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f453ba04 DA |
1 | /* |
2 | * Copyright © 2006 Keith Packard | |
3 | * Copyright © 2007-2008 Dave Airlie | |
4 | * Copyright © 2007-2008 Intel Corporation | |
5 | * Jesse Barnes <jesse.barnes@intel.com> | |
6 | * | |
7 | * Permission is hereby granted, free of charge, to any person obtaining a | |
8 | * copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation | |
10 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
11 | * and/or sell copies of the Software, and to permit persons to whom the | |
12 | * Software is furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
20 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
21 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
22 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
23 | * OTHER DEALINGS IN THE SOFTWARE. | |
24 | */ | |
25 | #ifndef __DRM_CRTC_H__ | |
26 | #define __DRM_CRTC_H__ | |
27 | ||
28 | #include <linux/i2c.h> | |
29 | #include <linux/spinlock.h> | |
30 | #include <linux/types.h> | |
31 | #include <linux/idr.h> | |
f453ba04 | 32 | #include <linux/fb.h> |
19218e48 | 33 | #include <drm/drm_mode.h> |
f453ba04 | 34 | |
308e5bcb JB |
35 | #include <drm/drm_fourcc.h> |
36 | ||
f453ba04 DA |
37 | struct drm_device; |
38 | struct drm_mode_set; | |
39 | struct drm_framebuffer; | |
7e3bdf4a | 40 | struct drm_object_properties; |
595887eb TR |
41 | struct drm_file; |
42 | struct drm_clip_rect; | |
f453ba04 DA |
43 | |
44 | #define DRM_MODE_OBJECT_CRTC 0xcccccccc | |
45 | #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 | |
46 | #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 | |
47 | #define DRM_MODE_OBJECT_MODE 0xdededede | |
48 | #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 | |
49 | #define DRM_MODE_OBJECT_FB 0xfbfbfbfb | |
50 | #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb | |
8cf5c917 | 51 | #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee |
3b336ec4 | 52 | #define DRM_MODE_OBJECT_BRIDGE 0xbdbdbdbd |
f453ba04 DA |
53 | |
54 | struct drm_mode_object { | |
55 | uint32_t id; | |
56 | uint32_t type; | |
7e3bdf4a PZ |
57 | struct drm_object_properties *properties; |
58 | }; | |
59 | ||
fe456168 | 60 | #define DRM_OBJECT_MAX_PROPERTY 24 |
7e3bdf4a | 61 | struct drm_object_properties { |
7f88a9be | 62 | int count; |
7e3bdf4a PZ |
63 | uint32_t ids[DRM_OBJECT_MAX_PROPERTY]; |
64 | uint64_t values[DRM_OBJECT_MAX_PROPERTY]; | |
f453ba04 DA |
65 | }; |
66 | ||
67 | /* | |
68 | * Note on terminology: here, for brevity and convenience, we refer to connector | |
69 | * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS, | |
70 | * DVI, etc. And 'screen' refers to the whole of the visible display, which | |
71 | * may span multiple monitors (and therefore multiple CRTC and connector | |
72 | * structures). | |
73 | */ | |
74 | ||
75 | enum drm_mode_status { | |
76 | MODE_OK = 0, /* Mode OK */ | |
77 | MODE_HSYNC, /* hsync out of range */ | |
78 | MODE_VSYNC, /* vsync out of range */ | |
79 | MODE_H_ILLEGAL, /* mode has illegal horizontal timings */ | |
80 | MODE_V_ILLEGAL, /* mode has illegal horizontal timings */ | |
81 | MODE_BAD_WIDTH, /* requires an unsupported linepitch */ | |
25985edc | 82 | MODE_NOMODE, /* no mode with a matching name */ |
f453ba04 DA |
83 | MODE_NO_INTERLACE, /* interlaced mode not supported */ |
84 | MODE_NO_DBLESCAN, /* doublescan mode not supported */ | |
85 | MODE_NO_VSCAN, /* multiscan mode not supported */ | |
86 | MODE_MEM, /* insufficient video memory */ | |
87 | MODE_VIRTUAL_X, /* mode width too large for specified virtual size */ | |
88 | MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */ | |
89 | MODE_MEM_VIRT, /* insufficient video memory given virtual size */ | |
90 | MODE_NOCLOCK, /* no fixed clock available */ | |
91 | MODE_CLOCK_HIGH, /* clock required is too high */ | |
92 | MODE_CLOCK_LOW, /* clock required is too low */ | |
93 | MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */ | |
94 | MODE_BAD_HVALUE, /* horizontal timing was out of range */ | |
95 | MODE_BAD_VVALUE, /* vertical timing was out of range */ | |
96 | MODE_BAD_VSCAN, /* VScan value out of range */ | |
97 | MODE_HSYNC_NARROW, /* horizontal sync too narrow */ | |
98 | MODE_HSYNC_WIDE, /* horizontal sync too wide */ | |
99 | MODE_HBLANK_NARROW, /* horizontal blanking too narrow */ | |
100 | MODE_HBLANK_WIDE, /* horizontal blanking too wide */ | |
101 | MODE_VSYNC_NARROW, /* vertical sync too narrow */ | |
102 | MODE_VSYNC_WIDE, /* vertical sync too wide */ | |
103 | MODE_VBLANK_NARROW, /* vertical blanking too narrow */ | |
104 | MODE_VBLANK_WIDE, /* vertical blanking too wide */ | |
105 | MODE_PANEL, /* exceeds panel dimensions */ | |
106 | MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */ | |
107 | MODE_ONE_WIDTH, /* only one width is supported */ | |
108 | MODE_ONE_HEIGHT, /* only one height is supported */ | |
109 | MODE_ONE_SIZE, /* only one resolution is supported */ | |
110 | MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */ | |
111 | MODE_UNVERIFIED = -3, /* mode needs to reverified */ | |
112 | MODE_BAD = -2, /* unspecified reason */ | |
113 | MODE_ERROR = -1 /* error condition */ | |
114 | }; | |
115 | ||
116 | #define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \ | |
117 | DRM_MODE_TYPE_CRTC_C) | |
118 | ||
119 | #define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ | |
120 | .name = nm, .status = 0, .type = (t), .clock = (c), \ | |
121 | .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ | |
122 | .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ | |
123 | .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ | |
67af116e | 124 | .vscan = (vs), .flags = (f), \ |
22f5d115 | 125 | .base.type = DRM_MODE_OBJECT_MODE |
f453ba04 DA |
126 | |
127 | #define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */ | |
128 | ||
129 | struct drm_display_mode { | |
130 | /* Header */ | |
131 | struct list_head head; | |
132 | struct drm_mode_object base; | |
133 | ||
134 | char name[DRM_DISPLAY_MODE_LEN]; | |
135 | ||
f453ba04 | 136 | enum drm_mode_status status; |
2fcfc75b | 137 | unsigned int type; |
f453ba04 DA |
138 | |
139 | /* Proposed mode values */ | |
7ac96a9c | 140 | int clock; /* in kHz */ |
f453ba04 DA |
141 | int hdisplay; |
142 | int hsync_start; | |
143 | int hsync_end; | |
144 | int htotal; | |
145 | int hskew; | |
146 | int vdisplay; | |
147 | int vsync_start; | |
148 | int vsync_end; | |
149 | int vtotal; | |
150 | int vscan; | |
151 | unsigned int flags; | |
152 | ||
153 | /* Addressable image size (may be 0 for projectors, etc.) */ | |
154 | int width_mm; | |
