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6064 ixgbe needs X550 support

@@ -1,8 +1,8 @@
 /******************************************************************************
 
-  Copyright (c) 2001-2012, Intel Corporation 
+  Copyright (c) 2001-2015, Intel Corporation 
   All rights reserved.
   
   Redistribution and use in source and binary forms, with or without 
   modification, are permitted provided that the following conditions are met:
   

@@ -28,19 +28,25 @@
   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   POSSIBILITY OF SUCH DAMAGE.
 
 ******************************************************************************/
-/*$FreeBSD: src/sys/dev/ixgbe/ixgbe_x540.c,v 1.2 2012/07/05 20:51:44 jfv Exp $*/
+/*$FreeBSD$*/
 
 #include "ixgbe_x540.h"
 #include "ixgbe_type.h"
 #include "ixgbe_api.h"
 #include "ixgbe_common.h"
 #include "ixgbe_phy.h"
 
-static s32 ixgbe_update_flash_X540(struct ixgbe_hw *hw);
+#define IXGBE_X540_MAX_TX_QUEUES        128
+#define IXGBE_X540_MAX_RX_QUEUES        128
+#define IXGBE_X540_RAR_ENTRIES          128
+#define IXGBE_X540_MC_TBL_SIZE          128
+#define IXGBE_X540_VFT_TBL_SIZE         128
+#define IXGBE_X540_RX_PB_SIZE           384
+
 static s32 ixgbe_poll_flash_update_done_X540(struct ixgbe_hw *hw);
 static s32 ixgbe_get_swfw_sync_semaphore(struct ixgbe_hw *hw);
 static void ixgbe_release_swfw_sync_semaphore(struct ixgbe_hw *hw);
 
 /**

@@ -62,87 +68,91 @@
         ret_val = ixgbe_init_phy_ops_generic(hw);
         ret_val = ixgbe_init_ops_generic(hw);
 
 
         /* EEPROM */
-        eeprom->ops.init_params = &ixgbe_init_eeprom_params_X540;
-        eeprom->ops.read = &ixgbe_read_eerd_X540;
-        eeprom->ops.read_buffer = &ixgbe_read_eerd_buffer_X540;
-        eeprom->ops.write = &ixgbe_write_eewr_X540;
-        eeprom->ops.write_buffer = &ixgbe_write_eewr_buffer_X540;
-        eeprom->ops.update_checksum = &ixgbe_update_eeprom_checksum_X540;
-        eeprom->ops.validate_checksum = &ixgbe_validate_eeprom_checksum_X540;
-        eeprom->ops.calc_checksum = &ixgbe_calc_eeprom_checksum_X540;
+        eeprom->ops.init_params = ixgbe_init_eeprom_params_X540;
+        eeprom->ops.read = ixgbe_read_eerd_X540;
+        eeprom->ops.read_buffer = ixgbe_read_eerd_buffer_X540;
+        eeprom->ops.write = ixgbe_write_eewr_X540;
+        eeprom->ops.write_buffer = ixgbe_write_eewr_buffer_X540;
+        eeprom->ops.update_checksum = ixgbe_update_eeprom_checksum_X540;
+        eeprom->ops.validate_checksum = ixgbe_validate_eeprom_checksum_X540;
+        eeprom->ops.calc_checksum = ixgbe_calc_eeprom_checksum_X540;
 
         /* PHY */
-        phy->ops.init = &ixgbe_init_phy_ops_generic;
+        phy->ops.init = ixgbe_init_phy_ops_generic;
         phy->ops.reset = NULL;
+        phy->ops.set_phy_power = ixgbe_set_copper_phy_power;
 
