Lines Matching defs:phydev
61 static void phy_process_state_change(struct phy_device *phydev,
64 if (old_state != phydev->state) {
65 phydev_dbg(phydev, "PHY state change %s -> %s\n",
67 phy_state_to_str(phydev->state));
68 if (phydev->drv && phydev->drv->link_change_notify)
69 phydev->drv->link_change_notify(phydev);
73 static void phy_link_up(struct phy_device *phydev)
75 phydev->phy_link_change(phydev, true);
76 phy_led_trigger_change_speed(phydev);
79 static void phy_link_down(struct phy_device *phydev)
81 phydev->phy_link_change(phydev, false);
82 phy_led_trigger_change_speed(phydev);
83 WRITE_ONCE(phydev->link_down_events, phydev->link_down_events + 1);
86 static const char *phy_pause_str(struct phy_device *phydev)
90 if (phydev->autoneg == AUTONEG_DISABLE)
94 phydev->advertising);
96 phydev->advertising);
98 if (local_pause && phydev->pause)
101 if (local_asym_pause && phydev->asym_pause) {
104 if (phydev->pause)
114 * @phydev: the phy_device struct
116 void phy_print_status(struct phy_device *phydev)
118 if (phydev->link) {
119 netdev_info(phydev->attached_dev,
121 phy_speed_to_str(phydev->speed),
122 phy_duplex_to_str(phydev->duplex),
123 phydev->downshifted_rate ? "(downshifted) " : "",
124 phy_pause_str(phydev));
126 netdev_info(phydev->attached_dev, "Link is Down\n");
133 * @phydev: The phy device to return rate matching for
143 int phy_get_rate_matching(struct phy_device *phydev,
148 if (phydev->drv->get_rate_matching) {
149 mutex_lock(&phydev->lock);
150 ret = phydev->drv->get_rate_matching(phydev, iface);
151 mutex_unlock(&phydev->lock);
160 * @phydev: the phy_device struct
161 * @interrupts: interrupt flags to configure for this @phydev
165 static int phy_config_interrupt(struct phy_device *phydev, bool interrupts)
167 phydev->interrupts = interrupts ? 1 : 0;
168 if (phydev->drv->config_intr)
169 return phydev->drv->config_intr(phydev);
176 * @phydev: target phy_device struct
178 * Restart the autonegotiation on @phydev. Returns >= 0 on success or
181 int phy_restart_aneg(struct phy_device *phydev)
185 if (phydev->is_c45 && !(phydev->c45_ids.devices_in_package & BIT(0)))
186 ret = genphy_c45_restart_aneg(phydev);
188 ret = genphy_restart_aneg(phydev);
196 * @phydev: target phy_device struct
198 * Description: Return the auto-negotiation status from this @phydev
202 int phy_aneg_done(struct phy_device *phydev)
204 if (phydev->drv && phydev->drv->aneg_done)
205 return phydev->drv->aneg_done(phydev);
206 else if (phydev->is_c45)
207 return genphy_c45_aneg_done(phydev);
209 return genphy_aneg_done(phydev);
266 * @phydev: the target phy_device struct
272 static void phy_sanitize_settings(struct phy_device *phydev)
276 setting = phy_find_valid(phydev->speed, phydev->duplex,
277 phydev->supported);
279 phydev->speed = setting->speed;
280 phydev->duplex = setting->duplex;
283 phydev->speed = SPEED_UNKNOWN;
284 phydev->duplex = DUPLEX_UNKNOWN;
288 void phy_ethtool_ksettings_get(struct phy_device *phydev,
291 mutex_lock(&phydev->lock);
292 linkmode_copy(cmd->link_modes.supported, phydev->supported);
293 linkmode_copy(cmd->link_modes.advertising, phydev->advertising);
294 linkmode_copy(cmd->link_modes.lp_advertising, phydev->lp_advertising);
296 cmd->base.speed = phydev->speed;
297 cmd->base.duplex = phydev->duplex;
298 cmd->base.master_slave_cfg = phydev->master_slave_get;
299 cmd->base.master_slave_state = phydev->master_slave_state;
300 cmd->base.rate_matching = phydev->rate_matching;
301 if (phydev->interface == PHY_INTERFACE_MODE_MOCA)
304 cmd->base.port = phydev->port;
305 cmd->base.transceiver = phy_is_internal(phydev) ?
