Bug#918113: linux-image-4.19.0-1-amd64: Fails to initalize DisplayPort displays with rx560

From	Mark Brown <broonie@debian.org>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#918113: linux-image-4.19.0-1-amd64: Fails to initalize DisplayPort displays with rx560
Date	2019-01-03 19:00 +0100
Message-ID	<xcfrH-6xn-1@gated-at.bofh.it> (permalink)
References	<xccat-4Ic-1@gated-at.bofh.it> <xccat-4Ic-1@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Cross-posted to 2 groups.

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On Thu, Jan 03, 2019 at 01:49:49PM +0000, Mark Brown wrote:

> Even with only one monitor connected the system is unable to do anything
> useful with the display, it has trouble setting up a valid clock
> configuration though there is no oops:
> 
> Dec 29 17:57:14 debutante kernel: [    3.561312] amdgpu 0000:01:00.0: firmware: direct-loading firmware amdgpu/polaris11_k_smc.bin
> Dec 29 17:57:14 debutante kernel: [    3.622018] EXT4-fs (sdb1): mounted filesystem with ordered data mode. Opts: errors=remount-ro
> Dec 29 18:14:17 debutante kernel: [    3.482651] amdgpu: [powerplay] Failed to retrieve minimum clocks.
> Dec 29 18:14:17 debutante kernel: [    3.482652] amdgpu: [powerplay] Error in phm_get_clock_info 

I've confirmed that this part of the issue is fixed with the 4.20
packages in experimental, the problems with a dual monitor setup oopsing
and generally failing to work that were the main focus of the report
remain.

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Bug#918113: linux-image-4.19.0-1-amd64: Fails to initalize DisplayPort displays with rx560 Mark Brown <broonie@debian.org> - 2019-01-03 15:30 +0100
  Bug#918113: linux-image-4.19.0-1-amd64: Fails to initalize DisplayPort displays with rx560 Mark Brown <broonie@debian.org> - 2019-01-03 19:00 +0100

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