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 const 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 int edid_extension_block_count(const struct edid *edid) 1572 { 1573 return edid->extensions; 1574 } 1575 1576 static int edid_block_count(const struct edid *edid) 1577 { 1578 return edid_extension_block_count(edid) + 1; 1579 } 1580 1581 static int edid_size_by_blocks(int num_blocks) 1582 { 1583 return num_blocks * EDID_LENGTH; 1584 } 1585 1586 static int edid_size(const struct edid *edid) 1587 { 1588 return edid_size_by_blocks(edid_block_count(edid)); 1589 } 1590 1591 static const void *edid_block_data(const struct edid *edid, int index) 1592 { 1593 BUILD_BUG_ON(sizeof(*edid) != EDID_LENGTH); 1594 1595 return edid + index; 1596 } 1597 1598 static const void *edid_extension_block_data(const struct edid *edid, int index) 1599 { 1600 return edid_block_data(edid, index + 1); 1601 } 1602 1603 static const u8 edid_header[] = { 1604 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 1605 }; 1606 1607 static void edid_header_fix(void *edid) 1608 { 1609 memcpy(edid, edid_header, sizeof(edid_header)); 1610 } 1611 1612 /** 1613 * drm_edid_header_is_valid - sanity check the header of the base EDID block 1614 * @raw_edid: pointer to raw base EDID block 1615 * 1616 * Sanity check the header of the base EDID block. 1617 * 1618 * Return: 8 if the header is perfect, down to 0 if it's totally wrong. 1619 */ 1620 int drm_edid_header_is_valid(const void *_edid) 1621 { 1622 const struct edid *edid = _edid; 1623 int i, score = 0; 1624 1625 for (i = 0; i < sizeof(edid_header); i++) { 1626 if (edid->header[i] == edid_header[i]) 1627 score++; 1628 } 1629 1630 return score; 1631 } 1632 EXPORT_SYMBOL(drm_edid_header_is_valid); 1633 1634 static int edid_fixup __read_mostly = 6; 1635 module_param_named(edid_fixup, edid_fixup, int, 0400); 1636 MODULE_PARM_DESC(edid_fixup, 1637 "Minimum number of valid EDID header bytes (0-8, default 6)"); 1638 1639 static int edid_block_compute_checksum(const void *_block) 1640 { 1641 const u8 *block = _block; 1642 int i; 1643 u8 csum = 0, crc = 0; 1644 1645 for (i = 0; i < EDID_LENGTH - 1; i++) 1646 csum += block[i]; 1647 1648 crc = 0x100 - csum; 1649 1650 return crc; 1651 } 1652 1653 static int edid_block_get_checksum(const void *_block) 1654 { 1655 const struct edid *block = _block; 1656 1657 return block->checksum; 1658 } 1659 1660 static int edid_block_tag(const void *_block) 1661 { 1662 const u8 *block = _block; 1663 1664 return block[0]; 1665 } 1666 1667 static bool edid_block_is_zero(const void *edid) 1668 { 1669 return !memchr_inv(edid, 0, EDID_LENGTH); 1670 } 1671 1672 /** 1673 * drm_edid_are_equal - compare two edid blobs. 1674 * @edid1: pointer to first blob 1675 * @edid2: pointer to second blob 1676 * This helper can be used during probing to determine if 1677 * edid had changed. 1678 */ 1679 bool drm_edid_are_equal(const struct edid *edid1, const struct edid *edid2) 1680 { 1681 int edid1_len, edid2_len; 1682 bool edid1_present = edid1 != NULL; 1683 bool edid2_present = edid2 != NULL; 1684 1685 if (edid1_present != edid2_present) 1686 return false; 1687 1688 if (edid1) { 1689 edid1_len = edid_size(edid1); 1690 edid2_len = edid_size(edid2); 1691 1692 if (edid1_len != edid2_len) 1693 return false; 1694 1695 if (memcmp(edid1, edid2, edid1_len)) 1696 return false; 1697 } 1698 1699 return true; 1700 } 1701 EXPORT_SYMBOL(drm_edid_are_equal); 1702 1703 enum edid_block_status { 1704 EDID_BLOCK_OK = 0, 1705 EDID_BLOCK_READ_FAIL, 1706 EDID_BLOCK_NULL, 1707 EDID_BLOCK_ZERO, 1708 EDID_BLOCK_HEADER_CORRUPT, 1709 EDID_BLOCK_HEADER_REPAIR, 1710 EDID_BLOCK_HEADER_FIXED, 1711 EDID_BLOCK_CHECKSUM, 1712 EDID_BLOCK_VERSION, 1713 }; 1714 1715 static enum edid_block_status edid_block_check(const void *_block, 1716 bool is_base_block) 1717 { 1718 const struct edid *block = _block; 1719 1720 if (!block) 1721 return EDID_BLOCK_NULL; 1722 1723 if (is_base_block) { 1724 int score = drm_edid_header_is_valid(block); 1725 1726 if (score < clamp(edid_fixup, 0, 8)) { 1727 if (edid_block_is_zero(block)) 1728 return EDID_BLOCK_ZERO; 1729 else 1730 return EDID_BLOCK_HEADER_CORRUPT; 1731 } 1732 1733 if (score < 8) 1734 return EDID_BLOCK_HEADER_REPAIR; 1735 } 1736 1737 if (edid_block_compute_checksum(block) != edid_block_get_checksum(block)) { 1738 if (edid_block_is_zero(block)) 1739 return EDID_BLOCK_ZERO; 1740 else 1741 return EDID_BLOCK_CHECKSUM; 1742 } 1743 1744 if (is_base_block) { 1745 if (block->version != 1) 1746 return EDID_BLOCK_VERSION; 1747 } 1748 1749 return EDID_BLOCK_OK; 1750 } 1751 1752 static bool edid_block_status_valid(enum edid_block_status status, int tag) 1753 { 1754 return status == EDID_BLOCK_OK || 1755 status == EDID_BLOCK_HEADER_FIXED || 1756 (status == EDID_BLOCK_CHECKSUM && tag == CEA_EXT); 1757 } 1758 1759 static bool edid_block_valid(const void *block, bool base) 1760 { 1761 return edid_block_status_valid(edid_block_check(block, base), 1762 edid_block_tag(block)); 1763 } 1764 1765 static void edid_block_status_print(enum edid_block_status status, 1766 const struct edid *block, 1767 int block_num) 1768 { 1769 switch (status) { 1770 case EDID_BLOCK_OK: 1771 break; 1772 case EDID_BLOCK_READ_FAIL: 1773 pr_debug("EDID block %d read failed\n", block_num); 1774 break; 1775 case EDID_BLOCK_NULL: 1776 pr_debug("EDID block %d pointer is NULL\n", block_num); 1777 break; 1778 case EDID_BLOCK_ZERO: 1779 pr_notice("EDID block %d is all zeroes\n", block_num); 1780 break; 1781 case EDID_BLOCK_HEADER_CORRUPT: 1782 pr_notice("EDID has corrupt header\n"); 1783 break; 1784 case EDID_BLOCK_HEADER_REPAIR: 1785 pr_debug("EDID corrupt header needs repair\n"); 1786 break; 1787 case EDID_BLOCK_HEADER_FIXED: 1788 pr_debug("EDID corrupt header fixed\n"); 1789 break; 1790 case EDID_BLOCK_CHECKSUM: 1791 if (edid_block_status_valid(status, edid_block_tag(block))) { 1792 pr_debug("EDID block %d (tag 0x%02x) checksum is invalid, remainder is %d, ignoring\n", 1793 block_num, edid_block_tag(block), 1794 edid_block_compute_checksum(block)); 1795 } else { 1796 pr_notice("EDID block %d (tag 0x%02x) checksum is invalid, remainder is %d\n", 1797 block_num, edid_block_tag(block), 1798 edid_block_compute_checksum(block)); 1799 } 1800 break; 1801 case EDID_BLOCK_VERSION: 1802 pr_notice("EDID has major version %d, instead of 1\n", 1803 block->version); 1804 break; 1805 default: 1806 WARN(1, "EDID block %d unknown edid block status code %d\n", 1807 block_num, status); 1808 break; 1809 } 1810 } 1811 1812 static void edid_block_dump(const char *level, const void *block, int block_num) 1813 { 1814 enum edid_block_status status; 1815 char prefix[20]; 1816 1817 status = edid_block_check(block, block_num == 0); 1818 if (status == EDID_BLOCK_ZERO) 1819 sprintf(prefix, "\t[%02x] ZERO ", block_num); 1820 else if (!edid_block_status_valid(status, edid_block_tag(block))) 1821 sprintf(prefix, "\t[%02x] BAD ", block_num); 1822 else 1823 sprintf(prefix, "\t[%02x] GOOD ", block_num); 1824 1825 print_hex_dump(level, prefix, DUMP_PREFIX_NONE, 16, 1, 1826 block, EDID_LENGTH, false); 1827 } 1828 1829 /** 1830 * drm_edid_block_valid - Sanity check the EDID block (base or extension) 1831 * @raw_edid: pointer to raw EDID block 1832 * @block_num: type of block to validate (0 for base, extension otherwise) 1833 * @print_bad_edid: if true, dump bad EDID blocks to the console 1834 * @edid_corrupt: if true, the header or checksum is invalid 1835 * 1836 * Validate a base or extension EDID block and optionally dump bad blocks to 1837 * the console. 1838 * 1839 * Return: True if the block is valid, false otherwise. 1840 */ 1841 bool drm_edid_block_valid(u8 *_block, int block_num, bool print_bad_edid, 1842 bool *edid_corrupt) 1843 { 1844 struct edid *block = (struct edid *)_block; 1845 enum edid_block_status status; 1846 bool is_base_block = block_num == 0; 1847 bool valid; 1848 1849 if (WARN_ON(!block)) 1850 return false; 1851 1852 status = edid_block_check(block, is_base_block); 1853 if (status == EDID_BLOCK_HEADER_REPAIR) { 1854 DRM_DEBUG("Fixing EDID header, your hardware may be failing\n"); 1855 edid_header_fix(block); 1856 1857 /* Retry with fixed header, update status if that worked. */ 1858 status = edid_block_check(block, is_base_block); 1859 if (status == EDID_BLOCK_OK) 1860 status = EDID_BLOCK_HEADER_FIXED; 1861 } 1862 1863 if (edid_corrupt) { 1864 /* 1865 * Unknown major version isn't corrupt but we can't use it. Only 1866 * the base block can reset edid_corrupt to false. 1867 */ 1868 if (is_base_block && 1869 (status == EDID_BLOCK_OK || status == EDID_BLOCK_VERSION)) 1870 *edid_corrupt = false; 1871 else if (status != EDID_BLOCK_OK) 1872 *edid_corrupt = true; 1873 } 1874 1875 edid_block_status_print(status, block, block_num); 1876 1877 /* Determine whether we can use this block with this status. */ 1878 valid = edid_block_status_valid(status, edid_block_tag(block)); 1879 1880 if (!valid && print_bad_edid && status != EDID_BLOCK_ZERO) { 1881 pr_notice("Raw EDID:\n"); 1882 edid_block_dump(KERN_NOTICE, block, block_num); 1883 } 1884 1885 return valid; 1886 } 1887 EXPORT_SYMBOL(drm_edid_block_valid); 1888 1889 /** 1890 * drm_edid_is_valid - sanity check EDID data 1891 * @edid: EDID data 1892 * 1893 * Sanity-check an entire EDID record (including extensions) 1894 * 1895 * Return: True if the EDID data is valid, false otherwise. 1896 */ 1897 bool drm_edid_is_valid(struct edid *edid) 1898 { 1899 int i; 1900 1901 if (!edid) 1902 return false; 1903 1904 for (i = 0; i < edid_block_count(edid); i++) { 1905 void *block = (void *)edid_block_data(edid, i); 1906 1907 if (!drm_edid_block_valid(block, i, true, NULL)) 1908 return false; 1909 } 1910 1911 return true; 1912 } 1913 EXPORT_SYMBOL(drm_edid_is_valid); 1914 1915 static struct edid *edid_filter_invalid_blocks(const struct edid *edid, 1916 int invalid_blocks) 1917 { 1918 struct edid *new, *dest_block; 1919 int valid_extensions = edid->extensions - invalid_blocks; 1920 int i; 1921 1922 new = kmalloc(edid_size_by_blocks(valid_extensions + 1), GFP_KERNEL); 1923 if (!new) 1924 goto out; 1925 1926 dest_block = new; 1927 for (i = 0; i < edid_block_count(edid); i++) { 1928 const void *block = edid_block_data(edid, i); 1929 1930 if (edid_block_valid(block, i == 0)) 1931 memcpy(dest_block++, block, EDID_LENGTH); 1932 } 1933 1934 new->extensions = valid_extensions; 1935 new->checksum = edid_block_compute_checksum(new); 1936 1937 out: 1938 kfree(edid); 1939 1940 return new; 1941 } 1942 1943 #define DDC_SEGMENT_ADDR 0x30 1944 /** 1945 * drm_do_probe_ddc_edid() - get EDID information via I2C 1946 * @data: I2C device adapter 1947 * @buf: EDID data buffer to be filled 1948 * @block: 128 byte EDID block to start fetching from 1949 * @len: EDID data buffer length to fetch 1950 * 1951 * Try to fetch EDID information by calling I2C driver functions. 1952 * 1953 * Return: 0 on success or -1 on failure. 1954 */ 1955 static int 1956 drm_do_probe_ddc_edid(void *data, u8 *buf, unsigned int block, size_t len) 1957 { 1958 struct i2c_adapter *adapter = data; 1959 unsigned char start = block * EDID_LENGTH; 1960 unsigned char segment = block >> 1; 1961 unsigned char xfers = segment ? 3 : 2; 1962 int ret, retries = 5; 1963 1964 /* 1965 * The core I2C driver will automatically retry the transfer if the 1966 * adapter reports EAGAIN. However, we find that bit-banging transfers 1967 * are susceptible to errors under a heavily loaded machine and 1968 * generate spurious NAKs and timeouts. Retrying the transfer 1969 * of the individual block a few times seems to overcome this. 1970 */ 1971 do { 1972 struct i2c_msg msgs[] = { 1973 { 1974 .addr = DDC_SEGMENT_ADDR, 1975 .flags = 0, 1976 .len = 1, 1977 .buf = &segment, 1978 }, { 1979 .addr = DDC_ADDR, 1980 .flags = 0, 1981 .len = 1, 1982 .buf = &start, 1983 }, { 1984 .addr = DDC_ADDR, 1985 .flags = I2C_M_RD, 1986 .len = len, 1987 .buf = buf, 1988 } 1989 }; 1990 1991 /* 1992 * Avoid sending the segment addr to not upset non-compliant 1993 * DDC monitors. 1994 */ 1995 ret = i2c_transfer(adapter, &msgs[3 - xfers], xfers); 1996 1997 if (ret == -ENXIO) { 1998 DRM_DEBUG_KMS("drm: skipping non-existent adapter %s\n", 1999 adapter->name); 2000 break; 2001 } 2002 } while (ret != xfers && --retries); 2003 2004 return ret == xfers ? 0 : -1; 2005 } 2006 2007 static void connector_bad_edid(struct drm_connector *connector, 2008 const struct edid *edid, int num_blocks) 2009 { 2010 int i; 2011 u8 last_block; 2012 2013 /* 2014 * 0x7e in the EDID is the number of extension blocks. The EDID 2015 * is 1 (base block) + num_ext_blocks big. That means we can think 2016 * of 0x7e in the EDID of the _index_ of the last block in the 2017 * combined chunk of memory. 2018 */ 2019 last_block = edid->extensions; 2020 2021 /* Calculate real checksum for the last edid extension block data */ 2022 if (last_block < num_blocks) 2023 connector->real_edid_checksum = 2024 edid_block_compute_checksum(edid + last_block); 2025 2026 if (connector->bad_edid_counter++ && !drm_debug_enabled(DRM_UT_KMS)) 2027 return; 2028 2029 drm_dbg_kms(connector->dev, "%s: EDID is invalid:\n", connector->name); 2030 for (i = 0; i < num_blocks; i++) 2031 edid_block_dump(KERN_DEBUG, edid + i, i); 2032 } 2033 2034 /* Get override or firmware EDID */ 2035 static struct edid *drm_get_override_edid(struct drm_connector *connector) 2036 { 2037 struct edid *override = NULL; 2038 2039 if (connector->override_edid) 2040 override = drm_edid_duplicate(connector->edid_blob_ptr->data); 2041 2042 if (!override) 2043 override = drm_load_edid_firmware(connector); 2044 2045 return IS_ERR(override) ? NULL : override; 2046 } 2047 2048 /** 2049 * drm_add_override_edid_modes - add modes from override/firmware EDID 2050 * @connector: connector we're probing 2051 * 2052 * Add modes from the override/firmware EDID, if available. Only to be used from 2053 * drm_helper_probe_single_connector_modes() as a fallback for when DDC probe 2054 * failed during drm_get_edid() and caused the override/firmware EDID to be 2055 * skipped. 2056 * 2057 * Return: The number of modes added or 0 if we couldn't find any. 2058 */ 2059 int drm_add_override_edid_modes(struct drm_connector *connector) 2060 { 2061 struct edid *override; 2062 int num_modes = 0; 2063 2064 override = drm_get_override_edid(connector); 2065 if (override) { 2066 drm_connector_update_edid_property(connector, override); 2067 num_modes = drm_add_edid_modes(connector, override); 2068 kfree(override); 2069 2070 DRM_DEBUG_KMS("[CONNECTOR:%d:%s] adding %d modes via fallback override/firmware EDID\n", 2071 connector->base.id, connector->name, num_modes); 2072 } 2073 2074 return num_modes; 2075 } 2076 EXPORT_SYMBOL(drm_add_override_edid_modes); 2077 2078 typedef int read_block_fn(void *context, u8 *buf, unsigned int block, size_t len); 2079 2080 static enum edid_block_status edid_block_read(void *block, unsigned int block_num, 2081 read_block_fn read_block, 2082 void *context) 2083 { 2084 enum edid_block_status status; 2085 bool is_base_block = block_num == 0; 2086 int try; 2087 2088 for (try = 0; try < 4; try++) { 2089 if (read_block(context, block, block_num, EDID_LENGTH)) 2090 return EDID_BLOCK_READ_FAIL; 2091 2092 status = edid_block_check(block, is_base_block); 2093 if (status == EDID_BLOCK_HEADER_REPAIR) { 2094 edid_header_fix(block); 2095 2096 /* Retry with fixed header, update status if that worked. */ 2097 status = edid_block_check(block, is_base_block); 2098 if (status == EDID_BLOCK_OK) 2099 status = EDID_BLOCK_HEADER_FIXED; 2100 } 2101 2102 if (edid_block_status_valid(status, edid_block_tag(block))) 2103 break; 2104 2105 /* Fail early for unrepairable base block all zeros. */ 2106 if (try == 0 && is_base_block && status == EDID_BLOCK_ZERO) 2107 break; 2108 } 2109 2110 return status; 2111 } 2112 2113 /** 2114 * drm_do_get_edid - get EDID data using a custom EDID block read function 2115 * @connector: connector we're probing 2116 * @get_edid_block: EDID block read function 2117 * @data: private data passed to the block read function 2118 * 2119 * When the I2C adapter connected to the DDC bus is hidden behind a device that 2120 * exposes a different interface to read EDID blocks this function can be used 2121 * to get EDID data using a custom block read function. 2122 * 2123 * As in the general case the DDC bus is accessible by the kernel at the I2C 2124 * level, drivers must make all reasonable efforts to expose it as an I2C 2125 * adapter and use drm_get_edid() instead of abusing this function. 2126 * 2127 * The EDID may be overridden using debugfs override_edid or firmware EDID 2128 * (drm_load_edid_firmware() and drm.edid_firmware parameter), in this priority 2129 * order. Having either of them bypasses actual EDID reads. 