diff options
Diffstat (limited to 'target/linux')
9 files changed, 603 insertions, 270 deletions
diff --git a/target/linux/bcm53xx/patches-3.10/202-bgmac-make-bgmac-work-on-systems-without-nvram.patch b/target/linux/bcm53xx/patches-3.10/202-bgmac-make-bgmac-work-on-systems-without-nvram.patch index aae20cb..a8e0b0b 100644 --- a/target/linux/bcm53xx/patches-3.10/202-bgmac-make-bgmac-work-on-systems-without-nvram.patch +++ b/target/linux/bcm53xx/patches-3.10/202-bgmac-make-bgmac-work-on-systems-without-nvram.patch @@ -30,7 +30,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> static const struct bcma_device_id bgmac_bcma_tbl[] = { BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_4706_MAC_GBIT, BCMA_ANY_REV, BCMA_ANY_CLASS), -@@ -1490,7 +1494,7 @@ static int bgmac_probe(struct bcma_devic +@@ -1441,7 +1445,7 @@ static int bgmac_probe(struct bcma_devic int err; /* We don't support 2nd, 3rd, ... units, SPROM has to be adjusted */ @@ -39,7 +39,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> pr_err("Unsupported core_unit %d\n", core->core_unit); return -ENOTSUPP; } -@@ -1528,8 +1532,7 @@ static int bgmac_probe(struct bcma_devic +@@ -1476,8 +1480,7 @@ static int bgmac_probe(struct bcma_devic } bgmac->cmn = core->bus->drv_gmac_cmn.core; @@ -49,7 +49,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> bgmac->phyaddr &= BGMAC_PHY_MASK; if (bgmac->phyaddr == BGMAC_PHY_MASK) { bgmac_err(bgmac, "No PHY found\n"); -@@ -1579,8 +1582,7 @@ static int bgmac_probe(struct bcma_devic +@@ -1527,8 +1530,7 @@ static int bgmac_probe(struct bcma_devic /* TODO: reset the external phy. Specs are needed */ bgmac_phy_reset(bgmac); diff --git a/target/linux/generic/patches-3.10/770-bgmac-backport.patch b/target/linux/generic/patches-3.10/770-bgmac-backport.patch index 38a34a9..c6c8736 100644 --- a/target/linux/generic/patches-3.10/770-bgmac-backport.patch +++ b/target/linux/generic/patches-3.10/770-bgmac-backport.patch @@ -338,7 +338,156 @@ patches for bgmac backported from net-next/master ring->num_slots * sizeof(struct bgmac_dma_desc)); ring->start = 0; -@@ -909,9 +958,9 @@ static void bgmac_chip_reset(struct bgma +@@ -633,70 +682,6 @@ static int bgmac_phy_write(struct bgmac + return 0; + } + +-/* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/chipphyforce */ +-static void bgmac_phy_force(struct bgmac *bgmac) +-{ +- u16 ctl; +- u16 mask = ~(BGMAC_PHY_CTL_SPEED | BGMAC_PHY_CTL_SPEED_MSB | +- BGMAC_PHY_CTL_ANENAB | BGMAC_PHY_CTL_DUPLEX); +- +- if (bgmac->phyaddr == BGMAC_PHY_NOREGS) +- return; +- +- if (bgmac->autoneg) +- return; +- +- ctl = bgmac_phy_read(bgmac, bgmac->phyaddr, BGMAC_PHY_CTL); +- ctl &= mask; +- if (bgmac->full_duplex) +- ctl |= BGMAC_PHY_CTL_DUPLEX; +- if (bgmac->speed == BGMAC_SPEED_100) +- ctl |= BGMAC_PHY_CTL_SPEED_100; +- else if (bgmac->speed == BGMAC_SPEED_1000) +- ctl |= BGMAC_PHY_CTL_SPEED_1000; +- bgmac_phy_write(bgmac, bgmac->phyaddr, BGMAC_PHY_CTL, ctl); +-} +- +-/* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/chipphyadvertise */ +-static void bgmac_phy_advertise(struct bgmac *bgmac) +-{ +- u16 adv; +- +- if (bgmac->phyaddr == BGMAC_PHY_NOREGS) +- return; +- +- if (!bgmac->autoneg) +- return; +- +- /* Adv selected 10/100 speeds */ +- adv = bgmac_phy_read(bgmac, bgmac->phyaddr, BGMAC_PHY_ADV); +- adv &= ~(BGMAC_PHY_ADV_10HALF | BGMAC_PHY_ADV_10FULL | +- BGMAC_PHY_ADV_100HALF | BGMAC_PHY_ADV_100FULL); +- if (!bgmac->full_duplex && bgmac->speed & BGMAC_SPEED_10) +- adv |= BGMAC_PHY_ADV_10HALF; +- if (!bgmac->full_duplex && bgmac->speed & BGMAC_SPEED_100) +- adv |= BGMAC_PHY_ADV_100HALF; +- if (bgmac->full_duplex && bgmac->speed & BGMAC_SPEED_10) +- adv |= BGMAC_PHY_ADV_10FULL; +- if (bgmac->full_duplex && bgmac->speed & BGMAC_SPEED_100) +- adv |= BGMAC_PHY_ADV_100FULL; +- bgmac_phy_write(bgmac, bgmac->phyaddr, BGMAC_PHY_ADV, adv); +- +- /* Adv selected 1000 speeds */ +- adv = bgmac_phy_read(bgmac, bgmac->phyaddr, BGMAC_PHY_ADV2); +- adv &= ~(BGMAC_PHY_ADV2_1000HALF | BGMAC_PHY_ADV2_1000FULL); +- if (!bgmac->full_duplex && bgmac->speed & BGMAC_SPEED_1000) +- adv |= BGMAC_PHY_ADV2_1000HALF; +- if (bgmac->full_duplex && bgmac->speed & BGMAC_SPEED_1000) +- adv |= BGMAC_PHY_ADV2_1000FULL; +- bgmac_phy_write(bgmac, bgmac->phyaddr, BGMAC_PHY_ADV2, adv); +- +- /* Restart */ +- bgmac_phy_write(bgmac, bgmac->phyaddr, BGMAC_PHY_CTL, +- bgmac_phy_read(bgmac, bgmac->phyaddr, BGMAC_PHY_CTL) | +- BGMAC_PHY_CTL_RESTART); +-} +- + /* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/chipphyinit */ + static void bgmac_phy_init(struct bgmac *bgmac) + { +@@ -827,19 +812,28 @@ static