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authorIngo Molnar <mingo@elte.hu>2009-05-11 12:59:32 +0200
committerIngo Molnar <mingo@elte.hu>2009-05-11 12:59:37 +0200
commit7961386fe9596e6bf03d09948a73c5df9653325b (patch)
tree60fa2586a0d340ef8f7473956eef17430d8250c7 /drivers/net
parentaa47b7e0f89b9998dad4d1667447e8cb7703ff4e (diff)
parent091bf7624d1c90cec9e578a18529f615213ff847 (diff)
Merge commit 'v2.6.30-rc5' into sched/core
Merge reason: sched/core was on .30-rc1 before, update to latest fixes Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/8139too.c10
-rw-r--r--drivers/net/Kconfig27
-rw-r--r--drivers/net/Makefile1
-rw-r--r--drivers/net/a2065.c17
-rw-r--r--drivers/net/ariadne.c19
-rw-r--r--drivers/net/arm/am79c961a.c24
-rw-r--r--drivers/net/arm/at91_ether.c32
-rw-r--r--drivers/net/arm/ep93xx_eth.c21
-rw-r--r--drivers/net/arm/ether1.c19
-rw-r--r--drivers/net/arm/ether3.c19
-rw-r--r--drivers/net/atarilance.c18
-rw-r--r--drivers/net/atl1c/atl1c_main.c4
-rw-r--r--drivers/net/au1000_eth.c23
-rw-r--r--drivers/net/benet/be_ethtool.c4
-rw-r--r--drivers/net/benet/be_main.c4
-rw-r--r--drivers/net/bfin_mac.c24
-rw-r--r--drivers/net/bnx2.c26
-rw-r--r--drivers/net/bonding/bond_alb.c14
-rw-r--r--drivers/net/bonding/bond_main.c41
-rw-r--r--drivers/net/bonding/bond_sysfs.c14
-rw-r--r--drivers/net/cris/eth_v10.c30
-rw-r--r--drivers/net/cxgb3/cxgb3_main.c44
-rw-r--r--drivers/net/cxgb3/t3_hw.c13
-rw-r--r--drivers/net/declance.c17
-rw-r--r--drivers/net/e100.c30
-rw-r--r--drivers/net/e1000/e1000_main.c54
-rw-r--r--drivers/net/e1000e/netdev.c67
-rw-r--r--drivers/net/ehea/ehea.h2
-rw-r--r--drivers/net/ehea/ehea_main.c35
-rw-r--r--drivers/net/eql.c2
-rw-r--r--drivers/net/fec.c1
-rw-r--r--drivers/net/forcedeth.c35
-rw-r--r--drivers/net/fs_enet/fs_enet-main.c27
-rw-r--r--drivers/net/gianfar.c2
-rw-r--r--drivers/net/ibm_newemac/core.c41
-rw-r--r--drivers/net/igb/e1000_mac.c2
-rw-r--r--drivers/net/igb/e1000_mac.h1
-rw-r--r--drivers/net/igb/e1000_mbx.c17
-rw-r--r--drivers/net/igb/e1000_mbx.h2
-rw-r--r--drivers/net/igb/igb_main.c166
-rw-r--r--drivers/net/igbvf/Makefile38
-rw-r--r--drivers/net/igbvf/defines.h125
-rw-r--r--drivers/net/igbvf/ethtool.c540
-rw-r--r--drivers/net/igbvf/igbvf.h332
-rw-r--r--drivers/net/igbvf/mbx.c350
-rw-r--r--drivers/net/igbvf/mbx.h75
-rw-r--r--drivers/net/igbvf/netdev.c2922
-rw-r--r--drivers/net/igbvf/regs.h108
-rw-r--r--drivers/net/igbvf/vf.c398
-rw-r--r--drivers/net/igbvf/vf.h264
-rw-r--r--drivers/net/ioc3-eth.c22
-rw-r--r--drivers/net/isa-skeleton.c20
-rw-r--r--drivers/net/ixgbe/ixgbe_82598.c59
-rw-r--r--drivers/net/ixgbe/ixgbe_82599.c40
-rw-r--r--drivers/net/ixgbe/ixgbe_common.c106
-rw-r--r--drivers/net/ixgbe/ixgbe_common.h3
-rw-r--r--drivers/net/ixgbe/ixgbe_dcb_82599.c28
-rw-r--r--drivers/net/ixgbe/ixgbe_ethtool.c24
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c121
-rw-r--r--drivers/net/jme.c8
-rw-r--r--drivers/net/mac89x0.c18
-rw-r--r--drivers/net/macb.c47
-rw-r--r--drivers/net/macsonic.c19
-rw-r--r--drivers/net/macvlan.c9
-rw-r--r--drivers/net/mlx4/en_main.c5
-rw-r--r--drivers/net/mlx4/en_netdev.c23
-rw-r--r--drivers/net/mlx4/en_port.c45
-rw-r--r--drivers/net/mlx4/en_resources.c6
-rw-r--r--drivers/net/mlx4/en_rx.c16
-rw-r--r--drivers/net/mlx4/en_tx.c1
-rw-r--r--drivers/net/mlx4/main.c2
-rw-r--r--drivers/net/mlx4/mlx4_en.h1
-rw-r--r--drivers/net/mlx4/port.c5
-rw-r--r--drivers/net/mv643xx_eth.c28
-rw-r--r--drivers/net/myri10ge/myri10ge.c1
-rw-r--r--drivers/net/ne2k-pci.c7
-rw-r--r--drivers/net/netconsole.c11
-rw-r--r--drivers/net/niu.c3
-rw-r--r--drivers/net/pcmcia/pcnet_cs.c2
-rw-r--r--drivers/net/phy/fixed.c5
-rw-r--r--drivers/net/phy/marvell.c54
-rw-r--r--drivers/net/phy/phy.c14
-rw-r--r--drivers/net/ps3_gelic_wireless.c3
-rw-r--r--drivers/net/r6040.c1
-rw-r--r--drivers/net/sfc/efx.c7
-rw-r--r--drivers/net/sfc/falcon.c4
-rw-r--r--drivers/net/sh_eth.c21
-rw-r--r--drivers/net/skge.c4
-rw-r--r--drivers/net/smc91x.h2
-rw-r--r--drivers/net/smsc911x.c2
-rw-r--r--drivers/net/sun3_82586.c19
-rw-r--r--drivers/net/tc35815.c27
-rw-r--r--drivers/net/tg3.c17
-rw-r--r--drivers/net/tsi108_eth.c20
-rw-r--r--drivers/net/tun.c52
-rw-r--r--drivers/net/ucc_geth.c3
-rw-r--r--drivers/net/usb/Kconfig14
-rw-r--r--drivers/net/usb/Makefile1
-rw-r--r--drivers/net/usb/cdc_eem.c381
-rw-r--r--drivers/net/usb/pegasus.c1
-rw-r--r--drivers/net/usb/smsc95xx.c15
-rw-r--r--drivers/net/usb/smsc95xx.h3
-rw-r--r--drivers/net/veth.c41
-rw-r--r--drivers/net/via-velocity.c4
-rw-r--r--drivers/net/virtio_net.c24
-rw-r--r--drivers/net/wireless/airo.c2
-rw-r--r--drivers/net/wireless/ar9170/hw.h8
-rw-r--r--drivers/net/wireless/ar9170/usb.c114
-rw-r--r--drivers/net/wireless/at76c50x-usb.c2
-rw-r--r--drivers/net/wireless/ath5k/debug.c2
-rw-r--r--drivers/net/wireless/ath9k/pci.c4
-rw-r--r--drivers/net/wireless/ath9k/recv.c4
-rw-r--r--drivers/net/wireless/atmel.c1
-rw-r--r--drivers/net/wireless/b43/dma.c50
-rw-r--r--drivers/net/wireless/b43/main.c5
-rw-r--r--drivers/net/wireless/b43/phy_common.c16
-rw-r--r--drivers/net/wireless/b43/phy_common.h4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945.h1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c11
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-csr.h2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-dev.h4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-scan.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-tx.c99
-rw-r--r--drivers/net/wireless/iwlwifi/iwl3945-base.c151
-rw-r--r--drivers/net/wireless/libertas/rx.c2
-rw-r--r--drivers/net/wireless/mwl8k.c7
-rw-r--r--drivers/net/wireless/orinoco/hw.c8
-rw-r--r--drivers/net/wireless/p54/p54.h12
-rw-r--r--drivers/net/wireless/p54/p54common.c2
-rw-r--r--drivers/net/wireless/p54/p54pci.c4
-rw-r--r--drivers/net/wireless/p54/p54spi.c25
-rw-r--r--drivers/net/wireless/p54/p54usb.c1
-rw-r--r--drivers/net/wireless/rndis_wlan.c14
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00dev.c4
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00pci.c18
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00usb.c18
-rw-r--r--drivers/net/wireless/rt2x00/rt73usb.c2
-rw-r--r--drivers/net/xtsonic.c19
139 files changed, 7079 insertions, 1063 deletions
diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c
index 29df398b772..1fc45431a62 100644
--- a/drivers/net/8139too.c
+++ b/drivers/net/8139too.c
@@ -1383,6 +1383,11 @@ static void rtl8139_hw_start (struct net_device *dev)
RTL_W32_F (MAC0 + 0, le32_to_cpu (*(__le32 *) (dev->dev_addr + 0)));
RTL_W32_F (MAC0 + 4, le16_to_cpu (*(__le16 *) (dev->dev_addr + 4)));
+ tp->cur_rx = 0;
+
+ /* init Rx ring buffer DMA address */
+ RTL_W32_F (RxBuf, tp->rx_ring_dma);
+
/* Must enable Tx/Rx before setting transfer thresholds! */
RTL_W8 (ChipCmd, CmdRxEnb | CmdTxEnb);
@@ -1390,8 +1395,6 @@ static void rtl8139_hw_start (struct net_device *dev)
RTL_W32 (RxConfig, tp->rx_config);
RTL_W32 (TxConfig, rtl8139_tx_config);
- tp->cur_rx = 0;
-
rtl_check_media (dev, 1);
if (tp->chipset >= CH_8139B) {
@@ -1406,9 +1409,6 @@ static void rtl8139_hw_start (struct net_device *dev)
/* Lock Config[01234] and BMCR register writes */
RTL_W8 (Cfg9346, Cfg9346_Lock);
- /* init Rx ring buffer DMA address */
- RTL_W32_F (RxBuf, tp->rx_ring_dma);
-
/* init Tx buffer DMA addresses */
for (i = 0; i < NUM_TX_DESC; i++)
RTL_W32_F (TxAddr0 + (i * 4), tp->tx_bufs_dma + (tp->tx_buf[i] - tp->tx_bufs));
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 9e7baec4572..214a92d1ef7 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -28,9 +28,9 @@ if NETDEVICES
config COMPAT_NET_DEV_OPS
default y
- bool "Enable older network device API compatiablity"
+ bool "Enable older network device API compatibility"
---help---
- This option enables kernel compatiability with older network devices
+ This option enables kernel compatibility with older network devices
that do not use net_device_ops interface.
If unsure, say Y.
@@ -977,6 +977,8 @@ config ETHOC
depends on NET_ETHERNET && HAS_IOMEM
select MII
select PHYLIB
+ select CRC32
+ select BITREVERSE
help
Say Y here if you want to use the OpenCores 10/100 Mbps Ethernet MAC.
@@ -2056,6 +2058,27 @@ config IGB_DCA
driver. DCA is a method for warming the CPU cache before data
is used, with the intent of lessening the impact of cache misses.
+config IGBVF
+ tristate "Intel(R) 82576 Virtual Function Ethernet support"
+ depends on PCI
+ ---help---
+ This driver supports Intel(R) 82576 virtual functions. For more
+ information on how to identify your adapter, go to the Adapter &
+ Driver ID Guide at:
+
+ <http://support.intel.com/support/network/adapter/pro100/21397.htm>
+
+ For general information and support, go to the Intel support
+ website at:
+
+ <http://support.intel.com>
+
+ More specific information on configuring the driver is in
+ <file:Documentation/networking/e1000.txt>.
+
+ To compile this driver as a module, choose M here. The module
+ will be called igbvf.
+
source "drivers/net/ixp2000/Kconfig"
config MYRI_SBUS
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index edc9a0d6171..1fc4602a6ff 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -6,6 +6,7 @@ obj-$(CONFIG_E1000) += e1000/
obj-$(CONFIG_E1000E) += e1000e/
obj-$(CONFIG_IBM_NEW_EMAC) += ibm_newemac/
obj-$(CONFIG_IGB) += igb/
+obj-$(CONFIG_IGBVF) += igbvf/
obj-$(CONFIG_IXGBE) += ixgbe/
obj-$(CONFIG_IXGB) += ixgb/
obj-$(CONFIG_IP1000) += ipg.o
diff --git a/drivers/net/a2065.c b/drivers/net/a2065.c
index d0d0c2fee05..02f64d57864 100644
--- a/drivers/net/a2065.c
+++ b/drivers/net/a2065.c
@@ -692,6 +692,17 @@ static struct zorro_driver a2065_driver = {
.remove = __devexit_p(a2065_remove_one),
};
+static const struct net_device_ops lance_netdev_ops = {
+ .ndo_open = lance_open,
+ .ndo_stop = lance_close,
+ .ndo_start_xmit = lance_start_xmit,
+ .ndo_tx_timeout = lance_tx_timeout,
+ .ndo_set_multicast_list = lance_set_multicast,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+};
+
static int __devinit a2065_init_one(struct zorro_dev *z,
const struct zorro_device_id *ent)
{
@@ -753,12 +764,8 @@ static int __devinit a2065_init_one(struct zorro_dev *z,
priv->rx_ring_mod_mask = RX_RING_MOD_MASK;
priv->tx_ring_mod_mask = TX_RING_MOD_MASK;
- dev->open = &lance_open;
- dev->stop = &lance_close;
- dev->hard_start_xmit = &lance_start_xmit;
- dev->tx_timeout = &lance_tx_timeout;
+ dev->netdev_ops = &lance_netdev_ops;
dev->watchdog_timeo = 5*HZ;
- dev->set_multicast_list = &lance_set_multicast;
dev->dma = 0;
init_timer(&priv->multicast_timer);
diff --git a/drivers/net/ariadne.c b/drivers/net/ariadne.c
index e1d72e06f3e..58e8d522e5b 100644
--- a/drivers/net/ariadne.c
+++ b/drivers/net/ariadne.c
@@ -155,6 +155,18 @@ static struct zorro_driver ariadne_driver = {
.remove = __devexit_p(ariadne_remove_one),
};
+static const struct net_device_ops ariadne_netdev_ops = {
+ .ndo_open = ariadne_open,
+ .ndo_stop = ariadne_close,
+ .ndo_start_xmit = ariadne_start_xmit,
+ .ndo_tx_timeout = ariadne_tx_timeout,
+ .ndo_get_stats = ariadne_get_stats,
+ .ndo_set_multicast_list = set_multicast_list,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+};
+
static int __devinit ariadne_init_one(struct zorro_dev *z,
const struct zorro_device_id *ent)
{
@@ -197,13 +209,8 @@ static int __devinit ariadne_init_one(struct zorro_dev *z,
dev->mem_start = ZTWO_VADDR(mem_start);
dev->mem_end = dev->mem_start+ARIADNE_RAM_SIZE;
- dev->open = &ariadne_open;
- dev->stop = &ariadne_close;
- dev->hard_start_xmit = &ariadne_start_xmit;
- dev->tx_timeout = &ariadne_tx_timeout;
+ dev->netdev_ops = &ariadne_netdev_ops;
dev->watchdog_timeo = 5*HZ;
- dev->get_stats = &ariadne_get_stats;
- dev->set_multicast_list = &set_multicast_list;
err = register_netdev(dev);
if (err) {
diff --git a/drivers/net/arm/am79c961a.c b/drivers/net/arm/am79c961a.c
index 4bc6901b381..627bc75da17 100644
--- a/drivers/net/arm/am79c961a.c
+++ b/drivers/net/arm/am79c961a.c
@@ -665,6 +665,20 @@ static void __init am79c961_banner(void)
if (net_debug && version_printed++ == 0)
printk(KERN_INFO "%s", version);
}
+static const struct net_device_ops am79c961_netdev_ops = {
+ .ndo_open = am79c961_open,
+ .ndo_stop = am79c961_close,
+ .ndo_start_xmit = am79c961_sendpacket,
+ .ndo_get_stats = am79c961_getstats,
+ .ndo_set_multicast_list = am79c961_setmulticastlist,
+ .ndo_tx_timeout = am79c961_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = am79c961_poll_controller,
+#endif
+};
static int __init am79c961_probe(struct platform_device *pdev)
{
@@ -732,15 +746,7 @@ static int __init am79c961_probe(struct platform_device *pdev)
if (am79c961_hw_init(dev))
goto release;
- dev->open = am79c961_open;
- dev->stop = am79c961_close;
- dev->hard_start_xmit = am79c961_sendpacket;
- dev->get_stats = am79c961_getstats;
- dev->set_multicast_list = am79c961_setmulticastlist;
- dev->tx_timeout = am79c961_timeout;
-#ifdef CONFIG_NET_POLL_CONTROLLER
- dev->poll_controller = am79c961_poll_controller;
-#endif
+ dev->netdev_ops = &am79c961_netdev_ops;
ret = register_netdev(dev);
if (ret == 0) {
diff --git a/drivers/net/arm/at91_ether.c b/drivers/net/arm/at91_ether.c
index 442938d5038..7f4bc8ae546 100644
--- a/drivers/net/arm/at91_ether.c
+++ b/drivers/net/arm/at91_ether.c
@@ -577,7 +577,7 @@ static void at91ether_sethashtable(struct net_device *dev)
/*
* Enable/Disable promiscuous and multicast modes.
*/
-static void at91ether_set_rx_mode(struct net_device *dev)
+static void at91ether_set_multicast_list(struct net_device *dev)
{
unsigned long cfg;
@@ -808,7 +808,7 @@ static int at91ether_close(struct net_device *dev)
/*
* Transmit packet.
*/
-static int at91ether_tx(struct sk_buff *skb, struct net_device *dev)
+static int at91ether_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct at91_private *lp = netdev_priv(dev);
@@ -828,7 +828,7 @@ static int at91ether_tx(struct sk_buff *skb, struct net_device *dev)
dev->trans_start = jiffies;
} else {
- printk(KERN_ERR "at91_ether.c: at91ether_tx() called, but device is busy!\n");
+ printk(KERN_ERR "at91_ether.c: at91ether_start_xmit() called, but device is busy!\n");
return 1; /* if we return anything but zero, dev.c:1055 calls kfree_skb(skb)
on this skb, he also reports -ENETDOWN and printk's, so either
we free and return(0) or don't free and return 1 */
@@ -965,6 +965,21 @@ static void at91ether_poll_controller(struct net_device *dev)
}
#endif
+static const struct net_device_ops at91ether_netdev_ops = {
+ .ndo_open = at91ether_open,
+ .ndo_stop = at91ether_close,
+ .ndo_start_xmit = at91ether_start_xmit,
+ .ndo_get_stats = at91ether_stats,
+ .ndo_set_multicast_list = at91ether_set_multicast_list,
+ .ndo_set_mac_address = set_mac_address,
+ .ndo_do_ioctl = at91ether_ioctl,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = at91ether_poll_controller,
+#endif
+};
+
/*
* Initialize the ethernet interface
*/
@@ -1005,17 +1020,8 @@ static int __init at91ether_setup(unsigned long phy_type, unsigned short phy_add
spin_lock_init(&lp->lock);
ether_setup(dev);
- dev->open = at91ether_open;
- dev->stop = at91ether_close;
- dev->hard_start_xmit = at91ether_tx;
- dev->get_stats = at91ether_stats;
- dev->set_multicast_list = at91ether_set_rx_mode;
- dev->set_mac_address = set_mac_address;
+ dev->netdev_ops = &at91ether_netdev_ops;
dev->ethtool_ops = &at91ether_ethtool_ops;
- dev->do_ioctl = at91ether_ioctl;
-#ifdef CONFIG_NET_POLL_CONTROLLER
- dev->poll_controller = at91ether_poll_controller;
-#endif
SET_NETDEV_DEV(dev, &pdev->dev);
diff --git a/drivers/net/arm/ep93xx_eth.c b/drivers/net/arm/ep93xx_eth.c
index cc7708775da..b72b3d639f6 100644
--- a/drivers/net/arm/ep93xx_eth.c
+++ b/drivers/net/arm/ep93xx_eth.c
@@ -153,7 +153,7 @@ struct ep93xx_descs
struct ep93xx_priv
{
struct resource *res;
- void *base_addr;
+ void __iomem *base_addr;
int irq;
struct ep93xx_descs *descs;
@@ -770,7 +770,18 @@ static struct ethtool_ops ep93xx_ethtool_ops = {
.get_link = ep93xx_get_link,
};
-struct net_device *ep93xx_dev_alloc(struct ep93xx_eth_data *data)
+static const struct net_device_ops ep93xx_netdev_ops = {
+ .ndo_open = ep93xx_open,
+ .ndo_stop = ep93xx_close,
+ .ndo_start_xmit = ep93xx_xmit,
+ .ndo_get_stats = ep93xx_get_stats,
+ .ndo_do_ioctl = ep93xx_ioctl,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+};
+
+static struct net_device *ep93xx_dev_alloc(struct ep93xx_eth_data *data)
{
struct net_device *dev;
@@ -780,12 +791,8 @@ struct net_device *ep93xx_dev_alloc(struct ep93xx_eth_data *data)
memcpy(dev->dev_addr, data->dev_addr, ETH_ALEN);
- dev->get_stats = ep93xx_get_stats;
dev->ethtool_ops = &ep93xx_ethtool_ops;
- dev->hard_start_xmit = ep93xx_xmit;
- dev->open = ep93xx_open;
- dev->stop = ep93xx_close;
- dev->do_ioctl = ep93xx_ioctl;
+ dev->netdev_ops = &ep93xx_netdev_ops;
dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM;
diff --git a/drivers/net/arm/ether1.c b/drivers/net/arm/ether1.c
index e380de45446..edf770f639f 100644
--- a/drivers/net/arm/ether1.c
+++ b/drivers/net/arm/ether1.c
@@ -991,6 +991,18 @@ static void __devinit ether1_banner(void)
printk(KERN_INFO "%s", version);
}
+static const struct net_device_ops ether1_netdev_ops = {
+ .ndo_open = ether1_open,
+ .ndo_stop = ether1_close,
+ .ndo_start_xmit = ether1_sendpacket,
+ .ndo_get_stats = ether1_getstats,
+ .ndo_set_multicast_list = ether1_setmulticastlist,
+ .ndo_tx_timeout = ether1_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+};
+
static int __devinit
ether1_probe(struct expansion_card *ec, const struct ecard_id *id)
{
@@ -1031,12 +1043,7 @@ ether1_probe(struct expansion_card *ec, const struct ecard_id *id)
goto free;
}
- dev->open = ether1_open;
- dev->stop = ether1_close;
- dev->hard_start_xmit = ether1_sendpacket;
- dev->get_stats = ether1_getstats;
- dev->set_multicast_list = ether1_setmulticastlist;
- dev->tx_timeout = ether1_timeout;
+ dev->netdev_ops = &ether1_netdev_ops;
dev->watchdog_timeo = 5 * HZ / 100;
ret = register_netdev(dev);
diff --git a/drivers/net/arm/ether3.c b/drivers/net/arm/ether3.c
index 21a7bef12d3..ec8a1ae1e88 100644
--- a/drivers/net/arm/ether3.c
+++ b/drivers/net/arm/ether3.c
@@ -770,6 +770,18 @@ static void __devinit ether3_banner(void)
printk(KERN_INFO "%s", version);
}
+static const struct net_device_ops ether3_netdev_ops = {
+ .ndo_open = ether3_open,
+ .ndo_stop = ether3_close,
+ .ndo_start_xmit = ether3_sendpacket,
+ .ndo_get_stats = ether3_getstats,
+ .ndo_set_multicast_list = ether3_setmulticastlist,
+ .ndo_tx_timeout = ether3_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+};
+
static int __devinit
ether3_probe(struct expansion_card *ec, const struct ecard_id *id)
{
@@ -846,12 +858,7 @@ ether3_probe(struct expansion_card *ec, const struct ecard_id *id)
goto free;
}
- dev->open = ether3_open;
- dev->stop = ether3_close;
- dev->hard_start_xmit = ether3_sendpacket;
- dev->get_stats = ether3_getstats;
- dev->set_multicast_list = ether3_setmulticastlist;
- dev->tx_timeout = ether3_timeout;
+ dev->netdev_ops = &ether3_netdev_ops;
dev->watchdog_timeo = 5 * HZ / 100;
ret = register_netdev(dev);
diff --git a/drivers/net/atarilance.c b/drivers/net/atarilance.c
index 2d81f6afcb5..5425ab0c38c 100644
--- a/drivers/net/atarilance.c
+++ b/drivers/net/atarilance.c
@@ -453,6 +453,16 @@ static noinline int __init addr_accessible(volatile void *regp, int wordflag,
return( ret );
}
+static const struct net_device_ops lance_netdev_ops = {
+ .ndo_open = lance_open,
+ .ndo_stop = lance_close,
+ .ndo_start_xmit = lance_start_xmit,
+ .ndo_set_multicast_list = set_multicast_list,
+ .ndo_set_mac_address = lance_set_mac_address,
+ .ndo_tx_timeout = lance_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+};
static unsigned long __init lance_probe1( struct net_device *dev,
struct lance_addr *init_rec )
@@ -623,15 +633,9 @@ static unsigned long __init lance_probe1( struct net_device *dev,
if (did_version++ == 0)
DPRINTK( 1, ( version ));
- /* The LANCE-specific entries in the device structure. */
- dev->open = &lance_open;
- dev->hard_start_xmit = &lance_start_xmit;
- dev->stop = &lance_close;
- dev->set_multicast_list = &set_multicast_list;
- dev->set_mac_address = &lance_set_mac_address;
+ dev->netdev_ops = &lance_netdev_ops;
/* XXX MSch */
- dev->tx_timeout = lance_tx_timeout;
dev->watchdog_timeo = TX_TIMEOUT;
return( 1 );
diff --git a/drivers/net/atl1c/atl1c_main.c b/drivers/net/atl1c/atl1c_main.c
index deb7b53167e..83a12125b94 100644
--- a/drivers/net/atl1c/atl1c_main.c
+++ b/drivers/net/atl1c/atl1c_main.c
@@ -2532,8 +2532,8 @@ static int __devinit atl1c_probe(struct pci_dev *pdev,
* various kernel subsystems to support the mechanics required by a
* fixed-high-32-bit system.
*/
- if ((pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) ||
- (pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK) != 0)) {
+ if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) ||
+ (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)) != 0)) {
dev_err(&pdev->dev, "No usable DMA configuration,aborting\n");
goto err_dma;
}
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index 4274e4ac963..d58c105fc77 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -1004,12 +1004,12 @@ static void au1000_tx_timeout(struct net_device *dev)
netif_wake_queue(dev);
}
-static void set_rx_mode(struct net_device *dev)
+static void au1000_multicast_list(struct net_device *dev)
{
struct au1000_private *aup = netdev_priv(dev);
if (au1000_debug > 4)
- printk("%s: set_rx_mode: flags=%x\n", dev->name, dev->flags);
+ printk("%s: au1000_multicast_list: flags=%x\n", dev->name, dev->flags);
if (dev->flags & IFF_PROMISC) { /* Set promiscuous. */
aup->mac->control |= MAC_PROMISCUOUS;
@@ -1047,6 +1047,18 @@ static int au1000_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
return phy_mii_ioctl(aup->phy_dev, if_mii(rq), cmd);
}
+static const struct net_device_ops au1000_netdev_ops = {
+ .ndo_open = au1000_open,
+ .ndo_stop = au1000_close,
+ .ndo_start_xmit = au1000_tx,
+ .ndo_set_multicast_list = au1000_multicast_list,
+ .ndo_do_ioctl = au1000_ioctl,
+ .ndo_tx_timeout = au1000_tx_timeout,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+};
+
static struct net_device * au1000_probe(int port_num)
{
static unsigned version_printed = 0;
@@ -1197,13 +1209,8 @@ static struct net_device * au1000_probe(int port_num)
dev->base_addr = base;
dev->irq = irq;
- dev->open = au1000_open;
- dev->hard_start_xmit = au1000_tx;
- dev->stop = au1000_close;
- dev->set_multicast_list = &set_rx_mode;
- dev->do_ioctl = &au1000_ioctl;
+ dev->netdev_ops = &au1000_netdev_ops;
SET_ETHTOOL_OPS(dev, &au1000_ethtool_ops);
- dev->tx_timeout = au1000_tx_timeout;
dev->watchdog_timeo = ETH_TX_TIMEOUT;
/*
diff --git a/drivers/net/benet/be_ethtool.c b/drivers/net/benet/be_ethtool.c
index 04f4b73fa8d..9592f22e4c8 100644
--- a/drivers/net/benet/be_ethtool.c
+++ b/drivers/net/benet/be_ethtool.c
@@ -319,7 +319,7 @@ be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
be_cmd_get_flow_control(&adapter->ctrl, &ecmd->tx_pause,
&ecmd->rx_pause);
- ecmd->autoneg = AUTONEG_ENABLE;
+ ecmd->autoneg = 0;
}
static int
@@ -328,7 +328,7 @@ be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
struct be_adapter *adapter = netdev_priv(netdev);
int status;
- if (ecmd->autoneg != AUTONEG_ENABLE)
+ if (ecmd->autoneg != 0)
return -EINVAL;
status = be_cmd_set_flow_control(&adapter->ctrl, ecmd->tx_pause,
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 9b75aa63006..30d0c81c989 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -1821,11 +1821,11 @@ static int __devinit be_probe(struct pci_dev *pdev,
be_msix_enable(adapter);
- status = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
+ status = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
if (!status) {
netdev->features |= NETIF_F_HIGHDMA;
} else {
- status = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+ status = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
if (status) {
dev_err(&pdev->dev, "Could not set PCI DMA Mask\n");
goto free_netdev;
diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c
index 9afe8092dfc..9f971ed6b58 100644
--- a/drivers/net/bfin_mac.c
+++ b/drivers/net/bfin_mac.c
@@ -979,6 +979,20 @@ static int bfin_mac_open(struct net_device *dev)
return 0;
}
+static const struct net_device_ops bfin_mac_netdev_ops = {
+ .ndo_open = bfin_mac_open,
+ .ndo_stop = bfin_mac_close,
+ .ndo_start_xmit = bfin_mac_hard_start_xmit,
+ .ndo_set_mac_address = bfin_mac_set_mac_address,
+ .ndo_tx_timeout = bfin_mac_timeout,
+ .ndo_set_multicast_list = bfin_mac_set_multicast_list,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = bfin_mac_poll,
+#endif
+};
+
/*
*
* this makes the board clean up everything that it can
@@ -1086,15 +1100,7 @@ static int __devinit bfin_mac_probe(struct platform_device *pdev)
/* Fill in the fields of the device structure with ethernet values. */
ether_setup(ndev);
- ndev->open = bfin_mac_open;
- ndev->stop = bfin_mac_close;
- ndev->hard_start_xmit = bfin_mac_hard_start_xmit;
- ndev->set_mac_address = bfin_mac_set_mac_address;
- ndev->tx_timeout = bfin_mac_timeout;
- ndev->set_multicast_list = bfin_mac_set_multicast_list;
-#ifdef CONFIG_NET_POLL_CONTROLLER
- ndev->poll_controller = bfin_mac_poll;
-#endif
+ ndev->netdev_ops = &bfin_mac_netdev_ops;
ndev->ethtool_ops = &bfin_mac_ethtool_ops;
spin_lock_init(&lp->lock);
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 9d268be0b67..d47839184a0 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -3427,8 +3427,8 @@ static int __devinit
bnx2_request_firmware(struct bnx2 *bp)
{
const char *mips_fw_file, *rv2p_fw_file;
- const struct bnx2_mips_fw_file *mips;
- const struct bnx2_rv2p_fw_file *rv2p;
+ const struct bnx2_mips_fw_file *mips_fw;
+ const struct bnx2_rv2p_fw_file *rv2p_fw;
int rc;
if (CHIP_NUM(bp) == CHIP_NUM_5709) {
@@ -3452,21 +3452,21 @@ bnx2_request_firmware(struct bnx2 *bp)
rv2p_fw_file);
return rc;
}
- mips = (const struct bnx2_mips_fw_file *) bp->mips_firmware->data;
- rv2p = (const struct bnx2_rv2p_fw_file *) bp->rv2p_firmware->data;
- if (bp->mips_firmware->size < sizeof(*mips) ||
- check_mips_fw_entry(bp->mips_firmware, &mips->com) ||
- check_mips_fw_entry(bp->mips_firmware, &mips->cp) ||
- check_mips_fw_entry(bp->mips_firmware, &mips->rxp) ||
- check_mips_fw_entry(bp->mips_firmware, &mips->tpat) ||
- check_mips_fw_entry(bp->mips_firmware, &mips->txp)) {
+ mips_fw = (const struct bnx2_mips_fw_file *) bp->mips_firmware->data;
+ rv2p_fw = (const struct bnx2_rv2p_fw_file *) bp->rv2p_firmware->data;
+ if (bp->mips_firmware->size < sizeof(*mips_fw) ||
+ check_mips_fw_entry(bp->mips_firmware, &mips_fw->com) ||
+ check_mips_fw_entry(bp->mips_firmware, &mips_fw->cp) ||
+ check_mips_fw_entry(bp->mips_firmware, &mips_fw->rxp) ||
+ check_mips_fw_entry(bp->mips_firmware, &mips_fw->tpat) ||
+ check_mips_fw_entry(bp->mips_firmware, &mips_fw->txp)) {
printk(KERN_ERR PFX "Firmware file \"%s\" is invalid\n",
mips_fw_file);
return -EINVAL;
}
- if (bp->rv2p_firmware->size < sizeof(*rv2p) ||
- check_fw_section(bp->rv2p_firmware, &rv2p->proc1.rv2p, 8, true) ||
- check_fw_section(bp->rv2p_firmware, &rv2p->proc2.rv2p, 8, true)) {
+ if (bp->rv2p_firmware->size < sizeof(*rv2p_fw) ||
+ check_fw_section(bp->rv2p_firmware, &rv2p_fw->proc1.rv2p, 8, true) ||
+ check_fw_section(bp->rv2p_firmware, &rv2p_fw->proc2.rv2p, 8, true)) {
printk(KERN_ERR PFX "Firmware file \"%s\" is invalid\n",
rv2p_fw_file);
return -EINVAL;
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index 8dc6fbb9a41..46d312bedfb 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -370,8 +370,6 @@ static int rlb_arp_recv(struct sk_buff *skb, struct net_device *bond_dev, struct
if (arp->op_code == htons(ARPOP_REPLY)) {
/* update rx hash table for this ARP */
- printk("rar: update orig %s bond_dev %s\n", orig_dev->name,
- bond_dev->name);
bond = netdev_priv(bond_dev);
rlb_update_entry_from_arp(bond, arp);
pr_debug("Server received an ARP Reply from client\n");
@@ -1708,10 +1706,8 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave
* Called with RTNL
*/
int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr)
- __releases(&bond->curr_slave_lock)
- __releases(&bond->lock)
__acquires(&bond->lock)
- __acquires(&bond->curr_slave_lock)
+ __releases(&bond->lock)
{
struct bonding *bond = netdev_priv(bond_dev);
struct sockaddr *sa = addr;
@@ -1747,9 +1743,6 @@ int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr)
}
}
- write_unlock_bh(&bond->curr_slave_lock);
- read_unlock(&bond->lock);
-
if (swap_slave) {
alb_swap_mac_addr(bond, swap_slave, bond->curr_active_slave);
alb_fasten_mac_swap(bond, swap_slave, bond->curr_active_slave);
@@ -1757,16 +1750,15 @@ int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr)
alb_set_slave_mac_addr(bond->curr_active_slave, bond_dev->dev_addr,
bond->alb_info.rlb_enabled);
+ read_lock(&bond->lock);
alb_send_learning_packets(bond->curr_active_slave, bond_dev->dev_addr);
if (bond->alb_info.rlb_enabled) {
/* inform clients mac address has changed */
rlb_req_update_slave_clients(bond, bond->curr_active_slave);
}
+ read_unlock(&bond->lock);
}
- read_lock(&bond->lock);
- write_lock_bh(&bond->curr_slave_lock);
-
return 0;
}
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 99610f358c4..2188a96fc09 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2213,33 +2213,24 @@ static int bond_slave_info_query(struct net_device *bond_dev, struct ifslave *in
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave;
- int i, found = 0;
-
- if (info->slave_id < 0) {
- return -ENODEV;
- }
+ int i, res = -ENODEV;
read_lock(&bond->lock);
bond_for_each_slave(bond, slave, i) {
if (i == (int)info->slave_id) {
- found = 1;
+ res = 0;
+ strcpy(info->slave_name, slave->dev->name);
+ info->link = slave->link;
+ info->state = slave->state;
+ info->link_failure_count = slave->link_failure_count;
break;
}
}
read_unlock(&bond->lock);
- if (found) {
- strcpy(info->slave_name, slave->dev->name);
- info->link = slave->link;
- info->state = slave->state;
- info->link_failure_count = slave->link_failure_count;
- } else {
- return -ENODEV;
- }
-
- return 0;
+ return res;
}
/*-------------------------------- Monitoring -------------------------------*/
@@ -2570,7 +2561,7 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave)
for (i = 0; (i < BOND_MAX_ARP_TARGETS); i++) {
if (!targets[i])
- continue;
+ break;
pr_debug("basa: target %x\n", targets[i]);
if (list_empty(&bond->vlan_list)) {
pr_debug("basa: empty vlan: arp_send\n");
@@ -2677,7 +2668,6 @@ static void bond_validate_arp(struct bonding *bond, struct slave *slave, __be32
int i;
__be32 *targets = bond->params.arp_targets;
- targets = bond->params.arp_targets;
for (i = 0; (i < BOND_MAX_ARP_TARGETS) && targets[i]; i++) {
pr_debug("bva: sip %pI4 tip %pI4 t[%d] %pI4 bhti(tip) %d\n",
&sip, &tip, i, &targets[i], bond_has_this_ip(bond, tip));
@@ -3303,7 +3293,7 @@ static void bond_info_show_master(struct seq_file *seq)
for(i = 0; (i < BOND_MAX_ARP_TARGETS) ;i++) {
if (!bond->params.arp_targets[i])
- continue;
+ break;
if (printed)
seq_printf(seq, ",");
seq_printf(seq, " %pI4", &bond->params.arp_targets[i]);
@@ -5168,16 +5158,15 @@ int bond_create(char *name, struct bond_params *params)
up_write(&bonding_rwsem);
rtnl_unlock(); /* allows sysfs registration of net device */
res = bond_create_sysfs_entry(netdev_priv(bond_dev));
- if (res < 0) {
- rtnl_lock();
- down_write(&bonding_rwsem);
- bond_deinit(bond_dev);
- unregister_netdevice(bond_dev);
- goto out_rtnl;
- }
+ if (res < 0)
+ goto out_unreg;
return 0;
+out_unreg:
+ rtnl_lock();
+ down_write(&bonding_rwsem);
+ unregister_netdevice(bond_dev);
out_bond:
bond_deinit(bond_dev);
out_netdev:
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 18cf4787874..d2873153522 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -684,17 +684,15 @@ static ssize_t bonding_store_arp_targets(struct device *d,
goto out;
}
/* look for an empty slot to put the target in, and check for dupes */
- for (i = 0; (i < BOND_MAX_ARP_TARGETS); i++) {
+ for (i = 0; (i < BOND_MAX_ARP_TARGETS) && !done; i++) {
if (targets[i] == newtarget) { /* duplicate */
printk(KERN_ERR DRV_NAME
": %s: ARP target %pI4 is already present\n",
bond->dev->name, &newtarget);
- if (done)
- targets[i] = 0;
ret = -EINVAL;
goto out;
}
- if (targets[i] == 0 && !done) {
+ if (targets[i] == 0) {
printk(KERN_INFO DRV_NAME
": %s: adding ARP target %pI4.\n",
bond->dev->name, &newtarget);
@@ -720,12 +718,16 @@ static ssize_t bonding_store_arp_targets(struct device *d,
goto out;
}
- for (i = 0; (i < BOND_MAX_ARP_TARGETS); i++) {
+ for (i = 0; (i < BOND_MAX_ARP_TARGETS) && !done; i++) {
if (targets[i] == newtarget) {
+ int j;
printk(KERN_INFO DRV_NAME
": %s: removing ARP target %pI4.\n",
bond->dev->name, &newtarget);
- targets[i] = 0;
+ for (j = i; (j < (BOND_MAX_ARP_TARGETS-1)) && targets[j+1]; j++)
+ targets[j] = targets[j+1];
+
+ targets[j] = 0;
done = 1;
}
}
diff --git a/drivers/net/cris/eth_v10.c b/drivers/net/cris/eth_v10.c
index c9806c58b2f..7a18dc7e5c7 100644
--- a/drivers/net/cris/eth_v10.c
+++ b/drivers/net/cris/eth_v10.c
@@ -257,6 +257,23 @@ struct transceiver_ops transceivers[] =
struct transceiver_ops* transceiver = &transceivers[0];
+static const struct net_device_ops e100_netdev_ops = {
+ .ndo_open = e100_open,
+ .ndo_stop = e100_close,
+ .ndo_start_xmit = e100_send_packet,
+ .ndo_tx_timeout = e100_tx_timeout,
+ .ndo_get_stats = e100_get_stats,
+ .ndo_set_multicast_list = set_multicast_list,
+ .ndo_do_ioctl = e100_ioctl,
+ .ndo_set_mac_address = e100_set_mac_address,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_config = e100_set_config,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = e100_netpoll,
+#endif
+};
+
#define tx_done(dev) (*R_DMA_CH0_CMD == 0)
/*
@@ -300,19 +317,8 @@ etrax_ethernet_init(void)
/* fill in our handlers so the network layer can talk to us in the future */
- dev->open = e100_open;
- dev->hard_start_xmit = e100_send_packet;
- dev->stop = e100_close;
- dev->get_stats = e100_get_stats;
- dev->set_multicast_list = set_multicast_list;
- dev->set_mac_address = e100_set_mac_address;
dev->ethtool_ops = &e100_ethtool_ops;
- dev->do_ioctl = e100_ioctl;
- dev->set_config = e100_set_config;
- dev->tx_timeout = e100_tx_timeout;
-#ifdef CONFIG_NET_POLL_CONTROLLER
- dev->poll_controller = e100_netpoll;
-#endif
+ dev->netdev_ops = &e100_netdev_ops;
spin_lock_init(&np->lock);
spin_lock_init(&np->led_lock);
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index ab0e5febef8..7ea48414c6c 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -1117,8 +1117,8 @@ static void cxgb_down(struct adapter *adapter)
spin_unlock_irq(&adapter->work_lock);
free_irq_resources(adapter);
- flush_workqueue(cxgb3_wq); /* wait for external IRQ handler */
quiesce_rx(adapter);
+ flush_workqueue(cxgb3_wq); /* wait for external IRQ handler */
}
static void schedule_chk_task(struct adapter *adap)
@@ -1187,6 +1187,9 @@ static int offload_close(struct t3cdev *tdev)
sysfs_remove_group(&tdev->lldev->dev.kobj, &offload_attr_group);
+ /* Flush work scheduled while releasing TIDs */
+ flush_scheduled_work();
+
tdev->lldev = NULL;
cxgb3_set_dummy_ops(tdev);
t3_tp_set_offload_mode(adapter, 0);
@@ -1232,6 +1235,10 @@ static int cxgb_close(struct net_device *dev)
struct port_info *pi = netdev_priv(dev);
struct adapter *adapter = pi->adapter;
+
+ if (!adapter->open_device_map)
+ return 0;
+
/* Stop link fault interrupts */
t3_xgm_intr_disable(adapter, pi->port_id);
t3_read_reg(adapter, A_XGM_INT_STATUS + pi->mac.offset);
@@ -1247,8 +1254,7 @@ static int cxgb_close(struct net_device *dev)
spin_unlock_irq(&adapter->work_lock);
if (!(adapter->open_device_map & PORT_MASK))
- cancel_rearming_delayed_workqueue(cxgb3_wq,
- &adapter->adap_check_task);
+ cancel_delayed_work_sync(&adapter->adap_check_task);
if (!adapter->open_device_map)
cxgb_down(adapter);
@@ -2493,6 +2499,7 @@ static void check_link_status(struct adapter *adapter)
spin_lock_irq(&adapter->work_lock);
if (p->link_fault) {
+ t3_link_fault(adapter, i);
spin_unlock_irq(&adapter->work_lock);
continue;
}
@@ -2554,9 +2561,7 @@ static void t3_adap_check_task(struct work_struct *work)
adapter->check_task_cnt++;
- /* Check link status for PHYs without interrupts */
- if (p->linkpoll_period)
- check_link_status(adapter);
+ check_link_status(adapter);
/* Accumulate MAC stats if needed */
if (!p->linkpoll_period ||
@@ -2680,21 +2685,6 @@ void t3_os_ext_intr_handler(struct adapter *adapter)
spin_unlock(&adapter->work_lock);
}
-static void link_fault_task(struct work_struct *work)
-{
- struct adapter *adapter = container_of(work, struct adapter,
- link_fault_handler_task);
- int i;
-
- for_each_port(adapter, i) {
- struct net_device *netdev = adapter->port[i];
- struct port_info *pi = netdev_priv(netdev);
-
- if (pi->link_fault)
- t3_link_fault(adapter, i);
- }
-}
-
void t3_os_link_fault_handler(struct adapter *adapter, int port_id)
{
struct net_device *netdev = adapter->port[port_id];
@@ -2702,7 +2692,6 @@ void t3_os_link_fault_handler(struct adapter *adapter, int port_id)
spin_lock(&adapter->work_lock);
pi->link_fault = 1;
- queue_work(cxgb3_wq, &adapter->link_fault_handler_task);
spin_unlock(&adapter->work_lock);
}
@@ -2838,6 +2827,9 @@ static pci_ers_result_t t3_io_error_detected(struct pci_dev *pdev,
struct adapter *adapter = pci_get_drvdata(pdev);
int ret;
+ if (state == pci_channel_io_perm_failure)
+ return PCI_ERS_RESULT_DISCONNECT;
+
ret = t3_adapter_error(adapter, 0);
/* Request a slot reset. */
@@ -2932,8 +2924,13 @@ static int __devinit cxgb_enable_msix(struct adapter *adap)
while ((err = pci_enable_msix(adap->pdev, entries, vectors)) > 0)
vectors = err;
- if (!err && vectors < (adap->params.nports + 1))
+ if (err < 0)
+ pci_disable_msix(adap->pdev);
+
+ if (!err && vectors < (adap->params.nports + 1)) {
+ pci_disable_msix(adap->pdev);
err = -1;
+ }
if (!err) {
for (i = 0; i < vectors; ++i)
@@ -3082,7 +3079,6 @@ static int __devinit init_one(struct pci_dev *pdev,
INIT_LIST_HEAD(&adapter->adapter_list);
INIT_WORK(&adapter->ext_intr_handler_task, ext_intr_task);
- INIT_WORK(&adapter->link_fault_handler_task, link_fault_task);
INIT_WORK(&adapter->fatal_error_handler_task, fatal_error_task);
INIT_DELAYED_WORK(&adapter->adap_check_task, t3_adap_check_task);
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index 31ed31a3428..4f68aeb2679 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -1202,7 +1202,6 @@ void t3_link_changed(struct adapter *adapter, int port_id)
struct cphy *phy = &pi->phy;
struct cmac *mac = &pi->mac;
struct link_config *lc = &pi->link_config;
- int force_link_down = 0;
phy->ops->get_link_status(phy, &link_ok, &speed, &duplex, &fc);
@@ -1218,14 +1217,9 @@ void t3_link_changed(struct adapter *adapter, int port_id)
status = t3_read_reg(adapter, A_XGM_INT_STATUS + mac->offset);
if (status & F_LINKFAULTCHANGE) {
mac->stats.link_faults++;
- force_link_down = 1;
+ pi->link_fault = 1;
}
t3_open_rx_traffic(mac, rx_cfg, rx_hash_high, rx_hash_low);
-
- if (force_link_down) {
- t3_os_link_fault_handler(adapter, port_id);
- return;
- }
}
if (lc->requested_fc & PAUSE_AUTONEG)
@@ -1292,9 +1286,6 @@ void t3_link_fault(struct adapter *adapter, int port_id)
/* Account link faults only when the phy reports a link up */
if (link_ok)
mac->stats.link_faults++;
-
- msleep(1000);
- t3_os_link_fault_handler(adapter, port_id);
} else {
if (link_ok)
t3_write_reg(adapter, A_XGM_XAUI_ACT_CTRL + mac->offset,
@@ -3788,7 +3779,7 @@ int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai,
adapter->params.info = ai;
adapter->params.nports = ai->nports0 + ai->nports1;
- adapter->params.chan_map = !!ai->nports0 | (!!ai->nports1 << 1);
+ adapter->params.chan_map = (!!ai->nports0) | (!!ai->nports1 << 1);
adapter->params.rev = t3_read_reg(adapter, A_PL_REV);
/*
* We used to only run the "adapter check task" once a second if
diff --git a/drivers/net/declance.c b/drivers/net/declance.c
index 861c867fca8..b62405a6918 100644
--- a/drivers/net/declance.c
+++ b/drivers/net/declance.c
@@ -1010,6 +1010,17 @@ static void lance_set_multicast_retry(unsigned long _opaque)
lance_set_multicast(dev);
}
+static const struct net_device_ops lance_netdev_ops = {
+ .ndo_open = lance_open,
+ .ndo_stop = lance_close,
+ .ndo_start_xmit = lance_start_xmit,
+ .ndo_tx_timeout = lance_tx_timeout,
+ .ndo_set_multicast_list = lance_set_multicast,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = eth_mac_addr,
+};
+
static int __init dec_lance_probe(struct device *bdev, const int type)
{
static unsigned version_printed;
@@ -1223,12 +1234,8 @@ static int __init dec_lance_probe(struct device *bdev, const int type)
printk(", addr = %pM, irq = %d\n", dev->dev_addr, dev->irq);
- dev->open = &lance_open;
- dev->stop = &lance_close;
- dev->hard_start_xmit = &lance_start_xmit;
- dev->tx_timeout = &lance_tx_timeout;
+ dev->netdev_ops = &lance_netdev_ops;
dev->watchdog_timeo = 5*HZ;
- dev->set_multicast_list = &lance_set_multicast;
/* lp->ll is the location of the registers for lance card */
lp->ll = ll;
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 5c0b457c786..0f9ee134855 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -2728,7 +2728,7 @@ static void __devexit e100_remove(struct pci_dev *pdev)
#define E100_82552_SMARTSPEED 0x14 /* SmartSpeed Ctrl register */
#define E100_82552_REV_ANEG 0x0200 /* Reverse auto-negotiation */
#define E100_82552_ANEG_NOW 0x0400 /* Auto-negotiate now */
-static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
+static void __e100_shutdown(struct pci_dev *pdev, bool *enable_wake)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct nic *nic = netdev_priv(netdev);
@@ -2749,19 +2749,32 @@ static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
E100_82552_SMARTSPEED, smartspeed |
E100_82552_REV_ANEG | E100_82552_ANEG_NOW);
}
- if (pci_enable_wake(pdev, PCI_D3cold, true))
- pci_enable_wake(pdev, PCI_D3hot, true);
+ *enable_wake = true;
} else {
- pci_enable_wake(pdev, PCI_D3hot, false);
+ *enable_wake = false;
}
pci_disable_device(pdev);
- pci_set_power_state(pdev, PCI_D3hot);
+}
- return 0;
+static int __e100_power_off(struct pci_dev *pdev, bool wake)
+{
+ if (wake) {
+ return pci_prepare_to_sleep(pdev);
+ } else {
+ pci_wake_from_d3(pdev, false);
+ return pci_set_power_state(pdev, PCI_D3hot);
+ }
}
#ifdef CONFIG_PM
+static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ bool wake;
+ __e100_shutdown(pdev, &wake);
+ return __e100_power_off(pdev, wake);
+}
+
static int e100_resume(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
@@ -2792,7 +2805,10 @@ static int e100_resume(struct pci_dev *pdev)
static void e100_shutdown(struct pci_dev *pdev)
{
- e100_suspend(pdev, PMSG_SUSPEND);
+ bool wake;
+ __e100_shutdown(pdev, &wake);
+ if (system_state == SYSTEM_POWER_OFF)
+ __e100_power_off(pdev, wake);
}
/* ------------------ PCI Error Recovery infrastructure -------------- */
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index ddc5c533e89..b1419e21b46 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -156,8 +156,8 @@ static void e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid);
static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid);
static void e1000_restore_vlan(struct e1000_adapter *adapter);
-static int e1000_suspend(struct pci_dev *pdev, pm_message_t state);
#ifdef CONFIG_PM
+static int e1000_suspend(struct pci_dev *pdev, pm_message_t state);
static int e1000_resume(struct pci_dev *pdev);
#endif
static void e1000_shutdown(struct pci_dev *pdev);
@@ -3738,7 +3738,7 @@ static irqreturn_t e1000_intr(int irq, void *data)
struct e1000_hw *hw = &adapter->hw;
u32 rctl, icr = er32(ICR);
- if (unlikely((!icr) || test_bit(__E1000_RESETTING, &adapter->flags)))
+ if (unlikely((!icr) || test_bit(__E1000_DOWN, &adapter->flags)))
return IRQ_NONE; /* Not our interrupt */
/* IMS will not auto-mask if INT_ASSERTED is not set, and if it is
@@ -3834,7 +3834,6 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter,
struct e1000_buffer *buffer_info;
unsigned int i, eop;
unsigned int count = 0;
- bool cleaned;
unsigned int total_tx_bytes=0, total_tx_packets=0;
i = tx_ring->next_to_clean;
@@ -3843,7 +3842,8 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter,
while ((eop_desc->upper.data & cpu_to_le32(E1000_TXD_STAT_DD)) &&
(count < tx_ring->count)) {
- for (cleaned = false; !cleaned; count++) {
+ bool cleaned = false;
+ for ( ; !cleaned; count++) {
tx_desc = E1000_TX_DESC(*tx_ring, i);
buffer_info = &tx_ring->buffer_info[i];
cleaned = (i == eop);
@@ -3871,7 +3871,7 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter,
tx_ring->next_to_clean = i;
#define TX_WAKE_THRESHOLD 32
- if (unlikely(cleaned && netif_carrier_ok(netdev) &&
+ if (unlikely(count && netif_carrier_ok(netdev) &&
E1000_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD)) {
/* Make sure that anybody stopping the queue after this
* sees the new next_to_clean.
