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

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Copyright © 2019 Intel Corporation
   4  */
   5
   6 #ifndef __INTEL_CDCLK_H__
   7 #define __INTEL_CDCLK_H__
   8
   9 #include <linux/types.h>
  10
  11 #include "intel_display.h"
  12
  13 struct drm_i915_private;
  14 struct intel_atomic_state;
  15 struct intel_cdclk_state;
  16 struct intel_crtc_state;
  17
  18 int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state);
  19 void intel_cdclk_init(struct drm_i915_private *i915);
  20 void intel_cdclk_uninit(struct drm_i915_private *i915);
  21 void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv);
  22 void intel_update_max_cdclk(struct drm_i915_private *dev_priv);
  23 void intel_update_cdclk(struct drm_i915_private *dev_priv);
  24 void intel_update_rawclk(struct drm_i915_private *dev_priv);
  25 bool intel_cdclk_needs_cd2x_update(struct drm_i915_private *dev_priv,
  26                                    const struct intel_cdclk_state *a,
  27                                    const struct intel_cdclk_state *b);
  28 bool intel_cdclk_needs_modeset(const struct intel_cdclk_state *a,
  29                                const struct intel_cdclk_state *b);
  30 bool intel_cdclk_changed(const struct intel_cdclk_state *a,
  31                          const struct intel_cdclk_state *b);
  32 void intel_cdclk_swap_state(struct intel_atomic_state *state);
  33 void
  34 intel_set_cdclk_pre_plane_update(struct drm_i915_private *dev_priv,
  35                                  const struct intel_cdclk_state *old_state,
  36                                  const struct intel_cdclk_state *new_state,
  37                                  enum pipe pipe);
  38 void
  39 intel_set_cdclk_post_plane_update(struct drm_i915_private *dev_priv,
  40                                   const struct intel_cdclk_state *old_state,
  41                                   const struct intel_cdclk_state *new_state,
  42                                   enum pipe pipe);
  43 void intel_dump_cdclk_state(const struct intel_cdclk_state *cdclk_state,
  44                             const char *context);
  45
  46 #endif /* __INTEL_CDCLK_H__ */