1 #ifndef LINUX_SFP_H
2 #define LINUX_SFP_H
3
4 #include <linux/phy.h>
5
6 struct 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
208 struct 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 */
229 struct sfp_eeprom_id {
230 struct sfp_eeprom_base base;
231 struct sfp_eeprom_ext ext;
232 } __packed;
233
234 struct 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 */
279 enum {
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 SFF8024_ID_QSFP_DD = 0x18,
288 SFF8024_ID_OSFP = 0x19,
289 SFF8024_ID_DSFP = 0x1B,
290 SFF8024_ID_QSFP_PLUS_CMIS = 0x1E,
291 SFF8024_ID_SFP_DD_CMIS = 0x1F,
292 SFF8024_ID_SFP_PLUS_CMIS = 0x20,
293
294 SFF8024_ENCODING_UNSPEC = 0x00,
295 SFF8024_ENCODING_8B10B = 0x01,
296 SFF8024_ENCODING_4B5B = 0x02,
297 SFF8024_ENCODING_NRZ = 0x03,
298 SFF8024_ENCODING_8472_MANCHESTER= 0x04,
299 SFF8024_ENCODING_8472_SONET = 0x05,
300 SFF8024_ENCODING_8472_64B66B = 0x06,
301 SFF8024_ENCODING_8436_MANCHESTER= 0x06,
302 SFF8024_ENCODING_8436_SONET = 0x04,
303 SFF8024_ENCODING_8436_64B66B = 0x05,
304 SFF8024_ENCODING_256B257B = 0x07,
305 SFF8024_ENCODING_PAM4 = 0x08,
306
307 SFF8024_CONNECTOR_UNSPEC = 0x00,
308 /* codes 01-05 not supportable on SFP, but some modules have single SC */
309 SFF8024_CONNECTOR_SC = 0x01,
310 SFF8024_CONNECTOR_FIBERJACK = 0x06,
311 SFF8024_CONNECTOR_LC = 0x07,
312 SFF8024_CONNECTOR_MT_RJ = 0x08,
313 SFF8024_CONNECTOR_MU = 0x09,
314 SFF8024_CONNECTOR_SG = 0x0a,
315 SFF8024_CONNECTOR_OPTICAL_PIGTAIL= 0x0b,
316 SFF8024_CONNECTOR_MPO_1X12 = 0x0c,
317 SFF8024_CONNECTOR_MPO_2X16 = 0x0d,
318 SFF8024_CONNECTOR_HSSDC_II = 0x20,
319 SFF8024_CONNECTOR_COPPER_PIGTAIL= 0x21,
320 SFF8024_CONNECTOR_RJ45 = 0x22,
321 SFF8024_CONNECTOR_NOSEPARATE = 0x23,
322 SFF8024_CONNECTOR_MXC_2X16 = 0x24,
323
324 SFF8024_ECC_UNSPEC = 0x00,
325 SFF8024_ECC_100G_25GAUI_C2M_AOC = 0x01,
326 SFF8024_ECC_100GBASE_SR4_25GBASE_SR = 0x02,
327 SFF8024_ECC_100GBASE_LR4_25GBASE_LR = 0x03,
328 SFF8024_ECC_100GBASE_ER4_25GBASE_ER = 0x04,
329 SFF8024_ECC_100GBASE_SR10 = 0x05,
330 SFF8024_ECC_100GBASE_CR4 = 0x0b,
331 SFF8024_ECC_25GBASE_CR_S = 0x0c,
