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, 287 288 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 */ 334 enum { 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 SFP_LINK_LEN_SM_KM = 14, 346 SFP_LINK_LEN_SM_100M = 15, 347 SFP_LINK_LEN_50UM_OM2_10M = 16, 348 SFP_LINK_LEN_62_5UM_OM1_10M = 17, 349 SFP_LINK_LEN_COPPER_1M = 18, 350 SFP_LINK_LEN_50UM_OM4_10M = 18, 351 SFP_LINK_LEN_50UM_OM3_10M = 19, 352 SFP_VENDOR_NAME = 20, 353 SFP_VENDOR_OUI = 37, 354 SFP_VENDOR_PN = 40, 355 SFP_VENDOR_REV = 56, 356 SFP_OPTICAL_WAVELENGTH_MSB = 60, 357 SFP_OPTICAL_WAVELENGTH_LSB = 61, 358 SFP_CABLE_SPEC = 60, 359 SFP_CC_BASE = 63, 360 361 SFP_OPTIONS = 64, /* 2 bytes, MSB, LSB */ 362 SFP_OPTIONS_HIGH_POWER_LEVEL = BIT(13), 363 SFP_OPTIONS_PAGING_A2 = BIT(12), 364 SFP_OPTIONS_RETIMER = BIT(11), 365 SFP_OPTIONS_COOLED_XCVR = BIT(10), 366 SFP_OPTIONS_POWER_DECL = BIT(9), 367 SFP_OPTIONS_RX_LINEAR_OUT = BIT(8), 368 SFP_OPTIONS_RX_DECISION_THRESH = BIT(7), 369 SFP_OPTIONS_TUNABLE_TX = BIT(6), 370 SFP_OPTIONS_RATE_SELECT = BIT(5), 371 SFP_OPTIONS_TX_DISABLE = BIT(4), 372 SFP_OPTIONS_TX_FAULT = BIT(3), 373 SFP_OPTIONS_LOS_INVERTED = BIT(2), 374 SFP_OPTIONS_LOS_NORMAL = BIT(1), 375 376 SFP_BR_MAX = 66, 377 SFP_BR_MIN = 67, 378 SFP_VENDOR_SN = 68, 379 SFP_DATECODE = 84, 380 381 SFP_DIAGMON = 92, 382 SFP_DIAGMON_DDM = BIT(6), 383 SFP_DIAGMON_INT_CAL = BIT(5), 384 SFP_DIAGMON_EXT_CAL = BIT(4), 385 SFP_DIAGMON_RXPWR_AVG = BIT(3), 386 SFP_DIAGMON_ADDRMODE = BIT(2), 387 388 SFP_ENHOPTS = 93, 389 SFP_ENHOPTS_ALARMWARN = BIT(7), 390 SFP_ENHOPTS_SOFT_TX_DISABLE = BIT(6), 391 SFP_ENHOPTS_SOFT_TX_FAULT = BIT(5), 392 SFP_ENHOPTS_SOFT_RX_LOS = BIT(4), 393 SFP_ENHOPTS_SOFT_RATE_SELECT = BIT(3), 394 SFP_ENHOPTS_APP_SELECT_SFF8079 = BIT(2), 395 SFP_ENHOPTS_SOFT_RATE_SFF8431 = BIT(1), 396 397 SFP_SFF8472_COMPLIANCE = 94, 398 SFP_SFF8472_COMPLIANCE_NONE = 0x00, 399 SFP_SFF8472_COMPLIANCE_REV9_3 = 0x01, 400 SFP_SFF8472_COMPLIANCE_REV9_5 = 0x02, 401 SFP_SFF8472_COMPLIANCE_REV10_2 = 0x03, 402 SFP_SFF8472_COMPLIANCE_REV10_4 = 0x04, 403 SFP_SFF8472_COMPLIANCE_REV11_0 = 0x05, 404 SFP_SFF8472_COMPLIANCE_REV11_3 = 0x06, 405 SFP_SFF8472_COMPLIANCE_REV11_4 = 0x07, 406 SFP_SFF8472_COMPLIANCE_REV12_0 = 0x08, 407 408 SFP_CC_EXT = 95, 409 }; 410 411 /* SFP Diagnostics */ 412 enum { 413 /* Alarm and warnings stored MSB at lower address then LSB */ 414 SFP_TEMP_HIGH_ALARM = 0, 415 SFP_TEMP_LOW_ALARM = 2, 416 SFP_TEMP_HIGH_WARN = 4, 417 SFP_TEMP_LOW_WARN = 6, 418 SFP_VOLT_HIGH_ALARM = 8, 419 SFP_VOLT_LOW_ALARM = 10, 420 SFP_VOLT_HIGH_WARN = 12, 421 SFP_VOLT_LOW_WARN = 14, 422 SFP_BIAS_HIGH_ALARM = 16, 423 SFP_BIAS_LOW_ALARM = 18, 424 SFP_BIAS_HIGH_WARN = 20, 425 SFP_BIAS_LOW_WARN = 22, 426 SFP_TXPWR_HIGH_ALARM = 24, 427 SFP_TXPWR_LOW_ALARM = 26, 428 SFP_TXPWR_HIGH_WARN = 28, 429 SFP_TXPWR_LOW_WARN = 30, 430 SFP_RXPWR_HIGH_ALARM = 32, 431 SFP_RXPWR_LOW_ALARM = 34, 432 SFP_RXPWR_HIGH_WARN = 36, 433 SFP_RXPWR_LOW_WARN = 38, 434 SFP_LASER_TEMP_HIGH_ALARM = 40, 435 SFP_LASER_TEMP_LOW_ALARM = 42, 436 SFP_LASER_TEMP_HIGH_WARN = 44, 437 SFP_LASER_TEMP_LOW_WARN = 46, 438 SFP_TEC_CUR_HIGH_ALARM = 48, 439 SFP_TEC_CUR_LOW_ALARM = 50, 440 SFP_TEC_CUR_HIGH_WARN = 52, 441 SFP_TEC_CUR_LOW_WARN = 54, 442 SFP_CAL_RXPWR4 = 56, 443 SFP_CAL_RXPWR3 = 60, 444 SFP_CAL_RXPWR2 = 64, 445 SFP_CAL_RXPWR1 = 68, 446 SFP_CAL_RXPWR0 = 72, 447 SFP_CAL_TXI_SLOPE = 76, 448 SFP_CAL_TXI_OFFSET = 78, 449 SFP_CAL_TXPWR_SLOPE = 80, 450 SFP_CAL_TXPWR_OFFSET = 82, 451 SFP_CAL_T_SLOPE = 84, 452 SFP_CAL_T_OFFSET = 86, 453 SFP_CAL_V_SLOPE = 88, 454 SFP_CAL_V_OFFSET = 90, 455 SFP_CHKSUM = 95, 456 457 SFP_TEMP = 96, 458 SFP_VCC = 98, 459 SFP_TX_BIAS = 100, 460 SFP_TX_POWER = 102, 461 SFP_RX_POWER = 104, 462 SFP_LASER_TEMP = 106, 463 SFP_TEC_CUR = 108, 464 465 SFP_STATUS = 110, 466 SFP_STATUS_TX_DISABLE = BIT(7), 467 SFP_STATUS_TX_DISABLE_FORCE = BIT(6), 468 SFP_STATUS_TX_FAULT = BIT(2), 469 SFP_STATUS_RX_LOS = BIT(1), 470 SFP_ALARM0 = 112, 471 SFP_ALARM0_TEMP_HIGH = BIT(7), 472 SFP_ALARM0_TEMP_LOW = BIT(6), 473 SFP_ALARM0_VCC_HIGH = BIT(5), 474 SFP_ALARM0_VCC_LOW = BIT(4), 475 SFP_ALARM0_TX_BIAS_HIGH = BIT(3), 476 SFP_ALARM0_TX_BIAS_LOW = BIT(2), 477 SFP_ALARM0_TXPWR_HIGH = BIT(1), 478 SFP_ALARM0_TXPWR_LOW = BIT(0), 479 480 SFP_ALARM1 = 113, 481 SFP_ALARM1_RXPWR_HIGH = BIT(7), 482 SFP_ALARM1_RXPWR_LOW = BIT(6), 483 484 SFP_WARN0 = 116, 485 SFP_WARN0_TEMP_HIGH = BIT(7), 486 SFP_WARN0_TEMP_LOW = BIT(6), 487 SFP_WARN0_VCC_HIGH = BIT(5), 488 SFP_WARN0_VCC_LOW = BIT(4), 489 SFP_WARN0_TX_BIAS_HIGH = BIT(3), 490 SFP_WARN0_TX_BIAS_LOW = BIT(2), 491 SFP_WARN0_TXPWR_HIGH = BIT(1), 492 SFP_WARN0_TXPWR_LOW = BIT(0), 493 494 SFP_WARN1 = 117, 495 SFP_WARN1_RXPWR_HIGH = BIT(7), 496 SFP_WARN1_RXPWR_LOW = BIT(6), 497 498 SFP_EXT_STATUS = 118, 499 SFP_EXT_STATUS_PWRLVL_SELECT = BIT(0), 500 501 SFP_VSL = 120, 502 SFP_PAGE = 127, 503 }; 504 505 struct fwnode_handle; 506 struct ethtool_eeprom; 507 struct ethtool_modinfo; 508 struct sfp_bus; 509 510 /** 511 * struct sfp_upstream_ops - upstream operations structure 512 * @attach: called when the sfp socket driver is bound to the upstream 513 * (mandatory). 514 * @detach: called when the sfp socket driver is unbound from the upstream 515 * (mandatory). 516 * @module_insert: called after a module has been detected to determine 517 * whether the module is supported for the upstream device. 518 * @module_remove: called after the module has been removed. 519 * @module_start: called after the PHY probe step 520 * @module_stop: called before the PHY is removed 521 * @link_down: called when the link is non-operational for whatever 522 * reason. 523 * @link_up: called when the link is operational. 524 * @connect_phy: called when an I2C accessible PHY has been detected 525 * on the module. 526 * @disconnect_phy: called when a module with an I2C accessible PHY has 527 * been removed. 