From: Axel Lin <axel.lin@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Dong Aisheng <B29396@freescale.com>,
Wolfram Sang <w.sang@pengutronix.de>, Liam Girdwood <lrg@ti.com>,
Mark Brown <broonie@opensource.wolfsonmicro.com>,
alsa-devel@alsa-project.org
Subject: [PATCH] ASoC: sgtl5000: Fix wrong mask in some snd_soc_update_bits calls
Date: Fri, 21 Oct 2011 09:54:43 +0800 [thread overview]
Message-ID: <1319162083.4352.2.camel@phoenix> (raw)
Ensure all mask bits are clear before setting new value.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
I don't have this hardware, I'd appreciate if someone can test this patch.
Thanks,
Axel
sound/soc/codecs/sgtl5000.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index 32b5bbd..d15695d 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -723,7 +723,9 @@ static int sgtl5000_pcm_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
- snd_soc_update_bits(codec, SGTL5000_CHIP_I2S_CTRL, i2s_ctl, i2s_ctl);
+ snd_soc_update_bits(codec, SGTL5000_CHIP_I2S_CTRL,
+ SGTL5000_I2S_DLEN_MASK | SGTL5000_I2S_SCLKFREQ_MASK,
+ i2s_ctl);
return 0;
}
@@ -1146,8 +1148,7 @@ static int sgtl5000_set_power_regs(struct snd_soc_codec *codec)
vag = (vag - SGTL5000_ANA_GND_BASE) / SGTL5000_ANA_GND_STP;
snd_soc_update_bits(codec, SGTL5000_CHIP_REF_CTRL,
- vag << SGTL5000_ANA_GND_SHIFT,
- vag << SGTL5000_ANA_GND_SHIFT);
+ SGTL5000_ANA_GND_MASK, vag << SGTL5000_ANA_GND_SHIFT);
/* set line out VAG to vddio / 2, in range (0.8v, 1.675v) */
vag = vddio / 2;
@@ -1161,9 +1162,8 @@ static int sgtl5000_set_power_regs(struct snd_soc_codec *codec)
SGTL5000_LINE_OUT_GND_STP;
snd_soc_update_bits(codec, SGTL5000_CHIP_LINE_OUT_CTRL,
- vag << SGTL5000_LINE_OUT_GND_SHIFT |
- SGTL5000_LINE_OUT_CURRENT_360u <<
- SGTL5000_LINE_OUT_CURRENT_SHIFT,
+ SGTL5000_LINE_OUT_CURRENT_MASK |
+ SGTL5000_LINE_OUT_GND_MASK,
vag << SGTL5000_LINE_OUT_GND_SHIFT |
SGTL5000_LINE_OUT_CURRENT_360u <<
SGTL5000_LINE_OUT_CURRENT_SHIFT);
--
1.7.5.4
next reply other threads:[~2011-10-21 1:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-21 1:54 Axel Lin [this message]
2011-10-21 7:36 ` [PATCH] ASoC: sgtl5000: Fix wrong mask in some snd_soc_update_bits calls Dong Aisheng-B29396
2011-10-21 16:52 ` Girdwood, Liam
2011-10-22 9:36 ` Mark Brown
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