332 SFF8024_ECC_25GBASE_CR_N = 0x0d,
333 SFF8024_ECC_10GBASE_T_SFI = 0x16,
334 SFF8024_ECC_10GBASE_T_SR = 0x1c,
335 SFF8024_ECC_5GBASE_T = 0x1d,
336 SFF8024_ECC_2_5GBASE_T = 0x1e,
337 };
338
339 /* SFP EEPROM registers */
340 enum {
341 SFP_PHYS_ID = 0,
342
343 SFP_PHYS_EXT_ID = 1,
344 SFP_PHYS_EXT_ID_SFP = 0x04,
345
346 SFP_CONNECTOR = 2,
347 SFP_COMPLIANCE = 3,
348 SFP_ENCODING = 11,
349 SFP_BR_NOMINAL = 12,
350 SFP_RATE_ID = 13,
351 SFF_RID_8079 = 0x01,
352 SFF_RID_8431_RX_ONLY = 0x02,
353 SFF_RID_8431_TX_ONLY = 0x04,
354 SFF_RID_8431 = 0x06,
355 SFF_RID_10G8G = 0x0e,
356
357 SFP_LINK_LEN_SM_KM = 14,
358 SFP_LINK_LEN_SM_100M = 15,
359 SFP_LINK_LEN_50UM_OM2_10M = 16,
360 SFP_LINK_LEN_62_5UM_OM1_10M = 17,
361 SFP_LINK_LEN_COPPER_1M = 18,
362 SFP_LINK_LEN_50UM_OM4_10M = 18,
363 SFP_LINK_LEN_50UM_OM3_10M = 19,
364 SFP_VENDOR_NAME = 20,
365 SFP_VENDOR_OUI = 37,
366 SFP_VENDOR_PN = 40,
367 SFP_VENDOR_REV = 56,
368 SFP_OPTICAL_WAVELENGTH_MSB = 60,
369 SFP_OPTICAL_WAVELENGTH_LSB = 61,
370 SFP_CABLE_SPEC = 60,
371 SFP_CC_BASE = 63,
372
373 SFP_OPTIONS = 64, /* 2 bytes, MSB, LSB */
374 SFP_OPTIONS_HIGH_POWER_LEVEL = BIT(13),
375 SFP_OPTIONS_PAGING_A2 = BIT(12),
376 SFP_OPTIONS_RETIMER = BIT(11),
377 SFP_OPTIONS_COOLED_XCVR = BIT(10),
378 SFP_OPTIONS_POWER_DECL = BIT(9),
379 SFP_OPTIONS_RX_LINEAR_OUT = BIT(8),
380 SFP_OPTIONS_RX_DECISION_THRESH = BIT(7),
381 SFP_OPTIONS_TUNABLE_TX = BIT(6),
382 SFP_OPTIONS_RATE_SELECT = BIT(5),
383 SFP_OPTIONS_TX_DISABLE = BIT(4),
384 SFP_OPTIONS_TX_FAULT = BIT(3),
385 SFP_OPTIONS_LOS_INVERTED = BIT(2),
386 SFP_OPTIONS_LOS_NORMAL = BIT(1),
387
388 SFP_BR_MAX = 66,
389 SFP_BR_MIN = 67,
390 SFP_VENDOR_SN = 68,
391 SFP_DATECODE = 84,
392
393 SFP_DIAGMON = 92,
394 SFP_DIAGMON_DDM = BIT(6),
395 SFP_DIAGMON_INT_CAL = BIT(5),
396 SFP_DIAGMON_EXT_CAL = BIT(4),
397 SFP_DIAGMON_RXPWR_AVG = BIT(3),
398 SFP_DIAGMON_ADDRMODE = BIT(2),
399
400 SFP_ENHOPTS = 93,
401 SFP_ENHOPTS_ALARMWARN = BIT(7),
402 SFP_ENHOPTS_SOFT_TX_DISABLE = BIT(6),
403 SFP_ENHOPTS_SOFT_TX_FAULT = BIT(5),
404 SFP_ENHOPTS_SOFT_RX_LOS = BIT(4),
405 SFP_ENHOPTS_SOFT_RATE_SELECT = BIT(3),
