Lines Matching full:pl
103 #define phylink_printk(level, pl, fmt, ...) \ argument
105 if ((pl)->config->type == PHYLINK_NETDEV) \
106 netdev_printk(level, (pl)->netdev, fmt, ##__VA_ARGS__); \
107 else if ((pl)->config->type == PHYLINK_DEV) \
108 dev_printk(level, (pl)->dev, fmt, ##__VA_ARGS__); \
111 #define phylink_err(pl, fmt, ...) \ argument
112 phylink_printk(KERN_ERR, pl, fmt, ##__VA_ARGS__)
113 #define phylink_warn(pl, fmt, ...) \ argument
114 phylink_printk(KERN_WARNING, pl, fmt, ##__VA_ARGS__)
115 #define phylink_info(pl, fmt, ...) \ argument
116 phylink_printk(KERN_INFO, pl, fmt, ##__VA_ARGS__)
118 #define phylink_dbg(pl, fmt, ...) \ argument
120 if ((pl)->config->type == PHYLINK_NETDEV) \
121 netdev_dbg((pl)->netdev, fmt, ##__VA_ARGS__); \
122 else if ((pl)->config->type == PHYLINK_DEV) \
123 dev_dbg((pl)->dev, fmt, ##__VA_ARGS__); \
126 #define phylink_dbg(pl, fmt, ...) \ argument
127 phylink_printk(KERN_DEBUG, pl, fmt, ##__VA_ARGS__)
129 #define phylink_dbg(pl, fmt, ...) \ argument
132 phylink_printk(KERN_DEBUG, pl, fmt, ##__VA_ARGS__); \
504 static int phylink_validate_mac_and_pcs(struct phylink *pl, in phylink_validate_mac_and_pcs() argument
513 if (pl->mac_ops->mac_select_pcs) { in phylink_validate_mac_and_pcs()
514 pcs = pl->mac_ops->mac_select_pcs(pl->config, state->interface); in phylink_validate_mac_and_pcs()
525 phylink_err(pl, "interface %s: uninitialised PCS\n", in phylink_validate_mac_and_pcs()
537 phylink_err(pl, "MAC returned PCS which does not support %s\n", in phylink_validate_mac_and_pcs()
557 if (pl->mac_ops->mac_get_caps) in phylink_validate_mac_and_pcs()
558 capabilities = pl->mac_ops->mac_get_caps(pl->config, in phylink_validate_mac_and_pcs()
561 capabilities = pl->config->mac_capabilities; in phylink_validate_mac_and_pcs()
568 static void phylink_validate_one(struct phylink *pl, struct phy_device *phy, in phylink_validate_one() argument
586 if (!phylink_validate_mac_and_pcs(pl, tmp_supported, &tmp_state)) { in phylink_validate_one()
587 phylink_dbg(pl, " interface %u (%s) rate match %s supports %*pbl\n", in phylink_validate_one()
598 static int phylink_validate_mask(struct phylink *pl, struct phy_device *phy, in phylink_validate_mask() argument
608 phylink_validate_one(pl, phy, supported, state, interface, in phylink_validate_mask()
617 static int phylink_validate(struct phylink *pl, unsigned long *supported, in phylink_validate() argument
620 const unsigned long *interfaces = pl->config->supported_interfaces; in phylink_validate()
623 return phylink_validate_mask(pl, NULL, supported, state, in phylink_validate()
629 return phylink_validate_mac_and_pcs(pl, supported, state); in phylink_validate()
645 static int phylink_parse_fixedlink(struct phylink *pl, in phylink_parse_fixedlink() argument
660 pl->link_config.speed = speed; in phylink_parse_fixedlink()
661 pl->link_config.duplex = DUPLEX_HALF; in phylink_parse_fixedlink()
664 pl->link_config.duplex = DUPLEX_FULL; in phylink_parse_fixedlink()
671 pl->link_config.lp_advertising); in phylink_parse_fixedlink()
674 pl->link_config.lp_advertising); in phylink_parse_fixedlink()
681 pl->link_gpio = desc; in phylink_parse_fixedlink()
695 phylink_err(pl, "broken fixed-link?\n"); in phylink_parse_fixedlink()
702 pl->link_config.duplex = prop[1] ? in phylink_parse_fixedlink()
704 pl->link_config.speed = prop[2]; in phylink_parse_fixedlink()
707 pl->link_config.lp_advertising); in phylink_parse_fixedlink()
710 pl->link_config.lp_advertising); in phylink_parse_fixedlink()
714 if (pl->link_config.speed > SPEED_1000 && in phylink_parse_fixedlink()
715 pl->link_config.duplex != DUPLEX_FULL) in phylink_parse_fixedlink()
716 phylink_warn(pl, "fixed link specifies half duplex for %dMbps link?\n", in phylink_parse_fixedlink()
717 pl->link_config.speed); in phylink_parse_fixedlink()
719 linkmode_zero(pl->supported); in phylink_parse_fixedlink()
720 phylink_fill_fixedlink_supported(pl->supported); in phylink_parse_fixedlink()
722 linkmode_copy(pl->link_config.advertising, pl->supported); in phylink_parse_fixedlink()
723 phylink_validate(pl, pl->supported, &pl->link_config); in phylink_parse_fixedlink()
725 c = phy_caps_lookup(pl->link_config.speed, pl->link_config.duplex, in phylink_parse_fixedlink()
726 pl->supported, true); in phylink_parse_fixedlink()
728 linkmode_and(match, pl->supported, c->linkmodes); in phylink_parse_fixedlink()
733 linkmode_and(pl->supported, pl->supported, mask); in phylink_parse_fixedlink()
735 phylink_set(pl->supported, MII); in phylink_parse_fixedlink()
738 linkmode_or(pl->supported, pl->supported, match); in phylink_parse_fixedlink()
739 linkmode_or(pl->link_config.lp_advertising, in phylink_parse_fixedlink()
740 pl->link_config.lp_advertising, match); in phylink_parse_fixedlink()
742 phylink_warn(pl, "fixed link %s duplex %dMbps not recognised\n", in phylink_parse_fixedlink()
743 pl->link_config.duplex == DUPLEX_FULL ? "full" : "half", in phylink_parse_fixedlink()
744 pl->link_config.speed); in phylink_parse_fixedlink()
747 linkmode_and(pl->link_config.advertising, pl->link_config.advertising, in phylink_parse_fixedlink()
748 pl->supported); in phylink_parse_fixedlink()
750 pl->link_config.link = 1; in phylink_parse_fixedlink()
751 pl->link_config.an_complete = 1; in phylink_parse_fixedlink()
756 static int phylink_parse_mode(struct phylink *pl, in phylink_parse_mode() argument
763 if (pl->config->default_an_inband) in phylink_parse_mode()
764 pl->cfg_link_an_mode = MLO_AN_INBAND; in phylink_parse_mode()
768 pl->cfg_link_an_mode = MLO_AN_FIXED; in phylink_parse_mode()
773 if (pl->cfg_link_an_mode == MLO_AN_FIXED) { in phylink_parse_mode()
774 phylink_err(pl, in phylink_parse_mode()
779 pl->cfg_link_an_mode = MLO_AN_INBAND; in phylink_parse_mode()
782 if (pl->cfg_link_an_mode == MLO_AN_INBAND) { in phylink_parse_mode()
783 linkmode_zero(pl->supported); in phylink_parse_mode()
784 phylink_set(pl->supported, MII); in phylink_parse_mode()
785 phylink_set(pl->supported, Autoneg); in phylink_parse_mode()
786 phylink_set(pl->supported, Asym_Pause); in phylink_parse_mode()
787 phylink_set(pl->supported, Pause); in phylink_parse_mode()
789 switch (pl->link_config.interface) { in phylink_parse_mode()
809 caps = phylink_get_capabilities(pl->link_config.interface, caps, in phylink_parse_mode()
811 phylink_caps_to_linkmodes(pl->supported, caps); in phylink_parse_mode()
815 phylink_err(pl, in phylink_parse_mode()
817 phy_modes(pl->link_config.interface)); in phylink_parse_mode()
821 linkmode_copy(pl->link_config.advertising, pl->supported); in phylink_parse_mode()
823 if (phylink_validate(pl, pl->supported, &pl->link_config)) { in phylink_parse_mode()
824 phylink_err(pl, in phylink_parse_mode()
833 static void phylink_apply_manual_flow(struct phylink *pl, in phylink_apply_manual_flow() argument
842 if (!(pl->link_config.pause & MLO_PAUSE_AN)) in phylink_apply_manual_flow()
843 state->pause = pl->link_config.pause; in phylink_apply_manual_flow()
