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Commit 35acc5c9 authored by Alistair Delva's avatar Alistair Delva
Browse files

ANDROID: GKI: drm: Add drm_dp_mst_get_max_sdp_streams_supported accessor function 



Resolves an abi diff.

Bug: 152417756
Signed-off-by: default avatarAlistair Delva <adelva@google.com>
Change-Id: Ic6f57de89c7632c50db95b2f5ce85db92e3d6935
parent 0c5afac3

drivers/gpu/drm/drm_dp_mst_topology.c

+15 −0
Original line number Diff line number Diff line
@@ -2082,6 +2082,21 @@ static int drm_dp_send_dpcd_write(struct drm_dp_mst_topology_mgr *mgr, 
	return ret;

}



int drm_dp_mst_get_max_sdp_streams_supported(

		struct drm_dp_mst_topology_mgr *mgr,

		struct drm_dp_mst_port *port)

{

	int ret = -1;



	port = drm_dp_get_validated_port_ref(mgr, port);

	if (!port)

		return ret;

	ret = port->num_sdp_streams;

	drm_dp_put_port(port);

	return ret;

}

EXPORT_SYMBOL_GPL(drm_dp_mst_get_max_sdp_streams_supported);



static int drm_dp_encode_up_ack_reply(struct drm_dp_sideband_msg_tx *msg, u8 req_type)

{

	struct drm_dp_sideband_msg_reply_body reply;

include/drm/drm_dp_mst_helper.h

+4 −0
Original line number Diff line number Diff line
@@ -664,4 +664,8 @@ int drm_dp_mst_update_dsc_info(struct drm_dp_mst_topology_mgr *mgr, 
			       struct drm_dp_mst_port *port,

			       struct drm_dp_mst_dsc_info *dsc_info);



int drm_dp_mst_get_max_sdp_streams_supported(

		struct drm_dp_mst_topology_mgr *mgr,

		struct drm_dp_mst_port *port);



#endif