Linux 3.1-rc6
[pandora-kernel.git] / drivers / net / acenic.c
index d7c1bfe..31798f5 100644 (file)
 #include <linux/firmware.h>
 #include <linux/slab.h>
 #include <linux/prefetch.h>
-
-#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
 #include <linux/if_vlan.h>
-#endif
 
 #ifdef SIOCETHTOOL
 #include <linux/ethtool.h>
@@ -171,15 +168,6 @@ MODULE_DEVICE_TABLE(pci, acenic_pci_tbl);
 #define BOARD_IDX_STATIC       0
 #define BOARD_IDX_OVERFLOW     -1
 
-#if (defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)) && \
-       defined(NETIF_F_HW_VLAN_RX)
-#define ACENIC_DO_VLAN         1
-#define ACE_RCB_VLAN_FLAG      RCB_FLG_VLAN_ASSIST
-#else
-#define ACENIC_DO_VLAN         0
-#define ACE_RCB_VLAN_FLAG      0
-#endif
-
 #include "acenic.h"
 
 /*
@@ -465,9 +453,6 @@ static const struct net_device_ops ace_netdev_ops = {
        .ndo_validate_addr      = eth_validate_addr,
        .ndo_set_mac_address    = ace_set_mac_addr,
        .ndo_change_mtu         = ace_change_mtu,
-#if ACENIC_DO_VLAN
-       .ndo_vlan_rx_register   = ace_vlan_rx_register,
-#endif
 };
 
 static int __devinit acenic_probe_one(struct pci_dev *pdev,
@@ -491,9 +476,7 @@ static int __devinit acenic_probe_one(struct pci_dev *pdev,
        ap->name = pci_name(pdev);
 
        dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
-#if ACENIC_DO_VLAN
        dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
-#endif
 
        dev->watchdog_timeo = 5*HZ;
 
@@ -1248,7 +1231,7 @@ static int __devinit ace_init(struct net_device *dev)
        set_aceaddr(&info->rx_std_ctrl.rngptr, ap->rx_ring_base_dma);
        info->rx_std_ctrl.max_len = ACE_STD_BUFSIZE;
        info->rx_std_ctrl.flags =
-         RCB_FLG_TCP_UDP_SUM | RCB_FLG_NO_PSEUDO_HDR | ACE_RCB_VLAN_FLAG;
+         RCB_FLG_TCP_UDP_SUM | RCB_FLG_NO_PSEUDO_HDR | RCB_FLG_VLAN_ASSIST;
 
        memset(ap->rx_std_ring, 0,
               RX_STD_RING_ENTRIES * sizeof(struct rx_desc));
@@ -1264,7 +1247,7 @@ static int __devinit ace_init(struct net_device *dev)
                     (sizeof(struct rx_desc) * RX_STD_RING_ENTRIES)));
        info->rx_jumbo_ctrl.max_len = 0;
        info->rx_jumbo_ctrl.flags =
-         RCB_FLG_TCP_UDP_SUM | RCB_FLG_NO_PSEUDO_HDR | ACE_RCB_VLAN_FLAG;
+         RCB_FLG_TCP_UDP_SUM | RCB_FLG_NO_PSEUDO_HDR | RCB_FLG_VLAN_ASSIST;
 
        memset(ap->rx_jumbo_ring, 0,
               RX_JUMBO_RING_ENTRIES * sizeof(struct rx_desc));
@@ -1286,7 +1269,7 @@ static int __devinit ace_init(struct net_device *dev)
                               RX_JUMBO_RING_ENTRIES))));
                info->rx_mini_ctrl.max_len = ACE_MINI_SIZE;
                info->rx_mini_ctrl.flags =
-                 RCB_FLG_TCP_UDP_SUM|RCB_FLG_NO_PSEUDO_HDR|ACE_RCB_VLAN_FLAG;
+                 RCB_FLG_TCP_UDP_SUM|RCB_FLG_NO_PSEUDO_HDR|RCB_FLG_VLAN_ASSIST;
 
                for (i = 0; i < RX_MINI_RING_ENTRIES; i++)
                        ap->rx_mini_ring[i].flags =
@@ -1332,7 +1315,7 @@ static int __devinit ace_init(struct net_device *dev)
        }
 
        info->tx_ctrl.max_len = ACE_TX_RING_ENTRIES(ap);
-       tmp = RCB_FLG_TCP_UDP_SUM | RCB_FLG_NO_PSEUDO_HDR | ACE_RCB_VLAN_FLAG;
+       tmp = RCB_FLG_TCP_UDP_SUM | RCB_FLG_NO_PSEUDO_HDR | RCB_FLG_VLAN_ASSIST;
 
