1#ifndef LINUX_SFP_H
2#define LINUX_SFP_H
3
4#include <linux/phy.h>
5
6struct sfp_eeprom_base {
7 u8 phys_id;
8 u8 phys_ext_id;
9 u8 connector;
10#if defined __BIG_ENDIAN_BITFIELD
11 u8 e10g_base_er:1;
12 u8 e10g_base_lrm:1;
13 u8 e10g_base_lr:1;
14 u8 e10g_base_sr:1;
15 u8 if_1x_sx:1;
16 u8 if_1x_lx:1;
17 u8 if_1x_copper_active:1;
18 u8 if_1x_copper_passive:1;
19
20 u8 escon_mmf_1310_led:1;
21 u8 escon_smf_1310_laser:1;
22 u8 sonet_oc192_short_reach:1;
23 u8 sonet_reach_bit1:1;
24 u8 sonet_reach_bit2:1;
25 u8 sonet_oc48_long_reach:1;
26 u8 sonet_oc48_intermediate_reach:1;
27 u8 sonet_oc48_short_reach:1;
28
29 u8 unallocated_5_7:1;
30 u8 sonet_oc12_smf_long_reach:1;
31 u8 sonet_oc12_smf_intermediate_reach:1;
32 u8 sonet_oc12_short_reach:1;
33 u8 unallocated_5_3:1;
34 u8 sonet_oc3_smf_long_reach:1;
35 u8 sonet_oc3_smf_intermediate_reach:1;
36 u8 sonet_oc3_short_reach:1;
37
38 u8 e_base_px:1;
39 u8 e_base_bx10:1;
40 u8 e100_base_fx:1;
41 u8 e100_base_lx:1;
42 u8 e1000_base_t:1;
43 u8 e1000_base_cx:1;
44 u8 e1000_base_lx:1;
45 u8 e1000_base_sx:1;
46
47 u8 fc_ll_v:1;
48 u8 fc_ll_s:1;
49 u8 fc_ll_i:1;
50 u8 fc_ll_l:1;
51 u8 fc_ll_m:1;
52 u8 fc_tech_sa:1;
53 u8 fc_tech_lc:1;
54 u8 fc_tech_electrical_inter_enclosure:1;
55
56 u8 fc_tech_electrical_intra_enclosure:1;
57 u8 fc_tech_sn:1;
58 u8 fc_tech_sl:1;
59 u8 fc_tech_ll:1;
60 u8 sfp_ct_active:1;
61 u8 sfp_ct_passive:1;
62 u8 unallocated_8_1:1;
63 u8 unallocated_8_0:1;
64
65 u8 fc_media_tw:1;
66 u8 fc_media_tp:1;
67 u8 fc_media_mi:1;
68 u8 fc_media_tv:1;
69 u8 fc_media_m6:1;
70 u8 fc_media_m5:1;
71 u8 unallocated_9_1:1;
72 u8 fc_media_sm:1;
73
74 u8 fc_speed_1200:1;
75 u8 fc_speed_800:1;
76 u8 fc_speed_1600:1;
77 u8 fc_speed_400:1;
78 u8 fc_speed_3200:1;
79 u8 fc_speed_200:1;
80 u8 unallocated_10_1:1;
81 u8 fc_speed_100:1;
82#elif defined __LITTLE_ENDIAN_BITFIELD
83 u8 if_1x_copper_passive:1;
84 u8 if_1x_copper_active:1;
85 u8 if_1x_lx:1;
86 u8 if_1x_sx:1;
87 u8 e10g_base_sr:1;
88 u8 e10g_base_lr:1;
89 u8 e10g_base_lrm:1;
90 u8 e10g_base_er:1;
91
92 u8 sonet_oc3_short_reach:1;
93 u8 sonet_oc3_smf_intermediate_reach:1;
94 u8 sonet_oc3_smf_long_reach:1;
95 u8 unallocated_5_3:1;
96 u8 sonet_oc12_short_reach:1;
97 u8 sonet_oc12_smf_intermediate_reach:1;
98 u8 sonet_oc12_smf_long_reach:1;
99 u8 unallocated_5_7:1;
100
101 u8 sonet_oc48_short_reach:1;
102 u8 sonet_oc48_intermediate_reach:1;
103 u8 sonet_oc48_long_reach:1;
104 u8 sonet_reach_bit2:1;
