Edit File: drm_agpsupport.h
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _DRM_AGPSUPPORT_H_ #define _DRM_AGPSUPPORT_H_ #include <linux/agp_backend.h> #include <linux/kernel.h> #include <linux/list.h> #include <linux/mm.h> #include <linux/mutex.h> #include <linux/types.h> #include <uapi/drm/drm.h> struct drm_device; struct drm_file; struct drm_agp_head { struct agp_kern_info agp_info; struct list_head memory; unsigned long mode; struct agp_bridge_data *bridge; int enabled; int acquired; unsigned long base; int agp_mtrr; int cant_use_aperture; unsigned long page_mask; }; #if IS_ENABLED(CONFIG_AGP) void drm_free_agp(struct agp_memory * handle, int pages); int drm_bind_agp(struct agp_memory * handle, unsigned int start); int drm_unbind_agp(struct agp_memory * handle); struct agp_memory *drm_agp_bind_pages(struct drm_device *dev, struct page **pages, unsigned long num_pages, uint32_t gtt_offset, uint32_t type); struct drm_agp_head *drm_agp_init(struct drm_device *dev); void drm_legacy_agp_clear(struct drm_device *dev); int drm_agp_acquire(struct drm_device *dev); int drm_agp_acquire_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int drm_agp_release(struct drm_device *dev); int drm_agp_release_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode); int drm_agp_enable_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info); int drm_agp_info_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request); int drm_agp_alloc_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request); int drm_agp_free_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request); int drm_agp_unbind_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); int drm_agp_bind_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); #else /* CONFIG_AGP */ static inline void drm_free_agp(struct agp_memory * handle, int pages) { } static inline int drm_bind_agp(struct agp_memory * handle, unsigned int start) { return -ENODEV; } static inline int drm_unbind_agp(struct agp_memory * handle) { return -ENODEV; } static inline struct agp_memory *drm_agp_bind_pages(struct drm_device *dev, struct page **pages, unsigned long num_pages, uint32_t gtt_offset, uint32_t type) { return NULL; } static inline struct drm_agp_head *drm_agp_init(struct drm_device *dev) { return NULL; } static inline void drm_legacy_agp_clear(struct drm_device *dev) { } static inline int drm_agp_acquire(struct drm_device *dev) { return -ENODEV; } static inline int drm_agp_release(struct drm_device *dev) { return -ENODEV; } static inline int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode) { return -ENODEV; } static inline int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info) { return -ENODEV; } static inline int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request) { return -ENODEV; } static inline int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request) { return -ENODEV; } static inline int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request) { return -ENODEV; } static inline int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request) { return -ENODEV; } #endif /* CONFIG_AGP */ #endif /* _DRM_AGPSUPPORT_H_ */