We currently rely on gcc dead-code elimination so the drm_agp_* helpers
are not called if drm_core_has_AGP() is false. That's ugly as hell so
provide "static inline" dummies for the case that AGP is disabled.
Fixes a build-regression introduced by:
  commit 28ec711cd4
  Author: David Herrmann <dh.herrmann@gmail.com>
  Date:   Sat Jul 27 16:37:00 2013 +0200
      drm/agp: move AGP cleanup paths to drm_agpsupport.c
v2: switch #ifdef -> #if (spotted by Stephen)
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Tested-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Dave Airlie <airlied@gmail.com>
		
	
			
		
			
				
	
	
		
			194 lines
		
	
	
	
		
			4.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			194 lines
		
	
	
	
		
			4.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef _DRM_AGPSUPPORT_H_
 | 
						|
#define _DRM_AGPSUPPORT_H_
 | 
						|
 | 
						|
#include <linux/kernel.h>
 | 
						|
#include <linux/mm.h>
 | 
						|
#include <linux/mutex.h>
 | 
						|
#include <linux/types.h>
 | 
						|
#include <linux/agp_backend.h>
 | 
						|
#include <drm/drmP.h>
 | 
						|
 | 
						|
#if __OS_HAS_AGP
 | 
						|
 | 
						|
void drm_free_agp(DRM_AGP_MEM * handle, int pages);
 | 
						|
int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start);
 | 
						|
int drm_unbind_agp(DRM_AGP_MEM * handle);
 | 
						|
DRM_AGP_MEM *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_agp_destroy(struct drm_agp_head *agp);
 | 
						|
void drm_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);
 | 
						|
 | 
						|
static inline int drm_core_has_AGP(struct drm_device *dev)
 | 
						|
{
 | 
						|
	return drm_core_check_feature(dev, DRIVER_USE_AGP);
 | 
						|
}
 | 
						|
 | 
						|
#else /* __OS_HAS_AGP */
 | 
						|
 | 
						|
static inline void drm_free_agp(DRM_AGP_MEM * handle, int pages)
 | 
						|
{
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_unbind_agp(DRM_AGP_MEM * handle)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline DRM_AGP_MEM *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_agp_destroy(struct drm_agp_head *agp)
 | 
						|
{
 | 
						|
}
 | 
						|
 | 
						|
static inline void drm_agp_clear(struct drm_device *dev)
 | 
						|
{
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_acquire(struct drm_device *dev)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
 | 
						|
					struct drm_file *file_priv)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_release(struct drm_device *dev)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_release_ioctl(struct drm_device *dev, void *data,
 | 
						|
					struct drm_file *file_priv)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_enable(struct drm_device *dev,
 | 
						|
				 struct drm_agp_mode mode)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_enable_ioctl(struct drm_device *dev, void *data,
 | 
						|
				       struct drm_file *file_priv)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_info(struct drm_device *dev,
 | 
						|
			       struct drm_agp_info *info)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_info_ioctl(struct drm_device *dev, void *data,
 | 
						|
				     struct drm_file *file_priv)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_alloc(struct drm_device *dev,
 | 
						|
				struct drm_agp_buffer *request)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_alloc_ioctl(struct drm_device *dev, void *data,
 | 
						|
				      struct drm_file *file_priv)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_free(struct drm_device *dev,
 | 
						|
			       struct drm_agp_buffer *request)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_free_ioctl(struct drm_device *dev, void *data,
 | 
						|
				     struct drm_file *file_priv)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_unbind(struct drm_device *dev,
 | 
						|
				 struct drm_agp_binding *request)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
 | 
						|
				       struct drm_file *file_priv)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_bind(struct drm_device *dev,
 | 
						|
			       struct drm_agp_binding *request)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
 | 
						|
				     struct drm_file *file_priv)
 | 
						|
{
 | 
						|
	return -ENODEV;
 | 
						|
}
 | 
						|
 | 
						|
static inline int drm_core_has_AGP(struct drm_device *dev)
 | 
						|
{
 | 
						|
	return 0;
 | 
						|
}
 | 
						|
 | 
						|
#endif /* __OS_HAS_AGP */
 | 
						|
 | 
						|
#endif /* _DRM_AGPSUPPORT_H_ */
 |