drivers/gpu/drm/i915/display/i9xx_wm.h

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Copyright © 2023 Intel Corporation
   4  */
   5
   6 #ifndef __I9XX_WM_H__
   7 #define __I9XX_WM_H__
   8
   9 #include <linux/types.h>
  10
  11 struct drm_i915_private;
  12 struct intel_crtc_state;
  13 struct intel_plane_state;
  14
  15 #ifdef I915
  16 bool ilk_disable_cxsr(struct drm_i915_private *i915);
  17 void ilk_wm_sanitize(struct drm_i915_private *i915);
  18 bool intel_set_memory_cxsr(struct drm_i915_private *i915, bool enable);
  19 void i9xx_wm_init(struct drm_i915_private *i915);
  20 #else
  21 static inline bool ilk_disable_cxsr(struct drm_i915_private *i915)
  22 {
  23         return false;
  24 }
  25 static inline void ilk_wm_sanitize(struct drm_i915_private *i915)
  26 {
  27 }
  28 static inline bool intel_set_memory_cxsr(struct drm_i915_private *i915, bool enable)
  29 {
  30         return false;
  31 }
  32 static inline void i9xx_wm_init(struct drm_i915_private *i915)
  33 {
  34 }
  35 #endif
  36
  37 #endif /* __I9XX_WM_H__ */