#include "ixgbe_common.h"
#include "ixgbe_phy.h"
+STATIC s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed);
+STATIC s32 ixgbe_acquire_swfw_sync_X550a(struct ixgbe_hw *, u32 mask);
+STATIC void ixgbe_release_swfw_sync_X550a(struct ixgbe_hw *, u32 mask);
+STATIC s32 ixgbe_read_mng_if_sel_x550em(struct ixgbe_hw *hw);
/**
* ixgbe_init_ops_X550 - Inits func ptrs and MAC type
mac->ops.dmac_config = ixgbe_dmac_config_X550;
mac->ops.dmac_config_tcs = ixgbe_dmac_config_tcs_X550;
mac->ops.dmac_update_tcs = ixgbe_dmac_update_tcs_X550;
- mac->ops.setup_eee = ixgbe_setup_eee_X550;
+ mac->ops.setup_eee = NULL;
mac->ops.set_source_address_pruning =
ixgbe_set_source_address_pruning_X550;
mac->ops.set_ethertype_anti_spoofing =
mac->ops.mdd_event = ixgbe_mdd_event_X550;
mac->ops.restore_mdd_vf = ixgbe_restore_mdd_vf_X550;
mac->ops.disable_rx = ixgbe_disable_rx_x550;
+ /* Manageability interface */
+ mac->ops.set_fw_drv_ver = ixgbe_set_fw_drv_ver_x550;
+ switch (hw->device_id) {
+ case IXGBE_DEV_ID_X550EM_X_10G_T:
+ case IXGBE_DEV_ID_X550EM_A_10G_T:
+ hw->mac.ops.led_on = ixgbe_led_on_t_X550em;
+ hw->mac.ops.led_off = ixgbe_led_off_t_X550em;
+ break;
+ default:
+ break;
+ }
return ret_val;
}
**/
STATIC s32 ixgbe_read_cs4227(struct ixgbe_hw *hw, u16 reg, u16 *value)
{
- return ixgbe_read_i2c_combined_unlocked(hw, IXGBE_CS4227, reg, value);
+ return hw->link.ops.read_link_unlocked(hw, hw->link.addr, reg, value);
}
/**
**/
STATIC s32 ixgbe_write_cs4227(struct ixgbe_hw *hw, u16 reg, u16 value)
{
- return ixgbe_write_i2c_combined_unlocked(hw, IXGBE_CS4227, reg, value);
-}
-
-/**
- * ixgbe_get_cs4227_status - Return CS4227 status
- * @hw: pointer to hardware structure
- *
- * Returns error if CS4227 not successfully initialized
- **/
-STATIC s32 ixgbe_get_cs4227_status(struct ixgbe_hw *hw)
-{
- s32 status;
- u16 value = 0;
- u8 retry;
-
- for (retry = 0; retry < IXGBE_CS4227_RETRIES; ++retry) {
- status = ixgbe_read_cs4227(hw, IXGBE_CS4227_GLOBAL_ID_LSB,
- &value);
- if (status != IXGBE_SUCCESS)
- return status;
- if (value == IXGBE_CS4227_GLOBAL_ID_VALUE)
- break;
- msec_delay(IXGBE_CS4227_CHECK_DELAY);
- }
- if (value != IXGBE_CS4227_GLOBAL_ID_VALUE)
- return IXGBE_ERR_PHY;
-
- status = ixgbe_write_cs4227(hw, IXGBE_CS4227_SCRATCH,
- IXGBE_CS4227_SCRATCH_VALUE);
- if (status != IXGBE_SUCCESS)
- return status;
- status = ixgbe_read_cs4227(hw, IXGBE_CS4227_SCRATCH, &value);
- if (status != IXGBE_SUCCESS)
- return status;
- if (value != IXGBE_CS4227_SCRATCH_VALUE)
- return IXGBE_ERR_PHY;
- return IXGBE_SUCCESS;
+ return hw->link.ops.write_link_unlocked(hw, hw->link.addr, reg, value);
}
/**
* ixgbe_reset_cs4227 - Reset CS4227 using port expander
* @hw: pointer to hardware structure
*
+ * This function assumes that the caller has acquired the proper semaphore.
* Returns error code
**/
STATIC s32 ixgbe_reset_cs4227(struct ixgbe_hw *hw)
{
s32 status;
+ u32 retry;
+ u16 value;
u8 reg;
+ /* Trigger hard reset. */
status = ixgbe_read_pe(hw, IXGBE_PE_OUTPUT, ®);
if (status != IXGBE_SUCCESS)
return status;
if (status != IXGBE_SUCCESS)
return status;
+ /* Wait for the reset to complete. */
msec_delay(IXGBE_CS4227_RESET_DELAY);
+ for (retry = 0; retry < IXGBE_CS4227_RETRIES; retry++) {
+ status = ixgbe_read_cs4227(hw, IXGBE_CS4227_EFUSE_STATUS,
+ &value);
+ if (status == IXGBE_SUCCESS &&
+ value == IXGBE_CS4227_EEPROM_LOAD_OK)
+ break;
+ msec_delay(IXGBE_CS4227_CHECK_DELAY);
+ }
+ if (retry == IXGBE_CS4227_RETRIES) {
+ ERROR_REPORT1(IXGBE_ERROR_INVALID_STATE,
+ "CS4227 reset did not complete.");
+ return IXGBE_ERR_PHY;
+ }
+
+ status = ixgbe_read_cs4227(hw, IXGBE_CS4227_EEPROM_STATUS, &value);
+ if (status != IXGBE_SUCCESS ||
+ !(value & IXGBE_CS4227_EEPROM_LOAD_OK)) {
+ ERROR_REPORT1(IXGBE_ERROR_INVALID_STATE,
+ "CS4227 EEPROM did not load successfully.");
+ return IXGBE_ERR_PHY;
+ }
return IXGBE_SUCCESS;
}
**/
STATIC void ixgbe_check_cs4227(struct ixgbe_hw *hw)
{
+ s32 status = IXGBE_SUCCESS;
u32 swfw_mask = hw->phy.phy_semaphore_mask;
- s32 status;
+ u16 value = 0;
u8 retry;
for (retry = 0; retry < IXGBE_CS4227_RETRIES; retry++) {
status = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask);
if (status != IXGBE_SUCCESS) {
ERROR_REPORT2(IXGBE_ERROR_CAUTION,
- "semaphore failed with %d\n", status);
- return;
+ "semaphore failed with %d", status);
+ msec_delay(IXGBE_CS4227_CHECK_DELAY);
+ continue;
}
- status = ixgbe_get_cs4227_status(hw);
- if (status == IXGBE_SUCCESS) {
- hw->mac.ops.release_swfw_sync(hw, swfw_mask);
- msec_delay(hw->eeprom.semaphore_delay);
+
+ /* Get status of reset flow. */
+ status = ixgbe_read_cs4227(hw, IXGBE_CS4227_SCRATCH, &value);
+
+ if (status == IXGBE_SUCCESS &&
+ value == IXGBE_CS4227_RESET_COMPLETE)
+ goto out;
+
+ if (status != IXGBE_SUCCESS ||
+ value != IXGBE_CS4227_RESET_PENDING)
+ break;
+
+ /* Reset is pending. Wait and check again. */
+ hw->mac.ops.release_swfw_sync(hw, swfw_mask);
+ msec_delay(IXGBE_CS4227_CHECK_DELAY);
+ }
+
+ /* If still pending, assume other instance failed. */
+ if (retry == IXGBE_CS4227_RETRIES) {
+ status = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask);
+ if (status != IXGBE_SUCCESS) {
+ ERROR_REPORT2(IXGBE_ERROR_CAUTION,
+ "semaphore failed with %d", status);
return;
}
- ixgbe_reset_cs4227(hw);
- hw->mac.ops.release_swfw_sync(hw, swfw_mask);
- msec_delay(hw->eeprom.semaphore_delay);
}
- ERROR_REPORT2(IXGBE_ERROR_CAUTION,
- "Unable to initialize CS4227, err=%d\n", status);
+
+ /* Reset the CS4227. */
+ status = ixgbe_reset_cs4227(hw);
+ if (status != IXGBE_SUCCESS) {
+ ERROR_REPORT2(IXGBE_ERROR_INVALID_STATE,
+ "CS4227 reset failed: %d", status);
+ goto out;
+ }
+
+ /* Reset takes so long, temporarily release semaphore in case the
+ * other driver instance is waiting for the reset indication.
+ */
+ ixgbe_write_cs4227(hw, IXGBE_CS4227_SCRATCH,
+ IXGBE_CS4227_RESET_PENDING);
+ hw->mac.ops.release_swfw_sync(hw, swfw_mask);
+ msec_delay(10);
+ status = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask);
+ if (status != IXGBE_SUCCESS) {
+ ERROR_REPORT2(IXGBE_ERROR_CAUTION,
+ "semaphore failed with %d", status);
+ return;
+ }
+
+ /* Record completion for next time. */
+ status = ixgbe_write_cs4227(hw, IXGBE_CS4227_SCRATCH,
+ IXGBE_CS4227_RESET_COMPLETE);
+
+out:
+ hw->mac.ops.release_swfw_sync(hw, swfw_mask);
+ msec_delay(hw->eeprom.semaphore_delay);
}
/**
IXGBE_WRITE_FLUSH(hw);
}
+/**
+ * ixgbe_read_phy_reg_mdi_22 - Read from a clause 22 PHY register without lock
+ * @hw: pointer to hardware structure
+ * @reg_addr: 32 bit address of PHY register to read
+ * @dev_type: always unused
+ * @phy_data: Pointer to read data from PHY register
+ */
+STATIC s32 ixgbe_read_phy_reg_mdi_22(struct ixgbe_hw *hw, u32 reg_addr,
+ u32 dev_type, u16 *phy_data)
+{
+ u32 i, data, command;
+ UNREFERENCED_1PARAMETER(dev_type);
+
+ /* Setup and write the read command */
+ command = (reg_addr << IXGBE_MSCA_DEV_TYPE_SHIFT) |
+ (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) |
+ IXGBE_MSCA_OLD_PROTOCOL | IXGBE_MSCA_READ_AUTOINC |
+ IXGBE_MSCA_MDI_COMMAND;
+
+ IXGBE_WRITE_REG(hw, IXGBE_MSCA, command);
+
+ /* Check every 10 usec to see if the access completed.
+ * The MDI Command bit will clear when the operation is
+ * complete
+ */
+ for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
+ usec_delay(10);
+
+ command = IXGBE_READ_REG(hw, IXGBE_MSCA);
+ if (!(command & IXGBE_MSCA_MDI_COMMAND))
+ break;
+ }
+
+ if (command & IXGBE_MSCA_MDI_COMMAND) {
+ ERROR_REPORT1(IXGBE_ERROR_POLLING,
+ "PHY read command did not complete.\n");
+ return IXGBE_ERR_PHY;
+ }
+
+ /* Read operation is complete. Get the data from MSRWD */
+ data = IXGBE_READ_REG(hw, IXGBE_MSRWD);
+ data >>= IXGBE_MSRWD_READ_DATA_SHIFT;
+ *phy_data = (u16)data;
+
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_write_phy_reg_mdi_22 - Write to a clause 22 PHY register without lock
+ * @hw: pointer to hardware structure
+ * @reg_addr: 32 bit PHY register to write
+ * @dev_type: always unused
+ * @phy_data: Data to write to the PHY register
+ */
+STATIC s32 ixgbe_write_phy_reg_mdi_22(struct ixgbe_hw *hw, u32 reg_addr,
+ u32 dev_type, u16 phy_data)
+{
+ u32 i, command;
+ UNREFERENCED_1PARAMETER(dev_type);
+
+ /* Put the data in the MDI single read and write data register*/
+ IXGBE_WRITE_REG(hw, IXGBE_MSRWD, (u32)phy_data);
+
+ /* Setup and write the write command */
+ command = (reg_addr << IXGBE_MSCA_DEV_TYPE_SHIFT) |
+ (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) |
+ IXGBE_MSCA_OLD_PROTOCOL | IXGBE_MSCA_WRITE |
+ IXGBE_MSCA_MDI_COMMAND;
+
+ IXGBE_WRITE_REG(hw, IXGBE_MSCA, command);
+
+ /* Check every 10 usec to see if the access completed.
+ * The MDI Command bit will clear when the operation is
+ * complete
+ */
+ for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
+ usec_delay(10);
+
+ command = IXGBE_READ_REG(hw, IXGBE_MSCA);
+ if (!(command & IXGBE_MSCA_MDI_COMMAND))
+ break;
+ }
+
+ if (command & IXGBE_MSCA_MDI_COMMAND) {
+ ERROR_REPORT1(IXGBE_ERROR_POLLING,
+ "PHY write cmd didn't complete\n");
+ return IXGBE_ERR_PHY;
+ }
+
+ return IXGBE_SUCCESS;
+}
+
/**
* ixgbe_identify_phy_x550em - Get PHY type based on device id
* @hw: pointer to hardware structure
*/
STATIC s32 ixgbe_identify_phy_x550em(struct ixgbe_hw *hw)
{
+ hw->mac.ops.set_lan_id(hw);
+
+ ixgbe_read_mng_if_sel_x550em(hw);
+
switch (hw->device_id) {
+ case IXGBE_DEV_ID_X550EM_A_SFP:
+ return ixgbe_identify_module_generic(hw);
case IXGBE_DEV_ID_X550EM_X_SFP:
/* set up for CS4227 usage */
- hw->phy.phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM;
ixgbe_setup_mux_ctl(hw);
ixgbe_check_cs4227(hw);
+ /* Fallthrough */
+ case IXGBE_DEV_ID_X550EM_A_SFP_N:
return ixgbe_identify_module_generic(hw);
break;
case IXGBE_DEV_ID_X550EM_X_KX4:
hw->phy.type = ixgbe_phy_x550em_kx4;
break;
case IXGBE_DEV_ID_X550EM_X_KR:
+ case IXGBE_DEV_ID_X550EM_A_KR:
+ case IXGBE_DEV_ID_X550EM_A_KR_L:
hw->phy.type = ixgbe_phy_x550em_kr;
break;
+ case IXGBE_DEV_ID_X550EM_A_10G_T:
case IXGBE_DEV_ID_X550EM_X_1G_T:
case IXGBE_DEV_ID_X550EM_X_10G_T:
return ixgbe_identify_phy_generic(hw);
+ case IXGBE_DEV_ID_X550EM_A_1G_T:
+ case IXGBE_DEV_ID_X550EM_A_1G_T_L:
+ hw->phy.type = ixgbe_phy_fw;
+ hw->phy.ops.read_reg = NULL;
+ hw->phy.ops.write_reg = NULL;
+ if (hw->bus.lan_id)
+ hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY1_SM;
+ else
+ hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY0_SM;
+ break;
default:
break;
}
return IXGBE_SUCCESS;
}
+/**
+ * ixgbe_fw_phy_activity - Perform an activity on a PHY
+ * @hw: pointer to hardware structure
+ * @activity: activity to perform
+ * @data: Pointer to 4 32-bit words of data
+ */
+s32 ixgbe_fw_phy_activity(struct ixgbe_hw *hw, u16 activity,
+ u32 (*data)[FW_PHY_ACT_DATA_COUNT])
+{
+ union {
+ struct ixgbe_hic_phy_activity_req cmd;
+ struct ixgbe_hic_phy_activity_resp rsp;
+ } hic;
+ u16 retries = FW_PHY_ACT_RETRIES;
+ s32 rc;
+ u16 i;
+
+ do {
+ memset(&hic, 0, sizeof(hic));
+ hic.cmd.hdr.cmd = FW_PHY_ACT_REQ_CMD;
+ hic.cmd.hdr.buf_len = FW_PHY_ACT_REQ_LEN;
+ hic.cmd.hdr.checksum = FW_DEFAULT_CHECKSUM;
+ hic.cmd.port_number = hw->bus.lan_id;
+ hic.cmd.activity_id = IXGBE_CPU_TO_LE16(activity);
+ for (i = 0; i < FW_PHY_ACT_DATA_COUNT; ++i)
+ hic.cmd.data[i] = IXGBE_CPU_TO_BE32((*data)[i]);
+
+ rc = ixgbe_host_interface_command(hw, (u32 *)&hic.cmd,
+ sizeof(hic.cmd),
+ IXGBE_HI_COMMAND_TIMEOUT,
+ true);
+ if (rc != IXGBE_SUCCESS)
+ return rc;
+ if (hic.rsp.hdr.cmd_or_resp.ret_status ==
+ FW_CEM_RESP_STATUS_SUCCESS) {
+ for (i = 0; i < FW_PHY_ACT_DATA_COUNT; ++i)
+ (*data)[i] = IXGBE_BE32_TO_CPU(hic.rsp.data[i]);
+ return IXGBE_SUCCESS;
+ }
+ usec_delay(20);
+ --retries;
+ } while (retries > 0);
+
+ return IXGBE_ERR_HOST_INTERFACE_COMMAND;
+}
+
+static const struct {
+ u16 fw_speed;
+ ixgbe_link_speed phy_speed;
+} ixgbe_fw_map[] = {
+ { FW_PHY_ACT_LINK_SPEED_10, IXGBE_LINK_SPEED_10_FULL },
+ { FW_PHY_ACT_LINK_SPEED_100, IXGBE_LINK_SPEED_100_FULL },
+ { FW_PHY_ACT_LINK_SPEED_1G, IXGBE_LINK_SPEED_1GB_FULL },
+ { FW_PHY_ACT_LINK_SPEED_2_5G, IXGBE_LINK_SPEED_2_5GB_FULL },
+ { FW_PHY_ACT_LINK_SPEED_5G, IXGBE_LINK_SPEED_5GB_FULL },
+ { FW_PHY_ACT_LINK_SPEED_10G, IXGBE_LINK_SPEED_10GB_FULL },
+};
+
+/**
+ * ixgbe_get_phy_id_fw - Get the phy ID via firmware command
+ * @hw: pointer to hardware structure
+ *
+ * Returns error code
+ */
+static s32 ixgbe_get_phy_id_fw(struct ixgbe_hw *hw)
+{
+ u32 info[FW_PHY_ACT_DATA_COUNT] = { 0 };
+ u16 phy_speeds;
+ u16 phy_id_lo;
+ s32 rc;
+ u16 i;
+
+ rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_GET_PHY_INFO, &info);
+ if (rc)
+ return rc;
+
+ hw->phy.speeds_supported = 0;
+ phy_speeds = info[0] & FW_PHY_INFO_SPEED_MASK;
+ for (i = 0; i < sizeof(ixgbe_fw_map) / sizeof(ixgbe_fw_map[0]); ++i) {
+ if (phy_speeds & ixgbe_fw_map[i].fw_speed)
+ hw->phy.speeds_supported |= ixgbe_fw_map[i].phy_speed;
+ }
+ if (!hw->phy.autoneg_advertised)
+ hw->phy.autoneg_advertised = hw->phy.speeds_supported;
+
+ hw->phy.id = info[0] & FW_PHY_INFO_ID_HI_MASK;
+ phy_id_lo = info[1] & FW_PHY_INFO_ID_LO_MASK;
+ hw->phy.id |= phy_id_lo & IXGBE_PHY_REVISION_MASK;
+ hw->phy.revision = phy_id_lo & ~IXGBE_PHY_REVISION_MASK;
+ if (!hw->phy.id || hw->phy.id == IXGBE_PHY_REVISION_MASK)
+ return IXGBE_ERR_PHY_ADDR_INVALID;
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_identify_phy_fw - Get PHY type based on firmware command
+ * @hw: pointer to hardware structure
+ *
+ * Returns error code
+ */
+static s32 ixgbe_identify_phy_fw(struct ixgbe_hw *hw)
+{
+ if (hw->bus.lan_id)
+ hw->phy.phy_semaphore_mask = IXGBE_GSSR_PHY1_SM;
+ else
+ hw->phy.phy_semaphore_mask = IXGBE_GSSR_PHY0_SM;
+
+ hw->phy.type = ixgbe_phy_fw;
+ hw->phy.ops.read_reg = NULL;
+ hw->phy.ops.write_reg = NULL;
+ return ixgbe_get_phy_id_fw(hw);
+}
+
+/**
+ * ixgbe_shutdown_fw_phy - Shutdown a firmware-controlled PHY
+ * @hw: pointer to hardware structure
+ *
+ * Returns error code
+ */
+s32 ixgbe_shutdown_fw_phy(struct ixgbe_hw *hw)
+{
+ u32 setup[FW_PHY_ACT_DATA_COUNT] = { 0 };
+
+ setup[0] = FW_PHY_ACT_FORCE_LINK_DOWN_OFF;
+ return ixgbe_fw_phy_activity(hw, FW_PHY_ACT_FORCE_LINK_DOWN, &setup);
+}
+
STATIC s32 ixgbe_read_phy_reg_x550em(struct ixgbe_hw *hw, u32 reg_addr,
u32 device_type, u16 *phy_data)
{
return IXGBE_NOT_IMPLEMENTED;
}
+/**
+ * ixgbe_read_i2c_combined_generic - Perform I2C read combined operation
+ * @hw: pointer to the hardware structure
+ * @addr: I2C bus address to read from
+ * @reg: I2C device register to read from
+ * @val: pointer to location to receive read value
+ *
+ * Returns an error code on error.
+ **/
+STATIC s32 ixgbe_read_i2c_combined_generic(struct ixgbe_hw *hw, u8 addr,
+ u16 reg, u16 *val)
+{
+ return ixgbe_read_i2c_combined_generic_int(hw, addr, reg, val, true);
+}
+
+/**
+ * ixgbe_read_i2c_combined_generic_unlocked - Do I2C read combined operation
+ * @hw: pointer to the hardware structure
+ * @addr: I2C bus address to read from
+ * @reg: I2C device register to read from
+ * @val: pointer to location to receive read value
+ *
+ * Returns an error code on error.
+ **/
+STATIC s32
+ixgbe_read_i2c_combined_generic_unlocked(struct ixgbe_hw *hw, u8 addr,
+ u16 reg, u16 *val)
+{
+ return ixgbe_read_i2c_combined_generic_int(hw, addr, reg, val, false);
+}
+
+/**
+ * ixgbe_write_i2c_combined_generic - Perform I2C write combined operation
+ * @hw: pointer to the hardware structure
+ * @addr: I2C bus address to write to
+ * @reg: I2C device register to write to
+ * @val: value to write
+ *
+ * Returns an error code on error.
+ **/
+STATIC s32 ixgbe_write_i2c_combined_generic(struct ixgbe_hw *hw,
+ u8 addr, u16 reg, u16 val)
+{
+ return ixgbe_write_i2c_combined_generic_int(hw, addr, reg, val, true);
+}
+
+/**
+ * ixgbe_write_i2c_combined_generic_unlocked - Do I2C write combined operation
+ * @hw: pointer to the hardware structure
+ * @addr: I2C bus address to write to
+ * @reg: I2C device register to write to
+ * @val: value to write
+ *
+ * Returns an error code on error.
