cc4eb1c7ea
This Acer monitor reports support for 75hz refresh via EDID, and yet when
that rate is delivered, the monitor does not sync and reports out of range.
Use the existing 60hz quirk for this monitor.
(cherry picked from commit 1328a288e9)
509 lines
16 KiB
C
509 lines
16 KiB
C
/*
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* Copyright 2006 Luc Verhaegen.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sub license,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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/**
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* @file This is a copy of edid_modes.c from the X Server, for compatibility
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* with old X Servers.
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#else
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#endif
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#include "xf86.h"
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#include "xf86DDC.h"
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#include <X11/Xatom.h>
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#include "property.h"
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#include "propertyst.h"
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#include "xf86DDC.h"
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#include "xf86Crtc.h"
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#include <string.h>
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#include <math.h>
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/*
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* Quirks to work around broken EDID data from various monitors.
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*/
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typedef enum {
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DDC_QUIRK_NONE = 0,
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/* Force detailed sync polarity to -h +v */
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DDC_QUIRK_DT_SYNC_HM_VP = 1 << 0,
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/* First detailed mode is bogus, prefer largest mode at 60hz */
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DDC_QUIRK_PREFER_LARGE_60 = 1 << 1,
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/* 135MHz clock is too high, drop a bit */
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DDC_QUIRK_135_CLOCK_TOO_HIGH = 1 << 2
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} ddc_quirk_t;
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static Bool quirk_dt_sync_hm_vp (int scrnIndex, xf86MonPtr DDC)
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{
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/* Belinea 1924S1W */
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if (memcmp (DDC->vendor.name, "MAX", 4) == 0 &&
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DDC->vendor.prod_id == 1932)
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return TRUE;
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/* Belinea 10 20 30W */
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if (memcmp (DDC->vendor.name, "MAX", 4) == 0 &&
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DDC->vendor.prod_id == 2007)
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return TRUE;
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/* ViewSonic VX2025wm (bug #9941) */
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if (memcmp (DDC->vendor.name, "VSC", 4) == 0 &&
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DDC->vendor.prod_id == 58653)
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return TRUE;
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return FALSE;
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}
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static Bool quirk_prefer_large_60 (int scrnIndex, xf86MonPtr DDC)
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{
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/* Belinea 10 15 55 */
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if (memcmp (DDC->vendor.name, "MAX", 4) == 0 &&
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DDC->vendor.prod_id == 1516)
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return TRUE;
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/* Acer AL1706 */
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if (memcmp (DDC->vendor.name, "ACR", 4) == 0 &&
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DDC->vendor.prod_id == 44358)
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return TRUE;
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return FALSE;
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}
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static Bool quirk_135_clock_too_high (int scrnIndex, xf86MonPtr DDC)
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{
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/* Envision Peripherals, Inc. EN-7100e. See bug #9550. */
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if (memcmp (DDC->vendor.name, "EPI", 4) == 0 &&
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DDC->vendor.prod_id == 59264)
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return TRUE;
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return FALSE;
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}
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typedef struct {
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Bool (*detect) (int scrnIndex, xf86MonPtr DDC);
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ddc_quirk_t quirk;
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char *description;
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} ddc_quirk_map_t;
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static const ddc_quirk_map_t ddc_quirks[] = {
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{
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quirk_dt_sync_hm_vp, DDC_QUIRK_DT_SYNC_HM_VP,
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"Set detailed timing sync polarity to -h +v"
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},
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{
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quirk_prefer_large_60, DDC_QUIRK_PREFER_LARGE_60,
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"Detailed timing is not preferred, use largest mode at 60Hz"
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},
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{
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quirk_135_clock_too_high, DDC_QUIRK_135_CLOCK_TOO_HIGH,
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"Recommended 135MHz pixel clock is too high"
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},
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{
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NULL, DDC_QUIRK_NONE,
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"No known quirks"
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},
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};
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/*
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* TODO:
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* - for those with access to the VESA DMT standard; review please.
