77 	if (chan->cl->tx_prepare)  in msg_submit()
78 		chan->cl->tx_prepare(chan->cl, data);  in msg_submit()
108 	if (mssg && chan->cl->tx_done)  in tx_tick()
109 		chan->cl->tx_done(chan->cl, mssg, r);  in tx_tick()
111 	if (chan->cl->tx_block)  in tx_tick()
125 		if (chan->active_req && chan->cl) {  in txdone_hrtimer()
154 	if (chan->cl->rx_callback)  in mbox_chan_received_data()
155 		chan->cl->rx_callback(chan->cl, mssg);  in mbox_chan_received_data()
253 	if (!chan || !chan->cl)  in mbox_send_message()
264 	if (chan->cl->tx_block && chan->active_req) {  in mbox_send_message()
268 		if (!chan->cl->tx_tout) /* wait forever */  in mbox_send_message()
271 			wait = msecs_to_jiffies(chan->cl->tx_tout);  in mbox_send_message()
301 struct mbox_chan *mbox_request_channel(struct mbox_client *cl, int index)  in mbox_request_channel()  argument
303 	struct device *dev = cl->dev;  in mbox_request_channel()
338 	if (chan->cl || !try_module_get(mbox->dev->driver->owner)) {  in mbox_request_channel()
348 	chan->cl = cl;  in mbox_request_channel()
351 	if (chan->txdone_method	== TXDONE_BY_POLL && cl->knows_txdone)  in mbox_request_channel()
368 struct mbox_chan *mbox_request_channel_byname(struct mbox_client *cl,  in mbox_request_channel_byname()  argument
371 	struct device_node *np = cl->dev->of_node;  in mbox_request_channel_byname()
377 		dev_err(cl->dev, "%s() currently only supports DT\n", __func__);  in mbox_request_channel_byname()
382 		dev_err(cl->dev,  in mbox_request_channel_byname()
393 	return mbox_request_channel(cl, index);  in mbox_request_channel_byname()
406 	if (!chan || !chan->cl)  in mbox_free_channel()
413 	chan->cl = NULL;  in mbox_free_channel()
465 		chan->cl = NULL;  in mbox_controller_register()