+ **/
+STATIC s32
+ixgbe_write_i2c_combined_generic_unlocked(struct ixgbe_hw *hw,
+ u8 addr, u16 reg, u16 val)
+{
+ return ixgbe_write_i2c_combined_generic_int(hw, addr, reg, val, false);
+}
+
/**
* ixgbe_init_ops_X550EM - Inits func ptrs and MAC type
* @hw: pointer to hardware structure
mac->ops.disable_sec_rx_path = NULL;
mac->ops.enable_sec_rx_path = NULL;
+ /* AUTOC register is not present in x550EM. */
+ mac->ops.prot_autoc_read = NULL;
+ mac->ops.prot_autoc_write = NULL;
+
/* X550EM bus type is internal*/
hw->bus.type = ixgbe_bus_type_internal;
mac->ops.get_bus_info = ixgbe_get_bus_info_X550em;
- mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550;
- mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550;
+
mac->ops.get_media_type = ixgbe_get_media_type_X550em;
mac->ops.setup_sfp = ixgbe_setup_sfp_modules_X550em;
mac->ops.get_link_capabilities = ixgbe_get_link_capabilities_X550em;
mac->ops.get_supported_physical_layer =
ixgbe_get_supported_physical_layer_X550em;
+ if (mac->ops.get_media_type(hw) == ixgbe_media_type_copper)
+ mac->ops.setup_fc = ixgbe_setup_fc_generic;
+ else
+ mac->ops.setup_fc = ixgbe_setup_fc_X550em;
+
/* PHY */
phy->ops.init = ixgbe_init_phy_ops_X550em;
- phy->ops.identify = ixgbe_identify_phy_x550em;
+ switch (hw->device_id) {
+ case IXGBE_DEV_ID_X550EM_A_1G_T:
+ case IXGBE_DEV_ID_X550EM_A_1G_T_L:
+ mac->ops.setup_fc = NULL;
+ phy->ops.identify = ixgbe_identify_phy_fw;
+ phy->ops.set_phy_power = NULL;
+ phy->ops.get_firmware_version = NULL;
+ break;
+ default:
+ phy->ops.identify = ixgbe_identify_phy_x550em;
+ }
+
if (mac->ops.get_media_type(hw) != ixgbe_media_type_copper)
phy->ops.set_phy_power = NULL;
}
/**
- * ixgbe_dmac_config_X550
- * @hw: pointer to hardware structure
- *
- * Configure DMA coalescing. If enabling dmac, dmac is activated.
- * When disabling dmac, dmac enable dmac bit is cleared.
- **/
-s32 ixgbe_dmac_config_X550(struct ixgbe_hw *hw)
+ * ixgbe_setup_fw_link - Setup firmware-controlled PHYs
+ * @hw: pointer to hardware structure
+ */
+static s32 ixgbe_setup_fw_link(struct ixgbe_hw *hw)
{
- u32 reg, high_pri_tc;
-
- DEBUGFUNC("ixgbe_dmac_config_X550");
-
- /* Disable DMA coalescing before configuring */
- reg = IXGBE_READ_REG(hw, IXGBE_DMACR);
- reg &= ~IXGBE_DMACR_DMAC_EN;
- IXGBE_WRITE_REG(hw, IXGBE_DMACR, reg);
-
- /* Disable DMA Coalescing if the watchdog timer is 0 */
- if (!hw->mac.dmac_config.watchdog_timer)
- goto out;
+ u32 setup[FW_PHY_ACT_DATA_COUNT] = { 0 };
+ s32 rc;
+ u16 i;
- ixgbe_dmac_config_tcs_X550(hw);
+ if (hw->phy.reset_disable || ixgbe_check_reset_blocked(hw))
+ return 0;
- /* Configure DMA Coalescing Control Register */
- reg = IXGBE_READ_REG(hw, IXGBE_DMACR);
+ 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");
+ return IXGBE_ERR_INVALID_LINK_SETTINGS;
+ }
- /* Set the watchdog timer in units of 40.96 usec */
- reg &= ~IXGBE_DMACR_DMACWT_MASK;
- reg |= (hw->mac.dmac_config.watchdog_timer * 100) / 4096;
+ switch (hw->fc.requested_mode) {
+ case ixgbe_fc_full:
+ setup[0] |= FW_PHY_ACT_SETUP_LINK_PAUSE_RXTX <<
+ FW_PHY_ACT_SETUP_LINK_PAUSE_SHIFT;
+ break;
+ case ixgbe_fc_rx_pause:
+ setup[0] |= FW_PHY_ACT_SETUP_LINK_PAUSE_RX <<
+ FW_PHY_ACT_SETUP_LINK_PAUSE_SHIFT;
+ break;
+ case ixgbe_fc_tx_pause:
+ setup[0] |= FW_PHY_ACT_SETUP_LINK_PAUSE_TX <<
+ FW_PHY_ACT_SETUP_LINK_PAUSE_SHIFT;
+ break;
+ default:
+ break;
+ }
- reg &= ~IXGBE_DMACR_HIGH_PRI_TC_MASK;
- /* If fcoe is enabled, set high priority traffic class */
- if (hw->mac.dmac_config.fcoe_en) {
- high_pri_tc = 1 << hw->mac.dmac_config.fcoe_tc;
- reg |= ((high_pri_tc << IXGBE_DMACR_HIGH_PRI_TC_SHIFT) &
- IXGBE_DMACR_HIGH_PRI_TC_MASK);
+ for (i = 0; i < sizeof(ixgbe_fw_map) / sizeof(ixgbe_fw_map[0]); ++i) {
+ if (hw->phy.autoneg_advertised & ixgbe_fw_map[i].phy_speed)
+ setup[0] |= ixgbe_fw_map[i].fw_speed;
}
- reg |= IXGBE_DMACR_EN_MNG_IND;
+ setup[0] |= FW_PHY_ACT_SETUP_LINK_HP | FW_PHY_ACT_SETUP_LINK_AN;
- /* Enable DMA coalescing after configuration */
- reg |= IXGBE_DMACR_DMAC_EN;
- IXGBE_WRITE_REG(hw, IXGBE_DMACR, reg);
+ if (hw->phy.eee_speeds_advertised)
+ setup[0] |= FW_PHY_ACT_SETUP_LINK_EEE;
-out:
+ rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_SETUP_LINK, &setup);
+ if (rc)
+ return rc;
+ if (setup[0] == FW_PHY_ACT_SETUP_LINK_RSP_DOWN)
+ return IXGBE_ERR_OVERTEMP;
return IXGBE_SUCCESS;
}
/**
- * ixgbe_dmac_config_tcs_X550
- * @hw: pointer to hardware structure
+ * ixgbe_fc_autoneg_fw _ Set up flow control for FW-controlled PHYs
+ * @hw: pointer to hardware structure
*
- * Configure DMA coalescing threshold per TC. The dmac enable bit must
- * be cleared before configuring.
- **/
+ * Called at init time to set up flow control.
+ */
+static s32 ixgbe_fc_autoneg_fw(struct ixgbe_hw *hw)
+{
+ if (hw->fc.requested_mode == ixgbe_fc_default)
+ hw->fc.requested_mode = ixgbe_fc_full;
+
+ return ixgbe_setup_fw_link(hw);
+}
+
+/**
+ * ixgbe_setup_eee_fw - Enable/disable EEE support
+ * @hw: pointer to the HW structure
+ * @enable_eee: boolean flag to enable EEE
+ *
+ * Enable/disable EEE based on enable_eee flag.
+ * This function controls EEE for firmware-based PHY implementations.
+ */
+static s32 ixgbe_setup_eee_fw(struct ixgbe_hw *hw, bool enable_eee)
+{
+ if (!!hw->phy.eee_speeds_advertised == enable_eee)
+ return IXGBE_SUCCESS;
+ if (enable_eee)
+ hw->phy.eee_speeds_advertised = hw->phy.eee_speeds_supported;
+ else
+ hw->phy.eee_speeds_advertised = 0;
+ return hw->phy.ops.setup_link(hw);
+}
+
+/**
+* ixgbe_init_ops_X550EM_a - Inits func ptrs and MAC type
+* @hw: pointer to hardware structure
+*
+* Initialize the function pointers and for MAC type X550EM_a.
+* Does not touch the hardware.
+**/
+s32 ixgbe_init_ops_X550EM_a(struct ixgbe_hw *hw)
+{
+ struct ixgbe_mac_info *mac = &hw->mac;
+ s32 ret_val;
+
+ DEBUGFUNC("ixgbe_init_ops_X550EM_a");
+
+ /* Start with generic X550EM init */
+ ret_val = ixgbe_init_ops_X550EM(hw);
+
+ if (hw->device_id == IXGBE_DEV_ID_X550EM_A_SGMII ||
+ hw->device_id == IXGBE_DEV_ID_X550EM_A_SGMII_L) {
+ mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550;
+ mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550;
+ } else {
+ mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550a;
+ mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550a;
+ }
+ mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync_X550a;
+ mac->ops.release_swfw_sync = ixgbe_release_swfw_sync_X550a;
+
+ switch (mac->ops.get_media_type(hw)) {
+ case ixgbe_media_type_fiber:
+ mac->ops.setup_fc = NULL;
+ mac->ops.fc_autoneg = ixgbe_fc_autoneg_fiber_x550em_a;
+ break;
+ case ixgbe_media_type_backplane:
+ mac->ops.fc_autoneg = ixgbe_fc_autoneg_backplane_x550em_a;
+ mac->ops.setup_fc = ixgbe_setup_fc_backplane_x550em_a;
+ break;
+ default:
+ break;
+ }
+
+ if ((hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T) ||
+ (hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T_L)) {
+ mac->ops.fc_autoneg = ixgbe_fc_autoneg_sgmii_x550em_a;
+ mac->ops.setup_fc = ixgbe_fc_autoneg_fw;
+ }
+
+ switch (hw->device_id) {
+ case IXGBE_DEV_ID_X550EM_A_KR:
+ case IXGBE_DEV_ID_X550EM_A_KR_L:
+ mac->ops.setup_eee = ixgbe_setup_eee_fw;
+ break;
+ default:
+ mac->ops.setup_eee = NULL;
+ }
+
+ return ret_val;
+}
+
+/**
+* ixgbe_init_ops_X550EM_x - Inits func ptrs and MAC type
+* @hw: pointer to hardware structure
+*
+* Initialize the function pointers and for MAC type X550EM_x.
+* Does not touch the hardware.
+**/
+s32 ixgbe_init_ops_X550EM_x(struct ixgbe_hw *hw)
+{
+ struct ixgbe_mac_info *mac = &hw->mac;
+ struct ixgbe_link_info *link = &hw->link;
+ s32 ret_val;
+
+ DEBUGFUNC("ixgbe_init_ops_X550EM_x");
+
+ /* Start with generic X550EM init */
+ ret_val = ixgbe_init_ops_X550EM(hw);
+
+ mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550;
+ mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550;
+ mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync_X550em;
+ mac->ops.release_swfw_sync = ixgbe_release_swfw_sync_X550em;
+ link->ops.read_link = ixgbe_read_i2c_combined_generic;
+ link->ops.read_link_unlocked = ixgbe_read_i2c_combined_generic_unlocked;
+ link->ops.write_link = ixgbe_write_i2c_combined_generic;
+ link->ops.write_link_unlocked =
+ ixgbe_write_i2c_combined_generic_unlocked;
+ link->addr = IXGBE_CS4227;
+
+ return ret_val;
+}
+
+/**
+ * ixgbe_dmac_config_X550
+ * @hw: pointer to hardware structure
+ *
+ * Configure DMA coalescing. If enabling dmac, dmac is activated.
+ * When disabling dmac, dmac enable dmac bit is cleared.
+ **/
+s32 ixgbe_dmac_config_X550(struct ixgbe_hw *hw)
+{
+ u32 reg, high_pri_tc;
+
+ DEBUGFUNC("ixgbe_dmac_config_X550");
+
+ /* Disable DMA coalescing before configuring */
+ reg = IXGBE_READ_REG(hw, IXGBE_DMACR);
+ reg &= ~IXGBE_DMACR_DMAC_EN;
+ IXGBE_WRITE_REG(hw, IXGBE_DMACR, reg);
+
+ /* Disable DMA Coalescing if the watchdog timer is 0 */
+ if (!hw->mac.dmac_config.watchdog_timer)
+ goto out;
+
+ ixgbe_dmac_config_tcs_X550(hw);
+
+ /* Configure DMA Coalescing Control Register */
+ reg = IXGBE_READ_REG(hw, IXGBE_DMACR);
+
+ /* Set the watchdog timer in units of 40.96 usec */
+ reg &= ~IXGBE_DMACR_DMACWT_MASK;
+ reg |= (hw->mac.dmac_config.watchdog_timer * 100) / 4096;
+
+ reg &= ~IXGBE_DMACR_HIGH_PRI_TC_MASK;
+ /* If fcoe is enabled, set high priority traffic class */
+ if (hw->mac.dmac_config.fcoe_en) {
+ high_pri_tc = 1 << hw->mac.dmac_config.fcoe_tc;
+ reg |= ((high_pri_tc << IXGBE_DMACR_HIGH_PRI_TC_SHIFT) &
+ IXGBE_DMACR_HIGH_PRI_TC_MASK);
+ }
+ reg |= IXGBE_DMACR_EN_MNG_IND;
+
+ /* Enable DMA coalescing after configuration */
+ reg |= IXGBE_DMACR_DMAC_EN;
+ IXGBE_WRITE_REG(hw, IXGBE_DMACR, reg);
+
+out:
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_dmac_config_tcs_X550
+ * @hw: pointer to hardware structure
+ *
+ * Configure DMA coalescing threshold per TC. The dmac enable bit must
+ * be cleared before configuring.
+ **/
s32 ixgbe_dmac_config_tcs_X550(struct ixgbe_hw *hw)
{
u32 tc, reg, pb_headroom, rx_pb_size, maxframe_size_kb;
/* Configure DMA coalescing enabled */
switch (hw->mac.dmac_config.link_speed) {
+ case IXGBE_LINK_SPEED_10_FULL:
case IXGBE_LINK_SPEED_100_FULL:
pb_headroom = IXGBE_DMACRXT_100M;
break;
return IXGBE_SUCCESS;
}
+/**
+ * ixgbe_enable_eee_x550 - Enable EEE support
+ * @hw: pointer to hardware structure
+ */
+STATIC s32 ixgbe_enable_eee_x550(struct ixgbe_hw *hw)
+{
+ u32 link_reg;
+ s32 status;
+
+ switch (hw->device_id) {
+ case IXGBE_DEV_ID_X550EM_A_KR:
+ case IXGBE_DEV_ID_X550EM_A_KR_L:
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &link_reg);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ link_reg |= IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KR |
+ IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KX;
+
+ /* Don't advertise FEC capability when EEE enabled. */
+ link_reg &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_FEC;
+
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, link_reg);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ break;
+ default:
+ break;
+ }
+
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_disable_eee_x550 - Disable EEE support
+ * @hw: pointer to hardware structure
+ */
+STATIC s32 ixgbe_disable_eee_x550(struct ixgbe_hw *hw)
+{
+ u32 link_reg;
+ s32 status;
+
+ switch (hw->device_id) {
+ case IXGBE_DEV_ID_X550EM_X_KR:
+ case IXGBE_DEV_ID_X550EM_A_KR:
+ case IXGBE_DEV_ID_X550EM_A_KR_L:
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &link_reg);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ link_reg &= ~(IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KR |
+ IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KX);
+
+ /* Advertise FEC capability when EEE is disabled. */
+ link_reg |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_FEC;
+
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, link_reg);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ break;
+ default:
+ break;
+ }
+
+ return IXGBE_SUCCESS;
+}
+
/**
* ixgbe_setup_eee_X550 - Enable/disable EEE support
* @hw: pointer to the HW structure
**/
s32 ixgbe_setup_eee_X550(struct ixgbe_hw *hw, bool enable_eee)
{
- u32 eeer;
- u16 autoneg_eee_reg;
- u32 link_reg;
s32 status;
+ u32 eeer;
DEBUGFUNC("ixgbe_setup_eee_X550");
if (enable_eee) {
eeer |= (IXGBE_EEER_TX_LPI_EN | IXGBE_EEER_RX_LPI_EN);
- if (hw->device_id == IXGBE_DEV_ID_X550T) {
- /* Advertise EEE capability */
- hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_EEE_ADVT,
- IXGBE_MDIO_AUTO_NEG_DEV_TYPE, &autoneg_eee_reg);
-
- autoneg_eee_reg |= (IXGBE_AUTO_NEG_10GBASE_EEE_ADVT |
- IXGBE_AUTO_NEG_1000BASE_EEE_ADVT |
- IXGBE_AUTO_NEG_100BASE_EEE_ADVT);
-
- hw->phy.ops.write_reg(hw, IXGBE_MDIO_AUTO_NEG_EEE_ADVT,
- IXGBE_MDIO_AUTO_NEG_DEV_TYPE, autoneg_eee_reg);
- } else if (hw->device_id == IXGBE_DEV_ID_X550EM_X_KR) {
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, &link_reg);
- if (status != IXGBE_SUCCESS)
- return status;
-
- link_reg |= IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KR |
- IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KX;
-
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, link_reg);
- if (status != IXGBE_SUCCESS)
- return status;
- }
+ status = ixgbe_enable_eee_x550(hw);
+ if (status)
+ return status;
} else {
eeer &= ~(IXGBE_EEER_TX_LPI_EN | IXGBE_EEER_RX_LPI_EN);
- if (hw->device_id == IXGBE_DEV_ID_X550T) {
- /* Disable advertised EEE capability */
- hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_EEE_ADVT,
- IXGBE_MDIO_AUTO_NEG_DEV_TYPE, &autoneg_eee_reg);
-
- autoneg_eee_reg &= ~(IXGBE_AUTO_NEG_10GBASE_EEE_ADVT |
- IXGBE_AUTO_NEG_1000BASE_EEE_ADVT |
- IXGBE_AUTO_NEG_100BASE_EEE_ADVT);
-
- hw->phy.ops.write_reg(hw, IXGBE_MDIO_AUTO_NEG_EEE_ADVT,
- IXGBE_MDIO_AUTO_NEG_DEV_TYPE, autoneg_eee_reg);
- } else if (hw->device_id == IXGBE_DEV_ID_X550EM_X_KR) {
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, &link_reg);
- if (status != IXGBE_SUCCESS)
- return status;
-
- link_reg &= ~(IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KR |
- IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KX);
-
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, link_reg);
- if (status != IXGBE_SUCCESS)
- return status;
- }
+ status = ixgbe_disable_eee_x550(hw);
+ if (status)
+ return status;
}
IXGBE_WRITE_REG(hw, IXGBE_EEER, eeer);
}
/**
- * ixgbe_write_iosf_sb_reg_x550 - Writes a value to specified register of the IOSF
- * device
+ * ixgbe_iosf_wait - Wait for IOSF command completion
+ * @hw: pointer to hardware structure
+ * @ctrl: pointer to location to receive final IOSF control value
+ *
+ * Returns failing status on timeout
+ *
+ * Note: ctrl can be NULL if the IOSF control register value is not needed
+ **/
+STATIC s32 ixgbe_iosf_wait(struct ixgbe_hw *hw, u32 *ctrl)
+{
+ u32 i, command = 0;
+
+ /* Check every 10 usec to see if the address cycle completed.
+ * The SB IOSF BUSY bit will clear when the operation is
+ * complete
+ */
+ for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
+ command = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL);
+ if ((command & IXGBE_SB_IOSF_CTRL_BUSY) == 0)
+ break;
+ usec_delay(10);
+ }
+ if (ctrl)
+ *ctrl = command;
+ if (i == IXGBE_MDIO_COMMAND_TIMEOUT) {
+ ERROR_REPORT1(IXGBE_ERROR_POLLING, "Wait timed out\n");
+ return IXGBE_ERR_PHY;
+ }
+
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_write_iosf_sb_reg_x550 - Writes a value to specified register
+ * of the IOSF device
* @hw: pointer to hardware structure
* @reg_addr: 32 bit PHY register to write
* @device_type: 3 bit device type
s32 ixgbe_write_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr,
u32 device_type, u32 data)
{
- u32 i, command, error;
+ u32 gssr = IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_PHY0_SM;
+ u32 command, error;
+ s32 ret;
+
+ ret = ixgbe_acquire_swfw_semaphore(hw, gssr);
+ if (ret != IXGBE_SUCCESS)
+ return ret;
+
+ ret = ixgbe_iosf_wait(hw, NULL);
+ if (ret != IXGBE_SUCCESS)
+ goto out;
command = ((reg_addr << IXGBE_SB_IOSF_CTRL_ADDR_SHIFT) |
(device_type << IXGBE_SB_IOSF_CTRL_TARGET_SELECT_SHIFT));
/* Write IOSF data register */
IXGBE_WRITE_REG(hw, IXGBE_SB_IOSF_INDIRECT_DATA, data);
- /*
- * Check every 10 usec to see if the address cycle completed.
- * The SB IOSF BUSY bit will clear when the operation is
- * complete
- */
- for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
- usec_delay(10);
- command = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL);
- if ((command & IXGBE_SB_IOSF_CTRL_BUSY) == 0)
- break;
- }
+ ret = ixgbe_iosf_wait(hw, &command);
if ((command & IXGBE_SB_IOSF_CTRL_RESP_STAT_MASK) != 0) {
error = (command & IXGBE_SB_IOSF_CTRL_CMPL_ERR_MASK) >>
IXGBE_SB_IOSF_CTRL_CMPL_ERR_SHIFT;
ERROR_REPORT2(IXGBE_ERROR_POLLING,
"Failed to write, error %x\n", error);
- return IXGBE_ERR_PHY;
- }
-
- if (i == IXGBE_MDIO_COMMAND_TIMEOUT) {
- ERROR_REPORT1(IXGBE_ERROR_POLLING, "Write timed out\n");
- return IXGBE_ERR_PHY;
+ ret = IXGBE_ERR_PHY;
}
- return IXGBE_SUCCESS;
+out:
+ ixgbe_release_swfw_semaphore(hw, gssr);
+ return ret;
}
/**
- * ixgbe_read_iosf_sb_reg_x550 - Writes a value to specified register of the IOSF
- * device
+ * ixgbe_read_iosf_sb_reg_x550 - Reads specified register of the IOSF device
* @hw: pointer to hardware structure
* @reg_addr: 32 bit PHY register to write
* @device_type: 3 bit device type
- * @phy_data: Pointer to read data from the register
+ * @data: Pointer to read data from the register
**/
s32 ixgbe_read_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr,
u32 device_type, u32 *data)
{
- u32 i, command, error;
+ u32 gssr = IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_PHY0_SM;
+ u32 command, error;
+ s32 ret;
+
+ ret = ixgbe_acquire_swfw_semaphore(hw, gssr);
+ if (ret != IXGBE_SUCCESS)
+ return ret;
+
+ ret = ixgbe_iosf_wait(hw, NULL);
+ if (ret != IXGBE_SUCCESS)
+ goto out;
command = ((reg_addr << IXGBE_SB_IOSF_CTRL_ADDR_SHIFT) |
(device_type << IXGBE_SB_IOSF_CTRL_TARGET_SELECT_SHIFT));
/* Write IOSF control register */
IXGBE_WRITE_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL, command);
- /*
- * Check every 10 usec to see if the address cycle completed.
