1/*
 2 * Copyright 2015 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_HWSS_H__
27#define __DC_LINK_HWSS_H__
28
29/* include basic type headers only */
30#include "dc_dp_types.h"
31#include "signal_types.h"
32#include "grph_object_id.h"
33#include "fixed31_32.h"
34
35/* forward declare dc core types */
36struct dc_link;
37struct link_resource;
38struct pipe_ctx;
39struct encoder_set_dp_phy_pattern_param;
40struct link_mst_stream_allocation_table;
41struct audio_output;
42
43struct link_hwss_ext {
44	/* function pointers below may require to check for NULL if caller
45	 * considers missing implementation as expected in some cases or none
46	 * critical to be investigated immediately
47	 * *********************************************************************
48	 */
49	void (*set_hblank_min_symbol_width)(struct pipe_ctx *pipe_ctx,
50			const struct dc_link_settings *link_settings,
51			struct fixed31_32 throttled_vcp_size);
52	void (*set_throttled_vcp_size)(struct pipe_ctx *pipe_ctx,
53			struct fixed31_32 throttled_vcp_size);
54	void (*enable_dp_link_output)(struct dc_link *link,
55			const struct link_resource *link_res,
56			enum signal_type signal,
57			enum clock_source_id clock_source,
58			const struct dc_link_settings *link_settings);
59	void (*set_dp_link_test_pattern)(struct dc_link *link,
60			const struct link_resource *link_res,
61			struct encoder_set_dp_phy_pattern_param *tp_params);
62	void (*set_dp_lane_settings)(struct dc_link *link,
63			const struct link_resource *link_res,
64			const struct dc_link_settings *link_settings,
65			const struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]);
66	void (*update_stream_allocation_table)(struct dc_link *link,
67			const struct link_resource *link_res,
68			const struct link_mst_stream_allocation_table *table);
69};
70
71struct link_hwss {
72	struct link_hwss_ext ext;
73
74	/* function pointers below MUST be assigned to all types of link_hwss
75	 * *********************************************************************
76	 */
77	void (*setup_stream_encoder)(struct pipe_ctx *pipe_ctx);
78	void (*reset_stream_encoder)(struct pipe_ctx *pipe_ctx);
79	void (*setup_stream_attribute)(struct pipe_ctx *pipe_ctx);
80	void (*disable_link_output)(struct dc_link *link,
81			const struct link_resource *link_res,
82			enum signal_type signal);
83	void (*setup_audio_output)(struct pipe_ctx *pipe_ctx,
84			struct audio_output *audio_output, uint32_t audio_inst);
85	void (*enable_audio_packet)(struct pipe_ctx *pipe_ctx);
86	void (*disable_audio_packet)(struct pipe_ctx *pipe_ctx);
87};
88#endif /* __DC_LINK_HWSS_H__ */
89