X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fnet%2Ftg3.c;h=09440d783e65542912bac932fa727a288df1891c;hb=bbd82f956e0db6190b16a8a00d3ed5d979f488e8;hp=e47a9c1f35cb0564021191ebab878195a5d20822;hpb=24fcad6b3ca3bdbbb4614de3edc1ff16f594ba9a;p=safe%2Fjmp%2Flinux-2.6 diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index e47a9c1..09440d7 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -4,7 +4,7 @@ * Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com) * Copyright (C) 2001, 2002, 2003 Jeff Garzik (jgarzik@pobox.com) * Copyright (C) 2004 Sun Microsystems Inc. - * Copyright (C) 2005 Broadcom Corporation. + * Copyright (C) 2005-2007 Broadcom Corporation. * * Firmware is: * Derived from proprietary unpublished source code, @@ -40,16 +40,16 @@ #include #include +#include #include #include #include #include -#ifdef CONFIG_SPARC64 +#ifdef CONFIG_SPARC #include -#include -#include +#include #endif #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) @@ -58,18 +58,14 @@ #define TG3_VLAN_TAG_USED 0 #endif -#ifdef NETIF_F_TSO #define TG3_TSO_SUPPORT 1 -#else -#define TG3_TSO_SUPPORT 0 -#endif #include "tg3.h" #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "3.70" -#define DRV_MODULE_RELDATE "December 1, 2006" +#define DRV_MODULE_VERSION "3.85" +#define DRV_MODULE_RELDATE "October 18, 2007" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 @@ -202,6 +198,11 @@ static struct pci_device_id tg3_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781)}, {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5906)}, {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5906M)}, + {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5784)}, + {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5764)}, + {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5723)}, + {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5761)}, + {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5761E)}, {PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX)}, {PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX)}, {PCI_DEVICE(PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000)}, @@ -316,6 +317,16 @@ static u32 tg3_read32(struct tg3 *tp, u32 off) return (readl(tp->regs + off)); } +static void tg3_ape_write32(struct tg3 *tp, u32 off, u32 val) +{ + writel(val, tp->aperegs + off); +} + +static u32 tg3_ape_read32(struct tg3 *tp, u32 off) +{ + return (readl(tp->aperegs + off)); +} + static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val) { unsigned long flags; @@ -502,6 +513,73 @@ static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val) spin_unlock_irqrestore(&tp->indirect_lock, flags); } +static void tg3_ape_lock_init(struct tg3 *tp) +{ + int i; + + /* Make sure the driver hasn't any stale locks. */ + for (i = 0; i < 8; i++) + tg3_ape_write32(tp, TG3_APE_LOCK_GRANT + 4 * i, + APE_LOCK_GRANT_DRIVER); +} + +static int tg3_ape_lock(struct tg3 *tp, int locknum) +{ + int i, off; + int ret = 0; + u32 status; + + if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) + return 0; + + switch (locknum) { + case TG3_APE_LOCK_MEM: + break; + default: + return -EINVAL; + } + + off = 4 * locknum; + + tg3_ape_write32(tp, TG3_APE_LOCK_REQ + off, APE_LOCK_REQ_DRIVER); + + /* Wait for up to 1 millisecond to acquire lock. */ + for (i = 0; i < 100; i++) { + status = tg3_ape_read32(tp, TG3_APE_LOCK_GRANT + off); + if (status == APE_LOCK_GRANT_DRIVER) + break; + udelay(10); + } + + if (status != APE_LOCK_GRANT_DRIVER) { + /* Revoke the lock request. */ + tg3_ape_write32(tp, TG3_APE_LOCK_GRANT + off, + APE_LOCK_GRANT_DRIVER); + + ret = -EBUSY; + } + + return ret; +} + +static void tg3_ape_unlock(struct tg3 *tp, int locknum) +{ + int off; + + if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) + return; + + switch (locknum) { + case TG3_APE_LOCK_MEM: + break; + default: + return; + } + + off = 4 * locknum; + tg3_ape_write32(tp, TG3_APE_LOCK_GRANT + off, APE_LOCK_GRANT_DRIVER); +} + static void tg3_disable_ints(struct tg3 *tp) { tw32(TG3PCI_MISC_HOST_CTRL, @@ -578,7 +656,7 @@ static void tg3_restart_ints(struct tg3 *tp) static inline void tg3_netif_stop(struct tg3 *tp) { tp->dev->trans_start = jiffies; /* prevent tx timeout */ - netif_poll_disable(tp->dev); + napi_disable(&tp->napi); netif_tx_disable(tp->dev); } @@ -589,7 +667,7 @@ static inline void tg3_netif_start(struct tg3 *tp) * so long as all callers are assured to have free tx slots * (such as after tg3_init_hw) */ - netif_poll_enable(tp->dev); + napi_enable(&tp->napi); tp->hw_status->status |= SD_STATUS_UPDATED; tg3_enable_ints(tp); } @@ -599,7 +677,8 @@ static void tg3_switch_clocks(struct tg3 *tp) u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL); u32 orig_clock_ctrl; - if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) + if ((tp->tg3_flags & TG3_FLAG_CPMU_PRESENT) || + (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) return; orig_clock_ctrl = clock_ctrl; @@ -725,6 +804,44 @@ static int tg3_writephy(struct tg3 *tp, int reg, u32 val) return ret; } +static void tg3_phy_toggle_automdix(struct tg3 *tp, int enable) +{ + u32 phy; + + if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) || + (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) + return; + + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { + u32 ephy; + + if (!tg3_readphy(tp, MII_TG3_EPHY_TEST, &ephy)) { + tg3_writephy(tp, MII_TG3_EPHY_TEST, + ephy | MII_TG3_EPHY_SHADOW_EN); + if (!tg3_readphy(tp, MII_TG3_EPHYTST_MISCCTRL, &phy)) { + if (enable) + phy |= MII_TG3_EPHYTST_MISCCTRL_MDIX; + else + phy &= ~MII_TG3_EPHYTST_MISCCTRL_MDIX; + tg3_writephy(tp, MII_TG3_EPHYTST_MISCCTRL, phy); + } + tg3_writephy(tp, MII_TG3_EPHY_TEST, ephy); + } + } else { + phy = MII_TG3_AUXCTL_MISC_RDSEL_MISC | + MII_TG3_AUXCTL_SHDWSEL_MISC; + if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, phy) && + !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy)) { + if (enable) + phy |= MII_TG3_AUXCTL_MISC_FORCE_AMDIX; + else + phy &= ~MII_TG3_AUXCTL_MISC_FORCE_AMDIX; + phy |= MII_TG3_AUXCTL_MISC_WREN; + tg3_writephy(tp, MII_TG3_AUX_CTRL, phy); + } + } +} + static void tg3_phy_set_wirespeed(struct tg3 *tp) { u32 val; @@ -959,6 +1076,13 @@ static int tg3_phy_reset(struct tg3 *tp) u32 phy_status; int err; + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { + u32 val; + + val = tr32(GRC_MISC_CFG); + tw32_f(GRC_MISC_CFG, val & ~GRC_MISC_CFG_EPHY_IDDQ); + udelay(40); + } err = tg3_readphy(tp, MII_BMSR, &phy_status); err |= tg3_readphy(tp, MII_BMSR, &phy_status); if (err != 0) @@ -1008,7 +1132,12 @@ out: else if (tp->tg3_flags2 & TG3_FLG2_PHY_JITTER_BUG) { tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00); tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a); - tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b); + if (tp->tg3_flags2 & TG3_FLG2_PHY_ADJUST_TRIM) { + tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x110b); + tg3_writephy(tp, MII_TG3_TEST1, + MII_TG3_TEST1_TRIM_EN | 0x4); + } else + tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b); tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400); } /* Set Extended packet length bit (bit 14) on all chips that */ @@ -1037,23 +1166,11 @@ out: } if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { - u32 phy_reg; - /* adjust output voltage */ tg3_writephy(tp, MII_TG3_EPHY_PTEST, 0x12); - - if (!tg3_readphy(tp, MII_TG3_EPHY_TEST, &phy_reg)) { - u32 phy_reg2; - - tg3_writephy(tp, MII_TG3_EPHY_TEST, - phy_reg | MII_TG3_EPHY_SHADOW_EN); - /* Enable auto-MDIX */ - if (!tg3_readphy(tp, 0x10, &phy_reg2)) - tg3_writephy(tp, 0x10, phy_reg2 | 0x4000); - tg3_writephy(tp, MII_TG3_EPHY_TEST, phy_reg); - } } + tg3_phy_toggle_automdix(tp, 1); tg3_phy_set_wirespeed(tp); return 0; } @@ -1154,6 +1271,19 @@ static void tg3_frob_aux_power(struct tg3 *tp) } } +static int tg3_5700_link_polarity(struct tg3 *tp, u32 speed) +{ + if (tp->led_ctrl == LED_CTRL_MODE_PHY_2) + return 1; + else if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411) { + if (speed != SPEED_10) + return 1; + } else if (speed == SPEED_10) + return 1; + + return 0; +} + static int tg3_setup_phy(struct tg3 *, int); #define RESET_KIND_SHUTDOWN 0 @@ -1167,10 +1297,28 @@ static void tg3_nvram_unlock(struct tg3 *); static void tg3_power_down_phy(struct tg3 *tp) { - if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) + if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) { + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) { + u32 sg_dig_ctrl = tr32(SG_DIG_CTRL); + u32 serdes_cfg = tr32(MAC_SERDES_CFG); + + sg_dig_ctrl |= + SG_DIG_USING_HW_AUTONEG | SG_DIG_SOFT_RESET; + tw32(SG_DIG_CTRL, sg_dig_ctrl); + tw32(MAC_SERDES_CFG, serdes_cfg | (1 << 15)); + } return; + } + + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { + u32 val; - if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) { + tg3_bmcr_reset(tp); + val = tr32(GRC_MISC_CFG); + tw32_f(GRC_MISC_CFG, val | GRC_MISC_CFG_EPHY_IDDQ); + udelay(40); + return; + } else { tg3_writephy(tp, MII_TG3_EXT_CTRL, MII_TG3_EXT_CTRL_FORCE_LED_OFF); tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2); @@ -1274,9 +1422,11 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state) msleep(1); } } - tg3_write_mem(tp, NIC_SRAM_WOL_MBOX, WOL_SIGNATURE | - WOL_DRV_STATE_SHUTDOWN | - WOL_DRV_WOL | WOL_SET_MAGIC_PKT); + if (tp->tg3_flags & TG3_FLAG_WOL_CAP) + tg3_write_mem(tp, NIC_SRAM_WOL_MBOX, WOL_SIGNATURE | + WOL_DRV_STATE_SHUTDOWN | + WOL_DRV_WOL | + WOL_SET_MAGIC_PKT); pci_read_config_word(tp->pdev, pm + PCI_PM_PMC, &power_caps); @@ -1292,9 +1442,17 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state) else mac_mode = MAC_MODE_PORT_MODE_MII; - if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 || - !(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)) - mac_mode |= MAC_MODE_LINK_POLARITY; + mac_mode |= tp->mac_mode & MAC_MODE_LINK_POLARITY; + if (GET_ASIC_REV(tp->pci_chip_rev_id) == + ASIC_REV_5700) { + u32 speed = (tp->tg3_flags & + TG3_FLAG_WOL_SPEED_100MB) ? + SPEED_100 : SPEED_10; + if (tg3_5700_link_polarity(tp, speed)) + mac_mode |= MAC_MODE_LINK_POLARITY; + else + mac_mode &= ~MAC_MODE_LINK_POLARITY; + } } else { mac_mode = MAC_MODE_PORT_MODE_TBI; } @@ -1324,7 +1482,9 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state) tw32_wait_f(TG3PCI_CLOCK_CTRL, base_val | CLOCK_CTRL_ALTCLK | CLOCK_CTRL_PWRDOWN_PLL133, 40); - } else if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) { + } else if ((tp->tg3_flags2 & TG3_FLG2_5780_CLASS) || + (tp->tg3_flags & TG3_FLAG_CPMU_PRESENT) || + (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)) { /* do nothing */ } else if (!((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) && (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) { @@ -1368,7 +1528,8 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state) } if (!(tp->tg3_flags & TG3_FLAG_WOL_ENABLE) && - !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) + !