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55310008 DV |
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 | * Copyright © 2014 Intel Corporation | |
7 | * Daniel Vetter <daniel.vetter@ffwll.ch> | |
8 | * | |
9 | * Permission is hereby granted, free of charge, to any person obtaining a | |
10 | * copy of this software and associated documentation files (the "Software"), | |
11 | * to deal in the Software without restriction, including without limitation | |
12 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
13 | * and/or sell copies of the Software, and to permit persons to whom the | |
14 | * Software is furnished to do so, subject to the following conditions: | |
15 | * | |
16 | * The above copyright notice and this permission notice shall be included in | |
17 | * all copies or substantial portions of the Software. | |
18 | * | |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
20 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
22 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
23 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
24 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
25 | * OTHER DEALINGS IN THE SOFTWARE. | |
26 | */ | |
27 | #ifndef __DRM_MODES_H__ | |
28 | #define __DRM_MODES_H__ | |
29 | ||
199e4e96 DV |
30 | #include <linux/hdmi.h> |
31 | ||
949619f3 | 32 | #include <drm/drm_mode_object.h> |
52217195 | 33 | #include <drm/drm_connector.h> |
7520a277 | 34 | |
199e4e96 DV |
35 | struct videomode; |
36 | ||
55310008 DV |
37 | /* |
38 | * Note on terminology: here, for brevity and convenience, we refer to connector | |
39 | * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS, | |
40 | * DVI, etc. And 'screen' refers to the whole of the visible display, which | |
41 | * may span multiple monitors (and therefore multiple CRTC and connector | |
42 | * structures). | |
43 | */ | |
44 | ||
30ecad77 DV |
45 | /** |
46 | * enum drm_mode_status - hardware support status of a mode | |
47 | * @MODE_OK: Mode OK | |
48 | * @MODE_HSYNC: hsync out of range | |
49 | * @MODE_VSYNC: vsync out of range | |
50 | * @MODE_H_ILLEGAL: mode has illegal horizontal timings | |
51 | * @MODE_V_ILLEGAL: mode has illegal horizontal timings | |
52 | * @MODE_BAD_WIDTH: requires an unsupported linepitch | |
53 | * @MODE_NOMODE: no mode with a matching name | |
54 | * @MODE_NO_INTERLACE: interlaced mode not supported | |
55 | * @MODE_NO_DBLESCAN: doublescan mode not supported | |
56 | * @MODE_NO_VSCAN: multiscan mode not supported | |
57 | * @MODE_MEM: insufficient video memory | |
58 | * @MODE_VIRTUAL_X: mode width too large for specified virtual size | |
59 | * @MODE_VIRTUAL_Y: mode height too large for specified virtual size | |
60 | * @MODE_MEM_VIRT: insufficient video memory given virtual size | |
61 | * @MODE_NOCLOCK: no fixed clock available | |
62 | * @MODE_CLOCK_HIGH: clock required is too high | |
63 | * @MODE_CLOCK_LOW: clock required is too low | |
64 | * @MODE_CLOCK_RANGE: clock/mode isn't in a ClockRange | |
65 | * @MODE_BAD_HVALUE: horizontal timing was out of range | |
66 | * @MODE_BAD_VVALUE: vertical timing was out of range | |
67 | * @MODE_BAD_VSCAN: VScan value out of range | |
68 | * @MODE_HSYNC_NARROW: horizontal sync too narrow | |
69 | * @MODE_HSYNC_WIDE: horizontal sync too wide | |
70 | * @MODE_HBLANK_NARROW: horizontal blanking too narrow | |
71 | * @MODE_HBLANK_WIDE: horizontal blanking too wide | |
72 | * @MODE_VSYNC_NARROW: vertical sync too narrow | |
73 | * @MODE_VSYNC_WIDE: vertical sync too wide | |
