/*******************************************************************************
-Copyright (c) 2001-2012, Intel Corporation
+Copyright (c) 2001-2014, Intel Corporation
All rights reserved.
Redistribution and use in source and binary forms, with or without
#include "ixgbe_common.h"
#include "ixgbe_phy.h"
+#include "ixgbe_dcb.h"
+#include "ixgbe_dcb_82599.h"
#include "ixgbe_api.h"
-#ident "$Id: ixgbe_common.c,v 1.382 2013/11/22 01:02:01 jtkirshe Exp $"
STATIC s32 ixgbe_acquire_eeprom(struct ixgbe_hw *hw);
STATIC s32 ixgbe_get_eeprom_semaphore(struct ixgbe_hw *hw);
DEBUGFUNC("ixgbe_init_ops_generic");
/* EEPROM */
- eeprom->ops.init_params = &ixgbe_init_eeprom_params_generic;
+ eeprom->ops.init_params = ixgbe_init_eeprom_params_generic;
/* If EEPROM is valid (bit 8 = 1), use EERD otherwise use bit bang */
if (eec & IXGBE_EEC_PRES) {
- eeprom->ops.read = &ixgbe_read_eerd_generic;
- eeprom->ops.read_buffer = &ixgbe_read_eerd_buffer_generic;
+ eeprom->ops.read = ixgbe_read_eerd_generic;
+ eeprom->ops.read_buffer = ixgbe_read_eerd_buffer_generic;
} else {
- eeprom->ops.read = &ixgbe_read_eeprom_bit_bang_generic;
+ eeprom->ops.read = ixgbe_read_eeprom_bit_bang_generic;
eeprom->ops.read_buffer =
- &ixgbe_read_eeprom_buffer_bit_bang_generic;
+ ixgbe_read_eeprom_buffer_bit_bang_generic;
}
- eeprom->ops.write = &ixgbe_write_eeprom_generic;
- eeprom->ops.write_buffer = &ixgbe_write_eeprom_buffer_bit_bang_generic;
+ eeprom->ops.write = ixgbe_write_eeprom_generic;
+ eeprom->ops.write_buffer = ixgbe_write_eeprom_buffer_bit_bang_generic;
eeprom->ops.validate_checksum =
- &ixgbe_validate_eeprom_checksum_generic;
- eeprom->ops.update_checksum = &ixgbe_update_eeprom_checksum_generic;
- eeprom->ops.calc_checksum = &ixgbe_calc_eeprom_checksum_generic;
+ ixgbe_validate_eeprom_checksum_generic;
+ eeprom->ops.update_checksum = ixgbe_update_eeprom_checksum_generic;
+ eeprom->ops.calc_checksum = ixgbe_calc_eeprom_checksum_generic;
/* MAC */
- mac->ops.init_hw = &ixgbe_init_hw_generic;
+ mac->ops.init_hw = ixgbe_init_hw_generic;
mac->ops.reset_hw = NULL;
- mac->ops.start_hw = &ixgbe_start_hw_generic;
- mac->ops.clear_hw_cntrs = &ixgbe_clear_hw_cntrs_generic;
+ mac->ops.start_hw = ixgbe_start_hw_generic;
+ mac->ops.clear_hw_cntrs = ixgbe_clear_hw_cntrs_generic;
mac->ops.get_media_type = NULL;
mac->ops.get_supported_physical_layer = NULL;
- mac->ops.enable_rx_dma = &ixgbe_enable_rx_dma_generic;
- mac->ops.get_mac_addr = &ixgbe_get_mac_addr_generic;
- mac->ops.stop_adapter = &ixgbe_stop_adapter_generic;
- mac->ops.get_bus_info = &ixgbe_get_bus_info_generic;
- mac->ops.set_lan_id = &ixgbe_set_lan_id_multi_port_pcie;
- mac->ops.acquire_swfw_sync = &ixgbe_acquire_swfw_sync;
- mac->ops.release_swfw_sync = &ixgbe_release_swfw_sync;
+ mac->ops.enable_rx_dma = ixgbe_enable_rx_dma_generic;
+ mac->ops.get_mac_addr = ixgbe_get_mac_addr_generic;
+ mac->ops.stop_adapter = ixgbe_stop_adapter_generic;
+ mac->ops.get_bus_info = ixgbe_get_bus_info_generic;
+ mac->ops.set_lan_id = ixgbe_set_lan_id_multi_port_pcie;
+ mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync;
+ mac->ops.release_swfw_sync = ixgbe_release_swfw_sync;
+ mac->ops.prot_autoc_read = prot_autoc_read_generic;
+ mac->ops.prot_autoc_write = prot_autoc_write_generic;
/* LEDs */
- mac->ops.led_on = &ixgbe_led_on_generic;
- mac->ops.led_off = &ixgbe_led_off_generic;
- mac->ops.blink_led_start = &ixgbe_blink_led_start_generic;
- mac->ops.blink_led_stop = &ixgbe_blink_led_stop_generic;
+ mac->ops.led_on = ixgbe_led_on_generic;
+ mac->ops.led_off = ixgbe_led_off_generic;
+ mac->ops.blink_led_start = ixgbe_blink_led_start_generic;
+ mac->ops.blink_led_stop = ixgbe_blink_led_stop_generic;
/* RAR, Multicast, VLAN */
- mac->ops.set_rar = &ixgbe_set_rar_generic;
- mac->ops.clear_rar = &ixgbe_clear_rar_generic;
+ mac->ops.set_rar = ixgbe_set_rar_generic;
+ mac->ops.clear_rar = ixgbe_clear_rar_generic;
mac->ops.insert_mac_addr = NULL;
mac->ops.set_vmdq = NULL;
mac->ops.clear_vmdq = NULL;
- mac->ops.init_rx_addrs = &ixgbe_init_rx_addrs_generic;
- mac->ops.update_uc_addr_list = &ixgbe_update_uc_addr_list_generic;
- mac->ops.update_mc_addr_list = &ixgbe_update_mc_addr_list_generic;
- mac->ops.enable_mc = &ixgbe_enable_mc_generic;
- mac->ops.disable_mc = &ixgbe_disable_mc_generic;
+ mac->ops.init_rx_addrs = ixgbe_init_rx_addrs_generic;
+ mac->ops.update_uc_addr_list = ixgbe_update_uc_addr_list_generic;
+ mac->ops.update_mc_addr_list = ixgbe_update_mc_addr_list_generic;
+ mac->ops.enable_mc = ixgbe_enable_mc_generic;
+ mac->ops.disable_mc = ixgbe_disable_mc_generic;
mac->ops.clear_vfta = NULL;
mac->ops.set_vfta = NULL;
mac->ops.set_vlvf = NULL;
mac->ops.init_uta_tables = NULL;
+ mac->ops.enable_rx = ixgbe_enable_rx_generic;
+ mac->ops.disable_rx = ixgbe_disable_rx_generic;
/* Flow Control */
- mac->ops.fc_enable = &ixgbe_fc_enable_generic;
+ mac->ops.fc_enable = ixgbe_fc_enable_generic;
/* Link */
mac->ops.get_link_capabilities = NULL;
mac->ops.setup_link = NULL;
mac->ops.check_link = NULL;
+ mac->ops.dmac_config = NULL;
+ mac->ops.dmac_update_tcs = NULL;
+ mac->ops.dmac_config_tcs = NULL;
return IXGBE_SUCCESS;
}
* autonegotiation, and false if it does not.
