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-rw-r--r--drivers/net/e1000/e1000_main.c5
-rw-r--r--drivers/net/forcedeth.c15
2 files changed, 16 insertions, 4 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index b1419e21b46b..fffb006b7d95 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -4027,8 +4027,9 @@ static bool e1000_clean_rx_irq(struct e1000_adapter *adapter,
PCI_DMA_FROMDEVICE);
length = le16_to_cpu(rx_desc->length);
-
- if (unlikely(!(status & E1000_RXD_STAT_EOP))) {
+ /* !EOP means multiple descriptors were used to store a single
+ * packet, also make sure the frame isn't just CRC only */
+ if (unlikely(!(status & E1000_RXD_STAT_EOP) || (length <= 4))) {
/* All receives must fit into a single buffer */
E1000_DBG("%s: Receive packet consumed multiple"
" buffers\n", netdev->name);
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index f9a846b1b92f..9f6a68fb7b45 100644
--- 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");