diff options
| -rw-r--r-- | target/linux/brcm47xx/patches-3.6/720-eth-backport.patch | 94 | ||||
| -rw-r--r-- | target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch | 112 |
2 files changed, 206 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-3.6/720-eth-backport.patch b/target/linux/brcm47xx/patches-3.6/720-eth-backport.patch new file mode 100644 index 000000000..98da18a3b --- /dev/null +++ b/target/linux/brcm47xx/patches-3.6/720-eth-backport.patch @@ -0,0 +1,94 @@ +commit fa0879e37b59e8e3f130a30a9e6fa515717c5bdd +Author: Stefan Hajnoczi <stefanha@gmail.com> +Date: Mon Jan 21 01:17:22 2013 +0000 + + net: split eth_mac_addr for better error handling + + When we set mac address, software mac address in system and hardware mac + address all need to be updated. Current eth_mac_addr() doesn't allow + callers to implement error handling nicely. + + This patch split eth_mac_addr() to prepare part and real commit part, + then we can prepare first, and try to change hardware address, then do + the real commit if hardware address is set successfully. + + Signed-off-by: Stefan Hajnoczi <stefanha@gmail.com> + Signed-off-by: Amos Kong <akong@redhat.com> + Signed-off-by: David S. Miller <davem@davemloft.net> + +--- a/include/linux/etherdevice.h ++++ b/include/linux/etherdevice.h +@@ -40,6 +40,8 @@ extern int eth_header_cache(const struct + extern void eth_header_cache_update(struct hh_cache *hh, + const struct net_device *dev, + const unsigned char *haddr); ++extern int eth_prepare_mac_addr_change(struct net_device *dev, void *p); ++extern void eth_commit_mac_addr_change(struct net_device *dev, void *p); + extern int eth_mac_addr(struct net_device *dev, void *p); + extern int eth_change_mtu(struct net_device *dev, int new_mtu); + extern int eth_validate_addr(struct net_device *dev); +--- a/net/ethernet/eth.c ++++ b/net/ethernet/eth.c +@@ -278,16 +278,11 @@ void eth_header_cache_update(struct hh_c + EXPORT_SYMBOL(eth_header_cache_update); + + /** +- * eth_mac_addr - set new Ethernet hardware address ++ * eth_prepare_mac_addr_change - prepare for mac change + * @dev: network device + * @p: socket address +- * +- * Change hardware address of device. +- * +- * This doesn't change hardware matching, so needs to be overridden +- * for most real devices. + */ +-int eth_mac_addr(struct net_device *dev, void *p) ++int eth_prepare_mac_addr_change(struct net_device *dev, void *p) + { + struct sockaddr *addr = p; + +@@ -295,9 +290,43 @@ int eth_mac_addr(struct net_device *dev, + return -EBUSY; + if (!is_valid_ether_addr(addr->sa_data)) + return -EADDRNOTAVAIL; ++ return 0; ++} ++EXPORT_SYMBOL(eth_prepare_mac_addr_change); ++ ++/** ++ * eth_commit_mac_addr_change - commit mac change ++ * @dev: network device ++ * @p: socket address ++ */ ++void eth_commit_mac_addr_change(struct net_device *dev, void *p) ++{ ++ struct sockaddr *addr = p; ++ + memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN); + /* if device marked as NET_ADDR_RANDOM, reset it */ + dev->addr_assign_type &= ~NET_ADDR_RANDOM; ++} ++EXPORT_SYMBOL(eth_commit_mac_addr_change); ++ ++/** ++ * eth_mac_addr - set new Ethernet hardware address ++ * @dev: network device ++ * @p: socket address ++ * ++ * Change hardware address of device. ++ * ++ * This doesn't change hardware matching, so needs to be overridden ++ * for most real devices. ++ */ ++int eth_mac_addr(struct net_device *dev, void *p) ++{ ++ int ret; ++ ++ ret = eth_prepare_mac_addr_change(dev, p); ++ if (ret < 0) ++ return ret; ++ eth_commit_mac_addr_change(dev, p); + return 0; + } + EXPORT_SYMBOL(eth_mac_addr); diff --git a/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch b/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch new file mode 100644 index 000000000..dfe9ccf7e --- /dev/null +++ b/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch @@ -0,0 +1,112 @@ +--- a/drivers/net/ethernet/broadcom/bgmac.c ++++ b/drivers/net/ethernet/broadcom/bgmac.c +@@ -761,6 +761,26 @@ static void bgmac_cmdcfg_maskset(struct + udelay(2); + } + ++static void bgmac_write_mac_address(struct bgmac *bgmac, u8 *addr) ++{ ++ u32 tmp; ++ ++ tmp = (addr[0] << 24) | (addr[1] << 16) | (addr[2] << 8) | addr[3]; ++ bgmac_write(bgmac, BGMAC_MACADDR_HIGH, tmp); ++ tmp = (addr[4] << 8) | addr[5]; ++ bgmac_write(bgmac, BGMAC_MACADDR_LOW, tmp); ++} ++ ++static void bgmac_set_rx_mode(struct net_device *net_dev) ++{ ++ struct bgmac *bgmac = netdev_priv(net_dev); ++ ++ if (net_dev->flags & IFF_PROMISC) ++ bgmac_cmdcfg_maskset(bgmac, ~0, BGMAC_CMDCFG_PROM, false); ++ else ++ bgmac_cmdcfg_maskset(bgmac, ~BGMAC_CMDCFG_PROM, 0, false); ++} ++ + #if 0 /* We don't use that regs yet */ + static void bgmac_chip_stats_update(struct bgmac *bgmac) + { +@@ -889,8 +909,10 @@ static void bgmac_chip_reset(struct bgma + sw_type = et_swtype; + } else if (ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == 9) { + sw_type = BGMAC_CHIPCTL_1_SW_TYPE_EPHYRMII; +- } else if (0) { +- /* TODO */ ++ } else if ((ci->id != BCMA_CHIP_ID_BCM53572 && ci->pkg == 10) || ++ (ci->id == BCMA_CHIP_ID_BCM53572 && ci->pkg == 9)) { ++ sw_type = BGMAC_CHIPCTL_1_IF_TYPE_RGMII | ++ BGMAC_CHIPCTL_1_SW_TYPE_RGMII; + } + bcma_chipco_chipctl_maskset(cc, 1, + ~(BGMAC_CHIPCTL_1_IF_TYPE_MASK | +@@ -1004,8 +1026,6 @@ static void bgmac_enable(struct bgmac *b + static void bgmac_chip_init(struct bgmac *bgmac, bool full_init) + { + struct bgmac_dma_ring *ring; +- u8 *mac = bgmac->net_dev->dev_addr; +- u32 tmp; + int i; + + /* 1 interrupt per received frame */ +@@ -1014,16 +1034,9 @@ static void bgmac_chip_init(struct bgmac + /* Enable 802.3x tx flow control (honor received PAUSE frames) */ + bgmac_cmdcfg_maskset(bgmac, ~BGMAC_CMDCFG_RPI, 0, true); + +- if (bgmac->net_dev->flags & IFF_PROMISC) +- bgmac_cmdcfg_maskset(bgmac, ~0, BGMAC_CMDCFG_PROM, false); +- else +- bgmac_cmdcfg_maskset(bgmac, ~BGMAC_CMDCFG_PROM, 0, false); ++ bgmac_set_rx_mode(bgmac->net_dev); + +- /* Set MAC addr */ +- tmp = (mac[0] << 24) | (mac[1] << 16) | (mac[2] << 8) | mac[3]; +- bgmac_write(bgmac, BGMAC_MACADDR_HIGH, tmp); +- tmp = (mac[4] << 8) | mac[5]; +- bgmac_write(bgmac, BGMAC_MACADDR_LOW, tmp); ++ bgmac_write_mac_address(bgmac, bgmac->net_dev->dev_addr); + + if (bgmac->loopback) + bgmac_cmdcfg_maskset(bgmac, ~0, BGMAC_CMDCFG_ML, true); +@@ -1160,6 +1173,19 @@ static netdev_tx_t bgmac_start_xmit(stru + return bgmac_dma_tx_add(bgmac, ring, skb); + } + ++static int bgmac_set_mac_address(struct net_device *net_dev, void *addr) ++{ ++ struct bgmac *bgmac = netdev_priv(net_dev); ++ int ret; ++ ++ ret = eth_prepare_mac_addr_change(net_dev, addr); ++ if (ret < 0) ++ return ret; ++ bgmac_write_mac_address(bgmac, (u8 *)addr); ++ eth_commit_mac_addr_change(net_dev, addr); ++ return 0; ++} ++ + static int bgmac_ioctl(struct net_device *net_dev, struct ifreq *ifr, int cmd) + { + struct bgmac *bgmac = netdev_priv(net_dev); +@@ -1190,7 +1216,9 @@ static const struct net_device_ops bgmac + .ndo_open = bgmac_open, + .ndo_stop = bgmac_stop, + .ndo_start_xmit = bgmac_start_xmit, +- .ndo_set_mac_address = eth_mac_addr, /* generic, sets dev_addr */ ++ .ndo_set_rx_mode = bgmac_set_rx_mode, ++ .ndo_set_mac_address = bgmac_set_mac_address, ++ .ndo_validate_addr = eth_validate_addr, + .ndo_do_ioctl = bgmac_ioctl, + }; + +--- a/drivers/net/ethernet/broadcom/bgmac.h ++++ b/drivers/net/ethernet/broadcom/bgmac.h +@@ -339,7 +339,7 @@ + #define BGMAC_CHIPCTL_1_SW_TYPE_EPHY 0x00000000 + #define BGMAC_CHIPCTL_1_SW_TYPE_EPHYMII 0x00000040 + #define BGMAC_CHIPCTL_1_SW_TYPE_EPHYRMII 0x00000080 +-#define BGMAC_CHIPCTL_1_SW_TYPE_RGMI 0x000000C0 ++#define BGMAC_CHIPCTL_1_SW_TYPE_RGMII 0x000000C0 + #define BGMAC_CHIPCTL_1_RXC_DLL_BYPASS 0x00010000 + + #define BGMAC_SPEED_10 0x0001 |