> -----Original Message-----
> From: Anshuman Gupta <anshuman.gupta@xxxxxxxxx>
> Sent: Tuesday, October 27, 2020 10:12 PM
> To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx; dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Cc: seanpaul@xxxxxxxxxxxx; Nikula, Jani <jani.nikula@xxxxxxxxx>; C,
> Ramalingam <ramalingam.c@xxxxxxxxx>; Li, Juston <juston.li@xxxxxxxxx>;
> Shankar, Uma <uma.shankar@xxxxxxxxx>; Gupta, Anshuman
> <anshuman.gupta@xxxxxxxxx>
> Subject: [PATCH v4 02/16] drm/i915/hdcp: Get conn while content_type changed
>
> 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.
Looks Good to me.
Reviewed-by: Uma Shankar <uma.shankar@xxxxxxxxx>
> Fixes: a6597faa2d59 ("drm/i915: Protect workers against disappearing
> connectors")
> Cc: Sean Paul <seanpaul@xxxxxxxxxxxx>
> Cc: Ramalingam C <ramalingam.c@xxxxxxxxx>
> Signed-off-by: Anshuman Gupta <anshuman.gupta@xxxxxxxxx>
> ---
> 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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