e1000e: add support for new 82574L part
This new part has the same feature set as previous parts with the addition of MSI-X support. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Bruce Allan
Jeff Garzik
parent
f4187b56e1
commit
4662e82b2c
@ -38,6 +38,7 @@
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* 82573V Gigabit Ethernet Controller (Copper)
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* 82573E Gigabit Ethernet Controller (Copper)
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* 82573L Gigabit Ethernet Controller
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* 82574L Gigabit Network Connection
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*/
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#include <linux/netdevice.h>
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@ -54,6 +55,8 @@
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#define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
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#define E1000_NVM_INIT_CTRL2_MNGM 0x6000 /* Manageability Operation Mode mask */
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static s32 e1000_get_phy_id_82571(struct e1000_hw *hw);
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static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw);
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static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw);
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@ -63,6 +66,8 @@ static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw);
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static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw);
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static s32 e1000_setup_link_82571(struct e1000_hw *hw);
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static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw);
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static bool e1000_check_mng_mode_82574(struct e1000_hw *hw);
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static s32 e1000_led_on_82574(struct e1000_hw *hw);
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/**
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* e1000_init_phy_params_82571 - Init PHY func ptrs.
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@ -92,6 +97,9 @@ static s32 e1000_init_phy_params_82571(struct e1000_hw *hw)
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case e1000_82573:
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phy->type = e1000_phy_m88;
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break;
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case e1000_82574:
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phy->type = e1000_phy_bm;
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break;
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default:
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return -E1000_ERR_PHY;
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break;
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@ -111,6 +119,10 @@ static s32 e1000_init_phy_params_82571(struct e1000_hw *hw)
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if (phy->id != M88E1111_I_PHY_ID)
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return -E1000_ERR_PHY;
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break;
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case e1000_82574:
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if (phy->id != BME1000_E_PHY_ID_R2)
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return -E1000_ERR_PHY;
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break;
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default:
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return -E1000_ERR_PHY;
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break;
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@ -150,6 +162,7 @@ static s32 e1000_init_nvm_params_82571(struct e1000_hw *hw)
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switch (hw->mac.type) {
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case e1000_82573:
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case e1000_82574:
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if (((eecd >> 15) & 0x3) == 0x3) {
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nvm->type = e1000_nvm_flash_hw;
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nvm->word_size = 2048;
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@ -245,6 +258,17 @@ static s32 e1000_init_mac_params_82571(struct e1000_adapter *adapter)
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break;
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}
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switch (hw->mac.type) {
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case e1000_82574:
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func->check_mng_mode = e1000_check_mng_mode_82574;
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func->led_on = e1000_led_on_82574;
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break;
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default:
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func->check_mng_mode = e1000e_check_mng_mode_generic;
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func->led_on = e1000e_led_on_generic;
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break;
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}
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return 0;
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}
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@ -330,6 +354,8 @@ static s32 e1000_get_variants_82571(struct e1000_adapter *adapter)
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static s32 e1000_get_phy_id_82571(struct e1000_hw *hw)
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{
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struct e1000_phy_info *phy = &hw->phy;
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s32 ret_val;
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u16 phy_id = 0;
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switch (hw->mac.type) {
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case e1000_82571:
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@ -345,6 +371,20 @@ static s32 e1000_get_phy_id_82571(struct e1000_hw *hw)
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case e1000_82573:
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return e1000e_get_phy_id(hw);
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break;
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case e1000_82574:
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ret_val = e1e_rphy(hw, PHY_ID1, &phy_id);
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if (ret_val)
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return ret_val;
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phy->id = (u32)(phy_id << 16);
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udelay(20);
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ret_val = e1e_rphy(hw, PHY_ID2, &phy_id);
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if (ret_val)
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return ret_val;
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phy->id |= (u32)(phy_id);
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phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK);
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break;
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default:
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return -E1000_ERR_PHY;
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break;
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@ -421,7 +461,7 @@ static s32 e1000_acquire_nvm_82571(struct e1000_hw *hw)
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if (ret_val)
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return ret_val;
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if (hw->mac.type != e1000_82573)
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if (hw->mac.type != e1000_82573 && hw->mac.type != e1000_82574)
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ret_val = e1000e_acquire_nvm(hw);
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if (ret_val)
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@ -461,6 +501,7 @@ static s32 e1000_write_nvm_82571(struct e1000_hw *hw, u16 offset, u16 words,
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switch (hw->mac.type) {
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case e1000_82573:
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case e1000_82574:
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ret_val = e1000_write_nvm_eewr_82571(hw, offset, words, data);
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break;
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case e1000_82571:
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@ -735,7 +776,7 @@ static s32 e1000_reset_hw_82571(struct e1000_hw *hw)
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* Must acquire the MDIO ownership before MAC reset.
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* Ownership defaults to firmware after a reset.
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*/
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if (hw->mac.type == e1000_82573) {
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if (hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) {
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extcnf_ctrl = er32(EXTCNF_CTRL);
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extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
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@ -776,7 +817,7 @@ static s32 e1000_reset_hw_82571(struct e1000_hw *hw)
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* Need to wait for Phy configuration completion before accessing
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* NVM and Phy.
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*/
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if (hw->mac.type == e1000_82573)
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if (hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574)
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msleep(25);
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/* Clear any pending interrupt events. */
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@ -843,7 +884,7 @@ static s32 e1000_init_hw_82571(struct e1000_hw *hw)
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ew32(TXDCTL(0), reg_data);
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/* ...for both queues. */
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if (mac->type != e1000_82573) {
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if (mac->type != e1000_82573 && mac->type != e1000_82574) {
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reg_data = er32(TXDCTL(1));
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reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) |
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E1000_TXDCTL_FULL_TX_DESC_WB |
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@ -918,19 +959,28 @@ static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw)
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}
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/* Device Control */
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if (hw->mac.type == e1000_82573) {
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if (hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) {
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reg = er32(CTRL);
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reg &= ~(1 << 29);
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ew32(CTRL, reg);
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}
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/* Extended Device Control */
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if (hw->mac.type == e1000_82573) {
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if (hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) {
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reg = er32(CTRL_EXT);
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reg &= ~(1 << 23);
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reg |= (1 << 22);
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ew32(CTRL_EXT, reg);
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}
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/* PCI-Ex Control Register */
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if (hw->mac.type == e1000_82574) {
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reg = er32(GCR);
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reg |= (1 << 22);
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ew32(GCR, reg);
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}
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return;
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}
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/**
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@ -947,7 +997,7 @@ void e1000e_clear_vfta(struct e1000_hw *hw)
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u32 vfta_offset = 0;
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u32 vfta_bit_in_reg = 0;
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if (hw->mac.type == e1000_82573) {
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if (hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) {
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if (hw->mng_cookie.vlan_id != 0) {
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/*
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* The VFTA is a 4096b bit-field, each identifying
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@ -975,6 +1025,48 @@ void e1000e_clear_vfta(struct e1000_hw *hw)
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}
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}
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/**
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* e1000_check_mng_mode_82574 - Check manageability is enabled
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* @hw: pointer to the HW structure
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*
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* Reads the NVM Initialization Control Word 2 and returns true
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* (>0) if any manageability is enabled, else false (0).
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**/
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static bool e1000_check_mng_mode_82574(struct e1000_hw *hw)
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{
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u16 data;
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e1000_read_nvm(hw, NVM_INIT_CONTROL2_REG, 1, &data);
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return (data & E1000_NVM_INIT_CTRL2_MNGM) != 0;
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}
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/**
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* e1000_led_on_82574 - Turn LED on
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* @hw: pointer to the HW structure
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*
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* Turn LED on.
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**/
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static s32 e1000_led_on_82574(struct e1000_hw *hw)
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{
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u32 ctrl;
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u32 i;
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ctrl = hw->mac.ledctl_mode2;
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if (!(E1000_STATUS_LU & er32(STATUS))) {
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/*
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* If no link, then turn LED on by setting the invert bit
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* for each LED that's "on" (0x0E) in ledctl_mode2.
