90 static inline bool sti_mbox_channel_is_enabled(struct mbox_chan *chan)  in sti_mbox_channel_is_enabled()  argument
92 	struct sti_channel *chan_info = chan->con_priv;  in sti_mbox_channel_is_enabled()
123 static void sti_mbox_enable_channel(struct mbox_chan *chan)  in sti_mbox_enable_channel()  argument
125 	struct sti_channel *chan_info = chan->con_priv;  in sti_mbox_enable_channel()
138 static void sti_mbox_disable_channel(struct mbox_chan *chan)  in sti_mbox_disable_channel()  argument
140 	struct sti_channel *chan_info = chan->con_priv;  in sti_mbox_disable_channel()
153 static void sti_mbox_clear_irq(struct mbox_chan *chan)  in sti_mbox_clear_irq()  argument
155 	struct sti_channel *chan_info = chan->con_priv;  in sti_mbox_clear_irq()
168 	struct mbox_chan *chan = NULL;  in sti_mbox_irq_to_channel()  local
183 		chan = sti_mbox_to_channel(mbox, instance, channel);  in sti_mbox_irq_to_channel()
184 		if (chan) {  in sti_mbox_irq_to_channel()
192 	return chan;  in sti_mbox_irq_to_channel()
199 	struct mbox_chan *chan;  in sti_mbox_thread_handler()  local
204 		chan = sti_mbox_irq_to_channel(mdev, instance);  in sti_mbox_thread_handler()
205 		if (!chan)  in sti_mbox_thread_handler()
208 		mbox_chan_received_data(chan, NULL);  in sti_mbox_thread_handler()
209 		sti_mbox_clear_irq(chan);  in sti_mbox_thread_handler()
210 		sti_mbox_enable_channel(chan);  in sti_mbox_thread_handler()
222 	struct mbox_chan *chan;  in sti_mbox_irq_handler()  local
227 		chan = sti_mbox_irq_to_channel(mdev, instance);  in sti_mbox_irq_handler()
228 		if (!chan)  in sti_mbox_irq_handler()
230 		chan_info = chan->con_priv;  in sti_mbox_irq_handler()
232 		if (!sti_mbox_channel_is_enabled(chan)) {  in sti_mbox_irq_handler()
245 		sti_mbox_disable_channel(chan);  in sti_mbox_irq_handler()
255 static bool sti_mbox_tx_is_ready(struct mbox_chan *chan)  in sti_mbox_tx_is_ready()  argument
257 	struct sti_channel *chan_info = chan->con_priv;  in sti_mbox_tx_is_ready()
278 static int sti_mbox_send_data(struct mbox_chan *chan, void *data)  in sti_mbox_send_data()  argument
280 	struct sti_channel *chan_info = chan->con_priv;  in sti_mbox_send_data()
296 static int sti_mbox_startup_chan(struct mbox_chan *chan)  in sti_mbox_startup_chan()  argument
298 	sti_mbox_clear_irq(chan);  in sti_mbox_startup_chan()
299 	sti_mbox_enable_channel(chan);  in sti_mbox_startup_chan()
304 static void sti_mbox_shutdown_chan(struct mbox_chan *chan)  in sti_mbox_shutdown_chan()  argument
306 	struct sti_channel *chan_info = chan->con_priv;  in sti_mbox_shutdown_chan()
311 		if (chan == &mbox->chans[i])  in sti_mbox_shutdown_chan()
320 	sti_mbox_disable_channel(chan);  in sti_mbox_shutdown_chan()
321 	sti_mbox_clear_irq(chan);  in sti_mbox_shutdown_chan()
322 	chan->con_priv = NULL;  in sti_mbox_shutdown_chan()
331 	struct mbox_chan *chan = NULL;  in sti_mbox_xlate()  local
361 		if (!chan && !chan_info)  in sti_mbox_xlate()
362 			chan = &mbox->chans[i];  in sti_mbox_xlate()
365 	if (!chan) {  in sti_mbox_xlate()
378 	chan->con_priv = chan_info;  in sti_mbox_xlate()
384 	return chan;  in sti_mbox_xlate()