         /* MAC */
-        mac->ops.reset_hw = &ixgbe_reset_hw_X540;
-        mac->ops.enable_relaxed_ordering = &ixgbe_enable_relaxed_ordering_gen2;
-        mac->ops.get_media_type = &ixgbe_get_media_type_X540;
+        mac->ops.reset_hw = ixgbe_reset_hw_X540;
+        mac->ops.enable_relaxed_ordering = ixgbe_enable_relaxed_ordering_gen2;
+        mac->ops.get_media_type = ixgbe_get_media_type_X540;
         mac->ops.get_supported_physical_layer =
-                                    &ixgbe_get_supported_physical_layer_X540;
+                                    ixgbe_get_supported_physical_layer_X540;
         mac->ops.read_analog_reg8 = NULL;
         mac->ops.write_analog_reg8 = NULL;
-        mac->ops.start_hw = &ixgbe_start_hw_X540;
-        mac->ops.get_san_mac_addr = &ixgbe_get_san_mac_addr_generic;
-        mac->ops.set_san_mac_addr = &ixgbe_set_san_mac_addr_generic;
-        mac->ops.get_device_caps = &ixgbe_get_device_caps_generic;
-        mac->ops.get_wwn_prefix = &ixgbe_get_wwn_prefix_generic;
-        mac->ops.get_fcoe_boot_status = &ixgbe_get_fcoe_boot_status_generic;
-        mac->ops.acquire_swfw_sync = &ixgbe_acquire_swfw_sync_X540;
-        mac->ops.release_swfw_sync = &ixgbe_release_swfw_sync_X540;
-        mac->ops.disable_sec_rx_path = &ixgbe_disable_sec_rx_path_generic;
-        mac->ops.enable_sec_rx_path = &ixgbe_enable_sec_rx_path_generic;
+        mac->ops.start_hw = ixgbe_start_hw_X540;
+        mac->ops.get_san_mac_addr = ixgbe_get_san_mac_addr_generic;
+        mac->ops.set_san_mac_addr = ixgbe_set_san_mac_addr_generic;
+        mac->ops.get_device_caps = ixgbe_get_device_caps_generic;
+        mac->ops.get_wwn_prefix = ixgbe_get_wwn_prefix_generic;
+        mac->ops.get_fcoe_boot_status = ixgbe_get_fcoe_boot_status_generic;
+        mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync_X540;
+        mac->ops.release_swfw_sync = ixgbe_release_swfw_sync_X540;
+        mac->ops.disable_sec_rx_path = ixgbe_disable_sec_rx_path_generic;
+        mac->ops.enable_sec_rx_path = ixgbe_enable_sec_rx_path_generic;
 
         /* RAR, Multicast, VLAN */
-        mac->ops.set_vmdq = &ixgbe_set_vmdq_generic;
-        mac->ops.set_vmdq_san_mac = &ixgbe_set_vmdq_san_mac_generic;
-        mac->ops.clear_vmdq = &ixgbe_clear_vmdq_generic;
-        mac->ops.insert_mac_addr = &ixgbe_insert_mac_addr_generic;
+        mac->ops.set_vmdq = ixgbe_set_vmdq_generic;
+        mac->ops.set_vmdq_san_mac = ixgbe_set_vmdq_san_mac_generic;
+        mac->ops.clear_vmdq = ixgbe_clear_vmdq_generic;
+        mac->ops.insert_mac_addr = ixgbe_insert_mac_addr_generic;
         mac->rar_highwater = 1;
-        mac->ops.set_vfta = &ixgbe_set_vfta_generic;
-        mac->ops.set_vlvf = &ixgbe_set_vlvf_generic;
-        mac->ops.clear_vfta = &ixgbe_clear_vfta_generic;
-        mac->ops.init_uta_tables = &ixgbe_init_uta_tables_generic;
-        mac->ops.set_mac_anti_spoofing = &ixgbe_set_mac_anti_spoofing;
-        mac->ops.set_vlan_anti_spoofing = &ixgbe_set_vlan_anti_spoofing;
+        mac->ops.set_vfta = ixgbe_set_vfta_generic;
+        mac->ops.set_vlvf = ixgbe_set_vlvf_generic;
+        mac->ops.clear_vfta = ixgbe_clear_vfta_generic;
+        mac->ops.init_uta_tables = ixgbe_init_uta_tables_generic;
+        mac->ops.set_mac_anti_spoofing = ixgbe_set_mac_anti_spoofing;
+        mac->ops.set_vlan_anti_spoofing = ixgbe_set_vlan_anti_spoofing;
 
         /* Link */
         mac->ops.get_link_capabilities =
-                                &ixgbe_get_copper_link_capabilities_generic;
-        mac->ops.setup_link = &ixgbe_setup_mac_link_X540;
-        mac->ops.setup_rxpba = &ixgbe_set_rxpba_generic;
-        mac->ops.check_link = &ixgbe_check_mac_link_generic;
+                                ixgbe_get_copper_link_capabilities_generic;
+        mac->ops.setup_link = ixgbe_setup_mac_link_X540;
+        mac->ops.setup_rxpba = ixgbe_set_rxpba_generic;
+        mac->ops.check_link = ixgbe_check_mac_link_generic;
 
-        mac->mcft_size          = 128;
-        mac->vft_size           = 128;
-        mac->num_rar_entries    = 128;
-        mac->rx_pb_size         = 384;
-        mac->max_tx_queues      = 128;
-        mac->max_rx_queues      = 128;
+
+        mac->mcft_size          = IXGBE_X540_MC_TBL_SIZE;
+        mac->vft_size           = IXGBE_X540_VFT_TBL_SIZE;
+        mac->num_rar_entries    = IXGBE_X540_RAR_ENTRIES;
+        mac->rx_pb_size         = IXGBE_X540_RX_PB_SIZE;
+        mac->max_rx_queues      = IXGBE_X540_MAX_RX_QUEUES;
+        mac->max_tx_queues      = IXGBE_X540_MAX_TX_QUEUES;
         mac->max_msix_vectors   = ixgbe_get_pcie_msix_count_generic(hw);
 
