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

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* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6: (217 commits)
  net/ieee80211: fix more crypto-related build breakage
  [PATCH] Spidernet: add ethtool -S (show statistics)
  [NET] GT96100: Delete bitrotting ethernet driver
  [PATCH] mv643xx_eth: restrict to 32-bit PPC_MULTIPLATFORM
  [PATCH] Cirrus Logic ep93xx ethernet driver
  r8169: the MMIO region of the 8167 stands behin BAR#1
  e1000, ixgb: Remove pointless wrappers
  [PATCH] Remove powerpc specific parts of 3c509 driver
  [PATCH] s2io: Switch to pci_get_device
  [PATCH] gt96100: move to pci_get_device API
  [PATCH] ehea: bugfix for register access functions
  [PATCH] e1000 disable device on PCI error
  drivers/net/phy/fixed: #if 0 some incomplete code
  drivers/net: const-ify ethtool_ops declarations
  [PATCH] ethtool: allow const ethtool_ops
  [PATCH] sky2: big endian
  [PATCH] sky2: fiber support
  [PATCH] sky2: tx pause bug fix
  drivers/net: Trim trailing whitespace
  [PATCH] ehea: IBM eHEA Ethernet Device Driver
  ...

Manually resolved conflicts in drivers/net/ixgb/ixgb_main.c and
drivers/net/sky2.c related to CHECKSUM_HW/CHECKSUM_PARTIAL changes by
commit 84fa7933a3 that just happened to be
next to unrelated changes in this update.
This commit is contained in:
Linus Torvalds
2006-09-24 10:15:13 -07:00
parent e18fa700c9 1837987992
commit a319a2773a
360 changed files with 40614 additions and 28281 deletions
Download Patch File Download Diff File Expand all files Collapse all files

152
drivers/net/ixgb/ixgb_main.c
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@@ -36,7 +36,7 @@ static char ixgb_driver_string[] = "Intel(R) PRO/10GbE Network Driver";
#else
#define DRIVERNAPI "-NAPI"
#endif
#define DRV_VERSION "1.0.109-k2"DRIVERNAPI
#define DRV_VERSION "1.0.112-k2"DRIVERNAPI
char ixgb_driver_version[] = DRV_VERSION;
static char ixgb_copyright[] = "Copyright (c) 1999-2006 Intel Corporation.";
@@ -118,15 +118,26 @@ static void ixgb_restore_vlan(struct ixgb_adapter *adapter);
static void ixgb_netpoll(struct net_device *dev);
#endif
/* Exported from other modules */
static pci_ers_result_t ixgb_io_error_detected (struct pci_dev *pdev,
enum pci_channel_state state);
static pci_ers_result_t ixgb_io_slot_reset (struct pci_dev *pdev);
static void ixgb_io_resume (struct pci_dev *pdev);
/* Exported from other modules */
extern void ixgb_check_options(struct ixgb_adapter *adapter);
static struct pci_error_handlers ixgb_err_handler = {
.error_detected = ixgb_io_error_detected,
.slot_reset = ixgb_io_slot_reset,
.resume = ixgb_io_resume,
};
static struct pci_driver ixgb_driver = {
.name = ixgb_driver_name,
.id_table = ixgb_pci_tbl,
.probe = ixgb_probe,
.remove = __devexit_p(ixgb_remove),
.err_handler = &ixgb_err_handler
};
MODULE_AUTHOR("Intel Corporation, <linux.nics@intel.com>");
@@ -140,12 +151,12 @@ module_param(debug, int, 0);
MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
/* some defines for controlling descriptor fetches in h/w */
#define RXDCTL_WTHRESH_DEFAULT 16 /* chip writes back at this many or RXT0 */
#define RXDCTL_PTHRESH_DEFAULT 0 /* chip considers prefech below
* this */
#define RXDCTL_HTHRESH_DEFAULT 0 /* chip will only prefetch if tail
* is pushed this many descriptors
