]> git.baikalelectronics.ru Git - kernel.git/commit
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)
commitfbf8070533042d9c0cd904260da8d9ee96b3a0ff
tree6e7c5d15d7d1e0b48a4b2b265fcbfd0054ef1995
parentbdeb3b63b42c3ac44341b73011be52ec484e8c13
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