- * The SB IOSF BUSY bit will clear when the operation is
- * complete
- */
- for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
- usec_delay(10);
-
- command = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL);
- if ((command & IXGBE_SB_IOSF_CTRL_BUSY) == 0)
- break;
- }
+ ret = ixgbe_iosf_wait(hw, &command);
if ((command & IXGBE_SB_IOSF_CTRL_RESP_STAT_MASK) != 0) {
error = (command & IXGBE_SB_IOSF_CTRL_CMPL_ERR_MASK) >>
IXGBE_SB_IOSF_CTRL_CMPL_ERR_SHIFT;
ERROR_REPORT2(IXGBE_ERROR_POLLING,
"Failed to read, error %x\n", error);
- return IXGBE_ERR_PHY;
- }
-
- if (i == IXGBE_MDIO_COMMAND_TIMEOUT) {
- ERROR_REPORT1(IXGBE_ERROR_POLLING, "Read timed out\n");
- return IXGBE_ERR_PHY;
+ ret = IXGBE_ERR_PHY;
}
- *data = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_DATA);
+ if (ret == IXGBE_SUCCESS)
+ *data = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_DATA);
- return IXGBE_SUCCESS;
+out:
+ ixgbe_release_swfw_semaphore(hw, gssr);
+ return ret;
}
/**
- * ixgbe_disable_mdd_X550
- * @hw: pointer to hardware structure
- *
- * Disable malicious driver detection
- **/
-void ixgbe_disable_mdd_X550(struct ixgbe_hw *hw)
-{
- u32 reg;
+ * ixgbe_get_phy_token - Get the token for shared phy access
+ * @hw: Pointer to hardware structure
+ */
+
+s32 ixgbe_get_phy_token(struct ixgbe_hw *hw)
+{
+ struct ixgbe_hic_phy_token_req token_cmd;
+ s32 status;
+
+ token_cmd.hdr.cmd = FW_PHY_TOKEN_REQ_CMD;
+ token_cmd.hdr.buf_len = FW_PHY_TOKEN_REQ_LEN;
+ token_cmd.hdr.cmd_or_resp.cmd_resv = 0;
+ token_cmd.hdr.checksum = FW_DEFAULT_CHECKSUM;
+ token_cmd.port_number = hw->bus.lan_id;
+ token_cmd.command_type = FW_PHY_TOKEN_REQ;
+ token_cmd.pad = 0;
+ status = ixgbe_host_interface_command(hw, (u32 *)&token_cmd,
+ sizeof(token_cmd),
+ IXGBE_HI_COMMAND_TIMEOUT,
+ true);
+ if (status)
+ return status;
+ if (token_cmd.hdr.cmd_or_resp.ret_status == FW_PHY_TOKEN_OK)
+ return IXGBE_SUCCESS;
+ if (token_cmd.hdr.cmd_or_resp.ret_status != FW_PHY_TOKEN_RETRY)
+ return IXGBE_ERR_FW_RESP_INVALID;
+
+ return IXGBE_ERR_TOKEN_RETRY;
+}
+
+/**
+ * ixgbe_put_phy_token - Put the token for shared phy access
+ * @hw: Pointer to hardware structure
+ */
+
+s32 ixgbe_put_phy_token(struct ixgbe_hw *hw)
+{
+ struct ixgbe_hic_phy_token_req token_cmd;
+ s32 status;
+
+ token_cmd.hdr.cmd = FW_PHY_TOKEN_REQ_CMD;
+ token_cmd.hdr.buf_len = FW_PHY_TOKEN_REQ_LEN;
+ token_cmd.hdr.cmd_or_resp.cmd_resv = 0;
+ token_cmd.hdr.checksum = FW_DEFAULT_CHECKSUM;
+ token_cmd.port_number = hw->bus.lan_id;
+ token_cmd.command_type = FW_PHY_TOKEN_REL;
+ token_cmd.pad = 0;
+ status = ixgbe_host_interface_command(hw, (u32 *)&token_cmd,
+ sizeof(token_cmd),
+ IXGBE_HI_COMMAND_TIMEOUT,
+ true);
+ if (status)
+ return status;
+ if (token_cmd.hdr.cmd_or_resp.ret_status == FW_PHY_TOKEN_OK)
+ return IXGBE_SUCCESS;
+
+ DEBUGOUT("Put PHY Token host interface command failed");
+ return IXGBE_ERR_FW_RESP_INVALID;
+}
+
+/**
+ * ixgbe_write_iosf_sb_reg_x550a - Writes a value to specified register
+ * of the IOSF device
+ * @hw: pointer to hardware structure
+ * @reg_addr: 32 bit PHY register to write
+ * @device_type: 3 bit device type
+ * @data: Data to write to the register
+ **/
+s32 ixgbe_write_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr,
+ u32 device_type, u32 data)
+{
+ struct ixgbe_hic_internal_phy_req write_cmd;
+ s32 status;
+ UNREFERENCED_1PARAMETER(device_type);
+
+ memset(&write_cmd, 0, sizeof(write_cmd));
+ write_cmd.hdr.cmd = FW_INT_PHY_REQ_CMD;
+ write_cmd.hdr.buf_len = FW_INT_PHY_REQ_LEN;
+ write_cmd.hdr.checksum = FW_DEFAULT_CHECKSUM;
+ write_cmd.port_number = hw->bus.lan_id;
+ write_cmd.command_type = FW_INT_PHY_REQ_WRITE;
+ write_cmd.address = IXGBE_CPU_TO_BE16(reg_addr);
+ write_cmd.write_data = IXGBE_CPU_TO_BE32(data);
+
+ status = ixgbe_host_interface_command(hw, (u32 *)&write_cmd,
+ sizeof(write_cmd),
+ IXGBE_HI_COMMAND_TIMEOUT, false);
+
+ return status;
+}
+
+/**
+ * ixgbe_read_iosf_sb_reg_x550a - Reads specified register of the IOSF device
+ * @hw: pointer to hardware structure
+ * @reg_addr: 32 bit PHY register to write
+ * @device_type: 3 bit device type
+ * @data: Pointer to read data from the register
+ **/
+s32 ixgbe_read_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr,
+ u32 device_type, u32 *data)
+{
+ union {
+ struct ixgbe_hic_internal_phy_req cmd;
+ struct ixgbe_hic_internal_phy_resp rsp;
+ } hic;
+ s32 status;
+ UNREFERENCED_1PARAMETER(device_type);
+
+ memset(&hic, 0, sizeof(hic));
+ hic.cmd.hdr.cmd = FW_INT_PHY_REQ_CMD;
+ hic.cmd.hdr.buf_len = FW_INT_PHY_REQ_LEN;
+ hic.cmd.hdr.checksum = FW_DEFAULT_CHECKSUM;
+ hic.cmd.port_number = hw->bus.lan_id;
+ hic.cmd.command_type = FW_INT_PHY_REQ_READ;
+ hic.cmd.address = IXGBE_CPU_TO_BE16(reg_addr);
+
+ status = ixgbe_host_interface_command(hw, (u32 *)&hic.cmd,
+ sizeof(hic.cmd),
+ IXGBE_HI_COMMAND_TIMEOUT, true);
+
+ /* Extract the register value from the response. */
+ *data = IXGBE_BE32_TO_CPU(hic.rsp.read_data);
+
+ return status;
+}
+
+/**
+ * ixgbe_disable_mdd_X550
+ * @hw: pointer to hardware structure
+ *
+ * Disable malicious driver detection
+ **/
+void ixgbe_disable_mdd_X550(struct ixgbe_hw *hw)
+{
+ u32 reg;
DEBUGFUNC("ixgbe_disable_mdd_X550");
switch (hw->device_id) {
case IXGBE_DEV_ID_X550EM_X_KR:
case IXGBE_DEV_ID_X550EM_X_KX4:
+ case IXGBE_DEV_ID_X550EM_A_KR:
+ case IXGBE_DEV_ID_X550EM_A_KR_L:
media_type = ixgbe_media_type_backplane;
break;
case IXGBE_DEV_ID_X550EM_X_SFP:
+ case IXGBE_DEV_ID_X550EM_A_SFP:
+ case IXGBE_DEV_ID_X550EM_A_SFP_N:
+ case IXGBE_DEV_ID_X550EM_A_QSFP:
+ case IXGBE_DEV_ID_X550EM_A_QSFP_N:
media_type = ixgbe_media_type_fiber;
break;
case IXGBE_DEV_ID_X550EM_X_1G_T:
case IXGBE_DEV_ID_X550EM_X_10G_T:
+ case IXGBE_DEV_ID_X550EM_A_10G_T:
+ media_type = ixgbe_media_type_copper;
+ break;
+ case IXGBE_DEV_ID_X550EM_A_SGMII:
+ case IXGBE_DEV_ID_X550EM_A_SGMII_L:
+ media_type = ixgbe_media_type_backplane;
+ hw->phy.type = ixgbe_phy_sgmii;
+ break;
+ case IXGBE_DEV_ID_X550EM_A_1G_T:
+ case IXGBE_DEV_ID_X550EM_A_1G_T_L:
media_type = ixgbe_media_type_copper;
break;
default:
}
/**
- * ixgbe_setup_sfp_modules_X550em - Setup SFP module
+ * ixgbe_supported_sfp_modules_X550em - Check if SFP module type is supported
* @hw: pointer to hardware structure
+ * @linear: true if SFP module is linear
*/
-s32 ixgbe_setup_sfp_modules_X550em(struct ixgbe_hw *hw)
+STATIC s32 ixgbe_supported_sfp_modules_X550em(struct ixgbe_hw *hw, bool *linear)
{
- bool setup_linear;
- u16 reg_slice, edc_mode;
- s32 ret_val;
-
- DEBUGFUNC("ixgbe_setup_sfp_modules_X550em");
+ DEBUGFUNC("ixgbe_supported_sfp_modules_X550em");
switch (hw->phy.sfp_type) {
- case ixgbe_sfp_type_unknown:
- return IXGBE_SUCCESS;
case ixgbe_sfp_type_not_present:
return IXGBE_ERR_SFP_NOT_PRESENT;
case ixgbe_sfp_type_da_cu_core0:
case ixgbe_sfp_type_da_cu_core1:
- setup_linear = true;
+ *linear = true;
break;
case ixgbe_sfp_type_srlr_core0:
case ixgbe_sfp_type_srlr_core1:
case ixgbe_sfp_type_1g_sx_core1:
case ixgbe_sfp_type_1g_lx_core0:
case ixgbe_sfp_type_1g_lx_core1:
- setup_linear = false;
+ *linear = false;
break;
+ case ixgbe_sfp_type_unknown:
+ case ixgbe_sfp_type_1g_cu_core0:
+ case ixgbe_sfp_type_1g_cu_core1:
default:
return IXGBE_ERR_SFP_NOT_SUPPORTED;
}
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_identify_sfp_module_X550em - Identifies SFP modules
+ * @hw: pointer to hardware structure
+ *
+ * Searches for and identifies the SFP module and assigns appropriate PHY type.
+ **/
+s32 ixgbe_identify_sfp_module_X550em(struct ixgbe_hw *hw)
+{
+ s32 status;
+ bool linear;
+
+ DEBUGFUNC("ixgbe_identify_sfp_module_X550em");
+
+ status = ixgbe_identify_module_generic(hw);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Check if SFP module is supported */
+ status = ixgbe_supported_sfp_modules_X550em(hw, &linear);
+
+ return status;
+}
+
+/**
+ * ixgbe_setup_sfp_modules_X550em - Setup MAC link ops
+ * @hw: pointer to hardware structure
+ */
+s32 ixgbe_setup_sfp_modules_X550em(struct ixgbe_hw *hw)
+{
+ s32 status;
+ bool linear;
+
+ DEBUGFUNC("ixgbe_setup_sfp_modules_X550em");
+
+ /* Check if SFP module is supported */
+ status = ixgbe_supported_sfp_modules_X550em(hw, &linear);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
ixgbe_init_mac_link_ops_X550em(hw);
hw->phy.ops.reset = NULL;
- /* The CS4227 slice address is the base address + the port-pair reg
- * offset. I.e. Slice 0 = 0x12B0 and slice 1 = 0x22B0.
- */
- reg_slice = IXGBE_CS4227_SPARE24_LSB + (hw->bus.lan_id << 12);
+ return IXGBE_SUCCESS;
+}
- if (setup_linear)
- edc_mode = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1;
- else
- edc_mode = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
+/**
+* ixgbe_restart_an_internal_phy_x550em - restart autonegotiation for the
+* internal PHY
+* @hw: pointer to hardware structure
+**/
+STATIC s32 ixgbe_restart_an_internal_phy_x550em(struct ixgbe_hw *hw)
+{
+ s32 status;
+ u32 link_ctrl;
- /* Configure CS4227 for connection type. */
- ret_val = ixgbe_write_i2c_combined(hw, IXGBE_CS4227, reg_slice,
- edc_mode);
+ /* Restart auto-negotiation. */
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &link_ctrl);
- if (ret_val != IXGBE_SUCCESS)
- ret_val = ixgbe_write_i2c_combined(hw, 0x80, reg_slice,
- edc_mode);
+ if (status) {
+ DEBUGOUT("Auto-negotiation did not complete\n");
+ return status;
+ }
- return ret_val;
+ link_ctrl |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART;
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, link_ctrl);
+
+ if (hw->mac.type == ixgbe_mac_X550EM_a) {
+ u32 flx_mask_st20;
+
+ /* Indicate to FW that AN restart has been asserted */
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &flx_mask_st20);
+
+ if (status) {
+ DEBUGOUT("Auto-negotiation did not complete\n");
+ return status;
+ }
+
+ flx_mask_st20 |= IXGBE_KRM_PMD_FLX_MASK_ST20_FW_AN_RESTART;
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, flx_mask_st20);
+ }
+
+ return status;
+}
+
+/**
+ * ixgbe_setup_sgmii - Set up link for sgmii
+ * @hw: pointer to hardware structure
+ */
+STATIC s32 ixgbe_setup_sgmii(struct ixgbe_hw *hw, ixgbe_link_speed speed,
+ bool autoneg_wait)
+{
+ struct ixgbe_mac_info *mac = &hw->mac;
+ u32 lval, sval, flx_val;
+ s32 rc;
+
+ rc = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &lval);
+ if (rc)
+ return rc;
+
+ lval &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE;
+ lval &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_MASK;
+ lval |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_SGMII_EN;
+ lval |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CLAUSE_37_EN;
+ lval |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_1G;
+ rc = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, lval);
+ if (rc)
+ return rc;
+
+ rc = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_SGMII_CTRL(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &sval);
+ if (rc)
+ return rc;
+
+ sval |= IXGBE_KRM_SGMII_CTRL_MAC_TAR_FORCE_10_D;
+ sval |= IXGBE_KRM_SGMII_CTRL_MAC_TAR_FORCE_100_D;
+ rc = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_SGMII_CTRL(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, sval);
+ if (rc)
+ return rc;
+
+ rc = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &flx_val);
+ if (rc)
+ return rc;
+
+ flx_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_MASK;
+ flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_1G;
+ flx_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_AN_EN;
+ flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SGMII_EN;
+ flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_AN37_EN;
+
+ rc = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, flx_val);
+ if (rc)
+ return rc;
+
+ rc = ixgbe_restart_an_internal_phy_x550em(hw);
+ if (rc)
+ return rc;
+
+ return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait);
+}
+
+/**
+ * ixgbe_setup_sgmii_fw - Set up link for sgmii with firmware-controlled PHYs
+ * @hw: pointer to hardware structure
+ */
+STATIC s32 ixgbe_setup_sgmii_fw(struct ixgbe_hw *hw, ixgbe_link_speed speed,
+ bool autoneg_wait)
+{
+ struct ixgbe_mac_info *mac = &hw->mac;
+ u32 lval, sval, flx_val;
+ s32 rc;
+
+ rc = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &lval);
+ if (rc)
+ return rc;
+
+ lval &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE;
+ lval &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_MASK;
+ lval |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_SGMII_EN;
+ lval |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CLAUSE_37_EN;
+ lval &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_1G;
+ rc = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, lval);
+ if (rc)
+ return rc;
+
+ rc = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_SGMII_CTRL(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &sval);
+ if (rc)
+ return rc;
+
+ sval &= ~IXGBE_KRM_SGMII_CTRL_MAC_TAR_FORCE_10_D;
+ sval &= ~IXGBE_KRM_SGMII_CTRL_MAC_TAR_FORCE_100_D;
+ rc = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_SGMII_CTRL(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, sval);
+ if (rc)
+ return rc;
+
+ rc = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, lval);
+ if (rc)
+ return rc;
+
+ rc = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &flx_val);
+ if (rc)
+ return rc;
+
+ flx_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_MASK;
+ flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_AN;
+ flx_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_AN_EN;
+ flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SGMII_EN;
+ flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_AN37_EN;
+
+ rc = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, flx_val);
+ if (rc)
+ return rc;
+
+ rc = ixgbe_restart_an_internal_phy_x550em(hw);
+
+ return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait);
}
/**
DEBUGFUNC("ixgbe_init_mac_link_ops_X550em");
- /* CS4227 does not support autoneg, so disable the laser control
- * functions for SFP+ fiber
- */
- if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP) {
+ switch (hw->mac.ops.get_media_type(hw)) {
+ case ixgbe_media_type_fiber:
+ /* CS4227 does not support autoneg, so disable the laser control
+ * functions for SFP+ fiber
+ */
mac->ops.disable_tx_laser = NULL;
mac->ops.enable_tx_laser = NULL;
mac->ops.flap_tx_laser = NULL;
- }
+ mac->ops.setup_link = ixgbe_setup_mac_link_multispeed_fiber;
+ mac->ops.set_rate_select_speed =
+ ixgbe_set_soft_rate_select_speed;
+
+ if ((hw->device_id == IXGBE_DEV_ID_X550EM_A_SFP_N) ||
+ (hw->device_id == IXGBE_DEV_ID_X550EM_A_SFP))
+ mac->ops.setup_mac_link =
+ ixgbe_setup_mac_link_sfp_x550a;
+ else
+ mac->ops.setup_mac_link =
+ ixgbe_setup_mac_link_sfp_x550em;
+ break;
+ case ixgbe_media_type_copper:
+ if (hw->mac.type == ixgbe_mac_X550EM_a) {
+ if (hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T ||
+ hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T_L) {
+ mac->ops.setup_link = ixgbe_setup_sgmii_fw;
+ mac->ops.check_link =
+ ixgbe_check_mac_link_generic;
+ } else {
+ mac->ops.setup_link =
+ ixgbe_setup_mac_link_t_X550em;
+ }
+ } else {
+ mac->ops.setup_link = ixgbe_setup_mac_link_t_X550em;
+ mac->ops.check_link = ixgbe_check_link_t_X550em;
+ }
+ break;
+ case ixgbe_media_type_backplane:
+ if (hw->device_id == IXGBE_DEV_ID_X550EM_A_SGMII ||
+ hw->device_id == IXGBE_DEV_ID_X550EM_A_SGMII_L)
+ mac->ops.setup_link = ixgbe_setup_sgmii;
+ break;
+ default:
+ break;
+ }
}
/**
{
DEBUGFUNC("ixgbe_get_link_capabilities_X550em");
+
+ if (hw->phy.type == ixgbe_phy_fw) {
+ *autoneg = true;
+ *speed = hw->phy.speeds_supported;
+ return 0;
+ }
+
/* SFP */
if (hw->phy.media_type == ixgbe_media_type_fiber) {
else
*speed = IXGBE_LINK_SPEED_10GB_FULL;
} else {
- *speed = IXGBE_LINK_SPEED_10GB_FULL |
- IXGBE_LINK_SPEED_1GB_FULL;
+ switch (hw->phy.type) {
+ case ixgbe_phy_sgmii:
+ *speed = IXGBE_LINK_SPEED_1GB_FULL;
+ break;
+ case ixgbe_phy_x550em_kr:
+ if (hw->mac.type == ixgbe_mac_X550EM_a) {
+ /* check different backplane modes */
+ if (hw->phy.nw_mng_if_sel &
+ IXGBE_NW_MNG_IF_SEL_PHY_SPEED_2_5G) {
+ *speed = IXGBE_LINK_SPEED_2_5GB_FULL;
+ break;
+ } else if (hw->device_id ==
+ IXGBE_DEV_ID_X550EM_A_KR_L) {
+ *speed = IXGBE_LINK_SPEED_1GB_FULL;
+ break;
+ }
+ }
+ /* fall through */
+ default:
+ *speed = IXGBE_LINK_SPEED_10GB_FULL |
+ IXGBE_LINK_SPEED_1GB_FULL;
+ break;
+ }
*autoneg = true;
}
}
/**
- * ixgbe_init_phy_ops_X550em - PHY/SFP specific init
- * @hw: pointer to hardware structure
+ * ixgbe_get_lasi_ext_t_x550em - Determime external Base T PHY interrupt cause
+ * @hw: pointer to hardware structure
+ * @lsc: pointer to boolean flag which indicates whether external Base T
+ * PHY interrupt is lsc
*
- * Initialize any function pointers that were not able to be
- * set during init_shared_code because the PHY/SFP type was
- * not known. Perform the SFP init if necessary.
+ * Determime if external Base T PHY interrupt cause is high temperature
+ * failure alarm or link status change.
+ *
+ * Return IXGBE_ERR_OVERTEMP if interrupt is high temperature
+ * failure alarm, else return PHY access status.
*/
-s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw)
+STATIC s32 ixgbe_get_lasi_ext_t_x550em(struct ixgbe_hw *hw, bool *lsc)
{
- struct ixgbe_phy_info *phy = &hw->phy;
- s32 ret_val;
-
- DEBUGFUNC("ixgbe_init_phy_ops_X550em");
-
- if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP) {
- phy->phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM;
- ixgbe_setup_mux_ctl(hw);
- }
+ u32 status;
+ u16 reg;
- /* Identify the PHY or SFP module */
- ret_val = phy->ops.identify(hw);
- if (ret_val == IXGBE_ERR_SFP_NOT_SUPPORTED)
- return ret_val;
+ *lsc = false;
- /* Setup function pointers based on detected SFP module and speeds */
- ixgbe_init_mac_link_ops_X550em(hw);
- if (phy->sfp_type != ixgbe_sfp_type_unknown)
- phy->ops.reset = NULL;
+ /* Vendor alarm triggered */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_CHIP_STD_INT_FLAG,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
- /* Set functions pointers based on phy type */
- switch (hw->phy.type) {
- case ixgbe_phy_x550em_kx4:
- phy->ops.setup_link = ixgbe_setup_kx4_x550em;
- phy->ops.read_reg = ixgbe_read_phy_reg_x550em;
- phy->ops.write_reg = ixgbe_write_phy_reg_x550em;
- break;
- case ixgbe_phy_x550em_kr:
- phy->ops.setup_link = ixgbe_setup_kr_x550em;
- phy->ops.read_reg = ixgbe_read_phy_reg_x550em;
- phy->ops.write_reg = ixgbe_write_phy_reg_x550em;
- break;
- case ixgbe_phy_x550em_ext_t:
- phy->ops.setup_internal_link = ixgbe_setup_internal_phy_x550em;
- break;
- default:
- break;
- }
- return ret_val;
-}
+ if (status != IXGBE_SUCCESS ||
+ !(reg & IXGBE_MDIO_GLOBAL_VEN_ALM_INT_EN))
+ return status;
-/**
- * ixgbe_reset_hw_X550em - Perform hardware reset
- * @hw: pointer to hardware structure
- *
- * Resets the hardware by resetting the transmit and receive units, masks
- * and clears all interrupts, perform a PHY reset, and perform a link (MAC)
- * reset.
