IB/mlx5: Introduce driver create and destroy flow methods

[linux.git] / drivers / infiniband / hw / mlx5 / mlx5_ib.h

diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index d89c8fe626f6b85e1fb8fce019f4bf4ae4342977..324f4ea5fce611a8750762a5bce2be99d470972c 100644 (file)
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
@@ -46,6 +46,7 @@
 #include <rdma/ib_user_verbs.h>
 #include <rdma/mlx5-abi.h>
 #include <rdma/uverbs_ioctl.h>
+#include <rdma/mlx5_user_ioctl_cmds.h>
 
 #define mlx5_ib_dbg(dev, format, arg...)                               \
 pr_debug("%s:%s:%d:(pid %d): " format, (dev)->ib_dev.name, __func__,   \
@@ -78,12 +79,6 @@ enum {
        MLX5_REQ_SCAT_DATA64_CQE        = 0x22,
 };
 
-enum mlx5_ib_latency_class {
-       MLX5_IB_LATENCY_CLASS_LOW,
-       MLX5_IB_LATENCY_CLASS_MEDIUM,
-       MLX5_IB_LATENCY_CLASS_HIGH,
-};
-
 enum mlx5_ib_mad_ifc_flags {
        MLX5_MAD_IFC_IGNORE_MKEY        = 1,
        MLX5_MAD_IFC_IGNORE_BKEY        = 2,
@@ -143,6 +138,7 @@ struct mlx5_ib_ucontext {
 
        u64                     lib_caps;
        DECLARE_BITMAP(dm_pages, MLX5_MAX_MEMIC_PAGES);
+       u16                     devx_uid;
 };
 
 static inline struct mlx5_ib_ucontext *to_mucontext(struct ib_ucontext *ibucontext)
@@ -178,6 +174,16 @@ struct mlx5_ib_flow_handler {
        struct ib_counters              *ibcounters;
 };
 
+struct mlx5_ib_flow_matcher {
+       struct mlx5_ib_match_params matcher_mask;
+       int                     mask_len;
+       enum mlx5_ib_flow_type  flow_type;
+       u16                     priority;
+       struct mlx5_core_dev    *mdev;
+       atomic_t                usecnt;
+       u8                      match_criteria_enable;
+};
+
 struct mlx5_ib_flow_db {
        struct mlx5_ib_flow_prio        prios[MLX5_IB_NUM_FLOW_FT];
        struct mlx5_ib_flow_prio        sniffer[MLX5_IB_NUM_SNIFFER_FTS];
@@ -665,6 +671,7 @@ struct mlx5_ib_counters {
        size_t *offsets;
        u32 num_q_counters;
        u32 num_cong_counters;
+       u32 num_ext_ppcnt_counters;
        u16 set_id;
        bool set_id_valid;
 };
@@ -1014,6 +1021,8 @@ int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
 int mlx5_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask,
                     struct ib_qp_init_attr *qp_init_attr);
 int mlx5_ib_destroy_qp(struct ib_qp *qp);
+void mlx5_ib_drain_sq(struct ib_qp *qp);
+void mlx5_ib_drain_rq(struct ib_qp *qp);
 int mlx5_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
                      struct ib_send_wr **bad_wr);
 int mlx5_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr,
@@ -1183,10 +1192,8 @@ int mlx5_ib_get_vf_stats(struct ib_device *device, int vf,
 int mlx5_ib_set_vf_guid(struct ib_device *device, int vf, u8 port,
                        u64 guid, int type);
 
-__be16 mlx5_get_roce_udp_sport(struct mlx5_ib_dev *dev, u8 port_num,
-                              int index);
-int mlx5_get_roce_gid_type(struct mlx5_ib_dev *dev, u8 port_num,
-                          int index, enum ib_gid_type *gid_type);
+__be16 mlx5_get_roce_udp_sport(struct mlx5_ib_dev *dev,
+                              const struct ib_gid_attr *attr);
 
 void mlx5_ib_cleanup_cong_debugfs(struct mlx5_ib_dev *dev, u8 port_num);
 int mlx5_ib_init_cong_debugfs(struct mlx5_ib_dev *dev, u8 port_num);
@@ -1217,6 +1224,36 @@ struct mlx5_core_dev *mlx5_ib_get_native_port_mdev(struct mlx5_ib_dev *dev,
 void mlx5_ib_put_native_port_mdev(struct mlx5_ib_dev *dev,
                                  u8 port_num);
 
+#if IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS)
+int mlx5_ib_devx_create(struct mlx5_ib_dev *dev,
+                       struct mlx5_ib_ucontext *context);
+void mlx5_ib_devx_destroy(struct mlx5_ib_dev *dev,
+                         struct mlx5_ib_ucontext *context);
+const struct uverbs_object_tree_def *mlx5_ib_get_devx_tree(void);
+struct mlx5_ib_flow_handler *mlx5_ib_raw_fs_rule_add(
+       struct mlx5_ib_dev *dev, struct mlx5_ib_flow_matcher *fs_matcher,
+       void *cmd_in, int inlen, int dest_id, int dest_type);
+bool mlx5_ib_devx_is_flow_dest(void *obj, int *dest_id, int *dest_type);
+#else
+static inline int
+mlx5_ib_devx_create(struct mlx5_ib_dev *dev,
+                   struct mlx5_ib_ucontext *context) { return -EOPNOTSUPP; };
+static inline void mlx5_ib_devx_destroy(struct mlx5_ib_dev *dev,
+                                       struct mlx5_ib_ucontext *context) {}
+static inline const struct uverbs_object_tree_def *
+mlx5_ib_get_devx_tree(void) { return NULL; }
+static inline struct mlx5_ib_flow_handler *mlx5_ib_raw_fs_rule_add(
+       struct mlx5_ib_dev *dev, struct mlx5_ib_flow_matcher *fs_matcher,
+       void *cmd_in, int inlen, int dest_id, int dest_type)
+{
+       return ERR_PTR(-EOPNOTSUPP);
+}
+static inline bool mlx5_ib_devx_is_flow_dest(void *obj, int *dest_id,
+                                            int *dest_type)
+{
+       return false;
+}
+#endif
 static inline void init_query_mad(struct ib_smp *mad)
 {
        mad->base_version  = 1;
@@ -1318,4 +1355,7 @@ static inline int get_num_static_uars(struct mlx5_ib_dev *dev,
 unsigned long mlx5_ib_get_xlt_emergency_page(void);
 void mlx5_ib_put_xlt_emergency_page(void);
 
+int bfregn_to_uar_index(struct mlx5_ib_dev *dev,
+                       struct mlx5_bfreg_info *bfregi, u32 bfregn,
+                       bool dyn_bfreg);
 #endif /* MLX5_IB_H */