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path: root/xorg-server/hw/xfree86/ddc/ddcProperty.c
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Diffstat (limited to 'xorg-server/hw/xfree86/ddc/ddcProperty.c')
-rw-r--r--xorg-server/hw/xfree86/ddc/ddcProperty.c53
1 files changed, 28 insertions, 25 deletions
diff --git a/xorg-server/hw/xfree86/ddc/ddcProperty.c b/xorg-server/hw/xfree86/ddc/ddcProperty.c
index a4384f1d3..329a63964 100644
--- a/xorg-server/hw/xfree86/ddc/ddcProperty.c
+++ b/xorg-server/hw/xfree86/ddc/ddcProperty.c
@@ -31,21 +31,36 @@
#include "property.h"
#include "propertyst.h"
#include "xf86DDC.h"
+#include <string.h>
#define EDID1_ATOM_NAME "XFree86_DDC_EDID1_RAWDATA"
#define EDID2_ATOM_NAME "XFree86_DDC_EDID2_RAWDATA"
static void
+edidMakeAtom(int i, const char *name, CARD8 *data, int size)
+{
+ Atom atom;
+ unsigned char *atom_data;
+
+ if (!(atom_data = xalloc(size*sizeof(CARD8))))
+ return;
+
+ atom = MakeAtom(name, strlen(name), TRUE);
+ memcpy(atom_data, data, size);
+ xf86RegisterRootWindowProperty(i, atom, XA_INTEGER, 8, size, atom_data);
+}
+
+static void
addRootWindowProperties(ScrnInfoPtr pScrn, xf86MonPtr DDC)
{
- Atom EDID1Atom=-1, EDID2Atom=-1;
- CARD8 *EDID1rawdata = NULL;
- CARD8 *EDID2rawdata = NULL;
int i, scrnIndex = pScrn->scrnIndex;
Bool makeEDID1prop = FALSE;
Bool makeEDID2prop = FALSE;
- if (DDC->ver.version == 1) {
+ if (DDC->flags & MONITOR_DISPLAYID) {
+ /* Don't bother, use RANDR already */
+ return;
+ } else if (DDC->ver.version == 1) {
makeEDID1prop = TRUE;
} else if (DDC->ver.version == 2) {
int checksum1;
@@ -83,29 +98,14 @@ addRootWindowProperties(ScrnInfoPtr pScrn, xf86MonPtr DDC)
}
if (makeEDID1prop) {
- int size = 128;
-
- if (DDC->flags & EDID_COMPLETE_RAWDATA)
- size += DDC->no_sections * 128;
+ int size = 128 +
+ (DDC->flags & EDID_COMPLETE_RAWDATA ? DDC->no_sections * 128 : 0);
- if ((EDID1rawdata = xalloc(size*sizeof(CARD8)))==NULL)
- return;
-
- EDID1Atom = MakeAtom(EDID1_ATOM_NAME, sizeof(EDID1_ATOM_NAME) - 1, TRUE);
- memcpy(EDID1rawdata, DDC->rawData, size);
- xf86RegisterRootWindowProperty(scrnIndex, EDID1Atom, XA_INTEGER, 8,
- size, (unsigned char *)EDID1rawdata);
+ edidMakeAtom(scrnIndex, EDID1_ATOM_NAME, DDC->rawData, size);
}
- if (makeEDID2prop) {
- if ((EDID2rawdata = xalloc(256*sizeof(CARD8)))==NULL)
- return;
-
- memcpy(EDID2rawdata, DDC->rawData, 256);
- EDID2Atom = MakeAtom(EDID2_ATOM_NAME, sizeof(EDID2_ATOM_NAME) - 1, TRUE);
- xf86RegisterRootWindowProperty(scrnIndex, EDID2Atom, XA_INTEGER, 8,
- 256, (unsigned char *)EDID2rawdata);
- }
+ if (makeEDID2prop)
+ edidMakeAtom(scrnIndex, EDID2_ATOM_NAME, DDC->rawData, 256);
}
Bool
@@ -114,7 +114,10 @@ xf86SetDDCproperties(ScrnInfoPtr pScrn, xf86MonPtr DDC)
if (!pScrn || !pScrn->monitor || !DDC)
return FALSE;
- xf86DDCMonitorSet(pScrn->scrnIndex, pScrn->monitor, DDC);
+ if (DDC->flags & MONITOR_DISPLAYID)
+ ;
+ else
+ xf86EdidMonitorSet(pScrn->scrnIndex, pScrn->monitor, DDC);
addRootWindowProperties(pScrn, DDC);