diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index d63a1b8f9c13ee58eabfbe8daa43d5ef1f455cc7..26a7ec7073f2922ea431df99440d6a18f8076173 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -223,9 +223,8 @@ struct mlx5e_tstamp {
};
enum {
- MLX5E_RQ_STATE_POST_WQES_ENABLE,
+ MLX5E_RQ_STATE_FLUSH,
MLX5E_RQ_STATE_UMR_WQE_IN_PROGRESS,
- MLX5E_RQ_STATE_FLUSH_TIMEOUT,
MLX5E_RQ_STATE_AM,
};
@@ -703,7 +702,6 @@ int mlx5e_napi_poll(struct napi_struct *napi, int budget);
bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget);
int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget);
void mlx5e_free_tx_descs(struct mlx5e_sq *sq);
-void mlx5e_free_rx_descs(struct mlx5e_rq *rq);
void mlx5e_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
void mlx5e_handle_rx_cqe_mpwrq(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 65360b1f6ee303caed46d18aae3aff2897401883..2463eba751257c0ffa23348edfd3e7d2950cef44 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -431,7 +431,6 @@ static int mlx5e_enable_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param)
MLX5_SET(rqc, rqc, cqn, rq->cq.mcq.cqn);
MLX5_SET(rqc, rqc, state, MLX5_RQC_STATE_RST);
- MLX5_SET(rqc, rqc, flush_in_error_en, 1);
MLX5_SET(rqc, rqc, vsd, priv->params.vlan_strip_disable);
MLX5_SET(wq, wq, log_wq_pg_sz, rq->wq_ctrl.buf.page_shift -
MLX5_ADAPTER_PAGE_SHIFT);
@@ -528,6 +527,23 @@ static int mlx5e_wait_for_min_rx_wqes(struct mlx5e_rq *rq)
return -ETIMEDOUT;
}
+static void mlx5e_free_rx_descs(struct mlx5e_rq *rq)
+{
+ struct mlx5_wq_ll *wq = &rq->wq;
+ struct mlx5e_rx_wqe *wqe;
+ __be16 wqe_ix_be;
+ u16 wqe_ix;
+
+ while (!mlx5_wq_ll_is_empty(wq)) {
+ wqe_ix_be = *wq->tail_next;
+ wqe_ix = be16_to_cpu(wqe_ix_be);
+ wqe = mlx5_wq_ll_get_wqe(&rq->wq, wqe_ix);
+ rq->dealloc_wqe(rq, wqe_ix);
+ mlx5_wq_ll_pop(&rq->wq, wqe_ix_be,
+ &wqe->next.next_wqe_index);
+ }
+}
+
static int mlx5e_open_rq(struct mlx5e_channel *c,
struct mlx5e_rq_param *param,
struct mlx5e_rq *rq)
@@ -551,8 +567,6 @@ static int mlx5e_open_rq(struct mlx5e_channel *c,
if (param->am_enabled)
set_bit(MLX5E_RQ_STATE_AM, &c->rq.state);
- set_bit(MLX5E_RQ_STATE_POST_WQES_ENABLE, &rq->state);
-
sq->ico_wqe_info[pi].opcode = MLX5_OPCODE_NOP;
sq->ico_wqe_info[pi].num_wqebbs = 1;
mlx5e_send_nop(sq, true); /* trigger mlx5e_post_rx_wqes() */
@@ -569,23 +583,8 @@ err_destroy_rq:
static void mlx5e_close_rq(struct mlx5e_rq *rq)
{
- int tout = 0;
- int err;
-
- clear_bit(MLX5E_RQ_STATE_POST_WQES_ENABLE, &rq->state);
+ set_bit(MLX5E_RQ_STATE_FLUSH, &rq->state);
napi_synchronize(&rq->channel->napi); /* prevent mlx5e_post_rx_wqes */
-
- err = mlx5e_modify_rq_state(rq, MLX5_RQC_STATE_RDY, MLX5_RQC_STATE_ERR);
- while (!mlx5_wq_ll_is_empty(&rq->wq) && !err &&
- tout++ < MLX5_EN_QP_FLUSH_MAX_ITER)
- msleep(MLX5_EN_QP_FLUSH_MSLEEP_QUANT);
-
- if (err || tout == MLX5_EN_QP_FLUSH_MAX_ITER)
- set_bit(MLX5E_RQ_STATE_FLUSH_TIMEOUT, &rq->state);
-
- /* avoid destroying rq before mlx5e_poll_rx_cq() is done with it */
- napi_synchronize(&rq->channel->napi);
-
cancel_work_sync(&rq->am.work);
mlx5e_disable_rq(rq);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index bdc9e33a06e48571c11aac5f6640eaeef9e51bfd..fee1e47769a84b4c36f9a20dbbb08bbdbaa8a298 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -595,26 +595,9 @@ void mlx5e_dealloc_rx_mpwqe(struct mlx5e_rq *rq, u16 ix)
wi->free_wqe(rq, wi);
}
-void mlx5e_free_rx_descs(struct mlx5e_rq *rq)
-{
- struct mlx5_wq_ll *wq = &rq->wq;
- struct mlx5e_rx_wqe *wqe;
- __be16 wqe_ix_be;
- u16 wqe_ix;
-
- while (!mlx5_wq_ll_is_empty(wq)) {
- wqe_ix_be = *wq->tail_next;
- wqe_ix = be16_to_cpu(wqe_ix_be);
- wqe = mlx5_wq_ll_get_wqe(&rq->wq, wqe_ix);
- rq->dealloc_wqe(rq, wqe_ix);
- mlx5_wq_ll_pop(&rq->wq, wqe_ix_be,
- &wqe->next.next_wqe_index);
- }
-}
-
#define RQ_CANNOT_POST(rq) \
- (!test_bit(MLX5E_RQ_STATE_POST_WQES_ENABLE, &rq->state) || \
- test_bit(MLX5E_RQ_STATE_UMR_WQE_IN_PROGRESS, &rq->state))
+ (test_bit(MLX5E_RQ_STATE_FLUSH, &rq->state) || \
+ test_bit(MLX5E_RQ_STATE_UMR_WQE_IN_PROGRESS, &rq->state))
bool mlx5e_post_rx_wqes(struct mlx5e_rq *rq)
{
@@ -916,7 +899,7 @@ int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget)
struct mlx5e_rq *rq = container_of(cq, struct mlx5e_rq, cq);
int work_done = 0;
- if (unlikely(test_bit(MLX5E_RQ_STATE_FLUSH_TIMEOUT, &rq->state)))
+ if (unlikely(test_bit(MLX5E_RQ_STATE_FLUSH, &rq->state)))
return 0;
if (cq->decmprs_left)