         /*
          * FWSM register
          * ARC supported; valid only if manageability features are
          * enabled.
          */
-        mac->arc_subsystem_valid = (IXGBE_READ_REG(hw, IXGBE_FWSM) &
-                                   IXGBE_FWSM_MODE_MASK) ? TRUE : FALSE;
+        mac->arc_subsystem_valid = !!(IXGBE_READ_REG(hw, IXGBE_FWSM_BY_MAC(hw))
+                                     & IXGBE_FWSM_MODE_MASK);
 
         hw->mbx.ops.init_params = ixgbe_init_mbx_params_pf;
 
         /* LEDs */
         mac->ops.blink_led_start = ixgbe_blink_led_start_X540;
         mac->ops.blink_led_stop = ixgbe_blink_led_stop_X540;
 
         /* Manageability interface */
-        mac->ops.set_fw_drv_ver = &ixgbe_set_fw_drv_ver_generic;
+        mac->ops.set_fw_drv_ver = ixgbe_set_fw_drv_ver_generic;
 
+        mac->ops.get_rtrup2tc = ixgbe_dcb_get_rtrup2tc_generic;
+
         return ret_val;
 }
 
 /**
  *  ixgbe_get_link_capabilities_X540 - Determines link capabilities

@@ -154,11 +164,13 @@
  **/
 s32 ixgbe_get_link_capabilities_X540(struct ixgbe_hw *hw,
                                      ixgbe_link_speed *speed,
                                      bool *autoneg)
 {
-        return ixgbe_get_copper_link_capabilities_generic(hw, speed, autoneg);
+        ixgbe_get_copper_link_capabilities_generic(hw, speed, autoneg);
+
+        return IXGBE_SUCCESS;
 }
 
 /**
  *  ixgbe_get_media_type_X540 - Get media type
  *  @hw: pointer to hardware structure

@@ -173,20 +185,18 @@
 
 /**
  *  ixgbe_setup_mac_link_X540 - Sets the auto advertised capabilities
  *  @hw: pointer to hardware structure
  *  @speed: new link speed
- *  @autoneg: TRUE if autonegotiation enabled
  *  @autoneg_wait_to_complete: TRUE when waiting for completion is needed
  **/
 s32 ixgbe_setup_mac_link_X540(struct ixgbe_hw *hw,
-                              ixgbe_link_speed speed, bool autoneg,
+                              ixgbe_link_speed speed,
                               bool autoneg_wait_to_complete)
 {
         DEBUGFUNC("ixgbe_setup_mac_link_X540");
-        return hw->phy.ops.setup_link_speed(hw, speed, autoneg,
-                                            autoneg_wait_to_complete);
+        return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait_to_complete);
 }
 
 /**
  *  ixgbe_reset_hw_X540 - Perform hardware reset
  *  @hw: pointer to hardware structure

@@ -223,11 +233,12 @@
                         break;
         }
 
         if (ctrl & IXGBE_CTRL_RST_MASK) {
                 status = IXGBE_ERR_RESET_FAILED;
-                DEBUGOUT("Reset polling failed to complete.\n");
+                ERROR_REPORT1(IXGBE_ERROR_POLLING,
+                             "Reset polling failed to complete.\n");
         }
         msec_delay(100);
 
         /*
          * Double resets are required for recovery from certain error

@@ -342,11 +353,11 @@
 
         if (eeprom->type == ixgbe_eeprom_uninitialized) {
                 eeprom->semaphore_delay = 10;
                 eeprom->type = ixgbe_flash;
 
-                eec = IXGBE_READ_REG(hw, IXGBE_EEC);
+                eec = IXGBE_READ_REG(hw, IXGBE_EEC_BY_MAC(hw));
                 eeprom_size = (u16)((eec & IXGBE_EEC_SIZE) >>
                                     IXGBE_EEC_SIZE_SHIFT);
                 eeprom->word_size = 1 << (eeprom_size +
                                           IXGBE_EEPROM_WORD_SIZE_SHIFT);
 

@@ -369,16 +380,17 @@
 {
         s32 status = IXGBE_SUCCESS;
 
         DEBUGFUNC("ixgbe_read_eerd_X540");
         if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) ==
-            IXGBE_SUCCESS)
+            IXGBE_SUCCESS) {
                 status = ixgbe_read_eerd_generic(hw, offset, data);
-        else
+                hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
+        } else {
                 status = IXGBE_ERR_SWFW_SYNC;
+        }
 
-        hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
         return status;
 }
 
 /**
  *  ixgbe_read_eerd_buffer_X540- Read EEPROM word(s) using EERD

@@ -394,17 +406,18 @@
 {
         s32 status = IXGBE_SUCCESS;
 
