Merge branch '40GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue

Jeff Kirsher says:

====================
40GbE Intel Wired LAN Driver Updates 2018-08-07

This series contains updates to i40e and i40evf only.

Sergey cleans up a duplicate call to i40e_prep_for_reset() during
shutdown.

YueHaibing cleans up i40evf by removing code that was never being used
or called within the driver.

Jake updates the ethtool statistics to use a helper function since many
of the statistics use the same basic logic for copying strings into the
supplied buffer.  Cleaned up the use of a local variable that is no
longer needed or used.  Fixed additional stats issues, including the
failure to update the data pointer which was causing stats to be
reported incorrectly.

Mariusz fixes a bug where there was an oversight in configuring FEC when
link settings were forced which was causing 25G link to be configured
incorrectly.

Piotr adds a missing return code for when the firmware returns a busy
state.  Also added the process to command firmware to start
rearrangement when switching between old NVM structure to the new flat
NVM.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/intel/i40e/i40e_adminq.c

@@ -868,6 +868,8 @@ i40e_status i40e_asq_send_command(struct i40e_hw *hw,
 		cmd_completed = true;
 		if ((enum i40e_admin_queue_err)retval == I40E_AQ_RC_OK)
 			status = 0;
+		else if ((enum i40e_admin_queue_err)retval == I40E_AQ_RC_EBUSY)
+			status = I40E_ERR_NOT_READY;
 		else
 			status = I40E_ERR_ADMIN_QUEUE_ERROR;
 		hw->aq.asq_last_status = (enum i40e_admin_queue_err)retval;

drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h

@@ -2247,6 +2247,8 @@ I40E_CHECK_CMD_LENGTH(i40e_aqc_phy_register_access);
 struct i40e_aqc_nvm_update {
 	u8	command_flags;
 #define I40E_AQ_NVM_LAST_CMD			0x01
+#define I40E_AQ_NVM_REARRANGE_TO_FLAT		0x20
+#define I40E_AQ_NVM_REARRANGE_TO_STRUCT		0x40
 #define I40E_AQ_NVM_FLASH_ONLY			0x80
 #define I40E_AQ_NVM_PRESERVATION_FLAGS_SHIFT	1
 #define I40E_AQ_NVM_PRESERVATION_FLAGS_MASK	0x03

drivers/net/ethernet/intel/i40e/i40e_common.c

@@ -3540,6 +3540,41 @@ i40e_status i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer,
 	return status;
 }
 
+/**
+ * i40e_aq_rearrange_nvm
+ * @hw: pointer to the hw struct
+ * @rearrange_nvm: defines direction of rearrangement
+ * @cmd_details: pointer to command details structure or NULL
+ *
+ * Rearrange NVM structure, available only for transition FW
+ **/
+i40e_status i40e_aq_rearrange_nvm(struct i40e_hw *hw,
+				  u8 rearrange_nvm,
+				  struct i40e_asq_cmd_details *cmd_details)
+{
+	struct i40e_aqc_nvm_update *cmd;
+	i40e_status status;
+	struct i40e_aq_desc desc;
+
+	cmd = (struct i40e_aqc_nvm_update *)&desc.params.raw;
+
+	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
+
+	rearrange_nvm &= (I40E_AQ_NVM_REARRANGE_TO_FLAT |
+			 I40E_AQ_NVM_REARRANGE_TO_STRUCT);
+
+	if (!rearrange_nvm) {
+		status = I40E_ERR_PARAM;
+		goto i40e_aq_rearrange_nvm_exit;
+	}
+
+	cmd->command_flags |= rearrange_nvm;
+	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
+
+i40e_aq_rearrange_nvm_exit:
+	return status;
+}
+
 /**
  * i40e_aq_get_lldp_mib
  * @hw: pointer to the hw struct

drivers/net/ethernet/intel/i40e/i40e_main.c

@@ -6597,6 +6597,8 @@ static i40e_status i40e_force_link_state(struct i40e_pf *pf, bool is_up)
 	config.eee_capability = abilities.eee_capability;
 	config.eeer = abilities.eeer_val;
 	config.low_power_ctrl = abilities.d3_lpan;
+	config.fec_config = abilities.fec_cfg_curr_mod_ext_info &
+			    I40E_AQ_PHY_FEC_CONFIG_MASK;
 	err = i40e_aq_set_phy_config(hw, &config, NULL);
 
 	if (err) {
@@ -14353,12 +14355,6 @@ static void i40e_shutdown(struct pci_dev *pdev)
 
 	set_bit(__I40E_SUSPENDED, pf->state);
 	set_bit(__I40E_DOWN, pf->state);
-	rtnl_lock();
-	i40e_prep_for_reset(pf, true);
-	rtnl_unlock();
-
-	wr32(hw, I40E_PFPM_APM, (pf->wol_en ? I40E_PFPM_APM_APME_MASK : 0));
-	wr32(hw, I40E_PFPM_WUFC, (pf->wol_en ? I40E_PFPM_WUFC_MAG_MASK : 0));
 