74 | * @MODE_VBLANK_NARROW: vertical blanking too narrow | |
75 | * @MODE_VBLANK_WIDE: vertical blanking too wide | |
76 | * @MODE_PANEL: exceeds panel dimensions | |
77 | * @MODE_INTERLACE_WIDTH: width too large for interlaced mode | |
78 | * @MODE_ONE_WIDTH: only one width is supported | |
79 | * @MODE_ONE_HEIGHT: only one height is supported | |
80 | * @MODE_ONE_SIZE: only one resolution is supported | |
81 | * @MODE_NO_REDUCED: monitor doesn't accept reduced blanking | |
82 | * @MODE_NO_STEREO: stereo modes not supported | |
5ba89406 | 83 | * @MODE_STALE: mode has become stale |
30ecad77 DV |
84 | * @MODE_BAD: unspecified reason |
85 | * @MODE_ERROR: error condition | |
86 | * | |
87 | * This enum is used to filter out modes not supported by the driver/hardware | |
88 | * combination. | |
89 | */ | |
55310008 | 90 | enum drm_mode_status { |
30ecad77 DV |
91 | MODE_OK = 0, |
92 | MODE_HSYNC, | |
93 | MODE_VSYNC, | |
94 | MODE_H_ILLEGAL, | |
95 | MODE_V_ILLEGAL, | |
96 | MODE_BAD_WIDTH, | |
97 | MODE_NOMODE, | |
98 | MODE_NO_INTERLACE, | |
99 | MODE_NO_DBLESCAN, | |
100 | MODE_NO_VSCAN, | |
101 | MODE_MEM, | |
102 | MODE_VIRTUAL_X, | |
103 | MODE_VIRTUAL_Y, | |
104 | MODE_MEM_VIRT, | |
105 | MODE_NOCLOCK, | |
106 | MODE_CLOCK_HIGH, | |
107 | MODE_CLOCK_LOW, | |
108 | MODE_CLOCK_RANGE, | |
109 | MODE_BAD_HVALUE, | |
110 | MODE_BAD_VVALUE, | |
111 | MODE_BAD_VSCAN, | |
112 | MODE_HSYNC_NARROW, | |
113 | MODE_HSYNC_WIDE, | |
114 | MODE_HBLANK_NARROW, | |
115 | MODE_HBLANK_WIDE, | |
116 | MODE_VSYNC_NARROW, | |
117 | MODE_VSYNC_WIDE, | |
118 | MODE_VBLANK_NARROW, | |
119 | MODE_VBLANK_WIDE, | |
120 | MODE_PANEL, | |
121 | MODE_INTERLACE_WIDTH, | |
122 | MODE_ONE_WIDTH, | |
123 | MODE_ONE_HEIGHT, | |
124 | MODE_ONE_SIZE, | |
125 | MODE_NO_REDUCED, | |
126 | MODE_NO_STEREO, | |
5ba89406 | 127 | MODE_STALE = -3, |
30ecad77 DV |
128 | MODE_BAD = -2, |
129 | MODE_ERROR = -1 | |
55310008 DV |
130 | }; |
131 | ||
132 | #define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \ | |
133 | DRM_MODE_TYPE_CRTC_C) | |
134 | ||
135 | #define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ | |
136 | .name = nm, .status = 0, .type = (t), .clock = (c), \ | |
137 | .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ | |
138 | .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ | |
139 | .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ | |
140 | .vscan = (vs), .flags = (f), \ | |
141 | .base.type = DRM_MODE_OBJECT_MODE | |
142 | ||
143 | #define CRTC_INTERLACE_HALVE_V (1 << 0) /* halve V values for interlacing */ | |
144 | #define CRTC_STEREO_DOUBLE (1 << 1) /* adjust timings for stereo modes */ | |
ecb7e16b GP |
145 | #define CRTC_NO_DBLSCAN (1 << 2) /* don't adjust doublescan */ |
146 | #define CRTC_NO_VSCAN (1 << 3) /* don't adjust doublescan */ | |
498b8738 | 147 | #define CRTC_STEREO_DOUBLE_ONLY (CRTC_STEREO_DOUBLE | CRTC_NO_DBLSCAN | CRTC_NO_VSCAN) |
55310008 DV |
148 | |
149 | #define DRM_MODE_FLAG_3D_MAX DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF | |
150 | ||
30ecad77 DV |
151 | /** |
152 | * struct drm_display_mode - DRM kernel-internal display mode structure | |
153 | * @hdisplay: horizontal display size | |
154 | * @hsync_start: horizontal sync start | |
155 | * @hsync_end: horizontal sync end | |
156 | * @htotal: horizontal total size | |
157 | * @hskew: horizontal skew?! | |
158 | * @vdisplay: vertical display size | |
159 | * @vsync_start: vertical sync start | |
160 | * @vsync_end: vertical sync end | |
161 | * @vtotal: vertical total size | |
