mlx5/mlx5_ib/mlx5_ib_mr.c

576 static void prep_umr_wqe_common(struct ib_pd *pd, struct ib_send_wr *wr,
581 	struct mlx5_umr_wr *umrwr = umr_wr(wr);
587 	wr->next = NULL;
588 	wr->sg_list = sg;
590 		wr->num_sge = 1;
592 		wr->num_sge = 0;
594 	wr->opcode = MLX5_IB_WR_UMR;
601 static void prep_umr_reg_wqe(struct ib_pd *pd, struct ib_send_wr *wr,
606 	struct mlx5_umr_wr *umrwr = umr_wr(wr);
608 	prep_umr_wqe_common(pd, wr, sg, dma, n, key, page_shift);
610 	wr->send_flags = 0;
619 			       struct ib_send_wr *wr, u32 key)
621 	struct mlx5_umr_wr *umrwr = umr_wr(wr);
623 	wr->send_flags = MLX5_IB_SEND_UMR_UNREG | MLX5_IB_SEND_UMR_FAIL_IF_FREE;
624 	wr->opcode = MLX5_IB_WR_UMR;
709 	umrwr.wr.wr_cqe = &umr_context.cqe;
710 	prep_umr_reg_wqe(pd, &umrwr.wr, &sg, dma, npages, mr->mmkey.key,
714 	err = ib_post_send(umrc->qp, &umrwr.wr, &bad);
760 	struct mlx5_umr_wr wr;
826 		memset(&wr, 0, sizeof(wr));
827 		wr.wr.wr_cqe = &umr_context.cqe;
834 		wr.wr.send_flags = MLX5_IB_SEND_UMR_FAIL_IF_FREE |
836 		wr.wr.sg_list = &sg;
837 		wr.wr.num_sge = 1;
838 		wr.wr.opcode = MLX5_IB_WR_UMR;
839 		wr.npages = sg.length / sizeof(u64);
840 		wr.page_shift = PAGE_SHIFT;
841 		wr.mkey = mr->mmkey.key;
842 		wr.target.offset = start_page_index;
845 		err = ib_post_send(umrc->qp, &wr.wr, &bad);
1037 	umrwr.wr.wr_cqe = &umr_context.cqe;
1038 	prep_umr_unreg_wqe(dev, &umrwr.wr, mr->mmkey.key);
1041 	err = ib_post_send(umrc->qp, &umrwr.wr, &bad);
1079 	umrwr.wr.wr_cqe = &umr_context.cqe;
1080 	umrwr.wr.send_flags = MLX5_IB_SEND_UMR_FAIL_IF_FREE;
1090 		umrwr.wr.send_flags |= MLX5_IB_SEND_UMR_UPDATE_TRANSLATION;
1093 	prep_umr_wqe_common(pd, &umrwr.wr, &sg, dma, npages, mr->mmkey.key,
1098 		umrwr.wr.send_flags |= MLX5_IB_SEND_UMR_UPDATE_PD;
1103 		umrwr.wr.send_flags |= MLX5_IB_SEND_UMR_UPDATE_ACCESS;
1108 	err = ib_post_send(umrc->qp, &umrwr.wr, &bad);