367 static void rx_post(struct mlx5_vdpa_qp *vqp, int n)  in rx_post()  argument
369 	vqp->head += n;  in rx_post()
370 	vqp->db.db[0] = cpu_to_be32(vqp->head);  in rx_post()
376 	struct mlx5_vdpa_qp *vqp;  in qp_prepare()  local
380 	vqp = fw ? &mvq->fwqp : &mvq->vqqp;  in qp_prepare()
383 	if (vqp->fw) {  in qp_prepare()
398 	MLX5_SET(qpc, qpc, log_page_size, vqp->frag_buf.page_shift - MLX5_ADAPTER_PAGE_SHIFT);  in qp_prepare()
404 	mlx5_fill_page_frag_array(&vqp->frag_buf, pas);  in qp_prepare()
407 static int rq_buf_alloc(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_qp *vqp, u32 num_ent)  in rq_buf_alloc()  argument
410 					num_ent * sizeof(struct mlx5_wqe_data_seg), &vqp->frag_buf,  in rq_buf_alloc()
414 static void rq_buf_free(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_qp *vqp)  in rq_buf_free()  argument
416 	mlx5_frag_buf_free(ndev->mvdev.mdev, &vqp->frag_buf);  in rq_buf_free()
420 		     struct mlx5_vdpa_qp *vqp)  in qp_create()  argument
429 	if (!vqp->fw) {  in qp_create()
430 		vqp = &mvq->vqqp;  in qp_create()
431 		err = rq_buf_alloc(ndev, vqp, mvq->num_ent);  in qp_create()
435 		err = mlx5_db_alloc(ndev->mvdev.mdev, &vqp->db);  in qp_create()
438 		inlen += vqp->frag_buf.npages * sizeof(__be64);  in qp_create()
447 	qp_prepare(ndev, vqp->fw, in, mvq, mvq->num_ent);  in qp_create()
453 	if (!vqp->fw)  in qp_create()
454 		MLX5_SET64(qpc, qpc, dbr_addr, vqp->db.dma);  in qp_create()
461 	vqp->mqp.uid = ndev->mvdev.res.uid;  in qp_create()
462 	vqp->mqp.qpn = MLX5_GET(create_qp_out, out, qpn);  in qp_create()
464 	if (!vqp->fw)  in qp_create()
465 		rx_post(vqp, mvq->num_ent);  in qp_create()
470 	if (!vqp->fw)  in qp_create()
471 		mlx5_db_free(ndev->mvdev.mdev, &vqp->db);  in qp_create()
473 	if (!vqp->fw)  in qp_create()
474 		rq_buf_free(ndev, vqp);  in qp_create()
479 static void qp_destroy(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_qp *vqp)  in qp_destroy()  argument
484 	MLX5_SET(destroy_qp_in, in, qpn, vqp->mqp.qpn);  in qp_destroy()
487 		mlx5_vdpa_warn(&ndev->mvdev, "destroy qp 0x%x\n", vqp->mqp.qpn);  in qp_destroy()
488 	if (!vqp->fw) {  in qp_destroy()
489 		mlx5_db_free(ndev->mvdev.mdev, &vqp->db);  in qp_destroy()
490 		rq_buf_free(ndev, vqp);  in qp_destroy()