diff options
Diffstat (limited to 'drivers/net/igb')
| -rw-r--r-- | drivers/net/igb/e1000_82575.c | 65 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_82575.h | 5 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_defines.h | 7 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_hw.h | 7 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_mac.c | 70 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_mac.h | 2 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_phy.c | 35 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_phy.h | 2 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_regs.h | 1 | ||||
| -rw-r--r-- | drivers/net/igb/igb.h | 16 | ||||
| -rw-r--r-- | drivers/net/igb/igb_ethtool.c | 93 | ||||
| -rw-r--r-- | drivers/net/igb/igb_main.c | 434 |
12 files changed, 444 insertions, 293 deletions
diff --git a/drivers/net/igb/e1000_82575.c b/drivers/net/igb/e1000_82575.c index c505b50d1fa..9d7fa2fb85e 100644 --- a/drivers/net/igb/e1000_82575.c +++ b/drivers/net/igb/e1000_82575.c @@ -727,6 +727,34 @@ static s32 igb_check_for_link_82575(struct e1000_hw *hw) } /** + * igb_power_up_serdes_link_82575 - Power up the serdes link after shutdown + * @hw: pointer to the HW structure + **/ +void igb_power_up_serdes_link_82575(struct e1000_hw *hw) +{ + u32 reg; + + + if ((hw->phy.media_type != e1000_media_type_internal_serdes) && + !igb_sgmii_active_82575(hw)) + return; + + /* Enable PCS to turn on link */ + reg = rd32(E1000_PCS_CFG0); + reg |= E1000_PCS_CFG_PCS_EN; + wr32(E1000_PCS_CFG0, reg); + + /* Power up the laser */ + reg = rd32(E1000_CTRL_EXT); + reg &= ~E1000_CTRL_EXT_SDP3_DATA; + wr32(E1000_CTRL_EXT, reg); + + /* flush the write to verify completion */ + wrfl(); + msleep(1); +} + +/** * igb_get_pcs_speed_and_duplex_82575 - Retrieve current speed/duplex * @hw: pointer to the HW structure * @speed: stores the current speed @@ -791,27 +819,12 @@ static s32 igb_get_pcs_speed_and_duplex_82575(struct e1000_hw *hw, u16 *speed, void igb_shutdown_serdes_link_82575(struct e1000_hw *hw) { u32 reg; - u16 eeprom_data = 0; - if (hw->phy.media_type != e1000_media_type_internal_serdes || + if (hw->phy.media_type != e1000_media_type_internal_serdes && igb_sgmii_active_82575(hw)) return; - if (hw->bus.func == E1000_FUNC_0) - hw->nvm.ops.read(hw, NVM_INIT_CONTROL3_PORT_A, 1, &eeprom_data); - else if (hw->mac.type == e1000_82580) - hw->nvm.ops.read(hw, NVM_INIT_CONTROL3_PORT_A + - NVM_82580_LAN_FUNC_OFFSET(hw->bus.func), 1, - &eeprom_data); - else if (hw->bus.func == E1000_FUNC_1) - hw->nvm.ops.read(hw, NVM_INIT_CONTROL3_PORT_B, 1, &eeprom_data); - - /* - * If APM is not enabled in the EEPROM and management interface is - * not enabled, then power down. - */ - if (!(eeprom_data & E1000_NVM_APME_82575) && - !igb_enable_mng_pass_thru(hw)) { + if (!igb_enable_mng_pass_thru(hw)) { /* Disable PCS to turn off link */ reg = rd32(E1000_PCS_CFG0); reg &= ~E1000_PCS_CFG_PCS_EN; @@ -826,8 +839,6 @@ void igb_shutdown_serdes_link_82575(struct e1000_hw *hw) wrfl(); msleep(1); } - - return; } /** @@ -1183,6 +1194,22 @@ out: } /** + * igb_power_down_phy_copper_82575 - Remove link during PHY power down + * @hw: pointer to the HW structure + * + * In the case of a PHY power down to save power, or to turn off link during a + * driver unload, or wake on lan is not enabled, remove the link. + **/ +void igb_power_down_phy_copper_82575(struct e1000_hw *hw) +{ + /* If the management interface is not enabled, then power down */ + if (!(igb_enable_mng_pass_thru(hw) || igb_check_reset_block(hw))) + igb_power_down_phy_copper(hw); + + return; +} + +/** * igb_clear_hw_cntrs_82575 - Clear device specific hardware counters * @hw: pointer to the HW structure * diff --git a/drivers/net/igb/e1000_82575.h b/drivers/net/igb/e1000_82575.h index d51c9927c81..fbe1c99c193 100644 --- a/drivers/net/igb/e1000_82575.h +++ b/drivers/net/igb/e1000_82575.h @@ -29,6 +29,8 @@ #define _E1000_82575_H_ extern void igb_shutdown_serdes_link_82575(struct e1000_hw *hw); +extern void igb_power_up_serdes_link_82575(struct e1000_hw *hw); +extern void igb_power_down_phy_copper_82575(struct e1000_hw *hw); extern void igb_rx_fifo_flush_82575(struct e1000_hw *hw); #define ID_LED_DEFAULT_82575_SERDES ((ID_LED_DEF1_DEF2 << 12) | \ @@ -219,6 +221,9 @@ struct e1000_adv_tx_context_desc { #define E1000_VLVF_LVLAN 0x00100000 #define E1000_VLVF_VLANID_ENABLE 0x80000000 +#define E1000_VMVIR_VLANA_DEFAULT 0x40000000 /* Always use default VLAN */ +#define E1000_VMVIR_VLANA_NEVER 0x80000000 /* Never insert VLAN tag */ + #define E1000_IOVCTL 0x05BBC #define E1000_IOVCTL_REUSE_VFQ 0x00000001 diff --git a/drivers/net/igb/e1000_defines.h b/drivers/net/igb/e1000_defines.h index 6e036ae3138..fe6cf1b696c 100644 --- a/drivers/net/igb/e1000_defines.h +++ b/drivers/net/igb/e1000_defines.h @@ -313,12 +313,6 @@ #define E1000_PBA_34K 0x0022 #define E1000_PBA_64K 0x0040 /* 64KB */ -#define IFS_MAX 80 -#define IFS_MIN 40 -#define IFS_RATIO 4 -#define IFS_STEP 10 -#define MIN_NUM_XMITS 1000 - /* SW Semaphore Register */ #define E1000_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */ #define E1000_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */ @@ -481,6 +475,7 @@ /* PHY Control Register */ #define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */ #define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */ +#define MII_CR_POWER_DOWN 0x0800 /* Power down */ #define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */ #define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */ #define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */ diff --git a/drivers/net/igb/e1000_hw.h b/drivers/net/igb/e1000_hw.h index dbaeb5f5e0c..448005276b2 100644 --- a/drivers/net/igb/e1000_hw.h +++ b/drivers/net/igb/e1000_hw.h @@ -339,19 +339,12 @@ struct e1000_mac_info { enum e1000_mac_type type; - u32 collision_delta; u32 ledctl_default; u32 ledctl_mode1; u32 ledctl_mode2; u32 mc_filter_type; - u32 tx_packet_delta; u32 txcw; - u16 current_ifs_val; - u16 ifs_max_val; - u16 ifs_min_val; - u16 ifs_ratio; - u16 ifs_step_size; u16 mta_reg_count; u16 uta_reg_count; diff --git a/drivers/net/igb/e1000_mac.c b/drivers/net/igb/e1000_mac.c index 2ad358a240b..2a8a886b37e 100644 --- a/drivers/net/igb/e1000_mac.c +++ b/drivers/net/igb/e1000_mac.c @@ -1304,76 +1304,6 @@ out: } /** - * igb_reset_adaptive - Reset Adaptive Interframe Spacing - * @hw: pointer to the HW structure - * - * Reset the Adaptive Interframe Spacing throttle to default values. - **/ -void igb_reset_adaptive(struct e1000_hw *hw) -{ - struct e1000_mac_info *mac = &hw->mac; - - if (!mac->adaptive_ifs) { - hw_dbg("Not in Adaptive IFS mode!