- */
-s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw)
-{
- struct ixgbe_hic_hdr fw_cmd;
- ixgbe_link_speed link_speed;
- s32 status;
- u32 ctrl = 0;
- u32 i;
- bool link_up = false;
+ /* Vendor Auto-Neg alarm triggered or Global alarm 1 triggered */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_FLAG,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
- DEBUGFUNC("ixgbe_reset_hw_X550em");
+ if (status != IXGBE_SUCCESS ||
+ !(reg & (IXGBE_MDIO_GLOBAL_AN_VEN_ALM_INT_EN |
+ IXGBE_MDIO_GLOBAL_ALARM_1_INT)))
+ return status;
- fw_cmd.cmd = FW_PHY_MGMT_REQ_CMD;
- fw_cmd.buf_len = 0;
- fw_cmd.cmd_or_resp.cmd_resv = 0;
- fw_cmd.checksum = FW_DEFAULT_CHECKSUM;
- status = ixgbe_host_interface_command(hw, (u32 *)&fw_cmd,
- sizeof(fw_cmd),
- IXGBE_HI_PHY_MGMT_REQ_TIMEOUT,
- true);
- if (status)
- ERROR_REPORT2(IXGBE_ERROR_CAUTION,
- "PHY mgmt command failed with %d\n", status);
- else if (fw_cmd.cmd_or_resp.ret_status != FW_CEM_RESP_STATUS_SUCCESS)
- ERROR_REPORT2(IXGBE_ERROR_CAUTION,
- "PHY mgmt command returned %d\n",
- fw_cmd.cmd_or_resp.ret_status);
+ /* Global alarm triggered */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_ALARM_1,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
- /* Call adapter stop to disable Tx/Rx and clear interrupts */
- status = hw->mac.ops.stop_adapter(hw);
if (status != IXGBE_SUCCESS)
return status;
- /* flush pending Tx transactions */
- ixgbe_clear_tx_pending(hw);
+ /* If high temperature failure, then return over temp error and exit */
+ if (reg & IXGBE_MDIO_GLOBAL_ALM_1_HI_TMP_FAIL) {
+ /* power down the PHY in case the PHY FW didn't already */
+ ixgbe_set_copper_phy_power(hw, false);
+ return IXGBE_ERR_OVERTEMP;
+ } else if (reg & IXGBE_MDIO_GLOBAL_ALM_1_DEV_FAULT) {
+ /* device fault alarm triggered */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_FAULT_MSG,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
- /* PHY ops must be identified and initialized prior to reset */
+ if (status != IXGBE_SUCCESS)
+ return status;
- /* Identify PHY and related function pointers */
- status = hw->phy.ops.init(hw);
+ /* if device fault was due to high temp alarm handle and exit */
+ if (reg == IXGBE_MDIO_GLOBAL_FAULT_MSG_HI_TMP) {
+ /* power down the PHY in case the PHY FW didn't */
+ ixgbe_set_copper_phy_power(hw, false);
+ return IXGBE_ERR_OVERTEMP;
+ }
+ }
- if (status == IXGBE_ERR_SFP_NOT_SUPPORTED)
+ /* Vendor alarm 2 triggered */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_CHIP_STD_INT_FLAG,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE, ®);
+
+ if (status != IXGBE_SUCCESS ||
+ !(reg & IXGBE_MDIO_GLOBAL_STD_ALM2_INT))
return status;
- /* start the external PHY */
- if (hw->phy.type == ixgbe_phy_x550em_ext_t) {
- status = ixgbe_init_ext_t_x550em(hw);
- if (status)
- return status;
- }
-
- /* Setup SFP module if there is one present. */
- if (hw->phy.sfp_setup_needed) {
- status = hw->mac.ops.setup_sfp(hw);
- hw->phy.sfp_setup_needed = false;
- }
+ /* link connect/disconnect event occurred */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_TX_ALARM2,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE, ®);
- if (status == IXGBE_ERR_SFP_NOT_SUPPORTED)
+ if (status != IXGBE_SUCCESS)
return status;
- /* Reset PHY */
- if (!hw->phy.reset_disable && hw->phy.ops.reset)
- hw->phy.ops.reset(hw);
-
-mac_reset_top:
- /* Issue global reset to the MAC. Needs to be SW reset if link is up.
- * If link reset is used when link is up, it might reset the PHY when
- * mng is using it. If link is down or the flag to force full link
- * reset is set, then perform link reset.
- */
- ctrl = IXGBE_CTRL_LNK_RST;
- if (!hw->force_full_reset) {
- hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
- if (link_up)
- ctrl = IXGBE_CTRL_RST;
- }
-
- ctrl |= IXGBE_READ_REG(hw, IXGBE_CTRL);
- IXGBE_WRITE_REG(hw, IXGBE_CTRL, ctrl);
- IXGBE_WRITE_FLUSH(hw);
-
- /* Poll for reset bit to self-clear meaning reset is complete */
- for (i = 0; i < 10; i++) {
- usec_delay(1);
- ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL);
- if (!(ctrl & IXGBE_CTRL_RST_MASK))
- break;
- }
-
- if (ctrl & IXGBE_CTRL_RST_MASK) {
- status = IXGBE_ERR_RESET_FAILED;
- DEBUGOUT("Reset polling failed to complete.\n");
- }
-
- msec_delay(50);
-
- /* Double resets are required for recovery from certain error
- * conditions. Between resets, it is necessary to stall to
- * allow time for any pending HW events to complete.
- */
- if (hw->mac.flags & IXGBE_FLAGS_DOUBLE_RESET_REQUIRED) {
- hw->mac.flags &= ~IXGBE_FLAGS_DOUBLE_RESET_REQUIRED;
- goto mac_reset_top;
- }
-
- /* Store the permanent mac address */
- hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr);
-
- /* Store MAC address from RAR0, clear receive address registers, and
- * clear the multicast table. Also reset num_rar_entries to 128,
- * since we modify this value when programming the SAN MAC address.
- */
- hw->mac.num_rar_entries = 128;
- hw->mac.ops.init_rx_addrs(hw);
-
-
- if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP)
- ixgbe_setup_mux_ctl(hw);
+ /* Indicate LSC */
+ if (reg & IXGBE_MDIO_AUTO_NEG_VEN_LSC)
+ *lsc = true;
- return status;
+ return IXGBE_SUCCESS;
}
/**
- * ixgbe_init_ext_t_x550em - Start (unstall) the external Base T PHY.
+ * ixgbe_enable_lasi_ext_t_x550em - Enable external Base T PHY interrupts
* @hw: pointer to hardware structure
+ *
+ * Enable link status change and temperature failure alarm for the external
+ * Base T PHY
+ *
+ * Returns PHY access status
*/
-s32 ixgbe_init_ext_t_x550em(struct ixgbe_hw *hw)
+STATIC s32 ixgbe_enable_lasi_ext_t_x550em(struct ixgbe_hw *hw)
{
u32 status;
u16 reg;
- u32 retries = 1;
+ bool lsc;
- /* TODO: The number of attempts and delay between attempts is undefined */
- do {
- /* decrement retries counter and exit if we hit 0 */
- if (retries < 1) {
- ERROR_REPORT1(IXGBE_ERROR_INVALID_STATE,
- "External PHY not yet finished resetting.");
- return IXGBE_ERR_PHY;
- }
- retries--;
+ /* Clear interrupt flags */
+ status = ixgbe_get_lasi_ext_t_x550em(hw, &lsc);
- usec_delay(0);
+ /* Enable link status change alarm */
+ /* Enable the LASI interrupts on X552 devices to receive notifications
+ * of the link configurations of the external PHY and correspondingly
+ * support the configuration of the internal iXFI link, since iXFI does
+ * not support auto-negotiation. This is not required for X553 devices
+ * having KR support, which performs auto-negotiations and which is used
+ * as the internal link to the external PHY. Hence adding a check here
+ * to avoid enabling LASI interrupts for X553 devices.
+ */
+ if (hw->mac.type != ixgbe_mac_X550EM_a) {
status = hw->phy.ops.read_reg(hw,
- IXGBE_MDIO_TX_VENDOR_ALARMS_3,
- IXGBE_MDIO_PMA_PMD_DEV_TYPE,
- ®);
+ IXGBE_MDIO_PMA_TX_VEN_LASI_INT_MASK,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE, ®);
if (status != IXGBE_SUCCESS)
return status;
- /* Verify PHY FW reset has completed */
- } while ((reg & IXGBE_MDIO_TX_VENDOR_ALARMS_3_RST_MASK) != 1);
+ reg |= IXGBE_MDIO_PMA_TX_VEN_LASI_INT_EN;
- /* Set port to low power mode */
- status = hw->phy.ops.read_reg(hw,
- IXGBE_MDIO_VENDOR_SPECIFIC_1_CONTROL,
+ status = hw->phy.ops.write_reg(hw,
+ IXGBE_MDIO_PMA_TX_VEN_LASI_INT_MASK,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE, reg);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+ }
+
+ /* Enable high temperature failure and global fault alarms */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_MASK,
IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
®);
if (status != IXGBE_SUCCESS)
return status;
- reg |= IXGBE_MDIO_PHY_SET_LOW_POWER_MODE;
+ reg |= (IXGBE_MDIO_GLOBAL_INT_HI_TEMP_EN |
+ IXGBE_MDIO_GLOBAL_INT_DEV_FAULT_EN);
- status = hw->phy.ops.write_reg(hw,
- IXGBE_MDIO_VENDOR_SPECIFIC_1_CONTROL,
+ status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_GLOBAL_INT_MASK,
IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
reg);
if (status != IXGBE_SUCCESS)
return status;
- /* Enable the transmitter */
- status = hw->phy.ops.read_reg(hw,
- IXGBE_MDIO_PMD_STD_TX_DISABLE_CNTR,
- IXGBE_MDIO_PMA_PMD_DEV_TYPE,
+ /* Enable vendor Auto-Neg alarm and Global Interrupt Mask 1 alarm */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_MASK,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
®);
if (status != IXGBE_SUCCESS)
return status;
- reg &= ~IXGBE_MDIO_PMD_GLOBAL_TX_DISABLE;
+ reg |= (IXGBE_MDIO_GLOBAL_AN_VEN_ALM_INT_EN |
+ IXGBE_MDIO_GLOBAL_ALARM_1_INT);
- status = hw->phy.ops.write_reg(hw,
- IXGBE_MDIO_PMD_STD_TX_DISABLE_CNTR,
- IXGBE_MDIO_PMA_PMD_DEV_TYPE,
+ status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_MASK,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
reg);
if (status != IXGBE_SUCCESS)
return status;
- /* Un-stall the PHY FW */
- status = hw->phy.ops.read_reg(hw,
- IXGBE_MDIO_GLOBAL_RES_PR_10,
+ /* Enable chip-wide vendor alarm */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_STD_MASK,
IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
®);
if (status != IXGBE_SUCCESS)
return status;
- reg &= ~IXGBE_MDIO_POWER_UP_STALL;
+ reg |= IXGBE_MDIO_GLOBAL_VEN_ALM_INT_EN;
- status = hw->phy.ops.write_reg(hw,
- IXGBE_MDIO_GLOBAL_RES_PR_10,
+ status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_STD_MASK,
IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
reg);
}
/**
- * ixgbe_setup_kr_x550em - Configure the KR PHY.
+ * ixgbe_setup_kr_speed_x550em - Configure the KR PHY for link speed.
* @hw: pointer to hardware structure
+ * @speed: link speed
*
* Configures the integrated KR PHY.
**/
-s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw)
+STATIC s32 ixgbe_setup_kr_speed_x550em(struct ixgbe_hw *hw,
+ ixgbe_link_speed speed)
{
s32 status;
u32 reg_val;
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
if (status)
return status;
reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE;
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_FEC_REQ;
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_FEC;
reg_val &= ~(IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KR |
IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KX);
/* Advertise 10G support. */
- if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
+ if (speed & IXGBE_LINK_SPEED_10GB_FULL)
reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KR;
/* Advertise 1G support. */
- if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
+ if (speed & IXGBE_LINK_SPEED_1GB_FULL)
reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KX;
- /* Restart auto-negotiation. */
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
- return status;
+ if (hw->mac.type == ixgbe_mac_X550EM_a) {
+ /* Set lane mode to KR auto negotiation */
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+
+ if (status)
+ return status;
+
+ reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_MASK;
+ reg_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_AN;
+ reg_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_AN_EN;
+ reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_AN37_EN;
+ reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SGMII_EN;
+
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+ }
+
+ return ixgbe_restart_an_internal_phy_x550em(hw);
}
/**
- * ixgbe_setup_kx4_x550em - Configure the KX4 PHY.
- * @hw: pointer to hardware structure
- *
- * Configures the integrated KX4 PHY.
- **/
-s32 ixgbe_setup_kx4_x550em(struct ixgbe_hw *hw)
+ * ixgbe_reset_phy_fw - Reset firmware-controlled PHYs
+ * @hw: pointer to hardware structure
+ */
+static s32 ixgbe_reset_phy_fw(struct ixgbe_hw *hw)
{
- s32 status;
- u32 reg_val;
+ u32 store[FW_PHY_ACT_DATA_COUNT] = { 0 };
+ s32 rc;
- status = ixgbe_read_iosf_sb_reg_x550(hw, IXGBE_KX4_LINK_CNTL_1,
- IXGBE_SB_IOSF_TARGET_KX4_PCS0 + hw->bus.lan_id, ®_val);
- if (status)
- return status;
+ if (hw->phy.reset_disable || ixgbe_check_reset_blocked(hw))
+ return IXGBE_SUCCESS;
- reg_val &= ~(IXGBE_KX4_LINK_CNTL_1_TETH_AN_CAP_KX4 |
- IXGBE_KX4_LINK_CNTL_1_TETH_AN_CAP_KX);
+ rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_PHY_SW_RESET, &store);
+ if (rc)
+ return rc;
+ memset(store, 0, sizeof(store));
- reg_val |= IXGBE_KX4_LINK_CNTL_1_TETH_AN_ENABLE;
+ rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_INIT_PHY, &store);
+ if (rc)
+ return rc;
- /* Advertise 10G support. */
- if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
- reg_val |= IXGBE_KX4_LINK_CNTL_1_TETH_AN_CAP_KX4;
+ return ixgbe_setup_fw_link(hw);
+}
- /* Advertise 1G support. */
- if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
- reg_val |= IXGBE_KX4_LINK_CNTL_1_TETH_AN_CAP_KX;
+/**
+ * ixgbe_check_overtemp_fw - Check firmware-controlled PHYs for overtemp
+ * @hw: pointer to hardware structure
+ */
+static s32 ixgbe_check_overtemp_fw(struct ixgbe_hw *hw)
+{
+ u32 store[FW_PHY_ACT_DATA_COUNT] = { 0 };
+ s32 rc;
- /* Restart auto-negotiation. */
- reg_val |= IXGBE_KX4_LINK_CNTL_1_TETH_AN_RESTART;
- status = ixgbe_write_iosf_sb_reg_x550(hw, IXGBE_KX4_LINK_CNTL_1,
- IXGBE_SB_IOSF_TARGET_KX4_PCS0 + hw->bus.lan_id, reg_val);
+ rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_GET_LINK_INFO, &store);
+ if (rc)
+ return rc;
- return status;
+ if (store[0] & FW_PHY_ACT_GET_LINK_INFO_TEMP) {
+ ixgbe_shutdown_fw_phy(hw);
+ return IXGBE_ERR_OVERTEMP;
+ }
+ return IXGBE_SUCCESS;
}
/**
- * ixgbe_setup_ixfi_x550em - Configure the KR PHY for iXFI mode.
+ * ixgbe_read_mng_if_sel_x550em - Read NW_MNG_IF_SEL register
* @hw: pointer to hardware structure
- * @speed: the link speed to force
*
- * Configures the integrated KR PHY to use iXFI mode. Used to connect an
- * internal and external PHY at a specific speed, without autonegotiation.
+ * Read NW_MNG_IF_SEL register and save field values, and check for valid field
+ * values.
**/
-STATIC s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed)
+STATIC s32 ixgbe_read_mng_if_sel_x550em(struct ixgbe_hw *hw)
{
- s32 status;
- u32 reg_val;
-
- /* Disable AN and force speed to 10G Serial. */
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
- if (status != IXGBE_SUCCESS)
- return status;
-
- reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE;
- reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_MASK;
+ /* Save NW management interface connected on board. This is used
+ * to determine internal PHY mode.
+ */
+ hw->phy.nw_mng_if_sel = IXGBE_READ_REG(hw, IXGBE_NW_MNG_IF_SEL);
- /* Select forced link speed for internal PHY. */
- switch (*speed) {
- case IXGBE_LINK_SPEED_10GB_FULL:
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_10G;
- break;
- case IXGBE_LINK_SPEED_1GB_FULL:
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_1G;
- break;
- default:
- /* Other link speeds are not supported by internal KR PHY. */
- return IXGBE_ERR_LINK_SETUP;
+ /* If X552 (X550EM_a) and MDIO is connected to external PHY, then set
+ * PHY address. This register field was has only been used for X552.
+ */
+ if (hw->mac.type == ixgbe_mac_X550EM_a &&
+ hw->phy.nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_MDIO_ACT) {
+ hw->phy.addr = (hw->phy.nw_mng_if_sel &
+ IXGBE_NW_MNG_IF_SEL_MDIO_PHY_ADD) >>
+ IXGBE_NW_MNG_IF_SEL_MDIO_PHY_ADD_SHIFT;
}
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
- if (status != IXGBE_SUCCESS)
- return status;
-
- /* Disable training protocol FSM. */
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
- if (status != IXGBE_SUCCESS)
- return status;
- reg_val |= IXGBE_KRM_RX_TRN_LINKUP_CTRL_CONV_WO_PROTOCOL;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
- if (status != IXGBE_SUCCESS)
- return status;
-
- /* Disable Flex from training TXFFE. */
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_DSP_TXFFE_STATE_4(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
- if (status != IXGBE_SUCCESS)
- return status;
- reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_C0_EN;
- reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CP1_CN1_EN;
- reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CO_ADAPT_EN;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_DSP_TXFFE_STATE_4(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
- if (status != IXGBE_SUCCESS)
- return status;
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_DSP_TXFFE_STATE_5(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
- if (status != IXGBE_SUCCESS)
- return status;
- reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_C0_EN;
- reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CP1_CN1_EN;
- reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CO_ADAPT_EN;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_DSP_TXFFE_STATE_5(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
- if (status != IXGBE_SUCCESS)
- return status;
-
- /* Enable override for coefficients. */
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_TX_COEFF_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
- if (status != IXGBE_SUCCESS)
- return status;
- reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_OVRRD_EN;
- reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CZERO_EN;
- reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CPLUS1_OVRRD_EN;
- reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CMINUS1_OVRRD_EN;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_TX_COEFF_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
- if (status != IXGBE_SUCCESS)
- return status;
-
- /* Toggle port SW reset by AN reset. */
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
- if (status != IXGBE_SUCCESS)
- return status;
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
-
- return status;
+ return IXGBE_SUCCESS;
}
/**
- * ixgbe_setup_internal_phy_x550em - Configure integrated KR PHY
- * @hw: point to hardware structure
- *
- * Configures the integrated KR PHY to talk to the external PHY. The base
- * driver will call this function when it gets notification via interrupt from
- * the external PHY. This function forces the internal PHY into iXFI mode at
- * the correct speed.
+ * ixgbe_init_phy_ops_X550em - PHY/SFP specific init
+ * @hw: pointer to hardware structure
*
- * A return of a non-zero value indicates an error, and the base driver should
- * not report link up.
+ * Initialize any function pointers that were not able to be
+ * set during init_shared_code because the PHY/SFP type was
+ * not known. Perform the SFP init if necessary.
*/
-s32 ixgbe_setup_internal_phy_x550em(struct ixgbe_hw *hw)
+s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw)
{
- u32 status;
- u16 lasi, autoneg_status, speed;
- ixgbe_link_speed force_speed;
-
- /* Verify that the external link status has changed */
- status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_XENPAK_LASI_STATUS,
- IXGBE_MDIO_PMA_PMD_DEV_TYPE,
- &lasi);
- if (status != IXGBE_SUCCESS)
- return status;
-
- /* If there was no change in link status, we can just exit */
- if (!(lasi & IXGBE_XENPAK_LASI_LINK_STATUS_ALARM))
- return IXGBE_SUCCESS;
-
- /* we read this twice back to back to indicate current status */
- status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS,
- IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
- &autoneg_status);
- if (status != IXGBE_SUCCESS)
- return status;
+ struct ixgbe_phy_info *phy = &hw->phy;
+ s32 ret_val;
- status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS,
- IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
- &autoneg_status);
- if (status != IXGBE_SUCCESS)
- return status;
+ DEBUGFUNC("ixgbe_init_phy_ops_X550em");
- /* If link is not up return an error indicating treat link as down */
- if (!(autoneg_status & IXGBE_MDIO_AUTO_NEG_LINK_STATUS))
- return IXGBE_ERR_INVALID_LINK_SETTINGS;
+ hw->mac.ops.set_lan_id(hw);
+ ixgbe_read_mng_if_sel_x550em(hw);
- status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_STAT,
- IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
- &speed);
+ if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber) {
+ phy->phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM;
+ ixgbe_setup_mux_ctl(hw);
+ phy->ops.identify_sfp = ixgbe_identify_sfp_module_X550em;
+ }
- /* clear everything but the speed and duplex bits */
- speed &= IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_MASK;
+ switch (hw->device_id) {
+ case IXGBE_DEV_ID_X550EM_A_1G_T:
+ case IXGBE_DEV_ID_X550EM_A_1G_T_L:
+ phy->ops.read_reg_mdi = ixgbe_read_phy_reg_mdi_22;
+ phy->ops.write_reg_mdi = ixgbe_write_phy_reg_mdi_22;
+ hw->phy.ops.read_reg = ixgbe_read_phy_reg_x550a;
+ hw->phy.ops.write_reg = ixgbe_write_phy_reg_x550a;
+ phy->ops.check_overtemp = ixgbe_check_overtemp_fw;
+ if (hw->bus.lan_id)
+ hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY1_SM;
+ else
+ hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY0_SM;
- switch (speed) {
- case IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10GB_FULL:
- force_speed = IXGBE_LINK_SPEED_10GB_FULL;
break;
- case IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_1GB_FULL:
- force_speed = IXGBE_LINK_SPEED_1GB_FULL;
+ case IXGBE_DEV_ID_X550EM_A_10G_T:
+ case IXGBE_DEV_ID_X550EM_A_SFP:
+ hw->phy.ops.read_reg = ixgbe_read_phy_reg_x550a;
+ hw->phy.ops.write_reg = ixgbe_write_phy_reg_x550a;
+ if (hw->bus.lan_id)
+ hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY1_SM;
+ else
+ hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY0_SM;
+ break;
+ case IXGBE_DEV_ID_X550EM_X_SFP:
+ /* set up for CS4227 usage */
+ hw->phy.phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM;
+ break;
+ default:
+ break;
+ }
+
+ /* Identify the PHY or SFP module */
+ ret_val = phy->ops.identify(hw);
+ if (ret_val == IXGBE_ERR_SFP_NOT_SUPPORTED ||
+ ret_val == IXGBE_ERR_PHY_ADDR_INVALID)
+ return ret_val;
+
+ /* Setup function pointers based on detected hardware */
+ ixgbe_init_mac_link_ops_X550em(hw);
+ if (phy->sfp_type != ixgbe_sfp_type_unknown)
+ phy->ops.reset = NULL;
+
+ /* Set functions pointers based on phy type */
+ switch (hw->phy.type) {
+ case ixgbe_phy_x550em_kx4:
+ phy->ops.setup_link = NULL;
+ phy->ops.read_reg = ixgbe_read_phy_reg_x550em;
+ phy->ops.write_reg = ixgbe_write_phy_reg_x550em;
+ break;
+ case ixgbe_phy_x550em_kr:
+ phy->ops.setup_link = ixgbe_setup_kr_x550em;
+ phy->ops.read_reg = ixgbe_read_phy_reg_x550em;
+ phy->ops.write_reg = ixgbe_write_phy_reg_x550em;
+ break;
+ case ixgbe_phy_x550em_ext_t:
+ /* If internal link mode is XFI, then setup iXFI internal link,
+ * else setup KR now.
