]> pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - drivers/net/e1000e/82571.c
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/holtmann/bluet...
[linux-2.6-omap-h63xx.git] / drivers / net / e1000e / 82571.c
index 7fe20310eb5f38514ae2affdb7bd00db7de2d35a..462351ca2c81ac991a088b971a0bc46b1f51c5a7 100644 (file)
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel PRO/1000 Linux driver
-  Copyright(c) 1999 - 2007 Intel Corporation.
+  Copyright(c) 1999 - 2008 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
@@ -29,6 +29,9 @@
 /*
  * 82571EB Gigabit Ethernet Controller
  * 82571EB Gigabit Ethernet Controller (Fiber)
+ * 82571EB Dual Port Gigabit Mezzanine Adapter
+ * 82571EB Quad Port Gigabit Mezzanine Adapter
+ * 82571PT Gigabit PT Quad Port Server ExpressModule
  * 82572EI Gigabit Ethernet Controller (Copper)
  * 82572EI Gigabit Ethernet Controller (Fiber)
  * 82572EI Gigabit Ethernet Controller
@@ -72,7 +75,7 @@ static s32 e1000_init_phy_params_82571(struct e1000_hw *hw)
        struct e1000_phy_info *phy = &hw->phy;
        s32 ret_val;
 
-       if (hw->media_type != e1000_media_type_copper) {
+       if (hw->phy.media_type != e1000_media_type_copper) {
                phy->type = e1000_phy_none;
                return 0;
        }
@@ -150,7 +153,8 @@ static s32 e1000_init_nvm_params_82571(struct e1000_hw *hw)
                if (((eecd >> 15) & 0x3) == 0x3) {
                        nvm->type = e1000_nvm_flash_hw;
                        nvm->word_size = 2048;
-                       /* Autonomous Flash update bit must be cleared due
+                       /*
+                        * Autonomous Flash update bit must be cleared due
                         * to Flash update issue.
                         */
                        eecd &= ~E1000_EECD_AUPDEN;
@@ -159,13 +163,18 @@ static s32 e1000_init_nvm_params_82571(struct e1000_hw *hw)
                }
                /* Fall Through */
        default:
-               nvm->type       = e1000_nvm_eeprom_spi;
+               nvm->type = e1000_nvm_eeprom_spi;
                size = (u16)((eecd & E1000_EECD_SIZE_EX_MASK) >>
                                  E1000_EECD_SIZE_EX_SHIFT);
-               /* Added to a constant, "size" becomes the left-shift value
+               /*
+                * Added to a constant, "size" becomes the left-shift value
                 * for setting word_size.
                 */
                size += NVM_WORD_SIZE_BASE_SHIFT;
+
+               /* EEPROM access above 16k is unsupported */
+               if (size > 14)
+                       size = 14;
                nvm->word_size  = 1 << size;
                break;
        }
@@ -190,16 +199,16 @@ static s32 e1000_init_mac_params_82571(struct e1000_adapter *adapter)
        case E1000_DEV_ID_82571EB_FIBER:
        case E1000_DEV_ID_82572EI_FIBER:
        case E1000_DEV_ID_82571EB_QUAD_FIBER:
-               hw->media_type = e1000_media_type_fiber;
+               hw->phy.media_type = e1000_media_type_fiber;
                break;
        case E1000_DEV_ID_82571EB_SERDES:
        case E1000_DEV_ID_82572EI_SERDES:
        case E1000_DEV_ID_82571EB_SERDES_DUAL:
        case E1000_DEV_ID_82571EB_SERDES_QUAD:
-               hw->media_type = e1000_media_type_internal_serdes;
+               hw->phy.media_type = e1000_media_type_internal_serdes;
                break;
        default:
-               hw->media_type = e1000_media_type_copper;
+               hw->phy.media_type = e1000_media_type_copper;
                break;
        }
 
@@ -208,25 +217,28 @@ static s32 e1000_init_mac_params_82571(struct e1000_adapter *adapter)
        /* Set rar entry count */
        mac->rar_entry_count = E1000_RAR_ENTRIES;
        /* Set if manageability features are enabled. */
-       mac->arc_subsystem_valid =
-               (er32(FWSM) & E1000_FWSM_MODE_MASK) ? 1 : 0;
+       mac->arc_subsystem_valid = (er32(FWSM) & E1000_FWSM_MODE_MASK) ? 1 : 0;
 
