linux_dsm_epyc7002/sound
John Hsu 8fe19795da ASoC: nau8825: fix jack type detection issue after resume
Fix the issue that mic type detection error after resume.
The microphone type detection procedure will recognize
testing signal on JKSLV pin, but before the procedure,
JKSLV already had supply voltage, that results in the failure.
Therefore, the patch turns off the power and reset the jack type
configuration before suspend. Then redo the jack detection
procedure after resume.

The patch help to fix the issue as follows:
Google issue 37973093: CTIA/OMTP jack type detection failure after resume
Reported Issue
Chrome OS Version  :  ChromeOS R59-9460.13.0
Type of hardware   :  DVT sample

What steps will reproduce the problem?
(1 Play a music
(2 Insert a headphones
(3 Close laptop lid 3 sec then open it
What is the expected output?
The music is normal in the headphones.
What do you see instead?
Singer voice in the music is not clear.

How frequently does this problem reproduce?
Always

What is the impact to the user, and is there a workaround?
If so, what is it?
Re-insert the headset or close the laptop lid and
then open it again can be repaired.

Signed-off-by: John Hsu <KCHSU0@nuvoton.com>
Signed-off-by: John Hsu <supercraig0719@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2017-06-23 13:02:13 +01:00
..
aoa powerpc updates for 4.9 2016-10-07 20:19:31 -07:00
arm
atmel
core Merge branch 'for-linus' into for-next 2017-04-14 09:01:04 +02:00
drivers Annotation of module parameters that specify device settings 2017-05-10 19:13:03 -07:00
firewire ALSA: fireface: obsolete usage of ktime_set() for zero assignment 2017-04-20 15:00:54 +02:00
hda ALSA: hda: Fix cpu lockup when stopping the cmd dmas 2017-05-10 08:47:17 +02:00
i2c
isa Annotation of module parameters that specify device settings 2017-05-10 19:13:03 -07:00
mips ALSA: mips: avoid potential uninitialized variable use 2017-01-16 14:33:42 +01:00
oss Annotate hardware config module parameters in sound/oss/ 2017-04-20 12:02:32 +01:00
parisc
pci sound fixes for 4.12-rc1 2017-05-12 12:10:38 -07:00
pcmcia lib/vsprintf.c: remove %Z support 2017-02-27 18:43:47 -08:00
ppc scripts/spelling.txt: add "followings" pattern and fix typo instances 2017-02-27 18:43:47 -08:00
sh ktime: Cleanup ktime_set() usage 2016-12-25 17:21:22 +01:00
soc ASoC: nau8825: fix jack type detection issue after resume 2017-06-23 13:02:13 +01:00
sparc dbri: move dereference after check for NULL 2016-12-06 12:18:22 -05:00
spi
synth ALSA: emux: stop if copy_from_user() fails 2017-03-31 16:23:52 +02:00
usb ALSA: usb-audio: replace /proc/bus/usb by /dev/bus/usb 2017-04-17 10:23:55 +02:00
x86 alsa: use set_memory.h header 2017-05-08 17:15:14 -07:00
ac97_bus.c
Kconfig sound: Disable the build of OSS drivers 2017-05-12 09:57:20 +02:00
last.c
Makefile ALSA: add Intel HDMI LPE audio driver for BYT/CHT-T 2017-01-25 14:23:46 +01:00
sound_core.c