xref: /dpdk/drivers/net/bnx2x/elink.c (revision a3a2e2c8f7de433e10b1548df65b20bf10086d9c)
1 /*
2  * Copyright (c) 2007-2013 QLogic Corporation. All rights reserved.
3  *
4  * Eric Davis        <edavis@broadcom.com>
5  * David Christensen <davidch@broadcom.com>
6  * Gary Zambrano     <zambrano@broadcom.com>
7  *
8  * Copyright (c) 2013-2015 Brocade Communications Systems, Inc.
9  * Copyright (c) 2015 QLogic Corporation.
10  * All rights reserved.
11  * www.qlogic.com
12  *
13  * See LICENSE.bnx2x_pmd for copyright and licensing details.
14  */
15 
16 #include "bnx2x.h"
17 #include "elink.h"
18 #include "ecore_mfw_req.h"
19 #include "ecore_fw_defs.h"
20 #include "ecore_hsi.h"
21 #include "ecore_reg.h"
22 
23 static elink_status_t elink_link_reset(struct elink_params *params,
24 				       struct elink_vars *vars,
25 				       uint8_t reset_ext_phy);
26 static elink_status_t elink_check_half_open_conn(struct elink_params *params,
27 						 struct elink_vars *vars,
28 						 uint8_t notify);
29 static elink_status_t elink_sfp_module_detection(struct elink_phy *phy,
30 						 struct elink_params *params);
31 
32 #define MDIO_REG_BANK_CL73_IEEEB0			0x0
33 #define MDIO_CL73_IEEEB0_CL73_AN_CONTROL		0x0
34 #define MDIO_CL73_IEEEB0_CL73_AN_CONTROL_RESTART_AN	0x0200
35 #define MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN		0x1000
36 #define MDIO_CL73_IEEEB0_CL73_AN_CONTROL_MAIN_RST	0x8000
37 
38 #define MDIO_REG_BANK_CL73_IEEEB1			0x10
39 #define MDIO_CL73_IEEEB1_AN_ADV1			0x00
40 #define	MDIO_CL73_IEEEB1_AN_ADV1_PAUSE			0x0400
41 #define	MDIO_CL73_IEEEB1_AN_ADV1_ASYMMETRIC 		0x0800
42 #define	MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_BOTH		0x0C00
43 #define	MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK		0x0C00
44 #define MDIO_CL73_IEEEB1_AN_ADV2				0x01
45 #define MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M		0x0000
46 #define MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX		0x0020
47 #define MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4		0x0040
48 #define MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KR		0x0080
49 #define	MDIO_CL73_IEEEB1_AN_LP_ADV1			0x03
50 #define	MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE		0x0400
51 #define	MDIO_CL73_IEEEB1_AN_LP_ADV1_ASYMMETRIC 		0x0800
52 #define	MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE_BOTH		0x0C00
53 #define	MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE_MASK		0x0C00
54 #define	MDIO_CL73_IEEEB1_AN_LP_ADV2			0x04
55 
56 #define	MDIO_REG_BANK_RX0				0x80b0
57 #define	MDIO_RX0_RX_STATUS				0x10
58 #define	MDIO_RX0_RX_STATUS_SIGDET			0x8000
59 #define	MDIO_RX0_RX_STATUS_RX_SEQ_DONE			0x1000
60 #define	MDIO_RX0_RX_EQ_BOOST				0x1c
61 #define	MDIO_RX0_RX_EQ_BOOST_EQUALIZER_CTRL_MASK	0x7
62 #define	MDIO_RX0_RX_EQ_BOOST_OFFSET_CTRL		0x10
63 
64 #define	MDIO_REG_BANK_RX1				0x80c0
65 #define	MDIO_RX1_RX_EQ_BOOST				0x1c
66 #define	MDIO_RX1_RX_EQ_BOOST_EQUALIZER_CTRL_MASK	0x7
67 #define	MDIO_RX1_RX_EQ_BOOST_OFFSET_CTRL		0x10
68 
69 #define	MDIO_REG_BANK_RX2				0x80d0
70 #define	MDIO_RX2_RX_EQ_BOOST				0x1c
71 #define	MDIO_RX2_RX_EQ_BOOST_EQUALIZER_CTRL_MASK	0x7
72 #define	MDIO_RX2_RX_EQ_BOOST_OFFSET_CTRL		0x10
73 
74 #define	MDIO_REG_BANK_RX3				0x80e0
75 #define	MDIO_RX3_RX_EQ_BOOST				0x1c
76 #define	MDIO_RX3_RX_EQ_BOOST_EQUALIZER_CTRL_MASK	0x7
77 #define	MDIO_RX3_RX_EQ_BOOST_OFFSET_CTRL		0x10
78 
79 #define	MDIO_REG_BANK_RX_ALL				0x80f0
80 #define	MDIO_RX_ALL_RX_EQ_BOOST				0x1c
81 #define	MDIO_RX_ALL_RX_EQ_BOOST_EQUALIZER_CTRL_MASK	0x7
82 #define	MDIO_RX_ALL_RX_EQ_BOOST_OFFSET_CTRL	0x10
83 
84 #define	MDIO_REG_BANK_TX0				0x8060
85 #define	MDIO_TX0_TX_DRIVER				0x17
86 #define	MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK		0xf000
87 #define	MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT		12
88 #define	MDIO_TX0_TX_DRIVER_IDRIVER_MASK			0x0f00
89 #define	MDIO_TX0_TX_DRIVER_IDRIVER_SHIFT		8
90 #define	MDIO_TX0_TX_DRIVER_IPREDRIVER_MASK		0x00f0
91 #define	MDIO_TX0_TX_DRIVER_IPREDRIVER_SHIFT		4
92 #define	MDIO_TX0_TX_DRIVER_IFULLSPD_MASK		0x000e
93 #define	MDIO_TX0_TX_DRIVER_IFULLSPD_SHIFT		1
94 #define	MDIO_TX0_TX_DRIVER_ICBUF1T			1
95 
96 #define	MDIO_REG_BANK_TX1				0x8070
97 #define	MDIO_TX1_TX_DRIVER				0x17
98 #define	MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK		0xf000
99 #define	MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT		12
100 #define	MDIO_TX0_TX_DRIVER_IDRIVER_MASK			0x0f00
101 #define	MDIO_TX0_TX_DRIVER_IDRIVER_SHIFT		8
102 #define	MDIO_TX0_TX_DRIVER_IPREDRIVER_MASK		0x00f0
103 #define	MDIO_TX0_TX_DRIVER_IPREDRIVER_SHIFT		4
104 #define	MDIO_TX0_TX_DRIVER_IFULLSPD_MASK		0x000e
105 #define	MDIO_TX0_TX_DRIVER_IFULLSPD_SHIFT		1
106 #define	MDIO_TX0_TX_DRIVER_ICBUF1T			1
107 
108 #define	MDIO_REG_BANK_TX2				0x8080
109 #define	MDIO_TX2_TX_DRIVER				0x17
110 #define	MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK		0xf000
111 #define	MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT		12
112 #define	MDIO_TX0_TX_DRIVER_IDRIVER_MASK			0x0f00
113 #define	MDIO_TX0_TX_DRIVER_IDRIVER_SHIFT		8
114 #define	MDIO_TX0_TX_DRIVER_IPREDRIVER_MASK		0x00f0
115 #define	MDIO_TX0_TX_DRIVER_IPREDRIVER_SHIFT		4
116 #define	MDIO_TX0_TX_DRIVER_IFULLSPD_MASK		0x000e
117 #define	MDIO_TX0_TX_DRIVER_IFULLSPD_SHIFT		1
118 #define	MDIO_TX0_TX_DRIVER_ICBUF1T			1
119 
120 #define	MDIO_REG_BANK_TX3				0x8090
121 #define	MDIO_TX3_TX_DRIVER				0x17
122 #define	MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK		0xf000
123 #define	MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT		12
124 #define	MDIO_TX0_TX_DRIVER_IDRIVER_MASK			0x0f00
125 #define	MDIO_TX0_TX_DRIVER_IDRIVER_SHIFT		8
126 #define	MDIO_TX0_TX_DRIVER_IPREDRIVER_MASK		0x00f0
127 #define	MDIO_TX0_TX_DRIVER_IPREDRIVER_SHIFT		4
128 #define	MDIO_TX0_TX_DRIVER_IFULLSPD_MASK		0x000e
129 #define	MDIO_TX0_TX_DRIVER_IFULLSPD_SHIFT		1
130 #define	MDIO_TX0_TX_DRIVER_ICBUF1T			1
131 
132 #define	MDIO_REG_BANK_XGXS_BLOCK0			0x8000
133 #define	MDIO_BLOCK0_XGXS_CONTROL			0x10
134 
135 #define	MDIO_REG_BANK_XGXS_BLOCK1			0x8010
136 #define	MDIO_BLOCK1_LANE_CTRL0				0x15
137 #define	MDIO_BLOCK1_LANE_CTRL1				0x16
138 #define	MDIO_BLOCK1_LANE_CTRL2				0x17
139 #define	MDIO_BLOCK1_LANE_PRBS				0x19
140 
141 #define	MDIO_REG_BANK_XGXS_BLOCK2			0x8100
142 #define	MDIO_XGXS_BLOCK2_RX_LN_SWAP			0x10
143 #define	MDIO_XGXS_BLOCK2_RX_LN_SWAP_ENABLE		0x8000
144 #define	MDIO_XGXS_BLOCK2_RX_LN_SWAP_FORCE_ENABLE	0x4000
145 #define	MDIO_XGXS_BLOCK2_TX_LN_SWAP		0x11
146 #define	MDIO_XGXS_BLOCK2_TX_LN_SWAP_ENABLE		0x8000
147 #define	MDIO_XGXS_BLOCK2_UNICORE_MODE_10G	0x14
148 #define	MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_CX4_XGXS	0x0001
149 #define	MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_HIGIG_XGXS	0x0010
150 #define	MDIO_XGXS_BLOCK2_TEST_MODE_LANE		0x15
151 
152 #define	MDIO_REG_BANK_GP_STATUS				0x8120
153 #define	MDIO_GP_STATUS_TOP_AN_STATUS1				0x1B
154 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE	0x0001
155 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_CL37_AUTONEG_COMPLETE	0x0002
156 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS		0x0004
157 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_DUPLEX_STATUS		0x0008
158 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE	0x0010
159 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_LP_NP_BAM_ABLE	0x0020
160 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_TXSIDE	0x0040
161 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_RXSIDE	0x0080
162 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_MASK		0x3f00
163 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10M		0x0000
164 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_100M		0x0100
165 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G		0x0200
166 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_2_5G		0x0300
167 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_5G		0x0400
168 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_6G		0x0500
169 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_HIG	0x0600
170 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_CX4	0x0700
171 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12G_HIG	0x0800
172 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12_5G	0x0900
173 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_13G		0x0A00
174 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_15G		0x0B00
175 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_16G		0x0C00
176 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G_KX	0x0D00
177 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KX4	0x0E00
178 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KR	0x0F00
179 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_XFI	0x1B00
180 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_20G_DXGXS	0x1E00
181 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_SFI	0x1F00
182 #define	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_20G_KR2	0x3900
183 
184 #define	MDIO_REG_BANK_10G_PARALLEL_DETECT		0x8130
185 #define	MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS		0x10
186 #define	MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS_PD_LINK		0x8000
187 #define	MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL		0x11
188 #define	MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL_PARDET10G_EN	0x1
189 #define	MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK		0x13
190 #define	MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK_CNT		(0xb71<<1)
191 
192 #define	MDIO_REG_BANK_SERDES_DIGITAL			0x8300
193 #define	MDIO_SERDES_DIGITAL_A_1000X_CONTROL1			0x10
194 #define	MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE			0x0001
195 #define	MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_TBI_IF			0x0002
196 #define	MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_SIGNAL_DETECT_EN		0x0004
197 #define	MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT	0x0008
198 #define	MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET			0x0010
199 #define	MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_MSTR_MODE			0x0020
200 #define	MDIO_SERDES_DIGITAL_A_1000X_CONTROL2			0x11
201 #define	MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN			0x0001
202 #define	MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_AN_FST_TMR			0x0040
203 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS1			0x14
204 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SGMII			0x0001
205 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS1_LINK			0x0002
206 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS1_DUPLEX			0x0004
207 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_MASK			0x0018
208 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_SHIFT			3
209 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_2_5G			0x0018
210 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_1G			0x0010
211 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_100M			0x0008
212 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_10M			0x0000
213 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS2			0x15
214 #define	MDIO_SERDES_DIGITAL_A_1000X_STATUS2_AN_DISABLED			0x0002
215 #define	MDIO_SERDES_DIGITAL_MISC1				0x18
216 #define	MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_MASK			0xE000
217 #define	MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_25M			0x0000
218 #define	MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_100M			0x2000
219 #define	MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_125M			0x4000
220 #define	MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_156_25M			0x6000
221 #define	MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_187_5M			0x8000
222 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL			0x0010
223 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_MASK			0x000f
224 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_2_5G			0x0000
225 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_5G			0x0001
226 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_6G			0x0002
227 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_HIG			0x0003
228 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_CX4			0x0004
229 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_12G			0x0005
230 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_12_5G			0x0006
231 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_13G			0x0007
232 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_15G			0x0008
233 #define	MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_16G			0x0009
234 
235 #define	MDIO_REG_BANK_OVER_1G				0x8320
236 #define	MDIO_OVER_1G_DIGCTL_3_4					0x14
237 #define	MDIO_OVER_1G_DIGCTL_3_4_MP_ID_MASK				0xffe0
238 #define	MDIO_OVER_1G_DIGCTL_3_4_MP_ID_SHIFT				5
239 #define	MDIO_OVER_1G_UP1					0x19
240 #define	MDIO_OVER_1G_UP1_2_5G						0x0001
241 #define	MDIO_OVER_1G_UP1_5G						0x0002
242 #define	MDIO_OVER_1G_UP1_6G						0x0004
243 #define	MDIO_OVER_1G_UP1_10G						0x0010
244 #define	MDIO_OVER_1G_UP1_10GH						0x0008
245 #define	MDIO_OVER_1G_UP1_12G						0x0020
246 #define	MDIO_OVER_1G_UP1_12_5G						0x0040
247 #define	MDIO_OVER_1G_UP1_13G						0x0080
248 #define	MDIO_OVER_1G_UP1_15G						0x0100
249 #define	MDIO_OVER_1G_UP1_16G						0x0200
250 #define	MDIO_OVER_1G_UP2					0x1A
251 #define	MDIO_OVER_1G_UP2_IPREDRIVER_MASK				0x0007
252 #define	MDIO_OVER_1G_UP2_IDRIVER_MASK					0x0038
253 #define	MDIO_OVER_1G_UP2_PREEMPHASIS_MASK				0x03C0
254 #define	MDIO_OVER_1G_UP3					0x1B
255 #define	MDIO_OVER_1G_UP3_HIGIG2						0x0001
256 #define	MDIO_OVER_1G_LP_UP1					0x1C
257 #define	MDIO_OVER_1G_LP_UP2					0x1D
258 #define	MDIO_OVER_1G_LP_UP2_MR_ADV_OVER_1G_MASK				0x03ff
259 #define	MDIO_OVER_1G_LP_UP2_PREEMPHASIS_MASK				0x0780
260 #define	MDIO_OVER_1G_LP_UP2_PREEMPHASIS_SHIFT				7
261 #define	MDIO_OVER_1G_LP_UP3						0x1E
262 
263 #define	MDIO_REG_BANK_REMOTE_PHY			0x8330
264 #define	MDIO_REMOTE_PHY_MISC_RX_STATUS				0x10
265 #define	MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG	0x0010
266 #define	MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG	0x0600
267 
268 #define	MDIO_REG_BANK_BAM_NEXT_PAGE			0x8350
269 #define	MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL			0x10
270 #define	MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE			0x0001
271 #define	MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN			0x0002
272 
273 #define	MDIO_REG_BANK_CL73_USERB0		0x8370
274 #define	MDIO_CL73_USERB0_CL73_UCTRL				0x10
275 #define	MDIO_CL73_USERB0_CL73_UCTRL_USTAT1_MUXSEL			0x0002
276 #define	MDIO_CL73_USERB0_CL73_USTAT1				0x11
277 #define	MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK			0x0100
278 #define	MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37		0x0400
279 #define	MDIO_CL73_USERB0_CL73_BAM_CTRL1				0x12
280 #define	MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_EN				0x8000
281 #define	MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_STATION_MNGR_EN		0x4000
282 #define	MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_NP_AFTER_BP_EN		0x2000
283 #define	MDIO_CL73_USERB0_CL73_BAM_CTRL3				0x14
284 #define	MDIO_CL73_USERB0_CL73_BAM_CTRL3_USE_CL73_HCD_MR			0x0001
285 
286 #define	MDIO_REG_BANK_AER_BLOCK			0xFFD0
287 #define	MDIO_AER_BLOCK_AER_REG					0x1E
288 
289 #define	MDIO_REG_BANK_COMBO_IEEE0		0xFFE0
290 #define	MDIO_COMBO_IEEE0_MII_CONTROL				0x10
291 #define	MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK			0x2040
292 #define	MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_10			0x0000
293 #define	MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_100			0x2000
294 #define	MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_1000			0x0040
295 #define	MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX				0x0100
296 #define	MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN				0x0200
297 #define	MDIO_COMBO_IEEO_MII_CONTROL_AN_EN				0x1000
298 #define	MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK				0x4000
299 #define	MDIO_COMBO_IEEO_MII_CONTROL_RESET				0x8000
300 #define	MDIO_COMBO_IEEE0_MII_STATUS				0x11
301 #define	MDIO_COMBO_IEEE0_MII_STATUS_LINK_PASS				0x0004
302 #define	MDIO_COMBO_IEEE0_MII_STATUS_AUTONEG_COMPLETE			0x0020
303 #define	MDIO_COMBO_IEEE0_AUTO_NEG_ADV				0x14
304 #define	MDIO_COMBO_IEEE0_AUTO_NEG_ADV_FULL_DUPLEX			0x0020
305 #define	MDIO_COMBO_IEEE0_AUTO_NEG_ADV_HALF_DUPLEX			0x0040
306 #define	MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK			0x0180
307 #define	MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE			0x0000
308 #define	MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC			0x0080
309 #define	MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC			0x0100
310 #define	MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH			0x0180
311 #define	MDIO_COMBO_IEEE0_AUTO_NEG_ADV_NEXT_PAGE				0x8000
312 #define	MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1		0x15
313 #define	MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_NEXT_PAGE	0x8000
314 #define	MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_ACK		0x4000
315 #define	MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_PAUSE_MASK	0x0180
316 #define	MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_PAUSE_NONE	0x0000
317 #define	MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_PAUSE_BOTH	0x0180
318 #define	MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_HALF_DUP_CAP	0x0040
319 #define	MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_FULL_DUP_CAP	0x0020
320 /*WhenthelinkpartnerisinSGMIImode(bit0=1),then
321 bit15=link,bit12=duplex,bits11:10=speed,bit14=acknowledge.
322 Theotherbitsarereservedandshouldbezero*/
323 #define	MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_SGMII_MODE	0x0001
324 
325 #define	MDIO_PMA_DEVAD			0x1
326 /*ieee*/
327 #define	MDIO_PMA_REG_CTRL		0x0
328 #define	MDIO_PMA_REG_STATUS		0x1
329 #define	MDIO_PMA_REG_10G_CTRL2		0x7
330 #define MDIO_PMA_REG_TX_DISABLE		0x0009
331 #define	MDIO_PMA_REG_RX_SD		0xa
332 /*bnx2x*/
333 #define	MDIO_PMA_REG_BNX2X_CTRL		0x0096
334 #define MDIO_PMA_REG_FEC_CTRL		0x00ab
335 #define	MDIO_PMA_LASI_RXCTRL		0x9000
336 #define	MDIO_PMA_LASI_TXCTRL		0x9001
337 #define	MDIO_PMA_LASI_CTRL		0x9002
338 #define	MDIO_PMA_LASI_RXSTAT		0x9003
339 #define	MDIO_PMA_LASI_TXSTAT		0x9004
340 #define	MDIO_PMA_LASI_STAT		0x9005
341 #define	MDIO_PMA_REG_PHY_IDENTIFIER	0xc800
342 #define	MDIO_PMA_REG_DIGITAL_CTRL	0xc808
343 #define	MDIO_PMA_REG_DIGITAL_STATUS	0xc809
344 #define	MDIO_PMA_REG_TX_POWER_DOWN	0xca02
345 #define	MDIO_PMA_REG_CMU_PLL_BYPASS	0xca09
346 #define	MDIO_PMA_REG_MISC_CTRL		0xca0a
347 #define	MDIO_PMA_REG_GEN_CTRL		0xca10
348 #define	MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP	0x0188
349 #define	MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET		0x018a
350 #define	MDIO_PMA_REG_M8051_MSGIN_REG	0xca12
351 #define	MDIO_PMA_REG_M8051_MSGOUT_REG	0xca13
352 #define	MDIO_PMA_REG_ROM_VER1		0xca19
353 #define	MDIO_PMA_REG_ROM_VER2		0xca1a
354 #define	MDIO_PMA_REG_EDC_FFE_MAIN	0xca1b
355 #define	MDIO_PMA_REG_PLL_BANDWIDTH	0xca1d
356 #define MDIO_PMA_REG_PLL_CTRL 		0xca1e
357 #define MDIO_PMA_REG_MISC_CTRL0 	0xca23
358 #define MDIO_PMA_REG_LRM_MODE	 	0xca3f
359 #define	MDIO_PMA_REG_CDR_BANDWIDTH 	0xca46
360 #define	MDIO_PMA_REG_MISC_CTRL1		0xca85
361 
362 #define MDIO_PMA_REG_SFP_TWO_WIRE_CTRL		0x8000
363 #define MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK 	0x000c
364 #define MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE 		0x0000
365 #define MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE 	0x0004
366 #define MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IN_PROGRESS 	0x0008
367 #define MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_FAILED 	0x000c
368 #define MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT 	0x8002
369 #define MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR 	0x8003
370 #define MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF	0xc820
371 #define MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK 0xff
372 #define MDIO_PMA_REG_8726_TX_CTRL1		0xca01
373 #define MDIO_PMA_REG_8726_TX_CTRL2		0xca05
374 
375 #define MDIO_PMA_REG_8727_TWO_WIRE_SLAVE_ADDR	0x8005
376 #define MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF	0x8007
377 #define MDIO_PMA_REG_8727_TWO_WIRE_DATA_MASK 0xff
378 #define MDIO_PMA_REG_8727_MISC_CTRL		0x8309
379 #define MDIO_PMA_REG_8727_TX_CTRL1		0xca02
380 #define MDIO_PMA_REG_8727_TX_CTRL2		0xca05
381 #define MDIO_PMA_REG_8727_PCS_OPT_CTRL		0xc808
382 #define MDIO_PMA_REG_8727_GPIO_CTRL		0xc80e
383 #define MDIO_PMA_REG_8727_PCS_GP		0xc842
384 #define MDIO_PMA_REG_8727_OPT_CFG_REG		0xc8e4
385 
386 #define MDIO_AN_REG_8727_MISC_CTRL		0x8309
387 #define	MDIO_PMA_REG_8073_CHIP_REV			0xc801
388 #define MDIO_PMA_REG_8073_SPEED_LINK_STATUS		0xc820
389 #define MDIO_PMA_REG_8073_XAUI_WA 			0xc841
390 #define MDIO_PMA_REG_8073_OPT_DIGITAL_CTRL 		0xcd08
391 
392 #define MDIO_PMA_REG_7101_RESET		0xc000
393 #define	MDIO_PMA_REG_7107_LED_CNTL	0xc007
394 #define	MDIO_PMA_REG_7107_LINK_LED_CNTL	0xc009
395 #define	MDIO_PMA_REG_7101_VER1		0xc026
396 #define	MDIO_PMA_REG_7101_VER2		0xc027
397 
398 #define MDIO_PMA_REG_8481_PMD_SIGNAL	0xa811
399 #define MDIO_PMA_REG_8481_LED1_MASK	0xa82c
400 #define MDIO_PMA_REG_8481_LED2_MASK	0xa82f
401 #define MDIO_PMA_REG_8481_LED3_MASK	0xa832
402 #define MDIO_PMA_REG_8481_LED3_BLINK	0xa834
403 #define MDIO_PMA_REG_8481_LED5_MASK	                0xa838
404 #define MDIO_PMA_REG_8481_SIGNAL_MASK	0xa835
405 #define MDIO_PMA_REG_8481_LINK_SIGNAL	0xa83b
406 #define MDIO_PMA_REG_8481_LINK_SIGNAL_LED4_ENABLE_MASK	0x800
407 #define MDIO_PMA_REG_8481_LINK_SIGNAL_LED4_ENABLE_SHIFT	11
408 
409 #define	MDIO_WIS_DEVAD			0x2
410 /*bnx2x*/
411 #define	MDIO_WIS_REG_LASI_CNTL		0x9002
412 #define	MDIO_WIS_REG_LASI_STATUS	0x9005
413 
414 #define	MDIO_PCS_DEVAD			0x3
415 #define	MDIO_PCS_REG_STATUS		0x0020
416 #define MDIO_PCS_REG_LASI_STATUS	0x9005
417 #define MDIO_PCS_REG_7101_DSP_ACCESS	0xD000
418 #define MDIO_PCS_REG_7101_SPI_MUX 	0xD008
419 #define MDIO_PCS_REG_7101_SPI_CTRL_ADDR 0xE12A
420 #define MDIO_PCS_REG_7101_SPI_RESET_BIT (5)
421 #define MDIO_PCS_REG_7101_SPI_FIFO_ADDR 0xE02A
422 #define MDIO_PCS_REG_7101_SPI_FIFO_ADDR_WRITE_ENABLE_CMD (6)
423 #define MDIO_PCS_REG_7101_SPI_FIFO_ADDR_BULK_ERASE_CMD   (0xC7)
424 #define MDIO_PCS_REG_7101_SPI_FIFO_ADDR_PAGE_PROGRAM_CMD (2)
425 #define MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR 0xE028
426 
427 #define	MDIO_XS_DEVAD			0x4
428 #define	MDIO_XS_REG_STATUS		0x0001
429 #define MDIO_XS_PLL_SEQUENCER 		0x8000
430 #define	MDIO_XS_SFX7101_XGXS_TEST1	0xc00a
431 
432 #define MDIO_XS_8706_REG_BANK_RX0	0x80bc
433 #define MDIO_XS_8706_REG_BANK_RX1	0x80cc
434 #define MDIO_XS_8706_REG_BANK_RX2	0x80dc
435 #define MDIO_XS_8706_REG_BANK_RX3	0x80ec
436 #define MDIO_XS_8706_REG_BANK_RXA	0x80fc
437 
438 #define MDIO_XS_REG_8073_RX_CTRL_PCIE	0x80FA
439 
440 #define	MDIO_AN_DEVAD			0x7
441 /*ieee*/
442 #define	MDIO_AN_REG_CTRL		0x0000
443 #define	MDIO_AN_REG_STATUS		0x0001
444 #define	MDIO_AN_REG_STATUS_AN_COMPLETE		0x0020
445 #define	MDIO_AN_REG_ADV_PAUSE		0x0010
446 #define	MDIO_AN_REG_ADV_PAUSE_PAUSE		0x0400
447 #define	MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC	0x0800
448 #define	MDIO_AN_REG_ADV_PAUSE_BOTH		0x0C00
449 #define	MDIO_AN_REG_ADV_PAUSE_MASK		0x0C00
450 #define	MDIO_AN_REG_ADV			0x0011
451 #define MDIO_AN_REG_ADV2		0x0012
452 #define	MDIO_AN_REG_LP_AUTO_NEG		0x0013
453 #define	MDIO_AN_REG_LP_AUTO_NEG2	0x0014
454 #define	MDIO_AN_REG_MASTER_STATUS	0x0021
455 #define	MDIO_AN_REG_EEE_ADV		0x003c
456 #define	MDIO_AN_REG_LP_EEE_ADV		0x003d
457 /*bnx2x*/
458 #define	MDIO_AN_REG_LINK_STATUS		0x8304
459 #define	MDIO_AN_REG_CL37_CL73		0x8370
460 #define	MDIO_AN_REG_CL37_AN		0xffe0
461 #define	MDIO_AN_REG_CL37_FC_LD		0xffe4
462 #define 	MDIO_AN_REG_CL37_FC_LP		0xffe5
463 #define 	MDIO_AN_REG_1000T_STATUS	0xffea
464 
465 #define MDIO_AN_REG_8073_2_5G		0x8329
466 #define MDIO_AN_REG_8073_BAM		0x8350
467 
468 #define MDIO_AN_REG_8481_10GBASE_T_AN_CTRL	0x0020
469 #define MDIO_AN_REG_8481_LEGACY_MII_CTRL	0xffe0
470 #define MDIO_AN_REG_8481_MII_CTRL_FORCE_1G	0x40
471 #define MDIO_AN_REG_8481_LEGACY_MII_STATUS	0xffe1
472 #define MDIO_AN_REG_8481_LEGACY_AN_ADV		0xffe4
473 #define MDIO_AN_REG_8481_LEGACY_AN_EXPANSION	0xffe6
474 #define MDIO_AN_REG_8481_1000T_CTRL		0xffe9
475 #define MDIO_AN_REG_8481_1G_100T_EXT_CTRL	0xfff0
476 #define MIDO_AN_REG_8481_EXT_CTRL_FORCE_LEDS_OFF	0x0008
477 #define MDIO_AN_REG_8481_EXPANSION_REG_RD_RW	0xfff5
478 #define MDIO_AN_REG_8481_EXPANSION_REG_ACCESS	0xfff7
479 #define MDIO_AN_REG_8481_AUX_CTRL		0xfff8
480 #define MDIO_AN_REG_8481_LEGACY_SHADOW		0xfffc
481 
482 /* BNX2X84823 only */
483 #define	MDIO_CTL_DEVAD			0x1e
484 #define MDIO_CTL_REG_84823_MEDIA		0x401a
485 #define MDIO_CTL_REG_84823_MEDIA_MAC_MASK		0x0018
486 	/* These pins configure the BNX2X84823 interface to MAC after reset. */
487 #define MDIO_CTL_REG_84823_CTRL_MAC_XFI			0x0008
488 #define MDIO_CTL_REG_84823_MEDIA_MAC_XAUI_M		0x0010
489 	/* These pins configure the BNX2X84823 interface to Line after reset. */
490 #define MDIO_CTL_REG_84823_MEDIA_LINE_MASK		0x0060
491 #define MDIO_CTL_REG_84823_MEDIA_LINE_XAUI_L		0x0020
492 #define MDIO_CTL_REG_84823_MEDIA_LINE_XFI		0x0040
493 	/* When this pin is active high during reset, 10GBASE-T core is power
494 	 * down, When it is active low the 10GBASE-T is power up
495 	 */
496 #define MDIO_CTL_REG_84823_MEDIA_COPPER_CORE_DOWN	0x0080
497 #define MDIO_CTL_REG_84823_MEDIA_PRIORITY_MASK		0x0100
498 #define MDIO_CTL_REG_84823_MEDIA_PRIORITY_COPPER	0x0000
499 #define MDIO_CTL_REG_84823_MEDIA_PRIORITY_FIBER		0x0100
500 #define MDIO_CTL_REG_84823_MEDIA_FIBER_1G			0x1000
501 #define MDIO_CTL_REG_84823_USER_CTRL_REG			0x4005
502 #define MDIO_CTL_REG_84823_USER_CTRL_CMS			0x0080
503 #define MDIO_PMA_REG_84823_CTL_SLOW_CLK_CNT_HIGH		0xa82b
504 #define MDIO_PMA_REG_84823_BLINK_RATE_VAL_15P9HZ	0x2f
505 #define MDIO_PMA_REG_84823_CTL_LED_CTL_1			0xa8e3
506 #define MDIO_PMA_REG_84833_CTL_LED_CTL_1			0xa8ec
507 #define MDIO_PMA_REG_84823_LED3_STRETCH_EN			0x0080
508 
509 /* BNX2X84833 only */
510 #define MDIO_84833_TOP_CFG_FW_REV			0x400f
511 #define MDIO_84833_TOP_CFG_FW_EEE		0x10b1
512 #define MDIO_84833_TOP_CFG_FW_NO_EEE		0x1f81
513 #define MDIO_84833_TOP_CFG_XGPHY_STRAP1 		0x401a
514 #define MDIO_84833_SUPER_ISOLATE 		0x8000
515 /* These are mailbox register set used by 84833. */
516 #define MDIO_84833_TOP_CFG_SCRATCH_REG0			0x4005
517 #define MDIO_84833_TOP_CFG_SCRATCH_REG1 		0x4006
518 #define MDIO_84833_TOP_CFG_SCRATCH_REG2			0x4007
519 #define MDIO_84833_TOP_CFG_SCRATCH_REG3			0x4008
520 #define MDIO_84833_TOP_CFG_SCRATCH_REG4			0x4009
521 #define MDIO_84833_TOP_CFG_SCRATCH_REG26		0x4037
522 #define MDIO_84833_TOP_CFG_SCRATCH_REG27		0x4038
523 #define MDIO_84833_TOP_CFG_SCRATCH_REG28		0x4039
524 #define MDIO_84833_TOP_CFG_SCRATCH_REG29		0x403a
525 #define MDIO_84833_TOP_CFG_SCRATCH_REG30		0x403b
526 #define MDIO_84833_TOP_CFG_SCRATCH_REG31		0x403c
527 #define MDIO_84833_CMD_HDLR_COMMAND	MDIO_84833_TOP_CFG_SCRATCH_REG0
528 #define MDIO_84833_CMD_HDLR_STATUS	MDIO_84833_TOP_CFG_SCRATCH_REG26
529 #define MDIO_84833_CMD_HDLR_DATA1	MDIO_84833_TOP_CFG_SCRATCH_REG27
530 #define MDIO_84833_CMD_HDLR_DATA2	MDIO_84833_TOP_CFG_SCRATCH_REG28
531 #define MDIO_84833_CMD_HDLR_DATA3	MDIO_84833_TOP_CFG_SCRATCH_REG29
532 #define MDIO_84833_CMD_HDLR_DATA4	MDIO_84833_TOP_CFG_SCRATCH_REG30
533 #define MDIO_84833_CMD_HDLR_DATA5	MDIO_84833_TOP_CFG_SCRATCH_REG31
534 
535 /* Mailbox command set used by 84833. */
536 #define PHY84833_CMD_SET_PAIR_SWAP			0x8001
537 #define PHY84833_CMD_GET_EEE_MODE			0x8008
538 #define PHY84833_CMD_SET_EEE_MODE			0x8009
539 #define PHY84833_CMD_GET_CURRENT_TEMP			0x8031
540 /* Mailbox status set used by 84833. */
541 #define PHY84833_STATUS_CMD_RECEIVED			0x0001
542 #define PHY84833_STATUS_CMD_IN_PROGRESS			0x0002
543 #define PHY84833_STATUS_CMD_COMPLETE_PASS		0x0004
544 #define PHY84833_STATUS_CMD_COMPLETE_ERROR		0x0008
545 #define PHY84833_STATUS_CMD_OPEN_FOR_CMDS		0x0010
546 #define PHY84833_STATUS_CMD_SYSTEM_BOOT			0x0020
547 #define PHY84833_STATUS_CMD_NOT_OPEN_FOR_CMDS		0x0040
548 #define PHY84833_STATUS_CMD_CLEAR_COMPLETE		0x0080
549 #define PHY84833_STATUS_CMD_OPEN_OVERRIDE		0xa5a5
550 
551 /* Warpcore clause 45 addressing */
552 #define MDIO_WC_DEVAD					0x3
553 #define MDIO_WC_REG_IEEE0BLK_MIICNTL                    0x0
554 #define MDIO_WC_REG_IEEE0BLK_AUTONEGNP                  0x7
555 #define MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT0       0x10
556 #define MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1       0x11
557 #define MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT2       0x12
558 #define MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_ABILITY	0x4000
559 #define MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_REQ		0x8000
560 #define MDIO_WC_REG_PCS_STATUS2				0x0021
561 #define MDIO_WC_REG_PMD_KR_CONTROL			0x0096
562 #define MDIO_WC_REG_XGXSBLK0_XGXSCONTROL                0x8000
563 #define MDIO_WC_REG_XGXSBLK0_MISCCONTROL1               0x800e
564 #define MDIO_WC_REG_XGXSBLK1_DESKEW                     0x8010
565 #define MDIO_WC_REG_XGXSBLK1_LANECTRL0                  0x8015
566 #define MDIO_WC_REG_XGXSBLK1_LANECTRL1                  0x8016
567 #define MDIO_WC_REG_XGXSBLK1_LANECTRL2                  0x8017
568 #define MDIO_WC_REG_XGXSBLK1_LANECTRL3                  0x8018
569 #define MDIO_WC_REG_XGXSBLK1_LANETEST0                  0x801a
570 #define MDIO_WC_REG_TX0_ANA_CTRL0			0x8061
571 #define MDIO_WC_REG_TX1_ANA_CTRL0			0x8071
572 #define MDIO_WC_REG_TX2_ANA_CTRL0			0x8081
573 #define MDIO_WC_REG_TX3_ANA_CTRL0			0x8091
574 #define MDIO_WC_REG_TX0_TX_DRIVER			0x8067
575 #define MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_OFFSET		0x04
576 #define MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_MASK			0x00f0
577 #define MDIO_WC_REG_TX0_TX_DRIVER_IDRIVER_OFFSET		0x08
578 #define MDIO_WC_REG_TX0_TX_DRIVER_IDRIVER_MASK				0x0f00
579 #define MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_OFFSET		0x0c
580 #define MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_MASK			0x7000
581 #define MDIO_WC_REG_TX1_TX_DRIVER			0x8077
582 #define MDIO_WC_REG_TX2_TX_DRIVER			0x8087
583 #define MDIO_WC_REG_TX3_TX_DRIVER			0x8097
584 #define MDIO_WC_REG_RX0_ANARXCONTROL1G                  0x80b9
585 #define MDIO_WC_REG_RX2_ANARXCONTROL1G                  0x80d9
586 #define MDIO_WC_REG_RX0_PCI_CTRL			0x80ba
587 #define MDIO_WC_REG_RX1_PCI_CTRL			0x80ca
588 #define MDIO_WC_REG_RX2_PCI_CTRL			0x80da
589 #define MDIO_WC_REG_RX3_PCI_CTRL			0x80ea
590 #define MDIO_WC_REG_XGXSBLK2_UNICORE_MODE_10G 		0x8104
591 #define MDIO_WC_REG_XGXS_STATUS3			0x8129
592 #define MDIO_WC_REG_PAR_DET_10G_STATUS			0x8130
593 #define MDIO_WC_REG_PAR_DET_10G_CTRL			0x8131
594 #define MDIO_WC_REG_XGXS_STATUS4                        0x813c
595 #define MDIO_WC_REG_XGXS_X2_CONTROL2 		        0x8141
596 #define MDIO_WC_REG_XGXS_X2_CONTROL3 		        0x8142
597 #define MDIO_WC_REG_XGXS_RX_LN_SWAP1		      	0x816B
598 #define MDIO_WC_REG_XGXS_TX_LN_SWAP1		      	0x8169
599 #define MDIO_WC_REG_GP2_STATUS_GP_2_0			0x81d0
600 #define MDIO_WC_REG_GP2_STATUS_GP_2_1			0x81d1
601 #define MDIO_WC_REG_GP2_STATUS_GP_2_2			0x81d2
602 #define MDIO_WC_REG_GP2_STATUS_GP_2_3			0x81d3
603 #define MDIO_WC_REG_GP2_STATUS_GP_2_4			0x81d4
604 #define MDIO_WC_REG_GP2_STATUS_GP_2_4_CL73_AN_CMPL 0x1000
605 #define MDIO_WC_REG_GP2_STATUS_GP_2_4_CL37_AN_CMPL 0x0100
606 #define MDIO_WC_REG_GP2_STATUS_GP_2_4_CL37_LP_AN_CAP 0x0010
607 #define MDIO_WC_REG_GP2_STATUS_GP_2_4_CL37_AN_CAP 0x1
608 #define MDIO_WC_REG_UC_INFO_B0_DEAD_TRAP                0x81EE
609 #define MDIO_WC_REG_UC_INFO_B1_VERSION                  0x81F0
610 #define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE		0x81F2
611 #define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_LANE0_OFFSET	0x0
612 #define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT        0x0
613 #define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_OPT_LR     0x1
614 #define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_DAC        0x2
615 #define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_XLAUI      0x3
616 #define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_LONG_CH_6G     0x4
617 #define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_LANE1_OFFSET	0x4
618 #define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_LANE2_OFFSET	0x8
619 #define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_LANE3_OFFSET	0xc
620 #define MDIO_WC_REG_UC_INFO_B1_CRC                      0x81FE
621 #define MDIO_WC_REG_DSC1B0_UC_CTRL				0x820e
622 #define MDIO_WC_REG_DSC1B0_UC_CTRL_RDY4CMD			(1<<7)
623 #define MDIO_WC_REG_DSC_SMC				0x8213
624 #define MDIO_WC_REG_DSC2B0_DSC_MISC_CTRL0		0x821e
625 #define MDIO_WC_REG_TX_FIR_TAP				0x82e2
626 #define MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_OFFSET		0x00
627 #define MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_MASK			0x000f
628 #define MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_OFFSET		0x04
629 #define MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_MASK		0x03f0
630 #define MDIO_WC_REG_TX_FIR_TAP_POST_TAP_OFFSET		0x0a
631 #define MDIO_WC_REG_TX_FIR_TAP_POST_TAP_MASK		0x7c00
632 #define MDIO_WC_REG_TX_FIR_TAP_ENABLE		0x8000
633 #define MDIO_WC_REG_CL72_USERB0_CL72_TX_FIR_TAP		0x82e2
634 #define MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL      0x82e3
635 #define MDIO_WC_REG_CL72_USERB0_CL72_OS_DEF_CTRL	0x82e6
636 #define MDIO_WC_REG_CL72_USERB0_CL72_BR_DEF_CTRL	0x82e7
637 #define MDIO_WC_REG_CL72_USERB0_CL72_2P5_DEF_CTRL	0x82e8
638 #define MDIO_WC_REG_CL72_USERB0_CL72_MISC4_CONTROL      0x82ec
639 #define MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1         0x8300
640 #define MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2         0x8301
641 #define MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3         0x8302
642 #define MDIO_WC_REG_SERDESDIGITAL_STATUS1000X1          0x8304
643 #define MDIO_WC_REG_SERDESDIGITAL_MISC1                 0x8308
644 #define MDIO_WC_REG_SERDESDIGITAL_MISC2                 0x8309
645 #define MDIO_WC_REG_DIGITAL3_UP1                        0x8329
646 #define MDIO_WC_REG_DIGITAL3_LP_UP1                     0x832c
647 #define MDIO_WC_REG_DIGITAL4_MISC3                      0x833c
648 #define MDIO_WC_REG_DIGITAL4_MISC5                      0x833e
649 #define MDIO_WC_REG_DIGITAL5_MISC6                      0x8345
650 #define MDIO_WC_REG_DIGITAL5_MISC7                      0x8349
651 #define MDIO_WC_REG_DIGITAL5_LINK_STATUS		0x834d
652 #define MDIO_WC_REG_DIGITAL5_ACTUAL_SPEED               0x834e
653 #define MDIO_WC_REG_DIGITAL6_MP5_NEXTPAGECTRL           0x8350
654 #define MDIO_WC_REG_CL49_USERB0_CTRL	                0x8368
655 #define MDIO_WC_REG_CL73_USERB0_CTRL                    0x8370
656 #define MDIO_WC_REG_CL73_USERB0_USTAT                   0x8371
657 #define MDIO_WC_REG_CL73_BAM_CTRL1			0x8372
658 #define MDIO_WC_REG_CL73_BAM_CTRL2			0x8373
659 #define MDIO_WC_REG_CL73_BAM_CTRL3			0x8374
660 #define MDIO_WC_REG_CL73_BAM_CODE_FIELD			0x837b
661 #define MDIO_WC_REG_EEE_COMBO_CONTROL0                  0x8390
662 #define MDIO_WC_REG_TX66_CONTROL                        0x83b0
663 #define MDIO_WC_REG_RX66_CONTROL                        0x83c0
664 #define MDIO_WC_REG_RX66_SCW0                           0x83c2
665 #define MDIO_WC_REG_RX66_SCW1                           0x83c3
666 #define MDIO_WC_REG_RX66_SCW2                           0x83c4
667 #define MDIO_WC_REG_RX66_SCW3                           0x83c5
668 #define MDIO_WC_REG_RX66_SCW0_MASK                      0x83c6
669 #define MDIO_WC_REG_RX66_SCW1_MASK                      0x83c7
670 #define MDIO_WC_REG_RX66_SCW2_MASK                      0x83c8
671 #define MDIO_WC_REG_RX66_SCW3_MASK                      0x83c9
672 #define MDIO_WC_REG_FX100_CTRL1				0x8400
673 #define MDIO_WC_REG_FX100_CTRL3				0x8402
674 #define MDIO_WC_REG_CL82_USERB1_TX_CTRL5		0x8436
675 #define MDIO_WC_REG_CL82_USERB1_TX_CTRL6		0x8437
676 #define MDIO_WC_REG_CL82_USERB1_TX_CTRL7		0x8438
677 #define MDIO_WC_REG_CL82_USERB1_TX_CTRL9		0x8439
678 #define MDIO_WC_REG_CL82_USERB1_RX_CTRL10		0x843a
679 #define MDIO_WC_REG_CL82_USERB1_RX_CTRL11		0x843b
680 #define MDIO_WC_REG_ETA_CL73_OUI1			0x8453
681 #define MDIO_WC_REG_ETA_CL73_OUI2			0x8454
682 #define MDIO_WC_REG_ETA_CL73_OUI3			0x8455
683 #define MDIO_WC_REG_ETA_CL73_LD_BAM_CODE		0x8456
684 #define MDIO_WC_REG_ETA_CL73_LD_UD_CODE			0x8457
685 #define MDIO_WC_REG_MICROBLK_CMD                        0xffc2
686 #define MDIO_WC_REG_MICROBLK_DL_STATUS                  0xffc5
687 #define MDIO_WC_REG_MICROBLK_CMD3                       0xffcc
688 
689 #define MDIO_WC_REG_AERBLK_AER                          0xffde
690 #define MDIO_WC_REG_COMBO_IEEE0_MIICTRL			0xffe0
691 #define MDIO_WC_REG_COMBO_IEEE0_MIIISTAT                0xffe1
692 
693 #define MDIO_WC0_XGXS_BLK2_LANE_RESET                   0x810A
694 #define MDIO_WC0_XGXS_BLK2_LANE_RESET_RX_BITSHIFT 	0
695 #define MDIO_WC0_XGXS_BLK2_LANE_RESET_TX_BITSHIFT 	4
696 
697 #define MDIO_WC0_XGXS_BLK6_XGXS_X2_CONTROL2             0x8141
698 
699 #define DIGITAL5_ACTUAL_SPEED_TX_MASK                   0x003f
700 
701 /* 54618se */
702 #define MDIO_REG_GPHY_MII_STATUS			0x1
703 #define MDIO_REG_GPHY_PHYID_LSB				0x3
704 #define MDIO_REG_GPHY_CL45_ADDR_REG			0xd
705 #define MDIO_REG_GPHY_CL45_REG_WRITE		0x4000
706 #define MDIO_REG_GPHY_CL45_REG_READ		0xc000
707 #define MDIO_REG_GPHY_CL45_DATA_REG			0xe
708 #define MDIO_REG_GPHY_EEE_RESOLVED		0x803e
709 #define MDIO_REG_GPHY_EXP_ACCESS_GATE			0x15
710 #define MDIO_REG_GPHY_EXP_ACCESS			0x17
711 #define MDIO_REG_GPHY_EXP_ACCESS_TOP		0xd00
712 #define MDIO_REG_GPHY_EXP_TOP_2K_BUF		0x40
713 #define MDIO_REG_GPHY_AUX_STATUS			0x19
714 #define MDIO_REG_INTR_STATUS				0x1a
715 #define MDIO_REG_INTR_MASK				0x1b
716 #define MDIO_REG_INTR_MASK_LINK_STATUS			(0x1 << 1)
717 #define MDIO_REG_GPHY_SHADOW				0x1c
718 #define MDIO_REG_GPHY_SHADOW_LED_SEL1			(0x0d << 10)
719 #define MDIO_REG_GPHY_SHADOW_LED_SEL2			(0x0e << 10)
720 #define MDIO_REG_GPHY_SHADOW_WR_ENA			(0x1 << 15)
721 #define MDIO_REG_GPHY_SHADOW_AUTO_DET_MED		(0x1e << 10)
722 #define MDIO_REG_GPHY_SHADOW_INVERT_FIB_SD		(0x1 << 8)
723 
724 typedef elink_status_t(*read_sfp_module_eeprom_func_p) (struct elink_phy * phy,
725 							struct elink_params *
726 							params,
727 							uint8_t dev_addr,
728 							uint16_t addr,
729 							uint8_t byte_cnt,
730 							uint8_t * o_buf,
731 							uint8_t);
732 /********************************************************/
733 #define ELINK_ETH_HLEN			14
734 /* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
735 #define ELINK_ETH_OVREHEAD			(ELINK_ETH_HLEN + 8 + 8)
736 #define ELINK_ETH_MIN_PACKET_SIZE		60
737 #define ELINK_ETH_MAX_PACKET_SIZE		1500
738 #define ELINK_ETH_MAX_JUMBO_PACKET_SIZE	9600
739 #define ELINK_MDIO_ACCESS_TIMEOUT		1000
740 #define WC_LANE_MAX			4
741 #define I2C_SWITCH_WIDTH		2
742 #define I2C_BSC0			0
743 #define I2C_BSC1			1
744 #define I2C_WA_RETRY_CNT		3
745 #define I2C_WA_PWR_ITER			(I2C_WA_RETRY_CNT - 1)
746 #define MCPR_IMC_COMMAND_READ_OP	1
747 #define MCPR_IMC_COMMAND_WRITE_OP	2
748 
749 /* LED Blink rate that will achieve ~15.9Hz */
750 #define LED_BLINK_RATE_VAL_E3		354
751 #define LED_BLINK_RATE_VAL_E1X_E2	480
752 /***********************************************************/
753 /*			Shortcut definitions		   */
754 /***********************************************************/
755 
756 #define ELINK_NIG_LATCH_BC_ENABLE_MI_INT 0
757 
758 #define ELINK_NIG_STATUS_EMAC0_MI_INT \
759 		NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_EMAC0_MISC_MI_INT
760 #define ELINK_NIG_STATUS_XGXS0_LINK10G \
761 		NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK10G
762 #define ELINK_NIG_STATUS_XGXS0_LINK_STATUS \
763 		NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS
764 #define ELINK_NIG_STATUS_XGXS0_LINK_STATUS_SIZE \
765 		NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS_SIZE
766 #define ELINK_NIG_STATUS_SERDES0_LINK_STATUS \
767 		NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_SERDES0_LINK_STATUS
768 #define ELINK_NIG_MASK_MI_INT \
769 		NIG_MASK_INTERRUPT_PORT0_REG_MASK_EMAC0_MISC_MI_INT
770 #define ELINK_NIG_MASK_XGXS0_LINK10G \
771 		NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK10G
772 #define ELINK_NIG_MASK_XGXS0_LINK_STATUS \
773 		NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK_STATUS
774 #define ELINK_NIG_MASK_SERDES0_LINK_STATUS \
775 		NIG_MASK_INTERRUPT_PORT0_REG_MASK_SERDES0_LINK_STATUS
776 
777 #define ELINK_MDIO_AN_CL73_OR_37_COMPLETE \
778 		(MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | \
779 		 MDIO_GP_STATUS_TOP_AN_STATUS1_CL37_AUTONEG_COMPLETE)
780 
781 #define ELINK_XGXS_RESET_BITS \
782 	(MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_RSTB_HW |   \
783 	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_IDDQ |      \
784 	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN |    \
785 	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN_SD | \
786 	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_TXD_FIFO_RSTB)
787 
788 #define ELINK_SERDES_RESET_BITS \
789 	(MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_RSTB_HW | \
790 	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_IDDQ |    \
791 	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN |  \
792 	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN_SD)
793 
794 #define ELINK_AUTONEG_CL37		SHARED_HW_CFG_AN_ENABLE_CL37
795 #define ELINK_AUTONEG_CL73		SHARED_HW_CFG_AN_ENABLE_CL73
796 #define ELINK_AUTONEG_BAM		SHARED_HW_CFG_AN_ENABLE_BAM
797 #define ELINK_AUTONEG_PARALLEL \
798 				SHARED_HW_CFG_AN_ENABLE_PARALLEL_DETECTION
799 #define ELINK_AUTONEG_SGMII_FIBER_AUTODET \
800 				SHARED_HW_CFG_AN_EN_SGMII_FIBER_AUTO_DETECT
801 #define ELINK_AUTONEG_REMOTE_PHY	SHARED_HW_CFG_AN_ENABLE_REMOTE_PHY
802 
803 #define ELINK_GP_STATUS_PAUSE_RSOLUTION_TXSIDE \
804 			MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_TXSIDE
805 #define ELINK_GP_STATUS_PAUSE_RSOLUTION_RXSIDE \
806 			MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_RXSIDE
807 #define ELINK_GP_STATUS_SPEED_MASK \
808 			MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_MASK
809 #define ELINK_GP_STATUS_10M	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10M
810 #define ELINK_GP_STATUS_100M	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_100M
811 #define ELINK_GP_STATUS_1G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G
812 #define ELINK_GP_STATUS_2_5G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_2_5G
813 #define ELINK_GP_STATUS_5G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_5G
814 #define ELINK_GP_STATUS_6G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_6G
815 #define ELINK_GP_STATUS_10G_HIG \
816 			MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_HIG
817 #define ELINK_GP_STATUS_10G_CX4 \
818 			MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_CX4
819 #define ELINK_GP_STATUS_1G_KX MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G_KX
820 #define ELINK_GP_STATUS_10G_KX4 \
821 			MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KX4
822 #define	ELINK_GP_STATUS_10G_KR MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KR
823 #define	ELINK_GP_STATUS_10G_XFI   MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_XFI
824 #define	ELINK_GP_STATUS_20G_DXGXS MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_20G_DXGXS
825 #define	ELINK_GP_STATUS_10G_SFI   MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_SFI
826 #define	ELINK_GP_STATUS_20G_KR2 MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_20G_KR2
827 #define ELINK_LINK_10THD		LINK_STATUS_SPEED_AND_DUPLEX_10THD
828 #define ELINK_LINK_10TFD		LINK_STATUS_SPEED_AND_DUPLEX_10TFD
829 #define ELINK_LINK_100TXHD		LINK_STATUS_SPEED_AND_DUPLEX_100TXHD
830 #define ELINK_LINK_100T4		LINK_STATUS_SPEED_AND_DUPLEX_100T4
831 #define ELINK_LINK_100TXFD		LINK_STATUS_SPEED_AND_DUPLEX_100TXFD
832 #define ELINK_LINK_1000THD		LINK_STATUS_SPEED_AND_DUPLEX_1000THD
833 #define ELINK_LINK_1000TFD		LINK_STATUS_SPEED_AND_DUPLEX_1000TFD
834 #define ELINK_LINK_1000XFD		LINK_STATUS_SPEED_AND_DUPLEX_1000XFD
835 #define ELINK_LINK_2500THD		LINK_STATUS_SPEED_AND_DUPLEX_2500THD
836 #define ELINK_LINK_2500TFD		LINK_STATUS_SPEED_AND_DUPLEX_2500TFD
837 #define ELINK_LINK_2500XFD		LINK_STATUS_SPEED_AND_DUPLEX_2500XFD
838 #define ELINK_LINK_10GTFD		LINK_STATUS_SPEED_AND_DUPLEX_10GTFD
839 #define ELINK_LINK_10GXFD		LINK_STATUS_SPEED_AND_DUPLEX_10GXFD
840 #define ELINK_LINK_20GTFD		LINK_STATUS_SPEED_AND_DUPLEX_20GTFD
841 #define ELINK_LINK_20GXFD		LINK_STATUS_SPEED_AND_DUPLEX_20GXFD
842 
843 #define ELINK_LINK_UPDATE_MASK \
844 			(LINK_STATUS_SPEED_AND_DUPLEX_MASK | \
845 			 LINK_STATUS_LINK_UP | \
846 			 LINK_STATUS_PHYSICAL_LINK_FLAG | \
847 			 LINK_STATUS_AUTO_NEGOTIATE_COMPLETE | \
848 			 LINK_STATUS_RX_FLOW_CONTROL_FLAG_MASK | \
849 			 LINK_STATUS_TX_FLOW_CONTROL_FLAG_MASK | \
850 			 LINK_STATUS_PARALLEL_DETECTION_FLAG_MASK | \
851 			 LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE | \
852 			 LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE)
853 
854 #define ELINK_SFP_EEPROM_CON_TYPE_ADDR		0x2
855 #define ELINK_SFP_EEPROM_CON_TYPE_VAL_LC	0x7
856 #define ELINK_SFP_EEPROM_CON_TYPE_VAL_COPPER	0x21
857 #define ELINK_SFP_EEPROM_CON_TYPE_VAL_RJ45	0x22
858 
859 #define ELINK_SFP_EEPROM_COMP_CODE_ADDR		0x3
860 #define ELINK_SFP_EEPROM_COMP_CODE_SR_MASK	(1<<4)
861 #define ELINK_SFP_EEPROM_COMP_CODE_LR_MASK	(1<<5)
862 #define ELINK_SFP_EEPROM_COMP_CODE_LRM_MASK	(1<<6)
863 
864 #define ELINK_SFP_EEPROM_FC_TX_TECH_ADDR		0x8
865 #define ELINK_SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE 0x4
866 #define ELINK_SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE  0x8
867 
868 #define ELINK_SFP_EEPROM_OPTIONS_ADDR			0x40
869 #define ELINK_SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK 0x1
870 #define ELINK_SFP_EEPROM_OPTIONS_SIZE			2
871 
872 #define ELINK_EDC_MODE_LINEAR				0x0022
873 #define ELINK_EDC_MODE_LIMITING				0x0044
874 #define ELINK_EDC_MODE_PASSIVE_DAC			0x0055
875 #define ELINK_EDC_MODE_ACTIVE_DAC			0x0066
876 
877 /* ETS defines*/
878 #define DCBX_INVALID_COS					(0xFF)
879 
880 #define ELINK_ETS_BW_LIMIT_CREDIT_UPPER_BOUND		(0x5000)
881 #define ELINK_ETS_BW_LIMIT_CREDIT_WEIGHT		(0x5000)
882 #define ELINK_ETS_E3B0_NIG_MIN_W_VAL_UP_TO_10GBPS		(1360)
883 #define ELINK_ETS_E3B0_NIG_MIN_W_VAL_20GBPS			(2720)
884 #define ELINK_ETS_E3B0_PBF_MIN_W_VAL				(10000)
885 
886 #define ELINK_MAX_PACKET_SIZE					(9700)
887 #define MAX_KR_LINK_RETRY				4
888 
889 /**********************************************************/
890 /*                     INTERFACE                          */
891 /**********************************************************/
892 
893 #define CL22_WR_OVER_CL45(_sc, _phy, _bank, _addr, _val) \
894 	elink_cl45_write(_sc, _phy, \
895 		(_phy)->def_md_devad, \
896 		(_bank + (_addr & 0xf)), \
897 		_val)
898 
899 #define CL22_RD_OVER_CL45(_sc, _phy, _bank, _addr, _val) \
900 	elink_cl45_read(_sc, _phy, \
901 		(_phy)->def_md_devad, \
902 		(_bank + (_addr & 0xf)), \
903 		_val)
904 
905 static uint32_t elink_bits_en(struct bnx2x_softc *sc, uint32_t reg, uint32_t bits)
906 {
907 	uint32_t val = REG_RD(sc, reg);
908 
909 	val |= bits;
910 	REG_WR(sc, reg, val);
911 	return val;
912 }
913 
914 static uint32_t elink_bits_dis(struct bnx2x_softc *sc, uint32_t reg,
915 			       uint32_t bits)
916 {
917 	uint32_t val = REG_RD(sc, reg);
918 
919 	val &= ~bits;
920 	REG_WR(sc, reg, val);
921 	return val;
922 }
923 
924 /*
925  * elink_check_lfa - This function checks if link reinitialization is required,
926  *                   or link flap can be avoided.
927  *
928  * @params:	link parameters
929  * Returns 0 if Link Flap Avoidance conditions are met otherwise, the failed
930  *         condition code.
931  */
932 static int elink_check_lfa(struct elink_params *params)
933 {
934 	uint32_t link_status, cfg_idx, lfa_mask, cfg_size;
935 	uint32_t cur_speed_cap_mask, cur_req_fc_auto_adv, additional_config;
936 	uint32_t saved_val, req_val, eee_status;
937 	struct bnx2x_softc *sc = params->sc;
938 
939 	additional_config =
940 	    REG_RD(sc, params->lfa_base +
941 		   offsetof(struct shmem_lfa, additional_config));
942 
943 	/* NOTE: must be first condition checked -
944 	 * to verify DCC bit is cleared in any case!
945 	 */
946 	if (additional_config & NO_LFA_DUE_TO_DCC_MASK) {
947 		PMD_DRV_LOG(DEBUG, "No LFA due to DCC flap after clp exit");
948 		REG_WR(sc, params->lfa_base +
949 		       offsetof(struct shmem_lfa, additional_config),
950 		       additional_config & ~NO_LFA_DUE_TO_DCC_MASK);
951 		return LFA_DCC_LFA_DISABLED;
952 	}
953 
954 	/* Verify that link is up */
955 	link_status = REG_RD(sc, params->shmem_base +
956 			     offsetof(struct shmem_region,
957 				      port_mb[params->port].link_status));
958 	if (!(link_status & LINK_STATUS_LINK_UP))
959 		return LFA_LINK_DOWN;
960 
961 	/* if loaded after BOOT from SAN, don't flap the link in any case and
962 	 * rely on link set by preboot driver
963 	 */
964 	if (params->feature_config_flags & ELINK_FEATURE_CONFIG_BOOT_FROM_SAN)
965 		return 0;
966 
967 	/* Verify that loopback mode is not set */
968 	if (params->loopback_mode)
969 		return LFA_LOOPBACK_ENABLED;
970 
971 	/* Verify that MFW supports LFA */
972 	if (!params->lfa_base)
973 		return LFA_MFW_IS_TOO_OLD;
974 
975 	if (params->num_phys == 3) {
976 		cfg_size = 2;
977 		lfa_mask = 0xffffffff;
978 	} else {
979 		cfg_size = 1;
980 		lfa_mask = 0xffff;
981 	}
982 
983 	/* Compare Duplex */
984 	saved_val = REG_RD(sc, params->lfa_base +
985 			   offsetof(struct shmem_lfa, req_duplex));
986 	req_val = params->req_duplex[0] | (params->req_duplex[1] << 16);
987 	if ((saved_val & lfa_mask) != (req_val & lfa_mask)) {
988 		PMD_DRV_LOG(INFO, "Duplex mismatch %x vs. %x",
989 			    (saved_val & lfa_mask), (req_val & lfa_mask));
990 		return LFA_DUPLEX_MISMATCH;
991 	}
992 	/* Compare Flow Control */
993 	saved_val = REG_RD(sc, params->lfa_base +
994 			   offsetof(struct shmem_lfa, req_flow_ctrl));
995 	req_val = params->req_flow_ctrl[0] | (params->req_flow_ctrl[1] << 16);
996 	if ((saved_val & lfa_mask) != (req_val & lfa_mask)) {
997 		PMD_DRV_LOG(DEBUG, "Flow control mismatch %x vs. %x",
998 			    (saved_val & lfa_mask), (req_val & lfa_mask));
999 		return LFA_FLOW_CTRL_MISMATCH;
1000 	}
1001 	/* Compare Link Speed */
1002 	saved_val = REG_RD(sc, params->lfa_base +
1003 			   offsetof(struct shmem_lfa, req_line_speed));
1004 	req_val = params->req_line_speed[0] | (params->req_line_speed[1] << 16);
1005 	if ((saved_val & lfa_mask) != (req_val & lfa_mask)) {
1006 		PMD_DRV_LOG(DEBUG, "Link speed mismatch %x vs. %x",
1007 			    (saved_val & lfa_mask), (req_val & lfa_mask));
1008 		return LFA_LINK_SPEED_MISMATCH;
1009 	}
1010 
1011 	for (cfg_idx = 0; cfg_idx < cfg_size; cfg_idx++) {
1012 		cur_speed_cap_mask = REG_RD(sc, params->lfa_base +
1013 					    offsetof(struct shmem_lfa,
1014 						     speed_cap_mask[cfg_idx]));
1015 
1016 		if (cur_speed_cap_mask != params->speed_cap_mask[cfg_idx]) {
1017 			PMD_DRV_LOG(DEBUG, "Speed Cap mismatch %x vs. %x",
1018 				    cur_speed_cap_mask,
1019 				    params->speed_cap_mask[cfg_idx]);
1020 			return LFA_SPEED_CAP_MISMATCH;
1021 		}
1022 	}
1023 
1024 	cur_req_fc_auto_adv =
1025 	    REG_RD(sc, params->lfa_base +
1026 		   offsetof(struct shmem_lfa, additional_config)) &
1027 	    REQ_FC_AUTO_ADV_MASK;
1028 
1029 	if ((uint16_t) cur_req_fc_auto_adv != params->req_fc_auto_adv) {
1030 		PMD_DRV_LOG(DEBUG, "Flow Ctrl AN mismatch %x vs. %x",
1031 			    cur_req_fc_auto_adv, params->req_fc_auto_adv);
1032 		return LFA_FLOW_CTRL_MISMATCH;
1033 	}
1034 
1035 	eee_status = REG_RD(sc, params->shmem2_base +
1036 			    offsetof(struct shmem2_region,
1037 				     eee_status[params->port]));
1038 
1039 	if (((eee_status & SHMEM_EEE_LPI_REQUESTED_BIT) ^
1040 	     (params->eee_mode & ELINK_EEE_MODE_ENABLE_LPI)) ||
1041 	    ((eee_status & SHMEM_EEE_REQUESTED_BIT) ^
1042 	     (params->eee_mode & ELINK_EEE_MODE_ADV_LPI))) {
1043 		PMD_DRV_LOG(DEBUG, "EEE mismatch %x vs. %x", params->eee_mode,
1044 			    eee_status);
1045 		return LFA_EEE_MISMATCH;
1046 	}
1047 
1048 	/* LFA conditions are met */
1049 	return 0;
1050 }
1051 
1052 /******************************************************************/
1053 /*			EPIO/GPIO section			  */
1054 /******************************************************************/
1055 static void elink_get_epio(struct bnx2x_softc *sc, uint32_t epio_pin,
1056 			   uint32_t * en)
1057 {
1058 	uint32_t epio_mask, gp_oenable;
1059 	*en = 0;
1060 	/* Sanity check */
1061 	if (epio_pin > 31) {
1062 		PMD_DRV_LOG(DEBUG, "Invalid EPIO pin %d to get", epio_pin);
1063 		return;
1064 	}
1065 
1066 	epio_mask = 1 << epio_pin;
1067 	/* Set this EPIO to output */
1068 	gp_oenable = REG_RD(sc, MCP_REG_MCPR_GP_OENABLE);
1069 	REG_WR(sc, MCP_REG_MCPR_GP_OENABLE, gp_oenable & ~epio_mask);
1070 
1071 	*en = (REG_RD(sc, MCP_REG_MCPR_GP_INPUTS) & epio_mask) >> epio_pin;
1072 }
1073 
1074 static void elink_set_epio(struct bnx2x_softc *sc, uint32_t epio_pin, uint32_t en)
1075 {
1076 	uint32_t epio_mask, gp_output, gp_oenable;
1077 
1078 	/* Sanity check */
1079 	if (epio_pin > 31) {
1080 		PMD_DRV_LOG(DEBUG, "Invalid EPIO pin %d to set", epio_pin);
1081 		return;
1082 	}
1083 	PMD_DRV_LOG(DEBUG, "Setting EPIO pin %d to %d", epio_pin, en);
1084 	epio_mask = 1 << epio_pin;
1085 	/* Set this EPIO to output */
1086 	gp_output = REG_RD(sc, MCP_REG_MCPR_GP_OUTPUTS);
1087 	if (en)
1088 		gp_output |= epio_mask;
1089 	else
1090 		gp_output &= ~epio_mask;
1091 
1092 	REG_WR(sc, MCP_REG_MCPR_GP_OUTPUTS, gp_output);
1093 
1094 	/* Set the value for this EPIO */
1095 	gp_oenable = REG_RD(sc, MCP_REG_MCPR_GP_OENABLE);
1096 	REG_WR(sc, MCP_REG_MCPR_GP_OENABLE, gp_oenable | epio_mask);
1097 }
1098 
1099 static void elink_set_cfg_pin(struct bnx2x_softc *sc, uint32_t pin_cfg,
1100 			      uint32_t val)
1101 {
1102 	if (pin_cfg == PIN_CFG_NA)
1103 		return;
1104 	if (pin_cfg >= PIN_CFG_EPIO0) {
1105 		elink_set_epio(sc, pin_cfg - PIN_CFG_EPIO0, val);
1106 	} else {
1107 		uint8_t gpio_num = (pin_cfg - PIN_CFG_GPIO0_P0) & 0x3;
1108 		uint8_t gpio_port = (pin_cfg - PIN_CFG_GPIO0_P0) >> 2;
1109 		elink_cb_gpio_write(sc, gpio_num, (uint8_t) val, gpio_port);
1110 	}
1111 }
1112 
1113 static uint32_t elink_get_cfg_pin(struct bnx2x_softc *sc, uint32_t pin_cfg,
1114 				  uint32_t * val)
1115 {
1116 	if (pin_cfg == PIN_CFG_NA)
1117 		return ELINK_STATUS_ERROR;
1118 	if (pin_cfg >= PIN_CFG_EPIO0) {
1119 		elink_get_epio(sc, pin_cfg - PIN_CFG_EPIO0, val);
1120 	} else {
1121 		uint8_t gpio_num = (pin_cfg - PIN_CFG_GPIO0_P0) & 0x3;
1122 		uint8_t gpio_port = (pin_cfg - PIN_CFG_GPIO0_P0) >> 2;
1123 		*val = elink_cb_gpio_read(sc, gpio_num, gpio_port);
1124 	}
1125 	return ELINK_STATUS_OK;
1126 
1127 }
1128 
1129 /******************************************************************/
1130 /*			PFC section				  */
1131 /******************************************************************/
1132 static void elink_update_pfc_xmac(struct elink_params *params,
1133 				  struct elink_vars *vars)
1134 {
1135 	struct bnx2x_softc *sc = params->sc;
1136 	uint32_t xmac_base;
1137 	uint32_t pause_val, pfc0_val, pfc1_val;
1138 
1139 	/* XMAC base adrr */
1140 	xmac_base = (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0;
1141 
1142 	/* Initialize pause and pfc registers */
1143 	pause_val = 0x18000;
1144 	pfc0_val = 0xFFFF8000;
1145 	pfc1_val = 0x2;
1146 
1147 	/* No PFC support */
1148 	if (!(params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)) {
1149 
1150 		/* RX flow control - Process pause frame in receive direction
1151 		 */
1152 		if (vars->flow_ctrl & ELINK_FLOW_CTRL_RX)
1153 			pause_val |= XMAC_PAUSE_CTRL_REG_RX_PAUSE_EN;
1154 
1155 		/* TX flow control - Send pause packet when buffer is full */
1156 		if (vars->flow_ctrl & ELINK_FLOW_CTRL_TX)
1157 			pause_val |= XMAC_PAUSE_CTRL_REG_TX_PAUSE_EN;
1158 	} else {		/* PFC support */
1159 		pfc1_val |= XMAC_PFC_CTRL_HI_REG_PFC_REFRESH_EN |
1160 		    XMAC_PFC_CTRL_HI_REG_PFC_STATS_EN |
1161 		    XMAC_PFC_CTRL_HI_REG_RX_PFC_EN |
1162 		    XMAC_PFC_CTRL_HI_REG_TX_PFC_EN |
1163 		    XMAC_PFC_CTRL_HI_REG_FORCE_PFC_XON;
1164 		/* Write pause and PFC registers */
1165 		REG_WR(sc, xmac_base + XMAC_REG_PAUSE_CTRL, pause_val);
1166 		REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL, pfc0_val);
1167 		REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI, pfc1_val);
1168 		pfc1_val &= ~XMAC_PFC_CTRL_HI_REG_FORCE_PFC_XON;
1169 
1170 	}
1171 
1172 	/* Write pause and PFC registers */
1173 	REG_WR(sc, xmac_base + XMAC_REG_PAUSE_CTRL, pause_val);
1174 	REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL, pfc0_val);
1175 	REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI, pfc1_val);
1176 
1177 	/* Set MAC address for source TX Pause/PFC frames */
1178 	REG_WR(sc, xmac_base + XMAC_REG_CTRL_SA_LO,
1179 	       ((params->mac_addr[2] << 24) |
1180 		(params->mac_addr[3] << 16) |
1181 		(params->mac_addr[4] << 8) | (params->mac_addr[5])));
1182 	REG_WR(sc, xmac_base + XMAC_REG_CTRL_SA_HI,
1183 	       ((params->mac_addr[0] << 8) | (params->mac_addr[1])));
1184 
1185 	DELAY(30);
1186 }
1187 
1188 /******************************************************************/
1189 /*			MAC/PBF section				  */
1190 /******************************************************************/
1191 static void elink_set_mdio_clk(struct bnx2x_softc *sc, uint32_t emac_base)
1192 {
1193 	uint32_t new_mode, cur_mode;
1194 	uint32_t clc_cnt;
1195 	/* Set clause 45 mode, slow down the MDIO clock to 2.5MHz
1196 	 * (a value of 49==0x31) and make sure that the AUTO poll is off
1197 	 */
1198 	cur_mode = REG_RD(sc, emac_base + EMAC_REG_EMAC_MDIO_MODE);
1199 
1200 	if (USES_WARPCORE(sc))
1201 		clc_cnt = 74L << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT;
1202 	else
1203 		clc_cnt = 49L << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT;
1204 
1205 	if (((cur_mode & EMAC_MDIO_MODE_CLOCK_CNT) == clc_cnt) &&
1206 	    (cur_mode & (EMAC_MDIO_MODE_CLAUSE_45)))
1207 		return;
1208 
1209 	new_mode = cur_mode &
1210 	    ~(EMAC_MDIO_MODE_AUTO_POLL | EMAC_MDIO_MODE_CLOCK_CNT);
1211 	new_mode |= clc_cnt;
1212 	new_mode |= (EMAC_MDIO_MODE_CLAUSE_45);
1213 
1214 	PMD_DRV_LOG(DEBUG, "Changing emac_mode from 0x%x to 0x%x",
1215 		    cur_mode, new_mode);
1216 	REG_WR(sc, emac_base + EMAC_REG_EMAC_MDIO_MODE, new_mode);
1217 	DELAY(40);
1218 }
1219 
1220 static void elink_set_mdio_emac_per_phy(struct bnx2x_softc *sc,
1221 					struct elink_params *params)
1222 {
1223 	uint8_t phy_index;
1224 	/* Set mdio clock per phy */
1225 	for (phy_index = ELINK_INT_PHY; phy_index < params->num_phys;
1226 	     phy_index++)
1227 		elink_set_mdio_clk(sc, params->phy[phy_index].mdio_ctrl);
1228 }
1229 
1230 static uint8_t elink_is_4_port_mode(struct bnx2x_softc *sc)
1231 {
1232 	uint32_t port4mode_ovwr_val;
1233 	/* Check 4-port override enabled */
1234 	port4mode_ovwr_val = REG_RD(sc, MISC_REG_PORT4MODE_EN_OVWR);
1235 	if (port4mode_ovwr_val & (1 << 0)) {
1236 		/* Return 4-port mode override value */
1237 		return (port4mode_ovwr_val & (1 << 1)) == (1 << 1);
1238 	}
1239 	/* Return 4-port mode from input pin */
1240 	return (uint8_t) REG_RD(sc, MISC_REG_PORT4MODE_EN);
1241 }
1242 
1243 static void elink_emac_init(struct elink_params *params)
1244 {
1245 	/* reset and unreset the emac core */
1246 	struct bnx2x_softc *sc = params->sc;
1247 	uint8_t port = params->port;
1248 	uint32_t emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
1249 	uint32_t val;
1250 	uint16_t timeout;
1251 
1252 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
1253 	       (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port));
1254 	DELAY(5);
1255 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
1256 	       (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port));
1257 
1258 	/* init emac - use read-modify-write */
1259 	/* self clear reset */
1260 	val = REG_RD(sc, emac_base + EMAC_REG_EMAC_MODE);
1261 	elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_MODE,
1262 			   (val | EMAC_MODE_RESET));
1263 
1264 	timeout = 200;
1265 	do {
1266 		val = REG_RD(sc, emac_base + EMAC_REG_EMAC_MODE);
1267 		PMD_DRV_LOG(DEBUG, "EMAC reset reg is %u", val);
1268 		if (!timeout) {
1269 			PMD_DRV_LOG(DEBUG, "EMAC timeout!");
1270 			return;
1271 		}
1272 		timeout--;
1273 	} while (val & EMAC_MODE_RESET);
1274 
1275 	elink_set_mdio_emac_per_phy(sc, params);
1276 	/* Set mac address */
1277 	val = ((params->mac_addr[0] << 8) | params->mac_addr[1]);
1278 	elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_MAC_MATCH, val);
1279 
1280 	val = ((params->mac_addr[2] << 24) |
1281 	       (params->mac_addr[3] << 16) |
1282 	       (params->mac_addr[4] << 8) | params->mac_addr[5]);
1283 	elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_MAC_MATCH + 4, val);
1284 }
1285 
1286 static void elink_set_xumac_nig(struct elink_params *params,
1287 				uint16_t tx_pause_en, uint8_t enable)
1288 {
1289 	struct bnx2x_softc *sc = params->sc;
1290 
1291 	REG_WR(sc, params->port ? NIG_REG_P1_MAC_IN_EN : NIG_REG_P0_MAC_IN_EN,
1292 	       enable);
1293 	REG_WR(sc, params->port ? NIG_REG_P1_MAC_OUT_EN : NIG_REG_P0_MAC_OUT_EN,
1294 	       enable);
1295 	REG_WR(sc, params->port ? NIG_REG_P1_MAC_PAUSE_OUT_EN :
1296 	       NIG_REG_P0_MAC_PAUSE_OUT_EN, tx_pause_en);
1297 }
1298 
1299 static void elink_set_umac_rxtx(struct elink_params *params, uint8_t en)
1300 {
1301 	uint32_t umac_base = params->port ? GRCBASE_UMAC1 : GRCBASE_UMAC0;
1302 	uint32_t val;
1303 	struct bnx2x_softc *sc = params->sc;
1304 	if (!(REG_RD(sc, MISC_REG_RESET_REG_2) &
1305 	      (MISC_REGISTERS_RESET_REG_2_UMAC0 << params->port)))
1306 		return;
1307 	val = REG_RD(sc, umac_base + UMAC_REG_COMMAND_CONFIG);
1308 	if (en)
1309 		val |= (UMAC_COMMAND_CONFIG_REG_TX_ENA |
1310 			UMAC_COMMAND_CONFIG_REG_RX_ENA);
1311 	else
1312 		val &= ~(UMAC_COMMAND_CONFIG_REG_TX_ENA |
1313 			 UMAC_COMMAND_CONFIG_REG_RX_ENA);
1314 	/* Disable RX and TX */
1315 	REG_WR(sc, umac_base + UMAC_REG_COMMAND_CONFIG, val);
1316 }
1317 
1318 static void elink_umac_enable(struct elink_params *params,
1319 			      struct elink_vars *vars, uint8_t lb)
1320 {
1321 	uint32_t val;
1322 	uint32_t umac_base = params->port ? GRCBASE_UMAC1 : GRCBASE_UMAC0;
1323 	struct bnx2x_softc *sc = params->sc;
1324 	/* Reset UMAC */
1325 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
1326 	       (MISC_REGISTERS_RESET_REG_2_UMAC0 << params->port));
1327 	DELAY(1000 * 1);
1328 
1329 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
1330 	       (MISC_REGISTERS_RESET_REG_2_UMAC0 << params->port));
1331 
1332 	PMD_DRV_LOG(DEBUG, "enabling UMAC");
1333 
1334 	/* This register opens the gate for the UMAC despite its name */
1335 	REG_WR(sc, NIG_REG_EGRESS_EMAC0_PORT + params->port * 4, 1);
1336 
1337 	val = UMAC_COMMAND_CONFIG_REG_PROMIS_EN |
1338 	    UMAC_COMMAND_CONFIG_REG_PAD_EN |
1339 	    UMAC_COMMAND_CONFIG_REG_SW_RESET |
1340 	    UMAC_COMMAND_CONFIG_REG_NO_LGTH_CHECK;
1341 	switch (vars->line_speed) {
1342 	case ELINK_SPEED_10:
1343 		val |= (0 << 2);
1344 		break;
1345 	case ELINK_SPEED_100:
1346 		val |= (1 << 2);
1347 		break;
1348 	case ELINK_SPEED_1000:
1349 		val |= (2 << 2);
1350 		break;
1351 	case ELINK_SPEED_2500:
1352 		val |= (3 << 2);
1353 		break;
1354 	default:
1355 		PMD_DRV_LOG(DEBUG, "Invalid speed for UMAC %d",
1356 			    vars->line_speed);
1357 		break;
1358 	}
1359 	if (!(vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
1360 		val |= UMAC_COMMAND_CONFIG_REG_IGNORE_TX_PAUSE;
1361 
1362 	if (!(vars->flow_ctrl & ELINK_FLOW_CTRL_RX))
1363 		val |= UMAC_COMMAND_CONFIG_REG_PAUSE_IGNORE;
1364 
1365 	if (vars->duplex == DUPLEX_HALF)
1366 		val |= UMAC_COMMAND_CONFIG_REG_HD_ENA;
1367 
1368 	REG_WR(sc, umac_base + UMAC_REG_COMMAND_CONFIG, val);
1369 	DELAY(50);
1370 
1371 	/* Configure UMAC for EEE */
1372 	if (vars->eee_status & SHMEM_EEE_ADV_STATUS_MASK) {
1373 		PMD_DRV_LOG(DEBUG, "configured UMAC for EEE");
1374 		REG_WR(sc, umac_base + UMAC_REG_UMAC_EEE_CTRL,
1375 		       UMAC_UMAC_EEE_CTRL_REG_EEE_EN);
1376 		REG_WR(sc, umac_base + UMAC_REG_EEE_WAKE_TIMER, 0x11);
1377 	} else {
1378 		REG_WR(sc, umac_base + UMAC_REG_UMAC_EEE_CTRL, 0x0);
1379 	}
1380 
1381 	/* Set MAC address for source TX Pause/PFC frames (under SW reset) */
1382 	REG_WR(sc, umac_base + UMAC_REG_MAC_ADDR0,
1383 	       ((params->mac_addr[2] << 24) |
1384 		(params->mac_addr[3] << 16) |
1385 		(params->mac_addr[4] << 8) | (params->mac_addr[5])));
1386 	REG_WR(sc, umac_base + UMAC_REG_MAC_ADDR1,
1387 	       ((params->mac_addr[0] << 8) | (params->mac_addr[1])));
1388 
1389 	/* Enable RX and TX */
1390 	val &= ~UMAC_COMMAND_CONFIG_REG_PAD_EN;
1391 	val |= UMAC_COMMAND_CONFIG_REG_TX_ENA | UMAC_COMMAND_CONFIG_REG_RX_ENA;
1392 	REG_WR(sc, umac_base + UMAC_REG_COMMAND_CONFIG, val);
1393 	DELAY(50);
1394 
1395 	/* Remove SW Reset */
1396 	val &= ~UMAC_COMMAND_CONFIG_REG_SW_RESET;
1397 
1398 	/* Check loopback mode */
1399 	if (lb)
1400 		val |= UMAC_COMMAND_CONFIG_REG_LOOP_ENA;
1401 	REG_WR(sc, umac_base + UMAC_REG_COMMAND_CONFIG, val);
1402 
1403 	/* Maximum Frame Length (RW). Defines a 14-Bit maximum frame
1404 	 * length used by the MAC receive logic to check frames.
