driver: waipio: set static priority configuration to firmware

Existing video driver expects session priority to be set
explicitly during static configuration. CAP_ROOT is not
enabled for decoders, hence explicit setting is needed.

Change-Id: Id754b38f15e9e045d31797557a4a7aa7a296346e
Signed-off-by: Vikash Garodia <vgarodia@codeaurora.org>

driver/vidc/inc/msm_vidc_control.h

@@ -92,6 +92,8 @@ int msm_vidc_set_pipe(void *instance,
 	enum msm_vidc_inst_capability_type cap_id);
 int msm_vidc_set_csc_custom_matrix(void *instance,
 	enum msm_vidc_inst_capability_type cap_id);
+int msm_vidc_set_session_priority(void* instance,
+	enum msm_vidc_inst_capability_type cap_id);
 int msm_vidc_set_s32(void *instance,
 	enum msm_vidc_inst_capability_type cap_id);
 int msm_vidc_set_q16(void *instance,