Lines Matching +full:rate +full:- +full:select0 +full:- +full:gpios
1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/mdio/mdio-i2c.h>
150 "mod-def0",
152 "tx-fault",
153 "tx-disable",
154 "rate-select0",
155 "rate-select1",
167 /* t_start_up (SFF-8431) or t_init (SFF-8472) is the time required for a
168 * non-cooled module to initialise its laser safety circuitry. We wait
200 * The SFF-8472 specifies t_serial ("Time from power on until module is
211 * 0x56 (which with mdio-i2c, translates to a PHY address of 22).
213 * via address 0x51 (mdio-i2c will use RollBall protocol on this address).
225 unsigned int gpios; member
302 return id->base.phys_id == SFF8024_ID_SFF_8472 && in sff_module_supported()
303 id->base.phys_ext_id == SFP_PHYS_EXT_ID_SFP; in sff_module_supported()
307 .gpios = SFP_F_LOS | SFP_F_TX_FAULT | SFP_F_TX_DISABLE,
313 if (id->base.phys_id == SFF8024_ID_SFP && in sfp_module_supported()
314 id->base.phys_ext_id == SFP_PHYS_EXT_ID_SFP) in sfp_module_supported()
317 /* SFP GPON module Ubiquiti U-Fiber Instant has in its EEPROM stored in sfp_module_supported()
321 if (id->base.phys_id == SFF8024_ID_SFF_8472 && in sfp_module_supported()
322 id->base.phys_ext_id == SFP_PHYS_EXT_ID_SFP && in sfp_module_supported()
323 !memcmp(id->base.vendor_name, "UBNT ", 16) && in sfp_module_supported()
324 !memcmp(id->base.vendor_pn, "UF-INSTANT ", 16)) in sfp_module_supported()
331 .gpios = SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT |
345 sfp->module_t_start_up = T_START_UP_BAD_GPON; in sfp_fixup_long_startup()
350 sfp->tx_fault_ignore = true; in sfp_fixup_ignore_tx_fault()
353 // For 10GBASE-T short-reach modules
356 sfp->id.base.connector = SFF8024_CONNECTOR_RJ45; in sfp_fixup_10gbaset_30m()
357 sfp->id.base.extended_cc = SFF8024_ECC_10GBASE_T_SR; in sfp_fixup_10gbaset_30m()
362 sfp->mdio_protocol = MDIO_I2C_ROLLBALL; in sfp_fixup_rollball_proto()
363 sfp->module_t_wait = msecs_to_jiffies(secs * 1000); in sfp_fixup_rollball_proto()
380 sfp->state_hw_mask &= ~(SFP_F_TX_FAULT | SFP_F_LOS); in sfp_fixup_halny_gsfp()
396 sfp->id.base.extended_cc = SFF8024_ECC_10GBASE_T_SFI; in sfp_fixup_rollball_cc()
428 /* Ubiquiti U-Fiber Instant module claims that support all transceiver in sfp_quirk_ubnt_uf_instant()
442 // Alcatel Lucent G-010S-P can operate at 2500base-X, but incorrectly
447 // Alcatel Lucent G-010S-A can operate at 2500base-X, but report 3.2GBd
452 // Fiberstore SFP-10G-T doesn't identify as copper, and uses the
454 SFP_QUIRK_F("FS", "SFP-10G-T", sfp_fixup_fs_10gt),
456 // Fiberstore GPON-ONU-34-20BI can operate at 2500base-X, but report 1.2GBd
458 SFP_QUIRK("FS", "GPON-ONU-34-20BI", sfp_quirk_2500basex,
461 SFP_QUIRK_F("HALNy", "HL-GSFP", sfp_fixup_halny_gsfp),
463 // HG MXPD-483II-F 2.5G supports 2500Base-X, but incorrectly reports
465 SFP_QUIRK_M("HG GENUINE", "MXPD-483II", sfp_quirk_2500basex),
467 // Huawei MA5671A can operate at 2500base-X, but report 1.2GBd NRZ in
472 // FS 2.5G Base-T
473 SFP_QUIRK_M("FS", "SFP-2.5G-T", sfp_quirk_oem_2_5g),
475 // Lantech 8330-262D-E can operate at 2500base-X, but incorrectly report
477 SFP_QUIRK_M("Lantech", "8330-262D-E", sfp_quirk_2500basex),
479 SFP_QUIRK_M("UBNT", "UF-INSTANT", sfp_quirk_ubnt_uf_instant),
481 // Walsun HXSX-ATR[CI]-1 don't identify as copper, and use the
483 SFP_QUIRK_F("Walsun", "HXSX-ATRC-1", sfp_fixup_fs_10gt),
484 SFP_QUIRK_F("Walsun", "HXSX-ATRI-1", sfp_fixup_fs_10gt),
486 // OEM SFP-GE-T is a 1000Base-T module with broken TX_FAULT indicator
487 SFP_QUIRK_F("OEM", "SFP-GE-T", sfp_fixup_ignore_tx_fault),
489 SFP_QUIRK_F("OEM", "SFP-10G-T", sfp_fixup_rollball_cc),
490 SFP_QUIRK_M("OEM", "SFP-2.5G-T", sfp_quirk_oem_2_5g),
491 SFP_QUIRK_F("OEM", "RTSFP-10", sfp_fixup_rollball_cc),
492 SFP_QUIRK_F("OEM", "RTSFP-10G", sfp_fixup_rollball_cc),
493 SFP_QUIRK_F("Turris", "RTSFP-10", sfp_fixup_rollball),
494 SFP_QUIRK_F("Turris", "RTSFP-10G", sfp_fixup_rollball),
502 * some manufacturers can't read SFF-8472 and use NUL. in sfp_strlen()
526 vs = sfp_strlen(id->base.vendor_name, ARRAY_SIZE(id->base.vendor_name)); in sfp_lookup_quirk()
527 ps = sfp_strlen(id->base.vendor_pn, ARRAY_SIZE(id->base.vendor_pn)); in sfp_lookup_quirk()
530 if (sfp_match(q->vendor, id->base.vendor_name, vs) && in sfp_lookup_quirk()
531 sfp_match(q->part, id->base.vendor_pn, ps)) in sfp_lookup_quirk()
544 if (gpio_flags[i] != GPIOD_IN || !sfp->gpio[i]) in sfp_gpio_get_state()
547 v = gpiod_get_value_cansleep(sfp->gpio[i]); in sfp_gpio_get_state()
566 drive = sfp->state_hw_drive; in sfp_gpio_set_state()
568 /* Otherwise, let them float to the pull-ups */ in sfp_gpio_set_state()
571 if (sfp->gpio[GPIO_TX_DISABLE]) { in sfp_gpio_set_state()
573 gpiod_direction_output(sfp->gpio[GPIO_TX_DISABLE], in sfp_gpio_set_state()
