提交 cbdd3deb 编写于 作者: L Linus Torvalds

Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6

* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6:
  Fix a potential NULL pointer dereference in mace_interrupt() in drivers/net/pcmcia/nmclan_cs.c
  PATCH kernel 2.6.22] PCMCIA-NETDEV : modify smc91c92_cs.c to become SMP safe
  S2io: Increment received packet count correctly
  S2io: Fix crash when resetting adapter
  S2io: Mask spurious interrupts
  S2IO: Implementing review comments from old patches
  S2IO: Checking for the return value of pci map function
  S2IO: Removing MSI support from driver
  S2IO: Removing 3 buffer mode support from the driver
  netxen: drop redudant spinlock
  netxen: Fix interrupt handling for multiport adapters
  netxen: re-init station address after h/w init
  tulip: Remove tulip maintainer
  forcedeth: mac address correct
  gfar: Fix modpost warning
  lib8390: comment on locking by Alan Cox
  Fix a potential NULL pointer dereference in write_bulk_callback() in drivers/net/usb/pegasus.c
......@@ -3674,11 +3674,9 @@ W: http://www.auk.cx/tms380tr/
S: Maintained
TULIP NETWORK DRIVER
P: Valerie Henson
M: val@nmt.edu
L: tulip-users@lists.sourceforge.net
W: http://sourceforge.net/projects/tulip/
S: Maintained
S: Orphan
TUN/TAP driver
P: Maxim Krasnyansky
......
......@@ -178,6 +178,7 @@
#define DEV_HAS_STATISTICS_V2 0x0800 /* device supports hw statistics version 2 */
#define DEV_HAS_TEST_EXTENDED 0x1000 /* device supports extended diagnostic test */
#define DEV_HAS_MGMT_UNIT 0x2000 /* device supports management unit */
#define DEV_HAS_CORRECT_MACADDR 0x4000 /* device supports correct mac address order */
enum {
NvRegIrqStatus = 0x000,
......@@ -5172,7 +5173,8 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
/* check the workaround bit for correct mac address order */
txreg = readl(base + NvRegTransmitPoll);
if (txreg & NVREG_TRANSMITPOLL_MAC_ADDR_REV) {
if ((txreg & NVREG_TRANSMITPOLL_MAC_ADDR_REV) ||
(id->driver_data & DEV_HAS_CORRECT_MACADDR)) {
/* mac address is already in correct order */
dev->dev_addr[0] = (np->orig_mac[0] >> 0) & 0xff;
dev->dev_addr[1] = (np->orig_mac[0] >> 8) & 0xff;
......@@ -5500,67 +5502,67 @@ static struct pci_device_id pci_tbl[] = {
},
{ /* MCP61 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_16),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP61 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_17),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP61 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_18),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP61 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_19),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP65 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_20),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP65 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_21),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP65 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_22),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP65 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_23),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP67 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_24),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP67 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_25),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP67 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_26),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP67 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_27),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP73 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_28),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP73 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_29),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP73 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_30),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{ /* MCP73 Ethernet Controller */
PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_31),
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT,
.driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL|DEV_HAS_MSI|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS_V2|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR,
},
{0,},
};
......
......@@ -245,7 +245,7 @@ int __init gfar_mdio_init(void)
return driver_register(&gianfar_mdio_driver);
}
void __exit gfar_mdio_exit(void)
void gfar_mdio_exit(void)
{
driver_unregister(&gianfar_mdio_driver);
}
......@@ -42,5 +42,5 @@ struct gfar_mii {
int gfar_mdio_read(struct mii_bus *bus, int mii_id, int regnum);
int gfar_mdio_write(struct mii_bus *bus, int mii_id, int regnum, u16 value);
int __init gfar_mdio_init(void);
void __exit gfar_mdio_exit(void);
void gfar_mdio_exit(void);
#endif /* GIANFAR_PHY_H */
......@@ -143,6 +143,52 @@ static void __NS8390_init(struct net_device *dev, int startp);
* annoying the transmit function is called bh atomic. That places
* restrictions on the user context callers as disable_irq won't save
* them.
*
* Additional explanation of problems with locking by Alan Cox:
*
* "The author (me) didn't use spin_lock_irqsave because the slowness of the
* card means that approach caused horrible problems like losing serial data
* at 38400 baud on some chips. Rememeber many 8390 nics on PCI were ISA
* chips with FPGA front ends.
