#include <stdint.h>
#include <sys/queue.h>
-/* Verbs header. */
-/* ISO C doesn't support unnamed structs/unions, disabling -pedantic. */
-#ifdef PEDANTIC
-#pragma GCC diagnostic ignored "-Wpedantic"
-#endif
-#include <infiniband/verbs.h>
-#include <infiniband/mlx5dv.h>
-#ifdef PEDANTIC
-#pragma GCC diagnostic error "-Wpedantic"
-#endif
#include <rte_rwlock.h>
#include <rte_bitmap.h>
+#include <rte_mbuf.h>
#include <rte_memory.h>
+#include "mlx5_glue.h"
#include "mlx5_common_mp.h"
+#include "mlx5_common_defs.h"
+
+/* mlx5 PMD MR struct. */
+struct mlx5_pmd_mr {
+ uint32_t lkey;
+ void *addr;
+ size_t len;
+ void *obj; /* verbs mr object or devx umem object. */
+ struct mlx5_devx_obj *mkey; /* devx mkey object. */
+};
-/* Size of per-queue MR cache array for linear search. */
-#define MLX5_MR_CACHE_N 8
-#define MLX5_MR_BTREE_CACHE_N 256
+/**
+ * mr operations typedef
+ */
+typedef int (*mlx5_reg_mr_t)(void *pd, void *addr, size_t length,
+ struct mlx5_pmd_mr *pmd_mr);
+typedef void (*mlx5_dereg_mr_t)(struct mlx5_pmd_mr *pmd_mr);
/* Memory Region object. */
struct mlx5_mr {
LIST_ENTRY(mlx5_mr) mr; /**< Pointer to the prev/next entry. */
- struct ibv_mr *ibv_mr; /* Verbs Memory Region. */
+ struct mlx5_pmd_mr pmd_mr; /* PMD memory region. */
const struct rte_memseg_list *msl;
int ms_base_idx; /* Start index of msl->memseg_arr[]. */
int ms_n; /* Number of memsegs in use. */
struct mr_cache_entry {
uintptr_t start; /* Start address of MR. */
uintptr_t end; /* End address of MR. */
- uint32_t lkey; /* rte_cpu_to_be_32(ibv_mr->lkey). */
+ uint32_t lkey; /* rte_cpu_to_be_32(lkey). */
} __rte_packed;
/* MR Cache table for Binary search. */
} __rte_packed;
LIST_HEAD(mlx5_mr_list, mlx5_mr);
+LIST_HEAD(mlx5_mempool_reg_list, mlx5_mempool_reg);
/* Global per-device MR cache. */
struct mlx5_mr_share_cache {
uint32_t dev_gen; /* Generation number to flush local caches. */
rte_rwlock_t rwlock; /* MR cache Lock. */
+ rte_rwlock_t mprwlock; /* Mempool Registration Lock. */
+ uint8_t mp_cb_registered; /* Mempool are Registered. */
struct mlx5_mr_btree cache; /* Global MR cache table. */
struct mlx5_mr_list mr_list; /* Registered MR list. */
struct mlx5_mr_list mr_free_list; /* Freed MR list. */
+ struct mlx5_mempool_reg_list mempool_reg_list; /* Mempool database. */
+ mlx5_reg_mr_t reg_mr_cb; /* Callback to reg_mr func */
+ mlx5_dereg_mr_t dereg_mr_cb; /* Callback to dereg_mr func */
} __rte_packed;
+/* Multi-Packet RQ buffer header. */
+struct mlx5_mprq_buf {
+ struct rte_mempool *mp;
+ uint16_t refcnt; /* Atomically accessed refcnt. */
+ uint8_t pad[RTE_PKTMBUF_HEADROOM]; /* Headroom for the first packet. */
+ struct rte_mbuf_ext_shared_info shinfos[];
+ /*
+ * Shared information per stride.
+ * More memory will be allocated for the first stride head-room and for
+ * the strides data.
+ */
+} __rte_cache_aligned;
+
+__rte_internal
+void mlx5_mprq_buf_free_cb(void *addr, void *opaque);
+
+/**
+ * Get Memory Pool (MP) from mbuf. If mbuf is indirect, the pool from which the
+ * cloned mbuf is allocated is returned instead.
+ *
+ * @param buf
+ * Pointer to mbuf.
+ *
+ * @return
+ * Memory pool where data is located for given mbuf.