406 SFP_ENHOPTS_APP_SELECT_SFF8079 = BIT(2),
407 SFP_ENHOPTS_SOFT_RATE_SFF8431 = BIT(1),
408
409 SFP_SFF8472_COMPLIANCE = 94,
410 SFP_SFF8472_COMPLIANCE_NONE = 0x00,
411 SFP_SFF8472_COMPLIANCE_REV9_3 = 0x01,
412 SFP_SFF8472_COMPLIANCE_REV9_5 = 0x02,
413 SFP_SFF8472_COMPLIANCE_REV10_2 = 0x03,
414 SFP_SFF8472_COMPLIANCE_REV10_4 = 0x04,
415 SFP_SFF8472_COMPLIANCE_REV11_0 = 0x05,
416 SFP_SFF8472_COMPLIANCE_REV11_3 = 0x06,
417 SFP_SFF8472_COMPLIANCE_REV11_4 = 0x07,
418 SFP_SFF8472_COMPLIANCE_REV12_0 = 0x08,
419
420 SFP_CC_EXT = 95,
421 };
422
423 /* SFP Diagnostics */
424 enum {
425 /* Alarm and warnings stored MSB at lower address then LSB */
426 SFP_TEMP_HIGH_ALARM = 0,
427 SFP_TEMP_LOW_ALARM = 2,
428 SFP_TEMP_HIGH_WARN = 4,
429 SFP_TEMP_LOW_WARN = 6,
430 SFP_VOLT_HIGH_ALARM = 8,
431 SFP_VOLT_LOW_ALARM = 10,
432 SFP_VOLT_HIGH_WARN = 12,
433 SFP_VOLT_LOW_WARN = 14,
434 SFP_BIAS_HIGH_ALARM = 16,
435 SFP_BIAS_LOW_ALARM = 18,
436 SFP_BIAS_HIGH_WARN = 20,
437 SFP_BIAS_LOW_WARN = 22,
438 SFP_TXPWR_HIGH_ALARM = 24,
439 SFP_TXPWR_LOW_ALARM = 26,
440 SFP_TXPWR_HIGH_WARN = 28,
441 SFP_TXPWR_LOW_WARN = 30,
442 SFP_RXPWR_HIGH_ALARM = 32,
443 SFP_RXPWR_LOW_ALARM = 34,
444 SFP_RXPWR_HIGH_WARN = 36,
445 SFP_RXPWR_LOW_WARN = 38,
446 SFP_LASER_TEMP_HIGH_ALARM = 40,
447 SFP_LASER_TEMP_LOW_ALARM = 42,
448 SFP_LASER_TEMP_HIGH_WARN = 44,
449 SFP_LASER_TEMP_LOW_WARN = 46,
450 SFP_TEC_CUR_HIGH_ALARM = 48,
451 SFP_TEC_CUR_LOW_ALARM = 50,
452 SFP_TEC_CUR_HIGH_WARN = 52,
453 SFP_TEC_CUR_LOW_WARN = 54,
454 SFP_CAL_RXPWR4 = 56,
455 SFP_CAL_RXPWR3 = 60,
456 SFP_CAL_RXPWR2 = 64,
457 SFP_CAL_RXPWR1 = 68,
458 SFP_CAL_RXPWR0 = 72,
459 SFP_CAL_TXI_SLOPE = 76,
460 SFP_CAL_TXI_OFFSET = 78,
461 SFP_CAL_TXPWR_SLOPE = 80,
462 SFP_CAL_TXPWR_OFFSET = 82,
463 SFP_CAL_T_SLOPE = 84,
464 SFP_CAL_T_OFFSET = 86,
465 SFP_CAL_V_SLOPE = 88,
466 SFP_CAL_V_OFFSET = 90,
467 SFP_CHKSUM = 95,
468
469 SFP_TEMP = 96,
470 SFP_VCC = 98,
471 SFP_TX_BIAS = 100,
472 SFP_TX_POWER = 102,
473 SFP_RX_POWER = 104,
474 SFP_LASER_TEMP = 106,
475 SFP_TEC_CUR = 108,
476
477 SFP_STATUS = 110,
478 SFP_STATUS_TX_DISABLE = BIT(7),