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*/
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for (i = 0; i < 4; i++)
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if (((hw->mac.ledctl_mode2 >> (i * 8)) & 0xFF) ==
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E1000_LEDCTL_MODE_LED_ON)
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ctrl |= (E1000_LEDCTL_LED0_IVRT << (i * 8));
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}
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ew32(LEDCTL, ctrl);
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return 0;
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}
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/**
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* e1000_update_mc_addr_list_82571 - Update Multicast addresses
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* @hw: pointer to the HW structure
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@ -1018,7 +1110,8 @@ static s32 e1000_setup_link_82571(struct e1000_hw *hw)
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* the default flow control setting, so we explicitly
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* set it to full.
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*/
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if (hw->mac.type == e1000_82573)
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if ((hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) &&
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hw->fc.type == e1000_fc_default)
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hw->fc.type = e1000_fc_full;
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return e1000e_setup_link(hw);
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@ -1045,6 +1138,7 @@ static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw)
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switch (hw->phy.type) {
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case e1000_phy_m88:
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case e1000_phy_bm:
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ret_val = e1000e_copper_link_setup_m88(hw);
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break;
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case e1000_phy_igp_2:
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@ -1114,11 +1208,10 @@ static s32 e1000_valid_led_default_82571(struct e1000_hw *hw, u16 *data)
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return ret_val;
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}
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if (hw->mac.type == e1000_82573 &&
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if ((hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) &&
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*data == ID_LED_RESERVED_F746)
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*data = ID_LED_DEFAULT_82573;
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else if (*data == ID_LED_RESERVED_0000 ||
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*data == ID_LED_RESERVED_FFFF)
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else if (*data == ID_LED_RESERVED_0000 || *data == ID_LED_RESERVED_FFFF)
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*data = ID_LED_DEFAULT;
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return 0;
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@ -1265,13 +1358,13 @@ static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw)
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}
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static struct e1000_mac_operations e82571_mac_ops = {
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.mng_mode_enab = E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT,
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/* .check_mng_mode: mac type dependent */
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/* .check_for_link: media type dependent */
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.cleanup_led = e1000e_cleanup_led_generic,
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.clear_hw_cntrs = e1000_clear_hw_cntrs_82571,
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.get_bus_info = e1000e_get_bus_info_pcie,
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/* .get_link_up_info: media type dependent */
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.led_on = e1000e_led_on_generic,
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/* .led_on: mac type dependent */
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.led_off = e1000e_led_off_generic,
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.update_mc_addr_list = e1000_update_mc_addr_list_82571,
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.reset_hw = e1000_reset_hw_82571,
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@ -1312,6 +1405,22 @@ static struct e1000_phy_operations e82_phy_ops_m88 = {
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.write_phy_reg = e1000e_write_phy_reg_m88,
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};
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static struct e1000_phy_operations e82_phy_ops_bm = {
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.acquire_phy = e1000_get_hw_semaphore_82571,
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.check_reset_block = e1000e_check_reset_block_generic,
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.commit_phy = e1000e_phy_sw_reset,
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.force_speed_duplex = e1000e_phy_force_speed_duplex_m88,
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.get_cfg_done = e1000e_get_cfg_done,
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.get_cable_length = e1000e_get_cable_length_m88,
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.get_phy_info = e1000e_get_phy_info_m88,
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.read_phy_reg = e1000e_read_phy_reg_bm2,
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.release_phy = e1000_put_hw_semaphore_82571,
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.reset_phy = e1000e_phy_hw_reset_generic,
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.set_d0_lplu_state = e1000_set_d0_lplu_state_82571,
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.set_d3_lplu_state = e1000e_set_d3_lplu_state,
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.write_phy_reg = e1000e_write_phy_reg_bm2,
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};
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static struct e1000_nvm_operations e82571_nvm_ops = {
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.acquire_nvm = e1000_acquire_nvm_82571,
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.read_nvm = e1000e_read_nvm_eerd,
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@ -1375,3 +1484,21 @@ struct e1000_info e1000_82573_info = {
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.nvm_ops = &e82571_nvm_ops,
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};
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struct e1000_info e1000_82574_info = {
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.mac = e1000_82574,
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.flags = FLAG_HAS_HW_VLAN_FILTER
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| FLAG_HAS_MSIX
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| FLAG_HAS_JUMBO_FRAMES
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| FLAG_HAS_WOL
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| FLAG_APME_IN_CTRL3
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| FLAG_RX_CSUM_ENABLED
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| FLAG_HAS_SMART_POWER_DOWN
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| FLAG_HAS_AMT
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| FLAG_HAS_CTRLEXT_ON_LOAD,
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.pba = 20,
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.get_variants = e1000_get_variants_82571,
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.mac_ops = &e82571_mac_ops,
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.phy_ops = &e82_phy_ops_bm,
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.nvm_ops = &e82571_nvm_ops,
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};
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@ -71,9 +71,11 @@
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#define E1000_CTRL_EXT_RO_DIS 0x00020000 /* Relaxed Ordering disable */
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#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
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#define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES 0x00C00000
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#define E1000_CTRL_EXT_EIAME 0x01000000
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#define E1000_CTRL_EXT_DRV_LOAD 0x10000000 /* Driver loaded bit for FW */
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#define E1000_CTRL_EXT_IAME 0x08000000 /* Interrupt acknowledge Auto-mask */