162 | * @vscan: vertical scan?! | |
163 | * @crtc_hdisplay: hardware mode horizontal display size | |
164 | * @crtc_hblank_start: hardware mode horizontal blank start | |
165 | * @crtc_hblank_end: hardware mode horizontal blank end | |
166 | * @crtc_hsync_start: hardware mode horizontal sync start | |
167 | * @crtc_hsync_end: hardware mode horizontal sync end | |
168 | * @crtc_htotal: hardware mode horizontal total size | |
169 | * @crtc_hskew: hardware mode horizontal skew?! | |
170 | * @crtc_vdisplay: hardware mode vertical display size | |
171 | * @crtc_vblank_start: hardware mode vertical blank start | |
172 | * @crtc_vblank_end: hardware mode vertical blank end | |
173 | * @crtc_vsync_start: hardware mode vertical sync start | |
174 | * @crtc_vsync_end: hardware mode vertical sync end | |
175 | * @crtc_vtotal: hardware mode vertical total size | |
176 | * | |
177 | * The horizontal and vertical timings are defined per the following diagram. | |
178 | * | |
da5335b8 DV |
179 | * :: |
180 | * | |
30ecad77 DV |
181 | * |
182 | * Active Front Sync Back | |
183 | * Region Porch Porch | |
184 | * <-----------------------><----------------><-------------><--------------> | |
185 | * //////////////////////| | |
186 | * ////////////////////// | | |
187 | * ////////////////////// |.................. ................ | |
188 | * _______________ | |
189 | * <----- [hv]display -----> | |
190 | * <------------- [hv]sync_start ------------> | |
191 | * <--------------------- [hv]sync_end ---------------------> | |
192 | * <-------------------------------- [hv]total ----------------------------->* | |
193 | * | |
194 | * This structure contains two copies of timings. First are the plain timings, | |
195 | * which specify the logical mode, as it would be for a progressive 1:1 scanout | |
196 | * at the refresh rate userspace can observe through vblank timestamps. Then | |
197 | * there's the hardware timings, which are corrected for interlacing, | |
198 | * double-clocking and similar things. They are provided as a convenience, and | |
199 | * can be appropriately computed using drm_mode_set_crtcinfo(). | |
200 | */ | |
55310008 | 201 | struct drm_display_mode { |
30ecad77 DV |
202 | /** |
203 | * @head: | |
204 | * | |
205 | * struct list_head for mode lists. | |
206 | */ | |
55310008 | 207 | struct list_head head; |
30ecad77 DV |
208 | |
209 | /** | |
210 | * @base: | |
211 | * | |
212 | * A display mode is a normal modeset object, possibly including public | |
213 | * userspace id. | |
214 | * | |
215 | * FIXME: | |
216 | * | |
217 | * This can probably be removed since the entire concept of userspace | |
218 | * managing modes explicitly has never landed in upstream kernel mode | |
219 | * setting support. | |
220 | */ | |
55310008 DV |
221 | struct drm_mode_object base; |
222 | ||
30ecad77 DV |
223 | /** |
224 | * @name: | |
225 | * | |
226 | * Human-readable name of the mode, filled out with drm_mode_set_name(). | |
227 | */ | |
55310008 DV |
228 | char name[DRM_DISPLAY_MODE_LEN]; |
229 | ||
30ecad77 DV |
230 | /** |
231 | * @status: | |
232 | * | |
233 | * Status of the mode, used to filter out modes not supported by the | |
234 | * hardware. See enum &drm_mode_status. | |
235 | */ | |
55310008 | 236 | enum drm_mode_status status; |
30ecad77 DV |
237 | |
238 | /** | |
239 | * @type: | |
240 | * | |
241 | * A bitmask of flags, mostly about the source of a mode. Possible flags | |
242 | * are: | |
243 | * | |
244 | * - DRM_MODE_TYPE_BUILTIN: Meant for hard-coded modes, effectively | |
