From 4070bcf8283f1a1990b50f9dd3de9117a493a4c7 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Fri, 29 Dec 2006 16:00:00 +0000 Subject: [PATCH] Add CAM patch to make the driver work on USR device (#817) SVN-Revision: 5929 --- .../patches/brcm/010-bcm47xx-cam_absent.patch | 42 +++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 openwrt/target/linux/linux-2.4/patches/brcm/010-bcm47xx-cam_absent.patch diff --git a/openwrt/target/linux/linux-2.4/patches/brcm/010-bcm47xx-cam_absent.patch b/openwrt/target/linux/linux-2.4/patches/brcm/010-bcm47xx-cam_absent.patch new file mode 100644 index 0000000000..1deffc54a3 --- /dev/null +++ b/openwrt/target/linux/linux-2.4/patches/brcm/010-bcm47xx-cam_absent.patch @@ -0,0 +1,42 @@ +--- linux-2.4.32.orig/drivers/net/b44.h 2006-09-19 19:56:03.000000000 +0200 ++++ linux-2.4.32/drivers/net/b44.h 2006-09-19 19:58:01.000000000 +0200 +@@ -122,6 +122,7 @@ + #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 */ +--- linux-2.4.32.orig/drivers/net/b44.c 2006-09-19 19:56:03.000000000 +0200 ++++ linux-2.4.32/drivers/net/b44.c 2006-09-19 20:08:22.000000000 +0200 +@@ -1301,6 +1301,7 @@ + { + struct b44 *bp = dev->priv; + struct sockaddr *addr = p; ++ u32 val; + + if (netif_running(dev)) + return -EBUSY; +@@ -1308,7 +1309,11 @@ + memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); + + spin_lock_irq(&bp->lock); +- __b44_set_mac_addr(bp); ++ ++ val = br32(B44_RXCONFIG); ++ if (!(val & RXCONFIG_CAM_ABSENT)) ++ __b44_set_mac_addr(bp); ++ + spin_unlock_irq(&bp->lock); + + return 0; +@@ -1488,7 +1493,7 @@ + + val = br32(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(B44_RXCONFIG, val); + } else { -- 2.30.2