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author | Arnaud Pouliquen <arnaud.pouliquen@st.com> | 2017-03-23 19:39:54 +0100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-12-25 14:23:40 +0100 |
commit | b89e229112c0277d73f41196c2b90397d4fdadd2 (patch) | |
tree | 9c4bf71f702a70663a1924a301886a3c2ef87216 /sound/soc | |
parent | 347848e0bb9956e070f8cfdee63ef5b8bb09af52 (diff) | |
download | linux-stable-b89e229112c0277d73f41196c2b90397d4fdadd2.tar.gz linux-stable-b89e229112c0277d73f41196c2b90397d4fdadd2.tar.bz2 linux-stable-b89e229112c0277d73f41196c2b90397d4fdadd2.zip |
ASoC: STI: Fix reader substream pointer set
[ Upstream commit 3c9d3f1bc2defd418b5933bbc928096c9c686d3b ]
reader->substream is used in IRQ handler for error case but is never set.
Set value to pcm substream on DAI startup and clean it on dai shutdown.
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound/soc')
-rw-r--r-- | sound/soc/sti/uniperif_reader.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/sti/uniperif_reader.c b/sound/soc/sti/uniperif_reader.c index 0e1c3ee56675..9735b4caaed3 100644 --- a/sound/soc/sti/uniperif_reader.c +++ b/sound/soc/sti/uniperif_reader.c @@ -364,6 +364,8 @@ static int uni_reader_startup(struct snd_pcm_substream *substream, struct uniperif *reader = priv->dai_data.uni; int ret; + reader->substream = substream; + if (!UNIPERIF_TYPE_IS_TDM(reader)) return 0; @@ -393,6 +395,7 @@ static void uni_reader_shutdown(struct snd_pcm_substream *substream, /* Stop the reader */ uni_reader_stop(reader); } + reader->substream = NULL; } static const struct snd_soc_dai_ops uni_reader_dai_ops = { |