Add extended configuration space capability search API using struct
dw_pcie* pointer.
Signed-off-by: NVidya Sagar <vidyas@nvidia.com>
Signed-off-by: NLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: NGustavo Pimentel <gustavo.pimentel@synopsys.com>
Acked-by: NThierry Reding <treding@nvidia.com>