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),
127 EDID_QUIRK('B', 'N', 'Q', 0x78d6, EDID_QUIRK_FORCE_8BPC),
129 /* BOE model on HP Pavilion 15-n233sl reports 8 bpc, but is a 6 bpc panel */
130 EDID_QUIRK('B', 'O', 'E', 0x78b, EDID_QUIRK_FORCE_6BPC),
132 /* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */
133 EDID_QUIRK('C', 'P', 'T', 0x17df, EDID_QUIRK_FORCE_6BPC),
135 /* SDC panel of Lenovo B50-80 reports 8 bpc, but is a 6 bpc panel */
136 EDID_QUIRK('S', 'D', 'C', 0x3652, EDID_QUIRK_FORCE_6BPC),
138 /* BOE model 0x0771 reports 8 bpc, but is a 6 bpc panel */
139 EDID_QUIRK('B', 'O', 'E', 0x0771, EDID_QUIRK_FORCE_6BPC),
141 /* Belinea 10 15 55 */
142 EDID_QUIRK('M', 'A', 'X', 1516, EDID_QUIRK_PREFER_LARGE_60),
143 EDID_QUIRK('M', 'A', 'X', 0x77e, EDID_QUIRK_PREFER_LARGE_60),
145 /* Envision Peripherals, Inc. EN-7100e */
146 EDID_QUIRK('E', 'P', 'I', 59264, EDID_QUIRK_135_CLOCK_TOO_HIGH),
147 /* Envision EN2028 */
148 EDID_QUIRK('E', 'P', 'I', 8232, EDID_QUIRK_PREFER_LARGE_60),
150 /* Funai Electronics PM36B */
151 EDID_QUIRK('F', 'C', 'M', 13600, EDID_QUIRK_PREFER_LARGE_75 |
152 EDID_QUIRK_DETAILED_IN_CM),
155 EDID_QUIRK('G', 'S', 'M', 0x5bbf, EDID_QUIRK_CAP_DSC_15BPP),
158 EDID_QUIRK('G', 'S', 'M', 0x5b9a, EDID_QUIRK_CAP_DSC_15BPP),
160 /* LGD panel of HP zBook 17 G2, eDP 10 bpc, but reports unknown bpc */
161 EDID_QUIRK('L', 'G', 'D', 764, EDID_QUIRK_FORCE_10BPC),
163 /* LG Philips LCD LP154W01-A5 */
164 EDID_QUIRK('L', 'P', 'L', 0, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE),
165 EDID_QUIRK('L', 'P', 'L', 0x2a00, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE),
167 /* Samsung SyncMaster 205BW. Note: irony */
168 EDID_QUIRK('S', 'A', 'M', 541, EDID_QUIRK_DETAILED_SYNC_PP),
169 /* Samsung SyncMaster 22[5-6]BW */
170 EDID_QUIRK('S', 'A', 'M', 596, EDID_QUIRK_PREFER_LARGE_60),
171 EDID_QUIRK('S', 'A', 'M', 638, EDID_QUIRK_PREFER_LARGE_60),
173 /* Sony PVM-2541A does up to 12 bpc, but only reports max 8 bpc */
174 EDID_QUIRK('S', 'N', 'Y', 0x2541, EDID_QUIRK_FORCE_12BPC),
176 /* ViewSonic VA2026w */
177 EDID_QUIRK('V', 'S', 'C', 5020, EDID_QUIRK_FORCE_REDUCED_BLANKING),
179 /* Medion MD 30217 PG */
180 EDID_QUIRK('M', 'E', 'D', 0x7b8, EDID_QUIRK_PREFER_LARGE_75),
183 EDID_QUIRK('S', 'D', 'C', 18514, EDID_QUIRK_FORCE_6BPC),
185 /* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */
186 EDID_QUIRK('S', 'E', 'C', 0xd033, EDID_QUIRK_FORCE_8BPC),
188 /* Rotel RSX-1058 forwards sink's EDID but only does HDMI 1.1*/
189 EDID_QUIRK('E', 'T', 'R', 13896, EDID_QUIRK_FORCE_8BPC),
191 /* Valve Index Headset */
192 EDID_QUIRK('V', 'L', 'V', 0x91a8, EDID_QUIRK_NON_DESKTOP),
193 EDID_QUIRK('V', 'L', 'V', 0x91b0, EDID_QUIRK_NON_DESKTOP),
194 EDID_QUIRK('V', 'L', 'V', 0x91b1, EDID_QUIRK_NON_DESKTOP),
195 EDID_QUIRK('V', 'L', 'V', 0x91b2, EDID_QUIRK_NON_DESKTOP),
196 EDID_QUIRK('V', 'L', 'V', 0x91b3, EDID_QUIRK_NON_DESKTOP),
197 EDID_QUIRK('V', 'L', 'V', 0x91b4, EDID_QUIRK_NON_DESKTOP),
198 EDID_QUIRK('V', 'L', 'V', 0x91b5, EDID_QUIRK_NON_DESKTOP),
199 EDID_QUIRK('V', 'L', 'V', 0x91b6, EDID_QUIRK_NON_DESKTOP),
200 EDID_QUIRK('V', 'L', 'V', 0x91b7, EDID_QUIRK_NON_DESKTOP),
201 EDID_QUIRK('V', 'L', 'V', 0x91b8, EDID_QUIRK_NON_DESKTOP),
202 EDID_QUIRK('V', 'L', 'V', 0x91b9, EDID_QUIRK_NON_DESKTOP),
203 EDID_QUIRK('V', 'L', 'V', 0x91ba, EDID_QUIRK_NON_DESKTOP),
204 EDID_QUIRK('V', 'L', 'V', 0x91bb, EDID_QUIRK_NON_DESKTOP),
205 EDID_QUIRK('V', 'L', 'V', 0x91bc, EDID_QUIRK_NON_DESKTOP),
206 EDID_QUIRK('V', 'L', 'V', 0x91bd, EDID_QUIRK_NON_DESKTOP),
207 EDID_QUIRK('V', 'L', 'V', 0x91be, EDID_QUIRK_NON_DESKTOP),
208 EDID_QUIRK('V', 'L', 'V', 0x91bf, EDID_QUIRK_NON_DESKTOP),
210 /* HTC Vive and Vive Pro VR Headsets */
211 EDID_QUIRK('H', 'V', 'R', 0xaa01, EDID_QUIRK_NON_DESKTOP),
212 EDID_QUIRK('H', 'V', 'R', 0xaa02, EDID_QUIRK_NON_DESKTOP),
214 /* Oculus Rift DK1, DK2, CV1 and Rift S VR Headsets */
215 EDID_QUIRK('O', 'V', 'R', 0x0001, EDID_QUIRK_NON_DESKTOP),
216 EDID_QUIRK('O', 'V', 'R', 0x0003, EDID_QUIRK_NON_DESKTOP),
217 EDID_QUIRK('O', 'V', 'R', 0x0004, EDID_QUIRK_NON_DESKTOP),
218 EDID_QUIRK('O', 'V', 'R', 0x0012, EDID_QUIRK_NON_DESKTOP),
220 /* Windows Mixed Reality Headsets */
221 EDID_QUIRK('A', 'C', 'R', 0x7fce, EDID_QUIRK_NON_DESKTOP),
222 EDID_QUIRK('L', 'E', 'N', 0x0408, EDID_QUIRK_NON_DESKTOP),
223 EDID_QUIRK('F', 'U', 'J', 0x1970, EDID_QUIRK_NON_DESKTOP),
224 EDID_QUIRK('D', 'E', 'L', 0x7fce, EDID_QUIRK_NON_DESKTOP),
225 EDID_QUIRK('S', 'E', 'C', 0x144a, EDID_QUIRK_NON_DESKTOP),
226 EDID_QUIRK('A', 'U', 'S', 0xc102, EDID_QUIRK_NON_DESKTOP),
228 /* Sony PlayStation VR Headset */
229 EDID_QUIRK('S', 'N', 'Y', 0x0704, EDID_QUIRK_NON_DESKTOP),
231 /* Sensics VR Headsets */
232 EDID_QUIRK('S', 'E', 'N', 0x1019, EDID_QUIRK_NON_DESKTOP),
234 /* OSVR HDK and HDK2 VR Headsets */
235 EDID_QUIRK('S', 'V', 'R', 0x1019, EDID_QUIRK_NON_DESKTOP),
236 EDID_QUIRK('A', 'U', 'O', 0x1111, EDID_QUIRK_NON_DESKTOP),
240 * Autogenerated from the DMT spec.
241 * This table is copied from xfree86/modes/xf86EdidModes.c.
243 static const struct drm_display_mode drm_dmt_modes[] = {
244 /* 0x01 - 640x350@85Hz */
245 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 31500, 640, 672,
246 736, 832, 0, 350, 382, 385, 445, 0,
247 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
248 /* 0x02 - 640x400@85Hz */
249 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 31500, 640, 672,
250 736, 832, 0, 400, 401, 404, 445, 0,
251 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
252 /* 0x03 - 720x400@85Hz */
253 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 756,
254 828, 936, 0, 400, 401, 404, 446, 0,
255 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
256 /* 0x04 - 640x480@60Hz */
257 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
258 752, 800, 0, 480, 490, 492, 525, 0,
259 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
260 /* 0x05 - 640x480@72Hz */
261 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664,
262 704, 832, 0, 480, 489, 492, 520, 0,
263 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
264 /* 0x06 - 640x480@75Hz */
265 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656,
266 720, 840, 0, 480, 481, 484, 500, 0,
267 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
268 /* 0x07 - 640x480@85Hz */
269 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 36000, 640, 696,
270 752, 832, 0, 480, 481, 484, 509, 0,
271 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
272 /* 0x08 - 800x600@56Hz */
273 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824,
274 896, 1024, 0, 600, 601, 603, 625, 0,
275 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
276 /* 0x09 - 800x600@60Hz */
277 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
278 968, 1056, 0, 600, 601, 605, 628, 0,
279 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
280 /* 0x0a - 800x600@72Hz */
281 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856,
282 976, 1040, 0, 600, 637, 643, 666, 0,
283 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
284 /* 0x0b - 800x600@75Hz */
285 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816,
286 896, 1056, 0, 600, 601, 604, 625, 0,
287 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
288 /* 0x0c - 800x600@85Hz */
289 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 56250, 800, 832,
290 896, 1048, 0, 600, 601, 604, 631, 0,
291 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
292 /* 0x0d - 800x600@120Hz RB */
293 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 73250, 800, 848,
294 880, 960, 0, 600, 603, 607, 636, 0,
295 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
296 /* 0x0e - 848x480@60Hz */
297 { DRM_MODE("848x480", DRM_MODE_TYPE_DRIVER, 33750, 848, 864,
298 976, 1088, 0, 480, 486, 494, 517, 0,
299 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
300 /* 0x0f - 1024x768@43Hz, interlace */
301 { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER, 44900, 1024, 1032,
302 1208, 1264, 0, 768, 768, 776, 817, 0,
303 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
304 DRM_MODE_FLAG_INTERLACE) },
305 /* 0x10 - 1024x768@60Hz */
306 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
307 1184, 1344, 0, 768, 771, 777, 806, 0,
308 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
309 /* 0x11 - 1024x768@70Hz */
310 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048,
311 1184, 1328, 0, 768, 771, 777, 806, 0,
312 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
313 /* 0x12 - 1024x768@75Hz */
314 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040,
315 1136, 1312, 0, 768, 769, 772, 800, 0,
316 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
317 /* 0x13 - 1024x768@85Hz */
318 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 94500, 1024, 1072,
319 1168, 1376, 0, 768, 769, 772, 808, 0,
320 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
321 /* 0x14 - 1024x768@120Hz RB */
322 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 115500, 1024, 1072,
323 1104, 1184, 0, 768, 771, 775, 813, 0,
324 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
325 /* 0x15 - 1152x864@75Hz */
326 { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
327 1344, 1600, 0, 864, 865, 868, 900, 0,
328 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
329 /* 0x55 - 1280x720@60Hz */
330 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
331 1430, 1650, 0, 720, 725, 730, 750, 0,
332 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
333 /* 0x16 - 1280x768@60Hz RB */
334 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 68250, 1280, 1328,
335 1360, 1440, 0, 768, 771, 778, 790, 0,
336 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
337 /* 0x17 - 1280x768@60Hz */
338 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344,
339 1472, 1664, 0, 768, 771, 778, 798, 0,
340 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
341 /* 0x18 - 1280x768@75Hz */
342 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 102250, 1280, 1360,
343 1488, 1696, 0, 768, 771, 778, 805, 0,
344 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
345 /* 0x19 - 1280x768@85Hz */
346 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 117500, 1280, 1360,
347 1496, 1712, 0, 768, 771, 778, 809, 0,
348 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
349 /* 0x1a - 1280x768@120Hz RB */
350 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 140250, 1280, 1328,
351 1360, 1440, 0, 768, 771, 778, 813, 0,
352 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
353 /* 0x1b - 1280x800@60Hz RB */
354 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 71000, 1280, 1328,
355 1360, 1440, 0, 800, 803, 809, 823, 0,
356 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
357 /* 0x1c - 1280x800@60Hz */
358 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352,
359 1480, 1680, 0, 800, 803, 809, 831, 0,
360 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
361 /* 0x1d - 1280x800@75Hz */
362 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 106500, 1280, 1360,
363 1488, 1696, 0, 800, 803, 809, 838, 0,
364 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
365 /* 0x1e - 1280x800@85Hz */
366 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 122500, 1280, 1360,
367 1496, 1712, 0, 800, 803, 809, 843, 0,
368 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
369 /* 0x1f - 1280x800@120Hz RB */
370 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 146250, 1280, 1328,
371 1360, 1440, 0, 800, 803, 809, 847, 0,
372 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
373 /* 0x20 - 1280x960@60Hz */
374 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376,
375 1488, 1800, 0, 960, 961, 964, 1000, 0,
376 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
377 /* 0x21 - 1280x960@85Hz */
378 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1344,
379 1504, 1728, 0, 960, 961, 964, 1011, 0,
380 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
381 /* 0x22 - 1280x960@120Hz RB */
382 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 175500, 1280, 1328,
383 1360, 1440, 0, 960, 963, 967, 1017, 0,
384 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
385 /* 0x23 - 1280x1024@60Hz */
386 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328,
387 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
388 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
389 /* 0x24 - 1280x1024@75Hz */
390 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296,
391 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
392 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
393 /* 0x25 - 1280x1024@85Hz */
394 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 157500, 1280, 1344,
395 1504, 1728, 0, 1024, 1025, 1028, 1072, 0,
396 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
397 /* 0x26 - 1280x1024@120Hz RB */
398 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 187250, 1280, 1328,
399 1360, 1440, 0, 1024, 1027, 1034, 1084, 0,
400 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
401 /* 0x27 - 1360x768@60Hz */
402 { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424,
403 1536, 1792, 0, 768, 771, 777, 795, 0,
404 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
405 /* 0x28 - 1360x768@120Hz RB */
406 { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 148250, 1360, 1408,
407 1440, 1520, 0, 768, 771, 776, 813, 0,
408 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
409 /* 0x51 - 1366x768@60Hz */
410 { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 85500, 1366, 1436,
411 1579, 1792, 0, 768, 771, 774, 798, 0,
412 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
413 /* 0x56 - 1366x768@60Hz */
414 { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 72000, 1366, 1380,
415 1436, 1500, 0, 768, 769, 772, 800, 0,
416 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
417 /* 0x29 - 1400x1050@60Hz RB */
418 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 101000, 1400, 1448,
419 1480, 1560, 0, 1050, 1053, 1057, 1080, 0,
420 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
421 /* 0x2a - 1400x1050@60Hz */
422 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488,
423 1632, 1864, 0, 1050, 1053, 1057, 1089, 0,
424 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
425 /* 0x2b - 1400x1050@75Hz */
426 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 156000, 1400, 1504,
427 1648, 1896, 0, 1050, 1053, 1057, 1099, 0,
428 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
429 /* 0x2c - 1400x1050@85Hz */
430 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 179500, 1400, 1504,
431 1656, 1912, 0, 1050, 1053, 1057, 1105, 0,
432 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
433 /* 0x2d - 1400x1050@120Hz RB */
434 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 208000, 1400, 1448,
435 1480, 1560, 0, 1050, 1053, 1057, 1112, 0,
436 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
437 /* 0x2e - 1440x900@60Hz RB */
438 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 88750, 1440, 1488,
439 1520, 1600, 0, 900, 903, 909, 926, 0,
440 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
441 /* 0x2f - 1440x900@60Hz */
442 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520,
443 1672, 1904, 0, 900, 903, 909, 934, 0,
444 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
445 /* 0x30 - 1440x900@75Hz */
446 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 136750, 1440, 1536,
447 1688, 1936, 0, 900, 903, 909, 942, 0,
448 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
449 /* 0x31 - 1440x900@85Hz */
450 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 157000, 1440, 1544,
451 1696, 1952, 0, 900, 903, 909, 948, 0,
452 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
453 /* 0x32 - 1440x900@120Hz RB */
454 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 182750, 1440, 1488,
455 1520, 1600, 0, 900, 903, 909, 953, 0,
456 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
457 /* 0x53 - 1600x900@60Hz */
458 { DRM_MODE("1600x900", DRM_MODE_TYPE_DRIVER, 108000, 1600, 1624,
459 1704, 1800, 0, 900, 901, 904, 1000, 0,
460 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
461 /* 0x33 - 1600x1200@60Hz */
462 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664,
463 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
464 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
465 /* 0x34 - 1600x1200@65Hz */
466 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 175500, 1600, 1664,
467 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
468 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
469 /* 0x35 - 1600x1200@70Hz */
470 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 189000, 1600, 1664,
471 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
472 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
473 /* 0x36 - 1600x1200@75Hz */
474 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 202500, 1600, 1664,
475 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
476 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
477 /* 0x37 - 1600x1200@85Hz */
478 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 229500, 1600, 1664,
479 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
480 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
481 /* 0x38 - 1600x1200@120Hz RB */
482 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 268250, 1600, 1648,
483 1680, 1760, 0, 1200, 1203, 1207, 1271, 0,
484 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
485 /* 0x39 - 1680x1050@60Hz RB */
486 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 119000, 1680, 1728,
487 1760, 1840, 0, 1050, 1053, 1059, 1080, 0,
488 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
489 /* 0x3a - 1680x1050@60Hz */
490 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784,
491 1960, 2240, 0, 1050, 1053, 1059, 1089, 0,
492 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
493 /* 0x3b - 1680x1050@75Hz */
494 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 187000, 1680, 1800,
495 1976, 2272, 0, 1050, 1053, 1059, 1099, 0,
496 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
497 /* 0x3c - 1680x1050@85Hz */
498 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 214750, 1680, 1808,
499 1984, 2288, 0, 1050, 1053, 1059, 1105, 0,
500 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
501 /* 0x3d - 1680x1050@120Hz RB */
502 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 245500, 1680, 1728,
503 1760, 1840, 0, 1050, 1053, 1059, 1112, 0,
504 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
505 /* 0x3e - 1792x1344@60Hz */
506 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920,
507 2120, 2448, 0, 1344, 1345, 1348, 1394, 0,
508 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
509 /* 0x3f - 1792x1344@75Hz */
510 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 261000, 1792, 1888,
511 2104, 2456, 0, 1344, 1345, 1348, 1417, 0,
512 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
513 /* 0x40 - 1792x1344@120Hz RB */
514 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 333250, 1792, 1840,
515 1872, 1952, 0, 1344, 1347, 1351, 1423, 0,
516 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
517 /* 0x41 - 1856x1392@60Hz */
518 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952,
519 2176, 2528, 0, 1392, 1393, 1396, 1439, 0,
520 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
521 /* 0x42 - 1856x1392@75Hz */
522 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 288000, 1856, 1984,
523 2208, 2560, 0, 1392, 1393, 1396, 1500, 0,
524 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
525 /* 0x43 - 1856x1392@120Hz RB */
526 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 356500, 1856, 1904,
527 1936, 2016, 0, 1392, 1395, 1399, 1474, 0,
528 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
529 /* 0x52 - 1920x1080@60Hz */
530 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
531 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
532 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
533 /* 0x44 - 1920x1200@60Hz RB */
534 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 154000, 1920, 1968,
535 2000, 2080, 0, 1200, 1203, 1209, 1235, 0,
536 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
537 /* 0x45 - 1920x1200@60Hz */
538 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056,
539 2256, 2592, 0, 1200, 1203, 1209, 1245, 0,
540 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
541 /* 0x46 - 1920x1200@75Hz */
542 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 245250, 1920, 2056,
543 2264, 2608, 0, 1200, 1203, 1209, 1255, 0,
544 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
545 /* 0x47 - 1920x1200@85Hz */
546 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 281250, 1920, 2064,
547 2272, 2624, 0, 1200, 1203, 1209, 1262, 0,
548 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
549 /* 0x48 - 1920x1200@120Hz RB */
550 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 317000, 1920, 1968,
551 2000, 2080, 0, 1200, 1203, 1209, 1271, 0,
552 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
553 /* 0x49 - 1920x1440@60Hz */
554 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048,
555 2256, 2600, 0, 1440, 1441, 1444, 1500, 0,
556 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
557 /* 0x4a - 1920x1440@75Hz */
558 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2064,
559 2288, 2640, 0, 1440, 1441, 1444, 1500, 0,
560 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
561 /* 0x4b - 1920x1440@120Hz RB */
562 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 380500, 1920, 1968,
563 2000, 2080, 0, 1440, 1443, 1447, 1525, 0,
564 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
565 /* 0x54 - 2048x1152@60Hz */
566 { DRM_MODE("2048x1152", DRM_MODE_TYPE_DRIVER, 162000, 2048, 2074,
567 2154, 2250, 0, 1152, 1153, 1156, 1200, 0,
568 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
569 /* 0x4c - 2560x1600@60Hz RB */
570 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 268500, 2560, 2608,
571 2640, 2720, 0, 1600, 1603, 1609, 1646, 0,
572 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
573 /* 0x4d - 2560x1600@60Hz */
574 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752,
575 3032, 3504, 0, 1600, 1603, 1609, 1658, 0,
576 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
577 /* 0x4e - 2560x1600@75Hz */
578 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 443250, 2560, 2768,
579 3048, 3536, 0, 1600, 1603, 1609, 1672, 0,
580 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
581 /* 0x4f - 2560x1600@85Hz */
582 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 505250, 2560, 2768,
583 3048, 3536, 0, 1600, 1603, 1609, 1682, 0,
584 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
585 /* 0x50 - 2560x1600@120Hz RB */
586 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 552750, 2560, 2608,
587 2640, 2720, 0, 1600, 1603, 1609, 1694, 0,
588 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
589 /* 0x57 - 4096x2160@60Hz RB */
590 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 556744, 4096, 4104,
591 4136, 4176, 0, 2160, 2208, 2216, 2222, 0,
592 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
593 /* 0x58 - 4096x2160@59.94Hz RB */
594 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 556188, 4096, 4104,
595 4136, 4176, 0, 2160, 2208, 2216, 2222, 0,
596 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
600 * These more or less come from the DMT spec. The 720x400 modes are
601 * inferred from historical 80x25 practice. The 640x480@67 and 832x624@75
602 * modes are old-school Mac modes. The EDID spec says the 1152x864@75 mode
603 * should be 1152x870, again for the Mac, but instead we use the x864 DMT
606 * The DMT modes have been fact-checked; the rest are mild guesses.
608 static const struct drm_display_mode edid_est_modes[] = {
609 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
610 968, 1056, 0, 600, 601, 605, 628, 0,
611 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@60Hz */
612 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824,
613 896, 1024, 0, 600, 601, 603, 625, 0,
614 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@56Hz */
615 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656,
616 720, 840, 0, 480, 481, 484, 500, 0,
617 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@75Hz */
618 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664,
619 704, 832, 0, 480, 489, 492, 520, 0,
620 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@72Hz */
621 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 30240, 640, 704,
622 768, 864, 0, 480, 483, 486, 525, 0,
623 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@67Hz */
624 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
625 752, 800, 0, 480, 490, 492, 525, 0,
626 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@60Hz */
627 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 738,
628 846, 900, 0, 400, 421, 423, 449, 0,
629 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 720x400@88Hz */
630 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 28320, 720, 738,
631 846, 900, 0, 400, 412, 414, 449, 0,
632 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 720x400@70Hz */
633 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296,
634 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
635 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1280x1024@75Hz */
636 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040,
637 1136, 1312, 0, 768, 769, 772, 800, 0,
638 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1024x768@75Hz */
639 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048,
640 1184, 1328, 0, 768, 771, 777, 806, 0,
641 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@70Hz */
642 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
643 1184, 1344, 0, 768, 771, 777, 806, 0,
644 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@60Hz */
645 { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER,44900, 1024, 1032,
646 1208, 1264, 0, 768, 768, 776, 817, 0,
647 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_INTERLACE) }, /* 1024x768@43Hz */
648 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 57284, 832, 864,
649 928, 1152, 0, 624, 625, 628, 667, 0,
650 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 832x624@75Hz */
651 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816,
652 896, 1056, 0, 600, 601, 604, 625, 0,
653 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@75Hz */
654 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856,
655 976, 1040, 0, 600, 637, 643, 666, 0,
656 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@72Hz */
657 { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
658 1344, 1600, 0, 864, 865, 868, 900, 0,
659 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1152x864@75Hz */
669 static const struct minimode est3_modes[] = {
677 { 1024, 768, 85, 0 },
678 { 1152, 864, 75, 0 },
680 { 1280, 768, 60, 1 },
681 { 1280, 768, 60, 0 },
682 { 1280, 768, 75, 0 },
683 { 1280, 768, 85, 0 },
684 { 1280, 960, 60, 0 },
685 { 1280, 960, 85, 0 },
686 { 1280, 1024, 60, 0 },
687 { 1280, 1024, 85, 0 },
689 { 1360, 768, 60, 0 },
690 { 1440, 900, 60, 1 },
691 { 1440, 900, 60, 0 },
692 { 1440, 900, 75, 0 },
693 { 1440, 900, 85, 0 },
694 { 1400, 1050, 60, 1 },
695 { 1400, 1050, 60, 0 },
696 { 1400, 1050, 75, 0 },
698 { 1400, 1050, 85, 0 },
699 { 1680, 1050, 60, 1 },
700 { 1680, 1050, 60, 0 },
701 { 1680, 1050, 75, 0 },
702 { 1680, 1050, 85, 0 },
703 { 1600, 1200, 60, 0 },
704 { 1600, 1200, 65, 0 },
705 { 1600, 1200, 70, 0 },
707 { 1600, 1200, 75, 0 },
708 { 1600, 1200, 85, 0 },
709 { 1792, 1344, 60, 0 },
710 { 1792, 1344, 75, 0 },
711 { 1856, 1392, 60, 0 },
712 { 1856, 1392, 75, 0 },
713 { 1920, 1200, 60, 1 },
714 { 1920, 1200, 60, 0 },
716 { 1920, 1200, 75, 0 },
717 { 1920, 1200, 85, 0 },
718 { 1920, 1440, 60, 0 },
719 { 1920, 1440, 75, 0 },
722 static const struct minimode extra_modes[] = {
723 { 1024, 576, 60, 0 },
724 { 1366, 768, 60, 0 },
725 { 1600, 900, 60, 0 },
726 { 1680, 945, 60, 0 },
727 { 1920, 1080, 60, 0 },
728 { 2048, 1152, 60, 0 },
729 { 2048, 1536, 60, 0 },
733 * From CEA/CTA-861 spec.
735 * Do not access directly, instead always use cea_mode_for_vic().