+ */
+ phy->ops.setup_internal_link =
+ ixgbe_setup_internal_phy_t_x550em;
+
+ /* setup SW LPLU only for first revision of X550EM_x */
+ if ((hw->mac.type == ixgbe_mac_X550EM_x) &&
+ !(IXGBE_FUSES0_REV_MASK &
+ IXGBE_READ_REG(hw, IXGBE_FUSES0_GROUP(0))))
+ phy->ops.enter_lplu = ixgbe_enter_lplu_t_x550em;
+
+ phy->ops.handle_lasi = ixgbe_handle_lasi_ext_t_x550em;
+ phy->ops.reset = ixgbe_reset_phy_t_X550em;
+ break;
+ case ixgbe_phy_sgmii:
+ phy->ops.setup_link = NULL;
+ break;
+ case ixgbe_phy_fw:
+ phy->ops.setup_link = ixgbe_setup_fw_link;
+ phy->ops.reset = ixgbe_reset_phy_fw;
+ break;
+ default:
+ break;
+ }
+ return ret_val;
+}
+
+/**
+ * ixgbe_set_mdio_speed - Set MDIO clock speed
+ * @hw: pointer to hardware structure
+ */
+STATIC void ixgbe_set_mdio_speed(struct ixgbe_hw *hw)
+{
+ u32 hlreg0;
+
+ switch (hw->device_id) {
+ case IXGBE_DEV_ID_X550EM_X_10G_T:
+ case IXGBE_DEV_ID_X550EM_A_SGMII:
+ case IXGBE_DEV_ID_X550EM_A_SGMII_L:
+ case IXGBE_DEV_ID_X550EM_A_10G_T:
+ case IXGBE_DEV_ID_X550EM_A_SFP:
+ case IXGBE_DEV_ID_X550EM_A_QSFP:
+ /* Config MDIO clock speed before the first MDIO PHY access */
+ hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0);
+ hlreg0 &= ~IXGBE_HLREG0_MDCSPD;
+ IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
+ break;
+ case IXGBE_DEV_ID_X550EM_A_1G_T:
+ case IXGBE_DEV_ID_X550EM_A_1G_T_L:
+ /* Select fast MDIO clock speed for these devices */
+ hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0);
+ hlreg0 |= IXGBE_HLREG0_MDCSPD;
+ IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
+ break;
+ default:
+ break;
+ }
+}
+
+/**
+ * ixgbe_reset_hw_X550em - Perform hardware reset
+ * @hw: pointer to hardware structure
+ *
+ * Resets the hardware by resetting the transmit and receive units, masks
+ * and clears all interrupts, perform a PHY reset, and perform a link (MAC)
+ * reset.
+ */
+s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw)
+{
+ ixgbe_link_speed link_speed;
+ s32 status;
+ u32 ctrl = 0;
+ u32 i;
+ bool link_up = false;
+
+ DEBUGFUNC("ixgbe_reset_hw_X550em");
+
+ /* Call adapter stop to disable Tx/Rx and clear interrupts */
+ status = hw->mac.ops.stop_adapter(hw);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* flush pending Tx transactions */
+ ixgbe_clear_tx_pending(hw);
+
+ ixgbe_set_mdio_speed(hw);
+
+ /* PHY ops must be identified and initialized prior to reset */
+ status = hw->phy.ops.init(hw);
+
+ if (status == IXGBE_ERR_SFP_NOT_SUPPORTED)
+ return status;
+
+ /* start the external PHY */
+ if (hw->phy.type == ixgbe_phy_x550em_ext_t) {
+ status = ixgbe_init_ext_t_x550em(hw);
+ if (status)
+ return status;
+ }
+
+ /* Setup SFP module if there is one present. */
+ if (hw->phy.sfp_setup_needed) {
+ status = hw->mac.ops.setup_sfp(hw);
+ hw->phy.sfp_setup_needed = false;
+ }
+
+ if (status == IXGBE_ERR_SFP_NOT_SUPPORTED)
+ return status;
+
+ /* Reset PHY */
+ if (!hw->phy.reset_disable && hw->phy.ops.reset) {
+ if (hw->phy.ops.reset(hw) == IXGBE_ERR_OVERTEMP)
+ return IXGBE_ERR_OVERTEMP;
+ }
+
+mac_reset_top:
+ /* Issue global reset to the MAC. Needs to be SW reset if link is up.
+ * If link reset is used when link is up, it might reset the PHY when
+ * mng is using it. If link is down or the flag to force full link
+ * reset is set, then perform link reset.
+ */
+ ctrl = IXGBE_CTRL_LNK_RST;
+ if (!hw->force_full_reset) {
+ hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
+ if (link_up)
+ ctrl = IXGBE_CTRL_RST;
+ }
+
+ ctrl |= IXGBE_READ_REG(hw, IXGBE_CTRL);
+ IXGBE_WRITE_REG(hw, IXGBE_CTRL, ctrl);
+ IXGBE_WRITE_FLUSH(hw);
+
+ /* Poll for reset bit to self-clear meaning reset is complete */
+ for (i = 0; i < 10; i++) {
+ usec_delay(1);
+ ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL);
+ if (!(ctrl & IXGBE_CTRL_RST_MASK))
+ break;
+ }
+
+ if (ctrl & IXGBE_CTRL_RST_MASK) {
+ status = IXGBE_ERR_RESET_FAILED;
+ DEBUGOUT("Reset polling failed to complete.\n");
+ }
+
+ msec_delay(50);
+
+ /* Double resets are required for recovery from certain error
+ * conditions. Between resets, it is necessary to stall to
+ * allow time for any pending HW events to complete.
+ */
+ if (hw->mac.flags & IXGBE_FLAGS_DOUBLE_RESET_REQUIRED) {
+ hw->mac.flags &= ~IXGBE_FLAGS_DOUBLE_RESET_REQUIRED;
+ goto mac_reset_top;
+ }
+
+ /* Store the permanent mac address */
+ hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr);
+
+ /* Store MAC address from RAR0, clear receive address registers, and
+ * clear the multicast table. Also reset num_rar_entries to 128,
+ * since we modify this value when programming the SAN MAC address.
+ */
+ hw->mac.num_rar_entries = 128;
+ hw->mac.ops.init_rx_addrs(hw);
+
+ ixgbe_set_mdio_speed(hw);
+
+ if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP)
+ ixgbe_setup_mux_ctl(hw);
+
+ return status;
+}
+
+/**
+ * ixgbe_init_ext_t_x550em - Start (unstall) the external Base T PHY.
+ * @hw: pointer to hardware structure
+ */
+s32 ixgbe_init_ext_t_x550em(struct ixgbe_hw *hw)
+{
+ u32 status;
+ u16 reg;
+
+ status = hw->phy.ops.read_reg(hw,
+ IXGBE_MDIO_TX_VENDOR_ALARMS_3,
+ IXGBE_MDIO_PMA_PMD_DEV_TYPE,
+ ®);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* If PHY FW reset completed bit is set then this is the first
+ * SW instance after a power on so the PHY FW must be un-stalled.
+ */
+ if (reg & IXGBE_MDIO_TX_VENDOR_ALARMS_3_RST_MASK) {
+ status = hw->phy.ops.read_reg(hw,
+ IXGBE_MDIO_GLOBAL_RES_PR_10,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ reg &= ~IXGBE_MDIO_POWER_UP_STALL;
+
+ status = hw->phy.ops.write_reg(hw,
+ IXGBE_MDIO_GLOBAL_RES_PR_10,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ reg);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+ }
+
+ return status;
+}
+
+/**
+ * ixgbe_setup_kr_x550em - Configure the KR PHY.
+ * @hw: pointer to hardware structure
+ *
+ * Configures the integrated KR PHY for X550EM_x.
+ **/
+s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw)
+{
+ if (hw->mac.type != ixgbe_mac_X550EM_x)
+ return IXGBE_SUCCESS;
+
+ return ixgbe_setup_kr_speed_x550em(hw, hw->phy.autoneg_advertised);
+}
+
+/**
+ * ixgbe_setup_mac_link_sfp_x550em - Setup internal/external the PHY for SFP
+ * @hw: pointer to hardware structure
+ *
+ * Configure the external PHY and the integrated KR PHY for SFP support.
+ **/
+s32 ixgbe_setup_mac_link_sfp_x550em(struct ixgbe_hw *hw,
+ ixgbe_link_speed speed,
+ bool autoneg_wait_to_complete)
+{
+ s32 ret_val;
+ u16 reg_slice, reg_val;
+ bool setup_linear = false;
+ UNREFERENCED_1PARAMETER(autoneg_wait_to_complete);
+
+ /* Check if SFP module is supported and linear */
+ ret_val = ixgbe_supported_sfp_modules_X550em(hw, &setup_linear);
+
+ /* If no SFP module present, then return success. Return success since
+ * there is no reason to configure CS4227 and SFP not present error is
+ * not excepted in the setup MAC link flow.
+ */
+ if (ret_val == IXGBE_ERR_SFP_NOT_PRESENT)
+ return IXGBE_SUCCESS;
+
+ if (ret_val != IXGBE_SUCCESS)
+ return ret_val;
+
+ if (!(hw->phy.nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE)) {
+ /* Configure CS4227 LINE side to 10G SR. */
+ reg_slice = IXGBE_CS4227_LINE_SPARE22_MSB +
+ (hw->bus.lan_id << 12);
+ reg_val = IXGBE_CS4227_SPEED_10G;
+ ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice,
+ reg_val);
+
+ reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB +
+ (hw->bus.lan_id << 12);
+ reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
+ ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice,
+ reg_val);
+
+ /* Configure CS4227 for HOST connection rate then type. */
+ reg_slice = IXGBE_CS4227_HOST_SPARE22_MSB +
+ (hw->bus.lan_id << 12);
+ reg_val = (speed & IXGBE_LINK_SPEED_10GB_FULL) ?
+ IXGBE_CS4227_SPEED_10G : IXGBE_CS4227_SPEED_1G;
+ ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice,
+ reg_val);
+
+ reg_slice = IXGBE_CS4227_HOST_SPARE24_LSB +
+ (hw->bus.lan_id << 12);
+ if (setup_linear)
+ reg_val = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1;
+ else
+ reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
+ ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice,
+ reg_val);
+
+ /* Setup XFI internal link. */
+ ret_val = ixgbe_setup_ixfi_x550em(hw, &speed);
+ } else {
+ /* Configure internal PHY for KR/KX. */
+ ixgbe_setup_kr_speed_x550em(hw, speed);
+
+ /* Configure CS4227 LINE side to proper mode. */
+ reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB +
+ (hw->bus.lan_id << 12);
+ if (setup_linear)
+ reg_val = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1;
+ else
+ reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
+ ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice,
+ reg_val);
+ }
+ return ret_val;
+}
+
+/**
+ * ixgbe_setup_sfi_x550a - Configure the internal PHY for native SFI mode
+ * @hw: pointer to hardware structure
+ * @speed: the link speed to force
+ *
+ * Configures the integrated PHY for native SFI mode. Used to connect the
+ * internal PHY directly to an SFP cage, without autonegotiation.
+ **/
+STATIC s32 ixgbe_setup_sfi_x550a(struct ixgbe_hw *hw, ixgbe_link_speed *speed)
+{
+ struct ixgbe_mac_info *mac = &hw->mac;
+ s32 status;
+ u32 reg_val;
+
+ /* Disable all AN and force speed to 10G Serial. */
+ status = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_AN_EN;
+ reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_AN37_EN;
+ reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SGMII_EN;
+ reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_MASK;
+
+ /* Select forced link speed for internal PHY. */
+ switch (*speed) {
+ case IXGBE_LINK_SPEED_10GB_FULL:
+ reg_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_10G;
+ break;
+ case IXGBE_LINK_SPEED_1GB_FULL:
+ reg_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_1G;
+ break;
+ default:
+ /* Other link speeds are not supported by internal PHY. */
+ return IXGBE_ERR_LINK_SETUP;
+ }
+
+ status = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+
+ /* Toggle port SW reset by AN reset. */
+ status = ixgbe_restart_an_internal_phy_x550em(hw);
+
+ return status;
+}
+
+/**
+ * ixgbe_setup_mac_link_sfp_x550a - Setup internal PHY for SFP
+ * @hw: pointer to hardware structure
+ *
+ * Configure the the integrated PHY for SFP support.
+ **/
+s32 ixgbe_setup_mac_link_sfp_x550a(struct ixgbe_hw *hw,
+ ixgbe_link_speed speed,
+ bool autoneg_wait_to_complete)
+{
+ s32 ret_val;
+ u16 reg_phy_ext;
+ bool setup_linear = false;
+ u32 reg_slice, reg_phy_int, slice_offset;
+
+ UNREFERENCED_1PARAMETER(autoneg_wait_to_complete);
+
+ /* Check if SFP module is supported and linear */
+ ret_val = ixgbe_supported_sfp_modules_X550em(hw, &setup_linear);
+
+ /* If no SFP module present, then return success. Return success since
+ * SFP not present error is not excepted in the setup MAC link flow.
+ */
+ if (ret_val == IXGBE_ERR_SFP_NOT_PRESENT)
+ return IXGBE_SUCCESS;
+
+ if (ret_val != IXGBE_SUCCESS)
+ return ret_val;
+
+ if (hw->device_id == IXGBE_DEV_ID_X550EM_A_SFP_N) {
+ /* Configure internal PHY for native SFI based on module type */
+ ret_val = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_phy_int);
+
+ if (ret_val != IXGBE_SUCCESS)
+ return ret_val;
+
+ reg_phy_int &= IXGBE_KRM_PMD_FLX_MASK_ST20_SFI_10G_DA;
+ if (!setup_linear)
+ reg_phy_int |= IXGBE_KRM_PMD_FLX_MASK_ST20_SFI_10G_SR;
+
+ ret_val = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_phy_int);
+
+ if (ret_val != IXGBE_SUCCESS)
+ return ret_val;
+
+ /* Setup SFI internal link. */
+ ret_val = ixgbe_setup_sfi_x550a(hw, &speed);
+ } else {
+ /* Configure internal PHY for KR/KX. */
+ ixgbe_setup_kr_speed_x550em(hw, speed);
+
+ if (hw->phy.addr == 0x0 || hw->phy.addr == 0xFFFF) {
+ /* Find Address */
+ DEBUGOUT("Invalid NW_MNG_IF_SEL.MDIO_PHY_ADD value\n");
+ return IXGBE_ERR_PHY_ADDR_INVALID;
+ }
+
+ /* Get external PHY SKU id */
+ ret_val = hw->phy.ops.read_reg(hw, IXGBE_CS4227_EFUSE_PDF_SKU,
+ IXGBE_MDIO_ZERO_DEV_TYPE, ®_phy_ext);
+
+ if (ret_val != IXGBE_SUCCESS)
+ return ret_val;
+
+ /* When configuring quad port CS4223, the MAC instance is part
+ * of the slice offset.
+ */
+ if (reg_phy_ext == IXGBE_CS4223_SKU_ID)
+ slice_offset = (hw->bus.lan_id +
+ (hw->bus.instance_id << 1)) << 12;
+ else
+ slice_offset = hw->bus.lan_id << 12;
+
+ /* Configure CS4227/CS4223 LINE side to proper mode. */
+ reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB + slice_offset;
+ if (setup_linear)
+ reg_phy_ext = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1;
+ else
+ reg_phy_ext = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1;
+ ret_val = hw->phy.ops.write_reg(hw, reg_slice,
+ IXGBE_MDIO_ZERO_DEV_TYPE, reg_phy_ext);
+ }
+ return ret_val;
+}
+
+/**
+ * ixgbe_setup_ixfi_x550em_x - MAC specific iXFI configuration
+ * @hw: pointer to hardware structure
+ *
+ * iXfI configuration needed for ixgbe_mac_X550EM_x devices.
+ **/
+STATIC s32 ixgbe_setup_ixfi_x550em_x(struct ixgbe_hw *hw)
+{
+ struct ixgbe_mac_info *mac = &hw->mac;
+ s32 status;
+ u32 reg_val;
+
+ /* Disable training protocol FSM. */
+ status = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ reg_val |= IXGBE_KRM_RX_TRN_LINKUP_CTRL_CONV_WO_PROTOCOL;
+ status = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Disable Flex from training TXFFE. */
+ status = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_DSP_TXFFE_STATE_4(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_C0_EN;
+ reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CP1_CN1_EN;
+ reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CO_ADAPT_EN;
+ status = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_DSP_TXFFE_STATE_4(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ status = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_DSP_TXFFE_STATE_5(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_C0_EN;
+ reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CP1_CN1_EN;
+ reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CO_ADAPT_EN;
+ status = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_DSP_TXFFE_STATE_5(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Enable override for coefficients. */
+ status = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_TX_COEFF_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_OVRRD_EN;
+ reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CZERO_EN;
+ reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CPLUS1_OVRRD_EN;
+ reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CMINUS1_OVRRD_EN;
+ status = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_TX_COEFF_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+ return status;
+}
+
+/**
+ * ixgbe_setup_ixfi_x550em - Configure the KR PHY for iXFI mode.
+ * @hw: pointer to hardware structure
+ * @speed: the link speed to force
+ *
+ * Configures the integrated KR PHY to use iXFI mode. Used to connect an
+ * internal and external PHY at a specific speed, without autonegotiation.
+ **/
+STATIC s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed)
+{
+ struct ixgbe_mac_info *mac = &hw->mac;
+ s32 status;
+ u32 reg_val;
+
+ /* iXFI is only supported with X552 */
+ if (mac->type != ixgbe_mac_X550EM_x)
+ return IXGBE_ERR_LINK_SETUP;
+
+ /* Disable AN and force speed to 10G Serial. */
+ status = mac->ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE;
+ reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_MASK;
+
+ /* Select forced link speed for internal PHY. */
+ switch (*speed) {
+ case IXGBE_LINK_SPEED_10GB_FULL:
+ reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_10G;
+ break;
+ case IXGBE_LINK_SPEED_1GB_FULL:
+ reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_1G;
+ break;
+ default:
+ /* Other link speeds are not supported by internal KR PHY. */
+ return IXGBE_ERR_LINK_SETUP;
+ }
+
+ status = mac->ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Additional configuration needed for x550em_x */
+ if (hw->mac.type == ixgbe_mac_X550EM_x) {
+ status = ixgbe_setup_ixfi_x550em_x(hw);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ }
+
+ /* Toggle port SW reset by AN reset. */
+ status = ixgbe_restart_an_internal_phy_x550em(hw);
+
+ return status;
+}
+
+/**
+ * ixgbe_ext_phy_t_x550em_get_link - Get ext phy link status
+ * @hw: address of hardware structure
+ * @link_up: address of boolean to indicate link status
+ *
+ * Returns error code if unable to get link status.
+ */
+STATIC s32 ixgbe_ext_phy_t_x550em_get_link(struct ixgbe_hw *hw, bool *link_up)
+{
+ u32 ret;
+ u16 autoneg_status;
+
+ *link_up = false;
+
+ /* read this twice back to back to indicate current status */
+ ret = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &autoneg_status);
+ if (ret != IXGBE_SUCCESS)
+ return ret;
+
+ ret = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &autoneg_status);
+ if (ret != IXGBE_SUCCESS)
+ return ret;
+
+ *link_up = !!(autoneg_status & IXGBE_MDIO_AUTO_NEG_LINK_STATUS);
+
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_setup_internal_phy_t_x550em - Configure KR PHY to X557 link
+ * @hw: point to hardware structure
+ *
+ * Configures the link between the integrated KR PHY and the external X557 PHY
+ * The driver will call this function when it gets a link status change
+ * interrupt from the X557 PHY. This function configures the link speed
+ * between the PHYs to match the link speed of the BASE-T link.
+ *
+ * A return of a non-zero value indicates an error, and the base driver should
+ * not report link up.
+ */
+s32 ixgbe_setup_internal_phy_t_x550em(struct ixgbe_hw *hw)
+{
+ ixgbe_link_speed force_speed;
+ bool link_up;
+ u32 status;
+ u16 speed;
+
+ if (hw->mac.ops.get_media_type(hw) != ixgbe_media_type_copper)
+ return IXGBE_ERR_CONFIG;
+
+ if (hw->mac.type == ixgbe_mac_X550EM_x &&
+ !(hw->phy.nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE)) {
+ /* If link is down, there is no setup necessary so return */
+ status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ if (!link_up)
+ return IXGBE_SUCCESS;
+
+ status = hw->phy.ops.read_reg(hw,
+ IXGBE_MDIO_AUTO_NEG_VENDOR_STAT,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &speed);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* If link is still down - no setup is required so return */
+ status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ if (!link_up)
+ return IXGBE_SUCCESS;
+
+ /* clear everything but the speed and duplex bits */
+ speed &= IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_MASK;
+
+ switch (speed) {
+ case IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10GB_FULL:
+ force_speed = IXGBE_LINK_SPEED_10GB_FULL;
+ break;
+ case IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_1GB_FULL:
+ force_speed = IXGBE_LINK_SPEED_1GB_FULL;
+ break;
+ default:
+ /* Internal PHY does not support anything else */
+ return IXGBE_ERR_INVALID_LINK_SETTINGS;
+ }
+
+ return ixgbe_setup_ixfi_x550em(hw, &force_speed);
+ } else {
+ speed = IXGBE_LINK_SPEED_10GB_FULL |
+ IXGBE_LINK_SPEED_1GB_FULL;
+ return ixgbe_setup_kr_speed_x550em(hw, speed);
+ }
+}
+
+/**
+ * ixgbe_setup_phy_loopback_x550em - Configure the KR PHY for loopback.
+ * @hw: pointer to hardware structure
+ *
+ * Configures the integrated KR PHY to use internal loopback mode.
+ **/
+s32 ixgbe_setup_phy_loopback_x550em(struct ixgbe_hw *hw)
+{
+ s32 status;
+ u32 reg_val;
+
+ /* Disable AN and force speed to 10G Serial. */
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE;
+ reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_MASK;
+ reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_10G;
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Set near-end loopback clocks. */
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_PORT_CAR_GEN_CTRL(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ reg_val |= IXGBE_KRM_PORT_CAR_GEN_CTRL_NELB_32B;
+ reg_val |= IXGBE_KRM_PORT_CAR_GEN_CTRL_NELB_KRPCS;
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_PORT_CAR_GEN_CTRL(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Set loopback enable. */
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_DFX_BURNIN(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ reg_val |= IXGBE_KRM_PMD_DFX_BURNIN_TX_RX_KR_LB_MASK;
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_PMD_DFX_BURNIN(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Training bypass. */
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (status != IXGBE_SUCCESS)
+ return status;
+ reg_val |= IXGBE_KRM_RX_TRN_LINKUP_CTRL_PROTOCOL_BYPASS;
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+
+ return status;
+}
+
+/**
+ * ixgbe_read_ee_hostif_X550 - Read EEPROM word using a host interface command
+ * assuming that the semaphore is already obtained.
+ * @hw: pointer to hardware structure
+ * @offset: offset of word in the EEPROM to read
+ * @data: word read from the EEPROM
+ *
+ * Reads a 16 bit word from the EEPROM using the hostif.
+ **/
+s32 ixgbe_read_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset, u16 *data)
+{
+ const u32 mask = IXGBE_GSSR_SW_MNG_SM | IXGBE_GSSR_EEP_SM;
+ struct ixgbe_hic_read_shadow_ram buffer;
+ s32 status;
+
+ DEBUGFUNC("ixgbe_read_ee_hostif_X550");
+ buffer.hdr.req.cmd = FW_READ_SHADOW_RAM_CMD;
+ buffer.hdr.req.buf_lenh = 0;
+ buffer.hdr.req.buf_lenl = FW_READ_SHADOW_RAM_LEN;
+ buffer.hdr.req.checksum = FW_DEFAULT_CHECKSUM;
+
+ /* convert offset from words to bytes */
+ buffer.address = IXGBE_CPU_TO_BE32(offset * 2);
+ /* one word */
+ buffer.length = IXGBE_CPU_TO_BE16(sizeof(u16));
+
+ status = hw->mac.ops.acquire_swfw_sync(hw, mask);
+ if (status)
+ return status;
+
+ status = ixgbe_hic_unlocked(hw, (u32 *)&buffer, sizeof(buffer),
+ IXGBE_HI_COMMAND_TIMEOUT);
+ if (!status) {
+ *data = (u16)IXGBE_READ_REG_ARRAY(hw, IXGBE_FLEX_MNG,
+ FW_NVM_DATA_OFFSET);
+ }
+
+ hw->mac.ops.release_swfw_sync(hw, mask);
+ return status;
+}
+
+/**
+ * ixgbe_read_ee_hostif_buffer_X550- Read EEPROM word(s) using hostif
+ * @hw: pointer to hardware structure
+ * @offset: offset of word in the EEPROM to read
+ * @words: number of words
+ * @data: word(s) read from the EEPROM
+ *
+ * Reads a 16 bit word(s) from the EEPROM using the hostif.
