From: Jakub Kicinski <kuba@kernel.org>
Date: Mon, 9 Mar 2020 19:14:58 -0700
Subject: net: ena: reject unsupported coalescing params
Patch-mainline: v5.7-rc1
Git-commit: 8e4f90caf05c9f9981fd72dbdf293402bd1d0b6d
References: bsc#1176447

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

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Sameeh Jubran <sameehj@amazon.com>
Acked-by: Sameeh Jubran <sameehj@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/amazon/ena/ena_ethtool.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/net/ethernet/amazon/ena/ena_ethtool.c
+++ b/drivers/net/ethernet/amazon/ena/ena_ethtool.c
@@ -827,6 +827,8 @@ static int ena_set_tunable(struct net_de
 }
 
 static const struct ethtool_ops ena_ethtool_ops = {
+	.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
+				     ETHTOOL_COALESCE_USE_ADAPTIVE_RX,
 	.get_link_ksettings	= ena_get_link_ksettings,
 	.get_drvinfo		= ena_get_drvinfo,
 	.get_msglevel		= ena_get_msglevel,