Applied "ASoC: STI: Fix reader substream pointer set" to the asoc tree

Message ID E1crUhR-00067q-46@debutante
State New
Headers show

Commit Message

Mark Brown March 24, 2017, 7:16 p.m.
The patch

   ASoC: STI: Fix reader substream pointer set

has been applied to the asoc tree at


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tree (usually sometime in the next 24 hours) and sent to Linus during
the next merge window (or sooner if it is a bug fix), however if
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From 3c9d3f1bc2defd418b5933bbc928096c9c686d3b Mon Sep 17 00:00:00 2001
From: Arnaud Pouliquen <>

Date: Thu, 23 Mar 2017 19:39:54 +0100
Subject: [PATCH] ASoC: STI: Fix reader substream pointer set

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 <>

Signed-off-by: Mark Brown <>

 sound/soc/sti/uniperif_reader.c | 3 +++
 1 file changed, 3 insertions(+)


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diff --git a/sound/soc/sti/uniperif_reader.c b/sound/soc/sti/uniperif_reader.c
index 5992c6ab3833..93a8df6ed880 100644
--- a/sound/soc/sti/uniperif_reader.c
+++ b/sound/soc/sti/uniperif_reader.c
@@ -349,6 +349,8 @@  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;
@@ -378,6 +380,7 @@  static void uni_reader_shutdown(struct snd_pcm_substream *substream,
 		/* Stop the reader */
+	reader->substream = NULL;
 static const struct snd_soc_dai_ops uni_reader_dai_ops = {