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Commit 09e62666 authored by 's avatar Committed by Jeff Garzik
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Automatic merge of /spare/repo/netdev-2.6 branch ixgb

parents 34812c9e ac79c82e
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Showing with 70 additions and 116 deletions
drivers/net/ixgb/ixgb.h
View file @ 09e62666
......@@ -110,7 +110,7 @@ struct ixgb_adapter;
#define IXGB_TX_QUEUE_WAKE 16
/* How many Rx Buffers do we bundle into one write to the hardware ? */
#define IXGB_RX_BUFFER_WRITE 16 /* Must be power of 2 */
#define IXGB_RX_BUFFER_WRITE 4 /* Must be power of 2 */
/* only works for sizes that are powers of 2 */
#define IXGB_ROUNDUP(i, size) ((i) = (((i) + (size) - 1) & ~((size) - 1)))
......
drivers/net/ixgb/ixgb_ee.c
View file @ 09e62666
......@@ -411,7 +411,7 @@ ixgb_write_eeprom(struct ixgb_hw *hw, uint16_t offset, uint16_t data)
ixgb_cleanup_eeprom(hw);
/* clear the init_ctrl_reg_1 to signify that the cache is invalidated */
ee_map->init_ctrl_reg_1 = EEPROM_ICW1_SIGNATURE_CLEAR;
ee_map->init_ctrl_reg_1 = le16_to_cpu(EEPROM_ICW1_SIGNATURE_CLEAR);
return;
}
......@@ -483,7 +483,7 @@ ixgb_get_eeprom_data(struct ixgb_hw *hw)
DEBUGOUT("ixgb_ee: Checksum invalid.\n");
/* clear the init_ctrl_reg_1 to signify that the cache is
* invalidated */
ee_map->init_ctrl_reg_1 = EEPROM_ICW1_SIGNATURE_CLEAR;
ee_map->init_ctrl_reg_1 = le16_to_cpu(EEPROM_ICW1_SIGNATURE_CLEAR);
return (FALSE);
}
......@@ -579,7 +579,7 @@ ixgb_get_ee_compatibility(struct ixgb_hw *hw)
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
return(ee_map->compatibility);
return (le16_to_cpu(ee_map->compatibility));
return(0);
}
......@@ -616,7 +616,7 @@ ixgb_get_ee_init_ctrl_reg_1(struct ixgb_hw *hw)
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
return(ee_map->init_ctrl_reg_1);
return (le16_to_cpu(ee_map->init_ctrl_reg_1));
return(0);
}
......@@ -635,7 +635,7 @@ ixgb_get_ee_init_ctrl_reg_2(struct ixgb_hw *hw)
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
return(ee_map->init_ctrl_reg_2);
return (le16_to_cpu(ee_map->init_ctrl_reg_2));
return(0);
}
......@@ -654,7 +654,7 @@ ixgb_get_ee_subsystem_id(struct ixgb_hw *hw)
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
return(ee_map->subsystem_id);
return (le16_to_cpu(ee_map->subsystem_id));
return(0);
}
......@@ -673,7 +673,7 @@ ixgb_get_ee_subvendor_id(struct ixgb_hw *hw)
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
return(ee_map->subvendor_id);
return (le16_to_cpu(ee_map->subvendor_id));
return(0);
}
......@@ -692,7 +692,7 @@ ixgb_get_ee_device_id(struct ixgb_hw *hw)
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
return(ee_map->device_id);
return (le16_to_cpu(ee_map->device_id));
return(0);
}
......@@ -711,7 +711,7 @@ ixgb_get_ee_vendor_id(struct ixgb_hw *hw)
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
return(ee_map->vendor_id);
return (le16_to_cpu(ee_map->vendor_id));
return(0);
}
......@@ -730,7 +730,7 @@ ixgb_get_ee_swdpins_reg(struct ixgb_hw *hw)
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
return(ee_map->swdpins_reg);
return (le16_to_cpu(ee_map->swdpins_reg));
return(0);
}
......@@ -749,7 +749,7 @@ ixgb_get_ee_d3_power(struct ixgb_hw *hw)
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
return(ee_map->d3_power);
return (le16_to_cpu(ee_map->d3_power));
return(0);
}
......@@ -768,7 +768,7 @@ ixgb_get_ee_d0_power(struct ixgb_hw *hw)
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
return(ee_map->d0_power);
return (le16_to_cpu(ee_map->d0_power));
return(0);
}
drivers/net/ixgb/ixgb_ethtool.c
View file @ 09e62666
......@@ -252,7 +252,9 @@ ixgb_get_regs(struct net_device *netdev,
uint32_t *reg_start = reg;
uint8_t i;
regs->version = (adapter->hw.device_id << 16) | adapter->hw.subsystem_id;
/* the 1 (one) below indicates an attempt at versioning, if the
* interface in ethtool or the driver this 1 should be incremented */
regs->version = (1<<24) | hw->revision_id << 16 | hw->device_id;
/* General Registers */
*reg++ = IXGB_READ_REG(hw, CTRL0); /* 0 */
......