105 u8 sonet_reach_bit1:1;
106 u8 sonet_oc192_short_reach:1;
107 u8 escon_smf_1310_laser:1;
108 u8 escon_mmf_1310_led:1;
109
110 u8 e1000_base_sx:1;
111 u8 e1000_base_lx:1;
112 u8 e1000_base_cx:1;
113 u8 e1000_base_t:1;
114 u8 e100_base_lx:1;
115 u8 e100_base_fx:1;
116 u8 e_base_bx10:1;
117 u8 e_base_px:1;
118
119 u8 fc_tech_electrical_inter_enclosure:1;
120 u8 fc_tech_lc:1;
121 u8 fc_tech_sa:1;
122 u8 fc_ll_m:1;
123 u8 fc_ll_l:1;
124 u8 fc_ll_i:1;
125 u8 fc_ll_s:1;
126 u8 fc_ll_v:1;
127
128 u8 unallocated_8_0:1;
129 u8 unallocated_8_1:1;
130 u8 sfp_ct_passive:1;
131 u8 sfp_ct_active:1;
132 u8 fc_tech_ll:1;
133 u8 fc_tech_sl:1;
134 u8 fc_tech_sn:1;
135 u8 fc_tech_electrical_intra_enclosure:1;
136
137 u8 fc_media_sm:1;
138 u8 unallocated_9_1:1;
139 u8 fc_media_m5:1;
140 u8 fc_media_m6:1;
141 u8 fc_media_tv:1;
142 u8 fc_media_mi:1;
143 u8 fc_media_tp:1;
144 u8 fc_media_tw:1;
145
146 u8 fc_speed_100:1;
147 u8 unallocated_10_1:1;
148 u8 fc_speed_200:1;
149 u8 fc_speed_3200:1;
150 u8 fc_speed_400:1;
151 u8 fc_speed_1600:1;
152 u8 fc_speed_800:1;
153 u8 fc_speed_1200:1;
154#else
155#error Unknown Endian
156#endif
157 u8 encoding;
158 u8 br_nominal;
159 u8 rate_id;
160 u8 link_len[6];
161 char vendor_name[16];
162 u8 extended_cc;
163 char vendor_oui[3];
164 char vendor_pn[16];
165 char vendor_rev[4];
166 union {
167 __be16 optical_wavelength;
168 __be16 cable_compliance;
169 struct {
170#if defined __BIG_ENDIAN_BITFIELD
171 u8 reserved60_2:6;
172 u8 fc_pi_4_app_h:1;
173 u8 sff8431_app_e:1;
174 u8 reserved61:8;
175#elif defined __LITTLE_ENDIAN_BITFIELD
176 u8 sff8431_app_e:1;
177 u8 fc_pi_4_app_h:1;
178 u8 reserved60_2:6;
179 u8 reserved61:8;
180#else
181#error Unknown Endian
182#endif
183 } __packed passive;
184 struct {
185#if defined __BIG_ENDIAN_BITFIELD
186 u8 reserved60_4:4;
187 u8 fc_pi_4_lim:1;
188 u8 sff8431_lim:1;
189 u8 fc_pi_4_app_h:1;
190 u8 sff8431_app_e:1;
191 u8 reserved61:8;
192#elif defined __LITTLE_ENDIAN_BITFIELD
193 u8 sff8431_app_e:1;
194 u8 fc_pi_4_app_h:1;
195 u8 sff8431_lim:1;
196 u8 fc_pi_4_lim:1;
197 u8 reserved60_4:4;
198 u8 reserved61:8;
199#else
200#error Unknown Endian
201#endif
202 } __packed active;
203 } __packed;
204 u8 reserved62;
205 u8 cc_base;
206} __packed;
207
208struct sfp_eeprom_ext {
209 __be16 options;
210 u8 br_max;
211 u8 br_min;
212 char vendor_sn[16];
213 char datecode[8];
214 u8 diagmon;
215 u8 enhopts;
216 u8 sff8472_compliance;
217 u8 cc_ext;