1405 	 */
1406 	REG_WR(sc, umac_base + UMAC_REG_MAXFR, 0x2710);
1407 	elink_set_xumac_nig(params,
1408 			    ((vars->flow_ctrl & ELINK_FLOW_CTRL_TX) != 0), 1);
1409 	vars->mac_type = ELINK_MAC_TYPE_UMAC;
1410 
1411 }
1412 
1413 /* Define the XMAC mode */
1414 static void elink_xmac_init(struct elink_params *params, uint32_t max_speed)
1415 {
1416 	struct bnx2x_softc *sc = params->sc;
1417 	uint32_t is_port4mode = elink_is_4_port_mode(sc);
1418 
1419 	/* In 4-port mode, need to set the mode only once, so if XMAC is
1420 	 * already out of reset, it means the mode has already been set,
1421 	 * and it must not* reset the XMAC again, since it controls both
1422 	 * ports of the path
1423 	 */
1424 
1425 	if (((CHIP_NUM(sc) == CHIP_NUM_57840_4_10) ||
1426 	     (CHIP_NUM(sc) == CHIP_NUM_57840_2_20) ||
1427 	     (CHIP_NUM(sc) == CHIP_NUM_57840_OBS)) &&
1428 	    is_port4mode &&
1429 	    (REG_RD(sc, MISC_REG_RESET_REG_2) &
1430 	     MISC_REGISTERS_RESET_REG_2_XMAC)) {
1431 		PMD_DRV_LOG(DEBUG, "XMAC already out of reset in 4-port mode");
1432 		return;
1433 	}
1434 
1435 	/* Hard reset */
1436 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
1437 	       MISC_REGISTERS_RESET_REG_2_XMAC);
1438 	DELAY(1000 * 1);
1439 
1440 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
1441 	       MISC_REGISTERS_RESET_REG_2_XMAC);
1442 	if (is_port4mode) {
1443 		PMD_DRV_LOG(DEBUG, "Init XMAC to 2 ports x 10G per path");
1444 
1445 		/* Set the number of ports on the system side to up to 2 */
1446 		REG_WR(sc, MISC_REG_XMAC_CORE_PORT_MODE, 1);
1447 
1448 		/* Set the number of ports on the Warp Core to 10G */
1449 		REG_WR(sc, MISC_REG_XMAC_PHY_PORT_MODE, 3);
1450 	} else {
1451 		/* Set the number of ports on the system side to 1 */
1452 		REG_WR(sc, MISC_REG_XMAC_CORE_PORT_MODE, 0);
1453 		if (max_speed == ELINK_SPEED_10000) {
1454 			PMD_DRV_LOG(DEBUG,
1455 				    "Init XMAC to 10G x 1 port per path");
1456 			/* Set the number of ports on the Warp Core to 10G */
1457 			REG_WR(sc, MISC_REG_XMAC_PHY_PORT_MODE, 3);
1458 		} else {
1459 			PMD_DRV_LOG(DEBUG,
1460 				    "Init XMAC to 20G x 2 ports per path");
1461 			/* Set the number of ports on the Warp Core to 20G */
1462 			REG_WR(sc, MISC_REG_XMAC_PHY_PORT_MODE, 1);
1463 		}
1464 	}
1465 	/* Soft reset */
1466 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
1467 	       MISC_REGISTERS_RESET_REG_2_XMAC_SOFT);
1468 	DELAY(1000 * 1);
1469 
1470 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
1471 	       MISC_REGISTERS_RESET_REG_2_XMAC_SOFT);
1472 
1473 }
1474 
1475 static void elink_set_xmac_rxtx(struct elink_params *params, uint8_t en)
1476 {
1477 	uint8_t port = params->port;
1478 	struct bnx2x_softc *sc = params->sc;
1479 	uint32_t pfc_ctrl, xmac_base = (port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0;
1480 	uint32_t val;
1481 
1482 	if (REG_RD(sc, MISC_REG_RESET_REG_2) & MISC_REGISTERS_RESET_REG_2_XMAC) {
1483 		/* Send an indication to change the state in the NIG back to XON
1484 		 * Clearing this bit enables the next set of this bit to get
1485 		 * rising edge
1486 		 */
1487 		pfc_ctrl = REG_RD(sc, xmac_base + XMAC_REG_PFC_CTRL_HI);
1488 		REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI,
1489 		       (pfc_ctrl & ~(1 << 1)));
1490 		REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI,
1491 		       (pfc_ctrl | (1 << 1)));
1492 		PMD_DRV_LOG(DEBUG, "Disable XMAC on port %x", port);
1493 		val = REG_RD(sc, xmac_base + XMAC_REG_CTRL);
1494 		if (en)
1495 			val |= (XMAC_CTRL_REG_TX_EN | XMAC_CTRL_REG_RX_EN);
1496 		else
1497 			val &= ~(XMAC_CTRL_REG_TX_EN | XMAC_CTRL_REG_RX_EN);
1498 		REG_WR(sc, xmac_base + XMAC_REG_CTRL, val);
1499 	}
1500 }
1501 
1502 static elink_status_t elink_xmac_enable(struct elink_params *params,
1503 					struct elink_vars *vars, uint8_t lb)
1504 {
1505 	uint32_t val, xmac_base;
1506 	struct bnx2x_softc *sc = params->sc;
1507 	PMD_DRV_LOG(DEBUG, "enabling XMAC");
1508 
1509 	xmac_base = (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0;
1510 
1511 	elink_xmac_init(params, vars->line_speed);
1512 
1513 	/* This register determines on which events the MAC will assert
1514 	 * error on the i/f to the NIG along w/ EOP.
1515 	 */
1516 
1517 	/* This register tells the NIG whether to send traffic to UMAC
1518 	 * or XMAC
1519 	 */
1520 	REG_WR(sc, NIG_REG_EGRESS_EMAC0_PORT + params->port * 4, 0);
1521 
1522 	/* When XMAC is in XLGMII mode, disable sending idles for fault
1523 	 * detection.
1524 	 */
1525 	if (!(params->phy[ELINK_INT_PHY].flags & ELINK_FLAGS_TX_ERROR_CHECK)) {
1526 		REG_WR(sc, xmac_base + XMAC_REG_RX_LSS_CTRL,
1527 		       (XMAC_RX_LSS_CTRL_REG_LOCAL_FAULT_DISABLE |
1528 			XMAC_RX_LSS_CTRL_REG_REMOTE_FAULT_DISABLE));
1529 		REG_WR(sc, xmac_base + XMAC_REG_CLEAR_RX_LSS_STATUS, 0);
1530 		REG_WR(sc, xmac_base + XMAC_REG_CLEAR_RX_LSS_STATUS,
1531 		       XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_LOCAL_FAULT_STATUS |
1532 		       XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_REMOTE_FAULT_STATUS);
1533 	}
1534 	/* Set Max packet size */
1535 	REG_WR(sc, xmac_base + XMAC_REG_RX_MAX_SIZE, 0x2710);
1536 
1537 	/* CRC append for Tx packets */
1538 	REG_WR(sc, xmac_base + XMAC_REG_TX_CTRL, 0xC800);
1539 
1540 	/* update PFC */
1541 	elink_update_pfc_xmac(params, vars);
1542 
1543 	if (vars->eee_status & SHMEM_EEE_ADV_STATUS_MASK) {
1544 		PMD_DRV_LOG(DEBUG, "Setting XMAC for EEE");
1545 		REG_WR(sc, xmac_base + XMAC_REG_EEE_TIMERS_HI, 0x1380008);
1546 		REG_WR(sc, xmac_base + XMAC_REG_EEE_CTRL, 0x1);
1547 	} else {
1548 		REG_WR(sc, xmac_base + XMAC_REG_EEE_CTRL, 0x0);
1549 	}
1550 
1551 	/* Enable TX and RX */
1552 	val = XMAC_CTRL_REG_TX_EN | XMAC_CTRL_REG_RX_EN;
1553 
1554 	/* Set MAC in XLGMII mode for dual-mode */
1555 	if ((vars->line_speed == ELINK_SPEED_20000) &&
1556 	    (params->phy[ELINK_INT_PHY].supported &
1557 	     ELINK_SUPPORTED_20000baseKR2_Full))
1558 		val |= XMAC_CTRL_REG_XLGMII_ALIGN_ENB;
1559 
1560 	/* Check loopback mode */
1561 	if (lb)
1562 		val |= XMAC_CTRL_REG_LINE_LOCAL_LPBK;
1563 	REG_WR(sc, xmac_base + XMAC_REG_CTRL, val);
1564 	elink_set_xumac_nig(params,
1565 			    ((vars->flow_ctrl & ELINK_FLOW_CTRL_TX) != 0), 1);
1566 
1567 	vars->mac_type = ELINK_MAC_TYPE_XMAC;
1568 
1569 	return ELINK_STATUS_OK;
1570 }
1571 
1572 static elink_status_t elink_emac_enable(struct elink_params *params,
1573 					struct elink_vars *vars, uint8_t lb)
1574 {
1575 	struct bnx2x_softc *sc = params->sc;
1576 	uint8_t port = params->port;
1577 	uint32_t emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
1578 	uint32_t val;
1579 
1580 	PMD_DRV_LOG(DEBUG, "enabling EMAC");
1581 
1582 	/* Disable BMAC */
1583 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
1584 	       (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
1585 
1586 	/* enable emac and not bmac */
1587 	REG_WR(sc, NIG_REG_EGRESS_EMAC0_PORT + port * 4, 1);
1588 
1589 	if (vars->phy_flags & PHY_XGXS_FLAG) {
1590 		uint32_t ser_lane = ((params->lane_config &
1591 				      PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
1592 				     PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
1593 
1594 		PMD_DRV_LOG(DEBUG, "XGXS");
1595 		/* select the master lanes (out of 0-3) */
1596 		REG_WR(sc, NIG_REG_XGXS_LANE_SEL_P0 + port * 4, ser_lane);
1597 		/* select XGXS */
1598 		REG_WR(sc, NIG_REG_XGXS_SERDES0_MODE_SEL + port * 4, 1);
1599 
1600 	} else {		/* SerDes */
1601 		PMD_DRV_LOG(DEBUG, "SerDes");
1602 		/* select SerDes */
1603 		REG_WR(sc, NIG_REG_XGXS_SERDES0_MODE_SEL + port * 4, 0);
1604 	}
1605 
1606 	elink_bits_en(sc, emac_base + EMAC_REG_EMAC_RX_MODE,
1607 		      EMAC_RX_MODE_RESET);
1608 	elink_bits_en(sc, emac_base + EMAC_REG_EMAC_TX_MODE,
1609 		      EMAC_TX_MODE_RESET);
1610 
1611 	/* pause enable/disable */
1612 	elink_bits_dis(sc, emac_base + EMAC_REG_EMAC_RX_MODE,
1613 		       EMAC_RX_MODE_FLOW_EN);
1614 
1615 	elink_bits_dis(sc, emac_base + EMAC_REG_EMAC_TX_MODE,
1616 		       (EMAC_TX_MODE_EXT_PAUSE_EN |
1617 			EMAC_TX_MODE_FLOW_EN));
1618 	if (!(params->feature_config_flags &
1619 	      ELINK_FEATURE_CONFIG_PFC_ENABLED)) {
1620 		if (vars->flow_ctrl & ELINK_FLOW_CTRL_RX)
1621 			elink_bits_en(sc, emac_base +
1622 				      EMAC_REG_EMAC_RX_MODE,
1623 				      EMAC_RX_MODE_FLOW_EN);
1624 
1625 		if (vars->flow_ctrl & ELINK_FLOW_CTRL_TX)
1626 			elink_bits_en(sc, emac_base +
1627 				      EMAC_REG_EMAC_TX_MODE,
1628 				      (EMAC_TX_MODE_EXT_PAUSE_EN |
1629 				       EMAC_TX_MODE_FLOW_EN));
1630 	} else
1631 		elink_bits_en(sc, emac_base + EMAC_REG_EMAC_TX_MODE,
1632 			      EMAC_TX_MODE_FLOW_EN);
1633 
1634 	/* KEEP_VLAN_TAG, promiscuous */
1635 	val = REG_RD(sc, emac_base + EMAC_REG_EMAC_RX_MODE);
1636 	val |= EMAC_RX_MODE_KEEP_VLAN_TAG | EMAC_RX_MODE_PROMISCUOUS;
1637 
1638 	/* Setting this bit causes MAC control frames (except for pause
1639 	 * frames) to be passed on for processing. This setting has no
1640 	 * affect on the operation of the pause frames. This bit effects
1641 	 * all packets regardless of RX Parser packet sorting logic.
1642 	 * Turn the PFC off to make sure we are in Xon state before
1643 	 * enabling it.
1644 	 */
1645 	elink_cb_reg_write(sc, emac_base + EMAC_REG_RX_PFC_MODE, 0);
1646 	if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED) {
1647 		PMD_DRV_LOG(DEBUG, "PFC is enabled");
1648 		/* Enable PFC again */
1649 		elink_cb_reg_write(sc, emac_base + EMAC_REG_RX_PFC_MODE,
1650 				   EMAC_REG_RX_PFC_MODE_RX_EN |
1651 				   EMAC_REG_RX_PFC_MODE_TX_EN |
1652 				   EMAC_REG_RX_PFC_MODE_PRIORITIES);
1653 
1654 		elink_cb_reg_write(sc, emac_base + EMAC_REG_RX_PFC_PARAM,
1655 				   ((0x0101 <<
1656 				     EMAC_REG_RX_PFC_PARAM_OPCODE_BITSHIFT) |
1657 				    (0x00ff <<
1658 				     EMAC_REG_RX_PFC_PARAM_PRIORITY_EN_BITSHIFT)));
1659 		val |= EMAC_RX_MODE_KEEP_MAC_CONTROL;
1660 	}
1661 	elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_RX_MODE, val);
1662 
1663 	/* Set Loopback */
1664 	val = REG_RD(sc, emac_base + EMAC_REG_EMAC_MODE);
1665 	if (lb)
1666 		val |= 0x810;
1667 	else
1668 		val &= ~0x810;
1669 	elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_MODE, val);
1670 
1671 	/* Enable emac */
1672 	REG_WR(sc, NIG_REG_NIG_EMAC0_EN + port * 4, 1);
1673 
1674 	/* Enable emac for jumbo packets */
1675 	elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_RX_MTU_SIZE,
1676 			   (EMAC_RX_MTU_SIZE_JUMBO_ENA |
1677 			    (ELINK_ETH_MAX_JUMBO_PACKET_SIZE +
1678 			     ELINK_ETH_OVREHEAD)));
1679 
1680 	/* Strip CRC */
1681 	REG_WR(sc, NIG_REG_NIG_INGRESS_EMAC0_NO_CRC + port * 4, 0x1);
1682 
1683 	/* Disable the NIG in/out to the bmac */
1684 	REG_WR(sc, NIG_REG_BMAC0_IN_EN + port * 4, 0x0);
1685 	REG_WR(sc, NIG_REG_BMAC0_PAUSE_OUT_EN + port * 4, 0x0);
1686 	REG_WR(sc, NIG_REG_BMAC0_OUT_EN + port * 4, 0x0);
1687 
1688 	/* Enable the NIG in/out to the emac */
1689 	REG_WR(sc, NIG_REG_EMAC0_IN_EN + port * 4, 0x1);
1690 	val = 0;
1691 	if ((params->feature_config_flags &
1692 	     ELINK_FEATURE_CONFIG_PFC_ENABLED) ||
1693 	    (vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
1694 		val = 1;
1695 
1696 	REG_WR(sc, NIG_REG_EMAC0_PAUSE_OUT_EN + port * 4, val);
1697 	REG_WR(sc, NIG_REG_EGRESS_EMAC0_OUT_EN + port * 4, 0x1);
1698 
1699 	REG_WR(sc, NIG_REG_BMAC0_REGS_OUT_EN + port * 4, 0x0);
1700 
1701 	vars->mac_type = ELINK_MAC_TYPE_EMAC;
1702 	return ELINK_STATUS_OK;
1703 }
1704 
1705 static void elink_update_pfc_bmac1(struct elink_params *params,
1706 				   struct elink_vars *vars)
1707 {
1708 	uint32_t wb_data[2];
1709 	struct bnx2x_softc *sc = params->sc;
1710 	uint32_t bmac_addr = params->port ? NIG_REG_INGRESS_BMAC1_MEM :
1711 	    NIG_REG_INGRESS_BMAC0_MEM;
1712 
1713 	uint32_t val = 0x14;
1714 	if ((!(params->feature_config_flags &
1715 	       ELINK_FEATURE_CONFIG_PFC_ENABLED)) &&
1716 	    (vars->flow_ctrl & ELINK_FLOW_CTRL_RX))
1717 		/* Enable BigMAC to react on received Pause packets */
1718 		val |= (1 << 5);
1719 	wb_data[0] = val;
1720 	wb_data[1] = 0;
1721 	REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_RX_CONTROL, wb_data, 2);
1722 
1723 	/* TX control */
1724 	val = 0xc0;
1725 	if (!(params->feature_config_flags &
1726 	      ELINK_FEATURE_CONFIG_PFC_ENABLED) &&
1727 	    (vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
1728 		val |= 0x800000;
1729 	wb_data[0] = val;
1730 	wb_data[1] = 0;
1731 	REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_TX_CONTROL, wb_data, 2);
1732 }
1733 
1734 static void elink_update_pfc_bmac2(struct elink_params *params,
1735 				   struct elink_vars *vars, uint8_t is_lb)
1736 {
1737 	/* Set rx control: Strip CRC and enable BigMAC to relay
1738 	 * control packets to the system as well
1739 	 */
1740 	uint32_t wb_data[2];
1741 	struct bnx2x_softc *sc = params->sc;
1742 	uint32_t bmac_addr = params->port ? NIG_REG_INGRESS_BMAC1_MEM :
1743 	    NIG_REG_INGRESS_BMAC0_MEM;
1744 	uint32_t val = 0x14;
1745 
1746 	if ((!(params->feature_config_flags &
1747 	       ELINK_FEATURE_CONFIG_PFC_ENABLED)) &&
1748 	    (vars->flow_ctrl & ELINK_FLOW_CTRL_RX))
1749 		/* Enable BigMAC to react on received Pause packets */
1750 		val |= (1 << 5);
1751 	wb_data[0] = val;
1752 	wb_data[1] = 0;
1753 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_RX_CONTROL, wb_data, 2);
1754 	DELAY(30);
1755 
1756 	/* Tx control */
1757 	val = 0xc0;
1758 	if (!(params->feature_config_flags &
1759 	      ELINK_FEATURE_CONFIG_PFC_ENABLED) &&
1760 	    (vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
1761 		val |= 0x800000;
1762 	wb_data[0] = val;
1763 	wb_data[1] = 0;
1764 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_TX_CONTROL, wb_data, 2);
1765 
1766 	if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED) {
1767 		PMD_DRV_LOG(DEBUG, "PFC is enabled");
1768 		/* Enable PFC RX & TX & STATS and set 8 COS  */
1769 		wb_data[0] = 0x0;
1770 		wb_data[0] |= (1 << 0);	/* RX */
1771 		wb_data[0] |= (1 << 1);	/* TX */
1772 		wb_data[0] |= (1 << 2);	/* Force initial Xon */
1773 		wb_data[0] |= (1 << 3);	/* 8 cos */
1774 		wb_data[0] |= (1 << 5);	/* STATS */
1775 		wb_data[1] = 0;
1776 		REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_PFC_CONTROL,
1777 			    wb_data, 2);
1778 		/* Clear the force Xon */
1779 		wb_data[0] &= ~(1 << 2);
1780 	} else {
1781 		PMD_DRV_LOG(DEBUG, "PFC is disabled");
1782 		/* Disable PFC RX & TX & STATS and set 8 COS */
1783 		wb_data[0] = 0x8;
1784 		wb_data[1] = 0;
1785 	}
1786 
1787 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_PFC_CONTROL, wb_data, 2);
1788 
1789 	/* Set Time (based unit is 512 bit time) between automatic
1790 	 * re-sending of PP packets amd enable automatic re-send of
1791 	 * Per-Priroity Packet as long as pp_gen is asserted and
1792 	 * pp_disable is low.
1793 	 */
1794 	val = 0x8000;
1795 	if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)
1796 		val |= (1 << 16);	/* enable automatic re-send */
1797 
1798 	wb_data[0] = val;
1799 	wb_data[1] = 0;
1800 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_TX_PAUSE_CONTROL,
1801 		    wb_data, 2);
1802 
1803 	/* mac control */
1804 	val = 0x3;		/* Enable RX and TX */
1805 	if (is_lb) {
1806 		val |= 0x4;	/* Local loopback */
1807 		PMD_DRV_LOG(DEBUG, "enable bmac loopback");
1808 	}
1809 	/* When PFC enabled, Pass pause frames towards the NIG. */
1810 	if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)
1811 		val |= ((1 << 6) | (1 << 5));
1812 
1813 	wb_data[0] = val;
1814 	wb_data[1] = 0;
1815 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_BMAC_CONTROL, wb_data, 2);
1816 }
1817 
1818 /******************************************************************************
1819 * Description:
1820 *  This function is needed because NIG ARB_CREDIT_WEIGHT_X are
1821 *  not continues and ARB_CREDIT_WEIGHT_0 + offset is suitable.
1822 ******************************************************************************/
1823 static elink_status_t elink_pfc_nig_rx_priority_mask(struct bnx2x_softc *sc,
1824 						     uint8_t cos_entry,
1825 						     uint32_t priority_mask,
1826 						     uint8_t port)
1827 {
1828 	uint32_t nig_reg_rx_priority_mask_add = 0;
1829 
1830 	switch (cos_entry) {
1831 	case 0:
1832 		nig_reg_rx_priority_mask_add = (port) ?
1833 		    NIG_REG_P1_RX_COS0_PRIORITY_MASK :
1834 		    NIG_REG_P0_RX_COS0_PRIORITY_MASK;
1835 		break;
1836 	case 1:
1837 		nig_reg_rx_priority_mask_add = (port) ?
1838 		    NIG_REG_P1_RX_COS1_PRIORITY_MASK :
1839 		    NIG_REG_P0_RX_COS1_PRIORITY_MASK;
1840 		break;
1841 	case 2:
1842 		nig_reg_rx_priority_mask_add = (port) ?
1843 		    NIG_REG_P1_RX_COS2_PRIORITY_MASK :
1844 		    NIG_REG_P0_RX_COS2_PRIORITY_MASK;
1845 		break;
1846 	case 3:
1847 		if (port)
1848 			return ELINK_STATUS_ERROR;
1849 		nig_reg_rx_priority_mask_add = NIG_REG_P0_RX_COS3_PRIORITY_MASK;
1850 		break;
1851 	case 4:
1852 		if (port)
1853 			return ELINK_STATUS_ERROR;
1854 		nig_reg_rx_priority_mask_add = NIG_REG_P0_RX_COS4_PRIORITY_MASK;
1855 		break;
1856 	case 5:
1857 		if (port)
1858 			return ELINK_STATUS_ERROR;
1859 		nig_reg_rx_priority_mask_add = NIG_REG_P0_RX_COS5_PRIORITY_MASK;
1860 		break;
1861 	}
1862 
1863 	REG_WR(sc, nig_reg_rx_priority_mask_add, priority_mask);
1864 
1865 	return ELINK_STATUS_OK;
1866 }
1867 
1868 static void elink_update_mng(struct elink_params *params, uint32_t link_status)
1869 {
1870 	struct bnx2x_softc *sc = params->sc;
1871 
1872 	REG_WR(sc, params->shmem_base +
1873 	       offsetof(struct shmem_region,
1874 			port_mb[params->port].link_status), link_status);
1875 }
1876 
1877 static void elink_update_link_attr(struct elink_params *params,
1878 				   uint32_t link_attr)
1879 {
1880 	struct bnx2x_softc *sc = params->sc;
1881 
1882 	if (SHMEM2_HAS(sc, link_attr_sync))
1883 		REG_WR(sc, params->shmem2_base +
1884 		       offsetof(struct shmem2_region,
1885 				link_attr_sync[params->port]), link_attr);
1886 }
1887 
1888 static void elink_update_pfc_nig(struct elink_params *params,
1889 				 struct elink_nig_brb_pfc_port_params
1890 				 *nig_params)
1891 {
1892 	uint32_t xcm_mask = 0, ppp_enable = 0, pause_enable = 0, llfc_out_en =
1893 	    0;
1894 	uint32_t llfc_enable = 0, xcm_out_en = 0, hwpfc_enable = 0;
1895 	uint32_t pkt_priority_to_cos = 0;
1896 	struct bnx2x_softc *sc = params->sc;
1897 	uint8_t port = params->port;
1898 
1899 	int set_pfc = params->feature_config_flags &
1900 	    ELINK_FEATURE_CONFIG_PFC_ENABLED;
1901 	PMD_DRV_LOG(DEBUG, "updating pfc nig parameters");
1902 
1903 	/* When NIG_LLH0_XCM_MASK_REG_LLHX_XCM_MASK_BCN bit is set
1904 	 * MAC control frames (that are not pause packets)
1905 	 * will be forwarded to the XCM.
1906 	 */
1907 	xcm_mask = REG_RD(sc, port ? NIG_REG_LLH1_XCM_MASK :
1908 			  NIG_REG_LLH0_XCM_MASK);
1909 	/* NIG params will override non PFC params, since it's possible to
1910 	 * do transition from PFC to SAFC
1911 	 */
1912 	if (set_pfc) {
1913 		pause_enable = 0;
1914 		llfc_out_en = 0;
1915 		llfc_enable = 0;
1916 		if (CHIP_IS_E3(sc))
1917 			ppp_enable = 0;
1918 		else
1919 			ppp_enable = 1;
1920 		xcm_mask &= ~(port ? NIG_LLH1_XCM_MASK_REG_LLH1_XCM_MASK_BCN :
1921 			      NIG_LLH0_XCM_MASK_REG_LLH0_XCM_MASK_BCN);
1922 		xcm_out_en = 0;
1923 		hwpfc_enable = 1;
1924 	} else {
1925 		if (nig_params) {
1926 			llfc_out_en = nig_params->llfc_out_en;
1927 			llfc_enable = nig_params->llfc_enable;
1928 			pause_enable = nig_params->pause_enable;
1929 		} else		/* Default non PFC mode - PAUSE */
1930 			pause_enable = 1;
1931 
1932 		xcm_mask |= (port ? NIG_LLH1_XCM_MASK_REG_LLH1_XCM_MASK_BCN :
1933 			     NIG_LLH0_XCM_MASK_REG_LLH0_XCM_MASK_BCN);
1934 		xcm_out_en = 1;
1935 	}
1936 
1937 	if (CHIP_IS_E3(sc))
1938 		REG_WR(sc, port ? NIG_REG_BRB1_PAUSE_IN_EN :
1939 		       NIG_REG_BRB0_PAUSE_IN_EN, pause_enable);
1940 	REG_WR(sc, port ? NIG_REG_LLFC_OUT_EN_1 :
1941 	       NIG_REG_LLFC_OUT_EN_0, llfc_out_en);
1942 	REG_WR(sc, port ? NIG_REG_LLFC_ENABLE_1 :
1943 	       NIG_REG_LLFC_ENABLE_0, llfc_enable);
1944 	REG_WR(sc, port ? NIG_REG_PAUSE_ENABLE_1 :
1945 	       NIG_REG_PAUSE_ENABLE_0, pause_enable);
1946 
1947 	REG_WR(sc, port ? NIG_REG_PPP_ENABLE_1 :
1948 	       NIG_REG_PPP_ENABLE_0, ppp_enable);
1949 
1950 	REG_WR(sc, port ? NIG_REG_LLH1_XCM_MASK :
1951 	       NIG_REG_LLH0_XCM_MASK, xcm_mask);
1952 
1953 	REG_WR(sc, port ? NIG_REG_LLFC_EGRESS_SRC_ENABLE_1 :
1954 	       NIG_REG_LLFC_EGRESS_SRC_ENABLE_0, 0x7);
1955 
1956 	/* Output enable for RX_XCM # IF */
1957 	REG_WR(sc, port ? NIG_REG_XCM1_OUT_EN :
1958 	       NIG_REG_XCM0_OUT_EN, xcm_out_en);
1959 
1960 	/* HW PFC TX enable */
1961 	REG_WR(sc, port ? NIG_REG_P1_HWPFC_ENABLE :
1962 	       NIG_REG_P0_HWPFC_ENABLE, hwpfc_enable);
1963 
1964 	if (nig_params) {
1965 		uint8_t i = 0;
1966 		pkt_priority_to_cos = nig_params->pkt_priority_to_cos;
1967 
1968 		for (i = 0; i < nig_params->num_of_rx_cos_priority_mask; i++)
1969 			elink_pfc_nig_rx_priority_mask(sc, i,
1970 						       nig_params->
1971 						       rx_cos_priority_mask[i],
1972 						       port);
1973 
1974 		REG_WR(sc, port ? NIG_REG_LLFC_HIGH_PRIORITY_CLASSES_1 :
1975 		       NIG_REG_LLFC_HIGH_PRIORITY_CLASSES_0,
1976 		       nig_params->llfc_high_priority_classes);
1977 
1978 		REG_WR(sc, port ? NIG_REG_LLFC_LOW_PRIORITY_CLASSES_1 :
1979 		       NIG_REG_LLFC_LOW_PRIORITY_CLASSES_0,
1980 		       nig_params->llfc_low_priority_classes);
1981 	}
1982 	REG_WR(sc, port ? NIG_REG_P1_PKT_PRIORITY_TO_COS :
1983 	       NIG_REG_P0_PKT_PRIORITY_TO_COS, pkt_priority_to_cos);
1984 }
1985 
1986 elink_status_t elink_update_pfc(struct elink_params *params,
1987 				struct elink_vars *vars,
1988 				struct elink_nig_brb_pfc_port_params
1989 				*pfc_params)
1990 {
1991 	/* The PFC and pause are orthogonal to one another, meaning when
1992 	 * PFC is enabled, the pause are disabled, and when PFC is
1993 	 * disabled, pause are set according to the pause result.
1994 	 */
1995 	uint32_t val;
1996 	struct bnx2x_softc *sc = params->sc;
1997 	elink_status_t elink_status = ELINK_STATUS_OK;
1998 	uint8_t bmac_loopback = (params->loopback_mode == ELINK_LOOPBACK_BMAC);
1999 
2000 	if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)
2001 		vars->link_status |= LINK_STATUS_PFC_ENABLED;
2002 	else
2003 		vars->link_status &= ~LINK_STATUS_PFC_ENABLED;
2004 
2005 	elink_update_mng(params, vars->link_status);
2006 
2007 	/* Update NIG params */
2008 	elink_update_pfc_nig(params, pfc_params);
2009 
2010 	if (!vars->link_up)
2011 		return elink_status;
2012 
2013 	PMD_DRV_LOG(DEBUG, "About to update PFC in BMAC");
2014 
2015 	if (CHIP_IS_E3(sc)) {
2016 		if (vars->mac_type == ELINK_MAC_TYPE_XMAC)
2017 			elink_update_pfc_xmac(params, vars);
2018 	} else {
2019 		val = REG_RD(sc, MISC_REG_RESET_REG_2);
2020 		if ((val &
2021 		     (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << params->port))
2022 		    == 0) {
2023 			PMD_DRV_LOG(DEBUG, "About to update PFC in EMAC");
2024 			elink_emac_enable(params, vars, 0);
2025 			return elink_status;
2026 		}
2027 		if (CHIP_IS_E2(sc))
2028 			elink_update_pfc_bmac2(params, vars, bmac_loopback);
2029 		else
2030 			elink_update_pfc_bmac1(params, vars);
2031 
2032 		val = 0;
2033 		if ((params->feature_config_flags &
2034 		     ELINK_FEATURE_CONFIG_PFC_ENABLED) ||
2035 		    (vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
2036 			val = 1;
2037 		REG_WR(sc, NIG_REG_BMAC0_PAUSE_OUT_EN + params->port * 4, val);
2038 	}
2039 	return elink_status;
2040 }
2041 
2042 static elink_status_t elink_bmac1_enable(struct elink_params *params,
2043 					 struct elink_vars *vars, uint8_t is_lb)
2044 {
2045 	struct bnx2x_softc *sc = params->sc;
2046 	uint8_t port = params->port;
2047 	uint32_t bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM :
2048 	    NIG_REG_INGRESS_BMAC0_MEM;
2049 	uint32_t wb_data[2];
2050 	uint32_t val;
2051 
2052 	PMD_DRV_LOG(DEBUG, "Enabling BigMAC1");
2053 
2054 	/* XGXS control */
2055 	wb_data[0] = 0x3c;
2056 	wb_data[1] = 0;
2057 	REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_BMAC_XGXS_CONTROL,
2058 		    wb_data, 2);
2059 
2060 	/* TX MAC SA */
2061 	wb_data[0] = ((params->mac_addr[2] << 24) |
2062 		      (params->mac_addr[3] << 16) |
2063 		      (params->mac_addr[4] << 8) | params->mac_addr[5]);
2064 	wb_data[1] = ((params->mac_addr[0] << 8) | params->mac_addr[1]);
2065 	REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_TX_SOURCE_ADDR, wb_data, 2);
2066 
2067 	/* MAC control */
2068 	val = 0x3;
2069 	if (is_lb) {
2070 		val |= 0x4;
2071 		PMD_DRV_LOG(DEBUG, "enable bmac loopback");
2072 	}
2073 	wb_data[0] = val;
2074 	wb_data[1] = 0;
2075 	REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, wb_data, 2);
2076 
2077 	/* Set rx mtu */
2078 	wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD;
2079 	wb_data[1] = 0;
2080 	REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_RX_MAX_SIZE, wb_data, 2);
2081 
2082 	elink_update_pfc_bmac1(params, vars);
2083 
2084 	/* Set tx mtu */
2085 	wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD;
2086 	wb_data[1] = 0;
2087 	REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_TX_MAX_SIZE, wb_data, 2);
2088 
2089 	/* Set cnt max size */
2090 	wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD;
2091 	wb_data[1] = 0;
2092 	REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_CNT_MAX_SIZE, wb_data, 2);
2093 
2094 	/* Configure SAFC */
2095 	wb_data[0] = 0x1000200;
2096 	wb_data[1] = 0;
2097 	REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_RX_LLFC_MSG_FLDS,
2098 		    wb_data, 2);
2099 
2100 	return ELINK_STATUS_OK;
2101 }
2102 
2103 static elink_status_t elink_bmac2_enable(struct elink_params *params,
2104 					 struct elink_vars *vars, uint8_t is_lb)
2105 {
2106 	struct bnx2x_softc *sc = params->sc;
2107 	uint8_t port = params->port;
2108 	uint32_t bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM :
2109 	    NIG_REG_INGRESS_BMAC0_MEM;
2110 	uint32_t wb_data[2];
2111 
2112 	PMD_DRV_LOG(DEBUG, "Enabling BigMAC2");
2113 
2114 	wb_data[0] = 0;
2115 	wb_data[1] = 0;
2116 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_BMAC_CONTROL, wb_data, 2);
2117 	DELAY(30);
2118 
2119 	/* XGXS control: Reset phy HW, MDIO registers, PHY PLL and BMAC */
2120 	wb_data[0] = 0x3c;
2121 	wb_data[1] = 0;
2122 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_BMAC_XGXS_CONTROL,
2123 		    wb_data, 2);
2124 
2125 	DELAY(30);
2126 
2127 	/* TX MAC SA */
2128 	wb_data[0] = ((params->mac_addr[2] << 24) |
2129 		      (params->mac_addr[3] << 16) |
2130 		      (params->mac_addr[4] << 8) | params->mac_addr[5]);
2131 	wb_data[1] = ((params->mac_addr[0] << 8) | params->mac_addr[1]);
2132 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_TX_SOURCE_ADDR,
2133 		    wb_data, 2);
2134 
2135 	DELAY(30);
2136 
2137 	/* Configure SAFC */
2138 	wb_data[0] = 0x1000200;
2139 	wb_data[1] = 0;
2140 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_RX_LLFC_MSG_FLDS,
2141 		    wb_data, 2);
2142 	DELAY(30);
2143 
2144 	/* Set RX MTU */
2145 	wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD;
2146 	wb_data[1] = 0;
2147 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_RX_MAX_SIZE, wb_data, 2);
2148 	DELAY(30);
2149 
2150 	/* Set TX MTU */
2151 	wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD;
2152 	wb_data[1] = 0;
2153 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_TX_MAX_SIZE, wb_data, 2);
2154 	DELAY(30);
2155 	/* Set cnt max size */
2156 	wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD - 2;
2157 	wb_data[1] = 0;
2158 	REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_CNT_MAX_SIZE, wb_data, 2);
2159 	DELAY(30);
2160 	elink_update_pfc_bmac2(params, vars, is_lb);
2161 
2162 	return ELINK_STATUS_OK;
2163 }
2164 
2165 static elink_status_t elink_bmac_enable(struct elink_params *params,
2166 					struct elink_vars *vars,
2167 					uint8_t is_lb, uint8_t reset_bmac)
2168 {
2169 	elink_status_t rc = ELINK_STATUS_OK;
2170 	uint8_t port = params->port;
2171 	struct bnx2x_softc *sc = params->sc;
2172 	uint32_t val;
2173 	/* Reset and unreset the BigMac */
2174 	if (reset_bmac) {
2175 		REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
2176 		       (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
2177 		DELAY(1000 * 1);
2178 	}
2179 
2180 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
2181 	       (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
2182 
2183 	/* Enable access for bmac registers */
2184 	REG_WR(sc, NIG_REG_BMAC0_REGS_OUT_EN + port * 4, 0x1);
2185 
2186 	/* Enable BMAC according to BMAC type */
2187 	if (CHIP_IS_E2(sc))
2188 		rc = elink_bmac2_enable(params, vars, is_lb);
2189 	else
2190 		rc = elink_bmac1_enable(params, vars, is_lb);
2191 	REG_WR(sc, NIG_REG_XGXS_SERDES0_MODE_SEL + port * 4, 0x1);
2192 	REG_WR(sc, NIG_REG_XGXS_LANE_SEL_P0 + port * 4, 0x0);
2193 	REG_WR(sc, NIG_REG_EGRESS_EMAC0_PORT + port * 4, 0x0);
2194 	val = 0;
2195 	if ((params->feature_config_flags &
2196 	     ELINK_FEATURE_CONFIG_PFC_ENABLED) ||
2197 	    (vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
2198 		val = 1;
2199 	REG_WR(sc, NIG_REG_BMAC0_PAUSE_OUT_EN + port * 4, val);
2200 	REG_WR(sc, NIG_REG_EGRESS_EMAC0_OUT_EN + port * 4, 0x0);
2201 	REG_WR(sc, NIG_REG_EMAC0_IN_EN + port * 4, 0x0);
2202 	REG_WR(sc, NIG_REG_EMAC0_PAUSE_OUT_EN + port * 4, 0x0);
2203 	REG_WR(sc, NIG_REG_BMAC0_IN_EN + port * 4, 0x1);
2204 	REG_WR(sc, NIG_REG_BMAC0_OUT_EN + port * 4, 0x1);
2205 
2206 	vars->mac_type = ELINK_MAC_TYPE_BMAC;
2207 	return rc;
2208 }
2209 
2210 static void elink_set_bmac_rx(struct bnx2x_softc *sc, uint8_t port, uint8_t en)
2211 {
2212 	uint32_t bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM :
2213 	    NIG_REG_INGRESS_BMAC0_MEM;
2214 	uint32_t wb_data[2];
2215 	uint32_t nig_bmac_enable =
2216 	    REG_RD(sc, NIG_REG_BMAC0_REGS_OUT_EN + port * 4);
2217 
2218 	if (CHIP_IS_E2(sc))
2219 		bmac_addr += BIGMAC2_REGISTER_BMAC_CONTROL;
2220 	else
2221 		bmac_addr += BIGMAC_REGISTER_BMAC_CONTROL;
2222 	/* Only if the bmac is out of reset */
2223 	if (REG_RD(sc, MISC_REG_RESET_REG_2) &
2224 	    (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port) && nig_bmac_enable) {
2225 		/* Clear Rx Enable bit in BMAC_CONTROL register */
2226 		REG_RD_DMAE(sc, bmac_addr, wb_data, 2);
2227 		if (en)
2228 			wb_data[0] |= ELINK_BMAC_CONTROL_RX_ENABLE;
2229 		else
2230 			wb_data[0] &= ~ELINK_BMAC_CONTROL_RX_ENABLE;
2231 		REG_WR_DMAE(sc, bmac_addr, wb_data, 2);
2232 		DELAY(1000 * 1);
2233 	}
2234 }
2235 
2236 static elink_status_t elink_pbf_update(struct elink_params *params,
2237 				       uint32_t flow_ctrl, uint32_t line_speed)
2238 {
2239 	struct bnx2x_softc *sc = params->sc;
2240 	uint8_t port = params->port;
2241 	uint32_t init_crd, crd;
2242 	uint32_t count = 1000;
2243 
2244 	/* Disable port */
2245 	REG_WR(sc, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port * 4, 0x1);
2246 
2247 	/* Wait for init credit */
2248 	init_crd = REG_RD(sc, PBF_REG_P0_INIT_CRD + port * 4);
2249 	crd = REG_RD(sc, PBF_REG_P0_CREDIT + port * 8);
2250 	PMD_DRV_LOG(DEBUG, "init_crd 0x%x  crd 0x%x", init_crd, crd);
2251 
2252 	while ((init_crd != crd) && count) {
2253 		DELAY(1000 * 5);
2254 		crd = REG_RD(sc, PBF_REG_P0_CREDIT + port * 8);
2255 		count--;
2256 	}
2257 	crd = REG_RD(sc, PBF_REG_P0_CREDIT + port * 8);
2258 	if (init_crd != crd) {
2259 		PMD_DRV_LOG(DEBUG, "BUG! init_crd 0x%x != crd 0x%x",
2260 			    init_crd, crd);
2261 		return ELINK_STATUS_ERROR;
2262 	}
2263 
2264 	if (flow_ctrl & ELINK_FLOW_CTRL_RX ||
2265 	    line_speed == ELINK_SPEED_10 ||
2266 	    line_speed == ELINK_SPEED_100 ||
2267 	    line_speed == ELINK_SPEED_1000 || line_speed == ELINK_SPEED_2500) {
2268 		REG_WR(sc, PBF_REG_P0_PAUSE_ENABLE + port * 4, 1);
2269 		/* Update threshold */
2270 		REG_WR(sc, PBF_REG_P0_ARB_THRSH + port * 4, 0);
2271 		/* Update init credit */
2272 		init_crd = 778;	/* (800-18-4) */
2273 
2274 	} else {
2275 		uint32_t thresh = (ELINK_ETH_MAX_JUMBO_PACKET_SIZE +
2276 				   ELINK_ETH_OVREHEAD) / 16;
2277 		REG_WR(sc, PBF_REG_P0_PAUSE_ENABLE + port * 4, 0);
2278 		/* Update threshold */
2279 		REG_WR(sc, PBF_REG_P0_ARB_THRSH + port * 4, thresh);
2280 		/* Update init credit */
2281 		switch (line_speed) {
2282 		case ELINK_SPEED_10000:
2283 			init_crd = thresh + 553 - 22;
2284 			break;
2285 		default:
2286 			PMD_DRV_LOG(DEBUG, "Invalid line_speed 0x%x",
2287 				    line_speed);
2288 			return ELINK_STATUS_ERROR;
2289 		}
2290 	}
2291 	REG_WR(sc, PBF_REG_P0_INIT_CRD + port * 4, init_crd);
2292 	PMD_DRV_LOG(DEBUG, "PBF updated to speed %d credit %d",
2293 		    line_speed, init_crd);
2294 
2295 	/* Probe the credit changes */
2296 	REG_WR(sc, PBF_REG_INIT_P0 + port * 4, 0x1);
2297 	DELAY(1000 * 5);
2298 	REG_WR(sc, PBF_REG_INIT_P0 + port * 4, 0x0);
2299 
2300 	/* Enable port */
2301 	REG_WR(sc, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port * 4, 0x0);
2302 	return ELINK_STATUS_OK;
2303 }
2304 
2305 /**
2306  * elink_get_emac_base - retrive emac base address
2307  *
2308  * @bp:			driver handle
2309  * @mdc_mdio_access:	access type
2310  * @port:		port id
2311  *
2312  * This function selects the MDC/MDIO access (through emac0 or
2313  * emac1) depend on the mdc_mdio_access, port, port swapped. Each
2314  * phy has a default access mode, which could also be overridden
2315  * by nvram configuration. This parameter, whether this is the
2316  * default phy configuration, or the nvram overrun
2317  * configuration, is passed here as mdc_mdio_access and selects
2318  * the emac_base for the CL45 read/writes operations
2319  */
2320 static uint32_t elink_get_emac_base(struct bnx2x_softc *sc,
2321 				    uint32_t mdc_mdio_access, uint8_t port)
2322 {
2323 	uint32_t emac_base = 0;
2324 	switch (mdc_mdio_access) {
2325 	case SHARED_HW_CFG_MDC_MDIO_ACCESS1_PHY_TYPE:
2326 		break;
2327 	case SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC0:
2328 		if (REG_RD(sc, NIG_REG_PORT_SWAP))
2329 			emac_base = GRCBASE_EMAC1;
2330 		else
2331 			emac_base = GRCBASE_EMAC0;
2332 		break;
2333 	case SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1:
2334 		if (REG_RD(sc, NIG_REG_PORT_SWAP))
2335 			emac_base = GRCBASE_EMAC0;
2336 		else
2337 			emac_base = GRCBASE_EMAC1;
2338 		break;
2339 	case SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH:
2340 		emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
2341 		break;
2342 	case SHARED_HW_CFG_MDC_MDIO_ACCESS1_SWAPPED:
2343 		emac_base = (port) ? GRCBASE_EMAC0 : GRCBASE_EMAC1;
2344 		break;
2345 	default:
2346 		break;
2347 	}
2348 	return emac_base;
2349 
2350 }
2351 
2352 /******************************************************************/
2353 /*			CL22 access functions			  */
2354 /******************************************************************/
2355 static elink_status_t elink_cl22_write(struct bnx2x_softc *sc,
2356 				       struct elink_phy *phy,
2357 				       uint16_t reg, uint16_t val)
2358 {
2359 	uint32_t tmp, mode;
2360 	uint8_t i;
2361 	elink_status_t rc = ELINK_STATUS_OK;
2362 	/* Switch to CL22 */
2363 	mode = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
2364 	REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE,
2365 	       mode & ~EMAC_MDIO_MODE_CLAUSE_45);
2366 
2367 	/* Address */
2368 	tmp = ((phy->addr << 21) | (reg << 16) | val |
2369 	       EMAC_MDIO_COMM_COMMAND_WRITE_22 | EMAC_MDIO_COMM_START_BUSY);
2370 	REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp);
2371 
2372 	for (i = 0; i < 50; i++) {
2373 		DELAY(10);
2374 
2375 		tmp = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM);
2376 		if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) {
2377 			DELAY(5);
2378 			break;
2379 		}
2380 	}
2381 	if (tmp & EMAC_MDIO_COMM_START_BUSY) {
2382 		PMD_DRV_LOG(DEBUG, "write phy register failed");
2383 		rc = ELINK_STATUS_TIMEOUT;
2384 	}
2385 	REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, mode);
2386 	return rc;
2387 }
2388 
2389 static elink_status_t elink_cl22_read(struct bnx2x_softc *sc,
2390 				      struct elink_phy *phy,
2391 				      uint16_t reg, uint16_t * ret_val)
2392 {
2393 	uint32_t val, mode;
2394 	uint16_t i;
2395 	elink_status_t rc = ELINK_STATUS_OK;
2396 
2397 	/* Switch to CL22 */
2398 	mode = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
2399 	REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE,
2400 	       mode & ~EMAC_MDIO_MODE_CLAUSE_45);
2401 
2402 	/* Address */
2403 	val = ((phy->addr << 21) | (reg << 16) |
2404 	       EMAC_MDIO_COMM_COMMAND_READ_22 | EMAC_MDIO_COMM_START_BUSY);
2405 	REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val);
2406 
2407 	for (i = 0; i < 50; i++) {
2408 		DELAY(10);
2409 
2410 		val = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM);
2411 		if (!(val & EMAC_MDIO_COMM_START_BUSY)) {
2412 			*ret_val = (uint16_t) (val & EMAC_MDIO_COMM_DATA);
2413 			DELAY(5);
2414 			break;
2415 		}
2416 	}
2417 	if (val & EMAC_MDIO_COMM_START_BUSY) {
2418 		PMD_DRV_LOG(DEBUG, "read phy register failed");
2419 
2420 		*ret_val = 0;
2421 		rc = ELINK_STATUS_TIMEOUT;
2422 	}
2423 	REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, mode);
2424 	return rc;
2425 }
2426 
2427 /******************************************************************/
2428 /*			CL45 access functions			  */
2429 /******************************************************************/
2430 static elink_status_t elink_cl45_read(struct bnx2x_softc *sc,
2431 				      struct elink_phy *phy, uint8_t devad,
2432 				      uint16_t reg, uint16_t * ret_val)
2433 {
2434 	uint32_t val;
2435 	uint16_t i;
2436 	elink_status_t rc = ELINK_STATUS_OK;
2437 	if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_G) {
2438 		elink_set_mdio_clk(sc, phy->mdio_ctrl);
2439 	}
2440 
2441 	if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_B0)
2442 		elink_bits_en(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS,
2443 			      EMAC_MDIO_STATUS_10MB);
2444 	/* Address */
2445 	val = ((phy->addr << 21) | (devad << 16) | reg |
2446 	       EMAC_MDIO_COMM_COMMAND_ADDRESS | EMAC_MDIO_COMM_START_BUSY);
2447 	REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val);
2448 
2449 	for (i = 0; i < 50; i++) {
2450 		DELAY(10);
2451 
2452 		val = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM);
2453 		if (!(val & EMAC_MDIO_COMM_START_BUSY)) {
2454 			DELAY(5);
2455 			break;
2456 		}
2457 	}
2458 	if (val & EMAC_MDIO_COMM_START_BUSY) {
2459 		PMD_DRV_LOG(DEBUG, "read phy register failed");
2460 		elink_cb_event_log(sc, ELINK_LOG_ID_MDIO_ACCESS_TIMEOUT);	// "MDC/MDIO access timeout"
2461 
2462 		*ret_val = 0;
2463 		rc = ELINK_STATUS_TIMEOUT;
2464 	} else {
2465 		/* Data */
2466 		val = ((phy->addr << 21) | (devad << 16) |
2467 		       EMAC_MDIO_COMM_COMMAND_READ_45 |
2468 		       EMAC_MDIO_COMM_START_BUSY);
2469 		REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val);
2470 
2471 		for (i = 0; i < 50; i++) {
2472 			DELAY(10);
2473 
2474 			val = REG_RD(sc, phy->mdio_ctrl +
2475 				     EMAC_REG_EMAC_MDIO_COMM);
2476 			if (!(val & EMAC_MDIO_COMM_START_BUSY)) {
2477 				*ret_val =
2478 				    (uint16_t) (val & EMAC_MDIO_COMM_DATA);
2479 				break;
2480 			}
2481 		}
2482 		if (val & EMAC_MDIO_COMM_START_BUSY) {
2483 			PMD_DRV_LOG(DEBUG, "read phy register failed");
2484 			elink_cb_event_log(sc, ELINK_LOG_ID_MDIO_ACCESS_TIMEOUT);	// "MDC/MDIO access timeout"
2485 
2486 			*ret_val = 0;
2487 			rc = ELINK_STATUS_TIMEOUT;
2488 		}
2489 	}
2490 	/* Work around for E3 A0 */
2491 	if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA) {
2492 		phy->flags ^= ELINK_FLAGS_DUMMY_READ;
2493 		if (phy->flags & ELINK_FLAGS_DUMMY_READ) {
2494 			uint16_t temp_val;
2495 			elink_cl45_read(sc, phy, devad, 0xf, &temp_val);
2496 		}
2497 	}
2498 
2499 	if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_B0)
2500 		elink_bits_dis(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS,
2501 			       EMAC_MDIO_STATUS_10MB);
2502 	return rc;
2503 }
2504 
2505 static elink_status_t elink_cl45_write(struct bnx2x_softc *sc,
2506 				       struct elink_phy *phy, uint8_t devad,
2507 				       uint16_t reg, uint16_t val)
2508 {
2509 	uint32_t tmp;
2510 	uint8_t i;
2511 	elink_status_t rc = ELINK_STATUS_OK;
2512 	if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_G) {
2513 		elink_set_mdio_clk(sc, phy->mdio_ctrl);
2514 	}
2515 
2516 	if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_B0)
2517 		elink_bits_en(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS,
2518 			      EMAC_MDIO_STATUS_10MB);
2519 
2520 	/* Address */
2521 	tmp = ((phy->addr << 21) | (devad << 16) | reg |
2522 	       EMAC_MDIO_COMM_COMMAND_ADDRESS | EMAC_MDIO_COMM_START_BUSY);
2523 	REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp);
2524 
2525 	for (i = 0; i < 50; i++) {
2526 		DELAY(10);
2527 
2528 		tmp = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM);
2529 		if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) {
2530 			DELAY(5);
2531 			break;
2532 		}
2533 	}
2534 	if (tmp & EMAC_MDIO_COMM_START_BUSY) {
2535 		PMD_DRV_LOG(DEBUG, "write phy register failed");
2536 		elink_cb_event_log(sc, ELINK_LOG_ID_MDIO_ACCESS_TIMEOUT);	// "MDC/MDIO access timeout"
2537 
2538 		rc = ELINK_STATUS_TIMEOUT;
2539 	} else {
2540 		/* Data */
2541 		tmp = ((phy->addr << 21) | (devad << 16) | val |
2542 		       EMAC_MDIO_COMM_COMMAND_WRITE_45 |
2543 		       EMAC_MDIO_COMM_START_BUSY);
2544 		REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp);
2545 
2546 		for (i = 0; i < 50; i++) {
2547 			DELAY(10);
2548 
2549 			tmp = REG_RD(sc, phy->mdio_ctrl +
2550 				     EMAC_REG_EMAC_MDIO_COMM);
2551 			if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) {
2552 				DELAY(5);
2553 				break;
2554 			}
2555 		}
2556 		if (tmp & EMAC_MDIO_COMM_START_BUSY) {
2557 			PMD_DRV_LOG(DEBUG, "write phy register failed");
2558 			elink_cb_event_log(sc, ELINK_LOG_ID_MDIO_ACCESS_TIMEOUT);	// "MDC/MDIO access timeout"
2559 
2560 			rc = ELINK_STATUS_TIMEOUT;
2561 		}
2562 	}
2563 	/* Work around for E3 A0 */
2564 	if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA) {
2565 		phy->flags ^= ELINK_FLAGS_DUMMY_READ;
2566 		if (phy->flags & ELINK_FLAGS_DUMMY_READ) {
2567 			uint16_t temp_val;
2568 			elink_cl45_read(sc, phy, devad, 0xf, &temp_val);
2569 		}
2570 	}
2571 	if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_B0)
2572 		elink_bits_dis(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS,
2573 			       EMAC_MDIO_STATUS_10MB);
2574 	return rc;
2575 }
2576 
2577 /******************************************************************/
2578 /*			EEE section				   */
2579 /******************************************************************/
2580 static uint8_t elink_eee_has_cap(struct elink_params *params)
2581 {
2582 	struct bnx2x_softc *sc = params->sc;
2583 
2584 	if (REG_RD(sc, params->shmem2_base) <=
2585 	    offsetof(struct shmem2_region, eee_status[params->port]))
2586 		 return 0;
2587 
2588 	return 1;
2589 }
2590 
2591 static elink_status_t elink_eee_nvram_to_time(uint32_t nvram_mode,
2592 					      uint32_t * idle_timer)
2593 {
2594 	switch (nvram_mode) {
2595 	case PORT_FEAT_CFG_EEE_POWER_MODE_BALANCED:
2596 		*idle_timer = ELINK_EEE_MODE_NVRAM_BALANCED_TIME;
2597 		break;
2598 	case PORT_FEAT_CFG_EEE_POWER_MODE_AGGRESSIVE:
2599 		*idle_timer = ELINK_EEE_MODE_NVRAM_AGGRESSIVE_TIME;
2600 		break;
2601 	case PORT_FEAT_CFG_EEE_POWER_MODE_LOW_LATENCY:
2602 		*idle_timer = ELINK_EEE_MODE_NVRAM_LATENCY_TIME;
2603 		break;
2604 	default:
2605 		*idle_timer = 0;
2606 		break;
2607 	}
2608 
2609 	return ELINK_STATUS_OK;
2610 }
2611 
2612 static elink_status_t elink_eee_time_to_nvram(uint32_t idle_timer,
2613 					      uint32_t * nvram_mode)
2614 {
2615 	switch (idle_timer) {
2616 	case ELINK_EEE_MODE_NVRAM_BALANCED_TIME:
2617 		*nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_BALANCED;
2618 		break;
2619 	case ELINK_EEE_MODE_NVRAM_AGGRESSIVE_TIME:
2620 		*nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_AGGRESSIVE;
2621 		break;
2622 	case ELINK_EEE_MODE_NVRAM_LATENCY_TIME:
2623 		*nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_LOW_LATENCY;
2624 		break;
2625 	default:
2626 		*nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_DISABLED;
2627 		break;
2628 	}
2629 
2630 	return ELINK_STATUS_OK;
2631 }
2632 
2633 static uint32_t elink_eee_calc_timer(struct elink_params *params)
2634 {
2635 	uint32_t eee_mode, eee_idle;
2636 	struct bnx2x_softc *sc = params->sc;
2637 
2638 	if (params->eee_mode & ELINK_EEE_MODE_OVERRIDE_NVRAM) {
2639 		if (params->eee_mode & ELINK_EEE_MODE_OUTPUT_TIME) {
2640 			/* time value in eee_mode --> used directly */
2641 			eee_idle = params->eee_mode & ELINK_EEE_MODE_TIMER_MASK;
2642 		} else {
2643 			/* hsi value in eee_mode --> time */
2644 			if (elink_eee_nvram_to_time(params->eee_mode &
2645 						    ELINK_EEE_MODE_NVRAM_MASK,
2646 						    &eee_idle))
2647 				return 0;
2648 		}
2649 	} else {
2650 		/* hsi values in nvram --> time */
2651 		eee_mode = ((REG_RD(sc, params->shmem_base +
2652 				    offsetof(struct shmem_region,
2653 					     dev_info.port_feature_config
2654 					     [params->
2655 					      port].eee_power_mode)) &
2656 			     PORT_FEAT_CFG_EEE_POWER_MODE_MASK) >>
2657 			    PORT_FEAT_CFG_EEE_POWER_MODE_SHIFT);
2658 
2659 		if (elink_eee_nvram_to_time(eee_mode, &eee_idle))
2660 			return 0;
2661 	}
2662 
2663 	return eee_idle;
2664 }
2665 
2666 static elink_status_t elink_eee_set_timers(struct elink_params *params,
2667 					   struct elink_vars *vars)
2668 {
2669 	uint32_t eee_idle = 0, eee_mode;
2670 	struct bnx2x_softc *sc = params->sc;
2671 
2672 	eee_idle = elink_eee_calc_timer(params);
2673 
2674 	if (eee_idle) {
2675 		REG_WR(sc, MISC_REG_CPMU_LP_IDLE_THR_P0 + (params->port << 2),
2676 		       eee_idle);
2677 	} else if ((params->eee_mode & ELINK_EEE_MODE_ENABLE_LPI) &&
2678 		   (params->eee_mode & ELINK_EEE_MODE_OVERRIDE_NVRAM) &&
2679 		   (params->eee_mode & ELINK_EEE_MODE_OUTPUT_TIME)) {
2680 		PMD_DRV_LOG(DEBUG, "Error: Tx LPI is enabled with timer 0");
2681 		return ELINK_STATUS_ERROR;
2682 	}
2683 
2684 	vars->eee_status &= ~(SHMEM_EEE_TIMER_MASK | SHMEM_EEE_TIME_OUTPUT_BIT);
2685 	if (params->eee_mode & ELINK_EEE_MODE_OUTPUT_TIME) {
2686 		/* eee_idle in 1u --> eee_status in 16u */
2687 		eee_idle >>= 4;
2688 		vars->eee_status |= (eee_idle & SHMEM_EEE_TIMER_MASK) |
2689 		    SHMEM_EEE_TIME_OUTPUT_BIT;
2690 	} else {
2691 		if (elink_eee_time_to_nvram(eee_idle, &eee_mode))
2692 			return ELINK_STATUS_ERROR;
2693 		vars->eee_status |= eee_mode;
2694 	}
2695 
2696 	return ELINK_STATUS_OK;
2697 }
2698 
2699 static elink_status_t elink_eee_initial_config(struct elink_params *params,
2700 					       struct elink_vars *vars,
2701 					       uint8_t mode)
2702 {
2703 	vars->eee_status |= ((uint32_t) mode) << SHMEM_EEE_SUPPORTED_SHIFT;
2704 
2705 	/* Propagate params' bits --> vars (for migration exposure) */
2706 	if (params->eee_mode & ELINK_EEE_MODE_ENABLE_LPI)
2707 		vars->eee_status |= SHMEM_EEE_LPI_REQUESTED_BIT;
2708 	else
2709 		vars->eee_status &= ~SHMEM_EEE_LPI_REQUESTED_BIT;
2710 
2711 	if (params->eee_mode & ELINK_EEE_MODE_ADV_LPI)
2712 		vars->eee_status |= SHMEM_EEE_REQUESTED_BIT;
2713 	else
2714 		vars->eee_status &= ~SHMEM_EEE_REQUESTED_BIT;
2715 
2716 	return elink_eee_set_timers(params, vars);
2717 }
2718 
2719 static elink_status_t elink_eee_disable(struct elink_phy *phy,
2720 					struct elink_params *params,
2721 					struct elink_vars *vars)
2722 {
2723 	struct bnx2x_softc *sc = params->sc;
2724 
2725 	/* Make Certain LPI is disabled */
2726 	REG_WR(sc, MISC_REG_CPMU_LP_FW_ENABLE_P0 + (params->port << 2), 0);
2727 
2728 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, 0x0);
2729 
2730 	vars->eee_status &= ~SHMEM_EEE_ADV_STATUS_MASK;
2731 
2732 	return ELINK_STATUS_OK;
2733 }
2734 
2735 static elink_status_t elink_eee_advertise(struct elink_phy *phy,
2736 					  struct elink_params *params,
2737 					  struct elink_vars *vars,
2738 					  uint8_t modes)
2739 {
2740 	struct bnx2x_softc *sc = params->sc;
2741 	uint16_t val = 0;
2742 
2743 	/* Mask events preventing LPI generation */
2744 	REG_WR(sc, MISC_REG_CPMU_LP_MASK_EXT_P0 + (params->port << 2), 0xfc20);
2745 
2746 	if (modes & SHMEM_EEE_10G_ADV) {
2747 		PMD_DRV_LOG(DEBUG, "Advertise 10GBase-T EEE");
2748 		val |= 0x8;
2749 	}
2750 	if (modes & SHMEM_EEE_1G_ADV) {
2751 		PMD_DRV_LOG(DEBUG, "Advertise 1GBase-T EEE");
2752 		val |= 0x4;
2753 	}
2754 
2755 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, val);
2756 
2757 	vars->eee_status &= ~SHMEM_EEE_ADV_STATUS_MASK;
2758 	vars->eee_status |= (modes << SHMEM_EEE_ADV_STATUS_SHIFT);
2759 
2760 	return ELINK_STATUS_OK;
2761 }
2762 
2763 static void elink_update_mng_eee(struct elink_params *params,
2764 				 uint32_t eee_status)
2765 {
2766 	struct bnx2x_softc *sc = params->sc;
2767 
2768 	if (elink_eee_has_cap(params))
2769 		REG_WR(sc, params->shmem2_base +
2770 		       offsetof(struct shmem2_region,
2771 				eee_status[params->port]), eee_status);
2772 }
2773 
2774 static void elink_eee_an_resolve(struct elink_phy *phy,
2775 				 struct elink_params *params,
2776 				 struct elink_vars *vars)
2777 {
2778 	struct bnx2x_softc *sc = params->sc;
2779 	uint16_t adv = 0, lp = 0;
2780 	uint32_t lp_adv = 0;
2781 	uint8_t neg = 0;
2782 
2783 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, &adv);
2784 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_LP_EEE_ADV, &lp);
2785 
2786 	if (lp & 0x2) {
2787 		lp_adv |= SHMEM_EEE_100M_ADV;
2788 		if (adv & 0x2) {
2789 			if (vars->line_speed == ELINK_SPEED_100)
2790 				neg = 1;
2791 			PMD_DRV_LOG(DEBUG, "EEE negotiated - 100M");
2792 		}
2793 	}
2794 	if (lp & 0x14) {
2795 		lp_adv |= SHMEM_EEE_1G_ADV;
2796 		if (adv & 0x14) {
2797 			if (vars->line_speed == ELINK_SPEED_1000)
2798 				neg = 1;
2799 			PMD_DRV_LOG(DEBUG, "EEE negotiated - 1G");
2800 		}
2801 	}
2802 	if (lp & 0x68) {
2803 		lp_adv |= SHMEM_EEE_10G_ADV;
2804 		if (adv & 0x68) {
2805 			if (vars->line_speed == ELINK_SPEED_10000)
2806 				neg = 1;
2807 			PMD_DRV_LOG(DEBUG, "EEE negotiated - 10G");
2808 		}
2809 	}
2810 
2811 	vars->eee_status &= ~SHMEM_EEE_LP_ADV_STATUS_MASK;
2812 	vars->eee_status |= (lp_adv << SHMEM_EEE_LP_ADV_STATUS_SHIFT);
2813 
2814 	if (neg) {
2815 		PMD_DRV_LOG(DEBUG, "EEE is active");
2816 		vars->eee_status |= SHMEM_EEE_ACTIVE_BIT;
2817 	}
2818 }
2819 
2820 /******************************************************************/
2821 /*			BSC access functions from E3	          */
2822 /******************************************************************/
2823 static void elink_bsc_module_sel(struct elink_params *params)
2824 {
2825 	int idx;
2826 	uint32_t board_cfg, sfp_ctrl;
2827 	uint32_t i2c_pins[I2C_SWITCH_WIDTH], i2c_val[I2C_SWITCH_WIDTH];
2828 	struct bnx2x_softc *sc = params->sc;
2829 	uint8_t port = params->port;
2830 	/* Read I2C output PINs */
2831 	board_cfg = REG_RD(sc, params->shmem_base +
2832 			   offsetof(struct shmem_region,
2833 				    dev_info.shared_hw_config.board));
2834 	i2c_pins[I2C_BSC0] = board_cfg & SHARED_HW_CFG_E3_I2C_MUX0_MASK;
2835 	i2c_pins[I2C_BSC1] = (board_cfg & SHARED_HW_CFG_E3_I2C_MUX1_MASK) >>
2836 	    SHARED_HW_CFG_E3_I2C_MUX1_SHIFT;
2837 
2838 	/* Read I2C output value */
2839 	sfp_ctrl = REG_RD(sc, params->shmem_base +
2840 			  offsetof(struct shmem_region,
2841 				   dev_info.port_hw_config[port].