         DEBUGFUNC("ixgbe_read_eerd_buffer_X540");
         if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) ==
-            IXGBE_SUCCESS)
+            IXGBE_SUCCESS) {
                 status = ixgbe_read_eerd_buffer_generic(hw, offset,
                                                         words, data);
-        else
+                hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
+        } else {
                 status = IXGBE_ERR_SWFW_SYNC;
+        }
 
-        hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
         return status;
 }
 
 /**
  *  ixgbe_write_eewr_X540 - Write EEPROM word using EEWR

@@ -418,16 +431,17 @@
 {
         s32 status = IXGBE_SUCCESS;
 
         DEBUGFUNC("ixgbe_write_eewr_X540");
         if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) ==
-            IXGBE_SUCCESS)
+            IXGBE_SUCCESS) {
                 status = ixgbe_write_eewr_generic(hw, offset, data);
-        else
+                hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
+        } else {
                 status = IXGBE_ERR_SWFW_SYNC;
+        }
 
-        hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
         return status;
 }
 
 /**
  *  ixgbe_write_eewr_buffer_X540 - Write EEPROM word(s) using EEWR

@@ -443,17 +457,18 @@
 {
         s32 status = IXGBE_SUCCESS;
 
         DEBUGFUNC("ixgbe_write_eewr_buffer_X540");
         if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) ==
-            IXGBE_SUCCESS)
+            IXGBE_SUCCESS) {
                 status = ixgbe_write_eewr_buffer_generic(hw, offset,
                                                          words, data);
-        else
+                hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
+        } else {
                 status = IXGBE_ERR_SWFW_SYNC;
+        }
 
-        hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
         return status;
 }
 
 /**
  *  ixgbe_calc_eeprom_checksum_X540 - Calculates and returns the checksum

@@ -460,79 +475,79 @@
  *
  *  This function does not use synchronization for EERD and EEWR. It can
  *  be used internally by function which utilize ixgbe_acquire_swfw_sync_X540.
  *
  *  @hw: pointer to hardware structure
+ *
+ *  Returns a negative error code on error, or the 16-bit checksum
  **/
-u16 ixgbe_calc_eeprom_checksum_X540(struct ixgbe_hw *hw)
+s32 ixgbe_calc_eeprom_checksum_X540(struct ixgbe_hw *hw)
 {
-        u16 i;
-        u16 j;
+        u16 i, j;
         u16 checksum = 0;
         u16 length = 0;
         u16 pointer = 0;
         u16 word = 0;
+        u16 checksum_last_word = IXGBE_EEPROM_CHECKSUM;
+        u16 ptr_start = IXGBE_PCIE_ANALOG_PTR;
 
-        /*
-         * Do not use hw->eeprom.ops.read because we do not want to take
+        /* Do not use hw->eeprom.ops.read because we do not want to take
          * the synchronization semaphores here. Instead use
          * ixgbe_read_eerd_generic
          */
 
         DEBUGFUNC("ixgbe_calc_eeprom_checksum_X540");
 
         /* Include 0x0-0x3F in the checksum */
-        for (i = 0; i < IXGBE_EEPROM_CHECKSUM; i++) {
-                if (ixgbe_read_eerd_generic(hw, i, &word) != IXGBE_SUCCESS) {
+        for (i = 0; i <= checksum_last_word; i++) {
+                if (ixgbe_read_eerd_generic(hw, i, &word)) {
                         DEBUGOUT("EEPROM read failed\n");
-                        break;
+                        return IXGBE_ERR_EEPROM;
                 }
+                if (i != IXGBE_EEPROM_CHECKSUM)
                 checksum += word;
         }
 
-        /*
-         * Include all data from pointers 0x3, 0x6-0xE.  This excludes the
+        /* Include all data from pointers 0x3, 0x6-0xE.  This excludes the
          * FW, PHY module, and PCIe Expansion/Option ROM pointers.
          */
-        for (i = IXGBE_PCIE_ANALOG_PTR; i < IXGBE_FW_PTR; i++) {
+        for (i = ptr_start; i < IXGBE_FW_PTR; i++) {
                 if (i == IXGBE_PHY_PTR || i == IXGBE_OPTION_ROM_PTR)
                         continue;
 
-                if (ixgbe_read_eerd_generic(hw, i, &pointer) != IXGBE_SUCCESS) {
+                if (ixgbe_read_eerd_generic(hw, i, &pointer)) {
                         DEBUGOUT("EEPROM read failed\n");
-                        break;
+                        return IXGBE_ERR_EEPROM;
                 }
 
                 /* Skip pointer section if the pointer is invalid. */
                 if (pointer == 0xFFFF || pointer == 0 ||
                     pointer >= hw->eeprom.word_size)
                         continue;
 
