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Groups > linux.debian.bugs.dist > #1269730

Bug#1118349: dpm broken on Radeon HD 8570D

From Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Newsgroups linux.debian.bugs.dist, linux.debian.kernel
Subject Bug#1118349: dpm broken on Radeon HD 8570D
Date 2025-11-10 16:30 +0100
Message-ID <LPC09-bW8e-7@gated-at.bofh.it> (permalink)
References <LHcmd-65Ut-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

Cross-posted to 2 groups.

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Control: forwarded -1 https://lore.kernel.org/amd-gfx/epyf7tdz3azb3fflb6rwuhax7mpccmqlsmzqqe2pcm7mxrdur4@zpx2uo5pvoqs

Hello,

A Debian user (Roman Savochenko, on Cc:) reports issues (freezing with
black screen) with a Radeon HD 8570D graphics adapter. When passing
`radeon.dpm=0` on the kernel commandline the problems are gone.

Is it a sensible quirk to let dpm default to 0 with that hardware? Or
does the behaviour depend on (e.g.) the actual monitor in use?

Or is there a bug to fix? If so, do you have a hint what to do, is there
more information needed from the affected system?

The full bug history is available at https://bugs.debian.org/1118349,
which also contains some hardware information.

Best regards
Uwe

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Thread

Bug#1118349: dpm broken on Radeon HD 8570D Uwe Kleine-König <u.kleine-koenig@baylibre.com> - 2025-11-10 16:30 +0100
  Bug#1118349: dpm broken on Radeon HD 8570D Roman Savochenko <roman@oscada.org> - 2025-11-19 20:40 +0100
  Bug#1118349: dpm broken on Radeon HD 8570D Roman Savochenko <roman@oscada.org> - 2025-11-22 13:50 +0100

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