diff --git a/drivers/gpu/drm/i915/display/intel_dpt.c b/drivers/gpu/drm/i915/display/intel_dpt.c index ad1a37b515fb..2a9f40a2b3ed 100644 --- a/drivers/gpu/drm/i915/display/intel_dpt.c +++ b/drivers/gpu/drm/i915/display/intel_dpt.c @@ -301,6 +301,7 @@ intel_dpt_create(struct intel_framebuffer *fb) vm->pte_encode = gen8_ggtt_pte_encode; dpt->obj = dpt_obj; + dpt->obj->is_dpt = true; return &dpt->vm; } @@ -309,5 +310,6 @@ void intel_dpt_destroy(struct i915_address_space *vm) { struct i915_dpt *dpt = i915_vm_to_dpt(vm); + dpt->obj->is_dpt = false; i915_vm_put(&dpt->vm); } diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h index f9a8acbba715..885ccde9dc3c 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h @@ -303,7 +303,7 @@ i915_gem_object_never_mmap(const struct drm_i915_gem_object *obj) static inline bool i915_gem_object_is_framebuffer(const struct drm_i915_gem_object *obj) { - return READ_ONCE(obj->frontbuffer); + return READ_ONCE(obj->frontbuffer) || obj->is_dpt; } static inline unsigned int diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h index 19c9bdd8f905..5dcbbef31d44 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h @@ -491,6 +491,9 @@ struct drm_i915_gem_object { */ unsigned int cache_dirty:1; + /* @is_dpt: Object houses a display page table (DPT) */ + unsigned int is_dpt:1; + /** * @read_domains: Read memory domains. *