\n"); - goto out; - } - - if (!mac->ifs_params_forced) { - mac->current_ifs_val = 0; - mac->ifs_min_val = IFS_MIN; - mac->ifs_max_val = IFS_MAX; - mac->ifs_step_size = IFS_STEP; - mac->ifs_ratio = IFS_RATIO; - } - - mac->in_ifs_mode = false; - wr32(E1000_AIT, 0); -out: - return; -} - -/** - * igb_update_adaptive - Update Adaptive Interframe Spacing - * @hw: pointer to the HW structure - * - * Update the Adaptive Interframe Spacing Throttle value based on the - * time between transmitted packets and time between collisions. - **/ -void igb_update_adaptive(struct e1000_hw *hw) -{ - struct e1000_mac_info *mac = &hw->mac; - - if (!mac->adaptive_ifs) { - hw_dbg("Not in Adaptive IFS mode!\n"); - goto out; - } - - if ((mac->collision_delta * mac->ifs_ratio) > mac->tx_packet_delta) { - if (mac->tx_packet_delta > MIN_NUM_XMITS) { - mac->in_ifs_mode = true; - if (mac->current_ifs_val < mac->ifs_max_val) { - if (!mac->current_ifs_val) - mac->current_ifs_val = mac->ifs_min_val; - else - mac->current_ifs_val += - mac->ifs_step_size; - wr32(E1000_AIT, - mac->current_ifs_val); - } - } - } else { - if (mac->in_ifs_mode && - (mac->tx_packet_delta <= MIN_NUM_XMITS)) { - mac->current_ifs_val = 0; - mac->in_ifs_mode = false; - wr32(E1000_AIT, 0); - } - } -out: - return; -} - -/** * igb_validate_mdi_setting - Verify MDI/MDIx settings * @hw: pointer to the HW structure * diff --git a/drivers/net/igb/e1000_mac.h b/drivers/net/igb/e1000_mac.h index bca17d88241..601be99711c 100644 --- a/drivers/net/igb/e1000_mac.h +++ b/drivers/net/igb/e1000_mac.h @@ -67,8 +67,6 @@ void igb_mta_set(struct e1000_hw *hw, u32 hash_value); void igb_put_hw_semaphore(struct e1000_hw *hw); void igb_rar_set(struct e1000_hw *hw, u8 *addr, u32 index); s32 igb_check_alt_mac_addr(struct e1000_hw *hw); -void igb_reset_adaptive(struct e1000_hw *hw); -void igb_update_adaptive(struct e1000_hw *hw); bool igb_enable_mng_pass_thru(struct e1000_hw *hw); diff --git a/drivers/net/igb/e1000_phy.c b/drivers/net/igb/e1000_phy.c index 3670a66401b..cf1f3230092 100644 --- a/drivers/net/igb/e1000_phy.c +++ b/drivers/net/igb/e1000_phy.c @@ -1931,6 +1931,41 @@ s32 igb_phy_init_script_igp3(struct e1000_hw *hw) } /** + * igb_power_up_phy_copper - Restore copper link in case of PHY power down + * @hw: pointer to the HW structure + * + * In the case of a PHY power down to save power, or to turn off link during a + * driver unload, restore the link to previous settings. + **/ +void igb_power_up_phy_copper(struct e1000_hw *hw) +{ + u16 mii_reg = 0; + + /* The PHY will retain its settings across a power down/up cycle */ + hw->phy.ops.read_reg(hw, PHY_CONTROL, &mii_reg); + mii_reg &= ~MII_CR_POWER_DOWN; + hw->phy.ops.write_reg(hw, PHY_CONTROL, mii_reg); +} + +/** + * igb_power_down_phy_copper - Power down copper PHY + * @hw: pointer to the HW structure + * + * Power down PHY to save power when interface is down and wake on lan + * is not enabled. + **/ +void igb_power_down_phy_copper(struct e1000_hw *hw) +{ + u16 mii_reg = 0; + + /* The PHY will retain its settings across a power down/up cycle */ + hw->phy.ops.read_reg(hw, PHY_CONTROL, &mii_reg); + mii_reg |= MII_CR_POWER_DOWN; + hw->phy.ops.write_reg(hw, PHY_CONTROL, mii_reg); + msleep(1); +} + +/** * igb_check_polarity_82580 - Checks the polarity. * @hw: pointer to the HW structure * diff --git a/drivers/net/igb/e1000_phy.h b/drivers/net/igb/e1000_phy.h index 555eb54bb6e..565a6dbb371 100644 --- a/drivers/net/igb/e1000_phy.h +++ b/drivers/net/igb/e1000_phy.h @@ -60,6 +60,8 @@ s32 igb_setup_copper_link(struct e1000_hw *hw); s32 igb_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data); s32 igb_phy_has_link(struct e1000_hw *hw, u32 iterations, u32 usec_interval, bool *success); +void igb_power_up_phy_copper(struct e1000_hw *hw); +void igb_power_down_phy_copper(struct e1000_hw *hw); s32 igb_phy_init_script_igp3(struct e1000_hw *hw); s32 igb_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data); s32 igb_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data); diff --git a/drivers/net/igb/e1000_regs.h b/drivers/net/igb/e1000_regs.h index dd4e6ffd29f..abb7333a1fb 100644 --- a/drivers/net/igb/e1000_regs.h +++ b/drivers/net/igb/e1000_regs.h @@ -310,6 +310,7 @@ #define E1000_VMOLR(_n) (0x05AD0 + (4 * (_n))) #define E1000_VLVF(_n) (0x05D00 + (4 * (_n))) /* VLAN Virtual Machine * Filter - RW */ +#define E1000_VMVIR(_n) (0x03700 + (4 * (_n))) #define wr32(reg, value) (writel(value, hw->hw_addr + reg)) #define rd32(reg) (readl(hw->hw_addr + reg)) diff --git a/drivers/net/igb/igb.h b/drivers/net/igb/igb.h index b1c1eb88893..a1775705b24 100644 --- a/drivers/net/igb/igb.h +++ b/drivers/net/igb/igb.h @@ -75,11 +75,14 @@ struct vf_data_storage { u16 vlans_enabled; u32 flags; unsigned long last_nack; + u16 pf_vlan; /* When set, guest VLAN config not allowed. */ + u16 pf_qos; }; #define IGB_VF_FLAG_CTS 0x00000001 /* VF is clear to send data */ #define IGB_VF_FLAG_UNI_PROMISC 0x00000002 /* VF has unicast promisc */ #define IGB_VF_FLAG_MULTI_PROMISC 0x00000004 /* VF has multicast promisc */ +#define IGB_VF_FLAG_PF_SET_MAC 0x00000008 /* PF has set MAC address */ /* RX descriptor control thresholds. * PTHRESH - MAC will consider prefetch if it has fewer than this number of @@ -92,13 +95,13 @@ struct vf_data_storage { * descriptors until either it has this many to write back, or the * ITR timer expires. */ -#define IGB_RX_PTHRESH (hw->mac.type <= e1000_82576 ? 16 : 8) +#define IGB_RX_PTHRESH 8 #define IGB_RX_HTHRESH 8 #define IGB_RX_WTHRESH 1 #define IGB_TX_PTHRESH 8 #define IGB_TX_HTHRESH 1 #define IGB_TX_WTHRESH ((hw->mac.type == e1000_82576 && \ - adapter->msix_entries) ? 0 : 16) + adapter->msix_entries) ? 