svn merge -r588:HEAD ^/branches/released .

1 files changed, 437 insertions, 437 deletions

diff --git a/xorg-server/hw/xfree86/modes/xf86DisplayIDModes.c b/xorg-server/hw/xfree86/modes/xf86DisplayIDModes.c
index 182d43e0e..d507e3b14 100644
--- a/xorg-server/hw/xfree86/modes/xf86DisplayIDModes.c
+++ b/xorg-server/hw/xfree86/modes/xf86DisplayIDModes.c
@@ -1,437 +1,437 @@
-/*
- * Copyright 2009 Red Hat, Inc.
- *
- * 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
- * on the rights to use, copy, modify, merge, publish, distribute, sub
- * license, and/or sell copies of the Software, and to permit persons to whom
- * them 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 MERCHANTIBILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
- * THE AUTHORS 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.
- *
- * Authors:
- *	Adam Jackson <ajax@redhat.com>
- */
-
-#include "xorg-config.h"
-#include "xf86.h"
-#include "xf86str.h"
-#include "edid.h"
-#include "xf86DDC.h"
-
-typedef void (*did_proc)(int scrnIndex, unsigned char *data, void *closure);
-
-#define DID_PRODUCT_ID		    0x00
-#define DID_DISPLAY_PARAMETERS	    0x01
-#define DID_COLOR_INFO		    0x02
-#define DID_TIMING_1_DETAILED	    0x03
-#define DID_TIMING_2_DETAILED	    0x04
-#define DID_TIMING_3_SHORT	    0x05
-#define DID_TIMING_4_DMT	    0x06
-#define DID_TIMING_VESA		    0x07
-#define DID_TIMING_CEA		    0x08
-#define DID_TIMING_RANGE_LIMITS	    0x09
-#define DID_PRODUCT_SERIAL	    0x0A
-#define DID_ASCII_STRING	    0x0B
-#define DID_DISPLAY_DEVICE	    0x0C
-#define DID_POWER_SEQUENCING	    0x0D
-#define DID_TRANSFER_INFO	    0x0E
-#define DID_DISPLAY_INTERFACE	    0x0F
-#define DID_STEREO		    0x10
-#define DID_VENDOR		    0x7F
-
-#define extract_le16(x, i) ((x[i+1] << 8) + (x[i]))
-#define extract_le24(x, i) ((x[i+2] << 16) + (x[i+1] << 8) + (x[i]))
-
-static DisplayModePtr
-modeCalloc(void)
-{
-    return xcalloc(1, sizeof(DisplayModeRec));
-}
-
-/*
- * How awesome is it to have two detailed timing formats, neither of which
- * are compatible with the format in EDID?  So awesome.
- */
-
-static void
-didDetailedTiming1(int i, unsigned char *x, MonPtr mon)
-{
-    DisplayModePtr m = modeCalloc();
-
-    if (!m)
-	return;
-
-    m->Clock = extract_le24(x, 0);
-
-    m->HDisplay = extract_le16(x, 4);
-    m->HSyncStart = m->HDisplay + (extract_le16(x, 8) & 0x7f);
-    m->HSyncEnd = m->HSyncStart + extract_le16(x, 10);
-    m->HTotal = m->HDisplay + extract_le16(x, 6);
-    m->Flags |= (x[9] & 0x80) ? V_PHSYNC : V_NHSYNC;
-
-    m->VDisplay = extract_le16(x, 12);
-    m->VSyncStart = m->VDisplay + (extract_le16(x, 16) & 0x7f);
-    m->VSyncEnd = m->VSyncStart + extract_le16(x, 18);