737 static const struct drm_display_mode edid_cea_modes_1[] = {
738 /* 1 - 640x480@60Hz 4:3 */
739 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
740 752, 800, 0, 480, 490, 492, 525, 0,
741 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
742 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
743 /* 2 - 720x480@60Hz 4:3 */
744 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736,
745 798, 858, 0, 480, 489, 495, 525, 0,
746 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
747 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
748 /* 3 - 720x480@60Hz 16:9 */
749 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736,
750 798, 858, 0, 480, 489, 495, 525, 0,
751 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
752 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
753 /* 4 - 1280x720@60Hz 16:9 */
754 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
755 1430, 1650, 0, 720, 725, 730, 750, 0,
756 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
757 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
758 /* 5 - 1920x1080i@60Hz 16:9 */
759 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
760 2052, 2200, 0, 1080, 1084, 1094, 1125, 0,
761 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
762 DRM_MODE_FLAG_INTERLACE),
763 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
764 /* 6 - 720(1440)x480i@60Hz 4:3 */
765 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
766 801, 858, 0, 480, 488, 494, 525, 0,
767 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
768 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
769 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
770 /* 7 - 720(1440)x480i@60Hz 16:9 */
771 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
772 801, 858, 0, 480, 488, 494, 525, 0,
773 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
774 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
775 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
776 /* 8 - 720(1440)x240@60Hz 4:3 */
777 { DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
778 801, 858, 0, 240, 244, 247, 262, 0,
779 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
780 DRM_MODE_FLAG_DBLCLK),
781 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
782 /* 9 - 720(1440)x240@60Hz 16:9 */
783 { DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
784 801, 858, 0, 240, 244, 247, 262, 0,
785 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
786 DRM_MODE_FLAG_DBLCLK),
787 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
788 /* 10 - 2880x480i@60Hz 4:3 */
789 { DRM_MODE("2880x480i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
790 3204, 3432, 0, 480, 488, 494, 525, 0,
791 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
792 DRM_MODE_FLAG_INTERLACE),
793 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
794 /* 11 - 2880x480i@60Hz 16:9 */
795 { DRM_MODE("2880x480i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
796 3204, 3432, 0, 480, 488, 494, 525, 0,
797 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
798 DRM_MODE_FLAG_INTERLACE),
799 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
800 /* 12 - 2880x240@60Hz 4:3 */
801 { DRM_MODE("2880x240", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
802 3204, 3432, 0, 240, 244, 247, 262, 0,
803 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
804 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
805 /* 13 - 2880x240@60Hz 16:9 */
806 { DRM_MODE("2880x240", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
807 3204, 3432, 0, 240, 244, 247, 262, 0,
808 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
809 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
810 /* 14 - 1440x480@60Hz 4:3 */
811 { DRM_MODE("1440x480", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1472,
812 1596, 1716, 0, 480, 489, 495, 525, 0,
813 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
814 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
815 /* 15 - 1440x480@60Hz 16:9 */
816 { DRM_MODE("1440x480", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1472,
817 1596, 1716, 0, 480, 489, 495, 525, 0,
818 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
819 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
820 /* 16 - 1920x1080@60Hz 16:9 */
821 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
822 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
823 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
824 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
825 /* 17 - 720x576@50Hz 4:3 */
826 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
827 796, 864, 0, 576, 581, 586, 625, 0,
828 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
829 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
830 /* 18 - 720x576@50Hz 16:9 */
831 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
832 796, 864, 0, 576, 581, 586, 625, 0,
833 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
834 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
835 /* 19 - 1280x720@50Hz 16:9 */
836 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720,
837 1760, 1980, 0, 720, 725, 730, 750, 0,
838 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
839 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
840 /* 20 - 1920x1080i@50Hz 16:9 */
841 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
842 2492, 2640, 0, 1080, 1084, 1094, 1125, 0,
843 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
844 DRM_MODE_FLAG_INTERLACE),
845 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
846 /* 21 - 720(1440)x576i@50Hz 4:3 */
847 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
848 795, 864, 0, 576, 580, 586, 625, 0,
849 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
850 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
851 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
852 /* 22 - 720(1440)x576i@50Hz 16:9 */
853 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
854 795, 864, 0, 576, 580, 586, 625, 0,
855 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
856 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
857 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
858 /* 23 - 720(1440)x288@50Hz 4:3 */
859 { DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
860 795, 864, 0, 288, 290, 293, 312, 0,
861 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
862 DRM_MODE_FLAG_DBLCLK),
863 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
864 /* 24 - 720(1440)x288@50Hz 16:9 */
865 { DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
866 795, 864, 0, 288, 290, 293, 312, 0,
867 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
868 DRM_MODE_FLAG_DBLCLK),
869 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
870 /* 25 - 2880x576i@50Hz 4:3 */
871 { DRM_MODE("2880x576i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
872 3180, 3456, 0, 576, 580, 586, 625, 0,
873 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
874 DRM_MODE_FLAG_INTERLACE),
875 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
876 /* 26 - 2880x576i@50Hz 16:9 */
877 { DRM_MODE("2880x576i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
878 3180, 3456, 0, 576, 580, 586, 625, 0,
879 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
880 DRM_MODE_FLAG_INTERLACE),
881 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
882 /* 27 - 2880x288@50Hz 4:3 */
883 { DRM_MODE("2880x288", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
884 3180, 3456, 0, 288, 290, 293, 312, 0,
885 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
886 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
887 /* 28 - 2880x288@50Hz 16:9 */
888 { DRM_MODE("2880x288", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
889 3180, 3456, 0, 288, 290, 293, 312, 0,
890 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
891 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
892 /* 29 - 1440x576@50Hz 4:3 */
893 { DRM_MODE("1440x576", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1464,
894 1592, 1728, 0, 576, 581, 586, 625, 0,
895 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
896 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
897 /* 30 - 1440x576@50Hz 16:9 */
898 { DRM_MODE("1440x576", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1464,
899 1592, 1728, 0, 576, 581, 586, 625, 0,
900 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
901 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
902 /* 31 - 1920x1080@50Hz 16:9 */
903 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
904 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
905 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
906 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
907 /* 32 - 1920x1080@24Hz 16:9 */
908 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2558,
909 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
910 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
911 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
912 /* 33 - 1920x1080@25Hz 16:9 */
913 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
914 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
915 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
916 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
917 /* 34 - 1920x1080@30Hz 16:9 */
918 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
919 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
920 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
921 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
922 /* 35 - 2880x480@60Hz 4:3 */
923 { DRM_MODE("2880x480", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2944,
924 3192, 3432, 0, 480, 489, 495, 525, 0,
925 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
926 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
927 /* 36 - 2880x480@60Hz 16:9 */
928 { DRM_MODE("2880x480", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2944,
929 3192, 3432, 0, 480, 489, 495, 525, 0,
930 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
931 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
932 /* 37 - 2880x576@50Hz 4:3 */
933 { DRM_MODE("2880x576", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2928,
934 3184, 3456, 0, 576, 581, 586, 625, 0,
935 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
936 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
937 /* 38 - 2880x576@50Hz 16:9 */
938 { DRM_MODE("2880x576", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2928,
939 3184, 3456, 0, 576, 581, 586, 625, 0,
940 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
941 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
942 /* 39 - 1920x1080i@50Hz 16:9 */
943 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 72000, 1920, 1952,
944 2120, 2304, 0, 1080, 1126, 1136, 1250, 0,
945 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC |
946 DRM_MODE_FLAG_INTERLACE),
947 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
948 /* 40 - 1920x1080i@100Hz 16:9 */
949 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
950 2492, 2640, 0, 1080, 1084, 1094, 1125, 0,
951 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
952 DRM_MODE_FLAG_INTERLACE),
953 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
954 /* 41 - 1280x720@100Hz 16:9 */
955 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720,
956 1760, 1980, 0, 720, 725, 730, 750, 0,
957 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
958 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
959 /* 42 - 720x576@100Hz 4:3 */
960 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
961 796, 864, 0, 576, 581, 586, 625, 0,
962 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
963 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
964 /* 43 - 720x576@100Hz 16:9 */
965 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
966 796, 864, 0, 576, 581, 586, 625, 0,
967 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
968 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
969 /* 44 - 720(1440)x576i@100Hz 4:3 */
970 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
971 795, 864, 0, 576, 580, 586, 625, 0,
972 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
973 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
974 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
975 /* 45 - 720(1440)x576i@100Hz 16:9 */
976 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
977 795, 864, 0, 576, 580, 586, 625, 0,
978 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
979 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
980 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
981 /* 46 - 1920x1080i@120Hz 16:9 */
982 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
983 2052, 2200, 0, 1080, 1084, 1094, 1125, 0,
984 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
985 DRM_MODE_FLAG_INTERLACE),
986 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
987 /* 47 - 1280x720@120Hz 16:9 */
988 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390,
989 1430, 1650, 0, 720, 725, 730, 750, 0,
990 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
991 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
992 /* 48 - 720x480@120Hz 4:3 */
993 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 54000, 720, 736,
994 798, 858, 0, 480, 489, 495, 525, 0,
995 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
996 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
997 /* 49 - 720x480@120Hz 16:9 */
998 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 54000, 720, 736,
999 798, 858, 0, 480, 489, 495, 525, 0,
1000 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
1001 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1002 /* 50 - 720(1440)x480i@120Hz 4:3 */
1003 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 27000, 720, 739,
1004 801, 858, 0, 480, 488, 494, 525, 0,
1005 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1006 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1007 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
1008 /* 51 - 720(1440)x480i@120Hz 16:9 */
1009 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 27000, 720, 739,
1010 801, 858, 0, 480, 488, 494, 525, 0,
1011 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1012 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1013 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1014 /* 52 - 720x576@200Hz 4:3 */
1015 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 108000, 720, 732,
1016 796, 864, 0, 576, 581, 586, 625, 0,
1017 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
1018 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
1019 /* 53 - 720x576@200Hz 16:9 */
1020 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 108000, 720, 732,
1021 796, 864, 0, 576, 581, 586, 625, 0,
1022 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
1023 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1024 /* 54 - 720(1440)x576i@200Hz 4:3 */
1025 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
1026 795, 864, 0, 576, 580, 586, 625, 0,
1027 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1028 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1029 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
1030 /* 55 - 720(1440)x576i@200Hz 16:9 */
1031 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
1032 795, 864, 0, 576, 580, 586, 625, 0,
1033 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1034 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1035 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1036 /* 56 - 720x480@240Hz 4:3 */
1037 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 108000, 720, 736,
1038 798, 858, 0, 480, 489, 495, 525, 0,
1039 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
1040 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
1041 /* 57 - 720x480@240Hz 16:9 */
1042 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 108000, 720, 736,
1043 798, 858, 0, 480, 489, 495, 525, 0,
1044 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
1045 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1046 /* 58 - 720(1440)x480i@240Hz 4:3 */
1047 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 54000, 720, 739,
1048 801, 858, 0, 480, 488, 494, 525, 0,
1049 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1050 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1051 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
1052 /* 59 - 720(1440)x480i@240Hz 16:9 */
1053 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 54000, 720, 739,
1054 801, 858, 0, 480, 488, 494, 525, 0,
1055 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
1056 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
1057 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1058 /* 60 - 1280x720@24Hz 16:9 */
1059 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 59400, 1280, 3040,
1060 3080, 3300, 0, 720, 725, 730, 750, 0,
1061 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1062 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1063 /* 61 - 1280x720@25Hz 16:9 */
1064 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3700,
1065 3740, 3960, 0, 720, 725, 730, 750, 0,
1066 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1067 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1068 /* 62 - 1280x720@30Hz 16:9 */
1069 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040,
1070 3080, 3300, 0, 720, 725, 730, 750, 0,
1071 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1072 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1073 /* 63 - 1920x1080@120Hz 16:9 */
1074 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008,
1075 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
1076 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1077 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1078 /* 64 - 1920x1080@100Hz 16:9 */
1079 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448,
1080 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
1081 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1082 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1083 /* 65 - 1280x720@24Hz 64:27 */
1084 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 59400, 1280, 3040,
1085 3080, 3300, 0, 720, 725, 730, 750, 0,
1086 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1087 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1088 /* 66 - 1280x720@25Hz 64:27 */
1089 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3700,
1090 3740, 3960, 0, 720, 725, 730, 750, 0,
1091 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1092 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1093 /* 67 - 1280x720@30Hz 64:27 */
1094 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040,
1095 3080, 3300, 0, 720, 725, 730, 750, 0,
1096 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1097 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1098 /* 68 - 1280x720@50Hz 64:27 */
1099 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720,
1100 1760, 1980, 0, 720, 725, 730, 750, 0,
1101 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1102 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1103 /* 69 - 1280x720@60Hz 64:27 */
1104 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
1105 1430, 1650, 0, 720, 725, 730, 750, 0,
1106 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1107 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1108 /* 70 - 1280x720@100Hz 64:27 */
1109 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720,
1110 1760, 1980, 0, 720, 725, 730, 750, 0,
1111 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1112 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1113 /* 71 - 1280x720@120Hz 64:27 */
1114 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390,
1115 1430, 1650, 0, 720, 725, 730, 750, 0,
1116 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1117 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1118 /* 72 - 1920x1080@24Hz 64:27 */
1119 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2558,
1120 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
1121 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1122 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1123 /* 73 - 1920x1080@25Hz 64:27 */
1124 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
1125 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
1126 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1127 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1128 /* 74 - 1920x1080@30Hz 64:27 */
1129 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
1130 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
1131 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1132 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1133 /* 75 - 1920x1080@50Hz 64:27 */
1134 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
1135 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
1136 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1137 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1138 /* 76 - 1920x1080@60Hz 64:27 */
1139 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
1140 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
1141 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1142 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1143 /* 77 - 1920x1080@100Hz 64:27 */
1144 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448,
1145 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
1146 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1147 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1148 /* 78 - 1920x1080@120Hz 64:27 */
1149 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008,
1150 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
1151 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1152 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1153 /* 79 - 1680x720@24Hz 64:27 */
1154 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 3040,
1155 3080, 3300, 0, 720, 725, 730, 750, 0,
1156 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1157 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1158 /* 80 - 1680x720@25Hz 64:27 */
1159 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 2908,
1160 2948, 3168, 0, 720, 725, 730, 750, 0,
1161 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1162 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1163 /* 81 - 1680x720@30Hz 64:27 */
1164 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 2380,
1165 2420, 2640, 0, 720, 725, 730, 750, 0,
1166 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1167 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1168 /* 82 - 1680x720@50Hz 64:27 */
1169 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 82500, 1680, 1940,
1170 1980, 2200, 0, 720, 725, 730, 750, 0,
1171 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1172 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1173 /* 83 - 1680x720@60Hz 64:27 */
1174 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 99000, 1680, 1940,
1175 1980, 2200, 0, 720, 725, 730, 750, 0,
1176 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1177 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1178 /* 84 - 1680x720@100Hz 64:27 */
1179 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 165000, 1680, 1740,
1180 1780, 2000, 0, 720, 725, 730, 825, 0,
1181 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1182 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1183 /* 85 - 1680x720@120Hz 64:27 */
1184 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 198000, 1680, 1740,
1185 1780, 2000, 0, 720, 725, 730, 825, 0,
1186 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1187 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1188 /* 86 - 2560x1080@24Hz 64:27 */
1189 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 99000, 2560, 3558,
1190 3602, 3750, 0, 1080, 1084, 1089, 1100, 0,
1191 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1192 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1193 /* 87 - 2560x1080@25Hz 64:27 */
1194 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 90000, 2560, 3008,
1195 3052, 3200, 0, 1080, 1084, 1089, 1125, 0,
1196 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1197 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1198 /* 88 - 2560x1080@30Hz 64:27 */
1199 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 118800, 2560, 3328,
1200 3372, 3520, 0, 1080, 1084, 1089, 1125, 0,
1201 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1202 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1203 /* 89 - 2560x1080@50Hz 64:27 */
1204 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 185625, 2560, 3108,
1205 3152, 3300, 0, 1080, 1084, 1089, 1125, 0,
1206 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1207 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1208 /* 90 - 2560x1080@60Hz 64:27 */
1209 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 198000, 2560, 2808,
1210 2852, 3000, 0, 1080, 1084, 1089, 1100, 0,
1211 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1212 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1213 /* 91 - 2560x1080@100Hz 64:27 */
1214 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 371250, 2560, 2778,
1215 2822, 2970, 0, 1080, 1084, 1089, 1250, 0,
1216 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1217 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1218 /* 92 - 2560x1080@120Hz 64:27 */
1219 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 495000, 2560, 3108,
1220 3152, 3300, 0, 1080, 1084, 1089, 1250, 0,
1221 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1222 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1223 /* 93 - 3840x2160@24Hz 16:9 */
1224 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 5116,
1225 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1226 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1227 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1228 /* 94 - 3840x2160@25Hz 16:9 */
1229 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4896,
1230 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1231 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1232 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1233 /* 95 - 3840x2160@30Hz 16:9 */
1234 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016,
1235 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1236 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1237 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1238 /* 96 - 3840x2160@50Hz 16:9 */
1239 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896,
1240 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1241 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1242 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1243 /* 97 - 3840x2160@60Hz 16:9 */
1244 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016,
1245 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1246 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1247 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1248 /* 98 - 4096x2160@24Hz 256:135 */
1249 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 5116,
1250 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1251 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1252 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1253 /* 99 - 4096x2160@25Hz 256:135 */
1254 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 5064,
1255 5152, 5280, 0, 2160, 2168, 2178, 2250, 0,
1256 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1257 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1258 /* 100 - 4096x2160@30Hz 256:135 */
1259 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 4184,
1260 4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
1261 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1262 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1263 /* 101 - 4096x2160@50Hz 256:135 */
1264 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 5064,
1265 5152, 5280, 0, 2160, 2168, 2178, 2250, 0,
1266 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1267 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1268 /* 102 - 4096x2160@60Hz 256:135 */
1269 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 4184,
1270 4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
1271 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1272 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1273 /* 103 - 3840x2160@24Hz 64:27 */
1274 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 5116,
1275 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1276 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1277 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1278 /* 104 - 3840x2160@25Hz 64:27 */
1279 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4896,
1280 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1281 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1282 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1283 /* 105 - 3840x2160@30Hz 64:27 */
1284 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016,
1285 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1286 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1287 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1288 /* 106 - 3840x2160@50Hz 64:27 */
1289 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896,
1290 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1291 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1292 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1293 /* 107 - 3840x2160@60Hz 64:27 */
1294 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016,
1295 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1296 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1297 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1298 /* 108 - 1280x720@48Hz 16:9 */
1299 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 90000, 1280, 2240,
1300 2280, 2500, 0, 720, 725, 730, 750, 0,
1301 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1302 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1303 /* 109 - 1280x720@48Hz 64:27 */
1304 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 90000, 1280, 2240,
1305 2280, 2500, 0, 720, 725, 730, 750, 0,
1306 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1307 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1308 /* 110 - 1680x720@48Hz 64:27 */
1309 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 99000, 1680, 2490,
1310 2530, 2750, 0, 720, 725, 730, 750, 0,
1311 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1312 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1313 /* 111 - 1920x1080@48Hz 16:9 */
1314 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2558,
1315 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
1316 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1317 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1318 /* 112 - 1920x1080@48Hz 64:27 */
1319 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2558,
1320 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
1321 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1322 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1323 /* 113 - 2560x1080@48Hz 64:27 */
1324 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 198000, 2560, 3558,
1325 3602, 3750, 0, 1080, 1084, 1089, 1100, 0,
1326 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1327 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1328 /* 114 - 3840x2160@48Hz 16:9 */
1329 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 5116,
1330 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1331 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1332 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1333 /* 115 - 4096x2160@48Hz 256:135 */
1334 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 5116,
1335 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1336 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1337 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1338 /* 116 - 3840x2160@48Hz 64:27 */
1339 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 5116,
1340 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
1341 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1342 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1343 /* 117 - 3840x2160@100Hz 16:9 */
1344 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4896,
1345 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1346 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1347 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1348 /* 118 - 3840x2160@120Hz 16:9 */
1349 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4016,
1350 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1351 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1352 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1353 /* 119 - 3840x2160@100Hz 64:27 */
1354 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4896,
1355 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1356 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1357 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1358 /* 120 - 3840x2160@120Hz 64:27 */
1359 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4016,
1360 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
1361 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1362 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1363 /* 121 - 5120x2160@24Hz 64:27 */
1364 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 7116,
1365 7204, 7500, 0, 2160, 2168, 2178, 2200, 0,
1366 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1367 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1368 /* 122 - 5120x2160@25Hz 64:27 */
1369 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 6816,
1370 6904, 7200, 0, 2160, 2168, 2178, 2200, 0,
1371 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1372 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1373 /* 123 - 5120x2160@30Hz 64:27 */
1374 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 5784,
1375 5872, 6000, 0, 2160, 2168, 2178, 2200, 0,
1376 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1377 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1378 /* 124 - 5120x2160@48Hz 64:27 */
1379 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 5866,
1380 5954, 6250, 0, 2160, 2168, 2178, 2475, 0,
1381 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1382 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1383 /* 125 - 5120x2160@50Hz 64:27 */
1384 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 6216,
1385 6304, 6600, 0, 2160, 2168, 2178, 2250, 0,
1386 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1387 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1388 /* 126 - 5120x2160@60Hz 64:27 */
1389 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 5284,
1390 5372, 5500, 0, 2160, 2168, 2178, 2250, 0,
1391 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1392 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1393 /* 127 - 5120x2160@100Hz 64:27 */
1394 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 1485000, 5120, 6216,
1395 6304, 6600, 0, 2160, 2168, 2178, 2250, 0,
1396 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1397 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1401 * From CEA/CTA-861 spec.
1403 * Do not access directly, instead always use cea_mode_for_vic().
1405 static const struct drm_display_mode edid_cea_modes_193[] = {
1406 /* 193 - 5120x2160@120Hz 64:27 */
1407 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 1485000, 5120, 5284,
1408 5372, 5500, 0, 2160, 2168, 2178, 2250, 0,
1409 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1410 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1411 /* 194 - 7680x4320@24Hz 16:9 */
1412 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10232,
1413 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
1414 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1415 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1416 /* 195 - 7680x4320@25Hz 16:9 */
1417 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10032,
1418 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
1419 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1420 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1421 /* 196 - 7680x4320@30Hz 16:9 */
1422 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 8232,
1423 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
1424 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1425 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1426 /* 197 - 7680x4320@48Hz 16:9 */
1427 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10232,
1428 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
1429 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1430 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1431 /* 198 - 7680x4320@50Hz 16:9 */
1432 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10032,
1433 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
1434 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1435 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1436 /* 199 - 7680x4320@60Hz 16:9 */
1437 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 8232,
1438 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
1439 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1440 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1441 /* 200 - 7680x4320@100Hz 16:9 */
1442 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 9792,
1443 9968, 10560, 0, 4320, 4336, 4356, 4500, 0,
1444 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1445 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1446 /* 201 - 7680x4320@120Hz 16:9 */
1447 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 8032,
1448 8208, 8800, 0, 4320, 4336, 4356, 4500, 0,
1449 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1450 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1451 /* 202 - 7680x4320@24Hz 64:27 */
1452 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10232,
1453 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
1454 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1455 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1456 /* 203 - 7680x4320@25Hz 64:27 */
1457 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10032,
1458 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
1459 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1460 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1461 /* 204 - 7680x4320@30Hz 64:27 */
1462 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 8232,
1463 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
1464 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1465 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1466 /* 205 - 7680x4320@48Hz 64:27 */
1467 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10232,
1468 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
1469 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1470 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1471 /* 206 - 7680x4320@50Hz 64:27 */
1472 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10032,
1473 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
1474 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1475 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1476 /* 207 - 7680x4320@60Hz 64:27 */
1477 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 8232,
1478 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
1479 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1480 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1481 /* 208 - 7680x4320@100Hz 64:27 */
1482 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 9792,
1483 9968, 10560, 0, 4320, 4336, 4356, 4500, 0,
1484 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1485 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1486 /* 209 - 7680x4320@120Hz 64:27 */
1487 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 8032,
1488 8208, 8800, 0, 4320, 4336, 4356, 4500, 0,
1489 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1490 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1491 /* 210 - 10240x4320@24Hz 64:27 */
1492 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 11732,
1493 11908, 12500, 0, 4320, 4336, 4356, 4950, 0,
1494 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1495 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1496 /* 211 - 10240x4320@25Hz 64:27 */
1497 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 12732,
1498 12908, 13500, 0, 4320, 4336, 4356, 4400, 0,
1499 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1500 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1501 /* 212 - 10240x4320@30Hz 64:27 */
1502 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 10528,
1503 10704, 11000, 0, 4320, 4336, 4356, 4500, 0,
1504 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1505 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1506 /* 213 - 10240x4320@48Hz 64:27 */
1507 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 11732,
1508 11908, 12500, 0, 4320, 4336, 4356, 4950, 0,
1509 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1510 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1511 /* 214 - 10240x4320@50Hz 64:27 */
1512 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 12732,
1513 12908, 13500, 0, 4320, 4336, 4356, 4400, 0,
1514 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1515 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1516 /* 215 - 10240x4320@60Hz 64:27 */
1517 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 10528,
1518 10704, 11000, 0, 4320, 4336, 4356, 4500, 0,
1519 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1520 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1521 /* 216 - 10240x4320@100Hz 64:27 */
1522 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 5940000, 10240, 12432,
1523 12608, 13200, 0, 4320, 4336, 4356, 4500, 0,
1524 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1525 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1526 /* 217 - 10240x4320@120Hz 64:27 */
1527 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 5940000, 10240, 10528,
1528 10704, 11000, 0, 4320, 4336, 4356, 4500, 0,
1529 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1530 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
1531 /* 218 - 4096x2160@100Hz 256:135 */
1532 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 1188000, 4096, 4896,
1533 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
1534 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1535 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1536 /* 219 - 4096x2160@120Hz 256:135 */
1537 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 1188000, 4096, 4184,
1538 4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
1539 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1540 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1544 * HDMI 1.4 4k modes. Index using the VIC.
1546 static const struct drm_display_mode edid_4k_modes[] = {
1547 /* 0 - dummy, VICs start at 1 */
1549 /* 1 - 3840x2160@30Hz */
1550 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
1551 3840, 4016, 4104, 4400, 0,
1552 2160, 2168, 2178, 2250, 0,
1553 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1554 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1555 /* 2 - 3840x2160@25Hz */
1556 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
1557 3840, 4896, 4984, 5280, 0,
1558 2160, 2168, 2178, 2250, 0,
1559 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1560 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1561 /* 3 - 3840x2160@24Hz */
1562 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
1563 3840, 5116, 5204, 5500, 0,
1564 2160, 2168, 2178, 2250, 0,
1565 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1566 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
1567 /* 4 - 4096x2160@24Hz (SMPTE) */
1568 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000,
1569 4096, 5116, 5204, 5500, 0,
1570 2160, 2168, 2178, 2250, 0,
1571 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1572 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
1575 /*** DDC fetch and block validation ***/
1578 * The opaque EDID type, internal to drm_edid.c.
1581 /* Size allocated for edid */
1583 const struct edid *edid;
1586 static int edid_hfeeodb_extension_block_count(const struct edid *edid);
1588 static int edid_hfeeodb_block_count(const struct edid *edid)
1590 int eeodb = edid_hfeeodb_extension_block_count(edid);
1592 return eeodb ? eeodb + 1 : 0;
1595 static int edid_extension_block_count(const struct edid *edid)
1597 return edid->extensions;
1600 static int edid_block_count(const struct edid *edid)
1602 return edid_extension_block_count(edid) + 1;
1605 static int edid_size_by_blocks(int num_blocks)
1607 return num_blocks * EDID_LENGTH;
1610 static int edid_size(const struct edid *edid)
1612 return edid_size_by_blocks(edid_block_count(edid));
1615 static const void *edid_block_data(const struct edid *edid, int index)
1617 BUILD_BUG_ON(sizeof(*edid) != EDID_LENGTH);
1619 return edid + index;
1622 static const void *edid_extension_block_data(const struct edid *edid, int index)
1624 return edid_block_data(edid, index + 1);
1627 /* EDID block count indicated in EDID, may exceed allocated size */
1628 static int __drm_edid_block_count(const struct drm_edid *drm_edid)
1632 /* Starting point */
1633 num_blocks = edid_block_count(drm_edid->edid);
1635 /* HF-EEODB override */
1636 if (drm_edid->size >= edid_size_by_blocks(2)) {
1640 * Note: HF-EEODB may specify a smaller extension count than the
1641 * regular one. Unlike in buffer allocation, here we can use it.
1643 eeodb = edid_hfeeodb_block_count(drm_edid->edid);
1651 /* EDID block count, limited by allocated size */
1652 static int drm_edid_block_count(const struct drm_edid *drm_edid)
1654 /* Limit by allocated size */
1655 return min(__drm_edid_block_count(drm_edid),
1656 (int)drm_edid->size / EDID_LENGTH);
1659 /* EDID extension block count, limited by allocated size */
1660 static int drm_edid_extension_block_count(const struct drm_edid *drm_edid)
1662 return drm_edid_block_count(drm_edid) - 1;
1665 static const void *drm_edid_block_data(const struct drm_edid *drm_edid, int index)
1667 return edid_block_data(drm_edid->edid, index);
1670 static const void *drm_edid_extension_block_data(const struct drm_edid *drm_edid,
1673 return edid_extension_block_data(drm_edid->edid, index);
1677 * Initializer helper for legacy interfaces, where we have no choice but to
1678 * trust edid size. Not for general purpose use.
