video: driver: Add support for slice encode delivery

Add support to enable slice encode delivery for
HEVC and AVC codec. Basically in this mode, each
encoded slice is given as a separate FBD to the client.

Change-Id: Ia30fde9abaf2b38fb486113807fbb7f19110225c
Signed-off-by: Chandrakant I Viraktamath <quic_civirakt@quicinc.com>

driver/vidc/inc/msm_vidc_internal.h

@@ -522,6 +522,7 @@ enum msm_vidc_inst_capability_type {
 	OUTPUT_ORDER,
 	INPUT_BUF_HOST_MAX_COUNT,
 	OUTPUT_BUF_HOST_MAX_COUNT,
+	DELIVERY_MODE,
 	/* place all leaf(no child) enums before this line */
 	INST_CAP_MAX,
 };