drm/radeon: use helpers

Signed-off-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --cc drivers/gpu/drm/radeon/r100.c
Simple merge

diff --cc drivers/gpu/drm/radeon/r600_cs.c
Simple merge

diff --cc drivers/gpu/drm/radeon/radeon_connectors.c
Simple merge