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#define E1000_CTRL_EXT_INT_TIMER_CLR 0x20000000 /* Clear Interrupt timers after IMS clear */
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#define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */
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/* Receive Descriptor bit definitions */
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#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */
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@ -299,6 +301,7 @@
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#define E1000_RXCSUM_IPPCSE 0x00001000 /* IP payload checksum enable */
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/* Header split receive */
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#define E1000_RFCTL_ACK_DIS 0x00001000
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#define E1000_RFCTL_EXTEN 0x00008000
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#define E1000_RFCTL_IPV6_EX_DIS 0x00010000
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#define E1000_RFCTL_NEW_IPV6_EXT_DIS 0x00020000
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@ -363,6 +366,11 @@
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#define E1000_ICR_RXDMT0 0x00000010 /* Rx desc min. threshold (0) */
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#define E1000_ICR_RXT0 0x00000080 /* Rx timer intr (ring 0) */
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#define E1000_ICR_INT_ASSERTED 0x80000000 /* If this bit asserted, the driver should claim the interrupt */
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#define E1000_ICR_RXQ0 0x00100000 /* Rx Queue 0 Interrupt */
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#define E1000_ICR_RXQ1 0x00200000 /* Rx Queue 1 Interrupt */
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#define E1000_ICR_TXQ0 0x00400000 /* Tx Queue 0 Interrupt */
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#define E1000_ICR_TXQ1 0x00800000 /* Tx Queue 1 Interrupt */
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#define E1000_ICR_OTHER 0x01000000 /* Other Interrupts */
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/*
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* This defines the bits that are set in the Interrupt Mask
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@ -386,6 +394,11 @@
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#define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* Rx sequence error */
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#define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* Rx desc min. threshold */
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#define E1000_IMS_RXT0 E1000_ICR_RXT0 /* Rx timer intr */
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#define E1000_IMS_RXQ0 E1000_ICR_RXQ0 /* Rx Queue 0 Interrupt */
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#define E1000_IMS_RXQ1 E1000_ICR_RXQ1 /* Rx Queue 1 Interrupt */
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#define E1000_IMS_TXQ0 E1000_ICR_TXQ0 /* Tx Queue 0 Interrupt */
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#define E1000_IMS_TXQ1 E1000_ICR_TXQ1 /* Tx Queue 1 Interrupt */
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#define E1000_IMS_OTHER E1000_ICR_OTHER /* Other Interrupts */
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/* Interrupt Cause Set */
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#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */
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@ -62,6 +62,11 @@ struct e1000_info;
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e_printk(KERN_NOTICE, adapter, format, ## arg)
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/* Interrupt modes, as used by the IntMode paramter */
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#define E1000E_INT_MODE_LEGACY 0
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#define E1000E_INT_MODE_MSI 1
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#define E1000E_INT_MODE_MSIX 2
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/* Tx/Rx descriptor defines */
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#define E1000_DEFAULT_TXD 256
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#define E1000_MAX_TXD 4096
|
||||
@ -95,6 +100,7 @@ enum e1000_boards {
|
||||
board_82571,
|
||||
board_82572,
|
||||
board_82573,
|
||||
board_82574,
|
||||
board_80003es2lan,
|
||||
board_ich8lan,
|
||||
board_ich9lan,
|
||||
@ -147,6 +153,12 @@ struct e1000_ring {
|
||||
/* array of buffer information structs */
|
||||
struct e1000_buffer *buffer_info;
|
||||
|
||||
char name[IFNAMSIZ + 5];
|
||||
u32 ims_val;
|
||||
u32 itr_val;
|
||||
u16 itr_register;
|
||||
int set_itr;
|
||||
|
||||
struct sk_buff *rx_skb_top;
|
||||
|
||||
struct e1000_queue_stats stats;
|
||||
@ -275,6 +287,9 @@ struct e1000_adapter {
|
||||
u32 test_icr;
|
||||
|
||||
u32 msg_enable;
|
||||
struct msix_entry *msix_entries;
|
||||
int int_mode;
|
||||
u32 eiac_mask;
|
||||
|
||||
u32 eeprom_wol;
|
||||
u32 wol;
|
||||
@ -307,6 +322,7 @@ struct e1000_info {
|
||||
#define FLAG_HAS_SWSM_ON_LOAD (1 << 6)
|
||||
#define FLAG_HAS_JUMBO_FRAMES (1 << 7)
|
||||
#define FLAG_IS_ICH (1 << 9)
|
||||
#define FLAG_HAS_MSIX (1 << 10)
|
||||
#define FLAG_HAS_SMART_POWER_DOWN (1 << 11)
|
||||
#define FLAG_IS_QUAD_PORT_A (1 << 12)
|
||||
#define FLAG_IS_QUAD_PORT (1 << 13)
|
||||
@ -365,6 +381,8 @@ extern int e1000e_setup_tx_resources(struct e1000_adapter *adapter);
|
||||
extern void e1000e_free_rx_resources(struct e1000_adapter *adapter);
|
||||
extern void e1000e_free_tx_resources(struct e1000_adapter *adapter);
|
||||
extern void e1000e_update_stats(struct e1000_adapter *adapter);
|
||||
extern void e1000e_set_interrupt_capability(struct e1000_adapter *adapter);
|
||||
extern void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter);
|
||||
|
||||
extern unsigned int copybreak;
|
||||
|
||||
@ -373,6 +391,7 @@ extern char *e1000e_get_hw_dev_name(struct e1000_hw *hw);
|
||||
extern struct e1000_info e1000_82571_info;
|
||||
extern struct e1000_info e1000_82572_info;
|
||||
extern struct e1000_info e1000_82573_info;
|
||||
extern struct e1000_info e1000_82574_info;
|
||||
extern struct e1000_info e1000_ich8_info;
|
||||
extern struct e1000_info e1000_ich9_info;
|
||||
extern struct e1000_info e1000_ich10_info;
|
||||
@ -453,6 +472,8 @@ extern enum e1000_phy_type e1000e_get_phy_type_from_id(u32 phy_id);
|
||||
extern s32 e1000e_determine_phy_address(struct e1000_hw *hw);
|
||||
extern s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data);
|
||||
extern s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data);
|
||||
extern s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data);
|
||||
extern s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data);
|
||||
extern void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl);
|
||||
extern s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data);
|
||||
extern s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data);
|
||||
@ -523,7 +544,12 @@ static inline s32 e1000_get_phy_info(struct e1000_hw *hw)
|
||||
return hw->phy.ops.get_phy_info(hw);
|
||||
}
|
||||
|
||||
extern bool e1000e_check_mng_mode(struct e1000_hw *hw);
|
||||
static inline s32 e1000e_check_mng_mode(struct e1000_hw *hw)
|
||||
{
|
||||
return hw->mac.ops.check_mng_mode(hw);
|
||||
}
|
||||
|
||||
extern bool e1000e_check_mng_mode_generic(struct e1000_hw *hw);
|
||||
extern bool e1000e_enable_tx_pkt_filtering(struct e1000_hw *hw);
|
||||
extern s32 e1000e_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length);
|
||||
|
||||
|
||||
@ -1247,7 +1247,7 @@ static void e1000_clear_hw_cntrs_80003es2lan(struct e1000_hw *hw)
|
||||
}
|
||||
|
||||
static struct e1000_mac_operations es2_mac_ops = {
|
||||
.mng_mode_enab = E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT,
|
||||
.check_mng_mode = e1000e_check_mng_mode_generic,
|
||||
/* check_for_link dependent on media type */
|
||||
.cleanup_led = e1000e_cleanup_led_generic,
|
||||
.clear_hw_cntrs = e1000_clear_hw_cntrs_80003es2lan,
|
||||
|
||||
@ -568,6 +568,7 @@ static int e1000_set_eeprom(struct net_device *netdev,
|
||||
* and flush shadow RAM for 82573 controllers
|
||||
*/
|
||||
if ((ret_val == 0) && ((first_word <= NVM_CHECKSUM_REG) ||
|
||||
(hw->mac.type == e1000_82574) ||
|
||||
(hw->mac.type == e1000_82573)))
|
||||
e1000e_update_nvm_checksum(hw);
|
||||
|
||||
@ -779,6 +780,7 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
|
||||
toggle = 0x7FFFF3FF;
|
||||
break;
|
||||
case e1000_82573:
|
||||
case e1000_82574:
|
||||
case e1000_ich8lan:
|
||||
case e1000_ich9lan:
|
||||
case e1000_ich10lan:
|
||||
@ -887,10 +889,18 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
|
||||
u32 shared_int = 1;
|
||||
u32 irq = adapter->pdev->irq;
|
||||
int i;
|
||||
int ret_val = 0;
|
||||
int int_mode = E1000E_INT_MODE_LEGACY;
|
||||
|
||||
*data = 0;
|
||||
|
||||
/* NOTE: we don't test MSI interrupts here, yet */
|
||||
/* NOTE: we don't test MSI/MSI-X interrupts here, yet */
|
||||
if (adapter->int_mode == E1000E_INT_MODE_MSIX) {
|
||||
int_mode = adapter->int_mode;
|
