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

Version: ~ [ linux-5.10-rc6 ] ~ [ linux-5.9.12 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.81 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.161 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.210 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.247 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.247 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.85 ] ~ [ 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-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 /* 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                     = 0x00,
336         SFP_PHYS_EXT_ID                 = 0x01,
337         SFP_CONNECTOR                   = 0x02,
338         SFP_COMPLIANCE                  = 0x03,
339         SFP_ENCODING                    = 0x0b,
340         SFP_BR_NOMINAL                  = 0x0c,
341         SFP_RATE_ID                     = 0x0d,
342         SFP_LINK_LEN_SM_KM              = 0x0e,
343         SFP_LINK_LEN_SM_100M            = 0x0f,
344         SFP_LINK_LEN_50UM_OM2_10M       = 0x10,
345         SFP_LINK_LEN_62_5UM_OM1_10M     = 0x11,
346         SFP_LINK_LEN_COPPER_1M          = 0x12,
347         SFP_LINK_LEN_50UM_OM4_10M       = 0x12,
348         SFP_LINK_LEN_50UM_OM3_10M       = 0x13,
349         SFP_VENDOR_NAME                 = 0x14,
350         SFP_VENDOR_OUI                  = 0x25,
351         SFP_VENDOR_PN                   = 0x28,
352         SFP_VENDOR_REV                  = 0x38,
353         SFP_OPTICAL_WAVELENGTH_MSB      = 0x3c,
354         SFP_OPTICAL_WAVELENGTH_LSB      = 0x3d,
355         SFP_CABLE_SPEC                  = 0x3c,
356         SFP_CC_BASE                     = 0x3f,
357         SFP_OPTIONS                     = 0x40, /* 2 bytes, MSB, LSB */
358         SFP_BR_MAX                      = 0x42,
359         SFP_BR_MIN                      = 0x43,
360         SFP_VENDOR_SN                   = 0x44,
361         SFP_DATECODE                    = 0x54,
362         SFP_DIAGMON                     = 0x5c,
363         SFP_ENHOPTS                     = 0x5d,
364         SFP_SFF8472_COMPLIANCE          = 0x5e,
365         SFP_CC_EXT                      = 0x5f,
366 
367         SFP_PHYS_EXT_ID_SFP             = 0x04,
368         SFP_OPTIONS_HIGH_POWER_LEVEL    = BIT(13),
369         SFP_OPTIONS_PAGING_A2           = BIT(12),
370         SFP_OPTIONS_RETIMER             = BIT(11),
371         SFP_OPTIONS_COOLED_XCVR         = BIT(10),
372         SFP_OPTIONS_POWER_DECL          = BIT(9),
373         SFP_OPTIONS_RX_LINEAR_OUT       = BIT(8),
374         SFP_OPTIONS_RX_DECISION_THRESH  = BIT(7),
375         SFP_OPTIONS_TUNABLE_TX          = BIT(6),
376         SFP_OPTIONS_RATE_SELECT         = BIT(5),
377         SFP_OPTIONS_TX_DISABLE          = BIT(4),
378         SFP_OPTIONS_TX_FAULT            = BIT(3),
379         SFP_OPTIONS_LOS_INVERTED        = BIT(2),
380         SFP_OPTIONS_LOS_NORMAL          = BIT(1),
381         SFP_DIAGMON_DDM                 = BIT(6),
382         SFP_DIAGMON_INT_CAL             = BIT(5),
383         SFP_DIAGMON_EXT_CAL             = BIT(4),
384         SFP_DIAGMON_RXPWR_AVG           = BIT(3),
385         SFP_DIAGMON_ADDRMODE            = BIT(2),
386         SFP_ENHOPTS_ALARMWARN           = BIT(7),
387         SFP_ENHOPTS_SOFT_TX_DISABLE     = BIT(6),
388         SFP_ENHOPTS_SOFT_TX_FAULT       = BIT(5),
389         SFP_ENHOPTS_SOFT_RX_LOS         = BIT(4),
390         SFP_ENHOPTS_SOFT_RATE_SELECT    = BIT(3),
391         SFP_ENHOPTS_APP_SELECT_SFF8079  = BIT(2),
392         SFP_ENHOPTS_SOFT_RATE_SFF8431   = BIT(1),
393         SFP_SFF8472_COMPLIANCE_NONE     = 0x00,
394         SFP_SFF8472_COMPLIANCE_REV9_3   = 0x01,
395         SFP_SFF8472_COMPLIANCE_REV9_5   = 0x02,
396         SFP_SFF8472_COMPLIANCE_REV10_2  = 0x03,
397         SFP_SFF8472_COMPLIANCE_REV10_4  = 0x04,
398         SFP_SFF8472_COMPLIANCE_REV11_0  = 0x05,
399         SFP_SFF8472_COMPLIANCE_REV11_3  = 0x06,
400         SFP_SFF8472_COMPLIANCE_REV11_4  = 0x07,
401         SFP_SFF8472_COMPLIANCE_REV12_0  = 0x08,
402 };
403 
404 /* SFP Diagnostics */
405 enum {
406         /* Alarm and warnings stored MSB at lower address then LSB */
407         SFP_TEMP_HIGH_ALARM             = 0x00,
408         SFP_TEMP_LOW_ALARM              = 0x02,
409         SFP_TEMP_HIGH_WARN              = 0x04,
