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Commit 073595b4 authored by Ganesh Venkatesan's avatar Ganesh Venkatesan Committed by Jeff Garzik
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[PATCH] e1000: Driver version number, white spaces, comments, device id 

& other changes
Signed-off-by: default avatarGanesh Venkatesan <ganesh.venkatesan@intel.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@pobox.com>
parent d23f38e2
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Inline Side-by-side
Showing with 92 additions and 82 deletions
drivers/net/e1000/e1000_hw.c
View file @ 073595b4
......@@ -270,6 +270,7 @@ e1000_set_mac_type(struct e1000_hw *hw)
case E1000_DEV_ID_82546GB_COPPER:
case E1000_DEV_ID_82546GB_FIBER:
case E1000_DEV_ID_82546GB_SERDES:
case E1000_DEV_ID_82546GB_PCIE:
hw->mac_type = e1000_82546_rev_3;
break;
case E1000_DEV_ID_82541EI:
......@@ -2137,7 +2138,7 @@ e1000_check_for_link(struct e1000_hw *hw)
* at gigabit speed, then TBI compatibility is not needed. If we are
* at gigabit speed, we turn on TBI compatibility.
*/
if(hw->tbi_compatibility_en) {
if(hw->tbi_compatibility_en) {
uint16_t speed, duplex;
e1000_get_speed_and_duplex(hw, &speed, &duplex);
if(speed != SPEED_1000) {
......@@ -2492,12 +2493,14 @@ e1000_read_phy_reg(struct e1000_hw *hw,
DEBUGFUNC("e1000_read_phy_reg");
if(hw->phy_type == e1000_phy_igp &&
(reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
(uint16_t)reg_addr);
if(ret_val)
if(ret_val) {
return ret_val;
}
}
ret_val = e1000_read_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT & reg_addr,
......@@ -2596,12 +2599,14 @@ e1000_write_phy_reg(struct e1000_hw *hw,
DEBUGFUNC("e1000_write_phy_reg");
if(hw->phy_type == e1000_phy_igp &&
(reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
(uint16_t)reg_addr);
if(ret_val)
if(ret_val) {
return ret_val;
}
}
ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT & reg_addr,
......
drivers/net/e1000/e1000_hw.h
View file @ 073595b4
......@@ -367,6 +367,7 @@ int32_t e1000_set_d3_lplu_state(struct e1000_hw *hw, boolean_t active);
#define E1000_DEV_ID_82546GB_COPPER 0x1079
#define E1000_DEV_ID_82546GB_FIBER 0x107A
#define E1000_DEV_ID_82546GB_SERDES 0x107B
#define E1000_DEV_ID_82546GB_PCIE 0x108A
#define E1000_DEV_ID_82547EI 0x1019
#define NODE_ADDRESS_SIZE 6
#define ETH_LENGTH_OF_ADDRESS 6
......
drivers/net/e1000/e1000_main.c
View file @ 073595b4
......@@ -35,10 +35,19 @@
* - More errlogging support from Jon Mason <jonmason@us.ibm.com>
* - Fix TSO issues on PPC64 machines -- Jon Mason <jonmason@us.ibm.com>
*
* 5.3.11 6/4/04
* - ethtool register dump reads MANC register conditionally.