307 cmd->base.phy_address = phydev->mdio.addr;
308 cmd->base.autoneg = phydev->autoneg;
309 cmd->base.eth_tp_mdix_ctrl = phydev->mdix_ctrl;
310 cmd->base.eth_tp_mdix = phydev->mdix;
311 mutex_unlock(&phydev->lock);
317 * @phydev: the phy_device struct
325 int phy_mii_ioctl(struct phy_device *phydev, struct ifreq *ifr, int cmd)
338 mii_data->phy_id = phydev->mdio.addr;
346 phydev->mdio.bus, prtad, devad,
350 phydev->mdio.bus, mii_data->phy_id,
363 if (prtad == phydev->mdio.addr) {
367 if (phydev->autoneg == AUTONEG_ENABLE)
369 phydev->autoneg = AUTONEG_DISABLE;
371 phydev->duplex = DUPLEX_FULL;
373 phydev->duplex = DUPLEX_HALF;
375 phydev->speed = SPEED_1000;
377 phydev->speed = SPEED_100;
378 else phydev->speed = SPEED_10;
380 if (phydev->autoneg == AUTONEG_DISABLE)
382 phydev->autoneg = AUTONEG_ENABLE;
386 mii_adv_mod_linkmode_adv_t(phydev->advertising,
391 mii_ctrl1000_mod_linkmode_adv_t(phydev->advertising,
402 mdiobus_c45_write(phydev->mdio.bus, prtad, devad,
405 mdiobus_write(phydev->mdio.bus, prtad, devad, val);
407 if (prtad == phydev->mdio.addr &&
410 return phy_init_hw(phydev);
413 return phy_start_aneg(phydev);
418 if (phydev->mii_ts && phydev->mii_ts->hwtstamp) {
423 ret = phydev->mii_ts->hwtstamp(phydev->mii_ts, &kernel_cfg, &extack);
449 if (!dev->phydev)
452 return phy_mii_ioctl(dev->phydev, ifr, cmd);
478 * @phydev: the PHY device structure
483 int __phy_hwtstamp_get(struct phy_device *phydev,
486 if (!phydev)
495 * @phydev: the PHY device structure
499 int __phy_hwtstamp_set(struct phy_device *phydev,
503 if (!phydev)
506 if (phydev->mii_ts && phydev->mii_ts->hwtstamp)
507 return phydev->mii_ts->hwtstamp(phydev->mii_ts, config, extack);
515 * @phydev: the phy_device struct
518 void phy_queue_state_machine(struct phy_device *phydev, unsigned long jiffies)
520 mod_delayed_work(system_power_efficient_wq, &phydev->state_queue,
528 * @phydev: the phy_device struct
530 void phy_trigger_machine(struct phy_device *phydev)
532 phy_queue_state_machine(phydev, 0);
536 static void phy_abort_cable_test(struct phy_device *phydev)
540 ethnl_cable_test_finished(phydev);
542 err = phy_init_hw(phydev);
544 phydev_err(phydev, "Error while aborting cable test");
550 * @phydev: the phy_device struct
553 int phy_ethtool_get_strings(struct phy_device *phydev, u8 *data)
555 if (!phydev->drv)
558 mutex_lock(&phydev->lock);
559 phydev->drv->get_strings(phydev, data);
560 mutex_unlock(&phydev->lock);
569 * @phydev: the phy_device struct
571 int phy_ethtool_get_sset_count(struct phy_device *phydev)
575 if (!phydev->drv)
578 if (phydev->drv->get_sset_count &&
579 phydev->drv->get_strings &&
580 phydev->drv->get_stats) {
581 mutex_lock(&phydev->lock);
582 ret = phydev->drv->get_sset_count(phydev);
583 mutex_unlock(&phydev->lock);
595 * @phydev: the phy_device struct
599 int phy_ethtool_get_stats(struct phy_device *phydev,
602 if (!phydev->drv)
605 mutex_lock(&phydev->lock);
606 phydev->drv->get_stats(phydev, stats, data);
607 mutex_unlock(&phydev->lock);
615 * @phydev: the phy_device struct
621 int phy_ethtool_get_plca_cfg(struct phy_device *phydev,
626 if (!phydev->drv) {
631 if (!phydev->drv->get_plca_cfg) {
636 mutex_lock(&phydev->lock);
637 ret = phydev->drv->get_plca_cfg(phydev, plca_cfg);
639 mutex_unlock(&phydev->lock);