410         SFP_TEMP_LOW_WARN               = 0x06,
411         SFP_VOLT_HIGH_ALARM             = 0x08,
412         SFP_VOLT_LOW_ALARM              = 0x0a,
413         SFP_VOLT_HIGH_WARN              = 0x0c,
414         SFP_VOLT_LOW_WARN               = 0x0e,
415         SFP_BIAS_HIGH_ALARM             = 0x10,
416         SFP_BIAS_LOW_ALARM              = 0x12,
417         SFP_BIAS_HIGH_WARN              = 0x14,
418         SFP_BIAS_LOW_WARN               = 0x16,
419         SFP_TXPWR_HIGH_ALARM            = 0x18,
420         SFP_TXPWR_LOW_ALARM             = 0x1a,
421         SFP_TXPWR_HIGH_WARN             = 0x1c,
422         SFP_TXPWR_LOW_WARN              = 0x1e,
423         SFP_RXPWR_HIGH_ALARM            = 0x20,
424         SFP_RXPWR_LOW_ALARM             = 0x22,
425         SFP_RXPWR_HIGH_WARN             = 0x24,
426         SFP_RXPWR_LOW_WARN              = 0x26,
427         SFP_LASER_TEMP_HIGH_ALARM       = 0x28,
428         SFP_LASER_TEMP_LOW_ALARM        = 0x2a,
429         SFP_LASER_TEMP_HIGH_WARN        = 0x2c,
430         SFP_LASER_TEMP_LOW_WARN         = 0x2e,
431         SFP_TEC_CUR_HIGH_ALARM          = 0x30,
432         SFP_TEC_CUR_LOW_ALARM           = 0x32,
433         SFP_TEC_CUR_HIGH_WARN           = 0x34,
434         SFP_TEC_CUR_LOW_WARN            = 0x36,
435         SFP_CAL_RXPWR4                  = 0x38,
436         SFP_CAL_RXPWR3                  = 0x3c,
437         SFP_CAL_RXPWR2                  = 0x40,
438         SFP_CAL_RXPWR1                  = 0x44,
439         SFP_CAL_RXPWR0                  = 0x48,
440         SFP_CAL_TXI_SLOPE               = 0x4c,
441         SFP_CAL_TXI_OFFSET              = 0x4e,
442         SFP_CAL_TXPWR_SLOPE             = 0x50,
443         SFP_CAL_TXPWR_OFFSET            = 0x52,
444         SFP_CAL_T_SLOPE                 = 0x54,
445         SFP_CAL_T_OFFSET                = 0x56,
446         SFP_CAL_V_SLOPE                 = 0x58,
447         SFP_CAL_V_OFFSET                = 0x5a,
448         SFP_CHKSUM                      = 0x5f,
449 
450         SFP_TEMP                        = 0x60,
451         SFP_VCC                         = 0x62,
452         SFP_TX_BIAS                     = 0x64,
453         SFP_TX_POWER                    = 0x66,
454         SFP_RX_POWER                    = 0x68,
455         SFP_LASER_TEMP                  = 0x6a,
456         SFP_TEC_CUR                     = 0x6c,
457 
458         SFP_STATUS                      = 0x6e,
459         SFP_STATUS_TX_DISABLE           = BIT(7),
460         SFP_STATUS_TX_DISABLE_FORCE     = BIT(6),
461         SFP_STATUS_TX_FAULT             = BIT(2),
462         SFP_STATUS_RX_LOS               = BIT(1),
463         SFP_ALARM0                      = 0x70,
464         SFP_ALARM0_TEMP_HIGH            = BIT(7),
465         SFP_ALARM0_TEMP_LOW             = BIT(6),
466         SFP_ALARM0_VCC_HIGH             = BIT(5),
467         SFP_ALARM0_VCC_LOW              = BIT(4),
468         SFP_ALARM0_TX_BIAS_HIGH         = BIT(3),
469         SFP_ALARM0_TX_BIAS_LOW          = BIT(2),
470         SFP_ALARM0_TXPWR_HIGH           = BIT(1),
471         SFP_ALARM0_TXPWR_LOW            = BIT(0),
472 
473         SFP_ALARM1                      = 0x71,
474         SFP_ALARM1_RXPWR_HIGH           = BIT(7),
475         SFP_ALARM1_RXPWR_LOW            = BIT(6),
476 
477         SFP_WARN0                       = 0x74,
478         SFP_WARN0_TEMP_HIGH             = BIT(7),
479         SFP_WARN0_TEMP_LOW              = BIT(6),
480         SFP_WARN0_VCC_HIGH              = BIT(5),
481         SFP_WARN0_VCC_LOW               = BIT(4),
482         SFP_WARN0_TX_BIAS_HIGH          = BIT(3),
483         SFP_WARN0_TX_BIAS_LOW           = BIT(2),
484         SFP_WARN0_TXPWR_HIGH            = BIT(1),
485         SFP_WARN0_TXPWR_LOW             = BIT(0),
486 
487         SFP_WARN1                       = 0x75,
488         SFP_WARN1_RXPWR_HIGH            = BIT(7),
489         SFP_WARN1_RXPWR_LOW             = BIT(6),
490 
491         SFP_EXT_STATUS                  = 0x76,
492         SFP_VSL                         = 0x78,
493         SFP_PAGE                        = 0x7f,
494 };
495 
496 struct fwnode_handle;
497 struct ethtool_eeprom;
498 struct ethtool_modinfo;
499 struct sfp_bus;
500 
501 /**
502  * struct sfp_upstream_ops - upstream operations structure
503  * @attach: called when the sfp socket driver is bound to the upstream
504  *   (mandatory).
