12 	struct snd_efw *efw = substream->rmidi->private_data;  in midi_open()  local
15 	err = snd_efw_stream_lock_try(efw);  in midi_open()
19 	mutex_lock(&efw->mutex);  in midi_open()
20 	err = snd_efw_stream_reserve_duplex(efw, 0, 0, 0);  in midi_open()
22 		++efw->substreams_counter;  in midi_open()
23 		err = snd_efw_stream_start_duplex(efw);  in midi_open()
25 			--efw->substreams_counter;  in midi_open()
27 	mutex_unlock(&efw->mutex);  in midi_open()
29 		snd_efw_stream_lock_release(efw);  in midi_open()
36 	struct snd_efw *efw = substream->rmidi->private_data;  in midi_close()  local
38 	mutex_lock(&efw->mutex);  in midi_close()
39 	--efw->substreams_counter;  in midi_close()
40 	snd_efw_stream_stop_duplex(efw);  in midi_close()
41 	mutex_unlock(&efw->mutex);  in midi_close()
43 	snd_efw_stream_lock_release(efw);  in midi_close()
49 	struct snd_efw *efw = substrm->rmidi->private_data;  in midi_capture_trigger()  local
52 	spin_lock_irqsave(&efw->lock, flags);  in midi_capture_trigger()
55 		amdtp_am824_midi_trigger(&efw->tx_stream,  in midi_capture_trigger()
58 		amdtp_am824_midi_trigger(&efw->tx_stream,  in midi_capture_trigger()
61 	spin_unlock_irqrestore(&efw->lock, flags);  in midi_capture_trigger()
66 	struct snd_efw *efw = substrm->rmidi->private_data;  in midi_playback_trigger()  local
69 	spin_lock_irqsave(&efw->lock, flags);  in midi_playback_trigger()
72 		amdtp_am824_midi_trigger(&efw->rx_stream,  in midi_playback_trigger()
75 		amdtp_am824_midi_trigger(&efw->rx_stream,  in midi_playback_trigger()
78 	spin_unlock_irqrestore(&efw->lock, flags);  in midi_playback_trigger()
81 static void set_midi_substream_names(struct snd_efw *efw,  in set_midi_substream_names()  argument
88 			 "%s MIDI %d", efw->card->shortname, subs->number + 1);  in set_midi_substream_names()
92 int snd_efw_create_midi_devices(struct snd_efw *efw)  in snd_efw_create_midi_devices()  argument
109 	err = snd_rawmidi_new(efw->card, efw->card->driver, 0,  in snd_efw_create_midi_devices()
110 			      efw->midi_out_ports, efw->midi_in_ports,  in snd_efw_create_midi_devices()
116 		 "%s MIDI", efw->card->shortname);  in snd_efw_create_midi_devices()
117 	rmidi->private_data = efw;  in snd_efw_create_midi_devices()
119 	if (efw->midi_in_ports > 0) {  in snd_efw_create_midi_devices()
127 		set_midi_substream_names(efw, str);  in snd_efw_create_midi_devices()
130 	if (efw->midi_out_ports > 0) {  in snd_efw_create_midi_devices()
138 		set_midi_substream_names(efw, str);  in snd_efw_create_midi_devices()
141 	if ((efw->midi_out_ports > 0) && (efw->midi_in_ports > 0))  in snd_efw_create_midi_devices()