This lets a DRM client map between X outputs and kernel connectors.
v2:
Change CONNECTOR_ID to enum -- Adam Jackson <ajax at nwnk.net>
Signed-off-by: Keith Packard <keithp at keithp.com>
Reviewed-by: Adam Jackson <ajax at nwnk.net>
---
src/drmmode_display.c | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/src/drmmode_display.c b/src/drmmode_display.c
index b0fc7ea..fe319eb 100644
--- a/src/drmmode_display.c
+++ b/src/drmmode_display.c
@@ -1662,6 +1662,29 @@ static void drmmode_output_create_resources(xf86OutputPtr output)
drmmode_output->tear_free = info->tear_free;
drmmode_output->num_props++;
+ /* Create CONNECTOR_ID property */
+ {
+ Atom name = MakeAtom("CONNECTOR_ID", 12, TRUE);
+ INT32 value = mode_output->connector_id;
+
+ if (name != BAD_RESOURCE) {
+ err = RRConfigureOutputProperty(output->randr_output, name,
+ FALSE, FALSE, TRUE,
+ 1, &value);
+ 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];
drmmode_prop = p->mode_prop;
--
2.16.2