        /*
         * The Tigon I does not like having the TX ring in host memory ;-(
@@ -1519,13 +1502,13 @@ static int __devinit ace_init(struct net_device *dev)
         * firmware to wipe the ring without re-initializing it.
         */
        if (!test_and_set_bit(0, &ap->std_refill_busy))
-               ace_load_std_rx_ring(ap, RX_RING_SIZE);
+               ace_load_std_rx_ring(dev, RX_RING_SIZE);
        else
                printk(KERN_ERR "%s: Someone is busy refilling the RX ring\n",
                       ap->name);
        if (ap->version >= 2) {
                if (!test_and_set_bit(0, &ap->mini_refill_busy))
-                       ace_load_mini_rx_ring(ap, RX_MINI_SIZE);
+                       ace_load_mini_rx_ring(dev, RX_MINI_SIZE);
                else
                        printk(KERN_ERR "%s: Someone is busy refilling "
                               "the RX mini ring\n", ap->name);
@@ -1601,9 +1584,10 @@ static void ace_watchdog(struct net_device *data)
 }
 
 
-static void ace_tasklet(unsigned long dev)
+static void ace_tasklet(unsigned long arg)
 {
-       struct ace_private *ap = netdev_priv((struct net_device *)dev);
+       struct net_device *dev = (struct net_device *) arg;
+       struct ace_private *ap = netdev_priv(dev);
        int cur_size;
 
        cur_size = atomic_read(&ap->cur_rx_bufs);
@@ -1612,7 +1596,7 @@ static void ace_tasklet(unsigned long dev)
 #ifdef DEBUG
                printk("refilling buffers (current %i)\n", cur_size);
 #endif
-               ace_load_std_rx_ring(ap, RX_RING_SIZE - cur_size);
+               ace_load_std_rx_ring(dev, RX_RING_SIZE - cur_size);
        }
 
        if (ap->version >= 2) {
@@ -1623,7 +1607,7 @@ static void ace_tasklet(unsigned long dev)
                        printk("refilling mini buffers (current %i)\n",
                               cur_size);
 #endif
-                       ace_load_mini_rx_ring(ap, RX_MINI_SIZE - cur_size);
+                       ace_load_mini_rx_ring(dev, RX_MINI_SIZE - cur_size);
                }
        }
 
@@ -1633,7 +1617,7 @@ static void ace_tasklet(unsigned long dev)
 #ifdef DEBUG
                printk("refilling jumbo buffers (current %i)\n", cur_size);
 #endif
-               ace_load_jumbo_rx_ring(ap, RX_JUMBO_SIZE - cur_size);
+               ace_load_jumbo_rx_ring(dev, RX_JUMBO_SIZE - cur_size);
        }
        ap->tasklet_pending = 0;
 }
@@ -1659,8 +1643,9 @@ static void ace_dump_trace(struct ace_private *ap)
  * done only before the device is enabled, thus no interrupts are
  * generated and by the interrupt handler/tasklet handler.
  */
-static void ace_load_std_rx_ring(struct ace_private *ap, int nr_bufs)
+static void ace_load_std_rx_ring(struct net_device *dev, int nr_bufs)
 {
+       struct ace_private *ap = netdev_priv(dev);
        struct ace_regs __iomem *regs = ap->regs;
        short i, idx;
 
@@ -1674,11 +1659,10 @@ static void ace_load_std_rx_ring(struct ace_private *ap, int nr_bufs)
                struct rx_desc *rd;
                dma_addr_t mapping;
 
-               skb = alloc_skb(ACE_STD_BUFSIZE + NET_IP_ALIGN, GFP_ATOMIC);
+               skb = netdev_alloc_skb_ip_align(dev, ACE_STD_BUFSIZE);
                if (!skb)
                        break;
 