*
**/
-s32 ixgbe_device_supports_autoneg_fc(struct ixgbe_hw *hw)
+bool ixgbe_device_supports_autoneg_fc(struct ixgbe_hw *hw)
{
+ bool supported = false;
+ ixgbe_link_speed speed;
+ bool link_up;
DEBUGFUNC("ixgbe_device_supports_autoneg_fc");
- switch (hw->device_id) {
- case IXGBE_DEV_ID_X540T:
- case IXGBE_DEV_ID_X540T1:
- case IXGBE_DEV_ID_82599_T3_LOM:
- return IXGBE_SUCCESS;
+ switch (hw->phy.media_type) {
+ case ixgbe_media_type_fiber_qsfp:
+ case ixgbe_media_type_fiber:
+ hw->mac.ops.check_link(hw, &speed, &link_up, false);
+ /* if link is down, assume supported */
+ if (link_up)
+ supported = speed == IXGBE_LINK_SPEED_1GB_FULL ?
+ true : false;
+ else
+ supported = true;
+ break;
+ case ixgbe_media_type_backplane:
+ supported = true;
+ break;
+ case ixgbe_media_type_copper:
+ /* only some copper devices support flow control autoneg */
+ switch (hw->device_id) {
+ case IXGBE_DEV_ID_82599_T3_LOM:
+ case IXGBE_DEV_ID_X540T:
+ case IXGBE_DEV_ID_X540T1:
+ case IXGBE_DEV_ID_X550T:
+ supported = true;
+ break;
+ default:
+ supported = false;
+ }
default:
- return IXGBE_ERR_FC_NOT_SUPPORTED;
+ break;
}
+
+ ERROR_REPORT2(IXGBE_ERROR_UNSUPPORTED,
+ "Device %x does not support flow control autoneg",
+ hw->device_id);
+ return supported;
}
/**
s32 ret_val = IXGBE_SUCCESS;
u32 reg = 0, reg_bp = 0;
u16 reg_cu = 0;
- bool got_lock = false;
+ bool locked = false;
DEBUGFUNC("ixgbe_setup_fc");
- /*
- * Validate the requested mode. Strict IEEE mode does not allow
- * ixgbe_fc_rx_pause because it will cause us to fail at UNH.
- */
+ /* Validate the requested mode */
if (hw->fc.strict_ieee && hw->fc.requested_mode == ixgbe_fc_rx_pause) {
ERROR_REPORT1(IXGBE_ERROR_UNSUPPORTED,
"ixgbe_fc_rx_pause not valid in strict IEEE mode\n");
* we link at 10G, the 1G advertisement is harmless and vice versa.
*/
switch (hw->phy.media_type) {
- case ixgbe_media_type_fiber:
case ixgbe_media_type_backplane:
+ /* some MAC's need RMW protection on AUTOC */
+ ret_val = hw->mac.ops.prot_autoc_read(hw, &locked, ®_bp);
+ if (ret_val != IXGBE_SUCCESS)
+ goto out;
+
+ /* only backplane uses autoc so fall though */
+ case ixgbe_media_type_fiber_qsfp:
+ case ixgbe_media_type_fiber:
reg = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
- reg_bp = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+
break;
case ixgbe_media_type_copper:
hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_ADVT,
*/
if (hw->phy.media_type == ixgbe_media_type_backplane) {
reg_bp |= IXGBE_AUTOC_AN_RESTART;
- /* Need the SW/FW semaphore around AUTOC writes if 82599 and
- * LESM is on, likewise reset_pipeline requries the lock as
- * it also writes AUTOC.
- */
- if ((hw->mac.type == ixgbe_mac_82599EB) &&
- ixgbe_verify_lesm_fw_enabled_82599(hw)) {
- ret_val = hw->mac.ops.acquire_swfw_sync(hw,
- IXGBE_GSSR_MAC_CSR_SM);
- if (ret_val != IXGBE_SUCCESS) {
- ret_val = IXGBE_ERR_SWFW_SYNC;
- goto out;
- }
- got_lock = true;
- }
-
- IXGBE_WRITE_REG(hw, IXGBE_AUTOC, reg_bp);
- if (hw->mac.type == ixgbe_mac_82599EB)
- ixgbe_reset_pipeline_82599(hw);
-
- if (got_lock)
- hw->mac.ops.release_swfw_sync(hw,
- IXGBE_GSSR_MAC_CSR_SM);
+ ret_val = hw->mac.ops.prot_autoc_write(hw, reg_bp, locked);
+ if (ret_val)
+ goto out;
} else if ((hw->phy.media_type == ixgbe_media_type_copper) &&
- (ixgbe_device_supports_autoneg_fc(hw) == IXGBE_SUCCESS)) {
+ (ixgbe_device_supports_autoneg_fc(hw))) {
hw->phy.ops.write_reg(hw, IXGBE_MDIO_AUTO_NEG_ADVT,
IXGBE_MDIO_AUTO_NEG_DEV_TYPE, reg_cu);
}
}
}
- if (hw->mac.type == ixgbe_mac_X540) {
+ if (hw->mac.type == ixgbe_mac_X550 || hw->mac.type == ixgbe_mac_X540) {
if (hw->phy.id == 0)
ixgbe_identify_phy(hw);
hw->phy.ops.read_reg(hw, IXGBE_PCRC8ECL,
return ret_val;
} else {
if (eeprom_buf_size > (u32)(pba->word[1] +
- pba->pba_block[0])) {
+ pba_block_size)) {
memcpy(pba->pba_block,
&eeprom_buf[pba->word[1]],
pba_block_size * sizeof(u16));
}
/**
- * ixgbe_get_bus_info_generic - Generic set PCI bus info
+ * ixgbe_set_pci_config_data_generic - Generic store PCI bus info
* @hw: pointer to hardware structure
+ * @link_status: the link status returned by the PCI config space
*
- * Sets the PCI bus info (speed, width, type) within the ixgbe_hw structure
+ * Stores the PCI bus info (speed, width, type) within the ixgbe_hw structure
**/
-s32 ixgbe_get_bus_info_generic(struct ixgbe_hw *hw)
+void ixgbe_set_pci_config_data_generic(struct ixgbe_hw *hw, u16 link_status)
{
struct ixgbe_mac_info *mac = &hw->mac;
- u16 link_status;
-
- DEBUGFUNC("ixgbe_get_bus_info_generic");
-
- hw->bus.type = ixgbe_bus_type_pci_express;
- /* Get the negotiated link width and speed from PCI config space */
- link_status = IXGBE_READ_PCIE_WORD(hw, IXGBE_PCI_LINK_STATUS);
+ if (hw->bus.type == ixgbe_bus_type_unknown)
+ hw->bus.type = ixgbe_bus_type_pci_express;
switch (link_status & IXGBE_PCI_LINK_WIDTH) {
case IXGBE_PCI_LINK_WIDTH_1:
}
mac->ops.set_lan_id(hw);
+}
+
+/**
+ * ixgbe_get_bus_info_generic - Generic set PCI bus info
+ * @hw: pointer to hardware structure
+ *
+ * Gets the PCI bus info (speed, width, type) then calls helper function to
+ * store this data within the ixgbe_hw structure.
