diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/igb/e1000_82575.c | 59 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_82575.h | 1 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_hw.h | 4 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_mac.c | 35 | ||||
| -rw-r--r-- | drivers/net/igb/e1000_mac.h | 2 | ||||
| -rw-r--r-- | drivers/net/igb/igb_main.c | 44 |
6 files changed, 56 insertions, 89 deletions
diff --git a/drivers/net/igb/e1000_82575.c b/drivers/net/igb/e1000_82575.c index c4506bf1fca2..5d2c2fbf926b 100644 --- a/drivers/net/igb/e1000_82575.c +++ b/drivers/net/igb/e1000_82575.c @@ -798,65 +798,6 @@ static void igb_init_rx_addrs_82575(struct e1000_hw *hw, u16 rar_count) } /** - * igb_update_mc_addr_list - Update Multicast addresses - * @hw: pointer to the HW structure - * @mc_addr_list: array of multicast addresses to program - * @mc_addr_count: number of multicast addresses to program - * @rar_used_count: the first RAR register free to program - * @rar_count: total number of supported Receive Address Registers - * - * Updates the Receive Address Registers and Multicast Table Array. - * The caller must have a packed mc_addr_list of multicast addresses. - * The parameter rar_count will usually be hw->mac.rar_entry_count - * unless there are workarounds that change this. - **/ -void igb_update_mc_addr_list(struct e1000_hw *hw, - u8 *mc_addr_list, u32 mc_addr_count, - u32 rar_used_count, u32 rar_count) -{ - u32 hash_value; - u32 i; - u8 addr[6] = {0,0,0,0,0,0}; - /* - * This function is essentially the same as that of - * igb_update_mc_addr_list_generic. However it also takes care - * of the special case where the register offset of the - * second set of RARs begins elsewhere. This is implicitly taken care by - * function e1000_rar_set_generic. - */ - - /* - * Load the first set of multicast addresses into the exact - * filters (RAR). If there are not enough to fill the RAR - * array, clear the filters. - */ - for (i = rar_used_count; i < rar_count; i++) { - if (mc_addr_count) { - igb_rar_set(hw, mc_addr_list, i); - mc_addr_count--; - mc_addr_list += ETH_ALEN; - } else { - igb_rar_set(hw, addr, i); - } - } - - /* Clear the old settings from the MTA */ - hw_dbg("Clearing MTA\n"); - for (i = 0; i < hw->mac.mta_reg_count; i++) { - array_wr32(E1000_MTA, i, 0); - wrfl(); - } - - /* Load any remaining multicast addresses into the hash table. */ - for (; mc_addr_count > 0; mc_addr_count--) { - hash_value = igb_hash_mc_addr(hw, mc_addr_list); - hw_dbg("Hash value = 0x%03X\n", hash_value); - igb_mta_set(hw, hash_value); - mc_addr_list += ETH_ALEN; - } -} - -/** * igb_shutdown_fiber_serdes_link_82575 - Remove link during power down * @hw: pointer to the HW structure * diff --git a/drivers/net/igb/e1000_82575.h b/drivers/net/igb/e1000_82575.h index b674417ae06d..8a1e6597061f 100644 --- a/drivers/net/igb/e1000_82575.h +++ b/drivers/net/igb/e1000_82575.h @@ -28,7 +28,6 @@ #ifndef _E1000_82575_H_ #define _E1000_82575_H_ -void igb_update_mc_addr_list(struct e1000_hw*, u8*, u32, u32, u32); extern void igb_shutdown_fiber_serdes_link_82575(struct e1000_hw *hw); extern void igb_rx_fifo_flush_82575(struct e1000_hw *hw); diff --git a/drivers/net/igb/e1000_hw.h b/drivers/net/igb/e1000_hw.h index eb41f3b8234f..83f9b4f6d5e1 100644 --- a/drivers/net/igb/e1000_hw.h +++ b/drivers/net/igb/e1000_hw.h @@ -338,6 +338,10 @@ struct e1000_mac_info { u16 ifs_ratio; u16 ifs_step_size; u16 mta_reg_count; + + /* Maximum size of the MTA register table in all supported adapters */ + #define MAX_MTA_REG 128 + u32 mta_shadow[MAX_MTA_REG]; u16 rar_entry_count; u8 forced_speed_duplex; diff --git a/drivers/net/igb/e1000_mac.c b/drivers/net/igb/e1000_mac.c index 60343b58364d..46e27e98254a 100644 --- a/drivers/net/igb/e1000_mac.c +++ b/drivers/net/igb/e1000_mac.c @@ -261,6 +261,41 @@ void igb_mta_set(struct e1000_hw *hw, u32 hash_value) } /** + * igb_update_mc_addr_list - Update Multicast addresses + * @hw: pointer to the HW structure + * @mc_addr_list: array of multicast addresses to program + * @mc_addr_count: number of multicast addresses to program + * + * Updates entire Multicast Table Array. + * The caller must have a packed mc_addr_list of multicast