576 gpiod_direction_input(sfp->gpio[GPIO_TX_DISABLE]); in sfp_gpio_set_state()
579 if (sfp->gpio[GPIO_RS0]) { in sfp_gpio_set_state()
581 gpiod_direction_output(sfp->gpio[GPIO_RS0], in sfp_gpio_set_state()
584 gpiod_direction_input(sfp->gpio[GPIO_RS0]); in sfp_gpio_set_state()
587 if (sfp->gpio[GPIO_RS1]) { in sfp_gpio_set_state()
589 gpiod_direction_output(sfp->gpio[GPIO_RS1], in sfp_gpio_set_state()
592 gpiod_direction_input(sfp->gpio[GPIO_RS1]); in sfp_gpio_set_state()
601 size_t block_size = sfp->i2c_block_size; in sfp_i2c_read()
621 ret = i2c_transfer(sfp->i2c, msgs, ARRAY_SIZE(msgs)); in sfp_i2c_read()
630 len -= this_len; in sfp_i2c_read()
633 return msgs[1].buf - (u8 *)buf; in sfp_i2c_read()
648 return -ENOMEM; in sfp_i2c_write()
653 ret = i2c_transfer(sfp->i2c, msgs, ARRAY_SIZE(msgs)); in sfp_i2c_write()
666 return -EINVAL; in sfp_i2c_configure()
668 sfp->i2c = i2c; in sfp_i2c_configure()
669 sfp->read = sfp_i2c_read; in sfp_i2c_configure()
670 sfp->write = sfp_i2c_write; in sfp_i2c_configure()
680 i2c_mii = mdio_i2c_alloc(sfp->dev, sfp->i2c, sfp->mdio_protocol); in sfp_i2c_mdiobus_create()
684 i2c_mii->name = "SFP I2C Bus"; in sfp_i2c_mdiobus_create()
685 i2c_mii->phy_mask = ~0; in sfp_i2c_mdiobus_create()
693 sfp->i2c_mii = i2c_mii; in sfp_i2c_mdiobus_create()
700 mdiobus_unregister(sfp->i2c_mii); in sfp_i2c_mdiobus_destroy()
701 sfp->i2c_mii = NULL; in sfp_i2c_mdiobus_destroy()
707 return sfp->read(sfp, a2, addr, buf, len); in sfp_read()
712 return sfp->write(sfp, a2, addr, buf, len); in sfp_write()
744 dev_err_ratelimited(sfp->dev, in sfp_soft_get_state()
748 state = sfp->state; in sfp_soft_get_state()
751 return state & sfp->state_soft_mask; in sfp_soft_get_state()
785 const struct sfp_eeprom_id *id = &sfp->id; in sfp_soft_start_poll()
788 if (id->ext.enhopts & SFP_ENHOPTS_SOFT_TX_DISABLE) in sfp_soft_start_poll()
790 if (id->ext.enhopts & SFP_ENHOPTS_SOFT_TX_FAULT) in sfp_soft_start_poll()
792 if (id->ext.enhopts & SFP_ENHOPTS_SOFT_RX_LOS) in sfp_soft_start_poll()
794 if (id->ext.enhopts & SFP_ENHOPTS_SOFT_RATE_SELECT) in sfp_soft_start_poll()
795 mask |= sfp->rs_state_mask; in sfp_soft_start_poll()
797 mutex_lock(&sfp->st_mutex); in sfp_soft_start_poll()
799 sfp->state_soft_mask = ~sfp->state_hw_mask & mask; in sfp_soft_start_poll()
801 if (sfp->state_soft_mask & (SFP_F_LOS | SFP_F_TX_FAULT) && in sfp_soft_start_poll()
802 !sfp->need_poll) in sfp_soft_start_poll()
803 mod_delayed_work(system_wq, &sfp->poll, poll_jiffies); in sfp_soft_start_poll()
804 mutex_unlock(&sfp->st_mutex); in sfp_soft_start_poll()
809 mutex_lock(&sfp->st_mutex); in sfp_soft_stop_poll()
810 sfp->state_soft_mask = 0; in sfp_soft_stop_poll()
811 mutex_unlock(&sfp->st_mutex); in sfp_soft_stop_poll()
814 /* sfp_get_state() - must be called with st_mutex held, or in the
819 unsigned int soft = sfp->state_soft_mask & (SFP_F_LOS | SFP_F_TX_FAULT); in sfp_get_state()
822 state = sfp->get_state(sfp) & sfp->state_hw_mask; in sfp_get_state()
829 /* sfp_set_state() - must be called with st_mutex held, or in the
836 sfp->set_state(sfp, state); in sfp_set_state()
838 soft = sfp->state_soft_mask & SFP_F_OUTPUTS; in sfp_set_state()
845 mutex_lock(&sfp->st_mutex); in sfp_mod_state()
846 sfp->state = (sfp->state & ~mask) | set; in sfp_mod_state()
847 sfp_set_state(sfp, sfp->state); in sfp_mod_state()
848 mutex_unlock(&sfp->st_mutex); in sfp_mod_state()
855 for (p = buf, check = 0; len; p++, len--) in sfp_check()
880 if (!(sfp->id.ext.enhopts & SFP_ENHOPTS_ALARMWARN)) in sfp_hwmon_is_visible()
899 if (!(sfp->id.ext.enhopts & SFP_ENHOPTS_ALARMWARN)) in sfp_hwmon_is_visible()
918 if (!(sfp->id.ext.enhopts & SFP_ENHOPTS_ALARMWARN)) in sfp_hwmon_is_visible()
934 if (sfp->id.ext.diagmon & SFP_DIAGMON_EXT_CAL && in sfp_hwmon_is_visible()
946 if (!(sfp->id.ext.enhopts & SFP_ENHOPTS_ALARMWARN)) in sfp_hwmon_is_visible()
982 if (sfp->id.ext.diagmon & SFP_DIAGMON_EXT_CAL) in sfp_hwmon_calibrate()
988 sfp_hwmon_calibrate(sfp, be16_to_cpu(sfp->diag.cal_t_slope), in sfp_hwmon_calibrate_temp()
989 be16_to_cpu(sfp->diag.cal_t_offset), value); in sfp_hwmon_calibrate_temp()
992 *value -= 0x10000; in sfp_hwmon_calibrate_temp()
999 sfp_hwmon_calibrate(sfp, be16_to_cpu(sfp->diag.cal_v_slope), in sfp_hwmon_calibrate_vcc()
1000 be16_to_cpu(sfp->diag.cal_v_offset), value); in sfp_hwmon_calibrate_vcc()
1007 sfp_hwmon_calibrate(sfp, be16_to_cpu(sfp->diag.cal_txi_slope), in sfp_hwmon_calibrate_bias()
1008 be16_to_cpu(sfp->diag.cal_txi_offset), value); in sfp_hwmon_calibrate_bias()
1015 sfp_hwmon_calibrate(sfp, be16_to_cpu(sfp->diag.cal_txpwr_slope), in sfp_hwmon_calibrate_tx_power()
1016 be16_to_cpu(sfp->diag.cal_txpwr_offset), value); in sfp_hwmon_calibrate_tx_power()
1096 *value = be16_to_cpu(sfp->diag.temp_low_alarm); in sfp_hwmon_temp()