1680 static const struct drm_edid *drm_edid_legacy_init(struct drm_edid *drm_edid,
1681 const struct edid *edid)
1686 memset(drm_edid, 0, sizeof(*drm_edid));
1688 drm_edid->edid = edid;
1689 drm_edid->size = edid_size(edid);
1695 * EDID base and extension block iterator.
1697 * struct drm_edid_iter iter;
1700 * drm_edid_iter_begin(drm_edid, &iter);
1701 * drm_edid_iter_for_each(block, &iter) {
1702 * // do stuff with block
1704 * drm_edid_iter_end(&iter);
1706 struct drm_edid_iter {
1707 const struct drm_edid *drm_edid;
1709 /* Current block index. */
1713 static void drm_edid_iter_begin(const struct drm_edid *drm_edid,
1714 struct drm_edid_iter *iter)
1716 memset(iter, 0, sizeof(*iter));
1718 iter->drm_edid = drm_edid;
1721 static const void *__drm_edid_iter_next(struct drm_edid_iter *iter)
1723 const void *block = NULL;
1725 if (!iter->drm_edid)
1728 if (iter->index < drm_edid_block_count(iter->drm_edid))
1729 block = drm_edid_block_data(iter->drm_edid, iter->index++);
1734 #define drm_edid_iter_for_each(__block, __iter) \
1735 while (((__block) = __drm_edid_iter_next(__iter)))
1737 static void drm_edid_iter_end(struct drm_edid_iter *iter)
1739 memset(iter, 0, sizeof(*iter));
1742 static const u8 edid_header[] = {
1743 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00
1746 static void edid_header_fix(void *edid)
1748 memcpy(edid, edid_header, sizeof(edid_header));
1752 * drm_edid_header_is_valid - sanity check the header of the base EDID block
1753 * @_edid: pointer to raw base EDID block
1755 * Sanity check the header of the base EDID block.
1757 * Return: 8 if the header is perfect, down to 0 if it's totally wrong.
1759 int drm_edid_header_is_valid(const void *_edid)
1761 const struct edid *edid = _edid;
1764 for (i = 0; i < sizeof(edid_header); i++) {
1765 if (edid->header[i] == edid_header[i])
1771 EXPORT_SYMBOL(drm_edid_header_is_valid);
1773 static int edid_fixup __read_mostly = 6;
1774 module_param_named(edid_fixup, edid_fixup, int, 0400);
1775 MODULE_PARM_DESC(edid_fixup,
1776 "Minimum number of valid EDID header bytes (0-8, default 6)");
1778 static int edid_block_compute_checksum(const void *_block)
1780 const u8 *block = _block;
1782 u8 csum = 0, crc = 0;
1784 for (i = 0; i < EDID_LENGTH - 1; i++)
1792 static int edid_block_get_checksum(const void *_block)
1794 const struct edid *block = _block;
1796 return block->checksum;
1799 static int edid_block_tag(const void *_block)
1801 const u8 *block = _block;
1806 static bool edid_block_is_zero(const void *edid)
1808 return !memchr_inv(edid, 0, EDID_LENGTH);
1812 * drm_edid_are_equal - compare two edid blobs.
1813 * @edid1: pointer to first blob
1814 * @edid2: pointer to second blob
1815 * This helper can be used during probing to determine if
1818 bool drm_edid_are_equal(const struct edid *edid1, const struct edid *edid2)
1820 int edid1_len, edid2_len;
1821 bool edid1_present = edid1 != NULL;
1822 bool edid2_present = edid2 != NULL;
1824 if (edid1_present != edid2_present)
1828 edid1_len = edid_size(edid1);
1829 edid2_len = edid_size(edid2);
1831 if (edid1_len != edid2_len)
1834 if (memcmp(edid1, edid2, edid1_len))
1840 EXPORT_SYMBOL(drm_edid_are_equal);
1842 enum edid_block_status {
1844 EDID_BLOCK_READ_FAIL,
1847 EDID_BLOCK_HEADER_CORRUPT,
1848 EDID_BLOCK_HEADER_REPAIR,
1849 EDID_BLOCK_HEADER_FIXED,
1850 EDID_BLOCK_CHECKSUM,
1854 static enum edid_block_status edid_block_check(const void *_block,
1857 const struct edid *block = _block;
1860 return EDID_BLOCK_NULL;
1862 if (is_base_block) {
1863 int score = drm_edid_header_is_valid(block);
1865 if (score < clamp(edid_fixup, 0, 8)) {
1866 if (edid_block_is_zero(block))
1867 return EDID_BLOCK_ZERO;
1869 return EDID_BLOCK_HEADER_CORRUPT;
1873 return EDID_BLOCK_HEADER_REPAIR;
1876 if (edid_block_compute_checksum(block) != edid_block_get_checksum(block)) {
1877 if (edid_block_is_zero(block))
1878 return EDID_BLOCK_ZERO;
1880 return EDID_BLOCK_CHECKSUM;
1883 if (is_base_block) {
1884 if (block->version != 1)
1885 return EDID_BLOCK_VERSION;
1888 return EDID_BLOCK_OK;
1891 static bool edid_block_status_valid(enum edid_block_status status, int tag)
1893 return status == EDID_BLOCK_OK ||
1894 status == EDID_BLOCK_HEADER_FIXED ||
1895 (status == EDID_BLOCK_CHECKSUM && tag == CEA_EXT);
1898 static bool edid_block_valid(const void *block, bool base)
1900 return edid_block_status_valid(edid_block_check(block, base),
1901 edid_block_tag(block));
1904 static void edid_block_status_print(enum edid_block_status status,
1905 const struct edid *block,
1911 case EDID_BLOCK_READ_FAIL:
1912 pr_debug("EDID block %d read failed\n", block_num);
1914 case EDID_BLOCK_NULL:
1915 pr_debug("EDID block %d pointer is NULL\n", block_num);
1917 case EDID_BLOCK_ZERO:
1918 pr_notice("EDID block %d is all zeroes\n", block_num);
1920 case EDID_BLOCK_HEADER_CORRUPT:
1921 pr_notice("EDID has corrupt header\n");
1923 case EDID_BLOCK_HEADER_REPAIR:
1924 pr_debug("EDID corrupt header needs repair\n");
1926 case EDID_BLOCK_HEADER_FIXED:
1927 pr_debug("EDID corrupt header fixed\n");
1929 case EDID_BLOCK_CHECKSUM:
1930 if (edid_block_status_valid(status, edid_block_tag(block))) {
1931 pr_debug("EDID block %d (tag 0x%02x) checksum is invalid, remainder is %d, ignoring\n",
1932 block_num, edid_block_tag(block),
1933 edid_block_compute_checksum(block));
1935 pr_notice("EDID block %d (tag 0x%02x) checksum is invalid, remainder is %d\n",
1936 block_num, edid_block_tag(block),
1937 edid_block_compute_checksum(block));
1940 case EDID_BLOCK_VERSION:
1941 pr_notice("EDID has major version %d, instead of 1\n",
1945 WARN(1, "EDID block %d unknown edid block status code %d\n",
1951 static void edid_block_dump(const char *level, const void *block, int block_num)
1953 enum edid_block_status status;
1956 status = edid_block_check(block, block_num == 0);
1957 if (status == EDID_BLOCK_ZERO)
1958 sprintf(prefix, "\t[%02x] ZERO ", block_num);
1959 else if (!edid_block_status_valid(status, edid_block_tag(block)))
1960 sprintf(prefix, "\t[%02x] BAD ", block_num);
1962 sprintf(prefix, "\t[%02x] GOOD ", block_num);
1964 print_hex_dump(level, prefix, DUMP_PREFIX_NONE, 16, 1,
1965 block, EDID_LENGTH, false);
1969 * drm_edid_block_valid - Sanity check the EDID block (base or extension)
1970 * @_block: pointer to raw EDID block
1971 * @block_num: type of block to validate (0 for base, extension otherwise)
1972 * @print_bad_edid: if true, dump bad EDID blocks to the console
1973 * @edid_corrupt: if true, the header or checksum is invalid
1975 * Validate a base or extension EDID block and optionally dump bad blocks to
1978 * Return: True if the block is valid, false otherwise.
1980 bool drm_edid_block_valid(u8 *_block, int block_num, bool print_bad_edid,
1983 struct edid *block = (struct edid *)_block;
1984 enum edid_block_status status;
1985 bool is_base_block = block_num == 0;
1988 if (WARN_ON(!block))
1991 status = edid_block_check(block, is_base_block);
1992 if (status == EDID_BLOCK_HEADER_REPAIR) {
1993 DRM_DEBUG_KMS("Fixing EDID header, your hardware may be failing\n");
1994 edid_header_fix(block);
1996 /* Retry with fixed header, update status if that worked. */
1997 status = edid_block_check(block, is_base_block);
1998 if (status == EDID_BLOCK_OK)
1999 status = EDID_BLOCK_HEADER_FIXED;
2004 * Unknown major version isn't corrupt but we can't use it. Only
2005 * the base block can reset edid_corrupt to false.
2007 if (is_base_block &&
2008 (status == EDID_BLOCK_OK || status == EDID_BLOCK_VERSION))
2009 *edid_corrupt = false;
2010 else if (status != EDID_BLOCK_OK)
2011 *edid_corrupt = true;
2014 edid_block_status_print(status, block, block_num);
2016 /* Determine whether we can use this block with this status. */
2017 valid = edid_block_status_valid(status, edid_block_tag(block));
2019 if (!valid && print_bad_edid && status != EDID_BLOCK_ZERO) {
2020 pr_notice("Raw EDID:\n");
2021 edid_block_dump(KERN_NOTICE, block, block_num);
2026 EXPORT_SYMBOL(drm_edid_block_valid);
2029 * drm_edid_is_valid - sanity check EDID data
2032 * Sanity-check an entire EDID record (including extensions)
2034 * Return: True if the EDID data is valid, false otherwise.
2036 bool drm_edid_is_valid(struct edid *edid)
2043 for (i = 0; i < edid_block_count(edid); i++) {
2044 void *block = (void *)edid_block_data(edid, i);
2046 if (!drm_edid_block_valid(block, i, true, NULL))
2052 EXPORT_SYMBOL(drm_edid_is_valid);
2055 * drm_edid_valid - sanity check EDID data
2056 * @drm_edid: EDID data
2058 * Sanity check an EDID. Cross check block count against allocated size and
2059 * checksum the blocks.
2061 * Return: True if the EDID data is valid, false otherwise.
2063 bool drm_edid_valid(const struct drm_edid *drm_edid)
2070 if (edid_size_by_blocks(__drm_edid_block_count(drm_edid)) != drm_edid->size)
2073 for (i = 0; i < drm_edid_block_count(drm_edid); i++) {
2074 const void *block = drm_edid_block_data(drm_edid, i);
2076 if (!edid_block_valid(block, i == 0))
2082 EXPORT_SYMBOL(drm_edid_valid);
2084 static struct edid *edid_filter_invalid_blocks(struct edid *edid,
2088 int i, valid_blocks = 0;
2091 * Note: If the EDID uses HF-EEODB, but has invalid blocks, we'll revert
2092 * back to regular extension count here. We don't want to start
2093 * modifying the HF-EEODB extension too.
2095 for (i = 0; i < edid_block_count(edid); i++) {
2096 const void *src_block = edid_block_data(edid, i);
2098 if (edid_block_valid(src_block, i == 0)) {
2099 void *dst_block = (void *)edid_block_data(edid, valid_blocks);
2101 memmove(dst_block, src_block, EDID_LENGTH);
2106 /* We already trusted the base block to be valid here... */
2107 if (WARN_ON(!valid_blocks)) {
2112 edid->extensions = valid_blocks - 1;
2113 edid->checksum = edid_block_compute_checksum(edid);
2115 *alloc_size = edid_size_by_blocks(valid_blocks);
2117 new = krealloc(edid, *alloc_size, GFP_KERNEL);
2124 #define DDC_SEGMENT_ADDR 0x30
2126 * drm_do_probe_ddc_edid() - get EDID information via I2C
2127 * @data: I2C device adapter
2128 * @buf: EDID data buffer to be filled
2129 * @block: 128 byte EDID block to start fetching from
2130 * @len: EDID data buffer length to fetch
2132 * Try to fetch EDID information by calling I2C driver functions.
2134 * Return: 0 on success or -1 on failure.
2137 drm_do_probe_ddc_edid(void *data, u8 *buf, unsigned int block, size_t len)
2139 struct i2c_adapter *adapter = data;
2140 unsigned char start = block * EDID_LENGTH;
2141 unsigned char segment = block >> 1;
2142 unsigned char xfers = segment ? 3 : 2;
2143 int ret, retries = 5;
2146 * The core I2C driver will automatically retry the transfer if the
2147 * adapter reports EAGAIN. However, we find that bit-banging transfers
2148 * are susceptible to errors under a heavily loaded machine and
2149 * generate spurious NAKs and timeouts. Retrying the transfer
2150 * of the individual block a few times seems to overcome this.
2153 struct i2c_msg msgs[] = {
2155 .addr = DDC_SEGMENT_ADDR,
2173 * Avoid sending the segment addr to not upset non-compliant
2176 ret = i2c_transfer(adapter, &msgs[3 - xfers], xfers);
2178 if (ret == -ENXIO) {
2179 DRM_DEBUG_KMS("drm: skipping non-existent adapter %s\n",
2183 } while (ret != xfers && --retries);
2185 return ret == xfers ? 0 : -1;
2188 static void connector_bad_edid(struct drm_connector *connector,
2189 const struct edid *edid, int num_blocks)
2195 * 0x7e in the EDID is the number of extension blocks. The EDID
2196 * is 1 (base block) + num_ext_blocks big. That means we can think
2197 * of 0x7e in the EDID of the _index_ of the last block in the
2198 * combined chunk of memory.
2200 last_block = edid->extensions;
2202 /* Calculate real checksum for the last edid extension block data */
2203 if (last_block < num_blocks)
2204 connector->real_edid_checksum =
2205 edid_block_compute_checksum(edid + last_block);
2207 if (connector->bad_edid_counter++ && !drm_debug_enabled(DRM_UT_KMS))
2210 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] EDID is invalid:\n",
2211 connector->base.id, connector->name);
2212 for (i = 0; i < num_blocks; i++)
2213 edid_block_dump(KERN_DEBUG, edid + i, i);
2216 /* Get override or firmware EDID */
2217 static const struct drm_edid *drm_edid_override_get(struct drm_connector *connector)
2219 const struct drm_edid *override = NULL;
2221 mutex_lock(&connector->edid_override_mutex);
2223 if (connector->edid_override)
2224 override = drm_edid_dup(connector->edid_override);
2226 mutex_unlock(&connector->edid_override_mutex);
2229 override = drm_edid_load_firmware(connector);
2231 return IS_ERR(override) ? NULL : override;
2234 /* For debugfs edid_override implementation */
2235 int drm_edid_override_show(struct drm_connector *connector, struct seq_file *m)
2237 const struct drm_edid *drm_edid;
2239 mutex_lock(&connector->edid_override_mutex);
2241 drm_edid = connector->edid_override;
2243 seq_write(m, drm_edid->edid, drm_edid->size);
2245 mutex_unlock(&connector->edid_override_mutex);
2250 /* For debugfs edid_override implementation */
2251 int drm_edid_override_set(struct drm_connector *connector, const void *edid,
2254 const struct drm_edid *drm_edid;
2256 drm_edid = drm_edid_alloc(edid, size);
2257 if (!drm_edid_valid(drm_edid)) {
2258 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] EDID override invalid\n",
2259 connector->base.id, connector->name);
2260 drm_edid_free(drm_edid);
2264 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] EDID override set\n",
2265 connector->base.id, connector->name);
2267 mutex_lock(&connector->edid_override_mutex);
2269 drm_edid_free(connector->edid_override);
2270 connector->edid_override = drm_edid;
2272 mutex_unlock(&connector->edid_override_mutex);
2277 /* For debugfs edid_override implementation */
2278 int drm_edid_override_reset(struct drm_connector *connector)
2280 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] EDID override reset\n",
2281 connector->base.id, connector->name);
2283 mutex_lock(&connector->edid_override_mutex);
2285 drm_edid_free(connector->edid_override);
2286 connector->edid_override = NULL;
2288 mutex_unlock(&connector->edid_override_mutex);
2294 * drm_edid_override_connector_update - add modes from override/firmware EDID
2295 * @connector: connector we're probing
2297 * Add modes from the override/firmware EDID, if available. Only to be used from
2298 * drm_helper_probe_single_connector_modes() as a fallback for when DDC probe
2299 * failed during drm_get_edid() and caused the override/firmware EDID to be
2302 * Return: The number of modes added or 0 if we couldn't find any.
2304 int drm_edid_override_connector_update(struct drm_connector *connector)
2306 const struct drm_edid *override;
2309 override = drm_edid_override_get(connector);
2311 num_modes = drm_edid_connector_update(connector, override);
2313 drm_edid_free(override);
2315 drm_dbg_kms(connector->dev,
2316 "[CONNECTOR:%d:%s] adding %d modes via fallback override/firmware EDID\n",
2317 connector->base.id, connector->name, num_modes);
2322 EXPORT_SYMBOL(drm_edid_override_connector_update);
2324 typedef int read_block_fn(void *context, u8 *buf, unsigned int block, size_t len);
2326 static enum edid_block_status edid_block_read(void *block, unsigned int block_num,
2327 read_block_fn read_block,
2330 enum edid_block_status status;
2331 bool is_base_block = block_num == 0;
2334 for (try = 0; try < 4; try++) {
2335 if (read_block(context, block, block_num, EDID_LENGTH))
2336 return EDID_BLOCK_READ_FAIL;
2338 status = edid_block_check(block, is_base_block);
2339 if (status == EDID_BLOCK_HEADER_REPAIR) {
2340 edid_header_fix(block);
2342 /* Retry with fixed header, update status if that worked. */
2343 status = edid_block_check(block, is_base_block);
2344 if (status == EDID_BLOCK_OK)
2345 status = EDID_BLOCK_HEADER_FIXED;
2348 if (edid_block_status_valid(status, edid_block_tag(block)))
2351 /* Fail early for unrepairable base block all zeros. */
2352 if (try == 0 && is_base_block && status == EDID_BLOCK_ZERO)
2359 static struct edid *_drm_do_get_edid(struct drm_connector *connector,
2360 read_block_fn read_block, void *context,
2363 enum edid_block_status status;
2364 int i, num_blocks, invalid_blocks = 0;
2365 const struct drm_edid *override;
2366 struct edid *edid, *new;
2367 size_t alloc_size = EDID_LENGTH;
2369 override = drm_edid_override_get(connector);
2371 alloc_size = override->size;
2372 edid = kmemdup(override->edid, alloc_size, GFP_KERNEL);
2373 drm_edid_free(override);
2379 edid = kmalloc(alloc_size, GFP_KERNEL);
2383 status = edid_block_read(edid, 0, read_block, context);
2385 edid_block_status_print(status, edid, 0);
2387 if (status == EDID_BLOCK_READ_FAIL)
2390 /* FIXME: Clarify what a corrupt EDID actually means. */
2391 if (status == EDID_BLOCK_OK || status == EDID_BLOCK_VERSION)
2392 connector->edid_corrupt = false;
2394 connector->edid_corrupt = true;
2396 if (!edid_block_status_valid(status, edid_block_tag(edid))) {
2397 if (status == EDID_BLOCK_ZERO)
2398 connector->null_edid_counter++;
2400 connector_bad_edid(connector, edid, 1);
2404 if (!edid_extension_block_count(edid))
2407 alloc_size = edid_size(edid);
2408 new = krealloc(edid, alloc_size, GFP_KERNEL);
2413 num_blocks = edid_block_count(edid);
2414 for (i = 1; i < num_blocks; i++) {
2415 void *block = (void *)edid_block_data(edid, i);
2417 status = edid_block_read(block, i, read_block, context);
2419 edid_block_status_print(status, block, i);
2421 if (!edid_block_status_valid(status, edid_block_tag(block))) {
2422 if (status == EDID_BLOCK_READ_FAIL)
2425 } else if (i == 1) {
2427 * If the first EDID extension is a CTA extension, and
2428 * the first Data Block is HF-EEODB, override the
2429 * extension block count.
2431 * Note: HF-EEODB could specify a smaller extension
2432 * count too, but we can't risk allocating a smaller
2435 int eeodb = edid_hfeeodb_block_count(edid);
2437 if (eeodb > num_blocks) {
2439 alloc_size = edid_size_by_blocks(num_blocks);
2440 new = krealloc(edid, alloc_size, GFP_KERNEL);
2448 if (invalid_blocks) {
2449 connector_bad_edid(connector, edid, num_blocks);
2451 edid = edid_filter_invalid_blocks(edid, &alloc_size);
2466 * drm_do_get_edid - get EDID data using a custom EDID block read function
2467 * @connector: connector we're probing
2468 * @read_block: EDID block read function
2469 * @context: private data passed to the block read function
2471 * When the I2C adapter connected to the DDC bus is hidden behind a device that
2472 * exposes a different interface to read EDID blocks this function can be used
2473 * to get EDID data using a custom block read function.
2475 * As in the general case the DDC bus is accessible by the kernel at the I2C
2476 * level, drivers must make all reasonable efforts to expose it as an I2C
2477 * adapter and use drm_get_edid() instead of abusing this function.
2479 * The EDID may be overridden using debugfs override_edid or firmware EDID
2480 * (drm_edid_load_firmware() and drm.edid_firmware parameter), in this priority
2481 * order. Having either of them bypasses actual EDID reads.
2483 * Return: Pointer to valid EDID or NULL if we couldn't find any.
2485 struct edid *drm_do_get_edid(struct drm_connector *connector,
2486 read_block_fn read_block,
2489 return _drm_do_get_edid(connector, read_block, context, NULL);
2491 EXPORT_SYMBOL_GPL(drm_do_get_edid);
2494 * drm_edid_raw - Get a pointer to the raw EDID data.
2495 * @drm_edid: drm_edid container
2497 * Get a pointer to the raw EDID data.
2499 * This is for transition only. Avoid using this like the plague.
2501 * Return: Pointer to raw EDID data.
2503 const struct edid *drm_edid_raw(const struct drm_edid *drm_edid)
2505 if (!drm_edid || !drm_edid->size)
2509 * Do not return pointers where relying on EDID extension count would
2510 * lead to buffer overflow.
2512 if (WARN_ON(edid_size(drm_edid->edid) > drm_edid->size))
2515 return drm_edid->edid;
2517 EXPORT_SYMBOL(drm_edid_raw);
2519 /* Allocate struct drm_edid container *without* duplicating the edid data */
2520 static const struct drm_edid *_drm_edid_alloc(const void *edid, size_t size)
2522 struct drm_edid *drm_edid;
2524 if (!edid || !size || size < EDID_LENGTH)
2527 drm_edid = kzalloc(sizeof(*drm_edid), GFP_KERNEL);
2529 drm_edid->edid = edid;
2530 drm_edid->size = size;
2537 * drm_edid_alloc - Allocate a new drm_edid container
2538 * @edid: Pointer to raw EDID data
2539 * @size: Size of memory allocated for EDID
2541 * Allocate a new drm_edid container. Do not calculate edid size from edid, pass
2542 * the actual size that has been allocated for the data. There is no validation
2543 * of the raw EDID data against the size, but at least the EDID base block must
2544 * fit in the buffer.
2546 * The returned pointer must be freed using drm_edid_free().
2548 * Return: drm_edid container, or NULL on errors
2550 const struct drm_edid *drm_edid_alloc(const void *edid, size_t size)
2552 const struct drm_edid *drm_edid;
2554 if (!edid || !size || size < EDID_LENGTH)
2557 edid = kmemdup(edid, size, GFP_KERNEL);
2561 drm_edid = _drm_edid_alloc(edid, size);
2567 EXPORT_SYMBOL(drm_edid_alloc);
2570 * drm_edid_dup - Duplicate a drm_edid container
2571 * @drm_edid: EDID to duplicate
2573 * The returned pointer must be freed using drm_edid_free().
2575 * Returns: drm_edid container copy, or NULL on errors
2577 const struct drm_edid *drm_edid_dup(const struct drm_edid *drm_edid)
2582 return drm_edid_alloc(drm_edid->edid, drm_edid->size);
2584 EXPORT_SYMBOL(drm_edid_dup);
2587 * drm_edid_free - Free the drm_edid container
2588 * @drm_edid: EDID to free
2590 void drm_edid_free(const struct drm_edid *drm_edid)
2595 kfree(drm_edid->edid);
2598 EXPORT_SYMBOL(drm_edid_free);
2601 * drm_probe_ddc() - probe DDC presence
2602 * @adapter: I2C adapter to probe
2604 * Return: True on success, false on failure.
2607 drm_probe_ddc(struct i2c_adapter *adapter)
2611 return (drm_do_probe_ddc_edid(adapter, &out, 0, 1) == 0);
2613 EXPORT_SYMBOL(drm_probe_ddc);
2616 * drm_get_edid - get EDID data, if available
2617 * @connector: connector we're probing
2618 * @adapter: I2C adapter to use for DDC
2620 * Poke the given I2C channel to grab EDID data if possible. If found,
2621 * attach it to the connector.
2623 * Return: Pointer to valid EDID or NULL if we couldn't find any.
2625 struct edid *drm_get_edid(struct drm_connector *connector,
2626 struct i2c_adapter *adapter)
2630 if (connector->force == DRM_FORCE_OFF)
2633 if (connector->force == DRM_FORCE_UNSPECIFIED && !drm_probe_ddc(adapter))
2636 edid = _drm_do_get_edid(connector, drm_do_probe_ddc_edid, adapter, NULL);
2637 drm_connector_update_edid_property(connector, edid);
2640 EXPORT_SYMBOL(drm_get_edid);
2643 * drm_edid_read_custom - Read EDID data using given EDID block read function
2644 * @connector: Connector to use
2645 * @read_block: EDID block read function
2646 * @context: Private data passed to the block read function
2648 * When the I2C adapter connected to the DDC bus is hidden behind a device that
2649 * exposes a different interface to read EDID blocks this function can be used
2650 * to get EDID data using a custom block read function.
2652 * As in the general case the DDC bus is accessible by the kernel at the I2C
2653 * level, drivers must make all reasonable efforts to expose it as an I2C
2654 * adapter and use drm_edid_read() or drm_edid_read_ddc() instead of abusing
2657 * The EDID may be overridden using debugfs override_edid or firmware EDID
2658 * (drm_edid_load_firmware() and drm.edid_firmware parameter), in this priority
2659 * order. Having either of them bypasses actual EDID reads.
2661 * The returned pointer must be freed using drm_edid_free().
2663 * Return: Pointer to EDID, or NULL if probe/read failed.
2665 const struct drm_edid *drm_edid_read_custom(struct drm_connector *connector,
2666 read_block_fn read_block,
2669 const struct drm_edid *drm_edid;
2673 edid = _drm_do_get_edid(connector, read_block, context, &size);
2677 /* Sanity check for now */
2678 drm_WARN_ON(connector->dev, !size);
2680 drm_edid = _drm_edid_alloc(edid, size);
2686 EXPORT_SYMBOL(drm_edid_read_custom);
2689 * drm_edid_read_ddc - Read EDID data using given I2C adapter
2690 * @connector: Connector to use
2691 * @adapter: I2C adapter to use for DDC
2693 * Read EDID using the given I2C adapter.
2695 * The EDID may be overridden using debugfs override_edid or firmware EDID
2696 * (drm_edid_load_firmware() and drm.edid_firmware parameter), in this priority
2697 * order. Having either of them bypasses actual EDID reads.
2699 * Prefer initializing connector->ddc with drm_connector_init_with_ddc() and
2700 * using drm_edid_read() instead of this function.
2702 * The returned pointer must be freed using drm_edid_free().
2704 * Return: Pointer to EDID, or NULL if probe/read failed.
2706 const struct drm_edid *drm_edid_read_ddc(struct drm_connector *connector,
2707 struct i2c_adapter *adapter)
2709 const struct drm_edid *drm_edid;
2711 if (connector->force == DRM_FORCE_OFF)
2714 if (connector->force == DRM_FORCE_UNSPECIFIED && !drm_probe_ddc(adapter))
2717 drm_edid = drm_edid_read_custom(connector, drm_do_probe_ddc_edid, adapter);
2719 /* Note: Do *not* call connector updates here. */
2723 EXPORT_SYMBOL(drm_edid_read_ddc);
2726 * drm_edid_read - Read EDID data using connector's I2C adapter
2727 * @connector: Connector to use
2729 * Read EDID using the connector's I2C adapter.
