diff options
Diffstat (limited to 'drivers/net/ixgbe')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe.h | 103 | ||||
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_82598.c | 628 | ||||
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_common.c | 1060 | ||||
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_common.h | 58 | ||||
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_ethtool.c | 302 | ||||
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_main.c | 1940 | ||||
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_phy.c | 244 | ||||
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_phy.h | 63 | ||||
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_type.h | 563 |
9 files changed, 3108 insertions, 1853 deletions
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h index 956914a5028..e116d340dcc 100644 --- a/drivers/net/ixgbe/ixgbe.h +++ b/drivers/net/ixgbe/ixgbe.h @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2007 Intel Corporation. + Copyright(c) 1999 - 2008 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -20,7 +20,6 @@ the file called "COPYING". Contact Information: - Linux NICS <linux.nics@intel.com> e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -37,17 +36,15 @@ #include "ixgbe_type.h" #include "ixgbe_common.h" -#ifdef CONFIG_DCA +#ifdef CONFIG_IXGBE_DCA #include <linux/dca.h> #endif -#define IXGBE_ERR(args...) printk(KERN_ERR "ixgbe: " args) - #define PFX "ixgbe: " #define DPRINTK(nlevel, klevel, fmt, args...) \ ((void)((NETIF_MSG_##nlevel & adapter->msg_enable) && \ printk(KERN_##klevel PFX "%s: %s: " fmt, adapter->netdev->name, \ - __FUNCTION__ , ## args))) + __func__ , ## args))) /* TX/RX descriptor defines */ #define IXGBE_DEFAULT_TXD 1024 @@ -58,23 +55,14 @@ #define IXGBE_MAX_RXD 4096 #define IXGBE_MIN_RXD 64 -#define IXGBE_DEFAULT_RXQ 1 -#define IXGBE_MAX_RXQ 1 -#define IXGBE_MIN_RXQ 1 - -#define IXGBE_DEFAULT_ITR_RX_USECS 125 /* 8k irqs/sec */ -#define IXGBE_DEFAULT_ITR_TX_USECS 250 /* 4k irqs/sec */ -#define IXGBE_MIN_ITR_USECS 100 /* 500k irqs/sec */ -#define IXGBE_MAX_ITR_USECS 10000 /* 100 irqs/sec */ - /* flow control */ #define IXGBE_DEFAULT_FCRTL 0x10000 -#define IXGBE_MIN_FCRTL 0 +#define IXGBE_MIN_FCRTL 0x40 #define IXGBE_MAX_FCRTL 0x7FF80 #define IXGBE_DEFAULT_FCRTH 0x20000 -#define IXGBE_MIN_FCRTH 0 +#define IXGBE_MIN_FCRTH 0x600 #define IXGBE_MAX_FCRTH 0x7FFF0 -#define IXGBE_DEFAULT_FCPAUSE 0x6800 /* may be too long */ +#define IXGBE_DEFAULT_FCPAUSE 0xFFFF #define IXGBE_MIN_FCPAUSE 0 #define IXGBE_MAX_FCPAUSE 0xFFFF @@ -88,9 +76,6 @@ #define MAXIMUM_ETHERNET_VLAN_SIZE (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN) -/* How many Tx Descriptors do we need to call netif_wake_queue? */ -#define IXGBE_TX_QUEUE_WAKE 16 - /* How many Rx Buffers do we bundle into one write to the hardware ? */ #define IXGBE_RX_BUFFER_WRITE 16 /* Must be power of 2 */ @@ -119,6 +104,7 @@ struct ixgbe_rx_buffer { dma_addr_t dma; struct page *page; dma_addr_t page_dma; + unsigned int page_offset; }; struct ixgbe_queue_stats { @@ -150,22 +136,20 @@ struct ixgbe_ring { * offset associated with this ring, which is different * for DCE and RSS modes */ -#ifdef CONFIG_DCA +#ifdef CONFIG_IXGBE_DCA /* cpu for tx queue */ int cpu; #endif struct net_lro_mgr lro_mgr; bool lro_used; struct ixgbe_queue_stats stats; - u8 v_idx; /* maps directly to the index for this ring in the hardware - * vector array, can also be used for finding the bit in EICR - * and friends that represents the vector for this ring */ + u16 v_idx; /* maps directly to the index for this ring in the hardware + * vector array, can also be used for finding the bit in EICR + * and friends that represents the vector for this ring */ - u32 eims_value; - u16 itr_register; - char name[IFNAMSIZ + 5]; u16 work_limit; /* max work per interrupt */ + u16 rx_buf_len; }; #define RING_F_VMDQ 1 @@ -190,8 +174,8 @@ struct ixgbe_q_vector { DECLARE_BITMAP(txr_idx, MAX_TX_QUEUES); /* Tx ring indices */ u8 rxr_count; /* Rx ring count assigned to this vector */ u8 txr_count; /* Tx ring count assigned to this vector */ - u8 tx_eitr; - u8 rx_eitr; + u8 tx_itr; + u8 rx_itr; u32 eitr; }; @@ -228,7 +212,6 @@ struct ixgbe_adapter { struct timer_list watchdog_timer; struct vlan_group *vlgrp; u16 bd_number; - u16 rx_buf_len; struct work_struct reset_task; struct ixgbe_q_vector q_vector[MAX_MSIX_Q_VECTORS]; char name[MAX_MSIX_COUNT][IFNAMSIZ + 5]; @@ -240,7 +223,9 @@ struct ixgbe_adapter { /* TX */ struct ixgbe_ring *tx_ring; /* One per active queue */ + int num_tx_queues; u64 restart_queue; + u64 hw_csum_tx_good; u64 lsc_int; u64 hw_tso_ctxt; u64 hw_tso6_ctxt; @@ -249,12 +234,10 @@ struct ixgbe_adapter { /* RX */ struct ixgbe_ring *rx_ring; /* One per active queue */ - u64 hw_csum_tx_good; + int num_rx_queues; u64 hw_csum_rx_error; u64 hw_csum_rx_good; u64 non_eop_descs; - int num_tx_queues; - int num_rx_queues; int num_msix_vectors; struct ixgbe_ring_feature ring_feature[3]; struct msix_entry *msix_entries; @@ -267,15 +250,28 @@ struct ixgbe_adapter { * thus the additional *_CAPABLE flags. */ u32 flags; -#define IXGBE_FLAG_RX_CSUM_ENABLED (u32)(1 << 0) -#define IXGBE_FLAG_MSI_ENABLED (u32)(1 << 1) -#define IXGBE_FLAG_MSIX_ENABLED (u32)(1 << 2) -#define IXGBE_FLAG_RX_PS_ENABLED (u32)(1 << 3) -#define IXGBE_FLAG_IN_NETPOLL (u32)(1 << 4) -#define IXGBE_FLAG_IMIR_ENABLED (u32)(1 << 5) -#define IXGBE_FLAG_RSS_ENABLED (u32)(1 << 6) -#define IXGBE_FLAG_VMDQ_ENABLED (u32)(1 << 7) -#define IXGBE_FLAG_DCA_ENABLED (u32)(1 << 8) +#define IXGBE_FLAG_RX_CSUM_ENABLED (u32)(1) +#define IXGBE_FLAG_MSI_CAPABLE (u32)(1 << 1) +#define IXGBE_FLAG_MSI_ENABLED (u32)(1 << 2) +#define IXGBE_FLAG_MSIX_CAPABLE (u32)(1 << 3) +#define IXGBE_FLAG_MSIX_ENABLED (u32)(1 << 4) +#define IXGBE_FLAG_RX_1BUF_CAPABLE (u32)(1 << 6) +#define IXGBE_FLAG_RX_PS_CAPABLE (u32)(1 << 7) +#define IXGBE_FLAG_RX_PS_ENABLED (u32)(1 << 8) +#define IXGBE_FLAG_IN_NETPOLL (u32)(1 << 9) +#define IXGBE_FLAG_DCA_ENABLED (u32)(1 << 10) +#define IXGBE_FLAG_DCA_CAPABLE (u32)(1 << 11) +#define IXGBE_FLAG_IMIR_ENABLED (u32)(1 << 12) +#define IXGBE_FLAG_MQ_CAPABLE (u32)(1 << 13) +#define IXGBE_FLAG_RSS_ENABLED (u32)(1 << 16) +#define IXGBE_FLAG_RSS_CAPABLE (u32)(1 << 17) +#define IXGBE_FLAG_VMDQ_CAPABLE (u32)(1 << 18) +#define IXGBE_FLAG_VMDQ_ENABLED (u32)(1 << 19) +#define IXGBE_FLAG_NEED_LINK_UPDATE (u32)(1 << 22) +#define IXGBE_FLAG_IN_WATCHDOG_TASK (u32)(1 << 23) + +/* default to trying for four seconds */ +#define IXGBE_TRY_LINK_TIMEOUT (4 * HZ) /* OS defined structs */ struct net_device *netdev; @@ -288,14 +284,21 @@ struct ixgbe_adapter { struct ixgbe_hw_stats stats; /* Interrupt Throttle Rate */ - u32 rx_eitr; - u32 tx_eitr; + u32 eitr_param; unsigned long state; u64 tx_busy; u64 lro_aggregated; u64 lro_flushed; u64 lro_no_desc; + unsigned int tx_ring_count; + unsigned int rx_ring_count; + + u32 link_speed; + bool link_up; + unsigned long link_check_timeout; + + struct work_struct watchdog_task; }; enum ixbge_state_t { @@ -317,11 +320,11 @@ extern int ixgbe_up(struct ixgbe_adapter *adapter); extern void ixgbe_down(struct ixgbe_adapter *adapter); extern void ixgbe_reinit_locked(struct ixgbe_adapter *adapter); extern void ixgbe_reset(struct ixgbe_adapter *adapter); -extern void ixgbe_update_stats(struct ixgbe_adapter *adapter); extern void ixgbe_set_ethtool_ops(struct net_device *netdev); -extern int ixgbe_setup_rx_resources(struct ixgbe_adapter *adapter, - struct ixgbe_ring *rxdr); -extern int ixgbe_setup_tx_resources(struct ixgbe_adapter *adapter, - struct ixgbe_ring *txdr); +extern int ixgbe_setup_rx_resources(struct ixgbe_adapter *, struct ixgbe_ring *); +extern int ixgbe_setup_tx_resources(struct ixgbe_adapter *, struct ixgbe_ring *); +extern void ixgbe_free_rx_resources(struct ixgbe_adapter *, struct ixgbe_ring *); +extern void ixgbe_free_tx_resources(struct ixgbe_adapter *, struct ixgbe_ring *); +extern void ixgbe_update_stats(struct ixgbe_adapter *adapter); #endif /* _IXGBE_H_ */ diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c index f96358b641a..7cddcfba809 100644 --- a/drivers/net/ixgbe/ixgbe_82598.c +++ b/drivers/net/ixgbe/ixgbe_82598.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2007 Intel Corporation. + Copyright(c) 1999 - 2008 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -20,7 +20,6 @@ the file called "COPYING". Contact Information: - Linux NICS <linux.nics@intel.com> e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -36,67 +35,62 @@ #define IXGBE_82598_MAX_TX_QUEUES 32 #define IXGBE_82598_MAX_RX_QUEUES 64 #define IXGBE_82598_RAR_ENTRIES 16 +#define IXGBE_82598_MC_TBL_SIZE 128 +#define IXGBE_82598_VFT_TBL_SIZE 128 -static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw); -static s32 ixgbe_get_link_settings_82598(struct ixgbe_hw *hw, u32 *speed, - bool *autoneg); -static s32 ixgbe_get_copper_link_settings_82598(struct ixgbe_hw *hw, - u32 *speed, bool *autoneg); -static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw); -static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw); -static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw, u32 *speed, - bool *link_up); -static s32 ixgbe_setup_mac_link_speed_82598(struct ixgbe_hw *hw, u32 speed, - bool autoneg, - bool autoneg_wait_to_complete); +static s32 ixgbe_get_copper_link_capabilities_82598(struct ixgbe_hw *hw, + ixgbe_link_speed *speed, + bool *autoneg); static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw); -static s32 ixgbe_setup_copper_link_speed_82598(struct ixgbe_hw *hw, u32 speed, - bool autoneg, - bool autoneg_wait_to_complete); -static s32 ixgbe_reset_hw_82598(struct ixgbe_hw *hw); - +static s32 ixgbe_setup_copper_link_speed_82598(struct ixgbe_hw *hw, + ixgbe_link_speed speed, + bool autoneg, + bool autoneg_wait_to_complete); +/** + */ static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw) { - hw->mac.num_rx_queues = IXGBE_82598_MAX_RX_QUEUES; - hw->mac.num_tx_queues = IXGBE_82598_MAX_TX_QUEUES; - hw->mac.num_rx_addrs = IXGBE_82598_RAR_ENTRIES; - - /* PHY ops are filled in by default properly for Fiber only */ - if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_copper) { - hw->mac.ops.setup_link = &ixgbe_setup_copper_link_82598; - hw->mac.ops.setup_link_speed = &ixgbe_setup_copper_link_speed_82598; - hw->mac.ops.get_link_settings = - &ixgbe_get_copper_link_settings_82598; - - /* Call PHY identify routine to get the phy type */ - ixgbe_identify_phy(hw); - - switch (hw->phy.type) { - case ixgbe_phy_tn: - hw->phy.ops.setup_link = &ixgbe_setup_tnx_phy_link; - hw->phy.ops.check_link = &ixgbe_check_tnx_phy_link; - hw->phy.ops.setup_link_speed = - &ixgbe_setup_tnx_phy_link_speed; - break; - default: - break; - } + struct ixgbe_mac_info *mac = &hw->mac; + struct ixgbe_phy_info *phy = &hw->phy; + + /* Call PHY identify routine to get the phy type */ + ixgbe_identify_phy_generic(hw); + + /* PHY Init */ + switch (phy->type) { + default: + break; } + if (mac->ops.get_media_type(hw) == ixgbe_media_type_copper) { + mac->ops.setup_link = &ixgbe_setup_copper_link_82598; + mac->ops.setup_link_speed = + &ixgbe_setup_copper_link_speed_82598; + mac->ops.get_link_capabilities = + &ixgbe_get_copper_link_capabilities_82598; + } + + mac->mcft_size = IXGBE_82598_MC_TBL_SIZE; + mac->vft_size = IXGBE_82598_VFT_TBL_SIZE; + mac->num_rar_entries = IXGBE_82598_RAR_ENTRIES; + mac->max_rx_queues = IXGBE_82598_MAX_RX_QUEUES; + mac->max_tx_queues = IXGBE_82598_MAX_TX_QUEUES; + return 0; } /** - * ixgbe_get_link_settings_82598 - Determines default link settings + * ixgbe_get_link_capabilities_82598 - Determines link capabilities * @hw: pointer to hardware structure * @speed: pointer to link speed * @autoneg: boolean auto-negotiation value * - * Determines the default link settings by reading the AUTOC register. + * Determines the link capabilities by reading the AUTOC register. **/ -static s32 ixgbe_get_link_settings_82598(struct ixgbe_hw *hw, u32 *speed, - bool *autoneg) +static s32 ixgbe_get_link_capabilities_82598(struct ixgbe_hw *hw, + ixgbe_link_speed *speed, + bool *autoneg) { s32 status = 0; s32 autoc_reg; @@ -145,15 +139,16 @@ static s32 ixgbe_get_link_settings_82598(struct ixgbe_hw *hw, u32 *speed, } /** - * ixgbe_get_copper_link_settings_82598 - Determines default link settings + * ixgbe_get_copper_link_capabilities_82598 - Determines link capabilities * @hw: pointer to hardware structure * @speed: pointer to link speed * @autoneg: boolean auto-negotiation value * - * Determines the default link settings by reading the AUTOC register. + * Determines the link capabilities by reading the AUTOC register. **/ -static s32 ixgbe_get_copper_link_settings_82598(struct ixgbe_hw *hw, - u32 *speed, bool *autoneg) +s32 ixgbe_get_copper_link_capabilities_82598(struct ixgbe_hw *hw, + ixgbe_link_speed *speed, + bool *autoneg) { s32 status = IXGBE_ERR_LINK_SETUP; u16 speed_ability; @@ -161,9 +156,9 @@ static s32 ixgbe_get_copper_link_settings_82598(struct ixgbe_hw *hw, *speed = 0; *autoneg = true; - status = ixgbe_read_phy_reg(hw, IXGBE_MDIO_PHY_SPEED_ABILITY, - IXGBE_MDIO_PMA_PMD_DEV_TYPE, - &speed_ability); + status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_PHY_SPEED_ABILITY, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, + &speed_ability); if (status == 0) { if (speed_ability & IXGBE_MDIO_PHY_SPEED_10G) @@ -191,11 +186,9 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw) case IXGBE_DEV_ID_82598AF_SINGLE_PORT: case IXGBE_DEV_ID_82598EB_CX4: case IXGBE_DEV_ID_82598_CX4_DUAL_PORT: + case IXGBE_DEV_ID_82598EB_XF_LR: media_type = ixgbe_media_type_fiber; break; - case IXGBE_DEV_ID_82598AT_DUAL_PORT: - media_type = ixgbe_media_type_copper; - break; default: media_type = ixgbe_media_type_unknown; break; @@ -205,6 +198,122 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw) } /** + * ixgbe_setup_fc_82598 - Configure flow control settings + * @hw: pointer to hardware structure + * @packetbuf_num: packet buffer number (0-7) + * + * Configures the flow control settings based on SW configuration. This + * function is used for 802.3x flow control configuration only. + **/ +s32 ixgbe_setup_fc_82598(struct ixgbe_hw *hw, s32 packetbuf_num) +{ + u32 frctl_reg; + u32 rmcs_reg; + + if (packetbuf_num < 0 || packetbuf_num > 7) { + hw_dbg(hw, "Invalid packet buffer number [%d], expected range is" + " 0-7\n", packetbuf_num); + } + + frctl_reg = IXGBE_READ_REG(hw, IXGBE_FCTRL); + frctl_reg &= ~(IXGBE_FCTRL_RFCE | IXGBE_FCTRL_RPFCE); + + rmcs_reg = IXGBE_READ_REG(hw, IXGBE_RMCS); + rmcs_reg &= ~(IXGBE_RMCS_TFCE_PRIORITY | IXGBE_RMCS_TFCE_802_3X); + + /* + * 10 gig parts do not have a word in the EEPROM to determine the + * default flow control setting, so we explicitly set it to full. + */ + if (hw->fc.type == ixgbe_fc_default) + hw->fc.type = ixgbe_fc_full; + + /* + * We want to save off the original Flow Control configuration just in + * case we get disconnected and then reconnected into a different hub + * or switch with different Flow Control capabilities. + */ + hw->fc.original_type = hw->fc.type; + + /* + * The possible values of the "flow_control" parameter are: + * 0: Flow control is completely disabled + * 1: Rx flow control is enabled (we can receive pause frames but not + * send pause frames). + * 2: Tx flow control is enabled (we can send pause frames but we do not + * support receiving pause frames) + * 3: Both Rx and Tx flow control (symmetric) are enabled. + * other: Invalid. + */ + switch (hw->fc.type) { + case ixgbe_fc_none: + break; + case ixgbe_fc_rx_pause: + /* + * Rx Flow control is enabled, + * and Tx Flow control is disabled. + */ + frctl_reg |= IXGBE_FCTRL_RFCE; + break; + case ixgbe_fc_tx_pause: + /* + * Tx Flow control is enabled, and Rx Flow control is disabled, + * by a software over-ride. + */ + rmcs_reg |= IXGBE_RMCS_TFCE_802_3X; + break; + case ixgbe_fc_full: + /* + * Flow control (both Rx and Tx) is enabled by a software + * over-ride. + */ + frctl_reg |= IXGBE_FCTRL_RFCE; + rmcs_reg |= IXGBE_RMCS_TFCE_802_3X; + break; + default: + /* We should never get here. The value should be 0-3. */ + hw_dbg(hw, "Flow control param set incorrectly\n"); + break; + } + + /* Enable 802.3x based flow control settings. */ + IXGBE_WRITE_REG(hw, IXGBE_FCTRL, frctl_reg); + IXGBE_WRITE_REG(hw, IXGBE_RMCS, rmcs_reg); + + /* + * Check for invalid software configuration, zeros are completely + * invalid for all parameters used past this point, and if we enable + * flow control with zero water marks, we blast flow control packets. + */ + if (!hw->fc.low_water || !hw->fc.high_water || !hw->fc.pause_time) { + hw_dbg(hw, "Flow control structure initialized incorrectly\n"); + return IXGBE_ERR_INVALID_LINK_SETTINGS; + } + + /* + * We need to set up the Receive Threshold high and low water + * marks as well as (optionally) enabling the transmission of + * XON frames. + */ + if (hw->fc.type & ixgbe_fc_tx_pause) { + if (hw->fc.send_xon) { + IXGBE_WRITE_REG(hw, IXGBE_FCRTL(packetbuf_num), + (hw->fc.low_water | IXGBE_FCRTL_XONE)); + } else { + IXGBE_WRITE_REG(hw, IXGBE_FCRTL(packetbuf_num), + hw->fc.low_water); + } + IXGBE_WRITE_REG(hw, IXGBE_FCRTH(packetbuf_num), + (hw->fc.high_water)|IXGBE_FCRTH_FCEN); + } + + IXGBE_WRITE_REG(hw, IXGBE_FCTTV(0), hw->fc.pause_time); + IXGBE_WRITE_REG(hw, IXGBE_FCRTV, (hw->fc.pause_time >> 1)); + + return 0; +} + +/** * ixgbe_setup_mac_link_82598 - Configures MAC link settings * @hw: pointer to hardware structure * @@ -248,8 +357,7 @@ static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw) } if (!(links_reg & IXGBE_LINKS_KX_AN_COMP)) { status = IXGBE_ERR_AUTONEG_NOT_COMPLETE; - hw_dbg(hw, - "Autonegotiation did not complete.\n"); + hw_dbg(hw, "Autonegotiation did not complete.\n"); } } } @@ -259,8 +367,8 @@ static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw) * case we get disconnected and then reconnected into a different hub * or switch with different Flow Control capabilities. */ - hw->fc.type = hw->fc.original_type; - ixgbe_setup_fc(hw, 0); + hw->fc.original_type = hw->fc.type; + ixgbe_setup_fc_82598(hw, 0); /* Add delay to filter out noises during initial link setup */ msleep(50); @@ -273,20 +381,35 @@ static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw) * @hw: pointer to hardware structure * @speed: pointer to link speed * @link_up: true is link is up, false otherwise + * @link_up_wait_to_complete: bool used to wait for link up or not * * Reads the links register to determine if link is up and the current speed **/ -static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw, u32 *speed, - bool *link_up) +static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw, + ixgbe_link_speed *speed, bool *link_up, + bool link_up_wait_to_complete) { u32 links_reg; + u32 i; links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS); - - if (links_reg & IXGBE_LINKS_UP) - *link_up = true; - else - *link_up = false; + if (link_up_wait_to_complete) { + for (i = 0; i < IXGBE_LINK_UP_TIME; i++) { + if (links_reg & IXGBE_LINKS_UP) { + *link_up = true; + break; + } else { + *link_up = false; + } + msleep(100); + links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS); + } + } else { + if (links_reg & IXGBE_LINKS_UP) + *link_up = true; + else + *link_up = false; + } if (links_reg & IXGBE_LINKS_SPEED) *speed = IXGBE_LINK_SPEED_10GB_FULL; @@ -296,6 +419,7 @@ static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw, u32 *speed, return 0; } + /** * ixgbe_setup_mac_link_speed_82598 - Set MAC link speed * @hw: pointer to hardware structure @@ -306,18 +430,18 @@ static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw, u32 *speed, * Set the link speed in the AUTOC register and restarts link. **/ static s32 ixgbe_setup_mac_link_speed_82598(struct ixgbe_hw *hw, - u32 speed, bool autoneg, - bool autoneg_wait_to_complete) + ixgbe_link_speed speed, bool autoneg, + bool autoneg_wait_to_complete) { s32 status = 0; /* If speed is 10G, then check for CX4 or XAUI. */ if ((speed == IXGBE_LINK_SPEED_10GB_FULL) && - (!(hw->mac.link_attach_type & IXGBE_AUTOC_10G_KX4))) + (!(hw->mac.link_attach_type & IXGBE_AUTOC_10G_KX4))) { hw->mac.link_mode_select = IXGBE_AUTOC_LMS_10G_LINK_NO_AN; - else if ((speed == IXGBE_LINK_SPEED_1GB_FULL) && (!autoneg)) + } else if ((speed == IXGBE_LINK_SPEED_1GB_FULL) && (!autoneg)) { hw->mac.link_mode_select = IXGBE_AUTOC_LMS_1G_LINK_NO_AN; - else if (autoneg) { + } else if (autoneg) { /* BX mode - Autonegotiate 1G */ if (!(hw->mac.link_attach_type & IXGBE_AUTOC_1G_PMA_PMD)) hw->mac.link_mode_select = IXGBE_AUTOC_LMS_1G_AN; @@ -336,7 +460,7 @@ static s32 ixgbe_setup_mac_link_speed_82598(struct ixgbe_hw *hw, * ixgbe_hw This will write the AUTOC register based on the new * stored values */ - hw->mac.ops.setup_link(hw); + ixgbe_setup_mac_link_82598(hw); } return status; @@ -354,18 +478,17 @@ static s32 ixgbe_setup_mac_link_speed_82598(struct ixgbe_hw *hw, **/ static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw) { - s32 status = 0; + s32 status; /* Restart autonegotiation on PHY */ - if (hw->phy.ops.setup_link) - status = hw->phy.ops.setup_link(hw); + status = hw->phy.ops.setup_link(hw); - /* Set MAC to KX/KX4 autoneg, which defaultis to Parallel detection */ + /* Set MAC to KX/KX4 autoneg, which defaults to Parallel detection */ hw->mac.link_attach_type = (IXGBE_AUTOC_10G_KX4 | IXGBE_AUTOC_1G_KX); hw->mac.link_mode_select = IXGBE_AUTOC_LMS_KX4_AN; /* Set up MAC */ - hw->mac.ops.setup_link(hw); + ixgbe_setup_mac_link_82598(hw); return status; } @@ -379,23 +502,23 @@ static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw) * * Sets the link speed in the AUTOC register in the MAC and restarts link. **/ -static s32 ixgbe_setup_copper_link_speed_82598(struct ixgbe_hw *hw, u32 speed, - bool autoneg, - bool autoneg_wait_to_complete) +static s32 ixgbe_setup_copper_link_speed_82598(struct ixgbe_hw *hw, + ixgbe_link_speed speed, + bool autoneg, + bool autoneg_wait_to_complete) { - s32 status = 0; + s32 status; /* Setup the PHY according to input speed */ - if (hw->phy.ops.setup_link_speed) - status = hw->phy.ops.setup_link_speed(hw, speed, autoneg, - autoneg_wait_to_complete); + status = hw->phy.ops.setup_link_speed(hw, speed, autoneg, + autoneg_wait_to_complete); /* Set MAC to KX/KX4 autoneg, which defaults to Parallel detection */ hw->mac.link_attach_type = (IXGBE_AUTOC_10G_KX4 | IXGBE_AUTOC_1G_KX); hw->mac.link_mode_select = IXGBE_AUTOC_LMS_KX4_AN; /* Set up MAC */ - hw->mac.ops.setup_link(hw); + ixgbe_setup_mac_link_82598(hw); return status; } @@ -404,7 +527,7 @@ static s32 ixgbe_setup_copper_link_speed_82598(struct ixgbe_hw *hw, u32 speed, * ixgbe_reset_hw_82598 - Performs hardware reset * @hw: pointer to hardware structure * - * Resets the hardware by reseting the transmit and receive units, masks and + * Resets the hardware by resetting the transmit and receive units, masks and * clears all interrupts, performing a PHY reset, and performing a link (MAC) * reset. **/ @@ -418,35 +541,44 @@ static s32 ixgbe_reset_hw_82598(struct ixgbe_hw *hw) u8 analog_val; /* Call adapter stop to disable tx/rx and clear interrupts */ - ixgbe_stop_adapter(hw); + hw->mac.ops.stop_adapter(hw); /* - * Power up the Atlas TX lanes if they are currently powered down. - * Atlas TX lanes are powered down for MAC loopback tests, but + * Power up the Atlas Tx lanes if they are currently powered down. + * Atlas Tx lanes are powered down for MAC loopback tests, but * they are not automatically restored on reset. */ - ixgbe_read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &analog_val); + hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &analog_val); if (analog_val & IXGBE_ATLAS_PDN_TX_REG_EN) { - /* Enable TX Atlas so packets can be transmitted again */ - ixgbe_read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &analog_val); + /* Enable Tx Atlas so packets can be transmitted again */ + hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, + &analog_val); analog_val &= ~IXGBE_ATLAS_PDN_TX_REG_EN; - ixgbe_write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, analog_val); + hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, + analog_val); - ixgbe_read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, &analog_val); + hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, + &analog_val); analog_val &= ~IXGBE_ATLAS_PDN_TX_10G_QL_ALL; - ixgbe_write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, analog_val); + hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, + analog_val); - ixgbe_read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, &analog_val); + hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, + &analog_val); analog_val &= ~IXGBE_ATLAS_PDN_TX_1G_QL_ALL; - ixgbe_write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, analog_val); + hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, + analog_val); - ixgbe_read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, &analog_val); + hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, + &analog_val); analog_val &= ~IXGBE_ATLAS_PDN_TX_AN_QL_ALL; - ixgbe_write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, analog_val); + hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, + analog_val); } /* Reset PHY */ - ixgbe_reset_phy(hw); + if (hw->phy.reset_disable == false) + hw->phy.ops.reset(hw); /* * Prevent the PCI-E bus from from hanging by disabling PCI-E master @@ -499,29 +631,311 @@ static s32 ixgbe_reset_hw_82598(struct ixgbe_hw *hw) IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc); } else { hw->mac.link_attach_type = - (autoc & IXGBE_AUTOC_LMS_ATTACH_TYPE); + (autoc & IXGBE_AUTOC_LMS_ATTACH_TYPE); hw->mac.link_mode_select = (autoc & IXGBE_AUTOC_LMS_MASK); hw->mac.link_settings_loaded = true; } /* Store the permanent mac address */ - ixgbe_get_mac_addr(hw, hw->mac.perm_addr); + hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr); return status; } +/** + * ixgbe_set_vmdq_82598 - Associate a VMDq set index with a rx address + * @hw: pointer to hardware struct + * @rar: receive address register index to associate with a VMDq index + * @vmdq: VMDq set index + **/ +s32 ixgbe_set_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) +{ + u32 rar_high; + + rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(rar)); + rar_high &= ~IXGBE_RAH_VIND_MASK; + rar_high |= ((vmdq << IXGBE_RAH_VIND_SHIFT) & IXGBE_RAH_VIND_MASK); + IXGBE_WRITE_REG(hw, IXGBE_RAH(rar), rar_high); + return 0; +} + +/** + * ixgbe_clear_vmdq_82598 - Disassociate a VMDq set index from an rx address + * @hw: pointer to hardware struct + * @rar: receive address register index to associate with a VMDq index + * @vmdq: VMDq clear index (not used in 82598, but elsewhere) + **/ +static s32 ixgbe_clear_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) +{ + u32 rar_high; + u32 rar_entries = hw->mac.num_rar_entries; + + if (rar < rar_entries) { + rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(rar)); + if (rar_high & IXGBE_RAH_VIND_MASK) { + rar_high &= ~IXGBE_RAH_VIND_MASK; + IXGBE_WRITE_REG(hw, IXGBE_RAH(rar), rar_high); + } + } else { + hw_dbg(hw, "RAR index %d is out of range.\n", rar); + } + + return 0; +} + +/** + * ixgbe_set_vfta_82598 - Set VLAN filter table + * @hw: pointer to hardware structure + * @vlan: VLAN id to write to VLAN filter + * @vind: VMDq output index that maps queue to VLAN id in VFTA + * @vlan_on: boolean flag to turn on/off VLAN in VFTA + * + * Turn on/off specified VLAN in the VLAN filter table. + **/ +s32 ixgbe_set_vfta_82598(struct ixgbe_hw *hw, u32 vlan, u32 vind, + bool vlan_on) +{ + u32 regindex; + u32 bitindex; + u32 bits; + u32 vftabyte; + + if (vlan > 4095) + return IXGBE_ERR_PARAM; + + /* Determine 32-bit word position in array */ + regindex = (vlan >> 5) & 0x7F; /* upper seven bits */ + + /* Determine the location of the (VMD) queue index */ + vftabyte = ((vlan >> 3) & 0x03); /* bits (4:3) indicating byte array */ + bitindex = (vlan & 0x7) << 2; /* lower 3 bits indicate nibble */ + + /* Set the nibble for VMD queue index */ + bits = IXGBE_READ_REG(hw, IXGBE_VFTAVIND(vftabyte, regindex)); + bits &= (~(0x0F << bitindex)); + bits |= (vind << bitindex); + IXGBE_WRITE_REG(hw, IXGBE_VFTAVIND(vftabyte, regindex), bits); + + /* Determine the location of the bit for this VLAN id */ + bitindex = vlan & 0x1F; /* lower five bits */ + + bits = IXGBE_READ_REG(hw, IXGBE_VFTA(regindex)); + if (vlan_on) + /* Turn on this VLAN id */ + bits |= (1 << bitindex); + else + /* Turn off this VLAN id */ + bits &= ~(1 << bitindex); + IXGBE_WRITE_REG(hw, IXGBE_VFTA(regindex), bits); + + return 0; +} + +/** + * ixgbe_clear_vfta_82598 - Clear VLAN filter table + * @hw: pointer to hardware structure + * + * Clears the VLAN filer table, and the VMDq index associated with the filter + **/ +static s32 ixgbe_clear_vfta_82598(struct ixgbe_hw *hw) +{ + u32 offset; + u32 vlanbyte; + + for (offset = 0; offset < hw->mac.vft_size; offset++) + IXGBE_WRITE_REG(hw, IXGBE_VFTA(offset), 0); + + for (vlanbyte = 0; vlanbyte < 4; vlanbyte++) + for (offset = 0; offset < hw->mac.vft_size; offset++) + IXGBE_WRITE_REG(hw, IXGBE_VFTAVIND(vlanbyte, offset), + 0); + + return 0; +} + +/** + * ixgbe_blink_led_start_82598 - Blink LED based on index. + * @hw: pointer to hardware structure + * @index: led number to blink + **/ +static s32 ixgbe_blink_led_start_82598(struct ixgbe_hw *hw, u32 index) +{ + ixgbe_link_speed speed = 0; + bool link_up = 0; + u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC); + u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); + + /* + * Link must be up to auto-blink the LEDs on the 82598EB MAC; + * force it if link is down. + */ + hw->mac.ops.check_link(hw, &speed, &link_up, false); + + if (!link_up) { + autoc_reg |= IXGBE_AUTOC_FLU; + IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg); + msleep(10); + } + + led_reg &= ~IXGBE_LED_MODE_MASK(index); + led_reg |= IXGBE_LED_BLINK(index); + IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg); + IXGBE_WRITE_FLUSH(hw); + + return 0; +} + +/** + * ixgbe_blink_led_stop_82598 - Stop blinking LED based on index. + * @hw: pointer to hardware structure + * @index: led number to stop blinking + **/ +static s32 ixgbe_blink_led_stop_82598(struct ixgbe_hw *hw, u32 index) +{ + u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC); + u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); + + autoc_reg &= ~IXGBE_AUTOC_FLU; + autoc_reg |= IXGBE_AUTOC_AN_RESTART; + IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg); + + led_reg &= ~IXGBE_LED_MODE_MASK(index); + led_reg &= ~IXGBE_LED_BLINK(index); + led_reg |= IXGBE_LED_LINK_ACTIVE << IXGBE_LED_MODE_SHIFT(index); + IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg); + IXGBE_WRITE_FLUSH(hw); + + return 0; +} + +/** + * ixgbe_read_analog_reg8_82598 - Reads 8 bit Atlas analog register + * @hw: pointer to hardware structure + * @reg: analog register to read + * @val: read value + * + * Performs read operation to Atlas analog register specified. + **/ +s32 ixgbe_read_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 *val) +{ + u32 atlas_ctl; + + IXGBE_WRITE_REG(hw, IXGBE_ATLASCTL, + IXGBE_ATLASCTL_WRITE_CMD | (reg << 8)); + IXGBE_WRITE_FLUSH(hw); + udelay(10); + atlas_ctl = IXGBE_READ_REG(hw, IXGBE_ATLASCTL); + *val = (u8)atlas_ctl; + + return 0; +} + +/** + * ixgbe_write_analog_reg8_82598 - Writes 8 bit Atlas analog register + * @hw: pointer to hardware structure + * @reg: atlas register to write + * @val: value to write + * + * Performs write operation to Atlas analog register specified. + **/ +s32 ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val) +{ + u32 atlas_ctl; + + atlas_ctl = (reg << 8) | val; + IXGBE_WRITE_REG(hw, IXGBE_ATLASCTL, atlas_ctl); + IXGBE_WRITE_FLUSH(hw); + udelay(10); + + return 0; +} + +/** + * ixgbe_get_supported_physical_layer_82598 - Returns physical layer type + * @hw: pointer to hardware structure + * + * Determines physical layer capabilities of the current configuration. + **/ +s32 ixgbe_get_supported_physical_layer_82598(struct ixgbe_hw *hw) +{ + s32 physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN; + + switch (hw->device_id) { + case IXGBE_DEV_ID_82598EB_CX4: + case IXGBE_DEV_ID_82598_CX4_DUAL_PORT: + physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_CX4; + break; + case IXGBE_DEV_ID_82598AF_DUAL_PORT: + case IXGBE_DEV_ID_82598AF_SINGLE_PORT: + physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_SR; + break; + case IXGBE_DEV_ID_82598EB_XF_LR: + physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_LR; + break; + + default: + physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN; + break; + } + + return physical_layer; +} + static struct ixgbe_mac_operations mac_ops_82598 = { - .reset = &ixgbe_reset_hw_82598, + .init_hw = &ixgbe_init_hw_generic, + .reset_hw = &ixgbe_reset_hw_82598, + .start_hw = &ixgbe_start_hw_generic, + .clear_hw_cntrs = &ixgbe_clear_hw_cntrs_generic, .get_media_type = &ixgbe_get_media_type_82598, + .get_supported_physical_layer = &ixgbe_get_supported_physical_layer_82598, + .get_mac_addr = &ixgbe_get_mac_addr_generic, + .stop_adapter = &ixgbe_stop_adapter_generic, + .read_analog_reg8 = &ixgbe_read_analog_reg8_82598, + .write_analog_reg8 = &ixgbe_write_analog_reg8_82598, .setup_link = &ixgbe_setup_mac_link_82598, - .check_link = &ixgbe_check_mac_link_82598, .setup_link_speed = &ixgbe_setup_mac_link_speed_82598, - .get_link_settings = &ixgbe_get_link_settings_82598, + .check_link = &ixgbe_check_mac_link_82598, + .get_link_capabilities = &ixgbe_get_link_capabilities_82598, + .led_on = &ixgbe_led_on_generic, + .led_off = &ixgbe_led_off_generic, + .blink_led_start = &ixgbe_blink_led_start_82598, + .blink_led_stop = &ixgbe_blink_led_stop_82598, + .set_rar = &ixgbe_set_rar_generic, + .clear_rar = &ixgbe_clear_rar_generic, + .set_vmdq = &ixgbe_set_vmdq_82598, + .clear_vmdq = &ixgbe_clear_vmdq_82598, + .init_rx_addrs = &ixgbe_init_rx_addrs_generic, + .update_uc_addr_list = &ixgbe_update_uc_addr_list_generic, + .update_mc_addr_list = &ixgbe_update_mc_addr_list_generic, + .enable_mc = &ixgbe_enable_mc_generic, + .disable_mc = &ixgbe_disable_mc_generic, + .clear_vfta = &ixgbe_clear_vfta_82598, + .set_vfta = &ixgbe_set_vfta_82598, + .setup_fc = &ixgbe_setup_fc_82598, +}; + +static struct ixgbe_eeprom_operations eeprom_ops_82598 = { + .init_params = &ixgbe_init_eeprom_params_generic, + .read = &ixgbe_read_eeprom_generic, + .validate_checksum = &ixgbe_validate_eeprom_checksum_generic, + .update_checksum = &ixgbe_update_eeprom_checksum_generic, +}; + +static struct ixgbe_phy_operations phy_ops_82598 = { + .identify = &ixgbe_identify_phy_generic, + /* .identify_sfp = &ixgbe_identify_sfp_module_generic, */ + .reset = &ixgbe_reset_phy_generic, + .read_reg = &ixgbe_read_phy_reg_generic, + .write_reg = &ixgbe_write_phy_reg_generic, + .setup_link = &ixgbe_setup_phy_link_generic, + .setup_link_speed = &ixgbe_setup_phy_link_speed_generic, }; struct ixgbe_info ixgbe_82598_info = { .mac = ixgbe_mac_82598EB, .get_invariants = &ixgbe_get_invariants_82598, .mac_ops = &mac_ops_82598, + .eeprom_ops = &eeprom_ops_82598, + .phy_ops = &phy_ops_82598, }; diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c index 7fd6aeb1b02..f67c68404bb 100644 --- a/drivers/net/ixgbe/ixgbe_common.c +++ b/drivers/net/ixgbe/ixgbe_common.