summaryrefslogtreecommitdiff
path: root/drivers/net/phy/micrel.c
diff options
context:
space:
mode:
authorAlexandre Belloni <alexandre.belloni@free-electrons.com>2016-02-26 18:18:22 (GMT)
committerDavid S. Miller <davem@davemloft.net>2016-03-01 21:52:08 (GMT)
commitf5aba91d7f186cba84af966a741a0346de603cd4 (patch)
tree27c26a916bd6a363b9660a724a4e8a4bd88227ad /drivers/net/phy/micrel.c
parentedffc2178d4ba10a61e150b42ef5e7d797714eb3 (diff)
downloadlinux-f5aba91d7f186cba84af966a741a0346de603cd4.tar.xz
phy: micrel: Ensure interrupts are reenabled on resume
At least on ksz8081, when getting back from power down, interrupts are disabled. ensure they are reenabled if they were previously enabled. This fixes resuming which is failing on the xplained boards from atmel since 321beec5047a (net: phy: Use interrupts when available in NOLINK state) Fixes: 321beec5047a (net: phy: Use interrupts when available in NOLINK state) Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/phy/micrel.c')
-rw-r--r--drivers/net/phy/micrel.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 03833db..a5e265b 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -635,6 +635,21 @@ static void kszphy_get_stats(struct phy_device *phydev,
data[i] = kszphy_get_stat(phydev, i);
}
+static int kszphy_resume(struct phy_device *phydev)
+{
+ int value;
+
+ mutex_lock(&phydev->lock);
+
+ value = phy_read(phydev, MII_BMCR);
+ phy_write(phydev, MII_BMCR, value & ~BMCR_PDOWN);
+
+ kszphy_config_intr(phydev);
+ mutex_unlock(&phydev->lock);
+
+ return 0;
+}
+
static int kszphy_probe(struct phy_device *phydev)
{
const struct kszphy_type *type = phydev->drv->driver_data;
@@ -844,7 +859,7 @@ static struct phy_driver ksphy_driver[] = {
.get_strings = kszphy_get_strings,
.get_stats = kszphy_get_stats,
.suspend = genphy_suspend,
- .resume = genphy_resume,
+ .resume = kszphy_resume,
}, {
.phy_id = PHY_ID_KSZ8061,
.name = "Micrel KSZ8061",