2731 * The EDID may be overridden using debugfs override_edid or firmware EDID
2732 * (drm_edid_load_firmware() and drm.edid_firmware parameter), in this priority
2733 * order. Having either of them bypasses actual EDID reads.
2735 * The returned pointer must be freed using drm_edid_free().
2737 * Return: Pointer to EDID, or NULL if probe/read failed.
2739 const struct drm_edid *drm_edid_read(struct drm_connector *connector)
2741 if (drm_WARN_ON(connector->dev, !connector->ddc))
2744 return drm_edid_read_ddc(connector, connector->ddc);
2746 EXPORT_SYMBOL(drm_edid_read);
2748 static u32 edid_extract_panel_id(const struct edid *edid)
2751 * We represent the ID as a 32-bit number so it can easily be compared
2754 * NOTE that we deal with endianness differently for the top half
2755 * of this ID than for the bottom half. The bottom half (the product
2756 * id) gets decoded as little endian by the EDID_PRODUCT_ID because
2757 * that's how everyone seems to interpret it. The top half (the mfg_id)
2758 * gets stored as big endian because that makes
2759 * drm_edid_encode_panel_id() and drm_edid_decode_panel_id() easier
2760 * to write (it's easier to extract the ASCII). It doesn't really
2761 * matter, though, as long as the number here is unique.
2763 return (u32)edid->mfg_id[0] << 24 |
2764 (u32)edid->mfg_id[1] << 16 |
2765 (u32)EDID_PRODUCT_ID(edid);
2769 * drm_edid_get_panel_id - Get a panel's ID through DDC
2770 * @adapter: I2C adapter to use for DDC
2772 * This function reads the first block of the EDID of a panel and (assuming
2773 * that the EDID is valid) extracts the ID out of it. The ID is a 32-bit value
2774 * (16 bits of manufacturer ID and 16 bits of per-manufacturer ID) that's
2775 * supposed to be different for each different modem of panel.
2777 * This function is intended to be used during early probing on devices where
2778 * more than one panel might be present. Because of its intended use it must
2779 * assume that the EDID of the panel is correct, at least as far as the ID
2780 * is concerned (in other words, we don't process any overrides here).
2782 * NOTE: it's expected that this function and drm_do_get_edid() will both
2783 * be read the EDID, but there is no caching between them. Since we're only
2784 * reading the first block, hopefully this extra overhead won't be too big.
2786 * Return: A 32-bit ID that should be different for each make/model of panel.
2787 * See the functions drm_edid_encode_panel_id() and
2788 * drm_edid_decode_panel_id() for some details on the structure of this
2792 u32 drm_edid_get_panel_id(struct i2c_adapter *adapter)
2794 enum edid_block_status status;
2799 * There are no manufacturer IDs of 0, so if there is a problem reading
2800 * the EDID then we'll just return 0.
2803 base_block = kzalloc(EDID_LENGTH, GFP_KERNEL);
2807 status = edid_block_read(base_block, 0, drm_do_probe_ddc_edid, adapter);
2809 edid_block_status_print(status, base_block, 0);
2811 if (edid_block_status_valid(status, edid_block_tag(base_block)))
2812 panel_id = edid_extract_panel_id(base_block);
2814 edid_block_dump(KERN_NOTICE, base_block, 0);
2820 EXPORT_SYMBOL(drm_edid_get_panel_id);
2823 * drm_get_edid_switcheroo - get EDID data for a vga_switcheroo output
2824 * @connector: connector we're probing
2825 * @adapter: I2C adapter to use for DDC
2827 * Wrapper around drm_get_edid() for laptops with dual GPUs using one set of
2828 * outputs. The wrapper adds the requisite vga_switcheroo calls to temporarily
2829 * switch DDC to the GPU which is retrieving EDID.
2831 * Return: Pointer to valid EDID or %NULL if we couldn't find any.
2833 struct edid *drm_get_edid_switcheroo(struct drm_connector *connector,
2834 struct i2c_adapter *adapter)
2836 struct drm_device *dev = connector->dev;
2837 struct pci_dev *pdev = to_pci_dev(dev->dev);
2840 if (drm_WARN_ON_ONCE(dev, !dev_is_pci(dev->dev)))
2843 vga_switcheroo_lock_ddc(pdev);
2844 edid = drm_get_edid(connector, adapter);
2845 vga_switcheroo_unlock_ddc(pdev);
2849 EXPORT_SYMBOL(drm_get_edid_switcheroo);
2852 * drm_edid_read_switcheroo - get EDID data for a vga_switcheroo output
2853 * @connector: connector we're probing
2854 * @adapter: I2C adapter to use for DDC
2856 * Wrapper around drm_edid_read_ddc() for laptops with dual GPUs using one set
2857 * of outputs. The wrapper adds the requisite vga_switcheroo calls to
2858 * temporarily switch DDC to the GPU which is retrieving EDID.
2860 * Return: Pointer to valid EDID or %NULL if we couldn't find any.
2862 const struct drm_edid *drm_edid_read_switcheroo(struct drm_connector *connector,
2863 struct i2c_adapter *adapter)
2865 struct drm_device *dev = connector->dev;
2866 struct pci_dev *pdev = to_pci_dev(dev->dev);
2867 const struct drm_edid *drm_edid;
2869 if (drm_WARN_ON_ONCE(dev, !dev_is_pci(dev->dev)))
2872 vga_switcheroo_lock_ddc(pdev);
2873 drm_edid = drm_edid_read_ddc(connector, adapter);
2874 vga_switcheroo_unlock_ddc(pdev);
2878 EXPORT_SYMBOL(drm_edid_read_switcheroo);
2881 * drm_edid_duplicate - duplicate an EDID and the extensions
2882 * @edid: EDID to duplicate
2884 * Return: Pointer to duplicated EDID or NULL on allocation failure.
2886 struct edid *drm_edid_duplicate(const struct edid *edid)
2891 return kmemdup(edid, edid_size(edid), GFP_KERNEL);
2893 EXPORT_SYMBOL(drm_edid_duplicate);
2895 /*** EDID parsing ***/
2898 * edid_get_quirks - return quirk flags for a given EDID
2899 * @drm_edid: EDID to process
2901 * This tells subsequent routines what fixes they need to apply.
2903 static u32 edid_get_quirks(const struct drm_edid *drm_edid)
2905 u32 panel_id = edid_extract_panel_id(drm_edid->edid);
2906 const struct edid_quirk *quirk;
2909 for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) {
2910 quirk = &edid_quirk_list[i];
2911 if (quirk->panel_id == panel_id)
2912 return quirk->quirks;
2918 #define MODE_SIZE(m) ((m)->hdisplay * (m)->vdisplay)
2919 #define MODE_REFRESH_DIFF(c,t) (abs((c) - (t)))
2922 * Walk the mode list for connector, clearing the preferred status on existing
2923 * modes and setting it anew for the right mode ala quirks.
2925 static void edid_fixup_preferred(struct drm_connector *connector)
2927 const struct drm_display_info *info = &connector->display_info;
2928 struct drm_display_mode *t, *cur_mode, *preferred_mode;
2929 int target_refresh = 0;
2930 int cur_vrefresh, preferred_vrefresh;
2932 if (list_empty(&connector->probed_modes))
2935 if (info->quirks & EDID_QUIRK_PREFER_LARGE_60)
2936 target_refresh = 60;
2937 if (info->quirks & EDID_QUIRK_PREFER_LARGE_75)
2938 target_refresh = 75;
2940 preferred_mode = list_first_entry(&connector->probed_modes,
2941 struct drm_display_mode, head);
2943 list_for_each_entry_safe(cur_mode, t, &connector->probed_modes, head) {
2944 cur_mode->type &= ~DRM_MODE_TYPE_PREFERRED;
2946 if (cur_mode == preferred_mode)
2949 /* Largest mode is preferred */
2950 if (MODE_SIZE(cur_mode) > MODE_SIZE(preferred_mode))
2951 preferred_mode = cur_mode;
2953 cur_vrefresh = drm_mode_vrefresh(cur_mode);
2954 preferred_vrefresh = drm_mode_vrefresh(preferred_mode);
2955 /* At a given size, try to get closest to target refresh */
2956 if ((MODE_SIZE(cur_mode) == MODE_SIZE(preferred_mode)) &&
2957 MODE_REFRESH_DIFF(cur_vrefresh, target_refresh) <
2958 MODE_REFRESH_DIFF(preferred_vrefresh, target_refresh)) {
2959 preferred_mode = cur_mode;
2963 preferred_mode->type |= DRM_MODE_TYPE_PREFERRED;
2967 mode_is_rb(const struct drm_display_mode *mode)
2969 return (mode->htotal - mode->hdisplay == 160) &&
2970 (mode->hsync_end - mode->hdisplay == 80) &&
2971 (mode->hsync_end - mode->hsync_start == 32) &&
2972 (mode->vsync_start - mode->vdisplay == 3);
2976 * drm_mode_find_dmt - Create a copy of a mode if present in DMT
2977 * @dev: Device to duplicate against
2978 * @hsize: Mode width
2979 * @vsize: Mode height
2980 * @fresh: Mode refresh rate
2981 * @rb: Mode reduced-blanking-ness
2983 * Walk the DMT mode list looking for a match for the given parameters.
2985 * Return: A newly allocated copy of the mode, or NULL if not found.
2987 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
2988 int hsize, int vsize, int fresh,
2993 for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) {
2994 const struct drm_display_mode *ptr = &drm_dmt_modes[i];
2996 if (hsize != ptr->hdisplay)
2998 if (vsize != ptr->vdisplay)
3000 if (fresh != drm_mode_vrefresh(ptr))
3002 if (rb != mode_is_rb(ptr))
3005 return drm_mode_duplicate(dev, ptr);
3010 EXPORT_SYMBOL(drm_mode_find_dmt);
3012 static bool is_display_descriptor(const struct detailed_timing *descriptor, u8 type)
3014 BUILD_BUG_ON(offsetof(typeof(*descriptor), pixel_clock) != 0);
3015 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.pad1) != 2);
3016 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.type) != 3);
3018 return descriptor->pixel_clock == 0 &&
3019 descriptor->data.other_data.pad1 == 0 &&
3020 descriptor->data.other_data.type == type;
3023 static bool is_detailed_timing_descriptor(const struct detailed_timing *descriptor)
3025 BUILD_BUG_ON(offsetof(typeof(*descriptor), pixel_clock) != 0);
3027 return descriptor->pixel_clock != 0;
3030 typedef void detailed_cb(const struct detailed_timing *timing, void *closure);
3033 cea_for_each_detailed_block(const u8 *ext, detailed_cb *cb, void *closure)
3037 const u8 *det_base = ext + d;
3039 if (d < 4 || d > 127)
3043 for (i = 0; i < n; i++)
3044 cb((const struct detailed_timing *)(det_base + 18 * i), closure);
3048 vtb_for_each_detailed_block(const u8 *ext, detailed_cb *cb, void *closure)
3050 unsigned int i, n = min((int)ext[0x02], 6);
3051 const u8 *det_base = ext + 5;
3054 return; /* unknown version */
3056 for (i = 0; i < n; i++)
3057 cb((const struct detailed_timing *)(det_base + 18 * i), closure);
3060 static void drm_for_each_detailed_block(const struct drm_edid *drm_edid,
3061 detailed_cb *cb, void *closure)
3063 struct drm_edid_iter edid_iter;
3070 for (i = 0; i < EDID_DETAILED_TIMINGS; i++)
3071 cb(&drm_edid->edid->detailed_timings[i], closure);
3073 drm_edid_iter_begin(drm_edid, &edid_iter);
3074 drm_edid_iter_for_each(ext, &edid_iter) {
3077 cea_for_each_detailed_block(ext, cb, closure);
3080 vtb_for_each_detailed_block(ext, cb, closure);
3086 drm_edid_iter_end(&edid_iter);
3090 is_rb(const struct detailed_timing *descriptor, void *data)
3094 if (!is_display_descriptor(descriptor, EDID_DETAIL_MONITOR_RANGE))
3097 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.flags) != 10);
3098 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.cvt.flags) != 15);
3100 if (descriptor->data.other_data.data.range.flags == DRM_EDID_CVT_SUPPORT_FLAG &&
3101 descriptor->data.other_data.data.range.formula.cvt.flags & DRM_EDID_CVT_FLAGS_REDUCED_BLANKING)
3105 /* EDID 1.4 defines this explicitly. For EDID 1.3, we guess, badly. */
3107 drm_monitor_supports_rb(const struct drm_edid *drm_edid)
3109 if (drm_edid->edid->revision >= 4) {
3112 drm_for_each_detailed_block(drm_edid, is_rb, &ret);
3116 return ((drm_edid->edid->input & DRM_EDID_INPUT_DIGITAL) != 0);
3120 find_gtf2(const struct detailed_timing *descriptor, void *data)
3122 const struct detailed_timing **res = data;
3124 if (!is_display_descriptor(descriptor, EDID_DETAIL_MONITOR_RANGE))
3127 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.flags) != 10);
3129 if (descriptor->data.other_data.data.range.flags == DRM_EDID_SECONDARY_GTF_SUPPORT_FLAG)
3133 /* Secondary GTF curve kicks in above some break frequency */
3135 drm_gtf2_hbreak(const struct drm_edid *drm_edid)
3137 const struct detailed_timing *descriptor = NULL;
3139 drm_for_each_detailed_block(drm_edid, find_gtf2, &descriptor);
3141 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.hfreq_start_khz) != 12);
3143 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.hfreq_start_khz * 2 : 0;
3147 drm_gtf2_2c(const struct drm_edid *drm_edid)
3149 const struct detailed_timing *descriptor = NULL;
3151 drm_for_each_detailed_block(drm_edid, find_gtf2, &descriptor);
3153 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.c) != 13);
3155 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.c : 0;
3159 drm_gtf2_m(const struct drm_edid *drm_edid)
3161 const struct detailed_timing *descriptor = NULL;
3163 drm_for_each_detailed_block(drm_edid, find_gtf2, &descriptor);
3165 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.m) != 14);
3167 return descriptor ? le16_to_cpu(descriptor->data.other_data.data.range.formula.gtf2.m) : 0;
3171 drm_gtf2_k(const struct drm_edid *drm_edid)
3173 const struct detailed_timing *descriptor = NULL;
3175 drm_for_each_detailed_block(drm_edid, find_gtf2, &descriptor);
3177 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.k) != 16);
3179 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.k : 0;
3183 drm_gtf2_2j(const struct drm_edid *drm_edid)
3185 const struct detailed_timing *descriptor = NULL;
3187 drm_for_each_detailed_block(drm_edid, find_gtf2, &descriptor);
3189 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.j) != 17);
3191 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.j : 0;
3195 get_timing_level(const struct detailed_timing *descriptor, void *data)
3199 if (!is_display_descriptor(descriptor, EDID_DETAIL_MONITOR_RANGE))
3202 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.flags) != 10);
3204 switch (descriptor->data.other_data.data.range.flags) {
3205 case DRM_EDID_DEFAULT_GTF_SUPPORT_FLAG:
3208 case DRM_EDID_SECONDARY_GTF_SUPPORT_FLAG:
3211 case DRM_EDID_CVT_SUPPORT_FLAG:
3219 /* Get standard timing level (CVT/GTF/DMT). */
3220 static int standard_timing_level(const struct drm_edid *drm_edid)
3222 const struct edid *edid = drm_edid->edid;
3224 if (edid->revision >= 4) {
3226 * If the range descriptor doesn't
3227 * indicate otherwise default to CVT
3229 int ret = LEVEL_CVT;
3231 drm_for_each_detailed_block(drm_edid, get_timing_level, &ret);
3234 } else if (edid->revision >= 3 && drm_gtf2_hbreak(drm_edid)) {
3236 } else if (edid->revision >= 2) {
3244 * 0 is reserved. The spec says 0x01 fill for unused timings. Some old
3245 * monitors fill with ascii space (0x20) instead.
3248 bad_std_timing(u8 a, u8 b)
3250 return (a == 0x00 && b == 0x00) ||
3251 (a == 0x01 && b == 0x01) ||
3252 (a == 0x20 && b == 0x20);
3255 static int drm_mode_hsync(const struct drm_display_mode *mode)
3257 if (mode->htotal <= 0)
3260 return DIV_ROUND_CLOSEST(mode->clock, mode->htotal);
3263 static struct drm_display_mode *
3264 drm_gtf2_mode(struct drm_device *dev,
3265 const struct drm_edid *drm_edid,
3266 int hsize, int vsize, int vrefresh_rate)
3268 struct drm_display_mode *mode;
3271 * This is potentially wrong if there's ever a monitor with
3272 * more than one ranges section, each claiming a different
3273 * secondary GTF curve. Please don't do that.
3275 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0);
3279 if (drm_mode_hsync(mode) > drm_gtf2_hbreak(drm_edid)) {
3280 drm_mode_destroy(dev, mode);
3281 mode = drm_gtf_mode_complex(dev, hsize, vsize,
3282 vrefresh_rate, 0, 0,
3283 drm_gtf2_m(drm_edid),
3284 drm_gtf2_2c(drm_edid),
3285 drm_gtf2_k(drm_edid),
3286 drm_gtf2_2j(drm_edid));
3293 * Take the standard timing params (in this case width, aspect, and refresh)
3294 * and convert them into a real mode using CVT/GTF/DMT.
3296 static struct drm_display_mode *drm_mode_std(struct drm_connector *connector,
3297 const struct drm_edid *drm_edid,
3298 const struct std_timing *t)
3300 struct drm_device *dev = connector->dev;
3301 struct drm_display_mode *m, *mode = NULL;
3304 unsigned aspect_ratio = (t->vfreq_aspect & EDID_TIMING_ASPECT_MASK)
3305 >> EDID_TIMING_ASPECT_SHIFT;
3306 unsigned vfreq = (t->vfreq_aspect & EDID_TIMING_VFREQ_MASK)
3307 >> EDID_TIMING_VFREQ_SHIFT;
3308 int timing_level = standard_timing_level(drm_edid);
3310 if (bad_std_timing(t->hsize, t->vfreq_aspect))
3313 /* According to the EDID spec, the hdisplay = hsize * 8 + 248 */
3314 hsize = t->hsize * 8 + 248;
3315 /* vrefresh_rate = vfreq + 60 */
3316 vrefresh_rate = vfreq + 60;
3317 /* the vdisplay is calculated based on the aspect ratio */
3318 if (aspect_ratio == 0) {
3319 if (drm_edid->edid->revision < 3)
3322 vsize = (hsize * 10) / 16;
3323 } else if (aspect_ratio == 1)
3324 vsize = (hsize * 3) / 4;
3325 else if (aspect_ratio == 2)
3326 vsize = (hsize * 4) / 5;
3328 vsize = (hsize * 9) / 16;
3330 /* HDTV hack, part 1 */
3331 if (vrefresh_rate == 60 &&
3332 ((hsize == 1360 && vsize == 765) ||
3333 (hsize == 1368 && vsize == 769))) {
3339 * If this connector already has a mode for this size and refresh
3340 * rate (because it came from detailed or CVT info), use that
3341 * instead. This way we don't have to guess at interlace or
3344 list_for_each_entry(m, &connector->probed_modes, head)
3345 if (m->hdisplay == hsize && m->vdisplay == vsize &&
3346 drm_mode_vrefresh(m) == vrefresh_rate)
3349 /* HDTV hack, part 2 */
3350 if (hsize == 1366 && vsize == 768 && vrefresh_rate == 60) {
3351 mode = drm_cvt_mode(dev, 1366, 768, vrefresh_rate, 0, 0,
3355 mode->hdisplay = 1366;
3356 mode->hsync_start = mode->hsync_start - 1;
3357 mode->hsync_end = mode->hsync_end - 1;
3361 /* check whether it can be found in default mode table */
3362 if (drm_monitor_supports_rb(drm_edid)) {
3363 mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate,
3368 mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate, false);
3372 /* okay, generate it */
3373 switch (timing_level) {
3377 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0);
3380 mode = drm_gtf2_mode(dev, drm_edid, hsize, vsize, vrefresh_rate);
3383 mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0,
3391 * EDID is delightfully ambiguous about how interlaced modes are to be
3392 * encoded. Our internal representation is of frame height, but some
3393 * HDTV detailed timings are encoded as field height.
3395 * The format list here is from CEA, in frame size. Technically we
3396 * should be checking refresh rate too. Whatever.
3399 drm_mode_do_interlace_quirk(struct drm_display_mode *mode,
3400 const struct detailed_pixel_timing *pt)
3403 static const struct {
3405 } cea_interlaced[] = {
3415 if (!(pt->misc & DRM_EDID_PT_INTERLACED))
3418 for (i = 0; i < ARRAY_SIZE(cea_interlaced); i++) {
3419 if ((mode->hdisplay == cea_interlaced[i].w) &&
3420 (mode->vdisplay == cea_interlaced[i].h / 2)) {
3421 mode->vdisplay *= 2;
3422 mode->vsync_start *= 2;
3423 mode->vsync_end *= 2;
3429 mode->flags |= DRM_MODE_FLAG_INTERLACE;
3433 * Create a new mode from an EDID detailed timing section. An EDID detailed
3434 * timing block contains enough info for us to create and return a new struct
3437 static struct drm_display_mode *drm_mode_detailed(struct drm_connector *connector,
3438 const struct drm_edid *drm_edid,
3439 const struct detailed_timing *timing)
3441 const struct drm_display_info *info = &connector->display_info;
3442 struct drm_device *dev = connector->dev;
3443 struct drm_display_mode *mode;
3444 const struct detailed_pixel_timing *pt = &timing->data.pixel_data;
3445 unsigned hactive = (pt->hactive_hblank_hi & 0xf0) << 4 | pt->hactive_lo;
3446 unsigned vactive = (pt->vactive_vblank_hi & 0xf0) << 4 | pt->vactive_lo;
3447 unsigned hblank = (pt->hactive_hblank_hi & 0xf) << 8 | pt->hblank_lo;
3448 unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo;
3449 unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo;
3450 unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse_width_lo;
3451 unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) << 2 | pt->vsync_offset_pulse_width_lo >> 4;
3452 unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offset_pulse_width_lo & 0xf);
3454 /* ignore tiny modes */
3455 if (hactive < 64 || vactive < 64)
3458 if (pt->misc & DRM_EDID_PT_STEREO) {
3459 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] Stereo mode not supported\n",
3460 connector->base.id, connector->name);
3463 if (!(pt->misc & DRM_EDID_PT_SEPARATE_SYNC)) {
3464 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] Composite sync not supported\n",
3465 connector->base.id, connector->name);
3468 /* it is incorrect if hsync/vsync width is zero */
3469 if (!hsync_pulse_width || !vsync_pulse_width) {
3470 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] Incorrect Detailed timing. Wrong Hsync/Vsync pulse width\n",
3471 connector->base.id, connector->name);
3475 if (info->quirks & EDID_QUIRK_FORCE_REDUCED_BLANKING) {
3476 mode = drm_cvt_mode(dev, hactive, vactive, 60, true, false, false);
3483 mode = drm_mode_create(dev);
3487 if (info->quirks & EDID_QUIRK_135_CLOCK_TOO_HIGH)
3488 mode->clock = 1088 * 10;
3490 mode->clock = le16_to_cpu(timing->pixel_clock) * 10;
3492 mode->hdisplay = hactive;
3493 mode->hsync_start = mode->hdisplay + hsync_offset;
3494 mode->hsync_end = mode->hsync_start + hsync_pulse_width;
3495 mode->htotal = mode->hdisplay + hblank;
3497 mode->vdisplay = vactive;
3498 mode->vsync_start = mode->vdisplay + vsync_offset;
3499 mode->vsync_end = mode->vsync_start + vsync_pulse_width;
3500 mode->vtotal = mode->vdisplay + vblank;
3502 /* Some EDIDs have bogus h/vsync_end values */
3503 if (mode->hsync_end > mode->htotal) {
3504 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] reducing hsync_end %d->%d\n",
3505 connector->base.id, connector->name,
3506 mode->hsync_end, mode->htotal);
3507 mode->hsync_end = mode->htotal;
3509 if (mode->vsync_end > mode->vtotal) {
3510 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] reducing vsync_end %d->%d\n",
3511 connector->base.id, connector->name,
3512 mode->vsync_end, mode->vtotal);
3513 mode->vsync_end = mode->vtotal;
3516 drm_mode_do_interlace_quirk(mode, pt);
3518 if (info->quirks & EDID_QUIRK_DETAILED_SYNC_PP) {
3519 mode->flags |= DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC;
3521 mode->flags |= (pt->misc & DRM_EDID_PT_HSYNC_POSITIVE) ?
3522 DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC;
3523 mode->flags |= (pt->misc & DRM_EDID_PT_VSYNC_POSITIVE) ?