        /* check for link */
-       switch (hw->media_type) {
+       switch (hw->phy.media_type) {
        case e1000_media_type_copper:
                func->setup_physical_interface = e1000_setup_copper_link_82571;
                func->check_for_link = e1000e_check_for_copper_link;
                func->get_link_up_info = e1000e_get_speed_and_duplex_copper;
                break;
        case e1000_media_type_fiber:
-               func->setup_physical_interface = e1000_setup_fiber_serdes_link_82571;
+               func->setup_physical_interface =
+                       e1000_setup_fiber_serdes_link_82571;
                func->check_for_link = e1000e_check_for_fiber_link;
-               func->get_link_up_info = e1000e_get_speed_and_duplex_fiber_serdes;
+               func->get_link_up_info =
+                       e1000e_get_speed_and_duplex_fiber_serdes;
                break;
        case e1000_media_type_internal_serdes:
-               func->setup_physical_interface = e1000_setup_fiber_serdes_link_82571;
+               func->setup_physical_interface =
+                       e1000_setup_fiber_serdes_link_82571;
                func->check_for_link = e1000e_check_for_serdes_link;
-               func->get_link_up_info = e1000e_get_speed_and_duplex_fiber_serdes;
+               func->get_link_up_info =
+                       e1000e_get_speed_and_duplex_fiber_serdes;
                break;
        default:
                return -E1000_ERR_CONFIG;
@@ -236,7 +248,7 @@ static s32 e1000_init_mac_params_82571(struct e1000_adapter *adapter)
        return 0;
 }
 
-static s32 e1000_get_invariants_82571(struct e1000_adapter *adapter)
+static s32 e1000_get_variants_82571(struct e1000_adapter *adapter)
 {
        struct e1000_hw *hw = &adapter->hw;
        static int global_quad_port_a; /* global port a indication */
@@ -322,10 +334,12 @@ static s32 e1000_get_phy_id_82571(struct e1000_hw *hw)
        switch (hw->mac.type) {
        case e1000_82571:
        case e1000_82572:
-               /* The 82571 firmware may still be configuring the PHY.
+               /*
+                * The 82571 firmware may still be configuring the PHY.
                 * In this case, we cannot access the PHY until the
                 * configuration is done.  So we explicitly set the
-                * PHY ID. */
+                * PHY ID.
+                */
                phy->id = IGP01E1000_I_PHY_ID;
                break;
        case e1000_82573:
@@ -479,8 +493,10 @@ static s32 e1000_update_nvm_checksum_82571(struct e1000_hw *hw)
        if (ret_val)
                return ret_val;
 
-       /* If our nvm is an EEPROM, then we're done
-        * otherwise, commit the checksum to the flash NVM. */
+       /*
+        * If our nvm is an EEPROM, then we're done
+        * otherwise, commit the checksum to the flash NVM.
+        */
        if (hw->nvm.type != e1000_nvm_flash_hw)
                return ret_val;
 
@@ -496,7 +512,8 @@ static s32 e1000_update_nvm_checksum_82571(struct e1000_hw *hw)
 
        /* Reset the firmware if using STM opcode. */
        if ((er32(FLOP) & 0xFF00) == E1000_STM_OPCODE) {
-               /* The enabling of and the actual reset must be done
+               /*
+                * The enabling of and the actual reset must be done
                 * in two write cycles.
                 */
                ew32(HICR, E1000_HICR_FW_RESET_ENABLE);
@@ -557,8 +574,10 @@ static s32 e1000_write_nvm_eewr_82571(struct e1000_hw *hw, u16 offset,
        u32 eewr = 0;
        s32 ret_val = 0;
 
-       /* A check for invalid values:  offset too large, too many words,
-        * and not enough words. */
+       /*
+        * A check for invalid values:  offset too large, too many words,
+        * and not enough words.
+        */
        if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) ||
            (words == 0)) {
                hw_dbg(hw, "nvm parameter(s) out of bounds\n");
@@ -645,30 +664,32 @@ static s32 e1000_set_d0_lplu_state_82571(struct e1000_hw *hw, bool active)
        } else {
                data &= ~IGP02E1000_PM_D0_LPLU;
                ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
-               /* LPLU and SmartSpeed are mutually exclusive.  LPLU is used
+               /*
+                * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
                 * during Dx states where the power conservation is most
                 * important.  During driver activity we should enable
-                * SmartSpeed, so performance is maintained. */
+                * SmartSpeed, so performance is maintained.
+                */
                if (phy->smart_speed == e1000_smart_speed_on) {
                        ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                                    &data);
+                                          &data);
                        if (ret_val)
                                return ret_val;
 
                        data |= IGP01E1000_PSCFR_SMART_SPEED;
                        ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                                    data);
+                                          data);
                        if (ret_val)
                                return ret_val;
                } else if (phy->smart_speed == e1000_smart_speed_off) {
                        ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                                    &data);
+                                          &data);
                        if (ret_val)
                                return ret_val;
 
