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>
This commit is contained in:
Arnaud Pouliquen 2017-03-23 19:39:54 +01:00 committed by Greg Kroah-Hartman
parent 347848e0bb
commit b89e229112

View File

@ -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 = {