From: Jay Cliburn <[EMAIL PROTECTED]>
Incorporate reviewer comments from:
Randy Dunlap, http://lkml.org/lkml/2007/1/21/157
Arjan van de Ven, http://lkml.org/lkml/2007/1/22/21
Francois Romieu, http://lkml.org/lkml/2007/1/22/49
Fixup to follow coding standards, remove MII defines already found in
mii.h, remove unneeded code, make atl1_clear_phy_int() irq safe.
Signed-off-by: Jay Cliburn <[EMAIL PROTECTED]>
---
diff --git a/drivers/net/atl1/atl1.h b/drivers/net/atl1/atl1.h
index 0b30e1c..cc18016 100644
--- a/drivers/net/atl1/atl1.h
+++ b/drivers/net/atl1/atl1.h
@@ -1,4 +1,4 @@
-/**
+/*
* Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
* Copyright(c) 2006 Chris Snook <[EMAIL PROTECTED]>
* Copyright(c) 2006 Jay Cliburn <[EMAIL PROTECTED]>
@@ -19,14 +19,13 @@
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- **/
+ */
#ifndef _ATL1_H_
#define _ATL1_H_
#include <linux/types.h>
#include <linux/if_vlan.h>
-#include <linux/mii.h>
#include "atl1_hw.h"
@@ -37,6 +36,9 @@ int atl1_reset(struct atl1_adapter *adapter);
s32 atl1_setup_ring_resources(struct atl1_adapter *adapter);
void atl1_free_ring_resources(struct atl1_adapter *adapter);
+extern char atl1_driver_name[];
+extern char atl1_driver_version[];
+
struct atl1_adapter;
#define ATL1_MAX_INTR 3
@@ -53,17 +55,17 @@ struct atl1_adapter;
#define ATL1_TPD_DESC(R, i) ATL1_GET_DESC(R, i, struct tx_packet_desc)
#define ATL1_RRD_DESC(R, i) ATL1_GET_DESC(R, i, struct rx_return_desc)
-/**
+/*
* Some workarounds require millisecond delays and are run during interrupt
* context. Most notably, when establishing link, the phy may need tweaking
* but cannot process phy register reads/writes faster than millisecond
* intervals...and we establish link due to a "link status change" interrupt.
- **/
+ */
-/**
+/*
* wrapper around a pointer to a socket buffer,
* so a DMA handle can be stored along with the buffer
- **/
+ */
struct atl1_buffer {
struct sk_buff *skb;
u16 length;
@@ -78,7 +80,6 @@ struct atl1_tpd_ring {
dma_addr_t dma; /* physical adress of the descriptor ring */
u16 size; /* length of descriptor ring in bytes */
u16 count; /* number of descriptors in the ring */
-
u16 hw_idx; /* hardware index */
atomic_t next_to_clean;
atomic_t next_to_use;
@@ -105,12 +106,9 @@ struct atl1_rrd_ring {
};
struct atl1_ring_header {
- /* pointer to the descriptor ring memory */
- void *desc;
- /* physical adress of the descriptor ring */
- dma_addr_t dma;
- /* length of descriptor ring in bytes */
- unsigned int size;
+ void *desc; /* pointer to the descriptor ring memory */
+ dma_addr_t dma; /* physical adress of the descriptor ring */
+ unsigned int size; /* length of descriptor ring in bytes */
};
struct atl1_cmb {
@@ -143,16 +141,15 @@ struct atl1_sft_stats {
u64 tx_window_errors;
u64 tx_carrier_errors;
- u64 tx_pause; /* The number of Pause packet transmitted. */
- u64 excecol; /* The number of transmit packets aborted due
to excessive collisions. */
- u64 deffer; /* The number of packets transmitted that is
deferred. */
- u64 scc; /* The number of packets subsequently
transmitted successfully with a single prior collision. */
- u64 mcc; /* The number of packets subsequently
transmitted successfully with multiple prior collisions. */
- u64 latecol; /* The number of packets transmitted with late
collisions. */
- u64 tx_underun; /* The number of transmit packets aborted due
to transmit FIFO underrun, or TRD FIFO underrun */
- u64 tx_trunc; /* The number of transmit packets truncated due
to size exceeding MTU, regardless if it is truncated by Selene or not.
- * (The name is not really reflects the meaning
in this case here.) */
- u64 rx_pause; /* The number of Pause packet received. */
+ u64 tx_pause; /* num Pause packet transmitted. */
+ u64 excecol; /* num tx packets aborted due to excessive
collisions. */
+ u64 deffer; /* num deferred tx packets */
+ u64 scc; /* num packets subsequently transmitted
successfully w/ single prior collision. */
+ u64 mcc; /* num packets subsequently transmitted
successfully w/ multiple prior collisions. */
+ u64 latecol; /* num tx packets w/ late collisions. */
+ u64 tx_underun; /* num tx packets aborted due to transmit FIFO
underrun, or TRD FIFO underrun */
+ u64 tx_trunc; /* num tx packets truncated due to size
exceeding MTU, regardless whether truncated by Selene or not. (The name doesn't
really reflect the meaning in this case.) */
+ u64 rx_pause; /* num Pause packets received. */
u64 rx_rrd_ov;
u64 rx_trunc;
};
@@ -164,29 +161,27 @@ struct atl1_sft_stats {
struct atl1_hw {
u8 __iomem *hw_addr;
struct atl1_adapter *back;
-
enum atl1_dma_order dma_ord;
enum atl1_dma_rcb rcb_value;
enum atl1_dma_req_block dmar_block;
enum atl1_dma_req_block dmaw_block;
-
u8 preamble_len;
- u8 max_retry; /* Retransmission maximum , afterwards the
packet will be discarded. */
- u8 jam_ipg; /* IPG to start JAM for collision based flow
control in half-duplex mode. In unit of 8-bit time. */
- u8 ipgt; /* Desired back to back inter-packet gap. The
default is 96-bit time. */
- u8 min_ifg; /* Minimum number of IFG to enforce in between
RX frames. Frame gap below such IFP is dropped. */
+ u8 max_retry; /* Retransmission maximum, after which the
packet will be discarded */
+ u8 jam_ipg; /* IPG to start JAM for collision based flow
control in half-duplex mode. In units of 8-bit time */
+ u8 ipgt; /* Desired back to back inter-packet gap. The
default is 96-bit time */
+ u8 min_ifg; /* Minimum number of IFG to enforce in between