2842 				   e3_cmn_pin_cfg));
2843 	i2c_val[I2C_BSC0] = (sfp_ctrl & PORT_HW_CFG_E3_I2C_MUX0_MASK) > 0;
2844 	i2c_val[I2C_BSC1] = (sfp_ctrl & PORT_HW_CFG_E3_I2C_MUX1_MASK) > 0;
2845 	PMD_DRV_LOG(DEBUG, "Setting BSC switch");
2846 	for (idx = 0; idx < I2C_SWITCH_WIDTH; idx++)
2847 		elink_set_cfg_pin(sc, i2c_pins[idx], i2c_val[idx]);
2848 }
2849 
2850 static elink_status_t elink_bsc_read(struct elink_params *params,
2851 				     struct bnx2x_softc *sc,
2852 				     uint8_t sl_devid,
2853 				     uint16_t sl_addr,
2854 				     uint8_t lc_addr,
2855 				     uint8_t xfer_cnt, uint32_t * data_array)
2856 {
2857 	uint32_t val, i;
2858 	elink_status_t rc = ELINK_STATUS_OK;
2859 
2860 	if (xfer_cnt > 16) {
2861 		PMD_DRV_LOG(DEBUG, "invalid xfer_cnt %d. Max is 16 bytes",
2862 			    xfer_cnt);
2863 		return ELINK_STATUS_ERROR;
2864 	}
2865 	if (params)
2866 		elink_bsc_module_sel(params);
2867 
2868 	xfer_cnt = 16 - lc_addr;
2869 
2870 	/* Enable the engine */
2871 	val = REG_RD(sc, MCP_REG_MCPR_IMC_COMMAND);
2872 	val |= MCPR_IMC_COMMAND_ENABLE;
2873 	REG_WR(sc, MCP_REG_MCPR_IMC_COMMAND, val);
2874 
2875 	/* Program slave device ID */
2876 	val = (sl_devid << 16) | sl_addr;
2877 	REG_WR(sc, MCP_REG_MCPR_IMC_SLAVE_CONTROL, val);
2878 
2879 	/* Start xfer with 0 byte to update the address pointer ??? */
2880 	val = (MCPR_IMC_COMMAND_ENABLE) |
2881 	    (MCPR_IMC_COMMAND_WRITE_OP <<
2882 	     MCPR_IMC_COMMAND_OPERATION_BITSHIFT) |
2883 	    (lc_addr << MCPR_IMC_COMMAND_TRANSFER_ADDRESS_BITSHIFT) | (0);
2884 	REG_WR(sc, MCP_REG_MCPR_IMC_COMMAND, val);
2885 
2886 	/* Poll for completion */
2887 	i = 0;
2888 	val = REG_RD(sc, MCP_REG_MCPR_IMC_COMMAND);
2889 	while (((val >> MCPR_IMC_COMMAND_IMC_STATUS_BITSHIFT) & 0x3) != 1) {
2890 		DELAY(10);
2891 		val = REG_RD(sc, MCP_REG_MCPR_IMC_COMMAND);
2892 		if (i++ > 1000) {
2893 			PMD_DRV_LOG(DEBUG, "wr 0 byte timed out after %d try",
2894 				    i);
2895 			rc = ELINK_STATUS_TIMEOUT;
2896 			break;
2897 		}
2898 	}
2899 	if (rc == ELINK_STATUS_TIMEOUT)
2900 		return rc;
2901 
2902 	/* Start xfer with read op */
2903 	val = (MCPR_IMC_COMMAND_ENABLE) |
2904 	    (MCPR_IMC_COMMAND_READ_OP <<
2905 	     MCPR_IMC_COMMAND_OPERATION_BITSHIFT) |
2906 	    (lc_addr << MCPR_IMC_COMMAND_TRANSFER_ADDRESS_BITSHIFT) |
2907 	    (xfer_cnt);
2908 	REG_WR(sc, MCP_REG_MCPR_IMC_COMMAND, val);
2909 
2910 	/* Poll for completion */
2911 	i = 0;
2912 	val = REG_RD(sc, MCP_REG_MCPR_IMC_COMMAND);
2913 	while (((val >> MCPR_IMC_COMMAND_IMC_STATUS_BITSHIFT) & 0x3) != 1) {
2914 		DELAY(10);
2915 		val = REG_RD(sc, MCP_REG_MCPR_IMC_COMMAND);
2916 		if (i++ > 1000) {
2917 			PMD_DRV_LOG(DEBUG, "rd op timed out after %d try", i);
2918 			rc = ELINK_STATUS_TIMEOUT;
2919 			break;
2920 		}
2921 	}
2922 	if (rc == ELINK_STATUS_TIMEOUT)
2923 		return rc;
2924 
2925 	for (i = (lc_addr >> 2); i < 4; i++) {
2926 		data_array[i] = REG_RD(sc, (MCP_REG_MCPR_IMC_DATAREG0 + i * 4));
2927 #ifdef __BIG_ENDIAN
2928 		data_array[i] = ((data_array[i] & 0x000000ff) << 24) |
2929 		    ((data_array[i] & 0x0000ff00) << 8) |
2930 		    ((data_array[i] & 0x00ff0000) >> 8) |
2931 		    ((data_array[i] & 0xff000000) >> 24);
2932 #endif
2933 	}
2934 	return rc;
2935 }
2936 
2937 static void elink_cl45_read_or_write(struct bnx2x_softc *sc,
2938 				     struct elink_phy *phy, uint8_t devad,
2939 				     uint16_t reg, uint16_t or_val)
2940 {
2941 	uint16_t val;
2942 	elink_cl45_read(sc, phy, devad, reg, &val);
2943 	elink_cl45_write(sc, phy, devad, reg, val | or_val);
2944 }
2945 
2946 static void elink_cl45_read_and_write(struct bnx2x_softc *sc,
2947 				      struct elink_phy *phy,
2948 				      uint8_t devad, uint16_t reg,
2949 				      uint16_t and_val)
2950 {
2951 	uint16_t val;
2952 	elink_cl45_read(sc, phy, devad, reg, &val);
2953 	elink_cl45_write(sc, phy, devad, reg, val & and_val);
2954 }
2955 
2956 static uint8_t elink_get_warpcore_lane(struct elink_params *params)
2957 {
2958 	uint8_t lane = 0;
2959 	struct bnx2x_softc *sc = params->sc;
2960 	uint32_t path_swap, path_swap_ovr;
2961 	uint8_t path, port;
2962 
2963 	path = SC_PATH(sc);
2964 	port = params->port;
2965 
2966 	if (elink_is_4_port_mode(sc)) {
2967 		uint32_t port_swap, port_swap_ovr;
2968 
2969 		/* Figure out path swap value */
2970 		path_swap_ovr = REG_RD(sc, MISC_REG_FOUR_PORT_PATH_SWAP_OVWR);
2971 		if (path_swap_ovr & 0x1)
2972 			path_swap = (path_swap_ovr & 0x2);
2973 		else
2974 			path_swap = REG_RD(sc, MISC_REG_FOUR_PORT_PATH_SWAP);
2975 
2976 		if (path_swap)
2977 			path = path ^ 1;
2978 
2979 		/* Figure out port swap value */
2980 		port_swap_ovr = REG_RD(sc, MISC_REG_FOUR_PORT_PORT_SWAP_OVWR);
2981 		if (port_swap_ovr & 0x1)
2982 			port_swap = (port_swap_ovr & 0x2);
2983 		else
2984 			port_swap = REG_RD(sc, MISC_REG_FOUR_PORT_PORT_SWAP);
2985 
2986 		if (port_swap)
2987 			port = port ^ 1;
2988 
2989 		lane = (port << 1) + path;
2990 	} else {		/* Two port mode - no port swap */
2991 
2992 		/* Figure out path swap value */
2993 		path_swap_ovr = REG_RD(sc, MISC_REG_TWO_PORT_PATH_SWAP_OVWR);
2994 		if (path_swap_ovr & 0x1) {
2995 			path_swap = (path_swap_ovr & 0x2);
2996 		} else {
2997 			path_swap = REG_RD(sc, MISC_REG_TWO_PORT_PATH_SWAP);
2998 		}
2999 		if (path_swap)
3000 			path = path ^ 1;
3001 
3002 		lane = path << 1;
3003 	}
3004 	return lane;
3005 }
3006 
3007 static void elink_set_aer_mmd(struct elink_params *params,
3008 			      struct elink_phy *phy)
3009 {
3010 	uint32_t ser_lane;
3011 	uint16_t offset, aer_val;
3012 	struct bnx2x_softc *sc = params->sc;
3013 	ser_lane = ((params->lane_config &
3014 		     PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
3015 		    PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
3016 
3017 	offset = (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) ?
3018 	    (phy->addr + ser_lane) : 0;
3019 
3020 	if (USES_WARPCORE(sc)) {
3021 		aer_val = elink_get_warpcore_lane(params);
3022 		/* In Dual-lane mode, two lanes are joined together,
3023 		 * so in order to configure them, the AER broadcast method is
3024 		 * used here.
3025 		 * 0x200 is the broadcast address for lanes 0,1
3026 		 * 0x201 is the broadcast address for lanes 2,3
3027 		 */
3028 		if (phy->flags & ELINK_FLAGS_WC_DUAL_MODE)
3029 			aer_val = (aer_val >> 1) | 0x200;
3030 	} else if (CHIP_IS_E2(sc))
3031 		aer_val = 0x3800 + offset - 1;
3032 	else
3033 		aer_val = 0x3800 + offset;
3034 
3035 	CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3036 			  MDIO_AER_BLOCK_AER_REG, aer_val);
3037 
3038 }
3039 
3040 /******************************************************************/
3041 /*			Internal phy section			  */
3042 /******************************************************************/
3043 
3044 static void elink_set_serdes_access(struct bnx2x_softc *sc, uint8_t port)
3045 {
3046 	uint32_t emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
3047 
3048 	/* Set Clause 22 */
3049 	REG_WR(sc, NIG_REG_SERDES0_CTRL_MD_ST + port * 0x10, 1);
3050 	REG_WR(sc, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245f8000);
3051 	DELAY(500);
3052 	REG_WR(sc, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245d000f);
3053 	DELAY(500);
3054 	/* Set Clause 45 */
3055 	REG_WR(sc, NIG_REG_SERDES0_CTRL_MD_ST + port * 0x10, 0);
3056 }
3057 
3058 static void elink_serdes_deassert(struct bnx2x_softc *sc, uint8_t port)
3059 {
3060 	uint32_t val;
3061 
3062 	PMD_DRV_LOG(DEBUG, "elink_serdes_deassert");
3063 
3064 	val = ELINK_SERDES_RESET_BITS << (port * 16);
3065 
3066 	/* Reset and unreset the SerDes/XGXS */
3067 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val);
3068 	DELAY(500);
3069 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val);
3070 
3071 	elink_set_serdes_access(sc, port);
3072 
3073 	REG_WR(sc, NIG_REG_SERDES0_CTRL_MD_DEVAD + port * 0x10,
3074 	       ELINK_DEFAULT_PHY_DEV_ADDR);
3075 }
3076 
3077 static void elink_xgxs_specific_func(struct elink_phy *phy,
3078 				     struct elink_params *params,
3079 				     uint32_t action)
3080 {
3081 	struct bnx2x_softc *sc = params->sc;
3082 	switch (action) {
3083 	case ELINK_PHY_INIT:
3084 		/* Set correct devad */
3085 		REG_WR(sc, NIG_REG_XGXS0_CTRL_MD_ST + params->port * 0x18, 0);
3086 		REG_WR(sc, NIG_REG_XGXS0_CTRL_MD_DEVAD + params->port * 0x18,
3087 		       phy->def_md_devad);
3088 		break;
3089 	}
3090 }
3091 
3092 static void elink_xgxs_deassert(struct elink_params *params)
3093 {
3094 	struct bnx2x_softc *sc = params->sc;
3095 	uint8_t port;
3096 	uint32_t val;
3097 	PMD_DRV_LOG(DEBUG, "elink_xgxs_deassert");
3098 	port = params->port;
3099 
3100 	val = ELINK_XGXS_RESET_BITS << (port * 16);
3101 
3102 	/* Reset and unreset the SerDes/XGXS */
3103 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val);
3104 	DELAY(500);
3105 	REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val);
3106 	elink_xgxs_specific_func(&params->phy[ELINK_INT_PHY], params,
3107 				 ELINK_PHY_INIT);
3108 }
3109 
3110 static void elink_calc_ieee_aneg_adv(struct elink_phy *phy,
3111 				     struct elink_params *params,
3112 				     uint16_t * ieee_fc)
3113 {
3114 	*ieee_fc = MDIO_COMBO_IEEE0_AUTO_NEG_ADV_FULL_DUPLEX;
3115 	/* Resolve pause mode and advertisement Please refer to Table
3116 	 * 28B-3 of the 802.3ab-1999 spec
3117 	 */
3118 
3119 	switch (phy->req_flow_ctrl) {
3120 	case ELINK_FLOW_CTRL_AUTO:
3121 		switch (params->req_fc_auto_adv) {
3122 		case ELINK_FLOW_CTRL_BOTH:
3123 			*ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
3124 			break;
3125 		case ELINK_FLOW_CTRL_RX:
3126 		case ELINK_FLOW_CTRL_TX:
3127 			*ieee_fc |=
3128 			    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
3129 			break;
3130 		default:
3131 			break;
3132 		}
3133 		break;
3134 	case ELINK_FLOW_CTRL_TX:
3135 		*ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
3136 		break;
3137 
3138 	case ELINK_FLOW_CTRL_RX:
3139 	case ELINK_FLOW_CTRL_BOTH:
3140 		*ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
3141 		break;
3142 
3143 	case ELINK_FLOW_CTRL_NONE:
3144 	default:
3145 		*ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE;
3146 		break;
3147 	}
3148 	PMD_DRV_LOG(DEBUG, "ieee_fc = 0x%x", *ieee_fc);
3149 }
3150 
3151 static void set_phy_vars(struct elink_params *params, struct elink_vars *vars)
3152 {
3153 	uint8_t actual_phy_idx, phy_index, link_cfg_idx;
3154 	uint8_t phy_config_swapped = params->multi_phy_config &
3155 	    PORT_HW_CFG_PHY_SWAPPED_ENABLED;
3156 	for (phy_index = ELINK_INT_PHY; phy_index < params->num_phys;
3157 	     phy_index++) {
3158 		link_cfg_idx = ELINK_LINK_CONFIG_IDX(phy_index);
3159 		actual_phy_idx = phy_index;
3160 		if (phy_config_swapped) {
3161 			if (phy_index == ELINK_EXT_PHY1)
3162 				actual_phy_idx = ELINK_EXT_PHY2;
3163 			else if (phy_index == ELINK_EXT_PHY2)
3164 				actual_phy_idx = ELINK_EXT_PHY1;
3165 		}
3166 		params->phy[actual_phy_idx].req_flow_ctrl =
3167 		    params->req_flow_ctrl[link_cfg_idx];
3168 
3169 		params->phy[actual_phy_idx].req_line_speed =
3170 		    params->req_line_speed[link_cfg_idx];
3171 
3172 		params->phy[actual_phy_idx].speed_cap_mask =
3173 		    params->speed_cap_mask[link_cfg_idx];
3174 
3175 		params->phy[actual_phy_idx].req_duplex =
3176 		    params->req_duplex[link_cfg_idx];
3177 
3178 		if (params->req_line_speed[link_cfg_idx] ==
3179 		    ELINK_SPEED_AUTO_NEG)
3180 			vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_ENABLED;
3181 
3182 		PMD_DRV_LOG(DEBUG, "req_flow_ctrl %x, req_line_speed %x,"
3183 			    " speed_cap_mask %x",
3184 			    params->phy[actual_phy_idx].req_flow_ctrl,
3185 			    params->phy[actual_phy_idx].req_line_speed,
3186 			    params->phy[actual_phy_idx].speed_cap_mask);
3187 	}
3188 }
3189 
3190 static void elink_ext_phy_set_pause(struct elink_params *params,
3191 				    struct elink_phy *phy,
3192 				    struct elink_vars *vars)
3193 {
3194 	uint16_t val;
3195 	struct bnx2x_softc *sc = params->sc;
3196 	/* Read modify write pause advertizing */
3197 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, &val);
3198 
3199 	val &= ~MDIO_AN_REG_ADV_PAUSE_BOTH;
3200 
3201 	/* Please refer to Table 28B-3 of 802.3ab-1999 spec. */
3202 	elink_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
3203 	if ((vars->ieee_fc &
3204 	     MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) ==
3205 	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) {
3206 		val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC;
3207 	}
3208 	if ((vars->ieee_fc &
3209 	     MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) ==
3210 	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) {
3211 		val |= MDIO_AN_REG_ADV_PAUSE_PAUSE;
3212 	}
3213 	PMD_DRV_LOG(DEBUG, "Ext phy AN advertize 0x%x", val);
3214 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, val);
3215 }
3216 
3217 static void elink_pause_resolve(struct elink_vars *vars, uint32_t pause_result)
3218 {				/*  LD      LP   */
3219 	switch (pause_result) {	/* ASYM P ASYM P */
3220 	case 0xb:		/*   1  0   1  1 */
3221 		vars->flow_ctrl = ELINK_FLOW_CTRL_TX;
3222 		break;
3223 
3224 	case 0xe:		/*   1  1   1  0 */
3225 		vars->flow_ctrl = ELINK_FLOW_CTRL_RX;
3226 		break;
3227 
3228 	case 0x5:		/*   0  1   0  1 */
3229 	case 0x7:		/*   0  1   1  1 */
3230 	case 0xd:		/*   1  1   0  1 */
3231 	case 0xf:		/*   1  1   1  1 */
3232 		vars->flow_ctrl = ELINK_FLOW_CTRL_BOTH;
3233 		break;
3234 
3235 	default:
3236 		break;
3237 	}
3238 	if (pause_result & (1 << 0))
3239 		vars->link_status |= LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE;
3240 	if (pause_result & (1 << 1))
3241 		vars->link_status |= LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE;
3242 
3243 }
3244 
3245 static void elink_ext_phy_update_adv_fc(struct elink_phy *phy,
3246 					struct elink_params *params,
3247 					struct elink_vars *vars)
3248 {
3249 	uint16_t ld_pause;	/* local */
3250 	uint16_t lp_pause;	/* link partner */
3251 	uint16_t pause_result;
3252 	struct bnx2x_softc *sc = params->sc;
3253 	if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE) {
3254 		elink_cl22_read(sc, phy, 0x4, &ld_pause);
3255 		elink_cl22_read(sc, phy, 0x5, &lp_pause);
3256 	} else if (CHIP_IS_E3(sc) && ELINK_SINGLE_MEDIA_DIRECT(params)) {
3257 		uint8_t lane = elink_get_warpcore_lane(params);
3258 		uint16_t gp_status, gp_mask;
3259 		elink_cl45_read(sc, phy,
3260 				MDIO_AN_DEVAD, MDIO_WC_REG_GP2_STATUS_GP_2_4,
3261 				&gp_status);
3262 		gp_mask = (MDIO_WC_REG_GP2_STATUS_GP_2_4_CL73_AN_CMPL |
3263 			   MDIO_WC_REG_GP2_STATUS_GP_2_4_CL37_LP_AN_CAP) <<
3264 		    lane;
3265 		if ((gp_status & gp_mask) == gp_mask) {
3266 			elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
3267 					MDIO_AN_REG_ADV_PAUSE, &ld_pause);
3268 			elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
3269 					MDIO_AN_REG_LP_AUTO_NEG, &lp_pause);
3270 		} else {
3271 			elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
3272 					MDIO_AN_REG_CL37_FC_LD, &ld_pause);
3273 			elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
3274 					MDIO_AN_REG_CL37_FC_LP, &lp_pause);
3275 			ld_pause = ((ld_pause &
3276 				     MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH)
3277 				    << 3);
3278 			lp_pause = ((lp_pause &
3279 				     MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH)
3280 				    << 3);
3281 		}
3282 	} else {
3283 		elink_cl45_read(sc, phy,
3284 				MDIO_AN_DEVAD,
3285 				MDIO_AN_REG_ADV_PAUSE, &ld_pause);
3286 		elink_cl45_read(sc, phy,
3287 				MDIO_AN_DEVAD,
3288 				MDIO_AN_REG_LP_AUTO_NEG, &lp_pause);
3289 	}
3290 	pause_result = (ld_pause & MDIO_AN_REG_ADV_PAUSE_MASK) >> 8;
3291 	pause_result |= (lp_pause & MDIO_AN_REG_ADV_PAUSE_MASK) >> 10;
3292 	PMD_DRV_LOG(DEBUG, "Ext PHY pause result 0x%x", pause_result);
3293 	elink_pause_resolve(vars, pause_result);
3294 
3295 }
3296 
3297 static uint8_t elink_ext_phy_resolve_fc(struct elink_phy *phy,
3298 					struct elink_params *params,
3299 					struct elink_vars *vars)
3300 {
3301 	uint8_t ret = 0;
3302 	vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
3303 	if (phy->req_flow_ctrl != ELINK_FLOW_CTRL_AUTO) {
3304 		/* Update the advertised flow-controled of LD/LP in AN */
3305 		if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG)
3306 			elink_ext_phy_update_adv_fc(phy, params, vars);
3307 		/* But set the flow-control result as the requested one */
3308 		vars->flow_ctrl = phy->req_flow_ctrl;
3309 	} else if (phy->req_line_speed != ELINK_SPEED_AUTO_NEG)
3310 		vars->flow_ctrl = params->req_fc_auto_adv;
3311 	else if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
3312 		ret = 1;
3313 		elink_ext_phy_update_adv_fc(phy, params, vars);
3314 	}
3315 	return ret;
3316 }
3317 
3318 /******************************************************************/
3319 /*			Warpcore section			  */
3320 /******************************************************************/
3321 /* The init_internal_warpcore should mirror the xgxs,
3322  * i.e. reset the lane (if needed), set aer for the
3323  * init configuration, and set/clear SGMII flag. Internal
3324  * phy init is done purely in phy_init stage.
3325  */
3326 #define WC_TX_DRIVER(post2, idriver, ipre) \
3327 	((post2 << MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_OFFSET) | \
3328 	 (idriver << MDIO_WC_REG_TX0_TX_DRIVER_IDRIVER_OFFSET) | \
3329 	 (ipre << MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_OFFSET))
3330 
3331 #define WC_TX_FIR(post, main, pre) \
3332 	((post << MDIO_WC_REG_TX_FIR_TAP_POST_TAP_OFFSET) | \
3333 	 (main << MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_OFFSET) | \
3334 	 (pre << MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_OFFSET))
3335 
3336 static void elink_warpcore_enable_AN_KR2(struct elink_phy *phy,
3337 					 struct elink_params *params,
3338 					 struct elink_vars *vars)
3339 {
3340 	struct bnx2x_softc *sc = params->sc;
3341 	uint16_t i;
3342 	static struct elink_reg_set reg_set[] = {
3343 		/* Step 1 - Program the TX/RX alignment markers */
3344 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL5, 0xa157},
3345 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL7, 0xcbe2},
3346 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL6, 0x7537},
3347 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL9, 0xa157},
3348 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL11, 0xcbe2},
3349 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL10, 0x7537},
3350 		/* Step 2 - Configure the NP registers */
3351 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL73_USERB0_CTRL, 0x000a},
3352 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL1, 0x6400},
3353 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL3, 0x0620},
3354 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CODE_FIELD, 0x0157},
3355 		{MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI1, 0x6464},
3356 		{MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI2, 0x3150},
3357 		{MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI3, 0x3150},
3358 		{MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_BAM_CODE, 0x0157},
3359 		{MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_UD_CODE, 0x0620}
3360 	};
3361 	PMD_DRV_LOG(DEBUG, "Enabling 20G-KR2");
3362 
3363 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3364 				 MDIO_WC_REG_CL49_USERB0_CTRL, (3 << 6));
3365 
3366 	for (i = 0; i < ARRAY_SIZE(reg_set); i++)
3367 		elink_cl45_write(sc, phy, reg_set[i].devad, reg_set[i].reg,
3368 				 reg_set[i].val);
3369 
3370 	/* Start KR2 work-around timer which handles BNX2X8073 link-parner */
3371 	vars->link_attr_sync |= LINK_ATTR_SYNC_KR2_ENABLE;
3372 	elink_update_link_attr(params, vars->link_attr_sync);
3373 }
3374 
3375 static void elink_disable_kr2(struct elink_params *params,
3376 			      struct elink_vars *vars, struct elink_phy *phy)
3377 {
3378 	struct bnx2x_softc *sc = params->sc;
3379 	uint32_t i;
3380 	static struct elink_reg_set reg_set[] = {
3381 		/* Step 1 - Program the TX/RX alignment markers */
3382 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL5, 0x7690},
3383 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL7, 0xe647},
3384 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL6, 0xc4f0},
3385 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL9, 0x7690},
3386 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL11, 0xe647},
3387 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL10, 0xc4f0},
3388 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL73_USERB0_CTRL, 0x000c},
3389 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL1, 0x6000},
3390 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL3, 0x0000},
3391 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CODE_FIELD, 0x0002},
3392 		{MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI1, 0x0000},
3393 		{MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI2, 0x0af7},
3394 		{MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI3, 0x0af7},
3395 		{MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_BAM_CODE, 0x0002},
3396 		{MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_UD_CODE, 0x0000}
3397 	};
3398 	PMD_DRV_LOG(DEBUG, "Disabling 20G-KR2");
3399 
3400 	for (i = 0; i < ARRAY_SIZE(reg_set); i++)
3401 		elink_cl45_write(sc, phy, reg_set[i].devad, reg_set[i].reg,
3402 				 reg_set[i].val);
3403 	vars->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE;
3404 	elink_update_link_attr(params, vars->link_attr_sync);
3405 
3406 	vars->check_kr2_recovery_cnt = ELINK_CHECK_KR2_RECOVERY_CNT;
3407 }
3408 
3409 static void elink_warpcore_set_lpi_passthrough(struct elink_phy *phy,
3410 					       struct elink_params *params)
3411 {
3412 	struct bnx2x_softc *sc = params->sc;
3413 
3414 	PMD_DRV_LOG(DEBUG, "Configure WC for LPI pass through");
3415 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3416 			 MDIO_WC_REG_EEE_COMBO_CONTROL0, 0x7c);
3417 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3418 				 MDIO_WC_REG_DIGITAL4_MISC5, 0xc000);
3419 }
3420 
3421 static void elink_warpcore_restart_AN_KR(struct elink_phy *phy,
3422 					 struct elink_params *params)
3423 {
3424 	/* Restart autoneg on the leading lane only */
3425 	struct bnx2x_softc *sc = params->sc;
3426 	uint16_t lane = elink_get_warpcore_lane(params);
3427 	CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3428 			  MDIO_AER_BLOCK_AER_REG, lane);
3429 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
3430 			 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x1200);
3431 
3432 	/* Restore AER */
3433 	elink_set_aer_mmd(params, phy);
3434 }
3435 
3436 static void elink_warpcore_enable_AN_KR(struct elink_phy *phy,
3437 					struct elink_params *params,
3438 					struct elink_vars *vars)
3439 {
3440 	uint16_t lane, i, cl72_ctrl, an_adv = 0;
3441 	struct bnx2x_softc *sc = params->sc;
3442 	static struct elink_reg_set reg_set[] = {
3443 		{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7},
3444 		{MDIO_PMA_DEVAD, MDIO_WC_REG_IEEE0BLK_AUTONEGNP, 0x0},
3445 		{MDIO_WC_DEVAD, MDIO_WC_REG_RX66_CONTROL, 0x7415},
3446 		{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_MISC2, 0x6190},
3447 		/* Disable Autoneg: re-enable it after adv is done. */
3448 		{MDIO_AN_DEVAD, MDIO_WC_REG_IEEE0BLK_MIICNTL, 0},
3449 		{MDIO_PMA_DEVAD, MDIO_WC_REG_PMD_KR_CONTROL, 0x2},
3450 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL72_USERB0_CL72_TX_FIR_TAP, 0},
3451 	};
3452 	PMD_DRV_LOG(DEBUG, "Enable Auto Negotiation for KR");
3453 	/* Set to default registers that may be overridden by 10G force */
3454 	for (i = 0; i < ARRAY_SIZE(reg_set); i++)
3455 		elink_cl45_write(sc, phy, reg_set[i].devad, reg_set[i].reg,
3456 				 reg_set[i].val);
3457 
3458 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3459 			MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, &cl72_ctrl);
3460 	cl72_ctrl &= 0x08ff;
3461 	cl72_ctrl |= 0x3800;
3462 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3463 			 MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, cl72_ctrl);
3464 
3465 	/* Check adding advertisement for 1G KX */
3466 	if (((vars->line_speed == ELINK_SPEED_AUTO_NEG) &&
3467 	     (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
3468 	    (vars->line_speed == ELINK_SPEED_1000)) {
3469 		uint16_t addr = MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2;
3470 		an_adv |= (1 << 5);
3471 
3472 		/* Enable CL37 1G Parallel Detect */
3473 		elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD, addr, 0x1);
3474 		PMD_DRV_LOG(DEBUG, "Advertize 1G");
3475 	}
3476 	if (((vars->line_speed == ELINK_SPEED_AUTO_NEG) &&
3477 	     (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) ||
3478 	    (vars->line_speed == ELINK_SPEED_10000)) {
3479 		/* Check adding advertisement for 10G KR */
3480 		an_adv |= (1 << 7);
3481 		/* Enable 10G Parallel Detect */
3482 		CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3483 				  MDIO_AER_BLOCK_AER_REG, 0);
3484 
3485 		elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
3486 				 MDIO_WC_REG_PAR_DET_10G_CTRL, 1);
3487 		elink_set_aer_mmd(params, phy);
3488 		PMD_DRV_LOG(DEBUG, "Advertize 10G");
3489 	}
3490 
3491 	/* Set Transmit PMD settings */
3492 	lane = elink_get_warpcore_lane(params);
3493 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3494 			 MDIO_WC_REG_TX0_TX_DRIVER + 0x10 * lane,
3495 			 WC_TX_DRIVER(0x02, 0x06, 0x09));
3496 	/* Configure the next lane if dual mode */
3497 	if (phy->flags & ELINK_FLAGS_WC_DUAL_MODE)
3498 		elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3499 				 MDIO_WC_REG_TX0_TX_DRIVER + 0x10 * (lane + 1),
3500 				 WC_TX_DRIVER(0x02, 0x06, 0x09));
3501 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3502 			 MDIO_WC_REG_CL72_USERB0_CL72_OS_DEF_CTRL, 0x03f0);
3503 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3504 			 MDIO_WC_REG_CL72_USERB0_CL72_2P5_DEF_CTRL, 0x03f0);
3505 
3506 	/* Advertised speeds */
3507 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
3508 			 MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1, an_adv);
3509 
3510 	/* Advertised and set FEC (Forward Error Correction) */
3511 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
3512 			 MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT2,
3513 			 (MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_ABILITY |
3514 			  MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_REQ));
3515 
3516 	/* Enable CL37 BAM */
3517 	if (REG_RD(sc, params->shmem_base +
3518 		   offsetof(struct shmem_region,
3519 			    dev_info.port_hw_config[params->port].
3520 			    default_cfg)) &
3521 	    PORT_HW_CFG_ENABLE_BAM_ON_KR_ENABLED) {
3522 		elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3523 					 MDIO_WC_REG_DIGITAL6_MP5_NEXTPAGECTRL,
3524 					 1);
3525 		PMD_DRV_LOG(DEBUG, "Enable CL37 BAM on KR");
3526 	}
3527 
3528 	/* Advertise pause */
3529 	elink_ext_phy_set_pause(params, phy, vars);
3530 	vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
3531 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3532 				 MDIO_WC_REG_DIGITAL5_MISC7, 0x100);
3533 
3534 	/* Over 1G - AN local device user page 1 */
3535 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3536 			 MDIO_WC_REG_DIGITAL3_UP1, 0x1f);
3537 
3538 	if (((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
3539 	     (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G)) ||
3540 	    (phy->req_line_speed == ELINK_SPEED_20000)) {
3541 
3542 		CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3543 				  MDIO_AER_BLOCK_AER_REG, lane);
3544 
3545 		elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3546 					 MDIO_WC_REG_RX1_PCI_CTRL +
3547 					 (0x10 * lane), (1 << 11));
3548 
3549 		elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3550 				 MDIO_WC_REG_XGXS_X2_CONTROL3, 0x7);
3551 		elink_set_aer_mmd(params, phy);
3552 
3553 		elink_warpcore_enable_AN_KR2(phy, params, vars);
3554 	} else {
3555 		elink_disable_kr2(params, vars, phy);
3556 	}
3557 
3558 	/* Enable Autoneg: only on the main lane */
3559 	elink_warpcore_restart_AN_KR(phy, params);
3560 }
3561 
3562 static void elink_warpcore_set_10G_KR(struct elink_phy *phy,
3563 				      struct elink_params *params)
3564 {
3565 	struct bnx2x_softc *sc = params->sc;
3566 	uint16_t val16, i, lane;
3567 	static struct elink_reg_set reg_set[] = {
3568 		/* Disable Autoneg */
3569 		{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7},
3570 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL,
3571 		 0x3f00},
3572 		{MDIO_AN_DEVAD, MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1, 0},
3573 		{MDIO_AN_DEVAD, MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x0},
3574 		{MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL3_UP1, 0x1},
3575 		{MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL5_MISC7, 0xa},
3576 		/* Leave cl72 training enable, needed for KR */
3577 		{MDIO_PMA_DEVAD, MDIO_WC_REG_PMD_KR_CONTROL, 0x2}
3578 	};
3579 
3580 	for (i = 0; i < ARRAY_SIZE(reg_set); i++)
3581 		elink_cl45_write(sc, phy, reg_set[i].devad, reg_set[i].reg,
3582 				 reg_set[i].val);
3583 
3584 	lane = elink_get_warpcore_lane(params);
3585 	/* Global registers */
3586 	CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3587 			  MDIO_AER_BLOCK_AER_REG, 0);
3588 	/* Disable CL36 PCS Tx */
3589 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3590 			MDIO_WC_REG_XGXSBLK1_LANECTRL0, &val16);
3591 	val16 &= ~(0x0011 << lane);
3592 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3593 			 MDIO_WC_REG_XGXSBLK1_LANECTRL0, val16);
3594 
3595 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3596 			MDIO_WC_REG_XGXSBLK1_LANECTRL1, &val16);
3597 	val16 |= (0x0303 << (lane << 1));
3598 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3599 			 MDIO_WC_REG_XGXSBLK1_LANECTRL1, val16);
3600 	/* Restore AER */
3601 	elink_set_aer_mmd(params, phy);
3602 	/* Set speed via PMA/PMD register */
3603 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD,
3604 			 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x2040);
3605 
3606 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD,
3607 			 MDIO_WC_REG_IEEE0BLK_AUTONEGNP, 0xB);
3608 
3609 	/* Enable encoded forced speed */
3610 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3611 			 MDIO_WC_REG_SERDESDIGITAL_MISC2, 0x30);
3612 
3613 	/* Turn TX scramble payload only the 64/66 scrambler */
3614 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_TX66_CONTROL, 0x9);
3615 
3616 	/* Turn RX scramble payload only the 64/66 scrambler */
3617 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3618 				 MDIO_WC_REG_RX66_CONTROL, 0xF9);
3619 
3620 	/* Set and clear loopback to cause a reset to 64/66 decoder */
3621 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3622 			 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x4000);
3623 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3624 			 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x0);
3625 
3626 }
3627 
3628 static void elink_warpcore_set_10G_XFI(struct elink_phy *phy,
3629 				       struct elink_params *params,
3630 				       uint8_t is_xfi)
3631 {
3632 	struct bnx2x_softc *sc = params->sc;
3633 	uint16_t misc1_val, tap_val, tx_driver_val, lane, val;
3634 	uint32_t cfg_tap_val, tx_drv_brdct, tx_equal;
3635 
3636 	/* Hold rxSeqStart */
3637 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3638 				 MDIO_WC_REG_DSC2B0_DSC_MISC_CTRL0, 0x8000);
3639 
3640 	/* Hold tx_fifo_reset */
3641 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3642 				 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3, 0x1);
3643 
3644 	/* Disable CL73 AN */
3645 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0);
3646 
3647 	/* Disable 100FX Enable and Auto-Detect */
3648 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3649 				  MDIO_WC_REG_FX100_CTRL1, 0xFFFA);
3650 
3651 	/* Disable 100FX Idle detect */
3652 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3653 				 MDIO_WC_REG_FX100_CTRL3, 0x0080);
3654 
3655 	/* Set Block address to Remote PHY & Clear forced_speed[5] */
3656 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3657 				  MDIO_WC_REG_DIGITAL4_MISC3, 0xFF7F);
3658 
3659 	/* Turn off auto-detect & fiber mode */
3660 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3661 				  MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1,
3662 				  0xFFEE);
3663 
3664 	/* Set filter_force_link, disable_false_link and parallel_detect */
3665 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3666 			MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, &val);
3667 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3668 			 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2,
3669 			 ((val | 0x0006) & 0xFFFE));
3670 
3671 	/* Set XFI / SFI */
3672 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3673 			MDIO_WC_REG_SERDESDIGITAL_MISC1, &misc1_val);
3674 
3675 	misc1_val &= ~(0x1f);
3676 
3677 	if (is_xfi) {
3678 		misc1_val |= 0x5;
3679 		tap_val = WC_TX_FIR(0x08, 0x37, 0x00);
3680 		tx_driver_val = WC_TX_DRIVER(0x00, 0x02, 0x03);
3681 	} else {
3682 		cfg_tap_val = REG_RD(sc, params->shmem_base +
3683 				     offsetof(struct shmem_region,
3684 					      dev_info.port_hw_config[params->
3685 								      port].sfi_tap_values));
3686 
3687 		tx_equal = cfg_tap_val & PORT_HW_CFG_TX_EQUALIZATION_MASK;
3688 
3689 		tx_drv_brdct = (cfg_tap_val &
3690 				PORT_HW_CFG_TX_DRV_BROADCAST_MASK) >>
3691 		    PORT_HW_CFG_TX_DRV_BROADCAST_SHIFT;
3692 
3693 		misc1_val |= 0x9;
3694 
3695 		/* TAP values are controlled by nvram, if value there isn't 0 */
3696 		if (tx_equal)
3697 			tap_val = (uint16_t) tx_equal;
3698 		else
3699 			tap_val = WC_TX_FIR(0x0f, 0x2b, 0x02);
3700 
3701 		if (tx_drv_brdct)
3702 			tx_driver_val =
3703 			    WC_TX_DRIVER(0x03, (uint16_t) tx_drv_brdct, 0x06);
3704 		else
3705 			tx_driver_val = WC_TX_DRIVER(0x03, 0x02, 0x06);
3706 	}
3707 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3708 			 MDIO_WC_REG_SERDESDIGITAL_MISC1, misc1_val);
3709 
3710 	/* Set Transmit PMD settings */
3711 	lane = elink_get_warpcore_lane(params);
3712 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3713 			 MDIO_WC_REG_TX_FIR_TAP,
3714 			 tap_val | MDIO_WC_REG_TX_FIR_TAP_ENABLE);
3715 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3716 			 MDIO_WC_REG_TX0_TX_DRIVER + 0x10 * lane,
3717 			 tx_driver_val);
3718 
3719 	/* Enable fiber mode, enable and invert sig_det */
3720 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3721 				 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, 0xd);
3722 
3723 	/* Set Block address to Remote PHY & Set forced_speed[5], 40bit mode */
3724 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3725 				 MDIO_WC_REG_DIGITAL4_MISC3, 0x8080);
3726 
3727 	elink_warpcore_set_lpi_passthrough(phy, params);
3728 
3729 	/* 10G XFI Full Duplex */
3730 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3731 			 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x100);
3732 
3733 	/* Release tx_fifo_reset */
3734 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3735 				  MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3,
3736 				  0xFFFE);
3737 	/* Release rxSeqStart */
3738 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3739 				  MDIO_WC_REG_DSC2B0_DSC_MISC_CTRL0, 0x7FFF);
3740 }
3741 
3742 static void elink_warpcore_set_20G_force_KR2(struct elink_phy *phy,
3743 					     struct elink_params *params)
3744 {
3745 	uint16_t val;
3746 	struct bnx2x_softc *sc = params->sc;
3747 	/* Set global registers, so set AER lane to 0 */
3748 	CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3749 			  MDIO_AER_BLOCK_AER_REG, 0);
3750 
3751 	/* Disable sequencer */
3752 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3753 				  MDIO_WC_REG_XGXSBLK0_XGXSCONTROL, ~(1 << 13));
3754 
3755 	elink_set_aer_mmd(params, phy);
3756 
3757 	elink_cl45_read_and_write(sc, phy, MDIO_PMA_DEVAD,
3758 				  MDIO_WC_REG_PMD_KR_CONTROL, ~(1 << 1));
3759 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0);
3760 	/* Turn off CL73 */
3761 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3762 			MDIO_WC_REG_CL73_USERB0_CTRL, &val);
3763 	val &= ~(1 << 5);
3764 	val |= (1 << 6);
3765 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3766 			 MDIO_WC_REG_CL73_USERB0_CTRL, val);
3767 
3768 	/* Set 20G KR2 force speed */
3769 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3770 				 MDIO_WC_REG_SERDESDIGITAL_MISC1, 0x1f);
3771 
3772 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3773 				 MDIO_WC_REG_DIGITAL4_MISC3, (1 << 7));
3774 
3775 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3776 			MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, &val);
3777 	val &= ~(3 << 14);
3778 	val |= (1 << 15);
3779 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3780 			 MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, val);
3781 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3782 			 MDIO_WC_REG_CL72_USERB0_CL72_TX_FIR_TAP, 0x835A);
3783 
3784 	/* Enable sequencer (over lane 0) */
3785 	CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3786 			  MDIO_AER_BLOCK_AER_REG, 0);
3787 
3788 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3789 				 MDIO_WC_REG_XGXSBLK0_XGXSCONTROL, (1 << 13));
3790 
3791 	elink_set_aer_mmd(params, phy);
3792 }
3793 
3794 static void elink_warpcore_set_20G_DXGXS(struct bnx2x_softc *sc,
3795 					 struct elink_phy *phy, uint16_t lane)
3796 {
3797 	/* Rx0 anaRxControl1G */
3798 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3799 			 MDIO_WC_REG_RX0_ANARXCONTROL1G, 0x90);
3800 
3801 	/* Rx2 anaRxControl1G */
3802 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3803 			 MDIO_WC_REG_RX2_ANARXCONTROL1G, 0x90);
3804 
3805 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_RX66_SCW0, 0xE070);
3806 
3807 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_RX66_SCW1, 0xC0D0);
3808 
3809 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_RX66_SCW2, 0xA0B0);
3810 
3811 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_RX66_SCW3, 0x8090);
3812 
3813 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3814 			 MDIO_WC_REG_RX66_SCW0_MASK, 0xF0F0);
3815 
3816 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3817 			 MDIO_WC_REG_RX66_SCW1_MASK, 0xF0F0);
3818 
3819 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3820 			 MDIO_WC_REG_RX66_SCW2_MASK, 0xF0F0);
3821 
3822 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3823 			 MDIO_WC_REG_RX66_SCW3_MASK, 0xF0F0);
3824 
3825 	/* Serdes Digital Misc1 */
3826 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3827 			 MDIO_WC_REG_SERDESDIGITAL_MISC1, 0x6008);
3828 
3829 	/* Serdes Digital4 Misc3 */
3830 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3831 			 MDIO_WC_REG_DIGITAL4_MISC3, 0x8088);
3832 
3833 	/* Set Transmit PMD settings */
3834 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3835 			 MDIO_WC_REG_TX_FIR_TAP,
3836 			 (WC_TX_FIR(0x12, 0x2d, 0x00) |
3837 			  MDIO_WC_REG_TX_FIR_TAP_ENABLE));
3838 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3839 			 MDIO_WC_REG_TX0_TX_DRIVER + 0x10 * lane,
3840 			 WC_TX_DRIVER(0x02, 0x02, 0x02));
3841 }
3842 
3843 static void elink_warpcore_set_sgmii_speed(struct elink_phy *phy,
3844 					   struct elink_params *params,
3845 					   uint8_t fiber_mode,
3846 					   uint8_t always_autoneg)
3847 {
3848 	struct bnx2x_softc *sc = params->sc;
3849 	uint16_t val16, digctrl_kx1, digctrl_kx2;
3850 
3851 	/* Clear XFI clock comp in non-10G single lane mode. */
3852 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3853 				  MDIO_WC_REG_RX66_CONTROL, ~(3 << 13));
3854 
3855 	elink_warpcore_set_lpi_passthrough(phy, params);
3856 
3857 	if (always_autoneg || phy->req_line_speed == ELINK_SPEED_AUTO_NEG) {
3858 		/* SGMII Autoneg */
3859 		elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3860 					 MDIO_WC_REG_COMBO_IEEE0_MIICTRL,
3861 					 0x1000);
3862 		PMD_DRV_LOG(DEBUG, "set SGMII AUTONEG");
3863 	} else {
3864 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3865 				MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16);
3866 		val16 &= 0xcebf;
3867 		switch (phy->req_line_speed) {
3868 		case ELINK_SPEED_10:
3869 			break;
3870 		case ELINK_SPEED_100:
3871 			val16 |= 0x2000;
3872 			break;
3873 		case ELINK_SPEED_1000:
3874 			val16 |= 0x0040;
3875 			break;
3876 		default:
3877 			PMD_DRV_LOG(DEBUG,
3878 				    "Speed not supported: 0x%x",
3879 				    phy->req_line_speed);
3880 			return;
3881 		}
3882 
3883 		if (phy->req_duplex == DUPLEX_FULL)
3884 			val16 |= 0x0100;
3885 
3886 		elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3887 				 MDIO_WC_REG_COMBO_IEEE0_MIICTRL, val16);
3888 
3889 		PMD_DRV_LOG(DEBUG, "set SGMII force speed %d",
3890 			    phy->req_line_speed);
3891 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3892 				MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16);
3893 		PMD_DRV_LOG(DEBUG, "  (readback) %x", val16);
3894 	}
3895 
3896 	/* SGMII Slave mode and disable signal detect */
3897 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3898 			MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, &digctrl_kx1);
3899 	if (fiber_mode)
3900 		digctrl_kx1 = 1;
3901 	else
3902 		digctrl_kx1 &= 0xff4a;
3903 
3904 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3905 			 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, digctrl_kx1);
3906 
3907 	/* Turn off parallel detect */
3908 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3909 			MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, &digctrl_kx2);
3910 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3911 			 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2,
3912 			 (digctrl_kx2 & ~(1 << 2)));
3913 
3914 	/* Re-enable parallel detect */
3915 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3916 			 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2,
3917 			 (digctrl_kx2 | (1 << 2)));
3918 
3919 	/* Enable autodet */
3920 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3921 			 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1,
3922 			 (digctrl_kx1 | 0x10));
3923 }
3924 
3925 static void elink_warpcore_reset_lane(struct bnx2x_softc *sc,
3926 				      struct elink_phy *phy, uint8_t reset)
3927 {
3928 	uint16_t val;
3929 	/* Take lane out of reset after configuration is finished */
3930 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3931 			MDIO_WC_REG_DIGITAL5_MISC6, &val);
3932 	if (reset)
3933 		val |= 0xC000;
3934 	else
3935 		val &= 0x3FFF;
3936 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3937 			 MDIO_WC_REG_DIGITAL5_MISC6, val);
3938 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3939 			MDIO_WC_REG_DIGITAL5_MISC6, &val);
3940 }
3941 
3942 /* Clear SFI/XFI link settings registers */
3943 static void elink_warpcore_clear_regs(struct elink_phy *phy,
3944 				      struct elink_params *params,
3945 				      uint16_t lane)
3946 {
3947 	struct bnx2x_softc *sc = params->sc;
3948 	uint16_t i;
3949 	static struct elink_reg_set wc_regs[] = {
3950 		{MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0},
3951 		{MDIO_WC_DEVAD, MDIO_WC_REG_FX100_CTRL1, 0x014a},
3952 		{MDIO_WC_DEVAD, MDIO_WC_REG_FX100_CTRL3, 0x0800},
3953 		{MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL4_MISC3, 0x8008},
3954 		{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1,
3955 		 0x0195},
3956 		{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2,
3957 		 0x0007},
3958 		{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3,
3959 		 0x0002},
3960 		{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_MISC1, 0x6000},
3961 		{MDIO_WC_DEVAD, MDIO_WC_REG_TX_FIR_TAP, 0x0000},
3962 		{MDIO_WC_DEVAD, MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x2040},
3963 		{MDIO_WC_DEVAD, MDIO_WC_REG_COMBO_IEEE0_MIICTRL, 0x0140}
3964 	};
3965 	/* Set XFI clock comp as default. */
3966 	elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3967 				 MDIO_WC_REG_RX66_CONTROL, (3 << 13));
3968 
3969 	for (i = 0; i < ARRAY_SIZE(wc_regs); i++)
3970 		elink_cl45_write(sc, phy, wc_regs[i].devad, wc_regs[i].reg,
3971 				 wc_regs[i].val);
3972 
3973 	lane = elink_get_warpcore_lane(params);
3974 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3975 			 MDIO_WC_REG_TX0_TX_DRIVER + 0x10 * lane, 0x0990);
3976 
3977 }
3978 
3979 static elink_status_t elink_get_mod_abs_int_cfg(struct bnx2x_softc *sc,
3980 						uint32_t shmem_base,
3981 						uint8_t port,
3982 						uint8_t * gpio_num,
3983 						uint8_t * gpio_port)
3984 {
3985 	uint32_t cfg_pin;
3986 	*gpio_num = 0;
3987 	*gpio_port = 0;
3988 	if (CHIP_IS_E3(sc)) {
3989 		cfg_pin = (REG_RD(sc, shmem_base +
3990 				  offsetof(struct shmem_region,
3991 					   dev_info.port_hw_config[port].
3992 					   e3_sfp_ctrl)) &
3993 			   PORT_HW_CFG_E3_MOD_ABS_MASK) >>
3994 		    PORT_HW_CFG_E3_MOD_ABS_SHIFT;
3995 
3996 		/* Should not happen. This function called upon interrupt
3997 		 * triggered by GPIO ( since EPIO can only generate interrupts
3998 		 * to MCP).
3999 		 * So if this function was called and none of the GPIOs was set,
4000 		 * it means the shit hit the fan.
4001 		 */
4002 		if ((cfg_pin < PIN_CFG_GPIO0_P0) ||
4003 		    (cfg_pin > PIN_CFG_GPIO3_P1)) {
4004 			PMD_DRV_LOG(DEBUG,
4005 				    "No cfg pin %x for module detect indication",
4006 				    cfg_pin);
4007 			return ELINK_STATUS_ERROR;
4008 		}
4009 
4010 		*gpio_num = (cfg_pin - PIN_CFG_GPIO0_P0) & 0x3;
4011 		*gpio_port = (cfg_pin - PIN_CFG_GPIO0_P0) >> 2;
4012 	} else {
4013 		*gpio_num = MISC_REGISTERS_GPIO_3;
4014 		*gpio_port = port;
4015 	}
4016 
4017 	return ELINK_STATUS_OK;
4018 }
4019 
4020 static int elink_is_sfp_module_plugged(struct elink_params *params)
4021 {
4022 	struct bnx2x_softc *sc = params->sc;
4023 	uint8_t gpio_num, gpio_port;
4024 	uint32_t gpio_val;
4025 	if (elink_get_mod_abs_int_cfg(sc,
4026 				      params->shmem_base, params->port,
4027 				      &gpio_num, &gpio_port) != ELINK_STATUS_OK)
4028 		return 0;
4029 	gpio_val = elink_cb_gpio_read(sc, gpio_num, gpio_port);
4030 
4031 	/* Call the handling function in case module is detected */
4032 	if (gpio_val == 0)
4033 		return 1;
4034 	else
4035 		return 0;
4036 }
4037 
4038 static int elink_warpcore_get_sigdet(struct elink_phy *phy,
4039 				     struct elink_params *params)
4040 {
4041 	uint16_t gp2_status_reg0, lane;
4042 	struct bnx2x_softc *sc = params->sc;
4043 
4044 	lane = elink_get_warpcore_lane(params);
4045 
4046 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_GP2_STATUS_GP_2_0,
4047 			&gp2_status_reg0);
4048 
4049 	return (gp2_status_reg0 >> (8 + lane)) & 0x1;
4050 }
4051 
4052 static void elink_warpcore_config_runtime(struct elink_phy *phy,
4053 					  struct elink_params *params,
4054 					  struct elink_vars *vars)
4055 {
4056 	struct bnx2x_softc *sc = params->sc;
4057 	uint32_t serdes_net_if;
4058 	uint16_t gp_status1 = 0, lnkup = 0, lnkup_kr = 0;
4059 
4060 	vars->turn_to_run_wc_rt = vars->turn_to_run_wc_rt ? 0 : 1;
4061 
4062 	if (!vars->turn_to_run_wc_rt)
4063 		return;
4064 
4065 	if (vars->rx_tx_asic_rst) {
4066 		uint16_t lane = elink_get_warpcore_lane(params);
4067 		serdes_net_if = (REG_RD(sc, params->shmem_base +
4068 					offsetof(struct shmem_region,
4069 						 dev_info.port_hw_config
4070 						 [params->port].
4071 						 default_cfg)) &
4072 				 PORT_HW_CFG_NET_SERDES_IF_MASK);
4073 
4074 		switch (serdes_net_if) {
4075 		case PORT_HW_CFG_NET_SERDES_IF_KR:
4076 			/* Do we get link yet? */
4077 			elink_cl45_read(sc, phy, MDIO_WC_DEVAD, 0x81d1,
4078 					&gp_status1);
4079 			lnkup = (gp_status1 >> (8 + lane)) & 0x1;	/* 1G */
4080 			/*10G KR */
4081 			lnkup_kr = (gp_status1 >> (12 + lane)) & 0x1;
4082 
4083 			if (lnkup_kr || lnkup) {
4084 				vars->rx_tx_asic_rst = 0;
4085 			} else {
4086 				/* Reset the lane to see if link comes up. */
4087 				elink_warpcore_reset_lane(sc, phy, 1);
4088 				elink_warpcore_reset_lane(sc, phy, 0);
4089 
4090 				/* Restart Autoneg */
4091 				elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
4092 						 MDIO_WC_REG_IEEE0BLK_MIICNTL,
4093 						 0x1200);
4094 
4095 				vars->rx_tx_asic_rst--;
4096 				PMD_DRV_LOG(DEBUG, "0x%x retry left",
4097 					    vars->rx_tx_asic_rst);
4098 			}
4099 			break;
4100 
4101 		default:
4102 			break;
4103 		}
4104 
4105 	}
4106 	/*params->rx_tx_asic_rst */
4107 }
4108 
4109 static void elink_warpcore_config_sfi(struct elink_phy *phy,
4110 				      struct elink_params *params)
4111 {
4112 	uint16_t lane = elink_get_warpcore_lane(params);
4113 
4114 	elink_warpcore_clear_regs(phy, params, lane);
4115 	if ((params->req_line_speed[ELINK_LINK_CONFIG_IDX(ELINK_INT_PHY)] ==
4116 	     ELINK_SPEED_10000) &&
4117 	    (phy->media_type != ELINK_ETH_PHY_SFP_1G_FIBER)) {
4118 		PMD_DRV_LOG(DEBUG, "Setting 10G SFI");
4119 		elink_warpcore_set_10G_XFI(phy, params, 0);
4120 	} else {
4121 		PMD_DRV_LOG(DEBUG, "Setting 1G Fiber");
4122 		elink_warpcore_set_sgmii_speed(phy, params, 1, 0);
4123 	}
4124 }
4125 
4126 static void elink_sfp_e3_set_transmitter(struct elink_params *params,
4127 					 struct elink_phy *phy, uint8_t tx_en)
4128 {
4129 	struct bnx2x_softc *sc = params->sc;
4130 	uint32_t cfg_pin;
4131 	uint8_t port = params->port;
4132 
4133 	cfg_pin = REG_RD(sc, params->shmem_base +
4134 			 offsetof(struct shmem_region,
4135 				  dev_info.port_hw_config[port].e3_sfp_ctrl)) &
4136 	    PORT_HW_CFG_E3_TX_LASER_MASK;
4137 	/* Set the !tx_en since this pin is DISABLE_TX_LASER */
4138 	PMD_DRV_LOG(DEBUG, "Setting WC TX to %d", tx_en);
4139 
4140 	/* For 20G, the expected pin to be used is 3 pins after the current */
4141 	elink_set_cfg_pin(sc, cfg_pin, tx_en ^ 1);
4142 	if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G)
4143 		elink_set_cfg_pin(sc, cfg_pin + 3, tx_en ^ 1);
4144 }
4145 
4146 static void elink_warpcore_config_init(struct elink_phy *phy,
4147 				       struct elink_params *params,
4148 				       struct elink_vars *vars)
4149 {
4150 	struct bnx2x_softc *sc = params->sc;
4151 	uint32_t serdes_net_if;
4152 	uint8_t fiber_mode;
4153 	uint16_t lane = elink_get_warpcore_lane(params);
4154 	serdes_net_if = (REG_RD(sc, params->shmem_base +
4155 				offsetof(struct shmem_region,
4156 					 dev_info.port_hw_config[params->port].
4157 					 default_cfg)) &
4158 			 PORT_HW_CFG_NET_SERDES_IF_MASK);
4159 	PMD_DRV_LOG(DEBUG,
4160 		    "Begin Warpcore init, link_speed %d, "
4161 		    "serdes_net_if = 0x%x", vars->line_speed, serdes_net_if);
4162 	elink_set_aer_mmd(params, phy);
4163 	elink_warpcore_reset_lane(sc, phy, 1);
4164 	vars->phy_flags |= PHY_XGXS_FLAG;
4165 	if ((serdes_net_if == PORT_HW_CFG_NET_SERDES_IF_SGMII) ||
4166 	    (phy->req_line_speed &&
4167 	     ((phy->req_line_speed == ELINK_SPEED_100) ||
4168 	      (phy->req_line_speed == ELINK_SPEED_10)))) {
4169 		vars->phy_flags |= PHY_SGMII_FLAG;
4170 		PMD_DRV_LOG(DEBUG, "Setting SGMII mode");
4171 		elink_warpcore_clear_regs(phy, params, lane);
4172 		elink_warpcore_set_sgmii_speed(phy, params, 0, 1);
4173 	} else {
4174 		switch (serdes_net_if) {
4175 		case PORT_HW_CFG_NET_SERDES_IF_KR:
4176 			/* Enable KR Auto Neg */
4177 			if (params->loopback_mode != ELINK_LOOPBACK_EXT)
4178 				elink_warpcore_enable_AN_KR(phy, params, vars);
4179 			else {
4180 				PMD_DRV_LOG(DEBUG, "Setting KR 10G-Force");
4181 				elink_warpcore_set_10G_KR(phy, params);
4182 			}
4183 			break;
4184 
4185 		case PORT_HW_CFG_NET_SERDES_IF_XFI:
4186 			elink_warpcore_clear_regs(phy, params, lane);
4187 			if (vars->line_speed == ELINK_SPEED_10000) {
4188 				PMD_DRV_LOG(DEBUG, "Setting 10G XFI");
4189 				elink_warpcore_set_10G_XFI(phy, params, 1);
4190 			} else {
4191 				if (ELINK_SINGLE_MEDIA_DIRECT(params)) {
4192 					PMD_DRV_LOG(DEBUG, "1G Fiber");
4193 					fiber_mode = 1;
4194 				} else {
4195 					PMD_DRV_LOG(DEBUG, "10/100/1G SGMII");
4196 					fiber_mode = 0;
4197 				}
4198 				elink_warpcore_set_sgmii_speed(phy,
4199 							       params,
4200 							       fiber_mode, 0);
4201 			}
4202 
4203 			break;
4204 
4205 		case PORT_HW_CFG_NET_SERDES_IF_SFI:
4206 			/* Issue Module detection if module is plugged, or
4207 			 * enabled transmitter to avoid current leakage in case
4208 			 * no module is connected
4209 			 */
4210 			if ((params->loopback_mode == ELINK_LOOPBACK_NONE) ||
4211 			    (params->loopback_mode == ELINK_LOOPBACK_EXT)) {
4212 				if (elink_is_sfp_module_plugged(params))
4213 					elink_sfp_module_detection(phy, params);
4214 				else
4215 					elink_sfp_e3_set_transmitter(params,
4216 								     phy, 1);
4217 			}
4218 
4219 			elink_warpcore_config_sfi(phy, params);
4220 			break;
4221 
4222 		case PORT_HW_CFG_NET_SERDES_IF_DXGXS:
4223 			if (vars->line_speed != ELINK_SPEED_20000) {
4224 				PMD_DRV_LOG(DEBUG, "Speed not supported yet");
4225 				return;
4226 			}
4227 			PMD_DRV_LOG(DEBUG, "Setting 20G DXGXS");
4228 			elink_warpcore_set_20G_DXGXS(sc, phy, lane);
4229 			/* Issue Module detection */
4230 
4231 			elink_sfp_module_detection(phy, params);
4232 			break;
4233 		case PORT_HW_CFG_NET_SERDES_IF_KR2:
4234 			if (!params->loopback_mode) {
4235 				elink_warpcore_enable_AN_KR(phy, params, vars);
4236 			} else {
4237 				PMD_DRV_LOG(DEBUG, "Setting KR 20G-Force");
4238 				elink_warpcore_set_20G_force_KR2(phy, params);
4239 			}
4240 			break;
4241 		default:
4242 			PMD_DRV_LOG(DEBUG,
4243 				    "Unsupported Serdes Net Interface 0x%x",
4244 				    serdes_net_if);
4245 			return;
4246 		}
4247 	}
4248 
4249 	/* Take lane out of reset after configuration is finished */
4250 	elink_warpcore_reset_lane(sc, phy, 0);
4251 	PMD_DRV_LOG(DEBUG, "Exit config init");
4252 }
4253 
4254 static void elink_warpcore_link_reset(struct elink_phy *phy,
4255 				      struct elink_params *params)
4256 {
4257 	struct bnx2x_softc *sc = params->sc;
4258 	uint16_t val16, lane;
4259 	elink_sfp_e3_set_transmitter(params, phy, 0);
4260 	elink_set_mdio_emac_per_phy(sc, params);
4261 	elink_set_aer_mmd(params, phy);
4262 	/* Global register */
4263 	elink_warpcore_reset_lane(sc, phy, 1);
4264 
4265 	/* Clear loopback settings (if any) */
4266 	/* 10G & 20G */
4267 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
4268 				  MDIO_WC_REG_COMBO_IEEE0_MIICTRL, 0xBFFF);
4269 
4270 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
4271 				  MDIO_WC_REG_IEEE0BLK_MIICNTL, 0xfffe);
4272 
4273 	/* Update those 1-copy registers */
4274 	CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
4275 			  MDIO_AER_BLOCK_AER_REG, 0);
4276 	/* Enable 1G MDIO (1-copy) */
4277 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
4278 				  MDIO_WC_REG_XGXSBLK0_XGXSCONTROL, ~0x10);
4279 
4280 	elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
4281 				  MDIO_WC_REG_XGXSBLK1_LANECTRL2, 0xff00);
4282 	lane = elink_get_warpcore_lane(params);
4283 	/* Disable CL36 PCS Tx */
4284 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
4285 			MDIO_WC_REG_XGXSBLK1_LANECTRL0, &val16);
4286 	val16 |= (0x11 << lane);
4287 	if (phy->flags & ELINK_FLAGS_WC_DUAL_MODE)
4288 		val16 |= (0x22 << lane);
4289 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
4290 			 MDIO_WC_REG_XGXSBLK1_LANECTRL0, val16);
4291 
4292 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
4293 			MDIO_WC_REG_XGXSBLK1_LANECTRL1, &val16);
4294 	val16 &= ~(0x0303 << (lane << 1));
4295 	val16 |= (0x0101 << (lane << 1));
4296 	if (phy->flags & ELINK_FLAGS_WC_DUAL_MODE) {
4297 		val16 &= ~(0x0c0c << (lane << 1));
4298 		val16 |= (0x0404 << (lane << 1));
4299 	}
4300 
4301 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
4302 			 MDIO_WC_REG_XGXSBLK1_LANECTRL1, val16);
4303 	/* Restore AER */
4304 	elink_set_aer_mmd(params, phy);
4305 
4306 }
4307 
4308 static void elink_set_warpcore_loopback(struct elink_phy *phy,
4309 					struct elink_params *params)
4310 {
4311 	struct bnx2x_softc *sc = params->sc;
4312 	uint16_t val16;
4313 	uint32_t lane;
4314 	PMD_DRV_LOG(DEBUG, "Setting Warpcore loopback type %x, speed %d",
4315 		    params->loopback_mode, phy->req_line_speed);
4316 
4317 	if (phy->req_line_speed < ELINK_SPEED_10000 ||
4318 	    phy->supported & ELINK_SUPPORTED_20000baseKR2_Full) {
4319 		/* 10/100/1000/20G-KR2 */
4320 
4321 		/* Update those 1-copy registers */
4322 		CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
4323 				  MDIO_AER_BLOCK_AER_REG, 0);
4324 		/* Enable 1G MDIO (1-copy) */
4325 		elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
4326 					 MDIO_WC_REG_XGXSBLK0_XGXSCONTROL,
4327 					 0x10);
4328 		/* Set 1G loopback based on lane (1-copy) */
4329 		lane = elink_get_warpcore_lane(params);
4330 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
4331 				MDIO_WC_REG_XGXSBLK1_LANECTRL2, &val16);
4332 		val16 |= (1 << lane);
4333 		if (phy->flags & ELINK_FLAGS_WC_DUAL_MODE)
4334 			val16 |= (2 << lane);
4335 		elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
4336 				 MDIO_WC_REG_XGXSBLK1_LANECTRL2, val16);
4337 
4338 		/* Switch back to 4-copy registers */
4339 		elink_set_aer_mmd(params, phy);
4340 	} else {
4341 		/* 10G / 20G-DXGXS */
4342 		elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
4343 					 MDIO_WC_REG_COMBO_IEEE0_MIICTRL,
4344 					 0x4000);
4345 		elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
4346 					 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x1);
4347 	}
4348 }
4349 
4350 static void elink_sync_link(struct elink_params *params,
4351 			    struct elink_vars *vars)
4352 {
4353 	struct bnx2x_softc *sc = params->sc;
4354 	uint8_t link_10g_plus;
4355 	if (vars->link_status & LINK_STATUS_PHYSICAL_LINK_FLAG)
4356 		vars->phy_flags |= PHY_PHYSICAL_LINK_FLAG;
4357 	vars->link_up = (vars->link_status & LINK_STATUS_LINK_UP);
4358 	if (vars->link_up) {
4359 		PMD_DRV_LOG(DEBUG, "phy link up");
4360 
4361 		vars->phy_link_up = 1;
4362 		vars->duplex = DUPLEX_FULL;
4363 		switch (vars->link_status & LINK_STATUS_SPEED_AND_DUPLEX_MASK) {
4364 		case ELINK_LINK_10THD:
4365 			vars->duplex = DUPLEX_HALF;
4366 			/* Fall through */
4367 		case ELINK_LINK_10TFD:
4368 			vars->line_speed = ELINK_SPEED_10;
4369 			break;
4370 
4371 		case ELINK_LINK_100TXHD:
4372 			vars->duplex = DUPLEX_HALF;
4373 			/* Fall through */
4374 		case ELINK_LINK_100T4:
4375 		case ELINK_LINK_100TXFD:
4376 			vars->line_speed = ELINK_SPEED_100;
4377 			break;
4378 
4379 		case ELINK_LINK_1000THD:
4380 			vars->duplex = DUPLEX_HALF;
4381 			/* Fall through */
4382 		case ELINK_LINK_1000TFD:
4383 			vars->line_speed = ELINK_SPEED_1000;
4384 			break;
4385 
4386 		case ELINK_LINK_2500THD:
4387 			vars->duplex = DUPLEX_HALF;
4388 			/* Fall through */
4389 		case ELINK_LINK_2500TFD:
4390 			vars->line_speed = ELINK_SPEED_2500;
4391 			break;
4392 
4393 		case ELINK_LINK_10GTFD:
4394 			vars->line_speed = ELINK_SPEED_10000;
4395 			break;
4396 		case ELINK_LINK_20GTFD:
4397 			vars->line_speed = ELINK_SPEED_20000;
4398 			break;
4399 		default:
4400 			break;
4401 		}
4402 		vars->flow_ctrl = 0;
4403 		if (vars->link_status & LINK_STATUS_TX_FLOW_CONTROL_ENABLED)
4404 			vars->flow_ctrl |= ELINK_FLOW_CTRL_TX;
4405 
4406 		if (vars->link_status & LINK_STATUS_RX_FLOW_CONTROL_ENABLED)
4407 			vars->flow_ctrl |= ELINK_FLOW_CTRL_RX;
4408 
4409 		if (!vars->flow_ctrl)
4410 			vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
4411 
4412 		if (vars->line_speed &&
4413 		    ((vars->line_speed == ELINK_SPEED_10) ||
4414 		     (vars->line_speed == ELINK_SPEED_100))) {
4415 			vars->phy_flags |= PHY_SGMII_FLAG;
4416 		} else {
4417 			vars->phy_flags &= ~PHY_SGMII_FLAG;
4418 		}
4419 		if (vars->line_speed &&
4420 		    USES_WARPCORE(sc) && (vars->line_speed == ELINK_SPEED_1000))
4421 			vars->phy_flags |= PHY_SGMII_FLAG;
4422 		/* Anything 10 and over uses the bmac */
4423 		link_10g_plus = (vars->line_speed >= ELINK_SPEED_10000);
4424 
4425 		if (link_10g_plus) {
4426 			if (USES_WARPCORE(sc))
4427 				vars->mac_type = ELINK_MAC_TYPE_XMAC;
4428 			else
4429 				vars->mac_type = ELINK_MAC_TYPE_BMAC;
4430 		} else {
4431 			if (USES_WARPCORE(sc))
4432 				vars->mac_type = ELINK_MAC_TYPE_UMAC;
4433 			else
4434 				vars->mac_type = ELINK_MAC_TYPE_EMAC;
4435 		}
4436 	} else {		/* Link down */
4437 		PMD_DRV_LOG(DEBUG, "phy link down");
4438 
4439 		vars->phy_link_up = 0;
4440 
4441 		vars->line_speed = 0;
4442 		vars->duplex = DUPLEX_FULL;
4443 		vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
4444 
4445 		/* Indicate no mac active */
4446 		vars->mac_type = ELINK_MAC_TYPE_NONE;
4447 		if (vars->link_status & LINK_STATUS_PHYSICAL_LINK_FLAG)
4448 			vars->phy_flags |= PHY_HALF_OPEN_CONN_FLAG;
4449 		if (vars->link_status & LINK_STATUS_SFP_TX_FAULT)
4450 			vars->phy_flags |= PHY_SFP_TX_FAULT_FLAG;
4451 	}
4452 }
4453 
4454 void elink_link_status_update(struct elink_params *params,
4455 			      struct elink_vars *vars)
4456 {
4457 	struct bnx2x_softc *sc = params->sc;
4458 	uint8_t port = params->port;
4459 	uint32_t sync_offset, media_types;
4460 	/* Update PHY configuration */
4461 	set_phy_vars(params, vars);
4462 
4463 	vars->link_status = REG_RD(sc, params->shmem_base +
4464 				   offsetof(struct shmem_region,
4465 					    port_mb[port].link_status));
4466 
4467 	/* Force link UP in non LOOPBACK_EXT loopback mode(s) */
4468 	if (params->loopback_mode != ELINK_LOOPBACK_NONE &&
4469 	    params->loopback_mode != ELINK_LOOPBACK_EXT)
4470 		vars->link_status |= LINK_STATUS_LINK_UP;
4471 
4472 	if (elink_eee_has_cap(params))
4473 		vars->eee_status = REG_RD(sc, params->shmem2_base +
4474 					  offsetof(struct shmem2_region,
4475 						   eee_status[params->port]));
4476 
4477 	vars->phy_flags = PHY_XGXS_FLAG;
4478 	elink_sync_link(params, vars);
4479 	/* Sync media type */
4480 	sync_offset = params->shmem_base +
4481 	    offsetof(struct shmem_region,
4482 		     dev_info.port_hw_config[port].media_type);
4483 	media_types = REG_RD(sc, sync_offset);
4484 
4485 	params->phy[ELINK_INT_PHY].media_type =
4486 	    (media_types & PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK) >>
4487 	    PORT_HW_CFG_MEDIA_TYPE_PHY0_SHIFT;
4488 	params->phy[ELINK_EXT_PHY1].media_type =
4489 	    (media_types & PORT_HW_CFG_MEDIA_TYPE_PHY1_MASK) >>
4490 	    PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT;
4491 	params->phy[ELINK_EXT_PHY2].media_type =
4492 	    (media_types & PORT_HW_CFG_MEDIA_TYPE_PHY2_MASK) >>
4493 	    PORT_HW_CFG_MEDIA_TYPE_PHY2_SHIFT;
4494 	PMD_DRV_LOG(DEBUG, "media_types = 0x%x", media_types);
4495 
4496 	/* Sync AEU offset */
4497 	sync_offset = params->shmem_base +
4498 	    offsetof(struct shmem_region,
4499 		     dev_info.port_hw_config[port].aeu_int_mask);
4500 
4501 	vars->aeu_int_mask = REG_RD(sc, sync_offset);
4502 
4503 	/* Sync PFC status */
4504 	if (vars->link_status & LINK_STATUS_PFC_ENABLED)
4505 		params->feature_config_flags |=
4506 		    ELINK_FEATURE_CONFIG_PFC_ENABLED;
4507 	else
4508 		params->feature_config_flags &=
4509 		    ~ELINK_FEATURE_CONFIG_PFC_ENABLED;
4510 
4511 	if (SHMEM2_HAS(sc, link_attr_sync))
4512 		vars->link_attr_sync = SHMEM2_RD(sc,
4513 						 link_attr_sync[params->port]);
4514 
4515 	PMD_DRV_LOG(DEBUG, "link_status 0x%x  phy_link_up %x int_mask 0x%x",
4516 		    vars->link_status, vars->phy_link_up, vars->aeu_int_mask);
4517 	PMD_DRV_LOG(DEBUG, "line_speed %x  duplex %x  flow_ctrl 0x%x",
4518 		    vars->line_speed, vars->duplex, vars->flow_ctrl);
4519 }
4520 
4521 static void elink_set_master_ln(struct elink_params *params,
4522 				struct elink_phy *phy)
4523 {
4524 	struct bnx2x_softc *sc = params->sc;
4525 	uint16_t new_master_ln, ser_lane;
4526 	ser_lane = ((params->lane_config &
4527 		     PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
4528 		    PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
4529 
4530 	/* Set the master_ln for AN */
4531 	CL22_RD_OVER_CL45(sc, phy,
4532 			  MDIO_REG_BANK_XGXS_BLOCK2,
4533 			  MDIO_XGXS_BLOCK2_TEST_MODE_LANE, &new_master_ln);
4534 
4535 	CL22_WR_OVER_CL45(sc, phy,
4536 			  MDIO_REG_BANK_XGXS_BLOCK2,
4537 			  MDIO_XGXS_BLOCK2_TEST_MODE_LANE,
4538 			  (new_master_ln | ser_lane));
4539 }
4540 
4541 static elink_status_t elink_reset_unicore(struct elink_params *params,
4542 					  struct elink_phy *phy,
4543 					  uint8_t set_serdes)
4544 {
4545 	struct bnx2x_softc *sc = params->sc;
4546 	uint16_t mii_control;
4547 	uint16_t i;
4548 	CL22_RD_OVER_CL45(sc, phy,
4549 			  MDIO_REG_BANK_COMBO_IEEE0,
4550 			  MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
4551 
4552 	/* Reset the unicore */
4553 	CL22_WR_OVER_CL45(sc, phy,
4554 			  MDIO_REG_BANK_COMBO_IEEE0,
4555 			  MDIO_COMBO_IEEE0_MII_CONTROL,
4556 			  (mii_control | MDIO_COMBO_IEEO_MII_CONTROL_RESET));
4557 	if (set_serdes)
4558 		elink_set_serdes_access(sc, params->port);
4559 
4560 	/* Wait for the reset to self clear */
4561 	for (i = 0; i < ELINK_MDIO_ACCESS_TIMEOUT; i++) {
4562 		DELAY(5);
4563 
4564 		/* The reset erased the previous bank value */
4565 		CL22_RD_OVER_CL45(sc, phy,
4566 				  MDIO_REG_BANK_COMBO_IEEE0,
4567 				  MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
4568 
4569 		if (!(mii_control & MDIO_COMBO_IEEO_MII_CONTROL_RESET)) {
4570 			DELAY(5);
4571 			return ELINK_STATUS_OK;
4572 		}
4573 	}
4574 
4575 	elink_cb_event_log(sc, ELINK_LOG_ID_PHY_UNINITIALIZED, params->port);	// "Warning: PHY was not initialized,"
4576 	// " Port %d",
4577 
4578 	PMD_DRV_LOG(DEBUG, "BUG! XGXS is still in reset!");
4579 	return ELINK_STATUS_ERROR;
4580 
4581 }
4582 
4583 static void elink_set_swap_lanes(struct elink_params *params,
4584 				 struct elink_phy *phy)
4585 {
4586 	struct bnx2x_softc *sc = params->sc;
4587 	/* Each two bits represents a lane number:
4588 	 * No swap is 0123 => 0x1b no need to enable the swap
4589 	 */
4590 	uint16_t rx_lane_swap, tx_lane_swap;
4591 
4592 	rx_lane_swap = ((params->lane_config &
4593 			 PORT_HW_CFG_LANE_SWAP_CFG_RX_MASK) >>
4594 			PORT_HW_CFG_LANE_SWAP_CFG_RX_SHIFT);
4595 	tx_lane_swap = ((params->lane_config &
4596 			 PORT_HW_CFG_LANE_SWAP_CFG_TX_MASK) >>
4597 			PORT_HW_CFG_LANE_SWAP_CFG_TX_SHIFT);
4598 
4599 	if (rx_lane_swap != 0x1b) {
4600 		CL22_WR_OVER_CL45(sc, phy,
4601 				  MDIO_REG_BANK_XGXS_BLOCK2,
4602 				  MDIO_XGXS_BLOCK2_RX_LN_SWAP,
4603 				  (rx_lane_swap |
4604 				   MDIO_XGXS_BLOCK2_RX_LN_SWAP_ENABLE |
4605 				   MDIO_XGXS_BLOCK2_RX_LN_SWAP_FORCE_ENABLE));
4606 	} else {
4607 		CL22_WR_OVER_CL45(sc, phy,
4608 				  MDIO_REG_BANK_XGXS_BLOCK2,
4609 				  MDIO_XGXS_BLOCK2_RX_LN_SWAP, 0);
4610 	}
4611 
4612 	if (tx_lane_swap != 0x1b) {
4613 		CL22_WR_OVER_CL45(sc, phy,
4614 				  MDIO_REG_BANK_XGXS_BLOCK2,
4615 				  MDIO_XGXS_BLOCK2_TX_LN_SWAP,
4616 				  (tx_lane_swap |
4617 				   MDIO_XGXS_BLOCK2_TX_LN_SWAP_ENABLE));
4618 	} else {
4619 		CL22_WR_OVER_CL45(sc, phy,
4620 				  MDIO_REG_BANK_XGXS_BLOCK2,
4621 				  MDIO_XGXS_BLOCK2_TX_LN_SWAP, 0);
4622 	}
4623 }
4624 
4625 static void elink_set_parallel_detection(struct elink_phy *phy,
4626 					 struct elink_params *params)
4627 {
4628 	struct bnx2x_softc *sc = params->sc;
4629 	uint16_t control2;
4630 	CL22_RD_OVER_CL45(sc, phy,
4631 			  MDIO_REG_BANK_SERDES_DIGITAL,
4632 			  MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, &control2);
4633 	if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)
4634 		control2 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN;
4635 	else
4636 		control2 &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN;
4637 	PMD_DRV_LOG(DEBUG, "phy->speed_cap_mask = 0x%x, control2 = 0x%x",
4638 		    phy->speed_cap_mask, control2);
4639 	CL22_WR_OVER_CL45(sc, phy,
4640 			  MDIO_REG_BANK_SERDES_DIGITAL,
4641 			  MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, control2);
4642 
4643 	if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) &&
4644 	    (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) {
4645 		PMD_DRV_LOG(DEBUG, "XGXS");
4646 
4647 		CL22_WR_OVER_CL45(sc, phy,
4648 				  MDIO_REG_BANK_10G_PARALLEL_DETECT,
4649 				  MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK,
4650 				  MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK_CNT);
4651 
4652 		CL22_RD_OVER_CL45(sc, phy,
4653 				  MDIO_REG_BANK_10G_PARALLEL_DETECT,
4654 				  MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL,
4655 				  &control2);
4656 
4657 		control2 |=
4658 		    MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL_PARDET10G_EN;
4659 
4660 		CL22_WR_OVER_CL45(sc, phy,
4661 				  MDIO_REG_BANK_10G_PARALLEL_DETECT,
4662 				  MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL,
4663 				  control2);
4664 
4665 		/* Disable parallel detection of HiG */
4666 		CL22_WR_OVER_CL45(sc, phy,
4667 				  MDIO_REG_BANK_XGXS_BLOCK2,
4668 				  MDIO_XGXS_BLOCK2_UNICORE_MODE_10G,
4669 				  MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_CX4_XGXS |
4670 				  MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_HIGIG_XGXS);
4671 	}
4672 }
4673 
4674 static void elink_set_autoneg(struct elink_phy *phy,
4675 			      struct elink_params *params,
4676 			      struct elink_vars *vars, uint8_t enable_cl73)
4677 {
4678 	struct bnx2x_softc *sc = params->sc;
4679 	uint16_t reg_val;
4680 
4681 	/* CL37 Autoneg */
4682 	CL22_RD_OVER_CL45(sc, phy,
4683 			  MDIO_REG_BANK_COMBO_IEEE0,
4684 			  MDIO_COMBO_IEEE0_MII_CONTROL, &reg_val);
4685 
4686 	/* CL37 Autoneg Enabled */
4687 	if (vars->line_speed == ELINK_SPEED_AUTO_NEG)
4688 		reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_AN_EN;
4689 	else			/* CL37 Autoneg Disabled */
4690 		reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
4691 			     MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN);
4692 
4693 	CL22_WR_OVER_CL45(sc, phy,
4694 			  MDIO_REG_BANK_COMBO_IEEE0,
4695 			  MDIO_COMBO_IEEE0_MII_CONTROL, reg_val);
4696 
4697 	/* Enable/Disable Autodetection */
4698 
4699 	CL22_RD_OVER_CL45(sc, phy,
4700 			  MDIO_REG_BANK_SERDES_DIGITAL,
4701 			  MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, &reg_val);
4702 	reg_val &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_SIGNAL_DETECT_EN |
4703 		     MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT);
4704 	reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE;
4705 	if (vars->line_speed == ELINK_SPEED_AUTO_NEG)
4706 		reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET;
4707 	else
4708 		reg_val &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET;
4709 
4710 	CL22_WR_OVER_CL45(sc, phy,
4711 			  MDIO_REG_BANK_SERDES_DIGITAL,
4712 			  MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, reg_val);
4713 
4714 	/* Enable TetonII and BAM autoneg */
4715 	CL22_RD_OVER_CL45(sc, phy,
4716 			  MDIO_REG_BANK_BAM_NEXT_PAGE,
4717 			  MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, &reg_val);
4718 	if (vars->line_speed == ELINK_SPEED_AUTO_NEG) {
4719 		/* Enable BAM aneg Mode and TetonII aneg Mode */
4720 		reg_val |= (MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE |
4721 			    MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN);
4722 	} else {
4723 		/* TetonII and BAM Autoneg Disabled */
4724 		reg_val &= ~(MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE |
4725 			     MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN);
4726 	}
4727 	CL22_WR_OVER_CL45(sc, phy,
4728 			  MDIO_REG_BANK_BAM_NEXT_PAGE,
4729 			  MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, reg_val);
4730 
4731 	if (enable_cl73) {
4732 		/* Enable Cl73 FSM status bits */
4733 		CL22_WR_OVER_CL45(sc, phy,
4734 				  MDIO_REG_BANK_CL73_USERB0,
4735 				  MDIO_CL73_USERB0_CL73_UCTRL, 0xe);
4736 
4737 		/* Enable BAM Station Manager */
4738 		CL22_WR_OVER_CL45(sc, phy,
4739 				  MDIO_REG_BANK_CL73_USERB0,
4740 				  MDIO_CL73_USERB0_CL73_BAM_CTRL1,
4741 				  MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_EN |
4742 				  MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_STATION_MNGR_EN
4743 				  |
4744 				  MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_NP_AFTER_BP_EN);
4745 
4746 		/* Advertise CL73 link speeds */
4747 		CL22_RD_OVER_CL45(sc, phy,
4748 				  MDIO_REG_BANK_CL73_IEEEB1,
4749 				  MDIO_CL73_IEEEB1_AN_ADV2, &reg_val);
4750 		if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)
4751 			reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4;
4752 		if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)
4753 			reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX;
4754 
4755 		CL22_WR_OVER_CL45(sc, phy,
4756 				  MDIO_REG_BANK_CL73_IEEEB1,
4757 				  MDIO_CL73_IEEEB1_AN_ADV2, reg_val);
4758 
4759 		/* CL73 Autoneg Enabled */
4760 		reg_val = MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN;
4761 
4762 	} else			/* CL73 Autoneg Disabled */
4763 		reg_val = 0;
4764 
4765 	CL22_WR_OVER_CL45(sc, phy,
4766 			  MDIO_REG_BANK_CL73_IEEEB0,
4767 			  MDIO_CL73_IEEEB0_CL73_AN_CONTROL, reg_val);
4768 }
4769 
4770 /* Program SerDes, forced speed */
4771 static void elink_program_serdes(struct elink_phy *phy,
4772 				 struct elink_params *params,
4773 				 struct elink_vars *vars)
4774 {
4775 	struct bnx2x_softc *sc = params->sc;
4776 	uint16_t reg_val;
4777 
4778 	/* Program duplex, disable autoneg and sgmii */
4779 	CL22_RD_OVER_CL45(sc, phy,
4780 			  MDIO_REG_BANK_COMBO_IEEE0,
4781 			  MDIO_COMBO_IEEE0_MII_CONTROL, &reg_val);
4782 	reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX |
4783 		     MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
4784 		     MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK);
4785 	if (phy->req_duplex == DUPLEX_FULL)
4786 		reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX;
4787 	CL22_WR_OVER_CL45(sc, phy,
4788 			  MDIO_REG_BANK_COMBO_IEEE0,
4789 			  MDIO_COMBO_IEEE0_MII_CONTROL, reg_val);
4790 
4791 	/* Program speed
4792 	 *  - needed only if the speed is greater than 1G (2.5G or 10G)
4793 	 */
4794 	CL22_RD_OVER_CL45(sc, phy,
4795 			  MDIO_REG_BANK_SERDES_DIGITAL,
4796 			  MDIO_SERDES_DIGITAL_MISC1, &reg_val);
4797 	/* Clearing the speed value before setting the right speed */
4798 	PMD_DRV_LOG(DEBUG, "MDIO_REG_BANK_SERDES_DIGITAL = 0x%x", reg_val);
4799 
4800 	reg_val &= ~(MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_MASK |
4801 		     MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL);
4802 
4803 	if (!((vars->line_speed == ELINK_SPEED_1000) ||
4804 	      (vars->line_speed == ELINK_SPEED_100) ||
4805 	      (vars->line_speed == ELINK_SPEED_10))) {
4806 
4807 		reg_val |= (MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_156_25M |
4808 			    MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL);
4809 		if (vars->line_speed == ELINK_SPEED_10000)
4810 			reg_val |=
4811 			    MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_CX4;
4812 	}
4813 
4814 	CL22_WR_OVER_CL45(sc, phy,
4815 			  MDIO_REG_BANK_SERDES_DIGITAL,
4816 			  MDIO_SERDES_DIGITAL_MISC1, reg_val);
4817 
4818 }
4819 
4820 static void elink_set_brcm_cl37_advertisement(struct elink_phy *phy,
4821 					      struct elink_params *params)
4822 {
4823 	struct bnx2x_softc *sc = params->sc;
4824 	uint16_t val = 0;
4825 
4826 	/* Set extended capabilities */
4827 	if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)
4828 		val |= MDIO_OVER_1G_UP1_2_5G;
4829 	if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)
4830 		val |= MDIO_OVER_1G_UP1_10G;
4831 	CL22_WR_OVER_CL45(sc, phy,
4832 			  MDIO_REG_BANK_OVER_1G, MDIO_OVER_1G_UP1, val);
4833 
4834 	CL22_WR_OVER_CL45(sc, phy,
4835 			  MDIO_REG_BANK_OVER_1G, MDIO_OVER_1G_UP3, 0x400);
4836 }
4837 
4838 static void elink_set_ieee_aneg_advertisement(struct elink_phy *phy,
4839 					      struct elink_params *params,
4840 					      uint16_t ieee_fc)
4841 {
4842 	struct bnx2x_softc *sc = params->sc;
4843 	uint16_t val;
4844 	/* For AN, we are always publishing full duplex */
4845 
4846 	CL22_WR_OVER_CL45(sc, phy,
4847 			  MDIO_REG_BANK_COMBO_IEEE0,
4848 			  MDIO_COMBO_IEEE0_AUTO_NEG_ADV, ieee_fc);
4849 	CL22_RD_OVER_CL45(sc, phy,
4850 			  MDIO_REG_BANK_CL73_IEEEB1,
4851 			  MDIO_CL73_IEEEB1_AN_ADV1, &val);
4852 	val &= ~MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_BOTH;
4853 	val |= ((ieee_fc << 3) & MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK);
4854 	CL22_WR_OVER_CL45(sc, phy,
4855 			  MDIO_REG_BANK_CL73_IEEEB1,
4856 			  MDIO_CL73_IEEEB1_AN_ADV1, val);
4857 }
4858 
4859 static void elink_restart_autoneg(struct elink_phy *phy,
4860 				  struct elink_params *params,
4861 				  uint8_t enable_cl73)
4862 {
4863 	struct bnx2x_softc *sc = params->sc;
4864 	uint16_t mii_control;
4865 
4866 	PMD_DRV_LOG(DEBUG, "elink_restart_autoneg");
4867 	/* Enable and restart BAM/CL37 aneg */
4868 
4869 	if (enable_cl73) {
4870 		CL22_RD_OVER_CL45(sc, phy,
4871 				  MDIO_REG_BANK_CL73_IEEEB0,
4872 				  MDIO_CL73_IEEEB0_CL73_AN_CONTROL,
4873 				  &mii_control);
4874 
4875 		CL22_WR_OVER_CL45(sc, phy,
4876 				  MDIO_REG_BANK_CL73_IEEEB0,
4877 				  MDIO_CL73_IEEEB0_CL73_AN_CONTROL,
4878 				  (mii_control |
4879 				   MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN |
4880 				   MDIO_CL73_IEEEB0_CL73_AN_CONTROL_RESTART_AN));
4881 	} else {
4882 
4883 		CL22_RD_OVER_CL45(sc, phy,
4884 				  MDIO_REG_BANK_COMBO_IEEE0,
4885 				  MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
4886 		PMD_DRV_LOG(DEBUG,
4887 			    "elink_restart_autoneg mii_control before = 0x%x",
4888 			    mii_control);
4889 		CL22_WR_OVER_CL45(sc, phy,
4890 				  MDIO_REG_BANK_COMBO_IEEE0,
4891 				  MDIO_COMBO_IEEE0_MII_CONTROL,
4892 				  (mii_control |
4893 				   MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
4894 				   MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN));
4895 	}
4896 }
4897 
4898 static void elink_initialize_sgmii_process(struct elink_phy *phy,
4899 					   struct elink_params *params,
4900 					   struct elink_vars *vars)
4901 {
4902 	struct bnx2x_softc *sc = params->sc;
4903 	uint16_t control1;
4904 
4905 	/* In SGMII mode, the unicore is always slave */
4906 
4907 	CL22_RD_OVER_CL45(sc, phy,
4908 			  MDIO_REG_BANK_SERDES_DIGITAL,
4909 			  MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, &control1);
4910 	control1 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT;
4911 	/* Set sgmii mode (and not fiber) */
4912 	control1 &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE |
4913 		      MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET |
4914 		      MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_MSTR_MODE);
4915 	CL22_WR_OVER_CL45(sc, phy,
4916 			  MDIO_REG_BANK_SERDES_DIGITAL,
4917 			  MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, control1);
4918 
4919 	/* If forced speed */
4920 	if (!(vars->line_speed == ELINK_SPEED_AUTO_NEG)) {
4921 		/* Set speed, disable autoneg */
4922 		uint16_t mii_control;
4923 
4924 		CL22_RD_OVER_CL45(sc, phy,
4925 				  MDIO_REG_BANK_COMBO_IEEE0,
4926 				  MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
4927 		mii_control &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
4928 				 MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK |
4929 				 MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX);
4930 
4931 		switch (vars->line_speed) {
4932 		case ELINK_SPEED_100:
4933 			mii_control |=
4934 			    MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_100;
4935 			break;
4936 		case ELINK_SPEED_1000:
4937 			mii_control |=
4938 			    MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_1000;
4939 			break;
4940 		case ELINK_SPEED_10:
4941 			/* There is nothing to set for 10M */
4942 			break;
4943 		default:
4944 			/* Invalid speed for SGMII */
4945 			PMD_DRV_LOG(DEBUG, "Invalid line_speed 0x%x",
4946 				    vars->line_speed);
4947 			break;
4948 		}
4949 
4950 		/* Setting the full duplex */
4951 		if (phy->req_duplex == DUPLEX_FULL)
4952 			mii_control |= MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX;
4953 		CL22_WR_OVER_CL45(sc, phy,
4954 				  MDIO_REG_BANK_COMBO_IEEE0,
4955 				  MDIO_COMBO_IEEE0_MII_CONTROL, mii_control);
4956 
4957 	} else {		/* AN mode */
4958 		/* Enable and restart AN */
4959 		elink_restart_autoneg(phy, params, 0);
4960 	}
4961 }
4962 
4963 /* Link management
4964  */
4965 static elink_status_t elink_direct_parallel_detect_used(struct elink_phy *phy,
4966 							struct elink_params
4967 							*params)
4968 {
4969 	struct bnx2x_softc *sc = params->sc;
4970 	uint16_t pd_10g, status2_1000x;
4971 	if (phy->req_line_speed != ELINK_SPEED_AUTO_NEG)
4972 		return ELINK_STATUS_OK;
4973 	CL22_RD_OVER_CL45(sc, phy,
4974 			  MDIO_REG_BANK_SERDES_DIGITAL,
4975 			  MDIO_SERDES_DIGITAL_A_1000X_STATUS2, &status2_1000x);
4976 	CL22_RD_OVER_CL45(sc, phy,
4977 			  MDIO_REG_BANK_SERDES_DIGITAL,
4978 			  MDIO_SERDES_DIGITAL_A_1000X_STATUS2, &status2_1000x);
4979 	if (status2_1000x & MDIO_SERDES_DIGITAL_A_1000X_STATUS2_AN_DISABLED) {
4980 		PMD_DRV_LOG(DEBUG, "1G parallel detect link on port %d",
4981 			    params->port);
4982 		return ELINK_STATUS_ERROR;
4983 	}
4984 
4985 	CL22_RD_OVER_CL45(sc, phy,
4986 			  MDIO_REG_BANK_10G_PARALLEL_DETECT,
4987 			  MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS, &pd_10g);
4988 
4989 	if (pd_10g & MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS_PD_LINK) {
4990 		PMD_DRV_LOG(DEBUG, "10G parallel detect link on port %d",
4991 			    params->port);
4992 		return ELINK_STATUS_ERROR;
4993 	}
4994 	return ELINK_STATUS_OK;
4995 }
4996 
4997 static void elink_update_adv_fc(struct elink_phy *phy,
4998 				struct elink_params *params,
4999 				struct elink_vars *vars, uint32_t gp_status)
5000 {
5001 	uint16_t ld_pause;	/* local driver */
5002 	uint16_t lp_pause;	/* link partner */
5003 	uint16_t pause_result;
5004 	struct bnx2x_softc *sc = params->sc;
5005 	if ((gp_status &
5006 	     (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE |
5007 	      MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE)) ==
5008 	    (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE |
5009 	     MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE)) {
5010 
5011 		CL22_RD_OVER_CL45(sc, phy,
5012 				  MDIO_REG_BANK_CL73_IEEEB1,
5013 				  MDIO_CL73_IEEEB1_AN_ADV1, &ld_pause);
5014 		CL22_RD_OVER_CL45(sc, phy,
5015 				  MDIO_REG_BANK_CL73_IEEEB1,
5016 				  MDIO_CL73_IEEEB1_AN_LP_ADV1, &lp_pause);
5017 		pause_result = (ld_pause &
5018 				MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK) >> 8;
5019 		pause_result |= (lp_pause &
5020 				 MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE_MASK) >> 10;
5021 		PMD_DRV_LOG(DEBUG, "pause_result CL73 0x%x", pause_result);
5022 	} else {
5023 		CL22_RD_OVER_CL45(sc, phy,
5024 				  MDIO_REG_BANK_COMBO_IEEE0,
5025 				  MDIO_COMBO_IEEE0_AUTO_NEG_ADV, &ld_pause);
5026 		CL22_RD_OVER_CL45(sc, phy,
5027 				  MDIO_REG_BANK_COMBO_IEEE0,
5028 				  MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1,
5029 				  &lp_pause);
5030 		pause_result = (ld_pause &
5031 				MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) >> 5;
5032 		pause_result |= (lp_pause &
5033 				 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) >> 7;
5034 		PMD_DRV_LOG(DEBUG, "pause_result CL37 0x%x", pause_result);
5035 	}
5036 	elink_pause_resolve(vars, pause_result);
5037 
5038 }
5039 
5040 static void elink_flow_ctrl_resolve(struct elink_phy *phy,
5041 				    struct elink_params *params,
5042 				    struct elink_vars *vars, uint32_t gp_status)
5043 {
5044 	vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
5045 
5046 	/* Resolve from gp_status in case of AN complete and not sgmii */
5047 	if (phy->req_flow_ctrl != ELINK_FLOW_CTRL_AUTO) {
5048 		/* Update the advertised flow-controled of LD/LP in AN */
5049 		if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG)
5050 			elink_update_adv_fc(phy, params, vars, gp_status);
5051 		/* But set the flow-control result as the requested one */
5052 		vars->flow_ctrl = phy->req_flow_ctrl;
5053 	} else if (phy->req_line_speed != ELINK_SPEED_AUTO_NEG)
5054 		vars->flow_ctrl = params->req_fc_auto_adv;
5055 	else if ((gp_status & ELINK_MDIO_AN_CL73_OR_37_COMPLETE) &&
5056 		 (!(vars->phy_flags & PHY_SGMII_FLAG))) {
5057 		if (elink_direct_parallel_detect_used(phy, params)) {
5058 			vars->flow_ctrl = params->req_fc_auto_adv;
5059 			return;
5060 		}
5061 		elink_update_adv_fc(phy, params, vars, gp_status);
5062 	}
5063 	PMD_DRV_LOG(DEBUG, "flow_ctrl 0x%x", vars->flow_ctrl);
5064 }
5065 
5066 static void elink_check_fallback_to_cl37(struct elink_phy *phy,
5067 					 struct elink_params *params)
5068 {
5069 	struct bnx2x_softc *sc = params->sc;
5070 	uint16_t rx_status, ustat_val, cl37_fsm_received;