3524 DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC;
3528 mode->width_mm = pt->width_mm_lo | (pt->width_height_mm_hi & 0xf0) << 4;
3529 mode->height_mm = pt->height_mm_lo | (pt->width_height_mm_hi & 0xf) << 8;
3531 if (info->quirks & EDID_QUIRK_DETAILED_IN_CM) {
3532 mode->width_mm *= 10;
3533 mode->height_mm *= 10;
3536 if (info->quirks & EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE) {
3537 mode->width_mm = drm_edid->edid->width_cm * 10;
3538 mode->height_mm = drm_edid->edid->height_cm * 10;
3541 mode->type = DRM_MODE_TYPE_DRIVER;
3542 drm_mode_set_name(mode);
3548 mode_in_hsync_range(const struct drm_display_mode *mode,
3549 const struct edid *edid, const u8 *t)
3551 int hsync, hmin, hmax;
3554 if (edid->revision >= 4)
3555 hmin += ((t[4] & 0x04) ? 255 : 0);
3557 if (edid->revision >= 4)
3558 hmax += ((t[4] & 0x08) ? 255 : 0);
3559 hsync = drm_mode_hsync(mode);
3561 return (hsync <= hmax && hsync >= hmin);
3565 mode_in_vsync_range(const struct drm_display_mode *mode,
3566 const struct edid *edid, const u8 *t)
3568 int vsync, vmin, vmax;
3571 if (edid->revision >= 4)
3572 vmin += ((t[4] & 0x01) ? 255 : 0);
3574 if (edid->revision >= 4)
3575 vmax += ((t[4] & 0x02) ? 255 : 0);
3576 vsync = drm_mode_vrefresh(mode);
3578 return (vsync <= vmax && vsync >= vmin);
3582 range_pixel_clock(const struct edid *edid, const u8 *t)
3585 if (t[9] == 0 || t[9] == 255)
3588 /* 1.4 with CVT support gives us real precision, yay */
3589 if (edid->revision >= 4 && t[10] == DRM_EDID_CVT_SUPPORT_FLAG)
3590 return (t[9] * 10000) - ((t[12] >> 2) * 250);
3592 /* 1.3 is pathetic, so fuzz up a bit */
3593 return t[9] * 10000 + 5001;
3596 static bool mode_in_range(const struct drm_display_mode *mode,
3597 const struct drm_edid *drm_edid,
3598 const struct detailed_timing *timing)
3600 const struct edid *edid = drm_edid->edid;
3602 const u8 *t = (const u8 *)timing;
3604 if (!mode_in_hsync_range(mode, edid, t))
3607 if (!mode_in_vsync_range(mode, edid, t))
3610 if ((max_clock = range_pixel_clock(edid, t)))
3611 if (mode->clock > max_clock)
3614 /* 1.4 max horizontal check */
3615 if (edid->revision >= 4 && t[10] == DRM_EDID_CVT_SUPPORT_FLAG)
3616 if (t[13] && mode->hdisplay > 8 * (t[13] + (256 * (t[12]&0x3))))
3619 if (mode_is_rb(mode) && !drm_monitor_supports_rb(drm_edid))
3625 static bool valid_inferred_mode(const struct drm_connector *connector,
3626 const struct drm_display_mode *mode)
3628 const struct drm_display_mode *m;
3631 list_for_each_entry(m, &connector->probed_modes, head) {
3632 if (mode->hdisplay == m->hdisplay &&
3633 mode->vdisplay == m->vdisplay &&
3634 drm_mode_vrefresh(mode) == drm_mode_vrefresh(m))
3635 return false; /* duplicated */
3636 if (mode->hdisplay <= m->hdisplay &&
3637 mode->vdisplay <= m->vdisplay)
3643 static int drm_dmt_modes_for_range(struct drm_connector *connector,
3644 const struct drm_edid *drm_edid,
3645 const struct detailed_timing *timing)
3648 struct drm_display_mode *newmode;
3649 struct drm_device *dev = connector->dev;
3651 for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) {
3652 if (mode_in_range(drm_dmt_modes + i, drm_edid, timing) &&
3653 valid_inferred_mode(connector, drm_dmt_modes + i)) {
3654 newmode = drm_mode_duplicate(dev, &drm_dmt_modes[i]);
3656 drm_mode_probed_add(connector, newmode);
3665 /* fix up 1366x768 mode from 1368x768;
3666 * GFT/CVT can't express 1366 width which isn't dividable by 8
3668 void drm_mode_fixup_1366x768(struct drm_display_mode *mode)
3670 if (mode->hdisplay == 1368 && mode->vdisplay == 768) {
3671 mode->hdisplay = 1366;
3672 mode->hsync_start--;
3674 drm_mode_set_name(mode);
3678 static int drm_gtf_modes_for_range(struct drm_connector *connector,
3679 const struct drm_edid *drm_edid,
3680 const struct detailed_timing *timing)
3683 struct drm_display_mode *newmode;
3684 struct drm_device *dev = connector->dev;
3686 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) {
3687 const struct minimode *m = &extra_modes[i];
3689 newmode = drm_gtf_mode(dev, m->w, m->h, m->r, 0, 0);
3693 drm_mode_fixup_1366x768(newmode);
3694 if (!mode_in_range(newmode, drm_edid, timing) ||
3695 !valid_inferred_mode(connector, newmode)) {
3696 drm_mode_destroy(dev, newmode);
3700 drm_mode_probed_add(connector, newmode);
3707 static int drm_gtf2_modes_for_range(struct drm_connector *connector,
3708 const struct drm_edid *drm_edid,
3709 const struct detailed_timing *timing)
3712 struct drm_display_mode *newmode;
3713 struct drm_device *dev = connector->dev;
3715 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) {
3716 const struct minimode *m = &extra_modes[i];
3718 newmode = drm_gtf2_mode(dev, drm_edid, m->w, m->h, m->r);
3722 drm_mode_fixup_1366x768(newmode);
3723 if (!mode_in_range(newmode, drm_edid, timing) ||
3724 !valid_inferred_mode(connector, newmode)) {
3725 drm_mode_destroy(dev, newmode);
3729 drm_mode_probed_add(connector, newmode);
3736 static int drm_cvt_modes_for_range(struct drm_connector *connector,
3737 const struct drm_edid *drm_edid,
3738 const struct detailed_timing *timing)
3741 struct drm_display_mode *newmode;
3742 struct drm_device *dev = connector->dev;
3743 bool rb = drm_monitor_supports_rb(drm_edid);
3745 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) {
3746 const struct minimode *m = &extra_modes[i];
3748 newmode = drm_cvt_mode(dev, m->w, m->h, m->r, rb, 0, 0);
3752 drm_mode_fixup_1366x768(newmode);
3753 if (!mode_in_range(newmode, drm_edid, timing) ||
3754 !valid_inferred_mode(connector, newmode)) {
3755 drm_mode_destroy(dev, newmode);
3759 drm_mode_probed_add(connector, newmode);
3767 do_inferred_modes(const struct detailed_timing *timing, void *c)
3769 struct detailed_mode_closure *closure = c;
3770 const struct detailed_non_pixel *data = &timing->data.other_data;
3771 const struct detailed_data_monitor_range *range = &data->data.range;
3773 if (!is_display_descriptor(timing, EDID_DETAIL_MONITOR_RANGE))
3776 closure->modes += drm_dmt_modes_for_range(closure->connector,
3780 if (closure->drm_edid->edid->revision < 2)
3781 return; /* GTF not defined yet */
3783 switch (range->flags) {
3784 case DRM_EDID_SECONDARY_GTF_SUPPORT_FLAG:
3785 closure->modes += drm_gtf2_modes_for_range(closure->connector,
3789 case DRM_EDID_DEFAULT_GTF_SUPPORT_FLAG:
3790 closure->modes += drm_gtf_modes_for_range(closure->connector,
3794 case DRM_EDID_CVT_SUPPORT_FLAG:
3795 if (closure->drm_edid->edid->revision < 4)
3798 closure->modes += drm_cvt_modes_for_range(closure->connector,
3802 case DRM_EDID_RANGE_LIMITS_ONLY_FLAG:
3808 static int add_inferred_modes(struct drm_connector *connector,
3809 const struct drm_edid *drm_edid)
3811 struct detailed_mode_closure closure = {
3812 .connector = connector,
3813 .drm_edid = drm_edid,
3816 if (drm_edid->edid->revision >= 1)
3817 drm_for_each_detailed_block(drm_edid, do_inferred_modes, &closure);
3819 return closure.modes;
3823 drm_est3_modes(struct drm_connector *connector, const struct detailed_timing *timing)
3825 int i, j, m, modes = 0;
3826 struct drm_display_mode *mode;
3827 const u8 *est = ((const u8 *)timing) + 6;
3829 for (i = 0; i < 6; i++) {
3830 for (j = 7; j >= 0; j--) {
3831 m = (i * 8) + (7 - j);
3832 if (m >= ARRAY_SIZE(est3_modes))
3834 if (est[i] & (1 << j)) {
3835 mode = drm_mode_find_dmt(connector->dev,
3841 drm_mode_probed_add(connector, mode);
3852 do_established_modes(const struct detailed_timing *timing, void *c)
3854 struct detailed_mode_closure *closure = c;
3856 if (!is_display_descriptor(timing, EDID_DETAIL_EST_TIMINGS))
3859 closure->modes += drm_est3_modes(closure->connector, timing);
3863 * Get established modes from EDID and add them. Each EDID block contains a
3864 * bitmap of the supported "established modes" list (defined above). Tease them
3865 * out and add them to the global modes list.
3867 static int add_established_modes(struct drm_connector *connector,
3868 const struct drm_edid *drm_edid)
3870 struct drm_device *dev = connector->dev;
3871 const struct edid *edid = drm_edid->edid;
3872 unsigned long est_bits = edid->established_timings.t1 |
3873 (edid->established_timings.t2 << 8) |
3874 ((edid->established_timings.mfg_rsvd & 0x80) << 9);
3876 struct detailed_mode_closure closure = {
3877 .connector = connector,
3878 .drm_edid = drm_edid,
3881 for (i = 0; i <= EDID_EST_TIMINGS; i++) {
3882 if (est_bits & (1<<i)) {
3883 struct drm_display_mode *newmode;
3885 newmode = drm_mode_duplicate(dev, &edid_est_modes[i]);
3887 drm_mode_probed_add(connector, newmode);
3893 if (edid->revision >= 1)
3894 drm_for_each_detailed_block(drm_edid, do_established_modes,
3897 return modes + closure.modes;
3901 do_standard_modes(const struct detailed_timing *timing, void *c)
3903 struct detailed_mode_closure *closure = c;
3904 const struct detailed_non_pixel *data = &timing->data.other_data;
3905 struct drm_connector *connector = closure->connector;
3908 if (!is_display_descriptor(timing, EDID_DETAIL_STD_MODES))
3911 for (i = 0; i < 6; i++) {
3912 const struct std_timing *std = &data->data.timings[i];
3913 struct drm_display_mode *newmode;
3915 newmode = drm_mode_std(connector, closure->drm_edid, std);
3917 drm_mode_probed_add(connector, newmode);
3924 * Get standard modes from EDID and add them. Standard modes can be calculated
3925 * using the appropriate standard (DMT, GTF, or CVT). Grab them from EDID and
3926 * add them to the list.
3928 static int add_standard_modes(struct drm_connector *connector,
3929 const struct drm_edid *drm_edid)
3932 struct detailed_mode_closure closure = {
3933 .connector = connector,
3934 .drm_edid = drm_edid,
3937 for (i = 0; i < EDID_STD_TIMINGS; i++) {
3938 struct drm_display_mode *newmode;
3940 newmode = drm_mode_std(connector, drm_edid,
3941 &drm_edid->edid->standard_timings[i]);
3943 drm_mode_probed_add(connector, newmode);
3948 if (drm_edid->edid->revision >= 1)
3949 drm_for_each_detailed_block(drm_edid, do_standard_modes,
3952 /* XXX should also look for standard codes in VTB blocks */
3954 return modes + closure.modes;
3957 static int drm_cvt_modes(struct drm_connector *connector,
3958 const struct detailed_timing *timing)
3960 int i, j, modes = 0;
3961 struct drm_display_mode *newmode;
3962 struct drm_device *dev = connector->dev;
3963 const struct cvt_timing *cvt;
3964 static const int rates[] = { 60, 85, 75, 60, 50 };
3965 const u8 empty[3] = { 0, 0, 0 };
3967 for (i = 0; i < 4; i++) {
3970 cvt = &(timing->data.other_data.data.cvt[i]);
3972 if (!memcmp(cvt->code, empty, 3))
3975 height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2;
3976 switch (cvt->code[1] & 0x0c) {
3977 /* default - because compiler doesn't see that we've enumerated all cases */
3980 width = height * 4 / 3;
3983 width = height * 16 / 9;
3986 width = height * 16 / 10;
3989 width = height * 15 / 9;
3993 for (j = 1; j < 5; j++) {
3994 if (cvt->code[2] & (1 << j)) {
3995 newmode = drm_cvt_mode(dev, width, height,
3999 drm_mode_probed_add(connector, newmode);
4010 do_cvt_mode(const struct detailed_timing *timing, void *c)
4012 struct detailed_mode_closure *closure = c;
4014 if (!is_display_descriptor(timing, EDID_DETAIL_CVT_3BYTE))
4017 closure->modes += drm_cvt_modes(closure->connector, timing);
4021 add_cvt_modes(struct drm_connector *connector, const struct drm_edid *drm_edid)
4023 struct detailed_mode_closure closure = {
4024 .connector = connector,
4025 .drm_edid = drm_edid,
4028 if (drm_edid->edid->revision >= 3)
4029 drm_for_each_detailed_block(drm_edid, do_cvt_mode, &closure);
4031 /* XXX should also look for CVT codes in VTB blocks */
4033 return closure.modes;
4036 static void fixup_detailed_cea_mode_clock(struct drm_connector *connector,
4037 struct drm_display_mode *mode);
4040 do_detailed_mode(const struct detailed_timing *timing, void *c)
4042 struct detailed_mode_closure *closure = c;
4043 struct drm_display_mode *newmode;
4045 if (!is_detailed_timing_descriptor(timing))
4048 newmode = drm_mode_detailed(closure->connector,
4049 closure->drm_edid, timing);
4053 if (closure->preferred)
4054 newmode->type |= DRM_MODE_TYPE_PREFERRED;
4057 * Detailed modes are limited to 10kHz pixel clock resolution,
4058 * so fix up anything that looks like CEA/HDMI mode, but the clock
4059 * is just slightly off.
4061 fixup_detailed_cea_mode_clock(closure->connector, newmode);
4063 drm_mode_probed_add(closure->connector, newmode);
4065 closure->preferred = false;
4069 * add_detailed_modes - Add modes from detailed timings
4070 * @connector: attached connector
4071 * @drm_edid: EDID block to scan
4073 static int add_detailed_modes(struct drm_connector *connector,
4074 const struct drm_edid *drm_edid)
4076 struct detailed_mode_closure closure = {
4077 .connector = connector,
4078 .drm_edid = drm_edid,
4081 if (drm_edid->edid->revision >= 4)
4082 closure.preferred = true; /* first detailed timing is always preferred */
4085 drm_edid->edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING;
4087 drm_for_each_detailed_block(drm_edid, do_detailed_mode, &closure);
4089 return closure.modes;
4092 /* CTA-861-H Table 60 - CTA Tag Codes */
4093 #define CTA_DB_AUDIO 1
4094 #define CTA_DB_VIDEO 2
4095 #define CTA_DB_VENDOR 3
4096 #define CTA_DB_SPEAKER 4
4097 #define CTA_DB_EXTENDED_TAG 7
4099 /* CTA-861-H Table 62 - CTA Extended Tag Codes */
4100 #define CTA_EXT_DB_VIDEO_CAP 0
4101 #define CTA_EXT_DB_VENDOR 1
4102 #define CTA_EXT_DB_HDR_STATIC_METADATA 6
4103 #define CTA_EXT_DB_420_VIDEO_DATA 14
4104 #define CTA_EXT_DB_420_VIDEO_CAP_MAP 15
4105 #define CTA_EXT_DB_HF_EEODB 0x78
4106 #define CTA_EXT_DB_HF_SCDB 0x79
4108 #define EDID_BASIC_AUDIO (1 << 6)
4109 #define EDID_CEA_YCRCB444 (1 << 5)
4110 #define EDID_CEA_YCRCB422 (1 << 4)
4111 #define EDID_CEA_VCDB_QS (1 << 6)
4114 * Search EDID for CEA extension block.
4116 * FIXME: Prefer not returning pointers to raw EDID data.
4118 const u8 *drm_find_edid_extension(const struct drm_edid *drm_edid,
4119 int ext_id, int *ext_index)
4121 const u8 *edid_ext = NULL;
4124 /* No EDID or EDID extensions */
4125 if (!drm_edid || !drm_edid_extension_block_count(drm_edid))
4128 /* Find CEA extension */
4129 for (i = *ext_index; i < drm_edid_extension_block_count(drm_edid); i++) {
4130 edid_ext = drm_edid_extension_block_data(drm_edid, i);
4131 if (edid_block_tag(edid_ext) == ext_id)
4135 if (i >= drm_edid_extension_block_count(drm_edid))
4143 /* Return true if the EDID has a CTA extension or a DisplayID CTA data block */
4144 static bool drm_edid_has_cta_extension(const struct drm_edid *drm_edid)
4146 const struct displayid_block *block;
4147 struct displayid_iter iter;
4151 /* Look for a top level CEA extension block */
4152 if (drm_find_edid_extension(drm_edid, CEA_EXT, &ext_index))
4155 /* CEA blocks can also be found embedded in a DisplayID block */
4156 displayid_iter_edid_begin(drm_edid, &iter);
4157 displayid_iter_for_each(block, &iter) {
4158 if (block->tag == DATA_BLOCK_CTA) {
4163 displayid_iter_end(&iter);
4168 static __always_inline const struct drm_display_mode *cea_mode_for_vic(u8 vic)
4170 BUILD_BUG_ON(1 + ARRAY_SIZE(edid_cea_modes_1) - 1 != 127);
4171 BUILD_BUG_ON(193 + ARRAY_SIZE(edid_cea_modes_193) - 1 != 219);
4173 if (vic >= 1 && vic < 1 + ARRAY_SIZE(edid_cea_modes_1))
4174 return &edid_cea_modes_1[vic - 1];
4175 if (vic >= 193 && vic < 193 + ARRAY_SIZE(edid_cea_modes_193))
4176 return &edid_cea_modes_193[vic - 193];
4180 static u8 cea_num_vics(void)
4182 return 193 + ARRAY_SIZE(edid_cea_modes_193);
4185 static u8 cea_next_vic(u8 vic)
4187 if (++vic == 1 + ARRAY_SIZE(edid_cea_modes_1))
4193 * Calculate the alternate clock for the CEA mode
4194 * (60Hz vs. 59.94Hz etc.)
4197 cea_mode_alternate_clock(const struct drm_display_mode *cea_mode)
4199 unsigned int clock = cea_mode->clock;
4201 if (drm_mode_vrefresh(cea_mode) % 6 != 0)
4205 * edid_cea_modes contains the 59.94Hz
4206 * variant for 240 and 480 line modes,
4207 * and the 60Hz variant otherwise.
4209 if (cea_mode->vdisplay == 240 || cea_mode->vdisplay == 480)
4210 clock = DIV_ROUND_CLOSEST(clock * 1001, 1000);
4212 clock = DIV_ROUND_CLOSEST(clock * 1000, 1001);
4218 cea_mode_alternate_timings(u8 vic, struct drm_display_mode *mode)
4221 * For certain VICs the spec allows the vertical
4222 * front porch to vary by one or two lines.
4224 * cea_modes[] stores the variant with the shortest
4225 * vertical front porch. We can adjust the mode to
4226 * get the other variants by simply increasing the
4227 * vertical front porch length.
4229 BUILD_BUG_ON(cea_mode_for_vic(8)->vtotal != 262 ||
4230 cea_mode_for_vic(9)->vtotal != 262 ||
4231 cea_mode_for_vic(12)->vtotal != 262 ||
4232 cea_mode_for_vic(13)->vtotal != 262 ||
4233 cea_mode_for_vic(23)->vtotal != 312 ||
4234 cea_mode_for_vic(24)->vtotal != 312 ||
4235 cea_mode_for_vic(27)->vtotal != 312 ||
4236 cea_mode_for_vic(28)->vtotal != 312);
4238 if (((vic == 8 || vic == 9 ||
4239 vic == 12 || vic == 13) && mode->vtotal < 263) ||
4240 ((vic == 23 || vic == 24 ||
4241 vic == 27 || vic == 28) && mode->vtotal < 314)) {
4242 mode->vsync_start++;
4252 static u8 drm_match_cea_mode_clock_tolerance(const struct drm_display_mode *to_match,
4253 unsigned int clock_tolerance)
4255 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
4258 if (!to_match->clock)
4261 if (to_match->picture_aspect_ratio)
4262 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
4264 for (vic = 1; vic < cea_num_vics(); vic = cea_next_vic(vic)) {
4265 struct drm_display_mode cea_mode;
4266 unsigned int clock1, clock2;
4268 drm_mode_init(&cea_mode, cea_mode_for_vic(vic));
4270 /* Check both 60Hz and 59.94Hz */
4271 clock1 = cea_mode.clock;
4272 clock2 = cea_mode_alternate_clock(&cea_mode);
4274 if (abs(to_match->clock - clock1) > clock_tolerance &&
4275 abs(to_match->clock - clock2) > clock_tolerance)
4279 if (drm_mode_match(to_match, &cea_mode, match_flags))
4281 } while (cea_mode_alternate_timings(vic, &cea_mode));
4288 * drm_match_cea_mode - look for a CEA mode matching given mode
4289 * @to_match: display mode
4291 * Return: The CEA Video ID (VIC) of the mode or 0 if it isn't a CEA-861
4294 u8 drm_match_cea_mode(const struct drm_display_mode *to_match)
4296 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
4299 if (!to_match->clock)
4302 if (to_match->picture_aspect_ratio)
4303 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
4305 for (vic = 1; vic < cea_num_vics(); vic = cea_next_vic(vic)) {
4306 struct drm_display_mode cea_mode;
4307 unsigned int clock1, clock2;
4309 drm_mode_init(&cea_mode, cea_mode_for_vic(vic));
4311 /* Check both 60Hz and 59.94Hz */
4312 clock1 = cea_mode.clock;
4313 clock2 = cea_mode_alternate_clock(&cea_mode);
4315 if (KHZ2PICOS(to_match->clock) != KHZ2PICOS(clock1) &&
4316 KHZ2PICOS(to_match->clock) != KHZ2PICOS(clock2))
4320 if (drm_mode_match(to_match, &cea_mode, match_flags))
4322 } while (cea_mode_alternate_timings(vic, &cea_mode));
4327 EXPORT_SYMBOL(drm_match_cea_mode);
4329 static bool drm_valid_cea_vic(u8 vic)
4331 return cea_mode_for_vic(vic) != NULL;
4334 static enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code)
4336 const struct drm_display_mode *mode = cea_mode_for_vic(video_code);
4339 return mode->picture_aspect_ratio;
4341 return HDMI_PICTURE_ASPECT_NONE;
4344 static enum hdmi_picture_aspect drm_get_hdmi_aspect_ratio(const u8 video_code)
4346 return edid_4k_modes[video_code].picture_aspect_ratio;
4350 * Calculate the alternate clock for HDMI modes (those from the HDMI vendor
4354 hdmi_mode_alternate_clock(const struct drm_display_mode *hdmi_mode)
4356 return cea_mode_alternate_clock(hdmi_mode);
4359 static u8 drm_match_hdmi_mode_clock_tolerance(const struct drm_display_mode *to_match,
4360 unsigned int clock_tolerance)
4362 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
4365 if (!to_match->clock)
4368 if (to_match->picture_aspect_ratio)
4369 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
4371 for (vic = 1; vic < ARRAY_SIZE(edid_4k_modes); vic++) {
4372 const struct drm_display_mode *hdmi_mode = &edid_4k_modes[vic];
4373 unsigned int clock1, clock2;
4375 /* Make sure to also match alternate clocks */
4376 clock1 = hdmi_mode->clock;
4377 clock2 = hdmi_mode_alternate_clock(hdmi_mode);
4379 if (abs(to_match->clock - clock1) > clock_tolerance &&
4380 abs(to_match->clock - clock2) > clock_tolerance)
4383 if (drm_mode_match(to_match, hdmi_mode, match_flags))
4391 * drm_match_hdmi_mode - look for a HDMI mode matching given mode
4392 * @to_match: display mode
4394 * An HDMI mode is one defined in the HDMI vendor specific block.
4396 * Returns the HDMI Video ID (VIC) of the mode or 0 if it isn't one.
4398 static u8 drm_match_hdmi_mode(const struct drm_display_mode *to_match)
4400 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
4403 if (!to_match->clock)
4406 if (to_match->picture_aspect_ratio)
4407 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
4409 for (vic = 1; vic < ARRAY_SIZE(edid_4k_modes); vic++) {
4410 const struct drm_display_mode *hdmi_mode = &edid_4k_modes[vic];
4411 unsigned int clock1, clock2;
4413 /* Make sure to also match alternate clocks */
4414 clock1 = hdmi_mode->clock;
4415 clock2 = hdmi_mode_alternate_clock(hdmi_mode);
4417 if ((KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock1) ||
4418 KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock2)) &&
4419 drm_mode_match(to_match, hdmi_mode, match_flags))
4425 static bool drm_valid_hdmi_vic(u8 vic)
4427 return vic > 0 && vic < ARRAY_SIZE(edid_4k_modes);
4430 static int add_alternate_cea_modes(struct drm_connector *connector,
4431 const struct drm_edid *drm_edid)
4433 struct drm_device *dev = connector->dev;
4434 struct drm_display_mode *mode, *tmp;
4438 /* Don't add CTA modes if the CTA extension block is missing */
4439 if (!drm_edid_has_cta_extension(drm_edid))
4443 * Go through all probed modes and create a new mode
4444 * with the alternate clock for certain CEA modes.
4446 list_for_each_entry(mode, &connector->probed_modes, head) {
4447 const struct drm_display_mode *cea_mode = NULL;
4448 struct drm_display_mode *newmode;
4449 u8 vic = drm_match_cea_mode(mode);
4450 unsigned int clock1, clock2;
4452 if (drm_valid_cea_vic(vic)) {
4453 cea_mode = cea_mode_for_vic(vic);
4454 clock2 = cea_mode_alternate_clock(cea_mode);
4456 vic = drm_match_hdmi_mode(mode);
4457 if (drm_valid_hdmi_vic(vic)) {
4458 cea_mode = &edid_4k_modes[vic];
4459 clock2 = hdmi_mode_alternate_clock(cea_mode);
4466 clock1 = cea_mode->clock;
4468 if (clock1 == clock2)
4471 if (mode->clock != clock1 && mode->clock != clock2)
4474 newmode = drm_mode_duplicate(dev, cea_mode);
4478 /* Carry over the stereo flags */
4479 newmode->flags |= mode->flags & DRM_MODE_FLAG_3D_MASK;
4482 * The current mode could be either variant. Make
4483 * sure to pick the "other" clock for the new mode.
4485 if (mode->clock != clock1)
4486 newmode->clock = clock1;
4488 newmode->clock = clock2;
4490 list_add_tail(&newmode->head, &list);
4493 list_for_each_entry_safe(mode, tmp, &list, head) {
4494 list_del(&mode->head);
4495 drm_mode_probed_add(connector, mode);
4502 static u8 svd_to_vic(u8 svd)
4504 /* 0-6 bit vic, 7th bit native mode indicator */
4505 if ((svd >= 1 && svd <= 64) || (svd >= 129 && svd <= 192))
4512 * Return a display mode for the 0-based vic_index'th VIC across all CTA VDBs in
4513 * the EDID, or NULL on errors.
4515 static struct drm_display_mode *
4516 drm_display_mode_from_vic_index(struct drm_connector *connector, int vic_index)
4518 const struct drm_display_info *info = &connector->display_info;
4519 struct drm_device *dev = connector->dev;
4521 if (!info->vics || vic_index >= info->vics_len || !info->vics[vic_index])
4524 return drm_display_mode_from_cea_vic(dev, info->vics[vic_index]);
4528 * do_y420vdb_modes - Parse YCBCR 420 only modes
4529 * @connector: connector corresponding to the HDMI sink
4530 * @svds: start of the data block of CEA YCBCR 420 VDB
4531 * @len: length of the CEA YCBCR 420 VDB
4533 * Parse the CEA-861-F YCBCR 420 Video Data Block (Y420VDB)
4534 * which contains modes which can be supported in YCBCR 420
4535 * output format only.
4537 static int do_y420vdb_modes(struct drm_connector *connector,
4538 const u8 *svds, u8 svds_len)
4540 struct drm_device *dev = connector->dev;
4543 for (i = 0; i < svds_len; i++) {
4544 u8 vic = svd_to_vic(svds[i]);
4545 struct drm_display_mode *newmode;
4547 if (!drm_valid_cea_vic(vic))
4550 newmode = drm_mode_duplicate(dev, cea_mode_for_vic(vic));
4553 drm_mode_probed_add(connector, newmode);
4561 * drm_display_mode_from_cea_vic() - return a mode for CEA VIC
4563 * @video_code: CEA VIC of the mode
4565 * Creates a new mode matching the specified CEA VIC.
4567 * Returns: A new drm_display_mode on success or NULL on failure
4569 struct drm_display_mode *
4570 drm_display_mode_from_cea_vic(struct drm_device *dev,
4573 const struct drm_display_mode *cea_mode;
4574 struct drm_display_mode *newmode;
4576 cea_mode = cea_mode_for_vic(video_code);
4580 newmode = drm_mode_duplicate(dev, cea_mode);
4586 EXPORT_SYMBOL(drm_display_mode_from_cea_vic);
4588 /* Add modes based on VICs parsed in parse_cta_vdb() */
4589 static int add_cta_vdb_modes(struct drm_connector *connector)
4591 const struct drm_display_info *info = &connector->display_info;
4597 for (i = 0; i < info->vics_len; i++) {
4598 struct drm_display_mode *mode;
4600 mode = drm_display_mode_from_vic_index(connector, i);
4602 drm_mode_probed_add(connector, mode);
4610 struct stereo_mandatory_mode {
4611 int width, height, vrefresh;
4615 static const struct stereo_mandatory_mode stereo_mandatory_modes[] = {
4616 { 1920, 1080, 24, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
4617 { 1920, 1080, 24, DRM_MODE_FLAG_3D_FRAME_PACKING },
4619 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF },
4621 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF },
4622 { 1280, 720, 50, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
4623 { 1280, 720, 50, DRM_MODE_FLAG_3D_FRAME_PACKING },
4624 { 1280, 720, 60, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
4625 { 1280, 720, 60, DRM_MODE_FLAG_3D_FRAME_PACKING }
4629 stereo_match_mandatory(const struct drm_display_mode *mode,
4630 const struct stereo_mandatory_mode *stereo_mode)
4632 unsigned int interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE;
4634 return mode->hdisplay == stereo_mode->width &&
4635 mode->vdisplay == stereo_mode->height &&
4636 interlaced == (stereo_mode->flags & DRM_MODE_FLAG_INTERLACE) &&
4637 drm_mode_vrefresh(mode) == stereo_mode->vrefresh;
4640 static int add_hdmi_mandatory_stereo_modes(struct drm_connector *connector)
4642 struct drm_device *dev = connector->dev;
4643 const struct drm_display_mode *mode;
4644 struct list_head stereo_modes;
4647 INIT_LIST_HEAD(&stereo_modes);
4649 list_for_each_entry(mode, &connector->probed_modes, head) {
4650 for (i = 0; i < ARRAY_SIZE(stereo_mandatory_modes); i++) {
4651 const struct stereo_mandatory_mode *mandatory;
4652 struct drm_display_mode *new_mode;
4654 if (!stereo_match_mandatory(mode,
4655 &stereo_mandatory_modes[i]))
4658 mandatory = &stereo_mandatory_modes[i];
4659 new_mode = drm_mode_duplicate(dev, mode);
4663 new_mode->flags |= mandatory->flags;
4664 list_add_tail(&new_mode->head, &stereo_modes);
4669 list_splice_tail(&stereo_modes, &connector->probed_modes);
4674 static int add_hdmi_mode(struct drm_connector *connector, u8 vic)
4676 struct drm_device *dev = connector->dev;
4677 struct drm_display_mode *newmode;
4679 if (!drm_valid_hdmi_vic(vic)) {
4680 drm_err(connector->dev, "[CONNECTOR:%d:%s] Unknown HDMI VIC: %d\n",
4681 connector->base.id, connector->name, vic);
4685 newmode = drm_mode_duplicate(dev, &edid_4k_modes[vic]);
4689 drm_mode_probed_add(connector, newmode);
4694 static int add_3d_struct_modes(struct drm_connector *connector, u16 structure,
4697 struct drm_display_mode *newmode;
4700 if (structure & (1 << 0)) {
4701 newmode = drm_display_mode_from_vic_index(connector, vic_index);
4703 newmode->flags |= DRM_MODE_FLAG_3D_FRAME_PACKING;
4704 drm_mode_probed_add(connector, newmode);
4708 if (structure & (1 << 6)) {
4709 newmode = drm_display_mode_from_vic_index(connector, vic_index);
4711 newmode->flags |= DRM_MODE_FLAG_3D_TOP_AND_BOTTOM;
4712 drm_mode_probed_add(connector, newmode);
4716 if (structure & (1 << 8)) {
4717 newmode = drm_display_mode_from_vic_index(connector, vic_index);
4719 newmode->flags |= DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF;
4720 drm_mode_probed_add(connector, newmode);
4728 static bool hdmi_vsdb_latency_present(const u8 *db)
4730 return db[8] & BIT(7);
4733 static bool hdmi_vsdb_i_latency_present(const u8 *db)
4735 return hdmi_vsdb_latency_present(db) && db[8] & BIT(6);
4738 static int hdmi_vsdb_latency_length(const u8 *db)
4740 if (hdmi_vsdb_i_latency_present(db))
4742 else if (hdmi_vsdb_latency_present(db))
4749 * do_hdmi_vsdb_modes - Parse the HDMI Vendor Specific data block
4750 * @connector: connector corresponding to the HDMI sink
4751 * @db: start of the CEA vendor specific block
4752 * @len: length of the CEA block payload, ie. one can access up to db[len]
4754 * Parses the HDMI VSDB looking for modes to add to @connector. This function
4755 * also adds the stereo 3d modes when applicable.
