video: driver: add resource ops macro support

Added call_res_op() macro and used at all possible
places to avoid invalid pointer dereference issue.

Also added changes to cleanup unused functions.

Change-Id: Id77711ad9eaf7b407208567b0fde1f2693588641
Signed-off-by: Govindaraj Rajagopal <quic_grajagop@quicinc.com>

driver/vidc/inc/msm_vidc_control.h

@@ -115,8 +115,6 @@ int msm_vidc_set_preprocess(void *instance,
 	enum msm_vidc_inst_capability_type cap_id);
 int msm_vidc_set_reserve_duration(void *instance,
 	enum msm_vidc_inst_capability_type cap_id);
-int msm_vidc_set_u32_enum(void *instance,
-	enum msm_vidc_inst_capability_type cap_id);
 int msm_vidc_set_q16(void *instance,
 	enum msm_vidc_inst_capability_type cap_id);
 int msm_vidc_v4l2_menu_to_hfi(struct msm_vidc_inst *inst,