netdevice: safe convert to netdev_priv() #part-1

We have some reasons to kill netdev->priv:
1. netdev->priv is equal to netdev_priv().
2. netdev_priv() wraps the calculation of netdev->priv's offset, obviously
   netdev_priv() is more flexible than netdev->priv.
But we cann't kill netdev->priv, because so many drivers reference to it
directly.

This patch is a safe convert for netdev->priv to netdev_priv(netdev).
Since all of the netdev->priv is only for read.
But it is too big to be sent in one mail.
I split it to 4 parts and make every part smaller than 100,000 bytes,
which is max size allowed by vger.

Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 24 insertions, 24 deletions

diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index 2b69b2bbd14c..ecc2573b3dce 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -193,7 +193,7 @@ struct au1000_private *au_macs[NUM_ETH_INTERFACES];
  */
 static int au1000_mdio_read(struct net_device *dev, int phy_addr, int reg)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
         volatile u32 *const mii_control_reg = &aup->mac->mii_control;
         volatile u32 *const mii_data_reg = &aup->mac->mii_data;
         u32 timedout = 20;
@@ -228,7 +228,7 @@ static int au1000_mdio_read(struct net_device *dev, int phy_addr, int reg)
 static void au1000_mdio_write(struct net_device *dev, int phy_addr,
                               int reg, u16 value)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
         volatile u32 *const mii_control_reg = &aup->mac->mii_control;
         volatile u32 *const mii_data_reg = &aup->mac->mii_data;
         u32 timedout = 20;
@@ -283,7 +283,7 @@ static int au1000_mdiobus_reset(struct mii_bus *bus)
 
 static int mii_probe (struct net_device *dev)
 {
-        struct au1000_private *const aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *const aup = netdev_priv(dev);
         struct phy_device *phydev = NULL;
 
 #if defined(AU1XXX_PHY_STATIC_CONFIG)
@@ -415,7 +415,7 @@ void ReleaseDB(struct au1000_private *aup, db_dest_t *pDB)
 
 static void enable_rx_tx(struct net_device *dev)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
 
         if (au1000_debug > 4)
                 printk(KERN_INFO "%s: enable_rx_tx\n", dev->name);
@@ -426,7 +426,7 @@ static void enable_rx_tx(struct net_device *dev)
 
 static void hard_stop(struct net_device *dev)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
 
         if (au1000_debug > 4)
                 printk(KERN_INFO "%s: hard stop\n", dev->name);
@@ -438,7 +438,7 @@ static void hard_stop(struct net_device *dev)
 static void enable_mac(struct net_device *dev, int force_reset)
 {
         unsigned long flags;
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
 
         spin_lock_irqsave(&aup->lock, flags);
 
@@ -457,7 +457,7 @@ static void enable_mac(struct net_device *dev, int force_reset)
 
 static void reset_mac_unlocked(struct net_device *dev)
 {
-        struct au1000_private *const aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *const aup = netdev_priv(dev);
         int i;
 
         hard_stop(dev);
@@ -483,7 +483,7 @@ static void reset_mac_unlocked(struct net_device *dev)
 
 static void reset_mac(struct net_device *dev)
 {
-        struct au1000_private *const aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *const aup = netdev_priv(dev);
         unsigned long flags;
 
         if (au1000_debug > 4)
@@ -572,7 +572,7 @@ static int __init au1000_init_module(void)
 
 static int au1000_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 {
-        struct au1000_private *aup = (struct au1000_private *)dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
 
         if (aup->phy_dev)
                 return phy_ethtool_gset(aup->phy_dev, cmd);
@@ -582,7 +582,7 @@ static int au1000_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 
 static int au1000_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 {
-        struct au1000_private *aup = (struct au1000_private *)dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
 
         if (!capable(CAP_NET_ADMIN))
                 return -EPERM;
@@ -596,7 +596,7 @@ static int au1000_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 static void
 au1000_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
 {
-        struct au1000_private *aup = (struct au1000_private *)dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
 
         strcpy(info->driver, DRV_NAME);
         strcpy(info->version, DRV_VERSION);
@@ -652,7 +652,7 @@ static struct net_device * au1000_probe(int port_num)
         printk("%s: Au1xx0 Ethernet found at 0x%x, irq %d\n",
                 dev->name, base, irq);
 