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF) && + !(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) tg3_power_down_phy(tp); tg3_frob_aux_power(tp); @@ -1961,15 +2122,12 @@ relink: if (tp->link_config.active_duplex == DUPLEX_HALF) tp->mac_mode |= MAC_MODE_HALF_DUPLEX; - tp->mac_mode &= ~MAC_MODE_LINK_POLARITY; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) { - if ((tp->led_ctrl == LED_CTRL_MODE_PHY_2) || - (current_link_up == 1 && - tp->link_config.active_speed == SPEED_10)) - tp->mac_mode |= MAC_MODE_LINK_POLARITY; - } else { - if (current_link_up == 1) + if (current_link_up == 1 && + tg3_5700_link_polarity(tp, tp->link_config.active_speed)) tp->mac_mode |= MAC_MODE_LINK_POLARITY; + else + tp->mac_mode &= ~MAC_MODE_LINK_POLARITY; } /* ??? Without this setting Netgear GA302T PHY does not @@ -2566,10 +2724,8 @@ static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status) { int current_link_up = 0; - if (!(mac_status & MAC_STATUS_PCS_SYNCED)) { - tp->tg3_flags &= ~TG3_FLAG_GOT_SERDES_FLOWCTL; + if (!(mac_status & MAC_STATUS_PCS_SYNCED)) goto out; - } if (tp->link_config.autoneg == AUTONEG_ENABLE) { u32 flags; @@ -2587,7 +2743,6 @@ static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status) tg3_setup_flow_control(tp, local_adv, remote_adv); - tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL; current_link_up = 1; } for (i = 0; i < 30; i++) { @@ -2610,10 +2765,12 @@ static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status) } else { /* Forcing 1000FD link up. */ current_link_up = 1; - tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL; tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS)); udelay(40); + + tw32_f(MAC_MODE, tp->mac_mode); + udelay(40); } out: @@ -2673,10 +2830,6 @@ static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset) else current_link_up = tg3_setup_fiber_by_hand(tp, mac_status); - tp->mac_mode &= ~MAC_MODE_LINK_POLARITY; - tw32_f(MAC_MODE, tp->mac_mode); - udelay(40); - tp->hw_status->status = (SD_STATUS_UPDATED | (tp->hw_status->status & ~SD_STATUS_LINK_CHG)); @@ -2994,6 +3147,16 @@ static int tg3_setup_phy(struct tg3 *tp, int force_reset) } } + if (tp->tg3_flags & TG3_FLAG_ASPM_WORKAROUND) { + u32 val = tr32(PCIE_PWR_MGMT_THRESH); + if (!netif_carrier_ok(tp->dev)) + val = (val & ~PCIE_PWR_MGMT_L1_THRESH_MSK) | + tp->pwrmgmt_thresh; + else + val |= PCIE_PWR_MGMT_L1_THRESH_MSK; + tw32(PCIE_PWR_MGMT_THRESH, val); + } + return err; } @@ -3322,7 +3485,7 @@ static int tg3_rx(struct tg3 *tp, int budget) skb_reserve(copy_skb, 2); skb_put(copy_skb, len); pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE); - memcpy(copy_skb->data, skb->data, len); + skb_copy_from_linear_data(skb, copy_skb->data, len); pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE); /* We'll reuse the original ring buffer. */ @@ -3364,7 +3527,7 @@ next_pkt: } next_pkt_nopost: sw_idx++; - sw_idx %= TG3_RX_RCB_RING_SIZE(tp); + sw_idx &= (TG3_RX_RCB_RING_SIZE(tp) - 1); /* Refresh hw_idx to see if there is new work */ if (sw_idx == hw_idx) { @@ -3393,11 +3556,9 @@ next_pkt_nopost: return received; } -static int tg3_poll(struct net_device *netdev, int *budget) +static int tg3_poll_work(struct tg3 *tp, int work_done, int budget) { - struct tg3 *tp = netdev_priv(netdev); struct tg3_hw_status *sblk = tp->hw_status; - int done; /* handle link change and other phy events */ if (!(tp->tg3_flags & @@ -3415,44 +3576,59 @@ static int tg3_poll(struct net_device *netdev, int *budget) /* run TX completion thread */ if (sblk->idx[0].tx_consumer != tp->tx_cons) { tg3_tx(tp); - if (unlikely(tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING)) { - netif_rx_complete(netdev); - schedule_work(&tp->reset_task); - return 0; - } + if (unlikely(tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING)) + return work_done; } /* run RX thread, within the bounds set by NAPI. * All RX "locking" is done by ensuring outside - * code synchronizes with dev->poll() + * code synchronizes with tg3->napi.poll() */ - if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) { - int orig_budget = *budget; - int work_done; + if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) + work_done += tg3_rx(tp, budget - work_done); - if (orig_budget > netdev->quota) - orig_budget = netdev->quota; + return work_done; +} - work_done = tg3_rx(tp, orig_budget); +static int tg3_poll(struct napi_struct *napi, int budget) +{ + struct tg3 *tp = container_of(napi, struct tg3, napi); + int work_done = 0; + struct tg3_hw_status *sblk = tp->hw_status; - *budget -= work_done; - netdev->quota -= work_done; - } + while (1) { + work_done = tg3_poll_work(tp, work_done, budget); - if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) { - tp->last_tag = sblk->status_tag; - rmb(); - } else - sblk->status &= ~SD_STATUS_UPDATED; + if (unlikely(tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING)) + goto tx_recovery; + + if (unlikely(work_done >= budget)) + break; + + if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) { + /* tp->last_tag is used in tg3_restart_ints() below + * to tell the hw how much work has been processed, + * so we must read it before checking for more work. + */ + tp->last_tag = sblk->status_tag; + rmb(); + } else + sblk->status &= ~SD_STATUS_UPDATED; - /* if no more work, tell net stack and NIC we're done */ - done = !tg3_has_work(tp); - if (done) { - netif_rx_complete(netdev); - tg3_restart_ints(tp); + if (likely(!tg3_has_work(tp))) { + netif_rx_complete(tp->dev, napi); + tg3_restart_ints(tp); + break; + } } - return (done ? 0 : 1); + return work_done; + +tx_recovery: + /* work_done is guaranteed to be less than budget. */ + netif_rx_complete(tp->dev, napi); + schedule_work(&tp->reset_task); + return work_done; } static void tg3_irq_quiesce(struct tg3 *tp) @@ -3477,9 +3653,9 @@ static inline int tg3_irq_sync(struct tg3 *tp) */ static inline void tg3_full_lock(struct tg3 *tp, int irq_sync) { + spin_lock_bh(&tp->lock); if (irq_sync) tg3_irq_quiesce(tp); - spin_lock_bh(&tp->lock); } static inline void tg3_full_unlock(struct tg3 *tp) @@ -3499,7 +3675,7 @@ static irqreturn_t tg3_msi_1shot(int irq, void *dev_id) prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]); if (likely(!tg3_irq_sync(tp))) - netif_rx_schedule(dev); /* schedule NAPI poll */ + netif_rx_schedule(dev, &tp->napi); return IRQ_HANDLED; } @@ -3524,7 +3700,7 @@ static irqreturn_t tg3_msi(int irq, void *dev_id) */ tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001); if (likely(!tg3_irq_sync(tp))) - netif_rx_schedule(dev); /* schedule NAPI poll */ + netif_rx_schedule(dev, &tp->napi); return IRQ_RETVAL(1); } @@ -3541,32 +3717,38 @@ static irqreturn_t tg3_interrupt(int irq, void *dev_id) * Reading the PCI State register will confirm whether the * interrupt is ours and will flush the status block. */ - if ((sblk->status & SD_STATUS_UPDATED) || - !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) { - /* - * Writing any value to intr-mbox-0 clears PCI INTA# and - * chip-internal interrupt pending events. - * Writing non-zero to intr-mbox-0 additional tells the - * NIC to stop sending us irqs, engaging "in-intr-handler" - * event coalescing. - */ - tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, - 0x00000001); - if (tg3_irq_sync(tp)) + if (unlikely(!(sblk->status & SD_STATUS_UPDATED))) { + if ((tp->tg3_flags & TG3_FLAG_CHIP_RESETTING) || + (tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) { + handled = 0; goto out; - sblk->status &= ~SD_STATUS_UPDATED; - if (likely(tg3_has_work(tp))) { - prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]); - netif_rx_schedule(dev); /* schedule NAPI poll */ - } else { - /* No work, shared interrupt perhaps? re-enable - * interrupts, and flush that PCI write - */ - tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, - 0x00000000); } - } else { /* shared interrupt */ - handled = 0; + } + + /* + * Writing any value to intr-mbox-0 clears PCI INTA# and + * chip-internal interrupt pending events. + * Writing non-zero to intr-mbox-0 additional tells the + * NIC to stop sending us irqs, engaging "in-intr-handler" + * event coalescing. + * + * Flush the mailbox to de-assert the IRQ immediately to prevent + * spurious interrupts. The flush impacts performance but + * excessive spurious interrupts can be worse in some cases. + */ + tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001); + if (tg3_irq_sync(tp)) + goto out; + sblk->status &= ~SD_STATUS_UPDATED; + if (likely(tg3_has_work(tp))) { + prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]); + netif_rx_schedule(dev, &tp->napi); + } else { + /* No work, shared interrupt perhaps? re-enable + * interrupts, and flush that PCI write + */ + tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, + 0x00000000); } out: return IRQ_RETVAL(handled); @@ -3584,31 +3766,37 @@ static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id) * Reading the PCI State register will confirm whether the * interrupt is ours and will flush the status block. */ - if ((sblk->status_tag != tp->last_tag) || - !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) { - /* - * writing any value to intr-mbox-0 clears PCI INTA# and - * chip-internal interrupt pending events. - * writing non-zero to intr-mbox-0 additional tells the - * NIC to stop sending us irqs, engaging "in-intr-handler" - * event coalescing. - */ - tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, - 0x00000001); - if (tg3_irq_sync(tp)) + if (unlikely(sblk->status_tag == tp->last_tag)) { + if ((tp->tg3_flags & TG3_FLAG_CHIP_RESETTING) || + (tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) { + handled = 0; goto out; - if (netif_rx_schedule_prep(dev)) { - prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]); - /* Update last_tag to mark that this status has been - * seen. Because interrupt may be shared, we may be - * racing with tg3_poll(), so only update last_tag - * if tg3_poll() is not scheduled. - */ - tp->last_tag = sblk->status_tag; - __netif_rx_schedule(dev); } - } else { /* shared interrupt */ - handled = 0; + } + + /* + * writing any value to intr-mbox-0 clears PCI INTA# and + * chip-internal interrupt pending events. + * writing non-zero to intr-mbox-0 additional tells the + * NIC to stop sending us irqs, engaging "in-intr-handler" + * event coalescing. + * + * Flush the mailbox to de-assert the IRQ immediately to prevent + * spurious interrupts. The flush impacts performance but + * excessive spurious interrupts can be worse in some cases. + */ + tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001); + if (tg3_irq_sync(tp)) + goto out; + if (netif_rx_schedule_prep(dev, &tp->napi)) { + prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]); + /* Update last_tag to mark that this status has been + * seen. Because interrupt may be shared, we may be + * racing with tg3_poll(), so only update last_tag + * if tg3_poll() is not scheduled. + */ + tp->last_tag = sblk->status_tag; + __netif_rx_schedule(dev, &tp->napi); } out: return IRQ_RETVAL(handled); @@ -3647,7 +3835,7 @@ static int tg3_restart_hw(struct tg3 *tp, int reset_phy) tg3_full_unlock(tp); del_timer_sync(&tp->timer); tp->irq_sync = 0; - netif_poll_enable(tp->dev); + napi_enable(&tp->napi); dev_close(tp->dev); tg3_full_lock(tp, 0); } @@ -3669,10 +3857,8 @@ static void tg3_reset_task(struct work_struct *work) unsigned int restart_timer; tg3_full_lock(tp, 0); - tp->tg3_flags |= TG3_FLAG_IN_RESET_TASK; if (!netif_running(tp->dev)) { - tp->tg3_flags &= ~TG3_FLAG_IN_RESET_TASK; tg3_full_unlock(tp); return; } @@ -3703,18 +3889,26 @@ static void tg3_reset_task(struct work_struct *work) mod_timer(&tp->timer, jiffies + 1); out: - tp->tg3_flags &= ~TG3_FLAG_IN_RESET_TASK; - tg3_full_unlock(tp); } +static void tg3_dump_short_state(struct tg3 *tp) +{ + printk(KERN_ERR PFX "DEBUG: MAC_TX_STATUS[%08x] MAC_RX_STATUS[%08x]\n", + tr32(MAC_TX_STATUS), tr32(MAC_RX_STATUS)); + printk(KERN_ERR PFX "DEBUG: RDMAC_STATUS[%08x] WDMAC_STATUS[%08x]\n", + tr32(RDMAC_STATUS), tr32(WDMAC_STATUS)); +} + static void tg3_tx_timeout(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); - if (netif_msg_tx_err(tp)) + if (netif_msg_tx_err(tp)) { printk(KERN_ERR PFX "%s: transmit timed out, resetting\n", dev->name); + tg3_dump_short_state(tp); + } schedule_work(&tp->reset_task); } @@ -3836,7 +4030,7 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) len = skb_headlen(skb); /* We are running in BH disabled context with netif_tx_lock - * and TX reclaim runs via tp->poll inside of a software + * and TX reclaim runs via tp->napi.poll inside of a software * interrupt. Furthermore, IRQ processing runs lockless so we have * no IRQ context deadlocks to worry about either. Rejoice! */ @@ -3853,10 +4047,8 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) entry = tp->tx_prod; base_flags = 0; -#if TG3_TSO_SUPPORT != 0 mss = 0; - if (skb->len > (tp->dev->mtu + ETH_HLEN) && - (mss = skb_shinfo(skb)->gso_size) != 0) { + if ((mss = skb_shinfo(skb)->gso_size) != 0) { int tcp_opt_len, ip_tcp_len; if (skb_header_cloned(skb) && @@ -3868,29 +4060,24 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) mss |= (skb_headlen(skb) - ETH_HLEN) << 9; else { - tcp_opt_len = ((skb->h.th->doff - 5) * 4); - ip_tcp_len = (skb->nh.iph->ihl * 4) + - sizeof(struct tcphdr); + struct iphdr *iph = ip_hdr(skb); - skb->nh.iph->check = 0; - skb->nh.iph->tot_len = htons(mss + ip_tcp_len + - tcp_opt_len); + tcp_opt_len = tcp_optlen(skb); + ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); + + iph->check = 0; + iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); mss |= (ip_tcp_len + tcp_opt_len) << 9; } base_flags |= (TXD_FLAG_CPU_PRE_DMA | TXD_FLAG_CPU_POST_DMA); - skb->h.th->check = 0; + tcp_hdr(skb)->check = 0; } else if (skb->ip_summed == CHECKSUM_PARTIAL) base_flags |= TXD_FLAG_TCPUDP_CSUM; -#else - mss = 0; - if (skb->ip_summed == CHECKSUM_PARTIAL) - base_flags |= TXD_FLAG_TCPUDP_CSUM; -#endif #if TG3_VLAN_TAG_USED if (tp->vlgrp != NULL && vlan_tx_tag_present(skb)) base_flags |= (TXD_FLAG_VLAN | @@ -3950,7 +4137,6 @@ out_unlock: return NETDEV_TX_OK; } -#if TG3_TSO_SUPPORT != 0 static int tg3_start_xmit_dma_bug(struct sk_buff *, struct net_device *); /* Use GSO to workaround a rare TSO bug that may be triggered when the @@ -3963,7 +4149,10 @@ static int tg3_tso_bug(struct tg3 *tp, struct sk_buff *skb) /* Estimate the number of fragments in the worst case */ if (unlikely(tg3_tx_avail(tp) <= (skb_shinfo(skb)->gso_segs * 3))) { netif_stop_queue(tp->dev); - return NETDEV_TX_BUSY; + if (tg3_tx_avail(tp) <= (skb_shinfo(skb)->gso_segs * 3)) + return NETDEV_TX_BUSY; + + netif_wake_queue(tp->dev); } segs = skb_gso_segment(skb, tp->dev->features & ~NETIF_F_TSO); @@ -3982,7 +4171,6 @@ tg3_tso_bug_end: return NETDEV_TX_OK; } -#endif /* hard_start_xmit for devices that have the 4G bug and/or 40-bit bug and * support TG3_FLG2_HW_TSO_1 or firmware TSO only. @@ -3997,7 +4185,7 @@ static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev) len = skb_headlen(skb); /* We are running in BH disabled context with netif_tx_lock - * and TX reclaim runs via tp->poll inside of a software + * and TX reclaim runs via tp->napi.poll inside of a software * interrupt. Furthermore, IRQ processing runs lockless so we have * no IRQ context deadlocks to worry about either. Rejoice! */ @@ -4016,10 +4204,9 @@ static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev) base_flags = 0; if (skb->ip_summed == CHECKSUM_PARTIAL) base_flags |= TXD_FLAG_TCPUDP_CSUM; -#if TG3_TSO_SUPPORT != 0 mss = 0; - if (skb->len > (tp->dev->mtu + ETH_HLEN) && - (mss = skb_shinfo(skb)->gso_size) != 0) { + if ((mss = skb_shinfo(skb)->gso_size) != 0) { + struct iphdr *iph; int tcp_opt_len, ip_tcp_len, hdr_len; if (skb_header_cloned(skb) && @@ -4028,52 +4215,46 @@ static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev) goto out_unlock; } - tcp_opt_len = ((skb->h.th->doff - 5) * 4); - ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr); + tcp_opt_len = tcp_optlen(skb); + ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); hdr_len = ip_tcp_len + tcp_opt_len; if (unlikely((ETH_HLEN + hdr_len) > 80) && - (tp->tg3_flags2 & TG3_FLG2_HW_TSO_1_BUG)) + (tp->tg3_flags2 & TG3_FLG2_TSO_BUG)) return (tg3_tso_bug(tp, skb)); base_flags |= (TXD_FLAG_CPU_PRE_DMA | TXD_FLAG_CPU_POST_DMA); - skb->nh.iph->check = 0; - skb->nh.iph->tot_len = htons(mss + hdr_len); + iph = ip_hdr(skb); + iph->check = 0; + iph->tot_len = htons(mss + hdr_len); if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) { - skb->h.th->check = 0; + tcp_hdr(skb)->check = 0; base_flags &= ~TXD_FLAG_TCPUDP_CSUM; - } - else { - skb->h.th->check = - ~csum_tcpudp_magic(skb->nh.iph->saddr, - skb->nh.iph->daddr, - 0, IPPROTO_TCP, 0); - } + } else + tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, + iph->daddr, 0, + IPPROTO_TCP, + 0); if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) { - if (tcp_opt_len || skb->nh.iph->ihl > 5) { + if (tcp_opt_len || iph->ihl > 5) { int tsflags; - tsflags = ((skb->nh.iph->ihl - 5) + - (tcp_opt_len >> 2)); + tsflags = (iph->ihl - 5) + (tcp_opt_len >> 2); mss |= (tsflags << 11); } } else { - if (tcp_opt_len || skb->nh.iph->ihl > 5) { + if (tcp_opt_len || iph->ihl > 5) { int tsflags; - tsflags = ((skb->nh.iph->ihl - 5) + - (tcp_opt_len >> 2)); + tsflags = (iph->ihl - 5) + (tcp_opt_len >> 2); base_flags |= tsflags << 12; } } } -#else - mss = 0; -#endif #if TG3_VLAN_TAG_USED if (tp->vlgrp != NULL && vlan_tx_tag_present(skb)) base_flags |= (TXD_FLAG_VLAN | @@ -4649,6 +4830,80 @@ static void tg3_disable_nvram_access(struct tg3 *tp) } } +static void tg3_ape_send_event(struct tg3 *tp, u32 event) +{ + int i; + u32 apedata; + + apedata = tg3_ape_read32(tp, TG3_APE_SEG_SIG); + if (apedata != APE_SEG_SIG_MAGIC) + return; + + apedata = tg3_ape_read32(tp, TG3_APE_FW_STATUS); + if (apedata != APE_FW_STATUS_READY) + return; + + /* Wait for up to 1 millisecond for APE to service previous event. */ + for (i = 0; i < 10; i++) { + if (tg3_ape_lock(tp, TG3_APE_LOCK_MEM)) + return; + + apedata = tg3_ape_read32(tp, TG3_APE_EVENT_STATUS); + + if (!(apedata & APE_EVENT_STATUS_EVENT_PENDING)) + tg3_ape_write32(tp, TG3_APE_EVENT_STATUS, + event | APE_EVENT_STATUS_EVENT_PENDING); + + tg3_ape_unlock(tp, TG3_APE_LOCK_MEM); + + if (!(apedata & APE_EVENT_STATUS_EVENT_PENDING)) + break; + + udelay(100); + } + + if (!(apedata & APE_EVENT_STATUS_EVENT_PENDING)) + tg3_ape_write32(tp, TG3_APE_EVENT, APE_EVENT_1); +} + +static void tg3_ape_driver_state_change(struct tg3 *tp, int kind) +{ + u32 event; + u32 apedata; + + if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) + return; + + switch (kind) { + case RESET_KIND_INIT: + tg3_ape_write32(tp, TG3_APE_HOST_SEG_SIG, + APE_HOST_SEG_SIG_MAGIC); + tg3_ape_write32(tp, TG3_APE_HOST_SEG_LEN, + APE_HOST_SEG_LEN_MAGIC); + apedata = tg3_ape_read32(tp, TG3_APE_HOST_INIT_COUNT); + tg3_ape_write32(tp, TG3_APE_HOST_INIT_COUNT, ++apedata); + tg3_ape_write32(tp, TG3_APE_HOST_DRIVER_ID, + APE_HOST_DRIVER_ID_MAGIC); + tg3_ape_write32(tp, TG3_APE_HOST_BEHAVIOR, + APE_HOST_BEHAV_NO_PHYLOCK); + + event = APE_EVENT_STATUS_STATE_START; + break; + case RESET_KIND_SHUTDOWN: + event = APE_EVENT_STATUS_STATE_UNLOAD; + break; + case RESET_KIND_SUSPEND: + event = APE_EVENT_STATUS_STATE_SUSPEND; + break; + default: + return; + } + + event |= APE_EVENT_STATUS_DRIVER_EVNT | APE_EVENT_STATUS_STATE_CHNGE; + + tg3_ape_send_event(tp, event); +} + /* tp->lock is held. */ static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind) { @@ -4676,6 +4931,10 @@ static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind) break; }; } + + if (kind == RESET_KIND_INIT || + kind == RESET_KIND_SUSPEND) + tg3_ape_driver_state_change(tp, kind); } /* tp->lock is held. */ @@ -4697,6 +4956,9 @@ static void tg3_write_sig_post_reset(struct tg3 *tp, int kind) break; }; } + + if (kind == RESET_KIND_SHUTDOWN) + tg3_ape_driver_state_change(tp, kind); } /* tp->lock is held. */ @@ -4764,6 +5026,71 @@ static int tg3_poll_fw(struct tg3 *tp) return 0; } +/* Save PCI command register before chip reset */ +static void tg3_save_pci_state(struct tg3 *tp) +{ + pci_read_config_word(tp->pdev, PCI_COMMAND, &tp->pci_cmd); +} + +/* Restore PCI state after chip reset */ +static void tg3_restore_pci_state(struct tg3 *tp) +{ + u32 val; + + /* Re-enable indirect register accesses. */ + pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL, + tp->misc_host_ctrl); + + /* Set MAX PCI retry to zero. */ + val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE); + if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 && + (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) + val |= PCISTATE_RETRY_SAME_DMA; + /* Allow reads and writes to the APE register and memory space. */ + if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) + val |= PCISTATE_ALLOW_APE_CTLSPC_WR | + PCISTATE_ALLOW_APE_SHMEM_WR; + pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val); + + pci_write_config_word(tp->pdev, PCI_COMMAND, tp->pci_cmd); + + if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) { + pci_write_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, + tp->pci_cacheline_sz); + pci_write_config_byte(tp->pdev, PCI_LATENCY_TIMER, + tp->pci_lat_timer); + } + /* Make sure PCI-X relaxed ordering bit is clear. */ + if (tp->pcix_cap) { + u16 pcix_cmd; + + pci_read_config_word(tp->pdev, tp->pcix_cap + PCI_X_CMD, + &pcix_cmd); + pcix_cmd &= ~PCI_X_CMD_ERO; + pci_write_config_word(tp->pdev, tp->pcix_cap + PCI_X_CMD, + pcix_cmd); + } + + if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) { + + /* Chip reset on 5780 will reset MSI enable bit, + * so need to restore it. + */ + if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { + u16 ctrl; + + pci_read_config_word(tp->pdev, + tp->msi_cap + PCI_MSI_FLAGS, + &ctrl); + pci_write_config_word(tp->pdev, + tp->msi_cap + PCI_MSI_FLAGS, + ctrl | PCI_MSI_FLAGS_ENABLE); + val = tr32(MSGINT_MODE); + tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE); + } + } +} + static void tg3_stop_fw(struct tg3 *); /* tp->lock is held. */ @@ -4780,9 +5107,17 @@ static int tg3_chip_reset(struct tg3 *tp) */ tp->nvram_lock_cnt = 0; + /* GRC_MISC_CFG core clock reset will clear the memory + * enable bit in PCI register 4 and the MSI enable bit + * on some chips, so we save relevant registers here. + */ + tg3_save_pci_state(tp); + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) tw32(GRC_FASTBOOT_PC, 0); /* @@ -4795,6 +5130,21 @@ static int tg3_chip_reset(struct tg3 *tp) if (write_op == tg3_write_flush_reg32) tp->write32 = tg3_write32; + /* Prevent the irq handler from reading or writing PCI registers + * during chip reset when the memory enable bit in the PCI command + * register may be cleared. The chip does not generate interrupt + * at this time, but the irq handler may still be called due to irq + * sharing or irqpoll. + */ + tp->tg3_flags |= TG3_FLAG_CHIP_RESETTING; + if (tp->hw_status) { + tp->hw_status->status = 0; + tp->hw_status->status_tag = 0; + } + tp->last_tag = 0; + smp_mb(); + synchronize_irq(tp->pdev->irq); + /* do the reset */ val = GRC_MISC_CFG_CORECLK_RESET; @@ -4863,48 +5213,14 @@ static int tg3_chip_reset(struct tg3 *tp) pci_write_config_dword(tp->pdev, 0xd8, 0xf5000); } - /* Re-enable indirect register accesses. */ - pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL, - tp->misc_host_ctrl); - - /* Set MAX PCI retry to zero. */ - val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE); - if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 && - (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) - val |= PCISTATE_RETRY_SAME_DMA; - pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val); - - pci_restore_state(tp->pdev); - - /* Make sure PCI-X relaxed ordering bit is clear. */ - pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val); - val &= ~PCIX_CAPS_RELAXED_ORDERING; - pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val); - - if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) { - u32 val; - - /* Chip reset on 5780 will reset MSI enable bit, - * so need to restore it. - */ - if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { - u16 ctrl; + tg3_restore_pci_state(tp); - pci_read_config_word(tp->pdev, - tp->msi_cap + PCI_MSI_FLAGS, - &ctrl); - pci_write_config_word(tp->pdev, - tp->msi_cap + PCI_MSI_FLAGS, - ctrl | PCI_MSI_FLAGS_ENABLE); - val = tr32(MSGINT_MODE); - tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE); - } + tp->tg3_flags &= ~TG3_FLAG_CHIP_RESETTING; + val = 0; + if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) val = tr32(MEMARB_MODE); - tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE); - - } else - tw32(MEMARB_MODE, MEMARB_MODE_ENABLE); + tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE); if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) { tg3_stop_fw(tp); @@ -4914,7 +5230,7 @@ static int tg3_chip_reset(struct tg3 *tp) tw32(GRC_MODE, tp->grc_mode); if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) { - u32 val = tr32(0xc4); + val = tr32(0xc4); tw32(0xc4, val | (1 << 15)); } @@ -4943,7 +5259,7 @@ static int tg3_chip_reset(struct tg3 *tp) if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) && tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) { - u32 val = tr32(0x7c00); + val = tr32(0x7c00); tw32(0x7c00, val | (1 << 25)); } @@ -4969,7 +5285,8 @@ static int tg3_chip_reset(struct tg3 *tp) /* tp->lock is held. */ static void tg3_stop_fw(struct tg3 *tp) { - if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { + if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) && + !(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) { u32 val; int i; @@ -5309,7 +5626,6 @@ static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp) return 0; } -#if TG3_TSO_SUPPORT != 0 #define TG3_TSO_FW_RELEASE_MAJOR 0x1 #define TG3_TSO_FW_RELASE_MINOR 0x6 @@ -5886,10 +6202,9 @@ static int tg3_load_tso_firmware(struct tg3 *tp) return 0; } -#endif /* TG3_TSO_SUPPORT != 0 */ /* tp->lock is held. */ -static void __tg3_set_mac_addr(struct tg3 *tp) +static void __tg3_set_mac_addr(struct tg3 *tp, int skip_mac_1) { u32 addr_high, addr_low; int i; @@ -5901,6 +6216,8 @@ static void __tg3_set_mac_addr(struct tg3 *tp) (tp->dev->dev_addr[4] << 8) | (tp->dev->dev_addr[5] << 0)); for (i = 0; i < 4; i++) { + if (i == 1 && skip_mac_1) + continue; tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high); tw32(MAC_ADDR_0_LOW + (i * 8), addr_low); } @@ -5927,7 +6244,7 @@ static int tg3_set_mac_addr(struct net_device *dev, void *p) { struct tg3 *tp = netdev_priv(dev); struct sockaddr *addr = p; - int err = 0; + int err = 0, skip_mac_1 = 0; if (!is_valid_ether_addr(addr->sa_data)) return -EINVAL; @@ -5938,22 +6255,21 @@ static int tg3_set_mac_addr(struct net_device *dev, void *p) return 0; if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { - /* Reset chip so that ASF can re-init any MAC addresses it - * needs. - */ - tg3_netif_stop(tp); - tg3_full_lock(tp, 1); + u32 addr0_high, addr0_low, addr1_high, addr1_low; - tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); - err = tg3_restart_hw(tp, 0); - if (!err) - tg3_netif_start(tp); - tg3_full_unlock(tp); - } else { - spin_lock_bh(&tp->lock); - __tg3_set_mac_addr(tp); - spin_unlock_bh(&tp->lock); + addr0_high = tr32(MAC_ADDR_0_HIGH); + addr0_low = tr32(MAC_ADDR_0_LOW); + addr1_high = tr32(MAC_ADDR_1_HIGH); + addr1_low = tr32(MAC_ADDR_1_LOW); + + /* Skip MAC addr 1 if ASF is using it. */ + if ((addr0_high != addr1_high || addr0_low != addr1_low) && + !(addr1_high == 0 && addr1_low == 0)) + skip_mac_1 = 1; } + spin_lock_bh(&tp->lock); + __tg3_set_mac_addr(tp, skip_mac_1); + spin_unlock_bh(&tp->lock); return err; } @@ -6027,14 +6343,22 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) tg3_write_sig_legacy(tp, RESET_KIND_INIT); + if (tp->pci_chip_rev_id == CHIPREV_ID_5784_A0) { + val = tr32(TG3_CPMU_CTRL); + val &= ~(CPMU_CTRL_LINK_AWARE_MODE | CPMU_CTRL_LINK_IDLE_MODE); + tw32(TG3_CPMU_CTRL, val); + } + /* This works around an issue with Athlon chipsets on * B3 tigon3 silicon. This bit has no effect on any * other revision. But do not set this on PCI Express - * chips. + * chips and don't even touch the clocks if the CPMU is present. */ - if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) - tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT; - tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl); + if (!(tp->tg3_flags & TG3_FLAG_CPMU_PRESENT)) { + if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) + tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT; + tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl); + } if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 && (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) { @@ -6043,6 +6367,16 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) tw32(TG3PCI_PCISTATE, val); } + if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) { + /* Allow reads and writes to the + * APE register and memory space. + */ + val = tr32(TG3PCI_PCISTATE); + val |= PCISTATE_ALLOW_APE_CTLSPC_WR | + PCISTATE_ALLOW_APE_SHMEM_WR; + tw32(TG3PCI_PCISTATE, val); + } + if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) { /* Enable some hw fixes. */ val = tr32(TG3PCI_MSI_DATA); @@ -6059,10 +6393,13 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) if (err) return err; - /* This value is determined during the probe time DMA - * engine test, tg3_test_dma. - */ - tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl); + if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5784 && + GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5761) { + /* This value is determined during the probe time DMA + * engine test, tg3_test_dma. + */ + tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl); + } tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS | GRC_MODE_4X_NIC_SEND_RINGS | @@ -6100,7 +6437,6 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE); tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE); } -#if TG3_TSO_SUPPORT != 0 else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) { int fw_len; @@ -6115,7 +6451,6 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00); } -#endif if (tp->dev->mtu <= ETH_DATA_LEN) { tw32(BUFMGR_MB_RDMA_LOW_WATER, @@ -6272,7 +6607,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) tp->rx_jumbo_ptr); /* Initialize MAC address and backoff seed. */ - __tg3_set_mac_addr(tp); + __tg3_set_mac_addr(tp, 0); /* MTU + ethernet header + FCS + optional VLAN tag */ tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8); @@ -6297,16 +6632,18 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB | RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB | RDMAC_MODE_LNGREAD_ENAB); - if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) - rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE; + + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784) + rdmac_mode |= RDMAC_MODE_BD_SBD_CRPT_ENAB | + RDMAC_MODE_MBUF_RBD_CRPT_ENAB | + RDMAC_MODE_MBUF_SBD_CRPT_ENAB; /* If statement applies to 5705 and 5750 PCI devices only */ if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 && tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) { if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE && - (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 || - tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) { + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) { rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128; } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) && !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) { @@ -6317,10 +6654,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST; -#if TG3_TSO_SUPPORT != 0 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) rdmac_mode |= (1 << 27); -#endif /* Receive/send statistics. */ if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) { @@ -6395,6 +6730,10 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE | MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE; + if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) && + !