Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * v4l2 uvc internal API header
4 *
5 * Some commonly needed functions for uvc drivers
6 */
7
8#ifndef __LINUX_V4L2_UVC_H
9#define __LINUX_V4L2_UVC_H
10
11/* ------------------------------------------------------------------------
12 * GUIDs
13 */
14#define UVC_GUID_UVC_CAMERA \
15 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
16 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01}
17#define UVC_GUID_UVC_OUTPUT \
18 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
19 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02}
20#define UVC_GUID_UVC_MEDIA_TRANSPORT_INPUT \
21 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
22 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03}
23#define UVC_GUID_UVC_PROCESSING \
24 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
25 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01}
26#define UVC_GUID_UVC_SELECTOR \
27 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
28 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02}
29#define UVC_GUID_EXT_GPIO_CONTROLLER \
30 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
31 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x03}
32#define UVC_GUID_CHROMEOS_XU \
33 {0x24, 0xe9, 0xd7, 0x74, 0xc9, 0x49, 0x45, 0x4a, \
34 0x98, 0xa3, 0xc8, 0x07, 0x7e, 0x05, 0x1c, 0xa3}
35#define UVC_GUID_MSXU_1_5 \
36 {0xdc, 0x95, 0x3f, 0x0f, 0x32, 0x26, 0x4e, 0x4c, \
37 0x92, 0xc9, 0xa0, 0x47, 0x82, 0xf4, 0x3b, 0xc8}
38
39/* https://learn.microsoft.com/en-us/windows-hardware/drivers/stream/uvc-extensions-1-5#222-extension-unit-controls */
40#define UVC_MSXU_CONTROL_FOCUS 0x01
41#define UVC_MSXU_CONTROL_EXPOSURE 0x02
42#define UVC_MSXU_CONTROL_EVCOMPENSATION 0x03
43#define UVC_MSXU_CONTROL_WHITEBALANCE 0x04
44#define UVC_MSXU_CONTROL_FACE_AUTHENTICATION 0x06
45#define UVC_MSXU_CONTROL_CAMERA_EXTRINSICS 0x07
46#define UVC_MSXU_CONTROL_CAMERA_INTRINSICS 0x08
47#define UVC_MSXU_CONTROL_METADATA 0x09
48#define UVC_MSXU_CONTROL_IR_TORCH 0x0a
49#define UVC_MSXU_CONTROL_DIGITALWINDOW 0x0b
50#define UVC_MSXU_CONTROL_DIGITALWINDOW_CONFIG 0x0c
51#define UVC_MSXU_CONTROL_VIDEO_HDR 0x0d
52#define UVC_MSXU_CONTROL_FRAMERATE_THROTTLE 0x0e
53#define UVC_MSXU_CONTROL_FIELDOFVIEW2_CONFIG 0x0f
54#define UVC_MSXU_CONTROL_FIELDOFVIEW2 0x10
55
56#define UVC_CROSXU_CONTROL_IQ_PROFILE 0x04
57
58#define UVC_GUID_FORMAT_MJPEG \
59 { 'M', 'J', 'P', 'G', 0x00, 0x00, 0x10, 0x00, \
60 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
61#define UVC_GUID_FORMAT_YUY2 \
62 { 'Y', 'U', 'Y', '2', 0x00, 0x00, 0x10, 0x00, \
63 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
64#define UVC_GUID_FORMAT_YUY2_ISIGHT \
65 { 'Y', 'U', 'Y', '2', 0x00, 0x00, 0x10, 0x00, \
66 0x80, 0x00, 0x00, 0x00, 0x00, 0x38, 0x9b, 0x71}
67#define UVC_GUID_FORMAT_NV12 \
68 { 'N', 'V', '1', '2', 0x00, 0x00, 0x10, 0x00, \
69 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
70#define UVC_GUID_FORMAT_YV12 \
71 { 'Y', 'V', '1', '2', 0x00, 0x00, 0x10, 0x00, \
72 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
73#define UVC_GUID_FORMAT_I420 \
74 { 'I', '4', '2', '0', 0x00, 0x00, 0x10, 0x00, \
75 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
76#define UVC_GUID_FORMAT_UYVY \
77 { 'U', 'Y', 'V', 'Y', 0x00, 0x00, 0x10, 0x00, \
78 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
79#define UVC_GUID_FORMAT_Y800 \
80 { 'Y', '8', '0', '0', 0x00, 0x00, 0x10, 0x00, \
81 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
82#define UVC_GUID_FORMAT_Y8 \
83 { 'Y', '8', ' ', ' ', 0x00, 0x00, 0x10, 0x00, \
84 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
85#define UVC_GUID_FORMAT_Y10 \
86 { 'Y', '1', '0', ' ', 0x00, 0x00, 0x10, 0x00, \
87 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
88#define UVC_GUID_FORMAT_Y12 \
89 { 'Y', '1', '2', ' ', 0x00, 0x00, 0x10, 0x00, \
90 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
91#define UVC_GUID_FORMAT_Y16 \
92 { 'Y', '1', '6', ' ', 0x00, 0x00, 0x10, 0x00, \
93 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
94#define UVC_GUID_FORMAT_BY8 \
95 { 'B', 'Y', '8', ' ', 0x00, 0x00, 0x10, 0x00, \
