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TOMOYO Linux Cross Reference
Linux/include/linux/sfp.h

Version: ~ [ linux-5.1-rc5 ] ~ [ linux-5.0.7 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.34 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.111 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.168 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.178 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.138 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.65 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-3.9.11 ] ~ [ linux-3.8.13 ] ~ [ linux-3.7.10 ] ~ [ linux-3.6.11 ] ~ [ linux-3.5.7 ] ~ [ linux-3.4.113 ] ~ [ linux-3.3.8 ] ~ [ linux-3.2.102 ] ~ [ linux-3.1.10 ] ~ [ linux-3.0.101 ] ~ [ linux-2.6.39.4 ] ~ [ linux-2.6.38.8 ] ~ [ linux-2.6.37.6 ] ~ [ linux-2.6.36.4 ] ~ [ linux-2.6.35.14 ] ~ [ linux-2.6.34.15 ] ~ [ linux-2.6.33.20 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  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 /* 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
565 

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