/* * Copyright 2019 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: AMD * */ #ifndef AMD_DAL_DEV_AMDGPU_DM_AMDGPU_DM_CRC_H_#define AMD_DAL_DEV_AMDGPU_DM_AMDGPU_DM_CRC_H_ struct drm_crtc;struct dm_crtc_state; enum amdgpu_dm_pipe_crc_source {	AMDGPU_DM_PIPE_CRC_SOURCE_NONE = 0,	AMDGPU_DM_PIPE_CRC_SOURCE_CRTC,	AMDGPU_DM_PIPE_CRC_SOURCE_CRTC_DITHER,	AMDGPU_DM_PIPE_CRC_SOURCE_DPRX,	AMDGPU_DM_PIPE_CRC_SOURCE_DPRX_DITHER,	AMDGPU_DM_PIPE_CRC_SOURCE_MAX,	AMDGPU_DM_PIPE_CRC_SOURCE_INVALID = -1,}; #ifdef CONFIG_DRM_AMD_SECURE_DISPLAYstruct crc_window_param {	uint16_t x_start;	uint16_t y_start;	uint16_t x_end;	uint16_t y_end;	/* CRC windwo is activated or not*/	bool activated;	/* Update crc window during vertical blank or not */	bool update_win;	/* skip reading/writing for few frames */	int skip_frame_cnt;}; /* read_work for driver to call PSP to read */struct crc_rd_work {	struct work_struct notify_ta_work;	/* To protect crc_rd_work carried fields*/	spinlock_t crc_rd_work_lock;	struct drm_crtc *crtc;	uint8_t phy_inst;}; /* forward_work for driver to forward ROI to dmu */struct crc_fw_work {	struct work_struct forward_roi_work;	struct amdgpu_display_manager *dm;	struct dc_stream_state *stream;	struct rect rect;	bool is_stop_cmd;};#endif static inline bool amdgpu_dm_is_valid_crc_source(enum amdgpu_dm_pipe_crc_source source){	return (source > AMDGPU_DM_PIPE_CRC_SOURCE_NONE) &&	       (source < AMDGPU_DM_PIPE_CRC_SOURCE_MAX);} /* amdgpu_dm_crc.c */#ifdef CONFIG_DEBUG_FSint amdgpu_dm_crtc_configure_crc_source(struct drm_crtc *crtc,					struct dm_crtc_state *dm_crtc_state,					enum amdgpu_dm_pipe_crc_source source);int amdgpu_dm_crtc_set_crc_source(struct drm_crtc *crtc, const char *src_name);int amdgpu_dm_crtc_verify_crc_source(struct drm_crtc *crtc,				     const char *src_name,				     size_t *values_cnt);const char *const *amdgpu_dm_crtc_get_crc_sources(struct drm_crtc *crtc,						  size_t *count);void amdgpu_dm_crtc_handle_crc_irq(struct drm_crtc *crtc);#else#define amdgpu_dm_crtc_set_crc_source NULL#define amdgpu_dm_crtc_verify_crc_source NULL#define amdgpu_dm_crtc_get_crc_sources NULL#define amdgpu_dm_crtc_handle_crc_irq(x)#endif #ifdef CONFIG_DRM_AMD_SECURE_DISPLAYbool amdgpu_dm_crc_window_is_activated(struct drm_crtc *crtc);void amdgpu_dm_crtc_handle_crc_window_irq(struct drm_crtc *crtc);struct crc_rd_work *amdgpu_dm_crtc_secure_display_create_work(void);#else#define amdgpu_dm_crc_window_is_activated(x)#define amdgpu_dm_crtc_handle_crc_window_irq(x)#define amdgpu_dm_crtc_secure_display_create_work()#endif #endif /* AMD_DAL_DEV_AMDGPU_DM_AMDGPU_DM_CRC_H_ */