2 * Copyright (c) 2006 Luc Verhaegen (quirks list)
3 * Copyright (c) 2007-2008 Intel Corporation
4 * Jesse Barnes <jesse.barnes@intel.com>
5 * Copyright 2010 Red Hat, Inc.
7 * DDC probing routines (drm_ddc_read & drm_do_probe_ddc_edid) originally from
9 * Copyright (C) 2006 Dennis Munsie <dmunsie@cecropia.com>
11 * Permission is hereby granted, free of charge, to any person obtaining a
12 * copy of this software and associated documentation files (the "Software"),
13 * to deal in the Software without restriction, including without limitation
14 * the rights to use, copy, modify, merge, publish, distribute, sub license,
15 * and/or sell copies of the Software, and to permit persons to whom the
16 * Software is furnished to do so, subject to the following conditions:
18 * The above copyright notice and this permission notice (including the
19 * next paragraph) shall be included in all copies or substantial portions
22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
23 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
25 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
27 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
28 * DEALINGS IN THE SOFTWARE.
31 #include <linux/bitfield.h>
32 #include <linux/hdmi.h>
33 #include <linux/i2c.h>
34 #include <linux/kernel.h>
35 #include <linux/module.h>
36 #include <linux/pci.h>
37 #include <linux/slab.h>
38 #include <linux/vga_switcheroo.h>
40 #include <drm/drm_displayid.h>
41 #include <drm/drm_drv.h>
42 #include <drm/drm_edid.h>
43 #include <drm/drm_encoder.h>
44 #include <drm/drm_print.h>
46 #include "drm_crtc_internal.h"
48 static int oui(u8 first, u8 second, u8 third)
50 return (first << 16) | (second << 8) | third;
53 #define EDID_EST_TIMINGS 16
54 #define EDID_STD_TIMINGS 8
55 #define EDID_DETAILED_TIMINGS 4
58 * EDID blocks out in the wild have a variety of bugs, try to collect
59 * them here (note that userspace may work around broken monitors first,
60 * but fixes should make their way here so that the kernel "just works"
61 * on as many displays as possible).
64 /* First detailed mode wrong, use largest 60Hz mode */
65 #define EDID_QUIRK_PREFER_LARGE_60 (1 << 0)
66 /* Reported 135MHz pixel clock is too high, needs adjustment */
67 #define EDID_QUIRK_135_CLOCK_TOO_HIGH (1 << 1)
68 /* Prefer the largest mode at 75 Hz */
69 #define EDID_QUIRK_PREFER_LARGE_75 (1 << 2)
70 /* Detail timing is in cm not mm */
71 #define EDID_QUIRK_DETAILED_IN_CM (1 << 3)
72 /* Detailed timing descriptors have bogus size values, so just take the
73 * maximum size and use that.
75 #define EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE (1 << 4)
76 /* use +hsync +vsync for detailed mode */
77 #define EDID_QUIRK_DETAILED_SYNC_PP (1 << 6)
78 /* Force reduced-blanking timings for detailed modes */
79 #define EDID_QUIRK_FORCE_REDUCED_BLANKING (1 << 7)
81 #define EDID_QUIRK_FORCE_8BPC (1 << 8)
83 #define EDID_QUIRK_FORCE_12BPC (1 << 9)
85 #define EDID_QUIRK_FORCE_6BPC (1 << 10)
87 #define EDID_QUIRK_FORCE_10BPC (1 << 11)
88 /* Non desktop display (i.e. HMD) */
89 #define EDID_QUIRK_NON_DESKTOP (1 << 12)
90 /* Cap the DSC target bitrate to 15bpp */
91 #define EDID_QUIRK_CAP_DSC_15BPP (1 << 13)
93 #define MICROSOFT_IEEE_OUI 0xca125c
95 struct detailed_mode_closure {
96 struct drm_connector *connector;
97 const struct drm_edid *drm_edid;
107 #define EDID_QUIRK(vend_chr_0, vend_chr_1, vend_chr_2, product_id, _quirks) \
109 .panel_id = drm_edid_encode_panel_id(vend_chr_0, vend_chr_1, vend_chr_2, \
114 static const struct edid_quirk {
117 } edid_quirk_list[] = {
119 EDID_QUIRK('A', 'C', 'R', 44358, EDID_QUIRK_PREFER_LARGE_60),
121 EDID_QUIRK('A', 'P', 'I', 0x7602, EDID_QUIRK_PREFER_LARGE_60),
123 /* AEO model 0 reports 8 bpc, but is a 6 bpc panel */
124 EDID_QUIRK('A', 'E', 'O', 0, EDID_QUIRK_FORCE_6BPC),
126 /* BOE model on HP Pavilion 15-n233sl reports 8 bpc, but is a 6 bpc panel */
127 EDID_QUIRK('B', 'O', 'E', 0x78b, EDID_QUIRK_FORCE_6BPC),
129 /* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */
130 EDID_QUIRK('C', 'P', 'T', 0x17df, EDID_QUIRK_FORCE_6BPC),
132 /* SDC panel of Lenovo B50-80 reports 8 bpc, but is a 6 bpc panel */
133 EDID_QUIRK('S', 'D', 'C', 0x3652, EDID_QUIRK_FORCE_6BPC),
135 /* BOE model 0x0771 reports 8 bpc, but is a 6 bpc panel */
136 EDID_QUIRK('B', 'O', 'E', 0x0771, EDID_QUIRK_FORCE_6BPC),
138 /* Belinea 10 15 55 */
139 EDID_QUIRK('M', 'A', 'X', 1516, EDID_QUIRK_PREFER_LARGE_60),
140 EDID_QUIRK('M', 'A', 'X', 0x77e, EDID_QUIRK_PREFER_LARGE_60),
142 /* Envision Peripherals, Inc. EN-7100e */
143 EDID_QUIRK('E', 'P', 'I', 59264, EDID_QUIRK_135_CLOCK_TOO_HIGH),
144 /* Envision EN2028 */
145 EDID_QUIRK('E', 'P', 'I', 8232, EDID_QUIRK_PREFER_LARGE_60),
147 /* Funai Electronics PM36B */
148 EDID_QUIRK('F', 'C', 'M', 13600, EDID_QUIRK_PREFER_LARGE_75 |
149 EDID_QUIRK_DETAILED_IN_CM),
152 EDID_QUIRK('G', 'S', 'M', 0x5bbf, EDID_QUIRK_CAP_DSC_15BPP),
155 EDID_QUIRK('G', 'S', 'M', 0x5b9a, EDID_QUIRK_CAP_DSC_15BPP),
157 /* LGD panel of HP zBook 17 G2, eDP 10 bpc, but reports unknown bpc */
158 EDID_QUIRK('L', 'G', 'D', 764, EDID_QUIRK_FORCE_10BPC),
160 /* LG Philips LCD LP154W01-A5 */
161 EDID_QUIRK('L', 'P', 'L', 0, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE),
162 EDID_QUIRK('L', 'P', 'L', 0x2a00, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE),
164 /* Samsung SyncMaster 205BW. Note: irony */
165 EDID_QUIRK('S', 'A', 'M', 541, EDID_QUIRK_DETAILED_SYNC_PP),
166 /* Samsung SyncMaster 22[5-6]BW */
167 EDID_QUIRK('S', 'A', 'M', 596, EDID_QUIRK_PREFER_LARGE_60),
168 EDID_QUIRK('S', 'A', 'M', 638, EDID_QUIRK_PREFER_LARGE_60),
170 /* Sony PVM-2541A does up to 12 bpc, but only reports max 8 bpc */
171 EDID_QUIRK('S', 'N', 'Y', 0x2541, EDID_QUIRK_FORCE_12BPC),
173 /* ViewSonic VA2026w */
174 EDID_QUIRK('V', 'S', 'C', 5020, EDID_QUIRK_FORCE_REDUCED_BLANKING),
176 /* Medion MD 30217 PG */
177 EDID_QUIRK('M', 'E', 'D', 0x7b8, EDID_QUIRK_PREFER_LARGE_75),
180 EDID_QUIRK('S', 'D', 'C', 18514, EDID_QUIRK_FORCE_6BPC),
182 /* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */
183 EDID_QUIRK('S', 'E', 'C', 0xd033, EDID_QUIRK_FORCE_8BPC),
185 /* Rotel RSX-1058 forwards sink's EDID but only does HDMI 1.1*/
186 EDID_QUIRK('E', 'T', 'R', 13896, EDID_QUIRK_FORCE_8BPC),
188 /* Valve Index Headset */
189 EDID_QUIRK('V', 'L', 'V', 0x91a8, EDID_QUIRK_NON_DESKTOP),
190 EDID_QUIRK('V', 'L', 'V', 0x91b0, EDID_QUIRK_NON_DESKTOP),
191 EDID_QUIRK('V', 'L', 'V', 0x91b1, EDID_QUIRK_NON_DESKTOP),
192 EDID_QUIRK('V', 'L', 'V', 0x91b2, EDID_QUIRK_NON_DESKTOP),
193 EDID_QUIRK('V', 'L', 'V', 0x91b3, EDID_QUIRK_NON_DESKTOP),
194 EDID_QUIRK('V', 'L', 'V', 0x91b4, EDID_QUIRK_NON_DESKTOP),
195 EDID_QUIRK('V', 'L', 'V', 0x91b5, EDID_QUIRK_NON_DESKTOP),
196 EDID_QUIRK('V', 'L', 'V', 0x91b6, EDID_QUIRK_NON_DESKTOP),
197 EDID_QUIRK('V', 'L', 'V', 0x91b7, EDID_QUIRK_NON_DESKTOP),
198 EDID_QUIRK('V', 'L', 'V', 0x91b8, EDID_QUIRK_NON_DESKTOP),
199 EDID_QUIRK('V', 'L', 'V', 0x91b9, EDID_QUIRK_NON_DESKTOP),
200 EDID_QUIRK('V', 'L', 'V', 0x91ba, EDID_QUIRK_NON_DESKTOP),
201 EDID_QUIRK('V', 'L', 'V', 0x91bb, EDID_QUIRK_NON_DESKTOP),
202 EDID_QUIRK('V', 'L', 'V', 0x91bc, EDID_QUIRK_NON_DESKTOP),
203 EDID_QUIRK('V', 'L', 'V', 0x91bd, EDID_QUIRK_NON_DESKTOP),
204 EDID_QUIRK('V', 'L', 'V', 0x91be, EDID_QUIRK_NON_DESKTOP),
205 EDID_QUIRK('V', 'L', 'V', 0x91bf, EDID_QUIRK_NON_DESKTOP),
207 /* HTC Vive and Vive Pro VR Headsets */
208 EDID_QUIRK('H', 'V', 'R', 0xaa01, EDID_QUIRK_NON_DESKTOP),
209 EDID_QUIRK('H', 'V', 'R', 0xaa02, EDID_QUIRK_NON_DESKTOP),
211 /* Oculus Rift DK1, DK2, CV1 and Rift S VR Headsets */
212 EDID_QUIRK('O', 'V', 'R', 0x0001, EDID_QUIRK_NON_DESKTOP),
213 EDID_QUIRK('O', 'V', 'R', 0x0003, EDID_QUIRK_NON_DESKTOP),
214 EDID_QUIRK('O', 'V', 'R', 0x0004, EDID_QUIRK_NON_DESKTOP),
215 EDID_QUIRK('O', 'V', 'R', 0x0012, EDID_QUIRK_NON_DESKTOP),
217 /* Windows Mixed Reality Headsets */
218 EDID_QUIRK('A', 'C', 'R', 0x7fce, EDID_QUIRK_NON_DESKTOP),
219 EDID_QUIRK('L', 'E', 'N', 0x0408, EDID_QUIRK_NON_DESKTOP),
220 EDID_QUIRK('F', 'U', 'J', 0x1970, EDID_QUIRK_NON_DESKTOP),
221 EDID_QUIRK('D', 'E', 'L', 0x7fce, EDID_QUIRK_NON_DESKTOP),
222 EDID_QUIRK('S', 'E', 'C', 0x144a, EDID_QUIRK_NON_DESKTOP),
223 EDID_QUIRK('A', 'U', 'S', 0xc102, EDID_QUIRK_NON_DESKTOP),
225 /* Sony PlayStation VR Headset */
226 EDID_QUIRK('S', 'N', 'Y', 0x0704, EDID_QUIRK_NON_DESKTOP),
228 /* Sensics VR Headsets */
229 EDID_QUIRK('S', 'E', 'N', 0x1019, EDID_QUIRK_NON_DESKTOP),
231 /* OSVR HDK and HDK2 VR Headsets */
232 EDID_QUIRK('S', 'V', 'R', 0x1019, EDID_QUIRK_NON_DESKTOP),
236 * Autogenerated from the DMT spec.
237 * This table is copied from xfree86/modes/xf86EdidModes.c.
239 static const struct drm_display_mode drm_dmt_modes[] = {
240 /* 0x01 - 640x350@85Hz */
241 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 31500, 640, 672,
242 736, 832, 0, 350, 382, 385, 445, 0,
243 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
244 /* 0x02 - 640x400@85Hz */
245 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 31500, 640, 672,
246 736, 832, 0, 400, 401, 404, 445, 0,
247 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
248 /* 0x03 - 720x400@85Hz */
249 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 756,
250 828, 936, 0, 400, 401, 404, 446, 0,
251 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
252 /* 0x04 - 640x480@60Hz */
253 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
254 752, 800, 0, 480, 490, 492, 525, 0,
255 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
256 /* 0x05 - 640x480@72Hz */
257 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664,
258 704, 832, 0, 480, 489, 492, 520, 0,
259 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
260 /* 0x06 - 640x480@75Hz */
261 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656,
262 720, 840, 0, 480, 481, 484, 500, 0,
263 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
264 /* 0x07 - 640x480@85Hz */
265 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 36000, 640, 696,
266 752, 832, 0, 480, 481, 484, 509, 0,
267 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
268 /* 0x08 - 800x600@56Hz */
269 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824,
270 896, 1024, 0, 600, 601, 603, 625, 0,
271 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
272 /* 0x09 - 800x600@60Hz */
273 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
274 968, 1056, 0, 600, 601, 605, 628, 0,
275 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
276 /* 0x0a - 800x600@72Hz */
277 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856,
278 976, 1040, 0, 600, 637, 643, 666, 0,
279 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
280 /* 0x0b - 800x600@75Hz */
281 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816,
282 896, 1056, 0, 600, 601, 604, 625, 0,
283 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
284 /* 0x0c - 800x600@85Hz */
285 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 56250, 800, 832,
286 896, 1048, 0, 600, 601, 604, 631, 0,
287 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
288 /* 0x0d - 800x600@120Hz RB */
289 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 73250, 800, 848,
290 880, 960, 0, 600, 603, 607, 636, 0,
291 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
292 /* 0x0e - 848x480@60Hz */
293 { DRM_MODE("848x480", DRM_MODE_TYPE_DRIVER, 33750, 848, 864,
294 976, 1088, 0, 480, 486, 494, 517, 0,
295 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
296 /* 0x0f - 1024x768@43Hz, interlace */
297 { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER, 44900, 1024, 1032,
298 1208, 1264, 0, 768, 768, 776, 817, 0,
299 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
300 DRM_MODE_FLAG_INTERLACE) },
301 /* 0x10 - 1024x768@60Hz */
302 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
303 1184, 1344, 0, 768, 771, 777, 806, 0,
304 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
305 /* 0x11 - 1024x768@70Hz */
306 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048,
307 1184, 1328, 0, 768, 771, 777, 806, 0,
308 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
309 /* 0x12 - 1024x768@75Hz */
310 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040,
311 1136, 1312, 0, 768, 769, 772, 800, 0,
312 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
313 /* 0x13 - 1024x768@85Hz */
314 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 94500, 1024, 1072,
315 1168, 1376, 0, 768, 769, 772, 808, 0,
316 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
317 /* 0x14 - 1024x768@120Hz RB */
318 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 115500, 1024, 1072,
319 1104, 1184, 0, 768, 771, 775, 813, 0,
320 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
321 /* 0x15 - 1152x864@75Hz */
322 { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
323 1344, 1600, 0, 864, 865, 868, 900, 0,
324 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
325 /* 0x55 - 1280x720@60Hz */
326 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
327 1430, 1650, 0, 720, 725, 730, 750, 0,
328 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
329 /* 0x16 - 1280x768@60Hz RB */
330 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 68250, 1280, 1328,
331 1360, 1440, 0, 768, 771, 778, 790, 0,
332 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
333 /* 0x17 - 1280x768@60Hz */
334 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344,
335 1472, 1664, 0, 768, 771, 778, 798, 0,
336 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
337 /* 0x18 - 1280x768@75Hz */
338 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 102250, 1280, 1360,
339 1488, 1696, 0, 768, 771, 778, 805, 0,
340 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
341 /* 0x19 - 1280x768@85Hz */
342 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 117500, 1280, 1360,
343 1496, 1712, 0, 768, 771, 778, 809, 0,
344 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
345 /* 0x1a - 1280x768@120Hz RB */
346 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 140250, 1280, 1328,
347 1360, 1440, 0, 768, 771, 778, 813, 0,
348 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
349 /* 0x1b - 1280x800@60Hz RB */
350 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 71000, 1280, 1328,
351 1360, 1440, 0, 800, 803, 809, 823, 0,
352 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
353 /* 0x1c - 1280x800@60Hz */
354 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352,
355 1480, 1680, 0, 800, 803, 809, 831, 0,
356 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
357 /* 0x1d - 1280x800@75Hz */
358 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 106500, 1280, 1360,
359 1488, 1696, 0, 800, 803, 809, 838, 0,
360 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
361 /* 0x1e - 1280x800@85Hz */
362 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 122500, 1280, 1360,
363 1496, 1712, 0, 800, 803, 809, 843, 0,
364 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
365 /* 0x1f - 1280x800@120Hz RB */
366 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 146250, 1280, 1328,
367 1360, 1440, 0, 800, 803, 809, 847, 0,
368 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
369 /* 0x20 - 1280x960@60Hz */
370 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376,
371 1488, 1800, 0, 960, 961, 964, 1000, 0,
372 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
373 /* 0x21 - 1280x960@85Hz */
374 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1344,
375 1504, 1728, 0, 960, 961, 964, 1011, 0,
376 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
377 /* 0x22 - 1280x960@120Hz RB */
378 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 175500, 1280, 1328,
379 1360, 1440, 0, 960, 963, 967, 1017, 0,
380 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
381 /* 0x23 - 1280x1024@60Hz */
382 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328,
383 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
384 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
385 /* 0x24 - 1280x1024@75Hz */
386 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296,
387 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
388 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
389 /* 0x25 - 1280x1024@85Hz */
390 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 157500, 1280, 1344,
391 1504, 1728, 0, 1024, 1025, 1028, 1072, 0,
392 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
393 /* 0x26 - 1280x1024@120Hz RB */
394 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 187250, 1280, 1328,
395 1360, 1440, 0, 1024, 1027, 1034, 1084, 0,
396 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
397 /* 0x27 - 1360x768@60Hz */
398 { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424,
399 1536, 1792, 0, 768, 771, 777, 795, 0,
400 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
401 /* 0x28 - 1360x768@120Hz RB */
402 { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 148250, 1360, 1408,
403 1440, 1520, 0, 768, 771, 776, 813, 0,
404 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
405 /* 0x51 - 1366x768@60Hz */
406 { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 85500, 1366, 1436,
407 1579, 1792, 0, 768, 771, 774, 798, 0,
408 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
409 /* 0x56 - 1366x768@60Hz */
410 { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 72000, 1366, 1380,
411 1436, 1500, 0, 768, 769, 772, 800, 0,
412 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
413 /* 0x29 - 1400x1050@60Hz RB */
414 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 101000, 1400, 1448,
415 1480, 1560, 0, 1050, 1053, 1057, 1080, 0,
416 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
417 /* 0x2a - 1400x1050@60Hz */
418 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488,
419 1632, 1864, 0, 1050, 1053, 1057, 1089, 0,
420 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
421 /* 0x2b - 1400x1050@75Hz */
422 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 156000, 1400, 1504,
423 1648, 1896, 0, 1050, 1053, 1057, 1099, 0,
424 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
425 /* 0x2c - 1400x1050@85Hz */
426 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 179500, 1400, 1504,
427 1656, 1912, 0, 1050, 1053, 1057, 1105, 0,
428 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
429 /* 0x2d - 1400x1050@120Hz RB */
430 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 208000, 1400, 1448,
431 1480, 1560, 0, 1050, 1053, 1057, 1112, 0,
432 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
433 /* 0x2e - 1440x900@60Hz RB */
434 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 88750, 1440, 1488,
435 1520, 1600, 0, 900, 903, 909, 926, 0,
436 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
437 /* 0x2f - 1440x900@60Hz */
438 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520,
439 1672, 1904, 0, 900, 903, 909, 934, 0,
440 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
441 /* 0x30 - 1440x900@75Hz */
442 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 136750, 1440, 1536,
443 1688, 1936, 0, 900, 903, 909, 942, 0,
444 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
445 /* 0x31 - 1440x900@85Hz */
446 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 157000, 1440, 1544,
447 1696, 1952, 0, 900, 903, 909, 948, 0,
448 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
449 /* 0x32 - 1440x900@120Hz RB */
450 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 182750, 1440, 1488,
451 1520, 1600, 0, 900, 903, 909, 953, 0,
452 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
453 /* 0x53 - 1600x900@60Hz */
454 { DRM_MODE("1600x900", DRM_MODE_TYPE_DRIVER, 108000, 1600, 1624,
455 1704, 1800, 0, 900, 901, 904, 1000, 0,
456 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
457 /* 0x33 - 1600x1200@60Hz */
458 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664,
459 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
460 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
461 /* 0x34 - 1600x1200@65Hz */
462 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 175500, 1600, 1664,
463 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
464 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
465 /* 0x35 - 1600x1200@70Hz */
466 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 189000, 1600, 1664,
467 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
468 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
469 /* 0x36 - 1600x1200@75Hz */
470 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 202500, 1600, 1664,
471 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
472 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
473 /* 0x37 - 1600x1200@85Hz */
474 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 229500, 1600, 1664,
475 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
476 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
477 /* 0x38 - 1600x1200@120Hz RB */
478 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 268250, 1600, 1648,
479 1680, 1760, 0, 1200, 1203, 1207, 1271, 0,
480 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
481 /* 0x39 - 1680x1050@60Hz RB */
482 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 119000, 1680, 1728,
483 1760, 1840, 0, 1050, 1053, 1059, 1080, 0,
484 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
485 /* 0x3a - 1680x1050@60Hz */
486 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784,
487 1960, 2240, 0, 1050, 1053, 1059, 1089, 0,
488 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
489 /* 0x3b - 1680x1050@75Hz */
490 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 187000, 1680, 1800,
491 1976, 2272, 0, 1050, 1053, 1059, 1099, 0,
492 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
493 /* 0x3c - 1680x1050@85Hz */
494 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 214750, 1680, 1808,
495 1984, 2288, 0, 1050, 1053, 1059, 1105, 0,
496 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
497 /* 0x3d - 1680x1050@120Hz RB */
498 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 245500, 1680, 1728,
499 1760, 1840, 0, 1050, 1053, 1059, 1112, 0,
500 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
501 /* 0x3e - 1792x1344@60Hz */
502 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920,
503 2120, 2448, 0, 1344, 1345, 1348, 1394, 0,
504 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
505 /* 0x3f - 1792x1344@75Hz */
506 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 261000, 1792, 1888,
507 2104, 2456, 0, 1344, 1345, 1348, 1417, 0,
508 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
509 /* 0x40 - 1792x1344@120Hz RB */
510 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 333250, 1792, 1840,
511 1872, 1952, 0, 1344, 1347, 1351, 1423, 0,
512 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
513 /* 0x41 - 1856x1392@60Hz */
514 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952,
515 2176, 2528, 0, 1392, 1393, 1396, 1439, 0,
516 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
517 /* 0x42 - 1856x1392@75Hz */
518 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 288000, 1856, 1984,
519 2208, 2560, 0, 1392, 1393, 1396, 1500, 0,
520 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
521 /* 0x43 - 1856x1392@120Hz RB */
522 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 356500, 1856, 1904,
523 1936, 2016, 0, 1392, 1395, 1399, 1474, 0,
524 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
525 /* 0x52 - 1920x1080@60Hz */
526 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
527 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
528 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
529 /* 0x44 - 1920x1200@60Hz RB */
530 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 154000, 1920, 1968,
531 2000, 2080, 0, 1200, 1203, 1209, 1235, 0,
532 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
533 /* 0x45 - 1920x1200@60Hz */
534 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056,
535 2256, 2592, 0, 1200, 1203, 1209, 1245, 0,
536 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
537 /* 0x46 - 1920x1200@75Hz */
538 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 245250, 1920, 2056,
539 2264, 2608, 0, 1200, 1203, 1209, 1255, 0,
540 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
541 /* 0x47 - 1920x1200@85Hz */
542 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 281250, 1920, 2064,
543 2272, 2624, 0, 1200, 1203, 1209, 1262, 0,
544 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
545 /* 0x48 - 1920x1200@120Hz RB */
546 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 317000, 1920, 1968,
547 2000, 2080, 0, 1200, 1203, 1209, 1271, 0,
548 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
549 /* 0x49 - 1920x1440@60Hz */
550 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048,
551 2256, 2600, 0, 1440, 1441, 1444, 1500, 0,
552 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
553 /* 0x4a - 1920x1440@75Hz */
554 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2064,
555 2288, 2640, 0, 1440, 1441, 1444, 1500, 0,
556 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
557 /* 0x4b - 1920x1440@120Hz RB */
558 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 380500, 1920, 1968,
559 2000, 2080, 0, 1440, 1443, 1447, 1525, 0,
560 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
561 /* 0x54 - 2048x1152@60Hz */
562 { DRM_MODE("2048x1152", DRM_MODE_TYPE_DRIVER, 162000, 2048, 2074,
563 2154, 2250, 0, 1152, 1153, 1156, 1200, 0,
564 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
565 /* 0x4c - 2560x1600@60Hz RB */
566 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 268500, 2560, 2608,
567 2640, 2720, 0, 1600, 1603, 1609, 1646, 0,
568 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
569 /* 0x4d - 2560x1600@60Hz */
570 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752,
571 3032, 3504, 0, 1600, 1603, 1609, 1658, 0,
572 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
573 /* 0x4e - 2560x1600@75Hz */
574 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 443250, 2560, 2768,
575 3048, 3536, 0, 1600, 1603, 1609, 1672, 0,
576 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
577 /* 0x4f - 2560x1600@85Hz */
578 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 505250, 2560, 2768,
579 3048, 3536, 0, 1600, 1603, 1609, 1682, 0,
580 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
581 /* 0x50 - 2560x1600@120Hz RB */
582 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 552750, 2560, 2608,
583 2640, 2720, 0, 1600, 1603, 1609, 1694, 0,
584 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
585 /* 0x57 - 4096x2160@60Hz RB */
586 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 556744, 4096, 4104,
587 4136, 4176, 0, 2160, 2208, 2216, 2222, 0,
588 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
589 /* 0x58 - 4096x2160@59.94Hz RB */
590 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 556188, 4096, 4104,
591 4136, 4176, 0, 2160, 2208, 2216, 2222, 0,
592 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
596 * These more or less come from the DMT spec. The 720x400 modes are
597 * inferred from historical 80x25 practice. The 640x480@67 and 832x624@75
598 * modes are old-school Mac modes. The EDID spec says the 1152x864@75 mode
599 * should be 1152x870, again for the Mac, but instead we use the x864 DMT
602 * The DMT modes have been fact-checked; the rest are mild guesses.
