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|
- /*
- * Copyright (c) 2006 Luc Verhaegen (quirks list)
- * Copyright (c) 2007-2008 Intel Corporation
- * Jesse Barnes <jesse.barnes@intel.com>
- * Copyright 2010 Red Hat, Inc.
- *
- * DDC probing routines (drm_ddc_read & drm_do_probe_ddc_edid) originally from
- * FB layer.
- * Copyright (C) 2006 Dennis Munsie <dmunsie@cecropia.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sub license,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
- #include <linux/hdmi.h>
- #include <linux/i2c.h>
- #include <linux/kernel.h>
- #include <linux/module.h>
- #include <linux/slab.h>
- #include <linux/vga_switcheroo.h>
- #include <drm/drm_displayid.h>
- #include <drm/drm_drv.h>
- #include <drm/drm_edid.h>
- #include <drm/drm_encoder.h>
- #include <drm/drm_print.h>
- #include <drm/drm_scdc_helper.h>
- #include "drm_crtc_internal.h"
- #define version_greater(edid, maj, min) \
- (((edid)->version > (maj)) || \
- ((edid)->version == (maj) && (edid)->revision > (min)))
- #define EDID_EST_TIMINGS 16
- #define EDID_STD_TIMINGS 8
- #define EDID_DETAILED_TIMINGS 4
- /*
- * EDID blocks out in the wild have a variety of bugs, try to collect
- * them here (note that userspace may work around broken monitors first,
- * but fixes should make their way here so that the kernel "just works"
- * on as many displays as possible).
- */
- /* First detailed mode wrong, use largest 60Hz mode */
- #define EDID_QUIRK_PREFER_LARGE_60 (1 << 0)
- /* Reported 135MHz pixel clock is too high, needs adjustment */
- #define EDID_QUIRK_135_CLOCK_TOO_HIGH (1 << 1)
- /* Prefer the largest mode at 75 Hz */
- #define EDID_QUIRK_PREFER_LARGE_75 (1 << 2)
- /* Detail timing is in cm not mm */
- #define EDID_QUIRK_DETAILED_IN_CM (1 << 3)
- /* Detailed timing descriptors have bogus size values, so just take the
- * maximum size and use that.
- */
- #define EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE (1 << 4)
- /* use +hsync +vsync for detailed mode */
- #define EDID_QUIRK_DETAILED_SYNC_PP (1 << 6)
- /* Force reduced-blanking timings for detailed modes */
- #define EDID_QUIRK_FORCE_REDUCED_BLANKING (1 << 7)
- /* Force 8bpc */
- #define EDID_QUIRK_FORCE_8BPC (1 << 8)
- /* Force 12bpc */
- #define EDID_QUIRK_FORCE_12BPC (1 << 9)
- /* Force 6bpc */
- #define EDID_QUIRK_FORCE_6BPC (1 << 10)
- /* Force 10bpc */
- #define EDID_QUIRK_FORCE_10BPC (1 << 11)
- /* Non desktop display (i.e. HMD) */
- #define EDID_QUIRK_NON_DESKTOP (1 << 12)
- struct detailed_mode_closure {
- struct drm_connector *connector;
- struct edid *edid;
- bool preferred;
- u32 quirks;
- int modes;
- };
- #define LEVEL_DMT 0
- #define LEVEL_GTF 1
- #define LEVEL_GTF2 2
- #define LEVEL_CVT 3
- static const struct edid_quirk {
- char vendor[4];
- int product_id;
- u32 quirks;
- } edid_quirk_list[] = {
- /* Acer AL1706 */
- { "ACR", 44358, EDID_QUIRK_PREFER_LARGE_60 },
- /* Acer F51 */
- { "API", 0x7602, EDID_QUIRK_PREFER_LARGE_60 },
- /* AEO model 0 reports 8 bpc, but is a 6 bpc panel */
- { "AEO", 0, EDID_QUIRK_FORCE_6BPC },
- /* BOE model on HP Pavilion 15-n233sl reports 8 bpc, but is a 6 bpc panel */
- { "BOE", 0x78b, EDID_QUIRK_FORCE_6BPC },
- /* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */
- { "CPT", 0x17df, EDID_QUIRK_FORCE_6BPC },
- /* SDC panel of Lenovo B50-80 reports 8 bpc, but is a 6 bpc panel */
- { "SDC", 0x3652, EDID_QUIRK_FORCE_6BPC },
- /* BOE model 0x0771 reports 8 bpc, but is a 6 bpc panel */
- { "BOE", 0x0771, EDID_QUIRK_FORCE_6BPC },
- /* Belinea 10 15 55 */
- { "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 },
- { "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 },
- /* Envision Peripherals, Inc. EN-7100e */
- { "EPI", 59264, EDID_QUIRK_135_CLOCK_TOO_HIGH },
- /* Envision EN2028 */
- { "EPI", 8232, EDID_QUIRK_PREFER_LARGE_60 },
- /* Funai Electronics PM36B */
- { "FCM", 13600, EDID_QUIRK_PREFER_LARGE_75 |
- EDID_QUIRK_DETAILED_IN_CM },
- /* LGD panel of HP zBook 17 G2, eDP 10 bpc, but reports unknown bpc */
- { "LGD", 764, EDID_QUIRK_FORCE_10BPC },
- /* LG Philips LCD LP154W01-A5 */
- { "LPL", 0, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE },
- { "LPL", 0x2a00, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE },
- /* Samsung SyncMaster 205BW. Note: irony */
- { "SAM", 541, EDID_QUIRK_DETAILED_SYNC_PP },
- /* Samsung SyncMaster 22[5-6]BW */
- { "SAM", 596, EDID_QUIRK_PREFER_LARGE_60 },
- { "SAM", 638, EDID_QUIRK_PREFER_LARGE_60 },
- /* Sony PVM-2541A does up to 12 bpc, but only reports max 8 bpc */
- { "SNY", 0x2541, EDID_QUIRK_FORCE_12BPC },
- /* ViewSonic VA2026w */
- { "VSC", 5020, EDID_QUIRK_FORCE_REDUCED_BLANKING },
- /* Medion MD 30217 PG */
- { "MED", 0x7b8, EDID_QUIRK_PREFER_LARGE_75 },
- /* Lenovo G50 */
- { "SDC", 18514, EDID_QUIRK_FORCE_6BPC },
- /* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */
- { "SEC", 0xd033, EDID_QUIRK_FORCE_8BPC },
- /* Rotel RSX-1058 forwards sink's EDID but only does HDMI 1.1*/
- { "ETR", 13896, EDID_QUIRK_FORCE_8BPC },
- /* Valve Index Headset */
- { "VLV", 0x91a8, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91b0, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91b1, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91b2, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91b3, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91b4, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91b5, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91b6, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91b7, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91b8, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91b9, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91ba, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91bb, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91bc, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91bd, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91be, EDID_QUIRK_NON_DESKTOP },
- { "VLV", 0x91bf, EDID_QUIRK_NON_DESKTOP },
- /* HTC Vive and Vive Pro VR Headsets */
- { "HVR", 0xaa01, EDID_QUIRK_NON_DESKTOP },
- { "HVR", 0xaa02, EDID_QUIRK_NON_DESKTOP },
- /* Oculus Rift DK1, DK2, CV1 and Rift S VR Headsets */
- { "OVR", 0x0001, EDID_QUIRK_NON_DESKTOP },
- { "OVR", 0x0003, EDID_QUIRK_NON_DESKTOP },
- { "OVR", 0x0004, EDID_QUIRK_NON_DESKTOP },
- { "OVR", 0x0012, EDID_QUIRK_NON_DESKTOP },
- /* Windows Mixed Reality Headsets */
- { "ACR", 0x7fce, EDID_QUIRK_NON_DESKTOP },
- { "HPN", 0x3515, EDID_QUIRK_NON_DESKTOP },
- { "LEN", 0x0408, EDID_QUIRK_NON_DESKTOP },
- { "LEN", 0xb800, EDID_QUIRK_NON_DESKTOP },
- { "FUJ", 0x1970, EDID_QUIRK_NON_DESKTOP },
- { "DEL", 0x7fce, EDID_QUIRK_NON_DESKTOP },
- { "SEC", 0x144a, EDID_QUIRK_NON_DESKTOP },
- { "AUS", 0xc102, EDID_QUIRK_NON_DESKTOP },
- /* Sony PlayStation VR Headset */
- { "SNY", 0x0704, EDID_QUIRK_NON_DESKTOP },
- /* Sensics VR Headsets */
- { "SEN", 0x1019, EDID_QUIRK_NON_DESKTOP },
- /* OSVR HDK and HDK2 VR Headsets */
- { "SVR", 0x1019, EDID_QUIRK_NON_DESKTOP },
- };
- /*
- * Autogenerated from the DMT spec.
- * This table is copied from xfree86/modes/xf86EdidModes.c.
- */
- static const struct drm_display_mode drm_dmt_modes[] = {
- /* 0x01 - 640x350@85Hz */
- { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 31500, 640, 672,
- 736, 832, 0, 350, 382, 385, 445, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x02 - 640x400@85Hz */
- { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 31500, 640, 672,
- 736, 832, 0, 400, 401, 404, 445, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x03 - 720x400@85Hz */
- { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 756,
- 828, 936, 0, 400, 401, 404, 446, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x04 - 640x480@60Hz */
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
- 752, 800, 0, 480, 490, 492, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x05 - 640x480@72Hz */
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664,
- 704, 832, 0, 480, 489, 492, 520, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x06 - 640x480@75Hz */
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656,
- 720, 840, 0, 480, 481, 484, 500, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x07 - 640x480@85Hz */
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 36000, 640, 696,
- 752, 832, 0, 480, 481, 484, 509, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x08 - 800x600@56Hz */
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824,
- 896, 1024, 0, 600, 601, 603, 625, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x09 - 800x600@60Hz */
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
- 968, 1056, 0, 600, 601, 605, 628, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x0a - 800x600@72Hz */
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856,
- 976, 1040, 0, 600, 637, 643, 666, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x0b - 800x600@75Hz */
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816,
- 896, 1056, 0, 600, 601, 604, 625, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x0c - 800x600@85Hz */
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 56250, 800, 832,
- 896, 1048, 0, 600, 601, 604, 631, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x0d - 800x600@120Hz RB */
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 73250, 800, 848,
- 880, 960, 0, 600, 603, 607, 636, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x0e - 848x480@60Hz */
- { DRM_MODE("848x480", DRM_MODE_TYPE_DRIVER, 33750, 848, 864,
- 976, 1088, 0, 480, 486, 494, 517, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x0f - 1024x768@43Hz, interlace */
- { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER, 44900, 1024, 1032,
- 1208, 1264, 0, 768, 768, 776, 817, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
- DRM_MODE_FLAG_INTERLACE) },
- /* 0x10 - 1024x768@60Hz */
- { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
- 1184, 1344, 0, 768, 771, 777, 806, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x11 - 1024x768@70Hz */
- { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048,
- 1184, 1328, 0, 768, 771, 777, 806, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x12 - 1024x768@75Hz */
- { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040,
- 1136, 1312, 0, 768, 769, 772, 800, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x13 - 1024x768@85Hz */
- { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 94500, 1024, 1072,
- 1168, 1376, 0, 768, 769, 772, 808, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x14 - 1024x768@120Hz RB */
- { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 115500, 1024, 1072,
- 1104, 1184, 0, 768, 771, 775, 813, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x15 - 1152x864@75Hz */
- { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
- 1344, 1600, 0, 864, 865, 868, 900, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x55 - 1280x720@60Hz */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
- 1430, 1650, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x16 - 1280x768@60Hz RB */
- { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 68250, 1280, 1328,
- 1360, 1440, 0, 768, 771, 778, 790, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x17 - 1280x768@60Hz */
- { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344,
- 1472, 1664, 0, 768, 771, 778, 798, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x18 - 1280x768@75Hz */
- { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 102250, 1280, 1360,
- 1488, 1696, 0, 768, 771, 778, 805, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x19 - 1280x768@85Hz */
- { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 117500, 1280, 1360,
- 1496, 1712, 0, 768, 771, 778, 809, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x1a - 1280x768@120Hz RB */
- { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 140250, 1280, 1328,
- 1360, 1440, 0, 768, 771, 778, 813, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x1b - 1280x800@60Hz RB */
- { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 71000, 1280, 1328,
- 1360, 1440, 0, 800, 803, 809, 823, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x1c - 1280x800@60Hz */
- { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352,
- 1480, 1680, 0, 800, 803, 809, 831, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x1d - 1280x800@75Hz */
- { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 106500, 1280, 1360,
- 1488, 1696, 0, 800, 803, 809, 838, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x1e - 1280x800@85Hz */
- { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 122500, 1280, 1360,
- 1496, 1712, 0, 800, 803, 809, 843, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x1f - 1280x800@120Hz RB */
- { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 146250, 1280, 1328,
- 1360, 1440, 0, 800, 803, 809, 847, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x20 - 1280x960@60Hz */
- { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376,
- 1488, 1800, 0, 960, 961, 964, 1000, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x21 - 1280x960@85Hz */
- { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1344,
- 1504, 1728, 0, 960, 961, 964, 1011, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x22 - 1280x960@120Hz RB */
- { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 175500, 1280, 1328,
- 1360, 1440, 0, 960, 963, 967, 1017, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x23 - 1280x1024@60Hz */
- { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328,
- 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x24 - 1280x1024@75Hz */
- { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296,
- 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x25 - 1280x1024@85Hz */
- { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 157500, 1280, 1344,
- 1504, 1728, 0, 1024, 1025, 1028, 1072, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x26 - 1280x1024@120Hz RB */
- { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 187250, 1280, 1328,
- 1360, 1440, 0, 1024, 1027, 1034, 1084, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x27 - 1360x768@60Hz */
- { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424,
- 1536, 1792, 0, 768, 771, 777, 795, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x28 - 1360x768@120Hz RB */
- { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 148250, 1360, 1408,
- 1440, 1520, 0, 768, 771, 776, 813, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x51 - 1366x768@60Hz */
- { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 85500, 1366, 1436,
- 1579, 1792, 0, 768, 771, 774, 798, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x56 - 1366x768@60Hz */
- { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 72000, 1366, 1380,
- 1436, 1500, 0, 768, 769, 772, 800, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x29 - 1400x1050@60Hz RB */
- { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 101000, 1400, 1448,
- 1480, 1560, 0, 1050, 1053, 1057, 1080, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x2a - 1400x1050@60Hz */
- { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488,
- 1632, 1864, 0, 1050, 1053, 1057, 1089, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x2b - 1400x1050@75Hz */
- { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 156000, 1400, 1504,
- 1648, 1896, 0, 1050, 1053, 1057, 1099, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x2c - 1400x1050@85Hz */
- { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 179500, 1400, 1504,
- 1656, 1912, 0, 1050, 1053, 1057, 1105, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x2d - 1400x1050@120Hz RB */
- { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 208000, 1400, 1448,
- 1480, 1560, 0, 1050, 1053, 1057, 1112, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x2e - 1440x900@60Hz RB */
- { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 88750, 1440, 1488,
- 1520, 1600, 0, 900, 903, 909, 926, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x2f - 1440x900@60Hz */
- { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520,
- 1672, 1904, 0, 900, 903, 909, 934, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x30 - 1440x900@75Hz */
- { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 136750, 1440, 1536,
- 1688, 1936, 0, 900, 903, 909, 942, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x31 - 1440x900@85Hz */
- { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 157000, 1440, 1544,
- 1696, 1952, 0, 900, 903, 909, 948, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x32 - 1440x900@120Hz RB */
- { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 182750, 1440, 1488,
- 1520, 1600, 0, 900, 903, 909, 953, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x53 - 1600x900@60Hz */
- { DRM_MODE("1600x900", DRM_MODE_TYPE_DRIVER, 108000, 1600, 1624,
- 1704, 1800, 0, 900, 901, 904, 1000, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x33 - 1600x1200@60Hz */
- { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664,
- 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x34 - 1600x1200@65Hz */
- { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 175500, 1600, 1664,
- 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x35 - 1600x1200@70Hz */
- { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 189000, 1600, 1664,
- 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x36 - 1600x1200@75Hz */
- { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 202500, 1600, 1664,
- 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x37 - 1600x1200@85Hz */
- { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 229500, 1600, 1664,
- 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x38 - 1600x1200@120Hz RB */
- { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 268250, 1600, 1648,
- 1680, 1760, 0, 1200, 1203, 1207, 1271, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x39 - 1680x1050@60Hz RB */
- { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 119000, 1680, 1728,
- 1760, 1840, 0, 1050, 1053, 1059, 1080, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x3a - 1680x1050@60Hz */
- { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784,
- 1960, 2240, 0, 1050, 1053, 1059, 1089, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x3b - 1680x1050@75Hz */
- { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 187000, 1680, 1800,
- 1976, 2272, 0, 1050, 1053, 1059, 1099, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x3c - 1680x1050@85Hz */
- { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 214750, 1680, 1808,
- 1984, 2288, 0, 1050, 1053, 1059, 1105, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x3d - 1680x1050@120Hz RB */
- { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 245500, 1680, 1728,
- 1760, 1840, 0, 1050, 1053, 1059, 1112, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x3e - 1792x1344@60Hz */
- { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920,
- 2120, 2448, 0, 1344, 1345, 1348, 1394, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x3f - 1792x1344@75Hz */
- { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 261000, 1792, 1888,
- 2104, 2456, 0, 1344, 1345, 1348, 1417, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x40 - 1792x1344@120Hz RB */
- { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 333250, 1792, 1840,
- 1872, 1952, 0, 1344, 1347, 1351, 1423, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x41 - 1856x1392@60Hz */
- { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952,
- 2176, 2528, 0, 1392, 1393, 1396, 1439, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x42 - 1856x1392@75Hz */
- { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 288000, 1856, 1984,
- 2208, 2560, 0, 1392, 1393, 1396, 1500, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x43 - 1856x1392@120Hz RB */
- { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 356500, 1856, 1904,
- 1936, 2016, 0, 1392, 1395, 1399, 1474, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x52 - 1920x1080@60Hz */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
- 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x44 - 1920x1200@60Hz RB */
- { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 154000, 1920, 1968,
- 2000, 2080, 0, 1200, 1203, 1209, 1235, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x45 - 1920x1200@60Hz */
- { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056,
- 2256, 2592, 0, 1200, 1203, 1209, 1245, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x46 - 1920x1200@75Hz */
- { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 245250, 1920, 2056,
- 2264, 2608, 0, 1200, 1203, 1209, 1255, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x47 - 1920x1200@85Hz */
- { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 281250, 1920, 2064,
- 2272, 2624, 0, 1200, 1203, 1209, 1262, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x48 - 1920x1200@120Hz RB */
- { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 317000, 1920, 1968,
- 2000, 2080, 0, 1200, 1203, 1209, 1271, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x49 - 1920x1440@60Hz */
- { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048,
- 2256, 2600, 0, 1440, 1441, 1444, 1500, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x4a - 1920x1440@75Hz */
- { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2064,
- 2288, 2640, 0, 1440, 1441, 1444, 1500, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x4b - 1920x1440@120Hz RB */
- { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 380500, 1920, 1968,
- 2000, 2080, 0, 1440, 1443, 1447, 1525, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x54 - 2048x1152@60Hz */
- { DRM_MODE("2048x1152", DRM_MODE_TYPE_DRIVER, 162000, 2048, 2074,
- 2154, 2250, 0, 1152, 1153, 1156, 1200, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x4c - 2560x1600@60Hz RB */
- { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 268500, 2560, 2608,
- 2640, 2720, 0, 1600, 1603, 1609, 1646, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x4d - 2560x1600@60Hz */
- { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752,
- 3032, 3504, 0, 1600, 1603, 1609, 1658, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x4e - 2560x1600@75Hz */
- { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 443250, 2560, 2768,
- 3048, 3536, 0, 1600, 1603, 1609, 1672, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x4f - 2560x1600@85Hz */
- { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 505250, 2560, 2768,
- 3048, 3536, 0, 1600, 1603, 1609, 1682, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 0x50 - 2560x1600@120Hz RB */
- { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 552750, 2560, 2608,
- 2640, 2720, 0, 1600, 1603, 1609, 1694, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x57 - 4096x2160@60Hz RB */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 556744, 4096, 4104,
- 4136, 4176, 0, 2160, 2208, 2216, 2222, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 0x58 - 4096x2160@59.94Hz RB */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 556188, 4096, 4104,
- 4136, 4176, 0, 2160, 2208, 2216, 2222, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- };
- /*
- * These more or less come from the DMT spec. The 720x400 modes are
- * inferred from historical 80x25 practice. The 640x480@67 and 832x624@75
- * modes are old-school Mac modes. The EDID spec says the 1152x864@75 mode
- * should be 1152x870, again for the Mac, but instead we use the x864 DMT
- * mode.
- *
- * The DMT modes have been fact-checked; the rest are mild guesses.
- */
- static const struct drm_display_mode edid_est_modes[] = {
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
- 968, 1056, 0, 600, 601, 605, 628, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@60Hz */
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824,
- 896, 1024, 0, 600, 601, 603, 625, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@56Hz */
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656,
- 720, 840, 0, 480, 481, 484, 500, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@75Hz */
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664,
- 704, 832, 0, 480, 489, 492, 520, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@72Hz */
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 30240, 640, 704,
- 768, 864, 0, 480, 483, 486, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@67Hz */
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
- 752, 800, 0, 480, 490, 492, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@60Hz */
- { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 738,
- 846, 900, 0, 400, 421, 423, 449, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 720x400@88Hz */
- { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 28320, 720, 738,
- 846, 900, 0, 400, 412, 414, 449, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 720x400@70Hz */
- { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296,
- 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1280x1024@75Hz */
- { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040,
- 1136, 1312, 0, 768, 769, 772, 800, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1024x768@75Hz */
- { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048,
- 1184, 1328, 0, 768, 771, 777, 806, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@70Hz */
- { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
- 1184, 1344, 0, 768, 771, 777, 806, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@60Hz */
- { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER,44900, 1024, 1032,
- 1208, 1264, 0, 768, 768, 776, 817, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_INTERLACE) }, /* 1024x768@43Hz */
- { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 57284, 832, 864,
- 928, 1152, 0, 624, 625, 628, 667, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 832x624@75Hz */
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816,
- 896, 1056, 0, 600, 601, 604, 625, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@75Hz */
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856,
- 976, 1040, 0, 600, 637, 643, 666, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@72Hz */
- { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
- 1344, 1600, 0, 864, 865, 868, 900, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1152x864@75Hz */
- };
- struct minimode {
- short w;
- short h;
- short r;
- short rb;
- };
- static const struct minimode est3_modes[] = {
- /* byte 6 */
- { 640, 350, 85, 0 },
- { 640, 400, 85, 0 },
- { 720, 400, 85, 0 },
- { 640, 480, 85, 0 },
- { 848, 480, 60, 0 },
- { 800, 600, 85, 0 },
- { 1024, 768, 85, 0 },
- { 1152, 864, 75, 0 },
- /* byte 7 */
- { 1280, 768, 60, 1 },
- { 1280, 768, 60, 0 },
- { 1280, 768, 75, 0 },
- { 1280, 768, 85, 0 },
- { 1280, 960, 60, 0 },
- { 1280, 960, 85, 0 },
- { 1280, 1024, 60, 0 },
- { 1280, 1024, 85, 0 },
- /* byte 8 */
- { 1360, 768, 60, 0 },
- { 1440, 900, 60, 1 },
- { 1440, 900, 60, 0 },
- { 1440, 900, 75, 0 },
- { 1440, 900, 85, 0 },
- { 1400, 1050, 60, 1 },
- { 1400, 1050, 60, 0 },
- { 1400, 1050, 75, 0 },
- /* byte 9 */
- { 1400, 1050, 85, 0 },
- { 1680, 1050, 60, 1 },
- { 1680, 1050, 60, 0 },
- { 1680, 1050, 75, 0 },
- { 1680, 1050, 85, 0 },
- { 1600, 1200, 60, 0 },
- { 1600, 1200, 65, 0 },
- { 1600, 1200, 70, 0 },
- /* byte 10 */
- { 1600, 1200, 75, 0 },
- { 1600, 1200, 85, 0 },
- { 1792, 1344, 60, 0 },
- { 1792, 1344, 75, 0 },
- { 1856, 1392, 60, 0 },
- { 1856, 1392, 75, 0 },
- { 1920, 1200, 60, 1 },
- { 1920, 1200, 60, 0 },
- /* byte 11 */
- { 1920, 1200, 75, 0 },
- { 1920, 1200, 85, 0 },
- { 1920, 1440, 60, 0 },
- { 1920, 1440, 75, 0 },
- };
- static const struct minimode extra_modes[] = {
- { 1024, 576, 60, 0 },
- { 1366, 768, 60, 0 },
- { 1600, 900, 60, 0 },
- { 1680, 945, 60, 0 },
- { 1920, 1080, 60, 0 },
- { 2048, 1152, 60, 0 },
- { 2048, 1536, 60, 0 },
- };
- /*
- * From CEA/CTA-861 spec.