+ **/
+s32 ixgbe_get_bus_info_generic(struct ixgbe_hw *hw)
+{
+ u16 link_status;
+
+ DEBUGFUNC("ixgbe_get_bus_info_generic");
+
+ /* Get the negotiated link width and speed from PCI config space */
+ link_status = IXGBE_READ_PCIE_WORD(hw, IXGBE_PCI_LINK_STATUS);
+
+ ixgbe_set_pci_config_data_generic(hw, link_status);
return IXGBE_SUCCESS;
}
hw->adapter_stopped = true;
/* Disable the receive unit */
- IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, 0);
+ ixgbe_disable_rx(hw);
/* Clear interrupt mask to stop interrupts from being generated */
IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_IRQ_CLEAR_MASK);
/**
* ixgbe_calc_eeprom_checksum_generic - Calculates and returns the checksum
* @hw: pointer to hardware structure
+ *
+ * Returns a negative error code on error, or the 16-bit checksum
**/
-u16 ixgbe_calc_eeprom_checksum_generic(struct ixgbe_hw *hw)
+s32 ixgbe_calc_eeprom_checksum_generic(struct ixgbe_hw *hw)
{
u16 i;
u16 j;
/* Include 0x0-0x3F in the checksum */
for (i = 0; i < IXGBE_EEPROM_CHECKSUM; i++) {
- if (hw->eeprom.ops.read(hw, i, &word) != IXGBE_SUCCESS) {
+ if (hw->eeprom.ops.read(hw, i, &word)) {
DEBUGOUT("EEPROM read failed\n");
- break;
+ return IXGBE_ERR_EEPROM;
}
checksum += word;
}
/* Include all data from pointers except for the fw pointer */
for (i = IXGBE_PCIE_ANALOG_PTR; i < IXGBE_FW_PTR; i++) {
- hw->eeprom.ops.read(hw, i, &pointer);
+ if (hw->eeprom.ops.read(hw, i, &pointer)) {
+ DEBUGOUT("EEPROM read failed\n");
+ return IXGBE_ERR_EEPROM;
+ }
+
+ /* If the pointer seems invalid */
+ if (pointer == 0xFFFF || pointer == 0)
+ continue;
- /* Make sure the pointer seems valid */
- if (pointer != 0xFFFF && pointer != 0) {
- hw->eeprom.ops.read(hw, pointer, &length);
+ if (hw->eeprom.ops.read(hw, pointer, &length)) {
+ DEBUGOUT("EEPROM read failed\n");
+ return IXGBE_ERR_EEPROM;
+ }
+
+ if (length == 0xFFFF || length == 0)
+ continue;
- if (length != 0xFFFF && length != 0) {
- for (j = pointer+1; j <= pointer+length; j++) {
- hw->eeprom.ops.read(hw, j, &word);
- checksum += word;
- }
+ for (j = pointer + 1; j <= pointer + length; j++) {
+ if (hw->eeprom.ops.read(hw, j, &word)) {
+ DEBUGOUT("EEPROM read failed\n");
+ return IXGBE_ERR_EEPROM;
}
+ checksum += word;
}
}
checksum = (u16)IXGBE_EEPROM_SUM - checksum;
- return checksum;
+ return (s32)checksum;
}
/**
DEBUGFUNC("ixgbe_validate_eeprom_checksum_generic");
- /*
- * 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) {
+ DEBUGOUT("EEPROM read failed\n");
+ return status;
+ }
- if (status == IXGBE_SUCCESS) {
- checksum = hw->eeprom.ops.calc_checksum(hw);
-
- hw->eeprom.ops.read(hw, IXGBE_EEPROM_CHECKSUM, &read_checksum);
+ status = hw->eeprom.ops.calc_checksum(hw);
+ if (status < 0)
+ return status;
- /*
- * Verify read checksum from EEPROM is the same as
- * calculated checksum
- */
- if (read_checksum != checksum)
- status = IXGBE_ERR_EEPROM_CHECKSUM;
+ checksum = (u16)(status & 0xffff);
- /* If the user cares, return the calculated checksum */
- if (checksum_val)
- *checksum_val = checksum;
- } else {
+ status = hw->eeprom.ops.read(hw, IXGBE_EEPROM_CHECKSUM, &read_checksum);
+ if (status) {
DEBUGOUT("EEPROM read failed\n");
+ return status;
}
+ /* Verify read checksum from EEPROM is the same as
+ * calculated checksum
+ */
+ if (read_checksum != checksum)
+ status = IXGBE_ERR_EEPROM_CHECKSUM;
+
+ /* If the user cares, return the calculated checksum */
+ if (checksum_val)
+ *checksum_val = checksum;
+
return status;
}
DEBUGFUNC("ixgbe_update_eeprom_checksum_generic");
- /*
- * 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) {
- checksum = hw->eeprom.ops.calc_checksum(hw);
- status = hw->eeprom.ops.write(hw, IXGBE_EEPROM_CHECKSUM,
- checksum);
- } else {
+ if (status) {
DEBUGOUT("EEPROM read failed\n");
+ return status;
}
+ status = hw->eeprom.ops.calc_checksum(hw);
+ if (status < 0)
+ return status;
+
+ checksum = (u16)(status & 0xffff);
+
+ status = hw->eeprom.ops.write(hw, IXGBE_EEPROM_CHECKSUM, checksum);
+
return status;
}
/*
* In order to prevent Tx hangs when the internal Tx
* switch is enabled we must set the high water mark
- * to the maximum FCRTH value. This allows the Tx
- * switch to function even under heavy Rx workloads.
+ * to the Rx packet buffer size - 24KB. This allows
+ * the Tx switch to function even under heavy Rx
+ * workloads.