-    m->VTotal = m->VDisplay + extract_le16(x, 14);
-    m->Flags |= (x[17] & 0x80) ? V_PVSYNC : V_NVSYNC;
-
-    m->type = M_T_DRIVER;
-    if (x[3] & 0x80)
-	m->type |= M_T_PREFERRED;
-
-    /* XXX double check handling of this */
-    if (x[3] & 0x10)
-	m->Flags |= V_INTERLACE;
-
-    mon->Modes = xf86ModesAdd(mon->Modes, m);
-}
-
-/* XXX no sync bits.  what to do? */
-static void
-didDetailedTiming2(int i, unsigned char *x, MonPtr mon)
-{
-    DisplayModePtr mode = modeCalloc();
-
-    if (!mode)
-	return;
-
-    mode->Clock = extract_le24(x, 0);
-
-    /* horiz sizes are in character cells, not pixels, hence * 8 */
-    mode->HDisplay = ((extract_le16(x, 4) & 0x01ff) + 1) * 8;
-    mode->HSyncStart = mode->HDisplay + (((x[6] & 0xf0) >> 4) + 1) * 8;
-    mode->HSyncEnd = mode->HSyncStart + ((x[6] & 0x0f) + 1) * 8;
-    mode->HTotal = mode->HDisplay + ((x[5] >> 1) + 1) * 8;
-
-    mode->VDisplay = extract_le16(x, 7) & 0x07ff;
-    mode->VSyncStart = mode->VDisplay + (x[10] >> 4) + 1;
-    mode->VSyncEnd = mode->VSyncStart + (x[10] & 0x0f) + 1;
-    mode->VTotal = mode->VDisplay + x[9];
-
-    mode->status = M_T_DRIVER;
-    if (x[3] & 0x80)
-	mode->status |= M_T_PREFERRED;
-
-    /* XXX double check handling of this */
-    if (x[3] & 0x10)
-	mode->Flags |= V_INTERLACE;
-
-    mon->Modes = xf86ModesAdd(mon->Modes, mode);
-}
-
-static void
-didShortTiming(int i, unsigned char *x, MonPtr mon)
-{
-    DisplayModePtr m;
-    int w, h, r;
-
-    w = (x[1] + 1) * 8;
-    switch (x[0] & 0x0f) {
-	case 0:
-	    h = w;
-	    break;
-	case 1:
-	    h = (w * 4) / 5;
-	    break;
-	case 2:
-	    h = (w * 3) / 4;
-	    break;
-	case 3:
-	    h = (w * 9) / 15;
-	    break;
-	case 4:
-	    h = (w * 9) / 16;
-	    break;
-	case 5:
-	    h = (w * 10) / 16;
-	    break;
-	default:
-	    return;
-    }
-    r = (x[2] & 0x7f) + 1;
- 
-    m = xf86CVTMode(w, h, r, !!(x[0] & 0x10), !!(x[2] & 0x80));
-
-    m->type = M_T_DRIVER;
-    if (x[0] & 0x80)
-	m->type |= M_T_PREFERRED;
-
-    mon->Modes = xf86ModesAdd(mon->Modes, m);
-}
-
-static void
-didDMTTiming(int i, unsigned char *x, void *closure)
-{
-    MonPtr mon = closure;
-
-    mon->Modes = xf86ModesAdd(mon->Modes,
-			      xf86DuplicateMode(DMTModes + *x));
-}
-
-#define RB 1
-#define INT 2
-static const struct did_dmt {
-    short w, h, r, f;
-} did_dmt[] = {
-    /* byte 3 */
-    { 640, 350, 85, 0 },
-    { 640, 400, 85, 0 },
-    { 720, 400, 85, 0 },
-    { 640, 480, 60, 0 },
-    { 640, 480, 72, 0 },
-    { 640, 480, 75, 0 },
-    { 640, 480, 85, 0 },
-    { 800, 600, 56, 0 },
-    /* byte 4 */
-    { 800, 600, 60, 0 },
-    { 800, 600, 72, 0 },
-    { 800, 600, 75, 0 },
-    { 800, 600, 85, 0 },
-    { 800, 600, 120, RB },