155 | int height_mm; | |
156 | ||
157 | /* Actual mode we give to hw */ | |
158 | int clock_index; | |
159 | int synth_clock; | |
160 | int crtc_hdisplay; | |
161 | int crtc_hblank_start; | |
162 | int crtc_hblank_end; | |
163 | int crtc_hsync_start; | |
164 | int crtc_hsync_end; | |
165 | int crtc_htotal; | |
166 | int crtc_hskew; | |
167 | int crtc_vdisplay; | |
168 | int crtc_vblank_start; | |
169 | int crtc_vblank_end; | |
170 | int crtc_vsync_start; | |
171 | int crtc_vsync_end; | |
172 | int crtc_vtotal; | |
f453ba04 DA |
173 | |
174 | /* Driver private mode info */ | |
175 | int private_size; | |
176 | int *private; | |
177 | int private_flags; | |
178 | ||
7ac96a9c AJ |
179 | int vrefresh; /* in Hz */ |
180 | int hsync; /* in kHz */ | |
f453ba04 DA |
181 | }; |
182 | ||
183 | enum drm_connector_status { | |
184 | connector_status_connected = 1, | |
185 | connector_status_disconnected = 2, | |
186 | connector_status_unknown = 3, | |
187 | }; | |
188 | ||
189 | enum subpixel_order { | |
190 | SubPixelUnknown = 0, | |
191 | SubPixelHorizontalRGB, | |
192 | SubPixelHorizontalBGR, | |
193 | SubPixelVerticalRGB, | |
194 | SubPixelVerticalBGR, | |
195 | SubPixelNone, | |
196 | }; | |
197 | ||
da05a5a7 JB |
198 | #define DRM_COLOR_FORMAT_RGB444 (1<<0) |
199 | #define DRM_COLOR_FORMAT_YCRCB444 (1<<1) | |
200 | #define DRM_COLOR_FORMAT_YCRCB422 (1<<2) | |
f453ba04 DA |
201 | /* |
202 | * Describes a given display (e.g. CRT or flat panel) and its limitations. | |
203 | */ | |
204 | struct drm_display_info { | |
205 | char name[DRM_DISPLAY_INFO_LEN]; | |
fb439640 | 206 | |
f453ba04 DA |
207 | /* Physical size */ |
208 | unsigned int width_mm; | |
209 | unsigned int height_mm; | |
210 | ||
f453ba04 DA |
211 | /* Clock limits FIXME: storage format */ |
212 | unsigned int min_vfreq, max_vfreq; | |
213 | unsigned int min_hfreq, max_hfreq; | |
214 | unsigned int pixel_clock; | |
3b11228b | 215 | unsigned int bpc; |
f453ba04 | 216 | |
f453ba04 | 217 | enum subpixel_order subpixel_order; |
da05a5a7 | 218 | u32 color_formats; |
f453ba04 | 219 | |
ebec9a7b | 220 | u8 cea_rev; |
f453ba04 DA |
221 | }; |
222 | ||
223 | struct drm_framebuffer_funcs { | |
f7eff60e | 224 | /* note: use drm_framebuffer_remove() */ |
f453ba04 DA |
225 | void (*destroy)(struct drm_framebuffer *framebuffer); |
226 | int (*create_handle)(struct drm_framebuffer *fb, | |
227 | struct drm_file *file_priv, | |
228 | unsigned int *handle); | |
884840aa JB |
229 | /** |
230 | * Optinal callback for the dirty fb ioctl. | |
231 | * | |
232 | * Userspace can notify the driver via this callback | |
233 | * that a area of the framebuffer has changed and should | |
234 | * be flushed to the display hardware. | |
235 | * | |
236 | * See documentation in drm_mode.h for the struct | |
237 | * drm_mode_fb_dirty_cmd for more information as all | |
238 | * the semantics and arguments have a one to one mapping | |
239 | * on this function. | |
240 | */ | |
02b00162 TH |
241 | int (*dirty)(struct drm_framebuffer *framebuffer, |
242 | struct drm_file *file_priv, unsigned flags, | |
884840aa JB |
243 | unsigned color, struct drm_clip_rect *clips, |
244 | unsigned num_clips); | |
f453ba04 DA |
245 | }; |
246 | ||
247 | struct drm_framebuffer { | |
248 | struct drm_device *dev; | |
f7eff60e RC |
249 | /* |
250 | * Note that the fb is refcounted for the benefit of driver internals, | |
251 | * for example some hw, disabling a CRTC/plane is asynchronous, and | |
252 | * scanout does not actually complete until the next vblank. So some | |
253 | * cleanup (like releasing the reference(s) on the backing GEM bo(s)) | |
254 | * should be deferred. In cases like this, the driver would like to | |
255 | * hold a ref to the fb even though it has already been removed from | |
256 | * userspace perspective. | |
257 | */ | |
258 | struct kref refcount; | |
4b096ac1 DV |
259 | /* |
260 | * Place on the dev->mode_config.fb_list, access protected by | |
261 | * dev->mode_config.fb_lock. | |
262 | */ | |
f453ba04 DA |
263 | struct list_head head; |
264 | struct drm_mode_object base; | |
265 | const struct drm_framebuffer_funcs *funcs; | |
01f2c773 VS |
266 | unsigned int pitches[4]; |
267 | unsigned int offsets[4]; | |
f453ba04 DA |
268 | unsigned int width; |
269 | unsigned int height; | |
270 | /* depth can be 15 or 16 */ | |
271 | unsigned int depth; | |
272 | int bits_per_pixel; | |
273 | int flags; | |
308e5bcb | 274 | uint32_t pixel_format; /* fourcc format */ |
f453ba04 | 275 | struct list_head filp_head; |
785b93ef DA |
276 | /* if you are using the helper */ |
277 | void *helper_private; | |
f453ba04 DA |
278 | }; |
279 | ||
280 | struct drm_property_blob { | |
281 | struct drm_mode_object base; | |
282 | struct list_head head; | |
283 | unsigned int length; | |
d63f5e6b | 284 | unsigned char data[]; |
f453ba04 DA |
285 | }; |
286 | ||
287 | struct drm_property_enum { | |
288 | uint64_t value; | |
289 | struct list_head head; | |
290 | char name[DRM_PROP_NAME_LEN]; | |
291 | }; | |
292 | ||
293 | struct drm_property { | |
294 | struct list_head head; | |
295 | struct drm_mode_object base; | |
296 | uint32_t flags; | |
297 | char name[DRM_PROP_NAME_LEN]; | |
298 | uint32_t num_values; | |
299 | uint64_t *values; | |
300 | ||
301 | struct list_head enum_blob_list; | |
302 | }; | |
303 | ||
304 | struct drm_crtc; | |
305 | struct drm_connector; | |
306 | struct drm_encoder; | |
d91d8a3f | 307 | struct drm_pending_vblank_event; |
8cf5c917 | 308 | struct drm_plane; |
3b336ec4 | 309 | struct drm_bridge; |
f453ba04 DA |
310 | |
311 | /** | |
312 | * drm_crtc_funcs - control CRTCs for a given device | |
f453ba04 | 313 | * @save: save CRTC state |
3b02ab88 | 314 | * @restore: restore CRTC state |
715f59cc | 315 | * @reset: reset CRTC after state has been invalidated (e.g. resume) |
3b02ab88 LP |
316 | * @cursor_set: setup the cursor |
317 | * @cursor_move: move the cursor | |
f453ba04 | 318 | * @gamma_set: specify color ramp for CRTC |
bffd9de0 PZ |
319 | * @destroy: deinit and free object |
320 | * @set_property: called when a property is changed | |
3b02ab88 LP |
321 | * @set_config: apply a new CRTC configuration |
322 | * @page_flip: initiate a page flip | |
f453ba04 DA |
323 | * |
324 | * The drm_crtc_funcs structure is the central CRTC management structure | |
325 | * in the DRM. Each CRTC controls one or more connectors (note that the name | |
326 | * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. | |
327 | * connectors, not just CRTs). | |
328 | * | |
329 | * Each driver is responsible for filling out this structure at startup time, | |
