include/linux/sfp.h

   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  * ftp://ftp.seagate.com/sff
 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 /* SFP EEPROM registers */
 279 enum {
 280         SFP_PHYS_ID                     = 0x00,
 281         SFP_PHYS_EXT_ID                 = 0x01,
 282         SFP_CONNECTOR                   = 0x02,
 283         SFP_COMPLIANCE                  = 0x03,
 284         SFP_ENCODING                    = 0x0b,
 285         SFP_BR_NOMINAL                  = 0x0c,
 286         SFP_RATE_ID                     = 0x0d,
 287         SFP_LINK_LEN_SM_KM              = 0x0e,
 288         SFP_LINK_LEN_SM_100M            = 0x0f,
 289         SFP_LINK_LEN_50UM_OM2_10M       = 0x10,
 290         SFP_LINK_LEN_62_5UM_OM1_10M     = 0x11,
 291         SFP_LINK_LEN_COPPER_1M          = 0x12,
 292         SFP_LINK_LEN_50UM_OM4_10M       = 0x12,
 293         SFP_LINK_LEN_50UM_OM3_10M       = 0x13,
 294         SFP_VENDOR_NAME                 = 0x14,
 295         SFP_VENDOR_OUI                  = 0x25,
 296         SFP_VENDOR_PN                   = 0x28,
 297         SFP_VENDOR_REV                  = 0x38,
 298         SFP_OPTICAL_WAVELENGTH_MSB      = 0x3c,
 299         SFP_OPTICAL_WAVELENGTH_LSB      = 0x3d,
 300         SFP_CABLE_SPEC                  = 0x3c,
 301         SFP_CC_BASE                     = 0x3f,
 302         SFP_OPTIONS                     = 0x40, /* 2 bytes, MSB, LSB */
 303         SFP_BR_MAX                      = 0x42,
 304         SFP_BR_MIN                      = 0x43,
 305         SFP_VENDOR_SN                   = 0x44,
 306         SFP_DATECODE                    = 0x54,
 307         SFP_DIAGMON                     = 0x5c,
 308         SFP_ENHOPTS                     = 0x5d,
 309         SFP_SFF8472_COMPLIANCE          = 0x5e,
 310         SFP_CC_EXT                      = 0x5f,
 311
 312         SFP_PHYS_ID_SFF                 = 0x02,
 313         SFP_PHYS_ID_SFP                 = 0x03,
 314         SFP_PHYS_EXT_ID_SFP             = 0x04,
 315         SFP_CONNECTOR_UNSPEC            = 0x00,
 316         /* codes 01-05 not supportable on SFP, but some modules have single SC */
 317         SFP_CONNECTOR_SC                = 0x01,
 318         SFP_CONNECTOR_FIBERJACK         = 0x06,
 319         SFP_CONNECTOR_LC                = 0x07,
 320         SFP_CONNECTOR_MT_RJ             = 0x08,
 321         SFP_CONNECTOR_MU                = 0x09,
 322         SFP_CONNECTOR_SG                = 0x0a,
 323         SFP_CONNECTOR_OPTICAL_PIGTAIL   = 0x0b,
 324         SFP_CONNECTOR_MPO_1X12          = 0x0c,
 325         SFP_CONNECTOR_MPO_2X16          = 0x0d,
 326         SFP_CONNECTOR_HSSDC_II          = 0x20,
 327         SFP_CONNECTOR_COPPER_PIGTAIL    = 0x21,
 328         SFP_CONNECTOR_RJ45              = 0x22,
 329         SFP_CONNECTOR_NOSEPARATE        = 0x23,
 330         SFP_CONNECTOR_MXC_2X16          = 0x24,
 331         SFP_ENCODING_UNSPEC             = 0x00,
 332         SFP_ENCODING_8B10B              = 0x01,
 333         SFP_ENCODING_4B5B               = 0x02,
 334         SFP_ENCODING_NRZ                = 0x03,
 335         SFP_ENCODING_8472_MANCHESTER    = 0x04,
 336         SFP_ENCODING_8472_SONET         = 0x05,
 337         SFP_ENCODING_8472_64B66B        = 0x06,
