xref: /dragonfly/sys/dev/drm/amd/display/include/link_service_types.h (revision b843c749addef9340ee7d4e250b09fdd492602a1)
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 
26 #ifndef __DAL_LINK_SERVICE_TYPES_H__
27 #define __DAL_LINK_SERVICE_TYPES_H__
28 
29 #include "grph_object_id.h"
30 #include "dal_types.h"
31 #include "irq_types.h"
32 
33 /*struct mst_mgr_callback_object;*/
34 struct ddc;
35 struct irq_manager;
36 
37 enum {
38           MAX_CONTROLLER_NUM = 6
39 };
40 
41 enum dp_power_state {
42           DP_POWER_STATE_D0 = 1,
43           DP_POWER_STATE_D3
44 };
45 
46 enum edp_revision {
47           /* eDP version 1.1 or lower */
48           EDP_REVISION_11 = 0x00,
49           /* eDP version 1.2 */
50           EDP_REVISION_12 = 0x01,
51           /* eDP version 1.3 */
52           EDP_REVISION_13 = 0x02
53 };
54 
55 enum {
56           LINK_RATE_REF_FREQ_IN_KHZ = 27000 /*27MHz*/
57 };
58 
59 enum link_training_result {
60           LINK_TRAINING_SUCCESS,
61           LINK_TRAINING_CR_FAIL_LANE0,
62           LINK_TRAINING_CR_FAIL_LANE1,
63           LINK_TRAINING_CR_FAIL_LANE23,
64           /* CR DONE bit is cleared during EQ step */
65           LINK_TRAINING_EQ_FAIL_CR,
66           /* other failure during EQ step */
67           LINK_TRAINING_EQ_FAIL_EQ,
68           LINK_TRAINING_LQA_FAIL,
69 };
70 
71 struct link_training_settings {
72           struct dc_link_settings link_settings;
73           struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX];
74           bool allow_invalid_msa_timing_param;
75 };
76 
77 enum hw_dp_training_pattern {
78           HW_DP_TRAINING_PATTERN_1 = 0,
79           HW_DP_TRAINING_PATTERN_2,
80           HW_DP_TRAINING_PATTERN_3,
81           HW_DP_TRAINING_PATTERN_4
82 };
83 
84 /*TODO: Move this enum test harness*/
85 /* Test patterns*/
86 enum dp_test_pattern {
87           /* Input data is pass through Scrambler
88            * and 8b10b Encoder straight to output*/
89           DP_TEST_PATTERN_VIDEO_MODE = 0,
90 
91           /* phy test patterns*/
92           DP_TEST_PATTERN_PHY_PATTERN_BEGIN,
93           DP_TEST_PATTERN_D102 = DP_TEST_PATTERN_PHY_PATTERN_BEGIN,
94           DP_TEST_PATTERN_SYMBOL_ERROR,
95           DP_TEST_PATTERN_PRBS7,
96           DP_TEST_PATTERN_80BIT_CUSTOM,
97           DP_TEST_PATTERN_CP2520_1,
98           DP_TEST_PATTERN_CP2520_2,
99           DP_TEST_PATTERN_HBR2_COMPLIANCE_EYE = DP_TEST_PATTERN_CP2520_2,
100           DP_TEST_PATTERN_CP2520_3,
101 
102           /* Link Training Patterns */
103           DP_TEST_PATTERN_TRAINING_PATTERN1,
104           DP_TEST_PATTERN_TRAINING_PATTERN2,
105           DP_TEST_PATTERN_TRAINING_PATTERN3,
106           DP_TEST_PATTERN_TRAINING_PATTERN4,
107           DP_TEST_PATTERN_PHY_PATTERN_END = DP_TEST_PATTERN_TRAINING_PATTERN4,
108 
109           /* link test patterns*/
110           DP_TEST_PATTERN_COLOR_SQUARES,
111           DP_TEST_PATTERN_COLOR_SQUARES_CEA,
112           DP_TEST_PATTERN_VERTICAL_BARS,
113           DP_TEST_PATTERN_HORIZONTAL_BARS,
114           DP_TEST_PATTERN_COLOR_RAMP,
115 
116           /* audio test patterns*/
117           DP_TEST_PATTERN_AUDIO_OPERATOR_DEFINED,
118           DP_TEST_PATTERN_AUDIO_SAWTOOTH,
119 
120           DP_TEST_PATTERN_UNSUPPORTED
121 };
122 
123 enum dp_panel_mode {
124           /* not required */
125           DP_PANEL_MODE_DEFAULT,
126           /* standard mode for eDP */
127           DP_PANEL_MODE_EDP,
128           /* external chips specific settings */
129           DP_PANEL_MODE_SPECIAL
130 };
131 
132 /* DPCD_ADDR_TRAINING_LANEx_SET registers value */
133 union dpcd_training_lane_set {
134           struct {
135 #if defined(LITTLEENDIAN_CPU)
136                     uint8_t VOLTAGE_SWING_SET:2;
137                     uint8_t MAX_SWING_REACHED:1;
138                     uint8_t PRE_EMPHASIS_SET:2;
139                     uint8_t MAX_PRE_EMPHASIS_REACHED:1;
140                     /* following is reserved in DP 1.1 */
141                     uint8_t POST_CURSOR2_SET:2;
142 #elif defined(BIGENDIAN_CPU)
143                     uint8_t POST_CURSOR2_SET:2;
144                     uint8_t MAX_PRE_EMPHASIS_REACHED:1;
145                     uint8_t PRE_EMPHASIS_SET:2;
146                     uint8_t MAX_SWING_REACHED:1;
147                     uint8_t VOLTAGE_SWING_SET:2;
148 #else
149           #error ARCH not defined!
150 #endif
151           } bits;
152 
153           uint8_t raw;
154 };
155 
156 
157 /* DP MST stream allocation (payload bandwidth number) */
158 struct dp_mst_stream_allocation {
159           uint8_t vcp_id;
160           /* number of slots required for the DP stream in
161            * transport packet */
162           uint8_t slot_count;
163 };
164 
165 /* DP MST stream allocation table */
166 struct dp_mst_stream_allocation_table {
167           /* number of DP video streams */
168           int stream_count;
169           /* array of stream allocations */
170           struct dp_mst_stream_allocation stream_allocations[MAX_CONTROLLER_NUM];
171 };
172 
173 #endif /*__DAL_LINK_SERVICE_TYPES_H__*/
174