-        aup = dev->priv;
+        aup = netdev_priv(dev);
 
         spin_lock_init(&aup->lock);
 
@@ -817,7 +817,7 @@ err_out:
  */
 static int au1000_init(struct net_device *dev)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
         unsigned long flags;
         int i;
         u32 control;
@@ -868,7 +868,7 @@ static int au1000_init(struct net_device *dev)
 static void
 au1000_adjust_link(struct net_device *dev)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
         struct phy_device *phydev = aup->phy_dev;
         unsigned long flags;
 
@@ -947,7 +947,7 @@ au1000_adjust_link(struct net_device *dev)
 static int au1000_open(struct net_device *dev)
 {
         int retval;
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
 
         if (au1000_debug > 4)
                 printk("%s: open: dev=%p\n", dev->name, dev);
@@ -982,7 +982,7 @@ static int au1000_open(struct net_device *dev)
 static int au1000_close(struct net_device *dev)
 {
         unsigned long flags;
-        struct au1000_private *const aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *const aup = netdev_priv(dev);
 
         if (au1000_debug > 4)
                 printk("%s: close: dev=%p\n", dev->name, dev);
@@ -1013,7 +1013,7 @@ static void __exit au1000_cleanup_module(void)
         for (i = 0; i < num_ifs; i++) {
                 dev = iflist[i].dev;
                 if (dev) {
-                        aup = (struct au1000_private *) dev->priv;
+                        aup = netdev_priv(dev);
                         unregister_netdev(dev);
                         mdiobus_unregister(aup->mii_bus);
                         mdiobus_free(aup->mii_bus);
@@ -1035,7 +1035,7 @@ static void __exit au1000_cleanup_module(void)
 
 static void update_tx_stats(struct net_device *dev, u32 status)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
         struct net_device_stats *ps = &dev->stats;
 
         if (status & TX_FRAME_ABORTED) {
@@ -1064,7 +1064,7 @@ static void update_tx_stats(struct net_device *dev, u32 status)
  */
 static void au1000_tx_ack(struct net_device *dev)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
         volatile tx_dma_t *ptxd;
 
         ptxd = aup->tx_dma_ring[aup->tx_tail];
@@ -1091,7 +1091,7 @@ static void au1000_tx_ack(struct net_device *dev)
  */
 static int au1000_tx(struct sk_buff *skb, struct net_device *dev)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
         struct net_device_stats *ps = &dev->stats;
         volatile tx_dma_t *ptxd;
         u32 buff_stat;
@@ -1145,7 +1145,7 @@ static int au1000_tx(struct sk_buff *skb, struct net_device *dev)
 
 static inline void update_rx_stats(struct net_device *dev, u32 status)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
         struct net_device_stats *ps = &dev->stats;
 
         ps->rx_packets++;
@@ -1173,7 +1173,7 @@ static inline void update_rx_stats(struct net_device *dev, u32 status)
  */
 static int au1000_rx(struct net_device *dev)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
         struct sk_buff *skb;
         volatile rx_dma_t *prxd;
         u32 buff_stat, status;
@@ -1275,7 +1275,7 @@ static void au1000_tx_timeout(struct net_device *dev)
 
 static void set_rx_mode(struct net_device *dev)
 {
-        struct au1000_private *aup = (struct au1000_private *) dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
 
         if (au1000_debug > 4)
                 printk("%s: set_rx_mode: flags=%x\n", dev->name, dev->flags);
@@ -1307,7 +1307,7 @@ static void set_rx_mode(struct net_device *dev)
 
 static int au1000_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 {
-        struct au1000_private *aup = (struct au1000_private *)dev->priv;
+        struct au1000_private *aup = netdev_priv(dev);
 
         if (!netif_running(dev)) return -EINVAL;