diff options
Diffstat (limited to 'drivers/net/phy')
36 files changed, 924 insertions, 444 deletions
diff --git a/drivers/net/phy/amd.c b/drivers/net/phy/amd.c index 18141c022b13..6fe5dc9201d0 100644 --- a/drivers/net/phy/amd.c +++ b/drivers/net/phy/amd.c @@ -68,8 +68,6 @@ static struct phy_driver am79c_driver[] = { { .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = am79c_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = am79c_ack_interrupt, .config_intr = am79c_config_intr, } }; diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c index e911e4990b20..1e190f3bca63 100644 --- a/drivers/net/phy/at803x.c +++ b/drivers/net/phy/at803x.c @@ -71,7 +71,6 @@ MODULE_LICENSE("GPL"); struct at803x_priv { bool phy_reset:1; - struct gpio_desc *gpiod_reset; }; struct at803x_context { @@ -250,22 +249,11 @@ static int at803x_probe(struct phy_device *phydev) { struct device *dev = &phydev->mdio.dev; struct at803x_priv *priv; - struct gpio_desc *gpiod_reset; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; - if (phydev->drv->phy_id != ATH8030_PHY_ID) - goto does_not_require_reset_workaround; - - gpiod_reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); - if (IS_ERR(gpiod_reset)) - return PTR_ERR(gpiod_reset); - - priv->gpiod_reset = gpiod_reset; - -does_not_require_reset_workaround: phydev->priv = priv; return 0; @@ -339,14 +327,14 @@ static void at803x_link_change_notify(struct phy_device *phydev) * cannot recover from by software. */ if (phydev->state == PHY_NOLINK) { - if (priv->gpiod_reset && !priv->phy_reset) { + if (phydev->mdio.reset && !priv->phy_reset) { struct at803x_context context; at803x_context_save(phydev, &context); - gpiod_set_value(priv->gpiod_reset, 1); + phy_device_reset(phydev, 1); msleep(1); - gpiod_set_value(priv->gpiod_reset, 0); + phy_device_reset(phydev, 0); msleep(1); at803x_context_restore(phydev, &context); @@ -404,8 +392,6 @@ static struct phy_driver at803x_driver[] = { .resume = at803x_resume, .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = at803x_ack_interrupt, .config_intr = at803x_config_intr, }, { @@ -422,8 +408,6 @@ static struct phy_driver at803x_driver[] = { .resume = at803x_resume, .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = at803x_ack_interrupt, .config_intr = at803x_config_intr, }, { @@ -439,8 +423,6 @@ static struct phy_driver at803x_driver[] = { .resume = at803x_resume, .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .aneg_done = at803x_aneg_done, .ack_interrupt = &at803x_ack_interrupt, .config_intr = &at803x_config_intr, diff --git a/drivers/net/phy/bcm-cygnus.c b/drivers/net/phy/bcm-cygnus.c index 3fe8cc5c177e..6838129839ca 100644 --- a/drivers/net/phy/bcm-cygnus.c +++ b/drivers/net/phy/bcm-cygnus.c @@ -136,8 +136,6 @@ static struct phy_driver bcm_cygnus_phy_driver[] = { .name = "Broadcom Cygnus PHY", .features = PHY_GBIT_FEATURES, .config_init = bcm_cygnus_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, .suspend = genphy_suspend, diff --git a/drivers/net/phy/bcm63xx.c b/drivers/net/phy/bcm63xx.c index b0492ef2cdaa..cf14613745c9 100644 --- a/drivers/net/phy/bcm63xx.c +++ b/drivers/net/phy/bcm63xx.c @@ -69,8 +69,6 @@ static struct phy_driver bcm63xx_driver[] = { .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), .flags = PHY_HAS_INTERRUPT | PHY_IS_INTERNAL, .config_init = bcm63xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm63xx_config_intr, }, { @@ -81,8 +79,6 @@ static struct phy_driver bcm63xx_driver[] = { .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), .flags = PHY_HAS_INTERRUPT | PHY_IS_INTERNAL, .config_init = bcm63xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm63xx_config_intr, } }; diff --git a/drivers/net/phy/bcm7xxx.c b/drivers/net/phy/bcm7xxx.c index 8b33f688ac8a..421feb8f92fe 100644 --- a/drivers/net/phy/bcm7xxx.c +++ b/drivers/net/phy/bcm7xxx.c @@ -611,8 +611,6 @@ static int bcm7xxx_28nm_probe(struct phy_device *phydev) .features = PHY_GBIT_FEATURES, \ .flags = PHY_IS_INTERNAL, \ .config_init = bcm7xxx_28nm_config_init, \ - .config_aneg = genphy_config_aneg, \ - .read_status = genphy_read_status, \ .resume = bcm7xxx_28nm_resume, \ .get_tunable = bcm7xxx_28nm_get_tunable, \ .set_tunable = bcm7xxx_28nm_set_tunable, \ @@ -630,8 +628,6 @@ static int bcm7xxx_28nm_probe(struct phy_device *phydev) .features = PHY_BASIC_FEATURES, \ .flags = PHY_IS_INTERNAL, \ .config_init = bcm7xxx_28nm_ephy_config_init, \ - .config_aneg = genphy_config_aneg, \ - .read_status = genphy_read_status, \ .resume = bcm7xxx_28nm_ephy_resume, \ .get_sset_count = bcm_phy_get_sset_count, \ .get_strings = bcm_phy_get_strings, \ @@ -647,8 +643,6 @@ static int bcm7xxx_28nm_probe(struct phy_device *phydev) .features = PHY_BASIC_FEATURES, \ .flags = PHY_IS_INTERNAL, \ .config_init = bcm7xxx_config_init, \ - .config_aneg = genphy_config_aneg, \ - .read_status = genphy_read_status, \ .suspend = bcm7xxx_suspend, \ .resume = bcm7xxx_config_init, \ } diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c index d7ed69deabfb..3bb6b66dc7bf 100644 --- a/drivers/net/phy/broadcom.c +++ b/drivers/net/phy/broadcom.c @@ -540,6 +540,37 @@ static int brcm_fet_config_intr(struct phy_device *phydev) return err; } +struct bcm53xx_phy_priv { + u64 *stats; +}; + +static int bcm53xx_phy_probe(struct phy_device *phydev) +{ + struct bcm53xx_phy_priv *priv; + + priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + phydev->priv = priv; + + priv->stats = devm_kcalloc(&phydev->mdio.dev, + bcm_phy_get_sset_count(phydev), sizeof(u64), + GFP_KERNEL); + if (!priv->stats) + return -ENOMEM; + + return 0; +} + +static void bcm53xx_phy_get_stats(struct phy_device *phydev, + struct ethtool_stats *stats, u64 *data) +{ + struct bcm53xx_phy_priv *priv = phydev->priv; + + bcm_phy_get_stats(phydev, priv->stats, stats, data); +} + static struct phy_driver broadcom_drivers[] = { { .phy_id = PHY_ID_BCM5411, @@ -548,8 +579,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -559,8 +588,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -570,8 +597,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -581,8 +606,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -592,8 +615,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -603,8 +624,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -614,8 +633,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -626,7 +643,6 @@ static struct phy_driver broadcom_drivers[] = { .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, .config_aneg = bcm5481_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -637,7 +653,6 @@ static struct phy_driver broadcom_drivers[] = { .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, .config_aneg = bcm5481_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -647,7 +662,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm5482_config_init, - .config_aneg = genphy_config_aneg, .read_status = bcm5482_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, @@ -658,8 +672,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -669,8 +681,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -680,8 +690,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = bcm54xx_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { @@ -691,8 +699,6 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = brcm_fet_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = brcm_fet_ack_interrupt, .config_intr = brcm_fet_config_intr, }, { @@ -702,10 +708,18 @@ static struct phy_driver broadcom_drivers[] = { .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = brcm_fet_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = brcm_fet_ack_interrupt, .config_intr = brcm_fet_config_intr, +}, { + .phy_id = PHY_ID_BCM5395, + .phy_id_mask = 0xfffffff0, + .name = "Broadcom BCM5395", + .flags = PHY_IS_INTERNAL, + .features = PHY_GBIT_FEATURES, + .get_sset_count = bcm_phy_get_sset_count, + .get_strings = bcm_phy_get_strings, + .get_stats = bcm53xx_phy_get_stats, + .probe = bcm53xx_phy_probe, } }; module_phy_driver(broadcom_drivers); @@ -726,6 +740,7 @@ static struct mdio_device_id __maybe_unused broadcom_tbl[] = { { PHY_ID_BCM57780, 0xfffffff0 }, { PHY_ID_BCMAC131, 0xfffffff0 }, { PHY_ID_BCM5241, 0xfffffff0 }, + { PHY_ID_BCM5395, 0xfffffff0 }, { } }; diff --git a/drivers/net/phy/cicada.c b/drivers/net/phy/cicada.c index d339c1afea77..c05af00bf4b6 100644 --- a/drivers/net/phy/cicada.c +++ b/drivers/net/phy/cicada.c @@ -110,8 +110,6 @@ static struct phy_driver cis820x_driver[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = &cis820x_config_init, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &cis820x_ack_interrupt, .config_intr = &cis820x_config_intr, }, { @@ -121,8 +119,6 @@ static struct phy_driver cis820x_driver[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = &cis820x_config_init, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &cis820x_ack_interrupt, .config_intr = &cis820x_config_intr, } }; diff --git a/drivers/net/phy/davicom.c b/drivers/net/phy/davicom.c index e28913d9ea7e..5ee99b3b428c 100644 --- a/drivers/net/phy/davicom.c +++ b/drivers/net/phy/davicom.c @@ -153,7 +153,6 @@ static struct phy_driver dm91xx_driver[] = { .flags = PHY_HAS_INTERRUPT, .config_init = dm9161_config_init, .config_aneg = dm9161_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = dm9161_ack_interrupt, .config_intr = dm9161_config_intr, }, { @@ -164,7 +163,6 @@ static struct phy_driver dm91xx_driver[] = { .flags = PHY_HAS_INTERRUPT, .config_init = dm9161_config_init, .config_aneg = dm9161_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = dm9161_ack_interrupt, .config_intr = dm9161_config_intr, }, { @@ -175,7 +173,6 @@ static struct phy_driver dm91xx_driver[] = { .flags = PHY_HAS_INTERRUPT, .config_init = dm9161_config_init, .config_aneg = dm9161_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = dm9161_ack_interrupt, .config_intr = dm9161_config_intr, }, { @@ -184,8 +181,6 @@ static struct phy_driver dm91xx_driver[] = { .phy_id_mask = 0x0ffffff0, .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = dm9161_ack_interrupt, .config_intr = dm9161_config_intr, } }; diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c index cbd629822f04..654f42d00092 100644 --- a/drivers/net/phy/dp83640.c +++ b/drivers/net/phy/dp83640.c @@ -1502,8 +1502,6 @@ static struct phy_driver dp83640_driver = { .probe = dp83640_probe, .remove = dp83640_remove, .config_init = dp83640_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = dp83640_ack_interrupt, .config_intr = dp83640_config_intr, .ts_info = dp83640_ts_info, diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c index 14335d14e9e4..6e8a2a4f3a6e 100644 --- a/drivers/net/phy/dp83822.c +++ b/drivers/net/phy/dp83822.c @@ -325,8 +325,6 @@ static struct phy_driver dp83822_driver[] = { .set_wol = dp83822_set_wol, .ack_interrupt = dp83822_ack_interrupt, .config_intr = dp83822_config_intr, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .suspend = dp83822_suspend, .resume = dp83822_resume, }, diff --git a/drivers/net/phy/dp83848.c b/drivers/net/phy/dp83848.c index 3966d43c5146..cd09c3af2117 100644 --- a/drivers/net/phy/dp83848.c +++ b/drivers/net/phy/dp83848.c @@ -95,8 +95,6 @@ MODULE_DEVICE_TABLE(mdio, dp83848_tbl); .config_init = genphy_config_init, \ .suspend = genphy_suspend, \ .resume = genphy_resume, \ - .config_aneg = genphy_config_aneg, \ - .read_status = genphy_read_status, \ \ /* IRQ related */ \ .ack_interrupt = dp83848_ack_interrupt, \ diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c index c1ab976cc800..ab58224f897f 100644 --- a/drivers/net/phy/dp83867.c +++ b/drivers/net/phy/dp83867.c @@ -324,8 +324,6 @@ static struct phy_driver dp83867_driver[] = { .ack_interrupt = dp83867_ack_interrupt, .config_intr = dp83867_config_intr, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .suspend = genphy_suspend, .resume = genphy_resume, }, diff --git a/drivers/net/phy/icplus.c b/drivers/net/phy/icplus.c index 567280a72241..791587a49215 100644 --- a/drivers/net/phy/icplus.c +++ b/drivers/net/phy/icplus.c @@ -227,8 +227,6 @@ static struct phy_driver icplus_driver[] = { .phy_id_mask = 0x0ffffff0, .features = PHY_GBIT_FEATURES, .config_init = &ip1001_config_init, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .suspend = genphy_suspend, .resume = genphy_resume, }, { @@ -239,8 +237,6 @@ static struct phy_driver icplus_driver[] = { .flags = PHY_HAS_INTERRUPT, .ack_interrupt = ip101a_g_ack_interrupt, .config_init = &ip101a_g_config_init, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .suspend = genphy_suspend, .resume = genphy_resume, } }; diff --git a/drivers/net/phy/intel-xway.c b/drivers/net/phy/intel-xway.c index 55f8c52dd2f1..a11f80cb5388 100644 --- a/drivers/net/phy/intel-xway.c +++ b/drivers/net/phy/intel-xway.c @@ -243,7 +243,6 @@ static struct phy_driver xway_gphy[] = { .flags = PHY_HAS_INTERRUPT, .config_init = xway_gphy_config_init, .config_aneg = xway_gphy14_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = xway_gphy_ack_interrupt, .did_interrupt = xway_gphy_did_interrupt, .config_intr = xway_gphy_config_intr, @@ -257,7 +256,6 @@ static struct phy_driver xway_gphy[] = { .flags = PHY_HAS_INTERRUPT, .config_init = xway_gphy_config_init, .config_aneg = xway_gphy14_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = xway_gphy_ack_interrupt, .did_interrupt = xway_gphy_did_interrupt, .config_intr = xway_gphy_config_intr, @@ -271,7 +269,6 @@ static struct phy_driver xway_gphy[] = { .flags = PHY_HAS_INTERRUPT, .config_init = xway_gphy_config_init, .config_aneg = xway_gphy14_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = xway_gphy_ack_interrupt, .did_interrupt = xway_gphy_did_interrupt, .config_intr = xway_gphy_config_intr, @@ -285,7 +282,6 @@ static struct phy_driver xway_gphy[] = { .flags = PHY_HAS_INTERRUPT, .config_init = xway_gphy_config_init, .config_aneg = xway_gphy14_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = xway_gphy_ack_interrupt, .did_interrupt = xway_gphy_did_interrupt, .config_intr = xway_gphy_config_intr, @@ -298,8 +294,6 @@ static struct phy_driver xway_gphy[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = xway_gphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = xway_gphy_ack_interrupt, .did_interrupt = xway_gphy_did_interrupt, .config_intr = xway_gphy_config_intr, @@ -312,8 +306,6 @@ static struct phy_driver xway_gphy[] = { .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = xway_gphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = xway_gphy_ack_interrupt, .did_interrupt = xway_gphy_did_interrupt, .config_intr = xway_gphy_config_intr, @@ -326,8 +318,6 @@ static struct phy_driver xway_gphy[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = xway_gphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = xway_gphy_ack_interrupt, .did_interrupt = xway_gphy_did_interrupt, .config_intr = xway_gphy_config_intr, @@ -340,8 +330,6 @@ static struct phy_driver xway_gphy[] = { .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = xway_gphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = xway_gphy_ack_interrupt, .did_interrupt = xway_gphy_did_interrupt, .config_intr = xway_gphy_config_intr, diff --git a/drivers/net/phy/lxt.c b/drivers/net/phy/lxt.c index 09d215177fff..c14b254b2879 100644 --- a/drivers/net/phy/lxt.c +++ b/drivers/net/phy/lxt.c @@ -259,8 +259,6 @@ static struct phy_driver lxt97x_driver[] = { .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = lxt970_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = lxt970_ack_interrupt, .config_intr = lxt970_config_intr, }, { @@ -269,8 +267,6 @@ static struct phy_driver lxt97x_driver[] = { .phy_id_mask = 0xfffffff0, .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = lxt971_ack_interrupt, .config_intr = lxt971_config_intr, }, { @@ -290,7 +286,6 @@ static struct phy_driver lxt97x_driver[] = { .flags = 0, .probe = lxt973_probe, .config_aneg = lxt973_config_aneg, - .read_status = genphy_read_status, } }; module_phy_driver(lxt97x_driver); diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index b5a8f750e433..342325a89d5f 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -879,6 +879,8 @@ static int m88e1510_config_init(struct phy_device *phydev) /* SGMII-to-Copper mode initialization */ if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { + u32 pause; + /* Select page 18 */ err = marvell_set_page(phydev, 18); if (err < 0) @@ -902,6 +904,16 @@ static int m88e1510_config_init(struct phy_device *phydev) err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); if (err < 0) return err; + + /* There appears to be a bug in the 88e1512 when used in + * SGMII to copper mode, where the AN advertisment register + * clears the pause bits each time a negotiation occurs. + * This means we can never be truely sure what was advertised, + * so disable Pause support. + */ + pause = SUPPORTED_Pause | SUPPORTED_Asym_Pause; + phydev->supported &= ~pause; + phydev->advertising &= ~pause; } return m88e1121_config_init(phydev); @@ -1962,7 +1974,6 @@ static struct phy_driver marvell_drivers[] = { .probe = marvell_probe, .config_init = &marvell_config_init, .config_aneg = &m88e1101_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &marvell_ack_interrupt, .config_intr = &marvell_config_intr, .resume = &genphy_resume, @@ -1980,7 +1991,6 @@ static struct phy_driver marvell_drivers[] = { .probe = marvell_probe, .config_init = &m88e1111_config_init, .config_aneg = &marvell_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &marvell_ack_interrupt, .config_intr = &marvell_config_intr, .resume = &genphy_resume, @@ -2016,7 +2026,6 @@ static struct phy_driver marvell_drivers[] = { .probe = marvell_probe, .config_init = &m88e1118_config_init, .config_aneg = &m88e1118_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &marvell_ack_interrupt, .config_intr = &marvell_config_intr, .resume = &genphy_resume, @@ -2073,7 +2082,7 @@ static struct phy_driver marvell_drivers[] = { .flags = PHY_HAS_INTERRUPT, .probe = marvell_probe, .config_init = &m88e1145_config_init, - .config_aneg = &marvell_config_aneg, + .config_aneg = &m88e1101_config_aneg, .read_status = &genphy_read_status, .ack_interrupt = &marvell_ack_interrupt, .config_intr = &marvell_config_intr, @@ -2092,7 +2101,6 @@ static struct phy_driver marvell_drivers[] = { .probe = marvell_probe, .config_init = &m88e1149_config_init, .config_aneg = &m88e1118_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &marvell_ack_interrupt, .config_intr = &marvell_config_intr, .resume = &genphy_resume, @@ -2110,7 +2118,6 @@ static struct phy_driver marvell_drivers[] = { .probe = marvell_probe, .config_init = &m88e1111_config_init, .config_aneg = &marvell_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &marvell_ack_interrupt, .config_intr = &marvell_config_intr, .resume = &genphy_resume, @@ -2127,8 +2134,6 @@ static struct phy_driver marvell_drivers[] = { .flags = PHY_HAS_INTERRUPT, .probe = marvell_probe, .config_init = &m88e1116r_config_init, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &marvell_ack_interrupt, .config_intr = &marvell_config_intr, .resume = &genphy_resume, @@ -2204,7 +2209,6 @@ static struct phy_driver marvell_drivers[] = { .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, .probe = marvell_probe, - .config_aneg = &genphy_config_aneg, .config_init = &m88e3016_config_init, .aneg_done = &marvell_aneg_done, .read_status = &marvell_read_status, diff --git a/drivers/net/phy/marvell10g.c b/drivers/net/phy/marvell10g.c index 21b3f36e023a..f0cfba4e758b 100644 --- a/drivers/net/phy/marvell10g.c +++ b/drivers/net/phy/marvell10g.c @@ -84,7 +84,6 @@ static int mv3310_config_init(struct phy_device *phydev) /* Check that the PHY interface type is compatible */ if (phydev->interface != PHY_INTERFACE_MODE_SGMII && - phydev->interface != PHY_INTERFACE_MODE_XGMII && phydev->interface != PHY_INTERFACE_MODE_XAUI && phydev->interface != PHY_INTERFACE_MODE_RXAUI && phydev->interface != PHY_INTERFACE_MODE_10GKR) diff --git a/drivers/net/phy/mdio-xgene.c b/drivers/net/phy/mdio-xgene.c index bfd3090fb055..07c6048200c6 100644 --- a/drivers/net/phy/mdio-xgene.c +++ b/drivers/net/phy/mdio-xgene.c @@ -194,8 +194,11 @@ static int xgene_mdio_reset(struct xgene_mdio_pdata *pdata) } ret = xgene_enet_ecc_init(pdata); - if (ret) + if (ret) { + if (pdata->dev->of_node) + clk_disable_unprepare(pdata->clk); return ret; + } xgene_gmac_reset(pdata); return 0; @@ -388,8 +391,10 @@ static int xgene_mdio_probe(struct platform_device *pdev) return ret; mdio_bus = mdiobus_alloc(); - if (!mdio_bus) - return -ENOMEM; + if (!mdio_bus) { + ret = -ENOMEM; + goto out_clk; + } mdio_bus->name = "APM X-Gene MDIO bus"; @@ -418,7 +423,7 @@ static int xgene_mdio_probe(struct platform_device *pdev) mdio_bus->phy_mask = ~0; ret = mdiobus_register(mdio_bus); if (ret) - goto out; + goto out_mdiobus; acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_HANDLE(dev), 1, acpi_register_phy, NULL, mdio_bus, NULL); @@ -426,16 +431,20 @@ static int xgene_mdio_probe(struct platform_device *pdev) } if (ret) - goto out; + goto out_mdiobus; pdata->mdio_bus = mdio_bus; xgene_mdio_status = true; return 0; -out: +out_mdiobus: mdiobus_free(mdio_bus); +out_clk: + if (dev->of_node) + clk_disable_unprepare(pdata->clk); + return ret; } diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 54d00a1d2bef..a0f34c385cad 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -38,6 +38,7 @@ #include <linux/phy.h> #include <linux/io.h> #include <linux/uaccess.h> +#include <linux/gpio/consumer.h> #include <asm/irq.h> @@ -48,9 +49,26 @@ int mdiobus_register_device(struct mdio_device *mdiodev) { + struct gpio_desc *gpiod = NULL; + if (mdiodev->bus->mdio_map[mdiodev->addr]) return -EBUSY; + /* Deassert the optional reset signal */ + if (mdiodev->dev.of_node) + gpiod = fwnode_get_named_gpiod(&mdiodev->dev.of_node->fwnode, + "reset-gpios", 0, GPIOD_OUT_LOW, + "PHY reset"); + if (PTR_ERR(gpiod) == -ENOENT) + gpiod = NULL; + else if (IS_ERR(gpiod)) + return PTR_ERR(gpiod); + + mdiodev->reset = gpiod; + + /* Assert the reset signal again */ + mdio_device_reset(mdiodev, 1); + mdiodev->bus->mdio_map[mdiodev->addr] = mdiodev; return 0; @@ -421,6 +439,9 @@ void mdiobus_unregister(struct mii_bus *bus) if (!mdiodev) continue; + if (mdiodev->reset) + gpiod_put(mdiodev->reset); + mdiodev->device_remove(mdiodev); mdiodev->device_free(mdiodev); } diff --git a/drivers/net/phy/mdio_device.c b/drivers/net/phy/mdio_device.c index e24f28924af8..c924700cf37b 100644 --- a/drivers/net/phy/mdio_device.c +++ b/drivers/net/phy/mdio_device.c @@ -12,6 +12,8 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/errno.h> +#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/kernel.h> @@ -22,6 +24,7 @@ #include <linux/slab.h> #include <linux/string.h> #include <linux/unistd.h> +#include <linux/delay.h> void mdio_device_free(struct mdio_device *mdiodev) { @@ -114,6 +117,21 @@ void mdio_device_remove(struct mdio_device *mdiodev) } EXPORT_SYMBOL(mdio_device_remove); +void mdio_device_reset(struct mdio_device *mdiodev, int value) +{ + unsigned int d; + + if (!mdiodev->reset) + return; + + gpiod_set_value(mdiodev->reset, value); + + d = value ? mdiodev->reset_assert_delay : mdiodev->reset_deassert_delay; + if (d) + usleep_range(d, d + max_t(unsigned int, d / 10, 100)); +} +EXPORT_SYMBOL(mdio_device_reset); + /** * mdio_probe - probe an MDIO device * @dev: device to probe @@ -128,8 +146,16 @@ static int mdio_probe(struct device *dev) struct mdio_driver *mdiodrv = to_mdio_driver(drv); int err = 0; - if (mdiodrv->probe) + if (mdiodrv->probe) { + /* Deassert the reset signal */ + mdio_device_reset(mdiodev, 0); + err = mdiodrv->probe(mdiodev); + if (err) { + /* Assert the reset signal */ + mdio_device_reset(mdiodev, 1); + } + } return err; } @@ -140,9 +166,13 @@ static int mdio_remove(struct device *dev) struct device_driver *drv = mdiodev->dev.driver; struct mdio_driver *mdiodrv = to_mdio_driver(drv); - if (mdiodrv->remove) + if (mdiodrv->remove) { mdiodrv->remove(mdiodev); + /* Assert the reset signal */ + mdio_device_reset(mdiodev, 1); + } + return 0; } diff --git a/drivers/net/phy/meson-gxl.c b/drivers/net/phy/meson-gxl.c index 842eb871a6e3..ddc2c5ea3787 100644 --- a/drivers/net/phy/meson-gxl.c +++ b/drivers/net/phy/meson-gxl.c @@ -24,31 +24,129 @@ #include <linux/netdevice.h> #include <linux/bitfield.h> -static int meson_gxl_config_init(struct phy_device *phydev) +#define TSTCNTL 20 +#define TSTCNTL_READ BIT(15) +#define TSTCNTL_WRITE BIT(14) +#define TSTCNTL_REG_BANK_SEL GENMASK(12, 11) +#define TSTCNTL_TEST_MODE BIT(10) +#define TSTCNTL_READ_ADDRESS GENMASK(9, 5) +#define TSTCNTL_WRITE_ADDRESS GENMASK(4, 0) +#define TSTREAD1 21 +#define TSTWRITE 23 +#define INTSRC_FLAG 29 +#define INTSRC_ANEG_PR BIT(1) +#define INTSRC_PARALLEL_FAULT BIT(2) +#define INTSRC_ANEG_LP_ACK BIT(3) +#define INTSRC_LINK_DOWN BIT(4) +#define INTSRC_REMOTE_FAULT BIT(5) +#define INTSRC_ANEG_COMPLETE BIT(6) +#define INTSRC_MASK 30 + +#define BANK_ANALOG_DSP 0 +#define BANK_WOL 1 +#define BANK_BIST 3 + +/* WOL Registers */ +#define LPI_STATUS 0xc +#define LPI_STATUS_RSV12 BIT(12) + +/* BIST Registers */ +#define FR_PLL_CONTROL 0x1b +#define FR_PLL_DIV0 0x1c +#define FR_PLL_DIV1 0x1d + +static int meson_gxl_open_banks(struct phy_device *phydev) { - /* Enable Analog and DSP register Bank access by */ - phy_write(phydev, 0x14, 0x0000); - phy_write(phydev, 0x14, 0x0400); - phy_write(phydev, 0x14, 0x0000); - phy_write(phydev, 0x14, 0x0400); + int ret; + + /* Enable Analog and DSP register Bank access by + * toggling TSTCNTL_TEST_MODE bit in the TSTCNTL register + */ + ret = phy_write(phydev, TSTCNTL, 0); + if (ret) + return ret; + ret = phy_write(phydev, TSTCNTL, TSTCNTL_TEST_MODE); + if (ret) + return ret; + ret = phy_write(phydev, TSTCNTL, 0); + if (ret) + return ret; + return phy_write(phydev, TSTCNTL, TSTCNTL_TEST_MODE); +} + +static void meson_gxl_close_banks(struct phy_device *phydev) +{ + phy_write(phydev, TSTCNTL, 0); +} + +static int meson_gxl_read_reg(struct phy_device *phydev, + unsigned int bank, unsigned int reg) +{ + int ret; + + ret = meson_gxl_open_banks(phydev); + if (ret) + goto out; + + ret = phy_write(phydev, TSTCNTL, TSTCNTL_READ | + FIELD_PREP(TSTCNTL_REG_BANK_SEL, bank) | + TSTCNTL_TEST_MODE | + FIELD_PREP(TSTCNTL_READ_ADDRESS, reg)); + if (ret) + goto out; + + ret = phy_read(phydev, TSTREAD1); +out: + /* Close the bank access on our way out */ + meson_gxl_close_banks(phydev); + return ret; +} + +static int meson_gxl_write_reg(struct phy_device *phydev, + unsigned int bank, unsigned int reg, + uint16_t value) +{ + int ret; + + ret = meson_gxl_open_banks(phydev); + if (ret) + goto out; + + ret = phy_write(phydev, TSTWRITE, value); + if (ret) + goto out; + + ret = phy_write(phydev, TSTCNTL, TSTCNTL_WRITE | + FIELD_PREP(TSTCNTL_REG_BANK_SEL, bank) | + TSTCNTL_TEST_MODE | + FIELD_PREP(TSTCNTL_WRITE_ADDRESS, reg)); - /* Write Analog register 23 */ - phy_write(phydev, 0x17, 0x8E0D); - phy_write(phydev, 0x14, 0x4417); +out: + /* Close the bank access on our way out */ + meson_gxl_close_banks(phydev); + return ret; +} + +static int meson_gxl_config_init(struct phy_device *phydev) +{ + int ret; /* Enable fractional PLL */ - phy_write(phydev, 0x17, 0x0005); - phy_write(phydev, 0x14, 0x5C1B); + ret = meson_gxl_write_reg(phydev, BANK_BIST, FR_PLL_CONTROL, 0x5); + if (ret) + return ret; /* Program fraction FR_PLL_DIV1 */ - phy_write(phydev, 0x17, 0x029A); - phy_write(phydev, 0x14, 0x5C1D); + ret = meson_gxl_write_reg(phydev, BANK_BIST, FR_PLL_DIV1, 0x029a); + if (ret) + return ret; /* Program fraction FR_PLL_DIV1 */ - phy_write(phydev, 0x17, 0xAAAA); - phy_write(phydev, 0x14, 0x5C1C); + ret = meson_gxl_write_reg(phydev, BANK_BIST, FR_PLL_DIV0, 0xaaaa); + if (ret) + return ret; - return 0; + return genphy_config_init(phydev); } /* This function is provided to cope with the possible failures of this phy @@ -78,27 +176,8 @@ static int meson_gxl_read_status(struct phy_device *phydev) else if (!ret) goto read_status_continue; - /* Need to access WOL bank, make sure the access is open */ - ret = phy_write(phydev, 0x14, 0x0000); - if (ret) - return ret; - ret = phy_write(phydev, 0x14, 0x0400); - if (ret) - return ret; - ret = phy_write(phydev, 0x14, 0x0000); - if (ret) - return ret; - ret = phy_write(phydev, 0x14, 0x0400); - if (ret) - return ret; - - /* Request LPI_STATUS WOL register */ - ret = phy_write(phydev, 0x14, 0x8D80); - if (ret) - return ret; - - /* Read LPI_STATUS value */ - wol = phy_read(phydev, 0x15); + /* Aneg is done, let's check everything is fine */ + wol = meson_gxl_read_reg(phydev, BANK_WOL, LPI_STATUS); if (wol < 0) return wol; @@ -110,7 +189,7 @@ static int meson_gxl_read_status(struct phy_device *phydev) if (exp < 0) return exp; - if (!(wol & BIT(12)) || + if (!(wol & LPI_STATUS_RSV12) || ((exp & EXPANSION_NWAY) && !(lpa & LPA_LPACK))) { /* Looks like aneg failed after all */ phydev_dbg(phydev, "LPA corruption - aneg restart\n"); @@ -122,17 +201,43 @@ read_status_continue: return genphy_read_status(phydev); } +static int meson_gxl_ack_interrupt(struct phy_device *phydev) +{ + int ret = phy_read(phydev, INTSRC_FLAG); + + return ret < 0 ? ret : 0; +} + +static int meson_gxl_config_intr(struct phy_device *phydev) +{ + u16 val; + + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { + val = INTSRC_ANEG_PR + | INTSRC_PARALLEL_FAULT + | INTSRC_ANEG_LP_ACK + | INTSRC_LINK_DOWN + | INTSRC_REMOTE_FAULT + | INTSRC_ANEG_COMPLETE; + } else { + val = 0; + } + + return phy_write(phydev, INTSRC_MASK, val); +} + static struct phy_driver meson_gxl_phy[] = { { .phy_id = 0x01814400, .phy_id_mask = 0xfffffff0, .name = "Meson GXL Internal PHY", .features = PHY_BASIC_FEATURES, - .flags = PHY_IS_INTERNAL, + .flags = PHY_IS_INTERNAL | PHY_HAS_INTERRUPT, .config_init = meson_gxl_config_init, - .config_aneg = genphy_config_aneg, .aneg_done = genphy_aneg_done, .read_status = meson_gxl_read_status, + .ack_interrupt = meson_gxl_ack_interrupt, + .config_intr = meson_gxl_config_intr, .suspend = genphy_suspend, .resume = genphy_resume, }, @@ -150,4 +255,5 @@ MODULE_DEVICE_TABLE(mdio, meson_gxl_tbl); MODULE_DESCRIPTION("Amlogic Meson GXL Internal PHY driver"); MODULE_AUTHOR("Baoqi wang"); MODULE_AUTHOR("Neil Armstrong <narmstrong@baylibre.com>"); +MODULE_AUTHOR("Jerome Brunet <jbrunet@baylibre.com>"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index ab4614113403..fd500b18e77f 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -801,8 +801,6 @@ static struct phy_driver ksphy_driver[] = { .flags = PHY_HAS_INTERRUPT, .driver_data = &ks8737_type, .config_init = kszphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .suspend = genphy_suspend, @@ -816,8 +814,6 @@ static struct phy_driver ksphy_driver[] = { .driver_data = &ksz8021_type, .probe = kszphy_probe, .config_init = kszphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .get_sset_count = kszphy_get_sset_count, @@ -834,8 +830,6 @@ static struct phy_driver ksphy_driver[] = { .driver_data = &ksz8021_type, .probe = kszphy_probe, .config_init = kszphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .get_sset_count = kszphy_get_sset_count, @@ -853,7 +847,6 @@ static struct phy_driver ksphy_driver[] = { .probe = kszphy_probe, .config_init = ksz8041_config_init, .config_aneg = ksz8041_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .get_sset_count = kszphy_get_sset_count, @@ -870,8 +863,6 @@ static struct phy_driver ksphy_driver[] = { .driver_data = &ksz8041_type, .probe = kszphy_probe, .config_init = kszphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .get_sset_count = kszphy_get_sset_count, @@ -888,8 +879,6 @@ static struct phy_driver ksphy_driver[] = { .driver_data = &ksz8051_type, .probe = kszphy_probe, .config_init = kszphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .get_sset_count = kszphy_get_sset_count, @@ -906,8 +895,6 @@ static struct phy_driver ksphy_driver[] = { .driver_data = &ksz8041_type, .probe = kszphy_probe, .config_init = kszphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .get_sset_count = kszphy_get_sset_count, @@ -924,8 +911,6 @@ static struct phy_driver ksphy_driver[] = { .driver_data = &ksz8081_type, .probe = kszphy_probe, .config_init = kszphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .get_sset_count = kszphy_get_sset_count, @@ -940,8 +925,6 @@ static struct phy_driver ksphy_driver[] = { .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = kszphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .suspend = genphy_suspend, @@ -955,8 +938,6 @@ static struct phy_driver ksphy_driver[] = { .driver_data = &ksz9021_type, .probe = kszphy_probe, .config_init = ksz9021_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .get_sset_count = kszphy_get_sset_count, @@ -975,7 +956,6 @@ static struct phy_driver ksphy_driver[] = { .driver_data = &ksz9021_type, .probe = kszphy_probe, .config_init = ksz9031_config_init, - .config_aneg = genphy_config_aneg, .read_status = ksz9031_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, @@ -1000,8 +980,6 @@ static struct phy_driver ksphy_driver[] = { .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = kszphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .suspend = genphy_suspend, .resume = genphy_resume, }, { @@ -1021,8 +999,6 @@ static struct phy_driver ksphy_driver[] = { .name = "Microchip KSZ9477", .features = PHY_GBIT_FEATURES, .config_init = kszphy_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .suspend = genphy_suspend, .resume = genphy_resume, } }; diff --git a/drivers/net/phy/microchip.c b/drivers/net/phy/microchip.c index 37ee856c7680..0f293ef28935 100644 --- a/drivers/net/phy/microchip.c +++ b/drivers/net/phy/microchip.c @@ -153,7 +153,6 @@ static struct phy_driver microchip_phy_driver[] = { .config_init = genphy_config_init, .config_aneg = lan88xx_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = lan88xx_phy_ack_interrupt, .config_intr = lan88xx_phy_config_intr, diff --git a/drivers/net/phy/national.c b/drivers/net/phy/national.c index 2addf1d3f619..2b1e336961f9 100644 --- a/drivers/net/phy/national.c +++ b/drivers/net/phy/national.c @@ -136,8 +136,6 @@ static struct phy_driver dp83865_driver[] = { { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = ns_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = ns_ack_interrupt, .config_intr = ns_config_intr, } }; diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index ed10d1fc8f59..0c165ad1d788 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -493,7 +493,10 @@ static int phy_start_aneg_priv(struct phy_device *phydev, bool sync) /* Invalidate LP advertising flags */ phydev->lp_advertising = 0; - err = phydev->drv->config_aneg(phydev); + if (phydev->drv->config_aneg) + err = phydev->drv->config_aneg(phydev); + else + err = genphy_config_aneg(phydev); if (err < 0) goto out_unlock; @@ -629,9 +632,6 @@ static irqreturn_t phy_interrupt(int irq, void *phy_dat) if (PHY_HALTED == phydev->state) return IRQ_NONE; /* It can't be ours. */ - disable_irq_nosync(irq); - atomic_inc(&phydev->irq_disable); - phy_change(phydev); return IRQ_HANDLED; @@ -689,7 +689,6 @@ phy_err: */ int phy_start_interrupts(struct phy_device *phydev) { - atomic_set(&phydev->irq_disable, 0); if (request_threaded_irq(phydev->irq, NULL, phy_interrupt, IRQF_ONESHOT | IRQF_SHARED, phydev_name(phydev), phydev) < 0) { @@ -716,13 +715,6 @@ int phy_stop_interrupts(struct phy_device *phydev) free_irq(phydev->irq, phydev); - /* If work indeed has been cancelled, disable_irq() will have - * been left unbalanced from phy_interrupt() and enable_irq() - * has to be called so that other devices on the line work. - */ - while (atomic_dec_return(&phydev->irq_disable) >= 0) - enable_irq(phydev->irq); - return err; } EXPORT_SYMBOL(phy_stop_interrupts); @@ -736,10 +728,11 @@ void phy_change(struct phy_device *phydev) if (phy_interrupt_is_valid(phydev)) { if (phydev->drv->did_interrupt && !phydev->drv->did_interrupt(phydev)) - goto ignore; + return; - if (phy_disable_interrupts(phydev)) - goto phy_err; + if (phydev->state == PHY_HALTED) + if (phy_disable_interrupts(phydev)) + goto phy_err; } mutex_lock(&phydev->lock); @@ -747,28 +740,13 @@ void phy_change(struct phy_device *phydev) phydev->state = PHY_CHANGELINK; mutex_unlock(&phydev->lock); - if (phy_interrupt_is_valid(phydev)) { - atomic_dec(&phydev->irq_disable); - enable_irq(phydev->irq); - - /* Reenable interrupts */ - if (PHY_HALTED != phydev->state && - phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED)) - goto irq_enable_err; - } - /* reschedule state queue work to run as soon as possible */ phy_trigger_machine(phydev, true); - return; -ignore: - atomic_dec(&phydev->irq_disable); - enable_irq(phydev->irq); + if (phy_interrupt_is_valid(phydev) && phy_clear_interrupt(phydev)) + goto phy_err; return; -irq_enable_err: - disable_irq(phydev->irq); - atomic_inc(&phydev->irq_disable); phy_err: phy_error(phydev); } @@ -1003,10 +981,6 @@ void phy_state_machine(struct work_struct *work) phydev->state = PHY_NOLINK; phy_link_down(phydev, true); } - - if (phy_interrupt_is_valid(phydev)) - err = phy_config_interrupt(phydev, - PHY_INTERRUPT_ENABLED); break; case PHY_HALTED: if (phydev->link) { diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index b15b31ca2618..be13b5d6a8bf 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -634,6 +634,9 @@ int phy_device_register(struct phy_device *phydev) if (err) return err; + /* Deassert the reset signal */ + phy_device_reset(phydev, 0); + /* Run all of the fixups for this PHY */ err = phy_scan_fixups(phydev); if (err) { @@ -652,6 +655,9 @@ int phy_device_register(struct phy_device *phydev) return 0; out: + /* Assert the reset signal */ + phy_device_reset(phydev, 1); + mdiobus_unregister_device(&phydev->mdio); return err; } @@ -668,6 +674,10 @@ EXPORT_SYMBOL(phy_device_register); void phy_device_remove(struct phy_device *phydev) { device_del(&phydev->mdio.dev); + + /* Assert the reset signal */ + phy_device_reset(phydev, 1); + mdiobus_unregister_device(&phydev->mdio); } EXPORT_SYMBOL(phy_device_remove); @@ -851,6 +861,9 @@ int phy_init_hw(struct phy_device *phydev) { int ret = 0; + /* Deassert the reset signal */ + phy_device_reset(phydev, 0); + if (!phydev->drv || !phydev->drv->config_init) return 0; @@ -1130,6 +1143,9 @@ void phy_detach(struct phy_device *phydev) put_device(&phydev->mdio.dev); if (ndev_owner != bus->owner) module_put(bus->owner); + + /* Assert the reset signal */ + phy_device_reset(phydev, 1); } EXPORT_SYMBOL(phy_detach); @@ -1208,6 +1224,30 @@ out: } EXPORT_SYMBOL(phy_loopback); +/** + * phy_reset_after_clk_enable - perform a PHY reset if needed + * @phydev: target phy_device struct + * + * Description: Some PHYs are known to need a reset after their refclk was + * enabled. This function evaluates the flags and perform the reset if it's + * needed. Returns < 0 on error, 0 if the phy wasn't reset and 1 if the phy + * was reset. + */ +int phy_reset_after_clk_enable(struct phy_device *phydev) +{ + if (!phydev || !phydev->drv) + return -ENODEV; + + if (phydev->drv->flags & PHY_RST_AFTER_CLK_EN) { + phy_device_reset(phydev, 1); + phy_device_reset(phydev, 0); + return 1; + } + + return 0; +} +EXPORT_SYMBOL(phy_reset_after_clk_enable); + /* Generic PHY support and helper functions */ /** @@ -1813,8 +1853,16 @@ static int phy_probe(struct device *dev) /* Set the state to READY by default */ phydev->state = PHY_READY; - if (phydev->drv->probe) + if (phydev->drv->probe) { + /* Deassert the reset signal */ + phy_device_reset(phydev, 0); + err = phydev->drv->probe(phydev); + if (err) { + /* Assert the reset signal */ + phy_device_reset(phydev, 1); + } + } mutex_unlock(&phydev->lock); @@ -1831,8 +1879,12 @@ static int phy_remove(struct device *dev) phydev->state = PHY_DOWN; mutex_unlock(&phydev->lock); - if (phydev->drv && phydev->drv->remove) + if (phydev->drv && phydev->drv->remove) { phydev->drv->remove(phydev); + + /* Assert the reset signal */ + phy_device_reset(phydev, 1); + } phydev->drv = NULL; return 0; @@ -1909,9 +1961,7 @@ static struct phy_driver genphy_driver = { .features = PHY_GBIT_FEATURES | SUPPORTED_MII | SUPPORTED_AUI | SUPPORTED_FIBRE | SUPPORTED_BNC, - .config_aneg = genphy_config_aneg, .aneg_done = genphy_aneg_done, - .read_status = genphy_read_status, .suspend = genphy_suspend, .resume = genphy_resume, .set_loopback = genphy_loopback, diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 5dc9668dde34..2ec140ec7923 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -36,7 +36,11 @@ enum { PHYLINK_DISABLE_LINK, }; +/** + * struct phylink - internal data type for phylink + */ struct phylink { + /* private: */ struct net_device *netdev; const struct phylink_mac_ops *ops; @@ -50,6 +54,8 @@ struct phylink { /* The link configuration settings */ struct phylink_link_state link_config; struct gpio_desc *link_gpio; + void (*get_fixed_state)(struct net_device *dev, + struct phylink_link_state *s); struct mutex state_mutex; struct phylink_link_state phy_state; @@ -87,6 +93,13 @@ static inline bool linkmode_empty(const unsigned long *src) return bitmap_empty(src, __ETHTOOL_LINK_MODE_MASK_NBITS); } +/** + * phylink_set_port_modes() - set the port type modes in the ethtool mask + * @mask: ethtool link mode mask + * + * Sets all the port type modes in the ethtool mask. MAC drivers should + * use this in their 'validate' callback. + */ void phylink_set_port_modes(unsigned long *mask) { phylink_set(mask, TP); @@ -117,8 +130,7 @@ static const char *phylink_an_mode_str(unsigned int mode) static const char *modestr[] = { [MLO_AN_PHY] = "phy", [MLO_AN_FIXED] = "fixed", - [MLO_AN_SGMII] = "SGMII", - [MLO_AN_8023Z] = "802.3z", + [MLO_AN_INBAND] = "inband", }; return mode < ARRAY_SIZE(modestr) ? modestr[mode] : "unknown"; @@ -132,59 +144,64 @@ static int phylink_validate(struct phylink *pl, unsigned long *supported, return phylink_is_empty_linkmode(supported) ? -EINVAL : 0; } -static int phylink_parse_fixedlink(struct phylink *pl, struct device_node *np) +static int phylink_parse_fixedlink(struct phylink *pl, + struct fwnode_handle *fwnode) { - struct device_node *fixed_node; + struct fwnode_handle *fixed_node; const struct phy_setting *s; struct gpio_desc *desc; - const __be32 *fixed_prop; u32 speed; - int ret, len; + int ret; - fixed_node = of_get_child_by_name(np, "fixed-link"); + fixed_node = fwnode_get_named_child_node(fwnode, "fixed-link"); if (fixed_node) { - ret = of_property_read_u32(fixed_node, "speed", &speed); + ret = fwnode_property_read_u32(fixed_node, "speed", &speed); pl->link_config.speed = speed; pl->link_config.duplex = DUPLEX_HALF; - if (of_property_read_bool(fixed_node, "full-duplex")) + if (fwnode_property_read_bool(fixed_node, "full-duplex")) pl->link_config.duplex = DUPLEX_FULL; /* We treat the "pause" and "asym-pause" terminology as * defining the link partner's ability. */ - if (of_property_read_bool(fixed_node, "pause")) + if (fwnode_property_read_bool(fixed_node, "pause")) pl->link_config.pause |= MLO_PAUSE_SYM; - if (of_property_read_bool(fixed_node, "asym-pause")) + if (fwnode_property_read_bool(fixed_node, "asym-pause")) pl->link_config.pause |= MLO_PAUSE_ASYM; if (ret == 0) { - desc = fwnode_get_named_gpiod(&fixed_node->fwnode, - "link-gpios", 0, - GPIOD_IN, "?"); + desc = fwnode_get_named_gpiod(fixed_node, "link-gpios", + 0, GPIOD_IN, "?"); if (!IS_ERR(desc)) pl->link_gpio = desc; else if (desc == ERR_PTR(-EPROBE_DEFER)) ret = -EPROBE_DEFER; } - of_node_put(fixed_node); + fwnode_handle_put(fixed_node); if (ret) return ret; } else { - fixed_prop = of_get_property(np, "fixed-link", &len); - if (!fixed_prop) { + u32 prop[5]; + + ret = fwnode_property_read_u32_array(fwnode, "fixed-link", + NULL, 0); + if (ret != ARRAY_SIZE(prop)) { netdev_err(pl->netdev, "broken fixed-link?\n"); return -EINVAL; } - if (len == 5 * sizeof(*fixed_prop)) { - pl->link_config.duplex = be32_to_cpu(fixed_prop[1]) ? + + ret = fwnode_property_read_u32_array(fwnode, "fixed-link", + prop, ARRAY_SIZE(prop)); + if (!ret) { + pl->link_config.duplex = prop[1] ? DUPLEX_FULL : DUPLEX_HALF; - pl->link_config.speed = be32_to_cpu(fixed_prop[2]); - if (be32_to_cpu(fixed_prop[3])) + pl->link_config.speed = prop[2]; + if (prop[3]) pl->link_config.pause |= MLO_PAUSE_SYM; - if (be32_to_cpu(fixed_prop[4])) + if (prop[4]) pl->link_config.pause |= MLO_PAUSE_ASYM; } } @@ -220,17 +237,17 @@ static int phylink_parse_fixedlink(struct phylink *pl, struct device_node *np) return 0; } -static int phylink_parse_mode(struct phylink *pl, struct device_node *np) +static int phylink_parse_mode(struct phylink *pl, struct fwnode_handle *fwnode) { - struct device_node *dn; + struct fwnode_handle *dn; const char *managed; - dn = of_get_child_by_name(np, "fixed-link"); - if (dn || of_find_property(np, "fixed-link", NULL)) + dn = fwnode_get_named_child_node(fwnode, "fixed-link"); + if (dn || fwnode_property_present(fwnode, "fixed-link")) pl->link_an_mode = MLO_AN_FIXED; - of_node_put(dn); + fwnode_handle_put(dn); - if (of_property_read_string(np, "managed", &managed) == 0 && + if (fwnode_property_read_string(fwnode, "managed", &managed) == 0 && strcmp(managed, "in-band-status") == 0) { if (pl->link_an_mode == MLO_AN_FIXED) { netdev_err(pl->netdev, @@ -244,6 +261,7 @@ static int phylink_parse_mode(struct phylink *pl, struct device_node *np) phylink_set(pl->supported, Asym_Pause); phylink_set(pl->supported, Pause); pl->link_config.an_enabled = true; + pl->link_an_mode = MLO_AN_INBAND; switch (pl->link_config.interface) { case PHY_INTERFACE_MODE_SGMII: @@ -253,17 +271,14 @@ static int phylink_parse_mode(struct phylink *pl, struct device_node *np) phylink_set(pl->supported, 100baseT_Full); phylink_set(pl->supported, 1000baseT_Half); phylink_set(pl->supported, 1000baseT_Full); - pl->link_an_mode = MLO_AN_SGMII; break; case PHY_INTERFACE_MODE_1000BASEX: phylink_set(pl->supported, 1000baseX_Full); - pl->link_an_mode = MLO_AN_8023Z; break; case PHY_INTERFACE_MODE_2500BASEX: phylink_set(pl->supported, 2500baseX_Full); - pl->link_an_mode = MLO_AN_8023Z; break; case PHY_INTERFACE_MODE_10GKR: @@ -280,7 +295,6 @@ static int phylink_parse_mode(struct phylink *pl, struct device_node *np) phylink_set(pl->supported, 10000baseLR_Full); phylink_set(pl->supported, 10000baseLRM_Full); phylink_set(pl->supported, 10000baseER_Full); - pl->link_an_mode = MLO_AN_SGMII; break; default: @@ -320,8 +334,7 @@ static void phylink_mac_config(struct phylink *pl, static void phylink_mac_an_restart(struct phylink *pl) { if (pl->link_config.an_enabled && - (pl->link_config.interface == PHY_INTERFACE_MODE_1000BASEX || - pl->link_config.interface == PHY_INTERFACE_MODE_2500BASEX)) + phy_interface_mode_is_8023z(pl->link_config.interface)) pl->ops->mac_an_restart(pl->netdev); } @@ -339,12 +352,14 @@ static int phylink_get_mac_state(struct phylink *pl, struct phylink_link_state * } /* The fixed state is... fixed except for the link state, - * which may be determined by a GPIO. + * which may be determined by a GPIO or a callback. */ static void phylink_get_fixed_state(struct phylink *pl, struct phylink_link_state *state) { *state = pl->link_config; - if (pl->link_gpio) + if (pl->get_fixed_state) + pl->get_fixed_state(pl->netdev, state); + else if (pl->link_gpio) state->link = !!gpiod_get_value(pl->link_gpio); } @@ -423,7 +438,7 @@ static void phylink_resolve(struct work_struct *w) phylink_mac_config(pl, &link_state); break; - case MLO_AN_SGMII: + case MLO_AN_INBAND: phylink_get_mac_state(pl, &link_state); if (pl->phydev) { bool changed = false; @@ -449,10 +464,6 @@ static void phylink_resolve(struct work_struct *w) } } break; - - case MLO_AN_8023Z: - phylink_get_mac_state(pl, &link_state); - break; } } @@ -489,15 +500,27 @@ static void phylink_run_resolve(struct phylink *pl) static const struct sfp_upstream_ops sfp_phylink_ops; -static int phylink_register_sfp(struct phylink *pl, struct device_node *np) +static int phylink_register_sfp(struct phylink *pl, + struct fwnode_handle *fwnode) { - struct device_node *sfp_np; + struct fwnode_reference_args ref; + int ret; - sfp_np = of_parse_phandle(np, "sfp", 0); - if (!sfp_np) + if (!fwnode) return 0; - pl->sfp_bus = sfp_register_upstream(sfp_np, pl->netdev, pl, + ret = fwnode_property_get_reference_args(fwnode, "sfp", NULL, + 0, 0, &ref); + if (ret < 0) { + if (ret == -ENOENT) + return 0; + + netdev_err(pl->netdev, "unable to parse \"sfp\" node: %d\n", + ret); + return ret; + } + + pl->sfp_bus = sfp_register_upstream(ref.fwnode, pl->netdev, pl, &sfp_phylink_ops); if (!pl->sfp_bus) return -ENOMEM; @@ -505,7 +528,22 @@ static int phylink_register_sfp(struct phylink *pl, struct device_node *np) return 0; } -struct phylink *phylink_create(struct net_device *ndev, struct device_node *np, +/** + * phylink_create() - create a phylink instance + * @ndev: a pointer to the &struct net_device + * @fwnode: a pointer to a &struct fwnode_handle describing the network + * interface + * @iface: the desired link mode defined by &typedef phy_interface_t + * @ops: a pointer to a &struct phylink_mac_ops for the MAC. + * + * Create a new phylink instance, and parse the link parameters found in @np. + * This will parse in-band modes, fixed-link or SFP configuration. + * + * Returns a pointer to a &struct phylink, or an error-pointer value. Users + * must use IS_ERR() to check for errors from this function. + */ +struct phylink *phylink_create(struct net_device *ndev, + struct fwnode_handle *fwnode, phy_interface_t iface, const struct phylink_mac_ops *ops) { @@ -521,7 +559,10 @@ struct phylink *phylink_create(struct net_device *ndev, struct device_node *np, pl->netdev = ndev; pl->phy_state.interface = iface; pl->link_interface = iface; - pl->link_port = PORT_MII; + if (iface == PHY_INTERFACE_MODE_MOCA) + pl->link_port = PORT_BNC; + else + pl->link_port = PORT_MII; pl->link_config.interface = iface; pl->link_config.pause = MLO_PAUSE_AN; pl->link_config.speed = SPEED_UNKNOWN; @@ -533,21 +574,21 @@ struct phylink *phylink_create(struct net_device *ndev, struct device_node *np, linkmode_copy(pl->link_config.advertising, pl->supported); phylink_validate(pl, pl->supported, &pl->link_config); - ret = phylink_parse_mode(pl, np); + ret = phylink_parse_mode(pl, fwnode); if (ret < 0) { kfree(pl); return ERR_PTR(ret); } if (pl->link_an_mode == MLO_AN_FIXED) { - ret = phylink_parse_fixedlink(pl, np); + ret = phylink_parse_fixedlink(pl, fwnode); if (ret < 0) { kfree(pl); return ERR_PTR(ret); } } - ret = phylink_register_sfp(pl, np); + ret = phylink_register_sfp(pl, fwnode); if (ret < 0) { kfree(pl); return ERR_PTR(ret); @@ -557,6 +598,13 @@ struct phylink *phylink_create(struct net_device *ndev, struct device_node *np, } EXPORT_SYMBOL_GPL(phylink_create); +/** + * phylink_destroy() - cleanup and destroy the phylink instance + * @pl: a pointer to a &struct phylink returned from phylink_create() + * + * Destroy a phylink instance. Any PHY that has been attached must have been + * cleaned up via phylink_disconnect_phy() prior to calling this function. + */ void phylink_destroy(struct phylink *pl) { if (pl->sfp_bus) @@ -653,10 +701,39 @@ static int phylink_bringup_phy(struct phylink *pl, struct phy_device *phy) return 0; } +/** + * phylink_connect_phy() - connect a PHY to the phylink instance + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @phy: a pointer to a &struct phy_device. + * + * Connect @phy to the phylink instance specified by @pl by calling + * phy_attach_direct(). Configure the @phy according to the MAC driver's + * capabilities, start the PHYLIB state machine and enable any interrupts + * that the PHY supports. + * + * This updates the phylink's ethtool supported and advertising link mode + * masks. + * + * Returns 0 on success or a negative errno. + */ int phylink_connect_phy(struct phylink *pl, struct phy_device *phy) { int ret; + if (WARN_ON(pl->link_an_mode == MLO_AN_FIXED || + (pl->link_an_mode == MLO_AN_INBAND && + phy_interface_mode_is_8023z(pl->link_interface)))) + return -EINVAL; + + if (pl->phydev) + return -EBUSY; + + /* Use PHY device/driver interface */ + if (pl->link_interface == PHY_INTERFACE_MODE_NA) { + pl->link_interface = phy->interface; + pl->link_config.interface = pl->link_interface; + } + ret = phy_attach_direct(pl->netdev, phy, 0, pl->link_interface); if (ret) return ret; @@ -669,14 +746,29 @@ int phylink_connect_phy(struct phylink *pl, struct phy_device *phy) } EXPORT_SYMBOL_GPL(phylink_connect_phy); -int phylink_of_phy_connect(struct phylink *pl, struct device_node *dn) +/** + * phylink_of_phy_connect() - connect the PHY specified in the DT mode. + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @dn: a pointer to a &struct device_node. + * @flags: PHY-specific flags to communicate to the PHY device driver + * + * Connect the phy specified in the device node @dn to the phylink instance + * specified by @pl. Actions specified in phylink_connect_phy() will be + * performed. + * + * Returns 0 on success or a negative errno. + */ +int phylink_of_phy_connect(struct phylink *pl, struct device_node *dn, + u32 flags) { struct device_node *phy_node; struct phy_device *phy_dev; int ret; - /* Fixed links are handled without needing a PHY */ - if (pl->link_an_mode == MLO_AN_FIXED) + /* Fixed links and 802.3z are handled without needing a PHY */ + if (pl->link_an_mode == MLO_AN_FIXED || + (pl->link_an_mode == MLO_AN_INBAND && + phy_interface_mode_is_8023z(pl->link_interface))) return 0; phy_node = of_parse_phandle(dn, "phy-handle", 0); @@ -686,14 +778,13 @@ int phylink_of_phy_connect(struct phylink *pl, struct device_node *dn) phy_node = of_parse_phandle(dn, "phy-device", 0); if (!phy_node) { - if (pl->link_an_mode == MLO_AN_PHY) { - netdev_err(pl->netdev, "unable to find PHY node\n"); + if (pl->link_an_mode == MLO_AN_PHY) return -ENODEV; - } return 0; } - phy_dev = of_phy_attach(pl->netdev, phy_node, 0, pl->link_interface); + phy_dev = of_phy_attach(pl->netdev, phy_node, flags, + pl->link_interface); /* We're done with the phy_node handle */ of_node_put(phy_node); @@ -708,11 +799,18 @@ int phylink_of_phy_connect(struct phylink *pl, struct device_node *dn) } EXPORT_SYMBOL_GPL(phylink_of_phy_connect); +/** + * phylink_disconnect_phy() - disconnect any PHY attached to the phylink + * instance. + * @pl: a pointer to a &struct phylink returned from phylink_create() + * + * Disconnect any current PHY from the phylink instance described by @pl. + */ void phylink_disconnect_phy(struct phylink *pl) { struct phy_device *phy; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); phy = pl->phydev; if (phy) { @@ -729,6 +827,40 @@ void phylink_disconnect_phy(struct phylink *pl) } EXPORT_SYMBOL_GPL(phylink_disconnect_phy); +/** + * phylink_fixed_state_cb() - allow setting a fixed link callback + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @cb: callback to execute to determine the fixed link state. + * + * The MAC driver should call this driver when the state of its link + * can be determined through e.g: an out of band MMIO register. + */ +int phylink_fixed_state_cb(struct phylink *pl, + void (*cb)(struct net_device *dev, + struct phylink_link_state *state)) +{ + /* It does not make sense to let the link be overriden unless we use + * MLO_AN_FIXED + */ + if (pl->link_an_mode != MLO_AN_FIXED) + return -EINVAL; + + mutex_lock(&pl->state_mutex); + pl->get_fixed_state = cb; + mutex_unlock(&pl->state_mutex); + + return 0; +} +EXPORT_SYMBOL_GPL(phylink_fixed_state_cb); + +/** + * phylink_mac_change() - notify phylink of a change in MAC state + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @up: indicates whether the link is currently up. + * + * The MAC driver should call this driver when the state of its link + * changes (eg, link failure, new negotiation results, etc.) + */ void phylink_mac_change(struct phylink *pl, bool up) { if (!up) @@ -738,9 +870,17 @@ void phylink_mac_change(struct phylink *pl, bool up) } EXPORT_SYMBOL_GPL(phylink_mac_change); +/** + * phylink_start() - start a phylink instance + * @pl: a pointer to a &struct phylink returned from phylink_create() + * + * Start the phylink instance specified by @pl, configuring the MAC for the + * desired link mode(s) and negotiation style. This should be called from the + * network device driver's &struct net_device_ops ndo_open() method. + */ void phylink_start(struct phylink *pl) { - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); netdev_info(pl->netdev, "configuring for %s/%s link mode\n", phylink_an_mode_str(pl->link_an_mode), @@ -753,6 +893,12 @@ void phylink_start(struct phylink *pl) phylink_resolve_flow(pl, &pl->link_config); phylink_mac_config(pl, &pl->link_config); + /* Restart autonegotiation if using 802.3z to ensure that the link + * parameters are properly negotiated. This is necessary for DSA + * switches using 802.3z negotiation to ensure they see our modes. + */ + phylink_mac_an_restart(pl); + clear_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state); phylink_run_resolve(pl); @@ -763,9 +909,18 @@ void phylink_start(struct phylink *pl) } EXPORT_SYMBOL_GPL(phylink_start); +/** + * phylink_stop() - stop a phylink instance + * @pl: a pointer to a &struct phylink returned from phylink_create() + * + * Stop the phylink instance specified by @pl. This should be called from the + * network device driver's &struct net_device_ops ndo_stop() method. The + * network device's carrier state should not be changed prior to calling this + * function. + */ void phylink_stop(struct phylink *pl) { - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); if (pl->phydev) phy_stop(pl->phydev); @@ -778,9 +933,18 @@ void phylink_stop(struct phylink *pl) } EXPORT_SYMBOL_GPL(phylink_stop); +/** + * phylink_ethtool_get_wol() - get the wake on lan parameters for the PHY + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @wol: a pointer to &struct ethtool_wolinfo to hold the read parameters + * + * Read the wake on lan parameters from the PHY attached to the phylink + * instance specified by @pl. If no PHY is currently attached, report no + * support for wake on lan. + */ void phylink_ethtool_get_wol(struct phylink *pl, struct ethtool_wolinfo *wol) { - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); wol->supported = 0; wol->wolopts = 0; @@ -790,11 +954,22 @@ void phylink_ethtool_get_wol(struct phylink *pl, struct ethtool_wolinfo *wol) } EXPORT_SYMBOL_GPL(phylink_ethtool_get_wol); +/** + * phylink_ethtool_set_wol() - set wake on lan parameters + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @wol: a pointer to &struct ethtool_wolinfo for the desired parameters + * + * Set the wake on lan parameters for the PHY attached to the phylink + * instance specified by @pl. If no PHY is attached, returns %EOPNOTSUPP + * error. + * + * Returns zero on success or negative errno code. + */ int phylink_ethtool_set_wol(struct phylink *pl, struct ethtool_wolinfo *wol) { int ret = -EOPNOTSUPP; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); if (pl->phydev) ret = phy_ethtool_set_wol(pl->phydev, wol); @@ -825,12 +1000,21 @@ static void phylink_get_ksettings(const struct phylink_link_state *state, AUTONEG_DISABLE; } +/** + * phylink_ethtool_ksettings_get() - get the current link settings + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @kset: a pointer to a &struct ethtool_link_ksettings to hold link settings + * + * Read the current link settings for the phylink instance specified by @pl. + * This will be the link settings read from the MAC, PHY or fixed link + * settings depending on the current negotiation mode. + */ int phylink_ethtool_ksettings_get(struct phylink *pl, struct ethtool_link_ksettings *kset) { struct phylink_link_state link_state; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); if (pl->phydev) { phy_ethtool_ksettings_get(pl->phydev, kset); @@ -850,14 +1034,13 @@ int phylink_ethtool_ksettings_get(struct phylink *pl, phylink_get_ksettings(&link_state, kset); break; - case MLO_AN_SGMII: + case MLO_AN_INBAND: /* If there is a phy attached, then use the reported * settings from the phy with no modification. */ if (pl->phydev) break; - case MLO_AN_8023Z: phylink_get_mac_state(pl, &link_state); /* The MAC is reporting the link results from its own PCS @@ -872,6 +1055,11 @@ int phylink_ethtool_ksettings_get(struct phylink *pl, } EXPORT_SYMBOL_GPL(phylink_ethtool_ksettings_get); +/** + * phylink_ethtool_ksettings_set() - set the link settings + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @kset: a pointer to a &struct ethtool_link_ksettings for the desired modes + */ int phylink_ethtool_ksettings_set(struct phylink *pl, const struct ethtool_link_ksettings *kset) { @@ -879,7 +1067,7 @@ int phylink_ethtool_ksettings_set(struct phylink *pl, struct phylink_link_state config; int ret; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); if (kset->base.autoneg != AUTONEG_DISABLE && kset->base.autoneg != AUTONEG_ENABLE) @@ -965,11 +1153,22 @@ int phylink_ethtool_ksettings_set(struct phylink *pl, } EXPORT_SYMBOL_GPL(phylink_ethtool_ksettings_set); +/** + * phylink_ethtool_nway_reset() - restart negotiation + * @pl: a pointer to a &struct phylink returned from phylink_create() + * + * Restart negotiation for the phylink instance specified by @pl. This will + * cause any attached phy to restart negotiation with the link partner, and + * if the MAC is in a BaseX mode, the MAC will also be requested to restart + * negotiation. + * + * Returns zero on success, or negative error code. + */ int phylink_ethtool_nway_reset(struct phylink *pl) { int ret = 0; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); if (pl->phydev) ret = phy_restart_aneg(pl->phydev); @@ -979,10 +1178,15 @@ int phylink_ethtool_nway_reset(struct phylink *pl) } EXPORT_SYMBOL_GPL(phylink_ethtool_nway_reset); +/** + * phylink_ethtool_get_pauseparam() - get the current pause parameters + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @pause: a pointer to a &struct ethtool_pauseparam + */ void phylink_ethtool_get_pauseparam(struct phylink *pl, struct ethtool_pauseparam *pause) { - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); pause->autoneg = !!(pl->link_config.pause & MLO_PAUSE_AN); pause->rx_pause = !!(pl->link_config.pause & MLO_PAUSE_RX); @@ -990,12 +1194,17 @@ void phylink_ethtool_get_pauseparam(struct phylink *pl, } EXPORT_SYMBOL_GPL(phylink_ethtool_get_pauseparam); +/** + * phylink_ethtool_set_pauseparam() - set the current pause parameters + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @pause: a pointer to a &struct ethtool_pauseparam + */ int phylink_ethtool_set_pauseparam(struct phylink *pl, struct ethtool_pauseparam *pause) { struct phylink_link_state *config = &pl->link_config; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); if (!phylink_test(pl->supported, Pause) && !phylink_test(pl->supported, Asym_Pause)) @@ -1028,8 +1237,7 @@ int phylink_ethtool_set_pauseparam(struct phylink *pl, phylink_mac_config(pl, config); break; - case MLO_AN_SGMII: - case MLO_AN_8023Z: + case MLO_AN_INBAND: phylink_mac_config(pl, config); phylink_mac_an_restart(pl); break; @@ -1068,24 +1276,21 @@ int phylink_ethtool_get_module_eeprom(struct phylink *pl, } EXPORT_SYMBOL_GPL(phylink_ethtool_get_module_eeprom); -int phylink_init_eee(struct phylink *pl, bool clk_stop_enable) -{ - int ret = -EPROTONOSUPPORT; - - WARN_ON(!lockdep_rtnl_is_held()); - - if (pl->phydev) - ret = phy_init_eee(pl->phydev, clk_stop_enable); - - return ret; -} -EXPORT_SYMBOL_GPL(phylink_init_eee); - +/** + * phylink_ethtool_get_eee_err() - read the energy efficient ethernet error + * counter + * @pl: a pointer to a &struct phylink returned from phylink_create(). + * + * Read the Energy Efficient Ethernet error counter from the PHY associated + * with the phylink instance specified by @pl. + * + * Returns positive error counter value, or negative error code. + */ int phylink_get_eee_err(struct phylink *pl) { int ret = 0; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); if (pl->phydev) ret = phy_get_eee_err(pl->phydev); @@ -1094,11 +1299,16 @@ int phylink_get_eee_err(struct phylink *pl) } EXPORT_SYMBOL_GPL(phylink_get_eee_err); +/** + * phylink_ethtool_get_eee() - read the energy efficient ethernet parameters + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @eee: a pointer to a &struct ethtool_eee for the read parameters + */ int phylink_ethtool_get_eee(struct phylink *pl, struct ethtool_eee *eee) { int ret = -EOPNOTSUPP; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); if (pl->phydev) ret = phy_ethtool_get_eee(pl->phydev, eee); @@ -1107,11 +1317,16 @@ int phylink_ethtool_get_eee(struct phylink *pl, struct ethtool_eee *eee) } EXPORT_SYMBOL_GPL(phylink_ethtool_get_eee); +/** + * phylink_ethtool_set_eee() - set the energy efficient ethernet parameters + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @eee: a pointer to a &struct ethtool_eee for the desired parameters + */ int phylink_ethtool_set_eee(struct phylink *pl, struct ethtool_eee *eee) { int ret = -EOPNOTSUPP; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); if (pl->phydev) ret = phy_ethtool_set_eee(pl->phydev, eee); @@ -1246,9 +1461,7 @@ static int phylink_mii_read(struct phylink *pl, unsigned int phy_id, case MLO_AN_PHY: return -EOPNOTSUPP; - case MLO_AN_SGMII: - /* No phy, fall through to 8023z method */ - case MLO_AN_8023Z: + case MLO_AN_INBAND: if (phy_id == 0) { val = phylink_get_mac_state(pl, &state); if (val < 0) @@ -1273,24 +1486,40 @@ static int phylink_mii_write(struct phylink *pl, unsigned int phy_id, case MLO_AN_PHY: return -EOPNOTSUPP; - case MLO_AN_SGMII: - /* No phy, fall through to 8023z method */ - case MLO_AN_8023Z: + case MLO_AN_INBAND: break; } return 0; } +/** + * phylink_mii_ioctl() - generic mii ioctl interface + * @pl: a pointer to a &struct phylink returned from phylink_create() + * @ifr: a pointer to a &struct ifreq for socket ioctls + * @cmd: ioctl cmd to execute + * + * Perform the specified MII ioctl on the PHY attached to the phylink instance + * specified by @pl. If no PHY is attached, emulate the presence of the PHY. + * + * Returns: zero on success or negative error code. + * + * %SIOCGMIIPHY: + * read register from the current PHY. + * %SIOCGMIIREG: + * read register from the specified PHY. + * %SIOCSMIIREG: + * set a register on the specified PHY. + */ int phylink_mii_ioctl(struct phylink *pl, struct ifreq *ifr, int cmd) { struct mii_ioctl_data *mii = if_mii(ifr); int ret; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); if (pl->phydev) { - /* PHYs only exist for MLO_AN_PHY and MLO_AN_SGMII */ + /* PHYs only exist for MLO_AN_PHY and SGMII */ switch (cmd) { case SIOCGMIIPHY: mii->phy_id = pl->phydev->mdio.addr; @@ -1355,14 +1584,14 @@ static int phylink_sfp_module_insert(void *upstream, port = sfp_parse_port(pl->sfp_bus, id, support); iface = sfp_parse_interface(pl->sfp_bus, id); - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); switch (iface) { case PHY_INTERFACE_MODE_SGMII: - mode = MLO_AN_SGMII; - break; case PHY_INTERFACE_MODE_1000BASEX: - mode = MLO_AN_8023Z; + case PHY_INTERFACE_MODE_2500BASEX: + case PHY_INTERFACE_MODE_10GKR: + mode = MLO_AN_INBAND; break; default: return -EINVAL; @@ -1389,7 +1618,7 @@ static int phylink_sfp_module_insert(void *upstream, phylink_an_mode_str(mode), phy_modes(config.interface), __ETHTOOL_LINK_MODE_MASK_NBITS, support); - if (mode == MLO_AN_8023Z && pl->phydev) + if (phy_interface_mode_is_8023z(iface) && pl->phydev) return -EINVAL; changed = !bitmap_equal(pl->supported, support, @@ -1424,7 +1653,7 @@ static void phylink_sfp_link_down(void *upstream) { struct phylink *pl = upstream; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); set_bit(PHYLINK_DISABLE_LINK, &pl->phylink_disable_state); flush_work(&pl->resolve); @@ -1436,7 +1665,7 @@ static void phylink_sfp_link_up(void *upstream) { struct phylink *pl = upstream; - WARN_ON(!lockdep_rtnl_is_held()); + ASSERT_RTNL(); clear_bit(PHYLINK_DISABLE_LINK, &pl->phylink_disable_state); phylink_run_resolve(pl); diff --git a/drivers/net/phy/qsemi.c b/drivers/net/phy/qsemi.c index dbef8002bc28..889a4dce1648 100644 --- a/drivers/net/phy/qsemi.c +++ b/drivers/net/phy/qsemi.c @@ -118,8 +118,6 @@ static struct phy_driver qs6612_driver[] = { { .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = qs6612_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = qs6612_ack_interrupt, .config_intr = qs6612_config_intr, } }; diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c index eda0a6e86918..7c1bf688dd48 100644 --- a/drivers/net/phy/realtek.c +++ b/drivers/net/phy/realtek.c @@ -13,29 +13,67 @@ * option) any later version. * */ +#include <linux/bitops.h> #include <linux/phy.h> #include <linux/module.h> -#define RTL821x_PHYSR 0x11 -#define RTL821x_PHYSR_DUPLEX 0x2000 -#define RTL821x_PHYSR_SPEED 0xc000 -#define RTL821x_INER 0x12 -#define RTL821x_INER_INIT 0x6400 -#define RTL821x_INSR 0x13 -#define RTL821x_PAGE_SELECT 0x1f -#define RTL8211E_INER_LINK_STATUS 0x400 +#define RTL821x_PHYSR 0x11 +#define RTL821x_PHYSR_DUPLEX BIT(13) +#define RTL821x_PHYSR_SPEED GENMASK(15, 14) -#define RTL8211F_INER_LINK_STATUS 0x0010 -#define RTL8211F_INSR 0x1d -#define RTL8211F_TX_DELAY 0x100 +#define RTL821x_INER 0x12 +#define RTL8211B_INER_INIT 0x6400 +#define RTL8211E_INER_LINK_STATUS BIT(10) +#define RTL8211F_INER_LINK_STATUS BIT(4) -#define RTL8201F_ISR 0x1e -#define RTL8201F_IER 0x13 +#define RTL821x_INSR 0x13 + +#define RTL821x_PAGE_SELECT 0x1f + +#define RTL8211F_INSR 0x1d + +#define RTL8211F_TX_DELAY BIT(8) + +#define RTL8201F_ISR 0x1e +#define RTL8201F_IER 0x13 MODULE_DESCRIPTION("Realtek PHY driver"); MODULE_AUTHOR("Johnson Leung"); MODULE_LICENSE("GPL"); +static int rtl8211x_page_read(struct phy_device *phydev, u16 page, u16 address) +{ + int ret; + + ret = phy_write(phydev, RTL821x_PAGE_SELECT, page); + if (ret) + return ret; + + ret = phy_read(phydev, address); + + /* restore to default page 0 */ + phy_write(phydev, RTL821x_PAGE_SELECT, 0x0); + + return ret; +} + +static int rtl8211x_page_write(struct phy_device *phydev, u16 page, + u16 address, u16 val) +{ + int ret; + + ret = phy_write(phydev, RTL821x_PAGE_SELECT, page); + if (ret) + return ret; + + ret = phy_write(phydev, address, val); + + /* restore to default page 0 */ + phy_write(phydev, RTL821x_PAGE_SELECT, 0x0); + + return ret; +} + static int rtl8201_ack_interrupt(struct phy_device *phydev) { int err; @@ -58,31 +96,21 @@ static int rtl8211f_ack_interrupt(struct phy_device *phydev) { int