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-rw-r--r--drivers/net/phy/Kconfig2
-rw-r--r--drivers/net/phy/Makefile2
-rw-r--r--drivers/net/phy/ax88796b.c (renamed from drivers/net/phy/asix.c)0
-rw-r--r--drivers/net/phy/broadcom.c2
-rw-r--r--drivers/net/phy/phy_device.c5
-rw-r--r--drivers/net/phy/phylink.c13
-rw-r--r--drivers/net/phy/sfp.c63
7 files changed, 70 insertions, 17 deletions
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index db5645b0c898..20f14c5fbb7e 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -254,7 +254,7 @@ config AQUANTIA_PHY
---help---
Currently supports the Aquantia AQ1202, AQ2104, AQR105, AQR405
-config ASIX_PHY
+config AX88796B_PHY
tristate "Asix PHYs"
help
Currently supports the Asix Electronics PHY found in the X-Surf 100
diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
index bac339e09042..839acb292c38 100644
--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -52,7 +52,7 @@ ifdef CONFIG_HWMON
aquantia-objs += aquantia_hwmon.o
endif
obj-$(CONFIG_AQUANTIA_PHY) += aquantia.o
-obj-$(CONFIG_ASIX_PHY) += asix.o
+obj-$(CONFIG_AX88796B_PHY) += ax88796b.o
obj-$(CONFIG_AT803X_PHY) += at803x.o
obj-$(CONFIG_BCM63XX_PHY) += bcm63xx.o
obj-$(CONFIG_BCM7XXX_PHY) += bcm7xxx.o
diff --git a/drivers/net/phy/asix.c b/drivers/net/phy/ax88796b.c
index 79bf7ef1fcfd..79bf7ef1fcfd 100644
--- a/drivers/net/phy/asix.c
+++ b/drivers/net/phy/ax88796b.c
diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c
index 67fa05d67523..937d0059e8ac 100644
--- a/drivers/net/phy/broadcom.c
+++ b/drivers/net/phy/broadcom.c
@@ -663,6 +663,8 @@ static struct phy_driver broadcom_drivers[] = {
.config_init = bcm54xx_config_init,
.ack_interrupt = bcm_phy_ack_intr,
.config_intr = bcm_phy_config_intr,
+ .suspend = genphy_suspend,
+ .resume = genphy_resume,
}, {
.phy_id = PHY_ID_BCM5481,
.phy_id_mask = 0xfffffff0,
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 2c879ba01f35..53878908adf4 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -1930,6 +1930,9 @@ int genphy_config_init(struct phy_device *phydev)
if (val & ESTATUS_1000_THALF)
linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
features);
+ if (val & ESTATUS_1000_XFULL)
+ linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseX_Full_BIT,
+ features);
}
linkmode_and(phydev->supported, phydev->supported, features);
@@ -1981,6 +1984,8 @@ int genphy_read_abilities(struct phy_device *phydev)
phydev->supported, val & ESTATUS_1000_TFULL);
linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
phydev->supported, val & ESTATUS_1000_THALF);
+ linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseX_Full_BIT,
+ phydev->supported, val & ESTATUS_1000_XFULL);
}
return 0;
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index f5b97dab3017..5d0af041b8f9 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -1154,6 +1154,7 @@ EXPORT_SYMBOL_GPL(phylink_ethtool_ksettings_get);
int phylink_ethtool_ksettings_set(struct phylink *pl,
const struct ethtool_link_ksettings *kset)
{
+ __ETHTOOL_DECLARE_LINK_MODE_MASK(support);
struct ethtool_link_ksettings our_kset;
struct phylink_link_state config;
int ret;
@@ -1164,11 +1165,12 @@ int phylink_ethtool_ksettings_set(struct phylink *pl,
kset->base.autoneg != AUTONEG_ENABLE)
return -EINVAL;
+ linkmode_copy(support, pl->supported);
config = pl->link_config;
/* Mask out unsupported advertisements */
linkmode_and(config.advertising, kset->link_modes.advertising,
- pl->supported);
+ support);
/* FIXME: should we reject autoneg if phy/mac does not support it? */
if (kset->base.autoneg == AUTONEG_DISABLE) {
@@ -1178,7 +1180,7 @@ int phylink_ethtool_ksettings_set(struct phylink *pl,
* duplex.