4758 do_hdmi_vsdb_modes(struct drm_connector *connector, const u8 *db, u8 len)
4760 int modes = 0, offset = 0, i, multi_present = 0, multi_len;
4761 u8 vic_len, hdmi_3d_len = 0;
4768 /* no HDMI_Video_Present */
4769 if (!(db[8] & (1 << 5)))
4772 offset += hdmi_vsdb_latency_length(db);
4774 /* the declared length is not long enough for the 2 first bytes
4775 * of additional video format capabilities */
4776 if (len < (8 + offset + 2))
4781 if (db[8 + offset] & (1 << 7)) {
4782 modes += add_hdmi_mandatory_stereo_modes(connector);
4784 /* 3D_Multi_present */
4785 multi_present = (db[8 + offset] & 0x60) >> 5;
4789 vic_len = db[8 + offset] >> 5;
4790 hdmi_3d_len = db[8 + offset] & 0x1f;
4792 for (i = 0; i < vic_len && len >= (9 + offset + i); i++) {
4795 vic = db[9 + offset + i];
4796 modes += add_hdmi_mode(connector, vic);
4798 offset += 1 + vic_len;
4800 if (multi_present == 1)
4802 else if (multi_present == 2)
4807 if (len < (8 + offset + hdmi_3d_len - 1))
4810 if (hdmi_3d_len < multi_len)
4813 if (multi_present == 1 || multi_present == 2) {
4814 /* 3D_Structure_ALL */
4815 structure_all = (db[8 + offset] << 8) | db[9 + offset];
4817 /* check if 3D_MASK is present */
4818 if (multi_present == 2)
4819 mask = (db[10 + offset] << 8) | db[11 + offset];
4823 for (i = 0; i < 16; i++) {
4824 if (mask & (1 << i))
4825 modes += add_3d_struct_modes(connector,
4830 offset += multi_len;
4832 for (i = 0; i < (hdmi_3d_len - multi_len); i++) {
4834 struct drm_display_mode *newmode = NULL;
4835 unsigned int newflag = 0;
4836 bool detail_present;
4838 detail_present = ((db[8 + offset + i] & 0x0f) > 7);
4840 if (detail_present && (i + 1 == hdmi_3d_len - multi_len))
4843 /* 2D_VIC_order_X */
4844 vic_index = db[8 + offset + i] >> 4;
4846 /* 3D_Structure_X */
4847 switch (db[8 + offset + i] & 0x0f) {
4849 newflag = DRM_MODE_FLAG_3D_FRAME_PACKING;
4852 newflag = DRM_MODE_FLAG_3D_TOP_AND_BOTTOM;
4856 if ((db[9 + offset + i] >> 4) == 1)
4857 newflag = DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF;
4862 newmode = drm_display_mode_from_vic_index(connector,
4866 newmode->flags |= newflag;
4867 drm_mode_probed_add(connector, newmode);
4881 cea_revision(const u8 *cea)
4884 * FIXME is this correct for the DispID variant?
4885 * The DispID spec doesn't really specify whether
4886 * this is the revision of the CEA extension or
4887 * the DispID CEA data block. And the only value
4888 * given as an example is 0.
4894 * CTA Data Block iterator.
4896 * Iterate through all CTA Data Blocks in both EDID CTA Extensions and DisplayID
4899 * struct cea_db *db:
4900 * struct cea_db_iter iter;
4902 * cea_db_iter_edid_begin(edid, &iter);
4903 * cea_db_iter_for_each(db, &iter) {
4904 * // do stuff with db
4906 * cea_db_iter_end(&iter);
4908 struct cea_db_iter {
4909 struct drm_edid_iter edid_iter;
4910 struct displayid_iter displayid_iter;
4912 /* Current Data Block Collection. */
4913 const u8 *collection;
4915 /* Current Data Block index in current collection. */
4918 /* End index in current collection. */
4922 /* CTA-861-H section 7.4 CTA Data BLock Collection */
4928 static int cea_db_tag(const struct cea_db *db)
4930 return db->tag_length >> 5;
4933 static int cea_db_payload_len(const void *_db)
4935 /* FIXME: Transition to passing struct cea_db * everywhere. */
4936 const struct cea_db *db = _db;
4938 return db->tag_length & 0x1f;
4941 static const void *cea_db_data(const struct cea_db *db)
4946 static bool cea_db_is_extended_tag(const struct cea_db *db, int tag)
4948 return cea_db_tag(db) == CTA_DB_EXTENDED_TAG &&
4949 cea_db_payload_len(db) >= 1 &&
4953 static bool cea_db_is_vendor(const struct cea_db *db, int vendor_oui)
4955 const u8 *data = cea_db_data(db);
4957 return cea_db_tag(db) == CTA_DB_VENDOR &&
4958 cea_db_payload_len(db) >= 3 &&
4959 oui(data[2], data[1], data[0]) == vendor_oui;
4962 static void cea_db_iter_edid_begin(const struct drm_edid *drm_edid,
4963 struct cea_db_iter *iter)
4965 memset(iter, 0, sizeof(*iter));
4967 drm_edid_iter_begin(drm_edid, &iter->edid_iter);
4968 displayid_iter_edid_begin(drm_edid, &iter->displayid_iter);
4971 static const struct cea_db *
4972 __cea_db_iter_current_block(const struct cea_db_iter *iter)
4974 const struct cea_db *db;
4976 if (!iter->collection)
4979 db = (const struct cea_db *)&iter->collection[iter->index];
4981 if (iter->index + sizeof(*db) <= iter->end &&
4982 iter->index + sizeof(*db) + cea_db_payload_len(db) <= iter->end)
4990 * - CTA-861-H section 7.3.3 CTA Extension Version 3
4992 static int cea_db_collection_size(const u8 *cta)
4996 if (d < 4 || d > 127)
5004 * - VESA E-EDID v1.4
5005 * - CTA-861-H section 7.3.3 CTA Extension Version 3
5007 static const void *__cea_db_iter_edid_next(struct cea_db_iter *iter)
5011 drm_edid_iter_for_each(ext, &iter->edid_iter) {
5014 /* Only support CTA Extension revision 3+ */
5015 if (ext[0] != CEA_EXT || cea_revision(ext) < 3)
5018 size = cea_db_collection_size(ext);
5023 iter->end = iter->index + size;
5033 * - DisplayID v1.3 Appendix C: CEA Data Block within a DisplayID Data Block
5034 * - DisplayID v2.0 section 4.10 CTA DisplayID Data Block
5036 * Note that the above do not specify any connection between DisplayID Data
5037 * Block revision and CTA Extension versions.
5039 static const void *__cea_db_iter_displayid_next(struct cea_db_iter *iter)
5041 const struct displayid_block *block;
5043 displayid_iter_for_each(block, &iter->displayid_iter) {
5044 if (block->tag != DATA_BLOCK_CTA)
5048 * The displayid iterator has already verified the block bounds
5049 * in displayid_iter_block().
5051 iter->index = sizeof(*block);
5052 iter->end = iter->index + block->num_bytes;
5060 static const struct cea_db *__cea_db_iter_next(struct cea_db_iter *iter)
5062 const struct cea_db *db;
5064 if (iter->collection) {
5065 /* Current collection should always be valid. */
5066 db = __cea_db_iter_current_block(iter);
5068 iter->collection = NULL;
5072 /* Next block in CTA Data Block Collection */
5073 iter->index += sizeof(*db) + cea_db_payload_len(db);
5075 db = __cea_db_iter_current_block(iter);
5082 * Find the next CTA Data Block Collection. First iterate all
5083 * the EDID CTA Extensions, then all the DisplayID CTA blocks.
5085 * Per DisplayID v1.3 Appendix B: DisplayID as an EDID
5086 * Extension, it's recommended that DisplayID extensions are
5087 * exposed after all of the CTA Extensions.
5089 iter->collection = __cea_db_iter_edid_next(iter);
5090 if (!iter->collection)
5091 iter->collection = __cea_db_iter_displayid_next(iter);
5093 if (!iter->collection)
5096 db = __cea_db_iter_current_block(iter);
5102 #define cea_db_iter_for_each(__db, __iter) \
5103 while (((__db) = __cea_db_iter_next(__iter)))
5105 static void cea_db_iter_end(struct cea_db_iter *iter)
5107 displayid_iter_end(&iter->displayid_iter);
5108 drm_edid_iter_end(&iter->edid_iter);
5110 memset(iter, 0, sizeof(*iter));
5113 static bool cea_db_is_hdmi_vsdb(const struct cea_db *db)
5115 return cea_db_is_vendor(db, HDMI_IEEE_OUI) &&
5116 cea_db_payload_len(db) >= 5;
5119 static bool cea_db_is_hdmi_forum_vsdb(const struct cea_db *db)
5121 return cea_db_is_vendor(db, HDMI_FORUM_IEEE_OUI) &&
5122 cea_db_payload_len(db) >= 7;
5125 static bool cea_db_is_hdmi_forum_eeodb(const void *db)
5127 return cea_db_is_extended_tag(db, CTA_EXT_DB_HF_EEODB) &&
5128 cea_db_payload_len(db) >= 2;
5131 static bool cea_db_is_microsoft_vsdb(const struct cea_db *db)
5133 return cea_db_is_vendor(db, MICROSOFT_IEEE_OUI) &&
5134 cea_db_payload_len(db) == 21;
5137 static bool cea_db_is_vcdb(const struct cea_db *db)
5139 return cea_db_is_extended_tag(db, CTA_EXT_DB_VIDEO_CAP) &&
5140 cea_db_payload_len(db) == 2;
5143 static bool cea_db_is_hdmi_forum_scdb(const struct cea_db *db)
5145 return cea_db_is_extended_tag(db, CTA_EXT_DB_HF_SCDB) &&
5146 cea_db_payload_len(db) >= 7;
5149 static bool cea_db_is_y420cmdb(const struct cea_db *db)
5151 return cea_db_is_extended_tag(db, CTA_EXT_DB_420_VIDEO_CAP_MAP);
5154 static bool cea_db_is_y420vdb(const struct cea_db *db)
5156 return cea_db_is_extended_tag(db, CTA_EXT_DB_420_VIDEO_DATA);
5159 static bool cea_db_is_hdmi_hdr_metadata_block(const struct cea_db *db)
5161 return cea_db_is_extended_tag(db, CTA_EXT_DB_HDR_STATIC_METADATA) &&
5162 cea_db_payload_len(db) >= 3;
5166 * Get the HF-EEODB override extension block count from EDID.
5168 * The passed in EDID may be partially read, as long as it has at least two
5169 * blocks (base block and one extension block) if EDID extension count is > 0.
5171 * Note that this is *not* how you should parse CTA Data Blocks in general; this
5172 * is only to handle partially read EDIDs. Normally, use the CTA Data Block
5173 * iterators instead.
5176 * - HDMI 2.1 section 10.3.6 HDMI Forum EDID Extension Override Data Block
5178 static int edid_hfeeodb_extension_block_count(const struct edid *edid)
5182 /* No extensions according to base block, no HF-EEODB. */
5183 if (!edid_extension_block_count(edid))
5186 /* HF-EEODB is always in the first EDID extension block only */
5187 cta = edid_extension_block_data(edid, 0);
5188 if (edid_block_tag(cta) != CEA_EXT || cea_revision(cta) < 3)
5191 /* Need to have the data block collection, and at least 3 bytes. */
5192 if (cea_db_collection_size(cta) < 3)
5196 * Sinks that include the HF-EEODB in their E-EDID shall include one and
5197 * only one instance of the HF-EEODB in the E-EDID, occupying bytes 4
5198 * through 6 of Block 1 of the E-EDID.
5200 if (!cea_db_is_hdmi_forum_eeodb(&cta[4]))
5207 * CTA-861 YCbCr 4:2:0 Capability Map Data Block (CTA Y420CMDB)
5209 * Y420CMDB contains a bitmap which gives the index of CTA modes from CTA VDB,
5210 * which can support YCBCR 420 sampling output also (apart from RGB/YCBCR444
5211 * etc). For example, if the bit 0 in bitmap is set, first mode in VDB can
5212 * support YCBCR420 output too.
5214 static void parse_cta_y420cmdb(struct drm_connector *connector,
5215 const struct cea_db *db, u64 *y420cmdb_map)
5217 struct drm_display_info *info = &connector->display_info;
5218 int i, map_len = cea_db_payload_len(db) - 1;
5219 const u8 *data = cea_db_data(db) + 1;
5223 /* All CEA modes support ycbcr420 sampling also.*/
5229 * This map indicates which of the existing CEA block modes
5230 * from VDB can support YCBCR420 output too. So if bit=0 is
5231 * set, first mode from VDB can support YCBCR420 output too.
5232 * We will parse and keep this map, before parsing VDB itself
5233 * to avoid going through the same block again and again.
5235 * Spec is not clear about max possible size of this block.
5236 * Clamping max bitmap block size at 8 bytes. Every byte can
5237 * address 8 CEA modes, in this way this map can address
5238 * 8*8 = first 64 SVDs.
5240 if (WARN_ON_ONCE(map_len > 8))
5243 for (i = 0; i < map_len; i++)
5244 map |= (u64)data[i] << (8 * i);
5248 info->color_formats |= DRM_COLOR_FORMAT_YCBCR420;
5250 *y420cmdb_map = map;
5253 static int add_cea_modes(struct drm_connector *connector,
5254 const struct drm_edid *drm_edid)
5256 const struct cea_db *db;
5257 struct cea_db_iter iter;
5260 /* CTA VDB block VICs parsed earlier */
5261 modes = add_cta_vdb_modes(connector);
5263 cea_db_iter_edid_begin(drm_edid, &iter);
5264 cea_db_iter_for_each(db, &iter) {
5265 if (cea_db_is_hdmi_vsdb(db)) {
5266 modes += do_hdmi_vsdb_modes(connector, (const u8 *)db,
5267 cea_db_payload_len(db));
5268 } else if (cea_db_is_y420vdb(db)) {
5269 const u8 *vdb420 = cea_db_data(db) + 1;
5271 /* Add 4:2:0(only) modes present in EDID */
5272 modes += do_y420vdb_modes(connector, vdb420,
5273 cea_db_payload_len(db) - 1);
5276 cea_db_iter_end(&iter);
5281 static void fixup_detailed_cea_mode_clock(struct drm_connector *connector,
5282 struct drm_display_mode *mode)
5284 const struct drm_display_mode *cea_mode;
5285 int clock1, clock2, clock;
5290 * allow 5kHz clock difference either way to account for
5291 * the 10kHz clock resolution limit of detailed timings.
5293 vic = drm_match_cea_mode_clock_tolerance(mode, 5);
5294 if (drm_valid_cea_vic(vic)) {
5296 cea_mode = cea_mode_for_vic(vic);
5297 clock1 = cea_mode->clock;
5298 clock2 = cea_mode_alternate_clock(cea_mode);
5300 vic = drm_match_hdmi_mode_clock_tolerance(mode, 5);
5301 if (drm_valid_hdmi_vic(vic)) {
5303 cea_mode = &edid_4k_modes[vic];
5304 clock1 = cea_mode->clock;
5305 clock2 = hdmi_mode_alternate_clock(cea_mode);
5311 /* pick whichever is closest */
5312 if (abs(mode->clock - clock1) < abs(mode->clock - clock2))
5317 if (mode->clock == clock)
5320 drm_dbg_kms(connector->dev,
5321 "[CONNECTOR:%d:%s] detailed mode matches %s VIC %d, adjusting clock %d -> %d\n",
5322 connector->base.id, connector->name,
5323 type, vic, mode->clock, clock);
5324 mode->clock = clock;
5327 static void drm_calculate_luminance_range(struct drm_connector *connector)
5329 struct hdr_static_metadata *hdr_metadata = &connector->hdr_sink_metadata.hdmi_type1;
5330 struct drm_luminance_range_info *luminance_range =
5331 &connector->display_info.luminance_range;
5332 static const u8 pre_computed_values[] = {
5333 50, 51, 52, 53, 55, 56, 57, 58, 59, 61, 62, 63, 65, 66, 68, 69,
5334 71, 72, 74, 75, 77, 79, 81, 82, 84, 86, 88, 90, 92, 94, 96, 98
5336 u32 max_avg, min_cll, max, min, q, r;
5338 if (!(hdr_metadata->metadata_type & BIT(HDMI_STATIC_METADATA_TYPE1)))
5341 max_avg = hdr_metadata->max_fall;
5342 min_cll = hdr_metadata->min_cll;
5345 * From the specification (CTA-861-G), for calculating the maximum
5346 * luminance we need to use:
5347 * Luminance = 50*2**(CV/32)
5348 * Where CV is a one-byte value.
5349 * For calculating this expression we may need float point precision;
5350 * to avoid this complexity level, we take advantage that CV is divided
5351 * by a constant. From the Euclids division algorithm, we know that CV
5352 * can be written as: CV = 32*q + r. Next, we replace CV in the
5353 * Luminance expression and get 50*(2**q)*(2**(r/32)), hence we just
5354 * need to pre-compute the value of r/32. For pre-computing the values
5355 * We just used the following Ruby line:
5356 * (0...32).each {|cv| puts (50*2**(cv/32.0)).round}
5357 * The results of the above expressions can be verified at
5358 * pre_computed_values.
5362 max = (1 << q) * pre_computed_values[r];
5364 /* min luminance: maxLum * (CV/255)^2 / 100 */
5365 q = DIV_ROUND_CLOSEST(min_cll, 255);
5366 min = max * DIV_ROUND_CLOSEST((q * q), 100);
5368 luminance_range->min_luminance = min;
5369 luminance_range->max_luminance = max;
5372 static uint8_t eotf_supported(const u8 *edid_ext)
5374 return edid_ext[2] &
5375 (BIT(HDMI_EOTF_TRADITIONAL_GAMMA_SDR) |
5376 BIT(HDMI_EOTF_TRADITIONAL_GAMMA_HDR) |
5377 BIT(HDMI_EOTF_SMPTE_ST2084) |
5378 BIT(HDMI_EOTF_BT_2100_HLG));
5381 static uint8_t hdr_metadata_type(const u8 *edid_ext)
5383 return edid_ext[3] &
5384 BIT(HDMI_STATIC_METADATA_TYPE1);
5388 drm_parse_hdr_metadata_block(struct drm_connector *connector, const u8 *db)
5392 len = cea_db_payload_len(db);
5394 connector->hdr_sink_metadata.hdmi_type1.eotf =
5396 connector->hdr_sink_metadata.hdmi_type1.metadata_type =
5397 hdr_metadata_type(db);
5400 connector->hdr_sink_metadata.hdmi_type1.max_cll = db[4];
5402 connector->hdr_sink_metadata.hdmi_type1.max_fall = db[5];
5404 connector->hdr_sink_metadata.hdmi_type1.min_cll = db[6];
5406 /* Calculate only when all values are available */
5407 drm_calculate_luminance_range(connector);
5411 /* HDMI Vendor-Specific Data Block (HDMI VSDB, H14b-VSDB) */
5413 drm_parse_hdmi_vsdb_audio(struct drm_connector *connector, const u8 *db)
5415 u8 len = cea_db_payload_len(db);
5417 if (len >= 6 && (db[6] & (1 << 7)))
5418 connector->eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_SUPPORTS_AI;
5420 if (len >= 10 && hdmi_vsdb_latency_present(db)) {
5421 connector->latency_present[0] = true;
5422 connector->video_latency[0] = db[9];
5423 connector->audio_latency[0] = db[10];
5426 if (len >= 12 && hdmi_vsdb_i_latency_present(db)) {
5427 connector->latency_present[1] = true;
5428 connector->video_latency[1] = db[11];
5429 connector->audio_latency[1] = db[12];
5432 drm_dbg_kms(connector->dev,
5433 "[CONNECTOR:%d:%s] HDMI: latency present %d %d, video latency %d %d, audio latency %d %d\n",
5434 connector->base.id, connector->name,
5435 connector->latency_present[0], connector->latency_present[1],
5436 connector->video_latency[0], connector->video_latency[1],
5437 connector->audio_latency[0], connector->audio_latency[1]);
5441 monitor_name(const struct detailed_timing *timing, void *data)
5443 const char **res = data;
5445 if (!is_display_descriptor(timing, EDID_DETAIL_MONITOR_NAME))
5448 *res = timing->data.other_data.data.str.str;
5451 static int get_monitor_name(const struct drm_edid *drm_edid, char name[13])
5453 const char *edid_name = NULL;
5456 if (!drm_edid || !name)
5459 drm_for_each_detailed_block(drm_edid, monitor_name, &edid_name);
5460 for (mnl = 0; edid_name && mnl < 13; mnl++) {
5461 if (edid_name[mnl] == 0x0a)
5464 name[mnl] = edid_name[mnl];
5471 * drm_edid_get_monitor_name - fetch the monitor name from the edid
5472 * @edid: monitor EDID information
5473 * @name: pointer to a character array to hold the name of the monitor
5474 * @bufsize: The size of the name buffer (should be at least 14 chars.)
5477 void drm_edid_get_monitor_name(const struct edid *edid, char *name, int bufsize)
5479 int name_length = 0;
5486 struct drm_edid drm_edid = {
5488 .size = edid_size(edid),
5491 name_length = min(get_monitor_name(&drm_edid, buf), bufsize - 1);
5492 memcpy(name, buf, name_length);
5495 name[name_length] = '\0';
5497 EXPORT_SYMBOL(drm_edid_get_monitor_name);
5499 static void clear_eld(struct drm_connector *connector)
5501 memset(connector->eld, 0, sizeof(connector->eld));
5503 connector->latency_present[0] = false;
5504 connector->latency_present[1] = false;
5505 connector->video_latency[0] = 0;
5506 connector->audio_latency[0] = 0;
5507 connector->video_latency[1] = 0;
5508 connector->audio_latency[1] = 0;
5512 * drm_edid_to_eld - build ELD from EDID
5513 * @connector: connector corresponding to the HDMI/DP sink
5514 * @drm_edid: EDID to parse
5516 * Fill the ELD (EDID-Like Data) buffer for passing to the audio driver. The
5517 * HDCP and Port_ID ELD fields are left for the graphics driver to fill in.
5519 static void drm_edid_to_eld(struct drm_connector *connector,
5520 const struct drm_edid *drm_edid)
5522 const struct drm_display_info *info = &connector->display_info;
5523 const struct cea_db *db;
5524 struct cea_db_iter iter;
5525 uint8_t *eld = connector->eld;
5526 int total_sad_count = 0;
5532 mnl = get_monitor_name(drm_edid, &eld[DRM_ELD_MONITOR_NAME_STRING]);
5533 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] ELD monitor %s\n",
5534 connector->base.id, connector->name,
5535 &eld[DRM_ELD_MONITOR_NAME_STRING]);
5537 eld[DRM_ELD_CEA_EDID_VER_MNL] = info->cea_rev << DRM_ELD_CEA_EDID_VER_SHIFT;
5538 eld[DRM_ELD_CEA_EDID_VER_MNL] |= mnl;
5540 eld[DRM_ELD_VER] = DRM_ELD_VER_CEA861D;
5542 eld[DRM_ELD_MANUFACTURER_NAME0] = drm_edid->edid->mfg_id[0];
5543 eld[DRM_ELD_MANUFACTURER_NAME1] = drm_edid->edid->mfg_id[1];
5544 eld[DRM_ELD_PRODUCT_CODE0] = drm_edid->edid->prod_code[0];
5545 eld[DRM_ELD_PRODUCT_CODE1] = drm_edid->edid->prod_code[1];
5547 cea_db_iter_edid_begin(drm_edid, &iter);
5548 cea_db_iter_for_each(db, &iter) {
5549 const u8 *data = cea_db_data(db);
5550 int len = cea_db_payload_len(db);
5553 switch (cea_db_tag(db)) {
5555 /* Audio Data Block, contains SADs */
5556 sad_count = min(len / 3, 15 - total_sad_count);
5558 memcpy(&eld[DRM_ELD_CEA_SAD(mnl, total_sad_count)],
5559 data, sad_count * 3);
5560 total_sad_count += sad_count;
5562 case CTA_DB_SPEAKER:
5563 /* Speaker Allocation Data Block */
5565 eld[DRM_ELD_SPEAKER] = data[0];
5568 /* HDMI Vendor-Specific Data Block */
5569 if (cea_db_is_hdmi_vsdb(db))
5570 drm_parse_hdmi_vsdb_audio(connector, (const u8 *)db);
5576 cea_db_iter_end(&iter);
5578 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= total_sad_count << DRM_ELD_SAD_COUNT_SHIFT;
5580 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
5581 connector->connector_type == DRM_MODE_CONNECTOR_eDP)
5582 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_CONN_TYPE_DP;
5584 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_CONN_TYPE_HDMI;
5586 eld[DRM_ELD_BASELINE_ELD_LEN] =
5587 DIV_ROUND_UP(drm_eld_calc_baseline_block_size(eld), 4);
5589 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] ELD size %d, SAD count %d\n",
5590 connector->base.id, connector->name,
5591 drm_eld_size(eld), total_sad_count);
5594 static int _drm_edid_to_sad(const struct drm_edid *drm_edid,
5595 struct cea_sad **sads)
5597 const struct cea_db *db;
5598 struct cea_db_iter iter;
5601 cea_db_iter_edid_begin(drm_edid, &iter);
5602 cea_db_iter_for_each(db, &iter) {
5603 if (cea_db_tag(db) == CTA_DB_AUDIO) {
5606 count = cea_db_payload_len(db) / 3; /* SAD is 3B */
5607 *sads = kcalloc(count, sizeof(**sads), GFP_KERNEL);
5610 for (j = 0; j < count; j++) {
5611 const u8 *sad = &db->data[j * 3];
5613 (*sads)[j].format = (sad[0] & 0x78) >> 3;
5614 (*sads)[j].channels = sad[0] & 0x7;
5615 (*sads)[j].freq = sad[1] & 0x7F;
5616 (*sads)[j].byte2 = sad[2];
5621 cea_db_iter_end(&iter);
5623 DRM_DEBUG_KMS("Found %d Short Audio Descriptors\n", count);
5629 * drm_edid_to_sad - extracts SADs from EDID
5630 * @edid: EDID to parse
5631 * @sads: pointer that will be set to the extracted SADs
5633 * Looks for CEA EDID block and extracts SADs (Short Audio Descriptors) from it.
5635 * Note: The returned pointer needs to be freed using kfree().
5637 * Return: The number of found SADs or negative number on error.
