xref: /freebsd/sys/dev/drm2/drm_mode.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1 /*
2  * Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
3  * Copyright (c) 2007 Jakob Bornecrantz <wallbraker@gmail.com>
4  * Copyright (c) 2008 Red Hat Inc.
5  * Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA
6  * Copyright (c) 2007-2008 Intel Corporation
7  *
8  * Permission is hereby granted, free of charge, to any person obtaining a
9  * copy of this software and associated documentation files (the "Software"),
10  * to deal in the Software without restriction, including without limitation
11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12  * and/or sell copies of the Software, and to permit persons to whom the
13  * Software is furnished to do so, subject to the following conditions:
14  *
15  * The above copyright notice and this permission notice shall be included in
16  * all copies or substantial portions of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24  * IN THE SOFTWARE.
25  */
26 
27 #ifndef _DRM_MODE_H
28 #define _DRM_MODE_H
29 
30 #include <dev/drm2/drm_os_freebsd.h>
31 
32 #define DRM_DISPLAY_INFO_LEN	32
33 #define DRM_CONNECTOR_NAME_LEN	32
34 #define DRM_DISPLAY_MODE_LEN	32
35 #define DRM_PROP_NAME_LEN	32
36 
37 #define DRM_MODE_TYPE_BUILTIN	(1<<0)
38 #define DRM_MODE_TYPE_CLOCK_C	((1<<1) | DRM_MODE_TYPE_BUILTIN)
39 #define DRM_MODE_TYPE_CRTC_C	((1<<2) | DRM_MODE_TYPE_BUILTIN)
40 #define DRM_MODE_TYPE_PREFERRED	(1<<3)
41 #define DRM_MODE_TYPE_DEFAULT	(1<<4)
42 #define DRM_MODE_TYPE_USERDEF	(1<<5)
43 #define DRM_MODE_TYPE_DRIVER	(1<<6)
44 
45 /* Video mode flags */
46 /* bit compatible with the xorg definitions. */
47 #define DRM_MODE_FLAG_PHSYNC	(1<<0)
48 #define DRM_MODE_FLAG_NHSYNC	(1<<1)
49 #define DRM_MODE_FLAG_PVSYNC	(1<<2)
50 #define DRM_MODE_FLAG_NVSYNC	(1<<3)
51 #define DRM_MODE_FLAG_INTERLACE	(1<<4)
52 #define DRM_MODE_FLAG_DBLSCAN	(1<<5)
53 #define DRM_MODE_FLAG_CSYNC	(1<<6)
54 #define DRM_MODE_FLAG_PCSYNC	(1<<7)
55 #define DRM_MODE_FLAG_NCSYNC	(1<<8)
56 #define DRM_MODE_FLAG_HSKEW	(1<<9) /* hskew provided */
57 #define DRM_MODE_FLAG_BCAST	(1<<10)
58 #define DRM_MODE_FLAG_PIXMUX	(1<<11)
59 #define DRM_MODE_FLAG_DBLCLK	(1<<12)
60 #define DRM_MODE_FLAG_CLKDIV2	(1<<13)
61 
62 /* DPMS flags */
63 /* bit compatible with the xorg definitions. */
64 #define DRM_MODE_DPMS_ON	0
65 #define DRM_MODE_DPMS_STANDBY	1
66 #define DRM_MODE_DPMS_SUSPEND	2
67 #define DRM_MODE_DPMS_OFF	3
68 
69 /* Scaling mode options */
70 #define DRM_MODE_SCALE_NONE		0 /* Unmodified timing (display or
71 					     software can still scale) */
72 #define DRM_MODE_SCALE_FULLSCREEN	1 /* Full screen, ignore aspect */
73 #define DRM_MODE_SCALE_CENTER		2 /* Centered, no scaling */
74 #define DRM_MODE_SCALE_ASPECT		3 /* Full screen, preserve aspect */
75 
76 /* Dithering mode options */
77 #define DRM_MODE_DITHERING_OFF	0
78 #define DRM_MODE_DITHERING_ON	1
79 #define DRM_MODE_DITHERING_AUTO 2
80 
81 /* Dirty info options */
82 #define DRM_MODE_DIRTY_OFF      0
83 #define DRM_MODE_DIRTY_ON       1
84 #define DRM_MODE_DIRTY_ANNOTATE 2
85 
86 struct drm_mode_modeinfo {
87 	__u32 clock;
88 	__u16 hdisplay, hsync_start, hsync_end, htotal, hskew;
