diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2017-05-24 01:17:10 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-05-24 18:11:47 +0100 |
| commit | 7819a942de7b993771bd9377babc80485fe7606b (patch) | |
| tree | ac166e463677e33881d94f2372e935fadfde30ae /sound | |
| parent | 1f8754d4daea5f257370a52a30fcb22798c54516 (diff) | |
| download | linux-7819a942de7b993771bd9377babc80485fe7606b.tar.bz2 | |
ASoC: rsnd: SSI PIO adjust to 24bit mode
commit 90431eb49bff ("ASoC: rsnd: don't use PDTA bit for 24bit on SSI")
fixups 24bit mode data alignment, but PIO was not cared.
This patch fixes PIO mode 24bit data alignment
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/sh/rcar/ssi.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index c224695c1484..91e5c07911b4 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -550,6 +550,13 @@ static void __rsnd_ssi_interrupt(struct rsnd_mod *mod, struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); u32 *buf = (u32 *)(runtime->dma_area + rsnd_dai_pointer_offset(io, 0)); + int shift = 0; + + switch (runtime->sample_bits) { + case 32: + shift = 8; + break; + } /* * 8/16/32 data can be assesse to TDR/RDR register @@ -557,9 +564,9 @@ static void __rsnd_ssi_interrupt(struct rsnd_mod *mod, * see rsnd_ssi_init() */ if (rsnd_io_is_play(io)) - rsnd_mod_write(mod, SSITDR, *buf); + rsnd_mod_write(mod, SSITDR, (*buf) << shift); else - *buf = rsnd_mod_read(mod, SSIRDR); + *buf = (rsnd_mod_read(mod, SSIRDR) >> shift); elapsed = rsnd_dai_pointer_update(io, sizeof(*buf)); } |