+ **/
+s32 ixgbe_read_ee_hostif_buffer_X550(struct ixgbe_hw *hw,
+ u16 offset, u16 words, u16 *data)
+{
+ const u32 mask = IXGBE_GSSR_SW_MNG_SM | IXGBE_GSSR_EEP_SM;
+ struct ixgbe_hic_read_shadow_ram buffer;
+ u32 current_word = 0;
+ u16 words_to_read;
+ s32 status;
+ u32 i;
+
+ DEBUGFUNC("ixgbe_read_ee_hostif_buffer_X550");
+
+ /* Take semaphore for the entire operation. */
+ status = hw->mac.ops.acquire_swfw_sync(hw, mask);
+ if (status) {
+ DEBUGOUT("EEPROM read buffer - semaphore failed\n");
+ return status;
+ }
+
+ while (words) {
+ if (words > FW_MAX_READ_BUFFER_SIZE / 2)
+ words_to_read = FW_MAX_READ_BUFFER_SIZE / 2;
+ else
+ words_to_read = words;
+
+ buffer.hdr.req.cmd = FW_READ_SHADOW_RAM_CMD;
+ buffer.hdr.req.buf_lenh = 0;
+ buffer.hdr.req.buf_lenl = FW_READ_SHADOW_RAM_LEN;
+ buffer.hdr.req.checksum = FW_DEFAULT_CHECKSUM;
+
+ /* convert offset from words to bytes */
+ buffer.address = IXGBE_CPU_TO_BE32((offset + current_word) * 2);
+ buffer.length = IXGBE_CPU_TO_BE16(words_to_read * 2);
+
+ status = ixgbe_hic_unlocked(hw, (u32 *)&buffer, sizeof(buffer),
+ IXGBE_HI_COMMAND_TIMEOUT);
+
+ if (status) {
+ DEBUGOUT("Host interface command failed\n");
+ goto out;
+ }
+
+ for (i = 0; i < words_to_read; i++) {
+ u32 reg = IXGBE_FLEX_MNG + (FW_NVM_DATA_OFFSET << 2) +
+ 2 * i;
+ u32 value = IXGBE_READ_REG(hw, reg);
+
+ data[current_word] = (u16)(value & 0xffff);
+ current_word++;
+ i++;
+ if (i < words_to_read) {
+ value >>= 16;
+ data[current_word] = (u16)(value & 0xffff);
+ current_word++;
+ }
+ }
+ words -= words_to_read;
+ }
+
+out:
+ hw->mac.ops.release_swfw_sync(hw, mask);
+ return status;
+}
+
+/**
+ * ixgbe_write_ee_hostif_X550 - Write EEPROM word using hostif
+ * @hw: pointer to hardware structure
+ * @offset: offset of word in the EEPROM to write
+ * @data: word write to the EEPROM
+ *
+ * Write a 16 bit word to the EEPROM using the hostif.
+ **/
+s32 ixgbe_write_ee_hostif_data_X550(struct ixgbe_hw *hw, u16 offset,
+ u16 data)
+{
+ s32 status;
+ struct ixgbe_hic_write_shadow_ram buffer;
+
+ DEBUGFUNC("ixgbe_write_ee_hostif_data_X550");
+
+ buffer.hdr.req.cmd = FW_WRITE_SHADOW_RAM_CMD;
+ buffer.hdr.req.buf_lenh = 0;
+ buffer.hdr.req.buf_lenl = FW_WRITE_SHADOW_RAM_LEN;
+ buffer.hdr.req.checksum = FW_DEFAULT_CHECKSUM;
+
+ /* one word */
+ buffer.length = IXGBE_CPU_TO_BE16(sizeof(u16));
+ buffer.data = data;
+ buffer.address = IXGBE_CPU_TO_BE32(offset * 2);
+
+ status = ixgbe_host_interface_command(hw, (u32 *)&buffer,
+ sizeof(buffer),
+ IXGBE_HI_COMMAND_TIMEOUT, false);
+
+ return status;
+}
+
+/**
+ * ixgbe_write_ee_hostif_X550 - Write EEPROM word using hostif
+ * @hw: pointer to hardware structure
+ * @offset: offset of word in the EEPROM to write
+ * @data: word write to the EEPROM
+ *
+ * Write a 16 bit word to the EEPROM using the hostif.
+ **/
+s32 ixgbe_write_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset,
+ u16 data)
+{
+ s32 status = IXGBE_SUCCESS;
+
+ DEBUGFUNC("ixgbe_write_ee_hostif_X550");
+
+ if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) ==
+ IXGBE_SUCCESS) {
+ status = ixgbe_write_ee_hostif_data_X550(hw, offset, data);
+ hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
+ } else {
+ DEBUGOUT("write ee hostif failed to get semaphore");
+ status = IXGBE_ERR_SWFW_SYNC;
+ }
+
+ return status;
+}
+
+/**
+ * ixgbe_write_ee_hostif_buffer_X550 - Write EEPROM word(s) using hostif
+ * @hw: pointer to hardware structure
+ * @offset: offset of word in the EEPROM to write
+ * @words: number of words
+ * @data: word(s) write to the EEPROM
+ *
+ * Write a 16 bit word(s) to the EEPROM using the hostif.
+ **/
+s32 ixgbe_write_ee_hostif_buffer_X550(struct ixgbe_hw *hw,
+ u16 offset, u16 words, u16 *data)
+{
+ s32 status = IXGBE_SUCCESS;
+ u32 i = 0;
+
+ DEBUGFUNC("ixgbe_write_ee_hostif_buffer_X550");
+
+ /* Take semaphore for the entire operation. */
+ status = hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
+ if (status != IXGBE_SUCCESS) {
+ DEBUGOUT("EEPROM write buffer - semaphore failed\n");
+ goto out;
+ }
+
+ for (i = 0; i < words; i++) {
+ status = ixgbe_write_ee_hostif_data_X550(hw, offset + i,
+ data[i]);
+
+ if (status != IXGBE_SUCCESS) {
+ DEBUGOUT("Eeprom buffered write failed\n");
+ break;
+ }
+ }
+
+ hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
+out:
+
+ return status;
+}
+
+/**
+ * ixgbe_checksum_ptr_x550 - Checksum one pointer region
+ * @hw: pointer to hardware structure
+ * @ptr: pointer offset in eeprom
+ * @size: size of section pointed by ptr, if 0 first word will be used as size
+ * @csum: address of checksum to update
+ *
+ * Returns error status for any failure
+ */
+STATIC s32 ixgbe_checksum_ptr_x550(struct ixgbe_hw *hw, u16 ptr,
+ u16 size, u16 *csum, u16 *buffer,
+ u32 buffer_size)
+{
+ u16 buf[256];
+ s32 status;
+ u16 length, bufsz, i, start;
+ u16 *local_buffer;
+
+ bufsz = sizeof(buf) / sizeof(buf[0]);
+
+ /* Read a chunk at the pointer location */
+ if (!buffer) {
+ status = ixgbe_read_ee_hostif_buffer_X550(hw, ptr, bufsz, buf);
+ if (status) {
+ DEBUGOUT("Failed to read EEPROM image\n");
+ return status;
+ }
+ local_buffer = buf;
+ } else {
+ if (buffer_size < ptr)
+ return IXGBE_ERR_PARAM;
+ local_buffer = &buffer[ptr];
+ }
+
+ if (size) {
+ start = 0;
+ length = size;
+ } else {
+ start = 1;
+ length = local_buffer[0];
+
+ /* Skip pointer section if length is invalid. */
+ if (length == 0xFFFF || length == 0 ||
+ (ptr + length) >= hw->eeprom.word_size)
+ return IXGBE_SUCCESS;
+ }
+
+ if (buffer && ((u32)start + (u32)length > buffer_size))
+ return IXGBE_ERR_PARAM;
+
+ for (i = start; length; i++, length--) {
+ if (i == bufsz && !buffer) {
+ ptr += bufsz;
+ i = 0;
+ if (length < bufsz)
+ bufsz = length;
+
+ /* Read a chunk at the pointer location */
+ status = ixgbe_read_ee_hostif_buffer_X550(hw, ptr,
+ bufsz, buf);
+ if (status) {
+ DEBUGOUT("Failed to read EEPROM image\n");
+ return status;
+ }
+ }
+ *csum += local_buffer[i];
+ }
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_calc_checksum_X550 - Calculates and returns the checksum
+ * @hw: pointer to hardware structure
+ * @buffer: pointer to buffer containing calculated checksum
+ * @buffer_size: size of buffer
+ *
+ * Returns a negative error code on error, or the 16-bit checksum
+ **/
+s32 ixgbe_calc_checksum_X550(struct ixgbe_hw *hw, u16 *buffer, u32 buffer_size)
+{
+ u16 eeprom_ptrs[IXGBE_EEPROM_LAST_WORD + 1];
+ u16 *local_buffer;
+ s32 status;
+ u16 checksum = 0;
+ u16 pointer, i, size;
+
+ DEBUGFUNC("ixgbe_calc_eeprom_checksum_X550");
+
+ hw->eeprom.ops.init_params(hw);
+
+ if (!buffer) {
+ /* Read pointer area */
+ status = ixgbe_read_ee_hostif_buffer_X550(hw, 0,
+ IXGBE_EEPROM_LAST_WORD + 1,
+ eeprom_ptrs);
+ if (status) {
+ DEBUGOUT("Failed to read EEPROM image\n");
+ return status;
+ }
+ local_buffer = eeprom_ptrs;
+ } else {
+ if (buffer_size < IXGBE_EEPROM_LAST_WORD)
+ return IXGBE_ERR_PARAM;
+ local_buffer = buffer;
+ }
+
+ /*
+ * For X550 hardware include 0x0-0x41 in the checksum, skip the
+ * checksum word itself
+ */
+ for (i = 0; i <= IXGBE_EEPROM_LAST_WORD; i++)
+ if (i != IXGBE_EEPROM_CHECKSUM)
+ checksum += local_buffer[i];
+
+ /*
+ * 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_X550; i < IXGBE_FW_PTR; i++) {
+ if (i == IXGBE_PHY_PTR || i == IXGBE_OPTION_ROM_PTR)
+ continue;
+
+ pointer = local_buffer[i];
+
+ /* Skip pointer section if the pointer is invalid. */
+ if (pointer == 0xFFFF || pointer == 0 ||
+ pointer >= hw->eeprom.word_size)
+ continue;
+
+ switch (i) {
+ case IXGBE_PCIE_GENERAL_PTR:
+ size = IXGBE_IXGBE_PCIE_GENERAL_SIZE;
+ break;
+ case IXGBE_PCIE_CONFIG0_PTR:
+ case IXGBE_PCIE_CONFIG1_PTR:
+ size = IXGBE_PCIE_CONFIG_SIZE;
+ break;
+ default:
+ size = 0;
+ break;
+ }
+
+ status = ixgbe_checksum_ptr_x550(hw, pointer, size, &checksum,
+ buffer, buffer_size);
+ if (status)
+ return status;
+ }
+
+ checksum = (u16)IXGBE_EEPROM_SUM - checksum;
+
+ return (s32)checksum;
+}
+
+/**
+ * ixgbe_calc_eeprom_checksum_X550 - Calculates and returns the checksum
+ * @hw: pointer to hardware structure
+ *
+ * Returns a negative error code on error, or the 16-bit checksum
+ **/
+s32 ixgbe_calc_eeprom_checksum_X550(struct ixgbe_hw *hw)
+{
+ return ixgbe_calc_checksum_X550(hw, NULL, 0);
+}
+
+/**
+ * ixgbe_validate_eeprom_checksum_X550 - Validate EEPROM checksum
+ * @hw: pointer to hardware structure
+ * @checksum_val: calculated checksum
+ *
+ * Performs checksum calculation and validates the EEPROM checksum. If the
+ * caller does not need checksum_val, the value can be NULL.
+ **/
+s32 ixgbe_validate_eeprom_checksum_X550(struct ixgbe_hw *hw, u16 *checksum_val)
+{
+ s32 status;
+ u16 checksum;
+ u16 read_checksum = 0;
+
+ DEBUGFUNC("ixgbe_validate_eeprom_checksum_X550");
+
+ /* 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;
+ }
+
+ status = hw->eeprom.ops.calc_checksum(hw);
+ if (status < 0)
+ return status;
+
+ checksum = (u16)(status & 0xffff);
+
+ status = ixgbe_read_ee_hostif_X550(hw, IXGBE_EEPROM_CHECKSUM,
+ &read_checksum);
+ if (status)
+ return status;
+
+ /* Verify read checksum from EEPROM is the same as
+ * calculated checksum
+ */
+ if (read_checksum != checksum) {
+ status = IXGBE_ERR_EEPROM_CHECKSUM;
+ ERROR_REPORT1(IXGBE_ERROR_INVALID_STATE,
+ "Invalid EEPROM checksum");
+ }
+
+ /* If the user cares, return the calculated checksum */
+ if (checksum_val)
+ *checksum_val = checksum;
+
+ return status;
+}
+
+/**
+ * ixgbe_update_eeprom_checksum_X550 - Updates the EEPROM checksum and flash
+ * @hw: pointer to hardware structure
+ *
+ * After writing EEPROM to shadow RAM using EEWR register, software calculates
+ * checksum and updates the EEPROM and instructs the hardware to update
+ * the flash.
+ **/
+s32 ixgbe_update_eeprom_checksum_X550(struct ixgbe_hw *hw)
+{
+ s32 status;
+ u16 checksum = 0;
+
+ DEBUGFUNC("ixgbe_update_eeprom_checksum_X550");
+
+ /* 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 = ixgbe_read_ee_hostif_X550(hw, 0, &checksum);
+ if (status) {
+ DEBUGOUT("EEPROM read failed\n");
+ return status;
+ }
+
+ status = ixgbe_calc_eeprom_checksum_X550(hw);
+ if (status < 0)
+ return status;
+
+ checksum = (u16)(status & 0xffff);
+
+ status = ixgbe_write_ee_hostif_X550(hw, IXGBE_EEPROM_CHECKSUM,
+ checksum);
+ if (status)
+ return status;
+
+ status = ixgbe_update_flash_X550(hw);
+
+ return status;
+}
+
+/**
+ * ixgbe_update_flash_X550 - Instruct HW to copy EEPROM to Flash device
+ * @hw: pointer to hardware structure
+ *
+ * Issue a shadow RAM dump to FW to copy EEPROM from shadow RAM to the flash.
+ **/
+s32 ixgbe_update_flash_X550(struct ixgbe_hw *hw)
+{
+ s32 status = IXGBE_SUCCESS;
+ union ixgbe_hic_hdr2 buffer;
+
+ DEBUGFUNC("ixgbe_update_flash_X550");
+
+ buffer.req.cmd = FW_SHADOW_RAM_DUMP_CMD;
+ buffer.req.buf_lenh = 0;
+ buffer.req.buf_lenl = FW_SHADOW_RAM_DUMP_LEN;
+ buffer.req.checksum = FW_DEFAULT_CHECKSUM;
+
+ status = ixgbe_host_interface_command(hw, (u32 *)&buffer,
+ sizeof(buffer),
+ IXGBE_HI_COMMAND_TIMEOUT, false);
+
+ return status;
+}
+
+/**
+ * ixgbe_get_supported_physical_layer_X550em - Returns physical layer type
+ * @hw: pointer to hardware structure
+ *
+ * Determines physical layer capabilities of the current configuration.
+ **/
+u32 ixgbe_get_supported_physical_layer_X550em(struct ixgbe_hw *hw)
+{
+ u32 physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN;
+ u16 ext_ability = 0;
+
+ DEBUGFUNC("ixgbe_get_supported_physical_layer_X550em");
+
+ hw->phy.ops.identify(hw);
+
+ switch (hw->phy.type) {
+ case ixgbe_phy_x550em_kr:
+ physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KR |
+ IXGBE_PHYSICAL_LAYER_1000BASE_KX;
+ break;
+ case ixgbe_phy_x550em_kx4:
+ physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KX4 |
+ IXGBE_PHYSICAL_LAYER_1000BASE_KX;
+ break;
+ case ixgbe_phy_x550em_ext_t:
+ hw->phy.ops.read_reg(hw, IXGBE_MDIO_PHY_EXT_ABILITY,
+ IXGBE_MDIO_PMA_PMD_DEV_TYPE,
+ &ext_ability);
+ if (ext_ability & IXGBE_MDIO_PHY_10GBASET_ABILITY)
+ physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_T;
+ if (ext_ability & IXGBE_MDIO_PHY_1000BASET_ABILITY)
+ physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_T;
+ break;
+ case ixgbe_phy_fw:
+ if (hw->phy.speeds_supported & IXGBE_LINK_SPEED_1GB_FULL)
+ physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_T;
+ if (hw->phy.speeds_supported & IXGBE_LINK_SPEED_100_FULL)
+ physical_layer |= IXGBE_PHYSICAL_LAYER_100BASE_TX;
+ if (hw->phy.speeds_supported & IXGBE_LINK_SPEED_10_FULL)
+ physical_layer |= IXGBE_PHYSICAL_LAYER_10BASE_T;
+ break;
+ default:
break;
- default:
- /* Internal PHY does not support anything else */
- return IXGBE_ERR_INVALID_LINK_SETTINGS;
}
- return ixgbe_setup_ixfi_x550em(hw, &force_speed);
+ if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber)
+ physical_layer = ixgbe_get_supported_phy_sfp_layer_generic(hw);
+
+ return physical_layer;
}
/**
- * ixgbe_setup_phy_loopback_x550em - Configure the KR PHY for loopback.
+ * ixgbe_get_bus_info_x550em - Set PCI bus info
+ * @hw: pointer to hardware structure
+ *
+ * Sets bus link width and speed to unknown because X550em is
+ * not a PCI device.
+ **/
+s32 ixgbe_get_bus_info_X550em(struct ixgbe_hw *hw)
+{
+
+ DEBUGFUNC("ixgbe_get_bus_info_x550em");
+
+ hw->bus.width = ixgbe_bus_width_unknown;
+ hw->bus.speed = ixgbe_bus_speed_unknown;
+
+ hw->mac.ops.set_lan_id(hw);
+
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_disable_rx_x550 - Disable RX unit
+ *
+ * Enables the Rx DMA unit for x550
+ **/
+void ixgbe_disable_rx_x550(struct ixgbe_hw *hw)
+{
+ u32 rxctrl, pfdtxgswc;
+ s32 status;
+ struct ixgbe_hic_disable_rxen fw_cmd;
+
+ DEBUGFUNC("ixgbe_enable_rx_dma_x550");
+
+ rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
+ if (rxctrl & IXGBE_RXCTRL_RXEN) {
+ 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;
+ }
+
+ fw_cmd.hdr.cmd = FW_DISABLE_RXEN_CMD;
+ fw_cmd.hdr.buf_len = FW_DISABLE_RXEN_LEN;
+ fw_cmd.hdr.checksum = FW_DEFAULT_CHECKSUM;
+ fw_cmd.port_number = (u8)hw->bus.lan_id;
+
+ status = ixgbe_host_interface_command(hw, (u32 *)&fw_cmd,
+ sizeof(struct ixgbe_hic_disable_rxen),
+ IXGBE_HI_COMMAND_TIMEOUT, true);
+
+ /* If we fail - disable RX using register write */
+ if (status) {
+ rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
+ if (rxctrl & IXGBE_RXCTRL_RXEN) {
+ rxctrl &= ~IXGBE_RXCTRL_RXEN;
+ IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, rxctrl);
+ }
+ }
+ }
+}
+
+/**
+ * ixgbe_enter_lplu_x550em - Transition to low power states
* @hw: pointer to hardware structure
*
- * Configures the integrated KR PHY to use internal loopback mode.
+ * Configures Low Power Link Up on transition to low power states
+ * (from D0 to non-D0). Link is required to enter LPLU so avoid resetting the
+ * X557 PHY immediately prior to entering LPLU.
**/
-s32 ixgbe_setup_phy_loopback_x550em(struct ixgbe_hw *hw)
+s32 ixgbe_enter_lplu_t_x550em(struct ixgbe_hw *hw)
{
+ u16 an_10g_cntl_reg, autoneg_reg, speed;
s32 status;
- u32 reg_val;
+ ixgbe_link_speed lcd_speed;
+ u32 save_autoneg;
+ bool link_up;
+
+ /* SW LPLU not required on later HW revisions. */
+ if ((hw->mac.type == ixgbe_mac_X550EM_x) &&
+ (IXGBE_FUSES0_REV_MASK &
+ IXGBE_READ_REG(hw, IXGBE_FUSES0_GROUP(0))))
+ return IXGBE_SUCCESS;
- /* Disable AN and force speed to 10G Serial. */
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ /* If blocked by MNG FW, then don't restart AN */
+ if (ixgbe_check_reset_blocked(hw))
+ return IXGBE_SUCCESS;
+
+ status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
if (status != IXGBE_SUCCESS)
return status;
- reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE;
- reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_MASK;
- reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_10G;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+
+ status = ixgbe_read_eeprom(hw, NVM_INIT_CTRL_3, &hw->eeprom.ctrl_word_3);
+
if (status != IXGBE_SUCCESS)
return status;
- /* Set near-end loopback clocks. */
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_PORT_CAR_GEN_CTRL(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ /* If link is down, LPLU disabled in NVM, WoL disabled, or manageability
+ * disabled, then force link down by entering low power mode.
+ */
+ if (!link_up || !(hw->eeprom.ctrl_word_3 & NVM_INIT_CTRL_3_LPLU) ||
+ !(hw->wol_enabled || ixgbe_mng_present(hw)))
+ return ixgbe_set_copper_phy_power(hw, FALSE);
+
+ /* Determine LCD */
+ status = ixgbe_get_lcd_t_x550em(hw, &lcd_speed);
+
if (status != IXGBE_SUCCESS)
return status;
- reg_val |= IXGBE_KRM_PORT_CAR_GEN_CTRL_NELB_32B;
- reg_val |= IXGBE_KRM_PORT_CAR_GEN_CTRL_NELB_KRPCS;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_PORT_CAR_GEN_CTRL(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+
+ /* If no valid LCD link speed, then force link down and exit. */
+ if (lcd_speed == IXGBE_LINK_SPEED_UNKNOWN)
+ return ixgbe_set_copper_phy_power(hw, FALSE);
+
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_STAT,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &speed);
+
if (status != IXGBE_SUCCESS)
return status;
- /* Set loopback enable. */
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_PMD_DFX_BURNIN(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ /* If no link now, speed is invalid so take link down */
+ status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
+ if (status != IXGBE_SUCCESS)
+ return ixgbe_set_copper_phy_power(hw, false);
+
+ /* clear everything but the speed bits */
+ speed &= IXGBE_MDIO_AUTO_NEG_VEN_STAT_SPEED_MASK;
+
+ /* If current speed is already LCD, then exit. */
+ if (((speed == IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_1GB) &&
+ (lcd_speed == IXGBE_LINK_SPEED_1GB_FULL)) ||
+ ((speed == IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10GB) &&
+ (lcd_speed == IXGBE_LINK_SPEED_10GB_FULL)))
+ return status;
+
+ /* Clear AN completed indication */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_TX_ALARM,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &autoneg_reg);
+
if (status != IXGBE_SUCCESS)
return status;
- reg_val |= IXGBE_KRM_PMD_DFX_BURNIN_TX_RX_KR_LB_MASK;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_PMD_DFX_BURNIN(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+
+ status = hw->phy.ops.read_reg(hw, IXGBE_MII_10GBASE_T_AUTONEG_CTRL_REG,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &an_10g_cntl_reg);
+
if (status != IXGBE_SUCCESS)
return status;
- /* Training bypass. */
- status = ixgbe_read_iosf_sb_reg_x550(hw,
- IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ status = hw->phy.ops.read_reg(hw,
+ IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &autoneg_reg);
+
if (status != IXGBE_SUCCESS)
return status;
- reg_val |= IXGBE_KRM_RX_TRN_LINKUP_CTRL_PROTOCOL_BYPASS;
- status = ixgbe_write_iosf_sb_reg_x550(hw,
- IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id),
- IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+
+ save_autoneg = hw->phy.autoneg_advertised;
+
+ /* Setup link at least common link speed */
+ status = hw->mac.ops.setup_link(hw, lcd_speed, false);
+
+ /* restore autoneg from before setting lplu speed */
+ hw->phy.autoneg_advertised = save_autoneg;
return status;
}
/**
- * ixgbe_read_ee_hostif_X550 - Read EEPROM word using a host interface command
- * assuming that the semaphore is already obtained.
