diff options
Diffstat (limited to 'target/linux/generic/patches-3.10/770-bgmac-backport.patch')
| -rw-r--r-- | target/linux/generic/patches-3.10/770-bgmac-backport.patch | 395 |
1 files changed, 393 insertions, 2 deletions
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 38a34a930f..c6c8736866 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; |