#include <linux/mlx4/device.h>
#include <linux/mlx4/doorbell.h>
-enum {
- MLX4_IB_DB_PER_PAGE = PAGE_SIZE / 4
-};
-
-struct mlx4_ib_db_pgdir;
-struct mlx4_ib_user_db_page;
-
-struct mlx4_ib_db {
- __be32 *db;
- union {
- struct mlx4_ib_db_pgdir *pgdir;
- struct mlx4_ib_user_db_page *user_page;
- } u;
- dma_addr_t dma;
- int index;
- int order;
-};
-
struct mlx4_ib_ucontext {
struct ib_ucontext ibucontext;
struct mlx4_uar uar;
struct mlx4_cq mcq;
struct mlx4_ib_cq_buf buf;
struct mlx4_ib_cq_resize *resize_buf;
- struct mlx4_ib_db db;
+ struct mlx4_db db;
spinlock_t lock;
struct mutex resize_mutex;
struct ib_umem *umem;
struct mlx4_qp mqp;
struct mlx4_buf buf;
- struct mlx4_ib_db db;
+ struct mlx4_db db;
struct mlx4_ib_wq rq;
u32 doorbell_qpn;
struct ib_srq ibsrq;
struct mlx4_srq msrq;
struct mlx4_buf buf;
- struct mlx4_ib_db db;
+ struct mlx4_db db;
u64 *wrid;
spinlock_t lock;
int head;
struct mlx4_dev *dev;
void __iomem *uar_map;
- struct list_head pgdir_list;
- struct mutex pgdir_mutex;
-
struct mlx4_uar priv_uar;
u32 priv_pdn;
MLX4_DECLARE_DOORBELL_LOCK(uar_lock);
return container_of(ibah, struct mlx4_ib_ah, ibah);
}
-int mlx4_ib_db_alloc(struct mlx4_ib_dev *dev, struct mlx4_ib_db *db, int order);
-void mlx4_ib_db_free(struct mlx4_ib_dev *dev, struct mlx4_ib_db *db);
int mlx4_ib_db_map_user(struct mlx4_ib_ucontext *context, unsigned long virt,
- struct mlx4_ib_db *db);
-void mlx4_ib_db_unmap_user(struct mlx4_ib_ucontext *context, struct mlx4_ib_db *db);
+ struct mlx4_db *db);
+void mlx4_ib_db_unmap_user(struct mlx4_ib_ucontext *context, struct mlx4_db *db);
struct ib_mr *mlx4_ib_get_dma_mr(struct ib_pd *pd, int acc);
int mlx4_ib_umem_write_mtt(struct mlx4_ib_dev *dev, struct mlx4_mtt *mtt,