1 /* 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. 6 * 7 * DDC probing routines (drm_ddc_read & drm_do_probe_ddc_edid) originally from 8 * FB layer. 9 * Copyright (C) 2006 Dennis Munsie <dmunsie@cecropia.com> 10 * 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: 17 * 18 * The above copyright notice and this permission notice (including the 19 * next paragraph) shall be included in all copies or substantial portions 20 * of the Software. 21 * 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. 29 */ 30 31 #include <linux/bitfield.h> 32 #include <linux/hdmi.h> 33 #include <linux/i2c.h> 34 #include <linux/kernel.h> 35 #include <linux/module.h> 36 #include <linux/pci.h> 37 #include <linux/slab.h> 38 #include <linux/vga_switcheroo.h> 39 40 #include <drm/drm_displayid.h> 41 #include <drm/drm_drv.h> 42 #include <drm/drm_edid.h> 43 #include <drm/drm_encoder.h> 44 #include <drm/drm_print.h> 45 #include <drm/drm_scdc_helper.h> 46 47 #include "drm_crtc_internal.h" 48 49 #define version_greater(edid, maj, min) \ 50 (((edid)->version > (maj)) || \ 51 ((edid)->version == (maj) && (edid)->revision > (min))) 52 53 static int oui(u8 first, u8 second, u8 third) 54 { 55 return (first << 16) | (second << 8) | third; 56 } 57 58 #define EDID_EST_TIMINGS 16 59 #define EDID_STD_TIMINGS 8 60 #define EDID_DETAILED_TIMINGS 4 61 62 /* 63 * EDID blocks out in the wild have a variety of bugs, try to collect 64 * them here (note that userspace may work around broken monitors first, 65 * but fixes should make their way here so that the kernel "just works" 66 * on as many displays as possible). 67 */ 68 69 /* First detailed mode wrong, use largest 60Hz mode */ 70 #define EDID_QUIRK_PREFER_LARGE_60 (1 << 0) 71 /* Reported 135MHz pixel clock is too high, needs adjustment */ 72 #define EDID_QUIRK_135_CLOCK_TOO_HIGH (1 << 1) 73 /* Prefer the largest mode at 75 Hz */ 74 #define EDID_QUIRK_PREFER_LARGE_75 (1 << 2) 75 /* Detail timing is in cm not mm */ 76 #define EDID_QUIRK_DETAILED_IN_CM (1 << 3) 77 /* Detailed timing descriptors have bogus size values, so just take the 78 * maximum size and use that. 79 */ 80 #define EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE (1 << 4) 81 /* use +hsync +vsync for detailed mode */ 82 #define EDID_QUIRK_DETAILED_SYNC_PP (1 << 6) 83 /* Force reduced-blanking timings for detailed modes */ 84 #define EDID_QUIRK_FORCE_REDUCED_BLANKING (1 << 7) 85 /* Force 8bpc */ 86 #define EDID_QUIRK_FORCE_8BPC (1 << 8) 87 /* Force 12bpc */ 88 #define EDID_QUIRK_FORCE_12BPC (1 << 9) 89 /* Force 6bpc */ 90 #define EDID_QUIRK_FORCE_6BPC (1 << 10) 91 /* Force 10bpc */ 92 #define EDID_QUIRK_FORCE_10BPC (1 << 11) 93 /* Non desktop display (i.e. HMD) */ 94 #define EDID_QUIRK_NON_DESKTOP (1 << 12) 95 96 #define MICROSOFT_IEEE_OUI 0xca125c 97 98 struct detailed_mode_closure { 99 struct drm_connector *connector; 100 struct edid *edid; 101 bool preferred; 102 u32 quirks; 103 int modes; 104 }; 105 106 #define LEVEL_DMT 0 107 #define LEVEL_GTF 1 108 #define LEVEL_GTF2 2 109 #define LEVEL_CVT 3 110 111 #define EDID_QUIRK(vend_chr_0, vend_chr_1, vend_chr_2, product_id, _quirks) \ 112 { \ 113 .panel_id = drm_edid_encode_panel_id(vend_chr_0, vend_chr_1, vend_chr_2, \ 114 product_id), \ 115 .quirks = _quirks \ 116 } 117 118 static const struct edid_quirk { 119 u32 panel_id; 120 u32 quirks; 121 } edid_quirk_list[] = { 122 /* Acer AL1706 */ 123 EDID_QUIRK('A', 'C', 'R', 44358, EDID_QUIRK_PREFER_LARGE_60), 124 /* Acer F51 */ 125 EDID_QUIRK('A', 'P', 'I', 0x7602, EDID_QUIRK_PREFER_LARGE_60), 126 127 /* AEO model 0 reports 8 bpc, but is a 6 bpc panel */ 128 EDID_QUIRK('A', 'E', 'O', 0, EDID_QUIRK_FORCE_6BPC), 129 130 /* BOE model on HP Pavilion 15-n233sl reports 8 bpc, but is a 6 bpc panel */ 131 EDID_QUIRK('B', 'O', 'E', 0x78b, EDID_QUIRK_FORCE_6BPC), 132 133 /* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */ 134 EDID_QUIRK('C', 'P', 'T', 0x17df, EDID_QUIRK_FORCE_6BPC), 135 136 /* SDC panel of Lenovo B50-80 reports 8 bpc, but is a 6 bpc panel */ 137 EDID_QUIRK('S', 'D', 'C', 0x3652, EDID_QUIRK_FORCE_6BPC), 138 139 /* BOE model 0x0771 reports 8 bpc, but is a 6 bpc panel */ 140 EDID_QUIRK('B', 'O', 'E', 0x0771, EDID_QUIRK_FORCE_6BPC), 141 142 /* Belinea 10 15 55 */ 143 EDID_QUIRK('M', 'A', 'X', 1516, EDID_QUIRK_PREFER_LARGE_60), 144 EDID_QUIRK('M', 'A', 'X', 0x77e, EDID_QUIRK_PREFER_LARGE_60), 145 146 /* Envision Peripherals, Inc. EN-7100e */ 147 EDID_QUIRK('E', 'P', 'I', 59264, EDID_QUIRK_135_CLOCK_TOO_HIGH), 148 /* Envision EN2028 */ 149 EDID_QUIRK('E', 'P', 'I', 8232, EDID_QUIRK_PREFER_LARGE_60), 150 151 /* Funai Electronics PM36B */ 152 EDID_QUIRK('F', 'C', 'M', 13600, EDID_QUIRK_PREFER_LARGE_75 | 153 EDID_QUIRK_DETAILED_IN_CM), 154 155 /* LGD panel of HP zBook 17 G2, eDP 10 bpc, but reports unknown bpc */ 156 EDID_QUIRK('L', 'G', 'D', 764, EDID_QUIRK_FORCE_10BPC), 157 158 /* LG Philips LCD LP154W01-A5 */ 159 EDID_QUIRK('L', 'P', 'L', 0, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE), 160 EDID_QUIRK('L', 'P', 'L', 0x2a00, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE), 161 162 /* Samsung SyncMaster 205BW. Note: irony */ 163 EDID_QUIRK('S', 'A', 'M', 541, EDID_QUIRK_DETAILED_SYNC_PP), 164 /* Samsung SyncMaster 22[5-6]BW */ 165 EDID_QUIRK('S', 'A', 'M', 596, EDID_QUIRK_PREFER_LARGE_60), 166 EDID_QUIRK('S', 'A', 'M', 638, EDID_QUIRK_PREFER_LARGE_60), 167 168 /* Sony PVM-2541A does up to 12 bpc, but only reports max 8 bpc */ 169 EDID_QUIRK('S', 'N', 'Y', 0x2541, EDID_QUIRK_FORCE_12BPC), 170 171 /* ViewSonic VA2026w */ 172 EDID_QUIRK('V', 'S', 'C', 5020, EDID_QUIRK_FORCE_REDUCED_BLANKING), 173 174 /* Medion MD 30217 PG */ 175 EDID_QUIRK('M', 'E', 'D', 0x7b8, EDID_QUIRK_PREFER_LARGE_75), 176 177 /* Lenovo G50 */ 178 EDID_QUIRK('S', 'D', 'C', 18514, EDID_QUIRK_FORCE_6BPC), 179 180 /* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */ 181 EDID_QUIRK('S', 'E', 'C', 0xd033, EDID_QUIRK_FORCE_8BPC), 182 183 /* Rotel RSX-1058 forwards sink's EDID but only does HDMI 1.1*/ 184 EDID_QUIRK('E', 'T', 'R', 13896, EDID_QUIRK_FORCE_8BPC), 185 186 /* Valve Index Headset */ 187 EDID_QUIRK('V', 'L', 'V', 0x91a8, EDID_QUIRK_NON_DESKTOP), 188 EDID_QUIRK('V', 'L', 'V', 0x91b0, EDID_QUIRK_NON_DESKTOP), 189 EDID_QUIRK('V', 'L', 'V', 0x91b1, EDID_QUIRK_NON_DESKTOP), 190 EDID_QUIRK('V', 'L', 'V', 0x91b2, EDID_QUIRK_NON_DESKTOP), 191 EDID_QUIRK('V', 'L', 'V', 0x91b3, EDID_QUIRK_NON_DESKTOP), 192 EDID_QUIRK('V', 'L', 'V', 0x91b4, EDID_QUIRK_NON_DESKTOP), 193 EDID_QUIRK('V', 'L', 'V', 0x91b5, EDID_QUIRK_NON_DESKTOP), 194 EDID_QUIRK('V', 'L', 'V', 0x91b6, EDID_QUIRK_NON_DESKTOP), 195 EDID_QUIRK('V', 'L', 'V', 0x91b7, EDID_QUIRK_NON_DESKTOP), 196 EDID_QUIRK('V', 'L', 'V', 0x91b8, EDID_QUIRK_NON_DESKTOP), 197 EDID_QUIRK('V', 'L', 'V', 0x91b9, EDID_QUIRK_NON_DESKTOP), 198 EDID_QUIRK('V', 'L', 'V', 0x91ba, EDID_QUIRK_NON_DESKTOP), 199 EDID_QUIRK('V', 'L', 'V', 0x91bb, EDID_QUIRK_NON_DESKTOP), 200 EDID_QUIRK('V', 'L', 'V', 0x91bc, EDID_QUIRK_NON_DESKTOP), 201 EDID_QUIRK('V', 'L', 'V', 0x91bd, EDID_QUIRK_NON_DESKTOP), 202 EDID_QUIRK('V', 'L', 'V', 0x91be, EDID_QUIRK_NON_DESKTOP), 203 EDID_QUIRK('V', 'L', 'V', 0x91bf, EDID_QUIRK_NON_DESKTOP), 204 205 /* HTC Vive and Vive Pro VR Headsets */ 206 EDID_QUIRK('H', 'V', 'R', 0xaa01, EDID_QUIRK_NON_DESKTOP), 207 EDID_QUIRK('H', 'V', 'R', 0xaa02, EDID_QUIRK_NON_DESKTOP), 208 209 /* Oculus Rift DK1, DK2, CV1 and Rift S VR Headsets */ 210 EDID_QUIRK('O', 'V', 'R', 0x0001, EDID_QUIRK_NON_DESKTOP), 211 EDID_QUIRK('O', 'V', 'R', 0x0003, EDID_QUIRK_NON_DESKTOP), 212 EDID_QUIRK('O', 'V', 'R', 0x0004, EDID_QUIRK_NON_DESKTOP), 213 EDID_QUIRK('O', 'V', 'R', 0x0012, EDID_QUIRK_NON_DESKTOP), 214 215 /* Windows Mixed Reality Headsets */ 216 EDID_QUIRK('A', 'C', 'R', 0x7fce, EDID_QUIRK_NON_DESKTOP), 217 EDID_QUIRK('L', 'E', 'N', 0x0408, EDID_QUIRK_NON_DESKTOP), 218 EDID_QUIRK('F', 'U', 'J', 0x1970, EDID_QUIRK_NON_DESKTOP), 219 EDID_QUIRK('D', 'E', 'L', 0x7fce, EDID_QUIRK_NON_DESKTOP), 220 EDID_QUIRK('S', 'E', 'C', 0x144a, EDID_QUIRK_NON_DESKTOP), 221 EDID_QUIRK('A', 'U', 'S', 0xc102, EDID_QUIRK_NON_DESKTOP), 222 223 /* Sony PlayStation VR Headset */ 224 EDID_QUIRK('S', 'N', 'Y', 0x0704, EDID_QUIRK_NON_DESKTOP), 225 226 /* Sensics VR Headsets */ 227 EDID_QUIRK('S', 'E', 'N', 0x1019, EDID_QUIRK_NON_DESKTOP), 228 229 /* OSVR HDK and HDK2 VR Headsets */ 230 EDID_QUIRK('S', 'V', 'R', 0x1019, EDID_QUIRK_NON_DESKTOP), 231 }; 232 233 /* 234 * Autogenerated from the DMT spec. 235 * This table is copied from xfree86/modes/xf86EdidModes.c. 236 */ 237 static const struct drm_display_mode drm_dmt_modes[] = { 238 /* 0x01 - 640x350@85Hz */ 239 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 31500, 640, 672, 240 736, 832, 0, 350, 382, 385, 445, 0, 241 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 242 /* 0x02 - 640x400@85Hz */ 243 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 31500, 640, 672, 244 736, 832, 0, 400, 401, 404, 445, 0, 245 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 246 /* 0x03 - 720x400@85Hz */ 247 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 756, 248 828, 936, 0, 400, 401, 404, 446, 0, 249 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 250 /* 0x04 - 640x480@60Hz */ 251 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, 252 752, 800, 0, 480, 490, 492, 525, 0, 253 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, 254 /* 0x05 - 640x480@72Hz */ 255 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664, 256 704, 832, 0, 480, 489, 492, 520, 0, 257 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, 258 /* 0x06 - 640x480@75Hz */ 259 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656, 260 720, 840, 0, 480, 481, 484, 500, 0, 261 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, 262 /* 0x07 - 640x480@85Hz */ 263 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 36000, 640, 696, 264 752, 832, 0, 480, 481, 484, 509, 0, 265 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, 266 /* 0x08 - 800x600@56Hz */ 267 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824, 268 896, 1024, 0, 600, 601, 603, 625, 0, 269 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 270 /* 0x09 - 800x600@60Hz */ 271 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840, 272 968, 1056, 0, 600, 601, 605, 628, 0, 273 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 274 /* 0x0a - 800x600@72Hz */ 275 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856, 276 976, 1040, 0, 600, 637, 643, 666, 0, 277 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 278 /* 0x0b - 800x600@75Hz */ 279 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816, 280 896, 1056, 0, 600, 601, 604, 625, 0, 281 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 282 /* 0x0c - 800x600@85Hz */ 283 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 56250, 800, 832, 284 896, 1048, 0, 600, 601, 604, 631, 0, 285 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 286 /* 0x0d - 800x600@120Hz RB */ 287 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 73250, 800, 848, 288 880, 960, 0, 600, 603, 607, 636, 0, 289 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 290 /* 0x0e - 848x480@60Hz */ 291 { DRM_MODE("848x480", DRM_MODE_TYPE_DRIVER, 33750, 848, 864, 292 976, 1088, 0, 480, 486, 494, 517, 0, 293 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 294 /* 0x0f - 1024x768@43Hz, interlace */ 295 { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER, 44900, 1024, 1032, 296 1208, 1264, 0, 768, 768, 776, 817, 0, 297 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | 298 DRM_MODE_FLAG_INTERLACE) }, 299 /* 0x10 - 1024x768@60Hz */ 300 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, 301 1184, 1344, 0, 768, 771, 777, 806, 0, 302 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, 303 /* 0x11 - 1024x768@70Hz */ 304 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048, 305 1184, 1328, 0, 768, 771, 777, 806, 0, 306 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, 307 /* 0x12 - 1024x768@75Hz */ 308 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040, 309 1136, 1312, 0, 768, 769, 772, 800, 0, 310 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 311 /* 0x13 - 1024x768@85Hz */ 312 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 94500, 1024, 1072, 313 1168, 1376, 0, 768, 769, 772, 808, 0, 314 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 315 /* 0x14 - 1024x768@120Hz RB */ 316 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 115500, 1024, 1072, 317 1104, 1184, 0, 768, 771, 775, 813, 0, 318 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 319 /* 0x15 - 1152x864@75Hz */ 320 { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, 321 1344, 1600, 0, 864, 865, 868, 900, 0, 322 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 323 /* 0x55 - 1280x720@60Hz */ 324 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390, 325 1430, 1650, 0, 720, 725, 730, 750, 0, 326 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 327 /* 0x16 - 1280x768@60Hz RB */ 328 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 68250, 1280, 1328, 329 1360, 1440, 0, 768, 771, 778, 790, 0, 330 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 331 /* 0x17 - 1280x768@60Hz */ 332 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344, 333 1472, 1664, 0, 768, 771, 778, 798, 0, 334 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 335 /* 0x18 - 1280x768@75Hz */ 336 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 102250, 1280, 1360, 337 1488, 1696, 0, 768, 771, 778, 805, 0, 338 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 339 /* 0x19 - 1280x768@85Hz */ 340 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 117500, 1280, 1360, 341 1496, 1712, 0, 768, 771, 778, 809, 0, 342 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 343 /* 0x1a - 1280x768@120Hz RB */ 344 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 140250, 1280, 1328, 345 1360, 1440, 0, 768, 771, 778, 813, 0, 346 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 347 /* 0x1b - 1280x800@60Hz RB */ 348 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 71000, 1280, 1328, 349 1360, 1440, 0, 800, 803, 809, 823, 0, 350 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 351 /* 0x1c - 1280x800@60Hz */ 352 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352, 353 1480, 1680, 0, 800, 803, 809, 831, 0, 354 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 355 /* 0x1d - 1280x800@75Hz */ 356 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 106500, 1280, 1360, 357 1488, 1696, 0, 800, 803, 809, 838, 0, 358 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 359 /* 0x1e - 1280x800@85Hz */ 360 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 122500, 1280, 1360, 361 1496, 1712, 0, 800, 803, 809, 843, 0, 362 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 363 /* 0x1f - 1280x800@120Hz RB */ 364 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 146250, 1280, 1328, 365 1360, 1440, 0, 800, 803, 809, 847, 0, 366 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 367 /* 0x20 - 1280x960@60Hz */ 368 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376, 369 1488, 1800, 0, 960, 961, 964, 1000, 0, 370 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 371 /* 0x21 - 1280x960@85Hz */ 372 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1344, 373 1504, 1728, 0, 960, 961, 964, 1011, 0, 374 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 375 /* 0x22 - 1280x960@120Hz RB */ 376 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 175500, 1280, 1328, 377 1360, 1440, 0, 960, 963, 967, 1017, 0, 378 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 379 /* 0x23 - 1280x1024@60Hz */ 380 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328, 381 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, 382 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 383 /* 0x24 - 1280x1024@75Hz */ 384 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296, 385 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, 386 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 387 /* 0x25 - 1280x1024@85Hz */ 388 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 157500, 1280, 1344, 389 1504, 1728, 0, 1024, 1025, 1028, 1072, 0, 390 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 391 /* 0x26 - 1280x1024@120Hz RB */ 392 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 187250, 1280, 1328, 393 1360, 1440, 0, 1024, 1027, 1034, 1084, 0, 394 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 395 /* 0x27 - 1360x768@60Hz */ 396 { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424, 397 1536, 1792, 0, 768, 771, 777, 795, 0, 398 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 399 /* 0x28 - 1360x768@120Hz RB */ 400 { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 148250, 1360, 1408, 401 1440, 1520, 0, 768, 771, 776, 813, 0, 402 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 403 /* 0x51 - 1366x768@60Hz */ 404 { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 85500, 1366, 1436, 405 1579, 1792, 0, 768, 771, 774, 798, 0, 406 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 407 /* 0x56 - 1366x768@60Hz */ 408 { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 72000, 1366, 1380, 409 1436, 1500, 0, 768, 769, 772, 800, 0, 410 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 411 /* 0x29 - 1400x1050@60Hz RB */ 412 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 101000, 1400, 1448, 413 1480, 1560, 0, 1050, 1053, 1057, 1080, 0, 414 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 415 /* 0x2a - 1400x1050@60Hz */ 416 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488, 417 1632, 1864, 0, 1050, 1053, 1057, 1089, 0, 418 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 419 /* 0x2b - 1400x1050@75Hz */ 420 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 156000, 1400, 1504, 421 1648, 1896, 0, 1050, 1053, 1057, 1099, 0, 422 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 423 /* 0x2c - 1400x1050@85Hz */ 424 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 179500, 1400, 1504, 425 1656, 1912, 0, 1050, 1053, 1057, 1105, 0, 426 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 427 /* 0x2d - 1400x1050@120Hz RB */ 428 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 208000, 1400, 1448, 429 1480, 1560, 0, 1050, 1053, 1057, 1112, 0, 430 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 431 /* 0x2e - 1440x900@60Hz RB */ 432 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 88750, 1440, 1488, 433 1520, 1600, 0, 900, 903, 909, 926, 0, 434 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 435 /* 0x2f - 1440x900@60Hz */ 436 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520, 437 1672, 1904, 0, 900, 903, 909, 934, 0, 438 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 439 /* 0x30 - 1440x900@75Hz */ 440 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 136750, 1440, 1536, 441 1688, 1936, 0, 900, 903, 909, 942, 0, 442 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 443 /* 0x31 - 1440x900@85Hz */ 444 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 157000, 1440, 1544, 445 1696, 1952, 0, 900, 903, 909, 948, 0, 446 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 447 /* 0x32 - 1440x900@120Hz RB */ 448 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 182750, 1440, 1488, 449 1520, 1600, 0, 900, 903, 909, 953, 0, 450 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 451 /* 0x53 - 1600x900@60Hz */ 452 { DRM_MODE("1600x900", DRM_MODE_TYPE_DRIVER, 108000, 1600, 1624, 453 1704, 1800, 0, 900, 901, 904, 1000, 0, 454 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 455 /* 0x33 - 1600x1200@60Hz */ 456 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664, 457 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, 458 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 459 /* 0x34 - 1600x1200@65Hz */ 460 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 175500, 1600, 1664, 461 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, 462 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 463 /* 0x35 - 1600x1200@70Hz */ 464 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 189000, 1600, 1664, 465 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, 466 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 467 /* 0x36 - 1600x1200@75Hz */ 468 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 202500, 1600, 1664, 469 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, 470 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 471 /* 0x37 - 1600x1200@85Hz */ 472 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 229500, 1600, 1664, 473 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, 474 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 475 /* 0x38 - 1600x1200@120Hz RB */ 476 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 268250, 1600, 1648, 477 1680, 1760, 0, 1200, 1203, 1207, 1271, 0, 478 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 479 /* 0x39 - 1680x1050@60Hz RB */ 480 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 119000, 1680, 1728, 481 1760, 1840, 0, 1050, 1053, 1059, 1080, 0, 482 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 483 /* 0x3a - 1680x1050@60Hz */ 484 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784, 485 1960, 2240, 0, 1050, 1053, 1059, 1089, 0, 486 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 487 /* 0x3b - 1680x1050@75Hz */ 488 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 187000, 1680, 1800, 489 1976, 2272, 0, 1050, 1053, 1059, 1099, 0, 490 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 491 /* 0x3c - 1680x1050@85Hz */ 492 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 214750, 1680, 1808, 493 1984, 2288, 0, 1050, 1053, 1059, 1105, 0, 494 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 495 /* 0x3d - 1680x1050@120Hz RB */ 496 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 245500, 1680, 1728, 497 1760, 1840, 0, 1050, 1053, 1059, 1112, 0, 498 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 499 /* 0x3e - 1792x1344@60Hz */ 500 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920, 501 2120, 2448, 0, 1344, 1345, 1348, 1394, 0, 502 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 503 /* 0x3f - 1792x1344@75Hz */ 504 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 261000, 1792, 1888, 505 2104, 2456, 0, 1344, 1345, 1348, 1417, 0, 506 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 507 /* 0x40 - 1792x1344@120Hz RB */ 508 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 333250, 1792, 1840, 509 1872, 1952, 0, 1344, 1347, 1351, 1423, 0, 510 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 511 /* 0x41 - 1856x1392@60Hz */ 512 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952, 513 2176, 2528, 0, 1392, 1393, 1396, 1439, 0, 514 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 515 /* 0x42 - 1856x1392@75Hz */ 516 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 288000, 1856, 1984, 517 2208, 2560, 0, 1392, 1393, 1396, 1500, 0, 518 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 519 /* 0x43 - 1856x1392@120Hz RB */ 520 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 356500, 1856, 1904, 521 1936, 2016, 0, 1392, 1395, 1399, 1474, 0, 522 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 523 /* 0x52 - 1920x1080@60Hz */ 524 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008, 525 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, 526 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, 527 /* 0x44 - 1920x1200@60Hz RB */ 528 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 154000, 1920, 1968, 529 2000, 2080, 0, 1200, 1203, 1209, 1235, 0, 530 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 531 /* 0x45 - 1920x1200@60Hz */ 532 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056, 533 2256, 2592, 0, 1200, 1203, 1209, 1245, 0, 534 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 535 /* 0x46 - 1920x1200@75Hz */ 536 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 245250, 1920, 2056, 537 2264, 2608, 0, 1200, 1203, 1209, 1255, 0, 538 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 539 /* 0x47 - 1920x1200@85Hz */ 540 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 281250, 1920, 2064, 541 2272, 2624, 0, 1200, 1203, 1209, 1262, 0, 542 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 543 /* 0x48 - 1920x1200@120Hz RB */ 544 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 317000, 1920, 1968, 545 2000, 2080, 0, 1200, 1203, 1209, 1271, 0, 546 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 547 /* 0x49 - 1920x1440@60Hz */ 548 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048, 549 2256, 2600, 0, 1440, 1441, 1444, 1500, 0, 550 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 551 /* 0x4a - 1920x1440@75Hz */ 552 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2064, 553 2288, 2640, 0, 1440, 1441, 1444, 1500, 0, 554 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 555 /* 0x4b - 1920x1440@120Hz RB */ 556 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 380500, 1920, 1968, 557 2000, 2080, 0, 1440, 1443, 1447, 1525, 0, 558 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 559 /* 0x54 - 2048x1152@60Hz */ 560 { DRM_MODE("2048x1152", DRM_MODE_TYPE_DRIVER, 162000, 2048, 2074, 561 2154, 2250, 0, 1152, 1153, 1156, 1200, 0, 562 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, 563 /* 0x4c - 2560x1600@60Hz RB */ 564 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 268500, 2560, 2608, 565 2640, 2720, 0, 1600, 1603, 1609, 1646, 0, 566 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 567 /* 0x4d - 2560x1600@60Hz */ 568 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752, 569 3032, 3504, 0, 1600, 1603, 1609, 1658, 0, 570 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 571 /* 0x4e - 2560x1600@75Hz */ 572 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 443250, 2560, 2768, 573 3048, 3536, 0, 1600, 1603, 1609, 1672, 0, 574 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 575 /* 0x4f - 2560x1600@85Hz */ 576 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 505250, 2560, 2768, 577 3048, 3536, 0, 1600, 1603, 1609, 1682, 0, 578 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, 579 /* 0x50 - 2560x1600@120Hz RB */ 580 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 552750, 2560, 2608, 581 2640, 2720, 0, 1600, 1603, 1609, 1694, 0, 582 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 583 /* 0x57 - 4096x2160@60Hz RB */ 584 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 556744, 4096, 4104, 585 4136, 4176, 0, 2160, 2208, 2216, 2222, 0, 586 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 587 /* 0x58 - 4096x2160@59.94Hz RB */ 588 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 556188, 4096, 4104, 589 4136, 4176, 0, 2160, 2208, 2216, 2222, 0, 590 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, 591 }; 592 593 /* 594 * These more or less come from the DMT spec. The 720x400 modes are 595 * inferred from historical 80x25 practice. The 640x480@67 and 832x624@75 596 * modes are old-school Mac modes. The EDID spec says the 1152x864@75 mode 597 * should be 1152x870, again for the Mac, but instead we use the x864 DMT 598 * mode. 599 * 600 * The DMT modes have been fact-checked; the rest are mild guesses. 