233 static struct rio_channel *riocm_ch_alloc(u16 ch_num);
1288 static struct rio_channel *riocm_ch_alloc(u16 ch_num)  in riocm_ch_alloc()  argument
1298 	if (ch_num) {  in riocm_ch_alloc()
1300 		start = ch_num;  in riocm_ch_alloc()
1301 		end = ch_num + 1;  in riocm_ch_alloc()
1351 static struct rio_channel *riocm_ch_create(u16 *ch_num)  in riocm_ch_create()  argument
1355 	ch = riocm_ch_alloc(*ch_num);  in riocm_ch_create()
1359 			    *ch_num, PTR_ERR(ch));  in riocm_ch_create()
1361 		*ch_num = ch->id;  in riocm_ch_create()
1666 	u16 ch_num;  in cm_chan_create()  local
1669 	if (get_user(ch_num, p))  in cm_chan_create()
1673 		    ch_num, current->comm, task_pid_nr(current));  in cm_chan_create()
1674 	ch = riocm_ch_create(&ch_num);  in cm_chan_create()
1680 		    ch_num, current->comm, task_pid_nr(current));  in cm_chan_create()
1681 	return put_user(ch_num, p);  in cm_chan_create()
1692 	u16 ch_num;  in cm_chan_close()  local
1695 	if (get_user(ch_num, p))  in cm_chan_close()
1699 		    ch_num, current->comm, task_pid_nr(current));  in cm_chan_close()
1702 	ch = idr_find(&ch_idr, ch_num);  in cm_chan_close()
1740 	u16 ch_num;  in cm_chan_listen()  local
1742 	if (get_user(ch_num, p))  in cm_chan_listen()
1745 	return riocm_ch_listen(ch_num);  in cm_chan_listen()
1763 		    param.ch_num, current->comm, task_pid_nr(current));  in cm_chan_accept()
1768 	ch = riocm_ch_accept(param.ch_num, &param.ch_num, accept_to);  in cm_chan_accept()
1855 	ret = riocm_ch_send(msg.ch_num, buf, msg.size);  in cm_chan_msg_send()
1876 	if (msg.ch_num == 0 || msg.size == 0)  in cm_chan_msg_rcv()
1879 	ch = riocm_get_channel(msg.ch_num);  in cm_chan_msg_rcv()