1 : 16) /* this is the size past which hardware will drop packets when setting LPE=0 */ #define MAXIMUM_ETHERNET_VLAN_SIZE 1522 @@ -138,6 +141,7 @@ struct igb_buffer { u16 length; u16 next_to_watch; u16 mapped_as_page; + u16 gso_segs; }; /* RX */ struct { @@ -173,7 +177,6 @@ struct igb_q_vector { u16 itr_val; u8 set_itr; - u8 itr_shift; void __iomem *itr_register; char name[IFNAMSIZ + 9]; @@ -238,7 +241,6 @@ static inline int igb_desc_unused(struct igb_ring *ring) } /* board specific private data structure */ - struct igb_adapter { struct timer_list watchdog_timer; struct timer_list phy_info_timer; @@ -264,12 +266,12 @@ struct igb_adapter { unsigned long led_status; /* TX */ - struct igb_ring *tx_ring; /* One per active queue */ + struct igb_ring *tx_ring[16]; unsigned long tx_queue_len; u32 tx_timeout_count; /* RX */ - struct igb_ring *rx_ring; /* One per active queue */ + struct igb_ring *rx_ring[16]; int num_tx_queues; int num_rx_queues; @@ -354,7 +356,9 @@ extern void igb_unmap_and_free_tx_resource(struct igb_ring *, struct igb_buffer *); extern void igb_alloc_rx_buffers_adv(struct igb_ring *, int); extern void igb_update_stats(struct igb_adapter *); +extern bool igb_has_link(struct igb_adapter *adapter); extern void igb_set_ethtool_ops(struct net_device *); +extern void igb_power_up_link(struct igb_adapter *); static inline s32 igb_reset_phy(struct e1000_hw *hw) { diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c index f771a6c0877..a4cead12fd9 100644 --- a/drivers/net/igb/igb_ethtool.c +++ b/drivers/net/igb/igb_ethtool.c @@ -234,6 +234,24 @@ static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) return 0; } +static u32 igb_get_link(struct net_device *netdev) +{ + struct igb_adapter *adapter = netdev_priv(netdev); + struct e1000_mac_info *mac = &adapter->hw.mac; + + /* + * If the link is not reported up to netdev, interrupts are disabled, + * and so the physical link state may have changed since we last + * looked. Set get_link_status to make sure that the true link + * state is interrogated, rather than pulling a cached and possibly + * stale link state from the driver. + */ + if (!netif_carrier_ok(netdev)) + mac->get_link_status = 1; + + return igb_has_link(adapter); +} + static void igb_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { @@ -296,7 +314,7 @@ static int igb_set_pauseparam(struct net_device *netdev, static u32 igb_get_rx_csum(struct net_device *netdev) { struct igb_adapter *adapter = netdev_priv(netdev); - return !!(adapter->rx_ring[0].flags & IGB_RING_FLAG_RX_CSUM); + return !!(adapter->rx_ring[0]->flags & IGB_RING_FLAG_RX_CSUM); } static int igb_set_rx_csum(struct net_device *netdev, u32 data) @@ -306,9 +324,9 @@ static int igb_set_rx_csum(struct net_device *netdev, u32 data) for (i = 0; i < adapter->num_rx_queues; i++) { if (data) - adapter->rx_ring[i].flags |= IGB_RING_FLAG_RX_CSUM; + adapter->rx_ring[i]->flags |= IGB_RING_FLAG_RX_CSUM; else - adapter->rx_ring[i].flags &= ~IGB_RING_FLAG_RX_CSUM; + adapter->rx_ring[i]->flags &= ~IGB_RING_FLAG_RX_CSUM; } return 0; @@ -771,9 +789,9 @@ static int igb_set_ringparam(struct net_device *netdev, if (!netif_running(adapter->netdev)) { for (i = 0; i < adapter->num_tx_queues; i++) - adapter->tx_ring[i].count = new_tx_count; + adapter->tx_ring[i]->count = new_tx_count; for (i = 0; i < adapter->num_rx_queues; i++) - adapter->rx_ring[i].count = new_rx_count; + adapter->rx_ring[i]->count = new_rx_count; adapter->tx_ring_count = new_tx_count; adapter->rx_ring_count = new_rx_count; goto clear_reset; @@ -797,10 +815,10 @@ static int igb_set_ringparam(struct net_device *netdev, * to the tx and rx ring structs. */ if (new_tx_count != adapter->tx_ring_count) { - memcpy(temp_ring, adapter->tx_ring, - adapter->num_tx_queues * sizeof(struct igb_ring)); - for (i = 0; i < adapter->num_tx_queues; i++) { + memcpy(&temp_ring[i], adapter->tx_ring[i], + sizeof(struct igb_ring)); + temp_ring[i].count = new_tx_count; err = igb_setup_tx_resources(&temp_ring[i]); if (err) { @@ -812,20 +830,21 @@ static int igb_set_ringparam(struct net_device *netdev, } } - for (i = 0; i < adapter->num_tx_queues; i++) - igb_free_tx_resources(&adapter->tx_ring[i]); + for (i = 0; i < adapter->num_tx_queues; i++) { + igb_free_tx_resources(adapter->tx_ring[i]); - memcpy(adapter->tx_ring, temp_ring, - adapter->num_tx_queues * sizeof(struct igb_ring)); + memcpy(adapter->tx_ring[i], &temp_ring[i], + sizeof(struct igb_ring)); + } adapter->tx_ring_count = new_tx_count; } - if (new_rx_count != adapter->rx_ring->count) { - memcpy(temp_ring, adapter->rx_ring, - adapter->num_rx_queues * sizeof(struct igb_ring)); - + if (new_rx_count != adapter->rx_ring_count) { for (i = 0; i < adapter->num_rx_queues; i++) { + memcpy(&temp_ring[i], adapter->rx_ring[i], + sizeof(struct igb_ring)); + temp_ring[i].count = new_rx_count; err = igb_setup_rx_resources(&temp_ring[i]); if (err) { @@ -838,11 +857,12 @@ static int igb_set_ringparam(struct net_device *netdev, } - for (i = 0; i < adapter->num_rx_queues; i++) - igb_free_rx_resources(&adapter->rx_ring[i]); + for (i = 0; i < adapter->num_rx_queues; i++) { + igb_free_rx_resources(adapter->rx_ring[i]); - memcpy(adapter->rx_ring, temp_ring, - adapter->num_rx_queues * sizeof(struct igb_ring)); + memcpy(adapter->rx_ring[i], &temp_ring[i], + sizeof(struct igb_ring)); + } adapter->rx_ring_count = new_rx_count; } @@ -1704,6 +1724,9 @@ static void igb_diag_test(struct net_device *netdev, dev_info(&adapter->pdev->dev, "offline testing starting\n"); + /* power up link for link test */ + igb_power_up_link(adapter); + /* Link test performed before hardware reset so autoneg doesn't * interfere with test result */ if (igb_link_test(adapter, &data[4])) @@ -1727,6 +1750,8 @@ static void igb_diag_test(struct net_device *netdev, eth_test->flags |= ETH_TEST_FL_FAILED; igb_reset(adapter); + /* power up link for loopback test */ + igb_power_up_link(adapter); if (igb_loopback_test(adapter, &data[3])) eth_test->flags |= ETH_TEST_FL_FAILED; @@ -1745,9 +1770,14 @@ static void igb_diag_test(struct net_device *netdev, dev_open(netdev); } else { dev_info(&adapter->pdev->dev, "online testing starting\n"); - /* Online tests */ - if (igb_link_test(adapter, &data[4])) - eth_test->flags |= ETH_TEST_FL_FAILED; + + /* PHY is powered down when interface is down */ + if (!netif_carrier_ok(netdev)) { + data[4] = 0; + } else { + if (igb_link_test(adapter, &data[4])) + eth_test->flags |= ETH_TEST_FL_FAILED; + } /* Online tests aren't run; pass by default */ data[0] = 0; @@ -1812,7 +1842,8 @@ static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) struct igb_adapter *adapter = netdev_priv(netdev); wol->supported = WAKE_UCAST | WAKE_MCAST | - WAKE_BCAST | WAKE_MAGIC; + WAKE_BCAST | WAKE_MAGIC | + WAKE_PHY; wol->wolopts = 0; /* this function will set ->supported = 0 and return 1 if wol is not @@ -1835,15 +1866,15 @@ static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) wol->wolopts |= WAKE_BCAST; if (adapter->wol & E1000_WUFC_MAG) wol->wolopts |= WAKE_MAGIC; - - return; + if (adapter->wol & E1000_WUFC_LNKC) + wol->wolopts |= WAKE_PHY; } static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct igb_adapter *adapter = netdev_priv(netdev); - if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE)) + if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE)) return -EOPNOTSUPP; if (igb_wol_exclusion(adapter, wol) || @@ -1861,6 +1892,8 @@ static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) adapter->wol |= E1000_WUFC_BC; if (wol->wolopts & WAKE_MAGIC) adapter->wol |= E1000_WUFC_MAG; + if (wol->wolopts & WAKE_PHY) + adapter->wol |= E1000_WUFC_LNKC; device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); return 0; @@ -2005,12 +2038,12 @@ static void igb_get_ethtool_stats(struct net_device *netdev, sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } for (j = 0; j < adapter->num_tx_queues; j++) { - queue_stat = (u64 *)&adapter->tx_ring[j].tx_stats; + queue_stat = (u64 *)&adapter->tx_ring[j]->tx_stats; for (k = 0; k < IGB_TX_QUEUE_STATS_LEN; k++, i++) data[i] = queue_stat[k]; } for (j = 0; j < adapter->num_rx_queues; j++) { - queue_stat = (u64 *)&adapter->rx_ring[j].rx_stats; + queue_stat = (u64 *)&adapter->rx_ring[j]->rx_stats; for (k = 0; k < IGB_RX_QUEUE_STATS_LEN; k++, i++) data[i] = queue_stat[k]; } @@ -2074,7 +2107,7 @@ static const struct ethtool_ops igb_ethtool_ops = { .get_msglevel = igb_get_msglevel, .set_msglevel = igb_set_msglevel, .nway_reset = igb_nway_reset, - .get_link = ethtool_op_get_link, + .get_link = igb_get_link, .get_eeprom_len = igb_get_eeprom_len, .get_eeprom = igb_get_eeprom, .set_eeprom = igb_set_eeprom, diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index e2ce8f8a21a..0ed25f059a0 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -60,7 +60,7 @@ static const struct e1000_info *igb_info_tbl[] = { [board_82575] = &e1000_82575_info, }; -static struct pci_device_id igb_pci_tbl[] = { +static DEFINE_PCI_DEVICE_TABLE(igb_pci_tbl) = { { PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_COPPER), board_82575 }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_FIBER), board_82575 }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_SERDES), board_82575 }, @@ -133,6 +133,12 @@ static void igb_msg_task(struct igb_adapter *); static void igb_vmm_control(struct igb_adapter *); static int igb_set_vf_mac(struct igb_adapter *, int, unsigned char *); static void igb_restore_vf_multicasts(struct igb_adapter *adapter); +static int igb_ndo_set_vf_mac(struct net_device *netdev, int vf, u8 *mac); +static int igb_ndo_set_vf_vlan(struct net_device *netdev, + int vf, u16 vlan, u8 qos); +static int igb_ndo_set_vf_bw(struct net_device *netdev, int vf, int tx_rate); +static int igb_ndo_get_vf_config(struct net_device *netdev, int vf, + struct ifla_vf_info *ivi); #ifdef CONFIG_PM static int igb_suspend(struct pci_dev *, pm_message_t); @@ -312,31 +318,35 @@ static void igb_cache_ring_register(struct igb_adapter *adapter) */ if (adapter->vfs_allocated_count) { for (; i < adapter->rss_queues; i++) - adapter->rx_ring[i].reg_idx = rbase_offset + - Q_IDX_82576(i); + adapter->rx_ring[i]->reg_idx = rbase_offset + + Q_IDX_82576(i); for (; j < adapter->rss_queues; j++) - adapter->tx_ring[j].reg_idx = rbase_offset + - Q_IDX_82576(j); + adapter->tx_ring[j]->reg_idx = rbase_offset + + Q_IDX_82576(j); } case e1000_82575: case e1000_82580: default: for (; i < adapter->num_rx_queues; i++) - adapter->rx_ring[i].reg_idx = rbase_offset + i; + adapter->rx_ring[i]->reg_idx = rbase_offset + i; for (; j < adapter->num_tx_queues; j++) - adapter->tx_ring[j].reg_idx = rbase_offset + j; + adapter->tx_ring[j]->reg_idx = rbase_offset + j; break; } } static void igb_free_queues(struct igb_adapter *adapter) { - kfree(adapter->tx_ring); - kfree(adapter->rx_ring); - - adapter->tx_ring = NULL; - adapter->rx_ring = NULL; + int i; + for (i = 0; i < adapter->num_tx_queues; i++) { + kfree(adapter->tx_ring[i]); + adapter->tx_ring[i] = NULL; + } + for (i = 0; i < adapter->num_rx_queues; i++) { + kfree(adapter->rx_ring[i]); + adapter->rx_ring[i] = NULL; + } adapter->num_rx_queues = 0; adapter->num_tx_queues = 0; } @@ -350,20 +360,13 @@ static void igb_free_queues(struct igb_adapter *adapter) **/ static int igb_alloc_queues(struct igb_adapter *adapter) { + struct igb_ring *ring; int i; - adapter->tx_ring = kcalloc(adapter->num_tx_queues, - sizeof(struct igb_ring), GFP_KERNEL); - if (!adapter->tx_ring) - goto err; - - adapter->rx_ring = kcalloc(adapter->num_rx_queues, - sizeof(struct igb_ring), GFP_KERNEL); - if (!adapter->rx_ring) - goto err; - for (i = 0; i < adapter->num_tx_queues; i++) { - struct igb_ring *ring = &(adapter->tx_ring[i]); + ring = kzalloc(sizeof(struct igb_ring), GFP_KERNEL); + if (!ring) + goto err; ring->count = adapter->tx_ring_count; ring->queue_index = i; ring->pdev = adapter->pdev; @@ -371,10 +374,13 @@ static int igb_alloc_queues(struct igb_adapter *adapter) /* For 82575, context index must be unique per ring. */ if (adapter->hw.mac.type == e1000_82575) ring->flags = IGB_RING_FLAG_TX_CTX_IDX; + adapter->tx_ring[i] = ring; } for (i = 0; i < adapter->num_rx_queues; i++) { - struct igb_ring *ring = &(adapter->rx_ring[i]); + ring = kzalloc(sizeof(struct igb_ring), GFP_KERNEL); + if (!ring) + goto err; ring->count = adapter->rx_ring_count; ring->queue_index = i; ring->pdev = adapter->pdev; @@ -384,6 +390,7 @@ static int igb_alloc_queues(struct igb_adapter *adapter) /* set flag indicating ring supports SCTP checksum offload */ if (adapter->hw.mac.type >= e1000_82576) ring->flags |= IGB_RING_FLAG_RX_SCTP_CSUM; + adapter->rx_ring[i] = ring; } igb_cache_ring_register(adapter); @@ -421,6 +428,8 @@ static void igb_assign_vector(struct igb_q_vector *q_vector, int msix_vector) msixbm = E1000_EICR_RX_QUEUE0 << rx_queue; if (tx_queue > IGB_N0_QUEUE) msixbm |= E1000_EICR_TX_QUEUE0 << tx_queue; + if (!adapter->msix_entries && msix_vector == 0) + msixbm |= E1000_EIMS_OTHER; array_wr32(E1000_MSIXBM(0), msix_vector, msixbm); q_vector->eims_value = msixbm; break; @@ -496,6 +505,12 @@ static void igb_assign_vector(struct igb_q_vector *q_vector, int msix_vector) BUG(); break; } + + /* add q_vector eims value to global eims_enable_mask */ + adapter->eims_enable_mask |= q_vector->eims_value; + + /* configure q_vector to set itr on first interrupt */ + q_vector->set_itr = 1; } /** @@ -553,11 +568,8 @@ static void igb_configure_msix(struct igb_adapter *adapter) adapter->eims_enable_mask |= adapter->eims_other; - for (i = 0; i < adapter->num_q_vectors; i++) { - struct igb_q_vector *q_vector = adapter->q_vector[i]; - igb_assign_vector(q_vector, vector++); - adapter->eims_enable_mask |= q_vector->eims_value; - } + for (i = 0; i < adapter->num_q_vectors; i++) + igb_assign_vector(adapter->q_vector[i], vector++); wrfl(); } @@ -637,6 +649,8 @@ static void igb_free_q_vectors(struct igb_adapter *adapter) for (v_idx = 0; v_idx < adapter->num_q_vectors; v_idx++) { struct igb_q_vector *q_vector = adapter->q_vector[v_idx]; adapter->q_vector[v_idx] = NULL; + if (!q_vector) + continue; netif_napi_del(&q_vector->napi); kfree(q_vector); } @@ -748,33 +762,24 @@ static int igb_alloc_q_vectors(struct igb_adapter *adapter) if (!q_vector) goto err_out; q_vector->adapter = adapter; - q_vector->itr_shift = (hw->mac.type == e1000_82575) ? 