@@ -4601,7 +4601,7 @@ int e1000_set_spd_dplx(struct e1000_adapter *adapter, u16 spddplx)
return 0;
}
-static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
+static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
@@ -4664,22 +4664,18 @@ static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
ew32(WUC, E1000_WUC_PME_EN);
ew32(WUFC, wufc);
- pci_enable_wake(pdev, PCI_D3hot, 1);
- pci_enable_wake(pdev, PCI_D3cold, 1);
} else {
ew32(WUC, 0);
ew32(WUFC, 0);
- pci_enable_wake(pdev, PCI_D3hot, 0);
- pci_enable_wake(pdev, PCI_D3cold, 0);
}
e1000_release_manageability(adapter);
+ *enable_wake = !!wufc;
+
/* make sure adapter isn't asleep if manageability is enabled */
- if (adapter->en_mng_pt) {
- pci_enable_wake(pdev, PCI_D3hot, 1);
- pci_enable_wake(pdev, PCI_D3cold, 1);
- }
+ if (adapter->en_mng_pt)
+ *enable_wake = true;
if (hw->phy_type == e1000_phy_igp_3)
e1000_phy_powerdown_workaround(hw);
@@ -4693,12 +4689,29 @@ static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
pci_disable_device(pdev);
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
-
return 0;
}
#ifdef CONFIG_PM
+static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ int retval;
+ bool wake;
+
+ retval = __e1000_shutdown(pdev, &wake);
+ if (retval)
+ return retval;
+
+ if (wake) {
+ pci_prepare_to_sleep(pdev);
+ } else {
+ pci_wake_from_d3(pdev, false);
+ pci_set_power_state(pdev, PCI_D3hot);
+ }
+
+ return 0;
+}
+
static int e1000_resume(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
@@ -4753,7 +4766,14 @@ static int e1000_resume(struct pci_dev *pdev)
static void e1000_shutdown(struct pci_dev *pdev)
{
- e1000_suspend(pdev, PMSG_SUSPEND);
+ bool wake;
+
+ __e1000_shutdown(pdev, &wake);
+
+ if (system_state == SYSTEM_POWER_OFF) {
+ pci_wake_from_d3(pdev, wake);
+ pci_set_power_state(pdev, PCI_D3hot);
+ }
}
#ifdef CONFIG_NET_POLL_CONTROLLER
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 409b58cad0e..ca82f19a7ed 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -621,7 +621,6 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter)
struct e1000_buffer *buffer_info;
unsigned int i, eop;
unsigned int count = 0;
- bool cleaned;
unsigned int total_tx_bytes = 0, total_tx_packets = 0;
i = tx_ring->next_to_clean;
@@ -630,7 +629,8 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter)
while ((eop_desc->upper.data & cpu_to_le32(E1000_TXD_STAT_DD)) &&
(count < tx_ring->count)) {
- for (cleaned = 0; !cleaned; count++) {
+ bool cleaned = false;
+ for (; !cleaned; count++) {
tx_desc = E1000_TX_DESC(*tx_ring, i);
buffer_info = &tx_ring->buffer_info[i];
cleaned = (i == eop);
@@ -661,8 +661,8 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter)
tx_ring->next_to_clean = i;
#define TX_WAKE_THRESHOLD 32
- if (cleaned && netif_carrier_ok(netdev) &&
- e1000_desc_unused(tx_ring) >= TX_WAKE_THRESHOLD) {
+ if (count && netif_carrier_ok(netdev) &&
+ e1000_desc_unused(tx_ring) >= TX_WAKE_THRESHOLD) {
/* Make sure that anybody stopping the queue after this
* sees the new next_to_clean.
*/
@@ -4346,7 +4346,7 @@ static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
}
}
-static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
+static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
@@ -4409,20 +4409,16 @@ static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
ew32(WUC, E1000_WUC_PME_EN);
ew32(WUFC, wufc);
- pci_enable_wake(pdev, PCI_D3hot, 1);
- pci_enable_wake(pdev, PCI_D3cold, 1);
} else {
ew32(WUC, 0);
ew32(WUFC, 0);
- pci_enable_wake(pdev, PCI_D3hot, 0);
- pci_enable_wake(pdev, PCI_D3cold, 0);
}
+ *enable_wake = !!wufc;
+
/* make sure adapter isn't asleep if manageability is enabled */
- if (adapter->flags & FLAG_MNG_PT_ENABLED) {
- pci_enable_wake(pdev, PCI_D3hot, 1);
- pci_enable_wake(pdev, PCI_D3cold, 1);
- }
+ if (adapter->flags & FLAG_MNG_PT_ENABLED)
+ *enable_wake = true;
if (adapter->hw.phy.type == e1000_phy_igp_3)
e1000e_igp3_phy_powerdown_workaround_ich8lan(&adapter->hw);
@@ -4435,6 +4431,26 @@ static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
pci_disable_device(pdev);
+ return 0;
+}
+
+static void e1000_power_off(struct pci_dev *pdev, bool sleep, bool wake)
+{
+ if (sleep && wake) {
+ pci_prepare_to_sleep(pdev);
+ return;
+ }
+
+ pci_wake_from_d3(pdev, wake);
+ pci_set_power_state(pdev, PCI_D3hot);
+}
+
+static void e1000_complete_shutdown(struct pci_dev *pdev, bool sleep,
+ bool wake)
+{
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+
/*
* The pci-e switch on some quad port adapters will report a
* correctable error when the MAC transitions from D0 to D3. To
@@ -4450,14 +4466,12 @@ static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
pci_write_config_word(us_dev, pos + PCI_EXP_DEVCTL,
(devctl & ~PCI_EXP_DEVCTL_CERE));
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ e1000_power_off(pdev, sleep, wake);
pci_write_config_word(us_dev, pos + PCI_EXP_DEVCTL, devctl);
} else {
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ e1000_power_off(pdev, sleep, wake);
}
-
- return 0;
}
static void e1000e_disable_l1aspm(struct pci_dev *pdev)
@@ -4486,6 +4500,18 @@ static void e1000e_disable_l1aspm(struct pci_dev *pdev)
}
#ifdef CONFIG_PM
+static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ int retval;
+ bool wake;
+
+ retval = __e1000_shutdown(pdev, &wake);
+ if (!retval)
+ e1000_complete_shutdown(pdev, true, wake);
+
+ return retval;
+}
+
static int e1000_resume(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
@@ -4549,7 +4575,12 @@ static int e1000_resume(struct pci_dev *pdev)
static void e1000_shutdown(struct pci_dev *pdev)
{
- e1000_suspend(pdev, PMSG_SUSPEND);
+ bool wake = false;
+
+ __e1000_shutdown(pdev, &wake);
+
+ if (system_state == SYSTEM_POWER_OFF)
+ e1000_complete_shutdown(pdev, false, wake);
}
#ifdef CONFIG_NET_POLL_CONTROLLER
diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h
index 6e317caf429..16a41389575 100644
--- a/drivers/net/ehea/ehea.h
+++ b/drivers/net/ehea/ehea.h
@@ -40,7 +40,7 @@
#include <asm/io.h>
#define DRV_NAME "ehea"
-#define DRV_VERSION "EHEA_0100"
+#define DRV_VERSION "EHEA_0101"
/* eHEA capability flags */
#define DLPAR_PORT_ADD_REM 1
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index ac0c5b438e0..b22dab9153f 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -545,14 +545,17 @@ static inline struct sk_buff *get_skb_by_index(struct sk_buff **skb_array,
x &= (arr_len - 1);
pref = skb_array[x];
- prefetchw(pref);
- prefetchw(pref + EHEA_CACHE_LINE);
-
- pref = (skb_array[x]->data);
- prefetch(pref);
- prefetch(pref + EHEA_CACHE_LINE);
- prefetch(pref + EHEA_CACHE_LINE * 2);
- prefetch(pref + EHEA_CACHE_LINE * 3);
+ if (pref) {
+ prefetchw(pref);
+ prefetchw(pref + EHEA_CACHE_LINE);
+
+ pref = (skb_array[x]->data);
+ prefetch(pref);
+ prefetch(pref + EHEA_CACHE_LINE);
+ prefetch(pref + EHEA_CACHE_LINE * 2);
+ prefetch(pref + EHEA_CACHE_LINE * 3);
+ }
+
skb = skb_array[skb_index];
skb_array[skb_index] = NULL;
return skb;
@@ -569,12 +572,14 @@ static inline struct sk_buff *get_skb_by_index_ll(struct sk_buff **skb_array,
x &= (arr_len - 1);
pref = skb_array[x];
- prefetchw(pref);
- prefetchw(pref + EHEA_CACHE_LINE);
+ if (pref) {
+ prefetchw(pref);
+ prefetchw(pref + EHEA_CACHE_LINE);
- pref = (skb_array[x]->data);
- prefetchw(pref);
- prefetchw(pref + EHEA_CACHE_LINE);
+ pref = (skb_array[x]->data);
+ prefetchw(pref);
+ prefetchw(pref + EHEA_CACHE_LINE);
+ }
skb = skb_array[wqe_index];
skb_array[wqe_index] = NULL;
@@ -3080,7 +3085,8 @@ static const struct net_device_ops ehea_netdev_ops = {
.ndo_change_mtu = ehea_change_mtu,
.ndo_vlan_rx_register = ehea_vlan_rx_register,
.ndo_vlan_rx_add_vid = ehea_vlan_rx_add_vid,
- .ndo_vlan_rx_kill_vid = ehea_vlan_rx_kill_vid
+ .ndo_vlan_rx_kill_vid = ehea_vlan_rx_kill_vid,
+ .ndo_tx_timeout = ehea_tx_watchdog,
};
struct ehea_port *ehea_setup_single_port(struct ehea_adapter *adapter,
@@ -3142,7 +3148,6 @@ struct ehea_port *ehea_setup_single_port(struct ehea_adapter *adapter,
| NETIF_F_HIGHDMA | NETIF_F_IP_CSUM | NETIF_F_HW_VLAN_TX
| NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER
| NETIF_F_LLTX;
- dev->tx_timeout = &ehea_tx_watchdog;
dev->watchdog_timeo = EHEA_WATCH_DOG_TIMEOUT;
INIT_WORK(&port->reset_task, ehea_reset_port);
diff --git a/drivers/net/eql.c b/drivers/net/eql.c
index 51ead7941f8..5210bb1027c 100644
--- a/drivers/net/eql.c
+++ b/drivers/net/eql.c
@@ -542,6 +542,8 @@ static int eql_s_slave_cfg(struct net_device *dev, slave_config_t __user *scp)
}
spin_unlock_bh(&eql->queue.lock);
+ dev_put(slave_dev);
+
return ret;
}
diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index a515acccc61..682e7f0b558 100644
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -1240,6 +1240,7 @@ static void __inline__ fec_phy_ack_intr(void)
icrp = (volatile unsigned long *) (MCF_MBAR + MCFSIM_ICR1);
*icrp = 0x0d000000;
}
+#endif
#ifdef CONFIG_M5272
static void __inline__ fec_get_mac(struct net_device *dev)
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index d37465020bc..f9a846b1b92 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -1880,6 +1880,7 @@ static void nv_init_tx(struct net_device *dev)
np->tx_pkts_in_progress = 0;
np->tx_change_owner = NULL;
np->tx_end_flip = NULL;
+ np->tx_stop = 0;
for (i = 0; i < np->tx_ring_size; i++) {
if (!nv_optimized(np)) {
@@ -2530,6 +2531,8 @@ static void nv_tx_timeout(struct net_device *dev)
struct fe_priv *np = netdev_priv(dev);
u8 __iomem *base = get_hwbase(dev);
u32 status;
+ union ring_type put_tx;
+ int saved_tx_limit;
if (np->msi_flags & NV_MSI_X_ENABLED)
status = readl(base + NvRegMSIXIrqStatus) & NVREG_IRQSTAT_MASK;
@@ -2589,24 +2592,32 @@ static void nv_tx_timeout(struct net_device *dev)
/* 1) stop tx engine */
nv_stop_tx(dev);
- /* 2) check that the packets were not sent already: */
+ /* 2) complete any outstanding tx and do not give HW any limited tx pkts */
+ saved_tx_limit = np->tx_limit;
+ np->tx_limit = 0; /* prevent giving HW any limited pkts */
+ np->tx_stop = 0; /* prevent waking tx queue */
if (!nv_optimized(np))
nv_tx_done(dev, np->tx_ring_size);
else
nv_tx_done_optimized(dev, np->tx_ring_size);
- /* 3) if there are dead entries: clear everything */
- if (np->get_tx_ctx != np->put_tx_ctx) {
- printk(KERN_DEBUG "%s: tx_timeout: dead entries!\n", dev->name);
- nv_drain_tx(dev);
- nv_init_tx(dev);
- setup_hw_rings(dev, NV_SETUP_TX_RING);
- }
+ /* save current HW postion */
+ if (np->tx_change_owner)
+ put_tx.ex = np->tx_change_owner->first_tx_desc;
+ else
+ put_tx = np->put_tx;
- netif_wake_queue(dev);
+ /* 3) clear all tx state */
+ nv_drain_tx(dev);
+ nv_init_tx(dev);
+
+ /* 4) restore state to current HW position */
+ np->get_tx = np->put_tx = put_tx;
+ np->tx_limit = saved_tx_limit;
- /* 4) restart tx engine */
+ /* 5) restart tx engine */
nv_start_tx(dev);
+ netif_wake_queue(dev);
spin_unlock_irq(&np->lock);
}
@@ -3745,14 +3756,14 @@ static int nv_napi_poll(struct napi_struct *napi, int budget)
mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
}
spin_unlock_irqrestore(&np->lock, flags);
- __napi_complete(napi);
+ napi_complete(napi);
return rx_work;
}
if (rx_work < budget) {
/* re-enable interrupts
(msix not enabled in napi) */
- __napi_complete(napi);
+ napi_complete(napi);
writel(np->irqmask, base + NvRegIrqMask);
}
diff --git a/drivers/net/fs_enet/fs_enet-main.c b/drivers/net/fs_enet/fs_enet-main.c
index b037ce9857b..a9cbc3191a2 100644
--- a/drivers/net/fs_enet/fs_enet-main.c
+++ b/drivers/net/fs_enet/fs_enet-main.c
@@ -1019,6 +1019,22 @@ out_put_phy:
#define IS_FEC(match) 0
#endif
+static const struct net_device_ops fs_enet_netdev_ops = {
+ .ndo_open = fs_enet_open,
+ .ndo_stop = fs_enet_close,
+ .ndo_get_stats = fs_enet_get_stats,
+ .ndo_start_xmit = fs_enet_start_xmit,
+ .ndo_tx_timeout = fs_timeout,
+ .ndo_set_multicast_list = fs_set_multicast_list,
+ .ndo_do_ioctl = fs_ioctl,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_change_mtu = eth_change_mtu,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = fs_enet_netpoll,
+#endif
+};
+
static int __devinit fs_enet_probe(struct of_device *ofdev,
const struct of_device_id *match)
{
@@ -1093,22 +1109,13 @@ static int __devinit fs_enet_probe(struct of_device *ofdev,
fep->tx_ring = fpi->tx_ring;
fep->rx_ring = fpi->rx_ring;
- ndev->open = fs_enet_open;
- ndev->hard_start_xmit = fs_enet_start_xmit;
- ndev->tx_timeout = fs_timeout;
+ ndev->netdev_ops = &fs_enet_netdev_ops;
ndev->watchdog_timeo = 2 * HZ;
- ndev->stop = fs_enet_close;
- ndev->get_stats = fs_enet_get_stats;
- ndev->set_multicast_list = fs_set_multicast_list;
-#ifdef CONFIG_NET_POLL_CONTROLLER
- ndev->poll_controller = fs_enet_netpoll;
-#endif
if (fpi->use_napi)
netif_napi_add(ndev, &fep->napi, fs_enet_rx_napi,
fpi->napi_weight);
ndev->ethtool_ops = &fs_ethtool_ops;
- ndev->do_ioctl = fs_ioctl;
init_timer(&fep->phy_timer_list);
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 65f55877be9..b2c49679bba 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -1583,8 +1583,10 @@ static void gfar_reset_task(struct work_struct *work)
struct net_device *dev = priv->ndev;
if (dev->flags & IFF_UP) {
+ netif_stop_queue(dev);
stop_gfar(dev);
startup_gfar(dev);
+ netif_start_queue(dev);
}
netif_tx_schedule_all(dev);
diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c
index 77e4b5b52fc..806533c831c 100644
--- a/drivers/net/ibm_newemac/core.c
+++ b/drivers/net/ibm_newemac/core.c
@@ -2686,6 +2686,32 @@ static int __devinit emac_init_config(struct emac_instance *dev)
return 0;
}
+static const struct net_device_ops emac_netdev_ops = {
+ .ndo_open = emac_open,
+ .ndo_stop = emac_close,
+ .ndo_get_stats = emac_stats,
+ .ndo_set_multicast_list = emac_set_multicast_list,
+ .ndo_do_ioctl = emac_ioctl,
+ .ndo_tx_timeout = emac_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_start_xmit = emac_start_xmit,
+ .ndo_change_mtu = eth_change_mtu,
+};
+
+static const struct net_device_ops emac_gige_netdev_ops = {
+ .ndo_open = emac_open,
+ .ndo_stop = emac_close,
+ .ndo_get_stats = emac_stats,
+ .ndo_set_multicast_list = emac_set_multicast_list,
+ .ndo_do_ioctl = emac_ioctl,
+ .ndo_tx_timeout = emac_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_start_xmit = emac_start_xmit_sg,
+ .ndo_change_mtu = emac_change_mtu,
+};
+
static int __devinit emac_probe(struct of_device *ofdev,
const struct of_device_id *match)
{
@@ -2827,23 +2853,14 @@ static int __devinit emac_probe(struct of_device *ofdev,
if (err != 0)
goto err_detach_tah;
- /* Fill in the driver function table */
- ndev->open = &emac_open;
if (dev->tah_dev)
ndev->features |= NETIF_F_IP_CSUM | NETIF_F_SG;
- ndev->tx_timeout = &emac_tx_timeout;
ndev->watchdog_timeo = 5 * HZ;
- ndev->stop = &emac_close;
- ndev->get_stats = &emac_stats;
- ndev->set_multicast_list = &emac_set_multicast_list;
- ndev->do_ioctl = &emac_ioctl;
if (emac_phy_supports_gige(dev->phy_mode)) {
- ndev->hard_start_xmit = &emac_start_xmit_sg;
- ndev->change_mtu = &emac_change_mtu;
+ ndev->netdev_ops = &emac_gige_netdev_ops;
dev->commac.ops = &emac_commac_sg_ops;
- } else {
- ndev->hard_start_xmit = &emac_start_xmit;
- }
+ } else
+ ndev->netdev_ops = &emac_netdev_ops;
SET_ETHTOOL_OPS(ndev, &emac_ethtool_ops);
netif_carrier_off(ndev);
diff --git a/drivers/net/igb/e1000_mac.c b/drivers/net/igb/e1000_mac.c
index f4c315b5a90..472f3f12484 100644
--- a/drivers/net/igb/e1000_mac.c
+++ b/drivers/net/igb/e1000_mac.c
@@ -111,7 +111,7 @@ void igb_clear_vfta(struct e1000_hw *hw)
* Writes value at the given offset in the register array which stores
* the VLAN filter table.
**/
-void igb_write_vfta(struct e1000_hw *hw, u32 offset, u32 value)
+static void igb_write_vfta(struct e1000_hw *hw, u32 offset, u32 value)
{
array_wr32(E1000_VFTA, offset, value);
wrfl();
diff --git a/drivers/net/igb/e1000_mac.h b/drivers/net/igb/e1000_mac.h
index a34de526963..1d690b4c9ae 100644
--- a/drivers/net/igb/e1000_mac.h
+++ b/drivers/net/igb/e1000_mac.h
@@ -66,7 +66,6 @@ void igb_rar_set(struct e1000_hw *hw, u8 *addr, u32 index);
s32 igb_check_alt_mac_addr(struct e1000_hw *hw);
void igb_reset_adaptive(struct e1000_hw *hw);
void igb_update_adaptive(struct e1000_hw *hw);
-void igb_write_vfta(struct e1000_hw *hw, u32 offset, u32 value);
bool igb_enable_mng_pass_thru(struct e1000_hw *hw);
diff --git a/drivers/net/igb/e1000_mbx.c b/drivers/net/igb/e1000_mbx.c
index fe71c7ddaa0..840782fb573 100644
--- a/drivers/net/igb/e1000_mbx.c
+++ b/drivers/net/igb/e1000_mbx.c
@@ -188,7 +188,7 @@ out:
* returns SUCCESS if it successfully received a message notification and
* copied it into the receive buffer.
**/
-s32 igb_read_posted_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id)
+static s32 igb_read_posted_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id)
{
struct e1000_mbx_info *mbx = &hw->mbx;
s32 ret_val = -E1000_ERR_MBX;
@@ -214,7 +214,7 @@ out:
* returns SUCCESS if it successfully copied message into the buffer and
* received an ack to that message within delay * timeout period
**/
-s32 igb_write_posted_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id)
+static s32 igb_write_posted_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id)
{
struct e1000_mbx_info *mbx = &hw->mbx;
s32 ret_val = 0;
@@ -232,19 +232,6 @@ out:
return ret_val;
}
-/**
- * e1000_init_mbx_ops_generic - Initialize NVM function pointers
- * @hw: pointer to the HW structure
- *
- * Setups up the function pointers to no-op functions
- **/
-void e1000_init_mbx_ops_generic(struct e1000_hw *hw)
-{
- struct e1000_mbx_info *mbx = &hw->mbx;
- mbx->ops.read_posted = igb_read_posted_mbx;
- mbx->ops.write_posted = igb_write_posted_mbx;
-}
-
static s32 igb_check_for_bit_pf(struct e1000_hw *hw, u32 mask)
{
u32 mbvficr = rd32(E1000_MBVFICR);
diff --git a/drivers/net/igb/e1000_mbx.h b/drivers/net/igb/e1000_mbx.h
index 6ec9890a8f7..ebc02ea3f19 100644
--- a/drivers/net/igb/e1000_mbx.h
+++ b/drivers/net/igb/e1000_mbx.h
@@ -67,8 +67,6 @@
s32 igb_read_mbx(struct e1000_hw *, u32 *, u16, u16);
s32 igb_write_mbx(struct e1000_hw *, u32 *, u16, u16);
-s32 igb_read_posted_mbx(struct e1000_hw *, u32 *, u16, u16);
-s32 igb_write_posted_mbx(struct e1000_hw *, u32 *, u16, u16);
s32 igb_check_for_msg(struct e1000_hw *, u16);
s32 igb_check_for_ack(struct e1000_hw *, u16);
s32 igb_check_for_rst(struct e1000_hw *, u16);
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index 6b0697c565b..08c801490c7 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -152,14 +152,13 @@ static struct notifier_block dca_notifier = {
/* for netdump / net console */
static void igb_netpoll(struct net_device *);
#endif
-
#ifdef CONFIG_PCI_IOV
-static ssize_t igb_set_num_vfs(struct device *, struct device_attribute *,
- const char *, size_t);
-static ssize_t igb_show_num_vfs(struct device *, struct device_attribute *,
- char *);
-DEVICE_ATTR(num_vfs, S_IRUGO | S_IWUSR, igb_show_num_vfs, igb_set_num_vfs);
-#endif
+static unsigned int max_vfs = 0;
+module_param(max_vfs, uint, 0);
+MODULE_PARM_DESC(max_vfs, "Maximum number of virtual functions to allocate "
+ "per physical function");
+#endif /* CONFIG_PCI_IOV */
+
static pci_ers_result_t igb_io_error_detected(struct pci_dev *,
pci_channel_state_t);
static pci_ers_result_t igb_io_slot_reset(struct pci_dev *);
@@ -671,6 +670,21 @@ static void igb_set_interrupt_capability(struct igb_adapter *adapter)
/* If we can't do MSI-X, try MSI */
msi_only:
+#ifdef CONFIG_PCI_IOV
+ /* disable SR-IOV for non MSI-X configurations */
+ if (adapter->vf_data) {
+ struct e1000_hw *hw = &adapter->hw;
+ /* disable iov and allow time for transactions to clear */
+ pci_disable_sriov(adapter->pdev);
+ msleep(500);
+
+ kfree(adapter->vf_data);
+ adapter->vf_data = NULL;
+ wr32(E1000_IOVCTL, E1000_IOVCTL_REUSE_VFQ);
+ msleep(100);
+ dev_info(&adapter->pdev->dev, "IOV Disabled\n");
+ }
+#endif
adapter->num_rx_queues = 1;
adapter->num_tx_queues = 1;
if (!pci_enable_msi(adapter->pdev))
@@ -1238,6 +1252,46 @@ static int __devinit igb_probe(struct pci_dev *pdev,
if (err)
goto err_sw_init;
+#ifdef CONFIG_PCI_IOV
+ /* since iov functionality isn't critical to base device function we
+ * can accept failure. If it fails we don't allow iov to be enabled */
+ if (hw->mac.type == e1000_82576) {
+ /* 82576 supports a maximum of 7 VFs in addition to the PF */
+ unsigned int num_vfs = (max_vfs > 7) ? 7 : max_vfs;
+ int i;
+ unsigned char mac_addr[ETH_ALEN];
+
+ if (num_vfs) {
+ adapter->vf_data = kcalloc(num_vfs,
+ sizeof(struct vf_data_storage),
+ GFP_KERNEL);
+ if (!adapter->vf_data) {
+ dev_err(&pdev->dev,
+ "Could not allocate VF private data - "
+ "IOV enable failed\n");
+ } else {
+ err = pci_enable_sriov(pdev, num_vfs);
+ if (!err) {
+ adapter->vfs_allocated_count = num_vfs;
+ dev_info(&pdev->dev,
+ "%d vfs allocated\n",
+ num_vfs);
+ for (i = 0;
+ i < adapter->vfs_allocated_count;
+ i++) {
+ random_ether_addr(mac_addr);
+ igb_set_vf_mac(adapter, i,
+ mac_addr);
+ }
+ } else {
+ kfree(adapter->vf_data);
+ adapter->vf_data = NULL;
+ }
+ }
+ }
+ }
+
+#endif
/* setup the private structure */
err = igb_sw_init(adapter);
if (err)
@@ -1397,19 +1451,6 @@ static int __devinit igb_probe(struct pci_dev *pdev,
if (err)
goto err_register;
-#ifdef CONFIG_PCI_IOV
- /* since iov functionality isn't critical to base device function we
- * can accept failure. If it fails we don't allow iov to be enabled */
- if (hw->mac.type == e1000_82576) {
- err = pci_enable_sriov(pdev, 0);
- if (!err)
- err = device_create_file(&netdev->dev,
- &dev_attr_num_vfs);
- if (err)
- dev_err(&pdev->dev, "Failed to initialize IOV\n");
- }
-
-#endif
#ifdef CONFIG_IGB_DCA
if (dca_add_requester(&pdev->dev) == 0) {
adapter->flags |= IGB_FLAG_DCA_ENABLED;
@@ -5422,89 +5463,4 @@ static void igb_vmm_control(struct igb_adapter *adapter)
igb_vmdq_set_replication_pf(hw, true);
}
-#ifdef CONFIG_PCI_IOV
-static ssize_t igb_show_num_vfs(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct igb_adapter *adapter = netdev_priv(to_net_dev(dev));
-
- return sprintf(buf, "%d\n", adapter->vfs_allocated_count);
-}
-
-static ssize_t igb_set_num_vfs(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct net_device *netdev = to_net_dev(dev);
- struct igb_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- struct pci_dev *pdev = adapter->pdev;
- unsigned int num_vfs, i;
- unsigned char mac_addr[ETH_ALEN];
- int err;
-
- sscanf(buf, "%u", &num_vfs);
-
- if (num_vfs > 7)
- num_vfs = 7;
-
- /* value unchanged do nothing */
- if (num_vfs == adapter->vfs_allocated_count)
- return count;
-
- if (netdev->flags & IFF_UP)
- igb_close(netdev);
-
- igb_reset_interrupt_capability(adapter);
- igb_free_queues(adapter);
- adapter->tx_ring = NULL;
- adapter->rx_ring = NULL;
- adapter->vfs_allocated_count = 0;
-
- /* reclaim resources allocated to VFs since we are changing count */
- if (adapter->vf_data) {
- /* disable iov and allow time for transactions to clear */
- pci_disable_sriov(pdev);
- msleep(500);
-
- kfree(adapter->vf_data);
- adapter->vf_data = NULL;
- wr32(E1000_IOVCTL, E1000_IOVCTL_REUSE_VFQ);
- msleep(100);
- dev_info(&pdev->dev, "IOV Disabled\n");
- }
-
- if (num_vfs) {
- adapter->vf_data = kcalloc(num_vfs,
- sizeof(struct vf_data_storage),
- GFP_KERNEL);
- if (!adapter->vf_data) {
- dev_err(&pdev->dev, "Could not allocate VF private "
- "data - IOV enable failed\n");
- } else {
- err = pci_enable_sriov(pdev, num_vfs);
- if (!err) {
- adapter->vfs_allocated_count = num_vfs;
- dev_info(&pdev->dev, "%d vfs allocated\n", num_vfs);
- for (i = 0; i < adapter->vfs_allocated_count; i++) {
- random_ether_addr(mac_addr);
- igb_set_vf_mac(adapter, i, mac_addr);
- }
- } else {
- kfree(adapter->vf_data);
- adapter->vf_data = NULL;
- }
- }
- }
-
- igb_set_interrupt_capability(adapter);
- igb_alloc_queues(adapter);
- igb_reset(adapter);
-
- if (netdev->flags & IFF_UP)
- igb_open(netdev);
-
- return count;
-}
-#endif /* CONFIG_PCI_IOV */
/* igb_main.c */
diff --git a/drivers/net/igbvf/Makefile b/drivers/net/igbvf/Makefile
new file mode 100644
index 00000000000..c2f150d8f2d
--- /dev/null
+++ b/drivers/net/igbvf/Makefile
@@ -0,0 +1,38 @@
+################################################################################
+#
+# Intel(R) 82576 Virtual Function Linux driver
+# Copyright(c) 2009 Intel Corporation.
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms and conditions of the GNU General Public License,
+# version 2, as published by the Free Software Foundation.
+#
+# This program is distributed in the hope it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+# more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# The full GNU General Public License is included in this distribution in
+# the file called "COPYING".
+#
+# Contact Information:
+# e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+# Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+#
+################################################################################
+
+#
+# Makefile for the Intel(R) 82576 VF ethernet driver
+#
+
+obj-$(CONFIG_IGBVF) += igbvf.o
+
+igbvf-objs := vf.o \
+ mbx.o \
+ ethtool.o \
+ netdev.o
+
diff --git a/drivers/net/igbvf/defines.h b/drivers/net/igbvf/defines.h
new file mode 100644
index 00000000000..88a47537518
--- /dev/null
+++ b/drivers/net/igbvf/defines.h
@@ -0,0 +1,125 @@
+/*******************************************************************************
+
+ Intel(R) 82576 Virtual Function Linux driver
+ Copyright(c) 1999 - 2009 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Contact Information:
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+#ifndef _E1000_DEFINES_H_
+#define _E1000_DEFINES_H_
+
+/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
+#define REQ_TX_DESCRIPTOR_MULTIPLE 8
+#define REQ_RX_DESCRIPTOR_MULTIPLE 8
+
+/* IVAR valid bit */
+#define E1000_IVAR_VALID 0x80
+
+/* Receive Descriptor bit definitions */
+#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */
+#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */
+#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */
+#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */
+#define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum calculated */
+#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */
+#define E1000_RXD_STAT_IPCS 0x40 /* IP xsum calculated */
+#define E1000_RXD_ERR_SE 0x02 /* Symbol Error */
+#define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */
+
+#define E1000_RXDEXT_STATERR_CE 0x01000000
+#define E1000_RXDEXT_STATERR_SE 0x02000000
+#define E1000_RXDEXT_STATERR_SEQ 0x04000000
+#define E1000_RXDEXT_STATERR_CXE 0x10000000
+#define E1000_RXDEXT_STATERR_TCPE 0x20000000
+#define E1000_RXDEXT_STATERR_IPE 0x40000000
+#define E1000_RXDEXT_STATERR_RXE 0x80000000
+
+
+/* Same mask, but for extended and packet split descriptors */
+#define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
+ E1000_RXDEXT_STATERR_CE | \
+ E1000_RXDEXT_STATERR_SE | \
+ E1000_RXDEXT_STATERR_SEQ | \
+ E1000_RXDEXT_STATERR_CXE | \
+ E1000_RXDEXT_STATERR_RXE)
+
+/* Device Control */
+#define E1000_CTRL_RST 0x04000000 /* Global reset */
+
+/* Device Status */
+#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */
+#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */
+#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */
+#define E1000_STATUS_SPEED_10 0x00000000 /* Speed 10Mb/s */
+#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */
+#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */
+
+#define SPEED_10 10
+#define SPEED_100 100
+#define SPEED_1000 1000
+#define HALF_DUPLEX 1
+#define FULL_DUPLEX 2
+
+/* Transmit Descriptor bit definitions */
+#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */
+#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */
+#define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */
+#define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */
+
+#define MAX_JUMBO_FRAME_SIZE 0x3F00
+
+/* 802.1q VLAN Packet Size */
+#define VLAN_TAG_SIZE 4 /* 802.3ac tag (not DMA'd) */
+
+/* Error Codes */
+#define E1000_SUCCESS 0
+#define E1000_ERR_CONFIG 3
+#define E1000_ERR_MAC_INIT 5
+#define E1000_ERR_MBX 15
+
+#ifndef ETH_ADDR_LEN
+#define ETH_ADDR_LEN 6
+#endif
+
+/* SRRCTL bit definitions */
+#define E1000_SRRCTL_BSIZEPKT_SHIFT 10 /* Shift _right_ */
+#define E1000_SRRCTL_BSIZEHDRSIZE_MASK 0x00000F00
+#define E1000_SRRCTL_BSIZEHDRSIZE_SHIFT 2 /* Shift _left_ */
+#define E1000_SRRCTL_DESCTYPE_ADV_ONEBUF 0x02000000
+#define E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS 0x0A000000
+#define E1000_SRRCTL_DESCTYPE_MASK 0x0E000000
+#define E1000_SRRCTL_DROP_EN 0x80000000
+
+#define E1000_SRRCTL_BSIZEPKT_MASK 0x0000007F
+#define E1000_SRRCTL_BSIZEHDR_MASK 0x00003F00
+
+/* Additional Descriptor Control definitions */
+#define E1000_TXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Tx Queue */
+#define E1000_RXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Rx Queue */
+
+/* Direct Cache Access (DCA) definitions */
+#define E1000_DCA_TXCTRL_TX_WB_RO_EN (1 << 11) /* Tx Desc writeback RO bit */
+
+#define E1000_VF_INIT_TIMEOUT 200 /* Number of retries to clear RSTI */
+
+#endif /* _E1000_DEFINES_H_ */
diff --git a/drivers/net/igbvf/ethtool.c b/drivers/net/igbvf/ethtool.c
new file mode 100644
index 00000000000..1dcaa690531
--- /dev/null
+++ b/drivers/net/igbvf/ethtool.c
@@ -0,0 +1,540 @@
+/*******************************************************************************
+
+ Intel(R) 82576 Virtual Function Linux driver
+ Copyright(c) 2009 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Contact Information:
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+/* ethtool support for igbvf */
+
+#include <linux/netdevice.h>
+#include <linux/ethtool.h>
+#include <linux/pci.h>
+#include <linux/vmalloc.h>
+#include <linux/delay.h>
+
+#include "igbvf.h"
+#include <linux/if_vlan.h>
+
+
+struct igbvf_stats {
+ char stat_string[ETH_GSTRING_LEN];
+ int sizeof_stat;
+ int stat_offset;
+ int base_stat_offset;
+};
+
+#define IGBVF_STAT(current, base) \
+ sizeof(((struct igbvf_adapter *)0)->current), \
+ offsetof(struct igbvf_adapter, current), \
+ offsetof(struct igbvf_adapter, base)
+
+static const struct igbvf_stats igbvf_gstrings_stats[] = {
+ { "rx_packets", IGBVF_STAT(stats.gprc, stats.base_gprc) },
+ { "tx_packets", IGBVF_STAT(stats.gptc, stats.base_gptc) },
+ { "rx_bytes", IGBVF_STAT(stats.gorc, stats.base_gorc) },
+ { "tx_bytes", IGBVF_STAT(stats.gotc, stats.base_gotc) },
+ { "multicast", IGBVF_STAT(stats.mprc, stats.base_mprc) },
+ { "lbrx_bytes", IGBVF_STAT(stats.gorlbc, stats.base_gorlbc) },
+ { "lbrx_packets", IGBVF_STAT(stats.gprlbc, stats.base_gprlbc) },
+ { "tx_restart_queue", IGBVF_STAT(restart_queue, zero_base) },
+ { "rx_long_byte_count", IGBVF_STAT(stats.gorc, stats.base_gorc) },
+ { "rx_csum_offload_good", IGBVF_STAT(hw_csum_good, zero_base) },
+ { "rx_csum_offload_errors", IGBVF_STAT(hw_csum_err, zero_base) },
+ { "rx_header_split", IGBVF_STAT(rx_hdr_split, zero_base) },
+ { "alloc_rx_buff_failed", IGBVF_STAT(alloc_rx_buff_failed, zero_base) },
+};
+
+#define IGBVF_GLOBAL_STATS_LEN ARRAY_SIZE(igbvf_gstrings_stats)
+
+static const char igbvf_gstrings_test[][ETH_GSTRING_LEN] = {
+ "Link test (on/offline)"
+};
+
+#define IGBVF_TEST_LEN ARRAY_SIZE(igbvf_gstrings_test)
+
+static int igbvf_get_settings(struct net_device *netdev,
+ struct ethtool_cmd *ecmd)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+ u32 status;
+
+ ecmd->supported = SUPPORTED_1000baseT_Full;
+
+ ecmd->advertising = ADVERTISED_1000baseT_Full;
+
+ ecmd->port = -1;
+ ecmd->transceiver = XCVR_DUMMY1;
+
+ status = er32(STATUS);
+ if (status & E1000_STATUS_LU) {
+ if (status & E1000_STATUS_SPEED_1000)
+ ecmd->speed = 1000;
+ else if (status & E1000_STATUS_SPEED_100)
+ ecmd->speed = 100;
+ else
+ ecmd->speed = 10;
+
+ if (status & E1000_STATUS_FD)
+ ecmd->duplex = DUPLEX_FULL;
+ else
+ ecmd->duplex = DUPLEX_HALF;
+ } else {
+ ecmd->speed = -1;
+ ecmd->duplex = -1;
+ }
+
+ ecmd->autoneg = AUTONEG_DISABLE;
+
+ return 0;
+}
+
+static u32 igbvf_get_link(struct net_device *netdev)
+{
+ return netif_carrier_ok(netdev);
+}
+
+static int igbvf_set_settings(struct net_device *netdev,
+ struct ethtool_cmd *ecmd)
+{
+ return -EOPNOTSUPP;
+}
+
+static void igbvf_get_pauseparam(struct net_device *netdev,
+ struct ethtool_pauseparam *pause)
+{
+ return;
+}
+
+static int igbvf_set_pauseparam(struct net_device *netdev,
+ struct ethtool_pauseparam *pause)
+{
+ return -EOPNOTSUPP;
+}
+
+static u32 igbvf_get_tx_csum(struct net_device *netdev)
+{
+ return ((netdev->features & NETIF_F_IP_CSUM) != 0);
+}
+
+static int igbvf_set_tx_csum(struct net_device *netdev, u32 data)
+{
+ if (data)
+ netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
+ else
+ netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
+ return 0;
+}
+
+static int igbvf_set_tso(struct net_device *netdev, u32 data)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ int i;
+ struct net_device *v_netdev;
+
+ if (data) {
+ netdev->features |= NETIF_F_TSO;
+ netdev->features |= NETIF_F_TSO6;
+ } else {
+ netdev->features &= ~NETIF_F_TSO;
+ netdev->features &= ~NETIF_F_TSO6;
+ /* disable TSO on all VLANs if they're present */
+ if (!adapter->vlgrp)
+ goto tso_out;
+ for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) {
+ v_netdev = vlan_group_get_device(adapter->vlgrp, i);
+ if (!v_netdev)
+ continue;
+
+ v_netdev->features &= ~NETIF_F_TSO;
+ v_netdev->features &= ~NETIF_F_TSO6;
+ vlan_group_set_device(adapter->vlgrp, i, v_netdev);
+ }
+ }
+
+tso_out:
+ dev_info(&adapter->pdev->dev, "TSO is %s\n",
+ data ? "Enabled" : "Disabled");
+ adapter->flags |= FLAG_TSO_FORCE;
+ return 0;
+}
+
+static u32 igbvf_get_msglevel(struct net_device *netdev)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ return adapter->msg_enable;
+}
+
+static void igbvf_set_msglevel(struct net_device *netdev, u32 data)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ adapter->msg_enable = data;
+}
+
+static int igbvf_get_regs_len(struct net_device *netdev)
+{
+#define IGBVF_REGS_LEN 8
+ return IGBVF_REGS_LEN * sizeof(u32);
+}
+
+static void igbvf_get_regs(struct net_device *netdev,
+ struct ethtool_regs *regs, void *p)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+ u32 *regs_buff = p;
+ u8 revision_id;
+
+ memset(p, 0, IGBVF_REGS_LEN * sizeof(u32));
+
+ pci_read_config_byte(adapter->pdev, PCI_REVISION_ID, &revision_id);
+
+ regs->version = (1 << 24) | (revision_id << 16) | adapter->pdev->device;
+
+ regs_buff[0] = er32(CTRL);
+ regs_buff[1] = er32(STATUS);
+
+ regs_buff[2] = er32(RDLEN(0));
+ regs_buff[3] = er32(RDH(0));
+ regs_buff[4] = er32(RDT(0));
+
+ regs_buff[5] = er32(TDLEN(0));
+ regs_buff[6] = er32(TDH(0));
+ regs_buff[7] = er32(TDT(0));
+}
+
+static int igbvf_get_eeprom_len(struct net_device *netdev)
+{
+ return 0;
+}
+
+static int igbvf_get_eeprom(struct net_device *netdev,
+ struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+ return -EOPNOTSUPP;
+}
+
+static int igbvf_set_eeprom(struct net_device *netdev,
+ struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+ return -EOPNOTSUPP;
+}
+
+static void igbvf_get_drvinfo(struct net_device *netdev,
+ struct ethtool_drvinfo *drvinfo)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ char firmware_version[32] = "N/A";
+
+ strncpy(drvinfo->driver, igbvf_driver_name, 32);
+ strncpy(drvinfo->version, igbvf_driver_version, 32);
+ strncpy(drvinfo->fw_version, firmware_version, 32);
+ strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
+ drvinfo->regdump_len = igbvf_get_regs_len(netdev);
+ drvinfo->eedump_len = igbvf_get_eeprom_len(netdev);
+}
+
+static void igbvf_get_ringparam(struct net_device *netdev,
+ struct ethtool_ringparam *ring)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct igbvf_ring *tx_ring = adapter->tx_ring;
+ struct igbvf_ring *rx_ring = adapter->rx_ring;
+
+ ring->rx_max_pending = IGBVF_MAX_RXD;
+ ring->tx_max_pending = IGBVF_MAX_TXD;
+ ring->rx_mini_max_pending = 0;
+ ring->rx_jumbo_max_pending = 0;
+ ring->rx_pending = rx_ring->count;
+ ring->tx_pending = tx_ring->count;
+ ring->rx_mini_pending = 0;
+ ring->rx_jumbo_pending = 0;
+}
+
+static int igbvf_set_ringparam(struct net_device *netdev,
+ struct ethtool_ringparam *ring)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct igbvf_ring *temp_ring;
+ int err;
+ u32 new_rx_count, new_tx_count;
+
+ if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
+ return -EINVAL;
+
+ new_rx_count = max(ring->rx_pending, (u32)IGBVF_MIN_RXD);
+ new_rx_count = min(new_rx_count, (u32)IGBVF_MAX_RXD);
+ new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE);
+
+ new_tx_count = max(ring->tx_pending, (u32)IGBVF_MIN_TXD);
+ new_tx_count = min(new_tx_count, (u32)IGBVF_MAX_TXD);
+ new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE);
+
+ if ((new_tx_count == adapter->tx_ring->count) &&
+ (new_rx_count == adapter->rx_ring->count)) {
+ /* nothing to do */
+ return 0;
+ }
+
+ temp_ring = vmalloc(sizeof(struct igbvf_ring));
+ if (!temp_ring)
+ return -ENOMEM;
+
+ while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state))
+ msleep(1);
+
+ if (netif_running(adapter->netdev))
+ igbvf_down(adapter);
+
+ /*
+ * We can't just free everything and then setup again,
+ * because the ISRs in MSI-X mode get passed pointers
+ * to the tx and rx ring structs.
+ */
+ if (new_tx_count != adapter->tx_ring->count) {
+ memcpy(temp_ring, adapter->tx_ring, sizeof(struct igbvf_ring));
+
+ temp_ring->count = new_tx_count;
+ err = igbvf_setup_tx_resources(adapter, temp_ring);
+ if (err)
+ goto err_setup;
+
+ igbvf_free_tx_resources(adapter->tx_ring);
+
+ memcpy(adapter->tx_ring, temp_ring, sizeof(struct igbvf_ring));
+ }
+
+ if (new_rx_count != adapter->rx_ring->count) {
+ memcpy(temp_ring, adapter->rx_ring, sizeof(struct igbvf_ring));
+
+ temp_ring->count = new_rx_count;
+ err = igbvf_setup_rx_resources(adapter, temp_ring);
+ if (err)
+ goto err_setup;
+
+ igbvf_free_rx_resources(adapter->rx_ring);
+
+ memcpy(adapter->rx_ring, temp_ring,sizeof(struct igbvf_ring));
+ }
+
+ err = 0;
+err_setup:
+ if (netif_running(adapter->netdev))
+ igbvf_up(adapter);
+
+ clear_bit(__IGBVF_RESETTING, &adapter->state);
+ vfree(temp_ring);
+ return err;
+}
+
+static int igbvf_link_test(struct igbvf_adapter *adapter, u64 *data)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ *data = 0;
+
+ hw->mac.ops.check_for_link(hw);
+
+ if (!(er32(STATUS) & E1000_STATUS_LU))
+ *data = 1;
+
+ return *data;
+}
+
+static int igbvf_get_self_test_count(struct net_device *netdev)
+{
+ return IGBVF_TEST_LEN;
+}
+
+static int igbvf_get_stats_count(struct net_device *netdev)
+{
+ return IGBVF_GLOBAL_STATS_LEN;
+}
+
+static void igbvf_diag_test(struct net_device *netdev,
+ struct ethtool_test *eth_test, u64 *data)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ set_bit(__IGBVF_TESTING, &adapter->state);
+
+ /*
+ * Link test performed before hardware reset so autoneg doesn't
+ * interfere with test result
+ */
+ if (igbvf_link_test(adapter, &data[0]))
+ eth_test->flags |= ETH_TEST_FL_FAILED;
+
+ clear_bit(__IGBVF_TESTING, &adapter->state);
+ msleep_interruptible(4 * 1000);
+}
+
+static void igbvf_get_wol(struct net_device *netdev,
+ struct ethtool_wolinfo *wol)
+{
+ wol->supported = 0;
+ wol->wolopts = 0;
+
+ return;
+}
+
+static int igbvf_set_wol(struct net_device *netdev,
+ struct ethtool_wolinfo *wol)
+{
+ return -EOPNOTSUPP;
+}
+
+static int igbvf_phys_id(struct net_device *netdev, u32 data)
+{
+ return 0;
+}
+
+static int igbvf_get_coalesce(struct net_device *netdev,
+ struct ethtool_coalesce *ec)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ if (adapter->itr_setting <= 3)
+ ec->rx_coalesce_usecs = adapter->itr_setting;
+ else
+ ec->rx_coalesce_usecs = adapter->itr_setting >> 2;
+
+ return 0;
+}
+
+static int igbvf_set_coalesce(struct net_device *netdev,
+ struct ethtool_coalesce *ec)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+
+ if ((ec->rx_coalesce_usecs > IGBVF_MAX_ITR_USECS) ||
+ ((ec->rx_coalesce_usecs > 3) &&
+ (ec->rx_coalesce_usecs < IGBVF_MIN_ITR_USECS)) ||
+ (ec->rx_coalesce_usecs == 2))
+ return -EINVAL;
+
+ /* convert to rate of irq's per second */
+ if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3) {
+ adapter->itr = IGBVF_START_ITR;
+ adapter->itr_setting = ec->rx_coalesce_usecs;
+ } else {
+ adapter->itr = ec->rx_coalesce_usecs << 2;
+ adapter->itr_setting = adapter->itr;
+ }
+
+ writel(adapter->itr,
+ hw->hw_addr + adapter->rx_ring[0].itr_register);
+
+ return 0;
+}
+
+static int igbvf_nway_reset(struct net_device *netdev)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ if (netif_running(netdev))
+ igbvf_reinit_locked(adapter);
+ return 0;
+}
+
+
+static void igbvf_get_ethtool_stats(struct net_device *netdev,
+ struct ethtool_stats *stats,
+ u64 *data)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ int i;
+
+ igbvf_update_stats(adapter);
+ for (i = 0; i < IGBVF_GLOBAL_STATS_LEN; i++) {
+ char *p = (char *)adapter +
+ igbvf_gstrings_stats[i].stat_offset;
+ char *b = (char *)adapter +
+ igbvf_gstrings_stats[i].base_stat_offset;
+ data[i] = ((igbvf_gstrings_stats[i].sizeof_stat ==
+ sizeof(u64)) ? (*(u64 *)p - *(u64 *)b) :
+ (*(u32 *)p - *(u32 *)b));
+ }
+
+}
+
+static void igbvf_get_strings(struct net_device *netdev, u32 stringset,
+ u8 *data)
+{
+ u8 *p = data;
+ int i;
+
+ switch (stringset) {
+ case ETH_SS_TEST:
+ memcpy(data, *igbvf_gstrings_test, sizeof(igbvf_gstrings_test));
+ break;
+ case ETH_SS_STATS:
+ for (i = 0; i < IGBVF_GLOBAL_STATS_LEN; i++) {
+ memcpy(p, igbvf_gstrings_stats[i].stat_string,
+ ETH_GSTRING_LEN);
+ p += ETH_GSTRING_LEN;
+ }
+ break;
+ }
+}
+
+static const struct ethtool_ops igbvf_ethtool_ops = {
+ .get_settings = igbvf_get_settings,
+ .set_settings = igbvf_set_settings,
+ .get_drvinfo = igbvf_get_drvinfo,
+ .get_regs_len = igbvf_get_regs_len,
+ .get_regs = igbvf_get_regs,
+ .get_wol = igbvf_get_wol,
+ .set_wol = igbvf_set_wol,
+ .get_msglevel = igbvf_get_msglevel,
+ .set_msglevel = igbvf_set_msglevel,
+ .nway_reset = igbvf_nway_reset,
+ .get_link = igbvf_get_link,
+ .get_eeprom_len = igbvf_get_eeprom_len,
+ .get_eeprom = igbvf_get_eeprom,
+ .set_eeprom = igbvf_set_eeprom,
+ .get_ringparam = igbvf_get_ringparam,
+ .set_ringparam = igbvf_set_ringparam,
+ .get_pauseparam = igbvf_get_pauseparam,
+ .set_pauseparam = igbvf_set_pauseparam,
+ .get_tx_csum = igbvf_get_tx_csum,
+ .set_tx_csum = igbvf_set_tx_csum,
+ .get_sg = ethtool_op_get_sg,
+ .set_sg = ethtool_op_set_sg,
+ .get_tso = ethtool_op_get_tso,
+ .set_tso = igbvf_set_tso,
+ .self_test = igbvf_diag_test,
+ .get_strings = igbvf_get_strings,
+ .phys_id = igbvf_phys_id,
+ .get_ethtool_stats = igbvf_get_ethtool_stats,
+ .self_test_count = igbvf_get_self_test_count,
+ .get_stats_count = igbvf_get_stats_count,
+ .get_coalesce = igbvf_get_coalesce,
+ .set_coalesce = igbvf_set_coalesce,
+};
+
+void igbvf_set_ethtool_ops(struct net_device *netdev)
+{
+ /* have to "undeclare" const on this struct to remove warnings */
+ SET_ETHTOOL_OPS(netdev, (struct ethtool_ops *)&igbvf_ethtool_ops);
+}
diff --git a/drivers/net/igbvf/igbvf.h b/drivers/net/igbvf/igbvf.h
new file mode 100644
index 00000000000..4bff35e4687
--- /dev/null
+++ b/drivers/net/igbvf/igbvf.h
@@ -0,0 +1,332 @@
+/*******************************************************************************
+
+ Intel(R) 82576 Virtual Function Linux driver
+ Copyright(c) 2009 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Contact Information:
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+/* Linux PRO/1000 Ethernet Driver main header file */
+
+#ifndef _IGBVF_H_
+#define _IGBVF_H_
+
+#include <linux/types.h>
+#include <linux/timer.h>
+#include <linux/io.h>
+#include <linux/netdevice.h>
+
+
+#include "vf.h"
+
+/* Forward declarations */
+struct igbvf_info;
+struct igbvf_adapter;
+
+/* Interrupt defines */
+#define IGBVF_START_ITR 648 /* ~6000 ints/sec */
+
+/* Interrupt modes, as used by the IntMode paramter */
+#define IGBVF_INT_MODE_LEGACY 0
+#define IGBVF_INT_MODE_MSI 1
+#define IGBVF_INT_MODE_MSIX 2
+
+/* Tx/Rx descriptor defines */
+#define IGBVF_DEFAULT_TXD 256
+#define IGBVF_MAX_TXD 4096
+#define IGBVF_MIN_TXD 80
+
+#define IGBVF_DEFAULT_RXD 256
+#define IGBVF_MAX_RXD 4096
+#define IGBVF_MIN_RXD 80
+
+#define IGBVF_MIN_ITR_USECS 10 /* 100000 irq/sec */
+#define IGBVF_MAX_ITR_USECS 10000 /* 100 irq/sec */
+
+/* RX descriptor control thresholds.
