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Commit d76c3a72 authored by Samantha Tran's avatar Samantha Tran
Browse files

disp: msm: dp: add operation to free the mst port object 



Add a release operation to free the mst port object when
the object refcount becomes zero.

Change-Id: If628e6da7ccf90d334574ed0f627788fb0a1fa2f
Signed-off-by: default avatarSamantha Tran <samtran@codeaurora.org>
parent e6933ff2

msm/dp/dp_mst_drm.c

+9 −1
Original line number Diff line number Diff line
@@ -152,6 +152,13 @@ struct dp_mst_encoder_info_cache { 
struct dp_mst_private dp_mst;

struct dp_mst_encoder_info_cache dp_mst_enc_cache;



static void dp_mst_sim_destroy_port(struct kref *ref)

{

	struct drm_dp_mst_port *port = container_of(ref,

			struct drm_dp_mst_port, kref);

	kfree(port);

}



/* DRM DP MST Framework simulator OPs */

static void dp_mst_sim_add_port(struct dp_mst_private *mst,

			struct dp_mst_sim_port_data *port_msg)
@@ -196,13 +203,14 @@ static void dp_mst_sim_add_port(struct dp_mst_private *mst, 
			mutex_lock(&mstb->mgr->lock);

			list_del(&port->next);

			mutex_unlock(&mstb->mgr->lock);

			kref_put(&port->kref, dp_mst_sim_destroy_port);

			goto put_port;

		}

		(*mstb->mgr->cbs->register_connector)(port->connector);

	}



put_port:

	kref_put(&port->kref, NULL);

	kref_put(&port->kref, dp_mst_sim_destroy_port);

}



static void dp_mst_sim_link_probe_work(struct work_struct *work)