5639 int drm_edid_to_sad(const struct edid *edid, struct cea_sad **sads)
5641 struct drm_edid drm_edid;
5643 return _drm_edid_to_sad(drm_edid_legacy_init(&drm_edid, edid), sads);
5645 EXPORT_SYMBOL(drm_edid_to_sad);
5647 static int _drm_edid_to_speaker_allocation(const struct drm_edid *drm_edid,
5650 const struct cea_db *db;
5651 struct cea_db_iter iter;
5654 cea_db_iter_edid_begin(drm_edid, &iter);
5655 cea_db_iter_for_each(db, &iter) {
5656 if (cea_db_tag(db) == CTA_DB_SPEAKER &&
5657 cea_db_payload_len(db) == 3) {
5658 *sadb = kmemdup(db->data, cea_db_payload_len(db),
5662 count = cea_db_payload_len(db);
5666 cea_db_iter_end(&iter);
5668 DRM_DEBUG_KMS("Found %d Speaker Allocation Data Blocks\n", count);
5674 * drm_edid_to_speaker_allocation - extracts Speaker Allocation Data Blocks from EDID
5675 * @edid: EDID to parse
5676 * @sadb: pointer to the speaker block
5678 * Looks for CEA EDID block and extracts the Speaker Allocation Data Block from it.
5680 * Note: The returned pointer needs to be freed using kfree().
5682 * Return: The number of found Speaker Allocation Blocks or negative number on
5685 int drm_edid_to_speaker_allocation(const struct edid *edid, u8 **sadb)
5687 struct drm_edid drm_edid;
5689 return _drm_edid_to_speaker_allocation(drm_edid_legacy_init(&drm_edid, edid),
5692 EXPORT_SYMBOL(drm_edid_to_speaker_allocation);
5695 * drm_av_sync_delay - compute the HDMI/DP sink audio-video sync delay
5696 * @connector: connector associated with the HDMI/DP sink
5697 * @mode: the display mode
5699 * Return: The HDMI/DP sink's audio-video sync delay in milliseconds or 0 if
5700 * the sink doesn't support audio or video.
5702 int drm_av_sync_delay(struct drm_connector *connector,
5703 const struct drm_display_mode *mode)
5705 int i = !!(mode->flags & DRM_MODE_FLAG_INTERLACE);
5708 if (!connector->latency_present[0])
5710 if (!connector->latency_present[1])
5713 a = connector->audio_latency[i];
5714 v = connector->video_latency[i];
5717 * HDMI/DP sink doesn't support audio or video?
5719 if (a == 255 || v == 255)
5723 * Convert raw EDID values to millisecond.
5724 * Treat unknown latency as 0ms.
5727 a = min(2 * (a - 1), 500);
5729 v = min(2 * (v - 1), 500);
5731 return max(v - a, 0);
5733 EXPORT_SYMBOL(drm_av_sync_delay);
5735 static bool _drm_detect_hdmi_monitor(const struct drm_edid *drm_edid)
5737 const struct cea_db *db;
5738 struct cea_db_iter iter;
5742 * Because HDMI identifier is in Vendor Specific Block,
5743 * search it from all data blocks of CEA extension.
5745 cea_db_iter_edid_begin(drm_edid, &iter);
5746 cea_db_iter_for_each(db, &iter) {
5747 if (cea_db_is_hdmi_vsdb(db)) {
5752 cea_db_iter_end(&iter);
5758 * drm_detect_hdmi_monitor - detect whether monitor is HDMI
5759 * @edid: monitor EDID information
5761 * Parse the CEA extension according to CEA-861-B.
5763 * Drivers that have added the modes parsed from EDID to drm_display_info
5764 * should use &drm_display_info.is_hdmi instead of calling this function.
5766 * Return: True if the monitor is HDMI, false if not or unknown.
5768 bool drm_detect_hdmi_monitor(const struct edid *edid)
5770 struct drm_edid drm_edid;
5772 return _drm_detect_hdmi_monitor(drm_edid_legacy_init(&drm_edid, edid));
5774 EXPORT_SYMBOL(drm_detect_hdmi_monitor);
5776 static bool _drm_detect_monitor_audio(const struct drm_edid *drm_edid)
5778 struct drm_edid_iter edid_iter;
5779 const struct cea_db *db;
5780 struct cea_db_iter iter;
5782 bool has_audio = false;
5784 drm_edid_iter_begin(drm_edid, &edid_iter);
5785 drm_edid_iter_for_each(edid_ext, &edid_iter) {
5786 if (edid_ext[0] == CEA_EXT) {
5787 has_audio = edid_ext[3] & EDID_BASIC_AUDIO;
5792 drm_edid_iter_end(&edid_iter);
5795 DRM_DEBUG_KMS("Monitor has basic audio support\n");
5799 cea_db_iter_edid_begin(drm_edid, &iter);
5800 cea_db_iter_for_each(db, &iter) {
5801 if (cea_db_tag(db) == CTA_DB_AUDIO) {
5802 const u8 *data = cea_db_data(db);
5805 for (i = 0; i < cea_db_payload_len(db); i += 3)
5806 DRM_DEBUG_KMS("CEA audio format %d\n",
5807 (data[i] >> 3) & 0xf);
5812 cea_db_iter_end(&iter);
5819 * drm_detect_monitor_audio - check monitor audio capability
5820 * @edid: EDID block to scan
5822 * Monitor should have CEA extension block.
5823 * If monitor has 'basic audio', but no CEA audio blocks, it's 'basic
5824 * audio' only. If there is any audio extension block and supported
5825 * audio format, assume at least 'basic audio' support, even if 'basic
5826 * audio' is not defined in EDID.
5828 * Return: True if the monitor supports audio, false otherwise.
5830 bool drm_detect_monitor_audio(const struct edid *edid)
5832 struct drm_edid drm_edid;
5834 return _drm_detect_monitor_audio(drm_edid_legacy_init(&drm_edid, edid));
5836 EXPORT_SYMBOL(drm_detect_monitor_audio);
5840 * drm_default_rgb_quant_range - default RGB quantization range
5841 * @mode: display mode
5843 * Determine the default RGB quantization range for the mode,
5844 * as specified in CEA-861.
5846 * Return: The default RGB quantization range for the mode
5848 enum hdmi_quantization_range
5849 drm_default_rgb_quant_range(const struct drm_display_mode *mode)
5851 /* All CEA modes other than VIC 1 use limited quantization range. */
5852 return drm_match_cea_mode(mode) > 1 ?
5853 HDMI_QUANTIZATION_RANGE_LIMITED :
5854 HDMI_QUANTIZATION_RANGE_FULL;
5856 EXPORT_SYMBOL(drm_default_rgb_quant_range);
5858 /* CTA-861 Video Data Block (CTA VDB) */
5859 static void parse_cta_vdb(struct drm_connector *connector, const struct cea_db *db)
5861 struct drm_display_info *info = &connector->display_info;
5862 int i, vic_index, len = cea_db_payload_len(db);
5863 const u8 *svds = cea_db_data(db);
5869 /* Gracefully handle multiple VDBs, however unlikely that is */
5870 vics = krealloc(info->vics, info->vics_len + len, GFP_KERNEL);
5874 vic_index = info->vics_len;
5875 info->vics_len += len;
5878 for (i = 0; i < len; i++) {
5879 u8 vic = svd_to_vic(svds[i]);
5881 if (!drm_valid_cea_vic(vic))
5884 info->vics[vic_index++] = vic;
5889 * Update y420_cmdb_modes based on previously parsed CTA VDB and Y420CMDB.
5891 * Translate the y420cmdb_map based on VIC indexes to y420_cmdb_modes indexed
5892 * using the VICs themselves.
5894 static void update_cta_y420cmdb(struct drm_connector *connector, u64 y420cmdb_map)
5896 struct drm_display_info *info = &connector->display_info;
5897 struct drm_hdmi_info *hdmi = &info->hdmi;
5898 int i, len = min_t(int, info->vics_len, BITS_PER_TYPE(y420cmdb_map));
5900 for (i = 0; i < len; i++) {
5901 u8 vic = info->vics[i];
5903 if (vic && y420cmdb_map & BIT_ULL(i))
5904 bitmap_set(hdmi->y420_cmdb_modes, vic, 1);
5908 static bool cta_vdb_has_vic(const struct drm_connector *connector, u8 vic)
5910 const struct drm_display_info *info = &connector->display_info;
5913 if (!vic || !info->vics)
5916 for (i = 0; i < info->vics_len; i++) {
5917 if (info->vics[i] == vic)
5924 /* CTA-861-H YCbCr 4:2:0 Video Data Block (CTA Y420VDB) */
5925 static void parse_cta_y420vdb(struct drm_connector *connector,
5926 const struct cea_db *db)
5928 struct drm_display_info *info = &connector->display_info;
5929 struct drm_hdmi_info *hdmi = &info->hdmi;
5930 const u8 *svds = cea_db_data(db) + 1;
5933 for (i = 0; i < cea_db_payload_len(db) - 1; i++) {
5934 u8 vic = svd_to_vic(svds[i]);
5936 if (!drm_valid_cea_vic(vic))
5939 bitmap_set(hdmi->y420_vdb_modes, vic, 1);
5940 info->color_formats |= DRM_COLOR_FORMAT_YCBCR420;
5944 static void drm_parse_vcdb(struct drm_connector *connector, const u8 *db)
5946 struct drm_display_info *info = &connector->display_info;
5948 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] CEA VCDB 0x%02x\n",
5949 connector->base.id, connector->name, db[2]);
5951 if (db[2] & EDID_CEA_VCDB_QS)
5952 info->rgb_quant_range_selectable = true;
5956 void drm_get_max_frl_rate(int max_frl_rate, u8 *max_lanes, u8 *max_rate_per_lane)
5958 switch (max_frl_rate) {
5961 *max_rate_per_lane = 3;
5965 *max_rate_per_lane = 6;
5969 *max_rate_per_lane = 6;
5973 *max_rate_per_lane = 8;
5977 *max_rate_per_lane = 10;
5981 *max_rate_per_lane = 12;
5986 *max_rate_per_lane = 0;
5990 static void drm_parse_ycbcr420_deep_color_info(struct drm_connector *connector,
5994 struct drm_hdmi_info *hdmi = &connector->display_info.hdmi;
5996 dc_mask = db[7] & DRM_EDID_YCBCR420_DC_MASK;
5997 hdmi->y420_dc_modes = dc_mask;
6000 static void drm_parse_dsc_info(struct drm_hdmi_dsc_cap *hdmi_dsc,
6003 hdmi_dsc->v_1p2 = hf_scds[11] & DRM_EDID_DSC_1P2;
6005 if (!hdmi_dsc->v_1p2)
6008 hdmi_dsc->native_420 = hf_scds[11] & DRM_EDID_DSC_NATIVE_420;
6009 hdmi_dsc->all_bpp = hf_scds[11] & DRM_EDID_DSC_ALL_BPP;
6011 if (hf_scds[11] & DRM_EDID_DSC_16BPC)
6012 hdmi_dsc->bpc_supported = 16;
6013 else if (hf_scds[11] & DRM_EDID_DSC_12BPC)
6014 hdmi_dsc->bpc_supported = 12;
6015 else if (hf_scds[11] & DRM_EDID_DSC_10BPC)
6016 hdmi_dsc->bpc_supported = 10;
6018 /* Supports min 8 BPC if DSC 1.2 is supported*/
6019 hdmi_dsc->bpc_supported = 8;
6021 if (cea_db_payload_len(hf_scds) >= 12 && hf_scds[12]) {
6023 u8 dsc_max_frl_rate;
6025 dsc_max_frl_rate = (hf_scds[12] & DRM_EDID_DSC_MAX_FRL_RATE_MASK) >> 4;
6026 drm_get_max_frl_rate(dsc_max_frl_rate, &hdmi_dsc->max_lanes,
6027 &hdmi_dsc->max_frl_rate_per_lane);
6029 dsc_max_slices = hf_scds[12] & DRM_EDID_DSC_MAX_SLICES;
6031 switch (dsc_max_slices) {
6033 hdmi_dsc->max_slices = 1;
6034 hdmi_dsc->clk_per_slice = 340;
6037 hdmi_dsc->max_slices = 2;
6038 hdmi_dsc->clk_per_slice = 340;
6041 hdmi_dsc->max_slices = 4;
6042 hdmi_dsc->clk_per_slice = 340;
6045 hdmi_dsc->max_slices = 8;
6046 hdmi_dsc->clk_per_slice = 340;
6049 hdmi_dsc->max_slices = 8;
6050 hdmi_dsc->clk_per_slice = 400;
6053 hdmi_dsc->max_slices = 12;
6054 hdmi_dsc->clk_per_slice = 400;
6057 hdmi_dsc->max_slices = 16;
6058 hdmi_dsc->clk_per_slice = 400;
6062 hdmi_dsc->max_slices = 0;
6063 hdmi_dsc->clk_per_slice = 0;
6067 if (cea_db_payload_len(hf_scds) >= 13 && hf_scds[13])
6068 hdmi_dsc->total_chunk_kbytes = hf_scds[13] & DRM_EDID_DSC_TOTAL_CHUNK_KBYTES;
6071 /* Sink Capability Data Structure */
6072 static void drm_parse_hdmi_forum_scds(struct drm_connector *connector,
6075 struct drm_display_info *info = &connector->display_info;
6076 struct drm_hdmi_info *hdmi = &info->hdmi;
6077 struct drm_hdmi_dsc_cap *hdmi_dsc = &hdmi->dsc_cap;
6078 int max_tmds_clock = 0;
6079 u8 max_frl_rate = 0;
6080 bool dsc_support = false;
6082 info->has_hdmi_infoframe = true;
6084 if (hf_scds[6] & 0x80) {
6085 hdmi->scdc.supported = true;
6086 if (hf_scds[6] & 0x40)
6087 hdmi->scdc.read_request = true;
6091 * All HDMI 2.0 monitors must support scrambling at rates > 340 MHz.
6092 * And as per the spec, three factors confirm this:
6093 * * Availability of a HF-VSDB block in EDID (check)
6094 * * Non zero Max_TMDS_Char_Rate filed in HF-VSDB (let's check)
6095 * * SCDC support available (let's check)
6096 * Lets check it out.
6100 struct drm_scdc *scdc = &hdmi->scdc;
6102 /* max clock is 5000 KHz times block value */
6103 max_tmds_clock = hf_scds[5] * 5000;
6105 if (max_tmds_clock > 340000) {
6106 info->max_tmds_clock = max_tmds_clock;
6109 if (scdc->supported) {
6110 scdc->scrambling.supported = true;
6112 /* Few sinks support scrambling for clocks < 340M */
6113 if ((hf_scds[6] & 0x8))
6114 scdc->scrambling.low_rates = true;
6119 max_frl_rate = (hf_scds[7] & DRM_EDID_MAX_FRL_RATE_MASK) >> 4;
6120 drm_get_max_frl_rate(max_frl_rate, &hdmi->max_lanes,
6121 &hdmi->max_frl_rate_per_lane);
6124 drm_parse_ycbcr420_deep_color_info(connector, hf_scds);
6126 if (cea_db_payload_len(hf_scds) >= 11 && hf_scds[11]) {
6127 drm_parse_dsc_info(hdmi_dsc, hf_scds);
6131 drm_dbg_kms(connector->dev,
6132 "[CONNECTOR:%d:%s] HF-VSDB: max TMDS clock: %d KHz, HDMI 2.1 support: %s, DSC 1.2 support: %s\n",
6133 connector->base.id, connector->name,
6134 max_tmds_clock, str_yes_no(max_frl_rate), str_yes_no(dsc_support));
6137 static void drm_parse_hdmi_deep_color_info(struct drm_connector *connector,
6140 struct drm_display_info *info = &connector->display_info;
6141 unsigned int dc_bpc = 0;
6143 /* HDMI supports at least 8 bpc */
6146 if (cea_db_payload_len(hdmi) < 6)
6149 if (hdmi[6] & DRM_EDID_HDMI_DC_30) {
6151 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_30;
6152 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI sink does deep color 30.\n",
6153 connector->base.id, connector->name);
6156 if (hdmi[6] & DRM_EDID_HDMI_DC_36) {
6158 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_36;
6159 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI sink does deep color 36.\n",
6160 connector->base.id, connector->name);
6163 if (hdmi[6] & DRM_EDID_HDMI_DC_48) {
6165 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_48;
6166 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI sink does deep color 48.\n",
6167 connector->base.id, connector->name);
6171 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] No deep color support on this HDMI sink.\n",
6172 connector->base.id, connector->name);
6176 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] Assigning HDMI sink color depth as %d bpc.\n",
6177 connector->base.id, connector->name, dc_bpc);
6180 /* YCRCB444 is optional according to spec. */
6181 if (hdmi[6] & DRM_EDID_HDMI_DC_Y444) {
6182 info->edid_hdmi_ycbcr444_dc_modes = info->edid_hdmi_rgb444_dc_modes;
6183 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI sink does YCRCB444 in deep color.\n",
6184 connector->base.id, connector->name);
6188 * Spec says that if any deep color mode is supported at all,
6189 * then deep color 36 bit must be supported.
6191 if (!(hdmi[6] & DRM_EDID_HDMI_DC_36)) {
6192 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI sink should do DC_36, but does not!\n",
6193 connector->base.id, connector->name);
6197 /* HDMI Vendor-Specific Data Block (HDMI VSDB, H14b-VSDB) */
6199 drm_parse_hdmi_vsdb_video(struct drm_connector *connector, const u8 *db)
6201 struct drm_display_info *info = &connector->display_info;
6202 u8 len = cea_db_payload_len(db);
6204 info->is_hdmi = true;
6207 info->dvi_dual = db[6] & 1;
6209 info->max_tmds_clock = db[7] * 5000;
6212 * Try to infer whether the sink supports HDMI infoframes.
6214 * HDMI infoframe support was first added in HDMI 1.4. Assume the sink
6215 * supports infoframes if HDMI_Video_present is set.
6217 if (len >= 8 && db[8] & BIT(5))
6218 info->has_hdmi_infoframe = true;
6220 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] HDMI: DVI dual %d, max TMDS clock %d kHz\n",
6221 connector->base.id, connector->name,
6222 info->dvi_dual, info->max_tmds_clock);
6224 drm_parse_hdmi_deep_color_info(connector, db);
6228 * See EDID extension for head-mounted and specialized monitors, specified at:
6229 * https://docs.microsoft.com/en-us/windows-hardware/drivers/display/specialized-monitors-edid-extension
6231 static void drm_parse_microsoft_vsdb(struct drm_connector *connector,
6234 struct drm_display_info *info = &connector->display_info;
6236 bool desktop_usage = db[5] & BIT(6);
6238 /* Version 1 and 2 for HMDs, version 3 flags desktop usage explicitly */
6239 if (version == 1 || version == 2 || (version == 3 && !desktop_usage))
6240 info->non_desktop = true;
6242 drm_dbg_kms(connector->dev,
6243 "[CONNECTOR:%d:%s] HMD or specialized display VSDB version %u: 0x%02x\n",
6244 connector->base.id, connector->name, version, db[5]);
6247 static void drm_parse_cea_ext(struct drm_connector *connector,
6248 const struct drm_edid *drm_edid)
6250 struct drm_display_info *info = &connector->display_info;
6251 struct drm_edid_iter edid_iter;
6252 const struct cea_db *db;
6253 struct cea_db_iter iter;
6255 u64 y420cmdb_map = 0;
6257 drm_edid_iter_begin(drm_edid, &edid_iter);
6258 drm_edid_iter_for_each(edid_ext, &edid_iter) {
6259 if (edid_ext[0] != CEA_EXT)
6263 info->cea_rev = edid_ext[1];
6265 if (info->cea_rev != edid_ext[1])
6266 drm_dbg_kms(connector->dev,
6267 "[CONNECTOR:%d:%s] CEA extension version mismatch %u != %u\n",
6268 connector->base.id, connector->name,
6269 info->cea_rev, edid_ext[1]);
6271 /* The existence of a CTA extension should imply RGB support */
6272 info->color_formats = DRM_COLOR_FORMAT_RGB444;
6273 if (edid_ext[3] & EDID_CEA_YCRCB444)
6274 info->color_formats |= DRM_COLOR_FORMAT_YCBCR444;
6275 if (edid_ext[3] & EDID_CEA_YCRCB422)
6276 info->color_formats |= DRM_COLOR_FORMAT_YCBCR422;
6277 if (edid_ext[3] & EDID_BASIC_AUDIO)
6278 info->has_audio = true;
6281 drm_edid_iter_end(&edid_iter);
6283 cea_db_iter_edid_begin(drm_edid, &iter);
6284 cea_db_iter_for_each(db, &iter) {
6285 /* FIXME: convert parsers to use struct cea_db */
6286 const u8 *data = (const u8 *)db;
6288 if (cea_db_is_hdmi_vsdb(db))
6289 drm_parse_hdmi_vsdb_video(connector, data);
6290 else if (cea_db_is_hdmi_forum_vsdb(db) ||
6291 cea_db_is_hdmi_forum_scdb(db))
6292 drm_parse_hdmi_forum_scds(connector, data);
6293 else if (cea_db_is_microsoft_vsdb(db))
6294 drm_parse_microsoft_vsdb(connector, data);
6295 else if (cea_db_is_y420cmdb(db))
6296 parse_cta_y420cmdb(connector, db, &y420cmdb_map);
6297 else if (cea_db_is_y420vdb(db))
6298 parse_cta_y420vdb(connector, db);
6299 else if (cea_db_is_vcdb(db))
6300 drm_parse_vcdb(connector, data);
6301 else if (cea_db_is_hdmi_hdr_metadata_block(db))
6302 drm_parse_hdr_metadata_block(connector, data);
6303 else if (cea_db_tag(db) == CTA_DB_VIDEO)
6304 parse_cta_vdb(connector, db);
6305 else if (cea_db_tag(db) == CTA_DB_AUDIO)
6306 info->has_audio = true;
6308 cea_db_iter_end(&iter);
6311 update_cta_y420cmdb(connector, y420cmdb_map);
6315 void get_monitor_range(const struct detailed_timing *timing, void *c)
6317 struct detailed_mode_closure *closure = c;
6318 struct drm_display_info *info = &closure->connector->display_info;
6319 struct drm_monitor_range_info *monitor_range = &info->monitor_range;
6320 const struct detailed_non_pixel *data = &timing->data.other_data;
6321 const struct detailed_data_monitor_range *range = &data->data.range;
6322 const struct edid *edid = closure->drm_edid->edid;
6324 if (!is_display_descriptor(timing, EDID_DETAIL_MONITOR_RANGE))
6328 * These limits are used to determine the VRR refresh
6329 * rate range. Only the "range limits only" variant
6330 * of the range descriptor seems to guarantee that
6331 * any and all timings are accepted by the sink, as
6332 * opposed to just timings conforming to the indicated
6333 * formula (GTF/GTF2/CVT). Thus other variants of the
6334 * range descriptor are not accepted here.
6336 if (range->flags != DRM_EDID_RANGE_LIMITS_ONLY_FLAG)
6339 monitor_range->min_vfreq = range->min_vfreq;
6340 monitor_range->max_vfreq = range->max_vfreq;
6342 if (edid->revision >= 4) {
6343 if (data->pad2 & DRM_EDID_RANGE_OFFSET_MIN_VFREQ)
6344 monitor_range->min_vfreq += 255;
6345 if (data->pad2 & DRM_EDID_RANGE_OFFSET_MAX_VFREQ)
6346 monitor_range->max_vfreq += 255;
6350 static void drm_get_monitor_range(struct drm_connector *connector,
6351 const struct drm_edid *drm_edid)
6353 const struct drm_display_info *info = &connector->display_info;
6354 struct detailed_mode_closure closure = {
6355 .connector = connector,
6356 .drm_edid = drm_edid,
6359 if (drm_edid->edid->revision < 4)
6362 if (!(drm_edid->edid->features & DRM_EDID_FEATURE_CONTINUOUS_FREQ))
6365 drm_for_each_detailed_block(drm_edid, get_monitor_range, &closure);
6367 drm_dbg_kms(connector->dev,
6368 "[CONNECTOR:%d:%s] Supported Monitor Refresh rate range is %d Hz - %d Hz\n",
6369 connector->base.id, connector->name,
6370 info->monitor_range.min_vfreq, info->monitor_range.max_vfreq);
6373 static void drm_parse_vesa_mso_data(struct drm_connector *connector,
6374 const struct displayid_block *block)
6376 struct displayid_vesa_vendor_specific_block *vesa =
6377 (struct displayid_vesa_vendor_specific_block *)block;
6378 struct drm_display_info *info = &connector->display_info;
6380 if (block->num_bytes < 3) {
6381 drm_dbg_kms(connector->dev,
6382 "[CONNECTOR:%d:%s] Unexpected vendor block size %u\n",
6383 connector->base.id, connector->name, block->num_bytes);
6387 if (oui(vesa->oui[0], vesa->oui[1], vesa->oui[2]) != VESA_IEEE_OUI)
6390 if (sizeof(*vesa) != sizeof(*block) + block->num_bytes) {
6391 drm_dbg_kms(connector->dev,
6392 "[CONNECTOR:%d:%s] Unexpected VESA vendor block size\n",
6393 connector->base.id, connector->name);
6397 switch (FIELD_GET(DISPLAYID_VESA_MSO_MODE, vesa->mso)) {
6399 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] Reserved MSO mode value\n",
6400 connector->base.id, connector->name);
6403 info->mso_stream_count = 0;
6406 info->mso_stream_count = 2; /* 2 or 4 links */
6409 info->mso_stream_count = 4; /* 4 links */
6413 if (!info->mso_stream_count) {
6414 info->mso_pixel_overlap = 0;
6418 info->mso_pixel_overlap = FIELD_GET(DISPLAYID_VESA_MSO_OVERLAP, vesa->mso);
6419 if (info->mso_pixel_overlap > 8) {
6420 drm_dbg_kms(connector->dev,
6421 "[CONNECTOR:%d:%s] Reserved MSO pixel overlap value %u\n",
6422 connector->base.id, connector->name,
6423 info->mso_pixel_overlap);
6424 info->mso_pixel_overlap = 8;
6427 drm_dbg_kms(connector->dev,
6428 "[CONNECTOR:%d:%s] MSO stream count %u, pixel overlap %u\n",
6429 connector->base.id, connector->name,
6430 info->mso_stream_count, info->mso_pixel_overlap);
6433 static void drm_update_mso(struct drm_connector *connector,
6434 const struct drm_edid *drm_edid)
6436 const struct displayid_block *block;
6437 struct displayid_iter iter;
6439 displayid_iter_edid_begin(drm_edid, &iter);
6440 displayid_iter_for_each(block, &iter) {
6441 if (block->tag == DATA_BLOCK_2_VENDOR_SPECIFIC)
6442 drm_parse_vesa_mso_data(connector, block);
6444 displayid_iter_end(&iter);
6447 /* A connector has no EDID information, so we've got no EDID to compute quirks from. Reset
6448 * all of the values which would have been set from EDID
6450 static void drm_reset_display_info(struct drm_connector *connector)
6452 struct drm_display_info *info = &connector->display_info;
6455 info->height_mm = 0;
6458 info->color_formats = 0;
6460 info->max_tmds_clock = 0;
6461 info->dvi_dual = false;
6462 info->is_hdmi = false;
6463 info->has_audio = false;
6464 info->has_hdmi_infoframe = false;
6465 info->rgb_quant_range_selectable = false;
6466 memset(&info->hdmi, 0, sizeof(info->hdmi));
6468 info->edid_hdmi_rgb444_dc_modes = 0;
6469 info->edid_hdmi_ycbcr444_dc_modes = 0;
6471 info->non_desktop = 0;
6472 memset(&info->monitor_range, 0, sizeof(info->monitor_range));
6473 memset(&info->luminance_range, 0, sizeof(info->luminance_range));
6475 info->mso_stream_count = 0;
6476 info->mso_pixel_overlap = 0;
6477 info->max_dsc_bpp = 0;
6486 static void update_displayid_info(struct drm_connector *connector,
6487 const struct drm_edid *drm_edid)
6489 struct drm_display_info *info = &connector->display_info;
6490 const struct displayid_block *block;
6491 struct displayid_iter iter;
6493 displayid_iter_edid_begin(drm_edid, &iter);
6494 displayid_iter_for_each(block, &iter) {
6495 if (displayid_version(&iter) == DISPLAY_ID_STRUCTURE_VER_20 &&
6496 (displayid_primary_use(&iter) == PRIMARY_USE_HEAD_MOUNTED_VR ||
6497 displayid_primary_use(&iter) == PRIMARY_USE_HEAD_MOUNTED_AR))
6498 info->non_desktop = true;
6501 * We're only interested in the base section here, no need to
6506 displayid_iter_end(&iter);
6509 static void update_display_info(struct drm_connector *connector,
6510 const struct drm_edid *drm_edid)
6512 struct drm_display_info *info = &connector->display_info;
6513 const struct edid *edid;
6515 drm_reset_display_info(connector);
6516 clear_eld(connector);
6521 edid = drm_edid->edid;
6523 info->quirks = edid_get_quirks(drm_edid);
6525 info->width_mm = edid->width_cm * 10;
6526 info->height_mm = edid->height_cm * 10;
6528 drm_get_monitor_range(connector, drm_edid);
6530 if (edid->revision < 3)
6533 if (!(edid->input & DRM_EDID_INPUT_DIGITAL))
6536 info->color_formats |= DRM_COLOR_FORMAT_RGB444;
6537 drm_parse_cea_ext(connector, drm_edid);
6539 update_displayid_info(connector, drm_edid);
6542 * Digital sink with "DFP 1.x compliant TMDS" according to EDID 1.3?
