1 /*
2  * Copyright 2023 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 #ifndef __DC_LINK_DPMS_H__
27 #define __DC_LINK_DPMS_H__
28 
29 #include "link.h"
30 void link_set_dpms_on(
31 		struct dc_state *state,
32 		struct pipe_ctx *pipe_ctx);
33 void link_set_dpms_off(struct pipe_ctx *pipe_ctx);
34 void link_resume(struct dc_link *link);
35 void link_blank_all_dp_displays(struct dc *dc);
36 void link_blank_all_edp_displays(struct dc *dc);
37 void link_blank_dp_stream(struct dc_link *link, bool hw_init);
38 void link_set_all_streams_dpms_off_for_link(struct dc_link *link);
39 void link_get_master_pipes_with_dpms_on(const struct dc_link *link,
40 		struct dc_state *state,
41 		uint8_t *count,
42 		struct pipe_ctx *pipes[MAX_PIPES]);
43 enum dc_status link_increase_mst_payload(struct pipe_ctx *pipe_ctx, uint32_t req_pbn);
44 enum dc_status link_reduce_mst_payload(struct pipe_ctx *pipe_ctx, uint32_t req_pbn);
45 bool link_set_dsc_pps_packet(struct pipe_ctx *pipe_ctx,
46 		bool enable, bool immediate_update);
47 struct fixed31_32 link_calculate_sst_avg_time_slots_per_mtp(
48 		const struct dc_stream_state *stream,
49 		const struct dc_link *link);
50 void link_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable);
51 bool link_set_dsc_enable(struct pipe_ctx *pipe_ctx, bool enable);
52 bool link_update_dsc_config(struct pipe_ctx *pipe_ctx);
53 #endif /* __DC_LINK_DPMS_H__ */
54