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phylib: remove unused adjust_state() callback 

Remove adjust_state() callback from 'struct phy_device' since it seems to have
never been really used from the inception: phy_start_machine() has been always
called with 2nd argument equal to NULL.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sergei Shtylyov 2014-01-05 03:27:17 +03:00 committed by David S. Miller
parent 77051ed829
commit 29935aebc7
4 changed files with 7 additions and 23 deletions
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4
drivers/net/phy/mdio_bus.c
View File

@ -379,7 +379,7 @@ static int mdio_bus_resume(struct device *dev)
no_resume:
if (phydev->attached_dev && phydev->adjust_link)
phy_start_machine(phydev, NULL);
phy_start_machine(phydev);
return 0;
}
@ -401,7 +401,7 @@ static int mdio_bus_restore(struct device *dev)
phydev->link = 0;
phydev->state = PHY_UP;
phy_start_machine(phydev, NULL);
phy_start_machine(phydev);
return 0;
}

17
drivers/net/phy/phy.c
View File

@ -406,21 +406,15 @@ EXPORT_SYMBOL(phy_start_aneg);
/**
* phy_start_machine - start PHY state machine tracking
* @phydev: the phy_device struct
* @handler: callback function for state change notifications
*
* Description: The PHY infrastructure can run a state machine
* which tracks whether the PHY is starting up, negotiating,
* etc. This function starts the timer which tracks the state
* of the PHY. If you want to be notified when the state changes,
* pass in the callback @handler, otherwise, pass NULL. If you
* want to maintain your own state machine, do not call this
* function.
* of the PHY. If you want to maintain your own state machine,
* do not call this function.
*/
void phy_start_machine(struct phy_device *phydev,
void (*handler)(struct net_device *))
void phy_start_machine(struct phy_device *phydev)
{
phydev->adjust_state = handler;
queue_delayed_work(system_power_efficient_wq, &phydev->state_queue, HZ);
}
@ -440,8 +434,6 @@ void phy_stop_machine(struct phy_device *phydev)
if (phydev->state > PHY_UP)
phydev->state = PHY_UP;
mutex_unlock(&phydev->lock);
phydev->adjust_state = NULL;
}
/**
@ -706,9 +698,6 @@ void phy_state_machine(struct work_struct *work)
mutex_lock(&phydev->lock);
if (phydev->adjust_state)
phydev->adjust_state(phydev->attached_dev);
switch (phydev->state) {
case PHY_DOWN:
case PHY_STARTING:

2
drivers/net/phy/phy_device.c
View File

@ -422,7 +422,7 @@ int phy_connect_direct(struct net_device *dev, struct phy_device *phydev,
return rc;
phy_prepare_link(phydev, handler);
phy_start_machine(phydev, NULL);
phy_start_machine(phydev);
if (phydev->irq > 0)
phy_start_interrupts(phydev);

7
include/linux/phy.h
View File

@ -282,8 +282,6 @@ struct phy_c45_device_ids {
* attached_dev: The attached enet driver's device instance ptr
* adjust_link: Callback for the enet controller to respond to
* changes in the link state.
* adjust_state: Callback for the enet driver to respond to
* changes in the state machine.
*
* speed, duplex, pause, supported, advertising, lp_advertising,
* and autoneg are used like in mii_if_info
@ -364,8 +362,6 @@ struct phy_device {
struct net_device *attached_dev;
void (*adjust_link)(struct net_device *dev);
void (*adjust_state)(struct net_device *dev);
};
#define to_phy_device(d) container_of(d, struct phy_device, dev)
@ -585,8 +581,7 @@ int phy_drivers_register(struct phy_driver *new_driver, int n);
void phy_state_machine(struct work_struct *work);
void phy_change(struct work_struct *work);
void phy_mac_interrupt(struct phy_device *phydev, int new_link);
void phy_start_machine(struct phy_device *phydev,
void (*handler)(struct net_device *));
void phy_start_machine(struct phy_device *phydev);
void phy_stop_machine(struct phy_device *phydev);
int phy_ethtool_sset(struct phy_device *phydev, struct ethtool_cmd *cmd);
int phy_ethtool_gset(struct phy_device *phydev, struct ethtool_cmd *cmd);