RX frames. Frame gap below such IFP is dropped */
u8 ipgr1; /* 64bit Carrier-Sense window */
u8 ipgr2; /* 96-bit IPG window */
-
- u8 tpd_burst; /* Number of TPD to prefetch in a cache-aligned
burst. Each TPD is 16-byte in length. */
- u8 rfd_burst; /* Number of RFD to prefetch in a cache-aligned
burst. Each RFD is 12-byte in length. */
+ u8 tpd_burst; /* Number of TPD to prefetch in cache-aligned
burst. Each TPD is 16 bytes long */
+ u8 rfd_burst; /* Number of RFD to prefetch in cache-aligned
burst. Each RFD is 12 bytes long */
u8 rfd_fetch_gap;
- u8 rrd_burst; /* Threshold of number of RRDs can be retired
in a burst. Each RRD is 16-byte in length. */
+ u8 rrd_burst; /* Threshold number of RRDs that can be retired
in a burst. Each RRD is 16 bytes long */
u8 tpd_fetch_th;
u8 tpd_fetch_gap;
u16 tx_jumbo_task_th;
- u16 txf_burst; /* Number of data byte to read in a
cache-aligned burst. Each SRAM entry is 8-byte in length. */
- u16 rx_jumbo_th; /* Jumbo packet size for non-VLAN packet. VLAN
packet should add 4-byte */
+ u16 txf_burst; /* Number of data bytes to read in a
cache-aligned burst. Each SRAM entry is
+ 8 bytes long */
+ u16 rx_jumbo_th; /* Jumbo packet size for non-VLAN packet. VLAN
packets should add 4 bytes */
u16 rx_jumbo_lkah;
u16 rrd_ret_timer; /* RRD retirement timer. Decrement by 1 after
every 512ns passes. */
u16 lcol; /* Collision Window */
@@ -220,8 +215,8 @@ struct atl1_hw {
u8 flash_vendor;
u8 dma_fairness;
- u8 mac_addr[NODE_ADDRESS_SIZE];
- u8 perm_mac_addr[NODE_ADDRESS_SIZE];
+ u8 mac_addr[ETH_ALEN];
+ u8 perm_mac_addr[ETH_ALEN];
/* bool phy_preamble_sup; */
bool phy_configured;
diff --git a/drivers/net/atl1/atl1_ethtool.c b/drivers/net/atl1/atl1_ethtool.c
index 4c6e505..8ce4d06 100644
--- a/drivers/net/atl1/atl1_ethtool.c
+++ b/drivers/net/atl1/atl1_ethtool.c
@@ -1,4 +1,4 @@
-/**
+/*
* Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
* Copyright(c) 2006 Chris Snook <[EMAIL PROTECTED]>
* Copyright(c) 2006 Jay Cliburn <[EMAIL PROTECTED]>
@@ -19,7 +19,7 @@
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- **/
+ */
#include <linux/types.h>
#include <linux/pci.h>
@@ -30,10 +30,6 @@
#include "atl1.h"
-
-extern char atl1_driver_name[];
-extern char atl1_driver_version[];
-
struct atl1_stats {
char stat_string[ETH_GSTRING_LEN];
int sizeof_stat;
@@ -97,7 +93,8 @@ static int atl1_get_stats_count(struct net_device *netdev)
return ARRAY_SIZE(atl1_gstrings_stats);
}
-static int atl1_get_settings(struct net_device *netdev, struct ethtool_cmd
*ecmd)
+static int atl1_get_settings(struct net_device *netdev,
+ struct ethtool_cmd *ecmd)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
struct atl1_hw *hw = &adapter->hw;
@@ -120,9 +117,9 @@ static int atl1_get_settings(struct net_device *netdev,
struct ethtool_cmd *ecmd
ADVERTISED_100baseT_Half |
ADVERTISED_100baseT_Full |
ADVERTISED_1000baseT_Full);
- } else {
- ecmd->advertising |= (ADVERTISED_1000baseT_Full);
}
+ else
+ ecmd->advertising |= (ADVERTISED_1000baseT_Full);
}
ecmd->port = PORT_TP;
ecmd->phy_address = 0;
@@ -141,16 +138,16 @@ static int atl1_get_settings(struct net_device *netdev,
struct ethtool_cmd *ecmd
ecmd->duplex = -1;
}
if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR ||
- hw->media_type == MEDIA_TYPE_1000M_FULL) {
+ hw->media_type == MEDIA_TYPE_1000M_FULL)
ecmd->autoneg = AUTONEG_ENABLE;
- } else {
+ else
ecmd->autoneg = AUTONEG_DISABLE;
- }
return 0;
}
-static int atl1_set_settings(struct net_device *netdev, struct ethtool_cmd
*ecmd)
+static int atl1_set_settings(struct net_device *netdev,
+ struct ethtool_cmd *ecmd)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
struct atl1_hw *hw = &adapter->hw;
@@ -159,14 +156,14 @@ static int atl1_set_settings(struct net_device *netdev,
struct ethtool_cmd *ecmd
u16 old_media_type = hw->media_type;
if (netif_running(adapter->netdev)) {
- printk(KERN_DEBUG "%s: ethtool shutting down link adapter\n",
+ printk(KERN_DEBUG "%s: ethtool shutting down adapter\n",
atl1_driver_name);
atl1_down(adapter);
}
- if (ecmd->autoneg == AUTONEG_ENABLE) {
+ if (ecmd->autoneg == AUTONEG_ENABLE)
hw->media_type = MEDIA_TYPE_AUTO_SENSOR;
- } else {
+ else {
if (ecmd->speed == SPEED_1000) {
if (ecmd->duplex != DUPLEX_FULL) {
printk(KERN_WARNING
@@ -179,15 +176,13 @@ static int atl1_set_settings(struct net_device *netdev,
struct ethtool_cmd *ecmd
} else if (ecmd->speed == SPEED_100) {
if (ecmd->duplex == DUPLEX_FULL) {
hw->media_type = MEDIA_TYPE_100M_FULL;
- } else {
+ } else
hw->media_type = MEDIA_TYPE_100M_HALF;
- }
} else {
- if (ecmd->duplex == DUPLEX_FULL) {
+ if (ecmd->duplex == DUPLEX_FULL)
hw->media_type = MEDIA_TYPE_10M_FULL;
- } else {
+ else
hw->media_type = MEDIA_TYPE_10M_HALF;
- }
}
}
switch (hw->media_type) {
@@ -217,9 +212,9 @@ static int atl1_set_settings(struct net_device *netdev,
struct ethtool_cmd *ecmd
goto exit_sset;
}
if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR ||
- hw->media_type == MEDIA_TYPE_1000M_FULL) {
+ hw->media_type == MEDIA_TYPE_1000M_FULL)
phy_data = MII_CR_RESET | MII_CR_AUTO_NEG_EN;
- } else {
+ else {
switch (hw->media_type) {
case MEDIA_TYPE_100M_FULL:
phy_data =
@@ -240,15 +235,15 @@ static int atl1_set_settings(struct net_device *netdev,
struct ethtool_cmd *ecmd
}
atl1_write_phy_reg(hw, MII_BMCR, phy_data);
exit_sset:
- if (ret_val) {
+ if (ret_val)
hw->media_type = old_media_type;
- }
+
if (netif_running(adapter->netdev)) {
- printk(KERN_DEBUG "%s: ethtool starting link adapter\n",