- *
- * Do not access directly, instead always use cea_mode_for_vic().
- */
- static const struct drm_display_mode edid_cea_modes_1[] = {
- /* 1 - 640x480@60Hz 4:3 */
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
- 752, 800, 0, 480, 490, 492, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 2 - 720x480@60Hz 4:3 */
- { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736,
- 798, 858, 0, 480, 489, 495, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 3 - 720x480@60Hz 16:9 */
- { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736,
- 798, 858, 0, 480, 489, 495, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 4 - 1280x720@60Hz 16:9 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
- 1430, 1650, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 5 - 1920x1080i@60Hz 16:9 */
- { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
- 2052, 2200, 0, 1080, 1084, 1094, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
- DRM_MODE_FLAG_INTERLACE),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 6 - 720(1440)x480i@60Hz 4:3 */
- { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
- 801, 858, 0, 480, 488, 494, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 7 - 720(1440)x480i@60Hz 16:9 */
- { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
- 801, 858, 0, 480, 488, 494, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 8 - 720(1440)x240@60Hz 4:3 */
- { DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
- 801, 858, 0, 240, 244, 247, 262, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 9 - 720(1440)x240@60Hz 16:9 */
- { DRM_MODE("720x240", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
- 801, 858, 0, 240, 244, 247, 262, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 10 - 2880x480i@60Hz 4:3 */
- { DRM_MODE("2880x480i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
- 3204, 3432, 0, 480, 488, 494, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 11 - 2880x480i@60Hz 16:9 */
- { DRM_MODE("2880x480i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
- 3204, 3432, 0, 480, 488, 494, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 12 - 2880x240@60Hz 4:3 */
- { DRM_MODE("2880x240", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
- 3204, 3432, 0, 240, 244, 247, 262, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 13 - 2880x240@60Hz 16:9 */
- { DRM_MODE("2880x240", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2956,
- 3204, 3432, 0, 240, 244, 247, 262, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 14 - 1440x480@60Hz 4:3 */
- { DRM_MODE("1440x480", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1472,
- 1596, 1716, 0, 480, 489, 495, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 15 - 1440x480@60Hz 16:9 */
- { DRM_MODE("1440x480", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1472,
- 1596, 1716, 0, 480, 489, 495, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 16 - 1920x1080@60Hz 16:9 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
- 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 17 - 720x576@50Hz 4:3 */
- { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
- 796, 864, 0, 576, 581, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 18 - 720x576@50Hz 16:9 */
- { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
- 796, 864, 0, 576, 581, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 19 - 1280x720@50Hz 16:9 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720,
- 1760, 1980, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 20 - 1920x1080i@50Hz 16:9 */
- { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
- 2492, 2640, 0, 1080, 1084, 1094, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
- DRM_MODE_FLAG_INTERLACE),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 21 - 720(1440)x576i@50Hz 4:3 */
- { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
- 795, 864, 0, 576, 580, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 22 - 720(1440)x576i@50Hz 16:9 */
- { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
- 795, 864, 0, 576, 580, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 23 - 720(1440)x288@50Hz 4:3 */
- { DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
- 795, 864, 0, 288, 290, 293, 312, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 24 - 720(1440)x288@50Hz 16:9 */
- { DRM_MODE("720x288", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
- 795, 864, 0, 288, 290, 293, 312, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 25 - 2880x576i@50Hz 4:3 */
- { DRM_MODE("2880x576i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
- 3180, 3456, 0, 576, 580, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 26 - 2880x576i@50Hz 16:9 */
- { DRM_MODE("2880x576i", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
- 3180, 3456, 0, 576, 580, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 27 - 2880x288@50Hz 4:3 */
- { DRM_MODE("2880x288", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
- 3180, 3456, 0, 288, 290, 293, 312, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 28 - 2880x288@50Hz 16:9 */
- { DRM_MODE("2880x288", DRM_MODE_TYPE_DRIVER, 54000, 2880, 2928,
- 3180, 3456, 0, 288, 290, 293, 312, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 29 - 1440x576@50Hz 4:3 */
- { DRM_MODE("1440x576", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1464,
- 1592, 1728, 0, 576, 581, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 30 - 1440x576@50Hz 16:9 */
- { DRM_MODE("1440x576", DRM_MODE_TYPE_DRIVER, 54000, 1440, 1464,
- 1592, 1728, 0, 576, 581, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 31 - 1920x1080@50Hz 16:9 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
- 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 32 - 1920x1080@24Hz 16:9 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2558,
- 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 33 - 1920x1080@25Hz 16:9 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
- 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 34 - 1920x1080@30Hz 16:9 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
- 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 35 - 2880x480@60Hz 4:3 */
- { DRM_MODE("2880x480", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2944,
- 3192, 3432, 0, 480, 489, 495, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 36 - 2880x480@60Hz 16:9 */
- { DRM_MODE("2880x480", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2944,
- 3192, 3432, 0, 480, 489, 495, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 37 - 2880x576@50Hz 4:3 */
- { DRM_MODE("2880x576", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2928,
- 3184, 3456, 0, 576, 581, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 38 - 2880x576@50Hz 16:9 */
- { DRM_MODE("2880x576", DRM_MODE_TYPE_DRIVER, 108000, 2880, 2928,
- 3184, 3456, 0, 576, 581, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 39 - 1920x1080i@50Hz 16:9 */
- { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 72000, 1920, 1952,
- 2120, 2304, 0, 1080, 1126, 1136, 1250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 40 - 1920x1080i@100Hz 16:9 */
- { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
- 2492, 2640, 0, 1080, 1084, 1094, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
- DRM_MODE_FLAG_INTERLACE),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 41 - 1280x720@100Hz 16:9 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720,
- 1760, 1980, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 42 - 720x576@100Hz 4:3 */
- { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
- 796, 864, 0, 576, 581, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 43 - 720x576@100Hz 16:9 */
- { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
- 796, 864, 0, 576, 581, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 44 - 720(1440)x576i@100Hz 4:3 */
- { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
- 795, 864, 0, 576, 580, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 45 - 720(1440)x576i@100Hz 16:9 */
- { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
- 795, 864, 0, 576, 580, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 46 - 1920x1080i@120Hz 16:9 */
- { DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
- 2052, 2200, 0, 1080, 1084, 1094, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
- DRM_MODE_FLAG_INTERLACE),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 47 - 1280x720@120Hz 16:9 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390,
- 1430, 1650, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 48 - 720x480@120Hz 4:3 */
- { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 54000, 720, 736,
- 798, 858, 0, 480, 489, 495, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 49 - 720x480@120Hz 16:9 */
- { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 54000, 720, 736,
- 798, 858, 0, 480, 489, 495, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 50 - 720(1440)x480i@120Hz 4:3 */
- { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 27000, 720, 739,
- 801, 858, 0, 480, 488, 494, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 51 - 720(1440)x480i@120Hz 16:9 */
- { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 27000, 720, 739,
- 801, 858, 0, 480, 488, 494, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 52 - 720x576@200Hz 4:3 */
- { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 108000, 720, 732,
- 796, 864, 0, 576, 581, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 53 - 720x576@200Hz 16:9 */
- { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 108000, 720, 732,
- 796, 864, 0, 576, 581, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 54 - 720(1440)x576i@200Hz 4:3 */
- { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
- 795, 864, 0, 576, 580, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 55 - 720(1440)x576i@200Hz 16:9 */
- { DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 54000, 720, 732,
- 795, 864, 0, 576, 580, 586, 625, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 56 - 720x480@240Hz 4:3 */
- { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 108000, 720, 736,
- 798, 858, 0, 480, 489, 495, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 57 - 720x480@240Hz 16:9 */
- { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 108000, 720, 736,
- 798, 858, 0, 480, 489, 495, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 58 - 720(1440)x480i@240Hz 4:3 */
- { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 54000, 720, 739,
- 801, 858, 0, 480, 488, 494, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
- /* 59 - 720(1440)x480i@240Hz 16:9 */
- { DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 54000, 720, 739,
- 801, 858, 0, 480, 488, 494, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 60 - 1280x720@24Hz 16:9 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 59400, 1280, 3040,
- 3080, 3300, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 61 - 1280x720@25Hz 16:9 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3700,
- 3740, 3960, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 62 - 1280x720@30Hz 16:9 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040,
- 3080, 3300, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 63 - 1920x1080@120Hz 16:9 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008,
- 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 64 - 1920x1080@100Hz 16:9 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448,
- 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 65 - 1280x720@24Hz 64:27 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 59400, 1280, 3040,
- 3080, 3300, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 66 - 1280x720@25Hz 64:27 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3700,
- 3740, 3960, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 67 - 1280x720@30Hz 64:27 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040,
- 3080, 3300, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 68 - 1280x720@50Hz 64:27 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720,
- 1760, 1980, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 69 - 1280x720@60Hz 64:27 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
- 1430, 1650, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 70 - 1280x720@100Hz 64:27 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720,
- 1760, 1980, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 71 - 1280x720@120Hz 64:27 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390,
- 1430, 1650, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 72 - 1920x1080@24Hz 64:27 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2558,
- 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 73 - 1920x1080@25Hz 64:27 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
- 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 74 - 1920x1080@30Hz 64:27 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
- 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 75 - 1920x1080@50Hz 64:27 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
- 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 76 - 1920x1080@60Hz 64:27 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
- 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 77 - 1920x1080@100Hz 64:27 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448,
- 2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 78 - 1920x1080@120Hz 64:27 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008,
- 2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 79 - 1680x720@24Hz 64:27 */
- { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 3040,
- 3080, 3300, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 80 - 1680x720@25Hz 64:27 */
- { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 2908,
- 2948, 3168, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 81 - 1680x720@30Hz 64:27 */
- { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 59400, 1680, 2380,
- 2420, 2640, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 82 - 1680x720@50Hz 64:27 */
- { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 82500, 1680, 1940,
- 1980, 2200, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 83 - 1680x720@60Hz 64:27 */
- { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 99000, 1680, 1940,
- 1980, 2200, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 84 - 1680x720@100Hz 64:27 */
- { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 165000, 1680, 1740,
- 1780, 2000, 0, 720, 725, 730, 825, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 85 - 1680x720@120Hz 64:27 */
- { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 198000, 1680, 1740,
- 1780, 2000, 0, 720, 725, 730, 825, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 86 - 2560x1080@24Hz 64:27 */
- { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 99000, 2560, 3558,
- 3602, 3750, 0, 1080, 1084, 1089, 1100, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 87 - 2560x1080@25Hz 64:27 */
- { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 90000, 2560, 3008,
- 3052, 3200, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 88 - 2560x1080@30Hz 64:27 */
- { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 118800, 2560, 3328,
- 3372, 3520, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 89 - 2560x1080@50Hz 64:27 */
- { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 185625, 2560, 3108,
- 3152, 3300, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 90 - 2560x1080@60Hz 64:27 */
- { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 198000, 2560, 2808,
- 2852, 3000, 0, 1080, 1084, 1089, 1100, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 91 - 2560x1080@100Hz 64:27 */
- { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 371250, 2560, 2778,
- 2822, 2970, 0, 1080, 1084, 1089, 1250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 92 - 2560x1080@120Hz 64:27 */
- { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 495000, 2560, 3108,
- 3152, 3300, 0, 1080, 1084, 1089, 1250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 93 - 3840x2160@24Hz 16:9 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 5116,
- 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 94 - 3840x2160@25Hz 16:9 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4896,
- 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 95 - 3840x2160@30Hz 16:9 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016,
- 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 96 - 3840x2160@50Hz 16:9 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896,
- 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 97 - 3840x2160@60Hz 16:9 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016,
- 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 98 - 4096x2160@24Hz 256:135 */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 5116,
- 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
- /* 99 - 4096x2160@25Hz 256:135 */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 5064,
- 5152, 5280, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
- /* 100 - 4096x2160@30Hz 256:135 */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 4184,
- 4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
- /* 101 - 4096x2160@50Hz 256:135 */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 5064,
- 5152, 5280, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
- /* 102 - 4096x2160@60Hz 256:135 */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 4184,
- 4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
- /* 103 - 3840x2160@24Hz 64:27 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 5116,
- 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 104 - 3840x2160@25Hz 64:27 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4896,
- 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 105 - 3840x2160@30Hz 64:27 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016,
- 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 106 - 3840x2160@50Hz 64:27 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896,
- 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 107 - 3840x2160@60Hz 64:27 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016,
- 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 108 - 1280x720@48Hz 16:9 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 90000, 1280, 2240,
- 2280, 2500, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 109 - 1280x720@48Hz 64:27 */
- { DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 90000, 1280, 2240,
- 2280, 2500, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 110 - 1680x720@48Hz 64:27 */
- { DRM_MODE("1680x720", DRM_MODE_TYPE_DRIVER, 99000, 1680, 2490,
- 2530, 2750, 0, 720, 725, 730, 750, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 111 - 1920x1080@48Hz 16:9 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2558,
- 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 112 - 1920x1080@48Hz 64:27 */
- { DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2558,
- 2602, 2750, 0, 1080, 1084, 1089, 1125, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 113 - 2560x1080@48Hz 64:27 */
- { DRM_MODE("2560x1080", DRM_MODE_TYPE_DRIVER, 198000, 2560, 3558,
- 3602, 3750, 0, 1080, 1084, 1089, 1100, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 114 - 3840x2160@48Hz 16:9 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 5116,
- 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 115 - 4096x2160@48Hz 256:135 */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 5116,
- 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
- /* 116 - 3840x2160@48Hz 64:27 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 5116,
- 5204, 5500, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 117 - 3840x2160@100Hz 16:9 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4896,
- 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 118 - 3840x2160@120Hz 16:9 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4016,
- 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 119 - 3840x2160@100Hz 64:27 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4896,
- 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 120 - 3840x2160@120Hz 64:27 */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 1188000, 3840, 4016,
- 4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 121 - 5120x2160@24Hz 64:27 */
- { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 7116,
- 7204, 7500, 0, 2160, 2168, 2178, 2200, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 122 - 5120x2160@25Hz 64:27 */
- { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 6816,
- 6904, 7200, 0, 2160, 2168, 2178, 2200, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 123 - 5120x2160@30Hz 64:27 */
- { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 396000, 5120, 5784,
- 5872, 6000, 0, 2160, 2168, 2178, 2200, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 124 - 5120x2160@48Hz 64:27 */
- { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 5866,
- 5954, 6250, 0, 2160, 2168, 2178, 2475, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 125 - 5120x2160@50Hz 64:27 */
- { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 6216,
- 6304, 6600, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 126 - 5120x2160@60Hz 64:27 */
- { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 742500, 5120, 5284,
- 5372, 5500, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 127 - 5120x2160@100Hz 64:27 */
- { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 1485000, 5120, 6216,
- 6304, 6600, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- };
- /*
- * From CEA/CTA-861 spec.
- *
- * Do not access directly, instead always use cea_mode_for_vic().
- */
- static const struct drm_display_mode edid_cea_modes_193[] = {
- /* 193 - 5120x2160@120Hz 64:27 */
- { DRM_MODE("5120x2160", DRM_MODE_TYPE_DRIVER, 1485000, 5120, 5284,
- 5372, 5500, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 194 - 7680x4320@24Hz 16:9 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10232,
- 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 195 - 7680x4320@25Hz 16:9 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10032,
- 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 196 - 7680x4320@30Hz 16:9 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 8232,
- 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 197 - 7680x4320@48Hz 16:9 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10232,
- 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 198 - 7680x4320@50Hz 16:9 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10032,
- 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 199 - 7680x4320@60Hz 16:9 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 8232,
- 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 200 - 7680x4320@100Hz 16:9 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 9792,
- 9968, 10560, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 201 - 7680x4320@120Hz 16:9 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 8032,
- 8208, 8800, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 202 - 7680x4320@24Hz 64:27 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10232,
- 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 203 - 7680x4320@25Hz 64:27 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 10032,
- 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 204 - 7680x4320@30Hz 64:27 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 1188000, 7680, 8232,
- 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 205 - 7680x4320@48Hz 64:27 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10232,
- 10408, 11000, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 206 - 7680x4320@50Hz 64:27 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 10032,
- 10208, 10800, 0, 4320, 4336, 4356, 4400, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 207 - 7680x4320@60Hz 64:27 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 2376000, 7680, 8232,
- 8408, 9000, 0, 4320, 4336, 4356, 4400, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 208 - 7680x4320@100Hz 64:27 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 9792,
- 9968, 10560, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 209 - 7680x4320@120Hz 64:27 */
- { DRM_MODE("7680x4320", DRM_MODE_TYPE_DRIVER, 4752000, 7680, 8032,
- 8208, 8800, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 210 - 10240x4320@24Hz 64:27 */
- { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 11732,
- 11908, 12500, 0, 4320, 4336, 4356, 4950, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 211 - 10240x4320@25Hz 64:27 */
- { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 12732,
- 12908, 13500, 0, 4320, 4336, 4356, 4400, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 212 - 10240x4320@30Hz 64:27 */
- { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 1485000, 10240, 10528,
- 10704, 11000, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 213 - 10240x4320@48Hz 64:27 */
- { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 11732,
- 11908, 12500, 0, 4320, 4336, 4356, 4950, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 214 - 10240x4320@50Hz 64:27 */
- { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 12732,
- 12908, 13500, 0, 4320, 4336, 4356, 4400, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 215 - 10240x4320@60Hz 64:27 */
- { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 2970000, 10240, 10528,
- 10704, 11000, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 216 - 10240x4320@100Hz 64:27 */
- { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 5940000, 10240, 12432,
- 12608, 13200, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 217 - 10240x4320@120Hz 64:27 */
- { DRM_MODE("10240x4320", DRM_MODE_TYPE_DRIVER, 5940000, 10240, 10528,
- 10704, 11000, 0, 4320, 4336, 4356, 4500, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
- /* 218 - 4096x2160@100Hz 256:135 */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 1188000, 4096, 4896,
- 4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
- /* 219 - 4096x2160@120Hz 256:135 */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 1188000, 4096, 4184,
- 4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
- };
- /*
- * HDMI 1.4 4k modes. Index using the VIC.
- */
- static const struct drm_display_mode edid_4k_modes[] = {
- /* 0 - dummy, VICs start at 1 */
- { },
- /* 1 - 3840x2160@30Hz */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
- 3840, 4016, 4104, 4400, 0,
- 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 2 - 3840x2160@25Hz */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
- 3840, 4896, 4984, 5280, 0,
- 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 3 - 3840x2160@24Hz */
- { DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000,
- 3840, 5116, 5204, 5500, 0,
- 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
- /* 4 - 4096x2160@24Hz (SMPTE) */
- { DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000,
- 4096, 5116, 5204, 5500, 0,
- 2160, 2168, 2178, 2250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
- .picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
- };
- /*** DDC fetch and block validation ***/
- static const u8 edid_header[] = {
- 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00
- };
- /**
- * drm_edid_header_is_valid - sanity check the header of the base EDID block
- * @raw_edid: pointer to raw base EDID block
- *
- * Sanity check the header of the base EDID block.
- *
- * Return: 8 if the header is perfect, down to 0 if it's totally wrong.
- */
- int drm_edid_header_is_valid(const u8 *raw_edid)
- {
- int i, score = 0;
- for (i = 0; i < sizeof(edid_header); i++)
- if (raw_edid[i] == edid_header[i])
- score++;
- return score;
- }
- EXPORT_SYMBOL(drm_edid_header_is_valid);
- static int edid_fixup __read_mostly = 6;
- module_param_named(edid_fixup, edid_fixup, int, 0400);
- MODULE_PARM_DESC(edid_fixup,
- "Minimum number of valid EDID header bytes (0-8, default 6)");
- static int validate_displayid(u8 *displayid, int length, int idx);
- static int drm_edid_block_checksum(const u8 *raw_edid)
- {
- int i;
- u8 csum = 0, crc = 0;
- for (i = 0; i < EDID_LENGTH - 1; i++)
- csum += raw_edid[i];
- crc = 0x100 - csum;
- return crc;
- }
- static bool drm_edid_block_checksum_diff(const u8 *raw_edid, u8 real_checksum)
- {
- if (raw_edid[EDID_LENGTH - 1] != real_checksum)
- return true;
- else
- return false;
- }
- static bool drm_edid_is_zero(const u8 *in_edid, int length)
- {
- if (memchr_inv(in_edid, 0, length))
- return false;
- return true;
- }
- /**
- * drm_edid_are_equal - compare two edid blobs.
- * @edid1: pointer to first blob
- * @edid2: pointer to second blob
- * This helper can be used during probing to determine if
- * edid had changed.
- */
- bool drm_edid_are_equal(const struct edid *edid1, const struct edid *edid2)
- {
- int edid1_len, edid2_len;
- bool edid1_present = edid1 != NULL;
- bool edid2_present = edid2 != NULL;
- if (edid1_present != edid2_present)
- return false;
- if (edid1) {
- edid1_len = EDID_LENGTH * (1 + edid1->extensions);
- edid2_len = EDID_LENGTH * (1 + edid2->extensions);
- if (edid1_len != edid2_len)
- return false;
- if (memcmp(edid1, edid2, edid1_len))
- return false;
- }
- return true;
- }
- EXPORT_SYMBOL(drm_edid_are_equal);
- /**
- * drm_edid_block_valid - Sanity check the EDID block (base or extension)
- * @raw_edid: pointer to raw EDID block
- * @block: type of block to validate (0 for base, extension otherwise)
- * @print_bad_edid: if true, dump bad EDID blocks to the console
- * @edid_corrupt: if true, the header or checksum is invalid
- *
- * Validate a base or extension EDID block and optionally dump bad blocks to
- * the console.