-    { 848, 480, 60, 0 },
-    { 1024, 768, 43, INT },
-    { 1024, 768, 60, 0 },
-    /* byte 5 */
-    { 1024, 768, 70, 0 },
-    { 1024, 768, 75, 0 },
-    { 1024, 768, 85, 0 },
-    { 1024, 768, 120, RB },
-    { 1152, 864, 75, 0 },
-    { 1280, 768, 60, RB },
-    { 1280, 768, 60, 0 },
-    { 1280, 768, 75, 0 },
-    /* byte 6 */
-    { 1280, 768, 85, 0 },
-    { 1280, 768, 120, RB },
-    { 1280, 800, 60, RB },
-    { 1280, 800, 60, 0 },
-    { 1280, 800, 75, 0 },
-    { 1280, 800, 85, 0 },
-    { 1280, 800, 120, RB },
-    { 1280, 960, 60, 0 },
-    /* byte 7 */
-    { 1280, 960, 85, 0 },
-    { 1280, 960, 120, RB },
-    { 1280, 1024, 60, 0 },
-    { 1280, 1024, 75, 0 },
-    { 1280, 1024, 85, 0 },
-    { 1280, 1024, 120, RB },
-    { 1360, 768, 60, 0 },
-    { 1360, 768, 120, RB },
-    /* byte 8 */
-    { 1400, 1050, 60, RB },
-    { 1400, 1050, 60, 0 },
-    { 1400, 1050, 75, 0 },
-    { 1400, 1050, 85, 0 },
-    { 1400, 1050, 120, RB },
-    { 1440, 900, 60, RB },
-    { 1440, 900, 60, 0 },
-    { 1440, 900, 75, 0 },
-    /* byte 9 */
-    { 1440, 900, 85, 0 },
-    { 1440, 900, 120, RB },
-    { 1600, 1200, 60, 0 },
-    { 1600, 1200, 65, 0 },
-    { 1600, 1200, 70, 0 },
-    { 1600, 1200, 75, 0 },
-    { 1600, 1200, 85, 0 },
-    { 1600, 1200, 120, RB },
-    /* byte a */
-    { 1680, 1050, 60, RB },
-    { 1680, 1050, 60, 0 },
-    { 1680, 1050, 75, 0 },
-    { 1680, 1050, 85, 0 },
-    { 1680, 1050, 120, RB },
-    { 1792, 1344, 60, 0 },
-    { 1792, 1344, 75, 0 },
-    { 1792, 1344, 120, RB },
-    /* byte b */
-    { 1856, 1392, 60, 0 },
-    { 1856, 1392, 75, 0 },
-    { 1856, 1392, 120, RB },
-    { 1920, 1200, 60, RB },
-    { 1920, 1200, 60, 0 },
-    { 1920, 1200, 75, 0 },
-    { 1920, 1200, 85, 0 },
-    { 1920, 1200, 120, RB },
-    /* byte c */
-    { 1920, 1440, 60, 0 },
-    { 1920, 1440, 75, 0 },
-    { 1920, 1440, 120, RB },
-    { 2560, 1600, 60, RB },
-    { 2560, 1600, 60, 0 },
-    { 2560, 1600, 75, 0 },
-    { 2560, 1600, 85, 0 },
-    { 2560, 1600, 120, RB },
-};
-
-static void
-didVesaTiming(int scrn, unsigned char *x, MonPtr mon)
-{
-    int i, j;
-
-    x += 3;
-    
-    for (i = 0; i < 10; i++)
-	for (j = 0; j < 8; j++)
-	    if (x[i] & (1 << j)) {
-		const struct did_dmt *d = &(did_dmt[i * 8 + j]);
-		if (d->f == INT)
-		    continue;
-		mon->Modes = xf86ModesAdd(mon->Modes,
-					  FindDMTMode(d->w, d->h, d->r,
-						      d->f == RB));
-	    }
-
-}
-
-static void
-handleDisplayIDBlock(int scrnIndex, unsigned char *x, void *closure)
-{
-    MonPtr mon = closure;
-
-    switch (x[0]) {
-	case DID_DISPLAY_PARAMETERS:
-	    /* w/h are in decimillimeters */
-	    mon->widthmm = (extract_le16(x, 3) + 5) / 10;
