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Bug#797102: linux-image-4.0.0-1-amd64: radeon KMS display regression - monitor blank



Control: tag -1 upstream moreinfo

On Thu, 2015-08-27 at 21:37 +0200, Michal Suchanek wrote:
> Package: src:linux
> Version: 4.0.2-1
> Severity: normal
> 
> Hello,
> 
> After power outage when my system rebooted my display would show just
> "Input not supported" message.
> 
> This is the earliest broken kernel and this goes up to 4.2.0-rc8
> 
> Out of the kernels I have installed latest working is
> linux-image-3.18.0-trunk 3.18.5-1~exp1
> 
> The monitor is connected over displayport and works in 1920x1080 but not
> the native 2560x1440 resolution.
> 
> This is probably upstream problem.
> 
>  RADEON(0): Chipset: "ATI Radeon HD 5670" (ChipID = 0x68d8)
> 
> I guess I will just remove the newer kernels.

Please report this upstream at <https://bugs.freedesktop.org> under
product 'DRI', component 'DRM/Radeon' and let us know the bug number.

Ben.

-- 
Ben Hutchings
Any sufficiently advanced bug is indistinguishable from a feature.

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