-                if (ixgbe_read_eerd_generic(hw, pointer, &length) !=
-                    IXGBE_SUCCESS) {
+                if (ixgbe_read_eerd_generic(hw, pointer, &length)) {
                         DEBUGOUT("EEPROM read failed\n");
-                        break;
+                        return IXGBE_ERR_EEPROM;
                 }
 
                 /* Skip pointer section if length is invalid. */
                 if (length == 0xFFFF || length == 0 ||
                     (pointer + length) >= hw->eeprom.word_size)
                         continue;
 
-                for (j = pointer+1; j <= pointer+length; j++) {
-                        if (ixgbe_read_eerd_generic(hw, j, &word) !=
-                            IXGBE_SUCCESS) {
+                for (j = pointer + 1; j <= pointer + length; j++) {
+                        if (ixgbe_read_eerd_generic(hw, j, &word)) {
                                 DEBUGOUT("EEPROM read failed\n");
-                                break;
+                                return IXGBE_ERR_EEPROM;
                         }
                         checksum += word;
                 }
         }
 
         checksum = (u16)IXGBE_EEPROM_SUM - checksum;
 
-        return checksum;
+        return (s32)checksum;
 }
 
 /**
  *  ixgbe_validate_eeprom_checksum_X540 - Validate EEPROM checksum
  *  @hw: pointer to hardware structure

@@ -548,51 +563,53 @@
         u16 checksum;
         u16 read_checksum = 0;
 
         DEBUGFUNC("ixgbe_validate_eeprom_checksum_X540");
 
-        /*
-         * Read the first word from the EEPROM. If this times out or fails, do
+        /* Read the first word from the EEPROM. If this times out or fails, do
          * not continue or we could be in for a very long wait while every
          * EEPROM read fails
          */
         status = hw->eeprom.ops.read(hw, 0, &checksum);
-
-        if (status != IXGBE_SUCCESS) {
+        if (status) {
                 DEBUGOUT("EEPROM read failed\n");
-                goto out;
+                return status;
         }
 
-        if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) ==
-            IXGBE_SUCCESS) {
-                checksum = hw->eeprom.ops.calc_checksum(hw);
+        if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM))
+                return IXGBE_ERR_SWFW_SYNC;
 
-                /*
-                 * Do not use hw->eeprom.ops.read because we do not want to take
+        status = hw->eeprom.ops.calc_checksum(hw);
+        if (status < 0)
+                goto out;
+
+        checksum = (u16)(status & 0xffff);
+
+        /* Do not use hw->eeprom.ops.read because we do not want to take
                  * the synchronization semaphores twice here.
                 */
                 status = ixgbe_read_eerd_generic(hw, IXGBE_EEPROM_CHECKSUM,
                                         &read_checksum);
+        if (status)
+                goto out;
 
-                if (status == IXGBE_SUCCESS) {
-                        /*
-                         * Verify read checksum from EEPROM is the same as
+        /* Verify read checksum from EEPROM is the same as
                          * calculated checksum
                          */
-                        if (read_checksum != checksum)
+        if (read_checksum != checksum) {
+                ERROR_REPORT1(IXGBE_ERROR_INVALID_STATE,
+                             "Invalid EEPROM checksum");
                                 status = IXGBE_ERR_EEPROM_CHECKSUM;
+        }
 
                         /* If the user cares, return the calculated checksum */
                         if (checksum_val)
                                 *checksum_val = checksum;
-                }
-        } else {
-                status = IXGBE_ERR_SWFW_SYNC;
-        }
 
-        hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
 out:
+        hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
+
         return status;
 }
 
 /**
  * ixgbe_update_eeprom_checksum_X540 - Updates the EEPROM checksum and flash

@@ -607,37 +624,39 @@
         s32 status;
         u16 checksum;
 
         DEBUGFUNC("ixgbe_update_eeprom_checksum_X540");
 
-        /*
-         * Read the first word from the EEPROM. If this times out or fails, do
+        /* Read the first word from the EEPROM. If this times out or fails, do
          * not continue or we could be in for a very long wait while every
          * EEPROM read fails
          */
         status = hw->eeprom.ops.read(hw, 0, &checksum);
-
-        if (status != IXGBE_SUCCESS)
+        if (status) {
                 DEBUGOUT("EEPROM read failed\n");
+                return status;
+        }
 
-        if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) ==
-            IXGBE_SUCCESS) {
-                checksum = hw->eeprom.ops.calc_checksum(hw);
+        if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM))
+                return IXGBE_ERR_SWFW_SYNC;
 
-                /*
-                 * Do not use hw->eeprom.ops.write because we do not want to
+        status = hw->eeprom.ops.calc_checksum(hw);
+        if (status < 0)
+                goto out;
+
+        checksum = (u16)(status & 0xffff);
+
+        /* Do not use hw->eeprom.ops.write because we do not want to
                  * take the synchronization semaphores twice here.
                 */
-                status = ixgbe_write_eewr_generic(hw, IXGBE_EEPROM_CHECKSUM,
-                                                  checksum);
+        status = ixgbe_write_eewr_generic(hw, IXGBE_EEPROM_CHECKSUM, checksum);
+        if (status)
+                goto out;
 
