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Commit 1c418d1f authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
Browse files

ASoC: fsi: Add over_period flag to prevent the misunderstanding 



Signed-off-by: default avatarKuninori Morimoto <morimoto.kuninori@renesas.com>
Acked-by: default avatarLiam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 5b617355

sound/soc/sh/fsi.c

+12 −8
Original line number Diff line number Diff line
@@ -373,14 +373,16 @@ static int fsi_data_push(struct fsi_priv *fsi) 
	int fifo_free;

	int width;

	u8 *start;

	int i;

	int i, over_period;



	if (!fsi			||

	    !fsi->substream		||

	    !fsi->substream->runtime)

		return -EINVAL;



	runtime = fsi->substream->runtime;

	over_period	= 0;

	substream	= fsi->substream;

	runtime		= substream->runtime;



	/* FSI FIFO has limit.

	 * So, this driver can not send periods data at a time
@@ -388,7 +390,7 @@ static int fsi_data_push(struct fsi_priv *fsi) 
	if (fsi->byte_offset >=

	    fsi->period_len * (fsi->periods + 1)) {



		substream = fsi->substream;

		over_period = 1;

		fsi->periods = (fsi->periods + 1) % runtime->periods;



		if (0 == fsi->periods)
@@ -429,7 +431,7 @@ static int fsi_data_push(struct fsi_priv *fsi) 


	fsi_irq_enable(fsi, 1);



	if (substream)

	if (over_period)

		snd_pcm_period_elapsed(substream);



	return 0;
@@ -443,14 +445,16 @@ static int fsi_data_pop(struct fsi_priv *fsi) 
	int fifo_fill;

	int width;

	u8 *start;

	int i;

	int i, over_period;



	if (!fsi			||

	    !fsi->substream		||

	    !fsi->substream->runtime)

		return -EINVAL;



	runtime = fsi->substream->runtime;

	over_period	= 0;

	substream	= fsi->substream;

	runtime		= substream->runtime;



	/* FSI FIFO has limit.

	 * So, this driver can not send periods data at a time
@@ -458,7 +462,7 @@ static int fsi_data_pop(struct fsi_priv *fsi) 
	if (fsi->byte_offset >=

	    fsi->period_len * (fsi->periods + 1)) {



		substream = fsi->substream;

		over_period = 1;

		fsi->periods = (fsi->periods + 1) % runtime->periods;



		if (0 == fsi->periods)
@@ -498,7 +502,7 @@ static int fsi_data_pop(struct fsi_priv *fsi) 


	fsi_irq_enable(fsi, 0);



	if (substream)

	if (over_period)

		snd_pcm_period_elapsed(substream);



	return 0;