drm/radeon/kms: add wait idle ioctl for eg->cayman
commit97bfd0acd32e9639c9136e03955d574655d5cc2b
authorDave Airlie <airlied@redhat.com>
Thu, 19 May 2011 04:14:43 +0000 (19 14:14 +1000)
committerDave Airlie <airlied@gmail.com>
Sun, 22 May 2011 10:26:18 +0000 (22 20:26 +1000)
tree377ce07a8bb2bbf1fa00e0578eb799f8baad4fba
parent0b65f83f9d2fab47b9b6040fe75fc2cfc73032d4
drm/radeon/kms: add wait idle ioctl for eg->cayman

None of the latest GPUs had this hooked up, this is necessary for
correct operation in a lot of cases, however we should test this on a few
GPUs in these families as we've had problems in this area before.

Reviewed-by: Alex Deucher <alexdeucher@gmail.com>
cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/gpu/drm/radeon/radeon_asic.c