- *
- * Return: True if the block is valid, false otherwise.
- */
- bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid,
- bool *edid_corrupt)
- {
- u8 csum;
- struct edid *edid = (struct edid *)raw_edid;
- if (WARN_ON(!raw_edid))
- return false;
- if (edid_fixup > 8 || edid_fixup < 0)
- edid_fixup = 6;
- if (block == 0) {
- int score = drm_edid_header_is_valid(raw_edid);
- if (score == 8) {
- if (edid_corrupt)
- *edid_corrupt = false;
- } else if (score >= edid_fixup) {
- /* Displayport Link CTS Core 1.2 rev1.1 test 4.2.2.6
- * The corrupt flag needs to be set here otherwise, the
- * fix-up code here will correct the problem, the
- * checksum is correct and the test fails
- */
- if (edid_corrupt)
- *edid_corrupt = true;
- DRM_DEBUG("Fixing EDID header, your hardware may be failing\n");
- memcpy(raw_edid, edid_header, sizeof(edid_header));
- } else {
- if (edid_corrupt)
- *edid_corrupt = true;
- goto bad;
- }
- }
- csum = drm_edid_block_checksum(raw_edid);
- if (drm_edid_block_checksum_diff(raw_edid, csum)) {
- if (edid_corrupt)
- *edid_corrupt = true;
- /* allow CEA to slide through, switches mangle this */
- if (raw_edid[0] == CEA_EXT) {
- DRM_DEBUG("EDID checksum is invalid, remainder is %d\n", csum);
- DRM_DEBUG("Assuming a KVM switch modified the CEA block but left the original checksum\n");
- } else {
- if (print_bad_edid)
- DRM_NOTE("EDID checksum is invalid, remainder is %d\n", csum);
- goto bad;
- }
- }
- /* per-block-type checks */
- switch (raw_edid[0]) {
- case 0: /* base */
- if (edid->version != 1) {
- DRM_NOTE("EDID has major version %d, instead of 1\n", edid->version);
- goto bad;
- }
- if (edid->revision > 4)
- DRM_DEBUG("EDID minor > 4, assuming backward compatibility\n");
- break;
- default:
- break;
- }
- return true;
- bad:
- if (print_bad_edid) {
- if (drm_edid_is_zero(raw_edid, EDID_LENGTH)) {
- pr_notice("EDID block is all zeroes\n");
- } else {
- pr_notice("Raw EDID:\n");
- print_hex_dump(KERN_NOTICE,
- " \t", DUMP_PREFIX_NONE, 16, 1,
- raw_edid, EDID_LENGTH, false);
- }
- }
- return false;
- }
- EXPORT_SYMBOL(drm_edid_block_valid);
- /**
- * drm_edid_is_valid - sanity check EDID data
- * @edid: EDID data
- *
- * Sanity-check an entire EDID record (including extensions)
- *
- * Return: True if the EDID data is valid, false otherwise.
- */
- bool drm_edid_is_valid(struct edid *edid)
- {
- int i;
- u8 *raw = (u8 *)edid;
- if (!edid)
- return false;
- for (i = 0; i <= edid->extensions; i++)
- if (!drm_edid_block_valid(raw + i * EDID_LENGTH, i, true, NULL))
- return false;
- return true;
- }
- EXPORT_SYMBOL(drm_edid_is_valid);
- #define DDC_SEGMENT_ADDR 0x30
- /**
- * drm_do_probe_ddc_edid() - get EDID information via I2C
- * @data: I2C device adapter
- * @buf: EDID data buffer to be filled
- * @block: 128 byte EDID block to start fetching from
- * @len: EDID data buffer length to fetch
- *
- * Try to fetch EDID information by calling I2C driver functions.
- *
- * Return: 0 on success or -1 on failure.
- */
- static int
- drm_do_probe_ddc_edid(void *data, u8 *buf, unsigned int block, size_t len)
- {
- struct i2c_adapter *adapter = data;
- unsigned char start = block * EDID_LENGTH;
- unsigned char segment = block >> 1;
- unsigned char xfers = segment ? 3 : 2;
- int ret, retries = 5;
- /*
- * The core I2C driver will automatically retry the transfer if the
- * adapter reports EAGAIN. However, we find that bit-banging transfers
- * are susceptible to errors under a heavily loaded machine and
- * generate spurious NAKs and timeouts. Retrying the transfer
- * of the individual block a few times seems to overcome this.
- */
- do {
- struct i2c_msg msgs[] = {
- {
- .addr = DDC_SEGMENT_ADDR,
- .flags = 0,
- .len = 1,
- .buf = &segment,
- }, {
- .addr = DDC_ADDR,
- .flags = 0,
- .len = 1,
- .buf = &start,
- }, {
- .addr = DDC_ADDR,
- .flags = I2C_M_RD,
- .len = len,
- .buf = buf,
- }
- };
- /*
- * Avoid sending the segment addr to not upset non-compliant
- * DDC monitors.
- */
- ret = i2c_transfer(adapter, &msgs[3 - xfers], xfers);
- if (ret == -ENXIO) {
- DRM_DEBUG_KMS("drm: skipping non-existent adapter %s\n",
- adapter->name);
- break;
- }
- } while (ret != xfers && --retries);
- return ret == xfers ? 0 : -1;
- }
- static void connector_bad_edid(struct drm_connector *connector,
- u8 *edid, int num_blocks)
- {
- int i;
- u8 last_block;
- /*
- * 0x7e in the EDID is the number of extension blocks. The EDID
- * is 1 (base block) + num_ext_blocks big. That means we can think
- * of 0x7e in the EDID of the _index_ of the last block in the
- * combined chunk of memory.
- */
- last_block = edid[0x7e];
- /* Calculate real checksum for the last edid extension block data */
- if (last_block < num_blocks)
- connector->real_edid_checksum =
- drm_edid_block_checksum(edid + last_block * EDID_LENGTH);
- if (connector->bad_edid_counter++ && !drm_debug_enabled(DRM_UT_KMS))
- return;
- drm_warn(connector->dev, "%s: EDID is invalid:\n", connector->name);
- for (i = 0; i < num_blocks; i++) {
- u8 *block = edid + i * EDID_LENGTH;
- char prefix[20];
- if (drm_edid_is_zero(block, EDID_LENGTH))
- sprintf(prefix, "\t[%02x] ZERO ", i);
- else if (!drm_edid_block_valid(block, i, false, NULL))
- sprintf(prefix, "\t[%02x] BAD ", i);
- else
- sprintf(prefix, "\t[%02x] GOOD ", i);
- print_hex_dump(KERN_WARNING,
- prefix, DUMP_PREFIX_NONE, 16, 1,
- block, EDID_LENGTH, false);
- }
- }
- /* Get override or firmware EDID */
- static struct edid *drm_get_override_edid(struct drm_connector *connector)
- {
- struct edid *override = NULL;
- if (connector->override_edid)
- override = drm_edid_duplicate(connector->edid_blob_ptr->data);
- if (!override)
- override = drm_load_edid_firmware(connector);
- return IS_ERR(override) ? NULL : override;
- }
- /**
- * drm_add_override_edid_modes - add modes from override/firmware EDID
- * @connector: connector we're probing
- *
- * Add modes from the override/firmware EDID, if available. Only to be used from
- * drm_helper_probe_single_connector_modes() as a fallback for when DDC probe
- * failed during drm_get_edid() and caused the override/firmware EDID to be
- * skipped.
- *
- * Return: The number of modes added or 0 if we couldn't find any.
- */
- int drm_add_override_edid_modes(struct drm_connector *connector)
- {
- struct edid *override;
- int num_modes = 0;
- override = drm_get_override_edid(connector);
- if (override) {
- drm_connector_update_edid_property(connector, override);
- num_modes = drm_add_edid_modes(connector, override);
- kfree(override);
- DRM_DEBUG_KMS("[CONNECTOR:%d:%s] adding %d modes via fallback override/firmware EDID\n",
- connector->base.id, connector->name, num_modes);
- }
- return num_modes;
- }
- EXPORT_SYMBOL(drm_add_override_edid_modes);
- /**
- * drm_do_get_edid - get EDID data using a custom EDID block read function
- * @connector: connector we're probing
- * @get_edid_block: EDID block read function
- * @data: private data passed to the block read function
- *
- * When the I2C adapter connected to the DDC bus is hidden behind a device that
- * exposes a different interface to read EDID blocks this function can be used
- * to get EDID data using a custom block read function.
- *
- * As in the general case the DDC bus is accessible by the kernel at the I2C
- * level, drivers must make all reasonable efforts to expose it as an I2C
- * adapter and use drm_get_edid() instead of abusing this function.
- *
- * The EDID may be overridden using debugfs override_edid or firmare EDID
- * (drm_load_edid_firmware() and drm.edid_firmware parameter), in this priority
- * order. Having either of them bypasses actual EDID reads.
- *
- * Return: Pointer to valid EDID or NULL if we couldn't find any.
- */
- struct edid *drm_do_get_edid(struct drm_connector *connector,
- int (*get_edid_block)(void *data, u8 *buf, unsigned int block,
- size_t len),
- void *data)
- {
- int i, j = 0, valid_extensions = 0;
- u8 *edid, *new;
- struct edid *override;
- override = drm_get_override_edid(connector);
- if (override)
- return override;
- if ((edid = kmalloc(EDID_LENGTH, GFP_KERNEL)) == NULL)
- return NULL;
- /* base block fetch */
- for (i = 0; i < 4; i++) {
- if (get_edid_block(data, edid, 0, EDID_LENGTH))
- goto out;
- if (drm_edid_block_valid(edid, 0, false,
- &connector->edid_corrupt))
- break;
- if (i == 0 && drm_edid_is_zero(edid, EDID_LENGTH)) {
- connector->null_edid_counter++;
- goto carp;
- }
- }
- if (i == 4)
- goto carp;
- /* if there's no extensions, we're done */
- valid_extensions = edid[0x7e];
- if (valid_extensions == 0)
- return (struct edid *)edid;
- new = krealloc(edid, (valid_extensions + 1) * EDID_LENGTH, GFP_KERNEL);
- if (!new)
- goto out;
- edid = new;
- for (j = 1; j <= edid[0x7e]; j++) {
- u8 *block = edid + j * EDID_LENGTH;
- for (i = 0; i < 4; i++) {
- if (get_edid_block(data, block, j, EDID_LENGTH))
- goto out;
- if (drm_edid_block_valid(block, j, false, NULL))
- break;
- }
- if (i == 4)
- valid_extensions--;
- }
- if (valid_extensions != edid[0x7e]) {
- u8 *base;
- connector_bad_edid(connector, edid, edid[0x7e] + 1);
- edid[EDID_LENGTH-1] += edid[0x7e] - valid_extensions;
- edid[0x7e] = valid_extensions;
- new = kmalloc_array(valid_extensions + 1, EDID_LENGTH,
- GFP_KERNEL);
- if (!new)
- goto out;
- base = new;
- for (i = 0; i <= edid[0x7e]; i++) {
- u8 *block = edid + i * EDID_LENGTH;
- if (!drm_edid_block_valid(block, i, false, NULL))
- continue;
- memcpy(base, block, EDID_LENGTH);
- base += EDID_LENGTH;
- }
- kfree(edid);
- edid = new;
- }
- return (struct edid *)edid;
- carp:
- connector_bad_edid(connector, edid, 1);
- out:
- kfree(edid);
- return NULL;
- }
- EXPORT_SYMBOL_GPL(drm_do_get_edid);
- /**
- * drm_probe_ddc() - probe DDC presence
- * @adapter: I2C adapter to probe
- *
- * Return: True on success, false on failure.
- */
- bool
- drm_probe_ddc(struct i2c_adapter *adapter)
- {
- unsigned char out;
- return (drm_do_probe_ddc_edid(adapter, &out, 0, 1) == 0);
- }
- EXPORT_SYMBOL(drm_probe_ddc);
- /**
- * drm_get_edid - get EDID data, if available
- * @connector: connector we're probing
- * @adapter: I2C adapter to use for DDC
- *
- * Poke the given I2C channel to grab EDID data if possible. If found,
- * attach it to the connector.
- *
- * Return: Pointer to valid EDID or NULL if we couldn't find any.
- */
- struct edid *drm_get_edid(struct drm_connector *connector,
- struct i2c_adapter *adapter)
- {
- struct edid *edid;
- if (connector->force == DRM_FORCE_OFF)
- return NULL;
- if (connector->force == DRM_FORCE_UNSPECIFIED && !drm_probe_ddc(adapter))
- return NULL;
- edid = drm_do_get_edid(connector, drm_do_probe_ddc_edid, adapter);
- drm_connector_update_edid_property(connector, edid);
- return edid;
- }
- EXPORT_SYMBOL(drm_get_edid);
- /**
- * drm_get_edid_switcheroo - get EDID data for a vga_switcheroo output
- * @connector: connector we're probing
- * @adapter: I2C adapter to use for DDC
- *
- * Wrapper around drm_get_edid() for laptops with dual GPUs using one set of
- * outputs. The wrapper adds the requisite vga_switcheroo calls to temporarily
- * switch DDC to the GPU which is retrieving EDID.
- *
- * Return: Pointer to valid EDID or %NULL if we couldn't find any.
- */
- struct edid *drm_get_edid_switcheroo(struct drm_connector *connector,
- struct i2c_adapter *adapter)
- {
- struct pci_dev *pdev = connector->dev->pdev;
- struct edid *edid;
- vga_switcheroo_lock_ddc(pdev);
- edid = drm_get_edid(connector, adapter);
- vga_switcheroo_unlock_ddc(pdev);
- return edid;
- }
- EXPORT_SYMBOL(drm_get_edid_switcheroo);
- /**
- * drm_edid_duplicate - duplicate an EDID and the extensions
- * @edid: EDID to duplicate
- *
- * Return: Pointer to duplicated EDID or NULL on allocation failure.
- */
- struct edid *drm_edid_duplicate(const struct edid *edid)
- {
- return kmemdup(edid, (edid->extensions + 1) * EDID_LENGTH, GFP_KERNEL);
- }
- EXPORT_SYMBOL(drm_edid_duplicate);
- /*** EDID parsing ***/
- /**
- * edid_vendor - match a string against EDID's obfuscated vendor field
- * @edid: EDID to match
- * @vendor: vendor string
- *
- * Returns true if @vendor is in @edid, false otherwise
- */
- static bool edid_vendor(const struct edid *edid, const char *vendor)
- {
- char edid_vendor[3];
- edid_vendor[0] = ((edid->mfg_id[0] & 0x7c) >> 2) + '@';
- edid_vendor[1] = (((edid->mfg_id[0] & 0x3) << 3) |
- ((edid->mfg_id[1] & 0xe0) >> 5)) + '@';
- edid_vendor[2] = (edid->mfg_id[1] & 0x1f) + '@';
- return !strncmp(edid_vendor, vendor, 3);
- }
- /**
- * edid_get_quirks - return quirk flags for a given EDID
- * @edid: EDID to process
- *
- * This tells subsequent routines what fixes they need to apply.
- */
- static u32 edid_get_quirks(const struct edid *edid)
- {
- const struct edid_quirk *quirk;
- int i;
- for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) {
- quirk = &edid_quirk_list[i];
- if (edid_vendor(edid, quirk->vendor) &&
- (EDID_PRODUCT_ID(edid) == quirk->product_id))
- return quirk->quirks;
- }
- return 0;
- }
- #define MODE_SIZE(m) ((m)->hdisplay * (m)->vdisplay)
- #define MODE_REFRESH_DIFF(c,t) (abs((c) - (t)))
- /**
- * edid_fixup_preferred - set preferred modes based on quirk list
- * @connector: has mode list to fix up
- * @quirks: quirks list
- *
- * Walk the mode list for @connector, clearing the preferred status
- * on existing modes and setting it anew for the right mode ala @quirks.
- */
- static void edid_fixup_preferred(struct drm_connector *connector,
- u32 quirks)
- {
- struct drm_display_mode *t, *cur_mode, *preferred_mode;
- int target_refresh = 0;
- int cur_vrefresh, preferred_vrefresh;
- if (list_empty(&connector->probed_modes))
- return;
- if (quirks & EDID_QUIRK_PREFER_LARGE_60)
- target_refresh = 60;
- if (quirks & EDID_QUIRK_PREFER_LARGE_75)
- target_refresh = 75;
- preferred_mode = list_first_entry(&connector->probed_modes,
- struct drm_display_mode, head);
- list_for_each_entry_safe(cur_mode, t, &connector->probed_modes, head) {
- cur_mode->type &= ~DRM_MODE_TYPE_PREFERRED;
- if (cur_mode == preferred_mode)
- continue;
- /* Largest mode is preferred */
- if (MODE_SIZE(cur_mode) > MODE_SIZE(preferred_mode))
- preferred_mode = cur_mode;
- cur_vrefresh = drm_mode_vrefresh(cur_mode);
- preferred_vrefresh = drm_mode_vrefresh(preferred_mode);
- /* At a given size, try to get closest to target refresh */
- if ((MODE_SIZE(cur_mode) == MODE_SIZE(preferred_mode)) &&
- MODE_REFRESH_DIFF(cur_vrefresh, target_refresh) <
- MODE_REFRESH_DIFF(preferred_vrefresh, target_refresh)) {
- preferred_mode = cur_mode;
- }
- }
- preferred_mode->type |= DRM_MODE_TYPE_PREFERRED;
- }
- static bool
- mode_is_rb(const struct drm_display_mode *mode)
- {
- return (mode->htotal - mode->hdisplay == 160) &&
- (mode->hsync_end - mode->hdisplay == 80) &&
- (mode->hsync_end - mode->hsync_start == 32) &&
- (mode->vsync_start - mode->vdisplay == 3);
- }
- /*
- * drm_mode_find_dmt - Create a copy of a mode if present in DMT
- * @dev: Device to duplicate against
- * @hsize: Mode width
- * @vsize: Mode height
- * @fresh: Mode refresh rate
- * @rb: Mode reduced-blanking-ness
- *
- * Walk the DMT mode list looking for a match for the given parameters.
- *
- * Return: A newly allocated copy of the mode, or NULL if not found.
- */
- struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
- int hsize, int vsize, int fresh,
- bool rb)
- {
- int i;
- for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) {
- const struct drm_display_mode *ptr = &drm_dmt_modes[i];
- if (hsize != ptr->hdisplay)
- continue;
- if (vsize != ptr->vdisplay)
- continue;
- if (fresh != drm_mode_vrefresh(ptr))
- continue;
- if (rb != mode_is_rb(ptr))
- continue;
- return drm_mode_duplicate(dev, ptr);
- }
- return NULL;
- }
- EXPORT_SYMBOL(drm_mode_find_dmt);
- static bool is_display_descriptor(const u8 d[18], u8 tag)
- {
- return d[0] == 0x00 && d[1] == 0x00 &&
- d[2] == 0x00 && d[3] == tag;
- }
- static bool is_detailed_timing_descriptor(const u8 d[18])
- {
- return d[0] != 0x00 || d[1] != 0x00;
- }
- typedef void detailed_cb(struct detailed_timing *timing, void *closure);
- static void
- cea_for_each_detailed_block(u8 *ext, detailed_cb *cb, void *closure)
- {
- int i, n;
- u8 d = ext[0x02];
- u8 *det_base = ext + d;
- if (d < 4 || d > 127)
- return;
- n = (127 - d) / 18;
- for (i = 0; i < n; i++)
- cb((struct detailed_timing *)(det_base + 18 * i), closure);
- }
- static void
- vtb_for_each_detailed_block(u8 *ext, detailed_cb *cb, void *closure)
- {
- unsigned int i, n = min((int)ext[0x02], 6);
- u8 *det_base = ext + 5;
- if (ext[0x01] != 1)
- return; /* unknown version */
- for (i = 0; i < n; i++)
- cb((struct detailed_timing *)(det_base + 18 * i), closure);
- }
- static void
- drm_for_each_detailed_block(u8 *raw_edid, detailed_cb *cb, void *closure)
- {
- int i;
- struct edid *edid = (struct edid *)raw_edid;
- if (edid == NULL)
- return;
- for (i = 0; i < EDID_DETAILED_TIMINGS; i++)
- cb(&(edid->detailed_timings[i]), closure);
- for (i = 1; i <= raw_edid[0x7e]; i++) {
- u8 *ext = raw_edid + (i * EDID_LENGTH);
- switch (*ext) {
- case CEA_EXT:
- cea_for_each_detailed_block(ext, cb, closure);
- break;
- case VTB_EXT:
- vtb_for_each_detailed_block(ext, cb, closure);
- break;
- default:
- break;
- }
- }
- }
- static void
- is_rb(struct detailed_timing *t, void *data)
- {
- u8 *r = (u8 *)t;
- if (!is_display_descriptor(r, EDID_DETAIL_MONITOR_RANGE))
- return;
- if (r[15] & 0x10)
- *(bool *)data = true;
- }
- /* EDID 1.4 defines this explicitly. For EDID 1.3, we guess, badly. */
- static bool
- drm_monitor_supports_rb(struct edid *edid)
- {
- if (edid->revision >= 4) {
- bool ret = false;
- drm_for_each_detailed_block((u8 *)edid, is_rb, &ret);
- return ret;
- }
- return ((edid->input & DRM_EDID_INPUT_DIGITAL) != 0);
- }
- static void
- find_gtf2(struct detailed_timing *t, void *data)
- {
- u8 *r = (u8 *)t;
- if (!is_display_descriptor(r, EDID_DETAIL_MONITOR_RANGE))
- return;
- if (r[10] == 0x02)
- *(u8 **)data = r;
- }
- /* Secondary GTF curve kicks in above some break frequency */
- static int
- drm_gtf2_hbreak(struct edid *edid)
- {
- u8 *r = NULL;
- drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r);
- return r ? (r[12] * 2) : 0;
- }
- static int
- drm_gtf2_2c(struct edid *edid)
- {
- u8 *r = NULL;
- drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r);
- return r ? r[13] : 0;
- }
- static int
- drm_gtf2_m(struct edid *edid)
- {
- u8 *r = NULL;
- drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r);
- return r ? (r[15] << 8) + r[14] : 0;
- }
- static int
- drm_gtf2_k(struct edid *edid)
- {
- u8 *r = NULL;
- drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r);
- return r ? r[16] : 0;
- }
- static int
- drm_gtf2_2j(struct edid *edid)
- {
- u8 *r = NULL;
- drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r);
- return r ? r[17] : 0;
- }
- /**
- * standard_timing_level - get std. timing level(CVT/GTF/DMT)
- * @edid: EDID block to scan
- */
- static int standard_timing_level(struct edid *edid)
- {
- if (edid->revision >= 2) {
- if (edid->revision >= 4 && (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF))
- return LEVEL_CVT;
- if (drm_gtf2_hbreak(edid))
- return LEVEL_GTF2;
- if (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF)
- return LEVEL_GTF;
- }
- return LEVEL_DMT;
- }
- /*
- * 0 is reserved. The spec says 0x01 fill for unused timings. Some old
- * monitors fill with ascii space (0x20) instead.