+ * PTHRESH - MAC will consider prefetch if it has fewer than this number of
+ * descriptors available in its onboard memory.
+ * Setting this to 0 disables RX descriptor prefetch.
+ * HTHRESH - MAC will only prefetch if there are at least this many descriptors
+ * available in host memory.
+ * If PTHRESH is 0, this should also be 0.
+ * WTHRESH - RX descriptor writeback threshold - MAC will delay writing back
+ * descriptors until either it has this many to write back, or the
+ * ITR timer expires.
+ */
+#define IGBVF_RX_PTHRESH 16
+#define IGBVF_RX_HTHRESH 8
+#define IGBVF_RX_WTHRESH 1
+
+/* this is the size past which hardware will drop packets when setting LPE=0 */
+#define MAXIMUM_ETHERNET_VLAN_SIZE 1522
+
+#define IGBVF_FC_PAUSE_TIME 0x0680 /* 858 usec */
+
+/* How many Tx Descriptors do we need to call netif_wake_queue ? */
+#define IGBVF_TX_QUEUE_WAKE 32
+/* How many Rx Buffers do we bundle into one write to the hardware ? */
+#define IGBVF_RX_BUFFER_WRITE 16 /* Must be power of 2 */
+
+#define AUTO_ALL_MODES 0
+#define IGBVF_EEPROM_APME 0x0400
+
+#define IGBVF_MNG_VLAN_NONE (-1)
+
+/* Number of packet split data buffers (not including the header buffer) */
+#define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1)
+
+enum igbvf_boards {
+ board_vf,
+};
+
+struct igbvf_queue_stats {
+ u64 packets;
+ u64 bytes;
+};
+
+/*
+ * wrappers around a pointer to a socket buffer,
+ * so a DMA handle can be stored along with the buffer
+ */
+struct igbvf_buffer {
+ dma_addr_t dma;
+ struct sk_buff *skb;
+ union {
+ /* Tx */
+ struct {
+ unsigned long time_stamp;
+ u16 length;
+ u16 next_to_watch;
+ };
+ /* Rx */
+ struct {
+ struct page *page;
+ u64 page_dma;
+ unsigned int page_offset;
+ };
+ };
+ struct page *page;
+};
+
+union igbvf_desc {
+ union e1000_adv_rx_desc rx_desc;
+ union e1000_adv_tx_desc tx_desc;
+ struct e1000_adv_tx_context_desc tx_context_desc;
+};
+
+struct igbvf_ring {
+ struct igbvf_adapter *adapter; /* backlink */
+ union igbvf_desc *desc; /* pointer to ring memory */
+ dma_addr_t dma; /* phys address of ring */
+ unsigned int size; /* length of ring in bytes */
+ unsigned int count; /* number of desc. in ring */
+
+ u16 next_to_use;
+ u16 next_to_clean;
+
+ u16 head;
+ u16 tail;
+
+ /* array of buffer information structs */
+ struct igbvf_buffer *buffer_info;
+ struct napi_struct napi;
+
+ char name[IFNAMSIZ + 5];
+ u32 eims_value;
+ u32 itr_val;
+ u16 itr_register;
+ int set_itr;
+
+ struct sk_buff *rx_skb_top;
+
+ struct igbvf_queue_stats stats;
+};
+
+/* board specific private data structure */
+struct igbvf_adapter {
+ struct timer_list watchdog_timer;
+ struct timer_list blink_timer;
+
+ struct work_struct reset_task;
+ struct work_struct watchdog_task;
+
+ const struct igbvf_info *ei;
+
+ struct vlan_group *vlgrp;
+ u32 bd_number;
+ u32 rx_buffer_len;
+ u32 polling_interval;
+ u16 mng_vlan_id;
+ u16 link_speed;
+ u16 link_duplex;
+
+ spinlock_t tx_queue_lock; /* prevent concurrent tail updates */
+
+ /* track device up/down/testing state */
+ unsigned long state;
+
+ /* Interrupt Throttle Rate */
+ u32 itr;
+ u32 itr_setting;
+ u16 tx_itr;
+ u16 rx_itr;
+
+ /*
+ * Tx
+ */
+ struct igbvf_ring *tx_ring /* One per active queue */
+ ____cacheline_aligned_in_smp;
+
+ unsigned long tx_queue_len;
+ unsigned int restart_queue;
+ u32 txd_cmd;
+
+ bool detect_tx_hung;
+ u8 tx_timeout_factor;
+
+ u32 tx_int_delay;
+ u32 tx_abs_int_delay;
+
+ unsigned int total_tx_bytes;
+ unsigned int total_tx_packets;
+ unsigned int total_rx_bytes;
+ unsigned int total_rx_packets;
+
+ /* Tx stats */
+ u32 tx_timeout_count;
+ u32 tx_fifo_head;
+ u32 tx_head_addr;
+ u32 tx_fifo_size;
+ u32 tx_dma_failed;
+
+ /*
+ * Rx
+ */
+ struct igbvf_ring *rx_ring;
+
+ u32 rx_int_delay;
+ u32 rx_abs_int_delay;
+
+ /* Rx stats */
+ u64 hw_csum_err;
+ u64 hw_csum_good;
+ u64 rx_hdr_split;
+ u32 alloc_rx_buff_failed;
+ u32 rx_dma_failed;
+
+ unsigned int rx_ps_hdr_size;
+ u32 max_frame_size;
+ u32 min_frame_size;
+
+ /* OS defined structs */
+ struct net_device *netdev;
+ struct pci_dev *pdev;
+ struct net_device_stats net_stats;
+ spinlock_t stats_lock; /* prevent concurrent stats updates */
+
+ /* structs defined in e1000_hw.h */
+ struct e1000_hw hw;
+
+ /* The VF counters don't clear on read so we have to get a base
+ * count on driver start up and always subtract that base on
+ * on the first update, thus the flag..
+ */
+ struct e1000_vf_stats stats;
+ u64 zero_base;
+
+ struct igbvf_ring test_tx_ring;
+ struct igbvf_ring test_rx_ring;
+ u32 test_icr;
+
+ u32 msg_enable;
+ struct msix_entry *msix_entries;
+ int int_mode;
+ u32 eims_enable_mask;
+ u32 eims_other;
+ u32 int_counter0;
+ u32 int_counter1;
+
+ u32 eeprom_wol;
+ u32 wol;
+ u32 pba;
+
+ bool fc_autoneg;
+
+ unsigned long led_status;
+
+ unsigned int flags;
+};
+
+struct igbvf_info {
+ enum e1000_mac_type mac;
+ unsigned int flags;
+ u32 pba;
+ void (*init_ops)(struct e1000_hw *);
+ s32 (*get_variants)(struct igbvf_adapter *);
+};
+
+/* hardware capability, feature, and workaround flags */
+#define FLAG_HAS_HW_VLAN_FILTER (1 << 0)
+#define FLAG_HAS_JUMBO_FRAMES (1 << 1)
+#define FLAG_MSI_ENABLED (1 << 2)
+#define FLAG_RX_CSUM_ENABLED (1 << 3)
+#define FLAG_TSO_FORCE (1 << 4)
+
+#define IGBVF_RX_DESC_ADV(R, i) \
+ (&((((R).desc))[i].rx_desc))
+#define IGBVF_TX_DESC_ADV(R, i) \
+ (&((((R).desc))[i].tx_desc))
+#define IGBVF_TX_CTXTDESC_ADV(R, i) \
+ (&((((R).desc))[i].tx_context_desc))
+
+enum igbvf_state_t {
+ __IGBVF_TESTING,
+ __IGBVF_RESETTING,
+ __IGBVF_DOWN
+};
+
+enum latency_range {
+ lowest_latency = 0,
+ low_latency = 1,
+ bulk_latency = 2,
+ latency_invalid = 255
+};
+
+extern char igbvf_driver_name[];
+extern const char igbvf_driver_version[];
+
+extern void igbvf_check_options(struct igbvf_adapter *);
+extern void igbvf_set_ethtool_ops(struct net_device *);
+
+extern int igbvf_up(struct igbvf_adapter *);
+extern void igbvf_down(struct igbvf_adapter *);
+extern void igbvf_reinit_locked(struct igbvf_adapter *);
+extern int igbvf_setup_rx_resources(struct igbvf_adapter *, struct igbvf_ring *);
+extern int igbvf_setup_tx_resources(struct igbvf_adapter *, struct igbvf_ring *);
+extern void igbvf_free_rx_resources(struct igbvf_ring *);
+extern void igbvf_free_tx_resources(struct igbvf_ring *);
+extern void igbvf_update_stats(struct igbvf_adapter *);
+
+extern unsigned int copybreak;
+
+#endif /* _IGBVF_H_ */
diff --git a/drivers/net/igbvf/mbx.c b/drivers/net/igbvf/mbx.c
new file mode 100644
index 00000000000..819a8ec901d
--- /dev/null
+++ b/drivers/net/igbvf/mbx.c
@@ -0,0 +1,350 @@
+/*******************************************************************************
+
+ Intel(R) 82576 Virtual Function Linux driver
+ Copyright(c) 2009 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Contact Information:
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+#include "mbx.h"
+
+/**
+ * e1000_poll_for_msg - Wait for message notification
+ * @hw: pointer to the HW structure
+ *
+ * returns SUCCESS if it successfully received a message notification
+ **/
+static s32 e1000_poll_for_msg(struct e1000_hw *hw)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+ int countdown = mbx->timeout;
+
+ if (!mbx->ops.check_for_msg)
+ goto out;
+
+ while (countdown && mbx->ops.check_for_msg(hw)) {
+ countdown--;
+ udelay(mbx->usec_delay);
+ }
+
+ /* if we failed, all future posted messages fail until reset */
+ if (!countdown)
+ mbx->timeout = 0;
+out:
+ return countdown ? E1000_SUCCESS : -E1000_ERR_MBX;
+}
+
+/**
+ * e1000_poll_for_ack - Wait for message acknowledgement
+ * @hw: pointer to the HW structure
+ *
+ * returns SUCCESS if it successfully received a message acknowledgement
+ **/
+static s32 e1000_poll_for_ack(struct e1000_hw *hw)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+ int countdown = mbx->timeout;
+
+ if (!mbx->ops.check_for_ack)
+ goto out;
+
+ while (countdown && mbx->ops.check_for_ack(hw)) {
+ countdown--;
+ udelay(mbx->usec_delay);
+ }
+
+ /* if we failed, all future posted messages fail until reset */
+ if (!countdown)
+ mbx->timeout = 0;
+out:
+ return countdown ? E1000_SUCCESS : -E1000_ERR_MBX;
+}
+
+/**
+ * e1000_read_posted_mbx - Wait for message notification and receive message
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ *
+ * returns SUCCESS if it successfully received a message notification and
+ * copied it into the receive buffer.
+ **/
+static s32 e1000_read_posted_mbx(struct e1000_hw *hw, u32 *msg, u16 size)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+ s32 ret_val = -E1000_ERR_MBX;
+
+ if (!mbx->ops.read)
+ goto out;
+
+ ret_val = e1000_poll_for_msg(hw);
+
+ /* if ack received read message, otherwise we timed out */
+ if (!ret_val)
+ ret_val = mbx->ops.read(hw, msg, size);
+out:
+ return ret_val;
+}
+
+/**
+ * e1000_write_posted_mbx - Write a message to the mailbox, wait for ack
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ *
+ * returns SUCCESS if it successfully copied message into the buffer and
+ * received an ack to that message within delay * timeout period
+ **/
+static s32 e1000_write_posted_mbx(struct e1000_hw *hw, u32 *msg, u16 size)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+ s32 ret_val = -E1000_ERR_MBX;
+
+ /* exit if we either can't write or there isn't a defined timeout */
+ if (!mbx->ops.write || !mbx->timeout)
+ goto out;
+
+ /* send msg*/
+ ret_val = mbx->ops.write(hw, msg, size);
+
+ /* if msg sent wait until we receive an ack */
+ if (!ret_val)
+ ret_val = e1000_poll_for_ack(hw);
+out:
+ return ret_val;
+}
+
+/**
+ * e1000_read_v2p_mailbox - read v2p mailbox
+ * @hw: pointer to the HW structure
+ *
+ * This function is used to read the v2p mailbox without losing the read to
+ * clear status bits.
+ **/
+static u32 e1000_read_v2p_mailbox(struct e1000_hw *hw)
+{
+ u32 v2p_mailbox = er32(V2PMAILBOX(0));
+
+ v2p_mailbox |= hw->dev_spec.vf.v2p_mailbox;
+ hw->dev_spec.vf.v2p_mailbox |= v2p_mailbox & E1000_V2PMAILBOX_R2C_BITS;
+
+ return v2p_mailbox;
+}
+
+/**
+ * e1000_check_for_bit_vf - Determine if a status bit was set
+ * @hw: pointer to the HW structure
+ * @mask: bitmask for bits to be tested and cleared
+ *
+ * This function is used to check for the read to clear bits within
+ * the V2P mailbox.
+ **/
+static s32 e1000_check_for_bit_vf(struct e1000_hw *hw, u32 mask)
+{
+ u32 v2p_mailbox = e1000_read_v2p_mailbox(hw);
+ s32 ret_val = -E1000_ERR_MBX;
+
+ if (v2p_mailbox & mask)
+ ret_val = E1000_SUCCESS;
+
+ hw->dev_spec.vf.v2p_mailbox &= ~mask;
+
+ return ret_val;
+}
+
+/**
+ * e1000_check_for_msg_vf - checks to see if the PF has sent mail
+ * @hw: pointer to the HW structure
+ *
+ * returns SUCCESS if the PF has set the Status bit or else ERR_MBX
+ **/
+static s32 e1000_check_for_msg_vf(struct e1000_hw *hw)
+{
+ s32 ret_val = -E1000_ERR_MBX;
+
+ if (!e1000_check_for_bit_vf(hw, E1000_V2PMAILBOX_PFSTS)) {
+ ret_val = E1000_SUCCESS;
+ hw->mbx.stats.reqs++;
+ }
+
+ return ret_val;
+}
+
+/**
+ * e1000_check_for_ack_vf - checks to see if the PF has ACK'd
+ * @hw: pointer to the HW structure
+ *
+ * returns SUCCESS if the PF has set the ACK bit or else ERR_MBX
+ **/
+static s32 e1000_check_for_ack_vf(struct e1000_hw *hw)
+{
+ s32 ret_val = -E1000_ERR_MBX;
+
+ if (!e1000_check_for_bit_vf(hw, E1000_V2PMAILBOX_PFACK)) {
+ ret_val = E1000_SUCCESS;
+ hw->mbx.stats.acks++;
+ }
+
+ return ret_val;
+}
+
+/**
+ * e1000_check_for_rst_vf - checks to see if the PF has reset
+ * @hw: pointer to the HW structure
+ *
+ * returns true if the PF has set the reset done bit or else false
+ **/
+static s32 e1000_check_for_rst_vf(struct e1000_hw *hw)
+{
+ s32 ret_val = -E1000_ERR_MBX;
+
+ if (!e1000_check_for_bit_vf(hw, (E1000_V2PMAILBOX_RSTD |
+ E1000_V2PMAILBOX_RSTI))) {
+ ret_val = E1000_SUCCESS;
+ hw->mbx.stats.rsts++;
+ }
+
+ return ret_val;
+}
+
+/**
+ * e1000_obtain_mbx_lock_vf - obtain mailbox lock
+ * @hw: pointer to the HW structure
+ *
+ * return SUCCESS if we obtained the mailbox lock
+ **/
+static s32 e1000_obtain_mbx_lock_vf(struct e1000_hw *hw)
+{
+ s32 ret_val = -E1000_ERR_MBX;
+
+ /* Take ownership of the buffer */
+ ew32(V2PMAILBOX(0), E1000_V2PMAILBOX_VFU);
+
+ /* reserve mailbox for vf use */
+ if (e1000_read_v2p_mailbox(hw) & E1000_V2PMAILBOX_VFU)
+ ret_val = E1000_SUCCESS;
+
+ return ret_val;
+}
+
+/**
+ * e1000_write_mbx_vf - Write a message to the mailbox
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ *
+ * returns SUCCESS if it successfully copied message into the buffer
+ **/
+static s32 e1000_write_mbx_vf(struct e1000_hw *hw, u32 *msg, u16 size)
+{
+ s32 err;
+ u16 i;
+
+ /* lock the mailbox to prevent pf/vf race condition */
+ err = e1000_obtain_mbx_lock_vf(hw);
+ if (err)
+ goto out_no_write;
+
+ /* flush any ack or msg as we are going to overwrite mailbox */
+ e1000_check_for_ack_vf(hw);
+ e1000_check_for_msg_vf(hw);
+
+ /* copy the caller specified message to the mailbox memory buffer */
+ for (i = 0; i < size; i++)
+ array_ew32(VMBMEM(0), i, msg[i]);
+
+ /* update stats */
+ hw->mbx.stats.msgs_tx++;
+
+ /* Drop VFU and interrupt the PF to tell it a message has been sent */
+ ew32(V2PMAILBOX(0), E1000_V2PMAILBOX_REQ);
+
+out_no_write:
+ return err;
+}
+
+/**
+ * e1000_read_mbx_vf - Reads a message from the inbox intended for vf
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ *
+ * returns SUCCESS if it successfuly read message from buffer
+ **/
+static s32 e1000_read_mbx_vf(struct e1000_hw *hw, u32 *msg, u16 size)
+{
+ s32 err;
+ u16 i;
+
+ /* lock the mailbox to prevent pf/vf race condition */
+ err = e1000_obtain_mbx_lock_vf(hw);
+ if (err)
+ goto out_no_read;
+
+ /* copy the message from the mailbox memory buffer */
+ for (i = 0; i < size; i++)
+ msg[i] = array_er32(VMBMEM(0), i);
+
+ /* Acknowledge receipt and release mailbox, then we're done */
+ ew32(V2PMAILBOX(0), E1000_V2PMAILBOX_ACK);
+
+ /* update stats */
+ hw->mbx.stats.msgs_rx++;
+
+out_no_read:
+ return err;
+}
+
+/**
+ * e1000_init_mbx_params_vf - set initial values for vf mailbox
+ * @hw: pointer to the HW structure
+ *
+ * Initializes the hw->mbx struct to correct values for vf mailbox
+ */
+s32 e1000_init_mbx_params_vf(struct e1000_hw *hw)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+
+ /* start mailbox as timed out and let the reset_hw call set the timeout
+ * value to being communications */
+ mbx->timeout = 0;
+ mbx->usec_delay = E1000_VF_MBX_INIT_DELAY;
+
+ mbx->size = E1000_VFMAILBOX_SIZE;
+
+ mbx->ops.read = e1000_read_mbx_vf;
+ mbx->ops.write = e1000_write_mbx_vf;
+ mbx->ops.read_posted = e1000_read_posted_mbx;
+ mbx->ops.write_posted = e1000_write_posted_mbx;
+ mbx->ops.check_for_msg = e1000_check_for_msg_vf;
+ mbx->ops.check_for_ack = e1000_check_for_ack_vf;
+ mbx->ops.check_for_rst = e1000_check_for_rst_vf;
+
+ mbx->stats.msgs_tx = 0;
+ mbx->stats.msgs_rx = 0;
+ mbx->stats.reqs = 0;
+ mbx->stats.acks = 0;
+ mbx->stats.rsts = 0;
+
+ return E1000_SUCCESS;
+}
+
diff --git a/drivers/net/igbvf/mbx.h b/drivers/net/igbvf/mbx.h
new file mode 100644
index 00000000000..4938609dbfb
--- /dev/null
+++ b/drivers/net/igbvf/mbx.h
@@ -0,0 +1,75 @@
+/*******************************************************************************
+
+ Intel(R) 82576 Virtual Function Linux driver
+ Copyright(c) 1999 - 2009 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Contact Information:
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+#ifndef _E1000_MBX_H_
+#define _E1000_MBX_H_
+
+#include "vf.h"
+
+#define E1000_V2PMAILBOX_REQ 0x00000001 /* Request for PF Ready bit */
+#define E1000_V2PMAILBOX_ACK 0x00000002 /* Ack PF message received */
+#define E1000_V2PMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */
+#define E1000_V2PMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */
+#define E1000_V2PMAILBOX_PFSTS 0x00000010 /* PF wrote a message in the MB */
+#define E1000_V2PMAILBOX_PFACK 0x00000020 /* PF ack the previous VF msg */
+#define E1000_V2PMAILBOX_RSTI 0x00000040 /* PF has reset indication */
+#define E1000_V2PMAILBOX_RSTD 0x00000080 /* PF has indicated reset done */
+#define E1000_V2PMAILBOX_R2C_BITS 0x000000B0 /* All read to clear bits */
+
+#define E1000_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */
+
+/* If it's a E1000_VF_* msg then it originates in the VF and is sent to the
+ * PF. The reverse is true if it is E1000_PF_*.
+ * Message ACK's are the value or'd with 0xF0000000
+ */
+#define E1000_VT_MSGTYPE_ACK 0x80000000 /* Messages below or'd with
+ * this are the ACK */
+#define E1000_VT_MSGTYPE_NACK 0x40000000 /* Messages below or'd with
+ * this are the NACK */
+#define E1000_VT_MSGTYPE_CTS 0x20000000 /* Indicates that VF is still
+ clear to send requests */
+
+/* We have a total wait time of 1s for vf mailbox posted messages */
+#define E1000_VF_MBX_INIT_TIMEOUT 2000 /* retry count for mailbox timeout */
+#define E1000_VF_MBX_INIT_DELAY 500 /* usec delay between retries */
+
+#define E1000_VT_MSGINFO_SHIFT 16
+/* bits 23:16 are used for exra info for certain messages */
+#define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT)
+
+#define E1000_VF_RESET 0x01 /* VF requests reset */
+#define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */
+#define E1000_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */
+#define E1000_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */
+#define E1000_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */
+
+#define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */
+
+void e1000_init_mbx_ops_generic(struct e1000_hw *hw);
+s32 e1000_init_mbx_params_vf(struct e1000_hw *);
+
+#endif /* _E1000_MBX_H_ */
diff --git a/drivers/net/igbvf/netdev.c b/drivers/net/igbvf/netdev.c
new file mode 100644
index 00000000000..b774666ad3c
--- /dev/null
+++ b/drivers/net/igbvf/netdev.c
@@ -0,0 +1,2922 @@
+/*******************************************************************************
+
+ Intel(R) 82576 Virtual Function Linux driver
+ Copyright(c) 2009 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Contact Information:
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <linux/vmalloc.h>
+#include <linux/pagemap.h>
+#include <linux/delay.h>
+#include <linux/netdevice.h>
+#include <linux/tcp.h>
+#include <linux/ipv6.h>
+#include <net/checksum.h>
+#include <net/ip6_checksum.h>
+#include <linux/mii.h>
+#include <linux/ethtool.h>
+#include <linux/if_vlan.h>
+#include <linux/pm_qos_params.h>
+
+#include "igbvf.h"
+
+#define DRV_VERSION "1.0.0-k0"
+char igbvf_driver_name[] = "igbvf";
+const char igbvf_driver_version[] = DRV_VERSION;
+static const char igbvf_driver_string[] =
+ "Intel(R) Virtual Function Network Driver";
+static const char igbvf_copyright[] = "Copyright (c) 2009 Intel Corporation.";
+
+static int igbvf_poll(struct napi_struct *napi, int budget);
+static void igbvf_reset(struct igbvf_adapter *);
+static void igbvf_set_interrupt_capability(struct igbvf_adapter *);
+static void igbvf_reset_interrupt_capability(struct igbvf_adapter *);
+
+static struct igbvf_info igbvf_vf_info = {
+ .mac = e1000_vfadapt,
+ .flags = FLAG_HAS_JUMBO_FRAMES
+ | FLAG_RX_CSUM_ENABLED,
+ .pba = 10,
+ .init_ops = e1000_init_function_pointers_vf,
+};
+
+static const struct igbvf_info *igbvf_info_tbl[] = {
+ [board_vf] = &igbvf_vf_info,
+};
+
+/**
+ * igbvf_desc_unused - calculate if we have unused descriptors
+ **/
+static int igbvf_desc_unused(struct igbvf_ring *ring)
+{
+ if (ring->next_to_clean > ring->next_to_use)
+ return ring->next_to_clean - ring->next_to_use - 1;
+
+ return ring->count + ring->next_to_clean - ring->next_to_use - 1;
+}
+
+/**
+ * igbvf_receive_skb - helper function to handle Rx indications
+ * @adapter: board private structure
+ * @status: descriptor status field as written by hardware
+ * @vlan: descriptor vlan field as written by hardware (no le/be conversion)
+ * @skb: pointer to sk_buff to be indicated to stack
+ **/
+static void igbvf_receive_skb(struct igbvf_adapter *adapter,
+ struct net_device *netdev,
+ struct sk_buff *skb,
+ u32 status, u16 vlan)
+{
+ if (adapter->vlgrp && (status & E1000_RXD_STAT_VP))
+ vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
+ le16_to_cpu(vlan) &
+ E1000_RXD_SPC_VLAN_MASK);
+ else
+ netif_receive_skb(skb);
+
+ netdev->last_rx = jiffies;
+}
+
+static inline void igbvf_rx_checksum_adv(struct igbvf_adapter *adapter,
+ u32 status_err, struct sk_buff *skb)
+{
+ skb->ip_summed = CHECKSUM_NONE;
+
+ /* Ignore Checksum bit is set or checksum is disabled through ethtool */
+ if ((status_err & E1000_RXD_STAT_IXSM))
+ return;
+ /* TCP/UDP checksum error bit is set */
+ if (status_err &
+ (E1000_RXDEXT_STATERR_TCPE | E1000_RXDEXT_STATERR_IPE)) {
+ /* let the stack verify checksum errors */
+ adapter->hw_csum_err++;
+ return;
+ }
+ /* It must be a TCP or UDP packet with a valid checksum */
+ if (status_err & (E1000_RXD_STAT_TCPCS | E1000_RXD_STAT_UDPCS))
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+
+ adapter->hw_csum_good++;
+}
+
+/**
+ * igbvf_alloc_rx_buffers - Replace used receive buffers; packet split
+ * @rx_ring: address of ring structure to repopulate
+ * @cleaned_count: number of buffers to repopulate
+ **/
+static void igbvf_alloc_rx_buffers(struct igbvf_ring *rx_ring,
+ int cleaned_count)
+{
+ struct igbvf_adapter *adapter = rx_ring->adapter;
+ struct net_device *netdev = adapter->netdev;
+ struct pci_dev *pdev = adapter->pdev;
+ union e1000_adv_rx_desc *rx_desc;
+ struct igbvf_buffer *buffer_info;
+ struct sk_buff *skb;
+ unsigned int i;
+ int bufsz;
+
+ i = rx_ring->next_to_use;
+ buffer_info = &rx_ring->buffer_info[i];
+
+ if (adapter->rx_ps_hdr_size)
+ bufsz = adapter->rx_ps_hdr_size;
+ else
+ bufsz = adapter->rx_buffer_len;
+ bufsz += NET_IP_ALIGN;
+
+ while (cleaned_count--) {
+ rx_desc = IGBVF_RX_DESC_ADV(*rx_ring, i);
+
+ if (adapter->rx_ps_hdr_size && !buffer_info->page_dma) {
+ if (!buffer_info->page) {
+ buffer_info->page = alloc_page(GFP_ATOMIC);
+ if (!buffer_info->page) {
+ adapter->alloc_rx_buff_failed++;
+ goto no_buffers;
+ }
+ buffer_info->page_offset = 0;
+ } else {
+ buffer_info->page_offset ^= PAGE_SIZE / 2;
+ }
+ buffer_info->page_dma =
+ pci_map_page(pdev, buffer_info->page,
+ buffer_info->page_offset,
+ PAGE_SIZE / 2,
+ PCI_DMA_FROMDEVICE);
+ }
+
+ if (!buffer_info->skb) {
+ skb = netdev_alloc_skb(netdev, bufsz);
+ if (!skb) {
+ adapter->alloc_rx_buff_failed++;
+ goto no_buffers;
+ }
+
+ /* Make buffer alignment 2 beyond a 16 byte boundary
+ * this will result in a 16 byte aligned IP header after
+ * the 14 byte MAC header is removed
+ */
+ skb_reserve(skb, NET_IP_ALIGN);
+
+ buffer_info->skb = skb;
+ buffer_info->dma = pci_map_single(pdev, skb->data,
+ bufsz,
+ PCI_DMA_FROMDEVICE);
+ }
+ /* Refresh the desc even if buffer_addrs didn't change because
+ * each write-back erases this info. */
+ if (adapter->rx_ps_hdr_size) {
+ rx_desc->read.pkt_addr =
+ cpu_to_le64(buffer_info->page_dma);
+ rx_desc->read.hdr_addr = cpu_to_le64(buffer_info->dma);
+ } else {
+ rx_desc->read.pkt_addr =
+ cpu_to_le64(buffer_info->dma);
+ rx_desc->read.hdr_addr = 0;
+ }
+
+ i++;
+ if (i == rx_ring->count)
+ i = 0;
+ buffer_info = &rx_ring->buffer_info[i];
+ }
+
+no_buffers:
+ if (rx_ring->next_to_use != i) {
+ rx_ring->next_to_use = i;
+ if (i == 0)
+ i = (rx_ring->count - 1);
+ else
+ i--;
+
+ /* Force memory writes to complete before letting h/w
+ * know there are new descriptors to fetch. (Only
+ * applicable for weak-ordered memory model archs,
+ * such as IA-64). */
+ wmb();
+ writel(i, adapter->hw.hw_addr + rx_ring->tail);
+ }
+}
+
+/**
+ * igbvf_clean_rx_irq - Send received data up the network stack; legacy
+ * @adapter: board private structure
+ *
+ * the return value indicates whether actual cleaning was done, there
+ * is no guarantee that everything was cleaned
+ **/
+static bool igbvf_clean_rx_irq(struct igbvf_adapter *adapter,
+ int *work_done, int work_to_do)
+{
+ struct igbvf_ring *rx_ring = adapter->rx_ring;
+ struct net_device *netdev = adapter->netdev;
+ struct pci_dev *pdev = adapter->pdev;
+ union e1000_adv_rx_desc *rx_desc, *next_rxd;
+ struct igbvf_buffer *buffer_info, *next_buffer;
+ struct sk_buff *skb;
+ bool cleaned = false;
+ int cleaned_count = 0;
+ unsigned int total_bytes = 0, total_packets = 0;
+ unsigned int i;
+ u32 length, hlen, staterr;
+
+ i = rx_ring->next_to_clean;
+ rx_desc = IGBVF_RX_DESC_ADV(*rx_ring, i);
+ staterr = le32_to_cpu(rx_desc->wb.upper.status_error);
+
+ while (staterr & E1000_RXD_STAT_DD) {
+ if (*work_done >= work_to_do)
+ break;
+ (*work_done)++;
+
+ buffer_info = &rx_ring->buffer_info[i];
+
+ /* HW will not DMA in data larger than the given buffer, even
+ * if it parses the (NFS, of course) header to be larger. In
+ * that case, it fills the header buffer and spills the rest
+ * into the page.
+ */
+ hlen = (le16_to_cpu(rx_desc->wb.lower.lo_dword.hs_rss.hdr_info) &
+ E1000_RXDADV_HDRBUFLEN_MASK) >> E1000_RXDADV_HDRBUFLEN_SHIFT;
+ if (hlen > adapter->rx_ps_hdr_size)
+ hlen = adapter->rx_ps_hdr_size;
+
+ length = le16_to_cpu(rx_desc->wb.upper.length);
+ cleaned = true;
+ cleaned_count++;
+
+ skb = buffer_info->skb;
+ prefetch(skb->data - NET_IP_ALIGN);
+ buffer_info->skb = NULL;
+ if (!adapter->rx_ps_hdr_size) {
+ pci_unmap_single(pdev, buffer_info->dma,
+ adapter->rx_buffer_len,
+ PCI_DMA_FROMDEVICE);
+ buffer_info->dma = 0;
+ skb_put(skb, length);
+ goto send_up;
+ }
+
+ if (!skb_shinfo(skb)->nr_frags) {
+ pci_unmap_single(pdev, buffer_info->dma,
+ adapter->rx_ps_hdr_size + NET_IP_ALIGN,
+ PCI_DMA_FROMDEVICE);
+ skb_put(skb, hlen);
+ }
+
+ if (length) {
+ pci_unmap_page(pdev, buffer_info->page_dma,
+ PAGE_SIZE / 2,
+ PCI_DMA_FROMDEVICE);
+ buffer_info->page_dma = 0;
+
+ skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags++,
+ buffer_info->page,
+ buffer_info->page_offset,
+ length);
+
+ if ((adapter->rx_buffer_len > (PAGE_SIZE / 2)) ||
+ (page_count(buffer_info->page) != 1))
+ buffer_info->page = NULL;
+ else
+ get_page(buffer_info->page);
+
+ skb->len += length;
+ skb->data_len += length;
+ skb->truesize += length;
+ }
+send_up:
+ i++;
+ if (i == rx_ring->count)
+ i = 0;
+ next_rxd = IGBVF_RX_DESC_ADV(*rx_ring, i);
+ prefetch(next_rxd);
+ next_buffer = &rx_ring->buffer_info[i];
+
+ if (!(staterr & E1000_RXD_STAT_EOP)) {
+ buffer_info->skb = next_buffer->skb;
+ buffer_info->dma = next_buffer->dma;
+ next_buffer->skb = skb;
+ next_buffer->dma = 0;
+ goto next_desc;
+ }
+
+ if (staterr & E1000_RXDEXT_ERR_FRAME_ERR_MASK) {
+ dev_kfree_skb_irq(skb);
+ goto next_desc;
+ }
+
+ total_bytes += skb->len;
+ total_packets++;
+
+ igbvf_rx_checksum_adv(adapter, staterr, skb);
+
+ skb->protocol = eth_type_trans(skb, netdev);
+
+ igbvf_receive_skb(adapter, netdev, skb, staterr,
+ rx_desc->wb.upper.vlan);
+
+ netdev->last_rx = jiffies;
+
+next_desc:
+ rx_desc->wb.upper.status_error = 0;
+
+ /* return some buffers to hardware, one at a time is too slow */
+ if (cleaned_count >= IGBVF_RX_BUFFER_WRITE) {
+ igbvf_alloc_rx_buffers(rx_ring, cleaned_count);
+ cleaned_count = 0;
+ }
+
+ /* use prefetched values */
+ rx_desc = next_rxd;
+ buffer_info = next_buffer;
+
+ staterr = le32_to_cpu(rx_desc->wb.upper.status_error);
+ }
+
+ rx_ring->next_to_clean = i;
+ cleaned_count = igbvf_desc_unused(rx_ring);
+
+ if (cleaned_count)
+ igbvf_alloc_rx_buffers(rx_ring, cleaned_count);
+
+ adapter->total_rx_packets += total_packets;
+ adapter->total_rx_bytes += total_bytes;
+ adapter->net_stats.rx_bytes += total_bytes;
+ adapter->net_stats.rx_packets += total_packets;
+ return cleaned;
+}
+
+static void igbvf_put_txbuf(struct igbvf_adapter *adapter,
+ struct igbvf_buffer *buffer_info)
+{
+ buffer_info->dma = 0;
+ if (buffer_info->skb) {
+ skb_dma_unmap(&adapter->pdev->dev, buffer_info->skb,
+ DMA_TO_DEVICE);
+ dev_kfree_skb_any(buffer_info->skb);
+ buffer_info->skb = NULL;
+ }
+ buffer_info->time_stamp = 0;
+}
+
+static void igbvf_print_tx_hang(struct igbvf_adapter *adapter)
+{
+ struct igbvf_ring *tx_ring = adapter->tx_ring;
+ unsigned int i = tx_ring->next_to_clean;
+ unsigned int eop = tx_ring->buffer_info[i].next_to_watch;
+ union e1000_adv_tx_desc *eop_desc = IGBVF_TX_DESC_ADV(*tx_ring, eop);
+
+ /* detected Tx unit hang */
+ dev_err(&adapter->pdev->dev,
+ "Detected Tx Unit Hang:\n"
+ " TDH <%x>\n"
+ " TDT <%x>\n"
+ " next_to_use <%x>\n"
+ " next_to_clean <%x>\n"
+ "buffer_info[next_to_clean]:\n"
+ " time_stamp <%lx>\n"
+ " next_to_watch <%x>\n"
+ " jiffies <%lx>\n"
+ " next_to_watch.status <%x>\n",
+ readl(adapter->hw.hw_addr + tx_ring->head),
+ readl(adapter->hw.hw_addr + tx_ring->tail),
+ tx_ring->next_to_use,
+ tx_ring->next_to_clean,
+ tx_ring->buffer_info[eop].time_stamp,
+ eop,
+ jiffies,
+ eop_desc->wb.status);
+}
+
+/**
+ * igbvf_setup_tx_resources - allocate Tx resources (Descriptors)
+ * @adapter: board private structure
+ *
+ * Return 0 on success, negative on failure
+ **/
+int igbvf_setup_tx_resources(struct igbvf_adapter *adapter,
+ struct igbvf_ring *tx_ring)
+{
+ struct pci_dev *pdev = adapter->pdev;
+ int size;
+
+ size = sizeof(struct igbvf_buffer) * tx_ring->count;
+ tx_ring->buffer_info = vmalloc(size);
+ if (!tx_ring->buffer_info)
+ goto err;
+ memset(tx_ring->buffer_info, 0, size);
+
+ /* round up to nearest 4K */
+ tx_ring->size = tx_ring->count * sizeof(union e1000_adv_tx_desc);
+ tx_ring->size = ALIGN(tx_ring->size, 4096);
+
+ tx_ring->desc = pci_alloc_consistent(pdev, tx_ring->size,
+ &tx_ring->dma);
+
+ if (!tx_ring->desc)
+ goto err;
+
+ tx_ring->adapter = adapter;
+ tx_ring->next_to_use = 0;
+ tx_ring->next_to_clean = 0;
+
+ return 0;
+err:
+ vfree(tx_ring->buffer_info);
+ dev_err(&adapter->pdev->dev,
+ "Unable to allocate memory for the transmit descriptor ring\n");
+ return -ENOMEM;
+}
+
+/**
+ * igbvf_setup_rx_resources - allocate Rx resources (Descriptors)
+ * @adapter: board private structure
+ *
+ * Returns 0 on success, negative on failure
+ **/
+int igbvf_setup_rx_resources(struct igbvf_adapter *adapter,
+ struct igbvf_ring *rx_ring)
+{
+ struct pci_dev *pdev = adapter->pdev;
+ int size, desc_len;
+
+ size = sizeof(struct igbvf_buffer) * rx_ring->count;
+ rx_ring->buffer_info = vmalloc(size);
+ if (!rx_ring->buffer_info)
+ goto err;
+ memset(rx_ring->buffer_info, 0, size);
+
+ desc_len = sizeof(union e1000_adv_rx_desc);
+
+ /* Round up to nearest 4K */
+ rx_ring->size = rx_ring->count * desc_len;
+ rx_ring->size = ALIGN(rx_ring->size, 4096);
+
+ rx_ring->desc = pci_alloc_consistent(pdev, rx_ring->size,
+ &rx_ring->dma);
+
+ if (!rx_ring->desc)
+ goto err;
+
+ rx_ring->next_to_clean = 0;
+ rx_ring->next_to_use = 0;
+
+ rx_ring->adapter = adapter;
+
+ return 0;
+
+err:
+ vfree(rx_ring->buffer_info);
+ rx_ring->buffer_info = NULL;
+ dev_err(&adapter->pdev->dev,
+ "Unable to allocate memory for the receive descriptor ring\n");
+ return -ENOMEM;
+}
+
+/**
+ * igbvf_clean_tx_ring - Free Tx Buffers
+ * @tx_ring: ring to be cleaned
+ **/
+static void igbvf_clean_tx_ring(struct igbvf_ring *tx_ring)
+{
+ struct igbvf_adapter *adapter = tx_ring->adapter;
+ struct igbvf_buffer *buffer_info;
+ unsigned long size;
+ unsigned int i;
+
+ if (!tx_ring->buffer_info)
+ return;
+
+ /* Free all the Tx ring sk_buffs */
+ for (i = 0; i < tx_ring->count; i++) {
+ buffer_info = &tx_ring->buffer_info[i];
+ igbvf_put_txbuf(adapter, buffer_info);
+ }
+
+ size = sizeof(struct igbvf_buffer) * tx_ring->count;
+ memset(tx_ring->buffer_info, 0, size);
+
+ /* Zero out the descriptor ring */
+ memset(tx_ring->desc, 0, tx_ring->size);
+
+ tx_ring->next_to_use = 0;
+ tx_ring->next_to_clean = 0;
+
+ writel(0, adapter->hw.hw_addr + tx_ring->head);
+ writel(0, adapter->hw.hw_addr + tx_ring->tail);
+}
+
+/**
+ * igbvf_free_tx_resources - Free Tx Resources per Queue
+ * @tx_ring: ring to free resources from
+ *
+ * Free all transmit software resources
+ **/
+void igbvf_free_tx_resources(struct igbvf_ring *tx_ring)
+{
+ struct pci_dev *pdev = tx_ring->adapter->pdev;
+
+ igbvf_clean_tx_ring(tx_ring);
+
+ vfree(tx_ring->buffer_info);
+ tx_ring->buffer_info = NULL;
+
+ pci_free_consistent(pdev, tx_ring->size, tx_ring->desc, tx_ring->dma);
+
+ tx_ring->desc = NULL;
+}
+
+/**
+ * igbvf_clean_rx_ring - Free Rx Buffers per Queue
+ * @adapter: board private structure
+ **/
+static void igbvf_clean_rx_ring(struct igbvf_ring *rx_ring)
+{
+ struct igbvf_adapter *adapter = rx_ring->adapter;
+ struct igbvf_buffer *buffer_info;
+ struct pci_dev *pdev = adapter->pdev;
+ unsigned long size;
+ unsigned int i;
+
+ if (!rx_ring->buffer_info)
+ return;
+
+ /* Free all the Rx ring sk_buffs */
+ for (i = 0; i < rx_ring->count; i++) {
+ buffer_info = &rx_ring->buffer_info[i];
+ if (buffer_info->dma) {
+ if (adapter->rx_ps_hdr_size){
+ pci_unmap_single(pdev, buffer_info->dma,
+ adapter->rx_ps_hdr_size,
+ PCI_DMA_FROMDEVICE);
+ } else {
+ pci_unmap_single(pdev, buffer_info->dma,
+ adapter->rx_buffer_len,
+ PCI_DMA_FROMDEVICE);
+ }
+ buffer_info->dma = 0;
+ }
+
+ if (buffer_info->skb) {
+ dev_kfree_skb(buffer_info->skb);
+ buffer_info->skb = NULL;
+ }
+
+ if (buffer_info->page) {
+ if (buffer_info->page_dma)
+ pci_unmap_page(pdev, buffer_info->page_dma,
+ PAGE_SIZE / 2,
+ PCI_DMA_FROMDEVICE);
+ put_page(buffer_info->page);
+ buffer_info->page = NULL;
+ buffer_info->page_dma = 0;
+ buffer_info->page_offset = 0;
+ }
+ }
+
+ size = sizeof(struct igbvf_buffer) * rx_ring->count;
+ memset(rx_ring->buffer_info, 0, size);
+
+ /* Zero out the descriptor ring */
+ memset(rx_ring->desc, 0, rx_ring->size);
+
+ rx_ring->next_to_clean = 0;
+ rx_ring->next_to_use = 0;
+
+ writel(0, adapter->hw.hw_addr + rx_ring->head);
+ writel(0, adapter->hw.hw_addr + rx_ring->tail);
+}
+
+/**
+ * igbvf_free_rx_resources - Free Rx Resources
+ * @rx_ring: ring to clean the resources from
+ *
+ * Free all receive software resources
+ **/
+
+void igbvf_free_rx_resources(struct igbvf_ring *rx_ring)
+{
+ struct pci_dev *pdev = rx_ring->adapter->pdev;
+
+ igbvf_clean_rx_ring(rx_ring);
+
+ vfree(rx_ring->buffer_info);
+ rx_ring->buffer_info = NULL;
+
+ dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc,
+ rx_ring->dma);
+ rx_ring->desc = NULL;
+}
+
+/**
+ * igbvf_update_itr - update the dynamic ITR value based on statistics
+ * @adapter: pointer to adapter
+ * @itr_setting: current adapter->itr
+ * @packets: the number of packets during this measurement interval
+ * @bytes: the number of bytes during this measurement interval
+ *
+ * Stores a new ITR value based on packets and byte
+ * counts during the last interrupt. The advantage of per interrupt
+ * computation is faster updates and more accurate ITR for the current
+ * traffic pattern. Constants in this function were computed
+ * based on theoretical maximum wire speed and thresholds were set based
+ * on testing data as well as attempting to minimize response time
+ * while increasing bulk throughput. This functionality is controlled
+ * by the InterruptThrottleRate module parameter.
+ **/
+static unsigned int igbvf_update_itr(struct igbvf_adapter *adapter,
+ u16 itr_setting, int packets,
+ int bytes)
+{
+ unsigned int retval = itr_setting;
+
+ if (packets == 0)
+ goto update_itr_done;
+
+ switch (itr_setting) {
+ case lowest_latency:
+ /* handle TSO and jumbo frames */
+ if (bytes/packets > 8000)
+ retval = bulk_latency;
+ else if ((packets < 5) && (bytes > 512))
+ retval = low_latency;
+ break;
+ case low_latency: /* 50 usec aka 20000 ints/s */
+ if (bytes > 10000) {
+ /* this if handles the TSO accounting */
+ if (bytes/packets > 8000)
+ retval = bulk_latency;
+ else if ((packets < 10) || ((bytes/packets) > 1200))
+ retval = bulk_latency;
+ else if ((packets > 35))
+ retval = lowest_latency;
+ } else if (bytes/packets > 2000) {
+ retval = bulk_latency;
+ } else if (packets <= 2 && bytes < 512) {
+ retval = lowest_latency;
+ }
+ break;
+ case bulk_latency: /* 250 usec aka 4000 ints/s */
+ if (bytes > 25000) {
+ if (packets > 35)
+ retval = low_latency;
+ } else if (bytes < 6000) {
+ retval = low_latency;
+ }
+ break;
+ }
+
+update_itr_done:
+ return retval;
+}
+
+static void igbvf_set_itr(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ u16 current_itr;
+ u32 new_itr = adapter->itr;
+
+ adapter->tx_itr = igbvf_update_itr(adapter, adapter->tx_itr,
+ adapter->total_tx_packets,
+ adapter->total_tx_bytes);
+ /* conservative mode (itr 3) eliminates the lowest_latency setting */
+ if (adapter->itr_setting == 3 && adapter->tx_itr == lowest_latency)
+ adapter->tx_itr = low_latency;
+
+ adapter->rx_itr = igbvf_update_itr(adapter, adapter->rx_itr,
+ adapter->total_rx_packets,
+ adapter->total_rx_bytes);
+ /* conservative mode (itr 3) eliminates the lowest_latency setting */
+ if (adapter->itr_setting == 3 && adapter->rx_itr == lowest_latency)
+ adapter->rx_itr = low_latency;
+
+ current_itr = max(adapter->rx_itr, adapter->tx_itr);
+
+ switch (current_itr) {
+ /* counts and packets in update_itr are dependent on these numbers */
+ case lowest_latency:
+ new_itr = 70000;
+ break;
+ case low_latency:
+ new_itr = 20000; /* aka hwitr = ~200 */
+ break;
+ case bulk_latency:
+ new_itr = 4000;
+ break;
+ default:
+ break;
+ }
+
+ if (new_itr != adapter->itr) {
+ /*
+ * this attempts to bias the interrupt rate towards Bulk
+ * by adding intermediate steps when interrupt rate is
+ * increasing
+ */
+ new_itr = new_itr > adapter->itr ?
