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 | |
30 | #include <linux/hdmi.h> |
31 | |
32 | #include <drm/drm_mode_object.h> |
33 | #include <drm/drm_connector.h> |
34 | |
35 | struct videomode; |
36 | |
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 | |
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 vertical 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 |
83 | * @MODE_NO_420: ycbcr 420 modes not supported |
84 | * @MODE_STALE: mode has become stale |
85 | * @MODE_BAD: unspecified reason |
86 | * @MODE_ERROR: error condition |
87 | * |
88 | * This enum is used to filter out modes not supported by the driver/hardware |
89 | * combination. |
90 | */ |
91 | enum drm_mode_status { |
92 | MODE_OK = 0, |
93 | MODE_HSYNC, |
94 | MODE_VSYNC, |
95 | MODE_H_ILLEGAL, |
96 | MODE_V_ILLEGAL, |
97 | MODE_BAD_WIDTH, |
98 | MODE_NOMODE, |
99 | MODE_NO_INTERLACE, |
100 | MODE_NO_DBLESCAN, |
101 | MODE_NO_VSCAN, |
102 | MODE_MEM, |
103 | MODE_VIRTUAL_X, |
104 | MODE_VIRTUAL_Y, |
105 | MODE_MEM_VIRT, |
106 | MODE_NOCLOCK, |
107 | MODE_CLOCK_HIGH, |
108 | MODE_CLOCK_LOW, |
109 | MODE_CLOCK_RANGE, |
110 | MODE_BAD_HVALUE, |
111 | MODE_BAD_VVALUE, |
112 | MODE_BAD_VSCAN, |
113 | MODE_HSYNC_NARROW, |
114 | MODE_HSYNC_WIDE, |
115 | MODE_HBLANK_NARROW, |
116 | MODE_HBLANK_WIDE, |
117 | MODE_VSYNC_NARROW, |
118 | MODE_VSYNC_WIDE, |
119 | MODE_VBLANK_NARROW, |
120 | MODE_VBLANK_WIDE, |
121 | MODE_PANEL, |
122 | MODE_INTERLACE_WIDTH, |
123 | MODE_ONE_WIDTH, |
124 | MODE_ONE_HEIGHT, |
125 | MODE_ONE_SIZE, |
126 | MODE_NO_REDUCED, |
127 | MODE_NO_STEREO, |
128 | MODE_NO_420, |
129 | MODE_STALE = -3, |
130 | MODE_BAD = -2, |
131 | MODE_ERROR = -1 |
132 | }; |
133 | |
134 | #define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ |
135 | .name = nm, .status = 0, .type = (t), .clock = (c), \ |
136 | .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ |
137 | .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ |
138 | .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ |
139 | .vscan = (vs), .flags = (f) |
140 | |
141 | /** |
142 | * DRM_MODE_RES_MM - Calculates the display size from resolution and DPI |
143 | * @res: The resolution in pixel |
144 | * @dpi: The number of dots per inch |
145 | */ |
146 | #define DRM_MODE_RES_MM(res, dpi) \ |
147 | (((res) * 254ul) / ((dpi) * 10ul)) |
148 | |
149 | #define __DRM_MODE_INIT(pix, hd, vd, hd_mm, vd_mm) \ |
150 | .type = DRM_MODE_TYPE_DRIVER, .clock = (pix), \ |
151 | .hdisplay = (hd), .hsync_start = (hd), .hsync_end = (hd), \ |
152 | .htotal = (hd), .vdisplay = (vd), .vsync_start = (vd), \ |
153 | .vsync_end = (vd), .vtotal = (vd), .width_mm = (hd_mm), \ |
154 | .height_mm = (vd_mm) |
155 | |
156 | /** |
157 | * DRM_MODE_INIT - Initialize display mode |
158 | * @hz: Vertical refresh rate in Hertz |
159 | * @hd: Horizontal resolution, width |
160 | * @vd: Vertical resolution, height |
161 | * @hd_mm: Display width in millimeters |
162 | * @vd_mm: Display height in millimeters |
163 | * |
164 | * This macro initializes a &drm_display_mode that contains information about |
165 | * refresh rate, resolution and physical size. |
166 | */ |
167 | #define DRM_MODE_INIT(hz, hd, vd, hd_mm, vd_mm) \ |
168 | __DRM_MODE_INIT((hd) * (vd) * (hz) / 1000 /* kHz */, hd, vd, hd_mm, vd_mm) |
169 | |
170 | /** |
171 | * DRM_SIMPLE_MODE - Simple display mode |
