hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ASoC: wm_hubs: Disable cache of the DC servo calibration for WM1811 

The WM1811 DC servo is able to run much faster than previous devices so
the benefit of skipping calibration is not useful.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2012-02-29 16:40:08 +00:00
parent b16db745b5
commit 67109cbea1
3 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
sound/soc/codecs/wm8994.c
View File

@ -3535,6 +3535,7 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
wm8994->hubs.dcs_readback_mode = 2;
wm8994->hubs.no_series_update = 1;
wm8994->hubs.hp_startup_mode = 1;
wm8994->hubs.no_cache_class_w = true;
switch (wm8994->revision) {
case 0:

2
sound/soc/codecs/wm_hubs.c
View File

@ -207,7 +207,7 @@ static void calibrate_dc_servo(struct snd_soc_codec *codec)
/* Save the callibrated offset if we're in class W mode and
* therefore don't have any analogue signal mixed in. */
if (hubs->class_w)
if (hubs->class_w && !hubs->no_cache_class_w)
hubs->class_w_dcs = dcs_cfg;
}

1
sound/soc/codecs/wm_hubs.h
View File

@ -30,6 +30,7 @@ struct wm_hubs_data {
int series_startup;
int no_series_update;
bool no_cache_class_w;
bool class_w;
u16 class_w_dcs;