 338         SFP_ENCODING_256B257B           = 0x07,
 339         SFP_ENCODING_PAM4               = 0x08,
 340         SFP_OPTIONS_HIGH_POWER_LEVEL    = BIT(13),
 341         SFP_OPTIONS_PAGING_A2           = BIT(12),
 342         SFP_OPTIONS_RETIMER             = BIT(11),
 343         SFP_OPTIONS_COOLED_XCVR         = BIT(10),
 344         SFP_OPTIONS_POWER_DECL          = BIT(9),
 345         SFP_OPTIONS_RX_LINEAR_OUT       = BIT(8),
 346         SFP_OPTIONS_RX_DECISION_THRESH  = BIT(7),
 347         SFP_OPTIONS_TUNABLE_TX          = BIT(6),
 348         SFP_OPTIONS_RATE_SELECT         = BIT(5),
 349         SFP_OPTIONS_TX_DISABLE          = BIT(4),
 350         SFP_OPTIONS_TX_FAULT            = BIT(3),
 351         SFP_OPTIONS_LOS_INVERTED        = BIT(2),
 352         SFP_OPTIONS_LOS_NORMAL          = BIT(1),
 353         SFP_DIAGMON_DDM                 = BIT(6),
 354         SFP_DIAGMON_INT_CAL             = BIT(5),
 355         SFP_DIAGMON_EXT_CAL             = BIT(4),
 356         SFP_DIAGMON_RXPWR_AVG           = BIT(3),
 357         SFP_DIAGMON_ADDRMODE            = BIT(2),
 358         SFP_ENHOPTS_ALARMWARN           = BIT(7),
 359         SFP_ENHOPTS_SOFT_TX_DISABLE     = BIT(6),
 360         SFP_ENHOPTS_SOFT_TX_FAULT       = BIT(5),
 361         SFP_ENHOPTS_SOFT_RX_LOS         = BIT(4),
 362         SFP_ENHOPTS_SOFT_RATE_SELECT    = BIT(3),
 363         SFP_ENHOPTS_APP_SELECT_SFF8079  = BIT(2),
 364         SFP_ENHOPTS_SOFT_RATE_SFF8431   = BIT(1),
 365         SFP_SFF8472_COMPLIANCE_NONE     = 0x00,
 366         SFP_SFF8472_COMPLIANCE_REV9_3   = 0x01,
 367         SFP_SFF8472_COMPLIANCE_REV9_5   = 0x02,
 368         SFP_SFF8472_COMPLIANCE_REV10_2  = 0x03,
 369         SFP_SFF8472_COMPLIANCE_REV10_4  = 0x04,
 370         SFP_SFF8472_COMPLIANCE_REV11_0  = 0x05,
 371         SFP_SFF8472_COMPLIANCE_REV11_3  = 0x06,
 372         SFP_SFF8472_COMPLIANCE_REV11_4  = 0x07,
 373         SFP_SFF8472_COMPLIANCE_REV12_0  = 0x08,
 374 };
 375
 376 /* SFP Diagnostics */
 377 enum {
 378         /* Alarm and warnings stored MSB at lower address then LSB */
 379         SFP_TEMP_HIGH_ALARM             = 0x00,
 380         SFP_TEMP_LOW_ALARM              = 0x02,
 381         SFP_TEMP_HIGH_WARN              = 0x04,
 382         SFP_TEMP_LOW_WARN               = 0x06,
 383         SFP_VOLT_HIGH_ALARM             = 0x08,
 384         SFP_VOLT_LOW_ALARM              = 0x0a,
 385         SFP_VOLT_HIGH_WARN              = 0x0c,
 386         SFP_VOLT_LOW_WARN               = 0x0e,
 387         SFP_BIAS_HIGH_ALARM             = 0x10,
 388         SFP_BIAS_LOW_ALARM              = 0x12,
 389         SFP_BIAS_HIGH_WARN              = 0x14,
 390         SFP_BIAS_LOW_WARN               = 0x16,
 391         SFP_TXPWR_HIGH_ALARM            = 0x18,
 392         SFP_TXPWR_LOW_ALARM             = 0x1a,
 393         SFP_TXPWR_HIGH_WARN             = 0x1c,
 394         SFP_TXPWR_LOW_WARN              = 0x1e,
 395         SFP_RXPWR_HIGH_ALARM            = 0x20,
 396         SFP_RXPWR_LOW_ALARM             = 0x22,
 397         SFP_RXPWR_HIGH_WARN             = 0x24,
 398         SFP_RXPWR_LOW_WARN              = 0x26,
 399         SFP_LASER_TEMP_HIGH_ALARM       = 0x28,
 400         SFP_LASER_TEMP_LOW_ALARM        = 0x2a,
 401         SFP_LASER_TEMP_HIGH_WARN        = 0x2c,
