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45b14fe200
linux/sound
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Stefan Binding 45b14fe200 ALSA: hda/cirrus: Use CS8409 filter to fix abnormal sounds on Bullseye 
Cracking noises have been reported on the built-in speaker for certain
Bullseye platforms, when volume is > 80%.

This issue is caused by the specific combination of Codec and AMP in
this platform, and cannot be fixed by the AMP, so indead must be fixed
at codec level, by adding attenuation to the volume.

Tested on DELL Inspiron-3505, DELL Inspiron-3501, DELL Inspiron-3500

Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com>
Signed-off-by: Vitaly Rodionov <vitalyr@opensource.cirrus.com>
BugLink: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1924997
Reported-and-tested-by: You-Sheng Yang <vicamo.yang@canonical.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20210426163749.196153-3-vitalyr@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2021-04-26 18:45:06 +02:00
..
ac97 ALSA: ac97: Constify static struct attribute_group 2021-01-31 09:49:58 +01:00
aoa ALSA: Convert strlcpy to strscpy when return value is unused 2021-01-08 09:30:05 +01:00
arm ARM updates for 5.12-rc1: 2021-02-22 14:27:07 -08:00
atmel ALSA: atmel: ac97: clarify operator precedence 2020-09-03 09:27:34 +02:00
core ALSA: control: Fix racy management of user ctl memory size account 2021-04-16 09:57:49 +02:00
drivers Merge branch 'for-linus' into for-next 2021-04-09 09:57:03 +02:00
firewire ALSA: control - add generic LED API 2021-03-30 17:42:40 +02:00
hda ALSA: control - add generic LED API 2021-03-30 17:42:40 +02:00
i2c ALSA: Convert strlcpy to strscpy when return value is unused 2021-01-08 09:30:05 +01:00
isa ALSA: sb: Fix two use after free in snd_sb_qsound_build 2021-04-26 18:01:07 +02:00
mips module: remove never implemented MODULE_SUPPORTED_DEVICE 2021-03-17 13:16:18 -07:00
oss ALSA: Convert strlcpy to strscpy when return value is unused 2021-01-08 09:30:05 +01:00
parisc
pci ALSA: hda/cirrus: Use CS8409 filter to fix abnormal sounds on Bullseye 2021-04-26 18:45:06 +02:00
pcmcia module: remove never implemented MODULE_SUPPORTED_DEVICE 2021-03-17 13:16:18 -07:00
ppc ALSA: control - add generic LED API 2021-03-30 17:42:40 +02:00
sh module: remove never implemented MODULE_SUPPORTED_DEVICE 2021-03-17 13:16:18 -07:00
soc Merge remote-tracking branch 'asoc/for-5.13' into asoc-next 2021-04-23 19:01:02 +01:00
sparc module: remove never implemented MODULE_SUPPORTED_DEVICE 2021-03-17 13:16:18 -07:00
spi
synth
usb ALSA: usb-audio: Fix implicit sync clearance at stopping stream 2021-04-26 08:37:05 +02:00
virtio ALSA: virtio: use module_virtio_driver() to simplify the code 2021-04-12 12:15:34 +02:00
x86 module: remove never implemented MODULE_SUPPORTED_DEVICE 2021-03-17 13:16:18 -07:00
xen module: remove never implemented MODULE_SUPPORTED_DEVICE 2021-03-17 13:16:18 -07:00
ac97_bus.c
Kconfig ALSA: virtio: add virtio sound driver 2021-03-07 09:07:16 +01:00
last.c
Makefile ALSA: virtio: add virtio sound driver 2021-03-07 09:07:16 +01:00
sound_core.c