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) && + GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) + tp->mac_mode |= MAC_MODE_LINK_POLARITY; tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR); udelay(40); @@ -6418,6 +6757,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) gpio_mask |= GRC_LCLCTRL_GPIO_UART_SEL; + tp->grc_local_ctrl &= ~gpio_mask; tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask; /* GPIO1 must be driven high for eeprom write protect */ @@ -6459,25 +6799,28 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) /* Enable host coalescing bug fix */ if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) || - (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)) + (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) || + (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784) || + (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761)) val |= (1 << 29); tw32_f(WDMAC_MODE, val); udelay(40); - if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) { - val = tr32(TG3PCI_X_CAPS); + if (tp->tg3_flags & TG3_FLAG_PCIX_MODE) { + u16 pcix_cmd; + + pci_read_config_word(tp->pdev, tp->pcix_cap + PCI_X_CMD, + &pcix_cmd); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) { - val &= ~PCIX_CAPS_BURST_MASK; - val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT); + pcix_cmd &= ~PCI_X_CMD_MAX_READ; + pcix_cmd |= PCI_X_CMD_READ_2K; } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) { - val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK); - val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT); - if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) - val |= (tp->split_mode_max_reqs << - PCIX_CAPS_SPLIT_SHIFT); + pcix_cmd &= ~(PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ); + pcix_cmd |= PCI_X_CMD_READ_2K; } - tw32(TG3PCI_X_CAPS, val); + pci_write_config_word(tp->pdev, tp->pcix_cap + PCI_X_CMD, + pcix_cmd); } tw32_f(RDMAC_MODE, rdmac_mode); @@ -6486,15 +6829,19 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE); if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) tw32(MBFREE_MODE, MBFREE_MODE_ENABLE); - tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE); + + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) + tw32(SNDDATAC_MODE, + SNDDATAC_MODE_ENABLE | SNDDATAC_MODE_CDELAY); + else + tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE); + tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE); tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB); tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ); tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE); -#if TG3_TSO_SUPPORT != 0 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8); -#endif tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE); tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE); @@ -6504,20 +6851,19 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) return err; } -#if TG3_TSO_SUPPORT != 0 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) { err = tg3_load_tso_firmware(tp); if (err) return err; } -#endif tp->tx_mode = TX_MODE_ENABLE; tw32_f(MAC_TX_MODE, tp->tx_mode); udelay(100); tp->rx_mode = RX_MODE_ENABLE; - if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) tp->rx_mode |= RX_MODE_IPV6_CSUM_ENABLE; tw32_f(MAC_RX_MODE, tp->rx_mode); @@ -6589,8 +6935,9 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) u32 tmp; /* Clear CRC stats. */ - if (!tg3_readphy(tp, 0x1e, &tmp)) { - tg3_writephy(tp, 0x1e, tmp | 0x8000); + if (!tg3_readphy(tp, MII_TG3_TEST1, &tmp)) { + tg3_writephy(tp, MII_TG3_TEST1, + tmp | MII_TG3_TEST1_CRC_EN); tg3_readphy(tp, 0x14, &tmp); } } @@ -6646,6 +6993,11 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) break; }; + if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) + /* Write our heartbeat update interval to APE. */ + tg3_ape_write32(tp, TG3_APE_HOST_HEARTBEAT_INT_MS, + APE_HOST_HEARTBEAT_INT_DISABLE); + tg3_write_sig_post_reset(tp, RESET_KIND_INIT); return 0; @@ -6981,6 +7333,8 @@ static int tg3_open(struct net_device *dev) struct tg3 *tp = netdev_priv(dev); int err; + netif_carrier_off(tp->dev); + tg3_full_lock(tp, 0); err = tg3_set_power_state(tp, PCI_D0); @@ -7001,11 +7355,7 @@ static int tg3_open(struct net_device *dev) if (err) return err; - if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) && - (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) && - (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX) && - !((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) && - (tp->pdev_peer == tp->pdev))) { + if (tp->tg3_flags & TG3_FLAG_SUPPORT_MSI) { /* All MSI supporting chips should support tagged * status. Assert that this is the case. */ @@ -7015,6 +7365,10 @@ static int tg3_open(struct net_device *dev) } else if (pci_enable_msi(tp->pdev) == 0) { u32 msi_mode; + /* Hardware bug - MSI won't work if INTX disabled. */ + if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) + pci_intx(tp->pdev, 1); + msi_mode = tr32(MSGINT_MODE); tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE); tp->tg3_flags2 |= TG3_FLG2_USING_MSI; @@ -7031,6 +7385,8 @@ static int tg3_open(struct net_device *dev) return err; } + napi_enable(&tp->napi); + tg3_full_lock(tp, 0); err = tg3_init_hw(tp, 1); @@ -7058,6 +7414,7 @@ static int tg3_open(struct net_device *dev) tg3_full_unlock(tp); if (err) { + napi_disable(&tp->napi); free_irq(tp->pdev->irq, dev); if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { pci_disable_msi(tp->pdev); @@ -7083,6 +7440,8 @@ static int tg3_open(struct net_device *dev) tg3_full_unlock(tp); + napi_disable(&tp->napi); + return err; } @@ -7344,12 +7703,8 @@ static int tg3_close(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); - /* Calling flush_scheduled_work() may deadlock because - * linkwatch_event() may be on the workqueue and it will try to get - * the rtnl_lock which we are holding. - */ - while (tp->tg3_flags & TG3_FLAG_IN_RESET_TASK) - msleep(1); + napi_disable(&tp->napi); + cancel_work_sync(&tp->reset_task); netif_stop_queue(dev); @@ -7364,9 +7719,7 @@ static int tg3_close(struct net_device *dev) tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); tg3_free_rings(tp); - tp->tg3_flags &= - ~(TG3_FLAG_INIT_COMPLETE | - TG3_FLAG_GOT_SERDES_FLOWCTL); + tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE; tg3_full_unlock(tp); @@ -7412,8 +7765,9 @@ static unsigned long calc_crc_errors(struct tg3 *tp) u32 val; spin_lock_bh(&tp->lock); - if (!tg3_readphy(tp, 0x1e, &val)) { - tg3_writephy(tp, 0x1e, val | 0x8000); + if (!tg3_readphy(tp, MII_TG3_TEST1, &val)) { + tg3_writephy(tp, MII_TG3_TEST1, + val | MII_TG3_TEST1_CRC_EN); tg3_readphy(tp, 0x14, &val); } else val = 0; @@ -7885,7 +8239,7 @@ static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, buf = data; if (b_offset || odd_len) { buf = kmalloc(len, GFP_KERNEL); - if (buf == 0) + if (!buf) return -ENOMEM; if (b_offset) memcpy(buf, &start, 4); @@ -7965,7 +8319,8 @@ static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) tp->link_config.autoneg = cmd->autoneg; if (cmd->autoneg == AUTONEG_ENABLE) { - tp->link_config.advertising = cmd->advertising; + tp->link_config.advertising = (cmd->advertising | + ADVERTISED_Autoneg); tp->link_config.speed = SPEED_INVALID; tp->link_config.duplex = DUPLEX_INVALID; } else { @@ -8000,7 +8355,10 @@ static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct tg3 *tp = netdev_priv(dev); - wol->supported = WAKE_MAGIC; + if (tp->tg3_flags & TG3_FLAG_WOL_CAP) + wol->supported = WAKE_MAGIC; + else + wol->supported = 0; wol->wolopts = 0; if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) wol->wolopts = WAKE_MAGIC; @@ -8014,8 +8372,7 @@ static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) if (wol->wolopts & ~WAKE_MAGIC) return -EINVAL; if ((wol->wolopts & WAKE_MAGIC) && - tp->tg3_flags2 & TG3_FLG2_ANY_SERDES && - !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP)) + !(tp->tg3_flags & TG3_FLAG_WOL_CAP)) return -EINVAL; spin_lock_bh(&tp->lock); @@ -8040,7 +8397,6 @@ static void tg3_set_msglevel(struct net_device *dev, u32 value) tp->msg_enable = value; } -#if TG3_TSO_SUPPORT != 0 static int tg3_set_tso(struct net_device *dev, u32 value) { struct tg3 *tp = netdev_priv(dev); @@ -8052,14 +8408,15 @@ static int tg3_set_tso(struct net_device *dev, u32 value) } if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) && (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906)) { - if (value) + if (value) { dev->features |= NETIF_F_TSO6; - else - dev->features &= ~NETIF_F_TSO6; + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) + dev->features |= NETIF_F_TSO_ECN; + } else + dev->features &= ~(NETIF_F_TSO6 | NETIF_F_TSO_ECN); } return ethtool_op_set_tso(dev, value); } -#endif static int tg3_nway_reset(struct net_device *dev) { @@ -8120,7 +8477,7 @@ static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *e (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) || (ering->tx_pending > TG3_TX_RING_SIZE - 1) || (ering->tx_pending <= MAX_SKB_FRAGS) || - ((tp->tg3_flags2 & TG3_FLG2_HW_TSO_1_BUG) && + ((tp->tg3_flags2 & TG3_FLG2_TSO_BUG) && (ering->tx_pending <= (MAX_SKB_FRAGS * 3)))) return -EINVAL; @@ -8234,22 +8591,26 @@ static int tg3_set_tx_csum(struct net_device *dev, u32 data) } if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) - ethtool_op_set_tx_hw_csum(dev, data); + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) + ethtool_op_set_tx_ipv6_csum(dev, data); else ethtool_op_set_tx_csum(dev, data); return 0; } -static int tg3_get_stats_count (struct net_device *dev) -{ - return TG3_NUM_STATS; -} - -static int tg3_get_test_count (struct net_device *dev) +static int tg3_get_sset_count (struct net_device *dev, int sset) { - return TG3_NUM_TEST; + switch (sset) { + case ETH_SS_TEST: + return TG3_NUM_TEST; + case ETH_SS_STATS: + return TG3_NUM_STATS; + default: + return -EOPNOTSUPP; + } } static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf) @@ -8314,7 +8675,7 @@ static void tg3_get_ethtool_stats (struct net_device *dev, static int tg3_test_nvram(struct tg3 *tp) { u32 *buf, csum, magic; - int i, j, err = 0, size; + int i, j, k, err = 0, size; if (tg3_nvram_read_swab(tp, 0, &magic) != 0) return -EIO; @@ -8368,7 +8729,6 @@ static int tg3_test_nvram(struct tg3 *tp) u8 data[NVRAM_SELFBOOT_DATA_SIZE]; u8 parity[NVRAM_SELFBOOT_DATA_SIZE]; u8 *buf8 = (u8 *) buf; - int j, k; /* Separate the parity bits and the data bytes. */ for (i = 0, j = 0, k = 0; i < NVRAM_SELFBOOT_HW_SIZE; i++) { @@ -8678,7 +9038,7 @@ static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len) int i; u32 j; - for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) { + for (i = 0; i < ARRAY_SIZE(test_pattern); i++) { for (j = 0; j < len; j += 4) { u32 val; @@ -8729,7 +9089,9 @@ static int tg3_test_memory(struct tg3 *tp) if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) mem_tbl = mem_tbl_5755; else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) mem_tbl = mem_tbl_5906; @@ -8769,7 +9131,9 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode) return 0; mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) | - MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY; + MAC_MODE_PORT_INT_LPBACK; + if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) + mac_mode |= MAC_MODE_LINK_POLARITY; if (tp->tg3_flags & TG3_FLAG_10_100_ONLY) mac_mode |= MAC_MODE_PORT_MODE_MII; else @@ -8788,19 +9152,18 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode) phytest | MII_TG3_EPHY_SHADOW_EN); if (!tg3_readphy(tp, 0x1b, &phy)) tg3_writephy(tp, 0x1b, phy & ~0x20); - if (!tg3_readphy(tp, 0x10, &phy)) - tg3_writephy(tp, 0x10, phy & ~0x4000); tg3_writephy(tp, MII_TG3_EPHY_TEST, phytest); } val = BMCR_LOOPBACK | BMCR_FULLDPLX | BMCR_SPEED100; } else val = BMCR_LOOPBACK | BMCR_FULLDPLX | BMCR_SPEED1000; + tg3_phy_toggle_automdix(tp, 0); + tg3_writephy(tp, MII_BMCR, val); udelay(40); - mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) | - MAC_MODE_LINK_POLARITY; + mac_mode = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { tg3_writephy(tp, MII_TG3_EPHY_PTEST, 0x1800); mac_mode |= MAC_MODE_PORT_MODE_MII; @@ -8813,8 +9176,11 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode) udelay(10); tw32_f(MAC_RX_MODE, tp->rx_mode); } - if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) { - mac_mode &= ~MAC_MODE_LINK_POLARITY; + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) { + if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) + mac_mode &= ~MAC_MODE_LINK_POLARITY; + else if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411) + mac_mode |= MAC_MODE_LINK_POLARITY; tg3_writephy(tp, MII_TG3_EXT_CTRL, MII_TG3_EXT_CTRL_LNK3_LED_MODE); } @@ -8922,6 +9288,7 @@ out: static int tg3_test_loopback(struct tg3 *tp) { int err = 0; + u32 cpmuctrl = 0; if (!netif_running(tp->dev)) return TG3_LOOPBACK_FAILED; @@ -8930,8 +9297,40 @@ static int tg3_test_loopback(struct tg3 *tp) if (err) return TG3_LOOPBACK_FAILED; + if (tp->tg3_flags & TG3_FLAG_CPMU_PRESENT) { + int i; + u32 status; + + tw32(TG3_CPMU_MUTEX_REQ, CPMU_MUTEX_REQ_DRIVER); + + /* Wait for up to 40 microseconds to acquire lock. */ + for (i = 0; i < 4; i++) { + status = tr32(TG3_CPMU_MUTEX_GNT); + if (status == CPMU_MUTEX_GNT_DRIVER) + break; + udelay(10); + } + + if (status != CPMU_MUTEX_GNT_DRIVER) + return TG3_LOOPBACK_FAILED; + + cpmuctrl = tr32(TG3_CPMU_CTRL); + + /* Turn off power management based on link speed. */ + tw32(TG3_CPMU_CTRL, + cpmuctrl & ~CPMU_CTRL_LINK_SPEED_MODE); + } + if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK)) err |= TG3_MAC_LOOPBACK_FAILED; + + if (tp->tg3_flags & TG3_FLAG_CPMU_PRESENT) { + tw32(TG3_CPMU_CTRL, cpmuctrl); + + /* Release the mutex */ + tw32(TG3_CPMU_MUTEX_GNT, CPMU_MUTEX_GNT_DRIVER); + } + if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) { if (tg3_run_loopback(tp, TG3_PHY_LOOPBACK)) err |= TG3_PHY_LOOPBACK_FAILED; @@ -9080,26 +9479,10 @@ static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */ __tg3_set_rx_mode(dev); - tg3_full_unlock(tp); - if (netif_running(dev)) tg3_netif_start(tp); -} - -static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - struct tg3 *tp = netdev_priv(dev); - if (netif_running(dev)) - tg3_netif_stop(tp); - - tg3_full_lock(tp, 0); - if (tp->vlgrp) - tp->vlgrp->vlan_devices[vid] = NULL; tg3_full_unlock(tp); - - if (netif_running(dev)) - tg3_netif_start(tp); } #endif @@ -9186,23 +9569,16 @@ static const struct ethtool_ops tg3_ethtool_ops = { .set_pauseparam = tg3_set_pauseparam, .get_rx_csum = tg3_get_rx_csum, .set_rx_csum = tg3_set_rx_csum, - .get_tx_csum = ethtool_op_get_tx_csum, .set_tx_csum = tg3_set_tx_csum, - .get_sg = ethtool_op_get_sg, .set_sg = ethtool_op_set_sg, -#if TG3_TSO_SUPPORT != 0 - .get_tso = ethtool_op_get_tso, .set_tso = tg3_set_tso, -#endif - .self_test_count = tg3_get_test_count, .self_test = tg3_self_test, .get_strings = tg3_get_strings, .phys_id = tg3_phys_id, - .get_stats_count = tg3_get_stats_count, .get_ethtool_stats = tg3_get_ethtool_stats, .get_coalesce = tg3_get_coalesce, .set_coalesce = tg3_set_coalesce, - .get_perm_addr = ethtool_op_get_perm_addr, + .get_sset_count = tg3_get_sset_count, }; static void __devinit tg3_get_eeprom_size(struct tg3 *tp) @@ -9258,7 +9634,7 @@ static void __devinit tg3_get_nvram_size(struct tg3 *tp) return; } } - tp->nvram_size = 0x20000; + tp->nvram_size = 0x80000; } static void __devinit tg3_get_nvram_info(struct tg3 *tp) @@ -9377,33 +9753,33 @@ static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp) static void __devinit tg3_get_5755_nvram_info(struct tg3 *tp) { - u32 nvcfg1; + u32 nvcfg1, protect = 0; nvcfg1 = tr32(NVRAM_CFG1); /* NVRAM protection for TPM */ - if (nvcfg1 & (1 << 27)) + if (nvcfg1 & (1 << 27)) { tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM; + protect = 1; + } - switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) { - case FLASH_5755VENDOR_ATMEL_EEPROM_64KHZ: - case FLASH_5755VENDOR_ATMEL_EEPROM_376KHZ: - tp->nvram_jedecnum = JEDEC_ATMEL; - tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; - tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE; - - nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS; - tw32(NVRAM_CFG1, nvcfg1); - break; - case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED: + nvcfg1 &= NVRAM_CFG1_5752VENDOR_MASK; + switch (nvcfg1) { case FLASH_5755VENDOR_ATMEL_FLASH_1: case FLASH_5755VENDOR_ATMEL_FLASH_2: case FLASH_5755VENDOR_ATMEL_FLASH_3: - case FLASH_5755VENDOR_ATMEL_FLASH_4: + case FLASH_5755VENDOR_ATMEL_FLASH_5: tp->nvram_jedecnum = JEDEC_ATMEL; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; tp->tg3_flags2 |= TG3_FLG2_FLASH; tp->nvram_pagesize = 264; + if (nvcfg1 == FLASH_5755VENDOR_ATMEL_FLASH_1 || + nvcfg1 == FLASH_5755VENDOR_ATMEL_FLASH_5) + tp->nvram_size = (protect ? 0x3e200 : 0x80000); + else if (nvcfg1 == FLASH_5755VENDOR_ATMEL_FLASH_2) + tp->nvram_size = (protect ? 0x1f200 : 0x40000); + else + tp->nvram_size = (protect ? 0x1f200 : 0x20000); break; case FLASH_5752VENDOR_ST_M45PE10: case FLASH_5752VENDOR_ST_M45PE20: @@ -9412,6 +9788,12 @@ static void __devinit tg3_get_5755_nvram_info(struct tg3 *tp) tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; tp->tg3_flags2 |= TG3_FLG2_FLASH; tp->nvram_pagesize = 256; + if (nvcfg1 == FLASH_5752VENDOR_ST_M45PE10) + tp->nvram_size = (protect ? 0x10000 : 0x20000); + else if (nvcfg1 == FLASH_5752VENDOR_ST_M45PE20) + tp->nvram_size = (protect ? 0x10000 : 0x40000); + else + tp->nvram_size = (protect ? 0x20000 : 0x80000); break; } } @@ -9454,6 +9836,81 @@ static void __devinit tg3_get_5787_nvram_info(struct tg3 *tp) } } +static void __devinit tg3_get_5761_nvram_info(struct tg3 *tp) +{ + u32 nvcfg1, protect = 0; + + nvcfg1 = tr32(NVRAM_CFG1); + + /* NVRAM protection for TPM */ + if (nvcfg1 & (1 << 27)) { + tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM; + protect = 1; + } + + nvcfg1 &= NVRAM_CFG1_5752VENDOR_MASK; + switch (nvcfg1) { + case FLASH_5761VENDOR_ATMEL_ADB021D: + case FLASH_5761VENDOR_ATMEL_ADB041D: + case FLASH_5761VENDOR_ATMEL_ADB081D: + case FLASH_5761VENDOR_ATMEL_ADB161D: + case FLASH_5761VENDOR_ATMEL_MDB021D: + case FLASH_5761VENDOR_ATMEL_MDB041D: + case FLASH_5761VENDOR_ATMEL_MDB081D: + case FLASH_5761VENDOR_ATMEL_MDB161D: + tp->nvram_jedecnum = JEDEC_ATMEL; + tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; + tp->tg3_flags2 |= TG3_FLG2_FLASH; + tp->tg3_flags3 |= TG3_FLG3_NO_NVRAM_ADDR_TRANS; + tp->nvram_pagesize = 256; + break; + case FLASH_5761VENDOR_ST_A_M45PE20: + case FLASH_5761VENDOR_ST_A_M45PE40: + case FLASH_5761VENDOR_ST_A_M45PE80: + case FLASH_5761VENDOR_ST_A_M45PE16: + case FLASH_5761VENDOR_ST_M_M45PE20: + case FLASH_5761VENDOR_ST_M_M45PE40: + case FLASH_5761VENDOR_ST_M_M45PE80: + case FLASH_5761VENDOR_ST_M_M45PE16: + tp->nvram_jedecnum = JEDEC_ST; + tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; + tp->tg3_flags2 |= TG3_FLG2_FLASH; + tp->nvram_pagesize = 256; + break; + } + + if (protect) { + tp->nvram_size = tr32(NVRAM_ADDR_LOCKOUT); + } else { + switch (nvcfg1) { + case FLASH_5761VENDOR_ATMEL_ADB161D: + case FLASH_5761VENDOR_ATMEL_MDB161D: + case FLASH_5761VENDOR_ST_A_M45PE16: + case FLASH_5761VENDOR_ST_M_M45PE16: + tp->nvram_size = 0x100000; + break; + case FLASH_5761VENDOR_ATMEL_ADB081D: + case FLASH_5761VENDOR_ATMEL_MDB081D: + case FLASH_5761VENDOR_ST_A_M45PE80: + case FLASH_5761VENDOR_ST_M_M45PE80: + tp->nvram_size = 0x80000; + break; + case FLASH_5761VENDOR_ATMEL_ADB041D: + case FLASH_5761VENDOR_ATMEL_MDB041D: + case FLASH_5761VENDOR_ST_A_M45PE40: + case FLASH_5761VENDOR_ST_M_M45PE40: + tp->nvram_size = 0x40000; + break; + case FLASH_5761VENDOR_ATMEL_ADB021D: + case FLASH_5761VENDOR_ATMEL_MDB021D: + case FLASH_5761VENDOR_ST_A_M45PE20: + case FLASH_5761VENDOR_ST_M_M45PE20: + tp->nvram_size = 0x20000; + break; + } + } +} + static void __devinit tg3_get_5906_nvram_info(struct tg3 *tp) { tp->nvram_jedecnum = JEDEC_ATMEL; @@ -9487,18 +9944,24 @@ static void __devinit tg3_nvram_init(struct tg3 *tp) } tg3_enable_nvram_access(tp); + tp->nvram_size = 0; + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752) tg3_get_5752_nvram_info(tp); else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) tg3_get_5755_nvram_info(tp); - else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) + else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784) tg3_get_5787_nvram_info(tp); + else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) + tg3_get_5761_nvram_info(tp); else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) tg3_get_5906_nvram_info(tp); else tg3_get_nvram_info(tp); - tg3_get_nvram_size(tp); + if (tp->nvram_size == 0) + tg3_get_nvram_size(tp); tg3_disable_nvram_access(tp); tg3_nvram_unlock(tp); @@ -9569,6 +10032,7 @@ static u32 tg3_nvram_phys_addr(struct tg3 *tp, u32 addr) if ((tp->tg3_flags & TG3_FLAG_NVRAM) && (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) && (tp->tg3_flags2 & TG3_FLG2_FLASH) && + !(tp->tg3_flags3 & TG3_FLG3_NO_NVRAM_ADDR_TRANS) && (tp->nvram_jedecnum == JEDEC_ATMEL)) addr = ((addr / tp->nvram_pagesize) << @@ -9583,6 +10047,7 @@ static u32 tg3_nvram_logical_addr(struct tg3 *tp, u32 addr) if ((tp->tg3_flags & TG3_FLAG_NVRAM) && (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) && (tp->tg3_flags2 & TG3_FLG2_FLASH) && + !(tp->tg3_flags3 & TG3_FLG3_NO_NVRAM_ADDR_TRANS) && (tp->nvram_jedecnum == JEDEC_ATMEL)) addr = ((addr >> ATMEL_AT45DB0X1B_PAGE_POS) * @@ -9803,6 +10268,8 @@ static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len, if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752) && (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755) && (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787) && + (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5784) && + (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5761) && (tp->nvram_jedecnum == JEDEC_ST) && (nvram_cmd & NVRAM_CMD_FIRST)) { @@ -9965,14 +10432,20 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp) tp->phy_id = PHY_ID_INVALID; tp->led_ctrl = LED_CTRL_MODE_PHY_1; - /* Assume an onboard device by default. */ - tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT; + /* Assume an onboard device and WOL capable by default. */ + tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT | TG3_FLAG_WOL_CAP; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { if (!