Lines Matching refs:midi
77 static void do_emu10k1_midi_interrupt(struct snd_emu10k1 *emu, struct snd_emu10k1_midi *midi, unsig… in do_emu10k1_midi_interrupt() argument
81 if (midi->rmidi == NULL) { in do_emu10k1_midi_interrupt()
82 snd_emu10k1_intr_disable(emu, midi->tx_enable | midi->rx_enable); in do_emu10k1_midi_interrupt()
86 spin_lock(&midi->input_lock); in do_emu10k1_midi_interrupt()
87 if ((status & midi->ipr_rx) && mpu401_input_avail(emu, midi)) { in do_emu10k1_midi_interrupt()
88 if (!(midi->midi_mode & EMU10K1_MIDI_MODE_INPUT)) { in do_emu10k1_midi_interrupt()
89 mpu401_clear_rx(emu, midi); in do_emu10k1_midi_interrupt()
91 byte = mpu401_read_data(emu, midi); in do_emu10k1_midi_interrupt()
92 if (midi->substream_input) in do_emu10k1_midi_interrupt()
93 snd_rawmidi_receive(midi->substream_input, &byte, 1); in do_emu10k1_midi_interrupt()
96 spin_unlock(&midi->input_lock); in do_emu10k1_midi_interrupt()
98 spin_lock(&midi->output_lock); in do_emu10k1_midi_interrupt()
99 if ((status & midi->ipr_tx) && mpu401_output_ready(emu, midi)) { in do_emu10k1_midi_interrupt()
100 if (midi->substream_output && in do_emu10k1_midi_interrupt()
101 snd_rawmidi_transmit(midi->substream_output, &byte, 1) == 1) { in do_emu10k1_midi_interrupt()
102 mpu401_write_data(emu, midi, byte); in do_emu10k1_midi_interrupt()
104 snd_emu10k1_intr_disable(emu, midi->tx_enable); in do_emu10k1_midi_interrupt()
107 spin_unlock(&midi->output_lock); in do_emu10k1_midi_interrupt()
112 do_emu10k1_midi_interrupt(emu, &emu->midi, status); in snd_emu10k1_midi_interrupt()
120 static int snd_emu10k1_midi_cmd(struct snd_emu10k1 * emu, struct snd_emu10k1_midi *midi, unsigned c… in snd_emu10k1_midi_cmd() argument
125 spin_lock_irqsave(&midi->input_lock, flags); in snd_emu10k1_midi_cmd()
126 mpu401_write_data(emu, midi, 0x00); in snd_emu10k1_midi_cmd()
129 mpu401_write_cmd(emu, midi, cmd); in snd_emu10k1_midi_cmd()
134 if (mpu401_input_avail(emu, midi)) { in snd_emu10k1_midi_cmd()
135 if (mpu401_read_data(emu, midi) == MPU401_ACK) in snd_emu10k1_midi_cmd()
139 if (!ok && mpu401_read_data(emu, midi) == MPU401_ACK) in snd_emu10k1_midi_cmd()
144 spin_unlock_irqrestore(&midi->input_lock, flags); in snd_emu10k1_midi_cmd()
149 mpu401_read_stat(emu, midi), in snd_emu10k1_midi_cmd()
150 mpu401_read_data(emu, midi)); in snd_emu10k1_midi_cmd()
159 struct snd_emu10k1_midi *midi = (struct snd_emu10k1_midi *)substream->rmidi->private_data; in snd_emu10k1_midi_input_open() local
162 emu = midi->emu; in snd_emu10k1_midi_input_open()
165 spin_lock_irqsave(&midi->open_lock, flags); in snd_emu10k1_midi_input_open()
166 midi->midi_mode |= EMU10K1_MIDI_MODE_INPUT; in snd_emu10k1_midi_input_open()
167 midi->substream_input = substream; in snd_emu10k1_midi_input_open()
168 if (!(midi->midi_mode & EMU10K1_MIDI_MODE_OUTPUT)) { in snd_emu10k1_midi_input_open()
169 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1_midi_input_open()
170 if (snd_emu10k1_midi_cmd(emu, midi, MPU401_RESET, 1)) in snd_emu10k1_midi_input_open()
172 if (snd_emu10k1_midi_cmd(emu, midi, MPU401_ENTER_UART, 1)) in snd_emu10k1_midi_input_open()
175 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1_midi_input_open()