*/
s = phy_lookup_setting(kset->base.speed, kset->base.duplex,
- pl->supported, false);
+ support, false);
if (!s)
return -EINVAL;
@@ -1207,7 +1209,7 @@ int phylink_ethtool_ksettings_set(struct phylink *pl,
__set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, config.advertising);
}
- if (phylink_validate(pl, pl->supported, &config))
+ if (phylink_validate(pl, support, &config))
return -EINVAL;
/* If autonegotiation is enabled, we must have an advertisement */
@@ -1668,6 +1670,7 @@ static int phylink_sfp_module_insert(void *upstream,
{
struct phylink *pl = upstream;
__ETHTOOL_DECLARE_LINK_MODE_MASK(support) = { 0, };
+ __ETHTOOL_DECLARE_LINK_MODE_MASK(support1);
struct phylink_link_state config;
phy_interface_t iface;
int ret = 0;
@@ -1695,6 +1698,8 @@ static int phylink_sfp_module_insert(void *upstream,
return ret;
}
+ linkmode_copy(support1, support);
+
iface = sfp_select_interface(pl->sfp_bus, id, config.advertising);
if (iface == PHY_INTERFACE_MODE_NA) {
phylink_err(pl,
@@ -1704,7 +1709,7 @@ static int phylink_sfp_module_insert(void *upstream,
}
config.interface = iface;
- ret = phylink_validate(pl, support, &config);
+ ret = phylink_validate(pl, support1, &config);
if (ret) {
phylink_err(pl, "validation of %s/%s with support %*pb failed: %d\n",
phylink_an_mode_str(MLO_AN_INBAND),
diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index 554acc869c25..2d816aadea79 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -185,12 +185,14 @@ struct sfp {
int (*write)(struct sfp *, bool, u8, void *, size_t);
struct gpio_desc *gpio[GPIO_MAX];
+ int gpio_irq[GPIO_MAX];
bool attached;
+ struct mutex st_mutex; /* Protects state */
unsigned int state;
struct delayed_work poll;
struct delayed_work timeout;
- struct mutex sm_mutex;
+ struct mutex sm_mutex; /* Protects state machine */
unsigned char sm_mod_state;
unsigned char sm_dev_state;
unsigned short sm_state;
@@ -282,6 +284,7 @@ static int sfp_i2c_read(struct sfp *sfp, bool a2, u8 dev_addr, void *buf,
{
struct i2c_msg msgs[2];
u8 bus_addr = a2 ? 0x51 : 0x50;
+ size_t this_len;
int ret;
msgs[0].addr = bus_addr;
@@ -293,11 +296,26 @@ static int sfp_i2c_read(struct sfp *sfp, bool a2, u8 dev_addr, void *buf,
msgs[1].len = len;
msgs[1].buf = buf;
- ret = i2c_transfer(sfp->i2c, msgs, ARRAY_SIZE(msgs));
- if (ret < 0)
- return ret;
+ while (len) {
+ this_len = len;
+ if (this_len > 16)
+ this_len = 16;
- return ret == ARRAY_SIZE(msgs) ? len : 0;
+ msgs[1].len = this_len;
+
+ ret = i2c_transfer(sfp->i2c, msgs, ARRAY_SIZE(msgs));
+ if (ret < 0)
+ return ret;
+
+ if (ret != ARRAY_SIZE(msgs))
+ break;
+
+ msgs[1].buf += this_len;
+ dev_addr += this_len;
+ len -= this_len;
+ }
+
+ return msgs[1].buf - (u8 *)buf;
}
static int sfp_i2c_write(struct sfp *sfp, bool a2, u8 dev_addr, void *buf,
@@ -1704,6 +1722,7 @@ static void sfp_check_state(struct sfp *sfp)
{
unsigned int state, i, changed;
+ mutex_lock(&sfp->st_mutex);
state = sfp_get_state(sfp);
changed = state ^ sfp->state;
changed &= SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT;
@@ -1729,6 +1748,7 @@ static void sfp_check_state(struct sfp *sfp)
sfp_sm_event(sfp, state & SFP_F_LOS ?