- */
- static int
- bad_std_timing(u8 a, u8 b)
- {
- return (a == 0x00 && b == 0x00) ||
- (a == 0x01 && b == 0x01) ||
- (a == 0x20 && b == 0x20);
- }
- static int drm_mode_hsync(const struct drm_display_mode *mode)
- {
- if (mode->htotal <= 0)
- return 0;
- return DIV_ROUND_CLOSEST(mode->clock, mode->htotal);
- }
- /**
- * drm_mode_std - convert standard mode info (width, height, refresh) into mode
- * @connector: connector of for the EDID block
- * @edid: EDID block to scan
- * @t: standard timing params
- *
- * Take the standard timing params (in this case width, aspect, and refresh)
- * and convert them into a real mode using CVT/GTF/DMT.
- */
- static struct drm_display_mode *
- drm_mode_std(struct drm_connector *connector, struct edid *edid,
- struct std_timing *t)
- {
- struct drm_device *dev = connector->dev;
- struct drm_display_mode *m, *mode = NULL;
- int hsize, vsize;
- int vrefresh_rate;
- unsigned aspect_ratio = (t->vfreq_aspect & EDID_TIMING_ASPECT_MASK)
- >> EDID_TIMING_ASPECT_SHIFT;
- unsigned vfreq = (t->vfreq_aspect & EDID_TIMING_VFREQ_MASK)
- >> EDID_TIMING_VFREQ_SHIFT;
- int timing_level = standard_timing_level(edid);
- if (bad_std_timing(t->hsize, t->vfreq_aspect))
- return NULL;
- /* According to the EDID spec, the hdisplay = hsize * 8 + 248 */
- hsize = t->hsize * 8 + 248;
- /* vrefresh_rate = vfreq + 60 */
- vrefresh_rate = vfreq + 60;
- /* the vdisplay is calculated based on the aspect ratio */
- if (aspect_ratio == 0) {
- if (edid->revision < 3)
- vsize = hsize;
- else
- vsize = (hsize * 10) / 16;
- } else if (aspect_ratio == 1)
- vsize = (hsize * 3) / 4;
- else if (aspect_ratio == 2)
- vsize = (hsize * 4) / 5;
- else
- vsize = (hsize * 9) / 16;
- /* HDTV hack, part 1 */
- if (vrefresh_rate == 60 &&
- ((hsize == 1360 && vsize == 765) ||
- (hsize == 1368 && vsize == 769))) {
- hsize = 1366;
- vsize = 768;
- }
- /*
- * If this connector already has a mode for this size and refresh
- * rate (because it came from detailed or CVT info), use that
- * instead. This way we don't have to guess at interlace or
- * reduced blanking.
- */
- list_for_each_entry(m, &connector->probed_modes, head)
- if (m->hdisplay == hsize && m->vdisplay == vsize &&
- drm_mode_vrefresh(m) == vrefresh_rate)
- return NULL;
- /* HDTV hack, part 2 */
- if (hsize == 1366 && vsize == 768 && vrefresh_rate == 60) {
- mode = drm_cvt_mode(dev, 1366, 768, vrefresh_rate, 0, 0,
- false);
- if (!mode)
- return NULL;
- mode->hdisplay = 1366;
- mode->hsync_start = mode->hsync_start - 1;
- mode->hsync_end = mode->hsync_end - 1;
- return mode;
- }
- /* check whether it can be found in default mode table */
- if (drm_monitor_supports_rb(edid)) {
- mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate,
- true);
- if (mode)
- return mode;
- }
- mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate, false);
- if (mode)
- return mode;
- /* okay, generate it */
- switch (timing_level) {
- case LEVEL_DMT:
- break;
- case LEVEL_GTF:
- mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0);
- break;
- case LEVEL_GTF2:
- /*
- * This is potentially wrong if there's ever a monitor with
- * more than one ranges section, each claiming a different
- * secondary GTF curve. Please don't do that.
- */
- mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0);
- if (!mode)
- return NULL;
- if (drm_mode_hsync(mode) > drm_gtf2_hbreak(edid)) {
- drm_mode_destroy(dev, mode);
- mode = drm_gtf_mode_complex(dev, hsize, vsize,
- vrefresh_rate, 0, 0,
- drm_gtf2_m(edid),
- drm_gtf2_2c(edid),
- drm_gtf2_k(edid),
- drm_gtf2_2j(edid));
- }
- break;
- case LEVEL_CVT:
- mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0,
- false);
- break;
- }
- return mode;
- }
- /*
- * EDID is delightfully ambiguous about how interlaced modes are to be
- * encoded. Our internal representation is of frame height, but some
- * HDTV detailed timings are encoded as field height.
- *
- * The format list here is from CEA, in frame size. Technically we
- * should be checking refresh rate too. Whatever.
- */
- static void
- drm_mode_do_interlace_quirk(struct drm_display_mode *mode,
- struct detailed_pixel_timing *pt)
- {
- int i;
- static const struct {
- int w, h;
- } cea_interlaced[] = {
- { 1920, 1080 },
- { 720, 480 },
- { 1440, 480 },
- { 2880, 480 },
- { 720, 576 },
- { 1440, 576 },
- { 2880, 576 },
- };
- if (!(pt->misc & DRM_EDID_PT_INTERLACED))
- return;
- for (i = 0; i < ARRAY_SIZE(cea_interlaced); i++) {
- if ((mode->hdisplay == cea_interlaced[i].w) &&
- (mode->vdisplay == cea_interlaced[i].h / 2)) {
- mode->vdisplay *= 2;
- mode->vsync_start *= 2;
- mode->vsync_end *= 2;
- mode->vtotal *= 2;
- mode->vtotal |= 1;
- }
- }
- mode->flags |= DRM_MODE_FLAG_INTERLACE;
- }
- /**
- * drm_mode_detailed - create a new mode from an EDID detailed timing section
- * @dev: DRM device (needed to create new mode)
- * @edid: EDID block
- * @timing: EDID detailed timing info
- * @quirks: quirks to apply
- *
- * An EDID detailed timing block contains enough info for us to create and
- * return a new struct drm_display_mode.
- */
- static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
- struct edid *edid,
- struct detailed_timing *timing,
- u32 quirks)
- {
- struct drm_display_mode *mode;
- struct detailed_pixel_timing *pt = &timing->data.pixel_data;
- unsigned hactive = (pt->hactive_hblank_hi & 0xf0) << 4 | pt->hactive_lo;
- unsigned vactive = (pt->vactive_vblank_hi & 0xf0) << 4 | pt->vactive_lo;
- unsigned hblank = (pt->hactive_hblank_hi & 0xf) << 8 | pt->hblank_lo;
- unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo;
- unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo;
- unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse_width_lo;
- unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) << 2 | pt->vsync_offset_pulse_width_lo >> 4;
- unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offset_pulse_width_lo & 0xf);
- /* ignore tiny modes */
- if (hactive < 64 || vactive < 64)
- return NULL;
- if (pt->misc & DRM_EDID_PT_STEREO) {
- DRM_DEBUG_KMS("stereo mode not supported\n");
- return NULL;
- }
- if (!(pt->misc & DRM_EDID_PT_SEPARATE_SYNC)) {
- DRM_DEBUG_KMS("composite sync not supported\n");
- }
- /* it is incorrect if hsync/vsync width is zero */
- if (!hsync_pulse_width || !vsync_pulse_width) {
- DRM_DEBUG_KMS("Incorrect Detailed timing. "
- "Wrong Hsync/Vsync pulse width\n");
- return NULL;
- }
- if (quirks & EDID_QUIRK_FORCE_REDUCED_BLANKING) {
- mode = drm_cvt_mode(dev, hactive, vactive, 60, true, false, false);
- if (!mode)
- return NULL;
- goto set_size;
- }
- mode = drm_mode_create(dev);
- if (!mode)
- return NULL;
- if (quirks & EDID_QUIRK_135_CLOCK_TOO_HIGH)
- timing->pixel_clock = cpu_to_le16(1088);
- mode->clock = le16_to_cpu(timing->pixel_clock) * 10;
- mode->hdisplay = hactive;
- mode->hsync_start = mode->hdisplay + hsync_offset;
- mode->hsync_end = mode->hsync_start + hsync_pulse_width;
- mode->htotal = mode->hdisplay + hblank;
- mode->vdisplay = vactive;
- mode->vsync_start = mode->vdisplay + vsync_offset;
- mode->vsync_end = mode->vsync_start + vsync_pulse_width;
- mode->vtotal = mode->vdisplay + vblank;
- /* Some EDIDs have bogus h/vtotal values */
- if (mode->hsync_end > mode->htotal)
- mode->htotal = mode->hsync_end + 1;
- if (mode->vsync_end > mode->vtotal)
- mode->vtotal = mode->vsync_end + 1;
- drm_mode_do_interlace_quirk(mode, pt);
- if (quirks & EDID_QUIRK_DETAILED_SYNC_PP) {
- pt->misc |= DRM_EDID_PT_HSYNC_POSITIVE | DRM_EDID_PT_VSYNC_POSITIVE;
- }
- mode->flags |= (pt->misc & DRM_EDID_PT_HSYNC_POSITIVE) ?
- DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC;
- mode->flags |= (pt->misc & DRM_EDID_PT_VSYNC_POSITIVE) ?
- DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC;
- set_size:
- mode->width_mm = pt->width_mm_lo | (pt->width_height_mm_hi & 0xf0) << 4;
- mode->height_mm = pt->height_mm_lo | (pt->width_height_mm_hi & 0xf) << 8;
- if (quirks & EDID_QUIRK_DETAILED_IN_CM) {
- mode->width_mm *= 10;
- mode->height_mm *= 10;
- }
- if (quirks & EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE) {
- mode->width_mm = edid->width_cm * 10;
- mode->height_mm = edid->height_cm * 10;
- }
- mode->type = DRM_MODE_TYPE_DRIVER;
- drm_mode_set_name(mode);
- return mode;
- }
- static bool
- mode_in_hsync_range(const struct drm_display_mode *mode,
- struct edid *edid, u8 *t)
- {
- int hsync, hmin, hmax;
- hmin = t[7];
- if (edid->revision >= 4)
- hmin += ((t[4] & 0x04) ? 255 : 0);
- hmax = t[8];
- if (edid->revision >= 4)
- hmax += ((t[4] & 0x08) ? 255 : 0);
- hsync = drm_mode_hsync(mode);
- return (hsync <= hmax && hsync >= hmin);
- }
- static bool
- mode_in_vsync_range(const struct drm_display_mode *mode,
- struct edid *edid, u8 *t)
- {
- int vsync, vmin, vmax;
- vmin = t[5];
- if (edid->revision >= 4)
- vmin += ((t[4] & 0x01) ? 255 : 0);
- vmax = t[6];
- if (edid->revision >= 4)
- vmax += ((t[4] & 0x02) ? 255 : 0);
- vsync = drm_mode_vrefresh(mode);
- return (vsync <= vmax && vsync >= vmin);
- }
- static u32
- range_pixel_clock(struct edid *edid, u8 *t)
- {
- /* unspecified */
- if (t[9] == 0 || t[9] == 255)
- return 0;
- /* 1.4 with CVT support gives us real precision, yay */
- if (edid->revision >= 4 && t[10] == 0x04)
- return (t[9] * 10000) - ((t[12] >> 2) * 250);
- /* 1.3 is pathetic, so fuzz up a bit */
- return t[9] * 10000 + 5001;
- }
- static bool
- mode_in_range(const struct drm_display_mode *mode, struct edid *edid,
- struct detailed_timing *timing)
- {
- u32 max_clock;
- u8 *t = (u8 *)timing;
- if (!mode_in_hsync_range(mode, edid, t))
- return false;
- if (!mode_in_vsync_range(mode, edid, t))
- return false;
- if ((max_clock = range_pixel_clock(edid, t)))
- if (mode->clock > max_clock)
- return false;
- /* 1.4 max horizontal check */
- if (edid->revision >= 4 && t[10] == 0x04)
- if (t[13] && mode->hdisplay > 8 * (t[13] + (256 * (t[12]&0x3))))
- return false;
- if (mode_is_rb(mode) && !drm_monitor_supports_rb(edid))
- return false;
- return true;
- }
- static bool valid_inferred_mode(const struct drm_connector *connector,
- const struct drm_display_mode *mode)
- {
- const struct drm_display_mode *m;
- bool ok = false;
- list_for_each_entry(m, &connector->probed_modes, head) {
- if (mode->hdisplay == m->hdisplay &&
- mode->vdisplay == m->vdisplay &&
- drm_mode_vrefresh(mode) == drm_mode_vrefresh(m))
- return false; /* duplicated */
- if (mode->hdisplay <= m->hdisplay &&
- mode->vdisplay <= m->vdisplay)
- ok = true;
- }
- return ok;
- }
- static int
- drm_dmt_modes_for_range(struct drm_connector *connector, struct edid *edid,
- struct detailed_timing *timing)
- {
- int i, modes = 0;
- struct drm_display_mode *newmode;
- struct drm_device *dev = connector->dev;
- for (i = 0; i < ARRAY_SIZE(drm_dmt_modes); i++) {
- if (mode_in_range(drm_dmt_modes + i, edid, timing) &&
- valid_inferred_mode(connector, drm_dmt_modes + i)) {
- newmode = drm_mode_duplicate(dev, &drm_dmt_modes[i]);
- if (newmode) {
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- }
- }
- return modes;
- }
- /* fix up 1366x768 mode from 1368x768;
- * GFT/CVT can't express 1366 width which isn't dividable by 8
- */
- void drm_mode_fixup_1366x768(struct drm_display_mode *mode)
- {
- if (mode->hdisplay == 1368 && mode->vdisplay == 768) {
- mode->hdisplay = 1366;
- mode->hsync_start--;
- mode->hsync_end--;
- drm_mode_set_name(mode);
- }
- }
- static int
- drm_gtf_modes_for_range(struct drm_connector *connector, struct edid *edid,
- struct detailed_timing *timing)
- {
- int i, modes = 0;
- struct drm_display_mode *newmode;
- struct drm_device *dev = connector->dev;
- for (i = 0; i < ARRAY_SIZE(extra_modes); i++) {
- const struct minimode *m = &extra_modes[i];
- newmode = drm_gtf_mode(dev, m->w, m->h, m->r, 0, 0);
- if (!newmode)
- return modes;
- drm_mode_fixup_1366x768(newmode);
- if (!mode_in_range(newmode, edid, timing) ||
- !valid_inferred_mode(connector, newmode)) {
- drm_mode_destroy(dev, newmode);
- continue;
- }
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- return modes;
- }
- static int
- drm_cvt_modes_for_range(struct drm_connector *connector, struct edid *edid,
- struct detailed_timing *timing)
- {
- int i, modes = 0;
- struct drm_display_mode *newmode;
- struct drm_device *dev = connector->dev;
- bool rb = drm_monitor_supports_rb(edid);
- for (i = 0; i < ARRAY_SIZE(extra_modes); i++) {
- const struct minimode *m = &extra_modes[i];
- newmode = drm_cvt_mode(dev, m->w, m->h, m->r, rb, 0, 0);
- if (!newmode)
- return modes;
- drm_mode_fixup_1366x768(newmode);
- if (!mode_in_range(newmode, edid, timing) ||
- !valid_inferred_mode(connector, newmode)) {
- drm_mode_destroy(dev, newmode);
- continue;
- }
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- return modes;
- }
- static void
- do_inferred_modes(struct detailed_timing *timing, void *c)
- {
- struct detailed_mode_closure *closure = c;
- struct detailed_non_pixel *data = &timing->data.other_data;
- struct detailed_data_monitor_range *range = &data->data.range;
- if (!is_display_descriptor((const u8 *)timing, EDID_DETAIL_MONITOR_RANGE))
- return;
- closure->modes += drm_dmt_modes_for_range(closure->connector,
- closure->edid,
- timing);
- if (!version_greater(closure->edid, 1, 1))
- return; /* GTF not defined yet */
- switch (range->flags) {
- case 0x02: /* secondary gtf, XXX could do more */
- case 0x00: /* default gtf */
- closure->modes += drm_gtf_modes_for_range(closure->connector,
- closure->edid,
- timing);
- break;
- case 0x04: /* cvt, only in 1.4+ */
- if (!version_greater(closure->edid, 1, 3))
- break;
- closure->modes += drm_cvt_modes_for_range(closure->connector,
- closure->edid,
- timing);
- break;
- case 0x01: /* just the ranges, no formula */
- default:
- break;
- }
- }
- static int
- add_inferred_modes(struct drm_connector *connector, struct edid *edid)
- {
- struct detailed_mode_closure closure = {
- .connector = connector,
- .edid = edid,
- };
- if (version_greater(edid, 1, 0))
- drm_for_each_detailed_block((u8 *)edid, do_inferred_modes,
- &closure);
- return closure.modes;
- }
- static int
- drm_est3_modes(struct drm_connector *connector, struct detailed_timing *timing)
- {
- int i, j, m, modes = 0;
- struct drm_display_mode *mode;
- u8 *est = ((u8 *)timing) + 6;
- for (i = 0; i < 6; i++) {
- for (j = 7; j >= 0; j--) {
- m = (i * 8) + (7 - j);
- if (m >= ARRAY_SIZE(est3_modes))
- break;
- if (est[i] & (1 << j)) {
- mode = drm_mode_find_dmt(connector->dev,
- est3_modes[m].w,
- est3_modes[m].h,
- est3_modes[m].r,
- est3_modes[m].rb);
- if (mode) {
- drm_mode_probed_add(connector, mode);
- modes++;
- }
- }
- }
- }
- return modes;
- }
- static void
- do_established_modes(struct detailed_timing *timing, void *c)
- {
- struct detailed_mode_closure *closure = c;
- if (!is_display_descriptor((const u8 *)timing, EDID_DETAIL_EST_TIMINGS))
- return;
- closure->modes += drm_est3_modes(closure->connector, timing);
- }
- /**
- * add_established_modes - get est. modes from EDID and add them
- * @connector: connector to add mode(s) to
- * @edid: EDID block to scan
- *
- * Each EDID block contains a bitmap of the supported "established modes" list
- * (defined above). Tease them out and add them to the global modes list.
- */
- static int
- add_established_modes(struct drm_connector *connector, struct edid *edid)
- {
- struct drm_device *dev = connector->dev;
- unsigned long est_bits = edid->established_timings.t1 |
- (edid->established_timings.t2 << 8) |
- ((edid->established_timings.mfg_rsvd & 0x80) << 9);
- int i, modes = 0;
- struct detailed_mode_closure closure = {
- .connector = connector,
- .edid = edid,
- };
- for (i = 0; i <= EDID_EST_TIMINGS; i++) {
- if (est_bits & (1<<i)) {
- struct drm_display_mode *newmode;
- newmode = drm_mode_duplicate(dev, &edid_est_modes[i]);
- if (newmode) {
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- }
- }
- if (version_greater(edid, 1, 0))
- drm_for_each_detailed_block((u8 *)edid,
- do_established_modes, &closure);
- return modes + closure.modes;
- }
- static void
- do_standard_modes(struct detailed_timing *timing, void *c)
- {
- struct detailed_mode_closure *closure = c;
- struct detailed_non_pixel *data = &timing->data.other_data;
- struct drm_connector *connector = closure->connector;
- struct edid *edid = closure->edid;
- int i;
- if (!is_display_descriptor((const u8 *)timing, EDID_DETAIL_STD_MODES))
- return;
- for (i = 0; i < 6; i++) {
- struct std_timing *std = &data->data.timings[i];
- struct drm_display_mode *newmode;
- newmode = drm_mode_std(connector, edid, std);
- if (newmode) {
- drm_mode_probed_add(connector, newmode);
- closure->modes++;
- }
- }
- }
- /**
- * add_standard_modes - get std. modes from EDID and add them
- * @connector: connector to add mode(s) to
- * @edid: EDID block to scan
- *
- * Standard modes can be calculated using the appropriate standard (DMT,
- * GTF or CVT. Grab them from @edid and add them to the list.
- */
- static int
- add_standard_modes(struct drm_connector *connector, struct edid *edid)
- {
- int i, modes = 0;
- struct detailed_mode_closure closure = {
- .connector = connector,
- .edid = edid,
- };
- for (i = 0; i < EDID_STD_TIMINGS; i++) {
- struct drm_display_mode *newmode;
- newmode = drm_mode_std(connector, edid,
- &edid->standard_timings[i]);
- if (newmode) {
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- }
- if (version_greater(edid, 1, 0))
- drm_for_each_detailed_block((u8 *)edid, do_standard_modes,
- &closure);
- /* XXX should also look for standard codes in VTB blocks */
- return modes + closure.modes;
- }
- static int drm_cvt_modes(struct drm_connector *connector,
- struct detailed_timing *timing)
- {
- int i, j, modes = 0;
- struct drm_display_mode *newmode;
- struct drm_device *dev = connector->dev;
- struct cvt_timing *cvt;
- const int rates[] = { 60, 85, 75, 60, 50 };
- const u8 empty[3] = { 0, 0, 0 };
- for (i = 0; i < 4; i++) {
- int width, height;
- cvt = &(timing->data.other_data.data.cvt[i]);
- if (!memcmp(cvt->code, empty, 3))
- continue;
- height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2;
- switch (cvt->code[1] & 0x0c) {
- /* default - because compiler doesn't see that we've enumerated all cases */
- default:
- case 0x00:
- width = height * 4 / 3;
- break;
- case 0x04:
- width = height * 16 / 9;
- break;
- case 0x08:
- width = height * 16 / 10;
- break;
- case 0x0c:
- width = height * 15 / 9;
- break;
- }
- for (j = 1; j < 5; j++) {
- if (cvt->code[2] & (1 << j)) {
- newmode = drm_cvt_mode(dev, width, height,
- rates[j], j == 0,
- false, false);
- if (newmode) {
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- }
- }
- }
- return modes;
- }
- static void
- do_cvt_mode(struct detailed_timing *timing, void *c)
- {
- struct detailed_mode_closure *closure = c;
- if (!is_display_descriptor((const u8 *)timing, EDID_DETAIL_CVT_3BYTE))
- return;
- closure->modes += drm_cvt_modes(closure->connector, timing);
- }
- static int
- add_cvt_modes(struct drm_connector *connector, struct edid *edid)
- {
- struct detailed_mode_closure closure = {
- .connector = connector,
- .edid = edid,
- };
- if (version_greater(edid, 1, 2))
- drm_for_each_detailed_block((u8 *)edid, do_cvt_mode, &closure);
- /* XXX should also look for CVT codes in VTB blocks */
- return closure.modes;
- }
- static void fixup_detailed_cea_mode_clock(struct drm_display_mode *mode);
- static void
- do_detailed_mode(struct detailed_timing *timing, void *c)
- {
- struct detailed_mode_closure *closure = c;
- struct drm_display_mode *newmode;
- if (!is_detailed_timing_descriptor((const u8 *)timing))
- return;
- newmode = drm_mode_detailed(closure->connector->dev,
- closure->edid, timing,
- closure->quirks);
- if (!newmode)
- return;
- if (closure->preferred)
- newmode->type |= DRM_MODE_TYPE_PREFERRED;
- /*
- * Detailed modes are limited to 10kHz pixel clock resolution,
- * so fix up anything that looks like CEA/HDMI mode, but the clock
- * is just slightly off.