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2007 Intel Corporation. + Copyright(c) 1999 - 2008 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -20,7 +20,6 @@ the file called "COPYING". Contact Information: - Linux NICS <linux.nics@intel.com> e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -33,20 +32,28 @@ #include "ixgbe_common.h" #include "ixgbe_phy.h" -static s32 ixgbe_clear_hw_cntrs(struct ixgbe_hw *hw); - static s32 ixgbe_poll_eeprom_eerd_done(struct ixgbe_hw *hw); +static s32 ixgbe_acquire_eeprom(struct ixgbe_hw *hw); static s32 ixgbe_get_eeprom_semaphore(struct ixgbe_hw *hw); static void ixgbe_release_eeprom_semaphore(struct ixgbe_hw *hw); +static s32 ixgbe_ready_eeprom(struct ixgbe_hw *hw); +static void ixgbe_standby_eeprom(struct ixgbe_hw *hw); +static void ixgbe_shift_out_eeprom_bits(struct ixgbe_hw *hw, u16 data, + u16 count); +static u16 ixgbe_shift_in_eeprom_bits(struct ixgbe_hw *hw, u16 count); +static void ixgbe_raise_eeprom_clk(struct ixgbe_hw *hw, u32 *eec); +static void ixgbe_lower_eeprom_clk(struct ixgbe_hw *hw, u32 *eec); +static void ixgbe_release_eeprom(struct ixgbe_hw *hw); static u16 ixgbe_calc_eeprom_checksum(struct ixgbe_hw *hw); -static s32 ixgbe_clear_vfta(struct ixgbe_hw *hw); -static s32 ixgbe_init_rx_addrs(struct ixgbe_hw *hw); +static void ixgbe_enable_rar(struct ixgbe_hw *hw, u32 index); +static void ixgbe_disable_rar(struct ixgbe_hw *hw, u32 index); static s32 ixgbe_mta_vector(struct ixgbe_hw *hw, u8 *mc_addr); static void ixgbe_add_mc_addr(struct ixgbe_hw *hw, u8 *mc_addr); +static void ixgbe_add_uc_addr(struct ixgbe_hw *hw, u8 *addr, u32 vmdq); /** - * ixgbe_start_hw - Prepare hardware for TX/RX + * ixgbe_start_hw_generic - Prepare hardware for Tx/Rx * @hw: pointer to hardware structure * * Starts the hardware by filling the bus info structure and media type, clears @@ -54,7 +61,7 @@ static void ixgbe_add_mc_addr(struct ixgbe_hw *hw, u8 *mc_addr); * table, VLAN filter table, calls routine to set up link and flow control * settings, and leaves transmit and receive units disabled and uninitialized **/ -s32 ixgbe_start_hw(struct ixgbe_hw *hw) +s32 ixgbe_start_hw_generic(struct ixgbe_hw *hw) { u32 ctrl_ext; @@ -62,22 +69,22 @@ s32 ixgbe_start_hw(struct ixgbe_hw *hw) hw->phy.media_type = hw->mac.ops.get_media_type(hw); /* Identify the PHY */ - ixgbe_identify_phy(hw); + hw->phy.ops.identify(hw); /* * Store MAC address from RAR0, clear receive address registers, and * clear the multicast table */ - ixgbe_init_rx_addrs(hw); + hw->mac.ops.init_rx_addrs(hw); /* Clear the VLAN filter table */ - ixgbe_clear_vfta(hw); + hw->mac.ops.clear_vfta(hw); /* Set up link */ hw->mac.ops.setup_link(hw); /* Clear statistics registers */ - ixgbe_clear_hw_cntrs(hw); + hw->mac.ops.clear_hw_cntrs(hw); /* Set No Snoop Disable */ ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); @@ -92,34 +99,34 @@ s32 ixgbe_start_hw(struct ixgbe_hw *hw) } /** - * ixgbe_init_hw - Generic hardware initialization + * ixgbe_init_hw_generic - Generic hardware initialization * @hw: pointer to hardware structure * - * Initialize the hardware by reseting the hardware, filling the bus info + * Initialize the hardware by resetting the hardware, filling the bus info * structure and media type, clears all on chip counters, initializes receive * address registers, multicast table, VLAN filter table, calls routine to set * up link and flow control settings, and leaves transmit and receive units * disabled and uninitialized **/ -s32 ixgbe_init_hw(struct ixgbe_hw *hw) +s32 ixgbe_init_hw_generic(struct ixgbe_hw *hw) { /* Reset the hardware */ - hw->mac.ops.reset(hw); + hw->mac.ops.reset_hw(hw); /* Start the HW */ - ixgbe_start_hw(hw); + hw->mac.ops.start_hw(hw); return 0; } /** - * ixgbe_clear_hw_cntrs - Generic clear hardware counters + * ixgbe_clear_hw_cntrs_generic - Generic clear hardware counters * @hw: pointer to hardware structure * * Clears all hardware statistics counters by reading them from the hardware * Statistics counters are clear on read. **/ -static s32 ixgbe_clear_hw_cntrs(struct ixgbe_hw *hw) +s32 ixgbe_clear_hw_cntrs_generic(struct ixgbe_hw *hw) { u16 i = 0; @@ -191,7 +198,36 @@ static s32 ixgbe_clear_hw_cntrs(struct ixgbe_hw *hw) } /** - * ixgbe_get_mac_addr - Generic get MAC address + * ixgbe_read_pba_num_generic - Reads part number from EEPROM + * @hw: pointer to hardware structure + * @pba_num: stores the part number from the EEPROM + * + * Reads the part number from the EEPROM. + **/ +s32 ixgbe_read_pba_num_generic(struct ixgbe_hw *hw, u32 *pba_num) +{ + s32 ret_val; + u16 data; + + ret_val = hw->eeprom.ops.read(hw, IXGBE_PBANUM0_PTR, &data); + if (ret_val) { + hw_dbg(hw, "NVM Read Error\n"); + return ret_val; + } + *pba_num = (u32)(data << 16); + + ret_val = hw->eeprom.ops.read(hw, IXGBE_PBANUM1_PTR, &data); + if (ret_val) { + hw_dbg(hw, "NVM Read Error\n"); + return ret_val; + } + *pba_num |= data; + + return 0; +} + +/** + * ixgbe_get_mac_addr_generic - Generic get MAC address * @hw: pointer to hardware structure * @mac_addr: Adapter MAC address * @@ -199,7 +235,7 @@ static s32 ixgbe_clear_hw_cntrs(struct ixgbe_hw *hw) * A reset of the adapter must be performed prior to calling this function * in order for the MAC address to have been loaded from the EEPROM into RAR0 **/ -s32 ixgbe_get_mac_addr(struct ixgbe_hw *hw, u8 *mac_addr) +s32 ixgbe_get_mac_addr_generic(struct ixgbe_hw *hw, u8 *mac_addr) { u32 rar_high; u32 rar_low; @@ -217,30 +253,8 @@ s32 ixgbe_get_mac_addr(struct ixgbe_hw *hw, u8 *mac_addr) return 0; } -s32 ixgbe_read_part_num(struct ixgbe_hw *hw, u32 *part_num) -{ - s32 ret_val; - u16 data; - - ret_val = ixgbe_read_eeprom(hw, IXGBE_PBANUM0_PTR, &data); - if (ret_val) { - hw_dbg(hw, "NVM Read Error\n"); - return ret_val; - } - *part_num = (u32)(data << 16); - - ret_val = ixgbe_read_eeprom(hw, IXGBE_PBANUM1_PTR, &data); - if (ret_val) { - hw_dbg(hw, "NVM Read Error\n"); - return ret_val; - } - *part_num |= data; - - return 0; -} - /** - * ixgbe_stop_adapter - Generic stop TX/RX units + * ixgbe_stop_adapter_generic - Generic stop Tx/Rx units * @hw: pointer to hardware structure * * Sets the adapter_stopped flag within ixgbe_hw struct. Clears interrupts, @@ -248,7 +262,7 @@ s32 ixgbe_read_part_num(struct ixgbe_hw *hw, u32 *part_num) * the shared code and drivers to determine if the adapter is in a stopped * state and should not touch the hardware. **/ -s32 ixgbe_stop_adapter(struct ixgbe_hw *hw) +s32 ixgbe_stop_adapter_generic(struct ixgbe_hw *hw) { u32 number_of_queues; u32 reg_val; @@ -264,6 +278,7 @@ s32 ixgbe_stop_adapter(struct ixgbe_hw *hw) reg_val = IXGBE_READ_REG(hw, IXGBE_RXCTRL); reg_val &= ~(IXGBE_RXCTRL_RXEN); IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, reg_val); + IXGBE_WRITE_FLUSH(hw); msleep(2); /* Clear interrupt mask to stop from interrupts being generated */ @@ -273,7 +288,7 @@ s32 ixgbe_stop_adapter(struct ixgbe_hw *hw) IXGBE_READ_REG(hw, IXGBE_EICR); /* Disable the transmit unit. Each queue must be disabled. */ - number_of_queues = hw->mac.num_tx_queues; + number_of_queues = hw->mac.max_tx_queues; for (i = 0; i < number_of_queues; i++) { reg_val = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i)); if (reg_val & IXGBE_TXDCTL_ENABLE) { @@ -282,15 +297,22 @@ s32 ixgbe_stop_adapter(struct ixgbe_hw *hw) } } + /* + * Prevent the PCI-E bus from from hanging by disabling PCI-E master + * access and verify no pending requests + */ + if (ixgbe_disable_pcie_master(hw) != 0) + hw_dbg(hw, "PCI-E Master disable polling has failed.\n"); + return 0; } /** - * ixgbe_led_on - Turns on the software controllable LEDs. + * ixgbe_led_on_generic - Turns on the software controllable LEDs. * @hw: pointer to hardware structure * @index: led number to turn on **/ -s32 ixgbe_led_on(struct ixgbe_hw *hw, u32 index) +s32 ixgbe_led_on_generic(struct ixgbe_hw *hw, u32 index) { u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); @@ -304,11 +326,11 @@ s32 ixgbe_led_on(struct ixgbe_hw *hw, u32 index) } /** - * ixgbe_led_off - Turns off the software controllable LEDs. + * ixgbe_led_off_generic - Turns off the software controllable LEDs. * @hw: pointer to hardware structure * @index: led number to turn off **/ -s32 ixgbe_led_off(struct ixgbe_hw *hw, u32 index) +s32 ixgbe_led_off_generic(struct ixgbe_hw *hw, u32 index) { u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); @@ -321,15 +343,14 @@ s32 ixgbe_led_off(struct ixgbe_hw *hw, u32 index) return 0; } - /** - * ixgbe_init_eeprom - Initialize EEPROM params + * ixgbe_init_eeprom_params_generic - Initialize EEPROM params * @hw: pointer to hardware structure * * Initializes the EEPROM parameters ixgbe_eeprom_info within the * ixgbe_hw struct in order to set up EEPROM access. **/ -s32 ixgbe_init_eeprom(struct ixgbe_hw *hw) +s32 ixgbe_init_eeprom_params_generic(struct ixgbe_hw *hw) { struct ixgbe_eeprom_info *eeprom = &hw->eeprom; u32 eec; @@ -337,6 +358,9 @@ s32 ixgbe_init_eeprom(struct ixgbe_hw *hw) if (eeprom->type == ixgbe_eeprom_uninitialized) { eeprom->type = ixgbe_eeprom_none; + /* Set default semaphore delay to 10ms which is a well + * tested value */ + eeprom->semaphore_delay = 10; /* * Check for EEPROM present first. @@ -369,18 +393,85 @@ s32 ixgbe_init_eeprom(struct ixgbe_hw *hw) } /** - * ixgbe_read_eeprom - Read EEPROM word using EERD + * ixgbe_read_eeprom_bit_bang_generic - Read EEPROM word using bit-bang + * @hw: pointer to hardware structure + * @offset: offset within the EEPROM to be read + * @data: read 16 bit value from EEPROM + * + * Reads 16 bit value from EEPROM through bit-bang method + **/ +s32 ixgbe_read_eeprom_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, + u16 *data) +{ + s32 status; + u16 word_in; + u8 read_opcode = IXGBE_EEPROM_READ_OPCODE_SPI; + + hw->eeprom.ops.init_params(hw); + + if (offset >= hw->eeprom.word_size) { + status = IXGBE_ERR_EEPROM; + goto out; + } + + /* Prepare the EEPROM for reading */ + status = ixgbe_acquire_eeprom(hw); + + if (status == 0) { + if (ixgbe_ready_eeprom(hw) != 0) { + ixgbe_release_eeprom(hw); + status = IXGBE_ERR_EEPROM; + } + } + + if (status == 0) { + ixgbe_standby_eeprom(hw); + + /* + * Some SPI eeproms use the 8th address bit embedded in the + * opcode + */ + if ((hw->eeprom.address_bits == 8) && (offset >= 128)) + read_opcode |= IXGBE_EEPROM_A8_OPCODE_SPI; + + /* Send the READ command (opcode + addr) */ + ixgbe_shift_out_eeprom_bits(hw, read_opcode, + IXGBE_EEPROM_OPCODE_BITS); + ixgbe_shift_out_eeprom_bits(hw, (u16)(offset*2), + hw->eeprom.address_bits); + + /* Read the data. */ + word_in = ixgbe_shift_in_eeprom_bits(hw, 16); + *data = (word_in >> 8) | (word_in << 8); + + /* End this read operation */ + ixgbe_release_eeprom(hw); + } + +out: + return status; +} + +/** + * ixgbe_read_eeprom_generic - Read EEPROM word using EERD * @hw: pointer to hardware structure * @offset: offset of word in the EEPROM to read * @data: word read from the EEPROM * * Reads a 16 bit word from the EEPROM using the EERD register. **/ -s32 ixgbe_read_eeprom(struct ixgbe_hw *hw, u16 offset, u16 *data) +s32 ixgbe_read_eeprom_generic(struct ixgbe_hw *hw, u16 offset, u16 *data) { u32 eerd; s32 status; + hw->eeprom.ops.init_params(hw); + + if (offset >= hw->eeprom.word_size) { + status = IXGBE_ERR_EEPROM; + goto out; + } + eerd = (offset << IXGBE_EEPROM_READ_ADDR_SHIFT) + IXGBE_EEPROM_READ_REG_START; @@ -389,10 +480,11 @@ s32 ixgbe_read_eeprom(struct ixgbe_hw *hw, u16 offset, u16 *data) if (status == 0) *data = (IXGBE_READ_REG(hw, IXGBE_EERD) >> - IXGBE_EEPROM_READ_REG_DATA); + IXGBE_EEPROM_READ_REG_DATA); else hw_dbg(hw, "Eeprom read timed out\n"); +out: return status; } @@ -420,6 +512,58 @@ static s32 ixgbe_poll_eeprom_eerd_done(struct ixgbe_hw *hw) } /** + * ixgbe_acquire_eeprom - Acquire EEPROM using bit-bang + * @hw: pointer to hardware structure + * + * Prepares EEPROM for access using bit-bang method. This function should + * be called before issuing a command to the EEPROM. + **/ +static s32 ixgbe_acquire_eeprom(struct ixgbe_hw *hw) +{ + s32 status = 0; + u32 eec; + u32 i; + + if (ixgbe_acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) != 0) + status = IXGBE_ERR_SWFW_SYNC; + + if (status == 0) { + eec = IXGBE_READ_REG(hw, IXGBE_EEC); + + /* Request EEPROM Access */ + eec |= IXGBE_EEC_REQ; + IXGBE_WRITE_REG(hw, IXGBE_EEC, eec); + + for (i = 0; i < IXGBE_EEPROM_GRANT_ATTEMPTS; i++) { + eec = IXGBE_READ_REG(hw, IXGBE_EEC); + if (eec & IXGBE_EEC_GNT) + break; + udelay(5); + } + + /* Release if grant not acquired */ + if (!(eec & IXGBE_EEC_GNT)) { + eec &= ~IXGBE_EEC_REQ; + IXGBE_WRITE_REG(hw, IXGBE_EEC, eec); + hw_dbg(hw, "Could not acquire EEPROM grant\n"); + + ixgbe_release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); + status = IXGBE_ERR_EEPROM; + } + } + + /* Setup EEPROM for Read/Write */ + if (status == 0) { + /* Clear CS and SK */ + eec &= ~(IXGBE_EEC_CS | IXGBE_EEC_SK); + IXGBE_WRITE_REG(hw, IXGBE_EEC, eec); + IXGBE_WRITE_FLUSH(hw); + udelay(1); + } + return status; +} + +/** * ixgbe_get_eeprom_semaphore - Get hardware semaphore * @hw: pointer to hardware structure * @@ -475,7 +619,7 @@ static s32 ixgbe_get_eeprom_semaphore(struct ixgbe_hw *hw) */ if (i >= timeout) { hw_dbg(hw, "Driver can't access the Eeprom - Semaphore " - "not granted.\n"); + "not granted.\n"); ixgbe_release_eeprom_semaphore(hw); status = IXGBE_ERR_EEPROM; } @@ -503,6 +647,217 @@ static void ixgbe_release_eeprom_semaphore(struct ixgbe_hw *hw) } /** + * ixgbe_ready_eeprom - Polls for EEPROM ready + * @hw: pointer to hardware structure + **/ +static s32 ixgbe_ready_eeprom(struct ixgbe_hw *hw) +{ + s32 status = 0; + u16 i; + u8 spi_stat_reg; + + /* + * Read "Status Register" repeatedly until the LSB is cleared. The + * EEPROM will signal that the command has been completed by clearing + * bit 0 of the internal status register. If it's not cleared within + * 5 milliseconds, then error out. + */ + for (i = 0; i < IXGBE_EEPROM_MAX_RETRY_SPI; i += 5) { + ixgbe_shift_out_eeprom_bits(hw, IXGBE_EEPROM_RDSR_OPCODE_SPI, + IXGBE_EEPROM_OPCODE_BITS); + spi_stat_reg = (u8)ixgbe_shift_in_eeprom_bits(hw, 8); + if (!(spi_stat_reg & IXGBE_EEPROM_STATUS_RDY_SPI)) + break; + + udelay(5); + ixgbe_standby_eeprom(hw); + }; + + /* + * On some parts, SPI write time could vary from 0-20mSec on 3.3V + * devices (and only 0-5mSec on 5V devices) + */ + if (i >= IXGBE_EEPROM_MAX_RETRY_SPI) { + hw_dbg(hw, "SPI EEPROM Status error\n"); + status = IXGBE_ERR_EEPROM; + } + + return status; +} + +/** + * ixgbe_standby_eeprom - Returns EEPROM to a "standby" state + * @hw: pointer to hardware structure + **/ +static void ixgbe_standby_eeprom(struct ixgbe_hw *hw) +{ + u32 eec; + + eec = IXGBE_READ_REG(hw, IXGBE_EEC); + + /* Toggle CS to flush commands */ + eec |= IXGBE_EEC_CS; + IXGBE_WRITE_REG(hw, IXGBE_EEC, eec); + IXGBE_WRITE_FLUSH(hw); + udelay(1); + eec &= ~IXGBE_EEC_CS; + IXGBE_WRITE_REG(hw, IXGBE_EEC, eec); + IXGBE_WRITE_FLUSH(hw); + udelay(1); +} + +/** + * ixgbe_shift_out_eeprom_bits - Shift data bits out to the EEPROM. + * @hw: pointer to hardware structure + * @data: data to send to the EEPROM + * @count: number of bits to shift out + **/ +static void ixgbe_shift_out_eeprom_bits(struct ixgbe_hw *hw, u16 data, + u16 count) +{ + u32 eec; + u32 mask; + u32 i; + + eec = IXGBE_READ_REG(hw, IXGBE_EEC); + + /* + * Mask is used to shift "count" bits of "data" out to the EEPROM + * one bit at a time. Determine the starting bit based on count + */ + mask = 0x01 << (count - 1); + + for (i = 0; i < count; i++) { + /* + * A "1" is shifted out to the EEPROM by setting bit "DI" to a + * "1", and then raising and then lowering the clock (the SK + * bit controls the clock input to the EEPROM). A "0" is + * shifted out to the EEPROM by setting "DI" to "0" and then + * raising and then lowering the clock. + */ + if (data & mask) + eec |= IXGBE_EEC_DI; + else + eec &= ~IXGBE_EEC_DI; + + IXGBE_WRITE_REG(hw, IXGBE_EEC, eec); + IXGBE_WRITE_FLUSH(hw); + + udelay(1); + + ixgbe_raise_eeprom_clk(hw, &eec); + ixgbe_lower_eeprom_clk(hw, &eec); + + /* + * Shift mask to signify next bit of data to shift in to the + * EEPROM + */ + mask = mask >> 1; + }; + + /* We leave the "DI" bit set to "0" when we leave this routine. */ + eec &= ~IXGBE_EEC_DI; + IXGBE_WRITE_REG(hw, IXGBE_EEC, eec); + IXGBE_WRITE_FLUSH(hw); +} + +/** + * ixgbe_shift_in_eeprom_bits - Shift data bits in from the EEPROM + * @hw: pointer to hardware structure + **/ +static u16 ixgbe_shift_in_eeprom_bits(struct ixgbe_hw *hw, u16 count) +{ + u32 eec; + u32 i; + u16 data = 0; + + /* + * In order to read a register from the EEPROM, we need to shift + * 'count' bits in from the EEPROM. Bits are "shifted in" by raising + * the clock input to the EEPROM (setting the SK bit), and then reading + * the value of the "DO" bit. During this "shifting in" process the + * "DI" bit should always be clear. + */ + eec = IXGBE_READ_REG(hw, IXGBE_EEC); + + eec &= ~(IXGBE_EEC_DO | IXGBE_EEC_DI); + + for (i = 0; i < count; i++) { + data = data << 1; + ixgbe_raise_eeprom_clk(hw, &eec); + + eec = IXGBE_READ_REG(hw, IXGBE_EEC); + + eec &= ~(IXGBE_EEC_DI); + if (eec & IXGBE_EEC_DO) + data |= 1; + + ixgbe_lower_eeprom_clk(hw, &eec); + } + + return data; +} + +/** + * ixgbe_raise_eeprom_clk - Raises the EEPROM's clock input. + * @hw: pointer to hardware structure + * @eec: EEC register's current value + **/ +static void ixgbe_raise_eeprom_clk(struct ixgbe_hw *hw, u32 *eec) +{ + /* + * Raise the clock input to the EEPROM + * (setting the SK bit), then delay + */ + *eec = *eec | IXGBE_EEC_SK; + IXGBE_WRITE_REG(hw, IXGBE_EEC, *eec); + IXGBE_WRITE_FLUSH(hw); + udelay(1); +} + +/** + * ixgbe_lower_eeprom_clk - Lowers the EEPROM's clock input. + * @hw: pointer to hardware structure + * @eecd: EECD's current value + **/ +static void ixgbe_lower_eeprom_clk(struct ixgbe_hw *hw, u32 *eec) +{ + /* + * Lower the clock input to the EEPROM (clearing the SK bit), then + * delay + */ + *eec = *eec & ~IXGBE_EEC_SK; + IXGBE_WRITE_REG(hw, IXGBE_EEC, *eec); + IXGBE_WRITE_FLUSH(hw); + udelay(1); +} + +/** + * ixgbe_release_eeprom - Release EEPROM, release semaphores + * @hw: pointer to hardware structure + **/ +static void ixgbe_release_eeprom(struct ixgbe_hw *hw) +{ + u32 eec; + + eec = IXGBE_READ_REG(hw, IXGBE_EEC); + + eec |= IXGBE_EEC_CS; /* Pull CS high */ + eec &= ~IXGBE_EEC_SK; /* Lower SCK */ + + IXGBE_WRITE_REG(hw, IXGBE_EEC, eec); + IXGBE_WRITE_FLUSH(hw); + + udelay(1); + + /* Stop requesting EEPROM access */ + eec &= ~IXGBE_EEC_REQ; + IXGBE_WRITE_REG(hw, IXGBE_EEC, eec); + + ixgbe_release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); +} + +/** * ixgbe_calc_eeprom_checksum - Calculates and returns the checksum * @hw: pointer to hardware structure **/ @@ -517,7 +872,7 @@ static u16 ixgbe_calc_eeprom_checksum(struct ixgbe_hw *hw) /* Include 0x0-0x3F in the checksum */ for (i = 0; i < IXGBE_EEPROM_CHECKSUM; i++) { - if (ixgbe_read_eeprom(hw, i, &word) != 0) { + if (hw->eeprom.ops.read(hw, i, &word) != 0) { hw_dbg(hw, "EEPROM read failed\n"); break; } @@ -526,15 +881,15 @@ static u16 ixgbe_calc_eeprom_checksum(struct ixgbe_hw *hw) /* Include all data from pointers except for the fw pointer */ for (i = IXGBE_PCIE_ANALOG_PTR; i < IXGBE_FW_PTR; i++) { - ixgbe_read_eeprom(hw, i, &pointer); + hw->eeprom.ops.read(hw, i, &pointer); /* Make sure the pointer seems valid */ if (pointer != 0xFFFF && pointer != 0) { - ixgbe_read_eeprom(hw, pointer, &length); + hw->eeprom.ops.read(hw, pointer, &length); if (length != 0xFFFF && length != 0) { for (j = pointer+1; j <= pointer+length; j++) { - ixgbe_read_eeprom(hw, j, &word); + hw->eeprom.ops.read(hw, j, &word); checksum += word; } } @@ -547,14 +902,15 @@ static u16 ixgbe_calc_eeprom_checksum(struct ixgbe_hw *hw) } /** - * ixgbe_validate_eeprom_checksum - Validate EEPROM checksum + * ixgbe_validate_eeprom_checksum_generic - Validate EEPROM checksum * @hw: pointer to hardware structure * @checksum_val: calculated checksum * * Performs checksum calculation and validates the EEPROM checksum. If the * caller does not need checksum_val, the value can be NULL. **/ -s32 ixgbe_validate_eeprom_checksum(struct ixgbe_hw *hw, u16 *checksum_val) +s32 ixgbe_validate_eeprom_checksum_generic(struct ixgbe_hw *hw, + u16 *checksum_val) { s32 status; u16 checksum; @@ -565,12 +921,12 @@ s32 ixgbe_validate_eeprom_checksum(struct ixgbe_hw *hw, u16 *checksum_val) * not continue or we could be in for a very long wait while every * EEPROM read fails */ - status = ixgbe_read_eeprom(hw, 0, &checksum); + status = hw->eeprom.ops.read(hw, 0, &checksum); if (status == 0) { checksum = ixgbe_calc_eeprom_checksum(hw); - ixgbe_read_eeprom(hw, IXGBE_EEPROM_CHECKSUM, &read_checksum); + hw->eeprom.ops.read(hw, IXGBE_EEPROM_CHECKSUM, &read_checksum); /* * Verify read checksum from EEPROM is the same as @@ -590,6 +946,33 @@ s32 ixgbe_validate_eeprom_checksum(struct ixgbe_hw *hw, u16 *checksum_val) } /** + * ixgbe_update_eeprom_checksum_generic - Updates the EEPROM checksum + * @hw: pointer to hardware structure + **/ +s32 ixgbe_update_eeprom_checksum_generic(struct ixgbe_hw *hw) +{ + s32 status; + u16 checksum; + + /* + * Read the first word from the EEPROM. If this times out or fails, do + * not continue or we could be in for a very long wait while every + * EEPROM read fails + */ + status = hw->eeprom.ops.read(hw, 0, &checksum); + + if (status == 0) { + checksum = ixgbe_calc_eeprom_checksum(hw); + status = hw->eeprom.ops.write(hw, IXGBE_EEPROM_CHECKSUM, + checksum); + } else { + hw_dbg(hw, "EEPROM read failed\n"); + } + + return status; +} + +/** * ixgbe_validate_mac_addr - Validate MAC address * @mac_addr: pointer to MAC address. * @@ -607,61 +990,140 @@ s32 ixgbe_validate_mac_addr(u8 *mac_addr) status = IXGBE_ERR_INVALID_MAC_ADDR; /* Reject the zero address */ else if (mac_addr[0] == 0 && mac_addr[1] == 0 && mac_addr[2] == 0 && - mac_addr[3] == 0 && mac_addr[4] == 0 && mac_addr[5] == 0) + mac_addr[3] == 0 && mac_addr[4] == 0 && mac_addr[5] == 0) status = IXGBE_ERR_INVALID_MAC_ADDR; return status; } /** - * ixgbe_set_rar - Set RX address register + * ixgbe_set_rar_generic - Set Rx address register * @hw: pointer to hardware structure - * @addr: Address to put into receive address register * @index: Receive address register to write - * @vind: Vind to set RAR to + * @addr: Address to put into receive address register + * @vmdq: VMDq "set" or "pool" index * @enable_addr: set flag that address is active * * Puts an ethernet address into a receive address register. **/ -s32 ixgbe_set_rar(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vind, - u32 enable_addr) +s32 ixgbe_set_rar_generic(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq, + u32 enable_addr) { u32 rar_low, rar_high; + u32 rar_entries = hw->mac.num_rar_entries; - /* - * HW expects these in little endian so we reverse the byte order from - * network order (big endian) to little endian - */ - rar_low = ((u32)addr[0] | - ((u32)addr[1] << 8) | - ((u32)addr[2] << 16) | - ((u32)addr[3] << 24)); + /* setup VMDq pool selection before this RAR gets enabled */ + hw->mac.ops.set_vmdq(hw, index, vmdq); - rar_high = ((u32)addr[4] | - ((u32)addr[5] << 8) | - ((vind << IXGBE_RAH_VIND_SHIFT) & IXGBE_RAH_VIND_MASK)); + /* Make sure we are using a valid rar index range */ + if (index < rar_entries) { + /* + * HW expects these in little endian so we reverse the byte + * order from network order (big endian) to little endian + */ + rar_low = ((u32)addr[0] | + ((u32)addr[1] << 8) | + ((u32)addr[2] << 16) | + ((u32)addr[3] << 24)); + /* + * Some parts put the VMDq setting in the extra RAH bits, + * so save everything except the lower 16 bits that hold part + * of the address and the address valid bit. + */ + rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(index)); + rar_high &= ~(0x0000FFFF | IXGBE_RAH_AV); + rar_high |= ((u32)addr[4] | ((u32)addr[5] << 8)); - if (enable_addr != 0) - rar_high |= IXGBE_RAH_AV; + if (enable_addr != 0) + rar_high |= IXGBE_RAH_AV; - IXGBE_WRITE_REG(hw, IXGBE_RAL(index), rar_low); - IXGBE_WRITE_REG(hw, IXGBE_RAH(index), rar_high); + IXGBE_WRITE_REG(hw, IXGBE_RAL(index), rar_low); + IXGBE_WRITE_REG(hw, IXGBE_RAH(index), rar_high); + } else { + hw_dbg(hw, "RAR index %d is out of range.\n", index); + } return 0; } /** - * ixgbe_init_rx_addrs - Initializes receive address filters. + * ixgbe_clear_rar_generic - Remove Rx address register + * @hw: pointer to hardware structure + * @index: Receive address register to write + * + * Clears an ethernet address from a receive address register. + **/ +s32 ixgbe_clear_rar_generic(struct ixgbe_hw *hw, u32 index) +{ + u32 rar_high; + u32 rar_entries = hw->mac.num_rar_entries; + + /* Make sure we are using a valid rar index range */ + if (index < rar_entries) { + /* + * Some parts put the VMDq setting in the extra RAH bits, + * so save everything except the lower 16 bits that hold part + * of the address and the address valid bit. + */ + rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(index)); + rar_high &= ~(0x0000FFFF | IXGBE_RAH_AV); + + IXGBE_WRITE_REG(hw, IXGBE_RAL(index), 0); + IXGBE_WRITE_REG(hw, IXGBE_RAH(index), rar_high); + } else { + hw_dbg(hw, "RAR index %d is out of range.\n", index); + } + + /* clear VMDq pool/queue selection for this RAR */ + hw->mac.ops.clear_vmdq(hw, index, IXGBE_CLEAR_VMDQ_ALL); + + return 0; +} + +/** + * ixgbe_enable_rar - Enable Rx address register + * @hw: pointer to hardware structure + * @index: index into the RAR table + * + * Enables the select receive address register. + **/ +static void ixgbe_enable_rar(struct ixgbe_hw *hw, u32 index) +{ + u32 rar_high; + + rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(index)); + rar_high |= IXGBE_RAH_AV; + IXGBE_WRITE_REG(hw, IXGBE_RAH(index), rar_high); +} + +/** + * ixgbe_disable_rar - Disable Rx address register + * @hw: pointer to hardware structure + * @index: index into the RAR table + * + * Disables the select receive address register. + **/ +static void ixgbe_disable_rar(struct ixgbe_hw *hw, u32 index) +{ + u32 rar_high; + + rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(index)); + rar_high &= (~IXGBE_RAH_AV); + IXGBE_WRITE_REG(hw, IXGBE_RAH(index), rar_high); +} + +/** + * ixgbe_init_rx_addrs_generic - Initializes receive address filters. * @hw: pointer to hardware structure * * Places the MAC address in receive address register 0 and clears the rest - * of the receive addresss registers. Clears the multicast table. Assumes + * of the receive address registers. Clears the multicast table. Assumes * the receiver is in reset when the routine is called. **/ -static s32 ixgbe_init_rx_addrs(struct ixgbe_hw *hw) +s32 ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw) { u32 i; - u32 rar_entries = hw->mac.num_rx_addrs; + u32 rar_entries = hw->mac.num_rar_entries; /* * If the current mac address is valid, assume it is a software override @@ -671,29 +1133,30 @@ static s32 ixgbe_init_rx_addrs(struct ixgbe_hw *hw) if (ixgbe_validate_mac_addr(hw->mac.addr) == IXGBE_ERR_INVALID_MAC_ADDR) { /* Get the MAC address from the RAR0 for later reference */ - ixgbe_get_mac_addr(hw, hw->mac.addr); + hw->mac.ops.get_mac_addr(hw, hw->mac.addr); hw_dbg(hw, " Keeping Current RAR0 Addr =%.2X %.2X %.2X ", - hw->mac.addr[0], hw->mac.addr[1], - hw->mac.addr[2]); + hw->mac.addr[0], hw->mac.addr[1], + hw->mac.addr[2]); hw_dbg(hw, "%.2X %.2X %.2X\n", hw->mac.addr[3], - hw->mac.addr[4], hw->mac.addr[5]); + hw->mac.addr[4], hw->mac.addr[5]); } else { /* Setup the receive address. */ hw_dbg(hw, "Overriding MAC Address in RAR[0]\n"); hw_dbg(hw, " New MAC Addr =%.2X %.2X %.2X ", - hw->mac.addr[0], hw->mac.addr[1], - hw->mac.addr[2]); + hw->mac.addr[0], hw->mac.addr[1], + hw->mac.addr[2]); hw_dbg(hw, "%.2X %.2X %.2X\n", hw->mac.addr[3], - hw->mac.addr[4], hw->mac.addr[5]); + hw->mac.addr[4], hw->mac.addr[5]); - ixgbe_set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV); + hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV); } + hw->addr_ctrl.overflow_promisc = 0; hw->addr_ctrl.rar_used_count = 1; /* Zero out the other receive addresses. */ - hw_dbg(hw, "Clearing RAR[1-15]\n"); + hw_dbg(hw, "Clearing RAR[1-%d]\n", rar_entries - 1); for (i = 1; i < rar_entries; i++) { IXGBE_WRITE_REG(hw, IXGBE_RAL(i), 0); IXGBE_WRITE_REG(hw, IXGBE_RAH(i), 0); @@ -705,9 +1168,113 @@ static s32 ixgbe_init_rx_addrs(struct ixgbe_hw *hw) IXGBE_WRITE_REG(hw, IXGBE_MCSTCTRL, hw->mac.mc_filter_type); hw_dbg(hw, " Clearing MTA\n"); - for (i = 0; i < IXGBE_MC_TBL_SIZE; i++) + for (i = 0; i < hw->mac.mcft_size; i++) IXGBE_WRITE_REG(hw, IXGBE_MTA(i), 0); + if (hw->mac.ops.init_uta_tables) + hw->mac.ops.init_uta_tables(hw); + + return 0; +} + +/** + * ixgbe_add_uc_addr - Adds a secondary unicast address. + * @hw: pointer to hardware structure + * @addr: new address + * + * Adds it to unused receive address register or goes into promiscuous mode. + **/ +static void ixgbe_add_uc_addr(struct ixgbe_hw *hw, u8 *addr, u32 vmdq) +{ + u32 rar_entries = hw->mac.num_rar_entries; + u32 rar; + + hw_dbg(hw, " UC Addr = %.2X %.2X %.2X %.2X %.2X %.2X\n", + addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]); + + /* + * Place this address in the RAR if there is room, + * else put the controller into promiscuous mode + */ + if (hw->addr_ctrl.rar_used_count < rar_entries) { + rar = hw->addr_ctrl.rar_used_count - + hw->addr_ctrl.mc_addr_in_rar_count; + hw->mac.ops.set_rar(hw, rar, addr, vmdq, IXGBE_RAH_AV); + hw_dbg(hw, "Added a secondary address to RAR[%d]\n", rar); + hw->addr_ctrl.rar_used_count++; + } else { + hw->addr_ctrl.overflow_promisc++; + } + + hw_dbg(hw, "ixgbe_add_uc_addr Complete\n"); +} + +/** + * ixgbe_update_uc_addr_list_generic - Updates MAC list of secondary addresses + * @hw: pointer to hardware structure + * @addr_list: the list of new addresses + * @addr_count: number of addresses + * @next: iterator function to walk the address list + * + * The given list replaces any existing list. Clears the secondary addrs from + * receive address registers. Uses unused receive address registers for the + * first secondary addresses, and falls back to promiscuous mode as needed. + * + * Drivers using secondary unicast addresses must set user_set_promisc when + * manually putting the device into promiscuous mode. + **/ +s32 ixgbe_update_uc_addr_list_generic(struct ixgbe_hw *hw, u8 *addr_list, + u32 addr_count, ixgbe_mc_addr_itr next) +{ + u8 *addr; + u32 i; + u32 old_promisc_setting = hw->addr_ctrl.overflow_promisc; + u32 uc_addr_in_use; + u32 fctrl; + u32 vmdq; + + /* + * Clear accounting of old secondary address list, + * don't count RAR[0] + */ + uc_addr_in_use = hw->addr_ctrl.rar_used_count - + hw->addr_ctrl.mc_addr_in_rar_count - 1; + hw->addr_ctrl.rar_used_count -= uc_addr_in_use; + hw->addr_ctrl.overflow_promisc = 0; + + /* Zero out the other receive addresses */ + hw_dbg(hw, "Clearing RAR[1-%d]\n", uc_addr_in_use); + for (i = 1; i <= uc_addr_in_use; i++) { + IXGBE_WRITE_REG(hw, IXGBE_RAL(i), 0); + IXGBE_WRITE_REG(hw, IXGBE_RAH(i), 0); + } + + /* Add the new addresses */ + for (i = 0; i < addr_count; i++) { + hw_dbg(hw, " Adding the secondary addresses:\n"); + addr = next(hw, &addr_list, &vmdq); + ixgbe_add_uc_addr(hw, addr, vmdq); + } + + if (hw->addr_ctrl.overflow_promisc) { + /* enable