218} __packed;
219
220/**
221 * struct sfp_eeprom_id - raw SFP module identification information
222 * @base: base SFP module identification structure
223 * @ext: extended SFP module identification structure
224 *
225 * See the SFF-8472 specification and related documents for the definition
226 * of these structure members. This can be obtained from
227 * https://www.snia.org/technology-communities/sff/specifications
228 */
229struct sfp_eeprom_id {
230 struct sfp_eeprom_base base;
231 struct sfp_eeprom_ext ext;
232} __packed;
233
234struct sfp_diag {
235 __be16 temp_high_alarm;
236 __be16 temp_low_alarm;
237 __be16 temp_high_warn;
238 __be16 temp_low_warn;
239 __be16 volt_high_alarm;
240 __be16 volt_low_alarm;
241 __be16 volt_high_warn;
242 __be16 volt_low_warn;
243 __be16 bias_high_alarm;
244 __be16 bias_low_alarm;
245 __be16 bias_high_warn;
246 __be16 bias_low_warn;
247 __be16 txpwr_high_alarm;
248 __be16 txpwr_low_alarm;
249 __be16 txpwr_high_warn;
250 __be16 txpwr_low_warn;
251 __be16 rxpwr_high_alarm;
252 __be16 rxpwr_low_alarm;
253 __be16 rxpwr_high_warn;
254 __be16 rxpwr_low_warn;
255 __be16 laser_temp_high_alarm;
256 __be16 laser_temp_low_alarm;
257 __be16 laser_temp_high_warn;
258 __be16 laser_temp_low_warn;
259 __be16 tec_cur_high_alarm;
260 __be16 tec_cur_low_alarm;
261 __be16 tec_cur_high_warn;
262 __be16 tec_cur_low_warn;
263 __be32 cal_rxpwr4;
264 __be32 cal_rxpwr3;
265 __be32 cal_rxpwr2;
266 __be32 cal_rxpwr1;
267 __be32 cal_rxpwr0;
268 __be16 cal_txi_slope;
269 __be16 cal_txi_offset;
270 __be16 cal_txpwr_slope;
271 __be16 cal_txpwr_offset;
272 __be16 cal_t_slope;
273 __be16 cal_t_offset;
274 __be16 cal_v_slope;
275 __be16 cal_v_offset;
276} __packed;
277
278/* SFF8024 defined constants */
279enum {
280 SFF8024_ID_UNK = 0x00,
281 SFF8024_ID_SFF_8472 = 0x02,
282 SFF8024_ID_SFP = 0x03,
283 SFF8024_ID_DWDM_SFP = 0x0b,
284 SFF8024_ID_QSFP_8438 = 0x0c,
285 SFF8024_ID_QSFP_8436_8636 = 0x0d,
286 SFF8024_ID_QSFP28_8636 = 0x11,
287
288 SFF8024_ENCODING_UNSPEC = 0x00,
289 SFF8024_ENCODING_8B10B = 0x01,
290 SFF8024_ENCODING_4B5B = 0x02,
291 SFF8024_ENCODING_NRZ = 0x03,
292 SFF8024_ENCODING_8472_MANCHESTER= 0x04,
293 SFF8024_ENCODING_8472_SONET = 0x05,
294 SFF8024_ENCODING_8472_64B66B = 0x06,
295 SFF8024_ENCODING_8436_MANCHESTER= 0x06,
296 SFF8024_ENCODING_8436_SONET = 0x04,
297 SFF8024_ENCODING_8436_64B66B = 0x05,
298 SFF8024_ENCODING_256B257B = 0x07,
299 SFF8024_ENCODING_PAM4 = 0x08,