2130 * 2131 * Return: Pointer to valid EDID or NULL if we couldn't find any. 2132 */ 2133 struct edid *drm_do_get_edid(struct drm_connector *connector, 2134 read_block_fn read_block, 2135 void *context) 2136 { 2137 enum edid_block_status status; 2138 int i, invalid_blocks = 0; 2139 struct edid *edid, *new; 2140 2141 edid = drm_get_override_edid(connector); 2142 if (edid) 2143 goto ok; 2144 2145 edid = kmalloc(EDID_LENGTH, GFP_KERNEL); 2146 if (!edid) 2147 return NULL; 2148 2149 status = edid_block_read(edid, 0, read_block, context); 2150 2151 edid_block_status_print(status, edid, 0); 2152 2153 if (status == EDID_BLOCK_READ_FAIL) 2154 goto fail; 2155 2156 /* FIXME: Clarify what a corrupt EDID actually means. */ 2157 if (status == EDID_BLOCK_OK || status == EDID_BLOCK_VERSION) 2158 connector->edid_corrupt = false; 2159 else 2160 connector->edid_corrupt = true; 2161 2162 if (!edid_block_status_valid(status, edid_block_tag(edid))) { 2163 if (status == EDID_BLOCK_ZERO) 2164 connector->null_edid_counter++; 2165 2166 connector_bad_edid(connector, edid, 1); 2167 goto fail; 2168 } 2169 2170 if (!edid_extension_block_count(edid)) 2171 goto ok; 2172 2173 new = krealloc(edid, edid_size(edid), GFP_KERNEL); 2174 if (!new) 2175 goto fail; 2176 edid = new; 2177 2178 for (i = 1; i < edid_block_count(edid); i++) { 2179 void *block = (void *)edid_block_data(edid, i); 2180 2181 status = edid_block_read(block, i, read_block, context); 2182 2183 edid_block_status_print(status, block, i); 2184 2185 if (!edid_block_status_valid(status, edid_block_tag(block))) { 2186 if (status == EDID_BLOCK_READ_FAIL) 2187 goto fail; 2188 invalid_blocks++; 2189 } 2190 } 2191 2192 if (invalid_blocks) { 2193 connector_bad_edid(connector, edid, edid_block_count(edid)); 2194 2195 edid = edid_filter_invalid_blocks(edid, invalid_blocks); 2196 } 2197 2198 ok: 2199 return edid; 2200 2201 fail: 2202 kfree(edid); 2203 return NULL; 2204 } 2205 EXPORT_SYMBOL_GPL(drm_do_get_edid); 2206 2207 /** 2208 * drm_probe_ddc() - probe DDC presence 2209 * @adapter: I2C adapter to probe 2210 * 2211 * Return: True on success, false on failure. 2212 */ 2213 bool 2214 drm_probe_ddc(struct i2c_adapter *adapter) 2215 { 2216 unsigned char out; 2217 2218 return (drm_do_probe_ddc_edid(adapter, &out, 0, 1) == 0); 2219 } 2220 EXPORT_SYMBOL(drm_probe_ddc); 2221 2222 /** 2223 * drm_get_edid - get EDID data, if available 2224 * @connector: connector we're probing 2225 * @adapter: I2C adapter to use for DDC 2226 * 2227 * Poke the given I2C channel to grab EDID data if possible. If found, 2228 * attach it to the connector. 2229 * 2230 * Return: Pointer to valid EDID or NULL if we couldn't find any. 2231 */ 2232 struct edid *drm_get_edid(struct drm_connector *connector, 2233 struct i2c_adapter *adapter) 2234 { 2235 struct edid *edid; 2236 2237 if (connector->force == DRM_FORCE_OFF) 2238 return NULL; 2239 2240 if (connector->force == DRM_FORCE_UNSPECIFIED && !drm_probe_ddc(adapter)) 2241 return NULL; 2242 2243 edid = drm_do_get_edid(connector, drm_do_probe_ddc_edid, adapter); 2244 drm_connector_update_edid_property(connector, edid); 2245 return edid; 2246 } 2247 EXPORT_SYMBOL(drm_get_edid); 2248 2249 static u32 edid_extract_panel_id(const struct edid *edid) 2250 { 2251 /* 2252 * We represent the ID as a 32-bit number so it can easily be compared 2253 * with "==". 2254 * 2255 * NOTE that we deal with endianness differently for the top half 2256 * of this ID than for the bottom half. The bottom half (the product 2257 * id) gets decoded as little endian by the EDID_PRODUCT_ID because 2258 * that's how everyone seems to interpret it. The top half (the mfg_id) 2259 * gets stored as big endian because that makes 2260 * drm_edid_encode_panel_id() and drm_edid_decode_panel_id() easier 2261 * to write (it's easier to extract the ASCII). It doesn't really 2262 * matter, though, as long as the number here is unique. 2263 */ 2264 return (u32)edid->mfg_id[0] << 24 | 2265 (u32)edid->mfg_id[1] << 16 | 2266 (u32)EDID_PRODUCT_ID(edid); 2267 } 2268 2269 /** 2270 * drm_edid_get_panel_id - Get a panel's ID through DDC 2271 * @adapter: I2C adapter to use for DDC 2272 * 2273 * This function reads the first block of the EDID of a panel and (assuming 2274 * that the EDID is valid) extracts the ID out of it. The ID is a 32-bit value 2275 * (16 bits of manufacturer ID and 16 bits of per-manufacturer ID) that's 2276 * supposed to be different for each different modem of panel. 2277 * 2278 * This function is intended to be used during early probing on devices where 2279 * more than one panel might be present. Because of its intended use it must 2280 * assume that the EDID of the panel is correct, at least as far as the ID 2281 * is concerned (in other words, we don't process any overrides here). 2282 * 2283 * NOTE: it's expected that this function and drm_do_get_edid() will both 2284 * be read the EDID, but there is no caching between them. Since we're only 2285 * reading the first block, hopefully this extra overhead won't be too big. 2286 * 2287 * Return: A 32-bit ID that should be different for each make/model of panel. 2288 * See the functions drm_edid_encode_panel_id() and 2289 * drm_edid_decode_panel_id() for some details on the structure of this 2290 * ID. 2291 */ 2292 2293 u32 drm_edid_get_panel_id(struct i2c_adapter *adapter) 2294 { 2295 enum edid_block_status status; 2296 void *base_block; 2297 u32 panel_id = 0; 2298 2299 /* 2300 * There are no manufacturer IDs of 0, so if there is a problem reading 2301 * the EDID then we'll just return 0. 2302 */ 2303 2304 base_block = kmalloc(EDID_LENGTH, GFP_KERNEL); 2305 if (!base_block) 2306 return 0; 2307 2308 status = edid_block_read(base_block, 0, drm_do_probe_ddc_edid, adapter); 2309 2310 edid_block_status_print(status, base_block, 0); 2311 2312 if (edid_block_status_valid(status, edid_block_tag(base_block))) 2313 panel_id = edid_extract_panel_id(base_block); 2314 2315 kfree(base_block); 2316 2317 return panel_id; 2318 } 2319 EXPORT_SYMBOL(drm_edid_get_panel_id); 2320 2321 /** 2322 * drm_get_edid_switcheroo - get EDID data for a vga_switcheroo output 2323 * @connector: connector we're probing 2324 * @adapter: I2C adapter to use for DDC 2325 * 2326 * Wrapper around drm_get_edid() for laptops with dual GPUs using one set of 2327 * outputs. The wrapper adds the requisite vga_switcheroo calls to temporarily 2328 * switch DDC to the GPU which is retrieving EDID. 2329 * 2330 * Return: Pointer to valid EDID or %NULL if we couldn't find any. 2331 */ 2332 struct edid *drm_get_edid_switcheroo(struct drm_connector *connector, 2333 struct i2c_adapter *adapter) 2334 { 2335 struct drm_device *dev = connector->dev; 2336 struct pci_dev *pdev = to_pci_dev(dev->dev); 2337 struct edid *edid; 2338 2339 if (drm_WARN_ON_ONCE(dev, !dev_is_pci(dev->dev))) 2340 return NULL; 2341 2342 vga_switcheroo_lock_ddc(pdev); 2343 edid = drm_get_edid(connector, adapter); 2344 vga_switcheroo_unlock_ddc(pdev); 2345 2346 return edid; 2347 } 2348 EXPORT_SYMBOL(drm_get_edid_switcheroo); 2349 2350 /** 2351 * drm_edid_duplicate - duplicate an EDID and the extensions 2352 * @edid: EDID to duplicate 2353 * 2354 * Return: Pointer to duplicated EDID or NULL on allocation failure. 2355 */ 2356 struct edid *drm_edid_duplicate(const struct edid *edid) 2357 { 2358 return kmemdup(edid, edid_size(edid), GFP_KERNEL); 2359 } 2360 EXPORT_SYMBOL(drm_edid_duplicate); 2361 2362 /*** EDID parsing ***/ 2363 2364 /** 2365 * edid_get_quirks - return quirk flags for a given EDID 2366 * @edid: EDID to process 2367 * 2368 * This tells subsequent routines what fixes they need to apply. 2369 */ 2370 static u32 edid_get_quirks(const struct edid *edid) 2371 { 2372 u32 panel_id = edid_extract_panel_id(edid); 2373 const struct edid_quirk *quirk; 2374 int i; 2375 2376 for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) { 2377 quirk = &edid_quirk_list[i]; 2378 if (quirk->panel_id == panel_id) 2379 return quirk->quirks; 2380 } 2381 2382 return 0; 2383 } 2384 2385 #define MODE_SIZE(m) ((m)->hdisplay * (m)->vdisplay) 2386 #define MODE_REFRESH_DIFF(c,t) (abs((c) - (t))) 2387 2388 /** 2389 * edid_fixup_preferred - set preferred modes based on quirk list 2390 * @connector: has mode list to fix up 2391 * @quirks: quirks list 2392 * 2393 * Walk the mode list for @connector, clearing the preferred status 2394 * on existing modes and setting it anew for the right mode ala @quirks. 2395 */ 2396 static void edid_fixup_preferred(struct drm_connector *connector, 2397 u32 quirks) 2398 { 2399 struct drm_display_mode *t, *cur_mode, *preferred_mode; 2400 int target_refresh = 0; 2401 int cur_vrefresh, preferred_vrefresh; 2402 2403 if (list_empty(&connector->probed_modes)) 2404 return; 2405 2406 if (quirks & EDID_QUIRK_PREFER_LARGE_60) 2407 target_refresh = 60; 2408 if (quirks & EDID_QUIRK_PREFER_LARGE_75) 2409 target_refresh = 75; 2410 2411 preferred_mode = list_first_entry(&connector->probed_modes, 2412 struct drm_display_mode, head); 2413 2414 list_for_each_entry_safe(cur_mode, t, &connector->probed_modes, head) { 2415 cur_mode->type &= ~DRM_MODE_TYPE_PREFERRED; 2416 2417 if (cur_mode == preferred_mode) 2418 continue; 2419 2420 /* Largest mode is preferred */ 2421 if (MODE_SIZE(cur_mode) > MODE_SIZE(preferred_mode)) 2422 preferred_mode = cur_mode; 2423 2424 cur_vrefresh = drm_mode_vrefresh(cur_mode); 2425 preferred_vrefresh = drm_mode_vrefresh(preferred_mode); 2426 /* At a given size, try to get closest to target refresh */ 2427 if ((MODE_SIZE(cur_mode) == MODE_SIZE(preferred_mode)) && 2428 MODE_REFRESH_DIFF(cur_vrefresh, target_refresh) < 2429 MODE_REFRESH_DIFF(preferred_vrefresh, target_refresh)) { 2430 preferred_mode = cur_mode; 2431 } 2432 } 2433 2434 preferred_mode->type |= DRM_MODE_TYPE_PREFERRED; 2435 } 2436 2437 static bool 2438 mode_is_rb(const struct drm_display_mode *mode) 2439 { 2440 return (mode->htotal - mode->hdisplay == 160) && 2441 (mode->hsync_end - mode->hdisplay == 80) && 2442 (mode->hsync_end - mode->hsync_start == 32) && 2443 (mode->vsync_start - mode->vdisplay == 3); 2444 } 2445 2446 /* 2447 * drm_mode_find_dmt - Create a copy of a mode if present in DMT 2448 * @dev: Device to duplicate against 2449 * @hsize: Mode width 2450 * @vsize: Mode height 2451 * @fresh: Mode refresh rate 2452 * @rb: Mode reduced-blanking-ness 2453 * 2454 * Walk the DMT mode list looking for a match for the given parameters. 2455 * 2456 * Return: A newly allocated copy of the mode, or NULL if not found. 2457 */ 2458 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, 2459 int hsize, int vsize, int fresh, 2460 bool rb) 2461 { 2462 int i; 2463 2464 for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) { 2465 const struct drm_display_mode *ptr = &drm_dmt_modes[i]; 2466 2467 if (hsize != ptr->hdisplay) 2468 continue; 2469 if (vsize != ptr->vdisplay) 2470 continue; 2471 if (fresh != drm_mode_vrefresh(ptr)) 2472 continue; 2473 if (rb != mode_is_rb(ptr)) 2474 continue; 2475 2476 return drm_mode_duplicate(dev, ptr); 2477 } 2478 2479 return NULL; 2480 } 2481 EXPORT_SYMBOL(drm_mode_find_dmt); 2482 2483 static bool is_display_descriptor(const struct detailed_timing *descriptor, u8 type) 2484 { 2485 BUILD_BUG_ON(offsetof(typeof(*descriptor), pixel_clock) != 0); 2486 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.pad1) != 2); 2487 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.type) != 3); 2488 2489 return descriptor->pixel_clock == 0 && 2490 descriptor->data.other_data.pad1 == 0 && 2491 descriptor->data.other_data.type == type; 2492 } 2493 2494 static bool is_detailed_timing_descriptor(const struct detailed_timing *descriptor) 2495 { 2496 BUILD_BUG_ON(offsetof(typeof(*descriptor), pixel_clock) != 0); 2497 2498 return descriptor->pixel_clock != 0; 2499 } 2500 2501 typedef void detailed_cb(const struct detailed_timing *timing, void *closure); 2502 2503 static void 2504 cea_for_each_detailed_block(const u8 *ext, detailed_cb *cb, void *closure) 2505 { 2506 int i, n; 2507 u8 d = ext[0x02]; 2508 const u8 *det_base = ext + d; 2509 2510 if (d < 4 || d > 127) 2511 return; 2512 2513 n = (127 - d) / 18; 2514 for (i = 0; i < n; i++) 2515 cb((const struct detailed_timing *)(det_base + 18 * i), closure); 2516 } 2517 2518 static void 2519 vtb_for_each_detailed_block(const u8 *ext, detailed_cb *cb, void *closure) 2520 { 2521 unsigned int i, n = min((int)ext[0x02], 6); 2522 const u8 *det_base = ext + 5; 2523 2524 if (ext[0x01] != 1) 2525 return; /* unknown version */ 2526 2527 for (i = 0; i < n; i++) 2528 cb((const struct detailed_timing *)(det_base + 18 * i), closure); 2529 } 2530 2531 static void 2532 drm_for_each_detailed_block(const struct edid *edid, detailed_cb *cb, void *closure) 2533 { 2534 int i; 2535 2536 if (edid == NULL) 2537 return; 2538 2539 for (i = 0; i < EDID_DETAILED_TIMINGS; i++) 2540 cb(&(edid->detailed_timings[i]), closure); 2541 2542 for (i = 0; i < edid_extension_block_count(edid); i++) { 2543 const u8 *ext = edid_extension_block_data(edid, i); 2544 2545 switch (*ext) { 2546 case CEA_EXT: 2547 cea_for_each_detailed_block(ext, cb, closure); 2548 break; 2549 case VTB_EXT: 2550 vtb_for_each_detailed_block(ext, cb, closure); 2551 break; 2552 default: 2553 break; 2554 } 2555 } 2556 } 2557 2558 static void 2559 is_rb(const struct detailed_timing *descriptor, void *data) 2560 { 2561 bool *res = data; 2562 2563 if (!is_display_descriptor(descriptor, EDID_DETAIL_MONITOR_RANGE)) 2564 return; 2565 2566 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.flags) != 10); 2567 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.cvt.flags) != 15); 2568 2569 if (descriptor->data.other_data.data.range.flags == DRM_EDID_CVT_SUPPORT_FLAG && 2570 descriptor->data.other_data.data.range.formula.cvt.flags & 0x10) 2571 *res = true; 2572 } 2573 2574 /* EDID 1.4 defines this explicitly. For EDID 1.3, we guess, badly. */ 2575 static bool 2576 drm_monitor_supports_rb(const struct edid *edid) 2577 { 2578 if (edid->revision >= 4) { 2579 bool ret = false; 2580 2581 drm_for_each_detailed_block(edid, is_rb, &ret); 2582 return ret; 2583 } 2584 2585 return ((edid->input & DRM_EDID_INPUT_DIGITAL) != 0); 2586 } 2587 2588 static void 2589 find_gtf2(const struct detailed_timing *descriptor, void *data) 2590 { 2591 const struct detailed_timing **res = data; 2592 2593 if (!is_display_descriptor(descriptor, EDID_DETAIL_MONITOR_RANGE)) 2594 return; 2595 2596 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.flags) != 10); 2597 2598 if (descriptor->data.other_data.data.range.flags == 0x02) 2599 *res = descriptor; 2600 } 2601 2602 /* Secondary GTF curve kicks in above some break frequency */ 2603 static int 2604 drm_gtf2_hbreak(const struct edid *edid) 2605 { 2606 const struct detailed_timing *descriptor = NULL; 2607 2608 drm_for_each_detailed_block(edid, find_gtf2, &descriptor); 2609 2610 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.hfreq_start_khz) != 12); 2611 2612 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.hfreq_start_khz * 2 : 0; 2613 } 2614 2615 static int 2616 drm_gtf2_2c(const struct edid *edid) 2617 { 2618 const struct detailed_timing *descriptor = NULL; 2619 2620 drm_for_each_detailed_block(edid, find_gtf2, &descriptor); 2621 2622 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.c) != 13); 2623 2624 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.c : 0; 2625 } 2626 2627 static int 2628 drm_gtf2_m(const struct edid *edid) 2629 { 2630 const struct detailed_timing *descriptor = NULL; 2631 2632 drm_for_each_detailed_block(edid, find_gtf2, &descriptor); 2633 2634 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.m) != 14); 2635 2636 return descriptor ? le16_to_cpu(descriptor->data.other_data.data.range.formula.gtf2.m) : 0; 2637 } 2638 2639 static int 2640 drm_gtf2_k(const struct edid *edid) 2641 { 2642 const struct detailed_timing *descriptor = NULL; 2643 2644 drm_for_each_detailed_block(edid, find_gtf2, &descriptor); 2645 2646 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.k) != 16); 2647 2648 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.k : 0; 2649 } 2650 2651 static int 2652 drm_gtf2_2j(const struct edid *edid) 2653 { 2654 const struct detailed_timing *descriptor = NULL; 2655 2656 drm_for_each_detailed_block(edid, find_gtf2, &descriptor); 2657 2658 BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.j) != 17); 2659 2660 return descriptor ? descriptor->data.other_data.data.range.formula.gtf2.j : 0; 2661 } 2662 2663 /** 2664 * standard_timing_level - get std. timing level(CVT/GTF/DMT) 2665 * @edid: EDID block to scan 2666 */ 2667 static int standard_timing_level(const struct edid *edid) 2668 { 2669 if (edid->revision >= 2) { 2670 if (edid->revision >= 4 && (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF)) 2671 return LEVEL_CVT; 2672 if (drm_gtf2_hbreak(edid)) 2673 return LEVEL_GTF2; 2674 if (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF) 2675 return LEVEL_GTF; 2676 } 2677 return LEVEL_DMT; 2678 } 2679 2680 /* 2681 * 0 is reserved. The spec says 0x01 fill for unused timings. Some old 2682 * monitors fill with ascii space (0x20) instead. 