Found another one, we forget to drop the runtime PM reference we grab
here in the event of a failure. So, do that.
Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx>
Fixes: 3e1a12754d4d ("drm/nouveau: Fix deadlocks in nouveau_connector_detect()")
Cc: stable@xxxxxxxxxxxxxxx
Cc: Ben Skeggs <bskeggs@xxxxxxxxxx>
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: nouveau@xxxxxxxxxxxxxxxxxxxxx
Cc: <stable@xxxxxxxxxxxxxxx> # v4.19+
---
drivers/gpu/drm/nouveau/nouveau_connector.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index 38e226b8cfd05..ab35153e31b72 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -1188,6 +1188,9 @@ nouveau_connector_hotplug(struct nvif_notify *notify)
} else if (ret != 1 && ret != -EACCES) {
NV_WARN(drm, "HPD on %s dropped due to RPM failure: %d\n",
name, ret);
+
+ pm_runtime_mark_last_busy(drm->dev->dev);
+ pm_runtime_put_autosuspend(drm->dev->dev);
return NVIF_NOTIFY_DROP;
}
--
2.26.2
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