6 struct sfp_eeprom_base
{
10 #if defined __BIG_ENDIAN_BITFIELD
17 u8 if_1x_copper_active
:1;
18 u8 if_1x_copper_passive
:1;
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;
30 u8 sonet_oc12_smf_long_reach
:1;
31 u8 sonet_oc12_smf_intermediate_reach
:1;
32 u8 sonet_oc12_short_reach
:1;
34 u8 sonet_oc3_smf_long_reach
:1;
35 u8 sonet_oc3_smf_intermediate_reach
:1;
36 u8 sonet_oc3_short_reach
:1;
54 u8 fc_tech_electrical_inter_enclosure
:1;
56 u8 fc_tech_electrical_intra_enclosure
:1;
80 u8 unallocated_10_1
:1;
82 #elif defined __LITTLE_ENDIAN_BITFIELD
83 u8 if_1x_copper_passive
:1;
84 u8 if_1x_copper_active
:1;
92 u8 sonet_oc3_short_reach
:1;
93 u8 sonet_oc3_smf_intermediate_reach
:1;
94 u8 sonet_oc3_smf_long_reach
:1;
96 u8 sonet_oc12_short_reach
:1;
97 u8 sonet_oc12_smf_intermediate_reach
:1;
98 u8 sonet_oc12_smf_long_reach
:1;
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;
119 u8 fc_tech_electrical_inter_enclosure
:1;
128 u8 unallocated_8_0
:1;
129 u8 unallocated_8_1
:1;
135 u8 fc_tech_electrical_intra_enclosure
:1;
138 u8 unallocated_9_1
:1;
147 u8 unallocated_10_1
:1;
155 #error Unknown Endian
161 char vendor_name
[16];
167 __be16 optical_wavelength
;
168 __be16 cable_compliance
;
170 #if defined __BIG_ENDIAN_BITFIELD
175 #elif defined __LITTLE_ENDIAN_BITFIELD
181 #error Unknown Endian
185 #if defined __BIG_ENDIAN_BITFIELD
192 #elif defined __LITTLE_ENDIAN_BITFIELD
200 #error Unknown Endian
208 struct sfp_eeprom_ext
{
216 u8 sff8472_compliance
;
221 * struct sfp_eeprom_id - raw SFP module identification information
222 * @base: base SFP module identification structure
223 * @ext: extended SFP module identification structure
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
229 struct sfp_eeprom_id
{
230 struct sfp_eeprom_base base
;
231 struct sfp_eeprom_ext ext
;
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
;
268 __be16 cal_txi_slope
;
269 __be16 cal_txi_offset
;
270 __be16 cal_txpwr_slope
;
271 __be16 cal_txpwr_offset
;
278 /* SFP EEPROM registers */
281 SFP_PHYS_EXT_ID
= 0x01,
282 SFP_CONNECTOR
= 0x02,
283 SFP_COMPLIANCE
= 0x03,
285 SFP_BR_NOMINAL
= 0x0c,
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,
302 SFP_OPTIONS
= 0x40, /* 2 bytes, MSB, LSB */
305 SFP_VENDOR_SN
= 0x44,
309 SFP_SFF8472_COMPLIANCE
= 0x5e,
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,
376 /* SFP Diagnostics */
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,
427 SFP_LASER_TEMP
= 0x6a,
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),
442 SFP_ALARM1_RXPWR_HIGH
= BIT(7),
443 SFP_ALARM1_RXPWR_LOW
= BIT(6),
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),
456 SFP_WARN1_RXPWR_HIGH
= BIT(7),
457 SFP_WARN1_RXPWR_LOW
= BIT(6),
459 SFP_EXT_STATUS
= 0x76,
464 struct fwnode_handle
;
465 struct ethtool_eeprom
;
466 struct ethtool_modinfo
;
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
477 * @link_up: called when the link is operational.
478 * @connect_phy: called when an I2C accessible PHY has been detected
480 * @disconnect_phy: called when a module with an I2C accessible PHY has
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
);
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
);
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
,
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
);
511 static inline int sfp_parse_port(struct sfp_bus
*bus
,
512 const struct sfp_eeprom_id
*id
,
513 unsigned long *support
)
518 static inline void sfp_parse_support(struct sfp_bus
*bus
,
519 const struct sfp_eeprom_id
*id
,
520 unsigned long *support
)
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
)
528 return PHY_INTERFACE_MODE_NA
;
531 static inline int sfp_get_module_info(struct sfp_bus
*bus
,
532 struct ethtool_modinfo
*modinfo
)
537 static inline int sfp_get_module_eeprom(struct sfp_bus
*bus
,
538 struct ethtool_eeprom
*ee
, u8
*data
)
543 static inline void sfp_upstream_start(struct sfp_bus
*bus
)
547 static inline void sfp_upstream_stop(struct sfp_bus
*bus
)
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
)
556 return (struct sfp_bus
*)-1;
559 static inline void sfp_unregister_upstream(struct sfp_bus
*bus
)