245 | * unused. | |
246 | * - DRM_MODE_TYPE_PREFERRED: Preferred mode, usually the native | |
247 | * resolution of an LCD panel. There should only be one preferred | |
248 | * mode per connector at any given time. | |
249 | * - DRM_MODE_TYPE_DRIVER: Mode created by the driver, which is all of | |
250 | * them really. Drivers must set this bit for all modes they create | |
251 | * and expose to userspace. | |
252 | * | |
253 | * Plus a big list of flags which shouldn't be used at all, but are | |
254 | * still around since these flags are also used in the userspace ABI: | |
255 | * | |
256 | * - DRM_MODE_TYPE_DEFAULT: Again a leftover, use | |
257 | * DRM_MODE_TYPE_PREFERRED instead. | |
258 | * - DRM_MODE_TYPE_CLOCK_C and DRM_MODE_TYPE_CRTC_C: Define leftovers | |
259 | * which are stuck around for hysterical raisins only. No one has an | |
260 | * idea what they were meant for. Don't use. | |
261 | * - DRM_MODE_TYPE_USERDEF: Mode defined by userspace, again a vestige | |
262 | * from older kms designs where userspace had to first add a custom | |
263 | * mode to the kernel's mode list before it could use it. Don't use. | |
264 | */ | |
55310008 DV |
265 | unsigned int type; |
266 | ||
30ecad77 DV |
267 | /** |
268 | * @clock: | |
269 | * | |
270 | * Pixel clock in kHz. | |
271 | */ | |
55310008 DV |
272 | int clock; /* in kHz */ |
273 | int hdisplay; | |
274 | int hsync_start; | |
275 | int hsync_end; | |
276 | int htotal; | |
277 | int hskew; | |
278 | int vdisplay; | |
279 | int vsync_start; | |
280 | int vsync_end; | |
281 | int vtotal; | |
282 | int vscan; | |
30ecad77 DV |
283 | /** |
284 | * @flags: | |
285 | * | |
286 | * Sync and timing flags: | |
287 | * | |
288 | * - DRM_MODE_FLAG_PHSYNC: horizontal sync is active high. | |
289 | * - DRM_MODE_FLAG_NHSYNC: horizontal sync is active low. | |
290 | * - DRM_MODE_FLAG_PVSYNC: vertical sync is active high. | |
291 | * - DRM_MODE_FLAG_NVSYNC: vertical sync is active low. | |
292 | * - DRM_MODE_FLAG_INTERLACE: mode is interlaced. | |
293 | * - DRM_MODE_FLAG_DBLSCAN: mode uses doublescan. | |
294 | * - DRM_MODE_FLAG_CSYNC: mode uses composite sync. | |
295 | * - DRM_MODE_FLAG_PCSYNC: composite sync is active high. | |
296 | * - DRM_MODE_FLAG_NCSYNC: composite sync is active low. | |
297 | * - DRM_MODE_FLAG_HSKEW: hskew provided (not used?). | |
298 | * - DRM_MODE_FLAG_BCAST: not used? | |
299 | * - DRM_MODE_FLAG_PIXMUX: not used? | |
300 | * - DRM_MODE_FLAG_DBLCLK: double-clocked mode. | |
301 | * - DRM_MODE_FLAG_CLKDIV2: half-clocked mode. | |
302 | * | |
303 | * Additionally there's flags to specify how 3D modes are packed: | |
304 | * | |
305 | * - DRM_MODE_FLAG_3D_NONE: normal, non-3D mode. | |
306 | * - DRM_MODE_FLAG_3D_FRAME_PACKING: 2 full frames for left and right. | |
307 | * - DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE: interleaved like fields. | |
308 | * - DRM_MODE_FLAG_3D_LINE_ALTERNATIVE: interleaved lines. | |
309 | * - DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL: side-by-side full frames. | |
310 | * - DRM_MODE_FLAG_3D_L_DEPTH: ? | |
311 | * - DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH: ? | |
312 | * - DRM_MODE_FLAG_3D_TOP_AND_BOTTOM: frame split into top and bottom | |
313 | * parts. | |
314 | * - DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF: frame split into left and | |
315 | * right parts. | |
316 | */ | |
55310008 DV |
317 | unsigned int flags; |
318 | ||
30ecad77 DV |
319 | /** |
320 | * @width_mm: | |
321 | * | |
322 | * Addressable size of the output in mm, projectors should set this to | |
