193 	struct drm_vram_mm *vmm = dev->vram_mm;  in drm_gem_vram_create()
612 	if (WARN_ONCE(!dev->vram_mm, "VRAM MM not initialized"))  in drm_gem_vram_driver_dumb_create()
972 	struct drm_vram_mm *vmm = entry->dev->vram_mm;  in drm_vram_mm_debugfs()
1035 	if (WARN_ON(dev->vram_mm))  in drm_vram_helper_alloc_mm()
1036 		return dev->vram_mm;  in drm_vram_helper_alloc_mm()
1038 	dev->vram_mm = kzalloc(sizeof(*dev->vram_mm), GFP_KERNEL);  in drm_vram_helper_alloc_mm()
1039 	if (!dev->vram_mm)  in drm_vram_helper_alloc_mm()
1042 	ret = drm_vram_mm_init(dev->vram_mm, dev, vram_base, vram_size);  in drm_vram_helper_alloc_mm()
1046 	return dev->vram_mm;  in drm_vram_helper_alloc_mm()
1049 	kfree(dev->vram_mm);  in drm_vram_helper_alloc_mm()
1050 	dev->vram_mm = NULL;  in drm_vram_helper_alloc_mm()
1056 	if (!dev->vram_mm)  in drm_vram_helper_release_mm()
1059 	drm_vram_mm_cleanup(dev->vram_mm);  in drm_vram_helper_release_mm()
1060 	kfree(dev->vram_mm);  in drm_vram_helper_release_mm()
1061 	dev->vram_mm = NULL;  in drm_vram_helper_release_mm()
1087 	struct drm_vram_mm *vram_mm;  in drmm_vram_helper_init()  local
1089 	if (drm_WARN_ON_ONCE(dev, dev->vram_mm))  in drmm_vram_helper_init()
1092 	vram_mm = drm_vram_helper_alloc_mm(dev, vram_base, vram_size);  in drmm_vram_helper_init()
1093 	if (IS_ERR(vram_mm))  in drmm_vram_helper_init()
1094 		return PTR_ERR(vram_mm);  in drmm_vram_helper_init()
1108 	struct drm_vram_mm *vmm = dev->vram_mm;  in drm_vram_helper_mode_valid_internal()
1111 	if (WARN_ON(!dev->vram_mm))  in drm_vram_helper_mode_valid_internal()