void bgmac_clear_mib(struct bgmac + } + + /* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/gmac_speed */ +-static void bgmac_speed(struct bgmac *bgmac, int speed) ++static void bgmac_mac_speed(struct bgmac *bgmac) + { + u32 mask = ~(BGMAC_CMDCFG_ES_MASK | BGMAC_CMDCFG_HD); + u32 set = 0; + +- if (speed & BGMAC_SPEED_10) ++ switch (bgmac->mac_speed) { ++ case SPEED_10: + set |= BGMAC_CMDCFG_ES_10; +- if (speed & BGMAC_SPEED_100) ++ break; ++ case SPEED_100: + set |= BGMAC_CMDCFG_ES_100; +- if (speed & BGMAC_SPEED_1000) ++ break; ++ case SPEED_1000: + set |= BGMAC_CMDCFG_ES_1000; +- if (!bgmac->full_duplex) ++ break; ++ default: ++ bgmac_err(bgmac, "Unsupported speed: %d\n", bgmac->mac_speed); ++ } ++ ++ if (bgmac->mac_duplex == DUPLEX_HALF) + set |= BGMAC_CMDCFG_HD; ++ + bgmac_cmdcfg_maskset(bgmac, mask, set, true); + } + +@@ -848,10 +842,9 @@ static void bgmac_miiconfig(struct bgmac + u8 imode = (bgmac_read(bgmac, BGMAC_DEV_STATUS) & BGMAC_DS_MM_MASK) >> + BGMAC_DS_MM_SHIFT; + if (imode == 0 || imode == 1) { +- if (bgmac->autoneg) +- bgmac_speed(bgmac, BGMAC_SPEED_100); +- else +- bgmac_speed(bgmac, bgmac->speed); ++ bgmac->mac_speed = SPEED_100; ++ bgmac->mac_duplex = DUPLEX_FULL; ++ bgmac_mac_speed(bgmac); + } + } + +@@ -884,9 +877,9 @@ static void bgmac_chip_reset(struct bgma + } + + iost = bcma_aread32(core, BCMA_IOST); +- if ((ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == 10) || ++ if ((ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == BCMA_PKG_ID_BCM47186) || + (ci->id == BCMA_CHIP_ID_BCM4749 && ci->pkg == 10) || +- (ci->id == BCMA_CHIP_ID_BCM53572 && ci->pkg == 9)) ++ (ci->id == BCMA_CHIP_ID_BCM53572 && ci->pkg == BCMA_PKG_ID_BCM47188)) + iost &= ~BGMAC_BCMA_IOST_ATTACHED; + + if (iost & BGMAC_BCMA_IOST_ATTACHED) { +@@ -898,30 +891,35 @@ static void bgmac_chip_reset(struct bgma + bcma_core_enable(core, flags); + + if (core->id.rev > 2) { +- bgmac_set(bgmac, BCMA_CLKCTLST, 1 << 8); +- bgmac_wait_value(bgmac->core, BCMA_CLKCTLST, 1 << 24, 1 << 24, ++ bgmac_set(bgmac, BCMA_CLKCTLST, ++ BGMAC_BCMA_CLKCTLST_MISC_PLL_REQ); ++ bgmac_wait_value(bgmac->core, BCMA_CLKCTLST, ++ BGMAC_BCMA_CLKCTLST_MISC_PLL_ST, ++ BGMAC_BCMA_CLKCTLST_MISC_PLL_ST, + 1000); + } + +- if (ci->id == BCMA_CHIP_ID_BCM5357 || ci->id == BCMA_CHIP_ID_BCM4749 || ++ if (ci->id == BCMA_CHIP_ID_BCM5357 || ++ ci->id == BCMA_CHIP_ID_BCM4749 || + ci->id == BCMA_CHIP_ID_BCM53572) { + struct bcma_drv_cc *cc = &bgmac->core->bus->drv_cc; u8 et_swtype = 0; u8 sw_type = BGMAC_CHIPCTL_1_SW_TYPE_EPHY | BGMAC_CHIPCTL_1_IF_TYPE_MII; @@ -350,7 +499,30 @@ patches for bgmac backported from net-next/master if (kstrtou8(buf, 0, &et_swtype)) bgmac_err(bgmac, "Failed to parse et_swtype (%s)\n", buf); -@@ -970,6 +1019,8 @@ static void bgmac_chip_reset(struct bgma + et_swtype &= 0x0f; + et_swtype <<= 4; + sw_type = et_swtype; +- } else if (ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == 9) { ++ } else if (ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == BCMA_PKG_ID_BCM5358) { + sw_type = BGMAC_CHIPCTL_1_SW_TYPE_EPHYRMII; +- } else if ((ci->id != BCMA_CHIP_ID_BCM53572 && ci->pkg == 10) || +- (ci->id == BCMA_CHIP_ID_BCM53572 && ci->pkg == 9)) { ++ } else if ((ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == BCMA_PKG_ID_BCM47186) || ++ (ci->id == BCMA_CHIP_ID_BCM4749 && ci->pkg == 10) || ++ (ci->id == BCMA_CHIP_ID_BCM53572 && ci->pkg == BCMA_PKG_ID_BCM47188)) { + sw_type = BGMAC_CHIPCTL_1_IF_TYPE_RGMII | + BGMAC_CHIPCTL_1_SW_TYPE_RGMII; + } +@@ -960,6 +958,8 @@ static void bgmac_chip_reset(struct bgma + BGMAC_CMDCFG_CFE | + BGMAC_CMDCFG_SR, + false); ++ bgmac->mac_speed = SPEED_UNKNOWN; ++ bgmac->mac_duplex = DUPLEX_UNKNOWN; + + bgmac_clear_mib(bgmac); + if (core->id.id == BCMA_CORE_4706_MAC_GBIT) +@@ -970,6 +970,8 @@ static void bgmac_chip_reset(struct bgma bgmac_miiconfig(bgmac); bgmac_phy_init(bgmac); @@ -359,8 +531,205 @@ patches for bgmac backported from net-next/master bgmac->int_status = 0; } +@@ -1057,13 +1059,6 @@ static void bgmac_chip_init(struct bgmac + + bgmac_write(bgmac, BGMAC_RXMAX_LENGTH, 32 + ETHER_MAX_LEN); + +- if (!bgmac->autoneg) { +- bgmac_speed(bgmac, bgmac->speed); +- bgmac_phy_force(bgmac); +- } else if (bgmac->speed) { /* if there is anything to adv */ +- bgmac_phy_advertise(bgmac); +- } +- + if (full_init) { + bgmac_dma_init(bgmac); + if (1) /* FIXME: is there any case we don't want IRQs? */ +@@ -1153,6 +1148,8 @@ static int bgmac_open(struct net_device + } + napi_enable(&bgmac->napi); + ++ phy_start(bgmac->phy_dev); ++ + netif_carrier_on(net_dev); + + err_out: +@@ -1165,6 +1162,8 @@ static int bgmac_stop(struct net_device + + netif_carrier_off(net_dev); + ++ phy_stop(bgmac->phy_dev); ++ + napi_disable(&bgmac->napi); + bgmac_chip_intrs_off(bgmac); + free_irq(bgmac->core->irq, net_dev); +@@ -1243,61 +1242,16 @@ static int bgmac_get_settings(struct net + { + struct bgmac *bgmac = netdev_priv(net_dev); + +- cmd->supported = SUPPORTED_10baseT_Half | +- SUPPORTED_10baseT_Full | +- SUPPORTED_100baseT_Half | +- SUPPORTED_100baseT_Full | +- SUPPORTED_1000baseT_Half | +- SUPPORTED_1000baseT_Full | +- SUPPORTED_Autoneg; +- +- if (bgmac->autoneg) { +- WARN_ON(cmd->advertising); +- if (bgmac->full_duplex) { +- if (bgmac->speed & BGMAC_SPEED_10) +- cmd->advertising |= ADVERTISED_10baseT_Full; +- if (bgmac->speed & BGMAC_SPEED_100) +- cmd->advertising |= ADVERTISED_100baseT_Full; +- if (bgmac->speed & BGMAC_SPEED_1000) +- cmd->advertising |= ADVERTISED_1000baseT_Full; +- } else { +- if (bgmac->speed & BGMAC_SPEED_10) +- cmd->advertising |= ADVERTISED_10baseT_Half; +- if (bgmac->speed & BGMAC_SPEED_100) +- cmd->advertising |= ADVERTISED_100baseT_Half; +- if (bgmac->speed & BGMAC_SPEED_1000) +- cmd->advertising |= ADVERTISED_1000baseT_Half; +- } +- } else { +- switch (bgmac->speed) { +- case BGMAC_SPEED_10: +- ethtool_cmd_speed_set(cmd, SPEED_10); +- break; +- case BGMAC_SPEED_100: +- ethtool_cmd_speed_set(cmd, SPEED_100); +- break; +- case BGMAC_SPEED_1000: +- ethtool_cmd_speed_set(cmd, SPEED_1000); +- break; +- } +- } +- +- cmd->duplex = bgmac->full_duplex ? DUPLEX_FULL : DUPLEX_HALF; +- +- cmd->autoneg = bgmac->autoneg; +- +- return 0; ++ return phy_ethtool_gset(bgmac->phy_dev, cmd); + } + +-#if 0 + static int bgmac_set_settings(struct net_device *net_dev, + struct ethtool_cmd *cmd) + { + struct bgmac *bgmac = netdev_priv(net_dev); + +- return -1; ++ return phy_ethtool_sset(bgmac->phy_dev, cmd); + } +-#endif + + static void bgmac_get_drvinfo(struct net_device *net_dev, + struct ethtool_drvinfo *info) +@@ -1308,6 +1262,7 @@ static void bgmac_get_drvinfo(struct net + + static const struct ethtool_ops bgmac_ethtool_ops = { + .get_settings = bgmac_get_settings, ++ .set_settings = bgmac_set_settings, + .get_drvinfo = bgmac_get_drvinfo, + }; + +@@ -1326,9 +1281,35 @@ static int bgmac_mii_write(struct mii_bu + return bgmac_phy_write(bus->priv, mii_id, regnum, value); + } + ++static void bgmac_adjust_link(struct net_device *net_dev) ++{ ++ struct bgmac *bgmac = netdev_priv(net_dev); ++ struct phy_device *phy_dev = bgmac->phy_dev; ++ bool update = false; ++ ++ if (phy_dev->link) { ++ if (phy_dev->speed != bgmac->mac_speed) { ++ bgmac->mac_speed = phy_dev->speed; ++ update = true; ++ } ++ ++ if (phy_dev->duplex != bgmac->mac_duplex) { ++ bgmac->mac_duplex = phy_dev->duplex; ++ update = true; ++ } ++ } ++ ++ if (update) { ++ bgmac_mac_speed(bgmac); ++ phy_print_status(phy_dev); ++ } ++} ++ + static int bgmac_mii_register(struct bgmac *bgmac) + { + struct mii_bus *mii_bus; ++ struct phy_device *phy_dev; ++ char bus_id[MII_BUS_ID_SIZE + 3]; + int i, err = 0; + + mii_bus = mdiobus_alloc(); +@@ -1360,8 +1341,22 @@ static int bgmac_mii_register(struct bgm + + bgmac->mii_bus = mii_bus; + ++ /* Connect to the PHY */ ++ snprintf(bus_id, sizeof(bus_id), PHY_ID_FMT, mii_bus->id, ++ bgmac->phyaddr); ++ phy_dev = phy_connect(bgmac->net_dev, bus_id, &bgmac_adjust_link, ++ PHY_INTERFACE_MODE_MII); ++ if (IS_ERR(phy_dev)) { ++ bgmac_err(bgmac, "PHY connecton failed\n"); ++ err = PTR_ERR(phy_dev); ++ goto err_unregister_bus; ++ } ++ bgmac->phy_dev = phy_dev; ++ + return err; + ++err_unregister_bus: ++ mdiobus_unregister(mii_bus); + err_free_irq: + kfree(mii_bus->irq); + err_free_bus: +@@ -1416,9 +1411,6 @@ static int bgmac_probe(struct bcma_devic + bcma_set_drvdata(core, bgmac); + + /* Defaults */ +- bgmac->autoneg = true; +- bgmac->full_duplex = true; +- bgmac->speed = BGMAC_SPEED_10 | BGMAC_SPEED_100 | BGMAC_SPEED_1000; + memcpy(bgmac->net_dev->dev_addr, mac, ETH_ALEN); + + /* On BCM4706 we need common core to access PHY */ --- a/drivers/net/ethernet/broadcom/bgmac.h +++ b/drivers/net/ethernet/broadcom/bgmac.h +@@ -95,7 +95,11 @@ + #define BGMAC_RXQ_CTL_MDP_SHIFT 24 + #define BGMAC_GPIO_SELECT 0x194 + #define BGMAC_GPIO_OUTPUT_EN 0x198 +-/* For 0x1e0 see BCMA_CLKCTLST */ ++ ++/* For 0x1e0 see BCMA_CLKCTLST. Below are BGMAC specific bits */ ++#define BGMAC_BCMA_CLKCTLST_MISC_PLL_REQ 0x00000100 ++#define BGMAC_BCMA_CLKCTLST_MISC_PLL_ST 0x01000000 ++ + #define BGMAC_HW_WAR 0x1e4 + #define BGMAC_PWR_CTL 0x1e8 + #define BGMAC_DMA_BASE0 0x200 /* Tx and Rx controller */ +@@ -342,10 +346,6 @@ + #define