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      1 /*	$NetBSD: intel_pipe_crc.h,v 1.3 2021/12/19 12:32:15 riastradh Exp $	*/
      2 
      3 /* SPDX-License-Identifier: MIT */
      4 /*
      5  * Copyright  2019 Intel Corporation
      6  */
      7 
      8 #ifndef __INTEL_PIPE_CRC_H__
      9 #define __INTEL_PIPE_CRC_H__
     10 
     11 #include <linux/types.h>
     12 
     13 struct drm_crtc;
     14 struct drm_i915_private;
     15 struct intel_crtc;
     16 
     17 #ifdef CONFIG_DEBUG_FS
     18 void intel_display_crc_init(struct drm_i915_private *dev_priv);
     19 void intel_display_crc_fini(struct drm_i915_private *dev_priv);
     20 int intel_crtc_set_crc_source(struct drm_crtc *crtc, const char *source_name);
     21 int intel_crtc_verify_crc_source(struct drm_crtc *crtc,
     22 				 const char *source_name, size_t *values_cnt);
     23 const char *const *intel_crtc_get_crc_sources(struct drm_crtc *crtc,
     24 					      size_t *count);
     25 void intel_crtc_disable_pipe_crc(struct intel_crtc *crtc);
     26 void intel_crtc_enable_pipe_crc(struct intel_crtc *crtc);
     27 #else
     28 static inline void intel_display_crc_init(struct drm_i915_private *dev_priv) {}
     29 static inline void intel_display_crc_fini(struct drm_i915_private *dev_priv) {}
     30 #define intel_crtc_set_crc_source NULL
     31 #define intel_crtc_verify_crc_source NULL
     32 #define intel_crtc_get_crc_sources NULL
     33 static inline void intel_crtc_disable_pipe_crc(struct intel_crtc *crtc)
     34 {
     35 }
     36 
     37 static inline void intel_crtc_enable_pipe_crc(struct intel_crtc *crtc)
     38 {
     39 }
     40 #endif
     41 
     42 #endif /* __INTEL_PIPE_CRC_H__ */
     43