diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch | 83 |
1 files changed, 68 insertions, 15 deletions
diff --git a/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch b/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch index bfabaee..225c677 100644 --- a/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch +++ b/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch @@ -1,17 +1,70 @@ --- a/drivers/net/ethernet/broadcom/bgmac.c +++ b/drivers/net/ethernet/broadcom/bgmac.c -@@ -301,8 +301,9 @@ static int bgmac_dma_rx_read(struct bgma +@@ -301,7 +301,7 @@ static int bgmac_dma_rx_read(struct bgma bgmac_err(bgmac, "Found poisoned packet at slot %d, DMA issue!\n", ring->start); } else { - new_skb = netdev_alloc_skb(bgmac->net_dev, len); -+ new_skb = netdev_alloc_skb(bgmac->net_dev, len + 2); ++ new_skb = netdev_alloc_skb_ip_align(bgmac->net_dev, len); if (new_skb) { -+ skb_reserve(new_skb, 2); skb_put(new_skb, len); skb_copy_from_linear_data_offset(skb, BGMAC_RX_FRAME_OFFSET, - new_skb->data, -@@ -535,7 +536,7 @@ static void bgmac_dma_init(struct bgmac +@@ -436,6 +436,8 @@ static int bgmac_dma_alloc(struct bgmac + } + + for (i = 0; i < BGMAC_MAX_RX_RINGS; i++) { ++ int j; ++ + ring = &bgmac->rx_ring[i]; + ring->num_slots = BGMAC_RX_RING_SLOTS; + ring->mmio_base = ring_base[i]; +@@ -458,8 +460,8 @@ static int bgmac_dma_alloc(struct bgmac + bgmac_warn(bgmac, "DMA address using 0xC0000000 bit(s), it may need translation trick\n"); + + /* Alloc RX slots */ +- for (i = 0; i < ring->num_slots; i++) { +- err = bgmac_dma_rx_skb_for_slot(bgmac, &ring->slots[i]); ++ for (j = 0; j < ring->num_slots; j++) { ++ err = bgmac_dma_rx_skb_for_slot(bgmac, &ring->slots[j]); + if (err) { + bgmac_err(bgmac, "Can't allocate skb for slot in RX ring\n"); + goto err_dma_free; +@@ -496,6 +498,8 @@ static void bgmac_dma_init(struct bgmac + } + + for (i = 0; i < BGMAC_MAX_RX_RINGS; i++) { ++ int j; ++ + ring = &bgmac->rx_ring[i]; + + /* We don't implement unaligned addressing, so enable first */ +@@ -505,11 +509,11 @@ static void bgmac_dma_init(struct bgmac + bgmac_write(bgmac, ring->mmio_base + BGMAC_DMA_RX_RINGHI, + upper_32_bits(ring->dma_base)); + +- for (i = 0, dma_desc = ring->cpu_base; i < ring->num_slots; +- i++, dma_desc++) { ++ for (j = 0, dma_desc = ring->cpu_base; j < ring->num_slots; ++ j++, dma_desc++) { + ctl0 = ctl1 = 0; + +- if (i == ring->num_slots - 1) ++ if (j == ring->num_slots - 1) + ctl0 |= BGMAC_DESC_CTL0_EOT; + ctl1 |= BGMAC_RX_BUF_SIZE & BGMAC_DESC_CTL1_LEN; + /* Is there any BGMAC device that requires extension? */ +@@ -517,8 +521,8 @@ static void bgmac_dma_init(struct bgmac + * B43_DMA64_DCTL1_ADDREXT_MASK; + */ + +- dma_desc->addr_low = cpu_to_le32(lower_32_bits(ring->slots[i].dma_addr)); +- dma_desc->addr_high = cpu_to_le32(upper_32_bits(ring->slots[i].dma_addr)); ++ dma_desc->addr_low = cpu_to_le32(lower_32_bits(ring->slots[j].dma_addr)); ++ dma_desc->addr_high = cpu_to_le32(upper_32_bits(ring->slots[j].dma_addr)); + dma_desc->ctl0 = cpu_to_le32(ctl0); + dma_desc->ctl1 = cpu_to_le32(ctl1); + } +@@ -535,7 +539,7 @@ static void bgmac_dma_init(struct bgmac * PHY ops **************************************************/ @@ -20,7 +73,7 @@ { struct bcma_device *core; u16 phy_access_addr; -@@ -584,7 +585,7 @@ u16 bgmac_phy_read(struct bgmac *bgmac, +@@ -584,7 +588,7 @@ u16 bgmac_phy_read(struct bgmac *bgmac, } /* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/chipphywr */ @@ -29,7 +82,7 @@ { struct bcma_device *core; u16 phy_access_addr; -@@ -617,9 +618,13 @@ void bgmac_phy_write(struct bgmac *bgmac +@@ -617,9 +621,13 @@ void bgmac_phy_write(struct bgmac *bgmac tmp |= value; bcma_write32(core, phy_access_addr, tmp); @@ -44,7 +97,7 @@ } /* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/chipphyforce */ -@@ -761,6 +766,26 @@ static void bgmac_cmdcfg_maskset(struct +@@ -761,6 +769,26 @@ static void bgmac_cmdcfg_maskset(struct udelay(2); } @@ -71,7 +124,7 @@ #if 0 /* We don't use that regs yet */ static void bgmac_chip_stats_update(struct bgmac *bgmac) { -@@ -889,8 +914,10 @@ static void bgmac_chip_reset(struct bgma +@@ -889,8 +917,10 @@ 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; @@ -84,7 +137,7 @@ } bcma_chipco_chipctl_maskset(cc, 1, ~(BGMAC_CHIPCTL_1_IF_TYPE_MASK | -@@ -948,6 +975,7 @@ static void bgmac_chip_intrs_on(struct b +@@ -948,6 +978,7 @@ static void bgmac_chip_intrs_on(struct b static void bgmac_chip_intrs_off(struct bgmac *bgmac) { bgmac_write(bgmac, BGMAC_INT_MASK, 0); @@ -92,7 +145,7 @@ } /* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/gmac_enable */ -@@ -1004,8 +1032,6 @@ static void bgmac_enable(struct bgmac *b +@@ -1004,8 +1035,6 @@ static void bgmac_enable(struct bgmac *b static void bgmac_chip_init(struct bgmac *bgmac, bool full_init) { struct bgmac_dma_ring *ring; @@ -101,7 +154,7 @@ int i; /* 1 interrupt per received frame */ -@@ -1014,21 +1040,14 @@ static void bgmac_chip_init(struct bgmac +@@ -1014,21 +1043,14 @@ 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); @@ -127,7 +180,7 @@ bgmac_write(bgmac, BGMAC_RXMAX_LENGTH, 32 + ETHER_MAX_LEN); -@@ -1160,6 +1179,19 @@ static netdev_tx_t bgmac_start_xmit(stru +@@ -1160,6 +1182,19 @@ static netdev_tx_t bgmac_start_xmit(stru return bgmac_dma_tx_add(bgmac, ring, skb); } @@ -147,7 +200,7 @@ static int bgmac_ioctl(struct net_device *net_dev, struct ifreq *ifr, int cmd) { struct bgmac *bgmac = netdev_priv(net_dev); -@@ -1190,7 +1222,9 @@ static const struct net_device_ops bgmac +@@ -1190,7 +1225,9 @@ static const struct net_device_ops bgmac .ndo_open = bgmac_open, .ndo_stop = bgmac_stop, .ndo_start_xmit = bgmac_start_xmit, @@ -158,7 +211,7 @@ .ndo_do_ioctl = bgmac_ioctl, }; -@@ -1290,6 +1324,12 @@ static int bgmac_probe(struct bcma_devic +@@ -1290,6 +1327,12 @@ static int bgmac_probe(struct bcma_devic return -ENOTSUPP; } |