drm/nv50-/disp: Use output specific mask in interrupt
authorEmil Velikov <emil.l.velikov@gmail.com>
Tue, 2 Jul 2013 13:44:12 +0000 (14:44 +0100)
committerBen Skeggs <bskeggs@redhat.com>
Fri, 5 Jul 2013 04:22:29 +0000 (14:22 +1000)
commit378f2bcdf7c971453d11580936dc0ffe845f5880
tree9e2d34059504846f50b705bbd0578867c92a5713
parentd005f51eb93d71cd40ebd11dd377453fa8c8a42a
drm/nv50-/disp: Use output specific mask in interrupt

The commit

   commit 476e84e126171d809f9c0b5d97137f5055f95ca8
   Author: Ben Skeggs <bskeggs@redhat.com>
   Date:   Mon Feb 11 09:24:23 2013 +1000

       drm/nv50-/disp: initial supervisor support for off-chip encoders

changed the write mask in one of the interrupt functions for on-chip encoders,
causing a regression in certain VGA dual-head setups. This commit reintroduces
the mask thus resolving the regression

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=66129
Reported-and-Tested-by: Yves-Alexis <corsac@debian.org>
Cc: stable@vger.kernel.org [3.9+]
CC: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
drivers/gpu/drm/nouveau/core/engine/disp/nv50.c