172 | * @hd: Horizontal resolution, width |
173 | * @vd: Vertical resolution, height |
174 | * @hd_mm: Display width in millimeters |
175 | * @vd_mm: Display height in millimeters |
176 | * |
177 | * This macro initializes a &drm_display_mode that only contains info about |
178 | * resolution and physical size. |
179 | */ |
180 | #define DRM_SIMPLE_MODE(hd, vd, hd_mm, vd_mm) \ |
181 | __DRM_MODE_INIT(1 /* pass validation */, hd, vd, hd_mm, vd_mm) |
182 | |
183 | #define CRTC_INTERLACE_HALVE_V (1 << 0) /* halve V values for interlacing */ |
184 | #define CRTC_STEREO_DOUBLE (1 << 1) /* adjust timings for stereo modes */ |
185 | #define CRTC_NO_DBLSCAN (1 << 2) /* don't adjust doublescan */ |
186 | #define CRTC_NO_VSCAN (1 << 3) /* don't adjust doublescan */ |
187 | #define CRTC_STEREO_DOUBLE_ONLY (CRTC_STEREO_DOUBLE | CRTC_NO_DBLSCAN | CRTC_NO_VSCAN) |
188 | |
189 | #define DRM_MODE_FLAG_3D_MAX DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF |
190 | |
191 | #define DRM_MODE_MATCH_TIMINGS (1 << 0) |
192 | #define DRM_MODE_MATCH_CLOCK (1 << 1) |
193 | #define DRM_MODE_MATCH_FLAGS (1 << 2) |
194 | #define DRM_MODE_MATCH_3D_FLAGS (1 << 3) |
195 | #define DRM_MODE_MATCH_ASPECT_RATIO (1 << 4) |
196 | |
197 | /** |
198 | * struct drm_display_mode - DRM kernel-internal display mode structure |
199 | * @hdisplay: horizontal display size |
200 | * @hsync_start: horizontal sync start |
201 | * @hsync_end: horizontal sync end |
202 | * @htotal: horizontal total size |
203 | * @hskew: horizontal skew?! |
204 | * @vdisplay: vertical display size |
205 | * @vsync_start: vertical sync start |
206 | * @vsync_end: vertical sync end |
207 | * @vtotal: vertical total size |
208 | * @vscan: vertical scan?! |
209 | * @crtc_hdisplay: hardware mode horizontal display size |
210 | * @crtc_hblank_start: hardware mode horizontal blank start |
211 | * @crtc_hblank_end: hardware mode horizontal blank end |
212 | * @crtc_hsync_start: hardware mode horizontal sync start |
213 | * @crtc_hsync_end: hardware mode horizontal sync end |
214 | * @crtc_htotal: hardware mode horizontal total size |
215 | * @crtc_hskew: hardware mode horizontal skew?! |
216 | * @crtc_vdisplay: hardware mode vertical display size |
217 | * @crtc_vblank_start: hardware mode vertical blank start |
218 | * @crtc_vblank_end: hardware mode vertical blank end |
219 | * @crtc_vsync_start: hardware mode vertical sync start |
220 | * @crtc_vsync_end: hardware mode vertical sync end |
221 | * @crtc_vtotal: hardware mode vertical total size |
222 | * |
223 | * This is the kernel API display mode information structure. For the |
224 | * user-space version see struct drm_mode_modeinfo. |
225 | * |
226 | * The horizontal and vertical timings are defined per the following diagram. |
227 | * |
228 | * :: |
229 | * |
230 | * |
231 | * Active Front Sync Back |
232 | * Region Porch Porch |
233 | * <-----------------------><----------------><-------------><--------------> |
234 | * //////////////////////| |
235 | * ////////////////////// | |
236 | * ////////////////////// |.................. ................ |
237 | * _______________ |
238 | * <----- [hv]display -----> |
239 | * <------------- [hv]sync_start ------------> |
240 | * <--------------------- [hv]sync_end ---------------------> |
