From: Jiri Pirko Date: Mon, 25 Jan 2010 21:36:10 +0000 (-0800) Subject: net: use helpers to access uc list V2 X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=32e7bfc41110bc8f29ec0f293c3bcee6645fef34;p=deliverable%2Flinux.git net: use helpers to access uc list V2 This patch introduces three macros to work with uc list from net drivers. Signed-off-by: Jiri Pirko Signed-off-by: David S. Miller --- diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index d83512d3e02f..a7b6b12c1c05 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -48,7 +48,6 @@ #include #include #include -#include #if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE) #define BCM_CNIC 1 @@ -3579,14 +3578,14 @@ bnx2_set_rx_mode(struct net_device *dev) sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; } - if (dev->uc.count > BNX2_MAX_UNICAST_ADDRESSES) { + if (netdev_uc_count(dev) > BNX2_MAX_UNICAST_ADDRESSES) { rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN | BNX2_RPM_SORT_USER0_PROM_VLAN; } else if (!(dev->flags & IFF_PROMISC)) { /* Add all entries into to the match filter list */ i = 0; - list_for_each_entry(ha, &dev->uc.list, list) { + netdev_for_each_uc_addr(ha, dev) { bnx2_set_mac_addr(bp, ha->addr, i + BNX2_START_UNICAST_ADDRESS_INDEX); sort_mode |= (1 << diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 87f575ca427d..2ce88c5f75c5 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -2139,7 +2139,7 @@ static void e1000_set_rx_mode(struct net_device *netdev) rctl |= E1000_RCTL_VFE; } - if (netdev->uc.count > rar_entries - 1) { + if (netdev_uc_count(netdev) > rar_entries - 1) { rctl |= E1000_RCTL_UPE; } else if (!(netdev->flags & IFF_PROMISC)) { rctl &= ~E1000_RCTL_UPE; @@ -2162,7 +2162,7 @@ static void e1000_set_rx_mode(struct net_device *netdev) */ i = 1; if (use_uc) - list_for_each_entry(ha, &netdev->uc.list, list) { + netdev_for_each_uc_addr(ha, netdev) { if (i == rar_entries) break; e1000_rar_set(hw, ha->addr, i++); diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index d9679493c635..01cc29483e2f 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -2905,12 +2905,13 @@ static int igb_write_uc_addr_list(struct net_device *netdev) int count = 0; /* return ENOMEM indicating insufficient memory for addresses */ - if (netdev->uc.count > rar_entries) + if (netdev_uc_count(netdev) > rar_entries) return -ENOMEM; - if (netdev->uc.count && rar_entries) { + if (!netdev_uc_empty(netdev) && rar_entries) { struct netdev_hw_addr *ha; - list_for_each_entry(ha, &netdev->uc.list, list) { + + netdev_for_each_uc_addr(ha, netdev) { if (!rar_entries) break; igb_rar_set_qsel(adapter, ha->addr, diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c index 276c2aaa800b..eb49020903c1 100644 --- a/drivers/net/ixgbe/ixgbe_common.c +++ b/drivers/net/ixgbe/ixgbe_common.c @@ -28,7 +28,6 @@ #include #include #include -#include #include #include "ixgbe.h" @@ -1347,7 +1346,7 @@ static void ixgbe_add_uc_addr(struct ixgbe_hw *hw, u8 *addr, u32 vmdq) /** * ixgbe_update_uc_addr_list_generic - Updates MAC list of secondary addresses * @hw: pointer to hardware structure - * @uc_list: the list of new addresses + * @netdev: pointer to net device structure * * The given list replaces any existing list. Clears the secondary addrs from * receive address registers. Uses unused receive address registers for the @@ -1357,7 +1356,7 @@ static void ixgbe_add_uc_addr(struct ixgbe_hw *hw, u8 *addr, u32 vmdq) * manually putting the device into promiscuous mode. **/ s32 ixgbe_update_uc_addr_list_generic(struct ixgbe_hw *hw, - struct list_head *uc_list) + struct net_device *netdev) { u32 i; u32 old_promisc_setting = hw->addr_ctrl.overflow_promisc; @@ -1381,7 +1380,7 @@ s32 ixgbe_update_uc_addr_list_generic(struct ixgbe_hw *hw, } /* Add the new addresses */ - list_for_each_entry(ha, uc_list, list) { + netdev_for_each_uc_addr(ha, netdev) { hw_dbg(hw, " Adding the secondary addresses:\n"); ixgbe_add_uc_addr(hw, ha->addr, 0); } diff --git a/drivers/net/ixgbe/ixgbe_common.h b/drivers/net/ixgbe/ixgbe_common.h index dfff0ffaa502..13606d4809c9 100644 --- a/drivers/net/ixgbe/ixgbe_common.h +++ b/drivers/net/ixgbe/ixgbe_common.h @@ -60,7 +60,7 @@ s32 ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, u8 *mc_addr_list, u32 mc_addr_count, ixgbe_mc_addr_itr func); s32 ixgbe_update_uc_addr_list_generic(struct ixgbe_hw *hw, - struct list_head *uc_list); + struct net_device *netdev); s32 ixgbe_enable_mc_generic(struct ixgbe_hw *hw); s32 ixgbe_disable_mc_generic(struct ixgbe_hw *hw); s32 ixgbe_enable_rx_dma_generic(struct ixgbe_hw *hw, u32 regval); diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index ee41d331a35f..439645d2aeef 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -2568,7 +2568,7 @@ void ixgbe_set_rx_mode(struct net_device *netdev) IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, vlnctrl); /* reprogram secondary unicast list */ - hw->mac.ops.update_uc_addr_list(hw, &netdev->uc.list); + hw->mac.ops.update_uc_addr_list(hw, netdev); /* reprogram multicast list */ addr_count = netdev->mc_count; diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h index b4caa7011a2b..0db67c19b2c4 100644 --- a/drivers/net/ixgbe/ixgbe_type.h +++ b/drivers/net/ixgbe/ixgbe_type.h @@ -30,7 +30,7 @@ #include #include -#include +#include /* Vendor ID */ #define IXGBE_INTEL_VENDOR_ID 0x8086 @@ -2405,7 +2405,7 @@ struct ixgbe_mac_operations { s32 (*set_vmdq)(struct ixgbe_hw *, u32, u32); s32 (*clear_vmdq)(struct ixgbe_hw *, u32, u32); s32 (*init_rx_addrs)(struct ixgbe_hw *); - s32 (*update_uc_addr_list)(struct ixgbe_hw *, struct list_head *); + s32 (*update_uc_addr_list)(struct ixgbe_hw *, struct net_device *); s32 (*update_mc_addr_list)(struct ixgbe_hw *, u8 *, u32, ixgbe_mc_addr_itr); s32 (*enable_mc)(struct ixgbe_hw *); diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index af67af55efe7..e24072a9a979 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -55,7 +55,6 @@ #include #include #include -#include static char mv643xx_eth_driver_name[] = "mv643xx_eth"; static char mv643xx_eth_driver_version[] = "1.4"; @@ -1697,7 +1696,7 @@ static u32 uc_addr_filter_mask(struct net_device *dev) return 0; nibbles = 1 << (dev->dev_addr[5] & 0x0f); - list_for_each_entry(ha, &dev->uc.list, list) { + netdev_for_each_uc_addr(ha, dev) { if (memcmp(dev->dev_addr, ha->addr, 5)) return 0; if ((dev->dev_addr[5] ^ ha->addr[5]) & 0xf0) diff --git a/drivers/net/niu.c b/drivers/net/niu.c index 0e260cfbff7b..af9a8647c7e8 100644 --- a/drivers/net/niu.c +++ b/drivers/net/niu.c @@ -6372,7 +6372,7 @@ static void niu_set_rx_mode(struct net_device *dev) if ((dev->flags & IFF_ALLMULTI) || (dev->mc_count > 0)) np->flags |= NIU_FLAGS_MCAST; - alt_cnt = dev->uc.count; + alt_cnt = netdev_uc_count(dev); if (alt_cnt > niu_num_alt_addr(np)) { alt_cnt = 0; np->flags |= NIU_FLAGS_PROMISC; @@ -6381,7 +6381,7 @@ static void niu_set_rx_mode(struct net_device *dev) if (alt_cnt) { int index = 0; - list_for_each_entry(ha, &dev->uc.list, list) { + netdev_for_each_uc_addr(ha, dev) { err = niu_set_alt_mac(np, index, ha->addr); if (err) printk(KERN_WARNING PFX "%s: Error %d " diff --git a/drivers/net/stmmac/dwmac1000_core.c b/drivers/net/stmmac/dwmac1000_core.c index 928eac05b912..d812e9cdb3db 100644 --- a/drivers/net/stmmac/dwmac1000_core.c +++ b/drivers/net/stmmac/dwmac1000_core.c @@ -83,7 +83,7 @@ static void dwmac1000_set_filter(struct net_device *dev) unsigned int value = 0; DBG(KERN_INFO "%s: # mcasts %d, # unicast %d\n", - __func__, dev->mc_count, dev->uc.count); + __func__, dev->mc_count, netdev_uc_count(dev)); if (dev->flags & IFF_PROMISC) value = GMAC_FRAME_FILTER_PR; @@ -117,7 +117,7 @@ static void dwmac1000_set_filter(struct net_device *dev) } /* Handle multiple unicast addresses (perfect filtering)*/ - if (dev->uc.count > GMAC_MAX_UNICAST_ADDRESSES) + if (netdev_uc_count(dev) > GMAC_MAX_UNICAST_ADDRESSES) /* Switch to promiscuous mode is more than 16 addrs are required */ value |= GMAC_FRAME_FILTER_PR; @@ -125,9 +125,9 @@ static void dwmac1000_set_filter(struct net_device *dev) int reg = 1; struct netdev_hw_addr *ha; - list_for_each_entry(ha, &dev->uc.list, list) { - dwmac1000_set_umac_addr(ioaddr, ha->addr, reg); - reg++; + netdev_for_each_uc_addr(ha, dev) { + dwmac1000_set_umac_addr(ioaddr, ha->addr, reg); + reg++; } } diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index c708ecc3cb2e..088332a943f7 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -675,6 +675,7 @@ static void virtnet_set_rx_mode(struct net_device *dev) struct virtio_net_ctrl_mac *mac_data; struct dev_addr_list *addr; struct netdev_hw_addr *ha; + int uc_count; void *buf; int i; @@ -701,8 +702,9 @@ static void virtnet_set_rx_mode(struct net_device *dev) dev_warn(&dev->dev, "Failed to %sable allmulti mode.\n", allmulti ? "en" : "dis"); + uc_count = netdev_uc_count(dev); /* MAC filter - use one buffer for both lists */ - mac_data = buf = kzalloc(((dev->uc.count + dev->mc_count) * ETH_ALEN) + + mac_data = buf = kzalloc(((uc_count + dev->mc_count) * ETH_ALEN) + (2 * sizeof(mac_data->entries)), GFP_ATOMIC); if (!buf) { dev_warn(&dev->dev, "No memory for MAC address buffer\n"); @@ -712,16 +714,16 @@ static void virtnet_set_rx_mode(struct net_device *dev) sg_init_table(sg, 2); /* Store the unicast list and count in the front of the buffer */ - mac_data->entries = dev->uc.count; + mac_data->entries = uc_count; i = 0; - list_for_each_entry(ha, &dev->uc.list, list) + netdev_for_each_uc_addr(ha, dev) memcpy(&mac_data->macs[i++][0], ha->addr, ETH_ALEN); sg_set_buf(&sg[0], mac_data, - sizeof(mac_data->entries) + (dev->uc.count * ETH_ALEN)); + sizeof(mac_data->entries) + (uc_count * ETH_ALEN)); /* multicast list and count fill the end */ - mac_data = (void *)&mac_data->macs[dev->uc.count][0]; + mac_data = (void *)&mac_data->macs[uc_count][0]; mac_data->entries = dev->mc_count; addr = dev->mc_list; diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index c3258b0dd649..51fde6f2e0b8 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -622,7 +622,7 @@ static void qeth_l2_set_multicast_list(struct net_device *dev) for (dm = dev->mc_list; dm; dm = dm->next) qeth_l2_add_mc(card, dm->da_addr, 0); - list_for_each_entry(ha, &dev->uc.list, list) + netdev_for_each_uc_addr(ha, dev) qeth_l2_add_mc(card, ha->addr, 1); spin_unlock_bh(&card->mclock); diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index b5fb51d0b8b1..93a32a5ca74f 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -263,6 +263,11 @@ struct netdev_hw_addr_list { int count; }; +#define netdev_uc_count(dev) ((dev)->uc.count) +#define netdev_uc_empty(dev) ((dev)->uc.count == 0) +#define netdev_for_each_uc_addr(ha, dev) \ + list_for_each_entry(ha, &dev->uc.list, list) + struct hh_cache { struct hh_cache *hh_next; /* Next entry */ atomic_t hh_refcnt; /* number of users */ diff --git a/net/core/dev.c b/net/core/dev.c index 4fad9db417b1..2cba5c521e56 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -3665,10 +3665,10 @@ void __dev_set_rx_mode(struct net_device *dev) /* Unicast addresses changes may only happen under the rtnl, * therefore calling __dev_set_promiscuity here is safe. */ - if (dev->uc.count > 0 && !dev->uc_promisc) { + if (!netdev_uc_empty(dev) && !dev->uc_promisc) { __dev_set_promiscuity(dev, 1); dev->uc_promisc = 1; - } else if (dev->uc.count == 0 && dev->uc_promisc) { + } else if (netdev_uc_empty(dev) && dev->uc_promisc) { __dev_set_promiscuity(dev, -1); dev->uc_promisc = 0; }