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n_tty: signal and flush atomically
[linux-2.6-block.git] / include / drm / drm_agpsupport.h
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00fd78e5
DH		 1#ifndef _DRM_AGPSUPPORT_H_
2#define _DRM_AGPSUPPORT_H_
3
d7d2c48e 4#include <linux/agp_backend.h>
00fd78e5 5#include <linux/kernel.h>
d7d2c48e 6#include <linux/list.h>
00fd78e5
DH		 7#include <linux/mm.h>
8#include <linux/mutex.h>
9#include <linux/types.h>
d7d2c48e
DH		 10#include <uapi/drm/drm.h>
11
12struct drm_device;
13struct drm_file;
00fd78e5 14
71930d74
DH		 15#define __OS_HAS_AGP (defined(CONFIG_AGP) || (defined(CONFIG_AGP_MODULE) && \
16 defined(MODULE)))
17
cc5ea594
DH		 18struct drm_agp_head {
19 struct agp_kern_info agp_info;
20 struct list_head memory;
21 unsigned long mode;
22 struct agp_bridge_data *bridge;
23 int enabled;
24 int acquired;
25 unsigned long base;
26 int agp_mtrr;
27 int cant_use_aperture;
28 unsigned long page_mask;
29};
30
00fd78e5
DH		 31#if __OS_HAS_AGP
32
d2e546b8
DV		 33void drm_free_agp(struct agp_memory * handle, int pages);
34int drm_bind_agp(struct agp_memory * handle, unsigned int start);
35int drm_unbind_agp(struct agp_memory * handle);
36struct agp_memory *drm_agp_bind_pages(struct drm_device *dev,
00fd78e5
DH		 37 struct page **pages,
38 unsigned long num_pages,
39 uint32_t gtt_offset,
40 uint32_t type);
41
42struct drm_agp_head *drm_agp_init(struct drm_device *dev);
00fd78e5
DH		 43void drm_agp_clear(struct drm_device *dev);
44int drm_agp_acquire(struct drm_device *dev);
45int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
46 struct drm_file *file_priv);
47int drm_agp_release(struct drm_device *dev);
48int drm_agp_release_ioctl(struct drm_device *dev, void *data,
49 struct drm_file *file_priv);
50int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode);
51int drm_agp_enable_ioctl(struct drm_device *dev, void *data,
52 struct drm_file *file_priv);
53int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info);
54int drm_agp_info_ioctl(struct drm_device *dev, void *data,
55 struct drm_file *file_priv);
56int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request);
57int drm_agp_alloc_ioctl(struct drm_device *dev, void *data,
58 struct drm_file *file_priv);
59int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request);
60int drm_agp_free_ioctl(struct drm_device *dev, void *data,
61 struct drm_file *file_priv);
62int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request);
63int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
64 struct drm_file *file_priv);
65int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request);
66int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
67 struct drm_file *file_priv);
d7d2c48e 68
00fd78e5
DH		 69#else /* __OS_HAS_AGP */
70
d2e546b8 71static inline void drm_free_agp(struct agp_memory * handle, int pages)
00fd78e5
DH		 72{
73}
74
d2e546b8 75static inline int drm_bind_agp(struct agp_memory * handle, unsigned int start)
00fd78e5
DH		 76{
77 return -ENODEV;
78}
79
d2e546b8 80static inline int drm_unbind_agp(struct agp_memory * handle)
00fd78e5
DH		 81{
82 return -ENODEV;
83}
84
d2e546b8 85static inline struct agp_memory *drm_agp_bind_pages(struct drm_device *dev,
00fd78e5
DH		 86 struct page **pages,
87 unsigned long num_pages,
88 uint32_t gtt_offset,
89 uint32_t type)
90{
91 return NULL;
92}
93
94static inline struct drm_agp_head *drm_agp_init(struct drm_device *dev)
95{
96 return NULL;
97}
98
00fd78e5
DH		 99static inline void drm_agp_clear(struct drm_device *dev)
100{
101}
102
103static inline int drm_agp_acquire(struct drm_device *dev)
104{
105 return -ENODEV;
106}
107
108static inline int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
109 struct drm_file *file_priv)
110{
111 return -ENODEV;
112}
113
114static inline int drm_agp_release(struct drm_device *dev)
115{
116 return -ENODEV;
117}
118
119static inline int drm_agp_release_ioctl(struct drm_device *dev, void *data,
120 struct drm_file *file_priv)
121{
122 return -ENODEV;
123}
124
125static inline int drm_agp_enable(struct drm_device *dev,
126 struct drm_agp_mode mode)
127{
128 return -ENODEV;
129}
130
131static inline int drm_agp_enable_ioctl(struct drm_device *dev, void *data,
132 struct drm_file *file_priv)
133{
134 return -ENODEV;
135}
136
137static inline int drm_agp_info(struct drm_device *dev,
138 struct drm_agp_info *info)
139{
140 return -ENODEV;
141}
142
143static inline int drm_agp_info_ioctl(struct drm_device *dev, void *data,
144 struct drm_file *file_priv)
145{
146 return -ENODEV;
147}
148
149static inline int drm_agp_alloc(struct drm_device *dev,
150 struct drm_agp_buffer *request)
151{
152 return -ENODEV;
153}
154
155static inline int drm_agp_alloc_ioctl(struct drm_device *dev, void *data,
156 struct drm_file *file_priv)
157{
158 return -ENODEV;
159}
160
161static inline int drm_agp_free(struct drm_device *dev,
162 struct drm_agp_buffer *request)
163{
164 return -ENODEV;
165}
166
167static inline int drm_agp_free_ioctl(struct drm_device *dev, void *data,
168 struct drm_file *file_priv)
169{
170 return -ENODEV;
171}
172
173static inline int drm_agp_unbind(struct drm_device *dev,
174 struct drm_agp_binding *request)
175{
176 return -ENODEV;
177}
178
179static inline int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
180 struct drm_file *file_priv)
181{
182 return -ENODEV;
183}
184
185static inline int drm_agp_bind(struct drm_device *dev,
186 struct drm_agp_binding *request)
187{
188 return -ENODEV;
189}
190
191static inline int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
192 struct drm_file *file_priv)
193{
194 return -ENODEV;
195}
d7d2c48e 196
00fd78e5
DH		 197#endif /* __OS_HAS_AGP */
198
199#endif /* _DRM_AGPSUPPORT_H_ */
Linux 6.x block layer and io_uring tree(s)