Revert "Revert "msm: camera: Add free status buffer queue""

This reverts commit c5b01930538b85fc80aa48b4d8648f830df7e733.
diff --git a/include/media/msm_isp.h b/include/media/msm_isp.h
index 6547795..1f3527b 100644
--- a/include/media/msm_isp.h
+++ b/include/media/msm_isp.h
@@ -203,6 +203,9 @@
 #define VFE_CMD_CAPTURE_RAW                             136
 #define VFE_CMD_STOP_LIVESHOT                           137
 #define VFE_CMD_RECONFIG_VFE                            138
+#define VFE_CMD_STATS_REQBUF                            139
+#define VFE_CMD_STATS_ENQUEUEBUF                        140
+#define VFE_CMD_STATS_FLUSH_BUFQ                        141
 
 struct msm_isp_cmd {
 	int32_t  id;