601 */ 602 static const struct drm_display_mode edid_est_modes[] = { 603 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840, 604 968, 1056, 0, 600, 601, 605, 628, 0, 605 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@60Hz */ 606 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824, 607 896, 1024, 0, 600, 601, 603, 625, 0, 608 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@56Hz */ 609 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656, 610 720, 840, 0, 480, 481, 484, 500, 0, 611 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@75Hz */ 612 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664, 613 704, 832, 0, 480, 489, 492, 520, 0, 614 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@72Hz */ 615 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 30240, 640, 704, 616 768, 864, 0, 480, 483, 486, 525, 0, 617 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@67Hz */ 618 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, 619 752, 800, 0, 480, 490, 492, 525, 0, 620 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@60Hz */ 621 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 738, 622 846, 900, 0, 400, 421, 423, 449, 0, 623 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 720x400@88Hz */ 624 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 28320, 720, 738, 625 846, 900, 0, 400, 412, 414, 449, 0, 626 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 720x400@70Hz */ 627 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296, 628 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, 629 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1280x1024@75Hz */ 630 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040, 631 1136, 1312, 0, 768, 769, 772, 800, 0, 632 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1024x768@75Hz */ 633 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048, 634 1184, 1328, 0, 768, 771, 777, 806, 0, 635 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@70Hz */ 636 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, 637 1184, 1344, 0, 768, 771, 777, 806, 0, 638 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@60Hz */ 639 { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER,44900, 1024, 1032, 640 1208, 1264, 0, 768, 768, 776, 817, 0, 641 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_INTERLACE) }, /* 1024x768@43Hz */ 642 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 57284, 832, 864, 643 928, 1152, 0, 624, 625, 628, 667, 0, 644 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 832x624@75Hz */ 645 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816, 646 896, 1056, 0, 600, 601, 604, 625, 0, 647 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@75Hz */ 648 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856, 649 976, 1040, 0, 600, 637, 643, 666, 0, 650 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@72Hz */ 651 { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, 652 1344, 1600, 0, 864, 865, 868, 900, 0, 653 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1152x864@75Hz */ 654 }; 655 656 struct minimode { 657 short w; 658 short h; 659 short r; 660 short rb; 661 }; 662 663 static const struct minimode est3_modes[] = { 664 /* byte 6 */ 665 { 640, 350, 85, 0 }, 666 { 640, 400, 85, 0 }, 667 { 720, 400, 85, 0 }, 668 { 640, 480, 85, 0 }, 669 { 848, 480, 60, 0 }, 670 { 800, 600, 85, 0 }, 671 { 1024, 768, 85, 0 }, 672 { 1152, 864, 75, 0 }, 673 /* byte 7 */ 674 { 1280, 768, 60, 1 }, 675 { 1280, 768, 60, 0 }, 676 { 1280, 768, 75, 0 }, 677 { 1280, 768, 85, 0 }, 678 { 1280, 960, 60, 0 }, 679 { 1280, 960, 85, 0 }, 680 { 1280, 1024, 60, 0 }, 681 { 1280, 1024, 85, 0 }, 682 /* byte 8 */ 683 { 1360, 768, 60, 0 }, 684 { 1440, 900, 60, 1 }, 685 { 1440, 900, 60, 0 }, 686 { 1440, 900, 75, 0 }, 687 { 1440, 900, 85, 0 }, 688 { 1400, 1050, 60, 1 }, 689 { 1400, 1050, 60, 0 }, 690 { 1400, 1050, 75, 0 }, 691 /* byte 9 */ 692 { 1400, 1050, 85, 0 }, 693 { 1680, 1050, 60, 1 }, 694 { 1680, 1050, 60, 0 }, 695 { 1680, 1050, 75, 0 }, 696 { 1680, 1050, 85, 0 }, 697 { 1600, 1200, 60, 0 }, 698 { 1600, 1200, 65, 0 }, 699 { 1600, 1200, 70, 0 }, 700 /* byte 10 */ 701 { 1600, 1200, 75, 0 }, 702 { 1600, 1200, 85, 0 }, 703 { 1792, 1344, 60, 0 }, 704 { 1792, 1344, 75, 0 }, 705 { 1856, 1392, 60, 0 }, 706 { 1856, 1392, 75, 0 }, 707 { 1920, 1200, 60, 1 }, 708 { 1920, 1200, 60, 0 }, 709 /* byte 11 */ 710 { 1920, 1200, 75, 0 }, 711 { 1920, 1200, 85, 0 }, 712 { 1920, 1440, 60, 0 }, 713 { 1920, 1440, 75, 0 }, 714 }; 715 716 static const struct minimode extra_modes[] = { 717 { 1024, 576, 60, 0 }, 718 { 1366, 768, 60, 0 }, 719 { 1600, 900, 60, 0 }, 720 { 1680, 945, 60, 0 }, 721 { 1920, 1080, 60, 0 }, 722 { 2048, 1152, 60, 0 }, 723 { 2048, 1536, 60, 0 }, 724 }; 725 726 /* 727 * From CEA/CTA-861 spec. 728 * 729 * Do not access directly, instead always use cea_mode_for_vic(). 730 */ 731 static const struct drm_display_mode edid_cea_modes_1[] = { 732 /* 1 - 640x480@60Hz 4:3 */ 733 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, 734 752, 800, 0, 480, 490, 492, 525, 0, 735 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 736 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 737 /* 2 - 720x480@60Hz 4:3 */ 738 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736, 739 798, 858, 0, 480, 489, 495, 525, 0, 740 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 741 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 742 /* 3 - 720x480@60Hz 16:9 */ 743 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736, 744 798, 858, 0, 480, 489, 495, 525, 0, 745 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 746 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 747 /* 4 - 1280x720@60Hz 16:9 */ 748 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390, 749 1430, 1650, 0, 720, 725, 730, 750, 0, 750 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 751 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 752 /* 5 - 1920x1080i@60Hz 16:9 */ 753 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008, 754 2052, 2200, 0, 1080, 1084, 1094, 1125, 0, 755 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | 756 DRM_MODE_FLAG_INTERLACE), 757 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 758 /* 6 - 720(1440)x480i@60Hz 4:3 */ 759 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739, 760 801, 858, 0, 480, 488, 494, 525, 0, 761 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 762 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 763 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 764 /* 7 - 720(1440)x480i@60Hz 16:9 */ 765 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739, 766 801, 858, 0, 480, 488, 494, 525, 0, 767 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 768 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 769 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 770 /* 8 - 720(1440)x240@60Hz 4:3 */ 771 { DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500, 720, 739, 772 801, 858, 0, 240, 244, 247, 262, 0, 773 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 774 DRM_MODE_FLAG_DBLCLK), 775 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 776 /* 9 - 720(1440)x240@60Hz 16:9 */ 777 { DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500, 720, 739, 778 801, 858, 0, 240, 244, 247, 262, 0, 779 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 780 DRM_MODE_FLAG_DBLCLK), 781 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 782 /* 10 - 2880x480i@60Hz 4:3 */ 783 { DRM_MODE("2880x480i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956, 784 3204, 3432, 0, 480, 488, 494, 525, 0, 785 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 786 DRM_MODE_FLAG_INTERLACE), 787 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 788 /* 11 - 2880x480i@60Hz 16:9 */ 789 { DRM_MODE("2880x480i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956, 790 3204, 3432, 0, 480, 488, 494, 525, 0, 791 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 792 DRM_MODE_FLAG_INTERLACE), 793 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 794 /* 12 - 2880x240@60Hz 4:3 */ 795 { DRM_MODE("2880x240", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956, 796 3204, 3432, 0, 240, 244, 247, 262, 0, 797 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 798 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 799 /* 13 - 2880x240@60Hz 16:9 */ 800 { DRM_MODE("2880x240", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956, 801 3204, 3432, 0, 240, 244, 247, 262, 0, 802 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 803 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 804 /* 14 - 1440x480@60Hz 4:3 */ 805 { DRM_MODE("1440x480", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1472, 806 1596, 1716, 0, 480, 489, 495, 525, 0, 807 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 808 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 809 /* 15 - 1440x480@60Hz 16:9 */ 810 { DRM_MODE("1440x480", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1472, 811 1596, 1716, 0, 480, 489, 495, 525, 0, 812 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 813 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 814 /* 16 - 1920x1080@60Hz 16:9 */ 815 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008, 816 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, 817 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 818 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 819 /* 17 - 720x576@50Hz 4:3 */ 820 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732, 821 796, 864, 0, 576, 581, 586, 625, 0, 822 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 823 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 824 /* 18 - 720x576@50Hz 16:9 */ 825 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732, 826 796, 864, 0, 576, 581, 586, 625, 0, 827 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 828 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 829 /* 19 - 1280x720@50Hz 16:9 */ 830 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720, 831 1760, 1980, 0, 720, 725, 730, 750, 0, 832 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 833 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 834 /* 20 - 1920x1080i@50Hz 16:9 */ 835 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448, 836 2492, 2640, 0, 1080, 1084, 1094, 1125, 0, 837 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | 838 DRM_MODE_FLAG_INTERLACE), 839 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 840 /* 21 - 720(1440)x576i@50Hz 4:3 */ 841 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732, 842 795, 864, 0, 576, 580, 586, 625, 0, 843 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 844 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 845 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 846 /* 22 - 720(1440)x576i@50Hz 16:9 */ 847 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732, 848 795, 864, 0, 576, 580, 586, 625, 0, 849 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 850 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 851 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 852 /* 23 - 720(1440)x288@50Hz 4:3 */ 853 { DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500, 720, 732, 854 795, 864, 0, 288, 290, 293, 312, 0, 855 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 856 DRM_MODE_FLAG_DBLCLK), 857 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 858 /* 24 - 720(1440)x288@50Hz 16:9 */ 859 { DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500, 720, 732, 860 795, 864, 0, 288, 290, 293, 312, 0, 861 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 862 DRM_MODE_FLAG_DBLCLK), 863 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 864 /* 25 - 2880x576i@50Hz 4:3 */ 865 { DRM_MODE("2880x576i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928, 866 3180, 3456, 0, 576, 580, 586, 625, 0, 867 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 868 DRM_MODE_FLAG_INTERLACE), 869 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 870 /* 26 - 2880x576i@50Hz 16:9 */ 871 { DRM_MODE("2880x576i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928, 872 3180, 3456, 0, 576, 580, 586, 625, 0, 873 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 874 DRM_MODE_FLAG_INTERLACE), 875 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 876 /* 27 - 2880x288@50Hz 4:3 */ 877 { DRM_MODE("2880x288", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928, 878 3180, 3456, 0, 288, 290, 293, 312, 0, 879 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 880 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 881 /* 28 - 2880x288@50Hz 16:9 */ 882 { DRM_MODE("2880x288", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928, 883 3180, 3456, 0, 288, 290, 293, 312, 0, 884 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 885 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 886 /* 29 - 1440x576@50Hz 4:3 */ 887 { DRM_MODE("1440x576", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1464, 888 1592, 1728, 0, 576, 581, 586, 625, 0, 889 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 890 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 891 /* 30 - 1440x576@50Hz 16:9 */ 892 { DRM_MODE("1440x576", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1464, 893 1592, 1728, 0, 576, 581, 586, 625, 0, 894 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 895 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 896 /* 31 - 1920x1080@50Hz 16:9 */ 897 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448, 898 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, 899 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 900 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 901 /* 32 - 1920x1080@24Hz 16:9 */ 902 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2558, 903 2602, 2750, 0, 1080, 1084, 1089, 1125, 0, 904 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 905 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 906 /* 33 - 1920x1080@25Hz 16:9 */ 907 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448, 908 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, 909 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 910 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 911 /* 34 - 1920x1080@30Hz 16:9 */ 912 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008, 913 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, 914 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 915 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 916 /* 35 - 2880x480@60Hz 4:3 */ 917 { DRM_MODE("2880x480", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2944, 918 3192, 3432, 0, 480, 489, 495, 525, 0, 919 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 920 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 921 /* 36 - 2880x480@60Hz 16:9 */ 922 { DRM_MODE("2880x480", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2944, 923 3192, 3432, 0, 480, 489, 495, 525, 0, 924 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 925 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 926 /* 37 - 2880x576@50Hz 4:3 */ 927 { DRM_MODE("2880x576", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2928, 928 3184, 3456, 0, 576, 581, 586, 625, 0, 929 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 930 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 931 /* 38 - 2880x576@50Hz 16:9 */ 932 { DRM_MODE("2880x576", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2928, 933 3184, 3456, 0, 576, 581, 586, 625, 0, 934 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 935 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 936 /* 39 - 1920x1080i@50Hz 16:9 */ 937 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 72000, 1920, 1952, 938 2120, 2304, 0, 1080, 1126, 1136, 1250, 0, 939 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC | 940 DRM_MODE_FLAG_INTERLACE), 941 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 942 /* 40 - 1920x1080i@100Hz 16:9 */ 943 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448, 944 2492, 2640, 0, 1080, 1084, 1094, 1125, 0, 945 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | 946 DRM_MODE_FLAG_INTERLACE), 947 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 948 /* 41 - 1280x720@100Hz 16:9 */ 949 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720, 950 1760, 1980, 0, 720, 725, 730, 750, 0, 951 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 952 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 953 /* 42 - 720x576@100Hz 4:3 */ 954 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 54000, 720, 732, 955 796, 864, 0, 576, 581, 586, 625, 0, 956 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 957 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 958 /* 43 - 720x576@100Hz 16:9 */ 959 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 54000, 720, 732, 960 796, 864, 0, 576, 581, 586, 625, 0, 961 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 962 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 963 /* 44 - 720(1440)x576i@100Hz 4:3 */ 964 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 27000, 720, 732, 965 795, 864, 0, 576, 580, 586, 625, 0, 966 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 967 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 968 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 969 /* 45 - 720(1440)x576i@100Hz 16:9 */ 970 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 27000, 720, 732, 971 795, 864, 0, 576, 580, 586, 625, 0, 972 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 973 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 974 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 975 /* 46 - 1920x1080i@120Hz 16:9 */ 976 { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008, 977 2052, 2200, 0, 1080, 1084, 1094, 1125, 0, 978 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | 979 DRM_MODE_FLAG_INTERLACE), 980 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 981 /* 47 - 1280x720@120Hz 16:9 */ 982 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390, 983 1430, 1650, 0, 720, 725, 730, 750, 0, 984 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 985 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 986 /* 48 - 720x480@120Hz 4:3 */ 987 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 54000, 720, 736, 988 798, 858, 0, 480, 489, 495, 525, 0, 989 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 990 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 991 /* 49 - 720x480@120Hz 16:9 */ 992 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 54000, 720, 736, 993 798, 858, 0, 480, 489, 495, 525, 0, 994 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 995 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 996 /* 50 - 720(1440)x480i@120Hz 4:3 */ 997 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 27000, 720, 739, 998 801, 858, 0, 480, 488, 494, 525, 0, 999 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 1000 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 1001 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 1002 /* 51 - 720(1440)x480i@120Hz 16:9 */ 1003 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 27000, 720, 739, 1004 801, 858, 0, 480, 488, 494, 525, 0, 1005 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 1006 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 1007 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1008 /* 52 - 720x576@200Hz 4:3 */ 1009 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 108000, 720, 732, 1010 796, 864, 0, 576, 581, 586, 625, 0, 1011 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 1012 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 1013 /* 53 - 720x576@200Hz 16:9 */ 1014 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 108000, 720, 732, 1015 796, 864, 0, 576, 581, 586, 625, 0, 1016 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 1017 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1018 /* 54 - 720(1440)x576i@200Hz 4:3 */ 1019 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 54000, 720, 732, 1020 795, 864, 0, 576, 580, 586, 625, 0, 1021 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 1022 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 1023 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 1024 /* 55 - 720(1440)x576i@200Hz 16:9 */ 1025 { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 54000, 720, 732, 1026 795, 864, 0, 576, 580, 586, 625, 0, 1027 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 1028 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 1029 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1030 /* 56 - 720x480@240Hz 4:3 */ 1031 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 108000, 720, 736, 1032 798, 858, 0, 480, 489, 495, 525, 0, 1033 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 1034 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 1035 /* 57 - 720x480@240Hz 16:9 */ 1036 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 108000, 720, 736, 1037 798, 858, 0, 480, 489, 495, 525, 0, 1038 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC), 1039 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1040 /* 58 - 720(1440)x480i@240Hz 4:3 */ 1041 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 54000, 720, 739, 1042 801, 858, 0, 480, 488, 494, 525, 0, 1043 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 1044 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 1045 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, }, 1046 /* 59 - 720(1440)x480i@240Hz 16:9 */ 1047 { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 54000, 720, 739, 1048 801, 858, 0, 480, 488, 494, 525, 0, 1049 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC | 1050 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK), 1051 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1052 /* 60 - 1280x720@24Hz 16:9 */ 1053 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 59400, 1280, 3040, 1054 3080, 3300, 0, 720, 725, 730, 750, 0, 1055 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1056 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1057 /* 61 - 1280x720@25Hz 16:9 */ 1058 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3700, 1059 3740, 3960, 0, 720, 725, 730, 750, 0, 1060 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1061 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1062 /* 62 - 1280x720@30Hz 16:9 */ 1063 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040, 1064 3080, 3300, 0, 720, 725, 730, 750, 0, 1065 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1066 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1067 /* 63 - 1920x1080@120Hz 16:9 */ 1068 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008, 1069 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, 1070 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1071 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1072 /* 64 - 1920x1080@100Hz 16:9 */ 1073 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448, 1074 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, 1075 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1076 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1077 /* 65 - 1280x720@24Hz 64:27 */ 1078 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 59400, 1280, 3040, 1079 3080, 3300, 0, 720, 725, 730, 750, 0, 1080 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1081 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1082 /* 66 - 1280x720@25Hz 64:27 */ 1083 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3700, 1084 3740, 3960, 0, 720, 725, 730, 750, 0, 1085 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1086 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1087 /* 67 - 1280x720@30Hz 64:27 */ 1088 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040, 1089 3080, 3300, 0, 720, 725, 730, 750, 0, 1090 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1091 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1092 /* 68 - 1280x720@50Hz 64:27 */ 1093 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720, 1094 1760, 1980, 0, 720, 725, 730, 750, 0, 1095 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1096 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1097 /* 69 - 1280x720@60Hz 64:27 */ 1098 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390, 1099 1430, 1650, 0, 720, 725, 730, 750, 0, 1100 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1101 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1102 /* 70 - 1280x720@100Hz 64:27 */ 1103 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720, 1104 1760, 1980, 0, 720, 725, 730, 750, 0, 1105 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1106 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1107 /* 71 - 1280x720@120Hz 64:27 */ 1108 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390, 1109 1430, 1650, 0, 720, 725, 730, 750, 0, 1110 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1111 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1112 /* 72 - 1920x1080@24Hz 64:27 */ 1113 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2558, 1114 2602, 2750, 0, 1080, 1084, 1089, 1125, 0, 1115 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1116 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1117 /* 73 - 1920x1080@25Hz 64:27 */ 1118 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448, 1119 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, 1120 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1121 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1122 /* 74 - 1920x1080@30Hz 64:27 */ 1123 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008, 1124 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, 1125 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1126 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1127 /* 75 - 1920x1080@50Hz 64:27 */ 1128 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448, 1129 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, 1130 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1131 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1132 /* 76 - 1920x1080@60Hz 64:27 */ 1133 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008, 1134 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, 1135 