promisc if not already in overflow or set by user */ + if (!old_promisc_setting && !hw->addr_ctrl.user_set_promisc) { + hw_dbg(hw, " Entering address overflow promisc mode\n"); + fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL); + fctrl |= IXGBE_FCTRL_UPE; + IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl); + } + } else { + /* only disable if set by overflow, not by user */ + if (old_promisc_setting && !hw->addr_ctrl.user_set_promisc) { + hw_dbg(hw, " Leaving address overflow promisc mode\n"); + fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL); + fctrl &= ~IXGBE_FCTRL_UPE; + IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl); + } + } + + hw_dbg(hw, "ixgbe_update_uc_addr_list_generic Complete\n"); return 0; } @@ -720,7 +1287,7 @@ static s32 ixgbe_init_rx_addrs(struct ixgbe_hw *hw) * bit-vector to set in the multicast table. The hardware uses 12 bits, from * incoming rx multicast addresses, to determine the bit-vector to check in * the MTA. Which of the 4 combination, of 12-bits, the hardware uses is set - * by the MO field of the MCSTCTRL. The MO field is set during initalization + * by the MO field of the MCSTCTRL. The MO field is set during initialization * to mc_filter_type. **/ static s32 ixgbe_mta_vector(struct ixgbe_hw *hw, u8 *mc_addr) @@ -728,19 +1295,19 @@ static s32 ixgbe_mta_vector(struct ixgbe_hw *hw, u8 *mc_addr) u32 vector = 0; switch (hw->mac.mc_filter_type) { - case 0: /* use bits [47:36] of the address */ + case 0: /* use bits [47:36] of the address */ vector = ((mc_addr[4] >> 4) | (((u16)mc_addr[5]) << 4)); break; - case 1: /* use bits [46:35] of the address */ + case 1: /* use bits [46:35] of the address */ vector = ((mc_addr[4] >> 3) | (((u16)mc_addr[5]) << 5)); break; - case 2: /* use bits [45:34] of the address */ + case 2: /* use bits [45:34] of the address */ vector = ((mc_addr[4] >> 2) | (((u16)mc_addr[5]) << 6)); break; - case 3: /* use bits [43:32] of the address */ + case 3: /* use bits [43:32] of the address */ vector = ((mc_addr[4]) | (((u16)mc_addr[5]) << 8)); break; - default: /* Invalid mc_filter_type */ + default: /* Invalid mc_filter_type */ hw_dbg(hw, "MC filter type param set incorrectly\n"); break; } @@ -794,21 +1361,22 @@ static void ixgbe_set_mta(struct ixgbe_hw *hw, u8 *mc_addr) **/ static void ixgbe_add_mc_addr(struct ixgbe_hw *hw, u8 *mc_addr) { - u32 rar_entries = hw->mac.num_rx_addrs; + u32 rar_entries = hw->mac.num_rar_entries; + u32 rar; hw_dbg(hw, " MC Addr =%.2X %.2X %.2X %.2X %.2X %.2X\n", - mc_addr[0], mc_addr[1], mc_addr[2], - mc_addr[3], mc_addr[4], mc_addr[5]); + mc_addr[0], mc_addr[1], mc_addr[2], + mc_addr[3], mc_addr[4], mc_addr[5]); /* * Place this multicast address in the RAR if there is room, * else put it in the MTA */ if (hw->addr_ctrl.rar_used_count < rar_entries) { - ixgbe_set_rar(hw, hw->addr_ctrl.rar_used_count, - mc_addr, 0, IXGBE_RAH_AV); - hw_dbg(hw, "Added a multicast address to RAR[%d]\n", - hw->addr_ctrl.rar_used_count); + /* use RAR from the end up for multicast */ + rar = rar_entries - hw->addr_ctrl.mc_addr_in_rar_count - 1; + hw->mac.ops.set_rar(hw, rar, mc_addr, 0, IXGBE_RAH_AV); + hw_dbg(hw, "Added a multicast address to RAR[%d]\n", rar); hw->addr_ctrl.rar_used_count++; hw->addr_ctrl.mc_addr_in_rar_count++; } else { @@ -819,22 +1387,23 @@ static void ixgbe_add_mc_addr(struct ixgbe_hw *hw, u8 *mc_addr) } /** - * ixgbe_update_mc_addr_list - Updates MAC list of multicast addresses + * ixgbe_update_mc_addr_list_generic - Updates MAC list of multicast addresses * @hw: pointer to hardware structure * @mc_addr_list: the list of new multicast addresses * @mc_addr_count: number of addresses - * @pad: number of bytes between addresses in the list + * @next: iterator function to walk the multicast address list * * The given list replaces any existing list. Clears the MC addrs from receive - * address registers and the multicast table. Uses unsed receive address + * address registers and the multicast table. Uses unused receive address * registers for the first multicast addresses, and hashes the rest into the * multicast table. **/ -s32 ixgbe_update_mc_addr_list(struct ixgbe_hw *hw, u8 *mc_addr_list, - u32 mc_addr_count, u32 pad) +s32 ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, u8 *mc_addr_list, + u32 mc_addr_count, ixgbe_mc_addr_itr next) { u32 i; - u32 rar_entries = hw->mac.num_rx_addrs; + u32 rar_entries = hw->mac.num_rar_entries; + u32 vmdq; /* * Set the new number of MC addresses that we are being requested to @@ -846,7 +1415,8 @@ s32 ixgbe_update_mc_addr_list(struct ixgbe_hw *hw, u8 *mc_addr_list, hw->addr_ctrl.mta_in_use = 0; /* Zero out the other receive addresses. */ - hw_dbg(hw, "Clearing RAR[1-15]\n"); + hw_dbg(hw, "Clearing RAR[%d-%d]\n", hw->addr_ctrl.rar_used_count, + rar_entries - 1); for (i = hw->addr_ctrl.rar_used_count; i < rar_entries; i++) { IXGBE_WRITE_REG(hw, IXGBE_RAL(i), 0); IXGBE_WRITE_REG(hw, IXGBE_RAH(i), 0); @@ -854,186 +1424,67 @@ s32 ixgbe_update_mc_addr_list(struct ixgbe_hw *hw, u8 *mc_addr_list, /* Clear the MTA */ hw_dbg(hw, " Clearing MTA\n"); - for (i = 0; i < IXGBE_MC_TBL_SIZE; i++) + for (i = 0; i < hw->mac.mcft_size; i++) IXGBE_WRITE_REG(hw, IXGBE_MTA(i), 0); /* Add the new addresses */ for (i = 0; i < mc_addr_count; i++) { hw_dbg(hw, " Adding the multicast addresses:\n"); - ixgbe_add_mc_addr(hw, mc_addr_list + - (i * (IXGBE_ETH_LENGTH_OF_ADDRESS + pad))); + ixgbe_add_mc_addr(hw, next(hw, &mc_addr_list, &vmdq)); } /* Enable mta */ if (hw->addr_ctrl.mta_in_use > 0) IXGBE_WRITE_REG(hw, IXGBE_MCSTCTRL, - IXGBE_MCSTCTRL_MFE | hw->mac.mc_filter_type); + IXGBE_MCSTCTRL_MFE | hw->mac.mc_filter_type); - hw_dbg(hw, "ixgbe_update_mc_addr_list Complete\n"); + hw_dbg(hw, "ixgbe_update_mc_addr_list_generic Complete\n"); return 0; } /** - * ixgbe_clear_vfta - Clear VLAN filter table + * ixgbe_enable_mc_generic - Enable multicast address in RAR * @hw: pointer to hardware structure * - * Clears the VLAN filer table, and the VMDq index associated with the filter + * Enables multicast address in RAR and the use of the multicast hash table. **/ -static s32 ixgbe_clear_vfta(struct ixgbe_hw *hw) +s32 ixgbe_enable_mc_generic(struct ixgbe_hw *hw) { - u32 offset; - u32 vlanbyte; - - for (offset = 0; offset < IXGBE_VLAN_FILTER_TBL_SIZE; offset++) - IXGBE_WRITE_REG(hw, IXGBE_VFTA(offset), 0); - - for (vlanbyte = 0; vlanbyte < 4; vlanbyte++) - for (offset = 0; offset < IXGBE_VLAN_FILTER_TBL_SIZE; offset++) - IXGBE_WRITE_REG(hw, IXGBE_VFTAVIND(vlanbyte, offset), - 0); + u32 i; + u32 rar_entries = hw->mac.num_rar_entries; + struct ixgbe_addr_filter_info *a = &hw->addr_ctrl; - return 0; -} + if (a->mc_addr_in_rar_count > 0) + for (i = (rar_entries - a->mc_addr_in_rar_count); + i < rar_entries; i++) + ixgbe_enable_rar(hw, i); -/** - * ixgbe_set_vfta - Set VLAN filter table - * @hw: pointer to hardware structure - * @vlan: VLAN id to write to VLAN filter - * @vind: VMDq output index that maps queue to VLAN id in VFTA - * @vlan_on: boolean flag to turn on/off VLAN in VFTA - * - * Turn on/off specified VLAN in the VLAN filter table. - **/ -s32 ixgbe_set_vfta(struct ixgbe_hw *hw, u32 vlan, u32 vind, - bool vlan_on) -{ - u32 VftaIndex; - u32 BitOffset; - u32 VftaReg; - u32 VftaByte; - - /* Determine 32-bit word position in array */ - VftaIndex = (vlan >> 5) & 0x7F; /* upper seven bits */ - - /* Determine the location of the (VMD) queue index */ - VftaByte = ((vlan >> 3) & 0x03); /* bits (4:3) indicating byte array */ - BitOffset = (vlan & 0x7) << 2; /* lower 3 bits indicate nibble */ - - /* Set the nibble for VMD queue index */ - VftaReg = IXGBE_READ_REG(hw, IXGBE_VFTAVIND(VftaByte, VftaIndex)); - VftaReg &= (~(0x0F << BitOffset)); - VftaReg |= (vind << BitOffset); - IXGBE_WRITE_REG(hw, IXGBE_VFTAVIND(VftaByte, VftaIndex), VftaReg); - - /* Determine the location of the bit for this VLAN id */ - BitOffset = vlan & 0x1F; /* lower five bits */ - - VftaReg = IXGBE_READ_REG(hw, IXGBE_VFTA(VftaIndex)); - if (vlan_on) - /* Turn on this VLAN id */ - VftaReg |= (1 << BitOffset); - else - /* Turn off this VLAN id */ - VftaReg &= ~(1 << BitOffset); - IXGBE_WRITE_REG(hw, IXGBE_VFTA(VftaIndex), VftaReg); + if (a->mta_in_use > 0) + IXGBE_WRITE_REG(hw, IXGBE_MCSTCTRL, IXGBE_MCSTCTRL_MFE | + hw->mac.mc_filter_type); return 0; } /** - * ixgbe_setup_fc - Configure flow control settings + * ixgbe_disable_mc_generic - Disable multicast address in RAR * @hw: pointer to hardware structure - * @packetbuf_num: packet buffer number (0-7) * - * Configures the flow control settings based on SW configuration. - * This function is used for 802.3x flow control configuration only. + * Disables multicast address in RAR and the use of the multicast hash table. **/ -s32 ixgbe_setup_fc(struct ixgbe_hw *hw, s32 packetbuf_num) +s32 ixgbe_disable_mc_generic(struct ixgbe_hw *hw) { - u32 frctl_reg; - u32 rmcs_reg; - - if (packetbuf_num < 0 || packetbuf_num > 7) - hw_dbg(hw, "Invalid packet buffer number [%d], expected range " - "is 0-7\n", packetbuf_num); - - frctl_reg = IXGBE_READ_REG(hw, IXGBE_FCTRL); - frctl_reg &= ~(IXGBE_FCTRL_RFCE | IXGBE_FCTRL_RPFCE); - - rmcs_reg = IXGBE_READ_REG(hw, IXGBE_RMCS); - rmcs_reg &= ~(IXGBE_RMCS_TFCE_PRIORITY | IXGBE_RMCS_TFCE_802_3X); - - /* - * We want to save off the original Flow Control configuration just in - * case we get disconnected and then reconnected into a different hub - * or switch with different Flow Control capabilities. - */ - hw->fc.type = hw->fc.original_type; - - /* - * The possible values of the "flow_control" parameter are: - * 0: Flow control is completely disabled - * 1: Rx flow control is enabled (we can receive pause frames but not - * send pause frames). - * 2: Tx flow control is enabled (we can send pause frames but we do not - * support receiving pause frames) - * 3: Both Rx and TX flow control (symmetric) are enabled. - * other: Invalid. - */ - switch (hw->fc.type) { - case ixgbe_fc_none: - break; - case ixgbe_fc_rx_pause: - /* - * RX Flow control is enabled, - * and TX Flow control is disabled. - */ - frctl_reg |= IXGBE_FCTRL_RFCE; - break; - case ixgbe_fc_tx_pause: - /* - * TX Flow control is enabled, and RX Flow control is disabled, - * by a software over-ride. - */ - rmcs_reg |= IXGBE_RMCS_TFCE_802_3X; - break; - case ixgbe_fc_full: - /* - * Flow control (both RX and TX) is enabled by a software - * over-ride. - */ - frctl_reg |= IXGBE_FCTRL_RFCE; - rmcs_reg |= IXGBE_RMCS_TFCE_802_3X; - break; - default: - /* We should never get here. The value should be 0-3. */ - hw_dbg(hw, "Flow control param set incorrectly\n"); - break; - } - - /* Enable 802.3x based flow control settings. */ - IXGBE_WRITE_REG(hw, IXGBE_FCTRL, frctl_reg); - IXGBE_WRITE_REG(hw, IXGBE_RMCS, rmcs_reg); + u32 i; + u32 rar_entries = hw->mac.num_rar_entries; + struct ixgbe_addr_filter_info *a = &hw->addr_ctrl; - /* - * We need to set up the Receive Threshold high and low water - * marks as well as (optionally) enabling the transmission of - * XON frames. - */ - if (hw->fc.type & ixgbe_fc_tx_pause) { - if (hw->fc.send_xon) { - IXGBE_WRITE_REG(hw, IXGBE_FCRTL(packetbuf_num), - (hw->fc.low_water | IXGBE_FCRTL_XONE)); - } else { - IXGBE_WRITE_REG(hw, IXGBE_FCRTL(packetbuf_num), - hw->fc.low_water); - } - IXGBE_WRITE_REG(hw, IXGBE_FCRTH(packetbuf_num), - (hw->fc.high_water)|IXGBE_FCRTH_FCEN); - } + if (a->mc_addr_in_rar_count > 0) + for (i = (rar_entries - a->mc_addr_in_rar_count); + i < rar_entries; i++) + ixgbe_disable_rar(hw, i); - IXGBE_WRITE_REG(hw, IXGBE_FCTTV(0), hw->fc.pause_time); - IXGBE_WRITE_REG(hw, IXGBE_FCRTV, (hw->fc.pause_time >> 1)); + if (a->mta_in_use > 0) + IXGBE_WRITE_REG(hw, IXGBE_MCSTCTRL, hw->mac.mc_filter_type); return 0; } @@ -1049,13 +1500,24 @@ s32 ixgbe_setup_fc(struct ixgbe_hw *hw, s32 packetbuf_num) **/ s32 ixgbe_disable_pcie_master(struct ixgbe_hw *hw) { - u32 ctrl; - s32 i; + u32 i; + u32 reg_val; + u32 number_of_queues; s32 status = IXGBE_ERR_MASTER_REQUESTS_PENDING; - ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL); - ctrl |= IXGBE_CTRL_GIO_DIS; - IXGBE_WRITE_REG(hw, IXGBE_CTRL, ctrl); + /* Disable the receive unit by stopping each queue */ + number_of_queues = hw->mac.max_rx_queues; + for (i = 0; i < number_of_queues; i++) { + reg_val = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i)); + if (reg_val & IXGBE_RXDCTL_ENABLE) { + reg_val &= ~IXGBE_RXDCTL_ENABLE; + IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(i), reg_val); + } + } + + reg_val = IXGBE_READ_REG(hw, IXGBE_CTRL); + reg_val |= IXGBE_CTRL_GIO_DIS; + IXGBE_WRITE_REG(hw, IXGBE_CTRL, reg_val); for (i = 0; i < IXGBE_PCI_MASTER_DISABLE_TIMEOUT; i++) { if (!(IXGBE_READ_REG(hw, IXGBE_STATUS) & IXGBE_STATUS_GIO)) { @@ -1070,11 +1532,11 @@ s32 ixgbe_disable_pcie_master(struct ixgbe_hw *hw) /** - * ixgbe_acquire_swfw_sync - Aquire SWFW semaphore + * ixgbe_acquire_swfw_sync - Acquire SWFW semaphore * @hw: pointer to hardware structure - * @mask: Mask to specify wich semaphore to acquire + * @mask: Mask to specify which semaphore to acquire * - * Aquires the SWFW semaphore throught the GSSR register for the specified + * Acquires the SWFW semaphore thought the GSSR register for the specified * function (CSR, PHY0, PHY1, EEPROM, Flash) **/ s32 ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u16 mask) @@ -1116,9 +1578,9 @@ s32 ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u16 mask) /** * ixgbe_release_swfw_sync - Release SWFW semaphore * @hw: pointer to hardware structure - * @mask: Mask to specify wich semaphore to release + * @mask: Mask to specify which semaphore to release * - * Releases the SWFW semaphore throught the GSSR register for the specified + * Releases the SWFW semaphore thought the GSSR register for the specified * function (CSR, PHY0, PHY1, EEPROM, Flash) **/ void ixgbe_release_swfw_sync(struct ixgbe_hw *hw, u16 mask) @@ -1135,45 +1597,3 @@ void ixgbe_release_swfw_sync(struct ixgbe_hw *hw, u16 mask) ixgbe_release_eeprom_semaphore(hw); } -/** - * ixgbe_read_analog_reg8 - Reads 8 bit Atlas analog register - * @hw: pointer to hardware structure - * @reg: analog register to read - * @val: read value - * - * Performs write operation to analog register specified. - **/ -s32 ixgbe_read_analog_reg8(struct ixgbe_hw *hw, u32 reg, u8 *val) -{ - u32 atlas_ctl; - - IXGBE_WRITE_REG(hw, IXGBE_ATLASCTL, - IXGBE_ATLASCTL_WRITE_CMD | (reg << 8)); - IXGBE_WRITE_FLUSH(hw); - udelay(10); - atlas_ctl = IXGBE_READ_REG(hw, IXGBE_ATLASCTL); - *val = (u8)atlas_ctl; - - return 0; -} - -/** - * ixgbe_write_analog_reg8 - Writes 8 bit Atlas analog register - * @hw: pointer to hardware structure - * @reg: atlas register to write - * @val: value to write - * - * Performs write operation to Atlas analog register specified. - **/ -s32 ixgbe_write_analog_reg8(struct ixgbe_hw *hw, u32 reg, u8 val) -{ - u32 atlas_ctl; - - atlas_ctl = (reg << 8) | val; - IXGBE_WRITE_REG(hw, IXGBE_ATLASCTL, atlas_ctl); - IXGBE_WRITE_FLUSH(hw); - udelay(10); - - return 0; -} - diff --git a/drivers/net/ixgbe/ixgbe_common.h b/drivers/net/ixgbe/ixgbe_common.h index de6ddd5d04a..192f8d01291 100644 --- a/drivers/net/ixgbe/ixgbe_common.h +++ b/drivers/net/ixgbe/ixgbe_common.h @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2007 Intel Corporation. + Copyright(c) 1999 - 2008 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -20,7 +20,6 @@ the file called "COPYING". Contact Information: - Linux NICS <linux.nics@intel.com> e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -31,34 +30,45 @@ #include "ixgbe_type.h" -s32 ixgbe_init_hw(struct ixgbe_hw *hw); -s32 ixgbe_start_hw(struct ixgbe_hw *hw); -s32 ixgbe_get_mac_addr(struct ixgbe_hw *hw, u8 *mac_addr); -s32 ixgbe_stop_adapter(struct ixgbe_hw *hw); -s32 ixgbe_read_part_num(struct ixgbe_hw *hw, u32 *part_num); +s32 ixgbe_init_ops_generic(struct ixgbe_hw *hw); +s32 ixgbe_init_hw_generic(struct ixgbe_hw *hw); +s32 ixgbe_start_hw_generic(struct ixgbe_hw *hw); +s32 ixgbe_clear_hw_cntrs_generic(struct ixgbe_hw *hw); +s32 ixgbe_read_pba_num_generic(struct ixgbe_hw *hw, u32 *pba_num); +s32 ixgbe_get_mac_addr_generic(struct ixgbe_hw *hw, u8 *mac_addr); +s32 ixgbe_get_bus_info_generic(struct ixgbe_hw *hw); +s32 ixgbe_stop_adapter_generic(struct ixgbe_hw *hw); + +s32 ixgbe_led_on_generic(struct ixgbe_hw *hw, u32 index); +s32 ixgbe_led_off_generic(struct ixgbe_hw *hw, u32 index); + +s32 ixgbe_init_eeprom_params_generic(struct ixgbe_hw *hw); +s32 ixgbe_read_eeprom_generic(struct ixgbe_hw *hw, u16 offset, u16 *data); +s32 ixgbe_read_eeprom_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, + u16 *data); +s32 ixgbe_validate_eeprom_checksum_generic(struct ixgbe_hw *hw, + u16 *checksum_val); +s32 ixgbe_update_eeprom_checksum_generic(struct ixgbe_hw *hw); + +s32 ixgbe_set_rar_generic(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq, + u32 enable_addr); +s32 ixgbe_clear_rar_generic(struct ixgbe_hw *hw, u32 index); +s32 ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw); +s32 ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, u8 *mc_addr_list, + u32 mc_addr_count, + ixgbe_mc_addr_itr func); +s32 ixgbe_update_uc_addr_list_generic(struct ixgbe_hw *hw, u8 *addr_list, + u32 addr_count, ixgbe_mc_addr_itr func); +s32 ixgbe_enable_mc_generic(struct ixgbe_hw *hw); +s32 ixgbe_disable_mc_generic(struct ixgbe_hw *hw); -s32 ixgbe_led_on(struct ixgbe_hw *hw, u32 index); -s32 ixgbe_led_off(struct ixgbe_hw *hw, u32 index); - -s32 ixgbe_init_eeprom(struct ixgbe_hw *hw); -s32 ixgbe_read_eeprom(struct ixgbe_hw *hw, u16 offset, u16 *data); -s32 ixgbe_validate_eeprom_checksum(struct ixgbe_hw *hw, u16 *checksum_val); - -s32 ixgbe_set_rar(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vind, - u32 enable_addr); -s32 ixgbe_update_mc_addr_list(struct ixgbe_hw *hw, u8 *mc_addr_list, - u32 mc_addr_count, u32 pad); -s32 ixgbe_set_vfta(struct ixgbe_hw *hw, u32 vlan, u32 vind, bool vlan_on); s32 ixgbe_validate_mac_addr(u8 *mac_addr); - -s32 ixgbe_setup_fc(struct ixgbe_hw *hw, s32 packtetbuf_num); - s32 ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u16 mask); void ixgbe_release_swfw_sync(struct ixgbe_hw *hw, u16 mask); s32 ixgbe_disable_pcie_master(struct ixgbe_hw *hw); -s32 ixgbe_read_analog_reg8(struct ixgbe_hw *hw, u32 reg, u8 *val); -s32 ixgbe_write_analog_reg8(struct ixgbe_hw *hw, u32 reg, u8 val); +s32 ixgbe_read_analog_reg8_generic(struct ixgbe_hw *hw, u32 reg, u8 *val); +s32 ixgbe_write_analog_reg8_generic(struct ixgbe_hw *hw, u32 reg, u8 val); #define IXGBE_WRITE_REG(a, reg, value) writel((value), ((a)->hw_addr + (reg))) diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c index 3efe5dda10a..81a9c4b8672 100644 --- a/drivers/net/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ixgbe/ixgbe_ethtool.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2007 Intel Corporation. + Copyright(c) 1999 - 2008 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -20,7 +20,6 @@ the file called "COPYING". Contact Information: - Linux NICS <linux.nics@intel.com> e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -48,7 +47,7 @@ struct ixgbe_stats { }; #define IXGBE_STAT(m) sizeof(((struct ixgbe_adapter *)0)->m), \ - offsetof(struct ixgbe_adapter, m) + offsetof(struct ixgbe_adapter, m) static struct ixgbe_stats ixgbe_gstrings_stats[] = { {"rx_packets", IXGBE_STAT(net_stats.rx_packets)}, {"tx_packets", IXGBE_STAT(net_stats.tx_packets)}, @@ -95,14 +94,15 @@ static struct ixgbe_stats ixgbe_gstrings_stats[] = { }; #define IXGBE_QUEUE_STATS_LEN \ - ((((struct ixgbe_adapter *)netdev->priv)->num_tx_queues + \ - ((struct ixgbe_adapter *)netdev->priv)->num_rx_queues) * \ - (sizeof(struct ixgbe_queue_stats) / sizeof(u64))) -#define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats) + ((((struct ixgbe_adapter *)netdev->priv)->num_tx_queues + \ + ((struct ixgbe_adapter *)netdev->priv)->num_rx_queues) * \ + (sizeof(struct ixgbe_queue_stats) / sizeof(u64))) +#define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + IXGBE_QUEUE_STATS_LEN) +#define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats) #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + IXGBE_QUEUE_STATS_LEN) static int ixgbe_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) + struct ethtool_cmd *ecmd) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -114,7 +114,7 @@ static int ixgbe_get_settings(struct net_device *netdev, ecmd->transceiver = XCVR_EXTERNAL; if (hw->phy.media_type == ixgbe_media_type_copper) { ecmd->supported |= (SUPPORTED_1000baseT_Full | - SUPPORTED_TP | SUPPORTED_Autoneg); + SUPPORTED_TP | SUPPORTED_Autoneg); ecmd->advertising = (ADVERTISED_TP | ADVERTISED_Autoneg); if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL) @@ -126,14 +126,15 @@ static int ixgbe_get_settings(struct net_device *netdev, } else { ecmd->supported |= SUPPORTED_FIBRE; ecmd->advertising = (ADVERTISED_10000baseT_Full | - ADVERTISED_FIBRE); + ADVERTISED_FIBRE); ecmd->port = PORT_FIBRE; + ecmd->autoneg = AUTONEG_DISABLE; } - adapter->hw.mac.ops.check_link(hw, &(link_speed), &link_up); + hw->mac.ops.check_link(hw, &link_speed, &link_up, false); if (link_up) { ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ? - SPEED_10000 : SPEED_1000; + SPEED_10000 : SPEED_1000; ecmd->duplex = DUPLEX_FULL; } else { ecmd->speed = -1; @@ -144,7 +145,7 @@ static int ixgbe_get_settings(struct net_device *netdev, } static int ixgbe_set_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) + struct ethtool_cmd *ecmd) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -164,7 +165,7 @@ static int ixgbe_set_settings(struct net_device *netdev, } static void ixgbe_get_pauseparam(struct net_device *netdev, - struct ethtool_pauseparam *pause) + struct ethtool_pauseparam *pause) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -182,7 +183,7 @@ static void ixgbe_get_pauseparam(struct net_device *netdev, } static int ixgbe_set_pauseparam(struct net_device *netdev, - struct ethtool_pauseparam *pause) + struct ethtool_pauseparam *pause) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -233,15 +234,15 @@ static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data) static u32 ixgbe_get_tx_csum(struct net_device *netdev) { - return (netdev->features & NETIF_F_HW_CSUM) != 0; + return (netdev->features & NETIF_F_IP_CSUM) != 0; } static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data) { if (data) - netdev->features |= NETIF_F_HW_CSUM; + netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM); else - netdev->features &= ~NETIF_F_HW_CSUM; + netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM); return 0; } @@ -281,7 +282,7 @@ static int ixgbe_get_regs_len(struct net_device *netdev) #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_ static void ixgbe_get_regs(struct net_device *netdev, - struct ethtool_regs *regs, void *p) + struct ethtool_regs *regs, void *p) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -315,7 +316,9 @@ static void ixgbe_get_regs(struct net_device *netdev, regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC); /* Interrupt */ - regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICR); + /* don't read EICR because it can clear interrupt causes, instead + * read EICS which is a shadow but doesn't clear EICR */ + regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS); regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS); regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS); regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC); @@ -325,7 +328,7 @@ static void ixgbe_get_regs(struct net_device *netdev, regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0)); regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT); regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA); - regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL); + regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0)); regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE); /* Flow Control */ @@ -371,7 +374,7 @@ static void ixgbe_get_regs(struct net_device *netdev, regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i)); for (i = 0; i < 16; i++) regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i)); - regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE); + regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0)); regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL); regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL); @@ -419,7 +422,6 @@ static void ixgbe_get_regs(struct net_device *netdev, regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM); regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT); - /* DCE */ regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS); regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS); regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS); @@ -539,21 +541,17 @@ static void ixgbe_get_regs(struct net_device *netdev, /* Diagnostic */ regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL); for (i = 0; i < 8; i++) - regs_buff[1072] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i)); + regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i)); regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN); - regs_buff[1081] = IXGBE_READ_REG(hw, IXGBE_RIC_DW0); - regs_buff[1082] = IXGBE_READ_REG(hw, IXGBE_RIC_DW1); - regs_buff[1083] = IXGBE_READ_REG(hw, IXGBE_RIC_DW2); - regs_buff[1084] = IXGBE_READ_REG(hw, IXGBE_RIC_DW3); + for (i = 0; i < 4; i++) + regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i)); regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE); regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL); for (i = 0; i < 8; i++) - regs_buff[1087] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i)); + regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i)); regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN); - regs_buff[1096] = IXGBE_READ_REG(hw, IXGBE_TIC_DW0); - regs_buff[1097] = IXGBE_READ_REG(hw, IXGBE_TIC_DW1); - regs_buff[1098] = IXGBE_READ_REG(hw, IXGBE_TIC_DW2); - regs_buff[1099] = IXGBE_READ_REG(hw, IXGBE_TIC_DW3); + for (i = 0; i < 4; i++) + regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i)); regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE); regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL); regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0); @@ -566,7 +564,7 @@ static void ixgbe_get_regs(struct net_device *netdev, regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2); regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3); for (i = 0; i < 8; i++) - regs_buff[1111] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i)); + regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i)); regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL); regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1); regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2); @@ -585,7 +583,7 @@ static int ixgbe_get_eeprom_len(struct net_device *netdev) } static int ixgbe_get_eeprom(struct net_device *netdev, - struct ethtool_eeprom *eeprom, u8 *bytes) + struct ethtool_eeprom *eeprom, u8 *bytes) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -608,8 +606,8 @@ static int ixgbe_get_eeprom(struct net_device *netdev, return -ENOMEM; for (i = 0; i < eeprom_len; i++) { - if ((ret_val = ixgbe_read_eeprom(hw, first_word + i, - &eeprom_buff[i]))) + if ((ret_val = hw->eeprom.ops.read(hw, first_word + i, + &eeprom_buff[i]))) break; } @@ -624,7 +622,7 @@ static int ixgbe_get_eeprom(struct net_device *netdev, } static void ixgbe_get_drvinfo(struct net_device *netdev, - struct ethtool_drvinfo *drvinfo) + struct ethtool_drvinfo *drvinfo) { struct ixgbe_adapter *adapter = netdev_priv(netdev); @@ -637,7 +635,7 @@ static void ixgbe_get_drvinfo(struct net_device *netdev, } static void ixgbe_get_ringparam(struct net_device *netdev, - struct ethtool_ringparam *ring) + struct ethtool_ringparam *ring) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_ring *tx_ring = adapter->tx_ring; @@ -654,15 +652,12 @@ static void ixgbe_get_ringparam(struct net_device *netdev, } static int ixgbe_set_ringparam(struct net_device *netdev, - struct ethtool_ringparam *ring) + struct ethtool_ringparam *ring) { struct ixgbe_adapter *adapter = netdev_priv(netdev); - struct ixgbe_tx_buffer *old_buf; - struct ixgbe_rx_buffer *old_rx_buf; - void *old_desc; + struct ixgbe_ring *temp_ring; int i, err; - u32 new_rx_count, new_tx_count, old_size; - dma_addr_t old_dma; + u32 new_rx_count, new_tx_count; if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) return -EINVAL; @@ -681,6 +676,15 @@ static int ixgbe_set_ringparam(struct net_device *netdev, return 0; } + if (adapter->num_tx_queues > adapter->num_rx_queues) + temp_ring = vmalloc(adapter->num_tx_queues * + sizeof(struct ixgbe_ring)); + else + temp_ring = vmalloc(adapter->num_rx_queues * + sizeof(struct ixgbe_ring)); + if (!temp_ring) + return -ENOMEM; + while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state)) msleep(1); @@ -693,66 +697,61 @@ static int ixgbe_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 ixgbe_ring)); + for (i = 0; i < adapter->num_tx_queues; i++) { - /* Save existing descriptor ring */ - old_buf = adapter->tx_ring[i].tx_buffer_info; - old_desc = adapter->tx_ring[i].desc; - old_size = adapter->tx_ring[i].size; - old_dma = adapter->tx_ring[i].dma; - /* Try to allocate a new one */ - adapter->tx_ring[i].tx_buffer_info = NULL; - adapter->tx_ring[i].desc = NULL; - adapter->tx_ring[i].count = new_tx_count; - err = ixgbe_setup_tx_resources(adapter, - &adapter->tx_ring[i]); + temp_ring[i].count = new_tx_count; + err = ixgbe_setup_tx_resources(adapter, &temp_ring[i]); if (err) { - /* Restore the old one so at least - the adapter still works, even if - we failed the request */ - adapter->tx_ring[i].tx_buffer_info = old_buf; - adapter->tx_ring[i].desc = old_desc; - adapter->tx_ring[i].size = old_size; - adapter->tx_ring[i].dma = old_dma; + while (i) { + i--; + ixgbe_free_tx_resources(adapter, + &temp_ring[i]); + } goto err_setup; } - /* Free the old buffer manually */ - vfree(old_buf); - pci_free_consistent(adapter->pdev, old_size, - old_desc, old_dma); } + + for (i = 0; i < adapter->num_tx_queues; i++) + ixgbe_free_tx_resources(adapter, &adapter->tx_ring[i]); + + memcpy(adapter->tx_ring, temp_ring, + adapter->num_tx_queues * sizeof(struct ixgbe_ring)); + + adapter->tx_ring_count = new_tx_count; } if (new_rx_count != adapter->rx_ring->count) { - for (i = 0; i < adapter->num_rx_queues; i++) { + memcpy(temp_ring, adapter->rx_ring, + adapter->num_rx_queues * sizeof(struct ixgbe_ring)); - old_rx_buf = adapter->rx_ring[i].rx_buffer_info; - old_desc = adapter->rx_ring[i].desc; - old_size = adapter->rx_ring[i].size; - old_dma = adapter->rx_ring[i].dma; - - adapter->rx_ring[i].rx_buffer_info = NULL; - adapter->rx_ring[i].desc = NULL; - adapter->rx_ring[i].dma = 0; - adapter->rx_ring[i].count = new_rx_count; - err = ixgbe_setup_rx_resources(adapter, - &adapter->rx_ring[i]); + for (i = 0; i < adapter->num_rx_queues; i++) { + temp_ring[i].count = new_rx_count; + err = ixgbe_setup_rx_resources(adapter, &temp_ring[i]); if (err) { - adapter->rx_ring[i].rx_buffer_info = old_rx_buf; - adapter->rx_ring[i].desc = old_desc; - adapter->rx_ring[i].size = old_size; - adapter->rx_ring[i].dma = old_dma; + while (i) { + i--; + ixgbe_free_rx_resources(adapter, + &temp_ring[i]); + } goto err_setup; } - - vfree(old_rx_buf); - pci_free_consistent(adapter->pdev, old_size, old_desc, - old_dma); } + + for (i = 0; i < adapter->num_rx_queues; i++) + ixgbe_free_rx_resources(adapter, &adapter->rx_ring[i]); + + memcpy(adapter->rx_ring, temp_ring, + adapter->num_rx_queues * sizeof(struct ixgbe_ring)); + + adapter->rx_ring_count = new_rx_count; } + /* success! */ err = 0; err_setup: - if (netif_running(adapter->netdev)) + if (netif_running(netdev)) ixgbe_up(adapter); clear_bit(__IXGBE_RESETTING, &adapter->state); @@ -770,7 +769,7 @@ static int ixgbe_get_sset_count(struct net_device *netdev, int sset) } static void ixgbe_get_ethtool_stats(struct net_device *netdev, - struct ethtool_stats *stats, u64 *data) + struct ethtool_stats *stats, u64 *data) { struct ixgbe_adapter *adapter = netdev_priv(netdev); u64 *queue_stat; @@ -778,12 +777,20 @@ static void ixgbe_get_ethtool_stats(struct net_device *netdev, int j, k; int i; u64 aggregated = 0, flushed = 0, no_desc = 0; + for (i = 0; i < adapter->num_rx_queues; i++) { + aggregated += adapter->rx_ring[i].lro_mgr.stats.aggregated; + flushed += adapter->rx_ring[i].lro_mgr.stats.flushed; + no_desc += adapter->rx_ring[i].lro_mgr.stats.no_desc; + } + adapter->lro_aggregated = aggregated; + adapter->lro_flushed = flushed; + adapter->lro_no_desc = no_desc; ixgbe_update_stats(adapter); for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { char *p = (char *)adapter + ixgbe_gstrings_stats[i].stat_offset; data[i] = (ixgbe_gstrings_stats[i].sizeof_stat == - sizeof(u64)) ? *(u64 *)p : *(u32 *)p; + sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } for (j = 0; j < adapter->num_tx_queues; j++) { queue_stat = (u64 *)&adapter->tx_ring[j].stats; @@ -792,24 +799,18 @@ static void ixgbe_get_ethtool_stats(struct net_device *netdev, i += k; } for (j = 0; j < adapter->num_rx_queues; j++) { - aggregated += adapter->rx_ring[j].lro_mgr.stats.aggregated; - flushed += adapter->rx_ring[j].lro_mgr.stats.flushed; - no_desc += adapter->rx_ring[j].lro_mgr.stats.no_desc; queue_stat = (u64 *)&adapter->rx_ring[j].stats; for (k = 0; k < stat_count; k++) data[i + k] = queue_stat[k]; i += k; } - adapter->lro_aggregated = aggregated; - adapter->lro_flushed = flushed; - adapter->lro_no_desc = no_desc; } static void ixgbe_get_strings(struct net_device *netdev, u32 stringset, - u8 *data) + u8 *data) { struct ixgbe_adapter *adapter = netdev_priv(netdev); - u8 *p = data; + char *p = (char *)data; int i; switch (stringset) { @@ -831,14 +832,14 @@ static void ixgbe_get_strings(struct net_device *netdev, u32 stringset, sprintf(p, "rx_queue_%u_bytes", i); p += ETH_GSTRING_LEN; } -/* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */ + /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */ break; } } static void ixgbe_get_wol(struct net_device *netdev, - struct ethtool_wolinfo *wol) + struct ethtool_wolinfo *wol) { wol->supported = 0; wol->wolopts = 0; @@ -859,16 +860,17 @@ static int ixgbe_nway_reset(struct net_device *netdev) static int ixgbe_phys_id(struct net_device *netdev, u32 data) { struct ixgbe_adapter *adapter = netdev_priv(netdev); - u32 led_reg = IXGBE_READ_REG(&adapter->hw, IXGBE_LEDCTL); + struct ixgbe_hw *hw = &adapter->hw; + u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); u32 i; if (!data || data > 300) data = 300; for (i = 0; i < (data * 1000); i += 400) { - ixgbe_led_on(&adapter->hw, IXGBE_LED_ON); + hw->mac.ops.led_on(hw, IXGBE_LED_ON); msleep_interruptible(200); - ixgbe_led_off(&adapter->hw, IXGBE_LED_ON); + hw->mac.ops.led_off(hw, IXGBE_LED_ON); msleep_interruptible(200); } @@ -879,67 +881,75 @@ static int ixgbe_phys_id(struct net_device *netdev, u32 data) } static int ixgbe_get_coalesce(struct net_device *netdev, - struct ethtool_coalesce *ec) + struct ethtool_coalesce *ec) { struct ixgbe_adapter *adapter = netdev_priv(netdev); - if (adapter->rx_eitr < IXGBE_MIN_ITR_USECS) - ec->rx_coalesce_usecs = adapter->rx_eitr; - else - ec->rx_coalesce_usecs = 1000000 / adapter->rx_eitr; - - if (adapter->tx_eitr < IXGBE_MIN_ITR_USECS) - ec->tx_coalesce_usecs = adapter->tx_eitr; - else - ec->tx_coalesce_usecs = 1000000 / adapter->tx_eitr; - ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit; + + /* only valid if in constant ITR mode */ + switch (adapter->itr_setting) { + case 0: + /* throttling disabled */ + ec->rx_coalesce_usecs = 0; + break; + case 1: + /* dynamic ITR mode */ + ec->rx_coalesce_usecs = 1; + break; + default: + /* fixed interrupt rate mode */ + ec->rx_coalesce_usecs = 1000000/adapter->eitr_param; + break; + } return 0; } static int ixgbe_set_coalesce(struct net_device *netdev, - struct ethtool_coalesce *ec) + struct ethtool_coalesce *ec) { struct ixgbe_adapter *adapter = netdev_priv(netdev); - - if ((ec->rx_coalesce_usecs > IXGBE_MAX_ITR_USECS) || - ((ec->rx_coalesce_usecs != 0) && - (ec->rx_coalesce_usecs != 1) && - (ec->rx_coalesce_usecs != 3) && - (ec->rx_coalesce_usecs < IXGBE_MIN_ITR_USECS))) - return -EINVAL; - if ((ec->tx_coalesce_usecs > IXGBE_MAX_ITR_USECS) || - ((ec->tx_coalesce_usecs != 0) && - (ec->tx_coalesce_usecs != 1) && - (ec->tx_coalesce_usecs != 3) && - (ec->tx_coalesce_usecs < IXGBE_MIN_ITR_USECS))) - return -EINVAL; - - /* convert to rate of irq's per second */ - if (ec->rx_coalesce_usecs < IXGBE_MIN_ITR_USECS) - adapter->rx_eitr = ec->rx_coalesce_usecs; - else - adapter->rx_eitr = (1000000 / ec->rx_coalesce_usecs); - - if (ec->tx_coalesce_usecs < IXGBE_MIN_ITR_USECS) - adapter->tx_eitr = ec->rx_coalesce_usecs; - else - adapter->tx_eitr = (1000000 / ec->tx_coalesce_usecs); + struct ixgbe_hw *hw = &adapter->hw; + int i; if (ec->tx_max_coalesced_frames_irq) - adapter->tx_ring[0].work_limit = - ec->tx_max_coalesced_frames_irq; + adapter->tx_ring[0].work_limit = ec->tx_max_coalesced_frames_irq; + + if (ec->rx_coalesce_usecs > 1) { + /* store the value in ints/second */ + adapter->eitr_param = 1000000/ec->rx_coalesce_usecs; + + /* static value of interrupt rate */ + adapter->itr_setting = adapter->eitr_param; + /* clear the lower bit */ + adapter->itr_setting &= ~1; + } else if (ec->rx_coalesce_usecs == 1) { + /* 1 means dynamic mode */ + adapter->eitr_param = 20000; + adapter->itr_setting = 1; + } else { + /* any other value means disable eitr, which is best + * served by setting the interrupt rate very high */ + adapter->eitr_param = 3000000; + adapter->itr_setting = 0; + } - if (netif_running(netdev)) { - ixgbe_down(adapter); - ixgbe_up(adapter); + for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) { + struct ixgbe_q_vector *q_vector = &adapter->q_vector[i]; + if (q_vector->txr_count && !q_vector->rxr_count) + q_vector->eitr = (adapter->eitr_param >> 1); + else + /* rx only or mixed */ + q_vector->eitr = adapter->eitr_param; + IXGBE_WRITE_REG(hw, IXGBE_EITR(i), + EITR_INTS_PER_SEC_TO_REG(q_vector->eitr)); } return 0; } -static struct ethtool_ops ixgbe_ethtool_ops = { +static const struct ethtool_ops ixgbe_ethtool_ops = { .get_settings = ixgbe_get_settings, .set_settings = ixgbe_set_settings, .get_drvinfo = ixgbe_get_drvinfo, @@ -966,7 +976,7 @@ static struct ethtool_ops ixgbe_ethtool_ops = { .set_tso = ixgbe_set_tso, .get_strings = ixgbe_get_strings, .phys_id = ixgbe_phys_id, - .get_sset_count = ixgbe_get_sset_count, + .get_sset_count = ixgbe_get_sset_count, .get_ethtool_stats = ixgbe_get_ethtool_stats, .get_coalesce = ixgbe_get_coalesce, .set_coalesce = ixgbe_set_coalesce, diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index a417be7f8be..7548fb7360d 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2007 Intel Corporation. + Copyright(c) 1999 - 2008 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -20,7 +20,6 @@ the file called "COPYING". Contact Information: - Linux NICS <linux.nics@intel.com> e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -46,15 +45,14 @@ char ixgbe_driver_name[] = "ixgbe"; static const char ixgbe_driver_string[] = - "Intel(R) 10 Gigabit PCI Express Network Driver"; + "Intel(R) 10 Gigabit PCI Express Network Driver"; -#define DRV_VERSION "1.3.18-k4" +#define DRV_VERSION "1.3.30-k2" const char ixgbe_driver_version[] = DRV_VERSION; -static const char ixgbe_copyright[] = - "Copyright (c) 1999-2007 Intel Corporation."; +static char ixgbe_copyright[] = "Copyright (c) 1999-2007 Intel Corporation."; static const struct ixgbe_info *ixgbe_info_tbl[] = { - [board_82598] = &ixgbe_82598_info, + [board_82598] = &ixgbe_82598_info, }; /* ixgbe_pci_tbl - PCI Device ID Table @@ -74,15 +72,17 @@ static struct pci_device_id ixgbe_pci_tbl[] = { board_82598 }, {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598_CX4_DUAL_PORT), board_82598 }, + {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598EB_XF_LR), + board_82598 }, /* required last entry */ {0, } }; MODULE_DEVICE_TABLE(pci, ixgbe_pci_tbl); -#ifdef CONFIG_DCA +#ifdef CONFIG_IXGBE_DCA static int ixgbe_notify_dca(struct notifier_block *, unsigned long event, - void *p); + void *p); static struct notifier_block dca_notifier = { .notifier_call = ixgbe_notify_dca, .next = NULL, @@ -104,7 +104,7 @@ static void ixgbe_release_hw_control(struct ixgbe_adapter *adapter) /* Let firmware take over control of h/w */ ctrl_ext = IXGBE_READ_REG(&adapter->hw, IXGBE_CTRL_EXT); IXGBE_WRITE_REG(&adapter->hw, IXGBE_CTRL_EXT, - ctrl_ext & ~IXGBE_CTRL_EXT_DRV_LOAD); + ctrl_ext & ~IXGBE_CTRL_EXT_DRV_LOAD); } static void ixgbe_get_hw_control(struct ixgbe_adapter *adapter) @@ -114,24 +114,11 @@ static void ixgbe_get_hw_control(struct ixgbe_adapter *adapter) /* Let firmware know the driver has taken over */ ctrl_ext = IXGBE_READ_REG(&adapter->hw, IXGBE_CTRL_EXT); IXGBE_WRITE_REG(&adapter->hw, IXGBE_CTRL_EXT, - ctrl_ext | IXGBE_CTRL_EXT_DRV_LOAD); -} - -#ifdef DEBUG -/** - * ixgbe_get_hw_dev_name - return device name string - * used by hardware layer to print debugging information - **/ -char *ixgbe_get_hw_dev_name(struct ixgbe_hw *hw) -{ - struct ixgbe_adapter *adapter = hw->back; - struct net_device *netdev = adapter->netdev; - return netdev->name; + ctrl_ext | IXGBE_CTRL_EXT_DRV_LOAD); } -#endif static void ixgbe_set_ivar(struct ixgbe_adapter *adapter, u16 int_alloc_entry, - u8 msix_vector) + u8 msix_vector) { u32 ivar, index; @@ -144,13 +131,12 @@ static void ixgbe_set_ivar(struct ixgbe_adapter *adapter, u16 int_alloc_entry, } static void ixgbe_unmap_and_free_tx_resource(struct ixgbe_adapter *adapter, - struct ixgbe_tx_buffer - *tx_buffer_info) + struct ixgbe_tx_buffer + *tx_buffer_info) { if (tx_buffer_info->dma) { - pci_unmap_page(adapter->pdev, - tx_buffer_info->dma, - tx_buffer_info->length, PCI_DMA_TODEVICE); + pci_unmap_page(adapter->pdev, tx_buffer_info->dma, + tx_buffer_info->length, PCI_DMA_TODEVICE); tx_buffer_info->dma = 0; } if (tx_buffer_info->skb) { @@ -161,107 +147,120 @@ static void ixgbe_unmap_and_free_tx_resource(struct ixgbe_adapter *adapter, } static inline bool ixgbe_check_tx_hang(struct ixgbe_adapter *adapter, - struct ixgbe_ring *tx_ring, - unsigned int eop, - union ixgbe_adv_tx_desc *eop_desc) + struct ixgbe_ring *tx_ring, + unsigned int eop) { + struct ixgbe_hw *hw = &adapter->hw; + u32 head, tail; + /* Detect a transmit hang in hardware, this serializes the - * check with the clearing of time_stamp and movement of i */ + * check with the clearing of time_stamp and movement of eop */ + head = IXGBE_READ_REG(hw, tx_ring->head); + tail = IXGBE_READ_REG(hw, tx_ring->tail); adapter->detect_tx_hung = false; - if (tx_ring->tx_buffer_info[eop].dma && + if ((head != tail) && + tx_ring->tx_buffer_info[eop].time_stamp && time_after(jiffies, tx_ring->tx_buffer_info[eop].time_stamp + HZ) && !(IXGBE_READ_REG(&adapter->hw, IXGBE_TFCS) & IXGBE_TFCS_TXOFF)) { /* detected Tx unit hang */ + union ixgbe_adv_tx_desc *tx_desc; + tx_desc = IXGBE_TX_DESC_ADV(*tx_ring, eop); DPRINTK(DRV, ERR, "Detected Tx Unit Hang\n" - " TDH <%x>\n" - " TDT <%x>\n" + " Tx Queue <%d>\n" + " TDH, TDT <%x>, <%x>\n" " next_to_use <%x>\n" " next_to_clean <%x>\n" "tx_buffer_info[next_to_clean]\n" " time_stamp <%lx>\n" - " next_to_watch <%x>\n" - " jiffies <%lx>\n" - " next_to_watch.status <%x>\n", - readl(adapter->hw.hw_addr + tx_ring->head), - readl(adapter->hw.hw_addr + tx_ring->tail), - tx_ring->next_to_use, - tx_ring->next_to_clean, - tx_ring->tx_buffer_info[eop].time_stamp, - eop, jiffies, eop_desc->wb.status); + " jiffies <%lx>\n", + tx_ring->queue_index, + head, tail, + tx_ring->next_to_use, eop, + tx_ring->tx_buffer_info[eop].time_stamp, jiffies); return true; } return false; } -#define IXGBE_MAX_TXD_PWR 14 -#define IXGBE_MAX_DATA_PER_TXD (1 << IXGBE_MAX_TXD_PWR) +#define IXGBE_MAX_TXD_PWR 14 +#define IXGBE_MAX_DATA_PER_TXD (1 << IXGBE_MAX_TXD_PWR) /* Tx Descriptors needed, worst case */ #define TXD_USE_COUNT(S) (((S) >> IXGBE_MAX_TXD_PWR) + \ (((S) & (IXGBE_MAX_DATA_PER_TXD - 1)) ? 1 : 0)) #define DESC_NEEDED (TXD_USE_COUNT(IXGBE_MAX_DATA_PER_TXD) /* skb->data */ + \ - MAX_SKB_FRAGS * TXD_USE_COUNT(PAGE_SIZE) + 1) /* for context */ + MAX_SKB_FRAGS * TXD_USE_COUNT(PAGE_SIZE) + 1) /* for context */ + +#define GET_TX_HEAD_FROM_RING(ring) (\ + *(volatile u32 *) \ + ((union ixgbe_adv_tx_desc *)(ring)->desc + (ring)->count)) +static void ixgbe_tx_timeout(struct net_device *netdev); /** * ixgbe_clean_tx_irq - Reclaim resources after transmit completes * @adapter: board private structure + * @tx_ring: tx ring to clean **/ static bool ixgbe_clean_tx_irq(struct ixgbe_adapter *adapter, - struct ixgbe_ring *tx_ring) + struct ixgbe_ring *tx_ring) { - struct net_device *netdev = adapter->netdev; - union ixgbe_adv_tx_desc *tx_desc, *eop_desc; + union ixgbe_adv_tx_desc *tx_desc; struct ixgbe_tx_buffer *tx_buffer_info; - unsigned int i, eop; - bool cleaned = false; - unsigned int total_tx_bytes = 0, total_tx_packets = 0; + struct net_device *netdev = adapter->netdev; + struct sk_buff *skb; + unsigned int i; + u32 head, oldhead; + unsigned int count = 0; + unsigned int total_bytes = 0, total_packets = 0; + rmb(); + head = GET_TX_HEAD_FROM_RING(tx_ring); + head = le32_to_cpu(head); i = tx_ring->next_to_clean; - eop = tx_ring->tx_buffer_info[i].next_to_watch; - eop_desc = IXGBE_TX_DESC_ADV(*tx_ring, eop); - while (eop_desc->wb.status & cpu_to_le32(IXGBE_TXD_STAT_DD)) { - cleaned = false; - while (!cleaned) { + while (1) { + while (i != head) { tx_desc = IXGBE_TX_DESC_ADV(*tx_ring, i); tx_buffer_info = &tx_ring->tx_buffer_info[i]; - cleaned = (i == eop); + skb = tx_buffer_info->skb; - tx_ring->stats.bytes += tx_buffer_info->length; - if (cleaned) { - struct sk_buff *skb = tx_buffer_info->skb; + if (skb) { unsigned int segs, bytecount; + + /* gso_segs is currently only valid for tcp */ segs = skb_shinfo(skb)->gso_segs ?: 1; /* multiply data chunks by size of headers */ bytecount = ((segs - 1) * skb_headlen(skb)) + - skb->len; - total_tx_packets += segs; - total_tx_bytes += bytecount; + skb->len; + total_packets += segs; + total_bytes += bytecount; } + ixgbe_unmap_and_free_tx_resource(adapter, - tx_buffer_info); - tx_desc->wb.status = 0; + tx_buffer_info); i++; if (i == tx_ring->count) i = 0; - } - - tx_ring->stats.packets++; - - eop = tx_ring->tx_buffer_info[i].next_to_watch; - eop_desc = IXGBE_TX_DESC_ADV(*tx_ring, eop); - - /* weight of a sort for tx, avoid endless transmit cleanup */ - if (total_tx_packets >= tx_ring->work_limit) - break; - } + count++; + if (count == tx_ring->count) + goto done_cleaning; + } + oldhead = head; + rmb(); + head = GET_TX_HEAD_FROM_RING(tx_ring); + head = le32_to_cpu(head); + if (head == oldhead) + goto done_cleaning; + } /* while (1) */ + +done_cleaning: tx_ring->next_to_clean = i; #define TX_WAKE_THRESHOLD (DESC_NEEDED * 2) - if (total_tx_packets && netif_carrier_ok(netdev) && - (IXGBE_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD)) { + if (unlikely(count && netif_carrier_ok(netdev) && + (IXGBE_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD))) { /* Make sure that anybody stopping the queue after this * sees the new next_to_clean. */ @@ -269,59 +268,68 @@ static bool ixgbe_clean_tx_irq(struct ixgbe_adapter *adapter, if (__netif_subqueue_stopped(netdev, tx_ring->queue_index) && !test_bit(__IXGBE_DOWN, &adapter->state)) { netif_wake_subqueue(netdev, tx_ring->queue_index); - adapter->restart_queue++; + ++adapter->restart_queue; } } - if (adapter->detect_tx_hung) - if (ixgbe_check_tx_hang(adapter, tx_ring, eop, eop_desc)) - netif_stop_subqueue(netdev, tx_ring->queue_index); - - if (total_tx_packets >= tx_ring->work_limit) - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, tx_ring->eims_value); + if (adapter->detect_tx_hung) { + if (ixgbe_check_tx_hang(adapter, tx_ring, i)) { + /* schedule immediate reset if we believe we hung */ + DPRINTK(PROBE, INFO, + "tx hang %d detected, resetting adapter\n", + adapter->tx_timeout_count + 1); + ixgbe_tx_timeout(adapter->netdev); + } + } - tx_ring->total_bytes += total_tx_bytes; - tx_ring->total_packets += total_tx_packets; - adapter->net_stats.tx_bytes += total_tx_bytes; - adapter->net_stats.tx_packets += total_tx_packets; - cleaned = total_tx_packets ? true : false; - return cleaned; + /* re-arm the interrupt */ + if ((total_packets >= tx_ring->work_limit) || + (count == tx_ring->count)) + IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, tx_ring->v_idx); + + tx_ring->total_bytes += total_bytes; + tx_ring->total_packets += total_packets; + tx_ring->stats.bytes += total_bytes; + tx_ring->stats.packets += total_packets; + adapter->net_stats.tx_bytes += total_bytes; + adapter->net_stats.tx_packets += total_packets; + return (total_packets ? true : false); } -#ifdef CONFIG_DCA +#ifdef CONFIG_IXGBE_DCA static void ixgbe_update_rx_dca(struct ixgbe_adapter *adapter, - struct ixgbe_ring *rxr) + struct ixgbe_ring *rx_ring) { u32 rxctrl; int cpu = get_cpu(); - int q = rxr - adapter->rx_ring; + int q = rx_ring - adapter->rx_ring; - if (rxr->cpu != cpu) { + if (rx_ring->cpu != cpu) { rxctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_DCA_RXCTRL(q)); rxctrl &= ~IXGBE_DCA_RXCTRL_CPUID_MASK; - rxctrl |= dca_get_tag(cpu); + rxctrl |= dca3_get_tag(&adapter->pdev->dev, cpu); rxctrl |= IXGBE_DCA_RXCTRL_DESC_DCA_EN; rxctrl |= IXGBE_DCA_RXCTRL_HEAD_DCA_EN; IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_RXCTRL(q), rxctrl); - rxr->cpu = cpu; + rx_ring->cpu = cpu; } put_cpu(); } static void ixgbe_update_tx_dca(struct ixgbe_adapter *adapter, - struct ixgbe_ring *txr) + struct ixgbe_ring *tx_ring) { u32 txctrl; int cpu = get_cpu(); - int q = txr - adapter->tx_ring; + int q = tx_ring - adapter->tx_ring; - if (txr->cpu != cpu) { + if (tx_ring->cpu != cpu) { txctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_DCA_TXCTRL(q)); txctrl &= ~IXGBE_DCA_TXCTRL_CPUID_MASK; - txctrl |= dca_get_tag(cpu); + txctrl |= dca3_get_tag(&adapter->pdev->dev, cpu); txctrl |= IXGBE_DCA_TXCTRL_DESC_DCA_EN; IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_TXCTRL(q), txctrl); - txr->cpu = cpu; + tx_ring->cpu = cpu; } put_cpu(); } @@ -351,11 +359,14 @@ static int __ixgbe_notify_dca(struct device *dev, void *data) switch (event) { case DCA_PROVIDER_ADD: - adapter->flags |= IXGBE_FLAG_DCA_ENABLED; + /* if we're already enabled, don't do it again */ + if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) + break; /* Always use CB2 mode, difference is masked * in the CB driver. */ IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_CTRL, 2); if (dca_add_requester(dev) == 0) { + adapter->flags |= IXGBE_FLAG_DCA_ENABLED; ixgbe_setup_dca(adapter); break; } @@ -372,7 +383,7 @@ static int __ixgbe_notify_dca(struct device *dev, void *data) return 0; } -#endif /* CONFIG_DCA */ +#endif /* CONFIG_IXGBE_DCA */ /** * ixgbe_receive_skb - Send a completed packet up the stack * @adapter: board private structure @@ -382,8 +393,8 @@ static int __ixgbe_notify_dca(struct device *dev, void *data) * @rx_desc: rx descriptor **/ static void ixgbe_receive_skb(struct ixgbe_adapter *adapter, - struct sk_buff *skb, u8 status, - struct ixgbe_ring *ring, + struct sk_buff *skb, u8 status, + struct ixgbe_ring *ring, union ixgbe_adv_rx_desc *rx_desc) { bool is_vlan = (status & IXGBE_RXD_STAT_VP); @@ -420,14 +431,12 @@ static void ixgbe_receive_skb(struct ixgbe_adapter *adapter, * @skb: skb currently being received and modified **/ static inline void ixgbe_rx_checksum(struct ixgbe_adapter *adapter, - u32 status_err, - struct sk_buff *skb) + u32 status_err, struct sk_buff *skb) { skb->ip_summed = CHECKSUM_NONE; - /* Ignore Checksum bit is set, or rx csum disabled */ - if ((status_err & IXGBE_RXD_STAT_IXSM) || - !(adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED)) + /* Rx csum disabled */ + if (!(adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED)) return; /* if IP and error */ @@ -455,37 +464,44 @@ static inline void ixgbe_rx_checksum(struct ixgbe_adapter *adapter, * @adapter: address of board private structure **/ static void ixgbe_alloc_rx_buffers(struct ixgbe_adapter *adapter, - struct ixgbe_ring *rx_ring, - int cleaned_count) + struct ixgbe_ring *rx_ring, + int cleaned_count) { - struct net_device *netdev = adapter->netdev; struct pci_dev *pdev = adapter->pdev; union ixgbe_adv_rx_desc *rx_desc; - struct ixgbe_rx_buffer *rx_buffer_info; - struct sk_buff *skb; + struct ixgbe_rx_buffer *bi; unsigned int i; - unsigned int bufsz = adapter->rx_buf_len + NET_IP_ALIGN; + unsigned int bufsz = rx_ring->rx_buf_len + NET_IP_ALIGN; i = rx_ring->next_to_use; - rx_buffer_info = &rx_ring->rx_buffer_info[i]; + bi = &rx_ring->rx_buffer_info[i]; while (cleaned_count--) { rx_desc = IXGBE_RX_DESC_ADV(*rx_ring, i); - if (!rx_buffer_info->page && - (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED)) { - rx_buffer_info->page = alloc_page(GFP_ATOMIC); - if (!rx_buffer_info->page) { - adapter->alloc_rx_page_failed++; - goto no_buffers; + if (!bi->page_dma && + (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED)) { + if (!bi->page) { + bi->page = alloc_page(GFP_ATOMIC); + if (!bi->page) { + adapter->alloc_rx_page_failed++; + goto no_buffers; + } + bi->page_offset = 0; + } else { + /* use a half page if we're re-using */ + bi->page_offset ^= (PAGE_SIZE / 2); } - rx_buffer_info->page_dma = - pci_map_page(pdev, rx_buffer_info->page, - 0, PAGE_SIZE, PCI_DMA_FROMDEVICE); + + bi->page_dma = pci_map_page(pdev, bi->page, + bi->page_offset, + (PAGE_SIZE / 2), + PCI_DMA_FROMDEVICE); } - if (!rx_buffer_info->skb) { - skb = netdev_alloc_skb(netdev, bufsz); + if (!bi->skb) { + struct sk_buff *skb = netdev_alloc_skb(adapter->netdev, + bufsz); if (!skb) { adapter->alloc_rx_buff_failed++; @@ -499,28 +515,25 @@ static void ixgbe_alloc_rx_buffers(struct ixgbe_adapter *adapter, */ skb_reserve(skb, NET_IP_ALIGN); - rx_buffer_info->skb = skb; - rx_buffer_info->dma = pci_map_single(pdev, skb->data, - bufsz, - PCI_DMA_FROMDEVICE); + bi->skb = skb; + bi->dma = pci_map_single(pdev, skb->data, bufsz, + PCI_DMA_FROMDEVICE); } /* Refresh the desc even if buffer_addrs didn't change because * each write-back erases this info. */ if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) { - rx_desc->read.pkt_addr = - cpu_to_le64(rx_buffer_info->page_dma); - rx_desc->read.hdr_addr = - cpu_to_le64(rx_buffer_info->dma); + rx_desc->read.pkt_addr = cpu_to_le64(bi->page_dma); + rx_desc->read.hdr_addr = cpu_to_le64(bi->dma); } else { - rx_desc->read.pkt_addr = - cpu_to_le64(rx_buffer_info->dma); + rx_desc->read.pkt_addr = cpu_to_le64(bi->dma); } i++; if (i == rx_ring->count) i = 0; - rx_buffer_info = &rx_ring->rx_buffer_info[i]; + bi = &rx_ring->rx_buffer_info[i]; } + no_buffers: if (rx_ring->next_to_use != i) { rx_ring->next_to_use = i; @@ -538,46 +551,54 @@ no_buffers: } } +static inline u16 ixgbe_get_hdr_info(union ixgbe_adv_rx_desc *rx_desc) +{ + return rx_desc->wb.lower.lo_dword.hs_rss.hdr_info; +} + +static inline u16 ixgbe_get_pkt_info(union ixgbe_adv_rx_desc *rx_desc) +{ + return rx_desc->wb.lower.lo_dword.hs_rss.pkt_info; +} + static bool ixgbe_clean_rx_irq(struct ixgbe_adapter *adapter, - struct ixgbe_ring *rx_ring, - int *work_done, int work_to_do) + struct ixgbe_ring *rx_ring, + int *work_done, int work_to_do) { - struct net_device *netdev = adapter->netdev; struct pci_dev *pdev = adapter->pdev; union ixgbe_adv_rx_desc *rx_desc, *next_rxd; struct ixgbe_rx_buffer *rx_buffer_info, *next_buffer; struct sk_buff *skb; unsigned int i; - u32 upper_len, len, staterr; + u32 len, staterr; u16 hdr_info; bool cleaned = false; int cleaned_count = 0; unsigned int total_rx_bytes = 0, total_rx_packets = 0; i = rx_ring->next_to_clean; - upper_len = 0; rx_desc = IXGBE_RX_DESC_ADV(*rx_ring, i); staterr = le32_to_cpu(rx_desc->wb.upper.status_error); rx_buffer_info = &rx_ring->rx_buffer_info[i]; while (staterr & IXGBE_RXD_STAT_DD) { + u32 upper_len = 0; if (*work_done >= work_to_do) break; (*work_done)++; if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) { - hdr_info = - le16_to_cpu(rx_desc->wb.lower.lo_dword.hdr_info); - len = - ((hdr_info & IXGBE_RXDADV_HDRBUFLEN_MASK) >> - IXGBE_RXDADV_HDRBUFLEN_SHIFT); + hdr_info = le16_to_cpu(ixgbe_get_hdr_info(rx_desc)); + len = (hdr_info & IXGBE_RXDADV_HDRBUFLEN_MASK) >> + IXGBE_RXDADV_HDRBUFLEN_SHIFT; if (hdr_info & IXGBE_RXDADV_SPH) adapter->rx_hdr_split++; if (len > IXGBE_RX_HDR_SIZE) len = IXGBE_RX_HDR_SIZE; upper_len = le16_to_cpu(rx_desc->wb.upper.length); - } else + } else { len = le16_to_cpu(rx_desc->wb.upper.length); + } cleaned = true; skb = rx_buffer_info->skb; @@ -586,18 +607,25 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_adapter *adapter, if (len && !skb_shinfo(skb)->nr_frags) { pci_unmap_single(pdev, rx_buffer_info->dma, - adapter->rx_buf_len + NET_IP_ALIGN, - PCI_DMA_FROMDEVICE); + rx_ring->rx_buf_len + NET_IP_ALIGN, + PCI_DMA_FROMDEVICE); skb_put(skb, len); } if (upper_len) { pci_unmap_page(pdev, rx_buffer_info->page_dma, - PAGE_SIZE, PCI_DMA_FROMDEVICE); + PAGE_SIZE / 2, PCI_DMA_FROMDEVICE); rx_buffer_info->page_dma = 0; skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, - rx_buffer_info->page, 0, upper_len); - rx_buffer_info->page = NULL; + rx_buffer_info->page, + rx_buffer_info->page_offset, + upper_len); + + if ((rx_ring->rx_buf_len > (PAGE_SIZE / 2)) || + (page_count(rx_buffer_info->page) != 1)) + rx_buffer_info->page = NULL; + else + get_page(rx_buffer_info->page); skb->len += upper_len; skb->data_len += upper_len; @@ -620,6 +648,7 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_adapter *adapter, rx_buffer_info->skb = next_buffer->skb; rx_buffer_info->dma = next_buffer->dma; next_buffer->skb = skb; + next_buffer->dma = 0; adapter->non_eop_descs++; goto next_desc; } @@ -635,9 +664,9 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_adapter *adapter, total_rx_bytes += skb->len; total_rx_packets++; - skb->protocol = eth_type_trans(skb, netdev); + skb->protocol = eth_type_trans(skb, adapter->netdev); ixgbe_receive_skb(adapter, skb, staterr, rx_ring, rx_desc); - netdev->last_rx = jiffies; + adapter->netdev->last_rx = jiffies; next_desc: rx_desc->wb.upper.status_error = 0; @@ -666,9 +695,6 @@ next_desc: if (cleaned_count) ixgbe_alloc_rx_buffers(adapter, rx_ring, cleaned_count); - adapter->net_stats.rx_bytes += total_rx_bytes; - adapter->net_stats.rx_packets += total_rx_packets; - rx_ring->total_packets += total_rx_packets; rx_ring->total_bytes += total_rx_bytes; adapter->net_stats.rx_bytes += total_rx_bytes; @@ -700,43 +726,43 @@ static void ixgbe_configure_msix(struct ixgbe_adapter *adapter) q_vector = &adapter->q_vector[v_idx]; /* XXX for_each_bit(...) */ r_idx = find_first_bit(q_vector->rxr_idx, - adapter->num_rx_queues); + adapter->num_rx_queues); for (i = 0; i < q_vector->rxr_count; i++) { j = adapter->rx_ring[r_idx].reg_idx; ixgbe_set_ivar(adapter, IXGBE_IVAR_RX_QUEUE(j), v_idx); r_idx = find_next_bit(q_vector->rxr_idx, - adapter->num_rx_queues, - r_idx + 1); + adapter->num_rx_queues, + r_idx + 1); } r_idx = find_first_bit(q_vector->txr_idx, - adapter->num_tx_queues); + adapter->num_tx_queues); for (i = 0; i < q_vector->txr_count; i++) { j = adapter->tx_ring[r_idx].reg_idx; ixgbe_set_ivar(adapter, IXGBE_IVAR_TX_QUEUE(j), v_idx); r_idx = find_next_bit(q_vector->txr_idx, - adapter->num_tx_queues, - r_idx + 1); + adapter->num_tx_queues, + r_idx + 1); } - /* if this is a tx only vector use half the irq (tx) rate */ + /* if this is a tx only vector halve the interrupt rate */ if (q_vector->txr_count && !q_vector->rxr_count) - q_vector->eitr = adapter->tx_eitr; + q_vector->eitr = (adapter->eitr_param >> 1); else - /* rx only or mixed */ - q_vector->eitr = adapter->rx_eitr; + /* rx only */ + q_vector->eitr = adapter->eitr_param; IXGBE_WRITE_REG(&adapter->hw, IXGBE_EITR(v_idx), - EITR_INTS_PER_SEC_TO_REG(q_vector->eitr)); + EITR_INTS_PER_SEC_TO_REG(q_vector->eitr)); } ixgbe_set_ivar(adapter, IXGBE_IVAR_OTHER_CAUSES_INDEX, v_idx); IXGBE_WRITE_REG(&adapter->hw, IXGBE_EITR(v_idx), 1950); - /* set up to autoclear timer, lsc, and the vectors */ + /* set up to autoclear timer, and the vectors */ mask = IXGBE_EIMS_ENABLE_MASK; - mask &= ~IXGBE_EIMS_OTHER; + mask &= ~(IXGBE_EIMS_OTHER | IXGBE_EIMS_LSC); IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIAC, mask); } @@ -766,8 +792,8 @@ enum latency_range { * parameter (see ixgbe_param.c) **/ static u8 ixgbe_update_itr(struct ixgbe_adapter *adapter, - u32 eitr, u8 itr_setting, - int packets, int bytes) + u32 eitr, u8 itr_setting, + int packets, int bytes) { unsigned int retval = itr_setting; u32 timepassed_us; @@ -814,40 +840,40 @@ static void ixgbe_set_itr_msix(struct ixgbe_q_vector *q_vector) u32 new_itr; u8 current_itr, ret_itr; int i, r_idx, v_idx = ((void *)q_vector - (void *)(adapter->q_vector)) / - sizeof(struct ixgbe_q_vector); + sizeof(struct ixgbe_q_vector); struct ixgbe_ring *rx_ring, *tx_ring; r_idx = find_first_bit(q_vector->txr_idx, adapter->num_tx_queues); for (i = 0; i < q_vector->txr_count; i++) { tx_ring = &(adapter->tx_ring[r_idx]); ret_itr = ixgbe_update_itr(adapter, q_vector->eitr, - q_vector->tx_eitr, - tx_ring->total_packets, - tx_ring->total_bytes); + q_vector->tx_itr, + tx_ring->total_packets, + tx_ring->total_bytes); /* if the result for this queue would decrease interrupt * rate for this vector then use that result */ - q_vector->tx_eitr = ((q_vector->tx_eitr > ret_itr) ? - q_vector->tx_eitr - 1 : ret_itr); + q_vector->tx_itr = ((q_vector->tx_itr > ret_itr) ? + q_vector->tx_itr - 1 : ret_itr); r_idx = find_next_bit(q_vector->txr_idx, adapter->num_tx_queues, - r_idx + 1); + r_idx + 1); } r_idx = find_first_bit(q_vector->rxr_idx, adapter->num_rx_queues); for (i = 0; i < q_vector->rxr_count; i++) { rx_ring = &(adapter->rx_ring[r_idx]); ret_itr = ixgbe_update_itr(adapter, q_vector->eitr, - q_vector->rx_eitr, - rx_ring->total_packets, - rx_ring->total_bytes); + q_vector->rx_itr, + rx_ring->total_packets, + rx_ring->total_bytes); /* if the result for this queue would decrease interrupt * rate for this vector then use that result */ - q_vector->rx_eitr = ((q_vector->rx_eitr > ret_itr) ? - q_vector->rx_eitr - 1 : ret_itr); + q_vector->rx_itr = ((q_vector->rx_itr > ret_itr) ? + q_vector->rx_itr - 1 : ret_itr); r_idx = find_next_bit(q_vector->rxr_idx, adapter->num_rx_queues, - r_idx + 1); + r_idx + 1); } - current_itr = max(q_vector->rx_eitr, q_vector->tx_eitr); + current_itr = max(q_vector->rx_itr, q_vector->tx_itr); switch (current_itr) { /* counts and packets in update_itr are dependent on these numbers */ @@ -871,13 +897,27 @@ static void ixgbe_set_itr_msix(struct ixgbe_q_vector *q_vector) itr_reg = EITR_INTS_PER_SEC_TO_REG(new_itr); /* must write high and low 16 bits to reset counter */ DPRINTK(TX_ERR, DEBUG, "writing eitr(%d): %08X\n", v_idx, - itr_reg); + itr_reg); IXGBE_WRITE_REG(hw, IXGBE_EITR(v_idx), itr_reg | (itr_reg)<<16); } return; } + +static void ixgbe_check_lsc(struct ixgbe_adapter *adapter) +{ + struct ixgbe_hw *hw = &adapter->hw; + + adapter->lsc_int++; + adapter->flags |= IXGBE_FLAG_NEED_LINK_UPDATE; + adapter->link_check_timeout = jiffies; + if (!test_bit(__IXGBE_DOWN, &adapter->state)) { + IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_EIMC_LSC); + schedule_work(&adapter->watchdog_task); + } +} + static irqreturn_t ixgbe_msix_lsc(int irq, void *data) { struct net_device *netdev = data; @@ -885,11 +925,8 @@ static irqreturn_t ixgbe_msix_lsc(int irq, void *data) struct ixgbe_hw *hw = &adapter->hw; u32 eicr = IXGBE_READ_REG(hw, IXGBE_EICR); - if (eicr & IXGBE_EICR_LSC) { - adapter->lsc_int++; - if (!test_bit(__IXGBE_DOWN, &adapter->state)) - mod_timer(&adapter->watchdog_timer, jiffies); - } + if (eicr & IXGBE_EICR_LSC) + ixgbe_check_lsc(adapter); if (!test_bit(__IXGBE_DOWN, &adapter->state)) IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EIMS_OTHER); @@ -901,7 +938,7 @@ static irqreturn_t ixgbe_msix_clean_tx(int irq, void *data) { struct ixgbe_q_vector *q_vector = data; struct ixgbe_adapter *adapter = q_vector->adapter; - struct ixgbe_ring *txr; + struct ixgbe_ring *tx_ring; int i, r_idx; if (!q_vector->txr_count) @@ -909,16 +946,16 @@ static irqreturn_t ixgbe_msix_clean_tx(int irq, void *data) r_idx = find_first_bit(q_vector->txr_idx, adapter->num_tx_queues); for (i = 0; i < q_vector->txr_count; i++) { - txr = &(adapter->tx_ring[r_idx]); -#ifdef CONFIG_DCA + tx_ring = &(adapter->tx_ring[r_idx]); +#ifdef CONFIG_IXGBE_DCA if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) - ixgbe_update_tx_dca(adapter, txr); + ixgbe_update_tx_dca(adapter, tx_ring); #endif - txr->total_bytes = 0; - txr->total_packets = 0; - ixgbe_clean_tx_irq(adapter, txr); + tx_ring->total_bytes = 0; + tx_ring->total_packets = 0; + ixgbe_clean_tx_irq(adapter, tx_ring); r_idx = find_next_bit(q_vector->txr_idx, adapter->num_tx_queues, - r_idx + 1); + r_idx + 1); } return IRQ_HANDLED; @@ -933,18 +970,26 @@ static irqreturn_t ixgbe_msix_clean_rx(int irq, void *data) { struct ixgbe_q_vector *q_vector = data; struct ixgbe_adapter *adapter = q_vector->adapter; - struct ixgbe_ring *rxr; + struct ixgbe_ring *rx_ring; int r_idx; + int i; r_idx = find_first_bit(q_vector->rxr_idx, adapter->num_rx_queues); + for (i = 0; i < q_vector->rxr_count; i++) { + rx_ring = &(adapter->rx_ring[r_idx]); + rx_ring->total_bytes = 0; + rx_ring->total_packets = 0; + r_idx = find_next_bit(q_vector->rxr_idx, adapter->num_rx_queues, + r_idx + 1); + } + if (!q_vector->rxr_count) return IRQ_HANDLED; - rxr = &(adapter->rx_ring[r_idx]); + r_idx = find_first_bit(q_vector->rxr_idx, adapter->num_rx_queues); + rx_ring = &(adapter->rx_ring[r_idx]); /* disable interrupts on this vector only */ - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, rxr->v_idx); - rxr->total_bytes = 0; - rxr->total_packets = 0; + IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, rx_ring->v_idx); netif_rx_schedule(adapter->netdev, &q_vector->napi); return IRQ_HANDLED; @@ -963,39 +1008,90 @@ static irqreturn_t ixgbe_msix_clean_many(int irq, void *data) * @napi: napi struct with our devices info in it * @budget: amount of work driver is allowed to do this pass, in packets * + * This function is optimized for cleaning one queue only on a single + * q_vector!!! **/ static int ixgbe_clean_rxonly(struct napi_struct *napi, int budget) { struct ixgbe_q_vector *q_vector = - container_of(napi, struct ixgbe_q_vector, napi); + container_of(napi, struct ixgbe_q_vector, napi); struct ixgbe_adapter *adapter = q_vector->adapter; - struct ixgbe_ring *rxr; + struct ixgbe_ring *rx_ring = NULL; int work_done = 0; long r_idx; r_idx = find_first_bit(q_vector->rxr_idx, adapter->num_rx_queues); - rxr = &(adapter->rx_ring[r_idx]); -#ifdef CONFIG_DCA + rx_ring = &(adapter->rx_ring[r_idx]); +#ifdef CONFIG_IXGBE_DCA if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) - ixgbe_update_rx_dca(adapter, rxr); + ixgbe_update_rx_dca(adapter, rx_ring); #endif - ixgbe_clean_rx_irq(adapter, rxr, &work_done, budget); + ixgbe_clean_rx_irq(adapter, rx_ring, &work_done, budget); /* If all Rx work done, exit the polling mode */ if (work_done < budget) { netif_rx_complete(adapter->netdev, napi); - if (adapter->rx_eitr < IXGBE_MIN_ITR_USECS) + if (adapter->itr_setting & 3) ixgbe_set_itr_msix(q_vector); if (!test_bit(__IXGBE_DOWN, &adapter->state)) - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, rxr->v_idx); + IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, rx_ring->v_idx); } return work_done; } +/** + * ixgbe_clean_rxonly_many - msix (aka one shot) rx clean routine + * @napi: napi struct with our devices info in it + * @budget: amount of work driver is allowed to do this pass, in packets + * + * This function will clean more than one rx queue associated with a + * q_vector. + **/ +static int ixgbe_clean_rxonly_many(struct napi_struct *napi, int budget) +{ + struct ixgbe_q_vector *q_vector = + container_of(napi, struct ixgbe_q_vector, napi); + struct ixgbe_adapter *adapter = q_vector->adapter; + struct ixgbe_ring *rx_ring = NULL; + int work_done = 0, i; + long r_idx; + u16 enable_mask = 0; + + /* attempt to distribute budget to each queue fairly, but don't allow + * the budget to go below 1 because we'll exit polling */ + budget /= (q_vector->rxr_count ?: 1); + budget = max(budget, 1); + r_idx = find_first_bit(q_vector->rxr_idx, adapter->num_rx_queues); + for (i = 0; i < q_vector->rxr_count; i++) { + rx_ring = &(adapter->rx_ring[r_idx]); +#ifdef CONFIG_IXGBE_DCA + if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) + ixgbe_update_rx_dca(adapter, rx_ring); +#endif + ixgbe_clean_rx_irq(adapter, rx_ring, &work_done, budget); + enable_mask |= rx_ring->v_idx; + r_idx = find_next_bit(q_vector->rxr_idx, adapter->num_rx_queues, + r_idx + 1); + } + + r_idx = find_first_bit(q_vector->rxr_idx, adapter->num_rx_queues); + rx_ring = &(adapter->rx_ring[r_idx]); + /* If all Rx work done, exit the polling mode */ + if (work_done < budget) { + netif_rx_complete(adapter->netdev, napi); + if (adapter->itr_setting & 3) + ixgbe_set_itr_msix(q_vector); + if (!test_bit(__IXGBE_DOWN, &adapter->state)) + IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, enable_mask); + return 0; + } + + return work_done; +} static inline void map_vector_to_rxq(struct ixgbe_adapter *a, int v_idx, - int r_idx) + int r_idx) { a->q_vector[v_idx].adapter = a; set_bit(r_idx, a->q_vector[v_idx].rxr_idx); @@ -1004,7 +1100,7 @@ static inline void map_vector_to_rxq(struct ixgbe_adapter *a, int v_idx, } static inline void map_vector_to_txq(struct ixgbe_adapter *a, int v_idx, - int r_idx) + int r_idx) { a->q_vector[v_idx].adapter = a; set_bit(r_idx, a->q_vector[v_idx].txr_idx); @@ -1024,7 +1120,7 @@ static inline void map_vector_to_txq(struct ixgbe_adapter *a, int v_idx, * mapping configurations in here. **/ static int ixgbe_map_rings_to_vectors(struct ixgbe_adapter *adapter, - int vectors) + int vectors) { int v_start = 0; int rxr_idx = 0, txr_idx = 0; @@ -1101,28 +1197,28 @@ static int ixgbe_request_msix_irqs(struct ixgbe_adapter *adapter) goto out; #define SET_HANDLER(_v) ((!