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()
117 	struct seq_midisynth *msynth = private_data;  in event_process_midi()  local
122 	if (snd_BUG_ON(!msynth))  in event_process_midi()
124 	substream = msynth->output_rfile.output;  in event_process_midi()
134 		snd_midi_event_reset_decode(msynth->parser);  in event_process_midi()
136 		if (msynth->parser == NULL)  in event_process_midi()
138 		len = snd_midi_event_decode(msynth->parser, msg, sizeof(msg), ev);  in event_process_midi()
142 			snd_midi_event_reset_decode(msynth->parser);  in event_process_midi()
148 static int snd_seq_midisynth_new(struct seq_midisynth *msynth,  in snd_seq_midisynth_new()  argument
153 	if (snd_midi_event_new(MAX_MIDI_EVENT_BUF, &msynth->parser) < 0)  in snd_seq_midisynth_new()
155 	msynth->card = card;  in snd_seq_midisynth_new()
156 	msynth->device = device;  in snd_seq_midisynth_new()
157 	msynth->subdevice = subdevice;  in snd_seq_midisynth_new()
165 	struct seq_midisynth *msynth = private_data;  in midisynth_subscribe()  local
170 	if ((err = snd_rawmidi_kernel_open(msynth->card, msynth->device,  in midisynth_subscribe()
171 					   msynth->subdevice,  in midisynth_subscribe()
173 					   &msynth->input_rfile)) < 0) {  in midisynth_subscribe()
177 	runtime = msynth->input_rfile.input->runtime;  in midisynth_subscribe()
181 	if ((err = snd_rawmidi_input_params(msynth->input_rfile.input, &params)) < 0) {  in midisynth_subscribe()
182 		snd_rawmidi_kernel_release(&msynth->input_rfile);  in midisynth_subscribe()
185 	snd_midi_event_reset_encode(msynth->parser);  in midisynth_subscribe()
187 	runtime->private_data = msynth;  in midisynth_subscribe()
188 	snd_rawmidi_kernel_read(msynth->input_rfile.input, NULL, 0);  in midisynth_subscribe()
196 	struct seq_midisynth *msynth = private_data;  in midisynth_unsubscribe()  local
198 	if (snd_BUG_ON(!msynth->input_rfile.input))  in midisynth_unsubscribe()
200 	err = snd_rawmidi_kernel_release(&msynth->input_rfile);  in midisynth_unsubscribe()
208 	struct seq_midisynth *msynth = private_data;  in midisynth_use()  local
212 	if ((err = snd_rawmidi_kernel_open(msynth->card, msynth->device,  in midisynth_use()
213 					   msynth->subdevice,  in midisynth_use()
215 					   &msynth->output_rfile)) < 0) {  in midisynth_use()
223 	if ((err = snd_rawmidi_output_params(msynth->output_rfile.output, &params)) < 0) {  in midisynth_use()
224 		snd_rawmidi_kernel_release(&msynth->output_rfile);  in midisynth_use()
227 	snd_midi_event_reset_decode(msynth->parser);  in midisynth_use()
234 	struct seq_midisynth *msynth = private_data;  in midisynth_unuse()  local
236 	if (snd_BUG_ON(!msynth->output_rfile.output))  in midisynth_unuse()
238 	snd_rawmidi_drain_output(msynth->output_rfile.output);  in midisynth_unuse()
239 	return snd_rawmidi_kernel_release(&msynth->output_rfile);  in midisynth_unuse()
243 static void snd_seq_midisynth_delete(struct seq_midisynth *msynth)  in snd_seq_midisynth_delete()  argument
245 	if (msynth == NULL)  in snd_seq_midisynth_delete()
248 	if (msynth->seq_client > 0) {  in snd_seq_midisynth_delete()
250 		snd_seq_event_port_detach(msynth->seq_client, msynth->seq_port);  in snd_seq_midisynth_delete()
253 	snd_midi_event_free(msynth->parser);  in snd_seq_midisynth_delete()
262 	struct seq_midisynth *msynth, *ms;  in snd_seq_midisynth_probe()  local
319 	msynth = kcalloc(ports, sizeof(struct seq_midisynth), GFP_KERNEL);  in snd_seq_midisynth_probe()
321 	if (msynth == NULL || port == NULL)  in snd_seq_midisynth_probe()
325 		ms = &msynth[p];  in snd_seq_midisynth_probe()
386 	client->ports[device] = msynth;  in snd_seq_midisynth_probe()
396 	if (msynth != NULL) {  in snd_seq_midisynth_probe()
398 	      		snd_seq_midisynth_delete(&msynth[p]);  in snd_seq_midisynth_probe()
399 		kfree(msynth);  in snd_seq_midisynth_probe()
417 	struct seq_midisynth *msynth;  in snd_seq_midisynth_remove()  local
429 	msynth = client->ports[device];  in snd_seq_midisynth_remove()
432 		snd_seq_midisynth_delete(&msynth[p]);  in snd_seq_midisynth_remove()
433 	kfree(msynth);  in snd_seq_midisynth_remove()