* from head */
#define RXDCTL_WTHRESH_DEFAULT 15 /* chip writes back at this many or RXT0 */
#define RXDCTL_PTHRESH_DEFAULT 0 /* chip considers prefech below
* this */
#define RXDCTL_HTHRESH_DEFAULT 0 /* chip will only prefetch if tail
* is pushed this many descriptors
* from head */
/**
* ixgb_init_module - Driver Registration Routine
@@ -162,7 +173,7 @@ ixgb_init_module(void)
printk(KERN_INFO "%s\n", ixgb_copyright);
return pci_module_init(&ixgb_driver);
return pci_register_driver(&ixgb_driver);
}
module_init(ixgb_init_module);
@@ -1174,6 +1185,7 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb)
int err;
if (likely(skb_is_gso(skb))) {
struct ixgb_buffer *buffer_info;
if (skb_header_cloned(skb)) {
err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
if (err)
@@ -1196,6 +1208,8 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb)
i = adapter->tx_ring.next_to_use;
context_desc = IXGB_CONTEXT_DESC(adapter->tx_ring, i);
buffer_info = &adapter->tx_ring.buffer_info[i];
WARN_ON(buffer_info->dma != 0);
context_desc->ipcss = ipcss;
context_desc->ipcso = ipcso;
@@ -1233,11 +1247,14 @@ ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb)
uint8_t css, cso;
if(likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
struct ixgb_buffer *buffer_info;
css = skb->h.raw - skb->data;
cso = (skb->h.raw + skb->csum) - skb->data;
i = adapter->tx_ring.next_to_use;
context_desc = IXGB_CONTEXT_DESC(adapter->tx_ring, i);
buffer_info = &adapter->tx_ring.buffer_info[i];
WARN_ON(buffer_info->dma != 0);
context_desc->tucss = css;
context_desc->tucso = cso;
@@ -1283,6 +1300,7 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb,
buffer_info = &tx_ring->buffer_info[i];
size = min(len, IXGB_MAX_DATA_PER_TXD);
buffer_info->length = size;
WARN_ON(buffer_info->dma != 0);
buffer_info->dma =
pci_map_single(adapter->pdev,
skb->data + offset,
@@ -1543,6 +1561,11 @@ void
ixgb_update_stats(struct ixgb_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
struct pci_dev *pdev = adapter->pdev;
/* Prevent stats update while adapter is being reset */
if (pdev->error_state && pdev->error_state != pci_channel_io_normal)
return;
if((netdev->flags & IFF_PROMISC) || (netdev->flags & IFF_ALLMULTI) ||
(netdev->mc_count > IXGB_MAX_NUM_MULTICAST_ADDRESSES)) {
@@ -1787,7 +1810,7 @@ ixgb_clean_tx_irq(struct ixgb_adapter *adapter)
if (unlikely(netif_queue_stopped(netdev))) {
spin_lock(&adapter->tx_lock);
if (netif_queue_stopped(netdev) && netif_carrier_ok(netdev) &&
(IXGB_DESC_UNUSED(tx_ring) > IXGB_TX_QUEUE_WAKE))
(IXGB_DESC_UNUSED(tx_ring) >= DESC_NEEDED))
netif_wake_queue(netdev);
spin_unlock(&adapter->tx_lock);
}
@@ -1948,10 +1971,9 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
#define IXGB_CB_LENGTH 256
if (length < IXGB_CB_LENGTH) {
struct sk_buff *new_skb =
dev_alloc_skb(length + NET_IP_ALIGN);
netdev_alloc_skb(netdev, length + NET_IP_ALIGN);
if (new_skb) {
skb_reserve(new_skb, NET_IP_ALIGN);
new_skb->dev = netdev;
memcpy(new_skb->data - NET_IP_ALIGN,
skb->data - NET_IP_ALIGN,
length + NET_IP_ALIGN);
@@ -2031,14 +2053,14 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter)
/* leave three descriptors unused */
while(--cleancount > 2) {
/* recycle! its good for you */
if (!(skb = buffer_info->skb))
skb = dev_alloc_skb(adapter->rx_buffer_len
+ NET_IP_ALIGN);
else {
skb = buffer_info->skb;