479 SFP_STATUS_TX_DISABLE_FORCE = BIT(6),
480 SFP_STATUS_RS0_SELECT = BIT(3),
481 SFP_STATUS_TX_FAULT = BIT(2),
482 SFP_STATUS_RX_LOS = BIT(1),
483 SFP_ALARM0 = 112,
484 SFP_ALARM0_TEMP_HIGH = BIT(7),
485 SFP_ALARM0_TEMP_LOW = BIT(6),
486 SFP_ALARM0_VCC_HIGH = BIT(5),
487 SFP_ALARM0_VCC_LOW = BIT(4),
488 SFP_ALARM0_TX_BIAS_HIGH = BIT(3),
489 SFP_ALARM0_TX_BIAS_LOW = BIT(2),
490 SFP_ALARM0_TXPWR_HIGH = BIT(1),
491 SFP_ALARM0_TXPWR_LOW = BIT(0),
492
493 SFP_ALARM1 = 113,
494 SFP_ALARM1_RXPWR_HIGH = BIT(7),
495 SFP_ALARM1_RXPWR_LOW = BIT(6),
496
497 SFP_WARN0 = 116,
498 SFP_WARN0_TEMP_HIGH = BIT(7),
499 SFP_WARN0_TEMP_LOW = BIT(6),
500 SFP_WARN0_VCC_HIGH = BIT(5),
501 SFP_WARN0_VCC_LOW = BIT(4),
502 SFP_WARN0_TX_BIAS_HIGH = BIT(3),
503 SFP_WARN0_TX_BIAS_LOW = BIT(2),
504 SFP_WARN0_TXPWR_HIGH = BIT(1),
505 SFP_WARN0_TXPWR_LOW = BIT(0),
506
507 SFP_WARN1 = 117,
508 SFP_WARN1_RXPWR_HIGH = BIT(7),
509 SFP_WARN1_RXPWR_LOW = BIT(6),
510
511 SFP_EXT_STATUS = 118,
512 SFP_EXT_STATUS_RS1_SELECT = BIT(3),
513 SFP_EXT_STATUS_PWRLVL_SELECT = BIT(0),
514
515 SFP_VSL = 120,
516 SFP_PAGE = 127,
517 };
518
519 struct fwnode_handle;
520 struct ethtool_eeprom;
521 struct ethtool_modinfo;
522 struct sfp_bus;
523
524 /**
525 * struct sfp_upstream_ops - upstream operations structure
526 * @attach: called when the sfp socket driver is bound to the upstream
527 * (mandatory).
528 * @detach: called when the sfp socket driver is unbound from the upstream
529 * (mandatory).
530 * @module_insert: called after a module has been detected to determine
531 * whether the module is supported for the upstream device.
532 * @module_remove: called after the module has been removed.
533 * @module_start: called after the PHY probe step
534 * @module_stop: called before the PHY is removed
535 * @link_down: called when the link is non-operational for whatever
536 * reason.
537 * @link_up: called when the link is operational.
538 * @connect_phy: called when an I2C accessible PHY has been detected
539 * on the module.
540 * @disconnect_phy: called when a module with an I2C accessible PHY has
541 * been removed.
