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.
30 #include <linux/kernel.h>
31 #include <linux/slab.h>
32 #include <linux/hdmi.h>
33 #include <linux/i2c.h>
34 #include <linux/module.h>
36 #include <drm/drm_edid.h>
37 #include <drm/drm_displayid.h>
39 #define version_greater(edid, maj, min) \
40 (((edid)->version > (maj)) || \
41 ((edid)->version == (maj) && (edid)->revision > (min)))
43 #define EDID_EST_TIMINGS 16
44 #define EDID_STD_TIMINGS 8
45 #define EDID_DETAILED_TIMINGS 4
48 * EDID blocks out in the wild have a variety of bugs, try to collect
49 * them here (note that userspace may work around broken monitors first,
50 * but fixes should make their way here so that the kernel "just works"
51 * on as many displays as possible).
54 /* First detailed mode wrong, use largest 60Hz mode */
55 #define EDID_QUIRK_PREFER_LARGE_60 (1 << 0)
56 /* Reported 135MHz pixel clock is too high, needs adjustment */
57 #define EDID_QUIRK_135_CLOCK_TOO_HIGH (1 << 1)
58 /* Prefer the largest mode at 75 Hz */
59 #define EDID_QUIRK_PREFER_LARGE_75 (1 << 2)
60 /* Detail timing is in cm not mm */
61 #define EDID_QUIRK_DETAILED_IN_CM (1 << 3)
62 /* Detailed timing descriptors have bogus size values, so just take the
63 * maximum size and use that.
65 #define EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE (1 << 4)
66 /* Monitor forgot to set the first detailed is preferred bit. */
67 #define EDID_QUIRK_FIRST_DETAILED_PREFERRED (1 << 5)
68 /* use +hsync +vsync for detailed mode */
69 #define EDID_QUIRK_DETAILED_SYNC_PP (1 << 6)
70 /* Force reduced-blanking timings for detailed modes */
71 #define EDID_QUIRK_FORCE_REDUCED_BLANKING (1 << 7)
73 #define EDID_QUIRK_FORCE_8BPC (1 << 8)
75 #define EDID_QUIRK_FORCE_12BPC (1 << 9)
77 struct detailed_mode_closure {
78 struct drm_connector *connector;
90 static struct edid_quirk {
94 } edid_quirk_list[] = {
96 { "ACR", 44358, EDID_QUIRK_PREFER_LARGE_60 },
98 { "API", 0x7602, EDID_QUIRK_PREFER_LARGE_60 },
100 { "ACR", 2423, EDID_QUIRK_FIRST_DETAILED_PREFERRED },
102 /* Belinea 10 15 55 */
103 { "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 },
104 { "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 },
106 /* Envision Peripherals, Inc. EN-7100e */
107 { "EPI", 59264, EDID_QUIRK_135_CLOCK_TOO_HIGH },
108 /* Envision EN2028 */
109 { "EPI", 8232, EDID_QUIRK_PREFER_LARGE_60 },
111 /* Funai Electronics PM36B */
112 { "FCM", 13600, EDID_QUIRK_PREFER_LARGE_75 |
113 EDID_QUIRK_DETAILED_IN_CM },
115 /* LG Philips LCD LP154W01-A5 */
116 { "LPL", 0, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE },
117 { "LPL", 0x2a00, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE },
119 /* Philips 107p5 CRT */
120 { "PHL", 57364, EDID_QUIRK_FIRST_DETAILED_PREFERRED },
123 { "PTS", 765, EDID_QUIRK_FIRST_DETAILED_PREFERRED },
125 /* Samsung SyncMaster 205BW. Note: irony */
126 { "SAM", 541, EDID_QUIRK_DETAILED_SYNC_PP },
127 /* Samsung SyncMaster 22[5-6]BW */
128 { "SAM", 596, EDID_QUIRK_PREFER_LARGE_60 },
129 { "SAM", 638, EDID_QUIRK_PREFER_LARGE_60 },
131 /* Sony PVM-2541A does up to 12 bpc, but only reports max 8 bpc */
132 { "SNY", 0x2541, EDID_QUIRK_FORCE_12BPC },
134 /* ViewSonic VA2026w */
135 { "VSC", 5020, EDID_QUIRK_FORCE_REDUCED_BLANKING },
137 /* Medion MD 30217 PG */
138 { "MED", 0x7b8, EDID_QUIRK_PREFER_LARGE_75 },
140 /* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */
141 { "SEC", 0xd033, EDID_QUIRK_FORCE_8BPC },
145 * Autogenerated from the DMT spec.
146 * This table is copied from xfree86/modes/xf86EdidModes.c.
148 static const struct drm_display_mode drm_dmt_modes[] = {
149 /* 0x01 - 640x350@85Hz */
150 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 31500, 640, 672,
151 736, 832, 0, 350, 382, 385, 445, 0,
152 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
153 /* 0x02 - 640x400@85Hz */
154 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 31500, 640, 672,
155 736, 832, 0, 400, 401, 404, 445, 0,
156 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
157 /* 0x03 - 720x400@85Hz */
158 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 756,
159 828, 936, 0, 400, 401, 404, 446, 0,
160 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
161 /* 0x04 - 640x480@60Hz */
162 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
163 752, 800, 0, 480, 490, 492, 525, 0,
164 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
165 /* 0x05 - 640x480@72Hz */
166 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664,
167 704, 832, 0, 480, 489, 492, 520, 0,
168 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
169 /* 0x06 - 640x480@75Hz */
170 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656,
171 720, 840, 0, 480, 481, 484, 500, 0,
172 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
173 /* 0x07 - 640x480@85Hz */
174 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 36000, 640, 696,
175 752, 832, 0, 480, 481, 484, 509, 0,
176 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
177 /* 0x08 - 800x600@56Hz */
178 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824,
179 896, 1024, 0, 600, 601, 603, 625, 0,
180 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
181 /* 0x09 - 800x600@60Hz */
182 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
183 968, 1056, 0, 600, 601, 605, 628, 0,
184 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
185 /* 0x0a - 800x600@72Hz */
186 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856,
187 976, 1040, 0, 600, 637, 643, 666, 0,
188 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
189 /* 0x0b - 800x600@75Hz */
190 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816,
191 896, 1056, 0, 600, 601, 604, 625, 0,
192 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
193 /* 0x0c - 800x600@85Hz */
194 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 56250, 800, 832,
195 896, 1048, 0, 600, 601, 604, 631, 0,
196 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
197 /* 0x0d - 800x600@120Hz RB */
198 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 73250, 800, 848,
199 880, 960, 0, 600, 603, 607, 636, 0,
200 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
201 /* 0x0e - 848x480@60Hz */
202 { DRM_MODE("848x480", DRM_MODE_TYPE_DRIVER, 33750, 848, 864,
203 976, 1088, 0, 480, 486, 494, 517, 0,
204 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
205 /* 0x0f - 1024x768@43Hz, interlace */
206 { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER, 44900, 1024, 1032,
207 1208, 1264, 0, 768, 768, 772, 817, 0,
208 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
209 DRM_MODE_FLAG_INTERLACE) },
210 /* 0x10 - 1024x768@60Hz */
211 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
212 1184, 1344, 0, 768, 771, 777, 806, 0,
213 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
214 /* 0x11 - 1024x768@70Hz */
215 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048,
216 1184, 1328, 0, 768, 771, 777, 806, 0,
217 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
218 /* 0x12 - 1024x768@75Hz */
219 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040,
220 1136, 1312, 0, 768, 769, 772, 800, 0,
221 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
222 /* 0x13 - 1024x768@85Hz */
223 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 94500, 1024, 1072,
224 1168, 1376, 0, 768, 769, 772, 808, 0,
225 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
226 /* 0x14 - 1024x768@120Hz RB */
227 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 115500, 1024, 1072,
228 1104, 1184, 0, 768, 771, 775, 813, 0,
229 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
230 /* 0x15 - 1152x864@75Hz */
231 { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
232 1344, 1600, 0, 864, 865, 868, 900, 0,
233 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
234 /* 0x55 - 1280x720@60Hz */
235 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
236 1430, 1650, 0, 720, 725, 730, 750, 0,
237 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
238 /* 0x16 - 1280x768@60Hz RB */
239 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 68250, 1280, 1328,
240 1360, 1440, 0, 768, 771, 778, 790, 0,
241 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
242 /* 0x17 - 1280x768@60Hz */
243 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344,
244 1472, 1664, 0, 768, 771, 778, 798, 0,
245 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
246 /* 0x18 - 1280x768@75Hz */
247 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 102250, 1280, 1360,
248 1488, 1696, 0, 768, 771, 778, 805, 0,
249 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
250 /* 0x19 - 1280x768@85Hz */
251 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 117500, 1280, 1360,
252 1496, 1712, 0, 768, 771, 778, 809, 0,
253 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
254 /* 0x1a - 1280x768@120Hz RB */
255 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 140250, 1280, 1328,
256 1360, 1440, 0, 768, 771, 778, 813, 0,
257 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
258 /* 0x1b - 1280x800@60Hz RB */
259 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 71000, 1280, 1328,
260 1360, 1440, 0, 800, 803, 809, 823, 0,
261 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
262 /* 0x1c - 1280x800@60Hz */
263 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352,
264 1480, 1680, 0, 800, 803, 809, 831, 0,
265 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
266 /* 0x1d - 1280x800@75Hz */
267 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 106500, 1280, 1360,
268 1488, 1696, 0, 800, 803, 809, 838, 0,
269 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
270 /* 0x1e - 1280x800@85Hz */
271 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 122500, 1280, 1360,
272 1496, 1712, 0, 800, 803, 809, 843, 0,
273 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
274 /* 0x1f - 1280x800@120Hz RB */
275 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 146250, 1280, 1328,
276 1360, 1440, 0, 800, 803, 809, 847, 0,
277 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
278 /* 0x20 - 1280x960@60Hz */
279 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376,
280 1488, 1800, 0, 960, 961, 964, 1000, 0,
281 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
282 /* 0x21 - 1280x960@85Hz */
283 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1344,
284 1504, 1728, 0, 960, 961, 964, 1011, 0,
285 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
286 /* 0x22 - 1280x960@120Hz RB */
287 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 175500, 1280, 1328,
288 1360, 1440, 0, 960, 963, 967, 1017, 0,
289 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
290 /* 0x23 - 1280x1024@60Hz */
291 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328,
292 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
293 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
294 /* 0x24 - 1280x1024@75Hz */
295 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296,
296 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
297 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
298 /* 0x25 - 1280x1024@85Hz */
299 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 157500, 1280, 1344,
300 1504, 1728, 0, 1024, 1025, 1028, 1072, 0,
301 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
302 /* 0x26 - 1280x1024@120Hz RB */
303 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 187250, 1280, 1328,
304 1360, 1440, 0, 1024, 1027, 1034, 1084, 0,
305 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
306 /* 0x27 - 1360x768@60Hz */
307 { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424,
308 1536, 1792, 0, 768, 771, 777, 795, 0,
309 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
310 /* 0x28 - 1360x768@120Hz RB */
311 { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 148250, 1360, 1408,
312 1440, 1520, 0, 768, 771, 776, 813, 0,
313 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
314 /* 0x51 - 1366x768@60Hz */
315 { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 85500, 1366, 1436,
316 1579, 1792, 0, 768, 771, 774, 798, 0,
317 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
318 /* 0x56 - 1366x768@60Hz */
319 { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 72000, 1366, 1380,
320 1436, 1500, 0, 768, 769, 772, 800, 0,
321 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
322 /* 0x29 - 1400x1050@60Hz RB */
323 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 101000, 1400, 1448,
324 1480, 1560, 0, 1050, 1053, 1057, 1080, 0,
325 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
326 /* 0x2a - 1400x1050@60Hz */
327 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488,
328 1632, 1864, 0, 1050, 1053, 1057, 1089, 0,
329 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
330 /* 0x2b - 1400x1050@75Hz */
331 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 156000, 1400, 1504,
332 1648, 1896, 0, 1050, 1053, 1057, 1099, 0,
333 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
334 /* 0x2c - 1400x1050@85Hz */
335 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 179500, 1400, 1504,
336 1656, 1912, 0, 1050, 1053, 1057, 1105, 0,
337 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
338 /* 0x2d - 1400x1050@120Hz RB */
339 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 208000, 1400, 1448,
340 1480, 1560, 0, 1050, 1053, 1057, 1112, 0,
341 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
342 /* 0x2e - 1440x900@60Hz RB */
343 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 88750, 1440, 1488,
344 1520, 1600, 0, 900, 903, 909, 926, 0,
345 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
346 /* 0x2f - 1440x900@60Hz */
347 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520,
348 1672, 1904, 0, 900, 903, 909, 934, 0,
349 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
350 /* 0x30 - 1440x900@75Hz */
351 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 136750, 1440, 1536,
352 1688, 1936, 0, 900, 903, 909, 942, 0,
353 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
354 /* 0x31 - 1440x900@85Hz */
355 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 157000, 1440, 1544,
356 1696, 1952, 0, 900, 903, 909, 948, 0,
357 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
358 /* 0x32 - 1440x900@120Hz RB */
359 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 182750, 1440, 1488,
360 1520, 1600, 0, 900, 903, 909, 953, 0,
361 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
362 /* 0x53 - 1600x900@60Hz */
363 { DRM_MODE("1600x900", DRM_MODE_TYPE_DRIVER, 108000, 1600, 1624,
364 1704, 1800, 0, 900, 901, 904, 1000, 0,
365 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
366 /* 0x33 - 1600x1200@60Hz */
367 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664,
368 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
369 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
370 /* 0x34 - 1600x1200@65Hz */
371 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 175500, 1600, 1664,
372 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
373 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
374 /* 0x35 - 1600x1200@70Hz */
375 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 189000, 1600, 1664,
376 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
377 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
378 /* 0x36 - 1600x1200@75Hz */
379 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 202500, 1600, 1664,
380 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
381 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
382 /* 0x37 - 1600x1200@85Hz */
383 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 229500, 1600, 1664,
384 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
385 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
386 /* 0x38 - 1600x1200@120Hz RB */
387 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 268250, 1600, 1648,
388 1680, 1760, 0, 1200, 1203, 1207, 1271, 0,
389 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
390 /* 0x39 - 1680x1050@60Hz RB */
391 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 119000, 1680, 1728,
392 1760, 1840, 0, 1050, 1053, 1059, 1080, 0,
393 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
394 /* 0x3a - 1680x1050@60Hz */
395 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784,
396 1960, 2240, 0, 1050, 1053, 1059, 1089, 0,
397 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
398 /* 0x3b - 1680x1050@75Hz */
399 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 187000, 1680, 1800,
400 1976, 2272, 0, 1050, 1053, 1059, 1099, 0,
401 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
402 /* 0x3c - 1680x1050@85Hz */
403 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 214750, 1680, 1808,
404 1984, 2288, 0, 1050, 1053, 1059, 1105, 0,
405 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
406 /* 0x3d - 1680x1050@120Hz RB */
407 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 245500, 1680, 1728,
408 1760, 1840, 0, 1050, 1053, 1059, 1112, 0,
409 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
410 /* 0x3e - 1792x1344@60Hz */
411 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920,
412 2120, 2448, 0, 1344, 1345, 1348, 1394, 0,
413 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
414 /* 0x3f - 1792x1344@75Hz */
415 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 261000, 1792, 1888,
416 2104, 2456, 0, 1344, 1345, 1348, 1417, 0,
417 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
418 /* 0x40 - 1792x1344@120Hz RB */
419 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 333250, 1792, 1840,
420 1872, 1952, 0, 1344, 1347, 1351, 1423, 0,
421 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
422 /* 0x41 - 1856x1392@60Hz */
423 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952,
424 2176, 2528, 0, 1392, 1393, 1396, 1439, 0,
425 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
426 /* 0x42 - 1856x1392@75Hz */
427 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 288000, 1856, 1984,
428 2208, 2560, 0, 1392, 1393, 1396, 1500, 0,
429 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
430 /* 0x43 - 1856x1392@120Hz RB */
431 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 356500, 1856, 1904,
432 1936, 2016, 0, 1392, 1395, 1399, 1474, 0,
433 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
434 /* 0x52 - 1920x1080@60Hz */
435 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
436 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
437 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
438 /* 0x44 - 1920x1200@60Hz RB */
439 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 154000, 1920, 1968,
440 2000, 2080, 0, 1200, 1203, 1209, 1235, 0,
441 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
442 /* 0x45 - 1920x1200@60Hz */
443 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056,
444 2256, 2592, 0, 1200, 1203, 1209, 1245, 0,
445 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
446 /* 0x46 - 1920x1200@75Hz */
447 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 245250, 1920, 2056,
448 2264, 2608, 0, 1200, 1203, 1209, 1255, 0,
449 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
450 /* 0x47 - 1920x1200@85Hz */
451 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 281250, 1920, 2064,
452 2272, 2624, 0, 1200, 1203, 1209, 1262, 0,
453 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
454 /* 0x48 - 1920x1200@120Hz RB */
455 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 317000, 1920, 1968,
456 2000, 2080, 0, 1200, 1203, 1209, 1271, 0,
457 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
458 /* 0x49 - 1920x1440@60Hz */
459 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048,
460 2256, 2600, 0, 1440, 1441, 1444, 1500, 0,
461 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
462 /* 0x4a - 1920x1440@75Hz */
463 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2064,
464 2288, 2640, 0, 1440, 1441, 1444, 1500, 0,
465 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
466 /* 0x4b - 1920x1440@120Hz RB */
467 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 380500, 1920, 1968,
468 2000, 2080, 0, 1440, 1443, 1447, 1525, 0,
469 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
470 /* 0x54 - 2048x1152@60Hz */
471 { DRM_MODE("2048x1152", DRM_MODE_TYPE_DRIVER, 162000, 2048, 2074,
472 2154, 2250, 0, 1152, 1153, 1156, 1200, 0,
473 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
474 /* 0x4c - 2560x1600@60Hz RB */
475 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 268500, 2560, 2608,
476 2640, 2720, 0, 1600, 1603, 1609, 1646, 0,
477 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
478 /* 0x4d - 2560x1600@60Hz */
479 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752,
480 3032, 3504, 0, 1600, 1603, 1609, 1658, 0,
481 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
482 /* 0x4e - 2560x1600@75Hz */
483 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 443250, 2560, 2768,
484 3048, 3536, 0, 1600, 1603, 1609, 1672, 0,
485 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
486 /* 0x4f - 2560x1600@85Hz */
487 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 505250, 2560, 2768,
488 3048, 3536, 0, 1600, 1603, 1609, 1682, 0,
489 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
490 /* 0x50 - 2560x1600@120Hz RB */
491 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 552750, 2560, 2608,
492 2640, 2720, 0, 1600, 1603, 1609, 1694, 0,
493 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
494 /* 0x57 - 4096x2160@60Hz RB */
495 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 556744, 4096, 4104,
496 4136, 4176, 0, 2160, 2208, 2216, 2222, 0,
497 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
498 /* 0x58 - 4096x2160@59.94Hz RB */
499 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 556188, 4096, 4104,
500 4136, 4176, 0, 2160, 2208, 2216, 2222, 0,
501 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
505 * These more or less come from the DMT spec. The 720x400 modes are
506 * inferred from historical 80x25 practice. The 640x480@67 and 832x624@75
507 * modes are old-school Mac modes. The EDID spec says the 1152x864@75 mode
508 * should be 1152x870, again for the Mac, but instead we use the x864 DMT
511 * The DMT modes have been fact-checked; the rest are mild guesses.