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1136 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1137 /* 77 - 1920x1080@100Hz 64:27 */ 1138 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448, 1139 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, 1140 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1141 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1142 /* 78 - 1920x1080@120Hz 64:27 */ 1143 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008, 1144 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, 1145 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1146 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1147 /* 79 - 1680x720@24Hz 64:27 */ 1148 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 3040, 1149 3080, 3300, 0, 720, 725, 730, 750, 0, 1150 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1151 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1152 /* 80 - 1680x720@25Hz 64:27 */ 1153 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 2908, 1154 2948, 3168, 0, 720, 725, 730, 750, 0, 1155 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1156 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1157 /* 81 - 1680x720@30Hz 64:27 */ 1158 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 2380, 1159 2420, 2640, 0, 720, 725, 730, 750, 0, 1160 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1161 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1162 /* 82 - 1680x720@50Hz 64:27 */ 1163 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 82500, 1680, 1940, 1164 1980, 2200, 0, 720, 725, 730, 750, 0, 1165 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1166 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1167 /* 83 - 1680x720@60Hz 64:27 */ 1168 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 99000, 1680, 1940, 1169 1980, 2200, 0, 720, 725, 730, 750, 0, 1170 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1171 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1172 /* 84 - 1680x720@100Hz 64:27 */ 1173 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 165000, 1680, 1740, 1174 1780, 2000, 0, 720, 725, 730, 825, 0, 1175 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1176 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1177 /* 85 - 1680x720@120Hz 64:27 */ 1178 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 198000, 1680, 1740, 1179 1780, 2000, 0, 720, 725, 730, 825, 0, 1180 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1181 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1182 /* 86 - 2560x1080@24Hz 64:27 */ 1183 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 99000, 2560, 3558, 1184 3602, 3750, 0, 1080, 1084, 1089, 1100, 0, 1185 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1186 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1187 /* 87 - 2560x1080@25Hz 64:27 */ 1188 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 90000, 2560, 3008, 1189 3052, 3200, 0, 1080, 1084, 1089, 1125, 0, 1190 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1191 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1192 /* 88 - 2560x1080@30Hz 64:27 */ 1193 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 118800, 2560, 3328, 1194 3372, 3520, 0, 1080, 1084, 1089, 1125, 0, 1195 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1196 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1197 /* 89 - 2560x1080@50Hz 64:27 */ 1198 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 185625, 2560, 3108, 1199 3152, 3300, 0, 1080, 1084, 1089, 1125, 0, 1200 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1201 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1202 /* 90 - 2560x1080@60Hz 64:27 */ 1203 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 198000, 2560, 2808, 1204 2852, 3000, 0, 1080, 1084, 1089, 1100, 0, 1205 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1206 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1207 /* 91 - 2560x1080@100Hz 64:27 */ 1208 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 371250, 2560, 2778, 1209 2822, 2970, 0, 1080, 1084, 1089, 1250, 0, 1210 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1211 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1212 /* 92 - 2560x1080@120Hz 64:27 */ 1213 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 495000, 2560, 3108, 1214 3152, 3300, 0, 1080, 1084, 1089, 1250, 0, 1215 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1216 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1217 /* 93 - 3840x2160@24Hz 16:9 */ 1218 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 5116, 1219 5204, 5500, 0, 2160, 2168, 2178, 2250, 0, 1220 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1221 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1222 /* 94 - 3840x2160@25Hz 16:9 */ 1223 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4896, 1224 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, 1225 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1226 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1227 /* 95 - 3840x2160@30Hz 16:9 */ 1228 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016, 1229 4104, 4400, 0, 2160, 2168, 2178, 2250, 0, 1230 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1231 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1232 /* 96 - 3840x2160@50Hz 16:9 */ 1233 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896, 1234 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, 1235 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1236 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1237 /* 97 - 3840x2160@60Hz 16:9 */ 1238 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016, 1239 4104, 4400, 0, 2160, 2168, 2178, 2250, 0, 1240 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1241 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1242 /* 98 - 4096x2160@24Hz 256:135 */ 1243 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 5116, 1244 5204, 5500, 0, 2160, 2168, 2178, 2250, 0, 1245 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1246 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, 1247 /* 99 - 4096x2160@25Hz 256:135 */ 1248 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 5064, 1249 5152, 5280, 0, 2160, 2168, 2178, 2250, 0, 1250 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1251 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, 1252 /* 100 - 4096x2160@30Hz 256:135 */ 1253 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 4184, 1254 4272, 4400, 0, 2160, 2168, 2178, 2250, 0, 1255 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1256 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, 1257 /* 101 - 4096x2160@50Hz 256:135 */ 1258 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 5064, 1259 5152, 5280, 0, 2160, 2168, 2178, 2250, 0, 1260 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1261 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, 1262 /* 102 - 4096x2160@60Hz 256:135 */ 1263 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 4184, 1264 4272, 4400, 0, 2160, 2168, 2178, 2250, 0, 1265 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1266 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, 1267 /* 103 - 3840x2160@24Hz 64:27 */ 1268 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 5116, 1269 5204, 5500, 0, 2160, 2168, 2178, 2250, 0, 1270 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1271 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1272 /* 104 - 3840x2160@25Hz 64:27 */ 1273 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4896, 1274 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, 1275 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1276 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1277 /* 105 - 3840x2160@30Hz 64:27 */ 1278 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016, 1279 4104, 4400, 0, 2160, 2168, 2178, 2250, 0, 1280 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1281 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1282 /* 106 - 3840x2160@50Hz 64:27 */ 1283 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896, 1284 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, 1285 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1286 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1287 /* 107 - 3840x2160@60Hz 64:27 */ 1288 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016, 1289 4104, 4400, 0, 2160, 2168, 2178, 2250, 0, 1290 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1291 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1292 /* 108 - 1280x720@48Hz 16:9 */ 1293 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 90000, 1280, 2240, 1294 2280, 2500, 0, 720, 725, 730, 750, 0, 1295 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1296 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1297 /* 109 - 1280x720@48Hz 64:27 */ 1298 { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 90000, 1280, 2240, 1299 2280, 2500, 0, 720, 725, 730, 750, 0, 1300 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1301 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1302 /* 110 - 1680x720@48Hz 64:27 */ 1303 { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 99000, 1680, 2490, 1304 2530, 2750, 0, 720, 725, 730, 750, 0, 1305 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1306 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1307 /* 111 - 1920x1080@48Hz 16:9 */ 1308 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2558, 1309 2602, 2750, 0, 1080, 1084, 1089, 1125, 0, 1310 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1311 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1312 /* 112 - 1920x1080@48Hz 64:27 */ 1313 { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2558, 1314 2602, 2750, 0, 1080, 1084, 1089, 1125, 0, 1315 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1316 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1317 /* 113 - 2560x1080@48Hz 64:27 */ 1318 { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 198000, 2560, 3558, 1319 3602, 3750, 0, 1080, 1084, 1089, 1100, 0, 1320 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1321 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1322 /* 114 - 3840x2160@48Hz 16:9 */ 1323 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 5116, 1324 5204, 5500, 0, 2160, 2168, 2178, 2250, 0, 1325 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1326 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1327 /* 115 - 4096x2160@48Hz 256:135 */ 1328 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 5116, 1329 5204, 5500, 0, 2160, 2168, 2178, 2250, 0, 1330 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1331 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, 1332 /* 116 - 3840x2160@48Hz 64:27 */ 1333 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 5116, 1334 5204, 5500, 0, 2160, 2168, 2178, 2250, 0, 1335 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1336 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1337 /* 117 - 3840x2160@100Hz 16:9 */ 1338 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4896, 1339 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, 1340 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1341 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1342 /* 118 - 3840x2160@120Hz 16:9 */ 1343 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4016, 1344 4104, 4400, 0, 2160, 2168, 2178, 2250, 0, 1345 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1346 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1347 /* 119 - 3840x2160@100Hz 64:27 */ 1348 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4896, 1349 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, 1350 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1351 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1352 /* 120 - 3840x2160@120Hz 64:27 */ 1353 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4016, 1354 4104, 4400, 0, 2160, 2168, 2178, 2250, 0, 1355 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1356 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1357 /* 121 - 5120x2160@24Hz 64:27 */ 1358 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 7116, 1359 7204, 7500, 0, 2160, 2168, 2178, 2200, 0, 1360 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1361 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1362 /* 122 - 5120x2160@25Hz 64:27 */ 1363 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 6816, 1364 6904, 7200, 0, 2160, 2168, 2178, 2200, 0, 1365 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1366 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1367 /* 123 - 5120x2160@30Hz 64:27 */ 1368 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 5784, 1369 5872, 6000, 0, 2160, 2168, 2178, 2200, 0, 1370 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1371 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1372 /* 124 - 5120x2160@48Hz 64:27 */ 1373 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 5866, 1374 5954, 6250, 0, 2160, 2168, 2178, 2475, 0, 1375 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1376 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1377 /* 125 - 5120x2160@50Hz 64:27 */ 1378 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 6216, 1379 6304, 6600, 0, 2160, 2168, 2178, 2250, 0, 1380 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1381 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1382 /* 126 - 5120x2160@60Hz 64:27 */ 1383 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 5284, 1384 5372, 5500, 0, 2160, 2168, 2178, 2250, 0, 1385 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1386 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1387 /* 127 - 5120x2160@100Hz 64:27 */ 1388 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 1485000, 5120, 6216, 1389 6304, 6600, 0, 2160, 2168, 2178, 2250, 0, 1390 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1391 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1392 }; 1393 1394 /* 1395 * From CEA/CTA-861 spec. 1396 * 1397 * Do not access directly, instead always use cea_mode_for_vic(). 1398 */ 1399 static const struct drm_display_mode edid_cea_modes_193[] = { 1400 /* 193 - 5120x2160@120Hz 64:27 */ 1401 { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 1485000, 5120, 5284, 1402 5372, 5500, 0, 2160, 2168, 2178, 2250, 0, 1403 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1404 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1405 /* 194 - 7680x4320@24Hz 16:9 */ 1406 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10232, 1407 10408, 11000, 0, 4320, 4336, 4356, 4500, 0, 1408 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1409 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1410 /* 195 - 7680x4320@25Hz 16:9 */ 1411 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10032, 1412 10208, 10800, 0, 4320, 4336, 4356, 4400, 0, 1413 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1414 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1415 /* 196 - 7680x4320@30Hz 16:9 */ 1416 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 8232, 1417 8408, 9000, 0, 4320, 4336, 4356, 4400, 0, 1418 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1419 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1420 /* 197 - 7680x4320@48Hz 16:9 */ 1421 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10232, 1422 10408, 11000, 0, 4320, 4336, 4356, 4500, 0, 1423 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1424 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1425 /* 198 - 7680x4320@50Hz 16:9 */ 1426 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10032, 1427 10208, 10800, 0, 4320, 4336, 4356, 4400, 0, 1428 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1429 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1430 /* 199 - 7680x4320@60Hz 16:9 */ 1431 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 8232, 1432 8408, 9000, 0, 4320, 4336, 4356, 4400, 0, 1433 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1434 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1435 /* 200 - 7680x4320@100Hz 16:9 */ 1436 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 9792, 1437 9968, 10560, 0, 4320, 4336, 4356, 4500, 0, 1438 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1439 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1440 /* 201 - 7680x4320@120Hz 16:9 */ 1441 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 8032, 1442 8208, 8800, 0, 4320, 4336, 4356, 4500, 0, 1443 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1444 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1445 /* 202 - 7680x4320@24Hz 64:27 */ 1446 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10232, 1447 10408, 11000, 0, 4320, 4336, 4356, 4500, 0, 1448 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1449 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1450 /* 203 - 7680x4320@25Hz 64:27 */ 1451 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10032, 1452 10208, 10800, 0, 4320, 4336, 4356, 4400, 0, 1453 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1454 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1455 /* 204 - 7680x4320@30Hz 64:27 */ 1456 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 8232, 1457 8408, 9000, 0, 4320, 4336, 4356, 4400, 0, 1458 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1459 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1460 /* 205 - 7680x4320@48Hz 64:27 */ 1461 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10232, 1462 10408, 11000, 0, 4320, 4336, 4356, 4500, 0, 1463 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1464 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1465 /* 206 - 7680x4320@50Hz 64:27 */ 1466 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10032, 1467 10208, 10800, 0, 4320, 4336, 4356, 4400, 0, 1468 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1469 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1470 /* 207 - 7680x4320@60Hz 64:27 */ 1471 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 8232, 1472 8408, 9000, 0, 4320, 4336, 4356, 4400, 0, 1473 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1474 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1475 /* 208 - 7680x4320@100Hz 64:27 */ 1476 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 9792, 1477 9968, 10560, 0, 4320, 4336, 4356, 4500, 0, 1478 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1479 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1480 /* 209 - 7680x4320@120Hz 64:27 */ 1481 { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 8032, 1482 8208, 8800, 0, 4320, 4336, 4356, 4500, 0, 1483 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1484 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1485 /* 210 - 10240x4320@24Hz 64:27 */ 1486 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 11732, 1487 11908, 12500, 0, 4320, 4336, 4356, 4950, 0, 1488 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1489 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1490 /* 211 - 10240x4320@25Hz 64:27 */ 1491 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 12732, 1492 12908, 13500, 0, 4320, 4336, 4356, 4400, 0, 1493 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1494 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1495 /* 212 - 10240x4320@30Hz 64:27 */ 1496 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 10528, 1497 10704, 11000, 0, 4320, 4336, 4356, 4500, 0, 1498 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1499 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1500 /* 213 - 10240x4320@48Hz 64:27 */ 1501 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 11732, 1502 11908, 12500, 0, 4320, 4336, 4356, 4950, 0, 1503 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1504 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1505 /* 214 - 10240x4320@50Hz 64:27 */ 1506 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 12732, 1507 12908, 13500, 0, 4320, 4336, 4356, 4400, 0, 1508 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1509 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1510 /* 215 - 10240x4320@60Hz 64:27 */ 1511 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 10528, 1512 10704, 11000, 0, 4320, 4336, 4356, 4500, 0, 1513 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1514 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1515 /* 216 - 10240x4320@100Hz 64:27 */ 1516 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 5940000, 10240, 12432, 1517 12608, 13200, 0, 4320, 4336, 4356, 4500, 0, 1518 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1519 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1520 /* 217 - 10240x4320@120Hz 64:27 */ 1521 { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 5940000, 10240, 10528, 1522 10704, 11000, 0, 4320, 4336, 4356, 4500, 0, 1523 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1524 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, }, 1525 /* 218 - 4096x2160@100Hz 256:135 */ 1526 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 1188000, 4096, 4896, 1527 4984, 5280, 0, 2160, 2168, 2178, 2250, 0, 1528 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1529 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, 1530 /* 219 - 4096x2160@120Hz 256:135 */ 1531 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 1188000, 4096, 4184, 1532 4272, 4400, 0, 2160, 2168, 2178, 2250, 0, 1533 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1534 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, 1535 }; 1536 1537 /* 1538 * HDMI 1.4 4k modes. Index using the VIC. 1539 */ 1540 static const struct drm_display_mode edid_4k_modes[] = { 1541 /* 0 - dummy, VICs start at 1 */ 1542 { }, 1543 /* 1 - 3840x2160@30Hz */ 1544 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 1545 3840, 4016, 4104, 4400, 0, 1546 2160, 2168, 2178, 2250, 0, 1547 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1548 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1549 /* 2 - 3840x2160@25Hz */ 1550 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 1551 3840, 4896, 4984, 5280, 0, 1552 2160, 2168, 2178, 2250, 0, 1553 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1554 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1555 /* 3 - 3840x2160@24Hz */ 1556 { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 1557 3840, 5116, 5204, 5500, 0, 1558 2160, 2168, 2178, 2250, 0, 1559 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1560 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, }, 1561 /* 4 - 4096x2160@24Hz (SMPTE) */ 1562 { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 1563 4096, 5116, 5204, 5500, 0, 1564 2160, 2168, 2178, 2250, 0, 1565 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC), 1566 .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, }, 1567 }; 1568 1569 /*** DDC fetch and block validation ***/ 1570 1571 static const u8 edid_header[] = { 1572 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 1573 }; 1574 1575 /** 1576 * drm_edid_header_is_valid - sanity check the header of the base EDID block 1577 * @raw_edid: pointer to raw base EDID block 1578 * 1579 * Sanity check the header of the base EDID block. 1580 * 1581 * Return: 8 if the header is perfect, down to 0 if it's totally wrong. 1582 */ 1583 int drm_edid_header_is_valid(const u8 *raw_edid) 1584 { 1585 int i, score = 0; 1586 1587 for (i = 0; i < sizeof(edid_header); i++) 1588 if (raw_edid[i] == edid_header[i]) 1589 score++; 1590 1591 return score; 1592 } 1593 EXPORT_SYMBOL(drm_edid_header_is_valid); 1594 1595 static int edid_fixup __read_mostly = 6; 1596 module_param_named(edid_fixup, edid_fixup, int, 0400); 1597 MODULE_PARM_DESC(edid_fixup, 1598 "Minimum number of valid EDID header bytes (0-8, default 6)"); 1599 1600 static int drm_edid_block_checksum(const u8 *raw_edid) 1601 { 1602 int i; 1603 u8 csum = 0, crc = 0; 1604 1605 for (i = 0; i < EDID_LENGTH - 1; i++) 1606 csum += raw_edid[i]; 1607 1608 crc = 0x100 - csum; 1609 1610 return crc; 1611 } 1612 1613 static bool drm_edid_block_checksum_diff(const u8 *raw_edid, u8 real_checksum) 1614 { 1615 if (raw_edid[EDID_LENGTH - 1] != real_checksum) 1616 return true; 1617 else 1618 return false; 1619 } 1620 1621 static bool drm_edid_is_zero(const u8 *in_edid, int length) 1622 { 1623 if (memchr_inv(in_edid, 0, length)) 1624 return false; 1625 1626 return true; 1627 } 1628 1629 /** 1630 * drm_edid_are_equal - compare two edid blobs. 1631 * @edid1: pointer to first blob 1632 * @edid2: pointer to second blob 1633 * This helper can be used during probing to determine if 1634 * edid had changed. 1635 */ 1636 bool drm_edid_are_equal(const struct edid *edid1, const struct edid *edid2) 1637 { 1638 int edid1_len, edid2_len; 1639 bool edid1_present = edid1 != NULL; 1640 bool edid2_present = edid2 != NULL; 1641 1642 if (edid1_present != edid2_present) 1643 return false; 1644 1645 if (edid1) { 1646 edid1_len = EDID_LENGTH * (1 + edid1->extensions); 1647 edid2_len = EDID_LENGTH * (1 + edid2->extensions); 1648 1649 if (edid1_len != edid2_len) 1650 return false; 1651 1652 if (memcmp(edid1, edid2, edid1_len)) 1653 return false; 1654 } 1655 1656 return true; 1657 } 1658 EXPORT_SYMBOL(drm_edid_are_equal); 1659 1660 /** 1661 * drm_edid_block_valid - Sanity check the EDID block (base or extension) 1662 * @raw_edid: pointer to raw EDID block 1663 * @block: type of block to validate (0 for base, extension otherwise) 1664 * @print_bad_edid: if true, dump bad EDID blocks to the console 1665 * @edid_corrupt: if true, the header or checksum is invalid 1666 * 1667 * Validate a base or extension EDID block and optionally dump bad blocks to 1668 * the console. 1669 * 1670 * Return: True if the block is valid, false otherwise. 