58 static void snd_virmidi_init_event(struct snd_virmidi *vmidi,  in snd_virmidi_init_event()  argument
62 	ev->source.port = vmidi->port;  in snd_virmidi_init_event()
63 	switch (vmidi->seq_mode) {  in snd_virmidi_init_event()
69 		ev->dest.client = vmidi->client;  in snd_virmidi_init_event()
70 		ev->dest.port = vmidi->port;  in snd_virmidi_init_event()
82 	struct snd_virmidi *vmidi;  in snd_virmidi_dev_receive_event()  local
87 	list_for_each_entry(vmidi, &rdev->filelist, list) {  in snd_virmidi_dev_receive_event()
88 		if (!vmidi->trigger)  in snd_virmidi_dev_receive_event()
93 			snd_seq_dump_var_event(ev, (snd_seq_dump_func_t)snd_rawmidi_receive, vmidi->substream);  in snd_virmidi_dev_receive_event()
95 			len = snd_midi_event_decode(vmidi->parser, msg, sizeof(msg), ev);  in snd_virmidi_dev_receive_event()
97 				snd_rawmidi_receive(vmidi->substream, msg, len);  in snd_virmidi_dev_receive_event()
141 	struct snd_virmidi *vmidi = substream->runtime->private_data;  in snd_virmidi_input_trigger()  local
144 		vmidi->trigger = 1;  in snd_virmidi_input_trigger()
146 		vmidi->trigger = 0;  in snd_virmidi_input_trigger()
155 	struct snd_virmidi *vmidi = substream->runtime->private_data;  in snd_virmidi_output_trigger()  local
161 		vmidi->trigger = 1;  in snd_virmidi_output_trigger()
162 		if (vmidi->seq_mode == SNDRV_VIRMIDI_SEQ_DISPATCH &&  in snd_virmidi_output_trigger()
163 		    !(vmidi->rdev->flags & SNDRV_VIRMIDI_SUBSCRIBE)) {  in snd_virmidi_output_trigger()
170 		if (vmidi->event.type != SNDRV_SEQ_EVENT_NONE) {  in snd_virmidi_output_trigger()
171 			if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, in_atomic(), 0) < 0)  in snd_virmidi_output_trigger()
173 			vmidi->event.type = SNDRV_SEQ_EVENT_NONE;  in snd_virmidi_output_trigger()
182 				res = snd_midi_event_encode(vmidi->parser, pbuf, count, &vmidi->event);  in snd_virmidi_output_trigger()
184 					snd_midi_event_reset_encode(vmidi->parser);  in snd_virmidi_output_trigger()
190 				if (vmidi->event.type != SNDRV_SEQ_EVENT_NONE) {  in snd_virmidi_output_trigger()
191 					if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, in_atomic(), 0) < 0)  in snd_virmidi_output_trigger()
193 					vmidi->event.type = SNDRV_SEQ_EVENT_NONE;  in snd_virmidi_output_trigger()
200 		vmidi->trigger = 0;  in snd_virmidi_output_trigger()
211 	struct snd_virmidi *vmidi;  in snd_virmidi_input_open()  local
214 	vmidi = kzalloc(sizeof(*vmidi), GFP_KERNEL);  in snd_virmidi_input_open()
215 	if (vmidi == NULL)  in snd_virmidi_input_open()
217 	vmidi->substream = substream;  in snd_virmidi_input_open()
218 	if (snd_midi_event_new(0, &vmidi->parser) < 0) {  in snd_virmidi_input_open()
219 		kfree(vmidi);  in snd_virmidi_input_open()
222 	vmidi->seq_mode = rdev->seq_mode;  in snd_virmidi_input_open()
223 	vmidi->client = rdev->client;  in snd_virmidi_input_open()
224 	vmidi->port = rdev->port;	  in snd_virmidi_input_open()
225 	runtime->private_data = vmidi;  in snd_virmidi_input_open()
227 	list_add_tail(&vmidi->list, &rdev->filelist);  in snd_virmidi_input_open()
229 	vmidi->rdev = rdev;  in snd_virmidi_input_open()
240 	struct snd_virmidi *vmidi;  in snd_virmidi_output_open()  local
242 	vmidi = kzalloc(sizeof(*vmidi), GFP_KERNEL);  in snd_virmidi_output_open()
243 	if (vmidi == NULL)  in snd_virmidi_output_open()
245 	vmidi->substream = substream;  in snd_virmidi_output_open()
246 	if (snd_midi_event_new(MAX_MIDI_EVENT_BUF, &vmidi->parser) < 0) {  in snd_virmidi_output_open()
247 		kfree(vmidi);  in snd_virmidi_output_open()
250 	vmidi->seq_mode = rdev->seq_mode;  in snd_virmidi_output_open()
251 	vmidi->client = rdev->client;  in snd_virmidi_output_open()
252 	vmidi->port = rdev->port;  in snd_virmidi_output_open()
253 	snd_virmidi_init_event(vmidi, &vmidi->event);  in snd_virmidi_output_open()
254 	vmidi->rdev = rdev;  in snd_virmidi_output_open()
255 	runtime->private_data = vmidi;  in snd_virmidi_output_open()
265 	struct snd_virmidi *vmidi = substream->runtime->private_data;  in snd_virmidi_input_close()  local
268 	list_del(&vmidi->list);  in snd_virmidi_input_close()
270 	snd_midi_event_free(vmidi->parser);  in snd_virmidi_input_close()
272 	kfree(vmidi);  in snd_virmidi_input_close()
281 	struct snd_virmidi *vmidi = substream->runtime->private_data;  in snd_virmidi_output_close()  local
282 	snd_midi_event_free(vmidi->parser);  in snd_virmidi_output_close()
284 	kfree(vmidi);  in snd_virmidi_output_close()