diag: Update Peripheral boot logging mask based on tool status

The patch updates logging mask to peripheral only when mask update
is received from the tool during peripheral boot up.

Change-Id: I74c88102e79560ee1b9cfecad9536c225fec4f57
Signed-off-by: Manoj Prabhu B <bmanoj@codeaurora.org>
diff --git a/drivers/char/diag/diagchar.h b/drivers/char/diag/diagchar.h
index fc18776..9bbfb82 100644
--- a/drivers/char/diag/diagchar.h
+++ b/drivers/char/diag/diagchar.h
@@ -673,6 +673,7 @@
 	struct diag_mask_info *log_mask;
 	struct diag_mask_info *event_mask;
 	struct diag_mask_info *build_time_mask;
+	uint8_t set_mask_cmd;
 	uint8_t msg_mask_tbl_count;
 	uint8_t bt_msg_mask_tbl_count;
 	uint16_t event_mask_size;