938 static unsigned int phylink_inband_caps(struct phylink *pl, in phylink_inband_caps() argument
943 if (!pl->mac_ops->mac_select_pcs) in phylink_inband_caps()
946 pcs = pl->mac_ops->mac_select_pcs(pl->config, interface); in phylink_inband_caps()
953 static void phylink_pcs_poll_stop(struct phylink *pl) in phylink_pcs_poll_stop() argument
955 if (pl->cfg_link_an_mode == MLO_AN_INBAND) in phylink_pcs_poll_stop()
956 timer_delete(&pl->link_poll); in phylink_pcs_poll_stop()
959 static void phylink_pcs_poll_start(struct phylink *pl) in phylink_pcs_poll_start() argument
961 if (pl->pcs && pl->pcs->poll && pl->cfg_link_an_mode == MLO_AN_INBAND) in phylink_pcs_poll_start()
962 mod_timer(&pl->link_poll, jiffies + HZ); in phylink_pcs_poll_start()
965 int phylink_pcs_pre_init(struct phylink *pl, struct phylink_pcs *pcs) in phylink_pcs_pre_init() argument
970 if (pl->config->mac_requires_rxc) in phylink_pcs_pre_init()
980 static void phylink_mac_config(struct phylink *pl, in phylink_mac_config() argument
992 phylink_dbg(pl, in phylink_mac_config()
994 __func__, phylink_an_mode_str(pl->act_link_an_mode), in phylink_mac_config()
1000 pl->mac_ops->mac_config(pl->config, pl->act_link_an_mode, &st); in phylink_mac_config()
1003 static void phylink_pcs_an_restart(struct phylink *pl) in phylink_pcs_an_restart() argument
1005 if (pl->pcs && linkmode_test_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, in phylink_pcs_an_restart()
1006 pl->link_config.advertising) && in phylink_pcs_an_restart()
1007 phy_interface_mode_is_8023z(pl->link_config.interface) && in phylink_pcs_an_restart()
1008 phylink_autoneg_inband(pl->act_link_an_mode)) in phylink_pcs_an_restart()
1009 pl->pcs->ops->pcs_an_restart(pl->pcs); in phylink_pcs_an_restart()
1014 * @pl: a pointer to a &struct phylink returned from phylink_create()
1032 static void phylink_pcs_neg_mode(struct phylink *pl, struct phylink_pcs *pcs, in phylink_pcs_neg_mode() argument
1044 mode = pl->req_link_an_mode; in phylink_pcs_neg_mode()
1046 pl->phy_ib_mode = 0; in phylink_pcs_neg_mode()
1074 pl->pcs_neg_mode = PHYLINK_PCS_NEG_NONE; in phylink_pcs_neg_mode()
1075 pl->act_link_an_mode = mode; in phylink_pcs_neg_mode()
1082 if (pl->phydev) in phylink_pcs_neg_mode()
1083 phy_ib_caps = phy_inband_caps(pl->phydev, interface); in phylink_pcs_neg_mode()
1085 phylink_dbg(pl, "interface %s inband modes: pcs=%02x phy=%02x\n", in phylink_pcs_neg_mode()
1107 pl->phy_ib_mode = LINK_INBAND_DISABLE; in phylink_pcs_neg_mode()
1109 pl->phy_ib_mode = LINK_INBAND_BYPASS; in phylink_pcs_neg_mode()
1119 phylink_warn(pl, in phylink_pcs_neg_mode()
1127 } else if (type == INBAND_CISCO_SGMII || pl->phydev) { in phylink_pcs_neg_mode()
1162 pl->phy_ib_mode = LINK_INBAND_ENABLE; in phylink_pcs_neg_mode()
1164 pl->phy_ib_mode = LINK_INBAND_BYPASS; in phylink_pcs_neg_mode()
1173 pl->phy_ib_mode = LINK_INBAND_DISABLE; in phylink_pcs_neg_mode()
1175 pl->phy_ib_mode = LINK_INBAND_BYPASS; in phylink_pcs_neg_mode()
1178 if (pl->phydev) in phylink_pcs_neg_mode()
1182 phylink_warn(pl, "%s: incompatible in-band capabilities, trying in-band", in phylink_pcs_neg_mode()
1205 pl->pcs_neg_mode = neg_mode; in phylink_pcs_neg_mode()
1206 pl->act_link_an_mode = mode; in phylink_pcs_neg_mode()
1209 static void phylink_major_config(struct phylink *pl, bool restart, in phylink_major_config() argument
1217 phylink_dbg(pl, "major config, requested %s/%s\n", in phylink_major_config()
1218 phylink_an_mode_str(pl->req_link_an_mode), in phylink_major_config()
1221 pl->major_config_failed = false; in phylink_major_config()
1223 if (pl->mac_ops->mac_select_pcs) { in phylink_major_config()
1224 pcs = pl->mac_ops->mac_select_pcs(pl->config, state->interface); in phylink_major_config()
1226 phylink_err(pl, in phylink_major_config()
1230 pl->major_config_failed = true; in phylink_major_config()
1234 pcs_changed = pl->pcs != pcs; in phylink_major_config()
1237 phylink_pcs_neg_mode(pl, pcs, state->interface, state->advertising); in phylink_major_config()
1239 phylink_dbg(pl, "major config, active %s/%s/%s\n", in phylink_major_config()
1240 phylink_an_mode_str(pl->act_link_an_mode), in phylink_major_config()
1241 phylink_pcs_mode_str(pl->pcs_neg_mode), in phylink_major_config()
1244 phylink_pcs_poll_stop(pl); in phylink_major_config()
1246 if (pl->mac_ops->mac_prepare) { in phylink_major_config()
1247 err = pl->mac_ops->mac_prepare(pl->config, pl->act_link_an_mode, in phylink_major_config()
1250 phylink_err(pl, "mac_prepare failed: %pe\n", in phylink_major_config()
1252 pl->major_config_failed = true; in phylink_major_config()
1261 phylink_pcs_disable(pl->pcs); in phylink_major_config()
1263 if (pl->pcs) in phylink_major_config()
1264 pl->pcs->phylink = NULL; in phylink_major_config()
1266 pcs->phylink = pl; in phylink_major_config()
1268 pl->pcs = pcs; in phylink_major_config()
1271 if (pl->pcs) in phylink_major_config()
1272 phylink_pcs_pre_config(pl->pcs, state->interface); in phylink_major_config()
1274 phylink_mac_config(pl, state); in phylink_major_config()
1276 if (pl->pcs) { in phylink_major_config()
1277 err = phylink_pcs_post_config(pl->pcs, state->interface); in phylink_major_config()
1279 phylink_err(pl, "pcs_post_config failed: %pe\n", in phylink_major_config()
1282 pl->major_config_failed = true; in phylink_major_config()
1286 if (pl->pcs_state == PCS_STATE_STARTING || pcs_changed) in phylink_major_config()
1287 phylink_pcs_enable(pl->pcs); in phylink_major_config()
1289 err = phylink_pcs_config(pl->pcs, pl->pcs_neg_mode, state, in phylink_major_config()
1290 !!(pl->link_config.pause & MLO_PAUSE_AN)); in phylink_major_config()
1292 phylink_err(pl, "pcs_config failed: %pe\n", ERR_PTR(err)); in phylink_major_config()
1293 pl->major_config_failed = true; in phylink_major_config()
1299 phylink_pcs_an_restart(pl); in phylink_major_config()
1301 if (pl->mac_ops->mac_finish) { in phylink_major_config()
1302 err = pl->mac_ops->mac_finish(pl->config, pl->act_link_an_mode, in phylink_major_config()
1305 phylink_err(pl, "mac_finish failed: %pe\n", in phylink_major_config()
1308 pl->major_config_failed = true; in phylink_major_config()
1312 if (pl->phydev && pl->phy_ib_mode) { in phylink_major_config()
1313 err = phy_config_inband(pl->phydev, pl->phy_ib_mode); in phylink_major_config()
1315 phylink_err(pl, "phy_config_inband: %pe\n", in phylink_major_config()
1318 pl->major_config_failed = true; in phylink_major_config()
1322 if (pl->sfp_bus) { in phylink_major_config()
1325 sfp_upstream_set_signal_rate(pl->sfp_bus, rate_kbd); in phylink_major_config()
1328 phylink_pcs_poll_start(pl); in phylink_major_config()
1337 static int phylink_change_inband_advert(struct phylink *pl) in phylink_change_inband_advert() argument
1341 if (test_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state)) in phylink_change_inband_advert()
1344 phylink_dbg(pl, "%s: mode=%s/%s adv=%*pb pause=%02x\n", __func__, in phylink_change_inband_advert()
1345 phylink_an_mode_str(pl->req_link_an_mode), in phylink_change_inband_advert()
1346 phy_modes(pl->link_config.interface), in phylink_change_inband_advert()