1671 */ 1672 bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid, 1673 bool *edid_corrupt) 1674 { 1675 u8 csum; 1676 struct edid *edid = (struct edid *)raw_edid; 1677 1678 if (WARN_ON(!raw_edid)) 1679 return false; 1680 1681 if (edid_fixup > 8 || edid_fixup < 0) 1682 edid_fixup = 6; 1683 1684 if (block == 0) { 1685 int score = drm_edid_header_is_valid(raw_edid); 1686 1687 if (score == 8) { 1688 if (edid_corrupt) 1689 *edid_corrupt = false; 1690 } else if (score >= edid_fixup) { 1691 /* Displayport Link CTS Core 1.2 rev1.1 test 4.2.2.6 1692 * The corrupt flag needs to be set here otherwise, the 1693 * fix-up code here will correct the problem, the 1694 * checksum is correct and the test fails 1695 */ 1696 if (edid_corrupt) 1697 *edid_corrupt = true; 1698 DRM_DEBUG("Fixing EDID header, your hardware may be failing\n"); 1699 memcpy(raw_edid, edid_header, sizeof(edid_header)); 1700 } else { 1701 if (edid_corrupt) 1702 *edid_corrupt = true; 1703 goto bad; 1704 } 1705 } 1706 1707 csum = drm_edid_block_checksum(raw_edid); 1708 if (drm_edid_block_checksum_diff(raw_edid, csum)) { 1709 if (edid_corrupt) 1710 *edid_corrupt = true; 1711 1712 /* allow CEA to slide through, switches mangle this */ 1713 if (raw_edid[0] == CEA_EXT) { 1714 DRM_DEBUG("EDID checksum is invalid, remainder is %d\n", csum); 1715 DRM_DEBUG("Assuming a KVM switch modified the CEA block but left the original checksum\n"); 1716 } else { 1717 if (print_bad_edid) 1718 DRM_NOTE("EDID checksum is invalid, remainder is %d\n", csum); 1719 1720 goto bad; 1721 } 1722 } 1723 1724 /* per-block-type checks */ 1725 switch (raw_edid[0]) { 1726 case 0: /* base */ 1727 if (edid->version != 1) { 1728 DRM_NOTE("EDID has major version %d, instead of 1\n", edid->version); 1729 goto bad; 1730 } 1731 1732 if (edid->revision > 4) 1733 DRM_DEBUG("EDID minor > 4, assuming backward compatibility\n"); 1734 break; 1735 1736 default: 1737 break; 1738 } 1739 1740 return true; 1741 1742 bad: 1743 if (print_bad_edid) { 1744 if (drm_edid_is_zero(raw_edid, EDID_LENGTH)) { 1745 pr_notice("EDID block is all zeroes\n"); 1746 } else { 1747 pr_notice("Raw EDID:\n"); 1748 print_hex_dump(KERN_NOTICE, 1749 " \t", DUMP_PREFIX_NONE, 16, 1, 1750 raw_edid, EDID_LENGTH, false); 1751 } 1752 } 1753 return false; 1754 } 1755 EXPORT_SYMBOL(drm_edid_block_valid); 1756 1757 /** 1758 * drm_edid_is_valid - sanity check EDID data 1759 * @edid: EDID data 1760 * 1761 * Sanity-check an entire EDID record (including extensions) 1762 * 1763 * Return: True if the EDID data is valid, false otherwise. 1764 */ 1765 bool drm_edid_is_valid(struct edid *edid) 1766 { 1767 int i; 1768 u8 *raw = (u8 *)edid; 1769 1770 if (!edid) 1771 return false; 1772 1773 for (i = 0; i <= edid->extensions; i++) 1774 if (!drm_edid_block_valid(raw + i * EDID_LENGTH, i, true, NULL)) 1775 return false; 1776 1777 return true; 1778 } 1779 EXPORT_SYMBOL(drm_edid_is_valid); 1780 1781 #define DDC_SEGMENT_ADDR 0x30 1782 /** 1783 * drm_do_probe_ddc_edid() - get EDID information via I2C 1784 * @data: I2C device adapter 1785 * @buf: EDID data buffer to be filled 1786 * @block: 128 byte EDID block to start fetching from 1787 * @len: EDID data buffer length to fetch 1788 * 1789 * Try to fetch EDID information by calling I2C driver functions. 1790 * 1791 * Return: 0 on success or -1 on failure. 1792 */ 1793 static int 1794 drm_do_probe_ddc_edid(void *data, u8 *buf, unsigned int block, size_t len) 1795 { 1796 struct i2c_adapter *adapter = data; 1797 unsigned char start = block * EDID_LENGTH; 1798 unsigned char segment = block >> 1; 1799 unsigned char xfers = segment ? 3 : 2; 1800 int ret, retries = 5; 1801 1802 /* 1803 * The core I2C driver will automatically retry the transfer if the 1804 * adapter reports EAGAIN. However, we find that bit-banging transfers 1805 * are susceptible to errors under a heavily loaded machine and 1806 * generate spurious NAKs and timeouts. Retrying the transfer 1807 * of the individual block a few times seems to overcome this. 1808 */ 1809 do { 1810 struct i2c_msg msgs[] = { 1811 { 1812 .addr = DDC_SEGMENT_ADDR, 1813 .flags = 0, 1814 .len = 1, 1815 .buf = &segment, 1816 }, { 1817 .addr = DDC_ADDR, 1818 .flags = 0, 1819 .len = 1, 1820 .buf = &start, 1821 }, { 1822 .addr = DDC_ADDR, 1823 .flags = I2C_M_RD, 1824 .len = len, 1825 .buf = buf, 1826 } 1827 }; 1828 1829 /* 1830 * Avoid sending the segment addr to not upset non-compliant 1831 * DDC monitors. 1832 */ 1833 ret = i2c_transfer(adapter, &msgs[3 - xfers], xfers); 1834 1835 if (ret == -ENXIO) { 1836 DRM_DEBUG_KMS("drm: skipping non-existent adapter %s\n", 1837 adapter->name); 1838 break; 1839 } 1840 } while (ret != xfers && --retries); 1841 1842 return ret == xfers ? 0 : -1; 1843 } 1844 1845 static void connector_bad_edid(struct drm_connector *connector, 1846 u8 *edid, int num_blocks) 1847 { 1848 int i; 1849 u8 last_block; 1850 1851 /* 1852 * 0x7e in the EDID is the number of extension blocks. The EDID 1853 * is 1 (base block) + num_ext_blocks big. That means we can think 1854 * of 0x7e in the EDID of the _index_ of the last block in the 1855 * combined chunk of memory. 1856 */ 1857 last_block = edid[0x7e]; 1858 1859 /* Calculate real checksum for the last edid extension block data */ 1860 if (last_block < num_blocks) 1861 connector->real_edid_checksum = 1862 drm_edid_block_checksum(edid + last_block * EDID_LENGTH); 1863 1864 if (connector->bad_edid_counter++ && !drm_debug_enabled(DRM_UT_KMS)) 1865 return; 1866 1867 drm_dbg_kms(connector->dev, "%s: EDID is invalid:\n", connector->name); 1868 for (i = 0; i < num_blocks; i++) { 1869 u8 *block = edid + i * EDID_LENGTH; 1870 char prefix[20]; 1871 1872 if (drm_edid_is_zero(block, EDID_LENGTH)) 1873 sprintf(prefix, "\t[%02x] ZERO ", i); 1874 else if (!drm_edid_block_valid(block, i, false, NULL)) 1875 sprintf(prefix, "\t[%02x] BAD ", i); 1876 else 1877 sprintf(prefix, "\t[%02x] GOOD ", i); 1878 1879 print_hex_dump(KERN_DEBUG, 1880 prefix, DUMP_PREFIX_NONE, 16, 1, 1881 block, EDID_LENGTH, false); 1882 } 1883 } 1884 1885 /* Get override or firmware EDID */ 1886 static struct edid *drm_get_override_edid(struct drm_connector *connector) 1887 { 1888 struct edid *override = NULL; 1889 1890 if (connector->override_edid) 1891 override = drm_edid_duplicate(connector->edid_blob_ptr->data); 1892 1893 if (!override) 1894 override = drm_load_edid_firmware(connector); 1895 1896 return IS_ERR(override) ? NULL : override; 1897 } 1898 1899 /** 1900 * drm_add_override_edid_modes - add modes from override/firmware EDID 1901 * @connector: connector we're probing 1902 * 1903 * Add modes from the override/firmware EDID, if available. Only to be used from 1904 * drm_helper_probe_single_connector_modes() as a fallback for when DDC probe 1905 * failed during drm_get_edid() and caused the override/firmware EDID to be 1906 * skipped. 1907 * 1908 * Return: The number of modes added or 0 if we couldn't find any. 1909 */ 1910 int drm_add_override_edid_modes(struct drm_connector *connector) 1911 { 1912 struct edid *override; 1913 int num_modes = 0; 1914 1915 override = drm_get_override_edid(connector); 1916 if (override) { 1917 drm_connector_update_edid_property(connector, override); 1918 num_modes = drm_add_edid_modes(connector, override); 1919 kfree(override); 1920 1921 DRM_DEBUG_KMS("[CONNECTOR:%d:%s] adding %d modes via fallback override/firmware EDID\n", 1922 connector->base.id, connector->name, num_modes); 1923 } 1924 1925 return num_modes; 1926 } 1927 EXPORT_SYMBOL(drm_add_override_edid_modes); 1928 1929 static struct edid *drm_do_get_edid_base_block(struct drm_connector *connector, 1930 int (*get_edid_block)(void *data, u8 *buf, unsigned int block, 1931 size_t len), 1932 void *data) 1933 { 1934 int *null_edid_counter = connector ? &connector->null_edid_counter : NULL; 1935 bool *edid_corrupt = connector ? &connector->edid_corrupt : NULL; 1936 void *edid; 1937 int i; 1938 1939 edid = kmalloc(EDID_LENGTH, GFP_KERNEL); 1940 if (edid == NULL) 1941 return NULL; 1942 1943 /* base block fetch */ 1944 for (i = 0; i < 4; i++) { 1945 if (get_edid_block(data, edid, 0, EDID_LENGTH)) 1946 goto out; 1947 if (drm_edid_block_valid(edid, 0, false, edid_corrupt)) 1948 break; 1949 if (i == 0 && drm_edid_is_zero(edid, EDID_LENGTH)) { 1950 if (null_edid_counter) 1951 (*null_edid_counter)++; 1952 goto carp; 1953 } 1954 } 1955 if (i == 4) 1956 goto carp; 1957 1958 return edid; 1959 1960 carp: 1961 if (connector) 1962 connector_bad_edid(connector, edid, 1); 1963 out: 1964 kfree(edid); 1965 return NULL; 1966 } 1967 1968 /** 1969 * drm_do_get_edid - get EDID data using a custom EDID block read function 1970 * @connector: connector we're probing 1971 * @get_edid_block: EDID block read function 1972 * @data: private data passed to the block read function 1973 * 1974 * When the I2C adapter connected to the DDC bus is hidden behind a device that 1975 * exposes a different interface to read EDID blocks this function can be used 1976 * to get EDID data using a custom block read function. 1977 * 1978 * As in the general case the DDC bus is accessible by the kernel at the I2C 1979 * level, drivers must make all reasonable efforts to expose it as an I2C 1980 * adapter and use drm_get_edid() instead of abusing this function. 1981 * 1982 * The EDID may be overridden using debugfs override_edid or firmware EDID 1983 * (drm_load_edid_firmware() and drm.edid_firmware parameter), in this priority 1984 * order. Having either of them bypasses actual EDID reads. 1985 * 1986 * Return: Pointer to valid EDID or NULL if we couldn't find any. 1987 */ 1988 struct edid *drm_do_get_edid(struct drm_connector *connector, 1989 int (*get_edid_block)(void *data, u8 *buf, unsigned int block, 1990 size_t len), 1991 void *data) 1992 { 1993 int i, j = 0, valid_extensions = 0; 1994 u8 *edid, *new; 1995 struct edid *override; 1996 1997 override = drm_get_override_edid(connector); 1998 if (override) 1999 return override; 2000 2001 edid = (u8 *)drm_do_get_edid_base_block(connector, get_edid_block, data); 2002 if (!edid) 2003 return NULL; 2004 2005 /* if there's no extensions or no connector, we're done */ 2006 valid_extensions = edid[0x7e]; 2007 if (valid_extensions == 0) 2008 return (struct edid *)edid; 2009 2010 new = krealloc(edid, (valid_extensions + 1) * EDID_LENGTH, GFP_KERNEL); 2011 if (!new) 2012 goto out; 2013 edid = new; 2014 2015 for (j = 1; j <= edid[0x7e]; j++) { 2016 u8 *block = edid + j * EDID_LENGTH; 2017 2018 for (i = 0; i < 4; i++) { 2019 if (get_edid_block(data, block, j, EDID_LENGTH)) 2020 goto out; 2021 if (drm_edid_block_valid(block, j, false, NULL)) 2022 break; 2023 } 2024 2025 if (i == 4) 2026 valid_extensions--; 2027 } 2028 2029 if (valid_extensions != edid[0x7e]) { 2030 u8 *base; 2031 2032 connector_bad_edid(connector, edid, edid[0x7e] + 1); 2033 2034 edid[EDID_LENGTH-1] += edid[0x7e] - valid_extensions; 2035 edid[0x7e] = valid_extensions; 2036 2037 new = kmalloc_array(valid_extensions + 1, EDID_LENGTH, 2038 GFP_KERNEL); 2039 if (!new) 2040 goto out; 2041 2042 base = new; 2043 for (i = 0; i <= edid[0x7e]; i++) { 2044 u8 *block = edid + i * EDID_LENGTH; 2045 2046 if (!drm_edid_block_valid(block, i, false, NULL)) 2047 continue; 2048 2049 memcpy(base, block, EDID_LENGTH); 2050 base += EDID_LENGTH; 2051 } 2052 2053 kfree(edid); 2054 edid = new; 2055 } 2056 2057 return (struct edid *)edid; 2058 2059 out: 2060 kfree(edid); 2061 return NULL; 2062 } 2063 EXPORT_SYMBOL_GPL(drm_do_get_edid); 2064 2065 /** 2066 * drm_probe_ddc() - probe DDC presence 2067 * @adapter: I2C adapter to probe 2068 * 2069 * Return: True on success, false on failure. 2070 */ 2071 bool 2072 drm_probe_ddc(struct i2c_adapter *adapter) 2073 { 2074 unsigned char out; 2075 2076 return (drm_do_probe_ddc_edid(adapter, &out, 0, 1) == 0); 2077 } 2078 EXPORT_SYMBOL(drm_probe_ddc); 2079 2080 /** 2081 * drm_get_edid - get EDID data, if available 2082 * @connector: connector we're probing 2083 * @adapter: I2C adapter to use for DDC 2084 * 2085 * Poke the given I2C channel to grab EDID data if possible. If found, 2086 * attach it to the connector. 2087 * 2088 * Return: Pointer to valid EDID or NULL if we couldn't find any. 2089 */ 2090 struct edid *drm_get_edid(struct drm_connector *connector, 2091 struct i2c_adapter *adapter) 2092 { 2093 struct edid *edid; 2094 2095 if (connector->force == DRM_FORCE_OFF) 2096 return NULL; 2097 2098 if (connector->force == DRM_FORCE_UNSPECIFIED && !drm_probe_ddc(adapter)) 2099 return NULL; 2100 2101 edid = drm_do_get_edid(connector, drm_do_probe_ddc_edid, adapter); 2102 drm_connector_update_edid_property(connector, edid); 2103 return edid; 2104 } 2105 EXPORT_SYMBOL(drm_get_edid); 2106 2107 static u32 edid_extract_panel_id(const struct edid *edid) 2108 { 2109 /* 2110 * We represent the ID as a 32-bit number so it can easily be compared 2111 * with "==". 2112 * 2113 * NOTE that we deal with endianness differently for the top half 2114 * of this ID than for the bottom half. The bottom half (the product 2115 * id) gets decoded as little endian by the EDID_PRODUCT_ID because 2116 * that's how everyone seems to interpret it. The top half (the mfg_id) 2117 * gets stored as big endian because that makes 2118 * drm_edid_encode_panel_id() and drm_edid_decode_panel_id() easier 2119 * to write (it's easier to extract the ASCII). It doesn't really 2120 * matter, though, as long as the number here is unique. 2121 */ 2122 return (u32)edid->mfg_id[0] << 24 | 2123 (u32)edid->mfg_id[1] << 16 | 2124 (u32)EDID_PRODUCT_ID(edid); 2125 } 2126 2127 /** 2128 * drm_edid_get_panel_id - Get a panel's ID through DDC 2129 * @adapter: I2C adapter to use for DDC 2130 * 2131 * This function reads the first block of the EDID of a panel and (assuming 2132 * that the EDID is valid) extracts the ID out of it. The ID is a 32-bit value 2133 * (16 bits of manufacturer ID and 16 bits of per-manufacturer ID) that's 2134 * supposed to be different for each different modem of panel. 2135 * 2136 * This function is intended to be used during early probing on devices where 2137 * more than one panel might be present. Because of its intended use it must 2138 * assume that the EDID of the panel is correct, at least as far as the ID 2139 * is concerned (in other words, we don't process any overrides here). 2140 * 2141 * NOTE: it's expected that this function and drm_do_get_edid() will both 2142 * be read the EDID, but there is no caching between them. Since we're only 2143 * reading the first block, hopefully this extra overhead won't be too big. 2144 * 2145 * Return: A 32-bit ID that should be different for each make/model of panel. 2146 * See the functions drm_edid_encode_panel_id() and 2147 * drm_edid_decode_panel_id() for some details on the structure of this 2148 * ID. 2149 */ 2150 2151 u32 drm_edid_get_panel_id(struct i2c_adapter *adapter) 2152 { 2153 struct edid *edid; 2154 u32 panel_id; 2155 2156 edid = drm_do_get_edid_base_block(NULL, drm_do_probe_ddc_edid, adapter); 2157 2158 /* 2159 * There are no manufacturer IDs of 0, so if there is a problem reading 2160 * the EDID then we'll just return 0. 2161 */ 2162 if (!edid) 2163 return 0; 2164 2165 panel_id = edid_extract_panel_id(edid); 2166 kfree(edid); 2167 2168 return panel_id; 2169 } 2170 EXPORT_SYMBOL(drm_edid_get_panel_id); 2171 2172 /** 2173 * drm_get_edid_switcheroo - get EDID data for a vga_switcheroo output 2174 * @connector: connector we're probing 2175 * @adapter: I2C adapter to use for DDC 2176 * 2177 * Wrapper around drm_get_edid() for laptops with dual GPUs using one set of 2178 * outputs. The wrapper adds the requisite vga_switcheroo calls to temporarily 2179 * switch DDC to the GPU which is retrieving EDID. 2180 * 2181 * Return: Pointer to valid EDID or %NULL if we couldn't find any. 2182 */ 2183 struct edid *drm_get_edid_switcheroo(struct drm_connector *connector, 2184 struct i2c_adapter *adapter) 2185 { 2186 struct drm_device *dev = connector->dev; 2187 struct pci_dev *pdev = to_pci_dev(dev->dev); 2188 struct edid *edid; 2189 2190 if (drm_WARN_ON_ONCE(dev, !dev_is_pci(dev->dev))) 2191 return NULL; 2192 2193 vga_switcheroo_lock_ddc(pdev); 2194 edid = drm_get_edid(connector, adapter); 2195 vga_switcheroo_unlock_ddc(pdev); 2196 2197 return edid; 2198 } 2199 EXPORT_SYMBOL(drm_get_edid_switcheroo); 2200 2201 /** 2202 * drm_edid_duplicate - duplicate an EDID and the extensions 2203 * @edid: EDID to duplicate 2204 * 2205 * Return: Pointer to duplicated EDID or NULL on allocation failure. 2206 */ 2207 struct edid *drm_edid_duplicate(const struct edid *edid) 2208 { 2209 return kmemdup(edid, (edid->extensions + 1) * EDID_LENGTH, GFP_KERNEL); 2210 } 2211 EXPORT_SYMBOL(drm_edid_duplicate); 2212 2213 /*** EDID parsing ***/ 2214 2215 /** 2216 * edid_get_quirks - return quirk flags for a given EDID 2217 * @edid: EDID to process 2218 * 2219 * This tells subsequent routines what fixes they need to apply. 2220 */ 2221 static u32 edid_get_quirks(const struct edid *edid) 2222 { 2223 u32 panel_id = edid_extract_panel_id(edid); 2224 const struct edid_quirk *quirk; 2225 int i; 2226 2227 for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) { 2228 quirk = &edid_quirk_list[i]; 2229 if (quirk->panel_id == panel_id) 2230 return quirk->quirks; 2231 } 2232 2233 return 0; 2234 } 2235 2236 #define MODE_SIZE(m) ((m)->hdisplay * (m)->vdisplay) 2237 #define MODE_REFRESH_DIFF(c,t) (abs((c) - (t))) 2238 2239 /** 2240 * edid_fixup_preferred - set preferred modes based on quirk list 2241 * @connector: has mode list to fix up 2242 * @quirks: quirks list 2243 * 2244 * Walk the mode list for @connector, clearing the preferred status 2245 * on existing modes and setting it anew for the right mode ala @quirks. 2246 */ 2247 static void edid_fixup_preferred(struct drm_connector *connector, 2248 u32 quirks) 2249 { 2250 struct drm_display_mode *t, *cur_mode, *preferred_mode; 2251 int target_refresh = 0; 2252 int cur_vrefresh, preferred_vrefresh; 2253 2254 if (list_empty(&connector->probed_modes)) 2255 return; 2256 2257 if (quirks & EDID_QUIRK_PREFER_LARGE_60) 2258 target_refresh = 60; 2259 if (quirks & EDID_QUIRK_PREFER_LARGE_75) 2260 target_refresh = 75; 2261 2262 preferred_mode = list_first_entry(&connector->probed_modes, 2263 struct drm_display_mode, head); 2264 2265 list_for_each_entry_safe(cur_mode, t, &connector->probed_modes, head) { 2266 cur_mode->type &= ~DRM_MODE_TYPE_PREFERRED; 2267 2268 if (cur_mode == preferred_mode) 2269 continue; 2270 2271 /* Largest mode is preferred */ 2272 if (MODE_SIZE(cur_mode) > MODE_SIZE(preferred_mode)) 2273 preferred_mode = cur_mode; 2274 2275 cur_vrefresh = drm_mode_vrefresh(cur_mode); 2276 preferred_vrefresh = drm_mode_vrefresh(preferred_mode); 2277 /* At a given size, try to get closest to target refresh */ 2278 if ((MODE_SIZE(cur_mode) == MODE_SIZE(preferred_mode)) && 2279 MODE_REFRESH_DIFF(cur_vrefresh, target_refresh) < 2280 MODE_REFRESH_DIFF(preferred_vrefresh, target_refresh)) { 2281 preferred_mode = cur_mode; 2282 } 2283 } 2284 2285 preferred_mode->type |= DRM_MODE_TYPE_PREFERRED; 2286 } 2287 2288 static bool 2289 mode_is_rb(const struct drm_display_mode *mode) 2290 { 2291 return (mode->htotal - mode->hdisplay == 160) && 2292 (mode->hsync_end - mode->hdisplay == 80) && 2293 (mode->hsync_end - mode->hsync_start == 32) && 2294 (mode->vsync_start - mode->vdisplay == 3); 2295 } 2296 2297 /* 2298 * drm_mode_find_dmt - Create a copy of a mode if present in DMT 2299 * @dev: Device to duplicate against 2300 * @hsize: Mode width 2301 * @vsize: Mode height 2302 * @fresh: Mode refresh rate 2303 * @rb: Mode reduced-blanking-ness 2304 * 2305 * Walk the DMT mode list looking for a match for the given parameters. 2306 * 2307 * Return: A newly allocated copy of the mode, or NULL if not found. 2308 */ 2309 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, 2310 int hsize, int vsize, int fresh, 2311 bool rb) 2312 { 2313 int i; 2314 2315 for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) { 2316 const struct drm_display_mode *ptr = &drm_dmt_modes[i]; 2317 2318 if (hsize != ptr->hdisplay) 2319 continue; 2320 if (vsize != ptr->vdisplay) 2321 continue; 2322 if (fresh != drm_mode_vrefresh(ptr)) 2323 continue; 2324 if (rb != mode_is_rb(ptr)) 2325 continue; 2326 2327 return drm_mode_duplicate(dev, ptr); 2328 } 2329 2330 return NULL; 2331 } 2332 EXPORT_SYMBOL(drm_mode_find_dmt); 2333 2334 static bool is_display_descriptor(const u8 d[18], u8 tag) 2335 { 2336 return d[0] == 0x00 && d[1] == 0x00 && 2337 d[2] == 0x00 && d[3] == tag; 2338 } 2339 2340 static bool is_detailed_timing_descriptor(const u8 d[18]) 2341 { 2342 return d[0] != 0x00 || d[1] != 0x00; 2343 } 2344 2345 typedef void detailed_cb(struct detailed_timing *timing, void *closure); 2346 2347 static void 2348 cea_for_each_detailed_block(u8 *ext, detailed_cb *cb, void *closure) 2349 { 2350 int i, n; 2351 u8 d = ext[0x02]; 2352 u8 *det_base = ext + d; 2353 2354 if (d < 4 || d > 127) 2355 return; 2356 2357 n = (127 - d) / 18; 2358 for (i = 0; i < n; i++) 2359 cb((struct detailed_timing *)(det_base + 18 * i), closure); 2360 } 2361 2362 static void 2363 vtb_for_each_detailed_block(u8 *ext, detailed_cb *cb, void *closure) 2364 { 2365 unsigned int i, n = min((int)ext[0x02], 6); 2366 u8 *det_base = ext + 5; 2367 2368 if (ext[0x01] != 1) 2369 return; /* unknown version */ 2370 2371 for (i = 0; i < n; i++) 2372 cb((struct detailed_timing *)(det_base + 18 * i), closure); 2373 } 2374 2375 static void 2376 drm_for_each_detailed_block(u8 *raw_edid, detailed_cb *cb, void *closure) 2377 { 2378 int i; 2379 struct edid *edid = (struct edid *)raw_edid; 2380 2381 if (edid == NULL) 2382 return; 2383 2384 for (i = 0; i < EDID_DETAILED_TIMINGS; i++) 2385 cb(&(edid->detailed_timings[i]), closure); 2386 2387 for (i = 1; i <= raw_edid[0x7e]; i++) { 2388 u8 *ext = raw_edid + (i * EDID_LENGTH); 2389 2390 switch (*ext) { 2391 case CEA_EXT: 2392 cea_for_each_detailed_block(ext, cb, closure); 2393 break; 2394 case VTB_EXT: 2395 vtb_for_each_detailed_block(ext, cb, closure); 2396 break; 2397 default: 2398 break; 2399 } 2400 } 2401 } 2402 2403 static void 2404 is_rb(struct detailed_timing *t, void *data) 2405 { 2406 u8 *r = (u8 *)t; 2407 2408 if (!is_display_descriptor(r, EDID_DETAIL_MONITOR_RANGE)) 2409 return; 2410 2411 if (r[15] & 0x10) 2412 *(bool *)data = true; 2413 } 2414 2415 /* EDID 1.4 defines this explicitly. For EDID 1.3, we guess, badly. */ 2416 static bool 2417 drm_monitor_supports_rb(struct edid *edid) 2418 { 2419 if (edid->revision >= 4) { 2420 bool ret = false; 2421 2422 drm_for_each_detailed_block((u8 *)edid, is_rb, &ret); 2423 return ret; 2424 } 2425 2426 return ((edid->input & DRM_EDID_INPUT_DIGITAL) != 0); 2427 } 2428 2429 static void 2430 find_gtf2(struct detailed_timing *t, void *data) 2431 { 2432 u8 *r = (u8 *)t; 2433 2434 if (!is_display_descriptor(r, EDID_DETAIL_MONITOR_RANGE)) 2435 return; 2436 2437 if (r[10] == 0x02) 2438 *(u8 **)data = r; 2439 } 2440 2441 /* Secondary GTF curve kicks in above some break frequency */ 2442 static int 2443 drm_gtf2_hbreak(struct edid *edid) 2444 { 2445 u8 *r = NULL; 2446 2447 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r); 2448 return r ? (r[12] * 2) : 0; 2449 } 2450 2451 static int 2452 drm_gtf2_2c(struct edid *edid) 2453 { 2454 u8 *r = NULL; 2455 2456 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r); 2457 return r ? r[13] : 0; 2458 } 2459 2460 static int 2461 drm_gtf2_m(struct edid *edid) 2462 { 2463 u8 *r = NULL; 2464 2465 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r); 2466 return r ? (r[15] << 8) + r[14] : 0; 2467 } 2468 2469 static int 2470 drm_gtf2_k(struct edid *edid) 2471 { 2472 u8 *r = NULL; 2473 2474 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r); 2475 return r ? r[16] : 0; 2476 } 2477 2478 static int 2479 drm_gtf2_2j(struct edid *edid) 2480 { 2481 u8 *r = NULL; 2482 2483 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r); 2484 return r ? r[17] : 0; 2485 } 2486 2487 /** 2488 * standard_timing_level - get std. timing level(CVT/GTF/DMT) 2489 * @edid: EDID block to scan 2490 */ 2491 static int standard_timing_level(struct edid *edid) 2492 { 2493 if (edid->revision >= 2) { 2494 if (edid->revision >= 4 && (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF)) 2495 return LEVEL_CVT; 2496 if (drm_gtf2_hbreak(edid)) 2497 return LEVEL_GTF2; 2498 if (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF) 2499 return LEVEL_GTF; 2500 } 2501 return LEVEL_DMT; 2502 } 2503 2504 /* 2505 * 0 is reserved. The spec says 0x01 fill for unused timings. Some old 2506 * monitors fill with ascii space (0x20) instead. 2507 */ 2508 static int 2509 bad_std_timing(u8 a, u8 b) 2510 { 2511 return (a == 0x00 && b == 0x00) || 2512 (a == 0x01 && b == 0x01) || 2513 (a == 0x20 && b == 0x20); 2514 } 2515 2516 static int drm_mode_hsync(const struct drm_display_mode *mode) 2517 { 2518 if (mode->htotal <= 0) 2519 return 0; 2520 2521 return DIV_ROUND_CLOSEST(mode->clock, mode->htotal); 2522 } 2523 2524 /** 2525 * drm_mode_std - convert standard mode info (width, height, refresh) into mode 2526 * @connector: connector of for the EDID block 2527 * @edid: EDID block to scan 2528 * @t: standard timing params 2529 * 2530 * Take the standard timing params (in this case width, aspect, and refresh) 2531 * and convert them into a real mode using CVT/GTF/DMT. 2532 */ 2533 static struct drm_display_mode * 2534 drm_mode_std(struct drm_connector *connector, struct edid *edid, 2535 struct std_timing *t) 2536 { 2537 struct drm_device *dev = connector->dev; 2538 struct drm_display_mode *m, *mode = NULL; 2539 int hsize, vsize; 2540 int vrefresh_rate; 2541 unsigned aspect_ratio = (t->vfreq_aspect & EDID_TIMING_ASPECT_MASK) 2542 >> EDID_TIMING_ASPECT_SHIFT; 2543 unsigned vfreq = (t->vfreq_aspect & EDID_TIMING_VFREQ_MASK) 2544 >> EDID_TIMING_VFREQ_SHIFT; 2545 int timing_level = standard_timing_level(edid); 2546 2547 if (bad_std_timing(t->hsize, t->vfreq_aspect)) 2548 return NULL; 2549 2550 /* According to the EDID spec, the hdisplay = hsize * 8 + 248 */ 2551 hsize = t->hsize * 8 + 248; 2552 /* vrefresh_rate = vfreq + 60 */ 2553 vrefresh_rate = vfreq + 60; 2554 /* the vdisplay is calculated based on the aspect ratio */ 2555 if (aspect_ratio == 0) { 2556 if (edid->revision < 3) 2557 vsize = hsize; 2558 else 2559 vsize = (hsize * 10) / 16; 2560 } else if (aspect_ratio == 1) 2561 vsize = (hsize * 3) / 4; 2562 else if (aspect_ratio == 2) 2563 vsize = (hsize * 4) / 5; 2564 else 2565 vsize = (hsize * 9) / 16; 2566 2567 /* HDTV hack, part 1 */ 2568 if (vrefresh_rate == 60 && 2569 ((hsize == 1360 && vsize == 765) || 2570 (hsize == 1368 && vsize == 769))) { 2571 hsize = 1366; 2572 vsize = 768; 2573 } 2574 2575 /* 2576 * If this connector already has a mode for this size and refresh 2577 * rate (because it came from detailed or CVT info), use that 2578 * instead. This way we don't have to guess at interlace or 2579 * reduced blanking. 