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

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Copyright © 2023 Intel Corporation
   4  */
   5
   6 #ifndef __INTEL_WM_H__
   7 #define __INTEL_WM_H__
   8
   9 #include <linux/types.h>
  10
  11 struct drm_i915_private;
  12 struct intel_atomic_state;
  13 struct intel_crtc;
  14 struct intel_crtc_state;
  15 struct intel_plane_state;
  16
  17 void intel_update_watermarks(struct drm_i915_private *i915);
  18 int intel_compute_pipe_wm(struct intel_atomic_state *state,
  19                           struct intel_crtc *crtc);
  20 int intel_compute_intermediate_wm(struct intel_atomic_state *state,
  21                                   struct intel_crtc *crtc);
  22 bool intel_initial_watermarks(struct intel_atomic_state *state,
  23                               struct intel_crtc *crtc);
  24 void intel_atomic_update_watermarks(struct intel_atomic_state *state,
  25                                     struct intel_crtc *crtc);
  26 void intel_optimize_watermarks(struct intel_atomic_state *state,
  27                                struct intel_crtc *crtc);
  28 int intel_compute_global_watermarks(struct intel_atomic_state *state);
  29 void intel_wm_get_hw_state(struct drm_i915_private *i915);
  30 bool intel_wm_plane_visible(const struct intel_crtc_state *crtc_state,
  31                             const struct intel_plane_state *plane_state);
  32 void intel_print_wm_latency(struct drm_i915_private *i915,
  33                             const char *name, const u16 wm[]);
  34 void intel_wm_init(struct drm_i915_private *i915);
  35 void intel_wm_debugfs_register(struct drm_i915_private *i915);
  36
  37 #endif /* __INTEL_WM_H__ */