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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [REGRESSION][BISECT] Linux 4.8: SKL DMC Version is now 1.23?"
href="https://bugs.freedesktop.org/show_bug.cgi?id=97182#c13">Comment # 13</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [REGRESSION][BISECT] Linux 4.8: SKL DMC Version is now 1.23?"
href="https://bugs.freedesktop.org/show_bug.cgi?id=97182">bug 97182</a>
from <span class="vcard"><a class="email" href="mailto:direx@betriebsdirektor.de" title="Direx <direx@betriebsdirektor.de>"> <span class="fn">Direx</span></a>
</span></b>
<pre>(In reply to Rodrigo Vivi from <a href="show_bug.cgi?id=97182#c12">comment #12</a>)
<span class="quote">> Nope, we cannot remove the symbolic link for the same reason that we cannot
> remove the 1.23, because there are stable kernel out there that loads that
> directly.</span >
Most (if not all) recent kernels load the Skylake FW by symlink, so yes, the
symlink needs to stay.
The kernel code needs to be fixed anyway. I think there are two possibilities:
1. Fully revert 4aa7fb9c and keep loading the FW by symlink. In this case the
check for "required_min_version" would be restored, instead of checking
"required_version".
2. Fully restore the behavior introduced by 4aa7fb9c, including the version
pinning, and load the FW by direct name.
#2 would mean that the firmware needs to stay forever in linux-firmware.git.
The current behavior "i915/skl_dmc_ver1.bin is too new, go away" does not make
sense, though. Especially if the same FW loaded just fine on *older* kernels.
But surely the actual developers have the last word on this.</pre>
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