--- zzzz-none-000/linux-3.10.107/drivers/net/ethernet/intel/ixgbevf/mbx.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/net/ethernet/intel/ixgbevf/mbx.c	2021-02-04 17:41:59.000000000 +0000
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 82599 Virtual Function driver
-  Copyright(c) 1999 - 2012 Intel Corporation.
+  Copyright(c) 1999 - 2015 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
@@ -13,8 +13,7 @@
   more details.
 
   You should have received a copy of the GNU General Public License along with
-  this program; if not, write to the Free Software Foundation, Inc.,
-  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+  this program; if not, see <http://www.gnu.org/licenses/>.
 
   The full GNU General Public License is included in this distribution in
   the file called "COPYING".
@@ -52,10 +51,10 @@
 }
 
 /**
- *  ixgbevf_poll_for_ack - Wait for message acknowledgement
+ *  ixgbevf_poll_for_ack - Wait for message acknowledgment
  *  @hw: pointer to the HW structure
  *
- *  returns 0 if it successfully received a message acknowledgement
+ *  returns 0 if it successfully received a message acknowledgment
  **/
 static s32 ixgbevf_poll_for_ack(struct ixgbe_hw *hw)
 {
@@ -213,7 +212,7 @@
 	s32 ret_val = IXGBE_ERR_MBX;
 
 	if (!ixgbevf_check_for_bit_vf(hw, (IXGBE_VFMAILBOX_RSTD |
-					 IXGBE_VFMAILBOX_RSTI))) {
+					   IXGBE_VFMAILBOX_RSTI))) {
 		ret_val = 0;
 		hw->mbx.stats.rsts++;
 	}
@@ -234,7 +233,7 @@
 	/* Take ownership of the buffer */
 	IXGBE_WRITE_REG(hw, IXGBE_VFMAILBOX, IXGBE_VFMAILBOX_VFU);
 
-	/* reserve mailbox for vf use */
+	/* reserve mailbox for VF use */
 	if (ixgbevf_read_v2p_mailbox(hw) & IXGBE_VFMAILBOX_VFU)
 		ret_val = 0;
 
@@ -254,8 +253,7 @@
 	s32 ret_val;
 	u16 i;
 
-
-	/* lock the mailbox to prevent pf/vf race condition */
+	/* lock the mailbox to prevent PF/VF race condition */
 	ret_val = ixgbevf_obtain_mbx_lock_vf(hw);
 	if (ret_val)
 		goto out_no_write;
@@ -279,7 +277,7 @@
 }
 
 /**
- *  ixgbevf_read_mbx_vf - Reads a message from the inbox intended for vf
+ *  ixgbevf_read_mbx_vf - Reads a message from the inbox intended for VF
  *  @hw: pointer to the HW structure
  *  @msg: The message buffer
  *  @size: Length of buffer
@@ -291,7 +289,7 @@
 	s32 ret_val = 0;
 	u16 i;
 
-	/* lock the mailbox to prevent pf/vf race condition */
+	/* lock the mailbox to prevent PF/VF race condition */
 	ret_val = ixgbevf_obtain_mbx_lock_vf(hw);
 	if (ret_val)
 		goto out_no_read;
@@ -311,17 +309,18 @@
 }
 
 /**
- *  ixgbevf_init_mbx_params_vf - set initial values for vf mailbox
+ *  ixgbevf_init_mbx_params_vf - set initial values for VF mailbox
  *  @hw: pointer to the HW structure
  *
- *  Initializes the hw->mbx struct to correct values for vf mailbox
+ *  Initializes the hw->mbx struct to correct values for VF mailbox
  */
 static s32 ixgbevf_init_mbx_params_vf(struct ixgbe_hw *hw)
 {
 	struct ixgbe_mbx_info *mbx = &hw->mbx;
 
 	/* start mailbox as timed out and let the reset_hw call set the timeout
-	 * value to begin communications */
+	 * value to begin communications
+	 */
 	mbx->timeout = 0;
 	mbx->udelay = IXGBE_VF_MBX_INIT_DELAY;
 
@@ -337,13 +336,13 @@
 }
 
 const struct ixgbe_mbx_operations ixgbevf_mbx_ops = {
-	.init_params   = ixgbevf_init_mbx_params_vf,
-	.read          = ixgbevf_read_mbx_vf,
-	.write         = ixgbevf_write_mbx_vf,
-	.read_posted   = ixgbevf_read_posted_mbx,
-	.write_posted  = ixgbevf_write_posted_mbx,
-	.check_for_msg = ixgbevf_check_for_msg_vf,
-	.check_for_ack = ixgbevf_check_for_ack_vf,
-	.check_for_rst = ixgbevf_check_for_rst_vf,
+	.init_params	= ixgbevf_init_mbx_params_vf,
+	.read		= ixgbevf_read_mbx_vf,
+	.write		= ixgbevf_write_mbx_vf,
+	.read_posted	= ixgbevf_read_posted_mbx,
+	.write_posted	= ixgbevf_write_posted_mbx,
+	.check_for_msg	= ixgbevf_check_for_msg_vf,
+	.check_for_ack	= ixgbevf_check_for_ack_vf,
+	.check_for_rst	= ixgbevf_check_for_rst_vf,
 };