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| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2010-10-12 11:39:25 +0900 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-10-12 11:02:33 +0100 |
| commit | cca1b2353a364fd51619d0f304dd9681282b864c (patch) | |
| tree | e2a075433a2f793cf65f59f40e6b087fbe2443f0 /sound/soc/sh | |
| parent | 1422408b34fd27ac7ab4a42e72d4b61553b6f631 (diff) | |
| download | linux-stable-cca1b2353a364fd51619d0f304dd9681282b864c.tar.gz linux-stable-cca1b2353a364fd51619d0f304dd9681282b864c.tar.bz2 linux-stable-cca1b2353a364fd51619d0f304dd9681282b864c.zip | |
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 <kuninori.morimoto.gx@renesas.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/sh')
| -rw-r--r-- | sound/soc/sh/fsi.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c index dd9963345b93..aa2cbb1ea988 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, |