From cca1b2353a364fd51619d0f304dd9681282b864c Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 12 Oct 2010 11:39:25 +0900 Subject: ASoC: fsi: Add fsi_get_frame_width function It is not so important for now. But will be used in future. Signed-off-by: Kuninori Morimoto Acked-by: Liam Girdwood Signed-off-by: Mark Brown --- sound/soc/sh/fsi.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'sound') diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c index dd9963345b9..aa2cbb1ea98 100644 --- a/sound/soc/sh/fsi.c +++ b/sound/soc/sh/fsi.c @@ -368,6 +368,14 @@ static int fsi_num2len(int num, int width) return num * width; } +static int fsi_get_frame_width(struct fsi_priv *fsi) +{ + struct snd_pcm_substream *substream = fsi->substream; + struct snd_pcm_runtime *runtime = substream->runtime; + + return frames_to_bytes(runtime, 1) / fsi->chan_num; +} + /* * dma function */ @@ -596,7 +604,7 @@ static int fsi_fifo_data_ctrl(struct fsi_priv *fsi, int startup, int is_play) } /* get 1 channel data width */ - ch_width = frames_to_bytes(runtime, 1) / fsi->chan_num; + ch_width = fsi_get_frame_width(fsi); /* get residue data number of alsa */ data_residue_num = fsi_len2num(fsi->buff_len - fsi->buff_offset, -- cgit v1.2.3