+ printk(KERN_DEBUG "%s: ethtool starting adapter\n",
atl1_driver_name);
atl1_up(adapter);
} else if (!ret_val) {
- printk(KERN_DEBUG "%s: ethtool resetting link adapter\n",
+ printk(KERN_DEBUG "%s: ethtool resetting adapter\n",
atl1_driver_name);
atl1_reset(adapter);
}
@@ -260,11 +255,13 @@ static void atl1_get_drvinfo(struct net_device *netdev,
{
struct atl1_adapter *adapter = netdev_priv(netdev);
- strncpy(drvinfo->driver, atl1_driver_name, 32);
- strncpy(drvinfo->version, atl1_driver_version, 32);
- strncpy(drvinfo->fw_version, "N/A", 32);
- strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
- drvinfo->eedump_len = 48;
+ strncpy(drvinfo->driver, atl1_driver_name, sizeof(drvinfo->driver));
+ strncpy(drvinfo->version, atl1_driver_version,
+ sizeof(drvinfo->version));
+ strncpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
+ strncpy(drvinfo->bus_info, pci_name(adapter->pdev),
+ sizeof(drvinfo->bus_info));
+ drvinfo->eedump_len = ATL1_EEDUMP_LEN;
}
static void atl1_get_wol(struct net_device *netdev,
@@ -361,7 +358,8 @@ static u32 atl1_get_rx_csum(struct net_device *netdev)
return 1;
}
-static void atl1_get_strings(struct net_device *netdev, u32 stringset, u8
*data)
+static void atl1_get_strings(struct net_device *netdev, u32 stringset,
+ u8 *data)
{
u8 *p = data;
int i;
diff --git a/drivers/net/atl1/atl1_hw.c b/drivers/net/atl1/atl1_hw.c
index 4062abd..a5e92e7 100644
--- a/drivers/net/atl1/atl1_hw.c
+++ b/drivers/net/atl1/atl1_hw.c
@@ -1,4 +1,4 @@
-/**
+/*
* Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
* Copyright(c) 2006 Chris Snook <[EMAIL PROTECTED]>
* Copyright(c) 2006 Jay Cliburn <[EMAIL PROTECTED]>
@@ -19,7 +19,7 @@
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- **/
+ */
#include <linux/types.h>
#include <linux/pci.h>
@@ -28,36 +28,34 @@
#include <linux/etherdevice.h>
#include <linux/crc32.h>
#include <asm/byteorder.h>
-#include "atl1.h"
+#include "atl1.h"
-extern char atl1_driver_name[];
-
-/**
+/*
* Reset the transmit and receive units; mask and clear all interrupts.
* hw - Struct containing variables accessed by shared code
* return : ATL1_SUCCESS or idle status (if error)
- **/
-s32 atl1_reset_hw(struct atl1_hw * hw)
+ */
+s32 atl1_reset_hw(struct atl1_hw *hw)
{
u32 icr;
int i;
- /**
+ /*
* Clear Interrupt mask to stop board from generating
* interrupts & Clear any pending interrupt events
- **/
- /**
+ */
+ /*
* iowrite32(0, hw->hw_addr + REG_IMR);
* iowrite32(0xffffffff, hw->hw_addr + REG_ISR);
- **/
+ */
- /**
+ /*
* Issue Soft Reset to the MAC. This will reset the chip's
* transmit, receive, DMA. It will not effect
* the current PCI configuration. The global reset bit is self-
* clearing, and should clear within a microsecond.
- **/
+ */
iowrite32(MASTER_CTRL_SOFT_RST, hw->hw_addr + REG_MASTER_CTRL);
ioread32(hw->hw_addr + REG_MASTER_CTRL);
@@ -83,11 +81,11 @@ s32 atl1_reset_hw(struct atl1_hw * hw)
return ATL1_SUCCESS;
}
-/** function about EEPROM
+/* function about EEPROM
*
* check_eeprom_exist
* return 0 if eeprom exist
- **/
+ */
static int atl1_check_eeprom_exist(struct atl1_hw *hw)
{
u32 value;
@@ -101,7 +99,7 @@ static int atl1_check_eeprom_exist(struct atl1_hw *hw)
return ((value & 0xFF00) == 0x6C00) ? 0 : 1;
}
-static bool atl1_read_eeprom(struct atl1_hw *hw, u32 offset, u32 * p_value)
+static bool atl1_read_eeprom(struct atl1_hw *hw, u32 offset, u32 *p_value)
{
int i;
u32 control;
@@ -127,12 +125,12 @@ static bool atl1_read_eeprom(struct atl1_hw *hw, u32
offset, u32 * p_value)
return false; /* timeout */
}
-/**
+/*
* Reads the value from a PHY register
* hw - Struct containing variables accessed by shared code
* reg_addr - address of the PHY register to read
- **/
-s32 atl1_read_phy_reg(struct atl1_hw * hw, u16 reg_addr, u16 * phy_data)
+ */
+s32 atl1_read_phy_reg(struct atl1_hw *hw, u16 reg_addr, u16 *phy_data)
{
u32 val;
int i;
@@ -146,9 +144,8 @@ s32 atl1_read_phy_reg(struct atl1_hw * hw, u16 reg_addr,
u16 * phy_data)
for (i = 0; i < MDIO_WAIT_TIMES; i++) {
udelay(2);
val = ioread32(hw->hw_addr + REG_MDIO_CTRL);
- if (!(val & (MDIO_START | MDIO_BUSY))) {
+ if (!(val & (MDIO_START | MDIO_BUSY)))
break;
- }
}
if (!(val & (MDIO_START | MDIO_BUSY))) {
*phy_data = (u16) val;
@@ -163,7 +160,7 @@ s32 atl1_read_phy_reg(struct atl1_hw * hw, u16 reg_addr,
u16 * phy_data)
#define CUSTOM_SPI_CS_HOLD 2
#define CUSTOM_SPI_CS_HI 3
-static bool atl1_spi_read(struct atl1_hw *hw, u32 addr, u32 * buf)
+static bool atl1_spi_read(struct atl1_hw *hw, u32 addr, u32 *buf)
{
int i;
u32 value;
@@ -205,16 +202,16 @@ static bool atl1_spi_read(struct atl1_hw *hw, u32 addr,
u32 * buf)
return true;
}
-/**
+/*
* get_permanent_address
* return 0 if get valid mac address,
- **/
+ */
int atl1_get_permanent_address(struct atl1_hw *hw)
{
u32 addr[2];
u32 i, control;
u16 reg;
- u8 eth_addr[NODE_ADDRESS_SIZE];
+ u8 eth_addr[ETH_ALEN];
bool key_valid;
if (is_valid_ether_addr(hw->perm_mac_addr))
@@ -233,32 +230,29 @@ int atl1_get_permanent_address(struct atl1_hw *hw)
if (key_valid) {
if (reg == REG_MAC_STA_ADDR)
addr[0] = control;
- else if (reg == (REG_MAC_STA_ADDR + 4))
{
+ else if (reg == (REG_MAC_STA_ADDR + 4))
addr[1] = control;
- }
key_valid = false;
} else if ((control & 0xff) == 0x5A) {
key_valid = true;
reg = (u16) (control >> 16);
- } else {
+ } else
break; /* assume data end while
encount an invalid KEYWORD */
- }
- } else {
+ } else
break; /* read error */
- }
i += 4;
}
-/**
+/*
* The following 2 lines are the Attansic originals. Saving for posterity.