2580 */ 2581 list_for_each_entry(m, &connector->probed_modes, head) 2582 if (m->hdisplay == hsize && m->vdisplay == vsize && 2583 drm_mode_vrefresh(m) == vrefresh_rate) 2584 return NULL; 2585 2586 /* HDTV hack, part 2 */ 2587 if (hsize == 1366 && vsize == 768 && vrefresh_rate == 60) { 2588 mode = drm_cvt_mode(dev, 1366, 768, vrefresh_rate, 0, 0, 2589 false); 2590 if (!mode) 2591 return NULL; 2592 mode->hdisplay = 1366; 2593 mode->hsync_start = mode->hsync_start - 1; 2594 mode->hsync_end = mode->hsync_end - 1; 2595 return mode; 2596 } 2597 2598 /* check whether it can be found in default mode table */ 2599 if (drm_monitor_supports_rb(edid)) { 2600 mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate, 2601 true); 2602 if (mode) 2603 return mode; 2604 } 2605 mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate, false); 2606 if (mode) 2607 return mode; 2608 2609 /* okay, generate it */ 2610 switch (timing_level) { 2611 case LEVEL_DMT: 2612 break; 2613 case LEVEL_GTF: 2614 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0); 2615 break; 2616 case LEVEL_GTF2: 2617 /* 2618 * This is potentially wrong if there's ever a monitor with 2619 * more than one ranges section, each claiming a different 2620 * secondary GTF curve. Please don't do that. 2621 */ 2622 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0); 2623 if (!mode) 2624 return NULL; 2625 if (drm_mode_hsync(mode) > drm_gtf2_hbreak(edid)) { 2626 drm_mode_destroy(dev, mode); 2627 mode = drm_gtf_mode_complex(dev, hsize, vsize, 2628 vrefresh_rate, 0, 0, 2629 drm_gtf2_m(edid), 2630 drm_gtf2_2c(edid), 2631 drm_gtf2_k(edid), 2632 drm_gtf2_2j(edid)); 2633 } 2634 break; 2635 case LEVEL_CVT: 2636 mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0, 2637 false); 2638 break; 2639 } 2640 return mode; 2641 } 2642 2643 /* 2644 * EDID is delightfully ambiguous about how interlaced modes are to be 2645 * encoded. Our internal representation is of frame height, but some 2646 * HDTV detailed timings are encoded as field height. 2647 * 2648 * The format list here is from CEA, in frame size. Technically we 2649 * should be checking refresh rate too. Whatever. 2650 */ 2651 static void 2652 drm_mode_do_interlace_quirk(struct drm_display_mode *mode, 2653 struct detailed_pixel_timing *pt) 2654 { 2655 int i; 2656 static const struct { 2657 int w, h; 2658 } cea_interlaced[] = { 2659 { 1920, 1080 }, 2660 { 720, 480 }, 2661 { 1440, 480 }, 2662 { 2880, 480 }, 2663 { 720, 576 }, 2664 { 1440, 576 }, 2665 { 2880, 576 }, 2666 }; 2667 2668 if (!(pt->misc & DRM_EDID_PT_INTERLACED)) 2669 return; 2670 2671 for (i = 0; i < ARRAY_SIZE(cea_interlaced); i++) { 2672 if ((mode->hdisplay == cea_interlaced[i].w) && 2673 (mode->vdisplay == cea_interlaced[i].h / 2)) { 2674 mode->vdisplay *= 2; 2675 mode->vsync_start *= 2; 2676 mode->vsync_end *= 2; 2677 mode->vtotal *= 2; 2678 mode->vtotal |= 1; 2679 } 2680 } 2681 2682 mode->flags |= DRM_MODE_FLAG_INTERLACE; 2683 } 2684 2685 /** 2686 * drm_mode_detailed - create a new mode from an EDID detailed timing section 2687 * @dev: DRM device (needed to create new mode) 2688 * @edid: EDID block 2689 * @timing: EDID detailed timing info 2690 * @quirks: quirks to apply 2691 * 2692 * An EDID detailed timing block contains enough info for us to create and 2693 * return a new struct drm_display_mode. 2694 */ 2695 static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev, 2696 struct edid *edid, 2697 struct detailed_timing *timing, 2698 u32 quirks) 2699 { 2700 struct drm_display_mode *mode; 2701 struct detailed_pixel_timing *pt = &timing->data.pixel_data; 2702 unsigned hactive = (pt->hactive_hblank_hi & 0xf0) << 4 | pt->hactive_lo; 2703 unsigned vactive = (pt->vactive_vblank_hi & 0xf0) << 4 | pt->vactive_lo; 2704 unsigned hblank = (pt->hactive_hblank_hi & 0xf) << 8 | pt->hblank_lo; 2705 unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo; 2706 unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo; 2707 unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse_width_lo; 2708 unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) << 2 | pt->vsync_offset_pulse_width_lo >> 4; 2709 unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offset_pulse_width_lo & 0xf); 2710 2711 /* ignore tiny modes */ 2712 if (hactive < 64 || vactive < 64) 2713 return NULL; 2714 2715 if (pt->misc & DRM_EDID_PT_STEREO) { 2716 DRM_DEBUG_KMS("stereo mode not supported\n"); 2717 return NULL; 2718 } 2719 if (!(pt->misc & DRM_EDID_PT_SEPARATE_SYNC)) { 2720 DRM_DEBUG_KMS("composite sync not supported\n"); 2721 } 2722 2723 /* it is incorrect if hsync/vsync width is zero */ 2724 if (!hsync_pulse_width || !vsync_pulse_width) { 2725 DRM_DEBUG_KMS("Incorrect Detailed timing. " 2726 "Wrong Hsync/Vsync pulse width\n"); 2727 return NULL; 2728 } 2729 2730 if (quirks & EDID_QUIRK_FORCE_REDUCED_BLANKING) { 2731 mode = drm_cvt_mode(dev, hactive, vactive, 60, true, false, false); 2732 if (!mode) 2733 return NULL; 2734 2735 goto set_size; 2736 } 2737 2738 mode = drm_mode_create(dev); 2739 if (!mode) 2740 return NULL; 2741 2742 if (quirks & EDID_QUIRK_135_CLOCK_TOO_HIGH) 2743 timing->pixel_clock = cpu_to_le16(1088); 2744 2745 mode->clock = le16_to_cpu(timing->pixel_clock) * 10; 2746 2747 mode->hdisplay = hactive; 2748 mode->hsync_start = mode->hdisplay + hsync_offset; 2749 mode->hsync_end = mode->hsync_start + hsync_pulse_width; 2750 mode->htotal = mode->hdisplay + hblank; 2751 2752 mode->vdisplay = vactive; 2753 mode->vsync_start = mode->vdisplay + vsync_offset; 2754 mode->vsync_end = mode->vsync_start + vsync_pulse_width; 2755 mode->vtotal = mode->vdisplay + vblank; 2756 2757 /* Some EDIDs have bogus h/vtotal values */ 2758 if (mode->hsync_end > mode->htotal) 2759 mode->htotal = mode->hsync_end + 1; 2760 if (mode->vsync_end > mode->vtotal) 2761 mode->vtotal = mode->vsync_end + 1; 2762 2763 drm_mode_do_interlace_quirk(mode, pt); 2764 2765 if (quirks & EDID_QUIRK_DETAILED_SYNC_PP) { 2766 pt->misc |= DRM_EDID_PT_HSYNC_POSITIVE | DRM_EDID_PT_VSYNC_POSITIVE; 2767 } 2768 2769 mode->flags |= (pt->misc & DRM_EDID_PT_HSYNC_POSITIVE) ? 2770 DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC; 2771 mode->flags |= (pt->misc & DRM_EDID_PT_VSYNC_POSITIVE) ? 2772 DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC; 2773 2774 set_size: 2775 mode->width_mm = pt->width_mm_lo | (pt->width_height_mm_hi & 0xf0) << 4; 2776 mode->height_mm = pt->height_mm_lo | (pt->width_height_mm_hi & 0xf) << 8; 2777 2778 if (quirks & EDID_QUIRK_DETAILED_IN_CM) { 2779 mode->width_mm *= 10; 2780 mode->height_mm *= 10; 2781 } 2782 2783 if (quirks & EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE) { 2784 mode->width_mm = edid->width_cm * 10; 2785 mode->height_mm = edid->height_cm * 10; 2786 } 2787 2788 mode->type = DRM_MODE_TYPE_DRIVER; 2789 drm_mode_set_name(mode); 2790 2791 return mode; 2792 } 2793 2794 static bool 2795 mode_in_hsync_range(const struct drm_display_mode *mode, 2796 struct edid *edid, u8 *t) 2797 { 2798 int hsync, hmin, hmax; 2799 2800 hmin = t[7]; 2801 if (edid->revision >= 4) 2802 hmin += ((t[4] & 0x04) ? 255 : 0); 2803 hmax = t[8]; 2804 if (edid->revision >= 4) 2805 hmax += ((t[4] & 0x08) ? 255 : 0); 2806 hsync = drm_mode_hsync(mode); 2807 2808 return (hsync <= hmax && hsync >= hmin); 2809 } 2810 2811 static bool 2812 mode_in_vsync_range(const struct drm_display_mode *mode, 2813 struct edid *edid, u8 *t) 2814 { 2815 int vsync, vmin, vmax; 2816 2817 vmin = t[5]; 2818 if (edid->revision >= 4) 2819 vmin += ((t[4] & 0x01) ? 255 : 0); 2820 vmax = t[6]; 2821 if (edid->revision >= 4) 2822 vmax += ((t[4] & 0x02) ? 255 : 0); 2823 vsync = drm_mode_vrefresh(mode); 2824 2825 return (vsync <= vmax && vsync >= vmin); 2826 } 2827 2828 static u32 2829 range_pixel_clock(struct edid *edid, u8 *t) 2830 { 2831 /* unspecified */ 2832 if (t[9] == 0 || t[9] == 255) 2833 return 0; 2834 2835 /* 1.4 with CVT support gives us real precision, yay */ 2836 if (edid->revision >= 4 && t[10] == 0x04) 2837 return (t[9] * 10000) - ((t[12] >> 2) * 250); 2838 2839 /* 1.3 is pathetic, so fuzz up a bit */ 2840 return t[9] * 10000 + 5001; 2841 } 2842 2843 static bool 2844 mode_in_range(const struct drm_display_mode *mode, struct edid *edid, 2845 struct detailed_timing *timing) 2846 { 2847 u32 max_clock; 2848 u8 *t = (u8 *)timing; 2849 2850 if (!mode_in_hsync_range(mode, edid, t)) 2851 return false; 2852 2853 if (!mode_in_vsync_range(mode, edid, t)) 2854 return false; 2855 2856 if ((max_clock = range_pixel_clock(edid, t))) 2857 if (mode->clock > max_clock) 2858 return false; 2859 2860 /* 1.4 max horizontal check */ 2861 if (edid->revision >= 4 && t[10] == 0x04) 2862 if (t[13] && mode->hdisplay > 8 * (t[13] + (256 * (t[12]&0x3)))) 2863 return false; 2864 2865 if (mode_is_rb(mode) && !drm_monitor_supports_rb(edid)) 2866 return false; 2867 2868 return true; 2869 } 2870 2871 static bool valid_inferred_mode(const struct drm_connector *connector, 2872 const struct drm_display_mode *mode) 2873 { 2874 const struct drm_display_mode *m; 2875 bool ok = false; 2876 2877 list_for_each_entry(m, &connector->probed_modes, head) { 2878 if (mode->hdisplay == m->hdisplay && 2879 mode->vdisplay == m->vdisplay && 2880 drm_mode_vrefresh(mode) == drm_mode_vrefresh(m)) 2881 return false; /* duplicated */ 2882 if (mode->hdisplay <= m->hdisplay && 2883 mode->vdisplay <= m->vdisplay) 2884 ok = true; 2885 } 2886 return ok; 2887 } 2888 2889 static int 2890 drm_dmt_modes_for_range(struct drm_connector *connector, struct edid *edid, 2891 struct detailed_timing *timing) 2892 { 2893 int i, modes = 0; 2894 struct drm_display_mode *newmode; 2895 struct drm_device *dev = connector->dev; 2896 2897 for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) { 2898 if (mode_in_range(drm_dmt_modes + i, edid, timing) && 2899 valid_inferred_mode(connector, drm_dmt_modes + i)) { 2900 newmode = drm_mode_duplicate(dev, &drm_dmt_modes[i]); 2901 if (newmode) { 2902 drm_mode_probed_add(connector, newmode); 2903 modes++; 2904 } 2905 } 2906 } 2907 2908 return modes; 2909 } 2910 2911 /* fix up 1366x768 mode from 1368x768; 2912 * GFT/CVT can't express 1366 width which isn't dividable by 8 2913 */ 2914 void drm_mode_fixup_1366x768(struct drm_display_mode *mode) 2915 { 2916 if (mode->hdisplay == 1368 && mode->vdisplay == 768) { 2917 mode->hdisplay = 1366; 2918 mode->hsync_start--; 2919 mode->hsync_end--; 2920 drm_mode_set_name(mode); 2921 } 2922 } 2923 2924 static int 2925 drm_gtf_modes_for_range(struct drm_connector *connector, struct edid *edid, 2926 struct detailed_timing *timing) 2927 { 2928 int i, modes = 0; 2929 struct drm_display_mode *newmode; 2930 struct drm_device *dev = connector->dev; 2931 2932 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) { 2933 const struct minimode *m = &extra_modes[i]; 2934 2935 newmode = drm_gtf_mode(dev, m->w, m->h, m->r, 0, 0); 2936 if (!newmode) 2937 return modes; 2938 2939 drm_mode_fixup_1366x768(newmode); 2940 if (!mode_in_range(newmode, edid, timing) || 2941 !valid_inferred_mode(connector, newmode)) { 2942 drm_mode_destroy(dev, newmode); 2943 continue; 2944 } 2945 2946 drm_mode_probed_add(connector, newmode); 2947 modes++; 2948 } 2949 2950 return modes; 2951 } 2952 2953 static int 2954 drm_cvt_modes_for_range(struct drm_connector *connector, struct edid *edid, 2955 struct detailed_timing *timing) 2956 { 2957 int i, modes = 0; 2958 struct drm_display_mode *newmode; 2959 struct drm_device *dev = connector->dev; 2960 bool rb = drm_monitor_supports_rb(edid); 2961 2962 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) { 2963 const struct minimode *m = &extra_modes[i]; 2964 2965 newmode = drm_cvt_mode(dev, m->w, m->h, m->r, rb, 0, 0); 2966 if (!newmode) 2967 return modes; 2968 2969 drm_mode_fixup_1366x768(newmode); 2970 if (!mode_in_range(newmode, edid, timing) || 2971 !valid_inferred_mode(connector, newmode)) { 2972 drm_mode_destroy(dev, newmode); 2973 continue; 2974 } 2975 2976 drm_mode_probed_add(connector, newmode); 2977 modes++; 2978 } 2979 2980 return modes; 2981 } 2982 2983 static void 2984 do_inferred_modes(struct detailed_timing *timing, void *c) 2985 { 2986 struct detailed_mode_closure *closure = c; 2987 struct detailed_non_pixel *data = &timing->data.other_data; 2988 struct detailed_data_monitor_range *range = &data->data.range; 2989 2990 if (!is_display_descriptor((const u8 *)timing, EDID_DETAIL_MONITOR_RANGE)) 2991 return; 2992 2993 closure->modes += drm_dmt_modes_for_range(closure->connector, 2994 closure->edid, 2995 timing); 2996 2997 if (!version_greater(closure->edid, 1, 1)) 2998 return; /* GTF not defined yet */ 2999 3000 switch (range->flags) { 3001 case 0x02: /* secondary gtf, XXX could do more */ 3002 case 0x00: /* default gtf */ 3003 closure->modes += drm_gtf_modes_for_range(closure->connector, 3004 closure->edid, 3005 timing); 3006 break; 3007 case 0x04: /* cvt, only in 1.4+ */ 3008 if (!version_greater(closure->edid, 1, 3)) 3009 break; 3010 3011 closure->modes += drm_cvt_modes_for_range(closure->connector, 3012 closure->edid, 3013 timing); 3014 break; 3015 case 0x01: /* just the ranges, no formula */ 3016 default: 3017 break; 3018 } 3019 } 3020 3021 static int 3022 add_inferred_modes(struct drm_connector *connector, struct edid *edid) 3023 { 3024 struct detailed_mode_closure closure = { 3025 .connector = connector, 3026 .edid = edid, 3027 }; 3028 3029 if (version_greater(edid, 1, 0)) 3030 drm_for_each_detailed_block((u8 *)edid, do_inferred_modes, 3031 &closure); 3032 3033 return closure.modes; 3034 } 3035 3036 static int 3037 drm_est3_modes(struct drm_connector *connector, struct detailed_timing *timing) 3038 { 3039 int i, j, m, modes = 0; 3040 struct drm_display_mode *mode; 3041 u8 *est = ((u8 *)timing) + 6; 3042 3043 for (i = 0; i < 6; i++) { 3044 for (j = 7; j >= 0; j--) { 3045 m = (i * 8) + (7 - j); 3046 if (m >= ARRAY_SIZE(est3_modes)) 3047 break; 3048 if (est[i] & (1 << j)) { 3049 mode = drm_mode_find_dmt(connector->dev, 3050 est3_modes[m].w, 3051 est3_modes[m].h, 3052 est3_modes[m].r, 3053 est3_modes[m].rb); 3054 if (mode) { 3055 drm_mode_probed_add(connector, mode); 3056 modes++; 3057 } 3058 } 3059 } 3060 } 3061 3062 return modes; 3063 } 3064 3065 static void 3066 do_established_modes(struct detailed_timing *timing, void *c) 3067 { 3068 struct detailed_mode_closure *closure = c; 3069 3070 if (!is_display_descriptor((const u8 *)timing, EDID_DETAIL_EST_TIMINGS)) 3071 return; 3072 3073 closure->modes += drm_est3_modes(closure->connector, timing); 3074 } 3075 3076 /** 3077 * add_established_modes - get est. modes from EDID and add them 3078 * @connector: connector to add mode(s) to 3079 * @edid: EDID block to scan 3080 * 3081 * Each EDID block contains a bitmap of the supported "established modes" list 3082 * (defined above). Tease them out and add them to the global modes list. 3083 */ 3084 static int 3085 add_established_modes(struct drm_connector *connector, struct edid *edid) 3086 { 3087 struct drm_device *dev = connector->dev; 3088 unsigned long est_bits = edid->established_timings.t1 | 3089 (edid->established_timings.t2 << 8) | 3090 ((edid->established_timings.mfg_rsvd & 0x80) << 9); 3091 int i, modes = 0; 3092 struct detailed_mode_closure closure = { 3093 .connector = connector, 3094 .edid = edid, 3095 }; 3096 3097 for (i = 0; i <= EDID_EST_TIMINGS; i++) { 3098 if (est_bits & (1<<i)) { 3099 struct drm_display_mode *newmode; 3100 3101 newmode = drm_mode_duplicate(dev, &edid_est_modes[i]); 3102 if (newmode) { 3103 drm_mode_probed_add(connector, newmode); 3104 modes++; 3105 } 3106 } 3107 } 3108 3109 if (version_greater(edid, 1, 0)) 3110 drm_for_each_detailed_block((u8 *)edid, 3111 do_established_modes, &closure); 3112 3113 return modes + closure.modes; 3114 } 3115 3116 static void 3117 do_standard_modes(struct detailed_timing *timing, void *c) 3118 { 3119 struct detailed_mode_closure *closure = c; 3120 struct detailed_non_pixel *data = &timing->data.other_data; 3121 struct drm_connector *connector = closure->connector; 3122 struct edid *edid = closure->edid; 3123 int i; 3124 3125 if (!is_display_descriptor((const u8 *)timing, EDID_DETAIL_STD_MODES)) 3126 return; 3127 3128 for (i = 0; i < 6; i++) { 3129 struct std_timing *std = &data->data.timings[i]; 3130 struct drm_display_mode *newmode; 3131 3132 newmode = drm_mode_std(connector, edid, std); 3133 if (newmode) { 3134 drm_mode_probed_add(connector, newmode); 3135 closure->modes++; 3136 } 3137 } 3138 } 3139 3140 /** 3141 * add_standard_modes - get std. modes from EDID and add them 3142 * @connector: connector to add mode(s) to 3143 * @edid: EDID block to scan 3144 * 3145 * Standard modes can be calculated using the appropriate standard (DMT, 3146 * GTF or CVT. Grab them from @edid and add them to the list. 3147 */ 3148 static int 3149 add_standard_modes(struct drm_connector *connector, struct edid *edid) 3150 { 3151 int i, modes = 0; 3152 struct detailed_mode_closure closure = { 3153 .connector = connector, 3154 .edid = edid, 3155 }; 3156 3157 for (i = 0; i < EDID_STD_TIMINGS; i++) { 3158 struct drm_display_mode *newmode; 3159 3160 newmode = drm_mode_std(connector, edid, 3161 &edid->standard_timings[i]); 3162 if (newmode) { 3163 drm_mode_probed_add(connector, newmode); 3164 modes++; 3165 } 3166 } 3167 3168 if (version_greater(edid, 1, 0)) 3169 drm_for_each_detailed_block((u8 *)edid, do_standard_modes, 3170 &closure); 3171 3172 /* XXX should also look for standard codes in VTB blocks */ 3173 3174 return modes + closure.modes; 3175 } 3176 3177 static int drm_cvt_modes(struct drm_connector *connector, 3178 struct detailed_timing *timing) 3179 { 3180 int i, j, modes = 0; 3181 struct drm_display_mode *newmode; 3182 struct drm_device *dev = connector->dev; 3183 struct cvt_timing *cvt; 3184 const int rates[] = { 60, 85, 75, 60, 50 }; 3185 const u8 empty[3] = { 0, 0, 0 }; 3186 3187 for (i = 0; i < 4; i++) { 3188 int width, height; 3189 3190 cvt = &(timing->data.other_data.data.cvt[i]); 3191 3192 if (!memcmp(cvt->code, empty, 3)) 3193 continue; 3194 3195 height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2; 3196 switch (cvt->code[1] & 0x0c) { 3197 /* default - because compiler doesn't see that we've enumerated all cases */ 3198 default: 3199 case 0x00: 3200 width = height * 4 / 3; 3201 break; 3202 case 0x04: 3203 width = height * 16 / 9; 3204 break; 3205 case 0x08: 3206 width = height * 16 / 10; 3207 break; 3208 case 0x0c: 3209 width = height * 15 / 9; 3210 break; 3211 } 3212 3213 for (j = 1; j < 5; j++) { 3214 if (cvt->code[2] & (1 << j)) { 3215 newmode = drm_cvt_mode(dev, width, height, 3216 rates[j], j == 0, 3217 false, false); 3218 if (newmode) { 3219 drm_mode_probed_add(connector, newmode); 3220 modes++; 3221 } 3222 } 3223 } 3224 } 3225 3226 return modes; 3227 } 3228 3229 static void 3230 do_cvt_mode(struct detailed_timing *timing, void *c) 3231 { 3232 struct detailed_mode_closure *closure = c; 3233 3234 if (!is_display_descriptor((const u8 *)timing, EDID_DETAIL_CVT_3BYTE)) 3235 return; 3236 3237 closure->modes += drm_cvt_modes(closure->connector, timing); 3238 } 3239 3240 static int 3241 add_cvt_modes(struct drm_connector *connector, struct edid *edid) 3242 { 3243 struct detailed_mode_closure closure = { 3244 .connector = connector, 3245 .edid = edid, 3246 }; 3247 3248 if (version_greater(edid, 1, 2)) 3249 drm_for_each_detailed_block((u8 *)edid, do_cvt_mode, &closure); 3250 3251 /* XXX should also look for CVT codes in VTB blocks */ 3252 3253 return closure.modes; 3254 } 3255 3256 static void fixup_detailed_cea_mode_clock(struct drm_display_mode *mode); 3257 3258 static void 3259 do_detailed_mode(struct detailed_timing *timing, void *c) 3260 { 3261 struct detailed_mode_closure *closure = c; 3262 struct drm_display_mode *newmode; 3263 3264 if (!is_detailed_timing_descriptor((const u8 *)timing)) 3265 return; 3266 3267 newmode = drm_mode_detailed(closure->connector->dev, 3268 closure->edid, timing, 3269 closure->quirks); 3270 if (!newmode) 3271 return; 3272 3273 if (closure->preferred) 3274 newmode->type |= DRM_MODE_TYPE_PREFERRED; 3275 3276 /* 3277 * Detailed modes are limited to 10kHz pixel clock resolution, 3278 * so fix up anything that looks like CEA/HDMI mode, but the clock 3279 * is just slightly off. 3280 */ 3281 fixup_detailed_cea_mode_clock(newmode); 3282 3283 drm_mode_probed_add(closure->connector, newmode); 3284 closure->modes++; 3285 closure->preferred = false; 3286 } 3287 3288 /* 3289 * add_detailed_modes - Add modes from detailed timings 3290 * @connector: attached connector 3291 * @edid: EDID block to scan 3292 * @quirks: quirks to apply 3293 */ 3294 static int 3295 add_detailed_modes(struct drm_connector *connector, struct edid *edid, 3296 u32 quirks) 3297 { 3298 struct detailed_mode_closure closure = { 3299 .connector = connector, 3300 .edid = edid, 3301 .preferred = true, 3302 .quirks = quirks, 3303 }; 3304 3305 if (closure.preferred && !version_greater(edid, 1, 3)) 3306 closure.preferred = 3307 (edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING); 3308 3309 drm_for_each_detailed_block((u8 *)edid, do_detailed_mode, &closure); 3310 3311 return closure.modes; 3312 } 3313 3314 #define AUDIO_BLOCK 0x01 3315 #define VIDEO_BLOCK 0x02 3316 #define VENDOR_BLOCK 0x03 3317 #define SPEAKER_BLOCK 0x04 3318 #define HDR_STATIC_METADATA_BLOCK 0x6 3319 #define USE_EXTENDED_TAG 0x07 3320 #define EXT_VIDEO_CAPABILITY_BLOCK 0x00 3321 #define EXT_VIDEO_DATA_BLOCK_420 0x0E 3322 #define EXT_VIDEO_CAP_BLOCK_Y420CMDB 0x0F 3323 #define EDID_BASIC_AUDIO (1 << 6) 3324 #define EDID_CEA_YCRCB444 (1 << 5) 3325 #define EDID_CEA_YCRCB422 (1 << 4) 3326 #define EDID_CEA_VCDB_QS (1 << 6) 3327 3328 /* 3329 * Search EDID for CEA extension block. 3330 */ 3331 const u8 *drm_find_edid_extension(const struct edid *edid, 3332 int ext_id, int *ext_index) 3333 { 3334 const u8 *edid_ext = NULL; 3335 int i; 3336 3337 /* No EDID or EDID extensions */ 3338 if (edid == NULL || edid->extensions == 0) 3339 return NULL; 3340 3341 /* Find CEA extension */ 3342 for (i = *ext_index; i < edid->extensions; i++) { 3343 edid_ext = (const u8 *)edid + EDID_LENGTH * (i + 1); 3344 if (edid_ext[0] == ext_id) 3345 break; 3346 } 3347 3348 if (i >= edid->extensions) 3349 return NULL; 3350 3351 *ext_index = i + 1; 3352 3353 return edid_ext; 3354 } 3355 3356 static const u8 *drm_find_cea_extension(const struct edid *edid) 3357 { 3358 const struct displayid_block *block; 3359 struct displayid_iter iter; 3360 const u8 *cea; 3361 int ext_index = 0; 3362 3363 /* Look for a top level CEA extension block */ 3364 /* FIXME: make callers iterate through multiple CEA ext blocks? */ 3365 cea = drm_find_edid_extension(edid, CEA_EXT, &ext_index); 3366 if (cea) 3367 return cea; 3368 3369 /* CEA blocks can also be found embedded in a DisplayID block */ 3370 displayid_iter_edid_begin(edid, &iter); 3371 displayid_iter_for_each(block, &iter) { 3372 if (block->tag == DATA_BLOCK_CTA) { 3373 cea = (const u8 *)block; 3374 break; 3375 } 3376 } 3377 displayid_iter_end(&iter); 3378 3379 return cea; 3380 } 3381 3382 static __always_inline const struct drm_display_mode *cea_mode_for_vic(u8 vic) 3383 { 3384 BUILD_BUG_ON(1 + ARRAY_SIZE(edid_cea_modes_1) - 1 != 127); 3385 BUILD_BUG_ON(193 + ARRAY_SIZE(edid_cea_modes_193) - 1 != 219); 3386 3387 if (vic >= 1 && vic < 1 + ARRAY_SIZE(edid_cea_modes_1)) 3388 return &edid_cea_modes_1[vic - 1]; 3389 if (vic >= 193 && vic < 193 + ARRAY_SIZE(edid_cea_modes_193)) 3390 return &edid_cea_modes_193[vic - 193]; 3391 return NULL; 3392 } 3393 3394 static u8 cea_num_vics(void) 3395 { 3396 return 193 + ARRAY_SIZE(edid_cea_modes_193); 3397 } 3398 3399 static u8 cea_next_vic(u8 vic) 3400 { 3401 if (++vic == 1 + ARRAY_SIZE(edid_cea_modes_1)) 3402 vic = 193; 3403 return vic; 3404 } 3405 3406 /* 3407 * Calculate the alternate clock for the CEA mode 3408 * (60Hz vs. 59.94Hz etc.) 3409 */ 3410 static unsigned int 3411 cea_mode_alternate_clock(const struct drm_display_mode *cea_mode) 3412 { 3413 unsigned int clock = cea_mode->clock; 3414 3415 if (drm_mode_vrefresh(cea_mode) % 6 != 0) 3416 return clock; 3417 3418 /* 3419 * edid_cea_modes contains the 59.94Hz 3420 * variant for 240 and 480 line modes, 3421 * and the 60Hz variant otherwise. 3422 */ 3423 if (cea_mode->vdisplay == 240 || cea_mode->vdisplay == 480) 3424 clock = DIV_ROUND_CLOSEST(clock * 1001, 1000); 3425 else 3426 clock = DIV_ROUND_CLOSEST(clock * 1000, 1001); 3427 3428 return clock; 3429 } 3430 3431 static bool 3432 cea_mode_alternate_timings(u8 vic, struct drm_display_mode *mode) 3433 { 3434 /* 3435 * For certain VICs the spec allows the vertical 3436 * front porch to vary by one or two lines. 3437 * 3438 * cea_modes[] stores the variant with the shortest 3439 * vertical front porch. We can adjust the mode to 3440 * get the other variants by simply increasing the 3441 * vertical front porch length. 3442 */ 3443 BUILD_BUG_ON(cea_mode_for_vic(8)->vtotal != 262 || 3444 cea_mode_for_vic(9)->vtotal != 262 || 3445 cea_mode_for_vic(12)->vtotal != 262 || 3446 cea_mode_for_vic(13)->vtotal != 262 || 3447 cea_mode_for_vic(23)->vtotal != 312 || 3448 cea_mode_for_vic(24)->vtotal != 312 || 3449 cea_mode_for_vic(27)->vtotal != 312 || 3450 cea_mode_for_vic(28)->vtotal != 312); 3451 3452 if (((vic == 8 || vic == 9 || 3453 vic == 12 || vic == 13) && mode->vtotal < 263) || 3454 ((vic == 23 || vic == 24 || 3455 vic == 27 || vic == 28) && mode->vtotal < 314)) { 3456 mode->vsync_start++; 3457 mode->vsync_end++; 3458 mode->vtotal++; 3459 3460 return true; 3461 } 3462 3463 return false; 3464 } 3465 3466 static u8 drm_match_cea_mode_clock_tolerance(const struct drm_display_mode *to_match, 3467 unsigned int clock_tolerance) 3468 { 3469 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS; 3470 u8 vic; 3471 3472 if (!to_match->clock) 3473 return 0; 3474 3475 if (to_match->picture_aspect_ratio) 3476 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO; 3477 3478 for (vic = 1; vic < cea_num_vics(); vic = cea_next_vic(vic)) { 3479 struct drm_display_mode cea_mode = *cea_mode_for_vic(vic); 3480 unsigned int clock1, clock2; 3481 3482 /* Check both 60Hz and 59.94Hz */ 3483 clock1 = cea_mode.clock; 3484 clock2 = cea_mode_alternate_clock(&cea_mode); 3485 3486 if (abs(to_match->clock - clock1) > clock_tolerance && 3487 abs(to_match->clock - clock2) > clock_tolerance) 3488 continue; 3489 3490 do { 3491 if (drm_mode_match(to_match, &cea_mode, match_flags)) 3492 return vic; 3493 } while (cea_mode_alternate_timings(vic, &cea_mode)); 3494 } 3495 3496 return 0; 3497 } 3498 3499 /** 3500 * drm_match_cea_mode - look for a CEA mode matching given mode 3501 * @to_match: display mode 3502 * 3503 * Return: The CEA Video ID (VIC) of the mode or 0 if it isn't a CEA-861 3504 * mode. 3505 */ 3506 u8 drm_match_cea_mode(const struct drm_display_mode *to_match) 3507 { 3508 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS; 3509 u8 vic; 3510 3511 if (!to_match->clock) 3512 return 0; 3513 3514 if (to_match->picture_aspect_ratio) 3515 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO; 3516 3517 for (vic = 1; vic < cea_num_vics(); vic = cea_next_vic(vic)) { 3518 struct drm_display_mode cea_mode = *cea_mode_for_vic(vic); 3519 unsigned int clock1, clock2; 3520 3521 /* Check both 60Hz and 59.94Hz */ 3522 clock1 = cea_mode.clock; 3523 clock2 = cea_mode_alternate_clock(&cea_mode); 3524 3525 if (KHZ2PICOS(to_match->clock) != KHZ2PICOS(clock1) && 3526 KHZ2PICOS(to_match->clock) != KHZ2PICOS(clock2)) 3527 continue; 3528 3529 do { 3530 if (drm_mode_match(to_match, &cea_mode, match_flags)) 3531 return vic; 3532 } while (cea_mode_alternate_timings(vic, &cea_mode)); 3533 } 3534 3535 return 0; 3536 } 3537 EXPORT_SYMBOL(drm_match_cea_mode); 3538 3539 static bool drm_valid_cea_vic(u8 vic) 3540 { 3541 return cea_mode_for_vic(vic) != NULL; 3542 } 3543 3544 static enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code) 3545 { 3546 const struct drm_display_mode *mode = cea_mode_for_vic(video_code); 3547 3548 if (mode) 3549 return mode->picture_aspect_ratio; 3550 3551 return HDMI_PICTURE_ASPECT_NONE; 3552 } 3553 3554 static enum hdmi_picture_aspect drm_get_hdmi_aspect_ratio(const u8 video_code) 3555 { 3556 return edid_4k_modes[video_code].picture_aspect_ratio; 3557 } 3558 3559 /* 3560 * Calculate the alternate clock for HDMI modes (those from the HDMI vendor 3561 * specific block). 