xref: /linux/drivers/gpu/drm/i915/display/intel_bo.c (revision ca220141fa8ebae09765a242076b2b77338106b0)
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 "pxp/intel_pxp.h"
10 #include "i915_debugfs.h"
11 #include "intel_bo.h"
12 
13 bool intel_bo_is_tiled(struct drm_gem_object *obj)
14 {
15 	return i915_gem_object_is_tiled(to_intel_bo(obj));
16 }
17 
18 bool intel_bo_is_userptr(struct drm_gem_object *obj)
19 {
20 	return i915_gem_object_is_userptr(to_intel_bo(obj));
21 }
22 
23 bool intel_bo_is_shmem(struct drm_gem_object *obj)
24 {
25 	return i915_gem_object_is_shmem(to_intel_bo(obj));
26 }
27 
28 bool intel_bo_is_protected(struct drm_gem_object *obj)
29 {
30 	return i915_gem_object_is_protected(to_intel_bo(obj));
31 }
32 
33 int intel_bo_key_check(struct drm_gem_object *obj)
34 {
35 	return intel_pxp_key_check(obj, false);
36 }
37 
38 int intel_bo_fb_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
39 {
40 	return i915_gem_fb_mmap(to_intel_bo(obj), vma);
41 }
42 
43 int intel_bo_read_from_page(struct drm_gem_object *obj, u64 offset, void *dst, int size)
44 {
45 	return i915_gem_object_read_from_page(to_intel_bo(obj), offset, dst, size);
46 }
47 
48 struct intel_frontbuffer *intel_bo_frontbuffer_get(struct drm_gem_object *_obj)
49 {
50 	struct drm_i915_gem_object *obj = to_intel_bo(_obj);
51 	struct i915_frontbuffer *front;
52 
53 	front = i915_gem_object_frontbuffer_get(obj);
54 	if (!front)
55 		return NULL;
56 
57 	return &front->base;
58 }
59 
60 void intel_bo_frontbuffer_ref(struct intel_frontbuffer *_front)
61 {
62 	struct i915_frontbuffer *front =
63 		container_of(_front, typeof(*front), base);
64 
65 	i915_gem_object_frontbuffer_ref(front);
66 }
67 
68 void intel_bo_frontbuffer_put(struct intel_frontbuffer *_front)
69 {
70 	struct i915_frontbuffer *front =
71 		container_of(_front, typeof(*front), base);
72 
73 	return i915_gem_object_frontbuffer_put(front);
74 }
75 
76 void intel_bo_frontbuffer_flush_for_display(struct intel_frontbuffer *_front)
77 {
78 	struct i915_frontbuffer *front =
79 		container_of(_front, typeof(*front), base);
80 
81 	i915_gem_object_flush_if_display(front->obj);
82 }
83 
84 void intel_bo_describe(struct seq_file *m, struct drm_gem_object *obj)
85 {
86 	i915_debugfs_describe_obj(m, to_intel_bo(obj));
87 }
88