Bug#822225: xserver-xorg-video-radeon: White glow and flicker on edges of LVDS display on boot

Michel Dänzer michel at daenzer.net
Thu Apr 28 03:26:04 UTC 2016

On 22.04.2016 17:17, thomas wrote:
> Package: xserver-xorg-video-radeon
> Version: 1:7.7.0-1
> Severity: normal
> Dear Maintainer,
>    * What led up to the situation?
>    I installed the open radeon driver package instead of the closed one
>    * What exactly did you do (or not do) that was effective (or
>      ineffective)?
>    Boot the system
>    * What was the outcome of this action?
>    Increasing white glow on the edges of the built in display, a freeze,
>    some flicker and finally the normal boot process continues
>    * What outcome did you expect instead?
>    A normal boot process without the glitches
> I am not sure if this is the fault of the display driver,

Agreed, however...

> but since it looks like a display (or maybe backlight?) glitch, I
> though it was best to report this under the video driver package.

... the display driver is actually the kernel driver with KMS, so this
report should be reassigned to the kernel package.

> I am worried that it might damage something hardware related, because
> it really doesn't look healthy to me.

FWIW, IME it's quite unlikely that this kind of issue could result in
hardware damage.

Earthling Michel Dänzer               |               http://www.amd.com
Libre software enthusiast             |             Mesa and X developer

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