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
13struct drm_i915_private;
14struct intel_atomic_state;
15struct intel_cdclk_state;
16struct intel_crtc_state;
17
18int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state);
19void intel_cdclk_init(struct drm_i915_private *i915);
20void intel_cdclk_uninit(struct drm_i915_private *i915);
21void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv);
22void intel_update_max_cdclk(struct drm_i915_private *dev_priv);
23void intel_update_cdclk(struct drm_i915_private *dev_priv);
24void intel_update_rawclk(struct drm_i915_private *dev_priv);
25bool 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);
28bool intel_cdclk_needs_modeset(const struct intel_cdclk_state *a,
29			       const struct intel_cdclk_state *b);
30bool intel_cdclk_changed(const struct intel_cdclk_state *a,
31			 const struct intel_cdclk_state *b);
32void intel_cdclk_swap_state(struct intel_atomic_state *state);
33void
34intel_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);
38void
39intel_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);
43void intel_dump_cdclk_state(const struct intel_cdclk_state *cdclk_state,
44			    const char *context);
45
46#endif /* __INTEL_CDCLK_H__ */