1/* SPDX-License-Identifier: GPL-2.0 */
 2/* Copyright 2019 Linaro, Ltd, Rob Herring <robh@kernel.org> */
 3
 4#ifndef __PANFROST_GEM_H__
 5#define __PANFROST_GEM_H__
 6
 7#include <drm/drm_gem_shmem_helper.h>
 8#include <drm/drm_mm.h>
 9
10struct panfrost_mmu;
11
12struct panfrost_gem_object {
13	struct drm_gem_shmem_object base;
14	struct sg_table *sgts;
15
16	struct panfrost_mmu *mmu;
17	struct drm_mm_node node;
18	bool is_mapped		:1;
19	bool noexec		:1;
20	bool is_heap		:1;
21};
22
23static inline
24struct  panfrost_gem_object *to_panfrost_bo(struct drm_gem_object *obj)
25{
26	return container_of(to_drm_gem_shmem_obj(obj), struct panfrost_gem_object, base);
27}
28
29static inline
30struct  panfrost_gem_object *drm_mm_node_to_panfrost_bo(struct drm_mm_node *node)
31{
32	return container_of(node, struct panfrost_gem_object, node);
33}
34
35struct drm_gem_object *panfrost_gem_create_object(struct drm_device *dev, size_t size);
36
37struct drm_gem_object *
38panfrost_gem_prime_import_sg_table(struct drm_device *dev,
39				   struct dma_buf_attachment *attach,
40				   struct sg_table *sgt);
41
42struct panfrost_gem_object *
43panfrost_gem_create_with_handle(struct drm_file *file_priv,
44				struct drm_device *dev, size_t size,
45				u32 flags,
46				uint32_t *handle);
47
48void panfrost_gem_shrinker_init(struct drm_device *dev);
49void panfrost_gem_shrinker_cleanup(struct drm_device *dev);
50
51#endif /* __PANFROST_GEM_H__ */