SFP_E_LOS_HIGH : SFP_E_LOS_LOW);
rtnl_unlock();
+ mutex_unlock(&sfp->st_mutex);
}
static irqreturn_t sfp_irq(int irq, void *data)
@@ -1759,6 +1779,7 @@ static struct sfp *sfp_alloc(struct device *dev)
sfp->dev = dev;
mutex_init(&sfp->sm_mutex);
+ mutex_init(&sfp->st_mutex);
INIT_DELAYED_WORK(&sfp->poll, sfp_poll);
INIT_DELAYED_WORK(&sfp->timeout, sfp_timeout);
@@ -1786,7 +1807,7 @@ static int sfp_probe(struct platform_device *pdev)
struct i2c_adapter *i2c;
struct sfp *sfp;
bool poll = false;
- int irq, err, i;
+ int err, i;
sfp = sfp_alloc(&pdev->dev);
if (IS_ERR(sfp))
@@ -1827,7 +1848,7 @@ static int sfp_probe(struct platform_device *pdev)
int ret;
ret = acpi_node_get_property_reference(fw, "i2c-bus", 0, &args);
- if (ACPI_FAILURE(ret) || !is_acpi_device_node(args.fwnode)) {
+ if (ret || !is_acpi_device_node(args.fwnode)) {
dev_err(&pdev->dev, "missing 'i2c-bus' property\n");
return -ENODEV;
}
@@ -1885,19 +1906,22 @@ static int sfp_probe(struct platform_device *pdev)
if (gpio_flags[i] != GPIOD_IN || !sfp->gpio[i])
continue;
- irq = gpiod_to_irq(sfp->gpio[i]);
- if (!irq) {
+ sfp->gpio_irq[i] = gpiod_to_irq(sfp->gpio[i]);
+ if (!sfp->gpio_irq[i]) {
poll = true;
continue;
}
- err = devm_request_threaded_irq(sfp->dev, irq, NULL, sfp_irq,
+ err = devm_request_threaded_irq(sfp->dev, sfp->gpio_irq[i],
+ NULL, sfp_irq,
IRQF_ONESHOT |
IRQF_TRIGGER_RISING |
IRQF_TRIGGER_FALLING,
dev_name(sfp->dev), sfp);
- if (err)
+ if (err) {
+ sfp->gpio_irq[i] = 0;
poll = true;
+ }
}
if (poll)
@@ -1928,9 +1952,26 @@ static int sfp_remove(struct platform_device *pdev)
return 0;
}
+static void sfp_shutdown(struct platform_device *pdev)
+{
+ struct sfp *sfp = platform_get_drvdata(pdev);
+ int i;
+
+ for (i = 0; i < GPIO_MAX; i++) {
+ if (!sfp->gpio_irq[i])
+ continue;
+
+ devm_free_irq(sfp->dev, sfp->gpio_irq[i], sfp);
+ }
+
+ cancel_delayed_work_sync(&sfp->poll);
+ cancel_delayed_work_sync(&sfp->timeout);
+}
+
static struct platform_driver sfp_driver = {
.probe = sfp_probe,
.remove = sfp_remove,
+ .shutdown = sfp_shutdown,
.driver = {
.name = "sfp",
.of_match_table = sfp_of_match,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.