2 * Copyright 2019 Advanced Micro Devices, Inc.
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5 * copy of this software and associated documentation files (the "Software"),
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9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
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26 #ifndef AMD_DAL_DEV_AMDGPU_DM_AMDGPU_DM_CRC_H_
27 #define AMD_DAL_DEV_AMDGPU_DM_AMDGPU_DM_CRC_H_
32 enum amdgpu_dm_pipe_crc_source {
33 AMDGPU_DM_PIPE_CRC_SOURCE_NONE = 0,
34 AMDGPU_DM_PIPE_CRC_SOURCE_CRTC,
35 AMDGPU_DM_PIPE_CRC_SOURCE_CRTC_DITHER,
36 AMDGPU_DM_PIPE_CRC_SOURCE_DPRX,
37 AMDGPU_DM_PIPE_CRC_SOURCE_DPRX_DITHER,
38 AMDGPU_DM_PIPE_CRC_SOURCE_MAX,
39 AMDGPU_DM_PIPE_CRC_SOURCE_INVALID = -1,
42 #ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
43 struct crc_window_param {
48 /* CRC window is activated or not*/
50 /* Update crc window during vertical blank or not */
52 /* skip reading/writing for few frames */
56 struct secure_display_context {
57 /* work to notify PSP TA*/
58 struct work_struct notify_ta_work;
60 /* work to forward ROI to dmcu/dmub */
61 struct work_struct forward_roi_work;
63 struct drm_crtc *crtc;
65 /* Region of Interest (ROI) */
70 static inline bool amdgpu_dm_is_valid_crc_source(enum amdgpu_dm_pipe_crc_source source)
72 return (source > AMDGPU_DM_PIPE_CRC_SOURCE_NONE) &&
73 (source < AMDGPU_DM_PIPE_CRC_SOURCE_MAX);
77 #ifdef CONFIG_DEBUG_FS
78 int amdgpu_dm_crtc_configure_crc_source(struct drm_crtc *crtc,
79 struct dm_crtc_state *dm_crtc_state,
80 enum amdgpu_dm_pipe_crc_source source);
81 int amdgpu_dm_crtc_set_crc_source(struct drm_crtc *crtc, const char *src_name);
82 int amdgpu_dm_crtc_verify_crc_source(struct drm_crtc *crtc,
85 const char *const *amdgpu_dm_crtc_get_crc_sources(struct drm_crtc *crtc,
87 void amdgpu_dm_crtc_handle_crc_irq(struct drm_crtc *crtc);
89 #define amdgpu_dm_crtc_set_crc_source NULL
90 #define amdgpu_dm_crtc_verify_crc_source NULL
91 #define amdgpu_dm_crtc_get_crc_sources NULL
92 #define amdgpu_dm_crtc_handle_crc_irq(x)
95 #ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
96 bool amdgpu_dm_crc_window_is_activated(struct drm_crtc *crtc);
97 void amdgpu_dm_crtc_handle_crc_window_irq(struct drm_crtc *crtc);
98 struct secure_display_context *amdgpu_dm_crtc_secure_display_create_contexts(
99 struct amdgpu_device *adev);
101 #define amdgpu_dm_crc_window_is_activated(x)
102 #define amdgpu_dm_crtc_handle_crc_window_irq(x)
103 #define amdgpu_dm_crtc_secure_display_create_contexts(x)
106 #endif /* AMD_DAL_DEV_AMDGPU_DM_AMDGPU_DM_CRC_H_ */