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net/mlx5e: Pop cq outside mlx5e_get_cqe

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Separate between mlx5e_get_cqe() and mlx5_cqwq_pop(), this helps for
better code readability and better CQ buffer management.

Signed-off-by: Achiad Shochat <achiad@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Achiad Shochat 2015-06-23 17:14:21 +03:00 committed by David S. Miller
parent e33910548a
commit a1f5a1a87a
3 changed files with 4 additions and 2 deletions
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2
drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
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@ -209,6 +209,8 @@ bool mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget)
if (!cqe)
break;
mlx5_cqwq_pop(&cq->wq);
wqe_counter_be = cqe->wqe_counter;
wqe_counter = be16_to_cpu(wqe_counter_be);
wqe = mlx5_wq_ll_get_wqe(&rq->wq, wqe_counter);

2
drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
View File

@ -288,6 +288,8 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq)
if (!cqe)
break;
mlx5_cqwq_pop(&cq->wq);
wqe_counter = be16_to_cpu(cqe->wqe_counter);
do {

2
drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c
View File

@ -43,8 +43,6 @@ struct mlx5_cqe64 *mlx5e_get_cqe(struct mlx5e_cq *cq)
if (cqe_ownership_bit != sw_ownership_val)
return NULL;
mlx5_cqwq_pop(wq);
/* ensure cqe content is read after cqe ownership bit */
rmb();