diff options
author | David S. Miller <davem@davemloft.net> | 2011-03-03 11:28:35 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2011-03-03 11:28:35 -0800 |
commit | a45d49d1053fd5954260a70e555daabd5672577d (patch) | |
tree | 042d1421b20d6437884c4f0311e5a69caf6d959c | |
parent | e066008b38ca9ace1b6de8dbbac8ed460640791d (diff) | |
parent | a52055e055f5b551c0814c4381e43b204f9db777 (diff) |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/jkirsher/net-next-2.6
27 files changed, 547 insertions, 447 deletions
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c index a70e16bcfa7..61f7849cb5a 100644 --- a/drivers/net/igb/igb_ethtool.c +++ b/drivers/net/igb/igb_ethtool.c @@ -727,8 +727,9 @@ static void igb_get_drvinfo(struct net_device *netdev, char firmware_version[32]; u16 eeprom_data; - strncpy(drvinfo->driver, igb_driver_name, 32); - strncpy(drvinfo->version, igb_driver_version, 32); + strncpy(drvinfo->driver, igb_driver_name, sizeof(drvinfo->driver) - 1); + strncpy(drvinfo->version, igb_driver_version, + sizeof(drvinfo->version) - 1); /* EEPROM image version # is reported as firmware version # for * 82575 controllers */ @@ -738,8 +739,10 @@ static void igb_get_drvinfo(struct net_device *netdev, (eeprom_data & 0x0FF0) >> 4, eeprom_data & 0x000F); - strncpy(drvinfo->fw_version, firmware_version, 32); - strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); + strncpy(drvinfo->fw_version, firmware_version, + sizeof(drvinfo->fw_version) - 1); + strncpy(drvinfo->bus_info, pci_name(adapter->pdev), + sizeof(drvinfo->bus_info) - 1); drvinfo->n_stats = IGB_STATS_LEN; drvinfo->testinfo_len = IGB_TEST_LEN; drvinfo->regdump_len = igb_get_regs_len(netdev); @@ -1070,7 +1073,7 @@ static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data, {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; for (pat = 0; pat < ARRAY_SIZE(_test); pat++) { wr32(reg, (_test[pat] & write)); - val = rd32(reg); + val = rd32(reg) & mask; if (val != (_test[pat] & write & mask)) { dev_err(&adapter->pdev->dev, "pattern test reg %04X " "failed: got 0x%08X expected 0x%08X\n", diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 579dbba5f9e..eef380af053 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -2291,7 +2291,12 @@ static int __devinit igb_sw_init(struct igb_adapter *adapter) switch (hw->mac.type) { case e1000_82576: case e1000_i350: - adapter->vfs_allocated_count = (max_vfs > 7) ? 7 : max_vfs; + if (max_vfs > 7) { + dev_warn(&pdev->dev, + "Maximum of 7 VFs per PF, using max\n"); + adapter->vfs_allocated_count = 7; + } else + adapter->vfs_allocated_count = max_vfs; break; default: break; diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h index 12769b58c2e..b60b81bc2b1 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 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 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, diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c index d0f1d9d2c41..fc41329399b 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 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 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, @@ -627,7 +627,6 @@ out: return 0; } - /** * ixgbe_setup_mac_link_82598 - Set MAC link speed * @hw: pointer to hardware structure @@ -698,7 +697,6 @@ static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw, /* Setup the PHY according to input speed */ status = hw->phy.ops.setup_link_speed(hw, speed, autoneg, autoneg_wait_to_complete); - /* Set up MAC */ ixgbe_start_mac_link_82598(hw, autoneg_wait_to_complete); @@ -770,7 +768,6 @@ static s32 ixgbe_reset_hw_82598(struct ixgbe_hw *hw) else if (phy_status == IXGBE_ERR_SFP_NOT_PRESENT) goto no_phy_reset; - hw->phy.ops.reset(hw); } @@ -779,12 +776,9 @@ no_phy_reset: * Prevent the PCI-E bus from from hanging by disabling PCI-E master * access and verify no pending requests before reset */ - status = ixgbe_disable_pcie_master(hw); - if (status != 0) { - status = IXGBE_ERR_MASTER_REQUESTS_PENDING; - hw_dbg(hw, "PCI-E Master disable polling has failed.\n"); - } + ixgbe_disable_pcie_master(hw); +mac_reset_top: /* * Issue global reset to the MAC. This needs to be a SW reset. * If link reset is used, it might reset the MAC when mng is using it @@ -805,6 +799,19 @@ no_phy_reset: hw_dbg(hw, "Reset polling failed to complete.\n"); } + /* + * Double resets are required for recovery from certain error + * conditions. Between resets, it is necessary to stall to allow time + * for any pending HW events to complete. We use 1usec since that is + * what is needed for ixgbe_disable_pcie_master(). The second reset + * then clears out any effects of those events. + */ + if (hw->mac.flags & IXGBE_FLAGS_DOUBLE_RESET_REQUIRED) { + hw->mac.flags &= ~IXGBE_FLAGS_DOUBLE_RESET_REQUIRED; + udelay(1); + goto mac_reset_top; + } + msleep(50); gheccr = IXGBE_READ_REG(hw, IXGBE_GHECCR); @@ -824,15 +831,15 @@ no_phy_reset: IXGBE_WRITE_REG(hw, IXGBE_AUTOC, hw->mac.orig_autoc); } + /* Store the permanent mac address */ + hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr); + /* * Store MAC address from RAR0, clear receive address registers, and * clear the multicast table */ hw->mac.ops.init_rx_addrs(hw); - /* Store the permanent mac address */ - hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr); - reset_hw_out: if (phy_status) status = phy_status; @@ -849,6 +856,13 @@ reset_hw_out: static s32 ixgbe_set_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) { u32 rar_high; + u32 rar_entries = hw->mac.num_rar_entries; + + /* Make sure we are using a valid rar index range */ + if (rar >= rar_entries) { + hw_dbg(hw, "RAR index %d is out of range.\n", rar); + return IXGBE_ERR_INVALID_ARGUMENT; + } rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(rar)); rar_high &= ~IXGBE_RAH_VIND_MASK; @@ -868,14 +882,17 @@ 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 { + + /* Make sure we are using a valid rar index range */ + if (rar >= rar_entries) { hw_dbg(hw, "RAR index %d is out of range.\n", rar); + return IXGBE_ERR_INVALID_ARGUMENT; + } + + 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); } return 0; @@ -994,13 +1011,12 @@ static s32 ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val) } /** - * ixgbe_read_i2c_eeprom_82598 - Read 8 bit EEPROM word of an SFP+ module - * over I2C interface through an intermediate phy. + * ixgbe_read_i2c_eeprom_82598 - Reads 8 bit word over I2C interface. * @hw: pointer to hardware structure * @byte_offset: EEPROM byte offset to read * @eeprom_data: value read * - * Performs byte read operation to SFP module's EEPROM over I2C interface. + * Performs 8 byte read operation to SFP module's EEPROM over I2C interface. **/ static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, u8 *eeprom_data) @@ -1179,13 +1195,14 @@ static struct ixgbe_mac_operations mac_ops_82598 = { .