6544 * For such displays, the DFP spec 1.0, section 3.10 "EDID support"
6545 * tells us to assume 8 bpc color depth if the EDID doesn't have
6546 * extensions which tell otherwise.
6548 if (info->bpc == 0 && edid->revision == 3 &&
6549 edid->input & DRM_EDID_DIGITAL_DFP_1_X) {
6551 drm_dbg_kms(connector->dev,
6552 "[CONNECTOR:%d:%s] Assigning DFP sink color depth as %d bpc.\n",
6553 connector->base.id, connector->name, info->bpc);
6556 /* Only defined for 1.4 with digital displays */
6557 if (edid->revision < 4)
6560 switch (edid->input & DRM_EDID_DIGITAL_DEPTH_MASK) {
6561 case DRM_EDID_DIGITAL_DEPTH_6:
6564 case DRM_EDID_DIGITAL_DEPTH_8:
6567 case DRM_EDID_DIGITAL_DEPTH_10:
6570 case DRM_EDID_DIGITAL_DEPTH_12:
6573 case DRM_EDID_DIGITAL_DEPTH_14:
6576 case DRM_EDID_DIGITAL_DEPTH_16:
6579 case DRM_EDID_DIGITAL_DEPTH_UNDEF:
6585 drm_dbg_kms(connector->dev,
6586 "[CONNECTOR:%d:%s] Assigning EDID-1.4 digital sink color depth as %d bpc.\n",
6587 connector->base.id, connector->name, info->bpc);
6589 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444)
6590 info->color_formats |= DRM_COLOR_FORMAT_YCBCR444;
6591 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422)
6592 info->color_formats |= DRM_COLOR_FORMAT_YCBCR422;
6594 drm_update_mso(connector, drm_edid);
6597 if (info->quirks & EDID_QUIRK_NON_DESKTOP) {
6598 drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s] Non-desktop display%s\n",
6599 connector->base.id, connector->name,
6600 info->non_desktop ? " (redundant quirk)" : "");
6601 info->non_desktop = true;
6604 if (info->quirks & EDID_QUIRK_CAP_DSC_15BPP)
6605 info->max_dsc_bpp = 15;
6607 if (info->quirks & EDID_QUIRK_FORCE_6BPC)
6610 if (info->quirks & EDID_QUIRK_FORCE_8BPC)
6613 if (info->quirks & EDID_QUIRK_FORCE_10BPC)
6616 if (info->quirks & EDID_QUIRK_FORCE_12BPC)
6619 /* Depends on info->cea_rev set by drm_parse_cea_ext() above */
6620 drm_edid_to_eld(connector, drm_edid);
6623 static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_device *dev,
6624 struct displayid_detailed_timings_1 *timings,
6627 struct drm_display_mode *mode;
6628 unsigned pixel_clock = (timings->pixel_clock[0] |
6629 (timings->pixel_clock[1] << 8) |
6630 (timings->pixel_clock[2] << 16)) + 1;
6631 unsigned hactive = (timings->hactive[0] | timings->hactive[1] << 8) + 1;
6632 unsigned hblank = (timings->hblank[0] | timings->hblank[1] << 8) + 1;
6633 unsigned hsync = (timings->hsync[0] | (timings->hsync[1] & 0x7f) << 8) + 1;
6634 unsigned hsync_width = (timings->hsw[0] | timings->hsw[1] << 8) + 1;
6635 unsigned vactive = (timings->vactive[0] | timings->vactive[1] << 8) + 1;
6636 unsigned vblank = (timings->vblank[0] | timings->vblank[1] << 8) + 1;
6637 unsigned vsync = (timings->vsync[0] | (timings->vsync[1] & 0x7f) << 8) + 1;
6638 unsigned vsync_width = (timings->vsw[0] | timings->vsw[1] << 8) + 1;
6639 bool hsync_positive = (timings->hsync[1] >> 7) & 0x1;
6640 bool vsync_positive = (timings->vsync[1] >> 7) & 0x1;
6642 mode = drm_mode_create(dev);
6646 /* resolution is kHz for type VII, and 10 kHz for type I */
6647 mode->clock = type_7 ? pixel_clock : pixel_clock * 10;
6648 mode->hdisplay = hactive;
6649 mode->hsync_start = mode->hdisplay + hsync;
6650 mode->hsync_end = mode->hsync_start + hsync_width;
6651 mode->htotal = mode->hdisplay + hblank;
6653 mode->vdisplay = vactive;
6654 mode->vsync_start = mode->vdisplay + vsync;
6655 mode->vsync_end = mode->vsync_start + vsync_width;
6656 mode->vtotal = mode->vdisplay + vblank;
6659 mode->flags |= hsync_positive ? DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC;
6660 mode->flags |= vsync_positive ? DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC;
6661 mode->type = DRM_MODE_TYPE_DRIVER;
6663 if (timings->flags & 0x80)
6664 mode->type |= DRM_MODE_TYPE_PREFERRED;
6665 drm_mode_set_name(mode);
6670 static int add_displayid_detailed_1_modes(struct drm_connector *connector,
6671 const struct displayid_block *block)
6673 struct displayid_detailed_timing_block *det = (struct displayid_detailed_timing_block *)block;
6676 struct drm_display_mode *newmode;
6678 bool type_7 = block->tag == DATA_BLOCK_2_TYPE_7_DETAILED_TIMING;
6679 /* blocks must be multiple of 20 bytes length */
6680 if (block->num_bytes % 20)
6683 num_timings = block->num_bytes / 20;
6684 for (i = 0; i < num_timings; i++) {
6685 struct displayid_detailed_timings_1 *timings = &det->timings[i];
6687 newmode = drm_mode_displayid_detailed(connector->dev, timings, type_7);
6691 drm_mode_probed_add(connector, newmode);
6697 static int add_displayid_detailed_modes(struct drm_connector *connector,
6698 const struct drm_edid *drm_edid)
6700 const struct displayid_block *block;
6701 struct displayid_iter iter;
6704 displayid_iter_edid_begin(drm_edid, &iter);
6705 displayid_iter_for_each(block, &iter) {
6706 if (block->tag == DATA_BLOCK_TYPE_1_DETAILED_TIMING ||
6707 block->tag == DATA_BLOCK_2_TYPE_7_DETAILED_TIMING)
6708 num_modes += add_displayid_detailed_1_modes(connector, block);
6710 displayid_iter_end(&iter);
6715 static int _drm_edid_connector_add_modes(struct drm_connector *connector,
6716 const struct drm_edid *drm_edid)
6718 const struct drm_display_info *info = &connector->display_info;
6725 * EDID spec says modes should be preferred in this order:
6726 * - preferred detailed mode
6727 * - other detailed modes from base block
6728 * - detailed modes from extension blocks
6729 * - CVT 3-byte code modes
6730 * - standard timing codes
6731 * - established timing codes
6732 * - modes inferred from GTF or CVT range information
6734 * We get this pretty much right.
6736 * XXX order for additional mode types in extension blocks?
6738 num_modes += add_detailed_modes(connector, drm_edid);
6739 num_modes += add_cvt_modes(connector, drm_edid);
6740 num_modes += add_standard_modes(connector, drm_edid);
6741 num_modes += add_established_modes(connector, drm_edid);
6742 num_modes += add_cea_modes(connector, drm_edid);
6743 num_modes += add_alternate_cea_modes(connector, drm_edid);
6744 num_modes += add_displayid_detailed_modes(connector, drm_edid);
6745 if (drm_edid->edid->features & DRM_EDID_FEATURE_CONTINUOUS_FREQ)
6746 num_modes += add_inferred_modes(connector, drm_edid);
6748 if (info->quirks & (EDID_QUIRK_PREFER_LARGE_60 | EDID_QUIRK_PREFER_LARGE_75))
6749 edid_fixup_preferred(connector);
6754 static void _drm_update_tile_info(struct drm_connector *connector,
6755 const struct drm_edid *drm_edid);
6757 static int _drm_edid_connector_property_update(struct drm_connector *connector,
6758 const struct drm_edid *drm_edid)
6760 struct drm_device *dev = connector->dev;
6763 if (connector->edid_blob_ptr) {
6764 const struct edid *old_edid = connector->edid_blob_ptr->data;
6767 if (!drm_edid_are_equal(drm_edid ? drm_edid->edid : NULL, old_edid)) {
6768 connector->epoch_counter++;
6769 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] EDID changed, epoch counter %llu\n",
6770 connector->base.id, connector->name,
6771 connector->epoch_counter);
6776 ret = drm_property_replace_global_blob(dev,
6777 &connector->edid_blob_ptr,
6778 drm_edid ? drm_edid->size : 0,
6779 drm_edid ? drm_edid->edid : NULL,
6781 dev->mode_config.edid_property);
6783 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] EDID property update failed (%d)\n",
6784 connector->base.id, connector->name, ret);
6788 ret = drm_object_property_set_value(&connector->base,
6789 dev->mode_config.non_desktop_property,
6790 connector->display_info.non_desktop);
6792 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] Non-desktop property update failed (%d)\n",
6793 connector->base.id, connector->name, ret);
6797 ret = drm_connector_set_tile_property(connector);
6799 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] Tile property update failed (%d)\n",
6800 connector->base.id, connector->name, ret);
6809 * drm_edid_connector_update - Update connector information from EDID
6810 * @connector: Connector
6813 * Update the connector display info, ELD, HDR metadata, relevant properties,
6814 * etc. from the passed in EDID.
6816 * If EDID is NULL, reset the information.
6818 * Must be called before calling drm_edid_connector_add_modes().
6820 * Return: 0 on success, negative error on errors.
6822 int drm_edid_connector_update(struct drm_connector *connector,
6823 const struct drm_edid *drm_edid)
6825 update_display_info(connector, drm_edid);
6827 _drm_update_tile_info(connector, drm_edid);
6829 return _drm_edid_connector_property_update(connector, drm_edid);
6831 EXPORT_SYMBOL(drm_edid_connector_update);
6834 * drm_edid_connector_add_modes - Update probed modes from the EDID property
6835 * @connector: Connector
6837 * Add the modes from the previously updated EDID property to the connector
6838 * probed modes list.
6840 * drm_edid_connector_update() must have been called before this to update the
6843 * Return: The number of modes added, or 0 if we couldn't find any.
6845 int drm_edid_connector_add_modes(struct drm_connector *connector)
6847 const struct drm_edid *drm_edid = NULL;
6850 if (connector->edid_blob_ptr)
6851 drm_edid = drm_edid_alloc(connector->edid_blob_ptr->data,
6852 connector->edid_blob_ptr->length);
6854 count = _drm_edid_connector_add_modes(connector, drm_edid);
6856 drm_edid_free(drm_edid);
6860 EXPORT_SYMBOL(drm_edid_connector_add_modes);
6863 * drm_connector_update_edid_property - update the edid property of a connector
6864 * @connector: drm connector
6865 * @edid: new value of the edid property
6867 * This function creates a new blob modeset object and assigns its id to the
6868 * connector's edid property.
6869 * Since we also parse tile information from EDID's displayID block, we also
6870 * set the connector's tile property here. See drm_connector_set_tile_property()
6873 * This function is deprecated. Use drm_edid_connector_update() instead.
6876 * Zero on success, negative errno on failure.
6878 int drm_connector_update_edid_property(struct drm_connector *connector,
6879 const struct edid *edid)
6881 struct drm_edid drm_edid;
6883 return drm_edid_connector_update(connector, drm_edid_legacy_init(&drm_edid, edid));
6885 EXPORT_SYMBOL(drm_connector_update_edid_property);
6888 * drm_add_edid_modes - add modes from EDID data, if available
6889 * @connector: connector we're probing
6892 * Add the specified modes to the connector's mode list. Also fills out the
6893 * &drm_display_info structure and ELD in @connector with any information which
6894 * can be derived from the edid.
6896 * This function is deprecated. Use drm_edid_connector_add_modes() instead.
6898 * Return: The number of modes added or 0 if we couldn't find any.
6900 int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid)
6902 struct drm_edid _drm_edid;
6903 const struct drm_edid *drm_edid;
6905 if (edid && !drm_edid_is_valid(edid)) {
6906 drm_warn(connector->dev, "[CONNECTOR:%d:%s] EDID invalid.\n",
6907 connector->base.id, connector->name);
6911 drm_edid = drm_edid_legacy_init(&_drm_edid, edid);
6913 update_display_info(connector, drm_edid);
6915 return _drm_edid_connector_add_modes(connector, drm_edid);
6917 EXPORT_SYMBOL(drm_add_edid_modes);
6920 * drm_add_modes_noedid - add modes for the connectors without EDID
6921 * @connector: connector we're probing
6922 * @hdisplay: the horizontal display limit
6923 * @vdisplay: the vertical display limit
6925 * Add the specified modes to the connector's mode list. Only when the
6926 * hdisplay/vdisplay is not beyond the given limit, it will be added.
6928 * Return: The number of modes added or 0 if we couldn't find any.
6930 int drm_add_modes_noedid(struct drm_connector *connector,
6931 int hdisplay, int vdisplay)
6933 int i, count, num_modes = 0;
6934 struct drm_display_mode *mode;
6935 struct drm_device *dev = connector->dev;
6937 count = ARRAY_SIZE(drm_dmt_modes);
6943 for (i = 0; i < count; i++) {
6944 const struct drm_display_mode *ptr = &drm_dmt_modes[i];
6946 if (hdisplay && vdisplay) {
6948 * Only when two are valid, they will be used to check
6949 * whether the mode should be added to the mode list of
6952 if (ptr->hdisplay > hdisplay ||
6953 ptr->vdisplay > vdisplay)
6956 if (drm_mode_vrefresh(ptr) > 61)
6958 mode = drm_mode_duplicate(dev, ptr);
6960 drm_mode_probed_add(connector, mode);
6966 EXPORT_SYMBOL(drm_add_modes_noedid);
6969 * drm_set_preferred_mode - Sets the preferred mode of a connector
6970 * @connector: connector whose mode list should be processed
6971 * @hpref: horizontal resolution of preferred mode
6972 * @vpref: vertical resolution of preferred mode
6974 * Marks a mode as preferred if it matches the resolution specified by @hpref
6977 void drm_set_preferred_mode(struct drm_connector *connector,
6978 int hpref, int vpref)
6980 struct drm_display_mode *mode;
6982 list_for_each_entry(mode, &connector->probed_modes, head) {
6983 if (mode->hdisplay == hpref &&
6984 mode->vdisplay == vpref)
6985 mode->type |= DRM_MODE_TYPE_PREFERRED;
6988 EXPORT_SYMBOL(drm_set_preferred_mode);
6990 static bool is_hdmi2_sink(const struct drm_connector *connector)
6993 * FIXME: sil-sii8620 doesn't have a connector around when
6994 * we need one, so we have to be prepared for a NULL connector.
6999 return connector->display_info.hdmi.scdc.supported ||
7000 connector->display_info.color_formats & DRM_COLOR_FORMAT_YCBCR420;
7003 static u8 drm_mode_hdmi_vic(const struct drm_connector *connector,
7004 const struct drm_display_mode *mode)
7006 bool has_hdmi_infoframe = connector ?
7007 connector->display_info.has_hdmi_infoframe : false;
7009 if (!has_hdmi_infoframe)
7012 /* No HDMI VIC when signalling 3D video format */
7013 if (mode->flags & DRM_MODE_FLAG_3D_MASK)
7016 return drm_match_hdmi_mode(mode);
7019 static u8 drm_mode_cea_vic(const struct drm_connector *connector,
7020 const struct drm_display_mode *mode)
7023 * HDMI spec says if a mode is found in HDMI 1.4b 4K modes
7024 * we should send its VIC in vendor infoframes, else send the
7025 * VIC in AVI infoframes. Lets check if this mode is present in
7026 * HDMI 1.4b 4K modes
7028 if (drm_mode_hdmi_vic(connector, mode))
7031 return drm_match_cea_mode(mode);
7035 * Avoid sending VICs defined in HDMI 2.0 in AVI infoframes to sinks that
7036 * conform to HDMI 1.4.
7038 * HDMI 1.4 (CTA-861-D) VIC range: [1..64]
7039 * HDMI 2.0 (CTA-861-F) VIC range: [1..107]
7041 * If the sink lists the VIC in CTA VDB, assume it's fine, regardless of HDMI
7044 static u8 vic_for_avi_infoframe(const struct drm_connector *connector, u8 vic)
7046 if (!is_hdmi2_sink(connector) && vic > 64 &&
7047 !cta_vdb_has_vic(connector, vic))
7054 * drm_hdmi_avi_infoframe_from_display_mode() - fill an HDMI AVI infoframe with
7055 * data from a DRM display mode
7056 * @frame: HDMI AVI infoframe
7057 * @connector: the connector
7058 * @mode: DRM display mode
7060 * Return: 0 on success or a negative error code on failure.
7063 drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
7064 const struct drm_connector *connector,
7065 const struct drm_display_mode *mode)
7067 enum hdmi_picture_aspect picture_aspect;
7070 if (!frame || !mode)
7073 hdmi_avi_infoframe_init(frame);
7075 if (mode->flags & DRM_MODE_FLAG_DBLCLK)
7076 frame->pixel_repeat = 1;
7078 vic = drm_mode_cea_vic(connector, mode);
7079 hdmi_vic = drm_mode_hdmi_vic(connector, mode);
7081 frame->picture_aspect = HDMI_PICTURE_ASPECT_NONE;
7084 * As some drivers don't support atomic, we can't use connector state.
7085 * So just initialize the frame with default values, just the same way
7086 * as it's done with other properties here.
7088 frame->content_type = HDMI_CONTENT_TYPE_GRAPHICS;
7092 * Populate picture aspect ratio from either
7093 * user input (if specified) or from the CEA/HDMI mode lists.
7095 picture_aspect = mode->picture_aspect_ratio;
7096 if (picture_aspect == HDMI_PICTURE_ASPECT_NONE) {
7098 picture_aspect = drm_get_cea_aspect_ratio(vic);
7100 picture_aspect = drm_get_hdmi_aspect_ratio(hdmi_vic);
7104 * The infoframe can't convey anything but none, 4:3
7105 * and 16:9, so if the user has asked for anything else
7106 * we can only satisfy it by specifying the right VIC.
7108 if (picture_aspect > HDMI_PICTURE_ASPECT_16_9) {
7110 if (picture_aspect != drm_get_cea_aspect_ratio(vic))
7112 } else if (hdmi_vic) {
7113 if (picture_aspect != drm_get_hdmi_aspect_ratio(hdmi_vic))
7119 picture_aspect = HDMI_PICTURE_ASPECT_NONE;
7122 frame->video_code = vic_for_avi_infoframe(connector, vic);
7123 frame->picture_aspect = picture_aspect;
7124 frame->active_aspect = HDMI_ACTIVE_ASPECT_PICTURE;
7125 frame->scan_mode = HDMI_SCAN_MODE_UNDERSCAN;
7129 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_from_display_mode);
7132 * drm_hdmi_avi_infoframe_quant_range() - fill the HDMI AVI infoframe
7133 * quantization range information
7134 * @frame: HDMI AVI infoframe
7135 * @connector: the connector
7136 * @mode: DRM display mode
7137 * @rgb_quant_range: RGB quantization range (Q)
7140 drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
7141 const struct drm_connector *connector,
7142 const struct drm_display_mode *mode,
7143 enum hdmi_quantization_range rgb_quant_range)
7145 const struct drm_display_info *info = &connector->display_info;
7149 * "A Source shall not send a non-zero Q value that does not correspond
7150 * to the default RGB Quantization Range for the transmitted Picture
7151 * unless the Sink indicates support for the Q bit in a Video
7152 * Capabilities Data Block."
7154 * HDMI 2.0 recommends sending non-zero Q when it does match the
7155 * default RGB quantization range for the mode, even when QS=0.
7157 if (info->rgb_quant_range_selectable ||
7158 rgb_quant_range == drm_default_rgb_quant_range(mode))
7159 frame->quantization_range = rgb_quant_range;
7161 frame->quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT;
7165 * "When transmitting any RGB colorimetry, the Source should set the
7166 * YQ-field to match the RGB Quantization Range being transmitted
7167 * (e.g., when Limited Range RGB, set YQ=0 or when Full Range RGB,
7168 * set YQ=1) and the Sink shall ignore the YQ-field."
7170 * Unfortunate certain sinks (eg. VIZ Model 67/E261VA) get confused
7171 * by non-zero YQ when receiving RGB. There doesn't seem to be any
7172 * good way to tell which version of CEA-861 the sink supports, so
7173 * we limit non-zero YQ to HDMI 2.0 sinks only as HDMI 2.0 is based
7176 if (!is_hdmi2_sink(connector) ||
7177 rgb_quant_range == HDMI_QUANTIZATION_RANGE_LIMITED)
7178 frame->ycc_quantization_range =
7179 HDMI_YCC_QUANTIZATION_RANGE_LIMITED;
7181 frame->ycc_quantization_range =
7182 HDMI_YCC_QUANTIZATION_RANGE_FULL;
7184 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_quant_range);
7186 static enum hdmi_3d_structure
7187 s3d_structure_from_display_mode(const struct drm_display_mode *mode)
7189 u32 layout = mode->flags & DRM_MODE_FLAG_3D_MASK;
7192 case DRM_MODE_FLAG_3D_FRAME_PACKING:
7193 return HDMI_3D_STRUCTURE_FRAME_PACKING;
7194 case DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE:
7195 return HDMI_3D_STRUCTURE_FIELD_ALTERNATIVE;
7196 case DRM_MODE_FLAG_3D_LINE_ALTERNATIVE:
7197 return HDMI_3D_STRUCTURE_LINE_ALTERNATIVE;
7198 case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL:
7199 return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_FULL;
7200 case DRM_MODE_FLAG_3D_L_DEPTH:
7201 return HDMI_3D_STRUCTURE_L_DEPTH;
7202 case DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH:
7203 return HDMI_3D_STRUCTURE_L_DEPTH_GFX_GFX_DEPTH;
7204 case DRM_MODE_FLAG_3D_TOP_AND_BOTTOM:
7205 return HDMI_3D_STRUCTURE_TOP_AND_BOTTOM;
7206 case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF:
7207 return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_HALF;
7209 return HDMI_3D_STRUCTURE_INVALID;
7214 * drm_hdmi_vendor_infoframe_from_display_mode() - fill an HDMI infoframe with
7215 * data from a DRM display mode
7216 * @frame: HDMI vendor infoframe
7217 * @connector: the connector
7218 * @mode: DRM display mode
7220 * Note that there's is a need to send HDMI vendor infoframes only when using a
7221 * 4k or stereoscopic 3D mode. So when giving any other mode as input this
7222 * function will return -EINVAL, error that can be safely ignored.
7224 * Return: 0 on success or a negative error code on failure.
7227 drm_hdmi_vendor_infoframe_from_display_mode(struct hdmi_vendor_infoframe *frame,
7228 const struct drm_connector *connector,
7229 const struct drm_display_mode *mode)
7232 * FIXME: sil-sii8620 doesn't have a connector around when
7233 * we need one, so we have to be prepared for a NULL connector.
7235 bool has_hdmi_infoframe = connector ?
7236 connector->display_info.has_hdmi_infoframe : false;
7239 if (!frame || !mode)
7242 if (!has_hdmi_infoframe)
7245 err = hdmi_vendor_infoframe_init(frame);
7250 * Even if it's not absolutely necessary to send the infoframe
7251 * (ie.vic==0 and s3d_struct==0) we will still send it if we
7252 * know that the sink can handle it. This is based on a
7253 * suggestion in HDMI 2.0 Appendix F. Apparently some sinks
7254 * have trouble realizing that they should switch from 3D to 2D
7255 * mode if the source simply stops sending the infoframe when
7256 * it wants to switch from 3D to 2D.
7258 frame->vic = drm_mode_hdmi_vic(connector, mode);
7259 frame->s3d_struct = s3d_structure_from_display_mode(mode);
7263 EXPORT_SYMBOL(drm_hdmi_vendor_infoframe_from_display_mode);
7265 static void drm_parse_tiled_block(struct drm_connector *connector,
7266 const struct displayid_block *block)
7268 const struct displayid_tiled_block *tile = (struct displayid_tiled_block *)block;
7270 u8 tile_v_loc, tile_h_loc;
7271 u8 num_v_tile, num_h_tile;
7272 struct drm_tile_group *tg;
7274 w = tile->tile_size[0] | tile->tile_size[1] << 8;
7275 h = tile->tile_size[2] | tile->tile_size[3] << 8;
7277 num_v_tile = (tile->topo[0] & 0xf) | (tile->topo[2] & 0x30);
7278 num_h_tile = (tile->topo[0] >> 4) | ((tile->topo[2] >> 2) & 0x30);
7279 tile_v_loc = (tile->topo[1] & 0xf) | ((tile->topo[2] & 0x3) << 4);
7280 tile_h_loc = (tile->topo[1] >> 4) | (((tile->topo[2] >> 2) & 0x3) << 4);
7282 connector->has_tile = true;
7283 if (tile->tile_cap & 0x80)
7284 connector->tile_is_single_monitor = true;
7286 connector->num_h_tile = num_h_tile + 1;
7287 connector->num_v_tile = num_v_tile + 1;
7288 connector->tile_h_loc = tile_h_loc;
7289 connector->tile_v_loc = tile_v_loc;
7290 connector->tile_h_size = w + 1;
7291 connector->tile_v_size = h + 1;
7293 drm_dbg_kms(connector->dev,
7294 "[CONNECTOR:%d:%s] tile cap 0x%x, size %dx%d, num tiles %dx%d, location %dx%d, vend %c%c%c",
7295 connector->base.id, connector->name,
7297 connector->tile_h_size, connector->tile_v_size,
7298 connector->num_h_tile, connector->num_v_tile,
7299 connector->tile_h_loc, connector->tile_v_loc,
7300 tile->topology_id[0], tile->topology_id[1], tile->topology_id[2]);
7302 tg = drm_mode_get_tile_group(connector->dev, tile->topology_id);
7304 tg = drm_mode_create_tile_group(connector->dev, tile->topology_id);
7308 if (connector->tile_group != tg) {
7309 /* if we haven't got a pointer,
7310 take the reference, drop ref to old tile group */
7311 if (connector->tile_group)
7312 drm_mode_put_tile_group(connector->dev, connector->tile_group);
7313 connector->tile_group = tg;
7315 /* if same tile group, then release the ref we just took. */
7316 drm_mode_put_tile_group(connector->dev, tg);
7320 static bool displayid_is_tiled_block(const struct displayid_iter *iter,
7321 const struct displayid_block *block)
7323 return (displayid_version(iter) == DISPLAY_ID_STRUCTURE_VER_12 &&
7324 block->tag == DATA_BLOCK_TILED_DISPLAY) ||
7325 (displayid_version(iter) == DISPLAY_ID_STRUCTURE_VER_20 &&
7326 block->tag == DATA_BLOCK_2_TILED_DISPLAY_TOPOLOGY);
7329 static void _drm_update_tile_info(struct drm_connector *connector,
7330 const struct drm_edid *drm_edid)
7332 const struct displayid_block *block;
7333 struct displayid_iter iter;
7335 connector->has_tile = false;
7337 displayid_iter_edid_begin(drm_edid, &iter);
7338 displayid_iter_for_each(block, &iter) {
7339 if (displayid_is_tiled_block(&iter, block))
7340 drm_parse_tiled_block(connector, block);
7342 displayid_iter_end(&iter);
7344 if (!connector->has_tile && connector->tile_group) {
7345 drm_mode_put_tile_group(connector->dev, connector->tile_group);
7346 connector->tile_group = NULL;