1#ifndef __NVKM_DISP_DPORT_H__
2#define __NVKM_DISP_DPORT_H__
3#include <core/os.h>
4
5/* DPCD Receiver Capabilities */
6#define DPCD_RC00_DPCD_REV                                              0x00000
7#define DPCD_RC01_MAX_LINK_RATE                                         0x00001
8#define DPCD_RC02                                                       0x00002
9#define DPCD_RC02_ENHANCED_FRAME_CAP                                       0x80
10#define DPCD_RC02_TPS3_SUPPORTED                                           0x40
11#define DPCD_RC02_MAX_LANE_COUNT                                           0x1f
12#define DPCD_RC03                                                       0x00003
13#define DPCD_RC03_MAX_DOWNSPREAD                                           0x01
14#define DPCD_RC0E_AUX_RD_INTERVAL                                       0x0000e
15
16/* DPCD Link Configuration */
17#define DPCD_LC00_LINK_BW_SET                                           0x00100
18#define DPCD_LC01                                                       0x00101
19#define DPCD_LC01_ENHANCED_FRAME_EN                                        0x80
20#define DPCD_LC01_LANE_COUNT_SET                                           0x1f
21#define DPCD_LC02                                                       0x00102
22#define DPCD_LC02_TRAINING_PATTERN_SET                                     0x03
23#define DPCD_LC03(l)                                            ((l) +  0x00103)
24#define DPCD_LC03_MAX_PRE_EMPHASIS_REACHED                                 0x20
25#define DPCD_LC03_PRE_EMPHASIS_SET                                         0x18
26#define DPCD_LC03_MAX_SWING_REACHED                                        0x04
27#define DPCD_LC03_VOLTAGE_SWING_SET                                        0x03
28#define DPCD_LC0F                                                       0x0010f
29#define DPCD_LC0F_LANE1_MAX_POST_CURSOR2_REACHED                           0x40
30#define DPCD_LC0F_LANE1_POST_CURSOR2_SET                                   0x30
31#define DPCD_LC0F_LANE0_MAX_POST_CURSOR2_REACHED                           0x04
32#define DPCD_LC0F_LANE0_POST_CURSOR2_SET                                   0x03
33#define DPCD_LC10                                                       0x00110
34#define DPCD_LC10_LANE3_MAX_POST_CURSOR2_REACHED                           0x40
35#define DPCD_LC10_LANE3_POST_CURSOR2_SET                                   0x30
36#define DPCD_LC10_LANE2_MAX_POST_CURSOR2_REACHED                           0x04
37#define DPCD_LC10_LANE2_POST_CURSOR2_SET                                   0x03
38
39/* DPCD Link/Sink Status */
40#define DPCD_LS02                                                       0x00202
41#define DPCD_LS02_LANE1_SYMBOL_LOCKED                                      0x40
42#define DPCD_LS02_LANE1_CHANNEL_EQ_DONE                                    0x20
43#define DPCD_LS02_LANE1_CR_DONE                                            0x10
44#define DPCD_LS02_LANE0_SYMBOL_LOCKED                                      0x04
45#define DPCD_LS02_LANE0_CHANNEL_EQ_DONE                                    0x02
46#define DPCD_LS02_LANE0_CR_DONE                                            0x01
47#define DPCD_LS03                                                       0x00203
48#define DPCD_LS03_LANE3_SYMBOL_LOCKED                                      0x40
49#define DPCD_LS03_LANE3_CHANNEL_EQ_DONE                                    0x20
50#define DPCD_LS03_LANE3_CR_DONE                                            0x10
51#define DPCD_LS03_LANE2_SYMBOL_LOCKED                                      0x04
52#define DPCD_LS03_LANE2_CHANNEL_EQ_DONE                                    0x02
53#define DPCD_LS03_LANE2_CR_DONE                                            0x01
54#define DPCD_LS04                                                       0x00204
55#define DPCD_LS04_LINK_STATUS_UPDATED                                      0x80
56#define DPCD_LS04_DOWNSTREAM_PORT_STATUS_CHANGED                           0x40
57#define DPCD_LS04_INTERLANE_ALIGN_DONE                                     0x01
58#define DPCD_LS06                                                       0x00206
59#define DPCD_LS06_LANE1_PRE_EMPHASIS                                       0xc0
60#define DPCD_LS06_LANE1_VOLTAGE_SWING                                      0x30
61#define DPCD_LS06_LANE0_PRE_EMPHASIS                                       0x0c
62#define DPCD_LS06_LANE0_VOLTAGE_SWING                                      0x03
63#define DPCD_LS07                                                       0x00207
64#define DPCD_LS07_LANE3_PRE_EMPHASIS                                       0xc0
65#define DPCD_LS07_LANE3_VOLTAGE_SWING                                      0x30
66#define DPCD_LS07_LANE2_PRE_EMPHASIS                                       0x0c
67#define DPCD_LS07_LANE2_VOLTAGE_SWING                                      0x03
68#define DPCD_LS0C                                                       0x0020c
69#define DPCD_LS0C_LANE3_POST_CURSOR2                                       0xc0
70#define DPCD_LS0C_LANE2_POST_CURSOR2                                       0x30
71#define DPCD_LS0C_LANE1_POST_CURSOR2                                       0x0c
72#define DPCD_LS0C_LANE0_POST_CURSOR2                                       0x03
73
74void nvkm_dp_train(struct work_struct *);
75#endif
76