BGMAC_CHIPCTL_1_SW_TYPE_RGMII 0x000000C0 + #define BGMAC_CHIPCTL_1_RXC_DLL_BYPASS 0x00010000 + +-#define BGMAC_SPEED_10 0x0001 +-#define BGMAC_SPEED_100 0x0002 +-#define BGMAC_SPEED_1000 0x0004 +- + #define BGMAC_WEIGHT 64 + + #define ETHER_MAX_LEN 1518 @@ -384,6 +384,8 @@ struct bgmac_dma_ring { u16 mmio_base; struct bgmac_dma_desc *cpu_base; @@ -370,3 +739,25 @@ patches for bgmac backported from net-next/master struct bgmac_slot_info slots[BGMAC_RX_RING_SLOTS]; }; +@@ -400,6 +402,7 @@ struct bgmac { + struct net_device *net_dev; + struct napi_struct napi; + struct mii_bus *mii_bus; ++ struct phy_device *phy_dev; + + /* DMA */ + struct bgmac_dma_ring tx_ring[BGMAC_MAX_TX_RINGS]; +@@ -414,10 +417,9 @@ struct bgmac { + u32 int_mask; + u32 int_status; + +- /* Speed-related */ +- int speed; +- bool autoneg; +- bool full_duplex; ++ /* Current MAC state */ ++ int mac_speed; ++ int mac_duplex; + + u8 phyaddr; + bool has_robosw; diff --git a/target/linux/generic/patches-3.10/771-bgmac-pending.patch b/target/linux/generic/patches-3.10/771-bgmac-pending.patch new file mode 100644 index 0000000..42a5fe3 --- /dev/null +++ b/target/linux/generic/patches-3.10/771-bgmac-pending.patch @@ -0,0 +1,78 @@ +--- a/drivers/net/ethernet/broadcom/bgmac.c ++++ b/drivers/net/ethernet/broadcom/bgmac.c +@@ -725,11 +725,9 @@ static void bgmac_phy_reset(struct bgmac + if (bgmac->phyaddr == BGMAC_PHY_NOREGS) + return; + +- bgmac_phy_write(bgmac, bgmac->phyaddr, BGMAC_PHY_CTL, +- BGMAC_PHY_CTL_RESET); ++ bgmac_phy_write(bgmac, bgmac->phyaddr, MII_BMCR, BMCR_RESET); + udelay(100); +- if (bgmac_phy_read(bgmac, bgmac->phyaddr, BGMAC_PHY_CTL) & +- BGMAC_PHY_CTL_RESET) ++ if (bgmac_phy_read(bgmac, bgmac->phyaddr, MII_BMCR) & BMCR_RESET) + bgmac_err(bgmac, "PHY reset failed\n"); + bgmac_phy_init(bgmac); + } +@@ -1200,27 +1198,11 @@ static int bgmac_set_mac_address(struct + static int bgmac_ioctl(struct net_device *net_dev, struct ifreq *ifr, int cmd) + { + struct bgmac *bgmac = netdev_priv(net_dev); +- struct mii_ioctl_data *data = if_mii(ifr); + +- switch (cmd) { +- case SIOCGMIIPHY: +- data->phy_id = bgmac->phyaddr; +- /* fallthru */ +- case SIOCGMIIREG: +- if (!netif_running(net_dev)) +- return -EAGAIN; +- data->val_out = bgmac_phy_read(bgmac, data->phy_id, +- data->reg_num & 0x1f); +- return 0; +- case SIOCSMIIREG: +- if (!netif_running(net_dev)) +- return -EAGAIN; +- bgmac_phy_write(bgmac, data->phy_id, data->reg_num & 0x1f, +- data->val_in); +- return 0; +- default: +- return -EOPNOTSUPP; +- } ++ if (!netif_running(net_dev)) ++ return -EINVAL; ++ ++ return phy_mii_ioctl(bgmac->phy_dev, ifr, cmd); + } + + static const struct net_device_ops bgmac_netdev_ops = { +--- a/drivers/net/ethernet/broadcom/bgmac.h ++++ b/drivers/net/ethernet/broadcom/bgmac.h +@@ -220,27 +220,6 @@ + #define BGMAC_RX_STATUS 0xb38 + #define BGMAC_TX_STATUS 0xb3c + +-#define BGMAC_PHY_CTL 0x00 +-#define BGMAC_PHY_CTL_SPEED_MSB 0x0040 +-#define BGMAC_PHY_CTL_DUPLEX 0x0100 /* duplex mode */ +-#define BGMAC_PHY_CTL_RESTART 0x0200 /* restart autonegotiation */ +-#define BGMAC_PHY_CTL_ANENAB 0x1000 /* enable autonegotiation */ +-#define BGMAC_PHY_CTL_SPEED 0x2000 +-#define BGMAC_PHY_CTL_LOOP 0x4000 /* loopback */ +-#define BGMAC_PHY_CTL_RESET 0x8000 /* reset */ +-/* Helpers */ +-#define BGMAC_PHY_CTL_SPEED_10 0 +-#define BGMAC_PHY_CTL_SPEED_100 BGMAC_PHY_CTL_SPEED +-#define BGMAC_PHY_CTL_SPEED_1000 BGMAC_PHY_CTL_SPEED_MSB +-#define BGMAC_PHY_ADV 0x04 +-#define BGMAC_PHY_ADV_10HALF 0x0020 /* advertise 10MBits/s half duplex */ +-#define BGMAC_PHY_ADV_10FULL 0x0040 /* advertise 10MBits/s full duplex */ +-#define BGMAC_PHY_ADV_100HALF 0x0080 /* advertise 100MBits/s half duplex */ +-#define BGMAC_PHY_ADV_100FULL 0x0100 /* advertise 100MBits/s full duplex */ +-#define BGMAC_PHY_ADV2 0x09 +-#define BGMAC_PHY_ADV2_1000HALF 0x0100 /* advertise 1000MBits/s half duplex */ +-#define BGMAC_PHY_ADV2_1000FULL 0x0200 /* advertise 1000MBits/s full duplex */ +- + /* BCMA GMAC core specific IO Control (BCMA_IOCTL) flags */ + #define BGMAC_BCMA_IOCTL_SW_CLKEN 0x00000004 /* PHY Clock Enable */ + #define BGMAC_BCMA_IOCTL_SW_RESET 0x00000008 /* PHY Reset */ diff --git a/target/linux/generic/patches-3.10/771-bgmac-phylib.patch b/target/linux/generic/patches-3.10/771-bgmac-phylib.patch deleted file mode 100644 index 9f2584e..0000000 --- a/target/linux/generic/patches-3.10/771-bgmac-phylib.patch +++ /dev/null @@ -1,194 +0,0 @@ -Use phy lib for the phy. This is needed to get the switch connected to -the phy and driven by b53 working. - -Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> - ---- a/drivers/net/ethernet/broadcom/bgmac.c -+++ b/drivers/net/ethernet/broadcom/bgmac.c -@@ -1252,27 +1252,14 @@ static int bgmac_set_mac_address(struct - static int bgmac_ioctl(struct net_device *net_dev, struct ifreq *ifr, int cmd) - { - struct bgmac *bgmac = netdev_priv(net_dev); -- struct mii_ioctl_data *data = if_mii(ifr); - -- switch (cmd) { -- case SIOCGMIIPHY: -- data->phy_id = bgmac->phyaddr; -- /* fallthru */ -- case SIOCGMIIREG: -- if (!netif_running(net_dev)) -- return -EAGAIN; -- data->val_out = bgmac_phy_read(bgmac, data->phy_id, -- data->reg_num & 0x1f); -- return 0; -- case SIOCSMIIREG: -- if (!netif_running(net_dev)) -- return -EAGAIN; -- bgmac_phy_write(bgmac, data->phy_id, data->reg_num & 0x1f, -- data->val_in); -- return 0; -- default: -- return -EOPNOTSUPP; -- } -+ if (!netif_running(net_dev)) -+ return -EINVAL; -+ -+ if (!bgmac->phydev) -+ return -EINVAL; -+ -+ return phy_mii_ioctl(bgmac->phydev, ifr, cmd); - } - - static const struct net_device_ops bgmac_netdev_ops = { -@@ -1294,61 +1281,16 @@ static int bgmac_get_settings(struct net - { - struct bgmac *bgmac = netdev_priv(net_dev); - -- cmd->supported = SUPPORTED_10baseT_Half | -- SUPPORTED_10baseT_Full | -- SUPPORTED_100baseT_Half | -- SUPPORTED_100baseT_Full | -- SUPPORTED_1000baseT_Half | -- SUPPORTED_1000baseT_Full | -- SUPPORTED_Autoneg; -- -- if (bgmac->autoneg) { -- WARN_ON(cmd->advertising); -- if (bgmac->full_duplex) { -- if (bgmac->speed & BGMAC_SPEED_10) -- cmd->advertising |= ADVERTISED_10baseT_Full; -- if (bgmac->speed & BGMAC_SPEED_100) -- cmd->advertising |= ADVERTISED_100baseT_Full; -- if (bgmac->speed & BGMAC_SPEED_1000) -- cmd->advertising |= ADVERTISED_1000baseT_Full; -- } else { -- if (bgmac->speed & BGMAC_SPEED_10) -- cmd->advertising |= ADVERTISED_10baseT_Half; -- if (bgmac->speed & BGMAC_SPEED_100) -- cmd->advertising |= ADVERTISED_100baseT_Half; -- if (bgmac->speed & BGMAC_SPEED_1000) -- cmd->advertising |= ADVERTISED_1000baseT_Half; -- } -- } else { -- switch (bgmac->speed) { -- case BGMAC_SPEED_10: -- ethtool_cmd_speed_set(cmd, SPEED_10); -- break; -- case BGMAC_SPEED_100: -- ethtool_cmd_speed_set(cmd, SPEED_100); -- break; -- case BGMAC_SPEED_1000: -- ethtool_cmd_speed_set(cmd, SPEED_1000); -- break; -- } -- } -- -- cmd->duplex = bgmac->full_duplex ? DUPLEX_FULL : DUPLEX_HALF; -- -- cmd->autoneg = bgmac->autoneg; -- -- return 0; -+ return phy_ethtool_gset(bgmac->phydev, cmd); - } - --#if 0 - static int bgmac_set_settings(struct net_device *net_dev, - struct ethtool_cmd *cmd) - { - struct bgmac *bgmac = netdev_priv(net_dev); - -- return -1; -+ return phy_ethtool_sset(bgmac->phydev, cmd); - } --#endif - - static void bgmac_get_drvinfo(struct net_device *net_dev, - struct ethtool_drvinfo *info) -@@ -1359,6 +1301,7 @@ static void bgmac_get_drvinfo(struct net - - static const struct ethtool_ops bgmac_ethtool_ops = { - .get_settings = bgmac_get_settings, -+ .set_settings = bgmac_set_settings, - .get_drvinfo = bgmac_get_drvinfo, - }; - -@@ -1377,10 +1320,36 @@ static int bgmac_mii_write(struct mii_bu - return bgmac_phy_write(bus->priv, mii_id, regnum, value); - } - -+static void bgmac_adjust_link(struct net_device *dev) -+{ -+ struct bgmac *bgmac = netdev_priv(dev); -+ struct phy_device *phydev = bgmac->phydev; -+ bool status_changed = 0; -+ -+ BUG_ON(!phydev); -+ -+ if (bgmac->old_link != phydev->link) { -+ status_changed = 1; -+ bgmac->old_link = phydev->link; -+ } -+ -+ /* reflect duplex change */ -+ if (phydev->link && (bgmac->old_duplex != phydev->duplex)) { -+ status_changed = 1; -+ bgmac->old_duplex = phydev->duplex; -+ } -+ -+ if (status_changed) -+ phy_print_status(phydev); -+} -+ - static int bgmac_mii_register(struct bgmac *bgmac) - { - struct mii_bus *mii_bus; - int i, err = 0; -+ struct phy_device *phydev = NULL; -+ char phy_id[MII_BUS_ID_SIZE + 3]; -+ struct net_device *net_dev = bgmac->net_dev; - - mii_bus = mdiobus_alloc(); - if (!mii_bus) -@@ -1411,7 +1380,28 @@ static int bgmac_mii_register(struct bgm - - bgmac->mii_bus = mii_bus; - -- return err; -+ /* connect to PHY */ -+ snprintf(phy_id, sizeof(phy_id), PHY_ID_FMT, -+ mii_bus->id, bgmac->phyaddr); -+ -+ phydev = phy_connect(net_dev, phy_id, &bgmac_adjust_link, -+ PHY_INTERFACE_MODE_MII); -+ -+ if (IS_ERR(phydev)) { -+ netdev_err(net_dev, "could not attach PHY: %s\n", phy_id); -+ bgmac->phyaddr = BGMAC_PHY_NOREGS; -+ return PTR_ERR(phydev); -+ } -+ -+ bgmac->phydev = phydev; -+ bgmac->old_link = 0; -+ bgmac->old_duplex = -1; -+ bgmac->phyaddr = phydev->addr; -+ -+ netdev_info(net_dev, "attached PHY driver [%s] (mii_bus:phy_addr=%s)\n", -+ phydev->drv->name, dev_name(&phydev->dev)); -+ -+ return 0; - - err_free_irq: - kfree(mii_bus->irq); ---- a/drivers/net/ethernet/broadcom/bgmac.h -+++ b/drivers/net/ethernet/broadcom/bgmac.h -@@ -401,7 +401,10 @@ struct bgmac { - struct bcma_device *cmn; /* Reference to CMN core for BCM4706 */ - struct net_device *net_dev; - struct napi_struct napi; -+ struct phy_device *phydev; - struct mii_bus *mii_bus; -+ int old_link; -+ int old_duplex; - - /* DMA */ - struct bgmac_dma_ring tx_ring[BGMAC_MAX_TX_RINGS]; diff --git a/target/linux/generic/patches-3.10/772-bgmac-add-supprot-for-BCM4707.patch b/target/linux/generic/patches-3.10/772-bgmac-add-supprot-for-BCM4707.patch index a4e5177..0e0b246 100644 --- a/target/linux/generic/patches-3.10/772-bgmac-add-supprot-for-BCM4707.patch +++ b/target/linux/generic/patches-3.10/772-bgmac-add-supprot-for-BCM4707.patch @@ -4,78 +4,57 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> --- a/drivers/net/ethernet/broadcom/bgmac.c +++ b/drivers/net/ethernet/broadcom/bgmac.c -@@ -887,6 +887,8 @@ static void bgmac_speed(struct bgmac *bg - set |= BGMAC_CMDCFG_ES_100; - if (speed & BGMAC_SPEED_1000) +@@ -825,6 +825,9 @@ static void bgmac_mac_speed(struct bgmac + case SPEED_1000: set |= BGMAC_CMDCFG_ES_1000; -+ if (speed & BGMAC_SPEED_2500) + break; ++ case SPEED_2500: + set |= BGMAC_CMDCFG_ES_2500; - if (!bgmac->full_duplex) - set |= BGMAC_CMDCFG_HD; - bgmac_cmdcfg_maskset(bgmac, mask, set, true); -@@ -894,13 +896,28 @@ static void bgmac_speed(struct bgmac *bg ++ break; + default: + bgmac_err(bgmac, "Unsupported speed: %d\n", bgmac->mac_speed); + } +@@ -837,12 +840,25 @@ static void bgmac_mac_speed(struct bgmac static void bgmac_miiconfig(struct bgmac *bgmac) { - u8 imode = (bgmac_read(bgmac, BGMAC_DEV_STATUS) & BGMAC_DS_MM_MASK) >> - BGMAC_DS_MM_SHIFT; - if (imode == 0 || imode == 1) { -- if (bgmac->autoneg) -- bgmac_speed(bgmac, BGMAC_SPEED_100); -- else +- bgmac->mac_speed = SPEED_100; + struct bcma_device *core = bgmac->core; + struct bcma_chipinfo *ci = &core->bus->chipinfo; ++ u8 imode; + + if (ci->id == BCMA_CHIP_ID_BCM4707 || + ci->id == BCMA_CHIP_ID_BCM53018) { -+ if (bgmac->autoneg) { -+ bcma_awrite32(core, BCMA_IOCTL, -+ bcma_aread32(core, BCMA_IOCTL) | 0x44); -+ -+ bgmac_speed(bgmac, BGMAC_SPEED_2500); -+ } else { - bgmac_speed(bgmac, bgmac->speed); -+ } ++ bcma_awrite32(core, BCMA_IOCTL, ++ bcma_aread32(core, BCMA_IOCTL) | 0x44); ++ bgmac->mac_speed = SPEED_2500; + bgmac->mac_duplex = DUPLEX_FULL; + bgmac_mac_speed(bgmac); + } else { -+ u8 imode = (bgmac_read(bgmac, BGMAC_DEV_STATUS) & -+ BGMAC_DS_MM_MASK) >> BGMAC_DS_MM_SHIFT; ++ imode = (bgmac_read(bgmac, BGMAC_DEV_STATUS) & BGMAC_DS_MM_MASK) >> ++ BGMAC_DS_MM_SHIFT; + if (imode == 0 || imode == 1) { -+ if (bgmac->autoneg) -+ bgmac_speed(bgmac, BGMAC_SPEED_100); -+ else -+ bgmac_speed(bgmac, bgmac->speed); ++ bgmac->mac_speed = SPEED_100; ++ bgmac->mac_duplex = DUPLEX_FULL; ++ bgmac_mac_speed(bgmac); + } } } -@@ -946,7 +963,8 @@ static void bgmac_chip_reset(struct bgma +@@ -888,7 +904,8 @@ static void bgmac_chip_reset(struct bgma bcma_core_enable(core, flags); - if (core->id.rev > 2) { + if (core->id.rev > 2 && ci->id != BCMA_CHIP_ID_BCM4707 && + ci->id != BCMA_CHIP_ID_BCM53018) { - bgmac_set(bgmac, BCMA_CLKCTLST, 1 << 8); - bgmac_wait_value(bgmac->core, BCMA_CLKCTLST, 1 << 24, 1 << 24, - 1000); -@@ -967,10 +985,13 @@ static void bgmac_chip_reset(struct bgma - et_swtype &= 0x0f; - et_swtype <<= 4; - sw_type = et_swtype; -- } else if (ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == 9) { -+ } else if (ci->id == BCMA_CHIP_ID_BCM5357 && -+ ci->pkg == BCMA_PKG_ID_BCM5358) { - sw_type = BGMAC_CHIPCTL_1_SW_TYPE_EPHYRMII; -- } else if ((ci->id != BCMA_CHIP_ID_BCM53572 && ci->pkg == 10) || -- (ci->id == BCMA_CHIP_ID_BCM53572 && ci->pkg == 9)) { -+ } else if ((ci->id != BCMA_CHIP_ID_BCM53572 && -+ ci->pkg == BCMA_PKG_ID_BCM47186) || -+ (ci->id == BCMA_CHIP_ID_BCM53572 && -+ ci->pkg == BCMA_PKG_ID_BCM47188)) { - sw_type = BGMAC_CHIPCTL_1_IF_TYPE_RGMII | - BGMAC_CHIPCTL_1_SW_TYPE_RGMII; - } -@@ -1077,12 +1098,15 @@ static void bgmac_enable(struct bgmac *b + bgmac_set(bgmac, BCMA_CLKCTLST, + BGMAC_BCMA_CLKCTLST_MISC_PLL_REQ); + bgmac_wait_value(bgmac->core, BCMA_CLKCTLST, +@@ -1026,12 +1043,15 @@ static void bgmac_enable(struct bgmac *b break; } @@ -97,7 +76,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> } /* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/chipinit */ -@@ -1488,6 +1512,25 @@ static int bgmac_probe(struct bcma_devic +@@ -1421,6 +1441,25 @@ static int bgmac_probe(struct