604 static const struct drm_display_mode edid_est_modes[] = {
605 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
606 968, 1056, 0, 600, 601, 605, 628, 0,
607 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@60Hz */
608 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824,
609 896, 1024, 0, 600, 601, 603, 625, 0,
610 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@56Hz */
611 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656,
612 720, 840, 0, 480, 481, 484, 500, 0,
613 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@75Hz */
614 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664,
615 704, 832, 0, 480, 489, 492, 520, 0,
616 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@72Hz */
617 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 30240, 640, 704,
618 768, 864, 0, 480, 483, 486, 525, 0,
619 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@67Hz */
620 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
621 752, 800, 0, 480, 490, 492, 525, 0,
622 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@60Hz */
623 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 738,
624 846, 900, 0, 400, 421, 423, 449, 0,
625 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 720x400@88Hz */
626 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 28320, 720, 738,
627 846, 900, 0, 400, 412, 414, 449, 0,
628 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 720x400@70Hz */
629 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296,
630 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
631 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1280x1024@75Hz */
632 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040,
633 1136, 1312, 0, 768, 769, 772, 800, 0,
634 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1024x768@75Hz */
635 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048,
636 1184, 1328, 0, 768, 771, 777, 806, 0,
637 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@70Hz */
638 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
639 1184, 1344, 0, 768, 771, 777, 806, 0,
640 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@60Hz */
641 { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER,44900, 1024, 1032,
642 1208, 1264, 0, 768, 768, 776, 817, 0,
643 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_INTERLACE) }, /* 1024x768@43Hz */
644 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 57284, 832, 864,
645 928, 1152, 0, 624, 625, 628, 667, 0,
646 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 832x624@75Hz */
647 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816,
648 896, 1056, 0, 600, 601, 604, 625, 0,
649 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@75Hz */
650 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856,
651 976, 1040, 0, 600, 637, 643, 666, 0,
652 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@72Hz */
653 { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
654 1344, 1600, 0, 864, 865, 868, 900, 0,
655 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1152x864@75Hz */
665 static const struct minimode est3_modes[] = {
673 { 1024, 768, 85, 0 },
674 { 1152, 864, 75, 0 },
676 { 1280, 768, 60, 1 },
677 { 1280, 768, 60, 0 },
678 { 1280, 768, 75, 0 },
679 { 1280, 768, 85, 0 },
680 { 1280, 960, 60, 0 },
681 { 1280, 960, 85, 0 },
682 { 1280, 1024, 60, 0 },
683 { 1280, 1024, 85, 0 },
685 { 1360, 768, 60, 0 },
686 { 1440, 900, 60, 1 },
687 { 1440, 900, 60, 0 },
688 { 1440, 900, 75, 0 },
689 { 1440, 900, 85, 0 },
690 { 1400, 1050, 60, 1 },
691 { 1400, 1050, 60, 0 },
692 { 1400, 1050, 75, 0 },
694 { 1400, 1050, 85, 0 },
695 { 1680, 1050, 60, 1 },
696 { 1680, 1050, 60, 0 },
697 { 1680, 1050, 75, 0 },
698 { 1680, 1050, 85, 0 },
699 { 1600, 1200, 60, 0 },
700 { 1600, 1200, 65, 0 },
701 { 1600, 1200, 70, 0 },
703 { 1600, 1200, 75, 0 },
704 { 1600, 1200, 85, 0 },
705 { 1792, 1344, 60, 0 },
706 { 1792, 1344, 75, 0 },
707 { 1856, 1392, 60, 0 },
708 { 1856, 1392, 75, 0 },
709 { 1920, 1200, 60, 1 },
710 { 1920, 1200, 60, 0 },
712 { 1920, 1200, 75, 0 },
713 { 1920, 1200, 85, 0 },
714 { 1920, 1440, 60, 0 },
715 { 1920, 1440, 75, 0 },
718 static const struct minimode extra_modes[] = {
719 { 1024, 576, 60, 0 },
720 { 1366, 768, 60, 0 },
721 { 1600, 900, 60, 0 },
722 { 1680, 945, 60, 0 },
723 { 1920, 1080, 60, 0 },
724 { 2048, 1152, 60, 0 },
725 { 2048, 1536, 60, 0 },
729 * From CEA/CTA-861 spec.
731 * Do not access directly, instead always use cea_mode_for_vic().
733 static const struct drm_display_mode edid_cea_modes_1[] = {
734 /* 1 - 640x480@60Hz 4:3 */
735 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
736 752, 800, 0, 480, 490, 492, 525, 0,
737 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
738 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
739 /* 2 - 720x480@60Hz 4:3 */
740 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736,
741 798, 858, 0, 480, 489, 495, 525, 0,
742 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
743 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
744 /* 3 - 720x480@60Hz 16:9 */
745 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736,
746 798, 858, 0, 480, 489, 495, 525, 0,
747 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
748 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
749 /* 4 - 1280x720@60Hz 16:9 */
750 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
751 1430, 1650, 0, 720, 725, 730, 750, 0,
752 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
753 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
754 /* 5 - 1920x1080i@60Hz 16:9 */
755 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
756 2052, 2200, 0, 1080, 1084, 1094, 1125, 0,
757 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
758 DRM_MODE_FLAG_INTERLACE),
759 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
760 /* 6 - 720(1440)x480i@60Hz 4:3 */
761 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
762 801, 858, 0, 480, 488, 494, 525, 0,
763 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
764 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
765 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
766 /* 7 - 720(1440)x480i@60Hz 16:9 */
767 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
768 801, 858, 0, 480, 488, 494, 525, 0,
769 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
770 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
771 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
772 /* 8 - 720(1440)x240@60Hz 4:3 */
773 { DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
774 801, 858, 0, 240, 244, 247, 262, 0,
775 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
776 DRM_MODE_FLAG_DBLCLK),
777 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
778 /* 9 - 720(1440)x240@60Hz 16:9 */
779 { DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
780 801, 858, 0, 240, 244, 247, 262, 0,
781 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
782 DRM_MODE_FLAG_DBLCLK),
783 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
784 /* 10 - 2880x480i@60Hz 4:3 */
785 { DRM_MODE("2880x480i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
786 3204, 3432, 0, 480, 488, 494, 525, 0,
787 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
788 DRM_MODE_FLAG_INTERLACE),
789 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
790 /* 11 - 2880x480i@60Hz 16:9 */
791 { DRM_MODE("2880x480i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
792 3204, 3432, 0, 480, 488, 494, 525, 0,
793 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
794 DRM_MODE_FLAG_INTERLACE),
795 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
796 /* 12 - 2880x240@60Hz 4:3 */
797 { DRM_MODE("2880x240", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
798 3204, 3432, 0, 240, 244, 247, 262, 0,
799 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
800 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
801 /* 13 - 2880x240@60Hz 16:9 */
802 { DRM_MODE("2880x240", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
803 3204, 3432, 0, 240, 244, 247, 262, 0,
804 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
805 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
806 /* 14 - 1440x480@60Hz 4:3 */
807 { DRM_MODE("1440x480", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1472,
808 1596, 1716, 0, 480, 489, 495, 525, 0,
809 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
810 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
811 /* 15 - 1440x480@60Hz 16:9 */
812 { DRM_MODE("1440x480", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1472,
813 1596, 1716, 0, 480, 489, 495, 525, 0,
814 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
815 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
816 /* 16 - 1920x1080@60Hz 16:9 */
817 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
818 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
819 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
820 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
821 /* 17 - 720x576@50Hz 4:3 */
822 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
823 796, 864, 0, 576, 581, 586, 625, 0,
824 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
825 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
826 /* 18 - 720x576@50Hz 16:9 */
827 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
828 796, 864, 0, 576, 581, 586, 625, 0,
829 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
830 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
831 /* 19 - 1280x720@50Hz 16:9 */
832 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720,
833 1760, 1980, 0, 720, 725, 730, 750, 0,
834 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
835 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
836 /* 20 - 1920x1080i@50Hz 16:9 */
837 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
838 2492, 2640, 0, 1080, 1084, 1094, 1125, 0,
839 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
840 DRM_MODE_FLAG_INTERLACE),
841 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
842 /* 21 - 720(1440)x576i@50Hz 4:3 */
843 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
844 795, 864, 0, 576, 580, 586, 625, 0,
845 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
846 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
847 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
848 /* 22 - 720(1440)x576i@50Hz 16:9 */
849 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
850 795, 864, 0, 576, 580, 586, 625, 0,
851 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
852 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
853 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
854 /* 23 - 720(1440)x288@50Hz 4:3 */
855 { DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
856 795, 864, 0, 288, 290, 293, 312, 0,
857 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
858 DRM_MODE_FLAG_DBLCLK),
859 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
860 /* 24 - 720(1440)x288@50Hz 16:9 */
861 { DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
862 795, 864, 0, 288, 290, 293, 312, 0,
863 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
864 DRM_MODE_FLAG_DBLCLK),
865 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
866 /* 25 - 2880x576i@50Hz 4:3 */
867 { DRM_MODE("2880x576i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
868 3180, 3456, 0, 576, 580, 586, 625, 0,
869 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
870 DRM_MODE_FLAG_INTERLACE),
871 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
872 /* 26 - 2880x576i@50Hz 16:9 */
873 { DRM_MODE("2880x576i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
874 3180, 3456, 0, 576, 580, 586, 625, 0,
875 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
876 DRM_MODE_FLAG_INTERLACE),
877 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
878 /* 27 - 2880x288@50Hz 4:3 */
879 { DRM_MODE("2880x288", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
880 3180, 3456, 0, 288, 290, 293, 312, 0,
881 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
882 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
883 /* 28 - 2880x288@50Hz 16:9 */
884 { DRM_MODE("2880x288", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
885 3180, 3456, 0, 288, 290, 293, 312, 0,
886 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
887 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
888 /* 29 - 1440x576@50Hz 4:3 */
889 { DRM_MODE("1440x576", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1464,
890 1592, 1728, 0, 576, 581, 586, 625, 0,
891 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
892 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
893 /* 30 - 1440x576@50Hz 16:9 */
894 { DRM_MODE("1440x576", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1464,
895 1592, 1728, 0, 576, 581, 586, 625, 0,
896 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
897 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
898 /* 31 - 1920x1080@50Hz 16:9 */
899 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
900 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
901 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
902 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
903 /* 32 - 1920x1080@24Hz 16:9 */
904 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2558,
905 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
906 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
907 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
908 /* 33 - 1920x1080@25Hz 16:9 */
909 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
910 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
911 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
912 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
913 /* 34 - 1920x1080@30Hz 16:9 */
914 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
915 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
916 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
917 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
918 /* 35 - 2880x480@60Hz 4:3 */
919 { DRM_MODE("2880x480", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2944,
920 3192, 3432, 0, 480, 489, 495, 525, 0,
921 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
922 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
923 /* 36 - 2880x480@60Hz 16:9 */
924 { DRM_MODE("2880x480", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2944,
925 3192, 3432, 0, 480, 489, 495, 525, 0,
926 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
927 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
928 /* 37 - 2880x576@50Hz 4:3 */
929 { DRM_MODE("2880x576", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2928,
930 3184, 3456, 0, 576, 581, 586, 625, 0,
931 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
932 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
933 /* 38 - 2880x576@50Hz 16:9 */
934 { DRM_MODE("2880x576", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2928,
935 3184, 3456, 0, 576, 581, 586, 625, 0,
936 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
937 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
938 /* 39 - 1920x1080i@50Hz 16:9 */
939 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 72000, 1920, 1952,
940 2120, 2304, 0, 1080, 1126, 1136, 1250, 0,
941 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC |
942 DRM_MODE_FLAG_INTERLACE),
943 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
944 /* 40 - 1920x1080i@100Hz 16:9 */
945 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
946 2492, 2640, 0, 1080, 1084, 1094, 1125, 0,
947 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
948 DRM_MODE_FLAG_INTERLACE),
949 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
950 /* 41 - 1280x720@100Hz 16:9 */
951 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720,
952 1760, 1980, 0, 720, 725, 730, 750, 0,
953 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
954 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
955 /* 42 - 720x576@100Hz 4:3 */
956 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
957 796, 864, 0, 576, 581, 586, 625, 0,
958 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
959 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
960 /* 43 - 720x576@100Hz 16:9 */
961 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
962 796, 864, 0, 576, 581, 586, 625, 0,
963 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
964 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
965 /* 44 - 720(1440)x576i@100Hz 4:3 */
966 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
967 795, 864, 0, 576, 580, 586, 625, 0,
968 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
969 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
970 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
971 /* 45 - 720(1440)x576i@100Hz 16:9 */
972 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
973 795, 864, 0, 576, 580, 586, 625, 0,
974 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
975 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
976 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
977 /* 46 - 1920x1080i@120Hz 16:9 */
978 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
979 2052, 2200, 0, 1080, 1084, 1094, 1125, 0,
980 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
981 DRM_MODE_FLAG_INTERLACE),
982 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
983 /* 47 - 1280x720@120Hz 16:9 */
984 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390,
985 1430, 1650, 0, 720, 725, 730, 750, 0,
986 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
987 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
988 /* 48 - 720x480@120Hz 4:3 */
989 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 54000, 720, 736,
990 798, 858, 0, 480, 489, 495, 525, 0,
991 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
992 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
993 /* 49 - 720x480@120Hz 16:9 */
994 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 54000, 720, 736,
995 798, 858, 0, 480, 489, 495, 525, 0,
996 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
997 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
998 /* 50 - 720(1440)x480i@120Hz 4:3 */
999 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 27000, 720, 739,
1000 801, 858, 0, 480, 488, 494, 525, 0,
1001 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1002 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1003 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
1004 /* 51 - 720(1440)x480i@120Hz 16:9 */
1005 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 27000, 720, 739,
1006 801, 858, 0, 480, 488, 494, 525, 0,
1007 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1008 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1009 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1010 /* 52 - 720x576@200Hz 4:3 */
1011 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 108000, 720, 732,
1012 796, 864, 0, 576, 581, 586, 625, 0,
1013 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
1014 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
1015 /* 53 - 720x576@200Hz 16:9 */
1016 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 108000, 720, 732,
1017 796, 864, 0, 576, 581, 586, 625, 0,
1018 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
1019 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1020 /* 54 - 720(1440)x576i@200Hz 4:3 */
1021 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
1022 795, 864, 0, 576, 580, 586, 625, 0,
1023 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1024 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1025 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
1026 /* 55 - 720(1440)x576i@200Hz 16:9 */
1027 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
1028 795, 864, 0, 576, 580, 586, 625, 0,
1029 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1030 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1031 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1032 /* 56 - 720x480@240Hz 4:3 */
1033 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 108000, 720, 736,
1034 798, 858, 0, 480, 489, 495, 525, 0,
1035 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
1036 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
1037 /* 57 - 720x480@240Hz 16:9 */
1038 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 108000, 720, 736,
1039 798, 858, 0, 480, 489, 495, 525, 0,
1040 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
1041 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1042 /* 58 - 720(1440)x480i@240Hz 4:3 */
1043 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 54000, 720, 739,
1044 801, 858, 0, 480, 488, 494, 525, 0,
1045 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1046 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1047 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
1048 /* 59 - 720(1440)x480i@240Hz 16:9 */
1049 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 54000, 720, 739,
1050 801, 858, 0, 480, 488, 494, 525, 0,
1051 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1052 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1053 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1054 /* 60 - 1280x720@24Hz 16:9 */
1055 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 59400, 1280, 3040,
1056 3080, 3300, 0, 720, 725, 730, 750, 0,
1057 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1058 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1059 /* 61 - 1280x720@25Hz 16:9 */
1060 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3700,
1061 3740, 3960, 0, 720, 725, 730, 750, 0,
1062 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1063 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1064 /* 62 - 1280x720@30Hz 16:9 */
1065 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040,
1066 3080, 3300, 0, 720, 725, 730, 750, 0,
1067 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1068 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1069 /* 63 - 1920x1080@120Hz 16:9 */
1070 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008,
1071 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
1072 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1073 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1074 /* 64 - 1920x1080@100Hz 16:9 */
1075 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448,
1076 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
1077 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1078 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1079 /* 65 - 1280x720@24Hz 64:27 */
1080 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 59400, 1280, 3040,
1081 3080, 3300, 0, 720, 725, 730, 750, 0,
1082 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1083 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1084 /* 66 - 1280x720@25Hz 64:27 */
1085 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3700,
1086 3740, 3960, 0, 720, 725, 730, 750, 0,
1087 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1088 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1089 /* 67 - 1280x720@30Hz 64:27 */
1090 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040,
1091 3080, 3300, 0, 720, 725, 730, 750, 0,
1092 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1093 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1094 /* 68 - 1280x720@50Hz 64:27 */
1095 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720,
1096 1760, 1980, 0, 720, 725, 730, 750, 0,
1097 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1098 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1099 /* 69 - 1280x720@60Hz 64:27 */
1100 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
1101 1430, 1650, 0, 720, 725, 730, 750, 0,
1102 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1103 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1104 /* 70 - 1280x720@100Hz 64:27 */
1105 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720,
1106 1760, 1980, 0, 720, 725, 730, 750, 0,
1107 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1108 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1109 /* 71 - 1280x720@120Hz 64:27 */
1110 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390,
1111 1430, 1650, 0, 720, 725, 730, 750, 0,
1112 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1113 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1114 /* 72 - 1920x1080@24Hz 64:27 */
1115 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2558,
1116 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
1117 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1118 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1119 /* 73 - 1920x1080@25Hz 64:27 */
1120 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
1121 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
1122 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1123 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1124 /* 74 - 1920x1080@30Hz 64:27 */
1125 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
1126 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
1127 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1128 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1129 /* 75 - 1920x1080@50Hz 64:27 */
1130 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
1131 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
1132 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1133 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1134 /* 76 - 1920x1080@60Hz 64:27 */
1135 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
1136 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
1137 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1138 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1139 /* 77 - 1920x1080@100Hz 64:27 */
1140 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448,
1141 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
1142 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1143 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1144 /* 78 - 1920x1080@120Hz 64:27 */
1145 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008,
1146 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
1147 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1148 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1149 /* 79 - 1680x720@24Hz 64:27 */
1150 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 3040,
1151 3080, 3300, 0, 720, 725, 730, 750, 0,
1152 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1153 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1154 /* 80 - 1680x720@25Hz 64:27 */
1155 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 2908,
1156 2948, 3168, 0, 720, 725, 730, 750, 0,
1157 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1158 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1159 /* 81 - 1680x720@30Hz 64:27 */
1160 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 2380,
1161 2420, 2640, 0, 720, 725, 730, 750, 0,
1162 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1163 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1164 /* 82 - 1680x720@50Hz 64:27 */
1165 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 82500, 1680, 1940,
1166 1980, 2200, 0, 720, 725, 730, 750, 0,
1167 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1168 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1169 /* 83 - 1680x720@60Hz 64:27 */
1170 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 99000, 1680, 1940,
1171 1980, 2200, 0, 720, 725, 730, 750, 0,
1172 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1173 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1174 /* 84 - 1680x720@100Hz 64:27 */
1175 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 165000, 1680, 1740,
1176 1780, 2000, 0, 720, 725, 730, 825, 0,
1177 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1178 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1179 /* 85 - 1680x720@120Hz 64:27 */
1180 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 198000, 1680, 1740,
1181 1780, 2000, 0, 720, 725, 730, 825, 0,
1182 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1183 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1184 /* 86 - 2560x1080@24Hz 64:27 */
1185 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 99000, 2560, 3558,
1186 3602, 3750, 0, 1080, 1084, 1089, 1100, 0,
1187 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1188 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1189 /* 87 - 2560x1080@25Hz 64:27 */
1190 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 90000, 2560, 3008,
1191 3052, 3200, 0, 1080, 1084, 1089, 1125, 0,
1192 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1193 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1194 /* 88 - 2560x1080@30Hz 64:27 */
1195 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 118800, 2560, 3328,
1196 3372, 3520, 0, 1080, 1084, 1089, 1125, 0,
1197 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1198 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1199 /* 89 - 2560x1080@50Hz 64:27 */
1200 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 185625, 2560, 3108,
1201 3152, 3300, 0, 1080, 1084, 1089, 1125, 0,
1202 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1203 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1204 /* 90 - 2560x1080@60Hz 64:27 */
1205 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 198000, 2560, 2808,
1206 2852, 3000, 0, 1080, 1084, 1089, 1100, 0,
1207 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1208 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1209 /* 91 - 2560x1080@100Hz 64:27 */
1210 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 371250, 2560, 2778,
1211 2822, 2970, 0, 1080, 1084, 1089, 1250, 0,
1212 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1213 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1214 /* 92 - 2560x1080@120Hz 64:27 */
1215 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 495000, 2560, 3108,
1216 3152, 3300, 0, 1080, 1084, 1089, 1250, 0,
1217 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1218 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1219 /* 93 - 3840x2160@24Hz 16:9 */
1220 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 5116,
1221 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1222 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1223 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1224 /* 94 - 3840x2160@25Hz 16:9 */
1225 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4896,
1226 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1227 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1228 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1229 /* 95 - 3840x2160@30Hz 16:9 */
1230 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016,
1231 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1232 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1233 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1234 /* 96 - 3840x2160@50Hz 16:9 */
1235 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896,
1236 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1237 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1238 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1239 /* 97 - 3840x2160@60Hz 16:9 */
1240 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016,
1241 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1242 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1243 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1244 /* 98 - 4096x2160@24Hz 256:135 */
1245 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 5116,
1246 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1247 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1248 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1249 /* 99 - 4096x2160@25Hz 256:135 */
1250 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 5064,
1251 5152, 5280, 0, 2160, 2168, 2178, 2250, 0,
1252 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1253 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1254 /* 100 - 4096x2160@30Hz 256:135 */
1255 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 4184,
1256 4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
1257 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1258 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1259 /* 101 - 4096x2160@50Hz 256:135 */
1260 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 5064,
1261 5152, 5280, 0, 2160, 2168, 2178, 2250, 0,
1262 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1263 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1264 /* 102 - 4096x2160@60Hz 256:135 */
1265 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 4184,
1266 4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
1267 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1268 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1269 /* 103 - 3840x2160@24Hz 64:27 */
1270 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 5116,
1271 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1272 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1273 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1274 /* 104 - 3840x2160@25Hz 64:27 */
1275 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4896,
1276 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1277 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1278 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1279 /* 105 - 3840x2160@30Hz 64:27 */
1280 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016,
1281 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1282 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1283 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1284 /* 106 - 3840x2160@50Hz 64:27 */
1285 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896,
1286 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1287 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1288 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1289 /* 107 - 3840x2160@60Hz 64:27 */
1290 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016,
1291 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1292 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1293 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1294 /* 108 - 1280x720@48Hz 16:9 */
1295 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 90000, 1280, 2240,
1296 2280, 2500, 0, 720, 725, 730, 750, 0,
1297 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1298 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1299 /* 109 - 1280x720@48Hz 64:27 */
1300 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 90000, 1280, 2240,
1301 2280, 2500, 0, 720, 725, 730, 750, 0,
1302 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1303 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1304 /* 110 - 1680x720@48Hz 64:27 */
1305 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 99000, 1680, 2490,
1306 2530, 2750, 0, 720, 725, 730, 750, 0,
1307 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1308 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1309 /* 111 - 1920x1080@48Hz 16:9 */
1310 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2558,
1311 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
1312 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1313 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1314 /* 112 - 1920x1080@48Hz 64:27 */
1315 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2558,
1316 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
1317 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1318 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1319 /* 113 - 2560x1080@48Hz 64:27 */
1320 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 198000, 2560, 3558,
1321 3602, 3750, 0, 1080, 1084, 1089, 1100, 0,
1322 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1323 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1324 /* 114 - 3840x2160@48Hz 16:9 */
1325 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 5116,
1326 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1327 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1328 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1329 /* 115 - 4096x2160@48Hz 256:135 */
1330 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 5116,
1331 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1332 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1333 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1334 /* 116 - 3840x2160@48Hz 64:27 */
1335 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 5116,
1336 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1337 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1338 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1339 /* 117 - 3840x2160@100Hz 16:9 */
1340 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4896,
1341 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1342 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1343 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1344 /* 118 - 3840x2160@120Hz 16:9 */
1345 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4016,
1346 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1347 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1348 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1349 /* 119 - 3840x2160@100Hz 64:27 */
1350 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4896,
1351 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1352 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1353 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1354 /* 120 - 3840x2160@120Hz 64:27 */
1355 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4016,
1356 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1357 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1358 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1359 /* 121 - 5120x2160@24Hz 64:27 */
1360 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 7116,
1361 7204, 7500, 0, 2160, 2168, 2178, 2200, 0,
1362 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1363 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1364 /* 122 - 5120x2160@25Hz 64:27 */
1365 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 6816,
1366 6904, 7200, 0, 2160, 2168, 2178, 2200, 0,
1367 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1368 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1369 /* 123 - 5120x2160@30Hz 64:27 */
1370 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 5784,
1371 5872, 6000, 0, 2160, 2168, 2178, 2200, 0,
1372 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1373 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1374 /* 124 - 5120x2160@48Hz 64:27 */
1375 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 5866,
1376 5954, 6250, 0, 2160, 2168, 2178, 2475, 0,
1377 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1378 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1379 /* 125 - 5120x2160@50Hz 64:27 */
1380 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 6216,
1381 6304, 6600, 0, 2160, 2168, 2178, 2250, 0,
1382 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1383 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1384 /* 126 - 5120x2160@60Hz 64:27 */
1385 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 5284,
1386 5372, 5500, 0, 2160, 2168, 2178, 2250, 0,
1387 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1388 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1389 /* 127 - 5120x2160@100Hz 64:27 */
1390 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 1485000, 5120, 6216,
1391 6304, 6600, 0, 2160, 2168, 2178, 2250, 0,
1392 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1393 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1397 * From CEA/CTA-861 spec.
1399 * Do not access directly, instead always use cea_mode_for_vic().
1401 static const struct drm_display_mode edid_cea_modes_193[] = {
1402 /* 193 - 5120x2160@120Hz 64:27 */
1403 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 1485000, 5120, 5284,
1404 5372, 5500, 0, 2160, 2168, 2178, 2250, 0,
1405 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1406 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1407 /* 194 - 7680x4320@24Hz 16:9 */
1408 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10232,
1409 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
1410 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1411 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1412 /* 195 - 7680x4320@25Hz 16:9 */
1413 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10032,
1414 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
1415 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1416 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1417 /* 196 - 7680x4320@30Hz 16:9 */
1418 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 8232,
1419 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
1420 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1421 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1422 /* 197 - 7680x4320@48Hz 16:9 */
1423 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10232,
1424 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
1425 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1426 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1427 /* 198 - 7680x4320@50Hz 16:9 */
1428 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10032,
1429 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
1430 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1431 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1432 /* 199 - 7680x4320@60Hz 16:9 */
1433 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 8232,
1434 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
1435 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1436 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1437 /* 200 - 7680x4320@100Hz 16:9 */
1438 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 9792,
1439 9968, 10560, 0, 4320, 4336, 4356, 4500, 0,
1440 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1441 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1442 /* 201 - 7680x4320@120Hz 16:9 */
1443 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 8032,
1444 8208, 8800, 0, 4320, 4336, 4356, 4500, 0,
1445 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1446 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1447 /* 202 - 7680x4320@24Hz 64:27 */
1448 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10232,
1449 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
1450 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1451 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1452 /* 203 - 7680x4320@25Hz 64:27 */
1453 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10032,
1454 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
1455 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1456 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1457 /* 204 - 7680x4320@30Hz 64:27 */
1458 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 8232,
1459 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
1460 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1461 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1462 /* 205 - 7680x4320@48Hz 64:27 */
1463 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10232,
1464 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
1465 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1466 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1467 /* 206 - 7680x4320@50Hz 64:27 */
1468 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10032,
1469 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
1470 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1471 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1472 /* 207 - 7680x4320@60Hz 64:27 */
1473 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 8232,
1474 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
1475 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1476 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1477 /* 208 - 7680x4320@100Hz 64:27 */
1478 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 9792,
1479 9968, 10560, 0, 4320, 4336, 4356, 4500, 0,
1480 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1481 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1482 /* 209 - 7680x4320@120Hz 64:27 */
1483 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 8032,
1484 8208, 8800, 0, 4320, 4336, 4356, 4500, 0,
1485 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1486 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1487 /* 210 - 10240x4320@24Hz 64:27 */
1488 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 11732,
1489 11908, 12500, 0, 4320, 4336, 4356, 4950, 0,
1490 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1491 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1492 /* 211 - 10240x4320@25Hz 64:27 */
1493 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 12732,
1494 12908, 13500, 0, 4320, 4336, 4356, 4400, 0,
1495 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1496 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1497 /* 212 - 10240x4320@30Hz 64:27 */
1498 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 10528,
1499 10704, 11000, 0, 4320, 4336, 4356, 4500, 0,
1500 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1501 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1502 /* 213 - 10240x4320@48Hz 64:27 */
1503 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 11732,
1504 11908, 12500, 0, 4320, 4336, 4356, 4950, 0,
1505 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1506 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1507 /* 214 - 10240x4320@50Hz 64:27 */
1508 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 12732,
1509 12908, 13500, 0, 4320, 4336, 4356, 4400, 0,
1510 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1511 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1512 /* 215 - 10240x4320@60Hz 64:27 */
1513 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 10528,
1514 10704, 11000, 0, 4320, 4336, 4356, 4500, 0,
1515 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1516 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1517 /* 216 - 10240x4320@100Hz 64:27 */
1518 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 5940000, 10240, 12432,
1519 12608, 13200, 0, 4320, 4336, 4356, 4500, 0,
1520 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1521 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1522 /* 217 - 10240x4320@120Hz 64:27 */
1523 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 5940000, 10240, 10528,
1524 10704, 11000, 0, 4320, 4336, 4356, 4500, 0,
1525 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1526 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1527 /* 218 - 4096x2160@100Hz 256:135 */
1528 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 1188000, 4096, 4896,
1529 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1530 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1531 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1532 /* 219 - 4096x2160@120Hz 256:135 */
1533 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 1188000, 4096, 4184,
1534 4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
1535 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1536 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1540 * HDMI 1.4 4k modes. Index using the VIC.
