LXR linux/drivers/gpu/drm/i915/display/intel

   1/* SPDX-License-Identifier: MIT */
   2/*
   3 * Copyright © 2019 Intel Corporation
   4 */
   5
   6#ifndef __INTEL_FBC_H__
   7#define __INTEL_FBC_H__
   8
   9#include <linux/types.h>
  10
  11enum fb_op_origin;
  12struct drm_i915_private;
  13struct intel_atomic_state;
  14struct intel_crtc;
  15struct intel_crtc_state;
  16struct intel_fbc;
  17struct intel_plane;
  18struct intel_plane_state;
  19
  20enum intel_fbc_id {
  21        INTEL_FBC_A,
  22
  23        I915_MAX_FBCS,
  24};
  25
  26int intel_fbc_atomic_check(struct intel_atomic_state *state);
  27bool intel_fbc_pre_update(struct intel_atomic_state *state,
  28                          struct intel_crtc *crtc);
  29void intel_fbc_post_update(struct intel_atomic_state *state,
  30                           struct intel_crtc *crtc);
  31void intel_fbc_init(struct drm_i915_private *dev_priv);
  32void intel_fbc_cleanup(struct drm_i915_private *dev_priv);
  33void intel_fbc_sanitize(struct drm_i915_private *dev_priv);
  34void intel_fbc_update(struct intel_atomic_state *state,
  35                      struct intel_crtc *crtc);
  36void intel_fbc_disable(struct intel_crtc *crtc);
  37void intel_fbc_invalidate(struct drm_i915_private *dev_priv,
  38                          unsigned int frontbuffer_bits,
  39                          enum fb_op_origin origin);
  40void intel_fbc_flush(struct drm_i915_private *dev_priv,
  41                     unsigned int frontbuffer_bits, enum fb_op_origin origin);
  42void intel_fbc_add_plane(struct intel_fbc *fbc, struct intel_plane *plane);
  43void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *i915);
  44void intel_fbc_reset_underrun(struct drm_i915_private *i915);
  45void intel_fbc_crtc_debugfs_add(struct intel_crtc *crtc);
  46void intel_fbc_debugfs_register(struct drm_i915_private *i915);
  47
  48#endif /* __INTEL_FBC_H__ */
  49