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Date: Wed, 20 Jul 2011 16:54:23 +0200
From: Jiri Pirko <jpirko@...hat.com>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, shemminger@...ux-foundation.org,
eric.dumazet@...il.com, greearb@...delatech.com, mirqus@...il.com,
jitendra.kalsaria@...gic.com, ron.mercer@...gic.com,
linux-driver@...gic.com
Subject: [patch net-next-2.6 21/47] qlge: do vlan cleanup
- unify vlan and nonvlan path
- kill qdev->vlgrp and qlge_vlan_rx_register
Signed-off-by: Jiri Pirko <jpirko@...hat.com>
---
drivers/net/qlge/qlge.h | 3 +-
drivers/net/qlge/qlge_main.c | 164 ++++++++++++++++++++++-------------------
2 files changed, 90 insertions(+), 77 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..ec10d73 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>
@@ -325,6 +327,8 @@ exit:
return status;
}
+static bool qlge_vlan_in_use(struct ql_adapter *qdev);
+
/* Set up a MAC, multicast or VLAN address for the
* inbound frame matching.
*/
@@ -415,7 +419,7 @@ 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 (qlge_vlan_in_use(qdev))
cam_output |= CAM_OUT_RV;
/* route to NIC core */
ql_write32(qdev, MAC_ADDR_DATA, cam_output);
@@ -1507,10 +1511,9 @@ 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 +1597,12 @@ 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 +1705,12 @@ 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 +2020,12 @@ 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 +2316,102 @@ 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 bool qlge_vlan_in_use(struct ql_adapter *qdev)
{
- struct ql_adapter *qdev = netdev_priv(ndev);
+ u16 vid;
- qdev->vlgrp = grp;
- if (grp) {
- netif_printk(qdev, ifup, KERN_DEBUG, qdev->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);
- } else {
- netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev,
- "Turning off VLAN in NIC_RCV_CFG.\n");
- ql_write32(qdev, NIC_RCV_CFG, NIC_RCV_CFG_VLAN_MASK);
+ for_each_set_bit(vid, qdev->active_vlans, VLAN_N_VID)
+ return true;
+ return false;
+}
+
+static void qlge_vlan_enable(struct ql_adapter *qdev)
+{
+ netif_printk(qdev, ifup, KERN_DEBUG, qdev->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);
+}
+
+static void qlge_vlan_disable(struct ql_adapter *qdev)
+{
+ netif_printk(qdev, ifup, KERN_DEBUG, qdev->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 ql_adapter *qdev, u16 vid)
+{
+ u32 enable_bit = MAC_ADDR_E;
+
+ 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");
}
}
static void qlge_vlan_rx_add_vid(struct net_device *ndev, 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 (!qlge_vlan_in_use(qdev))
+ qlge_vlan_enable(qdev);
+ __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 init vlan address.\n");
+ "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);
- u32 enable_bit = 0;
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 clear vlan address.\n");
- }
- ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK);
+ __qlge_vlan_rx_kill_vid(qdev, vid);
+ clear_bit(vid, qdev->active_vlans);
+ if (!qlge_vlan_in_use(qdev))
+ qlge_vlan_disable(qdev);
+ 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;
+
+ if (qlge_vlan_in_use(qdev)) {
+ qlge_vlan_enable(qdev);
+ 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 +4674,6 @@ 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_vlan_rx_add_vid = qlge_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = qlge_vlan_rx_kill_vid,
};
--
1.7.6
--
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