From 05778432dc6e688bc0beff0c20ffd7e27b74888e Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Tue, 28 Nov 2006 10:07:57 -0800 Subject: [PATCH] Move code to get a mode list from EDID data from ddcProperty.c to edid_modes.c. --- hw/xfree86/ddc/Makefile.am | 3 +- hw/xfree86/ddc/ddcProperty.c | 292 ------------------------------- hw/xfree86/ddc/edid_modes.c | 328 +++++++++++++++++++++++++++++++++++ 3 files changed, 330 insertions(+), 293 deletions(-) create mode 100644 hw/xfree86/ddc/edid_modes.c diff --git a/hw/xfree86/ddc/Makefile.am b/hw/xfree86/ddc/Makefile.am index aff8cd3b7..a04b5e8fe 100644 --- a/hw/xfree86/ddc/Makefile.am +++ b/hw/xfree86/ddc/Makefile.am @@ -4,7 +4,8 @@ module_LTLIBRARIES = libddc.la libddc_la_LDFLAGS = -avoid-version libddc_la_SOURCES = xf86DDC.c edid.c interpret_edid.c print_edid.c \ - interpret_vdif.c print_vdif.c ddcProperty.c + interpret_vdif.c print_vdif.c ddcProperty.c \ + edid_modes.c INCLUDES = $(XORG_INCS) -I$(srcdir)/../i2c diff --git a/hw/xfree86/ddc/ddcProperty.c b/hw/xfree86/ddc/ddcProperty.c index ddf580cd4..11b5e26ed 100644 --- a/hw/xfree86/ddc/ddcProperty.c +++ b/hw/xfree86/ddc/ddcProperty.c @@ -32,300 +32,8 @@ #include "propertyst.h" #include "xf86DDC.h" -/* - * TODO: - * - for those with access to the VESA DMT standard; review please. - */ -#define MODEPREFIX(name) NULL, NULL, name, 0,M_T_DRIVER -#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 -DisplayModeRec DDCEstablishedModes[17] = { - { MODEPREFIX("800x600"), 40000, 800, 840, 968, 1056, 0, 600, 601, 605, 628, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@60Hz */ - { MODEPREFIX("800x600"), 36000, 800, 824, 896, 1024, 0, 600, 601, 603, 625, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@56Hz */ - { MODEPREFIX("640x480"), 31500, 640, 656, 720, 840, 0, 480, 481, 484, 500, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@75Hz */ - { MODEPREFIX("640x480"), 31500, 640, 664, 704, 832, 0, 480, 489, 491, 520, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@72Hz */ - { MODEPREFIX("640x480"), 30240, 640, 704, 768, 864, 0, 480, 483, 486, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@67Hz */ - { MODEPREFIX("640x480"), 25200, 640, 656, 752, 800, 0, 480, 490, 492, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@60Hz */ - { MODEPREFIX("720x400"), 35500, 720, 738, 846, 900, 0, 400, 421, 423, 449, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 720x400@88Hz */ - { MODEPREFIX("720x400"), 28320, 720, 738, 846, 900, 0, 400, 412, 414, 449, 0, V_NHSYNC | V_PVSYNC, MODESUFFIX }, /* 720x400@70Hz */ - { MODEPREFIX("1280x1024"), 135000, 1280, 1296, 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 1280x1024@75Hz */ - { MODEPREFIX("1024x768"), 78800, 1024, 1040, 1136, 1312, 0, 768, 769, 772, 800, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 1024x768@75Hz */ - { MODEPREFIX("1024x768"), 75000, 1024, 1048, 1184, 1328, 0, 768, 771, 777, 806, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 1024x768@70Hz */ - { MODEPREFIX("1024x768"), 65000, 1024, 1048, 1184, 1344, 0, 768, 771, 777, 806, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 1024x768@60Hz */ - { MODEPREFIX("1024x768"), 44900, 1024, 1032, 1208, 1264, 0, 768, 768, 776, 817, 0, V_PHSYNC | V_PVSYNC | V_INTERLACE, MODESUFFIX }, /* 1024x768@43Hz */ - { MODEPREFIX("832x624"), 57284, 832, 864, 928, 1152, 0, 624, 625, 628, 667, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 832x624@75Hz */ - { MODEPREFIX("800x600"), 49500, 800, 816, 896, 1056, 0, 600, 601, 604, 625, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@75Hz */ - { MODEPREFIX("800x600"), 50000, 800, 856, 976, 1040, 0, 600, 637, 643, 666, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@72Hz */ - { MODEPREFIX("1152x864"), 108000, 1152, 1216, 1344, 1600, 0, 864, 865, 868, 900, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 1152x864@75Hz */ -}; -static DisplayModePtr -DDCModesFromEstablished(int scrnIndex, struct established_timings *timing) -{ - DisplayModePtr Modes = NULL, Mode = NULL; - CARD32 bits = (timing->t1) | (timing->t2 << 8) | - ((timing->t_manu & 0x80) << 9); - int i; - - for (i = 0; i < 17; i++) { - if (bits & (0x01 << i)) { - Mode = xf86DuplicateMode(&DDCEstablishedModes[i]); - Modes = xf86ModesAdd(Modes, Mode); - } - } - - return Modes; -} - -/* - * - */ -static DisplayModePtr -DDCModesFromStandardTiming(int scrnIndex, struct std_timings *timing) -{ - DisplayModePtr Modes = NULL, Mode = NULL; - int i; - - for (i = 0; i < STD_TIMINGS; i++) - if (timing[i].hsize && timing[i].vsize && timing[i].refresh) { - Mode = xf86CVTMode(timing[i].hsize, timing[i].vsize, - timing[i].refresh, FALSE, FALSE); - Mode->type = M_T_DRIVER; - Modes = xf86ModesAdd(Modes, Mode); - } - - return Modes; -} - -/* - * - */ -static DisplayModePtr -DDCModeFromDetailedTiming(int scrnIndex, struct detailed_timings *timing, - int preferred) -{ - DisplayModePtr Mode; - - /* We don't do stereo */ - if (timing->stereo) { - xf86DrvMsg(scrnIndex, X_INFO, "%s: Ignoring: We don't handle stereo.\n", - __func__); - return NULL; - } - - /* We only do seperate sync currently */ - if (timing->sync != 0x03) { - xf86DrvMsg(scrnIndex, X_INFO, "%s: %dx%d Warning: We only handle seperate" - " sync.\n", __func__, timing->h_active, timing->v_active); - } - - Mode = xnfalloc(sizeof(DisplayModeRec)); - memset(Mode, 0, sizeof(DisplayModeRec)); - - Mode->name = xnfalloc(10); /* "1234x1234" */ - xf86snprintf(Mode->name, 20, "%dx%d", timing->h_active, - timing->v_active); - - Mode->type = M_T_DRIVER; - if (preferred) - Mode->type |= M_T_PREFERRED; - - Mode->Clock = timing->clock / 1000.0; - - Mode->HDisplay = timing->h_active; - Mode->HSyncStart = timing->h_active + timing->h_sync_off; - Mode->HSyncEnd = Mode->HSyncStart + timing->h_sync_width; - Mode->HTotal = timing->h_active + timing->h_blanking; - - Mode->VDisplay = timing->v_active; - Mode->VSyncStart = timing->v_active + timing->v_sync_off; - Mode->VSyncEnd = Mode->VSyncStart + timing->v_sync_width; - Mode->VTotal = timing->v_active + timing->v_blanking; - - /* We ignore h/v_size and h/v_border for now. */ - - if (timing->interlaced) - Mode->Flags |= V_INTERLACE; - - if (timing->misc & 0x02) - Mode->Flags |= V_PHSYNC; - else - Mode->Flags |= V_NHSYNC; - - if (timing->misc & 0x01) - Mode->Flags |= V_PVSYNC; - else - Mode->Flags |= V_NVSYNC; - - return Mode; -} - -/* - * - */ -static void -DDCGuessRangesFromModes(int scrnIndex, MonPtr Monitor, DisplayModePtr Modes) -{ - DisplayModePtr Mode = Modes; - - if (!Monitor || !Modes) - return; - - /* set up the ranges for scanning through the modes */ - Monitor->nHsync = 1; - Monitor->hsync[0].lo = 1024.0; - Monitor->hsync[0].hi = 0.0; - - Monitor->nVrefresh = 1; - Monitor->vrefresh[0].lo = 1024.0; - Monitor->vrefresh[0].hi = 0.0; - - while (Mode) { - if (!Mode->HSync) - Mode->HSync = ((float) Mode->Clock ) / ((float) Mode->HTotal); - - if (!Mode->VRefresh) - Mode->VRefresh = (1000.0 * ((float) Mode->Clock)) / - ((float) (Mode->HTotal * Mode->VTotal)); - - if (Mode->HSync < Monitor->hsync[0].lo) - Monitor->hsync[0].lo = Mode->HSync; - - if (Mode->HSync > Monitor->hsync[0].hi) - Monitor->hsync[0].hi = Mode->HSync; - - if (Mode->VRefresh < Monitor->vrefresh[0].lo) - Monitor->vrefresh[0].lo = Mode->VRefresh; - - if (Mode->VRefresh > Monitor->vrefresh[0].hi) - Monitor->vrefresh[0].hi = Mode->VRefresh; - - Mode = Mode->next; - } -} - -/* - * Fill out MonPtr with xf86MonPtr information. - */ -void -xf86DDCMonitorSet(int scrnIndex, MonPtr Monitor, xf86MonPtr DDC) -{ - DisplayModePtr Modes = NULL, Mode; - int i, clock; - Bool have_hsync = FALSE, have_vrefresh = FALSE; - int preferred; - - if (!Monitor || !DDC) - return; - - Monitor->DDC = DDC; - - preferred = PREFERRED_TIMING_MODE(DDC->features.msc); - - Monitor->widthmm = 10 * DDC->features.hsize; - Monitor->heightmm = 10 * DDC->features.vsize; - - /* If this is a digital display, then we can use reduced blanking */ - if (DDC->features.input_type) - Monitor->reducedblanking = TRUE; - /* Allow the user to also enable this through config */ - - /* Add established timings */ - Mode = DDCModesFromEstablished(scrnIndex, &DDC->timings1); - Modes = xf86ModesAdd(Modes, Mode); - - /* Add standard timings */ - Mode = DDCModesFromStandardTiming(scrnIndex, DDC->timings2); - Modes = xf86ModesAdd(Modes, Mode); - - /* Skip EDID ranges if they were specified in the config file */ - have_hsync = (Monitor->nHsync != 0); - have_vrefresh = (Monitor->nVrefresh != 0); - - /* Go through the detailed monitor sections */ - for (i = 0; i < DET_TIMINGS; i++) - switch (DDC->det_mon[i].type) { - case DS_RANGES: - if (!have_hsync) { - if (!Monitor->nHsync) - xf86DrvMsg(scrnIndex, X_INFO, - "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; - case DT: - Mode = DDCModeFromDetailedTiming(scrnIndex, - &DDC->det_mon[i].section.d_timings, - preferred); - preferred = 0; - Modes = xf86ModesAdd(Modes, Mode); - break; - case DS_STD_TIMINGS: - Mode = DDCModesFromStandardTiming(scrnIndex, - DDC->det_mon[i].section.std_t); - Modes = xf86ModesAdd(Modes, Mode); - 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; - } - } -} #define EDID1_ATOM_NAME "XFree86_DDC_EDID1_RAWDATA" #define EDID2_ATOM_NAME "XFree86_DDC_EDID2_RAWDATA" diff --git a/hw/xfree86/ddc/edid_modes.c b/hw/xfree86/ddc/edid_modes.c new file mode 100644 index 000000000..5ce86eebe --- /dev/null +++ b/hw/xfree86/ddc/edid_modes.c @@ -0,0 +1,328 @@ +/* + * Copyright 2006 Luc Verhaegen. + * + * 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. + */ + +#ifdef HAVE_XORG_CONFIG_H +#include +#endif + +#include "xf86.h" +#include "xf86DDC.h" +#include +#include "property.h" +#include "propertyst.h" +#include "xf86DDC.h" + +/* + * TODO: + * - for those with access to the VESA DMT standard; review please. + */ +#define MODEPREFIX(name) NULL, NULL, name, 0,M_T_DRIVER +#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 + +DisplayModeRec DDCEstablishedModes[17] = { + { MODEPREFIX("800x600"), 40000, 800, 840, 968, 1056, 0, 600, 601, 605, 628, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@60Hz */ + { MODEPREFIX("800x600"), 36000, 800, 824, 896, 1024, 0, 600, 601, 603, 625, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@56Hz */ + { MODEPREFIX("640x480"), 31500, 640, 656, 720, 840, 0, 480, 481, 484, 500, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@75Hz */ + { MODEPREFIX("640x480"), 31500, 640, 664, 704, 832, 0, 480, 489, 491, 520, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@72Hz */ + { MODEPREFIX("640x480"), 30240, 640, 704, 768, 864, 0, 480, 483, 486, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@67Hz */ + { MODEPREFIX("640x480"), 25200, 640, 656, 752, 800, 0, 480, 490, 492, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 640x480@60Hz */ + { MODEPREFIX("720x400"), 35500, 720, 738, 846, 900, 0, 400, 421, 423, 449, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 720x400@88Hz */ + { MODEPREFIX("720x400"), 28320, 720, 738, 846, 900, 0, 400, 412, 414, 449, 0, V_NHSYNC | V_PVSYNC, MODESUFFIX }, /* 720x400@70Hz */ + { MODEPREFIX("1280x1024"), 135000, 1280, 1296, 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 1280x1024@75Hz */ + { MODEPREFIX("1024x768"), 78800, 1024, 1040, 1136, 1312, 0, 768, 769, 772, 800, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 1024x768@75Hz */ + { MODEPREFIX("1024x768"), 75000, 1024, 1048, 1184, 1328, 0, 768, 771, 777, 806, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 1024x768@70Hz */ + { MODEPREFIX("1024x768"), 65000, 1024, 1048, 1184, 1344, 0, 768, 771, 777, 806, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 1024x768@60Hz */ + { MODEPREFIX("1024x768"), 44900, 1024, 1032, 1208, 1264, 0, 768, 768, 776, 817, 0, V_PHSYNC | V_PVSYNC | V_INTERLACE, MODESUFFIX }, /* 1024x768@43Hz */ + { MODEPREFIX("832x624"), 57284, 832, 864, 928, 1152, 0, 624, 625, 628, 667, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* 832x624@75Hz */ + { MODEPREFIX("800x600"), 49500, 800, 816, 896, 1056, 0, 600, 601, 604, 625, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@75Hz */ + { MODEPREFIX("800x600"), 50000, 800, 856, 976, 1040, 0, 600, 637, 643, 666, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 800x600@72Hz */ + { MODEPREFIX("1152x864"), 108000, 1152, 1216, 1344, 1600, 0, 864, 865, 868, 900, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* 1152x864@75Hz */ +}; + +static DisplayModePtr +DDCModesFromEstablished(int scrnIndex, struct established_timings *timing) +{ + DisplayModePtr Modes = NULL, Mode = NULL; + CARD32 bits = (timing->t1) | (timing->t2 << 8) | + ((timing->t_manu & 0x80) << 9); + int i; + + for (i = 0; i < 17; i++) { + if (bits & (0x01 << i)) { + Mode = xf86DuplicateMode(&DDCEstablishedModes[i]); + Modes = xf86ModesAdd(Modes, Mode); + } + } + + return Modes; +} + +/* + * + */ +static DisplayModePtr +DDCModesFromStandardTiming(int scrnIndex, struct std_timings *timing) +{ + DisplayModePtr Modes = NULL, Mode = NULL; + int i; + + for (i = 0; i < STD_TIMINGS; i++) + if (timing[i].hsize && timing[i].vsize && timing[i].refresh) { + Mode = xf86CVTMode(timing[i].hsize, timing[i].vsize, + timing[i].refresh, FALSE, FALSE); + Mode->type = M_T_DRIVER; + Modes = xf86ModesAdd(Modes, Mode); + } + + return Modes; +} + +/* + * + */ +static DisplayModePtr +DDCModeFromDetailedTiming(int scrnIndex, struct detailed_timings *timing, + int preferred) +{ + DisplayModePtr Mode; + + /* We don't do stereo */ + if (timing->stereo) { + xf86DrvMsg(scrnIndex, X_INFO, "%s: Ignoring: We don't handle stereo.\n", + __func__); + return NULL; + } + + /* We only do seperate sync currently */ + if (timing->sync != 0x03) { + xf86DrvMsg(scrnIndex, X_INFO, "%s: %dx%d Warning: We only handle seperate" + " sync.