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-rw-r--r--drivers/net/ixgb/ixgb.h5
-rw-r--r--drivers/net/ixgb/ixgb_ethtool.c8
-rw-r--r--drivers/net/ixgb/ixgb_hw.c17
-rw-r--r--drivers/net/ixgb/ixgb_ids.h1
-rw-r--r--drivers/net/ixgb/ixgb_main.c152
-rw-r--r--drivers/net/ixgb/ixgb_osdep.h12
6 files changed, 151 insertions, 44 deletions
diff --git a/drivers/net/ixgb/ixgb.h b/drivers/net/ixgb/ixgb.h
index 82b67af54c9..a51604b3651 100644
--- a/drivers/net/ixgb/ixgb.h
+++ b/drivers/net/ixgb/ixgb.h
@@ -110,9 +110,6 @@ struct ixgb_adapter;
#define IXGB_RXBUFFER_8192 8192
#define IXGB_RXBUFFER_16384 16384
-/* How many Tx Descriptors do we need to call netif_wake_queue? */
-#define IXGB_TX_QUEUE_WAKE 16
-
/* How many Rx Buffers do we bundle into one write to the hardware ? */
#define IXGB_RX_BUFFER_WRITE 4 /* Must be power of 2 */
@@ -173,7 +170,7 @@ struct ixgb_adapter {
unsigned long led_status;
/* TX */
- struct ixgb_desc_ring tx_ring;
+ struct ixgb_desc_ring tx_ring ____cacheline_aligned_in_smp;
unsigned long timeo_start;
uint32_t tx_cmd_type;
uint64_t hw_csum_tx_good;
diff --git a/drivers/net/ixgb/ixgb_ethtool.c b/drivers/net/ixgb/ixgb_ethtool.c
index cf19b898ba9..64a383e4e89 100644
--- a/drivers/net/ixgb/ixgb_ethtool.c
+++ b/drivers/net/ixgb/ixgb_ethtool.c
@@ -654,11 +654,7 @@ ixgb_phys_id(struct net_device *netdev, uint32_t data)
mod_timer(&adapter->blink_timer, jiffies);
- if (data)
- schedule_timeout_interruptible(data * HZ);
- else
- schedule_timeout_interruptible(MAX_SCHEDULE_TIMEOUT);
-
+ msleep_interruptible(data * 1000);
del_timer_sync(&adapter->blink_timer);
ixgb_led_off(&adapter->hw);
clear_bit(IXGB_LED_ON, &adapter->led_status);
@@ -703,7 +699,7 @@ ixgb_get_strings(struct net_device *netdev, uint32_t stringset, uint8_t *data)
}
}
-static struct ethtool_ops ixgb_ethtool_ops = {
+static const struct ethtool_ops ixgb_ethtool_ops = {
.get_settings = ixgb_get_settings,
.set_settings = ixgb_set_settings,
.get_drvinfo = ixgb_get_drvinfo,
diff --git a/drivers/net/ixgb/ixgb_hw.c b/drivers/net/ixgb/ixgb_hw.c
index f7fa10e47fa..acc6df7a6b3 100644
--- a/drivers/net/ixgb/ixgb_hw.c
+++ b/drivers/net/ixgb/ixgb_hw.c
@@ -83,7 +83,7 @@ static uint32_t ixgb_mac_reset(struct ixgb_hw *hw)
#endif
/* Delay a few ms just to allow the reset to complete */
- msec_delay(IXGB_DELAY_AFTER_RESET);
+ msleep(IXGB_DELAY_AFTER_RESET);
ctrl_reg = IXGB_READ_REG(hw, CTRL0);
#ifdef DBG
/* Make sure the self-clearing global reset bit did self clear */
@@ -133,7 +133,7 @@ ixgb_adapter_stop(struct ixgb_hw *hw)
*/
IXGB_WRITE_REG(hw, RCTL, IXGB_READ_REG(hw, RCTL) & ~IXGB_RCTL_RXEN);
IXGB_WRITE_REG(hw, TCTL, IXGB_READ_REG(hw, TCTL) & ~IXGB_TCTL_TXEN);
- msec_delay(IXGB_DELAY_BEFORE_RESET);
+ msleep(IXGB_DELAY_BEFORE_RESET);
/* Issue a global reset to the MAC. This will reset the chip's
* transmit, receive, DMA, and link units. It will not effect
@@ -236,6 +236,17 @@ ixgb_identify_phy(struct ixgb_hw *hw)
DEBUGOUT("Identified G6104 optics\n");
phy_type = ixgb_phy_type_g6104;
break;
+ case IXGB_DEVICE_ID_82597EX_CX4:
+ DEBUGOUT("Identified CX4\n");
+ xpak_vendor = ixgb_identify_xpak_vendor(hw);
+ if (xpak_vendor == ixgb_xpak_vendor_intel) {
+ DEBUGOUT("Identified TXN17201 optics\n");
+ phy_type = ixgb_phy_type_txn17201;
+ } else {
+ DEBUGOUT("Identified G6005 optics\n");
+ phy_type = ixgb_phy_type_g6005;
+ }
+ break;
default:
DEBUGOUT("Unknown physical layer module\n");
phy_type = ixgb_phy_type_unknown;
@@ -289,7 +300,7 @@ ixgb_init_hw(struct ixgb_hw *hw)
#endif
/* Delay a few ms just to allow the reset to complete */
- msec_delay(IXGB_DELAY_AFTER_EE_RESET);
+ msleep(IXGB_DELAY_AFTER_EE_RESET);
if (ixgb_get_eeprom_data(hw) == FALSE) {
return(FALSE);
diff --git a/drivers/net/ixgb/ixgb_ids.h b/drivers/net/ixgb/ixgb_ids.h
index 40a085f94c7..9fd61189b4b 100644
--- a/drivers/net/ixgb/ixgb_ids.h
+++ b/drivers/net/ixgb/ixgb_ids.h
@@ -45,6 +45,7 @@
#define IXGB_DEVICE_ID_82597EX_CX4 0x109E
#define IXGB_SUBDEVICE_ID_A00C 0xA00C
+#define IXGB_SUBDEVICE_ID_A01C 0xA01C
#endif /* #ifndef _IXGB_IDS_H_ */
/* End of File */
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index 9405b44f321..2e0f4b950a9 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -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 */
diff --git a/drivers/net/ixgb/ixgb_osdep.h b/drivers/net/ixgb/ixgb_osdep.h
index ee982feac64..19cb1d586de 100644
--- a/drivers/net/ixgb/ixgb_osdep.h
+++ b/drivers/net/ixgb/ixgb_osdep.h
@@ -40,18 +40,6 @@
#include <linux/interrupt.h>
#include <linux/sched.h>
-#ifndef msec_delay
-#define msec_delay(x) do { if(in_interrupt()) { \
- /* Don't mdelay in interrupt context! */ \
- BUG(); \
- } else { \
- msleep(x); \
- } } while(0)
-#endif
-
-#define PCI_COMMAND_REGISTER PCI_COMMAND
-#define CMD_MEM_WRT_INVALIDATE PCI_COMMAND_INVALIDATE
-
typedef enum {
#undef FALSE
FALSE = 0,
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-17 05:02:13 +0000