4 files changed, 8 insertions, 2 deletions
diff --git a/driver/fingerprint/fpc/bep/fpc_private.c b/driver/fingerprint/fpc/bep/fpc_private.c
index 36ca0fe1b9..0a405d4ad5 100644
--- a/driver/fingerprint/fpc/bep/fpc_private.c
+++ b/driver/fingerprint/fpc/bep/fpc_private.c
@@ -114,7 +114,7 @@ void fp_sensor_low_power(void)
 	fpc_send_cmd(FPC_CMD_DEEPSLEEP);
 }
 
-static int fpc_check_hwid(void)
+int fpc_check_hwid(void)
 {
 	uint16_t id;
 	int rc;
diff --git a/driver/fingerprint/fpc/bep/fpc_private.h b/driver/fingerprint/fpc/bep/fpc_private.h
index 5334779672..9a9acfd42a 100644
--- a/driver/fingerprint/fpc/bep/fpc_private.h
+++ b/driver/fingerprint/fpc/bep/fpc_private.h
@@ -34,4 +34,7 @@ typedef struct {
 int fp_sensor_maintenance(uint8_t *image_data,
 			  fp_sensor_info_t *fp_sensor_info);
 
+/* Read the HWID from the sensor. */
+int fpc_check_hwid(void);
+
 #endif  /* __CROS_EC_FPC_PRIVATE_H */
diff --git a/driver/fingerprint/fpc/libfp/fpc_private.c b/driver/fingerprint/fpc/libfp/fpc_private.c
index 8c11849c8f..623f110187 100644
--- a/driver/fingerprint/fpc/libfp/fpc_private.c
+++ b/driver/fingerprint/fpc/libfp/fpc_private.c
@@ -97,7 +97,7 @@ void fp_sensor_low_power(void)
 		fpc_send_cmd(FPC_CMD_SLEEP);
 }
 
-static int fpc_check_hwid(void)
+int fpc_check_hwid(void)
 {
 	uint16_t id;
 	int rc;
diff --git a/driver/fingerprint/fpc/libfp/fpc_private.h b/driver/fingerprint/fpc/libfp/fpc_private.h
index 18feff3a49..95313726f6 100644
--- a/driver/fingerprint/fpc/libfp/fpc_private.h
+++ b/driver/fingerprint/fpc/libfp/fpc_private.h
@@ -125,4 +125,7 @@ typedef struct {
 int fp_sensor_maintenance(uint8_t *image_data,
 			  fp_sensor_info_t *fp_sensor_info);
 
+/* Read the HWID from the sensor. */
+int fpc_check_hwid(void);
+
 #endif /* __CROS_EC_FPC_PRIVATE_H */