||||
e1000e_reset_interrupt_capability(adapter);
|
||||
adapter->int_mode = E1000E_INT_MODE_LEGACY;
|
||||
e1000e_set_interrupt_capability(adapter);
|
||||
}
|
||||
/* Hook up test interrupt handler just for this test */
|
||||
if (!request_irq(irq, &e1000_test_intr, IRQF_PROBE_SHARED, netdev->name,
|
||||
netdev)) {
|
||||
@ -898,7 +908,8 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
|
||||
} else if (request_irq(irq, &e1000_test_intr, IRQF_SHARED,
|
||||
netdev->name, netdev)) {
|
||||
*data = 1;
|
||||
return -1;
|
||||
ret_val = -1;
|
||||
goto out;
|
||||
}
|
||||
e_info("testing %s interrupt\n", (shared_int ? "shared" : "unshared"));
|
||||
|
||||
@ -988,7 +999,14 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
|
||||
/* Unhook test interrupt handler */
|
||||
free_irq(irq, netdev);
|
||||
|
||||
return *data;
|
||||
out:
|
||||
if (int_mode == E1000E_INT_MODE_MSIX) {
|
||||
e1000e_reset_interrupt_capability(adapter);
|
||||
adapter->int_mode = int_mode;
|
||||
e1000e_set_interrupt_capability(adapter);
|
||||
}
|
||||
|
||||
return ret_val;
|
||||
}
|
||||
|
||||
static void e1000_free_desc_rings(struct e1000_adapter *adapter)
|
||||
@ -1769,11 +1787,13 @@ static void e1000_led_blink_callback(unsigned long data)
|
||||
static int e1000_phys_id(struct net_device *netdev, u32 data)
|
||||
{
|
||||
struct e1000_adapter *adapter = netdev_priv(netdev);
|
||||
struct e1000_hw *hw = &adapter->hw;
|
||||
|
||||
if (!data)
|
||||
data = INT_MAX;
|
||||
|
||||
if (adapter->hw.phy.type == e1000_phy_ife) {
|
||||
if ((hw->phy.type == e1000_phy_ife) ||
|
||||
(hw->mac.type == e1000_82574)) {
|
||||
if (!adapter->blink_timer.function) {
|
||||
init_timer(&adapter->blink_timer);
|
||||
adapter->blink_timer.function =
|
||||
@ -1783,16 +1803,16 @@ static int e1000_phys_id(struct net_device *netdev, u32 data)
|
||||
mod_timer(&adapter->blink_timer, jiffies);
|
||||
msleep_interruptible(data * 1000);
|
||||
del_timer_sync(&adapter->blink_timer);
|
||||
e1e_wphy(&adapter->hw,
|
||||
IFE_PHY_SPECIAL_CONTROL_LED, 0);
|
||||
if (hw->phy.type == e1000_phy_ife)
|
||||
e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
|
||||
} else {
|
||||
e1000e_blink_led(&adapter->hw);
|
||||
e1000e_blink_led(hw);
|
||||
msleep_interruptible(data * 1000);
|
||||
}
|
||||
|
||||
adapter->hw.mac.ops.led_off(&adapter->hw);
|
||||
hw->mac.ops.led_off(hw);
|
||||
clear_bit(E1000_LED_ON, &adapter->led_status);
|
||||
adapter->hw.mac.ops.cleanup_led(&adapter->hw);
|
||||
hw->mac.ops.cleanup_led(hw);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
@ -65,7 +65,11 @@ enum e1e_registers {
|
||||
E1000_ICS = 0x000C8, /* Interrupt Cause Set - WO */
|
||||
E1000_IMS = 0x000D0, /* Interrupt Mask Set - RW */
|
||||
E1000_IMC = 0x000D8, /* Interrupt Mask Clear - WO */
|
||||
E1000_EIAC_82574 = 0x000DC, /* Ext. Interrupt Auto Clear - RW */
|
||||
E1000_IAM = 0x000E0, /* Interrupt Acknowledge Auto Mask */
|
||||
E1000_IVAR = 0x000E4, /* Interrupt Vector Allocation - RW */
|
||||
E1000_EITR_82574_BASE = 0x000E8, /* Interrupt Throttling - RW */
|
||||
#define E1000_EITR_82574(_n) (E1000_EITR_82574_BASE + (_n << 2))
|
||||
E1000_RCTL = 0x00100, /* Rx Control - RW */
|
||||
E1000_FCTTV = 0x00170, /* Flow Control Transmit Timer Value - RW */
|
||||
E1000_TXCW = 0x00178, /* Tx Configuration Word - RW */
|
||||
@ -332,6 +336,7 @@ enum e1e_registers {
|
||||
#define E1000_DEV_ID_82573E 0x108B
|
||||
#define E1000_DEV_ID_82573E_IAMT 0x108C
|
||||
#define E1000_DEV_ID_82573L 0x109A
|
||||
#define E1000_DEV_ID_82574L 0x10D3
|
||||
|
||||
#define E1000_DEV_ID_80003ES2LAN_COPPER_DPT 0x1096
|
||||
#define E1000_DEV_ID_80003ES2LAN_SERDES_DPT 0x1098
|
||||
@ -360,12 +365,15 @@ enum e1e_registers {
|
||||
#define E1000_DEV_ID_ICH10_D_BM_LM 0x10DE
|
||||
#define E1000_DEV_ID_ICH10_D_BM_LF 0x10DF
|
||||
|
||||
#define E1000_REVISION_4 4
|
||||
|
||||
#define E1000_FUNC_1 1
|
||||
|
||||
enum e1000_mac_type {
|
||||
e1000_82571,
|
||||
e1000_82572,
|
||||
e1000_82573,
|
||||
e1000_82574,
|
||||
e1000_80003es2lan,
|
||||
e1000_ich8lan,
|
||||
e1000_ich9lan,
|
||||
@ -700,8 +708,7 @@ struct e1000_host_mng_command_info {
|
||||
|
||||
/* Function pointers and static data for the MAC. */
|
||||
struct e1000_mac_operations {
|
||||
u32 mng_mode_enab;
|
||||
|
||||
bool (*check_mng_mode)(struct e1000_hw *);
|
||||
s32 (*check_for_link)(struct e1000_hw *);
|
||||
s32 (*cleanup_led)(struct e1000_hw *);
|
||||
void (*clear_hw_cntrs)(struct e1000_hw *);
|
||||
|
||||
@ -421,6 +421,22 @@ static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
|
||||
ew32(EXTCNF_CTRL, extcnf_ctrl);
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000_check_mng_mode_ich8lan - Checks management mode
|
||||
* @hw: pointer to the HW structure
|
||||
*
|
||||
* This checks if the adapter has manageability enabled.
|
||||
* This is a function pointer entry point only called by read/write
|
||||
* routines for the PHY and NVM parts.
|
||||
**/
|
||||
static bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw)
|
||||
{
|
||||
u32 fwsm = er32(FWSM);
|
||||
|
||||
return (fwsm & E1000_FWSM_MODE_MASK) ==
|
||||
(E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT);
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000_check_reset_block_ich8lan - Check if PHY reset is blocked
|
||||
* @hw: pointer to the HW structure
|
||||
@ -2400,7 +2416,7 @@ static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw)
|
||||
}
|
||||
|
||||
static struct e1000_mac_operations ich8_mac_ops = {
|
||||
.mng_mode_enab = E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT,
|
||||
.check_mng_mode = e1000_check_mng_mode_ich8lan,
|
||||
.check_for_link = e1000e_check_for_copper_link,
|
||||
.cleanup_led = e1000_cleanup_led_ich8lan,
|
||||
.clear_hw_cntrs = e1000_clear_hw_cntrs_ich8lan,
|
||||
|
||||
@ -2222,17 +2222,18 @@ static s32 e1000_mng_enable_host_if(struct e1000_hw *hw)
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000e_check_mng_mode - check management mode
|
||||
* e1000e_check_mng_mode_generic - check management mode
|
||||
* @hw: pointer to the HW structure
|
||||
*
|
||||
* Reads the firmware semaphore register and returns true (>0) if
|
||||
* manageability is enabled, else false (0).
|
||||
**/
|
||||
bool e1000e_check_mng_mode(struct e1000_hw *hw)
|
||||
bool e1000e_check_mng_mode_generic(struct e1000_hw *hw)
|
||||
{
|
||||
u32 fwsm = er32(FWSM);
|
||||
|
||||
return (fwsm & E1000_FWSM_MODE_MASK) == hw->mac.ops.mng_mode_enab;
|
||||
return (fwsm & E1000_FWSM_MODE_MASK) ==
|
||||
(E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT);
|
||||
}
|
||||
|
||||
/**
|
||||
|
||||
@ -55,6 +55,7 @@ static const struct e1000_info *e1000_info_tbl[] = {
|
||||
[board_82571] = &e1000_82571_info,
|
||||
[board_82572] = &e1000_82572_info,
|
||||
[board_82573] = &e1000_82573_info,
|
||||
[board_82574] = &e1000_82574_info,
|
||||
[board_80003es2lan] = &e1000_es2_info,
|
||||
[board_ich8lan] = &e1000_ich8_info,
|
||||
[board_ich9lan] = &e1000_ich9_info,
|
||||
@ -1180,8 +1181,8 @@ static irqreturn_t e1000_intr(int irq, void *data)
|
||||
struct net_device *netdev = data;
|
||||
struct e1000_adapter *adapter = netdev_priv(netdev);
|
||||
struct e1000_hw *hw = &adapter->hw;
|
||||
|
||||
u32 rctl, icr = er32(ICR);
|
||||
|
||||
if (!icr)
|
||||
return IRQ_NONE; /* Not our interrupt */
|
||||
|
||||
@ -1237,6 +1238,263 @@ static irqreturn_t e1000_intr(int irq, void *data)
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
static irqreturn_t e1000_msix_other(int irq, void *data)
|
||||
{
|
||||
struct net_device *netdev = data;
|
||||
struct e1000_adapter *adapter = netdev_priv(netdev);
|
||||
struct e1000_hw *hw = &adapter->hw;
|
||||
u32 icr = er32(ICR);
|
||||
|
||||
if (!(icr & E1000_ICR_INT_ASSERTED)) {
|
||||
ew32(IMS, E1000_IMS_OTHER);
|
||||
return IRQ_NONE;
|
||||
}
|
||||
|
||||
if (icr & adapter->eiac_mask)
|
||||
ew32(ICS, (icr & adapter->eiac_mask));
|
||||
|
||||
if (icr & E1000_ICR_OTHER) {
|
||||
if (!(icr & E1000_ICR_LSC))
|
||||
goto no_link_interrupt;
|
||||
hw->mac.get_link_status = 1;
|
||||
/* guard against interrupt when we're going down */
|
||||
if (!test_bit(__E1000_DOWN, &adapter->state))
|
||||
mod_timer(&adapter->watchdog_timer, jiffies + 1);
|
||||
}
|
||||
|
||||
no_link_interrupt:
|
||||
ew32(IMS, E1000_IMS_LSC | E1000_IMS_OTHER);
|
||||
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
|
||||
static irqreturn_t e1000_intr_msix_tx(int irq, void *data)
|
||||
{
|
||||
struct net_device *netdev = data;
|
||||
struct e1000_adapter *adapter = netdev_priv(netdev);
|
||||
struct e1000_hw *hw = &adapter->hw;
|
||||
struct e1000_ring *tx_ring = adapter->tx_ring;
|
||||
|
||||
|
||||
adapter->total_tx_bytes = 0;
|
||||
adapter->total_tx_packets = 0;
|
||||
|
||||
if (!e1000_clean_tx_irq(adapter))
|
||||
/* Ring was not completely cleaned, so fire another interrupt */
|
||||
ew32(ICS, tx_ring->ims_val);
|
||||
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
static irqreturn_t e1000_intr_msix_rx(int irq, void *data)
|
||||
{
|
||||
struct net_device *netdev = data;
|
||||
struct e1000_adapter *adapter = netdev_priv(netdev);
|
||||
|
||||
/* Write the ITR value calculated at the end of the
|
||||
* previous interrupt.
