diff options
Diffstat (limited to 'drivers/net/phy')
| -rw-r--r-- | drivers/net/phy/micrel.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index a7f74b3b97af..9aa96ebd31c8 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -48,6 +48,10 @@ #define KSZPHY_INTCS_LINK_UP BIT(8) #define KSZPHY_INTCS_ALL (KSZPHY_INTCS_LINK_UP |\ KSZPHY_INTCS_LINK_DOWN) +#define KSZPHY_INTCS_LINK_DOWN_STATUS BIT(2) +#define KSZPHY_INTCS_LINK_UP_STATUS BIT(0) +#define KSZPHY_INTCS_STATUS (KSZPHY_INTCS_LINK_DOWN_STATUS |\ + KSZPHY_INTCS_LINK_UP_STATUS) /* PHY Control 1 */ #define MII_KSZPHY_CTRL_1 0x1e @@ -182,6 +186,24 @@ static int kszphy_config_intr(struct phy_device *phydev) return phy_write(phydev, MII_KSZPHY_INTCS, temp); } +static irqreturn_t kszphy_handle_interrupt(struct phy_device *phydev) +{ + int irq_status; + + irq_status = phy_read(phydev, MII_KSZPHY_INTCS); + if (irq_status < 0) { + phy_error(phydev); + return IRQ_NONE; + } + + if ((irq_status & KSZPHY_INTCS_STATUS)) + return IRQ_NONE; + + phy_trigger_machine(phydev); + + return IRQ_HANDLED; +} + static int kszphy_rmii_clk_sel(struct phy_device *phydev, bool val) { int ctrl; @@ -1162,6 +1184,7 @@ static struct phy_driver ksphy_driver[] = { .config_init = kszphy_config_init, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .suspend = genphy_suspend, .resume = genphy_resume, }, { @@ -1174,6 +1197,7 @@ static struct phy_driver ksphy_driver[] = { .config_init = kszphy_config_init, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, @@ -1189,6 +1213,7 @@ static struct phy_driver ksphy_driver[] = { .config_init = kszphy_config_init, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, @@ -1205,6 +1230,7 @@ static struct phy_driver ksphy_driver[] = { .config_aneg = ksz8041_config_aneg, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, @@ -1220,6 +1246,7 @@ static struct phy_driver ksphy_driver[] = { .config_init = kszphy_config_init, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, @@ -1233,6 +1260,7 @@ static struct phy_driver ksphy_driver[] = { .config_init = kszphy_config_init, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, @@ -1249,6 +1277,7 @@ static struct phy_driver ksphy_driver[] = { .config_init = kszphy_config_init, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, @@ -1264,6 +1293,7 @@ static struct phy_driver ksphy_driver[] = { .config_init = ksz8081_config_init, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, @@ -1277,6 +1307,7 @@ static struct phy_driver ksphy_driver[] = { .config_init = ksz8061_config_init, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .suspend = genphy_suspend, .resume = genphy_resume, }, { @@ -1290,6 +1321,7 @@ static struct phy_driver ksphy_driver[] = { .config_init = ksz9021_config_init, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, @@ -1309,6 +1341,7 @@ static struct phy_driver ksphy_driver[] = { .read_status = ksz9031_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, @@ -1338,6 +1371,7 @@ static struct phy_driver ksphy_driver[] = { .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, + .handle_interrupt = kszphy_handle_interrupt, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, |