1347 __ETHTOOL_LINK_MODE_MASK_NBITS, pl->link_config.advertising, in phylink_change_inband_advert()
1348 pl->link_config.pause); in phylink_change_inband_advert()
1351 phylink_pcs_neg_mode(pl, pl->pcs, pl->link_config.interface, in phylink_change_inband_advert()
1352 pl->link_config.advertising); in phylink_change_inband_advert()
1358 ret = phylink_pcs_config(pl->pcs, pl->pcs_neg_mode, &pl->link_config, in phylink_change_inband_advert()
1359 !!(pl->link_config.pause & MLO_PAUSE_AN)); in phylink_change_inband_advert()
1364 phylink_pcs_an_restart(pl); in phylink_change_inband_advert()
1369 static void phylink_mac_pcs_get_state(struct phylink *pl, in phylink_mac_pcs_get_state() argument
1375 linkmode_copy(state->advertising, pl->link_config.advertising); in phylink_mac_pcs_get_state()
1377 state->interface = pl->link_config.interface; in phylink_mac_pcs_get_state()
1378 state->rate_matching = pl->link_config.rate_matching; in phylink_mac_pcs_get_state()
1382 autoneg = pl->pcs_neg_mode == PHYLINK_PCS_NEG_INBAND_ENABLED; in phylink_mac_pcs_get_state()
1388 state->speed = pl->link_config.speed; in phylink_mac_pcs_get_state()
1389 state->duplex = pl->link_config.duplex; in phylink_mac_pcs_get_state()
1390 state->pause = pl->link_config.pause; in phylink_mac_pcs_get_state()
1393 pcs = pl->pcs; in phylink_mac_pcs_get_state()
1395 pcs->ops->pcs_get_state(pcs, pl->pcs_neg_mode, state); in phylink_mac_pcs_get_state()
1403 static void phylink_get_fixed_state(struct phylink *pl, in phylink_get_fixed_state() argument
1406 *state = pl->link_config; in phylink_get_fixed_state()
1407 if (pl->config->get_fixed_state) in phylink_get_fixed_state()
1408 pl->config->get_fixed_state(pl->config, state); in phylink_get_fixed_state()
1409 else if (pl->link_gpio) in phylink_get_fixed_state()
1410 state->link = !!gpiod_get_value_cansleep(pl->link_gpio); in phylink_get_fixed_state()
1416 static void phylink_mac_initial_config(struct phylink *pl, bool force_restart) in phylink_mac_initial_config() argument
1420 switch (pl->req_link_an_mode) { in phylink_mac_initial_config()
1422 link_state = pl->phy_state; in phylink_mac_initial_config()
1426 phylink_get_fixed_state(pl, &link_state); in phylink_mac_initial_config()
1430 link_state = pl->link_config; in phylink_mac_initial_config()
1441 phylink_apply_manual_flow(pl, &link_state); in phylink_mac_initial_config()
1442 phylink_major_config(pl, force_restart, &link_state); in phylink_mac_initial_config()
1459 static void phylink_deactivate_lpi(struct phylink *pl) in phylink_deactivate_lpi() argument
1461 if (pl->mac_enable_tx_lpi) { in phylink_deactivate_lpi()
1462 pl->mac_enable_tx_lpi = false; in phylink_deactivate_lpi()
1464 phylink_dbg(pl, "disabling LPI\n"); in phylink_deactivate_lpi()
1466 pl->mac_ops->mac_disable_tx_lpi(pl->config); in phylink_deactivate_lpi()
1468 phylink_pcs_disable_eee(pl->pcs); in phylink_deactivate_lpi()
1472 static void phylink_activate_lpi(struct phylink *pl) in phylink_activate_lpi() argument
1476 if (!test_bit(pl->cur_interface, pl->config->lpi_interfaces)) { in phylink_activate_lpi()
1477 phylink_dbg(pl, "MAC does not support LPI with %s\n", in phylink_activate_lpi()
1478 phy_modes(pl->cur_interface)); in phylink_activate_lpi()
1482 phylink_dbg(pl, "LPI timer %uus, tx clock stop %u\n", in phylink_activate_lpi()
1483 pl->mac_tx_lpi_timer, pl->mac_tx_clk_stop); in phylink_activate_lpi()
1485 phylink_pcs_enable_eee(pl->pcs); in phylink_activate_lpi()
1487 err = pl->mac_ops->mac_enable_tx_lpi(pl->config, pl->mac_tx_lpi_timer, in phylink_activate_lpi()
1488 pl->mac_tx_clk_stop); in phylink_activate_lpi()
1490 phylink_pcs_disable_eee(pl->pcs); in phylink_activate_lpi()
1491 phylink_err(pl, "%ps() failed: %pe\n", in phylink_activate_lpi()
1492 pl->mac_ops->mac_enable_tx_lpi, ERR_PTR(err)); in phylink_activate_lpi()
1496 pl->mac_enable_tx_lpi = true; in phylink_activate_lpi()
1499 static void phylink_link_up(struct phylink *pl, in phylink_link_up() argument
1502 struct net_device *ndev = pl->netdev; in phylink_link_up()
1531 pl->cur_interface = link_state.interface; in phylink_link_up()
1533 phylink_pcs_link_up(pl->pcs, pl->pcs_neg_mode, pl->cur_interface, speed, in phylink_link_up()
1536 pl->mac_ops->mac_link_up(pl->config, pl->phydev, pl->act_link_an_mode, in phylink_link_up()
1537 pl->cur_interface, speed, duplex, in phylink_link_up()
1540 if (pl->mac_supports_eee && pl->phy_enable_tx_lpi) in phylink_link_up()
1541 phylink_activate_lpi(pl); in phylink_link_up()
1546 phylink_info(pl, in phylink_link_up()
1553 static void phylink_link_down(struct phylink *pl) in phylink_link_down() argument
1555 struct net_device *ndev = pl->netdev; in phylink_link_down()
1560 phylink_deactivate_lpi(pl); in phylink_link_down()
1562 pl->mac_ops->mac_link_down(pl->config, pl->act_link_an_mode, in phylink_link_down()
1563 pl->cur_interface); in phylink_link_down()
1564 phylink_info(pl, "Link is Down\n"); in phylink_link_down()
1567 static bool phylink_link_is_up(struct phylink *pl) in phylink_link_is_up() argument
1569 return pl->netdev ? netif_carrier_ok(pl->netdev) : pl->old_link_state; in phylink_link_is_up()
1574 struct phylink *pl = container_of(w, struct phylink, resolve); in phylink_resolve() local
1580 mutex_lock(&pl->state_mutex); in phylink_resolve()
1581 cur_link_state = phylink_link_is_up(pl); in phylink_resolve()
1583 if (pl->phylink_disable_state) { in phylink_resolve()
1584 pl->link_failed = false; in phylink_resolve()
1586 } else if (pl->link_failed) { in phylink_resolve()
1589 } else if (pl->act_link_an_mode == MLO_AN_FIXED) { in phylink_resolve()
1590 phylink_get_fixed_state(pl, &link_state); in phylink_resolve()
1592 } else if (pl->act_link_an_mode == MLO_AN_PHY) { in phylink_resolve()
1593 link_state = pl->phy_state; in phylink_resolve()
1596 phylink_mac_pcs_get_state(pl, &link_state); in phylink_resolve()
1607 phylink_mac_pcs_get_state(pl, &link_state); in phylink_resolve()
1613 if (pl->phydev) in phylink_resolve()
1614 link_state.link &= pl->phy_state.link; in phylink_resolve()
1617 if (pl->phydev && pl->phy_state.link) { in phylink_resolve()
1621 if (link_state.interface != pl->phy_state.interface) { in phylink_resolve()
1626 link_state.interface = pl->phy_state.interface; in phylink_resolve()
1631 if (pl->phy_state.rate_matching) { in phylink_resolve()
1633 pl->phy_state.rate_matching; in phylink_resolve()
1634 link_state.speed = pl->phy_state.speed; in phylink_resolve()
1635 link_state.duplex = pl->phy_state.duplex; in phylink_resolve()
1641 link_state.pause = pl->phy_state.pause; in phylink_resolve()
1646 if (pl->act_link_an_mode != MLO_AN_FIXED) in phylink_resolve()
1647 phylink_apply_manual_flow(pl, &link_state); in phylink_resolve()
1650 if (link_state.interface != pl->link_config.interface) { in phylink_resolve()
1655 phylink_link_down(pl); in phylink_resolve()
1658 phylink_major_config(pl, false, &link_state); in phylink_resolve()
1659 pl->link_config.interface = link_state.interface; in phylink_resolve()
