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path: root/drivers/net/phy/phy_device.c
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Diffstat (limited to 'drivers/net/phy/phy_device.c')
-rw-r--r--drivers/net/phy/phy_device.c47
1 files changed, 32 insertions, 15 deletions
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index b10fedd82143..db1794546c56 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -177,6 +177,7 @@ struct phy_device* phy_device_create(struct mii_bus *bus, int addr, int phy_id)
dev->state = PHY_DOWN;
mutex_init(&dev->lock);
+ INIT_DELAYED_WORK(&dev->state_queue, phy_state_machine);
return dev;
}
@@ -276,6 +277,22 @@ int phy_device_register(struct phy_device *phydev)
EXPORT_SYMBOL(phy_device_register);
/**
+ * phy_find_first - finds the first PHY device on the bus
+ * @bus: the target MII bus
+ */
+struct phy_device *phy_find_first(struct mii_bus *bus)
+{
+ int addr;
+
+ for (addr = 0; addr < PHY_MAX_ADDR; addr++) {
+ if (bus->phy_map[addr])
+ return bus->phy_map[addr];
+ }
+ return NULL;
+}
+EXPORT_SYMBOL(phy_find_first);
+
+/**
* phy_prepare_link - prepares the PHY layer to monitor link status
* @phydev: target phy_device struct
* @handler: callback function for link status change notifications
@@ -378,6 +395,20 @@ void phy_disconnect(struct phy_device *phydev)
}
EXPORT_SYMBOL(phy_disconnect);
+int phy_init_hw(struct phy_device *phydev)
+{
+ int ret;
+
+ if (!phydev->drv || !phydev->drv->config_init)
+ return 0;
+
+ ret = phy_scan_fixups(phydev);
+ if (ret < 0)
+ return ret;
+
+ return phydev->drv->config_init(phydev);
+}
+
/**
* phy_attach_direct - attach a network device to a given PHY device pointer
* @dev: network device to attach
@@ -425,21 +456,7 @@ int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
/* Do initial configuration here, now that
* we have certain key parameters
* (dev_flags and interface) */
- if (phydev->drv->config_init) {
- int err;
-
- err = phy_scan_fixups(phydev);
-
- if (err < 0)
- return err;
-
- err = phydev->drv->config_init(phydev);
-
- if (err < 0)
- return err;
- }
-
- return 0;
+ return phy_init_hw(phydev);
}
EXPORT_SYMBOL(phy_attach_direct);