513 static const struct drm_display_mode edid_est_modes[] = {
514 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
515 968, 1056, 0, 600, 601, 605, 628, 0,
516 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@60Hz */
517 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824,
518 896, 1024, 0, 600, 601, 603, 625, 0,
519 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@56Hz */
520 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656,
521 720, 840, 0, 480, 481, 484, 500, 0,
522 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@75Hz */
523 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664,
524 704, 832, 0, 480, 489, 491, 520, 0,
525 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@72Hz */
526 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 30240, 640, 704,
527 768, 864, 0, 480, 483, 486, 525, 0,
528 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@67Hz */
529 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25200, 640, 656,
530 752, 800, 0, 480, 490, 492, 525, 0,
531 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@60Hz */
532 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 738,
533 846, 900, 0, 400, 421, 423, 449, 0,
534 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 720x400@88Hz */
535 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 28320, 720, 738,
536 846, 900, 0, 400, 412, 414, 449, 0,
537 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 720x400@70Hz */
538 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296,
539 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
540 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1280x1024@75Hz */
541 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78800, 1024, 1040,
542 1136, 1312, 0, 768, 769, 772, 800, 0,
543 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1024x768@75Hz */
544 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048,
545 1184, 1328, 0, 768, 771, 777, 806, 0,
546 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@70Hz */
547 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
548 1184, 1344, 0, 768, 771, 777, 806, 0,
549 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@60Hz */
550 { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER,44900, 1024, 1032,
551 1208, 1264, 0, 768, 768, 776, 817, 0,
552 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_INTERLACE) }, /* 1024x768@43Hz */
553 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 57284, 832, 864,
554 928, 1152, 0, 624, 625, 628, 667, 0,
555 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 832x624@75Hz */
556 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816,
557 896, 1056, 0, 600, 601, 604, 625, 0,
558 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@75Hz */
559 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856,
560 976, 1040, 0, 600, 637, 643, 666, 0,
561 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@72Hz */
562 { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
563 1344, 1600, 0, 864, 865, 868, 900, 0,
564 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1152x864@75Hz */
574 static const struct minimode est3_modes[] = {
582 { 1024, 768, 85, 0 },
583 { 1152, 864, 75, 0 },
585 { 1280, 768, 60, 1 },
586 { 1280, 768, 60, 0 },
587 { 1280, 768, 75, 0 },
588 { 1280, 768, 85, 0 },
589 { 1280, 960, 60, 0 },
590 { 1280, 960, 85, 0 },
591 { 1280, 1024, 60, 0 },
592 { 1280, 1024, 85, 0 },
594 { 1360, 768, 60, 0 },
595 { 1440, 900, 60, 1 },
596 { 1440, 900, 60, 0 },
597 { 1440, 900, 75, 0 },
598 { 1440, 900, 85, 0 },
599 { 1400, 1050, 60, 1 },
600 { 1400, 1050, 60, 0 },
601 { 1400, 1050, 75, 0 },
603 { 1400, 1050, 85, 0 },
604 { 1680, 1050, 60, 1 },
605 { 1680, 1050, 60, 0 },
606 { 1680, 1050, 75, 0 },
607 { 1680, 1050, 85, 0 },
608 { 1600, 1200, 60, 0 },
609 { 1600, 1200, 65, 0 },
610 { 1600, 1200, 70, 0 },
612 { 1600, 1200, 75, 0 },
613 { 1600, 1200, 85, 0 },
614 { 1792, 1344, 60, 0 },
615 { 1792, 1344, 75, 0 },
616 { 1856, 1392, 60, 0 },
617 { 1856, 1392, 75, 0 },
618 { 1920, 1200, 60, 1 },
619 { 1920, 1200, 60, 0 },
621 { 1920, 1200, 75, 0 },
622 { 1920, 1200, 85, 0 },
623 { 1920, 1440, 60, 0 },
624 { 1920, 1440, 75, 0 },
627 static const struct minimode extra_modes[] = {
628 { 1024, 576, 60, 0 },
629 { 1366, 768, 60, 0 },
630 { 1600, 900, 60, 0 },
631 { 1680, 945, 60, 0 },
632 { 1920, 1080, 60, 0 },
633 { 2048, 1152, 60, 0 },
634 { 2048, 1536, 60, 0 },
638 * Probably taken from CEA-861 spec.
639 * This table is converted from xorg's hw/xfree86/modes/xf86EdidModes.c.
641 static const struct drm_display_mode edid_cea_modes[] = {
642 /* 1 - 640x480@60Hz */
643 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
644 752, 800, 0, 480, 490, 492, 525, 0,
645 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
646 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
647 /* 2 - 720x480@60Hz */
648 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736,
649 798, 858, 0, 480, 489, 495, 525, 0,
650 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
651 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
652 /* 3 - 720x480@60Hz */
653 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736,
654 798, 858, 0, 480, 489, 495, 525, 0,
655 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
656 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
657 /* 4 - 1280x720@60Hz */
658 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
659 1430, 1650, 0, 720, 725, 730, 750, 0,
660 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
661 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
662 /* 5 - 1920x1080i@60Hz */
663 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
664 2052, 2200, 0, 1080, 1084, 1094, 1125, 0,
665 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
666 DRM_MODE_FLAG_INTERLACE),
667 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
668 /* 6 - 720(1440)x480i@60Hz */
669 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
670 801, 858, 0, 480, 488, 494, 525, 0,
671 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
672 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
673 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
674 /* 7 - 720(1440)x480i@60Hz */
675 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
676 801, 858, 0, 480, 488, 494, 525, 0,
677 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
678 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
679 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
680 /* 8 - 720(1440)x240@60Hz */
681 { DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
682 801, 858, 0, 240, 244, 247, 262, 0,
683 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
684 DRM_MODE_FLAG_DBLCLK),
685 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
686 /* 9 - 720(1440)x240@60Hz */
687 { DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
688 801, 858, 0, 240, 244, 247, 262, 0,
689 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
690 DRM_MODE_FLAG_DBLCLK),
691 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
692 /* 10 - 2880x480i@60Hz */
693 { DRM_MODE("2880x480i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
694 3204, 3432, 0, 480, 488, 494, 525, 0,
695 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
696 DRM_MODE_FLAG_INTERLACE),
697 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
698 /* 11 - 2880x480i@60Hz */
699 { DRM_MODE("2880x480i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
700 3204, 3432, 0, 480, 488, 494, 525, 0,
701 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
702 DRM_MODE_FLAG_INTERLACE),
703 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
704 /* 12 - 2880x240@60Hz */
705 { DRM_MODE("2880x240", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
706 3204, 3432, 0, 240, 244, 247, 262, 0,
707 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
708 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
709 /* 13 - 2880x240@60Hz */
710 { DRM_MODE("2880x240", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
711 3204, 3432, 0, 240, 244, 247, 262, 0,
712 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
713 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
714 /* 14 - 1440x480@60Hz */
715 { DRM_MODE("1440x480", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1472,
716 1596, 1716, 0, 480, 489, 495, 525, 0,
717 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
718 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
719 /* 15 - 1440x480@60Hz */
720 { DRM_MODE("1440x480", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1472,
721 1596, 1716, 0, 480, 489, 495, 525, 0,
722 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
723 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
724 /* 16 - 1920x1080@60Hz */
725 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
726 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
727 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
728 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
729 /* 17 - 720x576@50Hz */
730 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
731 796, 864, 0, 576, 581, 586, 625, 0,
732 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
733 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
734 /* 18 - 720x576@50Hz */
735 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
736 796, 864, 0, 576, 581, 586, 625, 0,
737 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
738 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
739 /* 19 - 1280x720@50Hz */
740 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720,
741 1760, 1980, 0, 720, 725, 730, 750, 0,
742 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
743 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
744 /* 20 - 1920x1080i@50Hz */
745 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
746 2492, 2640, 0, 1080, 1084, 1094, 1125, 0,
747 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
748 DRM_MODE_FLAG_INTERLACE),
749 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
750 /* 21 - 720(1440)x576i@50Hz */
751 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
752 795, 864, 0, 576, 580, 586, 625, 0,
753 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
754 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
755 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
756 /* 22 - 720(1440)x576i@50Hz */
757 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
758 795, 864, 0, 576, 580, 586, 625, 0,
759 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
760 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
761 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
762 /* 23 - 720(1440)x288@50Hz */
763 { DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
764 795, 864, 0, 288, 290, 293, 312, 0,
765 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
766 DRM_MODE_FLAG_DBLCLK),
767 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
768 /* 24 - 720(1440)x288@50Hz */
769 { DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
770 795, 864, 0, 288, 290, 293, 312, 0,
771 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
772 DRM_MODE_FLAG_DBLCLK),
773 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
774 /* 25 - 2880x576i@50Hz */
775 { DRM_MODE("2880x576i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
776 3180, 3456, 0, 576, 580, 586, 625, 0,
777 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
778 DRM_MODE_FLAG_INTERLACE),
779 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
780 /* 26 - 2880x576i@50Hz */
781 { DRM_MODE("2880x576i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
782 3180, 3456, 0, 576, 580, 586, 625, 0,
783 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
784 DRM_MODE_FLAG_INTERLACE),
785 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
786 /* 27 - 2880x288@50Hz */
787 { DRM_MODE("2880x288", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
788 3180, 3456, 0, 288, 290, 293, 312, 0,
789 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
790 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
791 /* 28 - 2880x288@50Hz */
792 { DRM_MODE("2880x288", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
793 3180, 3456, 0, 288, 290, 293, 312, 0,
794 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
795 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
796 /* 29 - 1440x576@50Hz */
797 { DRM_MODE("1440x576", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1464,
798 1592, 1728, 0, 576, 581, 586, 625, 0,
799 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
800 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
801 /* 30 - 1440x576@50Hz */
802 { DRM_MODE("1440x576", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1464,
803 1592, 1728, 0, 576, 581, 586, 625, 0,
804 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
805 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
806 /* 31 - 1920x1080@50Hz */
807 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
808 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
809 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
810 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
811 /* 32 - 1920x1080@24Hz */
812 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2558,
813 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
814 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
815 .vrefresh = 24, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
816 /* 33 - 1920x1080@25Hz */
817 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
818 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
819 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
820 .vrefresh = 25, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
821 /* 34 - 1920x1080@30Hz */
822 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
823 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
824 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
825 .vrefresh = 30, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
826 /* 35 - 2880x480@60Hz */
827 { DRM_MODE("2880x480", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2944,
828 3192, 3432, 0, 480, 489, 495, 525, 0,
829 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
830 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
831 /* 36 - 2880x480@60Hz */
832 { DRM_MODE("2880x480", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2944,
833 3192, 3432, 0, 480, 489, 495, 525, 0,
834 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
835 .vrefresh = 60, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
836 /* 37 - 2880x576@50Hz */
837 { DRM_MODE("2880x576", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2928,
838 3184, 3456, 0, 576, 581, 586, 625, 0,
839 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
840 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
841 /* 38 - 2880x576@50Hz */
842 { DRM_MODE("2880x576", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2928,
843 3184, 3456, 0, 576, 581, 586, 625, 0,
844 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
845 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
846 /* 39 - 1920x1080i@50Hz */
847 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 72000, 1920, 1952,
848 2120, 2304, 0, 1080, 1126, 1136, 1250, 0,
849 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC |
850 DRM_MODE_FLAG_INTERLACE),
851 .vrefresh = 50, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
852 /* 40 - 1920x1080i@100Hz */
853 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
854 2492, 2640, 0, 1080, 1084, 1094, 1125, 0,
855 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
856 DRM_MODE_FLAG_INTERLACE),
857 .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
858 /* 41 - 1280x720@100Hz */
859 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720,