300
301 SFF8024_CONNECTOR_UNSPEC = 0x00,
302 /* codes 01-05 not supportable on SFP, but some modules have single SC */
303 SFF8024_CONNECTOR_SC = 0x01,
304 SFF8024_CONNECTOR_FIBERJACK = 0x06,
305 SFF8024_CONNECTOR_LC = 0x07,
306 SFF8024_CONNECTOR_MT_RJ = 0x08,
307 SFF8024_CONNECTOR_MU = 0x09,
308 SFF8024_CONNECTOR_SG = 0x0a,
309 SFF8024_CONNECTOR_OPTICAL_PIGTAIL= 0x0b,
310 SFF8024_CONNECTOR_MPO_1X12 = 0x0c,
311 SFF8024_CONNECTOR_MPO_2X16 = 0x0d,
312 SFF8024_CONNECTOR_HSSDC_II = 0x20,
313 SFF8024_CONNECTOR_COPPER_PIGTAIL= 0x21,
314 SFF8024_CONNECTOR_RJ45 = 0x22,
315 SFF8024_CONNECTOR_NOSEPARATE = 0x23,
316 SFF8024_CONNECTOR_MXC_2X16 = 0x24,
317
318 SFF8024_ECC_UNSPEC = 0x00,
319 SFF8024_ECC_100G_25GAUI_C2M_AOC = 0x01,
320 SFF8024_ECC_100GBASE_SR4_25GBASE_SR = 0x02,
321 SFF8024_ECC_100GBASE_LR4_25GBASE_LR = 0x03,
322 SFF8024_ECC_100GBASE_ER4_25GBASE_ER = 0x04,
323 SFF8024_ECC_100GBASE_SR10 = 0x05,
324 SFF8024_ECC_100GBASE_CR4 = 0x0b,
325 SFF8024_ECC_25GBASE_CR_S = 0x0c,
326 SFF8024_ECC_25GBASE_CR_N = 0x0d,
327 SFF8024_ECC_10GBASE_T_SFI = 0x16,
328 SFF8024_ECC_10GBASE_T_SR = 0x1c,
329 SFF8024_ECC_5GBASE_T = 0x1d,
330 SFF8024_ECC_2_5GBASE_T = 0x1e,
331};
332
333/* SFP EEPROM registers */
334enum {
335 SFP_PHYS_ID = 0,
336
337 SFP_PHYS_EXT_ID = 1,
338 SFP_PHYS_EXT_ID_SFP = 0x04,
339
340 SFP_CONNECTOR = 2,
341 SFP_COMPLIANCE = 3,
342 SFP_ENCODING = 11,
343 SFP_BR_NOMINAL = 12,
344 SFP_RATE_ID = 13,
345 SFF_RID_8079 = 0x01,
346 SFF_RID_8431_RX_ONLY = 0x02,
347 SFF_RID_8431_TX_ONLY = 0x04,
348 SFF_RID_8431 = 0x06,
349 SFF_RID_10G8G = 0x0e,
350
351 SFP_LINK_LEN_SM_KM = 14,
352 SFP_LINK_LEN_SM_100M = 15,
353 SFP_LINK_LEN_50UM_OM2_10M = 16,
354 SFP_LINK_LEN_62_5UM_OM1_10M = 17,
355 SFP_LINK_LEN_COPPER_1M = 18,
356 SFP_LINK_LEN_50UM_OM4_10M = 18,
357 SFP_LINK_LEN_50UM_OM3_10M = 19,
358 SFP_VENDOR_NAME = 20,
359 SFP_VENDOR_OUI = 37,
360 SFP_VENDOR_PN = 40,
361 SFP_VENDOR_REV = 56,
362 SFP_OPTICAL_WAVELENGTH_MSB = 60,
363 SFP_OPTICAL_WAVELENGTH_LSB = 61,
364 SFP_CABLE_SPEC = 60,
365 SFP_CC_BASE = 63,
366
367 SFP_OPTIONS = 64, /* 2 bytes, MSB, LSB */
368 SFP_OPTIONS_HIGH_POWER_LEVEL = BIT(13),
369 SFP_OPTIONS_PAGING_A2 = BIT(12),
370 SFP_OPTIONS_RETIMER = BIT(11),
371 SFP_OPTIONS_COOLED_XCVR = BIT(10),
372 SFP_OPTIONS_POWER_DECL = BIT(9),
373 SFP_OPTIONS_RX_LINEAR_OUT = BIT(8),
374 SFP_OPTIONS_RX_DECISION_THRESH = BIT(7),
375 SFP_OPTIONS_TUNABLE_TX = BIT(6),
376 SFP_OPTIONS_RATE_SELECT = BIT(5),