-               skb_reserve(skb, NET_IP_ALIGN);
                mapping = pci_map_page(ap->pdev, virt_to_page(skb->data),
                                       offset_in_page(skb->data),
                                       ACE_STD_BUFSIZE,
@@ -1722,8 +1706,9 @@ static void ace_load_std_rx_ring(struct ace_private *ap, int nr_bufs)
 }
 
 
-static void ace_load_mini_rx_ring(struct ace_private *ap, int nr_bufs)
+static void ace_load_mini_rx_ring(struct net_device *dev, int nr_bufs)
 {
+       struct ace_private *ap = netdev_priv(dev);
        struct ace_regs __iomem *regs = ap->regs;
        short i, idx;
 
@@ -1735,11 +1720,10 @@ static void ace_load_mini_rx_ring(struct ace_private *ap, int nr_bufs)
                struct rx_desc *rd;
                dma_addr_t mapping;
 
-               skb = alloc_skb(ACE_MINI_BUFSIZE + NET_IP_ALIGN, GFP_ATOMIC);
+               skb = netdev_alloc_skb_ip_align(dev, ACE_MINI_BUFSIZE);
                if (!skb)
                        break;
 
-               skb_reserve(skb, NET_IP_ALIGN);
                mapping = pci_map_page(ap->pdev, virt_to_page(skb->data),
                                       offset_in_page(skb->data),
                                       ACE_MINI_BUFSIZE,
@@ -1779,8 +1763,9 @@ static void ace_load_mini_rx_ring(struct ace_private *ap, int nr_bufs)
  * Load the jumbo rx ring, this may happen at any time if the MTU
  * is changed to a value > 1500.
  */
-static void ace_load_jumbo_rx_ring(struct ace_private *ap, int nr_bufs)
+static void ace_load_jumbo_rx_ring(struct net_device *dev, int nr_bufs)
 {
+       struct ace_private *ap = netdev_priv(dev);
        struct ace_regs __iomem *regs = ap->regs;
        short i, idx;
 
@@ -1791,11 +1776,10 @@ static void ace_load_jumbo_rx_ring(struct ace_private *ap, int nr_bufs)
                struct rx_desc *rd;
                dma_addr_t mapping;
 
-               skb = alloc_skb(ACE_JUMBO_BUFSIZE + NET_IP_ALIGN, GFP_ATOMIC);
+               skb = netdev_alloc_skb_ip_align(dev, ACE_JUMBO_BUFSIZE);
                if (!skb)
                        break;
 
-               skb_reserve(skb, NET_IP_ALIGN);
                mapping = pci_map_page(ap->pdev, virt_to_page(skb->data),
                                       offset_in_page(skb->data),
                                       ACE_JUMBO_BUFSIZE,
@@ -2038,12 +2022,9 @@ static void ace_rx_int(struct net_device *dev, u32 rxretprd, u32 rxretcsm)
                }
 
                /* send it up */
-#if ACENIC_DO_VLAN
-               if (ap->vlgrp && (bd_flags & BD_FLG_VLAN_TAG)) {
-                       vlan_hwaccel_rx(skb, ap->vlgrp, retdesc->vlan);
-               } else
-#endif
-                       netif_rx(skb);
+               if ((bd_flags & BD_FLG_VLAN_TAG))
+                       __vlan_hwaccel_put_tag(skb, retdesc->vlan);
+               netif_rx(skb);
 
                dev->stats.rx_packets++;
                dev->stats.rx_bytes += retdesc->size;
@@ -2216,7 +2197,7 @@ static irqreturn_t ace_interrupt(int irq, void *dev_id)
 #ifdef DEBUG
                                printk("low on std buffers %i\n", cur_size);
 #endif
-                               ace_load_std_rx_ring(ap,
+                               ace_load_std_rx_ring(dev,
                                                     RX_RING_SIZE - cur_size);
                        } else
                                run_tasklet = 1;
@@ -2232,7 +2213,8 @@ static irqreturn_t ace_interrupt(int irq, void *dev_id)
                                        printk("low on mini buffers %i\n",
                                               cur_size);
 #endif
-                                       ace_load_mini_rx_ring(ap, RX_MINI_SIZE - cur_size);
+                                       ace_load_mini_rx_ring(dev,
+                                                             RX_MINI_SIZE - cur_size);
                                } else
                                        run_tasklet = 1;
                        }
@@ -2248,7 +2230,8 @@ static irqreturn_t ace_interrupt(int irq, void *dev_id)
                                        printk("low on jumbo buffers %i\n",
                                               cur_size);
 #endif
-                                       ace_load_jumbo_rx_ring(ap, RX_JUMBO_SIZE - cur_size);
+                                       ace_load_jumbo_rx_ring(dev,
+                                                              RX_JUMBO_SIZE - cur_size);
                                } else
                                        run_tasklet = 1;
                        }
@@ -2262,24 +2245,6 @@ static irqreturn_t ace_interrupt(int irq, void *dev_id)
        return IRQ_HANDLED;
 }
 
