[PATCH xf86-video-amdgpu 2/3] modesetting: Create CONNECTOR_ID properties for outputs [v2]

[Michel Dänzer]

From: Keith Packard <keithp at keithp.com>

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>
(Ported from xserver commit 023d4aba8d45e9e3630b944ecfb650c081799b96)
Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>
---
 src/drmmode_display.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/drmmode_display.c b/src/drmmode_display.c
index ca8a61785..031d826af 100644
--- a/src/drmmode_display.c
+++ b/src/drmmode_display.c
@@ -2192,6 +2192,28 @@ static void drmmode_output_create_resources(xf86OutputPtr output)
 	AMDGPUEntPtr pAMDGPUEnt = AMDGPUEntPriv(output->scrn);
 	drmModePropertyPtr drmmode_prop, tearfree_prop;
 	int i, j, err;
+	Atom name;
+
+	/* Create CONNECTOR_ID property */
+	name = MakeAtom("CONNECTOR_ID", 12, TRUE);
+	if (name != BAD_RESOURCE) {
+		INT32 value = mode_output->connector_id;
+
+		err = RRConfigureOutputProperty(output->randr_output, name,
+						FALSE, FALSE, TRUE, 1, &value);
+		if (err != Success) {
+			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 != Success) {
+			xf86DrvMsg(output->scrn->scrnIndex, X_ERROR,
+				   "RRChangeOutputProperty error, %d\n", err);
+		}
+	}
 
 	drmmode_output->props =
 		calloc(mode_output->count_props + 1, sizeof(drmmode_prop_rec));
-- 
2.18.0