323 | * 0. | |
324 | */ | |
55310008 | 325 | int width_mm; |
30ecad77 DV |
326 | |
327 | /** | |
328 | * @height_mm: | |
329 | * | |
330 | * Addressable size of the output in mm, projectors should set this to | |
331 | * 0. | |
332 | */ | |
55310008 DV |
333 | int height_mm; |
334 | ||
30ecad77 DV |
335 | /** |
336 | * @crtc_clock: | |
337 | * | |
338 | * Actual pixel or dot clock in the hardware. This differs from the | |
339 | * logical @clock when e.g. using interlacing, double-clocking, stereo | |
340 | * modes or other fancy stuff that changes the timings and signals | |
341 | * actually sent over the wire. | |
342 | * | |
343 | * This is again in kHz. | |
344 | * | |
345 | * Note that with digital outputs like HDMI or DP there's usually a | |
346 | * massive confusion between the dot clock and the signal clock at the | |
347 | * bit encoding level. Especially when a 8b/10b encoding is used and the | |
348 | * difference is exactly a factor of 10. | |
349 | */ | |
350 | int crtc_clock; | |
55310008 DV |
351 | int crtc_hdisplay; |
352 | int crtc_hblank_start; | |
353 | int crtc_hblank_end; | |
354 | int crtc_hsync_start; | |
355 | int crtc_hsync_end; | |
356 | int crtc_htotal; | |
357 | int crtc_hskew; | |
358 | int crtc_vdisplay; | |
359 | int crtc_vblank_start; | |
360 | int crtc_vblank_end; | |
361 | int crtc_vsync_start; | |
362 | int crtc_vsync_end; | |
363 | int crtc_vtotal; | |
364 | ||
30ecad77 DV |
365 | /** |
366 | * @private: | |
367 | * | |
368 | * Pointer for driver private data. This can only be used for mode | |
369 | * objects passed to drivers in modeset operations. It shouldn't be used | |
370 | * by atomic drivers since they can store any additional data by | |
371 | * subclassing state structures. | |
372 | */ | |
55310008 | 373 | int *private; |
30ecad77 DV |
374 | |
375 | /** | |
376 | * @private_flags: | |
377 | * | |
378 | * Similar to @private, but just an integer. | |
379 | */ | |
55310008 DV |
380 | int private_flags; |
381 | ||
30ecad77 DV |
382 | /** |
383 | * @vrefresh: | |
384 | * | |
385 | * Vertical refresh rate, for debug output in human readable form. Not | |
386 | * used in a functional way. | |
387 | * | |
388 | * This value is in Hz. | |
389 | */ | |
390 | int vrefresh; | |
391 | ||
392 | /** | |
393 | * @hsync: | |
394 | * | |
395 | * Horizontal refresh rate, for debug output in human readable form. Not | |
396 | * used in a functional way. | |
397 | * | |
398 | * This value is in kHz. | |
399 | */ | |
400 | int hsync; | |
401 | ||
402 | /** | |
403 | * @picture_aspect_ratio: | |
404 | * | |
405 | * Field for setting the HDMI picture aspect ratio of a mode. | |
406 | */ | |
55310008 DV |
407 | enum hdmi_picture_aspect picture_aspect_ratio; |
408 | }; | |
409 | ||
afb21ea6 DV |
410 | #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) |
411 | ||
f5aabb97 DV |
412 | /** |
413 | * drm_mode_is_stereo - check for stereo mode flags | |
414 | * @mode: drm_display_mode to check | |
415 | * | |
416 | * Returns: | |
417 | * True if the mode is one of the stereo modes (like side-by-side), false if | |
418 | * not. | |
419 | */ | |
55310008 DV |
420 | static inline bool drm_mode_is_stereo(const struct drm_display_mode *mode) |
421 | { | |
422 | return mode->flags & DRM_MODE_FLAG_3D_MASK; | |
423 | } | |
424 | ||
425 | struct drm_connector; | |
426 | struct drm_cmdline_mode; | |
427 | ||
428 | struct drm_display_mode *drm_mode_create(struct drm_device *dev); | |
429 | void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); | |