*/
- fcrth = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i)) - 32;
+ fcrth = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i)) - 24576;
}
IXGBE_WRITE_REG(hw, IXGBE_FCRTH_82599(i), fcrth);
linkstat = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
if ((!!(linkstat & IXGBE_PCS1GLSTA_AN_COMPLETE) == 0) ||
(!!(linkstat & IXGBE_PCS1GLSTA_AN_TIMED_OUT) == 1)) {
- ERROR_REPORT1(IXGBE_ERROR_POLLING,
- "Auto-Negotiation did not complete or timed out");
+ DEBUGOUT("Auto-Negotiation did not complete or timed out\n");
goto out;
}
*/
links = IXGBE_READ_REG(hw, IXGBE_LINKS);
if ((links & IXGBE_LINKS_KX_AN_COMP) == 0) {
- ERROR_REPORT1(IXGBE_ERROR_POLLING,
- "Auto-Negotiation did not complete");
+ DEBUGOUT("Auto-Negotiation did not complete\n");
goto out;
}
if (hw->mac.type == ixgbe_mac_82599EB) {
links2 = IXGBE_READ_REG(hw, IXGBE_LINKS2);
if ((links2 & IXGBE_LINKS2_AN_SUPPORTED) == 0) {
- ERROR_REPORT1(IXGBE_ERROR_UNSUPPORTED,
- "Link partner is not AN enabled");
+ DEBUGOUT("Link partner is not AN enabled\n");
goto out;
}
}
switch (hw->phy.media_type) {
/* Autoneg flow control on fiber adapters */
+ case ixgbe_media_type_fiber_qsfp:
case ixgbe_media_type_fiber:
if (speed == IXGBE_LINK_SPEED_1GB_FULL)
ret_val = ixgbe_fc_autoneg_fiber(hw);
/* Autoneg flow control on copper adapters */
case ixgbe_media_type_copper:
- if (ixgbe_device_supports_autoneg_fc(hw) == IXGBE_SUCCESS)
+ if (ixgbe_device_supports_autoneg_fc(hw))
ret_val = ixgbe_fc_autoneg_copper(hw);
break;
}
}
+/*
+ * ixgbe_pcie_timeout_poll - Return number of times to poll for completion
+ * @hw: pointer to hardware structure
+ *
+ * System-wide timeout range is encoded in PCIe Device Control2 register.
+ *
+ * Add 10% to specified maximum and return the number of times to poll for
+ * completion timeout, in units of 100 microsec. Never return less than
+ * 800 = 80 millisec.
+ */
+STATIC u32 ixgbe_pcie_timeout_poll(struct ixgbe_hw *hw)
+{
+ s16 devctl2;
+ u32 pollcnt;
+
+ devctl2 = IXGBE_READ_PCIE_WORD(hw, IXGBE_PCI_DEVICE_CONTROL2);
+ devctl2 &= IXGBE_PCIDEVCTRL2_TIMEO_MASK;
+
+ switch (devctl2) {
+ case IXGBE_PCIDEVCTRL2_65_130ms:
+ pollcnt = 1300; /* 130 millisec */
+ break;
+ case IXGBE_PCIDEVCTRL2_260_520ms:
+ pollcnt = 5200; /* 520 millisec */
+ break;
+ case IXGBE_PCIDEVCTRL2_1_2s:
+ pollcnt = 20000; /* 2 sec */
+ break;
+ case IXGBE_PCIDEVCTRL2_4_8s:
+ pollcnt = 80000; /* 8 sec */
+ break;
+ case IXGBE_PCIDEVCTRL2_17_34s:
+ pollcnt = 34000; /* 34 sec */
+ break;
+ case IXGBE_PCIDEVCTRL2_50_100us: /* 100 microsecs */
+ case IXGBE_PCIDEVCTRL2_1_2ms: /* 2 millisecs */
+ case IXGBE_PCIDEVCTRL2_16_32ms: /* 32 millisec */
+ case IXGBE_PCIDEVCTRL2_16_32ms_def: /* 32 millisec default */
+ default:
+ pollcnt = 800; /* 80 millisec minimum */
+ break;
+ }
+
+ /* add 10% to spec maximum */
+ return (pollcnt * 11) / 10;
+}
+
/**
* ixgbe_disable_pcie_master - Disable PCI-express master access
* @hw: pointer to hardware structure
s32 ixgbe_disable_pcie_master(struct ixgbe_hw *hw)
{
s32 status = IXGBE_SUCCESS;
- u32 i;
+ u32 i, poll;
+ u16 value;
DEBUGFUNC("ixgbe_disable_pcie_master");
/* Always set this bit to ensure any future transactions are blocked */
IXGBE_WRITE_REG(hw, IXGBE_CTRL, IXGBE_CTRL_GIO_DIS);
- /* Exit if master requets are blocked */
- if (!(IXGBE_READ_REG(hw, IXGBE_STATUS) & IXGBE_STATUS_GIO))
+ /* Exit if master requests are blocked */
+ if (!(IXGBE_READ_REG(hw, IXGBE_STATUS) & IXGBE_STATUS_GIO) ||
+ IXGBE_REMOVED(hw->hw_addr))
goto out;
/* Poll for master request bit to clear */
* Before proceeding, make sure that the PCIe block does not have
* transactions pending.
*/
- for (i = 0; i < IXGBE_PCI_MASTER_DISABLE_TIMEOUT; i++) {
+ poll = ixgbe_pcie_timeout_poll(hw);
+ for (i = 0; i < poll; i++) {
usec_delay(100);
- if (!(IXGBE_READ_PCIE_WORD(hw, IXGBE_PCI_DEVICE_STATUS) &
- IXGBE_PCI_DEVICE_STATUS_TRANSACTION_PENDING))
+ value = IXGBE_READ_PCIE_WORD(hw, IXGBE_PCI_DEVICE_STATUS);
+ if (IXGBE_REMOVED(hw->hw_addr))
+ goto out;
+ if (!(value & IXGBE_PCI_DEVICE_STATUS_TRANSACTION_PENDING))
goto out;
}
* Acquires the SWFW semaphore through the GSSR register for the specified
* function (CSR, PHY0, PHY1, EEPROM, Flash)
**/
-s32 ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u16 mask)
+s32 ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u32 mask)
{
- u32 gssr;
+ u32 gssr = 0;
u32 swmask = mask;
u32 fwmask = mask << 5;
- s32 timeout = 200;
+ u32 timeout = 200;
+ u32 i;
DEBUGFUNC("ixgbe_acquire_swfw_sync");
- while (timeout) {
+ for (i = 0; i < timeout; i++) {
/*
- * SW EEPROM semaphore bit is used for access to all
- * SW_FW_SYNC/GSSR bits (not just EEPROM)
+ * SW NVM semaphore bit is used for access to all
+ * SW_FW_SYNC bits (not just NVM)
*/
if (ixgbe_get_eeprom_semaphore(hw))
return IXGBE_ERR_SWFW_SYNC;
gssr = IXGBE_READ_REG(hw, IXGBE_GSSR);
- if (!(gssr & (fwmask | swmask)))
- break;
-
- /*
- * Firmware currently using resource (fwmask) or other software
- * thread currently using resource (swmask)
- */
- ixgbe_release_eeprom_semaphore(hw);
- msec_delay(5);
- timeout--;
- }
-
- if (!timeout) {
- DEBUGOUT("Driver can't access resource, SW_FW_SYNC timeout.\n");
- return IXGBE_ERR_SWFW_SYNC;
+ if (!(gssr & (fwmask | swmask))) {
+ gssr |= swmask;
+ IXGBE_WRITE_REG(hw, IXGBE_GSSR, gssr);
+ ixgbe_release_eeprom_semaphore(hw);
+ return IXGBE_SUCCESS;
+ } else {
+ /* Resource is currently in use by FW or SW */
+ ixgbe_release_eeprom_semaphore(hw);
+ msec_delay(5);
+ }
}
- gssr |= swmask;
- IXGBE_WRITE_REG(hw, IXGBE_GSSR, gssr);
+ /* If time expired clear the bits holding the lock and retry */
+ if (gssr & (fwmask | swmask))
+ ixgbe_release_swfw_sync(hw, gssr & (fwmask | swmask));
- ixgbe_release_eeprom_semaphore(hw);
- return IXGBE_SUCCESS;
+ msec_delay(5);
+ return IXGBE_ERR_SWFW_SYNC;
}
/**
* Releases the SWFW semaphore through the GSSR register for the specified
* function (CSR, PHY0, PHY1, EEPROM, Flash)
**/
-void ixgbe_release_swfw_sync(struct ixgbe_hw *hw, u16 mask)
+void ixgbe_release_swfw_sync(struct ixgbe_hw *hw, u32 mask)
{
u32 gssr;
u32 swmask = mask;
return IXGBE_SUCCESS;
}
+/**
+ * prot_autoc_read_generic - Hides MAC differences needed for AUTOC read
+ * @hw: pointer to hardware structure
+ * @reg_val: Value we read from AUTOC
+ *
+ * The default case requires no protection so just to the register read.