|
||||
*/
|
||||
if (adapter->rx_ring->set_itr) {
|
||||
writel(1000000000 / (adapter->rx_ring->itr_val * 256),
|
||||
adapter->hw.hw_addr + adapter->rx_ring->itr_register);
|
||||
adapter->rx_ring->set_itr = 0;
|
||||
}
|
||||
|
||||
if (netif_rx_schedule_prep(netdev, &adapter->napi)) {
|
||||
adapter->total_rx_bytes = 0;
|
||||
adapter->total_rx_packets = 0;
|
||||
__netif_rx_schedule(netdev, &adapter->napi);
|
||||
}
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000_configure_msix - Configure MSI-X hardware
|
||||
*
|
||||
* e1000_configure_msix sets up the hardware to properly
|
||||
* generate MSI-X interrupts.
|
||||
**/
|
||||
static void e1000_configure_msix(struct e1000_adapter *adapter)
|
||||
{
|
||||
struct e1000_hw *hw = &adapter->hw;
|
||||
struct e1000_ring *rx_ring = adapter->rx_ring;
|
||||
struct e1000_ring *tx_ring = adapter->tx_ring;
|
||||
int vector = 0;
|
||||
u32 ctrl_ext, ivar = 0;
|
||||
|
||||
adapter->eiac_mask = 0;
|
||||
|
||||
/* Workaround issue with spurious interrupts on 82574 in MSI-X mode */
|
||||
if (hw->mac.type == e1000_82574) {
|
||||
u32 rfctl = er32(RFCTL);
|
||||
rfctl |= E1000_RFCTL_ACK_DIS;
|
||||
ew32(RFCTL, rfctl);
|
||||
}
|
||||
|
||||
#define E1000_IVAR_INT_ALLOC_VALID 0x8
|
||||
/* Configure Rx vector */
|
||||
rx_ring->ims_val = E1000_IMS_RXQ0;
|
||||
adapter->eiac_mask |= rx_ring->ims_val;
|
||||
if (rx_ring->itr_val)
|
||||
writel(1000000000 / (rx_ring->itr_val * 256),
|
||||
hw->hw_addr + rx_ring->itr_register);
|
||||
else
|
||||
writel(1, hw->hw_addr + rx_ring->itr_register);
|
||||
ivar = E1000_IVAR_INT_ALLOC_VALID | vector;
|
||||
|
||||
/* Configure Tx vector */
|
||||
tx_ring->ims_val = E1000_IMS_TXQ0;
|
||||
vector++;
|
||||
if (tx_ring->itr_val)
|
||||
writel(1000000000 / (tx_ring->itr_val * 256),
|
||||
hw->hw_addr + tx_ring->itr_register);
|
||||
else
|
||||
writel(1, hw->hw_addr + tx_ring->itr_register);
|
||||
adapter->eiac_mask |= tx_ring->ims_val;
|
||||
ivar |= ((E1000_IVAR_INT_ALLOC_VALID | vector) << 8);
|
||||
|
||||
/* set vector for Other Causes, e.g. link changes */
|
||||
vector++;
|
||||
ivar |= ((E1000_IVAR_INT_ALLOC_VALID | vector) << 16);
|
||||
if (rx_ring->itr_val)
|
||||
writel(1000000000 / (rx_ring->itr_val * 256),
|
||||
hw->hw_addr + E1000_EITR_82574(vector));
|
||||
else
|
||||
writel(1, hw->hw_addr + E1000_EITR_82574(vector));
|
||||
|
||||
/* Cause Tx interrupts on every write back */
|
||||
ivar |= (1 << 31);
|
||||
|
||||
ew32(IVAR, ivar);
|
||||
|
||||
/* enable MSI-X PBA support */
|
||||
ctrl_ext = er32(CTRL_EXT);
|
||||
ctrl_ext |= E1000_CTRL_EXT_PBA_CLR;
|
||||
|
||||
/* Auto-Mask Other interrupts upon ICR read */
|
||||
#define E1000_EIAC_MASK_82574 0x01F00000
|
||||
ew32(IAM, ~E1000_EIAC_MASK_82574 | E1000_IMS_OTHER);
|
||||
ctrl_ext |= E1000_CTRL_EXT_EIAME;
|
||||
ew32(CTRL_EXT, ctrl_ext);
|
||||
e1e_flush();
|
||||
}
|
||||
|
||||
void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter)
|
||||
{
|
||||
if (adapter->msix_entries) {
|
||||
pci_disable_msix(adapter->pdev);
|
||||
kfree(adapter->msix_entries);
|
||||
adapter->msix_entries = NULL;
|
||||
} else if (adapter->flags & FLAG_MSI_ENABLED) {
|
||||
pci_disable_msi(adapter->pdev);
|
||||
adapter->flags &= ~FLAG_MSI_ENABLED;
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000e_set_interrupt_capability - set MSI or MSI-X if supported
|
||||
*
|
||||
* Attempt to configure interrupts using the best available
|
||||
* capabilities of the hardware and kernel.
|
||||
**/
|
||||
void e1000e_set_interrupt_capability(struct e1000_adapter *adapter)
|
||||
{
|
||||
int err;
|
||||
int numvecs, i;
|
||||
|
||||
|
||||
switch (adapter->int_mode) {
|
||||
case E1000E_INT_MODE_MSIX:
|
||||
if (adapter->flags & FLAG_HAS_MSIX) {
|
||||
numvecs = 3; /* RxQ0, TxQ0 and other */
|
||||
adapter->msix_entries = kcalloc(numvecs,
|
||||
sizeof(struct msix_entry),
|
||||
GFP_KERNEL);
|
||||
if (adapter->msix_entries) {
|
||||
for (i = 0; i < numvecs; i++)
|
||||
adapter->msix_entries[i].entry = i;
|
||||
|
||||
err = pci_enable_msix(adapter->pdev,
|
||||
adapter->msix_entries,
|
||||
numvecs);
|
||||
if (err == 0)
|
||||
return;
|
||||
}
|
||||
/* MSI-X failed, so fall through and try MSI */
|
||||
e_err("Failed to initialize MSI-X interrupts. "
|
||||
"Falling back to MSI interrupts.\n");
|
||||
e1000e_reset_interrupt_capability(adapter);
|
||||
}
|
||||
adapter->int_mode = E1000E_INT_MODE_MSI;
|
||||
/* Fall through */
|
||||
case E1000E_INT_MODE_MSI:
|
||||
if (!pci_enable_msi(adapter->pdev)) {
|
||||
adapter->flags |= FLAG_MSI_ENABLED;
|
||||
} else {
|
||||
adapter->int_mode = E1000E_INT_MODE_LEGACY;
|
||||
e_err("Failed to initialize MSI interrupts. Falling "
|
||||
"back to legacy interrupts.\n");
|
||||
}
|
||||
/* Fall through */
|
||||
case E1000E_INT_MODE_LEGACY:
|
||||
/* Don't do anything; this is the system default */
|
||||
break;
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000_request_msix - Initialize MSI-X interrupts
|
||||
*
|
||||
* e1000_request_msix allocates MSI-X vectors and requests interrupts from the
|
||||
* kernel.
