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path: root/drivers/net/ethernet/calxeda/xgmac.c
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Diffstat (limited to 'drivers/net/ethernet/calxeda/xgmac.c')
-rw-r--r--drivers/net/ethernet/calxeda/xgmac.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/net/ethernet/calxeda/xgmac.c b/drivers/net/ethernet/calxeda/xgmac.c
index a170065..4a1f2fa 100644
--- a/drivers/net/ethernet/calxeda/xgmac.c
+++ b/drivers/net/ethernet/calxeda/xgmac.c
@@ -163,6 +163,7 @@
#define XGMAC_FLOW_CTRL_FCB_BPA 0x00000001 /* Flow Control Busy ... */
/* XGMAC_INT_STAT reg */
+#define XGMAC_INT_STAT_PMTIM 0x00800000 /* PMT Interrupt Mask */
#define XGMAC_INT_STAT_PMT 0x0080 /* PMT Interrupt Status */
#define XGMAC_INT_STAT_LPI 0x0040 /* LPI Interrupt Status */
@@ -960,6 +961,9 @@ static int xgmac_hw_init(struct net_device *dev)
writel(DMA_INTR_DEFAULT_MASK, ioaddr + XGMAC_DMA_STATUS);
writel(DMA_INTR_DEFAULT_MASK, ioaddr + XGMAC_DMA_INTR_ENA);
+ /* Mask power mgt interrupt */
+ writel(XGMAC_INT_STAT_PMTIM, ioaddr + XGMAC_INT_STAT);
+
/* XGMAC requires AXI bus init. This is a 'magic number' for now */
writel(0x0077000E, ioaddr + XGMAC_DMA_AXI_BUS);
@@ -1141,6 +1145,9 @@ static int xgmac_rx(struct xgmac_priv *priv, int limit)
struct sk_buff *skb;
int frame_len;
+ if (!dma_ring_cnt(priv->rx_head, priv->rx_tail, DMA_RX_RING_SZ))
+ break;
+
entry = priv->rx_tail;
p = priv->dma_rx + entry;
if (desc_get_owner(p))
@@ -1475,7 +1482,7 @@ static int xgmac_set_features(struct net_device *dev, netdev_features_t features
u32 ctrl;
struct xgmac_priv *priv = netdev_priv(dev);
void __iomem *ioaddr = priv->base;
- u32 changed = dev->features ^ features;
+ netdev_features_t changed = dev->features ^ features;
if (!(changed & NETIF_F_RXCSUM))
return 0;
@@ -1825,7 +1832,7 @@ static void xgmac_pmt(void __iomem *ioaddr, unsigned long mode)
unsigned int pmt = 0;
if (mode & WAKE_MAGIC)
- pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_MAGIC_PKT;
+ pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_MAGIC_PKT_EN;
if (mode & WAKE_UCAST)
pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_GLBL_UNICAST;
@@ -1879,12 +1886,9 @@ static int xgmac_resume(struct device *dev)
return 0;
}
+#endif /* CONFIG_PM_SLEEP */
static SIMPLE_DEV_PM_OPS(xgmac_pm_ops, xgmac_suspend, xgmac_resume);
-#define XGMAC_PM_OPS (&xgmac_pm_ops)
-#else
-#define XGMAC_PM_OPS NULL
-#endif /* CONFIG_PM_SLEEP */
static const struct of_device_id xgmac_of_match[] = {
{ .compatible = "calxeda,hb-xgmac", },
@@ -1899,7 +1903,7 @@ static struct platform_driver xgmac_driver = {
},
.probe = xgmac_probe,
.remove = xgmac_remove,
- .driver.pm = XGMAC_PM_OPS,
+ .driver.pm = &xgmac_pm_ops,
};
module_platform_driver(xgmac_driver);
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