1542 static const struct drm_display_mode edid_4k_modes[] = {
1543 /* 0 - dummy, VICs start at 1 */
1545 /* 1 - 3840x2160@30Hz */
1546 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
1547 3840, 4016, 4104, 4400, 0,
1548 2160, 2168, 2178, 2250, 0,
1549 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1550 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1551 /* 2 - 3840x2160@25Hz */
1552 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
1553 3840, 4896, 4984, 5280, 0,
1554 2160, 2168, 2178, 2250, 0,
1555 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1556 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1557 /* 3 - 3840x2160@24Hz */
1558 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
1559 3840, 5116, 5204, 5500, 0,
1560 2160, 2168, 2178, 2250, 0,
1561 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1562 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1563 /* 4 - 4096x2160@24Hz (SMPTE) */
1564 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000,
1565 4096, 5116, 5204, 5500, 0,
1566 2160, 2168, 2178, 2250, 0,
1567 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1568 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1571 /*** DDC fetch and block validation ***/
1574 * The opaque EDID type, internal to drm_edid.c.
1577 /* Size allocated for edid */
1579 const struct edid *edid;
1582 static int edid_hfeeodb_extension_block_count(const struct edid *edid);
1584 static int edid_hfeeodb_block_count(const struct edid *edid)
1586 int eeodb = edid_hfeeodb_extension_block_count(edid);
1588 return eeodb ? eeodb + 1 : 0;
1591 static int edid_extension_block_count(const struct edid *edid)
1593 return edid->extensions;
1596 static int edid_block_count(const struct edid *edid)
1598 return edid_extension_block_count(edid) + 1;
1601 static int edid_size_by_blocks(int num_blocks)
1603 return num_blocks * EDID_LENGTH;
1606 static int edid_size(const struct edid *edid)
1608 return edid_size_by_blocks(edid_block_count(edid));
1611 static const void *edid_block_data(const struct edid *edid, int index)
1613 BUILD_BUG_ON(sizeof(*edid) != EDID_LENGTH);
1615 return edid + index;
1618 static const void *edid_extension_block_data(const struct edid *edid, int index)
1620 return edid_block_data(edid, index + 1);
1623 /* EDID block count indicated in EDID, may exceed allocated size */
1624 static int __drm_edid_block_count(const struct drm_edid *drm_edid)
1628 /* Starting point */
1629 num_blocks = edid_block_count(drm_edid->edid);
1631 /* HF-EEODB override */
1632 if (drm_edid->size >= edid_size_by_blocks(2)) {
1636 * Note: HF-EEODB may specify a smaller extension count than the
1637 * regular one. Unlike in buffer allocation, here we can use it.
1639 eeodb = edid_hfeeodb_block_count(drm_edid->edid);
1647 /* EDID block count, limited by allocated size */
1648 static int drm_edid_block_count(const struct drm_edid *drm_edid)
1650 /* Limit by allocated size */
1651 return min(__drm_edid_block_count(drm_edid),
1652 (int)drm_edid->size / EDID_LENGTH);
1655 /* EDID extension block count, limited by allocated size */
1656 static int drm_edid_extension_block_count(const struct drm_edid *drm_edid)
1658 return drm_edid_block_count(drm_edid) - 1;
1661 static const void *drm_edid_block_data(const struct drm_edid *drm_edid, int index)
1663 return edid_block_data(drm_edid->edid, index);
1666 static const void *drm_edid_extension_block_data(const struct drm_edid *drm_edid,
1669 return edid_extension_block_data(drm_edid->edid, index);
1673 * Initializer helper for legacy interfaces, where we have no choice but to
1674 * trust edid size. Not for general purpose use.
1676 static const struct drm_edid *drm_edid_legacy_init(struct drm_edid *drm_edid,
1677 const struct edid *edid)
1682 memset(drm_edid, 0, sizeof(*drm_edid));
1684 drm_edid->edid = edid;
1685 drm_edid->size = edid_size(edid);
1691 * EDID base and extension block iterator.
1693 * struct drm_edid_iter iter;
1696 * drm_edid_iter_begin(drm_edid, &iter);
1697 * drm_edid_iter_for_each(block, &iter) {
1698 * // do stuff with block
1700 * drm_edid_iter_end(&iter);
1702 struct drm_edid_iter {
1703 const struct drm_edid *drm_edid;
1705 /* Current block index. */
1709 static void drm_edid_iter_begin(const struct drm_edid *drm_edid,
1710 struct drm_edid_iter *iter)
1712 memset(iter, 0, sizeof(*iter));
1714 iter->drm_edid = drm_edid;
1717 static const void *__drm_edid_iter_next(struct drm_edid_iter *iter)
1719 const void *block = NULL;
1721 if (!iter->drm_edid)
1724 if (iter->index < drm_edid_block_count(iter->drm_edid))
1725 block = drm_edid_block_data(iter->drm_edid, iter->index++);
1730 #define drm_edid_iter_for_each(__block, __iter) \
1731 while (((__block) = __drm_edid_iter_next(__iter)))
1733 static void drm_edid_iter_end(struct drm_edid_iter *iter)
1735 memset(iter, 0, sizeof(*iter));
1738 static const u8 edid_header[] = {
1739 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00
1742 static void edid_header_fix(void *edid)
1744 memcpy(edid, edid_header, sizeof(edid_header));
1748 * drm_edid_header_is_valid - sanity check the header of the base EDID block
1749 * @_edid: pointer to raw base EDID block
1751 * Sanity check the header of the base EDID block.
1753 * Return: 8 if the header is perfect, down to 0 if it's totally wrong.
1755 int drm_edid_header_is_valid(const void *_edid)
1757 const struct edid *edid = _edid;
1760 for (i = 0; i < sizeof(edid_header); i++) {
1761 if (edid->header[i] == edid_header[i])
1767 EXPORT_SYMBOL(drm_edid_header_is_valid);
1769 static int edid_fixup __read_mostly = 6;
1770 module_param_named(edid_fixup, edid_fixup, int, 0400);
1771 MODULE_PARM_DESC(edid_fixup,
1772 "Minimum number of valid EDID header bytes (0-8, default 6)");
1774 static int edid_block_compute_checksum(const void *_block)
1776 const u8 *block = _block;
1778 u8 csum = 0, crc = 0;
1780 for (i = 0; i < EDID_LENGTH - 1; i++)
1788 static int edid_block_get_checksum(const void *_block)
1790 const struct edid *block = _block;
1792 return block->checksum;
1795 static int edid_block_tag(const void *_block)
1797 const u8 *block = _block;
1802 static bool edid_block_is_zero(const void *edid)
1804 return !memchr_inv(edid, 0, EDID_LENGTH);
1808 * drm_edid_are_equal - compare two edid blobs.
1809 * @edid1: pointer to first blob
1810 * @edid2: pointer to second blob
1811 * This helper can be used during probing to determine if
1814 bool drm_edid_are_equal(const struct edid *edid1, const struct edid *edid2)
1816 int edid1_len, edid2_len;
1817 bool edid1_present = edid1 != NULL;
1818 bool edid2_present = edid2 != NULL;
1820 if (edid1_present != edid2_present)
1824 edid1_len = edid_size(edid1);
1825 edid2_len = edid_size(edid2);
1827 if (edid1_len != edid2_len)
1830 if (memcmp(edid1, edid2, edid1_len))
1836 EXPORT_SYMBOL(drm_edid_are_equal);
1838 enum edid_block_status {
1840 EDID_BLOCK_READ_FAIL,
1843 EDID_BLOCK_HEADER_CORRUPT,
1844 EDID_BLOCK_HEADER_REPAIR,
1845 EDID_BLOCK_HEADER_FIXED,
1846 EDID_BLOCK_CHECKSUM,
1850 static enum edid_block_status edid_block_check(const void *_block,
1853 const struct edid *block = _block;
1856 return EDID_BLOCK_NULL;
1858 if (is_base_block) {
1859 int score = drm_edid_header_is_valid(block);
1861 if (score < clamp(edid_fixup, 0, 8)) {
1862 if (edid_block_is_zero(block))
1863 return EDID_BLOCK_ZERO;
1865 return EDID_BLOCK_HEADER_CORRUPT;
1869 return EDID_BLOCK_HEADER_REPAIR;
1872 if (edid_block_compute_checksum(block) != edid_block_get_checksum(block)) {
1873 if (edid_block_is_zero(block))
1874 return EDID_BLOCK_ZERO;
1876 return EDID_BLOCK_CHECKSUM;
1879 if (is_base_block) {
1880 if (block->version != 1)
1881 return EDID_BLOCK_VERSION;
1884 return EDID_BLOCK_OK;
1887 static bool edid_block_status_valid(enum edid_block_status status, int tag)
1889 return status == EDID_BLOCK_OK ||
1890 status == EDID_BLOCK_HEADER_FIXED ||
1891 (status == EDID_BLOCK_CHECKSUM && tag == CEA_EXT);
1894 static bool edid_block_valid(const void *block, bool base)
1896 return edid_block_status_valid(edid_block_check(block, base),
1897 edid_block_tag(block));
1900 static void edid_block_status_print(enum edid_block_status status,
1901 const struct edid *block,
1907 case EDID_BLOCK_READ_FAIL:
1908 pr_debug("EDID block %d read failed\n", block_num);
1910 case EDID_BLOCK_NULL:
1911 pr_debug("EDID block %d pointer is NULL\n", block_num);
1913 case EDID_BLOCK_ZERO:
1914 pr_notice("EDID block %d is all zeroes\n", block_num);
1916 case EDID_BLOCK_HEADER_CORRUPT:
1917 pr_notice("EDID has corrupt header\n");
1919 case EDID_BLOCK_HEADER_REPAIR:
1920 pr_debug("EDID corrupt header needs repair\n");
1922 case EDID_BLOCK_HEADER_FIXED:
1923 pr_debug("EDID corrupt header fixed\n");
1925 case EDID_BLOCK_CHECKSUM:
1926 if (edid_block_status_valid(status, edid_block_tag(block))) {
1927 pr_debug("EDID block %d (tag 0x%02x) checksum is invalid, remainder is %d, ignoring\n",
1928 block_num, edid_block_tag(block),
1929 edid_block_compute_checksum(block));
1931 pr_notice("EDID block %d (tag 0x%02x) checksum is invalid, remainder is %d\n",
1932 block_num, edid_block_tag(block),
1933 edid_block_compute_checksum(block));
1936 case EDID_BLOCK_VERSION:
1937 pr_notice("EDID has major version %d, instead of 1\n",
1941 WARN(1, "EDID block %d unknown edid block status code %d\n",
1947 static void edid_block_dump(const char *level, const void *block, int block_num)
1949 enum edid_block_status status;
1952 status = edid_block_check(block, block_num == 0);
1953 if (status == EDID_BLOCK_ZERO)
1954 sprintf(prefix, "\t[%02x] ZERO ", block_num);
1955 else if (!edid_block_status_valid(status, edid_block_tag(block)))
1956 sprintf(prefix, "\t[%02x] BAD ", block_num);
1958 sprintf(prefix, "\t[%02x] GOOD ", block_num);
1960 print_hex_dump(level, prefix, DUMP_PREFIX_NONE, 16, 1,
1961 block, EDID_LENGTH, false);
1965 * drm_edid_block_valid - Sanity check the EDID block (base or extension)
1966 * @_block: pointer to raw EDID block
1967 * @block_num: type of block to validate (0 for base, extension otherwise)
1968 * @print_bad_edid: if true, dump bad EDID blocks to the console
1969 * @edid_corrupt: if true, the header or checksum is invalid
1971 * Validate a base or extension EDID block and optionally dump bad blocks to
1974 * Return: True if the block is valid, false otherwise.
1976 bool drm_edid_block_valid(u8 *_block, int block_num, bool print_bad_edid,
1979 struct edid *block = (struct edid *)_block;
1980 enum edid_block_status status;
1981 bool is_base_block = block_num == 0;
1984 if (WARN_ON(!block))
1987 status = edid_block_check(block, is_base_block);
1988 if (status == EDID_BLOCK_HEADER_REPAIR) {
1989 DRM_DEBUG_KMS("Fixing EDID header, your hardware may be failing\n");
1990 edid_header_fix(block);
1992 /* Retry with fixed header, update status if that worked. */
1993 status = edid_block_check(block, is_base_block);
1994 if (status == EDID_BLOCK_OK)
1995 status = EDID_BLOCK_HEADER_FIXED;
2000 * Unknown major version isn't corrupt but we can't use it. Only
2001 * the base block can reset edid_corrupt to false.
2003 if (is_base_block &&
2004 (status == EDID_BLOCK_OK || status == EDID_BLOCK_VERSION))
2005 *edid_corrupt = false;
2006 else if (status != EDID_BLOCK_OK)
2007 *edid_corrupt = true;
2010 edid_block_status_print(status, block, block_num);
2012 /* Determine whether we can use this block with this status. */
2013 valid = edid_block_status_valid(status, edid_block_tag(block));
2015 if (!valid && print_bad_edid && status != EDID_BLOCK_ZERO) {
2016 pr_notice("Raw EDID:\n");
2017 edid_block_dump(KERN_NOTICE, block, block_num);
2022 EXPORT_SYMBOL(drm_edid_block_valid);
2025 * drm_edid_is_valid - sanity check EDID data
2028 * Sanity-check an entire EDID record (including extensions)
2030 * Return: True if the EDID data is valid, false otherwise.
2032 bool drm_edid_is_valid(struct edid *edid)
2039 for (i = 0; i < edid_block_count(edid); i++) {
2040 void *block = (void *)edid_block_data(edid, i);
2042 if (!drm_edid_block_valid(block, i, true, NULL))
2048 EXPORT_SYMBOL(drm_edid_is_valid);
2051 * drm_edid_valid - sanity check EDID data
2052 * @drm_edid: EDID data
2054 * Sanity check an EDID. Cross check block count against allocated size and
2055 * checksum the blocks.
2057 * Return: True if the EDID data is valid, false otherwise.
2059 bool drm_edid_valid(const struct drm_edid *drm_edid)
2066 if (edid_size_by_blocks(__drm_edid_block_count(drm_edid)) != drm_edid->size)
2069 for (i = 0; i < drm_edid_block_count(drm_edid); i++) {
2070 const void *block = drm_edid_block_data(drm_edid, i);
2072 if (!edid_block_valid(block, i == 0))
2078 EXPORT_SYMBOL(drm_edid_valid);
2080 static struct edid *edid_filter_invalid_blocks(struct edid *edid,
2084 int i, valid_blocks = 0;
2087 * Note: If the EDID uses HF-EEODB, but has invalid blocks, we'll revert
2088 * back to regular extension count here. We don't want to start
2089 * modifying the HF-EEODB extension too.
2091 for (i = 0; i < edid_block_count(edid); i++) {
2092 const void *src_block = edid_block_data(edid, i);
2094 if (edid_block_valid(src_block, i == 0)) {
2095 void *dst_block = (void *)edid_block_data(edid, valid_blocks);
2097 memmove(dst_block, src_block, EDID_LENGTH);
2102 /* We already trusted the base block to be valid here... */
2103 if (WARN_ON(!valid_blocks)) {
2108 edid->extensions = valid_blocks - 1;
2109 edid->checksum = edid_block_compute_checksum(edid);
2111 *alloc_size = edid_size_by_blocks(valid_blocks);
2113 new = krealloc(edid, *alloc_size, GFP_KERNEL);
2120 #define DDC_SEGMENT_ADDR 0x30
2122 * drm_do_probe_ddc_edid() - get EDID information via I2C
2123 * @data: I2C device adapter
2124 * @buf: EDID data buffer to be filled
2125 * @block: 128 byte EDID block to start fetching from
2126 * @len: EDID data buffer length to fetch
2128 * Try to fetch EDID information by calling I2C driver functions.
2130 * Return: 0 on success or -1 on failure.
2133 drm_do_probe_ddc_edid(void *data, u8 *buf, unsigned int block, size_t len)
2135 struct i2c_adapter *adapter = data;
2136 unsigned char start = block * EDID_LENGTH;
2137 unsigned char segment = block >> 1;
2138 unsigned char xfers = segment ? 3 : 2;
2139 int ret, retries = 5;
2142 * The core I2C driver will automatically retry the transfer if the
2143 * adapter reports EAGAIN. However, we find that bit-banging transfers
2144 * are susceptible to errors under a heavily loaded machine and
2145 * generate spurious NAKs and timeouts. Retrying the transfer
2146 * of the individual block a few times seems to overcome this.
2149 struct i2c_msg msgs[] = {
2151 .addr = DDC_SEGMENT_ADDR,
2169 * Avoid sending the segment addr to not upset non-compliant
2172 ret = i2c_transfer(adapter, &msgs[3 - xfers], xfers);
2174 if (ret == -ENXIO) {
2175 DRM_DEBUG_KMS("drm: skipping non-existent adapter %s\n",
2179 } while (ret != xfers && --retries);
2181 return ret == xfers ? 0 : -1;
2184 static void connector_bad_edid(struct drm_connector *connector,
2185 const struct edid *edid, int num_blocks)
2191 * 0x7e in the EDID is the number of extension blocks. The EDID
2192 * is 1 (base block) + num_ext_blocks big. That means we can think
2193 * of 0x7e in the EDID of the _index_ of the last block in the
2194 * combined chunk of memory.
2196 last_block = edid->extensions;
2198 /* Calculate real checksum for the last edid extension block data */
2199 if (last_block < num_blocks)
2200 connector->real_edid_checksum =
2201 edid_block_compute_checksum(edid + last_block);
2203 if (connector->bad_edid_counter++ && !drm_debug_enabled(DRM_UT_KMS))
2206 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] EDID is invalid:\n",
2207 connector->base.id, connector->name);
2208 for (i = 0; i < num_blocks; i++)
2209 edid_block_dump(KERN_DEBUG, edid + i, i);
2212 /* Get override or firmware EDID */
2213 static const struct drm_edid *drm_edid_override_get(struct drm_connector *connector)
2215 const struct drm_edid *override = NULL;
2217 mutex_lock(&connector->edid_override_mutex);
2219 if (connector->edid_override)
2220 override = drm_edid_dup(connector->edid_override);
2222 mutex_unlock(&connector->edid_override_mutex);
2225 override = drm_edid_load_firmware(connector);
2227 return IS_ERR(override) ? NULL : override;
2230 /* For debugfs edid_override implementation */
2231 int drm_edid_override_show(struct drm_connector *connector, struct seq_file *m)
2233 const struct drm_edid *drm_edid;
2235 mutex_lock(&connector->edid_override_mutex);
2237 drm_edid = connector->edid_override;
2239 seq_write(m, drm_edid->edid, drm_edid->size);
2241 mutex_unlock(&connector->edid_override_mutex);
2246 /* For debugfs edid_override implementation */
2247 int drm_edid_override_set(struct drm_connector *connector, const void *edid,
2250 const struct drm_edid *drm_edid;
2252 drm_edid = drm_edid_alloc(edid, size);
2253 if (!drm_edid_valid(drm_edid)) {
2254 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] EDID override invalid\n",
2255 connector->base.id, connector->name);
2256 drm_edid_free(drm_edid);
2260 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] EDID override set\n",
2261 connector->base.id, connector->name);
2263 mutex_lock(&connector->edid_override_mutex);
2265 drm_edid_free(connector->edid_override);
2266 connector->edid_override = drm_edid;
2268 mutex_unlock(&connector->edid_override_mutex);
2273 /* For debugfs edid_override implementation */
2274 int drm_edid_override_reset(struct drm_connector *connector)
2276 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] EDID override reset\n",
2277 connector->base.id, connector->name);
2279 mutex_lock(&connector->edid_override_mutex);
2281 drm_edid_free(connector->edid_override);
2282 connector->edid_override = NULL;
2284 mutex_unlock(&connector->edid_override_mutex);
2290 * drm_edid_override_connector_update - add modes from override/firmware EDID
2291 * @connector: connector we're probing
2293 * Add modes from the override/firmware EDID, if available. Only to be used from
2294 * drm_helper_probe_single_connector_modes() as a fallback for when DDC probe
2295 * failed during drm_get_edid() and caused the override/firmware EDID to be
2298 * Return: The number of modes added or 0 if we couldn't find any.
2300 int drm_edid_override_connector_update(struct drm_connector *connector)
2302 const struct drm_edid *override;
2305 override = drm_edid_override_get(connector);
2307 num_modes = drm_edid_connector_update(connector, override);
2309 drm_edid_free(override);
2311 drm_dbg_kms(connector->dev,
2312 "[CONNECTOR:%d:%s] adding %d modes via fallback override/firmware EDID\n",
2313 connector->base.id, connector->name, num_modes);
2318 EXPORT_SYMBOL(drm_edid_override_connector_update);
2320 typedef int read_block_fn(void *context, u8 *buf, unsigned int block, size_t len);
2322 static enum edid_block_status edid_block_read(void *block, unsigned int block_num,
2323 read_block_fn read_block,
2326 enum edid_block_status status;
2327 bool is_base_block = block_num == 0;
2330 for (try = 0; try < 4; try++) {
2331 if (read_block(context, block, block_num, EDID_LENGTH))
2332 return EDID_BLOCK_READ_FAIL;
2334 status = edid_block_check(block, is_base_block);
2335 if (status == EDID_BLOCK_HEADER_REPAIR) {
2336 edid_header_fix(block);
2338 /* Retry with fixed header, update status if that worked. */
2339 status = edid_block_check(block, is_base_block);
2340 if (status == EDID_BLOCK_OK)
2341 status = EDID_BLOCK_HEADER_FIXED;
2344 if (edid_block_status_valid(status, edid_block_tag(block)))
2347 /* Fail early for unrepairable base block all zeros. */
2348 if (try == 0 && is_base_block && status == EDID_BLOCK_ZERO)
2355 static struct edid *_drm_do_get_edid(struct drm_connector *connector,
2356 read_block_fn read_block, void *context,
2359 enum edid_block_status status;
2360 int i, num_blocks, invalid_blocks = 0;
2361 const struct drm_edid *override;
2362 struct edid *edid, *new;
2363 size_t alloc_size = EDID_LENGTH;
2365 override = drm_edid_override_get(connector);
2367 alloc_size = override->size;
2368 edid = kmemdup(override->edid, alloc_size, GFP_KERNEL);
2369 drm_edid_free(override);
2375 edid = kmalloc(alloc_size, GFP_KERNEL);
2379 status = edid_block_read(edid, 0, read_block, context);
2381 edid_block_status_print(status, edid, 0);
2383 if (status == EDID_BLOCK_READ_FAIL)
2386 /* FIXME: Clarify what a corrupt EDID actually means. */
2387 if (status == EDID_BLOCK_OK || status == EDID_BLOCK_VERSION)
2388 connector->edid_corrupt = false;
2390 connector->edid_corrupt = true;
2392 if (!edid_block_status_valid(status, edid_block_tag(edid))) {
2393 if (status == EDID_BLOCK_ZERO)
2394 connector->null_edid_counter++;
2396 connector_bad_edid(connector, edid, 1);
2400 if (!edid_extension_block_count(edid))
2403 alloc_size = edid_size(edid);
2404 new = krealloc(edid, alloc_size, GFP_KERNEL);
2409 num_blocks = edid_block_count(edid);
2410 for (i = 1; i < num_blocks; i++) {
2411 void *block = (void *)edid_block_data(edid, i);
2413 status = edid_block_read(block, i, read_block, context);
2415 edid_block_status_print(status, block, i);
2417 if (!edid_block_status_valid(status, edid_block_tag(block))) {
2418 if (status == EDID_BLOCK_READ_FAIL)
2421 } else if (i == 1) {
2423 * If the first EDID extension is a CTA extension, and
2424 * the first Data Block is HF-EEODB, override the
2425 * extension block count.
2427 * Note: HF-EEODB could specify a smaller extension
2428 * count too, but we can't risk allocating a smaller
2431 int eeodb = edid_hfeeodb_block_count(edid);
2433 if (eeodb > num_blocks) {
2435 alloc_size = edid_size_by_blocks(num_blocks);
2436 new = krealloc(edid, alloc_size, GFP_KERNEL);
2444 if (invalid_blocks) {
2445 connector_bad_edid(connector, edid, num_blocks);
2447 edid = edid_filter_invalid_blocks(edid, &alloc_size);
2462 * drm_do_get_edid - get EDID data using a custom EDID block read function
2463 * @connector: connector we're probing
2464 * @read_block: EDID block read function
2465 * @context: private data passed to the block read function
2467 * When the I2C adapter connected to the DDC bus is hidden behind a device that
2468 * exposes a different interface to read EDID blocks this function can be used
2469 * to get EDID data using a custom block read function.
2471 * As in the general case the DDC bus is accessible by the kernel at the I2C
2472 * level, drivers must make all reasonable efforts to expose it as an I2C
2473 * adapter and use drm_get_edid() instead of abusing this function.
2475 * The EDID may be overridden using debugfs override_edid or firmware EDID
2476 * (drm_edid_load_firmware() and drm.edid_firmware parameter), in this priority
2477 * order. Having either of them bypasses actual EDID reads.
2479 * Return: Pointer to valid EDID or NULL if we couldn't find any.
2481 struct edid *drm_do_get_edid(struct drm_connector *connector,
2482 read_block_fn read_block,
2485 return _drm_do_get_edid(connector, read_block, context, NULL);
2487 EXPORT_SYMBOL_GPL(drm_do_get_edid);
2490 * drm_edid_raw - Get a pointer to the raw EDID data.
2491 * @drm_edid: drm_edid container
2493 * Get a pointer to the raw EDID data.
2495 * This is for transition only. Avoid using this like the plague.
2497 * Return: Pointer to raw EDID data.
2499 const struct edid *drm_edid_raw(const struct drm_edid *drm_edid)
2501 if (!drm_edid || !drm_edid->size)
2505 * Do not return pointers where relying on EDID extension count would
2506 * lead to buffer overflow.
2508 if (WARN_ON(edid_size(drm_edid->edid) > drm_edid->size))
2511 return drm_edid->edid;
2513 EXPORT_SYMBOL(drm_edid_raw);
2515 /* Allocate struct drm_edid container *without* duplicating the edid data */
2516 static const struct drm_edid *_drm_edid_alloc(const void *edid, size_t size)
2518 struct drm_edid *drm_edid;
2520 if (!edid || !size || size < EDID_LENGTH)
2523 drm_edid = kzalloc(sizeof(*drm_edid), GFP_KERNEL);
2525 drm_edid->edid = edid;
2526 drm_edid->size = size;
2533 * drm_edid_alloc - Allocate a new drm_edid container
2534 * @edid: Pointer to raw EDID data
2535 * @size: Size of memory allocated for EDID
2537 * Allocate a new drm_edid container. Do not calculate edid size from edid, pass
2538 * the actual size that has been allocated for the data. There is no validation
2539 * of the raw EDID data against the size, but at least the EDID base block must
2540 * fit in the buffer.
2542 * The returned pointer must be freed using drm_edid_free().
2544 * Return: drm_edid container, or NULL on errors
2546 const struct drm_edid *drm_edid_alloc(const void *edid, size_t size)
2548 const struct drm_edid *drm_edid;
2550 if (!edid || !size || size < EDID_LENGTH)
2553 edid = kmemdup(edid, size, GFP_KERNEL);
2557 drm_edid = _drm_edid_alloc(edid, size);
2563 EXPORT_SYMBOL(drm_edid_alloc);
2566 * drm_edid_dup - Duplicate a drm_edid container
2567 * @drm_edid: EDID to duplicate
2569 * The returned pointer must be freed using drm_edid_free().
2571 * Returns: drm_edid container copy, or NULL on errors
2573 const struct drm_edid *drm_edid_dup(const struct drm_edid *drm_edid)
2578 return drm_edid_alloc(drm_edid->edid, drm_edid->size);
2580 EXPORT_SYMBOL(drm_edid_dup);
2583 * drm_edid_free - Free the drm_edid container
2584 * @drm_edid: EDID to free
2586 void drm_edid_free(const struct drm_edid *drm_edid)
2591 kfree(drm_edid->edid);
2594 EXPORT_SYMBOL(drm_edid_free);
2597 * drm_probe_ddc() - probe DDC presence
2598 * @adapter: I2C adapter to probe
2600 * Return: True on success, false on failure.
2603 drm_probe_ddc(struct i2c_adapter *adapter)
2607 return (drm_do_probe_ddc_edid(adapter, &out, 0, 1) == 0);
2609 EXPORT_SYMBOL(drm_probe_ddc);
2612 * drm_get_edid - get EDID data, if available
2613 * @connector: connector we're probing
2614 * @adapter: I2C adapter to use for DDC
2616 * Poke the given I2C channel to grab EDID data if possible. If found,
2617 * attach it to the connector.
2619 * Return: Pointer to valid EDID or NULL if we couldn't find any.
2621 struct edid *drm_get_edid(struct drm_connector *connector,
2622 struct i2c_adapter *adapter)
2626 if (connector->force == DRM_FORCE_OFF)
2629 if (connector->force == DRM_FORCE_UNSPECIFIED && !drm_probe_ddc(adapter))
2632 edid = _drm_do_get_edid(connector, drm_do_probe_ddc_edid, adapter, NULL);
2633 drm_connector_update_edid_property(connector, edid);
2636 EXPORT_SYMBOL(drm_get_edid);
2639 * drm_edid_read_custom - Read EDID data using given EDID block read function
2640 * @connector: Connector to use
2641 * @read_block: EDID block read function
2642 * @context: Private data passed to the block read function
2644 * When the I2C adapter connected to the DDC bus is hidden behind a device that
2645 * exposes a different interface to read EDID blocks this function can be used
2646 * to get EDID data using a custom block read function.