 	del_timer_sync(&pf->service_timer);
 	cancel_work_sync(&pf->service_task);

drivers/net/ethernet/intel/i40e/i40e_prototype.h

@@ -193,6 +193,9 @@ i40e_status i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer,
 				u32 offset, u16 length, void *data,
 				bool last_command, u8 preservation_flags,
 				struct i40e_asq_cmd_details *cmd_details);
+i40e_status i40e_aq_rearrange_nvm(struct i40e_hw *hw,
+				  u8 rearrange_nvm,
+				  struct i40e_asq_cmd_details *cmd_details);
 i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
 				u8 mib_type, void *buff, u16 buff_size,
 				u16 *local_len, u16 *remote_len,

drivers/net/ethernet/intel/i40evf/i40e_adminq.c

@@ -797,6 +797,8 @@ i40e_status i40evf_asq_send_command(struct i40e_hw *hw,
 		cmd_completed = true;
 		if ((enum i40e_admin_queue_err)retval == I40E_AQ_RC_OK)
 			status = 0;
+		else if ((enum i40e_admin_queue_err)retval == I40E_AQ_RC_EBUSY)
+			status = I40E_ERR_NOT_READY;
 		else
 			status = I40E_ERR_ADMIN_QUEUE_ERROR;
 		hw->aq.asq_last_status = (enum i40e_admin_queue_err)retval;

drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h

@@ -2175,6 +2175,8 @@ I40E_CHECK_CMD_LENGTH(i40e_aqc_phy_register_access);
 struct i40e_aqc_nvm_update {
 	u8	command_flags;
 #define I40E_AQ_NVM_LAST_CMD			0x01
+#define I40E_AQ_NVM_REARRANGE_TO_FLAT		0x20
+#define I40E_AQ_NVM_REARRANGE_TO_STRUCT		0x40
 #define I40E_AQ_NVM_FLASH_ONLY			0x80
 #define I40E_AQ_NVM_PRESERVATION_FLAGS_SHIFT	1
 #define I40E_AQ_NVM_PRESERVATION_FLAGS_MASK	0x03

drivers/net/ethernet/intel/i40evf/i40e_common.c

@@ -1020,75 +1020,6 @@ void i40evf_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val)
 		wr32(hw, reg_addr, reg_val);
 }
 
-/**
- * i40evf_aq_set_phy_register
- * @hw: pointer to the hw struct
- * @phy_select: select which phy should be accessed
- * @dev_addr: PHY device address
- * @reg_addr: PHY register address
- * @reg_val: new register value
- * @cmd_details: pointer to command details structure or NULL
- *
- * Reset the external PHY.
- **/
-i40e_status i40evf_aq_set_phy_register(struct i40e_hw *hw,
-				       u8 phy_select, u8 dev_addr,
-				       u32 reg_addr, u32 reg_val,
-				       struct i40e_asq_cmd_details *cmd_details)
-{
-	struct i40e_aq_desc desc;
-	struct i40e_aqc_phy_register_access *cmd =
-		(struct i40e_aqc_phy_register_access *)&desc.params.raw;
-	i40e_status status;
-
-	i40evf_fill_default_direct_cmd_desc(&desc,
-					    i40e_aqc_opc_set_phy_register);
-
-	cmd->phy_interface = phy_select;
-	cmd->dev_address = dev_addr;
-	cmd->reg_address = cpu_to_le32(reg_addr);
-	cmd->reg_value = cpu_to_le32(reg_val);
-
-	status = i40evf_asq_send_command(hw, &desc, NULL, 0, cmd_details);
-
-	return status;
-}
-
-/**
- * i40evf_aq_get_phy_register
- * @hw: pointer to the hw struct
- * @phy_select: select which phy should be accessed
- * @dev_addr: PHY device address
- * @reg_addr: PHY register address
- * @reg_val: read register value
- * @cmd_details: pointer to command details structure or NULL
- *
- * Reset the external PHY.
- **/
-i40e_status i40evf_aq_get_phy_register(struct i40e_hw *hw,
-				       u8 phy_select, u8 dev_addr,
-				       u32 reg_addr, u32 *reg_val,
-				       struct i40e_asq_cmd_details *cmd_details)
-{
-	struct i40e_aq_desc desc;
-	struct i40e_aqc_phy_register_access *cmd =
-		(struct i40e_aqc_phy_register_access *)&desc.params.raw;
-	i40e_status status;
-
-	i40evf_fill_default_direct_cmd_desc(&desc,
-					    i40e_aqc_opc_get_phy_register);
-
-	cmd->phy_interface = phy_select;
-	cmd->dev_address = dev_addr;
-	cmd->reg_address = cpu_to_le32(reg_addr);
-
-	status = i40evf_asq_send_command(hw, &desc, NULL, 0, cmd_details);
-	if (!status)
-		*reg_val = le32_to_cpu(cmd->reg_value);
-
-	return status;
-}
-
 /**
  * i40e_aq_send_msg_to_pf
  * @hw: pointer to the hardware structure