video: driver: add decoder controls

Add decoder controls and subscribe parameters

Change-Id: Ib4157b7f1dc8ce3c0b49f6bf7f6586883bf3b547
Signed-off-by: Maheshwar Ajja <majja@codeaurora.org>

driver/vidc/inc/hfi_packet.h

@@ -14,6 +14,8 @@
 #include "hfi_definition.h"
 
 u32 get_hfi_port(struct msm_vidc_inst *inst,
+	enum msm_vidc_port_type port);
+u32 get_hfi_port_from_buffer_type(struct msm_vidc_inst *inst,
 	enum msm_vidc_buffer_type buffer_type);
 u32 get_hfi_buffer_type(enum msm_vidc_domain_type domain,
 	enum msm_vidc_buffer_type buffer_type);