1101 *value = be16_to_cpu(sfp->diag.temp_low_warn); in sfp_hwmon_temp()
1105 *value = be16_to_cpu(sfp->diag.temp_high_warn); in sfp_hwmon_temp()
1110 *value = be16_to_cpu(sfp->diag.temp_high_alarm); in sfp_hwmon_temp()
1146 return -EOPNOTSUPP; in sfp_hwmon_temp()
1149 return -EOPNOTSUPP; in sfp_hwmon_temp()
1162 *value = be16_to_cpu(sfp->diag.volt_low_alarm); in sfp_hwmon_vcc()
1167 *value = be16_to_cpu(sfp->diag.volt_low_warn); in sfp_hwmon_vcc()
1172 *value = be16_to_cpu(sfp->diag.volt_high_warn); in sfp_hwmon_vcc()
1177 *value = be16_to_cpu(sfp->diag.volt_high_alarm); in sfp_hwmon_vcc()
1213 return -EOPNOTSUPP; in sfp_hwmon_vcc()
1216 return -EOPNOTSUPP; in sfp_hwmon_vcc()
1229 *value = be16_to_cpu(sfp->diag.bias_low_alarm); in sfp_hwmon_bias()
1234 *value = be16_to_cpu(sfp->diag.bias_low_warn); in sfp_hwmon_bias()
1239 *value = be16_to_cpu(sfp->diag.bias_high_warn); in sfp_hwmon_bias()
1244 *value = be16_to_cpu(sfp->diag.bias_high_alarm); in sfp_hwmon_bias()
1280 return -EOPNOTSUPP; in sfp_hwmon_bias()
1283 return -EOPNOTSUPP; in sfp_hwmon_bias()
1296 *value = be16_to_cpu(sfp->diag.txpwr_low_alarm); in sfp_hwmon_tx_power()
1301 *value = be16_to_cpu(sfp->diag.txpwr_low_warn); in sfp_hwmon_tx_power()
1306 *value = be16_to_cpu(sfp->diag.txpwr_high_warn); in sfp_hwmon_tx_power()
1311 *value = be16_to_cpu(sfp->diag.txpwr_high_alarm); in sfp_hwmon_tx_power()
1347 return -EOPNOTSUPP; in sfp_hwmon_tx_power()
1350 return -EOPNOTSUPP; in sfp_hwmon_tx_power()
1363 *value = be16_to_cpu(sfp->diag.rxpwr_low_alarm); in sfp_hwmon_rx_power()
1368 *value = be16_to_cpu(sfp->diag.rxpwr_low_warn); in sfp_hwmon_rx_power()
1373 *value = be16_to_cpu(sfp->diag.rxpwr_high_warn); in sfp_hwmon_rx_power()
1378 *value = be16_to_cpu(sfp->diag.rxpwr_high_alarm); in sfp_hwmon_rx_power()
1414 return -EOPNOTSUPP; in sfp_hwmon_rx_power()
1417 return -EOPNOTSUPP; in sfp_hwmon_rx_power()
1439 return -EOPNOTSUPP; in sfp_hwmon_read()
1442 return -EOPNOTSUPP; in sfp_hwmon_read()
1462 return -EOPNOTSUPP; in sfp_hwmon_read_string()
1471 return -EOPNOTSUPP; in sfp_hwmon_read_string()
1480 return -EOPNOTSUPP; in sfp_hwmon_read_string()
1489 return -EOPNOTSUPP; in sfp_hwmon_read_string()
1493 return -EOPNOTSUPP; in sfp_hwmon_read_string()
1496 return -EOPNOTSUPP; in sfp_hwmon_read_string()
1563 if (sfp->i2c_block_size < 2) { in sfp_hwmon_probe()
1564 dev_info(sfp->dev, in sfp_hwmon_probe()
1566 dev_info(sfp->dev, in sfp_hwmon_probe()
1571 err = sfp_read(sfp, true, 0, &sfp->diag, sizeof(sfp->diag)); in sfp_hwmon_probe()
1573 if (sfp->hwmon_tries--) { in sfp_hwmon_probe()
1574 mod_delayed_work(system_wq, &sfp->hwmon_probe, in sfp_hwmon_probe()
1577 dev_warn(sfp->dev, "hwmon probe failed: %pe\n", in sfp_hwmon_probe()
1583 sfp->hwmon_name = hwmon_sanitize_name(dev_name(sfp->dev)); in sfp_hwmon_probe()
1584 if (IS_ERR(sfp->hwmon_name)) { in sfp_hwmon_probe()
1585 dev_err(sfp->dev, "out of memory for hwmon name\n"); in sfp_hwmon_probe()
1589 sfp->hwmon_dev = hwmon_device_register_with_info(sfp->dev, in sfp_hwmon_probe()
1590 sfp->hwmon_name, sfp, in sfp_hwmon_probe()
1593 if (IS_ERR(sfp->hwmon_dev)) in sfp_hwmon_probe()
1594 dev_err(sfp->dev, "failed to register hwmon device: %ld\n", in sfp_hwmon_probe()
1595 PTR_ERR(sfp->hwmon_dev)); in sfp_hwmon_probe()
1600 if (sfp->have_a2 && sfp->id.ext.diagmon & SFP_DIAGMON_DDM) { in sfp_hwmon_insert()
1601 mod_delayed_work(system_wq, &sfp->hwmon_probe, 1); in sfp_hwmon_insert()
1602 sfp->hwmon_tries = R_PROBE_RETRY_SLOW; in sfp_hwmon_insert()
1610 cancel_delayed_work_sync(&sfp->hwmon_probe); in sfp_hwmon_remove()
1611 if (!IS_ERR_OR_NULL(sfp->hwmon_dev)) { in sfp_hwmon_remove()
1612 hwmon_device_unregister(sfp->hwmon_dev); in sfp_hwmon_remove()
1613 sfp->hwmon_dev = NULL; in sfp_hwmon_remove()
1614 kfree(sfp->hwmon_name); in sfp_hwmon_remove()
1620 INIT_DELAYED_WORK(&sfp->hwmon_probe, sfp_hwmon_probe); in sfp_hwmon_init()
1627 cancel_delayed_work_sync(&sfp->hwmon_probe); in sfp_hwmon_exit()
1652 dev_dbg(sfp->dev, "tx disable %u -> %u\n", in sfp_module_tx_disable()
1653 sfp->state & SFP_F_TX_DISABLE ? 1 : 0, 1); in sfp_module_tx_disable()
1659 dev_dbg(sfp->dev, "tx disable %u -> %u\n", in sfp_module_tx_enable()
1660 sfp->state & SFP_F_TX_DISABLE ? 1 : 0, 0); in sfp_module_tx_enable()
1667 struct sfp *sfp = s->private; in sfp_debug_state_show()
1670 mod_state_to_str(sfp->sm_mod_state)); in sfp_debug_state_show()
1672 R_PROBE_RETRY_INIT - sfp->sm_mod_tries_init, in sfp_debug_state_show()
1673 R_PROBE_RETRY_SLOW - sfp->sm_mod_tries); in sfp_debug_state_show()
1675 dev_state_to_str(sfp->sm_dev_state)); in sfp_debug_state_show()
1677 sm_state_to_str(sfp->sm_state)); in sfp_debug_state_show()
1679 sfp->sm_fault_retries); in sfp_debug_state_show()
1681 sfp->sm_phy_retries); in sfp_debug_state_show()
