/* * Copyright 2006-2007 Luc Verhaegen <lverhaegen@novell.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. */ #ifdef HAVE_CONFIG_H # include <config.h> #endif #ifdef HAVE_XORG_CONFIG_H # include <xorg-config.h> #endif #include "xf86.h" #include "rhd.h" #include "edid.h" #include "xf86DDC.h" #include "rhd_modes.h" #include "rhd_monitor.h" /* * TODO: * - for those with access to the VESA DMT standard; review please. * - swap M_T_DEFAULT for M_T_EDID_... */ #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 static DisplayModeRec EDIDEstablishedModes[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 EDIDModesFromEstablished(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 = RHDModeCopy(&(EDIDEstablishedModes[i])); Modes = RHDModesAdd(Modes, Mode); } return Modes; } /* * */ static DisplayModePtr EDIDModesFromStandardTiming(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 = RHDCVTMode(timing[i].hsize, timing[i].vsize, timing[i].refresh, FALSE, FALSE); Mode->type = M_T_DRIVER; Modes = RHDModesAdd(Modes, Mode); } return Modes; } /* * */ static DisplayModePtr EDIDModeFromDetailedTiming(int scrnIndex, struct detailed_timings *timing) { 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 separate sync currently */ if (timing->sync != 0x03) { xf86DrvMsg(scrnIndex, X_INFO, "%s: Ignoring: We only handle separate" " sync.\n", __func__); return NULL; } Mode = xnfalloc(sizeof(DisplayModeRec)); memset(Mode, 0, sizeof(DisplayModeRec)); Mode->name = xnfalloc(10); /* "1234x1234" */ snprintf(Mode->name, 20, "%dx%d", timing->h_active, timing->v_active); Mode->type = M_T_DRIVER; 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_PVSYNC; else Mode->Flags |= V_NVSYNC; if (timing->misc & 0x01) Mode->Flags |= V_PHSYNC; else Mode->Flags |= V_NHSYNC; return Mode; } /* * */ static void EDIDGuessRangesFromModes(struct rhdMonitor *Monitor, DisplayModePtr Modes) { DisplayModePtr Mode = Modes; if (!Monitor || !Modes) return; for (Mode = Modes; Mode; Mode = Mode->next) { 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->Flags & V_INTERLACE) Mode->VRefresh *= 2.0; if (Mode->Flags & V_DBLSCAN) Mode->VRefresh /= 2.0; } } if (!Monitor->numHSync) { /* set up the ranges for scanning through the modes */ Monitor->numHSync = 1; Monitor->HSync[0].lo = 1024.0; Monitor->HSync[0].hi = 0.0; for (Mode = Modes; Mode; Mode = Mode->next) { 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 (!Monitor->numVRefresh) { Monitor->numVRefresh = 1; Monitor->VRefresh[0].lo = 1024.0; Monitor->VRefresh[0].hi = 0.0; for (Mode = Modes; Mode; Mode = Mode->next) { 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; } } if (!Monitor->Bandwidth) for (Mode = Modes; Mode; Mode = Mode->next) if (Mode->Clock > Monitor->Bandwidth) Monitor->Bandwidth = Mode->Clock; } /* * Determine whether this monitor does allow reduced blanking. * Do not set it to false, to allow the user to specify this too. */ static void EDIDReducedAllowed(struct rhdMonitor *Monitor, DisplayModePtr Modes) { DisplayModePtr Mode; for (Mode = Modes; Mode; Mode = Mode->next) if (((Mode->HTotal - Mode->HDisplay) == 160) && ((Mode->HSyncEnd - Mode->HDisplay) == 80) && ((Mode->HSyncEnd - Mode->HSyncStart) == 32) && ((Mode->VSyncStart - Mode->VDisplay) == 3)) Monitor->ReducedAllowed = TRUE; } /* * Fill out rhdMonitor with xf86MonPtr information. */ void RHDMonitorEDIDSet(struct rhdMonitor *Monitor, xf86MonPtr EDID) { DisplayModePtr Modes = NULL, Mode; int i, preferred; if (!Monitor || !EDID) return; /* We don't parse the detailed name yet, so use ABC-0123 */ Monitor->Name = xnfcalloc(9, 1); snprintf(Monitor->Name, 9, "%s-%04X", EDID->vendor.name, EDID->vendor.prod_id); /* Add established timings */ Mode = EDIDModesFromEstablished(Monitor->scrnIndex, &EDID->timings1); Modes = RHDModesAdd(Modes, Mode); /* Add standard timings */ Mode = EDIDModesFromStandardTiming(Monitor->scrnIndex, EDID->timings2); Modes = RHDModesAdd(Modes, Mode); /* First DT timing preferred? */ preferred = PREFERRED_TIMING_MODE(EDID->features.msc); /* Go through the detailed monitor sections */ for (i = 0; i < DET_TIMINGS; i++) switch (EDID->det_mon[i].type) { case DS_RANGES: if (!Monitor->numHSync) { Monitor->numHSync = 1; Monitor->HSync[0].lo = EDID->det_mon[i].section.ranges.min_h; Monitor->HSync[0].hi = EDID->det_mon[i].section.ranges.max_h; } else xf86DrvMsg(Monitor->scrnIndex, X_INFO, "\"%s\": keeping configured HSync.\n", Monitor->Name); if (!Monitor->numVRefresh) { Monitor->numVRefresh = 1; Monitor->VRefresh[0].lo = EDID->det_mon[i].section.ranges.min_v; Monitor->VRefresh[0].hi = EDID->det_mon[i].section.ranges.max_v; } else xf86DrvMsg(Monitor->scrnIndex, X_INFO, "\"%s\": keeping configured VRefresh.\n", Monitor->Name); if (!Monitor->Bandwidth) Monitor->Bandwidth = EDID->det_mon[i].section.ranges.max_clock * 1000; break; case DT: Mode = EDIDModeFromDetailedTiming(Monitor->scrnIndex, &EDID->det_mon[i].section.d_timings); if (Mode) { if (preferred) { Mode->type |= M_T_PREFERRED; /* also grab the DPI while we are at it */ Monitor->xDpi = (Mode->HDisplay * 25.4) / ((float) EDID->det_mon[i].section.d_timings.h_size) + 0.5; Monitor->yDpi = (Mode->VDisplay * 25.4) / ((float) EDID->det_mon[i].section.d_timings.v_size) + 0.5; Monitor->NativeMode = Mode; } preferred = FALSE; Modes = RHDModesAdd(Modes, Mode); } break; case DS_STD_TIMINGS: Mode = EDIDModesFromStandardTiming(Monitor->scrnIndex, EDID->det_mon[i].section.std_t); Modes = RHDModesAdd(Modes, Mode); break; case DS_NAME: xfree(Monitor->Name); Monitor->Name = xnfcalloc(13, 1); memcpy(Monitor->Name, EDID->det_mon[i].section.name, 13); break; default: break; } if (Modes) { EDIDGuessRangesFromModes(Monitor, Modes); EDIDReducedAllowed(Monitor, Modes); Monitor->Modes = RHDModesAdd(Monitor->Modes, Modes); } /* Calculate DPI when we still don't have this */ if (!Monitor->xDpi || !Monitor->yDpi) { int HDisplay = 0, VDisplay = 0; for (Mode = Monitor->Modes; Mode; Mode = Mode->next) { if (Mode->HDisplay > HDisplay) HDisplay = Mode->HDisplay; if (Mode->VDisplay > VDisplay) VDisplay = Mode->VDisplay; } if (HDisplay && EDID->features.hsize) Monitor->xDpi = (HDisplay * 2.54) / ((float) EDID->features.hsize) + 0.5; if (VDisplay && EDID->features.vsize) Monitor->yDpi = (VDisplay * 2.54) / ((float) EDID->features.vsize) + 0.5; if (!Monitor->xDpi && Monitor->yDpi) Monitor->xDpi = Monitor->yDpi; if (!Monitor->yDpi && Monitor->xDpi) Monitor->yDpi = Monitor->xDpi; } }