blob: 623b4e98e748657ee7e0a54e99d6129f58ad8cd1 [file] [log] [blame]
Dave Airlieb49b55b2014-10-20 16:13:19 +10001/*
2 * Copyright © 2014 Red Hat 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#ifndef DRM_DISPLAYID_H
23#define DRM_DISPLAYID_H
24
25#define DATA_BLOCK_PRODUCT_ID 0x00
26#define DATA_BLOCK_DISPLAY_PARAMETERS 0x01
27#define DATA_BLOCK_COLOR_CHARACTERISTICS 0x02
28#define DATA_BLOCK_TYPE_1_DETAILED_TIMING 0x03
29#define DATA_BLOCK_TYPE_2_DETAILED_TIMING 0x04
30#define DATA_BLOCK_TYPE_3_SHORT_TIMING 0x05
31#define DATA_BLOCK_TYPE_4_DMT_TIMING 0x06
32#define DATA_BLOCK_VESA_TIMING 0x07
33#define DATA_BLOCK_CEA_TIMING 0x08
34#define DATA_BLOCK_VIDEO_TIMING_RANGE 0x09
35#define DATA_BLOCK_PRODUCT_SERIAL_NUMBER 0x0a
36#define DATA_BLOCK_GP_ASCII_STRING 0x0b
37#define DATA_BLOCK_DISPLAY_DEVICE_DATA 0x0c
38#define DATA_BLOCK_INTERFACE_POWER_SEQUENCING 0x0d
39#define DATA_BLOCK_TRANSFER_CHARACTERISTICS 0x0e
40#define DATA_BLOCK_DISPLAY_INTERFACE 0x0f
41#define DATA_BLOCK_STEREO_DISPLAY_INTERFACE 0x10
42#define DATA_BLOCK_TILED_DISPLAY 0x12
43
44#define DATA_BLOCK_VENDOR_SPECIFIC 0x7f
45
46#define PRODUCT_TYPE_EXTENSION 0
47#define PRODUCT_TYPE_TEST 1
48#define PRODUCT_TYPE_PANEL 2
49#define PRODUCT_TYPE_MONITOR 3
50#define PRODUCT_TYPE_TV 4
51#define PRODUCT_TYPE_REPEATER 5
52#define PRODUCT_TYPE_DIRECT_DRIVE 6
53
54struct displayid_hdr {
55 u8 rev;
56 u8 bytes;
57 u8 prod_id;
58 u8 ext_count;
59} __packed;
60
61struct displayid_block {
62 u8 tag;
63 u8 rev;
64 u8 num_bytes;
65} __packed;
66
67struct displayid_tiled_block {
68 struct displayid_block base;
69 u8 tile_cap;
70 u8 topo[3];
71 u8 tile_size[4];
72 u8 tile_pixel_bezel[5];
73 u8 topology_id[8];
74} __packed;
75
76#endif