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intel_fbc.h revision 1.1.1.1 
      1 /*	$NetBSD: intel_fbc.h,v 1.1.1.1 2021/12/18 20:15:30 riastradh Exp $	*/
      2 
      3 /* SPDX-License-Identifier: MIT */
      4 /*
      5  * Copyright  2019 Intel Corporation
      6  */
      7 
      8 #ifndef __INTEL_FBC_H__
      9 #define __INTEL_FBC_H__
     10 
     11 #include <linux/types.h>
     12 
     13 #include "intel_frontbuffer.h"
     14 
     15 struct drm_i915_private;
     16 struct intel_atomic_state;
     17 struct intel_crtc;
     18 struct intel_crtc_state;
     19 struct intel_plane_state;
     20 
     21 void intel_fbc_choose_crtc(struct drm_i915_private *dev_priv,
     22 			   struct intel_atomic_state *state);
     23 bool intel_fbc_is_active(struct drm_i915_private *dev_priv);
     24 bool intel_fbc_pre_update(struct intel_crtc *crtc,
     25 			  const struct intel_crtc_state *crtc_state,
     26 			  const struct intel_plane_state *plane_state);
     27 void intel_fbc_post_update(struct intel_crtc *crtc);
     28 void intel_fbc_init(struct drm_i915_private *dev_priv);
     29 void intel_fbc_enable(struct intel_crtc *crtc,
     30 		      const struct intel_crtc_state *crtc_state,
     31 		      const struct intel_plane_state *plane_state);
     32 void intel_fbc_disable(struct intel_crtc *crtc);
     33 void intel_fbc_global_disable(struct drm_i915_private *dev_priv);
     34 void intel_fbc_invalidate(struct drm_i915_private *dev_priv,
     35 			  unsigned int frontbuffer_bits,
     36 			  enum fb_op_origin origin);
     37 void intel_fbc_flush(struct drm_i915_private *dev_priv,
     38 		     unsigned int frontbuffer_bits, enum fb_op_origin origin);
     39 void intel_fbc_cleanup_cfb(struct drm_i915_private *dev_priv);
     40 void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *dev_priv);
     41 int intel_fbc_reset_underrun(struct drm_i915_private *dev_priv);
     42 
     43 #endif /* __INTEL_FBC_H__ */
     44