505  * @detach: called when the sfp socket driver is unbound from the upstream
506  *   (mandatory).
507  * @module_insert: called after a module has been detected to determine
508  *   whether the module is supported for the upstream device.
509  * @module_remove: called after the module has been removed.
510  * @module_start: called after the PHY probe step
511  * @module_stop: called before the PHY is removed
512  * @link_down: called when the link is non-operational for whatever
513  *   reason.
514  * @link_up: called when the link is operational.
515  * @connect_phy: called when an I2C accessible PHY has been detected
516  *   on the module.
517  * @disconnect_phy: called when a module with an I2C accessible PHY has
518  *   been removed.
519  */
520 struct sfp_upstream_ops {
521         void (*attach)(void *priv, struct sfp_bus *bus);
522         void (*detach)(void *priv, struct sfp_bus *bus);
523         int (*module_insert)(void *priv, const struct sfp_eeprom_id *id);
524         void (*module_remove)(void *priv);
525         int (*module_start)(void *priv);
526         void (*module_stop)(void *priv);
527         void (*link_down)(void *priv);
528         void (*link_up)(void *priv);
529         int (*connect_phy)(void *priv, struct phy_device *);
530         void (*disconnect_phy)(void *priv);
531 };
532 
533 #if IS_ENABLED(CONFIG_SFP)
534 int sfp_parse_port(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
535                    unsigned long *support);
536 bool sfp_may_have_phy(struct sfp_bus *bus, const struct sfp_eeprom_id *id);
537 void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
538                        unsigned long *support);
539 phy_interface_t sfp_select_interface(struct sfp_bus *bus,
540                                      unsigned long *link_modes);
541 
542 int sfp_get_module_info(struct sfp_bus *bus, struct ethtool_modinfo *modinfo);
543 int sfp_get_module_eeprom(struct sfp_bus *bus, struct ethtool_eeprom *ee,
544                           u8 *data);
545 void sfp_upstream_start(struct sfp_bus *bus);
546 void sfp_upstream_stop(struct sfp_bus *bus);
547 void sfp_bus_put(struct sfp_bus *bus);
548 struct sfp_bus *sfp_bus_find_fwnode(struct fwnode_handle *fwnode);
549 int sfp_bus_add_upstream(struct sfp_bus *bus, void *upstream,
550                          const struct sfp_upstream_ops *ops);
551 void sfp_bus_del_upstream(struct sfp_bus *bus);
552 #else
553 static inline int sfp_parse_port(struct sfp_bus *bus,
554                                  const struct sfp_eeprom_id *id,
555                                  unsigned long *support)
556 {
557         return PORT_OTHER;
558 }
559 
560 static inline bool sfp_may_have_phy(struct sfp_bus *bus,
561                                     const struct sfp_eeprom_id *id)
562 {
563         return false;
564 }
565 
566 static inline void sfp_parse_support(struct sfp_bus *bus,
567                                      const struct sfp_eeprom_id *id,
568                                      unsigned long *support)
569 {
570 }
571 
572 static inline phy_interface_t sfp_select_interface(struct sfp_bus *bus,
573                                                    unsigned long *link_modes)
574 {
575         return PHY_INTERFACE_MODE_NA;
576 }
577 
578 static inline int sfp_get_module_info(struct sfp_bus *bus,
579                                       struct ethtool_modinfo *modinfo)
580 {
581         return -EOPNOTSUPP;
582 }
583 
584 static inline int sfp_get_module_eeprom(struct sfp_bus *bus,
585                                         struct ethtool_eeprom *ee, u8 *data)
586 {
587         return -EOPNOTSUPP;
588 }
589 
590 static inline void sfp_upstream_start(struct sfp_bus *bus)
591 {
592 }
593 
594 static inline void sfp_upstream_stop(struct sfp_bus *bus)
595 {
596 }
597 
598 static inline void sfp_bus_put(struct sfp_bus *bus)
599 {
600 }
601 
602 static inline struct sfp_bus *sfp_bus_find_fwnode(struct fwnode_handle *fwnode)
603 {
604         return NULL;
605 }
606 
607 static inline int sfp_bus_add_upstream(struct sfp_bus *bus, void *upstream,
608                                        const struct sfp_upstream_ops *ops)
609 {
610         return 0;
611 }
612 
613 static inline void sfp_bus_del_upstream(struct sfp_bus *bus)
614 {
615 }
616 #endif
617 
618 #endif
619 

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