src/gallium/targets/dri-r600/target.c

#include "state_tracker/drm_driver.h"
#include "target-helpers/inline_debug_helper.h"
#include "r600/drm/r600_drm_public.h"
#include "r600/r600_public.h"

#if 1
static struct pipe_screen *
create_screen(int fd)
{
   struct radeon *rw;
   struct pipe_screen *screen;

   rw = r600_drm_winsys_create(fd);
   if (!rw)
      return NULL;

   screen = r600_screen_create(rw);
   if (!screen)
      return NULL;

   screen = debug_screen_wrap(screen);

   return screen;
}
#else
struct radeon *r600_new(int fd, unsigned device);
struct pipe_screen *r600_screen_create2(struct radeon *radeon);
static struct pipe_screen *
create_screen(int fd)
{
   struct radeon *radeon;
   struct pipe_screen *screen;

   radeon = r600_drm_winsys_create(fd);
   if (!radeon)
      return NULL;

   screen = r600_screen_create2(radeon);
   if (!screen)
      return NULL;

   screen = debug_screen_wrap(screen);

   return screen;
}
#endif

DRM_DRIVER_DESCRIPTOR("r600", "radeon", create_screen)