301 	struct mthca_ucontext           *context;  in mthca_alloc_ucontext()  local
315 	context = kmalloc(sizeof *context, GFP_KERNEL);  in mthca_alloc_ucontext()
316 	if (!context)  in mthca_alloc_ucontext()
319 	err = mthca_uar_alloc(to_mdev(ibdev), &context->uar);  in mthca_alloc_ucontext()
321 		kfree(context);  in mthca_alloc_ucontext()
325 	context->db_tab = mthca_init_user_db_tab(to_mdev(ibdev));  in mthca_alloc_ucontext()
326 	if (IS_ERR(context->db_tab)) {  in mthca_alloc_ucontext()
327 		err = PTR_ERR(context->db_tab);  in mthca_alloc_ucontext()
328 		mthca_uar_free(to_mdev(ibdev), &context->uar);  in mthca_alloc_ucontext()
329 		kfree(context);  in mthca_alloc_ucontext()
334 		mthca_cleanup_user_db_tab(to_mdev(ibdev), &context->uar, context->db_tab);  in mthca_alloc_ucontext()
335 		mthca_uar_free(to_mdev(ibdev), &context->uar);  in mthca_alloc_ucontext()
336 		kfree(context);  in mthca_alloc_ucontext()
340 	context->reg_mr_warned = 0;  in mthca_alloc_ucontext()
342 	return &context->ibucontext;  in mthca_alloc_ucontext()
345 static int mthca_dealloc_ucontext(struct ib_ucontext *context)  in mthca_dealloc_ucontext()  argument
347 	mthca_cleanup_user_db_tab(to_mdev(context->device), &to_mucontext(context)->uar,  in mthca_dealloc_ucontext()
348 				  to_mucontext(context)->db_tab);  in mthca_dealloc_ucontext()
349 	mthca_uar_free(to_mdev(context->device), &to_mucontext(context)->uar);  in mthca_dealloc_ucontext()
350 	kfree(to_mucontext(context));  in mthca_dealloc_ucontext()
355 static int mthca_mmap_uar(struct ib_ucontext *context,  in mthca_mmap_uar()  argument
364 			       to_mucontext(context)->uar.pfn,  in mthca_mmap_uar()
372 				    struct ib_ucontext *context,  in mthca_alloc_pd()  argument
382 	err = mthca_pd_alloc(to_mdev(ibdev), !context, pd);  in mthca_alloc_pd()
388 	if (context) {  in mthca_alloc_pd()
439 	struct mthca_ucontext *context = NULL;  in mthca_create_srq()  local
451 		context = to_mucontext(pd->uobject->context);  in mthca_create_srq()
458 		err = mthca_map_user_db(to_mdev(pd->device), &context->uar,  in mthca_create_srq()
459 					context->db_tab, ucmd.db_index,  in mthca_create_srq()
473 		mthca_unmap_user_db(to_mdev(pd->device), &context->uar,  in mthca_create_srq()
474 				    context->db_tab, ucmd.db_index);  in mthca_create_srq()
479 	if (context && ib_copy_to_udata(udata, &srq->srqn, sizeof (__u32))) {  in mthca_create_srq()
495 	struct mthca_ucontext *context;  in mthca_destroy_srq()  local
498 		context = to_mucontext(srq->uobject->context);  in mthca_destroy_srq()
500 		mthca_unmap_user_db(to_mdev(srq->device), &context->uar,  in mthca_destroy_srq()
501 				    context->db_tab, to_msrq(srq)->db_index);  in mthca_destroy_srq()
526 		struct mthca_ucontext *context;  in mthca_create_qp()  local
533 			context = to_mucontext(pd->uobject->context);  in mthca_create_qp()
540 			err = mthca_map_user_db(to_mdev(pd->device), &context->uar,  in mthca_create_qp()
541 						context->db_tab,  in mthca_create_qp()
548 			err = mthca_map_user_db(to_mdev(pd->device), &context->uar,  in mthca_create_qp()
549 						context->db_tab,  in mthca_create_qp()
553 						    &context->uar,  in mthca_create_qp()
554 						    context->db_tab,  in mthca_create_qp()
572 			context = to_mucontext(pd->uobject->context);  in mthca_create_qp()
575 					    &context->uar,  in mthca_create_qp()
576 					    context->db_tab,  in mthca_create_qp()
579 					    &context->uar,  in mthca_create_qp()
580 					    context->db_tab,  in mthca_create_qp()
631 				    &to_mucontext(qp->uobject->context)->uar,  in mthca_destroy_qp()
632 				    to_mucontext(qp->uobject->context)->db_tab,  in mthca_destroy_qp()
635 				    &to_mucontext(qp->uobject->context)->uar,  in mthca_destroy_qp()
636 				    to_mucontext(qp->uobject->context)->db_tab,  in mthca_destroy_qp()
646 				     struct ib_ucontext *context,  in mthca_create_cq()  argument
657 	if (context) {  in mthca_create_cq()
661 		err = mthca_map_user_db(to_mdev(ibdev), &to_mucontext(context)->uar,  in mthca_create_cq()
662 					to_mucontext(context)->db_tab,  in mthca_create_cq()
667 		err = mthca_map_user_db(to_mdev(ibdev), &to_mucontext(context)->uar,  in mthca_create_cq()
668 					to_mucontext(context)->db_tab,  in mthca_create_cq()
680 	if (context) {  in mthca_create_cq()
690 			    context ? to_mucontext(context) : NULL,  in mthca_create_cq()
691 			    context ? ucmd.pdn : to_mdev(ibdev)->driver_pd.pd_num,  in mthca_create_cq()
696 	if (context && ib_copy_to_udata(udata, &cq->cqn, sizeof (__u32))) {  in mthca_create_cq()
710 	if (context)  in mthca_create_cq()
711 		mthca_unmap_user_db(to_mdev(ibdev), &to_mucontext(context)->uar,  in mthca_create_cq()
712 				    to_mucontext(context)->db_tab, ucmd.arm_db_index);  in mthca_create_cq()
715 	if (context)  in mthca_create_cq()
716 		mthca_unmap_user_db(to_mdev(ibdev), &to_mucontext(context)->uar,  in mthca_create_cq()
717 				    to_mucontext(context)->db_tab, ucmd.set_db_index);  in mthca_create_cq()
847 				    &to_mucontext(cq->uobject->context)->uar,  in mthca_destroy_cq()
848 				    to_mucontext(cq->uobject->context)->db_tab,  in mthca_destroy_cq()
851 				    &to_mucontext(cq->uobject->context)->uar,  in mthca_destroy_cq()
852 				    to_mucontext(cq->uobject->context)->db_tab,  in mthca_destroy_cq()
990 		if (!to_mucontext(pd->uobject->context)->reg_mr_warned) {  in mthca_reg_user_mr()
995 		++to_mucontext(pd->uobject->context)->reg_mr_warned;  in mthca_reg_user_mr()
1004 	mr->umem = ib_umem_get(pd->uobject->context, start, length, acc,  in mthca_reg_user_mr()