5071 	PMD_DRV_LOG(DEBUG, "elink_check_fallback_to_cl37");
5072 	/* Step 1: Make sure signal is detected */
5073 	CL22_RD_OVER_CL45(sc, phy,
5074 			  MDIO_REG_BANK_RX0, MDIO_RX0_RX_STATUS, &rx_status);
5075 	if ((rx_status & MDIO_RX0_RX_STATUS_SIGDET) !=
5076 	    (MDIO_RX0_RX_STATUS_SIGDET)) {
5077 		PMD_DRV_LOG(DEBUG, "Signal is not detected. Restoring CL73."
5078 			    "rx_status(0x80b0) = 0x%x", rx_status);
5079 		CL22_WR_OVER_CL45(sc, phy,
5080 				  MDIO_REG_BANK_CL73_IEEEB0,
5081 				  MDIO_CL73_IEEEB0_CL73_AN_CONTROL,
5082 				  MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN);
5083 		return;
5084 	}
5085 	/* Step 2: Check CL73 state machine */
5086 	CL22_RD_OVER_CL45(sc, phy,
5087 			  MDIO_REG_BANK_CL73_USERB0,
5088 			  MDIO_CL73_USERB0_CL73_USTAT1, &ustat_val);
5089 	if ((ustat_val &
5090 	     (MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK |
5091 	      MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37)) !=
5092 	    (MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK |
5093 	     MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37)) {
5094 		PMD_DRV_LOG(DEBUG, "CL73 state-machine is not stable. "
5095 			    "ustat_val(0x8371) = 0x%x", ustat_val);
5096 		return;
5097 	}
5098 	/* Step 3: Check CL37 Message Pages received to indicate LP
5099 	 * supports only CL37
5100 	 */
5101 	CL22_RD_OVER_CL45(sc, phy,
5102 			  MDIO_REG_BANK_REMOTE_PHY,
5103 			  MDIO_REMOTE_PHY_MISC_RX_STATUS, &cl37_fsm_received);
5104 	if ((cl37_fsm_received &
5105 	     (MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG |
5106 	      MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG)) !=
5107 	    (MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG |
5108 	     MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG)) {
5109 		PMD_DRV_LOG(DEBUG, "No CL37 FSM were received. "
5110 			    "misc_rx_status(0x8330) = 0x%x", cl37_fsm_received);
5111 		return;
5112 	}
5113 	/* The combined cl37/cl73 fsm state information indicating that
5114 	 * we are connected to a device which does not support cl73, but
5115 	 * does support cl37 BAM. In this case we disable cl73 and
5116 	 * restart cl37 auto-neg
5117 	 */
5118 
5119 	/* Disable CL73 */
5120 	CL22_WR_OVER_CL45(sc, phy,
5121 			  MDIO_REG_BANK_CL73_IEEEB0,
5122 			  MDIO_CL73_IEEEB0_CL73_AN_CONTROL, 0);
5123 	/* Restart CL37 autoneg */
5124 	elink_restart_autoneg(phy, params, 0);
5125 	PMD_DRV_LOG(DEBUG, "Disabling CL73, and restarting CL37 autoneg");
5126 }
5127 
5128 static void elink_xgxs_an_resolve(struct elink_phy *phy,
5129 				  struct elink_params *params,
5130 				  struct elink_vars *vars, uint32_t gp_status)
5131 {
5132 	if (gp_status & ELINK_MDIO_AN_CL73_OR_37_COMPLETE)
5133 		vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
5134 
5135 	if (elink_direct_parallel_detect_used(phy, params))
5136 		vars->link_status |= LINK_STATUS_PARALLEL_DETECTION_USED;
5137 }
5138 
5139 static elink_status_t elink_get_link_speed_duplex(struct elink_phy *phy,
5140 						  struct elink_params *params __rte_unused,
5141 						  struct elink_vars *vars,
5142 						  uint16_t is_link_up,
5143 						  uint16_t speed_mask,
5144 						  uint16_t is_duplex)
5145 {
5146 	if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG)
5147 		vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_ENABLED;
5148 	if (is_link_up) {
5149 		PMD_DRV_LOG(DEBUG, "phy link up");
5150 
5151 		vars->phy_link_up = 1;
5152 		vars->link_status |= LINK_STATUS_LINK_UP;
5153 
5154 		switch (speed_mask) {
5155 		case ELINK_GP_STATUS_10M:
5156 			vars->line_speed = ELINK_SPEED_10;
5157 			if (is_duplex == DUPLEX_FULL)
5158 				vars->link_status |= ELINK_LINK_10TFD;
5159 			else
5160 				vars->link_status |= ELINK_LINK_10THD;
5161 			break;
5162 
5163 		case ELINK_GP_STATUS_100M:
5164 			vars->line_speed = ELINK_SPEED_100;
5165 			if (is_duplex == DUPLEX_FULL)
5166 				vars->link_status |= ELINK_LINK_100TXFD;
5167 			else
5168 				vars->link_status |= ELINK_LINK_100TXHD;
5169 			break;
5170 
5171 		case ELINK_GP_STATUS_1G:
5172 		case ELINK_GP_STATUS_1G_KX:
5173 			vars->line_speed = ELINK_SPEED_1000;
5174 			if (is_duplex == DUPLEX_FULL)
5175 				vars->link_status |= ELINK_LINK_1000TFD;
5176 			else
5177 				vars->link_status |= ELINK_LINK_1000THD;
5178 			break;
5179 
5180 		case ELINK_GP_STATUS_2_5G:
5181 			vars->line_speed = ELINK_SPEED_2500;
5182 			if (is_duplex == DUPLEX_FULL)
5183 				vars->link_status |= ELINK_LINK_2500TFD;
5184 			else
5185 				vars->link_status |= ELINK_LINK_2500THD;
5186 			break;
5187 
5188 		case ELINK_GP_STATUS_5G:
5189 		case ELINK_GP_STATUS_6G:
5190 			PMD_DRV_LOG(DEBUG,
5191 				    "link speed unsupported  gp_status 0x%x",
5192 				    speed_mask);
5193 			return ELINK_STATUS_ERROR;
5194 
5195 		case ELINK_GP_STATUS_10G_KX4:
5196 		case ELINK_GP_STATUS_10G_HIG:
5197 		case ELINK_GP_STATUS_10G_CX4:
5198 		case ELINK_GP_STATUS_10G_KR:
5199 		case ELINK_GP_STATUS_10G_SFI:
5200 		case ELINK_GP_STATUS_10G_XFI:
5201 			vars->line_speed = ELINK_SPEED_10000;
5202 			vars->link_status |= ELINK_LINK_10GTFD;
5203 			break;
5204 		case ELINK_GP_STATUS_20G_DXGXS:
5205 		case ELINK_GP_STATUS_20G_KR2:
5206 			vars->line_speed = ELINK_SPEED_20000;
5207 			vars->link_status |= ELINK_LINK_20GTFD;
5208 			break;
5209 		default:
5210 			PMD_DRV_LOG(DEBUG,
5211 				    "link speed unsupported gp_status 0x%x",
5212 				    speed_mask);
5213 			return ELINK_STATUS_ERROR;
5214 		}
5215 	} else {		/* link_down */
5216 		PMD_DRV_LOG(DEBUG, "phy link down");
5217 
5218 		vars->phy_link_up = 0;
5219 
5220 		vars->duplex = DUPLEX_FULL;
5221 		vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
5222 		vars->mac_type = ELINK_MAC_TYPE_NONE;
5223 	}
5224 	PMD_DRV_LOG(DEBUG, " phy_link_up %x line_speed %d",
5225 		    vars->phy_link_up, vars->line_speed);
5226 	return ELINK_STATUS_OK;
5227 }
5228 
5229 static elink_status_t elink_link_settings_status(struct elink_phy *phy,
5230 						 struct elink_params *params,
5231 						 struct elink_vars *vars)
5232 {
5233 	struct bnx2x_softc *sc = params->sc;
5234 
5235 	uint16_t gp_status, duplex = DUPLEX_HALF, link_up = 0, speed_mask;
5236 	elink_status_t rc = ELINK_STATUS_OK;
5237 
5238 	/* Read gp_status */
5239 	CL22_RD_OVER_CL45(sc, phy,
5240 			  MDIO_REG_BANK_GP_STATUS,
5241 			  MDIO_GP_STATUS_TOP_AN_STATUS1, &gp_status);
5242 	if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_DUPLEX_STATUS)
5243 		duplex = DUPLEX_FULL;
5244 	if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS)
5245 		link_up = 1;
5246 	speed_mask = gp_status & ELINK_GP_STATUS_SPEED_MASK;
5247 	PMD_DRV_LOG(DEBUG, "gp_status 0x%x, is_link_up %d, speed_mask 0x%x",
5248 		    gp_status, link_up, speed_mask);
5249 	rc = elink_get_link_speed_duplex(phy, params, vars, link_up, speed_mask,
5250 					 duplex);
5251 	if (rc == ELINK_STATUS_ERROR)
5252 		return rc;
5253 
5254 	if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) {
5255 		if (ELINK_SINGLE_MEDIA_DIRECT(params)) {
5256 			vars->duplex = duplex;
5257 			elink_flow_ctrl_resolve(phy, params, vars, gp_status);
5258 			if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG)
5259 				elink_xgxs_an_resolve(phy, params, vars,
5260 						      gp_status);
5261 		}
5262 	} else {		/* Link_down */
5263 		if ((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
5264 		    ELINK_SINGLE_MEDIA_DIRECT(params)) {
5265 			/* Check signal is detected */
5266 			elink_check_fallback_to_cl37(phy, params);
5267 		}
5268 	}
5269 
5270 	/* Read LP advertised speeds */
5271 	if (ELINK_SINGLE_MEDIA_DIRECT(params) &&
5272 	    (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE)) {
5273 		uint16_t val;
5274 
5275 		CL22_RD_OVER_CL45(sc, phy, MDIO_REG_BANK_CL73_IEEEB1,
5276 				  MDIO_CL73_IEEEB1_AN_LP_ADV2, &val);
5277 
5278 		if (val & MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX)
5279 			vars->link_status |=
5280 			    LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
5281 		if (val & (MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4 |
5282 			   MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KR))
5283 			vars->link_status |=
5284 			    LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
5285 
5286 		CL22_RD_OVER_CL45(sc, phy, MDIO_REG_BANK_OVER_1G,
5287 				  MDIO_OVER_1G_LP_UP1, &val);
5288 
5289 		if (val & MDIO_OVER_1G_UP1_2_5G)
5290 			vars->link_status |=
5291 			    LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE;
5292 		if (val & (MDIO_OVER_1G_UP1_10G | MDIO_OVER_1G_UP1_10GH))
5293 			vars->link_status |=
5294 			    LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
5295 	}
5296 
5297 	PMD_DRV_LOG(DEBUG, "duplex %x  flow_ctrl 0x%x link_status 0x%x",
5298 		    vars->duplex, vars->flow_ctrl, vars->link_status);
5299 	return rc;
5300 }
5301 
5302 static elink_status_t elink_warpcore_read_status(struct elink_phy *phy,
5303 						 struct elink_params *params,
5304 						 struct elink_vars *vars)
5305 {
5306 	struct bnx2x_softc *sc = params->sc;
5307 	uint8_t lane;
5308 	uint16_t gp_status1, gp_speed, link_up, duplex = DUPLEX_FULL;
5309 	elink_status_t rc = ELINK_STATUS_OK;
5310 	lane = elink_get_warpcore_lane(params);
5311 	/* Read gp_status */
5312 	if ((params->loopback_mode) && (phy->flags & ELINK_FLAGS_WC_DUAL_MODE)) {
5313 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5314 				MDIO_WC_REG_DIGITAL5_LINK_STATUS, &link_up);
5315 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5316 				MDIO_WC_REG_DIGITAL5_LINK_STATUS, &link_up);
5317 		link_up &= 0x1;
5318 	} else if ((phy->req_line_speed > ELINK_SPEED_10000) &&
5319 		   (phy->supported & ELINK_SUPPORTED_20000baseMLD2_Full)) {
5320 		uint16_t temp_link_up;
5321 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD, 1, &temp_link_up);
5322 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD, 1, &link_up);
5323 		PMD_DRV_LOG(DEBUG, "PCS RX link status = 0x%x-->0x%x",
5324 			    temp_link_up, link_up);
5325 		link_up &= (1 << 2);
5326 		if (link_up)
5327 			elink_ext_phy_resolve_fc(phy, params, vars);
5328 	} else {
5329 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5330 				MDIO_WC_REG_GP2_STATUS_GP_2_1, &gp_status1);
5331 		PMD_DRV_LOG(DEBUG, "0x81d1 = 0x%x", gp_status1);
5332 		/* Check for either KR, 1G, or AN up. */
5333 		link_up = ((gp_status1 >> 8) |
5334 			   (gp_status1 >> 12) | (gp_status1)) & (1 << lane);
5335 		if (phy->supported & ELINK_SUPPORTED_20000baseKR2_Full) {
5336 			uint16_t an_link;
5337 			elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
5338 					MDIO_AN_REG_STATUS, &an_link);
5339 			elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
5340 					MDIO_AN_REG_STATUS, &an_link);
5341 			link_up |= (an_link & (1 << 2));
5342 		}
5343 		if (link_up && ELINK_SINGLE_MEDIA_DIRECT(params)) {
5344 			uint16_t pd, gp_status4;
5345 			if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG) {
5346 				/* Check Autoneg complete */
5347 				elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5348 						MDIO_WC_REG_GP2_STATUS_GP_2_4,
5349 						&gp_status4);
5350 				if (gp_status4 & ((1 << 12) << lane))
5351 					vars->link_status |=
5352 					    LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
5353 
5354 				/* Check parallel detect used */
5355 				elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5356 						MDIO_WC_REG_PAR_DET_10G_STATUS,
5357 						&pd);
5358 				if (pd & (1 << 15))
5359 					vars->link_status |=
5360 					    LINK_STATUS_PARALLEL_DETECTION_USED;
5361 			}
5362 			elink_ext_phy_resolve_fc(phy, params, vars);
5363 			vars->duplex = duplex;
5364 		}
5365 	}
5366 
5367 	if ((vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) &&
5368 	    ELINK_SINGLE_MEDIA_DIRECT(params)) {
5369 		uint16_t val;
5370 
5371 		elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
5372 				MDIO_AN_REG_LP_AUTO_NEG2, &val);
5373 
5374 		if (val & MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX)
5375 			vars->link_status |=
5376 			    LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
5377 		if (val & (MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4 |
5378 			   MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KR))
5379 			vars->link_status |=
5380 			    LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
5381 
5382 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5383 				MDIO_WC_REG_DIGITAL3_LP_UP1, &val);
5384 
5385 		if (val & MDIO_OVER_1G_UP1_2_5G)
5386 			vars->link_status |=
5387 			    LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE;
5388 		if (val & (MDIO_OVER_1G_UP1_10G | MDIO_OVER_1G_UP1_10GH))
5389 			vars->link_status |=
5390 			    LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
5391 
5392 	}
5393 
5394 	if (lane < 2) {
5395 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5396 				MDIO_WC_REG_GP2_STATUS_GP_2_2, &gp_speed);
5397 	} else {
5398 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5399 				MDIO_WC_REG_GP2_STATUS_GP_2_3, &gp_speed);
5400 	}
5401 	PMD_DRV_LOG(DEBUG, "lane %d gp_speed 0x%x", lane, gp_speed);
5402 
5403 	if ((lane & 1) == 0)
5404 		gp_speed <<= 8;
5405 	gp_speed &= 0x3f00;
5406 	link_up = ! !link_up;
5407 
5408 	/* Reset the TX FIFO to fix SGMII issue */
5409 	rc = elink_get_link_speed_duplex(phy, params, vars, link_up, gp_speed,
5410 					 duplex);
5411 
5412 	/* In case of KR link down, start up the recovering procedure */
5413 	if ((!link_up) && (phy->media_type == ELINK_ETH_PHY_KR) &&
5414 	    (!(phy->flags & ELINK_FLAGS_WC_DUAL_MODE)))
5415 		vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
5416 
5417 	PMD_DRV_LOG(DEBUG, "duplex %x  flow_ctrl 0x%x link_status 0x%x",
5418 		    vars->duplex, vars->flow_ctrl, vars->link_status);
5419 	return rc;
5420 }
5421 
5422 static void elink_set_gmii_tx_driver(struct elink_params *params)
5423 {
5424 	struct bnx2x_softc *sc = params->sc;
5425 	struct elink_phy *phy = &params->phy[ELINK_INT_PHY];
5426 	uint16_t lp_up2;
5427 	uint16_t tx_driver;
5428 	uint16_t bank;
5429 
5430 	/* Read precomp */
5431 	CL22_RD_OVER_CL45(sc, phy,
5432 			  MDIO_REG_BANK_OVER_1G, MDIO_OVER_1G_LP_UP2, &lp_up2);
5433 
5434 	/* Bits [10:7] at lp_up2, positioned at [15:12] */
5435 	lp_up2 = (((lp_up2 & MDIO_OVER_1G_LP_UP2_PREEMPHASIS_MASK) >>
5436 		   MDIO_OVER_1G_LP_UP2_PREEMPHASIS_SHIFT) <<
5437 		  MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT);
5438 
5439 	if (lp_up2 == 0)
5440 		return;
5441 
5442 	for (bank = MDIO_REG_BANK_TX0; bank <= MDIO_REG_BANK_TX3;
5443 	     bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0)) {
5444 		CL22_RD_OVER_CL45(sc, phy,
5445 				  bank, MDIO_TX0_TX_DRIVER, &tx_driver);
5446 
5447 		/* Replace tx_driver bits [15:12] */
5448 		if (lp_up2 != (tx_driver & MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK)) {
5449 			tx_driver &= ~MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK;
5450 			tx_driver |= lp_up2;
5451 			CL22_WR_OVER_CL45(sc, phy,
5452 					  bank, MDIO_TX0_TX_DRIVER, tx_driver);
5453 		}
5454 	}
5455 }
5456 
5457 static elink_status_t elink_emac_program(struct elink_params *params,
5458 					 struct elink_vars *vars)
5459 {
5460 	struct bnx2x_softc *sc = params->sc;
5461 	uint8_t port = params->port;
5462 	uint16_t mode = 0;
5463 
5464 	PMD_DRV_LOG(DEBUG, "setting link speed & duplex");
5465 	elink_bits_dis(sc, GRCBASE_EMAC0 + port * 0x400 +
5466 		       EMAC_REG_EMAC_MODE,
5467 		       (EMAC_MODE_25G_MODE |
5468 			EMAC_MODE_PORT_MII_10M | EMAC_MODE_HALF_DUPLEX));
5469 	switch (vars->line_speed) {
5470 	case ELINK_SPEED_10:
5471 		mode |= EMAC_MODE_PORT_MII_10M;
5472 		break;
5473 
5474 	case ELINK_SPEED_100:
5475 		mode |= EMAC_MODE_PORT_MII;
5476 		break;
5477 
5478 	case ELINK_SPEED_1000:
5479 		mode |= EMAC_MODE_PORT_GMII;
5480 		break;
5481 
5482 	case ELINK_SPEED_2500:
5483 		mode |= (EMAC_MODE_25G_MODE | EMAC_MODE_PORT_GMII);
5484 		break;
5485 
5486 	default:
5487 		/* 10G not valid for EMAC */
5488 		PMD_DRV_LOG(DEBUG, "Invalid line_speed 0x%x", vars->line_speed);
5489 		return ELINK_STATUS_ERROR;
5490 	}
5491 
5492 	if (vars->duplex == DUPLEX_HALF)
5493 		mode |= EMAC_MODE_HALF_DUPLEX;
5494 	elink_bits_en(sc,
5495 		      GRCBASE_EMAC0 + port * 0x400 + EMAC_REG_EMAC_MODE, mode);
5496 
5497 	elink_set_led(params, vars, ELINK_LED_MODE_OPER, vars->line_speed);
5498 	return ELINK_STATUS_OK;
5499 }
5500 
5501 static void elink_set_preemphasis(struct elink_phy *phy,
5502 				  struct elink_params *params)
5503 {
5504 
5505 	uint16_t bank, i = 0;
5506 	struct bnx2x_softc *sc = params->sc;
5507 
5508 	for (bank = MDIO_REG_BANK_RX0, i = 0; bank <= MDIO_REG_BANK_RX3;
5509 	     bank += (MDIO_REG_BANK_RX1 - MDIO_REG_BANK_RX0), i++) {
5510 		CL22_WR_OVER_CL45(sc, phy,
5511 				  bank,
5512 				  MDIO_RX0_RX_EQ_BOOST, phy->rx_preemphasis[i]);
5513 	}
5514 
5515 	for (bank = MDIO_REG_BANK_TX0, i = 0; bank <= MDIO_REG_BANK_TX3;
5516 	     bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0), i++) {
5517 		CL22_WR_OVER_CL45(sc, phy,
5518 				  bank,
5519 				  MDIO_TX0_TX_DRIVER, phy->tx_preemphasis[i]);
5520 	}
5521 }
5522 
5523 static void elink_xgxs_config_init(struct elink_phy *phy,
5524 				   struct elink_params *params,
5525 				   struct elink_vars *vars)
5526 {
5527 	uint8_t enable_cl73 = (ELINK_SINGLE_MEDIA_DIRECT(params) ||
5528 			       (params->loopback_mode == ELINK_LOOPBACK_XGXS));
5529 
5530 	if (!(vars->phy_flags & PHY_SGMII_FLAG)) {
5531 		if (ELINK_SINGLE_MEDIA_DIRECT(params) &&
5532 		    (params->feature_config_flags &
5533 		     ELINK_FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED))
5534 			elink_set_preemphasis(phy, params);
5535 
5536 		/* Forced speed requested? */
5537 		if (vars->line_speed != ELINK_SPEED_AUTO_NEG ||
5538 		    (ELINK_SINGLE_MEDIA_DIRECT(params) &&
5539 		     params->loopback_mode == ELINK_LOOPBACK_EXT)) {
5540 			PMD_DRV_LOG(DEBUG, "not SGMII, no AN");
5541 
5542 			/* Disable autoneg */
5543 			elink_set_autoneg(phy, params, vars, 0);
5544 
5545 			/* Program speed and duplex */
5546 			elink_program_serdes(phy, params, vars);
5547 
5548 		} else {	/* AN_mode */
5549 			PMD_DRV_LOG(DEBUG, "not SGMII, AN");
5550 
5551 			/* AN enabled */
5552 			elink_set_brcm_cl37_advertisement(phy, params);
5553 
5554 			/* Program duplex & pause advertisement (for aneg) */
5555 			elink_set_ieee_aneg_advertisement(phy, params,
5556 							  vars->ieee_fc);
5557 
5558 			/* Enable autoneg */
5559 			elink_set_autoneg(phy, params, vars, enable_cl73);
5560 
5561 			/* Enable and restart AN */
5562 			elink_restart_autoneg(phy, params, enable_cl73);
5563 		}
5564 
5565 	} else {		/* SGMII mode */
5566 		PMD_DRV_LOG(DEBUG, "SGMII");
5567 
5568 		elink_initialize_sgmii_process(phy, params, vars);
5569 	}
5570 }
5571 
5572 static elink_status_t elink_prepare_xgxs(struct elink_phy *phy,
5573 					 struct elink_params *params,
5574 					 struct elink_vars *vars)
5575 {
5576 	elink_status_t rc;
5577 	vars->phy_flags |= PHY_XGXS_FLAG;
5578 	if ((phy->req_line_speed &&
5579 	     ((phy->req_line_speed == ELINK_SPEED_100) ||
5580 	      (phy->req_line_speed == ELINK_SPEED_10))) ||
5581 	    (!phy->req_line_speed &&
5582 	     (phy->speed_cap_mask >=
5583 	      PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) &&
5584 	     (phy->speed_cap_mask <
5585 	      PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
5586 	    (phy->type == PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT_SD))
5587 		vars->phy_flags |= PHY_SGMII_FLAG;
5588 	else
5589 		vars->phy_flags &= ~PHY_SGMII_FLAG;
5590 
5591 	elink_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
5592 	elink_set_aer_mmd(params, phy);
5593 	if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
5594 		elink_set_master_ln(params, phy);
5595 
5596 	rc = elink_reset_unicore(params, phy, 0);
5597 	/* Reset the SerDes and wait for reset bit return low */
5598 	if (rc != ELINK_STATUS_OK)
5599 		return rc;
5600 
5601 	elink_set_aer_mmd(params, phy);
5602 	/* Setting the masterLn_def again after the reset */
5603 	if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) {
5604 		elink_set_master_ln(params, phy);
5605 		elink_set_swap_lanes(params, phy);
5606 	}
5607 
5608 	return rc;
5609 }
5610 
5611 static uint16_t elink_wait_reset_complete(struct bnx2x_softc *sc,
5612 					  struct elink_phy *phy,
5613 					  struct elink_params *params)
5614 {
5615 	uint16_t cnt, ctrl;
5616 	/* Wait for soft reset to get cleared up to 1 sec */
5617 	for (cnt = 0; cnt < 1000; cnt++) {
5618 		if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE)
5619 			elink_cl22_read(sc, phy, MDIO_PMA_REG_CTRL, &ctrl);
5620 		else
5621 			elink_cl45_read(sc, phy,
5622 					MDIO_PMA_DEVAD,
5623 					MDIO_PMA_REG_CTRL, &ctrl);
5624 		if (!(ctrl & (1 << 15)))
5625 			break;
5626 		DELAY(1000 * 1);
5627 	}
5628 
5629 	if (cnt == 1000)
5630 		elink_cb_event_log(sc, ELINK_LOG_ID_PHY_UNINITIALIZED, params->port);	// "Warning: PHY was not initialized,"
5631 	// " Port %d",
5632 
5633 	PMD_DRV_LOG(DEBUG, "control reg 0x%x (after %d ms)", ctrl, cnt);
5634 	return cnt;
5635 }
5636 
5637 static void elink_link_int_enable(struct elink_params *params)
5638 {
5639 	uint8_t port = params->port;
5640 	uint32_t mask;
5641 	struct bnx2x_softc *sc = params->sc;
5642 
5643 	/* Setting the status to report on link up for either XGXS or SerDes */
5644 	if (CHIP_IS_E3(sc)) {
5645 		mask = ELINK_NIG_MASK_XGXS0_LINK_STATUS;
5646 		if (!(ELINK_SINGLE_MEDIA_DIRECT(params)))
5647 			mask |= ELINK_NIG_MASK_MI_INT;
5648 	} else if (params->switch_cfg == ELINK_SWITCH_CFG_10G) {
5649 		mask = (ELINK_NIG_MASK_XGXS0_LINK10G |
5650 			ELINK_NIG_MASK_XGXS0_LINK_STATUS);
5651 		PMD_DRV_LOG(DEBUG, "enabled XGXS interrupt");
5652 		if (!(ELINK_SINGLE_MEDIA_DIRECT(params)) &&
5653 		    params->phy[ELINK_INT_PHY].type !=
5654 		    PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) {
5655 			mask |= ELINK_NIG_MASK_MI_INT;
5656 			PMD_DRV_LOG(DEBUG, "enabled external phy int");
5657 		}
5658 
5659 	} else {		/* SerDes */
5660 		mask = ELINK_NIG_MASK_SERDES0_LINK_STATUS;
5661 		PMD_DRV_LOG(DEBUG, "enabled SerDes interrupt");
5662 		if (!(ELINK_SINGLE_MEDIA_DIRECT(params)) &&
5663 		    params->phy[ELINK_INT_PHY].type !=
5664 		    PORT_HW_CFG_SERDES_EXT_PHY_TYPE_NOT_CONN) {
5665 			mask |= ELINK_NIG_MASK_MI_INT;
5666 			PMD_DRV_LOG(DEBUG, "enabled external phy int");
5667 		}
5668 	}
5669 	elink_bits_en(sc, NIG_REG_MASK_INTERRUPT_PORT0 + port * 4, mask);
5670 
5671 	PMD_DRV_LOG(DEBUG, "port %x, is_xgxs %x, int_status 0x%x", port,
5672 		    (params->switch_cfg == ELINK_SWITCH_CFG_10G),
5673 		    REG_RD(sc, NIG_REG_STATUS_INTERRUPT_PORT0 + port * 4));
5674 	PMD_DRV_LOG(DEBUG, " int_mask 0x%x, MI_INT %x, SERDES_LINK %x",
5675 		    REG_RD(sc, NIG_REG_MASK_INTERRUPT_PORT0 + port * 4),
5676 		    REG_RD(sc, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port * 0x18),
5677 		    REG_RD(sc,
5678 			   NIG_REG_SERDES0_STATUS_LINK_STATUS + port * 0x3c));
5679 	PMD_DRV_LOG(DEBUG, " 10G %x, XGXS_LINK %x",
5680 		    REG_RD(sc, NIG_REG_XGXS0_STATUS_LINK10G + port * 0x68),
5681 		    REG_RD(sc, NIG_REG_XGXS0_STATUS_LINK_STATUS + port * 0x68));
5682 }
5683 
5684 static void elink_rearm_latch_signal(struct bnx2x_softc *sc, uint8_t port,
5685 				     uint8_t exp_mi_int)
5686 {
5687 	uint32_t latch_status = 0;
5688 
5689 	/* Disable the MI INT ( external phy int ) by writing 1 to the
5690 	 * status register. Link down indication is high-active-signal,
5691 	 * so in this case we need to write the status to clear the XOR
5692 	 */
5693 	/* Read Latched signals */
5694 	latch_status = REG_RD(sc, NIG_REG_LATCH_STATUS_0 + port * 8);
5695 	PMD_DRV_LOG(DEBUG, "latch_status = 0x%x", latch_status);
5696 	/* Handle only those with latched-signal=up. */
5697 	if (exp_mi_int)
5698 		elink_bits_en(sc,
5699 			      NIG_REG_STATUS_INTERRUPT_PORT0
5700 			      + port * 4, ELINK_NIG_STATUS_EMAC0_MI_INT);
5701 	else
5702 		elink_bits_dis(sc,
5703 			       NIG_REG_STATUS_INTERRUPT_PORT0
5704 			       + port * 4, ELINK_NIG_STATUS_EMAC0_MI_INT);
5705 
5706 	if (latch_status & 1) {
5707 
5708 		/* For all latched-signal=up : Re-Arm Latch signals */
5709 		REG_WR(sc, NIG_REG_LATCH_STATUS_0 + port * 8,
5710 		       (latch_status & 0xfffe) | (latch_status & 1));
5711 	}
5712 	/* For all latched-signal=up,Write original_signal to status */
5713 }
5714 
5715 static void elink_link_int_ack(struct elink_params *params,
5716 			       struct elink_vars *vars, uint8_t is_10g_plus)
5717 {
5718 	struct bnx2x_softc *sc = params->sc;
5719 	uint8_t port = params->port;
5720 	uint32_t mask;
5721 	/* First reset all status we assume only one line will be
5722 	 * change at a time
5723 	 */
5724 	elink_bits_dis(sc, NIG_REG_STATUS_INTERRUPT_PORT0 + port * 4,
5725 		       (ELINK_NIG_STATUS_XGXS0_LINK10G |
5726 			ELINK_NIG_STATUS_XGXS0_LINK_STATUS |
5727 			ELINK_NIG_STATUS_SERDES0_LINK_STATUS));
5728 	if (vars->phy_link_up) {
5729 		if (USES_WARPCORE(sc))
5730 			mask = ELINK_NIG_STATUS_XGXS0_LINK_STATUS;
5731 		else {
5732 			if (is_10g_plus)
5733 				mask = ELINK_NIG_STATUS_XGXS0_LINK10G;
5734 			else if (params->switch_cfg == ELINK_SWITCH_CFG_10G) {
5735 				/* Disable the link interrupt by writing 1 to
5736 				 * the relevant lane in the status register
5737 				 */
5738 				uint32_t ser_lane =
5739 				    ((params->lane_config &
5740 				      PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
5741 				     PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
5742 				mask = ((1 << ser_lane) <<
5743 					ELINK_NIG_STATUS_XGXS0_LINK_STATUS_SIZE);
5744 			} else
5745 				mask = ELINK_NIG_STATUS_SERDES0_LINK_STATUS;
5746 		}
5747 		PMD_DRV_LOG(DEBUG, "Ack link up interrupt with mask 0x%x",
5748 			    mask);
5749 		elink_bits_en(sc,
5750 			      NIG_REG_STATUS_INTERRUPT_PORT0 + port * 4, mask);
5751 	}
5752 }
5753 
5754 static elink_status_t elink_format_ver(uint32_t num, uint8_t * str,
5755 				       uint16_t * len)
5756 {
5757 	uint8_t *str_ptr = str;
5758 	uint32_t mask = 0xf0000000;
5759 	uint8_t shift = 8 * 4;
5760 	uint8_t digit;
5761 	uint8_t remove_leading_zeros = 1;
5762 	if (*len < 10) {
5763 		/* Need more than 10chars for this format */
5764 		*str_ptr = '\0';
5765 		(*len)--;
5766 		return ELINK_STATUS_ERROR;
5767 	}
5768 	while (shift > 0) {
5769 
5770 		shift -= 4;
5771 		digit = ((num & mask) >> shift);
5772 		if (digit == 0 && remove_leading_zeros) {
5773 			mask = mask >> 4;
5774 			continue;
5775 		} else if (digit < 0xa)
5776 			*str_ptr = digit + '0';
5777 		else
5778 			*str_ptr = digit - 0xa + 'a';
5779 		remove_leading_zeros = 0;
5780 		str_ptr++;
5781 		(*len)--;
5782 		mask = mask >> 4;
5783 		if (shift == 4 * 4) {
5784 			*str_ptr = '.';
5785 			str_ptr++;
5786 			(*len)--;
5787 			remove_leading_zeros = 1;
5788 		}
5789 	}
5790 	return ELINK_STATUS_OK;
5791 }
5792 
5793 static elink_status_t elink_null_format_ver(__rte_unused uint32_t spirom_ver,
5794 					    uint8_t * str, uint16_t * len)
5795 {
5796 	str[0] = '\0';
5797 	(*len)--;
5798 	return ELINK_STATUS_OK;
5799 }
5800 
5801 static void elink_set_xgxs_loopback(struct elink_phy *phy,
5802 				    struct elink_params *params)
5803 {
5804 	uint8_t port = params->port;
5805 	struct bnx2x_softc *sc = params->sc;
5806 
5807 	if (phy->req_line_speed != ELINK_SPEED_1000) {
5808 		uint32_t md_devad = 0;
5809 
5810 		PMD_DRV_LOG(DEBUG, "XGXS 10G loopback enable");
5811 
5812 		if (!CHIP_IS_E3(sc)) {
5813 			/* Change the uni_phy_addr in the nig */
5814 			md_devad = REG_RD(sc, (NIG_REG_XGXS0_CTRL_MD_DEVAD +
5815 					       port * 0x18));
5816 
5817 			REG_WR(sc, NIG_REG_XGXS0_CTRL_MD_DEVAD + port * 0x18,
5818 			       0x5);
5819 		}
5820 
5821 		elink_cl45_write(sc, phy,
5822 				 5,
5823 				 (MDIO_REG_BANK_AER_BLOCK +
5824 				  (MDIO_AER_BLOCK_AER_REG & 0xf)), 0x2800);
5825 
5826 		elink_cl45_write(sc, phy,
5827 				 5,
5828 				 (MDIO_REG_BANK_CL73_IEEEB0 +
5829 				  (MDIO_CL73_IEEEB0_CL73_AN_CONTROL & 0xf)),
5830 				 0x6041);
5831 		DELAY(1000 * 200);
5832 		/* Set aer mmd back */
5833 		elink_set_aer_mmd(params, phy);
5834 
5835 		if (!CHIP_IS_E3(sc)) {
5836 			/* And md_devad */
5837 			REG_WR(sc, NIG_REG_XGXS0_CTRL_MD_DEVAD + port * 0x18,
5838 			       md_devad);
5839 		}
5840 	} else {
5841 		uint16_t mii_ctrl;
5842 		PMD_DRV_LOG(DEBUG, "XGXS 1G loopback enable");
5843 		elink_cl45_read(sc, phy, 5,
5844 				(MDIO_REG_BANK_COMBO_IEEE0 +
5845 				 (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)),
5846 				&mii_ctrl);
5847 		elink_cl45_write(sc, phy, 5,
5848 				 (MDIO_REG_BANK_COMBO_IEEE0 +
5849 				  (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)),
5850 				 mii_ctrl |
5851 				 MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK);
5852 	}
5853 }
5854 
5855 elink_status_t elink_set_led(struct elink_params *params,
5856 			     struct elink_vars *vars, uint8_t mode,
5857 			     uint32_t speed)
5858 {
5859 	uint8_t port = params->port;
5860 	uint16_t hw_led_mode = params->hw_led_mode;
5861 	elink_status_t rc = ELINK_STATUS_OK;
5862 	uint8_t phy_idx;
5863 	uint32_t tmp;
5864 	uint32_t emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
5865 	struct bnx2x_softc *sc = params->sc;
5866 	PMD_DRV_LOG(DEBUG, "elink_set_led: port %x, mode %d", port, mode);
5867 	PMD_DRV_LOG(DEBUG, "speed 0x%x, hw_led_mode 0x%x", speed, hw_led_mode);
5868 	/* In case */
5869 	for (phy_idx = ELINK_EXT_PHY1; phy_idx < ELINK_MAX_PHYS; phy_idx++) {
5870 		if (params->phy[phy_idx].set_link_led) {
5871 			params->phy[phy_idx].set_link_led(&params->phy[phy_idx],
5872 							  params, mode);
5873 		}
5874 	}
5875 
5876 	switch (mode) {
5877 	case ELINK_LED_MODE_FRONT_PANEL_OFF:
5878 	case ELINK_LED_MODE_OFF:
5879 		REG_WR(sc, NIG_REG_LED_10G_P0 + port * 4, 0);
5880 		REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4,
5881 		       SHARED_HW_CFG_LED_MAC1);
5882 
5883 		tmp = elink_cb_reg_read(sc, emac_base + EMAC_REG_EMAC_LED);
5884 		if (params->phy[ELINK_EXT_PHY1].type ==
5885 		    PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE)
5886 			tmp &= ~(EMAC_LED_1000MB_OVERRIDE |
5887 				 EMAC_LED_100MB_OVERRIDE |
5888 				 EMAC_LED_10MB_OVERRIDE);
5889 		else
5890 			tmp |= EMAC_LED_OVERRIDE;
5891 
5892 		elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_LED, tmp);
5893 		break;
5894 
5895 	case ELINK_LED_MODE_OPER:
5896 		/* For all other phys, OPER mode is same as ON, so in case
5897 		 * link is down, do nothing
5898 		 */
5899 		if (!vars->link_up)
5900 			break;
5901 		/* fall-through */
5902 	case ELINK_LED_MODE_ON:
5903 		if (((params->phy[ELINK_EXT_PHY1].type ==
5904 		      PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727) ||
5905 		     (params->phy[ELINK_EXT_PHY1].type ==
5906 		      PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722)) &&
5907 		    CHIP_IS_E2(sc) && params->num_phys == 2) {
5908 			/* This is a work-around for E2+8727 Configurations */
5909 			if (mode == ELINK_LED_MODE_ON ||
5910 			    speed == ELINK_SPEED_10000) {
5911 				REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4, 0);
5912 				REG_WR(sc, NIG_REG_LED_10G_P0 + port * 4, 1);
5913 
5914 				tmp =
5915 				    elink_cb_reg_read(sc,
5916 						      emac_base +
5917 						      EMAC_REG_EMAC_LED);
5918 				elink_cb_reg_write(sc,
5919 						   emac_base +
5920 						   EMAC_REG_EMAC_LED,
5921 						   (tmp | EMAC_LED_OVERRIDE));
5922 				/* Return here without enabling traffic
5923 				 * LED blink and setting rate in ON mode.
5924 				 * In oper mode, enabling LED blink
5925 				 * and setting rate is needed.
5926 				 */
5927 				if (mode == ELINK_LED_MODE_ON)
5928 					return rc;
5929 			}
5930 		} else if (ELINK_SINGLE_MEDIA_DIRECT(params)) {
5931 			/* This is a work-around for HW issue found when link
5932 			 * is up in CL73
5933 			 */
5934 			if ((!CHIP_IS_E3(sc)) ||
5935 			    (CHIP_IS_E3(sc) && mode == ELINK_LED_MODE_ON))
5936 				REG_WR(sc, NIG_REG_LED_10G_P0 + port * 4, 1);
5937 
5938 			if (CHIP_IS_E1x(sc) ||
5939 			    CHIP_IS_E2(sc) || (mode == ELINK_LED_MODE_ON))
5940 				REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4, 0);
5941 			else
5942 				REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4,
5943 				       hw_led_mode);
5944 		} else if ((params->phy[ELINK_EXT_PHY1].type ==
5945 			    PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE) &&
5946 			   (mode == ELINK_LED_MODE_ON)) {
5947 			REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4, 0);
5948 			tmp =
5949 			    elink_cb_reg_read(sc,
5950 					      emac_base + EMAC_REG_EMAC_LED);
5951 			elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_LED,
5952 					   tmp | EMAC_LED_OVERRIDE |
5953 					   EMAC_LED_1000MB_OVERRIDE);
5954 			/* Break here; otherwise, it'll disable the
5955 			 * intended override.
5956 			 */
5957 			break;
5958 		} else {
5959 			uint32_t nig_led_mode = ((params->hw_led_mode <<
5960 						  SHARED_HW_CFG_LED_MODE_SHIFT)
5961 						 ==
5962 						 SHARED_HW_CFG_LED_EXTPHY2)
5963 			    ? (SHARED_HW_CFG_LED_PHY1 >>
5964 			       SHARED_HW_CFG_LED_MODE_SHIFT) : hw_led_mode;
5965 			REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4,
5966 			       nig_led_mode);
5967 		}
5968 
5969 		REG_WR(sc, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 + port * 4,
5970 		       0);
5971 		/* Set blinking rate to ~15.9Hz */
5972 		if (CHIP_IS_E3(sc))
5973 			REG_WR(sc, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port * 4,
5974 			       LED_BLINK_RATE_VAL_E3);
5975 		else
5976 			REG_WR(sc, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port * 4,
5977 			       LED_BLINK_RATE_VAL_E1X_E2);
5978 		REG_WR(sc, NIG_REG_LED_CONTROL_BLINK_RATE_ENA_P0 + port * 4, 1);
5979 		tmp = elink_cb_reg_read(sc, emac_base + EMAC_REG_EMAC_LED);
5980 		elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_LED,
5981 				   (tmp & (~EMAC_LED_OVERRIDE)));
5982 
5983 		break;
5984 
5985 	default:
5986 		rc = ELINK_STATUS_ERROR;
5987 		PMD_DRV_LOG(DEBUG, "elink_set_led: Invalid led mode %d", mode);
5988 		break;
5989 	}
5990 	return rc;
5991 
5992 }
5993 
5994 static elink_status_t elink_link_initialize(struct elink_params *params,
5995 					    struct elink_vars *vars)
5996 {
5997 	elink_status_t rc = ELINK_STATUS_OK;
5998 	uint8_t phy_index, non_ext_phy;
5999 	struct bnx2x_softc *sc = params->sc;
6000 	/* In case of external phy existence, the line speed would be the
6001 	 * line speed linked up by the external phy. In case it is direct
6002 	 * only, then the line_speed during initialization will be
6003 	 * equal to the req_line_speed
6004 	 */
6005 	vars->line_speed = params->phy[ELINK_INT_PHY].req_line_speed;
6006 
6007 	/* Initialize the internal phy in case this is a direct board
6008 	 * (no external phys), or this board has external phy which requires
6009 	 * to first.
6010 	 */
6011 	if (!USES_WARPCORE(sc))
6012 		elink_prepare_xgxs(&params->phy[ELINK_INT_PHY], params, vars);
6013 	/* init ext phy and enable link state int */
6014 	non_ext_phy = (ELINK_SINGLE_MEDIA_DIRECT(params) ||
6015 		       (params->loopback_mode == ELINK_LOOPBACK_XGXS));
6016 
6017 	if (non_ext_phy ||
6018 	    (params->phy[ELINK_EXT_PHY1].flags & ELINK_FLAGS_INIT_XGXS_FIRST) ||
6019 	    (params->loopback_mode == ELINK_LOOPBACK_EXT_PHY)) {
6020 		struct elink_phy *phy = &params->phy[ELINK_INT_PHY];
6021 		if (vars->line_speed == ELINK_SPEED_AUTO_NEG &&
6022 		    (CHIP_IS_E1x(sc) || CHIP_IS_E2(sc)))
6023 			elink_set_parallel_detection(phy, params);
6024 		if (params->phy[ELINK_INT_PHY].config_init)
6025 			params->phy[ELINK_INT_PHY].config_init(phy,
6026 							       params, vars);
6027 	}
6028 
6029 	/* Re-read this value in case it was changed inside config_init due to
6030 	 * limitations of optic module
6031 	 */
6032 	vars->line_speed = params->phy[ELINK_INT_PHY].req_line_speed;
6033 
6034 	/* Init external phy */
6035 	if (non_ext_phy) {
6036 		if (params->phy[ELINK_INT_PHY].supported &
6037 		    ELINK_SUPPORTED_FIBRE)
6038 			vars->link_status |= LINK_STATUS_SERDES_LINK;
6039 	} else {
6040 		for (phy_index = ELINK_EXT_PHY1; phy_index < params->num_phys;
6041 		     phy_index++) {
6042 			/* No need to initialize second phy in case of first
6043 			 * phy only selection. In case of second phy, we do
6044 			 * need to initialize the first phy, since they are
6045 			 * connected.
6046 			 */
6047 			if (params->phy[phy_index].supported &
6048 			    ELINK_SUPPORTED_FIBRE)
6049 				vars->link_status |= LINK_STATUS_SERDES_LINK;
6050 
6051 			if (phy_index == ELINK_EXT_PHY2 &&
6052 			    (elink_phy_selection(params) ==
6053 			     PORT_HW_CFG_PHY_SELECTION_FIRST_PHY)) {
6054 				PMD_DRV_LOG(DEBUG,
6055 					    "Not initializing second phy");
6056 				continue;
6057 			}
6058 			params->phy[phy_index].config_init(&params->
6059 							   phy[phy_index],
6060 							   params, vars);
6061 		}
6062 	}
6063 	/* Reset the interrupt indication after phy was initialized */
6064 	elink_bits_dis(sc, NIG_REG_STATUS_INTERRUPT_PORT0 +
6065 		       params->port * 4,
6066 		       (ELINK_NIG_STATUS_XGXS0_LINK10G |
6067 			ELINK_NIG_STATUS_XGXS0_LINK_STATUS |
6068 			ELINK_NIG_STATUS_SERDES0_LINK_STATUS |
6069 			ELINK_NIG_MASK_MI_INT));
6070 	return rc;
6071 }
6072 
6073 static void elink_int_link_reset(__rte_unused struct elink_phy *phy,
6074 				 struct elink_params *params)
6075 {
6076 	/* Reset the SerDes/XGXS */
6077 	REG_WR(params->sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR,
6078 	       (0x1ff << (params->port * 16)));
6079 }
6080 
6081 static void elink_common_ext_link_reset(__rte_unused struct elink_phy *phy,
6082 					struct elink_params *params)
6083 {
6084 	struct bnx2x_softc *sc = params->sc;
6085 	uint8_t gpio_port;
6086 	/* HW reset */
6087 	if (CHIP_IS_E2(sc))
6088 		gpio_port = SC_PATH(sc);
6089 	else
6090 		gpio_port = params->port;
6091 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_1,
6092 			    MISC_REGISTERS_GPIO_OUTPUT_LOW, gpio_port);
6093 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
6094 			    MISC_REGISTERS_GPIO_OUTPUT_LOW, gpio_port);
6095 	PMD_DRV_LOG(DEBUG, "reset external PHY");
6096 }
6097 
6098 static elink_status_t elink_update_link_down(struct elink_params *params,
6099 					     struct elink_vars *vars)
6100 {
6101 	struct bnx2x_softc *sc = params->sc;
6102 	uint8_t port = params->port;
6103 
6104 	PMD_DRV_LOG(DEBUG, "Port %x: Link is down", port);
6105 	elink_set_led(params, vars, ELINK_LED_MODE_OFF, 0);
6106 	vars->phy_flags &= ~PHY_PHYSICAL_LINK_FLAG;
6107 	/* Indicate no mac active */
6108 	vars->mac_type = ELINK_MAC_TYPE_NONE;
6109 
6110 	/* Update shared memory */
6111 	vars->link_status &= ~ELINK_LINK_UPDATE_MASK;
6112 	vars->line_speed = 0;
6113 	elink_update_mng(params, vars->link_status);
6114 
6115 	/* Activate nig drain */
6116 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + port * 4, 1);
6117 
6118 	/* Disable emac */
6119 	if (!CHIP_IS_E3(sc))
6120 		REG_WR(sc, NIG_REG_NIG_EMAC0_EN + port * 4, 0);
6121 
6122 	DELAY(1000 * 10);
6123 	/* Reset BigMac/Xmac */
6124 	if (CHIP_IS_E1x(sc) || CHIP_IS_E2(sc))
6125 		elink_set_bmac_rx(sc, params->port, 0);
6126 
6127 	if (CHIP_IS_E3(sc)) {
6128 		/* Prevent LPI Generation by chip */
6129 		REG_WR(sc, MISC_REG_CPMU_LP_FW_ENABLE_P0 + (params->port << 2),
6130 		       0);
6131 		REG_WR(sc, MISC_REG_CPMU_LP_MASK_ENT_P0 + (params->port << 2),
6132 		       0);
6133 		vars->eee_status &= ~(SHMEM_EEE_LP_ADV_STATUS_MASK |
6134 				      SHMEM_EEE_ACTIVE_BIT);
6135 
6136 		elink_update_mng_eee(params, vars->eee_status);
6137 		elink_set_xmac_rxtx(params, 0);
6138 		elink_set_umac_rxtx(params, 0);
6139 	}
6140 
6141 	return ELINK_STATUS_OK;
6142 }
6143 
6144 static elink_status_t elink_update_link_up(struct elink_params *params,
6145 					   struct elink_vars *vars,
6146 					   uint8_t link_10g)
6147 {
6148 	struct bnx2x_softc *sc = params->sc;
6149 	uint8_t phy_idx, port = params->port;
6150 	elink_status_t rc = ELINK_STATUS_OK;
6151 
6152 	vars->link_status |= (LINK_STATUS_LINK_UP |
6153 			      LINK_STATUS_PHYSICAL_LINK_FLAG);
6154 	vars->phy_flags |= PHY_PHYSICAL_LINK_FLAG;
6155 
6156 	if (vars->flow_ctrl & ELINK_FLOW_CTRL_TX)
6157 		vars->link_status |= LINK_STATUS_TX_FLOW_CONTROL_ENABLED;
6158 
6159 	if (vars->flow_ctrl & ELINK_FLOW_CTRL_RX)
6160 		vars->link_status |= LINK_STATUS_RX_FLOW_CONTROL_ENABLED;
6161 	if (USES_WARPCORE(sc)) {
6162 		if (link_10g) {
6163 			if (elink_xmac_enable(params, vars, 0) ==
6164 			    ELINK_STATUS_NO_LINK) {
6165 				PMD_DRV_LOG(DEBUG, "Found errors on XMAC");
6166 				vars->link_up = 0;
6167 				vars->phy_flags |= PHY_HALF_OPEN_CONN_FLAG;
6168 				vars->link_status &= ~LINK_STATUS_LINK_UP;
6169 			}
6170 		} else
6171 			elink_umac_enable(params, vars, 0);
6172 		elink_set_led(params, vars,
6173 			      ELINK_LED_MODE_OPER, vars->line_speed);
6174 
6175 		if ((vars->eee_status & SHMEM_EEE_ACTIVE_BIT) &&
6176 		    (vars->eee_status & SHMEM_EEE_LPI_REQUESTED_BIT)) {
6177 			PMD_DRV_LOG(DEBUG, "Enabling LPI assertion");
6178 			REG_WR(sc, MISC_REG_CPMU_LP_FW_ENABLE_P0 +
6179 			       (params->port << 2), 1);
6180 			REG_WR(sc, MISC_REG_CPMU_LP_DR_ENABLE, 1);
6181 			REG_WR(sc, MISC_REG_CPMU_LP_MASK_ENT_P0 +
6182 			       (params->port << 2), 0xfc20);
6183 		}
6184 	}
6185 	if ((CHIP_IS_E1x(sc) || CHIP_IS_E2(sc))) {
6186 		if (link_10g) {
6187 			if (elink_bmac_enable(params, vars, 0, 1) ==
6188 			    ELINK_STATUS_NO_LINK) {
6189 				PMD_DRV_LOG(DEBUG, "Found errors on BMAC");
6190 				vars->link_up = 0;
6191 				vars->phy_flags |= PHY_HALF_OPEN_CONN_FLAG;
6192 				vars->link_status &= ~LINK_STATUS_LINK_UP;
6193 			}
6194 
6195 			elink_set_led(params, vars,
6196 				      ELINK_LED_MODE_OPER, ELINK_SPEED_10000);
6197 		} else {
6198 			rc = elink_emac_program(params, vars);
6199 			elink_emac_enable(params, vars, 0);
6200 
6201 			/* AN complete? */
6202 			if ((vars->link_status &
6203 			     LINK_STATUS_AUTO_NEGOTIATE_COMPLETE)
6204 			    && (!(vars->phy_flags & PHY_SGMII_FLAG)) &&
6205 			    ELINK_SINGLE_MEDIA_DIRECT(params))
6206 				elink_set_gmii_tx_driver(params);
6207 		}
6208 	}
6209 
6210 	/* PBF - link up */
6211 	if (CHIP_IS_E1x(sc))
6212 		rc |= elink_pbf_update(params, vars->flow_ctrl,
6213 				       vars->line_speed);
6214 
6215 	/* Disable drain */
6216 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + port * 4, 0);
6217 
6218 	/* Update shared memory */
6219 	elink_update_mng(params, vars->link_status);
6220 	elink_update_mng_eee(params, vars->eee_status);
6221 	/* Check remote fault */
6222 	for (phy_idx = ELINK_INT_PHY; phy_idx < ELINK_MAX_PHYS; phy_idx++) {
6223 		if (params->phy[phy_idx].flags & ELINK_FLAGS_TX_ERROR_CHECK) {
6224 			elink_check_half_open_conn(params, vars, 0);
6225 			break;
6226 		}
6227 	}
6228 	DELAY(1000 * 20);
6229 	return rc;
6230 }
6231 
6232 /* The elink_link_update function should be called upon link
6233  * interrupt.
6234  * Link is considered up as follows:
6235  * - DIRECT_SINGLE_MEDIA - Only XGXS link (internal link) needs
6236  *   to be up
6237  * - SINGLE_MEDIA - The link between the 577xx and the external
6238  *   phy (XGXS) need to up as well as the external link of the
6239  *   phy (PHY_EXT1)
6240  * - DUAL_MEDIA - The link between the 577xx and the first
6241  *   external phy needs to be up, and at least one of the 2
6242  *   external phy link must be up.
