xref: /dpdk/lib/ethdev/sff_common.h (revision 8f1d23ece06adff5eae9f1b4365bdbbd3abee2b2)
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 
9 #ifndef _SFF_COMMON_H_
10 #define _SFF_COMMON_H_
11 
12 #include <stdio.h>
13 
14 #include "rte_ethdev.h"
15 #include "sff_telemetry.h"
16 
17 #define SFF_8024_ID_OFFSET			0x00
18 #define SFF_8024_ID_UNKNOWN			0x00
19 #define SFF_8024_ID_GBIC			0x01
20 #define SFF_8024_ID_SOLDERED_MODULE		0x02
21 #define SFF_8024_ID_SFP				0x03
22 #define SFF_8024_ID_300_PIN_XBI			0x04
23 #define SFF_8024_ID_XENPAK			0x05
24 #define SFF_8024_ID_XFP				0x06
25 #define SFF_8024_ID_XFF				0x07
26 #define SFF_8024_ID_XFP_E			0x08
27 #define SFF_8024_ID_XPAK			0x09
28 #define SFF_8024_ID_X2				0x0A
29 #define SFF_8024_ID_DWDM_SFP			0x0B
30 #define SFF_8024_ID_QSFP			0x0C
31 #define SFF_8024_ID_QSFP_PLUS			0x0D
32 #define SFF_8024_ID_CXP				0x0E
33 #define SFF_8024_ID_HD4X			0x0F
34 #define SFF_8024_ID_HD8X			0x10
35 #define SFF_8024_ID_QSFP28			0x11
36 #define SFF_8024_ID_CXP2			0x12
37 #define SFF_8024_ID_CDFP			0x13
38 #define SFF_8024_ID_HD4X_FANOUT			0x14
39 #define SFF_8024_ID_HD8X_FANOUT			0x15
40 #define SFF_8024_ID_CDFP_S3			0x16
41 #define SFF_8024_ID_MICRO_QSFP			0x17
42 #define SFF_8024_ID_LAST			SFF_8024_ID_MICRO_QSFP
43 #define SFF_8024_ID_UNALLOCATED_LAST		0x7F
44 #define SFF_8024_ID_VENDOR_START		0x80
45 #define SFF_8024_ID_VENDOR_LAST			0xFF
46 
47 #define SFF_8024_CTOR_UNKNOWN			0x00
48 #define SFF_8024_CTOR_SC			0x01
49 #define SFF_8024_CTOR_FC_STYLE_1		0x02
50 #define SFF_8024_CTOR_FC_STYLE_2		0x03
51 #define SFF_8024_CTOR_BNC_TNC			0x04
52 #define SFF_8024_CTOR_FC_COAX			0x05
53 #define SFF_8024_CTOR_FIBER_JACK		0x06
54 #define SFF_8024_CTOR_LC			0x07
55 #define SFF_8024_CTOR_MT_RJ			0x08
56 #define SFF_8024_CTOR_MU			0x09
57 #define SFF_8024_CTOR_SG			0x0A
58 #define SFF_8024_CTOR_OPT_PT			0x0B
59 #define SFF_8024_CTOR_MPO			0x0C
60 #define SFF_8024_CTOR_MPO_2			0x0D
61 /* 0E-1Fh --- Reserved */
62 #define SFF_8024_CTOR_HSDC_II			0x20
63 #define SFF_8024_CTOR_COPPER_PT			0x21
64 #define SFF_8024_CTOR_RJ45			0x22
65 #define SFF_8024_CTOR_NO_SEPARABLE		0x23
66 #define SFF_8024_CTOR_MXC_2x16			0x24
67 #define SFF_8024_CTOR_LAST			SFF_8024_CTOR_MXC_2x16
68 #define SFF_8024_CTOR_UNALLOCATED_LAST		0x7F
69 #define SFF_8024_CTOR_VENDOR_START		0x80
70 #define SFF_8024_CTOR_VENDOR_LAST		0xFF
71 
72 /* ENCODING Values */
73 #define SFF_8024_ENCODING_UNSPEC		0x00
74 #define SFF_8024_ENCODING_8B10B			0x01
75 #define SFF_8024_ENCODING_4B5B			0x02
76 #define SFF_8024_ENCODING_NRZ			0x03
77 /*
78  * Value: 04h
79  * SFF-8472      - Manchester
80  * SFF-8436/8636 - SONET Scrambled
81  */
82 #define SFF_8024_ENCODING_4h			0x04
83 /*
84  * Value: 05h
85  * SFF-8472      - SONET Scrambled
86  * SFF-8436/8636 - 64B/66B
87  */
88 #define SFF_8024_ENCODING_5h			0x05
89 /*
90  * Value: 06h
91  * SFF-8472      - 64B/66B
92  * SFF-8436/8636 - Manchester
93  */
94 #define  SFF_8024_ENCODING_6h			0x06
95 #define  SFF_8024_ENCODING_256B			0x07
96 #define  SFF_8024_ENCODING_PAM4			0x08
97 
98 /* Most common case: 16-bit unsigned integer in a certain unit */
99 #define SFF_OFFSET_TO_U16(offset) \
100 		(data[offset] << 8 | data[(offset) + 1])
101 
102 #define SFF_SPRINT_xX_PWR(str, var) \
103 		snprintf(str, sizeof(str), "%.4f mW / %.2f dBm", \
104 			(double)((var) / 10000.), \
105 			sff_convert_mw_to_dbm((double)((var) / 10000.)))