2683 */ 2684 static int 2685 bad_std_timing(u8 a, u8 b) 2686 { 2687 return (a == 0x00 && b == 0x00) || 2688 (a == 0x01 && b == 0x01) || 2689 (a == 0x20 && b == 0x20); 2690 } 2691 2692 static int drm_mode_hsync(const struct drm_display_mode *mode) 2693 { 2694 if (mode->htotal <= 0) 2695 return 0; 2696 2697 return DIV_ROUND_CLOSEST(mode->clock, mode->htotal); 2698 } 2699 2700 /** 2701 * drm_mode_std - convert standard mode info (width, height, refresh) into mode 2702 * @connector: connector of for the EDID block 2703 * @edid: EDID block to scan 2704 * @t: standard timing params 2705 * 2706 * Take the standard timing params (in this case width, aspect, and refresh) 2707 * and convert them into a real mode using CVT/GTF/DMT. 2708 */ 2709 static struct drm_display_mode * 2710 drm_mode_std(struct drm_connector *connector, const struct edid *edid, 2711 const struct std_timing *t) 2712 { 2713 struct drm_device *dev = connector->dev; 2714 struct drm_display_mode *m, *mode = NULL; 2715 int hsize, vsize; 2716 int vrefresh_rate; 2717 unsigned aspect_ratio = (t->vfreq_aspect & EDID_TIMING_ASPECT_MASK) 2718 >> EDID_TIMING_ASPECT_SHIFT; 2719 unsigned vfreq = (t->vfreq_aspect & EDID_TIMING_VFREQ_MASK) 2720 >> EDID_TIMING_VFREQ_SHIFT; 2721 int timing_level = standard_timing_level(edid); 2722 2723 if (bad_std_timing(t->hsize, t->vfreq_aspect)) 2724 return NULL; 2725 2726 /* According to the EDID spec, the hdisplay = hsize * 8 + 248 */ 2727 hsize = t->hsize * 8 + 248; 2728 /* vrefresh_rate = vfreq + 60 */ 2729 vrefresh_rate = vfreq + 60; 2730 /* the vdisplay is calculated based on the aspect ratio */ 2731 if (aspect_ratio == 0) { 2732 if (edid->revision < 3) 2733 vsize = hsize; 2734 else 2735 vsize = (hsize * 10) / 16; 2736 } else if (aspect_ratio == 1) 2737 vsize = (hsize * 3) / 4; 2738 else if (aspect_ratio == 2) 2739 vsize = (hsize * 4) / 5; 2740 else 2741 vsize = (hsize * 9) / 16; 2742 2743 /* HDTV hack, part 1 */ 2744 if (vrefresh_rate == 60 && 2745 ((hsize == 1360 && vsize == 765) || 2746 (hsize == 1368 && vsize == 769))) { 2747 hsize = 1366; 2748 vsize = 768; 2749 } 2750 2751 /* 2752 * If this connector already has a mode for this size and refresh 2753 * rate (because it came from detailed or CVT info), use that 2754 * instead. This way we don't have to guess at interlace or 2755 * reduced blanking. 2756 */ 2757 list_for_each_entry(m, &connector->probed_modes, head) 2758 if (m->hdisplay == hsize && m->vdisplay == vsize && 2759 drm_mode_vrefresh(m) == vrefresh_rate) 2760 return NULL; 2761 2762 /* HDTV hack, part 2 */ 2763 if (hsize == 1366 && vsize == 768 && vrefresh_rate == 60) { 2764 mode = drm_cvt_mode(dev, 1366, 768, vrefresh_rate, 0, 0, 2765 false); 2766 if (!mode) 2767 return NULL; 2768 mode->hdisplay = 1366; 2769 mode->hsync_start = mode->hsync_start - 1; 2770 mode->hsync_end = mode->hsync_end - 1; 2771 return mode; 2772 } 2773 2774 /* check whether it can be found in default mode table */ 2775 if (drm_monitor_supports_rb(edid)) { 2776 mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate, 2777 true); 2778 if (mode) 2779 return mode; 2780 } 2781 mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate, false); 2782 if (mode) 2783 return mode; 2784 2785 /* okay, generate it */ 2786 switch (timing_level) { 2787 case LEVEL_DMT: 2788 break; 2789 case LEVEL_GTF: 2790 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0); 2791 break; 2792 case LEVEL_GTF2: 2793 /* 2794 * This is potentially wrong if there's ever a monitor with 2795 * more than one ranges section, each claiming a different 2796 * secondary GTF curve. Please don't do that. 2797 */ 2798 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0); 2799 if (!mode) 2800 return NULL; 2801 if (drm_mode_hsync(mode) > drm_gtf2_hbreak(edid)) { 2802 drm_mode_destroy(dev, mode); 2803 mode = drm_gtf_mode_complex(dev, hsize, vsize, 2804 vrefresh_rate, 0, 0, 2805 drm_gtf2_m(edid), 2806 drm_gtf2_2c(edid), 2807 drm_gtf2_k(edid), 2808 drm_gtf2_2j(edid)); 2809 } 2810 break; 2811 case LEVEL_CVT: 2812 mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0, 2813 false); 2814 break; 2815 } 2816 return mode; 2817 } 2818 2819 /* 2820 * EDID is delightfully ambiguous about how interlaced modes are to be 2821 * encoded. Our internal representation is of frame height, but some 2822 * HDTV detailed timings are encoded as field height. 2823 * 2824 * The format list here is from CEA, in frame size. Technically we 2825 * should be checking refresh rate too. Whatever. 2826 */ 2827 static void 2828 drm_mode_do_interlace_quirk(struct drm_display_mode *mode, 2829 const struct detailed_pixel_timing *pt) 2830 { 2831 int i; 2832 static const struct { 2833 int w, h; 2834 } cea_interlaced[] = { 2835 { 1920, 1080 }, 2836 { 720, 480 }, 2837 { 1440, 480 }, 2838 { 2880, 480 }, 2839 { 720, 576 }, 2840 { 1440, 576 }, 2841 { 2880, 576 }, 2842 }; 2843 2844 if (!(pt->misc & DRM_EDID_PT_INTERLACED)) 2845 return; 2846 2847 for (i = 0; i < ARRAY_SIZE(cea_interlaced); i++) { 2848 if ((mode->hdisplay == cea_interlaced[i].w) && 2849 (mode->vdisplay == cea_interlaced[i].h / 2)) { 2850 mode->vdisplay *= 2; 2851 mode->vsync_start *= 2; 2852 mode->vsync_end *= 2; 2853 mode->vtotal *= 2; 2854 mode->vtotal |= 1; 2855 } 2856 } 2857 2858 mode->flags |= DRM_MODE_FLAG_INTERLACE; 2859 } 2860 2861 /** 2862 * drm_mode_detailed - create a new mode from an EDID detailed timing section 2863 * @dev: DRM device (needed to create new mode) 2864 * @edid: EDID block 2865 * @timing: EDID detailed timing info 2866 * @quirks: quirks to apply 2867 * 2868 * An EDID detailed timing block contains enough info for us to create and 2869 * return a new struct drm_display_mode. 2870 */ 2871 static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev, 2872 const struct edid *edid, 2873 const struct detailed_timing *timing, 2874 u32 quirks) 2875 { 2876 struct drm_display_mode *mode; 2877 const struct detailed_pixel_timing *pt = &timing->data.pixel_data; 2878 unsigned hactive = (pt->hactive_hblank_hi & 0xf0) << 4 | pt->hactive_lo; 2879 unsigned vactive = (pt->vactive_vblank_hi & 0xf0) << 4 | pt->vactive_lo; 2880 unsigned hblank = (pt->hactive_hblank_hi & 0xf) << 8 | pt->hblank_lo; 2881 unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo; 2882 unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo; 2883 unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse_width_lo; 2884 unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) << 2 | pt->vsync_offset_pulse_width_lo >> 4; 2885 unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offset_pulse_width_lo & 0xf); 2886 2887 /* ignore tiny modes */ 2888 if (hactive < 64 || vactive < 64) 2889 return NULL; 2890 2891 if (pt->misc & DRM_EDID_PT_STEREO) { 2892 DRM_DEBUG_KMS("stereo mode not supported\n"); 2893 return NULL; 2894 } 2895 if (!(pt->misc & DRM_EDID_PT_SEPARATE_SYNC)) { 2896 DRM_DEBUG_KMS("composite sync not supported\n"); 2897 } 2898 2899 /* it is incorrect if hsync/vsync width is zero */ 2900 if (!hsync_pulse_width || !vsync_pulse_width) { 2901 DRM_DEBUG_KMS("Incorrect Detailed timing. " 2902 "Wrong Hsync/Vsync pulse width\n"); 2903 return NULL; 2904 } 2905 2906 if (quirks & EDID_QUIRK_FORCE_REDUCED_BLANKING) { 2907 mode = drm_cvt_mode(dev, hactive, vactive, 60, true, false, false); 2908 if (!mode) 2909 return NULL; 2910 2911 goto set_size; 2912 } 2913 2914 mode = drm_mode_create(dev); 2915 if (!mode) 2916 return NULL; 2917 2918 if (quirks & EDID_QUIRK_135_CLOCK_TOO_HIGH) 2919 mode->clock = 1088 * 10; 2920 else 2921 mode->clock = le16_to_cpu(timing->pixel_clock) * 10; 2922 2923 mode->hdisplay = hactive; 2924 mode->hsync_start = mode->hdisplay + hsync_offset; 2925 mode->hsync_end = mode->hsync_start + hsync_pulse_width; 2926 mode->htotal = mode->hdisplay + hblank; 2927 2928 mode->vdisplay = vactive; 2929 mode->vsync_start = mode->vdisplay + vsync_offset; 2930 mode->vsync_end = mode->vsync_start + vsync_pulse_width; 2931 mode->vtotal = mode->vdisplay + vblank; 2932 2933 /* Some EDIDs have bogus h/vtotal values */ 2934 if (mode->hsync_end > mode->htotal) 2935 mode->htotal = mode->hsync_end + 1; 2936 if (mode->vsync_end > mode->vtotal) 2937 mode->vtotal = mode->vsync_end + 1; 2938 2939 drm_mode_do_interlace_quirk(mode, pt); 2940 2941 if (quirks & EDID_QUIRK_DETAILED_SYNC_PP) { 2942 mode->flags |= DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC; 2943 } else { 2944 mode->flags |= (pt->misc & DRM_EDID_PT_HSYNC_POSITIVE) ? 2945 DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC; 2946 mode->flags |= (pt->misc & DRM_EDID_PT_VSYNC_POSITIVE) ? 2947 DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC; 2948 } 2949 2950 set_size: 2951 mode->width_mm = pt->width_mm_lo | (pt->width_height_mm_hi & 0xf0) << 4; 2952 mode->height_mm = pt->height_mm_lo | (pt->width_height_mm_hi & 0xf) << 8; 2953 2954 if (quirks & EDID_QUIRK_DETAILED_IN_CM) { 2955 mode->width_mm *= 10; 2956 mode->height_mm *= 10; 2957 } 2958 2959 if (quirks & EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE) { 2960 mode->width_mm = edid->width_cm * 10; 2961 mode->height_mm = edid->height_cm * 10; 2962 } 2963 2964 mode->type = DRM_MODE_TYPE_DRIVER; 2965 drm_mode_set_name(mode); 2966 2967 return mode; 2968 } 2969 2970 static bool 2971 mode_in_hsync_range(const struct drm_display_mode *mode, 2972 const struct edid *edid, const u8 *t) 2973 { 2974 int hsync, hmin, hmax; 2975 2976 hmin = t[7]; 2977 if (edid->revision >= 4) 2978 hmin += ((t[4] & 0x04) ? 255 : 0); 2979 hmax = t[8]; 2980 if (edid->revision >= 4) 2981 hmax += ((t[4] & 0x08) ? 255 : 0); 2982 hsync = drm_mode_hsync(mode); 2983 2984 return (hsync <= hmax && hsync >= hmin); 2985 } 2986 2987 static bool 2988 mode_in_vsync_range(const struct drm_display_mode *mode, 2989 const struct edid *edid, const u8 *t) 2990 { 2991 int vsync, vmin, vmax; 2992 2993 vmin = t[5]; 2994 if (edid->revision >= 4) 2995 vmin += ((t[4] & 0x01) ? 255 : 0); 2996 vmax = t[6]; 2997 if (edid->revision >= 4) 2998 vmax += ((t[4] & 0x02) ? 255 : 0); 2999 vsync = drm_mode_vrefresh(mode); 3000 3001 return (vsync <= vmax && vsync >= vmin); 3002 } 3003 3004 static u32 3005 range_pixel_clock(const struct edid *edid, const u8 *t) 3006 { 3007 /* unspecified */ 3008 if (t[9] == 0 || t[9] == 255) 3009 return 0; 3010 3011 /* 1.4 with CVT support gives us real precision, yay */ 3012 if (edid->revision >= 4 && t[10] == 0x04) 3013 return (t[9] * 10000) - ((t[12] >> 2) * 250); 3014 3015 /* 1.3 is pathetic, so fuzz up a bit */ 3016 return t[9] * 10000 + 5001; 3017 } 3018 3019 static bool 3020 mode_in_range(const struct drm_display_mode *mode, const struct edid *edid, 3021 const struct detailed_timing *timing) 3022 { 3023 u32 max_clock; 3024 const u8 *t = (const u8 *)timing; 3025 3026 if (!mode_in_hsync_range(mode, edid, t)) 3027 return false; 3028 3029 if (!mode_in_vsync_range(mode, edid, t)) 3030 return false; 3031 3032 if ((max_clock = range_pixel_clock(edid, t))) 3033 if (mode->clock > max_clock) 3034 return false; 3035 3036 /* 1.4 max horizontal check */ 3037 if (edid->revision >= 4 && t[10] == 0x04) 3038 if (t[13] && mode->hdisplay > 8 * (t[13] + (256 * (t[12]&0x3)))) 3039 return false; 3040 3041 if (mode_is_rb(mode) && !drm_monitor_supports_rb(edid)) 3042 return false; 3043 3044 return true; 3045 } 3046 3047 static bool valid_inferred_mode(const struct drm_connector *connector, 3048 const struct drm_display_mode *mode) 3049 { 3050 const struct drm_display_mode *m; 3051 bool ok = false; 3052 3053 list_for_each_entry(m, &connector->probed_modes, head) { 3054 if (mode->hdisplay == m->hdisplay && 3055 mode->vdisplay == m->vdisplay && 3056 drm_mode_vrefresh(mode) == drm_mode_vrefresh(m)) 3057 return false; /* duplicated */ 3058 if (mode->hdisplay <= m->hdisplay && 3059 mode->vdisplay <= m->vdisplay) 3060 ok = true; 3061 } 3062 return ok; 3063 } 3064 3065 static int 3066 drm_dmt_modes_for_range(struct drm_connector *connector, const struct edid *edid, 3067 const struct detailed_timing *timing) 3068 { 3069 int i, modes = 0; 3070 struct drm_display_mode *newmode; 3071 struct drm_device *dev = connector->dev; 3072 3073 for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) { 3074 if (mode_in_range(drm_dmt_modes + i, edid, timing) && 3075 valid_inferred_mode(connector, drm_dmt_modes + i)) { 3076 newmode = drm_mode_duplicate(dev, &drm_dmt_modes[i]); 3077 if (newmode) { 3078 drm_mode_probed_add(connector, newmode); 3079 modes++; 3080 } 3081 } 3082 } 3083 3084 return modes; 3085 } 3086 3087 /* fix up 1366x768 mode from 1368x768; 3088 * GFT/CVT can't express 1366 width which isn't dividable by 8 3089 */ 3090 void drm_mode_fixup_1366x768(struct drm_display_mode *mode) 3091 { 3092 if (mode->hdisplay == 1368 && mode->vdisplay == 768) { 3093 mode->hdisplay = 1366; 3094 mode->hsync_start--; 3095 mode->hsync_end--; 3096 drm_mode_set_name(mode); 3097 } 3098 } 3099 3100 static int 3101 drm_gtf_modes_for_range(struct drm_connector *connector, const struct edid *edid, 3102 const struct detailed_timing *timing) 3103 { 3104 int i, modes = 0; 3105 struct drm_display_mode *newmode; 3106 struct drm_device *dev = connector->dev; 3107 3108 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) { 3109 const struct minimode *m = &extra_modes[i]; 3110 3111 newmode = drm_gtf_mode(dev, m->w, m->h, m->r, 0, 0); 3112 if (!newmode) 3113 return modes; 3114 3115 drm_mode_fixup_1366x768(newmode); 3116 if (!mode_in_range(newmode, edid, timing) || 3117 !valid_inferred_mode(connector, newmode)) { 3118 drm_mode_destroy(dev, newmode); 3119 continue; 3120 } 3121 3122 drm_mode_probed_add(connector, newmode); 3123 modes++; 3124 } 3125 3126 return modes; 3127 } 3128 3129 static int 3130 drm_cvt_modes_for_range(struct drm_connector *connector, const struct edid *edid, 3131 const struct detailed_timing *timing) 3132 { 3133 int i, modes = 0; 3134 struct drm_display_mode *newmode; 3135 struct drm_device *dev = connector->dev; 3136 bool rb = drm_monitor_supports_rb(edid); 3137 3138 for (i = 0; i < ARRAY_SIZE(extra_modes); i++) { 3139 const struct minimode *m = &extra_modes[i]; 3140 3141 newmode = drm_cvt_mode(dev, m->w, m->h, m->r, rb, 0, 0); 3142 if (!newmode) 3143 return modes; 3144 3145 drm_mode_fixup_1366x768(newmode); 3146 if (!mode_in_range(newmode, edid, timing) || 3147 !valid_inferred_mode(connector, newmode)) { 3148 drm_mode_destroy(dev, newmode); 3149 continue; 3150 } 3151 3152 drm_mode_probed_add(connector, newmode); 3153 modes++; 3154 } 3155 3156 return modes; 3157 } 3158 3159 static void 3160 do_inferred_modes(const struct detailed_timing *timing, void *c) 3161 { 3162 struct detailed_mode_closure *closure = c; 3163 const struct detailed_non_pixel *data = &timing->data.other_data; 3164 const struct detailed_data_monitor_range *range = &data->data.range; 3165 3166 if (!is_display_descriptor(timing, EDID_DETAIL_MONITOR_RANGE)) 3167 return; 3168 3169 closure->modes += drm_dmt_modes_for_range(closure->connector, 3170 closure->edid, 3171 timing); 3172 3173 if (!version_greater(closure->edid, 1, 1)) 3174 return; /* GTF not defined yet */ 3175 3176 switch (range->flags) { 3177 case 0x02: /* secondary gtf, XXX could do more */ 3178 case 0x00: /* default gtf */ 3179 closure->modes += drm_gtf_modes_for_range(closure->connector, 3180 closure->edid, 3181 timing); 3182 break; 3183 case 0x04: /* cvt, only in 1.4+ */ 3184 if (!version_greater(closure->edid, 1, 3)) 3185 break; 3186 3187 closure->modes += drm_cvt_modes_for_range(closure->connector, 3188 closure->edid, 3189 timing); 3190 break; 3191 case 0x01: /* just the ranges, no formula */ 3192 default: 3193 break; 3194 } 3195 } 3196 3197 static int 3198 add_inferred_modes(struct drm_connector *connector, const struct edid *edid) 3199 { 3200 struct detailed_mode_closure closure = { 3201 .connector = connector, 3202 .edid = edid, 3203 }; 3204 3205 if (version_greater(edid, 1, 0)) 3206 drm_for_each_detailed_block(edid, do_inferred_modes, &closure); 3207 3208 return closure.modes; 3209 } 3210 3211 static int 3212 drm_est3_modes(struct drm_connector *connector, const struct detailed_timing *timing) 3213 { 3214 int i, j, m, modes = 0; 3215 struct drm_display_mode *mode; 3216 const u8 *est = ((const u8 *)timing) + 6; 3217 3218 for (i = 0; i < 6; i++) { 3219 for (j = 7; j >= 0; j--) { 3220 m = (i * 8) + (7 - j); 3221 if (m >= ARRAY_SIZE(est3_modes)) 3222 break; 3223 if (est[i] & (1 << j)) { 3224 mode = drm_mode_find_dmt(connector->dev, 3225 est3_modes[m].w, 3226 est3_modes[m].h, 3227 est3_modes[m].r, 3228 est3_modes[m].rb); 3229 if (mode) { 3230 drm_mode_probed_add(connector, mode); 3231 modes++; 3232 } 3233 } 3234 } 3235 } 3236 3237 return modes; 3238 } 3239 3240 static void 3241 do_established_modes(const struct detailed_timing *timing, void *c) 3242 { 3243 struct detailed_mode_closure *closure = c; 3244 3245 if (!is_display_descriptor(timing, EDID_DETAIL_EST_TIMINGS)) 3246 return; 3247 3248 closure->modes += drm_est3_modes(closure->connector, timing); 3249 } 3250 3251 /** 3252 * add_established_modes - get est. modes from EDID and add them 3253 * @connector: connector to add mode(s) to 3254 * @edid: EDID block to scan 3255 * 3256 * Each EDID block contains a bitmap of the supported "established modes" list 3257 * (defined above). Tease them out and add them to the global modes list. 3258 */ 3259 static int 3260 add_established_modes(struct drm_connector *connector, const struct edid *edid) 3261 { 3262 struct drm_device *dev = connector->dev; 3263 unsigned long est_bits = edid->established_timings.t1 | 3264 (edid->established_timings.t2 << 8) | 3265 ((edid->established_timings.mfg_rsvd & 0x80) << 9); 3266 int i, modes = 0; 3267 struct detailed_mode_closure closure = { 3268 .connector = connector, 3269 .edid = edid, 3270 }; 3271 3272 for (i = 0; i <= EDID_EST_TIMINGS; i++) { 3273 if (est_bits & (1<<i)) { 3274 struct drm_display_mode *newmode; 3275 3276 newmode = drm_mode_duplicate(dev, &edid_est_modes[i]); 3277 if (newmode) { 3278 drm_mode_probed_add(connector, newmode); 3279 modes++; 3280 } 3281 } 3282 } 3283 3284 if (version_greater(edid, 1, 0)) 3285 drm_for_each_detailed_block(edid, do_established_modes, 3286 &closure); 3287 3288 return modes + closure.modes; 3289 } 3290 3291 static void 3292 do_standard_modes(const struct detailed_timing *timing, void *c) 3293 { 3294 struct