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authorAlexander Stein <alexander.stein@systec-electronic.com>2015-04-16 14:51:56 +0200
committerStefan Agner <stefan.agner@toradex.com>2017-05-30 13:49:04 -0700
commit3db63e28b0eb01d0801a9ee6ba3ae7bfa4a1bfd8 (patch)
tree6e145b4a6dc182aa0748f7fed139859e50236f9c /sound
parent7e0cddead26c1c7bd26e1862dbb8edf860f25771 (diff)
ASoC: sgtl5000: Use specific variable for lo_vag
This is a preparation for calculating lo_vol which needs both vag and lo_vag. Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com> Signed-off-by: Mark Brown <broonie@kernel.org> (cherry picked from commit d2b7c2aaf7b565532c7d9937519b199fbca4a779)
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/sgtl5000.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index 3fe5da7ce497..bf239c883ae7 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -1119,6 +1119,7 @@ static int sgtl5000_set_power_regs(struct snd_soc_codec *codec)
u16 ana_pwr;
u16 lreg_ctrl;
int vag;
+ int lo_vag;
struct sgtl5000_priv *sgtl5000 = snd_soc_codec_get_drvdata(codec);
vdda = regulator_get_voltage(sgtl5000->supplies[VDDA].consumer);
@@ -1206,20 +1207,20 @@ static int sgtl5000_set_power_regs(struct snd_soc_codec *codec)
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;
- if (vag <= SGTL5000_LINE_OUT_GND_BASE)
- vag = 0;
- else if (vag >= SGTL5000_LINE_OUT_GND_BASE +
+ lo_vag = vddio / 2;
+ if (lo_vag <= SGTL5000_LINE_OUT_GND_BASE)
+ lo_vag = 0;
+ else if (lo_vag >= SGTL5000_LINE_OUT_GND_BASE +
SGTL5000_LINE_OUT_GND_STP * SGTL5000_LINE_OUT_GND_MAX)
- vag = SGTL5000_LINE_OUT_GND_MAX;
+ lo_vag = SGTL5000_LINE_OUT_GND_MAX;
else
- vag = (vag - SGTL5000_LINE_OUT_GND_BASE) /
+ lo_vag = (lo_vag - SGTL5000_LINE_OUT_GND_BASE) /
SGTL5000_LINE_OUT_GND_STP;
snd_soc_update_bits(codec, SGTL5000_CHIP_LINE_OUT_CTRL,
SGTL5000_LINE_OUT_CURRENT_MASK |
SGTL5000_LINE_OUT_GND_MASK,
- vag << SGTL5000_LINE_OUT_GND_SHIFT |
+ lo_vag << SGTL5000_LINE_OUT_GND_SHIFT |
SGTL5000_LINE_OUT_CURRENT_360u <<
SGTL5000_LINE_OUT_CURRENT_SHIFT);