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Miller" , Jakub Kicinski Cc: netdev@vger.kernel.org, Aya Levin , Tariq Toukan , Saeed Mahameed Subject: [net-next 12/12] net/mlx5e: Update ethtool setting of CQE compression Date: Mon, 29 Mar 2021 21:27:41 -0700 Message-Id: <20210330042741.198601-13-saeed@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210330042741.198601-1-saeed@kernel.org> References: <20210330042741.198601-1-saeed@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Aya Levin Remove restriction blocking configuration of CQE compression when PTP rx filter is set. Instead turn on indication for RX PTP, and try to reopen the channels. Signed-off-by: Aya Levin Reviewed-by: Tariq Toukan Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/en.h | 1 + .../net/ethernet/mellanox/mlx5/core/en_ethtool.c | 14 ++++++++------ drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 2 +- 3 files changed, 10 insertions(+), 7 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 2ad12ee9d100..b425b4a539bf 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -1023,6 +1023,7 @@ int mlx5e_num_channels_changed(struct mlx5e_priv *priv); int mlx5e_num_channels_changed_ctx(struct mlx5e_priv *priv, void *context); void mlx5e_activate_priv_channels(struct mlx5e_priv *priv); void mlx5e_deactivate_priv_channels(struct mlx5e_priv *priv); +int mlx5e_ptp_rx_manage_fs_ctx(struct mlx5e_priv *priv, void *ctx); void mlx5e_build_default_indir_rqt(u32 *indirection_rqt, int len, int num_channels); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index cf319f06521d..964558086ad6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -34,6 +34,7 @@ #include "en/port.h" #include "en/params.h" #include "en/xsk/pool.h" +#include "en/ptp.h" #include "lib/clock.h" void mlx5e_ethtool_get_drvinfo(struct mlx5e_priv *priv, @@ -1865,13 +1866,19 @@ int mlx5e_modify_rx_cqe_compression_locked(struct mlx5e_priv *priv, bool new_val new_channels.params = priv->channels.params; MLX5E_SET_PFLAG(&new_channels.params, MLX5E_PFLAG_RX_CQE_COMPRESS, new_val); + if (priv->tstamp.rx_filter != HWTSTAMP_FILTER_NONE) + new_channels.params.ptp_rx = new_val; if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { priv->channels.params = new_channels.params; return 0; } - err = mlx5e_safe_switch_channels(priv, &new_channels, NULL, NULL); + if (new_channels.params.ptp_rx == priv->channels.params.ptp_rx) + err = mlx5e_safe_switch_channels(priv, &new_channels, NULL, NULL); + else + err = mlx5e_safe_switch_channels(priv, &new_channels, mlx5e_ptp_rx_manage_fs_ctx, + &new_channels.params.ptp_rx); if (err) return err; @@ -1892,11 +1899,6 @@ static int set_pflag_rx_cqe_compress(struct net_device *netdev, if (!MLX5_CAP_GEN(mdev, cqe_compression)) return -EOPNOTSUPP; - if (enable && priv->tstamp.rx_filter != HWTSTAMP_FILTER_NONE) { - netdev_err(netdev, "Can't enable cqe compression while timestamping is enabled.\n"); - return -EINVAL; - } - err = mlx5e_modify_rx_cqe_compression_locked(priv, enable); if (err) return err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index c6227725733a..db2942b61fd5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3970,7 +3970,7 @@ static int mlx5e_change_nic_mtu(struct net_device *netdev, int new_mtu) return mlx5e_change_mtu(netdev, new_mtu, mlx5e_set_dev_port_mtu_ctx); } -static int mlx5e_ptp_rx_manage_fs_ctx(struct mlx5e_priv *priv, void *ctx) +int mlx5e_ptp_rx_manage_fs_ctx(struct mlx5e_priv *priv, void *ctx) { bool set = *(bool *)ctx; -- 2.30.2