106 
107 #define SFF_SPRINT_BIAS(str, bias_cur) \
108 		snprintf(str, sizeof(str), "%.3f mA", (double)(bias_cur / 500.))
109 
110 #define SFF_SPRINT_TEMP(str, temp) \
111 		snprintf(str, sizeof(str), "%.2f degrees C / %.2f degrees F", \
112 			(double)(temp / 256.), \
113 			(double)(temp / 256. * 1.8 + 32.))
114 
115 #define SFF_SPRINT_VCC(str, sfp_voltage) \
116 		snprintf(str, sizeof(str), "%.4f V", (double)(sfp_voltage / 10000.))
117 
118 /* Channel Monitoring Fields */
119 struct sff_channel_diags {
120 	uint16_t bias_cur;      /* Measured bias current in 2uA units */
121 	uint16_t rx_power;      /* Measured RX Power */
122 	uint16_t tx_power;      /* Measured TX Power */
123 };
124 
125 /* Module Monitoring Fields */
126 struct sff_diags {
127 
128 #define SFF_MAX_CHANNEL_NUM 4
129 #define SFF_LWARN 0
130 #define SFF_HWARN 1
131 #define SFF_LALRM 2
132 #define SFF_HALRM 3
133 #define SFF_MCURR 4
134 
135 	/* Supports DOM */
136 	uint8_t supports_dom;
137 	/* Supports alarm/warning thold */
138 	uint8_t supports_alarms;
139 	/* RX Power: 0 = OMA, 1 = Average power */
140 	uint8_t  rx_power_type;
141 	/* TX Power: 0 = Not supported, 1 = Average power */
142 	uint8_t  tx_power_type;
143 
144 	uint8_t calibrated_ext;    /* Is externally calibrated */
145 	/* [5] tables are low/high warn, low/high alarm, current */
146 	/* SFP voltage in 0.1mV units */
147 	uint16_t sfp_voltage[5];
148 	/* SFP Temp in 16-bit signed 1/256 Celsius */
149 	int16_t sfp_temp[5];
150 	/* Measured bias current in 2uA units */
151 	uint16_t bias_cur[5];
152 	/* Measured TX Power */
153 	uint16_t tx_power[5];
154 	/* Measured RX Power */
155 	uint16_t rx_power[5];
156 	struct sff_channel_diags scd[SFF_MAX_CHANNEL_NUM];
157 };
158 
159 double sff_convert_mw_to_dbm(double mw);
160 void sff_show_value_with_unit(const uint8_t *data, unsigned int reg,
161 			      const char *name, unsigned int mult,
162 			      const char *unit, struct rte_tel_data *d);
163 void sff_show_ascii(const uint8_t *data, unsigned int first_reg,
164 		    unsigned int last_reg, const char *name, struct rte_tel_data *d);
165 void sff_show_thresholds(struct sff_diags sd, struct rte_tel_data *d);
166 
167 void sff_8024_show_oui(const uint8_t *data, int id_offset, struct rte_tel_data *d);
168 void sff_8024_show_identifier(const uint8_t *data, int id_offset, struct rte_tel_data *d);
169 void sff_8024_show_connector(const uint8_t *data, int ctor_offset, struct rte_tel_data *d);
170 void sff_8024_show_encoding(const uint8_t *data, int encoding_offset,
171 			    int sff_type, struct rte_tel_data *d);
172 
173 #endif /* _SFF_COMMON_H_ */
174