Ejemplos de s3c24xx_snd_is_clkmaster en C++ (Cpp)

Ejemplo n.º 1

Archivo: s3c24xx-i2s.c Proyecto: 12rafael/jellytimekernel

static int s3c24xx_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
			       struct snd_soc_dai *dai)
{
	int ret = 0;
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct s3c_dma_params *dma_data =
		snd_soc_dai_get_dma_data(rtd->dai->cpu_dai, substream);

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

	switch (cmd) {
	case SNDRV_PCM_TRIGGER_START:
	case SNDRV_PCM_TRIGGER_RESUME:
	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
		if (!s3c24xx_snd_is_clkmaster()) {
			ret = s3c24xx_snd_lrsync();
			if (ret)
				goto exit_err;
		}

		if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
			s3c24xx_snd_rxctrl(1);
		else
			s3c24xx_snd_txctrl(1);

		s3c2410_dma_ctrl(dma_data->channel, S3C2410_DMAOP_STARTED);
		break;
	case SNDRV_PCM_TRIGGER_STOP:
	case SNDRV_PCM_TRIGGER_SUSPEND:
	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
		if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
			s3c24xx_snd_rxctrl(0);
		else
			s3c24xx_snd_txctrl(0);
		break;
	default:
		ret = -EINVAL;
		break;
	}

exit_err:
	return ret;
}

Ejemplo n.º 2

Archivo: s3c24xx-i2s.c Proyecto: superna9999/linux

static int s3c24xx_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
                               struct snd_soc_dai *dai)
{
    int ret = 0;

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

    switch (cmd) {
    case SNDRV_PCM_TRIGGER_START:
    case SNDRV_PCM_TRIGGER_RESUME:
    case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
        if (!s3c24xx_snd_is_clkmaster()) {
            ret = s3c24xx_snd_lrsync();
            if (ret)
                goto exit_err;
        }

        if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
            s3c24xx_snd_rxctrl(1);
        else
            s3c24xx_snd_txctrl(1);

        break;
    case SNDRV_PCM_TRIGGER_STOP:
    case SNDRV_PCM_TRIGGER_SUSPEND:
    case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
        if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
            s3c24xx_snd_rxctrl(0);
        else
            s3c24xx_snd_txctrl(0);
        break;
    default:
        ret = -EINVAL;
        break;
    }

exit_err:
    return ret;
}

Ejemplo n.º 3

Archivo: s5pc100-i2s-v50.c Proyecto: ZhizhouTian/s3c-linux

static int s3c_i2s_v50_trigger(struct snd_pcm_substream *substream, int cmd)
{
	int ret = 0;

	s3cdbg("Entered %s: cmd = %d\n", __FUNCTION__, cmd);

	switch (cmd) {
	case SNDRV_PCM_TRIGGER_START:
	case SNDRV_PCM_TRIGGER_RESUME:
	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
		if (!s3c24xx_snd_is_clkmaster()) {
			ret = s3c24xx_snd_lrsync();
			if (ret)
				goto exit_err;
		}

		if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
			s5pc1xx_snd_rxctrl(1);
		else
			s5pc1xx_snd_txctrl(1);
		break;
	case SNDRV_PCM_TRIGGER_STOP:
	case SNDRV_PCM_TRIGGER_SUSPEND:
	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
		if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
			s5pc1xx_snd_rxctrl(0);
		else
			s5pc1xx_snd_txctrl(0);
		break;
	default:
		ret = -EINVAL;
		break;
	}

exit_err:
	return ret;
}