241 | * <-------------------------------- [hv]total ----------------------------->* |
242 | * |
243 | * This structure contains two copies of timings. First are the plain timings, |
244 | * which specify the logical mode, as it would be for a progressive 1:1 scanout |
245 | * at the refresh rate userspace can observe through vblank timestamps. Then |
246 | * there's the hardware timings, which are corrected for interlacing, |
247 | * double-clocking and similar things. They are provided as a convenience, and |
248 | * can be appropriately computed using drm_mode_set_crtcinfo(). |
249 | * |
250 | * For printing you can use %DRM_MODE_FMT and DRM_MODE_ARG(). |
251 | */ |
252 | struct drm_display_mode { |
253 | /** |
254 | * @clock: |
255 | * |
256 | * Pixel clock in kHz. |
257 | */ |
258 | int clock; /* in kHz */ |
259 | u16 hdisplay; |
260 | u16 hsync_start; |
261 | u16 hsync_end; |
262 | u16 htotal; |
263 | u16 hskew; |
264 | u16 vdisplay; |
265 | u16 vsync_start; |
266 | u16 vsync_end; |
267 | u16 vtotal; |
268 | u16 vscan; |
269 | /** |
270 | * @flags: |
271 | * |
272 | * Sync and timing flags: |
273 | * |
274 | * - DRM_MODE_FLAG_PHSYNC: horizontal sync is active high. |
275 | * - DRM_MODE_FLAG_NHSYNC: horizontal sync is active low. |
276 | * - DRM_MODE_FLAG_PVSYNC: vertical sync is active high. |
277 | * - DRM_MODE_FLAG_NVSYNC: vertical sync is active low. |
278 | * - DRM_MODE_FLAG_INTERLACE: mode is interlaced. |
279 | * - DRM_MODE_FLAG_DBLSCAN: mode uses doublescan. |
280 | * - DRM_MODE_FLAG_CSYNC: mode uses composite sync. |
281 | * - DRM_MODE_FLAG_PCSYNC: composite sync is active high. |
282 | * - DRM_MODE_FLAG_NCSYNC: composite sync is active low. |
283 | * - DRM_MODE_FLAG_HSKEW: hskew provided (not used?). |
284 | * - DRM_MODE_FLAG_BCAST: <deprecated> |
285 | * - DRM_MODE_FLAG_PIXMUX: <deprecated> |
286 | * - DRM_MODE_FLAG_DBLCLK: double-clocked mode. |
287 | * - DRM_MODE_FLAG_CLKDIV2: half-clocked mode. |
288 | * |
289 | * Additionally there's flags to specify how 3D modes are packed: |
290 | * |
291 | * - DRM_MODE_FLAG_3D_NONE: normal, non-3D mode. |
292 | * - DRM_MODE_FLAG_3D_FRAME_PACKING: 2 full frames for left and right. |
293 | * - DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE: interleaved like fields. |
294 | * - DRM_MODE_FLAG_3D_LINE_ALTERNATIVE: interleaved lines. |
295 | * - DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL: side-by-side full frames. |
296 | * - DRM_MODE_FLAG_3D_L_DEPTH: ? |
297 | * - DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH: ? |
298 | * - DRM_MODE_FLAG_3D_TOP_AND_BOTTOM: frame split into top and bottom |
299 | * parts. |
300 | * - DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF: frame split into left and |
301 | * right parts. |
302 | */ |
303 | u32 flags; |
304 | |
305 | /** |
306 | * @crtc_clock: |
307 | * |
308 | * Actual pixel or dot clock in the hardware. This differs from the |
309 | * logical @clock when e.g. using interlacing, double-clocking, stereo |
310 | * modes or other fancy stuff that changes the timings and signals |
311 | * actually sent over the wire. |
312 | * |
313 | * This is again in kHz. |
314 | * |
315 | * Note that with digital outputs like HDMI or DP there's usually a |
316 | * massive confusion between the dot clock and the signal clock at the |
317 | * bit encoding level. Especially when a 8b/10b encoding is used and the |
