diff options
author | Jiri Pirko <jpirko@redhat.com> | 2011-07-21 03:24:11 +0000 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2011-07-21 13:47:55 -0700 |
commit | 18c49b91777c66265d640f8fb221039bdf46b2d3 (patch) | |
tree | f245cc6eb83402897abd60d22a9fac59fdbe973a | |
parent | f1b553fbe73bfad38f41269d1c7a7ce3176d9539 (diff) | |
download | op-kernel-dev-18c49b91777c66265d640f8fb221039bdf46b2d3.zip op-kernel-dev-18c49b91777c66265d640f8fb221039bdf46b2d3.tar.gz |
qlge: do vlan cleanup
- unify vlan and nonvlan path
- kill qdev->vlgrp and qlge_vlan_rx_register
- allow to turn on/off rx/tx vlan accel via ethtool (set_features)
Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | drivers/net/qlge/qlge.h | 3 | ||||
-rw-r--r-- | drivers/net/qlge/qlge_main.c | 161 |
2 files changed, 93 insertions, 71 deletions
diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h index 794252c..8731f79 100644 --- a/drivers/net/qlge/qlge.h +++ b/drivers/net/qlge/qlge.h @@ -11,6 +11,7 @@ #include <linux/pci.h> #include <linux/netdevice.h> #include <linux/rtnetlink.h> +#include <linux/if_vlan.h> /* * General definitions... @@ -2052,7 +2053,7 @@ struct ql_adapter { struct nic_stats nic_stats; - struct vlan_group *vlgrp; + unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; /* PCI Configuration information for this device */ struct pci_dev *pdev; diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c index 68fbfac..743e3ec 100644 --- a/drivers/net/qlge/qlge_main.c +++ b/drivers/net/qlge/qlge_main.c @@ -7,6 +7,7 @@ */ #include <linux/kernel.h> #include <linux/init.h> +#include <linux/bitops.h> #include <linux/types.h> #include <linux/module.h> #include <linux/list.h> @@ -33,6 +34,7 @@ #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/ethtool.h> +#include <linux/if_vlan.h> #include <linux/skbuff.h> #include <linux/if_vlan.h> #include <linux/delay.h> @@ -415,7 +417,7 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type, (qdev-> func << CAM_OUT_FUNC_SHIFT) | (0 << CAM_OUT_CQ_ID_SHIFT)); - if (qdev->vlgrp) + if (qdev->ndev->features & NETIF_F_HW_VLAN_RX) cam_output |= CAM_OUT_RV; /* route to NIC core */ ql_write32(qdev, MAC_ADDR_DATA, cam_output); @@ -1507,10 +1509,9 @@ static void ql_process_mac_rx_gro_page(struct ql_adapter *qdev, rx_ring->rx_bytes += length; skb->ip_summed = CHECKSUM_UNNECESSARY; skb_record_rx_queue(skb, rx_ring->cq_id); - if (qdev->vlgrp && (vlan_id != 0xffff)) - vlan_gro_frags(&rx_ring->napi, qdev->vlgrp, vlan_id); - else - napi_gro_frags(napi); + if (vlan_id != 0xffff) + __vlan_hwaccel_put_tag(skb, vlan_id); + napi_gro_frags(napi); } /* Process an inbound completion from an rx ring. */ @@ -1594,17 +1595,12 @@ static void ql_process_mac_rx_page(struct ql_adapter *qdev, } skb_record_rx_queue(skb, rx_ring->cq_id); - if (skb->ip_summed == CHECKSUM_UNNECESSARY) { - if (qdev->vlgrp && (vlan_id != 0xffff)) - vlan_gro_receive(napi, qdev->vlgrp, vlan_id, skb); - else - napi_gro_receive(napi, skb); - } else { - if (qdev->vlgrp && (vlan_id != 0xffff)) - vlan_hwaccel_receive_skb(skb, qdev->vlgrp, vlan_id); - else - netif_receive_skb(skb); - } + if (vlan_id != 0xffff) + __vlan_hwaccel_put_tag(skb, vlan_id); + if (skb->ip_summed == CHECKSUM_UNNECESSARY) + napi_gro_receive(napi, skb); + else + netif_receive_skb(skb); return; err_out: dev_kfree_skb_any(skb); @@ -1707,18 +1703,12 @@ static void ql_process_mac_rx_skb(struct ql_adapter *qdev, } skb_record_rx_queue(skb, rx_ring->cq_id); - if (skb->ip_summed == CHECKSUM_UNNECESSARY) { - if (qdev->vlgrp && (vlan_id != 0xffff)) - vlan_gro_receive(&rx_ring->napi, qdev->vlgrp, - vlan_id, skb); - else - napi_gro_receive(&rx_ring->napi, skb); - } else { - if (qdev->vlgrp && (vlan_id != 0xffff)) - vlan_hwaccel_receive_skb(skb, qdev->vlgrp, vlan_id); - else - netif_receive_skb(skb); - } + if (vlan_id != 0xffff) + __vlan_hwaccel_put_tag(skb, vlan_id); + if (skb->ip_summed == CHECKSUM_UNNECESSARY) + napi_gro_receive(&rx_ring->napi, skb); + else + netif_receive_skb(skb); } static void ql_realign_skb(struct sk_buff *skb, int len) @@ -2028,22 +2018,12 @@ static void ql_process_mac_split_rx_intr(struct ql_adapter *qdev, rx_ring->rx_packets++; rx_ring->rx_bytes += skb->len; skb_record_rx_queue(skb, rx_ring->cq_id); - if (skb->ip_summed == CHECKSUM_UNNECESSARY) { - if (qdev->vlgrp && - (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_V) && - (vlan_id != 0)) - vlan_gro_receive(&rx_ring->napi, qdev->vlgrp, - vlan_id, skb); - else - napi_gro_receive(&rx_ring->napi, skb); - } else { - if (qdev->vlgrp && - (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_V) && - (vlan_id != 0)) - vlan_hwaccel_receive_skb(skb, qdev->vlgrp, vlan_id); - else - netif_receive_skb(skb); - } + if ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_V) && (vlan_id != 0)) + __vlan_hwaccel_put_tag(skb, vlan_id); + if (skb->ip_summed == CHECKSUM_UNNECESSARY) + napi_gro_receive(&rx_ring->napi, skb); + else + netif_receive_skb(skb); } /* Process an inbound completion from an rx ring. */ @@ -2334,71 +2314,111 @@ static int ql_napi_poll_msix(struct napi_struct *napi, int budget) return work_done; } -static void qlge_vlan_rx_register(struct net_device *ndev, struct vlan_group *grp) +static void qlge_vlan_mode(struct net_device *ndev, u32 features) { struct ql_adapter *qdev = netdev_priv(ndev); - qdev->vlgrp = grp; - if (grp) { - netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev, + if (features & NETIF_F_HW_VLAN_RX) { + netif_printk(qdev, ifup, KERN_DEBUG, ndev, "Turning on VLAN in NIC_RCV_CFG.\n"); ql_write32(qdev, NIC_RCV_CFG, NIC_RCV_CFG_VLAN_MASK | - NIC_RCV_CFG_VLAN_MATCH_AND_NON); + NIC_RCV_CFG_VLAN_MATCH_AND_NON); } else { - netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev, + netif_printk(qdev, ifup, KERN_DEBUG, ndev, "Turning off VLAN in NIC_RCV_CFG.\n"); ql_write32(qdev, NIC_RCV_CFG, NIC_RCV_CFG_VLAN_MASK); } } -static void qlge_vlan_rx_add_vid(struct net_device *ndev, u16 vid) +static u32 qlge_fix_features(struct net_device *ndev, u32 features) +{ + /* + * Since there is no support for separate rx/tx vlan accel + * enable/disable make sure tx flag is always in same state as rx. + */ + if (features & NETIF_F_HW_VLAN_RX) + features |= NETIF_F_HW_VLAN_TX; + else + features &= ~NETIF_F_HW_VLAN_TX; + + return features; +} + +static int qlge_set_features(struct net_device *ndev, u32 features) +{ + u32 changed = ndev->features ^ features; + + if (changed & NETIF_F_HW_VLAN_RX) + qlge_vlan_mode(ndev, features); + + return 0; +} + +static void __qlge_vlan_rx_add_vid(struct ql_adapter *qdev, u16 vid) { - struct ql_adapter *qdev = netdev_priv(ndev); u32 enable_bit = MAC_ADDR_E; - int status; - status = ql_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); - if (status) - return; if (ql_set_mac_addr_reg (qdev, (u8 *) &enable_bit, MAC_ADDR_TYPE_VLAN, vid)) { netif_err(qdev, ifup, qdev->ndev, "Failed to init vlan address.\n"); } - ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK); } -static void qlge_vlan_rx_kill_vid(struct net_device *ndev, u16 vid) +static void qlge_vlan_rx_add_vid(struct net_device *ndev, u16 vid) { struct ql_adapter *qdev = netdev_priv(ndev); - u32 enable_bit = 0; int status; status = ql_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); if (status) return; + __qlge_vlan_rx_add_vid(qdev, vid); + set_bit(vid, qdev->active_vlans); + + ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK); +} + +static void __qlge_vlan_rx_kill_vid(struct ql_adapter *qdev, u16 vid) +{ + u32 enable_bit = 0; + if (ql_set_mac_addr_reg (qdev, (u8 *) &enable_bit, MAC_ADDR_TYPE_VLAN, vid)) { netif_err(qdev, ifup, qdev->ndev, "Failed to clear vlan address.\n"); } - ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK); +} + +static void qlge_vlan_rx_kill_vid(struct net_device *ndev, u16 vid) +{ + struct ql_adapter *qdev = netdev_priv(ndev); + int status; + + status = ql_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); + if (status) + return; + + __qlge_vlan_rx_kill_vid(qdev, vid); + clear_bit(vid, qdev->active_vlans); + ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK); } static void qlge_restore_vlan(struct ql_adapter *qdev) { - qlge_vlan_rx_register(qdev->ndev, qdev->vlgrp); + int status; + u16 vid; - if (qdev->vlgrp) { - u16 vid; - for (vid = 0; vid < VLAN_N_VID; vid++) { - if (!vlan_group_get_device(qdev->vlgrp, vid)) - continue; - qlge_vlan_rx_add_vid(qdev->ndev, vid); - } - } + status = ql_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); + if (status) + return; + + for_each_set_bit(vid, qdev->active_vlans, VLAN_N_VID) + __qlge_vlan_rx_add_vid(qdev, vid); + + ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK); } /* MSI-X Multiple Vector Interrupt Handler for inbound completions. */ @@ -4661,7 +4681,8 @@ static const struct net_device_ops qlge_netdev_ops = { .ndo_set_mac_address = qlge_set_mac_address, .ndo_validate_addr = eth_validate_addr, .ndo_tx_timeout = qlge_tx_timeout, - .ndo_vlan_rx_register = qlge_vlan_rx_register, + .ndo_fix_features = qlge_fix_features, + .ndo_set_features = qlge_set_features, .ndo_vlan_rx_add_vid = qlge_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = qlge_vlan_rx_kill_vid, }; |