From: Piotr Azarewicz <piotr.azarewicz@intel.com>
Date: Tue, 31 Jul 2018 03:41:46 -0700
Subject: i40e: Add additional return code to i40e_asq_send_command
Patch-mainline: v4.19-rc1
Git-commit: b2b57b29588c36920fe1364f3f24bebfbe8bf321
References: bsc#1111981 FATE#326312 FATE#326313

Firmware can return a busy state, so the function return
I40E_ERR_NOT_READY.

Signed-off-by: Piotr Azarewicz <piotr.azarewicz@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/intel/i40e/i40e_adminq.c   |    2 ++
 drivers/net/ethernet/intel/i40evf/i40e_adminq.c |    2 ++
 2 files changed, 4 insertions(+)

--- a/drivers/net/ethernet/intel/i40e/i40e_adminq.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c
@@ -891,6 +891,8 @@ i40e_status i40e_asq_send_command(struct
 		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;
--- a/drivers/net/ethernet/intel/i40evf/i40e_adminq.c
+++ b/drivers/net/ethernet/intel/i40evf/i40e_adminq.c
@@ -820,6 +820,8 @@ i40e_status i40evf_asq_send_command(stru
 		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;