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*/
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#define MODEPREFIX(name) NULL, NULL, name, 0,M_T_DRIVER
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#define MODESUFFIX 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,FALSE,FALSE,0,NULL,0,0.0,0.0
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static DisplayModeRec DDCEstablishedModes[17] = {
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{ MODEPREFIX("800x600"), 40000, 800, 840, 968, 1056, 0, 600, 601, 605, 628, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@60Hz */
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{ MODEPREFIX("800x600"), 36000, 800, 824, 896, 1024, 0, 600, 601, 603, 625, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@56Hz */
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{ MODEPREFIX("640x480"), 31500, 640, 656, 720, 840, 0, 480, 481, 484, 500, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@75Hz */
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{ MODEPREFIX("640x480"), 31500, 640, 664, 704, 832, 0, 480, 489, 491, 520, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@72Hz */
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{ MODEPREFIX("640x480"), 30240, 640, 704, 768, 864, 0, 480, 483, 486, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@67Hz */
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{ MODEPREFIX("640x480"), 25200, 640, 656, 752, 800, 0, 480, 490, 492, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@60Hz */
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{ MODEPREFIX("720x400"), 35500, 720, 738, 846, 900, 0, 400, 421, 423, 449, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 720x400@88Hz */
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{ MODEPREFIX("720x400"), 28320, 720, 738, 846, 900, 0, 400, 412, 414, 449, 0, V_NHSYNC | V_PVSYNC, MODESUFFIX }, /* 720x400@70Hz */
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{ MODEPREFIX("1280x1024"), 135000, 1280, 1296, 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 1280x1024@75Hz */
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{ MODEPREFIX("1024x768"), 78800, 1024, 1040, 1136, 1312, 0, 768, 769, 772, 800, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 1024x768@75Hz */
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{ MODEPREFIX("1024x768"), 75000, 1024, 1048, 1184, 1328, 0, 768, 771, 777, 806, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 1024x768@70Hz */
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{ MODEPREFIX("1024x768"), 65000, 1024, 1048, 1184, 1344, 0, 768, 771, 777, 806, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 1024x768@60Hz */
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{ MODEPREFIX("1024x768"), 44900, 1024, 1032, 1208, 1264, 0, 768, 768, 776, 817, 0, V_PHSYNC | V_PVSYNC | V_INTERLACE, MODESUFFIX }, /* 1024x768@43Hz */
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{ MODEPREFIX("832x624"), 57284, 832, 864, 928, 1152, 0, 624, 625, 628, 667, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 832x624@75Hz */
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{ MODEPREFIX("800x600"), 49500, 800, 816, 896, 1056, 0, 600, 601, 604, 625, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@75Hz */
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{ MODEPREFIX("800x600"), 50000, 800, 856, 976, 1040, 0, 600, 637, 643, 666, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@72Hz */
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{ MODEPREFIX("1152x864"), 108000, 1152, 1216, 1344, 1600, 0, 864, 865, 868, 900, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 1152x864@75Hz */
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};
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static DisplayModePtr
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DDCModesFromEstablished(int scrnIndex, struct established_timings *timing,
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ddc_quirk_t quirks)
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{
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DisplayModePtr Modes = NULL, Mode = NULL;
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CARD32 bits = (timing->t1) | (timing->t2 << 8) |
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((timing->t_manu & 0x80) << 9);
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int i;
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for (i = 0; i < 17; i++) {
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if (bits & (0x01 << i)) {
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Mode = xf86DuplicateMode(&DDCEstablishedModes[i]);
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Modes = xf86ModesAdd(Modes, Mode);
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}
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}
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return Modes;
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}
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/*
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*
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*/
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static DisplayModePtr
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DDCModesFromStandardTiming(int scrnIndex, struct std_timings *timing,
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ddc_quirk_t quirks)
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{
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DisplayModePtr Modes = NULL, Mode = NULL;
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int i;
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for (i = 0; i < STD_TIMINGS; i++) {
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if (timing[i].hsize && timing[i].vsize && timing[i].refresh) {
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Mode = xf86CVTMode(timing[i].hsize, timing[i].vsize,
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timing[i].refresh, FALSE, FALSE);
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Mode->type = M_T_DRIVER;
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Modes = xf86ModesAdd(Modes, Mode);
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}
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}
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return Modes;
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}
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/*
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*
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*/
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static DisplayModePtr
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DDCModeFromDetailedTiming(int scrnIndex, struct detailed_timings *timing,
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int preferred, ddc_quirk_t quirks)
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{
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DisplayModePtr Mode;
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/*
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* Refuse to create modes that are insufficiently large. 64 is a random
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* number, maybe the spec says something about what the minimum is. In
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* particular I see this frequently with _old_ EDID, 1.0 or so, so maybe
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* our parser is just being too aggresive there.
