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

   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
  11 #include "intel_frontbuffer.h"
  12
  13 struct drm_i915_private;
  14 struct intel_atomic_state;
  15 struct intel_crtc;
  16 struct intel_crtc_state;
  17 struct intel_plane_state;
  18
  19 void intel_fbc_choose_crtc(struct drm_i915_private *dev_priv,
  20                            struct intel_atomic_state *state);
  21 bool intel_fbc_is_active(struct drm_i915_private *dev_priv);
  22 bool intel_fbc_pre_update(struct intel_crtc *crtc,
  23                           const struct intel_crtc_state *crtc_state,
  24                           const struct intel_plane_state *plane_state);
  25 void intel_fbc_post_update(struct intel_crtc *crtc);
  26 void intel_fbc_init(struct drm_i915_private *dev_priv);
  27 void intel_fbc_enable(struct intel_crtc *crtc,
  28                       const struct intel_crtc_state *crtc_state,
  29                       const struct intel_plane_state *plane_state);
  30 void intel_fbc_disable(struct intel_crtc *crtc);
  31 void intel_fbc_global_disable(struct drm_i915_private *dev_priv);
  32 void intel_fbc_invalidate(struct drm_i915_private *dev_priv,
  33                           unsigned int frontbuffer_bits,
  34                           enum fb_op_origin origin);
  35 void intel_fbc_flush(struct drm_i915_private *dev_priv,
  36                      unsigned int frontbuffer_bits, enum fb_op_origin origin);
  37 void intel_fbc_cleanup_cfb(struct drm_i915_private *dev_priv);
  38 void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *dev_priv);
  39 int intel_fbc_reset_underrun(struct drm_i915_private *dev_priv);
  40
  41 #endif /* __INTEL_FBC_H__ */