summaryrefslogtreecommitdiff
path: root/include/drm/drm_mode.h
blob: d2e791920abab3297634cb857d7a3cd0edccd090 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
/*
 * Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
 * Copyright (c) 2007 Jakob Bornecrantz <wallbraker@gmail.com>
 * Copyright (c) 2008 Red Hat Inc.
 * Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA
 * Copyright (c) 2007-2008 Intel Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 */

#ifndef _DRM_MODE_H
#define _DRM_MODE_H

#if !defined(__KERNEL__) && !defined(_KERNEL)
#include <stdint.h>
#else
#include <linux/kernel.h>
#endif

#define DRM_DISPLAY_INFO_LEN 32
#define DRM_CONNECTOR_NAME_LEN 32
#define DRM_DISPLAY_MODE_LEN 32
#define DRM_PROP_NAME_LEN 32

#define DRM_MODE_TYPE_BUILTIN	(1<<0)
#define DRM_MODE_TYPE_CLOCK_C	((1<<1) | DRM_MODE_TYPE_BUILTIN)
#define DRM_MODE_TYPE_CRTC_C	((1<<2) | DRM_MODE_TYPE_BUILTIN)
#define DRM_MODE_TYPE_PREFERRED	(1<<3)
#define DRM_MODE_TYPE_DEFAULT	(1<<4)
#define DRM_MODE_TYPE_USERDEF	(1<<5)
#define DRM_MODE_TYPE_DRIVER	(1<<6)

/* Video mode flags */
/* bit compatible with the xorg definitions. */
#define DRM_MODE_FLAG_PHSYNC	(1<<0)
#define DRM_MODE_FLAG_NHSYNC	(1<<1)
#define DRM_MODE_FLAG_PVSYNC	(1<<2)
#define DRM_MODE_FLAG_NVSYNC	(1<<3)
#define DRM_MODE_FLAG_INTERLACE	(1<<4)
#define DRM_MODE_FLAG_DBLSCAN	(1<<5)
#define DRM_MODE_FLAG_CSYNC	(1<<6)
#define DRM_MODE_FLAG_PCSYNC	(1<<7)
#define DRM_MODE_FLAG_NCSYNC	(1<<8)
#define DRM_MODE_FLAG_HSKEW	(1<<9) /* hskew provided */
#define DRM_MODE_FLAG_BCAST	(1<<10)
#define DRM_MODE_FLAG_PIXMUX	(1<<11)
#define DRM_MODE_FLAG_DBLCLK	(1<<12)
#define DRM_MODE_FLAG_CLKDIV2	(1<<13)

/* DPMS flags */
/* bit compatible with the xorg definitions. */
#define DRM_MODE_DPMS_ON 0
#define DRM_MODE_DPMS_STANDBY 1
#define DRM_MODE_DPMS_SUSPEND 2
#define DRM_MODE_DPMS_OFF 3

/* Scaling mode options */
#define DRM_MODE_SCALE_NON_GPU 0
#define DRM_MODE_SCALE_FULLSCREEN 1
#define DRM_MODE_SCALE_NO_SCALE 2
#define DRM_MODE_SCALE_ASPECT 3

/* Dithering mode options */
#define DRM_MODE_DITHERING_OFF 0
#define DRM_MODE_DITHERING_ON 1

struct drm_mode_modeinfo {
	unsigned int clock;
	unsigned short hdisplay, hsync_start, hsync_end, htotal, hskew;
	unsigned short vdisplay, vsync_start, vsync_end, vtotal, vscan;

	unsigned int vrefresh; /* vertical refresh * 1000 */

	unsigned int flags;
	unsigned int type;
	char name[DRM_DISPLAY_MODE_LEN];
};

struct drm_mode_card_res {
	uint64_t fb_id_ptr;
	uint64_t crtc_id_ptr;
	uint64_t connector_id_ptr;
	uint64_t encoder_id_ptr;
	int count_fbs;
	int count_crtcs;
	int count_connectors;
	int count_encoders;
	int min_width, max_width;
	int min_height, max_height;
};

struct drm_mode_crtc {
	uint64_t set_connectors_ptr;
	int count_connectors;

	unsigned int crtc_id; /**< Id */
	unsigned int fb_id; /**< Id of framebuffer */

	int x, y; /**< Position on the frameuffer */

	uint32_t gamma_size;
	int mode_valid;
	struct drm_mode_modeinfo mode;
};

