Re: [PATCH] platform/x86: bitland-mifs-wmi: Only expose kb_mode when it is supported

[Mingyou Chen <qby140326@gmail.com>]

On 10/18/26 11:03, Bozhen Peng wrote:
> Hi Anton,
>
> I tested your patch as posted on my MECHREVO WUJIE15 PRO
> (WUJIE15 Series-HPT), using your stated for-next base:
>
> 98f039265e580291d5e76a11b2072541fbb1c393
>
> I booted the baseline and then the same kernel with only your patch
> applied. On the baseline, kb_mode was present, but reading it returned
> "Input/output error". With your patch, kb_mode was absent and I got:
>
>    kb_mode not supported (-5), hiding it
>
> The GET produces an ACPI AE_NOT_FOUND for HEC.LEDM on this machine.
> With your patch, the probe still reports the ACPI error,
> but kb_mode is correctly hidden.
>
> I cycled the keyboard backlight with Fn+F7 from off through levels
> 1, 2 and 3, then back to off. All levels worked. During this check,
> atkbd logged unknown scancode 0xf6 messages.
>
> This confirms the unsupported-kb_mode case on HPT. My keyboard backlight
> is not RGB, so I didn't tested the supported RGB-mode case.
>
> Tested-by: Bozhen Peng <bozhenpeng93@gmail.com>
>
> Thanks,
> Bozhen

Hi,

Sorry for the late reply.

Attrs are not covered in this patch series.

I might start a new patch series for this after the currently one is merged.