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*/
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if (timing->h_active < 64 || timing->v_active < 64) {
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xf86DrvMsg(scrnIndex, X_INFO,
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"%s: Ignoring tiny %dx%d mode\n", __func__,
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timing->h_active, timing->v_active);
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return NULL;
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}
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/* We don't do stereo */
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if (timing->stereo) {
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xf86DrvMsg(scrnIndex, X_INFO,
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"%s: Ignoring: We don't handle stereo.\n", __func__);
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return NULL;
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}
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/* We only do seperate sync currently */
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if (timing->sync != 0x03) {
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xf86DrvMsg(scrnIndex, X_INFO,
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"%s: %dx%d Warning: We only handle seperate"
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" sync.\n", __func__, timing->h_active, timing->v_active);
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}
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Mode = xnfalloc(sizeof(DisplayModeRec));
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memset(Mode, 0, sizeof(DisplayModeRec));
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Mode->type = M_T_DRIVER;
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if (preferred)
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Mode->type |= M_T_PREFERRED;
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if( ( quirks & DDC_QUIRK_135_CLOCK_TOO_HIGH ) &&
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timing->clock == 135000000 )
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Mode->Clock = 108880;
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else
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Mode->Clock = timing->clock / 1000.0;
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Mode->HDisplay = timing->h_active;
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Mode->HSyncStart = timing->h_active + timing->h_sync_off;
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Mode->HSyncEnd = Mode->HSyncStart + timing->h_sync_width;
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Mode->HTotal = timing->h_active + timing->h_blanking;
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Mode->VDisplay = timing->v_active;
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Mode->VSyncStart = timing->v_active + timing->v_sync_off;
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Mode->VSyncEnd = Mode->VSyncStart + timing->v_sync_width;
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Mode->VTotal = timing->v_active + timing->v_blanking;
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xf86SetModeDefaultName(Mode);
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/* We ignore h/v_size and h/v_border for now. */
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if (timing->interlaced)
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Mode->Flags |= V_INTERLACE;
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if (quirks & DDC_QUIRK_DT_SYNC_HM_VP)
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Mode->Flags |= V_NHSYNC | V_PVSYNC;
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else
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{
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if (timing->misc & 0x02)
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Mode->Flags |= V_PHSYNC;
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else
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Mode->Flags |= V_NHSYNC;
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if (timing->misc & 0x01)
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Mode->Flags |= V_PVSYNC;
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else
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Mode->Flags |= V_NVSYNC;
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}
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return Mode;
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}
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/*
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*
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*/
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static void
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DDCGuessRangesFromModes(int scrnIndex, MonPtr Monitor, DisplayModePtr Modes)
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{
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DisplayModePtr Mode = Modes;
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if (!Monitor || !Modes)
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return;
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/* set up the ranges for scanning through the modes */
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Monitor->nHsync = 1;
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Monitor->hsync[0].lo = 1024.0;
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Monitor->hsync[0].hi = 0.0;
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Monitor->nVrefresh = 1;
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Monitor->vrefresh[0].lo = 1024.0;
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Monitor->vrefresh[0].hi = 0.0;
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while (Mode) {
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if (!Mode->HSync)
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Mode->HSync = ((float) Mode->Clock ) / ((float) Mode->HTotal);
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if (!Mode->VRefresh)
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Mode->VRefresh = (1000.0 * ((float) Mode->Clock)) /
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((float) (Mode->HTotal * Mode->VTotal));
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if (Mode->HSync < Monitor->hsync[0].lo)
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Monitor->hsync[0].lo = Mode->HSync;
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if (Mode->HSync > Monitor->hsync[0].hi)