drivers/net/ixgb/ixgb_main.c
View file @ 09e62666
......@@ -47,7 +47,7 @@ char ixgb_driver_string[] = "Intel(R) PRO/10GbE Network Driver";
#else
#define DRIVERNAPI "-NAPI"
#endif
char ixgb_driver_version[] = "1.0.90-k2"DRIVERNAPI;
char ixgb_driver_version[] = "1.0.95-k2"DRIVERNAPI;
char ixgb_copyright[] = "Copyright (c) 1999-2005 Intel Corporation.";
/* ixgb_pci_tbl - PCI Device ID Table
......@@ -103,6 +103,7 @@ static int ixgb_change_mtu(struct net_device *netdev, int new_mtu);
static int ixgb_set_mac(struct net_device *netdev, void *p);
static irqreturn_t ixgb_intr(int irq, void *data, struct pt_regs *regs);
static boolean_t ixgb_clean_tx_irq(struct ixgb_adapter *adapter);
#ifdef CONFIG_IXGB_NAPI
static int ixgb_clean(struct net_device *netdev, int *budget);
static boolean_t ixgb_clean_rx_irq(struct ixgb_adapter *adapter,
......@@ -120,33 +121,20 @@ static void ixgb_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid);
static void ixgb_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid);
static void ixgb_restore_vlan(struct ixgb_adapter *adapter);
static int ixgb_notify_reboot(struct notifier_block *, unsigned long event,
void *ptr);
static int ixgb_suspend(struct pci_dev *pdev, uint32_t state);
#ifdef CONFIG_NET_POLL_CONTROLLER
/* for netdump / net console */
static void ixgb_netpoll(struct net_device *dev);
#endif
struct notifier_block ixgb_notifier_reboot = {
.notifier_call = ixgb_notify_reboot,
.next = NULL,
.priority = 0
};
/* Exported from other modules */
extern void ixgb_check_options(struct ixgb_adapter *adapter);
static struct pci_driver ixgb_driver = {
.name = ixgb_driver_name,
.name = ixgb_driver_name,
.id_table = ixgb_pci_tbl,
.probe = ixgb_probe,
.remove = __devexit_p(ixgb_remove),
/* Power Managment Hooks */
.suspend = NULL,
.resume = NULL
.probe = ixgb_probe,
.remove = __devexit_p(ixgb_remove),
};
MODULE_AUTHOR("Intel Corporation, <linux.nics@intel.com>");
......@@ -169,17 +157,12 @@ MODULE_LICENSE("GPL");
static int __init
ixgb_init_module(void)
{
int ret;
printk(KERN_INFO "%s - version %s\n",
ixgb_driver_string, ixgb_driver_version);
printk(KERN_INFO "%s\n", ixgb_copyright);
ret = pci_module_init(&ixgb_driver);
if(ret >= 0) {
register_reboot_notifier(&ixgb_notifier_reboot);
}
return ret;
return pci_module_init(&ixgb_driver);
}
module_init(ixgb_init_module);
......@@ -194,7 +177,6 @@ module_init(ixgb_init_module);
static void __exit
ixgb_exit_module(void)
{
unregister_reboot_notifier(&ixgb_notifier_reboot);
pci_unregister_driver(&ixgb_driver);
}
......@@ -224,8 +206,8 @@ ixgb_irq_enable(struct ixgb_adapter *adapter)
{
if(atomic_dec_and_test(&adapter->irq_sem)) {
IXGB_WRITE_REG(&adapter->hw, IMS,
IXGB_INT_RXT0 | IXGB_INT_RXDMT0 | IXGB_INT_TXDW |
IXGB_INT_RXO | IXGB_INT_LSC);
IXGB_INT_RXT0 | IXGB_INT_RXDMT0 | IXGB_INT_TXDW |
IXGB_INT_LSC);
IXGB_WRITE_FLUSH(&adapter->hw);
}
}
......@@ -1209,10 +1191,10 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb)
| IXGB_CONTEXT_DESC_CMD_TSE
| IXGB_CONTEXT_DESC_CMD_IP
| IXGB_CONTEXT_DESC_CMD_TCP
| IXGB_CONTEXT_DESC_CMD_RS
| IXGB_CONTEXT_DESC_CMD_IDE
| (skb->len - (hdr_len)));
if(++i == adapter->tx_ring.count) i = 0;
adapter->tx_ring.next_to_use = i;
......@@ -1247,8 +1229,7 @@ ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb)
context_desc->mss = 0;
context_desc->cmd_type_len =
cpu_to_le32(IXGB_CONTEXT_DESC_TYPE
| IXGB_TX_DESC_CMD_RS
| IXGB_TX_DESC_CMD_IDE);
| IXGB_TX_DESC_CMD_IDE);
if(++i == adapter->tx_ring.count) i = 0;
adapter->tx_ring.next_to_use = i;
......@@ -1273,6 +1254,7 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb,
unsigned int nr_frags = skb_shinfo(skb)->nr_frags;
