net: ena: convert to use .get_rx_ring_count

Use the newly introduced .get_rx_ring_count ethtool ops callback instead
of handling ETHTOOL_GRXRINGS directly in .get_rxnfc().

Since ETHTOOL_GRXRINGS was the only useful command handled by
ena_get_rxnfc(), remove the function entirely.

Signed-off-by: Breno Leitao <leitao@debian.org>
Reviewed-by: Arthur Kiyanovski <akiyano@amazon.com>
Link: https://patch.msgid.link/20260115-grxring_big_v2-v1-4-b3e1b58bced5@debian.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/ethernet/amazon/ena/ena_ethtool.c b/drivers/net/ethernet/amazon/ena/ena_ethtool.c
index fe3479b84a1f317aa2b58b654d08e3eb223a625d..2455d6dddc26723746e113ed5ca98a2d502b1aa0 100644 (file)
--- a/drivers/net/ethernet/amazon/ena/ena_ethtool.c
+++ b/drivers/net/ethernet/amazon/ena/ena_ethtool.c
@@ -835,27 +835,11 @@ static int ena_set_rxfh_fields(struct net_device *netdev,
        return ena_com_fill_hash_ctrl(ena_dev, proto, hash_fields);
 }
 
-static int ena_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *info,
-                        u32 *rules)
+static u32 ena_get_rx_ring_count(struct net_device *netdev)
 {
        struct ena_adapter *adapter = netdev_priv(netdev);
-       int rc = 0;
 
-       switch (info->cmd) {
-       case ETHTOOL_GRXRINGS:
-               info->data = adapter->num_io_queues;
-               rc = 0;
-               break;
-       case ETHTOOL_GRXCLSRLCNT:
-       case ETHTOOL_GRXCLSRULE:
-       case ETHTOOL_GRXCLSRLALL:
-       default:
-               netif_err(adapter, drv, netdev,
-                         "Command parameter %d is not supported\n", info->cmd);
-               rc = -EOPNOTSUPP;
-       }
-
-       return rc;
+       return adapter->num_io_queues;
 }
 
 static u32 ena_get_rxfh_indir_size(struct net_device *netdev)
@@ -1096,7 +1080,7 @@ static const struct ethtool_ops ena_ethtool_ops = {
        .get_sset_count         = ena_get_sset_count,
        .get_strings            = ena_get_ethtool_strings,
        .get_ethtool_stats      = ena_get_ethtool_stats,
-       .get_rxnfc              = ena_get_rxnfc,
+       .get_rx_ring_count      = ena_get_rx_ring_count,
        .get_rxfh_indir_size    = ena_get_rxfh_indir_size,
        .get_rxfh_key_size      = ena_get_rxfh_key_size,
        .get_rxfh               = ena_get_rxfh,