860 1760, 1980, 0, 720, 725, 730, 750, 0,
861 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
862 .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
863 /* 42 - 720x576@100Hz */
864 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
865 796, 864, 0, 576, 581, 586, 625, 0,
866 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
867 .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
868 /* 43 - 720x576@100Hz */
869 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
870 796, 864, 0, 576, 581, 586, 625, 0,
871 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
872 .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
873 /* 44 - 720(1440)x576i@100Hz */
874 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
875 795, 864, 0, 576, 580, 586, 625, 0,
876 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
877 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
878 .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
879 /* 45 - 720(1440)x576i@100Hz */
880 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
881 795, 864, 0, 576, 580, 586, 625, 0,
882 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
883 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
884 .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
885 /* 46 - 1920x1080i@120Hz */
886 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
887 2052, 2200, 0, 1080, 1084, 1094, 1125, 0,
888 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
889 DRM_MODE_FLAG_INTERLACE),
890 .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
891 /* 47 - 1280x720@120Hz */
892 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390,
893 1430, 1650, 0, 720, 725, 730, 750, 0,
894 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
895 .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
896 /* 48 - 720x480@120Hz */
897 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 54000, 720, 736,
898 798, 858, 0, 480, 489, 495, 525, 0,
899 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
900 .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
901 /* 49 - 720x480@120Hz */
902 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 54000, 720, 736,
903 798, 858, 0, 480, 489, 495, 525, 0,
904 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
905 .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
906 /* 50 - 720(1440)x480i@120Hz */
907 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 27000, 720, 739,
908 801, 858, 0, 480, 488, 494, 525, 0,
909 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
910 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
911 .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
912 /* 51 - 720(1440)x480i@120Hz */
913 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 27000, 720, 739,
914 801, 858, 0, 480, 488, 494, 525, 0,
915 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
916 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
917 .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
918 /* 52 - 720x576@200Hz */
919 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 108000, 720, 732,
920 796, 864, 0, 576, 581, 586, 625, 0,
921 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
922 .vrefresh = 200, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
923 /* 53 - 720x576@200Hz */
924 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 108000, 720, 732,
925 796, 864, 0, 576, 581, 586, 625, 0,
926 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
927 .vrefresh = 200, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
928 /* 54 - 720(1440)x576i@200Hz */
929 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
930 795, 864, 0, 576, 580, 586, 625, 0,
931 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
932 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
933 .vrefresh = 200, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
934 /* 55 - 720(1440)x576i@200Hz */
935 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
936 795, 864, 0, 576, 580, 586, 625, 0,
937 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
938 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
939 .vrefresh = 200, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
940 /* 56 - 720x480@240Hz */
941 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 108000, 720, 736,
942 798, 858, 0, 480, 489, 495, 525, 0,
943 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
944 .vrefresh = 240, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
945 /* 57 - 720x480@240Hz */
946 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 108000, 720, 736,
947 798, 858, 0, 480, 489, 495, 525, 0,
948 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
949 .vrefresh = 240, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
950 /* 58 - 720(1440)x480i@240 */
951 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 54000, 720, 739,
952 801, 858, 0, 480, 488, 494, 525, 0,
953 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
954 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
955 .vrefresh = 240, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
956 /* 59 - 720(1440)x480i@240 */
957 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 54000, 720, 739,
958 801, 858, 0, 480, 488, 494, 525, 0,
959 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
960 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
961 .vrefresh = 240, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
962 /* 60 - 1280x720@24Hz */
963 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 59400, 1280, 3040,
964 3080, 3300, 0, 720, 725, 730, 750, 0,
965 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
966 .vrefresh = 24, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
967 /* 61 - 1280x720@25Hz */
968 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3700,
969 3740, 3960, 0, 720, 725, 730, 750, 0,
970 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
971 .vrefresh = 25, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
972 /* 62 - 1280x720@30Hz */
973 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040,
974 3080, 3300, 0, 720, 725, 730, 750, 0,
975 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
976 .vrefresh = 30, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
977 /* 63 - 1920x1080@120Hz */
978 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008,
979 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
980 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
981 .vrefresh = 120, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
982 /* 64 - 1920x1080@100Hz */
983 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448,
984 2492, 2640, 0, 1080, 1084, 1094, 1125, 0,
985 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
986 .vrefresh = 100, .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
992 static const struct drm_display_mode edid_4k_modes[] = {
993 /* 1 - 3840x2160@30Hz */
994 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
995 3840, 4016, 4104, 4400, 0,
996 2160, 2168, 2178, 2250, 0,
997 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
999 /* 2 - 3840x2160@25Hz */
1000 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
1001 3840, 4896, 4984, 5280, 0,
1002 2160, 2168, 2178, 2250, 0,
1003 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1005 /* 3 - 3840x2160@24Hz */
1006 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
1007 3840, 5116, 5204, 5500, 0,
1008 2160, 2168, 2178, 2250, 0,
1009 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1011 /* 4 - 4096x2160@24Hz (SMPTE) */
1012 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000,
1013 4096, 5116, 5204, 5500, 0,
1014 2160, 2168, 2178, 2250, 0,
1015 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
1019 /*** DDC fetch and block validation ***/
1021 static const u8 edid_header[] = {
1022 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00
1026 * drm_edid_header_is_valid - sanity check the header of the base EDID block
1027 * @raw_edid: pointer to raw base EDID block
1029 * Sanity check the header of the base EDID block.
1031 * Return: 8 if the header is perfect, down to 0 if it's totally wrong.
1033 int drm_edid_header_is_valid(const u8 *raw_edid)
1037 for (i = 0; i < sizeof(edid_header); i++)
1038 if (raw_edid[i] == edid_header[i])
1043 EXPORT_SYMBOL(drm_edid_header_is_valid);
1045 static int edid_fixup __read_mostly = 6;
1046 module_param_named(edid_fixup, edid_fixup, int, 0400);
1047 MODULE_PARM_DESC(edid_fixup,
1048 "Minimum number of valid EDID header bytes (0-8, default 6)");
1050 static void drm_get_displayid(struct drm_connector *connector,
1053 static int drm_edid_block_checksum(const u8 *raw_edid)
1057 for (i = 0; i < EDID_LENGTH; i++)
1058 csum += raw_edid[i];
1063 static bool drm_edid_is_zero(const u8 *in_edid, int length)
1065 if (memchr_inv(in_edid, 0, length))
1072 * drm_edid_block_valid - Sanity check the EDID block (base or extension)
1073 * @raw_edid: pointer to raw EDID block
1074 * @block: type of block to validate (0 for base, extension otherwise)
1075 * @print_bad_edid: if true, dump bad EDID blocks to the console
1077 * Validate a base or extension EDID block and optionally dump bad blocks to
1080 * Return: True if the block is valid, false otherwise.
1082 bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid)
1085 struct edid *edid = (struct edid *)raw_edid;
1087 if (WARN_ON(!raw_edid))
1090 if (edid_fixup > 8 || edid_fixup < 0)
1094 int score = drm_edid_header_is_valid(raw_edid);
1096 else if (score >= edid_fixup) {
1097 DRM_DEBUG("Fixing EDID header, your hardware may be failing\n");
1098 memcpy(raw_edid, edid_header, sizeof(edid_header));
1104 csum = drm_edid_block_checksum(raw_edid);
1106 if (print_bad_edid) {
1107 DRM_ERROR("EDID checksum is invalid, remainder is %d\n", csum);
1110 /* allow CEA to slide through, switches mangle this */
1111 if (raw_edid[0] != 0x02)
1115 /* per-block-type checks */
1116 switch (raw_edid[0]) {
1118 if (edid->version != 1) {
1119 DRM_ERROR("EDID has major version %d, instead of 1\n", edid->version);
1123 if (edid->revision > 4)
1124 DRM_DEBUG("EDID minor > 4, assuming backward compatibility\n");
1134 if (print_bad_edid) {
1135 if (drm_edid_is_zero(raw_edid, EDID_LENGTH)) {
1136 printk(KERN_ERR "EDID block is all zeroes\n");
1138 printk(KERN_ERR "Raw EDID:\n");
1139 print_hex_dump(KERN_ERR, " \t", DUMP_PREFIX_NONE, 16, 1,
1140 raw_edid, EDID_LENGTH, false);
1145 EXPORT_SYMBOL(drm_edid_block_valid);
1148 * drm_edid_is_valid - sanity check EDID data
1151 * Sanity-check an entire EDID record (including extensions)
1153 * Return: True if the EDID data is valid, false otherwise.
1155 bool drm_edid_is_valid(struct edid *edid)
1158 u8 *raw = (u8 *)edid;
1163 for (i = 0; i <= edid->extensions; i++)
1164 if (!drm_edid_block_valid(raw + i * EDID_LENGTH, i, true))
1169 EXPORT_SYMBOL(drm_edid_is_valid);
1171 #define DDC_SEGMENT_ADDR 0x30
1173 * drm_do_probe_ddc_edid() - get EDID information via I2C
1174 * @data: I2C device adapter
1175 * @buf: EDID data buffer to be filled
1176 * @block: 128 byte EDID block to start fetching from
1177 * @len: EDID data buffer length to fetch
1179 * Try to fetch EDID information by calling I2C driver functions.
1181 * Return: 0 on success or -1 on failure.
1184 drm_do_probe_ddc_edid(void *data, u8 *buf, unsigned int block, size_t len)
1186 struct i2c_adapter *adapter = data;
1187 unsigned char start = block * EDID_LENGTH;
1188 unsigned char segment = block >> 1;
1189 unsigned char xfers = segment ? 3 : 2;
1190 int ret, retries = 5;
1193 * The core I2C driver will automatically retry the transfer if the
1194 * adapter reports EAGAIN. However, we find that bit-banging transfers
1195 * are susceptible to errors under a heavily loaded machine and
1196 * generate spurious NAKs and timeouts. Retrying the transfer
1197 * of the individual block a few times seems to overcome this.
1200 struct i2c_msg msgs[] = {
1202 .addr = DDC_SEGMENT_ADDR,
1220 * Avoid sending the segment addr to not upset non-compliant
1223 ret = i2c_transfer(adapter, &msgs[3 - xfers], xfers);
1225 if (ret == -ENXIO) {
1226 DRM_DEBUG_KMS("drm: skipping non-existent adapter %s\n",
1230 } while (ret != xfers && --retries);
1232 return ret == xfers ? 0 : -1;
1236 * drm_do_get_edid - get EDID data using a custom EDID block read function
1237 * @connector: connector we're probing
1238 * @get_edid_block: EDID block read function
1239 * @data: private data passed to the block read function
1241 * When the I2C adapter connected to the DDC bus is hidden behind a device that
1242 * exposes a different interface to read EDID blocks this function can be used
1243 * to get EDID data using a custom block read function.
1245 * As in the general case the DDC bus is accessible by the kernel at the I2C
1246 * level, drivers must make all reasonable efforts to expose it as an I2C
1247 * adapter and use drm_get_edid() instead of abusing this function.
1249 * Return: Pointer to valid EDID or NULL if we couldn't find any.
1251 struct edid *drm_do_get_edid(struct drm_connector *connector,
1252 int (*get_edid_block)(void *data, u8 *buf, unsigned int block,
1256 int i, j = 0, valid_extensions = 0;
1258 bool print_bad_edid = !connector->bad_edid_counter || (drm_debug & DRM_UT_KMS);
1260 if ((block = kmalloc(EDID_LENGTH, GFP_KERNEL)) == NULL)
1263 /* base block fetch */
1264 for (i = 0; i < 4; i++) {
1265 if (get_edid_block(data, block, 0, EDID_LENGTH))
1267 if (drm_edid_block_valid(block, 0, print_bad_edid))
1269 if (i == 0 && drm_edid_is_zero(block, EDID_LENGTH)) {
1270 connector->null_edid_counter++;
1277 /* if there's no extensions, we're done */
1278 if (block[0x7e] == 0)
1279 return (struct edid *)block;
1281 new = krealloc(block, (block[0x7e] + 1) * EDID_LENGTH, GFP_KERNEL);
1286 for (j = 1; j <= block[0x7e]; j++) {
1287 for (i = 0; i < 4; i++) {
1288 if (get_edid_block(data,
1289 block + (valid_extensions + 1) * EDID_LENGTH,
1292 if (drm_edid_block_valid(block + (valid_extensions + 1) * EDID_LENGTH, j, print_bad_edid)) {
1298 if (i == 4 && print_bad_edid) {
1299 dev_warn(connector->dev->dev,
1300 "%s: Ignoring invalid EDID block %d.\n",
1301 connector->name, j);
1303 connector->bad_edid_counter++;
1307 if (valid_extensions != block[0x7e]) {
1308 block[EDID_LENGTH-1] += block[0x7e] - valid_extensions;
1309 block[0x7e] = valid_extensions;
1310 new = krealloc(block, (valid_extensions + 1) * EDID_LENGTH, GFP_KERNEL);
1316 return (struct edid *)block;
1319 if (print_bad_edid) {
1320 dev_warn(connector->dev->dev, "%s: EDID block %d invalid.\n",
1321 connector->name, j);
1323 connector->bad_edid_counter++;
1329 EXPORT_SYMBOL_GPL(drm_do_get_edid);
1332 * drm_probe_ddc() - probe DDC presence
1333 * @adapter: I2C adapter to probe
1335 * Return: True on success, false on failure.
1338 drm_probe_ddc(struct i2c_adapter *adapter)
1342 return (drm_do_probe_ddc_edid(adapter, &out, 0, 1) == 0);
1344 EXPORT_SYMBOL(drm_probe_ddc);
1347 * drm_get_edid - get EDID data, if available
1348 * @connector: connector we're probing
1349 * @adapter: I2C adapter to use for DDC
1351 * Poke the given I2C channel to grab EDID data if possible. If found,
1352 * attach it to the connector.
1354 * Return: Pointer to valid EDID or NULL if we couldn't find any.
1356 struct edid *drm_get_edid(struct drm_connector *connector,
1357 struct i2c_adapter *adapter)
1361 if (!drm_probe_ddc(adapter))
1364 edid = drm_do_get_edid(connector, drm_do_probe_ddc_edid, adapter);
1366 drm_get_displayid(connector, edid);
1369 EXPORT_SYMBOL(drm_get_edid);
1372 * drm_edid_duplicate - duplicate an EDID and the extensions
1373 * @edid: EDID to duplicate
1375 * Return: Pointer to duplicated EDID or NULL on allocation failure.