* *(u32 *) & eth_addr[2] = LONGSWAP(addr[0]);
* *(u16 *) & eth_addr[0] = SHORTSWAP(*(u16 *) & addr[1]);
- **/
+ */
*(u32 *) & eth_addr[2] = swab32(addr[0]);
*(u16 *) & eth_addr[0] = swab16(*(u16 *) & addr[1]);
if (is_valid_ether_addr(eth_addr)) {
- memcpy(hw->perm_mac_addr, eth_addr, NODE_ADDRESS_SIZE);
+ memcpy(hw->perm_mac_addr, eth_addr, ETH_ALEN);
return 0;
}
return 1;
@@ -274,53 +268,50 @@ int atl1_get_permanent_address(struct atl1_hw *hw)
if (key_valid) {
if (reg == REG_MAC_STA_ADDR)
addr[0] = control;
- else if (reg == (REG_MAC_STA_ADDR + 4)) {
+ else if (reg == (REG_MAC_STA_ADDR + 4))
addr[1] = control;
- }
key_valid = false;
} else if ((control & 0xff) == 0x5A) {
key_valid = true;
reg = (u16) (control >> 16);
- } else {
+ } else
break; /* data end */
- }
- } else {
+ } else
break; /* read error */
- }
i += 4;
}
-/**
+/*
* The following 2 lines are the Attansic originals. Saving for posterity.
* *(u32 *) & eth_addr[2] = LONGSWAP(addr[0]);
* *(u16 *) & eth_addr[0] = SHORTSWAP(*(u16 *) & addr[1]);
- **/
+ */
*(u32 *) & eth_addr[2] = swab32(addr[0]);
*(u16 *) & eth_addr[0] = swab16(*(u16 *) & addr[1]);
if (is_valid_ether_addr(eth_addr)) {
- memcpy(hw->perm_mac_addr, eth_addr, NODE_ADDRESS_SIZE);
+ memcpy(hw->perm_mac_addr, eth_addr, ETH_ALEN);
return 0;
}
return 1;
}
-/**
+/*
* Reads the adapter's MAC address from the EEPROM
* hw - Struct containing variables accessed by shared code
- **/
-s32 atl1_read_mac_addr(struct atl1_hw * hw)
+ */
+s32 atl1_read_mac_addr(struct atl1_hw *hw)
{
u16 i;
if (atl1_get_permanent_address(hw))
random_ether_addr(hw->perm_mac_addr);
- for (i = 0; i < NODE_ADDRESS_SIZE; i++)
+ for (i = 0; i < ETH_ALEN; i++)
hw->mac_addr[i] = hw->perm_mac_addr[i];
return ATL1_SUCCESS;
}
-/**
+/*
* Hashes an address to determine its location in the multicast table
* hw - Struct containing variables accessed by shared code
* mc_addr - the multicast address to hash
@@ -331,8 +322,8 @@ s32 atl1_read_mac_addr(struct atl1_hw * hw)
* hash calcu processing :
* 1. calcu 32bit CRC for multicast address
* 2. reverse crc with MSB to LSB
- **/
-u32 atl1_hash_mc_addr(struct atl1_hw * hw, u8 * mc_addr)
+ */
+u32 atl1_hash_mc_addr(struct atl1_hw *hw, u8 *mc_addr)
{
u32 crc32, value = 0;
int i;
@@ -345,17 +336,17 @@ u32 atl1_hash_mc_addr(struct atl1_hw * hw, u8 * mc_addr)
return value;
}
-/**
+/*
* Sets the bit in the multicast table corresponding to the hash value.
* hw - Struct containing variables accessed by shared code
* hash_value - Multicast address hash value
- **/
+ */
void atl1_hash_set(struct atl1_hw *hw, u32 hash_value)
{
u32 hash_bit, hash_reg;
u32 mta;
- /**
+ /*
* The HASH Table is a register array of 2 32-bit registers.
* It is treated like an array of 64 bits. We want to set
* bit BitArray[hash_value]. So we figure out what register
@@ -363,7 +354,7 @@ void atl1_hash_set(struct atl1_hw *hw, u32 hash_value)
* back the new value. The register is determined by the
* upper 7 bits of the hash value and the bit within that
* register are determined by the lower 5 bits of the value.
- **/
+ */
hash_reg = (hash_value >> 31) & 0x1;
hash_bit = (hash_value >> 26) & 0x1F;
mta = ioread32((hw + REG_RX_HASH_TABLE) + (hash_reg << 2));
@@ -371,12 +362,12 @@ void atl1_hash_set(struct atl1_hw *hw, u32 hash_value)
iowrite32(mta, (hw->hw_addr + REG_RX_HASH_TABLE) + (hash_reg << 2));
}
-/**
+/*
* Writes a value to a PHY register
* hw - Struct containing variables accessed by shared code
* reg_addr - address of the PHY register to write
* data - data to write to the PHY
- **/
+ */
s32 atl1_write_phy_reg(struct atl1_hw *hw, u32 reg_addr, u16 phy_data)
{
int i;
@@ -402,12 +393,12 @@ s32 atl1_write_phy_reg(struct atl1_hw *hw, u32 reg_addr,
u16 phy_data)
return ATL1_ERR_PHY;
}
-/**
+/*
* Make L001's PHY out of Power Saving State (bug)
* hw - Struct containing variables accessed by shared code
* when power on, L001's PHY always on Power saving State
* (Gigabit Link forbidden)
- **/
+ */
static s32 atl1_phy_leave_power_saving(struct atl1_hw *hw)
{
s32 ret;
@@ -417,10 +408,10 @@ static s32 atl1_phy_leave_power_saving(struct atl1_hw *hw)
return atl1_write_phy_reg(hw, 30, 0);
}
-/**
+/*
*TODO: do something or get rid of this
- **/
-s32 atl1_phy_enter_power_saving(struct atl1_hw * hw)
+ */
+s32 atl1_phy_enter_power_saving(struct atl1_hw *hw)
{
/* s32 ret_val;
* u16 phy_data;
@@ -434,21 +425,21 @@ s32 atl1_phy_enter_power_saving(struct atl1_hw * hw)
return ATL1_SUCCESS;
}
-/**
+/*
* Resets the PHY and make all config validate
* hw - Struct containing variables accessed by shared code
*
* Sets bit 15 and 12 of the MII Control regiser (for F001 bug)
- **/
+ */
static s32 atl1_phy_reset(struct atl1_hw *hw)
{
s32 ret_val;
u16 phy_data;
if (hw->media_type == MEDIA_TYPE_AUTO_SENSOR ||
- hw->media_type == MEDIA_TYPE_1000M_FULL) {
+ hw->media_type == MEDIA_TYPE_1000M_FULL)
phy_data = MII_CR_RESET | MII_CR_AUTO_NEG_EN;
- } else {
+ else {
switch (hw->media_type) {
case MEDIA_TYPE_100M_FULL:
phy_data =
@@ -472,9 +463,7 @@ static s32 atl1_phy_reset(struct atl1_hw *hw)
if (ret_val) {
u32 val;
int i;
- /**************************************
- * pcie serdes link may be down !
