1 /*
2  * Copyright 2012-15 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 #ifndef __DAL_DDC_SERVICE_TYPES_H__
26 #define __DAL_DDC_SERVICE_TYPES_H__
27 
28 /* 0010FA dongles (ST Micro) external converter chip id */
29 #define DP_BRANCH_DEVICE_ID_0010FA 0x0010FA
30 /* 0022B9 external converter chip id */
31 #define DP_BRANCH_DEVICE_ID_0022B9 0x0022B9
32 #define DP_BRANCH_DEVICE_ID_00001A 0x00001A
33 #define DP_BRANCH_DEVICE_ID_0080E1 0x0080e1
34 #define DP_BRANCH_DEVICE_ID_90CC24 0x90CC24
35 #define DP_BRANCH_DEVICE_ID_00E04C 0x00E04C
36 #define DP_BRANCH_DEVICE_ID_006037 0x006037
37 #define DP_BRANCH_DEVICE_ID_001CF8 0x001CF8
38 #define DP_BRANCH_HW_REV_10 0x10
39 #define DP_BRANCH_HW_REV_20 0x20
40 
41 #define DP_DEVICE_ID_38EC11 0x38EC11
42 enum ddc_result {
43 	DDC_RESULT_UNKNOWN = 0,
44 	DDC_RESULT_SUCESSFULL,
45 	DDC_RESULT_FAILED_CHANNEL_BUSY,
46 	DDC_RESULT_FAILED_TIMEOUT,
47 	DDC_RESULT_FAILED_PROTOCOL_ERROR,
48 	DDC_RESULT_FAILED_NACK,
49 	DDC_RESULT_FAILED_INCOMPLETE,
50 	DDC_RESULT_FAILED_OPERATION,
51 	DDC_RESULT_FAILED_INVALID_OPERATION,
52 	DDC_RESULT_FAILED_BUFFER_OVERFLOW,
53 	DDC_RESULT_FAILED_HPD_DISCON
54 };
55 
56 enum ddc_service_type {
57 	DDC_SERVICE_TYPE_CONNECTOR,
58 	DDC_SERVICE_TYPE_DISPLAY_PORT_MST,
59 };
60 
61 /**
62  * display sink capability
63  */
64 struct display_sink_capability {
65 	/* dongle type (DP converter, CV smart dongle) */
66 	enum display_dongle_type dongle_type;
67 	bool is_dongle_type_one;
68 
69 	/**********************************************************
70 	 capabilities going INTO SINK DEVICE (stream capabilities)
71 	 **********************************************************/
72 	/* Dongle's downstream count. */
73 	uint32_t downstrm_sink_count;
74 	/* Is dongle's downstream count info field (downstrm_sink_count)
75 	 * valid. */
76 	bool downstrm_sink_count_valid;
77 
78 	/* Maximum additional audio delay in microsecond (us) */
79 	uint32_t additional_audio_delay;
80 	/* Audio latency value in microsecond (us) */
81 	uint32_t audio_latency;
82 	/* Interlace video latency value in microsecond (us) */
83 	uint32_t video_latency_interlace;
84 	/* Progressive video latency value in microsecond (us) */
85 	uint32_t video_latency_progressive;
86 	/* Dongle caps: Maximum pixel clock supported over dongle for HDMI */
87 	uint32_t max_hdmi_pixel_clock;
88 	/* Dongle caps: Maximum deep color supported over dongle for HDMI */
89 	enum dc_color_depth max_hdmi_deep_color;
90 
91 	/************************************************************
92 	 capabilities going OUT OF SOURCE DEVICE (link capabilities)
93 	 ************************************************************/
94 	/* support for Spread Spectrum(SS) */
95 	bool ss_supported;
96 	/* DP link settings (laneCount, linkRate, Spread) */
97 	uint32_t dp_link_lane_count;
98 	uint32_t dp_link_rate;
99 	uint32_t dp_link_spead;
100 
101 	/* If dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER,
102 	indicates 'Frame Sequential-to-lllFrame Pack' conversion capability.*/
103 	bool is_dp_hdmi_s3d_converter;
104 	/* to check if we have queried the display capability
105 	 * for eDP panel already. */
106 	bool is_edp_sink_cap_valid;
107 
108 	enum ddc_transaction_type transaction_type;
109 	enum signal_type signal;
110 };
111 
112 struct av_sync_data {
113 	uint8_t av_granularity;/* DPCD 00023h */
114 	uint8_t aud_dec_lat1;/* DPCD 00024h */
115 	uint8_t aud_dec_lat2;/* DPCD 00025h */
116 	uint8_t aud_pp_lat1;/* DPCD 00026h */
117 	uint8_t aud_pp_lat2;/* DPCD 00027h */
118 	uint8_t vid_inter_lat;/* DPCD 00028h */
119 	uint8_t vid_prog_lat;/* DPCD 00029h */
120 	uint8_t aud_del_ins1;/* DPCD 0002Bh */
121 	uint8_t aud_del_ins2;/* DPCD 0002Ch */
122 	uint8_t aud_del_ins3;/* DPCD 0002Dh */
123 };
124 
125 static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0};
126 static const uint8_t DP_SINK_DEVICE_STR_ID_2[] = {7, 1, 8, 7, 5, 0};
127 
128 /*MST Dock*/
129 static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA";
130 
131 #endif /* __DAL_DDC_SERVICE_TYPES_H__ */
132