*
* Ok the logic behind the 8390 is very simple:
*
* Things to know
* - IRQ delivery is asynchronous to the PCI bus
* - Blocking the local CPU IRQ via spin locks was too slow
* - The chip has register windows needing locking work
*
* So the path was once (I say once as people appear to have changed it
* in the mean time and it now looks rather bogus if the changes to use
* disable_irq_nosync_irqsave are disabling the local IRQ)
*
*
* Take the page lock
* Mask the IRQ on chip
* Disable the IRQ (but not mask locally- someone seems to have
* broken this with the lock validator stuff)
* [This must be _nosync as the page lock may otherwise
* deadlock us]
* Drop the page lock and turn IRQs back on
*
* At this point an existing IRQ may still be running but we can't
* get a new one
*
* Take the lock (so we know the IRQ has terminated) but don't mask
* the IRQs on the processor
* Set irqlock [for debug]
*
* Transmit (slow as ****)
*
* re-enable the IRQ
*
*
* We have to use disable_irq because otherwise you will get delayed
* interrupts on the APIC bus deadlocking the transmit path.
*
* Quite hairy but the chip simply wasn't designed for SMP and you can't
* even ACK an interrupt without risking corrupting other parallel
* activities on the chip." [lkml, 25 Jul 2007]
*/
......
......@@ -335,7 +335,6 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
adapter->ahw.pdev = pdev;
adapter->ahw.pci_func = pci_func_id;
spin_lock_init(&adapter->tx_lock);
spin_lock_init(&adapter->lock);
/* remap phys address */
mem_base = pci_resource_start(pdev, 0); /* 0 is for BAR 0 */
......@@ -895,8 +894,6 @@ static int netxen_nic_open(struct net_device *netdev)
/* Done here again so that even if phantom sw overwrote it,
* we set it */
if (adapter->macaddr_set)
adapter->macaddr_set(adapter, netdev->dev_addr);
if (adapter->init_port
&& adapter->init_port(adapter, adapter->portnum) != 0) {
del_timer_sync(&adapter->watchdog_timer);
......@@ -904,6 +901,8 @@ static int netxen_nic_open(struct net_device *netdev)
netxen_nic_driver_name, adapter->portnum);
return -EIO;
}
if (adapter->macaddr_set)
adapter->macaddr_set(adapter, netdev->dev_addr);
netxen_nic_set_link_parameters(adapter);
......@@ -930,6 +929,8 @@ static int netxen_nic_close(struct net_device *netdev)
netif_carrier_off(netdev);
netif_stop_queue(netdev);
netxen_nic_disable_int(adapter);
cmd_buff = adapter->cmd_buf_arr;
for (i = 0; i < adapter->max_tx_desc_count; i++) {
buffrag = cmd_buff->frag_array;
......@@ -1226,15 +1227,12 @@ static void netxen_tx_timeout_task(struct work_struct *work)
{
struct netxen_adapter *adapter =
container_of(work, struct netxen_adapter, tx_timeout_task);
unsigned long flags;
printk(KERN_ERR "%s %s: transmit timeout, resetting.\n",
netxen_nic_driver_name, adapter->netdev->name);
spin_lock_irqsave(&adapter->lock, flags);
netxen_nic_close(adapter->netdev);
netxen_nic_open(adapter->netdev);
spin_unlock_irqrestore(&adapter->lock, flags);
adapter->netdev->trans_start = jiffies;
netif_wake_queue(adapter->netdev);
}
......@@ -1243,28 +1241,12 @@ static int
netxen_handle_int(struct netxen_adapter *adapter, struct net_device *netdev)
{
u32 ret = 0;
u32 our_int = 0;
DPRINTK(INFO, "Entered handle ISR\n");
adapter->stats.ints++;
if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) {
our_int = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR));
/* not our interrupt */
if ((our_int & (0x80 << adapter->portnum)) == 0)
return ret;
}
netxen_nic_disable_int(adapter);
if (adapter->intr_scheme == INTR_SCHEME_PERPORT) {
/* claim interrupt */
if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) {
writel(our_int & ~((u32)(0x80 << adapter->portnum)),
NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR));
}
}
if (netxen_nic_rx_has_work(adapter) || netxen_nic_tx_has_work(adapter)) {
if (netif_rx_schedule_prep(netdev)) {
/*
......@@ -1298,6 +1280,7 @@ irqreturn_t netxen_intr(int irq, void *data)
{
struct netxen_adapter *adapter;
struct net_device *netdev;
u32 our_int = 0;
if (unlikely(!irq)) {
return IRQ_NONE; /* Not our interrupt */
......@@ -1305,7 +1288,22 @@ irqreturn_t netxen_intr(int irq, void *data)
adapter = (struct netxen_adapter *)data;
netdev = adapter->netdev;
/* process our status queue (for all 4 ports) */
if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) {
our_int = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR));
/* not our interrupt */
if ((our_int & (0x80 << adapter->portnum)) == 0)
return IRQ_NONE;
}
if (adapter->intr_scheme == INTR_SCHEME_PERPORT) {
/* claim interrupt */
if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) {
writel(our_int & ~((u32)(0x80 << adapter->portnum)),
NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR));
}
}
if (netif_running(netdev))
netxen_handle_int(adapter, netdev);
......