- **************************************/
+ /* pcie serdes link may be down! */
printk(KERN_DEBUG "%s: autoneg caused pcie phy link down\n",
atl1_driver_name);
@@ -495,11 +484,11 @@ static s32 atl1_phy_reset(struct atl1_hw *hw)
return ATL1_SUCCESS;
}
-/**
+/*
* Configures PHY autoneg and flow control advertisement settings
* hw - Struct containing variables accessed by shared code
- **/
-s32 atl1_phy_setup_autoneg_adv(struct atl1_hw * hw)
+ */
+s32 atl1_phy_setup_autoneg_adv(struct atl1_hw *hw)
{
s32 ret_val;
s16 mii_autoneg_adv_reg;
@@ -511,18 +500,18 @@ s32 atl1_phy_setup_autoneg_adv(struct atl1_hw * hw)
/* Read the MII 1000Base-T Control Register (Address 9). */
mii_1000t_ctrl_reg = MII_AT001_CR_1000T_DEFAULT_CAP_MASK;
- /**
+ /*
* First we clear all the 10/100 mb speed bits in the Auto-Neg
* Advertisement Register (Address 4) and the 1000 mb speed bits in
* the 1000Base-T Control Register (Address 9).
- **/
+ */
mii_autoneg_adv_reg &= ~MII_AR_SPEED_MASK;
mii_1000t_ctrl_reg &= ~MII_AT001_CR_1000T_SPEED_MASK;
- /**
+ /*
* Need to parse media_type and set up
* the appropriate PHY registers.
- **/
+ */
switch (hw->media_type) {
case MEDIA_TYPE_AUTO_SENSOR:
mii_autoneg_adv_reg |= (MII_AR_10T_HD_CAPS |
@@ -570,22 +559,22 @@ s32 atl1_phy_setup_autoneg_adv(struct atl1_hw * hw)
return ATL1_SUCCESS;
}
-/**
+/*
* Configures link settings.
* hw - Struct containing variables accessed by shared code
* Assumes the hardware has previously been reset and the
* transmitter and receiver are not enabled.
- **/
+ */
static s32 atl1_setup_link(struct atl1_hw *hw)
{
s32 ret_val;
- /**
+ /*
* Options:
* PHY will advertise value(s) parsed from
* autoneg_advertised and fc
* no matter what autoneg is , We will not wait link result.
- **/
+ */
ret_val = atl1_phy_setup_autoneg_adv(hw);
if (ret_val) {
printk(KERN_DEBUG "%s: error setting up autonegotiation\n",
@@ -595,7 +584,8 @@ static s32 atl1_setup_link(struct atl1_hw *hw)
/* SW.Reset , En-Auto-Neg if needed */
ret_val = atl1_phy_reset(hw);
if (ret_val) {
- printk(KERN_DEBUG "%s: error resetting the phy\n",
atl1_driver_name);
+ printk(KERN_DEBUG "%s: error resetting the phy\n",
+ atl1_driver_name);
return ret_val;
}
hw->phy_configured = true;
@@ -633,14 +623,14 @@ static void atl1_init_flash_opcode(struct atl1_hw *hw)
hw->hw_addr + REG_SPI_FLASH_OP_READ);
}
-/**
+/*
* Performs basic configuration of the adapter.
* hw - Struct containing variables accessed by shared code
* Assumes that the controller has previously been reset and is in a
* post-reset uninitialized state. Initializes multicast table,
* and Calls routines to setup link
* Leaves the transmit and receive units disabled and uninitialized.
- **/
+ */
s32 atl1_init_hw(struct atl1_hw *hw)
{
u32 ret_val = 0;
@@ -667,13 +657,13 @@ s32 atl1_init_hw(struct atl1_hw *hw)
return ret_val;
}
-/**
+/*
* Detects the current speed and duplex settings of the hardware.
* hw - Struct containing variables accessed by shared code
* speed - Speed of the connection
* duplex - Duplex setting of the connection
- **/
-s32 atl1_get_speed_and_duplex(struct atl1_hw * hw, u16 * speed, u16 * duplex)
+ */
+s32 atl1_get_speed_and_duplex(struct atl1_hw *hw, u16 *speed, u16 *duplex)
{
s32 ret_val;
u16 phy_data;
@@ -713,11 +703,11 @@ s32 atl1_get_speed_and_duplex(struct atl1_hw * hw, u16 *
speed, u16 * duplex)
void atl1_set_mac_addr(struct atl1_hw *hw)
{
u32 value;
- /**
+ /*
* 00-0B-6A-F6-00-DC
* 0: 6AF600DC 1: 000B
* low dword
- **/
+ */
value = (((u32) hw->mac_addr[2]) << 24) |
(((u32) hw->mac_addr[3]) << 16) |
(((u32) hw->mac_addr[4]) << 8) | (((u32) hw->mac_addr[5]));
diff --git a/drivers/net/atl1/atl1_hw.h b/drivers/net/atl1/atl1_hw.h
index 0450b77..41f3ca7 100644
--- a/drivers/net/atl1/atl1_hw.h
+++ b/drivers/net/atl1/atl1_hw.h
@@ -1,4 +1,4 @@
-/**
+/*
* Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
* Copyright(c) 2006 Chris Snook <[EMAIL PROTECTED]>
* Copyright(c) 2006 Jay Cliburn <[EMAIL PROTECTED]>
@@ -23,25 +23,28 @@
* There are a lot of defines in here that are unused and/or have cryptic