detailed_mode_closure *closure = c; 3295 const struct detailed_non_pixel *data = &timing->data.other_data; 3296 struct drm_connector *connector = closure->connector; 3297 const struct edid *edid = closure->edid; 3298 int i; 3299 3300 if (!is_display_descriptor(timing, EDID_DETAIL_STD_MODES)) 3301 return; 3302 3303 for (i = 0; i < 6; i++) { 3304 const struct std_timing *std = &data->data.timings[i]; 3305 struct drm_display_mode *newmode; 3306 3307 newmode = drm_mode_std(connector, edid, std); 3308 if (newmode) { 3309 drm_mode_probed_add(connector, newmode); 3310 closure->modes++; 3311 } 3312 } 3313 } 3314 3315 /** 3316 * add_standard_modes - get std. modes from EDID and add them 3317 * @connector: connector to add mode(s) to 3318 * @edid: EDID block to scan 3319 * 3320 * Standard modes can be calculated using the appropriate standard (DMT, 3321 * GTF or CVT. Grab them from @edid and add them to the list. 3322 */ 3323 static int 3324 add_standard_modes(struct drm_connector *connector, const struct edid *edid) 3325 { 3326 int i, modes = 0; 3327 struct detailed_mode_closure closure = { 3328 .connector = connector, 3329 .edid = edid, 3330 }; 3331 3332 for (i = 0; i < EDID_STD_TIMINGS; i++) { 3333 struct drm_display_mode *newmode; 3334 3335 newmode = drm_mode_std(connector, edid, 3336 &edid->standard_timings[i]); 3337 if (newmode) { 3338 drm_mode_probed_add(connector, newmode); 3339 modes++; 3340 } 3341 } 3342 3343 if (version_greater(edid, 1, 0)) 3344 drm_for_each_detailed_block(edid, do_standard_modes, 3345 &closure); 3346 3347 /* XXX should also look for standard codes in VTB blocks */ 3348 3349 return modes + closure.modes; 3350 } 3351 3352 static int drm_cvt_modes(struct drm_connector *connector, 3353 const struct detailed_timing *timing) 3354 { 3355 int i, j, modes = 0; 3356 struct drm_display_mode *newmode; 3357 struct drm_device *dev = connector->dev; 3358 const struct cvt_timing *cvt; 3359 const int rates[] = { 60, 85, 75, 60, 50 }; 3360 const u8 empty[3] = { 0, 0, 0 }; 3361 3362 for (i = 0; i < 4; i++) { 3363 int width, height; 3364 3365 cvt = &(timing->data.other_data.data.cvt[i]); 3366 3367 if (!memcmp(cvt->code, empty, 3)) 3368 continue; 3369 3370 height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2; 3371 switch (cvt->code[1] & 0x0c) { 3372 /* default - because compiler doesn't see that we've enumerated all cases */ 3373 default: 3374 case 0x00: 3375 width = height * 4 / 3; 3376 break; 3377 case 0x04: 3378 width = height * 16 / 9; 3379 break; 3380 case 0x08: 3381 width = height * 16 / 10; 3382 break; 3383 case 0x0c: 3384 width = height * 15 / 9; 3385 break; 3386 } 3387 3388 for (j = 1; j < 5; j++) { 3389 if (cvt->code[2] & (1 << j)) { 3390 newmode = drm_cvt_mode(dev, width, height, 3391 rates[j], j == 0, 3392 false, false); 3393 if (newmode) { 3394 drm_mode_probed_add(connector, newmode); 3395 modes++; 3396 } 3397 } 3398 } 3399 } 3400 3401 return modes; 3402 } 3403 3404 static void 3405 do_cvt_mode(const struct detailed_timing *timing, void *c) 3406 { 3407 struct detailed_mode_closure *closure = c; 3408 3409 if (!is_display_descriptor(timing, EDID_DETAIL_CVT_3BYTE)) 3410 return; 3411 3412 closure->modes += drm_cvt_modes(closure->connector, timing); 3413 } 3414 3415 static int 3416 add_cvt_modes(struct drm_connector *connector, const struct edid *edid) 3417 { 3418 struct detailed_mode_closure closure = { 3419 .connector = connector, 3420 .edid = edid, 3421 }; 3422 3423 if (version_greater(edid, 1, 2)) 3424 drm_for_each_detailed_block(edid, do_cvt_mode, &closure); 3425 3426 /* XXX should also look for CVT codes in VTB blocks */ 3427 3428 return closure.modes; 3429 } 3430 3431 static void fixup_detailed_cea_mode_clock(struct drm_display_mode *mode); 3432 3433 static void 3434 do_detailed_mode(const struct detailed_timing *timing, void *c) 3435 { 3436 struct detailed_mode_closure *closure = c; 3437 struct drm_display_mode *newmode; 3438 3439 if (!is_detailed_timing_descriptor(timing)) 3440 return; 3441 3442 newmode = drm_mode_detailed(closure->connector->dev, 3443 closure->edid, timing, 3444 closure->quirks); 3445 if (!newmode) 3446 return; 3447 3448 if (closure->preferred) 3449 newmode->type |= DRM_MODE_TYPE_PREFERRED; 3450 3451 /* 3452 * Detailed modes are limited to 10kHz pixel clock resolution, 3453 * so fix up anything that looks like CEA/HDMI mode, but the clock 3454 * is just slightly off. 3455 */ 3456 fixup_detailed_cea_mode_clock(newmode); 3457 3458 drm_mode_probed_add(closure->connector, newmode); 3459 closure->modes++; 3460 closure->preferred = false; 3461 } 3462 3463 /* 3464 * add_detailed_modes - Add modes from detailed timings 3465 * @connector: attached connector 3466 * @edid: EDID block to scan 3467 * @quirks: quirks to apply 3468 */ 3469 static int 3470 add_detailed_modes(struct drm_connector *connector, const struct edid *edid, 3471 u32 quirks) 3472 { 3473 struct detailed_mode_closure closure = { 3474 .connector = connector, 3475 .edid = edid, 3476 .preferred = true, 3477 .quirks = quirks, 3478 }; 3479 3480 if (closure.preferred && !version_greater(edid, 1, 3)) 3481 closure.preferred = 3482 (edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING); 3483 3484 drm_for_each_detailed_block(edid, do_detailed_mode, &closure); 3485 3486 return closure.modes; 3487 } 3488 3489 #define AUDIO_BLOCK 0x01 3490 #define VIDEO_BLOCK 0x02 3491 #define VENDOR_BLOCK 0x03 3492 #define SPEAKER_BLOCK 0x04 3493 #define HDR_STATIC_METADATA_BLOCK 0x6 3494 #define USE_EXTENDED_TAG 0x07 3495 #define EXT_VIDEO_CAPABILITY_BLOCK 0x00 3496 #define EXT_VIDEO_DATA_BLOCK_420 0x0E 3497 #define EXT_VIDEO_CAP_BLOCK_Y420CMDB 0x0F 3498 #define EDID_BASIC_AUDIO (1 << 6) 3499 #define EDID_CEA_YCRCB444 (1 << 5) 3500 #define EDID_CEA_YCRCB422 (1 << 4) 3501 #define EDID_CEA_VCDB_QS (1 << 6) 3502 3503 /* 3504 * Search EDID for CEA extension block. 3505 */ 3506 const u8 *drm_find_edid_extension(const struct edid *edid, 3507 int ext_id, int *ext_index) 3508 { 3509 const u8 *edid_ext = NULL; 3510 int i; 3511 3512 /* No EDID or EDID extensions */ 3513 if (!edid || !edid_extension_block_count(edid)) 3514 return NULL; 3515 3516 /* Find CEA extension */ 3517 for (i = *ext_index; i < edid_extension_block_count(edid); i++) { 3518 edid_ext = edid_extension_block_data(edid, i); 3519 if (edid_block_tag(edid_ext) == ext_id) 3520 break; 3521 } 3522 3523 if (i >= edid_extension_block_count(edid)) 3524 return NULL; 3525 3526 *ext_index = i + 1; 3527 3528 return edid_ext; 3529 } 3530 3531 static const u8 *drm_find_cea_extension(const struct edid *edid) 3532 { 3533 const struct displayid_block *block; 3534 struct displayid_iter iter; 3535 const u8 *cea; 3536 int ext_index = 0; 3537 3538 /* Look for a top level CEA extension block */ 3539 /* FIXME: make callers iterate through multiple CEA ext blocks? */ 3540 cea = drm_find_edid_extension(edid, CEA_EXT, &ext_index); 3541 if (cea) 3542 return cea; 3543 3544 /* CEA blocks can also be found embedded in a DisplayID block */ 3545 displayid_iter_edid_begin(edid, &iter); 3546 displayid_iter_for_each(block, &iter) { 3547 if (block->tag == DATA_BLOCK_CTA) { 3548 cea = (const u8 *)block; 3549 break; 3550 } 3551 } 3552 displayid_iter_end(&iter); 3553 3554 return cea; 3555 } 3556 3557 static __always_inline const struct drm_display_mode *cea_mode_for_vic(u8 vic) 3558 { 3559 BUILD_BUG_ON(1 + ARRAY_SIZE(edid_cea_modes_1) - 1 != 127); 3560 BUILD_BUG_ON(193 + ARRAY_SIZE(edid_cea_modes_193) - 1 != 219); 3561 3562 if (vic >= 1 && vic < 1 + ARRAY_SIZE(edid_cea_modes_1)) 3563 return &edid_cea_modes_1[vic - 1]; 3564 if (vic >= 193 && vic < 193 + ARRAY_SIZE(edid_cea_modes_193)) 3565 return &edid_cea_modes_193[vic - 193]; 3566 return NULL; 3567 } 3568 3569 static u8 cea_num_vics(void) 3570 { 3571 return 193 + ARRAY_SIZE(edid_cea_modes_193); 3572 } 3573 3574 static u8 cea_next_vic(u8 vic) 3575 { 3576 if (++vic == 1 + ARRAY_SIZE(edid_cea_modes_1)) 3577 vic = 193; 3578 return vic; 3579 } 3580 3581 /* 3582 * Calculate the alternate clock for the CEA mode 3583 * (60Hz vs. 59.94Hz etc.) 3584 */ 3585 static unsigned int 3586 cea_mode_alternate_clock(const struct drm_display_mode *cea_mode) 3587 { 3588 unsigned int clock = cea_mode->clock; 3589 3590 if (drm_mode_vrefresh(cea_mode) % 6 != 0) 3591 return clock; 3592 3593 /* 3594 * edid_cea_modes contains the 59.94Hz 3595 * variant for 240 and 480 line modes, 3596 * and the 60Hz variant otherwise. 3597 */ 3598 if (cea_mode->vdisplay == 240 || cea_mode->vdisplay == 480) 3599 clock = DIV_ROUND_CLOSEST(clock * 1001, 1000); 3600 else 3601 clock = DIV_ROUND_CLOSEST(clock * 1000, 1001); 3602 3603 return clock; 3604 } 3605 3606 static bool 3607 cea_mode_alternate_timings(u8 vic, struct drm_display_mode *mode) 3608 { 3609 /* 3610 * For certain VICs the spec allows the vertical 3611 * front porch to vary by one or two lines. 3612 * 3613 * cea_modes[] stores the variant with the shortest 3614 * vertical front porch. We can adjust the mode to 3615 * get the other variants by simply increasing the 3616 * vertical front porch length. 3617 */ 3618 BUILD_BUG_ON(cea_mode_for_vic(8)->vtotal != 262 || 3619 cea_mode_for_vic(9)->vtotal != 262 || 3620 cea_mode_for_vic(12)->vtotal != 262 || 3621 cea_mode_for_vic(13)->vtotal != 262 || 3622 cea_mode_for_vic(23)->vtotal != 312 || 3623 cea_mode_for_vic(24)->vtotal != 312 || 3624 cea_mode_for_vic(27)->vtotal != 312 || 3625 cea_mode_for_vic(28)->vtotal != 312); 3626 3627 if (((vic == 8 || vic == 9 || 3628 vic == 12 || vic == 13) && mode->vtotal < 263) || 3629 ((vic == 23 || vic == 24 || 3630 vic == 27 || vic == 28) && mode->vtotal < 314)) { 3631 mode->vsync_start++; 3632 mode->vsync_end++; 3633 mode->vtotal++; 3634 3635 return true; 3636 } 3637 3638 return false; 3639 } 3640 3641 static u8 drm_match_cea_mode_clock_tolerance(const struct drm_display_mode *to_match, 3642 unsigned int clock_tolerance) 3643 { 3644 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS; 3645 u8 vic; 3646 3647 if (!to_match->clock) 3648 return 0; 3649 3650 if (to_match->picture_aspect_ratio) 3651 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO; 3652 3653 for (vic = 1; vic < cea_num_vics(); vic = cea_next_vic(vic)) { 3654 struct drm_display_mode cea_mode; 3655 unsigned int clock1, clock2; 3656 3657 drm_mode_init(&cea_mode, cea_mode_for_vic(vic)); 3658 3659 /* Check both 60Hz and 59.94Hz */ 3660 clock1 = cea_mode.clock; 3661 clock2 = cea_mode_alternate_clock(&cea_mode); 3662 3663 if (abs(to_match->clock - clock1) > clock_tolerance && 3664 abs(to_match->clock - clock2) > clock_tolerance) 3665 continue; 3666 3667 do { 3668 if (drm_mode_match(to_match, &cea_mode, match_flags)) 3669 return vic; 3670 } while (cea_mode_alternate_timings(vic, &cea_mode)); 3671 } 3672 3673 return 0; 3674 } 3675 3676 /** 3677 * drm_match_cea_mode - look for a CEA mode matching given mode 3678 * @to_match: display mode 3679 * 3680 * Return: The CEA Video ID (VIC) of the mode or 0 if it isn't a CEA-861 3681 * mode. 3682 */ 3683 u8 drm_match_cea_mode(const struct drm_display_mode *to_match) 3684 { 3685 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS; 3686 u8 vic; 3687 3688 if (!to_match->clock) 3689 return 0; 3690 3691 if (to_match->picture_aspect_ratio) 3692 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO; 3693 3694 for (vic = 1; vic < cea_num_vics(); vic = cea_next_vic(vic)) { 3695 struct drm_display_mode cea_mode; 3696 unsigned int clock1, clock2; 3697 3698 drm_mode_init(&cea_mode, cea_mode_for_vic(vic)); 3699 3700 /* Check both 60Hz and 59.94Hz */ 3701 clock1 = cea_mode.clock; 3702 clock2 = cea_mode_alternate_clock(&cea_mode); 3703 3704 if (KHZ2PICOS(to_match->clock) != KHZ2PICOS(clock1) && 3705 KHZ2PICOS(to_match->clock) != KHZ2PICOS(clock2)) 3706 continue; 3707 3708 do { 3709 if (drm_mode_match(to_match, &cea_mode, match_flags)) 3710 return vic; 3711 } while (cea_mode_alternate_timings(vic, &cea_mode)); 3712 } 3713 3714 return 0; 3715 } 3716 EXPORT_SYMBOL(drm_match_cea_mode); 3717 3718 static bool drm_valid_cea_vic(u8 vic) 3719 { 3720 return cea_mode_for_vic(vic) != NULL; 3721 } 3722 3723 static enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code) 3724 { 3725 const struct drm_display_mode *mode = cea_mode_for_vic(video_code); 3726 3727 if (mode) 3728 return mode->picture_aspect_ratio; 3729 3730 return HDMI_PICTURE_ASPECT_NONE; 3731 } 3732 3733 static enum hdmi_picture_aspect drm_get_hdmi_aspect_ratio(const u8 video_code) 3734 { 3735 return edid_4k_modes[video_code].picture_aspect_ratio; 3736 } 3737 3738 /* 3739 * Calculate the alternate clock for HDMI modes (those from the HDMI vendor 3740 * specific block). 3741 */ 3742 static unsigned int 3743 hdmi_mode_alternate_clock(const struct drm_display_mode *hdmi_mode) 3744 { 3745 return cea_mode_alternate_clock(hdmi_mode); 3746 } 3747 3748 static u8 drm_match_hdmi_mode_clock_tolerance(const struct drm_display_mode *to_match, 3749 unsigned int clock_tolerance) 3750 { 3751 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS; 3752 u8 vic; 3753 3754 if (!to_match->clock) 3755 return 0; 3756 3757 if (to_match->picture_aspect_ratio) 3758 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO; 3759 3760 for (vic = 1; vic < ARRAY_SIZE(edid_4k_modes); vic++) { 3761 const struct drm_display_mode *hdmi_mode = &edid_4k_modes[vic]; 3762 unsigned int clock1, clock2; 3763 3764 /* Make sure to also match alternate clocks */ 3765 clock1 = hdmi_mode->clock; 3766 clock2 = hdmi_mode_alternate_clock(hdmi_mode); 3767 3768 if (abs(to_match->clock - clock1) > clock_tolerance && 3769 abs(to_match->clock - clock2) > clock_tolerance) 3770 continue; 3771 3772 if (drm_mode_match(to_match, hdmi_mode, match_flags)) 3773 return vic; 3774 } 3775 3776 return 0; 3777 } 3778 3779 /* 3780 * drm_match_hdmi_mode - look for a HDMI mode matching given mode 3781 * @to_match: display mode 3782 * 3783 * An HDMI mode is one defined in the HDMI vendor specific block. 3784 * 3785 * Returns the HDMI Video ID (VIC) of the mode or 0 if it isn't one. 3786 */ 3787 static u8 drm_match_hdmi_mode(const struct drm_display_mode *to_match) 3788 { 3789 unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS; 3790 u8 vic; 3791 3792 if (!to_match->clock) 3793 return 0; 3794 3795 if (to_match->picture_aspect_ratio) 3796 match_flags |= DRM_MODE_MATCH_ASPECT_RATIO; 3797 3798 for (vic = 1; vic < ARRAY_SIZE(edid_4k_modes); vic++) { 3799 const struct drm_display_mode *hdmi_mode = &edid_4k_modes[vic]; 3800 unsigned int clock1, clock2; 3801 3802 /* Make sure to also match alternate clocks */ 3803 clock1 = hdmi_mode->clock; 3804 clock2 = hdmi_mode_alternate_clock(hdmi_mode); 3805 3806 if ((KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock1) || 3807 KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock2)) && 3808 drm_mode_match(to_match, hdmi_mode, match_flags)) 3809 return vic; 3810 } 3811 return 0; 3812 } 3813 3814 static bool drm_valid_hdmi_vic(u8 vic) 3815 { 3816 return vic > 0 && vic < ARRAY_SIZE(edid_4k_modes); 3817 } 3818 3819 static int 3820 add_alternate_cea_modes(struct drm_connector *connector, const struct edid *edid) 3821 { 3822 struct drm_device *dev = connector->dev; 3823 struct drm_display_mode *mode, *tmp; 3824 LIST_HEAD(list); 3825 int modes = 0; 3826 3827 /* Don't add CEA modes if the CEA extension block is missing */ 3828 if (!drm_find_cea_extension(edid)) 3829 return 0; 3830 3831 /* 3832 * Go through all probed modes and create a new mode 3833 * with the alternate clock for certain CEA modes. 