542 */
543 struct sfp_upstream_ops {
544 void (*attach)(void *priv, struct sfp_bus *bus);
545 void (*detach)(void *priv, struct sfp_bus *bus);
546 int (*module_insert)(void *priv, const struct sfp_eeprom_id *id);
547 void (*module_remove)(void *priv);
548 int (*module_start)(void *priv);
549 void (*module_stop)(void *priv);
550 void (*link_down)(void *priv);
551 void (*link_up)(void *priv);
552 int (*connect_phy)(void *priv, struct phy_device *);
553 void (*disconnect_phy)(void *priv);
554 };
555
556 #if IS_ENABLED(CONFIG_SFP)
557 int sfp_parse_port(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
558 unsigned long *support);
559 bool sfp_may_have_phy(struct sfp_bus *bus, const struct sfp_eeprom_id *id);
560 void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
561 unsigned long *support, unsigned long *interfaces);
562 phy_interface_t sfp_select_interface(struct sfp_bus *bus,
563 const unsigned long *link_modes);
564
565 int sfp_get_module_info(struct sfp_bus *bus, struct ethtool_modinfo *modinfo);
566 int sfp_get_module_eeprom(struct sfp_bus *bus, struct ethtool_eeprom *ee,
567 u8 *data);
568 int sfp_get_module_eeprom_by_page(struct sfp_bus *bus,
569 const struct ethtool_module_eeprom *page,
570 struct netlink_ext_ack *extack);
571 void sfp_upstream_start(struct sfp_bus *bus);
572 void sfp_upstream_stop(struct sfp_bus *bus);
573 void sfp_upstream_set_signal_rate(struct sfp_bus *bus, unsigned int rate_kbd);
574 void sfp_bus_put(struct sfp_bus *bus);
575 struct sfp_bus *sfp_bus_find_fwnode(const struct fwnode_handle *fwnode);
576 int sfp_bus_add_upstream(struct sfp_bus *bus, void *upstream,
577 const struct sfp_upstream_ops *ops);
578 void sfp_bus_del_upstream(struct sfp_bus *bus);
579 #else
580 static inline int sfp_parse_port(struct sfp_bus *bus,
581 const struct sfp_eeprom_id *id,
582 unsigned long *support)
583 {
584 return PORT_OTHER;
585 }
586
587 static inline bool sfp_may_have_phy(struct sfp_bus *bus,
588 const struct sfp_eeprom_id *id)
589 {
590 return false;
591 }
592
593 static inline void sfp_parse_support(struct sfp_bus *bus,
594 const struct sfp_eeprom_id *id,
595 unsigned long *support,
596 unsigned long *interfaces)
597 {
598 }
599
600 static inline phy_interface_t sfp_select_interface(struct sfp_bus *bus,
601 const unsigned long *link_modes)
602 {
603 return PHY_INTERFACE_MODE_NA;
604 }
605
606 static inline int sfp_get_module_info(struct sfp_bus *bus,
607 struct ethtool_modinfo *modinfo)
608 {
609 return -EOPNOTSUPP;
610 }
611
612 static inline int sfp_get_module_eeprom(struct sfp_bus *bus,
613 struct ethtool_eeprom *ee, u8 *data)
614 {
615 return -EOPNOTSUPP;
616 }
617
618 static inline int sfp_get_module_eeprom_by_page(struct sfp_bus *bus,
619 const struct ethtool_module_eeprom *page,
620 struct netlink_ext_ack *extack)
621 {
622 return -EOPNOTSUPP;
623 }
624
625 static inline void sfp_upstream_start(struct sfp_bus *bus)
626 {
627 }
628
629 static inline void sfp_upstream_stop(struct sfp_bus *bus)
630 {
631 }
632
633 static inline void sfp_upstream_set_signal_rate(struct sfp_bus *bus,
634 unsigned int rate_kbd)
635 {
636 }
637
638 static inline void sfp_bus_put(struct sfp_bus *bus)
639 {
640 }
641
642 static inline struct sfp_bus *
643 sfp_bus_find_fwnode(const struct fwnode_handle *fwnode)
644 {
645 return NULL;
646 }
647
648 static inline int sfp_bus_add_upstream(struct sfp_bus *bus, void *upstream,
649 const struct sfp_upstream_ops *ops)
650 {
651 return 0;
652 }
653
654 static inline void sfp_bus_del_upstream(struct sfp_bus *bus)
655 {
656 }
657 #endif
658
659 #endif
660
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