                        data &= ~IGP01E1000_PSCFR_SMART_SPEED;
                        ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                                    data);
+                                          data);
                        if (ret_val)
                                return ret_val;
                }
@@ -693,7 +714,8 @@ static s32 e1000_reset_hw_82571(struct e1000_hw *hw)
        s32 ret_val;
        u16 i = 0;
 
-       /* Prevent the PCI-E bus from sticking if there is no TLP connection
+       /*
+        * Prevent the PCI-E bus from sticking if there is no TLP connection
         * on the last TLP read/write transaction when MAC is reset.
         */
        ret_val = e1000e_disable_pcie_master(hw);
@@ -709,8 +731,10 @@ static s32 e1000_reset_hw_82571(struct e1000_hw *hw)
 
        msleep(10);
 
-       /* Must acquire the MDIO ownership before MAC reset.
-        * Ownership defaults to firmware after a reset. */
+       /*
+        * Must acquire the MDIO ownership before MAC reset.
+        * Ownership defaults to firmware after a reset.
+        */
        if (hw->mac.type == e1000_82573) {
                extcnf_ctrl = er32(EXTCNF_CTRL);
                extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
@@ -747,7 +771,8 @@ static s32 e1000_reset_hw_82571(struct e1000_hw *hw)
                /* We don't want to continue accessing MAC registers. */
                return ret_val;
 
-       /* Phy configuration from NVM just starts after EECD_AUTO_RD is set.
+       /*
+        * Phy configuration from NVM just starts after EECD_AUTO_RD is set.
         * Need to wait for Phy configuration completion before accessing
         * NVM and Phy.
         */
@@ -793,7 +818,8 @@ static s32 e1000_init_hw_82571(struct e1000_hw *hw)
        e1000e_clear_vfta(hw);
 
        /* Setup the receive address. */
-       /* If, however, a locally administered address was assigned to the
+       /*
+        * If, however, a locally administered address was assigned to the
         * 82571, we must reserve a RAR for it to work around an issue where
         * resetting one port will reload the MAC on the other port.
         */
@@ -810,19 +836,19 @@ static s32 e1000_init_hw_82571(struct e1000_hw *hw)
        ret_val = e1000_setup_link_82571(hw);
 
        /* Set the transmit descriptor write-back policy */
-       reg_data = er32(TXDCTL);
+       reg_data = er32(TXDCTL(0));
        reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) |
                   E1000_TXDCTL_FULL_TX_DESC_WB |
                   E1000_TXDCTL_COUNT_DESC;
-       ew32(TXDCTL, reg_data);
+       ew32(TXDCTL(0), reg_data);
 
        /* ...for both queues. */
        if (mac->type != e1000_82573) {
-               reg_data = er32(TXDCTL1);
+               reg_data = er32(TXDCTL(1));
                reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) |
                           E1000_TXDCTL_FULL_TX_DESC_WB |
                           E1000_TXDCTL_COUNT_DESC;
-               ew32(TXDCTL1, reg_data);
+               ew32(TXDCTL(1), reg_data);
        } else {
                e1000e_enable_tx_pkt_filtering(hw);
                reg_data = er32(GCR);
@@ -830,7 +856,8 @@ static s32 e1000_init_hw_82571(struct e1000_hw *hw)
                ew32(GCR, reg_data);
        }
 
-       /* Clear all of the statistics registers (clear on read).  It is
+       /*
+        * Clear all of the statistics registers (clear on read).  It is
         * important that we do this after we have tried to establish link
         * because the symbol error count will increment wildly if there
         * is no link.
@@ -851,17 +878,17 @@ static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw)
        u32 reg;
 
        /* Transmit Descriptor Control 0 */
-       reg = er32(TXDCTL);
+       reg = er32(TXDCTL(0));
        reg |= (1 << 22);
-       ew32(TXDCTL, reg);
+       ew32(TXDCTL(0), reg);
 
        /* Transmit Descriptor Control 1 */
-       reg = er32(TXDCTL1);
+       reg = er32(TXDCTL(1));
        reg |= (1 << 22);
-       ew32(TXDCTL1, reg);
+       ew32(TXDCTL(1), reg);
 
        /* Transmit Arbitration Control 0 */
-       reg = er32(TARC0);
+       reg = er32(TARC(0));
        reg &= ~(0xF << 27); /* 30:27 */
        switch (hw->mac.type) {
        case e1000_82571:
@@ -871,10 +898,10 @@ static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw)
        default:
                break;
        }
-       ew32(TARC0, reg);
+       ew32(TARC(0), reg);
 