330 | * in addition to providing other modesetting features, like i2c and DDC | |
331 | * bus accessors. | |
332 | */ | |
333 | struct drm_crtc_funcs { | |
334 | /* Save CRTC state */ | |
335 | void (*save)(struct drm_crtc *crtc); /* suspend? */ | |
336 | /* Restore CRTC state */ | |
337 | void (*restore)(struct drm_crtc *crtc); /* resume? */ | |
eb033556 CW |
338 | /* Reset CRTC state */ |
339 | void (*reset)(struct drm_crtc *crtc); | |
f453ba04 DA |
340 | |
341 | /* cursor controls */ | |
342 | int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, | |
343 | uint32_t handle, uint32_t width, uint32_t height); | |
4c813d4d DA |
344 | int (*cursor_set2)(struct drm_crtc *crtc, struct drm_file *file_priv, |
345 | uint32_t handle, uint32_t width, uint32_t height, | |
346 | int32_t hot_x, int32_t hot_y); | |
f453ba04 DA |
347 | int (*cursor_move)(struct drm_crtc *crtc, int x, int y); |
348 | ||
349 | /* Set gamma on the CRTC */ | |
350 | void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, | |
7203425a | 351 | uint32_t start, uint32_t size); |
f453ba04 DA |
352 | /* Object destroy routine */ |
353 | void (*destroy)(struct drm_crtc *crtc); | |
354 | ||
355 | int (*set_config)(struct drm_mode_set *set); | |
d91d8a3f KH |
356 | |
357 | /* | |
358 | * Flip to the given framebuffer. This implements the page | |
25985edc | 359 | * flip ioctl described in drm_mode.h, specifically, the |
d91d8a3f KH |
360 | * implementation must return immediately and block all |
361 | * rendering to the current fb until the flip has completed. | |
362 | * If userspace set the event flag in the ioctl, the event | |
363 | * argument will point to an event to send back when the flip | |
364 | * completes, otherwise it will be NULL. | |
365 | */ | |
366 | int (*page_flip)(struct drm_crtc *crtc, | |
367 | struct drm_framebuffer *fb, | |
ed8d1975 KP |
368 | struct drm_pending_vblank_event *event, |
369 | uint32_t flags); | |
bffd9de0 PZ |
370 | |
371 | int (*set_property)(struct drm_crtc *crtc, | |
372 | struct drm_property *property, uint64_t val); | |
f453ba04 DA |
373 | }; |
374 | ||
375 | /** | |
376 | * drm_crtc - central CRTC control structure | |
7749163e JB |
377 | * @dev: parent DRM device |
378 | * @head: list management | |
379 | * @base: base KMS object for ID tracking etc. | |
f453ba04 | 380 | * @enabled: is this CRTC enabled? |
7749163e JB |
381 | * @mode: current mode timings |
382 | * @hwmode: mode timings as programmed to hw regs | |
7c80e128 RC |
383 | * @invert_dimensions: for purposes of error checking crtc vs fb sizes, |
384 | * invert the width/height of the crtc. This is used if the driver | |
385 | * is performing 90 or 270 degree rotated scanout | |
f453ba04 DA |
386 | * @x: x position on screen |
387 | * @y: y position on screen | |
f453ba04 | 388 | * @funcs: CRTC control functions |
7749163e JB |
389 | * @gamma_size: size of gamma ramp |
390 | * @gamma_store: gamma ramp values | |
391 | * @framedur_ns: precise frame timing | |
392 | * @framedur_ns: precise line timing | |
393 | * @pixeldur_ns: precise pixel timing | |
394 | * @helper_private: mid-layer private data | |
bffd9de0 | 395 | * @properties: property tracking for this CRTC |
f453ba04 DA |
396 | * |
397 | * Each CRTC may have one or more connectors associated with it. This structure | |
398 | * allows the CRTC to be controlled. | |
399 | */ | |
400 | struct drm_crtc { | |
401 | struct drm_device *dev; | |
402 | struct list_head head; | |
403 | ||
29494c17 DV |
404 | /** |
405 | * crtc mutex | |
406 | * | |
407 | * This provides a read lock for the overall crtc state (mode, dpms | |
408 | * state, ...) and a write lock for everything which can be update | |
409 | * without a full modeset (fb, cursor data, ...) | |
410 | */ | |
411 | struct mutex mutex; | |
412 | ||
f453ba04 DA |
413 | struct drm_mode_object base; |
414 | ||
415 | /* framebuffer the connector is currently bound to */ | |
416 | struct drm_framebuffer *fb; | |
417 | ||
5cef29aa DV |
418 | /* Temporary tracking of the old fb while a modeset is ongoing. Used |
419 | * by drm_mode_set_config_internal to implement correct refcounting. */ | |
420 | struct drm_framebuffer *old_fb; | |
421 | ||
f453ba04 DA |
422 | bool enabled; |
423 | ||
27641c3f | 424 | /* Requested mode from modesetting. */ |
f453ba04 DA |
425 | struct drm_display_mode mode; |
426 | ||
27641c3f MK |
427 | /* Programmed mode in hw, after adjustments for encoders, |
428 | * crtc, panel scaling etc. Needed for timestamping etc. | |
429 | */ | |
430 | struct drm_display_mode hwmode; | |
431 | ||
7c80e128 RC |
432 | bool invert_dimensions; |
433 | ||
f453ba04 | 434 | int x, y; |
f453ba04 DA |
435 | const struct drm_crtc_funcs *funcs; |
436 | ||
437 | /* CRTC gamma size for reporting to userspace */ | |
438 | uint32_t gamma_size; | |
439 | uint16_t *gamma_store; | |
440 | ||
27641c3f MK |
441 | /* Constants needed for precise vblank and swap timestamping. */ |
442 | s64 framedur_ns, linedur_ns, pixeldur_ns; | |
443 | ||
f453ba04 DA |
444 | /* if you are using the helper */ |
445 | void *helper_private; | |
bffd9de0 PZ |
446 | |
447 | struct drm_object_properties properties; | |
f453ba04 DA |
448 | }; |
449 | ||
450 | ||
451 | /** | |
452 | * drm_connector_funcs - control connectors on a given device | |
453 | * @dpms: set power state (see drm_crtc_funcs above) | |
454 | * @save: save connector state | |
455 | * @restore: restore connector state | |
13bcf01b | 456 | * @reset: reset connector after state has been invalidated (e.g. resume) |
f453ba04 | 457 | * @detect: is this connector active? |
3b02ab88 | 458 | * @fill_modes: fill mode list for this connector |
13bcf01b | 459 | * @set_property: property for this connector may need an update |
f453ba04 | 460 | * @destroy: make object go away |
13bcf01b | 461 | * @force: notify the driver that the connector is forced on |
f453ba04 DA |
462 | * |
463 | * Each CRTC may have one or more connectors attached to it. The functions | |
464 | * below allow the core DRM code to control connectors, enumerate available modes, | |
465 | * etc. | |
466 | */ | |
467 | struct drm_connector_funcs { | |
468 | void (*dpms)(struct drm_connector *connector, int mode); | |
469 | void (*save)(struct drm_connector *connector); | |
470 | void (*restore)(struct drm_connector *connector); | |
eb033556 | 471 | void (*reset)(struct drm_connector *connector); |
930a9e28 CW |
472 | |
473 | /* Check to see if anything is attached to the connector. | |
474 | * @force is set to false whilst polling, true when checking the | |
475 | * connector due to user request. @force can be used by the driver | |