+ */
+static inline struct rte_mempool *
+mlx5_mb2mp(struct rte_mbuf *buf)
+{
+ if (unlikely(RTE_MBUF_CLONED(buf)))
+ return rte_mbuf_from_indirect(buf)->pool;
+ return buf->pool;
+}
+
/**
* Look up LKey from given lookup table by linear search. Firstly look up the
* last-hit entry. If miss, the entire array is searched. If found, update the
return UINT32_MAX;
}
+/* mlx5_common_mr.c */
+
__rte_internal
-int mlx5_mr_btree_init(struct mlx5_mr_btree *bt, int n, int socket);
+int mlx5_mr_ctrl_init(struct mlx5_mr_ctrl *mr_ctrl, uint32_t *dev_gen_ptr,
+ int socket);
__rte_internal
void mlx5_mr_btree_free(struct mlx5_mr_btree *bt);
-__rte_internal
void mlx5_mr_btree_dump(struct mlx5_mr_btree *bt __rte_unused);
__rte_internal
-uint32_t mlx5_mr_addr2mr_bh(struct ibv_pd *pd, struct mlx5_mp_id *mp_id,
- struct mlx5_mr_share_cache *share_cache,
- struct mlx5_mr_ctrl *mr_ctrl,
- uintptr_t addr, unsigned int mr_ext_memseg_en);
-__rte_internal
+uint32_t mlx5_mr_mempool2mr_bh(struct mlx5_mr_share_cache *share_cache,
+ struct mlx5_mr_ctrl *mr_ctrl,
+ struct rte_mempool *mp, uintptr_t addr);
void mlx5_mr_release_cache(struct mlx5_mr_share_cache *mr_cache);
-__rte_internal
+int mlx5_mr_create_cache(struct mlx5_mr_share_cache *share_cache, int socket);
void mlx5_mr_dump_cache(struct mlx5_mr_share_cache *share_cache __rte_unused);
-__rte_internal
void mlx5_mr_rebuild_cache(struct mlx5_mr_share_cache *share_cache);
__rte_internal
void mlx5_mr_flush_local_cache(struct mlx5_mr_ctrl *mr_ctrl);
-__rte_internal
-int
-mlx5_mr_insert_cache(struct mlx5_mr_share_cache *share_cache,
- struct mlx5_mr *mr);
-__rte_internal
-uint32_t
-mlx5_mr_lookup_cache(struct mlx5_mr_share_cache *share_cache,
- struct mr_cache_entry *entry, uintptr_t addr);
-__rte_internal
+void mlx5_free_mr_by_addr(struct mlx5_mr_share_cache *share_cache,
+ const char *ibdev_name, const void *addr, size_t len);
+int mlx5_mr_insert_cache(struct mlx5_mr_share_cache *share_cache,
+ struct mlx5_mr *mr);
struct mlx5_mr *
mlx5_mr_lookup_list(struct mlx5_mr_share_cache *share_cache,
struct mr_cache_entry *entry, uintptr_t addr);
-__rte_internal
struct mlx5_mr *
-mlx5_create_mr_ext(struct ibv_pd *pd, uintptr_t addr, size_t len,
- int socket_id);
+mlx5_create_mr_ext(void *pd, uintptr_t addr, size_t len, int socket_id,
+ mlx5_reg_mr_t reg_mr_cb);
+void mlx5_mr_free(struct mlx5_mr *mr, mlx5_dereg_mr_t dereg_mr_cb);
__rte_internal
uint32_t
-mlx5_mr_create_primary(struct ibv_pd *pd,
+mlx5_mr_create_primary(void *pd,
struct mlx5_mr_share_cache *share_cache,
struct mr_cache_entry *entry, uintptr_t addr,
unsigned int mr_ext_memseg_en);
+/* mlx5_common_verbs.c */
+
+__rte_internal
+int
+mlx5_common_verbs_reg_mr(void *pd, void *addr, size_t length,
+ struct mlx5_pmd_mr *pmd_mr);
+__rte_internal
+void
+mlx5_common_verbs_dereg_mr(struct mlx5_pmd_mr *pmd_mr);
+
+void
+mlx5_os_set_reg_mr_cb(mlx5_reg_mr_t *reg_mr_cb, mlx5_dereg_mr_t *dereg_mr_cb);
+
+__rte_internal
+int
+mlx5_mr_mempool_register(struct mlx5_mr_share_cache *share_cache, void *pd,
+ struct rte_mempool *mp, struct mlx5_mp_id *mp_id);
+__rte_internal
+int
+mlx5_mr_mempool_unregister(struct mlx5_mr_share_cache *share_cache,
+ struct rte_mempool *mp, struct mlx5_mp_id *mp_id);
+
#endif /* RTE_PMD_MLX5_COMMON_MR_H_ */