xref: /dpdk/lib/ethdev/sff_common.h (revision 7917b0d38e92e8b9ec5a870415b791420e10f11a)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2022 Intel Corporation
3  *
4  * Implements SFF-8024 Rev 4.0 of pluggable I/O configuration and some
5  * common utilities for SFF-8436/8636 and SFF-8472/8079
6  */
7 
8 #ifndef _SFF_COMMON_H_
9 #define _SFF_COMMON_H_
10 
11 #include <stdio.h>
12 
13 #include "rte_ethdev.h"
14 #include "sff_telemetry.h"
15 
16 #define SFF_8024_ID_OFFSET			0x00
17 #define SFF_8024_ID_UNKNOWN			0x00
18 #define SFF_8024_ID_GBIC			0x01
19 #define SFF_8024_ID_SOLDERED_MODULE		0x02
20 #define SFF_8024_ID_SFP				0x03
21 #define SFF_8024_ID_300_PIN_XBI			0x04
22 #define SFF_8024_ID_XENPAK			0x05
23 #define SFF_8024_ID_XFP				0x06
24 #define SFF_8024_ID_XFF				0x07
25 #define SFF_8024_ID_XFP_E			0x08
26 #define SFF_8024_ID_XPAK			0x09
27 #define SFF_8024_ID_X2				0x0A
28 #define SFF_8024_ID_DWDM_SFP			0x0B
29 #define SFF_8024_ID_QSFP			0x0C
30 #define SFF_8024_ID_QSFP_PLUS			0x0D
31 #define SFF_8024_ID_CXP				0x0E
32 #define SFF_8024_ID_HD4X			0x0F
33 #define SFF_8024_ID_HD8X			0x10
34 #define SFF_8024_ID_QSFP28			0x11
35 #define SFF_8024_ID_CXP2			0x12
36 #define SFF_8024_ID_CDFP			0x13
37 #define SFF_8024_ID_HD4X_FANOUT			0x14
38 #define SFF_8024_ID_HD8X_FANOUT			0x15
39 #define SFF_8024_ID_CDFP_S3			0x16
40 #define SFF_8024_ID_MICRO_QSFP			0x17
41 #define SFF_8024_ID_LAST			SFF_8024_ID_MICRO_QSFP
42 #define SFF_8024_ID_UNALLOCATED_LAST		0x7F
43 #define SFF_8024_ID_VENDOR_START		0x80
44 #define SFF_8024_ID_VENDOR_LAST			0xFF
45 
46 #define SFF_8024_CTOR_UNKNOWN			0x00
47 #define SFF_8024_CTOR_SC			0x01
48 #define SFF_8024_CTOR_FC_STYLE_1		0x02
49 #define SFF_8024_CTOR_FC_STYLE_2		0x03
50 #define SFF_8024_CTOR_BNC_TNC			0x04
51 #define SFF_8024_CTOR_FC_COAX			0x05
52 #define SFF_8024_CTOR_FIBER_JACK		0x06
53 #define SFF_8024_CTOR_LC			0x07
54 #define SFF_8024_CTOR_MT_RJ			0x08
55 #define SFF_8024_CTOR_MU			0x09
56 #define SFF_8024_CTOR_SG			0x0A
57 #define SFF_8024_CTOR_OPT_PT			0x0B
58 #define SFF_8024_CTOR_MPO			0x0C
59 #define SFF_8024_CTOR_MPO_2			0x0D
60 /* 0E-1Fh --- Reserved */
61 #define SFF_8024_CTOR_HSDC_II			0x20
62 #define SFF_8024_CTOR_COPPER_PT			0x21
63 #define SFF_8024_CTOR_RJ45			0x22
64 #define SFF_8024_CTOR_NO_SEPARABLE		0x23
65 #define SFF_8024_CTOR_MXC_2x16			0x24
66 #define SFF_8024_CTOR_LAST			SFF_8024_CTOR_MXC_2x16
67 #define SFF_8024_CTOR_UNALLOCATED_LAST		0x7F
68 #define SFF_8024_CTOR_VENDOR_START		0x80
69 #define SFF_8024_CTOR_VENDOR_LAST		0xFF
70 
71 /* ENCODING Values */
72 #define SFF_8024_ENCODING_UNSPEC		0x00
73 #define SFF_8024_ENCODING_8B10B			0x01
74 #define SFF_8024_ENCODING_4B5B			0x02
75 #define SFF_8024_ENCODING_NRZ			0x03
76 /*
77  * Value: 04h
78  * SFF-8472      - Manchester
79  * SFF-8436/8636 - SONET Scrambled
80  */
81 #define SFF_8024_ENCODING_4h			0x04
82 /*
83  * Value: 05h
84  * SFF-8472      - SONET Scrambled
85  * SFF-8436/8636 - 64B/66B
86  */
87 #define SFF_8024_ENCODING_5h			0x05
88 /*
89  * Value: 06h
90  * SFF-8472      - 64B/66B
91  * SFF-8436/8636 - Manchester
92  */
93 #define  SFF_8024_ENCODING_6h			0x06
94 #define  SFF_8024_ENCODING_256B			0x07
95 #define  SFF_8024_ENCODING_PAM4			0x08
96 
97 /* Most common case: 16-bit unsigned integer in a certain unit */
98 #define SFF_OFFSET_TO_U16(offset) \
99 		(data[offset] << 8 | data[(offset) + 1])
100 
101 #define SFF_SPRINT_xX_PWR(str, var) \
102 		snprintf(str, sizeof(str), "%.4f mW / %.2f dBm", \
103 			(double)((var) / 10000.), \
104 			sff_convert_mw_to_dbm((double)((var) / 10000.)))