377 SFP_OPTIONS_TX_DISABLE = BIT(4),
378 SFP_OPTIONS_TX_FAULT = BIT(3),
379 SFP_OPTIONS_LOS_INVERTED = BIT(2),
380 SFP_OPTIONS_LOS_NORMAL = BIT(1),
381
382 SFP_BR_MAX = 66,
383 SFP_BR_MIN = 67,
384 SFP_VENDOR_SN = 68,
385 SFP_DATECODE = 84,
386
387 SFP_DIAGMON = 92,
388 SFP_DIAGMON_DDM = BIT(6),
389 SFP_DIAGMON_INT_CAL = BIT(5),
390 SFP_DIAGMON_EXT_CAL = BIT(4),
391 SFP_DIAGMON_RXPWR_AVG = BIT(3),
392 SFP_DIAGMON_ADDRMODE = BIT(2),
393
394 SFP_ENHOPTS = 93,
395 SFP_ENHOPTS_ALARMWARN = BIT(7),
396 SFP_ENHOPTS_SOFT_TX_DISABLE = BIT(6),
397 SFP_ENHOPTS_SOFT_TX_FAULT = BIT(5),
398 SFP_ENHOPTS_SOFT_RX_LOS = BIT(4),
399 SFP_ENHOPTS_SOFT_RATE_SELECT = BIT(3),
400 SFP_ENHOPTS_APP_SELECT_SFF8079 = BIT(2),
401 SFP_ENHOPTS_SOFT_RATE_SFF8431 = BIT(1),
402
403 SFP_SFF8472_COMPLIANCE = 94,
404 SFP_SFF8472_COMPLIANCE_NONE = 0x00,
405 SFP_SFF8472_COMPLIANCE_REV9_3 = 0x01,
406 SFP_SFF8472_COMPLIANCE_REV9_5 = 0x02,
407 SFP_SFF8472_COMPLIANCE_REV10_2 = 0x03,
408 SFP_SFF8472_COMPLIANCE_REV10_4 = 0x04,
409 SFP_SFF8472_COMPLIANCE_REV11_0 = 0x05,
410 SFP_SFF8472_COMPLIANCE_REV11_3 = 0x06,
411 SFP_SFF8472_COMPLIANCE_REV11_4 = 0x07,
412 SFP_SFF8472_COMPLIANCE_REV12_0 = 0x08,
413
414 SFP_CC_EXT = 95,
415};
416
417/* SFP Diagnostics */
418enum {
419 /* Alarm and warnings stored MSB at lower address then LSB */
420 SFP_TEMP_HIGH_ALARM = 0,
421 SFP_TEMP_LOW_ALARM = 2,
422 SFP_TEMP_HIGH_WARN = 4,
423 SFP_TEMP_LOW_WARN = 6,
424 SFP_VOLT_HIGH_ALARM = 8,
425 SFP_VOLT_LOW_ALARM = 10,
426 SFP_VOLT_HIGH_WARN = 12,
427 SFP_VOLT_LOW_WARN = 14,
428 SFP_BIAS_HIGH_ALARM = 16,
429 SFP_BIAS_LOW_ALARM = 18,
430 SFP_BIAS_HIGH_WARN = 20,
431 SFP_BIAS_LOW_WARN = 22,
432 SFP_TXPWR_HIGH_ALARM = 24,
433 SFP_TXPWR_LOW_ALARM = 26,
434 SFP_TXPWR_HIGH_WARN = 28,
435 SFP_TXPWR_LOW_WARN = 30,
436 SFP_RXPWR_HIGH_ALARM = 32,
437 SFP_RXPWR_LOW_ALARM = 34,
438 SFP_RXPWR_HIGH_WARN = 36,
439 SFP_RXPWR_LOW_WARN = 38,
440 SFP_LASER_TEMP_HIGH_ALARM = 40,
441 SFP_LASER_TEMP_LOW_ALARM = 42,
442 SFP_LASER_TEMP_HIGH_WARN = 44,
443 SFP_LASER_TEMP_LOW_WARN = 46,
444 SFP_TEC_CUR_HIGH_ALARM = 48,
445 SFP_TEC_CUR_LOW_ALARM = 50,
446 SFP_TEC_CUR_HIGH_WARN = 52,
447 SFP_TEC_CUR_LOW_WARN = 54,
448 SFP_CAL_RXPWR4 = 56,
449 SFP_CAL_RXPWR3 = 60,
450 SFP_CAL_RXPWR2 = 64,
451 SFP_CAL_RXPWR1 = 68,
452 SFP_CAL_RXPWR0 = 72,
453 SFP_CAL_TXI_SLOPE = 76,
454 SFP_CAL_TXI_OFFSET = 78,
455 SFP_CAL_TXPWR_SLOPE = 80,
456 SFP_CAL_TXPWR_OFFSET = 82,
457 SFP_CAL_T_SLOPE = 84,