|
||||
**/
|
||||
static int e1000_request_msix(struct e1000_adapter *adapter)
|
||||
{
|
||||
struct net_device *netdev = adapter->netdev;
|
||||
int err = 0, vector = 0;
|
||||
|
||||
if (strlen(netdev->name) < (IFNAMSIZ - 5))
|
||||
sprintf(adapter->rx_ring->name, "%s-rx0", netdev->name);
|
||||
else
|
||||
memcpy(adapter->rx_ring->name, netdev->name, IFNAMSIZ);
|
||||
err = request_irq(adapter->msix_entries[vector].vector,
|
||||
&e1000_intr_msix_rx, 0, adapter->rx_ring->name,
|
||||
netdev);
|
||||
if (err)
|
||||
goto out;
|
||||
adapter->rx_ring->itr_register = E1000_EITR_82574(vector);
|
||||
adapter->rx_ring->itr_val = adapter->itr;
|
||||
vector++;
|
||||
|
||||
if (strlen(netdev->name) < (IFNAMSIZ - 5))
|
||||
sprintf(adapter->tx_ring->name, "%s-tx0", netdev->name);
|
||||
else
|
||||
memcpy(adapter->tx_ring->name, netdev->name, IFNAMSIZ);
|
||||
err = request_irq(adapter->msix_entries[vector].vector,
|
||||
&e1000_intr_msix_tx, 0, adapter->tx_ring->name,
|
||||
netdev);
|
||||
if (err)
|
||||
goto out;
|
||||
adapter->tx_ring->itr_register = E1000_EITR_82574(vector);
|
||||
adapter->tx_ring->itr_val = adapter->itr;
|
||||
vector++;
|
||||
|
||||
err = request_irq(adapter->msix_entries[vector].vector,
|
||||
&e1000_msix_other, 0, netdev->name, netdev);
|
||||
if (err)
|
||||
goto out;
|
||||
|
||||
e1000_configure_msix(adapter);
|
||||
return 0;
|
||||
out:
|
||||
return err;
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000_request_irq - initialize interrupts
|
||||
*
|
||||
@ -1246,28 +1504,32 @@ static irqreturn_t e1000_intr(int irq, void *data)
|
||||
static int e1000_request_irq(struct e1000_adapter *adapter)
|
||||
{
|
||||
struct net_device *netdev = adapter->netdev;
|
||||
int irq_flags = IRQF_SHARED;
|
||||
int err;
|
||||
|
||||
if (!(adapter->flags & FLAG_MSI_TEST_FAILED)) {
|
||||
err = pci_enable_msi(adapter->pdev);
|
||||
if (!err) {
|
||||
adapter->flags |= FLAG_MSI_ENABLED;
|
||||
irq_flags = 0;
|
||||
}
|
||||
if (adapter->msix_entries) {
|
||||
err = e1000_request_msix(adapter);
|
||||
if (!err)
|
||||
return err;
|
||||
/* fall back to MSI */
|
||||
e1000e_reset_interrupt_capability(adapter);
|
||||
adapter->int_mode = E1000E_INT_MODE_MSI;
|
||||
e1000e_set_interrupt_capability(adapter);
|
||||
}
|
||||
if (adapter->flags & FLAG_MSI_ENABLED) {
|
||||
err = request_irq(adapter->pdev->irq, &e1000_intr_msi, 0,
|
||||
netdev->name, netdev);
|
||||
if (!err)
|
||||
return err;
|
||||
|
||||
/* fall back to legacy interrupt */
|
||||
e1000e_reset_interrupt_capability(adapter);
|
||||
adapter->int_mode = E1000E_INT_MODE_LEGACY;
|
||||
}
|
||||
|
||||
err = request_irq(adapter->pdev->irq,
|
||||
((adapter->flags & FLAG_MSI_ENABLED) ?
|
||||
&e1000_intr_msi : &e1000_intr),
|
||||
irq_flags, netdev->name, netdev);
|
||||
if (err) {
|
||||
if (adapter->flags & FLAG_MSI_ENABLED) {
|
||||
pci_disable_msi(adapter->pdev);
|
||||
adapter->flags &= ~FLAG_MSI_ENABLED;
|
||||
}
|
||||
err = request_irq(adapter->pdev->irq, &e1000_intr, IRQF_SHARED,
|
||||
netdev->name, netdev);
|
||||
if (err)
|
||||
e_err("Unable to allocate interrupt, Error: %d\n", err);
|
||||
}
|
||||
|
||||
return err;
|
||||
}
|
||||
@ -1276,11 +1538,21 @@ static void e1000_free_irq(struct e1000_adapter *adapter)
|
||||
{
|
||||
struct net_device *netdev = adapter->netdev;
|
||||
|
||||
free_irq(adapter->pdev->irq, netdev);
|
||||
if (adapter->flags & FLAG_MSI_ENABLED) {
|
||||
pci_disable_msi(adapter->pdev);
|
||||
adapter->flags &= ~FLAG_MSI_ENABLED;
|
||||
if (adapter->msix_entries) {
|
||||
int vector = 0;
|
||||
|
||||
free_irq(adapter->msix_entries[vector].vector, netdev);
|
||||
vector++;
|
||||
|
||||
free_irq(adapter->msix_entries[vector].vector, netdev);
|
||||
vector++;
|
||||
|
||||
/* Other Causes interrupt vector */
|
||||
free_irq(adapter->msix_entries[vector].vector, netdev);
|
||||
return;
|
||||
}
|
||||
|
||||
free_irq(adapter->pdev->irq, netdev);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -1291,6 +1563,8 @@ static void e1000_irq_disable(struct e1000_adapter *adapter)
|
||||
struct e1000_hw *hw = &adapter->hw;
|
||||
|
||||
ew32(IMC, ~0);
|
||||
if (adapter->msix_entries)
|
||||
ew32(EIAC_82574, 0);
|
||||
e1e_flush();
|
||||
synchronize_irq(adapter->pdev->irq);
|
||||
}
|
||||
@ -1302,7 +1576,12 @@ static void e1000_irq_enable(struct e1000_adapter *adapter)
|
||||
{
|
||||
struct e1000_hw *hw = &adapter->hw;
|
||||
|
||||
ew32(IMS, IMS_ENABLE_MASK);
|
||||
if (adapter->msix_entries) {
|
||||
ew32(EIAC_82574, adapter->eiac_mask & E1000_EIAC_MASK_82574);
|
||||
ew32(IMS, adapter->eiac_mask | E1000_IMS_OTHER | E1000_IMS_LSC);
|
||||
} else {
|
||||
ew32(IMS, IMS_ENABLE_MASK);
|
||||
}
|
||||
e1e_flush();
|
||||
}
|
||||
|
||||
@ -1552,9 +1831,8 @@ void e1000e_free_rx_resources(struct e1000_adapter *adapter)
|
||||
* traffic pattern. Constants in this function were computed
|
||||
* based on theoretical maximum wire speed and thresholds were set based
|
||||
* on testing data as well as attempting to minimize response time
|
||||
* while increasing bulk throughput.
|
||||
* this functionality is controlled by the InterruptThrottleRate module
|
||||
* parameter (see e1000_param.c)
|
||||
* while increasing bulk throughput. This functionality is controlled
|
||||
* by the InterruptThrottleRate module parameter.
