Lines Matching refs:midi
239 struct emu10k1x_midi midi; member
811 if (chip->midi.interrupt) in snd_emu10k1x_interrupt()
812 chip->midi.interrupt(chip, status); in snd_emu10k1x_interrupt()
1238 struct emu10k1x_midi *midi, unsigned int status) in do_emu10k1x_midi_interrupt() argument
1242 if (midi->rmidi == NULL) { in do_emu10k1x_midi_interrupt()
1243 snd_emu10k1x_intr_disable(emu, midi->tx_enable | midi->rx_enable); in do_emu10k1x_midi_interrupt()
1247 spin_lock(&midi->input_lock); in do_emu10k1x_midi_interrupt()
1248 if ((status & midi->ipr_rx) && mpu401_input_avail(emu, midi)) { in do_emu10k1x_midi_interrupt()
1249 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_INPUT)) { in do_emu10k1x_midi_interrupt()
1250 mpu401_clear_rx(emu, midi); in do_emu10k1x_midi_interrupt()
1252 byte = mpu401_read_data(emu, midi); in do_emu10k1x_midi_interrupt()
1253 if (midi->substream_input) in do_emu10k1x_midi_interrupt()
1254 snd_rawmidi_receive(midi->substream_input, &byte, 1); in do_emu10k1x_midi_interrupt()
1257 spin_unlock(&midi->input_lock); in do_emu10k1x_midi_interrupt()
1259 spin_lock(&midi->output_lock); in do_emu10k1x_midi_interrupt()
1260 if ((status & midi->ipr_tx) && mpu401_output_ready(emu, midi)) { in do_emu10k1x_midi_interrupt()
1261 if (midi->substream_output && in do_emu10k1x_midi_interrupt()
1262 snd_rawmidi_transmit(midi->substream_output, &byte, 1) == 1) { in do_emu10k1x_midi_interrupt()
1263 mpu401_write_data(emu, midi, byte); in do_emu10k1x_midi_interrupt()
1265 snd_emu10k1x_intr_disable(emu, midi->tx_enable); in do_emu10k1x_midi_interrupt()
1268 spin_unlock(&midi->output_lock); in do_emu10k1x_midi_interrupt()
1273 do_emu10k1x_midi_interrupt(emu, &emu->midi, status); in snd_emu10k1x_midi_interrupt()
1277 struct emu10k1x_midi *midi, unsigned char cmd, int ack) in snd_emu10k1x_midi_cmd() argument
1282 spin_lock_irqsave(&midi->input_lock, flags); in snd_emu10k1x_midi_cmd()
1283 mpu401_write_data(emu, midi, 0x00); in snd_emu10k1x_midi_cmd()
1286 mpu401_write_cmd(emu, midi, cmd); in snd_emu10k1x_midi_cmd()
1291 if (mpu401_input_avail(emu, midi)) { in snd_emu10k1x_midi_cmd()
1292 if (mpu401_read_data(emu, midi) == MPU401_ACK) in snd_emu10k1x_midi_cmd()
1296 if (!ok && mpu401_read_data(emu, midi) == MPU401_ACK) in snd_emu10k1x_midi_cmd()
1301 spin_unlock_irqrestore(&midi->input_lock, flags); in snd_emu10k1x_midi_cmd()
1306 mpu401_read_stat(emu, midi), in snd_emu10k1x_midi_cmd()
1307 mpu401_read_data(emu, midi)); in snd_emu10k1x_midi_cmd()
1316 struct emu10k1x_midi *midi = substream->rmidi->private_data; in snd_emu10k1x_midi_input_open() local
1319 emu = midi->emu; in snd_emu10k1x_midi_input_open()
1322 spin_lock_irqsave(&midi->open_lock, flags); in snd_emu10k1x_midi_input_open()
1323 midi->midi_mode |= EMU10K1X_MIDI_MODE_INPUT; in snd_emu10k1x_midi_input_open()
1324 midi->substream_input = substream; in snd_emu10k1x_midi_input_open()
1325 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_OUTPUT)) { in snd_emu10k1x_midi_input_open()
1326 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1x_midi_input_open()
1327 if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 1)) in snd_emu10k1x_midi_input_open()
1329 if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_ENTER_UART, 1)) in snd_emu10k1x_midi_input_open()
1332 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1x_midi_input_open()
1343 struct emu10k1x_midi *midi = substream->rmidi->private_data; in snd_emu10k1x_midi_output_open() local
1346 emu = midi->emu; in snd_emu10k1x_midi_output_open()
1349 spin_lock_irqsave(&midi->open_lock, flags); in snd_emu10k1x_midi_output_open()
1350 midi->midi_mode |= EMU10K1X_MIDI_MODE_OUTPUT; in snd_emu10k1x_midi_output_open()
1351 midi->substream_output = substream; in snd_emu10k1x_midi_output_open()
1352 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_INPUT)) { in snd_emu10k1x_midi_output_open()
1353 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1x_midi_output_open()
1354 if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 1)) in snd_emu10k1x_midi_output_open()
1356 if (snd_emu10k1x_midi_cmd(emu, midi, MPU401_ENTER_UART, 1)) in snd_emu10k1x_midi_output_open()