+ */
+s32 prot_autoc_read_generic(struct ixgbe_hw *hw, bool *locked, u32 *reg_val)
+{
+ *locked = false;
+ *reg_val = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * prot_autoc_write_generic - Hides MAC differences needed for AUTOC write
+ * @hw: pointer to hardware structure
+ * @reg_val: value to write to AUTOC
+ * @locked: bool to indicate whether the SW/FW lock was already taken by
+ * previous read.
+ *
+ * The default case requires no protection so just to the register write.
+ */
+s32 prot_autoc_write_generic(struct ixgbe_hw *hw, u32 reg_val, bool locked)
+{
+ UNREFERENCED_1PARAMETER(locked);
+
+ IXGBE_WRITE_REG(hw, IXGBE_AUTOC, reg_val);
+ return IXGBE_SUCCESS;
+}
+
/**
* ixgbe_enable_sec_rx_path_generic - Enables the receive data path
* @hw: pointer to hardware structure
{
DEBUGFUNC("ixgbe_enable_rx_dma_generic");
- IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, regval);
+ if (regval & IXGBE_RXCTRL_RXEN)
+ ixgbe_enable_rx(hw);
+ else
+ ixgbe_disable_rx(hw);
return IXGBE_SUCCESS;
}
{
ixgbe_link_speed speed = 0;
bool link_up = 0;
- u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+ u32 autoc_reg = 0;
u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
s32 ret_val = IXGBE_SUCCESS;
+ bool locked = false;
DEBUGFUNC("ixgbe_blink_led_start_generic");
hw->mac.ops.check_link(hw, &speed, &link_up, false);
if (!link_up) {
- /* Need the SW/FW semaphore around AUTOC writes if 82599 and
- * LESM is on.
- */
- bool got_lock = false;
- if ((hw->mac.type == ixgbe_mac_82599EB) &&
- ixgbe_verify_lesm_fw_enabled_82599(hw)) {
- ret_val = hw->mac.ops.acquire_swfw_sync(hw,
- IXGBE_GSSR_MAC_CSR_SM);
- if (ret_val != IXGBE_SUCCESS) {
- ret_val = IXGBE_ERR_SWFW_SYNC;
- goto out;
- }
- got_lock = true;
- }
+ ret_val = hw->mac.ops.prot_autoc_read(hw, &locked, &autoc_reg);
+ if (ret_val != IXGBE_SUCCESS)
+ goto out;
autoc_reg |= IXGBE_AUTOC_AN_RESTART;
autoc_reg |= IXGBE_AUTOC_FLU;
- IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
- IXGBE_WRITE_FLUSH(hw);
- if (got_lock)
- hw->mac.ops.release_swfw_sync(hw,
- IXGBE_GSSR_MAC_CSR_SM);
+ ret_val = hw->mac.ops.prot_autoc_write(hw, autoc_reg, locked);
+ if (ret_val != IXGBE_SUCCESS)
+ goto out;
+
+ IXGBE_WRITE_FLUSH(hw);
msec_delay(10);
}
**/
s32 ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index)
{
- u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+ u32 autoc_reg = 0;
u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
s32 ret_val = IXGBE_SUCCESS;
- bool got_lock = false;
+ bool locked = false;
DEBUGFUNC("ixgbe_blink_led_stop_generic");
- /* Need the SW/FW semaphore around AUTOC writes if 82599 and
- * LESM is on.
