LXR linux/include/drm/drm

   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
  13void drm_free_agp(DRM_AGP_MEM * handle, int pages);
  14int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start);
  15int drm_unbind_agp(DRM_AGP_MEM * handle);
  16DRM_AGP_MEM *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
  22struct drm_agp_head *drm_agp_init(struct drm_device *dev);
  23void drm_agp_destroy(struct drm_agp_head *agp);
  24void drm_agp_clear(struct drm_device *dev);
  25int drm_agp_acquire(struct drm_device *dev);
  26int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
  27                          struct drm_file *file_priv);
  28int drm_agp_release(struct drm_device *dev);
  29int drm_agp_release_ioctl(struct drm_device *dev, void *data,
  30                          struct drm_file *file_priv);
  31int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode);
  32int drm_agp_enable_ioctl(struct drm_device *dev, void *data,
  33                         struct drm_file *file_priv);
  34int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info);
  35int drm_agp_info_ioctl(struct drm_device *dev, void *data,
  36                       struct drm_file *file_priv);
  37int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request);
  38int drm_agp_alloc_ioctl(struct drm_device *dev, void *data,
  39                        struct drm_file *file_priv);
  40int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request);
  41int drm_agp_free_ioctl(struct drm_device *dev, void *data,
  42                       struct drm_file *file_priv);
  43int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request);
  44int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
  45                         struct drm_file *file_priv);
  46int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request);
  47int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
  48                       struct drm_file *file_priv);
  49
  50static inline int drm_core_has_AGP(struct drm_device *dev)
  51{
  52        return drm_core_check_feature(dev, DRIVER_USE_AGP);
  53}
  54
  55#else /* __OS_HAS_AGP */
  56
  57static inline void drm_free_agp(DRM_AGP_MEM * handle, int pages)
  58{
  59}
  60
  61static inline int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start)
  62{
  63        return -ENODEV;
  64}
  65
  66static inline int drm_unbind_agp(DRM_AGP_MEM * handle)
  67{
  68        return -ENODEV;
  69}
  70
  71static inline DRM_AGP_MEM *drm_agp_bind_pages(struct drm_device *dev,
  72                                              struct page **pages,
  73                                              unsigned long num_pages,
  74                                              uint32_t gtt_offset,
  75                                              uint32_t type)
  76{
  77        return NULL;
  78}
  79
  80static inline struct drm_agp_head *drm_agp_init(struct drm_device *dev)
  81{
  82        return NULL;
  83}
  84
  85static inline void drm_agp_destroy(struct drm_agp_head *agp)
  86{
  87}
  88
  89static inline void drm_agp_clear(struct drm_device *dev)
  90{
  91}
  92
  93static inline int drm_agp_acquire(struct drm_device *dev)
  94{
  95        return -ENODEV;
  96}
  97
  98static inline int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
  99                                        struct drm_file *file_priv)
 100{
 101        return -ENODEV;
 102}
 103
 104static inline int drm_agp_release(struct drm_device *dev)
 105{
 106        return -ENODEV;
 107}
 108
 109static inline int drm_agp_release_ioctl(struct drm_device *dev, void *data,
 110                                        struct drm_file *file_priv)
 111{
 112        return -ENODEV;
 113}
 114
 115static inline int drm_agp_enable(struct drm_device *dev,
 116                                 struct drm_agp_mode mode)
 117{
 118        return -ENODEV;
 119}
 120
 121static inline int drm_agp_enable_ioctl(struct drm_device *dev, void *data,
 122                                       struct drm_file *file_priv)
 123{
 124        return -ENODEV;
 125}
 126
 127static inline int drm_agp_info(struct drm_device *dev,
 128                               struct drm_agp_info *info)
 129{
 130        return -ENODEV;
 131}
 132
 133static inline int drm_agp_info_ioctl(struct drm_device *dev, void *data,
 134                                     struct drm_file *file_priv)
 135{
 136        return -ENODEV;
 137}
 138
 139static inline int drm_agp_alloc(struct drm_device *dev,
 140                                struct drm_agp_buffer *request)
 141{
 142        return -ENODEV;
 143}
 144
 145static inline int drm_agp_alloc_ioctl(struct drm_device *dev, void *data,
 146                                      struct drm_file *file_priv)
 147{
 148        return -ENODEV;
 149}
 150
 151static inline int drm_agp_free(struct drm_device *dev,
 152                               struct drm_agp_buffer *request)
 153{
 154        return -ENODEV;
 155}
 156
 157static inline int drm_agp_free_ioctl(struct drm_device *dev, void *data,
 158                                     struct drm_file *file_priv)
 159{
 160        return -ENODEV;
 161}
 162
 163static inline int drm_agp_unbind(struct drm_device *dev,
 164                                 struct drm_agp_binding *request)
 165{
 166        return -ENODEV;
 167}
 168
 169static inline int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
 170                                       struct drm_file *file_priv)
 171{
 172        return -ENODEV;
 173}
 174
 175static inline int drm_agp_bind(struct drm_device *dev,
 176                               struct drm_agp_binding *request)
 177{
 178        return -ENODEV;
 179}
 180
 181static inline int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
 182                                     struct drm_file *file_priv)
 183{
 184        return -ENODEV;
 185}
 186
 187static inline int drm_core_has_AGP(struct drm_device *dev)
 188{
 189        return 0;
 190}
 191
 192#endif /* __OS_HAS_AGP */
 193
 194#endif /* _DRM_AGPSUPPORT_H_ */
 195