|
||||
**/
|
||||
static unsigned int e1000_update_itr(struct e1000_adapter *adapter,
|
||||
u16 itr_setting, int packets,
|
||||
@ -1662,10 +1940,36 @@ set_itr_now:
|
||||
min(adapter->itr + (new_itr >> 2), new_itr) :
|
||||
new_itr;
|
||||
adapter->itr = new_itr;
|
||||
ew32(ITR, 1000000000 / (new_itr * 256));
|
||||
adapter->rx_ring->itr_val = new_itr;
|
||||
if (adapter->msix_entries)
|
||||
adapter->rx_ring->set_itr = 1;
|
||||
else
|
||||
ew32(ITR, 1000000000 / (new_itr * 256));
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000_alloc_queues - Allocate memory for all rings
|
||||
* @adapter: board private structure to initialize
|
||||
**/
|
||||
static int __devinit e1000_alloc_queues(struct e1000_adapter *adapter)
|
||||
{
|
||||
adapter->tx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
|
||||
if (!adapter->tx_ring)
|
||||
goto err;
|
||||
|
||||
adapter->rx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
|
||||
if (!adapter->rx_ring)
|
||||
goto err;
|
||||
|
||||
return 0;
|
||||
err:
|
||||
e_err("Unable to allocate memory for queues\n");
|
||||
kfree(adapter->rx_ring);
|
||||
kfree(adapter->tx_ring);
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000_clean - NAPI Rx polling callback
|
||||
* @napi: struct associated with this polling callback
|
||||
@ -1674,12 +1978,17 @@ set_itr_now:
|
||||
static int e1000_clean(struct napi_struct *napi, int budget)
|
||||
{
|
||||
struct e1000_adapter *adapter = container_of(napi, struct e1000_adapter, napi);
|
||||
struct e1000_hw *hw = &adapter->hw;
|
||||
struct net_device *poll_dev = adapter->netdev;
|
||||
int tx_cleaned = 0, work_done = 0;
|
||||
|
||||
/* Must NOT use netdev_priv macro here. */
|
||||
adapter = poll_dev->priv;
|
||||
|
||||
if (adapter->msix_entries &&
|
||||
!(adapter->rx_ring->ims_val & adapter->tx_ring->ims_val))
|
||||
goto clean_rx;
|
||||
|
||||
/*
|
||||
* e1000_clean is called per-cpu. This lock protects
|
||||
* tx_ring from being cleaned by multiple cpus
|
||||
@ -1691,6 +2000,7 @@ static int e1000_clean(struct napi_struct *napi, int budget)
|
||||
spin_unlock(&adapter->tx_queue_lock);
|
||||
}
|
||||
|
||||
clean_rx:
|
||||
adapter->clean_rx(adapter, &work_done, budget);
|
||||
|
||||
if (tx_cleaned)
|
||||
@ -1701,7 +2011,10 @@ static int e1000_clean(struct napi_struct *napi, int budget)
|
||||
if (adapter->itr_setting & 3)
|
||||
e1000_set_itr(adapter);
|
||||
netif_rx_complete(poll_dev, napi);
|
||||
e1000_irq_enable(adapter);
|
||||
if (adapter->msix_entries)
|
||||
ew32(IMS, adapter->rx_ring->ims_val);
|
||||
else
|
||||
e1000_irq_enable(adapter);
|
||||
}
|
||||
|
||||
return work_done;
|
||||
@ -2497,6 +2810,8 @@ int e1000e_up(struct e1000_adapter *adapter)
|
||||
clear_bit(__E1000_DOWN, &adapter->state);
|
||||
|
||||
napi_enable(&adapter->napi);
|
||||
if (adapter->msix_entries)
|
||||
e1000_configure_msix(adapter);
|
||||
e1000_irq_enable(adapter);
|
||||
|
||||
/* fire a link change interrupt to start the watchdog */
|
||||
@ -2580,13 +2895,10 @@ static int __devinit e1000_sw_init(struct e1000_adapter *adapter)
|
||||
adapter->max_frame_size = netdev->mtu + ETH_HLEN + ETH_FCS_LEN;
|
||||
adapter->min_frame_size = ETH_ZLEN + ETH_FCS_LEN;
|
||||
|
||||
adapter->tx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
|
||||
if (!adapter->tx_ring)
|
||||
goto err;
|
||||
e1000e_set_interrupt_capability(adapter);
|
||||
|
||||
adapter->rx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
|
||||
if (!adapter->rx_ring)
|
||||
goto err;
|
||||
if (e1000_alloc_queues(adapter))
|
||||
return -ENOMEM;
|
||||
|
||||
spin_lock_init(&adapter->tx_queue_lock);
|
||||
|
||||
@ -2597,12 +2909,6 @@ static int __devinit e1000_sw_init(struct e1000_adapter *adapter)
|
||||
|
||||
set_bit(__E1000_DOWN, &adapter->state);
|
||||
return 0;
|
||||
|
||||
err:
|
||||
e_err("Unable to allocate memory for queues\n");
|
||||
kfree(adapter->rx_ring);
|
||||
kfree(adapter->tx_ring);
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -2644,6 +2950,7 @@ static int e1000_test_msi_interrupt(struct e1000_adapter *adapter)
|
||||
|
||||
/* free the real vector and request a test handler */
|
||||
e1000_free_irq(adapter);
|
||||
e1000e_reset_interrupt_capability(adapter);
|
||||
|
||||
/* Assume that the test fails, if it succeeds then the test
|
||||
* MSI irq handler will unset this flag */
|
||||
@ -2674,6 +2981,7 @@ static int e1000_test_msi_interrupt(struct e1000_adapter *adapter)
|
||||
rmb();
|
||||
|
||||
if (adapter->flags & FLAG_MSI_TEST_FAILED) {
|
||||
adapter->int_mode = E1000E_INT_MODE_LEGACY;
|
||||
err = -EIO;
|
||||
e_info("MSI interrupt test failed!\n");
|
||||
}
|
||||
@ -2687,7 +2995,7 @@ static int e1000_test_msi_interrupt(struct e1000_adapter *adapter)
|
||||
/* okay so the test worked, restore settings */
|
||||
e_dbg("%s: MSI interrupt test succeeded!\n", netdev->name);
|
||||
msi_test_failed:
|
||||
/* restore the original vector, even if it failed */
|
||||
e1000e_set_interrupt_capability(adapter);
|
||||
e1000_request_irq(adapter);
|
||||
return err;
|
||||
}
|
||||
@ -2797,7 +3105,7 @@ static int e1000_open(struct net_device *netdev)
|
||||
* ignore e1000e MSI messages, which means we need to test our MSI
|
||||
* interrupt now
|
||||
*/
|
||||
{
|
||||
if (adapter->int_mode != E1000E_INT_MODE_LEGACY) {
|
||||
err = e1000_test_msi(adapter);
|
||||
if (err) {
|
||||
e_err("Interrupt allocation failed\n");
|
||||
@ -2989,7 +3297,8 @@ void e1000e_update_stats(struct e1000_adapter *adapter)
|
||||
|
||||
adapter->stats.algnerrc += er32(ALGNERRC);
|
||||
adapter->stats.rxerrc += er32(RXERRC);
|
||||
adapter->stats.tncrs += er32(TNCRS);
|
||||
if (hw->mac.type != e1000_82574)
|
||||
adapter->stats.tncrs += er32(TNCRS);
|
||||
adapter->stats.cexterr += er32(CEXTERR);
|
||||
adapter->stats.tsctc += er32(TSCTC);
|
||||
adapter->stats.tsctfc += er32(TSCTFC);
|
||||
@ -3337,7 +3646,10 @@ link_up:
|
||||
}
|
||||
|
||||
/* Cause software interrupt to ensure Rx ring is cleaned */
|
||||
ew32(ICS, E1000_ICS_RXDMT0);
|
||||
if (adapter->msix_entries)
|
||||
ew32(ICS, adapter->rx_ring->ims_val);
|
||||
else
|
||||
ew32(ICS, E1000_ICS_RXDMT0);
|
||||
|
||||
/* Force detection of hung controller every watchdog period */
|
||||
adapter->detect_tx_hung = 1;
|
||||
@ -4054,6 +4366,7 @@ static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
|
||||
e1000e_down(adapter);
|
||||
e1000_free_irq(adapter);
|
||||
}
|
||||
e1000e_reset_interrupt_capability(adapter);
|
||||
|
||||
retval = pci_save_state(pdev);
|
||||
if (retval)
|
||||
@ -4180,6 +4493,7 @@ static int e1000_resume(struct pci_dev *pdev)
|
||||
pci_enable_wake(pdev, PCI_D3hot, 0);
|
||||
pci_enable_wake(pdev, PCI_D3cold, 0);
|
||||
|
||||
e1000e_set_interrupt_capability(adapter);
|
||||
if (netif_running(netdev)) {
|
||||
err = e1000_request_irq(adapter);
