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