1682 seq_printf(s, "Signalling rate: %u kBd\n", sfp->rate_kbd); in sfp_debug_state_show()
1683 seq_printf(s, "Rate select threshold: %u kBd\n", in sfp_debug_state_show()
1684 sfp->rs_threshold_kbd); in sfp_debug_state_show()
1685 seq_printf(s, "moddef0: %d\n", !!(sfp->state & SFP_F_PRESENT)); in sfp_debug_state_show()
1686 seq_printf(s, "rx_los: %d\n", !!(sfp->state & SFP_F_LOS)); in sfp_debug_state_show()
1687 seq_printf(s, "tx_fault: %d\n", !!(sfp->state & SFP_F_TX_FAULT)); in sfp_debug_state_show()
1688 seq_printf(s, "tx_disable: %d\n", !!(sfp->state & SFP_F_TX_DISABLE)); in sfp_debug_state_show()
1689 seq_printf(s, "rs0: %d\n", !!(sfp->state & SFP_F_RS0)); in sfp_debug_state_show()
1690 seq_printf(s, "rs1: %d\n", !!(sfp->state & SFP_F_RS1)); in sfp_debug_state_show()
1697 sfp->debugfs_dir = debugfs_create_dir(dev_name(sfp->dev), NULL); in sfp_debugfs_init()
1699 debugfs_create_file("state", 0600, sfp->debugfs_dir, sfp, in sfp_debugfs_init()
1705 debugfs_remove_recursive(sfp->debugfs_dir); in sfp_debugfs_exit()
1721 mutex_lock(&sfp->st_mutex); in sfp_module_tx_fault_reset()
1722 state = sfp->state; in sfp_module_tx_fault_reset()
1730 mutex_unlock(&sfp->st_mutex); in sfp_module_tx_fault_reset()
1737 mod_delayed_work(system_power_efficient_wq, &sfp->timeout, in sfp_sm_set_timer()
1740 cancel_delayed_work(&sfp->timeout); in sfp_sm_set_timer()
1746 sfp->sm_state = state; in sfp_sm_next()
1753 sfp->sm_mod_state = state; in sfp_sm_mod_next()
1759 sfp_remove_phy(sfp->sfp_bus); in sfp_sm_phy_detach()
1760 phy_device_remove(sfp->mod_phy); in sfp_sm_phy_detach()
1761 phy_device_free(sfp->mod_phy); in sfp_sm_phy_detach()
1762 sfp->mod_phy = NULL; in sfp_sm_phy_detach()
1770 phy = get_phy_device(sfp->i2c_mii, addr, is_c45); in sfp_sm_probe_phy()
1771 if (phy == ERR_PTR(-ENODEV)) in sfp_sm_probe_phy()
1774 dev_err(sfp->dev, "mdiobus scan returned %pe\n", phy); in sfp_sm_probe_phy()
1779 phy->is_on_sfp_module = true; in sfp_sm_probe_phy()
1784 dev_err(sfp->dev, "phy_device_register failed: %pe\n", in sfp_sm_probe_phy()
1789 err = sfp_add_phy(sfp->sfp_bus, phy); in sfp_sm_probe_phy()
1793 dev_err(sfp->dev, "sfp_add_phy failed: %pe\n", ERR_PTR(err)); in sfp_sm_probe_phy()
1797 sfp->mod_phy = phy; in sfp_sm_probe_phy()
1804 sfp_link_up(sfp->sfp_bus); in sfp_sm_link_up()
1810 sfp_link_down(sfp->sfp_bus); in sfp_sm_link_down()
1817 __be16 los_options = sfp->id.ext.options & (los_inverted | los_normal); in sfp_sm_link_check_los()
1825 los = !(sfp->state & SFP_F_LOS); in sfp_sm_link_check_los()
1827 los = !!(sfp->state & SFP_F_LOS); in sfp_sm_link_check_los()
1839 __be16 los_options = sfp->id.ext.options & (los_inverted | los_normal); in sfp_los_event_active()
1849 __be16 los_options = sfp->id.ext.options & (los_inverted | los_normal); in sfp_los_event_inactive()
1857 if (sfp->sm_fault_retries && !--sfp->sm_fault_retries) { in sfp_sm_fault()
1858 dev_err(sfp->dev, in sfp_sm_fault()
1863 dev_err(sfp->dev, "module transmit fault indicated\n"); in sfp_sm_fault()
1871 if (sfp->mdio_protocol != MDIO_I2C_NONE) in sfp_sm_add_mdio_bus()
1877 /* Probe a SFP for a PHY device if the module supports copper - the PHY
1882 * negotiation enabled, but some may be in 1000base-X - which is for the
1892 switch (sfp->mdio_protocol) { in sfp_sm_probe_for_phy()
1917 if (sfp->id.ext.sff8472_compliance >= SFP_SFF8472_COMPLIANCE_REV10_2 && in sfp_module_parse_power()
1918 sfp->id.ext.options & cpu_to_be16(SFP_OPTIONS_POWER_DECL)) in sfp_module_parse_power()
1921 if (sfp->id.ext.sff8472_compliance >= SFP_SFF8472_COMPLIANCE_REV11_4 && in sfp_module_parse_power()
1922 sfp->id.ext.options & cpu_to_be16(SFP_OPTIONS_HIGH_POWER_LEVEL)) in sfp_module_parse_power()
1927 sfp->module_power_mW = power_mW; in sfp_module_parse_power()
1931 supports_a2 = sfp->id.ext.sff8472_compliance != in sfp_module_parse_power()
1933 sfp->id.ext.diagmon & SFP_DIAGMON_DDM; in sfp_module_parse_power()
1935 if (power_mW > sfp->max_power_mW) { in sfp_module_parse_power()
1942 dev_err(sfp->dev, in sfp_module_parse_power()
1945 return -EINVAL; in sfp_module_parse_power()
1947 dev_warn(sfp->dev, in sfp_module_parse_power()
1966 if (sfp->id.ext.diagmon & SFP_DIAGMON_ADDRMODE) { in sfp_module_parse_power()
1967 dev_warn(sfp->dev, in sfp_module_parse_power()
1973 sfp->module_power_mW = power_mW; in sfp_module_parse_power()
1986 dev_err(sfp->dev, "failed to %sable high power: %pe\n", in sfp_sm_mod_hpower()
1988 return -EAGAIN; in sfp_sm_mod_hpower()
1992 dev_info(sfp->dev, "Module switched to %u.%uW power level\n", in sfp_sm_mod_hpower()
1993 sfp->module_power_mW / 1000, in sfp_sm_mod_hpower()
1994 (sfp->module_power_mW / 100) % 10); in sfp_sm_mod_hpower()
2003 sfp->rs_threshold_kbd = 0; in sfp_module_parse_rate_select()
2004 sfp->rs_state_mask = 0; in sfp_module_parse_rate_select()