2648 * As in the general case the DDC bus is accessible by the kernel at the I2C
2649 * level, drivers must make all reasonable efforts to expose it as an I2C
2650 * adapter and use drm_edid_read() or drm_edid_read_ddc() instead of abusing
2653 * The EDID may be overridden using debugfs override_edid or firmware EDID
2654 * (drm_edid_load_firmware() and drm.edid_firmware parameter), in this priority
2655 * order. Having either of them bypasses actual EDID reads.
2657 * The returned pointer must be freed using drm_edid_free().
2659 * Return: Pointer to EDID, or NULL if probe/read failed.
2661 const struct drm_edid *drm_edid_read_custom(struct drm_connector *connector,
2662 read_block_fn read_block,
2665 const struct drm_edid *drm_edid;
2669 edid = _drm_do_get_edid(connector, read_block, context, &size);
2673 /* Sanity check for now */
2674 drm_WARN_ON(connector->dev, !size);
2676 drm_edid = _drm_edid_alloc(edid, size);
2682 EXPORT_SYMBOL(drm_edid_read_custom);
2685 * drm_edid_read_ddc - Read EDID data using given I2C adapter
2686 * @connector: Connector to use
2687 * @adapter: I2C adapter to use for DDC
2689 * Read EDID using the given I2C adapter.
2691 * The EDID may be overridden using debugfs override_edid or firmware EDID
2692 * (drm_edid_load_firmware() and drm.edid_firmware parameter), in this priority
2693 * order. Having either of them bypasses actual EDID reads.
2695 * Prefer initializing connector->ddc with drm_connector_init_with_ddc() and
2696 * using drm_edid_read() instead of this function.
2698 * The returned pointer must be freed using drm_edid_free().
2700 * Return: Pointer to EDID, or NULL if probe/read failed.
2702 const struct drm_edid *drm_edid_read_ddc(struct drm_connector *connector,
2703 struct i2c_adapter *adapter)
2705 const struct drm_edid *drm_edid;
2707 if (connector->force == DRM_FORCE_OFF)
2710 if (connector->force == DRM_FORCE_UNSPECIFIED && !drm_probe_ddc(adapter))
2713 drm_edid = drm_edid_read_custom(connector, drm_do_probe_ddc_edid, adapter);
2715 /* Note: Do *not* call connector updates here. */
2719 EXPORT_SYMBOL(drm_edid_read_ddc);
2722 * drm_edid_read - Read EDID data using connector's I2C adapter
2723 * @connector: Connector to use
2725 * Read EDID using the connector's I2C adapter.
2727 * The EDID may be overridden using debugfs override_edid or firmware EDID
2728 * (drm_edid_load_firmware() and drm.edid_firmware parameter), in this priority
2729 * order. Having either of them bypasses actual EDID reads.
2731 * The returned pointer must be freed using drm_edid_free().
2733 * Return: Pointer to EDID, or NULL if probe/read failed.
2735 const struct drm_edid *drm_edid_read(struct drm_connector *connector)
2737 if (drm_WARN_ON(connector->dev, !connector->ddc))
2740 return drm_edid_read_ddc(connector, connector->ddc);
2742 EXPORT_SYMBOL(drm_edid_read);
2744 static u32 edid_extract_panel_id(const struct edid *edid)
2747 * We represent the ID as a 32-bit number so it can easily be compared
2750 * NOTE that we deal with endianness differently for the top half
2751 * of this ID than for the bottom half. The bottom half (the product
2752 * id) gets decoded as little endian by the EDID_PRODUCT_ID because
2753 * that's how everyone seems to interpret it. The top half (the mfg_id)
2754 * gets stored as big endian because that makes
2755 * drm_edid_encode_panel_id() and drm_edid_decode_panel_id() easier
2756 * to write (it's easier to extract the ASCII). It doesn't really
2757 * matter, though, as long as the number here is unique.
2759 return (u32)edid->mfg_id[0] << 24 |
2760 (u32)edid->mfg_id[1] << 16 |
2761 (u32)EDID_PRODUCT_ID(edid);
2765 * drm_edid_get_panel_id - Get a panel's ID through DDC
2766 * @adapter: I2C adapter to use for DDC
2768 * This function reads the first block of the EDID of a panel and (assuming
2769 * that the EDID is valid) extracts the ID out of it. The ID is a 32-bit value
2770 * (16 bits of manufacturer ID and 16 bits of per-manufacturer ID) that's
2771 * supposed to be different for each different modem of panel.
2773 * This function is intended to be used during early probing on devices where
2774 * more than one panel might be present. Because of its intended use it must
2775 * assume that the EDID of the panel is correct, at least as far as the ID
2776 * is concerned (in other words, we don't process any overrides here).
2778 * NOTE: it's expected that this function and drm_do_get_edid() will both
2779 * be read the EDID, but there is no caching between them. Since we're only
2780 * reading the first block, hopefully this extra overhead won't be too big.
2782 * Return: A 32-bit ID that should be different for each make/model of panel.
2783 * See the functions drm_edid_encode_panel_id() and
2784 * drm_edid_decode_panel_id() for some details on the structure of this
2788 u32 drm_edid_get_panel_id(struct i2c_adapter *adapter)
2790 enum edid_block_status status;
2795 * There are no manufacturer IDs of 0, so if there is a problem reading
2796 * the EDID then we'll just return 0.
2799 base_block = kzalloc(EDID_LENGTH, GFP_KERNEL);
2803 status = edid_block_read(base_block, 0, drm_do_probe_ddc_edid, adapter);
2805 edid_block_status_print(status, base_block, 0);
2807 if (edid_block_status_valid(status, edid_block_tag(base_block)))
2808 panel_id = edid_extract_panel_id(base_block);
2810 edid_block_dump(KERN_NOTICE, base_block, 0);
2816 EXPORT_SYMBOL(drm_edid_get_panel_id);
2819 * drm_get_edid_switcheroo - get EDID data for a vga_switcheroo output
2820 * @connector: connector we're probing
2821 * @adapter: I2C adapter to use for DDC
2823 * Wrapper around drm_get_edid() for laptops with dual GPUs using one set of
2824 * outputs. The wrapper adds the requisite vga_switcheroo calls to temporarily
2825 * switch DDC to the GPU which is retrieving EDID.
2827 * Return: Pointer to valid EDID or %NULL if we couldn't find any.
2829 struct edid *drm_get_edid_switcheroo(struct drm_connector *connector,
2830 struct i2c_adapter *adapter)
2832 struct drm_device *dev = connector->dev;
2833 struct pci_dev *pdev = to_pci_dev(dev->dev);
2836 if (drm_WARN_ON_ONCE(dev, !dev_is_pci(dev->dev)))
2839 vga_switcheroo_lock_ddc(pdev);
2840 edid = drm_get_edid(connector, adapter);
2841 vga_switcheroo_unlock_ddc(pdev);
2845 EXPORT_SYMBOL(drm_get_edid_switcheroo);
2848 * drm_edid_read_switcheroo - get EDID data for a vga_switcheroo output
2849 * @connector: connector we're probing
2850 * @adapter: I2C adapter to use for DDC
2852 * Wrapper around drm_edid_read_ddc() for laptops with dual GPUs using one set
2853 * of outputs. The wrapper adds the requisite vga_switcheroo calls to
2854 * temporarily switch DDC to the GPU which is retrieving EDID.
2856 * Return: Pointer to valid EDID or %NULL if we couldn't find any.
2858 const struct drm_edid *drm_edid_read_switcheroo(struct drm_connector *connector,
2859 struct i2c_adapter *adapter)
2861 struct drm_device *dev = connector->dev;
2862 struct pci_dev *pdev = to_pci_dev(dev->dev);
2863 const struct drm_edid *drm_edid;
2865 if (drm_WARN_ON_ONCE(dev, !dev_is_pci(dev->dev)))
2868 vga_switcheroo_lock_ddc(pdev);
2869 drm_edid = drm_edid_read_ddc(connector, adapter);
2870 vga_switcheroo_unlock_ddc(pdev);
2874 EXPORT_SYMBOL(drm_edid_read_switcheroo);
2877 * drm_edid_duplicate - duplicate an EDID and the extensions
2878 * @edid: EDID to duplicate
2880 * Return: Pointer to duplicated EDID or NULL on allocation failure.
2882 struct edid *drm_edid_duplicate(const struct edid *edid)
2887 return kmemdup(edid, edid_size(edid), GFP_KERNEL);
2889 EXPORT_SYMBOL(drm_edid_duplicate);
2891 /*** EDID parsing ***/
2894 * edid_get_quirks - return quirk flags for a given EDID
2895 * @drm_edid: EDID to process
2897 * This tells subsequent routines what fixes they need to apply.
2899 static u32 edid_get_quirks(const struct drm_edid *drm_edid)
2901 u32 panel_id = edid_extract_panel_id(drm_edid->edid);
2902 const struct edid_quirk *quirk;
2905 for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) {
2906 quirk = &edid_quirk_list[i];
2907 if (quirk->panel_id == panel_id)
2908 return quirk->quirks;
2914 #define MODE_SIZE(m) ((m)->hdisplay * (m)->vdisplay)
2915 #define MODE_REFRESH_DIFF(c,t) (abs((c) - (t)))
2918 * Walk the mode list for connector, clearing the preferred status on existing
2919 * modes and setting it anew for the right mode ala quirks.
2921 static void edid_fixup_preferred(struct drm_connector *connector)
2923 const struct drm_display_info *info = &connector->display_info;
2924 struct drm_display_mode *t, *cur_mode, *preferred_mode;
2925 int target_refresh = 0;
2926 int cur_vrefresh, preferred_vrefresh;
2928 if (list_empty(&connector->probed_modes))
2931 if (info->quirks & EDID_QUIRK_PREFER_LARGE_60)
2932 target_refresh = 60;
2933 if (info->quirks & EDID_QUIRK_PREFER_LARGE_75)
2934 target_refresh = 75;
2936 preferred_mode = list_first_entry(&connector->probed_modes,
2937 struct drm_display_mode, head);
2939 list_for_each_entry_safe(cur_mode, t, &connector->probed_modes, head) {
2940 cur_mode->type &= ~DRM_MODE_TYPE_PREFERRED;
2942 if (cur_mode == preferred_mode)
2945 /* Largest mode is preferred */
2946 if (MODE_SIZE(cur_mode) > MODE_SIZE(preferred_mode))
2947 preferred_mode = cur_mode;
2949 cur_vrefresh = drm_mode_vrefresh(cur_mode);
2950 preferred_vrefresh = drm_mode_vrefresh(preferred_mode);
2951 /* At a given size, try to get closest to target refresh */
2952 if ((MODE_SIZE(cur_mode) == MODE_SIZE(preferred_mode)) &&
2953 MODE_REFRESH_DIFF(cur_vrefresh, target_refresh) <
2954 MODE_REFRESH_DIFF(preferred_vrefresh, target_refresh)) {
2955 preferred_mode = cur_mode;
2959 preferred_mode->type |= DRM_MODE_TYPE_PREFERRED;
2963 mode_is_rb(const struct drm_display_mode *mode)
2965 return (mode->htotal - mode->hdisplay == 160) &&
2966 (mode->hsync_end - mode->hdisplay == 80) &&
2967 (mode->hsync_end - mode->hsync_start == 32) &&
2968 (mode->vsync_start - mode->vdisplay == 3);
2972 * drm_mode_find_dmt - Create a copy of a mode if present in DMT
2973 * @dev: Device to duplicate against
2974 * @hsize: Mode width
2975 * @vsize: Mode height
2976 * @fresh: Mode refresh rate
2977 * @rb: Mode reduced-blanking-ness
2979 * Walk the DMT mode list looking for a match for the given parameters.
2981 * Return: A newly allocated copy of the mode, or NULL if not found.
2983 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
2984 int hsize, int vsize, int fresh,
2989 for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) {
2990 const struct drm_display_mode *ptr = &drm_dmt_modes[i];
2992 if (hsize != ptr->hdisplay)
2994 if (vsize != ptr->vdisplay)
2996 if (fresh != drm_mode_vrefresh(ptr))
2998 if (rb != mode_is_rb(ptr))
3001 return drm_mode_duplicate(dev, ptr);
3006 EXPORT_SYMBOL(drm_mode_find_dmt);
3008 static bool is_display_descriptor(const struct detailed_timing *descriptor, u8 type)
3010 BUILD_BUG_ON(offsetof(typeof(*descriptor), pixel_clock) != 0);
3011 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.pad1) != 2);
3012 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.type) != 3);
3014 return descriptor->pixel_clock == 0 &&
3015 descriptor->data.other_data.pad1 == 0 &&
3016 descriptor->data.other_data.type == type;
3019 static bool is_detailed_timing_descriptor(const struct detailed_timing *descriptor)
3021 BUILD_BUG_ON(offsetof(typeof(*descriptor), pixel_clock) != 0);
3023 return descriptor->pixel_clock != 0;
3026 typedef void detailed_cb(const struct detailed_timing *timing, void *closure);
3029 cea_for_each_detailed_block(const u8 *ext, detailed_cb *cb, void *closure)
3033 const u8 *det_base = ext + d;
3035 if (d < 4 || d > 127)
3039 for (i = 0; i < n; i++)
3040 cb((const struct detailed_timing *)(det_base + 18 * i), closure);
3044 vtb_for_each_detailed_block(const u8 *ext, detailed_cb *cb, void *closure)
3046 unsigned int i, n = min((int)ext[0x02], 6);
3047 const u8 *det_base = ext + 5;
3050 return; /* unknown version */
3052 for (i = 0; i < n; i++)
3053 cb((const struct detailed_timing *)(det_base + 18 * i), closure);
3056 static void drm_for_each_detailed_block(const struct drm_edid *drm_edid,
3057 detailed_cb *cb, void *closure)
3059 struct drm_edid_iter edid_iter;
3066 for (i = 0; i < EDID_DETAILED_TIMINGS; i++)
3067 cb(&drm_edid->edid->detailed_timings[i], closure);
3069 drm_edid_iter_begin(drm_edid, &edid_iter);
3070 drm_edid_iter_for_each(ext, &edid_iter) {
3073 cea_for_each_detailed_block(ext, cb, closure);
3076 vtb_for_each_detailed_block(ext, cb, closure);
3082 drm_edid_iter_end(&edid_iter);
3086 is_rb(const struct detailed_timing *descriptor, void *data)
3090 if (!is_display_descriptor(descriptor, EDID_DETAIL_MONITOR_RANGE))
3093 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.flags) != 10);
3094 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.cvt.flags) != 15);
3096 if (descriptor->data.other_data.data.range.flags == DRM_EDID_CVT_SUPPORT_FLAG &&
3097 descriptor->data.other_data.data.range.formula.cvt.flags & DRM_EDID_CVT_FLAGS_REDUCED_BLANKING)
3101 /* EDID 1.4 defines this explicitly. For EDID 1.3, we guess, badly. */
3103 drm_monitor_supports_rb(const struct drm_edid *drm_edid)
3105 if (drm_edid->edid->revision >= 4) {
3108 drm_for_each_detailed_block(drm_edid, is_rb, &ret);
3112 return ((drm_edid->edid->input & DRM_EDID_INPUT_DIGITAL) != 0);
3116 find_gtf2(const struct detailed_timing *descriptor, void *data)
3118 const struct detailed_timing **res = data;
3120 if (!is_display_descriptor(descriptor, EDID_DETAIL_MONITOR_RANGE))
3123 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.flags) != 10);
3125 if (descriptor->data.other_data.data.range.flags == DRM_EDID_SECONDARY_GTF_SUPPORT_FLAG)
3129 /* Secondary GTF curve kicks in above some break frequency */
3131 drm_gtf2_hbreak(const struct drm_edid *drm_edid)
3133 const struct detailed_timing *descriptor = NULL;
3135 drm_for_each_detailed_block(drm_edid, find_gtf2, &descriptor);
3137 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.hfreq_start_khz) != 12);
3139 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.hfreq_start_khz * 2 : 0;
3143 drm_gtf2_2c(const struct drm_edid *drm_edid)
3145 const struct detailed_timing *descriptor = NULL;
3147 drm_for_each_detailed_block(drm_edid, find_gtf2, &descriptor);
3149 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.c) != 13);
3151 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.c : 0;
3155 drm_gtf2_m(const struct drm_edid *drm_edid)
3157 const struct detailed_timing *descriptor = NULL;
3159 drm_for_each_detailed_block(drm_edid, find_gtf2, &descriptor);
3161 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.m) != 14);
3163 return descriptor ? le16_to_cpu(descriptor->data.other_data.data.range.formula.gtf2.m) : 0;
3167 drm_gtf2_k(const struct drm_edid *drm_edid)
3169 const struct detailed_timing *descriptor = NULL;
3171 drm_for_each_detailed_block(drm_edid, find_gtf2, &descriptor);
3173 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.k) != 16);
3175 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.k : 0;
3179 drm_gtf2_2j(const struct drm_edid *drm_edid)
3181 const struct detailed_timing *descriptor = NULL;
3183 drm_for_each_detailed_block(drm_edid, find_gtf2, &descriptor);
3185 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.j) != 17);
3187 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.j : 0;
3191 get_timing_level(const struct detailed_timing *descriptor, void *data)
3195 if (!is_display_descriptor(descriptor, EDID_DETAIL_MONITOR_RANGE))
3198 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.flags) != 10);
3200 switch (descriptor->data.other_data.data.range.flags) {
3201 case DRM_EDID_DEFAULT_GTF_SUPPORT_FLAG:
3204 case DRM_EDID_SECONDARY_GTF_SUPPORT_FLAG:
3207 case DRM_EDID_CVT_SUPPORT_FLAG:
3215 /* Get standard timing level (CVT/GTF/DMT). */
3216 static int standard_timing_level(const struct drm_edid *drm_edid)
3218 const struct edid *edid = drm_edid->edid;
3220 if (edid->revision >= 4) {
3222 * If the range descriptor doesn't
3223 * indicate otherwise default to CVT
3225 int ret = LEVEL_CVT;
3227 drm_for_each_detailed_block(drm_edid, get_timing_level, &ret);
3230 } else if (edid->revision >= 3 && drm_gtf2_hbreak(drm_edid)) {
3232 } else if (edid->revision >= 2) {
3240 * 0 is reserved. The spec says 0x01 fill for unused timings. Some old
3241 * monitors fill with ascii space (0x20) instead.
3244 bad_std_timing(u8 a, u8 b)
3246 return (a == 0x00 && b == 0x00) ||
3247 (a == 0x01 && b == 0x01) ||
3248 (a == 0x20 && b == 0x20);
3251 static int drm_mode_hsync(const struct drm_display_mode *mode)
3253 if (mode->htotal <= 0)
3256 return DIV_ROUND_CLOSEST(mode->clock, mode->htotal);
3259 static struct drm_display_mode *
3260 drm_gtf2_mode(struct drm_device *dev,
3261 const struct drm_edid *drm_edid,
3262 int hsize, int vsize, int vrefresh_rate)
3264 struct drm_display_mode *mode;
3267 * This is potentially wrong if there's ever a monitor with
3268 * more than one ranges section, each claiming a different
3269 * secondary GTF curve. Please don't do that.
3271 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0);
3275 if (drm_mode_hsync(mode) > drm_gtf2_hbreak(drm_edid)) {
3276 drm_mode_destroy(dev, mode);
3277 mode = drm_gtf_mode_complex(dev, hsize, vsize,
3278 vrefresh_rate, 0, 0,
3279 drm_gtf2_m(drm_edid),
3280 drm_gtf2_2c(drm_edid),
3281 drm_gtf2_k(drm_edid),
3282 drm_gtf2_2j(drm_edid));
3289 * Take the standard timing params (in this case width, aspect, and refresh)
3290 * and convert them into a real mode using CVT/GTF/DMT.
3292 static struct drm_display_mode *drm_mode_std(struct drm_connector *connector,
3293 const struct drm_edid *drm_edid,
3294 const struct std_timing *t)
3296 struct drm_device *dev = connector->dev;
3297 struct drm_display_mode *m, *mode = NULL;
3300 unsigned aspect_ratio = (t->vfreq_aspect & EDID_TIMING_ASPECT_MASK)
3301 >> EDID_TIMING_ASPECT_SHIFT;
3302 unsigned vfreq = (t->vfreq_aspect & EDID_TIMING_VFREQ_MASK)
3303 >> EDID_TIMING_VFREQ_SHIFT;
3304 int timing_level = standard_timing_level(drm_edid);
3306 if (bad_std_timing(t->hsize, t->vfreq_aspect))
3309 /* According to the EDID spec, the hdisplay = hsize * 8 + 248 */
3310 hsize = t->hsize * 8 + 248;
3311 /* vrefresh_rate = vfreq + 60 */
3312 vrefresh_rate = vfreq + 60;
3313 /* the vdisplay is calculated based on the aspect ratio */
3314 if (aspect_ratio == 0) {
3315 if (drm_edid->edid->revision < 3)
3318 vsize = (hsize * 10) / 16;
3319 } else if (aspect_ratio == 1)
3320 vsize = (hsize * 3) / 4;
3321 else if (aspect_ratio == 2)
3322 vsize = (hsize * 4) / 5;
3324 vsize = (hsize * 9) / 16;
3326 /* HDTV hack, part 1 */
3327 if (vrefresh_rate == 60 &&
3328 ((hsize == 1360 && vsize == 765) ||
3329 (hsize == 1368 && vsize == 769))) {
3335 * If this connector already has a mode for this size and refresh
3336 * rate (because it came from detailed or CVT info), use that
3337 * instead. This way we don't have to guess at interlace or
3340 list_for_each_entry(m, &connector->probed_modes, head)
3341 if (m->hdisplay == hsize && m->vdisplay == vsize &&
3342 drm_mode_vrefresh(m) == vrefresh_rate)
3345 /* HDTV hack, part 2 */
3346 if (hsize == 1366 && vsize == 768 && vrefresh_rate == 60) {
3347 mode = drm_cvt_mode(dev, 1366, 768, vrefresh_rate, 0, 0,
3351 mode->hdisplay = 1366;
3352 mode->hsync_start = mode->hsync_start - 1;
3353 mode->hsync_end = mode->hsync_end - 1;
3357 /* check whether it can be found in default mode table */
3358 if (drm_monitor_supports_rb(drm_edid)) {
3359 mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate,
3364 mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate, false);
3368 /* okay, generate it */
3369 switch (timing_level) {
3373 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0);
3376 mode = drm_gtf2_mode(dev, drm_edid, hsize, vsize, vrefresh_rate);
3379 mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0,
3387 * EDID is delightfully ambiguous about how interlaced modes are to be
3388 * encoded. Our internal representation is of frame height, but some
3389 * HDTV detailed timings are encoded as field height.
3391 * The format list here is from CEA, in frame size. Technically we
3392 * should be checking refresh rate too. Whatever.
3395 drm_mode_do_interlace_quirk(struct drm_display_mode *mode,
3396 const struct detailed_pixel_timing *pt)
3399 static const struct {
3401 } cea_interlaced[] = {
3411 if (!(pt->misc & DRM_EDID_PT_INTERLACED))
3414 for (i = 0; i < ARRAY_SIZE(cea_interlaced); i++) {
3415 if ((mode->hdisplay == cea_interlaced[i].w) &&
3416 (mode->vdisplay == cea_interlaced[i].h / 2)) {
3417 mode->vdisplay *= 2;
3418 mode->vsync_start *= 2;
3419 mode->vsync_end *= 2;
3425 mode->flags |= DRM_MODE_FLAG_INTERLACE;
3429 * Create a new mode from an EDID detailed timing section. An EDID detailed
3430 * timing block contains enough info for us to create and return a new struct
3433 static struct drm_display_mode *drm_mode_detailed(struct drm_connector *connector,
3434 const struct drm_edid *drm_edid,
3435 const struct detailed_timing *timing)
3437 const struct drm_display_info *info = &connector->display_info;
3438 struct drm_device *dev = connector->dev;
3439 struct drm_display_mode *mode;
3440 const struct detailed_pixel_timing *pt = &timing->data.pixel_data;
3441 unsigned hactive = (pt->hactive_hblank_hi & 0xf0) << 4 | pt->hactive_lo;
3442 unsigned vactive = (pt->vactive_vblank_hi & 0xf0) << 4 | pt->vactive_lo;
3443 unsigned hblank = (pt->hactive_hblank_hi & 0xf) << 8 | pt->hblank_lo;
3444 unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo;
3445 unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo;
3446 unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse_width_lo;
3447 unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) << 2 | pt->vsync_offset_pulse_width_lo >> 4;
3448 unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offset_pulse_width_lo & 0xf);
3450 /* ignore tiny modes */
3451 if (hactive < 64 || vactive < 64)
3454 if (pt->misc & DRM_EDID_PT_STEREO) {
3455 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] Stereo mode not supported\n",
3456 connector->base.id, connector->name);
3459 if (!(pt->misc & DRM_EDID_PT_SEPARATE_SYNC)) {
3460 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] Composite sync not supported\n",
3461 connector->base.id, connector->name);
3464 /* it is incorrect if hsync/vsync width is zero */
3465 if (!hsync_pulse_width || !vsync_pulse_width) {
3466 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] Incorrect Detailed timing. Wrong Hsync/Vsync pulse width\n",
3467 connector->base.id, connector->name);
3471 if (info->quirks & EDID_QUIRK_FORCE_REDUCED_BLANKING) {
3472 mode = drm_cvt_mode(dev, hactive, vactive, 60, true, false, false);
3479 mode = drm_mode_create(dev);
3483 if (info->quirks & EDID_QUIRK_135_CLOCK_TOO_HIGH)
3484 mode->clock = 1088 * 10;
3486 mode->clock = le16_to_cpu(timing->pixel_clock) * 10;
3488 mode->hdisplay = hactive;
3489 mode->hsync_start = mode->hdisplay + hsync_offset;
3490 mode->hsync_end = mode->hsync_start + hsync_pulse_width;
3491 mode->htotal = mode->hdisplay + hblank;
3493 mode->vdisplay = vactive;
3494 mode->vsync_start = mode->vdisplay + vsync_offset;
3495 mode->vsync_end = mode->vsync_start + vsync_pulse_width;
3496 mode->vtotal = mode->vdisplay + vblank;
3498 /* Some EDIDs have bogus h/vtotal values */
3499 if (mode->hsync_end > mode->htotal)
3500 mode->htotal = mode->hsync_end + 1;
3501 if (mode->vsync_end > mode->vtotal)
3502 mode->vtotal = mode->vsync_end + 1;
3504 drm_mode_do_interlace_quirk(mode, pt);
3506 if (info->quirks & EDID_QUIRK_DETAILED_SYNC_PP) {
3507 mode->flags |= DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC;
3509 mode->flags |= (pt->misc & DRM_EDID_PT_HSYNC_POSITIVE) ?
3510 DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC;
3511 mode->flags |= (pt->misc & DRM_EDID_PT_VSYNC_POSITIVE) ?