3834 */ 3835 list_for_each_entry(mode, &connector->probed_modes, head) { 3836 const struct drm_display_mode *cea_mode = NULL; 3837 struct drm_display_mode *newmode; 3838 u8 vic = drm_match_cea_mode(mode); 3839 unsigned int clock1, clock2; 3840 3841 if (drm_valid_cea_vic(vic)) { 3842 cea_mode = cea_mode_for_vic(vic); 3843 clock2 = cea_mode_alternate_clock(cea_mode); 3844 } else { 3845 vic = drm_match_hdmi_mode(mode); 3846 if (drm_valid_hdmi_vic(vic)) { 3847 cea_mode = &edid_4k_modes[vic]; 3848 clock2 = hdmi_mode_alternate_clock(cea_mode); 3849 } 3850 } 3851 3852 if (!cea_mode) 3853 continue; 3854 3855 clock1 = cea_mode->clock; 3856 3857 if (clock1 == clock2) 3858 continue; 3859 3860 if (mode->clock != clock1 && mode->clock != clock2) 3861 continue; 3862 3863 newmode = drm_mode_duplicate(dev, cea_mode); 3864 if (!newmode) 3865 continue; 3866 3867 /* Carry over the stereo flags */ 3868 newmode->flags |= mode->flags & DRM_MODE_FLAG_3D_MASK; 3869 3870 /* 3871 * The current mode could be either variant. Make 3872 * sure to pick the "other" clock for the new mode. 3873 */ 3874 if (mode->clock != clock1) 3875 newmode->clock = clock1; 3876 else 3877 newmode->clock = clock2; 3878 3879 list_add_tail(&newmode->head, &list); 3880 } 3881 3882 list_for_each_entry_safe(mode, tmp, &list, head) { 3883 list_del(&mode->head); 3884 drm_mode_probed_add(connector, mode); 3885 modes++; 3886 } 3887 3888 return modes; 3889 } 3890 3891 static u8 svd_to_vic(u8 svd) 3892 { 3893 /* 0-6 bit vic, 7th bit native mode indicator */ 3894 if ((svd >= 1 && svd <= 64) || (svd >= 129 && svd <= 192)) 3895 return svd & 127; 3896 3897 return svd; 3898 } 3899 3900 static struct drm_display_mode * 3901 drm_display_mode_from_vic_index(struct drm_connector *connector, 3902 const u8 *video_db, u8 video_len, 3903 u8 video_index) 3904 { 3905 struct drm_device *dev = connector->dev; 3906 struct drm_display_mode *newmode; 3907 u8 vic; 3908 3909 if (video_db == NULL || video_index >= video_len) 3910 return NULL; 3911 3912 /* CEA modes are numbered 1..127 */ 3913 vic = svd_to_vic(video_db[video_index]); 3914 if (!drm_valid_cea_vic(vic)) 3915 return NULL; 3916 3917 newmode = drm_mode_duplicate(dev, cea_mode_for_vic(vic)); 3918 if (!newmode) 3919 return NULL; 3920 3921 return newmode; 3922 } 3923 3924 /* 3925 * do_y420vdb_modes - Parse YCBCR 420 only modes 3926 * @connector: connector corresponding to the HDMI sink 3927 * @svds: start of the data block of CEA YCBCR 420 VDB 3928 * @len: length of the CEA YCBCR 420 VDB 3929 * 3930 * Parse the CEA-861-F YCBCR 420 Video Data Block (Y420VDB) 3931 * which contains modes which can be supported in YCBCR 420 3932 * output format only. 3933 */ 3934 static int do_y420vdb_modes(struct drm_connector *connector, 3935 const u8 *svds, u8 svds_len) 3936 { 3937 int modes = 0, i; 3938 struct drm_device *dev = connector->dev; 3939 struct drm_display_info *info = &connector->display_info; 3940 struct drm_hdmi_info *hdmi = &info->hdmi; 3941 3942 for (i = 0; i < svds_len; i++) { 3943 u8 vic = svd_to_vic(svds[i]); 3944 struct drm_display_mode *newmode; 3945 3946 if (!drm_valid_cea_vic(vic)) 3947 continue; 3948 3949 newmode = drm_mode_duplicate(dev, cea_mode_for_vic(vic)); 3950 if (!newmode) 3951 break; 3952 bitmap_set(hdmi->y420_vdb_modes, vic, 1); 3953 drm_mode_probed_add(connector, newmode); 3954 modes++; 3955 } 3956 3957 if (modes > 0) 3958 info->color_formats |= DRM_COLOR_FORMAT_YCBCR420; 3959 return modes; 3960 } 3961 3962 /* 3963 * drm_add_cmdb_modes - Add a YCBCR 420 mode into bitmap 3964 * @connector: connector corresponding to the HDMI sink 3965 * @vic: CEA vic for the video mode to be added in the map 3966 * 3967 * Makes an entry for a videomode in the YCBCR 420 bitmap 3968 */ 3969 static void 3970 drm_add_cmdb_modes(struct drm_connector *connector, u8 svd) 3971 { 3972 u8 vic = svd_to_vic(svd); 3973 struct drm_hdmi_info *hdmi = &connector->display_info.hdmi; 3974 3975 if (!drm_valid_cea_vic(vic)) 3976 return; 3977 3978 bitmap_set(hdmi->y420_cmdb_modes, vic, 1); 3979 } 3980 3981 /** 3982 * drm_display_mode_from_cea_vic() - return a mode for CEA VIC 3983 * @dev: DRM device 3984 * @video_code: CEA VIC of the mode 3985 * 3986 * Creates a new mode matching the specified CEA VIC. 3987 * 3988 * Returns: A new drm_display_mode on success or NULL on failure 3989 */ 3990 struct drm_display_mode * 3991 drm_display_mode_from_cea_vic(struct drm_device *dev, 3992 u8 video_code) 3993 { 3994 const struct drm_display_mode *cea_mode; 3995 struct drm_display_mode *newmode; 3996 3997 cea_mode = cea_mode_for_vic(video_code); 3998 if (!cea_mode) 3999 return NULL; 4000 4001 newmode = drm_mode_duplicate(dev, cea_mode); 4002 if (!newmode) 4003 return NULL; 4004 4005 return newmode; 4006 } 4007 EXPORT_SYMBOL(drm_display_mode_from_cea_vic); 4008 4009 static int 4010 do_cea_modes(struct drm_connector *connector, const u8 *db, u8 len) 4011 { 4012 int i, modes = 0; 4013 struct drm_hdmi_info *hdmi = &connector->display_info.hdmi; 4014 4015 for (i = 0; i < len; i++) { 4016 struct drm_display_mode *mode; 4017 4018 mode = drm_display_mode_from_vic_index(connector, db, len, i); 4019 if (mode) { 4020 /* 4021 * YCBCR420 capability block contains a bitmap which 4022 * gives the index of CEA modes from CEA VDB, which 4023 * can support YCBCR 420 sampling output also (apart 4024 * from RGB/YCBCR444 etc). 4025 * For example, if the bit 0 in bitmap is set, 4026 * first mode in VDB can support YCBCR420 output too. 4027 * Add YCBCR420 modes only if sink is HDMI 2.0 capable. 4028 */ 4029 if (i < 64 && hdmi->y420_cmdb_map & (1ULL << i)) 4030 drm_add_cmdb_modes(connector, db[i]); 4031 4032 drm_mode_probed_add(connector, mode); 4033 modes++; 4034 } 4035 } 4036 4037 return modes; 4038 } 4039 4040 struct stereo_mandatory_mode { 4041 int width, height, vrefresh; 4042 unsigned int flags; 4043 }; 4044 4045 static const struct stereo_mandatory_mode stereo_mandatory_modes[] = { 4046 { 1920, 1080, 24, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM }, 4047 { 1920, 1080, 24, DRM_MODE_FLAG_3D_FRAME_PACKING }, 4048 { 1920, 1080, 50, 4049 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF }, 4050 { 1920, 1080, 60, 4051 DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF }, 4052 { 1280, 720, 50, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM }, 4053 { 1280, 720, 50, DRM_MODE_FLAG_3D_FRAME_PACKING }, 4054 { 1280, 720, 60, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM }, 4055 { 1280, 720, 60, DRM_MODE_FLAG_3D_FRAME_PACKING } 4056 }; 4057 4058 static bool 4059 stereo_match_mandatory(const struct drm_display_mode *mode, 4060 const struct stereo_mandatory_mode *stereo_mode) 4061 { 4062 unsigned int interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE; 4063 4064 return mode->hdisplay == stereo_mode->width && 4065 mode->vdisplay == stereo_mode->height && 4066 interlaced == (stereo_mode->flags & DRM_MODE_FLAG_INTERLACE) && 4067 drm_mode_vrefresh(mode) == stereo_mode->vrefresh; 4068 } 4069 4070 static int add_hdmi_mandatory_stereo_modes(struct drm_connector *connector) 4071 { 4072 struct drm_device *dev = connector->dev; 4073 const struct drm_display_mode *mode; 4074 struct list_head stereo_modes; 4075 int modes = 0, i; 4076 4077 INIT_LIST_HEAD(&stereo_modes); 4078 4079 list_for_each_entry(mode, &connector->probed_modes, head) { 4080 for (i = 0; i < ARRAY_SIZE(stereo_mandatory_modes); i++) { 4081 const struct stereo_mandatory_mode *mandatory; 4082 struct drm_display_mode *new_mode; 4083 4084 if (!stereo_match_mandatory(mode, 4085 &stereo_mandatory_modes[i])) 4086 continue; 4087 4088 mandatory = &stereo_mandatory_modes[i]; 4089 new_mode = drm_mode_duplicate(dev, mode); 4090 if (!new_mode) 4091 continue; 4092 4093 new_mode->flags |= mandatory->flags; 4094 list_add_tail(&new_mode->head, &stereo_modes); 4095 modes++; 4096 } 4097 } 4098 4099 list_splice_tail(&stereo_modes, &connector->probed_modes); 4100 4101 return modes; 4102 } 4103 4104 static int add_hdmi_mode(struct drm_connector *connector, u8 vic) 4105 { 4106 struct drm_device *dev = connector->dev; 4107 struct drm_display_mode *newmode; 4108 4109 if (!drm_valid_hdmi_vic(vic)) { 4110 DRM_ERROR("Unknown HDMI VIC: %d\n", vic); 4111 return 0; 4112 } 4113 4114 newmode = drm_mode_duplicate(dev, &edid_4k_modes[vic]); 4115 if (!newmode) 4116 return 0; 4117 4118 drm_mode_probed_add(connector, newmode); 4119 4120 return 1; 4121 } 4122 4123 static int add_3d_struct_modes(struct drm_connector *connector, u16 structure, 4124 const u8 *video_db, u8 video_len, u8 video_index) 4125 { 4126 struct drm_display_mode *newmode; 4127 int modes = 0; 4128 4129 if (structure & (1 << 0)) { 4130 newmode = drm_display_mode_from_vic_index(connector, video_db, 4131 video_len, 4132 video_index); 4133 if (newmode) { 4134 newmode->flags |= DRM_MODE_FLAG_3D_FRAME_PACKING; 4135 drm_mode_probed_add(connector, newmode); 4136 modes++; 4137 } 4138 } 4139 if (structure & (1 << 6)) { 4140 newmode = drm_display_mode_from_vic_index(connector, video_db, 4141 video_len, 4142 video_index); 4143 if (newmode) { 4144 newmode->flags |= DRM_MODE_FLAG_3D_TOP_AND_BOTTOM; 4145 drm_mode_probed_add(connector, newmode); 4146 modes++; 4147 } 4148 } 4149 if (structure & (1 << 8)) { 4150 newmode = drm_display_mode_from_vic_index(connector, video_db, 4151 video_len, 4152 video_index); 4153 if (newmode) { 4154 newmode->flags |= DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF; 4155 drm_mode_probed_add(connector, newmode); 4156 modes++; 4157 } 4158 } 4159 4160 return modes; 4161 } 4162 4163 /* 4164 * do_hdmi_vsdb_modes - Parse the HDMI Vendor Specific data block 4165 * @connector: connector corresponding to the HDMI sink 4166 * @db: start of the CEA vendor specific block 4167 * @len: length of the CEA block payload, ie. one can access up to db[len] 4168 * 4169 * Parses the HDMI VSDB looking for modes to add to @connector. This function 4170 * also adds the stereo 3d modes when applicable. 4171 */ 4172 static int 4173 do_hdmi_vsdb_modes(struct drm_connector *connector, const u8 *db, u8 len, 4174 const u8 *video_db, u8 video_len) 4175 { 4176 struct drm_display_info *info = &connector->display_info; 4177 int modes = 0, offset = 0, i, multi_present = 0, multi_len; 4178 u8 vic_len, hdmi_3d_len = 0; 4179 u16 mask; 4180 u16 structure_all; 4181 4182 if (len < 8) 4183 goto out; 4184 4185 /* no HDMI_Video_Present */ 4186 if (!(db[8] & (1 << 5))) 4187 goto out; 4188 4189 /* Latency_Fields_Present */ 4190 if (db[8] & (1 << 7)) 4191 offset += 2; 4192 4193 /* I_Latency_Fields_Present */ 4194 if (db[8] & (1 << 6)) 4195 offset += 2; 4196 4197 /* the declared length is not long enough for the 2 first bytes 4198 * of additional video format capabilities */ 4199 if (len < (8 + offset + 2)) 4200 goto out; 4201 4202 /* 3D_Present */ 4203 offset++; 4204 if (db[8 + offset] & (1 << 7)) { 4205 modes += add_hdmi_mandatory_stereo_modes(connector); 4206 4207 /* 3D_Multi_present */ 4208 multi_present = (db[8 + offset] & 0x60) >> 5; 4209 } 4210 4211 offset++; 4212 vic_len = db[8 + offset] >> 5; 4213 hdmi_3d_len = db[8 + offset] & 0x1f; 4214 4215 for (i = 0; i < vic_len && len >= (9 + offset + i); i++) { 4216 u8 vic; 4217 4218 vic = db[9 + offset + i]; 4219 modes += add_hdmi_mode(connector, vic); 4220 } 4221 offset += 1 + vic_len; 4222 4223 if (multi_present == 1) 4224 multi_len = 2; 4225 else if (multi_present == 2) 4226 multi_len = 4; 4227 else 4228 multi_len = 0; 4229 4230 if (len < (8 + offset + hdmi_3d_len - 1)) 4231 goto out; 4232 4233 if (hdmi_3d_len < multi_len) 4234 goto out; 4235 4236 if (multi_present == 1 || multi_present == 2) { 4237 /* 3D_Structure_ALL */ 4238 structure_all = (db[8 + offset] << 8) | db[9 + offset]; 4239 4240 /* check if 3D_MASK is present */ 4241 if (multi_present == 2) 4242 mask = (db[10 + offset] << 8) | db[11 + offset]; 4243 else 4244 mask = 0xffff; 4245 4246 for (i = 0; i < 16; i++) { 4247 if (mask & (1 << i)) 4248 modes += add_3d_struct_modes(connector, 4249 structure_all, 4250 video_db, 4251 video_len, i); 4252 } 4253 } 4254 4255 offset += multi_len; 4256 4257 for (i = 0; i < (hdmi_3d_len - multi_len); i++) { 4258 int vic_index; 4259 struct drm_display_mode *newmode = NULL; 4260 unsigned int newflag = 0; 4261 bool detail_present; 4262 4263 detail_present = ((db[8 + offset + i] & 0x0f) > 7); 4264 4265 if (detail_present && (i + 1 == hdmi_3d_len - multi_len)) 4266 break; 4267 4268 /* 2D_VIC_order_X */ 4269 vic_index = db[8 + offset + i] >> 4; 4270 4271 /* 3D_Structure_X */ 4272 switch (db[8 + offset + i] & 0x0f) { 4273 case 0: 4274 newflag = DRM_MODE_FLAG_3D_FRAME_PACKING; 4275 break; 4276 case 6: 4277 newflag = DRM_MODE_FLAG_3D_TOP_AND_BOTTOM; 4278 break; 4279 case 8: 4280 /* 3D_Detail_X */ 4281 if ((db[9 + offset + i] >> 4) == 1) 4282 newflag = DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF; 4283 break; 4284 } 4285 4286 if (newflag != 0) { 4287 newmode = drm_display_mode_from_vic_index(connector, 4288 video_db, 4289 video_len, 4290 vic_index); 4291 4292 if (newmode) { 4293 newmode->flags |= newflag; 4294 drm_mode_probed_add(connector, newmode); 4295 modes++; 4296 } 4297 } 4298 4299 if (detail_present) 4300 i++; 4301 } 4302 4303 out: 4304 if (modes > 0) 4305 info->has_hdmi_infoframe = true; 4306 return modes; 4307 } 4308 4309 static int 4310 cea_db_payload_len(const u8 *db) 4311 { 4312 return db[0] & 0x1f; 4313 } 4314 4315 static int 4316 cea_db_extended_tag(const u8 *db) 4317 { 4318 return db[1]; 4319 } 4320 4321 static int 4322 cea_db_tag(const u8 *db) 4323 { 4324 return db[0] >> 5; 4325 } 4326 4327 static int 4328 cea_revision(const u8 *cea) 4329 { 4330 /* 4331 * FIXME is this correct for the DispID variant? 4332 * The DispID spec doesn't really specify whether 4333 * this is the revision of the CEA extension or 4334 * the DispID CEA data block. And the only value 4335 * given as an example is 0. 4336 */ 4337 return cea[1]; 4338 } 4339 4340 static int 4341 cea_db_offsets(const u8 *cea, int *start, int *end) 4342 { 4343 /* DisplayID CTA extension blocks and top-level CEA EDID 4344 * block header definitions differ in the following bytes: 4345 * 1) Byte 2 of the header specifies length differently, 4346 * 2) Byte 3 is only present in the CEA top level block. 4347 * 4348 * The different definitions for byte 2 follow. 4349 * 4350 * DisplayID CTA extension block defines byte 2 as: 4351 * Number of payload bytes 4352 * 4353 * CEA EDID block defines byte 2 as: 4354 * Byte number (decimal) within this block where the 18-byte 4355 * DTDs begin. If no non-DTD data is present in this extension 4356 * block, the value should be set to 04h (the byte after next). 4357 * If set to 00h, there are no DTDs present in this block and 4358 * no non-DTD data. 4359 */ 4360 if (cea[0] == DATA_BLOCK_CTA) { 4361 /* 4362 * for_each_displayid_db() has already verified 4363 * that these stay within expected bounds. 4364 */ 4365 *start = 3; 4366 *end = *start + cea[2]; 4367 } else if (cea[0] == CEA_EXT) { 4368 /* Data block offset in CEA extension block */ 4369 *start = 4; 4370 *end = cea[2]; 4371 if (*end == 0) 4372 *end = 127; 4373 if (*end < 4 || *end > 127) 4374 return -ERANGE; 4375 } else { 4376 return -EOPNOTSUPP; 4377 } 4378 4379 return 0; 4380 } 4381 4382 static bool cea_db_is_hdmi_vsdb(const u8 *db) 4383 { 4384 if (cea_db_tag(db) != VENDOR_BLOCK) 4385 return false; 4386 4387 if (cea_db_payload_len(db) < 5) 4388 return false; 4389 4390 return oui(db[3], db[2], db[1]) == HDMI_IEEE_OUI; 4391 } 4392 4393 static bool cea_db_is_hdmi_forum_vsdb(const u8 *db) 4394 { 4395 if (cea_db_tag(db) != VENDOR_BLOCK) 4396 return false; 4397 4398 if (cea_db_payload_len(db) < 7) 4399 return false; 4400 4401 return oui(db[3], db[2], db[1]) == HDMI_FORUM_IEEE_OUI; 4402 } 4403 4404 static bool cea_db_is_microsoft_vsdb(const u8 *db) 4405 { 4406 if (cea_db_tag(db) != VENDOR_BLOCK) 4407 return false; 4408 4409 if (cea_db_payload_len(db) != 21) 4410 return false; 4411 4412 return oui(db[3], db[2], db[1]) == MICROSOFT_IEEE_OUI; 4413 } 4414 4415 static bool cea_db_is_vcdb(const u8 *db) 4416 { 4417 if (cea_db_tag(db) != USE_EXTENDED_TAG) 4418 return false; 4419 4420 if (cea_db_payload_len(db) != 2) 4421 return false; 4422 4423 if (cea_db_extended_tag(db) != EXT_VIDEO_CAPABILITY_BLOCK) 4424 return false; 4425 4426 return true; 4427 } 4428 4429 static bool cea_db_is_y420cmdb(const u8 *db) 4430 { 4431 if (cea_db_tag(db) != USE_EXTENDED_TAG) 4432 return false; 4433 4434 if (!cea_db_payload_len(db)) 4435 return false; 4436 4437 if (cea_db_extended_tag(db) != EXT_VIDEO_CAP_BLOCK_Y420CMDB) 4438 return false; 4439 4440 return true; 4441 } 4442 4443 static bool cea_db_is_y420vdb(const u8 *db) 4444 { 4445 if (cea_db_tag(db) != USE_EXTENDED_TAG) 4446 return false; 4447 4448 if (!cea_db_payload_len(db)) 4449 return false; 4450 4451 if (cea_db_extended_tag(db) != EXT_VIDEO_DATA_BLOCK_420) 4452 return false; 4453 4454 return true; 4455 } 4456 4457 #define for_each_cea_db(cea, i, start, end) \ 4458 for ((i) = (start); (i) < (end) && (i) + cea_db_payload_len(&(cea)[(i)]) < (end); (i) += cea_db_payload_len(&(cea)[(i)]) + 1) 4459 4460 static void drm_parse_y420cmdb_bitmap(struct drm_connector *connector, 4461 const u8 *db) 4462 { 4463 struct drm_display_info *info = &connector->display_info; 4464 struct drm_hdmi_info *hdmi = &info->hdmi; 4465 u8 map_len = cea_db_payload_len(db) - 1; 4466 u8 count; 4467 u64 map = 0; 4468 4469 if (map_len == 0) { 4470 /* All CEA modes support ycbcr420 sampling also.*/ 4471 hdmi->y420_cmdb_map = U64_MAX; 4472 info->color_formats |= DRM_COLOR_FORMAT_YCBCR420; 4473 return; 4474 } 4475 4476 /* 4477 * This map indicates which of the existing CEA block modes 4478 * from VDB can support YCBCR420 output too. So if bit=0 is 4479 * set, first mode from VDB can support YCBCR420 output too. 4480 * We will parse and keep this map, before parsing VDB itself 4481 * to avoid going through the same block again and again. 4482 * 4483 * Spec is not clear about max possible size of this block. 4484 * Clamping max bitmap block size at 8 bytes. Every byte can 4485 * address 8 CEA modes, in this way this map can address 4486 * 8*8 = first 64 SVDs. 4487 */ 4488 if (WARN_ON_ONCE(map_len > 8)) 4489 map_len = 8; 4490 4491 for (count = 0; count < map_len; count++) 4492 map |= (u64)db[2 + count] << (8 * count); 4493 4494 if (map) 4495 info->color_formats |= DRM_COLOR_FORMAT_YCBCR420; 4496 4497 hdmi->y420_cmdb_map = map; 4498 } 4499 4500 static int 4501 add_cea_modes(struct drm_connector *connector, const struct edid *edid) 4502 { 4503 const u8 *cea = drm_find_cea_extension(edid); 4504 const u8 *db, *hdmi = NULL, *video = NULL; 4505 u8 dbl, hdmi_len, video_len = 0; 4506 int modes = 0; 4507 4508 if (cea && cea_revision(cea) >= 3) { 4509 int i, start, end; 4510 4511 if (cea_db_offsets(cea, &start, &end)) 4512 return 0; 4513 4514 for_each_cea_db(cea, i, start, end) { 4515 db = &cea[i]; 4516 dbl = cea_db_payload_len(db); 4517 4518 if (cea_db_tag(db) == VIDEO_BLOCK) { 4519 video = db + 1; 4520 video_len = dbl; 4521 modes += do_cea_modes(connector, video, dbl); 4522 } else if (cea_db_is_hdmi_vsdb(db)) { 4523 hdmi = db; 4524 hdmi_len = dbl; 4525 } else if (cea_db_is_y420vdb(db)) { 4526 const u8 *vdb420 = &db[2]; 4527 4528 /* Add 4:2:0(only) modes present in EDID */ 4529 modes += do_y420vdb_modes(connector, 4530 vdb420, 4531 dbl - 1); 4532 } 4533 } 4534 } 4535 4536 /* 4537 * We parse the HDMI VSDB after having added the cea modes as we will 4538 * be patching their flags when the sink supports stereo 3D. 4539 */ 4540 if (hdmi) 4541 modes += do_hdmi_vsdb_modes(connector, hdmi, hdmi_len, video, 4542 video_len); 4543 4544 return modes; 4545 } 4546 4547 static void fixup_detailed_cea_mode_clock(struct drm_display_mode *mode) 4548 { 4549 const struct drm_display_mode *cea_mode; 4550 int clock1, clock2, clock; 4551 u8 vic; 4552 const char *type; 4553 4554 /* 4555 * allow 5kHz clock difference either way to account for 4556 * the 10kHz clock resolution limit of detailed timings. 