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366884b17f
It has a DRIVER_MODESET check to sure make it's not creating havoc for drm drivers. Make that clear in the name too. v2: Move misplaced hunk, spotted by 0day and Thierry. Cc: Thierry Reding <thierry.reding@gmail.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1461691808-12414-2-git-send-email-daniel.vetter@ffwll.ch
149 lines
3.8 KiB
C
149 lines
3.8 KiB
C
#ifndef _DRM_AGPSUPPORT_H_
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#define _DRM_AGPSUPPORT_H_
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#include <linux/agp_backend.h>
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#include <linux/kernel.h>
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#include <linux/list.h>
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#include <linux/mm.h>
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#include <linux/mutex.h>
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#include <linux/types.h>
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#include <uapi/drm/drm.h>
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struct drm_device;
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struct drm_file;
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struct drm_agp_head {
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struct agp_kern_info agp_info;
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struct list_head memory;
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unsigned long mode;
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struct agp_bridge_data *bridge;
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int enabled;
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int acquired;
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unsigned long base;
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int agp_mtrr;
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int cant_use_aperture;
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unsigned long page_mask;
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};
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#if IS_ENABLED(CONFIG_AGP)
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void drm_free_agp(struct agp_memory * handle, int pages);
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int drm_bind_agp(struct agp_memory * handle, unsigned int start);
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int drm_unbind_agp(struct agp_memory * handle);
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struct agp_memory *drm_agp_bind_pages(struct drm_device *dev,
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struct page **pages,
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unsigned long num_pages,
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uint32_t gtt_offset,
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uint32_t type);
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struct drm_agp_head *drm_agp_init(struct drm_device *dev);
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void drm_legacy_agp_clear(struct drm_device *dev);
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int drm_agp_acquire(struct drm_device *dev);
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int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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int drm_agp_release(struct drm_device *dev);
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int drm_agp_release_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode);
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int drm_agp_enable_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info);
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int drm_agp_info_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request);
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int drm_agp_alloc_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request);
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int drm_agp_free_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request);
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int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request);
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int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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#else /* CONFIG_AGP */
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static inline void drm_free_agp(struct agp_memory * handle, int pages)
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{
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}
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static inline int drm_bind_agp(struct agp_memory * handle, unsigned int start)
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{
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return -ENODEV;
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}
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static inline int drm_unbind_agp(struct agp_memory * handle)
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{
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return -ENODEV;
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}
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static inline struct agp_memory *drm_agp_bind_pages(struct drm_device *dev,
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struct page **pages,
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unsigned long num_pages,
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uint32_t gtt_offset,
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uint32_t type)
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{
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return NULL;
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}
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static inline struct drm_agp_head *drm_agp_init(struct drm_device *dev)
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{
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return NULL;
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}
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static inline void drm_legacy_agp_clear(struct drm_device *dev)
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{
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}
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static inline int drm_agp_acquire(struct drm_device *dev)
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{
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return -ENODEV;
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}
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static inline int drm_agp_release(struct drm_device *dev)
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{
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return -ENODEV;
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}
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static inline int drm_agp_enable(struct drm_device *dev,
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struct drm_agp_mode mode)
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{
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return -ENODEV;
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}
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static inline int drm_agp_info(struct drm_device *dev,
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struct drm_agp_info *info)
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{
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return -ENODEV;
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}
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static inline int drm_agp_alloc(struct drm_device *dev,
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struct drm_agp_buffer *request)
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{
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return -ENODEV;
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}
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static inline int drm_agp_free(struct drm_device *dev,
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struct drm_agp_buffer *request)
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{
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return -ENODEV;
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}
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static inline int drm_agp_unbind(struct drm_device *dev,
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struct drm_agp_binding *request)
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{
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return -ENODEV;
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}
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static inline int drm_agp_bind(struct drm_device *dev,
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struct drm_agp_binding *request)
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{
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return -ENODEV;
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}
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#endif /* CONFIG_AGP */
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#endif /* _DRM_AGPSUPPORT_H_ */
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