6243  */
6244 elink_status_t elink_link_update(struct elink_params * params,
6245 				 struct elink_vars * vars)
6246 {
6247 	struct bnx2x_softc *sc = params->sc;
6248 	struct elink_vars phy_vars[ELINK_MAX_PHYS];
6249 	uint8_t port = params->port;
6250 	uint8_t link_10g_plus, phy_index;
6251 	uint8_t ext_phy_link_up = 0, cur_link_up;
6252 	elink_status_t rc = ELINK_STATUS_OK;
6253 	__rte_unused uint8_t is_mi_int = 0;
6254 	uint16_t ext_phy_line_speed = 0, prev_line_speed = vars->line_speed;
6255 	uint8_t active_external_phy = ELINK_INT_PHY;
6256 	vars->phy_flags &= ~PHY_HALF_OPEN_CONN_FLAG;
6257 	vars->link_status &= ~ELINK_LINK_UPDATE_MASK;
6258 	for (phy_index = ELINK_INT_PHY; phy_index < params->num_phys;
6259 	     phy_index++) {
6260 		phy_vars[phy_index].flow_ctrl = 0;
6261 		phy_vars[phy_index].link_status = ETH_LINK_DOWN;
6262 		phy_vars[phy_index].line_speed = 0;
6263 		phy_vars[phy_index].duplex = DUPLEX_FULL;
6264 		phy_vars[phy_index].phy_link_up = 0;
6265 		phy_vars[phy_index].link_up = 0;
6266 		phy_vars[phy_index].fault_detected = 0;
6267 		/* different consideration, since vars holds inner state */
6268 		phy_vars[phy_index].eee_status = vars->eee_status;
6269 	}
6270 
6271 	if (USES_WARPCORE(sc))
6272 		elink_set_aer_mmd(params, &params->phy[ELINK_INT_PHY]);
6273 
6274 	PMD_DRV_LOG(DEBUG, "port %x, XGXS?%x, int_status 0x%x",
6275 		    port, (vars->phy_flags & PHY_XGXS_FLAG),
6276 		    REG_RD(sc, NIG_REG_STATUS_INTERRUPT_PORT0 + port * 4));
6277 
6278 	is_mi_int = (uint8_t) (REG_RD(sc, NIG_REG_EMAC0_STATUS_MISC_MI_INT +
6279 				      port * 0x18) > 0);
6280 	PMD_DRV_LOG(DEBUG, "int_mask 0x%x MI_INT %x, SERDES_LINK %x",
6281 		    REG_RD(sc, NIG_REG_MASK_INTERRUPT_PORT0 + port * 4),
6282 		    is_mi_int,
6283 		    REG_RD(sc,
6284 			   NIG_REG_SERDES0_STATUS_LINK_STATUS + port * 0x3c));
6285 
6286 	PMD_DRV_LOG(DEBUG, " 10G %x, XGXS_LINK %x",
6287 		    REG_RD(sc, NIG_REG_XGXS0_STATUS_LINK10G + port * 0x68),
6288 		    REG_RD(sc, NIG_REG_XGXS0_STATUS_LINK_STATUS + port * 0x68));
6289 
6290 	/* Disable emac */
6291 	if (!CHIP_IS_E3(sc))
6292 		REG_WR(sc, NIG_REG_NIG_EMAC0_EN + port * 4, 0);
6293 
6294 	/* Step 1:
6295 	 * Check external link change only for external phys, and apply
6296 	 * priority selection between them in case the link on both phys
6297 	 * is up. Note that instead of the common vars, a temporary
6298 	 * vars argument is used since each phy may have different link/
6299 	 * speed/duplex result
6300 	 */
6301 	for (phy_index = ELINK_EXT_PHY1; phy_index < params->num_phys;
6302 	     phy_index++) {
6303 		struct elink_phy *phy = &params->phy[phy_index];
6304 		if (!phy->read_status)
6305 			continue;
6306 		/* Read link status and params of this ext phy */
6307 		cur_link_up = phy->read_status(phy, params,
6308 					       &phy_vars[phy_index]);
6309 		if (cur_link_up) {
6310 			PMD_DRV_LOG(DEBUG, "phy in index %d link is up",
6311 				    phy_index);
6312 		} else {
6313 			PMD_DRV_LOG(DEBUG, "phy in index %d link is down",
6314 				    phy_index);
6315 			continue;
6316 		}
6317 
6318 		if (!ext_phy_link_up) {
6319 			ext_phy_link_up = 1;
6320 			active_external_phy = phy_index;
6321 		} else {
6322 			switch (elink_phy_selection(params)) {
6323 			case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT:
6324 			case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY:
6325 				/* In this option, the first PHY makes sure to pass the
6326 				 * traffic through itself only.
6327 				 * Its not clear how to reset the link on the second phy
6328 				 */
6329 				active_external_phy = ELINK_EXT_PHY1;
6330 				break;
6331 			case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY:
6332 				/* In this option, the first PHY makes sure to pass the
6333 				 * traffic through the second PHY.
6334 				 */
6335 				active_external_phy = ELINK_EXT_PHY2;
6336 				break;
6337 			default:
6338 				/* Link indication on both PHYs with the following cases
6339 				 * is invalid:
6340 				 * - FIRST_PHY means that second phy wasn't initialized,
6341 				 * hence its link is expected to be down
6342 				 * - SECOND_PHY means that first phy should not be able
6343 				 * to link up by itself (using configuration)
6344 				 * - DEFAULT should be overridden during initialization
6345 				 */
6346 				PMD_DRV_LOG(DEBUG, "Invalid link indication"
6347 					    "mpc=0x%x. DISABLING LINK !!!",
6348 					    params->multi_phy_config);
6349 				ext_phy_link_up = 0;
6350 				break;
6351 			}
6352 		}
6353 	}
6354 	prev_line_speed = vars->line_speed;
6355 	/* Step 2:
6356 	 * Read the status of the internal phy. In case of
6357 	 * DIRECT_SINGLE_MEDIA board, this link is the external link,
6358 	 * otherwise this is the link between the 577xx and the first
6359 	 * external phy
6360 	 */
6361 	if (params->phy[ELINK_INT_PHY].read_status)
6362 		params->phy[ELINK_INT_PHY].read_status(&params->
6363 						       phy[ELINK_INT_PHY],
6364 						       params, vars);
6365 	/* The INT_PHY flow control reside in the vars. This include the
6366 	 * case where the speed or flow control are not set to AUTO.
6367 	 * Otherwise, the active external phy flow control result is set
6368 	 * to the vars. The ext_phy_line_speed is needed to check if the
6369 	 * speed is different between the internal phy and external phy.
6370 	 * This case may be result of intermediate link speed change.
6371 	 */
6372 	if (active_external_phy > ELINK_INT_PHY) {
6373 		vars->flow_ctrl = phy_vars[active_external_phy].flow_ctrl;
6374 		/* Link speed is taken from the XGXS. AN and FC result from
6375 		 * the external phy.
6376 		 */
6377 		vars->link_status |= phy_vars[active_external_phy].link_status;
6378 
6379 		/* if active_external_phy is first PHY and link is up - disable
6380 		 * disable TX on second external PHY
6381 		 */
6382 		if (active_external_phy == ELINK_EXT_PHY1) {
6383 			if (params->phy[ELINK_EXT_PHY2].phy_specific_func) {
6384 				PMD_DRV_LOG(DEBUG, "Disabling TX on EXT_PHY2");
6385 				params->phy[ELINK_EXT_PHY2].
6386 				    phy_specific_func(&params->
6387 						      phy[ELINK_EXT_PHY2],
6388 						      params, ELINK_DISABLE_TX);
6389 			}
6390 		}
6391 
6392 		ext_phy_line_speed = phy_vars[active_external_phy].line_speed;
6393 		vars->duplex = phy_vars[active_external_phy].duplex;
6394 		if (params->phy[active_external_phy].supported &
6395 		    ELINK_SUPPORTED_FIBRE)
6396 			vars->link_status |= LINK_STATUS_SERDES_LINK;
6397 		else
6398 			vars->link_status &= ~LINK_STATUS_SERDES_LINK;
6399 
6400 		vars->eee_status = phy_vars[active_external_phy].eee_status;
6401 
6402 		PMD_DRV_LOG(DEBUG, "Active external phy selected: %x",
6403 			    active_external_phy);
6404 	}
6405 
6406 	for (phy_index = ELINK_EXT_PHY1; phy_index < params->num_phys;
6407 	     phy_index++) {
6408 		if (params->phy[phy_index].flags &
6409 		    ELINK_FLAGS_REARM_LATCH_SIGNAL) {
6410 			elink_rearm_latch_signal(sc, port,
6411 						 phy_index ==
6412 						 active_external_phy);
6413 			break;
6414 		}
6415 	}
6416 	PMD_DRV_LOG(DEBUG, "vars->flow_ctrl = 0x%x, vars->link_status = 0x%x,"
6417 		    " ext_phy_line_speed = %d", vars->flow_ctrl,
6418 		    vars->link_status, ext_phy_line_speed);
6419 	/* Upon link speed change set the NIG into drain mode. Comes to
6420 	 * deals with possible FIFO glitch due to clk change when speed
6421 	 * is decreased without link down indicator
6422 	 */
6423 
6424 	if (vars->phy_link_up) {
6425 		if (!(ELINK_SINGLE_MEDIA_DIRECT(params)) && ext_phy_link_up &&
6426 		    (ext_phy_line_speed != vars->line_speed)) {
6427 			PMD_DRV_LOG(DEBUG, "Internal link speed %d is"
6428 				    " different than the external"
6429 				    " link speed %d", vars->line_speed,
6430 				    ext_phy_line_speed);
6431 			vars->phy_link_up = 0;
6432 		} else if (prev_line_speed != vars->line_speed) {
6433 			REG_WR(sc,
6434 			       NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4,
6435 			       0);
6436 			DELAY(1000 * 1);
6437 		}
6438 	}
6439 
6440 	/* Anything 10 and over uses the bmac */
6441 	link_10g_plus = (vars->line_speed >= ELINK_SPEED_10000);
6442 
6443 	elink_link_int_ack(params, vars, link_10g_plus);
6444 
6445 	/* In case external phy link is up, and internal link is down
6446 	 * (not initialized yet probably after link initialization, it
6447 	 * needs to be initialized.
6448 	 * Note that after link down-up as result of cable plug, the xgxs
6449 	 * link would probably become up again without the need
6450 	 * initialize it
6451 	 */
6452 	if (!(ELINK_SINGLE_MEDIA_DIRECT(params))) {
6453 		PMD_DRV_LOG(DEBUG, "ext_phy_link_up = %d, int_link_up = %d,"
6454 			    " init_preceding = %d", ext_phy_link_up,
6455 			    vars->phy_link_up,
6456 			    params->phy[ELINK_EXT_PHY1].flags &
6457 			    ELINK_FLAGS_INIT_XGXS_FIRST);
6458 		if (!(params->phy[ELINK_EXT_PHY1].flags &
6459 		      ELINK_FLAGS_INIT_XGXS_FIRST)
6460 		    && ext_phy_link_up && !vars->phy_link_up) {
6461 			vars->line_speed = ext_phy_line_speed;
6462 			if (vars->line_speed < ELINK_SPEED_1000)
6463 				vars->phy_flags |= PHY_SGMII_FLAG;
6464 			else
6465 				vars->phy_flags &= ~PHY_SGMII_FLAG;
6466 
6467 			if (params->phy[ELINK_INT_PHY].config_init)
6468 				params->phy[ELINK_INT_PHY].config_init(&params->
6469 								       phy
6470 								       [ELINK_INT_PHY],
6471 								       params,
6472 								       vars);
6473 		}
6474 	}
6475 	/* Link is up only if both local phy and external phy (in case of
6476 	 * non-direct board) are up and no fault detected on active PHY.
6477 	 */
6478 	vars->link_up = (vars->phy_link_up &&
6479 			 (ext_phy_link_up ||
6480 			  ELINK_SINGLE_MEDIA_DIRECT(params)) &&
6481 			 (phy_vars[active_external_phy].fault_detected == 0));
6482 
6483 	/* Update the PFC configuration in case it was changed */
6484 	if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)
6485 		vars->link_status |= LINK_STATUS_PFC_ENABLED;
6486 	else
6487 		vars->link_status &= ~LINK_STATUS_PFC_ENABLED;
6488 
6489 	if (vars->link_up)
6490 		rc = elink_update_link_up(params, vars, link_10g_plus);
6491 	else
6492 		rc = elink_update_link_down(params, vars);
6493 
6494 	/* Update MCP link status was changed */
6495 	if (params->
6496 	    feature_config_flags & ELINK_FEATURE_CONFIG_BC_SUPPORTS_AFEX)
6497 		elink_cb_fw_command(sc, DRV_MSG_CODE_LINK_STATUS_CHANGED, 0);
6498 
6499 	return rc;
6500 }
6501 
6502 /*****************************************************************************/
6503 /*			    External Phy section			     */
6504 /*****************************************************************************/
6505 static void elink_ext_phy_hw_reset(struct bnx2x_softc *sc, uint8_t port)
6506 {
6507 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_1,
6508 			    MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
6509 	DELAY(1000 * 1);
6510 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_1,
6511 			    MISC_REGISTERS_GPIO_OUTPUT_HIGH, port);
6512 }
6513 
6514 static void elink_save_spirom_version(struct bnx2x_softc *sc,
6515 				      __rte_unused uint8_t port,
6516 				      uint32_t spirom_ver, uint32_t ver_addr)
6517 {
6518 	PMD_DRV_LOG(DEBUG, "FW version 0x%x:0x%x for port %d",
6519 		    (uint16_t) (spirom_ver >> 16), (uint16_t) spirom_ver, port);
6520 
6521 	if (ver_addr)
6522 		REG_WR(sc, ver_addr, spirom_ver);
6523 }
6524 
6525 static void elink_save_bnx2x_spirom_ver(struct bnx2x_softc *sc,
6526 				      struct elink_phy *phy, uint8_t port)
6527 {
6528 	uint16_t fw_ver1, fw_ver2;
6529 
6530 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
6531 			MDIO_PMA_REG_ROM_VER1, &fw_ver1);
6532 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
6533 			MDIO_PMA_REG_ROM_VER2, &fw_ver2);
6534 	elink_save_spirom_version(sc, port,
6535 				  (uint32_t) (fw_ver1 << 16 | fw_ver2),
6536 				  phy->ver_addr);
6537 }
6538 
6539 static void elink_ext_phy_10G_an_resolve(struct bnx2x_softc *sc,
6540 					 struct elink_phy *phy,
6541 					 struct elink_vars *vars)
6542 {
6543 	uint16_t val;
6544 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_STATUS, &val);
6545 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_STATUS, &val);
6546 	if (val & (1 << 5))
6547 		vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
6548 	if ((val & (1 << 0)) == 0)
6549 		vars->link_status |= LINK_STATUS_PARALLEL_DETECTION_USED;
6550 }
6551 
6552 /******************************************************************/
6553 /*		common BNX2X8073/BNX2X8727 PHY SECTION		  */
6554 /******************************************************************/
6555 static void elink_8073_resolve_fc(struct elink_phy *phy,
6556 				  struct elink_params *params,
6557 				  struct elink_vars *vars)
6558 {
6559 	struct bnx2x_softc *sc = params->sc;
6560 	if (phy->req_line_speed == ELINK_SPEED_10 ||
6561 	    phy->req_line_speed == ELINK_SPEED_100) {
6562 		vars->flow_ctrl = phy->req_flow_ctrl;
6563 		return;
6564 	}
6565 
6566 	if (elink_ext_phy_resolve_fc(phy, params, vars) &&
6567 	    (vars->flow_ctrl == ELINK_FLOW_CTRL_NONE)) {
6568 		uint16_t pause_result;
6569 		uint16_t ld_pause;	/* local */
6570 		uint16_t lp_pause;	/* link partner */
6571 		elink_cl45_read(sc, phy,
6572 				MDIO_AN_DEVAD,
6573 				MDIO_AN_REG_CL37_FC_LD, &ld_pause);
6574 
6575 		elink_cl45_read(sc, phy,
6576 				MDIO_AN_DEVAD,
6577 				MDIO_AN_REG_CL37_FC_LP, &lp_pause);
6578 		pause_result = (ld_pause &
6579 				MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 5;
6580 		pause_result |= (lp_pause &
6581 				 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 7;
6582 
6583 		elink_pause_resolve(vars, pause_result);
6584 		PMD_DRV_LOG(DEBUG, "Ext PHY CL37 pause result 0x%x",
6585 			    pause_result);
6586 	}
6587 }
6588 
6589 static elink_status_t elink_8073_8727_external_rom_boot(struct bnx2x_softc *sc,
6590 							struct elink_phy *phy,
6591 							uint8_t port)
6592 {
6593 	uint32_t count = 0;
6594 	uint16_t fw_ver1 = 0, fw_msgout;
6595 	elink_status_t rc = ELINK_STATUS_OK;
6596 
6597 	/* Boot port from external ROM  */
6598 	/* EDC grst */
6599 	elink_cl45_write(sc, phy,
6600 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x0001);
6601 
6602 	/* Ucode reboot and rst */
6603 	elink_cl45_write(sc, phy,
6604 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x008c);
6605 
6606 	elink_cl45_write(sc, phy,
6607 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL1, 0x0001);
6608 
6609 	/* Reset internal microprocessor */
6610 	elink_cl45_write(sc, phy,
6611 			 MDIO_PMA_DEVAD,
6612 			 MDIO_PMA_REG_GEN_CTRL,
6613 			 MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
6614 
6615 	/* Release srst bit */
6616 	elink_cl45_write(sc, phy,
6617 			 MDIO_PMA_DEVAD,
6618 			 MDIO_PMA_REG_GEN_CTRL,
6619 			 MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
6620 
6621 	/* Delay 100ms per the PHY specifications */
6622 	DELAY(1000 * 100);
6623 
6624 	/* 8073 sometimes taking longer to download */
6625 	do {
6626 		count++;
6627 		if (count > 300) {
6628 			PMD_DRV_LOG(DEBUG,
6629 				    "elink_8073_8727_external_rom_boot port %x:"
6630 				    "Download failed. fw version = 0x%x",
6631 				    port, fw_ver1);
6632 			rc = ELINK_STATUS_ERROR;
6633 			break;
6634 		}
6635 
6636 		elink_cl45_read(sc, phy,
6637 				MDIO_PMA_DEVAD,
6638 				MDIO_PMA_REG_ROM_VER1, &fw_ver1);
6639 		elink_cl45_read(sc, phy,
6640 				MDIO_PMA_DEVAD,
6641 				MDIO_PMA_REG_M8051_MSGOUT_REG, &fw_msgout);
6642 
6643 		DELAY(1000 * 1);
6644 	} while (fw_ver1 == 0 || fw_ver1 == 0x4321 ||
6645 		 ((fw_msgout & 0xff) != 0x03 && (phy->type ==
6646 						 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8073)));
6647 
6648 	/* Clear ser_boot_ctl bit */
6649 	elink_cl45_write(sc, phy,
6650 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL1, 0x0000);
6651 	elink_save_bnx2x_spirom_ver(sc, phy, port);
6652 
6653 	PMD_DRV_LOG(DEBUG,
6654 		    "elink_8073_8727_external_rom_boot port %x:"
6655 		    "Download complete. fw version = 0x%x", port, fw_ver1);
6656 
6657 	return rc;
6658 }
6659 
6660 /******************************************************************/
6661 /*			BNX2X8073 PHY SECTION			  */
6662 /******************************************************************/
6663 static elink_status_t elink_8073_is_snr_needed(struct bnx2x_softc *sc,
6664 					       struct elink_phy *phy)
6665 {
6666 	/* This is only required for 8073A1, version 102 only */
6667 	uint16_t val;
6668 
6669 	/* Read 8073 HW revision */
6670 	elink_cl45_read(sc, phy,
6671 			MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV, &val);
6672 
6673 	if (val != 1) {
6674 		/* No need to workaround in 8073 A1 */
6675 		return ELINK_STATUS_OK;
6676 	}
6677 
6678 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER2, &val);
6679 
6680 	/* SNR should be applied only for version 0x102 */
6681 	if (val != 0x102)
6682 		return ELINK_STATUS_OK;
6683 
6684 	return ELINK_STATUS_ERROR;
6685 }
6686 
6687 static elink_status_t elink_8073_xaui_wa(struct bnx2x_softc *sc,
6688 					 struct elink_phy *phy)
6689 {
6690 	uint16_t val, cnt, cnt1;
6691 
6692 	elink_cl45_read(sc, phy,
6693 			MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV, &val);
6694 
6695 	if (val > 0) {
6696 		/* No need to workaround in 8073 A1 */
6697 		return ELINK_STATUS_OK;
6698 	}
6699 	/* XAUI workaround in 8073 A0: */
6700 
6701 	/* After loading the boot ROM and restarting Autoneg, poll
6702 	 * Dev1, Reg $C820:
6703 	 */
6704 
6705 	for (cnt = 0; cnt < 1000; cnt++) {
6706 		elink_cl45_read(sc, phy,
6707 				MDIO_PMA_DEVAD,
6708 				MDIO_PMA_REG_8073_SPEED_LINK_STATUS, &val);
6709 		/* If bit [14] = 0 or bit [13] = 0, continue on with
6710 		 * system initialization (XAUI work-around not required, as
6711 		 * these bits indicate 2.5G or 1G link up).
6712 		 */
6713 		if (!(val & (1 << 14)) || !(val & (1 << 13))) {
6714 			PMD_DRV_LOG(DEBUG, "XAUI work-around not required");
6715 			return ELINK_STATUS_OK;
6716 		} else if (!(val & (1 << 15))) {
6717 			PMD_DRV_LOG(DEBUG, "bit 15 went off");
6718 			/* If bit 15 is 0, then poll Dev1, Reg $C841 until it's
6719 			 * MSB (bit15) goes to 1 (indicating that the XAUI
6720 			 * workaround has completed), then continue on with
6721 			 * system initialization.
6722 			 */
6723 			for (cnt1 = 0; cnt1 < 1000; cnt1++) {
6724 				elink_cl45_read(sc, phy,
6725 						MDIO_PMA_DEVAD,
6726 						MDIO_PMA_REG_8073_XAUI_WA,
6727 						&val);
6728 				if (val & (1 << 15)) {
6729 					PMD_DRV_LOG(DEBUG,
6730 						    "XAUI workaround has completed");
6731 					return ELINK_STATUS_OK;
6732 				}
6733 				DELAY(1000 * 3);
6734 			}
6735 			break;
6736 		}
6737 		DELAY(1000 * 3);
6738 	}
6739 	PMD_DRV_LOG(DEBUG, "Warning: XAUI work-around timeout !!!");
6740 	return ELINK_STATUS_ERROR;
6741 }
6742 
6743 static void elink_807x_force_10G(struct bnx2x_softc *sc, struct elink_phy *phy)
6744 {
6745 	/* Force KR or KX */
6746 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040);
6747 	elink_cl45_write(sc, phy,
6748 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0x000b);
6749 	elink_cl45_write(sc, phy,
6750 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_BNX2X_CTRL, 0x0000);
6751 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x0000);
6752 }
6753 
6754 static void elink_8073_set_pause_cl37(struct elink_params *params,
6755 				      struct elink_phy *phy,
6756 				      struct elink_vars *vars)
6757 {
6758 	uint16_t cl37_val;
6759 	struct bnx2x_softc *sc = params->sc;
6760 	elink_cl45_read(sc, phy,
6761 			MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, &cl37_val);
6762 
6763 	cl37_val &= ~MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
6764 	/* Please refer to Table 28B-3 of 802.3ab-1999 spec. */
6765 	elink_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
6766 	if ((vars->ieee_fc &
6767 	     MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) ==
6768 	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) {
6769 		cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC;
6770 	}
6771 	if ((vars->ieee_fc &
6772 	     MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) ==
6773 	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) {
6774 		cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
6775 	}
6776 	if ((vars->ieee_fc &
6777 	     MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) ==
6778 	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) {
6779 		cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
6780 	}
6781 	PMD_DRV_LOG(DEBUG, "Ext phy AN advertize cl37 0x%x", cl37_val);
6782 
6783 	elink_cl45_write(sc, phy,
6784 			 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, cl37_val);
6785 	DELAY(1000 * 500);
6786 }
6787 
6788 static void elink_8073_specific_func(struct elink_phy *phy,
6789 				     struct elink_params *params,
6790 				     uint32_t action)
6791 {
6792 	struct bnx2x_softc *sc = params->sc;
6793 	switch (action) {
6794 	case ELINK_PHY_INIT:
6795 		/* Enable LASI */
6796 		elink_cl45_write(sc, phy,
6797 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL,
6798 				 (1 << 2));
6799 		elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL,
6800 				 0x0004);
6801 		break;
6802 	}
6803 }
6804 
6805 static elink_status_t elink_8073_config_init(struct elink_phy *phy,
6806 					     struct elink_params *params,
6807 					     struct elink_vars *vars)
6808 {
6809 	struct bnx2x_softc *sc = params->sc;
6810 	uint16_t val = 0, tmp1;
6811 	uint8_t gpio_port;
6812 	PMD_DRV_LOG(DEBUG, "Init 8073");
6813 
6814 	if (CHIP_IS_E2(sc))
6815 		gpio_port = SC_PATH(sc);
6816 	else
6817 		gpio_port = params->port;
6818 	/* Restore normal power mode */
6819 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
6820 			    MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port);
6821 
6822 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_1,
6823 			    MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port);
6824 
6825 	elink_8073_specific_func(phy, params, ELINK_PHY_INIT);
6826 	elink_8073_set_pause_cl37(params, phy, vars);
6827 
6828 	elink_cl45_read(sc, phy,
6829 			MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1);
6830 
6831 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &tmp1);
6832 
6833 	PMD_DRV_LOG(DEBUG, "Before rom RX_ALARM(port1): 0x%x", tmp1);
6834 
6835 	/* Swap polarity if required - Must be done only in non-1G mode */
6836 	if (params->lane_config & PORT_HW_CFG_SWAP_PHY_POLARITY_ENABLED) {
6837 		/* Configure the 8073 to swap _P and _N of the KR lines */
6838 		PMD_DRV_LOG(DEBUG, "Swapping polarity for the 8073");
6839 		/* 10G Rx/Tx and 1G Tx signal polarity swap */
6840 		elink_cl45_read(sc, phy,
6841 				MDIO_PMA_DEVAD,
6842 				MDIO_PMA_REG_8073_OPT_DIGITAL_CTRL, &val);
6843 		elink_cl45_write(sc, phy,
6844 				 MDIO_PMA_DEVAD,
6845 				 MDIO_PMA_REG_8073_OPT_DIGITAL_CTRL,
6846 				 (val | (3 << 9)));
6847 	}
6848 
6849 	/* Enable CL37 BAM */
6850 	if (REG_RD(sc, params->shmem_base +
6851 		   offsetof(struct shmem_region,
6852 			    dev_info.port_hw_config[params->port].
6853 			    default_cfg)) &
6854 	    PORT_HW_CFG_ENABLE_BAM_ON_KR_ENABLED) {
6855 
6856 		elink_cl45_read(sc, phy,
6857 				MDIO_AN_DEVAD, MDIO_AN_REG_8073_BAM, &val);
6858 		elink_cl45_write(sc, phy,
6859 				 MDIO_AN_DEVAD, MDIO_AN_REG_8073_BAM, val | 1);
6860 		PMD_DRV_LOG(DEBUG, "Enable CL37 BAM on KR");
6861 	}
6862 	if (params->loopback_mode == ELINK_LOOPBACK_EXT) {
6863 		elink_807x_force_10G(sc, phy);
6864 		PMD_DRV_LOG(DEBUG, "Forced speed 10G on 807X");
6865 		return ELINK_STATUS_OK;
6866 	} else {
6867 		elink_cl45_write(sc, phy,
6868 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_BNX2X_CTRL, 0x0002);
6869 	}
6870 	if (phy->req_line_speed != ELINK_SPEED_AUTO_NEG) {
6871 		if (phy->req_line_speed == ELINK_SPEED_10000) {
6872 			val = (1 << 7);
6873 		} else if (phy->req_line_speed == ELINK_SPEED_2500) {
6874 			val = (1 << 5);
6875 			/* Note that 2.5G works only when used with 1G
6876 			 * advertisement
6877 			 */
6878 		} else
6879 			val = (1 << 5);
6880 	} else {
6881 		val = 0;
6882 		if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)
6883 			val |= (1 << 7);
6884 
6885 		/* Note that 2.5G works only when used with 1G advertisement */
6886 		if (phy->speed_cap_mask &
6887 		    (PORT_HW_CFG_SPEED_CAPABILITY_D0_1G |
6888 		     PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G))
6889 			val |= (1 << 5);
6890 		PMD_DRV_LOG(DEBUG, "807x autoneg val = 0x%x", val);
6891 	}
6892 
6893 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV, val);
6894 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, &tmp1);
6895 
6896 	if (((phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) &&
6897 	     (phy->req_line_speed == ELINK_SPEED_AUTO_NEG)) ||
6898 	    (phy->req_line_speed == ELINK_SPEED_2500)) {
6899 		uint16_t phy_ver;
6900 		/* Allow 2.5G for A1 and above */
6901 		elink_cl45_read(sc, phy,
6902 				MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV,
6903 				&phy_ver);
6904 		PMD_DRV_LOG(DEBUG, "Add 2.5G");
6905 		if (phy_ver > 0)
6906 			tmp1 |= 1;
6907 		else
6908 			tmp1 &= 0xfffe;
6909 	} else {
6910 		PMD_DRV_LOG(DEBUG, "Disable 2.5G");
6911 		tmp1 &= 0xfffe;
6912 	}
6913 
6914 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, tmp1);
6915 	/* Add support for CL37 (passive mode) II */
6916 
6917 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, &tmp1);
6918 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD,
6919 			 (tmp1 | ((phy->req_duplex == DUPLEX_FULL) ?
6920 				  0x20 : 0x40)));
6921 
6922 	/* Add support for CL37 (passive mode) III */
6923 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
6924 
6925 	/* The SNR will improve about 2db by changing BW and FEE main
6926 	 * tap. Rest commands are executed after link is up
6927 	 * Change FFE main cursor to 5 in EDC register
6928 	 */
6929 	if (elink_8073_is_snr_needed(sc, phy))
6930 		elink_cl45_write(sc, phy,
6931 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_EDC_FFE_MAIN,
6932 				 0xFB0C);
6933 
6934 	/* Enable FEC (Forware Error Correction) Request in the AN */
6935 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, &tmp1);
6936 	tmp1 |= (1 << 15);
6937 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, tmp1);
6938 
6939 	elink_ext_phy_set_pause(params, phy, vars);
6940 
6941 	/* Restart autoneg */
6942 	DELAY(1000 * 500);
6943 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
6944 	PMD_DRV_LOG(DEBUG, "807x Autoneg Restart: Advertise 1G=%x, 10G=%x",
6945 		    ((val & (1 << 5)) > 0), ((val & (1 << 7)) > 0));
6946 	return ELINK_STATUS_OK;
6947 }
6948 
6949 static uint8_t elink_8073_read_status(struct elink_phy *phy,
6950 				      struct elink_params *params,
6951 				      struct elink_vars *vars)
6952 {
6953 	struct bnx2x_softc *sc = params->sc;
6954 	uint8_t link_up = 0;
6955 	uint16_t val1, val2;
6956 	uint16_t link_status = 0;
6957 	uint16_t an1000_status = 0;
6958 
6959 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1);
6960 
6961 	PMD_DRV_LOG(DEBUG, "8703 LASI status 0x%x", val1);
6962 
6963 	/* Clear the interrupt LASI status register */
6964 	elink_cl45_read(sc, phy, MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2);
6965 	elink_cl45_read(sc, phy, MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val1);
6966 	PMD_DRV_LOG(DEBUG, "807x PCS status 0x%x->0x%x", val2, val1);
6967 	/* Clear MSG-OUT */
6968 	elink_cl45_read(sc, phy,
6969 			MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1);
6970 
6971 	/* Check the LASI */
6972 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &val2);
6973 
6974 	PMD_DRV_LOG(DEBUG, "KR 0x9003 0x%x", val2);
6975 
6976 	/* Check the link status */
6977 	elink_cl45_read(sc, phy, MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2);
6978 	PMD_DRV_LOG(DEBUG, "KR PCS status 0x%x", val2);
6979 
6980 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
6981 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
6982 	link_up = ((val1 & 4) == 4);
6983 	PMD_DRV_LOG(DEBUG, "PMA_REG_STATUS=0x%x", val1);
6984 
6985 	if (link_up && ((phy->req_line_speed != ELINK_SPEED_10000))) {
6986 		if (elink_8073_xaui_wa(sc, phy) != 0)
6987 			return 0;
6988 	}
6989 	elink_cl45_read(sc, phy,
6990 			MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status);
6991 	elink_cl45_read(sc, phy,
6992 			MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status);
6993 
6994 	/* Check the link status on 1.1.2 */
6995 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
6996 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
6997 	PMD_DRV_LOG(DEBUG, "KR PMA status 0x%x->0x%x,"
6998 		    "an_link_status=0x%x", val2, val1, an1000_status);
6999 
7000 	link_up = (((val1 & 4) == 4) || (an1000_status & (1 << 1)));
7001 	if (link_up && elink_8073_is_snr_needed(sc, phy)) {
7002 		/* The SNR will improve about 2dbby changing the BW and FEE main
7003 		 * tap. The 1st write to change FFE main tap is set before
7004 		 * restart AN. Change PLL Bandwidth in EDC register
7005 		 */
7006 		elink_cl45_write(sc, phy,
7007 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_PLL_BANDWIDTH,
7008 				 0x26BC);
7009 
7010 		/* Change CDR Bandwidth in EDC register */
7011 		elink_cl45_write(sc, phy,
7012 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_CDR_BANDWIDTH,
7013 				 0x0333);
7014 	}
7015 	elink_cl45_read(sc, phy,
7016 			MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_SPEED_LINK_STATUS,
7017 			&link_status);
7018 
7019 	/* Bits 0..2 --> speed detected, bits 13..15--> link is down */
7020 	if ((link_status & (1 << 2)) && (!(link_status & (1 << 15)))) {
7021 		link_up = 1;
7022 		vars->line_speed = ELINK_SPEED_10000;
7023 		PMD_DRV_LOG(DEBUG, "port %x: External link up in 10G",
7024 			    params->port);
7025 	} else if ((link_status & (1 << 1)) && (!(link_status & (1 << 14)))) {
7026 		link_up = 1;
7027 		vars->line_speed = ELINK_SPEED_2500;
7028 		PMD_DRV_LOG(DEBUG, "port %x: External link up in 2.5G",
7029 			    params->port);
7030 	} else if ((link_status & (1 << 0)) && (!(link_status & (1 << 13)))) {
7031 		link_up = 1;
7032 		vars->line_speed = ELINK_SPEED_1000;
7033 		PMD_DRV_LOG(DEBUG, "port %x: External link up in 1G",
7034 			    params->port);
7035 	} else {
7036 		link_up = 0;
7037 		PMD_DRV_LOG(DEBUG, "port %x: External link is down",
7038 			    params->port);
7039 	}
7040 
7041 	if (link_up) {
7042 		/* Swap polarity if required */
7043 		if (params->lane_config & PORT_HW_CFG_SWAP_PHY_POLARITY_ENABLED) {
7044 			/* Configure the 8073 to swap P and N of the KR lines */
7045 			elink_cl45_read(sc, phy,
7046 					MDIO_XS_DEVAD,
7047 					MDIO_XS_REG_8073_RX_CTRL_PCIE, &val1);
7048 			/* Set bit 3 to invert Rx in 1G mode and clear this bit
7049 			 * when it`s in 10G mode.
7050 			 */
7051 			if (vars->line_speed == ELINK_SPEED_1000) {
7052 				PMD_DRV_LOG(DEBUG, "Swapping 1G polarity for"
7053 					    "the 8073");
7054 				val1 |= (1 << 3);
7055 			} else
7056 				val1 &= ~(1 << 3);
7057 
7058 			elink_cl45_write(sc, phy,
7059 					 MDIO_XS_DEVAD,
7060 					 MDIO_XS_REG_8073_RX_CTRL_PCIE, val1);
7061 		}
7062 		elink_ext_phy_10G_an_resolve(sc, phy, vars);
7063 		elink_8073_resolve_fc(phy, params, vars);
7064 		vars->duplex = DUPLEX_FULL;
7065 	}
7066 
7067 	if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
7068 		elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
7069 				MDIO_AN_REG_LP_AUTO_NEG2, &val1);
7070 
7071 		if (val1 & (1 << 5))
7072 			vars->link_status |=
7073 			    LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
7074 		if (val1 & (1 << 7))
7075 			vars->link_status |=
7076 			    LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
7077 	}
7078 
7079 	return link_up;
7080 }
7081 
7082 static void elink_8073_link_reset(__rte_unused struct elink_phy *phy,
7083 				  struct elink_params *params)
7084 {
7085 	struct bnx2x_softc *sc = params->sc;
7086 	uint8_t gpio_port;
7087 	if (CHIP_IS_E2(sc))
7088 		gpio_port = SC_PATH(sc);
7089 	else
7090 		gpio_port = params->port;
7091 	PMD_DRV_LOG(DEBUG, "Setting 8073 port %d into low power mode",
7092 		    gpio_port);
7093 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
7094 			    MISC_REGISTERS_GPIO_OUTPUT_LOW, gpio_port);
7095 }
7096 
7097 /******************************************************************/
7098 /*			BNX2X8705 PHY SECTION			  */
7099 /******************************************************************/
7100 static elink_status_t elink_8705_config_init(struct elink_phy *phy,
7101 					     struct elink_params *params,
7102 					     __rte_unused struct elink_vars
7103 					     *vars)
7104 {
7105 	struct bnx2x_softc *sc = params->sc;
7106 	PMD_DRV_LOG(DEBUG, "init 8705");
7107 	/* Restore normal power mode */
7108 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
7109 			    MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
7110 	/* HW reset */
7111 	elink_ext_phy_hw_reset(sc, params->port);
7112 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040);
7113 	elink_wait_reset_complete(sc, phy, params);
7114 
7115 	elink_cl45_write(sc, phy,
7116 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL, 0x8288);
7117 	elink_cl45_write(sc, phy,
7118 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, 0x7fbf);
7119 	elink_cl45_write(sc, phy,
7120 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_CMU_PLL_BYPASS, 0x0100);
7121 	elink_cl45_write(sc, phy, MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_CNTL, 0x1);
7122 	/* BNX2X8705 doesn't have microcode, hence the 0 */
7123 	elink_save_spirom_version(sc, params->port, params->shmem_base, 0);
7124 	return ELINK_STATUS_OK;
7125 }
7126 
7127 static uint8_t elink_8705_read_status(struct elink_phy *phy,
7128 				      struct elink_params *params,
7129 				      struct elink_vars *vars)
7130 {
7131 	uint8_t link_up = 0;
7132 	uint16_t val1, rx_sd;
7133 	struct bnx2x_softc *sc = params->sc;
7134 	PMD_DRV_LOG(DEBUG, "read status 8705");
7135 	elink_cl45_read(sc, phy,
7136 			MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1);
7137 	PMD_DRV_LOG(DEBUG, "8705 LASI status 0x%x", val1);
7138 
7139 	elink_cl45_read(sc, phy,
7140 			MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1);
7141 	PMD_DRV_LOG(DEBUG, "8705 LASI status 0x%x", val1);
7142 
7143 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd);
7144 
7145 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xc809, &val1);
7146 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xc809, &val1);
7147 
7148 	PMD_DRV_LOG(DEBUG, "8705 1.c809 val=0x%x", val1);
7149 	link_up = ((rx_sd & 0x1) && (val1 & (1 << 9))
7150 		   && ((val1 & (1 << 8)) == 0));
7151 	if (link_up) {
7152 		vars->line_speed = ELINK_SPEED_10000;
7153 		elink_ext_phy_resolve_fc(phy, params, vars);
7154 	}
7155 	return link_up;
7156 }
7157 
7158 /******************************************************************/
7159 /*			SFP+ module Section			  */
7160 /******************************************************************/
7161 static void elink_set_disable_pmd_transmit(struct elink_params *params,
7162 					   struct elink_phy *phy,
7163 					   uint8_t pmd_dis)
7164 {
7165 	struct bnx2x_softc *sc = params->sc;
7166 	/* Disable transmitter only for bootcodes which can enable it afterwards
7167 	 * (for D3 link)
7168 	 */
7169 	if (pmd_dis) {
7170 		if (params->feature_config_flags &
7171 		    ELINK_FEATURE_CONFIG_BC_SUPPORTS_SFP_TX_DISABLED) {
7172 			PMD_DRV_LOG(DEBUG, "Disabling PMD transmitter");
7173 		} else {
7174 			PMD_DRV_LOG(DEBUG, "NOT disabling PMD transmitter");
7175 			return;
7176 		}
7177 	} else {
7178 		PMD_DRV_LOG(DEBUG, "Enabling PMD transmitter");
7179 	}
7180 	elink_cl45_write(sc, phy,
7181 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_TX_DISABLE, pmd_dis);
7182 }
7183 
7184 static uint8_t elink_get_gpio_port(struct elink_params *params)
7185 {
7186 	uint8_t gpio_port;
7187 	uint32_t swap_val, swap_override;
7188 	struct bnx2x_softc *sc = params->sc;
7189 	if (CHIP_IS_E2(sc)) {
7190 		gpio_port = SC_PATH(sc);
7191 	} else {
7192 		gpio_port = params->port;
7193 	}
7194 	swap_val = REG_RD(sc, NIG_REG_PORT_SWAP);
7195 	swap_override = REG_RD(sc, NIG_REG_STRAP_OVERRIDE);
7196 	return gpio_port ^ (swap_val && swap_override);
7197 }
7198 
7199 static void elink_sfp_e1e2_set_transmitter(struct elink_params *params,
7200 					   struct elink_phy *phy, uint8_t tx_en)
7201 {
7202 	uint16_t val;
7203 	uint8_t port = params->port;
7204 	struct bnx2x_softc *sc = params->sc;
7205 	uint32_t tx_en_mode;
7206 
7207 	/* Disable/Enable transmitter ( TX laser of the SFP+ module.) */
7208 	tx_en_mode = REG_RD(sc, params->shmem_base +
7209 			    offsetof(struct shmem_region,
7210 				     dev_info.port_hw_config[port].sfp_ctrl)) &
7211 	    PORT_HW_CFG_TX_LASER_MASK;
7212 	PMD_DRV_LOG(DEBUG, "Setting transmitter tx_en=%x for port %x "
7213 		    "mode = %x", tx_en, port, tx_en_mode);
7214 	switch (tx_en_mode) {
7215 	case PORT_HW_CFG_TX_LASER_MDIO:
7216 
7217 		elink_cl45_read(sc, phy,
7218 				MDIO_PMA_DEVAD,
7219 				MDIO_PMA_REG_PHY_IDENTIFIER, &val);
7220 
7221 		if (tx_en)
7222 			val &= ~(1 << 15);
7223 		else
7224 			val |= (1 << 15);
7225 
7226 		elink_cl45_write(sc, phy,
7227 				 MDIO_PMA_DEVAD,
7228 				 MDIO_PMA_REG_PHY_IDENTIFIER, val);
7229 		break;
7230 	case PORT_HW_CFG_TX_LASER_GPIO0:
7231 	case PORT_HW_CFG_TX_LASER_GPIO1:
7232 	case PORT_HW_CFG_TX_LASER_GPIO2:
7233 	case PORT_HW_CFG_TX_LASER_GPIO3:
7234 		{
7235 			uint16_t gpio_pin;
7236 			uint8_t gpio_port, gpio_mode;
7237 			if (tx_en)
7238 				gpio_mode = MISC_REGISTERS_GPIO_OUTPUT_HIGH;
7239 			else
7240 				gpio_mode = MISC_REGISTERS_GPIO_OUTPUT_LOW;
7241 
7242 			gpio_pin = tx_en_mode - PORT_HW_CFG_TX_LASER_GPIO0;
7243 			gpio_port = elink_get_gpio_port(params);
7244 			elink_cb_gpio_write(sc, gpio_pin, gpio_mode, gpio_port);
7245 			break;
7246 		}
7247 	default:
7248 		PMD_DRV_LOG(DEBUG, "Invalid TX_LASER_MDIO 0x%x", tx_en_mode);
7249 		break;
7250 	}
7251 }
7252 
7253 static void elink_sfp_set_transmitter(struct elink_params *params,
7254 				      struct elink_phy *phy, uint8_t tx_en)
7255 {
7256 	struct bnx2x_softc *sc = params->sc;
7257 	PMD_DRV_LOG(DEBUG, "Setting SFP+ transmitter to %d", tx_en);
7258 	if (CHIP_IS_E3(sc))
7259 		elink_sfp_e3_set_transmitter(params, phy, tx_en);
7260 	else
7261 		elink_sfp_e1e2_set_transmitter(params, phy, tx_en);
7262 }
7263 
7264 static elink_status_t elink_8726_read_sfp_module_eeprom(struct elink_phy *phy,
7265 							struct elink_params
7266 							*params,
7267 							uint8_t dev_addr,
7268 							uint16_t addr,
7269 							uint8_t byte_cnt,
7270 							uint8_t * o_buf,
7271 							__rte_unused uint8_t
7272 							is_init)
7273 {
7274 	struct bnx2x_softc *sc = params->sc;
7275 	uint16_t val = 0;
7276 	uint16_t i;
7277 	if (byte_cnt > ELINK_SFP_EEPROM_PAGE_SIZE) {
7278 		PMD_DRV_LOG(DEBUG, "Reading from eeprom is limited to 0xf");
7279 		return ELINK_STATUS_ERROR;
7280 	}
7281 	/* Set the read command byte count */
7282 	elink_cl45_write(sc, phy,
7283 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT,
7284 			 (byte_cnt | (dev_addr << 8)));
7285 
7286 	/* Set the read command address */
7287 	elink_cl45_write(sc, phy,
7288 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR,
7289 			 addr);
7290 
7291 	/* Activate read command */
7292 	elink_cl45_write(sc, phy,
7293 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_CTRL,
7294 			 0x2c0f);
7295 
7296 	/* Wait up to 500us for command complete status */
7297 	for (i = 0; i < 100; i++) {
7298 		elink_cl45_read(sc, phy,
7299 				MDIO_PMA_DEVAD,
7300 				MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
7301 		if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
7302 		    MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE)
7303 			break;
7304 		DELAY(5);
7305 	}
7306 
7307 	if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) !=
7308 	    MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) {
7309 		PMD_DRV_LOG(DEBUG,
7310 			    "Got bad status 0x%x when reading from SFP+ EEPROM",
7311 			    (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK));
7312 		return ELINK_STATUS_ERROR;
7313 	}
7314 
7315 	/* Read the buffer */
7316 	for (i = 0; i < byte_cnt; i++) {
7317 		elink_cl45_read(sc, phy,
7318 				MDIO_PMA_DEVAD,
7319 				MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF + i, &val);
7320 		o_buf[i] =
7321 		    (uint8_t) (val & MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK);
7322 	}
7323 
7324 	for (i = 0; i < 100; i++) {
7325 		elink_cl45_read(sc, phy,
7326 				MDIO_PMA_DEVAD,
7327 				MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
7328 		if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
7329 		    MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE)
7330 			return ELINK_STATUS_OK;
7331 		DELAY(1000 * 1);
7332 	}
7333 	return ELINK_STATUS_ERROR;
7334 }
7335 
7336 static void elink_warpcore_power_module(struct elink_params *params,
7337 					uint8_t power)
7338 {
7339 	uint32_t pin_cfg;
7340 	struct bnx2x_softc *sc = params->sc;
7341 
7342 	pin_cfg = (REG_RD(sc, params->shmem_base +
7343 			  offsetof(struct shmem_region,
7344 				   dev_info.port_hw_config[params->port].
7345 				   e3_sfp_ctrl)) & PORT_HW_CFG_E3_PWR_DIS_MASK)
7346 	    >> PORT_HW_CFG_E3_PWR_DIS_SHIFT;
7347 
7348 	if (pin_cfg == PIN_CFG_NA)
7349 		return;
7350 	PMD_DRV_LOG(DEBUG, "Setting SFP+ module power to %d using pin cfg %d",
7351 		    power, pin_cfg);
7352 	/* Low ==> corresponding SFP+ module is powered
7353 	 * high ==> the SFP+ module is powered down
7354 	 */
7355 	elink_set_cfg_pin(sc, pin_cfg, power ^ 1);
7356 }
7357 
7358 static elink_status_t elink_warpcore_read_sfp_module_eeprom(__rte_unused struct
7359 							    elink_phy *phy,
7360 							    struct elink_params
7361 							    *params,
7362 							    uint8_t dev_addr,
7363 							    uint16_t addr,
7364 							    uint8_t byte_cnt,
7365 							    uint8_t * o_buf,
7366 							    uint8_t is_init)
7367 {
7368 	elink_status_t rc = ELINK_STATUS_OK;
7369 	uint8_t i, j = 0, cnt = 0;
7370 	uint32_t data_array[4];
7371 	uint16_t addr32;
7372 	struct bnx2x_softc *sc = params->sc;
7373 
7374 	if (byte_cnt > ELINK_SFP_EEPROM_PAGE_SIZE) {
7375 		PMD_DRV_LOG(DEBUG,
7376 			    "Reading from eeprom is limited to 16 bytes");
7377 		return ELINK_STATUS_ERROR;
7378 	}
7379 
7380 	/* 4 byte aligned address */
7381 	addr32 = addr & (~0x3);
7382 	do {
7383 		if ((!is_init) && (cnt == I2C_WA_PWR_ITER)) {
7384 			elink_warpcore_power_module(params, 0);
7385 			/* Note that 100us are not enough here */
7386 			DELAY(1000 * 1);
7387 			elink_warpcore_power_module(params, 1);
7388 		}
7389 		rc = elink_bsc_read(params, sc, dev_addr, addr32, 0, byte_cnt,
7390 				    data_array);
7391 	} while ((rc != ELINK_STATUS_OK) && (++cnt < I2C_WA_RETRY_CNT));
7392 
7393 	if (rc == ELINK_STATUS_OK) {
7394 		for (i = (addr - addr32); i < byte_cnt + (addr - addr32); i++) {
7395 			o_buf[j] = *((uint8_t *) data_array + i);
7396 			j++;
7397 		}
7398 	}
7399 
7400 	return rc;
7401 }
7402 
7403 static elink_status_t elink_8727_read_sfp_module_eeprom(struct elink_phy *phy,
7404 							struct elink_params
7405 							*params,
7406 							uint8_t dev_addr,
7407 							uint16_t addr,
7408 							uint8_t byte_cnt,
7409 							uint8_t * o_buf,
7410 							__rte_unused uint8_t
7411 							is_init)
7412 {
7413 	struct bnx2x_softc *sc = params->sc;
7414 	uint16_t val, i;
7415 
7416 	if (byte_cnt > ELINK_SFP_EEPROM_PAGE_SIZE) {
7417 		PMD_DRV_LOG(DEBUG, "Reading from eeprom is limited to 0xf");
7418 		return ELINK_STATUS_ERROR;
7419 	}
7420 
7421 	/* Set 2-wire transfer rate of SFP+ module EEPROM
7422 	 * to 100Khz since some DACs(direct attached cables) do
7423 	 * not work at 400Khz.
7424 	 */
7425 	elink_cl45_write(sc, phy,
7426 			 MDIO_PMA_DEVAD,
7427 			 MDIO_PMA_REG_8727_TWO_WIRE_SLAVE_ADDR,
7428 			 ((dev_addr << 8) | 1));
7429 
7430 	/* Need to read from 1.8000 to clear it */
7431 	elink_cl45_read(sc, phy,
7432 			MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
7433 
7434 	/* Set the read command byte count */
7435 	elink_cl45_write(sc, phy,
7436 			 MDIO_PMA_DEVAD,
7437 			 MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT,
7438 			 ((byte_cnt < 2) ? 2 : byte_cnt));
7439 
7440 	/* Set the read command address */
7441 	elink_cl45_write(sc, phy,
7442 			 MDIO_PMA_DEVAD,
7443 			 MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR, addr);
7444 	/* Set the destination address */
7445 	elink_cl45_write(sc, phy,
7446 			 MDIO_PMA_DEVAD,
7447 			 0x8004, MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF);
7448 
7449 	/* Activate read command */
7450 	elink_cl45_write(sc, phy,
7451 			 MDIO_PMA_DEVAD,
7452 			 MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, 0x8002);
7453 	/* Wait appropriate time for two-wire command to finish before
7454 	 * polling the status register
7455 	 */
7456 	DELAY(1000 * 1);
7457 
7458 	/* Wait up to 500us for command complete status */
7459 	for (i = 0; i < 100; i++) {
7460 		elink_cl45_read(sc, phy,
7461 				MDIO_PMA_DEVAD,
7462 				MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
7463 		if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
7464 		    MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE)
7465 			break;
7466 		DELAY(5);
7467 	}
7468 
7469 	if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) !=
7470 	    MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) {
7471 		PMD_DRV_LOG(DEBUG,
7472 			    "Got bad status 0x%x when reading from SFP+ EEPROM",
7473 			    (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK));
7474 		return ELINK_STATUS_TIMEOUT;
7475 	}
7476 
7477 	/* Read the buffer */
7478 	for (i = 0; i < byte_cnt; i++) {
7479 		elink_cl45_read(sc, phy,
7480 				MDIO_PMA_DEVAD,
7481 				MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF + i, &val);
7482 		o_buf[i] =
7483 		    (uint8_t) (val & MDIO_PMA_REG_8727_TWO_WIRE_DATA_MASK);
7484 	}
7485 
7486 	for (i = 0; i < 100; i++) {
7487 		elink_cl45_read(sc, phy,
7488 				MDIO_PMA_DEVAD,
7489 				MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
7490 		if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
7491 		    MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE)
7492 			return ELINK_STATUS_OK;
7493 		DELAY(1000 * 1);
7494 	}
7495 
7496 	return ELINK_STATUS_ERROR;
7497 }
7498 
7499 static elink_status_t elink_read_sfp_module_eeprom(struct elink_phy *phy,
7500 						   struct elink_params *params,
7501 						   uint8_t dev_addr,
7502 						   uint16_t addr,
7503 						   uint16_t byte_cnt,
7504 						   uint8_t * o_buf)
7505 {
7506 	elink_status_t rc = ELINK_STATUS_OK;
7507 	uint8_t xfer_size;
7508 	uint8_t *user_data = o_buf;
7509 	read_sfp_module_eeprom_func_p read_func;
7510 
7511 	if ((dev_addr != 0xa0) && (dev_addr != 0xa2)) {
7512 		PMD_DRV_LOG(DEBUG, "invalid dev_addr 0x%x", dev_addr);
7513 		return ELINK_STATUS_ERROR;
7514 	}
7515 
7516 	switch (phy->type) {
7517 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726:
7518 		read_func = elink_8726_read_sfp_module_eeprom;
7519 		break;
7520 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727:
7521 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722:
7522 		read_func = elink_8727_read_sfp_module_eeprom;
7523 		break;
7524 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
7525 		read_func = elink_warpcore_read_sfp_module_eeprom;
7526 		break;
7527 	default:
7528 		return ELINK_OP_NOT_SUPPORTED;
7529 	}
7530 
7531 	while (!rc && (byte_cnt > 0)) {
7532 		xfer_size = (byte_cnt > ELINK_SFP_EEPROM_PAGE_SIZE) ?
7533 		    ELINK_SFP_EEPROM_PAGE_SIZE : byte_cnt;
7534 		rc = read_func(phy, params, dev_addr, addr, xfer_size,
7535 			       user_data, 0);
7536 		byte_cnt -= xfer_size;
7537 		user_data += xfer_size;
7538 		addr += xfer_size;
7539 	}
7540 	return rc;
7541 }
7542 
7543 static elink_status_t elink_get_edc_mode(struct elink_phy *phy,
7544 					 struct elink_params *params,
7545 					 uint16_t * edc_mode)
7546 {
7547 	struct bnx2x_softc *sc = params->sc;
7548 	uint32_t sync_offset = 0, phy_idx, media_types;
7549 	uint8_t gport, val[2], check_limiting_mode = 0;
7550 	*edc_mode = ELINK_EDC_MODE_LIMITING;
7551 	phy->media_type = ELINK_ETH_PHY_UNSPECIFIED;
7552 	/* First check for copper cable */
7553 	if (elink_read_sfp_module_eeprom(phy,
7554 					 params,
7555 					 ELINK_I2C_DEV_ADDR_A0,
7556 					 ELINK_SFP_EEPROM_CON_TYPE_ADDR,
7557 					 2, (uint8_t *) val) != 0) {
7558 		PMD_DRV_LOG(DEBUG, "Failed to read from SFP+ module EEPROM");
7559 		return ELINK_STATUS_ERROR;
7560 	}
7561 
7562 	switch (val[0]) {
7563 	case ELINK_SFP_EEPROM_CON_TYPE_VAL_COPPER:
7564 		{
7565 			uint8_t copper_module_type;
7566 			phy->media_type = ELINK_ETH_PHY_DA_TWINAX;
7567 			/* Check if its active cable (includes SFP+ module)
7568 			 * of passive cable
7569 			 */
7570 			if (elink_read_sfp_module_eeprom(phy,
7571 							 params,
7572 							 ELINK_I2C_DEV_ADDR_A0,
7573 							 ELINK_SFP_EEPROM_FC_TX_TECH_ADDR,
7574 							 1,
7575 							 &copper_module_type) !=
7576 			    0) {
7577 				PMD_DRV_LOG(DEBUG,
7578 					    "Failed to read copper-cable-type"
7579 					    " from SFP+ EEPROM");
7580 				return ELINK_STATUS_ERROR;
7581 			}
7582 
7583 			if (copper_module_type &
7584 			    ELINK_SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) {
7585 				PMD_DRV_LOG(DEBUG,
7586 					    "Active Copper cable detected");
7587 				if (phy->type ==
7588 				    PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
7589 					*edc_mode = ELINK_EDC_MODE_ACTIVE_DAC;
7590 				else
7591 					check_limiting_mode = 1;
7592 			} else if (copper_module_type &
7593 				   ELINK_SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE)
7594 			{
7595 				PMD_DRV_LOG(DEBUG,
7596 					    "Passive Copper cable detected");
7597 				*edc_mode = ELINK_EDC_MODE_PASSIVE_DAC;
7598 			} else {
7599 				PMD_DRV_LOG(DEBUG,
7600 					    "Unknown copper-cable-type 0x%x !!!",
7601 					    copper_module_type);
7602 				return ELINK_STATUS_ERROR;
7603 			}
7604 			break;
7605 		}
7606 	case ELINK_SFP_EEPROM_CON_TYPE_VAL_LC:
7607 	case ELINK_SFP_EEPROM_CON_TYPE_VAL_RJ45:
7608 		check_limiting_mode = 1;
7609 		if ((val[1] & (ELINK_SFP_EEPROM_COMP_CODE_SR_MASK |
7610 			       ELINK_SFP_EEPROM_COMP_CODE_LR_MASK |
7611 			       ELINK_SFP_EEPROM_COMP_CODE_LRM_MASK)) == 0) {
7612 			PMD_DRV_LOG(DEBUG, "1G SFP module detected");
7613 			gport = params->port;
7614 			phy->media_type = ELINK_ETH_PHY_SFP_1G_FIBER;
7615 			if (phy->req_line_speed != ELINK_SPEED_1000) {
7616 				phy->req_line_speed = ELINK_SPEED_1000;
7617 				if (!CHIP_IS_E1x(sc)) {
7618 					gport = SC_PATH(sc) +
7619 					    (params->port << 1);
7620 				}
7621 				elink_cb_event_log(sc, ELINK_LOG_ID_NON_10G_MODULE, gport);	//"Warning: Link speed was forced to 1000Mbps."
7622 				// " Current SFP module in port %d is not"
7623 				// " compliant with 10G Ethernet",
7624 
7625 			}
7626 		} else {
7627 			int idx, cfg_idx = 0;
7628 			PMD_DRV_LOG(DEBUG, "10G Optic module detected");
7629 			for (idx = ELINK_INT_PHY; idx < ELINK_MAX_PHYS; idx++) {
7630 				if (params->phy[idx].type == phy->type) {
7631 					cfg_idx = ELINK_LINK_CONFIG_IDX(idx);
7632 					break;
7633 				}
7634 			}
7635 			phy->media_type = ELINK_ETH_PHY_SFPP_10G_FIBER;
7636 			phy->req_line_speed = params->req_line_speed[cfg_idx];
7637 		}
7638 		break;
7639 	default:
7640 		PMD_DRV_LOG(DEBUG, "Unable to determine module type 0x%x !!!",
7641 			    val[0]);
7642 		return ELINK_STATUS_ERROR;
7643 	}
7644 	sync_offset = params->shmem_base +
7645 	    offsetof(struct shmem_region,
7646 		     dev_info.port_hw_config[params->port].media_type);
7647 	media_types = REG_RD(sc, sync_offset);
7648 	/* Update media type for non-PMF sync */
7649 	for (phy_idx = ELINK_INT_PHY; phy_idx < ELINK_MAX_PHYS; phy_idx++) {
7650 		if (&(params->phy[phy_idx]) == phy) {
7651 			media_types &= ~(PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK <<
7652 					 (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT *
7653 					  phy_idx));
7654 			media_types |=
7655 			    ((phy->
7656 			      media_type & PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK) <<
7657 			     (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT * phy_idx));
7658 			break;
7659 		}
7660 	}
7661 	REG_WR(sc, sync_offset, media_types);
7662 	if (check_limiting_mode) {
7663 		uint8_t options[ELINK_SFP_EEPROM_OPTIONS_SIZE];
7664 		if (elink_read_sfp_module_eeprom(phy,
7665 						 params,
7666 						 ELINK_I2C_DEV_ADDR_A0,
7667 						 ELINK_SFP_EEPROM_OPTIONS_ADDR,
7668 						 ELINK_SFP_EEPROM_OPTIONS_SIZE,
7669 						 options) != 0) {
7670 			PMD_DRV_LOG(DEBUG,
7671 				    "Failed to read Option field from module EEPROM");
7672 			return ELINK_STATUS_ERROR;
7673 		}
7674 		if ((options[0] & ELINK_SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK))
7675 			*edc_mode = ELINK_EDC_MODE_LINEAR;
7676 		else
7677 			*edc_mode = ELINK_EDC_MODE_LIMITING;
7678 	}
7679 	PMD_DRV_LOG(DEBUG, "EDC mode is set to 0x%x", *edc_mode);
7680 	return ELINK_STATUS_OK;
7681 }
7682 
7683 /* This function read the relevant field from the module (SFP+), and verify it
7684  * is compliant with this board
7685  */
7686 static elink_status_t elink_verify_sfp_module(struct elink_phy *phy,
7687 					      struct elink_params *params)
7688 {
7689 	struct bnx2x_softc *sc = params->sc;
7690 	uint32_t val, cmd;
7691 	uint32_t fw_resp, fw_cmd_param;
7692 	char vendor_name[ELINK_SFP_EEPROM_VENDOR_NAME_SIZE + 1];
7693 	char vendor_pn[ELINK_SFP_EEPROM_PART_NO_SIZE + 1];
7694 	phy->flags &= ~ELINK_FLAGS_SFP_NOT_APPROVED;
7695 	val = REG_RD(sc, params->shmem_base +
7696 		     offsetof(struct shmem_region,
7697 			      dev_info.port_feature_config[params->port].
7698 			      config));
7699 	if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
7700 	    PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_NO_ENFORCEMENT) {
7701 		PMD_DRV_LOG(DEBUG, "NOT enforcing module verification");
7702 		return ELINK_STATUS_OK;
7703 	}
7704 
7705 	if (params->feature_config_flags &
7706 	    ELINK_FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY) {
7707 		/* Use specific phy request */
7708 		cmd = DRV_MSG_CODE_VRFY_SPECIFIC_PHY_OPT_MDL;
7709 	} else if (params->feature_config_flags &
7710 		   ELINK_FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY) {
7711 		/* Use first phy request only in case of non-dual media */
7712 		if (ELINK_DUAL_MEDIA(params)) {
7713 			PMD_DRV_LOG(DEBUG,
7714 				    "FW does not support OPT MDL verification");
7715 			return ELINK_STATUS_ERROR;
7716 		}
7717 		cmd = DRV_MSG_CODE_VRFY_FIRST_PHY_OPT_MDL;
7718 	} else {
7719 		/* No support in OPT MDL detection */
7720 		PMD_DRV_LOG(DEBUG, "FW does not support OPT MDL verification");
7721 		return ELINK_STATUS_ERROR;
7722 	}
7723 
7724 	fw_cmd_param = ELINK_FW_PARAM_SET(phy->addr, phy->type, phy->mdio_ctrl);
7725 	fw_resp = elink_cb_fw_command(sc, cmd, fw_cmd_param);
7726 	if (fw_resp == FW_MSG_CODE_VRFY_OPT_MDL_SUCCESS) {
7727 		PMD_DRV_LOG(DEBUG, "Approved module");
7728 		return ELINK_STATUS_OK;
7729 	}
7730 
7731 	/* Format the warning message */
7732 	if (elink_read_sfp_module_eeprom(phy,
7733 					 params,
7734 					 ELINK_I2C_DEV_ADDR_A0,
7735 					 ELINK_SFP_EEPROM_VENDOR_NAME_ADDR,
7736 					 ELINK_SFP_EEPROM_VENDOR_NAME_SIZE,
7737 					 (uint8_t *) vendor_name))
7738 		vendor_name[0] = '\0';
7739 	else
7740 		vendor_name[ELINK_SFP_EEPROM_VENDOR_NAME_SIZE] = '\0';
7741 	if (elink_read_sfp_module_eeprom(phy,
7742 					 params,
7743 					 ELINK_I2C_DEV_ADDR_A0,
7744 					 ELINK_SFP_EEPROM_PART_NO_ADDR,
7745 					 ELINK_SFP_EEPROM_PART_NO_SIZE,
7746 					 (uint8_t *) vendor_pn))
7747 		vendor_pn[0] = '\0';
7748 	else
7749 		vendor_pn[ELINK_SFP_EEPROM_PART_NO_SIZE] = '\0';
7750 
7751 	elink_cb_event_log(sc, ELINK_LOG_ID_UNQUAL_IO_MODULE, params->port, vendor_name, vendor_pn);	// "Warning: Unqualified SFP+ module detected,"
7752 	// " Port %d from %s part number %s",
7753 
7754 	if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) !=
7755 	    PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_WARNING_MSG)
7756 		phy->flags |= ELINK_FLAGS_SFP_NOT_APPROVED;
7757 	return ELINK_STATUS_ERROR;
7758 }
7759 
7760 static elink_status_t elink_wait_for_sfp_module_initialized(struct elink_phy
7761 							    *phy,
7762 							    struct elink_params
7763 							    *params)
7764 {
7765 	uint8_t val;
7766 	elink_status_t rc;
7767 	uint16_t timeout;
7768 	/* Initialization time after hot-plug may take up to 300ms for
7769 	 * some phys type ( e.g. JDSU )
7770 	 */
7771 
7772 	for (timeout = 0; timeout < 60; timeout++) {
7773 		if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
7774 			rc = elink_warpcore_read_sfp_module_eeprom(phy, params,
7775 								   ELINK_I2C_DEV_ADDR_A0,
7776 								   1, 1, &val,
7777 								   1);
7778 		else
7779 			rc = elink_read_sfp_module_eeprom(phy, params,
7780 							  ELINK_I2C_DEV_ADDR_A0,
7781 							  1, 1, &val);
7782 		if (rc == 0) {
7783 			PMD_DRV_LOG(DEBUG,
7784 				    "SFP+ module initialization took %d ms",
7785 				    timeout * 5);
7786 			return ELINK_STATUS_OK;
7787 		}
7788 		DELAY(1000 * 5);
7789 	}
7790 	rc = elink_read_sfp_module_eeprom(phy, params, ELINK_I2C_DEV_ADDR_A0,
7791 					  1, 1, &val);
7792 	return rc;
7793 }
7794 
7795 static void elink_8727_power_module(struct bnx2x_softc *sc,
7796 				    struct elink_phy *phy, uint8_t is_power_up)
7797 {
7798 	/* Make sure GPIOs are not using for LED mode */
7799 	uint16_t val;
7800 	/* In the GPIO register, bit 4 is use to determine if the GPIOs are
7801 	 * operating as INPUT or as OUTPUT. Bit 1 is for input, and 0 for
7802 	 * output
7803 	 * Bits 0-1 determine the GPIOs value for OUTPUT in case bit 4 val is 0
7804 	 * Bits 8-9 determine the GPIOs value for INPUT in case bit 4 val is 1
7805 	 * where the 1st bit is the over-current(only input), and 2nd bit is
7806 	 * for power( only output )
7807 	 *
7808 	 * In case of NOC feature is disabled and power is up, set GPIO control
7809 	 *  as input to enable listening of over-current indication
7810 	 */
7811 	if (phy->flags & ELINK_FLAGS_NOC)
7812 		return;
7813 	if (is_power_up)
7814 		val = (1 << 4);
7815 	else
7816 		/* Set GPIO control to OUTPUT, and set the power bit
7817 		 * to according to the is_power_up
7818 		 */
7819 		val = (1 << 1);
7820 
7821 	elink_cl45_write(sc, phy,
7822 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL, val);
7823 }
7824 
7825 static elink_status_t elink_8726_set_limiting_mode(struct bnx2x_softc *sc,
7826 						   struct elink_phy *phy,
7827 						   uint16_t edc_mode)
7828 {
7829 	uint16_t cur_limiting_mode;
7830 
7831 	elink_cl45_read(sc, phy,
7832 			MDIO_PMA_DEVAD,
7833 			MDIO_PMA_REG_ROM_VER2, &cur_limiting_mode);
7834 	PMD_DRV_LOG(DEBUG, "Current Limiting mode is 0x%x", cur_limiting_mode);
7835 
7836 	if (edc_mode == ELINK_EDC_MODE_LIMITING) {
7837 		PMD_DRV_LOG(DEBUG, "Setting LIMITING MODE");
7838 		elink_cl45_write(sc, phy,
7839 				 MDIO_PMA_DEVAD,
7840 				 MDIO_PMA_REG_ROM_VER2,
7841 				 ELINK_EDC_MODE_LIMITING);
7842 	} else {		/* LRM mode ( default ) */
7843 
7844 		PMD_DRV_LOG(DEBUG, "Setting LRM MODE");
7845 
7846 		/* Changing to LRM mode takes quite few seconds. So do it only
7847 		 * if current mode is limiting (default is LRM)
7848 		 */
7849 		if (cur_limiting_mode != ELINK_EDC_MODE_LIMITING)
7850 			return ELINK_STATUS_OK;
7851 
7852 		elink_cl45_write(sc, phy,
7853 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_LRM_MODE, 0);
7854 		elink_cl45_write(sc, phy,
7855 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER2, 0x128);
7856 		elink_cl45_write(sc, phy,
7857 				 MDIO_PMA_DEVAD,
7858 				 MDIO_PMA_REG_MISC_CTRL0, 0x4008);
7859 		elink_cl45_write(sc, phy,
7860 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_LRM_MODE, 0xaaaa);
7861 	}
7862 	return ELINK_STATUS_OK;
7863 }
7864 
7865 static elink_status_t elink_8727_set_limiting_mode(struct bnx2x_softc *sc,
7866 						   struct elink_phy *phy,
7867 						   uint16_t edc_mode)
7868 {
7869 	uint16_t phy_identifier;
7870 	uint16_t rom_ver2_val;
7871 	elink_cl45_read(sc, phy,
7872 			MDIO_PMA_DEVAD,
7873 			MDIO_PMA_REG_PHY_IDENTIFIER, &phy_identifier);
7874 
7875 	elink_cl45_write(sc, phy,
7876 			 MDIO_PMA_DEVAD,
7877 			 MDIO_PMA_REG_PHY_IDENTIFIER,
7878 			 (phy_identifier & ~(1 << 9)));
7879 
7880 	elink_cl45_read(sc, phy,
7881 			MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER2, &rom_ver2_val);
7882 	/* Keep the MSB 8-bits, and set the LSB 8-bits with the edc_mode */
7883 	elink_cl45_write(sc, phy,
7884 			 MDIO_PMA_DEVAD,
7885 			 MDIO_PMA_REG_ROM_VER2,
7886 			 (rom_ver2_val & 0xff00) | (edc_mode & 0x00ff));
7887 
7888 	elink_cl45_write(sc, phy,
7889 			 MDIO_PMA_DEVAD,
7890 			 MDIO_PMA_REG_PHY_IDENTIFIER,
7891 			 (phy_identifier | (1 << 9)));
7892 
7893 	return ELINK_STATUS_OK;
7894 }
7895 
7896 static void elink_8727_specific_func(struct elink_phy *phy,
7897 				     struct elink_params *params,
7898 				     uint32_t action)
7899 {
7900 	struct bnx2x_softc *sc = params->sc;
7901 	uint16_t val;
7902 	switch (action) {
7903 	case ELINK_DISABLE_TX:
7904 		elink_sfp_set_transmitter(params, phy, 0);
7905 		break;
7906 	case ELINK_ENABLE_TX:
7907 		if (!(phy->flags & ELINK_FLAGS_SFP_NOT_APPROVED))
7908 			elink_sfp_set_transmitter(params, phy, 1);
7909 		break;
7910 	case ELINK_PHY_INIT:
7911 		elink_cl45_write(sc, phy,
7912 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL,
7913 				 (1 << 2) | (1 << 5));
7914 		elink_cl45_write(sc, phy,
7915 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_TXCTRL, 0);
7916 		elink_cl45_write(sc, phy,
7917 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x0006);
7918 		/* Make MOD_ABS give interrupt on change */
7919 		elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
7920 				MDIO_PMA_REG_8727_PCS_OPT_CTRL, &val);
7921 		val |= (1 << 12);
7922 		if (phy->flags & ELINK_FLAGS_NOC)
7923 			val |= (3 << 5);
7924 		/* Set 8727 GPIOs to input to allow reading from the 8727 GPIO0
7925 		 * status which reflect SFP+ module over-current
7926 		 */
7927 		if (!(phy->flags & ELINK_FLAGS_NOC))
7928 			val &= 0xff8f;	/* Reset bits 4-6 */
7929 		elink_cl45_write(sc, phy,
7930 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL,
7931 				 val);
7932 		break;
7933 	default:
7934 		PMD_DRV_LOG(DEBUG, "Function 0x%x not supported by 8727",
7935 			    action);
7936 		return;
7937 	}
7938 }
7939 
7940 static void elink_set_e1e2_module_fault_led(struct elink_params *params,
7941 					    uint8_t gpio_mode)
7942 {
7943 	struct bnx2x_softc *sc = params->sc;
7944 
7945 	uint32_t fault_led_gpio = REG_RD(sc, params->shmem_base +
7946 					 offsetof(struct shmem_region,
7947 						  dev_info.
7948 						  port_hw_config[params->port].
7949 						  sfp_ctrl)) &
7950 	    PORT_HW_CFG_FAULT_MODULE_LED_MASK;
7951 	switch (fault_led_gpio) {
7952 	case PORT_HW_CFG_FAULT_MODULE_LED_DISABLED:
7953 		return;
7954 	case PORT_HW_CFG_FAULT_MODULE_LED_GPIO0:
7955 	case PORT_HW_CFG_FAULT_MODULE_LED_GPIO1:
7956 	case PORT_HW_CFG_FAULT_MODULE_LED_GPIO2:
7957 	case PORT_HW_CFG_FAULT_MODULE_LED_GPIO3:
7958 		{
7959 			uint8_t gpio_port = elink_get_gpio_port(params);
7960 			uint16_t gpio_pin = fault_led_gpio -
7961 			    PORT_HW_CFG_FAULT_MODULE_LED_GPIO0;
7962 			PMD_DRV_LOG(DEBUG, "Set fault module-detected led "
7963 				    "pin %x port %x mode %x",
7964 				    gpio_pin, gpio_port, gpio_mode);
7965 			elink_cb_gpio_write(sc, gpio_pin, gpio_mode, gpio_port);
7966 		}
7967 		break;
7968 	default:
7969 		PMD_DRV_LOG(DEBUG, "Error: Invalid fault led mode 0x%x",
7970 			    fault_led_gpio);
7971 	}
7972 }
7973 
7974 static void elink_set_e3_module_fault_led(struct elink_params *params,
7975 					  uint8_t gpio_mode)
7976 {
7977 	uint32_t pin_cfg;
7978 	uint8_t port = params->port;
7979 	struct bnx2x_softc *sc = params->sc;
7980 	pin_cfg = (REG_RD(sc, params->shmem_base +
7981 			  offsetof(struct shmem_region,
7982 				   dev_info.port_hw_config[port].e3_sfp_ctrl)) &
7983 		   PORT_HW_CFG_E3_FAULT_MDL_LED_MASK) >>
7984 	    PORT_HW_CFG_E3_FAULT_MDL_LED_SHIFT;
7985 	PMD_DRV_LOG(DEBUG, "Setting Fault LED to %d using pin cfg %d",
7986 		    gpio_mode, pin_cfg);
7987 	elink_set_cfg_pin(sc, pin_cfg, gpio_mode);
7988 }
7989 
7990 static void elink_set_sfp_module_fault_led(struct elink_params *params,
7991 					   uint8_t gpio_mode)
7992 {
7993 	struct bnx2x_softc *sc = params->sc;
7994 	PMD_DRV_LOG(DEBUG, "Setting SFP+ module fault LED to %d", gpio_mode);
7995 	if (CHIP_IS_E3(sc)) {
7996 		/* Low ==> if SFP+ module is supported otherwise
7997 		 * High ==> if SFP+ module is not on the approved vendor list
7998 		 */
7999 		elink_set_e3_module_fault_led(params, gpio_mode);
8000 	} else
8001 		elink_set_e1e2_module_fault_led(params, gpio_mode);
8002 }
8003 
8004 static void elink_warpcore_hw_reset(__rte_unused struct elink_phy *phy,
8005 				    struct elink_params *params)
8006 {
8007 	struct bnx2x_softc *sc = params->sc;
8008 	elink_warpcore_power_module(params, 0);
8009 	/* Put Warpcore in low power mode */
8010 	REG_WR(sc, MISC_REG_WC0_RESET, 0x0c0e);
8011 
8012 	/* Put LCPLL in low power mode */
8013 	REG_WR(sc, MISC_REG_LCPLL_E40_PWRDWN, 1);
8014 	REG_WR(sc, MISC_REG_LCPLL_E40_RESETB_ANA, 0);
8015 	REG_WR(sc, MISC_REG_LCPLL_E40_RESETB_DIG, 0);
8016 }
8017 
8018 static void elink_power_sfp_module(struct elink_params *params,
8019 				   struct elink_phy *phy, uint8_t power)
8020 {
8021 	PMD_DRV_LOG(DEBUG, "Setting SFP+ power to %x", power);
8022 
8023 	switch (phy->type) {
8024 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727:
8025 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722:
8026 		elink_8727_power_module(params->sc, phy, power);
8027 		break;
8028 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
8029 		elink_warpcore_power_module(params, power);
8030 		break;
8031 	default:
8032 		break;
8033 	}
8034 }
8035 
8036 static void elink_warpcore_set_limiting_mode(struct elink_params *params,
8037 					     struct elink_phy *phy,
8038 					     uint16_t edc_mode)
8039 {
8040 	uint16_t val = 0;
8041 	uint16_t mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT;
8042 	struct bnx2x_softc *sc = params->sc;
8043 
8044 	uint8_t lane = elink_get_warpcore_lane(params);
8045 	/* This is a global register which controls all lanes */
8046 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
8047 			MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE, &val);
8048 	val &= ~(0xf << (lane << 2));
8049 
8050 	switch (edc_mode) {
8051 	case ELINK_EDC_MODE_LINEAR:
8052 	case ELINK_EDC_MODE_LIMITING:
8053 		mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT;
8054 		break;
8055 	case ELINK_EDC_MODE_PASSIVE_DAC:
8056 	case ELINK_EDC_MODE_ACTIVE_DAC:
8057 		mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_DAC;
8058 		break;
8059 	default:
8060 		break;
8061 	}
8062 
8063 	val |= (mode << (lane << 2));
8064 	elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
8065 			 MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE, val);
8066 	/* A must read */
8067 	elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
8068 			MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE, &val);
8069 
8070 	/* Restart microcode to re-read the new mode */
8071 	elink_warpcore_reset_lane(sc, phy, 1);
8072 	elink_warpcore_reset_lane(sc, phy, 0);
8073 
8074 }
8075 
8076 static void elink_set_limiting_mode(struct elink_params *params,
8077 				    struct elink_phy *phy, uint16_t edc_mode)
8078 {
8079 	switch (phy->type) {
8080 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726:
8081 		elink_8726_set_limiting_mode(params->sc, phy, edc_mode);
8082 		break;
8083 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727:
8084 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722:
8085 		elink_8727_set_limiting_mode(params->sc, phy, edc_mode);
8086 		break;
8087 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
8088 		elink_warpcore_set_limiting_mode(params, phy, edc_mode);
8089 		break;
8090 	}
8091 }
8092 
8093 static elink_status_t elink_sfp_module_detection(struct elink_phy *phy,
8094 						 struct elink_params *params)
8095 {
8096 	struct bnx2x_softc *sc = params->sc;
8097 	uint16_t edc_mode;
8098 	elink_status_t rc = ELINK_STATUS_OK;
8099 
8100 	uint32_t val = REG_RD(sc, params->shmem_base +
8101 			      offsetof(struct shmem_region,
8102 				       dev_info.port_feature_config[params->
8103 								    port].
