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path: root/drivers/net/phy/fixed_phy.c
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Diffstat (limited to 'drivers/net/phy/fixed_phy.c')
-rw-r--r--drivers/net/phy/fixed_phy.c29
1 files changed, 29 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)
{