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, .fc_enable = &ixgbe_fc_enable_82598, + .acquire_swfw_sync = &ixgbe_acquire_swfw_sync, + .release_swfw_sync = &ixgbe_release_swfw_sync, }; static struct ixgbe_eeprom_operations eeprom_ops_82598 = { diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c index a21f5817685..5ef968a10d4 100644 --- a/drivers/net/ixgbe/ixgbe_82599.c +++ b/drivers/net/ixgbe/ixgbe_82599.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 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, @@ -112,7 +112,8 @@ static s32 ixgbe_setup_sfp_modules_82599(struct ixgbe_hw *hw) goto setup_sfp_out; /* PHY config will finish before releasing the semaphore */ - ret_val = ixgbe_acquire_swfw_sync(hw, IXGBE_GSSR_MAC_CSR_SM); + ret_val = hw->mac.ops.acquire_swfw_sync(hw, + IXGBE_GSSR_MAC_CSR_SM); if (ret_val != 0) { ret_val = IXGBE_ERR_SWFW_SYNC; goto setup_sfp_out; @@ -329,11 +330,14 @@ static enum ixgbe_media_type ixgbe_get_media_type_82599(struct ixgbe_hw *hw) enum ixgbe_media_type media_type; /* Detect if there is a copper PHY attached. */ - if (hw->phy.type == ixgbe_phy_cu_unknown || - hw->phy.type == ixgbe_phy_tn || - hw->phy.type == ixgbe_phy_aq) { + switch (hw->phy.type) { + case ixgbe_phy_cu_unknown: + case ixgbe_phy_tn: + case ixgbe_phy_aq: media_type = ixgbe_media_type_copper; goto out; + default: + break; } switch (hw->device_id) { @@ -354,6 +358,9 @@ static enum ixgbe_media_type ixgbe_get_media_type_82599(struct ixgbe_hw *hw) case IXGBE_DEV_ID_82599_CX4: media_type = ixgbe_media_type_cx4; break; + case IXGBE_DEV_ID_82599_T3_LOM: + media_type = ixgbe_media_type_copper; + break; default: media_type = ixgbe_media_type_unknown; break; @@ -411,14 +418,14 @@ static s32 ixgbe_start_mac_link_82599(struct ixgbe_hw *hw, return status; } - /** - * ixgbe_disable_tx_laser_multispeed_fiber - Disable Tx laser - * @hw: pointer to hardware structure - * - * The base drivers may require better control over SFP+ module - * PHY states. This includes selectively shutting down the Tx - * laser on the PHY, effectively halting physical link. - **/ +/** + * ixgbe_disable_tx_laser_multispeed_fiber - Disable Tx laser + * @hw: pointer to hardware structure + * + * The base drivers may require better control over SFP+ module + * PHY states. This includes selectively shutting down the Tx + * laser on the PHY, effectively halting physical link. + **/ static void ixgbe_disable_tx_laser_multispeed_fiber(struct ixgbe_hw *hw) { u32 esdp_reg = IXGBE_READ_REG(hw, IXGBE_ESDP); @@ -536,7 +543,6 @@ s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw, * Section 73.10.2, we may have to wait up to 500ms if KR is * attempted. 82599 uses the same timing for 10g SFI. */ - for (i = 0; i < 5; i++) { /* Wait for the link partner to also set speed */ msleep(100); @@ -761,7 +767,6 @@ static s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw, else orig_autoc = autoc; - if (link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR || link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN || link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_SGMII) { @@ -898,12 +903,9 @@ static s32 ixgbe_reset_hw_82599(struct ixgbe_hw *hw) * Prevent the PCI-E bus from from hanging by disabling PCI-E master * access and verify no pending requests before reset */ - status = ixgbe_disable_pcie_master(hw); - if (status != 0) { - status = IXGBE_ERR_MASTER_REQUESTS_PENDING; - hw_dbg(hw, "PCI-E Master disable polling has failed.