3512 DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC;
3516 mode->width_mm = pt->width_mm_lo | (pt->width_height_mm_hi & 0xf0) << 4;
3517 mode->height_mm = pt->height_mm_lo | (pt->width_height_mm_hi & 0xf) << 8;
3519 if (info->quirks & EDID_QUIRK_DETAILED_IN_CM) {
3520 mode->width_mm *= 10;
3521 mode->height_mm *= 10;
3524 if (info->quirks & EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE) {
3525 mode->width_mm = drm_edid->edid->width_cm * 10;
3526 mode->height_mm = drm_edid->edid->height_cm * 10;
3529 mode->type = DRM_MODE_TYPE_DRIVER;
3530 drm_mode_set_name(mode);
3536 mode_in_hsync_range(const struct drm_display_mode *mode,
3537 const struct edid *edid, const u8 *t)
3539 int hsync, hmin, hmax;
3542 if (edid->revision >= 4)
3543 hmin += ((t[4] & 0x04) ? 255 : 0);
3545 if (edid->revision >= 4)
3546 hmax += ((t[4] & 0x08) ? 255 : 0);
3547 hsync = drm_mode_hsync(mode);
3549 return (hsync <= hmax && hsync >= hmin);
3553 mode_in_vsync_range(const struct drm_display_mode *mode,
3554 const struct edid *edid, const u8 *t)
3556 int vsync, vmin, vmax;
3559 if (edid->revision >= 4)
3560 vmin += ((t[4] & 0x01) ? 255 : 0);
3562 if (edid->revision >= 4)
3563 vmax += ((t[4] & 0x02) ? 255 : 0);
3564 vsync = drm_mode_vrefresh(mode);
3566 return (vsync <= vmax && vsync >= vmin);
3570 range_pixel_clock(const struct edid *edid, const u8 *t)
3573 if (t[9] == 0 || t[9] == 255)
3576 /* 1.4 with CVT support gives us real precision, yay */
3577 if (edid->revision >= 4 && t[10] == DRM_EDID_CVT_SUPPORT_FLAG)
3578 return (t[9] * 10000) - ((t[12] >> 2) * 250);
3580 /* 1.3 is pathetic, so fuzz up a bit */
3581 return t[9] * 10000 + 5001;
3584 static bool mode_in_range(const struct drm_display_mode *mode,
3585 const struct drm_edid *drm_edid,
3586 const struct detailed_timing *timing)
3588 const struct edid *edid = drm_edid->edid;
3590 const u8 *t = (const u8 *)timing;
3592 if (!mode_in_hsync_range(mode, edid, t))
3595 if (!mode_in_vsync_range(mode, edid, t))
3598 if ((max_clock = range_pixel_clock(edid, t)))
3599 if (mode->clock > max_clock)
3602 /* 1.4 max horizontal check */
3603 if (edid->revision >= 4 && t[10] == DRM_EDID_CVT_SUPPORT_FLAG)
3604 if (t[13] && mode->hdisplay > 8 * (t[13] + (256 * (t[12]&0x3))))
3607 if (mode_is_rb(mode) && !drm_monitor_supports_rb(drm_edid))
3613 static bool valid_inferred_mode(const struct drm_connector *connector,
3614 const struct drm_display_mode *mode)
3616 const struct drm_display_mode *m;
3619 list_for_each_entry(m, &connector->probed_modes, head) {
3620 if (mode->hdisplay == m->hdisplay &&
3621 mode->vdisplay == m->vdisplay &&
3622 drm_mode_vrefresh(mode) == drm_mode_vrefresh(m))
3623 return false; /* duplicated */
3624 if (mode->hdisplay <= m->hdisplay &&
3625 mode->vdisplay <= m->vdisplay)
3631 static int drm_dmt_modes_for_range(struct drm_connector *connector,
3632 const struct drm_edid *drm_edid,
3633 const struct detailed_timing *timing)
3636 struct drm_display_mode *newmode;
3637 struct drm_device *dev = connector->dev;
3639 for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) {
3640 if (mode_in_range(drm_dmt_modes + i, drm_edid, timing) &&
3641 valid_inferred_mode(connector, drm_dmt_modes + i)) {
3642 newmode = drm_mode_duplicate(dev, &drm_dmt_modes[i]);
3644 drm_mode_probed_add(connector, newmode);
3653 /* fix up 1366x768 mode from 1368x768;
3654 * GFT/CVT can't express 1366 width which isn't dividable by 8
3656 void drm_mode_fixup_1366x768(struct drm_display_mode *mode)
3658 if (mode->hdisplay == 1368 && mode->vdisplay == 768) {
3659 mode->hdisplay = 1366;
3660 mode->hsync_start--;
3662 drm_mode_set_name(mode);
3666 static int drm_gtf_modes_for_range(struct drm_connector *connector,
3667 const struct drm_edid *drm_edid,
3668 const struct detailed_timing *timing)
3671 struct drm_display_mode *newmode;
3672 struct drm_device *dev = connector->dev;
3674 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) {
3675 const struct minimode *m = &extra_modes[i];
3677 newmode = drm_gtf_mode(dev, m->w, m->h, m->r, 0, 0);
3681 drm_mode_fixup_1366x768(newmode);
3682 if (!mode_in_range(newmode, drm_edid, timing) ||
3683 !valid_inferred_mode(connector, newmode)) {
3684 drm_mode_destroy(dev, newmode);
3688 drm_mode_probed_add(connector, newmode);
3695 static int drm_gtf2_modes_for_range(struct drm_connector *connector,
3696 const struct drm_edid *drm_edid,
3697 const struct detailed_timing *timing)
3700 struct drm_display_mode *newmode;
3701 struct drm_device *dev = connector->dev;
3703 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) {
3704 const struct minimode *m = &extra_modes[i];
3706 newmode = drm_gtf2_mode(dev, drm_edid, m->w, m->h, m->r);
3710 drm_mode_fixup_1366x768(newmode);
3711 if (!mode_in_range(newmode, drm_edid, timing) ||
3712 !valid_inferred_mode(connector, newmode)) {
3713 drm_mode_destroy(dev, newmode);
3717 drm_mode_probed_add(connector, newmode);
3724 static int drm_cvt_modes_for_range(struct drm_connector *connector,
3725 const struct drm_edid *drm_edid,
3726 const struct detailed_timing *timing)
3729 struct drm_display_mode *newmode;
3730 struct drm_device *dev = connector->dev;
3731 bool rb = drm_monitor_supports_rb(drm_edid);
3733 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) {
3734 const struct minimode *m = &extra_modes[i];
3736 newmode = drm_cvt_mode(dev, m->w, m->h, m->r, rb, 0, 0);
3740 drm_mode_fixup_1366x768(newmode);
3741 if (!mode_in_range(newmode, drm_edid, timing) ||
3742 !valid_inferred_mode(connector, newmode)) {
3743 drm_mode_destroy(dev, newmode);
3747 drm_mode_probed_add(connector, newmode);
3755 do_inferred_modes(const struct detailed_timing *timing, void *c)
3757 struct detailed_mode_closure *closure = c;
3758 const struct detailed_non_pixel *data = &timing->data.other_data;
3759 const struct detailed_data_monitor_range *range = &data->data.range;
3761 if (!is_display_descriptor(timing, EDID_DETAIL_MONITOR_RANGE))
3764 closure->modes += drm_dmt_modes_for_range(closure->connector,
3768 if (closure->drm_edid->edid->revision < 2)
3769 return; /* GTF not defined yet */
3771 switch (range->flags) {
3772 case DRM_EDID_SECONDARY_GTF_SUPPORT_FLAG:
3773 closure->modes += drm_gtf2_modes_for_range(closure->connector,
3777 case DRM_EDID_DEFAULT_GTF_SUPPORT_FLAG:
3778 closure->modes += drm_gtf_modes_for_range(closure->connector,
3782 case DRM_EDID_CVT_SUPPORT_FLAG:
3783 if (closure->drm_edid->edid->revision < 4)
3786 closure->modes += drm_cvt_modes_for_range(closure->connector,
3790 case DRM_EDID_RANGE_LIMITS_ONLY_FLAG:
3796 static int add_inferred_modes(struct drm_connector *connector,
3797 const struct drm_edid *drm_edid)
3799 struct detailed_mode_closure closure = {
3800 .connector = connector,
3801 .drm_edid = drm_edid,
3804 if (drm_edid->edid->revision >= 1)
3805 drm_for_each_detailed_block(drm_edid, do_inferred_modes, &closure);
3807 return closure.modes;
3811 drm_est3_modes(struct drm_connector *connector, const struct detailed_timing *timing)
3813 int i, j, m, modes = 0;
3814 struct drm_display_mode *mode;
3815 const u8 *est = ((const u8 *)timing) + 6;
3817 for (i = 0; i < 6; i++) {
3818 for (j = 7; j >= 0; j--) {
3819 m = (i * 8) + (7 - j);
3820 if (m >= ARRAY_SIZE(est3_modes))
3822 if (est[i] & (1 << j)) {
3823 mode = drm_mode_find_dmt(connector->dev,
3829 drm_mode_probed_add(connector, mode);
3840 do_established_modes(const struct detailed_timing *timing, void *c)
3842 struct detailed_mode_closure *closure = c;
3844 if (!is_display_descriptor(timing, EDID_DETAIL_EST_TIMINGS))
3847 closure->modes += drm_est3_modes(closure->connector, timing);
3851 * Get established modes from EDID and add them. Each EDID block contains a
3852 * bitmap of the supported "established modes" list (defined above). Tease them
3853 * out and add them to the global modes list.
3855 static int add_established_modes(struct drm_connector *connector,
3856 const struct drm_edid *drm_edid)
3858 struct drm_device *dev = connector->dev;
3859 const struct edid *edid = drm_edid->edid;
3860 unsigned long est_bits = edid->established_timings.t1 |
3861 (edid->established_timings.t2 << 8) |
3862 ((edid->established_timings.mfg_rsvd & 0x80) << 9);
3864 struct detailed_mode_closure closure = {
3865 .connector = connector,
3866 .drm_edid = drm_edid,
3869 for (i = 0; i <= EDID_EST_TIMINGS; i++) {
3870 if (est_bits & (1<<i)) {
3871 struct drm_display_mode *newmode;
3873 newmode = drm_mode_duplicate(dev, &edid_est_modes[i]);
3875 drm_mode_probed_add(connector, newmode);
3881 if (edid->revision >= 1)
3882 drm_for_each_detailed_block(drm_edid, do_established_modes,
3885 return modes + closure.modes;
3889 do_standard_modes(const struct detailed_timing *timing, void *c)
3891 struct detailed_mode_closure *closure = c;
3892 const struct detailed_non_pixel *data = &timing->data.other_data;
3893 struct drm_connector *connector = closure->connector;
3896 if (!is_display_descriptor(timing, EDID_DETAIL_STD_MODES))
3899 for (i = 0; i < 6; i++) {
3900 const struct std_timing *std = &data->data.timings[i];
3901 struct drm_display_mode *newmode;
3903 newmode = drm_mode_std(connector, closure->drm_edid, std);
3905 drm_mode_probed_add(connector, newmode);
3912 * Get standard modes from EDID and add them. Standard modes can be calculated
3913 * using the appropriate standard (DMT, GTF, or CVT). Grab them from EDID and
3914 * add them to the list.
3916 static int add_standard_modes(struct drm_connector *connector,
3917 const struct drm_edid *drm_edid)
3920 struct detailed_mode_closure closure = {
3921 .connector = connector,
3922 .drm_edid = drm_edid,
3925 for (i = 0; i < EDID_STD_TIMINGS; i++) {
3926 struct drm_display_mode *newmode;
3928 newmode = drm_mode_std(connector, drm_edid,
3929 &drm_edid->edid->standard_timings[i]);
3931 drm_mode_probed_add(connector, newmode);
3936 if (drm_edid->edid->revision >= 1)
3937 drm_for_each_detailed_block(drm_edid, do_standard_modes,
3940 /* XXX should also look for standard codes in VTB blocks */
3942 return modes + closure.modes;
3945 static int drm_cvt_modes(struct drm_connector *connector,
3946 const struct detailed_timing *timing)
3948 int i, j, modes = 0;
3949 struct drm_display_mode *newmode;
3950 struct drm_device *dev = connector->dev;
3951 const struct cvt_timing *cvt;
3952 const int rates[] = { 60, 85, 75, 60, 50 };
3953 const u8 empty[3] = { 0, 0, 0 };
3955 for (i = 0; i < 4; i++) {
3958 cvt = &(timing->data.other_data.data.cvt[i]);
3960 if (!memcmp(cvt->code, empty, 3))
3963 height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2;
3964 switch (cvt->code[1] & 0x0c) {
3965 /* default - because compiler doesn't see that we've enumerated all cases */
3968 width = height * 4 / 3;
3971 width = height * 16 / 9;
3974 width = height * 16 / 10;
3977 width = height * 15 / 9;
3981 for (j = 1; j < 5; j++) {
3982 if (cvt->code[2] & (1 << j)) {
3983 newmode = drm_cvt_mode(dev, width, height,
3987 drm_mode_probed_add(connector, newmode);
3998 do_cvt_mode(const struct detailed_timing *timing, void *c)
4000 struct detailed_mode_closure *closure = c;
4002 if (!is_display_descriptor(timing, EDID_DETAIL_CVT_3BYTE))
4005 closure->modes += drm_cvt_modes(closure->connector, timing);
4009 add_cvt_modes(struct drm_connector *connector, const struct drm_edid *drm_edid)
4011 struct detailed_mode_closure closure = {
4012 .connector = connector,
4013 .drm_edid = drm_edid,
4016 if (drm_edid->edid->revision >= 3)
4017 drm_for_each_detailed_block(drm_edid, do_cvt_mode, &closure);
4019 /* XXX should also look for CVT codes in VTB blocks */
4021 return closure.modes;
4024 static void fixup_detailed_cea_mode_clock(struct drm_connector *connector,
4025 struct drm_display_mode *mode);
4028 do_detailed_mode(const struct detailed_timing *timing, void *c)
4030 struct detailed_mode_closure *closure = c;
4031 struct drm_display_mode *newmode;
4033 if (!is_detailed_timing_descriptor(timing))
4036 newmode = drm_mode_detailed(closure->connector,
4037 closure->drm_edid, timing);
4041 if (closure->preferred)
4042 newmode->type |= DRM_MODE_TYPE_PREFERRED;
4045 * Detailed modes are limited to 10kHz pixel clock resolution,
4046 * so fix up anything that looks like CEA/HDMI mode, but the clock
4047 * is just slightly off.
4049 fixup_detailed_cea_mode_clock(closure->connector, newmode);
4051 drm_mode_probed_add(closure->connector, newmode);
4053 closure->preferred = false;
4057 * add_detailed_modes - Add modes from detailed timings
4058 * @connector: attached connector
4059 * @drm_edid: EDID block to scan
4061 static int add_detailed_modes(struct drm_connector *connector,
4062 const struct drm_edid *drm_edid)
4064 struct detailed_mode_closure closure = {
4065 .connector = connector,
4066 .drm_edid = drm_edid,
4069 if (drm_edid->edid->revision >= 4)
4070 closure.preferred = true; /* first detailed timing is always preferred */
4073 drm_edid->edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING;
4075 drm_for_each_detailed_block(drm_edid, do_detailed_mode, &closure);
4077 return closure.modes;
4080 /* CTA-861-H Table 60 - CTA Tag Codes */
4081 #define CTA_DB_AUDIO 1
4082 #define CTA_DB_VIDEO 2
4083 #define CTA_DB_VENDOR 3
4084 #define CTA_DB_SPEAKER 4
4085 #define CTA_DB_EXTENDED_TAG 7
4087 /* CTA-861-H Table 62 - CTA Extended Tag Codes */
4088 #define CTA_EXT_DB_VIDEO_CAP 0
4089 #define CTA_EXT_DB_VENDOR 1
4090 #define CTA_EXT_DB_HDR_STATIC_METADATA 6
4091 #define CTA_EXT_DB_420_VIDEO_DATA 14
4092 #define CTA_EXT_DB_420_VIDEO_CAP_MAP 15
4093 #define CTA_EXT_DB_HF_EEODB 0x78
4094 #define CTA_EXT_DB_HF_SCDB 0x79
4096 #define EDID_BASIC_AUDIO (1 << 6)
4097 #define EDID_CEA_YCRCB444 (1 << 5)
4098 #define EDID_CEA_YCRCB422 (1 << 4)
4099 #define EDID_CEA_VCDB_QS (1 << 6)
4102 * Search EDID for CEA extension block.
4104 * FIXME: Prefer not returning pointers to raw EDID data.
4106 const u8 *drm_find_edid_extension(const struct drm_edid *drm_edid,
4107 int ext_id, int *ext_index)
4109 const u8 *edid_ext = NULL;
4112 /* No EDID or EDID extensions */
4113 if (!drm_edid || !drm_edid_extension_block_count(drm_edid))
4116 /* Find CEA extension */
4117 for (i = *ext_index; i < drm_edid_extension_block_count(drm_edid); i++) {
4118 edid_ext = drm_edid_extension_block_data(drm_edid, i);
4119 if (edid_block_tag(edid_ext) == ext_id)
4123 if (i >= drm_edid_extension_block_count(drm_edid))
4131 /* Return true if the EDID has a CTA extension or a DisplayID CTA data block */
4132 static bool drm_edid_has_cta_extension(const struct drm_edid *drm_edid)
4134 const struct displayid_block *block;
4135 struct displayid_iter iter;
4139 /* Look for a top level CEA extension block */
4140 if (drm_find_edid_extension(drm_edid, CEA_EXT, &ext_index))
4143 /* CEA blocks can also be found embedded in a DisplayID block */
4144 displayid_iter_edid_begin(drm_edid, &iter);
4145 displayid_iter_for_each(block, &iter) {
4146 if (block->tag == DATA_BLOCK_CTA) {
4151 displayid_iter_end(&iter);
4156 static __always_inline const struct drm_display_mode *cea_mode_for_vic(u8 vic)
4158 BUILD_BUG_ON(1 + ARRAY_SIZE(edid_cea_modes_1) - 1 != 127);
4159 BUILD_BUG_ON(193 + ARRAY_SIZE(edid_cea_modes_193) - 1 != 219);
4161 if (vic >= 1 && vic < 1 + ARRAY_SIZE(edid_cea_modes_1))
4162 return &edid_cea_modes_1[vic - 1];
4163 if (vic >= 193 && vic < 193 + ARRAY_SIZE(edid_cea_modes_193))
4164 return &edid_cea_modes_193[vic - 193];
4168 static u8 cea_num_vics(void)
4170 return 193 + ARRAY_SIZE(edid_cea_modes_193);
4173 static u8 cea_next_vic(u8 vic)
4175 if (++vic == 1 + ARRAY_SIZE(edid_cea_modes_1))
4181 * Calculate the alternate clock for the CEA mode
4182 * (60Hz vs. 59.94Hz etc.)
4185 cea_mode_alternate_clock(const struct drm_display_mode *cea_mode)
4187 unsigned int clock = cea_mode->clock;
4189 if (drm_mode_vrefresh(cea_mode) % 6 != 0)
4193 * edid_cea_modes contains the 59.94Hz
4194 * variant for 240 and 480 line modes,
4195 * and the 60Hz variant otherwise.
4197 if (cea_mode->vdisplay == 240 || cea_mode->vdisplay == 480)
4198 clock = DIV_ROUND_CLOSEST(clock * 1001, 1000);
4200 clock = DIV_ROUND_CLOSEST(clock * 1000, 1001);
4206 cea_mode_alternate_timings(u8 vic, struct drm_display_mode *mode)
4209 * For certain VICs the spec allows the vertical
4210 * front porch to vary by one or two lines.
4212 * cea_modes[] stores the variant with the shortest
4213 * vertical front porch. We can adjust the mode to
4214 * get the other variants by simply increasing the
4215 * vertical front porch length.
4217 BUILD_BUG_ON(cea_mode_for_vic(8)->vtotal != 262 ||
4218 cea_mode_for_vic(9)->vtotal != 262 ||
4219 cea_mode_for_vic(12)->vtotal != 262 ||
4220 cea_mode_for_vic(13)->vtotal != 262 ||
4221 cea_mode_for_vic(23)->vtotal != 312 ||
4222 cea_mode_for_vic(24)->vtotal != 312 ||
4223 cea_mode_for_vic(27)->vtotal != 312 ||
4224 cea_mode_for_vic(28)->vtotal != 312);
4226 if (((vic == 8 || vic == 9 ||
4227 vic == 12 || vic == 13) && mode->vtotal < 263) ||
4228 ((vic == 23 || vic == 24 ||
4229 vic == 27 || vic == 28) && mode->vtotal < 314)) {
4230 mode->vsync_start++;
4240 static u8 drm_match_cea_mode_clock_tolerance(const struct drm_display_mode *to_match,
4241 unsigned int clock_tolerance)
4243 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
4246 if (!to_match->clock)
4249 if (to_match->picture_aspect_ratio)
4250 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
4252 for (vic = 1; vic < cea_num_vics(); vic = cea_next_vic(vic)) {
4253 struct drm_display_mode cea_mode;
4254 unsigned int clock1, clock2;
4256 drm_mode_init(&cea_mode, cea_mode_for_vic(vic));
4258 /* Check both 60Hz and 59.94Hz */
4259 clock1 = cea_mode.clock;
4260 clock2 = cea_mode_alternate_clock(&cea_mode);
4262 if (abs(to_match->clock - clock1) > clock_tolerance &&
4263 abs(to_match->clock - clock2) > clock_tolerance)
4267 if (drm_mode_match(to_match, &cea_mode, match_flags))
4269 } while (cea_mode_alternate_timings(vic, &cea_mode));
4276 * drm_match_cea_mode - look for a CEA mode matching given mode
4277 * @to_match: display mode
4279 * Return: The CEA Video ID (VIC) of the mode or 0 if it isn't a CEA-861
4282 u8 drm_match_cea_mode(const struct drm_display_mode *to_match)
4284 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
4287 if (!to_match->clock)
4290 if (to_match->picture_aspect_ratio)
4291 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
4293 for (vic = 1; vic < cea_num_vics(); vic = cea_next_vic(vic)) {
4294 struct drm_display_mode cea_mode;
4295 unsigned int clock1, clock2;
4297 drm_mode_init(&cea_mode, cea_mode_for_vic(vic));
4299 /* Check both 60Hz and 59.94Hz */
4300 clock1 = cea_mode.clock;
4301 clock2 = cea_mode_alternate_clock(&cea_mode);
4303 if (KHZ2PICOS(to_match->clock) != KHZ2PICOS(clock1) &&
4304 KHZ2PICOS(to_match->clock) != KHZ2PICOS(clock2))
4308 if (drm_mode_match(to_match, &cea_mode, match_flags))
4310 } while (cea_mode_alternate_timings(vic, &cea_mode));
4315 EXPORT_SYMBOL(drm_match_cea_mode);
4317 static bool drm_valid_cea_vic(u8 vic)
4319 return cea_mode_for_vic(vic) != NULL;
4322 static enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code)
4324 const struct drm_display_mode *mode = cea_mode_for_vic(video_code);
4327 return mode->picture_aspect_ratio;
4329 return HDMI_PICTURE_ASPECT_NONE;
4332 static enum hdmi_picture_aspect drm_get_hdmi_aspect_ratio(const u8 video_code)
4334 return edid_4k_modes[video_code].picture_aspect_ratio;
4338 * Calculate the alternate clock for HDMI modes (those from the HDMI vendor
4342 hdmi_mode_alternate_clock(const struct drm_display_mode *hdmi_mode)
4344 return cea_mode_alternate_clock(hdmi_mode);
4347 static u8 drm_match_hdmi_mode_clock_tolerance(const struct drm_display_mode *to_match,
4348 unsigned int clock_tolerance)
4350 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
4353 if (!to_match->clock)
4356 if (to_match->picture_aspect_ratio)
4357 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
4359 for (vic = 1; vic < ARRAY_SIZE(edid_4k_modes); vic++) {
4360 const struct drm_display_mode *hdmi_mode = &edid_4k_modes[vic];
4361 unsigned int clock1, clock2;
4363 /* Make sure to also match alternate clocks */
4364 clock1 = hdmi_mode->clock;
4365 clock2 = hdmi_mode_alternate_clock(hdmi_mode);
4367 if (abs(to_match->clock - clock1) > clock_tolerance &&
4368 abs(to_match->clock - clock2) > clock_tolerance)
4371 if (drm_mode_match(to_match, hdmi_mode, match_flags))
4379 * drm_match_hdmi_mode - look for a HDMI mode matching given mode
4380 * @to_match: display mode
4382 * An HDMI mode is one defined in the HDMI vendor specific block.
4384 * Returns the HDMI Video ID (VIC) of the mode or 0 if it isn't one.
4386 static u8 drm_match_hdmi_mode(const struct drm_display_mode *to_match)
4388 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
4391 if (!to_match->clock)
4394 if (to_match->picture_aspect_ratio)
4395 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
4397 for (vic = 1; vic < ARRAY_SIZE(edid_4k_modes); vic++) {
4398 const struct drm_display_mode *hdmi_mode = &edid_4k_modes[vic];
4399 unsigned int clock1, clock2;
4401 /* Make sure to also match alternate clocks */
4402 clock1 = hdmi_mode->clock;
4403 clock2 = hdmi_mode_alternate_clock(hdmi_mode);
4405 if ((KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock1) ||
4406 KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock2)) &&
4407 drm_mode_match(to_match, hdmi_mode, match_flags))
4413 static bool drm_valid_hdmi_vic(u8 vic)
4415 return vic > 0 && vic < ARRAY_SIZE(edid_4k_modes);
4418 static int add_alternate_cea_modes(struct drm_connector *connector,
4419 const struct drm_edid *drm_edid)
4421 struct drm_device *dev = connector->dev;
4422 struct drm_display_mode *mode, *tmp;
4426 /* Don't add CTA modes if the CTA extension block is missing */
4427 if (!drm_edid_has_cta_extension(drm_edid))
4431 * Go through all probed modes and create a new mode
4432 * with the alternate clock for certain CEA modes.
4434 list_for_each_entry(mode, &connector->probed_modes, head) {
4435 const struct drm_display_mode *cea_mode = NULL;
4436 struct drm_display_mode *newmode;
4437 u8 vic = drm_match_cea_mode(mode);
4438 unsigned int clock1, clock2;
4440 if (drm_valid_cea_vic(vic)) {
4441 cea_mode = cea_mode_for_vic(vic);
4442 clock2 = cea_mode_alternate_clock(cea_mode);
4444 vic = drm_match_hdmi_mode(mode);
4445 if (drm_valid_hdmi_vic(vic)) {
4446 cea_mode = &edid_4k_modes[vic];
4447 clock2 = hdmi_mode_alternate_clock(cea_mode);
4454 clock1 = cea_mode->clock;
4456 if (clock1 == clock2)
4459 if (mode->clock != clock1 && mode->clock != clock2)
4462 newmode = drm_mode_duplicate(dev, cea_mode);
4466 /* Carry over the stereo flags */
4467 newmode->flags |= mode->flags & DRM_MODE_FLAG_3D_MASK;
4470 * The current mode could be either variant. Make
4471 * sure to pick the "other" clock for the new mode.
4473 if (mode->clock != clock1)
4474 newmode->clock = clock1;
4476 newmode->clock = clock2;
4478 list_add_tail(&newmode->head, &list);
4481 list_for_each_entry_safe(mode, tmp, &list, head) {
4482 list_del(&mode->head);
4483 drm_mode_probed_add(connector, mode);
4490 static u8 svd_to_vic(u8 svd)
4492 /* 0-6 bit vic, 7th bit native mode indicator */
4493 if ((svd >= 1 && svd <= 64) || (svd >= 129 && svd <= 192))
4500 * Return a display mode for the 0-based vic_index'th VIC across all CTA VDBs in
4501 * the EDID, or NULL on errors.
4503 static struct drm_display_mode *
4504 drm_display_mode_from_vic_index(struct drm_connector *connector, int vic_index)
4506 const struct drm_display_info *info = &connector->display_info;
4507 struct drm_device *dev = connector->dev;
4509 if (!info->vics || vic_index >= info->vics_len || !info->vics[vic_index])
4512 return drm_display_mode_from_cea_vic(dev, info->vics[vic_index]);
4516 * do_y420vdb_modes - Parse YCBCR 420 only modes
4517 * @connector: connector corresponding to the HDMI sink
4518 * @svds: start of the data block of CEA YCBCR 420 VDB
4519 * @len: length of the CEA YCBCR 420 VDB
4521 * Parse the CEA-861-F YCBCR 420 Video Data Block (Y420VDB)
4522 * which contains modes which can be supported in YCBCR 420
4523 * output format only.
4525 static int do_y420vdb_modes(struct drm_connector *connector,
4526 const u8 *svds, u8 svds_len)
4528 struct drm_device *dev = connector->dev;
4531 for (i = 0; i < svds_len; i++) {
4532 u8 vic = svd_to_vic(svds[i]);
4533 struct drm_display_mode *newmode;
4535 if (!drm_valid_cea_vic(vic))
4538 newmode = drm_mode_duplicate(dev, cea_mode_for_vic(vic));
4541 drm_mode_probed_add(connector, newmode);
4549 * drm_display_mode_from_cea_vic() - return a mode for CEA VIC
4551 * @video_code: CEA VIC of the mode
4553 * Creates a new mode matching the specified CEA VIC.
