drivers/gpu/drm/i915/display/intel_display_conversion.h

   1 /* SPDX-License-Identifier: MIT */
   2 /* Copyright © 2024 Intel Corporation */
   3
   4 /*
   5  * This header is for transitional struct intel_display conversion helpers only.
   6  */
   7
   8 #ifndef __INTEL_DISPLAY_CONVERSION__
   9 #define __INTEL_DISPLAY_CONVERSION__
  10
  11 /*
  12  * Transitional macro to optionally convert struct drm_i915_private * to struct
  13  * intel_display *, also accepting the latter.
  14  */
  15 #define __to_intel_display(p)                                           \
  16         _Generic(p,                                                     \
  17                  const struct drm_i915_private *: (&((const struct drm_i915_private *)(p))->display), \
  18                  struct drm_i915_private *: (&((struct drm_i915_private *)(p))->display), \
  19                  const struct intel_display *: (p),                     \
  20                  struct intel_display *: (p))
  21
  22 #endif /* __INTEL_DISPLAY_CONVERSION__ */