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path: root/drivers/net/ethernet/freescale/enetc/enetc_ptp.c
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Diffstat (limited to 'drivers/net/ethernet/freescale/enetc/enetc_ptp.c')
-rw-r--r--drivers/net/ethernet/freescale/enetc/enetc_ptp.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_ptp.c b/drivers/net/ethernet/freescale/enetc/enetc_ptp.c
index 8c1497e7d9c5..2fd2586e42bf 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_ptp.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_ptp.c
@@ -7,6 +7,9 @@
#include "enetc.h"
+int enetc_phc_index = -1;
+EXPORT_SYMBOL(enetc_phc_index);
+
static struct ptp_clock_info enetc_ptp_caps = {
.owner = THIS_MODULE,
.name = "ENETC PTP clock",
@@ -96,6 +99,7 @@ static int enetc_ptp_probe(struct pci_dev *pdev,
if (err)
goto err_no_clock;
+ enetc_phc_index = ptp_qoriq->phc_index;
pci_set_drvdata(pdev, ptp_qoriq);
return 0;
@@ -119,6 +123,7 @@ static void enetc_ptp_remove(struct pci_dev *pdev)
{
struct ptp_qoriq *ptp_qoriq = pci_get_drvdata(pdev);
+ enetc_phc_index = -1;
ptp_qoriq_free(ptp_qoriq);
kfree(ptp_qoriq);