318 | * difference is exactly a factor of 10. |
319 | */ |
320 | int crtc_clock; |
321 | u16 crtc_hdisplay; |
322 | u16 crtc_hblank_start; |
323 | u16 crtc_hblank_end; |
324 | u16 crtc_hsync_start; |
325 | u16 crtc_hsync_end; |
326 | u16 crtc_htotal; |
327 | u16 crtc_hskew; |
328 | u16 crtc_vdisplay; |
329 | u16 crtc_vblank_start; |
330 | u16 crtc_vblank_end; |
331 | u16 crtc_vsync_start; |
332 | u16 crtc_vsync_end; |
333 | u16 crtc_vtotal; |
334 | |
335 | /** |
336 | * @width_mm: |
337 | * |
338 | * Addressable size of the output in mm, projectors should set this to |
339 | * 0. |
340 | */ |
341 | u16 width_mm; |
342 | |
343 | /** |
344 | * @height_mm: |
345 | * |
346 | * Addressable size of the output in mm, projectors should set this to |
347 | * 0. |
348 | */ |
349 | u16 height_mm; |
350 | |
351 | /** |
352 | * @type: |
353 | * |
354 | * A bitmask of flags, mostly about the source of a mode. Possible flags |
355 | * are: |
356 | * |
357 | * - DRM_MODE_TYPE_PREFERRED: Preferred mode, usually the native |
358 | * resolution of an LCD panel. There should only be one preferred |
359 | * mode per connector at any given time. |
360 | * - DRM_MODE_TYPE_DRIVER: Mode created by the driver, which is all of |
361 | * them really. Drivers must set this bit for all modes they create |
362 | * and expose to userspace. |
363 | * - DRM_MODE_TYPE_USERDEF: Mode defined or selected via the kernel |
364 | * command line. |
365 | * |
366 | * Plus a big list of flags which shouldn't be used at all, but are |
367 | * still around since these flags are also used in the userspace ABI. |
368 | * We no longer accept modes with these types though: |
369 | * |
370 | * - DRM_MODE_TYPE_BUILTIN: Meant for hard-coded modes, unused. |
371 | * Use DRM_MODE_TYPE_DRIVER instead. |
372 | * - DRM_MODE_TYPE_DEFAULT: Again a leftover, use |
373 | * DRM_MODE_TYPE_PREFERRED instead. |
374 | * - DRM_MODE_TYPE_CLOCK_C and DRM_MODE_TYPE_CRTC_C: Define leftovers |
375 | * which are stuck around for hysterical raisins only. No one has an |
376 | * idea what they were meant for. Don't use. |
377 | */ |
378 | u8 type; |
379 | |
380 | /** |
381 | * @expose_to_userspace: |
382 | * |
383 | * Indicates whether the mode is to be exposed to the userspace. |
384 | * This is to maintain a set of exposed modes while preparing |
385 | * user-mode's list in drm_mode_getconnector ioctl. The purpose of |
386 | * this only lies in the ioctl function, and is not to be used |
387 | * outside the function. |
388 | */ |
389 | bool expose_to_userspace; |
390 | |
391 | /** |
392 | * @head: |
393 | * |
394 | * struct list_head for mode lists. |
395 | */ |
396 | struct list_head head; |
397 | |
398 | /** |
399 | * @name: |
400 | * |
401 | * Human-readable name of the mode, filled out with drm_mode_set_name(). |
402 | */ |
403 | char name[DRM_DISPLAY_MODE_LEN]; |
404 | |
405 | /** |
406 | * @status: |
407 | * |
408 | * Status of the mode, used to filter out modes not supported by the |
409 | * hardware. See enum &drm_mode_status. |
410 | */ |
411 | enum drm_mode_status status; |
412 | |
413 | /** |
414 | * @picture_aspect_ratio: |
415 | * |
416 | * Field for setting the HDMI picture aspect ratio of a mode. |
417 | */ |
418 | enum hdmi_picture_aspect picture_aspect_ratio; |
419 | |
420 | }; |
421 | |
422 | /** |
