[RFC 2/2] ASoC: rt5670: Add LED trigger support

[Mark Brown]

On Wed, Feb 24, 2021 at 09:09:36PM +0100, Hans de Goede wrote:

> Given that the use of mute LEDs itself is actually rare and especially
> the use of mute LEDs in combination with ASoC coming up with some
> generic configuration mechanism to allow userspace to tie the

This seems like an optimistic set of assumptions - it may reflect
current laptops but it sounds like the sort of thing people might
deploy on future devices, never mind all the non-laptops that could end
up wanting to use this mechanism.

> Not to mention that this would just be punting the actual problem
> of figuring out which control to use to userspace, while the kernel
> is actually in a better place to make this decision since the kernel
> already uses DMI based quirks to deal with model specific configuration.

Again, this only works in cases where there's only one option for the
control that could be used.
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