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 | |
26 | /** |
27 | * DOC: overview |
28 | * |
29 | * Display Input Output (DIO), is the display input and output unit in DCN. It |
30 | * includes output encoders to support different display output, like |
31 | * DisplayPort, HDMI, DVI interface, and others. It also includes the control |
32 | * and status channels for these interfaces. |
33 | */ |
34 | |
35 | #ifndef __LINK_HWSS_DIO_H__ |
36 | #define __LINK_HWSS_DIO_H__ |
37 | |
38 | #include "link_hwss.h" |
39 | #include "link.h" |
40 | |
41 | const struct link_hwss *get_dio_link_hwss(void); |
42 | bool can_use_dio_link_hwss(const struct dc_link *link, |
43 | const struct link_resource *link_res); |
44 | void set_dio_throttled_vcp_size(struct pipe_ctx *pipe_ctx, |
45 | struct fixed31_32 throttled_vcp_size); |
46 | void setup_dio_stream_encoder(struct pipe_ctx *pipe_ctx); |
47 | void reset_dio_stream_encoder(struct pipe_ctx *pipe_ctx); |
48 | void setup_dio_stream_attribute(struct pipe_ctx *pipe_ctx); |
49 | void enable_dio_dp_link_output(struct dc_link *link, |
50 | const struct link_resource *link_res, |
51 | enum signal_type signal, |
52 | enum clock_source_id clock_source, |
53 | const struct dc_link_settings *link_settings); |
54 | void disable_dio_link_output(struct dc_link *link, |
55 | const struct link_resource *link_res, |
56 | enum signal_type signal); |
57 | void set_dio_dp_link_test_pattern(struct dc_link *link, |
58 | const struct link_resource *link_res, |
59 | struct encoder_set_dp_phy_pattern_param *tp_params); |
60 | void set_dio_dp_lane_settings(struct dc_link *link, |
61 | const struct link_resource *link_res, |
62 | const struct dc_link_settings *link_settings, |
63 | const struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]); |
64 | void setup_dio_audio_output(struct pipe_ctx *pipe_ctx, |
65 | struct audio_output *audio_output, uint32_t audio_inst); |
66 | void enable_dio_audio_packet(struct pipe_ctx *pipe_ctx); |
67 | void disable_dio_audio_packet(struct pipe_ctx *pipe_ctx); |
68 | void update_dio_stream_allocation_table(struct dc_link *link, |
69 | const struct link_resource *link_res, |
70 | const struct link_mst_stream_allocation_table *table); |
71 | |
72 | #endif /* __LINK_HWSS_DIO_H__ */ |
73 | |