1666 if (pl->major_config_failed) in phylink_resolve()
1670 pl->old_link_state = link_state.link; in phylink_resolve()
1672 phylink_link_down(pl); in phylink_resolve()
1674 phylink_link_up(pl, link_state); in phylink_resolve()
1677 pl->link_failed = false; in phylink_resolve()
1678 queue_work(system_power_efficient_wq, &pl->resolve); in phylink_resolve()
1680 mutex_unlock(&pl->state_mutex); in phylink_resolve()
1683 static void phylink_run_resolve(struct phylink *pl) in phylink_run_resolve() argument
1685 if (!pl->phylink_disable_state) in phylink_run_resolve()
1686 queue_work(system_power_efficient_wq, &pl->resolve); in phylink_run_resolve()
1689 static void phylink_run_resolve_and_disable(struct phylink *pl, int bit) in phylink_run_resolve_and_disable() argument
1691 unsigned long state = pl->phylink_disable_state; in phylink_run_resolve_and_disable()
1693 set_bit(bit, &pl->phylink_disable_state); in phylink_run_resolve_and_disable()
1695 queue_work(system_power_efficient_wq, &pl->resolve); in phylink_run_resolve_and_disable()
1696 flush_work(&pl->resolve); in phylink_run_resolve_and_disable()
1700 static void phylink_enable_and_run_resolve(struct phylink *pl, int bit) in phylink_enable_and_run_resolve() argument
1702 clear_bit(bit, &pl->phylink_disable_state); in phylink_enable_and_run_resolve()
1703 phylink_run_resolve(pl); in phylink_enable_and_run_resolve()
1708 struct phylink *pl = container_of(t, struct phylink, link_poll); in phylink_fixed_poll() local
1712 phylink_run_resolve(pl); in phylink_fixed_poll()
1717 static int phylink_register_sfp(struct phylink *pl, in phylink_register_sfp() argument
1728 phylink_err(pl, "unable to attach SFP bus: %pe\n", bus); in phylink_register_sfp()
1732 pl->sfp_bus = bus; in phylink_register_sfp()
1734 ret = sfp_bus_add_upstream(bus, pl, &sfp_phylink_ops); in phylink_register_sfp()
1742 * @pl: a pointer to a &struct phylink returned from phylink_create()
1750 int phylink_set_fixed_link(struct phylink *pl, in phylink_set_fixed_link() argument
1756 if (pl->cfg_link_an_mode != MLO_AN_PHY || !state || in phylink_set_fixed_link()
1757 !test_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state)) in phylink_set_fixed_link()
1761 pl->supported, true); in phylink_set_fixed_link()
1765 adv = pl->link_config.advertising; in phylink_set_fixed_link()
1766 linkmode_and(adv, pl->supported, c->linkmodes); in phylink_set_fixed_link()
1769 pl->link_config.speed = state->speed; in phylink_set_fixed_link()
1770 pl->link_config.duplex = state->duplex; in phylink_set_fixed_link()
1771 pl->link_config.link = 1; in phylink_set_fixed_link()
1772 pl->link_config.an_complete = 1; in phylink_set_fixed_link()
1774 pl->cfg_link_an_mode = MLO_AN_FIXED; in phylink_set_fixed_link()
1775 pl->req_link_an_mode = pl->cfg_link_an_mode; in phylink_set_fixed_link()
1802 struct phylink *pl; in phylink_create() local
1812 pl = kzalloc(sizeof(*pl), GFP_KERNEL); in phylink_create()
1813 if (!pl) in phylink_create()
1816 mutex_init(&pl->state_mutex); in phylink_create()
1817 INIT_WORK(&pl->resolve, phylink_resolve); in phylink_create()
1819 pl->config = config; in phylink_create()
1821 pl->netdev = to_net_dev(config->dev); in phylink_create()
1822 netif_carrier_off(pl->netdev); in phylink_create()
1824 pl->dev = config->dev; in phylink_create()
1826 kfree(pl); in phylink_create()
1830 pl->mac_supports_eee_ops = phylink_mac_implements_lpi(mac_ops); in phylink_create()
1831 pl->mac_supports_eee = pl->mac_supports_eee_ops && in phylink_create()
1832 pl->config->lpi_capabilities && in phylink_create()
1833 !phy_interface_empty(pl->config->lpi_interfaces); in phylink_create()
1836 pl->eee_cfg.eee_enabled = pl->config->eee_enabled_default; in phylink_create()
1837 pl->eee_cfg.tx_lpi_enabled = pl->eee_cfg.eee_enabled; in phylink_create()
1838 pl->eee_cfg.tx_lpi_timer = pl->config->lpi_timer_default; in phylink_create()
1840 pl->phy_state.interface = iface; in phylink_create()
1841 pl->link_interface = iface; in phylink_create()
1843 pl->link_port = PORT_BNC; in phylink_create()
1845 pl->link_port = PORT_MII; in phylink_create()
1846 pl->link_config.interface = iface; in phylink_create()
1847 pl->link_config.pause = MLO_PAUSE_AN; in phylink_create()
1848 pl->link_config.speed = SPEED_UNKNOWN; in phylink_create()
1849 pl->link_config.duplex = DUPLEX_UNKNOWN; in phylink_create()
1850 pl->pcs_state = PCS_STATE_DOWN; in phylink_create()
1851 pl->mac_ops = mac_ops; in phylink_create()
1852 __set_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state); in phylink_create()
1853 timer_setup(&pl->link_poll, phylink_fixed_poll, 0); in phylink_create()
1855 linkmode_fill(pl->supported); in phylink_create()
1856 linkmode_copy(pl->link_config.advertising, pl->supported); in phylink_create()
1857 phylink_validate(pl, pl->supported, &pl->link_config); in phylink_create()
1859 ret = phylink_parse_mode(pl, fwnode); in phylink_create()
1861 kfree(pl); in phylink_create()
1865 if (pl->cfg_link_an_mode == MLO_AN_FIXED) { in phylink_create()
1866 ret = phylink_parse_fixedlink(pl, fwnode); in phylink_create()
1868 kfree(pl); in phylink_create()
1873 pl->req_link_an_mode = pl->cfg_link_an_mode; in phylink_create()
1875 ret = phylink_register_sfp(pl, fwnode); in phylink_create()
1877 kfree(pl); in phylink_create()
1881 return pl; in phylink_create()
1887 * @pl: a pointer to a &struct phylink returned from phylink_create()
1894 void phylink_destroy(struct phylink *pl) in phylink_destroy() argument
1896 sfp_bus_del_upstream(pl->sfp_bus); in phylink_destroy()
1897 if (pl->link_gpio) in phylink_destroy()
1898 gpiod_put(pl->link_gpio); in phylink_destroy()
1900 cancel_work_sync(&pl->resolve); in phylink_destroy()
1901 kfree(pl); in phylink_destroy()
1907 * @pl: a pointer to a &struct phylink returned from phylink_create()
1914 bool phylink_expects_phy(struct phylink *pl) in phylink_expects_phy() argument
1916 if (pl->cfg_link_an_mode == MLO_AN_FIXED || in phylink_expects_phy()
1917 (pl->cfg_link_an_mode == MLO_AN_INBAND && in phylink_expects_phy()
1918 phy_interface_mode_is_8023z(pl->link_interface))) in phylink_expects_phy()
1926 struct phylink *pl = phydev->phylink; in phylink_phy_change() local
1931 mutex_lock(&pl->state_mutex); in phylink_phy_change()
1932 pl->phy_state.speed = phydev->speed; in phylink_phy_change()
1933 pl->phy_state.duplex = phydev->duplex; in phylink_phy_change()
1934 pl->phy_state.rate_matching = phydev->rate_matching; in phylink_phy_change()
1935 pl->phy_state.pause = MLO_PAUSE_NONE; in phylink_phy_change()
1937 pl->phy_state.pause |= MLO_PAUSE_TX; in phylink_phy_change()
1939 pl->phy_state.pause |= MLO_PAUSE_RX; in phylink_phy_change()
1940 pl->phy_state.interface = phydev->interface; in phylink_phy_change()
1941 pl->phy_state.link = up; in phylink_phy_change()
1943 pl->link_failed = true; in phylink_phy_change()
1946 pl->phy_enable_tx_lpi = phydev->enable_tx_lpi; in phylink_phy_change()
1947 pl->mac_tx_lpi_timer = phydev->eee_cfg.tx_lpi_timer; in phylink_phy_change()