105 
106 #define SFF_SPRINT_BIAS(str, bias_cur) \
107 		snprintf(str, sizeof(str), "%.3f mA", (double)(bias_cur / 500.))
108 
109 #define SFF_SPRINT_TEMP(str, temp) \
110 		snprintf(str, sizeof(str), "%.2f degrees C / %.2f degrees F", \
111 			(double)(temp / 256.), \
112 			(double)(temp / 256. * 1.8 + 32.))
113 
114 #define SFF_SPRINT_VCC(str, sfp_voltage) \
115 		snprintf(str, sizeof(str), "%.4f V", (double)(sfp_voltage / 10000.))
116 
117 /* Channel Monitoring Fields */
118 struct sff_channel_diags {
119 	uint16_t bias_cur;      /* Measured bias current in 2uA units */
120 	uint16_t rx_power;      /* Measured RX Power */
121 	uint16_t tx_power;      /* Measured TX Power */
122 };
123 
124 /* Module Monitoring Fields */
125 struct sff_diags {
126 
127 #define SFF_MAX_CHANNEL_NUM 4
128 #define SFF_LWARN 0
129 #define SFF_HWARN 1
130 #define SFF_LALRM 2
131 #define SFF_HALRM 3
132 #define SFF_MCURR 4
133 
134 	/* Supports DOM */
135 	uint8_t supports_dom;
136 	/* Supports alarm/warning thold */
137 	uint8_t supports_alarms;
138 	/* RX Power: 0 = OMA, 1 = Average power */
139 	uint8_t  rx_power_type;
140 	/* TX Power: 0 = Not supported, 1 = Average power */
141 	uint8_t  tx_power_type;
142 
143 	uint8_t calibrated_ext;    /* Is externally calibrated */
144 	/* [5] tables are low/high warn, low/high alarm, current */
145 	/* SFP voltage in 0.1mV units */
146 	uint16_t sfp_voltage[5];
147 	/* SFP Temp in 16-bit signed 1/256 Celsius */
148 	int16_t sfp_temp[5];
149 	/* Measured bias current in 2uA units */
150 	uint16_t bias_cur[5];
151 	/* Measured TX Power */
152 	uint16_t tx_power[5];
153 	/* Measured RX Power */
154 	uint16_t rx_power[5];
155 	struct sff_channel_diags scd[SFF_MAX_CHANNEL_NUM];
156 };
157 
158 double sff_convert_mw_to_dbm(double mw);
159 void sff_show_value_with_unit(const uint8_t *data, unsigned int reg,
160 			      const char *name, unsigned int mult,
161 			      const char *unit, struct rte_tel_data *d);
162 void sff_show_ascii(const uint8_t *data, unsigned int first_reg,
163 		    unsigned int last_reg, const char *name, struct rte_tel_data *d);
164 void sff_show_thresholds(struct sff_diags sd, struct rte_tel_data *d);
165 
166 void sff_8024_show_oui(const uint8_t *data, int id_offset, struct rte_tel_data *d);
167 void sff_8024_show_identifier(const uint8_t *data, int id_offset, struct rte_tel_data *d);
168 void sff_8024_show_connector(const uint8_t *data, int ctor_offset, struct rte_tel_data *d);
169 void sff_8024_show_encoding(const uint8_t *data, int encoding_offset,
170 			    int sff_type, struct rte_tel_data *d);
171 
172 #endif /* _SFF_COMMON_H_ */
173