(tr32(PCIE_TRANSACTION_CFG) & PCIE_TRANS_CFG_LOM)) { tp->tg3_flags &= ~TG3_FLAG_EEPROM_WRITE_PROT; tp->tg3_flags2 |= TG3_FLG2_IS_NIC; } + val = tr32(VCPU_CFGSHDW); + if (val & VCPU_CFGSHDW_ASPM_DBNC) + tp->tg3_flags |= TG3_FLAG_ASPM_WORKAROUND; + if ((val & VCPU_CFGSHDW_WOL_ENABLE) && + (val & VCPU_CFGSHDW_WOL_MAGPKT)) + tp->tg3_flags |= TG3_FLAG_WOL_ENABLE; return; } @@ -10089,8 +10562,15 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp) if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE; } - if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL) - tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP; + if (nic_cfg & NIC_SRAM_DATA_CFG_APE_ENABLE) + tp->tg3_flags3 |= TG3_FLG3_ENABLE_APE; + if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES && + !(nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)) + tp->tg3_flags &= ~TG3_FLAG_WOL_CAP; + + if (tp->tg3_flags & TG3_FLAG_WOL_CAP && + nic_cfg & NIC_SRAM_DATA_CFG_WOL_ENABLE) + tp->tg3_flags |= TG3_FLAG_WOL_ENABLE; if (cfg2 & (1 << 17)) tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING; @@ -10099,6 +10579,14 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp) /* bootcode if bit 18 is set */ if (cfg2 & (1 << 18)) tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS; + + if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) { + u32 cfg3; + + tg3_read_mem(tp, NIC_SRAM_DATA_CFG_3, &cfg3); + if (cfg3 & NIC_SRAM_ASPM_DEBOUNCE) + tp->tg3_flags |= TG3_FLAG_ASPM_WORKAROUND; + } } } @@ -10112,7 +10600,8 @@ static int __devinit tg3_phy_probe(struct tg3 *tp) * firwmare access to the PHY hardware. */ err = 0; - if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { + if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) || + (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) { hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID; } else { /* Now read the physical PHY_ID from the chip and verify @@ -10159,6 +10648,7 @@ static int __devinit tg3_phy_probe(struct tg3 *tp) } if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) && + !(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) && !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) { u32 bmsr, adv_reg, tg3_ctrl, mask; @@ -10328,9 +10818,24 @@ out_not_found: strcpy(tp->board_part_number, "none"); } +static int __devinit tg3_fw_img_is_valid(struct tg3 *tp, u32 offset) +{ + u32 val; + + if (tg3_nvram_read_swab(tp, offset, &val) || + (val & 0xfc000000) != 0x0c000000 || + tg3_nvram_read_swab(tp, offset + 4, &val) || + val != 0) + return 0; + + return 1; +} + static void __devinit tg3_read_fw_ver(struct tg3 *tp) { u32 val, offset, start; + u32 ver_offset; + int i, bcnt; if (tg3_nvram_read_swab(tp, 0, &val)) return; @@ -10343,31 +10848,75 @@ static void __devinit tg3_read_fw_ver(struct tg3 *tp) return; offset = tg3_nvram_logical_addr(tp, offset); - if (tg3_nvram_read_swab(tp, offset, &val)) + + if (!tg3_fw_img_is_valid(tp, offset) || + tg3_nvram_read_swab(tp, offset + 8, &ver_offset)) return; - if ((val & 0xfc000000) == 0x0c000000) { - u32 ver_offset, addr; - int i; + offset = offset + ver_offset - start; + for (i = 0; i < 16; i += 4) { + if (tg3_nvram_read(tp, offset + i, &val)) + return; + + val = le32_to_cpu(val); + memcpy(tp->fw_ver + i, &val, 4); + } - if (tg3_nvram_read_swab(tp, offset + 4, &val) || - tg3_nvram_read_swab(tp, offset + 8, &ver_offset)) + if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF) || + (tp->tg3_flags & TG3_FLG3_ENABLE_APE)) + return; + + for (offset = TG3_NVM_DIR_START; + offset < TG3_NVM_DIR_END; + offset += TG3_NVM_DIRENT_SIZE) { + if (tg3_nvram_read_swab(tp, offset, &val)) return; - if (val != 0) + if ((val >> TG3_NVM_DIRTYPE_SHIFT) == TG3_NVM_DIRTYPE_ASFINI) + break; + } + + if (offset == TG3_NVM_DIR_END) + return; + + if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) + start = 0x08000000; + else if (tg3_nvram_read_swab(tp, offset - 4, &start)) + return; + + if (tg3_nvram_read_swab(tp, offset + 4, &offset) || + !tg3_fw_img_is_valid(tp, offset) || + tg3_nvram_read_swab(tp, offset + 8, &val)) + return; + + offset += val - start; + + bcnt = strlen(tp->fw_ver); + + tp->fw_ver[bcnt++] = ','; + tp->fw_ver[bcnt++] = ' '; + + for (i = 0; i < 4; i++) { + if (tg3_nvram_read(tp, offset, &val)) return; - addr = offset + ver_offset - start; - for (i = 0; i < 16; i += 4) { - if (tg3_nvram_read(tp, addr + i, &val)) - return; + val = le32_to_cpu(val); + offset += sizeof(val); - val = cpu_to_le32(val); - memcpy(tp->fw_ver + i, &val, 4); + if (bcnt > TG3_VER_SIZE - sizeof(val)) { + memcpy(&tp->fw_ver[bcnt], &val, TG3_VER_SIZE - bcnt); + break; } + + memcpy(&tp->fw_ver[bcnt], &val, sizeof(val)); + bcnt += sizeof(val); } + + tp->fw_ver[TG3_VER_SIZE - 1] = 0; } +static struct pci_dev * __devinit tg3_find_peer(struct tg3 *); + static int __devinit tg3_get_invariants(struct tg3 *tp) { static struct pci_device_id write_reorder_chipsets[] = { @@ -10408,6 +10957,13 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) tp->pci_chip_rev_id = (misc_ctrl_reg >> MISC_HOST_CTRL_CHIPREV_SHIFT); + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_USE_PROD_ID_REG) { + u32 prod_id_asic_rev; + + pci_read_config_dword(tp->pdev, TG3PCI_PRODID_ASICREV, + &prod_id_asic_rev); + tp->pci_chip_rev_id = prod_id_asic_rev & PROD_ID_ASIC_REV_MASK; + } /* Wrong chip ID in 5752 A0. This code can be removed later * as A0 is not in production. @@ -10460,11 +11016,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) continue; } if (pci_id->rev != PCI_ANY_ID) { - u8 rev; - - pci_read_config_byte(bridge, PCI_REVISION_ID, - &rev); - if (rev > pci_id->rev) + if (bridge->revision > pci_id->rev) continue; } if (bridge->subordinate && @@ -10523,10 +11075,16 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff; tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff; + if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) || + (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) + tp->pdev_peer = tg3_find_peer(tp); + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906 || (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) tp->tg3_flags2 |= TG3_FLG2_5750_PLUS; @@ -10536,18 +11094,27 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) tp->tg3_flags2 |= TG3_FLG2_5705_PLUS; if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) { + tp->tg3_flags |= TG3_FLAG_SUPPORT_MSI; + if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX || + GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX || + (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714 && + tp->pci_chip_rev_id <= CHIPREV_ID_5714_A2 && + tp->pdev_peer == tp->pdev)) + tp->tg3_flags &= ~TG3_FLAG_SUPPORT_MSI; + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { tp->tg3_flags2 |= TG3_FLG2_HW_TSO_2; tp->tg3_flags2 |= TG3_FLG2_1SHOT_MSI; } else { - tp->tg3_flags2 |= TG3_FLG2_HW_TSO_1 | - TG3_FLG2_HW_TSO_1_BUG; + tp->tg3_flags2 |= TG3_FLG2_HW_TSO_1 | TG3_FLG2_TSO_BUG; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 && tp->pci_chip_rev_id >= CHIPREV_ID_5750_C2) - tp->tg3_flags2 &= ~TG3_FLG2_HW_TSO_1_BUG; + tp->tg3_flags2 &= ~TG3_FLG2_TSO_BUG; } } @@ -10556,6 +11123,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787 && + GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5784 && + GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5761 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE; @@ -10596,10 +11165,20 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) cacheline_sz_reg); } + if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) || + (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) { + tp->pcix_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_PCIX); + if (!tp->pcix_cap) { + printk(KERN_ERR PFX "Cannot find PCI-X " + "capability, aborting.\n"); + return -EIO; + } + } + pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &pci_state_reg); - if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) { + if (tp->pcix_cap && (pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) { tp->tg3_flags |= TG3_FLAG_PCIX_MODE; /* If this is a 5700 BX chipset, and we are in PCI-X @@ -10610,7 +11189,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) */ if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) { u32 pm_reg; - u16 pci_cmd; tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG; @@ -10618,11 +11196,13 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) * space registers clobbered due to this bug. * So explicitly force the chip into D0 here. */ - pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT, + pci_read_config_dword(tp->pdev, + tp->pm_cap + PCI_PM_CTRL, &pm_reg); pm_reg &= ~PCI_PM_CTRL_STATE_MASK; pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */; - pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT, + pci_write_config_dword(tp->pdev, + tp->pm_cap + PCI_PM_CTRL, pm_reg); /* Also, force SERR#/PERR# in PCI command. */ @@ -10638,17 +11218,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG; - /* Back to back register writes can cause problems on this chip, - * the workaround is to read back all reg writes except those to - * mailbox regs. See tg3_write_indirect_reg32(). - * - * PCI Express 5750_A0 rev chips need this workaround too. - */ - if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 || - ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) && - tp->pci_chip_rev_id == CHIPREV_ID_5750_A0)) - tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG; - if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0) tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED; if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0) @@ -10672,8 +11241,19 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) /* Various workaround register access methods */ if (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) tp->write32 = tg3_write_indirect_reg32; - else if (tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG) + else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 || + ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) && + tp->pci_chip_rev_id == CHIPREV_ID_5750_A0)) { + /* + * Back to back register writes can cause problems on these + * chips, the workaround is to read back all reg writes + * except those to mailbox regs. + * + * See tg3_write_indirect_reg32(). + */ tp->write32 = tg3_write_flush_reg32; + } + if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) || (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) { @@ -10720,6 +11300,20 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) */ tg3_get_eeprom_hw_cfg(tp); + if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) { + /* Allow reads and writes to the + * APE register and memory space. + */ + pci_state_reg |= PCISTATE_ALLOW_APE_CTLSPC_WR | + PCISTATE_ALLOW_APE_SHMEM_WR; + pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, + pci_state_reg); + } + + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) + tp->tg3_flags |= TG3_FLAG_CPMU_PRESENT; + /* Set up tp->grc_local_ctrl before calling tg3_set_power_state(). * GPIO1 driven high will bring 5700's external PHY out of reset. * It is also used as eeprom write protect on LOMs. @@ -10786,9 +11380,15 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) - tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG; - else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) { + if (tp->pdev->device != PCI_DEVICE_ID_TIGON3_5756 && + tp->pdev->device != PCI_DEVICE_ID_TIGON3_5722) + tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG; + if (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5755M) + tp->tg3_flags2 |= TG3_FLG2_PHY_ADJUST_TRIM; + } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG; } @@ -10843,14 +11443,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) grc_misc_cfg = tr32(GRC_MISC_CFG); grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK; - /* Broadcom's driver says that CIOBE multisplit has a bug */ -#if 0 - if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 && - grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) { - tp->tg3_flags |= TG3_FLAG_SPLIT_MODE; - tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ; - } -#endif if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 && (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 || grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M)) @@ -10916,6 +11508,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) * upon subsystem IDs. */ if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL && + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 && !