netdev - [PATCH V3 6/6] i40e/ethtool: support coalesce setting by queue

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Message-Id: <1452780487-10581-6-git-send-email-kan.liang@intel.com>
Date:	Thu, 14 Jan 2016 09:08:07 -0500
From:	kan.liang@...el.com
To:	netdev@...r.kernel.org, davem@...emloft.net, bwh@...nel.org
Cc:	jesse.brandeburg@...el.com, andi@...stfloor.org,
	f.fainelli@...il.com, alexander.duyck@...il.com,
	jeffrey.t.kirsher@...el.com, shannon.nelson@...el.com,
	carolyn.wyborny@...el.com, donald.c.skidmore@...el.com,
	mitch.a.williams@...el.com, ogerlitz@...lanox.com,
	edumazet@...gle.com, jiri@...lanox.com, sfeldma@...il.com,
	gospo@...ulusnetworks.com, sasha.levin@...cle.com,
	dsahern@...il.com, tj@...nel.org, cascardo@...hat.com,
	corbet@....net, ben@...adent.org.uk,
	Kan Liang <kan.liang@...el.com>
Subject: [PATCH V3 6/6] i40e/ethtool: support coalesce setting by queue

From: Kan Liang <kan.liang@...el.com>

This patch implements set_per_queue_coalesce for i40e driver.

Signed-off-by: Kan Liang <kan.liang@...el.com>
---

Changes since V1:
 - Correct the way to find the vector for specific queue.

Changes since V2:
 - Move the code per queue coalesce setting to patch 4.

 drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index 2fe878d..54a8e96 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -2004,6 +2004,12 @@ static int i40e_set_coalesce(struct net_device *netdev,
 	return __i40e_set_coalesce(netdev, ec, -1);
 }
 
+static int i40e_set_per_queue_coalesce(struct net_device *netdev, int queue,
+				       struct ethtool_coalesce *ec)
+{
+	return __i40e_set_coalesce(netdev, ec, queue);
+}
+
 /**
  * i40e_get_rss_hash_opts - Get RSS hash Input Set for each flow type
  * @pf: pointer to the physical function struct
@@ -2865,6 +2871,7 @@ static const struct ethtool_ops i40e_ethtool_ops = {
 	.get_priv_flags		= i40e_get_priv_flags,
 	.set_priv_flags		= i40e_set_priv_flags,
 	.get_per_queue_coalesce	= i40e_get_per_queue_coalesce,
+	.set_per_queue_coalesce	= i40e_set_per_queue_coalesce,
 };
 
 void i40e_set_ethtool_ops(struct net_device *netdev)
-- 
1.8.3.1