1377 struct edid *drm_edid_duplicate(const struct edid *edid)
1379 return kmemdup(edid, (edid->extensions + 1) * EDID_LENGTH, GFP_KERNEL);
1381 EXPORT_SYMBOL(drm_edid_duplicate);
1383 /*** EDID parsing ***/
1386 * edid_vendor - match a string against EDID's obfuscated vendor field
1387 * @edid: EDID to match
1388 * @vendor: vendor string
1390 * Returns true if @vendor is in @edid, false otherwise
1392 static bool edid_vendor(struct edid *edid, char *vendor)
1394 char edid_vendor[3];
1396 edid_vendor[0] = ((edid->mfg_id[0] & 0x7c) >> 2) + '@';
1397 edid_vendor[1] = (((edid->mfg_id[0] & 0x3) << 3) |
1398 ((edid->mfg_id[1] & 0xe0) >> 5)) + '@';
1399 edid_vendor[2] = (edid->mfg_id[1] & 0x1f) + '@';
1401 return !strncmp(edid_vendor, vendor, 3);
1405 * edid_get_quirks - return quirk flags for a given EDID
1406 * @edid: EDID to process
1408 * This tells subsequent routines what fixes they need to apply.
1410 static u32 edid_get_quirks(struct edid *edid)
1412 struct edid_quirk *quirk;
1415 for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) {
1416 quirk = &edid_quirk_list[i];
1418 if (edid_vendor(edid, quirk->vendor) &&
1419 (EDID_PRODUCT_ID(edid) == quirk->product_id))
1420 return quirk->quirks;
1426 #define MODE_SIZE(m) ((m)->hdisplay * (m)->vdisplay)
1427 #define MODE_REFRESH_DIFF(c,t) (abs((c) - (t)))
1430 * edid_fixup_preferred - set preferred modes based on quirk list
1431 * @connector: has mode list to fix up
1432 * @quirks: quirks list
1434 * Walk the mode list for @connector, clearing the preferred status
1435 * on existing modes and setting it anew for the right mode ala @quirks.
1437 static void edid_fixup_preferred(struct drm_connector *connector,
1440 struct drm_display_mode *t, *cur_mode, *preferred_mode;
1441 int target_refresh = 0;
1442 int cur_vrefresh, preferred_vrefresh;
1444 if (list_empty(&connector->probed_modes))
1447 if (quirks & EDID_QUIRK_PREFER_LARGE_60)
1448 target_refresh = 60;
1449 if (quirks & EDID_QUIRK_PREFER_LARGE_75)
1450 target_refresh = 75;
1452 preferred_mode = list_first_entry(&connector->probed_modes,
1453 struct drm_display_mode, head);
1455 list_for_each_entry_safe(cur_mode, t, &connector->probed_modes, head) {
1456 cur_mode->type &= ~DRM_MODE_TYPE_PREFERRED;
1458 if (cur_mode == preferred_mode)
1461 /* Largest mode is preferred */
1462 if (MODE_SIZE(cur_mode) > MODE_SIZE(preferred_mode))
1463 preferred_mode = cur_mode;
1465 cur_vrefresh = cur_mode->vrefresh ?
1466 cur_mode->vrefresh : drm_mode_vrefresh(cur_mode);
1467 preferred_vrefresh = preferred_mode->vrefresh ?
1468 preferred_mode->vrefresh : drm_mode_vrefresh(preferred_mode);
1469 /* At a given size, try to get closest to target refresh */
1470 if ((MODE_SIZE(cur_mode) == MODE_SIZE(preferred_mode)) &&
1471 MODE_REFRESH_DIFF(cur_vrefresh, target_refresh) <
1472 MODE_REFRESH_DIFF(preferred_vrefresh, target_refresh)) {
1473 preferred_mode = cur_mode;
1477 preferred_mode->type |= DRM_MODE_TYPE_PREFERRED;
1481 mode_is_rb(const struct drm_display_mode *mode)
1483 return (mode->htotal - mode->hdisplay == 160) &&
1484 (mode->hsync_end - mode->hdisplay == 80) &&
1485 (mode->hsync_end - mode->hsync_start == 32) &&
1486 (mode->vsync_start - mode->vdisplay == 3);
1490 * drm_mode_find_dmt - Create a copy of a mode if present in DMT
1491 * @dev: Device to duplicate against
1492 * @hsize: Mode width
1493 * @vsize: Mode height
1494 * @fresh: Mode refresh rate
1495 * @rb: Mode reduced-blanking-ness
1497 * Walk the DMT mode list looking for a match for the given parameters.
1499 * Return: A newly allocated copy of the mode, or NULL if not found.
1501 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
1502 int hsize, int vsize, int fresh,
1507 for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) {
1508 const struct drm_display_mode *ptr = &drm_dmt_modes[i];
1509 if (hsize != ptr->hdisplay)
1511 if (vsize != ptr->vdisplay)
1513 if (fresh != drm_mode_vrefresh(ptr))
1515 if (rb != mode_is_rb(ptr))
1518 return drm_mode_duplicate(dev, ptr);
1523 EXPORT_SYMBOL(drm_mode_find_dmt);
1525 typedef void detailed_cb(struct detailed_timing *timing, void *closure);
1528 cea_for_each_detailed_block(u8 *ext, detailed_cb *cb, void *closure)
1532 u8 *det_base = ext + d;
1535 for (i = 0; i < n; i++)
1536 cb((struct detailed_timing *)(det_base + 18 * i), closure);
1540 vtb_for_each_detailed_block(u8 *ext, detailed_cb *cb, void *closure)
1542 unsigned int i, n = min((int)ext[0x02], 6);
1543 u8 *det_base = ext + 5;
1546 return; /* unknown version */
1548 for (i = 0; i < n; i++)
1549 cb((struct detailed_timing *)(det_base + 18 * i), closure);
1553 drm_for_each_detailed_block(u8 *raw_edid, detailed_cb *cb, void *closure)
1556 struct edid *edid = (struct edid *)raw_edid;
1561 for (i = 0; i < EDID_DETAILED_TIMINGS; i++)
1562 cb(&(edid->detailed_timings[i]), closure);
1564 for (i = 1; i <= raw_edid[0x7e]; i++) {
1565 u8 *ext = raw_edid + (i * EDID_LENGTH);
1568 cea_for_each_detailed_block(ext, cb, closure);
1571 vtb_for_each_detailed_block(ext, cb, closure);
1580 is_rb(struct detailed_timing *t, void *data)
1583 if (r[3] == EDID_DETAIL_MONITOR_RANGE)
1585 *(bool *)data = true;
1588 /* EDID 1.4 defines this explicitly. For EDID 1.3, we guess, badly. */
1590 drm_monitor_supports_rb(struct edid *edid)
1592 if (edid->revision >= 4) {
1594 drm_for_each_detailed_block((u8 *)edid, is_rb, &ret);
1598 return ((edid->input & DRM_EDID_INPUT_DIGITAL) != 0);
1602 find_gtf2(struct detailed_timing *t, void *data)
1605 if (r[3] == EDID_DETAIL_MONITOR_RANGE && r[10] == 0x02)
1609 /* Secondary GTF curve kicks in above some break frequency */
1611 drm_gtf2_hbreak(struct edid *edid)
1614 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r);
1615 return r ? (r[12] * 2) : 0;
1619 drm_gtf2_2c(struct edid *edid)
1622 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r);
1623 return r ? r[13] : 0;
1627 drm_gtf2_m(struct edid *edid)
1630 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r);
1631 return r ? (r[15] << 8) + r[14] : 0;
1635 drm_gtf2_k(struct edid *edid)
1638 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r);
1639 return r ? r[16] : 0;
1643 drm_gtf2_2j(struct edid *edid)
1646 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r);
1647 return r ? r[17] : 0;
1651 * standard_timing_level - get std. timing level(CVT/GTF/DMT)
1652 * @edid: EDID block to scan
1654 static int standard_timing_level(struct edid *edid)
1656 if (edid->revision >= 2) {
1657 if (edid->revision >= 4 && (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF))
1659 if (drm_gtf2_hbreak(edid))
1667 * 0 is reserved. The spec says 0x01 fill for unused timings. Some old
1668 * monitors fill with ascii space (0x20) instead.
1671 bad_std_timing(u8 a, u8 b)
1673 return (a == 0x00 && b == 0x00) ||
1674 (a == 0x01 && b == 0x01) ||
1675 (a == 0x20 && b == 0x20);
1679 * drm_mode_std - convert standard mode info (width, height, refresh) into mode
1680 * @connector: connector of for the EDID block
1681 * @edid: EDID block to scan
1682 * @t: standard timing params
1684 * Take the standard timing params (in this case width, aspect, and refresh)
1685 * and convert them into a real mode using CVT/GTF/DMT.
1687 static struct drm_display_mode *
1688 drm_mode_std(struct drm_connector *connector, struct edid *edid,
1689 struct std_timing *t)
1691 struct drm_device *dev = connector->dev;
1692 struct drm_display_mode *m, *mode = NULL;
1695 unsigned aspect_ratio = (t->vfreq_aspect & EDID_TIMING_ASPECT_MASK)
1696 >> EDID_TIMING_ASPECT_SHIFT;
1697 unsigned vfreq = (t->vfreq_aspect & EDID_TIMING_VFREQ_MASK)
1698 >> EDID_TIMING_VFREQ_SHIFT;
1699 int timing_level = standard_timing_level(edid);
1701 if (bad_std_timing(t->hsize, t->vfreq_aspect))
1704 /* According to the EDID spec, the hdisplay = hsize * 8 + 248 */
1705 hsize = t->hsize * 8 + 248;
1706 /* vrefresh_rate = vfreq + 60 */
1707 vrefresh_rate = vfreq + 60;
1708 /* the vdisplay is calculated based on the aspect ratio */
1709 if (aspect_ratio == 0) {
1710 if (edid->revision < 3)
1713 vsize = (hsize * 10) / 16;
1714 } else if (aspect_ratio == 1)
1715 vsize = (hsize * 3) / 4;
1716 else if (aspect_ratio == 2)
1717 vsize = (hsize * 4) / 5;
1719 vsize = (hsize * 9) / 16;
1721 /* HDTV hack, part 1 */
1722 if (vrefresh_rate == 60 &&
1723 ((hsize == 1360 && vsize == 765) ||
1724 (hsize == 1368 && vsize == 769))) {
1730 * If this connector already has a mode for this size and refresh
1731 * rate (because it came from detailed or CVT info), use that
1732 * instead. This way we don't have to guess at interlace or
1735 list_for_each_entry(m, &connector->probed_modes, head)
1736 if (m->hdisplay == hsize && m->vdisplay == vsize &&
1737 drm_mode_vrefresh(m) == vrefresh_rate)
1740 /* HDTV hack, part 2 */
1741 if (hsize == 1366 && vsize == 768 && vrefresh_rate == 60) {
1742 mode = drm_cvt_mode(dev, 1366, 768, vrefresh_rate, 0, 0,
1744 mode->hdisplay = 1366;
1745 mode->hsync_start = mode->hsync_start - 1;
1746 mode->hsync_end = mode->hsync_end - 1;
1750 /* check whether it can be found in default mode table */
1751 if (drm_monitor_supports_rb(edid)) {
1752 mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate,
1757 mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate, false);
1761 /* okay, generate it */
1762 switch (timing_level) {
1766 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0);
1770 * This is potentially wrong if there's ever a monitor with
1771 * more than one ranges section, each claiming a different
1772 * secondary GTF curve. Please don't do that.
1774 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0);
1777 if (drm_mode_hsync(mode) > drm_gtf2_hbreak(edid)) {
1778 drm_mode_destroy(dev, mode);
1779 mode = drm_gtf_mode_complex(dev, hsize, vsize,
1780 vrefresh_rate, 0, 0,
1788 mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0,
1796 * EDID is delightfully ambiguous about how interlaced modes are to be
1797 * encoded. Our internal representation is of frame height, but some
1798 * HDTV detailed timings are encoded as field height.
1800 * The format list here is from CEA, in frame size. Technically we
1801 * should be checking refresh rate too. Whatever.
1804 drm_mode_do_interlace_quirk(struct drm_display_mode *mode,
1805 struct detailed_pixel_timing *pt)
1808 static const struct {
1810 } cea_interlaced[] = {
1820 if (!(pt->misc & DRM_EDID_PT_INTERLACED))
1823 for (i = 0; i < ARRAY_SIZE(cea_interlaced); i++) {
1824 if ((mode->hdisplay == cea_interlaced[i].w) &&
1825 (mode->vdisplay == cea_interlaced[i].h / 2)) {
1826 mode->vdisplay *= 2;
1827 mode->vsync_start *= 2;
1828 mode->vsync_end *= 2;
1834 mode->flags |= DRM_MODE_FLAG_INTERLACE;
1838 * drm_mode_detailed - create a new mode from an EDID detailed timing section
1839 * @dev: DRM device (needed to create new mode)
1841 * @timing: EDID detailed timing info
1842 * @quirks: quirks to apply
1844 * An EDID detailed timing block contains enough info for us to create and
1845 * return a new struct drm_display_mode.
1847 static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
1849 struct detailed_timing *timing,
1852 struct drm_display_mode *mode;
1853 struct detailed_pixel_timing *pt = &timing->data.pixel_data;
1854 unsigned hactive = (pt->hactive_hblank_hi & 0xf0) << 4 | pt->hactive_lo;
1855 unsigned vactive = (pt->vactive_vblank_hi & 0xf0) << 4 | pt->vactive_lo;
1856 unsigned hblank = (pt->hactive_hblank_hi & 0xf) << 8 | pt->hblank_lo;
1857 unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo;
1858 unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo;
1859 unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse_width_lo;
1860 unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) << 2 | pt->vsync_offset_pulse_width_lo >> 4;
1861 unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offset_pulse_width_lo & 0xf);
1863 /* ignore tiny modes */
1864 if (hactive < 64 || vactive < 64)
1867 if (pt->misc & DRM_EDID_PT_STEREO) {
1868 DRM_DEBUG_KMS("stereo mode not supported\n");
1871 if (!(pt->misc & DRM_EDID_PT_SEPARATE_SYNC)) {
1872 DRM_DEBUG_KMS("composite sync not supported\n");
1875 /* it is incorrect if hsync/vsync width is zero */
1876 if (!hsync_pulse_width || !vsync_pulse_width) {
1877 DRM_DEBUG_KMS("Incorrect Detailed timing. "
1878 "Wrong Hsync/Vsync pulse width\n");
1882 if (quirks & EDID_QUIRK_FORCE_REDUCED_BLANKING) {
1883 mode = drm_cvt_mode(dev, hactive, vactive, 60, true, false, false);
1890 mode = drm_mode_create(dev);
1894 if (quirks & EDID_QUIRK_135_CLOCK_TOO_HIGH)
1895 timing->pixel_clock = cpu_to_le16(1088);
1897 mode->clock = le16_to_cpu(timing->pixel_clock) * 10;
1899 mode->hdisplay = hactive;
1900 mode->hsync_start = mode->hdisplay + hsync_offset;
1901 mode->hsync_end = mode->hsync_start + hsync_pulse_width;
1902 mode->htotal = mode->hdisplay + hblank;
1904 mode->vdisplay = vactive;
1905 mode->vsync_start = mode->vdisplay + vsync_offset;
1906 mode->vsync_end = mode->vsync_start + vsync_pulse_width;
1907 mode->vtotal = mode->vdisplay + vblank;
1909 /* Some EDIDs have bogus h/vtotal values */
1910 if (mode->hsync_end > mode->htotal)
1911 mode->htotal = mode->hsync_end + 1;
1912 if (mode->vsync_end > mode->vtotal)
1913 mode->vtotal = mode->vsync_end + 1;
1915 drm_mode_do_interlace_quirk(mode, pt);
1917 if (quirks & EDID_QUIRK_DETAILED_SYNC_PP) {
1918 pt->misc |= DRM_EDID_PT_HSYNC_POSITIVE | DRM_EDID_PT_VSYNC_POSITIVE;
1921 mode->flags |= (pt->misc & DRM_EDID_PT_HSYNC_POSITIVE) ?