3562 */ 3563 static unsigned int 3564 hdmi_mode_alternate_clock(const struct drm_display_mode *hdmi_mode) 3565 { 3566 return cea_mode_alternate_clock(hdmi_mode); 3567 } 3568 3569 static u8 drm_match_hdmi_mode_clock_tolerance(const struct drm_display_mode *to_match, 3570 unsigned int clock_tolerance) 3571 { 3572 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS; 3573 u8 vic; 3574 3575 if (!to_match->clock) 3576 return 0; 3577 3578 if (to_match->picture_aspect_ratio) 3579 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO; 3580 3581 for (vic = 1; vic < ARRAY_SIZE(edid_4k_modes); vic++) { 3582 const struct drm_display_mode *hdmi_mode = &edid_4k_modes[vic]; 3583 unsigned int clock1, clock2; 3584 3585 /* Make sure to also match alternate clocks */ 3586 clock1 = hdmi_mode->clock; 3587 clock2 = hdmi_mode_alternate_clock(hdmi_mode); 3588 3589 if (abs(to_match->clock - clock1) > clock_tolerance && 3590 abs(to_match->clock - clock2) > clock_tolerance) 3591 continue; 3592 3593 if (drm_mode_match(to_match, hdmi_mode, match_flags)) 3594 return vic; 3595 } 3596 3597 return 0; 3598 } 3599 3600 /* 3601 * drm_match_hdmi_mode - look for a HDMI mode matching given mode 3602 * @to_match: display mode 3603 * 3604 * An HDMI mode is one defined in the HDMI vendor specific block. 3605 * 3606 * Returns the HDMI Video ID (VIC) of the mode or 0 if it isn't one. 3607 */ 3608 static u8 drm_match_hdmi_mode(const struct drm_display_mode *to_match) 3609 { 3610 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS; 3611 u8 vic; 3612 3613 if (!to_match->clock) 3614 return 0; 3615 3616 if (to_match->picture_aspect_ratio) 3617 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO; 3618 3619 for (vic = 1; vic < ARRAY_SIZE(edid_4k_modes); vic++) { 3620 const struct drm_display_mode *hdmi_mode = &edid_4k_modes[vic]; 3621 unsigned int clock1, clock2; 3622 3623 /* Make sure to also match alternate clocks */ 3624 clock1 = hdmi_mode->clock; 3625 clock2 = hdmi_mode_alternate_clock(hdmi_mode); 3626 3627 if ((KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock1) || 3628 KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock2)) && 3629 drm_mode_match(to_match, hdmi_mode, match_flags)) 3630 return vic; 3631 } 3632 return 0; 3633 } 3634 3635 static bool drm_valid_hdmi_vic(u8 vic) 3636 { 3637 return vic > 0 && vic < ARRAY_SIZE(edid_4k_modes); 3638 } 3639 3640 static int 3641 add_alternate_cea_modes(struct drm_connector *connector, struct edid *edid) 3642 { 3643 struct drm_device *dev = connector->dev; 3644 struct drm_display_mode *mode, *tmp; 3645 LIST_HEAD(list); 3646 int modes = 0; 3647 3648 /* Don't add CEA modes if the CEA extension block is missing */ 3649 if (!drm_find_cea_extension(edid)) 3650 return 0; 3651 3652 /* 3653 * Go through all probed modes and create a new mode 3654 * with the alternate clock for certain CEA modes. 3655 */ 3656 list_for_each_entry(mode, &connector->probed_modes, head) { 3657 const struct drm_display_mode *cea_mode = NULL; 3658 struct drm_display_mode *newmode; 3659 u8 vic = drm_match_cea_mode(mode); 3660 unsigned int clock1, clock2; 3661 3662 if (drm_valid_cea_vic(vic)) { 3663 cea_mode = cea_mode_for_vic(vic); 3664 clock2 = cea_mode_alternate_clock(cea_mode); 3665 } else { 3666 vic = drm_match_hdmi_mode(mode); 3667 if (drm_valid_hdmi_vic(vic)) { 3668 cea_mode = &edid_4k_modes[vic]; 3669 clock2 = hdmi_mode_alternate_clock(cea_mode); 3670 } 3671 } 3672 3673 if (!cea_mode) 3674 continue; 3675 3676 clock1 = cea_mode->clock; 3677 3678 if (clock1 == clock2) 3679 continue; 3680 3681 if (mode->clock != clock1 && mode->clock != clock2) 3682 continue; 3683 3684 newmode = drm_mode_duplicate(dev, cea_mode); 3685 if (!newmode) 3686 continue; 3687 3688 /* Carry over the stereo flags */ 3689 newmode->flags |= mode->flags & DRM_MODE_FLAG_3D_MASK; 3690 3691 /* 3692 * The current mode could be either variant. Make 3693 * sure to pick the "other" clock for the new mode. 3694 */ 3695 if (mode->clock != clock1) 3696 newmode->clock = clock1; 3697 else 3698 newmode->clock = clock2; 3699 3700 list_add_tail(&newmode->head, &list); 3701 } 3702 3703 list_for_each_entry_safe(mode, tmp, &list, head) { 3704 list_del(&mode->head); 3705 drm_mode_probed_add(connector, mode); 3706 modes++; 3707 } 3708 3709 return modes; 3710 } 3711 3712 static u8 svd_to_vic(u8 svd) 3713 { 3714 /* 0-6 bit vic, 7th bit native mode indicator */ 3715 if ((svd >= 1 && svd <= 64) || (svd >= 129 && svd <= 192)) 3716 return svd & 127; 3717 3718 return svd; 3719 } 3720 3721 static struct drm_display_mode * 3722 drm_display_mode_from_vic_index(struct drm_connector *connector, 3723 const u8 *video_db, u8 video_len, 3724 u8 video_index) 3725 { 3726 struct drm_device *dev = connector->dev; 3727 struct drm_display_mode *newmode; 3728 u8 vic; 3729 3730 if (video_db == NULL || video_index >= video_len) 3731 return NULL; 3732 3733 /* CEA modes are numbered 1..127 */ 3734 vic = svd_to_vic(video_db[video_index]); 3735 if (!drm_valid_cea_vic(vic)) 3736 return NULL; 3737 3738 newmode = drm_mode_duplicate(dev, cea_mode_for_vic(vic)); 3739 if (!newmode) 3740 return NULL; 3741 3742 return newmode; 3743 } 3744 3745 /* 3746 * do_y420vdb_modes - Parse YCBCR 420 only modes 3747 * @connector: connector corresponding to the HDMI sink 3748 * @svds: start of the data block of CEA YCBCR 420 VDB 3749 * @len: length of the CEA YCBCR 420 VDB 3750 * 3751 * Parse the CEA-861-F YCBCR 420 Video Data Block (Y420VDB) 3752 * which contains modes which can be supported in YCBCR 420 3753 * output format only. 3754 */ 3755 static int do_y420vdb_modes(struct drm_connector *connector, 3756 const u8 *svds, u8 svds_len) 3757 { 3758 int modes = 0, i; 3759 struct drm_device *dev = connector->dev; 3760 struct drm_display_info *info = &connector->display_info; 3761 struct drm_hdmi_info *hdmi = &info->hdmi; 3762 3763 for (i = 0; i < svds_len; i++) { 3764 u8 vic = svd_to_vic(svds[i]); 3765 struct drm_display_mode *newmode; 3766 3767 if (!drm_valid_cea_vic(vic)) 3768 continue; 3769 3770 newmode = drm_mode_duplicate(dev, cea_mode_for_vic(vic)); 3771 if (!newmode) 3772 break; 3773 bitmap_set(hdmi->y420_vdb_modes, vic, 1); 3774 drm_mode_probed_add(connector, newmode); 3775 modes++; 3776 } 3777 3778 if (modes > 0) 3779 info->color_formats |= DRM_COLOR_FORMAT_YCBCR420; 3780 return modes; 3781 } 3782 3783 /* 3784 * drm_add_cmdb_modes - Add a YCBCR 420 mode into bitmap 3785 * @connector: connector corresponding to the HDMI sink 3786 * @vic: CEA vic for the video mode to be added in the map 3787 * 3788 * Makes an entry for a videomode in the YCBCR 420 bitmap 3789 */ 3790 static void 3791 drm_add_cmdb_modes(struct drm_connector *connector, u8 svd) 3792 { 3793 u8 vic = svd_to_vic(svd); 3794 struct drm_hdmi_info *hdmi = &connector->display_info.hdmi; 3795 3796 if (!drm_valid_cea_vic(vic)) 3797 return; 3798 3799 bitmap_set(hdmi->y420_cmdb_modes, vic, 1); 3800 } 3801 3802 /** 3803 * drm_display_mode_from_cea_vic() - return a mode for CEA VIC 3804 * @dev: DRM device 3805 * @video_code: CEA VIC of the mode 3806 * 3807 * Creates a new mode matching the specified CEA VIC. 3808 * 3809 * Returns: A new drm_display_mode on success or NULL on failure 3810 */ 3811 struct drm_display_mode * 3812 drm_display_mode_from_cea_vic(struct drm_device *dev, 3813 u8 video_code) 3814 { 3815 const struct drm_display_mode *cea_mode; 3816 struct drm_display_mode *newmode; 3817 3818 cea_mode = cea_mode_for_vic(video_code); 3819 if (!cea_mode) 3820 return NULL; 3821 3822 newmode = drm_mode_duplicate(dev, cea_mode); 3823 if (!newmode) 3824 return NULL; 3825 3826 return newmode; 3827 } 3828 EXPORT_SYMBOL(drm_display_mode_from_cea_vic); 3829 3830 static int 3831 do_cea_modes(struct drm_connector *connector, const u8 *db, u8 len) 3832 { 3833 int i, modes = 0; 3834 struct drm_hdmi_info *hdmi = &connector->display_info.hdmi; 3835 3836 for (i = 0; i < len; i++) { 3837 struct drm_display_mode *mode; 3838 3839 mode = drm_display_mode_from_vic_index(connector, db, len, i); 3840 if (mode) { 3841 /* 3842 * YCBCR420 capability block contains a bitmap which 3843 * gives the index of CEA modes from CEA VDB, which 3844 * can support YCBCR 420 sampling output also (apart 3845 * from RGB/YCBCR444 etc). 3846 * For example, if the bit 0 in bitmap is set, 3847 * first mode in VDB can support YCBCR420 output too. 3848 * Add YCBCR420 modes only if sink is HDMI 2.0 capable. 3849 */ 3850 if (i < 64 && hdmi->y420_cmdb_map & (1ULL << i)) 3851 drm_add_cmdb_modes(connector, db[i]); 3852 3853 drm_mode_probed_add(connector, mode); 3854 modes++; 3855 } 3856 } 3857 3858 return modes; 3859 } 3860 3861 struct stereo_mandatory_mode { 3862 int width, height, vrefresh; 3863 unsigned int flags; 3864 }; 3865 3866 static const struct stereo_mandatory_mode stereo_mandatory_modes[] = { 3867 { 1920, 1080, 24, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM }, 3868 { 1920, 1080, 24, DRM_MODE_FLAG_3D_FRAME_PACKING }, 3869 { 1920, 1080, 50, 3870 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF }, 3871 { 1920, 1080, 60, 3872 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF }, 3873 { 1280, 720, 50, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM }, 3874 { 1280, 720, 50, DRM_MODE_FLAG_3D_FRAME_PACKING }, 3875 { 1280, 720, 60, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM }, 3876 { 1280, 720, 60, DRM_MODE_FLAG_3D_FRAME_PACKING } 3877 }; 3878 3879 static bool 3880 stereo_match_mandatory(const struct drm_display_mode *mode, 3881 const struct stereo_mandatory_mode *stereo_mode) 3882 { 3883 unsigned int interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE; 3884 3885 return mode->hdisplay == stereo_mode->width && 3886 mode->vdisplay == stereo_mode->height && 3887 interlaced == (stereo_mode->flags & DRM_MODE_FLAG_INTERLACE) && 3888 drm_mode_vrefresh(mode) == stereo_mode->vrefresh; 3889 } 3890 3891 static int add_hdmi_mandatory_stereo_modes(struct drm_connector *connector) 3892 { 3893 struct drm_device *dev = connector->dev; 3894 const struct drm_display_mode *mode; 3895 struct list_head stereo_modes; 3896 int modes = 0, i; 3897 3898 INIT_LIST_HEAD(&stereo_modes); 3899 3900 list_for_each_entry(mode, &connector->probed_modes, head) { 3901 for (i = 0; i < ARRAY_SIZE(stereo_mandatory_modes); i++) { 3902 const struct stereo_mandatory_mode *mandatory; 3903 struct drm_display_mode *new_mode; 3904 3905 if (!stereo_match_mandatory(mode, 3906 &stereo_mandatory_modes[i])) 3907 continue; 3908 3909 mandatory = &stereo_mandatory_modes[i]; 3910 new_mode = drm_mode_duplicate(dev, mode); 3911 if (!new_mode) 3912 continue; 3913 3914 new_mode->flags |= mandatory->flags; 3915 list_add_tail(&new_mode->head, &stereo_modes); 3916 modes++; 3917 } 3918 } 3919 3920 list_splice_tail(&stereo_modes, &connector->probed_modes); 3921 3922 return modes; 3923 } 3924 3925 static int add_hdmi_mode(struct drm_connector *connector, u8 vic) 3926 { 3927 struct drm_device *dev = connector->dev; 3928 struct drm_display_mode *newmode; 3929 3930 if (!drm_valid_hdmi_vic(vic)) { 3931 DRM_ERROR("Unknown HDMI VIC: %d\n", vic); 3932 return 0; 3933 } 3934 3935 newmode = drm_mode_duplicate(dev, &edid_4k_modes[vic]); 3936 if (!newmode) 3937 return 0; 3938 3939 drm_mode_probed_add(connector, newmode); 3940 3941 return 1; 3942 } 3943 3944 static int add_3d_struct_modes(struct drm_connector *connector, u16 structure, 3945 const u8 *video_db, u8 video_len, u8 video_index) 3946 { 3947 struct drm_display_mode *newmode; 3948 int modes = 0; 3949 3950 if (structure & (1 << 0)) { 3951 newmode = drm_display_mode_from_vic_index(connector, video_db, 3952 video_len, 3953 video_index); 3954 if (newmode) { 3955 newmode->flags |= DRM_MODE_FLAG_3D_FRAME_PACKING; 3956 drm_mode_probed_add(connector, newmode); 3957 modes++; 3958 } 3959 } 3960 if (structure & (1 << 6)) { 3961 newmode = drm_display_mode_from_vic_index(connector, video_db, 3962 video_len, 3963 video_index); 3964 if (newmode) { 3965 newmode->flags |= DRM_MODE_FLAG_3D_TOP_AND_BOTTOM; 3966 drm_mode_probed_add(connector, newmode); 3967 modes++; 3968 } 3969 } 3970 if (structure & (1 << 8)) { 3971 newmode = drm_display_mode_from_vic_index(connector, video_db, 3972 video_len, 3973 video_index); 3974 if (newmode) { 3975 newmode->flags |= DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF; 3976 drm_mode_probed_add(connector, newmode); 3977 modes++; 3978 } 3979 } 3980 3981 return modes; 3982 } 3983 3984 /* 3985 * do_hdmi_vsdb_modes - Parse the HDMI Vendor Specific data block 3986 * @connector: connector corresponding to the HDMI sink 3987 * @db: start of the CEA vendor specific block 3988 * @len: length of the CEA block payload, ie. one can access up to db[len] 3989 * 3990 * Parses the HDMI VSDB looking for modes to add to @connector. This function 3991 * also adds the stereo 3d modes when applicable. 3992 */ 3993 static int 3994 do_hdmi_vsdb_modes(struct drm_connector *connector, const u8 *db, u8 len, 3995 const u8 *video_db, u8 video_len) 3996 { 3997 struct drm_display_info *info = &connector->display_info; 3998 int modes = 0, offset = 0, i, multi_present = 0, multi_len; 3999 u8 vic_len, hdmi_3d_len = 0; 4000 u16 mask; 4001 u16 structure_all; 4002 4003 if (len < 8) 4004 goto out; 4005 4006 /* no HDMI_Video_Present */ 4007 if (!(db[8] & (1 << 5))) 4008 goto out; 4009 4010 /* Latency_Fields_Present */ 4011 if (db[8] & (1 << 7)) 4012 offset += 2; 4013 4014 /* I_Latency_Fields_Present */ 4015 if (db[8] & (1 << 6)) 4016 offset += 2; 4017 4018 /* the declared length is not long enough for the 2 first bytes 4019 * of additional video format capabilities */ 4020 if (len < (8 + offset + 2)) 4021 goto out; 4022 4023 /* 3D_Present */ 4024 offset++; 4025 if (db[8 + offset] & (1 << 7)) { 4026 modes += add_hdmi_mandatory_stereo_modes(connector); 4027 4028 /* 3D_Multi_present */ 4029 multi_present = (db[8 + offset] & 0x60) >> 5; 4030 } 4031 4032 offset++; 4033 vic_len = db[8 + offset] >> 5; 4034 hdmi_3d_len = db[8 + offset] & 0x1f; 4035 4036 for (i = 0; i < vic_len && len >= (9 + offset + i); i++) { 4037 u8 vic; 4038 4039 vic = db[9 + offset + i]; 4040 modes += add_hdmi_mode(connector, vic); 4041 } 4042 offset += 1 + vic_len; 4043 4044 if (multi_present == 1) 4045 multi_len = 2; 4046 else if (multi_present == 2) 4047 multi_len = 4; 4048 else 4049 multi_len = 0; 4050 4051 if (len < (8 + offset + hdmi_3d_len - 1)) 4052 goto out; 4053 4054 if (hdmi_3d_len < multi_len) 4055 goto out; 4056 4057 if (multi_present == 1 || multi_present == 2) { 4058 /* 3D_Structure_ALL */ 4059 structure_all = (db[8 + offset] << 8) | db[9 + offset]; 4060 4061 /* check if 3D_MASK is present */ 4062 if (multi_present == 2) 4063 mask = (db[10 + offset] << 8) | db[11 + offset]; 4064 else 4065 mask = 0xffff; 4066 4067 for (i = 0; i < 16; i++) { 4068 if (mask & (1 << i)) 4069 modes += add_3d_struct_modes(connector, 4070 structure_all, 4071 video_db, 4072 video_len, i); 4073 } 4074 } 4075 4076 offset += multi_len; 4077 4078 for (i = 0; i < (hdmi_3d_len - multi_len); i++) { 4079 int vic_index; 4080 struct drm_display_mode *newmode = NULL; 4081 unsigned int newflag = 0; 4082 bool detail_present; 4083 4084 detail_present = ((db[8 + offset + i] & 0x0f) > 7); 4085 4086 if (detail_present && (i + 1 == hdmi_3d_len - multi_len)) 4087 break; 4088 4089 /* 2D_VIC_order_X */ 4090 vic_index = db[8 + offset + i] >> 4; 4091 4092 /* 3D_Structure_X */ 4093 switch (db[8 + offset + i] & 0x0f) { 4094 case 0: 4095 newflag = DRM_MODE_FLAG_3D_FRAME_PACKING; 4096 break; 4097 case 6: 4098 newflag = DRM_MODE_FLAG_3D_TOP_AND_BOTTOM; 4099 break; 4100 case 8: 4101 /* 3D_Detail_X */ 4102 if ((db[9 + offset + i] >> 4) == 1) 4103 newflag = DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF; 4104 break; 4105 } 4106 4107 if (newflag != 0) { 4108 newmode = drm_display_mode_from_vic_index(connector, 4109 video_db, 4110 video_len, 4111 vic_index); 4112 4113 if (newmode) { 4114 newmode->flags |= newflag; 4115 drm_mode_probed_add(connector, newmode); 4116 modes++; 4117 } 4118 } 4119 4120 if (detail_present) 4121 i++; 4122 } 4123 4124 out: 4125 if (modes > 0) 4126 info->has_hdmi_infoframe = true; 4127 return modes; 4128 } 4129 4130 static int 4131 cea_db_payload_len(const u8 *db) 4132 { 4133 return db[0] & 0x1f; 4134 } 4135 4136 static int 4137 cea_db_extended_tag(const u8 *db) 4138 { 4139 return db[1]; 4140 } 4141 4142 static int 4143 cea_db_tag(const u8 *db) 4144 { 4145 return db[0] >> 5; 4146 } 4147 4148 static int 4149 cea_revision(const u8 *cea) 4150 { 4151 /* 4152 * FIXME is this correct for the DispID variant? 4153 * The DispID spec doesn't really specify whether 4154 * this is the revision of the CEA extension or 4155 * the DispID CEA data block. And the only value 4156 * given as an example is 0. 4157 */ 4158 return cea[1]; 4159 } 4160 4161 static int 4162 cea_db_offsets(const u8 *cea, int *start, int *end) 4163 { 4164 /* DisplayID CTA extension blocks and top-level CEA EDID 4165 * block header definitions differ in the following bytes: 4166 * 1) Byte 2 of the header specifies length differently, 4167 * 2) Byte 3 is only present in the CEA top level block. 4168 * 4169 * The different definitions for byte 2 follow. 4170 * 4171 * DisplayID CTA extension block defines byte 2 as: 4172 * Number of payload bytes 4173 * 4174 * CEA EDID block defines byte 2 as: 4175 * Byte number (decimal) within this block where the 18-byte 4176 * DTDs begin. If no non-DTD data is present in this extension 4177 * block, the value should be set to 04h (the byte after next). 4178 * If set to 00h, there are no DTDs present in this block and 4179 * no non-DTD data. 4180 */ 4181 if (cea[0] == DATA_BLOCK_CTA) { 4182 /* 4183 * for_each_displayid_db() has already verified 4184 * that these stay within expected bounds. 4185 */ 4186 *start = 3; 4187 *end = *start + cea[2]; 4188 } else if (cea[0] == CEA_EXT) { 4189 /* Data block offset in CEA extension block */ 4190 *start = 4; 4191 *end = cea[2]; 4192 if (*end == 0) 4193 *end = 127; 4194 if (*end < 4 || *end > 127) 4195 return -ERANGE; 4196 } else { 4197 return -EOPNOTSUPP; 4198 } 4199 4200 return 0; 4201 } 4202 4203 static bool cea_db_is_hdmi_vsdb(const u8 *db) 4204 { 4205 if (cea_db_tag(db) != VENDOR_BLOCK) 4206 return false; 4207 4208 if (cea_db_payload_len(db) < 5) 4209 return false; 4210 4211 return oui(db[3], db[2], db[1]) == HDMI_IEEE_OUI; 4212 } 4213 4214 static bool cea_db_is_hdmi_forum_vsdb(const u8 *db) 4215 { 4216 if (cea_db_tag(db) != VENDOR_BLOCK) 4217 return false; 4218 4219 if (cea_db_payload_len(db) < 7) 4220 return false; 4221 4222 return oui(db[3], db[2], db[1]) == HDMI_FORUM_IEEE_OUI; 4223 } 4224 4225 static bool cea_db_is_microsoft_vsdb(const u8 *db) 4226 { 4227 if (cea_db_tag(db) != VENDOR_BLOCK) 4228 return false; 4229 4230 if (cea_db_payload_len(db) != 21) 4231 return false; 4232 4233 return oui(db[3], db[2], db[1]) == MICROSOFT_IEEE_OUI; 4234 } 4235 4236 static bool cea_db_is_vcdb(const u8 *db) 4237 { 4238 if (cea_db_tag(db) != USE_EXTENDED_TAG) 4239 return false; 4240 4241 if (cea_db_payload_len(db) != 2) 4242 return false; 4243 4244 if (cea_db_extended_tag(db) != EXT_VIDEO_CAPABILITY_BLOCK) 4245 return false; 4246 4247 return true; 4248 } 4249 4250 static bool cea_db_is_y420cmdb(const u8 *db) 4251 { 4252 if (cea_db_tag(db) != USE_EXTENDED_TAG) 4253 return false; 4254 4255 if (!cea_db_payload_len(db)) 4256 return false; 4257 4258 if (cea_db_extended_tag(db) != EXT_VIDEO_CAP_BLOCK_Y420CMDB) 4259 return false; 4260 4261 return true; 4262 } 4263 4264 static bool cea_db_is_y420vdb(const u8 *db) 4265 { 4266 if (cea_db_tag(db) != USE_EXTENDED_TAG) 4267 return false; 4268 4269 if (!cea_db_payload_len(db)) 4270 return false; 4271 4272 if (cea_db_extended_tag(db) != EXT_VIDEO_DATA_BLOCK_420) 4273 return false; 4274 4275 return true; 4276 } 4277 4278 #define for_each_cea_db(cea, i, start, end) \ 4279 for ((i) = (start); (i) < (end) && (i) + cea_db_payload_len(&(cea)[(i)]) < (end); (i) += cea_db_payload_len(&(cea)[(i)]) + 1) 4280 4281 static void drm_parse_y420cmdb_bitmap(struct drm_connector *connector, 4282 const u8 *db) 4283 { 4284 struct drm_display_info *info = &connector->display_info; 4285 struct drm_hdmi_info *hdmi = &info->hdmi; 4286 u8 map_len = cea_db_payload_len(db) - 1; 4287 u8 count; 4288 u64 map = 0; 4289 4290 if (map_len == 0) { 4291 /* All CEA modes support ycbcr420 sampling also.*/ 4292 hdmi->y420_cmdb_map = U64_MAX; 4293 info->color_formats |= DRM_COLOR_FORMAT_YCBCR420; 4294 return; 4295 } 4296 4297 /* 4298 * This map indicates which of the existing CEA block modes 4299 * from VDB can support YCBCR420 output too. So if bit=0 is 4300 * set, first mode from VDB can support YCBCR420 output too. 4301 * We will parse and keep this map, before parsing VDB itself 4302 * to avoid going through the same block again and again. 4303 * 4304 * Spec is not clear about max possible size of this block. 4305 * Clamping max bitmap block size at 8 bytes. Every byte can 4306 * address 8 CEA modes, in this way this map can address 4307 * 8*8 = first 64 SVDs. 4308 */ 4309 if (WARN_ON_ONCE(map_len > 8)) 4310 map_len = 8; 4311 4312 for (count = 0; count < map_len; count++) 4313 map |= (u64)db[2 + count] << (8 * count); 4314 4315 if (map) 4316 info->color_formats |= DRM_COLOR_FORMAT_YCBCR420; 4317 4318 hdmi->y420_cmdb_map = map; 4319 } 4320 4321 static int 4322 add_cea_modes(struct drm_connector *connector, struct edid *edid) 4323 { 4324 const u8 *cea = drm_find_cea_extension(edid); 4325 const u8 *db, *hdmi = NULL, *video = NULL; 4326 u8 dbl, hdmi_len, video_len = 0; 4327 int modes = 0; 4328 4329 if (cea && cea_revision(cea) >= 3) { 4330 int i, start, end; 4331 4332 if (cea_db_offsets(cea, &start, &end)) 4333 return 0; 4334 4335 for_each_cea_db(cea, i, start, end) { 4336 db = &cea[i]; 4337 dbl = cea_db_payload_len(db); 4338 4339 if (cea_db_tag(db) == VIDEO_BLOCK) { 4340 video = db + 1; 4341 video_len = dbl; 4342 modes += do_cea_modes(connector, video, dbl); 4343 } else if (cea_db_is_hdmi_vsdb(db)) { 4344 hdmi = db; 4345 hdmi_len = dbl; 4346 } else if (cea_db_is_y420vdb(db)) { 4347 const u8 *vdb420 = &db[2]; 4348 4349 /* Add 4:2:0(only) modes present in EDID */ 4350 modes += do_y420vdb_modes(connector, 4351 vdb420, 4352 dbl - 1); 4353 } 4354 } 4355 } 4356 4357 /* 4358 * We parse the HDMI VSDB after having added the cea modes as we will 4359 * be patching their flags when the sink supports stereo 3D. 4360 */ 4361 if (hdmi) 4362 modes += do_hdmi_vsdb_modes(connector, hdmi, hdmi_len, video, 4363 video_len); 4364 4365 return modes; 4366 } 4367 4368 static void fixup_detailed_cea_mode_clock(struct drm_display_mode *mode) 4369 { 4370 const struct drm_display_mode *cea_mode; 4371 int clock1, clock2, clock; 4372 u8 vic; 4373 const char *type; 4374 4375 /* 4376 * allow 5kHz clock difference either way to account for 4377 * the 10kHz clock resolution limit of detailed timings. 4378 */ 4379 vic = drm_match_cea_mode_clock_tolerance(mode, 5); 4380 if (drm_valid_cea_vic(vic)) { 4381 type = "CEA"; 4382 cea_mode = cea_mode_for_vic(vic); 4383 clock1 = cea_mode->clock; 4384 clock2 = cea_mode_alternate_clock(cea_mode); 4385 } else { 4386 vic = drm_match_hdmi_mode_clock_tolerance(mode, 5); 4387 if (drm_valid_hdmi_vic(vic)) { 4388 type = "HDMI"; 4389 cea_mode = &edid_4k_modes[vic]; 4390 clock1 = cea_mode->clock; 4391 clock2 = hdmi_mode_alternate_clock(cea_mode); 4392 } else { 4393 return; 4394 } 4395 } 4396 4397 /* pick whichever is closest */ 4398 if (abs(mode->clock - clock1) < abs(mode->clock - clock2)) 4399 clock = clock1; 4400 else 4401 clock = clock2; 4402 4403 if (mode->clock == clock) 4404 return; 4405 4406 DRM_DEBUG("detailed mode matches %s VIC %d, adjusting clock %d -> %d\n", 4407 type, vic, mode->clock, clock); 4408 mode->clock = clock; 4409 } 4410 4411 static bool cea_db_is_hdmi_hdr_metadata_block(const u8 *db) 4412 { 4413 if (cea_db_tag(db) != USE_EXTENDED_TAG) 4414 return false; 4415 4416 if (db[1] != HDR_STATIC_METADATA_BLOCK) 4417 return false; 4418 4419 if (cea_db_payload_len(db) < 3) 4420 return false; 4421 4422 return true; 4423 } 4424 4425 static uint8_t eotf_supported(const u8 *edid_ext) 4426 { 4427 return edid_ext[2] & 4428 (BIT(HDMI_EOTF_TRADITIONAL_GAMMA_SDR) | 4429 BIT(HDMI_EOTF_TRADITIONAL_GAMMA_HDR) | 4430 BIT(HDMI_EOTF_SMPTE_ST2084) | 4431 BIT(HDMI_EOTF_BT_2100_HLG)); 4432 } 4433 4434 static uint8_t hdr_metadata_type(const u8 *edid_ext) 4435 { 4436 return edid_ext[3] & 4437 BIT(HDMI_STATIC_METADATA_TYPE1); 4438 } 4439 4440 static void 4441 drm_parse_hdr_metadata_block(struct drm_connector *connector, const u8 *db) 4442 { 4443 u16 len; 4444 4445 len = cea_db_payload_len(db); 4446 4447 connector->hdr_sink_metadata.hdmi_type1.eotf = 4448 eotf_supported(db); 4449 connector->hdr_sink_metadata.hdmi_type1.metadata_type = 4450 hdr_metadata_type(db); 4451 4452 if (len >= 4) 4453 connector->hdr_sink_metadata.hdmi_type1.max_cll = db[4]; 4454 if (len >= 5) 4455 connector->hdr_sink_metadata.hdmi_type1.max_fall = db[5]; 4456 if (len >= 6) 4457 connector->hdr_sink_metadata.hdmi_type1.min_cll = db[6]; 4458 } 4459 4460 static void 4461 drm_parse_hdmi_vsdb_audio(struct drm_connector *connector, const u8 *db) 4462 { 4463 u8 len = cea_db_payload_len(db); 4464 4465 if (len >= 6 && (db[6] & (1 << 7))) 4466 connector->eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_SUPPORTS_AI; 4467 if (len >= 8) { 4468 connector->latency_present[0] = db[8] >> 7; 4469 connector->latency_present[1] = (db[8] >> 6) & 1; 4470 } 4471 if (len >= 9) 4472 connector->video_latency[0] = db[9]; 4473 if (len >= 10) 4474 connector->audio_latency[0] = db[10]; 4475 if (len >= 11) 4476 connector->video_latency[1] = db[11]; 4477 if (len >= 12) 4478 connector->audio_latency[1] = db[12]; 4479 4480 DRM_DEBUG_KMS("HDMI: latency present %d %d, " 4481 "video latency %d %d, " 4482 "audio latency %d %d\n", 4483 connector->latency_present[0], 4484 connector->latency_present[1], 4485 connector->video_latency[0], 4486 connector->video_latency[1], 4487 connector->audio_latency[0], 4488 connector->audio_latency[1]); 4489 } 4490 4491 static void 4492 monitor_name(struct detailed_timing *t, void *data) 4493 { 4494 if (!is_display_descriptor((const u8 *)t, EDID_DETAIL_MONITOR_NAME)) 4495 return; 4496 4497 *(u8 **)data = t->data.other_data.data.str.str; 4498 } 4499 4500 static int get_monitor_name(struct edid *edid, char name[13]) 4501 { 4502 char *edid_name = NULL; 4503 int mnl; 4504 4505 if (!edid || !name) 4506 return 0; 4507 4508 drm_for_each_detailed_block((u8 *)edid, monitor_name, &edid_name); 4509 for (mnl = 0; edid_name && mnl < 13; mnl++) { 4510 if (edid_name[mnl] == 0x0a) 4511 break; 4512 4513 name[mnl] = edid_name[mnl]; 4514 } 4515 4516 return mnl; 4517 } 4518 4519 /** 4520 * drm_edid_get_monitor_name - fetch the monitor name from the edid 4521 * @edid: monitor EDID information 4522 * @name: pointer to a character array to hold the name of the monitor 4523 * @bufsize: The size of the name buffer (should be at least 14 chars.) 