+ * ixgbe_get_lcd_x550em - Determine lowest common denominator
* @hw: pointer to hardware structure
- * @offset: offset of word in the EEPROM to read
- * @data: word read from the EEPROM
+ * @lcd_speed: pointer to lowest common link speed
*
- * Reads a 16 bit word from the EEPROM using the hostif.
+ * Determine lowest common link speed with link partner.
**/
-s32 ixgbe_read_ee_hostif_data_X550(struct ixgbe_hw *hw, u16 offset,
- u16 *data)
+s32 ixgbe_get_lcd_t_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *lcd_speed)
{
+ u16 an_lp_status;
s32 status;
- struct ixgbe_hic_read_shadow_ram buffer;
+ u16 word = hw->eeprom.ctrl_word_3;
- DEBUGFUNC("ixgbe_read_ee_hostif_data_X550");
- buffer.hdr.req.cmd = FW_READ_SHADOW_RAM_CMD;
- buffer.hdr.req.buf_lenh = 0;
- buffer.hdr.req.buf_lenl = FW_READ_SHADOW_RAM_LEN;
- buffer.hdr.req.checksum = FW_DEFAULT_CHECKSUM;
+ *lcd_speed = IXGBE_LINK_SPEED_UNKNOWN;
- /* convert offset from words to bytes */
- buffer.address = IXGBE_CPU_TO_BE32(offset * 2);
- /* one word */
- buffer.length = IXGBE_CPU_TO_BE16(sizeof(u16));
+ status = hw->phy.ops.read_reg(hw, IXGBE_AUTO_NEG_LP_STATUS,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &an_lp_status);
- status = ixgbe_host_interface_command(hw, (u32 *)&buffer,
- sizeof(buffer),
- IXGBE_HI_COMMAND_TIMEOUT, false);
+ if (status != IXGBE_SUCCESS)
+ return status;
- if (status)
+ /* If link partner advertised 1G, return 1G */
+ if (an_lp_status & IXGBE_AUTO_NEG_LP_1000BASE_CAP) {
+ *lcd_speed = IXGBE_LINK_SPEED_1GB_FULL;
return status;
+ }
- *data = (u16)IXGBE_READ_REG_ARRAY(hw, IXGBE_FLEX_MNG,
- FW_NVM_DATA_OFFSET);
+ /* If 10G disabled for LPLU via NVM D10GMP, then return no valid LCD */
+ if ((hw->bus.lan_id && (word & NVM_INIT_CTRL_3_D10GMP_PORT1)) ||
+ (word & NVM_INIT_CTRL_3_D10GMP_PORT0))
+ return status;
- return 0;
+ /* Link partner not capable of lower speeds, return 10G */
+ *lcd_speed = IXGBE_LINK_SPEED_10GB_FULL;
+ return status;
}
/**
- * ixgbe_read_ee_hostif_X550 - Read EEPROM word using a host interface command
+ * ixgbe_setup_fc_X550em - Set up flow control
* @hw: pointer to hardware structure
- * @offset: offset of word in the EEPROM to read
- * @data: word read from the EEPROM
*
- * Reads a 16 bit word from the EEPROM using the hostif.
+ * Called at init time to set up flow control.
**/
-s32 ixgbe_read_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset,
- u16 *data)
+s32 ixgbe_setup_fc_X550em(struct ixgbe_hw *hw)
{
- s32 status = IXGBE_SUCCESS;
+ s32 ret_val = IXGBE_SUCCESS;
+ u32 pause, asm_dir, reg_val;
- DEBUGFUNC("ixgbe_read_ee_hostif_X550");
+ DEBUGFUNC("ixgbe_setup_fc_X550em");
- if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) ==
- IXGBE_SUCCESS) {
- status = ixgbe_read_ee_hostif_data_X550(hw, offset, data);
- hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
- } else {
- status = IXGBE_ERR_SWFW_SYNC;
+ /* 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");
+ ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS;
+ goto out;
}
- return status;
+ /* 10gig parts do not have a word in the EEPROM to determine the
+ * default flow control setting, so we explicitly set it to full.
+ */
+ if (hw->fc.requested_mode == ixgbe_fc_default)
+ hw->fc.requested_mode = ixgbe_fc_full;
+
+ /* Determine PAUSE and ASM_DIR bits. */
+ switch (hw->fc.requested_mode) {
+ case ixgbe_fc_none:
+ pause = 0;
+ asm_dir = 0;
+ break;
+ case ixgbe_fc_tx_pause:
+ pause = 0;
+ asm_dir = 1;
+ break;
+ case ixgbe_fc_rx_pause:
+ /* Rx Flow control is enabled and Tx Flow control is
+ * disabled by software override. Since there really
+ * isn't a way to advertise that we are capable of RX
+ * Pause ONLY, we will advertise that we support both
+ * symmetric and asymmetric Rx PAUSE, as such we fall
+ * through to the fc_full statement. Later, we will
+ * disable the adapter's ability to send PAUSE frames.
+ */
+ case ixgbe_fc_full:
+ pause = 1;
+ asm_dir = 1;
+ break;
+ default:
+ ERROR_REPORT1(IXGBE_ERROR_ARGUMENT,
+ "Flow control param set incorrectly\n");
+ ret_val = IXGBE_ERR_CONFIG;
+ goto out;
+ }
+
+ switch (hw->device_id) {
+ case IXGBE_DEV_ID_X550EM_X_KR:
+ case IXGBE_DEV_ID_X550EM_A_KR:
+ case IXGBE_DEV_ID_X550EM_A_KR_L:
+ ret_val = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val);
+ if (ret_val != IXGBE_SUCCESS)
+ goto out;
+ reg_val &= ~(IXGBE_KRM_AN_CNTL_1_SYM_PAUSE |
+ IXGBE_KRM_AN_CNTL_1_ASM_PAUSE);
+ if (pause)
+ reg_val |= IXGBE_KRM_AN_CNTL_1_SYM_PAUSE;
+ if (asm_dir)
+ reg_val |= IXGBE_KRM_AN_CNTL_1_ASM_PAUSE;
+ ret_val = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val);
+
+ /* This device does not fully support AN. */
+ hw->fc.disable_fc_autoneg = true;
+ break;
+ default:
+ break;
+ }
+
+out:
+ return ret_val;
}
/**
- * ixgbe_read_ee_hostif_buffer_X550- Read EEPROM word(s) using hostif
+ * ixgbe_fc_autoneg_backplane_x550em_a - Enable flow control IEEE clause 37
* @hw: pointer to hardware structure
- * @offset: offset of word in the EEPROM to read
- * @words: number of words
- * @data: word(s) read from the EEPROM
*
- * Reads a 16 bit word(s) from the EEPROM using the hostif.
+ * Enable flow control according to IEEE clause 37.
**/
-s32 ixgbe_read_ee_hostif_buffer_X550(struct ixgbe_hw *hw,
- u16 offset, u16 words, u16 *data)
+void ixgbe_fc_autoneg_backplane_x550em_a(struct ixgbe_hw *hw)
{
- struct ixgbe_hic_read_shadow_ram buffer;
- u32 current_word = 0;
- u16 words_to_read;
- s32 status;
- u32 i;
-
- DEBUGFUNC("ixgbe_read_ee_hostif_buffer_X550");
+ u32 link_s1, lp_an_page_low, an_cntl_1;
+ s32 status = IXGBE_ERR_FC_NOT_NEGOTIATED;
+ ixgbe_link_speed speed;
+ bool link_up;
+
+ /* AN should have completed when the cable was plugged in.
+ * Look for reasons to bail out. Bail out if:
+ * - FC autoneg is disabled, or if
+ * - link is not up.
+ */
+ if (hw->fc.disable_fc_autoneg) {
+ ERROR_REPORT1(IXGBE_ERROR_UNSUPPORTED,
+ "Flow control autoneg is disabled");
+ goto out;
+ }
- /* Take semaphore for the entire operation. */
- status = hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
- if (status) {
- DEBUGOUT("EEPROM read buffer - semaphore failed\n");
- return status;
+ hw->mac.ops.check_link(hw, &speed, &link_up, false);
+ if (!link_up) {
+ ERROR_REPORT1(IXGBE_ERROR_SOFTWARE, "The link is down");
+ goto out;
}
- while (words) {
- if (words > FW_MAX_READ_BUFFER_SIZE / 2)
- words_to_read = FW_MAX_READ_BUFFER_SIZE / 2;
- else
- words_to_read = words;
- buffer.hdr.req.cmd = FW_READ_SHADOW_RAM_CMD;
- buffer.hdr.req.buf_lenh = 0;
- buffer.hdr.req.buf_lenl = FW_READ_SHADOW_RAM_LEN;
- buffer.hdr.req.checksum = FW_DEFAULT_CHECKSUM;
+ /* Check at auto-negotiation has completed */
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_LINK_S1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &link_s1);
- /* convert offset from words to bytes */
- buffer.address = IXGBE_CPU_TO_BE32((offset + current_word) * 2);
- buffer.length = IXGBE_CPU_TO_BE16(words_to_read * 2);
+ if (status != IXGBE_SUCCESS ||
+ (link_s1 & IXGBE_KRM_LINK_S1_MAC_AN_COMPLETE) == 0) {
+ DEBUGOUT("Auto-Negotiation did not complete\n");
+ status = IXGBE_ERR_FC_NOT_NEGOTIATED;
+ goto out;
+ }
- status = ixgbe_host_interface_command(hw, (u32 *)&buffer,
- sizeof(buffer),
- IXGBE_HI_COMMAND_TIMEOUT,
- false);
+ /* Read the 10g AN autoc and LP ability registers and resolve
+ * local flow control settings accordingly
+ */
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &an_cntl_1);
- if (status) {
- DEBUGOUT("Host interface command failed\n");
- goto out;
- }
+ if (status != IXGBE_SUCCESS) {
+ DEBUGOUT("Auto-Negotiation did not complete\n");
+ goto out;
+ }
- for (i = 0; i < words_to_read; i++) {
- u32 reg = IXGBE_FLEX_MNG + (FW_NVM_DATA_OFFSET << 2) +
- 2 * i;
- u32 value = IXGBE_READ_REG(hw, reg);
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_LP_BASE_PAGE_HIGH(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &lp_an_page_low);
- data[current_word] = (u16)(value & 0xffff);
- current_word++;
- i++;
- if (i < words_to_read) {
- value >>= 16;
- data[current_word] = (u16)(value & 0xffff);
- current_word++;
- }
- }
- words -= words_to_read;
+ if (status != IXGBE_SUCCESS) {
+ DEBUGOUT("Auto-Negotiation did not complete\n");
+ goto out;
}
+ status = ixgbe_negotiate_fc(hw, an_cntl_1, lp_an_page_low,
+ IXGBE_KRM_AN_CNTL_1_SYM_PAUSE,
+ IXGBE_KRM_AN_CNTL_1_ASM_PAUSE,
+ IXGBE_KRM_LP_BASE_PAGE_HIGH_SYM_PAUSE,
+ IXGBE_KRM_LP_BASE_PAGE_HIGH_ASM_PAUSE);
+
out:
- hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
- return status;
+ if (status == IXGBE_SUCCESS) {
+ hw->fc.fc_was_autonegged = true;
+ } else {
+ hw->fc.fc_was_autonegged = false;
+ hw->fc.current_mode = hw->fc.requested_mode;
+ }
}
/**
- * ixgbe_write_ee_hostif_X550 - Write EEPROM word using hostif
+ * ixgbe_fc_autoneg_fiber_x550em_a - passthrough FC settings
* @hw: pointer to hardware structure
- * @offset: offset of word in the EEPROM to write
- * @data: word write to the EEPROM
*
- * Write a 16 bit word to the EEPROM using the hostif.
**/
-s32 ixgbe_write_ee_hostif_data_X550(struct ixgbe_hw *hw, u16 offset,
- u16 data)
+void ixgbe_fc_autoneg_fiber_x550em_a(struct ixgbe_hw *hw)
{
- s32 status;
- struct ixgbe_hic_write_shadow_ram buffer;
-
- DEBUGFUNC("ixgbe_write_ee_hostif_data_X550");
-
- buffer.hdr.req.cmd = FW_WRITE_SHADOW_RAM_CMD;
- buffer.hdr.req.buf_lenh = 0;
- buffer.hdr.req.buf_lenl = FW_WRITE_SHADOW_RAM_LEN;
- buffer.hdr.req.checksum = FW_DEFAULT_CHECKSUM;
-
- /* one word */
- buffer.length = IXGBE_CPU_TO_BE16(sizeof(u16));
- buffer.data = data;
- buffer.address = IXGBE_CPU_TO_BE32(offset * 2);
-
- status = ixgbe_host_interface_command(hw, (u32 *)&buffer,
- sizeof(buffer),
- IXGBE_HI_COMMAND_TIMEOUT, false);
-
- return status;
+ hw->fc.fc_was_autonegged = false;
+ hw->fc.current_mode = hw->fc.requested_mode;
}
/**
- * ixgbe_write_ee_hostif_X550 - Write EEPROM word using hostif
+ * ixgbe_fc_autoneg_sgmii_x550em_a - Enable flow control IEEE clause 37
* @hw: pointer to hardware structure
- * @offset: offset of word in the EEPROM to write
- * @data: word write to the EEPROM
*
- * Write a 16 bit word to the EEPROM using the hostif.
+ * Enable flow control according to IEEE clause 37.
**/
-s32 ixgbe_write_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset,
- u16 data)
+void ixgbe_fc_autoneg_sgmii_x550em_a(struct ixgbe_hw *hw)
{
- s32 status = IXGBE_SUCCESS;
+ s32 status = IXGBE_ERR_FC_NOT_NEGOTIATED;
+ u32 info[FW_PHY_ACT_DATA_COUNT] = { 0 };
+ ixgbe_link_speed speed;
+ bool link_up;
+ u32 fc;
+
+ /* AN should have completed when the cable was plugged in.
+ * Look for reasons to bail out. Bail out if:
+ * - FC autoneg is disabled, or if
+ * - link is not up.
+ */
+ if (hw->fc.disable_fc_autoneg) {
+ ERROR_REPORT1(IXGBE_ERROR_UNSUPPORTED,
+ "Flow control autoneg is disabled");
+ goto out;
+ }
- DEBUGFUNC("ixgbe_write_ee_hostif_X550");
+ hw->mac.ops.check_link(hw, &speed, &link_up, false);
+ if (!link_up) {
+ ERROR_REPORT1(IXGBE_ERROR_SOFTWARE, "The link is down");
+ goto out;
+ }
- if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) ==
- IXGBE_SUCCESS) {
- status = ixgbe_write_ee_hostif_data_X550(hw, offset, data);
- hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
- } else {
- DEBUGOUT("write ee hostif failed to get semaphore");
- status = IXGBE_ERR_SWFW_SYNC;
+ /* Check if auto-negotiation has completed */
+ status = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_GET_LINK_INFO, &info);
+ if (status != IXGBE_SUCCESS ||
+ !(info[0] & FW_PHY_ACT_GET_LINK_INFO_AN_COMPLETE)) {
+ DEBUGOUT("Auto-Negotiation did not complete\n");
+ status = IXGBE_ERR_FC_NOT_NEGOTIATED;
+ goto out;
}
- return status;
+ /* Get the advertized flow control and modify it to indicate
+ * pause and asymmetric pause instead of rx and tx
+ */
+ fc = info[0];
+ if (fc & FW_PHY_ACT_GET_LINK_INFO_FC_RX)
+ fc ^= FW_PHY_ACT_GET_LINK_INFO_FC_TX;
+
+ /* Modify link partner's flow control to indicate pause and
+ * asymmetric pause instead of rx and tx
+ */
+ if (fc & FW_PHY_ACT_GET_LINK_INFO_LP_FC_RX)
+ fc ^= FW_PHY_ACT_GET_LINK_INFO_LP_FC_TX;
+
+ /* Negotiate the flow control */
+ status = ixgbe_negotiate_fc(hw, fc, fc,
+ FW_PHY_ACT_GET_LINK_INFO_FC_RX,
+ FW_PHY_ACT_GET_LINK_INFO_FC_TX,
+ FW_PHY_ACT_GET_LINK_INFO_LP_FC_RX,
+ FW_PHY_ACT_GET_LINK_INFO_LP_FC_TX);
+
+out:
+ if (status == IXGBE_SUCCESS) {
+ hw->fc.fc_was_autonegged = true;
+ } else {
+ hw->fc.fc_was_autonegged = false;
+ hw->fc.current_mode = hw->fc.requested_mode;
+ }
}
/**
- * ixgbe_write_ee_hostif_buffer_X550 - Write EEPROM word(s) using hostif
+ * ixgbe_setup_fc_backplane_x550em_a - Set up flow control
* @hw: pointer to hardware structure
- * @offset: offset of word in the EEPROM to write
- * @words: number of words
- * @data: word(s) write to the EEPROM
*
- * Write a 16 bit word(s) to the EEPROM using the hostif.
+ * Called at init time to set up flow control.
**/
-s32 ixgbe_write_ee_hostif_buffer_X550(struct ixgbe_hw *hw,
- u16 offset, u16 words, u16 *data)
+s32 ixgbe_setup_fc_backplane_x550em_a(struct ixgbe_hw *hw)
{
s32 status = IXGBE_SUCCESS;
- u32 i = 0;
+ u32 an_cntl = 0;
- DEBUGFUNC("ixgbe_write_ee_hostif_buffer_X550");
+ DEBUGFUNC("ixgbe_setup_fc_backplane_x550em_a");
- /* Take semaphore for the entire operation. */
- status = hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
- if (status != IXGBE_SUCCESS) {
- DEBUGOUT("EEPROM write buffer - semaphore failed\n");
- goto out;
+ /* 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");
+ return IXGBE_ERR_INVALID_LINK_SETTINGS;
}
- for (i = 0; i < words; i++) {
- status = ixgbe_write_ee_hostif_data_X550(hw, offset + i,
- data[i]);
+ if (hw->fc.requested_mode == ixgbe_fc_default)
+ hw->fc.requested_mode = ixgbe_fc_full;
- if (status != IXGBE_SUCCESS) {
- DEBUGOUT("Eeprom buffered write failed\n");
- break;
- }
+ /* Set up the 1G and 10G flow control advertisement registers so the
+ * HW will be able to do FC autoneg once the cable is plugged in. If
+ * we link at 10G, the 1G advertisement is harmless and vice versa.
+ */
+ status = hw->mac.ops.read_iosf_sb_reg(hw,
+ IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, &an_cntl);
+
+ if (status != IXGBE_SUCCESS) {
+ DEBUGOUT("Auto-Negotiation did not complete\n");
+ return status;
}
- hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
-out:
+ /* The possible values of fc.requested_mode are:
+ * 0: Flow control is completely disabled
+ * 1: Rx flow control is enabled (we can receive pause frames,
+ * but not send pause frames).
+ * 2: Tx flow control is enabled (we can send pause frames but
+ * we do not support receiving pause frames).
+ * 3: Both Rx and Tx flow control (symmetric) are enabled.
+ * other: Invalid.
+ */
+ switch (hw->fc.requested_mode) {
+ case ixgbe_fc_none:
+ /* Flow control completely disabled by software override. */
+ an_cntl &= ~(IXGBE_KRM_AN_CNTL_1_SYM_PAUSE |
+ IXGBE_KRM_AN_CNTL_1_ASM_PAUSE);
+ break;
+ case ixgbe_fc_tx_pause:
+ /* Tx Flow control is enabled, and Rx Flow control is
+ * disabled by software override.
+ */
+ an_cntl |= IXGBE_KRM_AN_CNTL_1_ASM_PAUSE;
+ an_cntl &= ~IXGBE_KRM_AN_CNTL_1_SYM_PAUSE;
+ break;
+ case ixgbe_fc_rx_pause:
+ /* Rx Flow control is enabled and Tx Flow control is
+ * disabled by software override. Since there really
+ * isn't a way to advertise that we are capable of RX
+ * Pause ONLY, we will advertise that we support both
+ * symmetric and asymmetric Rx PAUSE, as such we fall
+ * through to the fc_full statement. Later, we will
+ * disable the adapter's ability to send PAUSE frames.
