APPLIED [OEM-5.6] Re: [SRU] [Unstable/OEM-5.6] [PATCH 00/13] Add generic LED class support for audio LED

[Timo Aaltonen]

On 1.7.2020 14.27, Timo Aaltonen wrote:
> On 1.7.2020 13.51, Kai-Heng Feng wrote:
>> BugLink: https://bugs.launchpad.net/bugs/1885896
>>
>> [Impact]
>> Like GPIO controlled LED, COEF controlled LED also need LED class
>> support, in order to be used by SoF driver.
>>
>> [Fix]
>> Convert all HDA vendor-specific LED control to generic LED class.
>>
>> [Test]
>> After applying the patch series, COEF controlled LED is exported under
>> /sys/class/leds/, so SoF driver now can control the micmute LED.
>>
>> Also verified on GPIO based micmute LED, it also works fine.
>>
>> [Regression Potential]
>> Low. Though there are 13 patches, most of them are straightforward
>> conversion.
>>
>> Takashi Iwai (13):
>>   ALSA: hda: generic: Always call led-trigger for mic mute LED
>>   ALSA: hda: generic: Add a helper for mic-mute LED with LED classdev
>>   ALSA: hda/realtek: Convert to cdev-variant of mic-mute LED controls
>>   ALSA: hda/conexant: Convert to cdev-variant of mic-mute LED controls
>>   ALSA: hda/sigmatel: Convert to cdev-variant of mic-mute LED controls
>>   ALSA: hda: generic: Drop unused snd_hda_gen_fixup_micmute_led()
>>   ALSA: hda: generic: Drop the old mic-mute LED hook
>>   ALSA: hda: generic: Add vmaster mute LED helper
>>   ALSA: hda/realtek: Use the new vmaster mute LED helper
>>   ALSA: hda/conexant: Use the new vmaster mute LED helper
>>   ALSA: hda/sigmatel: Use the new vmaster mute LED helper
>>   ALSA: hda/realtek: Unify LED helper code
>>   ALSA: hda: Let LED cdev handling suspend/resume
>>
>>  sound/pci/hda/Kconfig           |   9 ++
>>  sound/pci/hda/hda_generic.c     | 134 ++++++++++++-------
>>  sound/pci/hda/hda_generic.h     |  13 +-
>>  sound/pci/hda/patch_conexant.c  |  47 +++----
>>  sound/pci/hda/patch_realtek.c   | 220 +++++++++++++++-----------------
>>  sound/pci/hda/patch_sigmatel.c  |  22 ++--
>>  sound/pci/hda/thinkpad_helper.c |  19 +--
>>  7 files changed, 248 insertions(+), 216 deletions(-)
>>
> 
> added to oem-5.6-next, thanks

..and then a commit to fix the config, but I can't wait for a v2 so did
that myself.

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