This lets a DRM client map between X outputs and kernel connectors.
Signed-off-by: Keith Packard <[email protected]>
---
hw/xfree86/drivers/modesetting/drmmode_display.c | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/hw/xfree86/drivers/modesetting/drmmode_display.c
b/hw/xfree86/drivers/modesetting/drmmode_display.c
index 89e972538..837421efe 100644
--- a/hw/xfree86/drivers/modesetting/drmmode_display.c
+++ b/hw/xfree86/drivers/modesetting/drmmode_display.c
@@ -1467,6 +1467,30 @@ drmmode_output_create_resources(xf86OutputPtr output)
j++;
}
+ /* Create CONNECTOR_ID property */
+ {
+ Atom name = MakeAtom("CONNECTOR_ID", 12, TRUE);
+ INT32 value = mode_output->connector_id;
+ INT32 prop_range[2] = { 0, 0x7fffffff };
+
+ if (name != BAD_RESOURCE) {
+ err = RRConfigureOutputProperty(output->randr_output, name,
+ FALSE, TRUE, TRUE,
+ 2, prop_range);
+ if (err != 0) {
+ xf86DrvMsg(output->scrn->scrnIndex, X_ERROR,
+ "RRConfigureOutputProperty error, %d\n", err);
+ }
+ err = RRChangeOutputProperty(output->randr_output, name,
+ XA_INTEGER, 32, PropModeReplace, 1,
+ &value, FALSE, FALSE);
+ if (err != 0) {
+ xf86DrvMsg(output->scrn->scrnIndex, X_ERROR,
+ "RRChangeOutputProperty error, %d\n", err);
+ }
+ }
+ }
+
for (i = 0; i < drmmode_output->num_props; i++) {
drmmode_prop_ptr p = &drmmode_output->props[i];
--
2.11.0
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