4555 * Returns: A new drm_display_mode on success or NULL on failure
4557 struct drm_display_mode *
4558 drm_display_mode_from_cea_vic(struct drm_device *dev,
4561 const struct drm_display_mode *cea_mode;
4562 struct drm_display_mode *newmode;
4564 cea_mode = cea_mode_for_vic(video_code);
4568 newmode = drm_mode_duplicate(dev, cea_mode);
4574 EXPORT_SYMBOL(drm_display_mode_from_cea_vic);
4576 /* Add modes based on VICs parsed in parse_cta_vdb() */
4577 static int add_cta_vdb_modes(struct drm_connector *connector)
4579 const struct drm_display_info *info = &connector->display_info;
4585 for (i = 0; i < info->vics_len; i++) {
4586 struct drm_display_mode *mode;
4588 mode = drm_display_mode_from_vic_index(connector, i);
4590 drm_mode_probed_add(connector, mode);
4598 struct stereo_mandatory_mode {
4599 int width, height, vrefresh;
4603 static const struct stereo_mandatory_mode stereo_mandatory_modes[] = {
4604 { 1920, 1080, 24, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
4605 { 1920, 1080, 24, DRM_MODE_FLAG_3D_FRAME_PACKING },
4607 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF },
4609 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF },
4610 { 1280, 720, 50, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
4611 { 1280, 720, 50, DRM_MODE_FLAG_3D_FRAME_PACKING },
4612 { 1280, 720, 60, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
4613 { 1280, 720, 60, DRM_MODE_FLAG_3D_FRAME_PACKING }
4617 stereo_match_mandatory(const struct drm_display_mode *mode,
4618 const struct stereo_mandatory_mode *stereo_mode)
4620 unsigned int interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE;
4622 return mode->hdisplay == stereo_mode->width &&
4623 mode->vdisplay == stereo_mode->height &&
4624 interlaced == (stereo_mode->flags & DRM_MODE_FLAG_INTERLACE) &&
4625 drm_mode_vrefresh(mode) == stereo_mode->vrefresh;
4628 static int add_hdmi_mandatory_stereo_modes(struct drm_connector *connector)
4630 struct drm_device *dev = connector->dev;
4631 const struct drm_display_mode *mode;
4632 struct list_head stereo_modes;
4635 INIT_LIST_HEAD(&stereo_modes);
4637 list_for_each_entry(mode, &connector->probed_modes, head) {
4638 for (i = 0; i < ARRAY_SIZE(stereo_mandatory_modes); i++) {
4639 const struct stereo_mandatory_mode *mandatory;
4640 struct drm_display_mode *new_mode;
4642 if (!stereo_match_mandatory(mode,
4643 &stereo_mandatory_modes[i]))
4646 mandatory = &stereo_mandatory_modes[i];
4647 new_mode = drm_mode_duplicate(dev, mode);
4651 new_mode->flags |= mandatory->flags;
4652 list_add_tail(&new_mode->head, &stereo_modes);
4657 list_splice_tail(&stereo_modes, &connector->probed_modes);
4662 static int add_hdmi_mode(struct drm_connector *connector, u8 vic)
4664 struct drm_device *dev = connector->dev;
4665 struct drm_display_mode *newmode;
4667 if (!drm_valid_hdmi_vic(vic)) {
4668 drm_err(connector->dev, "[CONNECTOR:%d:%s] Unknown HDMI VIC: %d\n",
4669 connector->base.id, connector->name, vic);
4673 newmode = drm_mode_duplicate(dev, &edid_4k_modes[vic]);
4677 drm_mode_probed_add(connector, newmode);
4682 static int add_3d_struct_modes(struct drm_connector *connector, u16 structure,
4685 struct drm_display_mode *newmode;
4688 if (structure & (1 << 0)) {
4689 newmode = drm_display_mode_from_vic_index(connector, vic_index);
4691 newmode->flags |= DRM_MODE_FLAG_3D_FRAME_PACKING;
4692 drm_mode_probed_add(connector, newmode);
4696 if (structure & (1 << 6)) {
4697 newmode = drm_display_mode_from_vic_index(connector, vic_index);
4699 newmode->flags |= DRM_MODE_FLAG_3D_TOP_AND_BOTTOM;
4700 drm_mode_probed_add(connector, newmode);
4704 if (structure & (1 << 8)) {
4705 newmode = drm_display_mode_from_vic_index(connector, vic_index);
4707 newmode->flags |= DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF;
4708 drm_mode_probed_add(connector, newmode);
4716 static bool hdmi_vsdb_latency_present(const u8 *db)
4718 return db[8] & BIT(7);
4721 static bool hdmi_vsdb_i_latency_present(const u8 *db)
4723 return hdmi_vsdb_latency_present(db) && db[8] & BIT(6);
4726 static int hdmi_vsdb_latency_length(const u8 *db)
4728 if (hdmi_vsdb_i_latency_present(db))
4730 else if (hdmi_vsdb_latency_present(db))
4737 * do_hdmi_vsdb_modes - Parse the HDMI Vendor Specific data block
4738 * @connector: connector corresponding to the HDMI sink
4739 * @db: start of the CEA vendor specific block
4740 * @len: length of the CEA block payload, ie. one can access up to db[len]
4742 * Parses the HDMI VSDB looking for modes to add to @connector. This function
4743 * also adds the stereo 3d modes when applicable.
4746 do_hdmi_vsdb_modes(struct drm_connector *connector, const u8 *db, u8 len)
4748 int modes = 0, offset = 0, i, multi_present = 0, multi_len;
4749 u8 vic_len, hdmi_3d_len = 0;
4756 /* no HDMI_Video_Present */
4757 if (!(db[8] & (1 << 5)))
4760 offset += hdmi_vsdb_latency_length(db);
4762 /* the declared length is not long enough for the 2 first bytes
4763 * of additional video format capabilities */
4764 if (len < (8 + offset + 2))
4769 if (db[8 + offset] & (1 << 7)) {
4770 modes += add_hdmi_mandatory_stereo_modes(connector);
4772 /* 3D_Multi_present */
4773 multi_present = (db[8 + offset] & 0x60) >> 5;
4777 vic_len = db[8 + offset] >> 5;
4778 hdmi_3d_len = db[8 + offset] & 0x1f;
4780 for (i = 0; i < vic_len && len >= (9 + offset + i); i++) {
4783 vic = db[9 + offset + i];
4784 modes += add_hdmi_mode(connector, vic);
4786 offset += 1 + vic_len;
4788 if (multi_present == 1)
4790 else if (multi_present == 2)
4795 if (len < (8 + offset + hdmi_3d_len - 1))
4798 if (hdmi_3d_len < multi_len)
4801 if (multi_present == 1 || multi_present == 2) {
4802 /* 3D_Structure_ALL */
4803 structure_all = (db[8 + offset] << 8) | db[9 + offset];
4805 /* check if 3D_MASK is present */
4806 if (multi_present == 2)
4807 mask = (db[10 + offset] << 8) | db[11 + offset];
4811 for (i = 0; i < 16; i++) {
4812 if (mask & (1 << i))
4813 modes += add_3d_struct_modes(connector,
4818 offset += multi_len;
4820 for (i = 0; i < (hdmi_3d_len - multi_len); i++) {
4822 struct drm_display_mode *newmode = NULL;
4823 unsigned int newflag = 0;
4824 bool detail_present;
4826 detail_present = ((db[8 + offset + i] & 0x0f) > 7);
4828 if (detail_present && (i + 1 == hdmi_3d_len - multi_len))
4831 /* 2D_VIC_order_X */
4832 vic_index = db[8 + offset + i] >> 4;
4834 /* 3D_Structure_X */
4835 switch (db[8 + offset + i] & 0x0f) {
4837 newflag = DRM_MODE_FLAG_3D_FRAME_PACKING;
4840 newflag = DRM_MODE_FLAG_3D_TOP_AND_BOTTOM;
4844 if ((db[9 + offset + i] >> 4) == 1)
4845 newflag = DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF;
4850 newmode = drm_display_mode_from_vic_index(connector,
4854 newmode->flags |= newflag;
4855 drm_mode_probed_add(connector, newmode);
4869 cea_revision(const u8 *cea)
4872 * FIXME is this correct for the DispID variant?
4873 * The DispID spec doesn't really specify whether
4874 * this is the revision of the CEA extension or
4875 * the DispID CEA data block. And the only value
4876 * given as an example is 0.
4882 * CTA Data Block iterator.
4884 * Iterate through all CTA Data Blocks in both EDID CTA Extensions and DisplayID
4887 * struct cea_db *db:
4888 * struct cea_db_iter iter;
4890 * cea_db_iter_edid_begin(edid, &iter);
4891 * cea_db_iter_for_each(db, &iter) {
4892 * // do stuff with db
4894 * cea_db_iter_end(&iter);
4896 struct cea_db_iter {
4897 struct drm_edid_iter edid_iter;
4898 struct displayid_iter displayid_iter;
4900 /* Current Data Block Collection. */
4901 const u8 *collection;
4903 /* Current Data Block index in current collection. */
4906 /* End index in current collection. */
4910 /* CTA-861-H section 7.4 CTA Data BLock Collection */
4916 static int cea_db_tag(const struct cea_db *db)
4918 return db->tag_length >> 5;
4921 static int cea_db_payload_len(const void *_db)
4923 /* FIXME: Transition to passing struct cea_db * everywhere. */
4924 const struct cea_db *db = _db;
4926 return db->tag_length & 0x1f;
4929 static const void *cea_db_data(const struct cea_db *db)
4934 static bool cea_db_is_extended_tag(const struct cea_db *db, int tag)
4936 return cea_db_tag(db) == CTA_DB_EXTENDED_TAG &&
4937 cea_db_payload_len(db) >= 1 &&
4941 static bool cea_db_is_vendor(const struct cea_db *db, int vendor_oui)
4943 const u8 *data = cea_db_data(db);
4945 return cea_db_tag(db) == CTA_DB_VENDOR &&
4946 cea_db_payload_len(db) >= 3 &&
4947 oui(data[2], data[1], data[0]) == vendor_oui;
4950 static void cea_db_iter_edid_begin(const struct drm_edid *drm_edid,
4951 struct cea_db_iter *iter)
4953 memset(iter, 0, sizeof(*iter));
4955 drm_edid_iter_begin(drm_edid, &iter->edid_iter);
4956 displayid_iter_edid_begin(drm_edid, &iter->displayid_iter);
4959 static const struct cea_db *
4960 __cea_db_iter_current_block(const struct cea_db_iter *iter)
4962 const struct cea_db *db;
4964 if (!iter->collection)
4967 db = (const struct cea_db *)&iter->collection[iter->index];
4969 if (iter->index + sizeof(*db) <= iter->end &&
4970 iter->index + sizeof(*db) + cea_db_payload_len(db) <= iter->end)
4978 * - CTA-861-H section 7.3.3 CTA Extension Version 3
4980 static int cea_db_collection_size(const u8 *cta)
4984 if (d < 4 || d > 127)
4992 * - VESA E-EDID v1.4
4993 * - CTA-861-H section 7.3.3 CTA Extension Version 3
4995 static const void *__cea_db_iter_edid_next(struct cea_db_iter *iter)
4999 drm_edid_iter_for_each(ext, &iter->edid_iter) {
5002 /* Only support CTA Extension revision 3+ */
5003 if (ext[0] != CEA_EXT || cea_revision(ext) < 3)
5006 size = cea_db_collection_size(ext);
5011 iter->end = iter->index + size;
5021 * - DisplayID v1.3 Appendix C: CEA Data Block within a DisplayID Data Block
5022 * - DisplayID v2.0 section 4.10 CTA DisplayID Data Block
5024 * Note that the above do not specify any connection between DisplayID Data
5025 * Block revision and CTA Extension versions.
5027 static const void *__cea_db_iter_displayid_next(struct cea_db_iter *iter)
5029 const struct displayid_block *block;
5031 displayid_iter_for_each(block, &iter->displayid_iter) {
5032 if (block->tag != DATA_BLOCK_CTA)
5036 * The displayid iterator has already verified the block bounds
5037 * in displayid_iter_block().
5039 iter->index = sizeof(*block);
5040 iter->end = iter->index + block->num_bytes;
5048 static const struct cea_db *__cea_db_iter_next(struct cea_db_iter *iter)
5050 const struct cea_db *db;
5052 if (iter->collection) {
5053 /* Current collection should always be valid. */
5054 db = __cea_db_iter_current_block(iter);
5056 iter->collection = NULL;
5060 /* Next block in CTA Data Block Collection */
5061 iter->index += sizeof(*db) + cea_db_payload_len(db);
5063 db = __cea_db_iter_current_block(iter);
5070 * Find the next CTA Data Block Collection. First iterate all
5071 * the EDID CTA Extensions, then all the DisplayID CTA blocks.
5073 * Per DisplayID v1.3 Appendix B: DisplayID as an EDID
5074 * Extension, it's recommended that DisplayID extensions are
5075 * exposed after all of the CTA Extensions.
5077 iter->collection = __cea_db_iter_edid_next(iter);
5078 if (!iter->collection)
5079 iter->collection = __cea_db_iter_displayid_next(iter);
5081 if (!iter->collection)
5084 db = __cea_db_iter_current_block(iter);
5090 #define cea_db_iter_for_each(__db, __iter) \
5091 while (((__db) = __cea_db_iter_next(__iter)))
5093 static void cea_db_iter_end(struct cea_db_iter *iter)
5095 displayid_iter_end(&iter->displayid_iter);
5096 drm_edid_iter_end(&iter->edid_iter);
5098 memset(iter, 0, sizeof(*iter));
5101 static bool cea_db_is_hdmi_vsdb(const struct cea_db *db)
5103 return cea_db_is_vendor(db, HDMI_IEEE_OUI) &&
5104 cea_db_payload_len(db) >= 5;
5107 static bool cea_db_is_hdmi_forum_vsdb(const struct cea_db *db)
5109 return cea_db_is_vendor(db, HDMI_FORUM_IEEE_OUI) &&
5110 cea_db_payload_len(db) >= 7;
5113 static bool cea_db_is_hdmi_forum_eeodb(const void *db)
5115 return cea_db_is_extended_tag(db, CTA_EXT_DB_HF_EEODB) &&
5116 cea_db_payload_len(db) >= 2;
5119 static bool cea_db_is_microsoft_vsdb(const struct cea_db *db)
5121 return cea_db_is_vendor(db, MICROSOFT_IEEE_OUI) &&
5122 cea_db_payload_len(db) == 21;
5125 static bool cea_db_is_vcdb(const struct cea_db *db)
5127 return cea_db_is_extended_tag(db, CTA_EXT_DB_VIDEO_CAP) &&
5128 cea_db_payload_len(db) == 2;
5131 static bool cea_db_is_hdmi_forum_scdb(const struct cea_db *db)
5133 return cea_db_is_extended_tag(db, CTA_EXT_DB_HF_SCDB) &&
5134 cea_db_payload_len(db) >= 7;
5137 static bool cea_db_is_y420cmdb(const struct cea_db *db)
5139 return cea_db_is_extended_tag(db, CTA_EXT_DB_420_VIDEO_CAP_MAP);
5142 static bool cea_db_is_y420vdb(const struct cea_db *db)
5144 return cea_db_is_extended_tag(db, CTA_EXT_DB_420_VIDEO_DATA);
5147 static bool cea_db_is_hdmi_hdr_metadata_block(const struct cea_db *db)
5149 return cea_db_is_extended_tag(db, CTA_EXT_DB_HDR_STATIC_METADATA) &&
5150 cea_db_payload_len(db) >= 3;
5154 * Get the HF-EEODB override extension block count from EDID.
5156 * The passed in EDID may be partially read, as long as it has at least two
5157 * blocks (base block and one extension block) if EDID extension count is > 0.
5159 * Note that this is *not* how you should parse CTA Data Blocks in general; this
5160 * is only to handle partially read EDIDs. Normally, use the CTA Data Block
5161 * iterators instead.
5164 * - HDMI 2.1 section 10.3.6 HDMI Forum EDID Extension Override Data Block
5166 static int edid_hfeeodb_extension_block_count(const struct edid *edid)
5170 /* No extensions according to base block, no HF-EEODB. */
5171 if (!edid_extension_block_count(edid))
5174 /* HF-EEODB is always in the first EDID extension block only */
5175 cta = edid_extension_block_data(edid, 0);
5176 if (edid_block_tag(cta) != CEA_EXT || cea_revision(cta) < 3)
5179 /* Need to have the data block collection, and at least 3 bytes. */
5180 if (cea_db_collection_size(cta) < 3)
5184 * Sinks that include the HF-EEODB in their E-EDID shall include one and
5185 * only one instance of the HF-EEODB in the E-EDID, occupying bytes 4
5186 * through 6 of Block 1 of the E-EDID.
5188 if (!cea_db_is_hdmi_forum_eeodb(&cta[4]))
5195 * CTA-861 YCbCr 4:2:0 Capability Map Data Block (CTA Y420CMDB)
5197 * Y420CMDB contains a bitmap which gives the index of CTA modes from CTA VDB,
5198 * which can support YCBCR 420 sampling output also (apart from RGB/YCBCR444
5199 * etc). For example, if the bit 0 in bitmap is set, first mode in VDB can
5200 * support YCBCR420 output too.
5202 static void parse_cta_y420cmdb(struct drm_connector *connector,
5203 const struct cea_db *db, u64 *y420cmdb_map)
5205 struct drm_display_info *info = &connector->display_info;
5206 int i, map_len = cea_db_payload_len(db) - 1;
5207 const u8 *data = cea_db_data(db) + 1;
5211 /* All CEA modes support ycbcr420 sampling also.*/
5217 * This map indicates which of the existing CEA block modes
5218 * from VDB can support YCBCR420 output too. So if bit=0 is
5219 * set, first mode from VDB can support YCBCR420 output too.
5220 * We will parse and keep this map, before parsing VDB itself
5221 * to avoid going through the same block again and again.
5223 * Spec is not clear about max possible size of this block.
5224 * Clamping max bitmap block size at 8 bytes. Every byte can
5225 * address 8 CEA modes, in this way this map can address
5226 * 8*8 = first 64 SVDs.
5228 if (WARN_ON_ONCE(map_len > 8))
5231 for (i = 0; i < map_len; i++)
5232 map |= (u64)data[i] << (8 * i);
5236 info->color_formats |= DRM_COLOR_FORMAT_YCBCR420;
5238 *y420cmdb_map = map;
5241 static int add_cea_modes(struct drm_connector *connector,
5242 const struct drm_edid *drm_edid)
5244 const struct cea_db *db;
5245 struct cea_db_iter iter;
5248 /* CTA VDB block VICs parsed earlier */
5249 modes = add_cta_vdb_modes(connector);
5251 cea_db_iter_edid_begin(drm_edid, &iter);
5252 cea_db_iter_for_each(db, &iter) {
5253 if (cea_db_is_hdmi_vsdb(db)) {
5254 modes += do_hdmi_vsdb_modes(connector, (const u8 *)db,
5255 cea_db_payload_len(db));
5256 } else if (cea_db_is_y420vdb(db)) {
5257 const u8 *vdb420 = cea_db_data(db) + 1;
5259 /* Add 4:2:0(only) modes present in EDID */
5260 modes += do_y420vdb_modes(connector, vdb420,
5261 cea_db_payload_len(db) - 1);
5264 cea_db_iter_end(&iter);
5269 static void fixup_detailed_cea_mode_clock(struct drm_connector *connector,
5270 struct drm_display_mode *mode)
5272 const struct drm_display_mode *cea_mode;
5273 int clock1, clock2, clock;
5278 * allow 5kHz clock difference either way to account for
5279 * the 10kHz clock resolution limit of detailed timings.
5281 vic = drm_match_cea_mode_clock_tolerance(mode, 5);
5282 if (drm_valid_cea_vic(vic)) {
5284 cea_mode = cea_mode_for_vic(vic);
5285 clock1 = cea_mode->clock;
5286 clock2 = cea_mode_alternate_clock(cea_mode);
5288 vic = drm_match_hdmi_mode_clock_tolerance(mode, 5);
5289 if (drm_valid_hdmi_vic(vic)) {
5291 cea_mode = &edid_4k_modes[vic];
5292 clock1 = cea_mode->clock;
5293 clock2 = hdmi_mode_alternate_clock(cea_mode);
5299 /* pick whichever is closest */
5300 if (abs(mode->clock - clock1) < abs(mode->clock - clock2))
5305 if (mode->clock == clock)
5308 drm_dbg_kms(connector->dev,
5309 "[CONNECTOR:%d:%s] detailed mode matches %s VIC %d, adjusting clock %d -> %d\n",
5310 connector->base.id, connector->name,
5311 type, vic, mode->clock, clock);
5312 mode->clock = clock;
5315 static void drm_calculate_luminance_range(struct drm_connector *connector)
5317 struct hdr_static_metadata *hdr_metadata = &connector->hdr_sink_metadata.hdmi_type1;
5318 struct drm_luminance_range_info *luminance_range =
5319 &connector->display_info.luminance_range;
5320 static const u8 pre_computed_values[] = {
5321 50, 51, 52, 53, 55, 56, 57, 58, 59, 61, 62, 63, 65, 66, 68, 69,
5322 71, 72, 74, 75, 77, 79, 81, 82, 84, 86, 88, 90, 92, 94, 96, 98
5324 u32 max_avg, min_cll, max, min, q, r;
5326 if (!(hdr_metadata->metadata_type & BIT(HDMI_STATIC_METADATA_TYPE1)))
5329 max_avg = hdr_metadata->max_fall;
5330 min_cll = hdr_metadata->min_cll;
5333 * From the specification (CTA-861-G), for calculating the maximum
5334 * luminance we need to use:
5335 * Luminance = 50*2**(CV/32)
5336 * Where CV is a one-byte value.
5337 * For calculating this expression we may need float point precision;
5338 * to avoid this complexity level, we take advantage that CV is divided
5339 * by a constant. From the Euclids division algorithm, we know that CV
5340 * can be written as: CV = 32*q + r. Next, we replace CV in the
5341 * Luminance expression and get 50*(2**q)*(2**(r/32)), hence we just
5342 * need to pre-compute the value of r/32. For pre-computing the values
5343 * We just used the following Ruby line:
5344 * (0...32).each {|cv| puts (50*2**(cv/32.0)).round}
5345 * The results of the above expressions can be verified at
5346 * pre_computed_values.
5350 max = (1 << q) * pre_computed_values[r];
5352 /* min luminance: maxLum * (CV/255)^2 / 100 */
5353 q = DIV_ROUND_CLOSEST(min_cll, 255);
5354 min = max * DIV_ROUND_CLOSEST((q * q), 100);
5356 luminance_range->min_luminance = min;
5357 luminance_range->max_luminance = max;
5360 static uint8_t eotf_supported(const u8 *edid_ext)
5362 return edid_ext[2] &
5363 (BIT(HDMI_EOTF_TRADITIONAL_GAMMA_SDR) |
5364 BIT(HDMI_EOTF_TRADITIONAL_GAMMA_HDR) |
5365 BIT(HDMI_EOTF_SMPTE_ST2084) |
5366 BIT(HDMI_EOTF_BT_2100_HLG));
5369 static uint8_t hdr_metadata_type(const u8 *edid_ext)
5371 return edid_ext[3] &
5372 BIT(HDMI_STATIC_METADATA_TYPE1);
5376 drm_parse_hdr_metadata_block(struct drm_connector *connector, const u8 *db)
5380 len = cea_db_payload_len(db);
5382 connector->hdr_sink_metadata.hdmi_type1.eotf =
5384 connector->hdr_sink_metadata.hdmi_type1.metadata_type =
5385 hdr_metadata_type(db);
5388 connector->hdr_sink_metadata.hdmi_type1.max_cll = db[4];
5390 connector->hdr_sink_metadata.hdmi_type1.max_fall = db[5];
5392 connector->hdr_sink_metadata.hdmi_type1.min_cll = db[6];
5394 /* Calculate only when all values are available */
5395 drm_calculate_luminance_range(connector);
5399 /* HDMI Vendor-Specific Data Block (HDMI VSDB, H14b-VSDB) */
5401 drm_parse_hdmi_vsdb_audio(struct drm_connector *connector, const u8 *db)
5403 u8 len = cea_db_payload_len(db);
5405 if (len >= 6 && (db[6] & (1 << 7)))
5406 connector->eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_SUPPORTS_AI;
5408 if (len >= 10 && hdmi_vsdb_latency_present(db)) {
5409 connector->latency_present[0] = true;
5410 connector->video_latency[0] = db[9];
5411 connector->audio_latency[0] = db[10];
5414 if (len >= 12 && hdmi_vsdb_i_latency_present(db)) {
5415 connector->latency_present[1] = true;
5416 connector->video_latency[1] = db[11];
5417 connector->audio_latency[1] = db[12];
5420 drm_dbg_kms(connector->dev,
5421 "[CONNECTOR:%d:%s] HDMI: latency present %d %d, video latency %d %d, audio latency %d %d\n",
5422 connector->base.id, connector->name,
5423 connector->latency_present[0], connector->latency_present[1],
5424 connector->video_latency[0], connector->video_latency[1],
5425 connector->audio_latency[0], connector->audio_latency[1]);
5429 monitor_name(const struct detailed_timing *timing, void *data)
5431 const char **res = data;
5433 if (!is_display_descriptor(timing, EDID_DETAIL_MONITOR_NAME))
5436 *res = timing->data.other_data.data.str.str;
5439 static int get_monitor_name(const struct drm_edid *drm_edid, char name[13])
5441 const char *edid_name = NULL;
5444 if (!drm_edid || !name)
5447 drm_for_each_detailed_block(drm_edid, monitor_name, &edid_name);
5448 for (mnl = 0; edid_name && mnl < 13; mnl++) {
5449 if (edid_name[mnl] == 0x0a)
5452 name[mnl] = edid_name[mnl];
5459 * drm_edid_get_monitor_name - fetch the monitor name from the edid
5460 * @edid: monitor EDID information
5461 * @name: pointer to a character array to hold the name of the monitor
5462 * @bufsize: The size of the name buffer (should be at least 14 chars.)
5465 void drm_edid_get_monitor_name(const struct edid *edid, char *name, int bufsize)
5467 int name_length = 0;
5474 struct drm_edid drm_edid = {
5476 .size = edid_size(edid),
5479 name_length = min(get_monitor_name(&drm_edid, buf), bufsize - 1);
5480 memcpy(name, buf, name_length);
5483 name[name_length] = '\0';
5485 EXPORT_SYMBOL(drm_edid_get_monitor_name);
5487 static void clear_eld(struct drm_connector *connector)
5489 memset(connector->eld, 0, sizeof(connector->eld));
5491 connector->latency_present[0] = false;
5492 connector->latency_present[1] = false;
5493 connector->video_latency[0] = 0;
5494 connector->audio_latency[0] = 0;
5495 connector->video_latency[1] = 0;
5496 connector->audio_latency[1] = 0;
5500 * drm_edid_to_eld - build ELD from EDID
5501 * @connector: connector corresponding to the HDMI/DP sink
5502 * @drm_edid: EDID to parse
5504 * Fill the ELD (EDID-Like Data) buffer for passing to the audio driver. The
5505 * HDCP and Port_ID ELD fields are left for the graphics driver to fill in.
5507 static void drm_edid_to_eld(struct drm_connector *connector,
5508 const struct drm_edid *drm_edid)
5510 const struct drm_display_info *info = &connector->display_info;
5511 const struct cea_db *db;
5512 struct cea_db_iter iter;
5513 uint8_t *eld = connector->eld;
5514 int total_sad_count = 0;
5520 mnl = get_monitor_name(drm_edid, &eld[DRM_ELD_MONITOR_NAME_STRING]);
5521 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] ELD monitor %s\n",
5522 connector->base.id, connector->name,
5523 &eld[DRM_ELD_MONITOR_NAME_STRING]);
5525 eld[DRM_ELD_CEA_EDID_VER_MNL] = info->cea_rev << DRM_ELD_CEA_EDID_VER_SHIFT;
5526 eld[DRM_ELD_CEA_EDID_VER_MNL] |= mnl;
5528 eld[DRM_ELD_VER] = DRM_ELD_VER_CEA861D;
5530 eld[DRM_ELD_MANUFACTURER_NAME0] = drm_edid->edid->mfg_id[0];
5531 eld[DRM_ELD_MANUFACTURER_NAME1] = drm_edid->edid->mfg_id[1];
5532 eld[DRM_ELD_PRODUCT_CODE0] = drm_edid->edid->prod_code[0];
5533 eld[DRM_ELD_PRODUCT_CODE1] = drm_edid->edid->prod_code[1];
5535 cea_db_iter_edid_begin(drm_edid, &iter);
5536 cea_db_iter_for_each(db, &iter) {
5537 const u8 *data = cea_db_data(db);
5538 int len = cea_db_payload_len(db);
5541 switch (cea_db_tag(db)) {
5543 /* Audio Data Block, contains SADs */
5544 sad_count = min(len / 3, 15 - total_sad_count);
5546 memcpy(&eld[DRM_ELD_CEA_SAD(mnl, total_sad_count)],
5547 data, sad_count * 3);
5548 total_sad_count += sad_count;
5550 case CTA_DB_SPEAKER:
5551 /* Speaker Allocation Data Block */
5553 eld[DRM_ELD_SPEAKER] = data[0];
5556 /* HDMI Vendor-Specific Data Block */
5557 if (cea_db_is_hdmi_vsdb(db))
5558 drm_parse_hdmi_vsdb_audio(connector, (const u8 *)db);
5564 cea_db_iter_end(&iter);
5566 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= total_sad_count << DRM_ELD_SAD_COUNT_SHIFT;
5568 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
5569 connector->connector_type == DRM_MODE_CONNECTOR_eDP)
5570 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_CONN_TYPE_DP;
5572 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_CONN_TYPE_HDMI;
5574 eld[DRM_ELD_BASELINE_ELD_LEN] =
5575 DIV_ROUND_UP(drm_eld_calc_baseline_block_size(eld), 4);
5577 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] ELD size %d, SAD count %d\n",
5578 connector->base.id, connector->name,
5579 drm_eld_size(eld), total_sad_count);
5582 static int _drm_edid_to_sad(const struct drm_edid *drm_edid,
5583 struct cea_sad **sads)
5585 const struct cea_db *db;
5586 struct cea_db_iter iter;
5589 cea_db_iter_edid_begin(drm_edid, &iter);
5590 cea_db_iter_for_each(db, &iter) {
5591 if (cea_db_tag(db) == CTA_DB_AUDIO) {
5594 count = cea_db_payload_len(db) / 3; /* SAD is 3B */
5595 *sads = kcalloc(count, sizeof(**sads), GFP_KERNEL);
5598 for (j = 0; j < count; j++) {
5599 const u8 *sad = &db->data[j * 3];
5601 (*sads)[j].format = (sad[0] & 0x78) >> 3;
5602 (*sads)[j].channels = sad[0] & 0x7;
5603 (*sads)[j].freq = sad[1] & 0x7F;
5604 (*sads)[j].byte2 = sad[2];
5609 cea_db_iter_end(&iter);
5611 DRM_DEBUG_KMS("Found %d Short Audio Descriptors\n", count);
5617 * drm_edid_to_sad - extracts SADs from EDID
5618 * @edid: EDID to parse
5619 * @sads: pointer that will be set to the extracted SADs
5621 * Looks for CEA EDID block and extracts SADs (Short Audio Descriptors) from it.