458 SFP_CAL_T_OFFSET = 86,
459 SFP_CAL_V_SLOPE = 88,
460 SFP_CAL_V_OFFSET = 90,
461 SFP_CHKSUM = 95,
462
463 SFP_TEMP = 96,
464 SFP_VCC = 98,
465 SFP_TX_BIAS = 100,
466 SFP_TX_POWER = 102,
467 SFP_RX_POWER = 104,
468 SFP_LASER_TEMP = 106,
469 SFP_TEC_CUR = 108,
470
471 SFP_STATUS = 110,
472 SFP_STATUS_TX_DISABLE = BIT(7),
473 SFP_STATUS_TX_DISABLE_FORCE = BIT(6),
474 SFP_STATUS_RS0_SELECT = BIT(3),
475 SFP_STATUS_TX_FAULT = BIT(2),
476 SFP_STATUS_RX_LOS = BIT(1),
477 SFP_ALARM0 = 112,
478 SFP_ALARM0_TEMP_HIGH = BIT(7),
479 SFP_ALARM0_TEMP_LOW = BIT(6),
480 SFP_ALARM0_VCC_HIGH = BIT(5),
481 SFP_ALARM0_VCC_LOW = BIT(4),
482 SFP_ALARM0_TX_BIAS_HIGH = BIT(3),
483 SFP_ALARM0_TX_BIAS_LOW = BIT(2),
484 SFP_ALARM0_TXPWR_HIGH = BIT(1),
485 SFP_ALARM0_TXPWR_LOW = BIT(0),
486
487 SFP_ALARM1 = 113,
488 SFP_ALARM1_RXPWR_HIGH = BIT(7),
489 SFP_ALARM1_RXPWR_LOW = BIT(6),
490
491 SFP_WARN0 = 116,
492 SFP_WARN0_TEMP_HIGH = BIT(7),
493 SFP_WARN0_TEMP_LOW = BIT(6),
494 SFP_WARN0_VCC_HIGH = BIT(5),
495 SFP_WARN0_VCC_LOW = BIT(4),
496 SFP_WARN0_TX_BIAS_HIGH = BIT(3),
497 SFP_WARN0_TX_BIAS_LOW = BIT(2),
498 SFP_WARN0_TXPWR_HIGH = BIT(1),
499 SFP_WARN0_TXPWR_LOW = BIT(0),
500
501 SFP_WARN1 = 117,
502 SFP_WARN1_RXPWR_HIGH = BIT(7),
503 SFP_WARN1_RXPWR_LOW = BIT(6),
504
505 SFP_EXT_STATUS = 118,
506 SFP_EXT_STATUS_RS1_SELECT = BIT(3),
507 SFP_EXT_STATUS_PWRLVL_SELECT = BIT(0),
508
509 SFP_VSL = 120,
510 SFP_PAGE = 127,
511};
512
513struct fwnode_handle;
514struct ethtool_eeprom;
515struct ethtool_modinfo;
516struct sfp_bus;
517
518/**
519 * struct sfp_upstream_ops - upstream operations structure
520 * @attach: called when the sfp socket driver is bound to the upstream
521 * (mandatory).
522 * @detach: called when the sfp socket driver is unbound from the upstream
523 * (mandatory).
524 * @module_insert: called after a module has been detected to determine
525 * whether the module is supported for the upstream device.
526 * @module_remove: called after the module has been removed.
527 * @module_start: called after the PHY probe step
528 * @module_stop: called before the PHY is removed
529 * @link_down: called when the link is non-operational for whatever
530 * reason.
531 * @link_up: called when the link is operational.
532 * @connect_phy: called when an I2C accessible PHY has been detected
533 * on the module.
534 * @disconnect_phy: called when a module with an I2C accessible PHY has
535 * been removed.
