[PATCH 1/2] net: ethernet: broadcom: b44: use phydev from struct net_device

From: Philippe Reynes
Date: Sat Sep 17 2016 - 18:12:03 EST


The private structure contain a pointer to phydev, but the structure
net_device already contain such pointer. So we can remove the pointer
phydev in the private structure, and update the driver to use the
one contained in struct net_device.

Signed-off-by: Philippe Reynes <tremyfr@xxxxxxxxx>
---
drivers/net/ethernet/broadcom/b44.c | 22 +++++++++++-----------
drivers/net/ethernet/broadcom/b44.h | 1 -
2 files changed, 11 insertions(+), 12 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c
index 74f0a37..936f06f 100644
--- a/drivers/net/ethernet/broadcom/b44.c
+++ b/drivers/net/ethernet/broadcom/b44.c
@@ -1486,7 +1486,7 @@ static int b44_open(struct net_device *dev)
b44_enable_ints(bp);

if (bp->flags & B44_FLAG_EXTERNAL_PHY)
- phy_start(bp->phydev);
+ phy_start(dev->phydev);

netif_start_queue(dev);
out:
@@ -1651,7 +1651,7 @@ static int b44_close(struct net_device *dev)
netif_stop_queue(dev);

if (bp->flags & B44_FLAG_EXTERNAL_PHY)
- phy_stop(bp->phydev);
+ phy_stop(dev->phydev);

napi_disable(&bp->napi);

@@ -1837,8 +1837,8 @@ static int b44_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
struct b44 *bp = netdev_priv(dev);

if (bp->flags & B44_FLAG_EXTERNAL_PHY) {
- BUG_ON(!bp->phydev);
- return phy_ethtool_gset(bp->phydev, cmd);
+ BUG_ON(!dev->phydev);
+ return phy_ethtool_gset(dev->phydev, cmd);
}

cmd->supported = (SUPPORTED_Autoneg);
@@ -1886,12 +1886,12 @@ static int b44_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
int ret;

if (bp->flags & B44_FLAG_EXTERNAL_PHY) {
- BUG_ON(!bp->phydev);
+ BUG_ON(!dev->phydev);
spin_lock_irq(&bp->lock);
if (netif_running(dev))
b44_setup_phy(bp);

- ret = phy_ethtool_sset(bp->phydev, cmd);
+ ret = phy_ethtool_sset(dev->phydev, cmd);

spin_unlock_irq(&bp->lock);

@@ -2137,8 +2137,8 @@ static int b44_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)

spin_lock_irq(&bp->lock);
if (bp->flags & B44_FLAG_EXTERNAL_PHY) {
- BUG_ON(!bp->phydev);
- err = phy_mii_ioctl(bp->phydev, ifr, cmd);
+ BUG_ON(!dev->phydev);
+ err = phy_mii_ioctl(dev->phydev, ifr, cmd);
} else {
err = generic_mii_ioctl(&bp->mii_if, if_mii(ifr), cmd, NULL);
}
@@ -2206,7 +2206,7 @@ static const struct net_device_ops b44_netdev_ops = {
static void b44_adjust_link(struct net_device *dev)
{
struct b44 *bp = netdev_priv(dev);
- struct phy_device *phydev = bp->phydev;
+ struct phy_device *phydev = dev->phydev;
bool status_changed = 0;

BUG_ON(!phydev);
@@ -2303,7 +2303,6 @@ static int b44_register_phy_one(struct b44 *bp)
SUPPORTED_MII);
phydev->advertising = phydev->supported;

- bp->phydev = phydev;
bp->old_link = 0;
bp->phy_addr = phydev->mdio.addr;

@@ -2323,9 +2322,10 @@ err_out:

static void b44_unregister_phy_one(struct b44 *bp)
{
+ struct net_device *dev = bp->dev;
struct mii_bus *mii_bus = bp->mii_bus;

- phy_disconnect(bp->phydev);
+ phy_disconnect(dev->phydev);
mdiobus_unregister(mii_bus);
mdiobus_free(mii_bus);
}
diff --git a/drivers/net/ethernet/broadcom/b44.h b/drivers/net/ethernet/broadcom/b44.h
index 65d88d7..89d2cf3 100644
--- a/drivers/net/ethernet/broadcom/b44.h
+++ b/drivers/net/ethernet/broadcom/b44.h
@@ -404,7 +404,6 @@ struct b44 {
u32 tx_pending;
u8 phy_addr;
u8 force_copybreak;
- struct phy_device *phydev;
struct mii_bus *mii_bus;
int old_link;
struct mii_if_info mii_if;
--
1.7.4.4