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Monitor->hsync[0].hi = Mode->HSync;
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if (Mode->VRefresh < Monitor->vrefresh[0].lo)
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Monitor->vrefresh[0].lo = Mode->VRefresh;
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if (Mode->VRefresh > Monitor->vrefresh[0].hi)
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Monitor->vrefresh[0].hi = Mode->VRefresh;
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Mode = Mode->next;
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}
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}
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DisplayModePtr
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xf86DDCGetModes(int scrnIndex, xf86MonPtr DDC)
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{
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int preferred, i;
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DisplayModePtr Modes = NULL, Mode;
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ddc_quirk_t quirks;
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xf86DrvMsg (scrnIndex, X_INFO, "EDID vendor \"%s\", prod id %d\n",
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DDC->vendor.name, DDC->vendor.prod_id);
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quirks = DDC_QUIRK_NONE;
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for (i = 0; ddc_quirks[i].detect; i++)
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if (ddc_quirks[i].detect (scrnIndex, DDC))
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{
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xf86DrvMsg (scrnIndex, X_INFO, " EDID quirk: %s\n",
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ddc_quirks[i].description);
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quirks |= ddc_quirks[i].quirk;
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}
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preferred = PREFERRED_TIMING_MODE(DDC->features.msc);
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if (quirks & DDC_QUIRK_PREFER_LARGE_60)
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preferred = 0;
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for (i = 0; i < DET_TIMINGS; i++) {
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struct detailed_monitor_section *det_mon = &DDC->det_mon[i];
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switch (det_mon->type) {
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case DT:
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Mode = DDCModeFromDetailedTiming(scrnIndex,
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&det_mon->section.d_timings,
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preferred,
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quirks);
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preferred = 0;
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Modes = xf86ModesAdd(Modes, Mode);
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break;
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case DS_STD_TIMINGS:
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Mode = DDCModesFromStandardTiming(scrnIndex,
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det_mon->section.std_t,
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quirks);
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Modes = xf86ModesAdd(Modes, Mode);
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break;
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default:
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break;
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}
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}
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/* Add established timings */
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Mode = DDCModesFromEstablished(scrnIndex, &DDC->timings1, quirks);
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Modes = xf86ModesAdd(Modes, Mode);
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/* Add standard timings */
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Mode = DDCModesFromStandardTiming(scrnIndex, DDC->timings2, quirks);
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Modes = xf86ModesAdd(Modes, Mode);
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if (quirks & DDC_QUIRK_PREFER_LARGE_60)
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{
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DisplayModePtr best = Modes;
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for (Mode = Modes; Mode; Mode = Mode->next)
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{
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if (Mode == best) continue;
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if (Mode->HDisplay * Mode->VDisplay > best->HDisplay * best->VDisplay)
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{
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best = Mode;
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continue;
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}
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if (Mode->HDisplay * Mode->VDisplay == best->HDisplay * best->VDisplay)
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{
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double mode_refresh = xf86ModeVRefresh (Mode);
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double best_refresh = xf86ModeVRefresh (best);
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double mode_dist = fabs(mode_refresh - 60.0);
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double best_dist = fabs(best_refresh - 60.0);
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if (mode_dist < best_dist)
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{
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best = Mode;
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continue;
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}
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}
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}
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if (best)
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best->type |= M_T_PREFERRED;
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}
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return Modes;
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}
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/*
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* Fill out MonPtr with xf86MonPtr information.