(_v)->rxr_count) ? &ixgbe_msix_clean_tx : \ - (!(_v)->txr_count) ? &ixgbe_msix_clean_rx : \ - &ixgbe_msix_clean_many) + (!(_v)->txr_count) ? &ixgbe_msix_clean_rx : \ + &ixgbe_msix_clean_many) for (vector = 0; vector < q_vectors; vector++) { handler = SET_HANDLER(&adapter->q_vector[vector]); sprintf(adapter->name[vector], "%s:v%d-%s", - netdev->name, vector, - (handler == &ixgbe_msix_clean_rx) ? "Rx" : - ((handler == &ixgbe_msix_clean_tx) ? "Tx" : "TxRx")); + netdev->name, vector, + (handler == &ixgbe_msix_clean_rx) ? "Rx" : + ((handler == &ixgbe_msix_clean_tx) ? "Tx" : "TxRx")); err = request_irq(adapter->msix_entries[vector].vector, - handler, 0, adapter->name[vector], - &(adapter->q_vector[vector])); + handler, 0, adapter->name[vector], + &(adapter->q_vector[vector])); if (err) { DPRINTK(PROBE, ERR, - "request_irq failed for MSIX interrupt " - "Error: %d\n", err); + "request_irq failed for MSIX interrupt " + "Error: %d\n", err); goto free_queue_irqs; } } sprintf(adapter->name[vector], "%s:lsc", netdev->name); err = request_irq(adapter->msix_entries[vector].vector, - &ixgbe_msix_lsc, 0, adapter->name[vector], netdev); + &ixgbe_msix_lsc, 0, adapter->name[vector], netdev); if (err) { DPRINTK(PROBE, ERR, "request_irq for msix_lsc failed: %d\n", err); @@ -1134,7 +1230,7 @@ static int ixgbe_request_msix_irqs(struct ixgbe_adapter *adapter) free_queue_irqs: for (i = vector - 1; i >= 0; i--) free_irq(adapter->msix_entries[--vector].vector, - &(adapter->q_vector[i])); + &(adapter->q_vector[i])); adapter->flags &= ~IXGBE_FLAG_MSIX_ENABLED; pci_disable_msix(adapter->pdev); kfree(adapter->msix_entries); @@ -1152,16 +1248,16 @@ static void ixgbe_set_itr(struct ixgbe_adapter *adapter) struct ixgbe_ring *rx_ring = &adapter->rx_ring[0]; struct ixgbe_ring *tx_ring = &adapter->tx_ring[0]; - q_vector->tx_eitr = ixgbe_update_itr(adapter, new_itr, - q_vector->tx_eitr, - tx_ring->total_packets, - tx_ring->total_bytes); - q_vector->rx_eitr = ixgbe_update_itr(adapter, new_itr, - q_vector->rx_eitr, - rx_ring->total_packets, - rx_ring->total_bytes); + q_vector->tx_itr = ixgbe_update_itr(adapter, new_itr, + q_vector->tx_itr, + tx_ring->total_packets, + tx_ring->total_bytes); + q_vector->rx_itr = ixgbe_update_itr(adapter, new_itr, + q_vector->rx_itr, + rx_ring->total_packets, + rx_ring->total_bytes); - current_itr = max(q_vector->rx_eitr, q_vector->tx_eitr); + current_itr = max(q_vector->rx_itr, q_vector->tx_itr); switch (current_itr) { /* counts and packets in update_itr are dependent on these numbers */ @@ -1206,19 +1302,19 @@ static irqreturn_t ixgbe_intr(int irq, void *data) struct ixgbe_hw *hw = &adapter->hw; u32 eicr; - /* for NAPI, using EIAM to auto-mask tx/rx interrupt bits on read * therefore no explict interrupt disable is necessary */ eicr = IXGBE_READ_REG(hw, IXGBE_EICR); - if (!eicr) + if (!eicr) { + /* shared interrupt alert! + * make sure interrupts are enabled because the read will + * have disabled interrupts due to EIAM */ + ixgbe_irq_enable(adapter); return IRQ_NONE; /* Not our interrupt */ - - if (eicr & IXGBE_EICR_LSC) { - adapter->lsc_int++; - if (!test_bit(__IXGBE_DOWN, &adapter->state)) - mod_timer(&adapter->watchdog_timer, jiffies); } + if (eicr & IXGBE_EICR_LSC) + ixgbe_check_lsc(adapter); if (netif_rx_schedule_prep(netdev, &adapter->q_vector[0].napi)) { adapter->tx_ring[0].total_packets = 0; @@ -1261,10 +1357,10 @@ static int ixgbe_request_irq(struct ixgbe_adapter *adapter) err = ixgbe_request_msix_irqs(adapter); } else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) { err = request_irq(adapter->pdev->irq, &ixgbe_intr, 0, - netdev->name, netdev); + netdev->name, netdev); } else { err = request_irq(adapter->pdev->irq, &ixgbe_intr, IRQF_SHARED, - netdev->name, netdev); + netdev->name, netdev); } if (err) @@ -1288,7 +1384,7 @@ static void ixgbe_free_irq(struct ixgbe_adapter *adapter) i--; for (; i >= 0; i--) { free_irq(adapter->msix_entries[i].vector, - &(adapter->q_vector[i])); + &(adapter->q_vector[i])); } ixgbe_reset_q_vectors(adapter); @@ -1335,7 +1431,7 @@ static void ixgbe_configure_msi_and_legacy(struct ixgbe_adapter *adapter) struct ixgbe_hw *hw = &adapter->hw; IXGBE_WRITE_REG(hw, IXGBE_EITR(0), - EITR_INTS_PER_SEC_TO_REG(adapter->rx_eitr)); + EITR_INTS_PER_SEC_TO_REG(adapter->eitr_param)); ixgbe_set_ivar(adapter, IXGBE_IVAR_RX_QUEUE(0), 0); ixgbe_set_ivar(adapter, IXGBE_IVAR_TX_QUEUE(0), 0); @@ -1347,26 +1443,31 @@ static void ixgbe_configure_msi_and_legacy(struct ixgbe_adapter *adapter) } /** - * ixgbe_configure_tx - Configure 8254x Transmit Unit after Reset + * ixgbe_configure_tx - Configure 8259x Transmit Unit after Reset * @adapter: board private structure * * Configure the Tx unit of the MAC after a reset. **/ static void ixgbe_configure_tx(struct ixgbe_adapter *adapter) { - u64 tdba; + u64 tdba, tdwba; struct ixgbe_hw *hw = &adapter->hw; u32 i, j, tdlen, txctrl; /* Setup the HW Tx Head and Tail descriptor pointers */ for (i = 0; i < adapter->num_tx_queues; i++) { - j = adapter->tx_ring[i].reg_idx; - tdba = adapter->tx_ring[i].dma; - tdlen = adapter->tx_ring[i].count * - sizeof(union ixgbe_adv_tx_desc); + struct ixgbe_ring *ring = &adapter->tx_ring[i]; + j = ring->reg_idx; + tdba = ring->dma; + tdlen = ring->count * sizeof(union ixgbe_adv_tx_desc); IXGBE_WRITE_REG(hw, IXGBE_TDBAL(j), - (tdba & DMA_32BIT_MASK)); + (tdba & DMA_32BIT_MASK)); IXGBE_WRITE_REG(hw, IXGBE_TDBAH(j), (tdba >> 32)); + tdwba = ring->dma + + (ring->count * sizeof(union ixgbe_adv_tx_desc)); + tdwba |= IXGBE_TDWBAL_HEAD_WB_ENABLE; + IXGBE_WRITE_REG(hw, IXGBE_TDWBAL(j), tdwba & DMA_32BIT_MASK); + IXGBE_WRITE_REG(hw, IXGBE_TDWBAH(j), (tdwba >> 32)); IXGBE_WRITE_REG(hw, IXGBE_TDLEN(j), tdlen); IXGBE_WRITE_REG(hw, IXGBE_TDH(j), 0); IXGBE_WRITE_REG(hw, IXGBE_TDT(j), 0); @@ -1375,20 +1476,66 @@ static void ixgbe_configure_tx(struct ixgbe_adapter *adapter) /* Disable Tx Head Writeback RO bit, since this hoses * bookkeeping if things aren't delivered in order. */ - txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i)); + txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(j)); txctrl &= ~IXGBE_DCA_TXCTRL_TX_WB_RO_EN; - IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(i), txctrl); + IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(j), txctrl); } } -#define PAGE_USE_COUNT(S) (((S) >> PAGE_SHIFT) + \ - (((S) & (PAGE_SIZE - 1)) ? 1 : 0)) +#define IXGBE_SRRCTL_BSIZEHDRSIZE_SHIFT 2 + +static void ixgbe_configure_srrctl(struct ixgbe_adapter *adapter, int index) +{ + struct ixgbe_ring *rx_ring; + u32 srrctl; + int queue0; + unsigned long mask; + + /* program one srrctl register per VMDq index */ + if (adapter->flags & IXGBE_FLAG_VMDQ_ENABLED) { + long shift, len; + mask = (unsigned long) adapter->ring_feature[RING_F_RSS].mask; + len = sizeof(adapter->ring_feature[RING_F_VMDQ].mask) * 8; + shift = find_first_bit(&mask, len); + queue0 = index & mask; + index = (index & mask) >> shift; + /* program one srrctl per RSS queue since RDRXCTL.MVMEN is enabled */ + } else { + mask = (unsigned long) adapter->ring_feature[RING_F_RSS].mask; + queue0 = index & mask; + index = index & mask; + } + + rx_ring = &adapter->rx_ring[queue0]; + + srrctl = IXGBE_READ_REG(&adapter->hw, IXGBE_SRRCTL(index)); + + srrctl &= ~IXGBE_SRRCTL_BSIZEHDR_MASK; + srrctl &= ~IXGBE_SRRCTL_BSIZEPKT_MASK; + + if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) { + srrctl |= IXGBE_RXBUFFER_2048 >> IXGBE_SRRCTL_BSIZEPKT_SHIFT; + srrctl |= IXGBE_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS; + srrctl |= ((IXGBE_RX_HDR_SIZE << + IXGBE_SRRCTL_BSIZEHDRSIZE_SHIFT) & + IXGBE_SRRCTL_BSIZEHDR_MASK); + } else { + srrctl |= IXGBE_SRRCTL_DESCTYPE_ADV_ONEBUF; + + if (rx_ring->rx_buf_len == MAXIMUM_ETHERNET_VLAN_SIZE) + srrctl |= IXGBE_RXBUFFER_2048 >> + IXGBE_SRRCTL_BSIZEPKT_SHIFT; + else + srrctl |= rx_ring->rx_buf_len >> + IXGBE_SRRCTL_BSIZEPKT_SHIFT; + } + IXGBE_WRITE_REG(&adapter->hw, IXGBE_SRRCTL(index), srrctl); +} -#define IXGBE_SRRCTL_BSIZEHDRSIZE_SHIFT 2 /** * ixgbe_get_skb_hdr - helper function for LRO header processing * @skb: pointer to sk_buff to be added to LRO packet - * @iphdr: pointer to tcp header structure + * @iphdr: pointer to ip header structure * @tcph: pointer to tcp header structure * @hdr_flags: pointer to header flags * @priv: private data @@ -1399,8 +1546,8 @@ static int ixgbe_get_skb_hdr(struct sk_buff *skb, void **iphdr, void **tcph, union ixgbe_adv_rx_desc *rx_desc = priv; /* Verify that this is a valid IPv4 TCP packet */ - if (!(rx_desc->wb.lower.lo_dword.pkt_info & - (IXGBE_RXDADV_PKTTYPE_IPV4 | IXGBE_RXDADV_PKTTYPE_TCP))) + if (!((ixgbe_get_pkt_info(rx_desc) & IXGBE_RXDADV_PKTTYPE_IPV4) && + (ixgbe_get_pkt_info(rx_desc) & IXGBE_RXDADV_PKTTYPE_TCP))) return -1; /* Set network headers */ @@ -1412,8 +1559,11 @@ static int ixgbe_get_skb_hdr(struct sk_buff *skb, void **iphdr, void **tcph, return 0; } +#define PAGE_USE_COUNT(S) (((S) >> PAGE_SHIFT) + \ + (((S) & (PAGE_SIZE - 1)) ? 1 : 0)) + /** - * ixgbe_configure_rx - Configure 8254x Receive Unit after Reset + * ixgbe_configure_rx - Configure 8259x Receive Unit after Reset * @adapter: board private structure * * Configure the Rx unit of the MAC after a reset. @@ -1426,25 +1576,26 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter) int max_frame = netdev->mtu + ETH_HLEN + ETH_FCS_LEN; int i, j; u32 rdlen, rxctrl, rxcsum; - u32 random[10]; + static const u32 seed[10] = { 0xE291D73D, 0x1805EC6C, 0x2A94B30D, + 0xA54F2BEC, 0xEA49AF7C, 0xE214AD3D, 0xB855AABE, + 0x6A3E67EA, 0x14364D17, 0x3BED200D}; u32 fctrl, hlreg0; u32 pages; - u32 reta = 0, mrqc, srrctl; + u32 reta = 0, mrqc; + u32 rdrxctl; + int rx_buf_len; /* Decide whether to use packet split mode or not */ - if (netdev->mtu > ETH_DATA_LEN) - adapter->flags |= IXGBE_FLAG_RX_PS_ENABLED; - else - adapter->flags &= ~IXGBE_FLAG_RX_PS_ENABLED; + adapter->flags |= IXGBE_FLAG_RX_PS_ENABLED; /* Set the RX buffer length according to the mode */ if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) { - adapter->rx_buf_len = IXGBE_RX_HDR_SIZE; + rx_buf_len = IXGBE_RX_HDR_SIZE; } else { if (netdev->mtu <= ETH_DATA_LEN) - adapter->rx_buf_len = MAXIMUM_ETHERNET_VLAN_SIZE; + rx_buf_len = MAXIMUM_ETHERNET_VLAN_SIZE; else - adapter->rx_buf_len = ALIGN(max_frame, 1024); + rx_buf_len = ALIGN(max_frame, 1024); } fctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_FCTRL); @@ -1461,28 +1612,6 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter) pages = PAGE_USE_COUNT(adapter->netdev->mtu); - srrctl = IXGBE_READ_REG(&adapter->hw, IXGBE_SRRCTL(0)); - srrctl &= ~IXGBE_SRRCTL_BSIZEHDR_MASK; - srrctl &= ~IXGBE_SRRCTL_BSIZEPKT_MASK; - - if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) { - srrctl |= PAGE_SIZE >> IXGBE_SRRCTL_BSIZEPKT_SHIFT; - srrctl |= IXGBE_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS; - srrctl |= ((IXGBE_RX_HDR_SIZE << - IXGBE_SRRCTL_BSIZEHDRSIZE_SHIFT) & - IXGBE_SRRCTL_BSIZEHDR_MASK); - } else { - srrctl |= IXGBE_SRRCTL_DESCTYPE_ADV_ONEBUF; - - if (adapter->rx_buf_len == MAXIMUM_ETHERNET_VLAN_SIZE) - srrctl |= - IXGBE_RXBUFFER_2048 >> IXGBE_SRRCTL_BSIZEPKT_SHIFT; - else - srrctl |= - adapter->rx_buf_len >> IXGBE_SRRCTL_BSIZEPKT_SHIFT; - } - IXGBE_WRITE_REG(&adapter->hw, IXGBE_SRRCTL(0), srrctl); - rdlen = adapter->rx_ring[0].count * sizeof(union ixgbe_adv_rx_desc); /* disable receives while setting up the descriptors */ rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); @@ -1492,25 +1621,43 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter) * the Base and Length of the Rx Descriptor Ring */ for (i = 0; i < adapter->num_rx_queues; i++) { rdba = adapter->rx_ring[i].dma; - IXGBE_WRITE_REG(hw, IXGBE_RDBAL(i), (rdba & DMA_32BIT_MASK)); - IXGBE_WRITE_REG(hw, IXGBE_RDBAH(i), (rdba >> 32)); - IXGBE_WRITE_REG(hw, IXGBE_RDLEN(i), rdlen); - IXGBE_WRITE_REG(hw, IXGBE_RDH(i), 0); - IXGBE_WRITE_REG(hw, IXGBE_RDT(i), 0); - adapter->rx_ring[i].head = IXGBE_RDH(i); - adapter->rx_ring[i].tail = IXGBE_RDT(i); - } - - /* Intitial LRO Settings */ - adapter->rx_ring[i].lro_mgr.max_aggr = IXGBE_MAX_LRO_AGGREGATE; - adapter->rx_ring[i].lro_mgr.max_desc = IXGBE_MAX_LRO_DESCRIPTORS; - adapter->rx_ring[i].lro_mgr.get_skb_header = ixgbe_get_skb_hdr; - adapter->rx_ring[i].lro_mgr.features = LRO_F_EXTRACT_VLAN_ID; - if (!(adapter->flags & IXGBE_FLAG_IN_NETPOLL)) - adapter->rx_ring[i].lro_mgr.features |= LRO_F_NAPI; - adapter->rx_ring[i].lro_mgr.dev = adapter->netdev; - adapter->rx_ring[i].lro_mgr.ip_summed = CHECKSUM_UNNECESSARY; - adapter->rx_ring[i].lro_mgr.ip_summed_aggr = CHECKSUM_UNNECESSARY; + j = adapter->rx_ring[i].reg_idx; + IXGBE_WRITE_REG(hw, IXGBE_RDBAL(j), (rdba & DMA_32BIT_MASK)); + IXGBE_WRITE_REG(hw, IXGBE_RDBAH(j), (rdba >> 32)); + IXGBE_WRITE_REG(hw, IXGBE_RDLEN(j), rdlen); + IXGBE_WRITE_REG(hw, IXGBE_RDH(j), 0); + IXGBE_WRITE_REG(hw, IXGBE_RDT(j), 0); + adapter->rx_ring[i].head = IXGBE_RDH(j); + adapter->rx_ring[i].tail = IXGBE_RDT(j); + adapter->rx_ring[i].rx_buf_len = rx_buf_len; + /* Intitial LRO Settings */ + adapter->rx_ring[i].lro_mgr.max_aggr = IXGBE_MAX_LRO_AGGREGATE; + adapter->rx_ring[i].lro_mgr.max_desc = IXGBE_MAX_LRO_DESCRIPTORS; + adapter->rx_ring[i].lro_mgr.get_skb_header = ixgbe_get_skb_hdr; + adapter->rx_ring[i].lro_mgr.features = LRO_F_EXTRACT_VLAN_ID; + if (!(adapter->flags & IXGBE_FLAG_IN_NETPOLL)) + adapter->rx_ring[i].lro_mgr.features |= LRO_F_NAPI; + adapter->rx_ring[i].lro_mgr.dev = adapter->netdev; + adapter->rx_ring[i].lro_mgr.ip_summed = CHECKSUM_UNNECESSARY; + adapter->rx_ring[i].lro_mgr.ip_summed_aggr = CHECKSUM_UNNECESSARY; + + ixgbe_configure_srrctl(adapter, j); + } + + /* + * For VMDq support of different descriptor types or + * buffer sizes through the use of multiple SRRCTL + * registers, RDRXCTL.MVMEN must be set to 1 + * + * also, the manual doesn't mention it clearly but DCA hints + * will only use queue 0's tags unless this bit is set. Side + * effects of setting this bit are only that SRRCTL must be + * fully programmed [0..15] + */ + rdrxctl = IXGBE_READ_REG(hw, IXGBE_RDRXCTL); + rdrxctl |= IXGBE_RDRXCTL_MVMEN; + IXGBE_WRITE_REG(hw, IXGBE_RDRXCTL, rdrxctl); + if (adapter->flags & IXGBE_FLAG_RSS_ENABLED) { /* Fill out redirection table */ @@ -1525,22 +1672,20 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter) } /* Fill out hash function seeds */ - /* XXX use a random constant here to glue certain flows */ - get_random_bytes(&random[0], 40); for (i = 0; i < 10; i++) - IXGBE_WRITE_REG(hw, IXGBE_RSSRK(i), random[i]); + IXGBE_WRITE_REG(hw, IXGBE_RSSRK(i), seed[i]); mrqc = IXGBE_MRQC_RSSEN /* Perform hash on these packet types */ - | IXGBE_MRQC_RSS_FIELD_IPV4 - | IXGBE_MRQC_RSS_FIELD_IPV4_TCP - | IXGBE_MRQC_RSS_FIELD_IPV4_UDP - | IXGBE_MRQC_RSS_FIELD_IPV6_EX_TCP - | IXGBE_MRQC_RSS_FIELD_IPV6_EX - | IXGBE_MRQC_RSS_FIELD_IPV6 - | IXGBE_MRQC_RSS_FIELD_IPV6_TCP - | IXGBE_MRQC_RSS_FIELD_IPV6_UDP - | IXGBE_MRQC_RSS_FIELD_IPV6_EX_UDP; + | IXGBE_MRQC_RSS_FIELD_IPV4 + | IXGBE_MRQC_RSS_FIELD_IPV4_TCP + | IXGBE_MRQC_RSS_FIELD_IPV4_UDP + | IXGBE_MRQC_RSS_FIELD_IPV6_EX_TCP + | IXGBE_MRQC_RSS_FIELD_IPV6_EX + | IXGBE_MRQC_RSS_FIELD_IPV6 + | IXGBE_MRQC_RSS_FIELD_IPV6_TCP + | IXGBE_MRQC_RSS_FIELD_IPV6_UDP + | IXGBE_MRQC_RSS_FIELD_IPV6_EX_UDP; IXGBE_WRITE_REG(hw, IXGBE_MRQC, mrqc); } @@ -1562,7 +1707,7 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter) } static void ixgbe_vlan_rx_register(struct net_device *netdev, - struct vlan_group *grp) + struct vlan_group *grp) { struct ixgbe_adapter *adapter = netdev_priv(netdev); u32 ctrl; @@ -1586,14 +1731,16 @@ static void ixgbe_vlan_rx_register(struct net_device *netdev, static void ixgbe_vlan_rx_add_vid(struct net_device *netdev, u16 vid) { struct ixgbe_adapter *adapter = netdev_priv(netdev); + struct ixgbe_hw *hw = &adapter->hw; /* add VID to filter table */ - ixgbe_set_vfta(&adapter->hw, vid, 0, true); + hw->mac.ops.set_vfta(&adapter->hw, vid, 0, true); } static void ixgbe_vlan_rx_kill_vid(struct net_device *netdev, u16 vid) { struct ixgbe_adapter *adapter = netdev_priv(netdev); + struct ixgbe_hw *hw = &adapter->hw; if (!test_bit(__IXGBE_DOWN, &adapter->state)) ixgbe_irq_disable(adapter); @@ -1604,7 +1751,7 @@ static void ixgbe_vlan_rx_kill_vid(struct net_device *netdev, u16 vid) ixgbe_irq_enable(adapter); /* remove VID from filter table */ - ixgbe_set_vfta(&adapter->hw, vid, 0, false); + hw->mac.ops.set_vfta(&adapter->hw, vid, 0, false); } static void ixgbe_restore_vlan(struct ixgbe_adapter *adapter) @@ -1621,23 +1768,37 @@ static void ixgbe_restore_vlan(struct ixgbe_adapter *adapter) } } +static u8 *ixgbe_addr_list_itr(struct ixgbe_hw *hw, u8 **mc_addr_ptr, u32 *vmdq) +{ + struct dev_mc_list *mc_ptr; + u8 *addr = *mc_addr_ptr; + *vmdq = 0; + + mc_ptr = container_of(addr, struct dev_mc_list, dmi_addr[0]); + if (mc_ptr->next) + *mc_addr_ptr = mc_ptr->next->dmi_addr; + else + *mc_addr_ptr = NULL; + + return addr; +} + /** - * ixgbe_set_multi - Multicast and Promiscuous mode set + * ixgbe_set_rx_mode - Unicast, Multicast and Promiscuous mode set * @netdev: network interface device structure * - * The set_multi entry point is called whenever the multicast address - * list or the network interface flags are updated. This routine is - * responsible for configuring the hardware for proper multicast, - * promiscuous mode, and all-multi behavior. + * The set_rx_method entry point is called whenever the unicast/multicast + * address list or the network interface flags are updated. This routine is + * responsible for configuring the hardware for proper unicast, multicast and + * promiscuous mode. **/ -static void ixgbe_set_multi(struct net_device *netdev) +static void ixgbe_set_rx_mode(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; - struct dev_mc_list *mc_ptr; - u8 *mta_list; u32 fctrl, vlnctrl; - int i; + u8 *addr_list = NULL; + int addr_count = 0; /* Check for Promiscuous and All Multicast modes */ @@ -1645,6 +1806,7 @@ static void ixgbe_set_multi(struct net_device *netdev) vlnctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); if (netdev->flags & IFF_PROMISC) { + hw->addr_ctrl.user_set_promisc = 1; fctrl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE); vlnctrl &= ~IXGBE_VLNCTRL_VFE; } else { @@ -1655,33 +1817,25 @@ static void ixgbe_set_multi(struct net_device *netdev) fctrl &= ~(IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE); } vlnctrl |= IXGBE_VLNCTRL_VFE; + hw->addr_ctrl.user_set_promisc = 0; } IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl); IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, vlnctrl); - if (netdev->mc_count) { - mta_list = kcalloc(netdev->mc_count, ETH_ALEN, GFP_ATOMIC); - if (!mta_list) - return; - - /* Shared function expects packed array of only addresses. */ - mc_ptr = netdev->mc_list; - - 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; - } - - ixgbe_update_mc_addr_list(hw, mta_list, i, 0); - kfree(mta_list); - } else { - ixgbe_update_mc_addr_list(hw, NULL, 0, 0); - } - + /* reprogram secondary unicast list */ + addr_count = netdev->uc_count; + if (addr_count) + addr_list = netdev->uc_list->dmi_addr; + hw->mac.ops.update_uc_addr_list(hw, addr_list, addr_count, + ixgbe_addr_list_itr); + + /* reprogram multicast list */ + addr_count = netdev->mc_count; + if (addr_count) + addr_list = netdev->mc_list->dmi_addr; + hw->mac.ops.update_mc_addr_list(hw, addr_list, addr_count, + ixgbe_addr_list_itr); } static void ixgbe_napi_enable_all(struct ixgbe_adapter *adapter) @@ -1695,10 +1849,16 @@ static void ixgbe_napi_enable_all(struct ixgbe_adapter *adapter) q_vectors = 1; for (q_idx = 0; q_idx < q_vectors; q_idx++) { + struct napi_struct *napi; q_vector = &adapter->q_vector[q_idx]; if (!q_vector->rxr_count) continue; - napi_enable(&q_vector->napi); + napi = &q_vector->napi; + if ((adapter->flags & IXGBE_FLAG_MSIX_ENABLED) && + (q_vector->rxr_count > 1)) + napi->poll = &ixgbe_clean_rxonly_many; + + napi_enable(napi); } } @@ -1725,7 +1885,7 @@ static void ixgbe_configure(struct ixgbe_adapter *adapter) struct net_device *netdev = adapter->netdev; int i; - ixgbe_set_multi(netdev); + ixgbe_set_rx_mode(netdev); ixgbe_restore_vlan(adapter); @@ -1733,7 +1893,7 @@ static void ixgbe_configure(struct ixgbe_adapter *adapter) ixgbe_configure_rx(adapter); for (i = 0; i < adapter->num_rx_queues; i++) ixgbe_alloc_rx_buffers(adapter, &adapter->rx_ring[i], - (adapter->rx_ring[i].count - 1)); + (adapter->rx_ring[i].count - 1)); } static int ixgbe_up_complete(struct ixgbe_adapter *adapter) @@ -1751,7 +1911,7 @@ static int ixgbe_up_complete(struct ixgbe_adapter *adapter) (adapter->flags & IXGBE_FLAG_MSI_ENABLED)) { if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { gpie = (IXGBE_GPIE_MSIX_MODE | IXGBE_GPIE_EIAME | - IXGBE_GPIE_PBA_SUPPORT | IXGBE_GPIE_OCD); + IXGBE_GPIE_PBA_SUPPORT | IXGBE_GPIE_OCD); } else { /* MSI only */ gpie = 0; @@ -1778,6 +1938,8 @@ static int ixgbe_up_complete(struct ixgbe_adapter *adapter) for (i = 0; i < adapter->num_tx_queues; i++) { j = adapter->tx_ring[i].reg_idx; txdctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(j)); + /* enable WTHRESH=8 descriptors, to encourage burst writeback */ + txdctl |= (8 << 16); txdctl |= IXGBE_TXDCTL_ENABLE; IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(j), txdctl); } @@ -1812,6 +1974,8 @@ static int ixgbe_up_complete(struct ixgbe_adapter *adapter) /* bring the link up in the watchdog, this could race with our first * link up interrupt but shouldn't be a problem */ + adapter->flags |= IXGBE_FLAG_NEED_LINK_UPDATE; + adapter->link_check_timeout = jiffies; mod_timer(&adapter->watchdog_timer, jiffies); return 0; } @@ -1836,50 +2000,14 @@ int ixgbe_up(struct ixgbe_adapter *adapter) void ixgbe_reset(struct ixgbe_adapter *adapter) { - if (ixgbe_init_hw(&adapter->hw)) - DPRINTK(PROBE, ERR, "Hardware Error\n"); + struct ixgbe_hw *hw = &adapter->hw; + if (hw->mac.ops.init_hw(hw)) + dev_err(&adapter->pdev->dev, "Hardware Error\n"); /* reprogram the RAR[0] in case user changed it. */ - ixgbe_set_rar(&adapter->hw, 0, adapter->hw.mac.addr, 0, IXGBE_RAH_AV); - -} - -#ifdef CONFIG_PM -static int ixgbe_resume(struct pci_dev *pdev) -{ - struct net_device *netdev = pci_get_drvdata(pdev); - struct ixgbe_adapter *adapter = netdev_priv(netdev); - u32 err; - - pci_set_power_state(pdev, PCI_D0); - pci_restore_state(pdev); - err = pci_enable_device(pdev); - if (err) { - printk(KERN_ERR "ixgbe: Cannot enable PCI device from " \ - "suspend\n"); - return err; - } - pci_set_master(pdev); + hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV); - pci_enable_wake(pdev, PCI_D3hot, 0); - pci_enable_wake(pdev, PCI_D3cold, 0); - - if (netif_running(netdev)) { - err = ixgbe_request_irq(adapter); - if (err) - return err; - } - - ixgbe_reset(adapter); - - if (netif_running(netdev)) - ixgbe_up(adapter); - - netif_device_attach(netdev); - - return 0; } -#endif /** * ixgbe_clean_rx_ring - Free Rx Buffers per Queue @@ -1887,7 +2015,7 @@ static int ixgbe_resume(struct pci_dev *pdev) * @rx_ring: ring to free buffers from **/ static void ixgbe_clean_rx_ring(struct ixgbe_adapter *adapter, - struct ixgbe_ring *rx_ring) + struct ixgbe_ring *rx_ring) { struct pci_dev *pdev = adapter->pdev; unsigned long size; @@ -1901,8 +2029,8 @@ static void ixgbe_clean_rx_ring(struct ixgbe_adapter *adapter, rx_buffer_info = &rx_ring->rx_buffer_info[i]; if (rx_buffer_info->dma) { pci_unmap_single(pdev, rx_buffer_info->dma, - adapter->rx_buf_len, - PCI_DMA_FROMDEVICE); + rx_ring->rx_buf_len, + PCI_DMA_FROMDEVICE); rx_buffer_info->dma = 0; } if (rx_buffer_info->skb) { @@ -1911,12 +2039,12 @@ static void ixgbe_clean_rx_ring(struct ixgbe_adapter *adapter, } if (!rx_buffer_info->page) continue; - pci_unmap_page(pdev, rx_buffer_info->page_dma, PAGE_SIZE, - PCI_DMA_FROMDEVICE); + pci_unmap_page(pdev, rx_buffer_info->page_dma, PAGE_SIZE / 2, + PCI_DMA_FROMDEVICE); rx_buffer_info->page_dma = 0; - put_page(rx_buffer_info->page); rx_buffer_info->page = NULL; + rx_buffer_info->page_offset = 0; } size = sizeof(struct ixgbe_rx_buffer) * rx_ring->count; @@ -1938,7 +2066,7 @@ static void ixgbe_clean_rx_ring(struct ixgbe_adapter *adapter, * @tx_ring: ring to be cleaned **/ static void ixgbe_clean_tx_ring(struct ixgbe_adapter *adapter, - struct ixgbe_ring *tx_ring) + struct ixgbe_ring *tx_ring) { struct ixgbe_tx_buffer *tx_buffer_info; unsigned long size; @@ -1991,75 +2119,64 @@ static void ixgbe_clean_all_tx_rings(struct ixgbe_adapter *adapter) void ixgbe_down(struct ixgbe_adapter *adapter) { struct net_device *netdev = adapter->netdev; + struct ixgbe_hw *hw = &adapter->hw; u32 rxctrl; + u32 txdctl; + int i, j; /* signal that we are down to the interrupt handler */ set_bit(__IXGBE_DOWN, &adapter->state); /* disable receives */ - rxctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXCTRL); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, - rxctrl & ~IXGBE_RXCTRL_RXEN); + rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); + IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, rxctrl & ~IXGBE_RXCTRL_RXEN); netif_tx_disable(netdev); - /* disable transmits in the hardware */ - - /* flush both disables */ - IXGBE_WRITE_FLUSH(&adapter->hw); + IXGBE_WRITE_FLUSH(hw); msleep(10); + netif_tx_stop_all_queues(netdev); + ixgbe_irq_disable(adapter); ixgbe_napi_disable_all(adapter); + del_timer_sync(&adapter->watchdog_timer); + cancel_work_sync(&adapter->watchdog_task); + + /* disable transmits in the hardware now that interrupts are off */ + for (i = 0; i < adapter->num_tx_queues; i++) { + j = adapter->tx_ring[i].reg_idx; + txdctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(j)); + IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(j), + (txdctl & ~IXGBE_TXDCTL_ENABLE)); + } netif_carrier_off(netdev); - netif_tx_stop_all_queues(netdev); +#ifdef CONFIG_IXGBE_DCA + if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) { + adapter->flags &= ~IXGBE_FLAG_DCA_ENABLED; + dca_remove_requester(&adapter->pdev->dev); + } + +#endif if (!pci_channel_offline(adapter->pdev)) ixgbe_reset(adapter); ixgbe_clean_all_tx_rings(adapter); ixgbe_clean_all_rx_rings(adapter); -} - -static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state) -{ - struct net_device *netdev = pci_get_drvdata(pdev); - struct ixgbe_adapter *adapter = netdev_priv(netdev); -#ifdef CONFIG_PM - int retval = 0; -#endif - - netif_device_detach(netdev); - - if (netif_running(netdev)) { - ixgbe_down(adapter); - ixgbe_free_irq(adapter); +#ifdef CONFIG_IXGBE_DCA + /* since we reset the hardware DCA settings were cleared */ + if (dca_add_requester(&adapter->pdev->dev) == 0) { + adapter->flags |= IXGBE_FLAG_DCA_ENABLED; + /* always use CB2 mode, difference is masked + * in the CB driver */ + IXGBE_WRITE_REG(hw, IXGBE_DCA_CTRL, 2); + ixgbe_setup_dca(adapter); } - -#ifdef CONFIG_PM - retval = pci_save_state(pdev); - if (retval) - return retval; #endif - - pci_enable_wake(pdev, PCI_D3hot, 0); - pci_enable_wake(pdev, PCI_D3cold, 0); - - ixgbe_release_hw_control(adapter); - - pci_disable_device(pdev); - - pci_set_power_state(pdev, pci_choose_state(pdev, state)); - - return 0; -} - -static void ixgbe_shutdown(struct pci_dev *pdev) -{ - ixgbe_suspend(pdev, PMSG_SUSPEND); } /** @@ -2072,11 +2189,11 @@ static void ixgbe_shutdown(struct pci_dev *pdev) static int ixgbe_poll(struct napi_struct *napi, int budget) { struct ixgbe_q_vector *q_vector = container_of(napi, - struct ixgbe_q_vector, napi); + struct ixgbe_q_vector, napi); struct ixgbe_adapter *adapter = q_vector->adapter; - int tx_cleaned = 0, work_done = 0; + int tx_cleaned, work_done = 0; -#ifdef CONFIG_DCA +#ifdef CONFIG_IXGBE_DCA if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) { ixgbe_update_tx_dca(adapter, adapter->tx_ring); ixgbe_update_rx_dca(adapter, adapter->rx_ring); @@ -2092,12 +2209,11 @@ static int ixgbe_poll(struct napi_struct *napi, int budget) /* If budget not fully consumed, exit the polling mode */ if (work_done < budget) { netif_rx_complete(adapter->netdev, napi); - if (adapter->rx_eitr < IXGBE_MIN_ITR_USECS) + if (adapter->itr_setting & 3) ixgbe_set_itr(adapter); if (!test_bit(__IXGBE_DOWN, &adapter->state)) ixgbe_irq_enable(adapter); } - return work_done; } @@ -2123,8 +2239,48 @@ static void ixgbe_reset_task(struct work_struct *work) ixgbe_reinit_locked(adapter); } +static void ixgbe_set_num_queues(struct ixgbe_adapter *adapter) +{ + int nrq = 1, ntq = 1; + int feature_mask = 0, rss_i, rss_m; + + /* Number of supported queues */ + switch (adapter->hw.mac.type) { + case ixgbe_mac_82598EB: + rss_i = adapter->ring_feature[RING_F_RSS].indices; + rss_m = 0; + feature_mask |= IXGBE_FLAG_RSS_ENABLED; + + switch (adapter->flags & feature_mask) { + case (IXGBE_FLAG_RSS_ENABLED): + rss_m = 0xF; + nrq = rss_i; + ntq = rss_i; + break; + case 0: + default: + rss_i = 0; + rss_m = 0; + nrq = 1; + ntq = 1; + break; + } + + adapter->ring_feature[RING_F_RSS].indices = rss_i; + adapter->ring_feature[RING_F_RSS].mask = rss_m; + break; + default: + nrq = 1; + ntq = 1; + break; + } + + adapter->num_rx_queues = nrq; + adapter->num_tx_queues = ntq; +} + static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter, - int vectors) + int vectors) { int err, vector_threshold; @@ -2143,7 +2299,7 @@ static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter, */ while (vectors >= vector_threshold) { err = pci_enable_msix(adapter->pdev, adapter->msix_entries, - vectors); + vectors); if (!err) /* Success in acquiring all requested vectors. */ break; else if (err < 0) @@ -2162,54 +2318,13 @@ static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter, kfree(adapter->msix_entries); adapter->msix_entries = NULL; adapter->flags &= ~IXGBE_FLAG_RSS_ENABLED; - adapter->num_tx_queues = 1; - adapter->num_rx_queues = 1; + ixgbe_set_num_queues(adapter); } else { adapter->flags |= IXGBE_FLAG_MSIX_ENABLED; /* Woot! */ adapter->num_msix_vectors = vectors; } } -static void __devinit