......@@ -996,7 +996,7 @@ static irqreturn_t mace_interrupt(int irq, void *dev_id)
{
struct net_device *dev = (struct net_device *) dev_id;
mace_private *lp = netdev_priv(dev);
kio_addr_t ioaddr = dev->base_addr;
kio_addr_t ioaddr;
int status;
int IntrCnt = MACE_MAX_IR_ITERATIONS;
......@@ -1006,6 +1006,8 @@ static irqreturn_t mace_interrupt(int irq, void *dev_id)
return IRQ_NONE;
}
ioaddr = dev->base_addr;
if (lp->tx_irq_disabled) {
printk(
(lp->tx_irq_disabled?
......
......@@ -1368,6 +1368,7 @@ static int smc_start_xmit(struct sk_buff *skb, struct net_device *dev)
kio_addr_t ioaddr = dev->base_addr;
u_short num_pages;
short time_out, ir;
unsigned long flags;
netif_stop_queue(dev);
......@@ -1395,6 +1396,7 @@ static int smc_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* A packet is now waiting. */
smc->packets_waiting++;
spin_lock_irqsave(&smc->lock, flags);
SMC_SELECT_BANK(2); /* Paranoia, we should always be in window 2 */
/* need MC_RESET to keep the memory consistent. errata? */
......@@ -1411,6 +1413,7 @@ static int smc_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* Acknowledge the interrupt, send the packet. */
outw((ir&0xff00) | IM_ALLOC_INT, ioaddr + INTERRUPT);
smc_hardware_send_packet(dev); /* Send the packet now.. */
spin_unlock_irqrestore(&smc->lock, flags);
return 0;
}
}
......@@ -1418,6 +1421,7 @@ static int smc_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* Otherwise defer until the Tx-space-allocated interrupt. */
DEBUG(2, "%s: memory allocation deferred.\n", dev->name);
outw((IM_ALLOC_INT << 8) | (ir & 0xff00), ioaddr + INTERRUPT);
spin_unlock_irqrestore(&smc->lock, flags);
return 0;
}
......@@ -1523,6 +1527,7 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id)
DEBUG(3, "%s: SMC91c92 interrupt %d at %#x.\n", dev->name,
irq, ioaddr);
spin_lock(&smc->lock);
smc->watchdog = 0;
saved_bank = inw(ioaddr + BANK_SELECT);
if ((saved_bank & 0xff00) != 0x3300) {
......@@ -1620,6 +1625,7 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id)
readb(smc->base+MEGAHERTZ_ISR);
}
#endif
spin_unlock(&smc->lock);
return IRQ_RETVAL(handled);
}
......@@ -1902,6 +1908,9 @@ static void media_check(u_long arg)
kio_addr_t ioaddr = dev->base_addr;
u_short i, media, saved_bank;
u_short link;
unsigned long flags;
spin_lock_irqsave(&smc->lock, flags);
saved_bank = inw(ioaddr + BANK_SELECT);
......@@ -1934,6 +1943,7 @@ static void media_check(u_long arg)
smc->media.expires = jiffies + HZ/100;
add_timer(&smc->media);
SMC_SELECT_BANK(saved_bank);
spin_unlock_irqrestore(&smc->lock, flags);
return;
}
......@@ -2007,6 +2017,7 @@ static void media_check(u_long arg)
smc->media.expires = jiffies + HZ;
add_timer(&smc->media);
SMC_SELECT_BANK(saved_bank);
spin_unlock_irqrestore(&smc->lock, flags);
}
static int smc_link_ok(struct net_device *dev)
......@@ -2094,14 +2105,14 @@ static int smc_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
u16 saved_bank = inw(ioaddr + BANK_SELECT);
int ret;
SMC_SELECT_BANK(3);
spin_lock_irq(&smc->lock);
SMC_SELECT_BANK(3);
if (smc->cfg & CFG_MII_SELECT)
ret = mii_ethtool_gset(&smc->mii_if, ecmd);
else
ret = smc_netdev_get_ecmd(dev, ecmd);
spin_unlock_irq(&smc->lock);
SMC_SELECT_BANK(saved_bank);
spin_unlock_irq(&smc->lock);
return ret;
}
......@@ -2112,14 +2123,14 @@ static int smc_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
u16 saved_bank = inw(ioaddr + BANK_SELECT);
int ret;
SMC_SELECT_BANK(3);
spin_lock_irq(&smc->lock);
SMC_SELECT_BANK(3);
if (smc->cfg & CFG_MII_SELECT)
ret = mii_ethtool_sset(&smc->mii_if, ecmd);
else
ret = smc_netdev_set_ecmd(dev, ecmd);
spin_unlock_irq(&smc->lock);
SMC_SELECT_BANK(saved_bank);
spin_unlock_irq(&smc->lock);
return ret;
}
......@@ -2130,11 +2141,11 @@ static u32 smc_get_link(struct net_device *dev)
u16 saved_bank = inw(ioaddr + BANK_SELECT);
u32 ret;
SMC_SELECT_BANK(3);
spin_lock_irq(&smc->lock);
SMC_SELECT_BANK(3);
ret = smc_link_ok(dev);
spin_unlock_irq(&smc->lock);
SMC_SELECT_BANK(saved_bank);
spin_unlock_irq(&smc->lock);
return ret;
}
......
