ssb: provide phy address for Gigabit Ethernet driver

Add a function to provide the phy address which should be used to the
Gigabit Ethernet driver connected to ssb.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Reviewed-by: Nithin Nayak Sujir <nsujir@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 14 insertions, 0 deletions

diff --git a/include/linux/ssb/ssb_driver_gige.h b/include/linux/ssb/ssb_driver_gige.h
index 86a12b0cb239..0688472500bb 100644
--- a/include/linux/ssb/ssb_driver_gige.h
+++ b/include/linux/ssb/ssb_driver_gige.h
@@ -108,6 +108,16 @@ static inline int ssb_gige_get_macaddr(struct pci_dev *pdev, u8 *macaddr)
         return 0;
 }
 
+/* Get the device phy address */
+static inline int ssb_gige_get_phyaddr(struct pci_dev *pdev)
+{
+        struct ssb_gige *dev = pdev_to_ssb_gige(pdev);
+        if (!dev)
+                return -ENODEV;
+
+        return dev->dev->bus->sprom.et0phyaddr;
+}
+
 extern int ssb_gige_pcibios_plat_dev_init(struct ssb_device *sdev,
                                           struct pci_dev *pdev);
 extern int ssb_gige_map_irq(struct ssb_device *sdev,
@@ -174,6 +184,10 @@ static inline int ssb_gige_get_macaddr(struct pci_dev *pdev, u8 *macaddr)
 {
         return -ENODEV;
 }
+static inline int ssb_gige_get_phyaddr(struct pci_dev *pdev)
+{
+        return -ENODEV;
+}
 
 #endif /* CONFIG_SSB_DRIVER_GIGE */
 #endif /* LINUX_SSB_DRIVER_GIGE_H_ */