1948 mutex_unlock(&pl->state_mutex); in phylink_phy_change()
1950 phylink_run_resolve(pl); in phylink_phy_change()
1952 phylink_dbg(pl, "phy link %s %s/%s/%s/%s/%s/%slpi\n", in phylink_phy_change()
1958 phylink_pause_to_str(pl->phy_state.pause), in phylink_phy_change()
1962 static int phylink_validate_phy(struct phylink *pl, struct phy_device *phy, in phylink_validate_phy() argument
1977 pl->config->supported_interfaces); in phylink_validate_phy()
1980 phylink_err(pl, "PHY has no common interfaces\n"); in phylink_validate_phy()
1992 phylink_err(pl, "SFP PHY's possible interfaces becomes empty\n"); in phylink_validate_phy()
1997 phylink_dbg(pl, "PHY %s uses interfaces %*pbl, validating %*pbl\n", in phylink_validate_phy()
2003 return phylink_validate_mask(pl, phy, supported, state, in phylink_validate_phy()
2007 phylink_dbg(pl, "PHY %s doesn't supply possible interfaces\n", in phylink_validate_phy()
2032 return phylink_validate(pl, supported, state); in phylink_validate_phy()
2035 static int phylink_bringup_phy(struct phylink *pl, struct phy_device *phy, in phylink_bringup_phy() argument
2057 ret = phylink_validate_phy(pl, phy, supported, &config); in phylink_bringup_phy()
2059 phylink_warn(pl, "validation of %s with support %*pb and advertisement %*pb failed: %pe\n", in phylink_bringup_phy()
2067 phy->phylink = pl; in phylink_bringup_phy()
2071 phylink_info(pl, in phylink_bringup_phy()
2077 mutex_lock(&pl->state_mutex); in phylink_bringup_phy()
2078 pl->phydev = phy; in phylink_bringup_phy()
2079 pl->phy_state.interface = interface; in phylink_bringup_phy()
2080 pl->phy_state.pause = MLO_PAUSE_NONE; in phylink_bringup_phy()
2081 pl->phy_state.speed = SPEED_UNKNOWN; in phylink_bringup_phy()
2082 pl->phy_state.duplex = DUPLEX_UNKNOWN; in phylink_bringup_phy()
2083 pl->phy_state.rate_matching = RATE_MATCH_NONE; in phylink_bringup_phy()
2084 linkmode_copy(pl->supported, supported); in phylink_bringup_phy()
2085 linkmode_copy(pl->link_config.advertising, config.advertising); in phylink_bringup_phy()
2093 if (pl->mac_supports_eee) { in phylink_bringup_phy()
2098 if (pl->eee_cfg.eee_enabled) in phylink_bringup_phy()
2101 phy->eee_cfg.tx_lpi_enabled = pl->eee_cfg.tx_lpi_enabled; in phylink_bringup_phy()
2102 phy->eee_cfg.tx_lpi_timer = pl->eee_cfg.tx_lpi_timer; in phylink_bringup_phy()
2105 linkmode_zero(pl->supported_lpi); in phylink_bringup_phy()
2106 phylink_caps_to_linkmodes(pl->supported_lpi, in phylink_bringup_phy()
2107 pl->config->lpi_capabilities); in phylink_bringup_phy()
2113 pl->supported_lpi); in phylink_bringup_phy()
2114 } else if (pl->mac_supports_eee_ops) { in phylink_bringup_phy()
2119 mutex_unlock(&pl->state_mutex); in phylink_bringup_phy()
2122 phylink_dbg(pl, in phylink_bringup_phy()
2125 __ETHTOOL_LINK_MODE_MASK_NBITS, pl->supported, in phylink_bringup_phy()
2131 if (pl->config->mac_managed_pm) in phylink_bringup_phy()
2135 pl->mac_tx_clk_stop = phy_eee_tx_clock_stop_capable(phy) > 0; in phylink_bringup_phy()
2137 if (pl->mac_supports_eee_ops) { in phylink_bringup_phy()
2142 pl->config->eee_rx_clk_stop_enable); in phylink_bringup_phy()
2150 static int phylink_attach_phy(struct phylink *pl, struct phy_device *phy, in phylink_attach_phy() argument
2155 if (WARN_ON(pl->cfg_link_an_mode == MLO_AN_FIXED || in phylink_attach_phy()
2156 (pl->cfg_link_an_mode == MLO_AN_INBAND && in phylink_attach_phy()
2157 phy_interface_mode_is_8023z(interface) && !pl->sfp_bus))) in phylink_attach_phy()
2160 if (pl->phydev) in phylink_attach_phy()
2163 if (pl->config->mac_requires_rxc) in phylink_attach_phy()
2166 return phy_attach_direct(pl->netdev, phy, flags, interface); in phylink_attach_phy()
2171 * @pl: a pointer to a &struct phylink returned from phylink_create()
2174 * Connect @phy to the phylink instance specified by @pl by calling
2184 int phylink_connect_phy(struct phylink *pl, struct phy_device *phy) in phylink_connect_phy() argument
2189 if (pl->link_interface == PHY_INTERFACE_MODE_NA) { in phylink_connect_phy()
2190 pl->link_interface = phy->interface; in phylink_connect_phy()
2191 pl->link_config.interface = pl->link_interface; in phylink_connect_phy()
2194 ret = phylink_attach_phy(pl, phy, pl->link_interface); in phylink_connect_phy()
2198 ret = phylink_bringup_phy(pl, phy, pl->link_config.interface); in phylink_connect_phy()
2208 * @pl: a pointer to a &struct phylink returned from phylink_create()
2213 * specified by @pl. Actions specified in phylink_connect_phy() will be
2218 int phylink_of_phy_connect(struct phylink *pl, struct device_node *dn, in phylink_of_phy_connect() argument
2221 return phylink_fwnode_phy_connect(pl, of_fwnode_handle(dn), flags); in phylink_of_phy_connect()
2227 * @pl: a pointer to a &struct phylink returned from phylink_create()
2232 * by @pl.
2236 int phylink_fwnode_phy_connect(struct phylink *pl, in phylink_fwnode_phy_connect() argument
2245 if (pl->cfg_link_an_mode == MLO_AN_FIXED || in phylink_fwnode_phy_connect()
2246 (pl->cfg_link_an_mode == MLO_AN_INBAND && in phylink_fwnode_phy_connect()
2247 phy_interface_mode_is_8023z(pl->link_interface))) in phylink_fwnode_phy_connect()
2252 if (pl->cfg_link_an_mode == MLO_AN_PHY) in phylink_fwnode_phy_connect()
2264 if (pl->link_interface == PHY_INTERFACE_MODE_NA) { in phylink_fwnode_phy_connect()
2265 pl->link_interface = phy_dev->interface; in phylink_fwnode_phy_connect()
2266 pl->link_config.interface = pl->link_interface; in phylink_fwnode_phy_connect()
2269 if (pl->config->mac_requires_rxc) in phylink_fwnode_phy_connect()
2272 ret = phy_attach_direct(pl->netdev, phy_dev, flags, in phylink_fwnode_phy_connect()
2273 pl->link_interface); in phylink_fwnode_phy_connect()
2278 ret = phylink_bringup_phy(pl, phy_dev, pl->link_config.interface); in phylink_fwnode_phy_connect()
2289 * @pl: a pointer to a &struct phylink returned from phylink_create()
2291 * Disconnect any current PHY from the phylink instance described by @pl.
2293 void phylink_disconnect_phy(struct phylink *pl) in phylink_disconnect_phy() argument
2299 phy = pl->phydev; in phylink_disconnect_phy()
2302 mutex_lock(&pl->state_mutex); in phylink_disconnect_phy()
2303 pl->phydev = NULL; in phylink_disconnect_phy()
2304 pl->phy_enable_tx_lpi = false; in phylink_disconnect_phy()
2305 pl->mac_tx_clk_stop = false; in phylink_disconnect_phy()
2306 mutex_unlock(&pl->state_mutex); in phylink_disconnect_phy()
2308 flush_work(&pl->resolve); in phylink_disconnect_phy()
2315 static void phylink_link_changed(struct phylink *pl, bool up, const char *what) in phylink_link_changed() argument
2318 pl->link_failed = true; in phylink_link_changed()
2319 phylink_run_resolve(pl); in phylink_link_changed()
2320 phylink_dbg(pl, "%s link %s\n", what, up ? "up" : "down"); in phylink_link_changed()
2325 * @pl: a pointer to a &struct phylink returned from phylink_create()
2331 void phylink_mac_change(struct phylink *pl, bool up) in phylink_mac_change() argument
2333 phylink_link_changed(pl, up, "mac"); in phylink_mac_change()
