openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ASoC: Correct left/right swap in wm_hubs DC offset correction 

It was consistently wrong for everything except WM8993 so should be no
functional change.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.comm>
This commit is contained in:
Mark Brown 2011-06-07 23:28:45 +01:00
parent aef05294df
commit d5b040c92d
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
sound/soc/codecs/wm_hubs.c
View File

@ -133,9 +133,9 @@ static void calibrate_dc_servo(struct snd_soc_codec *codec)
break;
case 1:
reg = snd_soc_read(codec, WM8993_DC_SERVO_3);
reg_l = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
>> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
reg_r = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
break;
default:
WARN(1, "Unknown DCS readback method\n");
@ -149,13 +149,13 @@ static void calibrate_dc_servo(struct snd_soc_codec *codec)
dev_dbg(codec->dev, "Applying %d code DC servo correction\n",
hubs->dcs_codes);
/* HPOUT1L */
offset = reg_l;
/* HPOUT1R */
offset = reg_r;
offset += hubs->dcs_codes;
dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
/* HPOUT1R */
offset = reg_r;
/* HPOUT1L */
offset = reg_l;
offset += hubs->dcs_codes;
dcs_cfg |= (u8)offset;
@ -167,8 +167,8 @@ static void calibrate_dc_servo(struct snd_soc_codec *codec)
WM8993_DCS_TRIG_DAC_WR_0 |
WM8993_DCS_TRIG_DAC_WR_1);
} else {
dcs_cfg = reg_l << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
dcs_cfg |= reg_r;
dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
dcs_cfg |= reg_l;
}
/* Save the callibrated offset if we're in class W mode and