528 */ 529 struct sfp_upstream_ops { 530 void (*attach)(void *priv, struct sfp_bus *bus); 531 void (*detach)(void *priv, struct sfp_bus *bus); 532 int (*module_insert)(void *priv, const struct sfp_eeprom_id *id); 533 void (*module_remove)(void *priv); 534 int (*module_start)(void *priv); 535 void (*module_stop)(void *priv); 536 void (*link_down)(void *priv); 537 void (*link_up)(void *priv); 538 int (*connect_phy)(void *priv, struct phy_device *); 539 void (*disconnect_phy)(void *priv); 540 }; 541 542 #if IS_ENABLED(CONFIG_SFP) 543 int sfp_parse_port(struct sfp_bus *bus, const struct sfp_eeprom_id *id, 544 unsigned long *support); 545 bool sfp_may_have_phy(struct sfp_bus *bus, const struct sfp_eeprom_id *id); 546 void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id, 547 unsigned long *support, unsigned long *interfaces); 548 phy_interface_t sfp_select_interface(struct sfp_bus *bus, 549 unsigned long *link_modes); 550 551 int sfp_get_module_info(struct sfp_bus *bus, struct ethtool_modinfo *modinfo); 552 int sfp_get_module_eeprom(struct sfp_bus *bus, struct ethtool_eeprom *ee, 553 u8 *data); 554 int sfp_get_module_eeprom_by_page(struct sfp_bus *bus, 555 const struct ethtool_module_eeprom *page, 556 struct netlink_ext_ack *extack); 557 void sfp_upstream_start(struct sfp_bus *bus); 558 void sfp_upstream_stop(struct sfp_bus *bus); 559 void sfp_bus_put(struct sfp_bus *bus); 560 struct sfp_bus *sfp_bus_find_fwnode(const struct fwnode_handle *fwnode); 561 int sfp_bus_add_upstream(struct sfp_bus *bus, void *upstream, 562 const struct sfp_upstream_ops *ops); 563 void sfp_bus_del_upstream(struct sfp_bus *bus); 564 #else 565 static inline int sfp_parse_port(struct sfp_bus *bus, 566 const struct sfp_eeprom_id *id, 567 unsigned long *support) 568 { 569 return PORT_OTHER; 570 } 571 572 static inline bool sfp_may_have_phy(struct sfp_bus *bus, 573 const struct sfp_eeprom_id *id) 574 { 575 return false; 576 } 577 578 static inline void sfp_parse_support(struct sfp_bus *bus, 579 const struct sfp_eeprom_id *id, 580 unsigned long *support, 581 unsigned long *interfaces) 582 { 583 } 584 585 static inline phy_interface_t sfp_select_interface(struct sfp_bus *bus, 586 unsigned long *link_modes) 587 { 588 return PHY_INTERFACE_MODE_NA; 589 } 590 591 static inline int sfp_get_module_info(struct sfp_bus *bus, 592 struct ethtool_modinfo *modinfo) 593 { 594 return -EOPNOTSUPP; 595 } 596 597 static inline int sfp_get_module_eeprom(struct sfp_bus *bus, 598 struct ethtool_eeprom *ee, u8 *data) 599 { 600 return -EOPNOTSUPP; 601 } 602 603 static inline int sfp_get_module_eeprom_by_page(struct sfp_bus *bus, 604 const struct ethtool_module_eeprom *page, 605 struct netlink_ext_ack *extack) 606 { 607 return -EOPNOTSUPP; 608 } 609 610 static inline void sfp_upstream_start(struct sfp_bus *bus) 611 { 612 } 613 614 static inline void sfp_upstream_stop(struct sfp_bus *bus) 615 { 616 } 617 618 static inline void sfp_bus_put(struct sfp_bus *bus) 619 { 620 } 621 622 static inline struct sfp_bus * 623 sfp_bus_find_fwnode(const struct fwnode_handle *fwnode) 624 { 625 return NULL; 626 } 627 628 static inline int sfp_bus_add_upstream(struct sfp_bus *bus, void *upstream, 629 const struct sfp_upstream_ops *ops) 630 { 631 return 0; 632 } 633 634 static inline void sfp_bus_del_upstream(struct sfp_bus *bus) 635 { 636 } 637 #endif 638 639 #endif 640