- */
- if ((hw->mac.type == ixgbe_mac_82599EB) &&
- ixgbe_verify_lesm_fw_enabled_82599(hw)) {
- ret_val = hw->mac.ops.acquire_swfw_sync(hw,
- IXGBE_GSSR_MAC_CSR_SM);
- if (ret_val != IXGBE_SUCCESS) {
- ret_val = IXGBE_ERR_SWFW_SYNC;
- goto out;
- }
- got_lock = true;
- }
+ ret_val = hw->mac.ops.prot_autoc_read(hw, &locked, &autoc_reg);
+ if (ret_val != IXGBE_SUCCESS)
+ goto out;
autoc_reg &= ~IXGBE_AUTOC_FLU;
autoc_reg |= IXGBE_AUTOC_AN_RESTART;
- IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
-
- if (hw->mac.type == ixgbe_mac_82599EB)
- ixgbe_reset_pipeline_82599(hw);
- if (got_lock)
- hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_MAC_CSR_SM);
+ ret_val = hw->mac.ops.prot_autoc_write(hw, autoc_reg, locked);
+ if (ret_val != IXGBE_SUCCESS)
+ goto out;
led_reg &= ~IXGBE_LED_MODE_MASK(index);
led_reg &= ~IXGBE_LED_BLINK(index);
break;
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
+ case ixgbe_mac_X550:
+ case ixgbe_mac_X550EM_x:
pcie_offset = IXGBE_PCIE_MSIX_82599_CAPS;
max_msix_count = IXGBE_MAX_MSIX_VECTORS_82599;
break;
DEBUGFUNC("ixgbe_get_pcie_msix_count_generic");
msix_count = IXGBE_READ_PCIE_WORD(hw, pcie_offset);
+ if (IXGBE_REMOVED(hw->hw_addr))
+ msix_count = 0;
msix_count &= IXGBE_PCIE_MSIX_TBL_SZ_MASK;
/* MSI-X count is zero-based in HW */
mpsar_lo = IXGBE_READ_REG(hw, IXGBE_MPSAR_LO(rar));
mpsar_hi = IXGBE_READ_REG(hw, IXGBE_MPSAR_HI(rar));
+ if (IXGBE_REMOVED(hw->hw_addr))
+ goto done;
+
if (!mpsar_lo && !mpsar_hi)
goto done;
*link_up = false;
}
- if ((links_reg & IXGBE_LINKS_SPEED_82599) ==
- IXGBE_LINKS_SPEED_10G_82599)
+ switch (links_reg & IXGBE_LINKS_SPEED_82599) {
+ case IXGBE_LINKS_SPEED_10G_82599:
*speed = IXGBE_LINK_SPEED_10GB_FULL;
- else if ((links_reg & IXGBE_LINKS_SPEED_82599) ==
- IXGBE_LINKS_SPEED_1G_82599)
+ if (hw->mac.type >= ixgbe_mac_X550) {
+ if (links_reg & IXGBE_LINKS_SPEED_NON_STD)
+ *speed = IXGBE_LINK_SPEED_2_5GB_FULL;
+ }
+ break;
+ case IXGBE_LINKS_SPEED_1G_82599:
*speed = IXGBE_LINK_SPEED_1GB_FULL;
- else if ((links_reg & IXGBE_LINKS_SPEED_82599) ==
- IXGBE_LINKS_SPEED_100_82599)
+ break;
+ case IXGBE_LINKS_SPEED_100_82599:
*speed = IXGBE_LINK_SPEED_100_FULL;
- else
+ if (hw->mac.type >= ixgbe_mac_X550) {
+ if (links_reg & IXGBE_LINKS_SPEED_NON_STD)
+ *speed = IXGBE_LINK_SPEED_5GB_FULL;
+ }
+ break;
+ default:
*speed = IXGBE_LINK_SPEED_UNKNOWN;
+ }
return IXGBE_SUCCESS;
}
* ixgbe_set_vlan_anti_spoofing - Enable/Disable VLAN anti-spoofing
* @hw: pointer to hardware structure
* @enable: enable or disable switch for VLAN anti-spoofing
- * @pf: Virtual Function pool - VF Pool to set for VLAN anti-spoofing
+ * @vf: Virtual Function pool - VF Pool to set for VLAN anti-spoofing
*
**/
void ixgbe_set_vlan_anti_spoofing(struct ixgbe_hw *hw, bool enable, int vf)
* @buffer: contains the command to write and where the return status will
* be placed
* @length: length of buffer, must be multiple of 4 bytes
+ * @return_data: read and return data from the buffer (true) or not (false)
+ * Needed because FW structures are big endian and decoding of
+ * these fields can be 8 bit or 16 bit based on command. Decoding
+ * is not easily understood without making a table of commands.
+ * So we will leave this up to the caller to read back the data
+ * in these cases.
*
* Communicates with the manageability block. On success return IXGBE_SUCCESS
* else return IXGBE_ERR_HOST_INTERFACE_COMMAND.
**/
s32 ixgbe_host_interface_command(struct ixgbe_hw *hw, u32 *buffer,
- u32 length)
+ u32 length, bool return_data)
{
- u32 hicr, i, bi;
+ u32 hicr, i, bi, fwsts;
u32 hdr_size = sizeof(struct ixgbe_hic_hdr);
- u8 buf_len, dword_len;
-
- s32 ret_val = IXGBE_SUCCESS;
+ u16 buf_len;
+ u8 dword_len;
DEBUGFUNC("ixgbe_host_interface_command");
- if (length == 0 || length & 0x3 ||
- length > IXGBE_HI_MAX_BLOCK_BYTE_LENGTH) {
- DEBUGOUT("Buffer length failure.\n");
- ret_val = IXGBE_ERR_HOST_INTERFACE_COMMAND;
- goto out;
+ if (length == 0 || length > IXGBE_HI_MAX_BLOCK_BYTE_LENGTH) {
+ DEBUGOUT1("Buffer length failure buffersize=%d.\n", length);
+ return IXGBE_ERR_HOST_INTERFACE_COMMAND;
}
+ /* Set bit 9 of FWSTS clearing FW reset indication */
+ fwsts = IXGBE_READ_REG(hw, IXGBE_FWSTS);
+ IXGBE_WRITE_REG(hw, IXGBE_FWSTS, fwsts | IXGBE_FWSTS_FWRI);
/* Check that the host interface is enabled. */
hicr = IXGBE_READ_REG(hw, IXGBE_HICR);
if ((hicr & IXGBE_HICR_EN) == 0) {
DEBUGOUT("IXGBE_HOST_EN bit disabled.\n");
- ret_val = IXGBE_ERR_HOST_INTERFACE_COMMAND;
- goto out;
+ return IXGBE_ERR_HOST_INTERFACE_COMMAND;
+ }
+
+ /* Calculate length in DWORDs. We must be DWORD aligned */
+ if ((length % (sizeof(u32))) != 0) {
+ DEBUGOUT("Buffer length failure, not aligned to dword");
+ return IXGBE_ERR_INVALID_ARGUMENT;
}
- /* Calculate length in DWORDs */
dword_len = length >> 2;
- /*
- * The device driver writes the relevant command block
+ /* The device driver writes the relevant command block
* into the ram area.
*/
for (i = 0; i < dword_len; i++)
msec_delay(1);
}
- /* Check command successful completion. */
+ /* Check command completion */
if (i == IXGBE_HI_COMMAND_TIMEOUT ||
- (!(IXGBE_READ_REG(hw, IXGBE_HICR) & IXGBE_HICR_SV))) {
- DEBUGOUT("Command has failed with no status valid.\n");
- ret_val = IXGBE_ERR_HOST_INTERFACE_COMMAND;
- goto out;
+ !(IXGBE_READ_REG(hw, IXGBE_HICR) & IXGBE_HICR_SV)) {
+ ERROR_REPORT1(IXGBE_ERROR_CAUTION,
+ "Command has failed with no status valid.\n");
+ return IXGBE_ERR_HOST_INTERFACE_COMMAND;
}
+ if (!return_data)
+ return 0;
+
/* Calculate length in DWORDs */
dword_len = hdr_size >> 2;
/* If there is any thing in data position pull it in */
buf_len = ((struct ixgbe_hic_hdr *)buffer)->buf_len;
if (buf_len == 0)
- goto out;
+ return 0;
- if (length < (buf_len + hdr_size)) {
+ if (length < buf_len + hdr_size) {
DEBUGOUT("Buffer not large enough for reply message.\n");
- ret_val = IXGBE_ERR_HOST_INTERFACE_COMMAND;
- goto out;
+ return IXGBE_ERR_HOST_INTERFACE_COMMAND;
}
/* Calculate length in DWORDs, add 3 for odd lengths */
dword_len = (buf_len + 3) >> 2;
- /* Pull in the rest of the buffer (bi is where we left off)*/
+ /* Pull in the rest of the buffer (bi is where we left off) */
for (; bi <= dword_len; bi++) {
buffer[bi] = IXGBE_READ_REG_ARRAY(hw, IXGBE_FLEX_MNG, bi);
IXGBE_LE32_TO_CPUS(&buffer[bi]);
}
-out:
- return ret_val;
+ return 0;
}
/**
for (i = 0; i <= FW_CEM_MAX_RETRIES; i++) {
ret_val = ixgbe_host_interface_command(hw, (u32 *)&fw_cmd,
- sizeof(fw_cmd));
+ sizeof(fw_cmd), true);
if (ret_val != IXGBE_SUCCESS)
continue;
**/
void ixgbe_clear_tx_pending(struct ixgbe_hw *hw)
{
- u32 gcr_ext, hlreg0;
+ u32 gcr_ext, hlreg0, i, poll;
+ u16 value;
/*
* If double reset is not requested then all transactions should
hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0);
IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0 | IXGBE_HLREG0_LPBK);
+ /* Wait for a last completion before clearing buffers */
+ IXGBE_WRITE_FLUSH(hw);
+ msec_delay(3);
+
+ /*
+ * Before proceeding, make sure that the PCIe block does not have
+ * transactions pending.
