drm/i915: fix WaDisablePSDDualDispatchEnable on VLV v2
authorJesse Barnes <jbarnes@virtuousgeek.org>
Fri, 8 Mar 2013 18:45:51 +0000 (10:45 -0800)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Sat, 23 Mar 2013 11:18:00 +0000 (12:18 +0100)
commitd3bc03030a3994181d420e9f3b858fe6edd71839
tree946b30a135b2460cb78607945d5efe25b7029106
parentd7fee5f6faea17b6e702eba90037ab8f716faf8e
drm/i915: fix WaDisablePSDDualDispatchEnable on VLV v2

Can prevent a hang when we get to tessellation.  We need to set bit 15
as well for this workaround.

v2: update changelog with accurate info

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_pm.c