-        if (status == IXGBE_SUCCESS)
                 status = ixgbe_update_flash_X540(hw);
-        else
-                status = IXGBE_ERR_SWFW_SYNC;
-        }
 
+out:
         hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
 
         return status;
 }
 

@@ -646,38 +665,38 @@
  *  @hw: pointer to hardware structure
  *
  *  Set FLUP (bit 23) of the EEC register to instruct Hardware to copy
  *  EEPROM from shadow RAM to the flash device.
  **/
-static s32 ixgbe_update_flash_X540(struct ixgbe_hw *hw)
+s32 ixgbe_update_flash_X540(struct ixgbe_hw *hw)
 {
         u32 flup;
-        s32 status = IXGBE_ERR_EEPROM;
+        s32 status;
 
         DEBUGFUNC("ixgbe_update_flash_X540");
 
         status = ixgbe_poll_flash_update_done_X540(hw);
         if (status == IXGBE_ERR_EEPROM) {
                 DEBUGOUT("Flash update time out\n");
                 goto out;
         }
 
-        flup = IXGBE_READ_REG(hw, IXGBE_EEC) | IXGBE_EEC_FLUP;
-        IXGBE_WRITE_REG(hw, IXGBE_EEC, flup);
+        flup = IXGBE_READ_REG(hw, IXGBE_EEC_BY_MAC(hw)) | IXGBE_EEC_FLUP;
+        IXGBE_WRITE_REG(hw, IXGBE_EEC_BY_MAC(hw), flup);
 
         status = ixgbe_poll_flash_update_done_X540(hw);
         if (status == IXGBE_SUCCESS)
                 DEBUGOUT("Flash update complete\n");
         else
                 DEBUGOUT("Flash update time out\n");
 
-        if (hw->revision_id == 0) {
-                flup = IXGBE_READ_REG(hw, IXGBE_EEC);
+        if (hw->mac.type == ixgbe_mac_X540 && hw->revision_id == 0) {
+                flup = IXGBE_READ_REG(hw, IXGBE_EEC_BY_MAC(hw));
 
                 if (flup & IXGBE_EEC_SEC1VAL) {
                         flup |= IXGBE_EEC_FLUP;
-                        IXGBE_WRITE_REG(hw, IXGBE_EEC, flup);
+                        IXGBE_WRITE_REG(hw, IXGBE_EEC_BY_MAC(hw), flup);
                 }
 
                 status = ixgbe_poll_flash_update_done_X540(hw);
                 if (status == IXGBE_SUCCESS)
                         DEBUGOUT("Flash update complete\n");

@@ -702,17 +721,22 @@
         s32 status = IXGBE_ERR_EEPROM;
 
         DEBUGFUNC("ixgbe_poll_flash_update_done_X540");
 
         for (i = 0; i < IXGBE_FLUDONE_ATTEMPTS; i++) {
-                reg = IXGBE_READ_REG(hw, IXGBE_EEC);
+                reg = IXGBE_READ_REG(hw, IXGBE_EEC_BY_MAC(hw));
                 if (reg & IXGBE_EEC_FLUDONE) {
                         status = IXGBE_SUCCESS;
                         break;
                 }
-                usec_delay(5);
+                msec_delay(5);
         }
+
+        if (i == IXGBE_FLUDONE_ATTEMPTS)
+                ERROR_REPORT1(IXGBE_ERROR_POLLING,
+                             "Flash update status polling timed out");
+
         return status;
 }
 
 /**
  *  ixgbe_acquire_swfw_sync_X540 - Acquire SWFW semaphore

@@ -720,83 +744,95 @@
  *  @mask: Mask to specify which semaphore to acquire
  *
  *  Acquires the SWFW semaphore thought the SW_FW_SYNC register for
  *  the specified function (CSR, PHY0, PHY1, NVM, Flash)
  **/
-s32 ixgbe_acquire_swfw_sync_X540(struct ixgbe_hw *hw, u16 mask)
+s32 ixgbe_acquire_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask)
 {
-        u32 swfw_sync;
-        u32 swmask = mask;
-        u32 fwmask = mask << 5;
-        u32 hwmask = 0;
+        u32 swmask = mask & IXGBE_GSSR_NVM_PHY_MASK;
+        u32 fwmask = swmask << 5;
+        u32 swi2c_mask = mask & IXGBE_GSSR_I2C_MASK;
         u32 timeout = 200;
+        u32 hwmask = 0;
+        u32 swfw_sync;
         u32 i;
-        s32 ret_val = IXGBE_SUCCESS;
 
         DEBUGFUNC("ixgbe_acquire_swfw_sync_X540");
 