......@@ -747,10 +747,9 @@ struct XENA_dev_config {
#define MC_ERR_REG_MIRI_CRI_ERR_1 BIT(23)
#define MC_ERR_REG_SM_ERR BIT(31)
#define MC_ERR_REG_ECC_ALL_SNG (BIT(2) | BIT(3) | BIT(4) | BIT(5) |\
BIT(6) | BIT(7) | BIT(17) | BIT(19))
BIT(17) | BIT(19))
#define MC_ERR_REG_ECC_ALL_DBL (BIT(10) | BIT(11) | BIT(12) |\
BIT(13) | BIT(14) | BIT(15) |\
BIT(18) | BIT(20))
BIT(13) | BIT(18) | BIT(20))
u64 mc_err_mask;
u64 mc_err_alarm;
......
此差异已折叠。
......@@ -74,6 +74,10 @@ static int debug_level = ERR_DBG;
/* DEBUG message print. */
#define DBG_PRINT(dbg_level, args...) if(!(debug_level<dbg_level)) printk(args)
#ifndef DMA_ERROR_CODE
#define DMA_ERROR_CODE (~(dma_addr_t)0x0)
#endif
/* Protocol assist features of the NIC */
#define L3_CKSUM_OK 0xFFFF
#define L4_CKSUM_OK 0xFFFF
......@@ -97,6 +101,7 @@ struct swStat {
unsigned long long num_aggregations;
/* Other statistics */
unsigned long long mem_alloc_fail_cnt;
unsigned long long pci_map_fail_cnt;
unsigned long long watchdog_timer_cnt;
unsigned long long mem_allocated;
unsigned long long mem_freed;
......@@ -575,8 +580,7 @@ struct RxD_block {
#define SIZE_OF_BLOCK 4096
#define RXD_MODE_1 0 /* One Buffer mode */
#define RXD_MODE_3A 1 /* Three Buffer mode */
#define RXD_MODE_3B 2 /* Two Buffer mode */
#define RXD_MODE_3B 1 /* Two Buffer mode */
/* Structure to hold virtual addresses of Buf0 and Buf1 in
* 2buf mode. */
......@@ -876,7 +880,6 @@ struct s2io_nic {
u16 lro_max_aggr_per_sess;
#define INTA 0
#define MSI 1
#define MSI_X 2
u8 intr_type;
......@@ -1020,8 +1023,6 @@ static int s2io_poll(struct net_device *dev, int *budget);
static void s2io_init_pci(struct s2io_nic * sp);
static int s2io_set_mac_addr(struct net_device *dev, u8 * addr);
static void s2io_alarm_handle(unsigned long data);
static int s2io_enable_msi(struct s2io_nic *nic);
static irqreturn_t s2io_msi_handle(int irq, void *dev_id);
static irqreturn_t
s2io_msix_ring_handle(int irq, void *dev_id);
static irqreturn_t
......
......@@ -768,11 +768,13 @@ static void rx_fixup(unsigned long data)
static void write_bulk_callback(struct urb *urb)
{
pegasus_t *pegasus = urb->context;
struct net_device *net = pegasus->net;
struct net_device *net;
if (!pegasus)
return;
net = pegasus->net;
if (!netif_device_present(net) || !netif_running(net))
return;
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册