Messages in this thread | | | From | Andy Shevchenko <> | Date | Mon, 13 Jan 2020 11:47:12 +0200 | Subject | Re: [PATCH] platform/x86: asus-wmi: Fix keyboard brightness cannot be set to 0 |
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On Mon, Jan 13, 2020 at 5:47 AM Daniel Drake <drake@endlessm.com> wrote: > > On Tue, Dec 31, 2019 at 2:53 PM Daniel Drake <drake@endlessm.com> wrote: > > Here, writing 0x80 to turn off the keyboard LED will result in an > > additional WRAM(0x9f0, 0) call that was not there before. I think we > > should double check this detail. > > > > Let's see if we can borrow one of the affected models and double check > > this patch there before proceeding. I'll follow up internally. > > Asus were unable to find a product sample with the affected behaviour. > They did provide us with one from the list I had made, but with a > newer BIOS version where that behaviour has been eliminated. They also > advised that always setting bit 7 is the way they do it on Windows. So > I don't think we have the opportunity for extra verification, but it > should be safe. >
> Reviewed-by: Daniel Drake <drake@endlessm.com>
Thank you, Daniel! I'll queue it soon to my tree.
-- With Best Regards, Andy Shevchenko
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