From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-Id: <20130507035841.074675429@goodmis.org> Date: Mon, 06 May 2013 23:57:13 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Sascha Hauer , Markus Pargmann , Mark Brown Subject: [001/126] ASoC: imx-ssi: Fix occasional AC97 reset failure References: <20130507035712.909872333@goodmis.org> Content-Disposition: inline; filename=0001-ASoC-imx-ssi-Fix-occasional-AC97-reset-failure.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.6.11.3 stable review patch. If anyone has any objections, please let me know. ------------------ From: Sascha Hauer [ Upstream commit b6e51600f4e983e757b1b6942becaa1ae7d82e67 ] Signed-off-by: Sascha Hauer Signed-off-by: Markus Pargmann Signed-off-by: Mark Brown Cc: stable@vger.kernel.org Signed-off-by: Steven Rostedt --- sound/soc/fsl/imx-ssi.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/sound/soc/fsl/imx-ssi.c b/sound/soc/fsl/imx-ssi.c index 81d7728..5b8140b 100644 --- a/sound/soc/fsl/imx-ssi.c +++ b/sound/soc/fsl/imx-ssi.c @@ -498,6 +498,8 @@ static void imx_ssi_ac97_reset(struct snd_ac97 *ac97) 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) @@ -506,6 +508,9 @@ static void imx_ssi_ac97_warm_reset(struct snd_ac97 *ac97) 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 = { -- 1.7.10.4