diff options
Diffstat (limited to 'hw/xfree86/ddc/edid_modes.c')
| -rw-r--r-- | hw/xfree86/ddc/edid_modes.c | 361 |
1 files changed, 0 insertions, 361 deletions
diff --git a/hw/xfree86/ddc/edid_modes.c b/hw/xfree86/ddc/edid_modes.c deleted file mode 100644 index 926bc8921..000000000 --- a/hw/xfree86/ddc/edid_modes.c +++ /dev/null @@ -1,361 +0,0 @@ -/* - * 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 <xorg-config.h> -#endif - -#include "xf86.h" -#include "xf86DDC.h" -#include <X11/Xatom.h> -#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; - - /* - * Refuse to create modes that are insufficiently large. 64 is a random - * number, maybe the spec says something about what the minimum is. In - * particular I see this frequently with _old_ EDID, 1.0 or so, so maybe - * our parser is just being too aggresive there. - */ - if (timing->h_active < 64 || timing->v_active < 64) { - xf86DrvMsg(scrnIndex, X_INFO, - "%s: Ignoring tiny %dx%d mode\n", __func__, - timing->h_active, timing->v_active); - return NULL; - } - - /* 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->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; - - xf86SetModeDefaultName(Mode); - - /* 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; - } -} - -DisplayModePtr -xf86DDCGetModes(int scrnIndex, xf86MonPtr DDC) -{ - int preferred, i; - DisplayModePtr Modes = NULL, Mode; - - preferred = PREFERRED_TIMING_MODE(DDC->features.msc); - - /* Add established timings */ - Mode = DDCModesFromEstablished(scrnIndex, &DDC->timings1); - Modes = xf86ModesAdd(Modes, Mode); - - /* Add standard timings */ - Mode = DDCModesFromStandardTiming(scrnIndex, DDC->timings2); - Modes = xf86ModesAdd(Modes, Mode); - - for (i = 0; i < DET_TIMINGS; i++) { - struct detailed_monitor_section *det_mon = &DDC->det_mon[i]; - - switch (det_mon->type) { - case DT: - Mode = DDCModeFromDetailedTiming(scrnIndex, - &det_mon->section.d_timings, - preferred); - preferred = 0; - Modes = xf86ModesAdd(Modes, Mode); - break; - case DS_STD_TIMINGS: - Mode = DDCModesFromStandardTiming(scrnIndex, - det_mon->section.std_t); - Modes = xf86ModesAdd(Modes, Mode); - break; - default: - break; - } - } - - return Modes; -} - -/* - * 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; - - if (!Monitor || !DDC) - return; - - Monitor->DDC = DDC; - - 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 */ - - Modes = xf86DDCGetModes(scrnIndex, DDC); - - /* 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; - 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; - } - } -} |