4524 * 4525 */ 4526 void drm_edid_get_monitor_name(struct edid *edid, char *name, int bufsize) 4527 { 4528 int name_length; 4529 char buf[13]; 4530 4531 if (bufsize <= 0) 4532 return; 4533 4534 name_length = min(get_monitor_name(edid, buf), bufsize - 1); 4535 memcpy(name, buf, name_length); 4536 name[name_length] = '\0'; 4537 } 4538 EXPORT_SYMBOL(drm_edid_get_monitor_name); 4539 4540 static void clear_eld(struct drm_connector *connector) 4541 { 4542 memset(connector->eld, 0, sizeof(connector->eld)); 4543 4544 connector->latency_present[0] = false; 4545 connector->latency_present[1] = false; 4546 connector->video_latency[0] = 0; 4547 connector->audio_latency[0] = 0; 4548 connector->video_latency[1] = 0; 4549 connector->audio_latency[1] = 0; 4550 } 4551 4552 /* 4553 * drm_edid_to_eld - build ELD from EDID 4554 * @connector: connector corresponding to the HDMI/DP sink 4555 * @edid: EDID to parse 4556 * 4557 * Fill the ELD (EDID-Like Data) buffer for passing to the audio driver. The 4558 * HDCP and Port_ID ELD fields are left for the graphics driver to fill in. 4559 */ 4560 static void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid) 4561 { 4562 uint8_t *eld = connector->eld; 4563 const u8 *cea; 4564 const u8 *db; 4565 int total_sad_count = 0; 4566 int mnl; 4567 int dbl; 4568 4569 clear_eld(connector); 4570 4571 if (!edid) 4572 return; 4573 4574 cea = drm_find_cea_extension(edid); 4575 if (!cea) { 4576 DRM_DEBUG_KMS("ELD: no CEA Extension found\n"); 4577 return; 4578 } 4579 4580 mnl = get_monitor_name(edid, &eld[DRM_ELD_MONITOR_NAME_STRING]); 4581 DRM_DEBUG_KMS("ELD monitor %s\n", &eld[DRM_ELD_MONITOR_NAME_STRING]); 4582 4583 eld[DRM_ELD_CEA_EDID_VER_MNL] = cea[1] << DRM_ELD_CEA_EDID_VER_SHIFT; 4584 eld[DRM_ELD_CEA_EDID_VER_MNL] |= mnl; 4585 4586 eld[DRM_ELD_VER] = DRM_ELD_VER_CEA861D; 4587 4588 eld[DRM_ELD_MANUFACTURER_NAME0] = edid->mfg_id[0]; 4589 eld[DRM_ELD_MANUFACTURER_NAME1] = edid->mfg_id[1]; 4590 eld[DRM_ELD_PRODUCT_CODE0] = edid->prod_code[0]; 4591 eld[DRM_ELD_PRODUCT_CODE1] = edid->prod_code[1]; 4592 4593 if (cea_revision(cea) >= 3) { 4594 int i, start, end; 4595 int sad_count; 4596 4597 if (cea_db_offsets(cea, &start, &end)) { 4598 start = 0; 4599 end = 0; 4600 } 4601 4602 for_each_cea_db(cea, i, start, end) { 4603 db = &cea[i]; 4604 dbl = cea_db_payload_len(db); 4605 4606 switch (cea_db_tag(db)) { 4607 case AUDIO_BLOCK: 4608 /* Audio Data Block, contains SADs */ 4609 sad_count = min(dbl / 3, 15 - total_sad_count); 4610 if (sad_count >= 1) 4611 memcpy(&eld[DRM_ELD_CEA_SAD(mnl, total_sad_count)], 4612 &db[1], sad_count * 3); 4613 total_sad_count += sad_count; 4614 break; 4615 case SPEAKER_BLOCK: 4616 /* Speaker Allocation Data Block */ 4617 if (dbl >= 1) 4618 eld[DRM_ELD_SPEAKER] = db[1]; 4619 break; 4620 case VENDOR_BLOCK: 4621 /* HDMI Vendor-Specific Data Block */ 4622 if (cea_db_is_hdmi_vsdb(db)) 4623 drm_parse_hdmi_vsdb_audio(connector, db); 4624 break; 4625 default: 4626 break; 4627 } 4628 } 4629 } 4630 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= total_sad_count << DRM_ELD_SAD_COUNT_SHIFT; 4631 4632 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort || 4633 connector->connector_type == DRM_MODE_CONNECTOR_eDP) 4634 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_CONN_TYPE_DP; 4635 else 4636 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_CONN_TYPE_HDMI; 4637 4638 eld[DRM_ELD_BASELINE_ELD_LEN] = 4639 DIV_ROUND_UP(drm_eld_calc_baseline_block_size(eld), 4); 4640 4641 DRM_DEBUG_KMS("ELD size %d, SAD count %d\n", 4642 drm_eld_size(eld), total_sad_count); 4643 } 4644 4645 /** 4646 * drm_edid_to_sad - extracts SADs from EDID 4647 * @edid: EDID to parse 4648 * @sads: pointer that will be set to the extracted SADs 4649 * 4650 * Looks for CEA EDID block and extracts SADs (Short Audio Descriptors) from it. 4651 * 4652 * Note: The returned pointer needs to be freed using kfree(). 4653 * 4654 * Return: The number of found SADs or negative number on error. 4655 */ 4656 int drm_edid_to_sad(struct edid *edid, struct cea_sad **sads) 4657 { 4658 int count = 0; 4659 int i, start, end, dbl; 4660 const u8 *cea; 4661 4662 cea = drm_find_cea_extension(edid); 4663 if (!cea) { 4664 DRM_DEBUG_KMS("SAD: no CEA Extension found\n"); 4665 return 0; 4666 } 4667 4668 if (cea_revision(cea) < 3) { 4669 DRM_DEBUG_KMS("SAD: wrong CEA revision\n"); 4670 return 0; 4671 } 4672 4673 if (cea_db_offsets(cea, &start, &end)) { 4674 DRM_DEBUG_KMS("SAD: invalid data block offsets\n"); 4675 return -EPROTO; 4676 } 4677 4678 for_each_cea_db(cea, i, start, end) { 4679 const u8 *db = &cea[i]; 4680 4681 if (cea_db_tag(db) == AUDIO_BLOCK) { 4682 int j; 4683 4684 dbl = cea_db_payload_len(db); 4685 4686 count = dbl / 3; /* SAD is 3B */ 4687 *sads = kcalloc(count, sizeof(**sads), GFP_KERNEL); 4688 if (!*sads) 4689 return -ENOMEM; 4690 for (j = 0; j < count; j++) { 4691 const u8 *sad = &db[1 + j * 3]; 4692 4693 (*sads)[j].format = (sad[0] & 0x78) >> 3; 4694 (*sads)[j].channels = sad[0] & 0x7; 4695 (*sads)[j].freq = sad[1] & 0x7F; 4696 (*sads)[j].byte2 = sad[2]; 4697 } 4698 break; 4699 } 4700 } 4701 4702 return count; 4703 } 4704 EXPORT_SYMBOL(drm_edid_to_sad); 4705 4706 /** 4707 * drm_edid_to_speaker_allocation - extracts Speaker Allocation Data Blocks from EDID 4708 * @edid: EDID to parse 4709 * @sadb: pointer to the speaker block 4710 * 4711 * Looks for CEA EDID block and extracts the Speaker Allocation Data Block from it. 4712 * 4713 * Note: The returned pointer needs to be freed using kfree(). 4714 * 4715 * Return: The number of found Speaker Allocation Blocks or negative number on 4716 * error. 4717 */ 4718 int drm_edid_to_speaker_allocation(struct edid *edid, u8 **sadb) 4719 { 4720 int count = 0; 4721 int i, start, end, dbl; 4722 const u8 *cea; 4723 4724 cea = drm_find_cea_extension(edid); 4725 if (!cea) { 4726 DRM_DEBUG_KMS("SAD: no CEA Extension found\n"); 4727 return 0; 4728 } 4729 4730 if (cea_revision(cea) < 3) { 4731 DRM_DEBUG_KMS("SAD: wrong CEA revision\n"); 4732 return 0; 4733 } 4734 4735 if (cea_db_offsets(cea, &start, &end)) { 4736 DRM_DEBUG_KMS("SAD: invalid data block offsets\n"); 4737 return -EPROTO; 4738 } 4739 4740 for_each_cea_db(cea, i, start, end) { 4741 const u8 *db = &cea[i]; 4742 4743 if (cea_db_tag(db) == SPEAKER_BLOCK) { 4744 dbl = cea_db_payload_len(db); 4745 4746 /* Speaker Allocation Data Block */ 4747 if (dbl == 3) { 4748 *sadb = kmemdup(&db[1], dbl, GFP_KERNEL); 4749 if (!*sadb) 4750 return -ENOMEM; 4751 count = dbl; 4752 break; 4753 } 4754 } 4755 } 4756 4757 return count; 4758 } 4759 EXPORT_SYMBOL(drm_edid_to_speaker_allocation); 4760 4761 /** 4762 * drm_av_sync_delay - compute the HDMI/DP sink audio-video sync delay 4763 * @connector: connector associated with the HDMI/DP sink 4764 * @mode: the display mode 4765 * 4766 * Return: The HDMI/DP sink's audio-video sync delay in milliseconds or 0 if 4767 * the sink doesn't support audio or video. 4768 */ 4769 int drm_av_sync_delay(struct drm_connector *connector, 4770 const struct drm_display_mode *mode) 4771 { 4772 int i = !!(mode->flags & DRM_MODE_FLAG_INTERLACE); 4773 int a, v; 4774 4775 if (!connector->latency_present[0]) 4776 return 0; 4777 if (!connector->latency_present[1]) 4778 i = 0; 4779 4780 a = connector->audio_latency[i]; 4781 v = connector->video_latency[i]; 4782 4783 /* 4784 * HDMI/DP sink doesn't support audio or video? 4785 */ 4786 if (a == 255 || v == 255) 4787 return 0; 4788 4789 /* 4790 * Convert raw EDID values to millisecond. 4791 * Treat unknown latency as 0ms. 4792 */ 4793 if (a) 4794 a = min(2 * (a - 1), 500); 4795 if (v) 4796 v = min(2 * (v - 1), 500); 4797 4798 return max(v - a, 0); 4799 } 4800 EXPORT_SYMBOL(drm_av_sync_delay); 4801 4802 /** 4803 * drm_detect_hdmi_monitor - detect whether monitor is HDMI 4804 * @edid: monitor EDID information 4805 * 4806 * Parse the CEA extension according to CEA-861-B. 4807 * 4808 * Drivers that have added the modes parsed from EDID to drm_display_info 4809 * should use &drm_display_info.is_hdmi instead of calling this function. 4810 * 4811 * Return: True if the monitor is HDMI, false if not or unknown. 4812 */ 4813 bool drm_detect_hdmi_monitor(struct edid *edid) 4814 { 4815 const u8 *edid_ext; 4816 int i; 4817 int start_offset, end_offset; 4818 4819 edid_ext = drm_find_cea_extension(edid); 4820 if (!edid_ext) 4821 return false; 4822 4823 if (cea_db_offsets(edid_ext, &start_offset, &end_offset)) 4824 return false; 4825 4826 /* 4827 * Because HDMI identifier is in Vendor Specific Block, 4828 * search it from all data blocks of CEA extension. 4829 */ 4830 for_each_cea_db(edid_ext, i, start_offset, end_offset) { 4831 if (cea_db_is_hdmi_vsdb(&edid_ext[i])) 4832 return true; 4833 } 4834 4835 return false; 4836 } 4837 EXPORT_SYMBOL(drm_detect_hdmi_monitor); 4838 4839 /** 4840 * drm_detect_monitor_audio - check monitor audio capability 4841 * @edid: EDID block to scan 4842 * 4843 * Monitor should have CEA extension block. 4844 * If monitor has 'basic audio', but no CEA audio blocks, it's 'basic 4845 * audio' only. If there is any audio extension block and supported 4846 * audio format, assume at least 'basic audio' support, even if 'basic 4847 * audio' is not defined in EDID. 4848 * 4849 * Return: True if the monitor supports audio, false otherwise. 4850 */ 4851 bool drm_detect_monitor_audio(struct edid *edid) 4852 { 4853 const u8 *edid_ext; 4854 int i, j; 4855 bool has_audio = false; 4856 int start_offset, end_offset; 4857 4858 edid_ext = drm_find_cea_extension(edid); 4859 if (!edid_ext) 4860 goto end; 4861 4862 has_audio = ((edid_ext[3] & EDID_BASIC_AUDIO) != 0); 4863 4864 if (has_audio) { 4865 DRM_DEBUG_KMS("Monitor has basic audio support\n"); 4866 goto end; 4867 } 4868 4869 if (cea_db_offsets(edid_ext, &start_offset, &end_offset)) 4870 goto end; 4871 4872 for_each_cea_db(edid_ext, i, start_offset, end_offset) { 4873 if (cea_db_tag(&edid_ext[i]) == AUDIO_BLOCK) { 4874 has_audio = true; 4875 for (j = 1; j < cea_db_payload_len(&edid_ext[i]) + 1; j += 3) 4876 DRM_DEBUG_KMS("CEA audio format %d\n", 4877 (edid_ext[i + j] >> 3) & 0xf); 4878 goto end; 4879 } 4880 } 4881 end: 4882 return has_audio; 4883 } 4884 EXPORT_SYMBOL(drm_detect_monitor_audio); 4885 4886 4887 /** 4888 * drm_default_rgb_quant_range - default RGB quantization range 4889 * @mode: display mode 4890 * 4891 * Determine the default RGB quantization range for the mode, 4892 * as specified in CEA-861. 4893 * 4894 * Return: The default RGB quantization range for the mode 4895 */ 4896 enum hdmi_quantization_range 4897 drm_default_rgb_quant_range(const struct drm_display_mode *mode) 4898 { 4899 /* All CEA modes other than VIC 1 use limited quantization range. */ 4900 return drm_match_cea_mode(mode) > 1 ? 4901 HDMI_QUANTIZATION_RANGE_LIMITED : 4902 HDMI_QUANTIZATION_RANGE_FULL; 4903 } 4904 EXPORT_SYMBOL(drm_default_rgb_quant_range); 4905 4906 static void drm_parse_vcdb(struct drm_connector *connector, const u8 *db) 4907 { 4908 struct drm_display_info *info = &connector->display_info; 4909 4910 DRM_DEBUG_KMS("CEA VCDB 0x%02x\n", db[2]); 4911 4912 if (db[2] & EDID_CEA_VCDB_QS) 4913 info->rgb_quant_range_selectable = true; 4914 } 4915 4916 static 4917 void drm_get_max_frl_rate(int max_frl_rate, u8 *max_lanes, u8 *max_rate_per_lane) 4918 { 4919 switch (max_frl_rate) { 4920 case 1: 4921 *max_lanes = 3; 4922 *max_rate_per_lane = 3; 4923 break; 4924 case 2: 4925 *max_lanes = 3; 4926 *max_rate_per_lane = 6; 4927 break; 4928 case 3: 4929 *max_lanes = 4; 4930 *max_rate_per_lane = 6; 4931 break; 4932 case 4: 4933 *max_lanes = 4; 4934 *max_rate_per_lane = 8; 4935 break; 4936 case 5: 4937 *max_lanes = 4; 4938 *max_rate_per_lane = 10; 4939 break; 4940 case 6: 4941 *max_lanes = 4; 4942 *max_rate_per_lane = 12; 4943 break; 4944 case 0: 4945 default: 4946 *max_lanes = 0; 4947 *max_rate_per_lane = 0; 4948 } 4949 } 4950 4951 static void drm_parse_ycbcr420_deep_color_info(struct drm_connector *connector, 4952 const u8 *db) 4953 { 4954 u8 dc_mask; 4955 struct drm_hdmi_info *hdmi = &connector->display_info.hdmi; 4956 4957 dc_mask = db[7] & DRM_EDID_YCBCR420_DC_MASK; 4958 hdmi->y420_dc_modes = dc_mask; 4959 } 4960 4961 static void drm_parse_hdmi_forum_vsdb(struct drm_connector *connector, 4962 const u8 *hf_vsdb) 4963 { 4964 struct drm_display_info *display = &connector->display_info; 4965 struct drm_hdmi_info *hdmi = &display->hdmi; 4966 4967 display->has_hdmi_infoframe = true; 4968 4969 if (hf_vsdb[6] & 0x80) { 4970 hdmi->scdc.supported = true; 4971 if (hf_vsdb[6] & 0x40) 4972 hdmi->scdc.read_request = true; 4973 } 4974 4975 /* 4976 * All HDMI 2.0 monitors must support scrambling at rates > 340 MHz. 4977 * And as per the spec, three factors confirm this: 4978 * * Availability of a HF-VSDB block in EDID (check) 4979 * * Non zero Max_TMDS_Char_Rate filed in HF-VSDB (let's check) 4980 * * SCDC support available (let's check) 4981 * Lets check it out. 4982 */ 4983 4984 if (hf_vsdb[5]) { 4985 /* max clock is 5000 KHz times block value */ 4986 u32 max_tmds_clock = hf_vsdb[5] * 5000; 4987 struct drm_scdc *scdc = &hdmi->scdc; 4988 4989 if (max_tmds_clock > 340000) { 4990 display->max_tmds_clock = max_tmds_clock; 4991 DRM_DEBUG_KMS("HF-VSDB: max TMDS clock %d kHz\n", 4992 display->max_tmds_clock); 4993 } 4994 4995 if (scdc->supported) { 4996 scdc->scrambling.supported = true; 4997 4998 /* Few sinks support scrambling for clocks < 340M */ 4999 if ((hf_vsdb[6] & 0x8)) 5000 scdc->scrambling.low_rates = true; 5001 } 5002 } 5003 5004 if (hf_vsdb[7]) { 5005 u8 max_frl_rate; 5006 u8 dsc_max_frl_rate; 5007 u8 dsc_max_slices; 5008 struct drm_hdmi_dsc_cap *hdmi_dsc = &hdmi->dsc_cap; 5009 5010 DRM_DEBUG_KMS("hdmi_21 sink detected. parsing edid\n"); 5011 max_frl_rate = (hf_vsdb[7] & DRM_EDID_MAX_FRL_RATE_MASK) >> 4; 5012 drm_get_max_frl_rate(max_frl_rate, &hdmi->max_lanes, 5013 &hdmi->max_frl_rate_per_lane); 5014 hdmi_dsc->v_1p2 = hf_vsdb[11] & DRM_EDID_DSC_1P2; 5015 5016 if (hdmi_dsc->v_1p2) { 5017 hdmi_dsc->native_420 = hf_vsdb[11] & DRM_EDID_DSC_NATIVE_420; 5018 hdmi_dsc->all_bpp = hf_vsdb[11] & DRM_EDID_DSC_ALL_BPP; 5019 5020 if (hf_vsdb[11] & DRM_EDID_DSC_16BPC) 5021 hdmi_dsc->bpc_supported = 16; 5022 else if (hf_vsdb[11] & DRM_EDID_DSC_12BPC) 5023 hdmi_dsc->bpc_supported = 12; 5024 else if (hf_vsdb[11] & DRM_EDID_DSC_10BPC) 5025 hdmi_dsc->bpc_supported = 10; 5026 else 5027 hdmi_dsc->bpc_supported = 0; 5028 5029 dsc_max_frl_rate = (hf_vsdb[12] & DRM_EDID_DSC_MAX_FRL_RATE_MASK) >> 4; 5030 drm_get_max_frl_rate(dsc_max_frl_rate, &hdmi_dsc->max_lanes, 5031 &hdmi_dsc->max_frl_rate_per_lane); 5032 hdmi_dsc->total_chunk_kbytes = hf_vsdb[13] & DRM_EDID_DSC_TOTAL_CHUNK_KBYTES; 5033 5034 dsc_max_slices = hf_vsdb[12] & DRM_EDID_DSC_MAX_SLICES; 5035 switch (dsc_max_slices) { 5036 case 1: 5037 hdmi_dsc->max_slices = 1; 5038 hdmi_dsc->clk_per_slice = 340; 5039 break; 5040 case 2: 5041 hdmi_dsc->max_slices = 2; 5042 hdmi_dsc->clk_per_slice = 340; 5043 break; 5044 case 3: 5045 hdmi_dsc->max_slices = 4; 5046 hdmi_dsc->clk_per_slice = 340; 5047 break; 5048 case 4: 5049 hdmi_dsc->max_slices = 8; 5050 hdmi_dsc->clk_per_slice = 340; 5051 break; 5052 case 5: 5053 hdmi_dsc->max_slices = 8; 5054 hdmi_dsc->clk_per_slice = 400; 5055 break; 5056 case 6: 5057 hdmi_dsc->max_slices = 12; 5058 hdmi_dsc->clk_per_slice = 400; 5059 break; 5060 case 7: 5061 hdmi_dsc->max_slices = 16; 5062 hdmi_dsc->clk_per_slice = 400; 5063 break; 5064 case 0: 5065 default: 5066 hdmi_dsc->max_slices = 0; 5067 hdmi_dsc->clk_per_slice = 0; 5068 } 5069 } 5070 } 5071 5072 drm_parse_ycbcr420_deep_color_info(connector, hf_vsdb); 5073 } 5074 5075 static void drm_parse_hdmi_deep_color_info(struct drm_connector *connector, 5076 const u8 *hdmi) 5077 { 5078 struct drm_display_info *info = &connector->display_info; 5079 unsigned int dc_bpc = 0; 5080 5081 /* HDMI supports at least 8 bpc */ 5082 info->bpc = 8; 5083 5084 if (cea_db_payload_len(hdmi) < 6) 5085 return; 5086 5087 if (hdmi[6] & DRM_EDID_HDMI_DC_30) { 5088 dc_bpc = 10; 5089 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_30; 5090 DRM_DEBUG("%s: HDMI sink does deep color 30.\n", 5091 connector->name); 5092 } 5093 5094 if (hdmi[6] & DRM_EDID_HDMI_DC_36) { 5095 dc_bpc = 12; 5096 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_36; 5097 DRM_DEBUG("%s: HDMI sink does deep color 36.\n", 5098 connector->name); 5099 } 5100 5101 if (hdmi[6] & DRM_EDID_HDMI_DC_48) { 5102 dc_bpc = 16; 5103 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_48; 5104 DRM_DEBUG("%s: HDMI sink does deep color 48.\n", 5105 connector->name); 5106 } 5107 5108 if (dc_bpc == 0) { 5109 DRM_DEBUG("%s: No deep color support on this HDMI sink.\n", 5110 connector->name); 5111 return; 5112 } 5113 5114 DRM_DEBUG("%s: Assigning HDMI sink color depth as %d bpc.\n", 5115 connector->name, dc_bpc); 5116 info->bpc = dc_bpc; 5117 5118 /* YCRCB444 is optional according to spec. */ 5119 if (hdmi[6] & DRM_EDID_HDMI_DC_Y444) { 5120 info->edid_hdmi_ycbcr444_dc_modes = info->edid_hdmi_rgb444_dc_modes; 5121 DRM_DEBUG("%s: HDMI sink does YCRCB444 in deep color.\n", 5122 connector->name); 5123 } 5124 5125 /* 5126 * Spec says that if any deep color mode is supported at all, 5127 * then deep color 36 bit must be supported. 5128 */ 5129 if (!(hdmi[6] & DRM_EDID_HDMI_DC_36)) { 5130 DRM_DEBUG("%s: HDMI sink should do DC_36, but does not!\n", 5131 connector->name); 5132 } 5133 } 5134 5135 static void 5136 drm_parse_hdmi_vsdb_video(struct drm_connector *connector, const u8 *db) 5137 { 5138 struct drm_display_info *info = &connector->display_info; 5139 u8 len = cea_db_payload_len(db); 5140 5141 info->is_hdmi = true; 5142 5143 if (len >= 6) 5144 info->dvi_dual = db[6] & 1; 5145 if (len >= 7) 5146 info->max_tmds_clock = db[7] * 5000; 5147 5148 DRM_DEBUG_KMS("HDMI: DVI dual %d, " 5149 "max TMDS clock %d kHz\n", 5150 info->dvi_dual, 5151 info->max_tmds_clock); 5152 5153 drm_parse_hdmi_deep_color_info(connector, db); 5154 } 5155 5156 /* 5157 * See EDID extension for head-mounted and specialized monitors, specified at: 5158 * https://docs.microsoft.com/en-us/windows-hardware/drivers/display/specialized-monitors-edid-extension 5159 */ 5160 static void drm_parse_microsoft_vsdb(struct drm_connector *connector, 5161 const u8 *db) 5162 { 5163 struct drm_display_info *info = &connector->display_info; 5164 u8 version = db[4]; 5165 bool desktop_usage = db[5] & BIT(6); 5166 5167 /* Version 1 and 2 for HMDs, version 3 flags desktop usage explicitly */ 5168 if (version == 1 || version == 2 || (version == 3 && !desktop_usage)) 5169 info->non_desktop = true; 5170 5171 drm_dbg_kms(connector->dev, "HMD or specialized display VSDB version %u: 0x%02x\n", 5172 version, db[5]); 5173 } 5174 5175 static void drm_parse_cea_ext(struct drm_connector *connector, 5176 const struct edid *edid) 5177 { 5178 struct drm_display_info *info = &connector->display_info; 5179 const u8 *edid_ext; 5180 int i, start, end; 5181 5182 edid_ext = drm_find_cea_extension(edid); 5183 if (!edid_ext) 5184 return; 5185 5186 info->cea_rev = edid_ext[1]; 5187 5188 /* The existence of a CEA block should imply RGB support */ 5189 info->color_formats = DRM_COLOR_FORMAT_RGB444; 5190 if (edid_ext[3] & EDID_CEA_YCRCB444) 5191 info->color_formats |= DRM_COLOR_FORMAT_YCBCR444; 5192 if (edid_ext[3] & EDID_CEA_YCRCB422) 5193 info->color_formats |= DRM_COLOR_FORMAT_YCBCR422; 5194 5195 if (cea_db_offsets(edid_ext, &start, &end)) 5196 return; 5197 5198 for_each_cea_db(edid_ext, i, start, end) { 5199 const u8 *db = &edid_ext[i]; 5200 5201 if (cea_db_is_hdmi_vsdb(db)) 5202 drm_parse_hdmi_vsdb_video(connector, db); 5203 if (cea_db_is_hdmi_forum_vsdb(db)) 5204 drm_parse_hdmi_forum_vsdb(connector, db); 5205 if (cea_db_is_microsoft_vsdb(db)) 5206 drm_parse_microsoft_vsdb(connector, db); 5207 if (cea_db_is_y420cmdb(db)) 5208 drm_parse_y420cmdb_bitmap(connector, db); 5209 if (cea_db_is_vcdb(db)) 5210 drm_parse_vcdb(connector, db); 5211 if (cea_db_is_hdmi_hdr_metadata_block(db)) 5212 drm_parse_hdr_metadata_block(connector, db); 5213 } 5214 } 5215 5216 static 5217 void get_monitor_range(struct detailed_timing *timing, 5218 void *info_monitor_range) 5219 { 5220 struct drm_monitor_range_info *monitor_range = info_monitor_range; 5221 const struct detailed_non_pixel *data = &timing->data.other_data; 5222 const struct detailed_data_monitor_range *range = &data->data.range; 5223 5224 if (!is_display_descriptor((const u8 *)timing, EDID_DETAIL_MONITOR_RANGE)) 5225 return; 5226 5227 /* 5228 * Check for flag range limits only. If flag == 1 then 5229 * no additional timing information provided. 5230 * Default GTF, GTF Secondary curve and CVT are not 5231 * supported 5232 */ 5233 if (range->flags != DRM_EDID_RANGE_LIMITS_ONLY_FLAG) 5234 return; 5235 5236 monitor_range->min_vfreq = range->min_vfreq; 5237 monitor_range->max_vfreq = range->max_vfreq; 5238 } 5239 5240 static 5241 void drm_get_monitor_range(struct drm_connector *connector, 5242 const struct edid *edid) 5243 { 5244 struct drm_display_info *info = &connector->display_info; 5245 5246 if (!version_greater(edid, 1, 1)) 5247 return; 5248 5249 drm_for_each_detailed_block((u8 *)edid, get_monitor_range, 5250 &info->monitor_range); 5251 5252 DRM_DEBUG_KMS("Supported Monitor Refresh rate range is %d Hz - %d Hz\n", 5253 info->monitor_range.min_vfreq, 5254 info->monitor_range.max_vfreq); 5255 } 5256 5257 static void drm_parse_vesa_mso_data(struct drm_connector *connector, 5258 const struct displayid_block *block) 5259 { 5260 struct displayid_vesa_vendor_specific_block *vesa = 5261 (struct displayid_vesa_vendor_specific_block *)block; 5262 struct drm_display_info *info = &connector->display_info; 5263 5264 if (block->num_bytes < 3) { 5265 drm_dbg_kms(connector->dev, "Unexpected vendor block size %u\n", 5266 block->num_bytes); 5267 return; 5268 } 5269 5270 if (oui(vesa->oui[0], vesa->oui[1], vesa->oui[2]) != VESA_IEEE_OUI) 5271 return; 5272 5273 if (sizeof(*vesa) != sizeof(*block) + block->num_bytes) { 5274 drm_dbg_kms(connector->dev, "Unexpected VESA vendor block size\n"); 5275 return; 5276 } 5277 5278 switch (FIELD_GET(DISPLAYID_VESA_MSO_MODE, vesa->mso)) { 5279 default: 5280 drm_dbg_kms(connector->dev, "Reserved MSO mode value\n"); 5281 fallthrough; 5282 case 0: 5283 info->mso_stream_count = 0; 5284 break; 5285 case 1: 5286 info->mso_stream_count = 2; /* 2 or 4 links */ 5287 break; 5288 case 2: 5289 info->mso_stream_count = 4; /* 4 links */ 5290 break; 5291 } 5292 5293 if (!info->mso_stream_count) { 5294 info->mso_pixel_overlap = 0; 5295 return; 5296 } 5297 5298 info->mso_pixel_overlap = FIELD_GET(DISPLAYID_VESA_MSO_OVERLAP, vesa->mso); 5299 if (info->mso_pixel_overlap > 8) { 5300 drm_dbg_kms(connector->dev, "Reserved MSO pixel overlap value %u\n", 5301 info->mso_pixel_overlap); 5302 info->mso_pixel_overlap = 8; 5303 } 5304 5305 drm_dbg_kms(connector->dev, "MSO stream count %u, pixel overlap %u\n", 5306 info->mso_stream_count, info->mso_pixel_overlap); 5307 } 5308 5309 static void drm_update_mso(struct drm_connector *connector, const struct edid *edid) 5310 { 5311 const struct displayid_block *block; 5312 struct displayid_iter iter; 5313 5314 displayid_iter_edid_begin(edid, &iter); 5315 displayid_iter_for_each(block, &iter) { 5316 if (block->tag == DATA_BLOCK_2_VENDOR_SPECIFIC) 5317 drm_parse_vesa_mso_data(connector, block); 5318 } 5319 displayid_iter_end(&iter); 5320 } 5321 5322 /* A connector has no EDID information, so we've got no EDID to compute quirks from. Reset 5323 * all of the values which would have been set from EDID 5324 */ 5325 void 5326 drm_reset_display_info(struct drm_connector *connector) 5327 { 5328 struct drm_display_info *info = &connector->display_info; 5329 5330 info->width_mm = 0; 5331 info->height_mm = 0; 5332 5333 info->bpc = 0; 5334 info->color_formats = 0; 5335 info->cea_rev = 0; 5336 info->max_tmds_clock = 0; 5337 info->dvi_dual = false; 5338 info->is_hdmi = false; 5339 info->has_hdmi_infoframe = false; 5340 info->rgb_quant_range_selectable = false; 5341 memset(&info->hdmi, 0, sizeof(info->hdmi)); 5342 5343 info->non_desktop = 0; 5344 memset(&info->monitor_range, 0, sizeof(info->monitor_range)); 5345 5346 info->mso_stream_count = 0; 5347 info->mso_pixel_overlap = 0; 5348 } 5349 5350 u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edid) 5351 { 5352 struct drm_display_info *info = &connector->display_info; 5353 5354 u32 quirks = edid_get_quirks(edid); 5355 5356 drm_reset_display_info(connector); 5357 5358 info->width_mm = edid->width_cm * 10; 5359 info->height_mm = edid->height_cm * 10; 5360 5361 drm_get_monitor_range(connector, edid); 5362 5363 if (edid->revision < 3) 5364 goto out; 5365 5366 if (!(edid->input & DRM_EDID_INPUT_DIGITAL)) 5367 goto out; 5368 5369 drm_parse_cea_ext(connector, edid); 5370 5371 /* 5372 * Digital sink with "DFP 1.x compliant TMDS" according to EDID 1.3? 5373 * 5374 * For such displays, the DFP spec 1.0, section 3.10 "EDID support" 5375 * tells us to assume 8 bpc color depth if the EDID doesn't have 5376 * extensions which tell otherwise. 5377 */ 5378 if (info->bpc == 0 && edid->revision == 3 && 5379 edid->input & DRM_EDID_DIGITAL_DFP_1_X) { 5380 info->bpc = 8; 5381 DRM_DEBUG("%s: Assigning DFP sink color depth as %d bpc.\n", 5382 connector->name, info->bpc); 5383 } 5384 5385 /* Only defined for 1.4 with digital displays */ 5386 if (edid->revision < 4) 5387 goto out; 5388 5389 switch (edid->input & DRM_EDID_DIGITAL_DEPTH_MASK) { 5390 case DRM_EDID_DIGITAL_DEPTH_6: 5391 info->bpc = 6; 5392 break; 5393 case DRM_EDID_DIGITAL_DEPTH_8: 5394 info->bpc = 8; 5395 break; 5396 case DRM_EDID_DIGITAL_DEPTH_10: 5397 info->bpc = 10; 5398 break; 5399 case DRM_EDID_DIGITAL_DEPTH_12: 5400 info->bpc = 12; 5401 break; 5402 case DRM_EDID_DIGITAL_DEPTH_14: 5403 info->bpc = 14; 5404 break; 5405 case DRM_EDID_DIGITAL_DEPTH_16: 5406 info->bpc = 16; 5407 break; 5408 case DRM_EDID_DIGITAL_DEPTH_UNDEF: 5409 default: 5410 info->bpc = 0; 5411 break; 5412 } 5413 5414 DRM_DEBUG("%s: Assigning EDID-1.4 digital sink color depth as %d bpc.