89 	__u16 vdisplay, vsync_start, vsync_end, vtotal, vscan;
90 
91 	__u32 vrefresh;
92 
93 	__u32 flags;
94 	__u32 type;
95 	char name[DRM_DISPLAY_MODE_LEN];
96 };
97 
98 struct drm_mode_card_res {
99 	__u64 fb_id_ptr;
100 	__u64 crtc_id_ptr;
101 	__u64 connector_id_ptr;
102 	__u64 encoder_id_ptr;
103 	__u32 count_fbs;
104 	__u32 count_crtcs;
105 	__u32 count_connectors;
106 	__u32 count_encoders;
107 	__u32 min_width, max_width;
108 	__u32 min_height, max_height;
109 };
110 
111 struct drm_mode_crtc {
112 	__u64 set_connectors_ptr;
113 	__u32 count_connectors;
114 
115 	__u32 crtc_id; /**< Id */
116 	__u32 fb_id; /**< Id of framebuffer */
117 
118 	__u32 x, y; /**< Position on the frameuffer */
119 
120 	__u32 gamma_size;
121 	__u32 mode_valid;
122 	struct drm_mode_modeinfo mode;
123 };
124 
125 #define DRM_MODE_PRESENT_TOP_FIELD	(1<<0)
126 #define DRM_MODE_PRESENT_BOTTOM_FIELD	(1<<1)
127 
128 /* Planes blend with or override other bits on the CRTC */
129 struct drm_mode_set_plane {
130 	__u32 plane_id;
131 	__u32 crtc_id;
132 	__u32 fb_id; /* fb object contains surface format type */
133 	__u32 flags; /* see above flags */
134 
135 	/* Signed dest location allows it to be partially off screen */
136 	__s32 crtc_x, crtc_y;
137 	__u32 crtc_w, crtc_h;
138 
139 	/* Source values are 16.16 fixed point */
140 	__u32 src_x, src_y;
141 	__u32 src_h, src_w;
142 };
143 
144 struct drm_mode_get_plane {
145 	__u32 plane_id;
146 
147 	__u32 crtc_id;
148 	__u32 fb_id;
149 
150 	__u32 possible_crtcs;
151 	__u32 gamma_size;
152 
153 	__u32 count_format_types;
154 	__u64 format_type_ptr;
155 };
156 
157 struct drm_mode_get_plane_res {
158 	__u64 plane_id_ptr;
159 	__u32 count_planes;
160 };
161 
162 #define DRM_MODE_ENCODER_NONE	0
163 #define DRM_MODE_ENCODER_DAC	1
164 #define DRM_MODE_ENCODER_TMDS	2
165 #define DRM_MODE_ENCODER_LVDS	3
166 #define DRM_MODE_ENCODER_TVDAC	4
167 #define DRM_MODE_ENCODER_VIRTUAL 5
168 
169 struct drm_mode_get_encoder {
170 	__u32 encoder_id;
171 	__u32 encoder_type;
172 
173 	__u32 crtc_id; /**< Id of crtc */
174 
175 	__u32 possible_crtcs;
176 	__u32 possible_clones;
177 };
178 
179 /* This is for connectors with multiple signal types. */
180 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
181 #define DRM_MODE_SUBCONNECTOR_Automatic	0
182 #define DRM_MODE_SUBCONNECTOR_Unknown	0
183 #define DRM_MODE_SUBCONNECTOR_DVID	3
184 #define DRM_MODE_SUBCONNECTOR_DVIA	4
185 #define DRM_MODE_SUBCONNECTOR_Composite	5
186 #define DRM_MODE_SUBCONNECTOR_SVIDEO	6
187 #define DRM_MODE_SUBCONNECTOR_Component	8
188 #define DRM_MODE_SUBCONNECTOR_SCART	9
189 
190 #define DRM_MODE_CONNECTOR_Unknown	0
191 #define DRM_MODE_CONNECTOR_VGA		1
192 #define DRM_MODE_CONNECTOR_DVII		2
193 #define DRM_MODE_CONNECTOR_DVID		3
194 #define DRM_MODE_CONNECTOR_DVIA		4
195 #define DRM_MODE_CONNECTOR_Composite	5
196 #define DRM_MODE_CONNECTOR_SVIDEO	6
197 #define DRM_MODE_CONNECTOR_LVDS		7
198 #define DRM_MODE_CONNECTOR_Component	8
199 #define DRM_MODE_CONNECTOR_9PinDIN	9
200 #define DRM_MODE_CONNECTOR_DisplayPort	10
201 #define DRM_MODE_CONNECTOR_HDMIA	11
202 #define DRM_MODE_CONNECTOR_HDMIB	12
203 #define DRM_MODE_CONNECTOR_TV		13
204 #define DRM_MODE_CONNECTOR_eDP		14