-        if (swmask == IXGBE_GSSR_EEP_SM)
-                hwmask = IXGBE_GSSR_FLASH_SM;
+        if (swmask & IXGBE_GSSR_EEP_SM)
+                hwmask |= IXGBE_GSSR_FLASH_SM;
 
         /* SW only mask doesn't have FW bit pair */
-        if (swmask == IXGBE_GSSR_SW_MNG_SM)
-                fwmask = 0;
+        if (mask & IXGBE_GSSR_SW_MNG_SM)
+                swmask |= IXGBE_GSSR_SW_MNG_SM;
 
+        swmask |= swi2c_mask;
+        fwmask |= swi2c_mask << 2;
         for (i = 0; i < timeout; i++) {
-                /*
-                 * SW NVM semaphore bit is used for access to all
+                /* SW NVM semaphore bit is used for access to all
                  * SW_FW_SYNC bits (not just NVM)
                  */
-                if (ixgbe_get_swfw_sync_semaphore(hw)) {
-                        ret_val = IXGBE_ERR_SWFW_SYNC;
-                        goto out;
-                }
+                if (ixgbe_get_swfw_sync_semaphore(hw))
+                        return IXGBE_ERR_SWFW_SYNC;
 
-                swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC);
+                swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw));
                 if (!(swfw_sync & (fwmask | swmask | hwmask))) {
                         swfw_sync |= swmask;
-                        IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC, swfw_sync);
+                        IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw),
+                                        swfw_sync);
                         ixgbe_release_swfw_sync_semaphore(hw);
                         msec_delay(5);
-                        goto out;
-                } else {
-                        /*
-                         * Firmware currently using resource (fwmask), hardware
+                        return IXGBE_SUCCESS;
+                }
+                /* Firmware currently using resource (fwmask), hardware
                          * currently using resource (hwmask), or other software
                          * thread currently using resource (swmask)
                          */
                         ixgbe_release_swfw_sync_semaphore(hw);
                         msec_delay(5);
                 }
-        }
 
         /* Failed to get SW only semaphore */
         if (swmask == IXGBE_GSSR_SW_MNG_SM) {
-                ret_val = IXGBE_ERR_SWFW_SYNC;
-                goto out;
+                ERROR_REPORT1(IXGBE_ERROR_POLLING,
+                             "Failed to get SW only semaphore");
+                return IXGBE_ERR_SWFW_SYNC;
         }
 
         /* If the resource is not released by the FW/HW the SW can assume that
-         * the FW/HW malfunctions. In that case the SW should sets the SW bit(s)
+         * the FW/HW malfunctions. In that case the SW should set the SW bit(s)
          * of the requested resource(s) while ignoring the corresponding FW/HW
          * bits in the SW_FW_SYNC register.
          */
-        swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC);
+        if (ixgbe_get_swfw_sync_semaphore(hw))
+                return IXGBE_ERR_SWFW_SYNC;
+        swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw));
         if (swfw_sync & (fwmask | hwmask)) {
-                if (ixgbe_get_swfw_sync_semaphore(hw)) {
-                        ret_val = IXGBE_ERR_SWFW_SYNC;
-                        goto out;
-                }
-
                 swfw_sync |= swmask;
-                IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC, swfw_sync);
+                IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw), swfw_sync);
                 ixgbe_release_swfw_sync_semaphore(hw);
                 msec_delay(5);
+                return IXGBE_SUCCESS;
         }
+        /* If the resource is not released by other SW the SW can assume that
+         * the other SW malfunctions. In that case the SW should clear all SW
+         * flags that it does not own and then repeat the whole process once
+         * again.
+         */
+        if (swfw_sync & swmask) {
+                u32 rmask = IXGBE_GSSR_EEP_SM | IXGBE_GSSR_PHY0_SM |
+                            IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_MAC_CSR_SM;
 
-out:
-        return ret_val;
+                if (swi2c_mask)
+                        rmask |= IXGBE_GSSR_I2C_MASK;
+                ixgbe_release_swfw_sync_X540(hw, rmask);
+                ixgbe_release_swfw_sync_semaphore(hw);
+                return IXGBE_ERR_SWFW_SYNC;
+        }
+        ixgbe_release_swfw_sync_semaphore(hw);
+
+        return IXGBE_ERR_SWFW_SYNC;
 }
 
 /**
  *  ixgbe_release_swfw_sync_X540 - Release SWFW semaphore
  *  @hw: pointer to hardware structure

@@ -803,29 +839,31 @@
  *  @mask: Mask to specify which semaphore to release
  *
  *  Releases the SWFW semaphore through the SW_FW_SYNC register
  *  for the specified function (CSR, PHY0, PHY1, EVM, Flash)
  **/
-void ixgbe_release_swfw_sync_X540(struct ixgbe_hw *hw, u16 mask)
+void ixgbe_release_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask)
 {
+        u32 swmask = mask & (IXGBE_GSSR_NVM_PHY_MASK | IXGBE_GSSR_SW_MNG_SM);
         u32 swfw_sync;
-        u32 swmask = mask;
 