423 | * DRM_MODE_FMT - printf string for &struct drm_display_mode |
424 | */ |
425 | #define DRM_MODE_FMT "\"%s\": %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x" |
426 | |
427 | /** |
428 | * DRM_MODE_ARG - printf arguments for &struct drm_display_mode |
429 | * @m: display mode |
430 | */ |
431 | #define DRM_MODE_ARG(m) \ |
432 | (m)->name, drm_mode_vrefresh(m), (m)->clock, \ |
433 | (m)->hdisplay, (m)->hsync_start, (m)->hsync_end, (m)->htotal, \ |
434 | (m)->vdisplay, (m)->vsync_start, (m)->vsync_end, (m)->vtotal, \ |
435 | (m)->type, (m)->flags |
436 | |
437 | #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) |
438 | |
439 | /** |
440 | * drm_mode_is_stereo - check for stereo mode flags |
441 | * @mode: drm_display_mode to check |
442 | * |
443 | * Returns: |
444 | * True if the mode is one of the stereo modes (like side-by-side), false if |
445 | * not. |
446 | */ |
447 | static inline bool drm_mode_is_stereo(const struct drm_display_mode *mode) |
448 | { |
449 | return mode->flags & DRM_MODE_FLAG_3D_MASK; |
450 | } |
451 | |
452 | struct drm_connector; |
453 | struct drm_cmdline_mode; |
454 | |
455 | struct drm_display_mode *drm_mode_create(struct drm_device *dev); |
456 | void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); |
457 | void drm_mode_convert_to_umode(struct drm_mode_modeinfo *out, |
458 | const struct drm_display_mode *in); |
459 | int drm_mode_convert_umode(struct drm_device *dev, |
460 | struct drm_display_mode *out, |
461 | const struct drm_mode_modeinfo *in); |
462 | void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); |
463 | void drm_mode_debug_printmodeline(const struct drm_display_mode *mode); |
464 | bool drm_mode_is_420_only(const struct drm_display_info *display, |
465 | const struct drm_display_mode *mode); |
466 | bool drm_mode_is_420_also(const struct drm_display_info *display, |
467 | const struct drm_display_mode *mode); |
468 | bool drm_mode_is_420(const struct drm_display_info *display, |
469 | const struct drm_display_mode *mode); |
470 | |
471 | struct drm_display_mode *drm_analog_tv_mode(struct drm_device *dev, |
472 | enum drm_connector_tv_mode mode, |
473 | unsigned long pixel_clock_hz, |
474 | unsigned int hdisplay, |
475 | unsigned int vdisplay, |
476 | bool interlace); |
477 | |
478 | static inline struct drm_display_mode *drm_mode_analog_ntsc_480i(struct drm_device *dev) |
479 | { |
480 | return drm_analog_tv_mode(dev, mode: DRM_MODE_TV_MODE_NTSC, pixel_clock_hz: 13500000, hdisplay: 720, vdisplay: 480, interlace: true); |
481 | } |
482 | |
483 | static inline struct drm_display_mode *drm_mode_analog_pal_576i(struct drm_device *dev) |
484 | { |
485 | return drm_analog_tv_mode(dev, mode: DRM_MODE_TV_MODE_PAL, pixel_clock_hz: 13500000, hdisplay: 720, vdisplay: 576, interlace: true); |
486 | } |
487 | |
488 | struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, |
489 | int hdisplay, int vdisplay, int vrefresh, |
490 | bool reduced, bool interlaced, |
491 | bool margins); |
492 | struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, |
493 | int hdisplay, int vdisplay, int vrefresh, |
494 | bool interlaced, int margins); |
495 | struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, |
496 | int hdisplay, int vdisplay, |
497 | int vrefresh, bool interlaced, |
498 | int margins, |
499 | int GTF_M, int GTF_2C, |
