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freifunkist-firmware/target/linux/brcm-2.6/patches/010-bcm47xx-cam_absent.patch

44 lines
1.6 KiB

diff -urN linux-2.6.19.ref/drivers/net/b44.c linux-2.6.19/drivers/net/b44.c
--- linux-2.6.19.ref/drivers/net/b44.c 2006-12-04 21:34:14.000000000 +0100
+++ linux-2.6.19/drivers/net/b44.c 2006-12-04 21:34:19.000000000 +0100
@@ -1445,6 +1445,7 @@
{
struct b44 *bp = netdev_priv(dev);
struct sockaddr *addr = p;
+ u32 val;
if (netif_running(dev))
return -EBUSY;
@@ -1455,7 +1456,11 @@
memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
spin_lock_irq(&bp->lock);
- __b44_set_mac_addr(bp);
+
+ val = br32(bp, B44_RXCONFIG);
+ if (!(val & RXCONFIG_CAM_ABSENT))
+ __b44_set_mac_addr(bp);
+
spin_unlock_irq(&bp->lock);
return 0;
@@ -1797,7 +1802,7 @@
val = br32(bp, B44_RXCONFIG);
val &= ~(RXCONFIG_PROMISC | RXCONFIG_ALLMULTI);
- if (dev->flags & IFF_PROMISC) {
+ if ((dev->flags & IFF_PROMISC) || (val & RXCONFIG_CAM_ABSENT)) {
val |= RXCONFIG_PROMISC;
bw32(bp, B44_RXCONFIG, val);
} else {
diff -urN linux-2.6.19.ref/drivers/net/b44.h linux-2.6.19/drivers/net/b44.h
--- linux-2.6.19.ref/drivers/net/b44.h 2006-12-04 21:34:14.000000000 +0100
+++ linux-2.6.19/drivers/net/b44.h 2006-12-04 21:34:19.000000000 +0100
@@ -129,6 +129,7 @@
#define RXCONFIG_FLOW 0x00000020 /* Flow Control Enable */
#define RXCONFIG_FLOW_ACCEPT 0x00000040 /* Accept Unicast Flow Control Frame */
#define RXCONFIG_RFILT 0x00000080 /* Reject Filter */
+#define RXCONFIG_CAM_ABSENT 0x00000100 /* CAM Absent */
#define B44_RXMAXLEN 0x0404UL /* EMAC RX Max Packet Length */
#define B44_TXMAXLEN 0x0408UL /* EMAC TX Max Packet Length */
#define B44_MDIO_CTRL 0x0410UL /* EMAC MDIO Control */