4557 */ 4558 vic = drm_match_cea_mode_clock_tolerance(mode, 5); 4559 if (drm_valid_cea_vic(vic)) { 4560 type = "CEA"; 4561 cea_mode = cea_mode_for_vic(vic); 4562 clock1 = cea_mode->clock; 4563 clock2 = cea_mode_alternate_clock(cea_mode); 4564 } else { 4565 vic = drm_match_hdmi_mode_clock_tolerance(mode, 5); 4566 if (drm_valid_hdmi_vic(vic)) { 4567 type = "HDMI"; 4568 cea_mode = &edid_4k_modes[vic]; 4569 clock1 = cea_mode->clock; 4570 clock2 = hdmi_mode_alternate_clock(cea_mode); 4571 } else { 4572 return; 4573 } 4574 } 4575 4576 /* pick whichever is closest */ 4577 if (abs(mode->clock - clock1) < abs(mode->clock - clock2)) 4578 clock = clock1; 4579 else 4580 clock = clock2; 4581 4582 if (mode->clock == clock) 4583 return; 4584 4585 DRM_DEBUG("detailed mode matches %s VIC %d, adjusting clock %d -> %d\n", 4586 type, vic, mode->clock, clock); 4587 mode->clock = clock; 4588 } 4589 4590 static bool cea_db_is_hdmi_hdr_metadata_block(const u8 *db) 4591 { 4592 if (cea_db_tag(db) != USE_EXTENDED_TAG) 4593 return false; 4594 4595 if (db[1] != HDR_STATIC_METADATA_BLOCK) 4596 return false; 4597 4598 if (cea_db_payload_len(db) < 3) 4599 return false; 4600 4601 return true; 4602 } 4603 4604 static uint8_t eotf_supported(const u8 *edid_ext) 4605 { 4606 return edid_ext[2] & 4607 (BIT(HDMI_EOTF_TRADITIONAL_GAMMA_SDR) | 4608 BIT(HDMI_EOTF_TRADITIONAL_GAMMA_HDR) | 4609 BIT(HDMI_EOTF_SMPTE_ST2084) | 4610 BIT(HDMI_EOTF_BT_2100_HLG)); 4611 } 4612 4613 static uint8_t hdr_metadata_type(const u8 *edid_ext) 4614 { 4615 return edid_ext[3] & 4616 BIT(HDMI_STATIC_METADATA_TYPE1); 4617 } 4618 4619 static void 4620 drm_parse_hdr_metadata_block(struct drm_connector *connector, const u8 *db) 4621 { 4622 u16 len; 4623 4624 len = cea_db_payload_len(db); 4625 4626 connector->hdr_sink_metadata.hdmi_type1.eotf = 4627 eotf_supported(db); 4628 connector->hdr_sink_metadata.hdmi_type1.metadata_type = 4629 hdr_metadata_type(db); 4630 4631 if (len >= 4) 4632 connector->hdr_sink_metadata.hdmi_type1.max_cll = db[4]; 4633 if (len >= 5) 4634 connector->hdr_sink_metadata.hdmi_type1.max_fall = db[5]; 4635 if (len >= 6) 4636 connector->hdr_sink_metadata.hdmi_type1.min_cll = db[6]; 4637 } 4638 4639 static void 4640 drm_parse_hdmi_vsdb_audio(struct drm_connector *connector, const u8 *db) 4641 { 4642 u8 len = cea_db_payload_len(db); 4643 4644 if (len >= 6 && (db[6] & (1 << 7))) 4645 connector->eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_SUPPORTS_AI; 4646 if (len >= 8) { 4647 connector->latency_present[0] = db[8] >> 7; 4648 connector->latency_present[1] = (db[8] >> 6) & 1; 4649 } 4650 if (len >= 9) 4651 connector->video_latency[0] = db[9]; 4652 if (len >= 10) 4653 connector->audio_latency[0] = db[10]; 4654 if (len >= 11) 4655 connector->video_latency[1] = db[11]; 4656 if (len >= 12) 4657 connector->audio_latency[1] = db[12]; 4658 4659 DRM_DEBUG_KMS("HDMI: latency present %d %d, " 4660 "video latency %d %d, " 4661 "audio latency %d %d\n", 4662 connector->latency_present[0], 4663 connector->latency_present[1], 4664 connector->video_latency[0], 4665 connector->video_latency[1], 4666 connector->audio_latency[0], 4667 connector->audio_latency[1]); 4668 } 4669 4670 static void 4671 monitor_name(const struct detailed_timing *timing, void *data) 4672 { 4673 const char **res = data; 4674 4675 if (!is_display_descriptor(timing, EDID_DETAIL_MONITOR_NAME)) 4676 return; 4677 4678 *res = timing->data.other_data.data.str.str; 4679 } 4680 4681 static int get_monitor_name(const struct edid *edid, char name[13]) 4682 { 4683 const char *edid_name = NULL; 4684 int mnl; 4685 4686 if (!edid || !name) 4687 return 0; 4688 4689 drm_for_each_detailed_block(edid, monitor_name, &edid_name); 4690 for (mnl = 0; edid_name && mnl < 13; mnl++) { 4691 if (edid_name[mnl] == 0x0a) 4692 break; 4693 4694 name[mnl] = edid_name[mnl]; 4695 } 4696 4697 return mnl; 4698 } 4699 4700 /** 4701 * drm_edid_get_monitor_name - fetch the monitor name from the edid 4702 * @edid: monitor EDID information 4703 * @name: pointer to a character array to hold the name of the monitor 4704 * @bufsize: The size of the name buffer (should be at least 14 chars.) 4705 * 4706 */ 4707 void drm_edid_get_monitor_name(const struct edid *edid, char *name, int bufsize) 4708 { 4709 int name_length; 4710 char buf[13]; 4711 4712 if (bufsize <= 0) 4713 return; 4714 4715 name_length = min(get_monitor_name(edid, buf), bufsize - 1); 4716 memcpy(name, buf, name_length); 4717 name[name_length] = '\0'; 4718 } 4719 EXPORT_SYMBOL(drm_edid_get_monitor_name); 4720 4721 static void clear_eld(struct drm_connector *connector) 4722 { 4723 memset(connector->eld, 0, sizeof(connector->eld)); 4724 4725 connector->latency_present[0] = false; 4726 connector->latency_present[1] = false; 4727 connector->video_latency[0] = 0; 4728 connector->audio_latency[0] = 0; 4729 connector->video_latency[1] = 0; 4730 connector->audio_latency[1] = 0; 4731 } 4732 4733 /* 4734 * drm_edid_to_eld - build ELD from EDID 4735 * @connector: connector corresponding to the HDMI/DP sink 4736 * @edid: EDID to parse 4737 * 4738 * Fill the ELD (EDID-Like Data) buffer for passing to the audio driver. The 4739 * HDCP and Port_ID ELD fields are left for the graphics driver to fill in. 4740 */ 4741 static void drm_edid_to_eld(struct drm_connector *connector, 4742 const struct edid *edid) 4743 { 4744 uint8_t *eld = connector->eld; 4745 const u8 *cea; 4746 const u8 *db; 4747 int total_sad_count = 0; 4748 int mnl; 4749 int dbl; 4750 4751 clear_eld(connector); 4752 4753 if (!edid) 4754 return; 4755 4756 cea = drm_find_cea_extension(edid); 4757 if (!cea) { 4758 DRM_DEBUG_KMS("ELD: no CEA Extension found\n"); 4759 return; 4760 } 4761 4762 mnl = get_monitor_name(edid, &eld[DRM_ELD_MONITOR_NAME_STRING]); 4763 DRM_DEBUG_KMS("ELD monitor %s\n", &eld[DRM_ELD_MONITOR_NAME_STRING]); 4764 4765 eld[DRM_ELD_CEA_EDID_VER_MNL] = cea[1] << DRM_ELD_CEA_EDID_VER_SHIFT; 4766 eld[DRM_ELD_CEA_EDID_VER_MNL] |= mnl; 4767 4768 eld[DRM_ELD_VER] = DRM_ELD_VER_CEA861D; 4769 4770 eld[DRM_ELD_MANUFACTURER_NAME0] = edid->mfg_id[0]; 4771 eld[DRM_ELD_MANUFACTURER_NAME1] = edid->mfg_id[1]; 4772 eld[DRM_ELD_PRODUCT_CODE0] = edid->prod_code[0]; 4773 eld[DRM_ELD_PRODUCT_CODE1] = edid->prod_code[1]; 4774 4775 if (cea_revision(cea) >= 3) { 4776 int i, start, end; 4777 int sad_count; 4778 4779 if (cea_db_offsets(cea, &start, &end)) { 4780 start = 0; 4781 end = 0; 4782 } 4783 4784 for_each_cea_db(cea, i, start, end) { 4785 db = &cea[i]; 4786 dbl = cea_db_payload_len(db); 4787 4788 switch (cea_db_tag(db)) { 4789 case AUDIO_BLOCK: 4790 /* Audio Data Block, contains SADs */ 4791 sad_count = min(dbl / 3, 15 - total_sad_count); 4792 if (sad_count >= 1) 4793 memcpy(&eld[DRM_ELD_CEA_SAD(mnl, total_sad_count)], 4794 &db[1], sad_count * 3); 4795 total_sad_count += sad_count; 4796 break; 4797 case SPEAKER_BLOCK: 4798 /* Speaker Allocation Data Block */ 4799 if (dbl >= 1) 4800 eld[DRM_ELD_SPEAKER] = db[1]; 4801 break; 4802 case VENDOR_BLOCK: 4803 /* HDMI Vendor-Specific Data Block */ 4804 if (cea_db_is_hdmi_vsdb(db)) 4805 drm_parse_hdmi_vsdb_audio(connector, db); 4806 break; 4807 default: 4808 break; 4809 } 4810 } 4811 } 4812 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= total_sad_count << DRM_ELD_SAD_COUNT_SHIFT; 4813 4814 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort || 4815 connector->connector_type == DRM_MODE_CONNECTOR_eDP) 4816 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_CONN_TYPE_DP; 4817 else 4818 eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_CONN_TYPE_HDMI; 4819 4820 eld[DRM_ELD_BASELINE_ELD_LEN] = 4821 DIV_ROUND_UP(drm_eld_calc_baseline_block_size(eld), 4); 4822 4823 DRM_DEBUG_KMS("ELD size %d, SAD count %d\n", 4824 drm_eld_size(eld), total_sad_count); 4825 } 4826 4827 /** 4828 * drm_edid_to_sad - extracts SADs from EDID 4829 * @edid: EDID to parse 4830 * @sads: pointer that will be set to the extracted SADs 4831 * 4832 * Looks for CEA EDID block and extracts SADs (Short Audio Descriptors) from it. 4833 * 4834 * Note: The returned pointer needs to be freed using kfree(). 4835 * 4836 * Return: The number of found SADs or negative number on error. 4837 */ 4838 int drm_edid_to_sad(const struct edid *edid, struct cea_sad **sads) 4839 { 4840 int count = 0; 4841 int i, start, end, dbl; 4842 const u8 *cea; 4843 4844 cea = drm_find_cea_extension(edid); 4845 if (!cea) { 4846 DRM_DEBUG_KMS("SAD: no CEA Extension found\n"); 4847 return 0; 4848 } 4849 4850 if (cea_revision(cea) < 3) { 4851 DRM_DEBUG_KMS("SAD: wrong CEA revision\n"); 4852 return 0; 4853 } 4854 4855 if (cea_db_offsets(cea, &start, &end)) { 4856 DRM_DEBUG_KMS("SAD: invalid data block offsets\n"); 4857 return -EPROTO; 4858 } 4859 4860 for_each_cea_db(cea, i, start, end) { 4861 const u8 *db = &cea[i]; 4862 4863 if (cea_db_tag(db) == AUDIO_BLOCK) { 4864 int j; 4865 4866 dbl = cea_db_payload_len(db); 4867 4868 count = dbl / 3; /* SAD is 3B */ 4869 *sads = kcalloc(count, sizeof(**sads), GFP_KERNEL); 4870 if (!*sads) 4871 return -ENOMEM; 4872 for (j = 0; j < count; j++) { 4873 const u8 *sad = &db[1 + j * 3]; 4874 4875 (*sads)[j].format = (sad[0] & 0x78) >> 3; 4876 (*sads)[j].channels = sad[0] & 0x7; 4877 (*sads)[j].freq = sad[1] & 0x7F; 4878 (*sads)[j].byte2 = sad[2]; 4879 } 4880 break; 4881 } 4882 } 4883 4884 return count; 4885 } 4886 EXPORT_SYMBOL(drm_edid_to_sad); 4887 4888 /** 4889 * drm_edid_to_speaker_allocation - extracts Speaker Allocation Data Blocks from EDID 4890 * @edid: EDID to parse 4891 * @sadb: pointer to the speaker block 4892 * 4893 * Looks for CEA EDID block and extracts the Speaker Allocation Data Block from it. 4894 * 4895 * Note: The returned pointer needs to be freed using kfree(). 4896 * 4897 * Return: The number of found Speaker Allocation Blocks or negative number on 4898 * error. 4899 */ 4900 int drm_edid_to_speaker_allocation(const struct edid *edid, u8 **sadb) 4901 { 4902 int count = 0; 4903 int i, start, end, dbl; 4904 const u8 *cea; 4905 4906 cea = drm_find_cea_extension(edid); 4907 if (!cea) { 4908 DRM_DEBUG_KMS("SAD: no CEA Extension found\n"); 4909 return 0; 4910 } 4911 4912 if (cea_revision(cea) < 3) { 4913 DRM_DEBUG_KMS("SAD: wrong CEA revision\n"); 4914 return 0; 4915 } 4916 4917 if (cea_db_offsets(cea, &start, &end)) { 4918 DRM_DEBUG_KMS("SAD: invalid data block offsets\n"); 4919 return -EPROTO; 4920 } 4921 4922 for_each_cea_db(cea, i, start, end) { 4923 const u8 *db = &cea[i]; 4924 4925 if (cea_db_tag(db) == SPEAKER_BLOCK) { 4926 dbl = cea_db_payload_len(db); 4927 4928 /* Speaker Allocation Data Block */ 4929 if (dbl == 3) { 4930 *sadb = kmemdup(&db[1], dbl, GFP_KERNEL); 4931 if (!*sadb) 4932 return -ENOMEM; 4933 count = dbl; 4934 break; 4935 } 4936 } 4937 } 4938 4939 return count; 4940 } 4941 EXPORT_SYMBOL(drm_edid_to_speaker_allocation); 4942 4943 /** 4944 * drm_av_sync_delay - compute the HDMI/DP sink audio-video sync delay 4945 * @connector: connector associated with the HDMI/DP sink 4946 * @mode: the display mode 4947 * 4948 * Return: The HDMI/DP sink's audio-video sync delay in milliseconds or 0 if 4949 * the sink doesn't support audio or video. 4950 */ 4951 int drm_av_sync_delay(struct drm_connector *connector, 4952 const struct drm_display_mode *mode) 4953 { 4954 int i = !!(mode->flags & DRM_MODE_FLAG_INTERLACE); 4955 int a, v; 4956 4957 if (!connector->latency_present[0]) 4958 return 0; 4959 if (!connector->latency_present[1]) 4960 i = 0; 4961 4962 a = connector->audio_latency[i]; 4963 v = connector->video_latency[i]; 4964 4965 /* 4966 * HDMI/DP sink doesn't support audio or video? 4967 */ 4968 if (a == 255 || v == 255) 4969 return 0; 4970 4971 /* 4972 * Convert raw EDID values to millisecond. 4973 * Treat unknown latency as 0ms. 4974 */ 4975 if (a) 4976 a = min(2 * (a - 1), 500); 4977 if (v) 4978 v = min(2 * (v - 1), 500); 4979 4980 return max(v - a, 0); 4981 } 4982 EXPORT_SYMBOL(drm_av_sync_delay); 4983 4984 /** 4985 * drm_detect_hdmi_monitor - detect whether monitor is HDMI 4986 * @edid: monitor EDID information 4987 * 4988 * Parse the CEA extension according to CEA-861-B. 4989 * 4990 * Drivers that have added the modes parsed from EDID to drm_display_info 4991 * should use &drm_display_info.is_hdmi instead of calling this function. 4992 * 4993 * Return: True if the monitor is HDMI, false if not or unknown. 4994 */ 4995 bool drm_detect_hdmi_monitor(const struct edid *edid) 4996 { 4997 const u8 *edid_ext; 4998 int i; 4999 int start_offset, end_offset; 5000 5001 edid_ext = drm_find_cea_extension(edid); 5002 if (!edid_ext) 5003 return false; 5004 5005 if (cea_db_offsets(edid_ext, &start_offset, &end_offset)) 5006 return false; 5007 5008 /* 5009 * Because HDMI identifier is in Vendor Specific Block, 5010 * search it from all data blocks of CEA extension. 5011 */ 5012 for_each_cea_db(edid_ext, i, start_offset, end_offset) { 5013 if (cea_db_is_hdmi_vsdb(&edid_ext[i])) 5014 return true; 5015 } 5016 5017 return false; 5018 } 5019 EXPORT_SYMBOL(drm_detect_hdmi_monitor); 5020 5021 /** 5022 * drm_detect_monitor_audio - check monitor audio capability 5023 * @edid: EDID block to scan 5024 * 5025 * Monitor should have CEA extension block. 5026 * If monitor has 'basic audio', but no CEA audio blocks, it's 'basic 5027 * audio' only. If there is any audio extension block and supported 5028 * audio format, assume at least 'basic audio' support, even if 'basic 5029 * audio' is not defined in EDID. 5030 * 5031 * Return: True if the monitor supports audio, false otherwise. 5032 */ 5033 bool drm_detect_monitor_audio(const struct edid *edid) 5034 { 5035 const u8 *edid_ext; 5036 int i, j; 5037 bool has_audio = false; 5038 int start_offset, end_offset; 5039 5040 edid_ext = drm_find_cea_extension(edid); 5041 if (!edid_ext) 5042 goto end; 5043 5044 has_audio = (edid_ext[0] == CEA_EXT && 5045 (edid_ext[3] & EDID_BASIC_AUDIO) != 0); 5046 5047 if (has_audio) { 5048 DRM_DEBUG_KMS("Monitor has basic audio support\n"); 5049 goto end; 5050 } 5051 5052 if (cea_db_offsets(edid_ext, &start_offset, &end_offset)) 5053 goto end; 5054 5055 for_each_cea_db(edid_ext, i, start_offset, end_offset) { 5056 if (cea_db_tag(&edid_ext[i]) == AUDIO_BLOCK) { 5057 has_audio = true; 5058 for (j = 1; j < cea_db_payload_len(&edid_ext[i]) + 1; j += 3) 5059 DRM_DEBUG_KMS("CEA audio format %d\n", 5060 (edid_ext[i + j] >> 3) & 0xf); 5061 goto end; 5062 } 5063 } 5064 end: 5065 return has_audio; 5066 } 5067 EXPORT_SYMBOL(drm_detect_monitor_audio); 5068 5069 5070 /** 5071 * drm_default_rgb_quant_range - default RGB quantization range 5072 * @mode: display mode 5073 * 5074 * Determine the default RGB quantization range for the mode, 5075 * as specified in CEA-861. 5076 * 5077 * Return: The default RGB quantization range for the mode 5078 */ 5079 enum hdmi_quantization_range 5080 drm_default_rgb_quant_range(const struct drm_display_mode *mode) 5081 { 5082 /* All CEA modes other than VIC 1 use limited quantization range. */ 5083 return drm_match_cea_mode(mode) > 1 ? 