500 | int GTF_K, int GTF_2J); |
501 | void drm_display_mode_from_videomode(const struct videomode *vm, |
502 | struct drm_display_mode *dmode); |
503 | void drm_display_mode_to_videomode(const struct drm_display_mode *dmode, |
504 | struct videomode *vm); |
505 | void drm_bus_flags_from_videomode(const struct videomode *vm, u32 *bus_flags); |
506 | |
507 | #if defined(CONFIG_OF) |
508 | int of_get_drm_display_mode(struct device_node *np, |
509 | struct drm_display_mode *dmode, u32 *bus_flags, |
510 | int index); |
511 | int of_get_drm_panel_display_mode(struct device_node *np, |
512 | struct drm_display_mode *dmode, u32 *bus_flags); |
513 | #else |
514 | static inline int of_get_drm_display_mode(struct device_node *np, |
515 | struct drm_display_mode *dmode, |
516 | u32 *bus_flags, int index) |
517 | { |
518 | return -EINVAL; |
519 | } |
520 | |
521 | static inline int of_get_drm_panel_display_mode(struct device_node *np, |
522 | struct drm_display_mode *dmode, u32 *bus_flags) |
523 | { |
524 | return -EINVAL; |
525 | } |
526 | #endif |
527 | |
528 | void drm_mode_set_name(struct drm_display_mode *mode); |
529 | int drm_mode_vrefresh(const struct drm_display_mode *mode); |
530 | void drm_mode_get_hv_timing(const struct drm_display_mode *mode, |
531 | int *hdisplay, int *vdisplay); |
532 | |
533 | void drm_mode_set_crtcinfo(struct drm_display_mode *p, |
534 | int adjust_flags); |
535 | void drm_mode_copy(struct drm_display_mode *dst, |
536 | const struct drm_display_mode *src); |
537 | void drm_mode_init(struct drm_display_mode *dst, |
538 | const struct drm_display_mode *src); |
539 | struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, |
540 | const struct drm_display_mode *mode); |
541 | bool drm_mode_match(const struct drm_display_mode *mode1, |
542 | const struct drm_display_mode *mode2, |
543 | unsigned int match_flags); |
544 | bool drm_mode_equal(const struct drm_display_mode *mode1, |
545 | const struct drm_display_mode *mode2); |
546 | bool drm_mode_equal_no_clocks(const struct drm_display_mode *mode1, |
547 | const struct drm_display_mode *mode2); |
548 | bool drm_mode_equal_no_clocks_no_stereo(const struct drm_display_mode *mode1, |
549 | const struct drm_display_mode *mode2); |
550 | |
551 | /* for use by the crtc helper probe functions */ |
552 | enum drm_mode_status drm_mode_validate_driver(struct drm_device *dev, |
553 | const struct drm_display_mode *mode); |
554 | enum drm_mode_status drm_mode_validate_size(const struct drm_display_mode *mode, |
555 | int maxX, int maxY); |
556 | enum drm_mode_status |
557 | drm_mode_validate_ycbcr420(const struct drm_display_mode *mode, |
558 | struct drm_connector *connector); |
559 | void drm_mode_prune_invalid(struct drm_device *dev, |
560 | struct list_head *mode_list, bool verbose); |
561 | void drm_mode_sort(struct list_head *mode_list); |
562 | void drm_connector_list_update(struct drm_connector *connector); |
563 | |
564 | /* parsing cmdline modes */ |
565 | bool |
566 | drm_mode_parse_command_line_for_connector(const char *mode_option, |
567 | const struct drm_connector *connector, |
568 | struct drm_cmdline_mode *mode); |
569 | struct drm_display_mode * |
570 | drm_mode_create_from_cmdline_mode(struct drm_device *dev, |
571 | struct drm_cmdline_mode *cmd); |
572 | |
573 | #endif /* __DRM_MODES_H__ */ |
574 | |