From: Steffen Dirkwinkel <s.dirkwinkel@xxxxxxxxxxxx>
drm_kms_helper_poll_init needs to be called after zynqmp_dpsub_kms_init.
zynqmp_dpsub_kms_init creates the connector and without it we don't
enable hotplug detection.
Fixes: eb2d64bfcc17 ("drm: xlnx: zynqmp_dpsub: Report HPD through the bridge")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Steffen Dirkwinkel <s.dirkwinkel@xxxxxxxxxxxx>
---
drivers/gpu/drm/xlnx/zynqmp_kms.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/xlnx/zynqmp_kms.c b/drivers/gpu/drm/xlnx/zynqmp_kms.c
index bd1368df7870..311397cee5ca 100644
--- a/drivers/gpu/drm/xlnx/zynqmp_kms.c
+++ b/drivers/gpu/drm/xlnx/zynqmp_kms.c
@@ -509,12 +509,12 @@ int zynqmp_dpsub_drm_init(struct zynqmp_dpsub *dpsub)
if (ret)
return ret;
- drm_kms_helper_poll_init(drm);
-
ret = zynqmp_dpsub_kms_init(dpsub);
if (ret < 0)
goto err_poll_fini;
+ drm_kms_helper_poll_init(drm);
+
/* Reset all components and register the DRM device. */
drm_mode_config_reset(drm);
--
2.47.0