476 | * to avoid expensive, destructive operations during automated | |
477 | * probing. | |
478 | */ | |
7b334fcb | 479 | enum drm_connector_status (*detect)(struct drm_connector *connector, |
930a9e28 | 480 | bool force); |
40a518d9 | 481 | int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); |
f453ba04 DA |
482 | int (*set_property)(struct drm_connector *connector, struct drm_property *property, |
483 | uint64_t val); | |
484 | void (*destroy)(struct drm_connector *connector); | |
d50ba256 | 485 | void (*force)(struct drm_connector *connector); |
f453ba04 DA |
486 | }; |
487 | ||
6c3db920 JB |
488 | /** |
489 | * drm_encoder_funcs - encoder controls | |
490 | * @reset: reset state (e.g. at init or resume time) | |
491 | * @destroy: cleanup and free associated data | |
492 | * | |
493 | * Encoders sit between CRTCs and connectors. | |
494 | */ | |
f453ba04 | 495 | struct drm_encoder_funcs { |
eb033556 | 496 | void (*reset)(struct drm_encoder *encoder); |
f453ba04 DA |
497 | void (*destroy)(struct drm_encoder *encoder); |
498 | }; | |
499 | ||
afe887df | 500 | #define DRM_CONNECTOR_MAX_ENCODER 3 |
f453ba04 DA |
501 | |
502 | /** | |
503 | * drm_encoder - central DRM encoder structure | |
db3e4499 JB |
504 | * @dev: parent DRM device |
505 | * @head: list management | |
506 | * @base: base KMS object | |
507 | * @encoder_type: one of the %DRM_MODE_ENCODER_<foo> types in drm_mode.h | |
508 | * @possible_crtcs: bitmask of potential CRTC bindings | |
509 | * @possible_clones: bitmask of potential sibling encoders for cloning | |
510 | * @crtc: currently bound CRTC | |
3b336ec4 | 511 | * @bridge: bridge associated to the encoder |
db3e4499 JB |
512 | * @funcs: control functions |
513 | * @helper_private: mid-layer private data | |
514 | * | |
515 | * CRTCs drive pixels to encoders, which convert them into signals | |
516 | * appropriate for a given connector or set of connectors. | |
f453ba04 DA |
517 | */ |
518 | struct drm_encoder { | |
519 | struct drm_device *dev; | |
520 | struct list_head head; | |
521 | ||
522 | struct drm_mode_object base; | |
523 | int encoder_type; | |
524 | uint32_t possible_crtcs; | |
525 | uint32_t possible_clones; | |
526 | ||
527 | struct drm_crtc *crtc; | |
3b336ec4 | 528 | struct drm_bridge *bridge; |
f453ba04 DA |
529 | const struct drm_encoder_funcs *funcs; |
530 | void *helper_private; | |
531 | }; | |
532 | ||
d50ba256 DA |
533 | enum drm_connector_force { |
534 | DRM_FORCE_UNSPECIFIED, | |
535 | DRM_FORCE_OFF, | |
536 | DRM_FORCE_ON, /* force on analog part normally */ | |
537 | DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ | |
538 | }; | |
539 | ||
eb1f8e4f DA |
540 | /* should we poll this connector for connects and disconnects */ |
541 | /* hot plug detectable */ | |
542 | #define DRM_CONNECTOR_POLL_HPD (1 << 0) | |
543 | /* poll for connections */ | |
544 | #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) | |
545 | /* can cleanly poll for disconnections without flickering the screen */ | |
546 | /* DACs should rarely do this without a lot of testing */ | |
547 | #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) | |
548 | ||
76adaa34 WF |
549 | #define MAX_ELD_BYTES 128 |
550 | ||
f453ba04 DA |
551 | /** |
552 | * drm_connector - central DRM connector control structure | |
72252548 JB |
553 | * @dev: parent DRM device |
554 | * @kdev: kernel device for sysfs attributes | |
555 | * @attr: sysfs attributes | |
556 | * @head: list management | |
557 | * @base: base KMS object | |
558 | * @connector_type: one of the %DRM_MODE_CONNECTOR_<foo> types from drm_mode.h | |
559 | * @connector_type_id: index into connector type enum | |
f453ba04 DA |
560 | * @interlace_allowed: can this connector handle interlaced modes? |
561 | * @doublescan_allowed: can this connector handle doublescan? | |
72252548 JB |
562 | * @modes: modes available on this connector (from fill_modes() + user) |
563 | * @status: one of the drm_connector_status enums (connected, not, or unknown) | |
564 | * @probed_modes: list of modes derived directly from the display | |
565 | * @display_info: information about attached display (e.g. from EDID) | |
f453ba04 | 566 | * @funcs: connector control functions |
72252548 | 567 | * @edid_blob_ptr: DRM property containing EDID if present |
7e3bdf4a | 568 | * @properties: property tracking for this connector |
72252548 JB |
569 | * @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling |
570 | * @dpms: current dpms state | |
571 | * @helper_private: mid-layer private data | |
572 | * @force: a %DRM_FORCE_<foo> state for forced mode sets | |
573 | * @encoder_ids: valid encoders for this connector | |
574 | * @encoder: encoder driving this connector, if any | |
575 | * @eld: EDID-like data, if present | |
576 | * @dvi_dual: dual link DVI, if found | |
577 | * @max_tmds_clock: max clock rate, if found | |
578 | * @latency_present: AV delay info from ELD, if found | |
579 | * @video_latency: video latency info from ELD, if found | |
580 | * @audio_latency: audio latency info from ELD, if found | |
581 | * @null_edid_counter: track sinks that give us all zeros for the EDID | |
f453ba04 DA |
582 | * |
583 | * Each connector may be connected to one or more CRTCs, or may be clonable by | |
584 | * another connector if they can share a CRTC. Each connector also has a specific | |
585 | * position in the broader display (referred to as a 'screen' though it could | |
586 | * span multiple monitors). | |
587 | */ | |
588 | struct drm_connector { | |
589 | struct drm_device *dev; | |
590 | struct device kdev; | |
591 | struct device_attribute *attr; | |
592 | struct list_head head; | |
593 | ||
594 | struct drm_mode_object base; | |
595 | ||
596 | int connector_type; | |
597 | int connector_type_id; | |
598 | bool interlace_allowed; | |
599 | bool doublescan_allowed; | |
600 | struct list_head modes; /* list of modes on this connector */ | |
601 | ||
f453ba04 DA |
602 | enum drm_connector_status status; |
603 | ||
604 | /* these are modes added by probing with DDC or the BIOS */ | |
605 | struct list_head probed_modes; | |
606 | ||
607 | struct drm_display_info display_info; | |
608 | const struct drm_connector_funcs *funcs; | |
609 | ||
f453ba04 | 610 | struct drm_property_blob *edid_blob_ptr; |
7e3bdf4a | 611 | struct drm_object_properties properties; |
f453ba04 | 612 | |
eb1f8e4f DA |
613 | uint8_t polled; /* DRM_CONNECTOR_POLL_* */ |
614 | ||
c9fb15f6 KP |
615 | /* requested DPMS state */ |
616 | int dpms; | |
617 | ||
f453ba04 DA |
618 | void *helper_private; |
619 | ||
d50ba256 DA |
620 | /* forced on connector */ |
621 | enum drm_connector_force force; | |