         DEBUGFUNC("ixgbe_release_swfw_sync_X540");
 
-        (void) ixgbe_get_swfw_sync_semaphore(hw);
+        if (mask & IXGBE_GSSR_I2C_MASK)
+                swmask |= mask & IXGBE_GSSR_I2C_MASK;
+        ixgbe_get_swfw_sync_semaphore(hw);
 
-        swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC);
+        swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw));
         swfw_sync &= ~swmask;
-        IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC, swfw_sync);
+        IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw), swfw_sync);
 
         ixgbe_release_swfw_sync_semaphore(hw);
         msec_delay(5);
 }
 
 /**
- *  ixgbe_get_nvm_semaphore - Get hardware semaphore
+ *  ixgbe_get_swfw_sync_semaphore - Get hardware semaphore
  *  @hw: pointer to hardware structure
  *
  *  Sets the hardware semaphores so SW/FW can gain control of shared resources
  **/
 static s32 ixgbe_get_swfw_sync_semaphore(struct ixgbe_hw *hw)

@@ -841,11 +879,11 @@
         for (i = 0; i < timeout; i++) {
                 /*
                  * If the SMBI bit is 0 when we read it, then the bit will be
                  * set and we have the semaphore
                  */
-                swsm = IXGBE_READ_REG(hw, IXGBE_SWSM);
+                swsm = IXGBE_READ_REG(hw, IXGBE_SWSM_BY_MAC(hw));
                 if (!(swsm & IXGBE_SWSM_SMBI)) {
                         status = IXGBE_SUCCESS;
                         break;
                 }
                 usec_delay(50);

@@ -852,11 +890,11 @@
         }
 
         /* Now get the semaphore between SW/FW through the REGSMP bit */
         if (status == IXGBE_SUCCESS) {
                 for (i = 0; i < timeout; i++) {
-                        swsm = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC);
+                        swsm = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw));
                         if (!(swsm & IXGBE_SWFW_REGSMP))
                                 break;
 
                         usec_delay(50);
                 }

@@ -864,25 +902,26 @@
                 /*
                  * Release semaphores and return error if SW NVM semaphore
                  * was not granted because we don't have access to the EEPROM
                  */
                 if (i >= timeout) {
-                        DEBUGOUT("REGSMP Software NVM semaphore not "
-                                 "granted.\n");
+                        ERROR_REPORT1(IXGBE_ERROR_POLLING,
+                                "REGSMP Software NVM semaphore not granted.\n");
                         ixgbe_release_swfw_sync_semaphore(hw);
                         status = IXGBE_ERR_EEPROM;
                 }
         } else {
-                DEBUGOUT("Software semaphore SMBI between device drivers "
+                ERROR_REPORT1(IXGBE_ERROR_POLLING,
+                             "Software semaphore SMBI between device drivers "
                          "not granted.\n");
         }
 
         return status;
 }
 
 /**
- *  ixgbe_release_nvm_semaphore - Release hardware semaphore
+ *  ixgbe_release_swfw_sync_semaphore - Release hardware semaphore
  *  @hw: pointer to hardware structure
  *
  *  This function clears hardware semaphore bits.
  **/
 static void ixgbe_release_swfw_sync_semaphore(struct ixgbe_hw *hw)

@@ -891,18 +930,18 @@
 
         DEBUGFUNC("ixgbe_release_swfw_sync_semaphore");
 
         /* Release both semaphores by writing 0 to the bits REGSMP and SMBI */
 
-        swsm = IXGBE_READ_REG(hw, IXGBE_SWSM);
-        swsm &= ~IXGBE_SWSM_SMBI;
-        IXGBE_WRITE_REG(hw, IXGBE_SWSM, swsm);
-
-        swsm = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC);
+        swsm = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw));
         swsm &= ~IXGBE_SWFW_REGSMP;
-        IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC, swsm);
+        IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC_BY_MAC(hw), swsm);
 
+        swsm = IXGBE_READ_REG(hw, IXGBE_SWSM_BY_MAC(hw));
+        swsm &= ~IXGBE_SWSM_SMBI;
+        IXGBE_WRITE_REG(hw, IXGBE_SWSM_BY_MAC(hw), swsm);
+
         IXGBE_WRITE_FLUSH(hw);
 }
 
 /**
  * ixgbe_blink_led_start_X540 - Blink LED based on index.

@@ -970,6 +1009,5 @@
         IXGBE_WRITE_REG(hw, IXGBE_MACC, macc_reg);
         IXGBE_WRITE_FLUSH(hw);
 
         return IXGBE_SUCCESS;
 }
-