+ min(adapter->itr + (new_itr >> 2), new_itr) :
+ new_itr;
+ adapter->itr = new_itr;
+ adapter->rx_ring->itr_val = 1952;
+
+ if (adapter->msix_entries)
+ adapter->rx_ring->set_itr = 1;
+ else
+ ew32(ITR, 1952);
+ }
+}
+
+/**
+ * igbvf_clean_tx_irq - Reclaim resources after transmit completes
+ * @adapter: board private structure
+ * returns true if ring is completely cleaned
+ **/
+static bool igbvf_clean_tx_irq(struct igbvf_ring *tx_ring)
+{
+ struct igbvf_adapter *adapter = tx_ring->adapter;
+ struct e1000_hw *hw = &adapter->hw;
+ struct net_device *netdev = adapter->netdev;
+ struct igbvf_buffer *buffer_info;
+ struct sk_buff *skb;
+ union e1000_adv_tx_desc *tx_desc, *eop_desc;
+ unsigned int total_bytes = 0, total_packets = 0;
+ unsigned int i, eop, count = 0;
+ bool cleaned = false;
+
+ i = tx_ring->next_to_clean;
+ eop = tx_ring->buffer_info[i].next_to_watch;
+ eop_desc = IGBVF_TX_DESC_ADV(*tx_ring, eop);
+
+ while ((eop_desc->wb.status & cpu_to_le32(E1000_TXD_STAT_DD)) &&
+ (count < tx_ring->count)) {
+ for (cleaned = false; !cleaned; count++) {
+ tx_desc = IGBVF_TX_DESC_ADV(*tx_ring, i);
+ buffer_info = &tx_ring->buffer_info[i];
+ cleaned = (i == eop);
+ skb = buffer_info->skb;
+
+ if (skb) {
+ unsigned int segs, bytecount;
+
+ /* gso_segs is currently only valid for tcp */
+ segs = skb_shinfo(skb)->gso_segs ?: 1;
+ /* multiply data chunks by size of headers */
+ bytecount = ((segs - 1) * skb_headlen(skb)) +
+ skb->len;
+ total_packets += segs;
+ total_bytes += bytecount;
+ }
+
+ igbvf_put_txbuf(adapter, buffer_info);
+ tx_desc->wb.status = 0;
+
+ i++;
+ if (i == tx_ring->count)
+ i = 0;
+ }
+ eop = tx_ring->buffer_info[i].next_to_watch;
+ eop_desc = IGBVF_TX_DESC_ADV(*tx_ring, eop);
+ }
+
+ tx_ring->next_to_clean = i;
+
+ if (unlikely(count &&
+ netif_carrier_ok(netdev) &&
+ igbvf_desc_unused(tx_ring) >= IGBVF_TX_QUEUE_WAKE)) {
+ /* Make sure that anybody stopping the queue after this
+ * sees the new next_to_clean.
+ */
+ smp_mb();
+ if (netif_queue_stopped(netdev) &&
+ !(test_bit(__IGBVF_DOWN, &adapter->state))) {
+ netif_wake_queue(netdev);
+ ++adapter->restart_queue;
+ }
+ }
+
+ if (adapter->detect_tx_hung) {
+ /* Detect a transmit hang in hardware, this serializes the
+ * check with the clearing of time_stamp and movement of i */
+ adapter->detect_tx_hung = false;
+ if (tx_ring->buffer_info[i].time_stamp &&
+ time_after(jiffies, tx_ring->buffer_info[i].time_stamp +
+ (adapter->tx_timeout_factor * HZ))
+ && !(er32(STATUS) & E1000_STATUS_TXOFF)) {
+
+ tx_desc = IGBVF_TX_DESC_ADV(*tx_ring, i);
+ /* detected Tx unit hang */
+ igbvf_print_tx_hang(adapter);
+
+ netif_stop_queue(netdev);
+ }
+ }
+ adapter->net_stats.tx_bytes += total_bytes;
+ adapter->net_stats.tx_packets += total_packets;
+ return (count < tx_ring->count);
+}
+
+static irqreturn_t igbvf_msix_other(int irq, void *data)
+{
+ struct net_device *netdev = data;
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+
+ adapter->int_counter1++;
+
+ netif_carrier_off(netdev);
+ hw->mac.get_link_status = 1;
+ if (!test_bit(__IGBVF_DOWN, &adapter->state))
+ mod_timer(&adapter->watchdog_timer, jiffies + 1);
+
+ ew32(EIMS, adapter->eims_other);
+
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t igbvf_intr_msix_tx(int irq, void *data)
+{
+ struct net_device *netdev = data;
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+ struct igbvf_ring *tx_ring = adapter->tx_ring;
+
+
+ adapter->total_tx_bytes = 0;
+ adapter->total_tx_packets = 0;
+
+ /* auto mask will automatically reenable the interrupt when we write
+ * EICS */
+ if (!igbvf_clean_tx_irq(tx_ring))
+ /* Ring was not completely cleaned, so fire another interrupt */
+ ew32(EICS, tx_ring->eims_value);
+ else
+ ew32(EIMS, tx_ring->eims_value);
+
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t igbvf_intr_msix_rx(int irq, void *data)
+{
+ struct net_device *netdev = data;
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ adapter->int_counter0++;
+
+ /* Write the ITR value calculated at the end of the
+ * previous interrupt.
+ */
+ if (adapter->rx_ring->set_itr) {
+ writel(adapter->rx_ring->itr_val,
+ adapter->hw.hw_addr + adapter->rx_ring->itr_register);
+ adapter->rx_ring->set_itr = 0;
+ }
+
+ if (napi_schedule_prep(&adapter->rx_ring->napi)) {
+ adapter->total_rx_bytes = 0;
+ adapter->total_rx_packets = 0;
+ __napi_schedule(&adapter->rx_ring->napi);
+ }
+
+ return IRQ_HANDLED;
+}
+
+#define IGBVF_NO_QUEUE -1
+
+static void igbvf_assign_vector(struct igbvf_adapter *adapter, int rx_queue,
+ int tx_queue, int msix_vector)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ u32 ivar, index;
+
+ /* 82576 uses a table-based method for assigning vectors.
+ Each queue has a single entry in the table to which we write
+ a vector number along with a "valid" bit. Sadly, the layout
+ of the table is somewhat counterintuitive. */
+ if (rx_queue > IGBVF_NO_QUEUE) {
+ index = (rx_queue >> 1);
+ ivar = array_er32(IVAR0, index);
+ if (rx_queue & 0x1) {
+ /* vector goes into third byte of register */
+ ivar = ivar & 0xFF00FFFF;
+ ivar |= (msix_vector | E1000_IVAR_VALID) << 16;
+ } else {
+ /* vector goes into low byte of register */
+ ivar = ivar & 0xFFFFFF00;
+ ivar |= msix_vector | E1000_IVAR_VALID;
+ }
+ adapter->rx_ring[rx_queue].eims_value = 1 << msix_vector;
+ array_ew32(IVAR0, index, ivar);
+ }
+ if (tx_queue > IGBVF_NO_QUEUE) {
+ index = (tx_queue >> 1);
+ ivar = array_er32(IVAR0, index);
+ if (tx_queue & 0x1) {
+ /* vector goes into high byte of register */
+ ivar = ivar & 0x00FFFFFF;
+ ivar |= (msix_vector | E1000_IVAR_VALID) << 24;
+ } else {
+ /* vector goes into second byte of register */
+ ivar = ivar & 0xFFFF00FF;
+ ivar |= (msix_vector | E1000_IVAR_VALID) << 8;
+ }
+ adapter->tx_ring[tx_queue].eims_value = 1 << msix_vector;
+ array_ew32(IVAR0, index, ivar);
+ }
+}
+
+/**
+ * igbvf_configure_msix - Configure MSI-X hardware
+ *
+ * igbvf_configure_msix sets up the hardware to properly
+ * generate MSI-X interrupts.
+ **/
+static void igbvf_configure_msix(struct igbvf_adapter *adapter)
+{
+ u32 tmp;
+ struct e1000_hw *hw = &adapter->hw;
+ struct igbvf_ring *tx_ring = adapter->tx_ring;
+ struct igbvf_ring *rx_ring = adapter->rx_ring;
+ int vector = 0;
+
+ adapter->eims_enable_mask = 0;
+
+ igbvf_assign_vector(adapter, IGBVF_NO_QUEUE, 0, vector++);
+ adapter->eims_enable_mask |= tx_ring->eims_value;
+ if (tx_ring->itr_val)
+ writel(tx_ring->itr_val,
+ hw->hw_addr + tx_ring->itr_register);
+ else
+ writel(1952, hw->hw_addr + tx_ring->itr_register);
+
+ igbvf_assign_vector(adapter, 0, IGBVF_NO_QUEUE, vector++);
+ adapter->eims_enable_mask |= rx_ring->eims_value;
+ if (rx_ring->itr_val)
+ writel(rx_ring->itr_val,
+ hw->hw_addr + rx_ring->itr_register);
+ else
+ writel(1952, hw->hw_addr + rx_ring->itr_register);
+
+ /* set vector for other causes, i.e. link changes */
+
+ tmp = (vector++ | E1000_IVAR_VALID);
+
+ ew32(IVAR_MISC, tmp);
+
+ adapter->eims_enable_mask = (1 << (vector)) - 1;
+ adapter->eims_other = 1 << (vector - 1);
+ e1e_flush();
+}
+
+static void igbvf_reset_interrupt_capability(struct igbvf_adapter *adapter)
+{
+ if (adapter->msix_entries) {
+ pci_disable_msix(adapter->pdev);
+ kfree(adapter->msix_entries);
+ adapter->msix_entries = NULL;
+ }
+}
+
+/**
+ * igbvf_set_interrupt_capability - set MSI or MSI-X if supported
+ *
+ * Attempt to configure interrupts using the best available
+ * capabilities of the hardware and kernel.
+ **/
+static void igbvf_set_interrupt_capability(struct igbvf_adapter *adapter)
+{
+ int err = -ENOMEM;
+ int i;
+
+ /* we allocate 3 vectors, 1 for tx, 1 for rx, one for pf messages */
+ adapter->msix_entries = kcalloc(3, sizeof(struct msix_entry),
+ GFP_KERNEL);
+ if (adapter->msix_entries) {
+ for (i = 0; i < 3; i++)
+ adapter->msix_entries[i].entry = i;
+
+ err = pci_enable_msix(adapter->pdev,
+ adapter->msix_entries, 3);
+ }
+
+ if (err) {
+ /* MSI-X failed */
+ dev_err(&adapter->pdev->dev,
+ "Failed to initialize MSI-X interrupts.\n");
+ igbvf_reset_interrupt_capability(adapter);
+ }
+}
+
+/**
+ * igbvf_request_msix - Initialize MSI-X interrupts
+ *
+ * igbvf_request_msix allocates MSI-X vectors and requests interrupts from the
+ * kernel.
+ **/
+static int igbvf_request_msix(struct igbvf_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+ int err = 0, vector = 0;
+
+ if (strlen(netdev->name) < (IFNAMSIZ - 5)) {
+ sprintf(adapter->tx_ring->name, "%s-tx-0", netdev->name);
+ sprintf(adapter->rx_ring->name, "%s-rx-0", netdev->name);
+ } else {
+ memcpy(adapter->tx_ring->name, netdev->name, IFNAMSIZ);
+ memcpy(adapter->rx_ring->name, netdev->name, IFNAMSIZ);
+ }
+
+ err = request_irq(adapter->msix_entries[vector].vector,
+ &igbvf_intr_msix_tx, 0, adapter->tx_ring->name,
+ netdev);
+ if (err)
+ goto out;
+
+ adapter->tx_ring->itr_register = E1000_EITR(vector);
+ adapter->tx_ring->itr_val = 1952;
+ vector++;
+
+ err = request_irq(adapter->msix_entries[vector].vector,
+ &igbvf_intr_msix_rx, 0, adapter->rx_ring->name,
+ netdev);
+ if (err)
+ goto out;
+
+ adapter->rx_ring->itr_register = E1000_EITR(vector);
+ adapter->rx_ring->itr_val = 1952;
+ vector++;
+
+ err = request_irq(adapter->msix_entries[vector].vector,
+ &igbvf_msix_other, 0, netdev->name, netdev);
+ if (err)
+ goto out;
+
+ igbvf_configure_msix(adapter);
+ return 0;
+out:
+ return err;
+}
+
+/**
+ * igbvf_alloc_queues - Allocate memory for all rings
+ * @adapter: board private structure to initialize
+ **/
+static int __devinit igbvf_alloc_queues(struct igbvf_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+
+ adapter->tx_ring = kzalloc(sizeof(struct igbvf_ring), GFP_KERNEL);
+ if (!adapter->tx_ring)
+ return -ENOMEM;
+
+ adapter->rx_ring = kzalloc(sizeof(struct igbvf_ring), GFP_KERNEL);
+ if (!adapter->rx_ring) {
+ kfree(adapter->tx_ring);
+ return -ENOMEM;
+ }
+
+ netif_napi_add(netdev, &adapter->rx_ring->napi, igbvf_poll, 64);
+
+ return 0;
+}
+
+/**
+ * igbvf_request_irq - initialize interrupts
+ *
+ * Attempts to configure interrupts using the best available
+ * capabilities of the hardware and kernel.
+ **/
+static int igbvf_request_irq(struct igbvf_adapter *adapter)
+{
+ int err = -1;
+
+ /* igbvf supports msi-x only */
+ if (adapter->msix_entries)
+ err = igbvf_request_msix(adapter);
+
+ if (!err)
+ return err;
+
+ dev_err(&adapter->pdev->dev,
+ "Unable to allocate interrupt, Error: %d\n", err);
+
+ return err;
+}
+
+static void igbvf_free_irq(struct igbvf_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+ int vector;
+
+ if (adapter->msix_entries) {
+ for (vector = 0; vector < 3; vector++)
+ free_irq(adapter->msix_entries[vector].vector, netdev);
+ }
+}
+
+/**
+ * igbvf_irq_disable - Mask off interrupt generation on the NIC
+ **/
+static void igbvf_irq_disable(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+
+ ew32(EIMC, ~0);
+
+ if (adapter->msix_entries)
+ ew32(EIAC, 0);
+}
+
+/**
+ * igbvf_irq_enable - Enable default interrupt generation settings
+ **/
+static void igbvf_irq_enable(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+
+ ew32(EIAC, adapter->eims_enable_mask);
+ ew32(EIAM, adapter->eims_enable_mask);
+ ew32(EIMS, adapter->eims_enable_mask);
+}
+
+/**
+ * igbvf_poll - NAPI Rx polling callback
+ * @napi: struct associated with this polling callback
+ * @budget: amount of packets driver is allowed to process this poll
+ **/
+static int igbvf_poll(struct napi_struct *napi, int budget)
+{
+ struct igbvf_ring *rx_ring = container_of(napi, struct igbvf_ring, napi);
+ struct igbvf_adapter *adapter = rx_ring->adapter;
+ struct e1000_hw *hw = &adapter->hw;
+ int work_done = 0;
+
+ igbvf_clean_rx_irq(adapter, &work_done, budget);
+
+ /* If not enough Rx work done, exit the polling mode */
+ if (work_done < budget) {
+ napi_complete(napi);
+
+ if (adapter->itr_setting & 3)
+ igbvf_set_itr(adapter);
+
+ if (!test_bit(__IGBVF_DOWN, &adapter->state))
+ ew32(EIMS, adapter->rx_ring->eims_value);
+ }
+
+ return work_done;
+}
+
+/**
+ * igbvf_set_rlpml - set receive large packet maximum length
+ * @adapter: board private structure
+ *
+ * Configure the maximum size of packets that will be received
+ */
+static void igbvf_set_rlpml(struct igbvf_adapter *adapter)
+{
+ int max_frame_size = adapter->max_frame_size;
+ struct e1000_hw *hw = &adapter->hw;
+
+ if (adapter->vlgrp)
+ max_frame_size += VLAN_TAG_SIZE;
+
+ e1000_rlpml_set_vf(hw, max_frame_size);
+}
+
+static void igbvf_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+
+ if (hw->mac.ops.set_vfta(hw, vid, true))
+ dev_err(&adapter->pdev->dev, "Failed to add vlan id %d\n", vid);
+}
+
+static void igbvf_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+
+ igbvf_irq_disable(adapter);
+ vlan_group_set_device(adapter->vlgrp, vid, NULL);
+
+ if (!test_bit(__IGBVF_DOWN, &adapter->state))
+ igbvf_irq_enable(adapter);
+
+ if (hw->mac.ops.set_vfta(hw, vid, false))
+ dev_err(&adapter->pdev->dev,
+ "Failed to remove vlan id %d\n", vid);
+}
+
+static void igbvf_vlan_rx_register(struct net_device *netdev,
+ struct vlan_group *grp)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ adapter->vlgrp = grp;
+}
+
+static void igbvf_restore_vlan(struct igbvf_adapter *adapter)
+{
+ u16 vid;
+
+ if (!adapter->vlgrp)
+ return;
+
+ for (vid = 0; vid < VLAN_GROUP_ARRAY_LEN; vid++) {
+ if (!vlan_group_get_device(adapter->vlgrp, vid))
+ continue;
+ igbvf_vlan_rx_add_vid(adapter->netdev, vid);
+ }
+
+ igbvf_set_rlpml(adapter);
+}
+
+/**
+ * igbvf_configure_tx - Configure Transmit Unit after Reset
+ * @adapter: board private structure
+ *
+ * Configure the Tx unit of the MAC after a reset.
+ **/
+static void igbvf_configure_tx(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ struct igbvf_ring *tx_ring = adapter->tx_ring;
+ u64 tdba;
+ u32 txdctl, dca_txctrl;
+
+ /* disable transmits */
+ txdctl = er32(TXDCTL(0));
+ ew32(TXDCTL(0), txdctl & ~E1000_TXDCTL_QUEUE_ENABLE);
+ msleep(10);
+
+ /* Setup the HW Tx Head and Tail descriptor pointers */
+ ew32(TDLEN(0), tx_ring->count * sizeof(union e1000_adv_tx_desc));
+ tdba = tx_ring->dma;
+ ew32(TDBAL(0), (tdba & DMA_32BIT_MASK));
+ ew32(TDBAH(0), (tdba >> 32));
+ ew32(TDH(0), 0);
+ ew32(TDT(0), 0);
+ tx_ring->head = E1000_TDH(0);
+ tx_ring->tail = E1000_TDT(0);
+
+ /* Turn off Relaxed Ordering on head write-backs. The writebacks
+ * MUST be delivered in order or it will completely screw up
+ * our bookeeping.
+ */
+ dca_txctrl = er32(DCA_TXCTRL(0));
+ dca_txctrl &= ~E1000_DCA_TXCTRL_TX_WB_RO_EN;
+ ew32(DCA_TXCTRL(0), dca_txctrl);
+
+ /* enable transmits */
+ txdctl |= E1000_TXDCTL_QUEUE_ENABLE;
+ ew32(TXDCTL(0), txdctl);
+
+ /* Setup Transmit Descriptor Settings for eop descriptor */
+ adapter->txd_cmd = E1000_ADVTXD_DCMD_EOP | E1000_ADVTXD_DCMD_IFCS;
+
+ /* enable Report Status bit */
+ adapter->txd_cmd |= E1000_ADVTXD_DCMD_RS;
+
+ adapter->tx_queue_len = adapter->netdev->tx_queue_len;
+}
+
+/**
+ * igbvf_setup_srrctl - configure the receive control registers
+ * @adapter: Board private structure
+ **/
+static void igbvf_setup_srrctl(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ u32 srrctl = 0;
+
+ srrctl &= ~(E1000_SRRCTL_DESCTYPE_MASK |
+ E1000_SRRCTL_BSIZEHDR_MASK |
+ E1000_SRRCTL_BSIZEPKT_MASK);
+
+ /* Enable queue drop to avoid head of line blocking */
+ srrctl |= E1000_SRRCTL_DROP_EN;
+
+ /* Setup buffer sizes */
+ srrctl |= ALIGN(adapter->rx_buffer_len, 1024) >>
+ E1000_SRRCTL_BSIZEPKT_SHIFT;
+
+ if (adapter->rx_buffer_len < 2048) {
+ adapter->rx_ps_hdr_size = 0;
+ srrctl |= E1000_SRRCTL_DESCTYPE_ADV_ONEBUF;
+ } else {
+ adapter->rx_ps_hdr_size = 128;
+ srrctl |= adapter->rx_ps_hdr_size <<
+ E1000_SRRCTL_BSIZEHDRSIZE_SHIFT;
+ srrctl |= E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS;
+ }
+
+ ew32(SRRCTL(0), srrctl);
+}
+
+/**
+ * igbvf_configure_rx - Configure Receive Unit after Reset
+ * @adapter: board private structure
+ *
+ * Configure the Rx unit of the MAC after a reset.
+ **/
+static void igbvf_configure_rx(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ struct igbvf_ring *rx_ring = adapter->rx_ring;
+ u64 rdba;
+ u32 rdlen, rxdctl;
+
+ /* disable receives */
+ rxdctl = er32(RXDCTL(0));
+ ew32(RXDCTL(0), rxdctl & ~E1000_RXDCTL_QUEUE_ENABLE);
+ msleep(10);
+
+ rdlen = rx_ring->count * sizeof(union e1000_adv_rx_desc);
+
+ /*
+ * Setup the HW Rx Head and Tail Descriptor Pointers and
+ * the Base and Length of the Rx Descriptor Ring
+ */
+ rdba = rx_ring->dma;
+ ew32(RDBAL(0), (rdba & DMA_32BIT_MASK));
+ ew32(RDBAH(0), (rdba >> 32));
+ ew32(RDLEN(0), rx_ring->count * sizeof(union e1000_adv_rx_desc));
+ rx_ring->head = E1000_RDH(0);
+ rx_ring->tail = E1000_RDT(0);
+ ew32(RDH(0), 0);
+ ew32(RDT(0), 0);
+
+ rxdctl |= E1000_RXDCTL_QUEUE_ENABLE;
+ rxdctl &= 0xFFF00000;
+ rxdctl |= IGBVF_RX_PTHRESH;
+ rxdctl |= IGBVF_RX_HTHRESH << 8;
+ rxdctl |= IGBVF_RX_WTHRESH << 16;
+
+ igbvf_set_rlpml(adapter);
+
+ /* enable receives */
+ ew32(RXDCTL(0), rxdctl);
+}
+
+/**
+ * igbvf_set_multi - Multicast and Promiscuous mode set
+ * @netdev: network interface device structure
+ *
+ * The set_multi entry point is called whenever the multicast address
+ * list or the network interface flags are updated. This routine is
+ * responsible for configuring the hardware for proper multicast,
+ * promiscuous mode, and all-multi behavior.
+ **/
+static void igbvf_set_multi(struct net_device *netdev)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+ struct dev_mc_list *mc_ptr;
+ u8 *mta_list = NULL;
+ int i;
+
+ if (netdev->mc_count) {
+ mta_list = kmalloc(netdev->mc_count * 6, GFP_ATOMIC);
+ if (!mta_list) {
+ dev_err(&adapter->pdev->dev,
+ "failed to allocate multicast filter list\n");
+ return;
+ }
+ }
+
+ /* prepare a packed array of only addresses. */
+ mc_ptr = netdev->mc_list;
+
+ for (i = 0; i < netdev->mc_count; i++) {
+ if (!mc_ptr)
+ break;
+ memcpy(mta_list + (i*ETH_ALEN), mc_ptr->dmi_addr,
+ ETH_ALEN);
+ mc_ptr = mc_ptr->next;
+ }
+
+ hw->mac.ops.update_mc_addr_list(hw, mta_list, i, 0, 0);
+ kfree(mta_list);
+}
+
+/**
+ * igbvf_configure - configure the hardware for Rx and Tx
+ * @adapter: private board structure
+ **/
+static void igbvf_configure(struct igbvf_adapter *adapter)
+{
+ igbvf_set_multi(adapter->netdev);
+
+ igbvf_restore_vlan(adapter);
+
+ igbvf_configure_tx(adapter);
+ igbvf_setup_srrctl(adapter);
+ igbvf_configure_rx(adapter);
+ igbvf_alloc_rx_buffers(adapter->rx_ring,
+ igbvf_desc_unused(adapter->rx_ring));
+}
+
+/* igbvf_reset - bring the hardware into a known good state
+ *
+ * This function boots the hardware and enables some settings that
+ * require a configuration cycle of the hardware - those cannot be
+ * set/changed during runtime. After reset the device needs to be
+ * properly configured for Rx, Tx etc.
+ */
+static void igbvf_reset(struct igbvf_adapter *adapter)
+{
+ struct e1000_mac_info *mac = &adapter->hw.mac;
+ struct net_device *netdev = adapter->netdev;
+ struct e1000_hw *hw = &adapter->hw;
+
+ /* Allow time for pending master requests to run */
+ if (mac->ops.reset_hw(hw))
+ dev_err(&adapter->pdev->dev, "PF still resetting\n");
+
+ mac->ops.init_hw(hw);
+
+ if (is_valid_ether_addr(adapter->hw.mac.addr)) {
+ memcpy(netdev->dev_addr, adapter->hw.mac.addr,
+ netdev->addr_len);
+ memcpy(netdev->perm_addr, adapter->hw.mac.addr,
+ netdev->addr_len);
+ }
+}
+
+int igbvf_up(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+
+ /* hardware has been reset, we need to reload some things */
+ igbvf_configure(adapter);
+
+ clear_bit(__IGBVF_DOWN, &adapter->state);
+
+ napi_enable(&adapter->rx_ring->napi);
+ if (adapter->msix_entries)
+ igbvf_configure_msix(adapter);
+
+ /* Clear any pending interrupts. */
+ er32(EICR);
+ igbvf_irq_enable(adapter);
+
+ /* start the watchdog */
+ hw->mac.get_link_status = 1;
+ mod_timer(&adapter->watchdog_timer, jiffies + 1);
+
+
+ return 0;
+}
+
+void igbvf_down(struct igbvf_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+ struct e1000_hw *hw = &adapter->hw;
+ u32 rxdctl, txdctl;
+
+ /*
+ * signal that we're down so the interrupt handler does not
+ * reschedule our watchdog timer
+ */
+ set_bit(__IGBVF_DOWN, &adapter->state);
+
+ /* disable receives in the hardware */
+ rxdctl = er32(RXDCTL(0));
+ ew32(RXDCTL(0), rxdctl & ~E1000_RXDCTL_QUEUE_ENABLE);
+
+ netif_stop_queue(netdev);
+
+ /* disable transmits in the hardware */
+ txdctl = er32(TXDCTL(0));
+ ew32(TXDCTL(0), txdctl & ~E1000_TXDCTL_QUEUE_ENABLE);
+
+ /* flush both disables and wait for them to finish */
+ e1e_flush();
+ msleep(10);
+
+ napi_disable(&adapter->rx_ring->napi);
+
+ igbvf_irq_disable(adapter);
+
+ del_timer_sync(&adapter->watchdog_timer);
+
+ netdev->tx_queue_len = adapter->tx_queue_len;
+ netif_carrier_off(netdev);
+
+ /* record the stats before reset*/
+ igbvf_update_stats(adapter);
+
+ adapter->link_speed = 0;
+ adapter->link_duplex = 0;
+
+ igbvf_reset(adapter);
+ igbvf_clean_tx_ring(adapter->tx_ring);
+ igbvf_clean_rx_ring(adapter->rx_ring);
+}
+
+void igbvf_reinit_locked(struct igbvf_adapter *adapter)
+{
+ might_sleep();
+ while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state))
+ msleep(1);
+ igbvf_down(adapter);
+ igbvf_up(adapter);
+ clear_bit(__IGBVF_RESETTING, &adapter->state);
+}
+
+/**
+ * igbvf_sw_init - Initialize general software structures (struct igbvf_adapter)
+ * @adapter: board private structure to initialize
+ *
+ * igbvf_sw_init initializes the Adapter private data structure.
+ * Fields are initialized based on PCI device information and
+ * OS network device settings (MTU size).
+ **/
+static int __devinit igbvf_sw_init(struct igbvf_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+ s32 rc;
+
+ adapter->rx_buffer_len = ETH_FRAME_LEN + VLAN_HLEN + ETH_FCS_LEN;
+ adapter->rx_ps_hdr_size = 0;
+ adapter->max_frame_size = netdev->mtu + ETH_HLEN + ETH_FCS_LEN;
+ adapter->min_frame_size = ETH_ZLEN + ETH_FCS_LEN;
+
+ adapter->tx_int_delay = 8;
+ adapter->tx_abs_int_delay = 32;
+ adapter->rx_int_delay = 0;
+ adapter->rx_abs_int_delay = 8;
+ adapter->itr_setting = 3;
+ adapter->itr = 20000;
+
+ /* Set various function pointers */
+ adapter->ei->init_ops(&adapter->hw);
+
+ rc = adapter->hw.mac.ops.init_params(&adapter->hw);
+ if (rc)
+ return rc;
+
+ rc = adapter->hw.mbx.ops.init_params(&adapter->hw);
+ if (rc)
+ return rc;
+
+ igbvf_set_interrupt_capability(adapter);
+
+ if (igbvf_alloc_queues(adapter))
+ return -ENOMEM;
+
+ spin_lock_init(&adapter->tx_queue_lock);
+
+ /* Explicitly disable IRQ since the NIC can be in any state. */
+ igbvf_irq_disable(adapter);
+
+ spin_lock_init(&adapter->stats_lock);
+
+ set_bit(__IGBVF_DOWN, &adapter->state);
+ return 0;
+}
+
+static void igbvf_initialize_last_counter_stats(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+
+ adapter->stats.last_gprc = er32(VFGPRC);
+ adapter->stats.last_gorc = er32(VFGORC);
+ adapter->stats.last_gptc = er32(VFGPTC);
+ adapter->stats.last_gotc = er32(VFGOTC);
+ adapter->stats.last_mprc = er32(VFMPRC);
+ adapter->stats.last_gotlbc = er32(VFGOTLBC);
+ adapter->stats.last_gptlbc = er32(VFGPTLBC);
+ adapter->stats.last_gorlbc = er32(VFGORLBC);
+ adapter->stats.last_gprlbc = er32(VFGPRLBC);
+
+ adapter->stats.base_gprc = er32(VFGPRC);
+ adapter->stats.base_gorc = er32(VFGORC);
+ adapter->stats.base_gptc = er32(VFGPTC);
+ adapter->stats.base_gotc = er32(VFGOTC);
+ adapter->stats.base_mprc = er32(VFMPRC);
+ adapter->stats.base_gotlbc = er32(VFGOTLBC);
+ adapter->stats.base_gptlbc = er32(VFGPTLBC);
+ adapter->stats.base_gorlbc = er32(VFGORLBC);
+ adapter->stats.base_gprlbc = er32(VFGPRLBC);
+}
+
+/**
+ * igbvf_open - Called when a network interface is made active
+ * @netdev: network interface device structure
+ *
+ * Returns 0 on success, negative value on failure
+ *
+ * The open entry point is called when a network interface is made
+ * active by the system (IFF_UP). At this point all resources needed
+ * for transmit and receive operations are allocated, the interrupt
+ * handler is registered with the OS, the watchdog timer is started,
+ * and the stack is notified that the interface is ready.
+ **/
+static int igbvf_open(struct net_device *netdev)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+ int err;
+
+ /* disallow open during test */
+ if (test_bit(__IGBVF_TESTING, &adapter->state))
+ return -EBUSY;
+
+ /* allocate transmit descriptors */
+ err = igbvf_setup_tx_resources(adapter, adapter->tx_ring);
+ if (err)
+ goto err_setup_tx;
+
+ /* allocate receive descriptors */
+ err = igbvf_setup_rx_resources(adapter, adapter->rx_ring);
+ if (err)
+ goto err_setup_rx;
+
+ /*
+ * before we allocate an interrupt, we must be ready to handle it.
+ * Setting DEBUG_SHIRQ in the kernel makes it fire an interrupt
+ * as soon as we call pci_request_irq, so we have to setup our
+ * clean_rx handler before we do so.
+ */
+ igbvf_configure(adapter);
+
+ err = igbvf_request_irq(adapter);
+ if (err)
+ goto err_req_irq;
+
+ /* From here on the code is the same as igbvf_up() */
+ clear_bit(__IGBVF_DOWN, &adapter->state);
+
+ napi_enable(&adapter->rx_ring->napi);
+
+ /* clear any pending interrupts */
+ er32(EICR);
+
+ igbvf_irq_enable(adapter);
+
+ /* start the watchdog */
+ hw->mac.get_link_status = 1;
+ mod_timer(&adapter->watchdog_timer, jiffies + 1);
+
+ return 0;
+
+err_req_irq:
+ igbvf_free_rx_resources(adapter->rx_ring);
+err_setup_rx:
+ igbvf_free_tx_resources(adapter->tx_ring);
+err_setup_tx:
+ igbvf_reset(adapter);
+
+ return err;
+}
+
+/**
+ * igbvf_close - Disables a network interface
+ * @netdev: network interface device structure
+ *
+ * Returns 0, this is not allowed to fail
+ *
+ * The close entry point is called when an interface is de-activated
+ * by the OS. The hardware is still under the drivers control, but
+ * needs to be disabled. A global MAC reset is issued to stop the
+ * hardware, and all transmit and receive resources are freed.
+ **/
+static int igbvf_close(struct net_device *netdev)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ WARN_ON(test_bit(__IGBVF_RESETTING, &adapter->state));
+ igbvf_down(adapter);
+
+ igbvf_free_irq(adapter);
+
+ igbvf_free_tx_resources(adapter->tx_ring);
+ igbvf_free_rx_resources(adapter->rx_ring);
+
+ return 0;
+}
+/**
+ * igbvf_set_mac - Change the Ethernet Address of the NIC
+ * @netdev: network interface device structure
+ * @p: pointer to an address structure
+ *
+ * Returns 0 on success, negative on failure
+ **/
+static int igbvf_set_mac(struct net_device *netdev, void *p)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+ struct sockaddr *addr = p;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ memcpy(hw->mac.addr, addr->sa_data, netdev->addr_len);
+
+ hw->mac.ops.rar_set(hw, hw->mac.addr, 0);
+
+ if (memcmp(addr->sa_data, hw->mac.addr, 6))
+ return -EADDRNOTAVAIL;
+
+ memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
+
+ return 0;
+}
+
+#define UPDATE_VF_COUNTER(reg, name) \
+ { \
+ u32 current_counter = er32(reg); \
+ if (current_counter < adapter->stats.last_##name) \
+ adapter->stats.name += 0x100000000LL; \
+ adapter->stats.last_##name = current_counter; \
+ adapter->stats.name &= 0xFFFFFFFF00000000LL; \
+ adapter->stats.name |= current_counter; \
+ }
+
+/**
+ * igbvf_update_stats - Update the board statistics counters
+ * @adapter: board private structure
+**/
+void igbvf_update_stats(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ struct pci_dev *pdev = adapter->pdev;
+
+ /*
+ * Prevent stats update while adapter is being reset, link is down
+ * or if the pci connection is down.
+ */
+ if (adapter->link_speed == 0)
+ return;
+
+ if (test_bit(__IGBVF_RESETTING, &adapter->state))
+ return;
+
+ if (pci_channel_offline(pdev))
+ return;
+
+ UPDATE_VF_COUNTER(VFGPRC, gprc);
+ UPDATE_VF_COUNTER(VFGORC, gorc);
+ UPDATE_VF_COUNTER(VFGPTC, gptc);
+ UPDATE_VF_COUNTER(VFGOTC, gotc);
+ UPDATE_VF_COUNTER(VFMPRC, mprc);
+ UPDATE_VF_COUNTER(VFGOTLBC, gotlbc);
+ UPDATE_VF_COUNTER(VFGPTLBC, gptlbc);
+ UPDATE_VF_COUNTER(VFGORLBC, gorlbc);
+ UPDATE_VF_COUNTER(VFGPRLBC, gprlbc);
+
+ /* Fill out the OS statistics structure */
+ adapter->net_stats.multicast = adapter->stats.mprc;
+}
+
+static void igbvf_print_link_info(struct igbvf_adapter *adapter)
+{
+ dev_info(&adapter->pdev->dev, "Link is Up %d Mbps %s\n",
+ adapter->link_speed,
+ ((adapter->link_duplex == FULL_DUPLEX) ?
+ "Full Duplex" : "Half Duplex"));
+}
+
+static bool igbvf_has_link(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ s32 ret_val = E1000_SUCCESS;
+ bool link_active;
+
+ ret_val = hw->mac.ops.check_for_link(hw);
+ link_active = !hw->mac.get_link_status;
+
+ /* if check for link returns error we will need to reset */
+ if (ret_val)
+ schedule_work(&adapter->reset_task);
+
+ return link_active;
+}
+
+/**
+ * igbvf_watchdog - Timer Call-back
+ * @data: pointer to adapter cast into an unsigned long
+ **/
+static void igbvf_watchdog(unsigned long data)
+{
+ struct igbvf_adapter *adapter = (struct igbvf_adapter *) data;
+
+ /* Do the rest outside of interrupt context */
+ schedule_work(&adapter->watchdog_task);
+}
+
+static void igbvf_watchdog_task(struct work_struct *work)
+{
+ struct igbvf_adapter *adapter = container_of(work,
+ struct igbvf_adapter,
+ watchdog_task);
+ struct net_device *netdev = adapter->netdev;
+ struct e1000_mac_info *mac = &adapter->hw.mac;
+ struct igbvf_ring *tx_ring = adapter->tx_ring;
+ struct e1000_hw *hw = &adapter->hw;
+ u32 link;
+ int tx_pending = 0;
+
+ link = igbvf_has_link(adapter);
+
+ if (link) {
+ if (!netif_carrier_ok(netdev)) {
+ bool txb2b = 1;
+
+ mac->ops.get_link_up_info(&adapter->hw,
+ &adapter->link_speed,
+ &adapter->link_duplex);
+ igbvf_print_link_info(adapter);
+
+ /*
+ * tweak tx_queue_len according to speed/duplex
+ * and adjust the timeout factor
+ */
+ netdev->tx_queue_len = adapter->tx_queue_len;
+ adapter->tx_timeout_factor = 1;
+ switch (adapter->link_speed) {
+ case SPEED_10:
+ txb2b = 0;
+ netdev->tx_queue_len = 10;
+ adapter->tx_timeout_factor = 16;
+ break;
+ case SPEED_100:
+ txb2b = 0;
+ netdev->tx_queue_len = 100;
+ /* maybe add some timeout factor ? */
+ break;
+ }
+
+ netif_carrier_on(netdev);
+ netif_wake_queue(netdev);
+ }
+ } else {
+ if (netif_carrier_ok(netdev)) {
+ adapter->link_speed = 0;
+ adapter->link_duplex = 0;
+ dev_info(&adapter->pdev->dev, "Link is Down\n");
+ netif_carrier_off(netdev);
+ netif_stop_queue(netdev);
+ }
+ }
+
+ if (netif_carrier_ok(netdev)) {
+ igbvf_update_stats(adapter);
+ } else {
+ tx_pending = (igbvf_desc_unused(tx_ring) + 1 <
+ tx_ring->count);
+ if (tx_pending) {
+ /*
+ * We've lost link, so the controller stops DMA,
+ * but we've got queued Tx work that's never going
+ * to get done, so reset controller to flush Tx.
+ * (Do the reset outside of interrupt context).
+ */
+ adapter->tx_timeout_count++;
+ schedule_work(&adapter->reset_task);
+ }
+ }
+
+ /* Cause software interrupt to ensure Rx ring is cleaned */
+ ew32(EICS, adapter->rx_ring->eims_value);
+
+ /* Force detection of hung controller every watchdog period */
+ adapter->detect_tx_hung = 1;
+
+ /* Reset the timer */
+ if (!test_bit(__IGBVF_DOWN, &adapter->state))
+ mod_timer(&adapter->watchdog_timer,
+ round_jiffies(jiffies + (2 * HZ)));
+}
+
+#define IGBVF_TX_FLAGS_CSUM 0x00000001
+#define IGBVF_TX_FLAGS_VLAN 0x00000002
+#define IGBVF_TX_FLAGS_TSO 0x00000004
+#define IGBVF_TX_FLAGS_IPV4 0x00000008
+#define IGBVF_TX_FLAGS_VLAN_MASK 0xffff0000
+#define IGBVF_TX_FLAGS_VLAN_SHIFT 16
+
+static int igbvf_tso(struct igbvf_adapter *adapter,
+ struct igbvf_ring *tx_ring,
+ struct sk_buff *skb, u32 tx_flags, u8 *hdr_len)
+{
+ struct e1000_adv_tx_context_desc *context_desc;
+ unsigned int i;
+ int err;
+ struct igbvf_buffer *buffer_info;
+ u32 info = 0, tu_cmd = 0;
+ u32 mss_l4len_idx, l4len;
+ *hdr_len = 0;
+
+ if (skb_header_cloned(skb)) {
+ err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
+ if (err) {
+ dev_err(&adapter->pdev->dev,
+ "igbvf_tso returning an error\n");
+ return err;
+ }
+ }
+
+ l4len = tcp_hdrlen(skb);
+ *hdr_len += l4len;
+
+ if (skb->protocol == htons(ETH_P_IP)) {
+ struct iphdr *iph = ip_hdr(skb);
+ iph->tot_len = 0;
+ iph->check = 0;
+ tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr,
+ iph->daddr, 0,
+ IPPROTO_TCP,
+ 0);
+ } else if (skb_shinfo(skb)->gso_type == SKB_GSO_TCPV6) {
+ ipv6_hdr(skb)->payload_len = 0;
+ tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr,
+ &ipv6_hdr(skb)->daddr,
+ 0, IPPROTO_TCP, 0);
+ }
+
+ i = tx_ring->next_to_use;
+
+ buffer_info = &tx_ring->buffer_info[i];
+ context_desc = IGBVF_TX_CTXTDESC_ADV(*tx_ring, i);
+ /* VLAN MACLEN IPLEN */
+ if (tx_flags & IGBVF_TX_FLAGS_VLAN)
+ info |= (tx_flags & IGBVF_TX_FLAGS_VLAN_MASK);
+ info |= (skb_network_offset(skb) << E1000_ADVTXD_MACLEN_SHIFT);
+ *hdr_len += skb_network_offset(skb);
+ info |= (skb_transport_header(skb) - skb_network_header(skb));
+ *hdr_len += (skb_transport_header(skb) - skb_network_header(skb));
+ context_desc->vlan_macip_lens = cpu_to_le32(info);
+
+ /* ADV DTYP TUCMD MKRLOC/ISCSIHEDLEN */
+ tu_cmd |= (E1000_TXD_CMD_DEXT | E1000_ADVTXD_DTYP_CTXT);
+
+ if (skb->protocol == htons(ETH_P_IP))
+ tu_cmd |= E1000_ADVTXD_TUCMD_IPV4;
+ tu_cmd |= E1000_ADVTXD_TUCMD_L4T_TCP;
+
+ context_desc->type_tucmd_mlhl = cpu_to_le32(tu_cmd);
+
+ /* MSS L4LEN IDX */
+ mss_l4len_idx = (skb_shinfo(skb)->gso_size << E1000_ADVTXD_MSS_SHIFT);
+ mss_l4len_idx |= (l4len << E1000_ADVTXD_L4LEN_SHIFT);
+
+ context_desc->mss_l4len_idx = cpu_to_le32(mss_l4len_idx);
+ context_desc->seqnum_seed = 0;
+
+ buffer_info->time_stamp = jiffies;
+ buffer_info->next_to_watch = i;
+ buffer_info->dma = 0;
+ i++;
+ if (i == tx_ring->count)
+ i = 0;
+
+ tx_ring->next_to_use = i;
+
+ return true;
+}
+
+static inline bool igbvf_tx_csum(struct igbvf_adapter *adapter,
+ struct igbvf_ring *tx_ring,
+ struct sk_buff *skb, u32 tx_flags)
+{
+ struct e1000_adv_tx_context_desc *context_desc;
+ unsigned int i;
+ struct igbvf_buffer *buffer_info;
+ u32 info = 0, tu_cmd = 0;
+
+ if ((skb->ip_summed == CHECKSUM_PARTIAL) ||
+ (tx_flags & IGBVF_TX_FLAGS_VLAN)) {
+ i = tx_ring->next_to_use;
+ buffer_info = &tx_ring->buffer_info[i];
+ context_desc = IGBVF_TX_CTXTDESC_ADV(*tx_ring, i);
+
+ if (tx_flags & IGBVF_TX_FLAGS_VLAN)
+ info |= (tx_flags & IGBVF_TX_FLAGS_VLAN_MASK);
+
+ info |= (skb_network_offset(skb) << E1000_ADVTXD_MACLEN_SHIFT);
+ if (skb->ip_summed == CHECKSUM_PARTIAL)
+ info |= (skb_transport_header(skb) -
+ skb_network_header(skb));
+
+
+ context_desc->vlan_macip_lens = cpu_to_le32(info);
+
+ tu_cmd |= (E1000_TXD_CMD_DEXT | E1000_ADVTXD_DTYP_CTXT);
+
+ if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ switch (skb->protocol) {
+ case __constant_htons(ETH_P_IP):
+ tu_cmd |= E1000_ADVTXD_TUCMD_IPV4;
+ if (ip_hdr(skb)->protocol == IPPROTO_TCP)
+ tu_cmd |= E1000_ADVTXD_TUCMD_L4T_TCP;
+ break;
+ case __constant_htons(ETH_P_IPV6):
+ if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP)
+ tu_cmd |= E1000_ADVTXD_TUCMD_L4T_TCP;
+ break;
+ default:
+ break;
+ }
+ }
+
+ context_desc->type_tucmd_mlhl = cpu_to_le32(tu_cmd);
+ context_desc->seqnum_seed = 0;
+ context_desc->mss_l4len_idx = 0;
+
+ buffer_info->time_stamp = jiffies;
+ buffer_info->next_to_watch = i;
+ buffer_info->dma = 0;
+ i++;
+ if (i == tx_ring->count)
+ i = 0;
+ tx_ring->next_to_use = i;
+
+ return true;
+ }
+
+ return false;
+}
+
+static int igbvf_maybe_stop_tx(struct net_device *netdev, int size)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ /* there is enough descriptors then we don't need to worry */
+ if (igbvf_desc_unused(adapter->tx_ring) >= size)
+ return 0;
+
+ netif_stop_queue(netdev);
+
+ smp_mb();
+
+ /* We need to check again just in case room has been made available */
+ if (igbvf_desc_unused(adapter->tx_ring) < size)
+ return -EBUSY;
+
+ netif_wake_queue(netdev);
+
+ ++adapter->restart_queue;
+ return 0;
+}
+
+#define IGBVF_MAX_TXD_PWR 16
+#define IGBVF_MAX_DATA_PER_TXD (1 << IGBVF_MAX_TXD_PWR)
+
+static inline int igbvf_tx_map_adv(struct igbvf_adapter *adapter,
+ struct igbvf_ring *tx_ring,
+ struct sk_buff *skb,
+ unsigned int first)
+{
+ struct igbvf_buffer *buffer_info;
+ unsigned int len = skb_headlen(skb);
+ unsigned int count = 0, i;
+ unsigned int f;
+ dma_addr_t *map;
+
+ i = tx_ring->next_to_use;
+
+ if (skb_dma_map(&adapter->pdev->dev, skb, DMA_TO_DEVICE)) {
+ dev_err(&adapter->pdev->dev, "TX DMA map failed\n");
+ return 0;
+ }
+
+ map = skb_shinfo(skb)->dma_maps;
+
+ buffer_info = &tx_ring->buffer_info[i];
+ BUG_ON(len >= IGBVF_MAX_DATA_PER_TXD);
+ buffer_info->length = len;
+ /* set time_stamp *before* dma to help avoid a possible race */
+ buffer_info->time_stamp = jiffies;
+ buffer_info->next_to_watch = i;
+ buffer_info->dma = map[count];
+ count++;
+
+ for (f = 0; f < skb_shinfo(skb)->nr_frags; f++) {
+ struct skb_frag_struct *frag;
+
+ i++;
+ if (i == tx_ring->count)
+ i = 0;
+
+ frag = &skb_shinfo(skb)->frags[f];
+ len = frag->size;
+
+ buffer_info = &tx_ring->buffer_info[i];
+ BUG_ON(len >= IGBVF_MAX_DATA_PER_TXD);
+ buffer_info->length = len;
+ buffer_info->time_stamp = jiffies;
+ buffer_info->next_to_watch = i;
+ buffer_info->dma = map[count];
+ count++;
+ }
+
+ tx_ring->buffer_info[i].skb = skb;
+ tx_ring->buffer_info[first].next_to_watch = i;
+
+ return count;
+}
+
+static inline void igbvf_tx_queue_adv(struct igbvf_adapter *adapter,
+ struct igbvf_ring *tx_ring,
+ int tx_flags, int count, u32 paylen,
+ u8 hdr_len)
+{
+ union e1000_adv_tx_desc *tx_desc = NULL;
+ struct igbvf_buffer *buffer_info;
+ u32 olinfo_status = 0, cmd_type_len;
+ unsigned int i;
+
+ cmd_type_len = (E1000_ADVTXD_DTYP_DATA | E1000_ADVTXD_DCMD_IFCS |
+ E1000_ADVTXD_DCMD_DEXT);
+
+ if (tx_flags & IGBVF_TX_FLAGS_VLAN)
+ cmd_type_len |= E1000_ADVTXD_DCMD_VLE;
+
+ if (tx_flags & IGBVF_TX_FLAGS_TSO) {
+ cmd_type_len |= E1000_ADVTXD_DCMD_TSE;
+
+ /* insert tcp checksum */
+ olinfo_status |= E1000_TXD_POPTS_TXSM << 8;
+
+ /* insert ip checksum */
+ if (tx_flags & IGBVF_TX_FLAGS_IPV4)
+ olinfo_status |= E1000_TXD_POPTS_IXSM << 8;
+
+ } else if (tx_flags & IGBVF_TX_FLAGS_CSUM) {
+ olinfo_status |= E1000_TXD_POPTS_TXSM << 8;
+ }
+
+ olinfo_status |= ((paylen - hdr_len) << E1000_ADVTXD_PAYLEN_SHIFT);
+
+ i = tx_ring->next_to_use;
+ while (count--) {
+ buffer_info = &tx_ring->buffer_info[i];
+ tx_desc = IGBVF_TX_DESC_ADV(*tx_ring, i);
+ tx_desc->read.buffer_addr = cpu_to_le64(buffer_info->dma);
+ tx_desc->read.cmd_type_len =
+ cpu_to_le32(cmd_type_len | buffer_info->length);
+ tx_desc->read.olinfo_status = cpu_to_le32(olinfo_status);
+ i++;
+ if (i == tx_ring->count)
+ i = 0;
+ }
+
+ tx_desc->read.cmd_type_len |= cpu_to_le32(adapter->txd_cmd);
+ /* Force memory writes to complete before letting h/w
+ * know there are new descriptors to fetch. (Only
+ * applicable for weak-ordered memory model archs,
+ * such as IA-64). */
+ wmb();
+
+ tx_ring->next_to_use = i;
+ writel(i, adapter->hw.hw_addr + tx_ring->tail);
+ /* we need this if more than one processor can write to our tail
+ * at a time, it syncronizes IO on IA64/Altix systems */
+ mmiowb();
+}
+
+static int igbvf_xmit_frame_ring_adv(struct sk_buff *skb,
+ struct net_device *netdev,
+ struct igbvf_ring *tx_ring)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ unsigned int first, tx_flags = 0;
+ u8 hdr_len = 0;
+ int count = 0;
+ int tso = 0;
+
+ if (test_bit(__IGBVF_DOWN, &adapter->state)) {
+ dev_kfree_skb_any(skb);
+ return NETDEV_TX_OK;
+ }
+
+ if (skb->len <= 0) {
+ dev_kfree_skb_any(skb);
+ return NETDEV_TX_OK;
+ }
+
+ /*
+ * need: count + 4 desc gap to keep tail from touching
+ * + 2 desc gap to keep tail from touching head,
+ * + 1 desc for skb->data,
+ * + 1 desc for context descriptor,
+ * head, otherwise try next time
+ */
+ if (igbvf_maybe_stop_tx(netdev, skb_shinfo(skb)->nr_frags + 4)) {
+ /* this is a hard error */
+ return NETDEV_TX_BUSY;
+ }
+
+ if (adapter->vlgrp && vlan_tx_tag_present(skb)) {
+ tx_flags |= IGBVF_TX_FLAGS_VLAN;
+ tx_flags |= (vlan_tx_tag_get(skb) << IGBVF_TX_FLAGS_VLAN_SHIFT);
+ }
+
+ if (skb->protocol == htons(ETH_P_IP))
+ tx_flags |= IGBVF_TX_FLAGS_IPV4;
+
+ first = tx_ring->next_to_use;
+
+ tso = skb_is_gso(skb) ?