-
-#if ACENIC_DO_VLAN
-static void ace_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
-{
-       struct ace_private *ap = netdev_priv(dev);
-       unsigned long flags;
-
-       local_irq_save(flags);
-       ace_mask_irq(dev);
-
-       ap->vlgrp = grp;
-
-       ace_unmask_irq(dev);
-       local_irq_restore(flags);
-}
-#endif /* ACENIC_DO_VLAN */
-
-
 static int ace_open(struct net_device *dev)
 {
        struct ace_private *ap = netdev_priv(dev);
@@ -2305,7 +2270,7 @@ static int ace_open(struct net_device *dev)
 
        if (ap->jumbo &&
            !test_and_set_bit(0, &ap->jumbo_refill_busy))
-               ace_load_jumbo_rx_ring(ap, RX_JUMBO_SIZE);
+               ace_load_jumbo_rx_ring(dev, RX_JUMBO_SIZE);
 
        if (dev->flags & IFF_PROMISC) {
                cmd.evt = C_SET_PROMISC_MODE;
@@ -2449,16 +2414,12 @@ ace_load_tx_bd(struct ace_private *ap, struct tx_desc *desc, u64 addr,
                writel(addr >> 32, &io->addr.addrhi);
                writel(addr & 0xffffffff, &io->addr.addrlo);
                writel(flagsize, &io->flagsize);
-#if ACENIC_DO_VLAN
                writel(vlan_tag, &io->vlanres);
-#endif
        } else {
                desc->addr.addrhi = addr >> 32;
                desc->addr.addrlo = addr;
                desc->flagsize = flagsize;
-#if ACENIC_DO_VLAN
                desc->vlanres = vlan_tag;
-#endif
        }
 }
 
@@ -2486,12 +2447,10 @@ restart:
                flagsize = (skb->len << 16) | (BD_FLG_END);
                if (skb->ip_summed == CHECKSUM_PARTIAL)
                        flagsize |= BD_FLG_TCP_UDP_SUM;
-#if ACENIC_DO_VLAN
                if (vlan_tx_tag_present(skb)) {
                        flagsize |= BD_FLG_VLAN_TAG;
                        vlan_tag = vlan_tx_tag_get(skb);
                }
-#endif
                desc = ap->tx_ring + idx;
                idx = (idx + 1) % ACE_TX_RING_ENTRIES(ap);
 
@@ -2509,12 +2468,10 @@ restart:
                flagsize = (skb_headlen(skb) << 16);
                if (skb->ip_summed == CHECKSUM_PARTIAL)
                        flagsize |= BD_FLG_TCP_UDP_SUM;
-#if ACENIC_DO_VLAN
                if (vlan_tx_tag_present(skb)) {
                        flagsize |= BD_FLG_VLAN_TAG;
                        vlan_tag = vlan_tx_tag_get(skb);
                }
-#endif
 
                ace_load_tx_bd(ap, ap->tx_ring + idx, mapping, flagsize, vlan_tag);
 
@@ -2621,7 +2578,7 @@ static int ace_change_mtu(struct net_device *dev, int new_mtu)
                               "support\n", dev->name);
                        ap->jumbo = 1;
                        if (!test_and_set_bit(0, &ap->jumbo_refill_busy))
-                               ace_load_jumbo_rx_ring(ap, RX_JUMBO_SIZE);
+                               ace_load_jumbo_rx_ring(dev, RX_JUMBO_SIZE);
                        ace_set_rxtx_parms(dev, 1);
                }
        } else {