drm/nouveau: add userspace fallback hints.

This lets the modesetting driver work better.

Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 35acc92..c01ae78 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -317,6 +317,9 @@ nouveau_display_create(struct drm_device *dev)
                dev->mode_config.max_height = 8192;
        }
 
+       dev->mode_config.preferred_depth = 24;
+       dev->mode_config.prefer_shadow = 1;
+
        drm_kms_helper_poll_init(dev);
        drm_kms_helper_poll_disable(dev);