diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/wq.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/wq.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.h b/drivers/net/ethernet/mellanox/mlx5/core/wq.h index 6c2a8f95093c..d8afed898c31 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/wq.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.h @@ -47,6 +47,12 @@ struct mlx5_wq_ctrl { struct mlx5_db db; }; +struct mlx5_frag_wq_ctrl { + struct mlx5_core_dev *mdev; + struct mlx5_frag_buf frag_buf; + struct mlx5_db db; +}; + struct mlx5_wq_cyc { void *buf; __be32 *db; @@ -55,12 +61,14 @@ struct mlx5_wq_cyc { }; struct mlx5_cqwq { - void *buf; + struct mlx5_frag_buf frag_buf; __be32 *db; u32 sz_m1; + u32 frag_sz_m1; u32 cc; /* consumer counter */ u8 log_sz; u8 log_stride; + u8 log_frag_strides; }; struct mlx5_wq_ll { @@ -81,7 +89,7 @@ u32 mlx5_wq_cyc_get_size(struct mlx5_wq_cyc *wq); int mlx5_cqwq_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param, void *cqc, struct mlx5_cqwq *wq, - struct mlx5_wq_ctrl *wq_ctrl); + struct mlx5_frag_wq_ctrl *wq_ctrl); u32 mlx5_cqwq_get_size(struct mlx5_cqwq *wq); int mlx5_wq_ll_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param, @@ -90,6 +98,7 @@ int mlx5_wq_ll_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param, u32 mlx5_wq_ll_get_size(struct mlx5_wq_ll *wq); void mlx5_wq_destroy(struct mlx5_wq_ctrl *wq_ctrl); +void mlx5_cqwq_destroy(struct mlx5_frag_wq_ctrl *wq_ctrl); static inline u16 mlx5_wq_cyc_ctr2ix(struct mlx5_wq_cyc *wq, u16 ctr) { @@ -116,7 +125,10 @@ static inline u32 mlx5_cqwq_get_ci(struct mlx5_cqwq *wq) static inline void *mlx5_cqwq_get_wqe(struct mlx5_cqwq *wq, u32 ix) { - return wq->buf + (ix << wq->log_stride); + unsigned int frag = (ix >> wq->log_frag_strides); + + return wq->frag_buf.frags[frag].buf + + ((wq->frag_sz_m1 & ix) << wq->log_stride); } static inline u32 mlx5_cqwq_get_wrap_cnt(struct mlx5_cqwq *wq) |