Created attachment 85012
drm/nv50: Fix backlight not working when PWM_DIV is uninitialised (v2)
V2 fixes the reach of this patch.
>From what I can tell the PWM_DIV is simply a divider for the initial PWM clock
>or something, it does not affect the scope of the duty cycle. I therefore
>assume 0x5
Created attachment 85010
drm/nv50: Fix backlight not working when PWM_DIV is uninitialised
Auke, Rick, Jesse: please test the attached patch. It should initialise
PWM_DIV on both boot and resume, solving your problems _if_ this routine
is called after running the initscripts. Please test to verify
(In reply to comment #36)
> Created attachment 68764 [details] [review]
> Enable the PANEL_BACKLIGHT_LEVEL GPIO
>
> Guys can you try the patch. It should apply against the latest nouveau tree
NACK on this patch: this particular pin should be driven by a PWM in
SOR, as indicated in 0xe100. Rather
3 matches
Mail list logo