8104 				       config));
8105 	/* Enabled transmitter by default */
8106 	elink_sfp_set_transmitter(params, phy, 1);
8107 	PMD_DRV_LOG(DEBUG, "SFP+ module plugged in/out detected on port %d",
8108 		    params->port);
8109 	/* Power up module */
8110 	elink_power_sfp_module(params, phy, 1);
8111 	if (elink_get_edc_mode(phy, params, &edc_mode) != 0) {
8112 		PMD_DRV_LOG(DEBUG, "Failed to get valid module type");
8113 		return ELINK_STATUS_ERROR;
8114 	} else if (elink_verify_sfp_module(phy, params) != 0) {
8115 		/* Check SFP+ module compatibility */
8116 		PMD_DRV_LOG(DEBUG, "Module verification failed!!");
8117 		rc = ELINK_STATUS_ERROR;
8118 		/* Turn on fault module-detected led */
8119 		elink_set_sfp_module_fault_led(params,
8120 					       MISC_REGISTERS_GPIO_HIGH);
8121 
8122 		/* Check if need to power down the SFP+ module */
8123 		if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
8124 		    PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_POWER_DOWN) {
8125 			PMD_DRV_LOG(DEBUG, "Shutdown SFP+ module!!");
8126 			elink_power_sfp_module(params, phy, 0);
8127 			return rc;
8128 		}
8129 	} else {
8130 		/* Turn off fault module-detected led */
8131 		elink_set_sfp_module_fault_led(params, MISC_REGISTERS_GPIO_LOW);
8132 	}
8133 
8134 	/* Check and set limiting mode / LRM mode on 8726. On 8727 it
8135 	 * is done automatically
8136 	 */
8137 	elink_set_limiting_mode(params, phy, edc_mode);
8138 
8139 	/* Disable transmit for this module if the module is not approved, and
8140 	 * laser needs to be disabled.
8141 	 */
8142 	if ((rc != 0) &&
8143 	    ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
8144 	     PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER))
8145 		elink_sfp_set_transmitter(params, phy, 0);
8146 
8147 	return rc;
8148 }
8149 
8150 void elink_handle_module_detect_int(struct elink_params *params)
8151 {
8152 	struct bnx2x_softc *sc = params->sc;
8153 	struct elink_phy *phy;
8154 	uint32_t gpio_val;
8155 	uint8_t gpio_num, gpio_port;
8156 	if (CHIP_IS_E3(sc)) {
8157 		phy = &params->phy[ELINK_INT_PHY];
8158 		/* Always enable TX laser,will be disabled in case of fault */
8159 		elink_sfp_set_transmitter(params, phy, 1);
8160 	} else {
8161 		phy = &params->phy[ELINK_EXT_PHY1];
8162 	}
8163 	if (elink_get_mod_abs_int_cfg(sc, params->shmem_base,
8164 				      params->port, &gpio_num, &gpio_port) ==
8165 	    ELINK_STATUS_ERROR) {
8166 		PMD_DRV_LOG(DEBUG, "Failed to get MOD_ABS interrupt config");
8167 		return;
8168 	}
8169 
8170 	/* Set valid module led off */
8171 	elink_set_sfp_module_fault_led(params, MISC_REGISTERS_GPIO_HIGH);
8172 
8173 	/* Get current gpio val reflecting module plugged in / out */
8174 	gpio_val = elink_cb_gpio_read(sc, gpio_num, gpio_port);
8175 
8176 	/* Call the handling function in case module is detected */
8177 	if (gpio_val == 0) {
8178 		elink_set_mdio_emac_per_phy(sc, params);
8179 		elink_set_aer_mmd(params, phy);
8180 
8181 		elink_power_sfp_module(params, phy, 1);
8182 		elink_cb_gpio_int_write(sc, gpio_num,
8183 					MISC_REGISTERS_GPIO_INT_OUTPUT_CLR,
8184 					gpio_port);
8185 		if (elink_wait_for_sfp_module_initialized(phy, params) == 0) {
8186 			elink_sfp_module_detection(phy, params);
8187 			if (CHIP_IS_E3(sc)) {
8188 				uint16_t rx_tx_in_reset;
8189 				/* In case WC is out of reset, reconfigure the
8190 				 * link speed while taking into account 1G
8191 				 * module limitation.
8192 				 */
8193 				elink_cl45_read(sc, phy,
8194 						MDIO_WC_DEVAD,
8195 						MDIO_WC_REG_DIGITAL5_MISC6,
8196 						&rx_tx_in_reset);
8197 				if ((!rx_tx_in_reset) &&
8198 				    (params->link_flags &
8199 				     ELINK_PHY_INITIALIZED)) {
8200 					elink_warpcore_reset_lane(sc, phy, 1);
8201 					elink_warpcore_config_sfi(phy, params);
8202 					elink_warpcore_reset_lane(sc, phy, 0);
8203 				}
8204 			}
8205 		} else {
8206 			PMD_DRV_LOG(DEBUG, "SFP+ module is not initialized");
8207 		}
8208 	} else {
8209 		elink_cb_gpio_int_write(sc, gpio_num,
8210 					MISC_REGISTERS_GPIO_INT_OUTPUT_SET,
8211 					gpio_port);
8212 		/* Module was plugged out.
8213 		 * Disable transmit for this module
8214 		 */
8215 		phy->media_type = ELINK_ETH_PHY_NOT_PRESENT;
8216 	}
8217 }
8218 
8219 /******************************************************************/
8220 /*		Used by 8706 and 8727                             */
8221 /******************************************************************/
8222 static void elink_sfp_mask_fault(struct bnx2x_softc *sc,
8223 				 struct elink_phy *phy,
8224 				 uint16_t alarm_status_offset,
8225 				 uint16_t alarm_ctrl_offset)
8226 {
8227 	uint16_t alarm_status, val;
8228 	elink_cl45_read(sc, phy,
8229 			MDIO_PMA_DEVAD, alarm_status_offset, &alarm_status);
8230 	elink_cl45_read(sc, phy,
8231 			MDIO_PMA_DEVAD, alarm_status_offset, &alarm_status);
8232 	/* Mask or enable the fault event. */
8233 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, alarm_ctrl_offset, &val);
8234 	if (alarm_status & (1 << 0))
8235 		val &= ~(1 << 0);
8236 	else
8237 		val |= (1 << 0);
8238 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, alarm_ctrl_offset, val);
8239 }
8240 
8241 /******************************************************************/
8242 /*		common BNX2X8706/BNX2X8726 PHY SECTION		  */
8243 /******************************************************************/
8244 static uint8_t elink_8706_8726_read_status(struct elink_phy *phy,
8245 					   struct elink_params *params,
8246 					   struct elink_vars *vars)
8247 {
8248 	uint8_t link_up = 0;
8249 	uint16_t val1, val2, rx_sd, pcs_status;
8250 	struct bnx2x_softc *sc = params->sc;
8251 	PMD_DRV_LOG(DEBUG, "XGXS 8706/8726");
8252 	/* Clear RX Alarm */
8253 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &val2);
8254 
8255 	elink_sfp_mask_fault(sc, phy, MDIO_PMA_LASI_TXSTAT,
8256 			     MDIO_PMA_LASI_TXCTRL);
8257 
8258 	/* Clear LASI indication */
8259 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1);
8260 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val2);
8261 	PMD_DRV_LOG(DEBUG, "8706/8726 LASI status 0x%x--> 0x%x", val1, val2);
8262 
8263 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd);
8264 	elink_cl45_read(sc, phy,
8265 			MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &pcs_status);
8266 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2);
8267 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2);
8268 
8269 	PMD_DRV_LOG(DEBUG, "8706/8726 rx_sd 0x%x pcs_status 0x%x 1Gbps"
8270 		    " link_status 0x%x", rx_sd, pcs_status, val2);
8271 	/* Link is up if both bit 0 of pmd_rx_sd and bit 0 of pcs_status
8272 	 * are set, or if the autoneg bit 1 is set
8273 	 */
8274 	link_up = ((rx_sd & pcs_status & 0x1) || (val2 & (1 << 1)));
8275 	if (link_up) {
8276 		if (val2 & (1 << 1))
8277 			vars->line_speed = ELINK_SPEED_1000;
8278 		else
8279 			vars->line_speed = ELINK_SPEED_10000;
8280 		elink_ext_phy_resolve_fc(phy, params, vars);
8281 		vars->duplex = DUPLEX_FULL;
8282 	}
8283 
8284 	/* Capture 10G link fault. Read twice to clear stale value. */
8285 	if (vars->line_speed == ELINK_SPEED_10000) {
8286 		elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
8287 				MDIO_PMA_LASI_TXSTAT, &val1);
8288 		elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
8289 				MDIO_PMA_LASI_TXSTAT, &val1);
8290 		if (val1 & (1 << 0))
8291 			vars->fault_detected = 1;
8292 	}
8293 
8294 	return link_up;
8295 }
8296 
8297 /******************************************************************/
8298 /*			BNX2X8706 PHY SECTION			  */
8299 /******************************************************************/
8300 static uint8_t elink_8706_config_init(struct elink_phy *phy,
8301 				      struct elink_params *params,
8302 				      __rte_unused struct elink_vars *vars)
8303 {
8304 	uint32_t tx_en_mode;
8305 	uint16_t cnt, val, tmp1;
8306 	struct bnx2x_softc *sc = params->sc;
8307 
8308 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
8309 			    MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
8310 	/* HW reset */
8311 	elink_ext_phy_hw_reset(sc, params->port);
8312 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040);
8313 	elink_wait_reset_complete(sc, phy, params);
8314 
8315 	/* Wait until fw is loaded */
8316 	for (cnt = 0; cnt < 100; cnt++) {
8317 		elink_cl45_read(sc, phy,
8318 				MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER1, &val);
8319 		if (val)
8320 			break;
8321 		DELAY(1000 * 10);
8322 	}
8323 	PMD_DRV_LOG(DEBUG, "XGXS 8706 is initialized after %d ms", cnt);
8324 	if ((params->feature_config_flags &
8325 	     ELINK_FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
8326 		uint8_t i;
8327 		uint16_t reg;
8328 		for (i = 0; i < 4; i++) {
8329 			reg = MDIO_XS_8706_REG_BANK_RX0 +
8330 			    i * (MDIO_XS_8706_REG_BANK_RX1 -
8331 				 MDIO_XS_8706_REG_BANK_RX0);
8332 			elink_cl45_read(sc, phy, MDIO_XS_DEVAD, reg, &val);
8333 			/* Clear first 3 bits of the control */
8334 			val &= ~0x7;
8335 			/* Set control bits according to configuration */
8336 			val |= (phy->rx_preemphasis[i] & 0x7);
8337 			PMD_DRV_LOG(DEBUG, "Setting RX Equalizer to BNX2X8706"
8338 				    " reg 0x%x <-- val 0x%x", reg, val);
8339 			elink_cl45_write(sc, phy, MDIO_XS_DEVAD, reg, val);
8340 		}
8341 	}
8342 	/* Force speed */
8343 	if (phy->req_line_speed == ELINK_SPEED_10000) {
8344 		PMD_DRV_LOG(DEBUG, "XGXS 8706 force 10Gbps");
8345 
8346 		elink_cl45_write(sc, phy,
8347 				 MDIO_PMA_DEVAD,
8348 				 MDIO_PMA_REG_DIGITAL_CTRL, 0x400);
8349 		elink_cl45_write(sc, phy,
8350 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_TXCTRL, 0);
8351 		/* Arm LASI for link and Tx fault. */
8352 		elink_cl45_write(sc, phy,
8353 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 3);
8354 	} else {
8355 		/* Force 1Gbps using autoneg with 1G advertisement */
8356 
8357 		/* Allow CL37 through CL73 */
8358 		PMD_DRV_LOG(DEBUG, "XGXS 8706 AutoNeg");
8359 		elink_cl45_write(sc, phy,
8360 				 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c);
8361 
8362 		/* Enable Full-Duplex advertisement on CL37 */
8363 		elink_cl45_write(sc, phy,
8364 				 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LP, 0x0020);
8365 		/* Enable CL37 AN */
8366 		elink_cl45_write(sc, phy,
8367 				 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
8368 		/* 1G support */
8369 		elink_cl45_write(sc, phy,
8370 				 MDIO_AN_DEVAD, MDIO_AN_REG_ADV, (1 << 5));
8371 
8372 		/* Enable clause 73 AN */
8373 		elink_cl45_write(sc, phy,
8374 				 MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
8375 		elink_cl45_write(sc, phy,
8376 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, 0x0400);
8377 		elink_cl45_write(sc, phy,
8378 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x0004);
8379 	}
8380 	elink_save_bnx2x_spirom_ver(sc, phy, params->port);
8381 
8382 	/* If TX Laser is controlled by GPIO_0, do not let PHY go into low
8383 	 * power mode, if TX Laser is disabled
8384 	 */
8385 
8386 	tx_en_mode = REG_RD(sc, params->shmem_base +
8387 			    offsetof(struct shmem_region,
8388 				     dev_info.port_hw_config[params->port].
8389 				     sfp_ctrl))
8390 	& PORT_HW_CFG_TX_LASER_MASK;
8391 
8392 	if (tx_en_mode == PORT_HW_CFG_TX_LASER_GPIO0) {
8393 		PMD_DRV_LOG(DEBUG, "Enabling TXONOFF_PWRDN_DIS");
8394 		elink_cl45_read(sc, phy,
8395 				MDIO_PMA_DEVAD, MDIO_PMA_REG_DIGITAL_CTRL,
8396 				&tmp1);
8397 		tmp1 |= 0x1;
8398 		elink_cl45_write(sc, phy,
8399 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_DIGITAL_CTRL,
8400 				 tmp1);
8401 	}
8402 
8403 	return ELINK_STATUS_OK;
8404 }
8405 
8406 static elink_status_t elink_8706_read_status(struct elink_phy *phy,
8407 					     struct elink_params *params,
8408 					     struct elink_vars *vars)
8409 {
8410 	return elink_8706_8726_read_status(phy, params, vars);
8411 }
8412 
8413 /******************************************************************/
8414 /*			BNX2X8726 PHY SECTION			  */
8415 /******************************************************************/
8416 static void elink_8726_config_loopback(struct elink_phy *phy,
8417 				       struct elink_params *params)
8418 {
8419 	struct bnx2x_softc *sc = params->sc;
8420 	PMD_DRV_LOG(DEBUG, "PMA/PMD ext_phy_loopback: 8726");
8421 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0001);
8422 }
8423 
8424 static void elink_8726_external_rom_boot(struct elink_phy *phy,
8425 					 struct elink_params *params)
8426 {
8427 	struct bnx2x_softc *sc = params->sc;
8428 	/* Need to wait 100ms after reset */
8429 	DELAY(1000 * 100);
8430 
8431 	/* Micro controller re-boot */
8432 	elink_cl45_write(sc, phy,
8433 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x018B);
8434 
8435 	/* Set soft reset */
8436 	elink_cl45_write(sc, phy,
8437 			 MDIO_PMA_DEVAD,
8438 			 MDIO_PMA_REG_GEN_CTRL,
8439 			 MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
8440 
8441 	elink_cl45_write(sc, phy,
8442 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL1, 0x0001);
8443 
8444 	elink_cl45_write(sc, phy,
8445 			 MDIO_PMA_DEVAD,
8446 			 MDIO_PMA_REG_GEN_CTRL,
8447 			 MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
8448 
8449 	/* Wait for 150ms for microcode load */
8450 	DELAY(1000 * 150);
8451 
8452 	/* Disable serial boot control, tristates pins SS_N, SCK, MOSI, MISO */
8453 	elink_cl45_write(sc, phy,
8454 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL1, 0x0000);
8455 
8456 	DELAY(1000 * 200);
8457 	elink_save_bnx2x_spirom_ver(sc, phy, params->port);
8458 }
8459 
8460 static uint8_t elink_8726_read_status(struct elink_phy *phy,
8461 				      struct elink_params *params,
8462 				      struct elink_vars *vars)
8463 {
8464 	struct bnx2x_softc *sc = params->sc;
8465 	uint16_t val1;
8466 	uint8_t link_up = elink_8706_8726_read_status(phy, params, vars);
8467 	if (link_up) {
8468 		elink_cl45_read(sc, phy,
8469 				MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER,
8470 				&val1);
8471 		if (val1 & (1 << 15)) {
8472 			PMD_DRV_LOG(DEBUG, "Tx is disabled");
8473 			link_up = 0;
8474 			vars->line_speed = 0;
8475 		}
8476 	}
8477 	return link_up;
8478 }
8479 
8480 static elink_status_t elink_8726_config_init(struct elink_phy *phy,
8481 					     struct elink_params *params,
8482 					     struct elink_vars *vars)
8483 {
8484 	struct bnx2x_softc *sc = params->sc;
8485 	PMD_DRV_LOG(DEBUG, "Initializing BNX2X8726");
8486 
8487 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1 << 15);
8488 	elink_wait_reset_complete(sc, phy, params);
8489 
8490 	elink_8726_external_rom_boot(phy, params);
8491 
8492 	/* Need to call module detected on initialization since the module
8493 	 * detection triggered by actual module insertion might occur before
8494 	 * driver is loaded, and when driver is loaded, it reset all
8495 	 * registers, including the transmitter
8496 	 */
8497 	elink_sfp_module_detection(phy, params);
8498 
8499 	if (phy->req_line_speed == ELINK_SPEED_1000) {
8500 		PMD_DRV_LOG(DEBUG, "Setting 1G force");
8501 		elink_cl45_write(sc, phy,
8502 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40);
8503 		elink_cl45_write(sc, phy,
8504 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD);
8505 		elink_cl45_write(sc, phy,
8506 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x5);
8507 		elink_cl45_write(sc, phy,
8508 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, 0x400);
8509 	} else if ((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
8510 		   (phy->speed_cap_mask &
8511 		    PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) &&
8512 		   ((phy->speed_cap_mask &
8513 		     PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) !=
8514 		    PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) {
8515 		PMD_DRV_LOG(DEBUG, "Setting 1G clause37");
8516 		/* Set Flow control */
8517 		elink_ext_phy_set_pause(params, phy, vars);
8518 		elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV, 0x20);
8519 		elink_cl45_write(sc, phy,
8520 				 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c);
8521 		elink_cl45_write(sc, phy,
8522 				 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, 0x0020);
8523 		elink_cl45_write(sc, phy,
8524 				 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
8525 		elink_cl45_write(sc, phy,
8526 				 MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
8527 		/* Enable RX-ALARM control to receive interrupt for 1G speed
8528 		 * change
8529 		 */
8530 		elink_cl45_write(sc, phy,
8531 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x4);
8532 		elink_cl45_write(sc, phy,
8533 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, 0x400);
8534 
8535 	} else {		/* Default 10G. Set only LASI control */
8536 		elink_cl45_write(sc, phy,
8537 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 1);
8538 	}
8539 
8540 	/* Set TX PreEmphasis if needed */
8541 	if ((params->feature_config_flags &
8542 	     ELINK_FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
8543 		PMD_DRV_LOG(DEBUG,
8544 			    "Setting TX_CTRL1 0x%x, TX_CTRL2 0x%x",
8545 			    phy->tx_preemphasis[0], phy->tx_preemphasis[1]);
8546 		elink_cl45_write(sc, phy,
8547 				 MDIO_PMA_DEVAD,
8548 				 MDIO_PMA_REG_8726_TX_CTRL1,
8549 				 phy->tx_preemphasis[0]);
8550 
8551 		elink_cl45_write(sc, phy,
8552 				 MDIO_PMA_DEVAD,
8553 				 MDIO_PMA_REG_8726_TX_CTRL2,
8554 				 phy->tx_preemphasis[1]);
8555 	}
8556 
8557 	return ELINK_STATUS_OK;
8558 
8559 }
8560 
8561 static void elink_8726_link_reset(struct elink_phy *phy,
8562 				  struct elink_params *params)
8563 {
8564 	struct bnx2x_softc *sc = params->sc;
8565 	PMD_DRV_LOG(DEBUG, "elink_8726_link_reset port %d", params->port);
8566 	/* Set serial boot control for external load */
8567 	elink_cl45_write(sc, phy,
8568 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x0001);
8569 }
8570 
8571 /******************************************************************/
8572 /*			BNX2X8727 PHY SECTION			  */
8573 /******************************************************************/
8574 
8575 static void elink_8727_set_link_led(struct elink_phy *phy,
8576 				    struct elink_params *params, uint8_t mode)
8577 {
8578 	struct bnx2x_softc *sc = params->sc;
8579 	uint16_t led_mode_bitmask = 0;
8580 	uint16_t gpio_pins_bitmask = 0;
8581 	uint16_t val;
8582 	/* Only NOC flavor requires to set the LED specifically */
8583 	if (!(phy->flags & ELINK_FLAGS_NOC))
8584 		return;
8585 	switch (mode) {
8586 	case ELINK_LED_MODE_FRONT_PANEL_OFF:
8587 	case ELINK_LED_MODE_OFF:
8588 		led_mode_bitmask = 0;
8589 		gpio_pins_bitmask = 0x03;
8590 		break;
8591 	case ELINK_LED_MODE_ON:
8592 		led_mode_bitmask = 0;
8593 		gpio_pins_bitmask = 0x02;
8594 		break;
8595 	case ELINK_LED_MODE_OPER:
8596 		led_mode_bitmask = 0x60;
8597 		gpio_pins_bitmask = 0x11;
8598 		break;
8599 	}
8600 	elink_cl45_read(sc, phy,
8601 			MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, &val);
8602 	val &= 0xff8f;
8603 	val |= led_mode_bitmask;
8604 	elink_cl45_write(sc, phy,
8605 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, val);
8606 	elink_cl45_read(sc, phy,
8607 			MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL, &val);
8608 	val &= 0xffe0;
8609 	val |= gpio_pins_bitmask;
8610 	elink_cl45_write(sc, phy,
8611 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL, val);
8612 }
8613 
8614 static void elink_8727_hw_reset(__rte_unused struct elink_phy *phy,
8615 				struct elink_params *params)
8616 {
8617 	uint32_t swap_val, swap_override;
8618 	uint8_t port;
8619 	/* The PHY reset is controlled by GPIO 1. Fake the port number
8620 	 * to cancel the swap done in set_gpio()
8621 	 */
8622 	struct bnx2x_softc *sc = params->sc;
8623 	swap_val = REG_RD(sc, NIG_REG_PORT_SWAP);
8624 	swap_override = REG_RD(sc, NIG_REG_STRAP_OVERRIDE);
8625 	port = (swap_val && swap_override) ^ 1;
8626 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_1,
8627 			    MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
8628 }
8629 
8630 static void elink_8727_config_speed(struct elink_phy *phy,
8631 				    struct elink_params *params)
8632 {
8633 	struct bnx2x_softc *sc = params->sc;
8634 	uint16_t tmp1, val;
8635 	/* Set option 1G speed */
8636 	if ((phy->req_line_speed == ELINK_SPEED_1000) ||
8637 	    (phy->media_type == ELINK_ETH_PHY_SFP_1G_FIBER)) {
8638 		PMD_DRV_LOG(DEBUG, "Setting 1G force");
8639 		elink_cl45_write(sc, phy,
8640 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40);
8641 		elink_cl45_write(sc, phy,
8642 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD);
8643 		elink_cl45_read(sc, phy,
8644 				MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, &tmp1);
8645 		PMD_DRV_LOG(DEBUG, "1.7 = 0x%x", tmp1);
8646 		/* Power down the XAUI until link is up in case of dual-media
8647 		 * and 1G
8648 		 */
8649 		if (ELINK_DUAL_MEDIA(params)) {
8650 			elink_cl45_read(sc, phy,
8651 					MDIO_PMA_DEVAD,
8652 					MDIO_PMA_REG_8727_PCS_GP, &val);
8653 			val |= (3 << 10);
8654 			elink_cl45_write(sc, phy,
8655 					 MDIO_PMA_DEVAD,
8656 					 MDIO_PMA_REG_8727_PCS_GP, val);
8657 		}
8658 	} else if ((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
8659 		   ((phy->speed_cap_mask &
8660 		     PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) &&
8661 		   ((phy->speed_cap_mask &
8662 		     PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) !=
8663 		    PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) {
8664 
8665 		PMD_DRV_LOG(DEBUG, "Setting 1G clause37");
8666 		elink_cl45_write(sc, phy,
8667 				 MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL, 0);
8668 		elink_cl45_write(sc, phy,
8669 				 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1300);
8670 	} else {
8671 		/* Since the 8727 has only single reset pin, need to set the 10G
8672 		 * registers although it is default
8673 		 */
8674 		elink_cl45_write(sc, phy,
8675 				 MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL,
8676 				 0x0020);
8677 		elink_cl45_write(sc, phy,
8678 				 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x0100);
8679 		elink_cl45_write(sc, phy,
8680 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040);
8681 		elink_cl45_write(sc, phy,
8682 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2,
8683 				 0x0008);
8684 	}
8685 }
8686 
8687 static elink_status_t elink_8727_config_init(struct elink_phy *phy,
8688 					     struct elink_params *params,
8689 					     __rte_unused struct elink_vars
8690 					     *vars)
8691 {
8692 	uint32_t tx_en_mode;
8693 	uint16_t tmp1, mod_abs, tmp2;
8694 	struct bnx2x_softc *sc = params->sc;
8695 	/* Enable PMD link, MOD_ABS_FLT, and 1G link alarm */
8696 
8697 	elink_wait_reset_complete(sc, phy, params);
8698 
8699 	PMD_DRV_LOG(DEBUG, "Initializing BNX2X8727");
8700 
8701 	elink_8727_specific_func(phy, params, ELINK_PHY_INIT);
8702 	/* Initially configure MOD_ABS to interrupt when module is
8703 	 * presence( bit 8)
8704 	 */
8705 	elink_cl45_read(sc, phy,
8706 			MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs);
8707 	/* Set EDC off by setting OPTXLOS signal input to low (bit 9).
8708 	 * When the EDC is off it locks onto a reference clock and avoids
8709 	 * becoming 'lost'
8710 	 */
8711 	mod_abs &= ~(1 << 8);
8712 	if (!(phy->flags & ELINK_FLAGS_NOC))
8713 		mod_abs &= ~(1 << 9);
8714 	elink_cl45_write(sc, phy,
8715 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
8716 
8717 	/* Enable/Disable PHY transmitter output */
8718 	elink_set_disable_pmd_transmit(params, phy, 0);
8719 
8720 	elink_8727_power_module(sc, phy, 1);
8721 
8722 	elink_cl45_read(sc, phy,
8723 			MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1);
8724 
8725 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &tmp1);
8726 
8727 	elink_8727_config_speed(phy, params);
8728 
8729 	/* Set TX PreEmphasis if needed */
8730 	if ((params->feature_config_flags &
8731 	     ELINK_FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
8732 		PMD_DRV_LOG(DEBUG, "Setting TX_CTRL1 0x%x, TX_CTRL2 0x%x",
8733 			    phy->tx_preemphasis[0], phy->tx_preemphasis[1]);
8734 		elink_cl45_write(sc, phy,
8735 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL1,
8736 				 phy->tx_preemphasis[0]);
8737 
8738 		elink_cl45_write(sc, phy,
8739 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL2,
8740 				 phy->tx_preemphasis[1]);
8741 	}
8742 
8743 	/* If TX Laser is controlled by GPIO_0, do not let PHY go into low
8744 	 * power mode, if TX Laser is disabled
8745 	 */
8746 	tx_en_mode = REG_RD(sc, params->shmem_base +
8747 			    offsetof(struct shmem_region,
8748 				     dev_info.port_hw_config[params->port].
8749 				     sfp_ctrl))
8750 	& PORT_HW_CFG_TX_LASER_MASK;
8751 
8752 	if (tx_en_mode == PORT_HW_CFG_TX_LASER_GPIO0) {
8753 
8754 		PMD_DRV_LOG(DEBUG, "Enabling TXONOFF_PWRDN_DIS");
8755 		elink_cl45_read(sc, phy,
8756 				MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_OPT_CFG_REG,
8757 				&tmp2);
8758 		tmp2 |= 0x1000;
8759 		tmp2 &= 0xFFEF;
8760 		elink_cl45_write(sc, phy,
8761 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_OPT_CFG_REG,
8762 				 tmp2);
8763 		elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
8764 				MDIO_PMA_REG_PHY_IDENTIFIER, &tmp2);
8765 		elink_cl45_write(sc, phy, MDIO_PMA_DEVAD,
8766 				 MDIO_PMA_REG_PHY_IDENTIFIER, (tmp2 & 0x7fff));
8767 	}
8768 
8769 	return ELINK_STATUS_OK;
8770 }
8771 
8772 static void elink_8727_handle_mod_abs(struct elink_phy *phy,
8773 				      struct elink_params *params)
8774 {
8775 	struct bnx2x_softc *sc = params->sc;
8776 	uint16_t mod_abs, rx_alarm_status;
8777 	uint32_t val = REG_RD(sc, params->shmem_base +
8778 			      offsetof(struct shmem_region,
8779 				       dev_info.port_feature_config[params->
8780 								    port].config));
8781 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER,
8782 			&mod_abs);
8783 	if (mod_abs & (1 << 8)) {
8784 
8785 		/* Module is absent */
8786 		PMD_DRV_LOG(DEBUG, "MOD_ABS indication show module is absent");
8787 		phy->media_type = ELINK_ETH_PHY_NOT_PRESENT;
8788 		/* 1. Set mod_abs to detect next module
8789 		 *    presence event
8790 		 * 2. Set EDC off by setting OPTXLOS signal input to low
8791 		 *    (bit 9).
8792 		 *    When the EDC is off it locks onto a reference clock and
8793 		 *    avoids becoming 'lost'.
8794 		 */
8795 		mod_abs &= ~(1 << 8);
8796 		if (!(phy->flags & ELINK_FLAGS_NOC))
8797 			mod_abs &= ~(1 << 9);
8798 		elink_cl45_write(sc, phy,
8799 				 MDIO_PMA_DEVAD,
8800 				 MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
8801 
8802 		/* Clear RX alarm since it stays up as long as
8803 		 * the mod_abs wasn't changed
8804 		 */
8805 		elink_cl45_read(sc, phy,
8806 				MDIO_PMA_DEVAD,
8807 				MDIO_PMA_LASI_RXSTAT, &rx_alarm_status);
8808 
8809 	} else {
8810 		/* Module is present */
8811 		PMD_DRV_LOG(DEBUG, "MOD_ABS indication show module is present");
8812 		/* First disable transmitter, and if the module is ok, the
8813 		 * module_detection will enable it
8814 		 * 1. Set mod_abs to detect next module absent event ( bit 8)
8815 		 * 2. Restore the default polarity of the OPRXLOS signal and
8816 		 * this signal will then correctly indicate the presence or
8817 		 * absence of the Rx signal. (bit 9)
8818 		 */
8819 		mod_abs |= (1 << 8);
8820 		if (!(phy->flags & ELINK_FLAGS_NOC))
8821 			mod_abs |= (1 << 9);
8822 		elink_cl45_write(sc, phy,
8823 				 MDIO_PMA_DEVAD,
8824 				 MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
8825 
8826 		/* Clear RX alarm since it stays up as long as the mod_abs
8827 		 * wasn't changed. This is need to be done before calling the
8828 		 * module detection, otherwise it will clear* the link update
8829 		 * alarm
8830 		 */
8831 		elink_cl45_read(sc, phy,
8832 				MDIO_PMA_DEVAD,
8833 				MDIO_PMA_LASI_RXSTAT, &rx_alarm_status);
8834 
8835 		if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
8836 		    PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER)
8837 			elink_sfp_set_transmitter(params, phy, 0);
8838 
8839 		if (elink_wait_for_sfp_module_initialized(phy, params) == 0) {
8840 			elink_sfp_module_detection(phy, params);
8841 		} else {
8842 			PMD_DRV_LOG(DEBUG, "SFP+ module is not initialized");
8843 		}
8844 
8845 		/* Reconfigure link speed based on module type limitations */
8846 		elink_8727_config_speed(phy, params);
8847 	}
8848 
8849 	PMD_DRV_LOG(DEBUG, "8727 RX_ALARM_STATUS 0x%x", rx_alarm_status);
8850 	/* No need to check link status in case of module plugged in/out */
8851 }
8852 
8853 static uint8_t elink_8727_read_status(struct elink_phy *phy,
8854 				      struct elink_params *params,
8855 				      struct elink_vars *vars)
8856 {
8857 	struct bnx2x_softc *sc = params->sc;
8858 	uint8_t link_up = 0, oc_port = params->port;
8859 	uint16_t link_status = 0;
8860 	uint16_t rx_alarm_status, lasi_ctrl, val1;
8861 
8862 	/* If PHY is not initialized, do not check link status */
8863 	elink_cl45_read(sc, phy,
8864 			MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, &lasi_ctrl);
8865 	if (!lasi_ctrl)
8866 		return 0;
8867 
8868 	/* Check the LASI on Rx */
8869 	elink_cl45_read(sc, phy,
8870 			MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &rx_alarm_status);
8871 	vars->line_speed = 0;
8872 	PMD_DRV_LOG(DEBUG, "8727 RX_ALARM_STATUS  0x%x", rx_alarm_status);
8873 
8874 	elink_sfp_mask_fault(sc, phy, MDIO_PMA_LASI_TXSTAT,
8875 			     MDIO_PMA_LASI_TXCTRL);
8876 
8877 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1);
8878 
8879 	PMD_DRV_LOG(DEBUG, "8727 LASI status 0x%x", val1);
8880 
8881 	/* Clear MSG-OUT */
8882 	elink_cl45_read(sc, phy,
8883 			MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1);
8884 
8885 	/* If a module is present and there is need to check
8886 	 * for over current
8887 	 */
8888 	if (!(phy->flags & ELINK_FLAGS_NOC) && !(rx_alarm_status & (1 << 5))) {
8889 		/* Check over-current using 8727 GPIO0 input */
8890 		elink_cl45_read(sc, phy,
8891 				MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL,
8892 				&val1);
8893 
8894 		if ((val1 & (1 << 8)) == 0) {
8895 			if (!CHIP_IS_E1x(sc))
8896 				oc_port = SC_PATH(sc) + (params->port << 1);
8897 			PMD_DRV_LOG(DEBUG,
8898 				    "8727 Power fault has been detected on port %d",
8899 				    oc_port);
8900 			elink_cb_event_log(sc, ELINK_LOG_ID_OVER_CURRENT, oc_port);	//"Error: Power fault on Port %d has "
8901 			//  "been detected and the power to "
8902 			//  "that SFP+ module has been removed "
8903 			//  "to prevent failure of the card. "
8904 			//  "Please remove the SFP+ module and "
8905 			//  "restart the system to clear this "
8906 			//  "error.",
8907 			/* Disable all RX_ALARMs except for mod_abs */
8908 			elink_cl45_write(sc, phy,
8909 					 MDIO_PMA_DEVAD,
8910 					 MDIO_PMA_LASI_RXCTRL, (1 << 5));
8911 
8912 			elink_cl45_read(sc, phy,
8913 					MDIO_PMA_DEVAD,
8914 					MDIO_PMA_REG_PHY_IDENTIFIER, &val1);
8915 			/* Wait for module_absent_event */
8916 			val1 |= (1 << 8);
8917 			elink_cl45_write(sc, phy,
8918 					 MDIO_PMA_DEVAD,
8919 					 MDIO_PMA_REG_PHY_IDENTIFIER, val1);
8920 			/* Clear RX alarm */
8921 			elink_cl45_read(sc, phy,
8922 					MDIO_PMA_DEVAD,
8923 					MDIO_PMA_LASI_RXSTAT, &rx_alarm_status);
8924 			elink_8727_power_module(params->sc, phy, 0);
8925 			return 0;
8926 		}
8927 	}
8928 
8929 	/* Over current check */
8930 	/* When module absent bit is set, check module */
8931 	if (rx_alarm_status & (1 << 5)) {
8932 		elink_8727_handle_mod_abs(phy, params);
8933 		/* Enable all mod_abs and link detection bits */
8934 		elink_cl45_write(sc, phy,
8935 				 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL,
8936 				 ((1 << 5) | (1 << 2)));
8937 	}
8938 
8939 	if (!(phy->flags & ELINK_FLAGS_SFP_NOT_APPROVED)) {
8940 		PMD_DRV_LOG(DEBUG, "Enabling 8727 TX laser");
8941 		elink_sfp_set_transmitter(params, phy, 1);
8942 	} else {
8943 		PMD_DRV_LOG(DEBUG, "Tx is disabled");
8944 		return 0;
8945 	}
8946 
8947 	elink_cl45_read(sc, phy,
8948 			MDIO_PMA_DEVAD,
8949 			MDIO_PMA_REG_8073_SPEED_LINK_STATUS, &link_status);
8950 
8951 	/* Bits 0..2 --> speed detected,
8952 	 * Bits 13..15--> link is down
8953 	 */
8954 	if ((link_status & (1 << 2)) && (!(link_status & (1 << 15)))) {
8955 		link_up = 1;
8956 		vars->line_speed = ELINK_SPEED_10000;
8957 		PMD_DRV_LOG(DEBUG, "port %x: External link up in 10G",
8958 			    params->port);
8959 	} else if ((link_status & (1 << 0)) && (!(link_status & (1 << 13)))) {
8960 		link_up = 1;
8961 		vars->line_speed = ELINK_SPEED_1000;
8962 		PMD_DRV_LOG(DEBUG, "port %x: External link up in 1G",
8963 			    params->port);
8964 	} else {
8965 		link_up = 0;
8966 		PMD_DRV_LOG(DEBUG, "port %x: External link is down",
8967 			    params->port);
8968 	}
8969 
8970 	/* Capture 10G link fault. */
8971 	if (vars->line_speed == ELINK_SPEED_10000) {
8972 		elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
8973 				MDIO_PMA_LASI_TXSTAT, &val1);
8974 
8975 		elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
8976 				MDIO_PMA_LASI_TXSTAT, &val1);
8977 
8978 		if (val1 & (1 << 0)) {
8979 			vars->fault_detected = 1;
8980 		}
8981 	}
8982 
8983 	if (link_up) {
8984 		elink_ext_phy_resolve_fc(phy, params, vars);
8985 		vars->duplex = DUPLEX_FULL;
8986 		PMD_DRV_LOG(DEBUG, "duplex = 0x%x", vars->duplex);
8987 	}
8988 
8989 	if ((ELINK_DUAL_MEDIA(params)) &&
8990 	    (phy->req_line_speed == ELINK_SPEED_1000)) {
8991 		elink_cl45_read(sc, phy,
8992 				MDIO_PMA_DEVAD,
8993 				MDIO_PMA_REG_8727_PCS_GP, &val1);
8994 		/* In case of dual-media board and 1G, power up the XAUI side,
8995 		 * otherwise power it down. For 10G it is done automatically
8996 		 */
8997 		if (link_up)
8998 			val1 &= ~(3 << 10);
8999 		else
9000 			val1 |= (3 << 10);
9001 		elink_cl45_write(sc, phy,
9002 				 MDIO_PMA_DEVAD,
9003 				 MDIO_PMA_REG_8727_PCS_GP, val1);
9004 	}
9005 	return link_up;
9006 }
9007 
9008 static void elink_8727_link_reset(struct elink_phy *phy,
9009 				  struct elink_params *params)
9010 {
9011 	struct bnx2x_softc *sc = params->sc;
9012 
9013 	/* Enable/Disable PHY transmitter output */
9014 	elink_set_disable_pmd_transmit(params, phy, 1);
9015 
9016 	/* Disable Transmitter */
9017 	elink_sfp_set_transmitter(params, phy, 0);
9018 	/* Clear LASI */
9019 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0);
9020 
9021 }
9022 
9023 /******************************************************************/
9024 /*		BNX2X8481/BNX2X84823/BNX2X84833 PHY SECTION	          */
9025 /******************************************************************/
9026 static void elink_save_848xx_spirom_version(struct elink_phy *phy,
9027 					    struct bnx2x_softc *sc, uint8_t port)
9028 {
9029 	uint16_t val, fw_ver2, cnt, i;
9030 	static struct elink_reg_set reg_set[] = {
9031 		{MDIO_PMA_DEVAD, 0xA819, 0x0014},
9032 		{MDIO_PMA_DEVAD, 0xA81A, 0xc200},
9033 		{MDIO_PMA_DEVAD, 0xA81B, 0x0000},
9034 		{MDIO_PMA_DEVAD, 0xA81C, 0x0300},
9035 		{MDIO_PMA_DEVAD, 0xA817, 0x0009}
9036 	};
9037 	uint16_t fw_ver1;
9038 
9039 	if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
9040 	    (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) {
9041 		elink_cl45_read(sc, phy, MDIO_CTL_DEVAD, 0x400f, &fw_ver1);
9042 		elink_save_spirom_version(sc, port, fw_ver1 & 0xfff,
9043 					  phy->ver_addr);
9044 	} else {
9045 		/* For 32-bit registers in 848xx, access via MDIO2ARM i/f. */
9046 		/* (1) set reg 0xc200_0014(SPI_BRIDGE_CTRL_2) to 0x03000000 */
9047 		for (i = 0; i < ARRAY_SIZE(reg_set); i++)
9048 			elink_cl45_write(sc, phy, reg_set[i].devad,
9049 					 reg_set[i].reg, reg_set[i].val);
9050 
9051 		for (cnt = 0; cnt < 100; cnt++) {
9052 			elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xA818, &val);
9053 			if (val & 1)
9054 				break;
9055 			DELAY(5);
9056 		}
9057 		if (cnt == 100) {
9058 			PMD_DRV_LOG(DEBUG, "Unable to read 848xx "
9059 				    "phy fw version(1)");
9060 			elink_save_spirom_version(sc, port, 0, phy->ver_addr);
9061 			return;
9062 		}
9063 
9064 		/* 2) read register 0xc200_0000 (SPI_FW_STATUS) */
9065 		elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, 0xA819, 0x0000);
9066 		elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, 0xA81A, 0xc200);
9067 		elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, 0xA817, 0x000A);
9068 		for (cnt = 0; cnt < 100; cnt++) {
9069 			elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xA818, &val);
9070 			if (val & 1)
9071 				break;
9072 			DELAY(5);
9073 		}
9074 		if (cnt == 100) {
9075 			PMD_DRV_LOG(DEBUG, "Unable to read 848xx phy fw "
9076 				    "version(2)");
9077 			elink_save_spirom_version(sc, port, 0, phy->ver_addr);
9078 			return;
9079 		}
9080 
9081 		/* lower 16 bits of the register SPI_FW_STATUS */
9082 		elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xA81B, &fw_ver1);
9083 		/* upper 16 bits of register SPI_FW_STATUS */
9084 		elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xA81C, &fw_ver2);
9085 
9086 		elink_save_spirom_version(sc, port, (fw_ver2 << 16) | fw_ver1,
9087 					  phy->ver_addr);
9088 	}
9089 
9090 }
9091 
9092 static void elink_848xx_set_led(struct bnx2x_softc *sc, struct elink_phy *phy)
9093 {
9094 	uint16_t val, offset, i;
9095 	static struct elink_reg_set reg_set[] = {
9096 		{MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED1_MASK, 0x0080},
9097 		{MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED2_MASK, 0x0018},
9098 		{MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED3_MASK, 0x0006},
9099 		{MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED3_BLINK, 0x0000},
9100 		{MDIO_PMA_DEVAD, MDIO_PMA_REG_84823_CTL_SLOW_CLK_CNT_HIGH,
9101 		 MDIO_PMA_REG_84823_BLINK_RATE_VAL_15P9HZ},
9102 		{MDIO_AN_DEVAD, 0xFFFB, 0xFFFD}
9103 	};
9104 	/* PHYC_CTL_LED_CTL */
9105 	elink_cl45_read(sc, phy,
9106 			MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LINK_SIGNAL, &val);
9107 	val &= 0xFE00;
9108 	val |= 0x0092;
9109 
9110 	elink_cl45_write(sc, phy,
9111 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LINK_SIGNAL, val);
9112 
9113 	for (i = 0; i < ARRAY_SIZE(reg_set); i++)
9114 		elink_cl45_write(sc, phy, reg_set[i].devad, reg_set[i].reg,
9115 				 reg_set[i].val);
9116 
9117 	if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
9118 	    (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834))
9119 		offset = MDIO_PMA_REG_84833_CTL_LED_CTL_1;
9120 	else
9121 		offset = MDIO_PMA_REG_84823_CTL_LED_CTL_1;
9122 
9123 	/* stretch_en for LED3 */
9124 	elink_cl45_read_or_write(sc, phy,
9125 				 MDIO_PMA_DEVAD, offset,
9126 				 MDIO_PMA_REG_84823_LED3_STRETCH_EN);
9127 }
9128 
9129 static void elink_848xx_specific_func(struct elink_phy *phy,
9130 				      struct elink_params *params,
9131 				      uint32_t action)
9132 {
9133 	struct bnx2x_softc *sc = params->sc;
9134 	switch (action) {
9135 	case ELINK_PHY_INIT:
9136 		if ((phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) &&
9137 		    (phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) {
9138 			/* Save spirom version */
9139 			elink_save_848xx_spirom_version(phy, sc, params->port);
9140 		}
9141 		/* This phy uses the NIG latch mechanism since link indication
9142 		 * arrives through its LED4 and not via its LASI signal, so we
9143 		 * get steady signal instead of clear on read
9144 		 */
9145 		elink_bits_en(sc, NIG_REG_LATCH_BC_0 + params->port * 4,
9146 			      1 << ELINK_NIG_LATCH_BC_ENABLE_MI_INT);
9147 
9148 		elink_848xx_set_led(sc, phy);
9149 		break;
9150 	}
9151 }
9152 
9153 static elink_status_t elink_848xx_cmn_config_init(struct elink_phy *phy,
9154 						  struct elink_params *params,
9155 						  struct elink_vars *vars)
9156 {
9157 	struct bnx2x_softc *sc = params->sc;
9158 	uint16_t autoneg_val, an_1000_val, an_10_100_val;
9159 
9160 	elink_848xx_specific_func(phy, params, ELINK_PHY_INIT);
9161 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0000);
9162 
9163 	/* set 1000 speed advertisement */
9164 	elink_cl45_read(sc, phy,
9165 			MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL,
9166 			&an_1000_val);
9167 
9168 	elink_ext_phy_set_pause(params, phy, vars);
9169 	elink_cl45_read(sc, phy,
9170 			MDIO_AN_DEVAD,
9171 			MDIO_AN_REG_8481_LEGACY_AN_ADV, &an_10_100_val);
9172 	elink_cl45_read(sc, phy,
9173 			MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_MII_CTRL,
9174 			&autoneg_val);
9175 	/* Disable forced speed */
9176 	autoneg_val &=
9177 	    ~((1 << 6) | (1 << 8) | (1 << 9) | (1 << 12) | (1 << 13));
9178 	an_10_100_val &= ~((1 << 5) | (1 << 6) | (1 << 7) | (1 << 8));
9179 
9180 	if (((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
9181 	     (phy->speed_cap_mask &
9182 	      PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
9183 	    (phy->req_line_speed == ELINK_SPEED_1000)) {
9184 		an_1000_val |= (1 << 8);
9185 		autoneg_val |= (1 << 9 | 1 << 12);
9186 		if (phy->req_duplex == DUPLEX_FULL)
9187 			an_1000_val |= (1 << 9);
9188 		PMD_DRV_LOG(DEBUG, "Advertising 1G");
9189 	} else
9190 		an_1000_val &= ~((1 << 8) | (1 << 9));
9191 
9192 	elink_cl45_write(sc, phy,
9193 			 MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL,
9194 			 an_1000_val);
9195 
9196 	/* Set 10/100 speed advertisement */
9197 	if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG) {
9198 		if (phy->speed_cap_mask &
9199 		    PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL) {
9200 			/* Enable autoneg and restart autoneg for legacy speeds
9201 			 */
9202 			autoneg_val |= (1 << 9 | 1 << 12);
9203 			an_10_100_val |= (1 << 8);
9204 			PMD_DRV_LOG(DEBUG, "Advertising 100M-FD");
9205 		}
9206 
9207 		if (phy->speed_cap_mask &
9208 		    PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF) {
9209 			/* Enable autoneg and restart autoneg for legacy speeds
9210 			 */
9211 			autoneg_val |= (1 << 9 | 1 << 12);
9212 			an_10_100_val |= (1 << 7);
9213 			PMD_DRV_LOG(DEBUG, "Advertising 100M-HD");
9214 		}
9215 
9216 		if ((phy->speed_cap_mask &
9217 		     PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) &&
9218 		    (phy->supported & ELINK_SUPPORTED_10baseT_Full)) {
9219 			an_10_100_val |= (1 << 6);
9220 			autoneg_val |= (1 << 9 | 1 << 12);
9221 			PMD_DRV_LOG(DEBUG, "Advertising 10M-FD");
9222 		}
9223 
9224 		if ((phy->speed_cap_mask &
9225 		     PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) &&
9226 		    (phy->supported & ELINK_SUPPORTED_10baseT_Half)) {
9227 			an_10_100_val |= (1 << 5);
9228 			autoneg_val |= (1 << 9 | 1 << 12);
9229 			PMD_DRV_LOG(DEBUG, "Advertising 10M-HD");
9230 		}
9231 	}
9232 
9233 	/* Only 10/100 are allowed to work in FORCE mode */
9234 	if ((phy->req_line_speed == ELINK_SPEED_100) &&
9235 	    (phy->supported &
9236 	     (ELINK_SUPPORTED_100baseT_Half | ELINK_SUPPORTED_100baseT_Full))) {
9237 		autoneg_val |= (1 << 13);
9238 		/* Enabled AUTO-MDIX when autoneg is disabled */
9239 		elink_cl45_write(sc, phy,
9240 				 MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL,
9241 				 (1 << 15 | 1 << 9 | 7 << 0));
9242 		/* The PHY needs this set even for forced link. */
9243 		an_10_100_val |= (1 << 8) | (1 << 7);
9244 		PMD_DRV_LOG(DEBUG, "Setting 100M force");
9245 	}
9246 	if ((phy->req_line_speed == ELINK_SPEED_10) &&
9247 	    (phy->supported &
9248 	     (ELINK_SUPPORTED_10baseT_Half | ELINK_SUPPORTED_10baseT_Full))) {
9249 		/* Enabled AUTO-MDIX when autoneg is disabled */
9250 		elink_cl45_write(sc, phy,
9251 				 MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL,
9252 				 (1 << 15 | 1 << 9 | 7 << 0));
9253 		PMD_DRV_LOG(DEBUG, "Setting 10M force");
9254 	}
9255 
9256 	elink_cl45_write(sc, phy,
9257 			 MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_AN_ADV,
9258 			 an_10_100_val);
9259 
9260 	if (phy->req_duplex == DUPLEX_FULL)
9261 		autoneg_val |= (1 << 8);
9262 
9263 	/* Always write this if this is not 84833/4.
9264 	 * For 84833/4, write it only when it's a forced speed.
9265 	 */
9266 	if (((phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) &&
9267 	     (phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) ||
9268 	    ((autoneg_val & (1 << 12)) == 0))
9269 		elink_cl45_write(sc, phy,
9270 				 MDIO_AN_DEVAD,
9271 				 MDIO_AN_REG_8481_LEGACY_MII_CTRL, autoneg_val);
9272 
9273 	if (((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
9274 	     (phy->speed_cap_mask &
9275 	      PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) ||
9276 	    (phy->req_line_speed == ELINK_SPEED_10000)) {
9277 		PMD_DRV_LOG(DEBUG, "Advertising 10G");
9278 		/* Restart autoneg for 10G */
9279 
9280 		elink_cl45_read_or_write(sc, phy,
9281 					 MDIO_AN_DEVAD,
9282 					 MDIO_AN_REG_8481_10GBASE_T_AN_CTRL,
9283 					 0x1000);
9284 		elink_cl45_write(sc, phy,
9285 				 MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x3200);
9286 	} else
9287 		elink_cl45_write(sc, phy,
9288 				 MDIO_AN_DEVAD,
9289 				 MDIO_AN_REG_8481_10GBASE_T_AN_CTRL, 1);
9290 
9291 	return ELINK_STATUS_OK;
9292 }
9293 
9294 static elink_status_t elink_8481_config_init(struct elink_phy *phy,
9295 					     struct elink_params *params,
9296 					     struct elink_vars *vars)
9297 {
9298 	struct bnx2x_softc *sc = params->sc;
9299 	/* Restore normal power mode */
9300 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
9301 			    MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
9302 
9303 	/* HW reset */
9304 	elink_ext_phy_hw_reset(sc, params->port);
9305 	elink_wait_reset_complete(sc, phy, params);
9306 
9307 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1 << 15);
9308 	return elink_848xx_cmn_config_init(phy, params, vars);
9309 }
9310 
9311 #define PHY84833_CMDHDLR_WAIT 300
9312 #define PHY84833_CMDHDLR_MAX_ARGS 5
9313 static elink_status_t elink_84833_cmd_hdlr(struct elink_phy *phy,
9314 					   struct elink_params *params,
9315 					   uint16_t fw_cmd, uint16_t cmd_args[],
9316 					   int argc)
9317 {
9318 	int idx;
9319 	uint16_t val;
9320 	struct bnx2x_softc *sc = params->sc;
9321 	/* Write CMD_OPEN_OVERRIDE to STATUS reg */
9322 	elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9323 			 MDIO_84833_CMD_HDLR_STATUS,
9324 			 PHY84833_STATUS_CMD_OPEN_OVERRIDE);
9325 	for (idx = 0; idx < PHY84833_CMDHDLR_WAIT; idx++) {
9326 		elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9327 				MDIO_84833_CMD_HDLR_STATUS, &val);
9328 		if (val == PHY84833_STATUS_CMD_OPEN_FOR_CMDS)
9329 			break;
9330 		DELAY(1000 * 1);
9331 	}
9332 	if (idx >= PHY84833_CMDHDLR_WAIT) {
9333 		PMD_DRV_LOG(DEBUG, "FW cmd: FW not ready.");
9334 		return ELINK_STATUS_ERROR;
9335 	}
9336 
9337 	/* Prepare argument(s) and issue command */
9338 	for (idx = 0; idx < argc; idx++) {
9339 		elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9340 				 MDIO_84833_CMD_HDLR_DATA1 + idx,
9341 				 cmd_args[idx]);
9342 	}
9343 	elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9344 			 MDIO_84833_CMD_HDLR_COMMAND, fw_cmd);
9345 	for (idx = 0; idx < PHY84833_CMDHDLR_WAIT; idx++) {
9346 		elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9347 				MDIO_84833_CMD_HDLR_STATUS, &val);
9348 		if ((val == PHY84833_STATUS_CMD_COMPLETE_PASS) ||
9349 		    (val == PHY84833_STATUS_CMD_COMPLETE_ERROR))
9350 			break;
9351 		DELAY(1000 * 1);
9352 	}
9353 	if ((idx >= PHY84833_CMDHDLR_WAIT) ||
9354 	    (val == PHY84833_STATUS_CMD_COMPLETE_ERROR)) {
9355 		PMD_DRV_LOG(DEBUG, "FW cmd failed.");
9356 		return ELINK_STATUS_ERROR;
9357 	}
9358 	/* Gather returning data */
9359 	for (idx = 0; idx < argc; idx++) {
9360 		elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9361 				MDIO_84833_CMD_HDLR_DATA1 + idx,
9362 				&cmd_args[idx]);
9363 	}
9364 	elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9365 			 MDIO_84833_CMD_HDLR_STATUS,
9366 			 PHY84833_STATUS_CMD_CLEAR_COMPLETE);
9367 	return ELINK_STATUS_OK;
9368 }
9369 
9370 static elink_status_t elink_84833_pair_swap_cfg(struct elink_phy *phy,
9371 						struct elink_params *params,
9372 						__rte_unused struct elink_vars
9373 						*vars)
9374 {
9375 	uint32_t pair_swap;
9376 	uint16_t data[PHY84833_CMDHDLR_MAX_ARGS];
9377 	elink_status_t status;
9378 	struct bnx2x_softc *sc = params->sc;
9379 
9380 	/* Check for configuration. */
9381 	pair_swap = REG_RD(sc, params->shmem_base +
9382 			   offsetof(struct shmem_region,
9383 				    dev_info.port_hw_config[params->port].
9384 				    xgbt_phy_cfg)) &
9385 	    PORT_HW_CFG_RJ45_PAIR_SWAP_MASK;
9386 
9387 	if (pair_swap == 0)
9388 		return ELINK_STATUS_OK;
9389 
9390 	/* Only the second argument is used for this command */
9391 	data[1] = (uint16_t) pair_swap;
9392 
9393 	status = elink_84833_cmd_hdlr(phy, params,
9394 				      PHY84833_CMD_SET_PAIR_SWAP, data,
9395 				      PHY84833_CMDHDLR_MAX_ARGS);
9396 	if (status == ELINK_STATUS_OK) {
9397 		PMD_DRV_LOG(DEBUG, "Pairswap OK, val=0x%x", data[1]);
9398 	}
9399 
9400 	return status;
9401 }
9402 
9403 static uint8_t elink_84833_get_reset_gpios(struct bnx2x_softc *sc,
9404 					   uint32_t shmem_base_path[],
9405 					   __rte_unused uint32_t chip_id)
9406 {
9407 	uint32_t reset_pin[2];
9408 	uint32_t idx;
9409 	uint8_t reset_gpios;
9410 	if (CHIP_IS_E3(sc)) {
9411 		/* Assume that these will be GPIOs, not EPIOs. */
9412 		for (idx = 0; idx < 2; idx++) {
9413 			/* Map config param to register bit. */
9414 			reset_pin[idx] = REG_RD(sc, shmem_base_path[idx] +
9415 						offsetof(struct shmem_region,
9416 							 dev_info.
9417 							 port_hw_config[0].
9418 							 e3_cmn_pin_cfg));
9419 			reset_pin[idx] =
9420 			    (reset_pin[idx] & PORT_HW_CFG_E3_PHY_RESET_MASK) >>
9421 			    PORT_HW_CFG_E3_PHY_RESET_SHIFT;
9422 			reset_pin[idx] -= PIN_CFG_GPIO0_P0;
9423 			reset_pin[idx] = (1 << reset_pin[idx]);
9424 		}
9425 		reset_gpios = (uint8_t) (reset_pin[0] | reset_pin[1]);
9426 	} else {
9427 		/* E2, look from diff place of shmem. */
9428 		for (idx = 0; idx < 2; idx++) {
9429 			reset_pin[idx] = REG_RD(sc, shmem_base_path[idx] +
9430 						offsetof(struct shmem_region,
9431 							 dev_info.
9432 							 port_hw_config[0].
9433 							 default_cfg));
9434 			reset_pin[idx] &= PORT_HW_CFG_EXT_PHY_GPIO_RST_MASK;
9435 			reset_pin[idx] -= PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO0_P0;
9436 			reset_pin[idx] >>= PORT_HW_CFG_EXT_PHY_GPIO_RST_SHIFT;
9437 			reset_pin[idx] = (1 << reset_pin[idx]);
9438 		}
9439 		reset_gpios = (uint8_t) (reset_pin[0] | reset_pin[1]);
9440 	}
9441 
9442 	return reset_gpios;
9443 }
9444 
9445 static elink_status_t elink_84833_hw_reset_phy(struct elink_phy *phy,
9446 					       struct elink_params *params)
9447 {
9448 	struct bnx2x_softc *sc = params->sc;
9449 	uint8_t reset_gpios;
9450 	uint32_t other_shmem_base_addr = REG_RD(sc, params->shmem2_base +
9451 						offsetof(struct shmem2_region,
9452 							 other_shmem_base_addr));
9453 
9454 	uint32_t shmem_base_path[2];
9455 
9456 	/* Work around for 84833 LED failure inside RESET status */
9457 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
9458 			 MDIO_AN_REG_8481_LEGACY_MII_CTRL,
9459 			 MDIO_AN_REG_8481_MII_CTRL_FORCE_1G);
9460 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
9461 			 MDIO_AN_REG_8481_1G_100T_EXT_CTRL,
9462 			 MIDO_AN_REG_8481_EXT_CTRL_FORCE_LEDS_OFF);
9463 
9464 	shmem_base_path[0] = params->shmem_base;
9465 	shmem_base_path[1] = other_shmem_base_addr;
9466 
9467 	reset_gpios = elink_84833_get_reset_gpios(sc, shmem_base_path,
9468 						  params->chip_id);
9469 
9470 	elink_cb_gpio_mult_write(sc, reset_gpios,
9471 				 MISC_REGISTERS_GPIO_OUTPUT_LOW);
9472 	DELAY(10);
9473 	PMD_DRV_LOG(DEBUG, "84833 hw reset on pin values 0x%x", reset_gpios);
9474 
9475 	return ELINK_STATUS_OK;
9476 }
9477 
9478 static elink_status_t elink_8483x_disable_eee(struct elink_phy *phy,
9479 					      struct elink_params *params,
9480 					      struct elink_vars *vars)
9481 {
9482 	elink_status_t rc;
9483 	uint16_t cmd_args = 0;
9484 
9485 	PMD_DRV_LOG(DEBUG, "Don't Advertise 10GBase-T EEE");
9486 
9487 	/* Prevent Phy from working in EEE and advertising it */
9488 	rc = elink_84833_cmd_hdlr(phy, params,
9489 				  PHY84833_CMD_SET_EEE_MODE, &cmd_args, 1);
9490 	if (rc != ELINK_STATUS_OK) {
9491 		PMD_DRV_LOG(DEBUG, "EEE disable failed.");
9492 		return rc;
9493 	}
9494 
9495 	return elink_eee_disable(phy, params, vars);
9496 }
9497 
9498 static elink_status_t elink_8483x_enable_eee(struct elink_phy *phy,
9499 					     struct elink_params *params,
9500 					     struct elink_vars *vars)
9501 {
9502 	elink_status_t rc;
9503 	uint16_t cmd_args = 1;
9504 
9505 	rc = elink_84833_cmd_hdlr(phy, params,
9506 				  PHY84833_CMD_SET_EEE_MODE, &cmd_args, 1);
9507 	if (rc != ELINK_STATUS_OK) {
9508 		PMD_DRV_LOG(DEBUG, "EEE enable failed.");
9509 		return rc;
9510 	}
9511 
9512 	return elink_eee_advertise(phy, params, vars, SHMEM_EEE_10G_ADV);
9513 }
9514 
9515 #define PHY84833_CONSTANT_LATENCY 1193
9516 static elink_status_t elink_848x3_config_init(struct elink_phy *phy,
9517 					      struct elink_params *params,
9518 					      struct elink_vars *vars)
9519 {
9520 	struct bnx2x_softc *sc = params->sc;
9521 	uint8_t port, initialize = 1;
9522 	uint16_t val;
9523 	uint32_t actual_phy_selection;
9524 	uint16_t cmd_args[PHY84833_CMDHDLR_MAX_ARGS];
9525 	elink_status_t rc = ELINK_STATUS_OK;
9526 
9527 	DELAY(1000 * 1);
9528 
9529 	if (!(CHIP_IS_E1x(sc)))
9530 		port = SC_PATH(sc);
9531 	else
9532 		port = params->port;
9533 
9534 	if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84823) {
9535 		elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_3,
9536 				    MISC_REGISTERS_GPIO_OUTPUT_HIGH, port);
9537 	} else {
9538 		/* MDIO reset */
9539 		elink_cl45_write(sc, phy,
9540 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x8000);
9541 	}
9542 
9543 	elink_wait_reset_complete(sc, phy, params);
9544 
9545 	/* Wait for GPHY to come out of reset */
9546 	DELAY(1000 * 50);
9547 	if ((phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) &&
9548 	    (phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) {
9549 		/* BNX2X84823 requires that XGXS links up first @ 10G for normal
9550 		 * behavior.
9551 		 */
9552 		uint16_t temp;
9553 		temp = vars->line_speed;
9554 		vars->line_speed = ELINK_SPEED_10000;
9555 		elink_set_autoneg(&params->phy[ELINK_INT_PHY], params, vars, 0);
9556 		elink_program_serdes(&params->phy[ELINK_INT_PHY], params, vars);
9557 		vars->line_speed = temp;
9558 	}
9559 
9560 	elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9561 			MDIO_CTL_REG_84823_MEDIA, &val);
9562 	val &= ~(MDIO_CTL_REG_84823_MEDIA_MAC_MASK |
9563 		 MDIO_CTL_REG_84823_MEDIA_LINE_MASK |
9564 		 MDIO_CTL_REG_84823_MEDIA_COPPER_CORE_DOWN |
9565 		 MDIO_CTL_REG_84823_MEDIA_PRIORITY_MASK |
9566 		 MDIO_CTL_REG_84823_MEDIA_FIBER_1G);
9567 
9568 	if (CHIP_IS_E3(sc)) {
9569 		val &= ~(MDIO_CTL_REG_84823_MEDIA_MAC_MASK |
9570 			 MDIO_CTL_REG_84823_MEDIA_LINE_MASK);
9571 	} else {
9572 		val |= (MDIO_CTL_REG_84823_CTRL_MAC_XFI |
9573 			MDIO_CTL_REG_84823_MEDIA_LINE_XAUI_L);
9574 	}
9575 
9576 	actual_phy_selection = elink_phy_selection(params);
9577 
9578 	switch (actual_phy_selection) {
9579 	case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT:
9580 		/* Do nothing. Essentially this is like the priority copper */
9581 		break;
9582 	case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY:
9583 		val |= MDIO_CTL_REG_84823_MEDIA_PRIORITY_COPPER;
9584 		break;
9585 	case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY:
9586 		val |= MDIO_CTL_REG_84823_MEDIA_PRIORITY_FIBER;
9587 		break;
9588 	case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY:
9589 		/* Do nothing here. The first PHY won't be initialized at all */
9590 		break;
9591 	case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY:
9592 		val |= MDIO_CTL_REG_84823_MEDIA_COPPER_CORE_DOWN;
9593 		initialize = 0;
9594 		break;
9595 	}
9596 	if (params->phy[ELINK_EXT_PHY2].req_line_speed == ELINK_SPEED_1000)
9597 		val |= MDIO_CTL_REG_84823_MEDIA_FIBER_1G;
9598 
9599 	elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9600 			 MDIO_CTL_REG_84823_MEDIA, val);
9601 	PMD_DRV_LOG(DEBUG, "Multi_phy config = 0x%x, Media control = 0x%x",
9602 		    params->multi_phy_config, val);
9603 
9604 	if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
9605 	    (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) {
9606 		elink_84833_pair_swap_cfg(phy, params, vars);
9607 
9608 		/* Keep AutogrEEEn disabled. */
9609 		cmd_args[0] = 0x0;
9610 		cmd_args[1] = 0x0;
9611 		cmd_args[2] = PHY84833_CONSTANT_LATENCY + 1;
9612 		cmd_args[3] = PHY84833_CONSTANT_LATENCY;
9613 		rc = elink_84833_cmd_hdlr(phy, params,
9614 					  PHY84833_CMD_SET_EEE_MODE, cmd_args,
9615 					  PHY84833_CMDHDLR_MAX_ARGS);
9616 		if (rc != ELINK_STATUS_OK) {
9617 			PMD_DRV_LOG(DEBUG, "Cfg AutogrEEEn failed.");
9618 		}
9619 	}
9620 	if (initialize) {
9621 		rc = elink_848xx_cmn_config_init(phy, params, vars);
9622 	} else {
9623 		elink_save_848xx_spirom_version(phy, sc, params->port);
9624 	}
9625 	/* 84833 PHY has a better feature and doesn't need to support this. */
9626 	if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84823) {
9627 		uint32_t cms_enable = REG_RD(sc, params->shmem_base +
9628 					     offsetof(struct shmem_region,
9629 						      dev_info.
9630 						      port_hw_config[params->
9631 								     port].