ixgbe_set_num_queues(struct ixgbe_adapter *adapter) -{ - int nrq, ntq; - int feature_mask = 0, rss_i, rss_m; - - /* Number of supported queues */ - switch (adapter->hw.mac.type) { - case ixgbe_mac_82598EB: - rss_i = adapter->ring_feature[RING_F_RSS].indices; - rss_m = 0; - feature_mask |= IXGBE_FLAG_RSS_ENABLED; - - switch (adapter->flags & feature_mask) { - case (IXGBE_FLAG_RSS_ENABLED): - rss_m = 0xF; - nrq = rss_i; - ntq = rss_i; - break; - case 0: - default: - rss_i = 0; - rss_m = 0; - nrq = 1; - ntq = 1; - break; - } - - adapter->ring_feature[RING_F_RSS].indices = rss_i; - adapter->ring_feature[RING_F_RSS].mask = rss_m; - break; - default: - nrq = 1; - ntq = 1; - break; - } - - adapter->num_rx_queues = nrq; - adapter->num_tx_queues = ntq; -} - /** * ixgbe_cache_ring_register - Descriptor ring to register mapping * @adapter: board private structure to initialize @@ -2219,9 +2334,6 @@ static void __devinit ixgbe_set_num_queues(struct ixgbe_adapter *adapter) **/ static void __devinit ixgbe_cache_ring_register(struct ixgbe_adapter *adapter) { - /* TODO: Remove all uses of the indices in the cases where multiple - * features are OR'd together, if the feature set makes sense. - */ int feature_mask = 0, rss_i; int i, txr_idx, rxr_idx; @@ -2262,21 +2374,22 @@ static int __devinit ixgbe_alloc_queues(struct ixgbe_adapter *adapter) int i; adapter->tx_ring = kcalloc(adapter->num_tx_queues, - sizeof(struct ixgbe_ring), GFP_KERNEL); + sizeof(struct ixgbe_ring), GFP_KERNEL); if (!adapter->tx_ring) goto err_tx_ring_allocation; adapter->rx_ring = kcalloc(adapter->num_rx_queues, - sizeof(struct ixgbe_ring), GFP_KERNEL); + sizeof(struct ixgbe_ring), GFP_KERNEL); if (!adapter->rx_ring) goto err_rx_ring_allocation; for (i = 0; i < adapter->num_tx_queues; i++) { - adapter->tx_ring[i].count = IXGBE_DEFAULT_TXD; + adapter->tx_ring[i].count = adapter->tx_ring_count; adapter->tx_ring[i].queue_index = i; } + for (i = 0; i < adapter->num_rx_queues; i++) { - adapter->rx_ring[i].count = IXGBE_DEFAULT_RXD; + adapter->rx_ring[i].count = adapter->rx_ring_count; adapter->rx_ring[i].queue_index = i; } @@ -2298,25 +2411,19 @@ err_tx_ring_allocation: * capabilities of the hardware and the kernel. **/ static int __devinit ixgbe_set_interrupt_capability(struct ixgbe_adapter - *adapter) + *adapter) { int err = 0; int vector, v_budget; /* - * Set the default interrupt throttle rate. - */ - adapter->rx_eitr = (1000000 / IXGBE_DEFAULT_ITR_RX_USECS); - adapter->tx_eitr = (1000000 / IXGBE_DEFAULT_ITR_TX_USECS); - - /* * It's easy to be greedy for MSI-X vectors, but it really * doesn't do us much good if we have a lot more vectors * than CPU's. So let's be conservative and only ask for * (roughly) twice the number of vectors as there are CPU's. */ v_budget = min(adapter->num_rx_queues + adapter->num_tx_queues, - (int)(num_online_cpus() * 2)) + NON_Q_VECTORS; + (int)(num_online_cpus() * 2)) + NON_Q_VECTORS; /* * At the same time, hardware can only support a maximum of @@ -2330,7 +2437,7 @@ static int __devinit ixgbe_set_interrupt_capability(struct ixgbe_adapter /* A failure in MSI-X entry allocation isn't fatal, but it does * mean we disable MSI-X capabilities of the adapter. */ adapter->msix_entries = kcalloc(v_budget, - sizeof(struct msix_entry), GFP_KERNEL); + sizeof(struct msix_entry), GFP_KERNEL); if (!adapter->msix_entries) { adapter->flags &= ~IXGBE_FLAG_RSS_ENABLED; ixgbe_set_num_queues(adapter); @@ -2339,7 +2446,7 @@ static int __devinit ixgbe_set_interrupt_capability(struct ixgbe_adapter err = ixgbe_alloc_queues(adapter); if (err) { DPRINTK(PROBE, ERR, "Unable to allocate memory " - "for queues\n"); + "for queues\n"); goto out; } @@ -2360,7 +2467,7 @@ try_msi: adapter->flags |= IXGBE_FLAG_MSI_ENABLED; } else { DPRINTK(HW, DEBUG, "Unable to allocate MSI interrupt, " - "falling back to legacy. Error: %d\n", err); + "falling back to legacy. Error: %d\n", err); /* reset err */ err = 0; } @@ -2416,9 +2523,9 @@ static int __devinit ixgbe_init_interrupt_scheme(struct ixgbe_adapter *adapter) } DPRINTK(DRV, INFO, "Multiqueue %s: Rx Queue count = %u, " - "Tx Queue count = %u\n", - (adapter->num_rx_queues > 1) ? "Enabled" : - "Disabled", adapter->num_rx_queues, adapter->num_tx_queues); + "Tx Queue count = %u\n", + (adapter->num_rx_queues > 1) ? "Enabled" : + "Disabled", adapter->num_rx_queues, adapter->num_tx_queues); set_bit(__IXGBE_DOWN, &adapter->state); @@ -2445,33 +2552,44 @@ static int __devinit ixgbe_sw_init(struct ixgbe_adapter *adapter) struct pci_dev *pdev = adapter->pdev; unsigned int rss; + /* PCI config space info */ + + hw->vendor_id = pdev->vendor; + hw->device_id = pdev->device; + hw->revision_id = pdev->revision; + hw->subsystem_vendor_id = pdev->subsystem_vendor; + hw->subsystem_device_id = pdev->subsystem_device; + /* Set capability flags */ rss = min(IXGBE_MAX_RSS_INDICES, (int)num_online_cpus()); adapter->ring_feature[RING_F_RSS].indices = rss; adapter->flags |= IXGBE_FLAG_RSS_ENABLED; - /* Enable Dynamic interrupt throttling by default */ - adapter->rx_eitr = 1; - adapter->tx_eitr = 1; - /* default flow control settings */ - hw->fc.original_type = ixgbe_fc_full; - hw->fc.type = ixgbe_fc_full; + hw->fc.original_type = ixgbe_fc_none; + hw->fc.type = ixgbe_fc_none; + hw->fc.high_water = IXGBE_DEFAULT_FCRTH; + hw->fc.low_water = IXGBE_DEFAULT_FCRTL; + hw->fc.pause_time = IXGBE_DEFAULT_FCPAUSE; + hw->fc.send_xon = true; /* select 10G link by default */ hw->mac.link_mode_select = IXGBE_AUTOC_LMS_10G_LINK_NO_AN; - if (hw->mac.ops.reset(hw)) { - dev_err(&pdev->dev, "HW Init failed\n"); - return -EIO; - } - if (hw->mac.ops.setup_link_speed(hw, IXGBE_LINK_SPEED_10GB_FULL, true, - false)) { - dev_err(&pdev->dev, "Link Speed setup failed\n"); - return -EIO; - } + + /* enable itr by default in dynamic mode */ + adapter->itr_setting = 1; + adapter->eitr_param = 20000; + + /* set defaults for eitr in MegaBytes */ + adapter->eitr_low = 10; + adapter->eitr_high = 20; + + /* set default ring sizes */ + adapter->tx_ring_count = IXGBE_DEFAULT_TXD; + adapter->rx_ring_count = IXGBE_DEFAULT_RXD; /* initialize eeprom parameters */ - if (ixgbe_init_eeprom(hw)) { + if (ixgbe_init_eeprom_params_generic(hw)) { dev_err(&pdev->dev, "EEPROM initialization failed\n"); return -EIO; } @@ -2487,105 +2605,157 @@ static int __devinit ixgbe_sw_init(struct ixgbe_adapter *adapter) /** * ixgbe_setup_tx_resources - allocate Tx resources (Descriptors) * @adapter: board private structure - * @txdr: tx descriptor ring (for a specific queue) to setup + * @tx_ring: tx descriptor ring (for a specific queue) to setup * * Return 0 on success, negative on failure **/ int ixgbe_setup_tx_resources(struct ixgbe_adapter *adapter, - struct ixgbe_ring *txdr) + struct ixgbe_ring *tx_ring) { struct pci_dev *pdev = adapter->pdev; int size; - size = sizeof(struct ixgbe_tx_buffer) * txdr->count; - txdr->tx_buffer_info = vmalloc(size); - if (!txdr->tx_buffer_info) { - DPRINTK(PROBE, ERR, - "Unable to allocate memory for the transmit descriptor ring\n"); - return -ENOMEM; - } - memset(txdr->tx_buffer_info, 0, size); + size = sizeof(struct ixgbe_tx_buffer) * tx_ring->count; + tx_ring->tx_buffer_info = vmalloc(size); + if (!tx_ring->tx_buffer_info) + goto err; + memset(tx_ring->tx_buffer_info, 0, size); /* round up to nearest 4K */ - txdr->size = txdr->count * sizeof(union ixgbe_adv_tx_desc); - txdr->size = ALIGN(txdr->size, 4096); + tx_ring->size = tx_ring->count * sizeof(union ixgbe_adv_tx_desc) + + sizeof(u32); + tx_ring->size = ALIGN(tx_ring->size, 4096); - txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma); - if (!txdr->desc) { - vfree(txdr->tx_buffer_info); - DPRINTK(PROBE, ERR, - "Memory allocation failed for the tx desc ring\n"); - return -ENOMEM; - } - - txdr->next_to_use = 0; - txdr->next_to_clean = 0; - txdr->work_limit = txdr->count; + tx_ring->desc = pci_alloc_consistent(pdev, tx_ring->size, + &tx_ring->dma); + if (!tx_ring->desc) + goto err; + tx_ring->next_to_use = 0; + tx_ring->next_to_clean = 0; + tx_ring->work_limit = tx_ring->count; return 0; + +err: + vfree(tx_ring->tx_buffer_info); + tx_ring->tx_buffer_info = NULL; + DPRINTK(PROBE, ERR, "Unable to allocate memory for the transmit " + "descriptor ring\n"); + return -ENOMEM; +} + +/** + * ixgbe_setup_all_tx_resources - allocate all queues Tx resources + * @adapter: board private structure + * + * If this function returns with an error, then it's possible one or + * more of the rings is populated (while the rest are not). It is the + * callers duty to clean those orphaned rings. + * + * Return 0 on success, negative on failure + **/ +static int ixgbe_setup_all_tx_resources(struct ixgbe_adapter *adapter) +{ + int i, err = 0; + + for (i = 0; i < adapter->num_tx_queues; i++) { + err = ixgbe_setup_tx_resources(adapter, &adapter->tx_ring[i]); + if (!err) + continue; + DPRINTK(PROBE, ERR, "Allocation for Tx Queue %u failed\n", i); + break; + } + + return err; } /** * ixgbe_setup_rx_resources - allocate Rx resources (Descriptors) * @adapter: board private structure - * @rxdr: rx descriptor ring (for a specific queue) to setup + * @rx_ring: rx descriptor ring (for a specific queue) to setup * * Returns 0 on success, negative on failure **/ int ixgbe_setup_rx_resources(struct ixgbe_adapter *adapter, - struct ixgbe_ring *rxdr) + struct ixgbe_ring *rx_ring) { struct pci_dev *pdev = adapter->pdev; int size; size = sizeof(struct net_lro_desc) * IXGBE_MAX_LRO_DESCRIPTORS; - rxdr->lro_mgr.lro_arr = vmalloc(size); - if (!rxdr->lro_mgr.lro_arr) + rx_ring->lro_mgr.lro_arr = vmalloc(size); + if (!rx_ring->lro_mgr.lro_arr) return -ENOMEM; - memset(rxdr->lro_mgr.lro_arr, 0, size); + memset(rx_ring->lro_mgr.lro_arr, 0, size); - size = sizeof(struct ixgbe_rx_buffer) * rxdr->count; - rxdr->rx_buffer_info = vmalloc(size); - if (!rxdr->rx_buffer_info) { + size = sizeof(struct ixgbe_rx_buffer) * rx_ring->count; + rx_ring->rx_buffer_info = vmalloc(size); + if (!rx_ring->rx_buffer_info) { DPRINTK(PROBE, ERR, - "vmalloc allocation failed for the rx desc ring\n"); + "vmalloc allocation failed for the rx desc ring\n"); goto alloc_failed; } - memset(rxdr->rx_buffer_info, 0, size); + memset(rx_ring->rx_buffer_info, 0, size); /* Round up to nearest 4K */ - rxdr->size = rxdr->count * sizeof(union ixgbe_adv_rx_desc); - rxdr->size = ALIGN(rxdr->size, 4096); + rx_ring->size = rx_ring->count * sizeof(union ixgbe_adv_rx_desc); + rx_ring->size = ALIGN(rx_ring->size, 4096); - rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma); + rx_ring->desc = pci_alloc_consistent(pdev, rx_ring->size, &rx_ring->dma); - if (!rxdr->desc) { + if (!rx_ring->desc) { DPRINTK(PROBE, ERR, - "Memory allocation failed for the rx desc ring\n"); - vfree(rxdr->rx_buffer_info); + "Memory allocation failed for the rx desc ring\n"); + vfree(rx_ring->rx_buffer_info); goto alloc_failed; } - rxdr->next_to_clean = 0; - rxdr->next_to_use = 0; + rx_ring->next_to_clean = 0; + rx_ring->next_to_use = 0; return 0; alloc_failed: - vfree(rxdr->lro_mgr.lro_arr); - rxdr->lro_mgr.lro_arr = NULL; + vfree(rx_ring->lro_mgr.lro_arr); + rx_ring->lro_mgr.lro_arr = NULL; return -ENOMEM; } /** + * ixgbe_setup_all_rx_resources - allocate all queues Rx resources + * @adapter: board private structure + * + * If this function returns with an error, then it's possible one or + * more of the rings is populated (while the rest are not). It is the + * callers duty to clean those orphaned rings. + * + * Return 0 on success, negative on failure + **/ + +static int ixgbe_setup_all_rx_resources(struct ixgbe_adapter *adapter) +{ + int i, err = 0; + + for (i = 0; i < adapter->num_rx_queues; i++) { + err = ixgbe_setup_rx_resources(adapter, &adapter->rx_ring[i]); + if (!err) + continue; + DPRINTK(PROBE, ERR, "Allocation for Rx Queue %u failed\n", i); + break; + } + + return err; +} + +/** * ixgbe_free_tx_resources - Free Tx Resources per Queue * @adapter: board private structure * @tx_ring: Tx descriptor ring for a specific queue * * Free all transmit software resources **/ -static void ixgbe_free_tx_resources(struct ixgbe_adapter *adapter, - struct ixgbe_ring *tx_ring) +void ixgbe_free_tx_resources(struct ixgbe_adapter *adapter, + struct ixgbe_ring *tx_ring) { struct pci_dev *pdev = adapter->pdev; @@ -2620,8 +2790,8 @@ static void ixgbe_free_all_tx_resources(struct ixgbe_adapter *adapter) * * Free all receive software resources **/ -static void ixgbe_free_rx_resources(struct ixgbe_adapter *adapter, - struct ixgbe_ring *rx_ring) +void ixgbe_free_rx_resources(struct ixgbe_adapter *adapter, + struct ixgbe_ring *rx_ring) { struct pci_dev *pdev = adapter->pdev; @@ -2653,59 +2823,6 @@ static void ixgbe_free_all_rx_resources(struct ixgbe_adapter *adapter) } /** - * ixgbe_setup_all_tx_resources - allocate all queues Tx resources - * @adapter: board private structure - * - * If this function returns with an error, then it's possible one or - * more of the rings is populated (while the rest are not). It is the - * callers duty to clean those orphaned rings. - * - * Return 0 on success, negative on failure - **/ -static int ixgbe_setup_all_tx_resources(struct ixgbe_adapter *adapter) -{ - int i, err = 0; - - for (i = 0; i < adapter->num_tx_queues; i++) { - err = ixgbe_setup_tx_resources(adapter, &adapter->tx_ring[i]); - if (err) { - DPRINTK(PROBE, ERR, - "Allocation for Tx Queue %u failed\n", i); - break; - } - } - - return err; -} - -/** - * ixgbe_setup_all_rx_resources - allocate all queues Rx resources - * @adapter: board private structure - * - * If this function returns with an error, then it's possible one or - * more of the rings is populated (while the rest are not). It is the - * callers duty to clean those orphaned rings. - * - * Return 0 on success, negative on failure - **/ - -static int ixgbe_setup_all_rx_resources(struct ixgbe_adapter *adapter) -{ - int i, err = 0; - - for (i = 0; i < adapter->num_rx_queues; i++) { - err = ixgbe_setup_rx_resources(adapter, &adapter->rx_ring[i]); - if (err) { - DPRINTK(PROBE, ERR, - "Allocation for Rx Queue %u failed\n", i); - break; - } - } - - return err; -} - -/** * ixgbe_change_mtu - Change the Maximum Transfer Unit * @netdev: network interface device structure * @new_mtu: new value for maximum frame size @@ -2717,12 +2834,12 @@ static int ixgbe_change_mtu(struct net_device *netdev, int new_mtu) struct ixgbe_adapter *adapter = netdev_priv(netdev); int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN; - if ((max_frame < (ETH_ZLEN + ETH_FCS_LEN)) || - (max_frame > IXGBE_MAX_JUMBO_FRAME_SIZE)) + /* MTU < 68 is an error and causes problems on some kernels */ + if ((new_mtu < 68) || (max_frame > IXGBE_MAX_JUMBO_FRAME_SIZE)) return -EINVAL; DPRINTK(PROBE, INFO, "changing MTU from %d to %d\n", - netdev->mtu, new_mtu); + netdev->mtu, new_mtu); /* must set new MTU before calling down or up */ netdev->mtu = new_mtu; @@ -2817,6 +2934,135 @@ static int ixgbe_close(struct net_device *netdev) } /** + * ixgbe_napi_add_all - prep napi structs for use + * @adapter: private struct + * helper function to napi_add each possible q_vector->napi + */ +static void ixgbe_napi_add_all(struct ixgbe_adapter *adapter) +{ + int q_idx, q_vectors; + int (*poll)(struct napi_struct *, int); + + if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { + poll = &ixgbe_clean_rxonly; + /* Only enable as many vectors as we have rx queues. */ + q_vectors = adapter->num_rx_queues; + } else { + poll = &ixgbe_poll; + /* only one q_vector for legacy modes */ + q_vectors = 1; + } + + for (q_idx = 0; q_idx < q_vectors; q_idx++) { + struct ixgbe_q_vector *q_vector = &adapter->q_vector[q_idx]; + netif_napi_add(adapter->netdev, &q_vector->napi, (*poll), 64); + } +} + +static void ixgbe_napi_del_all(struct ixgbe_adapter *adapter) +{ + int q_idx; + int q_vectors = adapter->num_msix_vectors - NON_Q_VECTORS; + + /* legacy and MSI only use one vector */ + if (!(adapter->flags & IXGBE_FLAG_MSIX_ENABLED)) + q_vectors = 1; + + for (q_idx = 0; q_idx < q_vectors; q_idx++) { + struct ixgbe_q_vector *q_vector = &adapter->q_vector[q_idx]; + if (!q_vector->rxr_count) + continue; + netif_napi_del(&q_vector->napi); + } +} + +#ifdef CONFIG_PM +static int ixgbe_resume(struct pci_dev *pdev) +{ + struct net_device *netdev = pci_get_drvdata(pdev); + struct ixgbe_adapter *adapter = netdev_priv(netdev); + u32 err; + + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + err = pci_enable_device(pdev); + if (err) { + printk(KERN_ERR "ixgbe: Cannot enable PCI device from " + "suspend\n"); + return err; + } + pci_set_master(pdev); + + pci_enable_wake(pdev, PCI_D3hot, 0); + pci_enable_wake(pdev, PCI_D3cold, 0); + + err = ixgbe_init_interrupt_scheme(adapter); + if (err) { + printk(KERN_ERR "ixgbe: Cannot initialize interrupts for " + "device\n"); + return err; + } + + ixgbe_napi_add_all(adapter); + ixgbe_reset(adapter); + + if (netif_running(netdev)) { + err = ixgbe_open(adapter->netdev); + if (err) + return err; + } + + netif_device_attach(netdev); + + return 0; +} + +#endif /* CONFIG_PM */ +static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state) +{ + struct net_device *netdev = pci_get_drvdata(pdev); + struct ixgbe_adapter *adapter = netdev_priv(netdev); +#ifdef CONFIG_PM + int retval = 0; +#endif + + netif_device_detach(netdev); + + if (netif_running(netdev)) { + ixgbe_down(adapter); + ixgbe_free_irq(adapter); + ixgbe_free_all_tx_resources(adapter); + ixgbe_free_all_rx_resources(adapter); + } + ixgbe_reset_interrupt_capability(adapter); + ixgbe_napi_del_all(adapter); + kfree(adapter->tx_ring); + kfree(adapter->rx_ring); + +#ifdef CONFIG_PM + retval = pci_save_state(pdev); + if (retval) + return retval; +#endif + + pci_enable_wake(pdev, PCI_D3hot, 0); + pci_enable_wake(pdev, PCI_D3cold, 0); + + ixgbe_release_hw_control(adapter); + + pci_disable_device(pdev); + + pci_set_power_state(pdev, pci_choose_state(pdev, state)); + + return 0; +} + +static void ixgbe_shutdown(struct pci_dev *pdev) +{ + ixgbe_suspend(pdev, PMSG_SUSPEND); +} + +/** * ixgbe_update_stats - Update the board statistics counters. * @adapter: board private structure **/ @@ -2889,7 +3135,7 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter) /* Rx Errors */ adapter->net_stats.rx_errors = adapter->stats.crcerrs + - adapter->stats.rlec; + adapter->stats.rlec; adapter->net_stats.rx_dropped = 0; adapter->net_stats.rx_length_errors = adapter->stats.rlec; adapter->net_stats.rx_crc_errors = adapter->stats.crcerrs; @@ -2903,27 +3149,74 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter) static void ixgbe_watchdog(unsigned long data) { struct ixgbe_adapter *adapter = (struct ixgbe_adapter *)data; - struct net_device *netdev = adapter->netdev; - bool link_up; - u32 link_speed = 0; + struct ixgbe_hw *hw = &adapter->hw; + + /* Do the watchdog outside of interrupt context due to the lovely + * delays that some of the newer hardware requires */ + if (!test_bit(__IXGBE_DOWN, &adapter->state)) { + /* Cause software interrupt to ensure rx rings are cleaned */ + if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { + u32 eics = + (1 << (adapter->num_msix_vectors - NON_Q_VECTORS)) - 1; + IXGBE_WRITE_REG(hw, IXGBE_EICS, eics); + } else { + /* For legacy and MSI interrupts don't set any bits that + * are enabled for EIAM, because this operation would + * set *both* EIMS and EICS for any bit in EIAM */ + IXGBE_WRITE_REG(hw, IXGBE_EICS, + (IXGBE_EICS_TCP_TIMER | IXGBE_EICS_OTHER)); + } + /* Reset the timer */ + mod_timer(&adapter->watchdog_timer, + round_jiffies(jiffies + 2 * HZ)); + } - adapter->hw.mac.ops.check_link(&adapter->hw, &(link_speed), &link_up); + schedule_work(&adapter->watchdog_task); +} + +/** + * ixgbe_watchdog_task - worker thread to bring link up + * @work: pointer to work_struct containing our data + **/ +static void ixgbe_watchdog_task(struct work_struct *work) +{ + struct ixgbe_adapter *adapter = container_of(work, + struct ixgbe_adapter, + watchdog_task); + struct net_device *netdev = adapter->netdev; + struct ixgbe_hw *hw = &adapter->hw; + u32 link_speed = adapter->link_speed; + bool link_up = adapter->link_up; + + adapter->flags |= IXGBE_FLAG_IN_WATCHDOG_TASK; + + if (adapter->flags & IXGBE_FLAG_NEED_LINK_UPDATE) { + hw->mac.ops.check_link(hw, &link_speed, &link_up, false); + if (link_up || + time_after(jiffies, (adapter->link_check_timeout + + IXGBE_TRY_LINK_TIMEOUT))) { + IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EIMC_LSC); + adapter->flags &= ~IXGBE_FLAG_NEED_LINK_UPDATE; + } + adapter->link_up = link_up; + adapter->link_speed = link_speed; + } if (link_up) { if (!netif_carrier_ok(netdev)) { - u32 frctl = IXGBE_READ_REG(&adapter->hw, IXGBE_FCTRL); - u32 rmcs = IXGBE_READ_REG(&adapter->hw, IXGBE_RMCS); + u32 frctl = IXGBE_READ_REG(hw, IXGBE_FCTRL); + u32 rmcs = IXGBE_READ_REG(hw, IXGBE_RMCS); #define FLOW_RX (frctl & IXGBE_FCTRL_RFCE) #define FLOW_TX (rmcs & IXGBE_RMCS_TFCE_802_3X) DPRINTK(LINK, INFO, "NIC Link is Up %s, " - "Flow Control: %s\n", - (link_speed == IXGBE_LINK_SPEED_10GB_FULL ? - "10 Gbps" : - (link_speed == IXGBE_LINK_SPEED_1GB_FULL ? - "1 Gbps" : "unknown speed")), - ((FLOW_RX && FLOW_TX) ? "RX/TX" : - (FLOW_RX ? "RX" : - (FLOW_TX ? "TX" : "None")))); + "Flow Control: %s\n", + (link_speed == IXGBE_LINK_SPEED_10GB_FULL ? + "10 Gbps" : + (link_speed == IXGBE_LINK_SPEED_1GB_FULL ? + "1 Gbps" : "unknown speed")), + ((FLOW_RX && FLOW_TX) ? "RX/TX" : + (FLOW_RX ? "RX" : + (FLOW_TX ? "TX" : "None")))); netif_carrier_on(netdev); netif_tx_wake_all_queues(netdev); @@ -2932,6 +3225,8 @@ static void ixgbe_watchdog(unsigned long data) adapter->detect_tx_hung = true; } } else { + adapter->link_up = false; + adapter->link_speed = 0; if (netif_carrier_ok(netdev)) { DPRINTK(LINK, INFO, "NIC Link is Down\n"); netif_carrier_off(netdev); @@ -2940,36 +3235,19 @@ static void ixgbe_watchdog(unsigned long data) } ixgbe_update_stats(adapter); - - if (!test_bit(__IXGBE_DOWN, &adapter->state)) { - /* Cause software interrupt to ensure rx rings are cleaned */ - if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { - u32 eics = - (1 << (adapter->num_msix_vectors - NON_Q_VECTORS)) - 1; - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, eics); - } else { - /* for legacy and MSI interrupts don't set any bits that - * are enabled for EIAM, because this operation would - * set *both* EIMS and EICS for any bit in EIAM */ - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, - (IXGBE_EICS_TCP_TIMER | IXGBE_EICS_OTHER)); - } - /* Reset the timer */ - mod_timer(&adapter->watchdog_timer, - round_jiffies(jiffies + 2 * HZ)); - } + adapter->flags &= ~IXGBE_FLAG_IN_WATCHDOG_TASK; } static int ixgbe_tso(struct ixgbe_adapter *adapter, - struct ixgbe_ring *tx_ring, struct sk_buff *skb, - u32 tx_flags, u8 *hdr_len) + struct ixgbe_ring *tx_ring, struct sk_buff *skb, + u32 tx_flags, u8 *hdr_len) { struct ixgbe_adv_tx_context_desc *context_desc; unsigned int i; int err; struct ixgbe_tx_buffer *tx_buffer_info; - u32 vlan_macip_lens = 0, type_tucmd_mlhl = 0; - u32 mss_l4len_idx = 0, l4len; + u32 vlan_macip_lens = 0, type_tucmd_mlhl; + u32 mss_l4len_idx, l4len; if (skb_is_gso(skb)) { if (skb_header_cloned(skb)) { @@ -2985,16 +3263,16 @@ static int ixgbe_tso(struct ixgbe_adapter *adapter, iph->tot_len = 0; iph->check = 0; tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, - iph->daddr, 0, - IPPROTO_TCP, - 0); + iph->daddr, 0, + IPPROTO_TCP, + 0); adapter->hw_tso_ctxt++; } else if (skb_shinfo(skb)->gso_type == SKB_GSO_TCPV6) { ipv6_hdr(skb)->payload_len = 0; tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, - &ipv6_hdr(skb)->daddr, - 0, IPPROTO_TCP, 0); + &ipv6_hdr(skb)->daddr, + 0, IPPROTO_TCP, 0); adapter->hw_tso6_ctxt++; } @@ -3008,7 +3286,7 @@ static int ixgbe_tso(struct ixgbe_adapter *adapter, vlan_macip_lens |= (tx_flags & IXGBE_TX_FLAGS_VLAN_MASK); vlan_macip_lens |= ((skb_network_offset(skb)) << - IXGBE_ADVTXD_MACLEN_SHIFT); + IXGBE_ADVTXD_MACLEN_SHIFT); *hdr_len += skb_network_offset(skb); vlan_macip_lens |= (skb_transport_header(skb) - skb_network_header(skb)); @@ -3018,8 +3296,8 @@ static int ixgbe_tso(struct ixgbe_adapter *adapter, context_desc->seqnum_seed = 0; /* ADV DTYP TUCMD MKRLOC/ISCSIHEDLEN */ - type_tucmd_mlhl |= (IXGBE_TXD_CMD_DEXT | - IXGBE_ADVTXD_DTYP_CTXT); + type_tucmd_mlhl = (IXGBE_TXD_CMD_DEXT | + IXGBE_ADVTXD_DTYP_CTXT); if (skb->protocol == htons(ETH_P_IP)) type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_IPV4; @@ -3027,9 +3305,11 @@ static int ixgbe_tso(struct ixgbe_adapter *adapter, context_desc->type_tucmd_mlhl = cpu_to_le32(type_tucmd_mlhl); /* MSS L4LEN IDX */ - mss_l4len_idx |= + mss_l4len_idx = (skb_shinfo(skb)->gso_size << IXGBE_ADVTXD_MSS_SHIFT); mss_l4len_idx |= (l4len << IXGBE_ADVTXD_L4LEN_SHIFT); + /* use index 1 for TSO */ + mss_l4len_idx |= (1 << IXGBE_ADVTXD_IDX_SHIFT); context_desc->mss_l4len_idx = cpu_to_le32(mss_l4len_idx); tx_buffer_info->time_stamp = jiffies; @@ -3046,8 +3326,8 @@ static int ixgbe_tso(struct ixgbe_adapter *adapter, } static bool ixgbe_tx_csum(struct ixgbe_adapter *adapter, - struct ixgbe_ring *tx_ring, - struct sk_buff *skb, u32 tx_flags) + struct ixgbe_ring *tx_ring, + struct sk_buff *skb, u32 tx_flags) { struct ixgbe_adv_tx_context_desc *context_desc; unsigned int i; @@ -3064,16 +3344,16 @@ static bool ixgbe_tx_csum(struct ixgbe_adapter *adapter, vlan_macip_lens |= (tx_flags & IXGBE_TX_FLAGS_VLAN_MASK); vlan_macip_lens |= (skb_network_offset(skb) << - IXGBE_ADVTXD_MACLEN_SHIFT); + IXGBE_ADVTXD_MACLEN_SHIFT); if (skb->ip_summed == CHECKSUM_PARTIAL) vlan_macip_lens |= (skb_transport_header(skb) - - skb_network_header(skb)); + skb_network_header(skb)); context_desc->vlan_macip_lens = cpu_to_le32(vlan_macip_lens); context_desc->seqnum_seed = 0; type_tucmd_mlhl |= (IXGBE_TXD_CMD_DEXT | - IXGBE_ADVTXD_DTYP_CTXT); + IXGBE_ADVTXD_DTYP_CTXT); if (skb->ip_summed == CHECKSUM_PARTIAL) { switch (skb->protocol) { @@ -3081,16 +3361,14 @@ static bool ixgbe_tx_csum(struct ixgbe_adapter *adapter, type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_IPV4; if (ip_hdr(skb)->protocol == IPPROTO_TCP) type_tucmd_mlhl |= - IXGBE_ADVTXD_TUCMD_L4T_TCP; + IXGBE_ADVTXD_TUCMD_L4T_TCP; break; - case __constant_htons(ETH_P_IPV6): /* XXX what about other V6 headers?? */ if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) type_tucmd_mlhl |= - IXGBE_ADVTXD_TUCMD_L4T_TCP; + IXGBE_ADVTXD_TUCMD_L4T_TCP; break; - default: if (unlikely(net_ratelimit())) { DPRINTK(PROBE, WARNING, @@ -3102,10 +3380,12 @@ static bool ixgbe_tx_csum(struct ixgbe_adapter *adapter, } context_desc->type_tucmd_mlhl = cpu_to_le32(type_tucmd_mlhl); + /* use index zero for tx checksum offload */ context_desc->mss_l4len_idx = 0; tx_buffer_info->time_stamp = jiffies; tx_buffer_info->next_to_watch = i; + adapter->hw_csum_tx_good++; i++; if (i == tx_ring->count) @@ -3114,12 +3394,13 @@ static bool ixgbe_tx_csum(struct ixgbe_adapter *adapter, return true; } + return false; } static int ixgbe_tx_map(struct ixgbe_adapter *adapter, - struct ixgbe_ring *tx_ring, - struct sk_buff *skb, unsigned int first) + struct ixgbe_ring *tx_ring, + struct sk_buff *skb, unsigned int first) { struct ixgbe_tx_buffer *tx_buffer_info; unsigned int len = skb->len; @@ -3137,8 +3418,8 @@ static int ixgbe_tx_map(struct ixgbe_adapter *adapter, tx_buffer_info->length = size; tx_buffer_info->dma = pci_map_single(adapter->pdev, - skb->data + offset, - size, PCI_DMA_TODEVICE); + skb->data + offset, + size, PCI_DMA_TODEVICE); tx_buffer_info->time_stamp = jiffies; tx_buffer_info->next_to_watch = i; @@ -3163,9 +3444,10 @@ static int ixgbe_tx_map(struct ixgbe_adapter *adapter, tx_buffer_info->length = size; tx_buffer_info->dma = pci_map_page(adapter->pdev, - frag->page, - offset, - size, PCI_DMA_TODEVICE); + frag->page, + offset, + size, + PCI_DMA_TODEVICE); tx_buffer_info->time_stamp = jiffies; tx_buffer_info->next_to_watch = i; @@ -3188,8 +3470,8 @@ static int ixgbe_tx_map(struct ixgbe_adapter *adapter, } static void ixgbe_tx_queue(struct ixgbe_adapter *adapter, - struct ixgbe_ring *tx_ring, - int tx_flags, int count, u32 paylen, u8 hdr_len) + struct ixgbe_ring *tx_ring, + int tx_flags, int count, u32 paylen, u8 hdr_len) { union ixgbe_adv_tx_desc *tx_desc = NULL; struct ixgbe_tx_buffer *tx_buffer_info; @@ -3208,15 +3490,17 @@ static void ixgbe_tx_queue(struct ixgbe_adapter *adapter, cmd_type_len |= IXGBE_ADVTXD_DCMD_TSE; olinfo_status |= IXGBE_TXD_POPTS_TXSM << - IXGBE_ADVTXD_POPTS_SHIFT; + IXGBE_ADVTXD_POPTS_SHIFT; + /* use index 1 context for tso */ + olinfo_status |= (1 << IXGBE_ADVTXD_IDX_SHIFT); if (tx_flags & IXGBE_TX_FLAGS_IPV4) olinfo_status |= IXGBE_TXD_POPTS_IXSM << - IXGBE_ADVTXD_POPTS_SHIFT; + IXGBE_ADVTXD_POPTS_SHIFT; } else if (tx_flags & IXGBE_TX_FLAGS_CSUM) olinfo_status |= IXGBE_TXD_POPTS_TXSM << - IXGBE_ADVTXD_POPTS_SHIFT; + IXGBE_ADVTXD_POPTS_SHIFT; olinfo_status |= ((paylen - hdr_len) << IXGBE_ADVTXD_PAYLEN_SHIFT); @@ -3226,9 +3510,8 @@ static void ixgbe_tx_queue(struct ixgbe_adapter *adapter, tx_desc = IXGBE_TX_DESC_ADV(*tx_ring, i); tx_desc->read.buffer_addr = cpu_to_le64(tx_buffer_info->dma); tx_desc->read.cmd_type_len = - cpu_to_le32(cmd_type_len | tx_buffer_info->length); + cpu_to_le32(cmd_type_len | tx_buffer_info->length); tx_desc->read.olinfo_status = cpu_to_le32(olinfo_status); - i++; if (i == tx_ring->count) i = 0; @@ -3249,7 +3532,7 @@ static void ixgbe_tx_queue(struct ixgbe_adapter *adapter, } static int __ixgbe_maybe_stop_tx(struct net_device *netdev, - struct ixgbe_ring *tx_ring, int size) + struct ixgbe_ring *tx_ring, int size) { struct ixgbe_adapter *adapter = netdev_priv(netdev); @@ -3265,61 +3548,52 @@ static int __ixgbe_maybe_stop_tx(struct net_device *netdev, return -EBUSY; /* A reprieve! - use start_queue because it doesn't call schedule */ - netif_wake_subqueue(netdev, tx_ring->queue_index); + netif_start_subqueue(netdev, tx_ring->queue_index); ++adapter->restart_queue; return 0; } static int ixgbe_maybe_stop_tx(struct net_device *netdev, - struct ixgbe_ring *tx_ring, int size) + struct ixgbe_ring *tx_ring, int size) { if (likely(IXGBE_DESC_UNUSED(tx_ring) >= size)) return 0; return __ixgbe_maybe_stop_tx(netdev, tx_ring, size); } - static int ixgbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_ring *tx_ring; - unsigned int len = skb->len; unsigned int first; unsigned int tx_flags = 0; u8 hdr_len = 0; int r_idx = 0, tso; - unsigned int mss = 0; int count = 0; unsigned int f; - unsigned int nr_frags = skb_shinfo(skb)->nr_frags; - len -= skb->data_len; + r_idx = (adapter->num_tx_queues - 1) & skb->queue_mapping; tx_ring = &adapter->tx_ring[r_idx]; - - if (skb->len <= 0) { - dev_kfree_skb(skb); - return NETDEV_TX_OK; + if (adapter->vlgrp && vlan_tx_tag_present(skb)) { + tx_flags |= vlan_tx_tag_get(skb); + tx_flags <<= IXGBE_TX_FLAGS_VLAN_SHIFT; + tx_flags |= IXGBE_TX_FLAGS_VLAN; } - mss = skb_shinfo(skb)->gso_size; - - if (mss) - count++; - else if (skb->ip_summed == CHECKSUM_PARTIAL) + /* three things can cause us to need a context descriptor */ + if (skb_is_gso(skb) || + (skb->ip_summed == CHECKSUM_PARTIAL) || + (tx_flags & IXGBE_TX_FLAGS_VLAN)) count++; - count += TXD_USE_COUNT(len); - for (f = 0; f < nr_frags; f++) + count += TXD_USE_COUNT(skb_headlen(skb)); + for (f = 0; f < skb_shinfo(skb)->nr_frags; f++) count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size); if (ixgbe_maybe_stop_tx(netdev, tx_ring, count)) { adapter->tx_busy++; return NETDEV_TX_BUSY; } - if (adapter->vlgrp && vlan_tx_tag_present(skb)) { - tx_flags |= IXGBE_TX_FLAGS_VLAN; - tx_flags |= (vlan_tx_tag_get(skb) << IXGBE_TX_FLAGS_VLAN_SHIFT); - } if (skb->protocol == htons(ETH_P_IP)) tx_flags |= IXGBE_TX_FLAGS_IPV4; @@ -3333,12 +3607,12 @@ static int ixgbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev) if (tso) tx_flags |= IXGBE_TX_FLAGS_TSO; else if (ixgbe_tx_csum(adapter, tx_ring, skb, tx_flags) && - (skb->ip_summed == CHECKSUM_PARTIAL)) + (skb->ip_summed == CHECKSUM_PARTIAL)) tx_flags |= IXGBE_TX_FLAGS_CSUM; ixgbe_tx_queue(adapter, tx_ring, tx_flags, - ixgbe_tx_map(adapter, tx_ring, skb, first), - skb->len, hdr_len); + ixgbe_tx_map(adapter, tx_ring, skb, first), + skb->len, hdr_len); netdev->trans_start = jiffies; @@ -3372,15 +3646,16 @@ static struct net_device_stats *ixgbe_get_stats(struct net_device *netdev) static int ixgbe_set_mac(struct net_device *netdev, void *p) { struct ixgbe_adapter *adapter = netdev_priv(netdev); + struct ixgbe_hw *hw = &adapter->hw; struct sockaddr *addr = p; if (!is_valid_ether_addr(addr->sa_data)) return -EADDRNOTAVAIL; memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); - memcpy(adapter->hw.mac.addr, addr->sa_data, netdev->addr_len); + memcpy(hw->mac.addr, addr->sa_data, netdev->addr_len); - ixgbe_set_rar(&adapter->hw, 0, adapter->hw.mac.addr, 0, IXGBE_RAH_AV); + hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV); return 0; } @@ -3404,28 +3679,19 @@ static void ixgbe_netpoll(struct net_device *netdev) #endif /** - * ixgbe_napi_add_all - prep napi structs for use - * @adapter: private struct - * helper function to napi_add each possible q_vector->napi - */ -static void ixgbe_napi_add_all(struct ixgbe_adapter *adapter) + * ixgbe_link_config - set up initial link with default speed and duplex + * @hw: pointer to private hardware struct + * + * Returns 0 on success, negative on failure + **/ +static int ixgbe_link_config(struct ixgbe_hw *hw) { - int i, q_vectors = adapter->num_msix_vectors - NON_Q_VECTORS; - int (*poll)(struct napi_struct *, int); + u32 autoneg = IXGBE_LINK_SPEED_10GB_FULL; - if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { - poll = &ixgbe_clean_rxonly; - } else { - poll = &ixgbe_poll; - /* only one q_vector for legacy modes */ - q_vectors = 1; - } + /* must always autoneg for both 1G and 10G link */ + hw->mac.autoneg = true; - for (i = 0; i < q_vectors; i++) { - struct ixgbe_q_vector *q_vector = &adapter->q_vector[i]; - netif_napi_add(adapter->netdev, &q_vector->napi, - (*poll), 64); - } + return hw->mac.ops.setup_link_speed(hw, autoneg, true, true); } /** @@ -3440,17 +3706,16 @@ static void ixgbe_napi_add_all(struct ixgbe_adapter *adapter) * and a hardware reset occur. **/ static int __devinit ixgbe_probe(struct pci_dev *pdev, - const struct pci_device_id *ent) + const struct pci_device_id *ent) { struct net_device *netdev; struct ixgbe_adapter *adapter = NULL; struct ixgbe_hw *hw; const struct ixgbe_info *ii = ixgbe_info_tbl[ent->driver_data]; - unsigned long mmio_start, mmio_len; static int cards_found; int i, err, pci_using_dac; u16 link_status, link_speed, link_width; - u32 part_num; + u32 part_num, eec; err = pci_enable_device(pdev); if (err) @@ -3465,7 +3730,7 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK); if (err) { dev_err(&pdev->dev, "No usable DMA " - "configuration, aborting\n"); + "configuration, aborting\n"); goto err_dma; } } @@ -3498,10 +3763,8 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, hw->back = adapter; adapter->msg_enable = (1 << DEFAULT_DEBUG_LEVEL_SHIFT) - 1; - mmio_start = pci_resource_start(pdev, 0); - mmio_len = pci_resource_len(pdev, 0); - - hw->hw_addr = ioremap(mmio_start, mmio_len); + hw->hw_addr = ioremap(pci_resource_start(pdev, 0), + pci_resource_len(pdev, 0)); if (!hw->hw_addr) { err = -EIO; goto err_ioremap; @@ -3516,7 +3779,8 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, netdev->stop = &ixgbe_close; netdev->hard_start_xmit = &ixgbe_xmit_frame; netdev->get_stats = &ixgbe_get_stats; - netdev->set_multicast_list = &ixgbe_set_multi; + netdev->set_rx_mode = &ixgbe_set_rx_mode; + netdev->set_multicast_list = &ixgbe_set_rx_mode; netdev->set_mac_address = &ixgbe_set_mac; netdev->change_mtu = &ixgbe_change_mtu; ixgbe_set_ethtool_ops(netdev); @@ -3530,22 +3794,23 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, #endif strcpy(netdev->name, pci_name(pdev)); - netdev->mem_start = mmio_start; - netdev->mem_end = mmio_start + mmio_len; - adapter->bd_number = cards_found; - /* PCI config space info */ - hw->vendor_id = pdev->vendor; - hw->device_id = pdev->device; - hw->revision_id = pdev->revision; - hw->subsystem_vendor_id = pdev->subsystem_vendor; - hw->subsystem_device_id = pdev->subsystem_device; - /* Setup hw api */ memcpy(&hw->mac.ops, ii->mac_ops, sizeof(hw->mac.ops)); hw->mac.type = ii->mac; + /* EEPROM */ + memcpy(&hw->eeprom.ops, ii->eeprom_ops, sizeof(hw->eeprom.ops)); + eec = IXGBE_READ_REG(hw, IXGBE_EEC); + /* If EEPROM is valid (bit 8 = 1), use default otherwise use bit bang */ + if (!