2006 if (!(sfp->id.ext.options & cpu_to_be16(SFP_OPTIONS_RATE_SELECT))) in sfp_module_parse_rate_select()
2010 /* Default to INF-8074 RateSelect operation. The signalling threshold in sfp_module_parse_rate_select()
2011 * rate is not well specified, so always select "Full Bandwidth", but in sfp_module_parse_rate_select()
2012 * SFF-8079 reveals that it is understood that RS0 will be low for in sfp_module_parse_rate_select()
2013 * 1.0625Gb/s and high for 2.125Gb/s. Choose a value half-way between. in sfp_module_parse_rate_select()
2014 * This method exists prior to SFF-8472. in sfp_module_parse_rate_select()
2016 sfp->rs_state_mask = SFP_F_RS0; in sfp_module_parse_rate_select()
2017 sfp->rs_threshold_kbd = 1594; in sfp_module_parse_rate_select()
2019 /* Parse the rate identifier, which is complicated due to history: in sfp_module_parse_rate_select()
2020 * SFF-8472 rev 9.5 marks this field as reserved. in sfp_module_parse_rate_select()
2021 * SFF-8079 references SFF-8472 rev 9.5 and defines bit 0. SFF-8472 in sfp_module_parse_rate_select()
2023 * SFF-8472 rev 10.2 defines this field using values 0..4 in sfp_module_parse_rate_select()
2024 * SFF-8472 rev 11.0 redefines this field with bit 0 for SFF-8079 in sfp_module_parse_rate_select()
2027 rate_id = sfp->id.base.rate_id; in sfp_module_parse_rate_select()
2032 /* SFF-8472 rev 10.0..10.4 did not account for SFF-8079 using bit 0, in sfp_module_parse_rate_select()
2033 * and allocated value 3 to SFF-8431 independent tx/rx rate select. in sfp_module_parse_rate_select()
2034 * Convert this to a SFF-8472 rev 11.0 rate identifier. in sfp_module_parse_rate_select()
2036 if (sfp->id.ext.sff8472_compliance >= SFP_SFF8472_COMPLIANCE_REV10_2 && in sfp_module_parse_rate_select()
2037 sfp->id.ext.sff8472_compliance < SFP_SFF8472_COMPLIANCE_REV11_0 && in sfp_module_parse_rate_select()
2042 /* SFF-8079 RateSelect / Application Select in conjunction with in sfp_module_parse_rate_select()
2043 * SFF-8472 rev 9.5. SFF-8079 defines rate_id as a bitfield in sfp_module_parse_rate_select()
2044 * with only bit 0 used, which takes precedence over SFF-8472. in sfp_module_parse_rate_select()
2046 if (!(sfp->id.ext.enhopts & SFP_ENHOPTS_APP_SELECT_SFF8079)) { in sfp_module_parse_rate_select()
2047 /* SFF-8079 Part 1 - rate selection between Fibre in sfp_module_parse_rate_select()
2052 sfp->rs_threshold_kbd = 2125 - 1; in sfp_module_parse_rate_select()
2053 sfp->rs_state_mask = SFP_F_RS0; in sfp_module_parse_rate_select()
2058 /* SFF-8472 rev 9.5 does not define the rate identifier */ in sfp_module_parse_rate_select()
2059 if (sfp->id.ext.sff8472_compliance <= SFP_SFF8472_COMPLIANCE_REV9_5) in sfp_module_parse_rate_select()
2062 /* SFF-8472 rev 11.0 defines rate_id as a numerical value which will in sfp_module_parse_rate_select()
2063 * always have bit 0 clear due to SFF-8079's bitfield usage of rate_id. in sfp_module_parse_rate_select()
2067 sfp->rs_threshold_kbd = 4250; in sfp_module_parse_rate_select()
2068 sfp->rs_state_mask = SFP_F_RS0; in sfp_module_parse_rate_select()
2072 sfp->rs_threshold_kbd = 4250; in sfp_module_parse_rate_select()
2073 sfp->rs_state_mask = SFP_F_RS1; in sfp_module_parse_rate_select()
2077 sfp->rs_threshold_kbd = 4250; in sfp_module_parse_rate_select()
2078 sfp->rs_state_mask = SFP_F_RS0 | SFP_F_RS1; in sfp_module_parse_rate_select()
2082 sfp->rs_threshold_kbd = 9000; in sfp_module_parse_rate_select()
2083 sfp->rs_state_mask = SFP_F_RS0 | SFP_F_RS1; in sfp_module_parse_rate_select()
2088 /* GPON modules based on Realtek RTL8672 and RTL9601C chips (e.g. V-SOL
2089 * V2801F, CarlitoxxPro CPGOS03-0490, Ubiquiti U-Fiber Instant, ...) do
2090 * not support multibyte reads from the EEPROM. Each multi-byte read
2093 * chips. Moreover every OEM of V-SOL V2801F module puts its own vendor
2095 * module is V-SOL V2801F. Therefore check for those zeros in the read
2101 size_t i, block_size = sfp->i2c_block_size; in sfp_id_needs_byte_io()
2108 if (memchr_inv(buf + i, '\0', min(block_size - 1, len - i))) in sfp_id_needs_byte_io()
2119 if (id->base.phys_id != SFF8024_ID_SFF_8472 || in sfp_cotsworks_fixup_check()
2120 id->base.phys_ext_id != SFP_PHYS_EXT_ID_SFP || in sfp_cotsworks_fixup_check()
2121 id->base.connector != SFF8024_CONNECTOR_LC) { in sfp_cotsworks_fixup_check()
2122 dev_warn(sfp->dev, "Rewriting fiber module EEPROM with corrected values\n"); in sfp_cotsworks_fixup_check()
2123 id->base.phys_id = SFF8024_ID_SFF_8472; in sfp_cotsworks_fixup_check()
2124 id->base.phys_ext_id = SFP_PHYS_EXT_ID_SFP; in sfp_cotsworks_fixup_check()
2125 id->base.connector = SFF8024_CONNECTOR_LC; in sfp_cotsworks_fixup_check()
2126 err = sfp_write(sfp, false, SFP_PHYS_ID, &id->base, 3); in sfp_cotsworks_fixup_check()
