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Date:   Thu, 22 Jul 2021 15:13:48 +0100
From:   Biju Das <biju.das.jz@...renesas.com>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     Biju Das <biju.das.jz@...renesas.com>,
        Sergei Shtylyov <sergei.shtylyov@...il.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Sergey Shtylyov <s.shtylyov@...russia.ru>,
        Adam Ford <aford173@...il.com>, Andrew Lunn <andrew@...n.ch>,
        Yuusuke Ashizuka <ashiduka@...itsu.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        netdev@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        Chris Paterson <Chris.Paterson2@...esas.com>,
        Biju Das <biju.das@...renesas.com>,
        Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [PATCH net-next 15/18] ravb: Factorise ravb_set_features

RZ/G2L supports HW checksum. Factorise ravb_set_features
to support this feature.

Signed-off-by: Biju Das <biju.das.jz@...renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
 drivers/net/ethernet/renesas/ravb.h      |  1 +
 drivers/net/ethernet/renesas/ravb_main.c | 14 ++++++++++++--
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/renesas/ravb.h b/drivers/net/ethernet/renesas/ravb.h
index 4725be4e85d0..f1de095f21d9 100644
--- a/drivers/net/ethernet/renesas/ravb.h
+++ b/drivers/net/ethernet/renesas/ravb.h
@@ -996,6 +996,7 @@ struct ravb_ops {
 	void (*dmac_init)(struct net_device *ndev);
 	bool (*receive)(struct net_device *ndev, int *quota, int q);
 	void (*set_rate)(struct net_device *ndev);
+	int (*set_features)(struct net_device *ndev, netdev_features_t features);
 };
 
 struct ravb_drv_data {
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 9d5ccd8f9bb1..5a375ac962a0 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -1966,8 +1966,8 @@ static void ravb_set_rx_csum(struct net_device *ndev, bool enable)
 	spin_unlock_irqrestore(&priv->lock, flags);
 }
 
-static int ravb_set_features(struct net_device *ndev,
-			     netdev_features_t features)
+static int ravb_set_features_rx_csum(struct net_device *ndev,
+				     netdev_features_t features)
 {
 	netdev_features_t changed = ndev->features ^ features;
 
@@ -1979,6 +1979,15 @@ static int ravb_set_features(struct net_device *ndev,
 	return 0;
 }
 
+static int ravb_set_features(struct net_device *ndev,
+			     netdev_features_t features)
+{
+	struct ravb_private *priv = netdev_priv(ndev);
+	const struct ravb_drv_data *info = priv->info;
+
+	return info->ravb_ops->set_features(ndev, features);
+}
+
 static const struct net_device_ops ravb_netdev_ops = {
 	.ndo_open		= ravb_open,
 	.ndo_stop		= ravb_close,
@@ -2047,6 +2056,7 @@ static const struct ravb_ops ravb_gen3_ops = {
 	.dmac_init = ravb_dmac_init_ex,
 	.receive = ravb_ex_rx,
 	.set_rate = ravb_set_rate,
+	.set_features = ravb_set_features_rx_csum,
 };
 
 static const struct ravb_drv_data ravb_gen3_data = {
-- 
2.17.1

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