 402         SFP_LASER_TEMP_LOW_WARN         = 0x2e,
 403         SFP_TEC_CUR_HIGH_ALARM          = 0x30,
 404         SFP_TEC_CUR_LOW_ALARM           = 0x32,
 405         SFP_TEC_CUR_HIGH_WARN           = 0x34,
 406         SFP_TEC_CUR_LOW_WARN            = 0x36,
 407         SFP_CAL_RXPWR4                  = 0x38,
 408         SFP_CAL_RXPWR3                  = 0x3c,
 409         SFP_CAL_RXPWR2                  = 0x40,
 410         SFP_CAL_RXPWR1                  = 0x44,
 411         SFP_CAL_RXPWR0                  = 0x48,
 412         SFP_CAL_TXI_SLOPE               = 0x4c,
 413         SFP_CAL_TXI_OFFSET              = 0x4e,
 414         SFP_CAL_TXPWR_SLOPE             = 0x50,
 415         SFP_CAL_TXPWR_OFFSET            = 0x52,
 416         SFP_CAL_T_SLOPE                 = 0x54,
 417         SFP_CAL_T_OFFSET                = 0x56,
 418         SFP_CAL_V_SLOPE                 = 0x58,
 419         SFP_CAL_V_OFFSET                = 0x5a,
 420         SFP_CHKSUM                      = 0x5f,
 421
 422         SFP_TEMP                        = 0x60,
 423         SFP_VCC                         = 0x62,
 424         SFP_TX_BIAS                     = 0x64,
 425         SFP_TX_POWER                    = 0x66,
 426         SFP_RX_POWER                    = 0x68,
 427         SFP_LASER_TEMP                  = 0x6a,
 428         SFP_TEC_CUR                     = 0x6c,
 429
 430         SFP_STATUS                      = 0x6e,
 431         SFP_ALARM0                      = 0x70,
 432         SFP_ALARM0_TEMP_HIGH            = BIT(7),
 433         SFP_ALARM0_TEMP_LOW             = BIT(6),
 434         SFP_ALARM0_VCC_HIGH             = BIT(5),
 435         SFP_ALARM0_VCC_LOW              = BIT(4),
 436         SFP_ALARM0_TX_BIAS_HIGH         = BIT(3),
 437         SFP_ALARM0_TX_BIAS_LOW          = BIT(2),
 438         SFP_ALARM0_TXPWR_HIGH           = BIT(1),
 439         SFP_ALARM0_TXPWR_LOW            = BIT(0),
 440
 441         SFP_ALARM1                      = 0x71,
 442         SFP_ALARM1_RXPWR_HIGH           = BIT(7),
 443         SFP_ALARM1_RXPWR_LOW            = BIT(6),
 444
 445         SFP_WARN0                       = 0x74,
 446         SFP_WARN0_TEMP_HIGH             = BIT(7),
 447         SFP_WARN0_TEMP_LOW              = BIT(6),
 448         SFP_WARN0_VCC_HIGH              = BIT(5),
 449         SFP_WARN0_VCC_LOW               = BIT(4),
 450         SFP_WARN0_TX_BIAS_HIGH          = BIT(3),
 451         SFP_WARN0_TX_BIAS_LOW           = BIT(2),
 452         SFP_WARN0_TXPWR_HIGH            = BIT(1),
 453         SFP_WARN0_TXPWR_LOW             = BIT(0),
 454
 455         SFP_WARN1                       = 0x75,
 456         SFP_WARN1_RXPWR_HIGH            = BIT(7),
 457         SFP_WARN1_RXPWR_LOW             = BIT(6),
 458
 459         SFP_EXT_STATUS                  = 0x76,
 460         SFP_VSL                         = 0x78,
 461         SFP_PAGE                        = 0x7f,
 462 };
 463
 464 struct fwnode_handle;
 465 struct ethtool_eeprom;
 466 struct ethtool_modinfo;
 467 struct net_device;
 468 struct sfp_bus;
 469
 470 /**
 471  * struct sfp_upstream_ops - upstream operations structure
 472  * @module_insert: called after a module has been detected to determine
 473  *   whether the module is supported for the upstream device.
