video: driver: add thumbnail and priority support

- add thumbnail mode and priority in database.
- modify output min count for thumbnail session
- deprecate is_turbo_session.
- deprecate flags variable in instance structure and
  use database entries.

Change-Id: I04a3386f1e2eb9fb97bd550d6f169f9510f462c8
Signed-off-by: Darshana Patil <darshana@codeaurora.org>

driver/vidc/inc/msm_vidc_internal.h

@@ -413,6 +413,7 @@ enum msm_vidc_inst_capability_type {
 	DEFAULT_HEADER,
 	RAP_FRAME,
 	SEQ_CHANGE_AT_SYNC_FRAME,
+	PRIORITY,
 	META_LTR_MARK_USE,
 	META_DPB_MISR,
 	META_OPB_MISR,
@@ -680,13 +681,6 @@ struct msm_vidc_decode_batch {
 	struct delayed_work    work;
 };
 
-enum msm_vidc_modes {
-	VIDC_SECURE            = BIT(0),
-	VIDC_TURBO             = BIT(1),
-	VIDC_THUMBNAIL         = BIT(2),
-	VIDC_LOW_POWER         = BIT(3),
-};
-
 enum load_calc_quirks {
 	LOAD_POWER = 0,
 	LOAD_ADMISSION_CONTROL = 1,