esoc: Add debug engine for external modems.

Modifies the behavior of the command engine
to mask out certain commands/notifications sent to the
external mdm, for the purposes of debugging the external
mdm.

Change-Id: Iff35fd87f6d66849f6ec7d2924e1547400967c4e
Signed-off-by: Hanumant Singh <hanumant@codeaurora.org>
Signed-off-by: Bruce Levy <blevy@codeaurora.org>
Signed-off-by: Trilok Soni <tsoni@codeaurora.org>
(cherry picked from commit 8134147547ae7147a82abdf2aaeaa5cf7f0617c7)
Signed-off-by: Channagoud Kadabi <ckadabi@codeaurora.org>
diff --git a/drivers/esoc/Makefile b/drivers/esoc/Makefile
index 0987215..76137ea 100644
--- a/drivers/esoc/Makefile
+++ b/drivers/esoc/Makefile
@@ -6,3 +6,4 @@
 obj-$(CONFIG_ESOC_CLIENT)	+= esoc_client.o
 obj-$(CONFIG_ESOC_MDM_4x)	+= esoc-mdm-pon.o esoc-mdm-4x.o
 obj-$(CONFIG_ESOC_MDM_DRV)	+= esoc-mdm-drv.o
+obj-$(CONFIG_ESOC_MDM_DBG_ENG)	+= esoc-mdm-dbg-eng.o