err; - phy_write(phydev, RTL821x_PAGE_SELECT, 0xa43); - err = phy_read(phydev, RTL8211F_INSR); - /* restore to default page 0 */ - phy_write(phydev, RTL821x_PAGE_SELECT, 0x0); + err = rtl8211x_page_read(phydev, 0xa43, RTL8211F_INSR); return (err < 0) ? err : 0; } static int rtl8201_config_intr(struct phy_device *phydev) { - int err; - - /* switch to page 7 */ - phy_write(phydev, RTL821x_PAGE_SELECT, 0x7); + u16 val; if (phydev->interrupts == PHY_INTERRUPT_ENABLED) - err = phy_write(phydev, RTL8201F_IER, - BIT(13) | BIT(12) | BIT(11)); + val = BIT(13) | BIT(12) | BIT(11); else - err = phy_write(phydev, RTL8201F_IER, 0); - - /* restore to default page 0 */ - phy_write(phydev, RTL821x_PAGE_SELECT, 0x0); + val = 0; - return err; + return rtl8211x_page_write(phydev, 0x7, RTL8201F_IER, val); } static int rtl8211b_config_intr(struct phy_device *phydev) @@ -91,7 +119,7 @@ static int rtl8211b_config_intr(struct phy_device *phydev) if (phydev->interrupts == PHY_INTERRUPT_ENABLED) err = phy_write(phydev, RTL821x_INER, - RTL821x_INER_INIT); + RTL8211B_INER_INIT); else err = phy_write(phydev, RTL821x_INER, 0); @@ -113,41 +141,41 @@ static int rtl8211e_config_intr(struct phy_device *phydev) static int rtl8211f_config_intr(struct phy_device *phydev) { - int err; + u16 val; - phy_write(phydev, RTL821x_PAGE_SELECT, 0xa42); if (phydev->interrupts == PHY_INTERRUPT_ENABLED) - err = phy_write(phydev, RTL821x_INER, - RTL8211F_INER_LINK_STATUS); + val = RTL8211F_INER_LINK_STATUS; else - err = phy_write(phydev, RTL821x_INER, 0); - phy_write(phydev, RTL821x_PAGE_SELECT, 0); + val = 0; - return err; + return rtl8211x_page_write(phydev, 0xa42, RTL821x_INER, val); } static int rtl8211f_config_init(struct phy_device *phydev) { int ret; - u16 reg; + u16 val; ret = genphy_config_init(phydev); if (ret < 0) return ret; - phy_write(phydev, RTL821x_PAGE_SELECT, 0xd08); - reg = phy_read(phydev, 0x11); + ret = rtl8211x_page_read(phydev, 0xd08, 0x11); + if (ret < 0) + return ret; + + val = ret & 0xffff; /* enable TX-delay for rgmii-id and rgmii-txid, otherwise disable it */ if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) - reg |= RTL8211F_TX_DELAY; + val |= RTL8211F_TX_DELAY; else - reg &= ~RTL8211F_TX_DELAY; + val &= ~RTL8211F_TX_DELAY; - phy_write(phydev, 0x11, reg); - /* restore to default page 0 */ - phy_write(phydev, RTL821x_PAGE_SELECT, 0x0); + ret = rtl8211x_page_write(phydev, 0xd08, 0x11, val); + if (ret) + return ret; return 0; } @@ -159,16 +187,12 @@ static struct phy_driver realtek_drvs[] = { .phy_id_mask = 0x0000ffff, .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, }, { .phy_id = 0x001cc816, .name = "RTL8201F 10/100Mbps Ethernet", .phy_id_mask = 0x001fffff, .features = PHY_BASIC_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &rtl8201_ack_interrupt, .config_intr = &rtl8201_config_intr, .suspend = genphy_suspend, @@ -179,8 +203,6 @@ static struct phy_driver realtek_drvs[] = { .phy_id_mask = 0x001fffff, .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &rtl821x_ack_interrupt, .config_intr = &rtl8211b_config_intr, }, { @@ -189,8 +211,6 @@ static struct phy_driver realtek_drvs[] = { .phy_id_mask = 0x001fffff, .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = rtl821x_ack_interrupt, .config_intr = rtl8211e_config_intr, .suspend = genphy_suspend, @@ -201,8 +221,6 @@ static struct phy_driver realtek_drvs[] = { .phy_id_mask = 0x001fffff, .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &rtl821x_ack_interrupt, .config_intr = &rtl8211e_config_intr, .suspend = genphy_suspend, @@ -213,9 +231,7 @@ static struct phy_driver realtek_drvs[] = { .phy_id_mask = 0x001fffff, .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_aneg = &genphy_config_aneg, .config_init = &rtl8211f_config_init, - .read_status = &genphy_read_status, .ack_interrupt = &rtl8211f_ack_interrupt, .config_intr = &rtl8211f_config_intr, .suspend = genphy_suspend, diff --git a/drivers/net/phy/rockchip.c b/drivers/net/phy/rockchip.c index c092af137056..f1da70b9b55f 100644 --- a/drivers/net/phy/rockchip.c +++ b/drivers/net/phy/rockchip.c @@ -213,7 +213,6 @@ static struct phy_driver rockchip_phy_driver[] = { .soft_reset = genphy_soft_reset, .config_init = rockchip_integrated_phy_config_init, .config_aneg = rockchip_config_aneg, - .read_status = genphy_read_status, .suspend = genphy_suspend, .resume = rockchip_phy_resume, }, diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c index 8a1b1f4c1b7c..1356dba0d9d3 100644 --- a/drivers/net/phy/sfp-bus.c +++ b/drivers/net/phy/sfp-bus.c @@ -8,10 +8,14 @@ #include "sfp.h" +/** + * struct sfp_bus - internal representation of a sfp bus + */ struct sfp_bus { + /* private: */ struct kref kref; struct list_head node; - struct device_node *device_node; + struct fwnode_handle *fwnode; const struct sfp_socket_ops *socket_ops; struct device *sfp_dev; @@ -26,6 +30,20 @@ struct sfp_bus { bool started; }; +/** + * sfp_parse_port() - Parse the EEPROM base ID, setting the port type + * @bus: a pointer to the &struct sfp_bus structure for the sfp module + * @id: a pointer to the module's &struct sfp_eeprom_id + * @support: optional pointer to an array of unsigned long for the + * ethtool support mask + * + * Parse the EEPROM identification given in @id, and return one of + * %PORT_TP, %PORT_FIBRE or %PORT_OTHER. If @support is non-%NULL, + * also set the ethtool %ETHTOOL_LINK_MODE_xxx_BIT corresponding with + * the connector type. + * + * If the port type is not known, returns %PORT_OTHER. + */ int sfp_parse_port(struct sfp_bus *bus, const struct sfp_eeprom_id *id, unsigned long *support) { @@ -78,6 +96,24 @@ int sfp_parse_port(struct sfp_bus *bus, const struct sfp_eeprom_id *id, } EXPORT_SYMBOL_GPL(sfp_parse_port); +/** + * sfp_parse_interface() - Parse the phy_interface_t + * @bus: a pointer to the &struct sfp_bus structure for the sfp module + * @id: a pointer to the module's &struct sfp_eeprom_id + * + * Derive the phy_interface_t mode for the information found in the + * module's identifying EEPROM. There is no standard or defined way + * to derive this information, so we use some heuristics. + * + * If the encoding is 64b66b, then the module must be >= 10G, so + * return %PHY_INTERFACE_MODE_10GKR. + * + * If it's 8b10b, then it's 1G or slower. If it's definitely a fibre + * module, return %PHY_INTERFACE_MODE_1000BASEX mode, otherwise return + * %PHY_INTERFACE_MODE_SGMII mode. + * + * If the encoding is not known, return %PHY_INTERFACE_MODE_NA. + */ phy_interface_t sfp_parse_interface(struct sfp_bus *bus, const struct sfp_eeprom_id *id) { @@ -117,6 +153,15 @@ phy_interface_t sfp_parse_interface(struct sfp_bus *bus, } EXPORT_SYMBOL_GPL(sfp_parse_interface); +/** + * sfp_parse_support() - Parse the eeprom id for supported link modes + * @bus: a pointer to the &struct sfp_bus structure for the sfp module + * @id: a pointer to the module's &struct sfp_eeprom_id + * @support: pointer to an array of unsigned long for the ethtool support mask + * + * Parse the EEPROM identification information and derive the supported + * ethtool link modes for the module. + */ void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id, unsigned long *support) { @@ -215,7 +260,7 @@ static const struct sfp_upstream_ops *sfp_get_upstream_ops(struct sfp_bus *bus) return bus->registered ? bus->upstream_ops : NULL; } -static struct sfp_bus *sfp_bus_get(struct device_node *np) +static struct sfp_bus *sfp_bus_get(struct fwnode_handle *fwnode) { struct sfp_bus *sfp, *new, *found = NULL; @@ -224,7 +269,7 @@ static struct sfp_bus *sfp_bus_get(struct device_node *np) mutex_lock(&sfp_mutex); list_for_each_entry(sfp, &sfp_buses, node) { - if (sfp->device_node == np) { + if (sfp->fwnode == fwnode) { kref_get(&sfp->kref); found = sfp; break; @@ -233,7 +278,7 @@ static struct sfp_bus *sfp_bus_get(struct device_node *np) if (!found && new) { kref_init(&new->kref); - new->device_node = np; + new->fwnode = fwnode; list_add(&new->node, &sfp_buses); found = new; new = NULL; @@ -246,7 +291,7 @@ static struct sfp_bus *sfp_bus_get(struct device_node *np) return found; } -static void sfp_bus_release(struct kref *kref) __releases(sfp_mutex) +static void sfp_bus_release(struct kref *kref) { struct sfp_bus *bus = container_of(kref, struct sfp_bus, kref); @@ -293,6 +338,16 @@ static void sfp_unregister_bus(struct sfp_bus *bus) bus->registered = false; } +/** + * sfp_get_module_info() - Get the ethtool_modinfo for a SFP module + * @bus: a pointer to the &struct sfp_bus structure for the sfp module + * @modinfo: a &struct ethtool_modinfo + * + * Fill in the type and eeprom_len parameters in @modinfo for a module on + * the sfp bus specified by @bus. + * + * Returns 0 on success or a negative errno number. + */ int sfp_get_module_info(struct sfp_bus *bus, struct ethtool_modinfo *modinfo) { if (!bus->registered) @@ -301,6 +356,17 @@ int sfp_get_module_info(struct sfp_bus *bus, struct ethtool_modinfo *modinfo) } EXPORT_SYMBOL_GPL(sfp_get_module_info); +/** + * sfp_get_module_eeprom() - Read the SFP module EEPROM + * @bus: a pointer to the &struct sfp_bus structure for the sfp module + * @ee: a &struct ethtool_eeprom + * @data: buffer to contain the EEPROM data (must be at least @ee->len bytes) + * + * Read the EEPROM as specified by the supplied @ee. See the documentation + * for &struct ethtool_eeprom for the region to be read. + * + * Returns 0 on success or a negative errno number. + */ int sfp_get_module_eeprom(struct sfp_bus *bus, struct ethtool_eeprom *ee, u8 *data) { @@ -310,6 +376,15 @@ int sfp_get_module_eeprom(struct sfp_bus *bus, struct ethtool_eeprom *ee, } EXPORT_SYMBOL_GPL(sfp_get_module_eeprom); +/** + * sfp_upstream_start() - Inform the SFP that the network device is up + * @bus: a pointer to the &struct sfp_bus structure for the sfp module + * + * Inform the SFP socket that the network device is now up, so that the + * module can be enabled by allowing TX_DISABLE to be deasserted. This + * should be called from the network device driver's &struct net_device_ops + * ndo_open() method. + */ void sfp_upstream_start(struct sfp_bus *bus) { if (bus->registered) @@ -318,6 +393,15 @@ void sfp_upstream_start(struct sfp_bus *bus) } EXPORT_SYMBOL_GPL(sfp_upstream_start); +/** + * sfp_upstream_stop() - Inform the SFP that the network device is down + * @bus: a pointer to the &struct sfp_bus structure for the sfp module + * + * Inform the SFP socket that the network device is now up, so that the + * module can be disabled by asserting TX_DISABLE, disabling the laser + * in optical modules. This should be called from the network device + * driver's &struct net_device_ops ndo_stop() method. + */ void sfp_upstream_stop(struct sfp_bus *bus) { if (bus->registered) @@ -326,11 +410,24 @@ void sfp_upstream_stop(struct sfp_bus *bus) } EXPORT_SYMBOL_GPL(sfp_upstream_stop); -struct sfp_bus *sfp_register_upstream(struct device_node *np, +/** + * sfp_register_upstream() - Register the neighbouring device + * @np: device node for the SFP bus + * @ndev: network device associated with the interface + * @upstream: the upstream private data + * @ops: the upstream's &struct sfp_upstream_ops + * + * Register the upstream device (eg, PHY) with the SFP bus. MAC drivers + * should use phylink, which will call this function for them. Returns + * a pointer to the allocated &struct sfp_bus. + * + * On error, returns %NULL. + */ +struct sfp_bus *sfp_register_upstream(struct fwnode_handle *fwnode, struct net_device *ndev, void *upstream, const struct sfp_upstream_ops *ops) { - struct sfp_bus *bus = sfp_bus_get(np); + struct sfp_bus *bus = sfp_bus_get(fwnode); int ret = 0; if (bus) { @@ -353,6 +450,13 @@ struct sfp_bus *sfp_register_upstream(struct device_node *np, } EXPORT_SYMBOL_GPL(sfp_register_upstream); +/** + * sfp_unregister_upstream() - Unregister sfp bus + * @bus: a pointer to the &struct sfp_bus structure for the sfp module + * + * Unregister a previously registered upstream connection for the SFP + * module. @bus is returned from sfp_register_upstream(). + */ void sfp_unregister_upstream(struct sfp_bus *bus) { rtnl_lock(); @@ -433,7 +537,7 @@ EXPORT_SYMBOL_GPL(sfp_module_remove); struct sfp_bus *sfp_register_socket(struct device *dev, struct sfp *sfp, const struct sfp_socket_ops *ops) { - struct sfp_bus *bus = sfp_bus_get(dev->of_node); + struct sfp_bus *bus = sfp_bus_get(dev->fwnode); int ret = 0; if (bus) { diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index 9dfc1c4c954f..ee6b2e041171 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -98,12 +98,18 @@ static const enum gpiod_flags gpio_flags[] = { static DEFINE_MUTEX(sfp_mutex); +struct sff_data { + unsigned int gpios; + bool (*module_supported)(const struct sfp_eeprom_id *id); +}; + struct sfp { struct device *dev; struct i2c_adapter *i2c; struct mii_bus *i2c_mii; struct sfp_bus *sfp_bus; struct phy_device *mod_phy; + const struct sff_data *type; unsigned int (*get_state)(struct sfp *); void (*set_state)(struct sfp *, unsigned int); @@ -123,6 +129,36 @@ struct sfp { struct sfp_eeprom_id id; }; +static bool sff_module_supported(const struct sfp_eeprom_id *id) +{ + return id->base.phys_id == SFP_PHYS_ID_SFF && + id->base.phys_ext_id == SFP_PHYS_EXT_ID_SFP; +} + +static const struct sff_data sff_data = { + .gpios = SFP_F_LOS | SFP_F_TX_FAULT | SFP_F_TX_DISABLE, + .module_supported = sff_module_supported, +}; + +static bool sfp_module_supported(const struct sfp_eeprom_id *id) +{ + return id->base.phys_id == SFP_PHYS_ID_SFP && + id->base.phys_ext_id == SFP_PHYS_EXT_ID_SFP; +} + +static const struct sff_data sfp_data = { + .gpios = SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT | + SFP_F_TX_DISABLE | SFP_F_RATE_SELECT, + .module_supported = sfp_module_supported, +}; + +static const struct of_device_id sfp_of_match[] = { + { .compatible = "sff,sff", .data = &sff_data, }, + { .compatible = "sff,sfp", .data = &sfp_data, }, + { }, +}; +MODULE_DEVICE_TABLE(of, sfp_of_match); + static unsigned long poll_jiffies; static unsigned int sfp_gpio_get_state(struct sfp *sfp) @@ -141,6 +177,11 @@ static unsigned int sfp_gpio_get_state(struct sfp *sfp) return state; } +static unsigned int sff_gpio_get_state(struct sfp *sfp) +{ + return sfp_gpio_get_state(sfp) | SFP_F_PRESENT; +} + static void sfp_gpio_set_state(struct sfp *sfp, unsigned int state) { if (state & SFP_F_PRESENT) { @@ -315,12 +356,12 @@ static void sfp_sm_probe_phy(struct sfp *sfp) msleep(T_PHY_RESET_MS); phy = mdiobus_scan(sfp->i2c_mii, SFP_PHY_ADDR); - if (IS_ERR(phy)) { - dev_err(sfp->dev, "mdiobus scan returned %ld\n", PTR_ERR(phy)); + if (phy == ERR_PTR(-ENODEV)) { + dev_info(sfp->dev, "no PHY detected\n"); return; } - if (!phy) { - dev_info(sfp->dev, "no PHY detected\n"); + if (IS_ERR(phy)) { + dev_err(sfp->dev, "mdiobus scan returned %ld\n", PTR_ERR(phy)); return; } @@ -479,10 +520,10 @@ static int sfp_sm_mod_probe(struct sfp *sfp) dev_info(sfp->dev, "module %s %s rev %s sn %s dc %s\n", vendor, part, rev, sn, date); - /* We only support SFP modules, not the legacy GBIC modules. */ - if (sfp->id.base.phys_id != SFP_PHYS_ID_SFP || - sfp->id.base.phys_ext_id != SFP_PHYS_EXT_ID_SFP) { - dev_err(sfp->dev, "module is not SFP - phys id 0x%02x 0x%02x\n", + /* Check whether we support this module */ + if (!sfp->type->module_supported(&sfp->id)) { + dev_err(sfp->dev, + "module is not supported - phys id 0x%02x 0x%02x\n", sfp->id.base.phys_id, sfp->id.base.phys_ext_id); return -EINVAL; } @@ -683,20 +724,19 @@ static int sfp_module_eeprom(struct sfp *sfp, struct ethtool_eeprom *ee, len = min_t(unsigned int, last, ETH_MODULE_SFF_8079_LEN); len -= first; - ret = sfp->read(sfp, false, first, data, len); + ret = sfp_read(sfp, false, first, data, len); if (ret < 0) return ret; first += len; data += len; } - if (first >= ETH_MODULE_SFF_8079_LEN && - first < ETH_MODULE_SFF_8472_LEN) { + if (first < ETH_MODULE_SFF_8472_LEN && last > ETH_MODULE_SFF_8079_LEN) { len = min_t(unsigned int, last, ETH_MODULE_SFF_8472_LEN); len -= first; first -= ETH_MODULE_SFF_8079_LEN; - ret = sfp->read(sfp, true, first, data, len); + ret = sfp_read(sfp, true, first, data, len); if (ret < 0) return ret; } @@ -801,6 +841,7 @@ static void sfp_cleanup(void *data) static int sfp_probe(struct platform_device *pdev) { + const struct sff_data *sff; struct sfp *sfp; bool poll = false; int irq, err, i; @@ -815,10 +856,19 @@ static int sfp_probe(struct platform_device *pdev) if (err < 0) return err; + sff = sfp->type = &sfp_data; + if (pdev->dev.of_node) { struct device_node *node = pdev->dev.of_node; + const struct of_device_id *id; struct device_node *np; + id = of_match_node(sfp_of_match, node); + if (WARN_ON(!id)) + return -EINVAL; + + sff = sfp->type = id->data; + np = of_parse_phandle(node, "i2c-bus", 0); if (np) { struct i2c_adapter *i2c; @@ -834,17 +884,22 @@ static int sfp_probe(struct platform_device *pdev) return err; } } + } - for (i = 0; i < GPIO_MAX; i++) { + for (i = 0; i < GPIO_MAX; i++) + if (sff->gpios & BIT(i)) { sfp->gpio[i] = devm_gpiod_get_optional(sfp->dev, gpio_of_names[i], gpio_flags[i]); if (IS_ERR(sfp->gpio[i])) return PTR_ERR(sfp->gpio[i]); } - sfp->get_state = sfp_gpio_get_state; - sfp->set_state = sfp_gpio_set_state; - } + sfp->get_state = sfp_gpio_get_state; + sfp->set_state = sfp_gpio_set_state; + + /* Modules that have no detect signal are always present */ + if (!(sfp->gpio[GPIO_MODDEF0])) + sfp->get_state = sff_gpio_get_state; sfp->sfp_bus = sfp_register_socket(sfp->dev, sfp, &sfp_module_ops); if (!sfp->sfp_bus) @@ -899,12 +954,6 @@ static int sfp_remove(struct platform_device *pdev) return 0; } -static const struct of_device_id sfp_of_match[] = { - { .compatible = "sff,sfp", }, - { }, -}; -MODULE_DEVICE_TABLE(of, sfp_of_match); - static struct platform_driver sfp_driver = { .probe = sfp_probe, .remove = sfp_remove, diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c index 2306bfae057f..be399d645224 100644 --- a/drivers/net/phy/smsc.c +++ b/drivers/net/phy/smsc.c @@ -227,8 +227,6 @@ static struct phy_driver smsc_phy_driver[] = { .probe = smsc_phy_probe, /* basic functions */ - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .config_init = smsc_phy_config_init, .soft_reset = smsc_phy_reset, @@ -249,8 +247,6 @@ static struct phy_driver smsc_phy_driver[] = { .probe = smsc_phy_probe, /* basic functions */ - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .config_init = smsc_phy_config_init, .soft_reset = smsc_phy_reset, @@ -276,7 +272,6 @@ static struct phy_driver smsc_phy_driver[] = { .probe = smsc_phy_probe, /* basic functions */ - .config_aneg = genphy_config_aneg, .read_status = lan87xx_read_status, .config_init = smsc_phy_config_init, .soft_reset = smsc_phy_reset, @@ -303,8 +298,6 @@ static struct phy_driver smsc_phy_driver[] = { .probe = smsc_phy_probe, /* basic functions */ - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .config_init = lan911x_config_init, /* IRQ related */ @@ -319,12 +312,11 @@ static struct phy_driver smsc_phy_driver[] = { .name = "SMSC LAN8710/LAN8720", .features = PHY_BASIC_FEATURES, - .flags = PHY_HAS_INTERRUPT, + .flags = PHY_HAS_INTERRUPT | PHY_RST_AFTER_CLK_EN, .probe = smsc_phy_probe, /* basic functions */ - .config_aneg = genphy_config_aneg, .read_status = lan87xx_read_status, .config_init = smsc_phy_config_init, .soft_reset = smsc_phy_reset, @@ -351,7 +343,6 @@ static struct phy_driver smsc_phy_driver[] = { .probe = smsc_phy_probe, /* basic functions */ - .config_aneg = genphy_config_aneg, .read_status = lan87xx_read_status, .config_init = smsc_phy_config_init, .soft_reset = smsc_phy_reset, diff --git a/drivers/net/phy/ste10Xp.c b/drivers/net/phy/ste10Xp.c index d00cfb64529e..fbd548a1ad84 100644 --- a/drivers/net/phy/ste10Xp.c +++ b/drivers/net/phy/ste10Xp.c @@ -89,8 +89,6 @@ static struct phy_driver ste10xp_pdriver[] = { .features = PHY_BASIC_FEATURES | SUPPORTED_Pause, .flags = PHY_HAS_INTERRUPT, .config_init = ste10Xp_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = ste10Xp_ack_interrupt, .config_intr = ste10Xp_config_intr, .suspend = genphy_suspend, @@ -102,8 +100,6 @@ static struct phy_driver ste10xp_pdriver[] = { .features = PHY_BASIC_FEATURES | SUPPORTED_Pause, .flags = PHY_HAS_INTERRUPT, .config_init = ste10Xp_config_init, - .config_aneg = genphy_config_aneg, - .read_status = genphy_read_status, .ack_interrupt = ste10Xp_ack_interrupt, .config_intr = ste10Xp_config_intr, .suspend = genphy_suspend, diff --git a/drivers/net/phy/uPD60620.c b/drivers/net/phy/uPD60620.c index 96b33475ea5e..55f48ee3595a 100644 --- a/drivers/net/phy/uPD60620.c +++ b/drivers/net/phy/uPD60620.c @@ -95,7 +95,6 @@ static struct phy_driver upd60620_driver[1] = { { .features = PHY_BASIC_FEATURES, .flags = 0, .config_init = upd60620_config_init, - .config_aneg = genphy_config_aneg, .read_status = upd60620_read_status, } }; diff --git a/drivers/net/phy/vitesse.c b/drivers/net/phy/vitesse.c index f78ff0279648..d9dd8fbfffc7 100644 --- a/drivers/net/phy/vitesse.c +++ b/drivers/net/phy/vitesse.c @@ -267,7 +267,6 @@ static struct phy_driver vsc82xx_driver[] = { .flags = PHY_HAS_INTERRUPT, .config_init = &vsc824x_config_init, .config_aneg = &vsc82x4_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &vsc824x_ack_interrupt, .config_intr = &vsc82xx_config_intr, }, { @@ -278,7 +277,6 @@ static struct phy_driver vsc82xx_driver[] = { .flags = PHY_HAS_INTERRUPT, .config_init = &vsc824x_config_init, .config_aneg = &vsc82x4_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &vsc824x_ack_interrupt, .config_intr = &vsc82xx_config_intr, }, { @@ -289,7 +287,6 @@ static struct phy_driver vsc82xx_driver[] = { .flags = PHY_HAS_INTERRUPT, .config_init = &vsc824x_config_init, .config_aneg = &vsc82x4_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &vsc824x_ack_interrupt, .config_intr = &vsc82xx_config_intr, }, { @@ -300,7 +297,6 @@ static struct phy_driver vsc82xx_driver[] = { .flags = PHY_HAS_INTERRUPT, .config_init = &vsc824x_config_init, .config_aneg = &vsc82x4_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &vsc824x_ack_interrupt, .config_intr = &vsc82xx_config_intr, }, { @@ -311,7 +307,6 @@ static struct phy_driver vsc82xx_driver[] = { .flags = PHY_HAS_INTERRUPT, .config_init = &vsc824x_config_init, .config_aneg = &vsc82x4_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &vsc824x_ack_interrupt, .config_intr = &vsc82xx_config_intr, }, { @@ -321,8 +316,6 @@ static struct phy_driver vsc82xx_driver[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = &vsc8601_config_init, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &vsc824x_ack_interrupt, .config_intr = &vsc82xx_config_intr, }, { @@ -333,7 +326,6 @@ static struct phy_driver vsc82xx_driver[] = { .flags = PHY_HAS_INTERRUPT, .config_init = &vsc824x_config_init, .config_aneg = &vsc82x4_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &vsc824x_ack_interrupt, .config_intr = &vsc82xx_config_intr, }, { @@ -344,8 +336,6 @@ static struct phy_driver vsc82xx_driver[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = &vsc8221_config_init, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &vsc824x_ack_interrupt, .config_intr = &vsc82xx_config_intr, }, { @@ -356,8 +346,6 @@ static struct phy_driver vsc82xx_driver[] = { .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_init = &vsc8221_config_init, - .config_aneg = &genphy_config_aneg, - .read_status = &genphy_read_status, .ack_interrupt = &vsc824x_ack_interrupt, .config_intr = &vsc82xx_config_intr, } }; 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