5623 * Note: The returned pointer needs to be freed using kfree().
5625 * Return: The number of found SADs or negative number on error.
5627 int drm_edid_to_sad(const struct edid *edid, struct cea_sad **sads)
5629 struct drm_edid drm_edid;
5631 return _drm_edid_to_sad(drm_edid_legacy_init(&drm_edid, edid), sads);
5633 EXPORT_SYMBOL(drm_edid_to_sad);
5635 static int _drm_edid_to_speaker_allocation(const struct drm_edid *drm_edid,
5638 const struct cea_db *db;
5639 struct cea_db_iter iter;
5642 cea_db_iter_edid_begin(drm_edid, &iter);
5643 cea_db_iter_for_each(db, &iter) {
5644 if (cea_db_tag(db) == CTA_DB_SPEAKER &&
5645 cea_db_payload_len(db) == 3) {
5646 *sadb = kmemdup(db->data, cea_db_payload_len(db),
5650 count = cea_db_payload_len(db);
5654 cea_db_iter_end(&iter);
5656 DRM_DEBUG_KMS("Found %d Speaker Allocation Data Blocks\n", count);
5662 * drm_edid_to_speaker_allocation - extracts Speaker Allocation Data Blocks from EDID
5663 * @edid: EDID to parse
5664 * @sadb: pointer to the speaker block
5666 * Looks for CEA EDID block and extracts the Speaker Allocation Data Block from it.
5668 * Note: The returned pointer needs to be freed using kfree().
5670 * Return: The number of found Speaker Allocation Blocks or negative number on
5673 int drm_edid_to_speaker_allocation(const struct edid *edid, u8 **sadb)
5675 struct drm_edid drm_edid;
5677 return _drm_edid_to_speaker_allocation(drm_edid_legacy_init(&drm_edid, edid),
5680 EXPORT_SYMBOL(drm_edid_to_speaker_allocation);
5683 * drm_av_sync_delay - compute the HDMI/DP sink audio-video sync delay
5684 * @connector: connector associated with the HDMI/DP sink
5685 * @mode: the display mode
5687 * Return: The HDMI/DP sink's audio-video sync delay in milliseconds or 0 if
5688 * the sink doesn't support audio or video.
5690 int drm_av_sync_delay(struct drm_connector *connector,
5691 const struct drm_display_mode *mode)
5693 int i = !!(mode->flags & DRM_MODE_FLAG_INTERLACE);
5696 if (!connector->latency_present[0])
5698 if (!connector->latency_present[1])
5701 a = connector->audio_latency[i];
5702 v = connector->video_latency[i];
5705 * HDMI/DP sink doesn't support audio or video?
5707 if (a == 255 || v == 255)
5711 * Convert raw EDID values to millisecond.
5712 * Treat unknown latency as 0ms.
5715 a = min(2 * (a - 1), 500);
5717 v = min(2 * (v - 1), 500);
5719 return max(v - a, 0);
5721 EXPORT_SYMBOL(drm_av_sync_delay);
5723 static bool _drm_detect_hdmi_monitor(const struct drm_edid *drm_edid)
5725 const struct cea_db *db;
5726 struct cea_db_iter iter;
5730 * Because HDMI identifier is in Vendor Specific Block,
5731 * search it from all data blocks of CEA extension.
5733 cea_db_iter_edid_begin(drm_edid, &iter);
5734 cea_db_iter_for_each(db, &iter) {
5735 if (cea_db_is_hdmi_vsdb(db)) {
5740 cea_db_iter_end(&iter);
5746 * drm_detect_hdmi_monitor - detect whether monitor is HDMI
5747 * @edid: monitor EDID information
5749 * Parse the CEA extension according to CEA-861-B.
5751 * Drivers that have added the modes parsed from EDID to drm_display_info
5752 * should use &drm_display_info.is_hdmi instead of calling this function.
5754 * Return: True if the monitor is HDMI, false if not or unknown.
5756 bool drm_detect_hdmi_monitor(const struct edid *edid)
5758 struct drm_edid drm_edid;
5760 return _drm_detect_hdmi_monitor(drm_edid_legacy_init(&drm_edid, edid));
5762 EXPORT_SYMBOL(drm_detect_hdmi_monitor);
5764 static bool _drm_detect_monitor_audio(const struct drm_edid *drm_edid)
5766 struct drm_edid_iter edid_iter;
5767 const struct cea_db *db;
5768 struct cea_db_iter iter;
5770 bool has_audio = false;
5772 drm_edid_iter_begin(drm_edid, &edid_iter);
5773 drm_edid_iter_for_each(edid_ext, &edid_iter) {
5774 if (edid_ext[0] == CEA_EXT) {
5775 has_audio = edid_ext[3] & EDID_BASIC_AUDIO;
5780 drm_edid_iter_end(&edid_iter);
5783 DRM_DEBUG_KMS("Monitor has basic audio support\n");
5787 cea_db_iter_edid_begin(drm_edid, &iter);
5788 cea_db_iter_for_each(db, &iter) {
5789 if (cea_db_tag(db) == CTA_DB_AUDIO) {
5790 const u8 *data = cea_db_data(db);
5793 for (i = 0; i < cea_db_payload_len(db); i += 3)
5794 DRM_DEBUG_KMS("CEA audio format %d\n",
5795 (data[i] >> 3) & 0xf);
5800 cea_db_iter_end(&iter);
5807 * drm_detect_monitor_audio - check monitor audio capability
5808 * @edid: EDID block to scan
5810 * Monitor should have CEA extension block.
5811 * If monitor has 'basic audio', but no CEA audio blocks, it's 'basic
5812 * audio' only. If there is any audio extension block and supported
5813 * audio format, assume at least 'basic audio' support, even if 'basic
5814 * audio' is not defined in EDID.
5816 * Return: True if the monitor supports audio, false otherwise.
5818 bool drm_detect_monitor_audio(const struct edid *edid)
5820 struct drm_edid drm_edid;
5822 return _drm_detect_monitor_audio(drm_edid_legacy_init(&drm_edid, edid));
5824 EXPORT_SYMBOL(drm_detect_monitor_audio);
5828 * drm_default_rgb_quant_range - default RGB quantization range
5829 * @mode: display mode
5831 * Determine the default RGB quantization range for the mode,
5832 * as specified in CEA-861.
5834 * Return: The default RGB quantization range for the mode
5836 enum hdmi_quantization_range
5837 drm_default_rgb_quant_range(const struct drm_display_mode *mode)
5839 /* All CEA modes other than VIC 1 use limited quantization range. */
5840 return drm_match_cea_mode(mode) > 1 ?
5841 HDMI_QUANTIZATION_RANGE_LIMITED :
5842 HDMI_QUANTIZATION_RANGE_FULL;
5844 EXPORT_SYMBOL(drm_default_rgb_quant_range);
5846 /* CTA-861 Video Data Block (CTA VDB) */
5847 static void parse_cta_vdb(struct drm_connector *connector, const struct cea_db *db)
5849 struct drm_display_info *info = &connector->display_info;
5850 int i, vic_index, len = cea_db_payload_len(db);
5851 const u8 *svds = cea_db_data(db);
5857 /* Gracefully handle multiple VDBs, however unlikely that is */
5858 vics = krealloc(info->vics, info->vics_len + len, GFP_KERNEL);
5862 vic_index = info->vics_len;
5863 info->vics_len += len;
5866 for (i = 0; i < len; i++) {
5867 u8 vic = svd_to_vic(svds[i]);
5869 if (!drm_valid_cea_vic(vic))
5872 info->vics[vic_index++] = vic;
5877 * Update y420_cmdb_modes based on previously parsed CTA VDB and Y420CMDB.
5879 * Translate the y420cmdb_map based on VIC indexes to y420_cmdb_modes indexed
5880 * using the VICs themselves.
5882 static void update_cta_y420cmdb(struct drm_connector *connector, u64 y420cmdb_map)
5884 struct drm_display_info *info = &connector->display_info;
5885 struct drm_hdmi_info *hdmi = &info->hdmi;
5886 int i, len = min_t(int, info->vics_len, BITS_PER_TYPE(y420cmdb_map));
5888 for (i = 0; i < len; i++) {
5889 u8 vic = info->vics[i];
5891 if (vic && y420cmdb_map & BIT_ULL(i))
5892 bitmap_set(hdmi->y420_cmdb_modes, vic, 1);
5896 static bool cta_vdb_has_vic(const struct drm_connector *connector, u8 vic)
5898 const struct drm_display_info *info = &connector->display_info;
5901 if (!vic || !info->vics)
5904 for (i = 0; i < info->vics_len; i++) {
5905 if (info->vics[i] == vic)
5912 /* CTA-861-H YCbCr 4:2:0 Video Data Block (CTA Y420VDB) */
5913 static void parse_cta_y420vdb(struct drm_connector *connector,
5914 const struct cea_db *db)
5916 struct drm_display_info *info = &connector->display_info;
5917 struct drm_hdmi_info *hdmi = &info->hdmi;
5918 const u8 *svds = cea_db_data(db) + 1;
5921 for (i = 0; i < cea_db_payload_len(db) - 1; i++) {
5922 u8 vic = svd_to_vic(svds[i]);
5924 if (!drm_valid_cea_vic(vic))
5927 bitmap_set(hdmi->y420_vdb_modes, vic, 1);
5928 info->color_formats |= DRM_COLOR_FORMAT_YCBCR420;
5932 static void drm_parse_vcdb(struct drm_connector *connector, const u8 *db)
5934 struct drm_display_info *info = &connector->display_info;
5936 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] CEA VCDB 0x%02x\n",
5937 connector->base.id, connector->name, db[2]);
5939 if (db[2] & EDID_CEA_VCDB_QS)
5940 info->rgb_quant_range_selectable = true;
5944 void drm_get_max_frl_rate(int max_frl_rate, u8 *max_lanes, u8 *max_rate_per_lane)
5946 switch (max_frl_rate) {
5949 *max_rate_per_lane = 3;
5953 *max_rate_per_lane = 6;
5957 *max_rate_per_lane = 6;
5961 *max_rate_per_lane = 8;
5965 *max_rate_per_lane = 10;
5969 *max_rate_per_lane = 12;
5974 *max_rate_per_lane = 0;
5978 static void drm_parse_ycbcr420_deep_color_info(struct drm_connector *connector,
5982 struct drm_hdmi_info *hdmi = &connector->display_info.hdmi;
5984 dc_mask = db[7] & DRM_EDID_YCBCR420_DC_MASK;
5985 hdmi->y420_dc_modes = dc_mask;
5988 static void drm_parse_dsc_info(struct drm_hdmi_dsc_cap *hdmi_dsc,
5991 hdmi_dsc->v_1p2 = hf_scds[11] & DRM_EDID_DSC_1P2;
5993 if (!hdmi_dsc->v_1p2)
5996 hdmi_dsc->native_420 = hf_scds[11] & DRM_EDID_DSC_NATIVE_420;
5997 hdmi_dsc->all_bpp = hf_scds[11] & DRM_EDID_DSC_ALL_BPP;
5999 if (hf_scds[11] & DRM_EDID_DSC_16BPC)
6000 hdmi_dsc->bpc_supported = 16;
6001 else if (hf_scds[11] & DRM_EDID_DSC_12BPC)
6002 hdmi_dsc->bpc_supported = 12;
6003 else if (hf_scds[11] & DRM_EDID_DSC_10BPC)
6004 hdmi_dsc->bpc_supported = 10;
6006 /* Supports min 8 BPC if DSC 1.2 is supported*/
6007 hdmi_dsc->bpc_supported = 8;
6009 if (cea_db_payload_len(hf_scds) >= 12 && hf_scds[12]) {
6011 u8 dsc_max_frl_rate;
6013 dsc_max_frl_rate = (hf_scds[12] & DRM_EDID_DSC_MAX_FRL_RATE_MASK) >> 4;
6014 drm_get_max_frl_rate(dsc_max_frl_rate, &hdmi_dsc->max_lanes,
6015 &hdmi_dsc->max_frl_rate_per_lane);
6017 dsc_max_slices = hf_scds[12] & DRM_EDID_DSC_MAX_SLICES;
6019 switch (dsc_max_slices) {
6021 hdmi_dsc->max_slices = 1;
6022 hdmi_dsc->clk_per_slice = 340;
6025 hdmi_dsc->max_slices = 2;
6026 hdmi_dsc->clk_per_slice = 340;
6029 hdmi_dsc->max_slices = 4;
6030 hdmi_dsc->clk_per_slice = 340;
6033 hdmi_dsc->max_slices = 8;
6034 hdmi_dsc->clk_per_slice = 340;
6037 hdmi_dsc->max_slices = 8;
6038 hdmi_dsc->clk_per_slice = 400;
6041 hdmi_dsc->max_slices = 12;
6042 hdmi_dsc->clk_per_slice = 400;
6045 hdmi_dsc->max_slices = 16;
6046 hdmi_dsc->clk_per_slice = 400;
6050 hdmi_dsc->max_slices = 0;
6051 hdmi_dsc->clk_per_slice = 0;
6055 if (cea_db_payload_len(hf_scds) >= 13 && hf_scds[13])
6056 hdmi_dsc->total_chunk_kbytes = hf_scds[13] & DRM_EDID_DSC_TOTAL_CHUNK_KBYTES;
6059 /* Sink Capability Data Structure */
6060 static void drm_parse_hdmi_forum_scds(struct drm_connector *connector,
6063 struct drm_display_info *info = &connector->display_info;
6064 struct drm_hdmi_info *hdmi = &info->hdmi;
6065 struct drm_hdmi_dsc_cap *hdmi_dsc = &hdmi->dsc_cap;
6066 int max_tmds_clock = 0;
6067 u8 max_frl_rate = 0;
6068 bool dsc_support = false;
6070 info->has_hdmi_infoframe = true;
6072 if (hf_scds[6] & 0x80) {
6073 hdmi->scdc.supported = true;
6074 if (hf_scds[6] & 0x40)
6075 hdmi->scdc.read_request = true;
6079 * All HDMI 2.0 monitors must support scrambling at rates > 340 MHz.
6080 * And as per the spec, three factors confirm this:
6081 * * Availability of a HF-VSDB block in EDID (check)
6082 * * Non zero Max_TMDS_Char_Rate filed in HF-VSDB (let's check)
6083 * * SCDC support available (let's check)
6084 * Lets check it out.
6088 struct drm_scdc *scdc = &hdmi->scdc;
6090 /* max clock is 5000 KHz times block value */
6091 max_tmds_clock = hf_scds[5] * 5000;
6093 if (max_tmds_clock > 340000) {
6094 info->max_tmds_clock = max_tmds_clock;
6097 if (scdc->supported) {
6098 scdc->scrambling.supported = true;
6100 /* Few sinks support scrambling for clocks < 340M */
6101 if ((hf_scds[6] & 0x8))
6102 scdc->scrambling.low_rates = true;
6107 max_frl_rate = (hf_scds[7] & DRM_EDID_MAX_FRL_RATE_MASK) >> 4;
6108 drm_get_max_frl_rate(max_frl_rate, &hdmi->max_lanes,
6109 &hdmi->max_frl_rate_per_lane);
6112 drm_parse_ycbcr420_deep_color_info(connector, hf_scds);
6114 if (cea_db_payload_len(hf_scds) >= 11 && hf_scds[11]) {
6115 drm_parse_dsc_info(hdmi_dsc, hf_scds);
6119 drm_dbg_kms(connector->dev,
6120 "[CONNECTOR:%d:%s] HF-VSDB: max TMDS clock: %d KHz, HDMI 2.1 support: %s, DSC 1.2 support: %s\n",
6121 connector->base.id, connector->name,
6122 max_tmds_clock, str_yes_no(max_frl_rate), str_yes_no(dsc_support));
6125 static void drm_parse_hdmi_deep_color_info(struct drm_connector *connector,
6128 struct drm_display_info *info = &connector->display_info;
6129 unsigned int dc_bpc = 0;
6131 /* HDMI supports at least 8 bpc */
6134 if (cea_db_payload_len(hdmi) < 6)
6137 if (hdmi[6] & DRM_EDID_HDMI_DC_30) {
6139 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_30;
6140 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI sink does deep color 30.\n",
6141 connector->base.id, connector->name);
6144 if (hdmi[6] & DRM_EDID_HDMI_DC_36) {
6146 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_36;
6147 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI sink does deep color 36.\n",
6148 connector->base.id, connector->name);
6151 if (hdmi[6] & DRM_EDID_HDMI_DC_48) {
6153 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_48;
6154 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI sink does deep color 48.\n",
6155 connector->base.id, connector->name);
6159 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] No deep color support on this HDMI sink.\n",
6160 connector->base.id, connector->name);
6164 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] Assigning HDMI sink color depth as %d bpc.\n",
6165 connector->base.id, connector->name, dc_bpc);
6168 /* YCRCB444 is optional according to spec. */
6169 if (hdmi[6] & DRM_EDID_HDMI_DC_Y444) {
6170 info->edid_hdmi_ycbcr444_dc_modes = info->edid_hdmi_rgb444_dc_modes;
6171 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI sink does YCRCB444 in deep color.\n",
6172 connector->base.id, connector->name);
6176 * Spec says that if any deep color mode is supported at all,
6177 * then deep color 36 bit must be supported.
6179 if (!(hdmi[6] & DRM_EDID_HDMI_DC_36)) {
6180 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI sink should do DC_36, but does not!\n",
6181 connector->base.id, connector->name);
6185 /* HDMI Vendor-Specific Data Block (HDMI VSDB, H14b-VSDB) */
6187 drm_parse_hdmi_vsdb_video(struct drm_connector *connector, const u8 *db)
6189 struct drm_display_info *info = &connector->display_info;
6190 u8 len = cea_db_payload_len(db);
6192 info->is_hdmi = true;
6195 info->dvi_dual = db[6] & 1;
6197 info->max_tmds_clock = db[7] * 5000;
6200 * Try to infer whether the sink supports HDMI infoframes.
6202 * HDMI infoframe support was first added in HDMI 1.4. Assume the sink
6203 * supports infoframes if HDMI_Video_present is set.
6205 if (len >= 8 && db[8] & BIT(5))
6206 info->has_hdmi_infoframe = true;
6208 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI: DVI dual %d, max TMDS clock %d kHz\n",
6209 connector->base.id, connector->name,
6210 info->dvi_dual, info->max_tmds_clock);
6212 drm_parse_hdmi_deep_color_info(connector, db);
6216 * See EDID extension for head-mounted and specialized monitors, specified at:
6217 * https://docs.microsoft.com/en-us/windows-hardware/drivers/display/specialized-monitors-edid-extension
6219 static void drm_parse_microsoft_vsdb(struct drm_connector *connector,
6222 struct drm_display_info *info = &connector->display_info;
6224 bool desktop_usage = db[5] & BIT(6);
6226 /* Version 1 and 2 for HMDs, version 3 flags desktop usage explicitly */
6227 if (version == 1 || version == 2 || (version == 3 && !desktop_usage))
6228 info->non_desktop = true;
6230 drm_dbg_kms(connector->dev,
6231 "[CONNECTOR:%d:%s] HMD or specialized display VSDB version %u: 0x%02x\n",
6232 connector->base.id, connector->name, version, db[5]);
6235 static void drm_parse_cea_ext(struct drm_connector *connector,
6236 const struct drm_edid *drm_edid)
6238 struct drm_display_info *info = &connector->display_info;
6239 struct drm_edid_iter edid_iter;
6240 const struct cea_db *db;
6241 struct cea_db_iter iter;
6243 u64 y420cmdb_map = 0;
6245 drm_edid_iter_begin(drm_edid, &edid_iter);
6246 drm_edid_iter_for_each(edid_ext, &edid_iter) {
6247 if (edid_ext[0] != CEA_EXT)
6251 info->cea_rev = edid_ext[1];
6253 if (info->cea_rev != edid_ext[1])
6254 drm_dbg_kms(connector->dev,
6255 "[CONNECTOR:%d:%s] CEA extension version mismatch %u != %u\n",
6256 connector->base.id, connector->name,
6257 info->cea_rev, edid_ext[1]);
6259 /* The existence of a CTA extension should imply RGB support */
6260 info->color_formats = DRM_COLOR_FORMAT_RGB444;
6261 if (edid_ext[3] & EDID_CEA_YCRCB444)
6262 info->color_formats |= DRM_COLOR_FORMAT_YCBCR444;
6263 if (edid_ext[3] & EDID_CEA_YCRCB422)
6264 info->color_formats |= DRM_COLOR_FORMAT_YCBCR422;
6265 if (edid_ext[3] & EDID_BASIC_AUDIO)
6266 info->has_audio = true;
6269 drm_edid_iter_end(&edid_iter);
6271 cea_db_iter_edid_begin(drm_edid, &iter);
6272 cea_db_iter_for_each(db, &iter) {
6273 /* FIXME: convert parsers to use struct cea_db */
6274 const u8 *data = (const u8 *)db;
6276 if (cea_db_is_hdmi_vsdb(db))
6277 drm_parse_hdmi_vsdb_video(connector, data);
6278 else if (cea_db_is_hdmi_forum_vsdb(db) ||
6279 cea_db_is_hdmi_forum_scdb(db))
6280 drm_parse_hdmi_forum_scds(connector, data);
6281 else if (cea_db_is_microsoft_vsdb(db))
6282 drm_parse_microsoft_vsdb(connector, data);
6283 else if (cea_db_is_y420cmdb(db))
6284 parse_cta_y420cmdb(connector, db, &y420cmdb_map);
6285 else if (cea_db_is_y420vdb(db))
6286 parse_cta_y420vdb(connector, db);
6287 else if (cea_db_is_vcdb(db))
6288 drm_parse_vcdb(connector, data);
6289 else if (cea_db_is_hdmi_hdr_metadata_block(db))
6290 drm_parse_hdr_metadata_block(connector, data);
6291 else if (cea_db_tag(db) == CTA_DB_VIDEO)
6292 parse_cta_vdb(connector, db);
6293 else if (cea_db_tag(db) == CTA_DB_AUDIO)
6294 info->has_audio = true;
6296 cea_db_iter_end(&iter);
6299 update_cta_y420cmdb(connector, y420cmdb_map);
6303 void get_monitor_range(const struct detailed_timing *timing, void *c)
6305 struct detailed_mode_closure *closure = c;
6306 struct drm_display_info *info = &closure->connector->display_info;
6307 struct drm_monitor_range_info *monitor_range = &info->monitor_range;
6308 const struct detailed_non_pixel *data = &timing->data.other_data;
6309 const struct detailed_data_monitor_range *range = &data->data.range;
6310 const struct edid *edid = closure->drm_edid->edid;
6312 if (!is_display_descriptor(timing, EDID_DETAIL_MONITOR_RANGE))
6316 * These limits are used to determine the VRR refresh
6317 * rate range. Only the "range limits only" variant
6318 * of the range descriptor seems to guarantee that
6319 * any and all timings are accepted by the sink, as
6320 * opposed to just timings conforming to the indicated
6321 * formula (GTF/GTF2/CVT). Thus other variants of the
6322 * range descriptor are not accepted here.
6324 if (range->flags != DRM_EDID_RANGE_LIMITS_ONLY_FLAG)
6327 monitor_range->min_vfreq = range->min_vfreq;
6328 monitor_range->max_vfreq = range->max_vfreq;
6330 if (edid->revision >= 4) {
6331 if (data->pad2 & DRM_EDID_RANGE_OFFSET_MIN_VFREQ)
6332 monitor_range->min_vfreq += 255;
6333 if (data->pad2 & DRM_EDID_RANGE_OFFSET_MAX_VFREQ)
6334 monitor_range->max_vfreq += 255;
6338 static void drm_get_monitor_range(struct drm_connector *connector,
6339 const struct drm_edid *drm_edid)
6341 const struct drm_display_info *info = &connector->display_info;
6342 struct detailed_mode_closure closure = {
6343 .connector = connector,
6344 .drm_edid = drm_edid,
6347 if (drm_edid->edid->revision < 4)
6350 if (!(drm_edid->edid->features & DRM_EDID_FEATURE_CONTINUOUS_FREQ))
6353 drm_for_each_detailed_block(drm_edid, get_monitor_range, &closure);
6355 drm_dbg_kms(connector->dev,
6356 "[CONNECTOR:%d:%s] Supported Monitor Refresh rate range is %d Hz - %d Hz\n",
6357 connector->base.id, connector->name,
6358 info->monitor_range.min_vfreq, info->monitor_range.max_vfreq);
6361 static void drm_parse_vesa_mso_data(struct drm_connector *connector,
6362 const struct displayid_block *block)
6364 struct displayid_vesa_vendor_specific_block *vesa =
6365 (struct displayid_vesa_vendor_specific_block *)block;
6366 struct drm_display_info *info = &connector->display_info;
6368 if (block->num_bytes < 3) {
6369 drm_dbg_kms(connector->dev,
6370 "[CONNECTOR:%d:%s] Unexpected vendor block size %u\n",
6371 connector->base.id, connector->name, block->num_bytes);
6375 if (oui(vesa->oui[0], vesa->oui[1], vesa->oui[2]) != VESA_IEEE_OUI)
6378 if (sizeof(*vesa) != sizeof(*block) + block->num_bytes) {
6379 drm_dbg_kms(connector->dev,
6380 "[CONNECTOR:%d:%s] Unexpected VESA vendor block size\n",
6381 connector->base.id, connector->name);
6385 switch (FIELD_GET(DISPLAYID_VESA_MSO_MODE, vesa->mso)) {
6387 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] Reserved MSO mode value\n",
6388 connector->base.id, connector->name);
6391 info->mso_stream_count = 0;
6394 info->mso_stream_count = 2; /* 2 or 4 links */
6397 info->mso_stream_count = 4; /* 4 links */
6401 if (!info->mso_stream_count) {
6402 info->mso_pixel_overlap = 0;
6406 info->mso_pixel_overlap = FIELD_GET(DISPLAYID_VESA_MSO_OVERLAP, vesa->mso);
6407 if (info->mso_pixel_overlap > 8) {
6408 drm_dbg_kms(connector->dev,
6409 "[CONNECTOR:%d:%s] Reserved MSO pixel overlap value %u\n",
6410 connector->base.id, connector->name,
6411 info->mso_pixel_overlap);
6412 info->mso_pixel_overlap = 8;
6415 drm_dbg_kms(connector->dev,
6416 "[CONNECTOR:%d:%s] MSO stream count %u, pixel overlap %u\n",
6417 connector->base.id, connector->name,
6418 info->mso_stream_count, info->mso_pixel_overlap);
6421 static void drm_update_mso(struct drm_connector *connector,
6422 const struct drm_edid *drm_edid)
6424 const struct displayid_block *block;
6425 struct displayid_iter iter;
6427 displayid_iter_edid_begin(drm_edid, &iter);
6428 displayid_iter_for_each(block, &iter) {
6429 if (block->tag == DATA_BLOCK_2_VENDOR_SPECIFIC)
6430 drm_parse_vesa_mso_data(connector, block);
6432 displayid_iter_end(&iter);
6435 /* A connector has no EDID information, so we've got no EDID to compute quirks from. Reset
6436 * all of the values which would have been set from EDID
6438 static void drm_reset_display_info(struct drm_connector *connector)
6440 struct drm_display_info *info = &connector->display_info;
6443 info->height_mm = 0;
6446 info->color_formats = 0;
6448 info->max_tmds_clock = 0;
6449 info->dvi_dual = false;
6450 info->is_hdmi = false;
6451 info->has_audio = false;
6452 info->has_hdmi_infoframe = false;
6453 info->rgb_quant_range_selectable = false;
6454 memset(&info->hdmi, 0, sizeof(info->hdmi));
6456 info->edid_hdmi_rgb444_dc_modes = 0;
6457 info->edid_hdmi_ycbcr444_dc_modes = 0;
6459 info->non_desktop = 0;
6460 memset(&info->monitor_range, 0, sizeof(info->monitor_range));
6461 memset(&info->luminance_range, 0, sizeof(info->luminance_range));
6463 info->mso_stream_count = 0;
6464 info->mso_pixel_overlap = 0;
6465 info->max_dsc_bpp = 0;
6474 static void update_displayid_info(struct drm_connector *connector,
6475 const struct drm_edid *drm_edid)
6477 struct drm_display_info *info = &connector->display_info;
6478 const struct displayid_block *block;
6479 struct displayid_iter iter;
6481 displayid_iter_edid_begin(drm_edid, &iter);
6482 displayid_iter_for_each(block, &iter) {
6483 if (displayid_version(&iter) == DISPLAY_ID_STRUCTURE_VER_20 &&
6484 (displayid_primary_use(&iter) == PRIMARY_USE_HEAD_MOUNTED_VR ||
6485 displayid_primary_use(&iter) == PRIMARY_USE_HEAD_MOUNTED_AR))
6486 info->non_desktop = true;
6489 * We're only interested in the base section here, no need to
6494 displayid_iter_end(&iter);
6497 static void update_display_info(struct drm_connector *connector,
6498 const struct drm_edid *drm_edid)
6500 struct drm_display_info *info = &connector->display_info;
6501 const struct edid *edid;
6503 drm_reset_display_info(connector);
6504 clear_eld(connector);
6509 edid = drm_edid->edid;
6511 info->quirks = edid_get_quirks(drm_edid);
6513 info->width_mm = edid->width_cm * 10;
6514 info->height_mm = edid->height_cm * 10;
6516 drm_get_monitor_range(connector, drm_edid);
6518 if (edid->revision < 3)
6521 if (!(edid->input & DRM_EDID_INPUT_DIGITAL))
6524 info->color_formats |= DRM_COLOR_FORMAT_RGB444;
6525 drm_parse_cea_ext(connector, drm_edid);
6527 update_displayid_info(connector, drm_edid);
6530 * Digital sink with "DFP 1.x compliant TMDS" according to EDID 1.3?