\n"); - } + ixgbe_disable_pcie_master(hw); +mac_reset_top: /* * Issue global reset to the MAC. This needs to be a SW reset. * If link reset is used, it might reset the MAC when mng is using it @@ -924,6 +926,19 @@ static s32 ixgbe_reset_hw_82599(struct ixgbe_hw *hw) hw_dbg(hw, "Reset polling failed to complete.\n"); } + /* + * Double resets are required for recovery from certain error + * conditions. Between resets, it is necessary to stall to allow time + * for any pending HW events to complete. We use 1usec since that is + * what is needed for ixgbe_disable_pcie_master(). The second reset + * then clears out any effects of those events. + */ + if (hw->mac.flags & IXGBE_FLAGS_DOUBLE_RESET_REQUIRED) { + hw->mac.flags &= ~IXGBE_FLAGS_DOUBLE_RESET_REQUIRED; + udelay(1); + goto mac_reset_top; + } + msleep(50); /* @@ -951,6 +966,9 @@ static s32 ixgbe_reset_hw_82599(struct ixgbe_hw *hw) } } + /* Store the permanent mac address */ + hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr); + /* * Store MAC address from RAR0, clear receive address registers, and * clear the multicast table. Also reset num_rar_entries to 128, @@ -959,9 +977,6 @@ static s32 ixgbe_reset_hw_82599(struct ixgbe_hw *hw) hw->mac.num_rar_entries = 128; hw->mac.ops.init_rx_addrs(hw); - /* Store the permanent mac address */ - hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr); - /* Store the permanent SAN mac address */ hw->mac.ops.get_san_mac_addr(hw, hw->mac.san_addr); @@ -1733,13 +1748,34 @@ static s32 ixgbe_start_hw_82599(struct ixgbe_hw *hw) * @hw: pointer to hardware structure * * Determines the physical layer module found on the current adapter. + * If PHY already detected, maintains current PHY type in hw struct, + * otherwise executes the PHY detection routine. **/ -static s32 ixgbe_identify_phy_82599(struct ixgbe_hw *hw) +s32 ixgbe_identify_phy_82599(struct ixgbe_hw *hw) { s32 status = IXGBE_ERR_PHY_ADDR_INVALID; + + /* Detect PHY if not unknown - returns success if already detected. */ status = ixgbe_identify_phy_generic(hw); - if (status != 0) - status = ixgbe_identify_sfp_module_generic(hw); + if (status != 0) { + /* 82599 10GBASE-T requires an external PHY */ + if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_copper) + goto out; + else + status = ixgbe_identify_sfp_module_generic(hw); + } + + /* Set PHY type none if no PHY detected */ + if (hw->phy.type == ixgbe_phy_unknown) { + hw->phy.type = ixgbe_phy_none; + status = 0; + } + + /* Return error if SFP module has been detected but is not supported */ + if (hw->phy.type == ixgbe_phy_sfp_unsupported) + status = IXGBE_ERR_SFP_NOT_SUPPORTED; + +out: return status; } @@ -1763,11 +1799,12 @@ static u32 ixgbe_get_supported_physical_layer_82599(struct ixgbe_hw *hw) hw->phy.ops.identify(hw); - if (hw->phy.type == ixgbe_phy_tn || - hw->phy.type == ixgbe_phy_aq || - hw->phy.type == ixgbe_phy_cu_unknown) { + switch (hw->phy.type) { + case ixgbe_phy_tn: + case ixgbe_phy_aq: + case ixgbe_phy_cu_unknown: hw->phy.ops.read_reg(hw, MDIO_PMA_EXTABLE, MDIO_MMD_PMAPMD, - &ext_ability); + &ext_ability); if (ext_ability & MDIO_PMA_EXTABLE_10GBT) physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_T; if (ext_ability & MDIO_PMA_EXTABLE_1000BT) @@ -1775,6 +1812,8 @@ static u32 ixgbe_get_supported_physical_layer_82599(struct ixgbe_hw *hw) if (ext_ability & MDIO_PMA_EXTABLE_100BTX) physical_layer |= IXGBE_PHYSICAL_LAYER_100BASE_TX; goto out; + default: + break; } switch (autoc & IXGBE_AUTOC_LMS_MASK) { @@ -1886,6 +1925,7 @@ static s32 ixgbe_enable_rx_dma_82599(struct ixgbe_hw *hw, u32 regval) if (secrxreg & IXGBE_SECRXSTAT_SECRX_RDY) break; else + /* Use interrupt-safe sleep just in case */ udelay(10); } @@ -1995,7 +2035,6 @@ static struct ixgbe_mac_operations mac_ops_82599 = { .set_vmdq = &ixgbe_set_vmdq_generic, .clear_vmdq = &ixgbe_clear_vmdq_generic, .