2350 struct phylink *pl = pcs->phylink; in phylink_pcs_change() local
2352 if (pl) in phylink_pcs_change()
2353 phylink_link_changed(pl, up, "pcs"); in phylink_pcs_change()
2359 struct phylink *pl = data; in phylink_link_handler() local
2361 phylink_run_resolve(pl); in phylink_link_handler()
2368 * @pl: a pointer to a &struct phylink returned from phylink_create()
2370 * Start the phylink instance specified by @pl, configuring the MAC for the
2374 void phylink_start(struct phylink *pl) in phylink_start() argument
2380 phylink_info(pl, "configuring for %s/%s link mode\n", in phylink_start()
2381 phylink_an_mode_str(pl->req_link_an_mode), in phylink_start()
2382 phy_modes(pl->link_config.interface)); in phylink_start()
2385 if (pl->netdev) in phylink_start()
2386 netif_carrier_off(pl->netdev); in phylink_start()
2388 pl->pcs_state = PCS_STATE_STARTING; in phylink_start()
2398 phylink_mac_initial_config(pl, true); in phylink_start()
2400 pl->pcs_state = PCS_STATE_STARTED; in phylink_start()
2402 phylink_enable_and_run_resolve(pl, PHYLINK_DISABLE_STOPPED); in phylink_start()
2404 if (pl->cfg_link_an_mode == MLO_AN_FIXED && pl->link_gpio) { in phylink_start()
2405 int irq = gpiod_to_irq(pl->link_gpio); in phylink_start()
2411 "netdev link", pl)) in phylink_start()
2412 pl->link_irq = irq; in phylink_start()
2420 if (pl->cfg_link_an_mode == MLO_AN_FIXED) in phylink_start()
2421 poll |= pl->config->poll_fixed_state; in phylink_start()
2424 mod_timer(&pl->link_poll, jiffies + HZ); in phylink_start()
2425 if (pl->phydev) in phylink_start()
2426 phy_start(pl->phydev); in phylink_start()
2427 if (pl->sfp_bus) in phylink_start()
2428 sfp_upstream_start(pl->sfp_bus); in phylink_start()
2434 * @pl: a pointer to a &struct phylink returned from phylink_create()
2436 * Stop the phylink instance specified by @pl. This should be called from the
2444 void phylink_stop(struct phylink *pl) in phylink_stop() argument
2448 if (pl->sfp_bus) in phylink_stop()
2449 sfp_upstream_stop(pl->sfp_bus); in phylink_stop()
2450 if (pl->phydev) in phylink_stop()
2451 phy_stop(pl->phydev); in phylink_stop()
2452 timer_delete_sync(&pl->link_poll); in phylink_stop()
2453 if (pl->link_irq) { in phylink_stop()
2454 free_irq(pl->link_irq, pl); in phylink_stop()
2455 pl->link_irq = 0; in phylink_stop()
2458 phylink_run_resolve_and_disable(pl, PHYLINK_DISABLE_STOPPED); in phylink_stop()
2460 pl->pcs_state = PCS_STATE_DOWN; in phylink_stop()
2462 phylink_pcs_disable(pl->pcs); in phylink_stop()
2468 * @pl: a pointer to a &struct phylink returned from phylink_create()
2474 void phylink_rx_clk_stop_block(struct phylink *pl) in phylink_rx_clk_stop_block() argument
2478 if (pl->mac_rx_clk_stop_blocked == U8_MAX) { in phylink_rx_clk_stop_block()
2479 phylink_warn(pl, "%s called too many times - ignoring\n", in phylink_rx_clk_stop_block()
2488 if (pl->mac_rx_clk_stop_blocked++ == 0 && in phylink_rx_clk_stop_block()
2489 pl->mac_supports_eee_ops && pl->phydev && in phylink_rx_clk_stop_block()
2490 pl->config->eee_rx_clk_stop_enable) in phylink_rx_clk_stop_block()
2491 phy_eee_rx_clock_stop(pl->phydev, false); in phylink_rx_clk_stop_block()
2497 * @pl: a pointer to a &struct phylink returned from phylink_create()
2503 void phylink_rx_clk_stop_unblock(struct phylink *pl) in phylink_rx_clk_stop_unblock() argument
2507 if (pl->mac_rx_clk_stop_blocked == 0) { in phylink_rx_clk_stop_unblock()
2508 phylink_warn(pl, "%s called too many times - ignoring\n", in phylink_rx_clk_stop_unblock()
2517 if (--pl->mac_rx_clk_stop_blocked == 0 && in phylink_rx_clk_stop_unblock()
2518 pl->mac_supports_eee_ops && pl->phydev && in phylink_rx_clk_stop_unblock()
2519 pl->config->eee_rx_clk_stop_enable) in phylink_rx_clk_stop_unblock()
2520 phy_eee_rx_clock_stop(pl->phydev, true); in phylink_rx_clk_stop_unblock()
2526 * @pl: a pointer to a &struct phylink returned from phylink_create()
2538 void phylink_suspend(struct phylink *pl, bool mac_wol) in phylink_suspend() argument
2542 if (mac_wol && (!pl->netdev || pl->netdev->ethtool->wol_enabled)) { in phylink_suspend()
2544 mutex_lock(&pl->state_mutex); in phylink_suspend()
2547 __set_bit(PHYLINK_DISABLE_MAC_WOL, &pl->phylink_disable_state); in phylink_suspend()
2549 pl->suspend_link_up = phylink_link_is_up(pl); in phylink_suspend()
2550 if (pl->suspend_link_up) { in phylink_suspend()
2555 if (pl->netdev) in phylink_suspend()
2556 netif_carrier_off(pl->netdev); in phylink_suspend()
2557 pl->old_link_state = false; in phylink_suspend()
2563 mutex_unlock(&pl->state_mutex); in phylink_suspend()
2565 phylink_stop(pl); in phylink_suspend()
2572 * @pl: a pointer to a &struct phylink returned from phylink_create()
2578 void phylink_prepare_resume(struct phylink *pl) in phylink_prepare_resume() argument
2580 struct phy_device *phydev = pl->phydev; in phylink_prepare_resume()
2590 if (pl->config->mac_requires_rxc && phydev && phydev->suspended) in phylink_prepare_resume()
2597 * @pl: a pointer to a &struct phylink returned from phylink_create()
2602 void phylink_resume(struct phylink *pl) in phylink_resume() argument
2606 if (test_bit(PHYLINK_DISABLE_MAC_WOL, &pl->phylink_disable_state)) { in phylink_resume()
2609 if (pl->suspend_link_up) { in phylink_resume()
2617 mutex_lock(&pl->state_mutex); in phylink_resume()
2618 phylink_link_down(pl); in phylink_resume()
2619 mutex_unlock(&pl->state_mutex); in phylink_resume()
2625 phylink_mac_initial_config(pl, true); in phylink_resume()
2628 phylink_enable_and_run_resolve(pl, PHYLINK_DISABLE_MAC_WOL); in phylink_resume()
2630 phylink_start(pl); in phylink_resume()
2637 * @pl: a pointer to a &struct phylink returned from phylink_create()
2641 * instance specified by @pl. If no PHY is currently attached, report no
2644 void phylink_ethtool_get_wol(struct phylink *pl, struct ethtool_wolinfo *wol) in phylink_ethtool_get_wol() argument
2651 if (pl->phydev) in phylink_ethtool_get_wol()
2652 phy_ethtool_get_wol(pl->phydev, wol); in phylink_ethtool_get_wol()
2658 * @pl: a pointer to a &struct phylink returned from phylink_create()
2662 * instance specified by @pl. If no PHY is attached, returns %EOPNOTSUPP
2667 int phylink_ethtool_set_wol(struct phylink *pl, struct ethtool_wolinfo *wol) in phylink_ethtool_set_wol() argument
2673 if (pl->phydev) in phylink_ethtool_set_wol()
2674 ret = phy_ethtool_set_wol(pl->phydev, wol); in phylink_ethtool_set_wol()
2680 static phy_interface_t phylink_sfp_select_interface(struct phylink *pl, in phylink_sfp_select_interface() argument
2685 interface = sfp_select_interface(pl->sfp_bus, link_modes); in phylink_sfp_select_interface()
2687 phylink_err(pl, in phylink_sfp_select_interface()
2694 if (!test_bit(interface, pl->config->supported_interfaces)) { in phylink_sfp_select_interface()
2695 phylink_err(pl, in phylink_sfp_select_interface()
2699 pl->config->supported_interfaces); in phylink_sfp_select_interface()
2733 * @pl: a pointer to a &struct phylink returned from phylink_create()
2736 * Read the current link settings for the phylink instance specified by @pl.