646 * @phydev: the phy_device struct
654 static int plca_check_valid(struct phy_device *phydev,
661 phydev->advertising)) {
675 * @phydev: the phy_device struct
682 int phy_ethtool_set_plca_cfg(struct phy_device *phydev,
689 if (!phydev->drv) {
694 if (!phydev->drv->set_plca_cfg ||
695 !phydev->drv->get_plca_cfg) {
706 mutex_lock(&phydev->lock);
708 ret = phydev->drv->get_plca_cfg(phydev, curr_plca_cfg);
760 ret = plca_check_valid(phydev, curr_plca_cfg, extack);
765 ret = phydev->drv->set_plca_cfg(phydev, plca_cfg);
769 mutex_unlock(&phydev->lock);
776 * @phydev: the phy_device struct
782 int phy_ethtool_get_plca_status(struct phy_device *phydev,
787 if (!phydev->drv) {
792 if (!phydev->drv->get_plca_status) {
797 mutex_lock(&phydev->lock);
798 ret = phydev->drv->get_plca_status(phydev, plca_st);
800 mutex_unlock(&phydev->lock);
808 * @phydev: the phy_device struct
811 int phy_start_cable_test(struct phy_device *phydev,
814 struct net_device *dev = phydev->attached_dev;
817 if (!(phydev->drv &&
818 phydev->drv->cable_test_start &&
819 phydev->drv->cable_test_get_status)) {
825 mutex_lock(&phydev->lock);
826 if (phydev->state == PHY_CABLETEST) {
833 if (phydev->state < PHY_UP ||
834 phydev->state > PHY_CABLETEST) {
841 err = ethnl_cable_test_alloc(phydev, ETHTOOL_MSG_CABLE_TEST_NTF);
846 phy_link_down(phydev);
849 err = phydev->drv->cable_test_start(phydev);
852 phy_link_up(phydev);
856 phydev->state = PHY_CABLETEST;
858 if (phy_polling_mode(phydev))
859 phy_trigger_machine(phydev);
861 mutex_unlock(&phydev->lock);
866 ethnl_cable_test_free(phydev);
868 mutex_unlock(&phydev->lock);
877 * @phydev: the phy_device struct
881 int phy_start_cable_test_tdr(struct phy_device *phydev,
885 struct net_device *dev = phydev->attached_dev;
888 if (!(phydev->drv &&
889 phydev->drv->cable_test_tdr_start &&
890 phydev->drv->cable_test_get_status)) {
896 mutex_lock(&phydev->lock);
897 if (phydev->state == PHY_CABLETEST) {
904 if (phydev->state < PHY_UP ||
905 phydev->state > PHY_CABLETEST) {
912 err = ethnl_cable_test_alloc(phydev, ETHTOOL_MSG_CABLE_TEST_TDR_NTF);
917 phy_link_down(phydev);
920 err = phydev->drv->cable_test_tdr_start(phydev, config);
923 phy_link_up(phydev);
927 phydev->state = PHY_CABLETEST;
929 if (phy_polling_mode(phydev))
930 phy_trigger_machine(phydev);
932 mutex_unlock(&phydev->lock);
937 ethnl_cable_test_free(phydev);
939 mutex_unlock(&phydev->lock);
945 int phy_config_aneg(struct phy_device *phydev)
947 if (phydev->drv->config_aneg)
948 return phydev->drv->config_aneg(phydev);
953 if (phydev->is_c45 && !(phydev->c45_ids.devices_in_package & BIT(0)))
954 return genphy_c45_config_aneg(phydev);
956 return genphy_config_aneg(phydev);
962 * @phydev: the phy_device struct
967 static int phy_check_link_status(struct phy_device *phydev)
971 lockdep_assert_held(&phydev->lock);
976 if (phydev->loopback_enabled)
979 err = phy_read_status(phydev);
983 if (phydev->link && phydev->state != PHY_RUNNING) {
984 phy_check_downshift(phydev);
985 phydev->state = PHY_RUNNING;
986 err = genphy_c45_eee_is_active(phydev,
989 phydev->enable_tx_lpi = false;
991 phydev->enable_tx_lpi = phydev->eee_cfg.tx_lpi_enabled;
993 phy_link_up(phydev);
994 } else if (!phydev->link && phydev->state != PHY_NOLINK) {