\n", 5415 connector->name, info->bpc); 5416 5417 info->color_formats |= DRM_COLOR_FORMAT_RGB444; 5418 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444) 5419 info->color_formats |= DRM_COLOR_FORMAT_YCBCR444; 5420 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422) 5421 info->color_formats |= DRM_COLOR_FORMAT_YCBCR422; 5422 5423 drm_update_mso(connector, edid); 5424 5425 out: 5426 if (quirks & EDID_QUIRK_NON_DESKTOP) { 5427 drm_dbg_kms(connector->dev, "Non-desktop display%s\n", 5428 info->non_desktop ? " (redundant quirk)" : ""); 5429 info->non_desktop = true; 5430 } 5431 5432 return quirks; 5433 } 5434 5435 static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_device *dev, 5436 struct displayid_detailed_timings_1 *timings, 5437 bool type_7) 5438 { 5439 struct drm_display_mode *mode; 5440 unsigned pixel_clock = (timings->pixel_clock[0] | 5441 (timings->pixel_clock[1] << 8) | 5442 (timings->pixel_clock[2] << 16)) + 1; 5443 unsigned hactive = (timings->hactive[0] | timings->hactive[1] << 8) + 1; 5444 unsigned hblank = (timings->hblank[0] | timings->hblank[1] << 8) + 1; 5445 unsigned hsync = (timings->hsync[0] | (timings->hsync[1] & 0x7f) << 8) + 1; 5446 unsigned hsync_width = (timings->hsw[0] | timings->hsw[1] << 8) + 1; 5447 unsigned vactive = (timings->vactive[0] | timings->vactive[1] << 8) + 1; 5448 unsigned vblank = (timings->vblank[0] | timings->vblank[1] << 8) + 1; 5449 unsigned vsync = (timings->vsync[0] | (timings->vsync[1] & 0x7f) << 8) + 1; 5450 unsigned vsync_width = (timings->vsw[0] | timings->vsw[1] << 8) + 1; 5451 bool hsync_positive = (timings->hsync[1] >> 7) & 0x1; 5452 bool vsync_positive = (timings->vsync[1] >> 7) & 0x1; 5453 5454 mode = drm_mode_create(dev); 5455 if (!mode) 5456 return NULL; 5457 5458 /* resolution is kHz for type VII, and 10 kHz for type I */ 5459 mode->clock = type_7 ? pixel_clock : pixel_clock * 10; 5460 mode->hdisplay = hactive; 5461 mode->hsync_start = mode->hdisplay + hsync; 5462 mode->hsync_end = mode->hsync_start + hsync_width; 5463 mode->htotal = mode->hdisplay + hblank; 5464 5465 mode->vdisplay = vactive; 5466 mode->vsync_start = mode->vdisplay + vsync; 5467 mode->vsync_end = mode->vsync_start + vsync_width; 5468 mode->vtotal = mode->vdisplay + vblank; 5469 5470 mode->flags = 0; 5471 mode->flags |= hsync_positive ? DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC; 5472 mode->flags |= vsync_positive ? DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC; 5473 mode->type = DRM_MODE_TYPE_DRIVER; 5474 5475 if (timings->flags & 0x80) 5476 mode->type |= DRM_MODE_TYPE_PREFERRED; 5477 drm_mode_set_name(mode); 5478 5479 return mode; 5480 } 5481 5482 static int add_displayid_detailed_1_modes(struct drm_connector *connector, 5483 const struct displayid_block *block) 5484 { 5485 struct displayid_detailed_timing_block *det = (struct displayid_detailed_timing_block *)block; 5486 int i; 5487 int num_timings; 5488 struct drm_display_mode *newmode; 5489 int num_modes = 0; 5490 bool type_7 = block->tag == DATA_BLOCK_2_TYPE_7_DETAILED_TIMING; 5491 /* blocks must be multiple of 20 bytes length */ 5492 if (block->num_bytes % 20) 5493 return 0; 5494 5495 num_timings = block->num_bytes / 20; 5496 for (i = 0; i < num_timings; i++) { 5497 struct displayid_detailed_timings_1 *timings = &det->timings[i]; 5498 5499 newmode = drm_mode_displayid_detailed(connector->dev, timings, type_7); 5500 if (!newmode) 5501 continue; 5502 5503 drm_mode_probed_add(connector, newmode); 5504 num_modes++; 5505 } 5506 return num_modes; 5507 } 5508 5509 static int add_displayid_detailed_modes(struct drm_connector *connector, 5510 struct edid *edid) 5511 { 5512 const struct displayid_block *block; 5513 struct displayid_iter iter; 5514 int num_modes = 0; 5515 5516 displayid_iter_edid_begin(edid, &iter); 5517 displayid_iter_for_each(block, &iter) { 5518 if (block->tag == DATA_BLOCK_TYPE_1_DETAILED_TIMING || 5519 block->tag == DATA_BLOCK_2_TYPE_7_DETAILED_TIMING) 5520 num_modes += add_displayid_detailed_1_modes(connector, block); 5521 } 5522 displayid_iter_end(&iter); 5523 5524 return num_modes; 5525 } 5526 5527 /** 5528 * drm_add_edid_modes - add modes from EDID data, if available 5529 * @connector: connector we're probing 5530 * @edid: EDID data 5531 * 5532 * Add the specified modes to the connector's mode list. Also fills out the 5533 * &drm_display_info structure and ELD in @connector with any information which 5534 * can be derived from the edid. 5535 * 5536 * Return: The number of modes added or 0 if we couldn't find any. 5537 */ 5538 int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) 5539 { 5540 int num_modes = 0; 5541 u32 quirks; 5542 5543 if (edid == NULL) { 5544 clear_eld(connector); 5545 return 0; 5546 } 5547 if (!drm_edid_is_valid(edid)) { 5548 clear_eld(connector); 5549 drm_warn(connector->dev, "%s: EDID invalid.\n", 5550 connector->name); 5551 return 0; 5552 } 5553 5554 drm_edid_to_eld(connector, edid); 5555 5556 /* 5557 * CEA-861-F adds ycbcr capability map block, for HDMI 2.0 sinks. 5558 * To avoid multiple parsing of same block, lets parse that map 5559 * from sink info, before parsing CEA modes. 5560 */ 5561 quirks = drm_add_display_info(connector, edid); 5562 5563 /* 5564 * EDID spec says modes should be preferred in this order: 5565 * - preferred detailed mode 5566 * - other detailed modes from base block 5567 * - detailed modes from extension blocks 5568 * - CVT 3-byte code modes 5569 * - standard timing codes 5570 * - established timing codes 5571 * - modes inferred from GTF or CVT range information 5572 * 5573 * We get this pretty much right. 5574 * 5575 * XXX order for additional mode types in extension blocks? 5576 */ 5577 num_modes += add_detailed_modes(connector, edid, quirks); 5578 num_modes += add_cvt_modes(connector, edid); 5579 num_modes += add_standard_modes(connector, edid); 5580 num_modes += add_established_modes(connector, edid); 5581 num_modes += add_cea_modes(connector, edid); 5582 num_modes += add_alternate_cea_modes(connector, edid); 5583 num_modes += add_displayid_detailed_modes(connector, edid); 5584 if (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF) 5585 num_modes += add_inferred_modes(connector, edid); 5586 5587 if (quirks & (EDID_QUIRK_PREFER_LARGE_60 | EDID_QUIRK_PREFER_LARGE_75)) 5588 edid_fixup_preferred(connector, quirks); 5589 5590 if (quirks & EDID_QUIRK_FORCE_6BPC) 5591 connector->display_info.bpc = 6; 5592 5593 if (quirks & EDID_QUIRK_FORCE_8BPC) 5594 connector->display_info.bpc = 8; 5595 5596 if (quirks & EDID_QUIRK_FORCE_10BPC) 5597 connector->display_info.bpc = 10; 5598 5599 if (quirks & EDID_QUIRK_FORCE_12BPC) 5600 connector->display_info.bpc = 12; 5601 5602 return num_modes; 5603 } 5604 EXPORT_SYMBOL(drm_add_edid_modes); 5605 5606 /** 5607 * drm_add_modes_noedid - add modes for the connectors without EDID 5608 * @connector: connector we're probing 5609 * @hdisplay: the horizontal display limit 5610 * @vdisplay: the vertical display limit 5611 * 5612 * Add the specified modes to the connector's mode list. Only when the 5613 * hdisplay/vdisplay is not beyond the given limit, it will be added. 5614 * 5615 * Return: The number of modes added or 0 if we couldn't find any. 5616 */ 5617 int drm_add_modes_noedid(struct drm_connector *connector, 5618 int hdisplay, int vdisplay) 5619 { 5620 int i, count, num_modes = 0; 5621 struct drm_display_mode *mode; 5622 struct drm_device *dev = connector->dev; 5623 5624 count = ARRAY_SIZE(drm_dmt_modes); 5625 if (hdisplay < 0) 5626 hdisplay = 0; 5627 if (vdisplay < 0) 5628 vdisplay = 0; 5629 5630 for (i = 0; i < count; i++) { 5631 const struct drm_display_mode *ptr = &drm_dmt_modes[i]; 5632 5633 if (hdisplay && vdisplay) { 5634 /* 5635 * Only when two are valid, they will be used to check 5636 * whether the mode should be added to the mode list of 5637 * the connector. 5638 */ 5639 if (ptr->hdisplay > hdisplay || 5640 ptr->vdisplay > vdisplay) 5641 continue; 5642 } 5643 if (drm_mode_vrefresh(ptr) > 61) 5644 continue; 5645 mode = drm_mode_duplicate(dev, ptr); 5646 if (mode) { 5647 drm_mode_probed_add(connector, mode); 5648 num_modes++; 5649 } 5650 } 5651 return num_modes; 5652 } 5653 EXPORT_SYMBOL(drm_add_modes_noedid); 5654 5655 /** 5656 * drm_set_preferred_mode - Sets the preferred mode of a connector 5657 * @connector: connector whose mode list should be processed 5658 * @hpref: horizontal resolution of preferred mode 5659 * @vpref: vertical resolution of preferred mode 5660 * 5661 * Marks a mode as preferred if it matches the resolution specified by @hpref 5662 * and @vpref. 5663 */ 5664 void drm_set_preferred_mode(struct drm_connector *connector, 5665 int hpref, int vpref) 5666 { 5667 struct drm_display_mode *mode; 5668 5669 list_for_each_entry(mode, &connector->probed_modes, head) { 5670 if (mode->hdisplay == hpref && 5671 mode->vdisplay == vpref) 5672 mode->type |= DRM_MODE_TYPE_PREFERRED; 5673 } 5674 } 5675 EXPORT_SYMBOL(drm_set_preferred_mode); 5676 5677 static bool is_hdmi2_sink(const struct drm_connector *connector) 5678 { 5679 /* 5680 * FIXME: sil-sii8620 doesn't have a connector around when 5681 * we need one, so we have to be prepared for a NULL connector. 5682 */ 5683 if (!connector) 5684 return true; 5685 5686 return connector->display_info.hdmi.scdc.supported || 5687 connector->display_info.color_formats & DRM_COLOR_FORMAT_YCBCR420; 5688 } 5689 5690 static inline bool is_eotf_supported(u8 output_eotf, u8 sink_eotf) 5691 { 5692 return sink_eotf & BIT(output_eotf); 5693 } 5694 5695 /** 5696 * drm_hdmi_infoframe_set_hdr_metadata() - fill an HDMI DRM infoframe with 5697 * HDR metadata from userspace 5698 * @frame: HDMI DRM infoframe 5699 * @conn_state: Connector state containing HDR metadata 5700 * 5701 * Return: 0 on success or a negative error code on failure. 5702 */ 5703 int 5704 drm_hdmi_infoframe_set_hdr_metadata(struct hdmi_drm_infoframe *frame, 5705 const struct drm_connector_state *conn_state) 5706 { 5707 struct drm_connector *connector; 5708 struct hdr_output_metadata *hdr_metadata; 5709 int err; 5710 5711 if (!frame || !conn_state) 5712 return -EINVAL; 5713 5714 connector = conn_state->connector; 5715 5716 if (!conn_state->hdr_output_metadata) 5717 return -EINVAL; 5718 5719 hdr_metadata = conn_state->hdr_output_metadata->data; 5720 5721 if (!hdr_metadata || !connector) 5722 return -EINVAL; 5723 5724 /* Sink EOTF is Bit map while infoframe is absolute values */ 5725 if (!is_eotf_supported(hdr_metadata->hdmi_metadata_type1.eotf, 5726 connector->hdr_sink_metadata.hdmi_type1.eotf)) { 5727 DRM_DEBUG_KMS("EOTF Not Supported\n"); 5728 return -EINVAL; 5729 } 5730 5731 err = hdmi_drm_infoframe_init(frame); 5732 if (err < 0) 5733 return err; 5734 5735 frame->eotf = hdr_metadata->hdmi_metadata_type1.eotf; 5736 frame->metadata_type = hdr_metadata->hdmi_metadata_type1.metadata_type; 5737 5738 BUILD_BUG_ON(sizeof(frame->display_primaries) != 5739 sizeof(hdr_metadata->hdmi_metadata_type1.display_primaries)); 5740 BUILD_BUG_ON(sizeof(frame->white_point) != 5741 sizeof(hdr_metadata->hdmi_metadata_type1.white_point)); 5742 5743 memcpy(&frame->display_primaries, 5744 &hdr_metadata->hdmi_metadata_type1.display_primaries, 5745 sizeof(frame->display_primaries)); 5746 5747 memcpy(&frame->white_point, 5748 &hdr_metadata->hdmi_metadata_type1.white_point, 5749 sizeof(frame->white_point)); 5750 5751 frame->max_display_mastering_luminance = 5752 hdr_metadata->hdmi_metadata_type1.max_display_mastering_luminance; 5753 frame->min_display_mastering_luminance = 5754 hdr_metadata->hdmi_metadata_type1.min_display_mastering_luminance; 5755 frame->max_fall = hdr_metadata->hdmi_metadata_type1.max_fall; 5756 frame->max_cll = hdr_metadata->hdmi_metadata_type1.max_cll; 5757 5758 return 0; 5759 } 5760 EXPORT_SYMBOL(drm_hdmi_infoframe_set_hdr_metadata); 5761 5762 static u8 drm_mode_hdmi_vic(const struct drm_connector *connector, 5763 const struct drm_display_mode *mode) 5764 { 5765 bool has_hdmi_infoframe = connector ? 5766 connector->display_info.has_hdmi_infoframe : false; 5767 5768 if (!has_hdmi_infoframe) 5769 return 0; 5770 5771 /* No HDMI VIC when signalling 3D video format */ 5772 if (mode->flags & DRM_MODE_FLAG_3D_MASK) 5773 return 0; 5774 5775 return drm_match_hdmi_mode(mode); 5776 } 5777 5778 static u8 drm_mode_cea_vic(const struct drm_connector *connector, 5779 const struct drm_display_mode *mode) 5780 { 5781 u8 vic; 5782 5783 /* 5784 * HDMI spec says if a mode is found in HDMI 1.4b 4K modes 5785 * we should send its VIC in vendor infoframes, else send the 5786 * VIC in AVI infoframes. Lets check if this mode is present in 5787 * HDMI 1.4b 4K modes 5788 */ 5789 if (drm_mode_hdmi_vic(connector, mode)) 5790 return 0; 5791 5792 vic = drm_match_cea_mode(mode); 5793 5794 /* 5795 * HDMI 1.4 VIC range: 1 <= VIC <= 64 (CEA-861-D) but 5796 * HDMI 2.0 VIC range: 1 <= VIC <= 107 (CEA-861-F). So we 5797 * have to make sure we dont break HDMI 1.4 sinks. 5798 */ 5799 if (!is_hdmi2_sink(connector) && vic > 64) 5800 return 0; 5801 5802 return vic; 5803 } 5804 5805 /** 5806 * drm_hdmi_avi_infoframe_from_display_mode() - fill an HDMI AVI infoframe with 5807 * data from a DRM display mode 5808 * @frame: HDMI AVI infoframe 5809 * @connector: the connector 5810 * @mode: DRM display mode 5811 * 5812 * Return: 0 on success or a negative error code on failure. 5813 */ 5814 int 5815 drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame, 5816 const struct drm_connector *connector, 5817 const struct drm_display_mode *mode) 5818 { 5819 enum hdmi_picture_aspect picture_aspect; 5820 u8 vic, hdmi_vic; 5821 5822 if (!frame || !mode) 5823 return -EINVAL; 5824 5825 hdmi_avi_infoframe_init(frame); 5826 5827 if (mode->flags & DRM_MODE_FLAG_DBLCLK) 5828 frame->pixel_repeat = 1; 5829 5830 vic = drm_mode_cea_vic(connector, mode); 5831 hdmi_vic = drm_mode_hdmi_vic(connector, mode); 5832 5833 frame->picture_aspect = HDMI_PICTURE_ASPECT_NONE; 5834 5835 /* 5836 * As some drivers don't support atomic, we can't use connector state. 5837 * So just initialize the frame with default values, just the same way 5838 * as it's done with other properties here. 5839 */ 5840 frame->content_type = HDMI_CONTENT_TYPE_GRAPHICS; 5841 frame->itc = 0; 5842 5843 /* 5844 * Populate picture aspect ratio from either 5845 * user input (if specified) or from the CEA/HDMI mode lists. 5846 */ 5847 picture_aspect = mode->picture_aspect_ratio; 5848 if (picture_aspect == HDMI_PICTURE_ASPECT_NONE) { 5849 if (vic) 5850 picture_aspect = drm_get_cea_aspect_ratio(vic); 5851 else if (hdmi_vic) 5852 picture_aspect = drm_get_hdmi_aspect_ratio(hdmi_vic); 5853 } 5854 5855 /* 5856 * The infoframe can't convey anything but none, 4:3 5857 * and 16:9, so if the user has asked for anything else 5858 * we can only satisfy it by specifying the right VIC. 5859 */ 5860 if (picture_aspect > HDMI_PICTURE_ASPECT_16_9) { 5861 if (vic) { 5862 if (picture_aspect != drm_get_cea_aspect_ratio(vic)) 5863 return -EINVAL; 5864 } else if (hdmi_vic) { 5865 if (picture_aspect != drm_get_hdmi_aspect_ratio(hdmi_vic)) 5866 return -EINVAL; 5867 } else { 5868 return -EINVAL; 5869 } 5870 5871 picture_aspect = HDMI_PICTURE_ASPECT_NONE; 5872 } 5873 5874 frame->video_code = vic; 5875 frame->picture_aspect = picture_aspect; 5876 frame->active_aspect = HDMI_ACTIVE_ASPECT_PICTURE; 5877 frame->scan_mode = HDMI_SCAN_MODE_UNDERSCAN; 5878 5879 return 0; 5880 } 5881 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_from_display_mode); 5882 5883 /* HDMI Colorspace Spec Definitions */ 5884 #define FULL_COLORIMETRY_MASK 0x1FF 5885 #define NORMAL_COLORIMETRY_MASK 0x3 5886 #define EXTENDED_COLORIMETRY_MASK 0x7 5887 #define EXTENDED_ACE_COLORIMETRY_MASK 0xF 5888 5889 #define C(x) ((x) << 0) 5890 #define EC(x) ((x) << 2) 5891 #define ACE(x) ((x) << 5) 5892 5893 #define HDMI_COLORIMETRY_NO_DATA 0x0 5894 #define HDMI_COLORIMETRY_SMPTE_170M_YCC (C(1) | EC(0) | ACE(0)) 5895 #define HDMI_COLORIMETRY_BT709_YCC (C(2) | EC(0) | ACE(0)) 5896 #define HDMI_COLORIMETRY_XVYCC_601 (C(3) | EC(0) | ACE(0)) 5897 #define HDMI_COLORIMETRY_XVYCC_709 (C(3) | EC(1) | ACE(0)) 5898 #define HDMI_COLORIMETRY_SYCC_601 (C(3) | EC(2) | ACE(0)) 5899 #define HDMI_COLORIMETRY_OPYCC_601 (C(3) | EC(3) | ACE(0)) 5900 #define HDMI_COLORIMETRY_OPRGB (C(3) | EC(4) | ACE(0)) 5901 #define HDMI_COLORIMETRY_BT2020_CYCC (C(3) | EC(5) | ACE(0)) 5902 #define HDMI_COLORIMETRY_BT2020_RGB (C(3) | EC(6) | ACE(0)) 5903 #define HDMI_COLORIMETRY_BT2020_YCC (C(3) | EC(6) | ACE(0)) 5904 #define HDMI_COLORIMETRY_DCI_P3_RGB_D65 (C(3) | EC(7) | ACE(0)) 5905 #define HDMI_COLORIMETRY_DCI_P3_RGB_THEATER (C(3) | EC(7) | ACE(1)) 5906 5907 static const u32 hdmi_colorimetry_val[] = { 5908 [DRM_MODE_COLORIMETRY_NO_DATA] = HDMI_COLORIMETRY_NO_DATA, 5909 [DRM_MODE_COLORIMETRY_SMPTE_170M_YCC] = HDMI_COLORIMETRY_SMPTE_170M_YCC, 5910 [DRM_MODE_COLORIMETRY_BT709_YCC] = HDMI_COLORIMETRY_BT709_YCC, 5911 [DRM_MODE_COLORIMETRY_XVYCC_601] = HDMI_COLORIMETRY_XVYCC_601, 5912 [DRM_MODE_COLORIMETRY_XVYCC_709] = HDMI_COLORIMETRY_XVYCC_709, 5913 [DRM_MODE_COLORIMETRY_SYCC_601] = HDMI_COLORIMETRY_SYCC_601, 5914 [DRM_MODE_COLORIMETRY_OPYCC_601] = HDMI_COLORIMETRY_OPYCC_601, 5915 [DRM_MODE_COLORIMETRY_OPRGB] = HDMI_COLORIMETRY_OPRGB, 5916 [DRM_MODE_COLORIMETRY_BT2020_CYCC] = HDMI_COLORIMETRY_BT2020_CYCC, 5917 [DRM_MODE_COLORIMETRY_BT2020_RGB] = HDMI_COLORIMETRY_BT2020_RGB, 5918 [DRM_MODE_COLORIMETRY_BT2020_YCC] = HDMI_COLORIMETRY_BT2020_YCC, 5919 }; 5920 5921 #undef C 5922 #undef EC 5923 #undef ACE 5924 5925 /** 5926 * drm_hdmi_avi_infoframe_colorimetry() - fill the HDMI AVI infoframe 5927 * colorimetry information 5928 * @frame: HDMI AVI infoframe 5929 * @conn_state: connector state 5930 */ 5931 void 5932 drm_hdmi_avi_infoframe_colorimetry(struct hdmi_avi_infoframe *frame, 5933 const struct drm_connector_state *conn_state) 5934 { 5935 u32 colorimetry_val; 5936 u32 colorimetry_index = conn_state->colorspace & FULL_COLORIMETRY_MASK; 5937 5938 if (colorimetry_index >= ARRAY_SIZE(hdmi_colorimetry_val)) 5939 colorimetry_val = HDMI_COLORIMETRY_NO_DATA; 5940 else 5941 colorimetry_val = hdmi_colorimetry_val[colorimetry_index]; 5942 5943 frame->colorimetry = colorimetry_val & NORMAL_COLORIMETRY_MASK; 5944 /* 5945 * ToDo: Extend it for ACE formats as well. Modify the infoframe 5946 * structure and extend it in drivers/video/hdmi 5947 */ 5948 frame->extended_colorimetry = (colorimetry_val >> 2) & 5949 EXTENDED_COLORIMETRY_MASK; 5950 } 5951 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_colorimetry); 5952 5953 /** 5954 * drm_hdmi_avi_infoframe_quant_range() - fill the HDMI AVI infoframe 5955 * quantization range information 5956 * @frame: HDMI AVI infoframe 5957 * @connector: the connector 5958 * @mode: DRM display mode 5959 * @rgb_quant_range: RGB quantization range (Q) 5960 */ 5961 void 5962 drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame, 5963 const struct drm_connector *connector, 5964 const struct drm_display_mode *mode, 5965 enum hdmi_quantization_range rgb_quant_range) 5966 { 5967 const struct drm_display_info *info = &connector->display_info; 5968 5969 /* 5970 * CEA-861: 5971 * "A Source shall not send a non-zero Q value that does not correspond 5972 * to the default RGB Quantization Range for the transmitted Picture 5973 * unless the Sink indicates support for the Q bit in a Video 5974 * Capabilities Data Block." 5975 * 5976 * HDMI 2.0 recommends sending non-zero Q when it does match the 5977 * default RGB quantization range for the mode, even when QS=0. 5978 */ 5979 if (info->rgb_quant_range_selectable || 5980 rgb_quant_range == drm_default_rgb_quant_range(mode)) 5981 frame->quantization_range = rgb_quant_range; 5982 else 5983 frame->quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT; 5984 5985 /* 5986 * CEA-861-F: 5987 * "When transmitting any RGB colorimetry, the Source should set the 5988 * YQ-field to match the RGB Quantization Range being transmitted 5989 * (e.g., when Limited Range RGB, set YQ=0 or when Full Range RGB, 5990 * set YQ=1) and the Sink shall ignore the YQ-field." 5991 * 5992 * Unfortunate certain sinks (eg. VIZ Model 67/E261VA) get confused 5993 * by non-zero YQ when receiving RGB. There doesn't seem to be any 5994 * good way to tell which version of CEA-861 the sink supports, so 5995 * we limit non-zero YQ to HDMI 2.0 sinks only as HDMI 2.0 is based 5996 * on on CEA-861-F. 5997 */ 5998 if (!is_hdmi2_sink(connector) || 5999 rgb_quant_range == HDMI_QUANTIZATION_RANGE_LIMITED) 6000 frame->ycc_quantization_range = 6001 HDMI_YCC_QUANTIZATION_RANGE_LIMITED; 6002 else 6003 frame->ycc_quantization_range = 6004 HDMI_YCC_QUANTIZATION_RANGE_FULL; 6005 } 6006 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_quant_range); 6007 6008 /** 6009 * drm_hdmi_avi_infoframe_bars() - fill the HDMI AVI infoframe 6010 * bar information 6011 * @frame: HDMI AVI infoframe 6012 * @conn_state: connector state 6013 */ 6014 void 6015 drm_hdmi_avi_infoframe_bars(struct hdmi_avi_infoframe *frame, 6016 const struct drm_connector_state *conn_state) 6017 { 6018 frame->right_bar = conn_state->tv.margins.right; 6019 frame->left_bar = conn_state->tv.margins.left; 6020 frame->top_bar = conn_state->tv.margins.top; 6021 frame->bottom_bar = conn_state->tv.margins.bottom; 6022 } 6023 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_bars); 6024 6025 static enum hdmi_3d_structure 6026 s3d_structure_from_display_mode(const struct drm_display_mode *mode) 6027 { 6028 u32 layout = mode->flags & DRM_MODE_FLAG_3D_MASK; 6029 6030 switch (layout) { 6031 case DRM_MODE_FLAG_3D_FRAME_PACKING: 6032 return HDMI_3D_STRUCTURE_FRAME_PACKING; 6033 case DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE: 6034 return HDMI_3D_STRUCTURE_FIELD_ALTERNATIVE; 6035 case DRM_MODE_FLAG_3D_LINE_ALTERNATIVE: 6036 return HDMI_3D_STRUCTURE_LINE_ALTERNATIVE; 6037 case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL: 6038 return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_FULL; 6039 case DRM_MODE_FLAG_3D_L_DEPTH: 6040 return HDMI_3D_STRUCTURE_L_DEPTH; 6041 case DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH: 6042 return HDMI_3D_STRUCTURE_L_DEPTH_GFX_GFX_DEPTH; 6043 case DRM_MODE_FLAG_3D_TOP_AND_BOTTOM: 6044 return HDMI_3D_STRUCTURE_TOP_AND_BOTTOM; 6045 case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF: 6046 return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_HALF; 6047 default: 6048 return HDMI_3D_STRUCTURE_INVALID; 6049 } 6050 } 6051 6052 /** 6053 * drm_hdmi_vendor_infoframe_from_display_mode() - fill an HDMI infoframe with 6054 * data from a DRM display mode 6055 * @frame: HDMI vendor infoframe 6056 * @connector: the connector 6057 * @mode: DRM display mode 6058 * 6059 * Note that there's is a need to send HDMI vendor infoframes only when using a 6060 * 4k or stereoscopic 3D mode. So when giving any other mode as input this 6061 * function will return -EINVAL, error that can be safely ignored. 6062 * 6063 * Return: 0 on success or a negative error code on failure. 6064 */ 6065 int 6066 drm_hdmi_vendor_infoframe_from_display_mode(struct hdmi_vendor_infoframe *frame, 6067 const struct drm_connector *connector, 6068 const struct drm_display_mode *mode) 6069 { 6070 /* 6071 * FIXME: sil-sii8620 doesn't have a connector around when 6072 * we need one, so we have to be prepared for a NULL connector. 6073 */ 6074 bool has_hdmi_infoframe = connector ? 6075 connector->display_info.has_hdmi_infoframe : false; 6076 int err; 6077 6078 if (!frame || !mode) 6079 return -EINVAL; 6080 6081 if (!has_hdmi_infoframe) 6082 return -EINVAL; 6083 6084 err = hdmi_vendor_infoframe_init(frame); 6085 if (err < 0) 6086 return err; 6087 6088 /* 6089 * Even if it's not absolutely necessary to send the infoframe 6090 * (ie.vic==0 and s3d_struct==0) we will still send it if we 6091 * know that the sink can handle it. This is based on a 6092 * suggestion in HDMI 2.0 Appendix F. Apparently some sinks 6093 * have trouble realizing that they should switch from 3D to 2D 6094 * mode if the source simply stops sending the infoframe when 6095 * it wants to switch from 3D to 2D. 6096 */ 6097 frame->vic = drm_mode_hdmi_vic(connector, mode); 6098 frame->s3d_struct = s3d_structure_from_display_mode(mode); 6099 6100 return 0; 6101 } 6102 EXPORT_SYMBOL(drm_hdmi_vendor_infoframe_from_display_mode); 6103 6104 static void drm_parse_tiled_block(struct drm_connector *connector, 6105 const struct displayid_block *block) 6106 { 6107 const struct displayid_tiled_block *tile = (struct displayid_tiled_block *)block; 6108 u16 w, h; 6109 u8 tile_v_loc, tile_h_loc; 6110 u8 num_v_tile, num_h_tile; 6111 struct drm_tile_group *tg; 6112 6113 w = tile->tile_size[0] | tile->tile_size[1] << 8; 6114 h = tile->tile_size[2] | tile->tile_size[3] << 8; 6115 6116 num_v_tile = (tile->topo[0] & 0xf) | (tile->topo[2] & 0x30); 6117 num_h_tile = (tile->topo[0] >> 4) | ((tile->topo[2] >> 2) & 0x30); 6118 tile_v_loc = (tile->topo[1] & 0xf) | ((tile->topo[2] & 0x3) << 4); 6119 tile_h_loc = (tile->topo[1] >> 4) | (((tile->topo[2] >> 2) & 0x3) << 4); 6120 6121 connector->has_tile = true; 6122 if (tile->tile_cap & 0x80) 6123 connector->tile_is_single_monitor = true; 6124 6125 connector->num_h_tile = num_h_tile + 1; 6126 connector->num_v_tile = num_v_tile + 1; 6127 connector->tile_h_loc = tile_h_loc; 6128 connector->tile_v_loc = tile_v_loc; 6129 connector->tile_h_size = w + 1; 6130 connector->tile_v_size = h + 1; 6131 6132 DRM_DEBUG_KMS("tile cap 0x%x\n", tile->tile_cap); 6133 DRM_DEBUG_KMS("tile_size %d x %d\n", w + 1, h + 1); 6134 DRM_DEBUG_KMS("topo num tiles %dx%d, location %dx%d\n", 6135 num_h_tile + 1, num_v_tile + 1, tile_h_loc, tile_v_loc); 6136 DRM_DEBUG_KMS("vend %c%c%c\n", tile->topology_id[0], tile->topology_id[1], tile->topology_id[2]); 6137 6138 tg = drm_mode_get_tile_group(connector->dev, tile->topology_id); 6139 if (!tg) 6140 tg = drm_mode_create_tile_group(connector->dev, tile->topology_id); 6141 if (!tg) 6142 return; 6143 6144 if (connector->tile_group != tg) { 6145 /* if we haven't got a pointer, 6146 take the reference, drop ref to old tile group */ 6147 if (connector->tile_group) 6148 drm_mode_put_tile_group(connector->dev, connector->tile_group); 6149 connector->tile_group = tg; 6150 } else { 6151 /* if same tile group, then release the ref we just took. */ 6152 drm_mode_put_tile_group(connector->dev, tg); 6153 } 6154 } 6155 6156 void drm_update_tile_info(struct drm_connector *connector, 6157 const struct edid *edid) 6158 { 6159 const struct displayid_block *block; 6160 struct displayid_iter iter; 6161 6162 connector->has_tile = false; 6163 6164 displayid_iter_edid_begin(edid, &iter); 6165 displayid_iter_for_each(block, &iter) { 6166 if (block->tag == DATA_BLOCK_TILED_DISPLAY) 6167 drm_parse_tiled_block(connector, block); 6168 } 6169 displayid_iter_end(&iter); 6170 6171 if (!connector->has_tile && connector->tile_group) { 6172 drm_mode_put_tile_group(connector->dev, connector->tile_group); 6173 connector->tile_group = NULL; 6174 } 6175 } 6176