2128 dev_err(sfp->dev, in sfp_cotsworks_fixup_check()
2138 check = sfp_check(&id->base, sizeof(id->base) - 1); in sfp_cotsworks_fixup_check()
2141 dev_err(sfp->dev, in sfp_cotsworks_fixup_check()
2153 if (sfp->id.ext.diagmon & SFP_DIAGMON_ADDRMODE) in sfp_module_parse_sff8472()
2154 dev_warn(sfp->dev, in sfp_module_parse_sff8472()
2157 sfp->have_a2 = true; in sfp_module_parse_sff8472()
2164 /* SFP module inserted - read I2C data */ in sfp_sm_mod_probe()
2172 sfp->i2c_block_size = SFP_EEPROM_BLOCK_SIZE; in sfp_sm_mod_probe()
2177 dev_err(sfp->dev, "failed to read EEPROM: %pe\n", in sfp_sm_mod_probe()
2179 return -EAGAIN; in sfp_sm_mod_probe()
2183 dev_err(sfp->dev, "EEPROM short read: %pe\n", ERR_PTR(ret)); in sfp_sm_mod_probe()
2184 return -EAGAIN; in sfp_sm_mod_probe()
2188 * address 0x51 is just one byte at a time. Also SFF-8472 requires in sfp_sm_mod_probe()
2194 dev_info(sfp->dev, in sfp_sm_mod_probe()
2196 dev_info(sfp->dev, in sfp_sm_mod_probe()
2198 sfp->i2c_block_size = 1; in sfp_sm_mod_probe()
2203 dev_err(sfp->dev, in sfp_sm_mod_probe()
2206 return -EAGAIN; in sfp_sm_mod_probe()
2210 dev_err(sfp->dev, "EEPROM short read: %pe\n", in sfp_sm_mod_probe()
2212 return -EAGAIN; in sfp_sm_mod_probe()
2234 check = sfp_check(&id.base, sizeof(id.base) - 1); in sfp_sm_mod_probe()
2237 dev_warn(sfp->dev, in sfp_sm_mod_probe()
2241 dev_err(sfp->dev, in sfp_sm_mod_probe()
2246 return -EINVAL; in sfp_sm_mod_probe()
2253 dev_err(sfp->dev, "failed to read EEPROM: %pe\n", in sfp_sm_mod_probe()
2255 return -EAGAIN; in sfp_sm_mod_probe()
2259 dev_err(sfp->dev, "EEPROM short read: %pe\n", ERR_PTR(ret)); in sfp_sm_mod_probe()
2260 return -EAGAIN; in sfp_sm_mod_probe()
2263 check = sfp_check(&id.ext, sizeof(id.ext) - 1); in sfp_sm_mod_probe()
2266 dev_warn(sfp->dev, in sfp_sm_mod_probe()
2270 dev_err(sfp->dev, in sfp_sm_mod_probe()
2279 sfp->id = id; in sfp_sm_mod_probe()
2281 dev_info(sfp->dev, "module %.*s %.*s rev %.*s sn %.*s dc %.*s\n", in sfp_sm_mod_probe()
2289 if (!sfp->type->module_supported(&id)) { in sfp_sm_mod_probe()
2290 dev_err(sfp->dev, in sfp_sm_mod_probe()
2291 "module is not supported - phys id 0x%02x 0x%02x\n", in sfp_sm_mod_probe()
2292 sfp->id.base.phys_id, sfp->id.base.phys_ext_id); in sfp_sm_mod_probe()
2293 return -EINVAL; in sfp_sm_mod_probe()
2296 if (sfp->id.ext.sff8472_compliance != SFP_SFF8472_COMPLIANCE_NONE) { in sfp_sm_mod_probe()
2310 if (sfp->gpio[GPIO_TX_DISABLE]) in sfp_sm_mod_probe()
2312 if (sfp->gpio[GPIO_TX_FAULT]) in sfp_sm_mod_probe()
2314 if (sfp->gpio[GPIO_LOS]) in sfp_sm_mod_probe()
2316 if (sfp->gpio[GPIO_RS0]) in sfp_sm_mod_probe()
2318 if (sfp->gpio[GPIO_RS1]) in sfp_sm_mod_probe()
2321 sfp->module_t_start_up = T_START_UP; in sfp_sm_mod_probe()
2322 sfp->module_t_wait = T_WAIT; in sfp_sm_mod_probe()
2324 sfp->tx_fault_ignore = false; in sfp_sm_mod_probe()
2326 if (sfp->id.base.extended_cc == SFF8024_ECC_10GBASE_T_SFI || in sfp_sm_mod_probe()
2327 sfp->id.base.extended_cc == SFF8024_ECC_10GBASE_T_SR || in sfp_sm_mod_probe()
2328 sfp->id.base.extended_cc == SFF8024_ECC_5GBASE_T || in sfp_sm_mod_probe()
2329 sfp->id.base.extended_cc == SFF8024_ECC_2_5GBASE_T) in sfp_sm_mod_probe()
2330 sfp->mdio_protocol = MDIO_I2C_C45; in sfp_sm_mod_probe()
2331 else if (sfp->id.base.e1000_base_t) in sfp_sm_mod_probe()
2332 sfp->mdio_protocol = MDIO_I2C_MARVELL_C22; in sfp_sm_mod_probe()
2334 sfp->mdio_protocol = MDIO_I2C_NONE; in sfp_sm_mod_probe()
2336 sfp->quirk = sfp_lookup_quirk(&id); in sfp_sm_mod_probe()
2338 mutex_lock(&sfp->st_mutex); in sfp_sm_mod_probe()
2340 sfp->state_hw_mask = mask; in sfp_sm_mod_probe()
2342 /* We want to drive the rate select pins that the module is using */ in sfp_sm_mod_probe()
2343 sfp->state_hw_drive |= sfp->rs_state_mask; in sfp_sm_mod_probe()
2345 if (sfp->quirk && sfp->quirk->fixup) in sfp_sm_mod_probe()
2346 sfp->quirk->fixup(sfp); in sfp_sm_mod_probe()
2347 mutex_unlock(&sfp->st_mutex); in sfp_sm_mod_probe()
2354 if (sfp->sm_mod_state > SFP_MOD_WAITDEV) in sfp_sm_mod_remove()
2355 sfp_module_remove(sfp->sfp_bus); in sfp_sm_mod_remove()
2359 memset(&sfp->id, 0, sizeof(sfp->id)); in sfp_sm_mod_remove()
2360 sfp->module_power_mW = 0; in sfp_sm_mod_remove()
2361 sfp->state_hw_drive = SFP_F_TX_DISABLE; in sfp_sm_mod_remove()
2362 sfp->have_a2 = false; in sfp_sm_mod_remove()
2364 dev_info(sfp->dev, "module removed\n"); in sfp_sm_mod_remove()
2370 switch (sfp->sm_dev_state) { in sfp_sm_device()
2373 sfp->sm_dev_state = SFP_DEV_DOWN; in sfp_sm_device()
2378 sfp->sm_dev_state = SFP_DEV_DETACHED; in sfp_sm_device()
2380 sfp->sm_dev_state = SFP_DEV_UP; in sfp_sm_device()
2385 sfp->sm_dev_state = SFP_DEV_DETACHED; in sfp_sm_device()
2387 sfp->sm_dev_state = SFP_DEV_DOWN; in sfp_sm_device()
2393 * the on-board EEPROM, and sets up the power level.
