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authorRafael J. Wysocki <rjw@sisk.pl>2011-09-26 20:12:45 +0200
committerRafael J. Wysocki <rjw@sisk.pl>2011-09-26 20:12:45 +0200
commit0d41da2e31e81f5c8aaabe17f769de4304b2d4c8 (patch)
tree540acefba9bf01d3880d7bacb767fbf9b1fe80b4 /drivers/net/phy/national.c
parentARM: mach-shmobile: sh7372 sleep warning fixes (diff)
parentPM / Clocks: Do not acquire a mutex under a spinlock (diff)
downloadlinux-0d41da2e31e81f5c8aaabe17f769de4304b2d4c8.tar.xz
linux-0d41da2e31e81f5c8aaabe17f769de4304b2d4c8.zip
Merge branch 'pm-fixes' into pm-domains
Merge commit e8b364b88cc4001b21c28c1ecf1e1e3ffbe162e6 (PM / Clocks: Do not acquire a mutex under a spinlock) fixing a regression in drivers/base/power/clock_ops.c. Conflicts: drivers/base/power/clock_ops.c
Diffstat (limited to 'drivers/net/phy/national.c')
-rw-r--r--drivers/net/phy/national.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/net/phy/national.c b/drivers/net/phy/national.c
index 0620ba963508..04bb8fcc0cb5 100644
--- a/drivers/net/phy/national.c
+++ b/drivers/net/phy/national.c
@@ -25,8 +25,9 @@
/* DP83865 phy identifier values */
#define DP83865_PHY_ID 0x20005c7a
-#define DP83865_INT_MASK_REG 0x15
-#define DP83865_INT_MASK_STATUS 0x14
+#define DP83865_INT_STATUS 0x14
+#define DP83865_INT_MASK 0x15
+#define DP83865_INT_CLEAR 0x17
#define DP83865_INT_REMOTE_FAULT 0x0008
#define DP83865_INT_ANE_COMPLETED 0x0010
@@ -68,21 +69,25 @@ static int ns_config_intr(struct phy_device *phydev)
int err;
if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
- err = phy_write(phydev, DP83865_INT_MASK_REG,
+ err = phy_write(phydev, DP83865_INT_MASK,
DP83865_INT_MASK_DEFAULT);
else
- err = phy_write(phydev, DP83865_INT_MASK_REG, 0);
+ err = phy_write(phydev, DP83865_INT_MASK, 0);
return err;
}
static int ns_ack_interrupt(struct phy_device *phydev)
{
- int ret = phy_read(phydev, DP83865_INT_MASK_STATUS);
+ int ret = phy_read(phydev, DP83865_INT_STATUS);
if (ret < 0)
return ret;
- return 0;
+ /* Clear the interrupt status bit by writing a “1”
+ * to the corresponding bit in INT_CLEAR (2:0 are reserved) */
+ ret = phy_write(phydev, DP83865_INT_CLEAR, ret & ~0x7);
+
+ return ret;
}
static void ns_giga_speed_fallback(struct phy_device *phydev, int mode)