ptp_qoriq: export extts_clean_up() function

Export extts_clean_up() function so that dpaa2-ptp
driver is able to reuse it.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/ptp/ptp_qoriq.c

@@ -74,8 +74,7 @@ static void set_fipers(struct ptp_qoriq *ptp_qoriq)
 	ptp_qoriq->write(&regs->fiper_regs->tmr_fiper2, ptp_qoriq->tmr_fiper2);
 }
 
-static int extts_clean_up(struct ptp_qoriq *ptp_qoriq, int index,
-			  bool update_event)
+int extts_clean_up(struct ptp_qoriq *ptp_qoriq, int index, bool update_event)
 {
 	struct ptp_qoriq_registers *regs = &ptp_qoriq->regs;
 	struct ptp_clock_event event;
@@ -121,6 +120,7 @@ static int extts_clean_up(struct ptp_qoriq *ptp_qoriq, int index,
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(extts_clean_up);
 
 /*
  * Interrupt service routine

include/linux/fsl/ptp_qoriq.h

@@ -192,6 +192,7 @@ int ptp_qoriq_settime(struct ptp_clock_info *ptp,
 		      const struct timespec64 *ts);
 int ptp_qoriq_enable(struct ptp_clock_info *ptp,
 		     struct ptp_clock_request *rq, int on);
+int extts_clean_up(struct ptp_qoriq *ptp_qoriq, int index, bool update_event);
 #ifdef CONFIG_DEBUG_FS
 void ptp_qoriq_create_debugfs(struct ptp_qoriq *ptp_qoriq);
 void ptp_qoriq_remove_debugfs(struct ptp_qoriq *ptp_qoriq);