drm/i915/overlay: Use the recommended page alignment for physical regs

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index ab2a8ca..b0aea47 100644 (file)
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -1406,7 +1406,7 @@ void intel_setup_overlay(struct drm_device *dev)
        if (OVERLAY_NEEDS_PHYSICAL(dev)) {
                ret = i915_gem_attach_phys_object(dev, reg_bo,
                                                  I915_GEM_PHYS_OVERLAY_REGS,
-                                                 0);
+                                                 PAGE_SIZE);
                 if (ret) {
                         DRM_ERROR("failed to attach phys overlay regs\n");
                         goto out_free_bo;