[Freedreno] db820c: Input signal Out of range

Ricardo Ribalda Delgado ricardo.ribalda at gmail.com
Wed Aug 15 14:10:45 UTC 2018


Hello
On Tue, Aug 14, 2018 at 8:10 AM Archit Taneja <architt at codeaurora.org> wrote:

>
> Thanks for the info. The number of failed modes is quite bad,
> and across a wide range of modes.
>
> Another query: Does the mode fail to set every time you set it?
> i.e, if we call the following successively, do we get the
> "out of range" issue every time?
>
> xrandr --output HDMI-1 --mode 1600x1000 --rate 60.01
>
> I'd looped in some friends who can help verify if the
> driver is configuring the regs correctly.
>

The pll does not seem to be reconfigured if I set the same resolution
again and again.

So I am trying to go between two faulty resolutions:

while true; do xrandr --output HDMI-1 --mode 1600x1000 --rate 60.01 ;
sleep 5; xrandr --output HDMI-1 --mode 1680x1050 --rate 59.97; sleep 5
; done

and after 10 minutes or so I havent seen anything on the screen
besides some blinks.

Thanks!

-- 
Ricardo Ribalda


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