netdev - [PATCH net-next 8/9] net: axienet: let core reject the unsupported coalescing parameters

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Message-Id: <20200316204712.3098382-9-kuba@kernel.org>
Date:   Mon, 16 Mar 2020 13:47:11 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org, linux-net-drivers@...arflare.com,
        ecree@...arflare.com, mhabets@...arflare.com,
        jaswinder.singh@...aro.org, ilias.apalodimas@...aro.org,
        Jose.Abreu@...opsys.com, andy@...yhouse.net,
        grygorii.strashko@...com, andrew@...n.ch, michal.simek@...inx.com,
        radhey.shyam.pandey@...inx.com, mkubecek@...e.cz,
        Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH net-next 8/9] net: axienet: let core reject the unsupported coalescing parameters

Set ethtool_ops->supported_coalesce_params to let
the core reject unsupported coalescing parameters.

This driver already correctly rejected all unsupported
parameters. No functional changes.

Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
 .../net/ethernet/xilinx/xilinx_axienet_main.c | 22 +------------------
 1 file changed, 1 insertion(+), 21 deletions(-)

diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index c2f4c5ca2e80..e2f3e2b0cec7 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -1309,27 +1309,6 @@ static int axienet_ethtools_set_coalesce(struct net_device *ndev,
 		return -EFAULT;
 	}
 
-	if ((ecoalesce->rx_coalesce_usecs) ||
-	    (ecoalesce->rx_coalesce_usecs_irq) ||
-	    (ecoalesce->rx_max_coalesced_frames_irq) ||
-	    (ecoalesce->tx_coalesce_usecs) ||
-	    (ecoalesce->tx_coalesce_usecs_irq) ||
-	    (ecoalesce->tx_max_coalesced_frames_irq) ||
-	    (ecoalesce->stats_block_coalesce_usecs) ||
-	    (ecoalesce->use_adaptive_rx_coalesce) ||
-	    (ecoalesce->use_adaptive_tx_coalesce) ||
-	    (ecoalesce->pkt_rate_low) ||
-	    (ecoalesce->rx_coalesce_usecs_low) ||
-	    (ecoalesce->rx_max_coalesced_frames_low) ||
-	    (ecoalesce->tx_coalesce_usecs_low) ||
-	    (ecoalesce->tx_max_coalesced_frames_low) ||
-	    (ecoalesce->pkt_rate_high) ||
-	    (ecoalesce->rx_coalesce_usecs_high) ||
-	    (ecoalesce->rx_max_coalesced_frames_high) ||
-	    (ecoalesce->tx_coalesce_usecs_high) ||
-	    (ecoalesce->tx_max_coalesced_frames_high) ||
-	    (ecoalesce->rate_sample_interval))
-		return -EOPNOTSUPP;
 	if (ecoalesce->rx_max_coalesced_frames)
 		lp->coalesce_count_rx = ecoalesce->rx_max_coalesced_frames;
 	if (ecoalesce->tx_max_coalesced_frames)
@@ -1357,6 +1336,7 @@ axienet_ethtools_set_link_ksettings(struct net_device *ndev,
 }
 
 static const struct ethtool_ops axienet_ethtool_ops = {
+	.supported_coalesce_params = ETHTOOL_COALESCE_MAX_FRAMES,
 	.get_drvinfo    = axienet_ethtools_get_drvinfo,
 	.get_regs_len   = axienet_ethtools_get_regs_len,
 	.get_regs       = axienet_ethtools_get_regs,
-- 
2.24.1