2740 int phylink_ethtool_ksettings_get(struct phylink *pl, in phylink_ethtool_ksettings_get() argument
2747 if (pl->phydev) in phylink_ethtool_ksettings_get()
2748 phy_ethtool_ksettings_get(pl->phydev, kset); in phylink_ethtool_ksettings_get()
2750 kset->base.port = pl->link_port; in phylink_ethtool_ksettings_get()
2752 linkmode_copy(kset->link_modes.supported, pl->supported); in phylink_ethtool_ksettings_get()
2754 switch (pl->act_link_an_mode) { in phylink_ethtool_ksettings_get()
2760 phylink_get_fixed_state(pl, &link_state); in phylink_ethtool_ksettings_get()
2768 if (pl->phydev) in phylink_ethtool_ksettings_get()
2771 phylink_mac_pcs_get_state(pl, &link_state); in phylink_ethtool_ksettings_get()
2785 static bool phylink_validate_pcs_inband_autoneg(struct phylink *pl, in phylink_validate_pcs_inband_autoneg() argument
2789 unsigned int inband = phylink_inband_caps(pl, interface); in phylink_validate_pcs_inband_autoneg()
2807 * @pl: a pointer to a &struct phylink returned from phylink_create()
2810 int phylink_ethtool_ksettings_set(struct phylink *pl, in phylink_ethtool_ksettings_set() argument
2819 if (pl->phydev) { in phylink_ethtool_ksettings_set()
2824 pl->supported); in phylink_ethtool_ksettings_set()
2827 * to update the pl->link_config settings: in phylink_ethtool_ksettings_set()
2844 return phy_ethtool_ksettings_set(pl->phydev, &phy_kset); in phylink_ethtool_ksettings_set()
2847 config = pl->link_config; in phylink_ethtool_ksettings_set()
2850 pl->supported); in phylink_ethtool_ksettings_set()
2859 pl->supported, false); in phylink_ethtool_ksettings_set()
2866 if (pl->req_link_an_mode == MLO_AN_FIXED) { in phylink_ethtool_ksettings_set()
2867 if (c->speed != pl->link_config.speed || in phylink_ethtool_ksettings_set()
2868 c->duplex != pl->link_config.duplex) in phylink_ethtool_ksettings_set()
2882 if (pl->req_link_an_mode == MLO_AN_FIXED) { in phylink_ethtool_ksettings_set()
2884 pl->link_config.advertising)) in phylink_ethtool_ksettings_set()
2907 if (pl->sfp_bus) { in phylink_ethtool_ksettings_set()
2908 config.interface = phylink_sfp_select_interface(pl, in phylink_ethtool_ksettings_set()
2914 linkmode_copy(support, pl->supported); in phylink_ethtool_ksettings_set()
2915 if (phylink_validate(pl, support, &config)) { in phylink_ethtool_ksettings_set()
2916 phylink_err(pl, "validation of %s/%s with support %*pb failed\n", in phylink_ethtool_ksettings_set()
2917 phylink_an_mode_str(pl->req_link_an_mode), in phylink_ethtool_ksettings_set()
2924 linkmode_copy(support, pl->supported); in phylink_ethtool_ksettings_set()
2925 if (phylink_validate(pl, support, &config)) in phylink_ethtool_ksettings_set()
2938 if (!phylink_validate_pcs_inband_autoneg(pl, config.interface, in phylink_ethtool_ksettings_set()
2942 mutex_lock(&pl->state_mutex); in phylink_ethtool_ksettings_set()
2943 pl->link_config.speed = config.speed; in phylink_ethtool_ksettings_set()
2944 pl->link_config.duplex = config.duplex; in phylink_ethtool_ksettings_set()
2946 if (pl->link_config.interface != config.interface) { in phylink_ethtool_ksettings_set()
2949 if (pl->old_link_state) { in phylink_ethtool_ksettings_set()
2950 phylink_link_down(pl); in phylink_ethtool_ksettings_set()
2951 pl->old_link_state = false; in phylink_ethtool_ksettings_set()
2954 &pl->phylink_disable_state)) in phylink_ethtool_ksettings_set()
2955 phylink_major_config(pl, false, &config); in phylink_ethtool_ksettings_set()
2956 pl->link_config.interface = config.interface; in phylink_ethtool_ksettings_set()
2957 linkmode_copy(pl->link_config.advertising, config.advertising); in phylink_ethtool_ksettings_set()
2958 } else if (!linkmode_equal(pl->link_config.advertising, in phylink_ethtool_ksettings_set()
2960 linkmode_copy(pl->link_config.advertising, config.advertising); in phylink_ethtool_ksettings_set()
2961 phylink_change_inband_advert(pl); in phylink_ethtool_ksettings_set()
2963 mutex_unlock(&pl->state_mutex); in phylink_ethtool_ksettings_set()
2971 * @pl: a pointer to a &struct phylink returned from phylink_create()
2973 * Restart negotiation for the phylink instance specified by @pl. This will
2980 int phylink_ethtool_nway_reset(struct phylink *pl) in phylink_ethtool_nway_reset() argument
2986 if (pl->phydev) in phylink_ethtool_nway_reset()
2987 ret = phy_restart_aneg(pl->phydev); in phylink_ethtool_nway_reset()
2988 phylink_pcs_an_restart(pl); in phylink_ethtool_nway_reset()
2996 * @pl: a pointer to a &struct phylink returned from phylink_create()
2999 void phylink_ethtool_get_pauseparam(struct phylink *pl, in phylink_ethtool_get_pauseparam() argument
3004 pause->autoneg = !!(pl->link_config.pause & MLO_PAUSE_AN); in phylink_ethtool_get_pauseparam()
3005 pause->rx_pause = !!(pl->link_config.pause & MLO_PAUSE_RX); in phylink_ethtool_get_pauseparam()
3006 pause->tx_pause = !!(pl->link_config.pause & MLO_PAUSE_TX); in phylink_ethtool_get_pauseparam()
3012 * @pl: a pointer to a &struct phylink returned from phylink_create()
3015 int phylink_ethtool_set_pauseparam(struct phylink *pl, in phylink_ethtool_set_pauseparam() argument
3018 struct phylink_link_state *config = &pl->link_config; in phylink_ethtool_set_pauseparam()
3024 if (pl->req_link_an_mode == MLO_AN_FIXED) in phylink_ethtool_set_pauseparam()
3027 if (!phylink_test(pl->supported, Pause) && in phylink_ethtool_set_pauseparam()
3028 !phylink_test(pl->supported, Asym_Pause)) in phylink_ethtool_set_pauseparam()
3031 if (!phylink_test(pl->supported, Asym_Pause) && in phylink_ethtool_set_pauseparam()
3043 mutex_lock(&pl->state_mutex); in phylink_ethtool_set_pauseparam()
3069 if (!pl->phydev) in phylink_ethtool_set_pauseparam()
3070 phylink_change_inband_advert(pl); in phylink_ethtool_set_pauseparam()
3072 mutex_unlock(&pl->state_mutex); in phylink_ethtool_set_pauseparam()
3079 if (pl->phydev) in phylink_ethtool_set_pauseparam()
3080 phy_set_asym_pause(pl->phydev, pause->rx_pause, in phylink_ethtool_set_pauseparam()
3088 pl->link_failed = true; in phylink_ethtool_set_pauseparam()
3089 phylink_run_resolve(pl); in phylink_ethtool_set_pauseparam()
3099 * @pl: a pointer to a &struct phylink returned from phylink_create().
3102 * with the phylink instance specified by @pl.
3106 int phylink_get_eee_err(struct phylink *pl) in phylink_get_eee_err() argument
3112 if (pl->phydev) in phylink_get_eee_err()
3113 ret = phy_get_eee_err(pl->phydev); in phylink_get_eee_err()
3121 * @pl: a pointer to a &struct phylink returned from phylink_create()
3124 int phylink_ethtool_get_eee(struct phylink *pl, struct ethtool_keee *eee) in phylink_ethtool_get_eee() argument
3130 if (pl->mac_supports_eee_ops && !pl->mac_supports_eee) in phylink_ethtool_get_eee()
3133 if (pl->phydev) { in phylink_ethtool_get_eee()
3134 ret = phy_ethtool_get_eee(pl->phydev, eee); in phylink_ethtool_get_eee()
3136 if (ret == 0 && pl->mac_supports_eee_ops) in phylink_ethtool_get_eee()
3138 pl->supported_lpi); in phylink_ethtool_get_eee()
3147 * @pl: a pointer to a &struct phylink returned from phylink_create()
3150 int phylink_ethtool_set_eee(struct phylink *pl, struct ethtool_keee *eee) in phylink_ethtool_set_eee() argument
3152 bool mac_eee = pl->mac_supports_eee; in phylink_ethtool_set_eee()
3157 phylink_dbg(pl, "mac %s phylink EEE%s, adv %*pbl, LPI%s timer %uus\n", in phylink_ethtool_set_eee()
3163 if (pl->mac_supports_eee_ops && !mac_eee) in phylink_ethtool_set_eee()
3166 if (pl->phydev) { in phylink_ethtool_set_eee()
3168 if (pl->mac_supports_eee_ops) in phylink_ethtool_set_eee()
3170 pl->supported_lpi); in phylink_ethtool_set_eee()
3171 ret = phy_ethtool_set_eee(pl->phydev, eee); in phylink_ethtool_set_eee()
3173 eee_to_eeecfg(&pl->eee_cfg, eee); in phylink_ethtool_set_eee()
3206 static int phylink_phy_read(struct phylink *pl, unsigned int phy_id, in phylink_phy_read() argument
3209 struct phy_device *phydev = pl->phydev; in phylink_phy_read()
3215 return mdiobus_c45_read(pl->phydev->mdio.bus, prtad, devad, in phylink_phy_read()
3241 return mdiobus_c45_read(pl->phydev->mdio.bus, prtad, devad, in phylink_phy_read()
3245 return mdiobus_read(pl->phydev->mdio.bus, phy_id, reg); in phylink_phy_read()
3248 static int phylink_phy_write(struct phylink *pl, unsigned int phy_id, in phylink_phy_write() argument
3251 struct phy_device *phydev = pl->phydev; in phylink_phy_write()
3257 return mdiobus_c45_write(pl->phydev->mdio.bus, prtad, devad, in phylink_phy_write()
3282 return mdiobus_c45_write(pl->phydev->mdio.bus, phy_id, devad, in phylink_phy_write()
3289 static int phylink_mii_read(struct phylink *pl, unsigned int phy_id, in phylink_mii_read() argument
3295 switch (pl->act_link_an_mode) { in phylink_mii_read()
3298 phylink_get_fixed_state(pl, &state); in phylink_mii_read()
3308 phylink_mac_pcs_get_state(pl, &state); in phylink_mii_read()
3317 static int phylink_mii_write(struct phylink *pl, unsigned int phy_id, in phylink_mii_write() argument
3320 switch (pl->act_link_an_mode) { in phylink_mii_write()
3336 * @pl: a pointer to a &struct phylink returned from phylink_create()
3341 * specified by @pl. If no PHY is attached, emulate the presence of the PHY.