-	    mon->heightmm = (extract_le16(x, 5) + 5) / 10;
-	    /* XXX pixel count, feature flags, gamma, aspect, color depth */
-	    break;
-
-	case DID_TIMING_RANGE_LIMITS:
-	{
-	    int n;
-
-	    mon->maxPixClock = max(mon->maxPixClock, extract_le24(x, 6) * 10);
-
-	    n = mon->nHsync++;
-	    if (n < MAX_HSYNC) {
-		mon->hsync[n].lo = x[9];
-		mon->hsync[n].hi = x[10];
-	    } else {
-		n = MAX_HSYNC;
-	    }
-	    n = mon->nVrefresh++;
-	    if (n < MAX_VREFRESH) {
-		mon->vrefresh[n].lo = x[13];
-		mon->vrefresh[n].hi = x[14];
-	    } else {
-		n = MAX_VREFRESH;
-	    }
-	    break;
-	}
-
-	case DID_TIMING_1_DETAILED:
-	{
-	    int i;
-	    for (i = 0; i < x[2]; i += 20)
-		didDetailedTiming1(scrnIndex, x + i + 3, mon);
-	    break;
-	}
-
-	case DID_TIMING_2_DETAILED:
-	{
-	    int i;
-	    for (i = 0; i < x[2]; i += 11)
-		didDetailedTiming2(scrnIndex, x + i + 3, mon);
-	    break;
-	}
-
-	case DID_TIMING_3_SHORT:
-	{
-	    int i;
-	    for (i = 0; i < x[2]; i += 3)
-		didShortTiming(scrnIndex, x + i + 3, mon);
-	    break;
-	}
-
-	case DID_TIMING_4_DMT:
-	{
-	    int i;
-	    for (i = 0; i < x[2]; i++)
-		didDMTTiming(scrnIndex, x + i + 3, mon);
-	    break;
-	}
-
-	case DID_TIMING_VESA:
-	    didVesaTiming(scrnIndex, x, mon);
-	    break;
-
-	/* XXX pixel format, ar, orientation, subpixel, dot pitch, bit depth */
-	case DID_DISPLAY_DEVICE:
-
-	/* XXX interface, links, color encoding, ss, drm */
-	case DID_DISPLAY_INTERFACE:
-
-	/* XXX stereo */
-	case DID_STEREO:
-
-	/* nothing interesting in these */
-	case DID_COLOR_INFO:
-	case DID_PRODUCT_SERIAL:
-	case DID_ASCII_STRING:
-	case DID_POWER_SEQUENCING:
-	case DID_TRANSFER_INFO:
-	case DID_VENDOR:
-	    break;
-
-	/* warn about anything else */
-	default:
-	    xf86DrvMsg(scrnIndex, X_WARNING,
-		       "Unknown DisplayID block type %hx\n", x[0]);
-	    break;
-    }
-}
-
-static void
-forEachDisplayIDBlock(int scrnIndex, unsigned char *did, did_proc proc,
-		      void *closure)
-{
-    int num_extensions = did[3];
-    int section_size = did[1];
-    unsigned char *block;
-
-    do {
-	if ((did[0] & 0xf0) != 0x10) /* not 1.x, abort */
-	    return;
-	/* XXX also, checksum */
-
-	block = did + 4;
-
-	while (section_size > 0) {
-	    int block_size = (block[2] + 2);
-
-	    proc(scrnIndex, block, closure);
-
-	    section_size -= block_size;
-	    block += block_size;
-	}
-
-	did += (did[1] + 5);
-    } while (num_extensions--);
-}
-
-/*
- * Fill out MonPtr with xf86MonPtr information.
- */
-void
-xf86DisplayIDMonitorSet(int scrnIndex, MonPtr mon, xf86MonPtr DDC)
-{
-    if (!mon || !DDC)
-        return;
-
-    mon->DDC = DDC;
-
-    forEachDisplayIDBlock(scrnIndex, DDC->rawData, handleDisplayIDBlock, mon);
-}
+/*