205 #define DRM_MODE_CONNECTOR_VIRTUAL      15
206 
207 struct drm_mode_get_connector {
208 
209 	__u64 encoders_ptr;
210 	__u64 modes_ptr;
211 	__u64 props_ptr;
212 	__u64 prop_values_ptr;
213 
214 	__u32 count_modes;
215 	__u32 count_props;
216 	__u32 count_encoders;
217 
218 	__u32 encoder_id; /**< Current Encoder */
219 	__u32 connector_id; /**< Id */
220 	__u32 connector_type;
221 	__u32 connector_type_id;
222 
223 	__u32 connection;
224 	__u32 mm_width, mm_height; /**< HxW in millimeters */
225 	__u32 subpixel;
226 };
227 
228 #define DRM_MODE_PROP_PENDING	(1<<0)
229 #define DRM_MODE_PROP_RANGE	(1<<1)
230 #define DRM_MODE_PROP_IMMUTABLE	(1<<2)
231 #define DRM_MODE_PROP_ENUM	(1<<3) /* enumerated type with text strings */
232 #define DRM_MODE_PROP_BLOB	(1<<4)
233 #define DRM_MODE_PROP_BITMASK	(1<<5) /* bitmask of enumerated types */
234 
235 struct drm_mode_property_enum {
236 	__u64 value;
237 	char name[DRM_PROP_NAME_LEN];
238 };
239 
240 struct drm_mode_get_property {
241 	__u64 values_ptr; /* values and blob lengths */
242 	__u64 enum_blob_ptr; /* enum and blob id ptrs */
243 
244 	__u32 prop_id;
245 	__u32 flags;
246 	char name[DRM_PROP_NAME_LEN];
247 
248 	__u32 count_values;
249 	__u32 count_enum_blobs;
250 };
251 
252 struct drm_mode_connector_set_property {
253 	__u64 value;
254 	__u32 prop_id;
255 	__u32 connector_id;
256 };
257 
258 struct drm_mode_obj_get_properties {
259 	__u64 props_ptr;
260 	__u64 prop_values_ptr;
261 	__u32 count_props;
262 	__u32 obj_id;
263 	__u32 obj_type;
264 };
265 
266 struct drm_mode_obj_set_property {
267 	__u64 value;
268 	__u32 prop_id;
269 	__u32 obj_id;
270 	__u32 obj_type;
271 };
272 
273 struct drm_mode_get_blob {
274 	__u32 blob_id;
275 	__u32 length;
276 	__u64 data;
277 };
278 
279 struct drm_mode_fb_cmd {
280 	__u32 fb_id;
281 	__u32 width, height;
282 	__u32 pitch;
283 	__u32 bpp;
284 	__u32 depth;
285 	/* driver specific handle */
286 	__u32 handle;
287 };
288 
289 #define DRM_MODE_FB_INTERLACED	(1<<0) /* for interlaced framebuffers */
290 
291 struct drm_mode_fb_cmd2 {
292 	__u32 fb_id;
293 	__u32 width, height;
294 	__u32 pixel_format; /* fourcc code from drm_fourcc.h */
295 	__u32 flags; /* see above flags */
296 
297 	/*
298 	 * In case of planar formats, this ioctl allows up to 4
299 	 * buffer objects with offets and pitches per plane.
300 	 * The pitch and offset order is dictated by the fourcc,
301 	 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as:
302 	 *
303 	 *   YUV 4:2:0 image with a plane of 8 bit Y samples
304 	 *   followed by an interleaved U/V plane containing
305 	 *   8 bit 2x2 subsampled colour difference samples.
306 	 *
307 	 * So it would consist of Y as offset[0] and UV as
308 	 * offeset[1].  Note that offset[0] will generally
309 	 * be 0.
310 	 */
311 	__u32 handles[4];
312 	__u32 pitches[4]; /* pitch for each plane */
313 	__u32 offsets[4]; /* offset of each plane */
314 };
315 
316 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01
317 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02
318 #define DRM_MODE_FB_DIRTY_FLAGS         0x03
319 
320 #define DRM_MODE_FB_DIRTY_MAX_CLIPS     256
321 
322 /*
323  * Mark a region of a framebuffer as dirty.
