video: driver: buffer tracing changes

1. Introduce new v4l2 control to get HAL session id and
   print the same in driver to have unqiue session id
   between HAL and driver
2. Copy input buffer timestamp into input meta buffer
   to track input meta buffer done at HAL side. Required
   specially for fence use case.

Change-Id: I146b153fa0baea3b684a482de5da19e736df3736
Signed-off-by: Akshata Sahukar <quic_asahukar@quicinc.com>

driver/vidc/inc/msm_vidc_internal.h

@@ -64,6 +64,7 @@
 #define MIN_CHROMA_QP_OFFSET                -12
 #define MAX_CHROMA_QP_OFFSET                  0
 #define INVALID_FD                           -1
+#define INVALID_CLIENT_ID                    -1
 
 #define DCVS_WINDOW 16
 #define ENC_FPS_WINDOW 3
@@ -414,6 +415,7 @@ enum msm_vidc_inst_capability_type {
 	MB_CYCLES_LP,
 	MB_CYCLES_FW,
 	MB_CYCLES_FW_VPP,
+	CLIENT_ID,
 	SECURE_MODE,
 	FENCE_ID,
 	FENCE_FD,