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author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2017-11-01 10:16:58 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2017-11-01 12:53:01 +0300 |
commit | 21781e87881f9c420871b1d1f3f29d4cd7bffb10 (patch) | |
tree | bba96e8ada350a6692b211e3fe815e57c6c17f71 /sound/soc/sh | |
parent | ce548931207c0d0059bd90171e2c458f897354d7 (diff) | |
download | linux-21781e87881f9c420871b1d1f3f29d4cd7bffb10.tar.xz |
ASoC: rsnd: rsnd_ssi_run_mods() needs to care ssi_parent_mod
SSI parent mod might be NULL. ssi_parent_mod() needs to care
about it. Otherwise, it uses negative shift.
This patch fixes it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sh')
-rw-r--r-- | sound/soc/sh/rcar/ssi.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index 58e3420a1f05..43c31d153ea6 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -195,10 +195,15 @@ static u32 rsnd_ssi_run_mods(struct rsnd_dai_stream *io) { struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); struct rsnd_mod *ssi_parent_mod = rsnd_io_to_mod_ssip(io); + u32 mods; - return rsnd_ssi_multi_slaves_runtime(io) | - 1 << rsnd_mod_id(ssi_mod) | - 1 << rsnd_mod_id(ssi_parent_mod); + mods = rsnd_ssi_multi_slaves_runtime(io) | + 1 << rsnd_mod_id(ssi_mod); + + if (ssi_parent_mod) + mods |= 1 << rsnd_mod_id(ssi_parent_mod); + + return mods; } u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io) |