 474  * @module_remove: called after the module has been removed.
 475  * @link_down: called when the link is non-operational for whatever
 476  *   reason.
 477  * @link_up: called when the link is operational.
 478  * @connect_phy: called when an I2C accessible PHY has been detected
 479  *   on the module.
 480  * @disconnect_phy: called when a module with an I2C accessible PHY has
 481  *   been removed.
 482  */
 483 struct sfp_upstream_ops {
 484         int (*module_insert)(void *priv, const struct sfp_eeprom_id *id);
 485         void (*module_remove)(void *priv);
 486         void (*link_down)(void *priv);
 487         void (*link_up)(void *priv);
 488         int (*connect_phy)(void *priv, struct phy_device *);
 489         void (*disconnect_phy)(void *priv);
 490 };
 491
 492 #if IS_ENABLED(CONFIG_SFP)
 493 int sfp_parse_port(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
 494                    unsigned long *support);
 495 void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
 496                        unsigned long *support);
 497 phy_interface_t sfp_select_interface(struct sfp_bus *bus,
 498                                      const struct sfp_eeprom_id *id,
 499                                      unsigned long *link_modes);
 500
 501 int sfp_get_module_info(struct sfp_bus *bus, struct ethtool_modinfo *modinfo);
 502 int sfp_get_module_eeprom(struct sfp_bus *bus, struct ethtool_eeprom *ee,
 503                           u8 *data);
 504 void sfp_upstream_start(struct sfp_bus *bus);
 505 void sfp_upstream_stop(struct sfp_bus *bus);
 506 struct sfp_bus *sfp_register_upstream(struct fwnode_handle *fwnode,
 507                                       struct net_device *ndev, void *upstream,
 508                                       const struct sfp_upstream_ops *ops);
 509 void sfp_unregister_upstream(struct sfp_bus *bus);
 510 #else
 511 static inline int sfp_parse_port(struct sfp_bus *bus,
 512                                  const struct sfp_eeprom_id *id,
 513                                  unsigned long *support)
 514 {
 515         return PORT_OTHER;
 516 }
 517
 518 static inline void sfp_parse_support(struct sfp_bus *bus,
 519                                      const struct sfp_eeprom_id *id,
 520                                      unsigned long *support)
 521 {
 522 }
 523
 524 static inline phy_interface_t sfp_select_interface(struct sfp_bus *bus,
 525                                                    const struct sfp_eeprom_id *id,
 526                                                    unsigned long *link_modes)
 527 {
 528         return PHY_INTERFACE_MODE_NA;
 529 }
 530
 531 static inline int sfp_get_module_info(struct sfp_bus *bus,
 532                                       struct ethtool_modinfo *modinfo)
 533 {
 534         return -EOPNOTSUPP;
 535 }
 536
 537 static inline int sfp_get_module_eeprom(struct sfp_bus *bus,
 538                                         struct ethtool_eeprom *ee, u8 *data)
 539 {
 540         return -EOPNOTSUPP;
 541 }
 542
 543 static inline void sfp_upstream_start(struct sfp_bus *bus)
 544 {
 545 }
 546
 547 static inline void sfp_upstream_stop(struct sfp_bus *bus)
 548 {
 549 }
 550
 551 static inline struct sfp_bus *sfp_register_upstream(
 552         struct fwnode_handle *fwnode,
 553         struct net_device *ndev, void *upstream,
 554         const struct sfp_upstream_ops *ops)
 555 {
 556         return (struct sfp_bus *)-1;
 557 }
 558
 559 static inline void sfp_unregister_upstream(struct sfp_bus *bus)
 560 {
 561 }
 562 #endif
 563
 564 #endif