include/drm/drm_agpsupport.h

   1 #ifndef _DRM_AGPSUPPORT_H_
   2 #define _DRM_AGPSUPPORT_H_
   3
   4 #include <linux/kernel.h>
   5 #include <linux/mm.h>
   6 #include <linux/mutex.h>
   7 #include <linux/types.h>
   8 #include <linux/agp_backend.h>
   9 #include <drm/drmP.h>
  10
  11 #if __OS_HAS_AGP
  12
  13 void drm_free_agp(struct agp_memory * handle, int pages);
  14 int drm_bind_agp(struct agp_memory * handle, unsigned int start);
  15 int drm_unbind_agp(struct agp_memory * handle);
  16 struct agp_memory *drm_agp_bind_pages(struct drm_device *dev,
  17                                 struct page **pages,
  18                                 unsigned long num_pages,
  19                                 uint32_t gtt_offset,
  20                                 uint32_t type);
  21
  22 struct drm_agp_head *drm_agp_init(struct drm_device *dev);
  23 void drm_agp_clear(struct drm_device *dev);
  24 int drm_agp_acquire(struct drm_device *dev);
  25 int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
  26                           struct drm_file *file_priv);
  27 int drm_agp_release(struct drm_device *dev);
  28 int drm_agp_release_ioctl(struct drm_device *dev, void *data,
  29                           struct drm_file *file_priv);
  30 int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode);
  31 int drm_agp_enable_ioctl(struct drm_device *dev, void *data,
  32                          struct drm_file *file_priv);
  33 int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info);
  34 int drm_agp_info_ioctl(struct drm_device *dev, void *data,
  35                        struct drm_file *file_priv);
  36 int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request);
  37 int drm_agp_alloc_ioctl(struct drm_device *dev, void *data,
  38                         struct drm_file *file_priv);
  39 int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request);
  40 int drm_agp_free_ioctl(struct drm_device *dev, void *data,
  41                        struct drm_file *file_priv);
  42 int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request);
  43 int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
  44                          struct drm_file *file_priv);
  45 int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request);
  46 int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
  47                        struct drm_file *file_priv);
  48 #else /* __OS_HAS_AGP */
  49
  50 static inline void drm_free_agp(struct agp_memory * handle, int pages)
  51 {
  52 }
  53
  54 static inline int drm_bind_agp(struct agp_memory * handle, unsigned int start)
  55 {
  56         return -ENODEV;
  57 }
  58
  59 static inline int drm_unbind_agp(struct agp_memory * handle)
  60 {
  61         return -ENODEV;
  62 }
  63
  64 static inline struct agp_memory *drm_agp_bind_pages(struct drm_device *dev,
  65                                               struct page **pages,
  66                                               unsigned long num_pages,
  67                                               uint32_t gtt_offset,
  68                                               uint32_t type)
  69 {
  70         return NULL;
  71 }
  72
  73 static inline struct drm_agp_head *drm_agp_init(struct drm_device *dev)
  74 {
  75         return NULL;
  76 }
  77
  78 static inline void drm_agp_clear(struct drm_device *dev)
  79 {
  80 }
  81
  82 static inline int drm_agp_acquire(struct drm_device *dev)
  83 {
  84         return -ENODEV;
  85 }
  86
  87 static inline int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
  88                                         struct drm_file *file_priv)
  89 {
  90         return -ENODEV;
  91 }
  92
  93 static inline int drm_agp_release(struct drm_device *dev)
  94 {
  95         return -ENODEV;
  96 }
  97
  98 static inline int drm_agp_release_ioctl(struct drm_device *dev, void *data,
  99                                         struct drm_file *file_priv)
 100 {
 101         return -ENODEV;
 102 }
 103
 104 static inline int drm_agp_enable(struct drm_device *dev,
 105                                  struct drm_agp_mode mode)
 106 {
 107         return -ENODEV;
 108 }
 109
 110 static inline int drm_agp_enable_ioctl(struct drm_device *dev, void *data,
 111                                        struct drm_file *file_priv)
 112 {
 113         return -ENODEV;
 114 }
 115
 116 static inline int drm_agp_info(struct drm_device *dev,
 117                                struct drm_agp_info *info)
 118 {
 119         return -ENODEV;
 120 }
 121
 122 static inline int drm_agp_info_ioctl(struct drm_device *dev, void *data,
 123                                      struct drm_file *file_priv)
 124 {
 125         return -ENODEV;
 126 }
 127
 128 static inline int drm_agp_alloc(struct drm_device *dev,
 129                                 struct drm_agp_buffer *request)
 130 {
 131         return -ENODEV;
 132 }
 133
 134 static inline int drm_agp_alloc_ioctl(struct drm_device *dev, void *data,
 135                                       struct drm_file *file_priv)
 136 {
 137         return -ENODEV;
 138 }
 139
 140 static inline int drm_agp_free(struct drm_device *dev,
 141                                struct drm_agp_buffer *request)
 142 {
 143         return -ENODEV;
 144 }
 145
 146 static inline int drm_agp_free_ioctl(struct drm_device *dev, void *data,
 147                                      struct drm_file *file_priv)
 148 {
 149         return -ENODEV;
 150 }
 151
 152 static inline int drm_agp_unbind(struct drm_device *dev,
 153                                  struct drm_agp_binding *request)
 154 {
 155         return -ENODEV;
 156 }
 157
 158 static inline int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
 159                                        struct drm_file *file_priv)
 160 {
 161         return -ENODEV;
 162 }
 163
 164 static inline int drm_agp_bind(struct drm_device *dev,
 165                                struct drm_agp_binding *request)
 166 {
 167         return -ENODEV;
 168 }
 169
 170 static inline int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
 171                                      struct drm_file *file_priv)
 172 {
 173         return -ENODEV;
 174 }
 175 #endif /* __OS_HAS_AGP */
 176
 177 #endif /* _DRM_AGPSUPPORT_H_ */