(eec & (1 << 8))) + hw->eeprom.ops.read = &ixgbe_read_eeprom_bit_bang_generic; + + /* PHY */ + memcpy(&hw->phy.ops, ii->phy_ops, sizeof(hw->phy.ops)); + /* phy->sfp_type = ixgbe_sfp_type_unknown; */ + err = ii->get_invariants(hw); if (err) goto err_hw_init; @@ -3555,26 +3820,34 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, if (err) goto err_sw_init; + /* reset_hw fills in the perm_addr as well */ + err = hw->mac.ops.reset_hw(hw); + if (err) { + dev_err(&adapter->pdev->dev, "HW Init failed: %d\n", err); + goto err_sw_init; + } + netdev->features = NETIF_F_SG | - NETIF_F_HW_CSUM | - NETIF_F_HW_VLAN_TX | - NETIF_F_HW_VLAN_RX | - NETIF_F_HW_VLAN_FILTER; + NETIF_F_IP_CSUM | + NETIF_F_HW_VLAN_TX | + NETIF_F_HW_VLAN_RX | + NETIF_F_HW_VLAN_FILTER; - netdev->features |= NETIF_F_LRO; + netdev->features |= NETIF_F_IPV6_CSUM; netdev->features |= NETIF_F_TSO; netdev->features |= NETIF_F_TSO6; + netdev->features |= NETIF_F_LRO; netdev->vlan_features |= NETIF_F_TSO; netdev->vlan_features |= NETIF_F_TSO6; - netdev->vlan_features |= NETIF_F_HW_CSUM; + netdev->vlan_features |= NETIF_F_IP_CSUM; netdev->vlan_features |= NETIF_F_SG; if (pci_using_dac) netdev->features |= NETIF_F_HIGHDMA; /* make sure the EEPROM is good */ - if (ixgbe_validate_eeprom_checksum(hw, NULL) < 0) { + if (hw->eeprom.ops.validate_checksum(hw, NULL) < 0) { dev_err(&pdev->dev, "The EEPROM Checksum Is Not Valid\n"); err = -EIO; goto err_eeprom; @@ -3583,7 +3856,8 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, memcpy(netdev->dev_addr, hw->mac.perm_addr, netdev->addr_len); memcpy(netdev->perm_addr, hw->mac.perm_addr, netdev->addr_len); - if (ixgbe_validate_mac_addr(netdev->dev_addr)) { + if (ixgbe_validate_mac_addr(netdev->perm_addr)) { + dev_err(&pdev->dev, "invalid MAC address\n"); err = -EIO; goto err_eeprom; } @@ -3593,13 +3867,7 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, adapter->watchdog_timer.data = (unsigned long)adapter; INIT_WORK(&adapter->reset_task, ixgbe_reset_task); - - /* initialize default flow control settings */ - hw->fc.original_type = ixgbe_fc_full; - hw->fc.type = ixgbe_fc_full; - hw->fc.high_water = IXGBE_DEFAULT_FCRTH; - hw->fc.low_water = IXGBE_DEFAULT_FCRTL; - hw->fc.pause_time = IXGBE_DEFAULT_FCPAUSE; + INIT_WORK(&adapter->watchdog_task, ixgbe_watchdog_task); err = ixgbe_init_interrupt_scheme(adapter); if (err) @@ -3610,32 +3878,39 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, link_speed = link_status & IXGBE_PCI_LINK_SPEED; link_width = link_status & IXGBE_PCI_LINK_WIDTH; dev_info(&pdev->dev, "(PCI Express:%s:%s) " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - ((link_speed == IXGBE_PCI_LINK_SPEED_5000) ? "5.0Gb/s" : - (link_speed == IXGBE_PCI_LINK_SPEED_2500) ? "2.5Gb/s" : - "Unknown"), - ((link_width == IXGBE_PCI_LINK_WIDTH_8) ? "Width x8" : - (link_width == IXGBE_PCI_LINK_WIDTH_4) ? "Width x4" : - (link_width == IXGBE_PCI_LINK_WIDTH_2) ? "Width x2" : - (link_width == IXGBE_PCI_LINK_WIDTH_1) ? "Width x1" : - "Unknown"), - netdev->dev_addr[0], netdev->dev_addr[1], netdev->dev_addr[2], - netdev->dev_addr[3], netdev->dev_addr[4], netdev->dev_addr[5]); - ixgbe_read_part_num(hw, &part_num); + "%02x:%02x:%02x:%02x:%02x:%02x\n", + ((link_speed == IXGBE_PCI_LINK_SPEED_5000) ? "5.0Gb/s" : + (link_speed == IXGBE_PCI_LINK_SPEED_2500) ? "2.5Gb/s" : + "Unknown"), + ((link_width == IXGBE_PCI_LINK_WIDTH_8) ? "Width x8" : + (link_width == IXGBE_PCI_LINK_WIDTH_4) ? "Width x4" : + (link_width == IXGBE_PCI_LINK_WIDTH_2) ? "Width x2" : + (link_width == IXGBE_PCI_LINK_WIDTH_1) ? "Width x1" : + "Unknown"), + netdev->dev_addr[0], netdev->dev_addr[1], netdev->dev_addr[2], + netdev->dev_addr[3], netdev->dev_addr[4], netdev->dev_addr[5]); + ixgbe_read_pba_num_generic(hw, &part_num); dev_info(&pdev->dev, "MAC: %d, PHY: %d, PBA No: %06x-%03x\n", - hw->mac.type, hw->phy.type, - (part_num >> 8), (part_num & 0xff)); + hw->mac.type, hw->phy.type, + (part_num >> 8), (part_num & 0xff)); if (link_width <= IXGBE_PCI_LINK_WIDTH_4) { dev_warn(&pdev->dev, "PCI-Express bandwidth available for " - "this card is not sufficient for optimal " - "performance.\n"); + "this card is not sufficient for optimal " + "performance.\n"); dev_warn(&pdev->dev, "For optimal performance a x8 " - "PCI-Express slot is required.\n"); + "PCI-Express slot is required.\n"); } /* reset the hardware with the new settings */ - ixgbe_start_hw(hw); + hw->mac.ops.start_hw(hw); + + /* link_config depends on start_hw being called at least once */ + err = ixgbe_link_config(hw); + if (err) { + dev_err(&pdev->dev, "setup_link_speed FAILED %d\n", err); + goto err_register; + } netif_carrier_off(netdev); netif_tx_stop_all_queues(netdev); @@ -3647,7 +3922,7 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, if (err) goto err_register; -#ifdef CONFIG_DCA +#ifdef CONFIG_IXGBE_DCA if (dca_add_requester(&pdev->dev) == 0) { adapter->flags |= IXGBE_FLAG_DCA_ENABLED; /* always use CB2 mode, difference is masked @@ -3697,7 +3972,7 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev) flush_scheduled_work(); -#ifdef CONFIG_DCA +#ifdef CONFIG_IXGBE_DCA if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) { adapter->flags &= ~IXGBE_FLAG_DCA_ENABLED; dca_remove_requester(&pdev->dev); @@ -3715,6 +3990,7 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev) pci_release_regions(pdev); DPRINTK(PROBE, INFO, "complete\n"); + ixgbe_napi_del_all(adapter); kfree(adapter->tx_ring); kfree(adapter->rx_ring); @@ -3732,7 +4008,7 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev) * this device has been detected. */ static pci_ers_result_t ixgbe_io_error_detected(struct pci_dev *pdev, - pci_channel_state_t state) + pci_channel_state_t state) { struct net_device *netdev = pci_get_drvdata(pdev); struct ixgbe_adapter *adapter = netdev->priv; @@ -3743,7 +4019,7 @@ static pci_ers_result_t ixgbe_io_error_detected(struct pci_dev *pdev, ixgbe_down(adapter); pci_disable_device(pdev); - /* Request a slot slot reset. */ + /* Request a slot reset. */ return PCI_ERS_RESULT_NEED_RESET; } @@ -3760,7 +4036,7 @@ static pci_ers_result_t ixgbe_io_slot_reset(struct pci_dev *pdev) if (pci_enable_device(pdev)) { DPRINTK(PROBE, ERR, - "Cannot re-enable PCI device after reset.\n"); + "Cannot re-enable PCI device after reset.\n"); return PCI_ERS_RESULT_DISCONNECT; } pci_set_master(pdev); @@ -3794,7 +4070,6 @@ static void ixgbe_io_resume(struct pci_dev *pdev) } netif_device_attach(netdev); - } static struct pci_error_handlers ixgbe_err_handler = { @@ -3830,13 +4105,14 @@ static int __init ixgbe_init_module(void) printk(KERN_INFO "%s: %s\n", ixgbe_driver_name, ixgbe_copyright); -#ifdef CONFIG_DCA +#ifdef CONFIG_IXGBE_DCA dca_register_notify(&dca_notifier); - #endif + ret = pci_register_driver(&ixgbe_driver); return ret; } + module_init(ixgbe_init_module); /** @@ -3847,24 +4123,24 @@ module_init(ixgbe_init_module); **/ static void __exit ixgbe_exit_module(void) { -#ifdef CONFIG_DCA +#ifdef CONFIG_IXGBE_DCA dca_unregister_notify(&dca_notifier); #endif pci_unregister_driver(&ixgbe_driver); } -#ifdef CONFIG_DCA +#ifdef CONFIG_IXGBE_DCA static int ixgbe_notify_dca(struct notifier_block *nb, unsigned long event, - void *p) + void *p) { int ret_val; ret_val = driver_for_each_device(&ixgbe_driver.driver, NULL, &event, - __ixgbe_notify_dca); + __ixgbe_notify_dca); return ret_val ? NOTIFY_BAD : NOTIFY_DONE; } -#endif /* CONFIG_DCA */ +#endif /* CONFIG_IXGBE_DCA */ module_exit(ixgbe_exit_module); diff --git a/drivers/net/ixgbe/ixgbe_phy.c b/drivers/net/ixgbe/ixgbe_phy.c index 8002931ae82..764035a8c9a 100644 --- a/drivers/net/ixgbe/ixgbe_phy.c +++ b/drivers/net/ixgbe/ixgbe_phy.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2007 Intel Corporation. + Copyright(c) 1999 - 2008 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -20,7 +20,6 @@ the file called "COPYING". Contact Information: - Linux NICS <linux.nics@intel.com> e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -33,32 +32,36 @@ #include "ixgbe_common.h" #include "ixgbe_phy.h" +static bool ixgbe_validate_phy_addr(struct ixgbe_hw *hw, u32 phy_addr); static enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id); static s32 ixgbe_get_phy_id(struct ixgbe_hw *hw); -static bool ixgbe_validate_phy_addr(struct ixgbe_hw *hw, u32 phy_addr); -static s32 ixgbe_write_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, - u32 device_type, u16 phy_data); /** - * ixgbe_identify_phy - Get physical layer module + * ixgbe_identify_phy_generic - Get physical layer module * @hw: pointer to hardware structure * * Determines the physical layer module found on the current adapter. **/ -s32 ixgbe_identify_phy(struct ixgbe_hw *hw) +s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw) { s32 status = IXGBE_ERR_PHY_ADDR_INVALID; u32 phy_addr; - for (phy_addr = 0; phy_addr < IXGBE_MAX_PHY_ADDR; phy_addr++) { - if (ixgbe_validate_phy_addr(hw, phy_addr)) { - hw->phy.addr = phy_addr; - ixgbe_get_phy_id(hw); - hw->phy.type = ixgbe_get_phy_type_from_id(hw->phy.id); - status = 0; - break; + if (hw->phy.type == ixgbe_phy_unknown) { + for (phy_addr = 0; phy_addr < IXGBE_MAX_PHY_ADDR; phy_addr++) { + if (ixgbe_validate_phy_addr(hw, phy_addr)) { + hw->phy.addr = phy_addr; + ixgbe_get_phy_id(hw); + hw->phy.type = + ixgbe_get_phy_type_from_id(hw->phy.id); + status = 0; + break; + } } + } else { + status = 0; } + return status; } @@ -73,10 +76,8 @@ static bool ixgbe_validate_phy_addr(struct ixgbe_hw *hw, u32 phy_addr) bool valid = false; hw->phy.addr = phy_addr; - ixgbe_read_phy_reg(hw, - IXGBE_MDIO_PHY_ID_HIGH, - IXGBE_MDIO_PMA_PMD_DEV_TYPE, - &phy_id); + hw->phy.ops.read_reg(hw, IXGBE_MDIO_PHY_ID_HIGH, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, &phy_id); if (phy_id != 0xFFFF && phy_id != 0x0) valid = true; @@ -95,21 +96,18 @@ static s32 ixgbe_get_phy_id(struct ixgbe_hw *hw) u16 phy_id_high = 0; u16 phy_id_low = 0; - status = ixgbe_read_phy_reg(hw, - IXGBE_MDIO_PHY_ID_HIGH, - IXGBE_MDIO_PMA_PMD_DEV_TYPE, - &phy_id_high); + status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_PHY_ID_HIGH, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, + &phy_id_high); if (status == 0) { hw->phy.id = (u32)(phy_id_high << 16); - status = ixgbe_read_phy_reg(hw, - IXGBE_MDIO_PHY_ID_LOW, - IXGBE_MDIO_PMA_PMD_DEV_TYPE, - &phy_id_low); + status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_PHY_ID_LOW, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, + &phy_id_low); hw->phy.id |= (u32)(phy_id_low & IXGBE_PHY_REVISION_MASK); hw->phy.revision = (u32)(phy_id_low & ~IXGBE_PHY_REVISION_MASK); } - return status; } @@ -123,9 +121,6 @@ static enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id) enum ixgbe_phy_type phy_type; switch (phy_id) { - case TN1010_PHY_ID: - phy_type = ixgbe_phy_tn; - break; case QT2022_PHY_ID: phy_type = ixgbe_phy_qt; break; @@ -138,32 +133,31 @@ static enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id) } /** - * ixgbe_reset_phy - Performs a PHY reset + * ixgbe_reset_phy_generic - Performs a PHY reset * @hw: pointer to hardware structure **/ -s32 ixgbe_reset_phy(struct ixgbe_hw *hw) +s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw) { /* * Perform soft PHY reset to the PHY_XS. * This will cause a soft reset to the PHY */ - return ixgbe_write_phy_reg(hw, IXGBE_MDIO_PHY_XS_CONTROL, - IXGBE_MDIO_PHY_XS_DEV_TYPE, - IXGBE_MDIO_PHY_XS_RESET); + return hw->phy.ops.write_reg(hw, IXGBE_MDIO_PHY_XS_CONTROL, + IXGBE_MDIO_PHY_XS_DEV_TYPE, + IXGBE_MDIO_PHY_XS_RESET); } /** - * ixgbe_read_phy_reg - Reads a value from a specified PHY register + * ixgbe_read_phy_reg_generic - Reads a value from a specified PHY register * @hw: pointer to hardware structure * @reg_addr: 32 bit address of PHY register to read * @phy_data: Pointer to read data from PHY register **/ -s32 ixgbe_read_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, - u32 device_type, u16 *phy_data) +s32 ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, + u32 device_type, u16 *phy_data) { u32 command; u32 i; - u32 timeout = 10; u32 data; s32 status = 0; u16 gssr; @@ -179,9 +173,9 @@ s32 ixgbe_read_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, if (status == 0) { /* Setup and write the address cycle command */ command = ((reg_addr << IXGBE_MSCA_NP_ADDR_SHIFT) | - (device_type << IXGBE_MSCA_DEV_TYPE_SHIFT) | - (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | - (IXGBE_MSCA_ADDR_CYCLE | IXGBE_MSCA_MDI_COMMAND)); + (device_type << IXGBE_MSCA_DEV_TYPE_SHIFT) | + (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | + (IXGBE_MSCA_ADDR_CYCLE | IXGBE_MSCA_MDI_COMMAND)); IXGBE_WRITE_REG(hw, IXGBE_MSCA, command); @@ -190,7 +184,7 @@ s32 ixgbe_read_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, * The MDI Command bit will clear when the operation is * complete */ - for (i = 0; i < timeout; i++) { + for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) { udelay(10); command = IXGBE_READ_REG(hw, IXGBE_MSCA); @@ -210,9 +204,9 @@ s32 ixgbe_read_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, * command */ command = ((reg_addr << IXGBE_MSCA_NP_ADDR_SHIFT) | - (device_type << IXGBE_MSCA_DEV_TYPE_SHIFT) | - (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | - (IXGBE_MSCA_READ | IXGBE_MSCA_MDI_COMMAND)); + (device_type << IXGBE_MSCA_DEV_TYPE_SHIFT) | + (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | + (IXGBE_MSCA_READ | IXGBE_MSCA_MDI_COMMAND)); IXGBE_WRITE_REG(hw, IXGBE_MSCA, command); @@ -221,7 +215,7 @@ s32 ixgbe_read_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, * completed. The MDI Command bit will clear when the * operation is complete */ - for (i = 0; i < timeout; i++) { + for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) { udelay(10); command = IXGBE_READ_REG(hw, IXGBE_MSCA); @@ -231,8 +225,7 @@ s32 ixgbe_read_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, } if ((command & IXGBE_MSCA_MDI_COMMAND) != 0) { - hw_dbg(hw, - "PHY read command didn't complete\n"); + hw_dbg(hw, "PHY read command didn't complete\n"); status = IXGBE_ERR_PHY; } else { /* @@ -247,22 +240,22 @@ s32 ixgbe_read_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, ixgbe_release_swfw_sync(hw, gssr); } + return status; } /** - * ixgbe_write_phy_reg - Writes a value to specified PHY register + * ixgbe_write_phy_reg_generic - Writes a value to specified PHY register * @hw: pointer to hardware structure * @reg_addr: 32 bit PHY register to write * @device_type: 5 bit device type * @phy_data: Data to write to the PHY register **/ -static s32 ixgbe_write_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, - u32 device_type, u16 phy_data) +s32 ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, + u32 device_type, u16 phy_data) { u32 command; u32 i; - u32 timeout = 10; s32 status = 0; u16 gssr; @@ -280,9 +273,9 @@ static s32 ixgbe_write_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, /* Setup and write the address cycle command */ command = ((reg_addr << IXGBE_MSCA_NP_ADDR_SHIFT) | - (device_type << IXGBE_MSCA_DEV_TYPE_SHIFT) | - (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | - (IXGBE_MSCA_ADDR_CYCLE | IXGBE_MSCA_MDI_COMMAND)); + (device_type << IXGBE_MSCA_DEV_TYPE_SHIFT) | + (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | + (IXGBE_MSCA_ADDR_CYCLE | IXGBE_MSCA_MDI_COMMAND)); IXGBE_WRITE_REG(hw, IXGBE_MSCA, command); @@ -291,19 +284,19 @@ static s32 ixgbe_write_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, * The MDI Command bit will clear when the operation is * complete */ - for (i = 0; i < timeout; i++) { + for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) { udelay(10); command = IXGBE_READ_REG(hw, IXGBE_MSCA); - if ((command & IXGBE_MSCA_MDI_COMMAND) == 0) { - hw_dbg(hw, "PHY address cmd didn't complete\n"); + if ((command & IXGBE_MSCA_MDI_COMMAND) == 0) break; - } } - if ((command & IXGBE_MSCA_MDI_COMMAND) != 0) + if ((command & IXGBE_MSCA_MDI_COMMAND) != 0) { + hw_dbg(hw, "PHY address cmd didn't complete\n"); status = IXGBE_ERR_PHY; + } if (status == 0) { /* @@ -311,9 +304,9 @@ static s32 ixgbe_write_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, * command */ command = ((reg_addr << IXGBE_MSCA_NP_ADDR_SHIFT) | - (device_type << IXGBE_MSCA_DEV_TYPE_SHIFT) | - (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | - (IXGBE_MSCA_WRITE | IXGBE_MSCA_MDI_COMMAND)); + (device_type << IXGBE_MSCA_DEV_TYPE_SHIFT) | + (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | + (IXGBE_MSCA_WRITE | IXGBE_MSCA_MDI_COMMAND)); IXGBE_WRITE_REG(hw, IXGBE_MSCA, command); @@ -322,20 +315,19 @@ static s32 ixgbe_write_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, * completed. The MDI Command bit will clear when the * operation is complete */ - for (i = 0; i < timeout; i++) { + for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) { udelay(10); command = IXGBE_READ_REG(hw, IXGBE_MSCA); - if ((command & IXGBE_MSCA_MDI_COMMAND) == 0) { - hw_dbg(hw, "PHY write command did not " - "complete.\n"); + if ((command & IXGBE_MSCA_MDI_COMMAND) == 0) break; - } } - if ((command & IXGBE_MSCA_MDI_COMMAND) != 0) + if ((command & IXGBE_MSCA_MDI_COMMAND) != 0) { + hw_dbg(hw, "PHY address cmd didn't complete\n"); status = IXGBE_ERR_PHY; + } } ixgbe_release_swfw_sync(hw, gssr); @@ -345,67 +337,54 @@ static s32 ixgbe_write_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, } /** - * ixgbe_setup_tnx_phy_link - Set and restart autoneg + * ixgbe_setup_phy_link_generic - Set and restart autoneg * @hw: pointer to hardware structure * * Restart autonegotiation and PHY and waits for completion. **/ -s32 ixgbe_setup_tnx_phy_link(struct ixgbe_hw *hw) +s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw) { s32 status = IXGBE_NOT_IMPLEMENTED; u32 time_out; u32 max_time_out = 10; - u16 autoneg_speed_selection_register = 0x10; - u16 autoneg_restart_mask = 0x0200; - u16 autoneg_complete_mask = 0x0020; - u16 autoneg_reg = 0; + u16 autoneg_reg = IXGBE_MII_AUTONEG_REG; /* * Set advertisement settings in PHY based on autoneg_advertised * settings. If autoneg_advertised = 0, then advertise default values - * txn devices cannot be "forced" to a autoneg 10G and fail. But can + * tnx devices cannot be "forced" to a autoneg 10G and fail. But can * for a 1G. */ - ixgbe_read_phy_reg(hw, - autoneg_speed_selection_register, - IXGBE_MDIO_AUTO_NEG_DEV_TYPE, - &autoneg_reg); + hw->phy.ops.read_reg(hw, IXGBE_MII_SPEED_SELECTION_REG, + IXGBE_MDIO_AUTO_NEG_DEV_TYPE, &autoneg_reg); if (hw->phy.autoneg_advertised == IXGBE_LINK_SPEED_1GB_FULL) autoneg_reg &= 0xEFFF; /* 0 in bit 12 is 1G operation */ else autoneg_reg |= 0x1000; /* 1 in bit 12 is 10G/1G operation */ - ixgbe_write_phy_reg(hw, - autoneg_speed_selection_register, - IXGBE_MDIO_AUTO_NEG_DEV_TYPE, - autoneg_reg); - + hw->phy.ops.write_reg(hw, IXGBE_MII_SPEED_SELECTION_REG, + IXGBE_MDIO_AUTO_NEG_DEV_TYPE, autoneg_reg); /* Restart PHY autonegotiation and wait for completion */ - ixgbe_read_phy_reg(hw, - IXGBE_MDIO_AUTO_NEG_CONTROL, - IXGBE_MDIO_AUTO_NEG_DEV_TYPE, - &autoneg_reg); + hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_CONTROL, + IXGBE_MDIO_AUTO_NEG_DEV_TYPE, &autoneg_reg); - autoneg_reg |= autoneg_restart_mask; + autoneg_reg |= IXGBE_MII_RESTART; - ixgbe_write_phy_reg(hw, - IXGBE_MDIO_AUTO_NEG_CONTROL, - IXGBE_MDIO_AUTO_NEG_DEV_TYPE, - autoneg_reg); + hw->phy.ops.write_reg(hw, IXGBE_MDIO_AUTO_NEG_CONTROL, + IXGBE_MDIO_AUTO_NEG_DEV_TYPE, autoneg_reg); /* Wait for autonegotiation to finish */ for (time_out = 0; time_out < max_time_out; time_out++) { udelay(10); /* Restart PHY autonegotiation and wait for completion */ - status = ixgbe_read_phy_reg(hw, - IXGBE_MDIO_AUTO_NEG_STATUS, - IXGBE_MDIO_AUTO_NEG_DEV_TYPE, - &autoneg_reg); + status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS, + IXGBE_MDIO_AUTO_NEG_DEV_TYPE, + &autoneg_reg); - autoneg_reg &= autoneg_complete_mask; - if (autoneg_reg == autoneg_complete_mask) { + autoneg_reg &= IXGBE_MII_AUTONEG_COMPLETE; + if (autoneg_reg == IXGBE_MII_AUTONEG_COMPLETE) { status = 0; break; } @@ -418,64 +397,17 @@ s32 ixgbe_setup_tnx_phy_link(struct ixgbe_hw *hw) } /** - * ixgbe_check_tnx_phy_link - Determine link and speed status - * @hw: pointer to hardware structure - * - * Reads the VS1 register to determine if link is up and the current speed for - * the PHY. - **/ -s32 ixgbe_check_tnx_phy_link(struct ixgbe_hw *hw, u32 *speed, - bool *link_up) -{ - s32 status = 0; - u32 time_out; - u32 max_time_out = 10; - u16 phy_link = 0; - u16 phy_speed = 0; - u16 phy_data = 0; - - /* Initialize speed and link to default case */ - *link_up = false; - *speed = IXGBE_LINK_SPEED_10GB_FULL; - - /* - * Check current speed and link status of the PHY register. - * This is a vendor specific register and may have to - * be changed for other copper PHYs. - */ - for (time_out = 0; time_out < max_time_out; time_out++) { - udelay(10); - if (phy_link == IXGBE_MDIO_VENDOR_SPECIFIC_1_LINK_STATUS) { - *link_up = true; - if (phy_speed == - IXGBE_MDIO_VENDOR_SPECIFIC_1_SPEED_STATUS) - *speed = IXGBE_LINK_SPEED_1GB_FULL; - break; - } else { - status = ixgbe_read_phy_reg(hw, - IXGBE_MDIO_VENDOR_SPECIFIC_1_STATUS, - IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, - &phy_data); - phy_link = phy_data & - IXGBE_MDIO_VENDOR_SPECIFIC_1_LINK_STATUS; - phy_speed = phy_data & - IXGBE_MDIO_VENDOR_SPECIFIC_1_SPEED_STATUS; - } - } - - return status; -} - -/** - * ixgbe_setup_tnx_phy_link_speed - Sets the auto advertised capabilities + * ixgbe_setup_phy_link_speed_generic - Sets the auto advertised capabilities * @hw: pointer to hardware structure * @speed: new link speed * @autoneg: true if autonegotiation enabled **/ -s32 ixgbe_setup_tnx_phy_link_speed(struct ixgbe_hw *hw, u32 speed, - bool autoneg, - bool autoneg_wait_to_complete) +s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw, + ixgbe_link_speed speed, + bool autoneg, + bool autoneg_wait_to_complete) { + /* * Clear autoneg_advertised and set new values based on input link * speed. @@ -484,11 +416,13 @@ s32 ixgbe_setup_tnx_phy_link_speed(struct ixgbe_hw *hw, u32 speed, if (speed & IXGBE_LINK_SPEED_10GB_FULL) hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_10GB_FULL; + if (speed & IXGBE_LINK_SPEED_1GB_FULL) hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_1GB_FULL; /* Setup link based on the new speed settings */ - ixgbe_setup_tnx_phy_link(hw); + hw->phy.ops.setup_link(hw); return 0; } + diff --git a/drivers/net/ixgbe/ixgbe_phy.h b/drivers/net/ixgbe/ixgbe_phy.h index aa3ea72e678..9bfe3f2b1d8 100644 --- a/drivers/net/ixgbe/ixgbe_phy.h +++ b/drivers/net/ixgbe/ixgbe_phy.h @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2007 Intel Corporation. + Copyright(c) 1999 - 2008 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -20,7 +20,6 @@ the file called "COPYING". Contact Information: - Linux NICS <linux.nics@intel.com> e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -30,20 +29,52 @@ #define _IXGBE_PHY_H_ #include "ixgbe_type.h" +#define IXGBE_I2C_EEPROM_DEV_ADDR 0xA0 -s32 ixgbe_setup_phy_link(struct ixgbe_hw *hw); -s32 ixgbe_check_phy_link(struct ixgbe_hw *hw, u32 *speed, bool *link_up); -s32 ixgbe_setup_phy_link_speed(struct ixgbe_hw *hw, u32 speed, bool autoneg, - bool autoneg_wait_to_complete); -s32 ixgbe_identify_phy(struct ixgbe_hw *hw); -s32 ixgbe_reset_phy(struct ixgbe_hw *hw); -s32 ixgbe_read_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, - u32 device_type, u16 *phy_data); - -/* PHY specific */ -s32 ixgbe_setup_tnx_phy_link(struct ixgbe_hw *hw); -s32 ixgbe_check_tnx_phy_link(struct ixgbe_hw *hw, u32 *speed, bool *link_up); -s32 ixgbe_setup_tnx_phy_link_speed(struct ixgbe_hw *hw, u32 speed, bool autoneg, - bool autoneg_wait_to_complete); +/* EEPROM byte offsets */ +#define IXGBE_SFF_IDENTIFIER 0x0 +#define IXGBE_SFF_IDENTIFIER_SFP 0x3 +#define IXGBE_SFF_VENDOR_OUI_BYTE0 0x25 +#define IXGBE_SFF_VENDOR_OUI_BYTE1 0x26 +#define IXGBE_SFF_VENDOR_OUI_BYTE2 0x27 +#define IXGBE_SFF_1GBE_COMP_CODES 0x6 +#define IXGBE_SFF_10GBE_COMP_CODES 0x3 +#define IXGBE_SFF_TRANSMISSION_MEDIA 0x9 + +/* Bitmasks */ +#define IXGBE_SFF_TWIN_AX_CAPABLE 0x80 +#define IXGBE_SFF_1GBASESX_CAPABLE 0x1 +#define IXGBE_SFF_10GBASESR_CAPABLE 0x10 +#define IXGBE_SFF_10GBASELR_CAPABLE 0x20 +#define IXGBE_I2C_EEPROM_READ_MASK 0x100 +#define IXGBE_I2C_EEPROM_STATUS_MASK 0x3 +#define IXGBE_I2C_EEPROM_STATUS_NO_OPERATION 0x0 +#define IXGBE_I2C_EEPROM_STATUS_PASS 0x1 +#define IXGBE_I2C_EEPROM_STATUS_FAIL 0x2 +#define IXGBE_I2C_EEPROM_STATUS_IN_PROGRESS 0x3 + +/* Bit-shift macros */ +#define IXGBE_SFF_VENDOR_OUI_BYTE0_SHIFT 12 +#define IXGBE_SFF_VENDOR_OUI_BYTE1_SHIFT 8 +#define IXGBE_SFF_VENDOR_OUI_BYTE2_SHIFT 4 + +/* Vendor OUIs: format of OUI is 0x[byte0][byte1][byte2][00] */ +#define IXGBE_SFF_VENDOR_OUI_TYCO 0x00407600 +#define IXGBE_SFF_VENDOR_OUI_FTL 0x00906500 +#define IXGBE_SFF_VENDOR_OUI_AVAGO 0x00176A00 + + +s32 ixgbe_init_phy_ops_generic(struct ixgbe_hw *hw); +s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw); +s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw); +s32 ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, + u32 device_type, u16 *phy_data); +s32 ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, + u32 device_type, u16 phy_data); +s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw); +s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw, + ixgbe_link_speed speed, + bool autoneg, + bool autoneg_wait_to_complete); #endif /* _IXGBE_PHY_H_ */ diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h index c0282a223df..c6f8fa1c4e5 100644 --- a/drivers/net/ixgbe/ixgbe_type.h +++ b/drivers/net/ixgbe/ixgbe_type.h @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2007 Intel Corporation. + Copyright(c) 1999 - 2008 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -20,7 +20,6 @@ the file called "COPYING". Contact Information: - Linux NICS <linux.nics@intel.com> e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -37,9 +36,9 @@ /* Device IDs */ #define IXGBE_DEV_ID_82598AF_DUAL_PORT 0x10C6 #define IXGBE_DEV_ID_82598AF_SINGLE_PORT 0x10C7 -#define IXGBE_DEV_ID_82598AT_DUAL_PORT 0x10C8 #define IXGBE_DEV_ID_82598EB_CX4 0x10DD #define IXGBE_DEV_ID_82598_CX4_DUAL_PORT 0x10EC +#define IXGBE_DEV_ID_82598EB_XF_LR 0x10F4 /* General Registers */ #define IXGBE_CTRL 0x00000 @@ -70,11 +69,11 @@ #define IXGBE_EIMC 0x00888 #define IXGBE_EIAC 0x00810 #define IXGBE_EIAM 0x00890 -#define IXGBE_EITR(_i) (0x00820 + ((_i) * 4)) /* 0x820-0x86c */ -#define IXGBE_IVAR(_i) (0x00900 + ((_i) * 4)) /* 24 at 0x900-0x960 */ +#define IXGBE_EITR(_i) (((_i) <= 23) ? (0x00820 + ((_i) * 4)) : (0x012300 + ((_i) * 4))) +#define IXGBE_IVAR(_i) (0x00900 + ((_i) * 4)) /* 24 at 0x900-0x960 */ #define IXGBE_MSIXT 0x00000 /* MSI-X Table. 