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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Black screen when detaching HDMI cable (AMD A10-9620P)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101499#c9">Comment # 9</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Black screen when detaching HDMI cable (AMD A10-9620P)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101499">bug 101499</a>
from <span class="vcard"><a class="email" href="mailto:michel@daenzer.net" title="Michel Dänzer <michel@daenzer.net>"> <span class="fn">Michel Dänzer</span></a>
</span></b>
<pre>(In reply to Carlo Caione from <a href="show_bug.cgi?id=101499#c8">comment #8</a>)
<span class="quote">> On a side note: is it normal so many error messages in the journal? Like:
>
> kernel: amdgpu 0000:00:01.0: ffff9cccade4d800 pin failed
> kernel: [drm:amdgpu_crtc_page_flip_target [amdgpu]] *ERROR* failed to pin
> new abo buffer before flip
> gdm-Xorg-:0[672]: (WW) AMDGPU(0): flip queue failed: Cannot allocate memory
> gdm-Xorg-:0[672]: (WW) AMDGPU(0): Page flip failed: Cannot allocate memory
> gdm-Xorg-:0[672]: (EE) AMDGPU(0): present flip failed
> ...
> gdm-Xorg-:0[672]: (WW) AMDGPU(0): get vblank counter failed: Invalid argument</span >
I think all of these are triggered by VRAM being too small to fit the scanout
buffers covering the laptop panel + external monitor.
<span class="quote">> kernel: amdgpu: [powerplay] min_core_set_clock not set</span >
Not sure about this one, might be harmless.</pre>
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