+ * Copyright 2009 Red Hat, Inc.

+ *

+ * 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

+ * on the rights to use, copy, modify, merge, publish, distribute, sub

+ * license, and/or sell copies of the Software, and to permit persons to whom

+ * them 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 MERCHANTIBILITY,

+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL

+ * THE AUTHORS 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.

+ *

+ * Authors:

+ *	Adam Jackson <ajax@redhat.com>

+ */

+

+#include "xorg-config.h"

+#include "xf86.h"

+#include "xf86str.h"

+#include "edid.h"

+#include "xf86DDC.h"

+

+typedef void (*did_proc)(int scrnIndex, unsigned char *data, void *closure);

+

+#define DID_PRODUCT_ID		    0x00

+#define DID_DISPLAY_PARAMETERS	    0x01

+#define DID_COLOR_INFO		    0x02

+#define DID_TIMING_1_DETAILED	    0x03

+#define DID_TIMING_2_DETAILED	    0x04

+#define DID_TIMING_3_SHORT	    0x05

+#define DID_TIMING_4_DMT	    0x06

+#define DID_TIMING_VESA		    0x07

+#define DID_TIMING_CEA		    0x08

+#define DID_TIMING_RANGE_LIMITS	    0x09

+#define DID_PRODUCT_SERIAL	    0x0A

+#define DID_ASCII_STRING	    0x0B

+#define DID_DISPLAY_DEVICE	    0x0C

+#define DID_POWER_SEQUENCING	    0x0D

+#define DID_TRANSFER_INFO	    0x0E

+#define DID_DISPLAY_INTERFACE	    0x0F

+#define DID_STEREO		    0x10

+#define DID_VENDOR		    0x7F

+

+#define extract_le16(x, i) ((x[i+1] << 8) + (x[i]))

+#define extract_le24(x, i) ((x[i+2] << 16) + (x[i+1] << 8) + (x[i]))

+

+static DisplayModePtr

+modeCalloc(void)

+{

+    return calloc(1, sizeof(DisplayModeRec));

+}

+

+/*

+ * How awesome is it to have two detailed timing formats, neither of which

+ * are compatible with the format in EDID?  So awesome.

+ */

+

+static void

+didDetailedTiming1(int i, unsigned char *x, MonPtr mon)

+{

+    DisplayModePtr m = modeCalloc();

+

+    if (!m)

+	return;

+

+    m->Clock = extract_le24(x, 0);

+

+    m->HDisplay = extract_le16(x, 4);

+    m->HSyncStart = m->HDisplay + (extract_le16(x, 8) & 0x7f);

+    m->HSyncEnd = m->HSyncStart + extract_le16(x, 10);

+    m->HTotal = m->HDisplay + extract_le16(x, 6);

+    m->Flags |= (x[9] & 0x80) ? V_PHSYNC : V_NHSYNC;

+

+    m->VDisplay = extract_le16(x, 12);

+    m->VSyncStart = m->VDisplay + (extract_le16(x, 16) & 0x7f);

+    m->VSyncEnd = m->VSyncStart + extract_le16(x, 18);

+    m->VTotal = m->VDisplay + extract_le16(x, 14);

+    m->Flags |= (x[17] & 0x80) ? V_PVSYNC : V_NVSYNC;

+

+    m->type = M_T_DRIVER;

+    if (x[3] & 0x80)

+	m->type |= M_T_PREFERRED;

+

+    /* XXX double check handling of this */

+    if (x[3] & 0x10)

+	m->Flags |= V_INTERLACE;

+

+    mon->Modes = xf86ModesAdd(mon->Modes, m);

+}

+

+/* XXX no sync bits.  what to do? */

+static void

+didDetailedTiming2(int i, unsigned char *x, MonPtr mon)