+ */
+ poll = ixgbe_pcie_timeout_poll(hw);
+ for (i = 0; i < poll; i++) {
+ usec_delay(100);
+ value = IXGBE_READ_PCIE_WORD(hw, IXGBE_PCI_DEVICE_STATUS);
+ if (IXGBE_REMOVED(hw->hw_addr))
+ goto out;
+ if (!(value & IXGBE_PCI_DEVICE_STATUS_TRANSACTION_PENDING))
+ goto out;
+ }
+
+out:
/* initiate cleaning flow for buffers in the PCIe transaction layer */
gcr_ext = IXGBE_READ_REG(hw, IXGBE_GCR_EXT);
IXGBE_WRITE_REG(hw, IXGBE_GCR_EXT,
IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
}
+STATIC const u8 ixgbe_emc_temp_data[4] = {
+ IXGBE_EMC_INTERNAL_DATA,
+ IXGBE_EMC_DIODE1_DATA,
+ IXGBE_EMC_DIODE2_DATA,
+ IXGBE_EMC_DIODE3_DATA
+};
+STATIC const u8 ixgbe_emc_therm_limit[4] = {
+ IXGBE_EMC_INTERNAL_THERM_LIMIT,
+ IXGBE_EMC_DIODE1_THERM_LIMIT,
+ IXGBE_EMC_DIODE2_THERM_LIMIT,
+ IXGBE_EMC_DIODE3_THERM_LIMIT
+};
+
+/**
+ * ixgbe_get_thermal_sensor_data - Gathers thermal sensor data
+ * @hw: pointer to hardware structure
+ * @data: pointer to the thermal sensor data structure
+ *
+ * Returns the thermal sensor data structure
+ **/
+s32 ixgbe_get_thermal_sensor_data_generic(struct ixgbe_hw *hw)
+{
+ s32 status = IXGBE_SUCCESS;
+ u16 ets_offset;
+ u16 ets_cfg;
+ u16 ets_sensor;
+ u8 num_sensors;
+ u8 sensor_index;
+ u8 sensor_location;
+ u8 i;
+ struct ixgbe_thermal_sensor_data *data = &hw->mac.thermal_sensor_data;
+
+ DEBUGFUNC("ixgbe_get_thermal_sensor_data_generic");
+
+ /* Only support thermal sensors attached to 82599 physical port 0 */
+ if ((hw->mac.type != ixgbe_mac_82599EB) ||
+ (IXGBE_READ_REG(hw, IXGBE_STATUS) & IXGBE_STATUS_LAN_ID_1)) {
+ status = IXGBE_NOT_IMPLEMENTED;
+ goto out;
+ }
+
+ status = hw->eeprom.ops.read(hw, IXGBE_ETS_CFG, &ets_offset);
+ if (status)
+ goto out;
+
+ if ((ets_offset == 0x0000) || (ets_offset == 0xFFFF)) {
+ status = IXGBE_NOT_IMPLEMENTED;
+ goto out;
+ }
+
+ status = hw->eeprom.ops.read(hw, ets_offset, &ets_cfg);
+ if (status)
+ goto out;
+
+ if (((ets_cfg & IXGBE_ETS_TYPE_MASK) >> IXGBE_ETS_TYPE_SHIFT)
+ != IXGBE_ETS_TYPE_EMC) {
+ status = IXGBE_NOT_IMPLEMENTED;
+ goto out;
+ }
+
+ num_sensors = (ets_cfg & IXGBE_ETS_NUM_SENSORS_MASK);
+ if (num_sensors > IXGBE_MAX_SENSORS)
+ num_sensors = IXGBE_MAX_SENSORS;
+
+ for (i = 0; i < num_sensors; i++) {
+ status = hw->eeprom.ops.read(hw, (ets_offset + 1 + i),
+ &ets_sensor);
+ if (status)
+ goto out;
+
+ sensor_index = ((ets_sensor & IXGBE_ETS_DATA_INDEX_MASK) >>
+ IXGBE_ETS_DATA_INDEX_SHIFT);
+ sensor_location = ((ets_sensor & IXGBE_ETS_DATA_LOC_MASK) >>
+ IXGBE_ETS_DATA_LOC_SHIFT);
+
+ if (sensor_location != 0) {
+ status = hw->phy.ops.read_i2c_byte(hw,
+ ixgbe_emc_temp_data[sensor_index],
+ IXGBE_I2C_THERMAL_SENSOR_ADDR,
+ &data->sensor[i].temp);
+ if (status)
+ goto out;
+ }
+ }
+out:
+ return status;
+}
+
+/**
+ * ixgbe_init_thermal_sensor_thresh_generic - Inits thermal sensor thresholds
+ * @hw: pointer to hardware structure
+ *
+ * Inits the thermal sensor thresholds according to the NVM map
+ * and save off the threshold and location values into mac.thermal_sensor_data
+ **/
+s32 ixgbe_init_thermal_sensor_thresh_generic(struct ixgbe_hw *hw)
+{
+ s32 status = IXGBE_SUCCESS;
+ u16 offset;
+ u16 ets_offset;
+ u16 ets_cfg;
+ u16 ets_sensor;
+ u8 low_thresh_delta;
+ u8 num_sensors;
+ u8 sensor_index;
+ u8 sensor_location;
+ u8 therm_limit;
+ u8 i;
+ struct ixgbe_thermal_sensor_data *data = &hw->mac.thermal_sensor_data;
+
+ DEBUGFUNC("ixgbe_init_thermal_sensor_thresh_generic");
+
+ memset(data, 0, sizeof(struct ixgbe_thermal_sensor_data));
+
+ /* Only support thermal sensors attached to 82599 physical port 0 */
+ if ((hw->mac.type != ixgbe_mac_82599EB) ||
+ (IXGBE_READ_REG(hw, IXGBE_STATUS) & IXGBE_STATUS_LAN_ID_1))
+ return IXGBE_NOT_IMPLEMENTED;
+
+ offset = IXGBE_ETS_CFG;
+ if (hw->eeprom.ops.read(hw, offset, &ets_offset))
+ goto eeprom_err;
+ if ((ets_offset == 0x0000) || (ets_offset == 0xFFFF))
+ return IXGBE_NOT_IMPLEMENTED;
+
+ offset = ets_offset;
