drm/i915/ttm: enable shmem tt backend

Turn on the shmem tt backend, and enable shrinking.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211018091055.1998191-8-matthew.auld@intel.com

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
index d37581d..4fd2edb 100644 (file)
--- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
@@ -1113,7 +1113,8 @@ static u64 i915_ttm_mmap_offset(struct drm_i915_gem_object *obj)
 
 static const struct drm_i915_gem_object_ops i915_gem_ttm_obj_ops = {
        .name = "i915_gem_object_ttm",
-       .flags = I915_GEM_OBJECT_SELF_MANAGED_SHRINK_LIST,
+       .flags = I915_GEM_OBJECT_IS_SHRINKABLE |
+                I915_GEM_OBJECT_SELF_MANAGED_SHRINK_LIST,
 
        .get_pages = i915_ttm_get_pages,
        .put_pages = i915_ttm_put_pages,