*
* 5.3.10 6/1/04
* 5.6.5 11/01/04
* - Enabling NETIF_F_SG without checksum offload is illegal -
John Mason <jdmason@us.ibm.com>
* 5.6.3 10/26/04
* - Remove redundant initialization - Jamal Hadi
* - Reset buffer_info->dma in tx resource cleanup logic
* 5.6.2 10/12/04
* - Avoid filling tx_ring completely - shemminger@osdl.org
* - Replace schedule_timeout() with msleep()/msleep_interruptible() -
* nacc@us.ibm.com
* - Sparse cleanup - shemminger@osdl.org
* - Fix tx resource cleanup logic
* - LLTX support - ak@suse.de and hadi@cyberus.ca
*/
char e1000_driver_name[] = "e1000";
......@@ -48,7 +57,7 @@ char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver";
#else
#define DRIVERNAPI "-NAPI"
#endif
char e1000_driver_version[] = "5.5.4-k2"DRIVERNAPI;
char e1000_driver_version[] = "5.6.10.1-k2"DRIVERNAPI;
char e1000_copyright[] = "Copyright (c) 1999-2004 Intel Corporation.";
/* e1000_pci_tbl - PCI Device ID Table
......@@ -90,6 +99,7 @@ static struct pci_device_id e1000_pci_tbl[] = {
INTEL_E1000_ETHERNET_DEVICE(0x107A),
INTEL_E1000_ETHERNET_DEVICE(0x107B),
INTEL_E1000_ETHERNET_DEVICE(0x107C),
INTEL_E1000_ETHERNET_DEVICE(0x108A),
/* required last entry */
{0,}
};
......@@ -128,8 +138,6 @@ static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
static struct net_device_stats * e1000_get_stats(struct net_device *netdev);
static int e1000_change_mtu(struct net_device *netdev, int new_mtu);
static int e1000_set_mac(struct net_device *netdev, void *p);
static void e1000_irq_disable(struct e1000_adapter *adapter);
static void e1000_irq_enable(struct e1000_adapter *adapter);
static irqreturn_t e1000_intr(int irq, void *data, struct pt_regs *regs);
static boolean_t e1000_clean_tx_irq(struct e1000_adapter *adapter);
#ifdef CONFIG_E1000_NAPI
......@@ -146,9 +154,6 @@ static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr,
void set_ethtool_ops(struct net_device *netdev);
static void e1000_enter_82542_rst(struct e1000_adapter *adapter);
static void e1000_leave_82542_rst(struct e1000_adapter *adapter);
static void e1000_rx_checksum(struct e1000_adapter *adapter,
struct e1000_rx_desc *rx_desc,
struct sk_buff *skb);
static void e1000_tx_timeout(struct net_device *dev);
static void e1000_tx_timeout_task(struct net_device *dev);
static void e1000_smartspeed(struct e1000_adapter *adapter);
......@@ -242,6 +247,33 @@ e1000_exit_module(void)
module_exit(e1000_exit_module);
/**
* e1000_irq_disable - Mask off interrupt generation on the NIC
* @adapter: board private structure
**/
static inline void
e1000_irq_disable(struct e1000_adapter *adapter)
{
atomic_inc(&adapter->irq_sem);
E1000_WRITE_REG(&adapter->hw, IMC, ~0);
E1000_WRITE_FLUSH(&adapter->hw);
synchronize_irq(adapter->pdev->irq);
}
/**
* e1000_irq_enable - Enable default interrupt generation settings
* @adapter: board private structure
**/
static inline void
e1000_irq_enable(struct e1000_adapter *adapter)
{
if(likely(atomic_dec_and_test(&adapter->irq_sem))) {
E1000_WRITE_REG(&adapter->hw, IMS, IMS_ENABLE_MASK);
E1000_WRITE_FLUSH(&adapter->hw);
}
}
int
e1000_up(struct e1000_adapter *adapter)
......@@ -1815,7 +1847,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
/* need: count + 2 desc gap to keep tail from touching
* head, otherwise try next time */
if(E1000_DESC_UNUSED(&adapter->tx_ring) < count + 2) {
if(unlikely(E1000_DESC_UNUSED(&adapter->tx_ring) < count + 2)) {
netif_stop_queue(netdev);
spin_unlock_irqrestore(&adapter->tx_lock, flags);
return NETDEV_TX_BUSY;
......@@ -1912,9 +1944,9 @@ e1000_change_mtu(struct net_device *netdev, int new_mtu)
int max_frame = new_mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE;
if((max_frame < MINIMUM_ETHERNET_FRAME_SIZE) ||
(max_frame > MAX_JUMBO_FRAME_SIZE)) {
DPRINTK(PROBE, ERR, "Invalid MTU setting\n");
return -EINVAL;
(max_frame > MAX_JUMBO_FRAME_SIZE)) {
