diff options
| author | Yishai Hadas <yishaih@mellanox.com> | 2016-05-23 15:20:53 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-06-23 18:02:43 +0300 |
| commit | c5f9092936fe88b39e2eddccedeb1c51883fcd31 (patch) | |
| tree | a2cb7e2dac00ae366f16e7b5687cc51fdd967436 /drivers/infiniband/hw/mlx5/mlx5_ib.h | |
| parent | de019a94049d579608a5511f8c50652faf125182 (diff) | |
| download | linux-c5f9092936fe88b39e2eddccedeb1c51883fcd31.tar.xz | |
IB/mlx5: Add Receive Work Queue Indirection table operations
Some mlx5 based hardwares support a RQ table object. This RQ table
points to a few RQ objects. We implement the receive work queue
indirection table API (create and destroy) by using this hardware
object.
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Matan Barak <matanb@mellanox.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/mlx5_ib.h')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mlx5_ib.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index 62d4e137593a..cd3d6203ca1c 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -247,6 +247,11 @@ enum { MLX5_WQ_KERNEL }; +struct mlx5_ib_rwq_ind_table { + struct ib_rwq_ind_table ib_rwq_ind_tbl; + u32 rqtn; +}; + /* * Connect-IB can trigger up to four concurrent pagefaults * per-QP. @@ -657,6 +662,11 @@ static inline struct mlx5_ib_rwq *to_mrwq(struct ib_wq *ibwq) return container_of(ibwq, struct mlx5_ib_rwq, ibwq); } +static inline struct mlx5_ib_rwq_ind_table *to_mrwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_tbl) +{ + return container_of(ib_rwq_ind_tbl, struct mlx5_ib_rwq_ind_table, ib_rwq_ind_tbl); +} + static inline struct mlx5_ib_srq *to_mibsrq(struct mlx5_core_srq *msrq) { return container_of(msrq, struct mlx5_ib_srq, msrq); @@ -797,6 +807,10 @@ struct ib_wq *mlx5_ib_create_wq(struct ib_pd *pd, int mlx5_ib_destroy_wq(struct ib_wq *wq); int mlx5_ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *wq_attr, u32 wq_attr_mask, struct ib_udata *udata); +struct ib_rwq_ind_table *mlx5_ib_create_rwq_ind_table(struct ib_device *device, + struct ib_rwq_ind_table_init_attr *init_attr, + struct ib_udata *udata); +int mlx5_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *wq_ind_table); #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING extern struct workqueue_struct *mlx5_ib_page_fault_wq; |