0x0000 - 0x01C */ #define IXGBE_MSIXPBA 0x02000 /* MSI-X Pending bit array */ -#define IXGBE_PBACL 0x11068 +#define IXGBE_PBACL(_i) (((_i) == 0) ? (0x11068) : (0x110C0 + ((_i) * 4))) #define IXGBE_GPIE 0x00898 /* Flow Control Registers */ @@ -86,20 +85,33 @@ #define IXGBE_TFCS 0x0CE00 /* Receive DMA Registers */ -#define IXGBE_RDBAL(_i) (0x01000 + ((_i) * 0x40)) /* 64 of each (0-63)*/ -#define IXGBE_RDBAH(_i) (0x01004 + ((_i) * 0x40)) -#define IXGBE_RDLEN(_i) (0x01008 + ((_i) * 0x40)) -#define IXGBE_RDH(_i) (0x01010 + ((_i) * 0x40)) -#define IXGBE_RDT(_i) (0x01018 + ((_i) * 0x40)) -#define IXGBE_RXDCTL(_i) (0x01028 + ((_i) * 0x40)) -#define IXGBE_RSCCTL(_i) (0x0102C + ((_i) * 0x40)) -#define IXGBE_SRRCTL(_i) (0x02100 + ((_i) * 4)) - /* array of 16 (0x02100-0x0213C) */ -#define IXGBE_DCA_RXCTRL(_i) (0x02200 + ((_i) * 4)) - /* array of 16 (0x02200-0x0223C) */ -#define IXGBE_RDRXCTL 0x02F00 +#define IXGBE_RDBAL(_i) (((_i) < 64) ? (0x01000 + ((_i) * 0x40)) : (0x0D000 + ((_i - 64) * 0x40))) +#define IXGBE_RDBAH(_i) (((_i) < 64) ? (0x01004 + ((_i) * 0x40)) : (0x0D004 + ((_i - 64) * 0x40))) +#define IXGBE_RDLEN(_i) (((_i) < 64) ? (0x01008 + ((_i) * 0x40)) : (0x0D008 + ((_i - 64) * 0x40))) +#define IXGBE_RDH(_i) (((_i) < 64) ? (0x01010 + ((_i) * 0x40)) : (0x0D010 + ((_i - 64) * 0x40))) +#define IXGBE_RDT(_i) (((_i) < 64) ? (0x01018 + ((_i) * 0x40)) : (0x0D018 + ((_i - 64) * 0x40))) +#define IXGBE_RXDCTL(_i) (((_i) < 64) ? (0x01028 + ((_i) * 0x40)) : (0x0D028 + ((_i - 64) * 0x40))) +/* + * Split and Replication Receive Control Registers + * 00-15 : 0x02100 + n*4 + * 16-64 : 0x01014 + n*0x40 + * 64-127: 0x0D014 + (n-64)*0x40 + */ +#define IXGBE_SRRCTL(_i) (((_i) <= 15) ? (0x02100 + ((_i) * 4)) : \ + (((_i) < 64) ? (0x01014 + ((_i) * 0x40)) : \ + (0x0D014 + ((_i - 64) * 0x40)))) +/* + * Rx DCA Control Register: + * 00-15 : 0x02200 + n*4 + * 16-64 : 0x0100C + n*0x40 + * 64-127: 0x0D00C + (n-64)*0x40 + */ +#define IXGBE_DCA_RXCTRL(_i) (((_i) <= 15) ? (0x02200 + ((_i) * 4)) : \ + (((_i) < 64) ? (0x0100C + ((_i) * 0x40)) : \ + (0x0D00C + ((_i - 64) * 0x40)))) +#define IXGBE_RDRXCTL 0x02F00 #define IXGBE_RXPBSIZE(_i) (0x03C00 + ((_i) * 4)) - /* 8 of these 0x03C00 - 0x03C1C */ + /* 8 of these 0x03C00 - 0x03C1C */ #define IXGBE_RXCTRL 0x03000 #define IXGBE_DROPEN 0x03D04 #define IXGBE_RXPBSIZE_SHIFT 10 @@ -107,29 +119,32 @@ /* Receive Registers */ #define IXGBE_RXCSUM 0x05000 #define IXGBE_RFCTL 0x05008 +#define IXGBE_DRECCCTL 0x02F08 +#define IXGBE_DRECCCTL_DISABLE 0 +/* Multicast Table Array - 128 entries */ #define IXGBE_MTA(_i) (0x05200 + ((_i) * 4)) - /* Multicast Table Array - 128 entries */ -#define IXGBE_RAL(_i) (0x05400 + ((_i) * 8)) /* 16 of these (0-15) */ -#define IXGBE_RAH(_i) (0x05404 + ((_i) * 8)) /* 16 of these (0-15) */ -#define IXGBE_PSRTYPE 0x05480 - /* 0x5480-0x54BC Packet split receive type */ +#define IXGBE_RAL(_i) (((_i) <= 15) ? (0x05400 + ((_i) * 8)) : (0x0A200 + ((_i) * 8))) +#define IXGBE_RAH(_i) (((_i) <= 15) ? (0x05404 + ((_i) * 8)) : (0x0A204 + ((_i) * 8))) +/* Packet split receive type */ +#define IXGBE_PSRTYPE(_i) (((_i) <= 15) ? (0x05480 + ((_i) * 4)) : (0x0EA00 + ((_i) * 4))) +/* array of 4096 1-bit vlan filters */ #define IXGBE_VFTA(_i) (0x0A000 + ((_i) * 4)) - /* array of 4096 1-bit vlan filters */ +/*array of 4096 4-bit vlan vmdq indices */ #define IXGBE_VFTAVIND(_j, _i) (0x0A200 + ((_j) * 0x200) + ((_i) * 4)) - /*array of 4096 4-bit vlan vmdq indicies */ #define IXGBE_FCTRL 0x05080 #define IXGBE_VLNCTRL 0x05088 #define IXGBE_MCSTCTRL 0x05090 #define IXGBE_MRQC 0x05818 -#define IXGBE_VMD_CTL 0x0581C #define IXGBE_IMIR(_i) (0x05A80 + ((_i) * 4)) /* 8 of these (0-7) */ #define IXGBE_IMIREXT(_i) (0x05AA0 + ((_i) * 4)) /* 8 of these (0-7) */ #define IXGBE_IMIRVP 0x05AC0 +#define IXGBE_VMD_CTL 0x0581C #define IXGBE_RETA(_i) (0x05C00 + ((_i) * 4)) /* 32 of these (0-31) */ #define IXGBE_RSSRK(_i) (0x05C80 + ((_i) * 4)) /* 10 of these (0-9) */ + /* Transmit DMA registers */ -#define IXGBE_TDBAL(_i) (0x06000 + ((_i) * 0x40))/* 32 of these (0-31)*/ +#define IXGBE_TDBAL(_i) (0x06000 + ((_i) * 0x40)) /* 32 of these (0-31)*/ #define IXGBE_TDBAH(_i) (0x06004 + ((_i) * 0x40)) #define IXGBE_TDLEN(_i) (0x06008 + ((_i) * 0x40)) #define IXGBE_TDH(_i) (0x06010 + ((_i) * 0x40)) @@ -138,11 +153,10 @@ #define IXGBE_TDWBAL(_i) (0x06038 + ((_i) * 0x40)) #define IXGBE_TDWBAH(_i) (0x0603C + ((_i) * 0x40)) #define IXGBE_DTXCTL 0x07E00 -#define IXGBE_DCA_TXCTRL(_i) (0x07200 + ((_i) * 4)) - /* there are 16 of these (0-15) */ + +#define IXGBE_DCA_TXCTRL(_i) (0x07200 + ((_i) * 4)) /* 16 of these (0-15) */ #define IXGBE_TIPG 0x0CB00 -#define IXGBE_TXPBSIZE(_i) (0x0CC00 + ((_i) *0x04)) - /* there are 8 of these */ +#define IXGBE_TXPBSIZE(_i) (0x0CC00 + ((_i) * 4)) /* 8 of these */ #define IXGBE_MNGTXMAP 0x0CD10 #define IXGBE_TIPG_FIBER_DEFAULT 3 #define IXGBE_TXPBSIZE_SHIFT 10 @@ -154,6 +168,7 @@ #define IXGBE_IPAV 0x05838 #define IXGBE_IP4AT 0x05840 /* IPv4 table 0x5840-0x5858 */ #define IXGBE_IP6AT 0x05880 /* IPv6 table 0x5880-0x588F */ + #define IXGBE_WUPL 0x05900 #define IXGBE_WUPM 0x05A00 /* wake up pkt memory 0x5A00-0x5A7C */ #define IXGBE_FHFT 0x09000 /* Flex host filter table 9000-93FC */ @@ -170,6 +185,8 @@ #define IXGBE_TDPT2TCCR(_i) (0x0CD20 + ((_i) * 4)) /* 8 of these (0-7) */ #define IXGBE_TDPT2TCSR(_i) (0x0CD40 + ((_i) * 4)) /* 8 of these (0-7) */ + + /* Stats registers */ #define IXGBE_CRCERRS 0x04000 #define IXGBE_ILLERRC 0x04004 @@ -224,7 +241,7 @@ #define IXGBE_XEC 0x04120 #define IXGBE_RQSMR(_i) (0x02300 + ((_i) * 4)) /* 16 of these */ -#define IXGBE_TQSMR(_i) (0x07300 + ((_i) * 4)) /* 8 of these */ +#define IXGBE_TQSMR(_i) (((_i) <= 7) ? (0x07300 + ((_i) * 4)) : (0x08600 + ((_i) * 4))) #define IXGBE_QPRC(_i) (0x01030 + ((_i) * 0x40)) /* 16 of these */ #define IXGBE_QPTC(_i) (0x06030 + ((_i) * 0x40)) /* 16 of these */ @@ -275,23 +292,17 @@ #define IXGBE_DCA_CTRL 0x11074 /* Diagnostic Registers */ -#define IXGBE_RDSTATCTL 0x02C20 -#define IXGBE_RDSTAT(_i) (0x02C00 + ((_i) * 4)) /* 0x02C00-0x02C1C */ -#define IXGBE_RDHMPN 0x02F08 -#define IXGBE_RIC_DW0 0x02F10 -#define IXGBE_RIC_DW1 0x02F14 -#define IXGBE_RIC_DW2 0x02F18 -#define IXGBE_RIC_DW3 0x02F1C -#define IXGBE_RDPROBE 0x02F20 -#define IXGBE_TDSTATCTL 0x07C20 -#define IXGBE_TDSTAT(_i) (0x07C00 + ((_i) * 4)) /* 0x07C00 - 0x07C1C */ -#define IXGBE_TDHMPN 0x07F08 -#define IXGBE_TIC_DW0 0x07F10 -#define IXGBE_TIC_DW1 0x07F14 -#define IXGBE_TIC_DW2 0x07F18 -#define IXGBE_TIC_DW3 0x07F1C -#define IXGBE_TDPROBE 0x07F20 -#define IXGBE_TXBUFCTRL 0x0C600 +#define IXGBE_RDSTATCTL 0x02C20 +#define IXGBE_RDSTAT(_i) (0x02C00 + ((_i) * 4)) /* 0x02C00-0x02C1C */ +#define IXGBE_RDHMPN 0x02F08 +#define IXGBE_RIC_DW(_i) (0x02F10 + ((_i) * 4)) +#define IXGBE_RDPROBE 0x02F20 +#define IXGBE_TDSTATCTL 0x07C20 +#define IXGBE_TDSTAT(_i) (0x07C00 + ((_i) * 4)) /* 0x07C00 - 0x07C1C */ +#define IXGBE_TDHMPN 0x07F08 +#define IXGBE_TIC_DW(_i) (0x07F10 + ((_i) * 4)) +#define IXGBE_TDPROBE 0x07F20 +#define IXGBE_TXBUFCTRL 0x0C600 #define IXGBE_TXBUFDATA0 0x0C610 #define IXGBE_TXBUFDATA1 0x0C614 #define IXGBE_TXBUFDATA2 0x0C618 @@ -356,12 +367,10 @@ #define IXGBE_ANLP2 0x042B4 #define IXGBE_ATLASCTL 0x04800 -/* RSCCTL Bit Masks */ -#define IXGBE_RSCCTL_RSCEN 0x01 -#define IXGBE_RSCCTL_MAXDESC_1 0x00 -#define IXGBE_RSCCTL_MAXDESC_4 0x04 -#define IXGBE_RSCCTL_MAXDESC_8 0x08 -#define IXGBE_RSCCTL_MAXDESC_16 0x0C +/* RDRXCTL Bit Masks */ +#define IXGBE_RDRXCTL_RDMTS_1_2 0x00000000 /* Rx Desc Min Threshold Size */ +#define IXGBE_RDRXCTL_MVMEN 0x00000020 +#define IXGBE_RDRXCTL_DMAIDONE 0x00000008 /* DMA init cycle done */ /* CTRL Bit Masks */ #define IXGBE_CTRL_GIO_DIS 0x00000004 /* Global IO Master Disable bit */ @@ -394,7 +403,7 @@ #define IXGBE_DCA_TXCTRL_CPUID_MASK 0x0000001F /* Tx CPUID Mask */ #define IXGBE_DCA_TXCTRL_DESC_DCA_EN (1 << 5) /* DCA Tx Desc enable */ -#define IXGBE_DCA_TXCTRL_TX_WB_RO_EN (1 << 11) /* TX Desc writeback RO bit */ +#define IXGBE_DCA_TXCTRL_TX_WB_RO_EN (1 << 11) /* Tx Desc writeback RO bit */ #define IXGBE_DCA_MAX_QUEUES_82598 16 /* DCA regs only on 16 queues */ /* MSCA Bit Masks */ @@ -418,10 +427,10 @@ #define IXGBE_MSCA_MDI_IN_PROG_EN 0x80000000 /* MDI in progress enable */ /* MSRWD bit masks */ -#define IXGBE_MSRWD_WRITE_DATA_MASK 0x0000FFFF -#define IXGBE_MSRWD_WRITE_DATA_SHIFT 0 -#define IXGBE_MSRWD_READ_DATA_MASK 0xFFFF0000 -#define IXGBE_MSRWD_READ_DATA_SHIFT 16 +#define IXGBE_MSRWD_WRITE_DATA_MASK 0x0000FFFF +#define IXGBE_MSRWD_WRITE_DATA_SHIFT 0 +#define IXGBE_MSRWD_READ_DATA_MASK 0xFFFF0000 +#define IXGBE_MSRWD_READ_DATA_SHIFT 16 /* Atlas registers */ #define IXGBE_ATLAS_PDN_LPBK 0x24 @@ -436,6 +445,7 @@ #define IXGBE_ATLAS_PDN_TX_1G_QL_ALL 0xF0 #define IXGBE_ATLAS_PDN_TX_AN_QL_ALL 0xF0 + /* Device Type definitions for new protocol MDIO commands */ #define IXGBE_MDIO_PMA_PMD_DEV_TYPE 0x1 #define IXGBE_MDIO_PCS_DEV_TYPE 0x3 @@ -443,6 +453,8 @@ #define IXGBE_MDIO_AUTO_NEG_DEV_TYPE 0x7 #define IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE 0x1E /* Device 30 */ +#define IXGBE_MDIO_COMMAND_TIMEOUT 100 /* PHY Timeout for 1 GB mode */ + #define IXGBE_MDIO_VENDOR_SPECIFIC_1_CONTROL 0x0 /* VS1 Control Reg */ #define IXGBE_MDIO_VENDOR_SPECIFIC_1_STATUS 0x1 /* VS1 Status Reg */ #define IXGBE_MDIO_VENDOR_SPECIFIC_1_LINK_STATUS 0x0008 /* 1 = Link Up */ @@ -456,23 +468,39 @@ #define IXGBE_MDIO_PHY_XS_RESET 0x8000 /* PHY_XS Reset */ #define IXGBE_MDIO_PHY_ID_HIGH 0x2 /* PHY ID High Reg*/ #define IXGBE_MDIO_PHY_ID_LOW 0x3 /* PHY ID Low Reg*/ -#define IXGBE_MDIO_PHY_SPEED_ABILITY 0x4 /* Speed Abilty Reg */ +#define IXGBE_MDIO_PHY_SPEED_ABILITY 0x4 /* Speed Ability Reg */ #define IXGBE_MDIO_PHY_SPEED_10G 0x0001 /* 10G capable */ #define IXGBE_MDIO_PHY_SPEED_1G 0x0010 /* 1G capable */ +#define IXGBE_MDIO_PMA_PMD_SDA_SCL_ADDR 0xC30A /* PHY_XS SDA/SCL Address Reg */ +#define IXGBE_MDIO_PMA_PMD_SDA_SCL_DATA 0xC30B /* PHY_XS SDA/SCL Data Reg */ +#define IXGBE_MDIO_PMA_PMD_SDA_SCL_STAT 0xC30C /* PHY_XS SDA/SCL Status Reg */ + +/* MII clause 22/28 definitions */ +#define IXGBE_MDIO_PHY_LOW_POWER_MODE 0x0800 + +#define IXGBE_MII_SPEED_SELECTION_REG 0x10 +#define IXGBE_MII_RESTART 0x200 +#define IXGBE_MII_AUTONEG_COMPLETE 0x20 +#define IXGBE_MII_AUTONEG_REG 0x0 + #define IXGBE_PHY_REVISION_MASK 0xFFFFFFF0 #define IXGBE_MAX_PHY_ADDR 32 /* PHY IDs*/ -#define TN1010_PHY_ID 0x00A19410 #define QT2022_PHY_ID 0x0043A400 +/* PHY Types */ +#define IXGBE_M88E1145_E_PHY_ID 0x01410CD0 + /* General purpose Interrupt Enable */ -#define IXGBE_GPIE_MSIX_MODE 0x00000010 /* MSI-X mode */ -#define IXGBE_GPIE_OCD 0x00000020 /* Other Clear Disable */ -#define IXGBE_GPIE_EIMEN 0x00000040 /* Immediate Interrupt Enable */ -#define IXGBE_GPIE_EIAME 0x40000000 -#define IXGBE_GPIE_PBA_SUPPORT 0x80000000 +#define IXGBE_SDP0_GPIEN 0x00000001 /* SDP0 */ +#define IXGBE_SDP1_GPIEN 0x00000002 /* SDP1 */ +#define IXGBE_GPIE_MSIX_MODE 0x00000010 /* MSI-X mode */ +#define IXGBE_GPIE_OCD 0x00000020 /* Other Clear Disable */ +#define IXGBE_GPIE_EIMEN 0x00000040 /* Immediate Interrupt Enable */ +#define IXGBE_GPIE_EIAME 0x40000000 +#define IXGBE_GPIE_PBA_SUPPORT 0x80000000 /* Transmit Flow Control status */ #define IXGBE_TFCS_TXOFF 0x00000001 @@ -533,7 +561,7 @@ #define IXGBE_PAP_TXPAUSECNT_MASK 0x0000FFFF /* Pause counter mask */ /* RMCS Bit Masks */ -#define IXGBE_RMCS_RRM 0x00000002 /* Receive Recylce Mode enable */ +#define IXGBE_RMCS_RRM 0x00000002 /* Receive Recycle Mode enable */ /* Receive Arbitration Control: 0 Round Robin, 1 DFP */ #define IXGBE_RMCS_RAC 0x00000004 #define IXGBE_RMCS_DFP IXGBE_RMCS_RAC /* Deficit Fixed Priority ena */ @@ -541,12 +569,15 @@ #define IXGBE_RMCS_TFCE_PRIORITY 0x00000010 /* Tx Priority flow control ena */ #define IXGBE_RMCS_ARBDIS 0x00000040 /* Arbitration disable bit */ + /* Interrupt register bitmasks */ /* Extended Interrupt Cause Read */ #define IXGBE_EICR_RTX_QUEUE 0x0000FFFF /* RTx Queue Interrupt */ #define IXGBE_EICR_LSC 0x00100000 /* Link Status Change */ -#define IXGBE_EICR_MNG 0x00400000 /* Managability Event Interrupt */ +#define IXGBE_EICR_MNG 0x00400000 /* Manageability Event Interrupt */ +#define IXGBE_EICR_GPI_SDP0 0x01000000 /* Gen Purpose Interrupt on SDP0 */ +#define IXGBE_EICR_GPI_SDP1 0x02000000 /* Gen Purpose Interrupt on SDP1 */ #define IXGBE_EICR_PBUR 0x10000000 /* Packet Buffer Handler Error */ #define IXGBE_EICR_DHER 0x20000000 /* Descriptor Handler Error */ #define IXGBE_EICR_TCP_TIMER 0x40000000 /* TCP Timer */ @@ -554,11 +585,12 @@ /* Extended Interrupt Cause Set */ #define IXGBE_EICS_RTX_QUEUE IXGBE_EICR_RTX_QUEUE /* RTx Queue Interrupt */ -#define IXGBE_EICS_LSC IXGBE_EICR_LSC /* Link Status Change */ -#define IXGBE_EICR_GPI_SDP0 0x01000000 /* Gen Purpose Interrupt on SDP0 */ -#define IXGBE_EICS_MNG IXGBE_EICR_MNG /* MNG Event Interrupt */ -#define IXGBE_EICS_PBUR IXGBE_EICR_PBUR /* Pkt Buf Handler Error */ -#define IXGBE_EICS_DHER IXGBE_EICR_DHER /* Desc Handler Error */ +#define IXGBE_EICS_LSC IXGBE_EICR_LSC /* Link Status Change */ +#define IXGBE_EICS_MNG IXGBE_EICR_MNG /* MNG Event Interrupt */ +#define IXGBE_EICS_GPI_SDP0 IXGBE_EICR_GPI_SDP0 /* SDP0 Gen Purpose Int */ +#define IXGBE_EICS_GPI_SDP1 IXGBE_EICR_GPI_SDP1 /* SDP1 Gen Purpose Int */ +#define IXGBE_EICS_PBUR IXGBE_EICR_PBUR /* Pkt Buf Handler Err */ +#define IXGBE_EICS_DHER IXGBE_EICR_DHER /* Desc Handler Error */ #define IXGBE_EICS_TCP_TIMER IXGBE_EICR_TCP_TIMER /* TCP Timer */ #define IXGBE_EICS_OTHER IXGBE_EICR_OTHER /* INT Cause Active */ @@ -566,7 +598,9 @@ #define IXGBE_EIMS_RTX_QUEUE IXGBE_EICR_RTX_QUEUE /* RTx Queue Interrupt */ #define IXGBE_EIMS_LSC IXGBE_EICR_LSC /* Link Status Change */ #define IXGBE_EIMS_MNG IXGBE_EICR_MNG /* MNG Event Interrupt */ -#define IXGBE_EIMS_PBUR IXGBE_EICR_PBUR /* Pkt Buf Handler Error */ +#define IXGBE_EIMS_GPI_SDP0 IXGBE_EICR_GPI_SDP0 /* SDP0 Gen Purpose Int */ +#define IXGBE_EIMS_GPI_SDP1 IXGBE_EICR_GPI_SDP1 /* SDP1 Gen Purpose Int */ +#define IXGBE_EIMS_PBUR IXGBE_EICR_PBUR /* Pkt Buf Handler Err */ #define IXGBE_EIMS_DHER IXGBE_EICR_DHER /* Descr Handler Error */ #define IXGBE_EIMS_TCP_TIMER IXGBE_EICR_TCP_TIMER /* TCP Timer */ #define IXGBE_EIMS_OTHER IXGBE_EICR_OTHER /* INT Cause Active */ @@ -575,18 +609,20 @@ #define IXGBE_EIMC_RTX_QUEUE IXGBE_EICR_RTX_QUEUE /* RTx Queue Interrupt */ #define IXGBE_EIMC_LSC IXGBE_EICR_LSC /* Link Status Change */ #define IXGBE_EIMC_MNG IXGBE_EICR_MNG /* MNG Event Interrupt */ -#define IXGBE_EIMC_PBUR IXGBE_EICR_PBUR /* Pkt Buf Handler Error */ -#define IXGBE_EIMC_DHER IXGBE_EICR_DHER /* Desc Handler Error */ +#define IXGBE_EIMC_GPI_SDP0 IXGBE_EICR_GPI_SDP0 /* SDP0 Gen Purpose Int */ +#define IXGBE_EIMC_GPI_SDP1 IXGBE_EICR_GPI_SDP1 /* SDP1 Gen Purpose Int */ +#define IXGBE_EIMC_PBUR IXGBE_EICR_PBUR /* Pkt Buf Handler Err */ +#define IXGBE_EIMC_DHER IXGBE_EICR_DHER /* Desc Handler Err */ #define IXGBE_EIMC_TCP_TIMER IXGBE_EICR_TCP_TIMER /* TCP Timer */ #define IXGBE_EIMC_OTHER IXGBE_EICR_OTHER /* INT Cause Active */ -#define IXGBE_EIMS_ENABLE_MASK (\ - IXGBE_EIMS_RTX_QUEUE | \ - IXGBE_EIMS_LSC | \ - IXGBE_EIMS_TCP_TIMER | \ - IXGBE_EIMS_OTHER) +#define IXGBE_EIMS_ENABLE_MASK ( \ + IXGBE_EIMS_RTX_QUEUE | \ + IXGBE_EIMS_LSC | \ + IXGBE_EIMS_TCP_TIMER | \ + IXGBE_EIMS_OTHER) -/* Immediate Interrupt RX (A.K.A. Low Latency Interrupt) */ +/* Immediate Interrupt Rx (A.K.A. Low Latency Interrupt) */ #define IXGBE_IMIR_PORT_IM_EN 0x00010000 /* TCP port enable */ #define IXGBE_IMIR_PORT_BP 0x00020000 /* TCP port check bypass */ #define IXGBE_IMIREXT_SIZE_BP 0x00001000 /* Packet size bypass */ @@ -623,6 +659,7 @@ #define IXGBE_VLNCTRL_VFE 0x40000000 /* bit 30 */ #define IXGBE_VLNCTRL_VME 0x80000000 /* bit 31 */ + #define IXGBE_ETHERNET_IEEE_VLAN_TYPE 0x8100 /* 802.1q protocol */ /* STATUS Bit Masks */ @@ -670,16 +707,16 @@ #define IXGBE_AUTOC_AN_RESTART 0x00001000 #define IXGBE_AUTOC_FLU 0x00000001 #define IXGBE_AUTOC_LMS_SHIFT 13 -#define IXGBE_AUTOC_LMS_MASK (0x7 << IXGBE_AUTOC_LMS_SHIFT) -#define IXGBE_AUTOC_LMS_1G_LINK_NO_AN (0x0 << IXGBE_AUTOC_LMS_SHIFT) -#define IXGBE_AUTOC_LMS_10G_LINK_NO_AN (0x1 << IXGBE_AUTOC_LMS_SHIFT) -#define IXGBE_AUTOC_LMS_1G_AN (0x2 << IXGBE_AUTOC_LMS_SHIFT) -#define IXGBE_AUTOC_LMS_KX4_AN (0x4 << IXGBE_AUTOC_LMS_SHIFT) -#define IXGBE_AUTOC_LMS_KX4_AN_1G_AN (0x6 << IXGBE_AUTOC_LMS_SHIFT) -#define IXGBE_AUTOC_LMS_ATTACH_TYPE (0x7 << IXGBE_AUTOC_10G_PMA_PMD_SHIFT) - -#define IXGBE_AUTOC_1G_PMA_PMD 0x00000200 -#define IXGBE_AUTOC_10G_PMA_PMD 0x00000180 +#define IXGBE_AUTOC_LMS_MASK (0x7 << IXGBE_AUTOC_LMS_SHIFT) +#define IXGBE_AUTOC_LMS_1G_LINK_NO_AN (0x0 << IXGBE_AUTOC_LMS_SHIFT) +#define IXGBE_AUTOC_LMS_10G_LINK_NO_AN (0x1 << IXGBE_AUTOC_LMS_SHIFT) +#define IXGBE_AUTOC_LMS_1G_AN (0x2 << IXGBE_AUTOC_LMS_SHIFT) +#define IXGBE_AUTOC_LMS_KX4_AN (0x4 << IXGBE_AUTOC_LMS_SHIFT) +#define IXGBE_AUTOC_LMS_KX4_AN_1G_AN (0x6 << IXGBE_AUTOC_LMS_SHIFT) +#define IXGBE_AUTOC_LMS_ATTACH_TYPE (0x7 << IXGBE_AUTOC_10G_PMA_PMD_SHIFT) + +#define IXGBE_AUTOC_1G_PMA_PMD 0x00000200 +#define IXGBE_AUTOC_10G_PMA_PMD 0x00000180 #define IXGBE_AUTOC_10G_PMA_PMD_SHIFT 7 #define IXGBE_AUTOC_1G_PMA_PMD_SHIFT 9 #define IXGBE_AUTOC_10G_XAUI (0x0 << IXGBE_AUTOC_10G_PMA_PMD_SHIFT) @@ -705,6 +742,7 @@ #define IXGBE_LINKS_TL_FAULT 0x00001000 #define IXGBE_LINKS_SIGNAL 0x00000F00 +#define IXGBE_LINK_UP_TIME 90 /* 9.0 Seconds */ #define IXGBE_AUTO_NEG_TIME 45 /* 4.5 Seconds */ /* SW Semaphore Register bitmasks */ @@ -759,6 +797,11 @@ #define IXGBE_PBANUM0_PTR 0x15 #define IXGBE_PBANUM1_PTR 0x16 +/* Legacy EEPROM word offsets */ +#define IXGBE_ISCSI_BOOT_CAPS 0x0033 +#define IXGBE_ISCSI_SETUP_PORT_0 0x0030 +#define IXGBE_ISCSI_SETUP_PORT_1 0x0034 + /* EEPROM Commands - SPI */ #define IXGBE_EEPROM_MAX_RETRY_SPI 5000 /* Max wait 5ms for RDY signal */ #define IXGBE_EEPROM_STATUS_RDY_SPI 0x01 @@ -766,7 +809,7 @@ #define IXGBE_EEPROM_WRITE_OPCODE_SPI 0x02 /* EEPROM write opcode */ #define IXGBE_EEPROM_A8_OPCODE_SPI 0x08 /* opcode bit-3 = addr bit-8 */ #define IXGBE_EEPROM_WREN_OPCODE_SPI 0x06 /* EEPROM set Write Ena latch */ -/* EEPROM reset Write Enbale latch */ +/* EEPROM reset Write Enable latch */ #define IXGBE_EEPROM_WRDI_OPCODE_SPI 0x04 #define IXGBE_EEPROM_RDSR_OPCODE_SPI 0x05 /* EEPROM read Status reg */ #define IXGBE_EEPROM_WRSR_OPCODE_SPI 0x01 /* EEPROM write Status reg */ @@ -805,26 +848,20 @@ /* Number of 100 microseconds we wait for PCI Express master disable */ #define IXGBE_PCI_MASTER_DISABLE_TIMEOUT 800 -/* PHY Types */ -#define IXGBE_M88E1145_E_PHY_ID 0x01410CD0 - /* Check whether address is multicast. This is little-endian specific check.*/ #define IXGBE_IS_MULTICAST(Address) \ - (bool)(((u8 *)(Address))[0] & ((u8)0x01)) + (bool)(((u8 *)(Address))[0] & ((u8)0x01)) /* Check whether an address is broadcast. */ #define IXGBE_IS_BROADCAST(Address) \ - ((((u8 *)(Address))[0] == ((u8)0xff)) && \ - (((u8 *)(Address))[1] == ((u8)0xff))) + ((((u8 *)(Address))[0] == ((u8)0xff)) && \ + (((u8 *)(Address))[1] == ((u8)0xff))) /* RAH */ #define IXGBE_RAH_VIND_MASK 0x003C0000 #define IXGBE_RAH_VIND_SHIFT 18 #define IXGBE_RAH_AV 0x80000000 - -/* Filters */ -#define IXGBE_MC_TBL_SIZE 128 /* Multicast Filter Table (4096 bits) */ -#define IXGBE_VLAN_FILTER_TBL_SIZE 128 /* VLAN Filter Table (4096 bits) */ +#define IXGBE_CLEAR_VMDQ_ALL 0xFFFFFFFF /* Header split receive */ #define IXGBE_RFCTL_ISCSI_DIS 0x00000001 @@ -853,7 +890,7 @@ #define IXGBE_MAX_FRAME_SZ 0x40040000 #define IXGBE_TDWBAL_HEAD_WB_ENABLE 0x1 /* Tx head write-back enable */ -#define IXGBE_TDWBAL_SEQNUM_WB_ENABLE 0x2 /* Tx seq. # write-back enable */ +#define IXGBE_TDWBAL_SEQNUM_WB_ENABLE 0x2 /* Tx seq# write-back enable */ /* Receive Config masks */ #define IXGBE_RXCTRL_RXEN 0x00000001 /* Enable Receiver */ @@ -866,7 +903,7 @@ #define IXGBE_FCTRL_BAM 0x00000400 /* Broadcast Accept Mode */ #define IXGBE_FCTRL_PMCF 0x00001000 /* Pass MAC Control Frames */ #define IXGBE_FCTRL_DPF 0x00002000 /* Discard Pause Frame */ -/* Receive Priority Flow Control Enbale */ +/* Receive Priority Flow Control Enable */ #define IXGBE_FCTRL_RPFCE 0x00004000 #define IXGBE_FCTRL_RFCE 0x00008000 /* Receive Flow Control Ena */ @@ -896,9 +933,8 @@ /* Receive Descriptor bit definitions */ #define IXGBE_RXD_STAT_DD 0x01 /* Descriptor Done */ #define IXGBE_RXD_STAT_EOP 0x02 /* End of Packet */ -#define IXGBE_RXD_STAT_IXSM 0x04 /* Ignore checksum */ #define IXGBE_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */ -#define IXGBE_RXD_STAT_UDPCS 0x10 /* UDP xsum caculated */ +#define IXGBE_RXD_STAT_UDPCS 0x10 /* UDP xsum calculated */ #define IXGBE_RXD_STAT_L4CS 0x20 /* L4 xsum calculated */ #define IXGBE_RXD_STAT_IPCS 0x40 /* IP xsum calculated */ #define IXGBE_RXD_STAT_PIF 0x80 /* passed in-exact filter */ @@ -914,7 +950,7 @@ #define IXGBE_RXD_ERR_USE 0x20 /* Undersize Error */ #define IXGBE_RXD_ERR_TCPE 0x40 /* TCP/UDP Checksum Error */ #define IXGBE_RXD_ERR_IPE 0x80 /* IP Checksum Error */ -#define IXGBE_RXDADV_HBO 0x00800000 +#define IXGBE_RXDADV_ERR_HBO 0x00800000 /*Header Buffer Overflow */ #define IXGBE_RXDADV_ERR_CE 0x01000000 /* CRC Error */ #define IXGBE_RXDADV_ERR_LE 0x02000000 /* Length Error */ #define IXGBE_RXDADV_ERR_PE 0x08000000 /* Packet Error */ @@ -928,15 +964,17 @@ #define IXGBE_RXD_CFI_MASK 0x1000 /* CFI is bit 12 */ #define IXGBE_RXD_CFI_SHIFT 12 + /* SRRCTL bit definitions */ -#define IXGBE_SRRCTL_BSIZEPKT_SHIFT 10 /* so many KBs */ -#define IXGBE_SRRCTL_BSIZEPKT_MASK 0x0000007F -#define IXGBE_SRRCTL_BSIZEHDR_MASK 0x00003F00 -#define IXGBE_SRRCTL_DESCTYPE_LEGACY 0x00000000 +#define IXGBE_SRRCTL_BSIZEPKT_SHIFT 10 /* so many KBs */ +#define IXGBE_SRRCTL_BSIZEPKT_MASK 0x0000007F +#define IXGBE_SRRCTL_BSIZEHDR_MASK 0x00003F00 +#define IXGBE_SRRCTL_DESCTYPE_LEGACY 0x00000000 #define IXGBE_SRRCTL_DESCTYPE_ADV_ONEBUF 0x02000000 #define IXGBE_SRRCTL_DESCTYPE_HDR_SPLIT 0x04000000 #define IXGBE_SRRCTL_DESCTYPE_HDR_REPLICATION_LARGE_PKT 0x08000000 #define IXGBE_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS 0x0A000000 +#define IXGBE_SRRCTL_DESCTYPE_MASK 0x0E000000 #define IXGBE_RXDPS_HDRSTAT_HDRSP 0x00008000 #define IXGBE_RXDPS_HDRSTAT_HDRLEN_MASK 0x000003FF @@ -970,21 +1008,20 @@ #define IXGBE_RXDADV_PKTTYPE_UDP 0x00000200 /* UDP hdr present */ #define IXGBE_RXDADV_PKTTYPE_SCTP 0x00000400 /* SCTP hdr present */ #define IXGBE_RXDADV_PKTTYPE_NFS 0x00000800 /* NFS hdr present */ - /* Masks to determine if packets should be dropped due to frame errors */ -#define IXGBE_RXD_ERR_FRAME_ERR_MASK (\ - IXGBE_RXD_ERR_CE | \ - IXGBE_RXD_ERR_LE | \ - IXGBE_RXD_ERR_PE | \ - IXGBE_RXD_ERR_OSE | \ - IXGBE_RXD_ERR_USE) - -#define IXGBE_RXDADV_ERR_FRAME_ERR_MASK (\ - IXGBE_RXDADV_ERR_CE | \ - IXGBE_RXDADV_ERR_LE | \ - IXGBE_RXDADV_ERR_PE | \ - IXGBE_RXDADV_ERR_OSE | \ - IXGBE_RXDADV_ERR_USE) +#define IXGBE_RXD_ERR_FRAME_ERR_MASK ( \ + IXGBE_RXD_ERR_CE | \ + IXGBE_RXD_ERR_LE | \ + IXGBE_RXD_ERR_PE | \ + IXGBE_RXD_ERR_OSE | \ + IXGBE_RXD_ERR_USE) + +#define IXGBE_RXDADV_ERR_FRAME_ERR_MASK ( \ + IXGBE_RXDADV_ERR_CE | \ + IXGBE_RXDADV_ERR_LE | \ + IXGBE_RXDADV_ERR_PE | \ + IXGBE_RXDADV_ERR_OSE | \ + IXGBE_RXDADV_ERR_USE) /* Multicast bit mask */ #define IXGBE_MCSTCTRL_MFE 0x4 @@ -1000,6 +1037,7 @@ #define IXGBE_RX_DESC_SPECIAL_PRI_SHIFT 0x000D /* Priority in upper 3 of 16 */ #define IXGBE_TX_DESC_SPECIAL_PRI_SHIFT IXGBE_RX_DESC_SPECIAL_PRI_SHIFT + /* Transmit Descriptor - Legacy */ struct ixgbe_legacy_tx_desc { u64 buffer_addr; /* Address of the descriptor's data buffer */ @@ -1007,15 +1045,15 @@ struct ixgbe_legacy_tx_desc { __le32 data; struct { __le16 length; /* Data buffer length */ - u8 cso; /* Checksum offset */ - u8 cmd; /* Descriptor control */ + u8 cso; /* Checksum offset */ + u8 cmd; /* Descriptor control */ } flags; } lower; union { __le32 data; struct { - u8 status; /* Descriptor status */ - u8 css; /* Checksum start */ + u8 status; /* Descriptor status */ + u8 css; /* Checksum start */ __le16 vlan; } fields; } upper; @@ -1024,7 +1062,7 @@ struct ixgbe_legacy_tx_desc { /* Transmit Descriptor - Advanced */ union ixgbe_adv_tx_desc { struct { - __le64 buffer_addr; /* Address of descriptor's data buf */ + __le64 buffer_addr; /* Address of descriptor's data buf */ __le32 cmd_type_len; __le32 olinfo_status; } read; @@ -1039,9 +1077,9 @@ union ixgbe_adv_tx_desc { struct ixgbe_legacy_rx_desc { __le64 buffer_addr; /* Address of the descriptor's data buffer */ __le16 length; /* Length of data DMAed into data buffer */ - u16 csum; /* Packet checksum */ - u8 status; /* Descriptor status */ - u8 errors; /* Descriptor Errors */ + __le16 csum; /* Packet checksum */ + u8 status; /* Descriptor status */ + u8 errors; /* Descriptor Errors */ __le16 vlan; }; @@ -1053,15 +1091,18 @@ union ixgbe_adv_rx_desc { } read; struct { struct { - struct { - __le16 pkt_info; /* RSS type, Packet type */ - __le16 hdr_info; /* Split Header, header len */ + union { + __le32 data; + struct { + __le16 pkt_info; /* RSS, Pkt type */ + __le16 hdr_info; /* Splithdr, hdrlen */ + } hs_rss; } lo_dword; union { __le32 rss; /* RSS Hash */ struct { __le16 ip_id; /* IP id */ - u16 csum; /* Packet Checksum */ + __le16 csum; /* Packet Checksum */ } csum_ip; } hi_dword; } lower; @@ -1082,49 +1123,69 @@ struct ixgbe_adv_tx_context_desc { }; /* Adv Transmit Descriptor Config Masks */ -#define IXGBE_ADVTXD_DTALEN_MASK 0x0000FFFF /* Data buffer length(bytes) */ +#define IXGBE_ADVTXD_DTALEN_MASK 0x0000FFFF /* Data buf length(bytes) */ #define IXGBE_ADVTXD_DTYP_MASK 0x00F00000 /* DTYP mask */ #define IXGBE_ADVTXD_DTYP_CTXT 0x00200000 /* Advanced Context Desc */ #define IXGBE_ADVTXD_DTYP_DATA 0x00300000 /* Advanced Data Descriptor */ #define IXGBE_ADVTXD_DCMD_EOP IXGBE_TXD_CMD_EOP /* End of Packet */ #define IXGBE_ADVTXD_DCMD_IFCS IXGBE_TXD_CMD_IFCS /* Insert FCS */ -#define IXGBE_ADVTXD_DCMD_RDMA 0x04000000 /* RDMA */ #define IXGBE_ADVTXD_DCMD_RS IXGBE_TXD_CMD_RS /* Report Status */ -#define IXGBE_ADVTXD_DCMD_DDTYP_ISCSI 0x10000000 /* DDP hdr type or iSCSI */ +#define IXGBE_ADVTXD_DCMD_DDTYP_ISCSI 0x10000000 /* DDP hdr type or iSCSI */ #define IXGBE_ADVTXD_DCMD_DEXT IXGBE_TXD_CMD_DEXT /* Desc ext (1=Adv) */ #define IXGBE_ADVTXD_DCMD_VLE IXGBE_TXD_CMD_VLE /* VLAN pkt enable */ #define IXGBE_ADVTXD_DCMD_TSE 0x80000000 /* TCP Seg enable */ #define IXGBE_ADVTXD_STAT_DD IXGBE_TXD_STAT_DD /* Descriptor Done */ -#define IXGBE_ADVTXD_STAT_SN_CRC 0x00000002 /* NXTSEQ/SEED present in WB */ +#define IXGBE_ADVTXD_STAT_SN_CRC 0x00000002 /* NXTSEQ/SEED pres in WB */ #define IXGBE_ADVTXD_STAT_RSV 0x0000000C /* STA Reserved */ #define IXGBE_ADVTXD_IDX_SHIFT 4 /* Adv desc Index shift */ +#define IXGBE_ADVTXD_CC 0x00000080 /* Check Context */ #define IXGBE_ADVTXD_POPTS_SHIFT 8 /* Adv desc POPTS shift */ #define IXGBE_ADVTXD_POPTS_IXSM (IXGBE_TXD_POPTS_IXSM << \ - IXGBE_ADVTXD_POPTS_SHIFT) + IXGBE_ADVTXD_POPTS_SHIFT) #define IXGBE_ADVTXD_POPTS_TXSM (IXGBE_TXD_POPTS_TXSM << \ - IXGBE_ADVTXD_POPTS_SHIFT) -#define IXGBE_ADVTXD_POPTS_EOM 0x00000400 /* Enable L bit-RDMA DDP hdr */ -#define IXGBE_ADVTXD_POPTS_ISCO_1ST 0x00000000 /* 1st TSO of iSCSI PDU */ -#define IXGBE_ADVTXD_POPTS_ISCO_MDL 0x00000800 /* Middle TSO of iSCSI PDU */ -#define IXGBE_ADVTXD_POPTS_ISCO_LAST 0x00001000 /* Last TSO of iSCSI PDU */ -#define IXGBE_ADVTXD_POPTS_ISCO_FULL 0x00001800 /* 1st&Last TSO-full iSCSI PDU*/ -#define IXGBE_ADVTXD_POPTS_RSV 0x00002000 /* POPTS Reserved */ -#define IXGBE_ADVTXD_PAYLEN_SHIFT 14 /* Adv desc PAYLEN shift */ -#define IXGBE_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */ -#define IXGBE_ADVTXD_VLAN_SHIFT 16 /* Adv ctxt vlan tag shift */ -#define IXGBE_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type: 1=IPv4 */ -#define IXGBE_ADVTXD_TUCMD_IPV6 0x00000000 /* IP Packet Type: 0=IPv6 */ -#define IXGBE_ADVTXD_TUCMD_L4T_UDP 0x00000000 /* L4 Packet TYPE of UDP */ -#define IXGBE_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet TYPE of TCP */ -#define IXGBE_ADVTXD_TUCMD_MKRREQ 0x00002000 /* Req requires Markers and CRC */ -#define IXGBE_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */ -#define IXGBE_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */ - + IXGBE_ADVTXD_POPTS_SHIFT) +#define IXGBE_ADVTXD_POPTS_ISCO_1ST 0x00000000 /* 1st TSO of iSCSI PDU */ +#define IXGBE_ADVTXD_POPTS_ISCO_MDL 0x00000800 /* Middle TSO of iSCSI PDU */ +#define IXGBE_ADVTXD_POPTS_ISCO_LAST 0x00001000 /* Last TSO of iSCSI PDU */ +#define IXGBE_ADVTXD_POPTS_ISCO_FULL 0x00001800 /* 1st&Last TSO-full iSCSI PDU */ +#define IXGBE_ADVTXD_POPTS_RSV 0x00002000 /* POPTS Reserved */ +#define IXGBE_ADVTXD_PAYLEN_SHIFT 14 /* Adv desc PAYLEN shift */ +#define IXGBE_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */ +#define IXGBE_ADVTXD_VLAN_SHIFT 16 /* Adv ctxt vlan tag shift */ +#define IXGBE_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type: 1=IPv4 */ +#define IXGBE_ADVTXD_TUCMD_IPV6 0x00000000 /* IP Packet Type: 0=IPv6 */ +#define IXGBE_ADVTXD_TUCMD_L4T_UDP 0x00000000 /* L4 Packet TYPE of UDP */ +#define IXGBE_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet TYPE of TCP */ +#define IXGBE_ADVTXD_TUCMD_L4T_SCTP 0x00001000 /* L4 Packet TYPE of SCTP */ +#define IXGBE_ADVTXD_TUCMD_MKRREQ 0x00002000 /*Req requires Markers and CRC*/ +#define IXGBE_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */ +#define IXGBE_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */ + +/* Autonegotiation advertised speeds */ +typedef u32 ixgbe_autoneg_advertised; /* Link speed */ +typedef u32 ixgbe_link_speed; #define IXGBE_LINK_SPEED_UNKNOWN 0 #define IXGBE_LINK_SPEED_100_FULL 0x0008 #define IXGBE_LINK_SPEED_1GB_FULL 0x0020 #define IXGBE_LINK_SPEED_10GB_FULL 0x0080 +#define IXGBE_LINK_SPEED_82598_AUTONEG (IXGBE_LINK_SPEED_1GB_FULL | \ + IXGBE_LINK_SPEED_10GB_FULL) + +/* Physical layer type */ +typedef u32 ixgbe_physical_layer; +#define IXGBE_PHYSICAL_LAYER_UNKNOWN 0 +#define IXGBE_PHYSICAL_LAYER_10GBASE_T 0x0001 +#define IXGBE_PHYSICAL_LAYER_1000BASE_T 0x0002 +#define IXGBE_PHYSICAL_LAYER_100BASE_T 0x0004 +#define IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU 0x0008 +#define IXGBE_PHYSICAL_LAYER_10GBASE_LR 0x0010 +#define IXGBE_PHYSICAL_LAYER_10GBASE_LRM 0x0020 +#define IXGBE_PHYSICAL_LAYER_10GBASE_SR 0x0040 +#define IXGBE_PHYSICAL_LAYER_10GBASE_KX4 0x0080 +#define IXGBE_PHYSICAL_LAYER_10GBASE_CX4 0x0100 +#define IXGBE_PHYSICAL_LAYER_1000BASE_KX 0x0200 +#define IXGBE_PHYSICAL_LAYER_1000BASE_BX 0x0400 enum ixgbe_eeprom_type { @@ -1141,16 +1202,38 @@ enum ixgbe_mac_type { enum ixgbe_phy_type { ixgbe_phy_unknown = 0, - ixgbe_phy_tn, ixgbe_phy_qt, - ixgbe_phy_xaui + ixgbe_phy_xaui, + ixgbe_phy_tw_tyco, + ixgbe_phy_tw_unknown, + ixgbe_phy_sfp_avago, + ixgbe_phy_sfp_ftl, + ixgbe_phy_sfp_unknown, + ixgbe_phy_generic +}; + +/* + * SFP+ module type IDs: + * + * ID Module Type + * ============= + * 0 SFP_DA_CU + * 1 SFP_SR + * 2 SFP_LR + */ +enum ixgbe_sfp_type { + ixgbe_sfp_type_da_cu = 0, + ixgbe_sfp_type_sr = 1, + ixgbe_sfp_type_lr = 2, + ixgbe_sfp_type_unknown = 0xFFFF }; enum ixgbe_media_type { ixgbe_media_type_unknown = 0, ixgbe_media_type_fiber, ixgbe_media_type_copper, - ixgbe_media_type_backplane + ixgbe_media_type_backplane, + ixgbe_media_type_virtual }; /* Flow Control Settings */ @@ -1167,6 +1250,8 @@ struct ixgbe_addr_filter_info { u32 rar_used_count; u32 mc_addr_in_rar_count; u32 mta_in_use; + u32 overflow_promisc; + bool user_set_promisc; }; /* Flow control parameters */ @@ -1242,57 +1327,118 @@ struct ixgbe_hw_stats { /* forward declaration */ struct ixgbe_hw; +/* iterator type for walking multicast address lists */ +typedef u8* (*ixgbe_mc_addr_itr) (struct ixgbe_hw *hw, u8 **mc_addr_ptr, + u32 *vmdq); + +/* Function pointer table */ +struct ixgbe_eeprom_operations { + s32 (*init_params)(struct ixgbe_hw *); + s32 (*read)(struct ixgbe_hw *, u16, u16 *); + s32 (*write)(struct ixgbe_hw *, u16, u16); + s32 (*validate_checksum)(struct ixgbe_hw *, u16 *); + s32 (*update_checksum)(struct ixgbe_hw *); +}; + struct ixgbe_mac_operations { - s32 (*reset)(struct ixgbe_hw *); + s32 (*init_hw)(struct ixgbe_hw *); + s32 (*reset_hw)(struct ixgbe_hw *); + s32 (*start_hw)(struct ixgbe_hw *); + s32 (*clear_hw_cntrs)(struct ixgbe_hw *); enum ixgbe_media_type (*get_media_type)(struct ixgbe_hw *); + s32 (*get_supported_physical_layer)(struct ixgbe_hw *); + s32 (*get_mac_addr)(struct ixgbe_hw *, u8 *); + s32 (*stop_adapter)(struct ixgbe_hw *); + s32 (*get_bus_info)(struct ixgbe_hw *); + s32 (*read_analog_reg8)(struct ixgbe_hw*, u32, u8*); + s32 (*write_analog_reg8)(struct ixgbe_hw*, u32, u8); + + /* Link */ s32 (*setup_link)(struct ixgbe_hw *); - s32 (*check_link)(struct ixgbe_hw *, u32 *, bool *); - s32 (*setup_link_speed)(struct ixgbe_hw *, u32, bool, bool); - s32 (*get_link_settings)(struct ixgbe_hw *, u32 *, bool *); + s32 (*setup_link_speed)(struct ixgbe_hw *, ixgbe_link_speed, bool, + bool); + s32 (*check_link)(struct ixgbe_hw *, ixgbe_link_speed *, bool *, bool); + s32 (*get_link_capabilities)(struct ixgbe_hw *, ixgbe_link_speed *, + bool *); + + /* LED */ + s32 (*led_on)(struct ixgbe_hw *, u32); + s32 (*led_off)(struct ixgbe_hw *, u32); + s32 (*blink_led_start)(struct ixgbe_hw *, u32); + s32 (*blink_led_stop)(struct ixgbe_hw *, u32); + + /* RAR, Multicast, VLAN */ + s32 (*set_rar)(struct ixgbe_hw *, u32, u8 *, u32, u32); + s32 (*clear_rar)(struct ixgbe_hw *, u32); + s32 (*set_vmdq)(struct ixgbe_hw *, u32, u32); + s32 (*clear_vmdq)(struct ixgbe_hw *, u32, u32); + s32 (*init_rx_addrs)(struct ixgbe_hw *); + s32 (*update_uc_addr_list)(struct ixgbe_hw *, u8 *, u32, + ixgbe_mc_addr_itr); + s32 (*update_mc_addr_list)(struct ixgbe_hw *, u8 *, u32, + ixgbe_mc_addr_itr); + s32 (*enable_mc)(struct ixgbe_hw *); + s32 (*disable_mc)(struct ixgbe_hw *); + s32 (*clear_vfta)(struct ixgbe_hw *); + s32 (*set_vfta)(struct ixgbe_hw *, u32, u32, bool); + s32 (*init_uta_tables)(struct ixgbe_hw *); + + /* Flow Control */ + s32 (*setup_fc)(struct ixgbe_hw *, s32); }; struct ixgbe_phy_operations { + s32 (*identify)(struct ixgbe_hw *); + s32 (*identify_sfp)(struct ixgbe_hw *); + s32 (*reset)(struct ixgbe_hw *); + s32 (*read_reg)(struct ixgbe_hw *, u32, u32, u16 *); + s32 (*write_reg)(struct ixgbe_hw *, u32, u32, u16); s32 (*setup_link)(struct ixgbe_hw *); - s32 (*check_link)(struct ixgbe_hw *, u32 *, bool *); - s32 (*setup_link_speed)(struct ixgbe_hw *, u32, bool, bool); -}; - -struct ixgbe_mac_info { - struct ixgbe_mac_operations ops; - enum ixgbe_mac_type type; - u8 addr[IXGBE_ETH_LENGTH_OF_ADDRESS]; - u8 perm_addr[IXGBE_ETH_LENGTH_OF_ADDRESS]; - s32 mc_filter_type; - u32 num_rx_queues; - u32 num_tx_queues; - u32 num_rx_addrs; - u32 link_attach_type; - u32 link_mode_select; - bool link_settings_loaded; + s32 (*setup_link_speed)(struct ixgbe_hw *, ixgbe_link_speed, bool, + bool); + s32 (*read_i2c_byte)(struct ixgbe_hw *, u8, u8, u8 *); + s32 (*write_i2c_byte)(struct ixgbe_hw *, u8, u8, u8); + s32 (*read_i2c_eeprom)(struct ixgbe_hw *, u8 , u8 *); + s32 (*write_i2c_eeprom)(struct ixgbe_hw *, u8, u8); }; struct ixgbe_eeprom_info { - enum ixgbe_eeprom_type type; - u16 word_size; - u16 address_bits; + struct ixgbe_eeprom_operations ops; + enum ixgbe_eeprom_type type; + u32 semaphore_delay; + u16 word_size; + u16 address_bits; }; -struct ixgbe_phy_info { - struct ixgbe_phy_operations ops; - - enum ixgbe_phy_type type; - u32 addr; - u32 id; - u32 revision; - enum ixgbe_media_type media_type; - u32 autoneg_advertised; - bool autoneg_wait_to_complete; +struct ixgbe_mac_info { + struct ixgbe_mac_operations ops; + enum ixgbe_mac_type type; + u8 addr[IXGBE_ETH_LENGTH_OF_ADDRESS]; + u8 perm_addr[IXGBE_ETH_LENGTH_OF_ADDRESS]; + s32 mc_filter_type; + u32 mcft_size; + u32 vft_size; + u32 num_rar_entries; + u32 max_tx_queues; + u32 max_rx_queues; + u32 link_attach_type; + u32 link_mode_select; + bool link_settings_loaded; + bool autoneg; + bool autoneg_failed; }; -struct ixgbe_info { - enum ixgbe_mac_type mac; - s32 (*get_invariants)(struct ixgbe_hw *); - struct ixgbe_mac_operations *mac_ops; +struct ixgbe_phy_info { + struct ixgbe_phy_operations ops; + enum ixgbe_phy_type type; + u32 addr; + u32 id; + enum ixgbe_sfp_type sfp_type; + u32 revision; + enum ixgbe_media_type media_type; + bool reset_disable; + ixgbe_autoneg_advertised autoneg_advertised; + bool autoneg_wait_to_complete; }; struct ixgbe_hw { @@ -1311,6 +1457,15 @@ struct ixgbe_hw { bool adapter_stopped; }; +struct ixgbe_info { + enum ixgbe_mac_type mac; + s32 (*get_invariants)(struct ixgbe_hw *); + struct ixgbe_mac_operations *mac_ops; + struct ixgbe_eeprom_operations *eeprom_ops; + struct ixgbe_phy_operations *phy_ops; +}; + + /* Error Codes */ #define IXGBE_ERR_EEPROM -1 #define IXGBE_ERR_EEPROM_CHECKSUM -2 @@ -1329,6 +1484,8 @@ struct ixgbe_hw { #define IXGBE_ERR_RESET_FAILED -15 #define IXGBE_ERR_SWFW_SYNC -16 #define IXGBE_ERR_PHY_ADDR_INVALID -17 +#define IXGBE_ERR_I2C -18 +#define IXGBE_ERR_SFP_NOT_SUPPORTED -19 #define IXGBE_NOT_IMPLEMENTED 0x7FFFFFFF #endif /* _IXGBE_TYPE_H_ */ |