- */
- fixup_detailed_cea_mode_clock(newmode);
- drm_mode_probed_add(closure->connector, newmode);
- closure->modes++;
- closure->preferred = false;
- }
- /*
- * add_detailed_modes - Add modes from detailed timings
- * @connector: attached connector
- * @edid: EDID block to scan
- * @quirks: quirks to apply
- */
- static int
- add_detailed_modes(struct drm_connector *connector, struct edid *edid,
- u32 quirks)
- {
- struct detailed_mode_closure closure = {
- .connector = connector,
- .edid = edid,
- .preferred = true,
- .quirks = quirks,
- };
- if (closure.preferred && !version_greater(edid, 1, 3))
- closure.preferred =
- (edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING);
- drm_for_each_detailed_block((u8 *)edid, do_detailed_mode, &closure);
- return closure.modes;
- }
- #define AUDIO_BLOCK 0x01
- #define VIDEO_BLOCK 0x02
- #define VENDOR_BLOCK 0x03
- #define SPEAKER_BLOCK 0x04
- #define HDR_STATIC_METADATA_BLOCK 0x6
- #define USE_EXTENDED_TAG 0x07
- #define EXT_VIDEO_CAPABILITY_BLOCK 0x00
- #define EXT_VIDEO_DATA_BLOCK_420 0x0E
- #define EXT_VIDEO_CAP_BLOCK_Y420CMDB 0x0F
- #define EDID_BASIC_AUDIO (1 << 6)
- #define EDID_CEA_YCRCB444 (1 << 5)
- #define EDID_CEA_YCRCB422 (1 << 4)
- #define EDID_CEA_VCDB_QS (1 << 6)
- /*
- * Search EDID for CEA extension block.
- */
- static u8 *drm_find_edid_extension(const struct edid *edid,
- int ext_id, int *ext_index)
- {
- u8 *edid_ext = NULL;
- int i;
- /* No EDID or EDID extensions */
- if (edid == NULL || edid->extensions == 0)
- return NULL;
- /* Find CEA extension */
- for (i = *ext_index; i < edid->extensions; i++) {
- edid_ext = (u8 *)edid + EDID_LENGTH * (i + 1);
- if (edid_ext[0] == ext_id)
- break;
- }
- if (i >= edid->extensions)
- return NULL;
- *ext_index = i + 1;
- return edid_ext;
- }
- static u8 *drm_find_displayid_extension(const struct edid *edid,
- int *length, int *idx,
- int *ext_index)
- {
- u8 *displayid = drm_find_edid_extension(edid, DISPLAYID_EXT, ext_index);
- struct displayid_hdr *base;
- int ret;
- if (!displayid)
- return NULL;
- /* EDID extensions block checksum isn't for us */
- *length = EDID_LENGTH - 1;
- *idx = 1;
- ret = validate_displayid(displayid, *length, *idx);
- if (ret)
- return NULL;
- base = (struct displayid_hdr *)&displayid[*idx];
- *length = *idx + sizeof(*base) + base->bytes;
- return displayid;
- }
- static u8 *drm_find_cea_extension(const struct edid *edid)
- {
- int length, idx;
- struct displayid_block *block;
- u8 *cea;
- u8 *displayid;
- int ext_index;
- /* Look for a top level CEA extension block */
- /* FIXME: make callers iterate through multiple CEA ext blocks? */
- ext_index = 0;
- cea = drm_find_edid_extension(edid, CEA_EXT, &ext_index);
- if (cea)
- return cea;
- /* CEA blocks can also be found embedded in a DisplayID block */
- ext_index = 0;
- for (;;) {
- displayid = drm_find_displayid_extension(edid, &length, &idx,
- &ext_index);
- if (!displayid)
- return NULL;
- idx += sizeof(struct displayid_hdr);
- for_each_displayid_db(displayid, block, idx, length) {
- if (block->tag == DATA_BLOCK_CTA)
- return (u8 *)block;
- }
- }
- return NULL;
- }
- static __always_inline const struct drm_display_mode *cea_mode_for_vic(u8 vic)
- {
- BUILD_BUG_ON(1 + ARRAY_SIZE(edid_cea_modes_1) - 1 != 127);
- BUILD_BUG_ON(193 + ARRAY_SIZE(edid_cea_modes_193) - 1 != 219);
- if (vic >= 1 && vic < 1 + ARRAY_SIZE(edid_cea_modes_1))
- return &edid_cea_modes_1[vic - 1];
- if (vic >= 193 && vic < 193 + ARRAY_SIZE(edid_cea_modes_193))
- return &edid_cea_modes_193[vic - 193];
- return NULL;
- }
- static u8 cea_num_vics(void)
- {
- return 193 + ARRAY_SIZE(edid_cea_modes_193);
- }
- static u8 cea_next_vic(u8 vic)
- {
- if (++vic == 1 + ARRAY_SIZE(edid_cea_modes_1))
- vic = 193;
- return vic;
- }
- /*
- * Calculate the alternate clock for the CEA mode
- * (60Hz vs. 59.94Hz etc.)
- */
- static unsigned int
- cea_mode_alternate_clock(const struct drm_display_mode *cea_mode)
- {
- unsigned int clock = cea_mode->clock;
- if (drm_mode_vrefresh(cea_mode) % 6 != 0)
- return clock;
- /*
- * edid_cea_modes contains the 59.94Hz
- * variant for 240 and 480 line modes,
- * and the 60Hz variant otherwise.
- */
- if (cea_mode->vdisplay == 240 || cea_mode->vdisplay == 480)
- clock = DIV_ROUND_CLOSEST(clock * 1001, 1000);
- else
- clock = DIV_ROUND_CLOSEST(clock * 1000, 1001);
- return clock;
- }
- static bool
- cea_mode_alternate_timings(u8 vic, struct drm_display_mode *mode)
- {
- /*
- * For certain VICs the spec allows the vertical
- * front porch to vary by one or two lines.
- *
- * cea_modes[] stores the variant with the shortest
- * vertical front porch. We can adjust the mode to
- * get the other variants by simply increasing the
- * vertical front porch length.
- */
- BUILD_BUG_ON(cea_mode_for_vic(8)->vtotal != 262 ||
- cea_mode_for_vic(9)->vtotal != 262 ||
- cea_mode_for_vic(12)->vtotal != 262 ||
- cea_mode_for_vic(13)->vtotal != 262 ||
- cea_mode_for_vic(23)->vtotal != 312 ||
- cea_mode_for_vic(24)->vtotal != 312 ||
- cea_mode_for_vic(27)->vtotal != 312 ||
- cea_mode_for_vic(28)->vtotal != 312);
- if (((vic == 8 || vic == 9 ||
- vic == 12 || vic == 13) && mode->vtotal < 263) ||
- ((vic == 23 || vic == 24 ||
- vic == 27 || vic == 28) && mode->vtotal < 314)) {
- mode->vsync_start++;
- mode->vsync_end++;
- mode->vtotal++;
- return true;
- }
- return false;
- }
- static u8 drm_match_cea_mode_clock_tolerance(const struct drm_display_mode *to_match,
- unsigned int clock_tolerance)
- {
- unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
- u8 vic;
- if (!to_match->clock)
- return 0;
- if (to_match->picture_aspect_ratio)
- match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
- for (vic = 1; vic < cea_num_vics(); vic = cea_next_vic(vic)) {
- struct drm_display_mode cea_mode = *cea_mode_for_vic(vic);
- unsigned int clock1, clock2;
- /* Check both 60Hz and 59.94Hz */
- clock1 = cea_mode.clock;
- clock2 = cea_mode_alternate_clock(&cea_mode);
- if (abs(to_match->clock - clock1) > clock_tolerance &&
- abs(to_match->clock - clock2) > clock_tolerance)
- continue;
- do {
- if (drm_mode_match(to_match, &cea_mode, match_flags))
- return vic;
- } while (cea_mode_alternate_timings(vic, &cea_mode));
- }
- return 0;
- }
- /**
- * drm_match_cea_mode - look for a CEA mode matching given mode
- * @to_match: display mode
- *
- * Return: The CEA Video ID (VIC) of the mode or 0 if it isn't a CEA-861
- * mode.
- */
- u8 drm_match_cea_mode(const struct drm_display_mode *to_match)
- {
- unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
- u8 vic;
- if (!to_match->clock)
- return 0;
- if (to_match->picture_aspect_ratio)
- match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
- for (vic = 1; vic < cea_num_vics(); vic = cea_next_vic(vic)) {
- struct drm_display_mode cea_mode = *cea_mode_for_vic(vic);
- unsigned int clock1, clock2;
- /* Check both 60Hz and 59.94Hz */
- clock1 = cea_mode.clock;
- clock2 = cea_mode_alternate_clock(&cea_mode);
- if (KHZ2PICOS(to_match->clock) != KHZ2PICOS(clock1) &&
- KHZ2PICOS(to_match->clock) != KHZ2PICOS(clock2))
- continue;
- do {
- if (drm_mode_match(to_match, &cea_mode, match_flags))
- return vic;
- } while (cea_mode_alternate_timings(vic, &cea_mode));
- }
- return 0;
- }
- EXPORT_SYMBOL(drm_match_cea_mode);
- static bool drm_valid_cea_vic(u8 vic)
- {
- return cea_mode_for_vic(vic) != NULL;
- }
- static enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code)
- {
- const struct drm_display_mode *mode = cea_mode_for_vic(video_code);
- if (mode)
- return mode->picture_aspect_ratio;
- return HDMI_PICTURE_ASPECT_NONE;
- }
- static enum hdmi_picture_aspect drm_get_hdmi_aspect_ratio(const u8 video_code)
- {
- return edid_4k_modes[video_code].picture_aspect_ratio;
- }
- /*
- * Calculate the alternate clock for HDMI modes (those from the HDMI vendor
- * specific block).
- */
- static unsigned int
- hdmi_mode_alternate_clock(const struct drm_display_mode *hdmi_mode)
- {
- return cea_mode_alternate_clock(hdmi_mode);
- }
- static u8 drm_match_hdmi_mode_clock_tolerance(const struct drm_display_mode *to_match,
- unsigned int clock_tolerance)
- {
- unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
- u8 vic;
- if (!to_match->clock)
- return 0;
- if (to_match->picture_aspect_ratio)
- match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
- for (vic = 1; vic < ARRAY_SIZE(edid_4k_modes); vic++) {
- const struct drm_display_mode *hdmi_mode = &edid_4k_modes[vic];
- unsigned int clock1, clock2;
- /* Make sure to also match alternate clocks */
- clock1 = hdmi_mode->clock;
- clock2 = hdmi_mode_alternate_clock(hdmi_mode);
- if (abs(to_match->clock - clock1) > clock_tolerance &&
- abs(to_match->clock - clock2) > clock_tolerance)
- continue;
- if (drm_mode_match(to_match, hdmi_mode, match_flags))
- return vic;
- }
- return 0;
- }
- /*
- * drm_match_hdmi_mode - look for a HDMI mode matching given mode
- * @to_match: display mode
- *
- * An HDMI mode is one defined in the HDMI vendor specific block.
- *
- * Returns the HDMI Video ID (VIC) of the mode or 0 if it isn't one.
- */
- static u8 drm_match_hdmi_mode(const struct drm_display_mode *to_match)
- {
- unsigned int match_flags = DRM_MODE_MATCH_TIMINGS | DRM_MODE_MATCH_FLAGS;
- u8 vic;
- if (!to_match->clock)
- return 0;
- if (to_match->picture_aspect_ratio)
- match_flags |= DRM_MODE_MATCH_ASPECT_RATIO;
- for (vic = 1; vic < ARRAY_SIZE(edid_4k_modes); vic++) {
- const struct drm_display_mode *hdmi_mode = &edid_4k_modes[vic];
- unsigned int clock1, clock2;
- /* Make sure to also match alternate clocks */
- clock1 = hdmi_mode->clock;
- clock2 = hdmi_mode_alternate_clock(hdmi_mode);
- if ((KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock1) ||
- KHZ2PICOS(to_match->clock) == KHZ2PICOS(clock2)) &&
- drm_mode_match(to_match, hdmi_mode, match_flags))
- return vic;
- }
- return 0;
- }
- static bool drm_valid_hdmi_vic(u8 vic)
- {
- return vic > 0 && vic < ARRAY_SIZE(edid_4k_modes);
- }
- static int
- add_alternate_cea_modes(struct drm_connector *connector, struct edid *edid)
- {
- struct drm_device *dev = connector->dev;
- struct drm_display_mode *mode, *tmp;
- LIST_HEAD(list);
- int modes = 0;
- /* Don't add CEA modes if the CEA extension block is missing */
- if (!drm_find_cea_extension(edid))
- return 0;
- /*
- * Go through all probed modes and create a new mode
- * with the alternate clock for certain CEA modes.
- */
- list_for_each_entry(mode, &connector->probed_modes, head) {
- const struct drm_display_mode *cea_mode = NULL;
- struct drm_display_mode *newmode;
- u8 vic = drm_match_cea_mode(mode);
- unsigned int clock1, clock2;
- if (drm_valid_cea_vic(vic)) {
- cea_mode = cea_mode_for_vic(vic);
- clock2 = cea_mode_alternate_clock(cea_mode);
- } else {
- vic = drm_match_hdmi_mode(mode);
- if (drm_valid_hdmi_vic(vic)) {
- cea_mode = &edid_4k_modes[vic];
- clock2 = hdmi_mode_alternate_clock(cea_mode);
- }
- }
- if (!cea_mode)
- continue;
- clock1 = cea_mode->clock;
- if (clock1 == clock2)
- continue;
- if (mode->clock != clock1 && mode->clock != clock2)
- continue;
- newmode = drm_mode_duplicate(dev, cea_mode);
- if (!newmode)
- continue;
- /* Carry over the stereo flags */
- newmode->flags |= mode->flags & DRM_MODE_FLAG_3D_MASK;
- /*
- * The current mode could be either variant. Make
- * sure to pick the "other" clock for the new mode.
- */
- if (mode->clock != clock1)
- newmode->clock = clock1;
- else
- newmode->clock = clock2;
- list_add_tail(&newmode->head, &list);
- }
- list_for_each_entry_safe(mode, tmp, &list, head) {
- list_del(&mode->head);
- drm_mode_probed_add(connector, mode);
- modes++;
- }
- return modes;
- }
- static u8 svd_to_vic(u8 svd)
- {
- /* 0-6 bit vic, 7th bit native mode indicator */
- if ((svd >= 1 && svd <= 64) || (svd >= 129 && svd <= 192))
- return svd & 127;
- return svd;
- }
- static struct drm_display_mode *
- drm_display_mode_from_vic_index(struct drm_connector *connector,
- const u8 *video_db, u8 video_len,
- u8 video_index)
- {
- struct drm_device *dev = connector->dev;
- struct drm_display_mode *newmode;
- u8 vic;
- if (video_db == NULL || video_index >= video_len)
- return NULL;
- /* CEA modes are numbered 1..127 */
- vic = svd_to_vic(video_db[video_index]);
- if (!drm_valid_cea_vic(vic))
- return NULL;
- newmode = drm_mode_duplicate(dev, cea_mode_for_vic(vic));
- if (!newmode)
- return NULL;
- return newmode;
- }
- /*
- * do_y420vdb_modes - Parse YCBCR 420 only modes
- * @connector: connector corresponding to the HDMI sink
- * @svds: start of the data block of CEA YCBCR 420 VDB
- * @len: length of the CEA YCBCR 420 VDB
- *
- * Parse the CEA-861-F YCBCR 420 Video Data Block (Y420VDB)
- * which contains modes which can be supported in YCBCR 420
- * output format only.
- */
- static int do_y420vdb_modes(struct drm_connector *connector,
- const u8 *svds, u8 svds_len)
- {
- int modes = 0, i;
- struct drm_device *dev = connector->dev;
- struct drm_display_info *info = &connector->display_info;
- struct drm_hdmi_info *hdmi = &info->hdmi;
- for (i = 0; i < svds_len; i++) {
- u8 vic = svd_to_vic(svds[i]);
- struct drm_display_mode *newmode;
- if (!drm_valid_cea_vic(vic))
- continue;
- newmode = drm_mode_duplicate(dev, cea_mode_for_vic(vic));
- if (!newmode)
- break;
- bitmap_set(hdmi->y420_vdb_modes, vic, 1);
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- if (modes > 0)
- info->color_formats |= DRM_COLOR_FORMAT_YCRCB420;
- return modes;
- }
- /*
- * drm_add_cmdb_modes - Add a YCBCR 420 mode into bitmap
- * @connector: connector corresponding to the HDMI sink
- * @vic: CEA vic for the video mode to be added in the map
- *
- * Makes an entry for a videomode in the YCBCR 420 bitmap
- */
- static void
- drm_add_cmdb_modes(struct drm_connector *connector, u8 svd)
- {
- u8 vic = svd_to_vic(svd);
- struct drm_hdmi_info *hdmi = &connector->display_info.hdmi;
- if (!drm_valid_cea_vic(vic))
- return;
- bitmap_set(hdmi->y420_cmdb_modes, vic, 1);
- }
- /**
- * drm_display_mode_from_cea_vic() - return a mode for CEA VIC
- * @dev: DRM device
- * @video_code: CEA VIC of the mode
- *
- * Creates a new mode matching the specified CEA VIC.
- *
- * Returns: A new drm_display_mode on success or NULL on failure
- */
- struct drm_display_mode *
- drm_display_mode_from_cea_vic(struct drm_device *dev,
- u8 video_code)
- {
- const struct drm_display_mode *cea_mode;
- struct drm_display_mode *newmode;
- cea_mode = cea_mode_for_vic(video_code);
- if (!cea_mode)
- return NULL;
- newmode = drm_mode_duplicate(dev, cea_mode);
- if (!newmode)
- return NULL;
- return newmode;
- }
- EXPORT_SYMBOL(drm_display_mode_from_cea_vic);
- static int
- do_cea_modes(struct drm_connector *connector, const u8 *db, u8 len)
- {
- int i, modes = 0;
- struct drm_hdmi_info *hdmi = &connector->display_info.hdmi;
- for (i = 0; i < len; i++) {
- struct drm_display_mode *mode;
- mode = drm_display_mode_from_vic_index(connector, db, len, i);
- if (mode) {
- /*
- * YCBCR420 capability block contains a bitmap which
- * gives the index of CEA modes from CEA VDB, which
- * can support YCBCR 420 sampling output also (apart
- * from RGB/YCBCR444 etc).
- * For example, if the bit 0 in bitmap is set,
- * first mode in VDB can support YCBCR420 output too.
- * Add YCBCR420 modes only if sink is HDMI 2.0 capable.
- */
- if (i < 64 && hdmi->y420_cmdb_map & (1ULL << i))
- drm_add_cmdb_modes(connector, db[i]);
- drm_mode_probed_add(connector, mode);
- modes++;
- }
- }
- return modes;
- }
- struct stereo_mandatory_mode {
- int width, height, vrefresh;
- unsigned int flags;
- };
- static const struct stereo_mandatory_mode stereo_mandatory_modes[] = {
- { 1920, 1080, 24, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
- { 1920, 1080, 24, DRM_MODE_FLAG_3D_FRAME_PACKING },
- { 1920, 1080, 50,
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF },
- { 1920, 1080, 60,
- DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF },
- { 1280, 720, 50, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
- { 1280, 720, 50, DRM_MODE_FLAG_3D_FRAME_PACKING },
- { 1280, 720, 60, DRM_MODE_FLAG_3D_TOP_AND_BOTTOM },
- { 1280, 720, 60, DRM_MODE_FLAG_3D_FRAME_PACKING }
- };
- static bool
- stereo_match_mandatory(const struct drm_display_mode *mode,
- const struct stereo_mandatory_mode *stereo_mode)
- {
- unsigned int interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE;
- return mode->hdisplay == stereo_mode->width &&
- mode->vdisplay == stereo_mode->height &&
- interlaced == (stereo_mode->flags & DRM_MODE_FLAG_INTERLACE) &&
- drm_mode_vrefresh(mode) == stereo_mode->vrefresh;
- }
- static int add_hdmi_mandatory_stereo_modes(struct drm_connector *connector)
- {
- struct drm_device *dev = connector->dev;
- const struct drm_display_mode *mode;
- struct list_head stereo_modes;
- int modes = 0, i;
- INIT_LIST_HEAD(&stereo_modes);
- list_for_each_entry(mode, &connector->probed_modes, head) {
- for (i = 0; i < ARRAY_SIZE(stereo_mandatory_modes); i++) {
- const struct stereo_mandatory_mode *mandatory;
- struct drm_display_mode *new_mode;
- if (!stereo_match_mandatory(mode,
- &stereo_mandatory_modes[i]))
- continue;
- mandatory = &stereo_mandatory_modes[i];
- new_mode = drm_mode_duplicate(dev, mode);
- if (!new_mode)
- continue;
- new_mode->flags |= mandatory->flags;
- list_add_tail(&new_mode->head, &stereo_modes);
- modes++;
- }
- }
- list_splice_tail(&stereo_modes, &connector->probed_modes);
- return modes;
- }
- static int add_hdmi_mode(struct drm_connector *connector, u8 vic)
- {
- struct drm_device *dev = connector->dev;
- struct drm_display_mode *newmode;
- if (!drm_valid_hdmi_vic(vic)) {
- DRM_ERROR("Unknown HDMI VIC: %d\n", vic);
- return 0;
- }
- newmode = drm_mode_duplicate(dev, &edid_4k_modes[vic]);
- if (!newmode)
- return 0;
- drm_mode_probed_add(connector, newmode);
- return 1;
- }
- static int add_3d_struct_modes(struct drm_connector *connector, u16 structure,
- const u8 *video_db, u8 video_len, u8 video_index)
- {
- struct drm_display_mode *newmode;
- int modes = 0;
- if (structure & (1 << 0)) {
- newmode = drm_display_mode_from_vic_index(connector, video_db,
- video_len,
- video_index);
- if (newmode) {
- newmode->flags |= DRM_MODE_FLAG_3D_FRAME_PACKING;
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- }
- if (structure & (1 << 6)) {
- newmode = drm_display_mode_from_vic_index(connector, video_db,
- video_len,
- video_index);
- if (newmode) {
- newmode->flags |= DRM_MODE_FLAG_3D_TOP_AND_BOTTOM;
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- }
- if (structure & (1 << 8)) {
- newmode = drm_display_mode_from_vic_index(connector, video_db,
- video_len,
- video_index);
- if (newmode) {
- newmode->flags |= DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF;
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- }
- return modes;
- }
- /*
- * do_hdmi_vsdb_modes - Parse the HDMI Vendor Specific data block
- * @connector: connector corresponding to the HDMI sink
- * @db: start of the CEA vendor specific block
- * @len: length of the CEA block payload, ie. one can access up to db[len]
- *
- * Parses the HDMI VSDB looking for modes to add to @connector. This function
- * also adds the stereo 3d modes when applicable.