16 : 0; q_vector->itr_register = hw->hw_addr + E1000_EITR(0); q_vector->itr_val = IGB_START_ITR; - q_vector->set_itr = 1; netif_napi_add(adapter->netdev, &q_vector->napi, igb_poll, 64); adapter->q_vector[v_idx] = q_vector; } return 0; err_out: - while (v_idx) { - v_idx--; - q_vector = adapter->q_vector[v_idx]; - netif_napi_del(&q_vector->napi); - kfree(q_vector); - adapter->q_vector[v_idx] = NULL; - } + igb_free_q_vectors(adapter); return -ENOMEM; } static void igb_map_rx_ring_to_vector(struct igb_adapter *adapter, int ring_idx, int v_idx) { - struct igb_q_vector *q_vector; + struct igb_q_vector *q_vector = adapter->q_vector[v_idx]; - q_vector = adapter->q_vector[v_idx]; - q_vector->rx_ring = &adapter->rx_ring[ring_idx]; + q_vector->rx_ring = adapter->rx_ring[ring_idx]; q_vector->rx_ring->q_vector = q_vector; q_vector->itr_val = adapter->rx_itr_setting; if (q_vector->itr_val && q_vector->itr_val <= 3) @@ -784,10 +789,9 @@ static void igb_map_rx_ring_to_vector(struct igb_adapter *adapter, static void igb_map_tx_ring_to_vector(struct igb_adapter *adapter, int ring_idx, int v_idx) { - struct igb_q_vector *q_vector; + struct igb_q_vector *q_vector = adapter->q_vector[v_idx]; - q_vector = adapter->q_vector[v_idx]; - q_vector->tx_ring = &adapter->tx_ring[ring_idx]; + q_vector->tx_ring = adapter->tx_ring[ring_idx]; q_vector->tx_ring->q_vector = q_vector; q_vector->itr_val = adapter->tx_itr_setting; if (q_vector->itr_val && q_vector->itr_val <= 3) @@ -877,7 +881,6 @@ static int igb_request_irq(struct igb_adapter *adapter) { struct net_device *netdev = adapter->netdev; struct pci_dev *pdev = adapter->pdev; - struct e1000_hw *hw = &adapter->hw; int err = 0; if (adapter->msix_entries) { @@ -909,20 +912,7 @@ static int igb_request_irq(struct igb_adapter *adapter) igb_setup_all_tx_resources(adapter); igb_setup_all_rx_resources(adapter); } else { - switch (hw->mac.type) { - case e1000_82575: - wr32(E1000_MSIXBM(0), - (E1000_EICR_RX_QUEUE0 | - E1000_EICR_TX_QUEUE0 | - E1000_EIMS_OTHER)); - break; - case e1000_82580: - case e1000_82576: - wr32(E1000_IVAR0, E1000_IVAR_VALID); - break; - default: - break; - } + igb_assign_vector(adapter->q_vector[0], 0); } if (adapter->flags & IGB_FLAG_HAS_MSI) { @@ -1111,7 +1101,7 @@ static void igb_configure(struct igb_adapter *adapter) * at least 1 descriptor unused to make sure * next_to_use != next_to_clean */ for (i = 0; i < adapter->num_rx_queues; i++) { - struct igb_ring *ring = &adapter->rx_ring[i]; + struct igb_ring *ring = adapter->rx_ring[i]; igb_alloc_rx_buffers_adv(ring, igb_desc_unused(ring)); } @@ -1119,6 +1109,29 @@ static void igb_configure(struct igb_adapter *adapter) adapter->tx_queue_len = netdev->tx_queue_len; } +/** + * igb_power_up_link - Power up the phy/serdes link + * @adapter: address of board private structure + **/ +void igb_power_up_link(struct igb_adapter *adapter) +{ + if (adapter->hw.phy.media_type == e1000_media_type_copper) + igb_power_up_phy_copper(&adapter->hw); + else + igb_power_up_serdes_link_82575(&adapter->hw); +} + +/** + * igb_power_down_link - Power down the phy/serdes link + * @adapter: address of board private structure + */ +static void igb_power_down_link(struct igb_adapter *adapter) +{ + if (adapter->hw.phy.media_type == e1000_media_type_copper) + igb_power_down_phy_copper_82575(&adapter->hw); + else + igb_shutdown_serdes_link_82575(&adapter->hw); +} /** * igb_up - Open the interface and prepare it to handle traffic @@ -1140,6 +1153,8 @@ int igb_up(struct igb_adapter *adapter) } if (adapter->msix_entries) igb_configure_msix(adapter); + else + igb_assign_vector(adapter->q_vector[0], 0); /* Clear any pending interrupts. */ rd32(E1000_ICR); @@ -1338,12 +1353,14 @@ void igb_reset(struct igb_adapter *adapter) wr32(E1000_PCIEMISC, reg & ~E1000_PCIEMISC_LX_DECISION); } + if (!netif_running(adapter->netdev)) + igb_power_down_link(adapter); + igb_update_mng_vlan(adapter); /* Enable h/w to recognize an 802.1Q VLAN Ethernet packet */ wr32(E1000_VET, ETHERNET_IEEE_VLAN_TYPE); - igb_reset_adaptive(hw); igb_get_phy_info(hw); } @@ -1362,6 +1379,10 @@ static const struct net_device_ops igb_netdev_ops = { .ndo_vlan_rx_register = igb_vlan_rx_register, .ndo_vlan_rx_add_vid = igb_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = igb_vlan_rx_kill_vid, + .ndo_set_vf_mac = igb_ndo_set_vf_mac, + .ndo_set_vf_vlan = igb_ndo_set_vf_vlan, + .ndo_set_vf_tx_rate = igb_ndo_set_vf_bw, + .ndo_get_vf_config = igb_ndo_get_vf_config, #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = igb_netpoll, #endif @@ -1482,7 +1503,6 @@ static int __devinit igb_probe(struct pci_dev *pdev, igb_get_bus_info_pcie(hw); hw->phy.autoneg_wait_to_complete = false; - hw->mac.adaptive_ifs = true; /* Copper options */ if (hw->phy.media_type == e1000_media_type_copper) { @@ -1716,9 +1736,6 @@ static void __devexit igb_remove(struct pci_dev *pdev) unregister_netdev(netdev); - if (!igb_check_reset_block(hw)) - igb_reset_phy(hw); - igb_clear_interrupt_scheme(adapter); #ifdef CONFIG_PCI_IOV @@ -1994,7 +2011,7 @@ static int igb_open(struct net_device *netdev) if (err) goto err_setup_rx; - /* e1000_power_up_phy(adapter); */ + igb_power_up_link(adapter); /* before we allocate an interrupt, we must be ready to handle it. * Setting DEBUG_SHIRQ in the kernel makes it fire an interrupt @@ -2036,7 +2053,7 @@ static int igb_open(struct net_device *netdev) err_req_irq: igb_release_hw_control(adapter); - /* e1000_power_down_phy(adapter); */ + igb_power_down_link(adapter); igb_free_all_rx_resources(adapter); err_setup_rx: igb_free_all_tx_resources(adapter); @@ -2124,19 +2141,19 @@ static int igb_setup_all_tx_resources(struct igb_adapter *adapter) int i, err = 0; for (i = 0; i < adapter->num_tx_queues; i++) { - err = igb_setup_tx_resources(&adapter->tx_ring[i]); + err = igb_setup_tx_resources(adapter->tx_ring[i]); if (err) { dev_err(&pdev->dev, "Allocation for Tx Queue %u failed\n", i); for (i--; i >= 0; i--) - igb_free_tx_resources(&adapter->tx_ring[i]); + igb_free_tx_resources(adapter->tx_ring[i]); break; } } for (i = 0; i < IGB_ABS_MAX_TX_QUEUES; i++) { int r_idx = i % adapter->num_tx_queues; - adapter->multi_tx_table[i] = &adapter->tx_ring[r_idx]; + adapter->multi_tx_table[i] = adapter->tx_ring[r_idx]; } return err; } @@ -2219,7 +2236,7 @@ static void igb_configure_tx(struct igb_adapter *adapter) int i; for (i = 0; i < adapter->num_tx_queues; i++) - igb_configure_tx_ring(adapter, &adapter->tx_ring[i]); + igb_configure_tx_ring(adapter, adapter->tx_ring[i]); } /** @@ -2277,12 +2294,12 @@ static int igb_setup_all_rx_resources(struct igb_adapter *adapter) int i, err = 0; for (i = 0; i < adapter->num_rx_queues; i++) { - err = igb_setup_rx_resources(&adapter->rx_ring[i]); + err = igb_setup_rx_resources(adapter->rx_ring[i]); if (err) { dev_err(&pdev->dev, "Allocation for Rx Queue %u failed\n", i); for (i--; i >= 0; i--) - igb_free_rx_resources(&adapter->rx_ring[i]); + igb_free_rx_resources(adapter->rx_ring[i]); break; } } @@ -2489,7 +2506,8 @@ static void igb_rlpml_set(struct igb_adapter *adapter) wr32(E1000_RLPML, max_frame_size); } -static inline void igb_set_vmolr(struct igb_adapter *adapter, int vfn) +static inline void igb_set_vmolr(struct igb_adapter *adapter, + int vfn, bool aupe) { struct e1000_hw *hw = &adapter->hw; u32 vmolr; @@ -2502,8 +2520,11 @@ static inline void igb_set_vmolr(struct igb_adapter *adapter, int vfn) return; vmolr = rd32(E1000_VMOLR(vfn)); - vmolr |= E1000_VMOLR_AUPE | /* Accept untagged packets */ - E1000_VMOLR_STRVLAN; /* Strip vlan tags */ + vmolr |= E1000_VMOLR_STRVLAN; /* Strip vlan tags */ + if (aupe) + vmolr |= E1000_VMOLR_AUPE; /* Accept untagged packets */ + else + vmolr &= ~(E1000_VMOLR_AUPE); /* Tagged packets ONLY */ /* clear all bits that might not be set */ vmolr &= ~(E1000_VMOLR_BAM | E1000_VMOLR_RSSE); @@ -2570,11 +2591,14 @@ void igb_configure_rx_ring(struct igb_adapter *adapter, E1000_SRRCTL_BSIZEPKT_SHIFT; srrctl |= E1000_SRRCTL_DESCTYPE_ADV_ONEBUF; } + /* Only set Drop Enable if we are supporting multiple queues */ + if (adapter->vfs_allocated_count || adapter->num_rx_queues > 1) + srrctl |= E1000_SRRCTL_DROP_EN; wr32(E1000_SRRCTL(reg_idx), srrctl); /* set filtering for VMDQ pools */ - igb_set_vmolr(adapter, reg_idx & 0x7); + igb_set_vmolr(adapter, reg_idx & 0x7, true); /* enable receive descriptor fetching */ rxdctl = rd32(E1000_RXDCTL(reg_idx)); @@ -2606,7 +2630,7 @@ static void igb_configure_rx(struct igb_adapter *adapter) /* Setup the HW Rx Head and Tail Descriptor Pointers and * the Base and Length of the Rx Descriptor Ring */ for (i = 0; i < adapter->num_rx_queues; i++) - igb_configure_rx_ring(adapter, &adapter->rx_ring[i]); + igb_configure_rx_ring(adapter, adapter->rx_ring[i]); } /** @@ -2643,7 +2667,7 @@ static void igb_free_all_tx_resources(struct igb_adapter *adapter) int i; for (i = 0; i < adapter->num_tx_queues; i++) - igb_free_tx_resources(&adapter->tx_ring[i]); + igb_free_tx_resources(adapter->tx_ring[i]); } void igb_unmap_and_free_tx_resource(struct igb_ring *tx_ring, @@ -2710,7 +2734,7 @@ static void igb_clean_all_tx_rings(struct igb_adapter *adapter) int i; for (i = 0; i < adapter->num_tx_queues; i++) - igb_clean_tx_ring(&adapter->tx_ring[i]); + igb_clean_tx_ring(adapter->tx_ring[i]); } /** @@ -2747,7 +2771,7 @@ static void igb_free_all_rx_resources(struct igb_adapter *adapter) int i; for (i = 0; i < adapter->num_rx_queues; i++) - igb_free_rx_resources(&adapter->rx_ring[i]); + igb_free_rx_resources(adapter->rx_ring[i]); } /** @@ -2811,7 +2835,7 @@ static void igb_clean_all_rx_rings(struct igb_adapter *adapter) int i; for (i = 0; i < adapter->num_rx_queues; i++) - igb_clean_rx_ring(&adapter->rx_ring[i]); + igb_clean_rx_ring(adapter->rx_ring[i]); } /** @@ -2853,38 +2877,30 @@ static int igb_write_mc_addr_list(struct net_device *netdev) { struct igb_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; - struct dev_mc_list *mc_ptr = netdev->mc_list; + struct dev_mc_list *mc_ptr; u8 *mta_list; - u32 vmolr = 0; int i; - if (!netdev->mc_count) { + if (netdev_mc_empty(netdev)) { /* nothing to program, so clear mc list */ igb_update_mc_addr_list(hw, NULL, 0); igb_restore_vf_multicasts(adapter); return 0; } - mta_list = kzalloc(netdev->mc_count * 6, GFP_ATOMIC); + mta_list = kzalloc(netdev_mc_count(netdev) * 6, GFP_ATOMIC); if (!mta_list) return -ENOMEM; - /* set vmolr receive overflow multicast bit */ - vmolr |= E1000_VMOLR_ROMPE; - /* The shared function expects a packed array of only addresses. */ - mc_ptr = netdev->mc_list; + i = 0; + netdev_for_each_mc_addr(mc_ptr, netdev) + memcpy(mta_list + (i++ * ETH_ALEN), mc_ptr->dmi_addr, ETH_ALEN); - for (i = 0; i < netdev->mc_count; i++) { - if (!mc_ptr) - break; - memcpy(mta_list + (i*ETH_ALEN), mc_ptr->dmi_addr, ETH_ALEN); - mc_ptr = mc_ptr->next; - } igb_update_mc_addr_list(hw, mta_list, i); kfree(mta_list); - return netdev->mc_count; + return netdev_mc_count(netdev); } /** @@ -2905,12 +2921,13 @@ static int igb_write_uc_addr_list(struct net_device *netdev) int count = 0; /* return ENOMEM indicating insufficient memory for addresses */ - if (netdev->uc.count > rar_entries) + if (netdev_uc_count(netdev) > rar_entries) return -ENOMEM; - if (netdev->uc.count && rar_entries) { + if (!netdev_uc_empty(netdev) && rar_entries) { struct netdev_hw_addr *ha; - list_for_each_entry(ha, &netdev->uc.list, list) { + + netdev_for_each_uc_addr(ha, netdev) { if (!rar_entries) break; igb_rar_set_qsel(adapter, ha->addr, @@ -3014,7 +3031,7 @@ static void igb_update_phy_info(unsigned long data) * igb_has_link - check shared code for link and determine up/down * @adapter: pointer to driver private info **/ -static bool igb_has_link(struct igb_adapter *adapter) +bool igb_has_link(struct igb_adapter *adapter) { struct e1000_hw *hw = &adapter->hw; bool link_active = false; @@ -3131,10 +3148,9 @@ static void igb_watchdog_task(struct work_struct *work) } igb_update_stats(adapter); - igb_update_adaptive(hw); for (i = 0; i < adapter->num_tx_queues; i++) { - struct igb_ring *tx_ring = &adapter->tx_ring[i]; + struct igb_ring *tx_ring = adapter->tx_ring[i]; if (!netif_carrier_ok(netdev)) { /* We've lost link, so the controller stops DMA, * but we've got queued Tx work that's never going @@ -3235,6 +3251,10 @@ static void igb_update_ring_itr(struct igb_q_vector *q_vector) else new_val = avg_wire_size / 2; + /* when in itr mode 3 do not exceed 20K ints/sec */ + if (adapter->rx_itr_setting == 3 && new_val < 196) + new_val = 196; + set_itr_val: if (new_val != q_vector->itr_val) { q_vector->itr_val = new_val; @@ -3330,13 +3350,13 @@ static void igb_set_itr(struct igb_adapter *adapter) adapter->rx_itr = igb_update_itr(adapter, adapter->rx_itr, - adapter->rx_ring->total_packets, - adapter->rx_ring->total_bytes); + q_vector->rx_ring->total_packets, + q_vector->rx_ring->total_bytes); adapter->tx_itr = igb_update_itr(adapter, adapter->tx_itr, - adapter->tx_ring->total_packets, - adapter->tx_ring->total_bytes); + q_vector->tx_ring->total_packets, + q_vector->tx_ring->total_bytes); current_itr = max(adapter->rx_itr, adapter->tx_itr); /* conservative mode (itr 3) eliminates the lowest_latency setting */ @@ -3359,10 +3379,10 @@ static void igb_set_itr(struct igb_adapter *adapter) } set_itr_now: - adapter->rx_ring->total_bytes = 0; - adapter->rx_ring->total_packets = 0; - adapter->tx_ring->total_bytes = 0; - adapter->tx_ring->total_packets = 0; + q_vector->rx_ring->total_bytes = 0; + q_vector->rx_ring->total_packets = 0; + q_vector->tx_ring->total_bytes = 0; + q_vector->tx_ring->total_packets = 0; if (new_itr != q_vector->itr_val) { /* this attempts to bias the interrupt rate towards Bulk @@ -3402,8 +3422,8 @@ static inline int igb_tso_adv(struct igb_ring *tx_ring, int err; struct igb_buffer *buffer_info; u32 info = 0, tu_cmd = 0; - u32 mss_l4len_idx, l4len; - *hdr_len = 0; + u32 mss_l4len_idx; + u8 l4len; if (skb_header_cloned(skb)) { err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC); @@ -3609,6 +3629,7 @@ static inline int igb_tx_map_adv(struct igb_ring *tx_ring, struct sk_buff *skb, } tx_ring->buffer_info[i].skb = skb; + tx_ring->buffer_info[i].gso_segs = skb_shinfo(skb)->gso_segs ?: 1; tx_ring->buffer_info[first].next_to_watch = i; return ++count; @@ -3622,14 +3643,12 @@ dma_error: buffer_info->length = 0; buffer_info->next_to_watch = 0; buffer_info->mapped_as_page = false; - count--; /* clear timestamp and dma mappings for remaining portion of packet */ - while (count >= 0) { - count--; + while (count--) { + if (i == 0) + i = tx_ring->count; i--; - if (i < 0) - i += tx_ring->count; buffer_info = &tx_ring->buffer_info[i]; igb_unmap_and_free_tx_resource(tx_ring, buffer_info); } @@ -3638,7 +3657,7 @@ dma_error: } static inline void igb_tx_queue_adv(struct igb_ring *tx_ring, - int tx_flags, int count, u32 paylen, + u32 tx_flags, int count, u32 paylen, u8 hdr_len) { union e1000_adv_tx_desc *tx_desc; @@ -3726,7 +3745,7 @@ static int __igb_maybe_stop_tx(struct igb_ring *tx_ring, int size) return 0; } -static int igb_maybe_stop_tx(struct igb_ring *tx_ring, int size) +static inline int igb_maybe_stop_tx(struct igb_ring *tx_ring, int size) { if (igb_desc_unused(tx_ring) >= size) return 0; @@ -3737,10 +3756,10 @@ netdev_tx_t igb_xmit_frame_ring_adv(struct sk_buff *skb, struct igb_ring *tx_ring) { struct igb_adapter *adapter = netdev_priv(tx_ring->netdev); - unsigned int first; - unsigned int tx_flags = 0; - u8 hdr_len = 0; int tso = 0, count; + u32 tx_flags = 0; + u16 first; + u8 hdr_len = 0; union skb_shared_tx *shtx = skb_tx(skb); /* need: 1 descriptor per page, @@ -3921,7 +3940,7 @@ static int igb_change_mtu(struct net_device *netdev, int new_mtu) netdev->mtu = new_mtu; for (i = 0; i < adapter->num_rx_queues; i++) - adapter->rx_ring[i].rx_buffer_len = rx_buffer_len; + adapter->rx_ring[i]->rx_buffer_len = rx_buffer_len; if (netif_running(netdev)) igb_up(adapter); @@ -3943,7 +3962,7 @@ void igb_update_stats(struct igb_adapter *adapter) struct net_device_stats *net_stats = igb_get_stats(adapter->netdev); struct e1000_hw *hw = &adapter->hw; struct pci_dev *pdev = adapter->pdev; - u32 rnbc; + u32 rnbc, reg; u16 phy_tmp; int i; u64 bytes, packets; @@ -3963,10 +3982,11 @@ void igb_update_stats(struct igb_adapter *adapter) packets = 0; for (i = 0; i < adapter->num_rx_queues; i++) { u32 rqdpc_tmp = rd32(E1000_RQDPC(i)) & 0x0FFF; - adapter->rx_ring[i].rx_stats.drops += rqdpc_tmp; + struct igb_ring *ring = adapter->rx_ring[i]; + ring->rx_stats.drops += rqdpc_tmp; net_stats->rx_fifo_errors += rqdpc_tmp; - bytes += adapter->rx_ring[i].rx_stats.bytes; - packets += adapter->rx_ring[i].rx_stats.packets; + bytes += ring->rx_stats.bytes; + packets += ring->rx_stats.packets; } net_stats->rx_bytes = bytes; @@ -3975,8 +3995,9 @@ void igb_update_stats(struct igb_adapter *adapter) bytes = 0; packets = 0; for (i = 0; i < adapter->num_tx_queues; i++) { - bytes += adapter->tx_ring[i].tx_stats.bytes; - packets += adapter->tx_ring[i].tx_stats.packets; + struct igb_ring *ring = adapter->tx_ring[i]; + bytes += ring->tx_stats.bytes; + packets += ring->tx_stats.packets; } net_stats->tx_bytes = bytes; net_stats->tx_packets = packets; @@ -4034,15 +4055,17 @@ void igb_update_stats(struct igb_adapter *adapter) adapter->stats.mptc += rd32(E1000_MPTC); adapter->stats.bptc += rd32(E1000_BPTC); - /* used for adaptive IFS */ - hw->mac.tx_packet_delta = rd32(E1000_TPT); - adapter->stats.tpt += hw->mac.tx_packet_delta; - hw->mac.collision_delta = rd32(E1000_COLC); - adapter->stats.colc += hw->mac.collision_delta; + adapter->stats.tpt += rd32(E1000_TPT); + adapter->stats.colc += rd32(E1000_COLC); adapter->stats.algnerrc += rd32(E1000_ALGNERRC); - adapter->stats.rxerrc += rd32(E1000_RXERRC); - adapter->stats.tncrs += rd32(E1000_TNCRS); + /* read internal phy specific stats */ + reg = rd32(E1000_CTRL_EXT); + if (!(reg & E1000_CTRL_EXT_LINK_MODE_MASK)) { + adapter->stats.rxerrc += rd32(E1000_RXERRC); + adapter->stats.tncrs += rd32(E1000_TNCRS); + } + adapter->stats.tsctc += rd32(E1000_TSCTC); adapter->stats.tsctfc += rd32(E1000_TSCTFC); @@ -4105,6 +4128,9 @@ static irqreturn_t igb_msix_other(int irq, void *data) u32 icr = rd32(E1000_ICR); /* reading ICR causes bit 31 of EICR to be cleared */ + if (icr & E1000_ICR_DRSTA) + schedule_work(&adapter->reset_task); + if (icr & E1000_ICR_DOUTSYNC) { /* HW is reporting DMA is out of sync */ adapter->stats.doosync++; @@ -4134,6 +4160,7 @@ static irqreturn_t igb_msix_other(int irq, void *data) static void igb_write_itr(struct igb_q_vector *q_vector) { + struct igb_adapter *adapter = q_vector->adapter; u32 itr_val = q_vector->itr_val & 0x7FFC; if (!q_vector->set_itr) @@ -4142,8 +4169,8 @@ static void igb_write_itr(struct igb_q_vector *q_vector) if (!itr_val) itr_val = 0x4; - if (q_vector->itr_shift) - itr_val |= itr_val << q_vector->itr_shift; + if (adapter->hw.mac.type == e1000_82575) + itr_val |= itr_val << 16; else itr_val |= 0x8000000; @@ -4220,9 +4247,8 @@ static void igb_setup_dca(struct igb_adapter *adapter) wr32(E1000_DCA_CTRL, E1000_DCA_CTRL_DCA_MODE_CB2); for (i = 0; i < adapter->num_q_vectors; i++) { - struct igb_q_vector *q_vector = adapter->q_vector[i]; - q_vector->cpu = -1; - igb_update_dca(q_vector); + adapter->q_vector[i]->cpu = -1; + igb_update_dca(adapter->q_vector[i]); } } @@ -4496,10 +4522,57 @@ static s32 