9632 						      default_cfg)) &
9633 		    PORT_HW_CFG_ENABLE_CMS_MASK;
9634 
9635 		elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9636 				MDIO_CTL_REG_84823_USER_CTRL_REG, &val);
9637 		if (cms_enable)
9638 			val |= MDIO_CTL_REG_84823_USER_CTRL_CMS;
9639 		else
9640 			val &= ~MDIO_CTL_REG_84823_USER_CTRL_CMS;
9641 		elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9642 				 MDIO_CTL_REG_84823_USER_CTRL_REG, val);
9643 	}
9644 
9645 	elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9646 			MDIO_84833_TOP_CFG_FW_REV, &val);
9647 
9648 	/* Configure EEE support */
9649 	if ((val >= MDIO_84833_TOP_CFG_FW_EEE) &&
9650 	    (val != MDIO_84833_TOP_CFG_FW_NO_EEE) &&
9651 	    elink_eee_has_cap(params)) {
9652 		rc = elink_eee_initial_config(params, vars, SHMEM_EEE_10G_ADV);
9653 		if (rc != ELINK_STATUS_OK) {
9654 			PMD_DRV_LOG(DEBUG, "Failed to configure EEE timers");
9655 			elink_8483x_disable_eee(phy, params, vars);
9656 			return rc;
9657 		}
9658 
9659 		if ((phy->req_duplex == DUPLEX_FULL) &&
9660 		    (params->eee_mode & ELINK_EEE_MODE_ADV_LPI) &&
9661 		    (elink_eee_calc_timer(params) ||
9662 		     !(params->eee_mode & ELINK_EEE_MODE_ENABLE_LPI)))
9663 			rc = elink_8483x_enable_eee(phy, params, vars);
9664 		else
9665 			rc = elink_8483x_disable_eee(phy, params, vars);
9666 		if (rc != ELINK_STATUS_OK) {
9667 			PMD_DRV_LOG(DEBUG, "Failed to set EEE advertisement");
9668 			return rc;
9669 		}
9670 	} else {
9671 		vars->eee_status &= ~SHMEM_EEE_SUPPORTED_MASK;
9672 	}
9673 
9674 	if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
9675 	    (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) {
9676 		/* Bring PHY out of super isolate mode as the final step. */
9677 		elink_cl45_read_and_write(sc, phy,
9678 					  MDIO_CTL_DEVAD,
9679 					  MDIO_84833_TOP_CFG_XGPHY_STRAP1,
9680 					  (uint16_t) ~
9681 					  MDIO_84833_SUPER_ISOLATE);
9682 	}
9683 	return rc;
9684 }
9685 
9686 static uint8_t elink_848xx_read_status(struct elink_phy *phy,
9687 				       struct elink_params *params,
9688 				       struct elink_vars *vars)
9689 {
9690 	struct bnx2x_softc *sc = params->sc;
9691 	uint16_t val, val1, val2;
9692 	uint8_t link_up = 0;
9693 
9694 	/* Check 10G-BaseT link status */
9695 	/* Check PMD signal ok */
9696 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, 0xFFFA, &val1);
9697 	elink_cl45_read(sc, phy,
9698 			MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_PMD_SIGNAL, &val2);
9699 	PMD_DRV_LOG(DEBUG, "BNX2X848xx: PMD_SIGNAL 1.a811 = 0x%x", val2);
9700 
9701 	/* Check link 10G */
9702 	if (val2 & (1 << 11)) {
9703 		vars->line_speed = ELINK_SPEED_10000;
9704 		vars->duplex = DUPLEX_FULL;
9705 		link_up = 1;
9706 		elink_ext_phy_10G_an_resolve(sc, phy, vars);
9707 	} else {		/* Check Legacy speed link */
9708 		uint16_t legacy_status, legacy_speed, mii_ctrl;
9709 
9710 		/* Enable expansion register 0x42 (Operation mode status) */
9711 		elink_cl45_write(sc, phy,
9712 				 MDIO_AN_DEVAD,
9713 				 MDIO_AN_REG_8481_EXPANSION_REG_ACCESS, 0xf42);
9714 
9715 		/* Get legacy speed operation status */
9716 		elink_cl45_read(sc, phy,
9717 				MDIO_AN_DEVAD,
9718 				MDIO_AN_REG_8481_EXPANSION_REG_RD_RW,
9719 				&legacy_status);
9720 
9721 		PMD_DRV_LOG(DEBUG, "Legacy speed status = 0x%x", legacy_status);
9722 		link_up = ((legacy_status & (1 << 11)) == (1 << 11));
9723 		legacy_speed = (legacy_status & (3 << 9));
9724 		if (legacy_speed == (0 << 9))
9725 			vars->line_speed = ELINK_SPEED_10;
9726 		else if (legacy_speed == (1 << 9))
9727 			vars->line_speed = ELINK_SPEED_100;
9728 		else if (legacy_speed == (2 << 9))
9729 			vars->line_speed = ELINK_SPEED_1000;
9730 		else {		/* Should not happen: Treat as link down */
9731 			vars->line_speed = 0;
9732 			link_up = 0;
9733 		}
9734 
9735 		if (params->feature_config_flags &
9736 		    ELINK_FEATURE_CONFIG_IEEE_PHY_TEST) {
9737 			elink_cl45_read(sc, phy,
9738 					MDIO_AN_DEVAD,
9739 					MDIO_AN_REG_8481_LEGACY_MII_CTRL,
9740 					&mii_ctrl);
9741 			/* For IEEE testing, check for a fake link. */
9742 			link_up |= ((mii_ctrl & 0x3040) == 0x40);
9743 		}
9744 
9745 		if (link_up) {
9746 			if (legacy_status & (1 << 8))
9747 				vars->duplex = DUPLEX_FULL;
9748 			else
9749 				vars->duplex = DUPLEX_HALF;
9750 
9751 			PMD_DRV_LOG(DEBUG,
9752 				    "Link is up in %dMbps, is_duplex_full= %d",
9753 				    vars->line_speed,
9754 				    (vars->duplex == DUPLEX_FULL));
9755 			/* Check legacy speed AN resolution */
9756 			elink_cl45_read(sc, phy,
9757 					MDIO_AN_DEVAD,
9758 					MDIO_AN_REG_8481_LEGACY_MII_STATUS,
9759 					&val);
9760 			if (val & (1 << 5))
9761 				vars->link_status |=
9762 				    LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
9763 			elink_cl45_read(sc, phy,
9764 					MDIO_AN_DEVAD,
9765 					MDIO_AN_REG_8481_LEGACY_AN_EXPANSION,
9766 					&val);
9767 			if ((val & (1 << 0)) == 0)
9768 				vars->link_status |=
9769 				    LINK_STATUS_PARALLEL_DETECTION_USED;
9770 		}
9771 	}
9772 	if (link_up) {
9773 		PMD_DRV_LOG(DEBUG, "BNX2X848x3: link speed is %d",
9774 			    vars->line_speed);
9775 		elink_ext_phy_resolve_fc(phy, params, vars);
9776 
9777 		/* Read LP advertised speeds */
9778 		elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
9779 				MDIO_AN_REG_CL37_FC_LP, &val);
9780 		if (val & (1 << 5))
9781 			vars->link_status |=
9782 			    LINK_STATUS_LINK_PARTNER_10THD_CAPABLE;
9783 		if (val & (1 << 6))
9784 			vars->link_status |=
9785 			    LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE;
9786 		if (val & (1 << 7))
9787 			vars->link_status |=
9788 			    LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE;
9789 		if (val & (1 << 8))
9790 			vars->link_status |=
9791 			    LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE;
9792 		if (val & (1 << 9))
9793 			vars->link_status |=
9794 			    LINK_STATUS_LINK_PARTNER_100T4_CAPABLE;
9795 
9796 		elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
9797 				MDIO_AN_REG_1000T_STATUS, &val);
9798 
9799 		if (val & (1 << 10))
9800 			vars->link_status |=
9801 			    LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE;
9802 		if (val & (1 << 11))
9803 			vars->link_status |=
9804 			    LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
9805 
9806 		elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
9807 				MDIO_AN_REG_MASTER_STATUS, &val);
9808 
9809 		if (val & (1 << 11))
9810 			vars->link_status |=
9811 			    LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
9812 
9813 		/* Determine if EEE was negotiated */
9814 		if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
9815 		    (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834))
9816 			elink_eee_an_resolve(phy, params, vars);
9817 	}
9818 
9819 	return link_up;
9820 }
9821 
9822 static elink_status_t elink_848xx_format_ver(uint32_t raw_ver, uint8_t * str,
9823 					     uint16_t * len)
9824 {
9825 	elink_status_t status = ELINK_STATUS_OK;
9826 	uint32_t spirom_ver;
9827 	spirom_ver = ((raw_ver & 0xF80) >> 7) << 16 | (raw_ver & 0x7F);
9828 	status = elink_format_ver(spirom_ver, str, len);
9829 	return status;
9830 }
9831 
9832 static void elink_8481_hw_reset(__rte_unused struct elink_phy *phy,
9833 				struct elink_params *params)
9834 {
9835 	elink_cb_gpio_write(params->sc, MISC_REGISTERS_GPIO_1,
9836 			    MISC_REGISTERS_GPIO_OUTPUT_LOW, 0);
9837 	elink_cb_gpio_write(params->sc, MISC_REGISTERS_GPIO_1,
9838 			    MISC_REGISTERS_GPIO_OUTPUT_LOW, 1);
9839 }
9840 
9841 static void elink_8481_link_reset(struct elink_phy *phy,
9842 				  struct elink_params *params)
9843 {
9844 	elink_cl45_write(params->sc, phy,
9845 			 MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x0000);
9846 	elink_cl45_write(params->sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1);
9847 }
9848 
9849 static void elink_848x3_link_reset(struct elink_phy *phy,
9850 				   struct elink_params *params)
9851 {
9852 	struct bnx2x_softc *sc = params->sc;
9853 	uint8_t port;
9854 	uint16_t val16;
9855 
9856 	if (!(CHIP_IS_E1x(sc)))
9857 		port = SC_PATH(sc);
9858 	else
9859 		port = params->port;
9860 
9861 	if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84823) {
9862 		elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_3,
9863 				    MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
9864 	} else {
9865 		elink_cl45_read(sc, phy,
9866 				MDIO_CTL_DEVAD,
9867 				MDIO_84833_TOP_CFG_XGPHY_STRAP1, &val16);
9868 		val16 |= MDIO_84833_SUPER_ISOLATE;
9869 		elink_cl45_write(sc, phy,
9870 				 MDIO_CTL_DEVAD,
9871 				 MDIO_84833_TOP_CFG_XGPHY_STRAP1, val16);
9872 	}
9873 }
9874 
9875 static void elink_848xx_set_link_led(struct elink_phy *phy,
9876 				     struct elink_params *params, uint8_t mode)
9877 {
9878 	struct bnx2x_softc *sc = params->sc;
9879 	uint16_t val;
9880 	__rte_unused uint8_t port;
9881 
9882 	if (!(CHIP_IS_E1x(sc)))
9883 		port = SC_PATH(sc);
9884 	else
9885 		port = params->port;
9886 
9887 	switch (mode) {
9888 	case ELINK_LED_MODE_OFF:
9889 
9890 		PMD_DRV_LOG(DEBUG, "Port 0x%x: LED MODE OFF", port);
9891 
9892 		if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) ==
9893 		    SHARED_HW_CFG_LED_EXTPHY1) {
9894 
9895 			/* Set LED masks */
9896 			elink_cl45_write(sc, phy,
9897 					 MDIO_PMA_DEVAD,
9898 					 MDIO_PMA_REG_8481_LED1_MASK, 0x0);
9899 
9900 			elink_cl45_write(sc, phy,
9901 					 MDIO_PMA_DEVAD,
9902 					 MDIO_PMA_REG_8481_LED2_MASK, 0x0);
9903 
9904 			elink_cl45_write(sc, phy,
9905 					 MDIO_PMA_DEVAD,
9906 					 MDIO_PMA_REG_8481_LED3_MASK, 0x0);
9907 
9908 			elink_cl45_write(sc, phy,
9909 					 MDIO_PMA_DEVAD,
9910 					 MDIO_PMA_REG_8481_LED5_MASK, 0x0);
9911 
9912 		} else {
9913 			elink_cl45_write(sc, phy,
9914 					 MDIO_PMA_DEVAD,
9915 					 MDIO_PMA_REG_8481_LED1_MASK, 0x0);
9916 		}
9917 		break;
9918 	case ELINK_LED_MODE_FRONT_PANEL_OFF:
9919 
9920 		PMD_DRV_LOG(DEBUG, "Port 0x%x: LED MODE FRONT PANEL OFF", port);
9921 
9922 		if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) ==
9923 		    SHARED_HW_CFG_LED_EXTPHY1) {
9924 
9925 			/* Set LED masks */
9926 			elink_cl45_write(sc, phy,
9927 					 MDIO_PMA_DEVAD,
9928 					 MDIO_PMA_REG_8481_LED1_MASK, 0x0);
9929 
9930 			elink_cl45_write(sc, phy,
9931 					 MDIO_PMA_DEVAD,
9932 					 MDIO_PMA_REG_8481_LED2_MASK, 0x0);
9933 
9934 			elink_cl45_write(sc, phy,
9935 					 MDIO_PMA_DEVAD,
9936 					 MDIO_PMA_REG_8481_LED3_MASK, 0x0);
9937 
9938 			elink_cl45_write(sc, phy,
9939 					 MDIO_PMA_DEVAD,
9940 					 MDIO_PMA_REG_8481_LED5_MASK, 0x20);
9941 
9942 		} else {
9943 			elink_cl45_write(sc, phy,
9944 					 MDIO_PMA_DEVAD,
9945 					 MDIO_PMA_REG_8481_LED1_MASK, 0x0);
9946 			if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834) {
9947 				/* Disable MI_INT interrupt before setting LED4
9948 				 * source to constant off.
9949 				 */
9950 				if (REG_RD(sc, NIG_REG_MASK_INTERRUPT_PORT0 +
9951 					   params->port * 4) &
9952 				    ELINK_NIG_MASK_MI_INT) {
9953 					params->link_flags |=
9954 					    ELINK_LINK_FLAGS_INT_DISABLED;
9955 
9956 					elink_bits_dis(sc,
9957 						       NIG_REG_MASK_INTERRUPT_PORT0
9958 						       + params->port * 4,
9959 						       ELINK_NIG_MASK_MI_INT);
9960 				}
9961 				elink_cl45_write(sc, phy,
9962 						 MDIO_PMA_DEVAD,
9963 						 MDIO_PMA_REG_8481_SIGNAL_MASK,
9964 						 0x0);
9965 			}
9966 		}
9967 		break;
9968 	case ELINK_LED_MODE_ON:
9969 
9970 		PMD_DRV_LOG(DEBUG, "Port 0x%x: LED MODE ON", port);
9971 
9972 		if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) ==
9973 		    SHARED_HW_CFG_LED_EXTPHY1) {
9974 			/* Set control reg */
9975 			elink_cl45_read(sc, phy,
9976 					MDIO_PMA_DEVAD,
9977 					MDIO_PMA_REG_8481_LINK_SIGNAL, &val);
9978 			val &= 0x8000;
9979 			val |= 0x2492;
9980 
9981 			elink_cl45_write(sc, phy,
9982 					 MDIO_PMA_DEVAD,
9983 					 MDIO_PMA_REG_8481_LINK_SIGNAL, val);
9984 
9985 			/* Set LED masks */
9986 			elink_cl45_write(sc, phy,
9987 					 MDIO_PMA_DEVAD,
9988 					 MDIO_PMA_REG_8481_LED1_MASK, 0x0);
9989 
9990 			elink_cl45_write(sc, phy,
9991 					 MDIO_PMA_DEVAD,
9992 					 MDIO_PMA_REG_8481_LED2_MASK, 0x20);
9993 
9994 			elink_cl45_write(sc, phy,
9995 					 MDIO_PMA_DEVAD,
9996 					 MDIO_PMA_REG_8481_LED3_MASK, 0x20);
9997 
9998 			elink_cl45_write(sc, phy,
9999 					 MDIO_PMA_DEVAD,
10000 					 MDIO_PMA_REG_8481_LED5_MASK, 0x0);
10001 		} else {
10002 			elink_cl45_write(sc, phy,
10003 					 MDIO_PMA_DEVAD,
10004 					 MDIO_PMA_REG_8481_LED1_MASK, 0x20);
10005 			if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834) {
10006 				/* Disable MI_INT interrupt before setting LED4
10007 				 * source to constant on.
10008 				 */
10009 				if (REG_RD(sc, NIG_REG_MASK_INTERRUPT_PORT0 +
10010 					   params->port * 4) &
10011 				    ELINK_NIG_MASK_MI_INT) {
10012 					params->link_flags |=
10013 					    ELINK_LINK_FLAGS_INT_DISABLED;
10014 
10015 					elink_bits_dis(sc,
10016 						       NIG_REG_MASK_INTERRUPT_PORT0
10017 						       + params->port * 4,
10018 						       ELINK_NIG_MASK_MI_INT);
10019 				}
10020 				elink_cl45_write(sc, phy,
10021 						 MDIO_PMA_DEVAD,
10022 						 MDIO_PMA_REG_8481_SIGNAL_MASK,
10023 						 0x20);
10024 			}
10025 		}
10026 		break;
10027 
10028 	case ELINK_LED_MODE_OPER:
10029 
10030 		PMD_DRV_LOG(DEBUG, "Port 0x%x: LED MODE OPER", port);
10031 
10032 		if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) ==
10033 		    SHARED_HW_CFG_LED_EXTPHY1) {
10034 
10035 			/* Set control reg */
10036 			elink_cl45_read(sc, phy,
10037 					MDIO_PMA_DEVAD,
10038 					MDIO_PMA_REG_8481_LINK_SIGNAL, &val);
10039 
10040 			if (!((val &
10041 			       MDIO_PMA_REG_8481_LINK_SIGNAL_LED4_ENABLE_MASK)
10042 			      >>
10043 			      MDIO_PMA_REG_8481_LINK_SIGNAL_LED4_ENABLE_SHIFT))
10044 			{
10045 				PMD_DRV_LOG(DEBUG, "Setting LINK_SIGNAL");
10046 				elink_cl45_write(sc, phy,
10047 						 MDIO_PMA_DEVAD,
10048 						 MDIO_PMA_REG_8481_LINK_SIGNAL,
10049 						 0xa492);
10050 			}
10051 
10052 			/* Set LED masks */
10053 			elink_cl45_write(sc, phy,
10054 					 MDIO_PMA_DEVAD,
10055 					 MDIO_PMA_REG_8481_LED1_MASK, 0x10);
10056 
10057 			elink_cl45_write(sc, phy,
10058 					 MDIO_PMA_DEVAD,
10059 					 MDIO_PMA_REG_8481_LED2_MASK, 0x80);
10060 
10061 			elink_cl45_write(sc, phy,
10062 					 MDIO_PMA_DEVAD,
10063 					 MDIO_PMA_REG_8481_LED3_MASK, 0x98);
10064 
10065 			elink_cl45_write(sc, phy,
10066 					 MDIO_PMA_DEVAD,
10067 					 MDIO_PMA_REG_8481_LED5_MASK, 0x40);
10068 
10069 		} else {
10070 			/* EXTPHY2 LED mode indicate that the 100M/1G/10G LED
10071 			 * sources are all wired through LED1, rather than only
10072 			 * 10G in other modes.
10073 			 */
10074 			val = ((params->hw_led_mode <<
10075 				SHARED_HW_CFG_LED_MODE_SHIFT) ==
10076 			       SHARED_HW_CFG_LED_EXTPHY2) ? 0x98 : 0x80;
10077 
10078 			elink_cl45_write(sc, phy,
10079 					 MDIO_PMA_DEVAD,
10080 					 MDIO_PMA_REG_8481_LED1_MASK, val);
10081 
10082 			/* Tell LED3 to blink on source */
10083 			elink_cl45_read(sc, phy,
10084 					MDIO_PMA_DEVAD,
10085 					MDIO_PMA_REG_8481_LINK_SIGNAL, &val);
10086 			val &= ~(7 << 6);
10087 			val |= (1 << 6);	/* A83B[8:6]= 1 */
10088 			elink_cl45_write(sc, phy,
10089 					 MDIO_PMA_DEVAD,
10090 					 MDIO_PMA_REG_8481_LINK_SIGNAL, val);
10091 			if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834) {
10092 				/* Restore LED4 source to external link,
10093 				 * and re-enable interrupts.
10094 				 */
10095 				elink_cl45_write(sc, phy,
10096 						 MDIO_PMA_DEVAD,
10097 						 MDIO_PMA_REG_8481_SIGNAL_MASK,
10098 						 0x40);
10099 				if (params->link_flags &
10100 				    ELINK_LINK_FLAGS_INT_DISABLED) {
10101 					elink_link_int_enable(params);
10102 					params->link_flags &=
10103 					    ~ELINK_LINK_FLAGS_INT_DISABLED;
10104 				}
10105 			}
10106 		}
10107 		break;
10108 	}
10109 
10110 	/* This is a workaround for E3+84833 until autoneg
10111 	 * restart is fixed in f/w
10112 	 */
10113 	if (CHIP_IS_E3(sc)) {
10114 		elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
10115 				MDIO_WC_REG_GP2_STATUS_GP_2_1, &val);
10116 	}
10117 }
10118 
10119 /******************************************************************/
10120 /*			54618SE PHY SECTION			  */
10121 /******************************************************************/
10122 static void elink_54618se_specific_func(struct elink_phy *phy,
10123 					struct elink_params *params,
10124 					uint32_t action)
10125 {
10126 	struct bnx2x_softc *sc = params->sc;
10127 	uint16_t temp;
10128 	switch (action) {
10129 	case ELINK_PHY_INIT:
10130 		/* Configure LED4: set to INTR (0x6). */
10131 		/* Accessing shadow register 0xe. */
10132 		elink_cl22_write(sc, phy,
10133 				 MDIO_REG_GPHY_SHADOW,
10134 				 MDIO_REG_GPHY_SHADOW_LED_SEL2);
10135 		elink_cl22_read(sc, phy, MDIO_REG_GPHY_SHADOW, &temp);
10136 		temp &= ~(0xf << 4);
10137 		temp |= (0x6 << 4);
10138 		elink_cl22_write(sc, phy,
10139 				 MDIO_REG_GPHY_SHADOW,
10140 				 MDIO_REG_GPHY_SHADOW_WR_ENA | temp);
10141 		/* Configure INTR based on link status change. */
10142 		elink_cl22_write(sc, phy,
10143 				 MDIO_REG_INTR_MASK,
10144 				 ~MDIO_REG_INTR_MASK_LINK_STATUS);
10145 		break;
10146 	}
10147 }
10148 
10149 static elink_status_t elink_54618se_config_init(struct elink_phy *phy,
10150 						struct elink_params *params,
10151 						struct elink_vars *vars)
10152 {
10153 	struct bnx2x_softc *sc = params->sc;
10154 	uint8_t port;
10155 	uint16_t autoneg_val, an_1000_val, an_10_100_val, fc_val, temp;
10156 	uint32_t cfg_pin;
10157 
10158 	PMD_DRV_LOG(DEBUG, "54618SE cfg init");
10159 	DELAY(1000 * 1);
10160 
10161 	/* This works with E3 only, no need to check the chip
10162 	 * before determining the port.
10163 	 */
10164 	port = params->port;
10165 
10166 	cfg_pin = (REG_RD(sc, params->shmem_base +
10167 			  offsetof(struct shmem_region,
10168 				   dev_info.port_hw_config[port].
10169 				   e3_cmn_pin_cfg)) &
10170 		   PORT_HW_CFG_E3_PHY_RESET_MASK) >>
10171 	    PORT_HW_CFG_E3_PHY_RESET_SHIFT;
10172 
10173 	/* Drive pin high to bring the GPHY out of reset. */
10174 	elink_set_cfg_pin(sc, cfg_pin, 1);
10175 
10176 	/* wait for GPHY to reset */
10177 	DELAY(1000 * 50);
10178 
10179 	/* reset phy */
10180 	elink_cl22_write(sc, phy, MDIO_PMA_REG_CTRL, 0x8000);
10181 	elink_wait_reset_complete(sc, phy, params);
10182 
10183 	/* Wait for GPHY to reset */
10184 	DELAY(1000 * 50);
10185 
10186 	elink_54618se_specific_func(phy, params, ELINK_PHY_INIT);
10187 	/* Flip the signal detect polarity (set 0x1c.0x1e[8]). */
10188 	elink_cl22_write(sc, phy,
10189 			 MDIO_REG_GPHY_SHADOW,
10190 			 MDIO_REG_GPHY_SHADOW_AUTO_DET_MED);
10191 	elink_cl22_read(sc, phy, MDIO_REG_GPHY_SHADOW, &temp);
10192 	temp |= MDIO_REG_GPHY_SHADOW_INVERT_FIB_SD;
10193 	elink_cl22_write(sc, phy,
10194 			 MDIO_REG_GPHY_SHADOW,
10195 			 MDIO_REG_GPHY_SHADOW_WR_ENA | temp);
10196 
10197 	/* Set up fc */
10198 	/* Please refer to Table 28B-3 of 802.3ab-1999 spec. */
10199 	elink_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
10200 	fc_val = 0;
10201 	if ((vars->ieee_fc & MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) ==
10202 	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC)
10203 		fc_val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC;
10204 
10205 	if ((vars->ieee_fc & MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) ==
10206 	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH)
10207 		fc_val |= MDIO_AN_REG_ADV_PAUSE_PAUSE;
10208 
10209 	/* Read all advertisement */
10210 	elink_cl22_read(sc, phy, 0x09, &an_1000_val);
10211 
10212 	elink_cl22_read(sc, phy, 0x04, &an_10_100_val);
10213 
10214 	elink_cl22_read(sc, phy, MDIO_PMA_REG_CTRL, &autoneg_val);
10215 
10216 	/* Disable forced speed */
10217 	autoneg_val &=
10218 	    ~((1 << 6) | (1 << 8) | (1 << 9) | (1 << 12) | (1 << 13));
10219 	an_10_100_val &=
10220 	    ~((1 << 5) | (1 << 6) | (1 << 7) | (1 << 8) | (1 << 10) |
10221 	      (1 << 11));
10222 
10223 	if (((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
10224 	     (phy->speed_cap_mask &
10225 	      PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
10226 	    (phy->req_line_speed == ELINK_SPEED_1000)) {
10227 		an_1000_val |= (1 << 8);
10228 		autoneg_val |= (1 << 9 | 1 << 12);
10229 		if (phy->req_duplex == DUPLEX_FULL)
10230 			an_1000_val |= (1 << 9);
10231 		PMD_DRV_LOG(DEBUG, "Advertising 1G");
10232 	} else
10233 		an_1000_val &= ~((1 << 8) | (1 << 9));
10234 
10235 	elink_cl22_write(sc, phy, 0x09, an_1000_val);
10236 	elink_cl22_read(sc, phy, 0x09, &an_1000_val);
10237 
10238 	/* Advertise 10/100 link speed */
10239 	if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG) {
10240 		if (phy->speed_cap_mask &
10241 		    PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) {
10242 			an_10_100_val |= (1 << 5);
10243 			autoneg_val |= (1 << 9 | 1 << 12);
10244 			PMD_DRV_LOG(DEBUG, "Advertising 10M-HD");
10245 		}
10246 		if (phy->speed_cap_mask &
10247 		    PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) {
10248 			an_10_100_val |= (1 << 6);
10249 			autoneg_val |= (1 << 9 | 1 << 12);
10250 			PMD_DRV_LOG(DEBUG, "Advertising 10M-FD");
10251 		}
10252 		if (phy->speed_cap_mask &
10253 		    PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF) {
10254 			an_10_100_val |= (1 << 7);
10255 			autoneg_val |= (1 << 9 | 1 << 12);
10256 			PMD_DRV_LOG(DEBUG, "Advertising 100M-HD");
10257 		}
10258 		if (phy->speed_cap_mask &
10259 		    PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL) {
10260 			an_10_100_val |= (1 << 8);
10261 			autoneg_val |= (1 << 9 | 1 << 12);
10262 			PMD_DRV_LOG(DEBUG, "Advertising 100M-FD");
10263 		}
10264 	}
10265 
10266 	/* Only 10/100 are allowed to work in FORCE mode */
10267 	if (phy->req_line_speed == ELINK_SPEED_100) {
10268 		autoneg_val |= (1 << 13);
10269 		/* Enabled AUTO-MDIX when autoneg is disabled */
10270 		elink_cl22_write(sc, phy, 0x18, (1 << 15 | 1 << 9 | 7 << 0));
10271 		PMD_DRV_LOG(DEBUG, "Setting 100M force");
10272 	}
10273 	if (phy->req_line_speed == ELINK_SPEED_10) {
10274 		/* Enabled AUTO-MDIX when autoneg is disabled */
10275 		elink_cl22_write(sc, phy, 0x18, (1 << 15 | 1 << 9 | 7 << 0));
10276 		PMD_DRV_LOG(DEBUG, "Setting 10M force");
10277 	}
10278 
10279 	if ((phy->flags & ELINK_FLAGS_EEE) && elink_eee_has_cap(params)) {
10280 		elink_status_t rc;
10281 
10282 		elink_cl22_write(sc, phy, MDIO_REG_GPHY_EXP_ACCESS,
10283 				 MDIO_REG_GPHY_EXP_ACCESS_TOP |
10284 				 MDIO_REG_GPHY_EXP_TOP_2K_BUF);
10285 		elink_cl22_read(sc, phy, MDIO_REG_GPHY_EXP_ACCESS_GATE, &temp);
10286 		temp &= 0xfffe;
10287 		elink_cl22_write(sc, phy, MDIO_REG_GPHY_EXP_ACCESS_GATE, temp);
10288 
10289 		rc = elink_eee_initial_config(params, vars, SHMEM_EEE_1G_ADV);
10290 		if (rc != ELINK_STATUS_OK) {
10291 			PMD_DRV_LOG(DEBUG, "Failed to configure EEE timers");
10292 			elink_eee_disable(phy, params, vars);
10293 		} else if ((params->eee_mode & ELINK_EEE_MODE_ADV_LPI) &&
10294 			   (phy->req_duplex == DUPLEX_FULL) &&
10295 			   (elink_eee_calc_timer(params) ||
10296 			    !(params->eee_mode & ELINK_EEE_MODE_ENABLE_LPI))) {
10297 			/* Need to advertise EEE only when requested,
10298 			 * and either no LPI assertion was requested,
10299 			 * or it was requested and a valid timer was set.
10300 			 * Also notice full duplex is required for EEE.
10301 			 */
10302 			elink_eee_advertise(phy, params, vars,
10303 					    SHMEM_EEE_1G_ADV);
10304 		} else {
10305 			PMD_DRV_LOG(DEBUG, "Don't Advertise 1GBase-T EEE");
10306 			elink_eee_disable(phy, params, vars);
10307 		}
10308 	} else {
10309 		vars->eee_status &= ~SHMEM_EEE_1G_ADV <<
10310 		    SHMEM_EEE_SUPPORTED_SHIFT;
10311 
10312 		if (phy->flags & ELINK_FLAGS_EEE) {
10313 			/* Handle legacy auto-grEEEn */
10314 			if (params->feature_config_flags &
10315 			    ELINK_FEATURE_CONFIG_AUTOGREEEN_ENABLED) {
10316 				temp = 6;
10317 				PMD_DRV_LOG(DEBUG, "Enabling Auto-GrEEEn");
10318 			} else {
10319 				temp = 0;
10320 				PMD_DRV_LOG(DEBUG, "Don't Adv. EEE");
10321 			}
10322 			elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
10323 					 MDIO_AN_REG_EEE_ADV, temp);
10324 		}
10325 	}
10326 
10327 	elink_cl22_write(sc, phy, 0x04, an_10_100_val | fc_val);
10328 
10329 	if (phy->req_duplex == DUPLEX_FULL)
10330 		autoneg_val |= (1 << 8);
10331 
10332 	elink_cl22_write(sc, phy, MDIO_PMA_REG_CTRL, autoneg_val);
10333 
10334 	return ELINK_STATUS_OK;
10335 }
10336 
10337 static void elink_5461x_set_link_led(struct elink_phy *phy,
10338 				     struct elink_params *params, uint8_t mode)
10339 {
10340 	struct bnx2x_softc *sc = params->sc;
10341 	uint16_t temp;
10342 
10343 	elink_cl22_write(sc, phy,
10344 			 MDIO_REG_GPHY_SHADOW, MDIO_REG_GPHY_SHADOW_LED_SEL1);
10345 	elink_cl22_read(sc, phy, MDIO_REG_GPHY_SHADOW, &temp);
10346 	temp &= 0xff00;
10347 
10348 	PMD_DRV_LOG(DEBUG, "54618x set link led (mode=%x)", mode);
10349 	switch (mode) {
10350 	case ELINK_LED_MODE_FRONT_PANEL_OFF:
10351 	case ELINK_LED_MODE_OFF:
10352 		temp |= 0x00ee;
10353 		break;
10354 	case ELINK_LED_MODE_OPER:
10355 		temp |= 0x0001;
10356 		break;
10357 	case ELINK_LED_MODE_ON:
10358 		temp |= 0x00ff;
10359 		break;
10360 	default:
10361 		break;
10362 	}
10363 	elink_cl22_write(sc, phy,
10364 			 MDIO_REG_GPHY_SHADOW,
10365 			 MDIO_REG_GPHY_SHADOW_WR_ENA | temp);
10366 	return;
10367 }
10368 
10369 static void elink_54618se_link_reset(struct elink_phy *phy,
10370 				     struct elink_params *params)
10371 {
10372 	struct bnx2x_softc *sc = params->sc;
10373 	uint32_t cfg_pin;
10374 	uint8_t port;
10375 
10376 	/* In case of no EPIO routed to reset the GPHY, put it
10377 	 * in low power mode.
10378 	 */
10379 	elink_cl22_write(sc, phy, MDIO_PMA_REG_CTRL, 0x800);
10380 	/* This works with E3 only, no need to check the chip
10381 	 * before determining the port.
10382 	 */
10383 	port = params->port;
10384 	cfg_pin = (REG_RD(sc, params->shmem_base +
10385 			  offsetof(struct shmem_region,
10386 				   dev_info.port_hw_config[port].
10387 				   e3_cmn_pin_cfg)) &
10388 		   PORT_HW_CFG_E3_PHY_RESET_MASK) >>
10389 	    PORT_HW_CFG_E3_PHY_RESET_SHIFT;
10390 
10391 	/* Drive pin low to put GPHY in reset. */
10392 	elink_set_cfg_pin(sc, cfg_pin, 0);
10393 }
10394 
10395 static uint8_t elink_54618se_read_status(struct elink_phy *phy,
10396 					 struct elink_params *params,
10397 					 struct elink_vars *vars)
10398 {
10399 	struct bnx2x_softc *sc = params->sc;
10400 	uint16_t val;
10401 	uint8_t link_up = 0;
10402 	uint16_t legacy_status, legacy_speed;
10403 
10404 	/* Get speed operation status */
10405 	elink_cl22_read(sc, phy, MDIO_REG_GPHY_AUX_STATUS, &legacy_status);
10406 	PMD_DRV_LOG(DEBUG, "54618SE read_status: 0x%x", legacy_status);
10407 
10408 	/* Read status to clear the PHY interrupt. */
10409 	elink_cl22_read(sc, phy, MDIO_REG_INTR_STATUS, &val);
10410 
10411 	link_up = ((legacy_status & (1 << 2)) == (1 << 2));
10412 
10413 	if (link_up) {
10414 		legacy_speed = (legacy_status & (7 << 8));
10415 		if (legacy_speed == (7 << 8)) {
10416 			vars->line_speed = ELINK_SPEED_1000;
10417 			vars->duplex = DUPLEX_FULL;
10418 		} else if (legacy_speed == (6 << 8)) {
10419 			vars->line_speed = ELINK_SPEED_1000;
10420 			vars->duplex = DUPLEX_HALF;
10421 		} else if (legacy_speed == (5 << 8)) {
10422 			vars->line_speed = ELINK_SPEED_100;
10423 			vars->duplex = DUPLEX_FULL;
10424 		}
10425 		/* Omitting 100Base-T4 for now */
10426 		else if (legacy_speed == (3 << 8)) {
10427 			vars->line_speed = ELINK_SPEED_100;
10428 			vars->duplex = DUPLEX_HALF;
10429 		} else if (legacy_speed == (2 << 8)) {
10430 			vars->line_speed = ELINK_SPEED_10;
10431 			vars->duplex = DUPLEX_FULL;
10432 		} else if (legacy_speed == (1 << 8)) {
10433 			vars->line_speed = ELINK_SPEED_10;
10434 			vars->duplex = DUPLEX_HALF;
10435 		} else		/* Should not happen */
10436 			vars->line_speed = 0;
10437 
10438 		PMD_DRV_LOG(DEBUG,
10439 			    "Link is up in %dMbps, is_duplex_full= %d",
10440 			    vars->line_speed, (vars->duplex == DUPLEX_FULL));
10441 
10442 		/* Check legacy speed AN resolution */
10443 		elink_cl22_read(sc, phy, 0x01, &val);
10444 		if (val & (1 << 5))
10445 			vars->link_status |=
10446 			    LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
10447 		elink_cl22_read(sc, phy, 0x06, &val);
10448 		if ((val & (1 << 0)) == 0)
10449 			vars->link_status |=
10450 			    LINK_STATUS_PARALLEL_DETECTION_USED;
10451 
10452 		PMD_DRV_LOG(DEBUG, "BNX2X54618SE: link speed is %d",
10453 			    vars->line_speed);
10454 
10455 		elink_ext_phy_resolve_fc(phy, params, vars);
10456 
10457 		if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
10458 			/* Report LP advertised speeds */
10459 			elink_cl22_read(sc, phy, 0x5, &val);
10460 
10461 			if (val & (1 << 5))
10462 				vars->link_status |=
10463 				    LINK_STATUS_LINK_PARTNER_10THD_CAPABLE;
10464 			if (val & (1 << 6))
10465 				vars->link_status |=
10466 				    LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE;
10467 			if (val & (1 << 7))
10468 				vars->link_status |=
10469 				    LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE;
10470 			if (val & (1 << 8))
10471 				vars->link_status |=
10472 				    LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE;
10473 			if (val & (1 << 9))
10474 				vars->link_status |=
10475 				    LINK_STATUS_LINK_PARTNER_100T4_CAPABLE;
10476 
10477 			elink_cl22_read(sc, phy, 0xa, &val);
10478 			if (val & (1 << 10))
10479 				vars->link_status |=
10480 				    LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE;
10481 			if (val & (1 << 11))
10482 				vars->link_status |=
10483 				    LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
10484 
10485 			if ((phy->flags & ELINK_FLAGS_EEE) &&
10486 			    elink_eee_has_cap(params))
10487 				elink_eee_an_resolve(phy, params, vars);
10488 		}
10489 	}
10490 	return link_up;
10491 }
10492 
10493 static void elink_54618se_config_loopback(struct elink_phy *phy,
10494 					  struct elink_params *params)
10495 {
10496 	struct bnx2x_softc *sc = params->sc;
10497 	uint16_t val;
10498 	uint32_t umac_base = params->port ? GRCBASE_UMAC1 : GRCBASE_UMAC0;
10499 
10500 	PMD_DRV_LOG(DEBUG, "2PMA/PMD ext_phy_loopback: 54618se");
10501 
10502 	/* Enable master/slave manual mmode and set to master */
10503 	/* mii write 9 [bits set 11 12] */
10504 	elink_cl22_write(sc, phy, 0x09, 3 << 11);
10505 
10506 	/* forced 1G and disable autoneg */
10507 	/* set val [mii read 0] */
10508 	/* set val [expr $val & [bits clear 6 12 13]] */
10509 	/* set val [expr $val | [bits set 6 8]] */
10510 	/* mii write 0 $val */
10511 	elink_cl22_read(sc, phy, 0x00, &val);
10512 	val &= ~((1 << 6) | (1 << 12) | (1 << 13));
10513 	val |= (1 << 6) | (1 << 8);
10514 	elink_cl22_write(sc, phy, 0x00, val);
10515 
10516 	/* Set external loopback and Tx using 6dB coding */
10517 	/* mii write 0x18 7 */
10518 	/* set val [mii read 0x18] */
10519 	/* mii write 0x18 [expr $val | [bits set 10 15]] */
10520 	elink_cl22_write(sc, phy, 0x18, 7);
10521 	elink_cl22_read(sc, phy, 0x18, &val);
10522 	elink_cl22_write(sc, phy, 0x18, val | (1 << 10) | (1 << 15));
10523 
10524 	/* This register opens the gate for the UMAC despite its name */
10525 	REG_WR(sc, NIG_REG_EGRESS_EMAC0_PORT + params->port * 4, 1);
10526 
10527 	/* Maximum Frame Length (RW). Defines a 14-Bit maximum frame
10528 	 * length used by the MAC receive logic to check frames.
10529 	 */
10530 	REG_WR(sc, umac_base + UMAC_REG_MAXFR, 0x2710);
10531 }
10532 
10533 /******************************************************************/
10534 /*			SFX7101 PHY SECTION			  */
10535 /******************************************************************/
10536 static void elink_7101_config_loopback(struct elink_phy *phy,
10537 				       struct elink_params *params)
10538 {
10539 	struct bnx2x_softc *sc = params->sc;
10540 	/* SFX7101_XGXS_TEST1 */
10541 	elink_cl45_write(sc, phy,
10542 			 MDIO_XS_DEVAD, MDIO_XS_SFX7101_XGXS_TEST1, 0x100);
10543 }
10544 
10545 static elink_status_t elink_7101_config_init(struct elink_phy *phy,
10546 					     struct elink_params *params,
10547 					     struct elink_vars *vars)
10548 {
10549 	uint16_t fw_ver1, fw_ver2, val;
10550 	struct bnx2x_softc *sc = params->sc;
10551 	PMD_DRV_LOG(DEBUG, "Setting the SFX7101 LASI indication");
10552 
10553 	/* Restore normal power mode */
10554 	elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
10555 			    MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
10556 	/* HW reset */
10557 	elink_ext_phy_hw_reset(sc, params->port);
10558 	elink_wait_reset_complete(sc, phy, params);
10559 
10560 	elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x1);
10561 	PMD_DRV_LOG(DEBUG, "Setting the SFX7101 LED to blink on traffic");
10562 	elink_cl45_write(sc, phy,
10563 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_7107_LED_CNTL, (1 << 3));
10564 
10565 	elink_ext_phy_set_pause(params, phy, vars);
10566 	/* Restart autoneg */
10567 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, &val);
10568 	val |= 0x200;
10569 	elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, val);
10570 
10571 	/* Save spirom version */
10572 	elink_cl45_read(sc, phy,
10573 			MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER1, &fw_ver1);
10574 
10575 	elink_cl45_read(sc, phy,
10576 			MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER2, &fw_ver2);
10577 	elink_save_spirom_version(sc, params->port,
10578 				  (uint32_t) (fw_ver1 << 16 | fw_ver2),
10579 				  phy->ver_addr);
10580 	return ELINK_STATUS_OK;
10581 }
10582 
10583 static uint8_t elink_7101_read_status(struct elink_phy *phy,
10584 				      struct elink_params *params,
10585 				      struct elink_vars *vars)
10586 {
10587 	struct bnx2x_softc *sc = params->sc;
10588 	uint8_t link_up;
10589 	uint16_t val1, val2;
10590 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val2);
10591 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1);
10592 	PMD_DRV_LOG(DEBUG, "10G-base-T LASI status 0x%x->0x%x", val2, val1);
10593 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
10594 	elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
10595 	PMD_DRV_LOG(DEBUG, "10G-base-T PMA status 0x%x->0x%x", val2, val1);
10596 	link_up = ((val1 & 4) == 4);
10597 	/* If link is up print the AN outcome of the SFX7101 PHY */
10598 	if (link_up) {
10599 		elink_cl45_read(sc, phy,
10600 				MDIO_AN_DEVAD, MDIO_AN_REG_MASTER_STATUS,
10601 				&val2);
10602 		vars->line_speed = ELINK_SPEED_10000;
10603 		vars->duplex = DUPLEX_FULL;
10604 		PMD_DRV_LOG(DEBUG, "SFX7101 AN status 0x%x->Master=%x",
10605 			    val2, (val2 & (1 << 14)));
10606 		elink_ext_phy_10G_an_resolve(sc, phy, vars);
10607 		elink_ext_phy_resolve_fc(phy, params, vars);
10608 
10609 		/* Read LP advertised speeds */
10610 		if (val2 & (1 << 11))
10611 			vars->link_status |=
10612 			    LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
10613 	}
10614 	return link_up;
10615 }
10616 
10617 static elink_status_t elink_7101_format_ver(uint32_t spirom_ver, uint8_t * str,
10618 					    uint16_t * len)
10619 {
10620 	if (*len < 5)
10621 		return ELINK_STATUS_ERROR;
10622 	str[0] = (spirom_ver & 0xFF);
10623 	str[1] = (spirom_ver & 0xFF00) >> 8;
10624 	str[2] = (spirom_ver & 0xFF0000) >> 16;
10625 	str[3] = (spirom_ver & 0xFF000000) >> 24;
10626 	str[4] = '\0';
10627 	*len -= 5;
10628 	return ELINK_STATUS_OK;
10629 }
10630 
10631 static void elink_7101_hw_reset(__rte_unused struct elink_phy *phy,
10632 				struct elink_params *params)
10633 {
10634 	/* Low power mode is controlled by GPIO 2 */
10635 	elink_cb_gpio_write(params->sc, MISC_REGISTERS_GPIO_2,
10636 			    MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port);
10637 	/* The PHY reset is controlled by GPIO 1 */
10638 	elink_cb_gpio_write(params->sc, MISC_REGISTERS_GPIO_1,
10639 			    MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port);
10640 }
10641 
10642 static void elink_7101_set_link_led(struct elink_phy *phy,
10643 				    struct elink_params *params, uint8_t mode)
10644 {
10645 	uint16_t val = 0;
10646 	struct bnx2x_softc *sc = params->sc;
10647 	switch (mode) {
10648 	case ELINK_LED_MODE_FRONT_PANEL_OFF:
10649 	case ELINK_LED_MODE_OFF:
10650 		val = 2;
10651 		break;
10652 	case ELINK_LED_MODE_ON:
10653 		val = 1;
10654 		break;
10655 	case ELINK_LED_MODE_OPER:
10656 		val = 0;
10657 		break;
10658 	}
10659 	elink_cl45_write(sc, phy,
10660 			 MDIO_PMA_DEVAD, MDIO_PMA_REG_7107_LINK_LED_CNTL, val);
10661 }
10662 
10663 /******************************************************************/
10664 /*			STATIC PHY DECLARATION			  */
10665 /******************************************************************/
10666 
10667 static const struct elink_phy phy_null = {
10668 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN,
10669 	.addr = 0,
10670 	.def_md_devad = 0,
10671 	.flags = ELINK_FLAGS_INIT_XGXS_FIRST,
10672 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10673 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10674 	.mdio_ctrl = 0,
10675 	.supported = 0,
10676 	.media_type = ELINK_ETH_PHY_NOT_PRESENT,
10677 	.ver_addr = 0,
10678 	.req_flow_ctrl = 0,
10679 	.req_line_speed = 0,
10680 	.speed_cap_mask = 0,
10681 	.req_duplex = 0,
10682 	.rsrv = 0,
10683 	.config_init = (config_init_t) NULL,
10684 	.read_status = (read_status_t) NULL,
10685 	.link_reset = (link_reset_t) NULL,
10686 	.config_loopback = (config_loopback_t) NULL,
10687 	.format_fw_ver = (format_fw_ver_t) NULL,
10688 	.hw_reset = (hw_reset_t) NULL,
10689 	.set_link_led = (set_link_led_t) NULL,
10690 	.phy_specific_func = (phy_specific_func_t) NULL
10691 };
10692 
10693 static const struct elink_phy phy_serdes = {
10694 	.type = PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT,
10695 	.addr = 0xff,
10696 	.def_md_devad = 0,
10697 	.flags = 0,
10698 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10699 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10700 	.mdio_ctrl = 0,
10701 	.supported = (ELINK_SUPPORTED_10baseT_Half |
10702 		      ELINK_SUPPORTED_10baseT_Full |
10703 		      ELINK_SUPPORTED_100baseT_Half |
10704 		      ELINK_SUPPORTED_100baseT_Full |
10705 		      ELINK_SUPPORTED_1000baseT_Full |
10706 		      ELINK_SUPPORTED_2500baseX_Full |
10707 		      ELINK_SUPPORTED_TP |
10708 		      ELINK_SUPPORTED_Autoneg |
10709 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10710 	.media_type = ELINK_ETH_PHY_BASE_T,
10711 	.ver_addr = 0,
10712 	.req_flow_ctrl = 0,
10713 	.req_line_speed = 0,
10714 	.speed_cap_mask = 0,
10715 	.req_duplex = 0,
10716 	.rsrv = 0,
10717 	.config_init = (config_init_t) elink_xgxs_config_init,
10718 	.read_status = (read_status_t) elink_link_settings_status,
10719 	.link_reset = (link_reset_t) elink_int_link_reset,
10720 	.config_loopback = (config_loopback_t) NULL,
10721 	.format_fw_ver = (format_fw_ver_t) NULL,
10722 	.hw_reset = (hw_reset_t) NULL,
10723 	.set_link_led = (set_link_led_t) NULL,
10724 	.phy_specific_func = (phy_specific_func_t) NULL
10725 };
10726 
10727 static const struct elink_phy phy_xgxs = {
10728 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT,
10729 	.addr = 0xff,
10730 	.def_md_devad = 0,
10731 	.flags = 0,
10732 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10733 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10734 	.mdio_ctrl = 0,
10735 	.supported = (ELINK_SUPPORTED_10baseT_Half |
10736 		      ELINK_SUPPORTED_10baseT_Full |
10737 		      ELINK_SUPPORTED_100baseT_Half |
10738 		      ELINK_SUPPORTED_100baseT_Full |
10739 		      ELINK_SUPPORTED_1000baseT_Full |
10740 		      ELINK_SUPPORTED_2500baseX_Full |
10741 		      ELINK_SUPPORTED_10000baseT_Full |
10742 		      ELINK_SUPPORTED_FIBRE |
10743 		      ELINK_SUPPORTED_Autoneg |
10744 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10745 	.media_type = ELINK_ETH_PHY_CX4,
10746 	.ver_addr = 0,
10747 	.req_flow_ctrl = 0,
10748 	.req_line_speed = 0,
10749 	.speed_cap_mask = 0,
10750 	.req_duplex = 0,
10751 	.rsrv = 0,
10752 	.config_init = (config_init_t) elink_xgxs_config_init,
10753 	.read_status = (read_status_t) elink_link_settings_status,
10754 	.link_reset = (link_reset_t) elink_int_link_reset,
10755 	.config_loopback = (config_loopback_t) elink_set_xgxs_loopback,
10756 	.format_fw_ver = (format_fw_ver_t) NULL,
10757 	.hw_reset = (hw_reset_t) NULL,
10758 	.set_link_led = (set_link_led_t) NULL,
10759 	.phy_specific_func = (phy_specific_func_t) elink_xgxs_specific_func
10760 };
10761 
10762 static const struct elink_phy phy_warpcore = {
10763 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT,
10764 	.addr = 0xff,
10765 	.def_md_devad = 0,
10766 	.flags = ELINK_FLAGS_TX_ERROR_CHECK,
10767 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10768 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10769 	.mdio_ctrl = 0,
10770 	.supported = (ELINK_SUPPORTED_10baseT_Half |
10771 		      ELINK_SUPPORTED_10baseT_Full |
10772 		      ELINK_SUPPORTED_100baseT_Half |
10773 		      ELINK_SUPPORTED_100baseT_Full |
10774 		      ELINK_SUPPORTED_1000baseT_Full |
10775 		      ELINK_SUPPORTED_10000baseT_Full |
10776 		      ELINK_SUPPORTED_20000baseKR2_Full |
10777 		      ELINK_SUPPORTED_20000baseMLD2_Full |
10778 		      ELINK_SUPPORTED_FIBRE |
10779 		      ELINK_SUPPORTED_Autoneg |
10780 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10781 	.media_type = ELINK_ETH_PHY_UNSPECIFIED,
10782 	.ver_addr = 0,
10783 	.req_flow_ctrl = 0,
10784 	.req_line_speed = 0,
10785 	.speed_cap_mask = 0,
10786 	/* req_duplex = */ 0,
10787 	/* rsrv = */ 0,
10788 	.config_init = (config_init_t) elink_warpcore_config_init,
10789 	.read_status = (read_status_t) elink_warpcore_read_status,
10790 	.link_reset = (link_reset_t) elink_warpcore_link_reset,
10791 	.config_loopback = (config_loopback_t) elink_set_warpcore_loopback,
10792 	.format_fw_ver = (format_fw_ver_t) NULL,
10793 	.hw_reset = (hw_reset_t) elink_warpcore_hw_reset,
10794 	.set_link_led = (set_link_led_t) NULL,
10795 	.phy_specific_func = (phy_specific_func_t) NULL
10796 };
10797 
10798 static const struct elink_phy phy_7101 = {
10799 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
10800 	.addr = 0xff,
10801 	.def_md_devad = 0,
10802 	.flags = ELINK_FLAGS_FAN_FAILURE_DET_REQ,
10803 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10804 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10805 	.mdio_ctrl = 0,
10806 	.supported = (ELINK_SUPPORTED_10000baseT_Full |
10807 		      ELINK_SUPPORTED_TP |
10808 		      ELINK_SUPPORTED_Autoneg |
10809 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10810 	.media_type = ELINK_ETH_PHY_BASE_T,
10811 	.ver_addr = 0,
10812 	.req_flow_ctrl = 0,
10813 	.req_line_speed = 0,
10814 	.speed_cap_mask = 0,
10815 	.req_duplex = 0,
10816 	.rsrv = 0,
10817 	.config_init = (config_init_t) elink_7101_config_init,
10818 	.read_status = (read_status_t) elink_7101_read_status,
10819 	.link_reset = (link_reset_t) elink_common_ext_link_reset,
10820 	.config_loopback = (config_loopback_t) elink_7101_config_loopback,
10821 	.format_fw_ver = (format_fw_ver_t) elink_7101_format_ver,
10822 	.hw_reset = (hw_reset_t) elink_7101_hw_reset,
10823 	.set_link_led = (set_link_led_t) elink_7101_set_link_led,
10824 	.phy_specific_func = (phy_specific_func_t) NULL
10825 };
10826 
10827 static const struct elink_phy phy_8073 = {
10828 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8073,
10829 	.addr = 0xff,
10830 	.def_md_devad = 0,
10831 	.flags = 0,
10832 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10833 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10834 	.mdio_ctrl = 0,
10835 	.supported = (ELINK_SUPPORTED_10000baseT_Full |
10836 		      ELINK_SUPPORTED_2500baseX_Full |
10837 		      ELINK_SUPPORTED_1000baseT_Full |
10838 		      ELINK_SUPPORTED_FIBRE |
10839 		      ELINK_SUPPORTED_Autoneg |
10840 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10841 	.media_type = ELINK_ETH_PHY_KR,
10842 	.ver_addr = 0,
10843 	.req_flow_ctrl = 0,
10844 	.req_line_speed = 0,
10845 	.speed_cap_mask = 0,
10846 	.req_duplex = 0,
10847 	.rsrv = 0,
10848 	.config_init = (config_init_t) elink_8073_config_init,
10849 	.read_status = (read_status_t) elink_8073_read_status,
10850 	.link_reset = (link_reset_t) elink_8073_link_reset,
10851 	.config_loopback = (config_loopback_t) NULL,
10852 	.format_fw_ver = (format_fw_ver_t) elink_format_ver,
10853 	.hw_reset = (hw_reset_t) NULL,
10854 	.set_link_led = (set_link_led_t) NULL,
10855 	.phy_specific_func = (phy_specific_func_t) elink_8073_specific_func
10856 };
10857 
10858 static const struct elink_phy phy_8705 = {
10859 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8705,
10860 	.addr = 0xff,
10861 	.def_md_devad = 0,
10862 	.flags = ELINK_FLAGS_INIT_XGXS_FIRST,
10863 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10864 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10865 	.mdio_ctrl = 0,
10866 	.supported = (ELINK_SUPPORTED_10000baseT_Full |
10867 		      ELINK_SUPPORTED_FIBRE |
10868 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10869 	.media_type = ELINK_ETH_PHY_XFP_FIBER,
10870 	.ver_addr = 0,
10871 	.req_flow_ctrl = 0,
10872 	.req_line_speed = 0,
10873 	.speed_cap_mask = 0,
10874 	.req_duplex = 0,
10875 	.rsrv = 0,
10876 	.config_init = (config_init_t) elink_8705_config_init,
10877 	.read_status = (read_status_t) elink_8705_read_status,
10878 	.link_reset = (link_reset_t) elink_common_ext_link_reset,
10879 	.config_loopback = (config_loopback_t) NULL,
10880 	.format_fw_ver = (format_fw_ver_t) elink_null_format_ver,
10881 	.hw_reset = (hw_reset_t) NULL,
10882 	.set_link_led = (set_link_led_t) NULL,
10883 	.phy_specific_func = (phy_specific_func_t) NULL
10884 };
10885 
10886 static const struct elink_phy phy_8706 = {
10887 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8706,
10888 	.addr = 0xff,
10889 	.def_md_devad = 0,
10890 	.flags = ELINK_FLAGS_INIT_XGXS_FIRST,
10891 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10892 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10893 	.mdio_ctrl = 0,
10894 	.supported = (ELINK_SUPPORTED_10000baseT_Full |
10895 		      ELINK_SUPPORTED_1000baseT_Full |
10896 		      ELINK_SUPPORTED_FIBRE |
10897 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10898 	.media_type = ELINK_ETH_PHY_SFPP_10G_FIBER,
10899 	.ver_addr = 0,
10900 	.req_flow_ctrl = 0,
10901 	.req_line_speed = 0,
10902 	.speed_cap_mask = 0,
10903 	.req_duplex = 0,
10904 	.rsrv = 0,
10905 	.config_init = (config_init_t) elink_8706_config_init,
10906 	.read_status = (read_status_t) elink_8706_read_status,
10907 	.link_reset = (link_reset_t) elink_common_ext_link_reset,
10908 	.config_loopback = (config_loopback_t) NULL,
10909 	.format_fw_ver = (format_fw_ver_t) elink_format_ver,
10910 	.hw_reset = (hw_reset_t) NULL,
10911 	.set_link_led = (set_link_led_t) NULL,
10912 	.phy_specific_func = (phy_specific_func_t) NULL
10913 };
10914 
10915 static const struct elink_phy phy_8726 = {
10916 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726,
10917 	.addr = 0xff,
10918 	.def_md_devad = 0,
10919 	.flags = (ELINK_FLAGS_INIT_XGXS_FIRST | ELINK_FLAGS_TX_ERROR_CHECK),
10920 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10921 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10922 	.mdio_ctrl = 0,
10923 	.supported = (ELINK_SUPPORTED_10000baseT_Full |
10924 		      ELINK_SUPPORTED_1000baseT_Full |
10925 		      ELINK_SUPPORTED_Autoneg |
10926 		      ELINK_SUPPORTED_FIBRE |
10927 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10928 	.media_type = ELINK_ETH_PHY_NOT_PRESENT,
10929 	.ver_addr = 0,
10930 	.req_flow_ctrl = 0,
10931 	.req_line_speed = 0,
10932 	.speed_cap_mask = 0,
10933 	.req_duplex = 0,
10934 	.rsrv = 0,
10935 	.config_init = (config_init_t) elink_8726_config_init,
10936 	.read_status = (read_status_t) elink_8726_read_status,
10937 	.link_reset = (link_reset_t) elink_8726_link_reset,
10938 	.config_loopback = (config_loopback_t) elink_8726_config_loopback,
10939 	.format_fw_ver = (format_fw_ver_t) elink_format_ver,
10940 	.hw_reset = (hw_reset_t) NULL,
10941 	.set_link_led = (set_link_led_t) NULL,
10942 	.phy_specific_func = (phy_specific_func_t) NULL
10943 };
10944 
10945 static const struct elink_phy phy_8727 = {
10946 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727,
10947 	.addr = 0xff,
10948 	.def_md_devad = 0,
10949 	.flags = (ELINK_FLAGS_FAN_FAILURE_DET_REQ | ELINK_FLAGS_TX_ERROR_CHECK),
10950 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10951 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10952 	.mdio_ctrl = 0,
10953 	.supported = (ELINK_SUPPORTED_10000baseT_Full |
10954 		      ELINK_SUPPORTED_1000baseT_Full |
10955 		      ELINK_SUPPORTED_FIBRE |
10956 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10957 	.media_type = ELINK_ETH_PHY_NOT_PRESENT,
10958 	.ver_addr = 0,
10959 	.req_flow_ctrl = 0,
10960 	.req_line_speed = 0,
10961 	.speed_cap_mask = 0,
10962 	.req_duplex = 0,
10963 	.rsrv = 0,
10964 	.config_init = (config_init_t) elink_8727_config_init,
10965 	.read_status = (read_status_t) elink_8727_read_status,
10966 	.link_reset = (link_reset_t) elink_8727_link_reset,
10967 	.config_loopback = (config_loopback_t) NULL,
10968 	.format_fw_ver = (format_fw_ver_t) elink_format_ver,
10969 	.hw_reset = (hw_reset_t) elink_8727_hw_reset,
10970 	.set_link_led = (set_link_led_t) elink_8727_set_link_led,
10971 	.phy_specific_func = (phy_specific_func_t) elink_8727_specific_func
10972 };
10973 
10974 static const struct elink_phy phy_8481 = {
10975 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8481,
10976 	.addr = 0xff,
10977 	.def_md_devad = 0,
10978 	.flags = ELINK_FLAGS_FAN_FAILURE_DET_REQ |
10979 	    ELINK_FLAGS_REARM_LATCH_SIGNAL,
10980 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10981 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10982 	.mdio_ctrl = 0,
10983 	.supported = (ELINK_SUPPORTED_10baseT_Half |
10984 		      ELINK_SUPPORTED_10baseT_Full |
10985 		      ELINK_SUPPORTED_100baseT_Half |
10986 		      ELINK_SUPPORTED_100baseT_Full |
10987 		      ELINK_SUPPORTED_1000baseT_Full |
10988 		      ELINK_SUPPORTED_10000baseT_Full |
10989 		      ELINK_SUPPORTED_TP |
10990 		      ELINK_SUPPORTED_Autoneg |
10991 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10992 	.media_type = ELINK_ETH_PHY_BASE_T,
10993 	.ver_addr = 0,
10994 	.req_flow_ctrl = 0,
10995 	.req_line_speed = 0,
10996 	.speed_cap_mask = 0,
10997 	.req_duplex = 0,
10998 	.rsrv = 0,
10999 	.config_init = (config_init_t) elink_8481_config_init,
11000 	.read_status = (read_status_t) elink_848xx_read_status,
11001 	.link_reset = (link_reset_t) elink_8481_link_reset,
11002 	.config_loopback = (config_loopback_t) NULL,
11003 	.format_fw_ver = (format_fw_ver_t) elink_848xx_format_ver,
11004 	.hw_reset = (hw_reset_t) elink_8481_hw_reset,
11005 	.set_link_led = (set_link_led_t) elink_848xx_set_link_led,
11006 	.phy_specific_func = (phy_specific_func_t) NULL
11007 };
11008 
11009 static const struct elink_phy phy_84823 = {
11010 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84823,
11011 	.addr = 0xff,
11012 	.def_md_devad = 0,
11013 	.flags = (ELINK_FLAGS_FAN_FAILURE_DET_REQ |
11014 		  ELINK_FLAGS_REARM_LATCH_SIGNAL | ELINK_FLAGS_TX_ERROR_CHECK),
11015 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11016 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11017 	.mdio_ctrl = 0,
11018 	.supported = (ELINK_SUPPORTED_10baseT_Half |
11019 		      ELINK_SUPPORTED_10baseT_Full |
11020 		      ELINK_SUPPORTED_100baseT_Half |
11021 		      ELINK_SUPPORTED_100baseT_Full |
11022 		      ELINK_SUPPORTED_1000baseT_Full |
11023 		      ELINK_SUPPORTED_10000baseT_Full |
11024 		      ELINK_SUPPORTED_TP |
11025 		      ELINK_SUPPORTED_Autoneg |
11026 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
11027 	.media_type = ELINK_ETH_PHY_BASE_T,
11028 	.ver_addr = 0,
11029 	.req_flow_ctrl = 0,
11030 	.req_line_speed = 0,
11031 	.speed_cap_mask = 0,
11032 	.req_duplex = 0,
11033 	.rsrv = 0,
11034 	.config_init = (config_init_t) elink_848x3_config_init,
11035 	.read_status = (read_status_t) elink_848xx_read_status,
11036 	.link_reset = (link_reset_t) elink_848x3_link_reset,
11037 	.config_loopback = (config_loopback_t) NULL,
11038 	.format_fw_ver = (format_fw_ver_t) elink_848xx_format_ver,
11039 	.hw_reset = (hw_reset_t) NULL,
11040 	.set_link_led = (set_link_led_t) elink_848xx_set_link_led,
11041 	.phy_specific_func = (phy_specific_func_t) elink_848xx_specific_func
11042 };
11043 
11044 static const struct elink_phy phy_84833 = {
11045 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833,
11046 	.addr = 0xff,
11047 	.def_md_devad = 0,
11048 	.flags = (ELINK_FLAGS_FAN_FAILURE_DET_REQ |
11049 		  ELINK_FLAGS_REARM_LATCH_SIGNAL |
11050 		  ELINK_FLAGS_TX_ERROR_CHECK | ELINK_FLAGS_TEMPERATURE),
11051 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11052 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11053 	.mdio_ctrl = 0,
11054 	.supported = (ELINK_SUPPORTED_100baseT_Half |
11055 		      ELINK_SUPPORTED_100baseT_Full |
11056 		      ELINK_SUPPORTED_1000baseT_Full |
11057 		      ELINK_SUPPORTED_10000baseT_Full |
11058 		      ELINK_SUPPORTED_TP |
11059 		      ELINK_SUPPORTED_Autoneg |
11060 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
11061 	.media_type = ELINK_ETH_PHY_BASE_T,
11062 	.ver_addr = 0,
11063 	.req_flow_ctrl = 0,
11064 	.req_line_speed = 0,
11065 	.speed_cap_mask = 0,
11066 	.req_duplex = 0,
11067 	.rsrv = 0,
11068 	.config_init = (config_init_t) elink_848x3_config_init,
11069 	.read_status = (read_status_t) elink_848xx_read_status,
11070 	.link_reset = (link_reset_t) elink_848x3_link_reset,
11071 	.config_loopback = (config_loopback_t) NULL,
11072 	.format_fw_ver = (format_fw_ver_t) elink_848xx_format_ver,
11073 	.hw_reset = (hw_reset_t) elink_84833_hw_reset_phy,
11074 	.set_link_led = (set_link_led_t) elink_848xx_set_link_led,
11075 	.phy_specific_func = (phy_specific_func_t) elink_848xx_specific_func
11076 };
11077 
11078 static const struct elink_phy phy_84834 = {
11079 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834,
11080 	.addr = 0xff,
11081 	.def_md_devad = 0,
11082 	.flags = ELINK_FLAGS_FAN_FAILURE_DET_REQ |
11083 	    ELINK_FLAGS_REARM_LATCH_SIGNAL,
11084 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11085 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11086 	.mdio_ctrl = 0,
11087 	.supported = (ELINK_SUPPORTED_100baseT_Half |
11088 		      ELINK_SUPPORTED_100baseT_Full |
11089 		      ELINK_SUPPORTED_1000baseT_Full |
11090 		      ELINK_SUPPORTED_10000baseT_Full |
11091 		      ELINK_SUPPORTED_TP |
11092 		      ELINK_SUPPORTED_Autoneg |
11093 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
11094 	.media_type = ELINK_ETH_PHY_BASE_T,
11095 	.ver_addr = 0,
11096 	.req_flow_ctrl = 0,
11097 	.req_line_speed = 0,
11098 	.speed_cap_mask = 0,
11099 	.req_duplex = 0,
11100 	.rsrv = 0,
11101 	.config_init = (config_init_t) elink_848x3_config_init,
11102 	.read_status = (read_status_t) elink_848xx_read_status,
11103 	.link_reset = (link_reset_t) elink_848x3_link_reset,
11104 	.config_loopback = (config_loopback_t) NULL,
11105 	.format_fw_ver = (format_fw_ver_t) elink_848xx_format_ver,
11106 	.hw_reset = (hw_reset_t) elink_84833_hw_reset_phy,
11107 	.set_link_led = (set_link_led_t) elink_848xx_set_link_led,
11108 	.phy_specific_func = (phy_specific_func_t) elink_848xx_specific_func
11109 };
11110 
11111 static const struct elink_phy phy_54618se = {
11112 	.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE,
11113 	.addr = 0xff,
11114 	.def_md_devad = 0,
11115 	.flags = ELINK_FLAGS_INIT_XGXS_FIRST,
11116 	.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11117 	.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11118 	.mdio_ctrl = 0,
11119 	.supported = (ELINK_SUPPORTED_10baseT_Half |
11120 		      ELINK_SUPPORTED_10baseT_Full |
11121 		      ELINK_SUPPORTED_100baseT_Half |
11122 		      ELINK_SUPPORTED_100baseT_Full |
11123 		      ELINK_SUPPORTED_1000baseT_Full |
11124 		      ELINK_SUPPORTED_TP |
11125 		      ELINK_SUPPORTED_Autoneg |
11126 		      ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
11127 	.media_type = ELINK_ETH_PHY_BASE_T,
11128 	.ver_addr = 0,
11129 	.req_flow_ctrl = 0,
11130 	.req_line_speed = 0,
11131 	.speed_cap_mask = 0,
11132 	/* req_duplex = */ 0,
11133 	/* rsrv = */ 0,
11134 	.config_init = (config_init_t) elink_54618se_config_init,
11135 	.read_status = (read_status_t) elink_54618se_read_status,
11136 	.link_reset = (link_reset_t) elink_54618se_link_reset,
11137 	.config_loopback = (config_loopback_t) elink_54618se_config_loopback,
11138 	.format_fw_ver = (format_fw_ver_t) NULL,
11139 	.hw_reset = (hw_reset_t) NULL,
11140 	.set_link_led = (set_link_led_t) elink_5461x_set_link_led,
11141 	.phy_specific_func = (phy_specific_func_t) elink_54618se_specific_func
11142 };
11143 
11144 /*****************************************************************/
11145 /*                                                               */
11146 /* Populate the phy according. Main function: elink_populate_phy   */
11147 /*                                                               */
11148 /*****************************************************************/
11149 
11150 static void elink_populate_preemphasis(struct bnx2x_softc *sc,
11151 				       uint32_t shmem_base,
11152 				       struct elink_phy *phy, uint8_t port,
11153 				       uint8_t phy_index)
11154 {
11155 	/* Get the 4 lanes xgxs config rx and tx */
11156 	uint32_t rx = 0, tx = 0, i;
11157 	for (i = 0; i < 2; i++) {
11158 		/* INT_PHY and ELINK_EXT_PHY1 share the same value location in
11159 		 * the shmem. When num_phys is greater than 1, than this value
11160 		 * applies only to ELINK_EXT_PHY1
11161 		 */
11162 		if (phy_index == ELINK_INT_PHY || phy_index == ELINK_EXT_PHY1) {
11163 			rx = REG_RD(sc, shmem_base +
11164 				    offsetof(struct shmem_region,
11165 					     dev_info.port_hw_config[port].
11166 					     xgxs_config_rx[i << 1]));
11167 
11168 			tx = REG_RD(sc, shmem_base +
11169 				    offsetof(struct shmem_region,
11170 					     dev_info.port_hw_config[port].
11171 					     xgxs_config_tx[i << 1]));
11172 		} else {
11173 			rx = REG_RD(sc, shmem_base +
11174 				    offsetof(struct shmem_region,
11175 					     dev_info.port_hw_config[port].
11176 					     xgxs_config2_rx[i << 1]));
11177 
11178 			tx = REG_RD(sc, shmem_base +
11179 				    offsetof(struct shmem_region,
11180 					     dev_info.port_hw_config[port].
11181 					     xgxs_config2_rx[i << 1]));
11182 		}
11183 
11184 		phy->rx_preemphasis[i << 1] = ((rx >> 16) & 0xffff);
11185 		phy->rx_preemphasis[(i << 1) + 1] = (rx & 0xffff);
11186 
11187 		phy->tx_preemphasis[i << 1] = ((tx >> 16) & 0xffff);
11188 		phy->tx_preemphasis[(i << 1) + 1] = (tx & 0xffff);
11189 	}
11190 }
11191 
11192 static uint32_t elink_get_ext_phy_config(struct bnx2x_softc *sc,
11193 					 uint32_t shmem_base, uint8_t phy_index,
11194 					 uint8_t port)
11195 {
11196 	uint32_t ext_phy_config = 0;
11197 	switch (phy_index) {
11198 	case ELINK_EXT_PHY1:
11199 		ext_phy_config = REG_RD(sc, shmem_base +
11200 					offsetof(struct shmem_region,
11201 						 dev_info.port_hw_config[port].
11202 						 external_phy_config));
11203 		break;
11204 	case ELINK_EXT_PHY2:
11205 		ext_phy_config = REG_RD(sc, shmem_base +
11206 					offsetof(struct shmem_region,
11207 						 dev_info.port_hw_config[port].
11208 						 external_phy_config2));
11209 		break;
11210 	default:
11211 		PMD_DRV_LOG(DEBUG, "Invalid phy_index %d", phy_index);
11212 		return ELINK_STATUS_ERROR;
11213 	}
11214 
11215 	return ext_phy_config;
11216 }
11217 
11218 static elink_status_t elink_populate_int_phy(struct bnx2x_softc *sc,
11219 					     uint32_t shmem_base, uint8_t port,
11220 					     struct elink_phy *phy)
11221 {
11222 	uint32_t phy_addr;
11223 	__rte_unused uint32_t chip_id;
11224 	uint32_t switch_cfg = (REG_RD(sc, shmem_base +
11225 				      offsetof(struct shmem_region,
11226 					       dev_info.
11227 					       port_feature_config[port].
11228 					       link_config)) &
11229 			       PORT_FEATURE_CONNECTED_SWITCH_MASK);
11230 	chip_id =
11231 	    (REG_RD(sc, MISC_REG_CHIP_NUM) << 16) |
11232 	    ((REG_RD(sc, MISC_REG_CHIP_REV) & 0xf) << 12);
11233 
11234 	PMD_DRV_LOG(DEBUG, ":chip_id = 0x%x", chip_id);
11235 	if (USES_WARPCORE(sc)) {
11236 		uint32_t serdes_net_if;
11237 		phy_addr = REG_RD(sc, MISC_REG_WC0_CTRL_PHY_ADDR);
11238 		*phy = phy_warpcore;
11239 		if (REG_RD(sc, MISC_REG_PORT4MODE_EN_OVWR) == 0x3)
11240 			phy->flags |= ELINK_FLAGS_4_PORT_MODE;
11241 		else
11242 			phy->flags &= ~ELINK_FLAGS_4_PORT_MODE;
11243 		/* Check Dual mode */
11244 		serdes_net_if = (REG_RD(sc, shmem_base +
11245 					offsetof(struct shmem_region,
11246 						 dev_info.port_hw_config[port].
11247 						 default_cfg)) &
11248 				 PORT_HW_CFG_NET_SERDES_IF_MASK);
11249 		/* Set the appropriate supported and flags indications per
11250 		 * interface type of the chip
11251 		 */
11252 		switch (serdes_net_if) {
11253 		case PORT_HW_CFG_NET_SERDES_IF_SGMII:
11254 			phy->supported &= (ELINK_SUPPORTED_10baseT_Half |
11255 					   ELINK_SUPPORTED_10baseT_Full |
11256 					   ELINK_SUPPORTED_100baseT_Half |
11257 					   ELINK_SUPPORTED_100baseT_Full |
11258 					   ELINK_SUPPORTED_1000baseT_Full |
11259 					   ELINK_SUPPORTED_FIBRE |
11260 					   ELINK_SUPPORTED_Autoneg |
11261 					   ELINK_SUPPORTED_Pause |
11262 					   ELINK_SUPPORTED_Asym_Pause);
11263 			phy->media_type = ELINK_ETH_PHY_BASE_T;
11264 			break;
11265 		case PORT_HW_CFG_NET_SERDES_IF_XFI:
11266 			phy->supported &= (ELINK_SUPPORTED_1000baseT_Full |
11267 					   ELINK_SUPPORTED_10000baseT_Full |
11268 					   ELINK_SUPPORTED_FIBRE |
11269 					   ELINK_SUPPORTED_Pause |
11270 					   ELINK_SUPPORTED_Asym_Pause);
11271 			phy->media_type = ELINK_ETH_PHY_XFP_FIBER;
11272 			break;
11273 		case PORT_HW_CFG_NET_SERDES_IF_SFI:
11274 			phy->supported &= (ELINK_SUPPORTED_1000baseT_Full |
11275 					   ELINK_SUPPORTED_10000baseT_Full |
11276 					   ELINK_SUPPORTED_FIBRE |
11277 					   ELINK_SUPPORTED_Pause |
11278 					   ELINK_SUPPORTED_Asym_Pause);
11279 			phy->media_type = ELINK_ETH_PHY_SFPP_10G_FIBER;
11280 			break;
11281 		case PORT_HW_CFG_NET_SERDES_IF_KR:
11282 			phy->media_type = ELINK_ETH_PHY_KR;
11283 			phy->supported &= (ELINK_SUPPORTED_1000baseT_Full |
11284 					   ELINK_SUPPORTED_10000baseT_Full |
11285 					   ELINK_SUPPORTED_FIBRE |
11286 					   ELINK_SUPPORTED_Autoneg |
11287 					   ELINK_SUPPORTED_Pause |
11288 					   ELINK_SUPPORTED_Asym_Pause);
11289 			break;
11290 		case PORT_HW_CFG_NET_SERDES_IF_DXGXS:
11291 			phy->media_type = ELINK_ETH_PHY_KR;
11292 			phy->flags |= ELINK_FLAGS_WC_DUAL_MODE;
11293 			phy->supported &= (ELINK_SUPPORTED_20000baseMLD2_Full |
11294 					   ELINK_SUPPORTED_FIBRE |
11295 					   ELINK_SUPPORTED_Pause |
11296 					   ELINK_SUPPORTED_Asym_Pause);
11297 			break;
11298 		case PORT_HW_CFG_NET_SERDES_IF_KR2:
11299 			phy->media_type = ELINK_ETH_PHY_KR;
11300 			phy->flags |= ELINK_FLAGS_WC_DUAL_MODE;
11301 			phy->supported &= (ELINK_SUPPORTED_20000baseKR2_Full |
11302 					   ELINK_SUPPORTED_10000baseT_Full |
11303 					   ELINK_SUPPORTED_1000baseT_Full |
11304 					   ELINK_SUPPORTED_Autoneg |
11305 					   ELINK_SUPPORTED_FIBRE |
11306 					   ELINK_SUPPORTED_Pause |
11307 					   ELINK_SUPPORTED_Asym_Pause);
11308 			phy->flags &= ~ELINK_FLAGS_TX_ERROR_CHECK;
11309 			break;
11310 		default:
11311 			PMD_DRV_LOG(DEBUG, "Unknown WC interface type 0x%x",
11312 				    serdes_net_if);
11313 			break;
11314 		}
11315 
11316 		/* Enable MDC/MDIO work-around for E3 A0 since free running MDC
11317 		 * was not set as expected. For B0, ECO will be enabled so there
11318 		 * won't be an issue there
11319 		 */
11320 		if (CHIP_REV(sc) == CHIP_REV_Ax)
11321 			phy->flags |= ELINK_FLAGS_MDC_MDIO_WA;
11322 		else
11323 			phy->flags |= ELINK_FLAGS_MDC_MDIO_WA_B0;
11324 	} else {
11325 		switch (switch_cfg) {
11326 		case ELINK_SWITCH_CFG_1G:
11327 			phy_addr = REG_RD(sc,
11328 					  NIG_REG_SERDES0_CTRL_PHY_ADDR +
11329 					  port * 0x10);
11330 			*phy = phy_serdes;
11331 			break;
11332 		case ELINK_SWITCH_CFG_10G:
11333 			phy_addr = REG_RD(sc,
11334 					  NIG_REG_XGXS0_CTRL_PHY_ADDR +
11335 					  port * 0x18);
11336 			*phy = phy_xgxs;
11337 			break;
11338 		default:
11339 			PMD_DRV_LOG(DEBUG, "Invalid switch_cfg");
11340 			return ELINK_STATUS_ERROR;
11341 		}
11342 	}
11343 	phy->addr = (uint8_t) phy_addr;
11344 	phy->mdio_ctrl = elink_get_emac_base(sc,
11345 					     SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH,
11346 					     port);
11347 	if (CHIP_IS_E2(sc))
11348 		phy->def_md_devad = ELINK_E2_DEFAULT_PHY_DEV_ADDR;
11349 	else
11350 		phy->def_md_devad = ELINK_DEFAULT_PHY_DEV_ADDR;
11351 
11352 	PMD_DRV_LOG(DEBUG, "Internal phy port=%d, addr=0x%x, mdio_ctl=0x%x",
11353 		    port, phy->addr, phy->mdio_ctrl);
11354 
11355 	elink_populate_preemphasis(sc, shmem_base, phy, port, ELINK_INT_PHY);
11356 	return ELINK_STATUS_OK;
11357 }
11358 
11359 static elink_status_t elink_populate_ext_phy(struct bnx2x_softc *sc,
11360 					     uint8_t phy_index,
11361 					     uint32_t shmem_base,
11362 					     uint32_t shmem2_base,
11363 					     uint8_t port,
11364 					     struct elink_phy *phy)
11365 {
11366 	uint32_t ext_phy_config, phy_type, config2;
11367 	uint32_t mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH;
11368 	ext_phy_config = elink_get_ext_phy_config(sc, shmem_base,
11369 						  phy_index, port);
11370 	phy_type = ELINK_XGXS_EXT_PHY_TYPE(ext_phy_config);
11371 	/* Select the phy type */
11372 	switch (phy_type) {
11373 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8073:
11374 		mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_SWAPPED;
11375 		*phy = phy_8073;
11376 		break;
11377 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8705:
11378 		*phy = phy_8705;
11379 		break;
11380 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8706:
11381 		*phy = phy_8706;
11382 		break;
11383 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726:
11384 		mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
11385 		*phy = phy_8726;
11386 		break;
11387 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727_NOC:
11388 		/* BNX2X8727_NOC => BNX2X8727 no over current */
11389 		mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
11390 		*phy = phy_8727;
11391 		phy->flags |= ELINK_FLAGS_NOC;
11392 		break;
11393 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722:
11394 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727:
11395 		mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
11396 		*phy = phy_8727;
11397 		break;
11398 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8481:
11399 		*phy = phy_8481;
11400 		break;
11401 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84823:
11402 		*phy = phy_84823;
11403 		break;
11404 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833:
11405 		*phy = phy_84833;
11406 		break;
11407 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834:
11408 		*phy = phy_84834;
11409 		break;
11410 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54616:
11411 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE:
11412 		*phy = phy_54618se;
11413 		if (phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE)
11414 			phy->flags |= ELINK_FLAGS_EEE;
11415 		break;
11416 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
11417 		*phy = phy_7101;
11418 		break;
11419 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
11420 		*phy = phy_null;
11421 		return ELINK_STATUS_ERROR;
11422 	default:
11423 		*phy = phy_null;
11424 		/* In case external PHY wasn't found */
11425 		if ((phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) &&
11426 		    (phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN))
11427 			return ELINK_STATUS_ERROR;
11428 		return ELINK_STATUS_OK;
11429 	}
11430 
11431 	phy->addr = ELINK_XGXS_EXT_PHY_ADDR(ext_phy_config);
11432 	elink_populate_preemphasis(sc, shmem_base, phy, port, phy_index);
11433 
11434 	/* The shmem address of the phy version is located on different
11435 	 * structures. In case this structure is too old, do not set
11436 	 * the address
11437 	 */
11438 	config2 = REG_RD(sc, shmem_base + offsetof(struct shmem_region,
11439 						   dev_info.shared_hw_config.