- */
- static int
- do_hdmi_vsdb_modes(struct drm_connector *connector, const u8 *db, u8 len,
- const u8 *video_db, u8 video_len)
- {
- struct drm_display_info *info = &connector->display_info;
- int modes = 0, offset = 0, i, multi_present = 0, multi_len;
- u8 vic_len, hdmi_3d_len = 0;
- u16 mask;
- u16 structure_all;
- if (len < 8)
- goto out;
- /* no HDMI_Video_Present */
- if (!(db[8] & (1 << 5)))
- goto out;
- /* Latency_Fields_Present */
- if (db[8] & (1 << 7))
- offset += 2;
- /* I_Latency_Fields_Present */
- if (db[8] & (1 << 6))
- offset += 2;
- /* the declared length is not long enough for the 2 first bytes
- * of additional video format capabilities */
- if (len < (8 + offset + 2))
- goto out;
- /* 3D_Present */
- offset++;
- if (db[8 + offset] & (1 << 7)) {
- modes += add_hdmi_mandatory_stereo_modes(connector);
- /* 3D_Multi_present */
- multi_present = (db[8 + offset] & 0x60) >> 5;
- }
- offset++;
- vic_len = db[8 + offset] >> 5;
- hdmi_3d_len = db[8 + offset] & 0x1f;
- for (i = 0; i < vic_len && len >= (9 + offset + i); i++) {
- u8 vic;
- vic = db[9 + offset + i];
- modes += add_hdmi_mode(connector, vic);
- }
- offset += 1 + vic_len;
- if (multi_present == 1)
- multi_len = 2;
- else if (multi_present == 2)
- multi_len = 4;
- else
- multi_len = 0;
- if (len < (8 + offset + hdmi_3d_len - 1))
- goto out;
- if (hdmi_3d_len < multi_len)
- goto out;
- if (multi_present == 1 || multi_present == 2) {
- /* 3D_Structure_ALL */
- structure_all = (db[8 + offset] << 8) | db[9 + offset];
- /* check if 3D_MASK is present */
- if (multi_present == 2)
- mask = (db[10 + offset] << 8) | db[11 + offset];
- else
- mask = 0xffff;
- for (i = 0; i < 16; i++) {
- if (mask & (1 << i))
- modes += add_3d_struct_modes(connector,
- structure_all,
- video_db,
- video_len, i);
- }
- }
- offset += multi_len;
- for (i = 0; i < (hdmi_3d_len - multi_len); i++) {
- int vic_index;
- struct drm_display_mode *newmode = NULL;
- unsigned int newflag = 0;
- bool detail_present;
- detail_present = ((db[8 + offset + i] & 0x0f) > 7);
- if (detail_present && (i + 1 == hdmi_3d_len - multi_len))
- break;
- /* 2D_VIC_order_X */
- vic_index = db[8 + offset + i] >> 4;
- /* 3D_Structure_X */
- switch (db[8 + offset + i] & 0x0f) {
- case 0:
- newflag = DRM_MODE_FLAG_3D_FRAME_PACKING;
- break;
- case 6:
- newflag = DRM_MODE_FLAG_3D_TOP_AND_BOTTOM;
- break;
- case 8:
- /* 3D_Detail_X */
- if ((db[9 + offset + i] >> 4) == 1)
- newflag = DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF;
- break;
- }
- if (newflag != 0) {
- newmode = drm_display_mode_from_vic_index(connector,
- video_db,
- video_len,
- vic_index);
- if (newmode) {
- newmode->flags |= newflag;
- drm_mode_probed_add(connector, newmode);
- modes++;
- }
- }
- if (detail_present)
- i++;
- }
- out:
- if (modes > 0)
- info->has_hdmi_infoframe = true;
- return modes;
- }
- static int
- cea_db_payload_len(const u8 *db)
- {
- return db[0] & 0x1f;
- }
- static int
- cea_db_extended_tag(const u8 *db)
- {
- return db[1];
- }
- static int
- cea_db_tag(const u8 *db)
- {
- return db[0] >> 5;
- }
- static int
- cea_revision(const u8 *cea)
- {
- /*
- * FIXME is this correct for the DispID variant?
- * The DispID spec doesn't really specify whether
- * this is the revision of the CEA extension or
- * the DispID CEA data block. And the only value
- * given as an example is 0.
- */
- return cea[1];
- }
- static int
- cea_db_offsets(const u8 *cea, int *start, int *end)
- {
- /* DisplayID CTA extension blocks and top-level CEA EDID
- * block header definitions differ in the following bytes:
- * 1) Byte 2 of the header specifies length differently,
- * 2) Byte 3 is only present in the CEA top level block.
- *
- * The different definitions for byte 2 follow.
- *
- * DisplayID CTA extension block defines byte 2 as:
- * Number of payload bytes
- *
- * CEA EDID block defines byte 2 as:
- * Byte number (decimal) within this block where the 18-byte
- * DTDs begin. If no non-DTD data is present in this extension
- * block, the value should be set to 04h (the byte after next).
- * If set to 00h, there are no DTDs present in this block and
- * no non-DTD data.
- */
- if (cea[0] == DATA_BLOCK_CTA) {
- /*
- * for_each_displayid_db() has already verified
- * that these stay within expected bounds.
- */
- *start = 3;
- *end = *start + cea[2];
- } else if (cea[0] == CEA_EXT) {
- /* Data block offset in CEA extension block */
- *start = 4;
- *end = cea[2];
- if (*end == 0)
- *end = 127;
- if (*end < 4 || *end > 127)
- return -ERANGE;
- } else {
- return -EOPNOTSUPP;
- }
- return 0;
- }
- static bool cea_db_is_hdmi_vsdb(const u8 *db)
- {
- int hdmi_id;
- if (cea_db_tag(db) != VENDOR_BLOCK)
- return false;
- if (cea_db_payload_len(db) < 5)
- return false;
- hdmi_id = db[1] | (db[2] << 8) | (db[3] << 16);
- return hdmi_id == HDMI_IEEE_OUI;
- }
- static bool cea_db_is_hdmi_forum_vsdb(const u8 *db)
- {
- unsigned int oui;
- if (cea_db_tag(db) != VENDOR_BLOCK)
- return false;
- if (cea_db_payload_len(db) < 7)
- return false;
- oui = db[3] << 16 | db[2] << 8 | db[1];
- return oui == HDMI_FORUM_IEEE_OUI;
- }
- static bool cea_db_is_vcdb(const u8 *db)
- {
- if (cea_db_tag(db) != USE_EXTENDED_TAG)
- return false;
- if (cea_db_payload_len(db) != 2)
- return false;
- if (cea_db_extended_tag(db) != EXT_VIDEO_CAPABILITY_BLOCK)
- return false;
- return true;
- }
- static bool cea_db_is_y420cmdb(const u8 *db)
- {
- if (cea_db_tag(db) != USE_EXTENDED_TAG)
- return false;
- if (!cea_db_payload_len(db))
- return false;
- if (cea_db_extended_tag(db) != EXT_VIDEO_CAP_BLOCK_Y420CMDB)
- return false;
- return true;
- }
- static bool cea_db_is_y420vdb(const u8 *db)
- {
- if (cea_db_tag(db) != USE_EXTENDED_TAG)
- return false;
- if (!cea_db_payload_len(db))
- return false;
- if (cea_db_extended_tag(db) != EXT_VIDEO_DATA_BLOCK_420)
- return false;
- return true;
- }
- #define for_each_cea_db(cea, i, start, end) \
- for ((i) = (start); (i) < (end) && (i) + cea_db_payload_len(&(cea)[(i)]) < (end); (i) += cea_db_payload_len(&(cea)[(i)]) + 1)
- static void drm_parse_y420cmdb_bitmap(struct drm_connector *connector,
- const u8 *db)
- {
- struct drm_display_info *info = &connector->display_info;
- struct drm_hdmi_info *hdmi = &info->hdmi;
- u8 map_len = cea_db_payload_len(db) - 1;
- u8 count;
- u64 map = 0;
- if (map_len == 0) {
- /* All CEA modes support ycbcr420 sampling also.*/
- hdmi->y420_cmdb_map = U64_MAX;
- info->color_formats |= DRM_COLOR_FORMAT_YCRCB420;
- return;
- }
- /*
- * This map indicates which of the existing CEA block modes
- * from VDB can support YCBCR420 output too. So if bit=0 is
- * set, first mode from VDB can support YCBCR420 output too.
- * We will parse and keep this map, before parsing VDB itself
- * to avoid going through the same block again and again.
- *
- * Spec is not clear about max possible size of this block.
- * Clamping max bitmap block size at 8 bytes. Every byte can
- * address 8 CEA modes, in this way this map can address
- * 8*8 = first 64 SVDs.
- */
- if (WARN_ON_ONCE(map_len > 8))
- map_len = 8;
- for (count = 0; count < map_len; count++)
- map |= (u64)db[2 + count] << (8 * count);
- if (map)
- info->color_formats |= DRM_COLOR_FORMAT_YCRCB420;
- hdmi->y420_cmdb_map = map;
- }
- static int
- add_cea_modes(struct drm_connector *connector, struct edid *edid)
- {
- const u8 *cea = drm_find_cea_extension(edid);
- const u8 *db, *hdmi = NULL, *video = NULL;
- u8 dbl, hdmi_len, video_len = 0;
- int modes = 0;
- if (cea && cea_revision(cea) >= 3) {
- int i, start, end;
- if (cea_db_offsets(cea, &start, &end))
- return 0;
- for_each_cea_db(cea, i, start, end) {
- db = &cea[i];
- dbl = cea_db_payload_len(db);
- if (cea_db_tag(db) == VIDEO_BLOCK) {
- video = db + 1;
- video_len = dbl;
- modes += do_cea_modes(connector, video, dbl);
- } else if (cea_db_is_hdmi_vsdb(db)) {
- hdmi = db;
- hdmi_len = dbl;
- } else if (cea_db_is_y420vdb(db)) {
- const u8 *vdb420 = &db[2];
- /* Add 4:2:0(only) modes present in EDID */
- modes += do_y420vdb_modes(connector,
- vdb420,
- dbl - 1);
- }
- }
- }
- /*
- * We parse the HDMI VSDB after having added the cea modes as we will
- * be patching their flags when the sink supports stereo 3D.
- */
- if (hdmi)
- modes += do_hdmi_vsdb_modes(connector, hdmi, hdmi_len, video,
- video_len);
- return modes;
- }
- static void fixup_detailed_cea_mode_clock(struct drm_display_mode *mode)
- {
- const struct drm_display_mode *cea_mode;
- int clock1, clock2, clock;
- u8 vic;
- const char *type;
- /*
- * allow 5kHz clock difference either way to account for
- * the 10kHz clock resolution limit of detailed timings.
- */
- vic = drm_match_cea_mode_clock_tolerance(mode, 5);
- if (drm_valid_cea_vic(vic)) {
- type = "CEA";
- cea_mode = cea_mode_for_vic(vic);
- clock1 = cea_mode->clock;
- clock2 = cea_mode_alternate_clock(cea_mode);
- } else {
- vic = drm_match_hdmi_mode_clock_tolerance(mode, 5);
- if (drm_valid_hdmi_vic(vic)) {
- type = "HDMI";
- cea_mode = &edid_4k_modes[vic];
- clock1 = cea_mode->clock;
- clock2 = hdmi_mode_alternate_clock(cea_mode);
- } else {
- return;
- }
- }
- /* pick whichever is closest */
- if (abs(mode->clock - clock1) < abs(mode->clock - clock2))
- clock = clock1;
- else
- clock = clock2;
- if (mode->clock == clock)
- return;
- DRM_DEBUG("detailed mode matches %s VIC %d, adjusting clock %d -> %d\n",
- type, vic, mode->clock, clock);
- mode->clock = clock;
- }
- static bool cea_db_is_hdmi_hdr_metadata_block(const u8 *db)
- {
- if (cea_db_tag(db) != USE_EXTENDED_TAG)
- return false;
- if (db[1] != HDR_STATIC_METADATA_BLOCK)
- return false;
- if (cea_db_payload_len(db) < 3)
- return false;
- return true;
- }
- static uint8_t eotf_supported(const u8 *edid_ext)
- {
- return edid_ext[2] &
- (BIT(HDMI_EOTF_TRADITIONAL_GAMMA_SDR) |
- BIT(HDMI_EOTF_TRADITIONAL_GAMMA_HDR) |
- BIT(HDMI_EOTF_SMPTE_ST2084) |
- BIT(HDMI_EOTF_BT_2100_HLG));
- }
- static uint8_t hdr_metadata_type(const u8 *edid_ext)
- {
- return edid_ext[3] &
- BIT(HDMI_STATIC_METADATA_TYPE1);
- }
- static void
- drm_parse_hdr_metadata_block(struct drm_connector *connector, const u8 *db)
- {
- u16 len;
- len = cea_db_payload_len(db);
- connector->hdr_sink_metadata.hdmi_type1.eotf =
- eotf_supported(db);
- connector->hdr_sink_metadata.hdmi_type1.metadata_type =
- hdr_metadata_type(db);
- if (len >= 4)
- connector->hdr_sink_metadata.hdmi_type1.max_cll = db[4];
- if (len >= 5)
- connector->hdr_sink_metadata.hdmi_type1.max_fall = db[5];
- if (len >= 6)
- connector->hdr_sink_metadata.hdmi_type1.min_cll = db[6];
- }
- static void
- drm_parse_hdmi_vsdb_audio(struct drm_connector *connector, const u8 *db)
- {
- u8 len = cea_db_payload_len(db);
- if (len >= 6 && (db[6] & (1 << 7)))
- connector->eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_SUPPORTS_AI;
- if (len >= 8) {
- connector->latency_present[0] = db[8] >> 7;
- connector->latency_present[1] = (db[8] >> 6) & 1;
- }
- if (len >= 9)
- connector->video_latency[0] = db[9];
- if (len >= 10)
- connector->audio_latency[0] = db[10];
- if (len >= 11)
- connector->video_latency[1] = db[11];
- if (len >= 12)
- connector->audio_latency[1] = db[12];
- DRM_DEBUG_KMS("HDMI: latency present %d %d, "
- "video latency %d %d, "
- "audio latency %d %d\n",
- connector->latency_present[0],
- connector->latency_present[1],
- connector->video_latency[0],
- connector->video_latency[1],
- connector->audio_latency[0],
- connector->audio_latency[1]);
- }
- static void
- monitor_name(struct detailed_timing *t, void *data)
- {
- if (!is_display_descriptor((const u8 *)t, EDID_DETAIL_MONITOR_NAME))
- return;
- *(u8 **)data = t->data.other_data.data.str.str;
- }
- static int get_monitor_name(struct edid *edid, char name[13])
- {
- char *edid_name = NULL;
- int mnl;
- if (!edid || !name)
- return 0;
- drm_for_each_detailed_block((u8 *)edid, monitor_name, &edid_name);
- for (mnl = 0; edid_name && mnl < 13; mnl++) {
- if (edid_name[mnl] == 0x0a)
- break;
- name[mnl] = edid_name[mnl];
- }
- return mnl;
- }
- /**
- * drm_edid_get_monitor_name - fetch the monitor name from the edid
- * @edid: monitor EDID information
- * @name: pointer to a character array to hold the name of the monitor
- * @bufsize: The size of the name buffer (should be at least 14 chars.)
- *
- */
- void drm_edid_get_monitor_name(struct edid *edid, char *name, int bufsize)
- {
- int name_length;
- char buf[13];
- if (bufsize <= 0)
- return;
- name_length = min(get_monitor_name(edid, buf), bufsize - 1);
- memcpy(name, buf, name_length);
- name[name_length] = '\0';
- }
- EXPORT_SYMBOL(drm_edid_get_monitor_name);
- static void clear_eld(struct drm_connector *connector)
- {
- memset(connector->eld, 0, sizeof(connector->eld));
- connector->latency_present[0] = false;
- connector->latency_present[1] = false;
- connector->video_latency[0] = 0;
- connector->audio_latency[0] = 0;
- connector->video_latency[1] = 0;
- connector->audio_latency[1] = 0;
- }
- /*
- * drm_edid_to_eld - build ELD from EDID
- * @connector: connector corresponding to the HDMI/DP sink
- * @edid: EDID to parse
- *
- * Fill the ELD (EDID-Like Data) buffer for passing to the audio driver. The
- * HDCP and Port_ID ELD fields are left for the graphics driver to fill in.
- */
- static void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid)
- {
- uint8_t *eld = connector->eld;
- u8 *cea;
- u8 *db;
- int total_sad_count = 0;
- int mnl;
- int dbl;
- clear_eld(connector);
- if (!edid)
- return;
- cea = drm_find_cea_extension(edid);
- if (!cea) {
- DRM_DEBUG_KMS("ELD: no CEA Extension found\n");
- return;
- }
- mnl = get_monitor_name(edid, &eld[DRM_ELD_MONITOR_NAME_STRING]);
- DRM_DEBUG_KMS("ELD monitor %s\n", &eld[DRM_ELD_MONITOR_NAME_STRING]);
- eld[DRM_ELD_CEA_EDID_VER_MNL] = cea[1] << DRM_ELD_CEA_EDID_VER_SHIFT;
- eld[DRM_ELD_CEA_EDID_VER_MNL] |= mnl;
- eld[DRM_ELD_VER] = DRM_ELD_VER_CEA861D;
- eld[DRM_ELD_MANUFACTURER_NAME0] = edid->mfg_id[0];
- eld[DRM_ELD_MANUFACTURER_NAME1] = edid->mfg_id[1];
- eld[DRM_ELD_PRODUCT_CODE0] = edid->prod_code[0];
- eld[DRM_ELD_PRODUCT_CODE1] = edid->prod_code[1];
- if (cea_revision(cea) >= 3) {
- int i, start, end;
- int sad_count;
- if (cea_db_offsets(cea, &start, &end)) {
- start = 0;
- end = 0;
- }
- for_each_cea_db(cea, i, start, end) {
- db = &cea[i];
- dbl = cea_db_payload_len(db);
- switch (cea_db_tag(db)) {
- case AUDIO_BLOCK:
- /* Audio Data Block, contains SADs */
- sad_count = min(dbl / 3, 15 - total_sad_count);
- if (sad_count >= 1)
- memcpy(&eld[DRM_ELD_CEA_SAD(mnl, total_sad_count)],
- &db[1], sad_count * 3);
- total_sad_count += sad_count;
- break;
- case SPEAKER_BLOCK:
- /* Speaker Allocation Data Block */
- if (dbl >= 1)
- eld[DRM_ELD_SPEAKER] = db[1];
- break;
- case VENDOR_BLOCK:
- /* HDMI Vendor-Specific Data Block */
- if (cea_db_is_hdmi_vsdb(db))
- drm_parse_hdmi_vsdb_audio(connector, db);
- break;
- default:
- break;
- }
- }
- }
- eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= total_sad_count << DRM_ELD_SAD_COUNT_SHIFT;
- if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
- connector->connector_type == DRM_MODE_CONNECTOR_eDP)
- eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_CONN_TYPE_DP;
- else
- eld[DRM_ELD_SAD_COUNT_CONN_TYPE] |= DRM_ELD_CONN_TYPE_HDMI;
- eld[DRM_ELD_BASELINE_ELD_LEN] =
- DIV_ROUND_UP(drm_eld_calc_baseline_block_size(eld), 4);
- DRM_DEBUG_KMS("ELD size %d, SAD count %d\n",
- drm_eld_size(eld), total_sad_count);
- }
- /**
- * drm_edid_to_sad - extracts SADs from EDID
- * @edid: EDID to parse
- * @sads: pointer that will be set to the extracted SADs
- *
- * Looks for CEA EDID block and extracts SADs (Short Audio Descriptors) from it.
- *
- * Note: The returned pointer needs to be freed using kfree().
- *
- * Return: The number of found SADs or negative number on error.
- */
- int drm_edid_to_sad(struct edid *edid, struct cea_sad **sads)
- {
- int count = 0;
- int i, start, end, dbl;
- u8 *cea;
- cea = drm_find_cea_extension(edid);
- if (!cea) {
- DRM_DEBUG_KMS("SAD: no CEA Extension found\n");
- return 0;
- }
- if (cea_revision(cea) < 3) {
- DRM_DEBUG_KMS("SAD: wrong CEA revision\n");
- return 0;
- }
- if (cea_db_offsets(cea, &start, &end)) {
- DRM_DEBUG_KMS("SAD: invalid data block offsets\n");
- return -EPROTO;
- }
- for_each_cea_db(cea, i, start, end) {
- u8 *db = &cea[i];
- if (cea_db_tag(db) == AUDIO_BLOCK) {
- int j;
- dbl = cea_db_payload_len(db);
- count = dbl / 3; /* SAD is 3B */
- *sads = kcalloc(count, sizeof(**sads), GFP_KERNEL);
- if (!*sads)
- return -ENOMEM;
- for (j = 0; j < count; j++) {
- u8 *sad = &db[1 + j * 3];
- (*sads)[j].format = (sad[0] & 0x78) >> 3;
- (*sads)[j].channels = sad[0] & 0x7;
- (*sads)[j].freq = sad[1] & 0x7F;
- (*sads)[j].byte2 = sad[2];
- }
- break;
- }
- }
- return count;
- }
- EXPORT_SYMBOL(drm_edid_to_sad);
- /**
- * drm_edid_to_speaker_allocation - extracts Speaker Allocation Data Blocks from EDID
- * @edid: EDID to parse
- * @sadb: pointer to the speaker block
- *
- * Looks for CEA EDID block and extracts the Speaker Allocation Data Block from it.
- *
- * Note: The returned pointer needs to be freed using kfree().
- *
- * Return: The number of found Speaker Allocation Blocks or negative number on
- * error.
- */
- int drm_edid_to_speaker_allocation(struct edid *edid, u8 **sadb)
- {
- int count = 0;
- int i, start, end, dbl;
- const u8 *cea;
- cea = drm_find_cea_extension(edid);
- if (!cea) {
- DRM_DEBUG_KMS("SAD: no CEA Extension found\n");
- return 0;
- }
- if (cea_revision(cea) < 3) {
- DRM_DEBUG_KMS("SAD: wrong CEA revision\n");
- return 0;
- }
- if (cea_db_offsets(cea, &start, &end)) {
- DRM_DEBUG_KMS("SAD: invalid data block offsets\n");
- return -EPROTO;
- }
- for_each_cea_db(cea, i, start, end) {
- const u8 *db = &cea[i];
- if (cea_db_tag(db) == SPEAKER_BLOCK) {
- dbl = cea_db_payload_len(db);
- /* Speaker Allocation Data Block */
- if (dbl == 3) {
- *sadb = kmemdup(&db[1], dbl, GFP_KERNEL);
- if (!*sadb)
- return -ENOMEM;
- count = dbl;
- break;
- }
- }
- }
- return count;
- }
- EXPORT_SYMBOL(drm_edid_to_speaker_allocation);
- /**
- * drm_av_sync_delay - compute the HDMI/DP sink audio-video sync delay
- * @connector: connector associated with the HDMI/DP sink
- * @mode: the display mode
- *
- * Return: The HDMI/DP sink's audio-video sync delay in milliseconds or 0 if
- * the sink doesn't support audio or video.