5084 HDMI_QUANTIZATION_RANGE_LIMITED : 5085 HDMI_QUANTIZATION_RANGE_FULL; 5086 } 5087 EXPORT_SYMBOL(drm_default_rgb_quant_range); 5088 5089 static void drm_parse_vcdb(struct drm_connector *connector, const u8 *db) 5090 { 5091 struct drm_display_info *info = &connector->display_info; 5092 5093 DRM_DEBUG_KMS("CEA VCDB 0x%02x\n", db[2]); 5094 5095 if (db[2] & EDID_CEA_VCDB_QS) 5096 info->rgb_quant_range_selectable = true; 5097 } 5098 5099 static 5100 void drm_get_max_frl_rate(int max_frl_rate, u8 *max_lanes, u8 *max_rate_per_lane) 5101 { 5102 switch (max_frl_rate) { 5103 case 1: 5104 *max_lanes = 3; 5105 *max_rate_per_lane = 3; 5106 break; 5107 case 2: 5108 *max_lanes = 3; 5109 *max_rate_per_lane = 6; 5110 break; 5111 case 3: 5112 *max_lanes = 4; 5113 *max_rate_per_lane = 6; 5114 break; 5115 case 4: 5116 *max_lanes = 4; 5117 *max_rate_per_lane = 8; 5118 break; 5119 case 5: 5120 *max_lanes = 4; 5121 *max_rate_per_lane = 10; 5122 break; 5123 case 6: 5124 *max_lanes = 4; 5125 *max_rate_per_lane = 12; 5126 break; 5127 case 0: 5128 default: 5129 *max_lanes = 0; 5130 *max_rate_per_lane = 0; 5131 } 5132 } 5133 5134 static void drm_parse_ycbcr420_deep_color_info(struct drm_connector *connector, 5135 const u8 *db) 5136 { 5137 u8 dc_mask; 5138 struct drm_hdmi_info *hdmi = &connector->display_info.hdmi; 5139 5140 dc_mask = db[7] & DRM_EDID_YCBCR420_DC_MASK; 5141 hdmi->y420_dc_modes = dc_mask; 5142 } 5143 5144 static void drm_parse_hdmi_forum_vsdb(struct drm_connector *connector, 5145 const u8 *hf_vsdb) 5146 { 5147 struct drm_display_info *display = &connector->display_info; 5148 struct drm_hdmi_info *hdmi = &display->hdmi; 5149 5150 display->has_hdmi_infoframe = true; 5151 5152 if (hf_vsdb[6] & 0x80) { 5153 hdmi->scdc.supported = true; 5154 if (hf_vsdb[6] & 0x40) 5155 hdmi->scdc.read_request = true; 5156 } 5157 5158 /* 5159 * All HDMI 2.0 monitors must support scrambling at rates > 340 MHz. 5160 * And as per the spec, three factors confirm this: 5161 * * Availability of a HF-VSDB block in EDID (check) 5162 * * Non zero Max_TMDS_Char_Rate filed in HF-VSDB (let's check) 5163 * * SCDC support available (let's check) 5164 * Lets check it out. 5165 */ 5166 5167 if (hf_vsdb[5]) { 5168 /* max clock is 5000 KHz times block value */ 5169 u32 max_tmds_clock = hf_vsdb[5] * 5000; 5170 struct drm_scdc *scdc = &hdmi->scdc; 5171 5172 if (max_tmds_clock > 340000) { 5173 display->max_tmds_clock = max_tmds_clock; 5174 DRM_DEBUG_KMS("HF-VSDB: max TMDS clock %d kHz\n", 5175 display->max_tmds_clock); 5176 } 5177 5178 if (scdc->supported) { 5179 scdc->scrambling.supported = true; 5180 5181 /* Few sinks support scrambling for clocks < 340M */ 5182 if ((hf_vsdb[6] & 0x8)) 5183 scdc->scrambling.low_rates = true; 5184 } 5185 } 5186 5187 if (hf_vsdb[7]) { 5188 u8 max_frl_rate; 5189 u8 dsc_max_frl_rate; 5190 u8 dsc_max_slices; 5191 struct drm_hdmi_dsc_cap *hdmi_dsc = &hdmi->dsc_cap; 5192 5193 DRM_DEBUG_KMS("hdmi_21 sink detected. parsing edid\n"); 5194 max_frl_rate = (hf_vsdb[7] & DRM_EDID_MAX_FRL_RATE_MASK) >> 4; 5195 drm_get_max_frl_rate(max_frl_rate, &hdmi->max_lanes, 5196 &hdmi->max_frl_rate_per_lane); 5197 hdmi_dsc->v_1p2 = hf_vsdb[11] & DRM_EDID_DSC_1P2; 5198 5199 if (hdmi_dsc->v_1p2) { 5200 hdmi_dsc->native_420 = hf_vsdb[11] & DRM_EDID_DSC_NATIVE_420; 5201 hdmi_dsc->all_bpp = hf_vsdb[11] & DRM_EDID_DSC_ALL_BPP; 5202 5203 if (hf_vsdb[11] & DRM_EDID_DSC_16BPC) 5204 hdmi_dsc->bpc_supported = 16; 5205 else if (hf_vsdb[11] & DRM_EDID_DSC_12BPC) 5206 hdmi_dsc->bpc_supported = 12; 5207 else if (hf_vsdb[11] & DRM_EDID_DSC_10BPC) 5208 hdmi_dsc->bpc_supported = 10; 5209 else 5210 hdmi_dsc->bpc_supported = 0; 5211 5212 dsc_max_frl_rate = (hf_vsdb[12] & DRM_EDID_DSC_MAX_FRL_RATE_MASK) >> 4; 5213 drm_get_max_frl_rate(dsc_max_frl_rate, &hdmi_dsc->max_lanes, 5214 &hdmi_dsc->max_frl_rate_per_lane); 5215 hdmi_dsc->total_chunk_kbytes = hf_vsdb[13] & DRM_EDID_DSC_TOTAL_CHUNK_KBYTES; 5216 5217 dsc_max_slices = hf_vsdb[12] & DRM_EDID_DSC_MAX_SLICES; 5218 switch (dsc_max_slices) { 5219 case 1: 5220 hdmi_dsc->max_slices = 1; 5221 hdmi_dsc->clk_per_slice = 340; 5222 break; 5223 case 2: 5224 hdmi_dsc->max_slices = 2; 5225 hdmi_dsc->clk_per_slice = 340; 5226 break; 5227 case 3: 5228 hdmi_dsc->max_slices = 4; 5229 hdmi_dsc->clk_per_slice = 340; 5230 break; 5231 case 4: 5232 hdmi_dsc->max_slices = 8; 5233 hdmi_dsc->clk_per_slice = 340; 5234 break; 5235 case 5: 5236 hdmi_dsc->max_slices = 8; 5237 hdmi_dsc->clk_per_slice = 400; 5238 break; 5239 case 6: 5240 hdmi_dsc->max_slices = 12; 5241 hdmi_dsc->clk_per_slice = 400; 5242 break; 5243 case 7: 5244 hdmi_dsc->max_slices = 16; 5245 hdmi_dsc->clk_per_slice = 400; 5246 break; 5247 case 0: 5248 default: 5249 hdmi_dsc->max_slices = 0; 5250 hdmi_dsc->clk_per_slice = 0; 5251 } 5252 } 5253 } 5254 5255 drm_parse_ycbcr420_deep_color_info(connector, hf_vsdb); 5256 } 5257 5258 static void drm_parse_hdmi_deep_color_info(struct drm_connector *connector, 5259 const u8 *hdmi) 5260 { 5261 struct drm_display_info *info = &connector->display_info; 5262 unsigned int dc_bpc = 0; 5263 5264 /* HDMI supports at least 8 bpc */ 5265 info->bpc = 8; 5266 5267 if (cea_db_payload_len(hdmi) < 6) 5268 return; 5269 5270 if (hdmi[6] & DRM_EDID_HDMI_DC_30) { 5271 dc_bpc = 10; 5272 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_30; 5273 DRM_DEBUG("%s: HDMI sink does deep color 30.\n", 5274 connector->name); 5275 } 5276 5277 if (hdmi[6] & DRM_EDID_HDMI_DC_36) { 5278 dc_bpc = 12; 5279 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_36; 5280 DRM_DEBUG("%s: HDMI sink does deep color 36.\n", 5281 connector->name); 5282 } 5283 5284 if (hdmi[6] & DRM_EDID_HDMI_DC_48) { 5285 dc_bpc = 16; 5286 info->edid_hdmi_rgb444_dc_modes |= DRM_EDID_HDMI_DC_48; 5287 DRM_DEBUG("%s: HDMI sink does deep color 48.\n", 5288 connector->name); 5289 } 5290 5291 if (dc_bpc == 0) { 5292 DRM_DEBUG("%s: No deep color support on this HDMI sink.\n", 5293 connector->name); 5294 return; 5295 } 5296 5297 DRM_DEBUG("%s: Assigning HDMI sink color depth as %d bpc.\n", 5298 connector->name, dc_bpc); 5299 info->bpc = dc_bpc; 5300 5301 /* YCRCB444 is optional according to spec. */ 5302 if (hdmi[6] & DRM_EDID_HDMI_DC_Y444) { 5303 info->edid_hdmi_ycbcr444_dc_modes = info->edid_hdmi_rgb444_dc_modes; 5304 DRM_DEBUG("%s: HDMI sink does YCRCB444 in deep color.\n", 5305 connector->name); 5306 } 5307 5308 /* 5309 * Spec says that if any deep color mode is supported at all, 5310 * then deep color 36 bit must be supported. 5311 */ 5312 if (!(hdmi[6] & DRM_EDID_HDMI_DC_36)) { 5313 DRM_DEBUG("%s: HDMI sink should do DC_36, but does not!\n", 5314 connector->name); 5315 } 5316 } 5317 5318 static void 5319 drm_parse_hdmi_vsdb_video(struct drm_connector *connector, const u8 *db) 5320 { 5321 struct drm_display_info *info = &connector->display_info; 5322 u8 len = cea_db_payload_len(db); 5323 5324 info->is_hdmi = true; 5325 5326 if (len >= 6) 5327 info->dvi_dual = db[6] & 1; 5328 if (len >= 7) 5329 info->max_tmds_clock = db[7] * 5000; 5330 5331 DRM_DEBUG_KMS("HDMI: DVI dual %d, " 5332 "max TMDS clock %d kHz\n", 5333 info->dvi_dual, 5334 info->max_tmds_clock); 5335 5336 drm_parse_hdmi_deep_color_info(connector, db); 5337 } 5338 5339 /* 5340 * See EDID extension for head-mounted and specialized monitors, specified at: 5341 * https://docs.microsoft.com/en-us/windows-hardware/drivers/display/specialized-monitors-edid-extension 5342 */ 5343 static void drm_parse_microsoft_vsdb(struct drm_connector *connector, 5344 const u8 *db) 5345 { 5346 struct drm_display_info *info = &connector->display_info; 5347 u8 version = db[4]; 5348 bool desktop_usage = db[5] & BIT(6); 5349 5350 /* Version 1 and 2 for HMDs, version 3 flags desktop usage explicitly */ 5351 if (version == 1 || version == 2 || (version == 3 && !desktop_usage)) 5352 info->non_desktop = true; 5353 5354 drm_dbg_kms(connector->dev, "HMD or specialized display VSDB version %u: 0x%02x\n", 5355 version, db[5]); 5356 } 5357 5358 static void drm_parse_cea_ext(struct drm_connector *connector, 5359 const struct edid *edid) 5360 { 5361 struct drm_display_info *info = &connector->display_info; 5362 const u8 *edid_ext; 5363 int i, start, end; 5364 5365 edid_ext = drm_find_cea_extension(edid); 5366 if (!edid_ext) 5367 return; 5368 5369 info->cea_rev = edid_ext[1]; 5370 5371 /* The existence of a CEA block should imply RGB support */ 5372 info->color_formats = DRM_COLOR_FORMAT_RGB444; 5373 5374 /* CTA DisplayID Data Block does not have byte #3 */ 5375 if (edid_ext[0] == CEA_EXT) { 5376 if (edid_ext[3] & EDID_CEA_YCRCB444) 5377 info->color_formats |= DRM_COLOR_FORMAT_YCBCR444; 5378 if (edid_ext[3] & EDID_CEA_YCRCB422) 5379 info->color_formats |= DRM_COLOR_FORMAT_YCBCR422; 5380 } 5381 5382 if (cea_db_offsets(edid_ext, &start, &end)) 5383 return; 5384 5385 for_each_cea_db(edid_ext, i, start, end) { 5386 const u8 *db = &edid_ext[i]; 5387 5388 if (cea_db_is_hdmi_vsdb(db)) 5389 drm_parse_hdmi_vsdb_video(connector, db); 5390 if (cea_db_is_hdmi_forum_vsdb(db)) 5391 drm_parse_hdmi_forum_vsdb(connector, db); 5392 if (cea_db_is_microsoft_vsdb(db)) 5393 drm_parse_microsoft_vsdb(connector, db); 5394 if (cea_db_is_y420cmdb(db)) 5395 drm_parse_y420cmdb_bitmap(connector, db); 5396 if (cea_db_is_vcdb(db)) 5397 drm_parse_vcdb(connector, db); 5398 if (cea_db_is_hdmi_hdr_metadata_block(db)) 5399 drm_parse_hdr_metadata_block(connector, db); 5400 } 5401 } 5402 5403 static 5404 void get_monitor_range(const struct detailed_timing *timing, 5405 void *info_monitor_range) 5406 { 5407 struct drm_monitor_range_info *monitor_range = info_monitor_range; 5408 const struct detailed_non_pixel *data = &timing->data.other_data; 5409 const struct detailed_data_monitor_range *range = &data->data.range; 5410 5411 if (!is_display_descriptor(timing, EDID_DETAIL_MONITOR_RANGE)) 5412 return; 5413 5414 /* 5415 * Check for flag range limits only. If flag == 1 then 5416 * no additional timing information provided. 5417 * Default GTF, GTF Secondary curve and CVT are not 5418 * supported 5419 */ 5420 if (range->flags != DRM_EDID_RANGE_LIMITS_ONLY_FLAG) 5421 return; 5422 5423 monitor_range->min_vfreq = range->min_vfreq; 5424 monitor_range->max_vfreq = range->max_vfreq; 5425 } 5426 5427 static 5428 void drm_get_monitor_range(struct drm_connector *connector, 5429 const struct edid *edid) 5430 { 5431 struct drm_display_info *info = &connector->display_info; 5432 5433 if (!version_greater(edid, 1, 1)) 5434 return; 5435 5436 drm_for_each_detailed_block(edid, get_monitor_range, 5437 &info->monitor_range); 5438 5439 DRM_DEBUG_KMS("Supported Monitor Refresh rate range is %d Hz - %d Hz\n", 5440 info->monitor_range.min_vfreq, 5441 info->monitor_range.max_vfreq); 5442 } 5443 5444 static void drm_parse_vesa_mso_data(struct drm_connector *connector, 5445 const struct displayid_block *block) 5446 { 5447 struct displayid_vesa_vendor_specific_block *vesa = 5448 (struct displayid_vesa_vendor_specific_block *)block; 5449 struct drm_display_info *info = &connector->display_info; 5450 5451 if (block->num_bytes < 3) { 5452 drm_dbg_kms(connector->dev, "Unexpected vendor block size %u\n", 5453 block->num_bytes); 5454 return; 5455 } 5456 5457 if (oui(vesa->oui[0], vesa->oui[1], vesa->oui[2]) != VESA_IEEE_OUI) 5458 return; 5459 5460 if (sizeof(*vesa) != sizeof(*block) + block->num_bytes) { 5461 drm_dbg_kms(connector->dev, "Unexpected VESA vendor block size\n"); 5462 return; 5463 } 5464 5465 switch (FIELD_GET(DISPLAYID_VESA_MSO_MODE, vesa->mso)) { 5466 default: 5467 drm_dbg_kms(connector->dev, "Reserved MSO mode value\n"); 5468 fallthrough; 5469 case 0: 5470 info->mso_stream_count = 0; 5471 break; 5472 case 1: 5473 info->mso_stream_count = 2; /* 2 or 4 links */ 5474 break; 5475 case 2: 5476 info->mso_stream_count = 4; /* 4 links */ 5477 break; 5478 } 5479 5480 if (!info->mso_stream_count) { 5481 info->mso_pixel_overlap = 0; 5482 return; 5483 } 5484 5485 info->mso_pixel_overlap = FIELD_GET(DISPLAYID_VESA_MSO_OVERLAP, vesa->mso); 5486 if (info->mso_pixel_overlap > 8) { 5487 drm_dbg_kms(connector->dev, "Reserved MSO pixel overlap value %u\n", 5488 info->mso_pixel_overlap); 5489 info->mso_pixel_overlap = 8; 5490 } 5491 5492 drm_dbg_kms(connector->dev, "MSO stream count %u, pixel overlap %u\n", 5493 info->mso_stream_count, info->mso_pixel_overlap); 5494 } 5495 5496 static void drm_update_mso(struct drm_connector *connector, const struct edid *edid) 5497 { 5498 const struct displayid_block *block; 5499 struct displayid_iter iter; 5500 5501 displayid_iter_edid_begin(edid, &iter); 5502 displayid_iter_for_each(block, &iter) { 5503 if (block->tag == DATA_BLOCK_2_VENDOR_SPECIFIC) 5504 drm_parse_vesa_mso_data(connector, block); 5505 } 5506 displayid_iter_end(&iter); 5507 } 5508 5509 /* A connector has no EDID information, so we've got no EDID to compute quirks from. Reset 5510 * all of the values which would have been set from EDID 5511 */ 5512 void 5513 drm_reset_display_info(struct drm_connector *connector) 5514 { 5515 struct drm_display_info *info = &connector->display_info; 5516 5517 info->width_mm = 0; 5518 info->height_mm = 0; 5519 5520 info->bpc = 0; 5521 info->color_formats = 0; 5522 info->cea_rev = 0; 5523 info->max_tmds_clock = 0; 5524 info->dvi_dual = false; 5525 info->is_hdmi = false; 5526 info->has_hdmi_infoframe = false; 5527 info->rgb_quant_range_selectable = false; 5528 memset(&info->hdmi, 0, sizeof(info->hdmi)); 5529 5530 info->edid_hdmi_rgb444_dc_modes = 0; 5531 info->edid_hdmi_ycbcr444_dc_modes = 0; 5532 5533 info->non_desktop = 0; 5534 memset(&info->monitor_range, 0, sizeof(info->monitor_range)); 5535 5536 info->mso_stream_count = 0; 5537 info->mso_pixel_overlap = 0; 5538 } 5539 5540 u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edid) 5541 { 5542 struct drm_display_info *info = &connector->display_info; 5543 5544 u32 quirks = edid_get_quirks(edid); 5545 5546 drm_reset_display_info(connector); 5547 5548 info->width_mm = edid->width_cm * 10; 5549 info->height_mm = edid->height_cm * 10; 5550 5551 drm_get_monitor_range(connector, edid); 5552 5553 if (edid->revision < 3) 5554 goto out; 5555 5556 if (!(edid->input & DRM_EDID_INPUT_DIGITAL)) 5557 goto out; 5558 5559 info->color_formats |= DRM_COLOR_FORMAT_RGB444; 5560 drm_parse_cea_ext(connector, edid); 5561 5562 /* 5563 * Digital sink with "DFP 1.x compliant TMDS" according to EDID 1.3? 5564 * 5565 * For such displays, the DFP spec 1.0, section 3.10 "EDID support" 5566 * tells us to assume 8 bpc color depth if the EDID doesn't have 5567 * extensions which tell otherwise. 5568 */ 5569 if (info->bpc == 0 && edid->revision == 3 && 5570 edid->input & DRM_EDID_DIGITAL_DFP_1_X) { 5571 info->bpc = 8; 5572 DRM_DEBUG("%s: Assigning DFP sink color depth as %d bpc.\n", 5573 connector->name, info->bpc); 5574 } 5575 5576 /* Only defined for 1.4 with digital displays */ 5577 if (edid->revision < 4) 5578 goto out; 5579 5580 switch (edid->input & DRM_EDID_DIGITAL_DEPTH_MASK) { 5581 case DRM_EDID_DIGITAL_DEPTH_6: 5582 info->bpc = 6; 5583 break; 5584 case DRM_EDID_DIGITAL_DEPTH_8: 5585 info->bpc = 8; 5586 break; 5587 case DRM_EDID_DIGITAL_DEPTH_10: 5588 info->bpc = 10; 5589 break; 5590 case DRM_EDID_DIGITAL_DEPTH_12: 5591 info->bpc = 12; 5592 break; 5593 case DRM_EDID_DIGITAL_DEPTH_14: 5594 info->bpc = 14; 5595 break; 5596 case DRM_EDID_DIGITAL_DEPTH_16: 5597 info->bpc = 16; 5598 break; 5599 case DRM_EDID_DIGITAL_DEPTH_UNDEF: 5600 default: 5601 info->bpc = 0; 5602 break; 5603 } 5604 5605 DRM_DEBUG("%s: Assigning EDID-1.4 digital sink color depth as %d bpc.\n", 5606 connector->name, info->bpc); 5607 5608 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444) 5609 info->color_formats |= DRM_COLOR_FORMAT_YCBCR444; 5610 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422) 5611 info->color_formats |= DRM_COLOR_FORMAT_YCBCR422; 5612 5613 drm_update_mso(connector, edid); 5614 5615 out: 5616 if (quirks & EDID_QUIRK_NON_DESKTOP) { 5617 drm_dbg_kms(connector->dev, "Non-desktop display%s\n", 5618 info->non_desktop ? " (redundant quirk)" : ""); 5619 info->non_desktop = true; 5620 } 5621 5622 return quirks; 5623 } 5624 5625 static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_device *dev, 5626 struct displayid_detailed_timings_1 *timings, 5627 bool type_7) 5628 { 5629 struct drm_display_mode *mode; 5630 unsigned pixel_clock = (timings->pixel_clock[0] | 5631 (timings->pixel_clock[1] << 8) | 5632 (timings->pixel_clock[2] << 16)) + 1; 5633 unsigned hactive = (timings->hactive[0] | timings->hactive[1] << 8) + 1; 5634 unsigned hblank = (timings->hblank[0] | timings->hblank[1] << 8) + 1; 5635 unsigned hsync = (timings->hsync[0] | (timings->hsync[1] & 0x7f) << 8) + 1; 5636 unsigned hsync_width = (timings->hsw[0] | timings->hsw[1] << 8) + 1; 5637 unsigned vactive = (timings->vactive[0] | timings->vactive[1] << 8) + 1; 5638 unsigned vblank = (timings->vblank[0] | timings->vblank[1] << 8) + 1; 5639 unsigned vsync = (timings->vsync[0] | (timings->vsync[1] & 0x7f) << 8) + 1; 5640 unsigned vsync_width = (timings->vsw[0] | timings->vsw[1] << 8) + 1; 5641 bool hsync_positive = (timings->hsync[1] >> 7) & 0x1; 5642 bool vsync_positive = (timings->vsync[1] >> 7) & 0x1; 5643 5644 mode = drm_mode_create(dev); 5645 if (!mode) 5646 return NULL; 5647 5648 /* resolution is kHz for type VII, and 10 kHz for type I */ 5649 mode->clock = type_7 ? pixel_clock : pixel_clock * 10; 5650 mode->hdisplay = hactive; 5651 mode->hsync_start = mode->hdisplay + hsync; 5652 mode->hsync_end = mode->hsync_start + hsync_width; 5653 mode->htotal = mode->hdisplay + hblank; 5654 5655 mode->vdisplay = vactive; 5656 mode->vsync_start = mode->vdisplay + vsync; 5657 mode->vsync_end = mode->vsync_start + vsync_width; 5658 mode->vtotal = mode->vdisplay + vblank; 5659 5660 mode->flags = 0; 5661 mode->flags |= hsync_positive ? DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC; 5662 mode->flags |= vsync_positive ? DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC; 5663 mode->type = DRM_MODE_TYPE_DRIVER; 5664 5665 if (timings->flags & 0x80) 5666 mode->type |= DRM_MODE_TYPE_PREFERRED; 5667 drm_mode_set_name(mode); 5668 5669 return mode; 5670 } 5671 5672 static int add_displayid_detailed_1_modes(struct drm_connector *connector, 5673 const struct displayid_block *block) 5674 { 5675 struct displayid_detailed_timing_block *det = (struct displayid_detailed_timing_block *)block; 5676 int i; 5677 int num_timings; 5678 struct drm_display_mode *newmode; 5679 int num_modes = 0; 5680 bool type_7 = block->tag == DATA_BLOCK_2_TYPE_7_DETAILED_TIMING; 5681 /* blocks must be multiple of 20 bytes length */ 5682 if (block->num_bytes % 20) 5683 return 0; 5684 5685 num_timings = block->num_bytes / 20; 5686 for (i = 0; i < num_timings; i++) { 5687 struct displayid_detailed_timings_1 *timings = &det->timings[i]; 5688 5689 newmode = drm_mode_displayid_detailed(connector->dev, timings, type_7); 5690 if (!newmode) 5691 continue; 5692 5693 drm_mode_probed_add(connector, newmode); 5694 num_modes++; 5695 } 5696 return num_modes; 5697 } 5698 5699 static int add_displayid_detailed_modes(struct drm_connector *connector, 5700 const struct edid *edid) 5701 { 5702 const struct displayid_block *block; 5703 struct displayid_iter iter; 5704 int num_modes = 0; 5705 5706 displayid_iter_edid_begin(edid, &iter); 5707 displayid_iter_for_each(block, &iter) { 5708 if (block->tag == DATA_BLOCK_TYPE_1_DETAILED_TIMING || 5709 block->tag == DATA_BLOCK_2_TYPE_7_DETAILED_TIMING) 5710 num_modes += add_displayid_detailed_1_modes(connector, block); 5711 } 5712 displayid_iter_end(&iter); 5713 5714 return num_modes; 5715 } 5716 5717 static int drm_edid_connector_update(struct drm_connector *connector, 5718 const struct edid *edid) 5719 { 5720 int num_modes = 0; 5721 u32 quirks; 5722 5723 if (edid == NULL) { 5724 clear_eld(connector); 5725 return 0; 5726 } 5727 5728 drm_edid_to_eld(connector, edid); 5729 5730 /* 5731 * CEA-861-F adds ycbcr capability map block, for HDMI 2.0 sinks. 