1922 DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC;
1923 mode->flags |= (pt->misc & DRM_EDID_PT_VSYNC_POSITIVE) ?
1924 DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC;
1927 mode->width_mm = pt->width_mm_lo | (pt->width_height_mm_hi & 0xf0) << 4;
1928 mode->height_mm = pt->height_mm_lo | (pt->width_height_mm_hi & 0xf) << 8;
1930 if (quirks & EDID_QUIRK_DETAILED_IN_CM) {
1931 mode->width_mm *= 10;
1932 mode->height_mm *= 10;
1935 if (quirks & EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE) {
1936 mode->width_mm = edid->width_cm * 10;
1937 mode->height_mm = edid->height_cm * 10;
1940 mode->type = DRM_MODE_TYPE_DRIVER;
1941 mode->vrefresh = drm_mode_vrefresh(mode);
1942 drm_mode_set_name(mode);
1948 mode_in_hsync_range(const struct drm_display_mode *mode,
1949 struct edid *edid, u8 *t)
1951 int hsync, hmin, hmax;
1954 if (edid->revision >= 4)
1955 hmin += ((t[4] & 0x04) ? 255 : 0);
1957 if (edid->revision >= 4)
1958 hmax += ((t[4] & 0x08) ? 255 : 0);
1959 hsync = drm_mode_hsync(mode);
1961 return (hsync <= hmax && hsync >= hmin);
1965 mode_in_vsync_range(const struct drm_display_mode *mode,
1966 struct edid *edid, u8 *t)
1968 int vsync, vmin, vmax;
1971 if (edid->revision >= 4)
1972 vmin += ((t[4] & 0x01) ? 255 : 0);
1974 if (edid->revision >= 4)
1975 vmax += ((t[4] & 0x02) ? 255 : 0);
1976 vsync = drm_mode_vrefresh(mode);
1978 return (vsync <= vmax && vsync >= vmin);
1982 range_pixel_clock(struct edid *edid, u8 *t)
1985 if (t[9] == 0 || t[9] == 255)
1988 /* 1.4 with CVT support gives us real precision, yay */
1989 if (edid->revision >= 4 && t[10] == 0x04)
1990 return (t[9] * 10000) - ((t[12] >> 2) * 250);
1992 /* 1.3 is pathetic, so fuzz up a bit */
1993 return t[9] * 10000 + 5001;
1997 mode_in_range(const struct drm_display_mode *mode, struct edid *edid,
1998 struct detailed_timing *timing)
2001 u8 *t = (u8 *)timing;
2003 if (!mode_in_hsync_range(mode, edid, t))
2006 if (!mode_in_vsync_range(mode, edid, t))
2009 if ((max_clock = range_pixel_clock(edid, t)))
2010 if (mode->clock > max_clock)
2013 /* 1.4 max horizontal check */
2014 if (edid->revision >= 4 && t[10] == 0x04)
2015 if (t[13] && mode->hdisplay > 8 * (t[13] + (256 * (t[12]&0x3))))
2018 if (mode_is_rb(mode) && !drm_monitor_supports_rb(edid))
2024 static bool valid_inferred_mode(const struct drm_connector *connector,
2025 const struct drm_display_mode *mode)
2027 struct drm_display_mode *m;
2030 list_for_each_entry(m, &connector->probed_modes, head) {
2031 if (mode->hdisplay == m->hdisplay &&
2032 mode->vdisplay == m->vdisplay &&
2033 drm_mode_vrefresh(mode) == drm_mode_vrefresh(m))
2034 return false; /* duplicated */
2035 if (mode->hdisplay <= m->hdisplay &&
2036 mode->vdisplay <= m->vdisplay)
2043 drm_dmt_modes_for_range(struct drm_connector *connector, struct edid *edid,
2044 struct detailed_timing *timing)
2047 struct drm_display_mode *newmode;
2048 struct drm_device *dev = connector->dev;
2050 for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) {
2051 if (mode_in_range(drm_dmt_modes + i, edid, timing) &&
2052 valid_inferred_mode(connector, drm_dmt_modes + i)) {
2053 newmode = drm_mode_duplicate(dev, &drm_dmt_modes[i]);
2055 drm_mode_probed_add(connector, newmode);
2064 /* fix up 1366x768 mode from 1368x768;
2065 * GFT/CVT can't express 1366 width which isn't dividable by 8
2067 static void fixup_mode_1366x768(struct drm_display_mode *mode)
2069 if (mode->hdisplay == 1368 && mode->vdisplay == 768) {
2070 mode->hdisplay = 1366;
2071 mode->hsync_start--;
2073 drm_mode_set_name(mode);
2078 drm_gtf_modes_for_range(struct drm_connector *connector, struct edid *edid,
2079 struct detailed_timing *timing)
2082 struct drm_display_mode *newmode;
2083 struct drm_device *dev = connector->dev;
2085 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) {
2086 const struct minimode *m = &extra_modes[i];
2087 newmode = drm_gtf_mode(dev, m->w, m->h, m->r, 0, 0);
2091 fixup_mode_1366x768(newmode);
2092 if (!mode_in_range(newmode, edid, timing) ||
2093 !valid_inferred_mode(connector, newmode)) {
2094 drm_mode_destroy(dev, newmode);
2098 drm_mode_probed_add(connector, newmode);
2106 drm_cvt_modes_for_range(struct drm_connector *connector, struct edid *edid,
2107 struct detailed_timing *timing)
2110 struct drm_display_mode *newmode;
2111 struct drm_device *dev = connector->dev;
2112 bool rb = drm_monitor_supports_rb(edid);
2114 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) {
2115 const struct minimode *m = &extra_modes[i];
2116 newmode = drm_cvt_mode(dev, m->w, m->h, m->r, rb, 0, 0);
2120 fixup_mode_1366x768(newmode);
2121 if (!mode_in_range(newmode, edid, timing) ||
2122 !valid_inferred_mode(connector, newmode)) {
2123 drm_mode_destroy(dev, newmode);
2127 drm_mode_probed_add(connector, newmode);
2135 do_inferred_modes(struct detailed_timing *timing, void *c)
2137 struct detailed_mode_closure *closure = c;
2138 struct detailed_non_pixel *data = &timing->data.other_data;
2139 struct detailed_data_monitor_range *range = &data->data.range;
2141 if (data->type != EDID_DETAIL_MONITOR_RANGE)
2144 closure->modes += drm_dmt_modes_for_range(closure->connector,
2148 if (!version_greater(closure->edid, 1, 1))
2149 return; /* GTF not defined yet */
2151 switch (range->flags) {
2152 case 0x02: /* secondary gtf, XXX could do more */
2153 case 0x00: /* default gtf */
2154 closure->modes += drm_gtf_modes_for_range(closure->connector,
2158 case 0x04: /* cvt, only in 1.4+ */
2159 if (!version_greater(closure->edid, 1, 3))
2162 closure->modes += drm_cvt_modes_for_range(closure->connector,
2166 case 0x01: /* just the ranges, no formula */
2173 add_inferred_modes(struct drm_connector *connector, struct edid *edid)
2175 struct detailed_mode_closure closure = {
2176 .connector = connector,
2180 if (version_greater(edid, 1, 0))
2181 drm_for_each_detailed_block((u8 *)edid, do_inferred_modes,
2184 return closure.modes;
2188 drm_est3_modes(struct drm_connector *connector, struct detailed_timing *timing)
2190 int i, j, m, modes = 0;
2191 struct drm_display_mode *mode;
2192 u8 *est = ((u8 *)timing) + 5;
2194 for (i = 0; i < 6; i++) {
2195 for (j = 7; j >= 0; j--) {
2196 m = (i * 8) + (7 - j);
2197 if (m >= ARRAY_SIZE(est3_modes))
2199 if (est[i] & (1 << j)) {
2200 mode = drm_mode_find_dmt(connector->dev,
2206 drm_mode_probed_add(connector, mode);
2217 do_established_modes(struct detailed_timing *timing, void *c)
2219 struct detailed_mode_closure *closure = c;
2220 struct detailed_non_pixel *data = &timing->data.other_data;
2222 if (data->type == EDID_DETAIL_EST_TIMINGS)
2223 closure->modes += drm_est3_modes(closure->connector, timing);
2227 * add_established_modes - get est. modes from EDID and add them
2228 * @connector: connector to add mode(s) to
2229 * @edid: EDID block to scan
2231 * Each EDID block contains a bitmap of the supported "established modes" list
2232 * (defined above). Tease them out and add them to the global modes list.
2235 add_established_modes(struct drm_connector *connector, struct edid *edid)
2237 struct drm_device *dev = connector->dev;
2238 unsigned long est_bits = edid->established_timings.t1 |
2239 (edid->established_timings.t2 << 8) |
2240 ((edid->established_timings.mfg_rsvd & 0x80) << 9);
2242 struct detailed_mode_closure closure = {
2243 .connector = connector,
2247 for (i = 0; i <= EDID_EST_TIMINGS; i++) {
2248 if (est_bits & (1<<i)) {
2249 struct drm_display_mode *newmode;
2250 newmode = drm_mode_duplicate(dev, &edid_est_modes[i]);
2252 drm_mode_probed_add(connector, newmode);
2258 if (version_greater(edid, 1, 0))
2259 drm_for_each_detailed_block((u8 *)edid,
2260 do_established_modes, &closure);
2262 return modes + closure.modes;
2266 do_standard_modes(struct detailed_timing *timing, void *c)
2268 struct detailed_mode_closure *closure = c;
2269 struct detailed_non_pixel *data = &timing->data.other_data;
2270 struct drm_connector *connector = closure->connector;
2271 struct edid *edid = closure->edid;
2273 if (data->type == EDID_DETAIL_STD_MODES) {
2275 for (i = 0; i < 6; i++) {
2276 struct std_timing *std;
2277 struct drm_display_mode *newmode;
2279 std = &data->data.timings[i];
2280 newmode = drm_mode_std(connector, edid, std);
2282 drm_mode_probed_add(connector, newmode);
2290 * add_standard_modes - get std. modes from EDID and add them
2291 * @connector: connector to add mode(s) to
2292 * @edid: EDID block to scan
2294 * Standard modes can be calculated using the appropriate standard (DMT,
2295 * GTF or CVT. Grab them from @edid and add them to the list.
2298 add_standard_modes(struct drm_connector *connector, struct edid *edid)
2301 struct detailed_mode_closure closure = {
2302 .connector = connector,
2306 for (i = 0; i < EDID_STD_TIMINGS; i++) {
2307 struct drm_display_mode *newmode;
2309 newmode = drm_mode_std(connector, edid,
2310 &edid->standard_timings[i]);
2312 drm_mode_probed_add(connector, newmode);
2317 if (version_greater(edid, 1, 0))
2318 drm_for_each_detailed_block((u8 *)edid, do_standard_modes,
2321 /* XXX should also look for standard codes in VTB blocks */
2323 return modes + closure.modes;
2326 static int drm_cvt_modes(struct drm_connector *connector,
2327 struct detailed_timing *timing)
2329 int i, j, modes = 0;
2330 struct drm_display_mode *newmode;
2331 struct drm_device *dev = connector->dev;
2332 struct cvt_timing *cvt;
2333 const int rates[] = { 60, 85, 75, 60, 50 };
2334 const u8 empty[3] = { 0, 0, 0 };
2336 for (i = 0; i < 4; i++) {
2337 int uninitialized_var(width), height;
2338 cvt = &(timing->data.other_data.data.cvt[i]);
2340 if (!memcmp(cvt->code, empty, 3))
2343 height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2;
2344 switch (cvt->code[1] & 0x0c) {
2346 width = height * 4 / 3;
2349 width = height * 16 / 9;
2352 width = height * 16 / 10;
2355 width = height * 15 / 9;
2359 for (j = 1; j < 5; j++) {
2360 if (cvt->code[2] & (1 << j)) {
2361 newmode = drm_cvt_mode(dev, width, height,
2365 drm_mode_probed_add(connector, newmode);
2376 do_cvt_mode(struct detailed_timing *timing, void *c)
2378 struct detailed_mode_closure *closure = c;
2379 struct detailed_non_pixel *data = &timing->data.other_data;
2381 if (data->type == EDID_DETAIL_CVT_3BYTE)
2382 closure->modes += drm_cvt_modes(closure->connector, timing);
2386 add_cvt_modes(struct drm_connector *connector, struct edid *edid)
2388 struct detailed_mode_closure closure = {
2389 .connector = connector,
2393 if (version_greater(edid, 1, 2))
2394 drm_for_each_detailed_block((u8 *)edid, do_cvt_mode, &closure);
2396 /* XXX should also look for CVT codes in VTB blocks */
2398 return closure.modes;
2402 do_detailed_mode(struct detailed_timing *timing, void *c)
2404 struct detailed_mode_closure *closure = c;
2405 struct drm_display_mode *newmode;
2407 if (timing->pixel_clock) {
2408 newmode = drm_mode_detailed(closure->connector->dev,
2409 closure->edid, timing,
2414 if (closure->preferred)
2415 newmode->type |= DRM_MODE_TYPE_PREFERRED;
2417 drm_mode_probed_add(closure->connector, newmode);
2419 closure->preferred = 0;
2424 * add_detailed_modes - Add modes from detailed timings
2425 * @connector: attached connector
2426 * @edid: EDID block to scan
2427 * @quirks: quirks to apply
2430 add_detailed_modes(struct drm_connector *connector, struct edid *edid,
2433 struct detailed_mode_closure closure = {
2434 .connector = connector,
2440 if (closure.preferred && !version_greater(edid, 1, 3))
2442 (edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING);
2444 drm_for_each_detailed_block((u8 *)edid, do_detailed_mode, &closure);
2446 return closure.modes;
2449 #define AUDIO_BLOCK 0x01
2450 #define VIDEO_BLOCK 0x02
2451 #define VENDOR_BLOCK 0x03
2452 #define SPEAKER_BLOCK 0x04
2453 #define VIDEO_CAPABILITY_BLOCK 0x07
2454 #define EDID_BASIC_AUDIO (1 << 6)
2455 #define EDID_CEA_YCRCB444 (1 << 5)
2456 #define EDID_CEA_YCRCB422 (1 << 4)
2457 #define EDID_CEA_VCDB_QS (1 << 6)
2460 * Search EDID for CEA extension block.
