diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx5/mlx5_ib.h')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mlx5_ib.h | 60 |
1 files changed, 42 insertions, 18 deletions
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index d5eb1b726675..23fd72f7f63d 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -63,17 +63,6 @@ __mlx5_log_page_size_to_bitmap(unsigned int log_pgsz_bits, return GENMASK(largest_pg_shift, pgsz_shift); } -/* - * For mkc users, instead of a page_offset the command has a start_iova which - * specifies both the page_offset and the on-the-wire IOVA - */ -#define mlx5_umem_find_best_pgsz(umem, typ, log_pgsz_fld, pgsz_shift, iova) \ - ib_umem_find_best_pgsz(umem, \ - __mlx5_log_page_size_to_bitmap( \ - __mlx5_bit_sz(typ, log_pgsz_fld), \ - pgsz_shift), \ - iova) - static __always_inline unsigned long __mlx5_page_offset_to_bitmask(unsigned int page_offset_bits, unsigned int offset_shift) @@ -640,6 +629,8 @@ enum mlx5_mkey_type { MLX5_MKEY_MR = 1, MLX5_MKEY_MW, MLX5_MKEY_INDIRECT_DEVX, + MLX5_MKEY_NULL, + MLX5_MKEY_IMPLICIT_CHILD, }; struct mlx5r_cache_rb_key { @@ -682,6 +673,8 @@ struct mlx5_ib_mr { struct mlx5_ib_mkey mmkey; struct ib_umem *umem; + /* The mr is data direct related */ + u8 data_direct :1; union { /* Used only by kernel MRs (umem == NULL) */ @@ -719,6 +712,11 @@ struct mlx5_ib_mr { } odp_destroy; struct ib_odp_counters odp_stats; bool is_odp_implicit; + /* The affilated data direct crossed mr */ + struct mlx5_ib_mr *dd_crossed_mr; + struct list_head dd_node; + u8 revoked :1; + struct mlx5_ib_mkey null_mmkey; }; }; }; @@ -796,6 +794,7 @@ struct mlx5_cache_ent { u8 is_tmp:1; u8 disabled:1; u8 fill_to_high_water:1; + u8 tmp_cleanup_scheduled:1; /* * - limit is the low water mark for stored mkeys, 2* limit is the @@ -827,7 +826,6 @@ struct mlx5_mkey_cache { struct mutex rb_lock; struct dentry *fs_root; unsigned long last_add; - struct delayed_work remove_ent_dwork; }; struct mlx5_ib_port_resources { @@ -835,6 +833,11 @@ struct mlx5_ib_port_resources { struct work_struct pkey_change_work; }; +struct mlx5_data_direct_resources { + u32 pdn; + u32 mkey; +}; + struct mlx5_ib_resources { struct ib_cq *c0; struct mutex cq_lock; @@ -885,8 +888,6 @@ struct mlx5_roce { /* Protect mlx5_ib_get_netdev from invoking dev_hold() with a NULL * netdev pointer */ - rwlock_t netdev_lock; - struct net_device *netdev; struct notifier_block nb; struct netdev_net_notifier nn; struct notifier_block mdev_nb; @@ -1131,7 +1132,11 @@ struct mlx5_macsec { struct mlx5_ib_dev { struct ib_device ib_dev; struct mlx5_core_dev *mdev; + struct mlx5_data_direct_dev *data_direct_dev; + /* protect accessing data_direct_dev */ + struct mutex data_direct_lock; struct notifier_block mdev_events; + struct notifier_block lag_events; int num_ports; /* serialize update of capability mask */ @@ -1161,6 +1166,7 @@ struct mlx5_ib_dev { /* protect resources needed as part of reset flow */ spinlock_t reset_flow_resource_lock; struct list_head qp_list; + struct list_head data_direct_mr_list; /* Array with num_ports elements */ struct mlx5_ib_port *port; struct mlx5_sq_bfreg bfreg; @@ -1185,6 +1191,7 @@ struct mlx5_ib_dev { u16 pkey_table_len; u8 lag_ports; struct mlx5_special_mkeys mkeys; + struct mlx5_data_direct_resources ddr; #ifdef CONFIG_MLX5_MACSEC struct mlx5_macsec macsec; @@ -1345,7 +1352,7 @@ struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, struct ib_mr *mlx5_ib_reg_user_mr_dmabuf(struct ib_pd *pd, u64 start, u64 length, u64 virt_addr, int fd, int access_flags, - struct ib_udata *udata); + struct uverbs_attr_bundle *attrs); int mlx5_ib_advise_mr(struct ib_pd *pd, enum ib_uverbs_advise_mr_advice advice, u32 flags, @@ -1356,7 +1363,6 @@ int mlx5_ib_alloc_mw(struct ib_mw *mw, struct ib_udata *udata); int mlx5_ib_dealloc_mw(struct ib_mw *mw); struct mlx5_ib_mr *mlx5_ib_alloc_implicit_mr(struct mlx5_ib_pd *pd, int access_flags); -void mlx5_ib_free_implicit_mr(struct mlx5_ib_mr *mr); void mlx5_ib_free_odp_mr(struct mlx5_ib_mr *mr); struct ib_mr *mlx5_ib_rereg_user_mr(struct ib_mr *ib_mr, int flags, u64 start, u64 length, u64 virt_addr, int access_flags, @@ -1425,6 +1431,10 @@ int mlx5_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *wq_ind_table); struct ib_mr *mlx5_ib_reg_dm_mr(struct ib_pd *pd, struct ib_dm *dm, struct ib_dm_mr_attr *attr, struct uverbs_attr_bundle *attrs); +void mlx5_ib_data_direct_bind(struct mlx5_ib_dev *ibdev, + struct mlx5_data_direct_dev *dev); +void mlx5_ib_data_direct_unbind(struct mlx5_ib_dev *ibdev); +void mlx5_ib_revoke_data_direct_mrs(struct mlx5_ib_dev *dev); #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING int mlx5_ib_odp_init_one(struct mlx5_ib_dev *ibdev); @@ -1633,8 +1643,6 @@ static inline void mlx5r_deref_wait_odp_mkey(struct mlx5_ib_mkey *mmkey) wait_event(mmkey->wait, refcount_read(&mmkey->usecount) == 0); } -int mlx5_ib_test_wc(struct mlx5_ib_dev *dev); - static inline bool mlx5_ib_lag_should_assign_affinity(struct mlx5_ib_dev *dev) { /* @@ -1707,4 +1715,20 @@ static inline u32 smi_to_native_portnum(struct mlx5_ib_dev *dev, u32 port) return (port - 1) / dev->num_ports + 1; } +/* + * For mkc users, instead of a page_offset the command has a start_iova which + * specifies both the page_offset and the on-the-wire IOVA + */ +static __always_inline unsigned long +mlx5_umem_mkc_find_best_pgsz(struct mlx5_ib_dev *dev, struct ib_umem *umem, + u64 iova) +{ + int page_size_bits = + MLX5_CAP_GEN_2(dev->mdev, umr_log_entity_size_5) ? 6 : 5; + unsigned long bitmap = + __mlx5_log_page_size_to_bitmap(page_size_bits, 0); + + return ib_umem_find_best_pgsz(umem, bitmap, iova); +} + #endif /* MLX5_IB_H */ |