\n", __func__, timing->h_active, timing->v_active); + } + + Mode = xnfalloc(sizeof(DisplayModeRec)); + memset(Mode, 0, sizeof(DisplayModeRec)); + + Mode->name = xnfalloc(10); /* "1234x1234" */ + xf86snprintf(Mode->name, 20, "%dx%d", timing->h_active, + timing->v_active); + + Mode->type = M_T_DRIVER; + if (preferred) + Mode->type |= M_T_PREFERRED; + + Mode->Clock = timing->clock / 1000.0; + + Mode->HDisplay = timing->h_active; + Mode->HSyncStart = timing->h_active + timing->h_sync_off; + Mode->HSyncEnd = Mode->HSyncStart + timing->h_sync_width; + Mode->HTotal = timing->h_active + timing->h_blanking; + + Mode->VDisplay = timing->v_active; + Mode->VSyncStart = timing->v_active + timing->v_sync_off; + Mode->VSyncEnd = Mode->VSyncStart + timing->v_sync_width; + Mode->VTotal = timing->v_active + timing->v_blanking; + + /* We ignore h/v_size and h/v_border for now. */ + + if (timing->interlaced) + Mode->Flags |= V_INTERLACE; + + if (timing->misc & 0x02) + Mode->Flags |= V_PHSYNC; + else + Mode->Flags |= V_NHSYNC; + + if (timing->misc & 0x01) + Mode->Flags |= V_PVSYNC; + else + Mode->Flags |= V_NVSYNC; + + return Mode; +} + +/* + * + */ +static void +DDCGuessRangesFromModes(int scrnIndex, MonPtr Monitor, DisplayModePtr Modes) +{ + DisplayModePtr Mode = Modes; + + if (!Monitor || !Modes) + return; + + /* set up the ranges for scanning through the modes */ + Monitor->nHsync = 1; + Monitor->hsync[0].lo = 1024.0; + Monitor->hsync[0].hi = 0.0; + + Monitor->nVrefresh = 1; + Monitor->vrefresh[0].lo = 1024.0; + Monitor->vrefresh[0].hi = 0.0; + + while (Mode) { + if (!Mode->HSync) + Mode->HSync = ((float) Mode->Clock ) / ((float) Mode->HTotal); + + if (!Mode->VRefresh) + Mode->VRefresh = (1000.0 * ((float) Mode->Clock)) / + ((float) (Mode->HTotal * Mode->VTotal)); + + if (Mode->HSync < Monitor->hsync[0].lo) + Monitor->hsync[0].lo = Mode->HSync; + + if (Mode->HSync > Monitor->hsync[0].hi) + Monitor->hsync[0].hi = Mode->HSync; + + if (Mode->VRefresh < Monitor->vrefresh[0].lo) + Monitor->vrefresh[0].lo = Mode->VRefresh; + + if (Mode->VRefresh > Monitor->vrefresh[0].hi) + Monitor->vrefresh[0].hi = Mode->VRefresh; + + Mode = Mode->next; + } +} + +/* + * Fill out MonPtr with xf86MonPtr information. + */ +void +xf86DDCMonitorSet(int scrnIndex, MonPtr Monitor, xf86MonPtr DDC) +{ + DisplayModePtr Modes = NULL, Mode; + int i, clock; + Bool have_hsync = FALSE, have_vrefresh = FALSE; + int preferred; + + if (!Monitor || !DDC) + return; + + Monitor->DDC = DDC; + + preferred = PREFERRED_TIMING_MODE(DDC->features.msc); + + Monitor->widthmm = 10 * DDC->features.hsize; + Monitor->heightmm = 10 * DDC->features.vsize; + + /* If this is a digital display, then we can use reduced blanking */ + if (DDC->features.input_type) + Monitor->reducedblanking = TRUE; + /* Allow the user to also enable this through config */ + + /* Add established timings */ + Mode = DDCModesFromEstablished(scrnIndex, &DDC->timings1); + Modes = xf86ModesAdd(Modes, Mode); + + /* Add standard timings */ + Mode = DDCModesFromStandardTiming(scrnIndex, DDC->timings2); + Modes = xf86ModesAdd(Modes, Mode); + + /* Skip EDID ranges if they were specified in the config file */ + have_hsync = (Monitor->nHsync != 0); + have_vrefresh = (Monitor->nVrefresh != 0); + + /* Go through the detailed monitor sections */ + for (i = 0; i < DET_TIMINGS; i++) + switch (DDC->det_mon[i].type) { + case DS_RANGES: + if (!have_hsync) { + if (!Monitor->nHsync) + xf86DrvMsg(scrnIndex, X_INFO, + "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; + case DT: + Mode = DDCModeFromDetailedTiming(scrnIndex, + &DDC->det_mon[i].section.d_timings, + preferred); + preferred = 0; + Modes = xf86ModesAdd(Modes, Mode); + break; + case DS_STD_TIMINGS: + Mode = DDCModesFromStandardTiming(scrnIndex, + DDC->det_mon[i].section.std_t); + Modes = xf86ModesAdd(Modes, Mode); + 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; + } + } +}