Commit d1c46ed8 authored by Alexey Marchuk's avatar Alexey Marchuk Committed by Konrad Sztyber
Browse files

lib/rdma_provider: Add API to check if accel seq supported 



verbs provider doesn't support accel sequence
mlx5_dv provider supports accel sequence if a module
which implements UMR is registered, i.e. accel_mlx5 driver
is registered

Signed-off-by: default avatarAlexey Marchuk <alexeymar@nvidia.com>
Change-Id: I59944aceb22661f9de3198ecd571b1a73af28584
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/24701


Community-CI: Mellanox Build Bot
Reviewed-by: default avatarKonrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: default avatarShuhei Matsumoto <smatsumoto@nvidia.com>
Community-CI: Community CI Samsung <spdk.community.ci.samsung@gmail.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
parent a59d7e01

include/spdk_internal/rdma_provider.h

+2 −0
Original line number Diff line number Diff line
@@ -194,4 +194,6 @@ bool spdk_rdma_provider_qp_queue_recv_wrs(struct spdk_rdma_provider_qp *spdk_rdm 
int spdk_rdma_provider_qp_flush_recv_wrs(struct spdk_rdma_provider_qp *spdk_rdma_qp,

		struct ibv_recv_wr **bad_wr);



bool spdk_rdma_provider_accel_sequence_supported(void);



#endif /* SPDK_RDMA_H */

lib/rdma_provider/rdma_provider_mlx5_dv.c

+12 −0
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ 
#include "spdk/dma.h"



#include "spdk_internal/rdma_provider.h"

#include "spdk_internal/mlx5.h"

#include "spdk/log.h"

#include "spdk/util.h"
@@ -140,6 +141,11 @@ spdk_rdma_provider_qp_create(struct rdma_cm_id *cm_id, 
		return NULL;

	}

	if (qp_attr->domain_transfer) {

		if (!spdk_rdma_provider_accel_sequence_supported()) {

			SPDK_ERRLOG("Data transfer functionality is not supported\n");

			spdk_rdma_provider_qp_destroy(&mlx5_qp->common);

			return NULL;

		}

		spdk_memory_domain_set_data_transfer(mlx5_qp->common.domain, qp_attr->domain_transfer);

	}
@@ -332,3 +338,9 @@ spdk_rdma_provider_qp_flush_send_wrs(struct spdk_rdma_provider_qp *spdk_rdma_qp, 


	return rc;

}



bool

spdk_rdma_provider_accel_sequence_supported(void)

{

	return spdk_mlx5_umr_implementer_is_registered();

}

lib/rdma_provider/rdma_provider_verbs.c

+6 −0
Original line number Diff line number Diff line
@@ -181,3 +181,9 @@ spdk_rdma_provider_qp_flush_send_wrs(struct spdk_rdma_provider_qp *spdk_rdma_qp, 


	return rc;

}



bool

spdk_rdma_provider_accel_sequence_supported(void)

{

	return false;

}

lib/rdma_provider/spdk_rdma_provider.map

+1 −0
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ 
	spdk_rdma_provider_qp_flush_send_wrs;

	spdk_rdma_provider_qp_queue_recv_wrs;

	spdk_rdma_provider_qp_flush_recv_wrs;

	spdk_rdma_provider_accel_sequence_supported;



	local: *;

};

mk/spdk.lib_deps.mk

+1 −1
Original line number Diff line number Diff line
@@ -38,7 +38,7 @@ DEPDIRS-json := log util 
DEPDIRS-rdma_utils := dma log util

DEPDIRS-rdma_provider := log util rdma_utils

ifeq ($(CONFIG_RDMA_PROV),mlx5_dv)

DEPDIRS-rdma_provider += dma

DEPDIRS-rdma_provider += dma mlx5

endif

DEPDIRS-reduce := log util

DEPDIRS-thread := log util trace