f453ba04 | 622 | uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; |
f453ba04 | 623 | struct drm_encoder *encoder; /* currently active encoder */ |
4a9a8b71 | 624 | |
76adaa34 WF |
625 | /* EDID bits */ |
626 | uint8_t eld[MAX_ELD_BYTES]; | |
627 | bool dvi_dual; | |
628 | int max_tmds_clock; /* in MHz */ | |
629 | bool latency_present[2]; | |
630 | int video_latency[2]; /* [0]: progressive, [1]: interlaced */ | |
631 | int audio_latency[2]; | |
4a9a8b71 | 632 | int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ |
0b2443ed | 633 | unsigned bad_edid_counter; |
f453ba04 DA |
634 | }; |
635 | ||
8cf5c917 JB |
636 | /** |
637 | * drm_plane_funcs - driver plane control functions | |
638 | * @update_plane: update the plane configuration | |
639 | * @disable_plane: shut down the plane | |
640 | * @destroy: clean up plane resources | |
4d93914a | 641 | * @set_property: called when a property is changed |
8cf5c917 JB |
642 | */ |
643 | struct drm_plane_funcs { | |
644 | int (*update_plane)(struct drm_plane *plane, | |
645 | struct drm_crtc *crtc, struct drm_framebuffer *fb, | |
646 | int crtc_x, int crtc_y, | |
647 | unsigned int crtc_w, unsigned int crtc_h, | |
648 | uint32_t src_x, uint32_t src_y, | |
649 | uint32_t src_w, uint32_t src_h); | |
650 | int (*disable_plane)(struct drm_plane *plane); | |
651 | void (*destroy)(struct drm_plane *plane); | |
4d93914a RC |
652 | |
653 | int (*set_property)(struct drm_plane *plane, | |
654 | struct drm_property *property, uint64_t val); | |
8cf5c917 JB |
655 | }; |
656 | ||
657 | /** | |
658 | * drm_plane - central DRM plane control structure | |
659 | * @dev: DRM device this plane belongs to | |
660 | * @head: for list management | |
661 | * @base: base mode object | |
662 | * @possible_crtcs: pipes this plane can be bound to | |
663 | * @format_types: array of formats supported by this plane | |
664 | * @format_count: number of formats supported | |
665 | * @crtc: currently bound CRTC | |
666 | * @fb: currently bound fb | |
8cf5c917 | 667 | * @funcs: helper functions |
4d93914a | 668 | * @properties: property tracking for this plane |
8cf5c917 JB |
669 | */ |
670 | struct drm_plane { | |
671 | struct drm_device *dev; | |
672 | struct list_head head; | |
673 | ||
674 | struct drm_mode_object base; | |
675 | ||
676 | uint32_t possible_crtcs; | |
677 | uint32_t *format_types; | |
678 | uint32_t format_count; | |
679 | ||
680 | struct drm_crtc *crtc; | |
681 | struct drm_framebuffer *fb; | |
682 | ||
8cf5c917 | 683 | const struct drm_plane_funcs *funcs; |
4d93914a RC |
684 | |
685 | struct drm_object_properties properties; | |
8cf5c917 JB |
686 | }; |
687 | ||
3b336ec4 SP |
688 | /** |
689 | * drm_bridge_funcs - drm_bridge control functions | |
690 | * @mode_fixup: Try to fixup (or reject entirely) proposed mode for this bridge | |
691 | * @disable: Called right before encoder prepare, disables the bridge | |
692 | * @post_disable: Called right after encoder prepare, for lockstepped disable | |
693 | * @mode_set: Set this mode to the bridge | |
694 | * @pre_enable: Called right before encoder commit, for lockstepped commit | |
695 | * @enable: Called right after encoder commit, enables the bridge | |
696 | * @destroy: make object go away | |
697 | */ | |
698 | struct drm_bridge_funcs { | |
699 | bool (*mode_fixup)(struct drm_bridge *bridge, | |
700 | const struct drm_display_mode *mode, | |
701 | struct drm_display_mode *adjusted_mode); | |
702 | void (*disable)(struct drm_bridge *bridge); | |
703 | void (*post_disable)(struct drm_bridge *bridge); | |
704 | void (*mode_set)(struct drm_bridge *bridge, | |
705 | struct drm_display_mode *mode, | |
706 | struct drm_display_mode *adjusted_mode); | |
707 | void (*pre_enable)(struct drm_bridge *bridge); | |
708 | void (*enable)(struct drm_bridge *bridge); | |
709 | void (*destroy)(struct drm_bridge *bridge); | |
710 | }; | |
711 | ||
712 | /** | |
713 | * drm_bridge - central DRM bridge control structure | |
714 | * @dev: DRM device this bridge belongs to | |
715 | * @head: list management | |
716 | * @base: base mode object | |
717 | * @funcs: control functions | |
718 | * @driver_private: pointer to the bridge driver's internal context | |
719 | */ | |
720 | struct drm_bridge { | |
721 | struct drm_device *dev; | |
722 | struct list_head head; | |
723 | ||
724 | struct drm_mode_object base; | |
725 | ||
726 | const struct drm_bridge_funcs *funcs; | |
727 | void *driver_private; | |
728 | }; | |
729 | ||
f453ba04 | 730 | /** |
ef27351a JB |
731 | * drm_mode_set - new values for a CRTC config change |
732 | * @head: list management | |
733 | * @fb: framebuffer to use for new config | |
734 | * @crtc: CRTC whose configuration we're about to change | |
735 | * @mode: mode timings to use | |
736 | * @x: position of this CRTC relative to @fb | |
737 | * @y: position of this CRTC relative to @fb | |
738 | * @connectors: array of connectors to drive with this CRTC if possible | |
739 | * @num_connectors: size of @connectors array | |
f453ba04 DA |
740 | * |
741 | * Represents a single crtc the connectors that it drives with what mode | |
742 | * and from which framebuffer it scans out from. | |
743 | * | |
744 | * This is used to set modes. | |
745 | */ | |
746 | struct drm_mode_set { | |
f453ba04 DA |
747 | struct drm_framebuffer *fb; |
748 | struct drm_crtc *crtc; | |
749 | struct drm_display_mode *mode; | |
750 | ||
751 | uint32_t x; | |
752 | uint32_t y; | |
753 | ||
754 | struct drm_connector **connectors; | |
755 | size_t num_connectors; | |
756 | }; | |
757 | ||
758 | /** | |
550cebcd JB |
759 | * struct drm_mode_config_funcs - basic driver provided mode setting functions |
760 | * @fb_create: create a new framebuffer object | |
761 | * @output_poll_changed: function to handle output configuration changes | |
762 | * | |
763 | * Some global (i.e. not per-CRTC, connector, etc) mode setting functions that | |
764 | * involve drivers. | |
f453ba04 DA |
765 | */ |
766 | struct drm_mode_config_funcs { | |
550cebcd JB |
767 | struct drm_framebuffer *(*fb_create)(struct drm_device *dev, |
768 | struct drm_file *file_priv, | |
769 | struct drm_mode_fb_cmd2 *mode_cmd); | |
eb1f8e4f | 770 | void (*output_poll_changed)(struct drm_device *dev); |
f453ba04 DA |
771 | }; |
772 | ||
c1aaca23 JB |
773 | /** |
774 | * drm_mode_group - group of mode setting resources for potential sub-grouping | |
775 | * @num_crtcs: CRTC count | |
776 | * @num_encoders: encoder count | |
777 | * @num_connectors: connector count | |
778 | * @id_list: list of KMS object IDs in this group | |
779 | * | |
780 | * Currently this simply tracks the global mode setting state. But in the | |
