Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Alaa Hleihel <alaa@mellanox.com>,
        Tariq Toukan <tariqt@mellanox.com>,
        Saeed Mahameed <saeedm@mellanox.com>
Subject: [PATCH 4.9 26/71] net/mlx5e: Remove the false indication of software timestamping support
Date:   Mon,  7 Jan 2019 13:32:55 +0100
Message-Id: <20190107105334.273824922@linuxfoundation.org>
In-Reply-To: <20190107105330.280153213@linuxfoundation.org>
References: <20190107105330.280153213@linuxfoundation.org>
User-Agent: quilt/0.65
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

4.9-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Alaa Hleihel <alaa@mellanox.com>

[ Upstream commit 4765420439e758bfa4808392d18b0a4cb6f06065 ]

mlx5 driver falsely advertises support of software timestamping.
Fix it by removing the false indication.

Fixes: ef9814deafd0 ("net/mlx5e: Add HW timestamping (TS) support")
Signed-off-by: Alaa Hleihel <alaa@mellanox.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c |   11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -1167,11 +1167,6 @@ static int mlx5e_get_ts_info(struct net_
 			     struct ethtool_ts_info *info)
 {
 	struct mlx5e_priv *priv = netdev_priv(dev);
-	int ret;
-
-	ret = ethtool_op_get_ts_info(dev, info);
-	if (ret)
-		return ret;
 
 	info->phc_index = priv->tstamp.ptp ?
 			  ptp_clock_index(priv->tstamp.ptp) : -1;
@@ -1179,9 +1174,9 @@ static int mlx5e_get_ts_info(struct net_
 	if (!MLX5_CAP_GEN(priv->mdev, device_frequency_khz))
 		return 0;
 
-	info->so_timestamping |= SOF_TIMESTAMPING_TX_HARDWARE |
-				 SOF_TIMESTAMPING_RX_HARDWARE |
-				 SOF_TIMESTAMPING_RAW_HARDWARE;
+	info->so_timestamping = SOF_TIMESTAMPING_TX_HARDWARE |
+				SOF_TIMESTAMPING_RX_HARDWARE |
+				SOF_TIMESTAMPING_RAW_HARDWARE;
 
 	info->tx_types = BIT(HWTSTAMP_TX_OFF) |
 			 BIT(HWTSTAMP_TX_ON);