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/*
* 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 _DMUB_DCN20_H_
#define _DMUB_DCN20_H_
#include "../inc/dmub_types.h"
struct dmub_srv;
/* Hardware functions. */
void dmub_dcn20_init(struct dmub_srv *dmub);
void dmub_dcn20_reset(struct dmub_srv *dmub);
void dmub_dcn20_reset_release(struct dmub_srv *dmub);
void dmub_dcn20_backdoor_load(struct dmub_srv *dmub,
const struct dmub_window *cw0,
const struct dmub_window *cw1);
void dmub_dcn20_setup_windows(struct dmub_srv *dmub,
const struct dmub_window *cw2,
const struct dmub_window *cw3,
const struct dmub_window *cw4,
const struct dmub_window *cw5,
const struct dmub_window *cw6);
void dmub_dcn20_setup_mailbox(struct dmub_srv *dmub,
const struct dmub_region *inbox1);
uint32_t dmub_dcn20_get_inbox1_rptr(struct dmub_srv *dmub);
void dmub_dcn20_set_inbox1_wptr(struct dmub_srv *dmub, uint32_t wptr_offset);
bool dmub_dcn20_is_hw_init(struct dmub_srv *dmub);
bool dmub_dcn20_is_supported(struct dmub_srv *dmub);
#endif /* _DMUB_DCN20_H_ */
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