995 phydev->state = PHY_NOLINK;
996 phydev->enable_tx_lpi = false;
997 phy_link_down(phydev);
1005 * @phydev: the phy_device struct
1012 int _phy_start_aneg(struct phy_device *phydev)
1016 lockdep_assert_held(&phydev->lock);
1018 if (!phydev->drv)
1021 if (AUTONEG_DISABLE == phydev->autoneg)
1022 phy_sanitize_settings(phydev);
1024 err = phy_config_aneg(phydev);
1028 if (phy_is_started(phydev))
1029 err = phy_check_link_status(phydev);
1037 * @phydev: the phy_device struct
1044 int phy_start_aneg(struct phy_device *phydev)
1048 mutex_lock(&phydev->lock);
1049 err = _phy_start_aneg(phydev);
1050 mutex_unlock(&phydev->lock);
1056 static int phy_poll_aneg_done(struct phy_device *phydev)
1063 ret = phy_aneg_done(phydev);
1072 int phy_ethtool_ksettings_set(struct phy_device *phydev,
1080 if (cmd->base.phy_address != phydev->mdio.addr)
1086 linkmode_and(advertising, advertising, phydev->supported);
1103 mutex_lock(&phydev->lock);
1104 phydev->autoneg = autoneg;
1107 phydev->speed = speed;
1108 phydev->duplex = duplex;
1111 linkmode_copy(phydev->advertising, advertising);
1114 phydev->advertising, autoneg == AUTONEG_ENABLE);
1116 phydev->master_slave_set = cmd->base.master_slave_cfg;
1117 phydev->mdix_ctrl = cmd->base.eth_tp_mdix_ctrl;
1120 if (phy_is_started(phydev)) {
1121 phydev->state = PHY_UP;
1122 phy_trigger_machine(phydev);
1124 _phy_start_aneg(phydev);
1127 mutex_unlock(&phydev->lock);
1134 * @phydev: the phy_device struct
1145 int phy_speed_down(struct phy_device *phydev, bool sync)
1150 mutex_lock(&phydev->lock);
1152 if (phydev->autoneg != AUTONEG_ENABLE)
1155 linkmode_copy(adv_tmp, phydev->advertising);
1157 ret = phy_speed_down_core(phydev);
1161 linkmode_copy(phydev->adv_old, adv_tmp);
1163 if (linkmode_equal(phydev->advertising, adv_tmp)) {
1168 ret = phy_config_aneg(phydev);
1172 ret = sync ? phy_poll_aneg_done(phydev) : 0;
1174 mutex_unlock(&phydev->lock);
1182 * @phydev: the phy_device struct
1186 int phy_speed_up(struct phy_device *phydev)
1191 mutex_lock(&phydev->lock);
1193 if (phydev->autoneg != AUTONEG_ENABLE)
1196 if (linkmode_empty(phydev->adv_old))
1199 linkmode_copy(adv_tmp, phydev->advertising);
1200 linkmode_copy(phydev->advertising, phydev->adv_old);
1201 linkmode_zero(phydev->adv_old);
1203 if (linkmode_equal(phydev->advertising, adv_tmp))
1206 ret = phy_config_aneg(phydev);
1208 mutex_unlock(&phydev->lock);
1216 * @phydev: the phy_device struct
1224 void phy_start_machine(struct phy_device *phydev)
1226 phy_trigger_machine(phydev);
1232 * @phydev: target phy_device struct
1238 void phy_stop_machine(struct phy_device *phydev)
1240 cancel_delayed_work_sync(&phydev->state_queue);
1242 mutex_lock(&phydev->lock);
1243 if (phy_is_started(phydev))
1244 phydev->state = PHY_UP;
1245 mutex_unlock(&phydev->lock);
1248 static void phy_process_error(struct phy_device *phydev)
1250 /* phydev->lock must be held for the state change to be safe */
1251 if (!mutex_is_locked(&phydev->lock))
1252 phydev_err(phydev, "PHY-device data unsafe context\n");
1254 phydev->state = PHY_ERROR;
1256 phy_trigger_machine(phydev);
1259 static void phy_error_precise(struct phy_device *phydev,
1263 phy_process_error(phydev);
1268 * @phydev: target phy_device struct
1272 * Must be called with phydev->lock held.