+ igbvf_tso(adapter, tx_ring, skb, tx_flags, &hdr_len) : 0;
+ if (unlikely(tso < 0)) {
+ dev_kfree_skb_any(skb);
+ return NETDEV_TX_OK;
+ }
+
+ if (tso)
+ tx_flags |= IGBVF_TX_FLAGS_TSO;
+ else if (igbvf_tx_csum(adapter, tx_ring, skb, tx_flags) &&
+ (skb->ip_summed == CHECKSUM_PARTIAL))
+ tx_flags |= IGBVF_TX_FLAGS_CSUM;
+
+ /*
+ * count reflects descriptors mapped, if 0 then mapping error
+ * has occured and we need to rewind the descriptor queue
+ */
+ count = igbvf_tx_map_adv(adapter, tx_ring, skb, first);
+
+ if (count) {
+ igbvf_tx_queue_adv(adapter, tx_ring, tx_flags, count,
+ skb->len, hdr_len);
+ netdev->trans_start = jiffies;
+ /* Make sure there is space in the ring for the next send. */
+ igbvf_maybe_stop_tx(netdev, MAX_SKB_FRAGS + 4);
+ } else {
+ dev_kfree_skb_any(skb);
+ tx_ring->buffer_info[first].time_stamp = 0;
+ tx_ring->next_to_use = first;
+ }
+
+ return NETDEV_TX_OK;
+}
+
+static int igbvf_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct igbvf_ring *tx_ring;
+ int retval;
+
+ if (test_bit(__IGBVF_DOWN, &adapter->state)) {
+ dev_kfree_skb_any(skb);
+ return NETDEV_TX_OK;
+ }
+
+ tx_ring = &adapter->tx_ring[0];
+
+ retval = igbvf_xmit_frame_ring_adv(skb, netdev, tx_ring);
+
+ return retval;
+}
+
+/**
+ * igbvf_tx_timeout - Respond to a Tx Hang
+ * @netdev: network interface device structure
+ **/
+static void igbvf_tx_timeout(struct net_device *netdev)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ /* Do the reset outside of interrupt context */
+ adapter->tx_timeout_count++;
+ schedule_work(&adapter->reset_task);
+}
+
+static void igbvf_reset_task(struct work_struct *work)
+{
+ struct igbvf_adapter *adapter;
+ adapter = container_of(work, struct igbvf_adapter, reset_task);
+
+ igbvf_reinit_locked(adapter);
+}
+
+/**
+ * igbvf_get_stats - Get System Network Statistics
+ * @netdev: network interface device structure
+ *
+ * Returns the address of the device statistics structure.
+ * The statistics are actually updated from the timer callback.
+ **/
+static struct net_device_stats *igbvf_get_stats(struct net_device *netdev)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ /* only return the current stats */
+ return &adapter->net_stats;
+}
+
+/**
+ * igbvf_change_mtu - Change the Maximum Transfer Unit
+ * @netdev: network interface device structure
+ * @new_mtu: new value for maximum frame size
+ *
+ * Returns 0 on success, negative on failure
+ **/
+static int igbvf_change_mtu(struct net_device *netdev, int new_mtu)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN;
+
+ if ((new_mtu < 68) || (max_frame > MAX_JUMBO_FRAME_SIZE)) {
+ dev_err(&adapter->pdev->dev, "Invalid MTU setting\n");
+ return -EINVAL;
+ }
+
+ /* Jumbo frame size limits */
+ if (max_frame > ETH_FRAME_LEN + ETH_FCS_LEN) {
+ if (!(adapter->flags & FLAG_HAS_JUMBO_FRAMES)) {
+ dev_err(&adapter->pdev->dev,
+ "Jumbo Frames not supported.\n");
+ return -EINVAL;
+ }
+ }
+
+#define MAX_STD_JUMBO_FRAME_SIZE 9234
+ if (max_frame > MAX_STD_JUMBO_FRAME_SIZE) {
+ dev_err(&adapter->pdev->dev, "MTU > 9216 not supported.\n");
+ return -EINVAL;
+ }
+
+ while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state))
+ msleep(1);
+ /* igbvf_down has a dependency on max_frame_size */
+ adapter->max_frame_size = max_frame;
+ if (netif_running(netdev))
+ igbvf_down(adapter);
+
+ /*
+ * NOTE: netdev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN
+ * means we reserve 2 more, this pushes us to allocate from the next
+ * larger slab size.
+ * i.e. RXBUFFER_2048 --> size-4096 slab
+ * However with the new *_jumbo_rx* routines, jumbo receives will use
+ * fragmented skbs
+ */
+
+ if (max_frame <= 1024)
+ adapter->rx_buffer_len = 1024;
+ else if (max_frame <= 2048)
+ adapter->rx_buffer_len = 2048;
+ else
+#if (PAGE_SIZE / 2) > 16384
+ adapter->rx_buffer_len = 16384;
+#else
+ adapter->rx_buffer_len = PAGE_SIZE / 2;
+#endif
+
+
+ /* adjust allocation if LPE protects us, and we aren't using SBP */
+ if ((max_frame == ETH_FRAME_LEN + ETH_FCS_LEN) ||
+ (max_frame == ETH_FRAME_LEN + VLAN_HLEN + ETH_FCS_LEN))
+ adapter->rx_buffer_len = ETH_FRAME_LEN + VLAN_HLEN +
+ ETH_FCS_LEN;
+
+ dev_info(&adapter->pdev->dev, "changing MTU from %d to %d\n",
+ netdev->mtu, new_mtu);
+ netdev->mtu = new_mtu;
+
+ if (netif_running(netdev))
+ igbvf_up(adapter);
+ else
+ igbvf_reset(adapter);
+
+ clear_bit(__IGBVF_RESETTING, &adapter->state);
+
+ return 0;
+}
+
+static int igbvf_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
+{
+ switch (cmd) {
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static int igbvf_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+#ifdef CONFIG_PM
+ int retval = 0;
+#endif
+
+ netif_device_detach(netdev);
+
+ if (netif_running(netdev)) {
+ WARN_ON(test_bit(__IGBVF_RESETTING, &adapter->state));
+ igbvf_down(adapter);
+ igbvf_free_irq(adapter);
+ }
+
+#ifdef CONFIG_PM
+ retval = pci_save_state(pdev);
+ if (retval)
+ return retval;
+#endif
+
+ pci_disable_device(pdev);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int igbvf_resume(struct pci_dev *pdev)
+{
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ u32 err;
+
+ pci_restore_state(pdev);
+ err = pci_enable_device_mem(pdev);
+ if (err) {
+ dev_err(&pdev->dev, "Cannot enable PCI device from suspend\n");
+ return err;
+ }
+
+ pci_set_master(pdev);
+
+ if (netif_running(netdev)) {
+ err = igbvf_request_irq(adapter);
+ if (err)
+ return err;
+ }
+
+ igbvf_reset(adapter);
+
+ if (netif_running(netdev))
+ igbvf_up(adapter);
+
+ netif_device_attach(netdev);
+
+ return 0;
+}
+#endif
+
+static void igbvf_shutdown(struct pci_dev *pdev)
+{
+ igbvf_suspend(pdev, PMSG_SUSPEND);
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+/*
+ * Polling 'interrupt' - used by things like netconsole to send skbs
+ * without having to re-enable interrupts. It's not called while
+ * the interrupt routine is executing.
+ */
+static void igbvf_netpoll(struct net_device *netdev)
+{
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ disable_irq(adapter->pdev->irq);
+
+ igbvf_clean_tx_irq(adapter->tx_ring);
+
+ enable_irq(adapter->pdev->irq);
+}
+#endif
+
+/**
+ * igbvf_io_error_detected - called when PCI error is detected
+ * @pdev: Pointer to PCI device
+ * @state: The current pci connection state
+ *
+ * This function is called after a PCI bus error affecting
+ * this device has been detected.
+ */
+static pci_ers_result_t igbvf_io_error_detected(struct pci_dev *pdev,
+ pci_channel_state_t state)
+{
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ netif_device_detach(netdev);
+
+ if (netif_running(netdev))
+ igbvf_down(adapter);
+ pci_disable_device(pdev);
+
+ /* Request a slot slot reset. */
+ return PCI_ERS_RESULT_NEED_RESET;
+}
+
+/**
+ * igbvf_io_slot_reset - called after the pci bus has been reset.
+ * @pdev: Pointer to PCI device
+ *
+ * Restart the card from scratch, as if from a cold-boot. Implementation
+ * resembles the first-half of the igbvf_resume routine.
+ */
+static pci_ers_result_t igbvf_io_slot_reset(struct pci_dev *pdev)
+{
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ if (pci_enable_device_mem(pdev)) {
+ dev_err(&pdev->dev,
+ "Cannot re-enable PCI device after reset.\n");
+ return PCI_ERS_RESULT_DISCONNECT;
+ }
+ pci_set_master(pdev);
+
+ igbvf_reset(adapter);
+
+ return PCI_ERS_RESULT_RECOVERED;
+}
+
+/**
+ * igbvf_io_resume - called when traffic can start flowing again.
+ * @pdev: Pointer to PCI device
+ *
+ * This callback is called when the error recovery driver tells us that
+ * its OK to resume normal operation. Implementation resembles the
+ * second-half of the igbvf_resume routine.
+ */
+static void igbvf_io_resume(struct pci_dev *pdev)
+{
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+
+ if (netif_running(netdev)) {
+ if (igbvf_up(adapter)) {
+ dev_err(&pdev->dev,
+ "can't bring device back up after reset\n");
+ return;
+ }
+ }
+
+ netif_device_attach(netdev);
+}
+
+static void igbvf_print_device_info(struct igbvf_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ struct net_device *netdev = adapter->netdev;
+ struct pci_dev *pdev = adapter->pdev;
+
+ dev_info(&pdev->dev, "Intel(R) 82576 Virtual Function\n");
+ dev_info(&pdev->dev, "Address: %02x:%02x:%02x:%02x:%02x:%02x\n",
+ /* MAC address */
+ netdev->dev_addr[0], netdev->dev_addr[1],
+ netdev->dev_addr[2], netdev->dev_addr[3],
+ netdev->dev_addr[4], netdev->dev_addr[5]);
+ dev_info(&pdev->dev, "MAC: %d\n", hw->mac.type);
+}
+
+static const struct net_device_ops igbvf_netdev_ops = {
+ .ndo_open = igbvf_open,
+ .ndo_stop = igbvf_close,
+ .ndo_start_xmit = igbvf_xmit_frame,
+ .ndo_get_stats = igbvf_get_stats,
+ .ndo_set_multicast_list = igbvf_set_multi,
+ .ndo_set_mac_address = igbvf_set_mac,
+ .ndo_change_mtu = igbvf_change_mtu,
+ .ndo_do_ioctl = igbvf_ioctl,
+ .ndo_tx_timeout = igbvf_tx_timeout,
+ .ndo_vlan_rx_register = igbvf_vlan_rx_register,
+ .ndo_vlan_rx_add_vid = igbvf_vlan_rx_add_vid,
+ .ndo_vlan_rx_kill_vid = igbvf_vlan_rx_kill_vid,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = igbvf_netpoll,
+#endif
+};
+
+/**
+ * igbvf_probe - Device Initialization Routine
+ * @pdev: PCI device information struct
+ * @ent: entry in igbvf_pci_tbl
+ *
+ * Returns 0 on success, negative on failure
+ *
+ * igbvf_probe initializes an adapter identified by a pci_dev structure.
+ * The OS initialization, configuring of the adapter private structure,
+ * and a hardware reset occur.
+ **/
+static int __devinit igbvf_probe(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ struct net_device *netdev;
+ struct igbvf_adapter *adapter;
+ struct e1000_hw *hw;
+ const struct igbvf_info *ei = igbvf_info_tbl[ent->driver_data];
+
+ static int cards_found;
+ int err, pci_using_dac;
+
+ err = pci_enable_device_mem(pdev);
+ if (err)
+ return err;
+
+ pci_using_dac = 0;
+ err = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
+ if (!err) {
+ err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
+ if (!err)
+ pci_using_dac = 1;
+ } else {
+ err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+ if (err) {
+ err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
+ if (err) {
+ dev_err(&pdev->dev, "No usable DMA "
+ "configuration, aborting\n");
+ goto err_dma;
+ }
+ }
+ }
+
+ err = pci_request_regions(pdev, igbvf_driver_name);
+ if (err)
+ goto err_pci_reg;
+
+ pci_set_master(pdev);
+
+ err = -ENOMEM;
+ netdev = alloc_etherdev(sizeof(struct igbvf_adapter));
+ if (!netdev)
+ goto err_alloc_etherdev;
+
+ SET_NETDEV_DEV(netdev, &pdev->dev);
+
+ pci_set_drvdata(pdev, netdev);
+ adapter = netdev_priv(netdev);
+ hw = &adapter->hw;
+ adapter->netdev = netdev;
+ adapter->pdev = pdev;
+ adapter->ei = ei;
+ adapter->pba = ei->pba;
+ adapter->flags = ei->flags;
+ adapter->hw.back = adapter;
+ adapter->hw.mac.type = ei->mac;
+ adapter->msg_enable = (1 << NETIF_MSG_DRV | NETIF_MSG_PROBE) - 1;
+
+ /* PCI config space info */
+
+ hw->vendor_id = pdev->vendor;
+ hw->device_id = pdev->device;
+ hw->subsystem_vendor_id = pdev->subsystem_vendor;
+ hw->subsystem_device_id = pdev->subsystem_device;
+
+ pci_read_config_byte(pdev, PCI_REVISION_ID, &hw->revision_id);
+
+ err = -EIO;
+ adapter->hw.hw_addr = ioremap(pci_resource_start(pdev, 0),
+ pci_resource_len(pdev, 0));
+
+ if (!adapter->hw.hw_addr)
+ goto err_ioremap;
+
+ if (ei->get_variants) {
+ err = ei->get_variants(adapter);
+ if (err)
+ goto err_ioremap;
+ }
+
+ /* setup adapter struct */
+ err = igbvf_sw_init(adapter);
+ if (err)
+ goto err_sw_init;
+
+ /* construct the net_device struct */
+ netdev->netdev_ops = &igbvf_netdev_ops;
+
+ igbvf_set_ethtool_ops(netdev);
+ netdev->watchdog_timeo = 5 * HZ;
+ strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
+
+ adapter->bd_number = cards_found++;
+
+ netdev->features = NETIF_F_SG |
+ NETIF_F_IP_CSUM |
+ NETIF_F_HW_VLAN_TX |
+ NETIF_F_HW_VLAN_RX |
+ NETIF_F_HW_VLAN_FILTER;
+
+ netdev->features |= NETIF_F_IPV6_CSUM;
+ netdev->features |= NETIF_F_TSO;
+ netdev->features |= NETIF_F_TSO6;
+
+ if (pci_using_dac)
+ netdev->features |= NETIF_F_HIGHDMA;
+
+ netdev->vlan_features |= NETIF_F_TSO;
+ netdev->vlan_features |= NETIF_F_TSO6;
+ netdev->vlan_features |= NETIF_F_IP_CSUM;
+ netdev->vlan_features |= NETIF_F_IPV6_CSUM;
+ netdev->vlan_features |= NETIF_F_SG;
+
+ /*reset the controller to put the device in a known good state */
+ err = hw->mac.ops.reset_hw(hw);
+ if (err) {
+ dev_info(&pdev->dev,
+ "PF still in reset state, assigning new address\n");
+ random_ether_addr(hw->mac.addr);
+ } else {
+ err = hw->mac.ops.read_mac_addr(hw);
+ if (err) {
+ dev_err(&pdev->dev, "Error reading MAC address\n");
+ goto err_hw_init;
+ }
+ }
+
+ memcpy(netdev->dev_addr, adapter->hw.mac.addr, netdev->addr_len);
+ memcpy(netdev->perm_addr, adapter->hw.mac.addr, netdev->addr_len);
+
+ if (!is_valid_ether_addr(netdev->perm_addr)) {
+ dev_err(&pdev->dev, "Invalid MAC Address: "
+ "%02x:%02x:%02x:%02x:%02x:%02x\n",
+ netdev->dev_addr[0], netdev->dev_addr[1],
+ netdev->dev_addr[2], netdev->dev_addr[3],
+ netdev->dev_addr[4], netdev->dev_addr[5]);
+ err = -EIO;
+ goto err_hw_init;
+ }
+
+ setup_timer(&adapter->watchdog_timer, &igbvf_watchdog,
+ (unsigned long) adapter);
+
+ INIT_WORK(&adapter->reset_task, igbvf_reset_task);
+ INIT_WORK(&adapter->watchdog_task, igbvf_watchdog_task);
+
+ /* ring size defaults */
+ adapter->rx_ring->count = 1024;
+ adapter->tx_ring->count = 1024;
+
+ /* reset the hardware with the new settings */
+ igbvf_reset(adapter);
+
+ /* tell the stack to leave us alone until igbvf_open() is called */
+ netif_carrier_off(netdev);
+ netif_stop_queue(netdev);
+
+ strcpy(netdev->name, "eth%d");
+ err = register_netdev(netdev);
+ if (err)
+ goto err_hw_init;
+
+ igbvf_print_device_info(adapter);
+
+ igbvf_initialize_last_counter_stats(adapter);
+
+ return 0;
+
+err_hw_init:
+ kfree(adapter->tx_ring);
+ kfree(adapter->rx_ring);
+err_sw_init:
+ igbvf_reset_interrupt_capability(adapter);
+ iounmap(adapter->hw.hw_addr);
+err_ioremap:
+ free_netdev(netdev);
+err_alloc_etherdev:
+ pci_release_regions(pdev);
+err_pci_reg:
+err_dma:
+ pci_disable_device(pdev);
+ return err;
+}
+
+/**
+ * igbvf_remove - Device Removal Routine
+ * @pdev: PCI device information struct
+ *
+ * igbvf_remove is called by the PCI subsystem to alert the driver
+ * that it should release a PCI device. The could be caused by a
+ * Hot-Plug event, or because the driver is going to be removed from
+ * memory.
+ **/
+static void __devexit igbvf_remove(struct pci_dev *pdev)
+{
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct igbvf_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+
+ /*
+ * flush_scheduled work may reschedule our watchdog task, so
+ * explicitly disable watchdog tasks from being rescheduled
+ */
+ set_bit(__IGBVF_DOWN, &adapter->state);
+ del_timer_sync(&adapter->watchdog_timer);
+
+ flush_scheduled_work();
+
+ unregister_netdev(netdev);
+
+ igbvf_reset_interrupt_capability(adapter);
+
+ /*
+ * it is important to delete the napi struct prior to freeing the
+ * rx ring so that you do not end up with null pointer refs
+ */
+ netif_napi_del(&adapter->rx_ring->napi);
+ kfree(adapter->tx_ring);
+ kfree(adapter->rx_ring);
+
+ iounmap(hw->hw_addr);
+ if (hw->flash_address)
+ iounmap(hw->flash_address);
+ pci_release_regions(pdev);
+
+ free_netdev(netdev);
+
+ pci_disable_device(pdev);
+}
+
+/* PCI Error Recovery (ERS) */
+static struct pci_error_handlers igbvf_err_handler = {
+ .error_detected = igbvf_io_error_detected,
+ .slot_reset = igbvf_io_slot_reset,
+ .resume = igbvf_io_resume,
+};
+
+static struct pci_device_id igbvf_pci_tbl[] = {
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_VF), board_vf },
+ { } /* terminate list */
+};
+MODULE_DEVICE_TABLE(pci, igbvf_pci_tbl);
+
+/* PCI Device API Driver */
+static struct pci_driver igbvf_driver = {
+ .name = igbvf_driver_name,
+ .id_table = igbvf_pci_tbl,
+ .probe = igbvf_probe,
+ .remove = __devexit_p(igbvf_remove),
+#ifdef CONFIG_PM
+ /* Power Management Hooks */
+ .suspend = igbvf_suspend,
+ .resume = igbvf_resume,
+#endif
+ .shutdown = igbvf_shutdown,
+ .err_handler = &igbvf_err_handler
+};
+
+/**
+ * igbvf_init_module - Driver Registration Routine
+ *
+ * igbvf_init_module is the first routine called when the driver is
+ * loaded. All it does is register with the PCI subsystem.
+ **/
+static int __init igbvf_init_module(void)
+{
+ int ret;
+ printk(KERN_INFO "%s - version %s\n",
+ igbvf_driver_string, igbvf_driver_version);
+ printk(KERN_INFO "%s\n", igbvf_copyright);
+
+ ret = pci_register_driver(&igbvf_driver);
+ pm_qos_add_requirement(PM_QOS_CPU_DMA_LATENCY, igbvf_driver_name,
+ PM_QOS_DEFAULT_VALUE);
+
+ return ret;
+}
+module_init(igbvf_init_module);
+
+/**
+ * igbvf_exit_module - Driver Exit Cleanup Routine
+ *
+ * igbvf_exit_module is called just before the driver is removed
+ * from memory.
+ **/
+static void __exit igbvf_exit_module(void)
+{
+ pci_unregister_driver(&igbvf_driver);
+ pm_qos_remove_requirement(PM_QOS_CPU_DMA_LATENCY, igbvf_driver_name);
+}
+module_exit(igbvf_exit_module);
+
+
+MODULE_AUTHOR("Intel Corporation, <e1000-devel@lists.sourceforge.net>");
+MODULE_DESCRIPTION("Intel(R) 82576 Virtual Function Network Driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_VERSION);
+
+/* netdev.c */
diff --git a/drivers/net/igbvf/regs.h b/drivers/net/igbvf/regs.h
new file mode 100644
index 00000000000..b9e24ed70d0
--- /dev/null
+++ b/drivers/net/igbvf/regs.h
@@ -0,0 +1,108 @@
+/*******************************************************************************
+
+ Intel(R) 82576 Virtual Function Linux driver
+ Copyright(c) 2009 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Contact Information:
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+#ifndef _E1000_REGS_H_
+#define _E1000_REGS_H_
+
+#define E1000_CTRL 0x00000 /* Device Control - RW */
+#define E1000_STATUS 0x00008 /* Device Status - RO */
+#define E1000_ITR 0x000C4 /* Interrupt Throttling Rate - RW */
+#define E1000_EICR 0x01580 /* Ext. Interrupt Cause Read - R/clr */
+#define E1000_EITR(_n) (0x01680 + (0x4 * (_n)))
+#define E1000_EICS 0x01520 /* Ext. Interrupt Cause Set - W0 */
+#define E1000_EIMS 0x01524 /* Ext. Interrupt Mask Set/Read - RW */
+#define E1000_EIMC 0x01528 /* Ext. Interrupt Mask Clear - WO */
+#define E1000_EIAC 0x0152C /* Ext. Interrupt Auto Clear - RW */
+#define E1000_EIAM 0x01530 /* Ext. Interrupt Ack Auto Clear Mask - RW */
+#define E1000_IVAR0 0x01700 /* Interrupt Vector Allocation (array) - RW */
+#define E1000_IVAR_MISC 0x01740 /* IVAR for "other" causes - RW */
+/*
+ * Convenience macros
+ *
+ * Note: "_n" is the queue number of the register to be written to.
+ *
+ * Example usage:
+ * E1000_RDBAL_REG(current_rx_queue)
+ */
+#define E1000_RDBAL(_n) ((_n) < 4 ? (0x02800 + ((_n) * 0x100)) : \
+ (0x0C000 + ((_n) * 0x40)))
+#define E1000_RDBAH(_n) ((_n) < 4 ? (0x02804 + ((_n) * 0x100)) : \
+ (0x0C004 + ((_n) * 0x40)))
+#define E1000_RDLEN(_n) ((_n) < 4 ? (0x02808 + ((_n) * 0x100)) : \
+ (0x0C008 + ((_n) * 0x40)))
+#define E1000_SRRCTL(_n) ((_n) < 4 ? (0x0280C + ((_n) * 0x100)) : \
+ (0x0C00C + ((_n) * 0x40)))
+#define E1000_RDH(_n) ((_n) < 4 ? (0x02810 + ((_n) * 0x100)) : \
+ (0x0C010 + ((_n) * 0x40)))
+#define E1000_RDT(_n) ((_n) < 4 ? (0x02818 + ((_n) * 0x100)) : \
+ (0x0C018 + ((_n) * 0x40)))
+#define E1000_RXDCTL(_n) ((_n) < 4 ? (0x02828 + ((_n) * 0x100)) : \
+ (0x0C028 + ((_n) * 0x40)))
+#define E1000_TDBAL(_n) ((_n) < 4 ? (0x03800 + ((_n) * 0x100)) : \
+ (0x0E000 + ((_n) * 0x40)))
+#define E1000_TDBAH(_n) ((_n) < 4 ? (0x03804 + ((_n) * 0x100)) : \
+ (0x0E004 + ((_n) * 0x40)))
+#define E1000_TDLEN(_n) ((_n) < 4 ? (0x03808 + ((_n) * 0x100)) : \
+ (0x0E008 + ((_n) * 0x40)))
+#define E1000_TDH(_n) ((_n) < 4 ? (0x03810 + ((_n) * 0x100)) : \
+ (0x0E010 + ((_n) * 0x40)))
+#define E1000_TDT(_n) ((_n) < 4 ? (0x03818 + ((_n) * 0x100)) : \
+ (0x0E018 + ((_n) * 0x40)))
+#define E1000_TXDCTL(_n) ((_n) < 4 ? (0x03828 + ((_n) * 0x100)) : \
+ (0x0E028 + ((_n) * 0x40)))
+#define E1000_DCA_TXCTRL(_n) (0x03814 + (_n << 8))
+#define E1000_DCA_RXCTRL(_n) (0x02814 + (_n << 8))
+#define E1000_RAL(_i) (((_i) <= 15) ? (0x05400 + ((_i) * 8)) : \
+ (0x054E0 + ((_i - 16) * 8)))
+#define E1000_RAH(_i) (((_i) <= 15) ? (0x05404 + ((_i) * 8)) : \
+ (0x054E4 + ((_i - 16) * 8)))
+
+/* Statistics registers */
+#define E1000_VFGPRC 0x00F10
+#define E1000_VFGORC 0x00F18
+#define E1000_VFMPRC 0x00F3C
+#define E1000_VFGPTC 0x00F14
+#define E1000_VFGOTC 0x00F34
+#define E1000_VFGOTLBC 0x00F50
+#define E1000_VFGPTLBC 0x00F44
+#define E1000_VFGORLBC 0x00F48
+#define E1000_VFGPRLBC 0x00F40
+
+/* These act per VF so an array friendly macro is used */
+#define E1000_V2PMAILBOX(_n) (0x00C40 + (4 * (_n)))
+#define E1000_VMBMEM(_n) (0x00800 + (64 * (_n)))
+
+/* Define macros for handling registers */
+#define er32(reg) readl(hw->hw_addr + E1000_##reg)
+#define ew32(reg, val) writel((val), hw->hw_addr + E1000_##reg)
+#define array_er32(reg, offset) \
+ readl(hw->hw_addr + E1000_##reg + (offset << 2))
+#define array_ew32(reg, offset, val) \
+ writel((val), hw->hw_addr + E1000_##reg + (offset << 2))
+#define e1e_flush() er32(STATUS)
+
+#endif
diff --git a/drivers/net/igbvf/vf.c b/drivers/net/igbvf/vf.c
new file mode 100644
index 00000000000..2a4faf9ade6
--- /dev/null
+++ b/drivers/net/igbvf/vf.c
@@ -0,0 +1,398 @@
+/*******************************************************************************
+
+ Intel(R) 82576 Virtual Function Linux driver
+ Copyright(c) 2009 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Contact Information:
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+
+#include "vf.h"
+
+static s32 e1000_check_for_link_vf(struct e1000_hw *hw);
+static s32 e1000_get_link_up_info_vf(struct e1000_hw *hw, u16 *speed,
+ u16 *duplex);
+static s32 e1000_init_hw_vf(struct e1000_hw *hw);
+static s32 e1000_reset_hw_vf(struct e1000_hw *hw);
+
+static void e1000_update_mc_addr_list_vf(struct e1000_hw *hw, u8 *,
+ u32, u32, u32);
+static void e1000_rar_set_vf(struct e1000_hw *, u8 *, u32);
+static s32 e1000_read_mac_addr_vf(struct e1000_hw *);
+static s32 e1000_set_vfta_vf(struct e1000_hw *, u16, bool);
+
+/**
+ * e1000_init_mac_params_vf - Inits MAC params
+ * @hw: pointer to the HW structure
+ **/
+static s32 e1000_init_mac_params_vf(struct e1000_hw *hw)
+{
+ struct e1000_mac_info *mac = &hw->mac;
+
+ /* VF's have no MTA Registers - PF feature only */
+ mac->mta_reg_count = 128;
+ /* VF's have no access to RAR entries */
+ mac->rar_entry_count = 1;
+
+ /* Function pointers */
+ /* reset */
+ mac->ops.reset_hw = e1000_reset_hw_vf;
+ /* hw initialization */
+ mac->ops.init_hw = e1000_init_hw_vf;
+ /* check for link */
+ mac->ops.check_for_link = e1000_check_for_link_vf;
+ /* link info */
+ mac->ops.get_link_up_info = e1000_get_link_up_info_vf;
+ /* multicast address update */
+ mac->ops.update_mc_addr_list = e1000_update_mc_addr_list_vf;
+ /* set mac address */
+ mac->ops.rar_set = e1000_rar_set_vf;
+ /* read mac address */
+ mac->ops.read_mac_addr = e1000_read_mac_addr_vf;
+ /* set vlan filter table array */
+ mac->ops.set_vfta = e1000_set_vfta_vf;
+
+ return E1000_SUCCESS;
+}
+
+/**
+ * e1000_init_function_pointers_vf - Inits function pointers
+ * @hw: pointer to the HW structure
+ **/
+void e1000_init_function_pointers_vf(struct e1000_hw *hw)
+{
+ hw->mac.ops.init_params = e1000_init_mac_params_vf;
+ hw->mbx.ops.init_params = e1000_init_mbx_params_vf;
+}
+
+/**
+ * e1000_get_link_up_info_vf - Gets link info.
+ * @hw: pointer to the HW structure
+ * @speed: pointer to 16 bit value to store link speed.
+ * @duplex: pointer to 16 bit value to store duplex.
+ *
+ * Since we cannot read the PHY and get accurate link info, we must rely upon
+ * the status register's data which is often stale and inaccurate.
+ **/
+static s32 e1000_get_link_up_info_vf(struct e1000_hw *hw, u16 *speed,
+ u16 *duplex)
+{
+ s32 status;
+
+ status = er32(STATUS);
+ if (status & E1000_STATUS_SPEED_1000)
+ *speed = SPEED_1000;
+ else if (status & E1000_STATUS_SPEED_100)
+ *speed = SPEED_100;
+ else
+ *speed = SPEED_10;
+
+ if (status & E1000_STATUS_FD)
+ *duplex = FULL_DUPLEX;
+ else
+ *duplex = HALF_DUPLEX;
+
+ return E1000_SUCCESS;
+}
+
+/**
+ * e1000_reset_hw_vf - Resets the HW
+ * @hw: pointer to the HW structure
+ *
+ * VF's provide a function level reset. This is done using bit 26 of ctrl_reg.
+ * This is all the reset we can perform on a VF.
+ **/
+static s32 e1000_reset_hw_vf(struct e1000_hw *hw)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+ u32 timeout = E1000_VF_INIT_TIMEOUT;
+ u32 ret_val = -E1000_ERR_MAC_INIT;
+ u32 msgbuf[3];
+ u8 *addr = (u8 *)(&msgbuf[1]);
+ u32 ctrl;
+
+ /* assert vf queue/interrupt reset */
+ ctrl = er32(CTRL);
+ ew32(CTRL, ctrl | E1000_CTRL_RST);
+
+ /* we cannot initialize while the RSTI / RSTD bits are asserted */
+ while (!mbx->ops.check_for_rst(hw) && timeout) {
+ timeout--;
+ udelay(5);
+ }
+
+ if (timeout) {
+ /* mailbox timeout can now become active */
+ mbx->timeout = E1000_VF_MBX_INIT_TIMEOUT;
+
+ /* notify pf of vf reset completion */
+ msgbuf[0] = E1000_VF_RESET;
+ mbx->ops.write_posted(hw, msgbuf, 1);
+
+ msleep(10);
+
+ /* set our "perm_addr" based on info provided by PF */
+ ret_val = mbx->ops.read_posted(hw, msgbuf, 3);
+ if (!ret_val) {
+ if (msgbuf[0] == (E1000_VF_RESET | E1000_VT_MSGTYPE_ACK))
+ memcpy(hw->mac.perm_addr, addr, 6);
+ else
+ ret_val = -E1000_ERR_MAC_INIT;
+ }
+ }
+
+ return ret_val;
+}
+
+/**
+ * e1000_init_hw_vf - Inits the HW
+ * @hw: pointer to the HW structure
+ *
+ * Not much to do here except clear the PF Reset indication if there is one.
+ **/
+static s32 e1000_init_hw_vf(struct e1000_hw *hw)
+{
+ /* attempt to set and restore our mac address */
+ e1000_rar_set_vf(hw, hw->mac.addr, 0);
+
+ return E1000_SUCCESS;
+}
+
+/**
+ * e1000_hash_mc_addr_vf - Generate a multicast hash value
+ * @hw: pointer to the HW structure
+ * @mc_addr: pointer to a multicast address
+ *
+ * Generates a multicast address hash value which is used to determine
+ * the multicast filter table array address and new table value. See
+ * e1000_mta_set_generic()
+ **/
+static u32 e1000_hash_mc_addr_vf(struct e1000_hw *hw, u8 *mc_addr)
+{
+ u32 hash_value, hash_mask;
+ u8 bit_shift = 0;
+
+ /* Register count multiplied by bits per register */
+ hash_mask = (hw->mac.mta_reg_count * 32) - 1;
+
+ /*
+ * The bit_shift is the number of left-shifts
+ * where 0xFF would still fall within the hash mask.
+ */
+ while (hash_mask >> bit_shift != 0xFF)
+ bit_shift++;
+
+ hash_value = hash_mask & (((mc_addr[4] >> (8 - bit_shift)) |
+ (((u16) mc_addr[5]) << bit_shift)));
+
+ return hash_value;
+}
+
+/**
+ * e1000_update_mc_addr_list_vf - Update Multicast addresses
+ * @hw: pointer to the HW structure
+ * @mc_addr_list: array of multicast addresses to program
+ * @mc_addr_count: number of multicast addresses to program
+ * @rar_used_count: the first RAR register free to program
+ * @rar_count: total number of supported Receive Address Registers
+ *
+ * Updates the Receive Address Registers and Multicast Table Array.
+ * The caller must have a packed mc_addr_list of multicast addresses.
+ * The parameter rar_count will usually be hw->mac.rar_entry_count
+ * unless there are workarounds that change this.
+ **/
+void e1000_update_mc_addr_list_vf(struct e1000_hw *hw,
+ u8 *mc_addr_list, u32 mc_addr_count,
+ u32 rar_used_count, u32 rar_count)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+ u32 msgbuf[E1000_VFMAILBOX_SIZE];
+ u16 *hash_list = (u16 *)&msgbuf[1];
+ u32 hash_value;
+ u32 cnt, i;
+
+ /* Each entry in the list uses 1 16 bit word. We have 30
+ * 16 bit words available in our HW msg buffer (minus 1 for the
+ * msg type). That's 30 hash values if we pack 'em right. If
+ * there are more than 30 MC addresses to add then punt the
+ * extras for now and then add code to handle more than 30 later.
+ * It would be unusual for a server to request that many multi-cast
+ * addresses except for in large enterprise network environments.
+ */
+
+ cnt = (mc_addr_count > 30) ? 30 : mc_addr_count;
+ msgbuf[0] = E1000_VF_SET_MULTICAST;
+ msgbuf[0] |= cnt << E1000_VT_MSGINFO_SHIFT;
+
+ for (i = 0; i < cnt; i++) {
+ hash_value = e1000_hash_mc_addr_vf(hw, mc_addr_list);
+ hash_list[i] = hash_value & 0x0FFFF;
+ mc_addr_list += ETH_ADDR_LEN;
+ }
+
+ mbx->ops.write_posted(hw, msgbuf, E1000_VFMAILBOX_SIZE);
+}
+
+/**
+ * e1000_set_vfta_vf - Set/Unset vlan filter table address
+ * @hw: pointer to the HW structure
+ * @vid: determines the vfta register and bit to set/unset
+ * @set: if true then set bit, else clear bit
+ **/
+static s32 e1000_set_vfta_vf(struct e1000_hw *hw, u16 vid, bool set)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+ u32 msgbuf[2];
+ s32 err;
+
+ msgbuf[0] = E1000_VF_SET_VLAN;
+ msgbuf[1] = vid;
+ /* Setting the 8 bit field MSG INFO to true indicates "add" */
+ if (set)
+ msgbuf[0] |= 1 << E1000_VT_MSGINFO_SHIFT;
+
+ mbx->ops.write_posted(hw, msgbuf, 2);
+
+ err = mbx->ops.read_posted(hw, msgbuf, 2);
+
+ /* if nacked the vlan was rejected */
+ if (!err && (msgbuf[0] == (E1000_VF_SET_VLAN | E1000_VT_MSGTYPE_NACK)))
+ err = -E1000_ERR_MAC_INIT;
+
+ return err;
+}
+
+/** e1000_rlpml_set_vf - Set the maximum receive packet length
+ * @hw: pointer to the HW structure
+ * @max_size: value to assign to max frame size
+ **/
+void e1000_rlpml_set_vf(struct e1000_hw *hw, u16 max_size)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+ u32 msgbuf[2];
+
+ msgbuf[0] = E1000_VF_SET_LPE;
+ msgbuf[1] = max_size;
+
+ mbx->ops.write_posted(hw, msgbuf, 2);
+}
+
+/**
+ * e1000_rar_set_vf - set device MAC address
+ * @hw: pointer to the HW structure
+ * @addr: pointer to the receive address
+ * @index receive address array register
+ **/
+static void e1000_rar_set_vf(struct e1000_hw *hw, u8 * addr, u32 index)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+ u32 msgbuf[3];
+ u8 *msg_addr = (u8 *)(&msgbuf[1]);
+ s32 ret_val;
+
+ memset(msgbuf, 0, 12);
+ msgbuf[0] = E1000_VF_SET_MAC_ADDR;
+ memcpy(msg_addr, addr, 6);
+ ret_val = mbx->ops.write_posted(hw, msgbuf, 3);
+
+ if (!ret_val)
+ ret_val = mbx->ops.read_posted(hw, msgbuf, 3);
+
+ /* if nacked the address was rejected, use "perm_addr" */
+ if (!ret_val &&
+ (msgbuf[0] == (E1000_VF_SET_MAC_ADDR | E1000_VT_MSGTYPE_NACK)))
+ e1000_read_mac_addr_vf(hw);
+}
+
+/**
+ * e1000_read_mac_addr_vf - Read device MAC address
+ * @hw: pointer to the HW structure
+ **/
+static s32 e1000_read_mac_addr_vf(struct e1000_hw *hw)
+{
+ int i;
+
+ for (i = 0; i < ETH_ADDR_LEN; i++)
+ hw->mac.addr[i] = hw->mac.perm_addr[i];
+
+ return E1000_SUCCESS;
+}
+
+/**
+ * e1000_check_for_link_vf - Check for link for a virtual interface
+ * @hw: pointer to the HW structure
+ *
+ * Checks to see if the underlying PF is still talking to the VF and
+ * if it is then it reports the link state to the hardware, otherwise
+ * it reports link down and returns an error.
+ **/
+static s32 e1000_check_for_link_vf(struct e1000_hw *hw)
+{
+ struct e1000_mbx_info *mbx = &hw->mbx;
+ struct e1000_mac_info *mac = &hw->mac;
+ s32 ret_val = E1000_SUCCESS;
+ u32 in_msg = 0;
+
+ /*
+ * We only want to run this if there has been a rst asserted.
+ * in this case that could mean a link change, device reset,
+ * or a virtual function reset
+ */
+
+ /* If we were hit with a reset drop the link */
+ if (!mbx->ops.check_for_rst(hw))
+ mac->get_link_status = true;
+
+ if (!mac->get_link_status)
+ goto out;
+
+ /* if link status is down no point in checking to see if pf is up */
+ if (!(er32(STATUS) & E1000_STATUS_LU))
+ goto out;
+
+ /* if the read failed it could just be a mailbox collision, best wait
+ * until we are called again and don't report an error */
+ if (mbx->ops.read(hw, &in_msg, 1))
+ goto out;
+
+ /* if incoming message isn't clear to send we are waiting on response */
+ if (!(in_msg & E1000_VT_MSGTYPE_CTS)) {
+ /* message is not CTS and is NACK we must have lost CTS status */
+ if (in_msg & E1000_VT_MSGTYPE_NACK)
+ ret_val = -E1000_ERR_MAC_INIT;
+ goto out;
+ }
+
+ /* the pf is talking, if we timed out in the past we reinit */
+ if (!mbx->timeout) {
+ ret_val = -E1000_ERR_MAC_INIT;
+ goto out;
+ }
+
+ /* if we passed all the tests above then the link is up and we no
+ * longer need to check for link */
+ mac->get_link_status = false;
+
+out:
+ return ret_val;
+}
+
diff --git a/drivers/net/igbvf/vf.h b/drivers/net/igbvf/vf.h
new file mode 100644
index 00000000000..1e8ce3741a6
--- /dev/null
+++ b/drivers/net/igbvf/vf.h
@@ -0,0 +1,264 @@
+/*******************************************************************************
+
+ Intel(R) 82576 Virtual Function Linux driver
+ Copyright(c) 2009 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Contact Information:
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+#ifndef _E1000_VF_H_
+#define _E1000_VF_H_
+
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/if_ether.h>
+
+#include "regs.h"
+#include "defines.h"
+
+struct e1000_hw;
+
+#define E1000_DEV_ID_82576_VF 0x10CA
+#define E1000_REVISION_0 0
+#define E1000_REVISION_1 1
+#define E1000_REVISION_2 2
+#define E1000_REVISION_3 3
+#define E1000_REVISION_4 4
+
+#define E1000_FUNC_0 0
+#define E1000_FUNC_1 1
+
+/*
+ * Receive Address Register Count
+ * Number of high/low register pairs in the RAR. The RAR (Receive Address
+ * Registers) holds the directed and multicast addresses that we monitor.
+ * These entries are also used for MAC-based filtering.
+ */
+#define E1000_RAR_ENTRIES_VF 1
+
+/* Receive Descriptor - Advanced */
+union e1000_adv_rx_desc {
+ struct {
+ u64 pkt_addr; /* Packet buffer address */
+ u64 hdr_addr; /* Header buffer address */
+ } read;
+ struct {
+ struct {
+ union {
+ u32 data;
+ struct {
+ u16 pkt_info; /* RSS/Packet type */
+ u16 hdr_info; /* Split Header,
+ * hdr buffer length */
+ } hs_rss;
+ } lo_dword;
+ union {
+ u32 rss; /* RSS Hash */
+ struct {
+ u16 ip_id; /* IP id */
+ u16 csum; /* Packet Checksum */
+ } csum_ip;
+ } hi_dword;
+ } lower;
+ struct {
+ u32 status_error; /* ext status/error */
+ u16 length; /* Packet length */
+ u16 vlan; /* VLAN tag */
+ } upper;
+ } wb; /* writeback */
+};
+
+#define E1000_RXDADV_HDRBUFLEN_MASK 0x7FE0
+#define E1000_RXDADV_HDRBUFLEN_SHIFT 5
+
+/* Transmit Descriptor - Advanced */
+union e1000_adv_tx_desc {
+ struct {
+ u64 buffer_addr; /* Address of descriptor's data buf */
+ u32 cmd_type_len;
+ u32 olinfo_status;
+ } read;
+ struct {
+ u64 rsvd; /* Reserved */
+ u32 nxtseq_seed;
+ u32 status;
+ } wb;
+};
+
+/* Adv Transmit Descriptor Config Masks */
+#define E1000_ADVTXD_DTYP_CTXT 0x00200000 /* Advanced Context Descriptor */
+#define E1000_ADVTXD_DTYP_DATA 0x00300000 /* Advanced Data Descriptor */
+#define E1000_ADVTXD_DCMD_EOP 0x01000000 /* End of Packet */
+#define E1000_ADVTXD_DCMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */
+#define E1000_ADVTXD_DCMD_RS 0x08000000 /* Report Status */
+#define E1000_ADVTXD_DCMD_DEXT 0x20000000 /* Descriptor extension (1=Adv) */
+#define E1000_ADVTXD_DCMD_VLE 0x40000000 /* VLAN pkt enable */
+#define E1000_ADVTXD_DCMD_TSE 0x80000000 /* TCP Seg enable */
+#define E1000_ADVTXD_PAYLEN_SHIFT 14 /* Adv desc PAYLEN shift */
+
+/* Context descriptors */
+struct e1000_adv_tx_context_desc {
+ u32 vlan_macip_lens;
+ u32 seqnum_seed;
+ u32 type_tucmd_mlhl;
+ u32 mss_l4len_idx;
+};
+
+#define E1000_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */
+#define E1000_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type: 1=IPv4 */
+#define E1000_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet TYPE of TCP */
+#define E1000_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */
+#define E1000_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */
+
+enum e1000_mac_type {
+ e1000_undefined = 0,
+ e1000_vfadapt,
+ e1000_num_macs /* List is 1-based, so subtract 1 for true count. */
+};
+
+struct e1000_vf_stats {
+ u64 base_gprc;
+ u64 base_gptc;
+ u64 base_gorc;
+ u64 base_gotc;
+ u64 base_mprc;
+ u64 base_gotlbc;
+ u64 base_gptlbc;
+ u64 base_gorlbc;
+ u64 base_gprlbc;
+
+ u32 last_gprc;
+ u32 last_gptc;
+ u32 last_gorc;
+ u32 last_gotc;
+ u32 last_mprc;
+ u32 last_gotlbc;
+ u32 last_gptlbc;
+ u32 last_gorlbc;
+ u32 last_gprlbc;
+
+ u64 gprc;
+ u64 gptc;
+ u64 gorc;
+ u64 gotc;
+ u64 mprc;
+ u64 gotlbc;
+ u64 gptlbc;
+ u64 gorlbc;
+ u64 gprlbc;
+};
+
+#include "mbx.h"
+
+struct e1000_mac_operations {
+ /* Function pointers for the MAC. */
+ s32 (*init_params)(struct e1000_hw *);
+ s32 (*check_for_link)(struct e1000_hw *);
+ void (*clear_vfta)(struct e1000_hw *);
+ s32 (*get_bus_info)(struct e1000_hw *);
+ s32 (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
+ void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32, u32, u32);
+ s32 (*reset_hw)(struct e1000_hw *);
+ s32 (*init_hw)(struct e1000_hw *);
+ s32 (*setup_link)(struct e1000_hw *);
+ void (*write_vfta)(struct e1000_hw *, u32, u32);
+ void (*mta_set)(struct e1000_hw *, u32);
+ void (*rar_set)(struct e1000_hw *, u8*, u32);
+ s32 (*read_mac_addr)(struct e1000_hw *);
+ s32 (*set_vfta)(struct e1000_hw *, u16, bool);
+};
+
+struct e1000_mac_info {
+ struct e1000_mac_operations ops;
+ u8 addr[6];
+ u8 perm_addr[6];
+
+ enum e1000_mac_type type;
+
+ u16 mta_reg_count;
+ u16 rar_entry_count;
+
+ bool get_link_status;
+};
+
+struct e1000_mbx_operations {
+ s32 (*init_params)(struct e1000_hw *hw);
+ s32 (*read)(struct e1000_hw *, u32 *, u16);
+ s32 (*write)(struct e1000_hw *, u32 *, u16);
+ s32 (*read_posted)(struct e1000_hw *, u32 *, u16);
+ s32 (*write_posted)(struct e1000_hw *, u32 *, u16);
+ s32 (*check_for_msg)(struct e1000_hw *);
+ s32 (*check_for_ack)(struct e1000_hw *);
+ s32 (*check_for_rst)(struct e1000_hw *);
+};
+
+struct e1000_mbx_stats {
+ u32 msgs_tx;
+ u32 msgs_rx;
+
+ u32 acks;
+ u32 reqs;
+ u32 rsts;
+};
+
+struct e1000_mbx_info {
+ struct e1000_mbx_operations ops;
+ struct e1000_mbx_stats stats;
+ u32 timeout;
+ u32 usec_delay;
+ u16 size;
+};
+
+struct e1000_dev_spec_vf {
+ u32 vf_number;
+ u32 v2p_mailbox;
+};
+
+struct e1000_hw {
+ void *back;
+
+ u8 __iomem *hw_addr;
+ u8 __iomem *flash_address;
+ unsigned long io_base;
+
+ struct e1000_mac_info mac;
+ struct e1000_mbx_info mbx;
+
+ union {
+ struct e1000_dev_spec_vf vf;
+ } dev_spec;
+
+ u16 device_id;
+ u16 subsystem_vendor_id;
+ u16 subsystem_device_id;
+ u16 vendor_id;
+
+ u8 revision_id;
+};
+
+/* These functions must be implemented by drivers */
+void e1000_rlpml_set_vf(struct e1000_hw *, u16);
+void e1000_init_function_pointers_vf(struct e1000_hw *hw);
+
+
+#endif /* _E1000_VF_H_ */
diff --git a/drivers/net/ioc3-eth.c b/drivers/net/ioc3-eth.c
index cbc63ff13ad..c5593f4665a 100644
--- a/drivers/net/ioc3-eth.c
+++ b/drivers/net/ioc3-eth.c
@@ -1214,6 +1214,19 @@ static void __devinit ioc3_serial_probe(struct pci_dev *pdev, struct ioc3 *ioc3)
}
#endif
+static const struct net_device_ops ioc3_netdev_ops = {
+ .ndo_open = ioc3_open,
+ .ndo_stop = ioc3_close,
+ .ndo_start_xmit = ioc3_start_xmit,
+ .ndo_tx_timeout = ioc3_timeout,
+ .ndo_get_stats = ioc3_get_stats,
+ .ndo_set_multicast_list = ioc3_set_multicast_list,
+ .ndo_do_ioctl = ioc3_ioctl,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = ioc3_set_mac_address,
+ .ndo_change_mtu = eth_change_mtu,
+};
+
static int __devinit ioc3_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -1310,15 +1323,8 @@ static int __devinit ioc3_probe(struct pci_dev *pdev,
ioc3_get_eaddr(ip);
/* The IOC3-specific entries in the device structure. */
- dev->open = ioc3_open;
- dev->hard_start_xmit = ioc3_start_xmit;
- dev->tx_timeout = ioc3_timeout;
dev->watchdog_timeo = 5 * HZ;
- dev->stop = ioc3_close;
- dev->get_stats = ioc3_get_stats;
- dev->do_ioctl = ioc3_ioctl;
- dev->set_multicast_list = ioc3_set_multicast_list;
- dev->set_mac_address = ioc3_set_mac_address;
+ dev->netdev_ops = &ioc3_netdev_ops;
dev->ethtool_ops = &ioc3_ethtool_ops;
dev->features = NETIF_F_IP_CSUM;
diff --git a/drivers/net/isa-skeleton.c b/drivers/net/isa-skeleton.c
index 3126678bdd3..73585fd8f29 100644
--- a/drivers/net/isa-skeleton.c
+++ b/drivers/net/isa-skeleton.c
@@ -181,6 +181,18 @@ out:
}
#endif
+static const struct net_device_ops netcard_netdev_ops = {
+ .ndo_open = net_open,
+ .ndo_stop = net_close,
+ .ndo_start_xmit = net_send_packet,
+ .ndo_get_stats = net_get_stats,
+ .ndo_set_multicast_list = set_multicast_list,
+ .ndo_tx_timeout = net_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_change_mtu = eth_change_mtu,
+};
+
/*
* This is the real probe routine. Linux has a history of friendly device
* probes on the ISA bus. A good device probes avoids doing writes, and
@@ -303,13 +315,7 @@ static int __init netcard_probe1(struct net_device *dev, int ioaddr)
np = netdev_priv(dev);
spin_lock_init(&np->lock);
- dev->open = net_open;
- dev->stop = net_close;
- dev->hard_start_xmit = net_send_packet;
- dev->get_stats = net_get_stats;
- dev->set_multicast_list = &set_multicast_list;
-
- dev->tx_timeout = &net_tx_timeout;
+ dev->netdev_ops = &netcard_netdev_ops;
dev->watchdog_timeo = MY_TX_TIMEOUT;
err = register_netdev(dev);
diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c
index de4db0dc787..4791238c3f6 100644
--- a/drivers/net/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ixgbe/ixgbe_82598.c
@@ -885,61 +885,6 @@ static s32 ixgbe_clear_vfta_82598(struct ixgbe_hw *hw)
}
/**
- * ixgbe_blink_led_start_82598 - Blink LED based on index.
- * @hw: pointer to hardware structure
- * @index: led number to blink
- **/
-static s32 ixgbe_blink_led_start_82598(struct ixgbe_hw *hw, u32 index)
-{
- ixgbe_link_speed speed = 0;
- bool link_up = 0;
- u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
- u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
-
- /*
- * Link must be up to auto-blink the LEDs on the 82598EB MAC;
- * force it if link is down.