        /* Transmit Arbitration Control 1 */
-       reg = er32(TARC1);
+       reg = er32(TARC(1));
        switch (hw->mac.type) {
        case e1000_82571:
        case e1000_82572:
@@ -884,7 +911,7 @@ static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw)
                        reg &= ~(1 << 28);
                else
                        reg |= (1 << 28);
-               ew32(TARC1, reg);
+               ew32(TARC(1), reg);
                break;
        default:
                break;
@@ -922,7 +949,8 @@ void e1000e_clear_vfta(struct e1000_hw *hw)
 
        if (hw->mac.type == e1000_82573) {
                if (hw->mng_cookie.vlan_id != 0) {
-                       /* The VFTA is a 4096b bit-field, each identifying
+                       /*
+                        * The VFTA is a 4096b bit-field, each identifying
                         * a single VLAN ID.  The following operations
                         * determine which 32b entry (i.e. offset) into the
                         * array we want to set the VLAN ID (i.e. bit) of
@@ -936,7 +964,8 @@ void e1000e_clear_vfta(struct e1000_hw *hw)
                }
        }
        for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) {
-               /* If the offset we want to clear is the same offset of the
+               /*
+                * If the offset we want to clear is the same offset of the
                 * manageability VLAN ID, then clear all bits except that of
                 * the manageability unit.
                 */
@@ -947,7 +976,7 @@ void e1000e_clear_vfta(struct e1000_hw *hw)
 }
 
 /**
- *  e1000_mc_addr_list_update_82571 - Update Multicast addresses
+ *  e1000_update_mc_addr_list_82571 - 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
@@ -959,7 +988,7 @@ void e1000e_clear_vfta(struct e1000_hw *hw)
  *  The parameter rar_count will usually be hw->mac.rar_entry_count
  *  unless there are workarounds that change this.
  **/
-static void e1000_mc_addr_list_update_82571(struct e1000_hw *hw,
+static void e1000_update_mc_addr_list_82571(struct e1000_hw *hw,
                                            u8 *mc_addr_list,
                                            u32 mc_addr_count,
                                            u32 rar_used_count,
@@ -968,8 +997,8 @@ static void e1000_mc_addr_list_update_82571(struct e1000_hw *hw,
        if (e1000e_get_laa_state_82571(hw))
                rar_count--;
 
-       e1000e_mc_addr_list_update_generic(hw, mc_addr_list, mc_addr_count,
-                                         rar_used_count, rar_count);
+       e1000e_update_mc_addr_list_generic(hw, mc_addr_list, mc_addr_count,
+                                          rar_used_count, rar_count);
 }
 
 /**
@@ -984,12 +1013,13 @@ static void e1000_mc_addr_list_update_82571(struct e1000_hw *hw,
  **/
 static s32 e1000_setup_link_82571(struct e1000_hw *hw)
 {
-       /* 82573 does not have a word in the NVM to determine
+       /*
+        * 82573 does not have a word in the NVM to determine
         * the default flow control setting, so we explicitly
         * set it to full.
         */
        if (hw->mac.type == e1000_82573)
-               hw->mac.fc = e1000_fc_full;
+               hw->fc.type = e1000_fc_full;
 
        return e1000e_setup_link(hw);
 }
@@ -1050,14 +1080,14 @@ static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw)
        switch (hw->mac.type) {
        case e1000_82571:
        case e1000_82572:
-               /* If SerDes loopback mode is entered, there is no form
+               /*
+                * If SerDes loopback mode is entered, there is no form
                 * of reset to take the adapter out of that mode.  So we
                 * have to explicitly take the adapter out of loopback
                 * mode.  This prevents drivers from twiddling their thumbs
                 * if another tool failed to take it out of loopback mode.
                 */
-               ew32(SCTL,
-                               E1000_SCTL_DISABLE_SERDES_LOOPBACK);
+               ew32(SCTL, E1000_SCTL_DISABLE_SERDES_LOOPBACK);
                break;
        default:
                break;
@@ -1124,7 +1154,8 @@ void e1000e_set_laa_state_82571(struct e1000_hw *hw, bool state)
 
        /* If workaround is activated... */
        if (state)
-               /* Hold a copy of the LAA in RAR[14] This is done so that
+               /*
+                * Hold a copy of the LAA in RAR[14] This is done so that
                 * between the time RAR[0] gets clobbered and the time it
                 * gets fixed, the actual LAA is in one of the RARs and no
                 * incoming packets directed to this port are dropped.
@@ -1152,7 +1183,8 @@ static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw)
        if (nvm->type != e1000_nvm_flash_hw)
                return 0;
 