if (skb) {
skb_trim(skb, 0);
goto map_skb;
}
skb = netdev_alloc_skb(netdev, adapter->rx_buffer_len
+ NET_IP_ALIGN);
if (unlikely(!skb)) {
/* Better luck next round */
adapter->alloc_rx_buff_failed++;
@@ -2051,8 +2073,6 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter)
*/
skb_reserve(skb, NET_IP_ALIGN);
skb->dev = netdev;
buffer_info->skb = skb;
buffer_info->length = adapter->rx_buffer_len;
map_skb:
@@ -2190,7 +2210,7 @@ ixgb_restore_vlan(struct ixgb_adapter *adapter)
static void ixgb_netpoll(struct net_device *dev)
{
struct ixgb_adapter *adapter = dev->priv;
struct ixgb_adapter *adapter = netdev_priv(dev);
disable_irq(adapter->pdev->irq);
ixgb_intr(adapter->pdev->irq, dev, NULL);
@@ -2198,4 +2218,98 @@ static void ixgb_netpoll(struct net_device *dev)
}
#endif
/**
* ixgb_io_error_detected() - called when PCI error is detected
* @pdev pointer to pci device with error
* @state pci channel state after error
*
* This callback is called by the PCI subsystem whenever
* a PCI bus error is detected.
*/
static pci_ers_result_t ixgb_io_error_detected (struct pci_dev *pdev,
enum pci_channel_state state)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct ixgb_adapter *adapter = netdev->priv;
if(netif_running(netdev))
ixgb_down(adapter, TRUE);
pci_disable_device(pdev);
/* Request a slot reset. */
return PCI_ERS_RESULT_NEED_RESET;
}
/**
* ixgb_io_slot_reset - called after the pci bus has been reset.
* @pdev pointer to pci device with error
*
* This callback is called after the PCI buss has been reset.
* Basically, this tries to restart the card from scratch.
* This is a shortened version of the device probe/discovery code,
* it resembles the first-half of the ixgb_probe() routine.
*/
static pci_ers_result_t ixgb_io_slot_reset (struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct ixgb_adapter *adapter = netdev->priv;
if(pci_enable_device(pdev)) {
DPRINTK(PROBE, ERR, "Cannot re-enable PCI device after reset.\n");
return PCI_ERS_RESULT_DISCONNECT;
}
/* Perform card reset only on one instance of the card */
if (0 != PCI_FUNC (pdev->devfn))
return PCI_ERS_RESULT_RECOVERED;
pci_set_master(pdev);
netif_carrier_off(netdev);
netif_stop_queue(netdev);
ixgb_reset(adapter);
/* Make sure the EEPROM is good */
if(!ixgb_validate_eeprom_checksum(&adapter->hw)) {
DPRINTK(PROBE, ERR, "After reset, the EEPROM checksum is not valid.\n");
return PCI_ERS_RESULT_DISCONNECT;
}
ixgb_get_ee_mac_addr(&adapter->hw, netdev->dev_addr);
memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len);
if(!is_valid_ether_addr(netdev->perm_addr)) {
DPRINTK(PROBE, ERR, "After reset, invalid MAC address.\n");
return PCI_ERS_RESULT_DISCONNECT;
}
return PCI_ERS_RESULT_RECOVERED;
}
/**
* ixgb_io_resume - called when its OK to resume normal operations
* @pdev pointer to pci device with error
*
* The error recovery driver tells us that its OK to resume
* normal operation. Implementation resembles the second-half
* of the ixgb_probe() routine.
*/
static void ixgb_io_resume (struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct ixgb_adapter *adapter = netdev->priv;
pci_set_master(pdev);
if(netif_running(netdev)) {
if(ixgb_up(adapter)) {
printk ("ixgb: can't bring device back up after reset\n");
return;
}
}
netif_device_attach(netdev);
mod_timer(&adapter->watchdog_timer, jiffies);
}
/* ixgb_main.c */