536 */
537struct sfp_upstream_ops {
538 void (*attach)(void *priv, struct sfp_bus *bus);
539 void (*detach)(void *priv, struct sfp_bus *bus);
540 int (*module_insert)(void *priv, const struct sfp_eeprom_id *id);
541 void (*module_remove)(void *priv);
542 int (*module_start)(void *priv);
543 void (*module_stop)(void *priv);
544 void (*link_down)(void *priv);
545 void (*link_up)(void *priv);
546 int (*connect_phy)(void *priv, struct phy_device *);
547 void (*disconnect_phy)(void *priv);
548};
549
550#if IS_ENABLED(CONFIG_SFP)
551int sfp_parse_port(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
552 unsigned long *support);
553bool sfp_may_have_phy(struct sfp_bus *bus, const struct sfp_eeprom_id *id);
554void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
555 unsigned long *support, unsigned long *interfaces);
556phy_interface_t sfp_select_interface(struct sfp_bus *bus,
557 unsigned long *link_modes);
558
559int sfp_get_module_info(struct sfp_bus *bus, struct ethtool_modinfo *modinfo);
560int sfp_get_module_eeprom(struct sfp_bus *bus, struct ethtool_eeprom *ee,
561 u8 *data);
562int sfp_get_module_eeprom_by_page(struct sfp_bus *bus,
563 const struct ethtool_module_eeprom *page,
564 struct netlink_ext_ack *extack);
565void sfp_upstream_start(struct sfp_bus *bus);
566void sfp_upstream_stop(struct sfp_bus *bus);
567void sfp_upstream_set_signal_rate(struct sfp_bus *bus, unsigned int rate_kbd);
568void sfp_bus_put(struct sfp_bus *bus);
569struct sfp_bus *sfp_bus_find_fwnode(const struct fwnode_handle *fwnode);
570int sfp_bus_add_upstream(struct sfp_bus *bus, void *upstream,
571 const struct sfp_upstream_ops *ops);
572void sfp_bus_del_upstream(struct sfp_bus *bus);
573#else
574static inline int sfp_parse_port(struct sfp_bus *bus,
575 const struct sfp_eeprom_id *id,
576 unsigned long *support)
577{
578 return PORT_OTHER;
579}
580
581static inline bool sfp_may_have_phy(struct sfp_bus *bus,
582 const struct sfp_eeprom_id *id)
583{
584 return false;
585}
586
587static inline void sfp_parse_support(struct sfp_bus *bus,
588 const struct sfp_eeprom_id *id,
589 unsigned long *support,
590 unsigned long *interfaces)
591{
592}
593
594static inline phy_interface_t sfp_select_interface(struct sfp_bus *bus,
595 unsigned long *link_modes)
596{
597 return PHY_INTERFACE_MODE_NA;
598}
599
600static inline int sfp_get_module_info(struct sfp_bus *bus,
601 struct ethtool_modinfo *modinfo)
602{
603 return -EOPNOTSUPP;
604}
605
606static inline int sfp_get_module_eeprom(struct sfp_bus *bus,
607 struct ethtool_eeprom *ee, u8 *data)
608{
609 return -EOPNOTSUPP;
610}
611
612static inline int sfp_get_module_eeprom_by_page(struct sfp_bus *bus,
613 const struct ethtool_module_eeprom *page,
614 struct netlink_ext_ack *extack)
615{
616 return -EOPNOTSUPP;
617}
618
619static inline void sfp_upstream_start(struct sfp_bus *bus)
620{
621}
622
623static inline void sfp_upstream_stop(struct sfp_bus *bus)
624{
625}
626
627static inline void sfp_upstream_set_signal_rate(struct sfp_bus *bus,
628 unsigned int rate_kbd)
629{
630}
631
632static inline void sfp_bus_put(struct sfp_bus *bus)
633{
634}
635
636static inline struct sfp_bus *
637sfp_bus_find_fwnode(const struct fwnode_handle *fwnode)
638{
639 return NULL;
640}
641
642static inline int sfp_bus_add_upstream(struct sfp_bus *bus, void *upstream,
643 const struct sfp_upstream_ops *ops)
644{
645 return 0;
646}
647
648static inline void sfp_bus_del_upstream(struct sfp_bus *bus)
649{
650}
651#endif
652
653#endif
654

source code of linux/include/linux/sfp.h