1274 void phy_error(struct phy_device *phydev)
1277 phy_process_error(phydev);
1283 * @phydev: target phy_device struct
1285 int phy_disable_interrupts(struct phy_device *phydev)
1288 return phy_config_interrupt(phydev, PHY_INTERRUPT_DISABLED);
1300 struct phy_device *phydev = phy_dat;
1306 if (IS_ENABLED(CONFIG_PM_SLEEP) && phydev->irq_suspended) {
1307 struct net_device *netdev = phydev->attached_dev;
1320 phydev->irq_rerun = 1;
1325 mutex_lock(&phydev->lock);
1326 ret = phydev->drv->handle_interrupt(phydev);
1327 mutex_unlock(&phydev->lock);
1334 * @phydev: target phy_device struct
1336 static int phy_enable_interrupts(struct phy_device *phydev)
1338 return phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED);
1343 * @phydev: target phy_device struct
1349 void phy_request_interrupt(struct phy_device *phydev)
1353 err = request_threaded_irq(phydev->irq, NULL, phy_interrupt,
1355 phydev_name(phydev), phydev);
1357 phydev_warn(phydev, "Error %d requesting IRQ %d, falling back to polling\n",
1358 err, phydev->irq);
1359 phydev->irq = PHY_POLL;
1361 if (phy_enable_interrupts(phydev)) {
1362 phydev_warn(phydev, "Can't enable interrupt, falling back to polling\n");
1363 phy_free_interrupt(phydev);
1364 phydev->irq = PHY_POLL;
1372 * @phydev: target phy_device struct
1377 void phy_free_interrupt(struct phy_device *phydev)
1379 phy_disable_interrupts(phydev);
1380 free_irq(phydev->irq, phydev);
1390 static enum phy_state_work _phy_state_machine(struct phy_device *phydev)
1393 struct net_device *dev = phydev->attached_dev;
1394 enum phy_state old_state = phydev->state;
1399 switch (phydev->state) {
1408 err = phy_check_link_status(phydev);
1412 err = phydev->drv->cable_test_get_status(phydev, &finished);
1414 phy_abort_cable_test(phydev);
1417 phydev->state = PHY_UP;
1422 ethnl_cable_test_finished(phydev);
1425 phydev->state = PHY_UP;
1430 if (phydev->link) {
1431 phydev->link = 0;
1432 phy_link_down(phydev);
1439 err = _phy_start_aneg(phydev);
1447 phy_error_precise(phydev, func, err);
1449 phy_process_state_change(phydev, old_state);
1459 if (phy_polling_mode(phydev) && phy_is_started(phydev))
1460 phy_queue_state_machine(phydev, PHY_STATE_TIME);
1466 static void _phy_state_machine_post_work(struct phy_device *phydev,
1470 phy_suspend(phydev);
1480 struct phy_device *phydev =
1484 mutex_lock(&phydev->lock);
1485 state_work = _phy_state_machine(phydev);
1486 mutex_unlock(&phydev->lock);
1488 _phy_state_machine_post_work(phydev, state_work);
1493 * @phydev: target phy_device struct
1495 void phy_stop(struct phy_device *phydev)
1497 struct net_device *dev = phydev->attached_dev;
1501 if (!phy_is_started(phydev) && phydev->state != PHY_DOWN &&
1502 phydev->state != PHY_ERROR) {
1504 phy_state_to_str(phydev->state));
1508 mutex_lock(&phydev->lock);
1509 old_state = phydev->state;
1511 if (phydev->state == PHY_CABLETEST) {
1512 phy_abort_cable_test(phydev);
1516 if (phydev->sfp_bus)
1517 sfp_upstream_stop(phydev->sfp_bus);
1519 phydev->state = PHY_HALTED;
1520 phy_process_state_change(phydev, old_state);
1522 state_work = _phy_state_machine(phydev);
1523 mutex_unlock(&phydev->lock);
1525 _phy_state_machine_post_work(phydev, state_work);
1526 phy_stop_machine(phydev);
