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      1 /*	$NetBSD: intel_bw.h,v 1.2 2021/12/18 23:45:29 riastradh Exp $	*/
      2 
      3 /* SPDX-License-Identifier: MIT */
      4 /*
      5  * Copyright  2019 Intel Corporation
      6  */
      7 
      8 #ifndef __INTEL_BW_H__
      9 #define __INTEL_BW_H__
     10 
     11 #include <drm/drm_atomic.h>
     12 
     13 #include "intel_display.h"
     14 
     15 struct drm_i915_private;
     16 struct intel_atomic_state;
     17 struct intel_crtc_state;
     18 
     19 struct intel_bw_state {
     20 	struct drm_private_state base;
     21 
     22 	unsigned int data_rate[I915_MAX_PIPES];
     23 	u8 num_active_planes[I915_MAX_PIPES];
     24 };
     25 
     26 #define to_intel_bw_state(x) container_of((x), struct intel_bw_state, base)
     27 
     28 void intel_bw_init_hw(struct drm_i915_private *dev_priv);
     29 int intel_bw_init(struct drm_i915_private *dev_priv);
     30 void intel_bw_cleanup(struct drm_i915_private *dev_priv);
     31 int intel_bw_atomic_check(struct intel_atomic_state *state);
     32 void intel_bw_crtc_update(struct intel_bw_state *bw_state,
     33 			  const struct intel_crtc_state *crtc_state);
     34 
     35 #endif /* __INTEL_BW_H__ */
     36