|
||||
if (err)
|
||||
@ -4489,6 +4803,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
|
||||
|
||||
adapter->bd_number = cards_found++;
|
||||
|
||||
e1000e_check_options(adapter);
|
||||
|
||||
/* setup adapter struct */
|
||||
err = e1000_sw_init(adapter);
|
||||
if (err)
|
||||
@ -4595,8 +4911,6 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
|
||||
INIT_WORK(&adapter->reset_task, e1000_reset_task);
|
||||
INIT_WORK(&adapter->watchdog_task, e1000_watchdog_task);
|
||||
|
||||
e1000e_check_options(adapter);
|
||||
|
||||
/* Initialize link parameters. User can change them with ethtool */
|
||||
adapter->hw.mac.autoneg = 1;
|
||||
adapter->fc_autoneg = 1;
|
||||
@ -4726,6 +5040,7 @@ static void __devexit e1000_remove(struct pci_dev *pdev)
|
||||
if (!e1000_check_reset_block(&adapter->hw))
|
||||
e1000_phy_hw_reset(&adapter->hw);
|
||||
|
||||
e1000e_reset_interrupt_capability(adapter);
|
||||
kfree(adapter->tx_ring);
|
||||
kfree(adapter->rx_ring);
|
||||
|
||||
@ -4767,6 +5082,8 @@ static struct pci_device_id e1000_pci_tbl[] = {
|
||||
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82573E_IAMT), board_82573 },
|
||||
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82573L), board_82573 },
|
||||
|
||||
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82574L), board_82574 },
|
||||
|
||||
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_80003ES2LAN_COPPER_DPT),
|
||||
board_80003es2lan },
|
||||
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_80003ES2LAN_COPPER_SPT),
|
||||
|
||||
@ -114,6 +114,15 @@ E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate");
|
||||
#define DEFAULT_ITR 3
|
||||
#define MAX_ITR 100000
|
||||
#define MIN_ITR 100
|
||||
/* IntMode (Interrupt Mode)
|
||||
*
|
||||
* Valid Range: 0 - 2
|
||||
*
|
||||
* Default Value: 2 (MSI-X)
|
||||
*/
|
||||
E1000_PARAM(IntMode, "Interrupt Mode");
|
||||
#define MAX_INTMODE 2
|
||||
#define MIN_INTMODE 0
|
||||
|
||||
/*
|
||||
* Enable Smart Power Down of the PHY
|
||||
@ -352,6 +361,24 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
|
||||
adapter->itr = 20000;
|
||||
}
|
||||
}
|
||||
{ /* Interrupt Mode */
|
||||
struct e1000_option opt = {
|
||||
.type = range_option,
|
||||
.name = "Interrupt Mode",
|
||||
.err = "defaulting to 2 (MSI-X)",
|
||||
.def = E1000E_INT_MODE_MSIX,
|
||||
.arg = { .r = { .min = MIN_INTMODE,
|
||||
.max = MAX_INTMODE } }
|
||||
};
|
||||
|
||||
if (num_IntMode > bd) {
|
||||
unsigned int int_mode = IntMode[bd];
|
||||
e1000_validate_option(&int_mode, &opt, adapter);
|
||||
adapter->int_mode = int_mode;
|
||||
} else {
|
||||
adapter->int_mode = opt.def;
|
||||
}
|
||||
}
|
||||
{ /* Smart Power Down */
|
||||
const struct e1000_option opt = {
|
||||
.type = enable_option,
|
||||
|
||||
@ -476,7 +476,9 @@ s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw)
|
||||
if (ret_val)
|
||||
return ret_val;
|
||||
|
||||
if ((phy->type == e1000_phy_m88) && (phy->revision < 4)) {
|
||||
if ((phy->type == e1000_phy_m88) &&
|
||||
(phy->revision < E1000_REVISION_4) &&
|
||||
(phy->id != BME1000_E_PHY_ID_R2)) {
|
||||
/*
|
||||
* Force TX_CLK in the Extended PHY Specific Control Register
|
||||
* to 25MHz clock.
|
||||
@ -504,6 +506,18 @@ s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw)
|
||||
return ret_val;
|
||||
}
|
||||
|
||||
if ((phy->type == e1000_phy_bm) && (phy->id == BME1000_E_PHY_ID_R2)) {
|
||||
/* Set PHY page 0, register 29 to 0x0003 */
|
||||
ret_val = e1e_wphy(hw, 29, 0x0003);
|
||||
if (ret_val)
|
||||
return ret_val;
|
||||
|
||||
/* Set PHY page 0, register 30 to 0x0000 */
|
||||
ret_val = e1e_wphy(hw, 30, 0x0000);
|
||||
if (ret_val)
|
||||
return ret_val;
|
||||
}
|
||||
|
||||
/* Commit the changes. */
|
||||
ret_val = e1000e_commit_phy(hw);
|
||||
if (ret_val)
|
||||
@ -2053,6 +2067,99 @@ out:
|
||||
return ret_val;
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000e_read_phy_reg_bm2 - Read BM PHY register
|
||||
* @hw: pointer to the HW structure
|
||||
* @offset: register offset to be read
|
||||
* @data: pointer to the read data
|
||||
*
|
||||
* Acquires semaphore, if necessary, then reads the PHY register at offset
|
||||
* and storing the retrieved information in data. Release any acquired
|
||||
* semaphores before exiting.
|
||||
**/
|
||||
s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data)
|
||||
{
|
||||
s32 ret_val;
|
||||
u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
|
||||
|
||||
/* Page 800 works differently than the rest so it has its own func */
|
||||
if (page == BM_WUC_PAGE) {
|
||||
ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
|
||||
true);
|
||||
return ret_val;
|
||||
}
|
||||
|
||||
ret_val = hw->phy.ops.acquire_phy(hw);
|
||||
if (ret_val)
|
||||
return ret_val;
|
||||
|
||||
hw->phy.addr = 1;
|
||||
|
||||
if (offset > MAX_PHY_MULTI_PAGE_REG) {
|
||||
|
||||
/* Page is shifted left, PHY expects (page x 32) */
|
||||
ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
|
||||
page);
|
||||
|
||||
if (ret_val) {
|
||||
hw->phy.ops.release_phy(hw);
|
||||
return ret_val;
|
||||
}
|
||||
}
|
||||
|
||||
ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
|
||||
data);
|
||||
hw->phy.ops.release_phy(hw);
|
||||
|
||||
return ret_val;
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000e_write_phy_reg_bm2 - Write BM PHY register
|
||||
* @hw: pointer to the HW structure
|
||||
* @offset: register offset to write to
|
||||
* @data: data to write at register offset
|
||||
*
|
||||
* Acquires semaphore, if necessary, then writes the data to PHY register
|
||||
* at the offset. Release any acquired semaphores before exiting.
|
||||
**/
|
||||
s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
|
||||
{
|
||||
s32 ret_val;
|
||||
u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
|
||||
|
||||
/* Page 800 works differently than the rest so it has its own func */
|
||||
if (page == BM_WUC_PAGE) {
|
||||
ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
|
||||
false);
|
||||
return ret_val;
|
||||
}
|
||||
|
||||
ret_val = hw->phy.ops.acquire_phy(hw);
|
||||
if (ret_val)
|
||||
return ret_val;
|
||||
|
||||
hw->phy.addr = 1;
|
||||
|
||||
if (offset > MAX_PHY_MULTI_PAGE_REG) {
|
||||
/* Page is shifted left, PHY expects (page x 32) */
|
||||
ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
|
||||
page);
|
||||
|
||||
if (ret_val) {
|
||||
hw->phy.ops.release_phy(hw);
|
||||
return ret_val;
|
||||
}
|
||||
}
|
||||
|
||||
ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
|
||||
data);
|
||||
|
||||
hw->phy.ops.release_phy(hw);
|
||||
|
||||
return ret_val;
|
||||
}
|
||||
|
||||
/**
|
||||
* e1000_access_phy_wakeup_reg_bm - Read BM PHY wakeup register
|
||||
* @hw: pointer to the HW structure
|
||||
|
||||
Loading…
Reference in New Issue
Block a user