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-rw-r--r--drivers/net/phy/fixed_phy.c29
-rw-r--r--include/linux/phy_fixed.h9
2 files changed, 38 insertions, 0 deletions
diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c
index a08a3c78ba97..1960b46add65 100644
--- a/drivers/net/phy/fixed_phy.c
+++ b/drivers/net/phy/fixed_phy.c
@@ -183,6 +183,35 @@ int fixed_phy_set_link_update(struct phy_device *phydev,
}
EXPORT_SYMBOL_GPL(fixed_phy_set_link_update);
+int fixed_phy_update_state(struct phy_device *phydev,
+ const struct fixed_phy_status *status,
+ const struct fixed_phy_status *changed)
+{
+ struct fixed_mdio_bus *fmb = &platform_fmb;
+ struct fixed_phy *fp;
+
+ if (!phydev || !phydev->bus)
+ return -EINVAL;
+
+ list_for_each_entry(fp, &fmb->phys, node) {
+ if (fp->addr == phydev->addr) {
+#define _UPD(x) if (changed->x) \
+ fp->status.x = status->x
+ _UPD(link);
+ _UPD(speed);
+ _UPD(duplex);
+ _UPD(pause);
+ _UPD(asym_pause);
+#undef _UPD
+ fixed_phy_update_regs(fp);
+ return 0;
+ }
+ }
+
+ return -ENOENT;
+}
+EXPORT_SYMBOL(fixed_phy_update_state);
+
int fixed_phy_add(unsigned int irq, int phy_addr,
struct fixed_phy_status *status)
{
diff --git a/include/linux/phy_fixed.h b/include/linux/phy_fixed.h
index 7e75bfe37cc7..fe5732d53eda 100644
--- a/include/linux/phy_fixed.h
+++ b/include/linux/phy_fixed.h
@@ -21,6 +21,9 @@ extern void fixed_phy_del(int phy_addr);
extern int fixed_phy_set_link_update(struct phy_device *phydev,
int (*link_update)(struct net_device *,
struct fixed_phy_status *));
+extern int fixed_phy_update_state(struct phy_device *phydev,
+ const struct fixed_phy_status *status,
+ const struct fixed_phy_status *changed);
#else
static inline int fixed_phy_add(unsigned int irq, int phy_id,
struct fixed_phy_status *status)
@@ -43,6 +46,12 @@ static inline int fixed_phy_set_link_update(struct phy_device *phydev,
{
return -ENODEV;
}
+static inline int fixed_phy_update_state(struct phy_device *phydev,
+ const struct fixed_phy_status *status,
+ const struct fixed_phy_status *changed)
+{
+ return -ENODEV;
+}
#endif /* CONFIG_FIXED_PHY */
#endif /* __PHY_FIXED_H */