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) { tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT | TG3_FLAG_USE_LINKCHG_REG); @@ -10932,6 +11525,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) tp->dev->hard_start_xmit = tg3_start_xmit; else @@ -10952,32 +11547,27 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) tp->rx_std_max_post = 8; - /* By default, disable wake-on-lan. User can change this - * using ETHTOOL_SWOL. - */ - tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE; + if (tp->tg3_flags & TG3_FLAG_ASPM_WORKAROUND) + tp->pwrmgmt_thresh = tr32(PCIE_PWR_MGMT_THRESH) & + PCIE_PWR_MGMT_L1_THRESH_MSK; return err; } -#ifdef CONFIG_SPARC64 +#ifdef CONFIG_SPARC static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp) { struct net_device *dev = tp->dev; struct pci_dev *pdev = tp->pdev; - struct pcidev_cookie *pcp = pdev->sysdata; - - if (pcp != NULL) { - unsigned char *addr; - int len; - - addr = of_get_property(pcp->prom_node, "local-mac-address", - &len); - if (addr && len == 6) { - memcpy(dev->dev_addr, addr, 6); - memcpy(dev->perm_addr, dev->dev_addr, 6); - return 0; - } + struct device_node *dp = pci_device_to_OF_node(pdev); + const unsigned char *addr; + int len; + + addr = of_get_property(dp, "local-mac-address", &len); + if (addr && len == 6) { + memcpy(dev->dev_addr, addr, 6); + memcpy(dev->perm_addr, dev->dev_addr, 6); + return 0; } return -ENODEV; } @@ -10998,7 +11588,7 @@ static int __devinit tg3_get_device_address(struct tg3 *tp) u32 hi, lo, mac_offset; int addr_ok = 0; -#ifdef CONFIG_SPARC64 +#ifdef CONFIG_SPARC if (!tg3_get_macaddr_sparc(tp)) return 0; #endif @@ -11320,6 +11910,7 @@ static int __devinit tg3_test_dma(struct tg3 *tp) if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) { u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f); + u32 read_water = 0x7; /* If the 5704 is behind the EPB bridge, we can * do the less restrictive ONE_DMA workaround for @@ -11331,8 +11922,13 @@ static int __devinit tg3_test_dma(struct tg3 *tp) else if (ccval == 0x6 || ccval == 0x7) tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA; + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) + read_water = 4; /* Set bit 23 to enable PCIX hw bug fix */ - tp->dma_rwctrl |= 0x009f0000; + tp->dma_rwctrl |= + (read_water << DMA_RWCTRL_READ_WATER_SHIFT) | + (0x3 << DMA_RWCTRL_WRITE_WATER_SHIFT) | + (1 << 23); } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) { /* 5780 always in PCIX mode */ tp->dma_rwctrl |= 0x00144000; @@ -11547,8 +12143,10 @@ static char * __devinit tg3_phy_string(struct tg3 *tp) case PHY_ID_BCM5780: return "5780"; case PHY_ID_BCM5755: return "5755"; case PHY_ID_BCM5787: return "5787"; + case PHY_ID_BCM5784: return "5784"; case PHY_ID_BCM5756: return "5722/5756"; case PHY_ID_BCM5906: return "5906"; + case PHY_ID_BCM5761: return "5761"; case PHY_ID_BCM8002: return "8002/serdes"; case 0: return "serdes"; default: return "unknown"; @@ -11706,13 +12304,11 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, goto err_out_free_res; } - SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); #if TG3_VLAN_TAG_USED dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; dev->vlan_rx_register = tg3_vlan_rx_register; - dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid; #endif tp = netdev_priv(dev); @@ -11754,7 +12350,7 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, INIT_WORK(&tp->reset_task, tg3_reset_task); tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len); - if (tp->regs == 0UL) { + if (!tp->regs) { printk(KERN_ERR PFX "Cannot map device registers, " "aborting.\n"); err = -ENOMEM; @@ -11774,9 +12370,8 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, dev->set_mac_address = tg3_set_mac_addr; dev->do_ioctl = tg3_ioctl; dev->tx_timeout = tg3_tx_timeout; - dev->poll = tg3_poll; + netif_napi_add(dev, &tp->napi, tg3_poll, 64); dev->ethtool_ops = &tg3_ethtool_ops; - dev->weight = 64; dev->watchdog_timeo = TG3_TX_TIMEOUT; dev->change_mtu = tg3_change_mtu; dev->irq = pdev->irq; @@ -11832,7 +12427,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, tg3_init_bufmgr_config(tp); -#if TG3_TSO_SUPPORT != 0 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) { tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE; } @@ -11843,7 +12437,7 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) { tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE; } else { - tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE; + tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE | TG3_FLG2_TSO_BUG; } /* TSO is on by default on chips that support hardware TSO. @@ -11855,9 +12449,10 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) && (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906)) dev->features |= NETIF_F_TSO6; + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) + dev->features |= NETIF_F_TSO_ECN; } -#endif if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 && !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) && @@ -11866,10 +12461,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, tp->rx_pending = 63; } - if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) || - (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) - tp->pdev_peer = tg3_find_peer(tp); - err = tg3_get_device_address(tp); if (err) { printk(KERN_ERR PFX "Could not obtain valid ethernet address, " @@ -11884,7 +12475,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, */ if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) || (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) { - pci_save_state(tp->pdev); tw32(MEMARB_MODE, MEMARB_MODE_ENABLE); tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); } @@ -11899,12 +12489,13 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, * checksumming. */ if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) { + dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) - dev->features |= NETIF_F_HW_CSUM; - else - dev->features |= NETIF_F_IP_CSUM; - dev->features |= NETIF_F_SG; + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) + dev->features |= NETIF_F_IPV6_CSUM; + tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS; } else tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS; @@ -11914,21 +12505,37 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, tg3_init_coal(tp); - /* Now that we have fully setup the chip, save away a snapshot - * of the PCI config space. We need to restore this after - * GRC_MISC_CFG core clock resets and some resume events. - */ - pci_save_state(tp->pdev); + if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) { + if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { + printk(KERN_ERR PFX "Cannot find proper PCI device " + "base address for APE, aborting.\n"); + err = -ENODEV; + goto err_out_iounmap; + } + + tg3reg_base = pci_resource_start(pdev, 2); + tg3reg_len = pci_resource_len(pdev, 2); + + tp->aperegs = ioremap_nocache(tg3reg_base, tg3reg_len); + if (tp->aperegs == 0UL) { + printk(KERN_ERR PFX "Cannot map APE registers, " + "aborting.\n"); + err = -ENOMEM; + goto err_out_iounmap; + } + + tg3_ape_lock_init(tp); + } + + pci_set_drvdata(pdev, dev); err = register_netdev(dev); if (err) { printk(KERN_ERR PFX "Cannot register net device, " "aborting.\n"); - goto err_out_iounmap; + goto err_out_apeunmap; } - pci_set_drvdata(pdev, dev); - printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (%s) %s Ethernet ", dev->name, tp->board_part_number, @@ -11944,14 +12551,12 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, i == 5 ? '\n' : ':'); printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] " - "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] " - "TSOcap[%d] \n", + "MIirq[%d] ASF[%d] WireSpeed[%d] TSOcap[%d]\n", dev->name, (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0, (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0, (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0, (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0, - (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0, (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0, (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0); printk(KERN_INFO "%s: dma_rwctrl[%08x] dma_mask[%d-bit]\n", @@ -11959,10 +12564,14 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, (pdev->dma_mask == DMA_32BIT_MASK) ? 32 : (((u64) pdev->dma_mask == DMA_40BIT_MASK) ? 40 : 64)); - netif_carrier_off(tp->dev); - return 0; +err_out_apeunmap: + if (tp->aperegs) { + iounmap(tp->aperegs); + tp->aperegs = NULL; + } + err_out_iounmap: if (tp->regs) { iounmap(tp->regs); @@ -11990,6 +12599,10 @@ static void __devexit tg3_remove_one(struct pci_dev *pdev) flush_scheduled_work(); unregister_netdev(dev); + if (tp->aperegs) { + iounmap(tp->aperegs); + tp->aperegs = NULL; + } if (tp->regs) { iounmap(tp->regs); tp->regs = NULL; @@ -12007,6 +12620,12 @@ static int tg3_suspend(struct pci_dev *pdev, pm_message_t state) struct tg3 *tp = netdev_priv(dev); int err; + /* PCI register 4 needs to be saved whether netif_running() or not. + * MSI address and data need to be saved if using MSI and + * netif_running(). + */ + pci_save_state(pdev); + if (!netif_running(dev)) return 0; @@ -12053,15 +12672,20 @@ static int tg3_resume(struct pci_dev *pdev) struct tg3 *tp = netdev_priv(dev); int err; + pci_restore_state(tp->pdev); + if (!netif_running(dev)) return 0; - pci_restore_state(tp->pdev); - err = tg3_set_power_state(tp, PCI_D0); if (err) return err; + /* Hardware bug - MSI won't work if INTX disabled. */ + if ((tp->tg3_flags2 & TG3_FLG2_5780_CLASS) && + (tp->tg3_flags2 & TG3_FLG2_USING_MSI)) + pci_intx(tp->pdev, 1); + netif_device_attach(dev); tg3_full_lock(tp, 0);