5732 * To avoid multiple parsing of same block, lets parse that map 5733 * from sink info, before parsing CEA modes. 5734 */ 5735 quirks = drm_add_display_info(connector, edid); 5736 5737 /* 5738 * EDID spec says modes should be preferred in this order: 5739 * - preferred detailed mode 5740 * - other detailed modes from base block 5741 * - detailed modes from extension blocks 5742 * - CVT 3-byte code modes 5743 * - standard timing codes 5744 * - established timing codes 5745 * - modes inferred from GTF or CVT range information 5746 * 5747 * We get this pretty much right. 5748 * 5749 * XXX order for additional mode types in extension blocks? 5750 */ 5751 num_modes += add_detailed_modes(connector, edid, quirks); 5752 num_modes += add_cvt_modes(connector, edid); 5753 num_modes += add_standard_modes(connector, edid); 5754 num_modes += add_established_modes(connector, edid); 5755 num_modes += add_cea_modes(connector, edid); 5756 num_modes += add_alternate_cea_modes(connector, edid); 5757 num_modes += add_displayid_detailed_modes(connector, edid); 5758 if (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF) 5759 num_modes += add_inferred_modes(connector, edid); 5760 5761 if (quirks & (EDID_QUIRK_PREFER_LARGE_60 | EDID_QUIRK_PREFER_LARGE_75)) 5762 edid_fixup_preferred(connector, quirks); 5763 5764 if (quirks & EDID_QUIRK_FORCE_6BPC) 5765 connector->display_info.bpc = 6; 5766 5767 if (quirks & EDID_QUIRK_FORCE_8BPC) 5768 connector->display_info.bpc = 8; 5769 5770 if (quirks & EDID_QUIRK_FORCE_10BPC) 5771 connector->display_info.bpc = 10; 5772 5773 if (quirks & EDID_QUIRK_FORCE_12BPC) 5774 connector->display_info.bpc = 12; 5775 5776 return num_modes; 5777 } 5778 5779 /** 5780 * drm_add_edid_modes - add modes from EDID data, if available 5781 * @connector: connector we're probing 5782 * @edid: EDID data 5783 * 5784 * Add the specified modes to the connector's mode list. Also fills out the 5785 * &drm_display_info structure and ELD in @connector with any information which 5786 * can be derived from the edid. 5787 * 5788 * Return: The number of modes added or 0 if we couldn't find any. 5789 */ 5790 int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) 5791 { 5792 if (edid && !drm_edid_is_valid(edid)) { 5793 drm_warn(connector->dev, "%s: EDID invalid.\n", 5794 connector->name); 5795 edid = NULL; 5796 } 5797 5798 return drm_edid_connector_update(connector, edid); 5799 } 5800 EXPORT_SYMBOL(drm_add_edid_modes); 5801 5802 /** 5803 * drm_add_modes_noedid - add modes for the connectors without EDID 5804 * @connector: connector we're probing 5805 * @hdisplay: the horizontal display limit 5806 * @vdisplay: the vertical display limit 5807 * 5808 * Add the specified modes to the connector's mode list. Only when the 5809 * hdisplay/vdisplay is not beyond the given limit, it will be added. 5810 * 5811 * Return: The number of modes added or 0 if we couldn't find any. 5812 */ 5813 int drm_add_modes_noedid(struct drm_connector *connector, 5814 int hdisplay, int vdisplay) 5815 { 5816 int i, count, num_modes = 0; 5817 struct drm_display_mode *mode; 5818 struct drm_device *dev = connector->dev; 5819 5820 count = ARRAY_SIZE(drm_dmt_modes); 5821 if (hdisplay < 0) 5822 hdisplay = 0; 5823 if (vdisplay < 0) 5824 vdisplay = 0; 5825 5826 for (i = 0; i < count; i++) { 5827 const struct drm_display_mode *ptr = &drm_dmt_modes[i]; 5828 5829 if (hdisplay && vdisplay) { 5830 /* 5831 * Only when two are valid, they will be used to check 5832 * whether the mode should be added to the mode list of 5833 * the connector. 5834 */ 5835 if (ptr->hdisplay > hdisplay || 5836 ptr->vdisplay > vdisplay) 5837 continue; 5838 } 5839 if (drm_mode_vrefresh(ptr) > 61) 5840 continue; 5841 mode = drm_mode_duplicate(dev, ptr); 5842 if (mode) { 5843 drm_mode_probed_add(connector, mode); 5844 num_modes++; 5845 } 5846 } 5847 return num_modes; 5848 } 5849 EXPORT_SYMBOL(drm_add_modes_noedid); 5850 5851 /** 5852 * drm_set_preferred_mode - Sets the preferred mode of a connector 5853 * @connector: connector whose mode list should be processed 5854 * @hpref: horizontal resolution of preferred mode 5855 * @vpref: vertical resolution of preferred mode 5856 * 5857 * Marks a mode as preferred if it matches the resolution specified by @hpref 5858 * and @vpref. 5859 */ 5860 void drm_set_preferred_mode(struct drm_connector *connector, 5861 int hpref, int vpref) 5862 { 5863 struct drm_display_mode *mode; 5864 5865 list_for_each_entry(mode, &connector->probed_modes, head) { 5866 if (mode->hdisplay == hpref && 5867 mode->vdisplay == vpref) 5868 mode->type |= DRM_MODE_TYPE_PREFERRED; 5869 } 5870 } 5871 EXPORT_SYMBOL(drm_set_preferred_mode); 5872 5873 static bool is_hdmi2_sink(const struct drm_connector *connector) 5874 { 5875 /* 5876 * FIXME: sil-sii8620 doesn't have a connector around when 5877 * we need one, so we have to be prepared for a NULL connector. 5878 */ 5879 if (!connector) 5880 return true; 5881 5882 return connector->display_info.hdmi.scdc.supported || 5883 connector->display_info.color_formats & DRM_COLOR_FORMAT_YCBCR420; 5884 } 5885 5886 static u8 drm_mode_hdmi_vic(const struct drm_connector *connector, 5887 const struct drm_display_mode *mode) 5888 { 5889 bool has_hdmi_infoframe = connector ? 5890 connector->display_info.has_hdmi_infoframe : false; 5891 5892 if (!has_hdmi_infoframe) 5893 return 0; 5894 5895 /* No HDMI VIC when signalling 3D video format */ 5896 if (mode->flags & DRM_MODE_FLAG_3D_MASK) 5897 return 0; 5898 5899 return drm_match_hdmi_mode(mode); 5900 } 5901 5902 static u8 drm_mode_cea_vic(const struct drm_connector *connector, 5903 const struct drm_display_mode *mode) 5904 { 5905 u8 vic; 5906 5907 /* 5908 * HDMI spec says if a mode is found in HDMI 1.4b 4K modes 5909 * we should send its VIC in vendor infoframes, else send the 5910 * VIC in AVI infoframes. Lets check if this mode is present in 5911 * HDMI 1.4b 4K modes 5912 */ 5913 if (drm_mode_hdmi_vic(connector, mode)) 5914 return 0; 5915 5916 vic = drm_match_cea_mode(mode); 5917 5918 /* 5919 * HDMI 1.4 VIC range: 1 <= VIC <= 64 (CEA-861-D) but 5920 * HDMI 2.0 VIC range: 1 <= VIC <= 107 (CEA-861-F). So we 5921 * have to make sure we dont break HDMI 1.4 sinks. 5922 */ 5923 if (!is_hdmi2_sink(connector) && vic > 64) 5924 return 0; 5925 5926 return vic; 5927 } 5928 5929 /** 5930 * drm_hdmi_avi_infoframe_from_display_mode() - fill an HDMI AVI infoframe with 5931 * data from a DRM display mode 5932 * @frame: HDMI AVI infoframe 5933 * @connector: the connector 5934 * @mode: DRM display mode 5935 * 5936 * Return: 0 on success or a negative error code on failure. 5937 */ 5938 int 5939 drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame, 5940 const struct drm_connector *connector, 5941 const struct drm_display_mode *mode) 5942 { 5943 enum hdmi_picture_aspect picture_aspect; 5944 u8 vic, hdmi_vic; 5945 5946 if (!frame || !mode) 5947 return -EINVAL; 5948 5949 hdmi_avi_infoframe_init(frame); 5950 5951 if (mode->flags & DRM_MODE_FLAG_DBLCLK) 5952 frame->pixel_repeat = 1; 5953 5954 vic = drm_mode_cea_vic(connector, mode); 5955 hdmi_vic = drm_mode_hdmi_vic(connector, mode); 5956 5957 frame->picture_aspect = HDMI_PICTURE_ASPECT_NONE; 5958 5959 /* 5960 * As some drivers don't support atomic, we can't use connector state. 5961 * So just initialize the frame with default values, just the same way 5962 * as it's done with other properties here. 5963 */ 5964 frame->content_type = HDMI_CONTENT_TYPE_GRAPHICS; 5965 frame->itc = 0; 5966 5967 /* 5968 * Populate picture aspect ratio from either 5969 * user input (if specified) or from the CEA/HDMI mode lists. 5970 */ 5971 picture_aspect = mode->picture_aspect_ratio; 5972 if (picture_aspect == HDMI_PICTURE_ASPECT_NONE) { 5973 if (vic) 5974 picture_aspect = drm_get_cea_aspect_ratio(vic); 5975 else if (hdmi_vic) 5976 picture_aspect = drm_get_hdmi_aspect_ratio(hdmi_vic); 5977 } 5978 5979 /* 5980 * The infoframe can't convey anything but none, 4:3 5981 * and 16:9, so if the user has asked for anything else 5982 * we can only satisfy it by specifying the right VIC. 5983 */ 5984 if (picture_aspect > HDMI_PICTURE_ASPECT_16_9) { 5985 if (vic) { 5986 if (picture_aspect != drm_get_cea_aspect_ratio(vic)) 5987 return -EINVAL; 5988 } else if (hdmi_vic) { 5989 if (picture_aspect != drm_get_hdmi_aspect_ratio(hdmi_vic)) 5990 return -EINVAL; 5991 } else { 5992 return -EINVAL; 5993 } 5994 5995 picture_aspect = HDMI_PICTURE_ASPECT_NONE; 5996 } 5997 5998 frame->video_code = vic; 5999 frame->picture_aspect = picture_aspect; 6000 frame->active_aspect = HDMI_ACTIVE_ASPECT_PICTURE; 6001 frame->scan_mode = HDMI_SCAN_MODE_UNDERSCAN; 6002 6003 return 0; 6004 } 6005 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_from_display_mode); 6006 6007 /** 6008 * drm_hdmi_avi_infoframe_quant_range() - fill the HDMI AVI infoframe 6009 * quantization range information 6010 * @frame: HDMI AVI infoframe 6011 * @connector: the connector 6012 * @mode: DRM display mode 6013 * @rgb_quant_range: RGB quantization range (Q) 6014 */ 6015 void 6016 drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame, 6017 const struct drm_connector *connector, 6018 const struct drm_display_mode *mode, 6019 enum hdmi_quantization_range rgb_quant_range) 6020 { 6021 const struct drm_display_info *info = &connector->display_info; 6022 6023 /* 6024 * CEA-861: 6025 * "A Source shall not send a non-zero Q value that does not correspond 6026 * to the default RGB Quantization Range for the transmitted Picture 6027 * unless the Sink indicates support for the Q bit in a Video 6028 * Capabilities Data Block." 6029 * 6030 * HDMI 2.0 recommends sending non-zero Q when it does match the 6031 * default RGB quantization range for the mode, even when QS=0. 6032 */ 6033 if (info->rgb_quant_range_selectable || 6034 rgb_quant_range == drm_default_rgb_quant_range(mode)) 6035 frame->quantization_range = rgb_quant_range; 6036 else 6037 frame->quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT; 6038 6039 /* 6040 * CEA-861-F: 6041 * "When transmitting any RGB colorimetry, the Source should set the 6042 * YQ-field to match the RGB Quantization Range being transmitted 6043 * (e.g., when Limited Range RGB, set YQ=0 or when Full Range RGB, 6044 * set YQ=1) and the Sink shall ignore the YQ-field." 6045 * 6046 * Unfortunate certain sinks (eg. VIZ Model 67/E261VA) get confused 6047 * by non-zero YQ when receiving RGB. There doesn't seem to be any 6048 * good way to tell which version of CEA-861 the sink supports, so 6049 * we limit non-zero YQ to HDMI 2.0 sinks only as HDMI 2.0 is based 6050 * on on CEA-861-F. 6051 */ 6052 if (!is_hdmi2_sink(connector) || 6053 rgb_quant_range == HDMI_QUANTIZATION_RANGE_LIMITED) 6054 frame->ycc_quantization_range = 6055 HDMI_YCC_QUANTIZATION_RANGE_LIMITED; 6056 else 6057 frame->ycc_quantization_range = 6058 HDMI_YCC_QUANTIZATION_RANGE_FULL; 6059 } 6060 EXPORT_SYMBOL(drm_hdmi_avi_infoframe_quant_range); 6061 6062 static enum hdmi_3d_structure 6063 s3d_structure_from_display_mode(const struct drm_display_mode *mode) 6064 { 6065 u32 layout = mode->flags & DRM_MODE_FLAG_3D_MASK; 6066 6067 switch (layout) { 6068 case DRM_MODE_FLAG_3D_FRAME_PACKING: 6069 return HDMI_3D_STRUCTURE_FRAME_PACKING; 6070 case DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE: 6071 return HDMI_3D_STRUCTURE_FIELD_ALTERNATIVE; 6072 case DRM_MODE_FLAG_3D_LINE_ALTERNATIVE: 6073 return HDMI_3D_STRUCTURE_LINE_ALTERNATIVE; 6074 case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL: 6075 return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_FULL; 6076 case DRM_MODE_FLAG_3D_L_DEPTH: 6077 return HDMI_3D_STRUCTURE_L_DEPTH; 6078 case DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH: 6079 return HDMI_3D_STRUCTURE_L_DEPTH_GFX_GFX_DEPTH; 6080 case DRM_MODE_FLAG_3D_TOP_AND_BOTTOM: 6081 return HDMI_3D_STRUCTURE_TOP_AND_BOTTOM; 6082 case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF: 6083 return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_HALF; 6084 default: 6085 return HDMI_3D_STRUCTURE_INVALID; 6086 } 6087 } 6088 6089 /** 6090 * drm_hdmi_vendor_infoframe_from_display_mode() - fill an HDMI infoframe with 6091 * data from a DRM display mode 6092 * @frame: HDMI vendor infoframe 6093 * @connector: the connector 6094 * @mode: DRM display mode 6095 * 6096 * Note that there's is a need to send HDMI vendor infoframes only when using a 6097 * 4k or stereoscopic 3D mode. So when giving any other mode as input this 6098 * function will return -EINVAL, error that can be safely ignored. 6099 * 6100 * Return: 0 on success or a negative error code on failure. 6101 */ 6102 int 6103 drm_hdmi_vendor_infoframe_from_display_mode(struct hdmi_vendor_infoframe *frame, 6104 const struct drm_connector *connector, 6105 const struct drm_display_mode *mode) 6106 { 6107 /* 6108 * FIXME: sil-sii8620 doesn't have a connector around when 6109 * we need one, so we have to be prepared for a NULL connector. 6110 */ 6111 bool has_hdmi_infoframe = connector ? 6112 connector->display_info.has_hdmi_infoframe : false; 6113 int err; 6114 6115 if (!frame || !mode) 6116 return -EINVAL; 6117 6118 if (!has_hdmi_infoframe) 6119 return -EINVAL; 6120 6121 err = hdmi_vendor_infoframe_init(frame); 6122 if (err < 0) 6123 return err; 6124 6125 /* 6126 * Even if it's not absolutely necessary to send the infoframe 6127 * (ie.vic==0 and s3d_struct==0) we will still send it if we 6128 * know that the sink can handle it. This is based on a 6129 * suggestion in HDMI 2.0 Appendix F. Apparently some sinks 6130 * have trouble realizing that they should switch from 3D to 2D 6131 * mode if the source simply stops sending the infoframe when 6132 * it wants to switch from 3D to 2D. 6133 */ 6134 frame->vic = drm_mode_hdmi_vic(connector, mode); 6135 frame->s3d_struct = s3d_structure_from_display_mode(mode); 6136 6137 return 0; 6138 } 6139 EXPORT_SYMBOL(drm_hdmi_vendor_infoframe_from_display_mode); 6140 6141 static void drm_parse_tiled_block(struct drm_connector *connector, 6142 const struct displayid_block *block) 6143 { 6144 const struct displayid_tiled_block *tile = (struct displayid_tiled_block *)block; 6145 u16 w, h; 6146 u8 tile_v_loc, tile_h_loc; 6147 u8 num_v_tile, num_h_tile; 6148 struct drm_tile_group *tg; 6149 6150 w = tile->tile_size[0] | tile->tile_size[1] << 8; 6151 h = tile->tile_size[2] | tile->tile_size[3] << 8; 6152 6153 num_v_tile = (tile->topo[0] & 0xf) | (tile->topo[2] & 0x30); 6154 num_h_tile = (tile->topo[0] >> 4) | ((tile->topo[2] >> 2) & 0x30); 6155 tile_v_loc = (tile->topo[1] & 0xf) | ((tile->topo[2] & 0x3) << 4); 6156 tile_h_loc = (tile->topo[1] >> 4) | (((tile->topo[2] >> 2) & 0x3) << 4); 6157 6158 connector->has_tile = true; 6159 if (tile->tile_cap & 0x80) 6160 connector->tile_is_single_monitor = true; 6161 6162 connector->num_h_tile = num_h_tile + 1; 6163 connector->num_v_tile = num_v_tile + 1; 6164 connector->tile_h_loc = tile_h_loc; 6165 connector->tile_v_loc = tile_v_loc; 6166 connector->tile_h_size = w + 1; 6167 connector->tile_v_size = h + 1; 6168 6169 DRM_DEBUG_KMS("tile cap 0x%x\n", tile->tile_cap); 6170 DRM_DEBUG_KMS("tile_size %d x %d\n", w + 1, h + 1); 6171 DRM_DEBUG_KMS("topo num tiles %dx%d, location %dx%d\n", 6172 num_h_tile + 1, num_v_tile + 1, tile_h_loc, tile_v_loc); 6173 DRM_DEBUG_KMS("vend %c%c%c\n", tile->topology_id[0], tile->topology_id[1], tile->topology_id[2]); 6174 6175 tg = drm_mode_get_tile_group(connector->dev, tile->topology_id); 6176 if (!tg) 6177 tg = drm_mode_create_tile_group(connector->dev, tile->topology_id); 6178 if (!tg) 6179 return; 6180 6181 if (connector->tile_group != tg) { 6182 /* if we haven't got a pointer, 6183 take the reference, drop ref to old tile group */ 6184 if (connector->tile_group) 6185 drm_mode_put_tile_group(connector->dev, connector->tile_group); 6186 connector->tile_group = tg; 6187 } else { 6188 /* if same tile group, then release the ref we just took. */ 6189 drm_mode_put_tile_group(connector->dev, tg); 6190 } 6191 } 6192 6193 void drm_update_tile_info(struct drm_connector *connector, 6194 const struct edid *edid) 6195 { 6196 const struct displayid_block *block; 6197 struct displayid_iter iter; 6198 6199 connector->has_tile = false; 6200 6201 displayid_iter_edid_begin(edid, &iter); 6202 displayid_iter_for_each(block, &iter) { 6203 if (block->tag == DATA_BLOCK_TILED_DISPLAY) 6204 drm_parse_tiled_block(connector, block); 6205 } 6206 displayid_iter_end(&iter); 6207 6208 if (!connector->has_tile && connector->tile_group) { 6209 drm_mode_put_tile_group(connector->dev, connector->tile_group); 6210 connector->tile_group = NULL; 6211 } 6212 } 6213