This is a note to let you know that I've just added the patch titled
ASoC: imx-ssi: Fix occasional AC97 reset failure
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
asoc-imx-ssi-fix-occasional-ac97-reset-failure.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 0f260fd5c5b7f44f522b96dfb77b67c8bda5bfbc Mon Sep 17 00:00:00 2001
From: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
Date: Sun, 10 Mar 2013 19:33:03 +0100
Subject: ASoC: imx-ssi: Fix occasional AC97 reset failure
From: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
commit b6e51600f4e983e757b1b6942becaa1ae7d82e67 upstream.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
Signed-off-by: Markus Pargmann <mpa@xxxxxxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
[bwh: Backported to 3.2: adjust filename]
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Cc: Weng Meiling <wengmeiling.weng@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
sound/soc/imx/imx-ssi.c | 5 +++++
1 file changed, 5 insertions(+)
--- a/sound/soc/imx/imx-ssi.c
+++ b/sound/soc/imx/imx-ssi.c
@@ -497,6 +497,8 @@ static void imx_ssi_ac97_reset(struct sn
if (imx_ssi->ac97_reset)
imx_ssi->ac97_reset(ac97);
+ /* First read sometimes fails, do a dummy read */
+ imx_ssi_ac97_read(ac97, 0);
}
static void imx_ssi_ac97_warm_reset(struct snd_ac97 *ac97)
@@ -505,6 +507,9 @@ static void imx_ssi_ac97_warm_reset(stru
if (imx_ssi->ac97_warm_reset)
imx_ssi->ac97_warm_reset(ac97);
+
+ /* First read sometimes fails, do a dummy read */
+ imx_ssi_ac97_read(ac97, 0);
}
struct snd_ac97_bus_ops soc_ac97_ops = {
Patches currently in stable-queue which might be from s.hauer@xxxxxxxxxxxxxx are
queue-3.4/asoc-imx-ssi-fix-occasional-ac97-reset-failure.patch
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