781 | * future it could allow groups of objects to be set aside into independent | |
782 | * control groups for use by different user level processes (e.g. two X servers | |
783 | * running simultaneously on different heads, each with their own mode | |
784 | * configuration and freedom of mode setting). | |
785 | */ | |
f453ba04 DA |
786 | struct drm_mode_group { |
787 | uint32_t num_crtcs; | |
788 | uint32_t num_encoders; | |
789 | uint32_t num_connectors; | |
3b336ec4 | 790 | uint32_t num_bridges; |
f453ba04 DA |
791 | |
792 | /* list of object IDs for this group */ | |
793 | uint32_t *id_list; | |
794 | }; | |
795 | ||
796 | /** | |
797 | * drm_mode_config - Mode configuration control structure | |
a62c93d5 JB |
798 | * @mutex: mutex protecting KMS related lists and structures |
799 | * @idr_mutex: mutex for KMS ID allocation and management | |
800 | * @crtc_idr: main KMS ID tracking object | |
801 | * @num_fb: number of fbs available | |
802 | * @fb_list: list of framebuffers available | |
803 | * @num_connector: number of connectors on this device | |
804 | * @connector_list: list of connector objects | |
3b336ec4 SP |
805 | * @num_bridge: number of bridges on this device |
806 | * @bridge_list: list of bridge objects | |
a62c93d5 JB |
807 | * @num_encoder: number of encoders on this device |
808 | * @encoder_list: list of encoder objects | |
809 | * @num_crtc: number of CRTCs on this device | |
810 | * @crtc_list: list of CRTC objects | |
811 | * @min_width: minimum pixel width on this device | |
812 | * @min_height: minimum pixel height on this device | |
813 | * @max_width: maximum pixel width on this device | |
814 | * @max_height: maximum pixel height on this device | |
815 | * @funcs: core driver provided mode setting functions | |
816 | * @fb_base: base address of the framebuffer | |
817 | * @poll_enabled: track polling status for this device | |
818 | * @output_poll_work: delayed work for polling in process context | |
819 | * @*_property: core property tracking | |
f453ba04 | 820 | * |
a62c93d5 JB |
821 | * Core mode resource tracking structure. All CRTC, encoders, and connectors |
822 | * enumerated by the driver are added here, as are global properties. Some | |
823 | * global restrictions are also here, e.g. dimension restrictions. | |
f453ba04 DA |
824 | */ |
825 | struct drm_mode_config { | |
ad2563c2 JB |
826 | struct mutex mutex; /* protects configuration (mode lists etc.) */ |
827 | struct mutex idr_mutex; /* for IDR management */ | |
f453ba04 DA |
828 | struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ |
829 | /* this is limited to one for now */ | |
4b096ac1 DV |
830 | |
831 | ||
832 | /** | |
833 | * fb_lock - mutex to protect fb state | |
834 | * | |
835 | * Besides the global fb list his also protects the fbs list in the | |
836 | * file_priv | |
837 | */ | |
838 | struct mutex fb_lock; | |
f453ba04 DA |
839 | int num_fb; |
840 | struct list_head fb_list; | |
4b096ac1 | 841 | |
f453ba04 DA |
842 | int num_connector; |
843 | struct list_head connector_list; | |
3b336ec4 SP |
844 | int num_bridge; |
845 | struct list_head bridge_list; | |
f453ba04 DA |
846 | int num_encoder; |
847 | struct list_head encoder_list; | |
8cf5c917 JB |
848 | int num_plane; |
849 | struct list_head plane_list; | |
f453ba04 DA |
850 | |
851 | int num_crtc; | |
852 | struct list_head crtc_list; | |
853 | ||
854 | struct list_head property_list; | |
855 | ||
f453ba04 DA |
856 | int min_width, min_height; |
857 | int max_width, max_height; | |
e6ecefaa | 858 | const struct drm_mode_config_funcs *funcs; |
d883f7f1 | 859 | resource_size_t fb_base; |
f453ba04 | 860 | |
eb1f8e4f DA |
861 | /* output poll support */ |
862 | bool poll_enabled; | |
905bc9ff | 863 | bool poll_running; |
991ea75c | 864 | struct delayed_work output_poll_work; |
eb1f8e4f | 865 | |
f453ba04 DA |
866 | /* pointers to standard properties */ |
867 | struct list_head property_blob_list; | |
868 | struct drm_property *edid_property; | |
869 | struct drm_property *dpms_property; | |
870 | ||
871 | /* DVI-I properties */ | |
872 | struct drm_property *dvi_i_subconnector_property; | |
873 | struct drm_property *dvi_i_select_subconnector_property; | |
874 | ||
875 | /* TV properties */ | |
876 | struct drm_property *tv_subconnector_property; | |
877 | struct drm_property *tv_select_subconnector_property; | |
878 | struct drm_property *tv_mode_property; | |
879 | struct drm_property *tv_left_margin_property; | |
880 | struct drm_property *tv_right_margin_property; | |
881 | struct drm_property *tv_top_margin_property; | |
882 | struct drm_property *tv_bottom_margin_property; | |
b6b7902e FJ |
883 | struct drm_property *tv_brightness_property; |
884 | struct drm_property *tv_contrast_property; | |
885 | struct drm_property *tv_flicker_reduction_property; | |
a75f0236 FJ |
886 | struct drm_property *tv_overscan_property; |
887 | struct drm_property *tv_saturation_property; | |
888 | struct drm_property *tv_hue_property; | |
f453ba04 DA |
889 | |
890 | /* Optional properties */ | |
891 | struct drm_property *scaling_mode_property; | |
884840aa | 892 | struct drm_property *dirty_info_property; |
019d96cb DA |
893 | |
894 | /* dumb ioctl parameters */ | |
895 | uint32_t preferred_depth, prefer_shadow; | |
62f2104f KP |
896 | |
897 | /* whether async page flip is supported or not */ | |
898 | bool async_page_flip; | |
f453ba04 DA |
899 | }; |
900 | ||
901 | #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) | |
902 | #define obj_to_connector(x) container_of(x, struct drm_connector, base) | |
903 | #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) | |
904 | #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) | |
905 | #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) | |
906 | #define obj_to_property(x) container_of(x, struct drm_property, base) | |
907 | #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) | |
8cf5c917 | 908 | #define obj_to_plane(x) container_of(x, struct drm_plane, base) |
f453ba04 | 909 | |
4a67d391 SH |
910 | struct drm_prop_enum_list { |
911 | int type; | |
912 | char *name; | |
913 | }; | |
f453ba04 | 914 | |
84849903 DV |
915 | extern void drm_modeset_lock_all(struct drm_device *dev); |
916 | extern void drm_modeset_unlock_all(struct drm_device *dev); | |
6aed8ec3 | 917 | extern void drm_warn_on_modeset_not_all_locked(struct drm_device *dev); |
84849903 | 918 | |
6bfc56aa VS |
919 | extern int drm_crtc_init(struct drm_device *dev, |
920 | struct drm_crtc *crtc, | |
921 | const struct drm_crtc_funcs *funcs); | |
f453ba04 DA |
922 | extern void drm_crtc_cleanup(struct drm_crtc *crtc); |