186 struct snd_emu10k1_midi *midi = (struct snd_emu10k1_midi *)substream->rmidi->private_data; in snd_emu10k1_midi_output_open() local
189 emu = midi->emu; in snd_emu10k1_midi_output_open()
192 spin_lock_irqsave(&midi->open_lock, flags); in snd_emu10k1_midi_output_open()
193 midi->midi_mode |= EMU10K1_MIDI_MODE_OUTPUT; in snd_emu10k1_midi_output_open()
194 midi->substream_output = substream; in snd_emu10k1_midi_output_open()
195 if (!(midi->midi_mode & EMU10K1_MIDI_MODE_INPUT)) { in snd_emu10k1_midi_output_open()
196 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1_midi_output_open()
197 if (snd_emu10k1_midi_cmd(emu, midi, MPU401_RESET, 1)) in snd_emu10k1_midi_output_open()
199 if (snd_emu10k1_midi_cmd(emu, midi, MPU401_ENTER_UART, 1)) in snd_emu10k1_midi_output_open()
202 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1_midi_output_open()
213 struct snd_emu10k1_midi *midi = (struct snd_emu10k1_midi *)substream->rmidi->private_data; in snd_emu10k1_midi_input_close() local
217 emu = midi->emu; in snd_emu10k1_midi_input_close()
220 spin_lock_irqsave(&midi->open_lock, flags); in snd_emu10k1_midi_input_close()
221 snd_emu10k1_intr_disable(emu, midi->rx_enable); in snd_emu10k1_midi_input_close()
222 midi->midi_mode &= ~EMU10K1_MIDI_MODE_INPUT; in snd_emu10k1_midi_input_close()
223 midi->substream_input = NULL; in snd_emu10k1_midi_input_close()
224 if (!(midi->midi_mode & EMU10K1_MIDI_MODE_OUTPUT)) { in snd_emu10k1_midi_input_close()
225 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1_midi_input_close()
226 err = snd_emu10k1_midi_cmd(emu, midi, MPU401_RESET, 0); in snd_emu10k1_midi_input_close()
228 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1_midi_input_close()
236 struct snd_emu10k1_midi *midi = (struct snd_emu10k1_midi *)substream->rmidi->private_data; in snd_emu10k1_midi_output_close() local
240 emu = midi->emu; in snd_emu10k1_midi_output_close()
243 spin_lock_irqsave(&midi->open_lock, flags); in snd_emu10k1_midi_output_close()
244 snd_emu10k1_intr_disable(emu, midi->tx_enable); in snd_emu10k1_midi_output_close()
245 midi->midi_mode &= ~EMU10K1_MIDI_MODE_OUTPUT; in snd_emu10k1_midi_output_close()
246 midi->substream_output = NULL; in snd_emu10k1_midi_output_close()
247 if (!(midi->midi_mode & EMU10K1_MIDI_MODE_INPUT)) { in snd_emu10k1_midi_output_close()
248 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1_midi_output_close()
249 err = snd_emu10k1_midi_cmd(emu, midi, MPU401_RESET, 0); in snd_emu10k1_midi_output_close()
251 spin_unlock_irqrestore(&midi->open_lock, flags); in snd_emu10k1_midi_output_close()
259 struct snd_emu10k1_midi *midi = (struct snd_emu10k1_midi *)substream->rmidi->private_data; in snd_emu10k1_midi_input_trigger() local
260 emu = midi->emu; in snd_emu10k1_midi_input_trigger()
265 snd_emu10k1_intr_enable(emu, midi->rx_enable); in snd_emu10k1_midi_input_trigger()
267 snd_emu10k1_intr_disable(emu, midi->rx_enable); in snd_emu10k1_midi_input_trigger()
273 struct snd_emu10k1_midi *midi = (struct snd_emu10k1_midi *)substream->rmidi->private_data; in snd_emu10k1_midi_output_trigger() local
276 emu = midi->emu; in snd_emu10k1_midi_output_trigger()
