Exemplos de line6_free_capture_buffer em C++ (Cpp)

Exemplo n.º 1

Arquivo: pcm.c Projeto: Cool-Joe/imx23-audio

int line6_pcm_release(struct snd_line6_pcm *line6pcm, int channels)
{
	unsigned long flags_old, flags_new;

	do {
		flags_old = ACCESS_ONCE(line6pcm->flags);
		flags_new = flags_old & ~channels;
	} while (cmpxchg(&line6pcm->flags, flags_old, flags_new) != flags_old);

	if (test_flags(flags_new, flags_old, LINE6_BITS_CAPTURE_STREAM))
		line6_unlink_audio_in_urbs(line6pcm);

	if (test_flags(flags_new, flags_old, LINE6_BITS_CAPTURE_BUFFER)) {
		line6_wait_clear_audio_in_urbs(line6pcm);
		line6_free_capture_buffer(line6pcm);
	}

	if (test_flags(flags_new, flags_old, LINE6_BITS_PLAYBACK_STREAM))
		line6_unlink_audio_out_urbs(line6pcm);

	if (test_flags(flags_new, flags_old, LINE6_BITS_PLAYBACK_BUFFER)) {
		line6_wait_clear_audio_out_urbs(line6pcm);
		line6_free_playback_buffer(line6pcm);
	}

	return 0;
}

Exemplo n.º 2

Arquivo: capture.c Projeto: 33d/linux-2.6.21-hh20

/* hw_free capture callback */
static int snd_line6_capture_hw_free(struct snd_pcm_substream *substream)
{
	struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream);

	if ((line6pcm->flags & MASK_CAPTURE) == 0) {
		line6_unlink_wait_clear_audio_in_urbs(line6pcm);
		line6_free_capture_buffer(line6pcm);
	}

	return snd_pcm_lib_free_pages(substream);
}

Exemplo n.º 3

Arquivo: pcm.c Projeto: 33d/linux-2.6.21-hh20

int line6_pcm_stop(struct snd_line6_pcm *line6pcm, int channels)
{
	unsigned long flags_old =
	    __sync_fetch_and_and(&line6pcm->flags, ~channels);
	unsigned long flags_new = flags_old & ~channels;

	if (test_flags(flags_new, flags_old, MASK_CAPTURE)) {
		line6_unlink_audio_in_urbs(line6pcm);

		if (!(flags_old & MASK_PCM_ALSA_CAPTURE))
			line6_free_capture_buffer(line6pcm);
	}

	if (test_flags(flags_new, flags_old, MASK_PLAYBACK)) {
		line6_unlink_audio_out_urbs(line6pcm);

		if (!(flags_old & MASK_PCM_ALSA_PLAYBACK))
			line6_free_playback_buffer(line6pcm);
	}

	return 0;
}