Merge branch 'topic/pcm-subclass-fix' into for-linus

[pandora-kernel.git] / drivers / net / forcedeth.c

diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index f9a846b..9f6a68f 100644 (file)
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -897,6 +897,12 @@ enum {
 };
 static int phy_cross = NV_CROSSOVER_DETECTION_DISABLED;
 
+/*
+ * Power down phy when interface is down (persists through reboot;
+ * older Linux and other OSes may not power it up again)
+ */
+static int phy_power_down = 0;
+
 static inline struct fe_priv *get_nvpriv(struct net_device *dev)
 {
        return netdev_priv(dev);
@@ -1485,7 +1491,10 @@ static int phy_init(struct net_device *dev)
 
        /* restart auto negotiation, power down phy */
        mii_control = mii_rw(dev, np->phyaddr, MII_BMCR, MII_READ);
-       mii_control |= (BMCR_ANRESTART | BMCR_ANENABLE | BMCR_PDOWN);
+       mii_control |= (BMCR_ANRESTART | BMCR_ANENABLE);
+       if (phy_power_down) {
+               mii_control |= BMCR_PDOWN;
+       }
        if (mii_rw(dev, np->phyaddr, MII_BMCR, mii_control)) {
                return PHY_ERROR;
        }
@@ -5513,7 +5522,7 @@ static int nv_close(struct net_device *dev)
 
        nv_drain_rxtx(dev);
 
-       if (np->wolenabled) {
+       if (np->wolenabled || !phy_power_down) {
                writel(NVREG_PFF_ALWAYS|NVREG_PFF_MYADDR, base + NvRegPacketFilterFlags);
                nv_start_rx(dev);
        } else {
@@ -6367,6 +6376,8 @@ module_param(dma_64bit, int, 0);
 MODULE_PARM_DESC(dma_64bit, "High DMA is enabled by setting to 1 and disabled by setting to 0.");
 module_param(phy_cross, int, 0);
 MODULE_PARM_DESC(phy_cross, "Phy crossover detection for Realtek 8201 phy is enabled by setting to 1 and disabled by setting to 0.");
+module_param(phy_power_down, int, 0);
+MODULE_PARM_DESC(phy_power_down, "Power down phy and disable link when interface is down (1), or leave phy powered up (0).");
 
 MODULE_AUTHOR("Manfred Spraul <manfred@colorfullife.com>");
 MODULE_DESCRIPTION("Reverse Engineered nForce ethernet driver");