+{

+    DisplayModePtr mode = modeCalloc();

+

+    if (!mode)

+	return;

+

+    mode->Clock = extract_le24(x, 0);

+

+    /* horiz sizes are in character cells, not pixels, hence * 8 */

+    mode->HDisplay = ((extract_le16(x, 4) & 0x01ff) + 1) * 8;

+    mode->HSyncStart = mode->HDisplay + (((x[6] & 0xf0) >> 4) + 1) * 8;

+    mode->HSyncEnd = mode->HSyncStart + ((x[6] & 0x0f) + 1) * 8;

+    mode->HTotal = mode->HDisplay + ((x[5] >> 1) + 1) * 8;

+

+    mode->VDisplay = extract_le16(x, 7) & 0x07ff;

+    mode->VSyncStart = mode->VDisplay + (x[10] >> 4) + 1;

+    mode->VSyncEnd = mode->VSyncStart + (x[10] & 0x0f) + 1;

+    mode->VTotal = mode->VDisplay + x[9];

+

+    mode->status = M_T_DRIVER;

+    if (x[3] & 0x80)

+	mode->status |= M_T_PREFERRED;

+

+    /* XXX double check handling of this */

+    if (x[3] & 0x10)

+	mode->Flags |= V_INTERLACE;

+

+    mon->Modes = xf86ModesAdd(mon->Modes, mode);

+}

+

+static void

+didShortTiming(int i, unsigned char *x, MonPtr mon)

+{

+    DisplayModePtr m;

+    int w, h, r;

+

+    w = (x[1] + 1) * 8;

+    switch (x[0] & 0x0f) {

+	case 0:

+	    h = w;

+	    break;

+	case 1:

+	    h = (w * 4) / 5;

+	    break;

+	case 2:

+	    h = (w * 3) / 4;

+	    break;

+	case 3:

+	    h = (w * 9) / 15;

+	    break;

+	case 4:

+	    h = (w * 9) / 16;

+	    break;

+	case 5:

+	    h = (w * 10) / 16;

+	    break;

+	default:

+	    return;

+    }

+    r = (x[2] & 0x7f) + 1;

+ 

+    m = xf86CVTMode(w, h, r, !!(x[0] & 0x10), !!(x[2] & 0x80));

+

+    m->type = M_T_DRIVER;

+    if (x[0] & 0x80)

+	m->type |= M_T_PREFERRED;

+

+    mon->Modes = xf86ModesAdd(mon->Modes, m);

+}

+

+static void

+didDMTTiming(int i, unsigned char *x, void *closure)

+{

+    MonPtr mon = closure;

+

+    mon->Modes = xf86ModesAdd(mon->Modes,

+			      xf86DuplicateMode(DMTModes + *x));

+}

+

+#define RB 1

+#define INT 2

+static const struct did_dmt {

+    short w, h, r, f;

