struct usb_iso_packet_descriptor *fout =
&urb_out->iso_frame_desc[i];
- if (line6pcm->flags & MASK_CAPTURE)
+ if (line6pcm->flags & LINE6_BITS_CAPTURE_STREAM)
fsize = line6pcm->prev_fsize;
if (fsize == 0) {
urb_out->transfer_buffer_length = urb_size;
urb_out->context = line6pcm;
- if (test_bit(BIT_PCM_ALSA_PLAYBACK, &line6pcm->flags) &&
- !test_bit(BIT_PAUSE_PLAYBACK, &line6pcm->flags)) {
+ if (test_bit(LINE6_INDEX_PCM_ALSA_PLAYBACK_STREAM, &line6pcm->flags) &&
+ !test_bit(LINE6_INDEX_PAUSE_PLAYBACK, &line6pcm->flags)) {
struct snd_pcm_runtime *runtime =
get_substream(line6pcm, SNDRV_PCM_STREAM_PLAYBACK)->runtime;
if (line6pcm->prev_fbuf != NULL) {
#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE
- if (line6pcm->flags & MASK_PCM_IMPULSE) {
+ if (line6pcm->flags & LINE6_BITS_PCM_IMPULSE) {
create_impulse_test_signal(line6pcm, urb_out,
bytes_per_frame);
- if (line6pcm->flags & MASK_PCM_ALSA_CAPTURE) {
+ if (line6pcm->flags & LINE6_BIT_PCM_ALSA_CAPTURE_STREAM) {
line6_capture_copy(line6pcm,
urb_out->transfer_buffer,
urb_out->
if (!
(line6pcm->line6->
properties->capabilities & LINE6_BIT_HWMON)
-&& (line6pcm->flags & MASK_PLAYBACK)
-&& (line6pcm->flags & MASK_CAPTURE))
+ && (line6pcm->flags & LINE6_BITS_PLAYBACK_STREAM)
+ && (line6pcm->flags & LINE6_BITS_CAPTURE_STREAM))
add_monitor_signal(urb_out, line6pcm->prev_fbuf,
line6pcm->volume_monitor,
bytes_per_frame);
/*
Wait until unlinking of all currently active playback URBs has been finished.
*/
-static void wait_clear_audio_out_urbs(struct snd_line6_pcm *line6pcm)
+void line6_wait_clear_audio_out_urbs(struct snd_line6_pcm *line6pcm)
{
int timeout = HZ;
unsigned int i;
void line6_unlink_wait_clear_audio_out_urbs(struct snd_line6_pcm *line6pcm)
{
line6_unlink_audio_out_urbs(line6pcm);
- wait_clear_audio_out_urbs(line6pcm);
-}
-
-int line6_alloc_playback_buffer(struct snd_line6_pcm *line6pcm)
-{
- /* We may be invoked multiple times in a row so allocate once only */
- if (line6pcm->buffer_out)
- return 0;
-
- line6pcm->buffer_out =
- kmalloc(LINE6_ISO_BUFFERS * LINE6_ISO_PACKETS *
- line6pcm->max_packet_size, GFP_KERNEL);
-
- if (!line6pcm->buffer_out) {
- dev_err(line6pcm->line6->ifcdev,
- "cannot malloc playback buffer\n");
- return -ENOMEM;
- }
-
- return 0;
+ line6_wait_clear_audio_out_urbs(line6pcm);
}
void line6_free_playback_buffer(struct snd_line6_pcm *line6pcm)
spin_lock_irqsave(&line6pcm->lock_audio_out, flags);
- if (test_bit(BIT_PCM_ALSA_PLAYBACK, &line6pcm->flags)) {
+ if (test_bit(LINE6_INDEX_PCM_ALSA_PLAYBACK_STREAM, &line6pcm->flags)) {
struct snd_pcm_runtime *runtime = substream->runtime;
line6pcm->pos_out_done +=
length / line6pcm->properties->bytes_per_frame;
if (!shutdown) {
submit_audio_out_urb(line6pcm);
- if (test_bit(BIT_PCM_ALSA_PLAYBACK, &line6pcm->flags)) {
+ if (test_bit(LINE6_INDEX_PCM_ALSA_PLAYBACK_STREAM, &line6pcm->flags)) {
line6pcm->bytes_out += length;
if (line6pcm->bytes_out >= line6pcm->period_out) {
line6pcm->bytes_out %= line6pcm->period_out;
}
/* -- [FD] end */
- if ((line6pcm->flags & MASK_PLAYBACK) == 0) {
- ret = line6_alloc_playback_buffer(line6pcm);
+ ret = line6_pcm_acquire(line6pcm, LINE6_BIT_PCM_ALSA_PLAYBACK_BUFFER);
- if (ret < 0)
- return ret;
- }
+ if (ret < 0)
+ return ret;
ret = snd_pcm_lib_malloc_pages(substream,
params_buffer_bytes(hw_params));
- if (ret < 0)
+ if (ret < 0) {
+ line6_pcm_release(line6pcm, LINE6_BIT_PCM_ALSA_PLAYBACK_BUFFER);
return ret;
+ }
line6pcm->period_out = params_period_bytes(hw_params);
return 0;
static int snd_line6_playback_hw_free(struct snd_pcm_substream *substream)
{
struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream);
-
- if ((line6pcm->flags & MASK_PLAYBACK) == 0) {
- line6_unlink_wait_clear_audio_out_urbs(line6pcm);
- line6_free_playback_buffer(line6pcm);
- }
-
+ line6_pcm_release(line6pcm, LINE6_BIT_PCM_ALSA_PLAYBACK_BUFFER);
return snd_pcm_lib_free_pages(substream);
}
#ifdef CONFIG_PM
case SNDRV_PCM_TRIGGER_RESUME:
#endif
- err = line6_pcm_start(line6pcm, MASK_PCM_ALSA_PLAYBACK);
+ err = line6_pcm_acquire(line6pcm, LINE6_BIT_PCM_ALSA_PLAYBACK_STREAM);
if (err < 0)
return err;
#ifdef CONFIG_PM
case SNDRV_PCM_TRIGGER_SUSPEND:
#endif
- err = line6_pcm_stop(line6pcm, MASK_PCM_ALSA_PLAYBACK);
+ err = line6_pcm_release(line6pcm, LINE6_BIT_PCM_ALSA_PLAYBACK_STREAM);
if (err < 0)
return err;
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- set_bit(BIT_PAUSE_PLAYBACK, &line6pcm->flags);
+ set_bit(LINE6_INDEX_PAUSE_PLAYBACK, &line6pcm->flags);
break;
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- clear_bit(BIT_PAUSE_PLAYBACK, &line6pcm->flags);
+ clear_bit(LINE6_INDEX_PAUSE_PLAYBACK, &line6pcm->flags);
break;
default: