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Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
00fd78e5 DH |
2 | #ifndef _DRM_AGPSUPPORT_H_ |
3 | #define _DRM_AGPSUPPORT_H_ | |
4 | ||
d7d2c48e | 5 | #include <linux/agp_backend.h> |
00fd78e5 | 6 | #include <linux/kernel.h> |
d7d2c48e | 7 | #include <linux/list.h> |
00fd78e5 DH |
8 | #include <linux/mm.h> |
9 | #include <linux/mutex.h> | |
10 | #include <linux/types.h> | |
d7d2c48e DH |
11 | #include <uapi/drm/drm.h> |
12 | ||
13 | struct drm_device; | |
14 | struct drm_file; | |
00fd78e5 | 15 | |
cc5ea594 DH |
16 | struct drm_agp_head { |
17 | struct agp_kern_info agp_info; | |
18 | struct list_head memory; | |
19 | unsigned long mode; | |
20 | struct agp_bridge_data *bridge; | |
21 | int enabled; | |
22 | int acquired; | |
23 | unsigned long base; | |
24 | int agp_mtrr; | |
25 | int cant_use_aperture; | |
26 | unsigned long page_mask; | |
27 | }; | |
28 | ||
a7fb8a23 | 29 | #if IS_ENABLED(CONFIG_AGP) |
00fd78e5 | 30 | |
d2e546b8 DV |
31 | void drm_free_agp(struct agp_memory * handle, int pages); |
32 | int drm_bind_agp(struct agp_memory * handle, unsigned int start); | |
33 | int drm_unbind_agp(struct agp_memory * handle); | |
34 | struct agp_memory *drm_agp_bind_pages(struct drm_device *dev, | |
00fd78e5 DH |
35 | struct page **pages, |
36 | unsigned long num_pages, | |
37 | uint32_t gtt_offset, | |
38 | uint32_t type); | |
39 | ||
40 | struct drm_agp_head *drm_agp_init(struct drm_device *dev); | |
366884b1 | 41 | void drm_legacy_agp_clear(struct drm_device *dev); |
00fd78e5 DH |
42 | int drm_agp_acquire(struct drm_device *dev); |
43 | int drm_agp_acquire_ioctl(struct drm_device *dev, void *data, | |
44 | struct drm_file *file_priv); | |
45 | int drm_agp_release(struct drm_device *dev); | |
46 | int drm_agp_release_ioctl(struct drm_device *dev, void *data, | |
47 | struct drm_file *file_priv); | |
48 | int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode); | |
49 | int drm_agp_enable_ioctl(struct drm_device *dev, void *data, | |
50 | struct drm_file *file_priv); | |
51 | int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info); | |
52 | int drm_agp_info_ioctl(struct drm_device *dev, void *data, | |
53 | struct drm_file *file_priv); | |
54 | int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request); | |
55 | int drm_agp_alloc_ioctl(struct drm_device *dev, void *data, | |
56 | struct drm_file *file_priv); | |
57 | int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request); | |
58 | int drm_agp_free_ioctl(struct drm_device *dev, void *data, | |
59 | struct drm_file *file_priv); | |
60 | int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request); | |
61 | int drm_agp_unbind_ioctl(struct drm_device *dev, void *data, | |
62 | struct drm_file *file_priv); | |
63 | int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); | |
64 | int drm_agp_bind_ioctl(struct drm_device *dev, void *data, | |
65 | struct drm_file *file_priv); | |
d7d2c48e | 66 | |
a7fb8a23 | 67 | #else /* CONFIG_AGP */ |
00fd78e5 | 68 | |
d2e546b8 | 69 | static inline void drm_free_agp(struct agp_memory * handle, int pages) |
00fd78e5 DH |
70 | { |
71 | } | |
72 | ||
d2e546b8 | 73 | static inline int drm_bind_agp(struct agp_memory * handle, unsigned int start) |
00fd78e5 DH |
74 | { |
75 | return -ENODEV; | |
76 | } | |
77 | ||
d2e546b8 | 78 | static inline int drm_unbind_agp(struct agp_memory * handle) |
00fd78e5 DH |
79 | { |
80 | return -ENODEV; | |
81 | } | |
82 | ||
d2e546b8 | 83 | static inline struct agp_memory *drm_agp_bind_pages(struct drm_device *dev, |
00fd78e5 DH |
84 | struct page **pages, |
85 | unsigned long num_pages, | |
86 | uint32_t gtt_offset, | |
87 | uint32_t type) | |
88 | { | |
89 | return NULL; | |
90 | } | |
91 | ||
92 | static inline struct drm_agp_head *drm_agp_init(struct drm_device *dev) | |
93 | { | |
94 | return NULL; | |
95 | } | |
96 | ||
366884b1 | 97 | static inline void drm_legacy_agp_clear(struct drm_device *dev) |
00fd78e5 DH |
98 | { |
99 | } | |
100 | ||
101 | static inline int drm_agp_acquire(struct drm_device *dev) | |
102 | { | |
103 | return -ENODEV; | |
104 | } | |
105 | ||
00fd78e5 DH |
106 | static inline int drm_agp_release(struct drm_device *dev) |
107 | { | |
108 | return -ENODEV; | |
109 | } | |
110 | ||
00fd78e5 DH |
111 | static inline int drm_agp_enable(struct drm_device *dev, |
112 | struct drm_agp_mode mode) | |
113 | { | |
114 | return -ENODEV; | |
115 | } | |
116 | ||
00fd78e5 DH |
117 | static inline int drm_agp_info(struct drm_device *dev, |
118 | struct drm_agp_info *info) | |
119 | { | |
120 | return -ENODEV; | |
121 | } | |
122 | ||
00fd78e5 DH |
123 | static inline int drm_agp_alloc(struct drm_device *dev, |
124 | struct drm_agp_buffer *request) | |
125 | { | |
126 | return -ENODEV; | |
127 | } | |
128 | ||
00fd78e5 DH |
129 | static inline int drm_agp_free(struct drm_device *dev, |
130 | struct drm_agp_buffer *request) | |
131 | { | |
132 | return -ENODEV; | |
133 | } | |
134 | ||
00fd78e5 DH |
135 | static inline int drm_agp_unbind(struct drm_device *dev, |
136 | struct drm_agp_binding *request) | |
137 | { | |
138 | return -ENODEV; | |
139 | } | |
140 | ||
00fd78e5 DH |
141 | static inline int drm_agp_bind(struct drm_device *dev, |
142 | struct drm_agp_binding *request) | |
143 | { | |
144 | return -ENODEV; | |
145 | } | |
146 | ||
a7fb8a23 | 147 | #endif /* CONFIG_AGP */ |
00fd78e5 DH |
148 | |
149 | #endif /* _DRM_AGPSUPPORT_H_ */ |