-       /* Check bit 4 of word 10h.  If it is 0, firmware is done updating
+       /*
+        * Check bit 4 of word 10h.  If it is 0, firmware is done updating
         * 10h-12h.  Checksum may need to be fixed.
         */
        ret_val = e1000_read_nvm(hw, 0x10, 1, &data);
@@ -1160,7 +1192,8 @@ static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw)
                return ret_val;
 
        if (!(data & 0x10)) {
-               /* Read 0x23 and check bit 15.  This bit is a 1
+               /*
+                * Read 0x23 and check bit 15.  This bit is a 1
                 * when the checksum has already been fixed.  If
                 * the checksum is still wrong and this bit is a
                 * 1, we need to return bad checksum.  Otherwise,
@@ -1240,7 +1273,7 @@ static struct e1000_mac_operations e82571_mac_ops = {
        /* .get_link_up_info: media type dependent */
        .led_on                 = e1000e_led_on_generic,
        .led_off                = e1000e_led_off_generic,
-       .mc_addr_list_update    = e1000_mc_addr_list_update_82571,
+       .update_mc_addr_list    = e1000_update_mc_addr_list_82571,
        .reset_hw               = e1000_reset_hw_82571,
        .init_hw                = e1000_init_hw_82571,
        .setup_link             = e1000_setup_link_82571,
@@ -1293,18 +1326,16 @@ struct e1000_info e1000_82571_info = {
        .mac                    = e1000_82571,
        .flags                  = FLAG_HAS_HW_VLAN_FILTER
                                  | FLAG_HAS_JUMBO_FRAMES
-                                 | FLAG_HAS_STATS_PTC_PRC
                                  | FLAG_HAS_WOL
                                  | FLAG_APME_IN_CTRL3
                                  | FLAG_RX_CSUM_ENABLED
                                  | FLAG_HAS_CTRLEXT_ON_LOAD
-                                 | FLAG_HAS_STATS_ICR_ICT
                                  | FLAG_HAS_SMART_POWER_DOWN
                                  | FLAG_RESET_OVERWRITES_LAA /* errata */
                                  | FLAG_TARC_SPEED_MODE_BIT /* errata */
                                  | FLAG_APME_CHECK_PORT_B,
        .pba                    = 38,
-       .get_invariants         = e1000_get_invariants_82571,
+       .get_variants           = e1000_get_variants_82571,
        .mac_ops                = &e82571_mac_ops,
        .phy_ops                = &e82_phy_ops_igp,
        .nvm_ops                = &e82571_nvm_ops,
@@ -1314,15 +1345,13 @@ struct e1000_info e1000_82572_info = {
        .mac                    = e1000_82572,
        .flags                  = FLAG_HAS_HW_VLAN_FILTER
                                  | FLAG_HAS_JUMBO_FRAMES
-                                 | FLAG_HAS_STATS_PTC_PRC
                                  | FLAG_HAS_WOL
                                  | FLAG_APME_IN_CTRL3
                                  | FLAG_RX_CSUM_ENABLED
                                  | FLAG_HAS_CTRLEXT_ON_LOAD
-                                 | FLAG_HAS_STATS_ICR_ICT
                                  | FLAG_TARC_SPEED_MODE_BIT, /* errata */
        .pba                    = 38,
-       .get_invariants         = e1000_get_invariants_82571,
+       .get_variants           = e1000_get_variants_82571,
        .mac_ops                = &e82571_mac_ops,
        .phy_ops                = &e82_phy_ops_igp,
        .nvm_ops                = &e82571_nvm_ops,
@@ -1332,17 +1361,15 @@ struct e1000_info e1000_82573_info = {
        .mac                    = e1000_82573,
        .flags                  = FLAG_HAS_HW_VLAN_FILTER
                                  | FLAG_HAS_JUMBO_FRAMES
-                                 | FLAG_HAS_STATS_PTC_PRC
                                  | FLAG_HAS_WOL
                                  | FLAG_APME_IN_CTRL3
                                  | FLAG_RX_CSUM_ENABLED
-                                 | FLAG_HAS_STATS_ICR_ICT
                                  | FLAG_HAS_SMART_POWER_DOWN
                                  | FLAG_HAS_AMT
                                  | FLAG_HAS_ERT
                                  | FLAG_HAS_SWSM_ON_LOAD,
        .pba                    = 20,
-       .get_invariants         = e1000_get_invariants_82571,
+       .get_variants           = e1000_get_variants_82571,
        .mac_ops                = &e82571_mac_ops,
        .phy_ops                = &e82_phy_ops_m88,
        .nvm_ops                = &e82571_nvm_ops,