Created attachment 100635
drm/nv50: Fix backlight not working when PWM_DIV is uninitialised (v3)
Applying Roy's 0001-drm-nv50-Fix-backlight-not-working-when-PWM_DIV-
is-u.patch (v2) to linux-3.15-rc8 results in a compilation error.
...
CC drivers/gpu/drm/nouveau/nouveau_display.o
drivers/g
Thanks for the explanation. It's a pity that it's no possible to solve
this bug, yet. It's the last feature I need after DPM and UVD have been
included in the oss radeon-driver.
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Ooops, wasn't the did2 field. It was exactly the same as the others.
Uninitialized cadl. Tried the patch. Works for the UX32VD.
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https://bugs.launchpad.net/bugs/806032
Title:
Fn + F[89]
Aahh, at last I found this entry. I was debugging the dsdt from my Asus UX32VD
and I came to pretty much similar result.
The DID2 field is never initialized, which lets CDDS(DID2) return 0x1d and
makes _DCS useless. _DCS is used in _Q0E and _Q0F.
The lines in question:
=
Created attachment 66537
acpidump of Asus UX32VD
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Title:
Fn + F[89] does not work for controlling brightness on Clevo laptops
(B7130, W150HRM)