285 spin_lock_irqsave(&midi->output_lock, flags); in snd_emu10k1_midi_output_trigger()
287 if (mpu401_output_ready(emu, midi)) { in snd_emu10k1_midi_output_trigger()
288 if (!(midi->midi_mode & EMU10K1_MIDI_MODE_OUTPUT) || in snd_emu10k1_midi_output_trigger()
291 spin_unlock_irqrestore(&midi->output_lock, flags); in snd_emu10k1_midi_output_trigger()
294 mpu401_write_data(emu, midi, byte); in snd_emu10k1_midi_output_trigger()
300 spin_unlock_irqrestore(&midi->output_lock, flags); in snd_emu10k1_midi_output_trigger()
301 snd_emu10k1_intr_enable(emu, midi->tx_enable); in snd_emu10k1_midi_output_trigger()
303 snd_emu10k1_intr_disable(emu, midi->tx_enable); in snd_emu10k1_midi_output_trigger()
327 struct snd_emu10k1_midi *midi = rmidi->private_data; in snd_emu10k1_midi_free() local
328 midi->interrupt = NULL; in snd_emu10k1_midi_free()
329 midi->rmidi = NULL; in snd_emu10k1_midi_free()
332 static int emu10k1_midi_init(struct snd_emu10k1 *emu, struct snd_emu10k1_midi *midi, int device, ch… in emu10k1_midi_init() argument
339 midi->emu = emu; in emu10k1_midi_init()
340 spin_lock_init(&midi->open_lock); in emu10k1_midi_init()
341 spin_lock_init(&midi->input_lock); in emu10k1_midi_init()
342 spin_lock_init(&midi->output_lock); in emu10k1_midi_init()
349 rmidi->private_data = midi; in emu10k1_midi_init()
351 midi->rmidi = rmidi; in emu10k1_midi_init()
357 struct snd_emu10k1_midi *midi = &emu->midi; in snd_emu10k1_midi() local
360 if ((err = emu10k1_midi_init(emu, midi, 0, "EMU10K1 MPU-401 (UART)")) < 0) in snd_emu10k1_midi()
363 midi->tx_enable = INTE_MIDITXENABLE; in snd_emu10k1_midi()
364 midi->rx_enable = INTE_MIDIRXENABLE; in snd_emu10k1_midi()
365 midi->port = MUDATA; in snd_emu10k1_midi()
366 midi->ipr_tx = IPR_MIDITRANSBUFEMPTY; in snd_emu10k1_midi()
367 midi->ipr_rx = IPR_MIDIRECVBUFEMPTY; in snd_emu10k1_midi()
368 midi->interrupt = snd_emu10k1_midi_interrupt; in snd_emu10k1_midi()
374 struct snd_emu10k1_midi *midi; in snd_emu10k1_audigy_midi() local
377 midi = &emu->midi; in snd_emu10k1_audigy_midi()
378 if ((err = emu10k1_midi_init(emu, midi, 0, "Audigy MPU-401 (UART)")) < 0) in snd_emu10k1_audigy_midi()
381 midi->tx_enable = INTE_MIDITXENABLE; in snd_emu10k1_audigy_midi()
382 midi->rx_enable = INTE_MIDIRXENABLE; in snd_emu10k1_audigy_midi()
383 midi->port = A_MUDATA1; in snd_emu10k1_audigy_midi()
384 midi->ipr_tx = IPR_MIDITRANSBUFEMPTY; in snd_emu10k1_audigy_midi()
385 midi->ipr_rx = IPR_MIDIRECVBUFEMPTY; in snd_emu10k1_audigy_midi()
386 midi->interrupt = snd_emu10k1_midi_interrupt; in snd_emu10k1_audigy_midi()
388 midi = &emu->midi2; in snd_emu10k1_audigy_midi()
389 if ((err = emu10k1_midi_init(emu, midi, 1, "Audigy MPU-401 #2")) < 0) in snd_emu10k1_audigy_midi()
392 midi->tx_enable = INTE_A_MIDITXENABLE2; in snd_emu10k1_audigy_midi()
393 midi->rx_enable = INTE_A_MIDIRXENABLE2; in snd_emu10k1_audigy_midi()
394 midi->port = A_MUDATA2; in snd_emu10k1_audigy_midi()
395 midi->ipr_tx = IPR_A_MIDITRANSBUFEMPTY2; in snd_emu10k1_audigy_midi()
396 midi->ipr_rx = IPR_A_MIDIRECVBUFEMPTY2; in snd_emu10k1_audigy_midi()
397 midi->interrupt = snd_emu10k1_midi_interrupt2; in snd_emu10k1_audigy_midi()