Control: tag -1 moreinfo On Tue, 2017-02-21 at 07:04 +0100, Ulrich Möhrke wrote: > Bug 850219 should be solved with kernel 4.10-rc7. > See https://bugs.freedesktop.org/show_bug.cgi?id=98405 If I read correctly, the fix is this: https://git.kernel.org/linus/7dfee6827780d4228148263545af936d0cae8930 Could you test whether this works as a patch to 4.9? I've attached the patch and you can build a new package by following the instructions at: https://kernel-handbook.alioth.debian.org/ch-common-tasks.html#s-common-official Ben. -- Ben Hutchings In a hierarchy, every employee tends to rise to his level of incompetence.
From: Ben Skeggs <bskeggs@redhat.com> Date: Mon, 9 Jan 2017 10:22:15 +1000 Subject: drm/nouveau/disp/mcp7x: disable dptmds workaround Origin: https://git.kernel.org/linus/7dfee6827780d4228148263545af936d0cae8930 Bug-Debian: https://bugs.debian.org/850219 The workaround appears to cause regressions on these boards, and from inspection of RM traces, NVIDIA don't appear to do it on them either. Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Tested-by: Roy Spliet <nouveau@spliet.org> --- drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c index 567466f93cd5..0db8efbf1c2e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c @@ -433,8 +433,6 @@ nv50_disp_dptmds_war(struct nvkm_device *device) case 0x94: case 0x96: case 0x98: - case 0xaa: - case 0xac: return true; default: break;
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