Control: tag -1 moreinfo On Mon, 2019-07-15 at 08:48 -0400, Kathryn Tolsen wrote: > It would appear to my untrained eye, that this commit on May 15, 2018 by > Ben Hutchings is responsible for this issue: > > https://salsa.debian.org/kernel-team/linux/commit/e7bdd24f189b1b8775665d56a1230f7b12915ffe No, this patch is much older than that. > This appears to be debian specific and not an upstream issue as the > upstream code doesn't contain any such checks: > > https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/drivers/gpu/drm/radeon/radeon_drv.c?h=v4.19.59#n340 > > It would appear this is an incorrect assumption to make, that all cards > newer than the R600 require firmware. I really don't think so. > I can't make out what this code is > doing without digging way deeper but I think this is what is causing this > issue. There would need to be an exception here or the patch would need to > be rolled back or came at from a different angle entirely. I suspect that this bug is a duplicate of bug #928510, for which the fix missed the buster release (but we can fix it in a point release). If you run "update-initramfs -u" and reboot, does that fix the problem? Ben. -- Ben Hutchings If God had intended Man to program, we'd have been born with serial I/O ports.
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