+ */
+ case ixgbe_fc_full:
+ /* Flow control (both Rx and Tx) is enabled by SW override. */
+ an_cntl |= IXGBE_KRM_AN_CNTL_1_SYM_PAUSE |
+ IXGBE_KRM_AN_CNTL_1_ASM_PAUSE;
+ break;
+ default:
+ ERROR_REPORT1(IXGBE_ERROR_ARGUMENT,
+ "Flow control param set incorrectly\n");
+ return IXGBE_ERR_CONFIG;
+ }
+
+ status = hw->mac.ops.write_iosf_sb_reg(hw,
+ IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id),
+ IXGBE_SB_IOSF_TARGET_KR_PHY, an_cntl);
+
+ /* Restart auto-negotiation. */
+ status = ixgbe_restart_an_internal_phy_x550em(hw);
return status;
}
/**
- * ixgbe_checksum_ptr_x550 - Checksum one pointer region
+ * ixgbe_set_mux - Set mux for port 1 access with CS4227
* @hw: pointer to hardware structure
- * @ptr: pointer offset in eeprom
- * @size: size of section pointed by ptr, if 0 first word will be used as size
- * @csum: address of checksum to update
- *
- * Returns error status for any failure
+ * @state: set mux if 1, clear if 0
*/
-STATIC s32 ixgbe_checksum_ptr_x550(struct ixgbe_hw *hw, u16 ptr,
- u16 size, u16 *csum, u16 *buffer,
- u32 buffer_size)
+STATIC void ixgbe_set_mux(struct ixgbe_hw *hw, u8 state)
{
- u16 buf[256];
- s32 status;
- u16 length, bufsz, i, start;
- u16 *local_buffer;
-
- bufsz = sizeof(buf) / sizeof(buf[0]);
+ u32 esdp;
- /* Read a chunk at the pointer location */
- if (!buffer) {
- status = ixgbe_read_ee_hostif_buffer_X550(hw, ptr, bufsz, buf);
- if (status) {
- DEBUGOUT("Failed to read EEPROM image\n");
- return status;
- }
- local_buffer = buf;
- } else {
- if (buffer_size < ptr)
- return IXGBE_ERR_PARAM;
- local_buffer = &buffer[ptr];
- }
+ if (!hw->bus.lan_id)
+ return;
+ esdp = IXGBE_READ_REG(hw, IXGBE_ESDP);
+ if (state)
+ esdp |= IXGBE_ESDP_SDP1;
+ else
+ esdp &= ~IXGBE_ESDP_SDP1;
+ IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
+ IXGBE_WRITE_FLUSH(hw);
+}
- if (size) {
- start = 0;
- length = size;
- } else {
- start = 1;
- length = local_buffer[0];
+/**
+ * ixgbe_acquire_swfw_sync_X550em - Acquire SWFW semaphore
+ * @hw: pointer to hardware structure
+ * @mask: Mask to specify which semaphore to acquire
+ *
+ * Acquires the SWFW semaphore and sets the I2C MUX
+ **/
+s32 ixgbe_acquire_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask)
+{
+ s32 status;
- /* Skip pointer section if length is invalid. */
- if (length == 0xFFFF || length == 0 ||
- (ptr + length) >= hw->eeprom.word_size)
- return IXGBE_SUCCESS;
- }
+ DEBUGFUNC("ixgbe_acquire_swfw_sync_X550em");
- if (buffer && ((u32)start + (u32)length > buffer_size))
- return IXGBE_ERR_PARAM;
+ status = ixgbe_acquire_swfw_sync_X540(hw, mask);
+ if (status)
+ return status;
- for (i = start; length; i++, length--) {
- if (i == bufsz && !buffer) {
- ptr += bufsz;
- i = 0;
- if (length < bufsz)
- bufsz = length;
+ if (mask & IXGBE_GSSR_I2C_MASK)
+ ixgbe_set_mux(hw, 1);
- /* Read a chunk at the pointer location */
- status = ixgbe_read_ee_hostif_buffer_X550(hw, ptr,
- bufsz, buf);
- if (status) {
- DEBUGOUT("Failed to read EEPROM image\n");
- return status;
- }
- }
- *csum += local_buffer[i];
- }
return IXGBE_SUCCESS;
}
/**
- * ixgbe_calc_checksum_X550 - Calculates and returns the checksum
+ * ixgbe_release_swfw_sync_X550em - Release SWFW semaphore
* @hw: pointer to hardware structure
- * @buffer: pointer to buffer containing calculated checksum
- * @buffer_size: size of buffer
+ * @mask: Mask to specify which semaphore to release
*
- * Returns a negative error code on error, or the 16-bit checksum
+ * Releases the SWFW semaphore and sets the I2C MUX
**/
-s32 ixgbe_calc_checksum_X550(struct ixgbe_hw *hw, u16 *buffer, u32 buffer_size)
+void ixgbe_release_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask)
{
- u16 eeprom_ptrs[IXGBE_EEPROM_LAST_WORD + 1];
- u16 *local_buffer;
- s32 status;
- u16 checksum = 0;
- u16 pointer, i, size;
+ DEBUGFUNC("ixgbe_release_swfw_sync_X550em");
- DEBUGFUNC("ixgbe_calc_eeprom_checksum_X550");
-
- hw->eeprom.ops.init_params(hw);
-
- if (!buffer) {
- /* Read pointer area */
- status = ixgbe_read_ee_hostif_buffer_X550(hw, 0,
- IXGBE_EEPROM_LAST_WORD + 1,
- eeprom_ptrs);
- if (status) {
- DEBUGOUT("Failed to read EEPROM image\n");
- return status;
- }
- local_buffer = eeprom_ptrs;
- } else {
- if (buffer_size < IXGBE_EEPROM_LAST_WORD)
- return IXGBE_ERR_PARAM;
- local_buffer = buffer;
- }
+ if (mask & IXGBE_GSSR_I2C_MASK)
+ ixgbe_set_mux(hw, 0);
- /*
- * For X550 hardware include 0x0-0x41 in the checksum, skip the
- * checksum word itself
- */
- for (i = 0; i <= IXGBE_EEPROM_LAST_WORD; i++)
- if (i != IXGBE_EEPROM_CHECKSUM)
- checksum += local_buffer[i];
+ ixgbe_release_swfw_sync_X540(hw, mask);
+}
- /*
- * 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_X550; i < IXGBE_FW_PTR; i++) {
- if (i == IXGBE_PHY_PTR || i == IXGBE_OPTION_ROM_PTR)
- continue;
+/**
+ * ixgbe_acquire_swfw_sync_X550a - Acquire SWFW semaphore
+ * @hw: pointer to hardware structure
+ * @mask: Mask to specify which semaphore to acquire
+ *
+ * Acquires the SWFW semaphore and get the shared phy token as needed
+ */
+STATIC s32 ixgbe_acquire_swfw_sync_X550a(struct ixgbe_hw *hw, u32 mask)
+{
+ u32 hmask = mask & ~IXGBE_GSSR_TOKEN_SM;
+ int retries = FW_PHY_TOKEN_RETRIES;
+ s32 status = IXGBE_SUCCESS;
- pointer = local_buffer[i];
+ DEBUGFUNC("ixgbe_acquire_swfw_sync_X550a");
- /* Skip pointer section if the pointer is invalid. */
- if (pointer == 0xFFFF || pointer == 0 ||
- pointer >= hw->eeprom.word_size)
- continue;
+ while (--retries) {
+ status = IXGBE_SUCCESS;
+ if (hmask)
+ status = ixgbe_acquire_swfw_sync_X540(hw, hmask);
+ if (status)
+ return status;
+ if (!(mask & IXGBE_GSSR_TOKEN_SM))
+ return IXGBE_SUCCESS;
- switch (i) {
- case IXGBE_PCIE_GENERAL_PTR:
- size = IXGBE_IXGBE_PCIE_GENERAL_SIZE;
- break;
- case IXGBE_PCIE_CONFIG0_PTR:
- case IXGBE_PCIE_CONFIG1_PTR:
- size = IXGBE_PCIE_CONFIG_SIZE;
- break;
- default:
- size = 0;
- break;
- }
+ status = ixgbe_get_phy_token(hw);
+ if (status == IXGBE_SUCCESS)
+ return IXGBE_SUCCESS;
- status = ixgbe_checksum_ptr_x550(hw, pointer, size, &checksum,
- buffer, buffer_size);
- if (status)
+ if (hmask)
+ ixgbe_release_swfw_sync_X540(hw, hmask);
+ if (status != IXGBE_ERR_TOKEN_RETRY)
return status;
}
- checksum = (u16)IXGBE_EEPROM_SUM - checksum;
+ return status;
+}
- return (s32)checksum;
+/**
+ * ixgbe_release_swfw_sync_X550a - Release SWFW semaphore
+ * @hw: pointer to hardware structure
+ * @mask: Mask to specify which semaphore to release
+ *
+ * Releases the SWFW semaphore and puts the shared phy token as needed
+ */
+STATIC void ixgbe_release_swfw_sync_X550a(struct ixgbe_hw *hw, u32 mask)
+{
+ u32 hmask = mask & ~IXGBE_GSSR_TOKEN_SM;
+
+ DEBUGFUNC("ixgbe_release_swfw_sync_X550a");
+
+ if (mask & IXGBE_GSSR_TOKEN_SM)
+ ixgbe_put_phy_token(hw);
+
+ if (hmask)
+ ixgbe_release_swfw_sync_X540(hw, hmask);
}
/**
- * ixgbe_calc_eeprom_checksum_X550 - Calculates and returns the checksum
+ * ixgbe_read_phy_reg_x550a - Reads specified PHY register
* @hw: pointer to hardware structure
+ * @reg_addr: 32 bit address of PHY register to read
+ * @phy_data: Pointer to read data from PHY register
*
- * Returns a negative error code on error, or the 16-bit checksum
+ * Reads a value from a specified PHY register using the SWFW lock and PHY
+ * Token. The PHY Token is needed since the MDIO is shared between to MAC
+ * instances.
**/
-s32 ixgbe_calc_eeprom_checksum_X550(struct ixgbe_hw *hw)
+s32 ixgbe_read_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr,
+ u32 device_type, u16 *phy_data)
{
- return ixgbe_calc_checksum_X550(hw, NULL, 0);
+ s32 status;
+ u32 mask = hw->phy.phy_semaphore_mask | IXGBE_GSSR_TOKEN_SM;
+
+ DEBUGFUNC("ixgbe_read_phy_reg_x550a");
+
+ if (hw->mac.ops.acquire_swfw_sync(hw, mask))
+ return IXGBE_ERR_SWFW_SYNC;
+
+ status = hw->phy.ops.read_reg_mdi(hw, reg_addr, device_type, phy_data);
+
+ hw->mac.ops.release_swfw_sync(hw, mask);
+
+ return status;
}
/**
- * ixgbe_validate_eeprom_checksum_X550 - Validate EEPROM checksum
+ * ixgbe_write_phy_reg_x550a - Writes specified PHY register
* @hw: pointer to hardware structure
- * @checksum_val: calculated checksum
+ * @reg_addr: 32 bit PHY register to write
+ * @device_type: 5 bit device type
+ * @phy_data: Data to write to the PHY register
*
- * Performs checksum calculation and validates the EEPROM checksum. If the
- * caller does not need checksum_val, the value can be NULL.
+ * Writes a value to specified PHY register using the SWFW lock and PHY Token.
+ * The PHY Token is needed since the MDIO is shared between to MAC instances.
**/
-s32 ixgbe_validate_eeprom_checksum_X550(struct ixgbe_hw *hw, u16 *checksum_val)
+s32 ixgbe_write_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr,
+ u32 device_type, u16 phy_data)
{
s32 status;
- u16 checksum;
- u16 read_checksum = 0;
+ u32 mask = hw->phy.phy_semaphore_mask | IXGBE_GSSR_TOKEN_SM;
- DEBUGFUNC("ixgbe_validate_eeprom_checksum_X550");
+ DEBUGFUNC("ixgbe_write_phy_reg_x550a");
- /* 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 (hw->mac.ops.acquire_swfw_sync(hw, mask) == IXGBE_SUCCESS) {
+ status = hw->phy.ops.write_reg_mdi(hw, reg_addr, device_type,
+ phy_data);
+ hw->mac.ops.release_swfw_sync(hw, mask);
+ } else {
+ status = IXGBE_ERR_SWFW_SYNC;
}
- status = hw->eeprom.ops.calc_checksum(hw);
- if (status < 0)
- return status;
+ return status;
+}
- checksum = (u16)(status & 0xffff);
+/**
+ * ixgbe_handle_lasi_ext_t_x550em - Handle external Base T PHY interrupt
+ * @hw: pointer to hardware structure
+ *
+ * Handle external Base T PHY interrupt. If high temperature
+ * failure alarm then return error, else if link status change
+ * then setup internal/external PHY link
+ *
+ * Return IXGBE_ERR_OVERTEMP if interrupt is high temperature
+ * failure alarm, else return PHY access status.
+ */
+s32 ixgbe_handle_lasi_ext_t_x550em(struct ixgbe_hw *hw)
+{
+ bool lsc;
+ u32 status;
- status = ixgbe_read_ee_hostif_X550(hw, IXGBE_EEPROM_CHECKSUM,
- &read_checksum);
- if (status)
- return status;
+ status = ixgbe_get_lasi_ext_t_x550em(hw, &lsc);
- /* Verify read checksum from EEPROM is the same as
- * calculated checksum
- */
- if (read_checksum != checksum) {
- status = IXGBE_ERR_EEPROM_CHECKSUM;
- ERROR_REPORT1(IXGBE_ERROR_INVALID_STATE,
- "Invalid EEPROM checksum");
- }
+ if (status != IXGBE_SUCCESS)
+ return status;
- /* If the user cares, return the calculated checksum */
- if (checksum_val)
- *checksum_val = checksum;
+ if (lsc)
+ return ixgbe_setup_internal_phy(hw);
- return status;
+ return IXGBE_SUCCESS;
}
/**
- * ixgbe_update_eeprom_checksum_X550 - Updates the EEPROM checksum and flash
+ * ixgbe_setup_mac_link_t_X550em - Sets the auto advertised link speed
* @hw: pointer to hardware structure
+ * @speed: new link speed
+ * @autoneg_wait_to_complete: true when waiting for completion is needed
*
- * After writing EEPROM to shadow RAM using EEWR register, software calculates
- * checksum and updates the EEPROM and instructs the hardware to update
- * the flash.
+ * Setup internal/external PHY link speed based on link speed, then set
+ * external PHY auto advertised link speed.
+ *
+ * Returns error status for any failure
**/
-s32 ixgbe_update_eeprom_checksum_X550(struct ixgbe_hw *hw)
+s32 ixgbe_setup_mac_link_t_X550em(struct ixgbe_hw *hw,
+ ixgbe_link_speed speed,
+ bool autoneg_wait_to_complete)
{
s32 status;
- u16 checksum = 0;
+ ixgbe_link_speed force_speed;
- DEBUGFUNC("ixgbe_update_eeprom_checksum_X550");
+ DEBUGFUNC("ixgbe_setup_mac_link_t_X550em");
- /* 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
+ /* Setup internal/external PHY link speed to iXFI (10G), unless
+ * only 1G is auto advertised then setup KX link.
*/
- status = ixgbe_read_ee_hostif_X550(hw, 0, &checksum);
- if (status) {
- DEBUGOUT("EEPROM read failed\n");
- return status;
+ if (speed & IXGBE_LINK_SPEED_10GB_FULL)
+ force_speed = IXGBE_LINK_SPEED_10GB_FULL;
+ else
+ force_speed = IXGBE_LINK_SPEED_1GB_FULL;
+
+ /* If X552 and internal link mode is XFI, then setup XFI internal link.
+ */
+ if (hw->mac.type == ixgbe_mac_X550EM_x &&
+ !(hw->phy.nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE)) {
+ status = ixgbe_setup_ixfi_x550em(hw, &force_speed);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
}
- status = ixgbe_calc_eeprom_checksum_X550(hw);
- if (status < 0)
- return status;
+ return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait_to_complete);
+}
- checksum = (u16)(status & 0xffff);
+/**
+ * ixgbe_check_link_t_X550em - Determine link and speed status
+ * @hw: pointer to hardware structure
+ * @speed: pointer to link speed
+ * @link_up: true when link is up
+ * @link_up_wait_to_complete: bool used to wait for link up or not
+ *
+ * Check that both the MAC and X557 external PHY have link.
+ **/
+s32 ixgbe_check_link_t_X550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed,
+ bool *link_up, bool link_up_wait_to_complete)
+{
+ u32 status;
+ u16 i, autoneg_status = 0;
- status = ixgbe_write_ee_hostif_X550(hw, IXGBE_EEPROM_CHECKSUM,
- checksum);
- if (status)
+ if (hw->mac.ops.get_media_type(hw) != ixgbe_media_type_copper)
+ return IXGBE_ERR_CONFIG;
+
+ status = ixgbe_check_mac_link_generic(hw, speed, link_up,
+ link_up_wait_to_complete);
+
+ /* If check link fails or MAC link is not up, then return */
+ if (status != IXGBE_SUCCESS || !(*link_up))
return status;
- status = ixgbe_update_flash_X550(hw);
+ /* MAC link is up, so check external PHY link.
+ * X557 PHY. Link status is latching low, and can only be used to detect
+ * link drop, and not the current status of the link without performing
+ * back-to-back reads.
+ */
+ for (i = 0; i < 2; i++) {
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+ &autoneg_status);
- return status;
+ if (status != IXGBE_SUCCESS)
+ return status;
+ }
+
+ /* If external PHY link is not up, then indicate link not up */
+ if (!(autoneg_status & IXGBE_MDIO_AUTO_NEG_LINK_STATUS))
+ *link_up = false;
+
+ return IXGBE_SUCCESS;
}
/**
- * ixgbe_update_flash_X550 - Instruct HW to copy EEPROM to Flash device
+ * ixgbe_reset_phy_t_X550em - Performs X557 PHY reset and enables LASI
* @hw: pointer to hardware structure
- *
- * Issue a shadow RAM dump to FW to copy EEPROM from shadow RAM to the flash.
**/
-s32 ixgbe_update_flash_X550(struct ixgbe_hw *hw)
+s32 ixgbe_reset_phy_t_X550em(struct ixgbe_hw *hw)
{
- s32 status = IXGBE_SUCCESS;
- union ixgbe_hic_hdr2 buffer;
-
- DEBUGFUNC("ixgbe_update_flash_X550");
+ s32 status;
- buffer.req.cmd = FW_SHADOW_RAM_DUMP_CMD;
- buffer.req.buf_lenh = 0;
- buffer.req.buf_lenl = FW_SHADOW_RAM_DUMP_LEN;
- buffer.req.checksum = FW_DEFAULT_CHECKSUM;
+ status = ixgbe_reset_phy_generic(hw);
- status = ixgbe_host_interface_command(hw, (u32 *)&buffer,
- sizeof(buffer),
- IXGBE_HI_COMMAND_TIMEOUT, false);
+ if (status != IXGBE_SUCCESS)
+ return status;
- return status;
+ /* Configure Link Status Alarm and Temperature Threshold interrupts */
+ return ixgbe_enable_lasi_ext_t_x550em(hw);
}
/**
- * ixgbe_get_supported_physical_layer_X550em - Returns physical layer type
+ * ixgbe_led_on_t_X550em - Turns on the software controllable LEDs.
* @hw: pointer to hardware structure
- *
- * Determines physical layer capabilities of the current configuration.
+ * @led_idx: led number to turn on
**/
-u32 ixgbe_get_supported_physical_layer_X550em(struct ixgbe_hw *hw)
+s32 ixgbe_led_on_t_X550em(struct ixgbe_hw *hw, u32 led_idx)
{
- u32 physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN;
- u16 ext_ability = 0;
-
- DEBUGFUNC("ixgbe_get_supported_physical_layer_X550em");
+ u16 phy_data;
- hw->phy.ops.identify(hw);
+ DEBUGFUNC("ixgbe_led_on_t_X550em");
- switch (hw->phy.type) {
- case ixgbe_phy_x550em_kr:
- physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KR |
- IXGBE_PHYSICAL_LAYER_1000BASE_KX;
- break;
- case ixgbe_phy_x550em_kx4:
- physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KX4 |
- IXGBE_PHYSICAL_LAYER_1000BASE_KX;
- break;
- case ixgbe_phy_x550em_ext_t:
- hw->phy.ops.read_reg(hw, IXGBE_MDIO_PHY_EXT_ABILITY,
- IXGBE_MDIO_PMA_PMD_DEV_TYPE,
- &ext_ability);
- if (ext_ability & IXGBE_MDIO_PHY_10GBASET_ABILITY)
- physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_T;
- if (ext_ability & IXGBE_MDIO_PHY_1000BASET_ABILITY)
- physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_T;
- break;
- default:
- break;
- }
+ if (led_idx >= IXGBE_X557_MAX_LED_INDEX)
+ return IXGBE_ERR_PARAM;
- if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber)
- physical_layer = ixgbe_get_supported_phy_sfp_layer_generic(hw);
+ /* To turn on the LED, set mode to ON. */
+ ixgbe_read_phy_reg(hw, IXGBE_X557_LED_PROVISIONING + led_idx,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, &phy_data);
+ phy_data |= IXGBE_X557_LED_MANUAL_SET_MASK;
+ ixgbe_write_phy_reg(hw, IXGBE_X557_LED_PROVISIONING + led_idx,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, phy_data);
- return physical_layer;
+ return IXGBE_SUCCESS;
}
/**
- * ixgbe_get_bus_info_x550em - Set PCI bus info
- * @hw: pointer to hardware structure
- *
- * Sets bus link width and speed to unknown because X550em is
- * not a PCI device.
+ * ixgbe_led_off_t_X550em - Turns off the software controllable LEDs.
+ * @hw: pointer to hardware structure
+ * @led_idx: led number to turn off
**/
-s32 ixgbe_get_bus_info_X550em(struct ixgbe_hw *hw)
+s32 ixgbe_led_off_t_X550em(struct ixgbe_hw *hw, u32 led_idx)
{
+ u16 phy_data;
- DEBUGFUNC("ixgbe_get_bus_info_x550em");
+ DEBUGFUNC("ixgbe_led_off_t_X550em");
- hw->bus.width = ixgbe_bus_width_unknown;
- hw->bus.speed = ixgbe_bus_speed_unknown;
+ if (led_idx >= IXGBE_X557_MAX_LED_INDEX)
+ return IXGBE_ERR_PARAM;
+
+ /* To turn on the LED, set mode to ON. */
+ ixgbe_read_phy_reg(hw, IXGBE_X557_LED_PROVISIONING + led_idx,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, &phy_data);
+ phy_data &= ~IXGBE_X557_LED_MANUAL_SET_MASK;
+ ixgbe_write_phy_reg(hw, IXGBE_X557_LED_PROVISIONING + led_idx,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, phy_data);
return IXGBE_SUCCESS;
}
/**
- * ixgbe_disable_rx_x550 - Disable RX unit
+ * ixgbe_set_fw_drv_ver_x550 - Sends driver version to firmware
+ * @hw: pointer to the HW structure
+ * @maj: driver version major number
+ * @min: driver version minor number
+ * @build: driver version build number
+ * @sub: driver version sub build number
+ * @len: length of driver_ver string
+ * @driver_ver: driver string
*
- * Enables the Rx DMA unit for x550
+ * Sends driver version number to firmware through the manageability
+ * block. On success return IXGBE_SUCCESS
+ * else returns IXGBE_ERR_SWFW_SYNC when encountering an error acquiring
+ * semaphore or IXGBE_ERR_HOST_INTERFACE_COMMAND when command fails.
**/
-void ixgbe_disable_rx_x550(struct ixgbe_hw *hw)
+s32 ixgbe_set_fw_drv_ver_x550(struct ixgbe_hw *hw, u8 maj, u8 min,
+ u8 build, u8 sub, u16 len, const char *driver_ver)
{
- u32 rxctrl, pfdtxgswc;
- s32 status;
- struct ixgbe_hic_disable_rxen fw_cmd;
-
- DEBUGFUNC("ixgbe_enable_rx_dma_x550");
-
- rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
- if (rxctrl & IXGBE_RXCTRL_RXEN) {
- 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;
- }
-
- fw_cmd.hdr.cmd = FW_DISABLE_RXEN_CMD;
- fw_cmd.hdr.buf_len = FW_DISABLE_RXEN_LEN;
- fw_cmd.hdr.checksum = FW_DEFAULT_CHECKSUM;
- fw_cmd.port_number = (u8)hw->bus.lan_id;
+ struct ixgbe_hic_drv_info2 fw_cmd;
+ s32 ret_val = IXGBE_SUCCESS;
+ int i;
+
+ DEBUGFUNC("ixgbe_set_fw_drv_ver_x550");
+
+ if ((len == 0) || (driver_ver == NULL) ||
+ (len > sizeof(fw_cmd.driver_string)))
+ return IXGBE_ERR_INVALID_ARGUMENT;
+
+ fw_cmd.hdr.cmd = FW_CEM_CMD_DRIVER_INFO;
+ fw_cmd.hdr.buf_len = FW_CEM_CMD_DRIVER_INFO_LEN + len;
+ fw_cmd.hdr.cmd_or_resp.cmd_resv = FW_CEM_CMD_RESERVED;
+ fw_cmd.port_num = (u8)hw->bus.func;
+ fw_cmd.ver_maj = maj;
+ fw_cmd.ver_min = min;
+ fw_cmd.ver_build = build;
+ fw_cmd.ver_sub = sub;
+ fw_cmd.hdr.checksum = 0;
+ memcpy(fw_cmd.driver_string, driver_ver, len);
+ fw_cmd.hdr.checksum = ixgbe_calculate_checksum((u8 *)&fw_cmd,
+ (FW_CEM_HDR_LEN + fw_cmd.hdr.buf_len));
+
+ for (i = 0; i <= FW_CEM_MAX_RETRIES; i++) {
+ ret_val = ixgbe_host_interface_command(hw, (u32 *)&fw_cmd,
+ sizeof(fw_cmd),
+ IXGBE_HI_COMMAND_TIMEOUT,
+ true);
+ if (ret_val != IXGBE_SUCCESS)
+ continue;
- status = ixgbe_host_interface_command(hw, (u32 *)&fw_cmd,
- sizeof(struct ixgbe_hic_disable_rxen),
- IXGBE_HI_COMMAND_TIMEOUT, true);
+ if (fw_cmd.hdr.cmd_or_resp.ret_status ==
+ FW_CEM_RESP_STATUS_SUCCESS)
+ ret_val = IXGBE_SUCCESS;
+ else
+ ret_val = IXGBE_ERR_HOST_INTERFACE_COMMAND;
- /* If we fail - disable RX using register write */
- if (status) {
- rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
- if (rxctrl & IXGBE_RXCTRL_RXEN) {
- rxctrl &= ~IXGBE_RXCTRL_RXEN;
- IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, rxctrl);
- }
- }
+ break;
}
+
+ return ret_val;
}
git.droids-corp.org / dpdk.git / blobdiff