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Message-Id: <20160127180808.321509897@linuxfoundation.org>
Date: Wed, 27 Jan 2016 10:13:37 -0800
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Peter Ujfalusi <peter.ujfalusi@...com>,
Mark Brown <broonie@...nel.org>
Subject: [PATCH 4.1 053/127] ASoC: davinci-mcasp: Fix XDATA check in mcasp_start_tx
4.1-stable review patch. If anyone has any objections, please let me know.
------------------
From: Peter Ujfalusi <peter.ujfalusi@...com>
commit e2a0c9fa80227be5ee017b5476638829dd41cb39 upstream.
The condition for checking for XDAT being cleared was not correct.
Fixes: 36bcecd0a73eb ("ASoC: davinci-mcasp: Correct TX start sequence")
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
Signed-off-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
sound/soc/davinci/davinci-mcasp.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -221,8 +221,8 @@ static void mcasp_start_tx(struct davinc
/* wait for XDATA to be cleared */
cnt = 0;
- while (!(mcasp_get_reg(mcasp, DAVINCI_MCASP_TXSTAT_REG) &
- ~XRDATA) && (cnt < 100000))
+ while ((mcasp_get_reg(mcasp, DAVINCI_MCASP_TXSTAT_REG) & XRDATA) &&
+ (cnt < 100000))
cnt++;
/* Release TX state machine */
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