ravb: Factorise ravb_set_features

RZ/G2L supports HW checksum on RX and TX whereas R-Car supports on RX.
Factorise ravb_set_features to support this feature.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/renesas/ravb.h b/drivers/net/ethernet/renesas/ravb.h
index 9879690..9e28423 100644 (file)
--- a/drivers/net/ethernet/renesas/ravb.h
+++ b/drivers/net/ethernet/renesas/ravb.h
@@ -985,6 +985,7 @@ struct ravb_hw_info {
        void *(*alloc_rx_desc)(struct net_device *ndev, int q);
        bool (*receive)(struct net_device *ndev, int *quota, int q);
        void (*set_rate)(struct net_device *ndev);
+       int (*set_rx_csum_feature)(struct net_device *ndev, netdev_features_t features);
        const char (*gstrings_stats)[ETH_GSTRING_LEN];
        size_t gstrings_size;
        netdev_features_t net_hw_features;

diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 1f9d9f5..1789309 100644 (file)
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -1901,8 +1901,8 @@ 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;
 
@@ -1914,6 +1914,15 @@ 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_hw_info *info = priv->info;
+
+       return info->set_rx_csum_feature(ndev, features);
+}
+
 static const struct net_device_ops ravb_netdev_ops = {
        .ndo_open               = ravb_open,
        .ndo_stop               = ravb_close,
@@ -1980,6 +1989,7 @@ static const struct ravb_hw_info ravb_gen3_hw_info = {
        .alloc_rx_desc = ravb_alloc_rx_desc,
        .receive = ravb_rcar_rx,
        .set_rate = ravb_set_rate,
+       .set_rx_csum_feature = ravb_set_features_rx_csum,
        .gstrings_stats = ravb_gstrings_stats,
        .gstrings_size = sizeof(ravb_gstrings_stats),
        .net_hw_features = NETIF_F_RXCSUM,
@@ -1998,6 +2008,7 @@ static const struct ravb_hw_info ravb_gen2_hw_info = {
        .alloc_rx_desc = ravb_alloc_rx_desc,
        .receive = ravb_rcar_rx,
        .set_rate = ravb_set_rate,
+       .set_rx_csum_feature = ravb_set_features_rx_csum,
        .gstrings_stats = ravb_gstrings_stats,
        .gstrings_size = sizeof(ravb_gstrings_stats),
        .net_hw_features = NETIF_F_RXCSUM,