96 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
97#define UVC_GUID_FORMAT_BA81 \
98 { 'B', 'A', '8', '1', 0x00, 0x00, 0x10, 0x00, \
99 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
100#define UVC_GUID_FORMAT_GBRG \
101 { 'G', 'B', 'R', 'G', 0x00, 0x00, 0x10, 0x00, \
102 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
103#define UVC_GUID_FORMAT_GRBG \
104 { 'G', 'R', 'B', 'G', 0x00, 0x00, 0x10, 0x00, \
105 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
106#define UVC_GUID_FORMAT_RGGB \
107 { 'R', 'G', 'G', 'B', 0x00, 0x00, 0x10, 0x00, \
108 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
109#define UVC_GUID_FORMAT_BG16 \
110 { 'B', 'G', '1', '6', 0x00, 0x00, 0x10, 0x00, \
111 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
112#define UVC_GUID_FORMAT_GB16 \
113 { 'G', 'B', '1', '6', 0x00, 0x00, 0x10, 0x00, \
114 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
115#define UVC_GUID_FORMAT_RG16 \
116 { 'R', 'G', '1', '6', 0x00, 0x00, 0x10, 0x00, \
117 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
118#define UVC_GUID_FORMAT_GR16 \
119 { 'G', 'R', '1', '6', 0x00, 0x00, 0x10, 0x00, \
120 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
121#define UVC_GUID_FORMAT_RGBP \
122 { 'R', 'G', 'B', 'P', 0x00, 0x00, 0x10, 0x00, \
123 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
124#define UVC_GUID_FORMAT_BGR3 \
125 { 0x7d, 0xeb, 0x36, 0xe4, 0x4f, 0x52, 0xce, 0x11, \
126 0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}
127#define UVC_GUID_FORMAT_BGR4 \
128 { 0x7e, 0xeb, 0x36, 0xe4, 0x4f, 0x52, 0xce, 0x11, \
129 0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}
130#define UVC_GUID_FORMAT_M420 \
131 { 'M', '4', '2', '0', 0x00, 0x00, 0x10, 0x00, \
132 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
133
134#define UVC_GUID_FORMAT_H264 \
135 { 'H', '2', '6', '4', 0x00, 0x00, 0x10, 0x00, \
136 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
137#define UVC_GUID_FORMAT_H265 \
138 { 'H', '2', '6', '5', 0x00, 0x00, 0x10, 0x00, \
139 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
140#define UVC_GUID_FORMAT_Y8I \
141 { 'Y', '8', 'I', ' ', 0x00, 0x00, 0x10, 0x00, \
142 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
143#define UVC_GUID_FORMAT_Y12I \
144 { 'Y', '1', '2', 'I', 0x00, 0x00, 0x10, 0x00, \
145 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
146#define UVC_GUID_FORMAT_Y16I \
147 { 'Y', '1', '6', 'I', 0x00, 0x00, 0x10, 0x00, \
148 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
149#define UVC_GUID_FORMAT_Z16 \
150 { 'Z', '1', '6', ' ', 0x00, 0x00, 0x10, 0x00, \
151 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
152#define UVC_GUID_FORMAT_RW10 \
153 { 'R', 'W', '1', '0', 0x00, 0x00, 0x10, 0x00, \
154 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
155#define UVC_GUID_FORMAT_INVZ \
156 { 'I', 'N', 'V', 'Z', 0x90, 0x2d, 0x58, 0x4a, \
157 0x92, 0x0b, 0x77, 0x3f, 0x1f, 0x2c, 0x55, 0x6b}
158#define UVC_GUID_FORMAT_INZI \
159 { 'I', 'N', 'Z', 'I', 0x66, 0x1a, 0x42, 0xa2, \
160 0x90, 0x65, 0xd0, 0x18, 0x14, 0xa8, 0xef, 0x8a}
161#define UVC_GUID_FORMAT_INVI \
162 { 'I', 'N', 'V', 'I', 0xdb, 0x57, 0x49, 0x5e, \
163 0x8e, 0x3f, 0xf4, 0x79, 0x53, 0x2b, 0x94, 0x6f}
164#define UVC_GUID_FORMAT_CNF4 \
165 { 'C', ' ', ' ', ' ', 0x00, 0x00, 0x10, 0x00, \
166 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
167
168#define UVC_GUID_FORMAT_D3DFMT_L8 \
169 {0x32, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, \
170 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
171#define UVC_GUID_FORMAT_D3DFMT_R5G6B5 \
172 {0x7b, 0xeb, 0x36, 0xe4, 0x4f, 0x52, 0xce, 0x11, \
173 0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}
174#define UVC_GUID_FORMAT_KSMEDIA_L8_IR \
175 {0x32, 0x00, 0x00, 0x00, 0x02, 0x00, 0x10, 0x00, \
176 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
177
178#define UVC_GUID_FORMAT_HEVC \
179 { 'H', 'E', 'V', 'C', 0x00, 0x00, 0x10, 0x00, \
180 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
181
182struct uvc_format_desc {
183 u8 guid[16];
184 u32 fcc;
185};
186
187const struct uvc_format_desc *uvc_format_by_guid(const u8 guid[16]);
188
189#endif /* __LINUX_V4L2_UVC_H */