DPRINTK(PROBE, ERR, "Invalid MTU setting\n");
return -EINVAL;
}
if(max_frame <= MAXIMUM_ETHERNET_FRAME_SIZE) {
......@@ -2081,34 +2113,6 @@ e1000_update_stats(struct e1000_adapter *adapter)
spin_unlock_irqrestore(&adapter->stats_lock, flags);
}
/**
* e1000_irq_disable - Mask off interrupt generation on the NIC
* @adapter: board private structure
**/
static void
e1000_irq_disable(struct e1000_adapter *adapter)
{
atomic_inc(&adapter->irq_sem);
E1000_WRITE_REG(&adapter->hw, IMC, ~0);
E1000_WRITE_FLUSH(&adapter->hw);
synchronize_irq(adapter->pdev->irq);
}
/**
* e1000_irq_enable - Enable default interrupt generation settings
* @adapter: board private structure
**/
static void
e1000_irq_enable(struct e1000_adapter *adapter)
{
if(likely(atomic_dec_and_test(&adapter->irq_sem))) {
E1000_WRITE_REG(&adapter->hw, IMS, IMS_ENABLE_MASK);
E1000_WRITE_FLUSH(&adapter->hw);
}
}
/**
* e1000_intr - Interrupt Handler
* @irq: interrupt number
......@@ -2241,6 +2245,41 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter)
return cleaned;
}
/**
* e1000_rx_checksum - Receive Checksum Offload for 82543
* @adapter: board private structure
* @rx_desc: receive descriptor
* @sk_buff: socket buffer with received data
**/
static inline void
e1000_rx_checksum(struct e1000_adapter *adapter,
struct e1000_rx_desc *rx_desc,
struct sk_buff *skb)
{
/* 82543 or newer only */
if(unlikely((adapter->hw.mac_type < e1000_82543) ||
/* Ignore Checksum bit is set */
(rx_desc->status & E1000_RXD_STAT_IXSM) ||
/* TCP Checksum has not been calculated */
(!(rx_desc->status & E1000_RXD_STAT_TCPCS)))) {
skb->ip_summed = CHECKSUM_NONE;
return;
}
/* At this point we know the hardware did the TCP checksum */
/* now look at the TCP checksum error bit */
if(rx_desc->errors & E1000_RXD_ERR_TCPE) {
/* let the stack verify checksum errors */
skb->ip_summed = CHECKSUM_NONE;
adapter->hw_csum_err++;
} else {
/* TCP checksum is good */
skb->ip_summed = CHECKSUM_UNNECESSARY;
adapter->hw_csum_good++;
}
}
/**
* e1000_clean_rx_irq - Send received data up the network stack
* @adapter: board private structure
......@@ -2289,7 +2328,7 @@ e1000_clean_rx_irq(struct e1000_adapter *adapter)
if(unlikely(!(rx_desc->status & E1000_RXD_STAT_EOP))) {
/* All receives must fit into a single buffer */
E1000_DBG("%s: Receive packet consumed multiple"
" buffers\n", netdev->name);
" buffers\n", netdev->name);
dev_kfree_skb_irq(skb);
goto next_desc;
}
......@@ -2374,8 +2413,8 @@ e1000_alloc_rx_buffers(struct e1000_adapter *adapter)
buffer_info = &rx_ring->buffer_info[i];
while(!buffer_info->skb) {
skb = dev_alloc_skb(adapter->rx_buffer_len + NET_IP_ALIGN);
if(unlikely(!skb)) {
/* Better luck next round */
break;
......@@ -2585,41 +2624,6 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
return E1000_SUCCESS;
}
/**
* e1000_rx_checksum - Receive Checksum Offload for 82543
* @adapter: board private structure
* @rx_desc: receive descriptor
* @sk_buff: socket buffer with received data
**/
static void
e1000_rx_checksum(struct e1000_adapter *adapter,
struct e1000_rx_desc *rx_desc,
struct sk_buff *skb)
{
/* 82543 or newer only */
if(unlikely((adapter->hw.mac_type < e1000_82543) ||
/* Ignore Checksum bit is set */
(rx_desc->status & E1000_RXD_STAT_IXSM) ||
/* TCP Checksum has not been calculated */
(!(rx_desc->status & E1000_RXD_STAT_TCPCS)))) {
skb->ip_summed = CHECKSUM_NONE;
return;
}
/* At this point we know the hardware did the TCP checksum */
/* now look at the TCP checksum error bit */
if(rx_desc->errors & E1000_RXD_ERR_TCPE) {
/* let the stack verify checksum errors */
skb->ip_summed = CHECKSUM_NONE;
adapter->hw_csum_err++;
} else {
/* TCP checksum is good */
skb->ip_summed = CHECKSUM_UNNECESSARY;
adapter->hw_csum_good++;
}
}
void
e1000_pci_set_mwi(struct e1000_hw *hw)
{
......
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