- */
- int drm_av_sync_delay(struct drm_connector *connector,
- const struct drm_display_mode *mode)
- {
- int i = !!(mode->flags & DRM_MODE_FLAG_INTERLACE);
- int a, v;
- if (!connector->latency_present[0])
- return 0;
- if (!connector->latency_present[1])
- i = 0;
- a = connector->audio_latency[i];
- v = connector->video_latency[i];
- /*
- * HDMI/DP sink doesn't support audio or video?
- */
- if (a == 255 || v == 255)
- return 0;
- /*
- * Convert raw EDID values to millisecond.
- * Treat unknown latency as 0ms.
- */
- if (a)
- a = min(2 * (a - 1), 500);
- if (v)
- v = min(2 * (v - 1), 500);
- return max(v - a, 0);
- }
- EXPORT_SYMBOL(drm_av_sync_delay);
- /**
- * drm_detect_hdmi_monitor - detect whether monitor is HDMI
- * @edid: monitor EDID information
- *
- * Parse the CEA extension according to CEA-861-B.
- *
- * Drivers that have added the modes parsed from EDID to drm_display_info
- * should use &drm_display_info.is_hdmi instead of calling this function.
- *
- * Return: True if the monitor is HDMI, false if not or unknown.
- */
- bool drm_detect_hdmi_monitor(struct edid *edid)
- {
- u8 *edid_ext;
- int i;
- int start_offset, end_offset;
- edid_ext = drm_find_cea_extension(edid);
- if (!edid_ext)
- return false;
- if (cea_db_offsets(edid_ext, &start_offset, &end_offset))
- return false;
- /*
- * Because HDMI identifier is in Vendor Specific Block,
- * search it from all data blocks of CEA extension.
- */
- for_each_cea_db(edid_ext, i, start_offset, end_offset) {
- if (cea_db_is_hdmi_vsdb(&edid_ext[i]))
- return true;
- }
- return false;
- }
- EXPORT_SYMBOL(drm_detect_hdmi_monitor);
- /**
- * drm_detect_monitor_audio - check monitor audio capability
- * @edid: EDID block to scan
- *
- * Monitor should have CEA extension block.
- * If monitor has 'basic audio', but no CEA audio blocks, it's 'basic
- * audio' only. If there is any audio extension block and supported
- * audio format, assume at least 'basic audio' support, even if 'basic
- * audio' is not defined in EDID.
- *
- * Return: True if the monitor supports audio, false otherwise.
- */
- bool drm_detect_monitor_audio(struct edid *edid)
- {
- u8 *edid_ext;
- int i, j;
- bool has_audio = false;
- int start_offset, end_offset;
- edid_ext = drm_find_cea_extension(edid);
- if (!edid_ext)
- goto end;
- has_audio = (edid_ext[0] == CEA_EXT &&
- (edid_ext[3] & EDID_BASIC_AUDIO) != 0);
- if (has_audio) {
- DRM_DEBUG_KMS("Monitor has basic audio support\n");
- goto end;
- }
- if (cea_db_offsets(edid_ext, &start_offset, &end_offset))
- goto end;
- for_each_cea_db(edid_ext, i, start_offset, end_offset) {
- if (cea_db_tag(&edid_ext[i]) == AUDIO_BLOCK) {
- has_audio = true;
- for (j = 1; j < cea_db_payload_len(&edid_ext[i]) + 1; j += 3)
- DRM_DEBUG_KMS("CEA audio format %d\n",
- (edid_ext[i + j] >> 3) & 0xf);
- goto end;
- }
- }
- end:
- return has_audio;
- }
- EXPORT_SYMBOL(drm_detect_monitor_audio);
- /**
- * drm_default_rgb_quant_range - default RGB quantization range
- * @mode: display mode
- *
- * Determine the default RGB quantization range for the mode,
- * as specified in CEA-861.
- *
- * Return: The default RGB quantization range for the mode
- */
- enum hdmi_quantization_range
- drm_default_rgb_quant_range(const struct drm_display_mode *mode)
- {
- /* All CEA modes other than VIC 1 use limited quantization range. */
- return drm_match_cea_mode(mode) > 1 ?
- HDMI_QUANTIZATION_RANGE_LIMITED :
- HDMI_QUANTIZATION_RANGE_FULL;
- }
- EXPORT_SYMBOL(drm_default_rgb_quant_range);
- static void drm_parse_vcdb(struct drm_connector *connector, const u8 *db)
- {
- struct drm_display_info *info = &connector->display_info;
- DRM_DEBUG_KMS("CEA VCDB 0x%02x\n", db[2]);
- if (db[2] & EDID_CEA_VCDB_QS)
- info->rgb_quant_range_selectable = true;
- }
- static void drm_parse_ycbcr420_deep_color_info(struct drm_connector *connector,
- const u8 *db)
- {
- u8 dc_mask;
- struct drm_hdmi_info *hdmi = &connector->display_info.hdmi;
- dc_mask = db[7] & DRM_EDID_YCBCR420_DC_MASK;
- hdmi->y420_dc_modes = dc_mask;
- }
- static void drm_parse_hdmi_forum_vsdb(struct drm_connector *connector,
- const u8 *hf_vsdb)
- {
- struct drm_display_info *display = &connector->display_info;
- struct drm_hdmi_info *hdmi = &display->hdmi;
- display->has_hdmi_infoframe = true;
- if (hf_vsdb[6] & 0x80) {
- hdmi->scdc.supported = true;
- if (hf_vsdb[6] & 0x40)
- hdmi->scdc.read_request = true;
- }
- /*
- * All HDMI 2.0 monitors must support scrambling at rates > 340 MHz.
- * And as per the spec, three factors confirm this:
- * * Availability of a HF-VSDB block in EDID (check)
- * * Non zero Max_TMDS_Char_Rate filed in HF-VSDB (let's check)
- * * SCDC support available (let's check)
- * Lets check it out.
- */
- if (hf_vsdb[5]) {
- /* max clock is 5000 KHz times block value */
- u32 max_tmds_clock = hf_vsdb[5] * 5000;
- struct drm_scdc *scdc = &hdmi->scdc;
- if (max_tmds_clock > 340000) {
- display->max_tmds_clock = max_tmds_clock;
- DRM_DEBUG_KMS("HF-VSDB: max TMDS clock %d kHz\n",
- display->max_tmds_clock);
- }
- if (scdc->supported) {
- scdc->scrambling.supported = true;
- /* Few sinks support scrambling for clocks < 340M */
- if ((hf_vsdb[6] & 0x8))
- scdc->scrambling.low_rates = true;
- }
- }
- drm_parse_ycbcr420_deep_color_info(connector, hf_vsdb);
- }
- static void drm_parse_hdmi_deep_color_info(struct drm_connector *connector,
- const u8 *hdmi)
- {
- struct drm_display_info *info = &connector->display_info;
- unsigned int dc_bpc = 0;
- /* HDMI supports at least 8 bpc */
- info->bpc = 8;
- if (cea_db_payload_len(hdmi) < 6)
- return;
- if (hdmi[6] & DRM_EDID_HDMI_DC_30) {
- dc_bpc = 10;
- info->edid_hdmi_dc_modes |= DRM_EDID_HDMI_DC_30;
- DRM_DEBUG("%s: HDMI sink does deep color 30.\n",
- connector->name);
- }
- if (hdmi[6] & DRM_EDID_HDMI_DC_36) {
- dc_bpc = 12;
- info->edid_hdmi_dc_modes |= DRM_EDID_HDMI_DC_36;
- DRM_DEBUG("%s: HDMI sink does deep color 36.\n",
- connector->name);
- }
- if (hdmi[6] & DRM_EDID_HDMI_DC_48) {
- dc_bpc = 16;
- info->edid_hdmi_dc_modes |= DRM_EDID_HDMI_DC_48;
- DRM_DEBUG("%s: HDMI sink does deep color 48.\n",
- connector->name);
- }
- if (dc_bpc == 0) {
- DRM_DEBUG("%s: No deep color support on this HDMI sink.\n",
- connector->name);
- return;
- }
- DRM_DEBUG("%s: Assigning HDMI sink color depth as %d bpc.\n",
- connector->name, dc_bpc);
- info->bpc = dc_bpc;
- /* YCRCB444 is optional according to spec. */
- if (hdmi[6] & DRM_EDID_HDMI_DC_Y444) {
- DRM_DEBUG("%s: HDMI sink does YCRCB444 in deep color.\n",
- connector->name);
- }
- /*
- * Spec says that if any deep color mode is supported at all,
- * then deep color 36 bit must be supported.
- */
- if (!(hdmi[6] & DRM_EDID_HDMI_DC_36)) {
- DRM_DEBUG("%s: HDMI sink should do DC_36, but does not!\n",
- connector->name);
- }
- }
- static void
- drm_parse_hdmi_vsdb_video(struct drm_connector *connector, const u8 *db)
- {
- struct drm_display_info *info = &connector->display_info;
- u8 len = cea_db_payload_len(db);
- info->is_hdmi = true;
- if (len >= 6)
- info->dvi_dual = db[6] & 1;
- if (len >= 7)
- info->max_tmds_clock = db[7] * 5000;
- DRM_DEBUG_KMS("HDMI: DVI dual %d, "
- "max TMDS clock %d kHz\n",
- info->dvi_dual,
- info->max_tmds_clock);
- drm_parse_hdmi_deep_color_info(connector, db);
- }
- static void drm_parse_cea_ext(struct drm_connector *connector,
- const struct edid *edid)
- {
- struct drm_display_info *info = &connector->display_info;
- const u8 *edid_ext;
- int i, start, end;
- edid_ext = drm_find_cea_extension(edid);
- if (!edid_ext)
- return;
- info->cea_rev = edid_ext[1];
- /* The existence of a CEA block should imply RGB support */
- info->color_formats = DRM_COLOR_FORMAT_RGB444;
- if (edid_ext[3] & EDID_CEA_YCRCB444)
- info->color_formats |= DRM_COLOR_FORMAT_YCRCB444;
- if (edid_ext[3] & EDID_CEA_YCRCB422)
- info->color_formats |= DRM_COLOR_FORMAT_YCRCB422;
- if (cea_db_offsets(edid_ext, &start, &end))
- return;
- for_each_cea_db(edid_ext, i, start, end) {
- const u8 *db = &edid_ext[i];
- if (cea_db_is_hdmi_vsdb(db))
- drm_parse_hdmi_vsdb_video(connector, db);
- if (cea_db_is_hdmi_forum_vsdb(db))
- drm_parse_hdmi_forum_vsdb(connector, db);
- if (cea_db_is_y420cmdb(db))
- drm_parse_y420cmdb_bitmap(connector, db);
- if (cea_db_is_vcdb(db))
- drm_parse_vcdb(connector, db);
- if (cea_db_is_hdmi_hdr_metadata_block(db))
- drm_parse_hdr_metadata_block(connector, db);
- }
- }
- static
- void get_monitor_range(struct detailed_timing *timing,
- void *info_monitor_range)
- {
- struct drm_monitor_range_info *monitor_range = info_monitor_range;
- const struct detailed_non_pixel *data = &timing->data.other_data;
- const struct detailed_data_monitor_range *range = &data->data.range;
- if (!is_display_descriptor((const u8 *)timing, EDID_DETAIL_MONITOR_RANGE))
- return;
- /*
- * Check for flag range limits only. If flag == 1 then
- * no additional timing information provided.
- * Default GTF, GTF Secondary curve and CVT are not
- * supported
- */
- if (range->flags != DRM_EDID_RANGE_LIMITS_ONLY_FLAG)
- return;
- monitor_range->min_vfreq = range->min_vfreq;
- monitor_range->max_vfreq = range->max_vfreq;
- }
- static
- void drm_get_monitor_range(struct drm_connector *connector,
- const struct edid *edid)
- {
- struct drm_display_info *info = &connector->display_info;
- if (!version_greater(edid, 1, 1))
- return;
- drm_for_each_detailed_block((u8 *)edid, get_monitor_range,
- &info->monitor_range);
- DRM_DEBUG_KMS("Supported Monitor Refresh rate range is %d Hz - %d Hz\n",
- info->monitor_range.min_vfreq,
- info->monitor_range.max_vfreq);
- }
- /* A connector has no EDID information, so we've got no EDID to compute quirks from. Reset
- * all of the values which would have been set from EDID
- */
- void
- drm_reset_display_info(struct drm_connector *connector)
- {
- struct drm_display_info *info = &connector->display_info;
- info->width_mm = 0;
- info->height_mm = 0;
- info->bpc = 0;
- info->color_formats = 0;
- info->cea_rev = 0;
- info->max_tmds_clock = 0;
- info->dvi_dual = false;
- info->is_hdmi = false;
- info->has_hdmi_infoframe = false;
- info->rgb_quant_range_selectable = false;
- memset(&info->hdmi, 0, sizeof(info->hdmi));
- info->non_desktop = 0;
- memset(&info->monitor_range, 0, sizeof(info->monitor_range));
- }
- u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edid)
- {
- struct drm_display_info *info = &connector->display_info;
- u32 quirks = edid_get_quirks(edid);
- drm_reset_display_info(connector);
- info->width_mm = edid->width_cm * 10;
- info->height_mm = edid->height_cm * 10;
- info->non_desktop = !!(quirks & EDID_QUIRK_NON_DESKTOP);
- drm_get_monitor_range(connector, edid);
- DRM_DEBUG_KMS("non_desktop set to %d\n", info->non_desktop);
- if (edid->revision < 3)
- return quirks;
- if (!(edid->input & DRM_EDID_INPUT_DIGITAL))
- return quirks;
- info->color_formats |= DRM_COLOR_FORMAT_RGB444;
- drm_parse_cea_ext(connector, edid);
- /*
- * Digital sink with "DFP 1.x compliant TMDS" according to EDID 1.3?
- *
- * For such displays, the DFP spec 1.0, section 3.10 "EDID support"
- * tells us to assume 8 bpc color depth if the EDID doesn't have
- * extensions which tell otherwise.
- */
- if (info->bpc == 0 && edid->revision == 3 &&
- edid->input & DRM_EDID_DIGITAL_DFP_1_X) {
- info->bpc = 8;
- DRM_DEBUG("%s: Assigning DFP sink color depth as %d bpc.\n",
- connector->name, info->bpc);
- }
- /* Only defined for 1.4 with digital displays */
- if (edid->revision < 4)
- return quirks;
- switch (edid->input & DRM_EDID_DIGITAL_DEPTH_MASK) {
- case DRM_EDID_DIGITAL_DEPTH_6:
- info->bpc = 6;
- break;
- case DRM_EDID_DIGITAL_DEPTH_8:
- info->bpc = 8;
- break;
- case DRM_EDID_DIGITAL_DEPTH_10:
- info->bpc = 10;
- break;
- case DRM_EDID_DIGITAL_DEPTH_12:
- info->bpc = 12;
- break;
- case DRM_EDID_DIGITAL_DEPTH_14:
- info->bpc = 14;
- break;
- case DRM_EDID_DIGITAL_DEPTH_16:
- info->bpc = 16;
- break;
- case DRM_EDID_DIGITAL_DEPTH_UNDEF:
- default:
- info->bpc = 0;
- break;
- }
- DRM_DEBUG("%s: Assigning EDID-1.4 digital sink color depth as %d bpc.\n",
- connector->name, info->bpc);
- if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444)
- info->color_formats |= DRM_COLOR_FORMAT_YCRCB444;
- if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422)
- info->color_formats |= DRM_COLOR_FORMAT_YCRCB422;
- return quirks;
- }
- static int validate_displayid(u8 *displayid, int length, int idx)
- {
- int i, dispid_length;
- u8 csum = 0;
- struct displayid_hdr *base;
- base = (struct displayid_hdr *)&displayid[idx];
- DRM_DEBUG_KMS("base revision 0x%x, length %d, %d %d\n",
- base->rev, base->bytes, base->prod_id, base->ext_count);
- /* +1 for DispID checksum */
- dispid_length = sizeof(*base) + base->bytes + 1;
- if (dispid_length > length - idx)
- return -EINVAL;
- for (i = 0; i < dispid_length; i++)
- csum += displayid[idx + i];
- if (csum) {
- DRM_NOTE("DisplayID checksum invalid, remainder is %d\n", csum);
- return -EINVAL;
- }
- return 0;
- }
- static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_device *dev,
- struct displayid_detailed_timings_1 *timings)
- {
- struct drm_display_mode *mode;
- unsigned pixel_clock = (timings->pixel_clock[0] |
- (timings->pixel_clock[1] << 8) |
- (timings->pixel_clock[2] << 16)) + 1;
- unsigned hactive = (timings->hactive[0] | timings->hactive[1] << 8) + 1;
- unsigned hblank = (timings->hblank[0] | timings->hblank[1] << 8) + 1;
- unsigned hsync = (timings->hsync[0] | (timings->hsync[1] & 0x7f) << 8) + 1;
- unsigned hsync_width = (timings->hsw[0] | timings->hsw[1] << 8) + 1;
- unsigned vactive = (timings->vactive[0] | timings->vactive[1] << 8) + 1;
- unsigned vblank = (timings->vblank[0] | timings->vblank[1] << 8) + 1;
- unsigned vsync = (timings->vsync[0] | (timings->vsync[1] & 0x7f) << 8) + 1;
- unsigned vsync_width = (timings->vsw[0] | timings->vsw[1] << 8) + 1;
- bool hsync_positive = (timings->hsync[1] >> 7) & 0x1;
- bool vsync_positive = (timings->vsync[1] >> 7) & 0x1;
- mode = drm_mode_create(dev);
- if (!mode)
- return NULL;
- mode->clock = pixel_clock * 10;
- mode->hdisplay = hactive;
- mode->hsync_start = mode->hdisplay + hsync;
- mode->hsync_end = mode->hsync_start + hsync_width;
- mode->htotal = mode->hdisplay + hblank;
- mode->vdisplay = vactive;
- mode->vsync_start = mode->vdisplay + vsync;
- mode->vsync_end = mode->vsync_start + vsync_width;
- mode->vtotal = mode->vdisplay + vblank;
- mode->flags = 0;
- mode->flags |= hsync_positive ? DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC;
- mode->flags |= vsync_positive ? DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC;
- mode->type = DRM_MODE_TYPE_DRIVER;
- if (timings->flags & 0x80)
- mode->type |= DRM_MODE_TYPE_PREFERRED;
- drm_mode_set_name(mode);
- return mode;
- }
- static int add_displayid_detailed_1_modes(struct drm_connector *connector,
- struct displayid_block *block)
- {
- struct displayid_detailed_timing_block *det = (struct displayid_detailed_timing_block *)block;
- int i;
- int num_timings;
- struct drm_display_mode *newmode;
- int num_modes = 0;
- /* blocks must be multiple of 20 bytes length */
- if (block->num_bytes % 20)
- return 0;
- num_timings = block->num_bytes / 20;
- for (i = 0; i < num_timings; i++) {
- struct displayid_detailed_timings_1 *timings = &det->timings[i];
- newmode = drm_mode_displayid_detailed(connector->dev, timings);
- if (!newmode)
- continue;
- drm_mode_probed_add(connector, newmode);
- num_modes++;
- }
- return num_modes;
- }
- static int add_displayid_detailed_modes(struct drm_connector *connector,
- struct edid *edid)
- {
- u8 *displayid;
- int length, idx;
- struct displayid_block *block;
- int num_modes = 0;
- int ext_index = 0;
- for (;;) {
- displayid = drm_find_displayid_extension(edid, &length, &idx,
- &ext_index);
- if (!displayid)
- break;
- idx += sizeof(struct displayid_hdr);
- for_each_displayid_db(displayid, block, idx, length) {
- switch (block->tag) {
- case DATA_BLOCK_TYPE_1_DETAILED_TIMING:
- num_modes += add_displayid_detailed_1_modes(connector, block);
- break;
- }
- }
- }
- return num_modes;
- }
- /**
- * drm_add_edid_modes - add modes from EDID data, if available
- * @connector: connector we're probing
- * @edid: EDID data
- *
- * Add the specified modes to the connector's mode list. Also fills out the
- * &drm_display_info structure and ELD in @connector with any information which
- * can be derived from the edid.
- *
- * Return: The number of modes added or 0 if we couldn't find any.
- */
- int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid)
- {
- int num_modes = 0;
- u32 quirks;
- if (edid == NULL) {
- clear_eld(connector);
- return 0;
- }
- if (!drm_edid_is_valid(edid)) {
- clear_eld(connector);
- drm_warn(connector->dev, "%s: EDID invalid.\n",
- connector->name);
- return 0;
- }
- drm_edid_to_eld(connector, edid);
- /*
- * CEA-861-F adds ycbcr capability map block, for HDMI 2.0 sinks.
- * To avoid multiple parsing of same block, lets parse that map
- * from sink info, before parsing CEA modes.
- */
- quirks = drm_add_display_info(connector, edid);
- /*
- * EDID spec says modes should be preferred in this order:
- * - preferred detailed mode
- * - other detailed modes from base block
- * - detailed modes from extension blocks
- * - CVT 3-byte code modes
- * - standard timing codes
- * - established timing codes
- * - modes inferred from GTF or CVT range information
- *
- * We get this pretty much right.
- *
- * XXX order for additional mode types in extension blocks?
- */
- num_modes += add_detailed_modes(connector, edid, quirks);
- num_modes += add_cvt_modes(connector, edid);
- num_modes += add_standard_modes(connector, edid);
- num_modes += add_established_modes(connector, edid);
- num_modes += add_cea_modes(connector, edid);
- num_modes += add_alternate_cea_modes(connector, edid);
- num_modes += add_displayid_detailed_modes(connector, edid);
- if (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF)
- num_modes += add_inferred_modes(connector, edid);
- if (quirks & (EDID_QUIRK_PREFER_LARGE_60 | EDID_QUIRK_PREFER_LARGE_75))
- edid_fixup_preferred(connector, quirks);
- if (quirks & EDID_QUIRK_FORCE_6BPC)
- connector->display_info.bpc = 6;
- if (quirks & EDID_QUIRK_FORCE_8BPC)
- connector->display_info.bpc = 8;
- if (quirks & EDID_QUIRK_FORCE_10BPC)
- connector->display_info.bpc = 10;
- if (quirks & EDID_QUIRK_FORCE_12BPC)
- connector->display_info.bpc = 12;
- return num_modes;
- }
- EXPORT_SYMBOL(drm_add_edid_modes);
- /**
- * drm_add_modes_noedid - add modes for the connectors without EDID
- * @connector: connector we're probing
- * @hdisplay: the horizontal display limit
- * @vdisplay: the vertical display limit
- *
- * Add the specified modes to the connector's mode list. Only when the
- * hdisplay/vdisplay is not beyond the given limit, it will be added.
- *
- * Return: The number of modes added or 0 if we couldn't find any.
