[net-next 03/13] net/mlx5e: Return void from mlx5e_sq_xmit and mlx5i_sq_xmit
From: Saeed Mahameed <hidden>
Date: 2020-05-09 08:29:32
Subsystem:
mellanox ethernet driver (mlx5e), mellanox mlx5 core vpi driver, networking drivers, the rest · Maintainers:
Saeed Mahameed, Tariq Toukan, Mark Bloch, Leon Romanovsky, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Maxim Mikityanskiy <redacted> mlx5e_sq_xmit and mlx5i_sq_xmit always return NETDEV_TX_OK. Drop the return value to simplify the code. Signed-off-by: Maxim Mikityanskiy <redacted> Reviewed-by: Tariq Toukan <redacted> Signed-off-by: Saeed Mahameed <redacted> --- drivers/net/ethernet/mellanox/mlx5/core/en.h | 4 ++-- .../net/ethernet/mellanox/mlx5/core/en_tx.c | 24 +++++++++---------- .../ethernet/mellanox/mlx5/core/ipoib/ipoib.c | 4 +++- .../ethernet/mellanox/mlx5/core/ipoib/ipoib.h | 5 ++-- 4 files changed, 18 insertions(+), 19 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 0864b76ca2c0..da7fe6aafeed 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h@@ -919,8 +919,8 @@ void mlx5e_build_ptys2ethtool_map(void); u16 mlx5e_select_queue(struct net_device *dev, struct sk_buff *skb, struct net_device *sb_dev); netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev); -netdev_tx_t mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, - struct mlx5e_tx_wqe *wqe, u16 pi, bool xmit_more); +void mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, + struct mlx5e_tx_wqe *wqe, u16 pi, bool xmit_more); void mlx5e_trigger_irq(struct mlx5e_icosq *sq); void mlx5e_completion_event(struct mlx5_core_cq *mcq, struct mlx5_eqe *eqe);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index 7a6ed72ae00a..bb6d3774eafb 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c@@ -265,8 +265,8 @@ mlx5e_txwqe_complete(struct mlx5e_txqsq *sq, struct sk_buff *skb, mlx5e_notify_hw(wq, sq->pc, sq->uar_map, cseg); } -netdev_tx_t mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, - struct mlx5e_tx_wqe *wqe, u16 pi, bool xmit_more) +void mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, + struct mlx5e_tx_wqe *wqe, u16 pi, bool xmit_more) { struct mlx5_wq_cyc *wq = &sq->wq; struct mlx5_wqe_ctrl_seg *cseg;
@@ -373,13 +373,11 @@ netdev_tx_t mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, mlx5e_txwqe_complete(sq, skb, opcode, ds_cnt, num_wqebbs, num_bytes, num_dma, wi, cseg, xmit_more); - return NETDEV_TX_OK; + return; err_drop: stats->dropped++; dev_kfree_skb_any(skb); - - return NETDEV_TX_OK; } netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev)
@@ -395,9 +393,12 @@ netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev) /* might send skbs and update wqe and pi */ if (unlikely(!mlx5e_accel_handle_tx(skb, sq, dev, &wqe, &pi))) - return NETDEV_TX_OK; + goto out; + + mlx5e_sq_xmit(sq, skb, wqe, pi, netdev_xmit_more()); - return mlx5e_sq_xmit(sq, skb, wqe, pi, netdev_xmit_more()); +out: + return NETDEV_TX_OK; } bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget)
@@ -567,9 +568,8 @@ mlx5i_txwqe_build_datagram(struct mlx5_av *av, u32 dqpn, u32 dqkey, dseg->av.key.qkey.qkey = cpu_to_be32(dqkey); } -netdev_tx_t mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, - struct mlx5_av *av, u32 dqpn, u32 dqkey, - bool xmit_more) +void mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, + struct mlx5_av *av, u32 dqpn, u32 dqkey, bool xmit_more) { struct mlx5i_tx_wqe *wqe;
@@ -647,12 +647,10 @@ netdev_tx_t mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, mlx5e_txwqe_complete(sq, skb, opcode, ds_cnt, num_wqebbs, num_bytes, num_dma, wi, cseg, xmit_more); - return NETDEV_TX_OK; + return; err_drop: stats->dropped++; dev_kfree_skb_any(skb); - - return NETDEV_TX_OK; } #endif
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
index 068578be00f1..035bd21e5d4e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c@@ -663,7 +663,9 @@ static int mlx5i_xmit(struct net_device *dev, struct sk_buff *skb, struct mlx5_ib_ah *mah = to_mah(address); struct mlx5i_priv *ipriv = epriv->ppriv; - return mlx5i_sq_xmit(sq, skb, &mah->av, dqpn, ipriv->qkey, netdev_xmit_more()); + mlx5i_sq_xmit(sq, skb, &mah->av, dqpn, ipriv->qkey, netdev_xmit_more()); + + return NETDEV_TX_OK; } static void mlx5i_set_pkey_index(struct net_device *netdev, int id)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h
index 7844ab5d0ce7..c4aa47018c0e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h@@ -113,9 +113,8 @@ struct mlx5i_tx_wqe { #define MLX5I_SQ_FETCH_WQE(sq, pi) \ ((struct mlx5i_tx_wqe *)mlx5e_fetch_wqe(&(sq)->wq, pi, sizeof(struct mlx5i_tx_wqe))) -netdev_tx_t mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, - struct mlx5_av *av, u32 dqpn, u32 dqkey, - bool xmit_more); +void mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb, + struct mlx5_av *av, u32 dqpn, u32 dqkey, bool xmit_more); void mlx5i_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe); void mlx5i_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats);
--
2.25.4