923 | ||
b21e3afe IM |
924 | extern void drm_connector_ida_init(void); |
925 | extern void drm_connector_ida_destroy(void); | |
6bfc56aa VS |
926 | extern int drm_connector_init(struct drm_device *dev, |
927 | struct drm_connector *connector, | |
928 | const struct drm_connector_funcs *funcs, | |
929 | int connector_type); | |
f453ba04 DA |
930 | |
931 | extern void drm_connector_cleanup(struct drm_connector *connector); | |
cbc7e221 DA |
932 | /* helper to unplug all connectors from sysfs for device */ |
933 | extern void drm_connector_unplug_all(struct drm_device *dev); | |
f453ba04 | 934 | |
3b336ec4 SP |
935 | extern int drm_bridge_init(struct drm_device *dev, struct drm_bridge *bridge, |
936 | const struct drm_bridge_funcs *funcs); | |
937 | extern void drm_bridge_cleanup(struct drm_bridge *bridge); | |
938 | ||
6bfc56aa VS |
939 | extern int drm_encoder_init(struct drm_device *dev, |
940 | struct drm_encoder *encoder, | |
941 | const struct drm_encoder_funcs *funcs, | |
942 | int encoder_type); | |
f453ba04 | 943 | |
8cf5c917 JB |
944 | extern int drm_plane_init(struct drm_device *dev, |
945 | struct drm_plane *plane, | |
946 | unsigned long possible_crtcs, | |
947 | const struct drm_plane_funcs *funcs, | |
0a7eb243 RC |
948 | const uint32_t *formats, uint32_t format_count, |
949 | bool priv); | |
8cf5c917 | 950 | extern void drm_plane_cleanup(struct drm_plane *plane); |
9125e618 | 951 | extern void drm_plane_force_disable(struct drm_plane *plane); |
8cf5c917 | 952 | |
f453ba04 DA |
953 | extern void drm_encoder_cleanup(struct drm_encoder *encoder); |
954 | ||
d20d3174 VS |
955 | extern const char *drm_get_connector_name(const struct drm_connector *connector); |
956 | extern const char *drm_get_connector_status_name(enum drm_connector_status status); | |
957 | extern const char *drm_get_dpms_name(int val); | |
958 | extern const char *drm_get_dvi_i_subconnector_name(int val); | |
959 | extern const char *drm_get_dvi_i_select_name(int val); | |
960 | extern const char *drm_get_tv_subconnector_name(int val); | |
961 | extern const char *drm_get_tv_select_name(int val); | |
ea39f835 | 962 | extern void drm_fb_release(struct drm_file *file_priv); |
f453ba04 | 963 | extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); |
fbff4690 | 964 | extern bool drm_probe_ddc(struct i2c_adapter *adapter); |
f453ba04 DA |
965 | extern struct edid *drm_get_edid(struct drm_connector *connector, |
966 | struct i2c_adapter *adapter); | |
f453ba04 DA |
967 | extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); |
968 | extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); | |
c3c50e8b | 969 | extern void drm_mode_copy(struct drm_display_mode *dst, const struct drm_display_mode *src); |
f453ba04 | 970 | extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, |
b1f559ec | 971 | const struct drm_display_mode *mode); |
0b3904ab | 972 | extern void drm_mode_debug_printmodeline(const struct drm_display_mode *mode); |
f453ba04 | 973 | extern void drm_mode_config_init(struct drm_device *dev); |
eb033556 | 974 | extern void drm_mode_config_reset(struct drm_device *dev); |
f453ba04 DA |
975 | extern void drm_mode_config_cleanup(struct drm_device *dev); |
976 | extern void drm_mode_set_name(struct drm_display_mode *mode); | |
0b3904ab | 977 | extern bool drm_mode_equal(const struct drm_display_mode *mode1, const struct drm_display_mode *mode2); |
8cc3f23c | 978 | extern bool drm_mode_equal_no_clocks(const struct drm_display_mode *mode1, const struct drm_display_mode *mode2); |
0b3904ab VS |
979 | extern int drm_mode_width(const struct drm_display_mode *mode); |
980 | extern int drm_mode_height(const struct drm_display_mode *mode); | |
f453ba04 DA |
981 | |
982 | /* for us by fb module */ | |
f453ba04 DA |
983 | extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); |
984 | extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); | |
f453ba04 DA |
985 | extern void drm_mode_validate_size(struct drm_device *dev, |
986 | struct list_head *mode_list, | |
987 | int maxX, int maxY, int maxPitch); | |
988 | extern void drm_mode_prune_invalid(struct drm_device *dev, | |
989 | struct list_head *mode_list, bool verbose); | |
990 | extern void drm_mode_sort(struct list_head *mode_list); | |
b1f559ec CW |
991 | extern int drm_mode_hsync(const struct drm_display_mode *mode); |
992 | extern int drm_mode_vrefresh(const struct drm_display_mode *mode); | |
f453ba04 DA |
993 | extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, |
994 | int adjust_flags); | |
995 | extern void drm_mode_connector_list_update(struct drm_connector *connector); | |
996 | extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, | |
997 | struct edid *edid); | |
c543188a PZ |
998 | extern int drm_object_property_set_value(struct drm_mode_object *obj, |
999 | struct drm_property *property, | |
1000 | uint64_t val); | |
1001 | extern int drm_object_property_get_value(struct drm_mode_object *obj, | |
1002 | struct drm_property *property, | |
1003 | uint64_t *value); | |
f453ba04 DA |
1004 | extern int drm_framebuffer_init(struct drm_device *dev, |
1005 | struct drm_framebuffer *fb, | |
1006 | const struct drm_framebuffer_funcs *funcs); | |
786b99ed DV |
1007 | extern struct drm_framebuffer *drm_framebuffer_lookup(struct drm_device *dev, |
1008 | uint32_t id); | |
f7eff60e RC |
1009 | extern void drm_framebuffer_unreference(struct drm_framebuffer *fb); |
1010 | extern void drm_framebuffer_reference(struct drm_framebuffer *fb); | |
1011 | extern void drm_framebuffer_remove(struct drm_framebuffer *fb); | |
f453ba04 | 1012 | extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); |
36206361 | 1013 | extern void drm_framebuffer_unregister_private(struct drm_framebuffer *fb); |
f453ba04 | 1014 | |
c543188a PZ |
1015 | extern void drm_object_attach_property(struct drm_mode_object *obj, |
1016 | struct drm_property *property, | |
1017 | uint64_t init_val); | |
f453ba04 DA |
1018 | extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, |
1019 | const char *name, int num_values); | |
4a67d391 SH |
1020 | extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, |
1021 | const char *name, | |
49e27545 RC |
1022 | const struct drm_prop_enum_list *props, |
1023 | int num_values); | |
1024 | struct drm_property *drm_property_create_bitmask(struct drm_device *dev, | |
1025 | int flags, const char *name, | |
4a67d391 SH |
1026 | const struct drm_prop_enum_list *props, |
1027 | int num_values); | |
d9bc3c02 SH |
1028 | struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, |
1029 | const char *name, | |
