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authorYishai Hadas <yishaih@mellanox.com>2019-06-30 19:23:30 +0300
committerJason Gunthorpe <jgg@mellanox.com>2019-07-03 17:12:37 -0300
commite337dd53ce4cc3db79e52704e554f648c46d5e91 (patch)
treede1fe59249fb690a587b921109026e518a0135ca /drivers/infiniband/hw/mlx5/mlx5_ib.h
parentIB/mlx5: Introduce MLX5_IB_OBJECT_DEVX_ASYNC_EVENT_FD (diff)
downloadlinux-dev-e337dd53ce4cc3db79e52704e554f648c46d5e91.tar.xz
linux-dev-e337dd53ce4cc3db79e52704e554f648c46d5e91.zip
IB/mlx5: Register DEVX with mlx5_core to get async events
Register DEVX with with mlx5_core to get async events. This will enable to dispatch the applicable events to its consumers in down stream patches. Signed-off-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Reviewed-by: Jason Gunthorpe <jgg@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/mlx5_ib.h')
-rw-r--r--drivers/infiniband/hw/mlx5/mlx5_ib.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index 305d26cdf7f3..7373e9da0919 100644
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
@@ -936,6 +936,13 @@ struct mlx5_ib_pf_eq {
mempool_t *pool;
};
+struct mlx5_devx_event_table {
+ struct mlx5_nb devx_nb;
+ /* serialize updating the event_xa */
+ struct mutex event_xa_lock;
+ struct xarray event_xa;
+};
+
struct mlx5_ib_dev {
struct ib_device ib_dev;
struct mlx5_core_dev *mdev;
@@ -985,6 +992,7 @@ struct mlx5_ib_dev {
u16 devx_whitelist_uid;
struct mlx5_srq_table srq_table;
struct mlx5_async_ctx async_ctx;
+ struct mlx5_devx_event_table devx_event_table;
};
static inline struct mlx5_ib_cq *to_mibcq(struct mlx5_core_cq *mcq)
@@ -1324,6 +1332,8 @@ void mlx5_ib_put_native_port_mdev(struct mlx5_ib_dev *dev,
#if IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS)
int mlx5_ib_devx_create(struct mlx5_ib_dev *dev, bool is_user);
void mlx5_ib_devx_destroy(struct mlx5_ib_dev *dev, u16 uid);
+void mlx5_ib_devx_init_event_table(struct mlx5_ib_dev *dev);
+void mlx5_ib_devx_cleanup_event_table(struct mlx5_ib_dev *dev);
const struct uverbs_object_tree_def *mlx5_ib_get_devx_tree(void);
extern const struct uapi_definition mlx5_ib_devx_defs[];
extern const struct uapi_definition mlx5_ib_flow_defs[];
@@ -1341,6 +1351,8 @@ static inline int
mlx5_ib_devx_create(struct mlx5_ib_dev *dev,
bool is_user) { return -EOPNOTSUPP; }
static inline void mlx5_ib_devx_destroy(struct mlx5_ib_dev *dev, u16 uid) {}
+static inline void mlx5_ib_devx_init_event_table(struct mlx5_ib_dev *dev) {}
+static inline void mlx5_ib_devx_cleanup_event_table(struct mlx5_ib_dev *dev) {}
static inline bool mlx5_ib_devx_is_flow_dest(void *obj, int *dest_id,
int *dest_type)
{