* names. Please leave them alone, as they're the closest thing we have
* to a spec from Attansic at present. *ahem* -- CHS
- **/
+ */
#ifndef _ATL1_HW_H_
#define _ATL1_HW_H_
+#include <linux/types.h>
+#include <linux/mii.h>
+
struct atl1_adapter;
struct atl1_hw;
/* function prototypes needed by multiple files */
s32 atl1_phy_setup_autoneg_adv(struct atl1_hw *hw);
s32 atl1_write_phy_reg(struct atl1_hw *hw, u32 reg_addr, u16 phy_data);
-s32 atl1_get_speed_and_duplex(struct atl1_hw *hw, u16 * speed, u16 * duplex);
+s32 atl1_get_speed_and_duplex(struct atl1_hw *hw, u16 *speed, u16 *duplex);
s32 atl1_read_mac_addr(struct atl1_hw *hw);
s32 atl1_init_hw(struct atl1_hw *hw);
-s32 atl1_get_speed_and_duplex(struct atl1_hw *hw, u16 * speed, u16 * duplex);
+s32 atl1_get_speed_and_duplex(struct atl1_hw *hw, u16 *speed, u16 *duplex);
s32 atl1_set_speed_and_duplex(struct atl1_hw *hw, u16 speed, u16 duplex);
-u32 atl1_hash_mc_addr(struct atl1_hw *hw, u8 * mc_addr);
+u32 atl1_hash_mc_addr(struct atl1_hw *hw, u8 *mc_addr);
void atl1_hash_set(struct atl1_hw *hw, u32 hash_value);
-s32 atl1_read_phy_reg(struct atl1_hw *hw, u16 reg_addr, u16 * phy_data);
+s32 atl1_read_phy_reg(struct atl1_hw *hw, u16 reg_addr, u16 *phy_data);
void atl1_set_mac_addr(struct atl1_hw *hw);
s32 atl1_phy_enter_power_saving(struct atl1_hw *hw);
s32 atl1_reset_hw(struct atl1_hw *hw);
@@ -506,29 +509,11 @@ void atl1_check_options(struct atl1_adapter *adapter);
/* MII definition */
/* PHY Common Register */
-#define MII_BMCR 0x00
-#define MII_BMSR 0x01
-#define MII_PHYSID1 0x02
-#define MII_PHYSID2 0x03
-#define MII_ADVERTISE 0x04
-#define MII_LPA 0x05
-#define MII_EXPANSION 0x06
#define MII_AT001_CR 0x09
#define MII_AT001_SR 0x0A
#define MII_AT001_ESR 0x0F
#define MII_AT001_PSCR 0x10
#define MII_AT001_PSSR 0x11
-#define MII_DCOUNTER 0x12
-#define MII_FCSCOUNTER 0x13
-#define MII_NWAYTEST 0x14
-#define MII_RERRCOUNTER 0x15
-#define MII_SREVISION 0x16
-#define MII_RESV1 0x17
-#define MII_LBRERROR 0x18
-#define MII_PHYADDR 0x19
-#define MII_RESV2 0x1a
-#define MII_TPISTATUS 0x1b
-#define MII_NCONFIG 0x1c
/* PHY Control Register */
#define MII_CR_SPEED_SELECT_MSB 0x0040 /* bits
6,13: 10=1000, 01=100, 00=10 */
@@ -707,7 +692,8 @@ void atl1_check_options(struct atl1_adapter *adapter);
/* For checksumming , the sum of all words in the EEPROM should equal 0xBABA */
#define EEPROM_SUM 0xBABA
-#define NODE_ADDRESS_SIZE 6
+
+#define ATL1_EEDUMP_LEN 48
/* Statistics counters collected by the MAC */
struct stats_msg_block {
diff --git a/drivers/net/atl1/atl1_main.c b/drivers/net/atl1/atl1_main.c
index 1045325..0afa9c1 100644
--- a/drivers/net/atl1/atl1_main.c
+++ b/drivers/net/atl1/atl1_main.c
@@ -1,4 +1,4 @@
-/**
+/*
* Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
* Copyright(c) 2006 Chris Snook <[EMAIL PROTECTED]>
* Copyright(c) 2006 Jay Cliburn <[EMAIL PROTECTED]>
@@ -48,7 +48,7 @@
* promiscuous mode
* interrupt coalescing
* SMP torture testing
- **/
+ */
#include <linux/types.h>
#include <linux/netdevice.h>
@@ -74,6 +74,7 @@
#include <linux/tcp.h>
#include <linux/compiler.h>
#include <linux/delay.h>
+#include <linux/mii.h>
#include <net/checksum.h>
#include <asm/atomic.h>
@@ -82,7 +83,7 @@
#include "atl1.h"
#define RUN_REALTIME 0
-#define DRIVER_VERSION "2.0.5"
+#define DRIVER_VERSION "2.0.6"
char atl1_driver_name[] = "atl1";
static const char atl1_driver_string[] = "Attansic L1 Ethernet Network Driver";
@@ -97,9 +98,9 @@ MODULE_VERSION(DRIVER_VERSION);
extern struct ethtool_ops atl1_ethtool_ops;
-/**
+/*
* atl1_pci_tbl - PCI Device ID Table
- **/
+ */
static const struct pci_device_id atl1_pci_tbl[] = {
{PCI_DEVICE(0x1969, 0x1048)},
/* required last entry */
@@ -108,14 +109,14 @@ static const struct pci_device_id atl1_pci_tbl[] = {
MODULE_DEVICE_TABLE(pci, atl1_pci_tbl);
-/**
+/*
* atl1_sw_init - Initialize general software structures (struct atl1_adapter)
* @adapter: board private structure to initialize
*
* atl1_sw_init initializes the Adapter private data structure.
* Fields are initialized based on PCI device information and
* OS network device settings (MTU size).