unsigned int f;
len -= skb->data_len;
i = tx_ring->next_to_use;
......@@ -1526,14 +1508,33 @@ ixgb_change_mtu(struct net_device *netdev, int new_mtu)
void
ixgb_update_stats(struct ixgb_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
if((netdev->flags & IFF_PROMISC) || (netdev->flags & IFF_ALLMULTI) ||
(netdev->mc_count > IXGB_MAX_NUM_MULTICAST_ADDRESSES)) {
u64 multi = IXGB_READ_REG(&adapter->hw, MPRCL);
u32 bcast_l = IXGB_READ_REG(&adapter->hw, BPRCL);
u32 bcast_h = IXGB_READ_REG(&adapter->hw, BPRCH);
u64 bcast = ((u64)bcast_h << 32) | bcast_l;
multi |= ((u64)IXGB_READ_REG(&adapter->hw, MPRCH) << 32);
/* fix up multicast stats by removing broadcasts */
multi -= bcast;
adapter->stats.mprcl += (multi & 0xFFFFFFFF);
adapter->stats.mprch += (multi >> 32);
adapter->stats.bprcl += bcast_l;
adapter->stats.bprch += bcast_h;
} else {
adapter->stats.mprcl += IXGB_READ_REG(&adapter->hw, MPRCL);
adapter->stats.mprch += IXGB_READ_REG(&adapter->hw, MPRCH);
adapter->stats.bprcl += IXGB_READ_REG(&adapter->hw, BPRCL);
adapter->stats.bprch += IXGB_READ_REG(&adapter->hw, BPRCH);
}
adapter->stats.tprl += IXGB_READ_REG(&adapter->hw, TPRL);
adapter->stats.tprh += IXGB_READ_REG(&adapter->hw, TPRH);
adapter->stats.gprcl += IXGB_READ_REG(&adapter->hw, GPRCL);
adapter->stats.gprch += IXGB_READ_REG(&adapter->hw, GPRCH);
adapter->stats.bprcl += IXGB_READ_REG(&adapter->hw, BPRCL);
adapter->stats.bprch += IXGB_READ_REG(&adapter->hw, BPRCH);
adapter->stats.mprcl += IXGB_READ_REG(&adapter->hw, MPRCL);
adapter->stats.mprch += IXGB_READ_REG(&adapter->hw, MPRCH);
adapter->stats.uprcl += IXGB_READ_REG(&adapter->hw, UPRCL);
adapter->stats.uprch += IXGB_READ_REG(&adapter->hw, UPRCH);
adapter->stats.vprcl += IXGB_READ_REG(&adapter->hw, VPRCL);
......@@ -1823,7 +1824,6 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
struct pci_dev *pdev = adapter->pdev;
struct ixgb_rx_desc *rx_desc, *next_rxd;
struct ixgb_buffer *buffer_info, *next_buffer, *next2_buffer;
struct sk_buff *skb, *next_skb;
uint32_t length;
unsigned int i, j;
boolean_t cleaned = FALSE;
......@@ -1833,6 +1833,8 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
buffer_info = &rx_ring->buffer_info[i];
while(rx_desc->status & IXGB_RX_DESC_STATUS_DD) {
struct sk_buff *skb, *next_skb;
u8 status;
#ifdef CONFIG_IXGB_NAPI
if(*work_done >= work_to_do)
......@@ -1840,7 +1842,9 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
(*work_done)++;
#endif
status = rx_desc->status;
skb = buffer_info->skb;
prefetch(skb->data);
if(++i == rx_ring->count) i = 0;
......@@ -1855,7 +1859,6 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
next_skb = next_buffer->skb;
prefetch(next_skb);
cleaned = TRUE;
pci_unmap_single(pdev,
......@@ -1865,7 +1868,7 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
length = le16_to_cpu(rx_desc->length);
if(unlikely(!(rx_desc->status & IXGB_RX_DESC_STATUS_EOP))) {
if(unlikely(!(status & IXGB_RX_DESC_STATUS_EOP))) {
/* All receives must fit into a single buffer */
......@@ -1873,12 +1876,7 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
"length<%x>\n", length);
dev_kfree_skb_irq(skb);
rx_desc->status = 0;
buffer_info->skb = NULL;
rx_desc = next_rxd;
buffer_info = next_buffer;
continue;
goto rxdesc_done;
}
if (unlikely(rx_desc->errors
......@@ -1887,12 +1885,7 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
IXGB_RX_DESC_ERRORS_RXE))) {
dev_kfree_skb_irq(skb);
rx_desc->status = 0;
buffer_info->skb = NULL;
rx_desc = next_rxd;
buffer_info = next_buffer;
continue;
goto rxdesc_done;
}
/* Good Receive */
......@@ -1903,7 +1896,7 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
