From f3ccfda1931977b80267ba54070a1aeafa18f6ca Mon Sep 17 00:00:00 2001
From: Yufeng Mo <moyufeng@huawei.com>
Date: Fri, 20 Aug 2021 15:35:18 +0800
Subject: [PATCH] ethtool: extend coalesce setting uAPI with CQE mode

In order to support more coalesce parameters through netlink,
add two new parameter kernel_coal and extack for .set_coalesce
and .get_coalesce, then some extra info can return to user with
the netlink API.

Signed-off-by: Yufeng Mo <moyufeng@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
 src/iavf_ethtool.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/iavf_ethtool.c b/src/iavf_ethtool.c
index 3f7d427..4b60027 100644
--- a/src/iavf_ethtool.c
+++ b/src/iavf_ethtool.c
@@ -753,6 +753,8 @@ static int __iavf_get_coalesce(struct net_device *netdev,
  * iavf_get_coalesce - Get interrupt coalescing settings
  * @netdev: network interface device structure
  * @ec: ethtool coalesce structure
+ * @kernel_coal: ethtool CQE mode setting structure
+ * @extack: extack for reporting error messages
  *
  * Returns current coalescing settings. This is referred to elsewhere in the
  * driver as Interrupt Throttle Rate, as this is how the hardware describes
@@ -760,7 +762,9 @@ static int __iavf_get_coalesce(struct net_device *netdev,
  * only represents the settings of queue 0.
  **/
 static int iavf_get_coalesce(struct net_device *netdev,
-			     struct ethtool_coalesce *ec)
+			     struct ethtool_coalesce *ec,
+			     struct kernel_ethtool_coalesce *kernel_coal,
+			     struct netlink_ext_ack *extack)
 {
 	return __iavf_get_coalesce(netdev, ec, -1);
 }
@@ -898,11 +902,15 @@ static int __iavf_set_coalesce(struct net_device *netdev,
  * iavf_set_coalesce - Set interrupt coalescing settings
  * @netdev: network interface device structure
  * @ec: ethtool coalesce structure
+ * @kernel_coal: ethtool CQE mode setting structure
+ * @extack: extack for reporting error messages
  *
  * Change current coalescing settings for every queue.
  **/
 static int iavf_set_coalesce(struct net_device *netdev,
-			     struct ethtool_coalesce *ec)
+			     struct ethtool_coalesce *ec,
+			     struct kernel_ethtool_coalesce *kernel_coal,
+			     struct netlink_ext_ack *extack)
 {
 	return __iavf_set_coalesce(netdev, ec, -1);
 }
-- 
2.30.0