1 /*
2  * Copyright 2022 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 #include "link_hwss_hpo_frl.h"
26 #include "core_types.h"
27 #include "virtual/virtual_link_hwss.h"
28 
29 static void setup_hpo_frl_stream_attribute(struct pipe_ctx *pipe_ctx)
30 {
31 	struct hpo_frl_stream_encoder *stream_enc = pipe_ctx->stream_res.hpo_frl_stream_enc;
32 	struct dc_stream_state *stream = pipe_ctx->stream;
33 	struct pipe_ctx *odm_pipe;
34 	int odm_combine_num_segments = 1;
35 
36 	/* get number of ODM combine input segments */
37 	for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
38 		odm_combine_num_segments++;
39 
40 	stream_enc->funcs->hdmi_frl_set_stream_attribute(
41 			stream_enc,
42 			&stream->timing,
43 			&stream->link->frl_link_settings.borrow_params,
44 			odm_combine_num_segments);
45 }
46 
47 static const struct link_hwss hpo_frl_link_hwss = {
48 	.setup_stream_encoder = virtual_setup_stream_encoder,
49 	.reset_stream_encoder = virtual_reset_stream_encoder,
50 	.setup_stream_attribute = setup_hpo_frl_stream_attribute,
51 };
52 
53 bool can_use_hpo_frl_link_hwss(const struct dc_link *link,
54 		const struct link_resource *link_res)
55 {
56 	return link_res->hpo_frl_link_enc != NULL;
57 }
58 
59 const struct link_hwss *get_hpo_frl_link_hwss(void)
60 {
61 	return &hpo_frl_link_hwss;
62 }
63