- */
- hw->mac.ops.check_link(hw, &speed, &link_up, false);
-
- if (!link_up) {
- autoc_reg |= IXGBE_AUTOC_FLU;
- IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
- msleep(10);
- }
-
- led_reg &= ~IXGBE_LED_MODE_MASK(index);
- led_reg |= IXGBE_LED_BLINK(index);
- IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
- IXGBE_WRITE_FLUSH(hw);
-
- return 0;
-}
-
-/**
- * ixgbe_blink_led_stop_82598 - Stop blinking LED based on index.
- * @hw: pointer to hardware structure
- * @index: led number to stop blinking
- **/
-static s32 ixgbe_blink_led_stop_82598(struct ixgbe_hw *hw, u32 index)
-{
- u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
- u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
-
- autoc_reg &= ~IXGBE_AUTOC_FLU;
- autoc_reg |= IXGBE_AUTOC_AN_RESTART;
- IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
-
- led_reg &= ~IXGBE_LED_MODE_MASK(index);
- led_reg &= ~IXGBE_LED_BLINK(index);
- led_reg |= IXGBE_LED_LINK_ACTIVE << IXGBE_LED_MODE_SHIFT(index);
- IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
- IXGBE_WRITE_FLUSH(hw);
-
- return 0;
-}
-
-/**
* ixgbe_read_analog_reg8_82598 - Reads 8 bit Atlas analog register
* @hw: pointer to hardware structure
* @reg: analog register to read
@@ -1128,8 +1073,8 @@ static struct ixgbe_mac_operations mac_ops_82598 = {
.get_link_capabilities = &ixgbe_get_link_capabilities_82598,
.led_on = &ixgbe_led_on_generic,
.led_off = &ixgbe_led_off_generic,
- .blink_led_start = &ixgbe_blink_led_start_82598,
- .blink_led_stop = &ixgbe_blink_led_stop_82598,
+ .blink_led_start = &ixgbe_blink_led_start_generic,
+ .blink_led_stop = &ixgbe_blink_led_stop_generic,
.set_rar = &ixgbe_set_rar_generic,
.clear_rar = &ixgbe_clear_rar_generic,
.set_vmdq = &ixgbe_set_vmdq_82598,
diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c
index beae7e01260..29771fbaa42 100644
--- a/drivers/net/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ixgbe/ixgbe_82599.c
@@ -68,8 +68,6 @@ s32 ixgbe_clear_vmdq_82599(struct ixgbe_hw *hw, u32 rar, u32 vmdq);
s32 ixgbe_set_vfta_82599(struct ixgbe_hw *hw, u32 vlan,
u32 vind, bool vlan_on);
s32 ixgbe_clear_vfta_82599(struct ixgbe_hw *hw);
-s32 ixgbe_blink_led_stop_82599(struct ixgbe_hw *hw, u32 index);
-s32 ixgbe_blink_led_start_82599(struct ixgbe_hw *hw, u32 index);
s32 ixgbe_init_uta_tables_82599(struct ixgbe_hw *hw);
s32 ixgbe_read_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 *val);
s32 ixgbe_write_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 val);
@@ -991,40 +989,6 @@ s32 ixgbe_clear_vfta_82599(struct ixgbe_hw *hw)
}
/**
- * ixgbe_blink_led_start_82599 - Blink LED based on index.
- * @hw: pointer to hardware structure
- * @index: led number to blink
- **/
-s32 ixgbe_blink_led_start_82599(struct ixgbe_hw *hw, u32 index)
-{
- u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
-
- led_reg &= ~IXGBE_LED_MODE_MASK(index);
- led_reg |= IXGBE_LED_BLINK(index);
- IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
- IXGBE_WRITE_FLUSH(hw);
-
- return 0;
-}
-
-/**
- * ixgbe_blink_led_stop_82599 - Stop blinking LED based on index.
- * @hw: pointer to hardware structure
- * @index: led number to stop blinking
- **/
-s32 ixgbe_blink_led_stop_82599(struct ixgbe_hw *hw, u32 index)
-{
- u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
-
- led_reg &= ~IXGBE_LED_MODE_MASK(index);
- led_reg &= ~IXGBE_LED_BLINK(index);
- IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
- IXGBE_WRITE_FLUSH(hw);
-
- return 0;
-}
-
-/**
* ixgbe_init_uta_tables_82599 - Initialize the Unicast Table Array
* @hw: pointer to hardware structure
**/
@@ -1243,8 +1207,8 @@ static struct ixgbe_mac_operations mac_ops_82599 = {
.get_link_capabilities = &ixgbe_get_link_capabilities_82599,
.led_on = &ixgbe_led_on_generic,
.led_off = &ixgbe_led_off_generic,
- .blink_led_start = &ixgbe_blink_led_start_82599,
- .blink_led_stop = &ixgbe_blink_led_stop_82599,
+ .blink_led_start = &ixgbe_blink_led_start_generic,
+ .blink_led_stop = &ixgbe_blink_led_stop_generic,
.set_rar = &ixgbe_set_rar_generic,
.clear_rar = &ixgbe_clear_rar_generic,
.set_vmdq = &ixgbe_set_vmdq_82599,
diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c
index 63ab6671d08..186a65069b3 100644
--- a/drivers/net/ixgbe/ixgbe_common.c
+++ b/drivers/net/ixgbe/ixgbe_common.c
@@ -50,7 +50,6 @@ static u16 ixgbe_calc_eeprom_checksum(struct ixgbe_hw *hw);
static void ixgbe_enable_rar(struct ixgbe_hw *hw, u32 index);
static void ixgbe_disable_rar(struct ixgbe_hw *hw, u32 index);
static s32 ixgbe_mta_vector(struct ixgbe_hw *hw, u8 *mc_addr);
-static void ixgbe_add_mc_addr(struct ixgbe_hw *hw, u8 *mc_addr);
static void ixgbe_add_uc_addr(struct ixgbe_hw *hw, u8 *addr, u32 vmdq);
/**
@@ -1377,8 +1376,7 @@ s32 ixgbe_update_uc_addr_list_generic(struct ixgbe_hw *hw, u8 *addr_list,
* Clear accounting of old secondary address list,
* don't count RAR[0]
*/
- uc_addr_in_use = hw->addr_ctrl.rar_used_count -
- hw->addr_ctrl.mc_addr_in_rar_count - 1;
+ uc_addr_in_use = hw->addr_ctrl.rar_used_count - 1;
hw->addr_ctrl.rar_used_count -= uc_addr_in_use;
hw->addr_ctrl.overflow_promisc = 0;
@@ -1493,40 +1491,6 @@ static void ixgbe_set_mta(struct ixgbe_hw *hw, u8 *mc_addr)
}
/**
- * ixgbe_add_mc_addr - Adds a multicast address.
- * @hw: pointer to hardware structure
- * @mc_addr: new multicast address
- *
- * Adds it to unused receive address register or to the multicast table.
- **/
-static void ixgbe_add_mc_addr(struct ixgbe_hw *hw, u8 *mc_addr)
-{
- u32 rar_entries = hw->mac.num_rar_entries;
- u32 rar;
-
- hw_dbg(hw, " MC Addr =%.2X %.2X %.2X %.2X %.2X %.2X\n",
- mc_addr[0], mc_addr[1], mc_addr[2],
- mc_addr[3], mc_addr[4], mc_addr[5]);
-
- /*
- * Place this multicast address in the RAR if there is room,
- * else put it in the MTA
- */
- if (hw->addr_ctrl.rar_used_count < rar_entries) {
- /* use RAR from the end up for multicast */
- rar = rar_entries - hw->addr_ctrl.mc_addr_in_rar_count - 1;
- hw->mac.ops.set_rar(hw, rar, mc_addr, 0, IXGBE_RAH_AV);
- hw_dbg(hw, "Added a multicast address to RAR[%d]\n", rar);
- hw->addr_ctrl.rar_used_count++;
- hw->addr_ctrl.mc_addr_in_rar_count++;
- } else {
- ixgbe_set_mta(hw, mc_addr);
- }
-
- hw_dbg(hw, "ixgbe_add_mc_addr Complete\n");
-}
-
-/**
* ixgbe_update_mc_addr_list_generic - Updates MAC list of multicast addresses
* @hw: pointer to hardware structure
* @mc_addr_list: the list of new multicast addresses
@@ -1542,7 +1506,6 @@ s32 ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, u8 *mc_addr_list,
u32 mc_addr_count, ixgbe_mc_addr_itr next)
{
u32 i;
- u32 rar_entries = hw->mac.num_rar_entries;
u32 vmdq;
/*
@@ -1550,18 +1513,8 @@ s32 ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, u8 *mc_addr_list,
* use.
*/
hw->addr_ctrl.num_mc_addrs = mc_addr_count;
- hw->addr_ctrl.rar_used_count -= hw->addr_ctrl.mc_addr_in_rar_count;
- hw->addr_ctrl.mc_addr_in_rar_count = 0;
hw->addr_ctrl.mta_in_use = 0;
- /* Zero out the other receive addresses. */
- hw_dbg(hw, "Clearing RAR[%d-%d]\n", hw->addr_ctrl.rar_used_count,
- rar_entries - 1);
- for (i = hw->addr_ctrl.rar_used_count; i < rar_entries; i++) {
- IXGBE_WRITE_REG(hw, IXGBE_RAL(i), 0);
- IXGBE_WRITE_REG(hw, IXGBE_RAH(i), 0);
- }
-
/* Clear the MTA */
hw_dbg(hw, " Clearing MTA\n");
for (i = 0; i < hw->mac.mcft_size; i++)
@@ -1570,7 +1523,7 @@ s32 ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, u8 *mc_addr_list,
/* Add the new addresses */
for (i = 0; i < mc_addr_count; i++) {
hw_dbg(hw, " Adding the multicast addresses:\n");
- ixgbe_add_mc_addr(hw, next(hw, &mc_addr_list, &vmdq));
+ ixgbe_set_mta(hw, next(hw, &mc_addr_list, &vmdq));
}
/* Enable mta */
@@ -2071,3 +2024,58 @@ s32 ixgbe_enable_rx_dma_generic(struct ixgbe_hw *hw, u32 regval)
return 0;
}
+
+/**
+ * ixgbe_blink_led_start_generic - Blink LED based on index.
+ * @hw: pointer to hardware structure
+ * @index: led number to blink
+ **/
+s32 ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index)
+{
+ ixgbe_link_speed speed = 0;
+ bool link_up = 0;
+ u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+ u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
+
+ /*
+ * Link must be up to auto-blink the LEDs;
+ * Force it if link is down.
+ */
+ hw->mac.ops.check_link(hw, &speed, &link_up, false);
+
+ if (!link_up) {
+ autoc_reg |= IXGBE_AUTOC_FLU;
+ IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
+ msleep(10);
+ }
+
+ led_reg &= ~IXGBE_LED_MODE_MASK(index);
+ led_reg |= IXGBE_LED_BLINK(index);
+ IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
+ IXGBE_WRITE_FLUSH(hw);
+
+ return 0;
+}
+
+/**
+ * ixgbe_blink_led_stop_generic - Stop blinking LED based on index.
+ * @hw: pointer to hardware structure
+ * @index: led number to stop blinking
+ **/
+s32 ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index)
+{
+ u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+ u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
+
+ autoc_reg &= ~IXGBE_AUTOC_FLU;
+ autoc_reg |= IXGBE_AUTOC_AN_RESTART;
+ IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
+
+ led_reg &= ~IXGBE_LED_MODE_MASK(index);
+ led_reg &= ~IXGBE_LED_BLINK(index);
+ led_reg |= IXGBE_LED_LINK_ACTIVE << IXGBE_LED_MODE_SHIFT(index);
+ IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
+ IXGBE_WRITE_FLUSH(hw);
+
+ return 0;
+}
diff --git a/drivers/net/ixgbe/ixgbe_common.h b/drivers/net/ixgbe/ixgbe_common.h
index 24f73e719c3..dd260890ad0 100644
--- a/drivers/net/ixgbe/ixgbe_common.h
+++ b/drivers/net/ixgbe/ixgbe_common.h
@@ -76,6 +76,9 @@ s32 ixgbe_disable_pcie_master(struct ixgbe_hw *hw);
s32 ixgbe_read_analog_reg8_generic(struct ixgbe_hw *hw, u32 reg, u8 *val);
s32 ixgbe_write_analog_reg8_generic(struct ixgbe_hw *hw, u32 reg, u8 val);
+s32 ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index);
+s32 ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index);
+
#define IXGBE_WRITE_REG(a, reg, value) writel((value), ((a)->hw_addr + (reg)))
#ifndef writeq
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82599.c b/drivers/net/ixgbe/ixgbe_dcb_82599.c
index 470b676c1da..f4417fc3b0f 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_82599.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_82599.c
@@ -290,7 +290,7 @@ s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw,
s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw,
struct ixgbe_dcb_config *dcb_config)
{
- u32 i, reg;
+ u32 i, reg, rx_pba_size;
/* If PFC is disabled globally then fall back to LFC. */
if (!dcb_config->pfc_mode_enable) {
@@ -301,17 +301,23 @@ s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw,
/* Configure PFC Tx thresholds per TC */
for (i = 0; i < MAX_TRAFFIC_CLASS; i++) {
- /* Config and remember Tx */
+ if (dcb_config->rx_pba_cfg == pba_equal)
+ rx_pba_size = IXGBE_RXPBSIZE_64KB;
+ else
+ rx_pba_size = (i < 4) ? IXGBE_RXPBSIZE_80KB
+ : IXGBE_RXPBSIZE_48KB;
+
+ reg = ((rx_pba_size >> 5) & 0xFFE0);
if (dcb_config->tc_config[i].dcb_pfc == pfc_enabled_full ||
- dcb_config->tc_config[i].dcb_pfc == pfc_enabled_tx) {
- reg = hw->fc.high_water | IXGBE_FCRTH_FCEN;
- IXGBE_WRITE_REG(hw, IXGBE_FCRTH_82599(i), reg);
- reg = hw->fc.low_water | IXGBE_FCRTL_XONE;
- IXGBE_WRITE_REG(hw, IXGBE_FCRTL_82599(i), reg);
- } else {
- IXGBE_WRITE_REG(hw, IXGBE_FCRTH_82599(i), 0);
- IXGBE_WRITE_REG(hw, IXGBE_FCRTL_82599(i), 0);
- }
+ dcb_config->tc_config[i].dcb_pfc == pfc_enabled_tx)
+ reg |= IXGBE_FCRTL_XONE;
+ IXGBE_WRITE_REG(hw, IXGBE_FCRTL_82599(i), reg);
+
+ reg = ((rx_pba_size >> 2) & 0xFFE0);
+ if (dcb_config->tc_config[i].dcb_pfc == pfc_enabled_full ||
+ dcb_config->tc_config[i].dcb_pfc == pfc_enabled_tx)
+ reg |= IXGBE_FCRTH_FCEN;
+ IXGBE_WRITE_REG(hw, IXGBE_FCRTH_82599(i), reg);
}
/* Configure pause time (2 TCs per register) */
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index aafc120f164..f0a20facc65 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -943,6 +943,24 @@ static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
}
+static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter,
+ struct ethtool_wolinfo *wol)
+{
+ struct ixgbe_hw *hw = &adapter->hw;
+ int retval = 1;
+
+ switch(hw->device_id) {
+ case IXGBE_DEV_ID_82599_KX4:
+ retval = 0;
+ break;
+ default:
+ wol->supported = 0;
+ retval = 0;
+ }
+
+ return retval;
+}
+
static void ixgbe_get_wol(struct net_device *netdev,
struct ethtool_wolinfo *wol)
{
@@ -952,7 +970,8 @@ static void ixgbe_get_wol(struct net_device *netdev,
WAKE_BCAST | WAKE_MAGIC;
wol->wolopts = 0;
- if (!device_can_wakeup(&adapter->pdev->dev))
+ if (ixgbe_wol_exclusion(adapter, wol) ||
+ !device_can_wakeup(&adapter->pdev->dev))
return;
if (adapter->wol & IXGBE_WUFC_EX)
@@ -974,6 +993,9 @@ static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
return -EOPNOTSUPP;
+ if (ixgbe_wol_exclusion(adapter, wol))
+ return wol->wolopts ? -EOPNOTSUPP : 0;
+
adapter->wol = 0;
if (wol->wolopts & WAKE_UCAST)
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 9ef128ae645..07e778d3e5d 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -2723,17 +2723,21 @@ static inline bool ixgbe_set_rss_queues(struct ixgbe_adapter *adapter)
**/
static void ixgbe_set_num_queues(struct ixgbe_adapter *adapter)
{
- /* Start with base case */
- adapter->num_rx_queues = 1;
- adapter->num_tx_queues = 1;
-
#ifdef CONFIG_IXGBE_DCB
if (ixgbe_set_dcb_queues(adapter))
- return;
+ goto done;
#endif
if (ixgbe_set_rss_queues(adapter))
- return;
+ goto done;
+
+ /* fallback to base case */
+ adapter->num_rx_queues = 1;
+ adapter->num_tx_queues = 1;
+
+done:
+ /* Notify the stack of the (possibly) reduced Tx Queue count. */
+ adapter->netdev->real_num_tx_queues = adapter->num_tx_queues;
}
static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter,
@@ -2837,11 +2841,55 @@ static inline bool ixgbe_cache_ring_dcb(struct ixgbe_adapter *adapter)
}
ret = true;
} else if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
- for (i = 0; i < dcb_i; i++) {
- adapter->rx_ring[i].reg_idx = i << 4;
- adapter->tx_ring[i].reg_idx = i << 4;
+ if (dcb_i == 8) {
+ /*
+ * Tx TC0 starts at: descriptor queue 0
+ * Tx TC1 starts at: descriptor queue 32
+ * Tx TC2 starts at: descriptor queue 64
+ * Tx TC3 starts at: descriptor queue 80
+ * Tx TC4 starts at: descriptor queue 96
+ * Tx TC5 starts at: descriptor queue 104
+ * Tx TC6 starts at: descriptor queue 112
+ * Tx TC7 starts at: descriptor queue 120
+ *
+ * Rx TC0-TC7 are offset by 16 queues each
+ */
+ for (i = 0; i < 3; i++) {
+ adapter->tx_ring[i].reg_idx = i << 5;
+ adapter->rx_ring[i].reg_idx = i << 4;
+ }
+ for ( ; i < 5; i++) {
+ adapter->tx_ring[i].reg_idx =
+ ((i + 2) << 4);
+ adapter->rx_ring[i].reg_idx = i << 4;
+ }
+ for ( ; i < dcb_i; i++) {
+ adapter->tx_ring[i].reg_idx =
+ ((i + 8) << 3);
+ adapter->rx_ring[i].reg_idx = i << 4;
+ }
+
+ ret = true;
+ } else if (dcb_i == 4) {
+ /*
+ * Tx TC0 starts at: descriptor queue 0
+ * Tx TC1 starts at: descriptor queue 64
+ * Tx TC2 starts at: descriptor queue 96
+ * Tx TC3 starts at: descriptor queue 112
+ *
+ * Rx TC0-TC3 are offset by 32 queues each
+ */
+ adapter->tx_ring[0].reg_idx = 0;
+ adapter->tx_ring[1].reg_idx = 64;
+ adapter->tx_ring[2].reg_idx = 96;
+ adapter->tx_ring[3].reg_idx = 112;
+ for (i = 0 ; i < dcb_i; i++)
+ adapter->rx_ring[i].reg_idx = i << 5;
+
+ ret = true;
+ } else {
+ ret = false;
}
- ret = true;
} else {
ret = false;
}
@@ -2992,9 +3040,6 @@ try_msi:
}
out:
- /* Notify the stack of the (possibly) reduced Tx Queue count. */
- adapter->netdev->real_num_tx_queues = adapter->num_tx_queues;
-
return err;
}
@@ -3601,6 +3646,8 @@ static int ixgbe_resume(struct pci_dev *pdev)
ixgbe_reset(adapter);
+ IXGBE_WRITE_REG(&adapter->hw, IXGBE_WUS, ~0);
+
if (netif_running(netdev)) {
err = ixgbe_open(adapter->netdev);
if (err)
@@ -3611,9 +3658,9 @@ static int ixgbe_resume(struct pci_dev *pdev)
return 0;
}
-
#endif /* CONFIG_PM */
-static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state)
+
+static int __ixgbe_shutdown(struct pci_dev *pdev, bool *enable_wake)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct ixgbe_adapter *adapter = netdev_priv(netdev);
@@ -3672,18 +3719,46 @@ static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state)
pci_enable_wake(pdev, PCI_D3cold, 0);
}
+ *enable_wake = !!wufc;
+
ixgbe_release_hw_control(adapter);
pci_disable_device(pdev);
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ int retval;
+ bool wake;
+
+ retval = __ixgbe_shutdown(pdev, &wake);
+ if (retval)
+ return retval;
+
+ if (wake) {
+ pci_prepare_to_sleep(pdev);
+ } else {
+ pci_wake_from_d3(pdev, false);
+ pci_set_power_state(pdev, PCI_D3hot);
+ }
return 0;
}
+#endif /* CONFIG_PM */
static void ixgbe_shutdown(struct pci_dev *pdev)
{
- ixgbe_suspend(pdev, PMSG_SUSPEND);
+ bool wake;
+
+ __ixgbe_shutdown(pdev, &wake);
+
+ if (system_state == SYSTEM_POWER_OFF) {
+ pci_wake_from_d3(pdev, wake);
+ pci_set_power_state(pdev, PCI_D3hot);
+ }
}
/**
@@ -3917,7 +3992,7 @@ static void ixgbe_sfp_config_module_task(struct work_struct *work)
}
hw->mac.ops.setup_sfp(hw);
- if (!adapter->flags & IXGBE_FLAG_IN_SFP_LINK_TASK)
+ if (!(adapter->flags & IXGBE_FLAG_IN_SFP_LINK_TASK))
/* This will also work for DA Twinax connections */
schedule_work(&adapter->multispeed_fiber_task);
adapter->flags &= ~IXGBE_FLAG_IN_SFP_MOD_TASK;
@@ -4342,7 +4417,7 @@ static int ixgbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
int count = 0;
unsigned int f;
- r_idx = (adapter->num_tx_queues - 1) & skb->queue_mapping;
+ r_idx = skb->queue_mapping;
tx_ring = &adapter->tx_ring[r_idx];
if (adapter->vlgrp && vlan_tx_tag_present(skb)) {
@@ -4502,7 +4577,6 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
const struct ixgbe_info *ii = ixgbe_info_tbl[ent->driver_data];
static int cards_found;
int i, err, pci_using_dac;
- u16 pm_value = 0;
u32 part_num, eec;
err = pci_enable_device(pdev);
@@ -4690,11 +4764,8 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
switch (pdev->device) {
case IXGBE_DEV_ID_82599_KX4:
-#define IXGBE_PCIE_PMCSR 0x44
- adapter->wol = IXGBE_WUFC_MAG;
- pci_read_config_word(pdev, IXGBE_PCIE_PMCSR, &pm_value);
- pci_write_config_word(pdev, IXGBE_PCIE_PMCSR,
- (pm_value | (1 << 8)));
+ adapter->wol = (IXGBE_WUFC_MAG | IXGBE_WUFC_EX |
+ IXGBE_WUFC_MC | IXGBE_WUFC_BC);
break;
default:
adapter->wol = 0;
diff --git a/drivers/net/jme.c b/drivers/net/jme.c
index ece35040288..621a7c0c46b 100644
--- a/drivers/net/jme.c
+++ b/drivers/net/jme.c
@@ -2591,13 +2591,13 @@ static int
jme_pci_dma64(struct pci_dev *pdev)
{
if (pdev->device == PCI_DEVICE_ID_JMICRON_JMC250 &&
- !pci_set_dma_mask(pdev, DMA_64BIT_MASK))
- if (!pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK))
+ !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)))
+ if (!pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
return 1;
if (pdev->device == PCI_DEVICE_ID_JMICRON_JMC250 &&
- !pci_set_dma_mask(pdev, DMA_40BIT_MASK))
- if (!pci_set_consistent_dma_mask(pdev, DMA_40BIT_MASK))
+ !pci_set_dma_mask(pdev, DMA_BIT_MASK(40)))
+ if (!pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(40)))
return 1;
if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))
diff --git a/drivers/net/mac89x0.c b/drivers/net/mac89x0.c
index 380a1a54d53..384e072de2e 100644
--- a/drivers/net/mac89x0.c
+++ b/drivers/net/mac89x0.c
@@ -168,6 +168,17 @@ writereg(struct net_device *dev, int portno, int value)
nubus_writew(swab16(value), dev->mem_start + portno);
}
+static const struct net_device_ops mac89x0_netdev_ops = {
+ .ndo_open = net_open,
+ .ndo_stop = net_close,
+ .ndo_start_xmit = net_send_packet,
+ .ndo_get_stats = net_get_stats,
+ .ndo_set_multicast_list = set_multicast_list,
+ .ndo_set_mac_address = set_mac_address,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+};
+
/* Probe for the CS8900 card in slot E. We won't bother looking
anywhere else until we have a really good reason to do so. */
struct net_device * __init mac89x0_probe(int unit)
@@ -280,12 +291,7 @@ struct net_device * __init mac89x0_probe(int unit)
printk(" IRQ %d ADDR %pM\n", dev->irq, dev->dev_addr);
- dev->open = net_open;
- dev->stop = net_close;
- dev->hard_start_xmit = net_send_packet;
- dev->get_stats = net_get_stats;
- dev->set_multicast_list = &set_multicast_list;
- dev->set_mac_address = &set_mac_address;
+ dev->netdev_ops = &mac89x0_netdev_ops;
err = register_netdev(dev);
if (err)
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index f50501013b1..e82aee41d77 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -316,10 +316,11 @@ static void macb_tx(struct macb *bp)
dev_dbg(&bp->pdev->dev, "macb_tx status = %02lx\n",
(unsigned long)status);
- if (status & MACB_BIT(UND)) {
+ if (status & (MACB_BIT(UND) | MACB_BIT(TSR_RLE))) {
int i;
- printk(KERN_ERR "%s: TX underrun, resetting buffers\n",
- bp->dev->name);
+ printk(KERN_ERR "%s: TX %s, resetting buffers\n",
+ bp->dev->name, status & MACB_BIT(UND) ?
+ "underrun" : "retry limit exceeded");
/* Transfer ongoing, disable transmitter, to avoid confusion */
if (status & MACB_BIT(TGO))
@@ -520,27 +521,10 @@ static int macb_poll(struct napi_struct *napi, int budget)
macb_writel(bp, RSR, status);
work_done = 0;
- if (!status) {
- /*
- * This may happen if an interrupt was pending before
- * this function was called last time, and no packets
- * have been received since.
- */
- napi_complete(napi);
- goto out;
- }
dev_dbg(&bp->pdev->dev, "poll: status = %08lx, budget = %d\n",
(unsigned long)status, budget);
- if (!(status & MACB_BIT(REC))) {
- dev_warn(&bp->pdev->dev,
- "No RX buffers complete, status = %02lx\n",
- (unsigned long)status);
- napi_complete(napi);
- goto out;
- }
-
work_done = macb_rx(bp, budget);
if (work_done < budget)
napi_complete(napi);
@@ -549,7 +533,6 @@ static int macb_poll(struct napi_struct *napi, int budget)
* We've done what we can to clean the buffers. Make sure we
* get notified when new packets arrive.
*/
-out:
macb_writel(bp, IER, MACB_RX_INT_FLAGS);
/* TODO: Handle errors */
@@ -590,7 +573,8 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id)
}
}
- if (status & (MACB_BIT(TCOMP) | MACB_BIT(ISR_TUND)))
+ if (status & (MACB_BIT(TCOMP) | MACB_BIT(ISR_TUND) |
+ MACB_BIT(ISR_RLE)))
macb_tx(bp);
/*
@@ -1100,6 +1084,18 @@ static int macb_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
return phy_mii_ioctl(phydev, if_mii(rq), cmd);
}
+static const struct net_device_ops macb_netdev_ops = {
+ .ndo_open = macb_open,
+ .ndo_stop = macb_close,
+ .ndo_start_xmit = macb_start_xmit,
+ .ndo_set_multicast_list = macb_set_rx_mode,
+ .ndo_get_stats = macb_get_stats,
+ .ndo_do_ioctl = macb_ioctl,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+};
+
static int __init macb_probe(struct platform_device *pdev)
{
struct eth_platform_data *pdata;
@@ -1175,12 +1171,7 @@ static int __init macb_probe(struct platform_device *pdev)
goto err_out_iounmap;
}
- dev->open = macb_open;
- dev->stop = macb_close;
- dev->hard_start_xmit = macb_start_xmit;
- dev->get_stats = macb_get_stats;
- dev->set_multicast_list = macb_set_rx_mode;
- dev->do_ioctl = macb_ioctl;
+ dev->netdev_ops = &macb_netdev_ops;
netif_napi_add(dev, &bp->napi, macb_poll, 64);
dev->ethtool_ops = &macb_ethtool_ops;
diff --git a/drivers/net/macsonic.c b/drivers/net/macsonic.c
index 527166e35d5..acd143da161 100644
--- a/drivers/net/macsonic.c
+++ b/drivers/net/macsonic.c
@@ -167,6 +167,18 @@ static int macsonic_close(struct net_device* dev)
return err;
}
+static const struct net_device_ops macsonic_netdev_ops = {
+ .ndo_open = macsonic_open,
+ .ndo_stop = macsonic_close,
+ .ndo_start_xmit = sonic_send_packet,
+ .ndo_set_multicast_list = sonic_multicast_list,
+ .ndo_tx_timeout = sonic_tx_timeout,
+ .ndo_get_stats = sonic_get_stats,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+};
+
static int __init macsonic_init(struct net_device *dev)
{
struct sonic_local* lp = netdev_priv(dev);
@@ -198,12 +210,7 @@ static int __init macsonic_init(struct net_device *dev)
lp->rra_laddr = lp->rda_laddr + (SIZEOF_SONIC_RD * SONIC_NUM_RDS
* SONIC_BUS_SCALE(lp->dma_bitmode));
- dev->open = macsonic_open;
- dev->stop = macsonic_close;
- dev->hard_start_xmit = sonic_send_packet;
- dev->get_stats = sonic_get_stats;
- dev->set_multicast_list = &sonic_multicast_list;
- dev->tx_timeout = sonic_tx_timeout;
+ dev->netdev_ops = &macsonic_netdev_ops;
dev->watchdog_timeo = TX_TIMEOUT;
/*
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 70d3ef4a2c5..214a8cf2b70 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -376,7 +376,8 @@ static u32 macvlan_ethtool_get_rx_csum(struct net_device *dev)
const struct macvlan_dev *vlan = netdev_priv(dev);
struct net_device *lowerdev = vlan->lowerdev;
- if (lowerdev->ethtool_ops->get_rx_csum == NULL)
+ if (lowerdev->ethtool_ops == NULL ||
+ lowerdev->ethtool_ops->get_rx_csum == NULL)
return 0;
return lowerdev->ethtool_ops->get_rx_csum(lowerdev);
}
@@ -387,7 +388,8 @@ static int macvlan_ethtool_get_settings(struct net_device *dev,
const struct macvlan_dev *vlan = netdev_priv(dev);
struct net_device *lowerdev = vlan->lowerdev;
- if (!lowerdev->ethtool_ops->get_settings)
+ if (!lowerdev->ethtool_ops ||
+ !lowerdev->ethtool_ops->get_settings)
return -EOPNOTSUPP;
return lowerdev->ethtool_ops->get_settings(lowerdev, cmd);
@@ -398,7 +400,8 @@ static u32 macvlan_ethtool_get_flags(struct net_device *dev)
const struct macvlan_dev *vlan = netdev_priv(dev);
struct net_device *lowerdev = vlan->lowerdev;
- if (!lowerdev->ethtool_ops->get_flags)
+ if (!lowerdev->ethtool_ops ||
+ !lowerdev->ethtool_ops->get_flags)
return 0;
return lowerdev->ethtool_ops->get_flags(lowerdev);
}
diff --git a/drivers/net/mlx4/en_main.c b/drivers/net/mlx4/en_main.c
index eda72dd2120..510633fd57f 100644
--- a/drivers/net/mlx4/en_main.c
+++ b/drivers/net/mlx4/en_main.c
@@ -181,7 +181,7 @@ static void *mlx4_en_add(struct mlx4_dev *dev)
mdev->workqueue = create_singlethread_workqueue("mlx4_en");
if (!mdev->workqueue) {
err = -ENOMEM;
- goto err_close_nic;
+ goto err_mr;
}
/* At this stage all non-port specific tasks are complete:
@@ -214,9 +214,8 @@ err_free_netdev:
flush_workqueue(mdev->workqueue);
/* Stop event queue before we drop down to release shared SW state */
-
-err_close_nic:
destroy_workqueue(mdev->workqueue);
+
err_mr:
mlx4_mr_free(dev, &mdev->mr);
err_uar:
diff --git a/drivers/net/mlx4/en_netdev.c b/drivers/net/mlx4/en_netdev.c
index 303c23de6ca..7bcc49de163 100644
--- a/drivers/net/mlx4/en_netdev.c
+++ b/drivers/net/mlx4/en_netdev.c
@@ -348,11 +348,9 @@ static void mlx4_en_tx_timeout(struct net_device *dev)
if (netif_msg_timer(priv))
mlx4_warn(mdev, "Tx timeout called on port:%d\n", priv->port);
- if (netif_carrier_ok(dev)) {
- priv->port_stats.tx_timeout++;
- mlx4_dbg(DRV, priv, "Scheduling watchdog\n");
- queue_work(mdev->workqueue, &priv->watchdog_task);
- }
+ priv->port_stats.tx_timeout++;
+ mlx4_dbg(DRV, priv, "Scheduling watchdog\n");
+ queue_work(mdev->workqueue, &priv->watchdog_task);
}
@@ -585,7 +583,7 @@ int mlx4_en_start_port(struct net_device *dev)
err = mlx4_en_activate_cq(priv, cq);
if (err) {
mlx4_err(mdev, "Failed activating Rx CQ\n");
- goto rx_err;
+ goto cq_err;
}
for (j = 0; j < cq->size; j++)
cq->buf[j].owner_sr_opcode = MLX4_CQE_OWNER_MASK;
@@ -761,9 +759,14 @@ static void mlx4_en_restart(struct work_struct *work)
struct net_device *dev = priv->dev;
mlx4_dbg(DRV, priv, "Watchdog task called for port %d\n", priv->port);
- mlx4_en_stop_port(dev);
- if (mlx4_en_start_port(dev))
- mlx4_err(mdev, "Failed restarting port %d\n", priv->port);
+
+ mutex_lock(&mdev->state_lock);
+ if (priv->port_up) {
+ mlx4_en_stop_port(dev);
+ if (mlx4_en_start_port(dev))
+ mlx4_err(mdev, "Failed restarting port %d\n", priv->port);
+ }
+ mutex_unlock(&mdev->state_lock);
}
@@ -1054,7 +1057,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
* Set driver features
*/
dev->features |= NETIF_F_SG;
- dev->features |= NETIF_F_HW_CSUM;
+ dev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
dev->features |= NETIF_F_HIGHDMA;
dev->features |= NETIF_F_HW_VLAN_TX |
NETIF_F_HW_VLAN_RX |
diff --git a/drivers/net/mlx4/en_port.c b/drivers/net/mlx4/en_port.c
index c5a4c038975..a29abe845d2 100644
--- a/drivers/net/mlx4/en_port.c
+++ b/drivers/net/mlx4/en_port.c
@@ -151,6 +151,7 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset)
struct mlx4_cmd_mailbox *mailbox;
u64 in_mod = reset << 8 | port;
int err;
+ int i;
mailbox = mlx4_alloc_cmd_mailbox(mdev->dev);
if (IS_ERR(mailbox))
@@ -165,38 +166,18 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset)
spin_lock_bh(&priv->stats_lock);
- stats->rx_packets = be32_to_cpu(mlx4_en_stats->RTOTFRMS) -
- be32_to_cpu(mlx4_en_stats->RDROP);
- stats->tx_packets = be64_to_cpu(mlx4_en_stats->TTOT_prio_0) +
- be64_to_cpu(mlx4_en_stats->TTOT_prio_1) +
- be64_to_cpu(mlx4_en_stats->TTOT_prio_2) +
- be64_to_cpu(mlx4_en_stats->TTOT_prio_3) +
- be64_to_cpu(mlx4_en_stats->TTOT_prio_4) +
- be64_to_cpu(mlx4_en_stats->TTOT_prio_5) +
- be64_to_cpu(mlx4_en_stats->TTOT_prio_6) +
- be64_to_cpu(mlx4_en_stats->TTOT_prio_7) +
- be64_to_cpu(mlx4_en_stats->TTOT_novlan) +
- be64_to_cpu(mlx4_en_stats->TTOT_loopbk);
- stats->rx_bytes = be64_to_cpu(mlx4_en_stats->ROCT_prio_0) +
- be64_to_cpu(mlx4_en_stats->ROCT_prio_1) +
- be64_to_cpu(mlx4_en_stats->ROCT_prio_2) +
- be64_to_cpu(mlx4_en_stats->ROCT_prio_3) +
- be64_to_cpu(mlx4_en_stats->ROCT_prio_4) +
- be64_to_cpu(mlx4_en_stats->ROCT_prio_5) +
- be64_to_cpu(mlx4_en_stats->ROCT_prio_6) +
- be64_to_cpu(mlx4_en_stats->ROCT_prio_7) +
- be64_to_cpu(mlx4_en_stats->ROCT_novlan);
-
- stats->tx_bytes = be64_to_cpu(mlx4_en_stats->TTTLOCT_prio_0) +
- be64_to_cpu(mlx4_en_stats->TTTLOCT_prio_1) +
- be64_to_cpu(mlx4_en_stats->TTTLOCT_prio_2) +
- be64_to_cpu(mlx4_en_stats->TTTLOCT_prio_3) +
- be64_to_cpu(mlx4_en_stats->TTTLOCT_prio_4) +
- be64_to_cpu(mlx4_en_stats->TTTLOCT_prio_5) +
- be64_to_cpu(mlx4_en_stats->TTTLOCT_prio_6) +
- be64_to_cpu(mlx4_en_stats->TTTLOCT_prio_7) +
- be64_to_cpu(mlx4_en_stats->TTTLOCT_novlan) +
- be64_to_cpu(mlx4_en_stats->TTTLOCT_loopbk);
+ stats->rx_packets = 0;
+ stats->rx_bytes = 0;
+ for (i = 0; i < priv->rx_ring_num; i++) {
+ stats->rx_packets += priv->rx_ring[i].packets;
+ stats->rx_bytes += priv->rx_ring[i].bytes;
+ }
+ stats->tx_packets = 0;
+ stats->tx_bytes = 0;
+ for (i = 0; i <= priv->tx_ring_num; i++) {
+ stats->tx_packets += priv->tx_ring[i].packets;
+ stats->tx_bytes += priv->tx_ring[i].bytes;
+ }
stats->rx_errors = be64_to_cpu(mlx4_en_stats->PCS) +
be32_to_cpu(mlx4_en_stats->RdropLength) +
diff --git a/drivers/net/mlx4/en_resources.c b/drivers/net/mlx4/en_resources.c
index a0545209e50..65ca706c04b 100644
--- a/drivers/net/mlx4/en_resources.c
+++ b/drivers/net/mlx4/en_resources.c
@@ -94,3 +94,9 @@ void mlx4_en_unmap_buffer(struct mlx4_buf *buf)
vunmap(buf->direct.buf);
}
+
+void mlx4_en_sqp_event(struct mlx4_qp *qp, enum mlx4_event event)
+{
+ return;
+}
+
diff --git a/drivers/net/mlx4/en_rx.c b/drivers/net/mlx4/en_rx.c
index 7e40741fb7d..7942c4d3cd8 100644
--- a/drivers/net/mlx4/en_rx.c
+++ b/drivers/net/mlx4/en_rx.c
@@ -436,8 +436,9 @@ int mlx4_en_activate_rx_rings(struct mlx4_en_priv *priv)
/* Initialize page allocators */
err = mlx4_en_init_allocator(priv, ring);
if (err) {
- mlx4_err(mdev, "Failed initializing ring allocator\n");
- goto err_allocator;
+ mlx4_err(mdev, "Failed initializing ring allocator\n");
+ ring_ind--;
+ goto err_allocator;
}
/* Fill Rx buffers */
@@ -467,6 +468,7 @@ int mlx4_en_activate_rx_rings(struct mlx4_en_priv *priv)
ring->wqres.db.dma, &ring->srq);
if (err){
mlx4_err(mdev, "Failed to allocate srq\n");
+ ring_ind--;
goto err_srq;
}
ring->srq.event = mlx4_en_srq_event;
@@ -608,6 +610,10 @@ static struct sk_buff *mlx4_en_rx_skb(struct mlx4_en_priv *priv,
used_frags = mlx4_en_complete_rx_desc(priv, rx_desc, skb_frags,
skb_shinfo(skb)->frags,
page_alloc, length);
+ if (unlikely(!used_frags)) {
+ kfree_skb(skb);
+ return NULL;
+ }
skb_shinfo(skb)->nr_frags = used_frags;
/* Copy headers into the skb linear buffer */
@@ -926,12 +932,6 @@ void mlx4_en_set_default_rss_map(struct mlx4_en_priv *priv,
}
}
-static void mlx4_en_sqp_event(struct mlx4_qp *qp, enum mlx4_event event)
-{
- return;
-}
-
-
static int mlx4_en_config_rss_qp(struct mlx4_en_priv *priv,
int qpn, int srqn, int cqn,
enum mlx4_qp_state *state,
diff --git a/drivers/net/mlx4/en_tx.c b/drivers/net/mlx4/en_tx.c
index 4afd5993e31..ac6fc499b28 100644
--- a/drivers/net/mlx4/en_tx.c
+++ b/drivers/net/mlx4/en_tx.c
@@ -112,6 +112,7 @@ int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv,
mlx4_err(mdev, "Failed allocating qp %d\n", ring->qpn);
goto err_reserve;
}
+ ring->qp.event = mlx4_en_sqp_event;
return 0;
diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 102bac90a30..30bea968969 100644
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -976,7 +976,7 @@ static void mlx4_enable_msi_x(struct mlx4_dev *dev)
nreq = err;
goto retry;
}
-
+ kfree(entries);
goto no_msi;
}
diff --git a/drivers/net/mlx4/mlx4_en.h b/drivers/net/mlx4/mlx4_en.h
index e9af32d41ca..ef840abbcd3 100644
--- a/drivers/net/mlx4/mlx4_en.h
+++ b/drivers/net/mlx4/mlx4_en.h
@@ -538,6 +538,7 @@ int mlx4_en_poll_rx_cq(struct napi_struct *napi, int budget);
void mlx4_en_fill_qp_context(struct mlx4_en_priv *priv, int size, int stride,
int is_tx, int rss, int qpn, int cqn, int srqn,
struct mlx4_qp_context *context);
+void mlx4_en_sqp_event(struct mlx4_qp *qp, enum mlx4_event event);
int mlx4_en_map_buffer(struct mlx4_buf *buf);
void mlx4_en_unmap_buffer(struct mlx4_buf *buf);
diff --git a/drivers/net/mlx4/port.c b/drivers/net/mlx4/port.c
index 7cce3342ef8..606aa58afde 100644
--- a/drivers/net/mlx4/port.c
+++ b/drivers/net/mlx4/port.c
@@ -299,13 +299,14 @@ int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port)
struct mlx4_cmd_mailbox *mailbox;
int err;
+ if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH)
+ return 0;
+
mailbox = mlx4_alloc_cmd_mailbox(dev);
if (IS_ERR(mailbox))
return PTR_ERR(mailbox);
memset(mailbox->buf, 0, 256);
- if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH)
- return 0;
((__be32 *) mailbox->buf)[1] = dev->caps.ib_port_def_cap[port];
err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_SET_PORT,
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index a56d9d2df73..a400d7115f7 100644
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -393,12 +393,12 @@ struct mv643xx_eth_private {
struct work_struct tx_timeout_task;
struct napi_struct napi;
+ u8 oom;
u8 work_link;
u8 work_tx;
u8 work_tx_end;
u8 work_rx;
u8 work_rx_refill;
- u8 work_rx_oom;
int skb_size;
struct sk_buff_head rx_recycle;
@@ -661,7 +661,7 @@ static int rxq_refill(struct rx_queue *rxq, int budget)
dma_get_cache_alignment() - 1);
if (skb == NULL) {
- mp->work_rx_oom |= 1 << rxq->index;
+ mp->oom = 1;
goto oom;
}
@@ -1255,7 +1255,6 @@ static void mib_counters_update(struct mv643xx_eth_private *mp)
spin_lock_bh(&mp->mib_counters_lock);
p->good_octets_received += mib_read(mp, 0x00);
- p->good_octets_received += (u64)mib_read(mp, 0x04) << 32;
p->bad_octets_received += mib_read(mp, 0x08);
p->internal_mac_transmit_err += mib_read(mp, 0x0c);
p->good_frames_received += mib_read(mp, 0x10);
@@ -1269,7 +1268,6 @@ static void mib_counters_update(struct mv643xx_eth_private *mp)
p->frames_512_to_1023_octets += mib_read(mp, 0x30);
p->frames_1024_to_max_octets += mib_read(mp, 0x34);
p->good_octets_sent += mib_read(mp, 0x38);
- p->good_octets_sent += (u64)mib_read(mp, 0x3c) << 32;
p->good_frames_sent += mib_read(mp, 0x40);
p->excessive_collision += mib_read(mp, 0x44);
p->multicast_frames_sent += mib_read(mp, 0x48);
@@ -2167,8 +2165,10 @@ static int mv643xx_eth_poll(struct napi_struct *napi, int budget)
mp = container_of(napi, struct mv643xx_eth_private, napi);
- mp->work_rx_refill |= mp->work_rx_oom;
- mp->work_rx_oom = 0;
+ if (unlikely(mp->oom)) {
+ mp->oom = 0;
+ del_timer(&mp->rx_oom);
+ }
work_done = 0;
while (work_done < budget) {
@@ -2182,8 +2182,10 @@ static int mv643xx_eth_poll(struct napi_struct *napi, int budget)
continue;
}
- queue_mask = mp->work_tx | mp->work_tx_end |
- mp->work_rx | mp->work_rx_refill;
+ queue_mask = mp->work_tx | mp->work_tx_end | mp->work_rx;
+ if (likely(!mp->oom))
+ queue_mask |= mp->work_rx_refill;
+
if (!queue_mask) {
if (mv643xx_eth_collect_events(mp))
continue;
@@ -2204,7 +2206,7 @@ static int mv643xx_eth_poll(struct napi_struct *napi, int budget)
txq_maybe_wake(mp->txq + queue);
} else if (mp->work_rx & queue_mask) {
work_done += rxq_process(mp->rxq + queue, work_tbd);
- } else if (mp->work_rx_refill & queue_mask) {
+ } else if (!mp->oom && (mp->work_rx_refill & queue_mask)) {
work_done += rxq_refill(mp->rxq + queue, work_tbd);
} else {
BUG();
@@ -2212,7 +2214,7 @@ static int mv643xx_eth_poll(struct napi_struct *napi, int budget)
}
if (work_done < budget) {
- if (mp->work_rx_oom)
+ if (mp->oom)
mod_timer(&mp->rx_oom, jiffies + (HZ / 10));
napi_complete(napi);
wrlp(mp, INT_MASK, INT_TX_END | INT_RX | INT_EXT);
@@ -2274,8 +2276,6 @@ static void port_start(struct mv643xx_eth_private *mp)
pscr |= FORCE_LINK_PASS;
wrlp(mp, PORT_SERIAL_CONTROL, pscr);
- wrlp(mp, SDMA_CONFIG, PORT_SDMA_CONFIG_DEFAULT_VALUE);
-
/*
* Configure TX path and queues.