934a8a89 | 430 | void drm_mode_convert_to_umode(struct drm_mode_modeinfo *out, |
d72daa0d | 431 | const struct drm_display_mode *in); |
934a8a89 DS |
432 | int drm_mode_convert_umode(struct drm_display_mode *out, |
433 | const struct drm_mode_modeinfo *in); | |
55310008 DV |
434 | void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); |
435 | void drm_mode_debug_printmodeline(const struct drm_display_mode *mode); | |
436 | ||
437 | struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, | |
438 | int hdisplay, int vdisplay, int vrefresh, | |
439 | bool reduced, bool interlaced, | |
440 | bool margins); | |
441 | struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, | |
442 | int hdisplay, int vdisplay, int vrefresh, | |
443 | bool interlaced, int margins); | |
444 | struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, | |
445 | int hdisplay, int vdisplay, | |
446 | int vrefresh, bool interlaced, | |
447 | int margins, | |
448 | int GTF_M, int GTF_2C, | |
449 | int GTF_K, int GTF_2J); | |
ba0c2422 DV |
450 | void drm_display_mode_from_videomode(const struct videomode *vm, |
451 | struct drm_display_mode *dmode); | |
d490f455 SL |
452 | void drm_display_mode_to_videomode(const struct drm_display_mode *dmode, |
453 | struct videomode *vm); | |
d72daa0d | 454 | void drm_bus_flags_from_videomode(const struct videomode *vm, u32 *bus_flags); |
55310008 | 455 | int of_get_drm_display_mode(struct device_node *np, |
fafc79ef | 456 | struct drm_display_mode *dmode, u32 *bus_flags, |
55310008 DV |
457 | int index); |
458 | ||
459 | void drm_mode_set_name(struct drm_display_mode *mode); | |
55310008 DV |
460 | int drm_mode_hsync(const struct drm_display_mode *mode); |
461 | int drm_mode_vrefresh(const struct drm_display_mode *mode); | |
462 | ||
463 | void drm_mode_set_crtcinfo(struct drm_display_mode *p, | |
464 | int adjust_flags); | |
465 | void drm_mode_copy(struct drm_display_mode *dst, | |
466 | const struct drm_display_mode *src); | |
467 | struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, | |
468 | const struct drm_display_mode *mode); | |
469 | bool drm_mode_equal(const struct drm_display_mode *mode1, | |
470 | const struct drm_display_mode *mode2); | |
4c6bcf44 VS |
471 | bool drm_mode_equal_no_clocks(const struct drm_display_mode *mode1, |
472 | const struct drm_display_mode *mode2); | |
55310008 DV |
473 | bool drm_mode_equal_no_clocks_no_stereo(const struct drm_display_mode *mode1, |
474 | const struct drm_display_mode *mode2); | |
475 | ||
476 | /* for use by the crtc helper probe functions */ | |
abc0b144 | 477 | enum drm_mode_status drm_mode_validate_basic(const struct drm_display_mode *mode); |
05acaec3 VS |
478 | enum drm_mode_status drm_mode_validate_size(const struct drm_display_mode *mode, |
479 | int maxX, int maxY); | |
55310008 DV |
480 | void drm_mode_prune_invalid(struct drm_device *dev, |
481 | struct list_head *mode_list, bool verbose); | |
482 | void drm_mode_sort(struct list_head *mode_list); | |
6af3e656 | 483 | void drm_mode_connector_list_update(struct drm_connector *connector); |
55310008 DV |
484 | |
485 | /* parsing cmdline modes */ | |
486 | bool | |
487 | drm_mode_parse_command_line_for_connector(const char *mode_option, | |
488 | struct drm_connector *connector, | |
489 | struct drm_cmdline_mode *mode); | |
490 | struct drm_display_mode * | |
491 | drm_mode_create_from_cmdline_mode(struct drm_device *dev, | |
492 | struct drm_cmdline_mode *cmd); | |
493 | ||
494 | #endif /* __DRM_MODES_H__ */ |