xref: /linux/drivers/gpu/drm/i915/display/intel_bo.c (revision 6dfafbd0299a60bfb5d5e277fdf100037c7ded07)
1 // SPDX-License-Identifier: MIT
2 /* Copyright © 2024 Intel Corporation */
3 
4 #include <drm/drm_panic.h>
5 
6 #include "gem/i915_gem_mman.h"
7 #include "gem/i915_gem_object.h"
8 #include "gem/i915_gem_object_frontbuffer.h"
9 #include "i915_debugfs.h"
10 #include "intel_bo.h"
11 
12 bool intel_bo_is_tiled(struct drm_gem_object *obj)
13 {
14 	return i915_gem_object_is_tiled(to_intel_bo(obj));
15 }
16 
17 bool intel_bo_is_userptr(struct drm_gem_object *obj)
18 {
19 	return i915_gem_object_is_userptr(to_intel_bo(obj));
20 }
21 
22 bool intel_bo_is_shmem(struct drm_gem_object *obj)
23 {
24 	return i915_gem_object_is_shmem(to_intel_bo(obj));
25 }
26 
27 bool intel_bo_is_protected(struct drm_gem_object *obj)
28 {
29 	return i915_gem_object_is_protected(to_intel_bo(obj));
30 }
31 
32 int intel_bo_fb_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
33 {
34 	return i915_gem_fb_mmap(to_intel_bo(obj), vma);
35 }
36 
37 int intel_bo_read_from_page(struct drm_gem_object *obj, u64 offset, void *dst, int size)
38 {
39 	return i915_gem_object_read_from_page(to_intel_bo(obj), offset, dst, size);
40 }
41 
42 struct intel_frontbuffer *intel_bo_frontbuffer_get(struct drm_gem_object *_obj)
43 {
44 	struct drm_i915_gem_object *obj = to_intel_bo(_obj);
45 	struct i915_frontbuffer *front;
46 
47 	front = i915_gem_object_frontbuffer_get(obj);
48 	if (!front)
49 		return NULL;
50 
51 	return &front->base;
52 }
53 
54 void intel_bo_frontbuffer_ref(struct intel_frontbuffer *_front)
55 {
56 	struct i915_frontbuffer *front =
57 		container_of(_front, typeof(*front), base);
58 
59 	i915_gem_object_frontbuffer_ref(front);
60 }
61 
62 void intel_bo_frontbuffer_put(struct intel_frontbuffer *_front)
63 {
64 	struct i915_frontbuffer *front =
65 		container_of(_front, typeof(*front), base);
66 
67 	return i915_gem_object_frontbuffer_put(front);
68 }
69 
70 void intel_bo_frontbuffer_flush_for_display(struct intel_frontbuffer *_front)
71 {
72 	struct i915_frontbuffer *front =
73 		container_of(_front, typeof(*front), base);
74 
75 	i915_gem_object_flush_if_display(front->obj);
76 }
77 
78 void intel_bo_describe(struct seq_file *m, struct drm_gem_object *obj)
79 {
80 	i915_debugfs_describe_obj(m, to_intel_bo(obj));
81 }
82