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authorGuo-Fu Tseng <cooldavid@cooldavid.org>2010-10-18 14:10:40 +0000
committerDavid S. Miller <davem@davemloft.net>2010-10-21 03:52:09 -0700
commitc8a8684d5cfb0f110a962c93586630c0bf91ebc1 (patch)
tree0569ece32522a40053b4366afbcdd3b7002082bc /drivers/net/jme.c
parent7bfc47532301a84c575cfc20b4531f5de5c326bc (diff)
downloadtalos-op-linux-c8a8684d5cfb0f110a962c93586630c0bf91ebc1.tar.gz
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jme: Fix PHY power-off error
Adding phy_on in opposition to phy_off. Signed-off-by: Guo-Fu Tseng <cooldavid@cooldavid.org> Cc: <stable@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/jme.c')
-rw-r--r--drivers/net/jme.c22
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/net/jme.c b/drivers/net/jme.c
index c04c096bc6a9..e04f180965ae 100644
--- a/drivers/net/jme.c
+++ b/drivers/net/jme.c
@@ -1574,6 +1574,16 @@ jme_free_irq(struct jme_adapter *jme)
}
}
+static inline void
+jme_phy_on(struct jme_adapter *jme)
+{
+ u32 bmcr;
+
+ bmcr = jme_mdio_read(jme->dev, jme->mii_if.phy_id, MII_BMCR);
+ bmcr &= ~BMCR_PDOWN;
+ jme_mdio_write(jme->dev, jme->mii_if.phy_id, MII_BMCR, bmcr);
+}
+
static int
jme_open(struct net_device *netdev)
{
@@ -1594,10 +1604,12 @@ jme_open(struct net_device *netdev)
jme_start_irq(jme);
- if (test_bit(JME_FLAG_SSET, &jme->flags))
+ if (test_bit(JME_FLAG_SSET, &jme->flags)) {
+ jme_phy_on(jme);
jme_set_settings(netdev, &jme->old_ecmd);
- else
+ } else {
jme_reset_phy_processor(jme);
+ }
jme_reset_link(jme);
@@ -3005,10 +3017,12 @@ jme_resume(struct pci_dev *pdev)
jme_clear_pm(jme);
pci_restore_state(pdev);
- if (test_bit(JME_FLAG_SSET, &jme->flags))
+ if (test_bit(JME_FLAG_SSET, &jme->flags)) {
+ jme_phy_on(jme);
jme_set_settings(netdev, &jme->old_ecmd);
- else
+ } else {
jme_reset_phy_processor(jme);
+ }
jme_start_irq(jme);
netif_device_attach(netdev);
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