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, @@ -2006,6 +2045,9 @@ static struct ixgbe_mac_operations mac_ops_82599 = { .setup_sfp = &ixgbe_setup_sfp_modules_82599, .set_mac_anti_spoofing = &ixgbe_set_mac_anti_spoofing, .set_vlan_anti_spoofing = &ixgbe_set_vlan_anti_spoofing, + .acquire_swfw_sync = &ixgbe_acquire_swfw_sync, + .release_swfw_sync = &ixgbe_release_swfw_sync, + }; static struct ixgbe_eeprom_operations eeprom_ops_82599 = { diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c index ebbda7d1525..a7fb2e00f76 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 - 2010 Intel Corporation. + Copyright(c) 1999 - 2011 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, @@ -46,10 +46,7 @@ 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 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_uc_addr(struct ixgbe_hw *hw, u8 *addr, u32 vmdq); static s32 ixgbe_setup_fc(struct ixgbe_hw *hw, s32 packetbuf_num); /** @@ -454,8 +451,7 @@ s32 ixgbe_stop_adapter_generic(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"); + ixgbe_disable_pcie_master(hw); return 0; } @@ -603,7 +599,6 @@ s32 ixgbe_write_eeprom_generic(struct ixgbe_hw *hw, u16 offset, u16 data) ixgbe_shift_out_eeprom_bits(hw, data, 16); ixgbe_standby_eeprom(hw); - msleep(hw->eeprom.semaphore_delay); /* Done with writing - release the EEPROM */ ixgbe_release_eeprom(hw); } @@ -747,10 +742,10 @@ s32 ixgbe_poll_eerd_eewr_done(struct ixgbe_hw *hw, u32 ee_reg) static s32 ixgbe_acquire_eeprom(struct ixgbe_hw *hw) { s32 status = 0; - u32 eec = 0; + u32 eec; u32 i; - if (ixgbe_acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) != 0) + if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) != 0) status = IXGBE_ERR_SWFW_SYNC; if (status == 0) { @@ -773,18 +768,18 @@ static s32 ixgbe_acquire_eeprom(struct ixgbe_hw *hw) 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); + hw->mac.ops.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); + /* 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; } @@ -798,13 +793,10 @@ static s32 ixgbe_acquire_eeprom(struct ixgbe_hw *hw) static s32 ixgbe_get_eeprom_semaphore(struct ixgbe_hw *hw) { s32 status = IXGBE_ERR_EEPROM; - u32 timeout; + u32 timeout = 2000; u32 i; u32 swsm; - /* Set timeout value based on size of EEPROM */ - timeout = hw->eeprom.word_size + 1; - /* Get SMBI software semaphore between device drivers first */ for (i = 0; i < timeout; i++) { /* @@ -816,7 +808,7 @@ static s32 ixgbe_get_eeprom_semaphore(struct ixgbe_hw *hw) status = 0; break; } - msleep(1); + udelay(50); } /* Now get the semaphore between SW/FW through the SWESMBI bit */ @@ -844,11 +836,14 @@ static s32 ixgbe_get_eeprom_semaphore(struct ixgbe_hw *hw) * was not granted because we don't have access to the EEPROM */ if (i >= timeout) { - hw_dbg(hw, "Driver can't access the Eeprom - Semaphore " + hw_dbg(hw, "SWESMBI Software EEPROM semaphore " "not granted.\n"); ixgbe_release_eeprom_semaphore(hw); status = IXGBE_ERR_EEPROM; } + } else { + hw_dbg(hw, "Software semaphore SMBI between device drivers " + "not granted.