2462 static u8 *drm_find_edid_extension(struct edid *edid, int ext_id)
2464 u8 *edid_ext = NULL;
2467 /* No EDID or EDID extensions */
2468 if (edid == NULL || edid->extensions == 0)
2471 /* Find CEA extension */
2472 for (i = 0; i < edid->extensions; i++) {
2473 edid_ext = (u8 *)edid + EDID_LENGTH * (i + 1);
2474 if (edid_ext[0] == ext_id)
2478 if (i == edid->extensions)
2484 static u8 *drm_find_cea_extension(struct edid *edid)
2486 return drm_find_edid_extension(edid, CEA_EXT);
2489 static u8 *drm_find_displayid_extension(struct edid *edid)
2491 return drm_find_edid_extension(edid, DISPLAYID_EXT);
2495 * Calculate the alternate clock for the CEA mode
2496 * (60Hz vs. 59.94Hz etc.)
2499 cea_mode_alternate_clock(const struct drm_display_mode *cea_mode)
2501 unsigned int clock = cea_mode->clock;
2503 if (cea_mode->vrefresh % 6 != 0)
2507 * edid_cea_modes contains the 59.94Hz
2508 * variant for 240 and 480 line modes,
2509 * and the 60Hz variant otherwise.
2511 if (cea_mode->vdisplay == 240 || cea_mode->vdisplay == 480)
2512 clock = clock * 1001 / 1000;
2514 clock = DIV_ROUND_UP(clock * 1000, 1001);
2520 * drm_match_cea_mode - look for a CEA mode matching given mode
2521 * @to_match: display mode
2523 * Return: The CEA Video ID (VIC) of the mode or 0 if it isn't a CEA-861
2526 u8 drm_match_cea_mode(const struct drm_display_mode *to_match)
2530 if (!to_match->clock)
2533 for (mode = 0; mode < ARRAY_SIZE(edid_cea_modes); mode++) {
2534 const struct drm_display_mode *cea_mode = &edid_cea_modes[mode];
2535 unsigned int clock1, clock2;
2537 /* Check both 60Hz and 59.94Hz */
2538 clock1 = cea_mode->clock;
2539 clock2 = cea_mode_alternate_clock(cea_mode);
2541 if ((KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock1) ||
2542 KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock2)) &&
2543 drm_mode_equal_no_clocks_no_stereo(to_match, cea_mode))
2548 EXPORT_SYMBOL(drm_match_cea_mode);
2551 * drm_get_cea_aspect_ratio - get the picture aspect ratio corresponding to
2552 * the input VIC from the CEA mode list
2553 * @video_code: ID given to each of the CEA modes
2555 * Returns picture aspect ratio
2557 enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code)
2559 /* return picture aspect ratio for video_code - 1 to access the
2560 * right array element
2562 return edid_cea_modes[video_code-1].picture_aspect_ratio;
2564 EXPORT_SYMBOL(drm_get_cea_aspect_ratio);
2567 * Calculate the alternate clock for HDMI modes (those from the HDMI vendor
2570 * It's almost like cea_mode_alternate_clock(), we just need to add an
2571 * exception for the VIC 4 mode (4096x2160@24Hz): no alternate clock for this
2575 hdmi_mode_alternate_clock(const struct drm_display_mode *hdmi_mode)
2577 if (hdmi_mode->vdisplay == 4096 && hdmi_mode->hdisplay == 2160)
2578 return hdmi_mode->clock;
2580 return cea_mode_alternate_clock(hdmi_mode);
2584 * drm_match_hdmi_mode - look for a HDMI mode matching given mode
2585 * @to_match: display mode
2587 * An HDMI mode is one defined in the HDMI vendor specific block.
2589 * Returns the HDMI Video ID (VIC) of the mode or 0 if it isn't one.
2591 static u8 drm_match_hdmi_mode(const struct drm_display_mode *to_match)
2595 if (!to_match->clock)
2598 for (mode = 0; mode < ARRAY_SIZE(edid_4k_modes); mode++) {
2599 const struct drm_display_mode *hdmi_mode = &edid_4k_modes[mode];
2600 unsigned int clock1, clock2;
2602 /* Make sure to also match alternate clocks */
2603 clock1 = hdmi_mode->clock;
2604 clock2 = hdmi_mode_alternate_clock(hdmi_mode);
2606 if ((KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock1) ||
2607 KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock2)) &&
2608 drm_mode_equal_no_clocks_no_stereo(to_match, hdmi_mode))
2615 add_alternate_cea_modes(struct drm_connector *connector, struct edid *edid)
2617 struct drm_device *dev = connector->dev;
2618 struct drm_display_mode *mode, *tmp;
2622 /* Don't add CEA modes if the CEA extension block is missing */
2623 if (!drm_find_cea_extension(edid))
2627 * Go through all probed modes and create a new mode
2628 * with the alternate clock for certain CEA modes.
2630 list_for_each_entry(mode, &connector->probed_modes, head) {
2631 const struct drm_display_mode *cea_mode = NULL;
2632 struct drm_display_mode *newmode;
2633 u8 mode_idx = drm_match_cea_mode(mode) - 1;
2634 unsigned int clock1, clock2;
2636 if (mode_idx < ARRAY_SIZE(edid_cea_modes)) {
2637 cea_mode = &edid_cea_modes[mode_idx];
2638 clock2 = cea_mode_alternate_clock(cea_mode);
2640 mode_idx = drm_match_hdmi_mode(mode) - 1;
2641 if (mode_idx < ARRAY_SIZE(edid_4k_modes)) {
2642 cea_mode = &edid_4k_modes[mode_idx];
2643 clock2 = hdmi_mode_alternate_clock(cea_mode);
2650 clock1 = cea_mode->clock;
2652 if (clock1 == clock2)
2655 if (mode->clock != clock1 && mode->clock != clock2)
2658 newmode = drm_mode_duplicate(dev, cea_mode);
2662 /* Carry over the stereo flags */
2663 newmode->flags |= mode->flags & DRM_MODE_FLAG_3D_MASK;
2666 * The current mode could be either variant. Make
2667 * sure to pick the "other" clock for the new mode.
2669 if (mode->clock != clock1)
2670 newmode->clock = clock1;
2672 newmode->clock = clock2;
2674 list_add_tail(&newmode->head, &list);
2677 list_for_each_entry_safe(mode, tmp, &list, head) {
2678 list_del(&mode->head);
2679 drm_mode_probed_add(connector, mode);
2686 static struct drm_display_mode *
2687 drm_display_mode_from_vic_index(struct drm_connector *connector,
2688 const u8 *video_db, u8 video_len,
2691 struct drm_device *dev = connector->dev;
2692 struct drm_display_mode *newmode;
2695 if (video_db == NULL || video_index >= video_len)
2698 /* CEA modes are numbered 1..127 */
2699 cea_mode = (video_db[video_index] & 127) - 1;
2700 if (cea_mode >= ARRAY_SIZE(edid_cea_modes))
2703 newmode = drm_mode_duplicate(dev, &edid_cea_modes[cea_mode]);
2707 newmode->vrefresh = 0;
2713 do_cea_modes(struct drm_connector *connector, const u8 *db, u8 len)
2717 for (i = 0; i < len; i++) {
2718 struct drm_display_mode *mode;
2719 mode = drm_display_mode_from_vic_index(connector, db, len, i);
2721 drm_mode_probed_add(connector, mode);
2729 struct stereo_mandatory_mode {
2730 int width, height, vrefresh;
2734 static const struct stereo_mandatory_mode stereo_mandatory_modes[] = {
2735 { 1920, 1080, 24, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
2736 { 1920, 1080, 24, DRM_MODE_FLAG_3D_FRAME_PACKING },
2738 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF },
2740 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF },
2741 { 1280, 720, 50, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
2742 { 1280, 720, 50, DRM_MODE_FLAG_3D_FRAME_PACKING },
2743 { 1280, 720, 60, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
2744 { 1280, 720, 60, DRM_MODE_FLAG_3D_FRAME_PACKING }
2748 stereo_match_mandatory(const struct drm_display_mode *mode,
2749 const struct stereo_mandatory_mode *stereo_mode)
2751 unsigned int interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE;
2753 return mode->hdisplay == stereo_mode->width &&
2754 mode->vdisplay == stereo_mode->height &&
2755 interlaced == (stereo_mode->flags & DRM_MODE_FLAG_INTERLACE) &&
2756 drm_mode_vrefresh(mode) == stereo_mode->vrefresh;
2759 static int add_hdmi_mandatory_stereo_modes(struct drm_connector *connector)
2761 struct drm_device *dev = connector->dev;
2762 const struct drm_display_mode *mode;
2763 struct list_head stereo_modes;
2766 INIT_LIST_HEAD(&stereo_modes);
2768 list_for_each_entry(mode, &connector->probed_modes, head) {
2769 for (i = 0; i < ARRAY_SIZE(stereo_mandatory_modes); i++) {
2770 const struct stereo_mandatory_mode *mandatory;
2771 struct drm_display_mode *new_mode;
2773 if (!stereo_match_mandatory(mode,
2774 &stereo_mandatory_modes[i]))
2777 mandatory = &stereo_mandatory_modes[i];
2778 new_mode = drm_mode_duplicate(dev, mode);
2782 new_mode->flags |= mandatory->flags;
2783 list_add_tail(&new_mode->head, &stereo_modes);
2788 list_splice_tail(&stereo_modes, &connector->probed_modes);
2793 static int add_hdmi_mode(struct drm_connector *connector, u8 vic)
2795 struct drm_device *dev = connector->dev;
2796 struct drm_display_mode *newmode;
2798 vic--; /* VICs start at 1 */
2799 if (vic >= ARRAY_SIZE(edid_4k_modes)) {
2800 DRM_ERROR("Unknown HDMI VIC: %d\n", vic);
2804 newmode = drm_mode_duplicate(dev, &edid_4k_modes[vic]);
2808 drm_mode_probed_add(connector, newmode);
2813 static int add_3d_struct_modes(struct drm_connector *connector, u16 structure,
2814 const u8 *video_db, u8 video_len, u8 video_index)
2816 struct drm_display_mode *newmode;
2819 if (structure & (1 << 0)) {
2820 newmode = drm_display_mode_from_vic_index(connector, video_db,
2824 newmode->flags |= DRM_MODE_FLAG_3D_FRAME_PACKING;
2825 drm_mode_probed_add(connector, newmode);
2829 if (structure & (1 << 6)) {
2830 newmode = drm_display_mode_from_vic_index(connector, video_db,
2834 newmode->flags |= DRM_MODE_FLAG_3D_TOP_AND_BOTTOM;
2835 drm_mode_probed_add(connector, newmode);
2839 if (structure & (1 << 8)) {
2840 newmode = drm_display_mode_from_vic_index(connector, video_db,
2844 newmode->flags |= DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF;
2845 drm_mode_probed_add(connector, newmode);
2854 * do_hdmi_vsdb_modes - Parse the HDMI Vendor Specific data block
2855 * @connector: connector corresponding to the HDMI sink
2856 * @db: start of the CEA vendor specific block
2857 * @len: length of the CEA block payload, ie. one can access up to db[len]
2859 * Parses the HDMI VSDB looking for modes to add to @connector. This function
2860 * also adds the stereo 3d modes when applicable.
2863 do_hdmi_vsdb_modes(struct drm_connector *connector, const u8 *db, u8 len,
2864 const u8 *video_db, u8 video_len)
2866 int modes = 0, offset = 0, i, multi_present = 0, multi_len;
2867 u8 vic_len, hdmi_3d_len = 0;
2874 /* no HDMI_Video_Present */
2875 if (!(db[8] & (1 << 5)))
2878 /* Latency_Fields_Present */
2879 if (db[8] & (1 << 7))
2882 /* I_Latency_Fields_Present */
2883 if (db[8] & (1 << 6))
2886 /* the declared length is not long enough for the 2 first bytes
2887 * of additional video format capabilities */
2888 if (len < (8 + offset + 2))
2893 if (db[8 + offset] & (1 << 7)) {
2894 modes += add_hdmi_mandatory_stereo_modes(connector);
2896 /* 3D_Multi_present */
2897 multi_present = (db[8 + offset] & 0x60) >> 5;
2901 vic_len = db[8 + offset] >> 5;
2902 hdmi_3d_len = db[8 + offset] & 0x1f;
2904 for (i = 0; i < vic_len && len >= (9 + offset + i); i++) {
2907 vic = db[9 + offset + i];
2908 modes += add_hdmi_mode(connector, vic);
2910 offset += 1 + vic_len;
2912 if (multi_present == 1)
2914 else if (multi_present == 2)
2919 if (len < (8 + offset + hdmi_3d_len - 1))
2922 if (hdmi_3d_len < multi_len)
2925 if (multi_present == 1 || multi_present == 2) {
2926 /* 3D_Structure_ALL */
2927 structure_all = (db[8 + offset] << 8) | db[9 + offset];
2929 /* check if 3D_MASK is present */
2930 if (multi_present == 2)
2931 mask = (db[10 + offset] << 8) | db[11 + offset];
2935 for (i = 0; i < 16; i++) {
2936 if (mask & (1 << i))
2937 modes += add_3d_struct_modes(connector,
2944 offset += multi_len;
2946 for (i = 0; i < (hdmi_3d_len - multi_len); i++) {
2948 struct drm_display_mode *newmode = NULL;
2949 unsigned int newflag = 0;
2950 bool detail_present;
2952 detail_present = ((db[8 + offset + i] & 0x0f) > 7);
2954 if (detail_present && (i + 1 == hdmi_3d_len - multi_len))
2957 /* 2D_VIC_order_X */
2958 vic_index = db[8 + offset + i] >> 4;
2960 /* 3D_Structure_X */
2961 switch (db[8 + offset + i] & 0x0f) {
2963 newflag = DRM_MODE_FLAG_3D_FRAME_PACKING;
2966 newflag = DRM_MODE_FLAG_3D_TOP_AND_BOTTOM;
2970 if ((db[9 + offset + i] >> 4) == 1)
2971 newflag = DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF;
2976 newmode = drm_display_mode_from_vic_index(connector,
2982 newmode->flags |= newflag;
2983 drm_mode_probed_add(connector, newmode);
2997 cea_db_payload_len(const u8 *db)
2999 return db[0] & 0x1f;
3003 cea_db_tag(const u8 *db)
3009 cea_revision(const u8 *cea)
3015 cea_db_offsets(const u8 *cea, int *start, int *end)
3017 /* Data block offset in CEA extension block */
3022 if (*end < 4 || *end > 127)
3027 static bool cea_db_is_hdmi_vsdb(const u8 *db)
3031 if (cea_db_tag(db) != VENDOR_BLOCK)
3034 if (cea_db_payload_len(db) < 5)
3037 hdmi_id = db[1] | (db[2] << 8) | (db[3] << 16);
3039 return hdmi_id == HDMI_IEEE_OUI;
3042 #define for_each_cea_db(cea, i, start, end) \
3043 for ((i) = (start); (i) < (end) && (i) + cea_db_payload_len(&(cea)[(i)]) < (end); (i) += cea_db_payload_len(&(cea)[(i)]) + 1)
3046 add_cea_modes(struct drm_connector *connector, struct edid *edid)
3048 const u8 *cea = drm_find_cea_extension(edid);
3049 const u8 *db, *hdmi = NULL, *video = NULL;
3050 u8 dbl, hdmi_len, video_len = 0;
3053 if (cea && cea_revision(cea) >= 3) {
3056 if (cea_db_offsets(cea, &start, &end))
3059 for_each_cea_db(cea, i, start, end) {
3061 dbl = cea_db_payload_len(db);
3063 if (cea_db_tag(db) == VIDEO_BLOCK) {
3066 modes += do_cea_modes(connector, video, dbl);
3068 else if (cea_db_is_hdmi_vsdb(db)) {
3076 * We parse the HDMI VSDB after having added the cea modes as we will
3077 * be patching their flags when the sink supports stereo 3D.