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*/
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void
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xf86DDCMonitorSet(int scrnIndex, MonPtr Monitor, xf86MonPtr DDC)
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{
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DisplayModePtr Modes = NULL, Mode;
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int i, clock;
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Bool have_hsync = FALSE, have_vrefresh = FALSE;
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if (!Monitor || !DDC)
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return;
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Monitor->DDC = DDC;
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Monitor->widthmm = 10 * DDC->features.hsize;
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Monitor->heightmm = 10 * DDC->features.vsize;
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/* If this is a digital display, then we can use reduced blanking */
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if (DDC->features.input_type)
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Monitor->reducedblanking = TRUE;
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/* Allow the user to also enable this through config */
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Modes = xf86DDCGetModes(scrnIndex, DDC);
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/* Skip EDID ranges if they were specified in the config file */
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have_hsync = (Monitor->nHsync != 0);
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have_vrefresh = (Monitor->nVrefresh != 0);
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/* Go through the detailed monitor sections */
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for (i = 0; i < DET_TIMINGS; i++) {
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switch (DDC->det_mon[i].type) {
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case DS_RANGES:
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if (!have_hsync) {
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if (!Monitor->nHsync)
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xf86DrvMsg(scrnIndex, X_INFO,
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"Using EDID range info for horizontal sync\n");
|
|
Monitor->hsync[Monitor->nHsync].lo =
|
|
DDC->det_mon[i].section.ranges.min_h;
|
|
Monitor->hsync[Monitor->nHsync].hi =
|
|
DDC->det_mon[i].section.ranges.max_h;
|
|
Monitor->nHsync++;
|
|
} else {
|
|
xf86DrvMsg(scrnIndex, X_INFO,
|
|
"Using hsync ranges from config file\n");
|
|
}
|
|
|
|
if (!have_vrefresh) {
|
|
if (!Monitor->nVrefresh)
|
|
xf86DrvMsg(scrnIndex, X_INFO,
|
|
"Using EDID range info for vertical refresh\n");
|
|
Monitor->vrefresh[Monitor->nVrefresh].lo =
|
|
DDC->det_mon[i].section.ranges.min_v;
|
|
Monitor->vrefresh[Monitor->nVrefresh].hi =
|
|
DDC->det_mon[i].section.ranges.max_v;
|
|
Monitor->nVrefresh++;
|
|
} else {
|
|
xf86DrvMsg(scrnIndex, X_INFO,
|
|
"Using vrefresh ranges from config file\n");
|
|
}
|
|
|
|
clock = DDC->det_mon[i].section.ranges.max_clock * 1000;
|
|
if (clock > Monitor->maxPixClock)
|
|
Monitor->maxPixClock = clock;
|
|
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (Modes) {
|
|
/* Print Modes */
|
|
xf86DrvMsg(scrnIndex, X_INFO, "Printing DDC gathered Modelines:\n");
|
|
|
|
Mode = Modes;
|
|
while (Mode) {
|
|
xf86PrintModeline(scrnIndex, Mode);
|
|
Mode = Mode->next;
|
|
}
|
|
|
|
/* Do we still need ranges to be filled in? */
|
|
if (!Monitor->nHsync || !Monitor->nVrefresh)
|
|
DDCGuessRangesFromModes(scrnIndex, Monitor, Modes);
|
|
|
|
/* look for last Mode */
|
|
Mode = Modes;
|
|
|
|
while (Mode->next)
|
|
Mode = Mode->next;
|
|
|
|
/* add to MonPtr */
|
|
if (Monitor->Modes) {
|
|
Monitor->Last->next = Modes;
|
|
Modes->prev = Monitor->Last;
|
|
Monitor->Last = Mode;
|
|
} else {
|
|
Monitor->Modes = Modes;
|
|
Monitor->Last = Mode;
|
|
}
|
|
}
|
|
}
|