drm/i915: Allocate ringbuffers from stolen memory

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Acked-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index bc7cf7c63108..36e1e13ae946 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1113,7 +1113,11 @@ static int intel_init_ring_buffer(struct drm_device *dev,
                         return ret;
         }
 
-        obj = i915_gem_alloc_object(dev, ring->size);
+        obj = NULL;
+        if (!HAS_LLC(dev))
+                obj = i915_gem_object_create_stolen(dev, ring->size);
+        if (obj == NULL)
+                obj = i915_gem_alloc_object(dev, ring->size);
         if (obj == NULL) {
                 DRM_ERROR("Failed to allocate ringbuffer\n");
                 ret = -ENOMEM;