1030 | uint64_t min, uint64_t max); | |
f453ba04 DA |
1031 | extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); |
1032 | extern int drm_property_add_enum(struct drm_property *property, int index, | |
1033 | uint64_t value, const char *name); | |
1034 | extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); | |
1035 | extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, | |
1036 | char *formats[]); | |
1037 | extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); | |
884840aa | 1038 | extern int drm_mode_create_dirty_info_property(struct drm_device *dev); |
d20d3174 | 1039 | extern const char *drm_get_encoder_name(const struct drm_encoder *encoder); |
f453ba04 DA |
1040 | |
1041 | extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, | |
1042 | struct drm_encoder *encoder); | |
1043 | extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, | |
1044 | struct drm_encoder *encoder); | |
4cae5b84 | 1045 | extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, |
f453ba04 | 1046 | int gamma_size); |
7a9c9060 DV |
1047 | extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, |
1048 | uint32_t id, uint32_t type); | |
f453ba04 DA |
1049 | /* IOCTLs */ |
1050 | extern int drm_mode_getresources(struct drm_device *dev, | |
1051 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
1052 | extern int drm_mode_getplane_res(struct drm_device *dev, void *data, |
1053 | struct drm_file *file_priv); | |
f453ba04 DA |
1054 | extern int drm_mode_getcrtc(struct drm_device *dev, |
1055 | void *data, struct drm_file *file_priv); | |
1056 | extern int drm_mode_getconnector(struct drm_device *dev, | |
1057 | void *data, struct drm_file *file_priv); | |
2d13b679 | 1058 | extern int drm_mode_set_config_internal(struct drm_mode_set *set); |
f453ba04 DA |
1059 | extern int drm_mode_setcrtc(struct drm_device *dev, |
1060 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
1061 | extern int drm_mode_getplane(struct drm_device *dev, |
1062 | void *data, struct drm_file *file_priv); | |
1063 | extern int drm_mode_setplane(struct drm_device *dev, | |
1064 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1065 | extern int drm_mode_cursor_ioctl(struct drm_device *dev, |
1066 | void *data, struct drm_file *file_priv); | |
4c813d4d DA |
1067 | extern int drm_mode_cursor2_ioctl(struct drm_device *dev, |
1068 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1069 | extern int drm_mode_addfb(struct drm_device *dev, |
1070 | void *data, struct drm_file *file_priv); | |
308e5bcb JB |
1071 | extern int drm_mode_addfb2(struct drm_device *dev, |
1072 | void *data, struct drm_file *file_priv); | |
1073 | extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); | |
f453ba04 DA |
1074 | extern int drm_mode_rmfb(struct drm_device *dev, |
1075 | void *data, struct drm_file *file_priv); | |
1076 | extern int drm_mode_getfb(struct drm_device *dev, | |
1077 | void *data, struct drm_file *file_priv); | |
884840aa JB |
1078 | extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, |
1079 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1080 | |
1081 | extern int drm_mode_getproperty_ioctl(struct drm_device *dev, | |
1082 | void *data, struct drm_file *file_priv); | |
1083 | extern int drm_mode_getblob_ioctl(struct drm_device *dev, | |
1084 | void *data, struct drm_file *file_priv); | |
1085 | extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, | |
1086 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1087 | extern int drm_mode_getencoder(struct drm_device *dev, |
1088 | void *data, struct drm_file *file_priv); | |
1089 | extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, | |
1090 | void *data, struct drm_file *file_priv); | |
1091 | extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, | |
1092 | void *data, struct drm_file *file_priv); | |
18316c8c | 1093 | extern u8 drm_match_cea_mode(const struct drm_display_mode *to_match); |
f23c20c8 | 1094 | extern bool drm_detect_hdmi_monitor(struct edid *edid); |
8fe9790d | 1095 | extern bool drm_detect_monitor_audio(struct edid *edid); |
b1edd6a6 | 1096 | extern bool drm_rgb_quant_range_selectable(struct edid *edid); |
d91d8a3f KH |
1097 | extern int drm_mode_page_flip_ioctl(struct drm_device *dev, |
1098 | void *data, struct drm_file *file_priv); | |
d782c3f9 ZY |
1099 | extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, |
1100 | int hdisplay, int vdisplay, int vrefresh, | |
d50ba256 | 1101 | bool reduced, bool interlaced, bool margins); |
26bbdada ZY |
1102 | extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, |
1103 | int hdisplay, int vdisplay, int vrefresh, | |
1104 | bool interlaced, int margins); | |
7a374350 AJ |
1105 | extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, |
1106 | int hdisplay, int vdisplay, int vrefresh, | |
1107 | bool interlaced, int margins, int GTF_M, | |
1108 | int GTF_2C, int GTF_K, int GTF_2J); | |
f0fda0a4 ZY |
1109 | extern int drm_add_modes_noedid(struct drm_connector *connector, |
1110 | int hdisplay, int vdisplay); | |
3c537889 | 1111 | |
051963d4 | 1112 | extern int drm_edid_header_is_valid(const u8 *raw_edid); |
0b2443ed | 1113 | extern bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid); |
3c537889 | 1114 | extern bool drm_edid_is_valid(struct edid *edid); |
1d42bbc8 | 1115 | struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, |
f6e252ba AJ |
1116 | int hsize, int vsize, int fresh, |
1117 | bool rb); | |
ff72145b DA |
1118 | |
1119 | extern int drm_mode_create_dumb_ioctl(struct drm_device *dev, | |
1120 | void *data, struct drm_file *file_priv); | |
1121 | extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, | |
1122 | void *data, struct drm_file *file_priv); | |
1123 | extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, | |
1124 | void *data, struct drm_file *file_priv); | |
c543188a PZ |
1125 | extern int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, |
1126 | struct drm_file *file_priv); | |
1127 | extern int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, | |
1128 | struct drm_file *file_priv); | |
248dbc23 DA |
1129 | |
1130 | extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, | |
1131 | int *bpp); | |
141670e9 | 1132 | extern int drm_format_num_planes(uint32_t format); |
5a86bd55 | 1133 | extern int drm_format_plane_cpp(uint32_t format, int plane); |
01b68b04 VS |
1134 | extern int drm_format_horz_chroma_subsampling(uint32_t format); |
1135 | extern int drm_format_vert_chroma_subsampling(uint32_t format); | |
d20d3174 | 1136 | extern const char *drm_get_format_name(uint32_t format); |
141670e9 | 1137 | |
f453ba04 | 1138 | #endif /* __DRM_CRTC_H__ */ |