64 	struct seq_midisynth *msynth;  in snd_midi_input_event()  local
72 	msynth = runtime->private_data;  in snd_midi_input_event()
73 	if (msynth == NULL)  in snd_midi_input_event()
80 		if (msynth->parser == NULL)  in snd_midi_input_event()
84 			if (!snd_midi_event_encode_byte(msynth->parser,  in snd_midi_input_event()
87 			ev.source.port = msynth->seq_port;  in snd_midi_input_event()
89 			snd_seq_kernel_client_dispatch(msynth->seq_client, &ev, 1, 0);  in snd_midi_input_event()
118 	struct seq_midisynth *msynth = private_data;  in event_process_midi()  local
123 	if (snd_BUG_ON(!msynth))  in event_process_midi()
125 	substream = msynth->output_rfile.output;  in event_process_midi()
135 		snd_midi_event_reset_decode(msynth->parser);  in event_process_midi()
137 		if (msynth->parser == NULL)  in event_process_midi()
139 		len = snd_midi_event_decode(msynth->parser, msg, sizeof(msg), ev);  in event_process_midi()
143 			snd_midi_event_reset_decode(msynth->parser);  in event_process_midi()
149 static int snd_seq_midisynth_new(struct seq_midisynth *msynth,  in snd_seq_midisynth_new()  argument
154 	if (snd_midi_event_new(MAX_MIDI_EVENT_BUF, &msynth->parser) < 0)  in snd_seq_midisynth_new()
156 	msynth->card = card;  in snd_seq_midisynth_new()
157 	msynth->device = device;  in snd_seq_midisynth_new()
158 	msynth->subdevice = subdevice;  in snd_seq_midisynth_new()
166 	struct seq_midisynth *msynth = private_data;  in midisynth_subscribe()  local
171 	err = snd_rawmidi_kernel_open(msynth->card, msynth->device,  in midisynth_subscribe()
172 				      msynth->subdevice,  in midisynth_subscribe()
174 				      &msynth->input_rfile);  in midisynth_subscribe()
179 	runtime = msynth->input_rfile.input->runtime;  in midisynth_subscribe()
183 	err = snd_rawmidi_input_params(msynth->input_rfile.input, &params);  in midisynth_subscribe()
185 		snd_rawmidi_kernel_release(&msynth->input_rfile);  in midisynth_subscribe()
188 	snd_midi_event_reset_encode(msynth->parser);  in midisynth_subscribe()
190 	runtime->private_data = msynth;  in midisynth_subscribe()
191 	snd_rawmidi_kernel_read(msynth->input_rfile.input, NULL, 0);  in midisynth_subscribe()
199 	struct seq_midisynth *msynth = private_data;  in midisynth_unsubscribe()  local
201 	if (snd_BUG_ON(!msynth->input_rfile.input))  in midisynth_unsubscribe()
203 	err = snd_rawmidi_kernel_release(&msynth->input_rfile);  in midisynth_unsubscribe()
211 	struct seq_midisynth *msynth = private_data;  in midisynth_use()  local
215 	err = snd_rawmidi_kernel_open(msynth->card, msynth->device,  in midisynth_use()
216 				      msynth->subdevice,  in midisynth_use()
218 				      &msynth->output_rfile);  in midisynth_use()
227 	err = snd_rawmidi_output_params(msynth->output_rfile.output, &params);  in midisynth_use()
229 		snd_rawmidi_kernel_release(&msynth->output_rfile);  in midisynth_use()
232 	snd_midi_event_reset_decode(msynth->parser);  in midisynth_use()
239 	struct seq_midisynth *msynth = private_data;  in midisynth_unuse()  local
241 	if (snd_BUG_ON(!msynth->output_rfile.output))  in midisynth_unuse()
243 	snd_rawmidi_drain_output(msynth->output_rfile.output);  in midisynth_unuse()
244 	return snd_rawmidi_kernel_release(&msynth->output_rfile);  in midisynth_unuse()
248 static void snd_seq_midisynth_delete(struct seq_midisynth *msynth)  in snd_seq_midisynth_delete()  argument
250 	if (msynth == NULL)  in snd_seq_midisynth_delete()
253 	if (msynth->seq_client > 0) {  in snd_seq_midisynth_delete()
255 		snd_seq_event_port_detach(msynth->seq_client, msynth->seq_port);  in snd_seq_midisynth_delete()
258 	snd_midi_event_free(msynth->parser);  in snd_seq_midisynth_delete()
267 	struct seq_midisynth *msynth, *ms;  in snd_seq_midisynth_probe()  local
324 	msynth = kcalloc(ports, sizeof(struct seq_midisynth), GFP_KERNEL);  in snd_seq_midisynth_probe()
326 	if (msynth == NULL || port == NULL)  in snd_seq_midisynth_probe()
330 		ms = &msynth[p];  in snd_seq_midisynth_probe()
391 	client->ports[device] = msynth;  in snd_seq_midisynth_probe()
401 	if (msynth != NULL) {  in snd_seq_midisynth_probe()
403 	      		snd_seq_midisynth_delete(&msynth[p]);  in snd_seq_midisynth_probe()
404 		kfree(msynth);  in snd_seq_midisynth_probe()
422 	struct seq_midisynth *msynth;  in snd_seq_midisynth_remove()  local
434 	msynth = client->ports[device];  in snd_seq_midisynth_remove()
437 		snd_seq_midisynth_delete(&msynth[p]);  in snd_seq_midisynth_remove()
438 	kfree(msynth);  in snd_seq_midisynth_remove()