Get DRM connector reference count while scheduling a prop work
to avoid any possible destroy of DRM connector when it is in
DRM_CONNECTOR_REGISTERED state.
Fixes: a6597faa2d59 ("drm/i915: Protect workers against disappearing
connectors")
Cc: Sean Paul <seanp...@chromium.org>
Cc: Ramalingam C <ramalinga...@intel.com>
Reviewed-by: Uma Shankar <uma.shan...@intel.com>
Reviewed-by: Ramalingam C <ramalinga...@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gu...@intel.com>
---
drivers/gpu/drm/i915/display/intel_hdcp.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c
b/drivers/gpu/drm/i915/display/intel_hdcp.c
index eee8263405b9..b9d8825e2bb1 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -2210,6 +2210,7 @@ void intel_hdcp_update_pipe(struct intel_atomic_state
*state,
if (content_protection_type_changed) {
mutex_lock(&hdcp->mutex);
hdcp->value = DRM_MODE_CONTENT_PROTECTION_DESIRED;
+ drm_connector_get(&connector->base);
schedule_work(&hdcp->prop_work);
mutex_unlock(&hdcp->mutex);
}
--
2.26.2
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