skb->protocol = eth_type_trans(skb, netdev);
#ifdef CONFIG_IXGB_NAPI
if(adapter->vlgrp && (rx_desc->status & IXGB_RX_DESC_STATUS_VP)) {
if(adapter->vlgrp && (status & IXGB_RX_DESC_STATUS_VP)) {
vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
le16_to_cpu(rx_desc->special) &
IXGB_RX_DESC_SPECIAL_VLAN_MASK);
......@@ -1911,7 +1904,7 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
netif_receive_skb(skb);
}
#else /* CONFIG_IXGB_NAPI */
if(adapter->vlgrp && (rx_desc->status & IXGB_RX_DESC_STATUS_VP)) {
if(adapter->vlgrp && (status & IXGB_RX_DESC_STATUS_VP)) {
vlan_hwaccel_rx(skb, adapter->vlgrp,
le16_to_cpu(rx_desc->special) &
IXGB_RX_DESC_SPECIAL_VLAN_MASK);
......@@ -1921,9 +1914,12 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
#endif /* CONFIG_IXGB_NAPI */
netdev->last_rx = jiffies;
rxdesc_done:
/* clean up descriptor, might be written over by hw */
rx_desc->status = 0;
buffer_info->skb = NULL;
/* use prefetched values */
rx_desc = next_rxd;
buffer_info = next_buffer;
}
......@@ -1959,8 +1955,8 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter)
num_group_tail_writes = IXGB_RX_BUFFER_WRITE;
/* leave one descriptor unused */
while(--cleancount > 0) {
/* leave three descriptors unused */
while(--cleancount > 2) {
rx_desc = IXGB_RX_DESC(*rx_ring, i);
skb = dev_alloc_skb(adapter->rx_buffer_len + NET_IP_ALIGN);
......@@ -1987,6 +1983,10 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter)
PCI_DMA_FROMDEVICE);
rx_desc->buff_addr = cpu_to_le64(buffer_info->dma);
/* guarantee DD bit not set now before h/w gets descriptor
* this is the rest of the workaround for h/w double
* writeback. */
rx_desc->status = 0;
if((i & ~(num_group_tail_writes- 1)) == i) {
/* Force memory writes to complete before letting h/w
......@@ -2099,54 +2099,6 @@ ixgb_restore_vlan(struct ixgb_adapter *adapter)
}
}
/**
* ixgb_notify_reboot - handles OS notification of reboot event.
* @param nb notifier block, unused
* @param event Event being passed to driver to act upon
* @param p A pointer to our net device
**/
static int
ixgb_notify_reboot(struct notifier_block *nb, unsigned long event, void *p)
{
struct pci_dev *pdev = NULL;
switch(event) {
case SYS_DOWN:
case SYS_HALT:
case SYS_POWER_OFF:
while ((pdev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, pdev))) {
if (pci_dev_driver(pdev) == &ixgb_driver)
ixgb_suspend(pdev, 3);
}
}
return NOTIFY_DONE;
}
/**
* ixgb_suspend - driver suspend function called from notify.
* @param pdev pci driver structure used for passing to
* @param state power state to enter
**/
static int
ixgb_suspend(struct pci_dev *pdev, uint32_t state)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct ixgb_adapter *adapter = netdev->priv;
netif_device_detach(netdev);
if(netif_running(netdev))
ixgb_down(adapter, TRUE);
pci_save_state(pdev);
state = (state > 0) ? 3 : 0;
pci_set_power_state(pdev, state);
msec_delay(200);
return 0;
}
#ifdef CONFIG_NET_POLL_CONTROLLER
/*
* Polling 'interrupt' - used by things like netconsole to send skbs
......@@ -2157,6 +2109,7 @@ ixgb_suspend(struct pci_dev *pdev, uint32_t state)
static void ixgb_netpoll(struct net_device *dev)
{
struct ixgb_adapter *adapter = dev->priv;
disable_irq(adapter->pdev->irq);
ixgb_intr(adapter->pdev->irq, dev, NULL);
enable_irq(adapter->pdev->irq);
......
drivers/net/ixgb/ixgb_osdep.h
View file @ 09e62666
......@@ -45,8 +45,7 @@
/* Don't mdelay in interrupt context! */ \
BUG(); \
} else { \
set_current_state(TASK_UNINTERRUPTIBLE); \
schedule_timeout((x * HZ)/1000 + 2); \
msleep(x); \
} } while(0)
#endif
......
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