911 	if (bo->total_slice_nents > qdev->dbc[hdr->dbc_id].nelem) {  in qaic_attach_slicing_bo()
1055 		avail += dbc->nelem;  in copy_exec_reqs()
1062 	if (tail + slice->nents > dbc->nelem) {  in copy_exec_reqs()
1063 		avail = dbc->nelem - tail;  in copy_exec_reqs()
1076 	*ptail = (tail + slice->nents) % dbc->nelem;  in copy_exec_reqs()
1102 		avail += dbc->nelem;  in copy_partial_exec_reqs()
1126 		if (tail + first_n > dbc->nelem) {  in copy_partial_exec_reqs()
1127 			avail = dbc->nelem - tail;  in copy_partial_exec_reqs()
1144 	last_req = dbc->req_q_base + (tail + first_n) % dbc->nelem * get_dbc_req_elem_size();  in copy_partial_exec_reqs()
1156 	*ptail = (tail + first_n + 1) % dbc->nelem;  in copy_partial_exec_reqs()
1367 	queue_level = head <= tail ? tail - head : dbc->nelem - (head - tail);  in __qaic_execute_bo_ioctl()
1613 		head = (head + 1) % dbc->nelem;  in dbc_irq_threaded_fn()
1874 	dbc->nelem = 0;  in release_dbc()