1537 * @phydev: target phy_device struct
1545 void phy_start(struct phy_device *phydev)
1547 mutex_lock(&phydev->lock);
1549 if (phydev->state != PHY_READY && phydev->state != PHY_HALTED) {
1551 phy_state_to_str(phydev->state));
1555 if (phydev->sfp_bus)
1556 sfp_upstream_start(phydev->sfp_bus);
1559 __phy_resume(phydev);
1561 phydev->state = PHY_UP;
1563 phy_start_machine(phydev);
1565 mutex_unlock(&phydev->lock);
1571 * @phydev: phy_device struct with changed link
1576 void phy_mac_interrupt(struct phy_device *phydev)
1579 phy_trigger_machine(phydev);
1585 * @phydev: target phy_device struct
1593 int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable)
1597 if (!phydev->drv)
1600 ret = genphy_c45_eee_is_active(phydev, NULL, NULL, NULL);
1610 ret = phy_set_bits_mmd(phydev, MDIO_MMD_PCS, MDIO_CTRL1,
1619 * @phydev: target phy_device struct
1624 int phy_get_eee_err(struct phy_device *phydev)
1628 if (!phydev->drv)
1631 mutex_lock(&phydev->lock);
1632 ret = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_EEE_WK_ERR);
1633 mutex_unlock(&phydev->lock);
1641 * @phydev: target phy_device struct
1647 int phy_ethtool_get_eee(struct phy_device *phydev, struct ethtool_keee *data)
1651 if (!phydev->drv)
1654 mutex_lock(&phydev->lock);
1655 ret = genphy_c45_ethtool_get_eee(phydev, data);
1656 eeecfg_to_eee(data, &phydev->eee_cfg);
1657 mutex_unlock(&phydev->lock);
1666 * @phydev: pointer to the target PHY device structure
1677 static void phy_ethtool_set_eee_noneg(struct phy_device *phydev,
1680 if (phydev->eee_cfg.tx_lpi_enabled != data->tx_lpi_enabled ||
1681 phydev->eee_cfg.tx_lpi_timer != data->tx_lpi_timer) {
1682 eee_to_eeecfg(&phydev->eee_cfg, data);
1683 phydev->enable_tx_lpi = eeecfg_mac_can_tx_lpi(&phydev->eee_cfg);
1684 if (phydev->link) {
1685 phydev->link = false;
1686 phy_link_down(phydev);
1687 phydev->link = true;
1688 phy_link_up(phydev);
1695 * @phydev: target phy_device struct
1700 int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_keee *data)
1704 if (!phydev->drv)
1707 mutex_lock(&phydev->lock);
1708 ret = genphy_c45_ethtool_set_eee(phydev, data);
1711 phy_ethtool_set_eee_noneg(phydev, data);
1712 eee_to_eeecfg(&phydev->eee_cfg, data);
1714 mutex_unlock(&phydev->lock);
1723 * @phydev: target phy_device struct
1726 int phy_ethtool_set_wol(struct phy_device *phydev, struct ethtool_wolinfo *wol)
1730 if (phydev->drv && phydev->drv->set_wol) {
1731 mutex_lock(&phydev->lock);
1732 ret = phydev->drv->set_wol(phydev, wol);
1733 mutex_unlock(&phydev->lock);
1745 * @phydev: target phy_device struct
1748 void phy_ethtool_get_wol(struct phy_device *phydev, struct ethtool_wolinfo *wol)
1750 if (phydev->drv && phydev->drv->get_wol) {
1751 mutex_lock(&phydev->lock);
1752 phydev->drv->get_wol(phydev, wol);
1753 mutex_unlock(&phydev->lock);
1761 struct phy_device *phydev = ndev->phydev;
1763 if (!phydev)
1766 phy_ethtool_ksettings_get(phydev, cmd);
1775 struct phy_device *phydev = ndev->phydev;
1777 if (!phydev)
1780 return phy_ethtool_ksettings_set(phydev, cmd);
1790 struct phy_device *phydev = ndev->phydev;
1793 if (!phydev)
1796 if (!phydev->drv)
1799 mutex_lock(&phydev->lock);
1800 ret = phy_restart_aneg(phydev);
1801 mutex_unlock(&phydev->lock);