Lines Matching refs:midi
237 struct emu10k1x_midi midi;
788 if (chip->midi.interrupt)
789 chip->midi.interrupt(chip, status);
1199 struct emu10k1x_midi *midi, unsigned int status)
1203 if (midi->rmidi == NULL) {
1204 snd_emu10k1x_intr_disable(emu, midi->tx_enable | midi->rx_enable);
1208 spin_lock(&midi->input_lock);
1209 if ((status & midi->ipr_rx) && mpu401_input_avail(emu, midi)) {
1210 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_INPUT)) {
1211 mpu401_clear_rx(emu, midi);
1213 byte = mpu401_read_data(emu, midi);
1214 if (midi->substream_input)
1215 snd_rawmidi_receive(midi->substream_input, &byte, 1);
1218 spin_unlock(&midi->input_lock);
1220 spin_lock(&midi->output_lock);
1221 if ((status & midi->ipr_tx) && mpu401_output_ready(emu, midi)) {
1222 if (midi->substream_output &&
1223 snd_rawmidi_transmit(midi->substream_output, &byte, 1) == 1) {
1224 mpu401_write_data(emu, midi, byte);
1226 snd_emu10k1x_intr_disable(emu, midi->tx_enable);
1229 spin_unlock(&midi->output_lock);
1234 do_emu10k1x_midi_interrupt(emu, &emu->midi, status);
1238 struct emu10k1x_midi *midi, unsigned char cmd, int ack)
1243 spin_lock_irqsave(&midi->input_lock, flags);
1244 mpu401_write_data(emu, midi, 0x00);
1245 /* mpu401_clear_rx(emu, midi); */
1247 mpu401_write_cmd(emu, midi, cmd);
1252 if (mpu401_input_avail(emu, midi)) {
1253 if (mpu401_read_data(emu, midi) == MPU401_ACK)
1257 if (!ok && mpu401_read_data(emu, midi) == MPU401_ACK)
1262 spin_unlock_irqrestore(&midi->input_lock, flags);
1267 mpu401_read_stat(emu, midi),
1268 mpu401_read_data(emu, midi));
1277 struct emu10k1x_midi *midi = substream->rmidi->private_data;
1280 emu = midi->emu;
1283 spin_lock_irqsave(&midi->open_lock, flags);
1284 midi->midi_mode |= EMU10K1X_MIDI_MODE_INPUT;
1285 midi->substream_input = substream;
1286 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_OUTPUT)) {
1287 spin_unlock_irqrestore(&midi->open_lock, flags);
1288 if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 1))
1290 if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_ENTER_UART, 1))
1293 spin_unlock_irqrestore(&midi->open_lock, flags);
1304 struct emu10k1x_midi *midi = substream->rmidi->private_data;
1307 emu = midi->emu;
1310 spin_lock_irqsave(&midi->open_lock, flags);
1311 midi->midi_mode |= EMU10K1X_MIDI_MODE_OUTPUT;
1312 midi->substream_output = substream;
1313 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_INPUT)) {
1314 spin_unlock_irqrestore(&midi->open_lock, flags);
1315 if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 1))
1317 if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_ENTER_UART, 1))
1320 spin_unlock_irqrestore(&midi->open_lock, flags);
1331 struct emu10k1x_midi *midi = substream->rmidi->private_data;
1335 emu = midi->emu;
1338 spin_lock_irqsave(&midi->open_lock, flags);
1339 snd_emu10k1x_intr_disable(emu, midi->rx_enable);
1340 midi->midi_mode &= ~EMU10K1X_MIDI_MODE_INPUT;
1341 midi->substream_input = NULL;
1342 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_OUTPUT)) {
1343 spin_unlock_irqrestore(&midi->open_lock, flags);
1344 err = snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 0);
1346 spin_unlock_irqrestore(&midi->open_lock, flags);
1354 struct emu10k1x_midi *midi = substream->rmidi->private_data;
1358 emu = midi->emu;
1361 spin_lock_irqsave(&midi->open_lock, flags);
1362 snd_emu10k1x_intr_disable(emu, midi->tx_enable);
1363 midi->midi_mode &= ~EMU10K1X_MIDI_MODE_OUTPUT;
1364 midi->substream_output = NULL;
1365 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_INPUT)) {
1366 spin_unlock_irqrestore(&midi->open_lock, flags);
1367 err = snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 0);
1369 spin_unlock_irqrestore(&midi->open_lock, flags);
1377 struct emu10k1x_midi *midi = substream->rmidi->private_data;
1378 emu = midi->emu;
1383 snd_emu10k1x_intr_enable(emu, midi->rx_enable);
1385 snd_emu10k1x_intr_disable(emu, midi->rx_enable);
1391 struct emu10k1x_midi *midi = substream->rmidi->private_data;
1394 emu = midi->emu;
1403 spin_lock_irqsave(&midi->output_lock, flags);
1405 if (mpu401_output_ready(emu, midi)) {
1406 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_OUTPUT) ||
1409 spin_unlock_irqrestore(&midi->output_lock, flags);
1412 mpu401_write_data(emu, midi, byte);
1418 spin_unlock_irqrestore(&midi->output_lock, flags);
1419 snd_emu10k1x_intr_enable(emu, midi->tx_enable);
1421 snd_emu10k1x_intr_disable(emu, midi->tx_enable);
1445 struct emu10k1x_midi *midi = rmidi->private_data;
1446 midi->interrupt = NULL;
1447 midi->rmidi = NULL;
1451 struct emu10k1x_midi *midi, int device,
1460 midi->emu = emu;
1461 spin_lock_init(&midi->open_lock);
1462 spin_lock_init(&midi->input_lock);
1463 spin_lock_init(&midi->output_lock);
1470 rmidi->private_data = midi;
1472 midi->rmidi = rmidi;
1478 struct emu10k1x_midi *midi = &emu->midi;
1481 err = emu10k1x_midi_init(emu, midi, 0, "EMU10K1X MPU-401 (UART)");
1485 midi->tx_enable = INTE_MIDITXENABLE;
1486 midi->rx_enable = INTE_MIDIRXENABLE;
1487 midi->port = MUDATA;
1488 midi->ipr_tx = IPR_MIDITRANSBUFEMPTY;
1489 midi->ipr_rx = IPR_MIDIRECVBUFEMPTY;
1490 midi->interrupt = snd_emu10k1x_midi_interrupt;