bcma_devic goto err_netdev_free; } @@ -125,7 +104,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> err = bgmac_dma_alloc(bgmac); --- a/drivers/net/ethernet/broadcom/bgmac.h +++ b/drivers/net/ethernet/broadcom/bgmac.h -@@ -185,6 +185,7 @@ +@@ -189,6 +189,7 @@ #define BGMAC_CMDCFG_ES_10 0x00000000 #define BGMAC_CMDCFG_ES_100 0x00000004 #define BGMAC_CMDCFG_ES_1000 0x00000008 @@ -133,11 +112,3 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> #define BGMAC_CMDCFG_PROM 0x00000010 /* Set to activate promiscuous mode */ #define BGMAC_CMDCFG_PAD_EN 0x00000020 #define BGMAC_CMDCFG_CF 0x00000040 -@@ -345,6 +346,7 @@ - #define BGMAC_SPEED_10 0x0001 - #define BGMAC_SPEED_100 0x0002 - #define BGMAC_SPEED_1000 0x0004 -+#define BGMAC_SPEED_2500 0x0008 - - #define BGMAC_WEIGHT 64 - diff --git a/target/linux/generic/patches-3.10/773-bgmac-add-srab-switch.patch b/target/linux/generic/patches-3.10/773-bgmac-add-srab-switch.patch index be25306..a60ba3c 100644 --- a/target/linux/generic/patches-3.10/773-bgmac-add-srab-switch.patch +++ b/target/linux/generic/patches-3.10/773-bgmac-add-srab-switch.patch @@ -12,7 +12,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> #include <bcm47xx_nvram.h> static const struct bcma_device_id bgmac_bcma_tbl[] = { -@@ -1443,6 +1444,17 @@ static void bgmac_mii_unregister(struct +@@ -1375,6 +1376,17 @@ static void bgmac_mii_unregister(struct mdiobus_free(mii_bus); } @@ -30,7 +30,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> /************************************************** * BCMA bus ops **************************************************/ -@@ -1561,6 +1573,16 @@ static int bgmac_probe(struct bcma_devic +@@ -1490,6 +1502,16 @@ static int bgmac_probe(struct bcma_devic goto err_dma_free; } @@ -47,7 +47,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> err = register_netdev(bgmac->net_dev); if (err) { bgmac_err(bgmac, "Cannot register net device\n"); -@@ -1590,6 +1612,10 @@ static void bgmac_remove(struct bcma_dev +@@ -1519,6 +1541,10 @@ static void bgmac_remove(struct bcma_dev { struct bgmac *bgmac = bcma_get_drvdata(core); @@ -60,7 +60,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> bgmac_mii_unregister(bgmac); --- a/drivers/net/ethernet/broadcom/bgmac.h +++ b/drivers/net/ethernet/broadcom/bgmac.h -@@ -430,6 +430,9 @@ struct bgmac { +@@ -405,6 +405,9 @@ struct bgmac { bool has_robosw; bool loopback; diff --git a/target/linux/generic/patches-3.10/774-bgmac-add-some-workaround-for-rev-4.patch b/target/linux/generic/patches-3.10/774-bgmac-add-some-workaround-for-rev-4.patch index 4e1a449..659c66e 100644 --- a/target/linux/generic/patches-3.10/774-bgmac-add-some-workaround-for-rev-4.patch +++ b/target/linux/generic/patches-3.10/774-bgmac-add-some-workaround-for-rev-4.patch @@ -14,7 +14,7 @@ Subject: [PATCH] bgmac: add some workaround for rev 4 u32 ctl; ctl = bgmac_read(bgmac, ring->mmio_base + BGMAC_DMA_TX_CTL); -+ if (bgmac->core->id.rev == 4) { ++ if (bgmac->core->id.rev >= 4) { + ctl &= ~BGMAC_DMA_TX_BL_MASK; + ctl |= BGMAC_DMA_TX_BL_128 << BGMAC_DMA_TX_BL_SHIFT; + ctl &= ~BGMAC_DMA_TX_MR_MASK; @@ -32,7 +32,7 @@ Subject: [PATCH] bgmac: add some workaround for rev 4 ctl |= BGMAC_DMA_RX_OVERFLOW_CONT; ctl |= BGMAC_RX_FRAME_OFFSET << BGMAC_DMA_RX_FRAME_OFFSET_SHIFT; + -+ if (bgmac->core->id.rev == 4) { ++ if (bgmac->core->id.rev >= 4) { + ctl &= ~BGMAC_DMA_RX_BL_MASK; + ctl |= BGMAC_DMA_RX_BL_128 << BGMAC_DMA_RX_BL_SHIFT; + @@ -45,7 +45,7 @@ Subject: [PATCH] bgmac: add some workaround for rev 4 bgmac_write(bgmac, ring->mmio_base + BGMAC_DMA_RX_CTL, ctl); } -@@ -812,13 +833,13 @@ static void bgmac_cmdcfg_maskset(struct +@@ -746,13 +767,13 @@ static void bgmac_cmdcfg_maskset(struct u32 cmdcfg = bgmac_read(bgmac, BGMAC_CMDCFG); u32 new_val = (cmdcfg & mask) | set; @@ -61,16 +61,16 @@ Subject: [PATCH] bgmac: add some workaround for rev 4 udelay(2); } -@@ -1029,7 +1050,7 @@ static void bgmac_chip_reset(struct bgma +@@ -972,7 +993,7 @@ static void bgmac_chip_reset(struct bgma BGMAC_CMDCFG_PROM | BGMAC_CMDCFG_NLC | BGMAC_CMDCFG_CFE | - BGMAC_CMDCFG_SR, + BGMAC_CMDCFG_SR(core->id.rev), false); - - bgmac_clear_mib(bgmac); -@@ -1070,7 +1091,7 @@ static void bgmac_enable(struct bgmac *b + bgmac->mac_speed = SPEED_UNKNOWN; + bgmac->mac_duplex = DUPLEX_UNKNOWN; +@@ -1015,7 +1036,7 @@ static void bgmac_enable(struct bgmac *b cmdcfg = bgmac_read(bgmac, BGMAC_CMDCFG); bgmac_cmdcfg_maskset(bgmac, ~(BGMAC_CMDCFG_TE | BGMAC_CMDCFG_RE), @@ -81,7 +81,7 @@ Subject: [PATCH] bgmac: add some workaround for rev 4 bgmac_write(bgmac, BGMAC_CMDCFG, cmdcfg); --- a/drivers/net/ethernet/broadcom/bgmac.h +++ b/drivers/net/ethernet/broadcom/bgmac.h -@@ -194,7 +194,9 @@ +@@ -198,7 +198,9 @@ #define BGMAC_CMDCFG_TAI 0x00000200 #define BGMAC_CMDCFG_HD 0x00000400 /* Set if in half duplex mode */ #define BGMAC_CMDCFG_HD_SHIFT 10 @@ -92,7 +92,7 @@ Subject: [PATCH] bgmac: add some workaround for rev 4 #define BGMAC_CMDCFG_ML 0x00008000 /* Set to activate mac loopback mode */ #define BGMAC_CMDCFG_AE 0x00400000 #define BGMAC_CMDCFG_CFE 0x00800000 -@@ -255,9 +257,34 @@ +@@ -238,9 +240,34 @@ #define BGMAC_DMA_TX_SUSPEND 0x00000002 #define BGMAC_DMA_TX_LOOPBACK 0x00000004 #define BGMAC_DMA_TX_FLUSH 0x00000010 @@ -127,7 +127,7 @@ Subject: [PATCH] bgmac: add some workaround for rev 4 #define BGMAC_DMA_TX_INDEX 0x04 #define BGMAC_DMA_TX_RINGLO 0x08 #define BGMAC_DMA_TX_RINGHI 0x0C -@@ -285,8 +312,33 @@ +@@ -268,8 +295,33 @@ #define BGMAC_DMA_RX_DIRECT_FIFO 0x00000100 #define BGMAC_DMA_RX_OVERFLOW_CONT 0x00000400 #define BGMAC_DMA_RX_PARITY_DISABLE 0x00000800 diff --git a/target/linux/generic/patches-3.10/775-bgmac-check-length-of-received-frame.patch b/target/linux/generic/patches-3.10/775-bgmac-check-length-of-received-frame.patch new file mode 100644 index 0000000..3b818be --- /dev/null +++ b/target/linux/generic/patches-3.10/775-bgmac-check-length-of-received-frame.patch @@ -0,0 +1,41 @@ +From 2d12a9abf3f81de5b51852e3cfcba8cedac82642 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Fri, 6 Dec 2013 01:14:52 +0100 +Subject: [PATCH] bgmac: check length of received frame + +--- + drivers/net/ethernet/broadcom/bgmac.c | 9 ++++++++- + 1 file changed, 8 insertions(+), 1 deletion(-) + +--- a/drivers/net/ethernet/broadcom/bgmac.c ++++ b/drivers/net/ethernet/broadcom/bgmac.c +@@ -347,6 +347,7 @@ static int bgmac_dma_rx_read(struct bgma + struct sk_buff *skb = slot->skb; + struct bgmac_rx_header *rx; + u16 len, flags; ++ int count; + + /* Unmap buffer to make it accessible to the CPU */ + dma_sync_single_for_cpu(dma_dev, slot->dma_addr, +@@ -355,6 +356,12 @@ static int bgmac_dma_rx_read(struct bgma + /* Get info from the header */ + rx = (struct bgmac_rx_header *)skb->data; + len = le16_to_cpu(rx->len); ++ for (count = 0; count < 200; count++) { ++ len = le16_to_cpu(rx->len); ++ if (len) ++ break; ++ udelay(1); ++ } + flags = le16_to_cpu(rx->flags); + + do { +@@ -362,7 +369,7 @@ static int bgmac_dma_rx_read(struct bgma + int err; + + /* Check for poison and drop or pass the packet */ +- if (len == 0xdead && flags == 0xbeef) { ++ if (!len || (len == 0xdead && flags == 0xbeef)) { + bgmac_err(bgmac, "Found poisoned packet at slot %d, DMA issue!\n", + ring->start); + dma_sync_single_for_device(dma_dev, diff --git a/target/linux/generic/patches-3.10/776-bgmac-add-dma-sync.patch b/target/linux/generic/patches-3.10/776-bgmac-add-dma-sync.patch new file mode 100644 index 0000000..29fdd6b --- /dev/null +++ b/target/linux/generic/patches-3.10/776-bgmac-add-dma-sync.patch @@ -0,0 +1,46 @@ +From 88d0993dbe84a9b88212a4845fca28bf4c919ffb Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Tue, 26 Nov 2013 23:59:32 +0100 +Subject: [PATCH 14/16] bgmac: stuff + +--- + drivers/net/ethernet/broadcom/bgmac.c | 7 +++++++ + 1 file changed, 7 insertions(+) + +--- a/drivers/net/ethernet/broadcom/bgmac.c ++++ b/drivers/net/ethernet/broadcom/bgmac.c +@@ -120,6 +120,7 @@ static netdev_tx_t bgmac_dma_tx_add(stru + struct net_device *net_dev = bgmac->net_dev; + struct bgmac_dma_desc *dma_desc; + struct bgmac_slot_info *slot; ++ int size = ring->num_slots * sizeof(struct bgmac_dma_desc); + u32 ctl0, ctl1; + int free_slots; + +@@ -160,6 +161,8 @@ static netdev_tx_t bgmac_dma_tx_add(stru + dma_desc->ctl0 = cpu_to_le32(ctl0); + dma_desc->ctl1 = cpu_to_le32(ctl1); + ++ dma_sync_single_for_device(dma_dev, ring->dma_base, size, DMA_TO_DEVICE); ++ + netdev_sent_queue(net_dev, skb->len); + + wmb(); +@@ -311,6 +314,8 @@ static void bgmac_dma_rx_setup_desc(stru + struct bgmac_dma_ring *ring, int desc_idx) + { + struct bgmac_dma_desc *dma_desc = ring->cpu_base + desc_idx; ++ struct device *dma_dev = bgmac->core->dma_dev; ++ int size = ring->num_slots * sizeof(struct bgmac_dma_desc); + u32 ctl0 = 0, ctl1 = 0; + + if (desc_idx == ring->num_slots - 1) +@@ -325,6 +330,8 @@ static void bgmac_dma_rx_setup_desc(stru + dma_desc->addr_high = cpu_to_le32(upper_32_bits(ring->slots[desc_idx].dma_addr)); + dma_desc->ctl0 = cpu_to_le32(ctl0); + dma_desc->ctl1 = cpu_to_le32(ctl1); ++ ++ dma_sync_single_for_device(dma_dev, ring->dma_base, size, DMA_TO_DEVICE); + } + + static int bgmac_dma_rx_read(struct bgmac *bgmac, struct bgmac_dma_ring *ring, |