3080 modes += do_hdmi_vsdb_modes(connector, hdmi, hdmi_len, video,
3087 parse_hdmi_vsdb(struct drm_connector *connector, const u8 *db)
3089 u8 len = cea_db_payload_len(db);
3092 connector->eld[5] |= (db[6] >> 7) << 1; /* Supports_AI */
3093 connector->dvi_dual = db[6] & 1;
3096 connector->max_tmds_clock = db[7] * 5;
3098 connector->latency_present[0] = db[8] >> 7;
3099 connector->latency_present[1] = (db[8] >> 6) & 1;
3102 connector->video_latency[0] = db[9];
3104 connector->audio_latency[0] = db[10];
3106 connector->video_latency[1] = db[11];
3108 connector->audio_latency[1] = db[12];
3110 DRM_DEBUG_KMS("HDMI: DVI dual %d, "
3111 "max TMDS clock %d, "
3112 "latency present %d %d, "
3113 "video latency %d %d, "
3114 "audio latency %d %d\n",
3115 connector->dvi_dual,
3116 connector->max_tmds_clock,
3117 (int) connector->latency_present[0],
3118 (int) connector->latency_present[1],
3119 connector->video_latency[0],
3120 connector->video_latency[1],
3121 connector->audio_latency[0],
3122 connector->audio_latency[1]);
3126 monitor_name(struct detailed_timing *t, void *data)
3128 if (t->data.other_data.type == EDID_DETAIL_MONITOR_NAME)
3129 *(u8 **)data = t->data.other_data.data.str.str;
3133 * drm_edid_to_eld - build ELD from EDID
3134 * @connector: connector corresponding to the HDMI/DP sink
3135 * @edid: EDID to parse
3137 * Fill the ELD (EDID-Like Data) buffer for passing to the audio driver. The
3138 * Conn_Type, HDCP and Port_ID ELD fields are left for the graphics driver to
3141 void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid)
3143 uint8_t *eld = connector->eld;
3151 memset(eld, 0, sizeof(connector->eld));
3153 cea = drm_find_cea_extension(edid);
3155 DRM_DEBUG_KMS("ELD: no CEA Extension found\n");
3160 drm_for_each_detailed_block((u8 *)edid, monitor_name, &name);
3161 for (mnl = 0; name && mnl < 13; mnl++) {
3162 if (name[mnl] == 0x0a)
3164 eld[20 + mnl] = name[mnl];
3166 eld[4] = (cea[1] << 5) | mnl;
3167 DRM_DEBUG_KMS("ELD monitor %s\n", eld + 20);
3169 eld[0] = 2 << 3; /* ELD version: 2 */
3171 eld[16] = edid->mfg_id[0];
3172 eld[17] = edid->mfg_id[1];
3173 eld[18] = edid->prod_code[0];
3174 eld[19] = edid->prod_code[1];
3176 if (cea_revision(cea) >= 3) {
3179 if (cea_db_offsets(cea, &start, &end)) {
3184 for_each_cea_db(cea, i, start, end) {
3186 dbl = cea_db_payload_len(db);
3188 switch (cea_db_tag(db)) {
3190 /* Audio Data Block, contains SADs */
3191 sad_count = dbl / 3;
3193 memcpy(eld + 20 + mnl, &db[1], dbl);
3196 /* Speaker Allocation Data Block */
3201 /* HDMI Vendor-Specific Data Block */
3202 if (cea_db_is_hdmi_vsdb(db))
3203 parse_hdmi_vsdb(connector, db);
3210 eld[5] |= sad_count << 4;
3212 eld[DRM_ELD_BASELINE_ELD_LEN] =
3213 DIV_ROUND_UP(drm_eld_calc_baseline_block_size(eld), 4);
3215 DRM_DEBUG_KMS("ELD size %d, SAD count %d\n",
3216 drm_eld_size(eld), sad_count);
3218 EXPORT_SYMBOL(drm_edid_to_eld);
3221 * drm_edid_to_sad - extracts SADs from EDID
3222 * @edid: EDID to parse
3223 * @sads: pointer that will be set to the extracted SADs
3225 * Looks for CEA EDID block and extracts SADs (Short Audio Descriptors) from it.
3227 * Note: The returned pointer needs to be freed using kfree().
3229 * Return: The number of found SADs or negative number on error.
3231 int drm_edid_to_sad(struct edid *edid, struct cea_sad **sads)
3234 int i, start, end, dbl;
3237 cea = drm_find_cea_extension(edid);
3239 DRM_DEBUG_KMS("SAD: no CEA Extension found\n");
3243 if (cea_revision(cea) < 3) {
3244 DRM_DEBUG_KMS("SAD: wrong CEA revision\n");
3248 if (cea_db_offsets(cea, &start, &end)) {
3249 DRM_DEBUG_KMS("SAD: invalid data block offsets\n");
3253 for_each_cea_db(cea, i, start, end) {
3256 if (cea_db_tag(db) == AUDIO_BLOCK) {
3258 dbl = cea_db_payload_len(db);
3260 count = dbl / 3; /* SAD is 3B */
3261 *sads = kcalloc(count, sizeof(**sads), GFP_KERNEL);
3264 for (j = 0; j < count; j++) {
3265 u8 *sad = &db[1 + j * 3];
3267 (*sads)[j].format = (sad[0] & 0x78) >> 3;
3268 (*sads)[j].channels = sad[0] & 0x7;
3269 (*sads)[j].freq = sad[1] & 0x7F;
3270 (*sads)[j].byte2 = sad[2];
3278 EXPORT_SYMBOL(drm_edid_to_sad);
3281 * drm_edid_to_speaker_allocation - extracts Speaker Allocation Data Blocks from EDID
3282 * @edid: EDID to parse
3283 * @sadb: pointer to the speaker block
3285 * Looks for CEA EDID block and extracts the Speaker Allocation Data Block from it.
3287 * Note: The returned pointer needs to be freed using kfree().
3289 * Return: The number of found Speaker Allocation Blocks or negative number on
3292 int drm_edid_to_speaker_allocation(struct edid *edid, u8 **sadb)
3295 int i, start, end, dbl;
3298 cea = drm_find_cea_extension(edid);
3300 DRM_DEBUG_KMS("SAD: no CEA Extension found\n");
3304 if (cea_revision(cea) < 3) {
3305 DRM_DEBUG_KMS("SAD: wrong CEA revision\n");
3309 if (cea_db_offsets(cea, &start, &end)) {
3310 DRM_DEBUG_KMS("SAD: invalid data block offsets\n");
3314 for_each_cea_db(cea, i, start, end) {
3315 const u8 *db = &cea[i];
3317 if (cea_db_tag(db) == SPEAKER_BLOCK) {
3318 dbl = cea_db_payload_len(db);
3320 /* Speaker Allocation Data Block */
3322 *sadb = kmemdup(&db[1], dbl, GFP_KERNEL);
3333 EXPORT_SYMBOL(drm_edid_to_speaker_allocation);
3336 * drm_av_sync_delay - compute the HDMI/DP sink audio-video sync delay
3337 * @connector: connector associated with the HDMI/DP sink
3338 * @mode: the display mode
3340 * Return: The HDMI/DP sink's audio-video sync delay in milliseconds or 0 if
3341 * the sink doesn't support audio or video.
3343 int drm_av_sync_delay(struct drm_connector *connector,
3344 struct drm_display_mode *mode)
3346 int i = !!(mode->flags & DRM_MODE_FLAG_INTERLACE);
3349 if (!connector->latency_present[0])
3351 if (!connector->latency_present[1])
3354 a = connector->audio_latency[i];
3355 v = connector->video_latency[i];
3358 * HDMI/DP sink doesn't support audio or video?
3360 if (a == 255 || v == 255)
3364 * Convert raw EDID values to millisecond.
3365 * Treat unknown latency as 0ms.
3368 a = min(2 * (a - 1), 500);
3370 v = min(2 * (v - 1), 500);
3372 return max(v - a, 0);
3374 EXPORT_SYMBOL(drm_av_sync_delay);
3377 * drm_select_eld - select one ELD from multiple HDMI/DP sinks
3378 * @encoder: the encoder just changed display mode
3379 * @mode: the adjusted display mode
3381 * It's possible for one encoder to be associated with multiple HDMI/DP sinks.
3382 * The policy is now hard coded to simply use the first HDMI/DP sink's ELD.
3384 * Return: The connector associated with the first HDMI/DP sink that has ELD
3387 struct drm_connector *drm_select_eld(struct drm_encoder *encoder,
3388 struct drm_display_mode *mode)
3390 struct drm_connector *connector;
3391 struct drm_device *dev = encoder->dev;
3393 WARN_ON(!mutex_is_locked(&dev->mode_config.mutex));
3394 WARN_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex));
3396 list_for_each_entry(connector, &dev->mode_config.connector_list, head)
3397 if (connector->encoder == encoder && connector->eld[0])
3402 EXPORT_SYMBOL(drm_select_eld);
3405 * drm_detect_hdmi_monitor - detect whether monitor is HDMI
3406 * @edid: monitor EDID information
3408 * Parse the CEA extension according to CEA-861-B.
3410 * Return: True if the monitor is HDMI, false if not or unknown.
3412 bool drm_detect_hdmi_monitor(struct edid *edid)
3416 int start_offset, end_offset;
3418 edid_ext = drm_find_cea_extension(edid);
3422 if (cea_db_offsets(edid_ext, &start_offset, &end_offset))
3426 * Because HDMI identifier is in Vendor Specific Block,
3427 * search it from all data blocks of CEA extension.
3429 for_each_cea_db(edid_ext, i, start_offset, end_offset) {
3430 if (cea_db_is_hdmi_vsdb(&edid_ext[i]))
3436 EXPORT_SYMBOL(drm_detect_hdmi_monitor);
3439 * drm_detect_monitor_audio - check monitor audio capability
3440 * @edid: EDID block to scan
3442 * Monitor should have CEA extension block.
3443 * If monitor has 'basic audio', but no CEA audio blocks, it's 'basic
3444 * audio' only. If there is any audio extension block and supported
3445 * audio format, assume at least 'basic audio' support, even if 'basic
3446 * audio' is not defined in EDID.
3448 * Return: True if the monitor supports audio, false otherwise.
3450 bool drm_detect_monitor_audio(struct edid *edid)
3454 bool has_audio = false;
3455 int start_offset, end_offset;
3457 edid_ext = drm_find_cea_extension(edid);
3461 has_audio = ((edid_ext[3] & EDID_BASIC_AUDIO) != 0);
3464 DRM_DEBUG_KMS("Monitor has basic audio support\n");
3468 if (cea_db_offsets(edid_ext, &start_offset, &end_offset))
3471 for_each_cea_db(edid_ext, i, start_offset, end_offset) {
3472 if (cea_db_tag(&edid_ext[i]) == AUDIO_BLOCK) {
3474 for (j = 1; j < cea_db_payload_len(&edid_ext[i]) + 1; j += 3)
3475 DRM_DEBUG_KMS("CEA audio format %d\n",
3476 (edid_ext[i + j] >> 3) & 0xf);
3483 EXPORT_SYMBOL(drm_detect_monitor_audio);
3486 * drm_rgb_quant_range_selectable - is RGB quantization range selectable?
3487 * @edid: EDID block to scan
3489 * Check whether the monitor reports the RGB quantization range selection
3490 * as supported. The AVI infoframe can then be used to inform the monitor
3491 * which quantization range (full or limited) is used.
3493 * Return: True if the RGB quantization range is selectable, false otherwise.
3495 bool drm_rgb_quant_range_selectable(struct edid *edid)
3500 edid_ext = drm_find_cea_extension(edid);
3504 if (cea_db_offsets(edid_ext, &start, &end))
3507 for_each_cea_db(edid_ext, i, start, end) {
3508 if (cea_db_tag(&edid_ext[i]) == VIDEO_CAPABILITY_BLOCK &&
3509 cea_db_payload_len(&edid_ext[i]) == 2) {
3510 DRM_DEBUG_KMS("CEA VCDB 0x%02x\n", edid_ext[i + 2]);
3511 return edid_ext[i + 2] & EDID_CEA_VCDB_QS;
3517 EXPORT_SYMBOL(drm_rgb_quant_range_selectable);
3520 * drm_assign_hdmi_deep_color_info - detect whether monitor supports
3521 * hdmi deep color modes and update drm_display_info if so.
3522 * @edid: monitor EDID information
3523 * @info: Updated with maximum supported deep color bpc and color format
3524 * if deep color supported.
3525 * @connector: DRM connector, used only for debug output
3527 * Parse the CEA extension according to CEA-861-B.
3528 * Return true if HDMI deep color supported, false if not or unknown.
3530 static bool drm_assign_hdmi_deep_color_info(struct edid *edid,
3531 struct drm_display_info *info,
3532 struct drm_connector *connector)
3534 u8 *edid_ext, *hdmi;
3536 int start_offset, end_offset;
3537 unsigned int dc_bpc = 0;
3539 edid_ext = drm_find_cea_extension(edid);
3543 if (cea_db_offsets(edid_ext, &start_offset, &end_offset))
3547 * Because HDMI identifier is in Vendor Specific Block,
3548 * search it from all data blocks of CEA extension.
3550 for_each_cea_db(edid_ext, i, start_offset, end_offset) {
3551 if (cea_db_is_hdmi_vsdb(&edid_ext[i])) {
3552 /* HDMI supports at least 8 bpc */
3555 hdmi = &edid_ext[i];
3556 if (cea_db_payload_len(hdmi) < 6)
3559 if (hdmi[6] & DRM_EDID_HDMI_DC_30) {
3561 info->edid_hdmi_dc_modes |= DRM_EDID_HDMI_DC_30;
3562 DRM_DEBUG("%s: HDMI sink does deep color 30.\n",
3566 if (hdmi[6] & DRM_EDID_HDMI_DC_36) {
3568 info->edid_hdmi_dc_modes |= DRM_EDID_HDMI_DC_36;
3569 DRM_DEBUG("%s: HDMI sink does deep color 36.\n",
3573 if (hdmi[6] & DRM_EDID_HDMI_DC_48) {
3575 info->edid_hdmi_dc_modes |= DRM_EDID_HDMI_DC_48;
3576 DRM_DEBUG("%s: HDMI sink does deep color 48.\n",
3581 DRM_DEBUG("%s: Assigning HDMI sink color depth as %d bpc.\n",
3582 connector->name, dc_bpc);
3586 * Deep color support mandates RGB444 support for all video
3587 * modes and forbids YCRCB422 support for all video modes per
3590 info->color_formats = DRM_COLOR_FORMAT_RGB444;
3592 /* YCRCB444 is optional according to spec. */
3593 if (hdmi[6] & DRM_EDID_HDMI_DC_Y444) {
3594 info->color_formats |= DRM_COLOR_FORMAT_YCRCB444;
3595 DRM_DEBUG("%s: HDMI sink does YCRCB444 in deep color.\n",
3600 * Spec says that if any deep color mode is supported at all,
3601 * then deep color 36 bit must be supported.