addresses. + **/ +void igb_update_mc_addr_list(struct e1000_hw *hw, + u8 *mc_addr_list, u32 mc_addr_count) +{ + u32 hash_value, hash_bit, hash_reg; + int i; + + /* clear mta_shadow */ + memset(&hw->mac.mta_shadow, 0, sizeof(hw->mac.mta_shadow)); + + /* update mta_shadow from mc_addr_list */ + for (i = 0; (u32) i < mc_addr_count; i++) { + hash_value = igb_hash_mc_addr(hw, mc_addr_list); + + hash_reg = (hash_value >> 5) & (hw->mac.mta_reg_count - 1); + hash_bit = hash_value & 0x1F; + + hw->mac.mta_shadow[hash_reg] |= (1 << hash_bit); + mc_addr_list += (ETH_ALEN); + } + + /* replace the entire MTA table */ + for (i = hw->mac.mta_reg_count - 1; i >= 0; i--) + array_wr32(E1000_MTA, i, hw->mac.mta_shadow[i]); + wrfl(); +} + +/** * igb_hash_mc_addr - Generate a multicast hash value * @hw: pointer to the HW structure * @mc_addr: pointer to a multicast address diff --git a/drivers/net/igb/e1000_mac.h b/drivers/net/igb/e1000_mac.h index 1d690b4c9ae4..f9ebfb3f234c 100644 --- a/drivers/net/igb/e1000_mac.h +++ b/drivers/net/igb/e1000_mac.h @@ -51,6 +51,8 @@ s32 igb_get_speed_and_duplex_copper(struct e1000_hw *hw, u16 *speed, u16 *duplex); s32 igb_id_led_init(struct e1000_hw *hw); s32 igb_led_off(struct e1000_hw *hw); +void igb_update_mc_addr_list(struct e1000_hw *hw, + u8 *mc_addr_list, u32 mc_addr_count); s32 igb_setup_link(struct e1000_hw *hw); s32 igb_validate_mdi_setting(struct e1000_hw *hw); s32 igb_write_8bit_ctrl_reg(struct e1000_hw *hw, u32 reg, diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 2cb546078c52..e4f4526e5be1 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -127,7 +127,7 @@ static void igb_restore_vlan(struct igb_adapter *); static void igb_ping_all_vfs(struct igb_adapter *); static void igb_msg_task(struct igb_adapter *); static int igb_rcv_msg_from_vf(struct igb_adapter *, u32); -static void igb_set_mc_list_pools(struct igb_adapter *, int, u16); +static inline void igb_set_rah_pool(struct e1000_hw *, int , int); static void igb_vmm_control(struct igb_adapter *); static int igb_set_vf_mac(struct igb_adapter *adapter, int, unsigned char *); static void igb_restore_vf_multicasts(struct igb_adapter *adapter); @@ -2535,7 +2535,6 @@ static void igb_set_multi(struct net_device *netdev) { struct igb_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; - struct e1000_mac_info *mac = &hw->mac; struct dev_mc_list *mc_ptr; u8 *mta_list = NULL; u32 rctl; @@ -2558,13 +2557,18 @@ static void igb_set_multi(struct net_device *netdev) } wr32(E1000_RCTL, rctl); - if (netdev->mc_count) { - mta_list = kzalloc(netdev->mc_count * 6, GFP_ATOMIC); - if (!mta_list) { - dev_err(&adapter->pdev->dev, - "failed to allocate multicast filter list\n"); - return; - } + if (!netdev->mc_count) { + /* nothing to program, so clear mc list */ + igb_update_mc_addr_list(hw, NULL, 0); + igb_restore_vf_multicasts(adapter); + return; + } + + mta_list = kzalloc(netdev->mc_count * 6, GFP_ATOMIC); + if (!mta_list) { + dev_err(&adapter->pdev->dev, + "failed to allocate multicast filter list\n"); + return; } /* The shared function expects a packed array of only addresses. */ @@ -2576,14 +2580,9 @@ static void igb_set_multi(struct net_device *netdev) memcpy(mta_list + (i*ETH_ALEN), mc_ptr->dmi_addr, ETH_ALEN); mc_ptr = mc_ptr->next; } - igb_update_mc_addr_list(hw, mta_list, i, - adapter->vfs_allocated_count + 1, - mac->rar_entry_count); - - igb_set_mc_list_pools(adapter, i, mac->rar_entry_count); - igb_restore_vf_multicasts(adapter); - + igb_update_mc_addr_list(hw, mta_list, i); kfree(mta_list); + igb_restore_vf_multicasts(adapter); } /* Need to wait a few seconds after link up to get diagnostic information from @@ -5468,19 +5467,6 @@ static void igb_io_resume(struct pci_dev *pdev) igb_get_hw_control(adapter); } -static void igb_set_mc_list_pools(struct igb_adapter *adapter, - int entry_count, u16 total_rar_filters) -{ - struct e1000_hw *hw = &adapter->hw; - int i = adapter->vfs_allocated_count + 1; - - if ((i + entry_count) < total_rar_filters) - total_rar_filters = i + entry_count; - - for (; i < total_rar_filters; i++) - igb_set_rah_pool(hw, adapter->vfs_allocated_count, i); -} - static int igb_set_vf_mac(struct igb_adapter *adapter, int vf, unsigned char *mac_addr) { |