324  *
325  * Some hardware does not automatically update display contents
326  * as a hardware or software draw to a framebuffer. This ioctl
327  * allows userspace to tell the kernel and the hardware what
328  * regions of the framebuffer have changed.
329  *
330  * The kernel or hardware is free to update more then just the
331  * region specified by the clip rects. The kernel or hardware
332  * may also delay and/or coalesce several calls to dirty into a
333  * single update.
334  *
335  * Userspace may annotate the updates, the annotates are a
336  * promise made by the caller that the change is either a copy
337  * of pixels or a fill of a single color in the region specified.
338  *
339  * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then
340  * the number of updated regions are half of num_clips given,
341  * where the clip rects are paired in src and dst. The width and
342  * height of each one of the pairs must match.
343  *
344  * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller
345  * promises that the region specified of the clip rects is filled
346  * completely with a single color as given in the color argument.
347  */
348 
349 struct drm_mode_fb_dirty_cmd {
350 	__u32 fb_id;
351 	__u32 flags;
352 	__u32 color;
353 	__u32 num_clips;
354 	__u64 clips_ptr;
355 };
356 
357 struct drm_mode_mode_cmd {
358 	__u32 connector_id;
359 	struct drm_mode_modeinfo mode;
360 };
361 
362 #define DRM_MODE_CURSOR_BO	0x01
363 #define DRM_MODE_CURSOR_MOVE	0x02
364 #define DRM_MODE_CURSOR_FLAGS	0x03
365 
366 /*
367  * depending on the value in flags different members are used.
368  *
369  * CURSOR_BO uses
370  *    crtc
371  *    width
372  *    height
373  *    handle - if 0 turns the cursor of
374  *
375  * CURSOR_MOVE uses
376  *    crtc
377  *    x
378  *    y
379  */
380 struct drm_mode_cursor {
381 	__u32 flags;
382 	__u32 crtc_id;
383 	__s32 x;
384 	__s32 y;
385 	__u32 width;
386 	__u32 height;
387 	/* driver specific handle */
388 	__u32 handle;
389 };
390 
391 struct drm_mode_crtc_lut {
392 	__u32 crtc_id;
393 	__u32 gamma_size;
394 
395 	/* pointers to arrays */
396 	__u64 red;
397 	__u64 green;
398 	__u64 blue;
399 };
400 
401 #define DRM_MODE_PAGE_FLIP_EVENT 0x01
402 #define DRM_MODE_PAGE_FLIP_FLAGS DRM_MODE_PAGE_FLIP_EVENT
403 
404 /*
405  * Request a page flip on the specified crtc.
406  *
407  * This ioctl will ask KMS to schedule a page flip for the specified
408  * crtc.  Once any pending rendering targeting the specified fb (as of
409  * ioctl time) has completed, the crtc will be reprogrammed to display
410  * that fb after the next vertical refresh.  The ioctl returns
411  * immediately, but subsequent rendering to the current fb will block
412  * in the execbuffer ioctl until the page flip happens.  If a page
413  * flip is already pending as the ioctl is called, EBUSY will be
414  * returned.
415  *
416  * The ioctl supports one flag, DRM_MODE_PAGE_FLIP_EVENT, which will
417  * request that drm sends back a vblank event (see drm.h: struct
418  * drm_event_vblank) when the page flip is done.  The user_data field
419  * passed in with this ioctl will be returned as the user_data field
420  * in the vblank event struct.
421  *
422  * The reserved field must be zero until we figure out something
423  * clever to use it for.
424  */
425 
426 struct drm_mode_crtc_page_flip {
427 	__u32 crtc_id;
428 	__u32 fb_id;
429 	__u32 flags;
430 	__u32 reserved;
431 	__u64 user_data;
432 };
433 
434 /* create a dumb scanout buffer */
435 struct drm_mode_create_dumb {
436 	uint32_t height;
437 	uint32_t width;
438 	uint32_t bpp;
439 	uint32_t flags;
440 	/* handle, pitch, size will be returned */
441 	uint32_t handle;
442 	uint32_t pitch;
443 	uint64_t size;
444 };
445 
446 /* set up for mmap of a dumb scanout buffer */
447 struct drm_mode_map_dumb {
448 	/** Handle for the object being mapped. */
449 	__u32 handle;
450 	__u32 pad;
451 	/**
452 	 * Fake offset to use for subsequent mmap call
453 	 *
454 	 * This is a fixed-size type for 32/64 compatibility.
455 	 */
456 	__u64 offset;
457 };
458 
459 struct drm_mode_destroy_dumb {
460 	uint32_t handle;
461 };
462 
463 #endif
464