*/
@@ -2374,7 +2374,7 @@ static int mv643xx_eth_open(struct net_device *dev)
rxq_refill(mp->rxq + i, INT_MAX);
}
- if (mp->work_rx_oom) {
+ if (mp->oom) {
mp->rx_oom.expires = jiffies + (HZ / 10);
add_timer(&mp->rx_oom);
}
@@ -2957,6 +2957,8 @@ static int mv643xx_eth_probe(struct platform_device *pdev)
netif_carrier_off(dev);
+ wrlp(mp, SDMA_CONFIG, PORT_SDMA_CONFIG_DEFAULT_VALUE);
+
set_rx_coal(mp, 250);
set_tx_coal(mp, 0);
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index 9eed126a82f..f2c4a665e93 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -2447,6 +2447,7 @@ static int myri10ge_open(struct net_device *dev)
lro_mgr->lro_arr = ss->rx_done.lro_desc;
lro_mgr->get_frag_header = myri10ge_get_frag_header;
lro_mgr->max_aggr = myri10ge_lro_max_pkts;
+ lro_mgr->frag_align_pad = 2;
if (lro_mgr->max_aggr > MAX_SKB_FRAGS)
lro_mgr->max_aggr = MAX_SKB_FRAGS;
diff --git a/drivers/net/ne2k-pci.c b/drivers/net/ne2k-pci.c
index eb66f658f9d..7d83896b8c2 100644
--- a/drivers/net/ne2k-pci.c
+++ b/drivers/net/ne2k-pci.c
@@ -374,18 +374,17 @@ static int __devinit ne2k_pci_init_one (struct pci_dev *pdev,
dev->ethtool_ops = &ne2k_pci_ethtool_ops;
NS8390_init(dev, 0);
+ memcpy(dev->dev_addr, SA_prom, 6);
+ memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
+
i = register_netdev(dev);
if (i)
goto err_out_free_netdev;
- for(i = 0; i < 6; i++)
- dev->dev_addr[i] = SA_prom[i];
printk("%s: %s found at %#lx, IRQ %d, %pM.\n",
dev->name, pci_clone_list[chip_idx].name, ioaddr, dev->irq,
dev->dev_addr);
- memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
-
return 0;
err_out_free_netdev:
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index eceadf787a6..bf4af5248cb 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -664,7 +664,7 @@ static int netconsole_netdev_event(struct notifier_block *this,
struct netconsole_target *nt;
struct net_device *dev = ptr;
- if (!(event == NETDEV_CHANGENAME))
+ if (!(event == NETDEV_CHANGENAME || event == NETDEV_UNREGISTER))
goto done;
spin_lock_irqsave(&target_list_lock, flags);
@@ -675,6 +675,15 @@ static int netconsole_netdev_event(struct notifier_block *this,
case NETDEV_CHANGENAME:
strlcpy(nt->np.dev_name, dev->name, IFNAMSIZ);
break;
+ case NETDEV_UNREGISTER:
+ if (!nt->enabled)
+ break;
+ netpoll_cleanup(&nt->np);
+ nt->enabled = 0;
+ printk(KERN_INFO "netconsole: network logging stopped"
+ ", interface %s unregistered\n",
+ dev->name);
+ break;
}
}
netconsole_target_put(nt);
diff --git a/drivers/net/niu.c b/drivers/net/niu.c
index 73cac6c78cb..2b1745328cf 100644
--- a/drivers/net/niu.c
+++ b/drivers/net/niu.c
@@ -4834,6 +4834,7 @@ static int niu_compute_rbr_cfig_b(struct rx_ring_info *rp, u64 *ret)
{
u64 val = 0;
+ *ret = 0;
switch (rp->rbr_block_size) {
case 4 * 1024:
val |= (RBR_BLKSIZE_4K << RBR_CFIG_B_BLKSIZE_SHIFT);
@@ -9542,7 +9543,7 @@ static struct niu_parent * __devinit niu_new_parent(struct niu *np,
plat_dev = platform_device_register_simple("niu", niu_parent_index,
NULL, 0);
- if (!plat_dev)
+ if (IS_ERR(plat_dev))
return NULL;
for (i = 0; attr_name(niu_parent_attributes[i]); i++) {
diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index 2fbf9f9ddd3..652a3688836 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -1758,7 +1758,7 @@ static struct pcmcia_device_id pcnet_ids[] = {
PCMCIA_MFC_DEVICE_CIS_PROD_ID12(0, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"),
PCMCIA_MFC_DEVICE_CIS_PROD_ID4(0, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"),
PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0175, 0x0000, "DP83903.cis"),
- PCMCIA_DEVICE_CIS_MANF_CARD(0xc00f, 0x0002, "LA-PCM.cis"),
+ PCMCIA_DEVICE_CIS_MANF_CARD(0xc00f, 0x0002, "cis/LA-PCM.cis"),
PCMCIA_DEVICE_CIS_PROD_ID12("KTI", "PE520 PLUS", 0xad180345, 0x9d58d392, "PE520.cis"),
PCMCIA_DEVICE_CIS_PROD_ID12("NDC", "Ethernet", 0x01c43ae1, 0x00b2e941, "NE2K.cis"),
PCMCIA_DEVICE_CIS_PROD_ID12("PMX ", "PE-200", 0x34f3f1c8, 0x10b59f8c, "PE-200.cis"),
diff --git a/drivers/net/phy/fixed.c b/drivers/net/phy/fixed.c
index cf24cc34deb..e7070515d2e 100644
--- a/drivers/net/phy/fixed.c
+++ b/drivers/net/phy/fixed.c
@@ -19,6 +19,7 @@
#include <linux/mii.h>
#include <linux/phy.h>
#include <linux/phy_fixed.h>
+#include <linux/err.h>
#define MII_REGS_NUM 29
@@ -207,8 +208,8 @@ static int __init fixed_mdio_bus_init(void)
int ret;
pdev = platform_device_register_simple("Fixed MDIO bus", 0, NULL, 0);
- if (!pdev) {
- ret = -ENOMEM;
+ if (IS_ERR(pdev)) {
+ ret = PTR_ERR(pdev);
goto err_pdev;
}
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index eb6411c4694..7a3ec9d39a9 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -69,6 +69,11 @@
#define MII_M1111_COPPER 0
#define MII_M1111_FIBER 1
+#define MII_88E1121_PHY_LED_CTRL 16
+#define MII_88E1121_PHY_LED_PAGE 3
+#define MII_88E1121_PHY_LED_DEF 0x0030
+#define MII_88E1121_PHY_PAGE 22
+
#define MII_M1011_PHY_STATUS 0x11
#define MII_M1011_PHY_STATUS_1000 0x8000
#define MII_M1011_PHY_STATUS_100 0x4000
@@ -154,6 +159,30 @@ static int marvell_config_aneg(struct phy_device *phydev)
return err;
}
+static int m88e1121_config_aneg(struct phy_device *phydev)
+{
+ int err, temp;
+
+ err = phy_write(phydev, MII_BMCR, BMCR_RESET);
+ if (err < 0)
+ return err;
+
+ err = phy_write(phydev, MII_M1011_PHY_SCR,
+ MII_M1011_PHY_SCR_AUTO_CROSS);
+ if (err < 0)
+ return err;
+
+ temp = phy_read(phydev, MII_88E1121_PHY_PAGE);
+
+ phy_write(phydev, MII_88E1121_PHY_PAGE, MII_88E1121_PHY_LED_PAGE);
+ phy_write(phydev, MII_88E1121_PHY_LED_CTRL, MII_88E1121_PHY_LED_DEF);
+ phy_write(phydev, MII_88E1121_PHY_PAGE, temp);
+
+ err = genphy_config_aneg(phydev);
+
+ return err;
+}
+
static int m88e1111_config_init(struct phy_device *phydev)
{
int err;
@@ -429,6 +458,18 @@ static int marvell_read_status(struct phy_device *phydev)
return 0;
}
+static int m88e1121_did_interrupt(struct phy_device *phydev)
+{
+ int imask;
+
+ imask = phy_read(phydev, MII_M1011_IEVENT);
+
+ if (imask & MII_M1011_IMASK_INIT)
+ return 1;
+
+ return 0;
+}
+
static struct phy_driver marvell_drivers[] = {
{
.phy_id = 0x01410c60,
@@ -482,6 +523,19 @@ static struct phy_driver marvell_drivers[] = {
.driver = {.owner = THIS_MODULE,},
},
{
+ .phy_id = 0x01410cb0,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Marvell 88E1121R",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_aneg = &m88e1121_config_aneg,
+ .read_status = &marvell_read_status,
+ .ack_interrupt = &marvell_ack_interrupt,
+ .config_intr = &marvell_config_intr,
+ .did_interrupt = &m88e1121_did_interrupt,
+ .driver = { .owner = THIS_MODULE },
+ },
+ {
.phy_id = 0x01410cd0,
.phy_id_mask = 0xfffffff0,
.name = "Marvell 88E1145",
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 3ff1f425f1b..61755cbd978 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -434,7 +434,7 @@ void phy_start_machine(struct phy_device *phydev,
phydev->adjust_state = handler;
INIT_DELAYED_WORK(&phydev->state_queue, phy_state_machine);
- schedule_delayed_work(&phydev->state_queue, jiffies + HZ);
+ schedule_delayed_work(&phydev->state_queue, HZ);
}
/**
@@ -655,6 +655,10 @@ static void phy_change(struct work_struct *work)
struct phy_device *phydev =
container_of(work, struct phy_device, phy_queue);
+ if (phydev->drv->did_interrupt &&
+ !phydev->drv->did_interrupt(phydev))
+ goto ignore;
+
err = phy_disable_interrupts(phydev);
if (err)
@@ -681,6 +685,11 @@ static void phy_change(struct work_struct *work)
return;
+ignore:
+ atomic_dec(&phydev->irq_disable);
+ enable_irq(phydev->irq);
+ return;
+
irq_enable_err:
disable_irq(phydev->irq);
atomic_inc(&phydev->irq_disable);
@@ -937,6 +946,5 @@ static void phy_state_machine(struct work_struct *work)
if (err < 0)
phy_error(phydev);
- schedule_delayed_work(&phydev->state_queue,
- jiffies + PHY_STATE_TIME * HZ);
+ schedule_delayed_work(&phydev->state_queue, PHY_STATE_TIME * HZ);
}
diff --git a/drivers/net/ps3_gelic_wireless.c b/drivers/net/ps3_gelic_wireless.c
index a5ac2bd58b5..4f3ada622f9 100644
--- a/drivers/net/ps3_gelic_wireless.c
+++ b/drivers/net/ps3_gelic_wireless.c
@@ -2101,6 +2101,9 @@ static int gelic_wl_associate_bss(struct gelic_wl_info *wl,
if (ret) {
pr_debug("%s: WEP/WPA setup failed %d\n", __func__,
ret);
+ ret = -EPERM;
+ gelic_wl_send_iwap_event(wl, NULL);
+ goto out;
}
/* start association */
diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c
index 5e8540b6ffa..6f97b47d74a 100644
--- a/drivers/net/r6040.c
+++ b/drivers/net/r6040.c
@@ -160,6 +160,7 @@ MODULE_AUTHOR("Sten Wang <sten.wang@rdc.com.tw>,"
"Florian Fainelli <florian@openwrt.org>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("RDC R6040 NAPI PCI FastEthernet driver");
+MODULE_VERSION(DRV_VERSION " " DRV_RELDATE);
/* RX and TX interrupts that we handle */
#define RX_INTS (RX_FIFO_FULL | RX_NO_DESC | RX_FINISH)
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index dee23b159df..7269a426051 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -448,9 +448,6 @@ static void efx_init_channels(struct efx_nic *efx)
WARN_ON(channel->rx_pkt != NULL);
efx_rx_strategy(channel);
-
- netif_napi_add(channel->napi_dev, &channel->napi_str,
- efx_poll, napi_weight);
}
}
@@ -1321,6 +1318,8 @@ static int efx_init_napi(struct efx_nic *efx)
efx_for_each_channel(channel, efx) {
channel->napi_dev = efx->net_dev;
+ netif_napi_add(channel->napi_dev, &channel->napi_str,
+ efx_poll, napi_weight);
}
return 0;
}
@@ -1330,6 +1329,8 @@ static void efx_fini_napi(struct efx_nic *efx)
struct efx_channel *channel;
efx_for_each_channel(channel, efx) {
+ if (channel->napi_dev)
+ netif_napi_del(&channel->napi_str);
channel->napi_dev = NULL;
}
}
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index d4629ab2c61..466a8abb005 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -1176,9 +1176,9 @@ void falcon_sim_phy_event(struct efx_nic *efx)
EFX_POPULATE_QWORD_1(phy_event, EV_CODE, GLOBAL_EV_DECODE);
if (EFX_IS10G(efx))
- EFX_SET_OWORD_FIELD(phy_event, XG_PHY_INTR, 1);
+ EFX_SET_QWORD_FIELD(phy_event, XG_PHY_INTR, 1);
else
- EFX_SET_OWORD_FIELD(phy_event, G_PHY0_INTR, 1);
+ EFX_SET_QWORD_FIELD(phy_event, G_PHY0_INTR, 1);
falcon_generate_event(&efx->channel[0], &phy_event);
}
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index 7b1882765a0..3ab28bb00c1 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -1188,6 +1188,19 @@ out:
return ret;
}
+static const struct net_device_ops sh_eth_netdev_ops = {
+ .ndo_open = sh_eth_open,
+ .ndo_stop = sh_eth_close,
+ .ndo_start_xmit = sh_eth_start_xmit,
+ .ndo_get_stats = sh_eth_get_stats,
+ .ndo_set_multicast_list = sh_eth_set_multicast_list,
+ .ndo_tx_timeout = sh_eth_tx_timeout,
+ .ndo_do_ioctl = sh_eth_do_ioctl,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_change_mtu = eth_change_mtu,
+};
+
static int sh_eth_drv_probe(struct platform_device *pdev)
{
int ret, i, devno = 0;
@@ -1240,13 +1253,7 @@ static int sh_eth_drv_probe(struct platform_device *pdev)
mdp->edmac_endian = pd->edmac_endian;
/* set function */
- ndev->open = sh_eth_open;
- ndev->hard_start_xmit = sh_eth_start_xmit;
- ndev->stop = sh_eth_close;
- ndev->get_stats = sh_eth_get_stats;
- ndev->set_multicast_list = sh_eth_set_multicast_list;
- ndev->do_ioctl = sh_eth_do_ioctl;
- ndev->tx_timeout = sh_eth_tx_timeout;
+ ndev->netdev_ops = &sh_eth_netdev_ops;
ndev->watchdog_timeo = TX_TIMEOUT;
mdp->post_rx = POST_RX >> (devno << 1);
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index b8978d4af1b..c11cdd08ec5 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -2674,7 +2674,7 @@ static int skge_down(struct net_device *dev)
if (netif_msg_ifdown(skge))
printk(KERN_INFO PFX "%s: disabling interface\n", dev->name);
- netif_stop_queue(dev);
+ netif_tx_disable(dev);
if (hw->chip_id == CHIP_ID_GENESIS && hw->phy_type == SK_PHY_XMAC)
del_timer_sync(&skge->link_timer);
@@ -2881,7 +2881,6 @@ static void skge_tx_clean(struct net_device *dev)
}
skge->tx_ring.to_clean = e;
- netif_wake_queue(dev);
}
static void skge_tx_timeout(struct net_device *dev)
@@ -2893,6 +2892,7 @@ static void skge_tx_timeout(struct net_device *dev)
skge_write8(skge->hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_STOP);
skge_tx_clean(dev);
+ netif_wake_queue(dev);
}
static int skge_change_mtu(struct net_device *dev, int new_mtu)
diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h
index 912308eec86..329f890e290 100644
--- a/drivers/net/smc91x.h
+++ b/drivers/net/smc91x.h
@@ -369,7 +369,7 @@ static inline void LPD7_SMC_outsw (unsigned char* a, int r,
* MN10300/AM33 configuration
*/
-#include <asm/unit/smc91111.h>
+#include <unit/smc91111.h>
#else
diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c
index 6da67812982..eb7db032a78 100644
--- a/drivers/net/smsc911x.c
+++ b/drivers/net/smsc911x.c
@@ -317,7 +317,7 @@ static int smsc911x_mii_read(struct mii_bus *bus, int phyaddr, int regidx)
goto out;
}
- SMSC_WARNING(HW, "Timed out waiting for MII write to finish");
+ SMSC_WARNING(HW, "Timed out waiting for MII read to finish");
reg = -EIO;
out:
diff --git a/drivers/net/sun3_82586.c b/drivers/net/sun3_82586.c
index e0d84772771..a39c0b9ba8b 100644
--- a/drivers/net/sun3_82586.c
+++ b/drivers/net/sun3_82586.c
@@ -331,6 +331,18 @@ out:
return ERR_PTR(err);
}
+static const struct net_device_ops sun3_82586_netdev_ops = {
+ .ndo_open = sun3_82586_open,
+ .ndo_stop = sun3_82586_close,
+ .ndo_start_xmit = sun3_82586_send_packet,
+ .ndo_set_multicast_list = set_multicast_list,
+ .ndo_tx_timeout = sun3_82586_timeout,
+ .ndo_get_stats = sun3_82586_get_stats,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_change_mtu = eth_change_mtu,
+};
+
static int __init sun3_82586_probe1(struct net_device *dev,int ioaddr)
{
int i, size, retval;
@@ -381,13 +393,8 @@ static int __init sun3_82586_probe1(struct net_device *dev,int ioaddr)
printk("Memaddr: 0x%lx, Memsize: %d, IRQ %d\n",dev->mem_start,size, dev->irq);
- dev->open = sun3_82586_open;
- dev->stop = sun3_82586_close;
- dev->get_stats = sun3_82586_get_stats;
- dev->tx_timeout = sun3_82586_timeout;
+ dev->netdev_ops = &sun3_82586_netdev_ops;
dev->watchdog_timeo = HZ/20;
- dev->hard_start_xmit = sun3_82586_send_packet;
- dev->set_multicast_list = set_multicast_list;
dev->if_port = 0;
return 0;
diff --git a/drivers/net/tc35815.c b/drivers/net/tc35815.c
index d91e95b237b..0ce2db6ce2b 100644
--- a/drivers/net/tc35815.c
+++ b/drivers/net/tc35815.c
@@ -862,6 +862,22 @@ static int __devinit tc35815_init_dev_addr(struct net_device *dev)
return 0;
}
+static const struct net_device_ops tc35815_netdev_ops = {
+ .ndo_open = tc35815_open,
+ .ndo_stop = tc35815_close,
+ .ndo_start_xmit = tc35815_send_packet,
+ .ndo_get_stats = tc35815_get_stats,
+ .ndo_set_multicast_list = tc35815_set_multicast_list,
+ .ndo_tx_timeout = tc35815_tx_timeout,
+ .ndo_do_ioctl = tc35815_ioctl,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = tc35815_poll_controller,
+#endif
+};
+
static int __devinit tc35815_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -904,21 +920,12 @@ static int __devinit tc35815_init_one(struct pci_dev *pdev,
ioaddr = pcim_iomap_table(pdev)[1];
/* Initialize the device structure. */
- dev->open = tc35815_open;
- dev->hard_start_xmit = tc35815_send_packet;
- dev->stop = tc35815_close;
- dev->get_stats = tc35815_get_stats;
- dev->set_multicast_list = tc35815_set_multicast_list;
- dev->do_ioctl = tc35815_ioctl;
+ dev->netdev_ops = &tc35815_netdev_ops;
dev->ethtool_ops = &tc35815_ethtool_ops;
- dev->tx_timeout = tc35815_tx_timeout;
dev->watchdog_timeo = TC35815_TX_TIMEOUT;
#ifdef TC35815_NAPI
netif_napi_add(dev, &lp->napi, tc35815_poll, NAPI_WEIGHT);
#endif
-#ifdef CONFIG_NET_POLL_CONTROLLER
- dev->poll_controller = tc35815_poll_controller;
-#endif
dev->irq = pdev->irq;
dev->base_addr = (unsigned long)ioaddr;
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 6a736dda3ee..201be425643 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -2190,7 +2190,14 @@ static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
if (!(tmp & EEPROM_ADDR_COMPLETE))
return -EBUSY;
- *val = tr32(GRC_EEPROM_DATA);
+ tmp = tr32(GRC_EEPROM_DATA);
+
+ /*
+ * The data will always be opposite the native endian
+ * format. Perform a blind byteswap to compensate.
+ */
+ *val = swab32(tmp);
+
return 0;
}
@@ -10663,7 +10670,13 @@ static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
memcpy(&data, buf + i, 4);
- tw32(GRC_EEPROM_DATA, be32_to_cpu(data));
+ /*
+ * The SEEPROM interface expects the data to always be opposite
+ * the native endian format. We accomplish this by reversing
+ * all the operations that would have been performed on the
+ * data from a call to tg3_nvram_read_be32().
+ */
+ tw32(GRC_EEPROM_DATA, swab32(be32_to_cpu(data)));
val = tr32(GRC_EEPROM_ADDR);
tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
diff --git a/drivers/net/tsi108_eth.c b/drivers/net/tsi108_eth.c
index bb43e7fb2a5..0f78f99f9b2 100644
--- a/drivers/net/tsi108_eth.c
+++ b/drivers/net/tsi108_eth.c
@@ -1561,6 +1561,18 @@ static const struct ethtool_ops tsi108_ethtool_ops = {
.set_settings = tsi108_set_settings,
};
+static const struct net_device_ops tsi108_netdev_ops = {
+ .ndo_open = tsi108_open,
+ .ndo_stop = tsi108_close,
+ .ndo_start_xmit = tsi108_send_packet,
+ .ndo_set_multicast_list = tsi108_set_rx_mode,
+ .ndo_get_stats = tsi108_get_stats,
+ .ndo_do_ioctl = tsi108_do_ioctl,
+ .ndo_set_mac_address = tsi108_set_mac,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+};
+
static int
tsi108_init_one(struct platform_device *pdev)
{
@@ -1616,14 +1628,8 @@ tsi108_init_one(struct platform_device *pdev)
data->phy_type = einfo->phy_type;
data->irq_num = einfo->irq_num;
data->id = pdev->id;
- dev->open = tsi108_open;
- dev->stop = tsi108_close;
- dev->hard_start_xmit = tsi108_send_packet;
- dev->set_mac_address = tsi108_set_mac;
- dev->set_multicast_list = tsi108_set_rx_mode;
- dev->get_stats = tsi108_get_stats;
netif_napi_add(dev, &data->napi, tsi108_poll, 64);
- dev->do_ioctl = tsi108_do_ioctl;
+ dev->netdev_ops = &tsi108_netdev_ops;
dev->ethtool_ops = &tsi108_ethtool_ops;
/* Apparently, the Linux networking code won't use scatter-gather
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index a1b0697340b..735bf41c654 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -93,7 +93,6 @@ struct tun_file {
atomic_t count;
struct tun_struct *tun;
struct net *net;
- wait_queue_head_t read_wait;
};
struct tun_sock;
@@ -156,6 +155,7 @@ static int tun_attach(struct tun_struct *tun, struct file *file)
tfile->tun = tun;
tun->tfile = tfile;
dev_hold(tun->dev);
+ sock_hold(tun->sk);
atomic_inc(&tfile->count);
out:
@@ -165,11 +165,8 @@ out:
static void __tun_detach(struct tun_struct *tun)
{
- struct tun_file *tfile = tun->tfile;
-
/* Detach from net device */
netif_tx_lock_bh(tun->dev);
- tfile->tun = NULL;
tun->tfile = NULL;
netif_tx_unlock_bh(tun->dev);
@@ -333,12 +330,19 @@ static void tun_net_uninit(struct net_device *dev)
/* Inform the methods they need to stop using the dev.
*/
if (tfile) {
- wake_up_all(&tfile->read_wait);
+ wake_up_all(&tun->socket.wait);
if (atomic_dec_and_test(&tfile->count))
__tun_detach(tun);
}
}
+static void tun_free_netdev(struct net_device *dev)
+{
+ struct tun_struct *tun = netdev_priv(dev);
+
+ sock_put(tun->sk);
+}
+
/* Net device open. */
static int tun_net_open(struct net_device *dev)
{
@@ -393,7 +397,7 @@ static int tun_net_xmit(struct sk_buff *skb, struct net_device *dev)
/* Notify and wake up reader process */
if (tun->flags & TUN_FASYNC)
kill_fasync(&tun->fasync, SIGIO, POLL_IN);
- wake_up_interruptible(&tun->tfile->read_wait);
+ wake_up_interruptible(&tun->socket.wait);
return 0;
drop:
@@ -490,7 +494,7 @@ static unsigned int tun_chr_poll(struct file *file, poll_table * wait)
DBG(KERN_INFO "%s: tun_chr_poll\n", tun->dev->name);
- poll_wait(file, &tfile->read_wait, wait);
+ poll_wait(file, &tun->socket.wait, wait);
if (!skb_queue_empty(&tun->readq))
mask |= POLLIN | POLLRDNORM;
@@ -518,7 +522,7 @@ static inline struct sk_buff *tun_alloc_skb(struct tun_struct *tun,
int err;
/* Under a page? Don't bother with paged skb. */
- if (prepad + len < PAGE_SIZE)
+ if (prepad + len < PAGE_SIZE || !linear)
linear = len;
skb = sock_alloc_send_pskb(sk, prepad + linear, len - linear, noblock,
@@ -565,7 +569,8 @@ static __inline__ ssize_t tun_get_user(struct tun_struct *tun,
if ((tun->flags & TUN_TYPE_MASK) == TUN_TAP_DEV) {
align = NET_IP_ALIGN;
- if (unlikely(len < ETH_HLEN))
+ if (unlikely(len < ETH_HLEN ||
+ (gso.hdr_len && gso.hdr_len < ETH_HLEN)))
return -EINVAL;
}
@@ -762,7 +767,7 @@ static ssize_t tun_chr_aio_read(struct kiocb *iocb, const struct iovec *iv,
goto out;
}
- add_wait_queue(&tfile->read_wait, &wait);
+ add_wait_queue(&tun->socket.wait, &wait);
while (len) {
current->state = TASK_INTERRUPTIBLE;
@@ -793,7 +798,7 @@ static ssize_t tun_chr_aio_read(struct kiocb *iocb, const struct iovec *iv,
}
current->state = TASK_RUNNING;
- remove_wait_queue(&tfile->read_wait, &wait);
+ remove_wait_queue(&tun->socket.wait, &wait);
out:
tun_put(tun);
@@ -810,7 +815,7 @@ static void tun_setup(struct net_device *dev)
tun->group = -1;
dev->ethtool_ops = &tun_ethtool_ops;
- dev->destructor = free_netdev;
+ dev->destructor = tun_free_netdev;
}
/* Trivial set of netlink ops to allow deleting tun or tap
@@ -847,7 +852,7 @@ static void tun_sock_write_space(struct sock *sk)
static void tun_sock_destruct(struct sock *sk)
{
- dev_put(container_of(sk, struct tun_sock, sk)->tun->dev);
+ free_netdev(container_of(sk, struct tun_sock, sk)->tun->dev);
}
static struct proto tun_proto = {
@@ -861,7 +866,6 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
struct sock *sk;
struct tun_struct *tun;
struct net_device *dev;
- struct tun_file *tfile = file->private_data;
int err;
dev = __dev_get_by_name(net, ifr->ifr_name);
@@ -919,13 +923,10 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
if (!sk)
goto err_free_dev;
- /* This ref count is for tun->sk. */
- dev_hold(dev);
+ init_waitqueue_head(&tun->socket.wait);
sock_init_data(&tun->socket, sk);
sk->sk_write_space = tun_sock_write_space;
- sk->sk_destruct = tun_sock_destruct;
sk->sk_sndbuf = INT_MAX;
- sk->sk_sleep = &tfile->read_wait;
tun->sk = sk;
container_of(sk, struct tun_sock, sk)->tun = tun;
@@ -941,11 +942,13 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
err = -EINVAL;
err = register_netdevice(tun->dev);
if (err < 0)
- goto err_free_dev;
+ goto err_free_sk;
+
+ sk->sk_destruct = tun_sock_destruct;
err = tun_attach(tun, file);
if (err < 0)
- goto err_free_dev;
+ goto failed;
}
DBG(KERN_INFO "%s: tun_set_iff\n", tun->dev->name);
@@ -1265,7 +1268,6 @@ static int tun_chr_open(struct inode *inode, struct file * file)
atomic_set(&tfile->count, 0);
tfile->tun = NULL;
tfile->net = get_net(current->nsproxy->net_ns);
- init_waitqueue_head(&tfile->read_wait);
file->private_data = tfile;
return 0;
}
@@ -1283,14 +1285,16 @@ static int tun_chr_close(struct inode *inode, struct file *file)
__tun_detach(tun);
/* If desireable, unregister the netdevice. */
- if (!(tun->flags & TUN_PERSIST)) {
- sock_put(tun->sk);
+ if (!(tun->flags & TUN_PERSIST))
unregister_netdevice(tun->dev);
- }
rtnl_unlock();
}
+ tun = tfile->tun;
+ if (tun)
+ sock_put(tun->sk);
+
put_net(tfile->net);
kfree(tfile);
diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index d3f39e86eb9..44f8392da11 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -1394,7 +1394,8 @@ static int adjust_enet_interface(struct ucc_geth_private *ugeth)
(ugeth->phy_interface == PHY_INTERFACE_MODE_RGMII_RXID) ||
(ugeth->phy_interface == PHY_INTERFACE_MODE_RGMII_TXID) ||
(ugeth->phy_interface == PHY_INTERFACE_MODE_RTBI)) {
- upsmr |= UCC_GETH_UPSMR_RPM;
+ if (ugeth->phy_interface != PHY_INTERFACE_MODE_RMII)
+ upsmr |= UCC_GETH_UPSMR_RPM;
switch (ugeth->max_speed) {
case SPEED_10:
upsmr |= UCC_GETH_UPSMR_R10M;
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index 8ee21030e9a..dfc6cf765fb 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -180,6 +180,20 @@ config USB_NET_CDCETHER
IEEE 802 "local assignment" bit is set in the address, a "usbX"
name is used instead.
+config USB_NET_CDC_EEM
+ tristate "CDC EEM support"
+ depends on USB_USBNET && EXPERIMENTAL
+ help
+ This option supports devices conforming to the Communication Device
+ Class (CDC) Ethernet Emulation Model, a specification that's easy to
+ implement in device firmware. The CDC EEM specifications are available
+ from <http://www.usb.org/>.
+
+ This driver creates an interface named "ethX", where X depends on
+ what other networking devices you have in use. However, if the
+ IEEE 802 "local assignment" bit is set in the address, a "usbX"
+ name is used instead.
+
config USB_NET_DM9601
tristate "Davicom DM9601 based USB 1.1 10/100 ethernet devices"
depends on USB_USBNET
diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile
index 88a87eeb376..c8aef62cf2b 100644
--- a/drivers/net/usb/Makefile
+++ b/drivers/net/usb/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_USB_RTL8150) += rtl8150.o
obj-$(CONFIG_USB_HSO) += hso.o
obj-$(CONFIG_USB_NET_AX8817X) += asix.o
obj-$(CONFIG_USB_NET_CDCETHER) += cdc_ether.o
+obj-$(CONFIG_USB_NET_CDC_EEM) += cdc_eem.o
obj-$(CONFIG_USB_NET_DM9601) += dm9601.o
obj-$(CONFIG_USB_NET_SMSC95XX) += smsc95xx.o
obj-$(CONFIG_USB_NET_GL620A) += gl620a.o
diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c
new file mode 100644
index 00000000000..80e01778dd3
--- /dev/null
+++ b/drivers/net/usb/cdc_eem.c
@@ -0,0 +1,381 @@
+/*
+ * USB CDC EEM network interface driver
+ * Copyright (C) 2009 Oberthur Technologies
+ * by Omar Laazimani, Olivier Condemine
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ctype.h>
+#include <linux/ethtool.h>
+#include <linux/workqueue.h>
+#include <linux/mii.h>
+#include <linux/usb.h>
+#include <linux/crc32.h>
+#include <linux/usb/cdc.h>
+#include <linux/usb/usbnet.h>
+
+
+/*
+ * This driver is an implementation of the CDC "Ethernet Emulation
+ * Model" (EEM) specification, which encapsulates Ethernet frames
+ * for transport over USB using a simpler USB device model than the
+ * previous CDC "Ethernet Control Model" (ECM, or "CDC Ethernet").
+ *
+ * For details, see www.usb.org/developers/devclass_docs/CDC_EEM10.pdf
+ *
+ * This version has been tested with GIGAntIC WuaoW SIM Smart Card on 2.6.24,
+ * 2.6.27 and 2.6.30rc2 kernel.
+ * It has also been validated on Openmoko Om 2008.12 (based on 2.6.24 kernel).
+ * build on 23-April-2009
+ */
+
+#define EEM_HEAD 2 /* 2 byte header */
+
+/*-------------------------------------------------------------------------*/
+
+static void eem_linkcmd_complete(struct urb *urb)
+{
+ dev_kfree_skb(urb->context);
+ usb_free_urb(urb);
+}
+
+static void eem_linkcmd(struct usbnet *dev, struct sk_buff *skb)
+{
+ struct urb *urb;
+ int status;
+
+ urb = usb_alloc_urb(0, GFP_ATOMIC);
+ if (!urb)
+ goto fail;
+
+ usb_fill_bulk_urb(urb, dev->udev, dev->out,
+ skb->data, skb->len, eem_linkcmd_complete, skb);
+
+ status = usb_submit_urb(urb, GFP_ATOMIC);
+ if (status) {
+ usb_free_urb(urb);
+fail:
+ dev_kfree_skb(skb);
+ devwarn(dev, "link cmd failure\n");
+ return;
+ }
+}
+
+static int eem_bind(struct usbnet *dev, struct usb_interface *intf)
+{
+ int status = 0;
+
+ status = usbnet_get_endpoints(dev, intf);
+ if (status < 0) {
+ usb_set_intfdata(intf, NULL);
+ usb_driver_release_interface(driver_of(intf), intf);
+ return status;
+ }
+
+ /* no jumbogram (16K) support for now */
+
+ dev->net->hard_header_len += EEM_HEAD + ETH_FCS_LEN;
+
+ return 0;
+}
+
+/*
+ * EEM permits packing multiple Ethernet frames into USB transfers
+ * (a "bundle"), but for TX we don't try to do that.
+ */
+static struct sk_buff *eem_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
+ gfp_t flags)
+{
+ struct sk_buff *skb2 = NULL;
+ u16 len = skb->len;
+ u32 crc = 0;
+ int padlen = 0;
+
+ /* When ((len + EEM_HEAD + ETH_FCS_LEN) % dev->maxpacket) is
+ * zero, stick two bytes of zero length EEM packet on the end.
+ * Else the framework would add invalid single byte padding,
+ * since it can't know whether ZLPs will be handled right by
+ * all the relevant hardware and software.
+ */
+ if (!((len + EEM_HEAD + ETH_FCS_LEN) % dev->maxpacket))
+ padlen += 2;
+
+ if (!skb_cloned(skb)) {
+ int headroom = skb_headroom(skb);
+ int tailroom = skb_tailroom(skb);
+
+ if ((tailroom >= ETH_FCS_LEN + padlen)
+ && (headroom >= EEM_HEAD))
+ goto done;
+
+ if ((headroom + tailroom)
+ > (EEM_HEAD + ETH_FCS_LEN + padlen)) {
+ skb->data = memmove(skb->head +
+ EEM_HEAD,
+ skb->data,
+ skb->len);
+ skb_set_tail_pointer(skb, len);
+ goto done;
+ }
+ }
+
+ skb2 = skb_copy_expand(skb, EEM_HEAD, ETH_FCS_LEN + padlen, flags);
+ if (!skb2)
+ return NULL;
+
+ dev_kfree_skb_any(skb);
+ skb = skb2;
+
+done:
+ /* we don't use the "no Ethernet CRC" option */
+ crc = crc32_le(~0, skb->data, skb->len);
+ crc = ~crc;
+
+ put_unaligned_le32(crc, skb_put(skb, 4));
+
+ /* EEM packet header format:
+ * b0..13: length of ethernet frame
+ * b14: bmCRC (1 == valid Ethernet CRC)
+ * b15: bmType (0 == data)
+ */
+ len = skb->len;
+ put_unaligned_le16(BIT(14) | len, skb_push(skb, 2));
+
+ /* Bundle a zero length EEM packet if needed */
+ if (padlen)
+ put_unaligned_le16(0, skb_put(skb, 2));
+
+ return skb;
+}
+
+static int eem_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+ /*
+ * Our task here is to strip off framing, leaving skb with one
+ * data frame for the usbnet framework code to process. But we
+ * may have received multiple EEM payloads, or command payloads.
+ * So we must process _everything_ as if it's a header, except
+ * maybe the last data payload
+ *
+ * REVISIT the framework needs updating so that when we consume
+ * all payloads (the last or only message was a command, or a
+ * zero length EEM packet) that is not accounted as an rx_error.
+ */
+ do {
+ struct sk_buff *skb2 = NULL;
+ u16 header;
+ u16 len = 0;
+
+ /* incomplete EEM header? */
+ if (skb->len < EEM_HEAD)
+ return 0;
+
+ /*
+ * EEM packet header format:
+ * b0..14: EEM type dependant (Data or Command)
+ * b15: bmType
+ */
+ header = get_unaligned_le16(skb->data);
+ skb_pull(skb, EEM_HEAD);
+
+ /*
+ * The bmType bit helps to denote when EEM
+ * packet is data or command :
+ * bmType = 0 : EEM data payload
+ * bmType = 1 : EEM (link) command
+ */
+ if (header & BIT(15)) {
+ u16 bmEEMCmd;
+
+ /*
+ * EEM (link) command packet:
+ * b0..10: bmEEMCmdParam
+ * b11..13: bmEEMCmd
+ * b14: bmReserved (must be 0)
+ * b15: 1 (EEM command)
+ */
+ if (header & BIT(14)) {
+ devdbg(dev, "reserved command %04x\n", header);
+ continue;
+ }
+
+ bmEEMCmd = (header >> 11) & 0x7;
+ switch (bmEEMCmd) {
+
+ /* Responding to echo requests is mandatory. */
+ case 0: /* Echo command */
+ len = header & 0x7FF;
+
+ /* bogus command? */
+ if (skb->len < len)
+ return 0;
+
+ skb2 = skb_clone(skb, GFP_ATOMIC);
+ if (unlikely(!skb2))
+ goto next;
+ skb_trim(skb2, len);
+ put_unaligned_le16(BIT(15) | (1 << 11) | len,
+ skb_push(skb2, 2));
+ eem_linkcmd(dev, skb2);
+ break;
+
+ /*
+ * Host may choose to ignore hints.
+ * - suspend: peripheral ready to suspend
+ * - response: suggest N millisec polling
+ * - response complete: suggest N sec polling
+ */
+ case 2: /* Suspend hint */
+ case 3: /* Response hint */
+ case 4: /* Response complete hint */
+ continue;
+
+ /*
+ * Hosts should never receive host-to-peripheral
+ * or reserved command codes; or responses to an
+ * echo command we didn't send.
+ */
+ case 1: /* Echo response */
+ case 5: /* Tickle */
+ default: /* reserved */
+ devwarn(dev, "unexpected link command %d\n",
+ bmEEMCmd);
+ continue;
+ }
+
+ } else {
+ u32 crc, crc2;
+ int is_last;
+
+ /* zero length EEM packet? */
+ if (header == 0)
+ continue;
+
+ /*
+ * EEM data packet header :
+ * b0..13: length of ethernet frame
+ * b14: bmCRC
+ * b15: 0 (EEM data)
+ */
+ len = header & 0x3FFF;
+
+ /* bogus EEM payload? */
+ if (skb->len < len)
+ return 0;
+
+ /* bogus ethernet frame? */
+ if (len < (ETH_HLEN + ETH_FCS_LEN))
+ goto next;
+
+ /*
+ * Treat the last payload differently: framework
+ * code expects our "fixup" to have stripped off
+ * headers, so "skb" is a data packet (or error).
+ * Else if it's not the last payload, keep "skb"
+ * for further processing.
+ */
+ is_last = (len == skb->len);
+ if (is_last)
+ skb2 = skb;
+ else {
+ skb2 = skb_clone(skb, GFP_ATOMIC);
+ if (unlikely(!skb2))
+ return 0;
+ }
+
+ crc = get_unaligned_le32(skb2->data
+ + len - ETH_FCS_LEN);
+ skb_trim(skb2, len - ETH_FCS_LEN);
+
+ /*
+ * The bmCRC helps to denote when the CRC field in
+ * the Ethernet frame contains a calculated CRC:
+ * bmCRC = 1 : CRC is calculated
+ * bmCRC = 0 : CRC = 0xDEADBEEF
+ */
+ if (header & BIT(14))
+ crc2 = ~crc32_le(~0, skb2->data, len);
+ else
+ crc2 = 0xdeadbeef;
+
+ if (is_last)
+ return crc == crc2;
+
+ if (unlikely(crc != crc2)) {
+ dev->stats.rx_errors++;
+ dev_kfree_skb_any(skb2);
+ } else
+ usbnet_skb_return(dev, skb2);
+ }
+
+next:
+ skb_pull(skb, len);
+ } while (skb->len);
+
+ return 1;
+}
+
+static const struct driver_info eem_info = {
+ .description = "CDC EEM Device",
+ .flags = FLAG_ETHER,
+ .bind = eem_bind,
+ .rx_fixup = eem_rx_fixup,
+ .tx_fixup = eem_tx_fixup,
+};
+
+/*-------------------------------------------------------------------------*/
+
+static const struct usb_device_id products[] = {
+{
+ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_EEM,
+ USB_CDC_PROTO_EEM),
+ .driver_info = (unsigned long) &eem_info,
+},
+{
+ /* EMPTY == end of list */
+},
+};
+MODULE_DEVICE_TABLE(usb, products);
+
+static struct usb_driver eem_driver = {
+ .name = "cdc_eem",
+ .id_table = products,
+ .probe = usbnet_probe,
+ .disconnect = usbnet_disconnect,
+ .suspend = usbnet_suspend,
+ .resume = usbnet_resume,
+};
+
+
+static int __init eem_init(void)
+{
+ return usb_register(&eem_driver);
+}
+module_init(eem_init);
+
+static void __exit eem_exit(void)
+{
+ usb_deregister(&eem_driver);
+}
+module_exit(eem_exit);
+
+MODULE_AUTHOR("Omar Laazimani <omar.oberthur@gmail.com>");
+MODULE_DESCRIPTION("USB CDC EEM");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index a8228d87c8c..2138535f233 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -899,6 +899,7 @@ static int pegasus_start_xmit(struct sk_buff *skb, struct net_device *net)
/* cleanup should already have been scheduled */
break;
case -ENODEV: /* disconnect() upcoming */
+ case -EPERM:
netif_device_detach(pegasus->net);
break;
default:
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index dc166532659..5a7283372b5 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -941,6 +941,16 @@ static int smsc95xx_reset(struct usbnet *dev)
if (netif_msg_ifup(dev))
devdbg(dev, "ID_REV = 0x%08x", read_buf);
+ /* Configure GPIO pins as LED outputs */
+ write_buf = LED_GPIO_CFG_SPD_LED | LED_GPIO_CFG_LNK_LED |
+ LED_GPIO_CFG_FDX_LED;
+ ret = smsc95xx_write_reg(dev, LED_GPIO_CFG, write_buf);
+ if (ret < 0) {
+ devwarn(dev, "Failed to write LED_GPIO_CFG register, ret=%d",
+ ret);
+ return ret;
+ }
+
/* Init Tx */
write_buf = 0;
ret = smsc95xx_write_reg(dev, FLOW, write_buf);
@@ -1231,6 +1241,11 @@ static const struct usb_device_id products[] = {
USB_DEVICE(0x0424, 0x9500),
.driver_info = (unsigned long) &smsc95xx_info,
},
+ {
+ /* SMSC9512/9514 USB Hub & Ethernet Device */
+ USB_DEVICE(0x0424, 0xec00),
+ .driver_info = (unsigned long) &smsc95xx_info,
+ },
{ }, /* END */
};
MODULE_DEVICE_TABLE(usb, products);
diff --git a/drivers/net/usb/smsc95xx.h b/drivers/net/usb/smsc95xx.h
index 66b5c84f302..86bc44977fb 100644
--- a/drivers/net/usb/smsc95xx.h
+++ b/drivers/net/usb/smsc95xx.h
@@ -99,6 +99,9 @@
#define PM_CTL_WUPS_MULTI_ (0x00000003)
#define LED_GPIO_CFG (0x24)
+#define LED_GPIO_CFG_SPD_LED (0x01000000)
+#define LED_GPIO_CFG_LNK_LED (0x00100000)
+#define LED_GPIO_CFG_FDX_LED (0x00010000)
#define GPIO_CFG (0x28)
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 015db1cece7..8e56fcf0a0e 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -210,14 +210,11 @@ rx_drop:
static struct net_device_stats *veth_get_stats(struct net_device *dev)
{
- struct veth_priv *priv;
- struct net_device_stats *dev_stats;
- int cpu;
+ struct veth_priv *priv = netdev_priv(dev);
+ struct net_device_stats *dev_stats = &dev->stats;
+ unsigned int cpu;
struct veth_net_stats *stats;
- priv = netdev_priv(dev);
- dev_stats = &dev->stats;
-
dev_stats->rx_packets = 0;
dev_stats->tx_packets = 0;
dev_stats->rx_bytes = 0;
@@ -225,16 +222,17 @@ static struct net_device_stats *veth_get_stats(struct net_device *dev)
dev_stats->tx_dropped = 0;
dev_stats->rx_dropped = 0;
- for_each_online_cpu(cpu) {
- stats = per_cpu_ptr(priv->stats, cpu);
+ if (priv->stats)
+ for_each_online_cpu(cpu) {
+ stats = per_cpu_ptr(priv->stats, cpu);
- dev_stats->rx_packets += stats->rx_packets;
- dev_stats->tx_packets += stats->tx_packets;
- dev_stats->rx_bytes += stats->rx_bytes;
- dev_stats->tx_bytes += stats->tx_bytes;
- dev_stats->tx_dropped += stats->tx_dropped;
- dev_stats->rx_dropped += stats->rx_dropped;
- }
+ dev_stats->rx_packets += stats->rx_packets;
+ dev_stats->tx_packets += stats->tx_packets;
+ dev_stats->rx_bytes += stats->rx_bytes;
+ dev_stats->tx_bytes += stats->tx_bytes;
+ dev_stats->tx_dropped += stats->tx_dropped;
+ dev_stats->rx_dropped += stats->rx_dropped;
+ }
return dev_stats;
}
@@ -261,6 +259,8 @@ static int veth_close(struct net_device *dev)
netif_carrier_off(dev);
netif_carrier_off(priv->peer);
+ free_percpu(priv->stats);
+ priv->stats = NULL;
return 0;
}
@@ -291,15 +291,6 @@ static int veth_dev_init(struct net_device *dev)
return 0;
}
-static void veth_dev_free(struct net_device *dev)
-{
- struct veth_priv *priv;
-
- priv = netdev_priv(dev);
- free_percpu(priv->stats);
- free_netdev(dev);
-}
-
static const struct net_device_ops veth_netdev_ops = {
.ndo_init = veth_dev_init,
.ndo_open = veth_open,
@@ -317,7 +308,7 @@ static void veth_setup(struct net_device *dev)
dev->netdev_ops = &veth_netdev_ops;
dev->ethtool_ops = &veth_ethtool_ops;
dev->features |= NETIF_F_LLTX;
- dev->destructor = veth_dev_free;
+ dev->destructor = free_netdev;
}
/*
diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c
index fb53ef872df..754a4b182c1 100644
--- a/drivers/net/via-velocity.c
+++ b/drivers/net/via-velocity.c
@@ -377,7 +377,7 @@ static void velocity_print_info(struct velocity_info *vptr);
static int velocity_open(struct net_device *dev);
static int velocity_change_mtu(struct net_device *dev, int mtu);
static int velocity_xmit(struct sk_buff *skb, struct net_device *dev);
-static int velocity_intr(int irq, void *dev_instance);
+static irqreturn_t velocity_intr(int irq, void *dev_instance);
static void velocity_set_multi(struct net_device *dev);
static struct net_device_stats *velocity_get_stats(struct net_device *dev);
static int velocity_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
@@ -2215,7 +2215,7 @@ out:
* efficiently as possible.
*/
-static int velocity_intr(int irq, void *dev_instance)
+static irqreturn_t velocity_intr(int irq, void *dev_instance)
{
struct net_device *dev = dev_instance;
struct velocity_info *vptr = netdev_priv(dev);
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 9c82a39497e..4d1d47953fc 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -616,10 +616,11 @@ static int virtnet_open(struct net_device *dev)
static bool virtnet_send_command(struct virtnet_info *vi, u8 class, u8 cmd,
struct scatterlist *data, int out, int in)
{
- struct scatterlist sg[VIRTNET_SEND_COMMAND_SG_MAX + 2];
+ struct scatterlist *s, sg[VIRTNET_SEND_COMMAND_SG_MAX + 2];
struct virtio_net_ctrl_hdr ctrl;
virtio_net_ctrl_ack status = ~0;
unsigned int tmp;
+ int i;
if (!virtio_has_feature(vi->vdev, VIRTIO_NET_F_CTRL_VQ)) {
BUG(); /* Caller should know better */
@@ -637,7 +638,8 @@ static bool virtnet_send_command(struct virtnet_info *vi, u8 class, u8 cmd,
sg_init_table(sg, out + in);
sg_set_buf(&sg[0], &ctrl, sizeof(ctrl));
- memcpy(&sg[1], data, sizeof(struct scatterlist) * (out + in - 2));
+ for_each_sg(data, s, out + in - 2, i)
+ sg_set_buf(&sg[i + 1], sg_virt(s), s->length);
sg_set_buf(&sg[out + in - 1], &status, sizeof(status));
if (vi->cvq->vq_ops->add_buf(vi->cvq, sg, out, in, vi) != 0)
@@ -692,7 +694,7 @@ static void virtnet_set_rx_mode(struct net_device *dev)
promisc = ((dev->flags & IFF_PROMISC) != 0);
allmulti = ((dev->flags & IFF_ALLMULTI) != 0);
- sg_set_buf(sg, &promisc, sizeof(promisc));
+ sg_init_one(sg, &promisc, sizeof(promisc));
if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_RX,
VIRTIO_NET_CTRL_RX_PROMISC,
@@ -700,7 +702,7 @@ static void virtnet_set_rx_mode(struct net_device *dev)
dev_warn(&dev->dev, "Failed to %sable promisc mode.\n",
promisc ? "en" : "dis");
- sg_set_buf(sg, &allmulti, sizeof(allmulti));
+ sg_init_one(sg, &allmulti, sizeof(allmulti));
if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_RX,
VIRTIO_NET_CTRL_RX_ALLMULTI,
@@ -716,6 +718,8 @@ static void virtnet_set_rx_mode(struct net_device *dev)
return;
}
+ sg_init_table(sg, 2);
+
/* Store the unicast list and count in the front of the buffer */
mac_data->entries = dev->uc_count;
addr = dev->uc_list;
@@ -744,24 +748,24 @@ static void virtnet_set_rx_mode(struct net_device *dev)
kfree(buf);
}
-static void virnet_vlan_rx_add_vid(struct net_device *dev, u16 vid)
+static void virtnet_vlan_rx_add_vid(struct net_device *dev, u16 vid)
{
struct virtnet_info *vi = netdev_priv(dev);
struct scatterlist sg;
- sg_set_buf(&sg, &vid, sizeof(vid));
+ sg_init_one(&sg, &vid, sizeof(vid));
if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_VLAN,
VIRTIO_NET_CTRL_VLAN_ADD, &sg, 1, 0))
dev_warn(&dev->dev, "Failed to add VLAN ID %d.\n", vid);
}
-static void virnet_vlan_rx_kill_vid(struct net_device *dev, u16 vid)
+static void virtnet_vlan_rx_kill_vid(struct net_device *dev, u16 vid)
{
struct virtnet_info *vi = netdev_priv(dev);
struct scatterlist sg;
- sg_set_buf(&sg, &vid, sizeof(vid));
+ sg_init_one(&sg, &vid, sizeof(vid));
if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_VLAN,
VIRTIO_NET_CTRL_VLAN_DEL, &sg, 1, 0))
@@ -794,8 +798,8 @@ static const struct net_device_ops virtnet_netdev = {
.ndo_set_mac_address = virtnet_set_mac_address,
.ndo_set_rx_mode = virtnet_set_rx_mode,
.ndo_change_mtu = virtnet_change_mtu,
- .ndo_vlan_rx_add_vid = virnet_vlan_rx_add_vid,
- .ndo_vlan_rx_kill_vid = virnet_vlan_rx_kill_vid,
+ .ndo_vlan_rx_add_vid = virtnet_vlan_rx_add_vid,
+ .ndo_vlan_rx_kill_vid = virtnet_vlan_rx_kill_vid,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = virtnet_netpoll,
#endif
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index f21a6171c69..c36d3a3d655 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -6713,11 +6713,11 @@ static int airo_set_auth(struct net_device *dev,
local->config.authType = AUTH_ENCRYPT;
} else
return -EINVAL;
- break;
/* Commit the changes to flags if needed */
if (local->config.authType != currentAuthType)
set_bit (FLAG_COMMIT, &local->flags);
+ break;
}
case IW_AUTH_WPA_ENABLED:
diff --git a/drivers/net/wireless/ar9170/hw.h b/drivers/net/wireless/ar9170/hw.h
index 13091bd9d81..53e250a4278 100644
--- a/drivers/net/wireless/ar9170/hw.h
+++ b/drivers/net/wireless/ar9170/hw.h
@@ -310,7 +310,7 @@ struct ar9170_tx_control {
struct ar9170_rx_head {
u8 plcp[12];
-};
+} __packed;
struct ar9170_rx_tail {
union {
@@ -318,16 +318,16 @@ struct ar9170_rx_tail {
u8 rssi_ant0, rssi_ant1, rssi_ant2,
rssi_ant0x, rssi_ant1x, rssi_ant2x,
rssi_combined;
- };
+ } __packed;
u8 rssi[7];
- };
+ } __packed;
u8 evm_stream0[6], evm_stream1[6];
u8 phy_err;
u8 SAidx, DAidx;
u8 error;
u8 status;
-};
+} __packed;
#define AR9170_ENC_ALG_NONE 0x0
#define AR9170_ENC_ALG_WEP64 0x1
diff --git a/drivers/net/wireless/ar9170/usb.c b/drivers/net/wireless/ar9170/usb.c
index ad296840893..fddda477095 100644
--- a/drivers/net/wireless/ar9170/usb.c
+++ b/drivers/net/wireless/ar9170/usb.c
@@ -59,6 +59,8 @@ static struct usb_device_id ar9170_usb_ids[] = {
{ USB_DEVICE(0x0cf3, 0x9170) },
/* Atheros TG121N */
{ USB_DEVICE(0x0cf3, 0x1001) },
+ /* Cace Airpcap NX */
+ { USB_DEVICE(0xcace, 0x0300) },
/* D-Link DWA 160A */
{ USB_DEVICE(0x07d1, 0x3c10) },
/* Netgear WNDA3100 */
@@ -67,6 +69,8 @@ static struct usb_device_id ar9170_usb_ids[] = {
{ USB_DEVICE(0x0846, 0x9001) },
/* Zydas ZD1221 */
{ USB_DEVICE(0x0ace, 0x1221) },
+ /* ZyXEL NWD271N */
+ { USB_DEVICE(0x0586, 0x3417) },
/* Z-Com UB81 BG */
{ USB_DEVICE(0x0cde, 0x0023) },
/* Z-Com UB82 ABG */
@@ -619,6 +623,39 @@ static int ar9170_usb_open(struct ar9170 *ar)
return 0;
}
+static int ar9170_usb_init_device(struct ar9170_usb *aru)
+{
+ int err;
+
+ err = ar9170_usb_alloc_rx_irq_urb(aru);
+ if (err)
+ goto err_out;
+
+ err = ar9170_usb_alloc_rx_bulk_urbs(aru);
+ if (err)
+ goto err_unrx;
+
+ err = ar9170_usb_upload_firmware(aru);
+ if (err) {
+ err = ar9170_echo_test(&aru->common, 0x60d43110);
+ if (err) {
+ /* force user invention, by disabling the device */
+ err = usb_driver_set_configuration(aru->udev, -1);
+ dev_err(&aru->udev->dev, "device is in a bad state. "
+ "please reconnect it!\n");
+ goto err_unrx;
+ }
+ }
+
+ return 0;
+
+err_unrx:
+ ar9170_usb_cancel_urbs(aru);
+
+err_out:
+ return err;
+}
+
static int ar9170_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
@@ -654,32 +691,16 @@ static int ar9170_usb_probe(struct usb_interface *intf,
err = ar9170_usb_reset(aru);
if (err)
- goto err_unlock;
+ goto err_freehw;
err = ar9170_usb_request_firmware(aru);
if (err)
- goto err_unlock;
+ goto err_freehw;
- err = ar9170_usb_alloc_rx_irq_urb(aru);
+ err = ar9170_usb_init_device(aru);
if (err)
goto err_freefw;
- err = ar9170_usb_alloc_rx_bulk_urbs(aru);
- if (err)
- goto err_unrx;
-
- err = ar9170_usb_upload_firmware(aru);
- if (err) {
- err = ar9170_echo_test(&aru->common, 0x60d43110);
- if (err) {
- /* force user invention, by disabling the device */
- err = usb_driver_set_configuration(aru->udev, -1);
- dev_err(&aru->udev->dev, "device is in a bad state. "
- "please reconnect it!\n");
- goto err_unrx;
- }
- }
-
err = ar9170_usb_open(ar);
if (err)
goto err_unrx;
@@ -699,7 +720,7 @@ err_freefw:
release_firmware(aru->init_values);
release_firmware(aru->firmware);
-err_unlock:
+err_freehw:
usb_set_intfdata(intf, NULL);
usb_put_dev(udev);
ieee80211_free_hw(ar->hw);
@@ -726,12 +747,65 @@ static void ar9170_usb_disconnect(struct usb_interface *intf)
ieee80211_free_hw(aru->common.hw);
}
+#ifdef CONFIG_PM
+static int ar9170_suspend(struct usb_interface *intf,
+ pm_message_t message)
+{
+ struct ar9170_usb *aru = usb_get_intfdata(intf);
+
+ if (!aru)
+ return -ENODEV;
+
+ aru->common.state = AR9170_IDLE;
+ ar9170_usb_cancel_urbs(aru);
+
+ return 0;
+}
+
+static int ar9170_resume(struct usb_interface *intf)
+{
+ struct ar9170_usb *aru = usb_get_intfdata(intf);
+ int err;
+
+ if (!aru)
+ return -ENODEV;
+
+ usb_unpoison_anchored_urbs(&aru->rx_submitted);
+ usb_unpoison_anchored_urbs(&aru->tx_submitted);
+
+ /*
+ * FIXME: firmware upload will fail on resume.
