提交 7a8fc77b 编写于 作者: F Francois Romieu

r8169: convert to new VLAN model.

Signed-off-by: NFrancois Romieu <romieu@fr.zoreil.com>
Reviewed-by: NJesse Gross <jesse@nicira.com>
上级 54405cde
......@@ -2236,15 +2236,6 @@ config R8169
To compile this driver as a module, choose M here: the module
will be called r8169. This is recommended.
config R8169_VLAN
bool "VLAN support"
depends on R8169 && VLAN_8021Q
---help---
Say Y here for the r8169 driver to support the functions required
by the kernel 802.1Q code.
If in doubt, say Y.
config SB1250_MAC
tristate "SB1250 Gigabit Ethernet support"
depends on SIBYTE_SB1xxx_SOC
......
......@@ -537,9 +537,6 @@ struct rtl8169_private {
u16 napi_event;
u16 intr_mask;
int phy_1000_ctrl_reg;
#ifdef CONFIG_R8169_VLAN
struct vlan_group *vlgrp;
#endif
struct mdio_ops {
void (*write)(void __iomem *, int, int);
......@@ -1276,8 +1273,6 @@ static int rtl8169_set_rx_csum(struct net_device *dev, u32 data)
return 0;
}
#ifdef CONFIG_R8169_VLAN
static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp,
struct sk_buff *skb)
{
......@@ -1285,64 +1280,37 @@ static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp,
TxVlanTag | swab16(vlan_tx_tag_get(skb)) : 0x00;
}
static void rtl8169_vlan_rx_register(struct net_device *dev,
struct vlan_group *grp)
#define NETIF_F_HW_VLAN_TX_RX (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX)
static void rtl8169_vlan_mode(struct net_device *dev)
{
struct rtl8169_private *tp = netdev_priv(dev);
void __iomem *ioaddr = tp->mmio_addr;
unsigned long flags;
spin_lock_irqsave(&tp->lock, flags);
tp->vlgrp = grp;
/*
* Do not disable RxVlan on 8110SCd.
*/
if (tp->vlgrp || (tp->mac_version == RTL_GIGA_MAC_VER_05))
if (dev->features & NETIF_F_HW_VLAN_RX)
tp->cp_cmd |= RxVlan;
else
tp->cp_cmd &= ~RxVlan;
RTL_W16(CPlusCmd, tp->cp_cmd);
/* PCI commit */
RTL_R16(CPlusCmd);
spin_unlock_irqrestore(&tp->lock, flags);
dev->vlan_features = dev->features &~ NETIF_F_HW_VLAN_TX_RX;
}
static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
struct sk_buff *skb, int polling)
static void rtl8169_rx_vlan_tag(struct RxDesc *desc, struct sk_buff *skb)
{
u32 opts2 = le32_to_cpu(desc->opts2);
struct vlan_group *vlgrp = tp->vlgrp;
int ret;
if (vlgrp && (opts2 & RxVlanTag)) {
u16 vtag = swab16(opts2 & 0xffff);
if (opts2 & RxVlanTag)
__vlan_hwaccel_put_tag(skb, swab16(opts2 & 0xffff));
if (likely(polling))
vlan_gro_receive(&tp->napi, vlgrp, vtag, skb);
else
__vlan_hwaccel_rx(skb, vlgrp, vtag, polling);
ret = 0;
} else
ret = -1;
desc->opts2 = 0;
return ret;
}
#else /* !CONFIG_R8169_VLAN */
static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp,
struct sk_buff *skb)
{
return 0;
}
static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
struct sk_buff *skb, int polling)
{
return -1;
}
#endif
static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd)
{
struct rtl8169_private *tp = netdev_priv(dev);
......@@ -1513,6 +1481,28 @@ static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data)
}
}
static int rtl8169_set_flags(struct net_device *dev, u32 data)
{
struct rtl8169_private *tp = netdev_priv(dev);
unsigned long old_feat = dev->features;
int rc;
if ((tp->mac_version == RTL_GIGA_MAC_VER_05) &&
!(data & ETH_FLAG_RXVLAN)) {
netif_info(tp, drv, dev, "8110SCd requires hardware Rx VLAN\n");
return -EINVAL;
}
rc = ethtool_op_set_flags(dev, data, ETH_FLAG_TXVLAN | ETH_FLAG_RXVLAN);
if (rc)
return rc;
if ((old_feat ^ dev->features) & NETIF_F_HW_VLAN_RX)
rtl8169_vlan_mode(dev);
return 0;
}
static const struct ethtool_ops rtl8169_ethtool_ops = {
.get_drvinfo = rtl8169_get_drvinfo,
.get_regs_len = rtl8169_get_regs_len,
......@@ -1532,6 +1522,8 @@ static const struct ethtool_ops rtl8169_ethtool_ops = {
.get_strings = rtl8169_get_strings,
.get_sset_count = rtl8169_get_sset_count,
.get_ethtool_stats = rtl8169_get_ethtool_stats,
.set_flags = rtl8169_set_flags,
.get_flags = ethtool_op_get_flags,
};
static void rtl8169_get_mac_version(struct rtl8169_private *tp,
......@@ -2849,9 +2841,6 @@ static const struct net_device_ops rtl8169_netdev_ops = {
.ndo_set_mac_address = rtl_set_mac_address,
.ndo_do_ioctl = rtl8169_ioctl,
.ndo_set_multicast_list = rtl_set_rx_mode,
#ifdef CONFIG_R8169_VLAN
.ndo_vlan_rx_register = rtl8169_vlan_rx_register,
#endif
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = rtl8169_netpoll,
#endif
......@@ -3145,6 +3134,13 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* Identify chip attached to board */
rtl8169_get_mac_version(tp, ioaddr);
/*
* Pretend we are using VLANs; This bypasses a nasty bug where
* Interrupts stop flowing on high load on 8110SCd controllers.
*/
if (tp->mac_version == RTL_GIGA_MAC_VER_05)
tp->cp_cmd |= RxVlan;
rtl_init_mdio_ops(tp);
rtl_init_pll_power_ops(tp);
......@@ -3213,10 +3209,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT);
#ifdef CONFIG_R8169_VLAN
dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
#endif
dev->features |= NETIF_F_GRO;
dev->features |= NETIF_F_HW_VLAN_TX_RX | NETIF_F_GRO;
tp->intr_mask = 0xffff;
tp->hw_start = cfg->hw_start;
......@@ -3334,12 +3327,7 @@ static int rtl8169_open(struct net_device *dev)
rtl8169_init_phy(dev, tp);
/*
* Pretend we are using VLANs; This bypasses a nasty bug where
* Interrupts stop flowing on high load on 8110SCd controllers.
*/
if (tp->mac_version == RTL_GIGA_MAC_VER_05)
RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | RxVlan);
rtl8169_vlan_mode(dev);
rtl_pll_power_up(tp);
......@@ -4689,12 +4677,12 @@ static int rtl8169_rx_interrupt(struct net_device *dev,
skb_put(skb, pkt_size);
skb->protocol = eth_type_trans(skb, dev);
if (rtl8169_rx_vlan_skb(tp, desc, skb, polling) < 0) {
if (likely(polling))
napi_gro_receive(&tp->napi, skb);
else
netif_rx(skb);
}
rtl8169_rx_vlan_tag(desc, skb);
if (likely(polling))
napi_gro_receive(&tp->napi, skb);
else
netif_rx(skb);
dev->stats.rx_bytes += pkt_size;
dev->stats.rx_packets++;
......
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