+} did_dmt[] = {

+    /* byte 3 */

+    { 640, 350, 85, 0 },

+    { 640, 400, 85, 0 },

+    { 720, 400, 85, 0 },

+    { 640, 480, 60, 0 },

+    { 640, 480, 72, 0 },

+    { 640, 480, 75, 0 },

+    { 640, 480, 85, 0 },

+    { 800, 600, 56, 0 },

+    /* byte 4 */

+    { 800, 600, 60, 0 },

+    { 800, 600, 72, 0 },

+    { 800, 600, 75, 0 },

+    { 800, 600, 85, 0 },

+    { 800, 600, 120, RB },

+    { 848, 480, 60, 0 },

+    { 1024, 768, 43, INT },

+    { 1024, 768, 60, 0 },

+    /* byte 5 */

+    { 1024, 768, 70, 0 },

+    { 1024, 768, 75, 0 },

+    { 1024, 768, 85, 0 },

+    { 1024, 768, 120, RB },

+    { 1152, 864, 75, 0 },

+    { 1280, 768, 60, RB },

+    { 1280, 768, 60, 0 },

+    { 1280, 768, 75, 0 },

+    /* byte 6 */

+    { 1280, 768, 85, 0 },

+    { 1280, 768, 120, RB },

+    { 1280, 800, 60, RB },

+    { 1280, 800, 60, 0 },

+    { 1280, 800, 75, 0 },

+    { 1280, 800, 85, 0 },

+    { 1280, 800, 120, RB },

+    { 1280, 960, 60, 0 },

+    /* byte 7 */

+    { 1280, 960, 85, 0 },

+    { 1280, 960, 120, RB },

+    { 1280, 1024, 60, 0 },

+    { 1280, 1024, 75, 0 },

+    { 1280, 1024, 85, 0 },

+    { 1280, 1024, 120, RB },

+    { 1360, 768, 60, 0 },

+    { 1360, 768, 120, RB },

+    /* byte 8 */

+    { 1400, 1050, 60, RB },

+    { 1400, 1050, 60, 0 },

+    { 1400, 1050, 75, 0 },

+    { 1400, 1050, 85, 0 },

+    { 1400, 1050, 120, RB },

+    { 1440, 900, 60, RB },

+    { 1440, 900, 60, 0 },

+    { 1440, 900, 75, 0 },

+    /* byte 9 */

+    { 1440, 900, 85, 0 },

+    { 1440, 900, 120, RB },

+    { 1600, 1200, 60, 0 },

+    { 1600, 1200, 65, 0 },

+    { 1600, 1200, 70, 0 },

+    { 1600, 1200, 75, 0 },

+    { 1600, 1200, 85, 0 },

+    { 1600, 1200, 120, RB },

+    /* byte a */

+    { 1680, 1050, 60, RB },

+    { 1680, 1050, 60, 0 },

+    { 1680, 1050, 75, 0 },

+    { 1680, 1050, 85, 0 },

+    { 1680, 1050, 120, RB },

+    { 1792, 1344, 60, 0 },

+    { 1792, 1344, 75, 0 },

+    { 1792, 1344, 120, RB },

+    /* byte b */

+    { 1856, 1392, 60, 0 },

+    { 1856, 1392, 75, 0 },

+    { 1856, 1392, 120, RB },

+    { 1920, 1200, 60, RB },

+    { 1920, 1200, 60, 0 },

+    { 1920, 1200, 75, 0 },

+    { 1920, 1200, 85, 0 },

+    { 1920, 1200, 120, RB },

+    /* byte c */

+    { 1920, 1440, 60, 0 },

+    { 1920, 1440, 75, 0 },

+    { 1920, 1440, 120, RB },

+    { 2560, 1600, 60, RB },

+    { 2560, 1600, 60, 0 },

+    { 2560, 1600, 75, 0 },

+    { 2560, 1600, 85, 0 },

+    { 2560, 1600, 120, RB },

+};

+

+static void

+didVesaTiming(int scrn, unsigned char *x, MonPtr mon)

+{

+    int i, j;

+

+    x += 3;

+    

+    for (i = 0; i < 10; i++)

+	for (j = 0; j < 8; j++)

+	    if (x[i] & (1 << j)) {

+		const struct did_dmt *d = &(did_dmt[i * 8 + j]);

+		if (d->f == INT)

+		    continue;

+		mon->Modes = xf86ModesAdd(mon->Modes,

+					  FindDMTMode(d->w, d->h, d->r,

+						      d->f == RB));

+	    }

+

+}

+

+static void

+handleDisplayIDBlock(int scrnIndex, unsigned char *x, void *closure)

+{

+    MonPtr mon = closure;

+

+    switch (x[0]) {

+	case DID_DISPLAY_PARAMETERS:

+	    /* w/h are in decimillimeters */

+	    mon->widthmm = (extract_le16(x, 3) + 5) / 10;

+	    mon->heightmm = (extract_le16(x, 5) + 5) / 10;

