Commit a59d7e01 authored by Alexey Marchuk's avatar Alexey Marchuk Committed by Konrad Sztyber
Browse files

lib/mlx5: Add API to check if UMR registration supported 



The 2 new APIs are used for negotiation between different
modules to use accel sequence/UMR

Signed-off-by: default avatarAlexey Marchuk <alexeymar@nvidia.com>
Change-Id: Ifca6a3e3a7649e48392785d7a977e1b468dbf4be
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/24700


Reviewed-by: default avatarShuhei Matsumoto <smatsumoto@nvidia.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarKonrad Sztyber <konrad.sztyber@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Community CI Samsung <spdk.community.ci.samsung@gmail.com>
Community-CI: Mellanox Build Bot
parent f6925f5e

include/spdk_internal/mlx5.h

+14 −0
Original line number Diff line number Diff line
@@ -499,4 +499,18 @@ int spdk_mlx5_mkey_pool_get_bulk(struct spdk_mlx5_mkey_pool *pool, 
void spdk_mlx5_mkey_pool_put_bulk(struct spdk_mlx5_mkey_pool *pool,

				  struct spdk_mlx5_mkey_pool_obj **mkeys, uint32_t mkeys_count);



/**

 * Notify the mlx5 library that a module which can handle UMR configuration is registered or unregistered

 *

 * \param registered True if the module is registered, false otherwise

 */

void spdk_mlx5_umr_implementer_register(bool registered);



/**

 * Check whether a module which can handle UMR configuration is registered or not

 *

 * \return True of the UMR implementer is registered, false otherwise

 */

bool spdk_mlx5_umr_implementer_is_registered(void);



#endif /* SPDK_MLX5_H */

lib/mlx5/mlx5_umr.c

+14 −0
Original line number Diff line number Diff line
@@ -68,6 +68,8 @@ struct spdk_mlx5_mkey_pool { 
	TAILQ_ENTRY(spdk_mlx5_mkey_pool) link;

};



static bool g_umr_implementer_registered;



static int

mlx5_key_obj_compare(struct spdk_mlx5_mkey_pool_obj *key1, struct spdk_mlx5_mkey_pool_obj *key2)

{
@@ -1102,3 +1104,15 @@ spdk_mlx5_qp_set_psv(struct spdk_mlx5_qp *qp, uint32_t psv_index, uint32_t crc_s 


	return 0;

}



void

spdk_mlx5_umr_implementer_register(bool registered)

{

	g_umr_implementer_registered = registered;

}



bool

spdk_mlx5_umr_implementer_is_registered(void)

{

	return g_umr_implementer_registered;

}

lib/mlx5/spdk_mlx5.map

+3 −0
Original line number Diff line number Diff line
@@ -35,5 +35,8 @@ 
    spdk_mlx5_mkey_pool_get_bulk;

    spdk_mlx5_mkey_pool_put_bulk;



    spdk_mlx5_umr_implementer_register;

    spdk_mlx5_umr_implementer_is_registered;



	local: *;

};

module/accel/mlx5/accel_mlx5.c

+2 −0
Original line number Diff line number Diff line
@@ -2637,6 +2637,7 @@ accel_mlx5_deinit_cb(void *ctx) 
{

	accel_mlx5_free_resources();

	spdk_spin_destroy(&g_accel_mlx5.lock);

	spdk_mlx5_umr_implementer_register(false);

	spdk_accel_module_finish();

}
@@ -2969,6 +2970,7 @@ accel_mlx5_init(void) 
		SPDK_NOTICELOG("Enabling mlx5 platform driver\n");

		spdk_accel_driver_register(&g_accel_mlx5_driver);

		spdk_accel_set_driver(g_accel_mlx5_driver.name);

		spdk_mlx5_umr_implementer_register(true);

	}



	return 0;