i915_drm.h 1.5 KB

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  1. /*
  2. * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
  3. * All Rights Reserved.
  4. *
  5. * Permission is hereby granted, free of charge, to any person obtaining a
  6. * copy of this software and associated documentation files (the
  7. * "Software"), to deal in the Software without restriction, including
  8. * without limitation the rights to use, copy, modify, merge, publish,
  9. * distribute, sub license, and/or sell copies of the Software, and to
  10. * permit persons to whom the Software is furnished to do so, subject to
  11. * the following conditions:
  12. *
  13. * The above copyright notice and this permission notice (including the
  14. * next paragraph) shall be included in all copies or substantial portions
  15. * of the Software.
  16. *
  17. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18. * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19. * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  20. * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  21. * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  22. * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  23. * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24. *
  25. */
  26. #ifndef _I915_DRM_H_
  27. #define _I915_DRM_H_
  28. #include <uapi/drm/i915_drm.h>
  29. /* For use by IPS driver */
  30. extern unsigned long i915_read_mch_val(void);
  31. extern bool i915_gpu_raise(void);
  32. extern bool i915_gpu_lower(void);
  33. extern bool i915_gpu_busy(void);
  34. extern bool i915_gpu_turbo_disable(void);
  35. #endif /* _I915_DRM_H_ */