- **/
+ */
static int __devinit atl1_sw_init(struct atl1_adapter *adapter)
{
struct atl1_hw *hw = &adapter->hw;
@@ -124,7 +125,6 @@ static int __devinit atl1_sw_init(struct atl1_adapter
*adapter)
/* PCI config space info */
pci_read_config_byte(pdev, PCI_REVISION_ID, &hw->revision_id);
- pci_read_config_word(pdev, PCI_COMMAND, &hw->pci_cmd_word);
hw->max_frame_size = netdev->mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE;
hw->min_frame_size = MINIMUM_ETHERNET_FRAME_SIZE;
@@ -172,13 +172,13 @@ static int __devinit atl1_sw_init(struct atl1_adapter
*adapter)
return 0;
}
-/**
+/*
* atl1_setup_mem_resources - allocate Tx / RX descriptor resources
* @adapter: board private structure
*
* Return 0 on success, negative on failure
- **/
-s32 atl1_setup_ring_resources(struct atl1_adapter * adapter)
+ */
+s32 atl1_setup_ring_resources(struct atl1_adapter *adapter)
{
struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
struct atl1_rfd_ring *rfd_ring = &adapter->rfd_ring;
@@ -216,21 +216,6 @@ s32 atl1_setup_ring_resources(struct atl1_adapter *
adapter)
goto err_nomem;
}
- if (adapter->pci_using_64) {
- /* test whether HIDWORD dma buffer is not cross boundary */
- if (unlikely(((ring_header->dma & 0xffffffff00000000ULL) >> 32)
- != (((ring_header->dma + size) & 0xffffffff00000000ULL) >>
- 32))) {
- pci_free_consistent(pdev, ring_header->size,
- ring_header->desc,
- ring_header->dma);
- printk(KERN_DEBUG
- "%s: memory allocated across 32bit boundary\n",
- atl1_driver_name);
- goto err_nomem;
- }
- }
-
memset(ring_header->desc, 0, ring_header->size);
/* init TPD ring */
@@ -279,15 +264,14 @@ s32 atl1_setup_ring_resources(struct atl1_adapter *
adapter)
return ATL1_SUCCESS;
err_nomem:
- if (tpd_ring->buffer_info)
- kfree(tpd_ring->buffer_info);
+ kfree(tpd_ring->buffer_info);
return -ENOMEM;
}
-/**
+/*
* atl1_irq_enable - Enable default interrupt generation settings
* @adapter: board private structure
- **/
+ */
static void atl1_irq_enable(struct atl1_adapter *adapter)
{
if (likely(!atomic_dec_and_test(&adapter->irq_sem)))
@@ -297,9 +281,11 @@ static void atl1_irq_enable(struct atl1_adapter *adapter)
static void atl1_clear_phy_int(struct atl1_adapter *adapter)
{
u16 phy_data;
- spin_lock(&adapter->lock);
+ unsigned long flags;
+
+ spin_lock_irqsave(&adapter->lock, flags);
atl1_read_phy_reg(&adapter->hw, 19, &phy_data);
- spin_unlock(&adapter->lock);
+ spin_unlock_irqrestore(&adapter->lock, flags);
}
static void atl1_inc_smb(struct atl1_adapter *adapter)
@@ -381,7 +367,7 @@ static void atl1_inc_smb(struct atl1_adapter *adapter)
}
static void atl1_rx_checksum(struct atl1_adapter *adapter,
- struct rx_return_desc * rrd,
+ struct rx_return_desc *rrd,
struct sk_buff *skb)
{
skb->ip_summed = CHECKSUM_NONE;
@@ -418,10 +404,10 @@ static void atl1_rx_checksum(struct atl1_adapter *adapter,
return;
}
-/**
+/*
* atl1_alloc_rx_buffers - Replace used receive buffers
* @adapter: address of board private structure
- **/
+ */
static u16 atl1_alloc_rx_buffers(struct atl1_adapter *adapter)
{
struct atl1_rfd_ring *rfd_ring = &adapter->rfd_ring;
@@ -455,11 +441,11 @@ static u16 atl1_alloc_rx_buffers(struct atl1_adapter
*adapter)
break;
}
- /**
+ /*
* Make buffer alignment 2 beyond a 16 byte boundary
* this will result in a 16 byte aligned IP header after
* the 14 byte MAC header is removed
- **/
+ */
skb_reserve(skb, NET_IP_ALIGN);
skb->dev = netdev;
@@ -486,12 +472,12 @@ next:
}
if (num_alloc) {
- /**
+ /*
* Force memory writes to complete before letting h/w
* know there are new descriptors to fetch. (Only
* applicable for weak-ordered memory model archs,
* such as IA-64).
- **/
+ */
wmb();
atomic_set(&rfd_ring->next_to_use, (int)rfd_next_to_use);
}
@@ -714,12 +700,12 @@ static void atl1_check_for_link(struct atl1_adapter
*adapter)
schedule_work(&adapter->link_chg_task);
}
-/**
+/*
* atl1_intr - Interrupt Handler
* @irq: interrupt number
* @data: pointer to a network interface device structure
* @pt_regs: CPU registers structure
- **/
+ */
static irqreturn_t atl1_intr(int irq, void *data)
{
/*struct atl1_adapter *adapter = ((struct net_device *)data)->priv;*/
@@ -738,9 +724,9 @@ static irqreturn_t atl1_intr(int irq, void *data)
/* clear CMB interrupt status at once */
adapter->cmb.cmb->int_stats = 0;
- if (status & ISR_GPHY) { /* clear phy status */
+ if (status & ISR_GPHY) /* clear phy status */
atl1_clear_phy_int(adapter);
- }
+
/* clear ISR status, and Enable CMB DMA/Disable Interrupt */
iowrite32(status | ISR_DIS_INT, adapter->hw.hw_addr + REG_ISR);
@@ -785,11 +771,10 @@ static irqreturn_t atl1_intr(int irq, void *data)
ISR_HOST_RRD_OV | ISR_CMB_RX))) {
if (status &
(ISR_RXF_OV | ISR_RFD_UNRUN | ISR_RRD_OV |
- ISR_HOST_RFD_UNRUN | ISR_HOST_RRD_OV)) {
+ ISR_HOST_RFD_UNRUN | ISR_HOST_RRD_OV))
printk(KERN_INFO
"%s: rx exception: status = 0x%x\n",
atl1_driver_name, status);
- }
atl1_intr_rx(adapter);
}
@@ -803,7 +788,7 @@ static irqreturn_t atl1_intr(int irq, void *data)
return IRQ_HANDLED;
}
-/**
+/*
* atl1_set_multi - Multicast and Promiscuous mode set
* @netdev: network interface device structure
*
@@ -811,7 +796,7 @@ static irqreturn_t atl1_intr(int irq, void *data)
* list or the network interface flags are updated. This routine is
* responsible for configuring the hardware for proper multicast,
* promiscuous mode, and all-multi behavior.
- **/
+ */
static void atl1_set_multi(struct net_device *netdev)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
@@ -822,14 +807,13 @@ static void atl1_set_multi(struct net_device *netdev)
/* Check for Promiscuous and All Multicast modes */
rctl = ioread32(hw->hw_addr + REG_MAC_CTRL);
- if (netdev->flags & IFF_PROMISC) {
+ if (netdev->flags & IFF_PROMISC)
rctl |= MAC_CTRL_PROMIS_EN;
- } else if (netdev->flags & IFF_ALLMULTI) {
+ else if (netdev->flags & IFF_ALLMULTI) {
rctl |= MAC_CTRL_MC_ALL_EN;
rctl &= ~MAC_CTRL_PROMIS_EN;
- } else {
+ } else
rctl &= ~(MAC_CTRL_PROMIS_EN | MAC_CTRL_MC_ALL_EN);
- }
iowrite32(rctl, hw->hw_addr + REG_MAC_CTRL);
@@ -1045,12 +1029,12 @@ static void set_flow_ctrl_new(struct atl1_hw *hw)
iowrite32(value, hw->hw_addr + REG_RXQ_RRD_PAUSE_THRESH);
}
-/**
+/*
* atl1_configure - Configure Transmit&Receive Unit after Reset
* @adapter: board private structure
*
* Configure the Tx /Rx unit of the MAC after a reset.