- */
- int drm_add_modes_noedid(struct drm_connector *connector,
- int hdisplay, int vdisplay)
- {
- int i, count, num_modes = 0;
- struct drm_display_mode *mode;
- struct drm_device *dev = connector->dev;
- count = ARRAY_SIZE(drm_dmt_modes);
- if (hdisplay < 0)
- hdisplay = 0;
- if (vdisplay < 0)
- vdisplay = 0;
- for (i = 0; i < count; i++) {
- const struct drm_display_mode *ptr = &drm_dmt_modes[i];
- if (hdisplay && vdisplay) {
- /*
- * Only when two are valid, they will be used to check
- * whether the mode should be added to the mode list of
- * the connector.
- */
- if (ptr->hdisplay > hdisplay ||
- ptr->vdisplay > vdisplay)
- continue;
- }
- if (drm_mode_vrefresh(ptr) > 61)
- continue;
- mode = drm_mode_duplicate(dev, ptr);
- if (mode) {
- drm_mode_probed_add(connector, mode);
- num_modes++;
- }
- }
- return num_modes;
- }
- EXPORT_SYMBOL(drm_add_modes_noedid);
- /**
- * drm_set_preferred_mode - Sets the preferred mode of a connector
- * @connector: connector whose mode list should be processed
- * @hpref: horizontal resolution of preferred mode
- * @vpref: vertical resolution of preferred mode
- *
- * Marks a mode as preferred if it matches the resolution specified by @hpref
- * and @vpref.
- */
- void drm_set_preferred_mode(struct drm_connector *connector,
- int hpref, int vpref)
- {
- struct drm_display_mode *mode;
- list_for_each_entry(mode, &connector->probed_modes, head) {
- if (mode->hdisplay == hpref &&
- mode->vdisplay == vpref)
- mode->type |= DRM_MODE_TYPE_PREFERRED;
- }
- }
- EXPORT_SYMBOL(drm_set_preferred_mode);
- static bool is_hdmi2_sink(const struct drm_connector *connector)
- {
- /*
- * FIXME: sil-sii8620 doesn't have a connector around when
- * we need one, so we have to be prepared for a NULL connector.
- */
- if (!connector)
- return true;
- return connector->display_info.hdmi.scdc.supported ||
- connector->display_info.color_formats & DRM_COLOR_FORMAT_YCRCB420;
- }
- static inline bool is_eotf_supported(u8 output_eotf, u8 sink_eotf)
- {
- return sink_eotf & BIT(output_eotf);
- }
- /**
- * drm_hdmi_infoframe_set_hdr_metadata() - fill an HDMI DRM infoframe with
- * HDR metadata from userspace
- * @frame: HDMI DRM infoframe
- * @conn_state: Connector state containing HDR metadata
- *
- * Return: 0 on success or a negative error code on failure.
- */
- int
- drm_hdmi_infoframe_set_hdr_metadata(struct hdmi_drm_infoframe *frame,
- const struct drm_connector_state *conn_state)
- {
- struct drm_connector *connector;
- struct hdr_output_metadata *hdr_metadata;
- int err;
- if (!frame || !conn_state)
- return -EINVAL;
- connector = conn_state->connector;
- if (!conn_state->hdr_output_metadata)
- return -EINVAL;
- hdr_metadata = conn_state->hdr_output_metadata->data;
- if (!hdr_metadata || !connector)
- return -EINVAL;
- /* Sink EOTF is Bit map while infoframe is absolute values */
- if (!is_eotf_supported(hdr_metadata->hdmi_metadata_type1.eotf,
- connector->hdr_sink_metadata.hdmi_type1.eotf)) {
- DRM_DEBUG_KMS("EOTF Not Supported\n");
- return -EINVAL;
- }
- err = hdmi_drm_infoframe_init(frame);
- if (err < 0)
- return err;
- frame->eotf = hdr_metadata->hdmi_metadata_type1.eotf;
- frame->metadata_type = hdr_metadata->hdmi_metadata_type1.metadata_type;
- BUILD_BUG_ON(sizeof(frame->display_primaries) !=
- sizeof(hdr_metadata->hdmi_metadata_type1.display_primaries));
- BUILD_BUG_ON(sizeof(frame->white_point) !=
- sizeof(hdr_metadata->hdmi_metadata_type1.white_point));
- memcpy(&frame->display_primaries,
- &hdr_metadata->hdmi_metadata_type1.display_primaries,
- sizeof(frame->display_primaries));
- memcpy(&frame->white_point,
- &hdr_metadata->hdmi_metadata_type1.white_point,
- sizeof(frame->white_point));
- frame->max_display_mastering_luminance =
- hdr_metadata->hdmi_metadata_type1.max_display_mastering_luminance;
- frame->min_display_mastering_luminance =
- hdr_metadata->hdmi_metadata_type1.min_display_mastering_luminance;
- frame->max_fall = hdr_metadata->hdmi_metadata_type1.max_fall;
- frame->max_cll = hdr_metadata->hdmi_metadata_type1.max_cll;
- return 0;
- }
- EXPORT_SYMBOL(drm_hdmi_infoframe_set_hdr_metadata);
- static u8 drm_mode_hdmi_vic(const struct drm_connector *connector,
- const struct drm_display_mode *mode)
- {
- bool has_hdmi_infoframe = connector ?
- connector->display_info.has_hdmi_infoframe : false;
- if (!has_hdmi_infoframe)
- return 0;
- /* No HDMI VIC when signalling 3D video format */
- if (mode->flags & DRM_MODE_FLAG_3D_MASK)
- return 0;
- return drm_match_hdmi_mode(mode);
- }
- static u8 drm_mode_cea_vic(const struct drm_connector *connector,
- const struct drm_display_mode *mode)
- {
- u8 vic;
- /*
- * HDMI spec says if a mode is found in HDMI 1.4b 4K modes
- * we should send its VIC in vendor infoframes, else send the
- * VIC in AVI infoframes. Lets check if this mode is present in
- * HDMI 1.4b 4K modes
- */
- if (drm_mode_hdmi_vic(connector, mode))
- return 0;
- vic = drm_match_cea_mode(mode);
- /*
- * HDMI 1.4 VIC range: 1 <= VIC <= 64 (CEA-861-D) but
- * HDMI 2.0 VIC range: 1 <= VIC <= 107 (CEA-861-F). So we
- * have to make sure we dont break HDMI 1.4 sinks.
- */
- if (!is_hdmi2_sink(connector) && vic > 64)
- return 0;
- return vic;
- }
- /**
- * drm_hdmi_avi_infoframe_from_display_mode() - fill an HDMI AVI infoframe with
- * data from a DRM display mode
- * @frame: HDMI AVI infoframe
- * @connector: the connector
- * @mode: DRM display mode
- *
- * Return: 0 on success or a negative error code on failure.
- */
- int
- drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
- const struct drm_connector *connector,
- const struct drm_display_mode *mode)
- {
- enum hdmi_picture_aspect picture_aspect;
- u8 vic, hdmi_vic;
- if (!frame || !mode)
- return -EINVAL;
- hdmi_avi_infoframe_init(frame);
- if (mode->flags & DRM_MODE_FLAG_DBLCLK)
- frame->pixel_repeat = 1;
- vic = drm_mode_cea_vic(connector, mode);
- hdmi_vic = drm_mode_hdmi_vic(connector, mode);
- frame->picture_aspect = HDMI_PICTURE_ASPECT_NONE;
- /*
- * As some drivers don't support atomic, we can't use connector state.
- * So just initialize the frame with default values, just the same way
- * as it's done with other properties here.
- */
- frame->content_type = HDMI_CONTENT_TYPE_GRAPHICS;
- frame->itc = 0;
- /*
- * Populate picture aspect ratio from either
- * user input (if specified) or from the CEA/HDMI mode lists.
- */
- picture_aspect = mode->picture_aspect_ratio;
- if (picture_aspect == HDMI_PICTURE_ASPECT_NONE) {
- if (vic)
- picture_aspect = drm_get_cea_aspect_ratio(vic);
- else if (hdmi_vic)
- picture_aspect = drm_get_hdmi_aspect_ratio(hdmi_vic);
- }
- /*
- * The infoframe can't convey anything but none, 4:3
- * and 16:9, so if the user has asked for anything else
- * we can only satisfy it by specifying the right VIC.
- */
- if (picture_aspect > HDMI_PICTURE_ASPECT_16_9) {
- if (vic) {
- if (picture_aspect != drm_get_cea_aspect_ratio(vic))
- return -EINVAL;
- } else if (hdmi_vic) {
- if (picture_aspect != drm_get_hdmi_aspect_ratio(hdmi_vic))
- return -EINVAL;
- } else {
- return -EINVAL;
- }
- picture_aspect = HDMI_PICTURE_ASPECT_NONE;
- }
- frame->video_code = vic;
- frame->picture_aspect = picture_aspect;
- frame->active_aspect = HDMI_ACTIVE_ASPECT_PICTURE;
- frame->scan_mode = HDMI_SCAN_MODE_UNDERSCAN;
- return 0;
- }
- EXPORT_SYMBOL(drm_hdmi_avi_infoframe_from_display_mode);
- /* HDMI Colorspace Spec Definitions */
- #define FULL_COLORIMETRY_MASK 0x1FF
- #define NORMAL_COLORIMETRY_MASK 0x3
- #define EXTENDED_COLORIMETRY_MASK 0x7
- #define EXTENDED_ACE_COLORIMETRY_MASK 0xF
- #define C(x) ((x) << 0)
- #define EC(x) ((x) << 2)
- #define ACE(x) ((x) << 5)
- #define HDMI_COLORIMETRY_NO_DATA 0x0
- #define HDMI_COLORIMETRY_SMPTE_170M_YCC (C(1) | EC(0) | ACE(0))
- #define HDMI_COLORIMETRY_BT709_YCC (C(2) | EC(0) | ACE(0))
- #define HDMI_COLORIMETRY_XVYCC_601 (C(3) | EC(0) | ACE(0))
- #define HDMI_COLORIMETRY_XVYCC_709 (C(3) | EC(1) | ACE(0))
- #define HDMI_COLORIMETRY_SYCC_601 (C(3) | EC(2) | ACE(0))
- #define HDMI_COLORIMETRY_OPYCC_601 (C(3) | EC(3) | ACE(0))
- #define HDMI_COLORIMETRY_OPRGB (C(3) | EC(4) | ACE(0))
- #define HDMI_COLORIMETRY_BT2020_CYCC (C(3) | EC(5) | ACE(0))
- #define HDMI_COLORIMETRY_BT2020_RGB (C(3) | EC(6) | ACE(0))
- #define HDMI_COLORIMETRY_BT2020_YCC (C(3) | EC(6) | ACE(0))
- #define HDMI_COLORIMETRY_DCI_P3_RGB_D65 (C(3) | EC(7) | ACE(0))
- #define HDMI_COLORIMETRY_DCI_P3_RGB_THEATER (C(3) | EC(7) | ACE(1))
- static const u32 hdmi_colorimetry_val[] = {
- [DRM_MODE_COLORIMETRY_NO_DATA] = HDMI_COLORIMETRY_NO_DATA,
- [DRM_MODE_COLORIMETRY_SMPTE_170M_YCC] = HDMI_COLORIMETRY_SMPTE_170M_YCC,
- [DRM_MODE_COLORIMETRY_BT709_YCC] = HDMI_COLORIMETRY_BT709_YCC,
- [DRM_MODE_COLORIMETRY_XVYCC_601] = HDMI_COLORIMETRY_XVYCC_601,
- [DRM_MODE_COLORIMETRY_XVYCC_709] = HDMI_COLORIMETRY_XVYCC_709,
- [DRM_MODE_COLORIMETRY_SYCC_601] = HDMI_COLORIMETRY_SYCC_601,
- [DRM_MODE_COLORIMETRY_OPYCC_601] = HDMI_COLORIMETRY_OPYCC_601,
- [DRM_MODE_COLORIMETRY_OPRGB] = HDMI_COLORIMETRY_OPRGB,
- [DRM_MODE_COLORIMETRY_BT2020_CYCC] = HDMI_COLORIMETRY_BT2020_CYCC,
- [DRM_MODE_COLORIMETRY_BT2020_RGB] = HDMI_COLORIMETRY_BT2020_RGB,
- [DRM_MODE_COLORIMETRY_BT2020_YCC] = HDMI_COLORIMETRY_BT2020_YCC,
- };
- #undef C
- #undef EC
- #undef ACE
- /**
- * drm_hdmi_avi_infoframe_colorspace() - fill the HDMI AVI infoframe
- * colorspace information
- * @frame: HDMI AVI infoframe
- * @conn_state: connector state
- */
- void
- drm_hdmi_avi_infoframe_colorspace(struct hdmi_avi_infoframe *frame,
- const struct drm_connector_state *conn_state)
- {
- u32 colorimetry_val;
- u32 colorimetry_index = conn_state->colorspace & FULL_COLORIMETRY_MASK;
- if (colorimetry_index >= ARRAY_SIZE(hdmi_colorimetry_val))
- colorimetry_val = HDMI_COLORIMETRY_NO_DATA;
- else
- colorimetry_val = hdmi_colorimetry_val[colorimetry_index];
- frame->colorimetry = colorimetry_val & NORMAL_COLORIMETRY_MASK;
- /*
- * ToDo: Extend it for ACE formats as well. Modify the infoframe
- * structure and extend it in drivers/video/hdmi
- */
- frame->extended_colorimetry = (colorimetry_val >> 2) &
- EXTENDED_COLORIMETRY_MASK;
- }
- EXPORT_SYMBOL(drm_hdmi_avi_infoframe_colorspace);
- /**
- * drm_hdmi_avi_infoframe_quant_range() - fill the HDMI AVI infoframe
- * quantization range information
- * @frame: HDMI AVI infoframe
- * @connector: the connector
- * @mode: DRM display mode
- * @rgb_quant_range: RGB quantization range (Q)
- */
- void
- drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
- const struct drm_connector *connector,
- const struct drm_display_mode *mode,
- enum hdmi_quantization_range rgb_quant_range)
- {
- const struct drm_display_info *info = &connector->display_info;
- /*
- * CEA-861:
- * "A Source shall not send a non-zero Q value that does not correspond
- * to the default RGB Quantization Range for the transmitted Picture
- * unless the Sink indicates support for the Q bit in a Video
- * Capabilities Data Block."
- *
- * HDMI 2.0 recommends sending non-zero Q when it does match the
- * default RGB quantization range for the mode, even when QS=0.
- */
- if (info->rgb_quant_range_selectable ||
- rgb_quant_range == drm_default_rgb_quant_range(mode))
- frame->quantization_range = rgb_quant_range;
- else
- frame->quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT;
- /*
- * CEA-861-F:
- * "When transmitting any RGB colorimetry, the Source should set the
- * YQ-field to match the RGB Quantization Range being transmitted
- * (e.g., when Limited Range RGB, set YQ=0 or when Full Range RGB,
- * set YQ=1) and the Sink shall ignore the YQ-field."
- *
- * Unfortunate certain sinks (eg. VIZ Model 67/E261VA) get confused
- * by non-zero YQ when receiving RGB. There doesn't seem to be any
- * good way to tell which version of CEA-861 the sink supports, so
- * we limit non-zero YQ to HDMI 2.0 sinks only as HDMI 2.0 is based
- * on on CEA-861-F.
- */
- if (!is_hdmi2_sink(connector) ||
- rgb_quant_range == HDMI_QUANTIZATION_RANGE_LIMITED)
- frame->ycc_quantization_range =
- HDMI_YCC_QUANTIZATION_RANGE_LIMITED;
- else
- frame->ycc_quantization_range =
- HDMI_YCC_QUANTIZATION_RANGE_FULL;
- }
- EXPORT_SYMBOL(drm_hdmi_avi_infoframe_quant_range);
- /**
- * drm_hdmi_avi_infoframe_bars() - fill the HDMI AVI infoframe
- * bar information
- * @frame: HDMI AVI infoframe
- * @conn_state: connector state
- */
- void
- drm_hdmi_avi_infoframe_bars(struct hdmi_avi_infoframe *frame,
- const struct drm_connector_state *conn_state)
- {
- frame->right_bar = conn_state->tv.margins.right;
- frame->left_bar = conn_state->tv.margins.left;
- frame->top_bar = conn_state->tv.margins.top;
- frame->bottom_bar = conn_state->tv.margins.bottom;
- }
- EXPORT_SYMBOL(drm_hdmi_avi_infoframe_bars);
- static enum hdmi_3d_structure
- s3d_structure_from_display_mode(const struct drm_display_mode *mode)
- {
- u32 layout = mode->flags & DRM_MODE_FLAG_3D_MASK;
- switch (layout) {
- case DRM_MODE_FLAG_3D_FRAME_PACKING:
- return HDMI_3D_STRUCTURE_FRAME_PACKING;
- case DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE:
- return HDMI_3D_STRUCTURE_FIELD_ALTERNATIVE;
- case DRM_MODE_FLAG_3D_LINE_ALTERNATIVE:
- return HDMI_3D_STRUCTURE_LINE_ALTERNATIVE;
- case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL:
- return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_FULL;
- case DRM_MODE_FLAG_3D_L_DEPTH:
- return HDMI_3D_STRUCTURE_L_DEPTH;
- case DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH:
- return HDMI_3D_STRUCTURE_L_DEPTH_GFX_GFX_DEPTH;
- case DRM_MODE_FLAG_3D_TOP_AND_BOTTOM:
- return HDMI_3D_STRUCTURE_TOP_AND_BOTTOM;
- case DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF:
- return HDMI_3D_STRUCTURE_SIDE_BY_SIDE_HALF;
- default:
- return HDMI_3D_STRUCTURE_INVALID;
- }
- }
- /**
- * drm_hdmi_vendor_infoframe_from_display_mode() - fill an HDMI infoframe with
- * data from a DRM display mode
- * @frame: HDMI vendor infoframe
- * @connector: the connector
- * @mode: DRM display mode
- *
- * Note that there's is a need to send HDMI vendor infoframes only when using a
- * 4k or stereoscopic 3D mode. So when giving any other mode as input this
- * function will return -EINVAL, error that can be safely ignored.
- *
- * Return: 0 on success or a negative error code on failure.
- */
- int
- drm_hdmi_vendor_infoframe_from_display_mode(struct hdmi_vendor_infoframe *frame,
- const struct drm_connector *connector,
- const struct drm_display_mode *mode)
- {
- /*
- * FIXME: sil-sii8620 doesn't have a connector around when
- * we need one, so we have to be prepared for a NULL connector.
- */
- bool has_hdmi_infoframe = connector ?
- connector->display_info.has_hdmi_infoframe : false;
- int err;
- if (!frame || !mode)
- return -EINVAL;
- if (!has_hdmi_infoframe)
- return -EINVAL;
- err = hdmi_vendor_infoframe_init(frame);
- if (err < 0)
- return err;
- /*
- * Even if it's not absolutely necessary to send the infoframe
- * (ie.vic==0 and s3d_struct==0) we will still send it if we
- * know that the sink can handle it. This is based on a
- * suggestion in HDMI 2.0 Appendix F. Apparently some sinks
- * have trouble realizing that they shuld switch from 3D to 2D
- * mode if the source simply stops sending the infoframe when
- * it wants to switch from 3D to 2D.
- */
- frame->vic = drm_mode_hdmi_vic(connector, mode);
- frame->s3d_struct = s3d_structure_from_display_mode(mode);
- return 0;
- }
- EXPORT_SYMBOL(drm_hdmi_vendor_infoframe_from_display_mode);
- static void drm_parse_tiled_block(struct drm_connector *connector,
- const struct displayid_block *block)
- {
- const struct displayid_tiled_block *tile = (struct displayid_tiled_block *)block;
- u16 w, h;
- u8 tile_v_loc, tile_h_loc;
- u8 num_v_tile, num_h_tile;
- struct drm_tile_group *tg;
- w = tile->tile_size[0] | tile->tile_size[1] << 8;
- h = tile->tile_size[2] | tile->tile_size[3] << 8;
- num_v_tile = (tile->topo[0] & 0xf) | (tile->topo[2] & 0x30);
- num_h_tile = (tile->topo[0] >> 4) | ((tile->topo[2] >> 2) & 0x30);
- tile_v_loc = (tile->topo[1] & 0xf) | ((tile->topo[2] & 0x3) << 4);
- tile_h_loc = (tile->topo[1] >> 4) | (((tile->topo[2] >> 2) & 0x3) << 4);
- connector->has_tile = true;
- if (tile->tile_cap & 0x80)
- connector->tile_is_single_monitor = true;
- connector->num_h_tile = num_h_tile + 1;
- connector->num_v_tile = num_v_tile + 1;
- connector->tile_h_loc = tile_h_loc;
- connector->tile_v_loc = tile_v_loc;
- connector->tile_h_size = w + 1;
- connector->tile_v_size = h + 1;
- DRM_DEBUG_KMS("tile cap 0x%x\n", tile->tile_cap);
- DRM_DEBUG_KMS("tile_size %d x %d\n", w + 1, h + 1);
- DRM_DEBUG_KMS("topo num tiles %dx%d, location %dx%d\n",
- num_h_tile + 1, num_v_tile + 1, tile_h_loc, tile_v_loc);
- DRM_DEBUG_KMS("vend %c%c%c\n", tile->topology_id[0], tile->topology_id[1], tile->topology_id[2]);
- tg = drm_mode_get_tile_group(connector->dev, tile->topology_id);
- if (!tg)
- tg = drm_mode_create_tile_group(connector->dev, tile->topology_id);
- if (!tg)
- return;
- if (connector->tile_group != tg) {
- /* if we haven't got a pointer,
- take the reference, drop ref to old tile group */
- if (connector->tile_group)
- drm_mode_put_tile_group(connector->dev, connector->tile_group);
- connector->tile_group = tg;
- } else {
- /* if same tile group, then release the ref we just took. */
- drm_mode_put_tile_group(connector->dev, tg);
- }
- }
- static void drm_displayid_parse_tiled(struct drm_connector *connector,
- const u8 *displayid, int length, int idx)
- {
- const struct displayid_block *block;
- idx += sizeof(struct displayid_hdr);
- for_each_displayid_db(displayid, block, idx, length) {
- DRM_DEBUG_KMS("block id 0x%x, rev %d, len %d\n",
- block->tag, block->rev, block->num_bytes);
- switch (block->tag) {
- case DATA_BLOCK_TILED_DISPLAY:
- drm_parse_tiled_block(connector, block);
- break;
- default:
- DRM_DEBUG_KMS("found DisplayID tag 0x%x, unhandled\n", block->tag);
- break;
- }
- }
- }
- void drm_update_tile_info(struct drm_connector *connector,
- const struct edid *edid)
- {
- const void *displayid = NULL;
- int ext_index = 0;
- int length, idx;
- connector->has_tile = false;
- for (;;) {
- displayid = drm_find_displayid_extension(edid, &length, &idx,
- &ext_index);
- if (!displayid)
- break;
- drm_displayid_parse_tiled(connector, displayid, length, idx);
- }
- if (!connector->has_tile && connector->tile_group) {
- drm_mode_put_tile_group(connector->dev, connector->tile_group);
- connector->tile_group = NULL;
- }
- }
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