3352 int phylink_mii_ioctl(struct phylink *pl, struct ifreq *ifr, int cmd) in phylink_mii_ioctl() argument
3359 if (pl->phydev) { in phylink_mii_ioctl()
3363 mii->phy_id = pl->phydev->mdio.addr; in phylink_mii_ioctl()
3367 ret = phylink_phy_read(pl, mii->phy_id, mii->reg_num); in phylink_mii_ioctl()
3375 ret = phylink_phy_write(pl, mii->phy_id, mii->reg_num, in phylink_mii_ioctl()
3380 ret = phy_mii_ioctl(pl->phydev, ifr, cmd); in phylink_mii_ioctl()
3390 ret = phylink_mii_read(pl, mii->phy_id, mii->reg_num); in phylink_mii_ioctl()
3398 ret = phylink_mii_write(pl, mii->phy_id, mii->reg_num, in phylink_mii_ioctl()
3415 * @pl: a pointer to a &struct phylink returned from phylink_create()
3424 int phylink_speed_down(struct phylink *pl, bool sync) in phylink_speed_down() argument
3430 if (!pl->sfp_bus && pl->phydev) in phylink_speed_down()
3431 ret = phy_speed_down(pl->phydev, sync); in phylink_speed_down()
3440 * @pl: a pointer to a &struct phylink returned from phylink_create()
3447 int phylink_speed_up(struct phylink *pl) in phylink_speed_up() argument
3453 if (!pl->sfp_bus && pl->phydev) in phylink_speed_up()
3454 ret = phy_speed_up(pl->phydev); in phylink_speed_up()
3462 struct phylink *pl = upstream; in phylink_sfp_attach() local
3464 pl->netdev->sfp_bus = bus; in phylink_sfp_attach()
3469 struct phylink *pl = upstream; in phylink_sfp_detach() local
3471 pl->netdev->sfp_bus = NULL; in phylink_sfp_detach()
3474 static phy_interface_t phylink_choose_sfp_interface(struct phylink *pl, in phylink_choose_sfp_interface() argument
3490 static void phylink_sfp_set_config(struct phylink *pl, unsigned long *supported, in phylink_sfp_set_config() argument
3496 phylink_dbg(pl, "requesting link mode %s/%s with support %*pb\n", in phylink_sfp_set_config()
3500 if (!linkmode_equal(pl->supported, supported)) { in phylink_sfp_set_config()
3501 linkmode_copy(pl->supported, supported); in phylink_sfp_set_config()
3505 if (!linkmode_equal(pl->link_config.advertising, state->advertising)) { in phylink_sfp_set_config()
3506 linkmode_copy(pl->link_config.advertising, state->advertising); in phylink_sfp_set_config()
3510 if (pl->req_link_an_mode != mode || in phylink_sfp_set_config()
3511 pl->link_config.interface != state->interface) { in phylink_sfp_set_config()
3512 pl->req_link_an_mode = mode; in phylink_sfp_set_config()
3513 pl->link_config.interface = state->interface; in phylink_sfp_set_config()
3517 phylink_info(pl, "switched to %s/%s link mode\n", in phylink_sfp_set_config()
3523 &pl->phylink_disable_state)) in phylink_sfp_set_config()
3524 phylink_mac_initial_config(pl, false); in phylink_sfp_set_config()
3527 static int phylink_sfp_config_phy(struct phylink *pl, struct phy_device *phy) in phylink_sfp_config_phy() argument
3543 ret = phylink_validate(pl, support, &config); in phylink_sfp_config_phy()
3545 phylink_err(pl, "validation with support %*pb failed: %pe\n", in phylink_sfp_config_phy()
3551 config.interface = phylink_sfp_select_interface(pl, config.advertising); in phylink_sfp_config_phy()
3558 ret = phylink_attach_phy(pl, phy, config.interface); in phylink_sfp_config_phy()
3563 ret = phylink_bringup_phy(pl, phy, config.interface); in phylink_sfp_config_phy()
3569 pl->link_port = pl->sfp_port; in phylink_sfp_config_phy()
3571 phylink_sfp_set_config(pl, support, &config, true); in phylink_sfp_config_phy()
3576 static int phylink_sfp_config_optical(struct phylink *pl) in phylink_sfp_config_optical() argument
3584 phylink_dbg(pl, "optical SFP: interfaces=[mac=%*pbl, sfp=%*pbl]\n", in phylink_sfp_config_optical()
3586 pl->config->supported_interfaces, in phylink_sfp_config_optical()
3588 pl->sfp_interfaces); in phylink_sfp_config_optical()
3593 phy_interface_and(interfaces, pl->config->supported_interfaces, in phylink_sfp_config_optical()
3594 pl->sfp_interfaces); in phylink_sfp_config_optical()
3596 phylink_err(pl, "unsupported SFP module: no common interface modes\n"); in phylink_sfp_config_optical()
3601 linkmode_copy(support, pl->sfp_support); in phylink_sfp_config_optical()
3602 linkmode_copy(config.advertising, pl->sfp_support); in phylink_sfp_config_optical()
3610 ret = phylink_validate_mask(pl, NULL, pl->sfp_support, &config, in phylink_sfp_config_optical()
3613 phylink_err(pl, "unsupported SFP module: validation with support %*pb failed\n", in phylink_sfp_config_optical()
3618 interface = phylink_choose_sfp_interface(pl, interfaces); in phylink_sfp_config_optical()
3620 phylink_err(pl, "failed to select SFP interface\n"); in phylink_sfp_config_optical()
3624 phylink_dbg(pl, "optical SFP: chosen %s interface\n", in phylink_sfp_config_optical()
3627 if (!phylink_validate_pcs_inband_autoneg(pl, interface, in phylink_sfp_config_optical()
3629 phylink_err(pl, "autoneg setting not compatible with PCS"); in phylink_sfp_config_optical()
3636 ret = phylink_validate(pl, support, &config); in phylink_sfp_config_optical()
3638 phylink_err(pl, "validation with support %*pb failed: %pe\n", in phylink_sfp_config_optical()
3644 pl->link_port = pl->sfp_port; in phylink_sfp_config_optical()
3646 phylink_sfp_set_config(pl, pl->sfp_support, &config, false); in phylink_sfp_config_optical()
3654 struct phylink *pl = upstream; in phylink_sfp_module_insert() local
3658 linkmode_zero(pl->sfp_support); in phylink_sfp_module_insert()
3659 phy_interface_zero(pl->sfp_interfaces); in phylink_sfp_module_insert()
3660 sfp_parse_support(pl->sfp_bus, id, pl->sfp_support, pl->sfp_interfaces); in phylink_sfp_module_insert()
3661 pl->sfp_port = sfp_parse_port(pl->sfp_bus, id, pl->sfp_support); in phylink_sfp_module_insert()
3664 pl->sfp_may_have_phy = sfp_may_have_phy(pl->sfp_bus, id); in phylink_sfp_module_insert()
3665 if (pl->sfp_may_have_phy) in phylink_sfp_module_insert()
3668 return phylink_sfp_config_optical(pl); in phylink_sfp_module_insert()
3673 struct phylink *pl = upstream; in phylink_sfp_module_start() local
3676 if (pl->phydev) { in phylink_sfp_module_start()
3677 phy_start(pl->phydev); in phylink_sfp_module_start()
3684 if (!pl->sfp_may_have_phy) in phylink_sfp_module_start()
3687 return phylink_sfp_config_optical(pl); in phylink_sfp_module_start()
3692 struct phylink *pl = upstream; in phylink_sfp_module_stop() local
3695 if (pl->phydev) in phylink_sfp_module_stop()
3696 phy_stop(pl->phydev); in phylink_sfp_module_stop()
3701 struct phylink *pl = upstream; in phylink_sfp_link_down() local
3705 phylink_run_resolve_and_disable(pl, PHYLINK_DISABLE_LINK); in phylink_sfp_link_down()
3710 struct phylink *pl = upstream; in phylink_sfp_link_up() local
3714 phylink_enable_and_run_resolve(pl, PHYLINK_DISABLE_LINK); in phylink_sfp_link_up()
3719 struct phylink *pl = upstream; in phylink_sfp_connect_phy() local
3722 phylink_err(pl, "PHY %s (id 0x%.8lx) has no driver loaded\n", in phylink_sfp_connect_phy()
3724 …phylink_err(pl, "Drivers which handle known common cases: CONFIG_BCM84881_PHY, CONFIG_MARVELL_PHY\… in phylink_sfp_connect_phy()
3739 pl->config->supported_interfaces); in phylink_sfp_connect_phy()
3742 return phylink_sfp_config_phy(pl, phy); in phylink_sfp_connect_phy()