+	    /* XXX pixel count, feature flags, gamma, aspect, color depth */

+	    break;

+

+	case DID_TIMING_RANGE_LIMITS:

+	{

+	    int n;

+

+	    mon->maxPixClock = max(mon->maxPixClock, extract_le24(x, 6) * 10);

+

+	    n = mon->nHsync++;

+	    if (n < MAX_HSYNC) {

+		mon->hsync[n].lo = x[9];

+		mon->hsync[n].hi = x[10];

+	    } else {

+		n = MAX_HSYNC;

+	    }

+	    n = mon->nVrefresh++;

+	    if (n < MAX_VREFRESH) {

+		mon->vrefresh[n].lo = x[13];

+		mon->vrefresh[n].hi = x[14];

+	    } else {

+		n = MAX_VREFRESH;

+	    }

+	    break;

+	}

+

+	case DID_TIMING_1_DETAILED:

+	{

+	    int i;

+	    for (i = 0; i < x[2]; i += 20)

+		didDetailedTiming1(scrnIndex, x + i + 3, mon);

+	    break;

+	}

+

+	case DID_TIMING_2_DETAILED:

+	{

+	    int i;

+	    for (i = 0; i < x[2]; i += 11)

+		didDetailedTiming2(scrnIndex, x + i + 3, mon);

+	    break;

+	}

+

+	case DID_TIMING_3_SHORT:

+	{

+	    int i;

+	    for (i = 0; i < x[2]; i += 3)

+		didShortTiming(scrnIndex, x + i + 3, mon);

+	    break;

+	}

+

+	case DID_TIMING_4_DMT:

+	{

+	    int i;

+	    for (i = 0; i < x[2]; i++)

+		didDMTTiming(scrnIndex, x + i + 3, mon);

+	    break;

+	}

+

+	case DID_TIMING_VESA:

+	    didVesaTiming(scrnIndex, x, mon);

+	    break;

+

+	/* XXX pixel format, ar, orientation, subpixel, dot pitch, bit depth */

+	case DID_DISPLAY_DEVICE:

+

+	/* XXX interface, links, color encoding, ss, drm */

+	case DID_DISPLAY_INTERFACE:

+

+	/* XXX stereo */

+	case DID_STEREO:

+

+	/* nothing interesting in these */

+	case DID_COLOR_INFO:

+	case DID_PRODUCT_SERIAL:

+	case DID_ASCII_STRING:

+	case DID_POWER_SEQUENCING:

+	case DID_TRANSFER_INFO:

+	case DID_VENDOR:

+	    break;

+

+	/* warn about anything else */

+	default:

+	    xf86DrvMsg(scrnIndex, X_WARNING,

+		       "Unknown DisplayID block type %hx\n", x[0]);

+	    break;

+    }

+}

+

+static void

+forEachDisplayIDBlock(int scrnIndex, unsigned char *did, did_proc proc,

+		      void *closure)

+{

+    int num_extensions = did[3];

+    int section_size = did[1];

+    unsigned char *block;

+

+    do {

+	if ((did[0] & 0xf0) != 0x10) /* not 1.x, abort */

+	    return;

+	/* XXX also, checksum */

+

+	block = did + 4;

+

+	while (section_size > 0) {

+	    int block_size = (block[2] + 2);

+

+	    proc(scrnIndex, block, closure);

+

+	    section_size -= block_size;

+	    block += block_size;

+	}

+

+	did += (did[1] + 5);

+    } while (num_extensions--);

+}

+

+/*

+ * Fill out MonPtr with xf86MonPtr information.

+ */

+void

+xf86DisplayIDMonitorSet(int scrnIndex, MonPtr mon, xf86MonPtr DDC)

+{

+    if (!mon || !DDC)

+        return;

+

+    mon->DDC = DDC;

+

+    forEachDisplayIDBlock(scrnIndex, DDC->rawData, handleDisplayIDBlock, mon);

+}