Set DRIVER_GEM_MMAP to make GEM core track buffer accesses via the DRM VMA Offset Manager.
Cc: David Airlie airlied@linux.ie Signed-off-by: David Herrmann dh.herrmann@gmail.com --- drivers/gpu/drm/udl/udl_drv.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c index bb0af58..145a8e1 100644 --- a/drivers/gpu/drm/udl/udl_drv.c +++ b/drivers/gpu/drm/udl/udl_drv.c @@ -73,7 +73,8 @@ static const struct file_operations udl_driver_fops = { };
static struct drm_driver driver = { - .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME, + .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME | + DRIVER_GEM_MMAP, .load = udl_driver_load, .unload = udl_driver_unload,