2407 if (sfp->sm_dev_state < SFP_DEV_DOWN && in sfp_sm_module()
2408 sfp->sm_mod_state > SFP_MOD_WAITDEV) { in sfp_sm_module()
2409 if (sfp->module_power_mW > 1000 && in sfp_sm_module()
2410 sfp->sm_mod_state > SFP_MOD_HPOWER) in sfp_sm_module()
2416 switch (sfp->sm_mod_state) { in sfp_sm_module()
2420 sfp->sm_mod_tries_init = R_PROBE_RETRY_INIT; in sfp_sm_module()
2421 sfp->sm_mod_tries = R_PROBE_RETRY_SLOW; in sfp_sm_module()
2430 err = sfp_sm_mod_probe(sfp, sfp->sm_mod_tries == 1); in sfp_sm_module()
2431 if (err == -EAGAIN) { in sfp_sm_module()
2432 if (sfp->sm_mod_tries_init && in sfp_sm_module()
2433 --sfp->sm_mod_tries_init) { in sfp_sm_module()
2436 } else if (sfp->sm_mod_tries && --sfp->sm_mod_tries) { in sfp_sm_module()
2437 if (sfp->sm_mod_tries == R_PROBE_RETRY_SLOW - 1) in sfp_sm_module()
2438 dev_warn(sfp->dev, in sfp_sm_module()
2449 /* Force a poll to re-read the hardware signal state after in sfp_sm_module()
2452 mod_delayed_work(system_wq, &sfp->poll, 1); in sfp_sm_module()
2456 dev_warn(sfp->dev, "hwmon probe failed: %pe\n", in sfp_sm_module()
2463 if (sfp->sm_dev_state < SFP_DEV_DOWN) in sfp_sm_module()
2467 err = sfp_module_insert(sfp->sfp_bus, &sfp->id, in sfp_sm_module()
2468 sfp->quirk); in sfp_sm_module()
2475 if (sfp->module_power_mW <= 1000) in sfp_sm_module()
2484 if (err != -EAGAIN) { in sfp_sm_module()
2485 sfp_module_remove(sfp->sfp_bus); in sfp_sm_module()
2517 if (sfp->sm_state != SFP_S_DOWN && in sfp_sm_main()
2518 (sfp->sm_mod_state != SFP_MOD_PRESENT || in sfp_sm_main()
2519 sfp->sm_dev_state != SFP_DEV_UP)) { in sfp_sm_main()
2520 if (sfp->sm_state == SFP_S_LINK_UP && in sfp_sm_main()
2521 sfp->sm_dev_state == SFP_DEV_UP) in sfp_sm_main()
2523 if (sfp->sm_state > SFP_S_INIT) in sfp_sm_main()
2524 sfp_module_stop(sfp->sfp_bus); in sfp_sm_main()
2525 if (sfp->mod_phy) in sfp_sm_main()
2527 if (sfp->i2c_mii) in sfp_sm_main()
2536 switch (sfp->sm_state) { in sfp_sm_main()
2538 if (sfp->sm_mod_state != SFP_MOD_PRESENT || in sfp_sm_main()
2539 sfp->sm_dev_state != SFP_DEV_UP) in sfp_sm_main()
2543 * memory, which implies that we have some level of SFF-8472 in sfp_sm_main()
2546 if (sfp->have_a2) in sfp_sm_main()
2552 sfp->sm_fault_retries = N_FAULT_INIT; in sfp_sm_main()
2559 sfp_sm_next(sfp, SFP_S_WAIT, sfp->module_t_wait); in sfp_sm_main()
2566 if (sfp->state & SFP_F_TX_FAULT) { in sfp_sm_main()
2567 /* Wait up to t_init (SFF-8472) or t_start_up (SFF-8431) in sfp_sm_main()
2572 timeout = sfp->module_t_start_up; in sfp_sm_main()
2573 if (timeout > sfp->module_t_wait) in sfp_sm_main()
2574 timeout -= sfp->module_t_wait; in sfp_sm_main()
2588 if (event == SFP_E_TIMEOUT && sfp->state & SFP_F_TX_FAULT) { in sfp_sm_main()
2593 sfp->sm_fault_retries == N_FAULT_INIT); in sfp_sm_main()
2602 sfp->sm_phy_retries = R_PHY_RETRY; in sfp_sm_main()
2615 if (ret == -ENODEV) { in sfp_sm_main()
2616 if (--sfp->sm_phy_retries) { in sfp_sm_main()
2620 dev_info(sfp->dev, "no PHY detected\n"); in sfp_sm_main()
2626 if (sfp_module_start(sfp->sfp_bus)) { in sfp_sm_main()
2633 sfp->sm_fault_retries = N_FAULT; in sfp_sm_main()
2639 sfp_sm_next(sfp, SFP_S_INIT, sfp->module_t_start_up); in sfp_sm_main()
2663 sfp_sm_next(sfp, SFP_S_REINIT, sfp->module_t_start_up); in sfp_sm_main()
2668 if (event == SFP_E_TIMEOUT && sfp->state & SFP_F_TX_FAULT) { in sfp_sm_main()
2671 dev_info(sfp->dev, "module transmit fault recovered\n"); in sfp_sm_main()
2683 dev_dbg(sfp->dev, "SM: enter %s:%s:%s event %s\n", in __sfp_sm_event()
2684 mod_state_to_str(sfp->sm_mod_state), in __sfp_sm_event()
2685 dev_state_to_str(sfp->sm_dev_state), in __sfp_sm_event()
2686 sm_state_to_str(sfp->sm_state), in __sfp_sm_event()
2693 dev_dbg(sfp->dev, "SM: exit %s:%s:%s\n", in __sfp_sm_event()
2694 mod_state_to_str(sfp->sm_mod_state), in __sfp_sm_event()
2695 dev_state_to_str(sfp->sm_dev_state), in __sfp_sm_event()
2696 sm_state_to_str(sfp->sm_state)); in __sfp_sm_event()
2701 mutex_lock(&sfp->sm_mutex); in sfp_sm_event()
2703 mutex_unlock(&sfp->sm_mutex); in sfp_sm_event()
2730 sfp->rate_kbd = rate_kbd; in sfp_set_signal_rate()
2732 if (rate_kbd > sfp->rs_threshold_kbd) in sfp_set_signal_rate()
2733 set = sfp->rs_state_mask; in sfp_set_signal_rate()
2744 if (sfp->id.ext.sff8472_compliance && in sfp_module_info()
2745 !(sfp->id.ext.diagmon & SFP_DIAGMON_ADDRMODE)) { in sfp_module_info()
2746 modinfo->type = ETH_MODULE_SFF_8472; in sfp_module_info()
2747 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; in sfp_module_info()
2749 modinfo->type = ETH_MODULE_SFF_8079; in sfp_module_info()
2750 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; in sfp_module_info()
2761 if (!(sfp->state & SFP_F_PRESENT)) in sfp_module_eeprom()
2762 return -ENODEV; in sfp_module_eeprom()
2764 if (ee->len == 0) in sfp_module_eeprom()
2765 return -EINVAL; in sfp_module_eeprom()
2767 first = ee->offset; in sfp_module_eeprom()
2768 last = ee->offset + ee->len; in sfp_module_eeprom()
2771 len -= first; in sfp_module_eeprom()
2782 len -= first; in sfp_module_eeprom()
2783 first -= ETH_MODULE_SFF_8079_LEN; in sfp_module_eeprom()
2796 if (!(sfp->state & SFP_F_PRESENT)) in sfp_module_eeprom_by_page()