11440 						   config2));
11441 	if (phy_index == ELINK_EXT_PHY1) {
11442 		phy->ver_addr = shmem_base + offsetof(struct shmem_region,
11443 						      port_mb[port].
11444 						      ext_phy_fw_version);
11445 
11446 		/* Check specific mdc mdio settings */
11447 		if (config2 & SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK)
11448 			mdc_mdio_access = config2 &
11449 			    SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK;
11450 	} else {
11451 		uint32_t size = REG_RD(sc, shmem2_base);
11452 
11453 		if (size > offsetof(struct shmem2_region, ext_phy_fw_version2)) {
11454 			phy->ver_addr = shmem2_base +
11455 			    offsetof(struct shmem2_region,
11456 				     ext_phy_fw_version2[port]);
11457 		}
11458 		/* Check specific mdc mdio settings */
11459 		if (config2 & SHARED_HW_CFG_MDC_MDIO_ACCESS2_MASK)
11460 			mdc_mdio_access = (config2 &
11461 					   SHARED_HW_CFG_MDC_MDIO_ACCESS2_MASK)
11462 			    >> (SHARED_HW_CFG_MDC_MDIO_ACCESS2_SHIFT -
11463 				SHARED_HW_CFG_MDC_MDIO_ACCESS1_SHIFT);
11464 	}
11465 	phy->mdio_ctrl = elink_get_emac_base(sc, mdc_mdio_access, port);
11466 
11467 	if (((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
11468 	     (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) &&
11469 	    (phy->ver_addr)) {
11470 		/* Remove 100Mb link supported for BNX2X84833/4 when phy fw
11471 		 * version lower than or equal to 1.39
11472 		 */
11473 		uint32_t raw_ver = REG_RD(sc, phy->ver_addr);
11474 		if (((raw_ver & 0x7F) <= 39) && (((raw_ver & 0xF80) >> 7) <= 1))
11475 			phy->supported &= ~(ELINK_SUPPORTED_100baseT_Half |
11476 					    ELINK_SUPPORTED_100baseT_Full);
11477 	}
11478 
11479 	PMD_DRV_LOG(DEBUG, "phy_type 0x%x port %d found in index %d",
11480 		    phy_type, port, phy_index);
11481 	PMD_DRV_LOG(DEBUG, "             addr=0x%x, mdio_ctl=0x%x",
11482 		    phy->addr, phy->mdio_ctrl);
11483 	return ELINK_STATUS_OK;
11484 }
11485 
11486 static elink_status_t elink_populate_phy(struct bnx2x_softc *sc,
11487 					 uint8_t phy_index, uint32_t shmem_base,
11488 					 uint32_t shmem2_base, uint8_t port,
11489 					 struct elink_phy *phy)
11490 {
11491 	elink_status_t status = ELINK_STATUS_OK;
11492 	phy->type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN;
11493 	if (phy_index == ELINK_INT_PHY)
11494 		return elink_populate_int_phy(sc, shmem_base, port, phy);
11495 	status = elink_populate_ext_phy(sc, phy_index, shmem_base, shmem2_base,
11496 					port, phy);
11497 	return status;
11498 }
11499 
11500 static void elink_phy_def_cfg(struct elink_params *params,
11501 			      struct elink_phy *phy, uint8_t phy_index)
11502 {
11503 	struct bnx2x_softc *sc = params->sc;
11504 	uint32_t link_config;
11505 	/* Populate the default phy configuration for MF mode */
11506 	if (phy_index == ELINK_EXT_PHY2) {
11507 		link_config = REG_RD(sc, params->shmem_base +
11508 				     offsetof(struct shmem_region,
11509 					      dev_info.port_feature_config
11510 					      [params->port].link_config2));
11511 		phy->speed_cap_mask =
11512 		    REG_RD(sc,
11513 			   params->shmem_base + offsetof(struct shmem_region,
11514 							 dev_info.port_hw_config
11515 							 [params->port].
11516 							 speed_capability_mask2));
11517 	} else {
11518 		link_config = REG_RD(sc, params->shmem_base +
11519 				     offsetof(struct shmem_region,
11520 					      dev_info.port_feature_config
11521 					      [params->port].link_config));
11522 		phy->speed_cap_mask =
11523 		    REG_RD(sc,
11524 			   params->shmem_base + offsetof(struct shmem_region,
11525 							 dev_info.port_hw_config
11526 							 [params->port].
11527 							 speed_capability_mask));
11528 	}
11529 
11530 	PMD_DRV_LOG(DEBUG,
11531 		    "Default config phy idx %x cfg 0x%x speed_cap_mask 0x%x",
11532 		    phy_index, link_config, phy->speed_cap_mask);
11533 
11534 	phy->req_duplex = DUPLEX_FULL;
11535 	switch (link_config & PORT_FEATURE_LINK_SPEED_MASK) {
11536 	case PORT_FEATURE_LINK_SPEED_10M_HALF:
11537 		phy->req_duplex = DUPLEX_HALF;
11538 		/* fall-through */
11539 	case PORT_FEATURE_LINK_SPEED_10M_FULL:
11540 		phy->req_line_speed = ELINK_SPEED_10;
11541 		break;
11542 	case PORT_FEATURE_LINK_SPEED_100M_HALF:
11543 		phy->req_duplex = DUPLEX_HALF;
11544 		/* fall-through */
11545 	case PORT_FEATURE_LINK_SPEED_100M_FULL:
11546 		phy->req_line_speed = ELINK_SPEED_100;
11547 		break;
11548 	case PORT_FEATURE_LINK_SPEED_1G:
11549 		phy->req_line_speed = ELINK_SPEED_1000;
11550 		break;
11551 	case PORT_FEATURE_LINK_SPEED_2_5G:
11552 		phy->req_line_speed = ELINK_SPEED_2500;
11553 		break;
11554 	case PORT_FEATURE_LINK_SPEED_10G_CX4:
11555 		phy->req_line_speed = ELINK_SPEED_10000;
11556 		break;
11557 	default:
11558 		phy->req_line_speed = ELINK_SPEED_AUTO_NEG;
11559 		break;
11560 	}
11561 
11562 	switch (link_config & PORT_FEATURE_FLOW_CONTROL_MASK) {
11563 	case PORT_FEATURE_FLOW_CONTROL_AUTO:
11564 		phy->req_flow_ctrl = ELINK_FLOW_CTRL_AUTO;
11565 		break;
11566 	case PORT_FEATURE_FLOW_CONTROL_TX:
11567 		phy->req_flow_ctrl = ELINK_FLOW_CTRL_TX;
11568 		break;
11569 	case PORT_FEATURE_FLOW_CONTROL_RX:
11570 		phy->req_flow_ctrl = ELINK_FLOW_CTRL_RX;
11571 		break;
11572 	case PORT_FEATURE_FLOW_CONTROL_BOTH:
11573 		phy->req_flow_ctrl = ELINK_FLOW_CTRL_BOTH;
11574 		break;
11575 	default:
11576 		phy->req_flow_ctrl = ELINK_FLOW_CTRL_NONE;
11577 		break;
11578 	}
11579 }
11580 
11581 uint32_t elink_phy_selection(struct elink_params *params)
11582 {
11583 	uint32_t phy_config_swapped, prio_cfg;
11584 	uint32_t return_cfg = PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT;
11585 
11586 	phy_config_swapped = params->multi_phy_config &
11587 	    PORT_HW_CFG_PHY_SWAPPED_ENABLED;
11588 
11589 	prio_cfg = params->multi_phy_config & PORT_HW_CFG_PHY_SELECTION_MASK;
11590 
11591 	if (phy_config_swapped) {
11592 		switch (prio_cfg) {
11593 		case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY:
11594 			return_cfg =
11595 			    PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY;
11596 			break;
11597 		case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY:
11598 			return_cfg =
11599 			    PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY;
11600 			break;
11601 		case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY:
11602 			return_cfg = PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
11603 			break;
11604 		case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY:
11605 			return_cfg = PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
11606 			break;
11607 		}
11608 	} else
11609 		return_cfg = prio_cfg;
11610 
11611 	return return_cfg;
11612 }
11613 
11614 elink_status_t elink_phy_probe(struct elink_params * params)
11615 {
11616 	uint8_t phy_index, actual_phy_idx;
11617 	uint32_t phy_config_swapped, sync_offset, media_types;
11618 	struct bnx2x_softc *sc = params->sc;
11619 	struct elink_phy *phy;
11620 	params->num_phys = 0;
11621 	PMD_DRV_LOG(DEBUG, "Begin phy probe");
11622 
11623 	phy_config_swapped = params->multi_phy_config &
11624 	    PORT_HW_CFG_PHY_SWAPPED_ENABLED;
11625 
11626 	for (phy_index = ELINK_INT_PHY; phy_index < ELINK_MAX_PHYS; phy_index++) {
11627 		actual_phy_idx = phy_index;
11628 		if (phy_config_swapped) {
11629 			if (phy_index == ELINK_EXT_PHY1)
11630 				actual_phy_idx = ELINK_EXT_PHY2;
11631 			else if (phy_index == ELINK_EXT_PHY2)
11632 				actual_phy_idx = ELINK_EXT_PHY1;
11633 		}
11634 		PMD_DRV_LOG(DEBUG, "phy_config_swapped %x, phy_index %x,"
11635 			    " actual_phy_idx %x", phy_config_swapped,
11636 			    phy_index, actual_phy_idx);
11637 		phy = &params->phy[actual_phy_idx];
11638 		if (elink_populate_phy(sc, phy_index, params->shmem_base,
11639 				       params->shmem2_base, params->port,
11640 				       phy) != ELINK_STATUS_OK) {
11641 			params->num_phys = 0;
11642 			PMD_DRV_LOG(DEBUG, "phy probe failed in phy index %d",
11643 				    phy_index);
11644 			for (phy_index = ELINK_INT_PHY;
11645 			     phy_index < ELINK_MAX_PHYS; phy_index++)
11646 				*phy = phy_null;
11647 			return ELINK_STATUS_ERROR;
11648 		}
11649 		if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)
11650 			break;
11651 
11652 		if (params->feature_config_flags &
11653 		    ELINK_FEATURE_CONFIG_DISABLE_REMOTE_FAULT_DET)
11654 			phy->flags &= ~ELINK_FLAGS_TX_ERROR_CHECK;
11655 
11656 		if (!(params->feature_config_flags &
11657 		      ELINK_FEATURE_CONFIG_MT_SUPPORT))
11658 			phy->flags |= ELINK_FLAGS_MDC_MDIO_WA_G;
11659 
11660 		sync_offset = params->shmem_base +
11661 		    offsetof(struct shmem_region,
11662 			     dev_info.port_hw_config[params->port].media_type);
11663 		media_types = REG_RD(sc, sync_offset);
11664 
11665 		/* Update media type for non-PMF sync only for the first time
11666 		 * In case the media type changes afterwards, it will be updated
11667 		 * using the update_status function
11668 		 */
11669 		if ((media_types & (PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK <<
11670 				    (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT *
11671 				     actual_phy_idx))) == 0) {
11672 			media_types |= ((phy->media_type &
11673 					 PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK) <<
11674 					(PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT *
11675 					 actual_phy_idx));
11676 		}
11677 		REG_WR(sc, sync_offset, media_types);
11678 
11679 		elink_phy_def_cfg(params, phy, phy_index);
11680 		params->num_phys++;
11681 	}
11682 
11683 	PMD_DRV_LOG(DEBUG, "End phy probe. #phys found %x", params->num_phys);
11684 	return ELINK_STATUS_OK;
11685 }
11686 
11687 static void elink_init_bmac_loopback(struct elink_params *params,
11688 				     struct elink_vars *vars)
11689 {
11690 	struct bnx2x_softc *sc = params->sc;
11691 	vars->link_up = 1;
11692 	vars->line_speed = ELINK_SPEED_10000;
11693 	vars->duplex = DUPLEX_FULL;
11694 	vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11695 	vars->mac_type = ELINK_MAC_TYPE_BMAC;
11696 
11697 	vars->phy_flags = PHY_XGXS_FLAG;
11698 
11699 	elink_xgxs_deassert(params);
11700 
11701 	/* Set bmac loopback */
11702 	elink_bmac_enable(params, vars, 1, 1);
11703 
11704 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11705 }
11706 
11707 static void elink_init_emac_loopback(struct elink_params *params,
11708 				     struct elink_vars *vars)
11709 {
11710 	struct bnx2x_softc *sc = params->sc;
11711 	vars->link_up = 1;
11712 	vars->line_speed = ELINK_SPEED_1000;
11713 	vars->duplex = DUPLEX_FULL;
11714 	vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11715 	vars->mac_type = ELINK_MAC_TYPE_EMAC;
11716 
11717 	vars->phy_flags = PHY_XGXS_FLAG;
11718 
11719 	elink_xgxs_deassert(params);
11720 	/* Set bmac loopback */
11721 	elink_emac_enable(params, vars, 1);
11722 	elink_emac_program(params, vars);
11723 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11724 }
11725 
11726 static void elink_init_xmac_loopback(struct elink_params *params,
11727 				     struct elink_vars *vars)
11728 {
11729 	struct bnx2x_softc *sc = params->sc;
11730 	vars->link_up = 1;
11731 	if (!params->req_line_speed[0])
11732 		vars->line_speed = ELINK_SPEED_10000;
11733 	else
11734 		vars->line_speed = params->req_line_speed[0];
11735 	vars->duplex = DUPLEX_FULL;
11736 	vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11737 	vars->mac_type = ELINK_MAC_TYPE_XMAC;
11738 	vars->phy_flags = PHY_XGXS_FLAG;
11739 	/* Set WC to loopback mode since link is required to provide clock
11740 	 * to the XMAC in 20G mode
11741 	 */
11742 	elink_set_aer_mmd(params, &params->phy[0]);
11743 	elink_warpcore_reset_lane(sc, &params->phy[0], 0);
11744 	params->phy[ELINK_INT_PHY].config_loopback(&params->phy[ELINK_INT_PHY],
11745 						   params);
11746 
11747 	elink_xmac_enable(params, vars, 1);
11748 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11749 }
11750 
11751 static void elink_init_umac_loopback(struct elink_params *params,
11752 				     struct elink_vars *vars)
11753 {
11754 	struct bnx2x_softc *sc = params->sc;
11755 	vars->link_up = 1;
11756 	vars->line_speed = ELINK_SPEED_1000;
11757 	vars->duplex = DUPLEX_FULL;
11758 	vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11759 	vars->mac_type = ELINK_MAC_TYPE_UMAC;
11760 	vars->phy_flags = PHY_XGXS_FLAG;
11761 	elink_umac_enable(params, vars, 1);
11762 
11763 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11764 }
11765 
11766 static void elink_init_xgxs_loopback(struct elink_params *params,
11767 				     struct elink_vars *vars)
11768 {
11769 	struct bnx2x_softc *sc = params->sc;
11770 	struct elink_phy *int_phy = &params->phy[ELINK_INT_PHY];
11771 	vars->link_up = 1;
11772 	vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11773 	vars->duplex = DUPLEX_FULL;
11774 	if (params->req_line_speed[0] == ELINK_SPEED_1000)
11775 		vars->line_speed = ELINK_SPEED_1000;
11776 	else if ((params->req_line_speed[0] == ELINK_SPEED_20000) ||
11777 		 (int_phy->flags & ELINK_FLAGS_WC_DUAL_MODE))
11778 		vars->line_speed = ELINK_SPEED_20000;
11779 	else
11780 		vars->line_speed = ELINK_SPEED_10000;
11781 
11782 	if (!USES_WARPCORE(sc))
11783 		elink_xgxs_deassert(params);
11784 	elink_link_initialize(params, vars);
11785 
11786 	if (params->req_line_speed[0] == ELINK_SPEED_1000) {
11787 		if (USES_WARPCORE(sc))
11788 			elink_umac_enable(params, vars, 0);
11789 		else {
11790 			elink_emac_program(params, vars);
11791 			elink_emac_enable(params, vars, 0);
11792 		}
11793 	} else {
11794 		if (USES_WARPCORE(sc))
11795 			elink_xmac_enable(params, vars, 0);
11796 		else
11797 			elink_bmac_enable(params, vars, 0, 1);
11798 	}
11799 
11800 	if (params->loopback_mode == ELINK_LOOPBACK_XGXS) {
11801 		/* Set 10G XGXS loopback */
11802 		int_phy->config_loopback(int_phy, params);
11803 	} else {
11804 		/* Set external phy loopback */
11805 		uint8_t phy_index;
11806 		for (phy_index = ELINK_EXT_PHY1;
11807 		     phy_index < params->num_phys; phy_index++)
11808 			if (params->phy[phy_index].config_loopback)
11809 				params->phy[phy_index].config_loopback(&params->
11810 								       phy
11811 								       [phy_index],
11812 								       params);
11813 	}
11814 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11815 
11816 	elink_set_led(params, vars, ELINK_LED_MODE_OPER, vars->line_speed);
11817 }
11818 
11819 void elink_set_rx_filter(struct elink_params *params, uint8_t en)
11820 {
11821 	struct bnx2x_softc *sc = params->sc;
11822 	uint8_t val = en * 0x1F;
11823 
11824 	/* Open / close the gate between the NIG and the BRB */
11825 	if (!CHIP_IS_E1x(sc))
11826 		val |= en * 0x20;
11827 	REG_WR(sc, NIG_REG_LLH0_BRB1_DRV_MASK + params->port * 4, val);
11828 
11829 	REG_WR(sc, NIG_REG_LLH0_BRB1_DRV_MASK_MF + params->port * 4, en * 0x3);
11830 
11831 	REG_WR(sc, (params->port ? NIG_REG_LLH1_BRB1_NOT_MCP :
11832 		    NIG_REG_LLH0_BRB1_NOT_MCP), en);
11833 }
11834 
11835 static elink_status_t elink_avoid_link_flap(struct elink_params *params,
11836 					    struct elink_vars *vars)
11837 {
11838 	uint32_t phy_idx;
11839 	uint32_t dont_clear_stat, lfa_sts;
11840 	struct bnx2x_softc *sc = params->sc;
11841 
11842 	/* Sync the link parameters */
11843 	elink_link_status_update(params, vars);
11844 
11845 	/*
11846 	 * The module verification was already done by previous link owner,
11847 	 * so this call is meant only to get warning message
11848 	 */
11849 
11850 	for (phy_idx = ELINK_INT_PHY; phy_idx < params->num_phys; phy_idx++) {
11851 		struct elink_phy *phy = &params->phy[phy_idx];
11852 		if (phy->phy_specific_func) {
11853 			PMD_DRV_LOG(DEBUG, "Calling PHY specific func");
11854 			phy->phy_specific_func(phy, params, ELINK_PHY_INIT);
11855 		}
11856 		if ((phy->media_type == ELINK_ETH_PHY_SFPP_10G_FIBER) ||
11857 		    (phy->media_type == ELINK_ETH_PHY_SFP_1G_FIBER) ||
11858 		    (phy->media_type == ELINK_ETH_PHY_DA_TWINAX))
11859 			elink_verify_sfp_module(phy, params);
11860 	}
11861 	lfa_sts = REG_RD(sc, params->lfa_base +
11862 			 offsetof(struct shmem_lfa, lfa_sts));
11863 
11864 	dont_clear_stat = lfa_sts & SHMEM_LFA_DONT_CLEAR_STAT;
11865 
11866 	/* Re-enable the NIG/MAC */
11867 	if (CHIP_IS_E3(sc)) {
11868 		if (!dont_clear_stat) {
11869 			REG_WR(sc, GRCBASE_MISC +
11870 			       MISC_REGISTERS_RESET_REG_2_CLEAR,
11871 			       (MISC_REGISTERS_RESET_REG_2_MSTAT0 <<
11872 				params->port));
11873 			REG_WR(sc, GRCBASE_MISC +
11874 			       MISC_REGISTERS_RESET_REG_2_SET,
11875 			       (MISC_REGISTERS_RESET_REG_2_MSTAT0 <<
11876 				params->port));
11877 		}
11878 		if (vars->line_speed < ELINK_SPEED_10000)
11879 			elink_umac_enable(params, vars, 0);
11880 		else
11881 			elink_xmac_enable(params, vars, 0);
11882 	} else {
11883 		if (vars->line_speed < ELINK_SPEED_10000)
11884 			elink_emac_enable(params, vars, 0);
11885 		else
11886 			elink_bmac_enable(params, vars, 0, !dont_clear_stat);
11887 	}
11888 
11889 	/* Increment LFA count */
11890 	lfa_sts = ((lfa_sts & ~LINK_FLAP_AVOIDANCE_COUNT_MASK) |
11891 		   (((((lfa_sts & LINK_FLAP_AVOIDANCE_COUNT_MASK) >>
11892 		       LINK_FLAP_AVOIDANCE_COUNT_OFFSET) + 1) & 0xff)
11893 		    << LINK_FLAP_AVOIDANCE_COUNT_OFFSET));
11894 	/* Clear link flap reason */
11895 	lfa_sts &= ~LFA_LINK_FLAP_REASON_MASK;
11896 
11897 	REG_WR(sc, params->lfa_base +
11898 	       offsetof(struct shmem_lfa, lfa_sts), lfa_sts);
11899 
11900 	/* Disable NIG DRAIN */
11901 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11902 
11903 	/* Enable interrupts */
11904 	elink_link_int_enable(params);
11905 	return ELINK_STATUS_OK;
11906 }
11907 
11908 static void elink_cannot_avoid_link_flap(struct elink_params *params,
11909 					 struct elink_vars *vars,
11910 					 int lfa_status)
11911 {
11912 	uint32_t lfa_sts, cfg_idx, tmp_val;
11913 	struct bnx2x_softc *sc = params->sc;
11914 
11915 	elink_link_reset(params, vars, 1);
11916 
11917 	if (!params->lfa_base)
11918 		return;
11919 	/* Store the new link parameters */
11920 	REG_WR(sc, params->lfa_base +
11921 	       offsetof(struct shmem_lfa, req_duplex),
11922 	       params->req_duplex[0] | (params->req_duplex[1] << 16));
11923 
11924 	REG_WR(sc, params->lfa_base +
11925 	       offsetof(struct shmem_lfa, req_flow_ctrl),
11926 	       params->req_flow_ctrl[0] | (params->req_flow_ctrl[1] << 16));
11927 
11928 	REG_WR(sc, params->lfa_base +
11929 	       offsetof(struct shmem_lfa, req_line_speed),
11930 	       params->req_line_speed[0] | (params->req_line_speed[1] << 16));
11931 
11932 	for (cfg_idx = 0; cfg_idx < SHMEM_LINK_CONFIG_SIZE; cfg_idx++) {
11933 		REG_WR(sc, params->lfa_base +
11934 		       offsetof(struct shmem_lfa,
11935 				speed_cap_mask[cfg_idx]),
11936 		       params->speed_cap_mask[cfg_idx]);
11937 	}
11938 
11939 	tmp_val = REG_RD(sc, params->lfa_base +
11940 			 offsetof(struct shmem_lfa, additional_config));
11941 	tmp_val &= ~REQ_FC_AUTO_ADV_MASK;
11942 	tmp_val |= params->req_fc_auto_adv;
11943 
11944 	REG_WR(sc, params->lfa_base +
11945 	       offsetof(struct shmem_lfa, additional_config), tmp_val);
11946 
11947 	lfa_sts = REG_RD(sc, params->lfa_base +
11948 			 offsetof(struct shmem_lfa, lfa_sts));
11949 
11950 	/* Clear the "Don't Clear Statistics" bit, and set reason */
11951 	lfa_sts &= ~SHMEM_LFA_DONT_CLEAR_STAT;
11952 
11953 	/* Set link flap reason */
11954 	lfa_sts &= ~LFA_LINK_FLAP_REASON_MASK;
11955 	lfa_sts |= ((lfa_status & LFA_LINK_FLAP_REASON_MASK) <<
11956 		    LFA_LINK_FLAP_REASON_OFFSET);
11957 
11958 	/* Increment link flap counter */
11959 	lfa_sts = ((lfa_sts & ~LINK_FLAP_COUNT_MASK) |
11960 		   (((((lfa_sts & LINK_FLAP_COUNT_MASK) >>
11961 		       LINK_FLAP_COUNT_OFFSET) + 1) & 0xff)
11962 		    << LINK_FLAP_COUNT_OFFSET));
11963 	REG_WR(sc, params->lfa_base +
11964 	       offsetof(struct shmem_lfa, lfa_sts), lfa_sts);
11965 	/* Proceed with regular link initialization */
11966 }
11967 
11968 elink_status_t elink_phy_init(struct elink_params *params,
11969 			      struct elink_vars *vars)
11970 {
11971 	int lfa_status;
11972 	struct bnx2x_softc *sc = params->sc;
11973 	PMD_DRV_LOG(DEBUG, "Phy Initialization started");
11974 	PMD_DRV_LOG(DEBUG, "(1) req_speed %d, req_flowctrl %d",
11975 		    params->req_line_speed[0], params->req_flow_ctrl[0]);
11976 	PMD_DRV_LOG(DEBUG, "(2) req_speed %d, req_flowctrl %d",
11977 		    params->req_line_speed[1], params->req_flow_ctrl[1]);
11978 	PMD_DRV_LOG(DEBUG, "req_adv_flow_ctrl 0x%x", params->req_fc_auto_adv);
11979 	vars->link_status = 0;
11980 	vars->phy_link_up = 0;
11981 	vars->link_up = 0;
11982 	vars->line_speed = 0;
11983 	vars->duplex = DUPLEX_FULL;
11984 	vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11985 	vars->mac_type = ELINK_MAC_TYPE_NONE;
11986 	vars->phy_flags = 0;
11987 	vars->check_kr2_recovery_cnt = 0;
11988 	params->link_flags = ELINK_PHY_INITIALIZED;
11989 	/* Driver opens NIG-BRB filters */
11990 	elink_set_rx_filter(params, 1);
11991 	/* Check if link flap can be avoided */
11992 	lfa_status = elink_check_lfa(params);
11993 
11994 	if (lfa_status == 0) {
11995 		PMD_DRV_LOG(DEBUG, "Link Flap Avoidance in progress");
11996 		return elink_avoid_link_flap(params, vars);
11997 	}
11998 
11999 	PMD_DRV_LOG(DEBUG, "Cannot avoid link flap lfa_sta=0x%x", lfa_status);
12000 	elink_cannot_avoid_link_flap(params, vars, lfa_status);
12001 
12002 	/* Disable attentions */
12003 	elink_bits_dis(sc, NIG_REG_MASK_INTERRUPT_PORT0 + params->port * 4,
12004 		       (ELINK_NIG_MASK_XGXS0_LINK_STATUS |
12005 			ELINK_NIG_MASK_XGXS0_LINK10G |
12006 			ELINK_NIG_MASK_SERDES0_LINK_STATUS |
12007 			ELINK_NIG_MASK_MI_INT));
12008 
12009 	elink_emac_init(params);
12010 
12011 	if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)
12012 		vars->link_status |= LINK_STATUS_PFC_ENABLED;
12013 
12014 	if ((params->num_phys == 0) && !CHIP_REV_IS_SLOW(sc)) {
12015 		PMD_DRV_LOG(DEBUG, "No phy found for initialization !!");
12016 		return ELINK_STATUS_ERROR;
12017 	}
12018 	set_phy_vars(params, vars);
12019 
12020 	PMD_DRV_LOG(DEBUG, "Num of phys on board: %d", params->num_phys);
12021 
12022 	switch (params->loopback_mode) {
12023 	case ELINK_LOOPBACK_BMAC:
12024 		elink_init_bmac_loopback(params, vars);
12025 		break;
12026 	case ELINK_LOOPBACK_EMAC:
12027 		elink_init_emac_loopback(params, vars);
12028 		break;
12029 	case ELINK_LOOPBACK_XMAC:
12030 		elink_init_xmac_loopback(params, vars);
12031 		break;
12032 	case ELINK_LOOPBACK_UMAC:
12033 		elink_init_umac_loopback(params, vars);
12034 		break;
12035 	case ELINK_LOOPBACK_XGXS:
12036 	case ELINK_LOOPBACK_EXT_PHY:
12037 		elink_init_xgxs_loopback(params, vars);
12038 		break;
12039 	default:
12040 		if (!CHIP_IS_E3(sc)) {
12041 			if (params->switch_cfg == ELINK_SWITCH_CFG_10G)
12042 				elink_xgxs_deassert(params);
12043 			else
12044 				elink_serdes_deassert(sc, params->port);
12045 		}
12046 		elink_link_initialize(params, vars);
12047 		DELAY(1000 * 30);
12048 		elink_link_int_enable(params);
12049 		break;
12050 	}
12051 	elink_update_mng(params, vars->link_status);
12052 
12053 	elink_update_mng_eee(params, vars->eee_status);
12054 	return ELINK_STATUS_OK;
12055 }
12056 
12057 static elink_status_t elink_link_reset(struct elink_params *params,
12058 				       struct elink_vars *vars,
12059 				       uint8_t reset_ext_phy)
12060 {
12061 	struct bnx2x_softc *sc = params->sc;
12062 	uint8_t phy_index, port = params->port, clear_latch_ind = 0;
12063 	PMD_DRV_LOG(DEBUG, "Resetting the link of port %d", port);
12064 	/* Disable attentions */
12065 	vars->link_status = 0;
12066 	elink_update_mng(params, vars->link_status);
12067 	vars->eee_status &= ~(SHMEM_EEE_LP_ADV_STATUS_MASK |
12068 			      SHMEM_EEE_ACTIVE_BIT);
12069 	elink_update_mng_eee(params, vars->eee_status);
12070 	elink_bits_dis(sc, NIG_REG_MASK_INTERRUPT_PORT0 + port * 4,
12071 		       (ELINK_NIG_MASK_XGXS0_LINK_STATUS |
12072 			ELINK_NIG_MASK_XGXS0_LINK10G |
12073 			ELINK_NIG_MASK_SERDES0_LINK_STATUS |
12074 			ELINK_NIG_MASK_MI_INT));
12075 
12076 	/* Activate nig drain */
12077 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + port * 4, 1);
12078 
12079 	/* Disable nig egress interface */
12080 	if (!CHIP_IS_E3(sc)) {
12081 		REG_WR(sc, NIG_REG_BMAC0_OUT_EN + port * 4, 0);
12082 		REG_WR(sc, NIG_REG_EGRESS_EMAC0_OUT_EN + port * 4, 0);
12083 	}
12084 	if (!CHIP_IS_E3(sc))
12085 		elink_set_bmac_rx(sc, port, 0);
12086 	if (CHIP_IS_E3(sc) && !CHIP_REV_IS_FPGA(sc)) {
12087 		elink_set_xmac_rxtx(params, 0);
12088 		elink_set_umac_rxtx(params, 0);
12089 	}
12090 	/* Disable emac */
12091 	if (!CHIP_IS_E3(sc))
12092 		REG_WR(sc, NIG_REG_NIG_EMAC0_EN + port * 4, 0);
12093 
12094 	DELAY(1000 * 10);
12095 	/* The PHY reset is controlled by GPIO 1
12096 	 * Hold it as vars low
12097 	 */
12098 	/* Clear link led */
12099 	elink_set_mdio_emac_per_phy(sc, params);
12100 	elink_set_led(params, vars, ELINK_LED_MODE_OFF, 0);
12101 
12102 	if (reset_ext_phy && (!CHIP_REV_IS_SLOW(sc))) {
12103 		for (phy_index = ELINK_EXT_PHY1; phy_index < params->num_phys;
12104 		     phy_index++) {
12105 			if (params->phy[phy_index].link_reset) {
12106 				elink_set_aer_mmd(params,
12107 						  &params->phy[phy_index]);
12108 				params->phy[phy_index].link_reset(&params->
12109 								  phy
12110 								  [phy_index],
12111 								  params);
12112 			}
12113 			if (params->phy[phy_index].flags &
12114 			    ELINK_FLAGS_REARM_LATCH_SIGNAL)
12115 				clear_latch_ind = 1;
12116 		}
12117 	}
12118 
12119 	if (clear_latch_ind) {
12120 		/* Clear latching indication */
12121 		elink_rearm_latch_signal(sc, port, 0);
12122 		elink_bits_dis(sc, NIG_REG_LATCH_BC_0 + port * 4,
12123 			       1 << ELINK_NIG_LATCH_BC_ENABLE_MI_INT);
12124 	}
12125 	if (params->phy[ELINK_INT_PHY].link_reset)
12126 		params->phy[ELINK_INT_PHY].link_reset(&params->
12127 						      phy
12128 						      [ELINK_INT_PHY],
12129 						      params);
12130 
12131 	/* Disable nig ingress interface */
12132 	if (!CHIP_IS_E3(sc)) {
12133 		/* Reset BigMac */
12134 		REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
12135 		       (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
12136 		REG_WR(sc, NIG_REG_BMAC0_IN_EN + port * 4, 0);
12137 		REG_WR(sc, NIG_REG_EMAC0_IN_EN + port * 4, 0);
12138 	} else {
12139 		uint32_t xmac_base =
12140 		    (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0;
12141 		elink_set_xumac_nig(params, 0, 0);
12142 		if (REG_RD(sc, MISC_REG_RESET_REG_2) &
12143 		    MISC_REGISTERS_RESET_REG_2_XMAC)
12144 			REG_WR(sc, xmac_base + XMAC_REG_CTRL,
12145 			       XMAC_CTRL_REG_SOFT_RESET);
12146 	}
12147 	vars->link_up = 0;
12148 	vars->phy_flags = 0;
12149 	return ELINK_STATUS_OK;
12150 }
12151 
12152 elink_status_t elink_lfa_reset(struct elink_params * params,
12153 			       struct elink_vars * vars)
12154 {
12155 	struct bnx2x_softc *sc = params->sc;
12156 	vars->link_up = 0;
12157 	vars->phy_flags = 0;
12158 	params->link_flags &= ~ELINK_PHY_INITIALIZED;
12159 	if (!params->lfa_base)
12160 		return elink_link_reset(params, vars, 1);
12161 	/*
12162 	 * Activate NIG drain so that during this time the device won't send
12163 	 * anything while it is unable to response.
12164 	 */
12165 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 1);
12166 
12167 	/*
12168 	 * Close gracefully the gate from BMAC to NIG such that no half packets
12169 	 * are passed.
12170 	 */
12171 	if (!CHIP_IS_E3(sc))
12172 		elink_set_bmac_rx(sc, params->port, 0);
12173 
12174 	if (CHIP_IS_E3(sc)) {
12175 		elink_set_xmac_rxtx(params, 0);
12176 		elink_set_umac_rxtx(params, 0);
12177 	}
12178 	/* Wait 10ms for the pipe to clean up */
12179 	DELAY(1000 * 10);
12180 
12181 	/* Clean the NIG-BRB using the network filters in a way that will
12182 	 * not cut a packet in the middle.
12183 	 */
12184 	elink_set_rx_filter(params, 0);
12185 
12186 	/*
12187 	 * Re-open the gate between the BMAC and the NIG, after verifying the
12188 	 * gate to the BRB is closed, otherwise packets may arrive to the
12189 	 * firmware before driver had initialized it. The target is to achieve
12190 	 * minimum management protocol down time.
12191 	 */
12192 	if (!CHIP_IS_E3(sc))
12193 		elink_set_bmac_rx(sc, params->port, 1);
12194 
12195 	if (CHIP_IS_E3(sc)) {
12196 		elink_set_xmac_rxtx(params, 1);
12197 		elink_set_umac_rxtx(params, 1);
12198 	}
12199 	/* Disable NIG drain */
12200 	REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
12201 	return ELINK_STATUS_OK;
12202 }
12203 
12204 /****************************************************************************/
12205 /*				Common function				    */
12206 /****************************************************************************/
12207 static elink_status_t elink_8073_common_init_phy(struct bnx2x_softc *sc,
12208 						 uint32_t shmem_base_path[],
12209 						 uint32_t shmem2_base_path[],
12210 						 uint8_t phy_index,
12211 						 __rte_unused uint32_t chip_id)
12212 {
12213 	struct elink_phy phy[PORT_MAX];
12214 	struct elink_phy *phy_blk[PORT_MAX];
12215 	uint16_t val;
12216 	int8_t port = 0;
12217 	int8_t port_of_path = 0;
12218 	uint32_t swap_val, swap_override;
12219 	swap_val = REG_RD(sc, NIG_REG_PORT_SWAP);
12220 	swap_override = REG_RD(sc, NIG_REG_STRAP_OVERRIDE);
12221 	port ^= (swap_val && swap_override);
12222 	elink_ext_phy_hw_reset(sc, port);
12223 	/* PART1 - Reset both phys */
12224 	for (port = PORT_MAX - 1; port >= PORT_0; port--) {
12225 		uint32_t shmem_base, shmem2_base;
12226 		/* In E2, same phy is using for port0 of the two paths */
12227 		if (CHIP_IS_E1x(sc)) {
12228 			shmem_base = shmem_base_path[0];
12229 			shmem2_base = shmem2_base_path[0];
12230 			port_of_path = port;
12231 		} else {
12232 			shmem_base = shmem_base_path[port];
12233 			shmem2_base = shmem2_base_path[port];
12234 			port_of_path = 0;
12235 		}
12236 
12237 		/* Extract the ext phy address for the port */
12238 		if (elink_populate_phy(sc, phy_index, shmem_base, shmem2_base,
12239 				       port_of_path, &phy[port]) !=
12240 		    ELINK_STATUS_OK) {
12241 			PMD_DRV_LOG(DEBUG, "populate_phy failed");
12242 			return ELINK_STATUS_ERROR;
12243 		}
12244 		/* Disable attentions */
12245 		elink_bits_dis(sc, NIG_REG_MASK_INTERRUPT_PORT0 +
12246 			       port_of_path * 4,
12247 			       (ELINK_NIG_MASK_XGXS0_LINK_STATUS |
12248 				ELINK_NIG_MASK_XGXS0_LINK10G |
12249 				ELINK_NIG_MASK_SERDES0_LINK_STATUS |
12250 				ELINK_NIG_MASK_MI_INT));
12251 
12252 		/* Need to take the phy out of low power mode in order
12253 		 * to write to access its registers
12254 		 */
12255 		elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
12256 				    MISC_REGISTERS_GPIO_OUTPUT_HIGH, port);
12257 
12258 		/* Reset the phy */
12259 		elink_cl45_write(sc, &phy[port],
12260 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1 << 15);
12261 	}
12262 
12263 	/* Add delay of 150ms after reset */
12264 	DELAY(1000 * 150);
12265 
12266 	if (phy[PORT_0].addr & 0x1) {
12267 		phy_blk[PORT_0] = &(phy[PORT_1]);
12268 		phy_blk[PORT_1] = &(phy[PORT_0]);
12269 	} else {
12270 		phy_blk[PORT_0] = &(phy[PORT_0]);
12271 		phy_blk[PORT_1] = &(phy[PORT_1]);
12272 	}
12273 
12274 	/* PART2 - Download firmware to both phys */
12275 	for (port = PORT_MAX - 1; port >= PORT_0; port--) {
12276 		if (CHIP_IS_E1x(sc))
12277 			port_of_path = port;
12278 		else
12279 			port_of_path = 0;
12280 
12281 		PMD_DRV_LOG(DEBUG, "Loading spirom for phy address 0x%x",
12282 			    phy_blk[port]->addr);
12283 		if (elink_8073_8727_external_rom_boot(sc, phy_blk[port],
12284 						      port_of_path))
12285 			return ELINK_STATUS_ERROR;
12286 
12287 		/* Only set bit 10 = 1 (Tx power down) */
12288 		elink_cl45_read(sc, phy_blk[port],
12289 				MDIO_PMA_DEVAD,
12290 				MDIO_PMA_REG_TX_POWER_DOWN, &val);
12291 
12292 		/* Phase1 of TX_POWER_DOWN reset */
12293 		elink_cl45_write(sc, phy_blk[port],
12294 				 MDIO_PMA_DEVAD,
12295 				 MDIO_PMA_REG_TX_POWER_DOWN, (val | 1 << 10));
12296 	}
12297 
12298 	/* Toggle Transmitter: Power down and then up with 600ms delay
12299 	 * between
12300 	 */
12301 	DELAY(1000 * 600);
12302 
12303 	/* PART3 - complete TX_POWER_DOWN process, and set GPIO2 back to low */
12304 	for (port = PORT_MAX - 1; port >= PORT_0; port--) {
12305 		/* Phase2 of POWER_DOWN_RESET */
12306 		/* Release bit 10 (Release Tx power down) */
12307 		elink_cl45_read(sc, phy_blk[port],
12308 				MDIO_PMA_DEVAD,
12309 				MDIO_PMA_REG_TX_POWER_DOWN, &val);
12310 
12311 		elink_cl45_write(sc, phy_blk[port],
12312 				 MDIO_PMA_DEVAD,
12313 				 MDIO_PMA_REG_TX_POWER_DOWN,
12314 				 (val & (~(1 << 10))));
12315 		DELAY(1000 * 15);
12316 
12317 		/* Read modify write the SPI-ROM version select register */
12318 		elink_cl45_read(sc, phy_blk[port],
12319 				MDIO_PMA_DEVAD,
12320 				MDIO_PMA_REG_EDC_FFE_MAIN, &val);
12321 		elink_cl45_write(sc, phy_blk[port],
12322 				 MDIO_PMA_DEVAD,
12323 				 MDIO_PMA_REG_EDC_FFE_MAIN, (val | (1 << 12)));
12324 
12325 		/* set GPIO2 back to LOW */
12326 		elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
12327 				    MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
12328 	}
12329 	return ELINK_STATUS_OK;
12330 }
12331 
12332 static elink_status_t elink_8726_common_init_phy(struct bnx2x_softc *sc,
12333 						 uint32_t shmem_base_path[],
12334 						 uint32_t shmem2_base_path[],
12335 						 uint8_t phy_index,
12336 						 __rte_unused uint32_t chip_id)
12337 {
12338 	uint32_t val;
12339 	int8_t port;
12340 	struct elink_phy phy;
12341 	/* Use port1 because of the static port-swap */
12342 	/* Enable the module detection interrupt */
12343 	val = REG_RD(sc, MISC_REG_GPIO_EVENT_EN);
12344 	val |= ((1 << MISC_REGISTERS_GPIO_3) |
12345 		(1 <<
12346 		 (MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT)));
12347 	REG_WR(sc, MISC_REG_GPIO_EVENT_EN, val);
12348 
12349 	elink_ext_phy_hw_reset(sc, 0);
12350 	DELAY(1000 * 5);
12351 	for (port = 0; port < PORT_MAX; port++) {
12352 		uint32_t shmem_base, shmem2_base;
12353 
12354 		/* In E2, same phy is using for port0 of the two paths */
12355 		if (CHIP_IS_E1x(sc)) {
12356 			shmem_base = shmem_base_path[0];
12357 			shmem2_base = shmem2_base_path[0];
12358 		} else {
12359 			shmem_base = shmem_base_path[port];
12360 			shmem2_base = shmem2_base_path[port];
12361 		}
12362 		/* Extract the ext phy address for the port */
12363 		if (elink_populate_phy(sc, phy_index, shmem_base, shmem2_base,
12364 				       port, &phy) != ELINK_STATUS_OK) {
12365 			PMD_DRV_LOG(DEBUG, "populate phy failed");
12366 			return ELINK_STATUS_ERROR;
12367 		}
12368 
12369 		/* Reset phy */
12370 		elink_cl45_write(sc, &phy,
12371 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x0001);
12372 
12373 		/* Set fault module detected LED on */
12374 		elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_0,
12375 				    MISC_REGISTERS_GPIO_HIGH, port);
12376 	}
12377 
12378 	return ELINK_STATUS_OK;
12379 }
12380 
12381 static void elink_get_ext_phy_reset_gpio(struct bnx2x_softc *sc,
12382 					 uint32_t shmem_base, uint8_t * io_gpio,
12383 					 uint8_t * io_port)
12384 {
12385 
12386 	uint32_t phy_gpio_reset = REG_RD(sc, shmem_base +
12387 					 offsetof(struct shmem_region,
12388 						  dev_info.
12389 						  port_hw_config[PORT_0].
12390 						  default_cfg));
12391 	switch (phy_gpio_reset) {
12392 	case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO0_P0:
12393 		*io_gpio = 0;
12394 		*io_port = 0;
12395 		break;
12396 	case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO1_P0:
12397 		*io_gpio = 1;
12398 		*io_port = 0;
12399 		break;
12400 	case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO2_P0:
12401 		*io_gpio = 2;
12402 		*io_port = 0;
12403 		break;
12404 	case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO3_P0:
12405 		*io_gpio = 3;
12406 		*io_port = 0;
12407 		break;
12408 	case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO0_P1:
12409 		*io_gpio = 0;
12410 		*io_port = 1;
12411 		break;
12412 	case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO1_P1:
12413 		*io_gpio = 1;
12414 		*io_port = 1;
12415 		break;
12416 	case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO2_P1:
12417 		*io_gpio = 2;
12418 		*io_port = 1;
12419 		break;
12420 	case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO3_P1:
12421 		*io_gpio = 3;
12422 		*io_port = 1;
12423 		break;
12424 	default:
12425 		/* Don't override the io_gpio and io_port */
12426 		break;
12427 	}
12428 }
12429 
12430 static elink_status_t elink_8727_common_init_phy(struct bnx2x_softc *sc,
12431 						 uint32_t shmem_base_path[],
12432 						 uint32_t shmem2_base_path[],
12433 						 uint8_t phy_index,
12434 						 __rte_unused uint32_t chip_id)
12435 {
12436 	int8_t port, reset_gpio;
12437 	uint32_t swap_val, swap_override;
12438 	struct elink_phy phy[PORT_MAX];
12439 	struct elink_phy *phy_blk[PORT_MAX];
12440 	int8_t port_of_path;
12441 	swap_val = REG_RD(sc, NIG_REG_PORT_SWAP);
12442 	swap_override = REG_RD(sc, NIG_REG_STRAP_OVERRIDE);
12443 
12444 	reset_gpio = MISC_REGISTERS_GPIO_1;
12445 	port = 1;
12446 
12447 	/* Retrieve the reset gpio/port which control the reset.
12448 	 * Default is GPIO1, PORT1
12449 	 */
12450 	elink_get_ext_phy_reset_gpio(sc, shmem_base_path[0],
12451 				     (uint8_t *) & reset_gpio,
12452 				     (uint8_t *) & port);
12453 
12454 	/* Calculate the port based on port swap */
12455 	port ^= (swap_val && swap_override);
12456 
12457 	/* Initiate PHY reset */
12458 	elink_cb_gpio_write(sc, reset_gpio, MISC_REGISTERS_GPIO_OUTPUT_LOW,
12459 			    port);
12460 	DELAY(1000 * 1);
12461 	elink_cb_gpio_write(sc, reset_gpio, MISC_REGISTERS_GPIO_OUTPUT_HIGH,
12462 			    port);
12463 
12464 	DELAY(1000 * 5);
12465 
12466 	/* PART1 - Reset both phys */
12467 	for (port = PORT_MAX - 1; port >= PORT_0; port--) {
12468 		uint32_t shmem_base, shmem2_base;
12469 
12470 		/* In E2, same phy is using for port0 of the two paths */
12471 		if (CHIP_IS_E1x(sc)) {
12472 			shmem_base = shmem_base_path[0];
12473 			shmem2_base = shmem2_base_path[0];
12474 			port_of_path = port;
12475 		} else {
12476 			shmem_base = shmem_base_path[port];
12477 			shmem2_base = shmem2_base_path[port];
12478 			port_of_path = 0;
12479 		}
12480 
12481 		/* Extract the ext phy address for the port */
12482 		if (elink_populate_phy(sc, phy_index, shmem_base, shmem2_base,
12483 				       port_of_path, &phy[port]) !=
12484 		    ELINK_STATUS_OK) {
12485 			PMD_DRV_LOG(DEBUG, "populate phy failed");
12486 			return ELINK_STATUS_ERROR;
12487 		}
12488 		/* disable attentions */
12489 		elink_bits_dis(sc, NIG_REG_MASK_INTERRUPT_PORT0 +
12490 			       port_of_path * 4,
12491 			       (ELINK_NIG_MASK_XGXS0_LINK_STATUS |
12492 				ELINK_NIG_MASK_XGXS0_LINK10G |
12493 				ELINK_NIG_MASK_SERDES0_LINK_STATUS |
12494 				ELINK_NIG_MASK_MI_INT));
12495 
12496 		/* Reset the phy */
12497 		elink_cl45_write(sc, &phy[port],
12498 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1 << 15);
12499 	}
12500 
12501 	/* Add delay of 150ms after reset */
12502 	DELAY(1000 * 150);
12503 	if (phy[PORT_0].addr & 0x1) {
12504 		phy_blk[PORT_0] = &(phy[PORT_1]);
12505 		phy_blk[PORT_1] = &(phy[PORT_0]);
12506 	} else {
12507 		phy_blk[PORT_0] = &(phy[PORT_0]);
12508 		phy_blk[PORT_1] = &(phy[PORT_1]);
12509 	}
12510 	/* PART2 - Download firmware to both phys */
12511 	for (port = PORT_MAX - 1; port >= PORT_0; port--) {
12512 		if (CHIP_IS_E1x(sc))
12513 			port_of_path = port;
12514 		else
12515 			port_of_path = 0;
12516 		PMD_DRV_LOG(DEBUG, "Loading spirom for phy address 0x%x",
12517 			    phy_blk[port]->addr);
12518 		if (elink_8073_8727_external_rom_boot(sc, phy_blk[port],
12519 						      port_of_path))
12520 			return ELINK_STATUS_ERROR;
12521 		/* Disable PHY transmitter output */
12522 		elink_cl45_write(sc, phy_blk[port],
12523 				 MDIO_PMA_DEVAD, MDIO_PMA_REG_TX_DISABLE, 1);
12524 
12525 	}
12526 	return ELINK_STATUS_OK;
12527 }
12528 
12529 static elink_status_t elink_84833_common_init_phy(struct bnx2x_softc *sc,
12530 						  uint32_t shmem_base_path[],
12531 						  __rte_unused uint32_t
12532 						  shmem2_base_path[],
12533 						  __rte_unused uint8_t
12534 						  phy_index, uint32_t chip_id)
12535 {
12536 	uint8_t reset_gpios;
12537 	reset_gpios = elink_84833_get_reset_gpios(sc, shmem_base_path, chip_id);
12538 	elink_cb_gpio_mult_write(sc, reset_gpios,
12539 				 MISC_REGISTERS_GPIO_OUTPUT_LOW);
12540 	DELAY(10);
12541 	elink_cb_gpio_mult_write(sc, reset_gpios,
12542 				 MISC_REGISTERS_GPIO_OUTPUT_HIGH);
12543 	PMD_DRV_LOG(DEBUG, "84833 reset pulse on pin values 0x%x", reset_gpios);
12544 	return ELINK_STATUS_OK;
12545 }
12546 
12547 static elink_status_t elink_ext_phy_common_init(struct bnx2x_softc *sc,
12548 						uint32_t shmem_base_path[],
12549 						uint32_t shmem2_base_path[],
12550 						uint8_t phy_index,
12551 						uint32_t ext_phy_type,
12552 						uint32_t chip_id)
12553 {
12554 	elink_status_t rc = ELINK_STATUS_OK;
12555 
12556 	switch (ext_phy_type) {
12557 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8073:
12558 		rc = elink_8073_common_init_phy(sc, shmem_base_path,
12559 						shmem2_base_path,
12560 						phy_index, chip_id);
12561 		break;
12562 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722:
12563 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727:
12564 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727_NOC:
12565 		rc = elink_8727_common_init_phy(sc, shmem_base_path,
12566 						shmem2_base_path,
12567 						phy_index, chip_id);
12568 		break;
12569 
12570 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726:
12571 		/* GPIO1 affects both ports, so there's need to pull
12572 		 * it for single port alone
12573 		 */
12574 		rc = elink_8726_common_init_phy(sc, shmem_base_path,
12575 						shmem2_base_path,
12576 						phy_index, chip_id);
12577 		break;
12578 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833:
12579 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834:
12580 		/* GPIO3's are linked, and so both need to be toggled
12581 		 * to obtain required 2us pulse.
12582 		 */
12583 		rc = elink_84833_common_init_phy(sc, shmem_base_path,
12584 						 shmem2_base_path,
12585 						 phy_index, chip_id);
12586 		break;
12587 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
12588 		rc = ELINK_STATUS_ERROR;
12589 		break;
12590 	default:
12591 		PMD_DRV_LOG(DEBUG,
12592 			    "ext_phy 0x%x common init not required",
12593 			    ext_phy_type);
12594 		break;
12595 	}
12596 
12597 	if (rc != ELINK_STATUS_OK)
12598 		elink_cb_event_log(sc, ELINK_LOG_ID_PHY_UNINITIALIZED, 0);	// "Warning: PHY was not initialized,"
12599 	// " Port %d",
12600 
12601 	return rc;
12602 }
12603 
12604 elink_status_t elink_common_init_phy(struct bnx2x_softc * sc,
12605 				     uint32_t shmem_base_path[],
12606 				     uint32_t shmem2_base_path[],
12607 				     uint32_t chip_id,
12608 				     __rte_unused uint8_t one_port_enabled)
12609 {
12610 	elink_status_t rc = ELINK_STATUS_OK;
12611 	uint32_t phy_ver, val;
12612 	uint8_t phy_index = 0;
12613 	uint32_t ext_phy_type, ext_phy_config;
12614 
12615 	elink_set_mdio_clk(sc, GRCBASE_EMAC0);
12616 	elink_set_mdio_clk(sc, GRCBASE_EMAC1);
12617 	PMD_DRV_LOG(DEBUG, "Begin common phy init");
12618 	if (CHIP_IS_E3(sc)) {
12619 		/* Enable EPIO */
12620 		val = REG_RD(sc, MISC_REG_GEN_PURP_HWG);
12621 		REG_WR(sc, MISC_REG_GEN_PURP_HWG, val | 1);
12622 	}
12623 	/* Check if common init was already done */
12624 	phy_ver = REG_RD(sc, shmem_base_path[0] +
12625 			 offsetof(struct shmem_region,
12626 				  port_mb[PORT_0].ext_phy_fw_version));
12627 	if (phy_ver) {
12628 		PMD_DRV_LOG(DEBUG, "Not doing common init; phy ver is 0x%x",
12629 			    phy_ver);
12630 		return ELINK_STATUS_OK;
12631 	}
12632 
12633 	/* Read the ext_phy_type for arbitrary port(0) */
12634 	for (phy_index = ELINK_EXT_PHY1; phy_index < ELINK_MAX_PHYS;
12635 	     phy_index++) {
12636 		ext_phy_config = elink_get_ext_phy_config(sc,
12637 							  shmem_base_path[0],
12638 							  phy_index, 0);
12639 		ext_phy_type = ELINK_XGXS_EXT_PHY_TYPE(ext_phy_config);
12640 		rc |= elink_ext_phy_common_init(sc, shmem_base_path,
12641 						shmem2_base_path,
12642 						phy_index, ext_phy_type,
12643 						chip_id);
12644 	}
12645 	return rc;
12646 }
12647 
12648 static void elink_check_over_curr(struct elink_params *params,
12649 				  struct elink_vars *vars)
12650 {
12651 	struct bnx2x_softc *sc = params->sc;
12652 	uint32_t cfg_pin;
12653 	uint8_t port = params->port;
12654 	uint32_t pin_val;
12655 
12656 	cfg_pin = (REG_RD(sc, params->shmem_base +
12657 			  offsetof(struct shmem_region,
12658 				   dev_info.port_hw_config[port].
12659 				   e3_cmn_pin_cfg1)) &
12660 		   PORT_HW_CFG_E3_OVER_CURRENT_MASK) >>
12661 	    PORT_HW_CFG_E3_OVER_CURRENT_SHIFT;
12662 
12663 	/* Ignore check if no external input PIN available */
12664 	if (elink_get_cfg_pin(sc, cfg_pin, &pin_val) != ELINK_STATUS_OK)
12665 		return;
12666 
12667 	if (!pin_val) {
12668 		if ((vars->phy_flags & PHY_OVER_CURRENT_FLAG) == 0) {
12669 			elink_cb_event_log(sc, ELINK_LOG_ID_OVER_CURRENT, params->port);	//"Error:  Power fault on Port %d has"
12670 			//  " been detected and the power to "
12671 			//  "that SFP+ module has been removed"
12672 			//  " to prevent failure of the card."
12673 			//  " Please remove the SFP+ module and"
12674 			//  " restart the system to clear this"
12675 			//  " error.",
12676 			vars->phy_flags |= PHY_OVER_CURRENT_FLAG;
12677 			elink_warpcore_power_module(params, 0);
12678 		}
12679 	} else
12680 		vars->phy_flags &= ~PHY_OVER_CURRENT_FLAG;
12681 }
12682 
12683 /* Returns 0 if no change occurred since last check; 1 otherwise. */
12684 static uint8_t elink_analyze_link_error(struct elink_params *params,
12685 					struct elink_vars *vars,
12686 					uint32_t status, uint32_t phy_flag,
12687 					uint32_t link_flag, uint8_t notify)
12688 {
12689 	struct bnx2x_softc *sc = params->sc;
12690 	/* Compare new value with previous value */
12691 	uint8_t led_mode;
12692 	uint32_t old_status = (vars->phy_flags & phy_flag) ? 1 : 0;
12693 
12694 	if ((status ^ old_status) == 0)
12695 		return 0;
12696 
12697 	/* If values differ */
12698 	switch (phy_flag) {
12699 	case PHY_HALF_OPEN_CONN_FLAG:
12700 		PMD_DRV_LOG(DEBUG, "Analyze Remote Fault");
12701 		break;
12702 	case PHY_SFP_TX_FAULT_FLAG:
12703 		PMD_DRV_LOG(DEBUG, "Analyze TX Fault");
12704 		break;
12705 	default:
12706 		PMD_DRV_LOG(DEBUG, "Analyze UNKNOWN");
12707 	}
12708 	PMD_DRV_LOG(DEBUG, "Link changed:[%x %x]->%x", vars->link_up,
12709 		    old_status, status);
12710 
12711 	/* a. Update shmem->link_status accordingly
12712 	 * b. Update elink_vars->link_up
12713 	 */
12714 	if (status) {
12715 		vars->link_status &= ~LINK_STATUS_LINK_UP;
12716 		vars->link_status |= link_flag;
12717 		vars->link_up = 0;
12718 		vars->phy_flags |= phy_flag;
12719 
12720 		/* activate nig drain */
12721 		REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 1);
12722 		/* Set LED mode to off since the PHY doesn't know about these
12723 		 * errors
12724 		 */
12725 		led_mode = ELINK_LED_MODE_OFF;
12726 	} else {
12727 		vars->link_status |= LINK_STATUS_LINK_UP;
12728 		vars->link_status &= ~link_flag;
12729 		vars->link_up = 1;
12730 		vars->phy_flags &= ~phy_flag;
12731 		led_mode = ELINK_LED_MODE_OPER;
12732 
12733 		/* Clear nig drain */
12734 		REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
12735 	}
12736 	elink_sync_link(params, vars);
12737 	/* Update the LED according to the link state */
12738 	elink_set_led(params, vars, led_mode, ELINK_SPEED_10000);
12739 
12740 	/* Update link status in the shared memory */
12741 	elink_update_mng(params, vars->link_status);
12742 
12743 	/* C. Trigger General Attention */
12744 	vars->periodic_flags |= ELINK_PERIODIC_FLAGS_LINK_EVENT;
12745 	if (notify)
12746 		elink_cb_notify_link_changed(sc);
12747 
12748 	return 1;
12749 }
12750 
12751 /******************************************************************************
12752 * Description:
12753 *	This function checks for half opened connection change indication.
12754 *	When such change occurs, it calls the elink_analyze_link_error
12755 *	to check if Remote Fault is set or cleared. Reception of remote fault
12756 *	status message in the MAC indicates that the peer's MAC has detected
12757 *	a fault, for example, due to break in the TX side of fiber.
12758 *
12759 ******************************************************************************/
12760 static elink_status_t elink_check_half_open_conn(struct elink_params *params,
12761 						 struct elink_vars *vars,
12762 						 uint8_t notify)
12763 {
12764 	struct bnx2x_softc *sc = params->sc;
12765 	uint32_t lss_status = 0;
12766 	uint32_t mac_base;
12767 	/* In case link status is physically up @ 10G do */
12768 	if (((vars->phy_flags & PHY_PHYSICAL_LINK_FLAG) == 0) ||
12769 	    (REG_RD(sc, NIG_REG_EGRESS_EMAC0_PORT + params->port * 4)))
12770 		return ELINK_STATUS_OK;
12771 
12772 	if (CHIP_IS_E3(sc) &&
12773 	    (REG_RD(sc, MISC_REG_RESET_REG_2) &
12774 	     (MISC_REGISTERS_RESET_REG_2_XMAC))) {
12775 		/* Check E3 XMAC */
12776 		/* Note that link speed cannot be queried here, since it may be
12777 		 * zero while link is down. In case UMAC is active, LSS will
12778 		 * simply not be set
12779 		 */
12780 		mac_base = (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0;
12781 
12782 		/* Clear stick bits (Requires rising edge) */
12783 		REG_WR(sc, mac_base + XMAC_REG_CLEAR_RX_LSS_STATUS, 0);
12784 		REG_WR(sc, mac_base + XMAC_REG_CLEAR_RX_LSS_STATUS,
12785 		       XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_LOCAL_FAULT_STATUS |
12786 		       XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_REMOTE_FAULT_STATUS);
12787 		if (REG_RD(sc, mac_base + XMAC_REG_RX_LSS_STATUS))
12788 			lss_status = 1;
12789 
12790 		elink_analyze_link_error(params, vars, lss_status,
12791 					 PHY_HALF_OPEN_CONN_FLAG,
12792 					 LINK_STATUS_NONE, notify);
12793 	} else if (REG_RD(sc, MISC_REG_RESET_REG_2) &
12794 		   (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << params->port)) {
12795 		/* Check E1X / E2 BMAC */
12796 		uint32_t lss_status_reg;
12797 		uint32_t wb_data[2];
12798 		mac_base = params->port ? NIG_REG_INGRESS_BMAC1_MEM :
12799 		    NIG_REG_INGRESS_BMAC0_MEM;
12800 		/*  Read BIGMAC_REGISTER_RX_LSS_STATUS */
12801 		if (CHIP_IS_E2(sc))
12802 			lss_status_reg = BIGMAC2_REGISTER_RX_LSS_STAT;
12803 		else
12804 			lss_status_reg = BIGMAC_REGISTER_RX_LSS_STATUS;
12805 
12806 		REG_RD_DMAE(sc, mac_base + lss_status_reg, wb_data, 2);
12807 		lss_status = (wb_data[0] > 0);
12808 
12809 		elink_analyze_link_error(params, vars, lss_status,
12810 					 PHY_HALF_OPEN_CONN_FLAG,
12811 					 LINK_STATUS_NONE, notify);
12812 	}
12813 	return ELINK_STATUS_OK;
12814 }
12815 
12816 static void elink_sfp_tx_fault_detection(struct elink_phy *phy,
12817 					 struct elink_params *params,
12818 					 struct elink_vars *vars)
12819 {
12820 	struct bnx2x_softc *sc = params->sc;
12821 	uint32_t cfg_pin, value = 0;
12822 	uint8_t led_change, port = params->port;
12823 
12824 	/* Get The SFP+ TX_Fault controlling pin ([eg]pio) */
12825 	cfg_pin = (REG_RD(sc, params->shmem_base + offsetof(struct shmem_region,
12826 							    dev_info.
12827 							    port_hw_config
12828 							    [port].
12829 							    e3_cmn_pin_cfg)) &
12830 		   PORT_HW_CFG_E3_TX_FAULT_MASK) >>
12831 	    PORT_HW_CFG_E3_TX_FAULT_SHIFT;
12832 
12833 	if (elink_get_cfg_pin(sc, cfg_pin, &value)) {
12834 		PMD_DRV_LOG(DEBUG, "Failed to read pin 0x%02x", cfg_pin);
12835 		return;
12836 	}
12837 
12838 	led_change = elink_analyze_link_error(params, vars, value,
12839 					      PHY_SFP_TX_FAULT_FLAG,
12840 					      LINK_STATUS_SFP_TX_FAULT, 1);
12841 
12842 	if (led_change) {
12843 		/* Change TX_Fault led, set link status for further syncs */
12844 		uint8_t led_mode;
12845 
12846 		if (vars->phy_flags & PHY_SFP_TX_FAULT_FLAG) {
12847 			led_mode = MISC_REGISTERS_GPIO_HIGH;
12848 			vars->link_status |= LINK_STATUS_SFP_TX_FAULT;
12849 		} else {
12850 			led_mode = MISC_REGISTERS_GPIO_LOW;
12851 			vars->link_status &= ~LINK_STATUS_SFP_TX_FAULT;
12852 		}
12853 
12854 		/* If module is unapproved, led should be on regardless */
12855 		if (!(phy->flags & ELINK_FLAGS_SFP_NOT_APPROVED)) {
12856 			PMD_DRV_LOG(DEBUG, "Change TX_Fault LED: ->%x",
12857 				    led_mode);
12858 			elink_set_e3_module_fault_led(params, led_mode);
12859 		}
12860 	}
12861 }
12862 
12863 static void elink_kr2_recovery(struct elink_params *params,
12864 			       struct elink_vars *vars, struct elink_phy *phy)
12865 {
12866 	PMD_DRV_LOG(DEBUG, "KR2 recovery");
12867 
12868 	elink_warpcore_enable_AN_KR2(phy, params, vars);
12869 	elink_warpcore_restart_AN_KR(phy, params);
12870 }
12871 
12872 static void elink_check_kr2_wa(struct elink_params *params,
12873 			       struct elink_vars *vars, struct elink_phy *phy)
12874 {
12875 	struct bnx2x_softc *sc = params->sc;
12876 	uint16_t base_page, next_page, not_kr2_device, lane;
12877 	int sigdet;
12878 
12879 	/* Once KR2 was disabled, wait 5 seconds before checking KR2 recovery
12880 	 * Since some switches tend to reinit the AN process and clear the
12881 	 * the advertised BP/NP after ~2 seconds causing the KR2 to be disabled
12882 	 * and recovered many times
12883 	 */
12884 	if (vars->check_kr2_recovery_cnt > 0) {
12885 		vars->check_kr2_recovery_cnt--;
12886 		return;
12887 	}
12888 
12889 	sigdet = elink_warpcore_get_sigdet(phy, params);
12890 	if (!sigdet) {
12891 		if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) {
12892 			elink_kr2_recovery(params, vars, phy);
12893 			PMD_DRV_LOG(DEBUG, "No sigdet");
12894 		}
12895 		return;
12896 	}
12897 
12898 	lane = elink_get_warpcore_lane(params);
12899 	CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
12900 			  MDIO_AER_BLOCK_AER_REG, lane);
12901 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
12902 			MDIO_AN_REG_LP_AUTO_NEG, &base_page);
12903 	elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
12904 			MDIO_AN_REG_LP_AUTO_NEG2, &next_page);
12905 	elink_set_aer_mmd(params, phy);
12906 
12907 	/* CL73 has not begun yet */
12908 	if (base_page == 0) {
12909 		if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) {
12910 			elink_kr2_recovery(params, vars, phy);
12911 			PMD_DRV_LOG(DEBUG, "No BP");
12912 		}
12913 		return;
12914 	}
12915 
12916 	/* In case NP bit is not set in the BasePage, or it is set,
12917 	 * but only KX is advertised, declare this link partner as non-KR2
12918 	 * device.
12919 	 */
12920 	not_kr2_device = (((base_page & 0x8000) == 0) ||
12921 			  (((base_page & 0x8000) &&
12922 			    ((next_page & 0xe0) == 0x2))));
12923 
12924 	/* In case KR2 is already disabled, check if we need to re-enable it */
12925 	if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) {
12926 		if (!not_kr2_device) {
12927 			PMD_DRV_LOG(DEBUG, "BP=0x%x, NP=0x%x", base_page,
12928 				    next_page);
12929 			elink_kr2_recovery(params, vars, phy);
12930 		}
12931 		return;
12932 	}
12933 	/* KR2 is enabled, but not KR2 device */
12934 	if (not_kr2_device) {
12935 		/* Disable KR2 on both lanes */
12936 		PMD_DRV_LOG(DEBUG, "BP=0x%x, NP=0x%x", base_page, next_page);
12937 		elink_disable_kr2(params, vars, phy);
12938 		/* Restart AN on leading lane */
12939 		elink_warpcore_restart_AN_KR(phy, params);
12940 		return;
12941 	}
12942 }
12943 
12944 void elink_period_func(struct elink_params *params, struct elink_vars *vars)
12945 {
12946 	uint16_t phy_idx;
12947 	struct bnx2x_softc *sc = params->sc;
12948 	for (phy_idx = ELINK_INT_PHY; phy_idx < ELINK_MAX_PHYS; phy_idx++) {
12949 		if (params->phy[phy_idx].flags & ELINK_FLAGS_TX_ERROR_CHECK) {
12950 			elink_set_aer_mmd(params, &params->phy[phy_idx]);
12951 			if (elink_check_half_open_conn(params, vars, 1) !=
12952 			    ELINK_STATUS_OK) {
12953 				PMD_DRV_LOG(DEBUG, "Fault detection failed");
12954 			}
12955 			break;
12956 		}
12957 	}
12958 
12959 	if (CHIP_IS_E3(sc)) {
12960 		struct elink_phy *phy = &params->phy[ELINK_INT_PHY];
12961 		elink_set_aer_mmd(params, phy);
12962 		if ((phy->supported & ELINK_SUPPORTED_20000baseKR2_Full) &&
12963 		    (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G))
12964 			elink_check_kr2_wa(params, vars, phy);
12965 		elink_check_over_curr(params, vars);
12966 		if (vars->rx_tx_asic_rst)
12967 			elink_warpcore_config_runtime(phy, params, vars);
12968 
12969 		if ((REG_RD(sc, params->shmem_base +
12970 			    offsetof(struct shmem_region,
12971 				     dev_info.port_hw_config[params->port].
12972 				     default_cfg))
12973 		     & PORT_HW_CFG_NET_SERDES_IF_MASK) ==
12974 		    PORT_HW_CFG_NET_SERDES_IF_SFI) {
12975 			if (elink_is_sfp_module_plugged(params)) {
12976 				elink_sfp_tx_fault_detection(phy, params, vars);
12977 			} else if (vars->link_status & LINK_STATUS_SFP_TX_FAULT) {
12978 				/* Clean trail, interrupt corrects the leds */
12979 				vars->link_status &= ~LINK_STATUS_SFP_TX_FAULT;
12980 				vars->phy_flags &= ~PHY_SFP_TX_FAULT_FLAG;
12981 				/* Update link status in the shared memory */
12982 				elink_update_mng(params, vars->link_status);
12983 			}
12984 		}
12985 	}
12986 }
12987 
12988 uint8_t elink_fan_failure_det_req(struct bnx2x_softc *sc,
12989 				  uint32_t shmem_base,
12990 				  uint32_t shmem2_base, uint8_t port)
12991 {
12992 	uint8_t phy_index, fan_failure_det_req = 0;
12993 	struct elink_phy phy;
12994 	for (phy_index = ELINK_EXT_PHY1; phy_index < ELINK_MAX_PHYS;
12995 	     phy_index++) {
12996 		if (elink_populate_phy(sc, phy_index, shmem_base, shmem2_base,
12997 				       port, &phy)
12998 		    != ELINK_STATUS_OK) {
12999 			PMD_DRV_LOG(DEBUG, "populate phy failed");
13000 			return 0;
13001 		}
13002 		fan_failure_det_req |= (phy.flags &
13003 					ELINK_FLAGS_FAN_FAILURE_DET_REQ);
13004 	}
13005 	return fan_failure_det_req;
13006 }
13007 
13008 void elink_hw_reset_phy(struct elink_params *params)
13009 {
13010 	uint8_t phy_index;
13011 	struct bnx2x_softc *sc = params->sc;
13012 	elink_update_mng(params, 0);
13013 	elink_bits_dis(sc, NIG_REG_MASK_INTERRUPT_PORT0 + params->port * 4,
13014 		       (ELINK_NIG_MASK_XGXS0_LINK_STATUS |
13015 			ELINK_NIG_MASK_XGXS0_LINK10G |
13016 			ELINK_NIG_MASK_SERDES0_LINK_STATUS |
13017 			ELINK_NIG_MASK_MI_INT));
13018 
13019 	for (phy_index = ELINK_INT_PHY; phy_index < ELINK_MAX_PHYS; phy_index++) {
13020 		if (params->phy[phy_index].hw_reset) {
13021 			params->phy[phy_index].hw_reset(&params->phy[phy_index],
13022 							params);
13023 			params->phy[phy_index] = phy_null;
13024 		}
13025 	}
13026 }
13027 
13028 void elink_init_mod_abs_int(struct bnx2x_softc *sc, struct elink_vars *vars,
13029 			    __rte_unused uint32_t chip_id, uint32_t shmem_base,
13030 			    uint32_t shmem2_base, uint8_t port)
13031 {
13032 	uint8_t gpio_num = 0xff, gpio_port = 0xff, phy_index;
13033 	uint32_t val;
13034 	uint32_t offset, aeu_mask, swap_val, swap_override, sync_offset;
13035 	if (CHIP_IS_E3(sc)) {
13036 		if (elink_get_mod_abs_int_cfg(sc,
13037 					      shmem_base,
13038 					      port,
13039 					      &gpio_num,
13040 					      &gpio_port) != ELINK_STATUS_OK)
13041 			return;
13042 	} else {
13043 		struct elink_phy phy;
13044 		for (phy_index = ELINK_EXT_PHY1; phy_index < ELINK_MAX_PHYS;
13045 		     phy_index++) {
13046 			if (elink_populate_phy(sc, phy_index, shmem_base,
13047 					       shmem2_base, port, &phy)
13048 			    != ELINK_STATUS_OK) {
13049 				PMD_DRV_LOG(DEBUG, "populate phy failed");
13050 				return;
13051 			}
13052 			if (phy.type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726) {
13053 				gpio_num = MISC_REGISTERS_GPIO_3;
13054 				gpio_port = port;
13055 				break;
13056 			}
13057 		}
13058 	}
13059 
13060 	if (gpio_num == 0xff)
13061 		return;
13062 
13063 	/* Set GPIO3 to trigger SFP+ module insertion/removal */
13064 	elink_cb_gpio_write(sc, gpio_num, MISC_REGISTERS_GPIO_INPUT_HI_Z,
13065 			    gpio_port);
13066 
13067 	swap_val = REG_RD(sc, NIG_REG_PORT_SWAP);
13068 	swap_override = REG_RD(sc, NIG_REG_STRAP_OVERRIDE);
13069 	gpio_port ^= (swap_val && swap_override);
13070 
13071 	vars->aeu_int_mask = AEU_INPUTS_ATTN_BITS_GPIO0_FUNCTION_0 <<
13072 	    (gpio_num + (gpio_port << 2));
13073 
13074 	sync_offset = shmem_base +
13075 	    offsetof(struct shmem_region,
13076 		     dev_info.port_hw_config[port].aeu_int_mask);
13077 	REG_WR(sc, sync_offset, vars->aeu_int_mask);
13078 
13079 	PMD_DRV_LOG(DEBUG, "Setting MOD_ABS (GPIO%d_P%d) AEU to 0x%x",
13080 		    gpio_num, gpio_port, vars->aeu_int_mask);
13081 
13082 	if (port == 0)
13083 		offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0;
13084 	else
13085 		offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0;
13086 
13087 	/* Open appropriate AEU for interrupts */
13088 	aeu_mask = REG_RD(sc, offset);
13089 	aeu_mask |= vars->aeu_int_mask;
13090 	REG_WR(sc, offset, aeu_mask);
13091 
13092 	/* Enable the GPIO to trigger interrupt */
13093 	val = REG_RD(sc, MISC_REG_GPIO_EVENT_EN);
13094 	val |= 1 << (gpio_num + (gpio_port << 2));
13095 	REG_WR(sc, MISC_REG_GPIO_EVENT_EN, val);
13096 }
13097