#define DRM_MODE_ENCODER_NONE 0
#define DRM_MODE_ENCODER_DAC  1
#define DRM_MODE_ENCODER_TMDS 2
#define DRM_MODE_ENCODER_LVDS 3
#define DRM_MODE_ENCODER_TVDAC 4

struct drm_mode_get_encoder {
	unsigned int encoder_id;
	unsigned int encoder_type;

	unsigned int crtc_id; /**< Id of crtc */

	uint32_t possible_crtcs;
	uint32_t possible_clones;
};

/* This is for connectors with multiple signal types. */
/* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
#define DRM_MODE_SUBCONNECTOR_Automatic 0
#define DRM_MODE_SUBCONNECTOR_Unknown 0
#define DRM_MODE_SUBCONNECTOR_DVID 3
#define DRM_MODE_SUBCONNECTOR_DVIA 4
#define DRM_MODE_SUBCONNECTOR_Composite 5
#define DRM_MODE_SUBCONNECTOR_SVIDEO 6
#define DRM_MODE_SUBCONNECTOR_Component 8

#define DRM_MODE_CONNECTOR_Unknown 0
#define DRM_MODE_CONNECTOR_VGA 1
#define DRM_MODE_CONNECTOR_DVII 2
#define DRM_MODE_CONNECTOR_DVID 3
#define DRM_MODE_CONNECTOR_DVIA 4
#define DRM_MODE_CONNECTOR_Composite 5
#define DRM_MODE_CONNECTOR_SVIDEO 6
#define DRM_MODE_CONNECTOR_LVDS 7
#define DRM_MODE_CONNECTOR_Component 8
#define DRM_MODE_CONNECTOR_9PinDIN 9
#define DRM_MODE_CONNECTOR_DisplayPort 10
#define DRM_MODE_CONNECTOR_HDMIA 11
#define DRM_MODE_CONNECTOR_HDMIB 12

struct drm_mode_get_connector {

	uint64_t encoders_ptr;
	uint64_t modes_ptr;
	uint64_t props_ptr;
	uint64_t prop_values_ptr;

	int count_modes;
	int count_props;
	int count_encoders;

	unsigned int encoder_id; /**< Current Encoder */
	unsigned int connector_id; /**< Id */
	unsigned int connector_type;
	unsigned int connector_type_id;

	unsigned int connection;
	unsigned int mm_width, mm_height; /**< HxW in millimeters */
	unsigned int subpixel;
};

#define DRM_MODE_PROP_PENDING (1<<0)
#define DRM_MODE_PROP_RANGE (1<<1)
#define DRM_MODE_PROP_IMMUTABLE (1<<2)
#define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */
#define DRM_MODE_PROP_BLOB (1<<4)

struct drm_mode_property_enum {
	uint64_t value;
	unsigned char name[DRM_PROP_NAME_LEN];
};

struct drm_mode_get_property {
	uint64_t values_ptr; /* values and blob lengths */
	uint64_t enum_blob_ptr; /* enum and blob id ptrs */

	unsigned int prop_id;
	unsigned int flags;
	unsigned char name[DRM_PROP_NAME_LEN];

	int count_values;
	int count_enum_blobs;
};

struct drm_mode_connector_set_property {
	uint64_t value;
	unsigned int prop_id;
	unsigned int connector_id;
};

struct drm_mode_get_blob {
	uint32_t blob_id;
	uint32_t length;
	uint64_t data;
};

struct drm_mode_fb_cmd {
	unsigned int buffer_id;
	unsigned int width, height;
	unsigned int pitch;
	unsigned int bpp;
	unsigned int depth;

	unsigned int handle;
};

struct drm_mode_mode_cmd {
	unsigned int connector_id;
	struct drm_mode_modeinfo mode;
};

#define DRM_MODE_CURSOR_BO   0x01
#define DRM_MODE_CURSOR_MOVE 0x02

/*
 * depending on the value in flags diffrent members are used.
 *
 * CURSOR_BO uses
 *    crtc
 *    width
 *    height
 *    handle - if 0 turns the cursor of
 *
 * CURSOR_MOVE uses
 *    crtc
 *    x
 *    y
 */
struct drm_mode_cursor {
	unsigned int flags;
	unsigned int crtc;
	int x;
	int y;
	uint32_t width;
	uint32_t height;
	unsigned int handle;
};

/*
 * oh so ugly hotplug
 */
struct drm_mode_hotplug {
	uint32_t counter;
};

struct drm_mode_crtc_lut {

	uint32_t crtc_id;
	uint32_t gamma_size;

	/* pointers to arrays */
	uint64_t red;
	uint64_t green;
	uint64_t blue;
};

#endif