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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [radeonsi] Dreamfall Chapters: heavy visual corruption, large parts of the screen are black in some scenes"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=86038#c2">Comment # 2</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [radeonsi] Dreamfall Chapters: heavy visual corruption, large parts of the screen are black in some scenes"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=86038">bug 86038</a>
              from <span class="vcard"><a class="email" href="mailto:kai@dev.carbon-project.org" title="Kai <kai@dev.carbon-project.org>"> <span class="fn">Kai</span></a>
</span></b>
        <pre>I've updated Mesa and LLVM, but that didn't help. The new stack is detailed
below.
I forgot to write in <a href="show_bug.cgi?id=86038#c0">comment #0</a>, that the first visual corruption (black
rectangles flickering in and out of existance) occurs in the main menu.

And I like to add another observation: when you press escape (ie. pause the
game) while there's a visual corruption visible like the one depicted in
<span class=""><a href="attachment.cgi?id=109134" name="attach_109134" title="Heavy visual corruption with radeonsi in Dreamfall Chapters">attachment 109134</a> <a href="attachment.cgi?id=109134&action=edit" title="Heavy visual corruption with radeonsi in Dreamfall Chapters">[details]</a></span>, the amount of corruption is reduced significantly. Not as
good as with the proprietary driver, but still way better than in the running
game. The pause menu is basically a grey overlay with the menu options onto a
"still image" of the scene you've paused in.


My current stack is (Debian testing as a base):
GPU: Hawaii PRO [Radeon R9 290] (ChipID = 0x67b1)
Mesa: Git:master/a6d8413d7c
libdrm: Git:master/00847fa48b
LLVM: SVN:trunk/r221577 (3.6 devel)
X.Org: 2:1.16.1-1
Linux:
Git:git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git:v3.18-rc1
+ <span class=""><a href="attachment.cgi?id=107451" name="attach_107451" title="ttm: Don't evict BOs outside of requested placement range">attachment 107451</a> <a href="attachment.cgi?id=107451&action=edit" title="ttm: Don't evict BOs outside of requested placement range">[details]</a></span> <a href='page.cgi?id=splinter.html&bug=86038&attachment=107451'>[review]</a> and <span class=""><a href="attachment.cgi?id=107544" name="attach_107544" title="drm/radeon: Try placing NO_CPU_ACCESS BOs outside of CPU accessible VRAM">attachment 107544</a> <a href="attachment.cgi?id=107544&action=edit" title="drm/radeon: Try placing NO_CPU_ACCESS BOs outside of CPU accessible VRAM">[details]</a></span> <a href='page.cgi?id=splinter.html&bug=86038&attachment=107544'>[review]</a>
Firmware: <<a href="http://people.freedesktop.org/~agd5f/radeon_ucode/">http://people.freedesktop.org/~agd5f/radeon_ucode/</a>>
<span class="quote">> 9e05820da42549ce9c89d147cf1f8e19  /lib/firmware/updates/3.17.0-citadel/radeon/hawaii_ce.bin
> c8bab593090fc54f239c8d7596c8d846  /lib/firmware/updates/3.17.0-citadel/radeon/hawaii_mc.bin
> 3618dbb955d8a84970e262bb2e6d2a16  /lib/firmware/updates/3.17.0-citadel/radeon/hawaii_me.bin
> c000b0fc9ff6582145f66504b0ec9597  /lib/firmware/updates/3.17.0-citadel/radeon/hawaii_mec.bin
> 0643ad24b3beff2214cce533e094c1b7  /lib/firmware/updates/3.17.0-citadel/radeon/hawaii_pfp.bin
> ba6054b7d78184a74602fd81607e1386  /lib/firmware/updates/3.17.0-citadel/radeon/hawaii_rlc.bin
> 11288f635737331b69de9ee82fe04898  /lib/firmware/updates/3.17.0-citadel/radeon/hawaii_sdma.bin
> 284429675a5560e0fad42aa982965fc2  /lib/firmware/updates/3.17.0-citadel/radeon/hawaii_smc.bin</span >
libclc: Git:master/7f6f5bff1f
DDX: 1:7.5.0-1</pre>
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