+ if (hw->eeprom.ops.read(hw, offset, &ets_cfg))
+ goto eeprom_err;
+ if (((ets_cfg & IXGBE_ETS_TYPE_MASK) >> IXGBE_ETS_TYPE_SHIFT)
+ != IXGBE_ETS_TYPE_EMC)
+ return IXGBE_NOT_IMPLEMENTED;
+
+ low_thresh_delta = ((ets_cfg & IXGBE_ETS_LTHRES_DELTA_MASK) >>
+ IXGBE_ETS_LTHRES_DELTA_SHIFT);
+ num_sensors = (ets_cfg & IXGBE_ETS_NUM_SENSORS_MASK);
+
+ for (i = 0; i < num_sensors; i++) {
+ offset = ets_offset + 1 + i;
+ if (hw->eeprom.ops.read(hw, offset, &ets_sensor)) {
+ ERROR_REPORT2(IXGBE_ERROR_INVALID_STATE,
+ "eeprom read at offset %d failed",
+ offset);
+ continue;
+ }
+ sensor_index = ((ets_sensor & IXGBE_ETS_DATA_INDEX_MASK) >>
+ IXGBE_ETS_DATA_INDEX_SHIFT);
+ sensor_location = ((ets_sensor & IXGBE_ETS_DATA_LOC_MASK) >>
+ IXGBE_ETS_DATA_LOC_SHIFT);
+ therm_limit = ets_sensor & IXGBE_ETS_DATA_HTHRESH_MASK;
+
+ hw->phy.ops.write_i2c_byte(hw,
+ ixgbe_emc_therm_limit[sensor_index],
+ IXGBE_I2C_THERMAL_SENSOR_ADDR, therm_limit);
+
+ if ((i < IXGBE_MAX_SENSORS) && (sensor_location != 0)) {
+ data->sensor[i].location = sensor_location;
+ data->sensor[i].caution_thresh = therm_limit;
+ data->sensor[i].max_op_thresh = therm_limit -
+ low_thresh_delta;
+ }
+ }
+ return status;
+
+eeprom_err:
+ ERROR_REPORT2(IXGBE_ERROR_INVALID_STATE,
+ "eeprom read at offset %d failed", offset);
+ return IXGBE_NOT_IMPLEMENTED;
+}
+
+
+/**
+ * ixgbe_dcb_get_rtrup2tc_generic - read rtrup2tc reg
+ * @hw: pointer to hardware structure
+ * @map: pointer to u8 arr for returning map
+ *
+ * Read the rtrup2tc HW register and resolve its content into map
+ **/
+void ixgbe_dcb_get_rtrup2tc_generic(struct ixgbe_hw *hw, u8 *map)
+{
+ u32 reg, i;
+
+ reg = IXGBE_READ_REG(hw, IXGBE_RTRUP2TC);
+ for (i = 0; i < IXGBE_DCB_MAX_USER_PRIORITY; i++)
+ map[i] = IXGBE_RTRUP2TC_UP_MASK &
+ (reg >> (i * IXGBE_RTRUP2TC_UP_SHIFT));
+ return;
+}
+
+void ixgbe_disable_rx_generic(struct ixgbe_hw *hw)
+{
+ u32 pfdtxgswc;
+ u32 rxctrl;
+
+ rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
+ if (rxctrl & IXGBE_RXCTRL_RXEN) {
+ if (hw->mac.type != ixgbe_mac_82598EB) {
+ pfdtxgswc = IXGBE_READ_REG(hw, IXGBE_PFDTXGSWC);
+ if (pfdtxgswc & IXGBE_PFDTXGSWC_VT_LBEN) {
+ pfdtxgswc &= ~IXGBE_PFDTXGSWC_VT_LBEN;
+ IXGBE_WRITE_REG(hw, IXGBE_PFDTXGSWC, pfdtxgswc);
+ hw->mac.set_lben = true;
+ } else {
+ hw->mac.set_lben = false;
+ }
+ }
+ rxctrl &= ~IXGBE_RXCTRL_RXEN;
+ IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, rxctrl);
+ }
+}
+
+void ixgbe_enable_rx_generic(struct ixgbe_hw *hw)
+{
+ u32 pfdtxgswc;
+ u32 rxctrl;
+
+ rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
+ IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, (rxctrl | IXGBE_RXCTRL_RXEN));
+
+ if (hw->mac.type != ixgbe_mac_82598EB) {
+ if (hw->mac.set_lben) {
+ pfdtxgswc = IXGBE_READ_REG(hw, IXGBE_PFDTXGSWC);
+ pfdtxgswc |= IXGBE_PFDTXGSWC_VT_LBEN;
+ IXGBE_WRITE_REG(hw, IXGBE_PFDTXGSWC, pfdtxgswc);
+ hw->mac.set_lben = false;
+ }
+ }
+}
+
+/**
+ * ixgbe_mng_present - returns true when management capability is present
+ * @hw: pointer to hardware structure
+ */
+bool ixgbe_mng_present(struct ixgbe_hw *hw)
+{
+ u32 fwsm;
+
+ if (hw->mac.type < ixgbe_mac_82599EB)
+ return false;
+
+ fwsm = IXGBE_READ_REG(hw, IXGBE_FWSM);
+ fwsm &= IXGBE_FWSM_MODE_MASK;
+ return fwsm == IXGBE_FWSM_FW_MODE_PT;
+}
+
+/**
+ * ixgbe_mng_enabled - Is the manageability engine enabled?
+ * @hw: pointer to hardware structure
+ *
+ * Returns true if the manageability engine is enabled.
+ **/
+bool ixgbe_mng_enabled(struct ixgbe_hw *hw)
+{
+ u32 fwsm, manc, factps;
+
+ fwsm = IXGBE_READ_REG(hw, IXGBE_FWSM);
+ if ((fwsm & IXGBE_FWSM_MODE_MASK) != IXGBE_FWSM_FW_MODE_PT)
+ return false;
+
+ manc = IXGBE_READ_REG(hw, IXGBE_MANC);
+ if (!(manc & IXGBE_MANC_RCV_TCO_EN))
+ return false;
+
+ if (hw->mac.type <= ixgbe_mac_X540) {
+ factps = IXGBE_READ_REG(hw, IXGBE_FACTPS);
+ if (factps & IXGBE_FACTPS_MNGCG)
+ return false;
+ }
+
+ return true;
+}