6532 * For such displays, the DFP spec 1.0, section 3.10 "EDID support"
6533 * tells us to assume 8 bpc color depth if the EDID doesn't have
6534 * extensions which tell otherwise.
6536 if (info->bpc == 0 && edid->revision == 3 &&
6537 edid->input & DRM_EDID_DIGITAL_DFP_1_X) {
6539 drm_dbg_kms(connector->dev,
6540 "[CONNECTOR:%d:%s] Assigning DFP sink color depth as %d bpc.\n",
6541 connector->base.id, connector->name, info->bpc);
6544 /* Only defined for 1.4 with digital displays */
6545 if (edid->revision < 4)
6548 switch (edid->input & DRM_EDID_DIGITAL_DEPTH_MASK) {
6549 case DRM_EDID_DIGITAL_DEPTH_6:
6552 case DRM_EDID_DIGITAL_DEPTH_8:
6555 case DRM_EDID_DIGITAL_DEPTH_10:
6558 case DRM_EDID_DIGITAL_DEPTH_12:
6561 case DRM_EDID_DIGITAL_DEPTH_14:
6564 case DRM_EDID_DIGITAL_DEPTH_16:
6567 case DRM_EDID_DIGITAL_DEPTH_UNDEF:
6573 drm_dbg_kms(connector->dev,
6574 "[CONNECTOR:%d:%s] Assigning EDID-1.4 digital sink color depth as %d bpc.\n",
6575 connector->base.id, connector->name, info->bpc);
6577 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444)
6578 info->color_formats |= DRM_COLOR_FORMAT_YCBCR444;
6579 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422)
6580 info->color_formats |= DRM_COLOR_FORMAT_YCBCR422;
6582 drm_update_mso(connector, drm_edid);
6585 if (info->quirks & EDID_QUIRK_NON_DESKTOP) {
6586 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] Non-desktop display%s\n",
6587 connector->base.id, connector->name,
6588 info->non_desktop ? " (redundant quirk)" : "");
6589 info->non_desktop = true;
6592 if (info->quirks & EDID_QUIRK_CAP_DSC_15BPP)
6593 info->max_dsc_bpp = 15;
6595 if (info->quirks & EDID_QUIRK_FORCE_6BPC)
6598 if (info->quirks & EDID_QUIRK_FORCE_8BPC)
6601 if (info->quirks & EDID_QUIRK_FORCE_10BPC)
6604 if (info->quirks & EDID_QUIRK_FORCE_12BPC)
6607 /* Depends on info->cea_rev set by drm_parse_cea_ext() above */
6608 drm_edid_to_eld(connector, drm_edid);
6611 static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_device *dev,
6612 struct displayid_detailed_timings_1 *timings,
6615 struct drm_display_mode *mode;
6616 unsigned pixel_clock = (timings->pixel_clock[0] |
6617 (timings->pixel_clock[1] << 8) |
6618 (timings->pixel_clock[2] << 16)) + 1;
6619 unsigned hactive = (timings->hactive[0] | timings->hactive[1] << 8) + 1;
6620 unsigned hblank = (timings->hblank[0] | timings->hblank[1] << 8) + 1;
6621 unsigned hsync = (timings->hsync[0] | (timings->hsync[1] & 0x7f) << 8) + 1;
6622 unsigned hsync_width = (timings->hsw[0] | timings->hsw[1] << 8) + 1;
6623 unsigned vactive = (timings->vactive[0] | timings->vactive[1] << 8) + 1;
6624 unsigned vblank = (timings->vblank[0] | timings->vblank[1] << 8) + 1;
6625 unsigned vsync = (timings->vsync[0] | (timings->vsync[1] & 0x7f) << 8) + 1;
6626 unsigned vsync_width = (timings->vsw[0] | timings->vsw[1] << 8) + 1;
6627 bool hsync_positive = (timings->hsync[1] >> 7) & 0x1;
6628 bool vsync_positive = (timings->vsync[1] >> 7) & 0x1;
6630 mode = drm_mode_create(dev);
6634 /* resolution is kHz for type VII, and 10 kHz for type I */
6635 mode->clock = type_7 ? pixel_clock : pixel_clock * 10;
6636 mode->hdisplay = hactive;
6637 mode->hsync_start = mode->hdisplay + hsync;
6638 mode->hsync_end = mode->hsync_start + hsync_width;
6639 mode->htotal = mode->hdisplay + hblank;
6641 mode->vdisplay = vactive;
6642 mode->vsync_start = mode->vdisplay + vsync;
6643 mode->vsync_end = mode->vsync_start + vsync_width;
6644 mode->vtotal = mode->vdisplay + vblank;
6647 mode->flags |= hsync_positive ? DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC;
6648 mode->flags |= vsync_positive ? DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC;
6649 mode->type = DRM_MODE_TYPE_DRIVER;
6651 if (timings->flags & 0x80)
6652 mode->type |= DRM_MODE_TYPE_PREFERRED;
6653 drm_mode_set_name(mode);
6658 static int add_displayid_detailed_1_modes(struct drm_connector *connector,
6659 const struct displayid_block *block)
6661 struct displayid_detailed_timing_block *det = (struct displayid_detailed_timing_block *)block;
6664 struct drm_display_mode *newmode;
6666 bool type_7 = block->tag == DATA_BLOCK_2_TYPE_7_DETAILED_TIMING;
6667 /* blocks must be multiple of 20 bytes length */
6668 if (block->num_bytes % 20)
6671 num_timings = block->num_bytes / 20;
6672 for (i = 0; i < num_timings; i++) {
6673 struct displayid_detailed_timings_1 *timings = &det->timings[i];
6675 newmode = drm_mode_displayid_detailed(connector->dev, timings, type_7);
6679 drm_mode_probed_add(connector, newmode);
6685 static int add_displayid_detailed_modes(struct drm_connector *connector,
6686 const struct drm_edid *drm_edid)
6688 const struct displayid_block *block;
6689 struct displayid_iter iter;
6692 displayid_iter_edid_begin(drm_edid, &iter);
6693 displayid_iter_for_each(block, &iter) {
6694 if (block->tag == DATA_BLOCK_TYPE_1_DETAILED_TIMING ||
6695 block->tag == DATA_BLOCK_2_TYPE_7_DETAILED_TIMING)
6696 num_modes += add_displayid_detailed_1_modes(connector, block);
6698 displayid_iter_end(&iter);
6703 static int _drm_edid_connector_add_modes(struct drm_connector *connector,
6704 const struct drm_edid *drm_edid)
6706 const struct drm_display_info *info = &connector->display_info;
6713 * EDID spec says modes should be preferred in this order:
6714 * - preferred detailed mode
6715 * - other detailed modes from base block
6716 * - detailed modes from extension blocks
6717 * - CVT 3-byte code modes
6718 * - standard timing codes
6719 * - established timing codes
6720 * - modes inferred from GTF or CVT range information
6722 * We get this pretty much right.
6724 * XXX order for additional mode types in extension blocks?
6726 num_modes += add_detailed_modes(connector, drm_edid);
6727 num_modes += add_cvt_modes(connector, drm_edid);
6728 num_modes += add_standard_modes(connector, drm_edid);
6729 num_modes += add_established_modes(connector, drm_edid);
6730 num_modes += add_cea_modes(connector, drm_edid);
6731 num_modes += add_alternate_cea_modes(connector, drm_edid);
6732 num_modes += add_displayid_detailed_modes(connector, drm_edid);
6733 if (drm_edid->edid->features & DRM_EDID_FEATURE_CONTINUOUS_FREQ)
6734 num_modes += add_inferred_modes(connector, drm_edid);
6736 if (info->quirks & (EDID_QUIRK_PREFER_LARGE_60 | EDID_QUIRK_PREFER_LARGE_75))
6737 edid_fixup_preferred(connector);
6742 static void _drm_update_tile_info(struct drm_connector *connector,
6743 const struct drm_edid *drm_edid);
6745 static int _drm_edid_connector_property_update(struct drm_connector *connector,
6746 const struct drm_edid *drm_edid)
6748 struct drm_device *dev = connector->dev;
6751 if (connector->edid_blob_ptr) {
6752 const struct edid *old_edid = connector->edid_blob_ptr->data;
6755 if (!drm_edid_are_equal(drm_edid ? drm_edid->edid : NULL, old_edid)) {
6756 connector->epoch_counter++;
6757 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] EDID changed, epoch counter %llu\n",
6758 connector->base.id, connector->name,
6759 connector->epoch_counter);
6764 ret = drm_property_replace_global_blob(dev,
6765 &connector->edid_blob_ptr,
6766 drm_edid ? drm_edid->size : 0,
6767 drm_edid ? drm_edid->edid : NULL,
6769 dev->mode_config.edid_property);
6771 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] EDID property update failed (%d)\n",
6772 connector->base.id, connector->name, ret);
6776 ret = drm_object_property_set_value(&connector->base,
6777 dev->mode_config.non_desktop_property,
6778 connector->display_info.non_desktop);
6780 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] Non-desktop property update failed (%d)\n",
6781 connector->base.id, connector->name, ret);
6785 ret = drm_connector_set_tile_property(connector);
6787 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] Tile property update failed (%d)\n",
6788 connector->base.id, connector->name, ret);
6797 * drm_edid_connector_update - Update connector information from EDID
6798 * @connector: Connector
6801 * Update the connector display info, ELD, HDR metadata, relevant properties,
6802 * etc. from the passed in EDID.
6804 * If EDID is NULL, reset the information.
6806 * Must be called before calling drm_edid_connector_add_modes().
6808 * Return: 0 on success, negative error on errors.
6810 int drm_edid_connector_update(struct drm_connector *connector,
6811 const struct drm_edid *drm_edid)
6813 update_display_info(connector, drm_edid);
6815 _drm_update_tile_info(connector, drm_edid);
6817 return _drm_edid_connector_property_update(connector, drm_edid);
6819 EXPORT_SYMBOL(drm_edid_connector_update);
6822 * drm_edid_connector_add_modes - Update probed modes from the EDID property
6823 * @connector: Connector
6825 * Add the modes from the previously updated EDID property to the connector
6826 * probed modes list.
6828 * drm_edid_connector_update() must have been called before this to update the
6831 * Return: The number of modes added, or 0 if we couldn't find any.
6833 int drm_edid_connector_add_modes(struct drm_connector *connector)
6835 const struct drm_edid *drm_edid = NULL;
6838 if (connector->edid_blob_ptr)
6839 drm_edid = drm_edid_alloc(connector->edid_blob_ptr->data,
6840 connector->edid_blob_ptr->length);
6842 count = _drm_edid_connector_add_modes(connector, drm_edid);
6844 drm_edid_free(drm_edid);
6848 EXPORT_SYMBOL(drm_edid_connector_add_modes);
6851 * drm_connector_update_edid_property - update the edid property of a connector
6852 * @connector: drm connector
6853 * @edid: new value of the edid property
6855 * This function creates a new blob modeset object and assigns its id to the
6856 * connector's edid property.
6857 * Since we also parse tile information from EDID's displayID block, we also
6858 * set the connector's tile property here. See drm_connector_set_tile_property()
6861 * This function is deprecated. Use drm_edid_connector_update() instead.
6864 * Zero on success, negative errno on failure.
6866 int drm_connector_update_edid_property(struct drm_connector *connector,
6867 const struct edid *edid)
6869 struct drm_edid drm_edid;
6871 return drm_edid_connector_update(connector, drm_edid_legacy_init(&drm_edid, edid));
6873 EXPORT_SYMBOL(drm_connector_update_edid_property);
6876 * drm_add_edid_modes - add modes from EDID data, if available
6877 * @connector: connector we're probing
6880 * Add the specified modes to the connector's mode list. Also fills out the
6881 * &drm_display_info structure and ELD in @connector with any information which
6882 * can be derived from the edid.
6884 * This function is deprecated. Use drm_edid_connector_add_modes() instead.
6886 * Return: The number of modes added or 0 if we couldn't find any.
6888 int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid)
6890 struct drm_edid _drm_edid;
6891 const struct drm_edid *drm_edid;
6893 if (edid && !drm_edid_is_valid(edid)) {
6894 drm_warn(connector->dev, "[CONNECTOR:%d:%s] EDID invalid.\n",
6895 connector->base.id, connector->name);
6899 drm_edid = drm_edid_legacy_init(&_drm_edid, edid);
6901 update_display_info(connector, drm_edid);
6903 return _drm_edid_connector_add_modes(connector, drm_edid);
6905 EXPORT_SYMBOL(drm_add_edid_modes);
6908 * drm_add_modes_noedid - add modes for the connectors without EDID
6909 * @connector: connector we're probing
6910 * @hdisplay: the horizontal display limit
6911 * @vdisplay: the vertical display limit
6913 * Add the specified modes to the connector's mode list. Only when the
6914 * hdisplay/vdisplay is not beyond the given limit, it will be added.
6916 * Return: The number of modes added or 0 if we couldn't find any.
6918 int drm_add_modes_noedid(struct drm_connector *connector,
6919 int hdisplay, int vdisplay)
6921 int i, count, num_modes = 0;
6922 struct drm_display_mode *mode;
6923 struct drm_device *dev = connector->dev;
6925 count = ARRAY_SIZE(drm_dmt_modes);
6931 for (i = 0; i < count; i++) {
6932 const struct drm_display_mode *ptr = &drm_dmt_modes[i];
6934 if (hdisplay && vdisplay) {
6936 * Only when two are valid, they will be used to check
6937 * whether the mode should be added to the mode list of
6940 if (ptr->hdisplay > hdisplay ||
6941 ptr->vdisplay > vdisplay)
6944 if (drm_mode_vrefresh(ptr) > 61)
6946 mode = drm_mode_duplicate(dev, ptr);
6948 drm_mode_probed_add(connector, mode);
6954 EXPORT_SYMBOL(drm_add_modes_noedid);
6957 * drm_set_preferred_mode - Sets the preferred mode of a connector
6958 * @connector: connector whose mode list should be processed
6959 * @hpref: horizontal resolution of preferred mode
6960 * @vpref: vertical resolution of preferred mode
6962 * Marks a mode as preferred if it matches the resolution specified by @hpref
6965 void drm_set_preferred_mode(struct drm_connector *connector,
6966 int hpref, int vpref)
6968 struct drm_display_mode *mode;
6970 list_for_each_entry(mode, &connector->probed_modes, head) {
6971 if (mode->hdisplay == hpref &&
6972 mode->vdisplay == vpref)
6973 mode->type |= DRM_MODE_TYPE_PREFERRED;
6976 EXPORT_SYMBOL(drm_set_preferred_mode);
6978 static bool is_hdmi2_sink(const struct drm_connector *connector)
6981 * FIXME: sil-sii8620 doesn't have a connector around when
6982 * we need one, so we have to be prepared for a NULL connector.
6987 return connector->display_info.hdmi.scdc.supported ||
6988 connector->display_info.color_formats & DRM_COLOR_FORMAT_YCBCR420;
6991 static u8 drm_mode_hdmi_vic(const struct drm_connector *connector,
6992 const struct drm_display_mode *mode)
6994 bool has_hdmi_infoframe = connector ?
6995 connector->display_info.has_hdmi_infoframe : false;
6997 if (!has_hdmi_infoframe)
7000 /* No HDMI VIC when signalling 3D video format */
7001 if (mode->flags & DRM_MODE_FLAG_3D_MASK)
7004 return drm_match_hdmi_mode(mode);
7007 static u8 drm_mode_cea_vic(const struct drm_connector *connector,
7008 const struct drm_display_mode *mode)
7011 * HDMI spec says if a mode is found in HDMI 1.4b 4K modes
7012 * we should send its VIC in vendor infoframes, else send the
7013 * VIC in AVI infoframes. Lets check if this mode is present in
7014 * HDMI 1.4b 4K modes
7016 if (drm_mode_hdmi_vic(connector, mode))
7019 return drm_match_cea_mode(mode);
7023 * Avoid sending VICs defined in HDMI 2.0 in AVI infoframes to sinks that
7024 * conform to HDMI 1.4.
7026 * HDMI 1.4 (CTA-861-D) VIC range: [1..64]
7027 * HDMI 2.0 (CTA-861-F) VIC range: [1..107]
7029 * If the sink lists the VIC in CTA VDB, assume it's fine, regardless of HDMI
7032 static u8 vic_for_avi_infoframe(const struct drm_connector *connector, u8 vic)
7034 if (!is_hdmi2_sink(connector) && vic > 64 &&
7035 !cta_vdb_has_vic(connector, vic))
7042 * drm_hdmi_avi_infoframe_from_display_mode() - fill an HDMI AVI infoframe with
7043 * data from a DRM display mode
7044 * @frame: HDMI AVI infoframe
7045 * @connector: the connector
7046 * @mode: DRM display mode
7048 * Return: 0 on success or a negative error code on failure.
7051 drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
7052 const struct drm_connector *connector,
7053 const struct drm_display_mode *mode)
7055 enum hdmi_picture_aspect picture_aspect;
7058 if (!frame || !mode)
7061 hdmi_avi_infoframe_init(frame);
7063 if (mode->flags & DRM_MODE_FLAG_DBLCLK)
7064 frame->pixel_repeat = 1;
7066 vic = drm_mode_cea_vic(connector, mode);
7067 hdmi_vic = drm_mode_hdmi_vic(connector, mode);
7069 frame->picture_aspect = HDMI_PICTURE_ASPECT_NONE;
7072 * As some drivers don't support atomic, we can't use connector state.
7073 * So just initialize the frame with default values, just the same way
7074 * as it's done with other properties here.
7076 frame->content_type = HDMI_CONTENT_TYPE_GRAPHICS;
7080 * Populate picture aspect ratio from either
7081 * user input (if specified) or from the CEA/HDMI mode lists.
7083 picture_aspect = mode->picture_aspect_ratio;
7084 if (picture_aspect == HDMI_PICTURE_ASPECT_NONE) {
7086 picture_aspect = drm_get_cea_aspect_ratio(vic);
7088 picture_aspect = drm_get_hdmi_aspect_ratio(hdmi_vic);
7092 * The infoframe can't convey anything but none, 4:3
7093 * and 16:9, so if the user has asked for anything else
7094 * we can only satisfy it by specifying the right VIC.
7096 if (picture_aspect > HDMI_PICTURE_ASPECT_16_9) {
7098 if (picture_aspect != drm_get_cea_aspect_ratio(vic))
7100 } else if (hdmi_vic) {
7101 if (picture_aspect != drm_get_hdmi_aspect_ratio(hdmi_vic))
7107 picture_aspect = HDMI_PICTURE_ASPECT_NONE;
7110 frame->video_code = vic_for_avi_infoframe(connector, vic);
7111 frame->picture_aspect = picture_aspect;
7112 frame->active_aspect = HDMI_ACTIVE_ASPECT_PICTURE;
7113 frame->scan_mode = HDMI_SCAN_MODE_UNDERSCAN;
7117 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_from_display_mode);
7120 * drm_hdmi_avi_infoframe_quant_range() - fill the HDMI AVI infoframe
7121 * quantization range information
7122 * @frame: HDMI AVI infoframe
7123 * @connector: the connector
7124 * @mode: DRM display mode
7125 * @rgb_quant_range: RGB quantization range (Q)
7128 drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
7129 const struct drm_connector *connector,
7130 const struct drm_display_mode *mode,
7131 enum hdmi_quantization_range rgb_quant_range)
7133 const struct drm_display_info *info = &connector->display_info;
7137 * "A Source shall not send a non-zero Q value that does not correspond
7138 * to the default RGB Quantization Range for the transmitted Picture
7139 * unless the Sink indicates support for the Q bit in a Video
7140 * Capabilities Data Block."
7142 * HDMI 2.0 recommends sending non-zero Q when it does match the
7143 * default RGB quantization range for the mode, even when QS=0.
7145 if (info->rgb_quant_range_selectable ||
7146 rgb_quant_range == drm_default_rgb_quant_range(mode))
7147 frame->quantization_range = rgb_quant_range;
7149 frame->quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT;
7153 * "When transmitting any RGB colorimetry, the Source should set the
7154 * YQ-field to match the RGB Quantization Range being transmitted
7155 * (e.g., when Limited Range RGB, set YQ=0 or when Full Range RGB,
7156 * set YQ=1) and the Sink shall ignore the YQ-field."
7158 * Unfortunate certain sinks (eg. VIZ Model 67/E261VA) get confused
7159 * by non-zero YQ when receiving RGB. There doesn't seem to be any
7160 * good way to tell which version of CEA-861 the sink supports, so
7161 * we limit non-zero YQ to HDMI 2.0 sinks only as HDMI 2.0 is based
7164 if (!is_hdmi2_sink(connector) ||
7165 rgb_quant_range == HDMI_QUANTIZATION_RANGE_LIMITED)
7166 frame->ycc_quantization_range =
7167 HDMI_YCC_QUANTIZATION_RANGE_LIMITED;
7169 frame->ycc_quantization_range =
7170 HDMI_YCC_QUANTIZATION_RANGE_FULL;
7172 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_quant_range);
7174 static enum hdmi_3d_structure
7175 s3d_structure_from_display_mode(const struct drm_display_mode *mode)
7177 u32 layout = mode->flags & DRM_MODE_FLAG_3D_MASK;
7180 case DRM_MODE_FLAG_3D_FRAME_PACKING:
7181 return HDMI_3D_STRUCTURE_FRAME_PACKING;
7182 case DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE:
7183 return HDMI_3D_STRUCTURE_FIELD_ALTERNATIVE;
7184 case DRM_MODE_FLAG_3D_LINE_ALTERNATIVE:
7185 return HDMI_3D_STRUCTURE_LINE_ALTERNATIVE;
7186 case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL:
7187 return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_FULL;
7188 case DRM_MODE_FLAG_3D_L_DEPTH:
7189 return HDMI_3D_STRUCTURE_L_DEPTH;
7190 case DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH:
7191 return HDMI_3D_STRUCTURE_L_DEPTH_GFX_GFX_DEPTH;
7192 case DRM_MODE_FLAG_3D_TOP_AND_BOTTOM:
7193 return HDMI_3D_STRUCTURE_TOP_AND_BOTTOM;
7194 case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF:
7195 return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_HALF;
7197 return HDMI_3D_STRUCTURE_INVALID;
7202 * drm_hdmi_vendor_infoframe_from_display_mode() - fill an HDMI infoframe with
7203 * data from a DRM display mode
7204 * @frame: HDMI vendor infoframe
7205 * @connector: the connector
7206 * @mode: DRM display mode
7208 * Note that there's is a need to send HDMI vendor infoframes only when using a
7209 * 4k or stereoscopic 3D mode. So when giving any other mode as input this
7210 * function will return -EINVAL, error that can be safely ignored.
7212 * Return: 0 on success or a negative error code on failure.
7215 drm_hdmi_vendor_infoframe_from_display_mode(struct hdmi_vendor_infoframe *frame,
7216 const struct drm_connector *connector,
7217 const struct drm_display_mode *mode)
7220 * FIXME: sil-sii8620 doesn't have a connector around when
7221 * we need one, so we have to be prepared for a NULL connector.
7223 bool has_hdmi_infoframe = connector ?
7224 connector->display_info.has_hdmi_infoframe : false;
7227 if (!frame || !mode)
7230 if (!has_hdmi_infoframe)
7233 err = hdmi_vendor_infoframe_init(frame);
7238 * Even if it's not absolutely necessary to send the infoframe
7239 * (ie.vic==0 and s3d_struct==0) we will still send it if we
7240 * know that the sink can handle it. This is based on a
7241 * suggestion in HDMI 2.0 Appendix F. Apparently some sinks
7242 * have trouble realizing that they should switch from 3D to 2D
7243 * mode if the source simply stops sending the infoframe when
7244 * it wants to switch from 3D to 2D.
7246 frame->vic = drm_mode_hdmi_vic(connector, mode);
7247 frame->s3d_struct = s3d_structure_from_display_mode(mode);
7251 EXPORT_SYMBOL(drm_hdmi_vendor_infoframe_from_display_mode);
7253 static void drm_parse_tiled_block(struct drm_connector *connector,
7254 const struct displayid_block *block)
7256 const struct displayid_tiled_block *tile = (struct displayid_tiled_block *)block;
7258 u8 tile_v_loc, tile_h_loc;
7259 u8 num_v_tile, num_h_tile;
7260 struct drm_tile_group *tg;
7262 w = tile->tile_size[0] | tile->tile_size[1] << 8;
7263 h = tile->tile_size[2] | tile->tile_size[3] << 8;
7265 num_v_tile = (tile->topo[0] & 0xf) | (tile->topo[2] & 0x30);
7266 num_h_tile = (tile->topo[0] >> 4) | ((tile->topo[2] >> 2) & 0x30);
7267 tile_v_loc = (tile->topo[1] & 0xf) | ((tile->topo[2] & 0x3) << 4);
7268 tile_h_loc = (tile->topo[1] >> 4) | (((tile->topo[2] >> 2) & 0x3) << 4);
7270 connector->has_tile = true;
7271 if (tile->tile_cap & 0x80)
7272 connector->tile_is_single_monitor = true;
7274 connector->num_h_tile = num_h_tile + 1;
7275 connector->num_v_tile = num_v_tile + 1;
7276 connector->tile_h_loc = tile_h_loc;
7277 connector->tile_v_loc = tile_v_loc;
7278 connector->tile_h_size = w + 1;
7279 connector->tile_v_size = h + 1;
7281 drm_dbg_kms(connector->dev,
7282 "[CONNECTOR:%d:%s] tile cap 0x%x, size %dx%d, num tiles %dx%d, location %dx%d, vend %c%c%c",
7283 connector->base.id, connector->name,
7285 connector->tile_h_size, connector->tile_v_size,
7286 connector->num_h_tile, connector->num_v_tile,
7287 connector->tile_h_loc, connector->tile_v_loc,
7288 tile->topology_id[0], tile->topology_id[1], tile->topology_id[2]);
7290 tg = drm_mode_get_tile_group(connector->dev, tile->topology_id);
7292 tg = drm_mode_create_tile_group(connector->dev, tile->topology_id);
7296 if (connector->tile_group != tg) {
7297 /* if we haven't got a pointer,
7298 take the reference, drop ref to old tile group */
7299 if (connector->tile_group)
7300 drm_mode_put_tile_group(connector->dev, connector->tile_group);
7301 connector->tile_group = tg;
7303 /* if same tile group, then release the ref we just took. */
7304 drm_mode_put_tile_group(connector->dev, tg);
7308 static bool displayid_is_tiled_block(const struct displayid_iter *iter,
7309 const struct displayid_block *block)
7311 return (displayid_version(iter) == DISPLAY_ID_STRUCTURE_VER_12 &&
7312 block->tag == DATA_BLOCK_TILED_DISPLAY) ||
7313 (displayid_version(iter) == DISPLAY_ID_STRUCTURE_VER_20 &&
7314 block->tag == DATA_BLOCK_2_TILED_DISPLAY_TOPOLOGY);
7317 static void _drm_update_tile_info(struct drm_connector *connector,
7318 const struct drm_edid *drm_edid)
7320 const struct displayid_block *block;
7321 struct displayid_iter iter;
7323 connector->has_tile = false;
7325 displayid_iter_edid_begin(drm_edid, &iter);
7326 displayid_iter_for_each(block, &iter) {
7327 if (displayid_is_tiled_block(&iter, block))
7328 drm_parse_tiled_block(connector, block);
7330 displayid_iter_end(&iter);
7332 if (!connector->has_tile && connector->tile_group) {
7333 drm_mode_put_tile_group(connector->dev, connector->tile_group);
7334 connector->tile_group = NULL;