+ * but this is better than a hang!
+ */
+
+ err = ar9170_usb_init_device(aru);
+ if (err)
+ goto err_unrx;
+
+ err = ar9170_usb_open(&aru->common);
+ if (err)
+ goto err_unrx;
+
+ return 0;
+
+err_unrx:
+ aru->common.state = AR9170_IDLE;
+ ar9170_usb_cancel_urbs(aru);
+
+ return err;
+}
+#endif /* CONFIG_PM */
+
static struct usb_driver ar9170_driver = {
.name = "ar9170usb",
.probe = ar9170_usb_probe,
.disconnect = ar9170_usb_disconnect,
.id_table = ar9170_usb_ids,
.soft_unbind = 1,
+#ifdef CONFIG_PM
+ .suspend = ar9170_suspend,
+ .resume = ar9170_resume,
+#endif /* CONFIG_PM */
};
static int __init ar9170_init(void)
diff --git a/drivers/net/wireless/at76c50x-usb.c b/drivers/net/wireless/at76c50x-usb.c
index 0c02f1c2bd9..744f4f4dd3d 100644
--- a/drivers/net/wireless/at76c50x-usb.c
+++ b/drivers/net/wireless/at76c50x-usb.c
@@ -250,6 +250,8 @@ static struct usb_device_id dev_table[] = {
{ USB_DEVICE(0x03eb, 0x7617), USB_DEVICE_DATA(BOARD_505A) },
/* Siemens Gigaset USB WLAN Adapter 11 */
{ USB_DEVICE(0x1690, 0x0701), USB_DEVICE_DATA(BOARD_505A) },
+ /* OQO Model 01+ Internal Wi-Fi */
+ { USB_DEVICE(0x1557, 0x0002), USB_DEVICE_DATA(BOARD_505A) },
/*
* at76c505amx-rfmd
*/
diff --git a/drivers/net/wireless/ath5k/debug.c b/drivers/net/wireless/ath5k/debug.c
index 9770bb3d40f..4904a07e4b5 100644
--- a/drivers/net/wireless/ath5k/debug.c
+++ b/drivers/net/wireless/ath5k/debug.c
@@ -424,7 +424,7 @@ ath5k_debug_dump_bands(struct ath5k_softc *sc)
for (b = 0; b < IEEE80211_NUM_BANDS; b++) {
struct ieee80211_supported_band *band = &sc->sbands[b];
- char bname[5];
+ char bname[6];
switch (band->band) {
case IEEE80211_BAND_2GHZ:
strcpy(bname, "2 GHz");
diff --git a/drivers/net/wireless/ath9k/pci.c b/drivers/net/wireless/ath9k/pci.c
index 6dbc58580ab..168411d322a 100644
--- a/drivers/net/wireless/ath9k/pci.c
+++ b/drivers/net/wireless/ath9k/pci.c
@@ -93,14 +93,14 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (pci_enable_device(pdev))
return -EIO;
- ret = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+ ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
if (ret) {
printk(KERN_ERR "ath9k: 32-bit DMA not available\n");
goto bad;
}
- ret = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
+ ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
if (ret) {
printk(KERN_ERR "ath9k: 32-bit DMA consistent "
diff --git a/drivers/net/wireless/ath9k/recv.c b/drivers/net/wireless/ath9k/recv.c
index 71cb18d6757..dd1f3015674 100644
--- a/drivers/net/wireless/ath9k/recv.c
+++ b/drivers/net/wireless/ath9k/recv.c
@@ -493,6 +493,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush)
int hdrlen, padsize, retval;
bool decrypt_error = false;
u8 keyix;
+ __le16 fc;
spin_lock_bh(&sc->rx.rxbuflock);
@@ -606,6 +607,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush)
/* see if any padding is done by the hw and remove it */
hdr = (struct ieee80211_hdr *)skb->data;
hdrlen = ieee80211_get_hdrlen_from_skb(skb);
+ fc = hdr->frame_control;
/* The MAC header is padded to have 32-bit boundary if the
* packet payload is non-zero. The general calculation for
@@ -690,7 +692,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush)
sc->rx.rxotherant = 0;
}
- if (ieee80211_is_beacon(hdr->frame_control) &&
+ if (ieee80211_is_beacon(fc) &&
(sc->sc_flags & SC_OP_WAIT_FOR_BEACON)) {
sc->sc_flags &= ~SC_OP_WAIT_FOR_BEACON;
ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_NETWORK_SLEEP);
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index 857d84148b1..27eef8fb710 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -1502,7 +1502,6 @@ static const struct net_device_ops atmel_netdev_ops = {
.ndo_set_mac_address = atmel_set_mac_address,
.ndo_start_xmit = start_tx,
.ndo_do_ioctl = atmel_ioctl,
- .ndo_change_mtu = eth_change_mtu,
.ndo_validate_addr = eth_validate_addr,
};
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index e228c1de6e1..eae680b5305 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -555,11 +555,32 @@ address_error:
return 1;
}
+static bool b43_rx_buffer_is_poisoned(struct b43_dmaring *ring, struct sk_buff *skb)
+{
+ unsigned char *f = skb->data + ring->frameoffset;
+
+ return ((f[0] & f[1] & f[2] & f[3] & f[4] & f[5] & f[6] & f[7]) == 0xFF);
+}
+
+static void b43_poison_rx_buffer(struct b43_dmaring *ring, struct sk_buff *skb)
+{
+ struct b43_rxhdr_fw4 *rxhdr;
+ unsigned char *frame;
+
+ /* This poisons the RX buffer to detect DMA failures. */
+
+ rxhdr = (struct b43_rxhdr_fw4 *)(skb->data);
+ rxhdr->frame_len = 0;
+
+ B43_WARN_ON(ring->rx_buffersize < ring->frameoffset + sizeof(struct b43_plcp_hdr6) + 2);
+ frame = skb->data + ring->frameoffset;
+ memset(frame, 0xFF, sizeof(struct b43_plcp_hdr6) + 2 /* padding */);
+}
+
static int setup_rx_descbuffer(struct b43_dmaring *ring,
struct b43_dmadesc_generic *desc,
struct b43_dmadesc_meta *meta, gfp_t gfp_flags)
{
- struct b43_rxhdr_fw4 *rxhdr;
dma_addr_t dmaaddr;
struct sk_buff *skb;
@@ -568,6 +589,7 @@ static int setup_rx_descbuffer(struct b43_dmaring *ring,
skb = __dev_alloc_skb(ring->rx_buffersize, gfp_flags);
if (unlikely(!skb))
return -ENOMEM;
+ b43_poison_rx_buffer(ring, skb);
dmaaddr = map_descbuffer(ring, skb->data, ring->rx_buffersize, 0);
if (b43_dma_mapping_error(ring, dmaaddr, ring->rx_buffersize, 0)) {
/* ugh. try to realloc in zone_dma */
@@ -578,6 +600,7 @@ static int setup_rx_descbuffer(struct b43_dmaring *ring,
skb = __dev_alloc_skb(ring->rx_buffersize, gfp_flags);
if (unlikely(!skb))
return -ENOMEM;
+ b43_poison_rx_buffer(ring, skb);
dmaaddr = map_descbuffer(ring, skb->data,
ring->rx_buffersize, 0);
if (b43_dma_mapping_error(ring, dmaaddr, ring->rx_buffersize, 0)) {
@@ -592,9 +615,6 @@ static int setup_rx_descbuffer(struct b43_dmaring *ring,
ring->ops->fill_descriptor(ring, desc, dmaaddr,
ring->rx_buffersize, 0, 0, 0);
- rxhdr = (struct b43_rxhdr_fw4 *)(skb->data);
- rxhdr->frame_len = 0;
-
return 0;
}
@@ -1483,12 +1503,17 @@ static void dma_rx(struct b43_dmaring *ring, int *slot)
len = le16_to_cpu(rxhdr->frame_len);
} while (len == 0 && i++ < 5);
if (unlikely(len == 0)) {
- /* recycle the descriptor buffer. */
- sync_descbuffer_for_device(ring, meta->dmaaddr,
- ring->rx_buffersize);
- goto drop;
+ dmaaddr = meta->dmaaddr;
+ goto drop_recycle_buffer;
}
}
+ if (unlikely(b43_rx_buffer_is_poisoned(ring, skb))) {
+ /* Something went wrong with the DMA.
+ * The device did not touch the buffer and did not overwrite the poison. */
+ b43dbg(ring->dev->wl, "DMA RX: Dropping poisoned buffer.\n");
+ dmaaddr = meta->dmaaddr;
+ goto drop_recycle_buffer;
+ }
if (unlikely(len > ring->rx_buffersize)) {
/* The data did not fit into one descriptor buffer
* and is split over multiple buffers.
@@ -1501,6 +1526,7 @@ static void dma_rx(struct b43_dmaring *ring, int *slot)
while (1) {
desc = ops->idx2desc(ring, *slot, &meta);
/* recycle the descriptor buffer. */
+ b43_poison_rx_buffer(ring, meta->skb);
sync_descbuffer_for_device(ring, meta->dmaaddr,
ring->rx_buffersize);
*slot = next_slot(ring, *slot);
@@ -1519,8 +1545,7 @@ static void dma_rx(struct b43_dmaring *ring, int *slot)
err = setup_rx_descbuffer(ring, desc, meta, GFP_ATOMIC);
if (unlikely(err)) {
b43dbg(ring->dev->wl, "DMA RX: setup_rx_descbuffer() failed\n");
- sync_descbuffer_for_device(ring, dmaaddr, ring->rx_buffersize);
- goto drop;
+ goto drop_recycle_buffer;
}
unmap_descbuffer(ring, dmaaddr, ring->rx_buffersize, 0);
@@ -1530,6 +1555,11 @@ static void dma_rx(struct b43_dmaring *ring, int *slot)
b43_rx(ring->dev, skb, rxhdr);
drop:
return;
+
+drop_recycle_buffer:
+ /* Poison and recycle the RX buffer. */
+ b43_poison_rx_buffer(ring, skb);
+ sync_descbuffer_for_device(ring, dmaaddr, ring->rx_buffersize);
}
void b43_dma_rx(struct b43_dmaring *ring)
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 4896e083111..79b685e300c 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -3974,6 +3974,11 @@ static void setup_struct_phy_for_init(struct b43_wldev *dev,
phy->next_txpwr_check_time = jiffies;
/* PHY TX errors counter. */
atomic_set(&phy->txerr_cnt, B43_PHY_TX_BADNESS_LIMIT);
+
+#if B43_DEBUG
+ phy->phy_locked = 0;
+ phy->radio_locked = 0;
+#endif
}
static void setup_struct_wldev_for_init(struct b43_wldev *dev)
diff --git a/drivers/net/wireless/b43/phy_common.c b/drivers/net/wireless/b43/phy_common.c
index 026b61c03fb..e176b6e0d9c 100644
--- a/drivers/net/wireless/b43/phy_common.c
+++ b/drivers/net/wireless/b43/phy_common.c
@@ -131,12 +131,16 @@ void b43_radio_lock(struct b43_wldev *dev)
{
u32 macctl;
+#if B43_DEBUG
+ B43_WARN_ON(dev->phy.radio_locked);
+ dev->phy.radio_locked = 1;
+#endif
+
macctl = b43_read32(dev, B43_MMIO_MACCTL);
- B43_WARN_ON(macctl & B43_MACCTL_RADIOLOCK);
macctl |= B43_MACCTL_RADIOLOCK;
b43_write32(dev, B43_MMIO_MACCTL, macctl);
- /* Commit the write and wait for the device
- * to exit any radio register access. */
+ /* Commit the write and wait for the firmware
+ * to finish any radio register access. */
b43_read32(dev, B43_MMIO_MACCTL);
udelay(10);
}
@@ -145,11 +149,15 @@ void b43_radio_unlock(struct b43_wldev *dev)
{
u32 macctl;
+#if B43_DEBUG
+ B43_WARN_ON(!dev->phy.radio_locked);
+ dev->phy.radio_locked = 0;
+#endif
+
/* Commit any write */
b43_read16(dev, B43_MMIO_PHY_VER);
/* unlock */
macctl = b43_read32(dev, B43_MMIO_MACCTL);
- B43_WARN_ON(!(macctl & B43_MACCTL_RADIOLOCK));
macctl &= ~B43_MACCTL_RADIOLOCK;
b43_write32(dev, B43_MMIO_MACCTL, macctl);
}
diff --git a/drivers/net/wireless/b43/phy_common.h b/drivers/net/wireless/b43/phy_common.h
index c9f5430d1d7..b2d99101947 100644
--- a/drivers/net/wireless/b43/phy_common.h
+++ b/drivers/net/wireless/b43/phy_common.h
@@ -245,8 +245,10 @@ struct b43_phy {
atomic_t txerr_cnt;
#ifdef CONFIG_B43_DEBUG
- /* PHY registers locked by b43_phy_lock()? */
+ /* PHY registers locked (w.r.t. firmware) */
bool phy_locked;
+ /* Radio registers locked (w.r.t. firmware) */
+ bool radio_locked;
#endif /* B43_DEBUG */
};
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index 2399328e8de..527525cc091 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -1192,7 +1192,7 @@ int iwl3945_hw_nic_init(struct iwl_priv *priv)
return -ENOMEM;
}
} else
- iwl_rx_queue_reset(priv, rxq);
+ iwl3945_rx_queue_reset(priv, rxq);
iwl3945_rx_replenish(priv);
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h
index ab7aaf6872c..55188844657 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.h
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.h
@@ -215,6 +215,7 @@ extern int iwl3945_calc_sig_qual(int rssi_dbm, int noise_dbm);
extern int iwl3945_tx_queue_init(struct iwl_priv *priv,
struct iwl_tx_queue *txq, int count, u32 id);
extern void iwl3945_rx_replenish(void *data);
+extern void iwl3945_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
extern void iwl3945_tx_queue_free(struct iwl_priv *priv, struct iwl_tx_queue *txq);
extern int iwl3945_send_cmd_pdu(struct iwl_priv *priv, u8 id, u16 len,
const void *data);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 3889158b359..1ef4192207a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -976,11 +976,9 @@ void iwl_rx_handle(struct iwl_priv *priv)
rxq->queue[i] = NULL;
- dma_sync_single_range_for_cpu(
- &priv->pci_dev->dev, rxb->real_dma_addr,
- rxb->aligned_dma_addr - rxb->real_dma_addr,
- priv->hw_params.rx_buf_size,
- PCI_DMA_FROMDEVICE);
+ pci_unmap_single(priv->pci_dev, rxb->real_dma_addr,
+ priv->hw_params.rx_buf_size + 256,
+ PCI_DMA_FROMDEVICE);
pkt = (struct iwl_rx_packet *)rxb->skb->data;
/* Reclaim a command buffer only if this packet is a response
@@ -1031,9 +1029,6 @@ void iwl_rx_handle(struct iwl_priv *priv)
rxb->skb = NULL;
}
- pci_unmap_single(priv->pci_dev, rxb->real_dma_addr,
- priv->hw_params.rx_buf_size + 256,
- PCI_DMA_FROMDEVICE);
spin_lock_irqsave(&rxq->lock, flags);
list_add_tail(&rxb->list, &priv->rxq.rx_used);
spin_unlock_irqrestore(&rxq->lock, flags);
diff --git a/drivers/net/wireless/iwlwifi/iwl-csr.h b/drivers/net/wireless/iwlwifi/iwl-csr.h
index 2f1242447b3..6e983149b83 100644
--- a/drivers/net/wireless/iwlwifi/iwl-csr.h
+++ b/drivers/net/wireless/iwlwifi/iwl-csr.h
@@ -223,7 +223,7 @@
#define CSR_EEPROM_REG_MSK_DATA (0xFFFF0000)
/* EEPROM GP */
-#define CSR_EEPROM_GP_VALID_MSK (0x00000006)
+#define CSR_EEPROM_GP_VALID_MSK (0x00000007)
#define CSR_EEPROM_GP_BAD_SIGNATURE (0x00000000)
#define CSR_EEPROM_GP_IF_OWNER_MSK (0x00000180)
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index ec9a13846ed..cf7f0db58fc 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -360,12 +360,16 @@ struct iwl_host_cmd {
/**
* struct iwl_rx_queue - Rx queue
+ * @bd: driver's pointer to buffer of receive buffer descriptors (rbd)
+ * @dma_addr: bus address of buffer of receive buffer descriptors (rbd)
* @read: Shared index to newest available Rx buffer
* @write: Shared index to oldest written Rx packet
* @free_count: Number of pre-allocated buffers in rx_free
* @rx_free: list of free SKBs for use
* @rx_used: List of Rx buffers with no SKB
* @need_update: flag to indicate we need to update read/write index
+ * @rb_stts: driver's pointer to receive buffer status
+ * @rb_stts_dma: bus address of receive buffer status
*
* NOTE: rx_free and rx_used are used as a FIFO for iwl_rx_mem_buffers
*/
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index 23644cf884f..e7c65c4f741 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -925,11 +925,11 @@ void iwl_bg_scan_completed(struct work_struct *work)
IWL_DEBUG_SCAN(priv, "SCAN complete scan\n");
+ ieee80211_scan_completed(priv->hw, false);
+
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
- ieee80211_scan_completed(priv->hw, false);
-
/* Since setting the TXPOWER may have been deferred while
* performing the scan, fire one off */
mutex_lock(&priv->mutex);
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
index 1f117a49c56..71d5b8a1a73 100644
--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
@@ -799,6 +799,22 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
/* Copy MAC header from skb into command buffer */
memcpy(tx_cmd->hdr, hdr, hdr_len);
+
+ /* Total # bytes to be transmitted */
+ len = (u16)skb->len;
+ tx_cmd->len = cpu_to_le16(len);
+
+ if (info->control.hw_key)
+ iwl_tx_cmd_build_hwcrypto(priv, info, tx_cmd, skb, sta_id);
+
+ /* TODO need this for burst mode later on */
+ iwl_tx_cmd_build_basic(priv, tx_cmd, info, hdr, sta_id);
+
+ /* set is_hcca to 0; it probably will never be implemented */
+ iwl_tx_cmd_build_rate(priv, tx_cmd, info, fc, sta_id, 0);
+
+ iwl_update_tx_stats(priv, le16_to_cpu(fc), len);
+
/*
* Use the first empty entry in this queue's command buffer array
* to contain the Tx command and MAC header concatenated together
@@ -819,21 +835,30 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
else
len_org = 0;
+ /* Tell NIC about any 2-byte padding after MAC header */
+ if (len_org)
+ tx_cmd->tx_flags |= TX_CMD_FLG_MH_PAD_MSK;
+
/* Physical address of this Tx command's header (not MAC header!),
* within command buffer array. */
txcmd_phys = pci_map_single(priv->pci_dev,
- out_cmd, sizeof(struct iwl_cmd),
+ &out_cmd->hdr, len,
PCI_DMA_BIDIRECTIONAL);
pci_unmap_addr_set(&out_cmd->meta, mapping, txcmd_phys);
- pci_unmap_len_set(&out_cmd->meta, len, sizeof(struct iwl_cmd));
+ pci_unmap_len_set(&out_cmd->meta, len, len);
/* Add buffer containing Tx command and MAC(!) header to TFD's
* first entry */
- txcmd_phys += offsetof(struct iwl_cmd, hdr);
priv->cfg->ops->lib->txq_attach_buf_to_tfd(priv, txq,
txcmd_phys, len, 1, 0);
- if (info->control.hw_key)
- iwl_tx_cmd_build_hwcrypto(priv, info, tx_cmd, skb, sta_id);
+ if (!ieee80211_has_morefrags(hdr->frame_control)) {
+ txq->need_update = 1;
+ if (qc)
+ priv->stations[sta_id].tid[tid].seq_number = seq_number;
+ } else {
+ wait_write_ptr = 1;
+ txq->need_update = 0;
+ }
/* Set up TFD's 2nd entry to point directly to remainder of skb,
* if any (802.11 null frames have no payload). */
@@ -846,41 +871,29 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
0, 0);
}
- /* Tell NIC about any 2-byte padding after MAC header */
- if (len_org)
- tx_cmd->tx_flags |= TX_CMD_FLG_MH_PAD_MSK;
-
- /* Total # bytes to be transmitted */
- len = (u16)skb->len;
- tx_cmd->len = cpu_to_le16(len);
- /* TODO need this for burst mode later on */
- iwl_tx_cmd_build_basic(priv, tx_cmd, info, hdr, sta_id);
-
- /* set is_hcca to 0; it probably will never be implemented */
- iwl_tx_cmd_build_rate(priv, tx_cmd, info, fc, sta_id, 0);
-
- iwl_update_tx_stats(priv, le16_to_cpu(fc), len);
-
scratch_phys = txcmd_phys + sizeof(struct iwl_cmd_header) +
- offsetof(struct iwl_tx_cmd, scratch);
+ offsetof(struct iwl_tx_cmd, scratch);
+
+ len = sizeof(struct iwl_tx_cmd) +
+ sizeof(struct iwl_cmd_header) + hdr_len;
+ /* take back ownership of DMA buffer to enable update */
+ pci_dma_sync_single_for_cpu(priv->pci_dev, txcmd_phys,
+ len, PCI_DMA_BIDIRECTIONAL);
tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys);
tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys);
- if (!ieee80211_has_morefrags(hdr->frame_control)) {
- txq->need_update = 1;
- if (qc)
- priv->stations[sta_id].tid[tid].seq_number = seq_number;
- } else {
- wait_write_ptr = 1;
- txq->need_update = 0;
- }
-
+ IWL_DEBUG_TX(priv, "sequence nr = 0X%x \n",
+ le16_to_cpu(out_cmd->hdr.sequence));
+ IWL_DEBUG_TX(priv, "tx_flags = 0X%x \n", le32_to_cpu(tx_cmd->tx_flags));
iwl_print_hex_dump(priv, IWL_DL_TX, (u8 *)tx_cmd, sizeof(*tx_cmd));
-
iwl_print_hex_dump(priv, IWL_DL_TX, (u8 *)tx_cmd->hdr, hdr_len);
/* Set up entry for this TFD in Tx byte-count array */
- priv->cfg->ops->lib->txq_update_byte_cnt_tbl(priv, txq, len);
+ priv->cfg->ops->lib->txq_update_byte_cnt_tbl(priv, txq,
+ le16_to_cpu(tx_cmd->len));
+
+ pci_dma_sync_single_for_device(priv->pci_dev, txcmd_phys,
+ len, PCI_DMA_BIDIRECTIONAL);
/* Tell device the write index *just past* this latest filled TFD */
q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd);
@@ -968,18 +981,9 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
INDEX_TO_SEQ(q->write_ptr));
if (out_cmd->meta.flags & CMD_SIZE_HUGE)
out_cmd->hdr.sequence |= SEQ_HUGE_FRAME;
- len = (idx == TFD_CMD_SLOTS) ?
- IWL_MAX_SCAN_SIZE : sizeof(struct iwl_cmd);
-
- phys_addr = pci_map_single(priv->pci_dev, out_cmd,
- len, PCI_DMA_BIDIRECTIONAL);
- pci_unmap_addr_set(&out_cmd->meta, mapping, phys_addr);
- pci_unmap_len_set(&out_cmd->meta, len, len);
- phys_addr += offsetof(struct iwl_cmd, hdr);
+ len = sizeof(struct iwl_cmd) - sizeof(struct iwl_cmd_meta);
+ len += (idx == TFD_CMD_SLOTS) ? IWL_MAX_SCAN_SIZE : 0;
- priv->cfg->ops->lib->txq_attach_buf_to_tfd(priv, txq,
- phys_addr, fix_size, 1,
- U32_PAD(cmd->len));
#ifdef CONFIG_IWLWIFI_DEBUG
switch (out_cmd->hdr.cmd) {
@@ -1007,6 +1011,15 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
/* Set up entry in queue's byte count circular buffer */
priv->cfg->ops->lib->txq_update_byte_cnt_tbl(priv, txq, 0);
+ phys_addr = pci_map_single(priv->pci_dev, &out_cmd->hdr,
+ fix_size, PCI_DMA_BIDIRECTIONAL);
+ pci_unmap_addr_set(&out_cmd->meta, mapping, phys_addr);
+ pci_unmap_len_set(&out_cmd->meta, len, fix_size);
+
+ priv->cfg->ops->lib->txq_attach_buf_to_tfd(priv, txq,
+ phys_addr, fix_size, 1,
+ U32_PAD(cmd->len));
+
/* Increment and update queue's write index */
q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd);
ret = iwl_txq_update_write_ptr(priv, txq);
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index ce729281ff6..70a00c8ee42 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -972,7 +972,7 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
dma_addr_t phys_addr;
dma_addr_t txcmd_phys;
int txq_id = skb_get_queue_mapping(skb);
- u16 len, idx, len_org, hdr_len;
+ u16 len, idx, len_org, hdr_len; /* TODO: len_org is not used */
u8 id;
u8 unicast;
u8 sta_id;
@@ -1074,6 +1074,40 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
/* Copy MAC header from skb into command buffer */
memcpy(tx->hdr, hdr, hdr_len);
+
+ if (info->control.hw_key)
+ iwl3945_build_tx_cmd_hwcrypto(priv, info, out_cmd, skb, sta_id);
+
+ /* TODO need this for burst mode later on */
+ iwl3945_build_tx_cmd_basic(priv, out_cmd, info, hdr, sta_id);
+
+ /* set is_hcca to 0; it probably will never be implemented */
+ iwl3945_hw_build_tx_cmd_rate(priv, out_cmd, info, hdr, sta_id, 0);
+
+ /* Total # bytes to be transmitted */
+ len = (u16)skb->len;
+ tx->len = cpu_to_le16(len);
+
+
+ tx->tx_flags &= ~TX_CMD_FLG_ANT_A_MSK;
+ tx->tx_flags &= ~TX_CMD_FLG_ANT_B_MSK;
+
+ if (!ieee80211_has_morefrags(hdr->frame_control)) {
+ txq->need_update = 1;
+ if (qc)
+ priv->stations_39[sta_id].tid[tid].seq_number = seq_number;
+ } else {
+ wait_write_ptr = 1;
+ txq->need_update = 0;
+ }
+
+ IWL_DEBUG_TX(priv, "sequence nr = 0X%x \n",
+ le16_to_cpu(out_cmd->hdr.sequence));
+ IWL_DEBUG_TX(priv, "tx_flags = 0X%x \n", le32_to_cpu(tx->tx_flags));
+ iwl_print_hex_dump(priv, IWL_DL_TX, tx, sizeof(*tx));
+ iwl_print_hex_dump(priv, IWL_DL_TX, (u8 *)tx->hdr,
+ ieee80211_hdrlen(fc));
+
/*
* Use the first empty entry in this queue's command buffer array
* to contain the Tx command and MAC header concatenated together
@@ -1096,22 +1130,18 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
/* Physical address of this Tx command's header (not MAC header!),
* within command buffer array. */
- txcmd_phys = pci_map_single(priv->pci_dev,
- out_cmd, sizeof(struct iwl_cmd),
- PCI_DMA_TODEVICE);
+ txcmd_phys = pci_map_single(priv->pci_dev, &out_cmd->hdr,
+ len, PCI_DMA_TODEVICE);
+ /* we do not map meta data ... so we can safely access address to
+ * provide to unmap command*/
pci_unmap_addr_set(&out_cmd->meta, mapping, txcmd_phys);
- pci_unmap_len_set(&out_cmd->meta, len, sizeof(struct iwl_cmd));
- /* Add buffer containing Tx command and MAC(!) header to TFD's
- * first entry */
- txcmd_phys += offsetof(struct iwl_cmd, hdr);
+ pci_unmap_len_set(&out_cmd->meta, len, len);
/* Add buffer containing Tx command and MAC(!) header to TFD's
* first entry */
priv->cfg->ops->lib->txq_attach_buf_to_tfd(priv, txq,
txcmd_phys, len, 1, 0);
- if (info->control.hw_key)
- iwl3945_build_tx_cmd_hwcrypto(priv, info, out_cmd, skb, sta_id);
/* Set up TFD's 2nd entry to point directly to remainder of skb,
* if any (802.11 null frames have no payload). */
@@ -1124,32 +1154,6 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
0, U32_PAD(len));
}
- /* Total # bytes to be transmitted */
- len = (u16)skb->len;
- tx->len = cpu_to_le16(len);
-
- /* TODO need this for burst mode later on */
- iwl3945_build_tx_cmd_basic(priv, out_cmd, info, hdr, sta_id);
-
- /* set is_hcca to 0; it probably will never be implemented */
- iwl3945_hw_build_tx_cmd_rate(priv, out_cmd, info, hdr, sta_id, 0);
-
- tx->tx_flags &= ~TX_CMD_FLG_ANT_A_MSK;
- tx->tx_flags &= ~TX_CMD_FLG_ANT_B_MSK;
-
- if (!ieee80211_has_morefrags(hdr->frame_control)) {
- txq->need_update = 1;
- if (qc)
- priv->stations_39[sta_id].tid[tid].seq_number = seq_number;
- } else {
- wait_write_ptr = 1;
- txq->need_update = 0;
- }
-
- iwl_print_hex_dump(priv, IWL_DL_TX, tx, sizeof(*tx));
-
- iwl_print_hex_dump(priv, IWL_DL_TX, (u8 *)tx->hdr,
- ieee80211_hdrlen(fc));
/* Tell device the write index *just past* this latest filled TFD */
q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd);
@@ -1661,6 +1665,36 @@ static void iwl3945_rx_allocate(struct iwl_priv *priv)
spin_unlock_irqrestore(&rxq->lock, flags);
}
+void iwl3945_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
+{
+ unsigned long flags;
+ int i;
+ spin_lock_irqsave(&rxq->lock, flags);
+ INIT_LIST_HEAD(&rxq->rx_free);
+ INIT_LIST_HEAD(&rxq->rx_used);
+ /* Fill the rx_used queue with _all_ of the Rx buffers */
+ for (i = 0; i < RX_FREE_BUFFERS + RX_QUEUE_SIZE; i++) {
+ /* In the reset function, these buffers may have been allocated
+ * to an SKB, so we need to unmap and free potential storage */
+ if (rxq->pool[i].skb != NULL) {
+ pci_unmap_single(priv->pci_dev,
+ rxq->pool[i].real_dma_addr,
+ priv->hw_params.rx_buf_size,
+ PCI_DMA_FROMDEVICE);
+ priv->alloc_rxb_skb--;
+ dev_kfree_skb(rxq->pool[i].skb);
+ rxq->pool[i].skb = NULL;
+ }
+ list_add_tail(&rxq->pool[i].list, &rxq->rx_used);
+ }
+
+ /* Set us so that we have processed and used all buffers, but have
+ * not restocked the Rx queue with fresh buffers */
+ rxq->read = rxq->write = 0;
+ rxq->free_count = 0;
+ spin_unlock_irqrestore(&rxq->lock, flags);
+}
+
/*
* this should be called while priv->lock is locked
*/
@@ -1685,6 +1719,34 @@ void iwl3945_rx_replenish(void *data)
spin_unlock_irqrestore(&priv->lock, flags);
}
+/* Assumes that the skb field of the buffers in 'pool' is kept accurate.
+ * If an SKB has been detached, the POOL needs to have its SKB set to NULL
+ * This free routine walks the list of POOL entries and if SKB is set to
+ * non NULL it is unmapped and freed
+ */
+static void iwl3945_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
+{
+ int i;
+ for (i = 0; i < RX_QUEUE_SIZE + RX_FREE_BUFFERS; i++) {
+ if (rxq->pool[i].skb != NULL) {
+ pci_unmap_single(priv->pci_dev,
+ rxq->pool[i].real_dma_addr,
+ priv->hw_params.rx_buf_size,
+ PCI_DMA_FROMDEVICE);
+ dev_kfree_skb(rxq->pool[i].skb);
+ }
+ }
+
+ pci_free_consistent(priv->pci_dev, 4 * RX_QUEUE_SIZE, rxq->bd,
+ rxq->dma_addr);
+ pci_free_consistent(priv->pci_dev, sizeof(struct iwl_rb_status),
+ rxq->rb_stts, rxq->rb_stts_dma);
+ rxq->bd = NULL;
+ rxq->rb_stts = NULL;
+}
+EXPORT_SYMBOL(iwl3945_rx_queue_free);
+
+
/* Convert linear signal-to-noise ratio into dB */
static u8 ratio2dB[100] = {
/* 0 1 2 3 4 5 6 7 8 9 */
@@ -1802,9 +1864,9 @@ static void iwl3945_rx_handle(struct iwl_priv *priv)
rxq->queue[i] = NULL;
- pci_dma_sync_single_for_cpu(priv->pci_dev, rxb->real_dma_addr,
- priv->hw_params.rx_buf_size,
- PCI_DMA_FROMDEVICE);
+ pci_unmap_single(priv->pci_dev, rxb->real_dma_addr,
+ priv->hw_params.rx_buf_size,
+ PCI_DMA_FROMDEVICE);
pkt = (struct iwl_rx_packet *)rxb->skb->data;
/* Reclaim a command buffer only if this packet is a response
@@ -1852,9 +1914,6 @@ static void iwl3945_rx_handle(struct iwl_priv *priv)
rxb->skb = NULL;
}
- pci_unmap_single(priv->pci_dev, rxb->real_dma_addr,
- priv->hw_params.rx_buf_size,
- PCI_DMA_FROMDEVICE);
spin_lock_irqsave(&rxq->lock, flags);
list_add_tail(&rxb->list, &priv->rxq.rx_used);
spin_unlock_irqrestore(&rxq->lock, flags);
@@ -4075,7 +4134,7 @@ static int iwl3945_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
if (!static_key) {
sta_id = iwl3945_hw_find_station(priv, addr);
if (sta_id == IWL_INVALID_STATION) {
- IWL_DEBUG_MAC80211(priv, "leave - %pMnot in station map.\n",
+ IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n",
addr);
return -EINVAL;
}
@@ -4913,6 +4972,8 @@ static int iwl3945_setup_mac(struct iwl_priv *priv)
hw->wiphy->custom_regulatory = true;
+ hw->wiphy->max_scan_ssids = 1; /* WILL FIX */
+
/* Default value; 4 EDCA QOS priorities */
hw->queues = 4;
@@ -5194,12 +5255,12 @@ static void __devexit iwl3945_pci_remove(struct pci_dev *pdev)
sysfs_remove_group(&pdev->dev.kobj, &iwl3945_attribute_group);
iwl_rfkill_unregister(priv);
- cancel_delayed_work(&priv->rfkill_poll);
+ cancel_delayed_work_sync(&priv->rfkill_poll);
iwl3945_dealloc_ucode_pci(priv);
if (priv->rxq.bd)
- iwl_rx_queue_free(priv, &priv->rxq);
+ iwl3945_rx_queue_free(priv, &priv->rxq);
iwl3945_hw_txq_ctx_free(priv);
iwl3945_unset_hw_params(priv);
diff --git a/drivers/net/wireless/libertas/rx.c b/drivers/net/wireless/libertas/rx.c
index 63d7e19ce9b..8e669775cb5 100644
--- a/drivers/net/wireless/libertas/rx.c
+++ b/drivers/net/wireless/libertas/rx.c
@@ -170,6 +170,7 @@ int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb)
lbs_deb_rx("rx err: frame received with bad length\n");
dev->stats.rx_length_errors++;
ret = 0;
+ dev_kfree_skb(skb);
goto done;
}
@@ -181,6 +182,7 @@ int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb)
lbs_pr_alert("rxpd not ok\n");
dev->stats.rx_errors++;
ret = 0;
+ dev_kfree_skb(skb);
goto done;
}
diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index 57a0268d1ba..a9a970469c2 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -893,8 +893,7 @@ static int mwl8k_rxq_init(struct ieee80211_hw *hw, int index)
rx_desc->next_rx_desc_phys_addr =
cpu_to_le32(rxq->rx_desc_dma
+ nexti * sizeof(*rx_desc));
- rx_desc->rx_ctrl =
- cpu_to_le32(MWL8K_RX_CTRL_OWNED_BY_HOST);
+ rx_desc->rx_ctrl = MWL8K_RX_CTRL_OWNED_BY_HOST;
}
return 0;
@@ -3720,12 +3719,12 @@ err_free_reg:
return rc;
}
-static void __devexit mwl8k_remove(struct pci_dev *pdev)
+static void __devexit mwl8k_shutdown(struct pci_dev *pdev)
{
printk(KERN_ERR "===>%s(%u)\n", __func__, __LINE__);
}
-static void __devexit mwl8k_shutdown(struct pci_dev *pdev)
+static void __devexit mwl8k_remove(struct pci_dev *pdev)
{
struct ieee80211_hw *hw = pci_get_drvdata(pdev);
struct mwl8k_priv *priv;
diff --git a/drivers/net/wireless/orinoco/hw.c b/drivers/net/wireless/orinoco/hw.c
index 081428d9409..632fac86a30 100644
--- a/drivers/net/wireless/orinoco/hw.c
+++ b/drivers/net/wireless/orinoco/hw.c
@@ -372,15 +372,13 @@ int __orinoco_hw_set_tkip_key(hermes_t *hw, int key_idx, int set_tx,
}
/* Wait upto 100ms for tx queue to empty */
- k = 100;
- do {
- k--;
+ for (k = 100; k > 0; k--) {
udelay(1000);
ret = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_TXQUEUEEMPTY,
&xmitting);
- if (ret)
+ if (ret || !xmitting)
break;
- } while ((k > 0) && xmitting);
+ }
if (k == 0)
ret = -ETIMEDOUT;
diff --git a/drivers/net/wireless/p54/p54.h b/drivers/net/wireless/p54/p54.h
index 2dda5fe418b..ecf8b6ed5a4 100644
--- a/drivers/net/wireless/p54/p54.h
+++ b/drivers/net/wireless/p54/p54.h
@@ -14,9 +14,9 @@
* published by the Free Software Foundation.
*/
-#ifdef CONFIG_MAC80211_LEDS
+#ifdef CONFIG_P54_LEDS
#include <linux/leds.h>
-#endif /* CONFIG_MAC80211_LEDS */
+#endif /* CONFIG_P54_LEDS */
enum p54_control_frame_types {
P54_CONTROL_TYPE_SETUP = 0,
@@ -116,7 +116,7 @@ enum fw_state {
FW_STATE_RESETTING,
};
-#ifdef CONFIG_MAC80211_LEDS
+#ifdef CONFIG_P54_LEDS
#define P54_LED_MAX_NAME_LEN 31
@@ -129,7 +129,7 @@ struct p54_led_dev {
unsigned int registered;
};
-#endif /* CONFIG_MAC80211_LEDS */
+#endif /* CONFIG_P54_LEDS */
struct p54_common {
struct ieee80211_hw *hw;
@@ -177,10 +177,10 @@ struct p54_common {
u8 privacy_caps;
u8 rx_keycache_size;
/* LED management */
- #ifdef CONFIG_MAC80211_LEDS
+#ifdef CONFIG_P54_LEDS
struct p54_led_dev assoc_led;
struct p54_led_dev tx_led;
- #endif /* CONFIG_MAC80211_LEDS */
+#endif /* CONFIG_P54_LEDS */
u16 softled_state; /* bit field of glowing LEDs */
};
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c
index 0c1b0577d4e..c8f0232ee5e 100644
--- a/drivers/net/wireless/p54/p54common.c
+++ b/drivers/net/wireless/p54/p54common.c
@@ -2543,8 +2543,6 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
priv->basic_rate_mask = 0x15f;
skb_queue_head_init(&priv->tx_queue);
dev->flags = IEEE80211_HW_RX_INCLUDES_FCS |
- IEEE80211_HW_SUPPORTS_PS |
- IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_NOISE_DBM;
diff --git a/drivers/net/wireless/p54/p54pci.c b/drivers/net/wireless/p54/p54pci.c
index e3569a0a952..b1610ea4bb3 100644
--- a/drivers/net/wireless/p54/p54pci.c
+++ b/drivers/net/wireless/p54/p54pci.c
@@ -492,8 +492,8 @@ static int __devinit p54p_probe(struct pci_dev *pdev,
goto err_disable_dev;
}
- if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) ||
- pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)) {
+ if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) ||
+ pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) {
dev_err(&pdev->dev, "No suitable DMA available\n");
goto err_free_reg;
}
diff --git a/drivers/net/wireless/p54/p54spi.c b/drivers/net/wireless/p54/p54spi.c
index 2b222aaa6f0..d1fe577de3d 100644
--- a/drivers/net/wireless/p54/p54spi.c
+++ b/drivers/net/wireless/p54/p54spi.c
@@ -457,9 +457,10 @@ static int p54spi_wq_tx(struct p54s_priv *priv)
struct ieee80211_tx_info *info;
struct p54_tx_info *minfo;
struct p54s_tx_info *dinfo;
+ unsigned long flags;
int ret = 0;
- spin_lock_bh(&priv->tx_lock);
+ spin_lock_irqsave(&priv->tx_lock, flags);
while (!list_empty(&priv->tx_pending)) {
entry = list_entry(priv->tx_pending.next,
@@ -467,7 +468,7 @@ static int p54spi_wq_tx(struct p54s_priv *priv)
list_del_init(&entry->tx_list);
- spin_unlock_bh(&priv->tx_lock);
+ spin_unlock_irqrestore(&priv->tx_lock, flags);
dinfo = container_of((void *) entry, struct p54s_tx_info,
tx_list);
@@ -479,16 +480,14 @@ static int p54spi_wq_tx(struct p54s_priv *priv)
ret = p54spi_tx_frame(priv, skb);
- spin_lock_bh(&priv->tx_lock);
-
if (ret < 0) {
p54_free_skb(priv->hw, skb);
- goto out;
+ return ret;
}
- }
-out:
- spin_unlock_bh(&priv->tx_lock);
+ spin_lock_irqsave(&priv->tx_lock, flags);
+ }
+ spin_unlock_irqrestore(&priv->tx_lock, flags);
return ret;
}
@@ -498,12 +497,13 @@ static void p54spi_op_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct p54_tx_info *mi = (struct p54_tx_info *) info->rate_driver_data;
struct p54s_tx_info *di = (struct p54s_tx_info *) mi->data;
+ unsigned long flags;
BUILD_BUG_ON(sizeof(*di) > sizeof((mi->data)));
- spin_lock_bh(&priv->tx_lock);
+ spin_lock_irqsave(&priv->tx_lock, flags);
list_add_tail(&di->tx_list, &priv->tx_pending);
- spin_unlock_bh(&priv->tx_lock);
+ spin_unlock_irqrestore(&priv->tx_lock, flags);
queue_work(priv->hw->workqueue, &priv->work);
}
@@ -604,6 +604,7 @@ out:
static void p54spi_op_stop(struct ieee80211_hw *dev)
{
struct p54s_priv *priv = dev->priv;
+ unsigned long flags;
if (mutex_lock_interruptible(&priv->mutex)) {
/* FIXME: how to handle this error? */
@@ -615,9 +616,9 @@ static void p54spi_op_stop(struct ieee80211_hw *dev)
cancel_work_sync(&priv->work);
p54spi_power_off(priv);
- spin_lock_bh(&priv->tx_lock);
+ spin_lock_irqsave(&priv->tx_lock, flags);
INIT_LIST_HEAD(&priv->tx_pending);
- spin_unlock_bh(&priv->tx_lock);
+ spin_unlock_irqrestore(&priv->tx_lock, flags);
priv->fw_state = FW_STATE_OFF;
mutex_unlock(&priv->mutex);
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index da6640afc83..6cc6cbc9234 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -71,6 +71,7 @@ static struct usb_device_id p54u_table[] __devinitdata = {
{USB_DEVICE(0x1260, 0xee22)}, /* SMC 2862W-G version 2 */
{USB_DEVICE(0x13b1, 0x000a)}, /* Linksys WUSB54G ver 2 */
{USB_DEVICE(0x13B1, 0x000C)}, /* Linksys WUSB54AG */
+ {USB_DEVICE(0x1413, 0x5400)}, /* Telsey 802.11g USB2.0 Adapter */
{USB_DEVICE(0x1435, 0x0427)}, /* Inventel UR054G */
{USB_DEVICE(0x2001, 0x3704)}, /* DLink DWL-G122 rev A2 */
{USB_DEVICE(0x413c, 0x8102)}, /* Spinnaker DUT */
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index db91db77650..bebf735cd4b 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -2558,6 +2558,11 @@ static int rndis_wext_bind(struct usbnet *usbdev, struct usb_interface *intf)
mutex_init(&priv->command_lock);
spin_lock_init(&priv->stats_lock);
+ /* because rndis_command() sleeps we need to use workqueue */
+ priv->workqueue = create_singlethread_workqueue("rndis_wlan");
+ INIT_WORK(&priv->work, rndis_wext_worker);
+ INIT_DELAYED_WORK(&priv->stats_work, rndis_update_wireless_stats);
+
/* try bind rndis_host */
retval = generic_rndis_bind(usbdev, intf, FLAG_RNDIS_PHYM_WIRELESS);
if (retval < 0)
@@ -2603,16 +2608,17 @@ static int rndis_wext_bind(struct usbnet *usbdev, struct usb_interface *intf)
disassociate(usbdev, 1);
netif_carrier_off(usbdev->net);
- /* because rndis_command() sleeps we need to use workqueue */
- priv->workqueue = create_singlethread_workqueue("rndis_wlan");
- INIT_DELAYED_WORK(&priv->stats_work, rndis_update_wireless_stats);
queue_delayed_work(priv->workqueue, &priv->stats_work,
round_jiffies_relative(STATS_UPDATE_JIFFIES));
- INIT_WORK(&priv->work, rndis_wext_worker);
return 0;
fail:
+ cancel_delayed_work_sync(&priv->stats_work);
+ cancel_work_sync(&priv->work);
+ flush_workqueue(priv->workqueue);
+ destroy_workqueue(priv->workqueue);
+
kfree(priv);
return retval;
}
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index 05f94e21b42..5752aaae906 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -646,10 +646,8 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev)
* Register HW.
*/
status = ieee80211_register_hw(rt2x00dev->hw);
- if (status) {
- rt2x00lib_remove_hw(rt2x00dev);
+ if (status)
return status;
- }
set_bit(DEVICE_STATE_REGISTERED_HW, &rt2x00dev->flags);
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c
index 43fa0f84900..9730b4f8fd2 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
@@ -369,8 +369,6 @@ int rt2x00pci_suspend(struct pci_dev *pci_dev, pm_message_t state)
if (retval)
return retval;
- rt2x00pci_free_reg(rt2x00dev);
-
pci_save_state(pci_dev);
pci_disable_device(pci_dev);
return pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state));
@@ -381,7 +379,6 @@ int rt2x00pci_resume(struct pci_dev *pci_dev)
{
struct ieee80211_hw *hw = pci_get_drvdata(pci_dev);
struct rt2x00_dev *rt2x00dev = hw->priv;
- int retval;
if (pci_set_power_state(pci_dev, PCI_D0) ||
pci_enable_device(pci_dev) ||
@@ -390,20 +387,7 @@ int rt2x00pci_resume(struct pci_dev *pci_dev)
return -EIO;
}
- retval = rt2x00pci_alloc_reg(rt2x00dev);
- if (retval)
- return retval;
-
- retval = rt2x00lib_resume(rt2x00dev);
- if (retval)
- goto exit_free_reg;
-
- return 0;
-
-exit_free_reg:
- rt2x00pci_free_reg(rt2x00dev);
-
- return retval;
+ return rt2x00lib_resume(rt2x00dev);
}
EXPORT_SYMBOL_GPL(rt2x00pci_resume);
#endif /* CONFIG_PM */
diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c
index 7d50ca82375..501544882c2 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.c
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.c
@@ -702,8 +702,6 @@ int rt2x00usb_suspend(struct usb_interface *usb_intf, pm_message_t state)
if (retval)
return retval;
- rt2x00usb_free_reg(rt2x00dev);
-
/*
* Decrease usbdev refcount.
*/
@@ -717,24 +715,10 @@ int rt2x00usb_resume(struct usb_interface *usb_intf)
{
struct ieee80211_hw *hw = usb_get_intfdata(usb_intf);
struct rt2x00_dev *rt2x00dev = hw->priv;
- int retval;
usb_get_dev(interface_to_usbdev(usb_intf));
- retval = rt2x00usb_alloc_reg(rt2x00dev);
- if (retval)
- return retval;
-
- retval = rt2x00lib_resume(rt2x00dev);
- if (retval)
- goto exit_free_reg;
-
- return 0;
-
-exit_free_reg:
- rt2x00usb_free_reg(rt2x00dev);
-
- return retval;
+ return rt2x00lib_resume(rt2x00dev);
}
EXPORT_SYMBOL_GPL(rt2x00usb_resume);
#endif /* CONFIG_PM */
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 420fff42c0d..853b2b279b6 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -2369,6 +2369,8 @@ static struct usb_device_id rt73usb_device_table[] = {
/* Buffalo */
{ USB_DEVICE(0x0411, 0x00d8), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x0411, 0x00f4), USB_DEVICE_DATA(&rt73usb_ops) },
+ { USB_DEVICE(0x0411, 0x0116), USB_DEVICE_DATA(&rt73usb_ops) },
+ { USB_DEVICE(0x0411, 0x0119), USB_DEVICE_DATA(&rt73usb_ops) },
/* CNet */
{ USB_DEVICE(0x1371, 0x9022), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x1371, 0x9032), USB_DEVICE_DATA(&rt73usb_ops) },
diff --git a/drivers/net/xtsonic.c b/drivers/net/xtsonic.c
index a12a7211c98..5a4ad156f63 100644
--- a/drivers/net/xtsonic.c
+++ b/drivers/net/xtsonic.c
@@ -108,6 +108,18 @@ static int xtsonic_close(struct net_device *dev)
return err;
}
+static const struct net_device_ops xtsonic_netdev_ops = {
+ .ndo_open = xtsonic_open,
+ .ndo_stop = xtsonic_close,
+ .ndo_start_xmit = sonic_send_packet,
+ .ndo_get_stats = sonic_get_stats,
+ .ndo_set_multicast_list = sonic_multicast_list,
+ .ndo_tx_timeout = sonic_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+};
+
static int __init sonic_probe1(struct net_device *dev)
{
static unsigned version_printed = 0;
@@ -205,12 +217,7 @@ static int __init sonic_probe1(struct net_device *dev)
lp->rra_laddr = lp->rda_laddr + (SIZEOF_SONIC_RD * SONIC_NUM_RDS
* SONIC_BUS_SCALE(lp->dma_bitmode));
- dev->open = xtsonic_open;
- dev->stop = xtsonic_close;
- dev->hard_start_xmit = sonic_send_packet;
- dev->get_stats = sonic_get_stats;
- dev->set_multicast_list = &sonic_multicast_list;
- dev->tx_timeout = sonic_tx_timeout;
+ dev->netdev_ops = &xtsonic_netdev_ops;
dev->watchdog_timeo = TX_TIMEOUT;
/*