/* * 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, }; 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_FS int 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 #endif /* AMD_DAL_DEV_AMDGPU_DM_AMDGPU_DM_CRC_H_ */