1359 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1x_midi_output_open()
1370 struct emu10k1x_midi *midi = substream->rmidi->private_data; in snd_emu10k1x_midi_input_close() local
1374 emu = midi->emu; in snd_emu10k1x_midi_input_close()
1377 spin_lock_irqsave(&midi->open_lock, flags); in snd_emu10k1x_midi_input_close()
1378 snd_emu10k1x_intr_disable(emu, midi->rx_enable); in snd_emu10k1x_midi_input_close()
1379 midi->midi_mode &= ~EMU10K1X_MIDI_MODE_INPUT; in snd_emu10k1x_midi_input_close()
1380 midi->substream_input = NULL; in snd_emu10k1x_midi_input_close()
1381 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_OUTPUT)) { in snd_emu10k1x_midi_input_close()
1382 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1x_midi_input_close()
1383 err = snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 0); in snd_emu10k1x_midi_input_close()
1385 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1x_midi_input_close()
1393 struct emu10k1x_midi *midi = substream->rmidi->private_data; in snd_emu10k1x_midi_output_close() local
1397 emu = midi->emu; in snd_emu10k1x_midi_output_close()
1400 spin_lock_irqsave(&midi->open_lock, flags); in snd_emu10k1x_midi_output_close()
1401 snd_emu10k1x_intr_disable(emu, midi->tx_enable); in snd_emu10k1x_midi_output_close()
1402 midi->midi_mode &= ~EMU10K1X_MIDI_MODE_OUTPUT; in snd_emu10k1x_midi_output_close()
1403 midi->substream_output = NULL; in snd_emu10k1x_midi_output_close()
1404 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_INPUT)) { in snd_emu10k1x_midi_output_close()
1405 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1x_midi_output_close()
1406 err = snd_emu10k1x_midi_cmd(emu, midi, MPU401_RESET, 0); in snd_emu10k1x_midi_output_close()
1408 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1x_midi_output_close()
1416 struct emu10k1x_midi *midi = substream->rmidi->private_data; in snd_emu10k1x_midi_input_trigger() local
1417 emu = midi->emu; in snd_emu10k1x_midi_input_trigger()
1422 snd_emu10k1x_intr_enable(emu, midi->rx_enable); in snd_emu10k1x_midi_input_trigger()
1424 snd_emu10k1x_intr_disable(emu, midi->rx_enable); in snd_emu10k1x_midi_input_trigger()
1430 struct emu10k1x_midi *midi = substream->rmidi->private_data; in snd_emu10k1x_midi_output_trigger() local
1433 emu = midi->emu; in snd_emu10k1x_midi_output_trigger()
1442 spin_lock_irqsave(&midi->output_lock, flags); in snd_emu10k1x_midi_output_trigger()
1444 if (mpu401_output_ready(emu, midi)) { in snd_emu10k1x_midi_output_trigger()
1445 if (!(midi->midi_mode & EMU10K1X_MIDI_MODE_OUTPUT) || in snd_emu10k1x_midi_output_trigger()
1448 spin_unlock_irqrestore(&midi->output_lock, flags); in snd_emu10k1x_midi_output_trigger()
1451 mpu401_write_data(emu, midi, byte); in snd_emu10k1x_midi_output_trigger()
1457 spin_unlock_irqrestore(&midi->output_lock, flags); in snd_emu10k1x_midi_output_trigger()
1458 snd_emu10k1x_intr_enable(emu, midi->tx_enable); in snd_emu10k1x_midi_output_trigger()
1460 snd_emu10k1x_intr_disable(emu, midi->tx_enable); in snd_emu10k1x_midi_output_trigger()
1484 struct emu10k1x_midi *midi = rmidi->private_data; in snd_emu10k1x_midi_free() local
1485 midi->interrupt = NULL; in snd_emu10k1x_midi_free()
1486 midi->rmidi = NULL; in snd_emu10k1x_midi_free()
1490 struct emu10k1x_midi *midi, int device, in emu10k1x_midi_init() argument
1498 midi->emu = emu; in emu10k1x_midi_init()
1499 spin_lock_init(&midi->open_lock); in emu10k1x_midi_init()
1500 spin_lock_init(&midi->input_lock); in emu10k1x_midi_init()
1501 spin_lock_init(&midi->output_lock); in emu10k1x_midi_init()
1508 rmidi->private_data = midi; in emu10k1x_midi_init()
1510 midi->rmidi = rmidi; in emu10k1x_midi_init()
1516 struct emu10k1x_midi *midi = &emu->midi; in snd_emu10k1x_midi() local
1519 if ((err = emu10k1x_midi_init(emu, midi, 0, "EMU10K1X MPU-401 (UART)")) < 0) in snd_emu10k1x_midi()
1522 midi->tx_enable = INTE_MIDITXENABLE; in snd_emu10k1x_midi()
1523 midi->rx_enable = INTE_MIDIRXENABLE; in snd_emu10k1x_midi()
1524 midi->port = MUDATA; in snd_emu10k1x_midi()
1525 midi->ipr_tx = IPR_MIDITRANSBUFEMPTY; in snd_emu10k1x_midi()
1526 midi->ipr_rx = IPR_MIDIRECVBUFEMPTY; in snd_emu10k1x_midi()
1527 midi->interrupt = snd_emu10k1x_midi_interrupt; in snd_emu10k1x_midi()