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path: root/drivers/net/phy/micrel.c
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Diffstat (limited to 'drivers/net/phy/micrel.c')
-rw-r--r--drivers/net/phy/micrel.c65
1 files changed, 49 insertions, 16 deletions
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index a7f74b3b97af..54e0d75203da 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
@@ -158,7 +162,7 @@ static int kszphy_ack_interrupt(struct phy_device *phydev)
static int kszphy_config_intr(struct phy_device *phydev)
{
const struct kszphy_type *type = phydev->drv->driver_data;
- int temp;
+ int temp, err;
u16 mask;
if (type && type->interrupt_level_mask)
@@ -174,12 +178,41 @@ static int kszphy_config_intr(struct phy_device *phydev)
phy_write(phydev, MII_KSZPHY_CTRL, temp);
/* enable / disable interrupts */
- if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
+ if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
+ err = kszphy_ack_interrupt(phydev);
+ if (err)
+ return err;
+
temp = KSZPHY_INTCS_ALL;
- else
+ err = phy_write(phydev, MII_KSZPHY_INTCS, temp);
+ } else {
temp = 0;
+ err = phy_write(phydev, MII_KSZPHY_INTCS, temp);
+ if (err)
+ return err;
+
+ err = kszphy_ack_interrupt(phydev);
+ }
+
+ return err;
+}
+
+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 phy_write(phydev, MII_KSZPHY_INTCS, temp);
+ return IRQ_HANDLED;
}
static int kszphy_rmii_clk_sel(struct phy_device *phydev, bool val)
@@ -1160,8 +1193,8 @@ static struct phy_driver ksphy_driver[] = {
/* PHY_BASIC_FEATURES */
.driver_data = &ks8737_type,
.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,
}, {
@@ -1172,8 +1205,8 @@ static struct phy_driver ksphy_driver[] = {
.driver_data = &ksz8021_type,
.probe = kszphy_probe,
.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,
@@ -1187,8 +1220,8 @@ static struct phy_driver ksphy_driver[] = {
.driver_data = &ksz8021_type,
.probe = kszphy_probe,
.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,
@@ -1203,8 +1236,8 @@ static struct phy_driver ksphy_driver[] = {
.probe = kszphy_probe,
.config_init = ksz8041_config_init,
.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,
@@ -1218,8 +1251,8 @@ static struct phy_driver ksphy_driver[] = {
.driver_data = &ksz8041_type,
.probe = kszphy_probe,
.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,
@@ -1231,8 +1264,8 @@ static struct phy_driver ksphy_driver[] = {
.driver_data = &ksz8051_type,
.probe = kszphy_probe,
.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,
@@ -1247,8 +1280,8 @@ static struct phy_driver ksphy_driver[] = {
.driver_data = &ksz8041_type,
.probe = kszphy_probe,
.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,
@@ -1262,8 +1295,8 @@ static struct phy_driver ksphy_driver[] = {
.driver_data = &ksz8081_type,
.probe = kszphy_probe,
.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,
@@ -1275,8 +1308,8 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = MICREL_PHY_ID_MASK,
/* PHY_BASIC_FEATURES */
.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,
}, {
@@ -1288,8 +1321,8 @@ static struct phy_driver ksphy_driver[] = {
.probe = kszphy_probe,
.get_features = ksz9031_get_features,
.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,
@@ -1307,8 +1340,8 @@ static struct phy_driver ksphy_driver[] = {
.config_init = ksz9031_config_init,
.soft_reset = genphy_soft_reset,
.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,
@@ -1336,8 +1369,8 @@ static struct phy_driver ksphy_driver[] = {
.probe = kszphy_probe,
.config_init = ksz9131_config_init,
.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,
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-19 05:29:52 +0300