2797 return -ENODEV; in sfp_module_eeprom_by_page()
2799 if (page->bank) { in sfp_module_eeprom_by_page()
2801 return -EOPNOTSUPP; in sfp_module_eeprom_by_page()
2804 if (page->page) { in sfp_module_eeprom_by_page()
2806 return -EOPNOTSUPP; in sfp_module_eeprom_by_page()
2809 if (page->i2c_address != 0x50 && in sfp_module_eeprom_by_page()
2810 page->i2c_address != 0x51) { in sfp_module_eeprom_by_page()
2812 return -EOPNOTSUPP; in sfp_module_eeprom_by_page()
2815 return sfp_read(sfp, page->i2c_address == 0x51, page->offset, in sfp_module_eeprom_by_page()
2816 page->data, page->length); in sfp_module_eeprom_by_page()
2844 mutex_lock(&sfp->st_mutex); in sfp_check_state()
2846 changed = state ^ sfp->state; in sfp_check_state()
2847 if (sfp->tx_fault_ignore) in sfp_check_state()
2854 dev_dbg(sfp->dev, "%s %u -> %u\n", gpio_names[i], in sfp_check_state()
2855 !!(sfp->state & BIT(i)), !!(state & BIT(i))); in sfp_check_state()
2857 state |= sfp->state & SFP_F_OUTPUTS; in sfp_check_state()
2858 sfp->state = state; in sfp_check_state()
2859 mutex_unlock(&sfp->st_mutex); in sfp_check_state()
2861 mutex_lock(&sfp->sm_mutex); in sfp_check_state()
2873 mutex_unlock(&sfp->sm_mutex); in sfp_check_state()
2894 if (sfp->state_soft_mask & (SFP_F_LOS | SFP_F_TX_FAULT) || in sfp_poll()
2895 sfp->need_poll) in sfp_poll()
2896 mod_delayed_work(system_wq, &sfp->poll, poll_jiffies); in sfp_poll()
2905 return ERR_PTR(-ENOMEM); in sfp_alloc()
2907 sfp->dev = dev; in sfp_alloc()
2908 sfp->i2c_block_size = SFP_EEPROM_BLOCK_SIZE; in sfp_alloc()
2910 mutex_init(&sfp->sm_mutex); in sfp_alloc()
2911 mutex_init(&sfp->st_mutex); in sfp_alloc()
2912 INIT_DELAYED_WORK(&sfp->poll, sfp_poll); in sfp_alloc()
2913 INIT_DELAYED_WORK(&sfp->timeout, sfp_timeout); in sfp_alloc()
2926 cancel_delayed_work_sync(&sfp->poll); in sfp_cleanup()
2927 cancel_delayed_work_sync(&sfp->timeout); in sfp_cleanup()
2928 if (sfp->i2c_mii) { in sfp_cleanup()
2929 mdiobus_unregister(sfp->i2c_mii); in sfp_cleanup()
2930 mdiobus_free(sfp->i2c_mii); in sfp_cleanup()
2932 if (sfp->i2c) in sfp_cleanup()
2933 i2c_put_adapter(sfp->i2c); in sfp_cleanup()
2943 h = fwnode_find_reference(dev_fwnode(sfp->dev), "i2c-bus", 0); in sfp_i2c_get()
2945 dev_err(sfp->dev, "missing 'i2c-bus' property\n"); in sfp_i2c_get()
2946 return -ENODEV; in sfp_i2c_get()
2951 err = -EPROBE_DEFER; in sfp_i2c_get()
2970 sfp = sfp_alloc(&pdev->dev); in sfp_probe()
2976 err = devm_add_action_or_reset(sfp->dev, sfp_cleanup, sfp); in sfp_probe()
2980 sff = device_get_match_data(sfp->dev); in sfp_probe()
2984 sfp->type = sff; in sfp_probe()
2991 if (sff->gpios & BIT(i)) { in sfp_probe()
2992 sfp->gpio[i] = devm_gpiod_get_optional(sfp->dev, in sfp_probe()
2994 if (IS_ERR(sfp->gpio[i])) in sfp_probe()
2995 return PTR_ERR(sfp->gpio[i]); in sfp_probe()
2998 sfp->state_hw_mask = SFP_F_PRESENT; in sfp_probe()
2999 sfp->state_hw_drive = SFP_F_TX_DISABLE; in sfp_probe()
3001 sfp->get_state = sfp_gpio_get_state; in sfp_probe()
3002 sfp->set_state = sfp_gpio_set_state; in sfp_probe()
3005 if (!(sfp->gpio[GPIO_MODDEF0])) in sfp_probe()
3006 sfp->get_state = sff_gpio_get_state; in sfp_probe()
3008 device_property_read_u32(&pdev->dev, "maximum-power-milliwatt", in sfp_probe()
3009 &sfp->max_power_mW); in sfp_probe()
3010 if (sfp->max_power_mW < 1000) { in sfp_probe()
3011 if (sfp->max_power_mW) in sfp_probe()
3012 dev_warn(sfp->dev, in sfp_probe()
3014 sfp->max_power_mW = 1000; in sfp_probe()
3017 dev_info(sfp->dev, "Host maximum power %u.%uW\n", in sfp_probe()
3018 sfp->max_power_mW / 1000, (sfp->max_power_mW / 100) % 10); in sfp_probe()
3023 sfp->state = sfp_get_state(sfp) | SFP_F_TX_DISABLE; in sfp_probe()
3025 if (sfp->gpio[GPIO_RS0] && in sfp_probe()
3026 gpiod_get_value_cansleep(sfp->gpio[GPIO_RS0])) in sfp_probe()
3027 sfp->state |= SFP_F_RS0; in sfp_probe()
3028 sfp_set_state(sfp, sfp->state); in sfp_probe()
3030 if (sfp->state & SFP_F_PRESENT) { in sfp_probe()
3037 if (gpio_flags[i] != GPIOD_IN || !sfp->gpio[i]) in sfp_probe()
3040 sfp->gpio_irq[i] = gpiod_to_irq(sfp->gpio[i]); in sfp_probe()
3041 if (sfp->gpio_irq[i] < 0) { in sfp_probe()
3042 sfp->gpio_irq[i] = 0; in sfp_probe()
3043 sfp->need_poll = true; in sfp_probe()
3047 sfp_irq_name = devm_kasprintf(sfp->dev, GFP_KERNEL, in sfp_probe()
3048 "%s-%s", dev_name(sfp->dev), in sfp_probe()
3052 return -ENOMEM; in sfp_probe()
3054 err = devm_request_threaded_irq(sfp->dev, sfp->gpio_irq[i], in sfp_probe()
3061 sfp->gpio_irq[i] = 0; in sfp_probe()
3062 sfp->need_poll = true; in sfp_probe()
3066 if (sfp->need_poll) in sfp_probe()
3067 mod_delayed_work(system_wq, &sfp->poll, poll_jiffies); in sfp_probe()
3074 if (!sfp->gpio[GPIO_TX_DISABLE]) in sfp_probe()
3075 dev_warn(sfp->dev, in sfp_probe()
3078 sfp->sfp_bus = sfp_register_socket(sfp->dev, sfp, &sfp_module_ops); in sfp_probe()
3079 if (!sfp->sfp_bus) in sfp_probe()
3080 return -ENOMEM; in sfp_probe()
3092 sfp_unregister_socket(sfp->sfp_bus); in sfp_remove()
3107 if (!sfp->gpio_irq[i]) in sfp_shutdown()
3110 devm_free_irq(sfp->dev, sfp->gpio_irq[i], sfp); in sfp_shutdown()
3113 cancel_delayed_work_sync(&sfp->poll); in sfp_shutdown()
3114 cancel_delayed_work_sync(&sfp->timeout); in sfp_shutdown()