3603 if (!(hdmi[6] & DRM_EDID_HDMI_DC_36)) {
3604 DRM_DEBUG("%s: HDMI sink should do DC_36, but does not!\n",
3611 DRM_DEBUG("%s: No deep color support on this HDMI sink.\n",
3621 * drm_add_display_info - pull display info out if present
3623 * @info: display info (attached to connector)
3624 * @connector: connector whose edid is used to build display info
3626 * Grab any available display info and stuff it into the drm_display_info
3627 * structure that's part of the connector. Useful for tracking bpp and
3630 static void drm_add_display_info(struct edid *edid,
3631 struct drm_display_info *info,
3632 struct drm_connector *connector)
3636 info->width_mm = edid->width_cm * 10;
3637 info->height_mm = edid->height_cm * 10;
3639 /* driver figures it out in this case */
3641 info->color_formats = 0;
3643 if (edid->revision < 3)
3646 if (!(edid->input & DRM_EDID_INPUT_DIGITAL))
3649 /* Get data from CEA blocks if present */
3650 edid_ext = drm_find_cea_extension(edid);
3652 info->cea_rev = edid_ext[1];
3654 /* The existence of a CEA block should imply RGB support */
3655 info->color_formats = DRM_COLOR_FORMAT_RGB444;
3656 if (edid_ext[3] & EDID_CEA_YCRCB444)
3657 info->color_formats |= DRM_COLOR_FORMAT_YCRCB444;
3658 if (edid_ext[3] & EDID_CEA_YCRCB422)
3659 info->color_formats |= DRM_COLOR_FORMAT_YCRCB422;
3662 /* HDMI deep color modes supported? Assign to info, if so */
3663 drm_assign_hdmi_deep_color_info(edid, info, connector);
3665 /* Only defined for 1.4 with digital displays */
3666 if (edid->revision < 4)
3669 switch (edid->input & DRM_EDID_DIGITAL_DEPTH_MASK) {
3670 case DRM_EDID_DIGITAL_DEPTH_6:
3673 case DRM_EDID_DIGITAL_DEPTH_8:
3676 case DRM_EDID_DIGITAL_DEPTH_10:
3679 case DRM_EDID_DIGITAL_DEPTH_12:
3682 case DRM_EDID_DIGITAL_DEPTH_14:
3685 case DRM_EDID_DIGITAL_DEPTH_16:
3688 case DRM_EDID_DIGITAL_DEPTH_UNDEF:
3694 DRM_DEBUG("%s: Assigning EDID-1.4 digital sink color depth as %d bpc.\n",
3695 connector->name, info->bpc);
3697 info->color_formats |= DRM_COLOR_FORMAT_RGB444;
3698 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444)
3699 info->color_formats |= DRM_COLOR_FORMAT_YCRCB444;
3700 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422)
3701 info->color_formats |= DRM_COLOR_FORMAT_YCRCB422;
3705 * drm_add_edid_modes - add modes from EDID data, if available
3706 * @connector: connector we're probing
3709 * Add the specified modes to the connector's mode list.
3711 * Return: The number of modes added or 0 if we couldn't find any.
3713 int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid)
3721 if (!drm_edid_is_valid(edid)) {
3722 dev_warn(connector->dev->dev, "%s: EDID invalid.\n",
3727 quirks = edid_get_quirks(edid);
3730 * EDID spec says modes should be preferred in this order:
3731 * - preferred detailed mode
3732 * - other detailed modes from base block
3733 * - detailed modes from extension blocks
3734 * - CVT 3-byte code modes
3735 * - standard timing codes
3736 * - established timing codes
3737 * - modes inferred from GTF or CVT range information
3739 * We get this pretty much right.
3741 * XXX order for additional mode types in extension blocks?
3743 num_modes += add_detailed_modes(connector, edid, quirks);
3744 num_modes += add_cvt_modes(connector, edid);
3745 num_modes += add_standard_modes(connector, edid);
3746 num_modes += add_established_modes(connector, edid);
3747 if (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF)
3748 num_modes += add_inferred_modes(connector, edid);
3749 num_modes += add_cea_modes(connector, edid);
3750 num_modes += add_alternate_cea_modes(connector, edid);
3752 if (quirks & (EDID_QUIRK_PREFER_LARGE_60 | EDID_QUIRK_PREFER_LARGE_75))
3753 edid_fixup_preferred(connector, quirks);
3755 drm_add_display_info(edid, &connector->display_info, connector);
3757 if (quirks & EDID_QUIRK_FORCE_8BPC)
3758 connector->display_info.bpc = 8;
3760 if (quirks & EDID_QUIRK_FORCE_12BPC)
3761 connector->display_info.bpc = 12;
3765 EXPORT_SYMBOL(drm_add_edid_modes);
3768 * drm_add_modes_noedid - add modes for the connectors without EDID
3769 * @connector: connector we're probing
3770 * @hdisplay: the horizontal display limit
3771 * @vdisplay: the vertical display limit
3773 * Add the specified modes to the connector's mode list. Only when the
3774 * hdisplay/vdisplay is not beyond the given limit, it will be added.
3776 * Return: The number of modes added or 0 if we couldn't find any.
3778 int drm_add_modes_noedid(struct drm_connector *connector,
3779 int hdisplay, int vdisplay)
3781 int i, count, num_modes = 0;
3782 struct drm_display_mode *mode;
3783 struct drm_device *dev = connector->dev;
3785 count = sizeof(drm_dmt_modes) / sizeof(struct drm_display_mode);
3791 for (i = 0; i < count; i++) {
3792 const struct drm_display_mode *ptr = &drm_dmt_modes[i];
3793 if (hdisplay && vdisplay) {
3795 * Only when two are valid, they will be used to check
3796 * whether the mode should be added to the mode list of
3799 if (ptr->hdisplay > hdisplay ||
3800 ptr->vdisplay > vdisplay)
3803 if (drm_mode_vrefresh(ptr) > 61)
3805 mode = drm_mode_duplicate(dev, ptr);
3807 drm_mode_probed_add(connector, mode);
3813 EXPORT_SYMBOL(drm_add_modes_noedid);
3816 * drm_set_preferred_mode - Sets the preferred mode of a connector
3817 * @connector: connector whose mode list should be processed
3818 * @hpref: horizontal resolution of preferred mode
3819 * @vpref: vertical resolution of preferred mode
3821 * Marks a mode as preferred if it matches the resolution specified by @hpref
3824 void drm_set_preferred_mode(struct drm_connector *connector,
3825 int hpref, int vpref)
3827 struct drm_display_mode *mode;
3829 list_for_each_entry(mode, &connector->probed_modes, head) {
3830 if (mode->hdisplay == hpref &&
3831 mode->vdisplay == vpref)
3832 mode->type |= DRM_MODE_TYPE_PREFERRED;
3835 EXPORT_SYMBOL(drm_set_preferred_mode);
3838 * drm_hdmi_avi_infoframe_from_display_mode() - fill an HDMI AVI infoframe with
3839 * data from a DRM display mode
3840 * @frame: HDMI AVI infoframe
3841 * @mode: DRM display mode
3843 * Return: 0 on success or a negative error code on failure.
3846 drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
3847 const struct drm_display_mode *mode)
3851 if (!frame || !mode)
3854 err = hdmi_avi_infoframe_init(frame);
3858 if (mode->flags & DRM_MODE_FLAG_DBLCLK)
3859 frame->pixel_repeat = 1;
3861 frame->video_code = drm_match_cea_mode(mode);
3863 frame->picture_aspect = HDMI_PICTURE_ASPECT_NONE;
3866 * Populate picture aspect ratio from either
3867 * user input (if specified) or from the CEA mode list.
3869 if (mode->picture_aspect_ratio == HDMI_PICTURE_ASPECT_4_3 ||
3870 mode->picture_aspect_ratio == HDMI_PICTURE_ASPECT_16_9)
3871 frame->picture_aspect = mode->picture_aspect_ratio;
3872 else if (frame->video_code > 0)
3873 frame->picture_aspect = drm_get_cea_aspect_ratio(
3876 frame->active_aspect = HDMI_ACTIVE_ASPECT_PICTURE;
3877 frame->scan_mode = HDMI_SCAN_MODE_UNDERSCAN;
3881 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_from_display_mode);
3883 static enum hdmi_3d_structure
3884 s3d_structure_from_display_mode(const struct drm_display_mode *mode)
3886 u32 layout = mode->flags & DRM_MODE_FLAG_3D_MASK;
3889 case DRM_MODE_FLAG_3D_FRAME_PACKING:
3890 return HDMI_3D_STRUCTURE_FRAME_PACKING;
3891 case DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE:
3892 return HDMI_3D_STRUCTURE_FIELD_ALTERNATIVE;
3893 case DRM_MODE_FLAG_3D_LINE_ALTERNATIVE:
3894 return HDMI_3D_STRUCTURE_LINE_ALTERNATIVE;
3895 case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL:
3896 return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_FULL;
3897 case DRM_MODE_FLAG_3D_L_DEPTH:
3898 return HDMI_3D_STRUCTURE_L_DEPTH;
3899 case DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH:
3900 return HDMI_3D_STRUCTURE_L_DEPTH_GFX_GFX_DEPTH;
3901 case DRM_MODE_FLAG_3D_TOP_AND_BOTTOM:
3902 return HDMI_3D_STRUCTURE_TOP_AND_BOTTOM;
3903 case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF:
3904 return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_HALF;
3906 return HDMI_3D_STRUCTURE_INVALID;
3911 * drm_hdmi_vendor_infoframe_from_display_mode() - fill an HDMI infoframe with
3912 * data from a DRM display mode
3913 * @frame: HDMI vendor infoframe
3914 * @mode: DRM display mode
3916 * Note that there's is a need to send HDMI vendor infoframes only when using a
3917 * 4k or stereoscopic 3D mode. So when giving any other mode as input this
3918 * function will return -EINVAL, error that can be safely ignored.
3920 * Return: 0 on success or a negative error code on failure.
3923 drm_hdmi_vendor_infoframe_from_display_mode(struct hdmi_vendor_infoframe *frame,
3924 const struct drm_display_mode *mode)
3930 if (!frame || !mode)
3933 vic = drm_match_hdmi_mode(mode);
3934 s3d_flags = mode->flags & DRM_MODE_FLAG_3D_MASK;
3936 if (!vic && !s3d_flags)
3939 if (vic && s3d_flags)
3942 err = hdmi_vendor_infoframe_init(frame);
3949 frame->s3d_struct = s3d_structure_from_display_mode(mode);
3953 EXPORT_SYMBOL(drm_hdmi_vendor_infoframe_from_display_mode);
3955 static int drm_parse_display_id(struct drm_connector *connector,
3956 u8 *displayid, int length,
3957 bool is_edid_extension)
3959 /* if this is an EDID extension the first byte will be 0x70 */
3961 struct displayid_hdr *base;
3962 struct displayid_block *block;
3966 if (is_edid_extension)
3969 base = (struct displayid_hdr *)&displayid[idx];
3971 DRM_DEBUG_KMS("base revision 0x%x, length %d, %d %d\n",
3972 base->rev, base->bytes, base->prod_id, base->ext_count);
3974 if (base->bytes + 5 > length - idx)
3977 for (i = idx; i <= base->bytes + 5; i++) {
3978 csum += displayid[i];
3981 DRM_ERROR("DisplayID checksum invalid, remainder is %d\n", csum);
3985 block = (struct displayid_block *)&displayid[idx + 4];
3986 DRM_DEBUG_KMS("block id %d, rev %d, len %d\n",
3987 block->tag, block->rev, block->num_bytes);
3989 switch (block->tag) {
3990 case DATA_BLOCK_TILED_DISPLAY: {
3991 struct displayid_tiled_block *tile = (struct displayid_tiled_block *)block;
3994 u8 tile_v_loc, tile_h_loc;
3995 u8 num_v_tile, num_h_tile;
3996 struct drm_tile_group *tg;
3998 w = tile->tile_size[0] | tile->tile_size[1] << 8;
3999 h = tile->tile_size[2] | tile->tile_size[3] << 8;
4001 num_v_tile = (tile->topo[0] & 0xf) | (tile->topo[2] & 0x30);
4002 num_h_tile = (tile->topo[0] >> 4) | ((tile->topo[2] >> 2) & 0x30);
4003 tile_v_loc = (tile->topo[1] & 0xf) | ((tile->topo[2] & 0x3) << 4);
4004 tile_h_loc = (tile->topo[1] >> 4) | (((tile->topo[2] >> 2) & 0x3) << 4);
4006 connector->has_tile = true;
4007 if (tile->tile_cap & 0x80)
4008 connector->tile_is_single_monitor = true;
4010 connector->num_h_tile = num_h_tile + 1;
4011 connector->num_v_tile = num_v_tile + 1;
4012 connector->tile_h_loc = tile_h_loc;
4013 connector->tile_v_loc = tile_v_loc;
4014 connector->tile_h_size = w + 1;
4015 connector->tile_v_size = h + 1;
4017 DRM_DEBUG_KMS("tile cap 0x%x\n", tile->tile_cap);
4018 DRM_DEBUG_KMS("tile_size %d x %d\n", w + 1, h + 1);
4019 DRM_DEBUG_KMS("topo num tiles %dx%d, location %dx%d\n",
4020 num_h_tile + 1, num_v_tile + 1, tile_h_loc, tile_v_loc);
4021 DRM_DEBUG_KMS("vend %c%c%c\n", tile->topology_id[0], tile->topology_id[1], tile->topology_id[2]);
4023 tg = drm_mode_get_tile_group(connector->dev, tile->topology_id);
4025 tg = drm_mode_create_tile_group(connector->dev, tile->topology_id);
4030 if (connector->tile_group != tg) {
4031 /* if we haven't got a pointer,
4032 take the reference, drop ref to old tile group */
4033 if (connector->tile_group) {
4034 drm_mode_put_tile_group(connector->dev, connector->tile_group);
4036 connector->tile_group = tg;
4038 /* if same tile group, then release the ref we just took. */
4039 drm_mode_put_tile_group(connector->dev, tg);
4043 printk("unknown displayid tag %d\n", block->tag);
4049 static void drm_get_displayid(struct drm_connector *connector,
4052 void *displayid = NULL;
4054 connector->has_tile = false;
4055 displayid = drm_find_displayid_extension(edid);
4057 /* drop reference to any tile group we had */
4061 ret = drm_parse_display_id(connector, displayid, EDID_LENGTH, true);
4064 if (!connector->has_tile)
4068 if (connector->tile_group) {
4069 drm_mode_put_tile_group(connector->dev, connector->tile_group);
4070 connector->tile_group = NULL;