\n"); } return status; @@ -1081,10 +1076,13 @@ static void ixgbe_release_eeprom(struct ixgbe_hw *hw) IXGBE_WRITE_REG(hw, IXGBE_EEC, eec); ixgbe_release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); + + /* Delay before attempt to obtain semaphore again to allow FW access */ + msleep(hw->eeprom.semaphore_delay); } /** - * ixgbe_calc_eeprom_checksum - Calculates and returns the checksum + * ixgbe_calc_eeprom_checksum_generic - Calculates and returns the checksum * @hw: pointer to hardware structure **/ u16 ixgbe_calc_eeprom_checksum_generic(struct ixgbe_hw *hw) @@ -1190,7 +1188,7 @@ s32 ixgbe_update_eeprom_checksum_generic(struct ixgbe_hw *hw) if (status == 0) { checksum = hw->eeprom.ops.calc_checksum(hw); status = hw->eeprom.ops.write(hw, IXGBE_EEPROM_CHECKSUM, - checksum); + checksum); } else { hw_dbg(hw, "EEPROM read failed\n"); } @@ -1238,37 +1236,37 @@ s32 ixgbe_set_rar_generic(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq, u32 rar_low, rar_high; u32 rar_entries = hw->mac.num_rar_entries; + /* Make sure we are using a valid rar index range */ + if (index >= rar_entries) { + hw_dbg(hw, "RAR index %d is out of range.\n", index); + return IXGBE_ERR_INVALID_ARGUMENT; + } + /* setup VMDq pool selection before this RAR gets enabled */ hw->mac.ops.set_vmdq(hw, index, vmdq); - /* 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)); + /* + * 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); - } else { - hw_dbg(hw, "RAR index %d is out of range.\n", index); - return IXGBE_ERR_RAR_INDEX; - } + IXGBE_WRITE_REG(hw, IXGBE_RAL(index), rar_low); + IXGBE_WRITE_REG(hw, IXGBE_RAH(index), rar_high); return 0; } @@ -1286,58 +1284,26 @@ s32 ixgbe_clear_rar_generic(struct ixgbe_hw *hw, u32 index) 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 { + if (index >= rar_entries) { hw_dbg(hw, "RAR index %d is out of range.\n", index); - return IXGBE_ERR_RAR_INDEX; + return IXGBE_ERR_INVALID_ARGUMENT; } - /* 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; - + /* + * 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 |= IXGBE_RAH_AV; + rar_high &= ~(0x0000FFFF | IXGBE_RAH_AV); + + IXGBE_WRITE_REG(hw, IXGBE_RAL(index), 0); 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; + /* clear VMDq pool/queue selection for this RAR */ + hw->mac.ops.clear_vmdq(hw, index, IXGBE_CLEAR_VMDQ_ALL); - rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(index)); - rar_high &= (~IXGBE_RAH_AV); - IXGBE_WRITE_REG(hw, IXGBE_RAH(index), rar_high); + return 0; } /** @@ -1386,7 +1352,6 @@ s32 ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw) } /* Clear the MTA */ - hw->addr_ctrl.mc_addr_in_rar_count = 0; hw->addr_ctrl.mta_in_use = 0; IXGBE_WRITE_REG(hw, IXGBE_MCSTCTRL, hw->mac.mc_filter_type); @@ -1401,105 +1366,6 @@ s32 ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw) } /** - * 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 - * @netdev: pointer to net device structure - * - * 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, - struct net_device *netdev) -{ - u32 i; - u32 old_promisc_setting = hw->addr_ctrl.overflow_promisc; - u32 uc_addr_in_use; - u32 fctrl; - struct netdev_hw_addr *ha; - - /* - * Clear accounting of old secondary address list, - * don't count RAR[0] - */ - uc_addr_in_use = hw->addr_ctrl.rar_used_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 |