diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.h')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.h b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.h new file mode 100644 index 0000000000..9ac08a3325 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.h @@ -0,0 +1,37 @@ +/* + * Copyright 2023 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 __LINK_HWSS_DIO_FIXED_VS_PE_RETIMER_H__ +#define __LINK_HWSS_DIO_FIXED_VS_PE_RETIMER_H__ + +#include "link.h" + +uint32_t dp_dio_fixed_vs_pe_retimer_get_lttpr_write_address(struct dc_link *link); +uint8_t dp_dio_fixed_vs_pe_retimer_lane_cfg_to_hw_cfg(struct dc_link *link); +void dp_dio_fixed_vs_pe_retimer_exit_manual_automation(struct dc_link *link); +void enable_dio_fixed_vs_pe_retimer_program_4lane_output(struct dc_link *link); +bool requires_fixed_vs_pe_retimer_dio_link_hwss(const struct dc_link *link); +const struct link_hwss *get_dio_fixed_vs_pe_retimer_link_hwss(void); + +#endif /* __LINK_HWSS_DIO_FIXED_VS_PE_RETIMER_H__ */ |