Unverified Commit 59d177f6 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Mark Brown
Browse files

ASoC: omap-mcbsp: Simplify the mcbsp_start/_stop function parameters 



We either start/stop TX or RX, never both. Move the tx/rx direction
selection within the functions.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: default avatarJarkko Nikula <jarkko.nikula@bitmer.com>
Tested-by: default avatarJarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent d63a7625

sound/soc/omap/mcbsp.c

+6 −2
Original line number Diff line number Diff line
@@ -637,8 +637,10 @@ void omap_mcbsp_free(struct omap_mcbsp *mcbsp) 
 * If no transmitter or receiver is active prior calling, then sample-rate

 * generator and frame sync are started.

 */

void omap_mcbsp_start(struct omap_mcbsp *mcbsp, int tx, int rx)

void omap_mcbsp_start(struct omap_mcbsp *mcbsp, int stream)

{

	int tx = (stream == SNDRV_PCM_STREAM_PLAYBACK);

	int rx = !tx;

	int enable_srg = 0;

	u16 w;
@@ -694,8 +696,10 @@ void omap_mcbsp_start(struct omap_mcbsp *mcbsp, int tx, int rx) 
	omap_mcbsp_dump_reg(mcbsp);

}



void omap_mcbsp_stop(struct omap_mcbsp *mcbsp, int tx, int rx)

void omap_mcbsp_stop(struct omap_mcbsp *mcbsp, int stream)

{

	int tx = (stream == SNDRV_PCM_STREAM_PLAYBACK);

	int rx = !tx;

	int idle;

	u16 w;

sound/soc/omap/mcbsp.h

+2 −2
Original line number Diff line number Diff line
@@ -339,8 +339,8 @@ u16 omap_mcbsp_get_rx_delay(struct omap_mcbsp *mcbsp); 
int omap_mcbsp_get_dma_op_mode(struct omap_mcbsp *mcbsp);

int omap_mcbsp_request(struct omap_mcbsp *mcbsp);

void omap_mcbsp_free(struct omap_mcbsp *mcbsp);

void omap_mcbsp_start(struct omap_mcbsp *mcbsp, int tx, int rx);

void omap_mcbsp_stop(struct omap_mcbsp *mcbsp, int tx, int rx);

void omap_mcbsp_start(struct omap_mcbsp *mcbsp, int stream);

void omap_mcbsp_stop(struct omap_mcbsp *mcbsp, int stream);



/* McBSP functional clock source changing function */

int omap2_mcbsp_set_clks_src(struct omap_mcbsp *mcbsp, u8 fck_src_id);

sound/soc/omap/omap-mcbsp.c

+4 −5
Original line number Diff line number Diff line
@@ -201,27 +201,26 @@ static int omap_mcbsp_dai_trigger(struct snd_pcm_substream *substream, int cmd, 
				  struct snd_soc_dai *cpu_dai)

{

	struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);

	int err = 0, play = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK);



	switch (cmd) {

	case SNDRV_PCM_TRIGGER_START:

	case SNDRV_PCM_TRIGGER_RESUME:

	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:

		mcbsp->active++;

		omap_mcbsp_start(mcbsp, play, !play);

		omap_mcbsp_start(mcbsp, substream->stream);

		break;



	case SNDRV_PCM_TRIGGER_STOP:

	case SNDRV_PCM_TRIGGER_SUSPEND:

	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:

		omap_mcbsp_stop(mcbsp, play, !play);

		omap_mcbsp_stop(mcbsp, substream->stream);

		mcbsp->active--;

		break;

	default:

		err = -EINVAL;

		return -EINVAL;

	}



	return err;

	return 0;

}



static snd_pcm_sframes_t omap_mcbsp_dai_delay(

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