diff options
Diffstat (limited to 'include/drm/drmP.h')
| -rw-r--r-- | include/drm/drmP.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index c9cc618dbcfc..ae42a6a5c24e 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -528,6 +528,7 @@ struct drm_map_list { struct drm_map *map; /**< mapping */ uint64_t user_token; struct drm_master *master; + struct drm_mm_node *file_offset_node; /**< fake offset */ }; typedef struct drm_map drm_local_map_t; @@ -568,6 +569,14 @@ struct drm_ati_pcigart_info { }; /** + * GEM specific mm private for tracking GEM objects + */ +struct drm_gem_mm { + struct drm_mm offset_manager; /**< Offset mgmt for buffer objects */ + struct drm_open_hash offset_hash; /**< User token hash table for maps */ +}; + +/** * This structure defines the drm_mm memory object, which will be used by the * DRM for its buffer objects. */ @@ -584,6 +593,9 @@ struct drm_gem_object { /** File representing the shmem storage */ struct file *filp; + /* Mapping info for this object */ + struct drm_map_list map_list; + /** * Size of the object, in bytes. Immutable over the object's * lifetime. @@ -758,6 +770,9 @@ struct drm_driver { int (*gem_init_object) (struct drm_gem_object *obj); void (*gem_free_object) (struct drm_gem_object *obj); + /* Driver private ops for this object */ + struct vm_operations_struct *gem_vm_ops; + int major; int minor; int patchlevel; @@ -910,6 +925,8 @@ struct drm_device { struct drm_sg_mem *sg; /**< Scatter gather memory */ int num_crtcs; /**< Number of CRTCs on this device */ void *dev_private; /**< device private data */ + void *mm_private; + struct address_space *dev_mapping; struct drm_sigdata sigdata; /**< For block_all_signals */ sigset_t sigmask; @@ -1026,6 +1043,8 @@ extern int drm_release(struct inode *inode, struct file *filp); /* Mapping support (drm_vm.h) */ extern int drm_mmap(struct file *filp, struct vm_area_struct *vma); +extern int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma); +extern void drm_vm_open_locked(struct vm_area_struct *vma); extern unsigned long drm_core_get_map_ofs(struct drm_map * map); extern unsigned long drm_core_get_reg_ofs(struct drm_device *dev); extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); @@ -1287,10 +1306,12 @@ extern int drm_mm_add_space_to_tail(struct drm_mm *mm, unsigned long size); /* Graphics Execution Manager library functions (drm_gem.c) */ int drm_gem_init(struct drm_device *dev); +void drm_gem_destroy(struct drm_device *dev); void drm_gem_object_free(struct kref *kref); struct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev, size_t size); void drm_gem_object_handle_free(struct kref *kref); +int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma); static inline void drm_gem_object_reference(struct drm_gem_object *obj) |