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(parent: 62e41a4) | patch
drm/nouveau: disable copy engine on NVAF
authorHenrik Rydberg <rydberg@euromail.se>
Sat, 4 Aug 2012 06:00:45 +0000 (08:00 +0200)
committerBen Skeggs <bskeggs@redhat.com>
Mon, 13 Aug 2012 23:36:52 +0000 (09:36 +1000)
commitd0095a4fc11aaec832f99c0fcaa7c5129b7e2e54
tree6e7c5d15d7d1e0b48a4b2b265fcbfd0054ef1995tree | snapshot
parent62e41a42523d2524487269c0a5a160d1a18ab8c3commit | diff
drm/nouveau: disable copy engine on NVAF

The copy engine exhibits random memory corruption in at least one case, the
GeForce 320M (nv50, 0xaf) in the MacBookAir3,1.

This patch omits creating the engine for the specific chipset, falling back
to M2MF, which kills the symptoms.

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
drivers/gpu/drm/nouveau/nouveau_state.c diff | blob | history
Linux Kernel Source Tree.