igb_vlvf_set(struct igb_adapter *adapter, u32 vid, bool add, u32 vf) reg |= size; wr32(E1000_VMOLR(vf), reg); } - return 0; } } - return -1; + return 0; +} + +static void igb_set_vmvir(struct igb_adapter *adapter, u32 vid, u32 vf) +{ + struct e1000_hw *hw = &adapter->hw; + + if (vid) + wr32(E1000_VMVIR(vf), (vid | E1000_VMVIR_VLANA_DEFAULT)); + else + wr32(E1000_VMVIR(vf), 0); +} + +static int igb_ndo_set_vf_vlan(struct net_device *netdev, + int vf, u16 vlan, u8 qos) +{ + int err = 0; + struct igb_adapter *adapter = netdev_priv(netdev); + + if ((vf >= adapter->vfs_allocated_count) || (vlan > 4095) || (qos > 7)) + return -EINVAL; + if (vlan || qos) { + err = igb_vlvf_set(adapter, vlan, !!vlan, vf); + if (err) + goto out; + igb_set_vmvir(adapter, vlan | (qos << VLAN_PRIO_SHIFT), vf); + igb_set_vmolr(adapter, vf, !vlan); + adapter->vf_data[vf].pf_vlan = vlan; + adapter->vf_data[vf].pf_qos = qos; + dev_info(&adapter->pdev->dev, + "Setting VLAN %d, QOS 0x%x on VF %d\n", vlan, qos, vf); + if (test_bit(__IGB_DOWN, &adapter->state)) { + dev_warn(&adapter->pdev->dev, + "The VF VLAN has been set," + " but the PF device is not up.\n"); + dev_warn(&adapter->pdev->dev, + "Bring the PF device up before" + " attempting to use the VF device.\n"); + } + } else { + igb_vlvf_set(adapter, adapter->vf_data[vf].pf_vlan, + false, vf); + igb_set_vmvir(adapter, vlan, vf); + igb_set_vmolr(adapter, vf, true); + adapter->vf_data[vf].pf_vlan = 0; + adapter->vf_data[vf].pf_qos = 0; + } +out: + return err; } static int igb_set_vf_vlan(struct igb_adapter *adapter, u32 *msgbuf, u32 vf) @@ -4512,15 +4585,21 @@ static int igb_set_vf_vlan(struct igb_adapter *adapter, u32 *msgbuf, u32 vf) static inline void igb_vf_reset(struct igb_adapter *adapter, u32 vf) { - /* clear all flags */ - adapter->vf_data[vf].flags = 0; + /* clear flags */ + adapter->vf_data[vf].flags &= ~(IGB_VF_FLAG_PF_SET_MAC); adapter->vf_data[vf].last_nack = jiffies; /* reset offloads to defaults */ - igb_set_vmolr(adapter, vf); + igb_set_vmolr(adapter, vf, true); /* reset vlans for device */ igb_clear_vf_vfta(adapter, vf); + if (adapter->vf_data[vf].pf_vlan) + igb_ndo_set_vf_vlan(adapter->netdev, vf, + adapter->vf_data[vf].pf_vlan, + adapter->vf_data[vf].pf_qos); + else + igb_clear_vf_vfta(adapter, vf); /* reset multicast table array for vf */ adapter->vf_data[vf].num_vf_mc_hashes = 0; @@ -4534,7 +4613,8 @@ static void igb_vf_reset_event(struct igb_adapter *adapter, u32 vf) unsigned char *vf_mac = adapter->vf_data[vf].vf_mac_addresses; /* generate a new mac address as we were hotplug removed/added */ - random_ether_addr(vf_mac); + if (!(adapter->vf_data[vf].flags & IGB_VF_FLAG_PF_SET_MAC)) + random_ether_addr(vf_mac); /* process remaining reset events */ igb_vf_reset(adapter, vf); @@ -4647,7 +4727,10 @@ static void igb_rcv_msg_from_vf(struct igb_adapter *adapter, u32 vf) retval = igb_set_vf_rlpml(adapter, msgbuf[1], vf); break; case E1000_VF_SET_VLAN: - retval = igb_set_vf_vlan(adapter, msgbuf, vf); + if (adapter->vf_data[vf].pf_vlan) + retval = -1; + else + retval = igb_set_vf_vlan(adapter, msgbuf, vf); break; default: dev_err(&pdev->dev, "Unhandled Msg %08x\n", msgbuf[0]); @@ -4728,6 +4811,9 @@ static irqreturn_t igb_intr_msi(int irq, void *data) igb_write_itr(q_vector); + if (icr & E1000_ICR_DRSTA) + schedule_work(&adapter->reset_task); + if (icr & E1000_ICR_DOUTSYNC) { /* HW is reporting DMA is out of sync */ adapter->stats.doosync++; @@ -4767,6 +4853,9 @@ static irqreturn_t igb_intr(int irq, void *data) if (!(icr & E1000_ICR_INT_ASSERTED)) return IRQ_NONE; + if (icr & E1000_ICR_DRSTA) + schedule_work(&adapter->reset_task); + if (icr & E1000_ICR_DOUTSYNC) { /* HW is reporting DMA is out of sync */ adapter->stats.doosync++; @@ -4930,7 +5019,7 @@ static bool igb_clean_tx_irq(struct igb_q_vector *q_vector) if (skb) { unsigned int segs, bytecount; /* gso_segs is currently only valid for tcp */ - segs = skb_shinfo(skb)->gso_segs ?: 1; + segs = buffer_info->gso_segs; /* multiply data chunks by size of headers */ bytecount = ((segs - 1) * skb_headlen(skb)) + skb->len; @@ -5748,7 +5837,9 @@ static int __igb_shutdown(struct pci_dev *pdev, bool *enable_wake) *enable_wake = wufc || adapter->en_mng_pt; if (!*enable_wake) - igb_shutdown_serdes_link_82575(hw); + igb_power_down_link(adapter); + else + igb_power_up_link(adapter); /* Release control of h/w to f/w. If f/w is AMT enabled, this * would have already happened in close and is redundant. */ @@ -5788,6 +5879,7 @@ static int igb_resume(struct pci_dev *pdev) pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); + pci_save_state(pdev); err = pci_enable_device_mem(pdev); if (err) { @@ -5805,8 +5897,6 @@ static int igb_resume(struct pci_dev *pdev) return -ENOMEM; } - /* e1000_power_up_phy(adapter); */ - igb_reset(adapter); /* let the f/w know that the h/w is now under the control of the @@ -5915,6 +6005,7 @@ static pci_ers_result_t igb_io_slot_reset(struct pci_dev *pdev) } else { pci_set_master(pdev); pci_restore_state(pdev); + pci_save_state(pdev); pci_enable_wake(pdev, PCI_D3hot, 0); pci_enable_wake(pdev, PCI_D3cold, 0); @@ -6003,6 +6094,43 @@ static int igb_set_vf_mac(struct igb_adapter *adapter, return 0; } +static int igb_ndo_set_vf_mac(struct net_device *netdev, int vf, u8 *mac) +{ + struct igb_adapter *adapter = netdev_priv(netdev); + if (!is_valid_ether_addr(mac) || (vf >= adapter->vfs_allocated_count)) + return -EINVAL; + adapter->vf_data[vf].flags |= IGB_VF_FLAG_PF_SET_MAC; + dev_info(&adapter->pdev->dev, "setting MAC %pM on VF %d\n", mac, vf); + dev_info(&adapter->pdev->dev, "Reload the VF driver to make this" + " change effective."); + if (test_bit(__IGB_DOWN, &adapter->state)) { + dev_warn(&adapter->pdev->dev, "The VF MAC address has been set," + " but the PF device is not up.\n"); + dev_warn(&adapter->pdev->dev, "Bring the PF device up before" + " attempting to use the VF device.\n"); + } + return igb_set_vf_mac(adapter, vf, mac); +} + +static int igb_ndo_set_vf_bw(struct net_device *netdev, int vf, int tx_rate) +{ + return -EOPNOTSUPP; +} + +static int igb_ndo_get_vf_config(struct net_device *netdev, + int vf, struct ifla_vf_info *ivi) +{ + struct igb_adapter *adapter = netdev_priv(netdev); + if (vf >= adapter->vfs_allocated_count) + return -EINVAL; + ivi->vf = vf; + memcpy(&ivi->mac, adapter->vf_data[vf].vf_mac_addresses, ETH_ALEN); + ivi->tx_rate = 0; + ivi->vlan = adapter->vf_data[vf].pf_vlan; + ivi->qos = adapter->vf_data[vf].pf_qos; + return 0; +} + static void igb_vmm_control(struct igb_adapter *adapter) { struct e1000_hw *hw = &adapter->hw; |