C++ (Cpp) alsa_audio_disable示例

示例#1

文件： msm7k-pcm.c 项目： Feeyo/htc-kernel-ace

static int msm_pcm_playback_close(struct snd_pcm_substream *substream)
{
	struct snd_pcm_runtime *runtime = substream->runtime;
	struct msm_audio *prtd = runtime->private_data;

	alsa_audio_disable(prtd);
	audmgr_close(&prtd->audmgr);
	kfree(prtd);

	return 0;
}

示例#2

文件： msm7k-pcm.c 项目： mtuton/linux_u82x0

static int msm_pcm_playback_close(struct snd_pcm_substream *substream)
{
	struct snd_pcm_runtime *runtime = substream->runtime;
	struct msm_audio *prtd = runtime->private_data;

	int rc = 0;

	pr_debug("%s()\n", __func__);

	/* pcm dmamiss message is sent continously
	 * when decoder is starved so no race
	 * condition concern
	 */
	if (prtd->enabled)
		rc = wait_event_interruptible(the_locks.eos_wait,
					prtd->eos_ack);

	alsa_audio_disable(prtd);
	audmgr_close(&prtd->audmgr);
	kfree(prtd);

	return 0;
}