- **/
+ */
static u32 atl1_configure(struct atl1_adapter *adapter)
{
struct atl1_hw *hw = &adapter->hw;
@@ -1206,25 +1190,26 @@ static u32 atl1_configure(struct atl1_adapter *adapter)
iowrite32(value, hw->hw_addr + REG_CSMB_CTRL);
value = ioread32(adapter->hw.hw_addr + REG_ISR);
- if (unlikely((value & ISR_PHY_LINKDOWN) != 0)) {
+ if (unlikely((value & ISR_PHY_LINKDOWN) != 0))
value = 1; /* config failed */
- } else {
+ else
value = 0;
- }
+
/* clear all interrupt status */
iowrite32(0x3fffffff, adapter->hw.hw_addr + REG_ISR);
iowrite32(0, adapter->hw.hw_addr + REG_ISR);
return value;
}
-/**
+/*
* atl1_irq_disable - Mask off interrupt generation on the NIC
* @adapter: board private structure
- **/
+ */
void atl1_irq_disable(struct atl1_adapter *adapter)
{
atomic_inc(&adapter->irq_sem);
iowrite32(0, adapter->hw.hw_addr + REG_IMR);
+ ioread32(adapter->hw.hw_addr + REG_IMR);
synchronize_irq(adapter->pdev->irq);
}
@@ -1255,14 +1240,14 @@ static void atl1_vlan_rx_register(struct net_device
*netdev,
spin_unlock_irqrestore(&adapter->lock, flags);
}
-/** FIXME: justify or remove -- CHS */
+/* FIXME: justify or remove -- CHS */
static void atl1_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
{
/* We don't do Vlan filtering */
return;
}
-/** FIXME: this looks wrong too -- CHS */
+/* FIXME: this looks wrong too -- CHS */
static void atl1_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
@@ -1301,7 +1286,7 @@ static u16 tpd_avail(struct atl1_tpd_ring *tpd_ring)
}
static int atl1_tso(struct atl1_adapter *adapter, struct sk_buff *skb,
- struct tso_param * tso)
+ struct tso_param *tso)
{
/* We enter this function holding a spinlock. */
u8 ipofst;
@@ -1341,7 +1326,7 @@ static int atl1_tso(struct atl1_adapter *adapter, struct
sk_buff *skb,
}
static int atl1_tx_csum(struct atl1_adapter *adapter, struct sk_buff *skb,
- struct csum_param * csum)
+ struct csum_param *csum)
{
u8 css, cso;
@@ -1470,7 +1455,7 @@ static void atl1_tx_map(struct atl1_adapter *adapter,
}
static void atl1_tx_queue(struct atl1_adapter *adapter, int count,
- union tpd_descr * descr)
+ union tpd_descr *descr)
{
/* We enter this function holding a spinlock. */
struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
@@ -1503,12 +1488,12 @@ static void atl1_tx_queue(struct atl1_adapter *adapter,
int count,
if (++tpd_next_to_use == tpd_ring->count)
tpd_next_to_use = 0;
}
- /**
+ /*
* Force memory writes to complete before letting h/w
* know there are new descriptors to fetch. (Only
* applicable for weak-ordered memory model archs,
* such as IA-64).
- **/
+ */
wmb();
atomic_set(&tpd_ring->next_to_use, (int)tpd_next_to_use);
@@ -1648,23 +1633,23 @@ static int atl1_xmit_frame(struct sk_buff *skb, struct
net_device *netdev)
return NETDEV_TX_OK;
}
-/**
+/*
* atl1_get_stats - Get System Network Statistics
* @netdev: network interface device structure
*
* Returns the address of the device statistics structure.
* The statistics are actually updated from the timer callback.
- **/
+ */
static struct net_device_stats *atl1_get_stats(struct net_device *netdev)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
return &adapter->net_stats;
}
-/**
+/*
* atl1_clean_rx_ring - Free RFD Buffers
* @adapter: board private structure
- **/
+ */
static void atl1_clean_rx_ring(struct atl1_adapter *adapter)
{
struct atl1_rfd_ring *rfd_ring = &adapter->rfd_ring;
@@ -1703,10 +1688,10 @@ static void atl1_clean_rx_ring(struct atl1_adapter
*adapter)
atomic_set(&rrd_ring->next_to_clean, 0);
}
-/**
+/*
* atl1_clean_tx_ring - Free Tx Buffers
* @adapter: board private structure
- **/
+ */
static void atl1_clean_tx_ring(struct atl1_adapter *adapter)
{
struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
@@ -1743,12 +1728,12 @@ static void atl1_clean_tx_ring(struct atl1_adapter
*adapter)
atomic_set(&tpd_ring->next_to_clean, 0);
}
-/**
+/*
* atl1_free_ring_resources - Free Tx / RX descriptor Resources
* @adapter: board private structure
*
* Free all transmit software resources
- **/
+ */
void atl1_free_ring_resources(struct atl1_adapter *adapter)
{
struct pci_dev *pdev = adapter->pdev;
@@ -1796,7 +1781,8 @@ s32 atl1_up(struct atl1_adapter *adapter)
err = pci_enable_msi(adapter->pdev);
if (err) {
- dev_info(&adapter->pdev->dev, "Unable to enable MSI: %d\n",
err);
+ dev_info(&adapter->pdev->dev,
+ "Unable to enable MSI: %d\n", err);
irq_flags |= IRQF_SHARED;
}
@@ -1845,13 +1831,13 @@ void atl1_down(struct atl1_adapter *adapter)
atl1_clean_rx_ring(adapter);
}
-/**
+/*
* atl1_change_mtu - Change the Maximum Transfer Unit
* @netdev: network interface device structure
* @new_mtu: new value for maximum frame size
*
* Returns 0 on success, negative on failure
- **/
+ */
static int atl1_change_mtu(struct net_device *netdev, int new_mtu)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
@@ -1860,7 +1846,8 @@ static int atl1_change_mtu(struct net_device *netdev, int
new_mtu)
if ((max_frame < MINIMUM_ETHERNET_FRAME_SIZE) ||
(max_frame > MAX_JUMBO_FRAME_SIZE)) {
- printk(KERN_WARNING "%s: invalid MTU setting\n",
atl1_driver_name);
+ printk(KERN_WARNING "%s: invalid MTU setting\n",
+ atl1_driver_name);
return -EINVAL;
}
@@ -1878,13 +1865,13 @@ static int atl1_change_mtu(struct net_device *netdev,
int new_mtu)
return 0;
}
-/**
+/*
* atl1_set_mac - Change the Ethernet Address of the NIC
* @netdev: network interface device structure
* @p: pointer to an address structure
*
* Returns 0 on success, negative on failure
- **/
+ */
static int atl1_set_mac(struct net_device *netdev, void *p)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
@@ -1903,10 +1890,10 @@ static int atl1_set_mac(struct net_device *netdev, void
*p)
return 0;
}
-/**
+/*
* atl1_watchdog - Timer Call-back
* @data: pointer to netdev cast into an unsigned long
- **/
+ */
static void atl1_watchdog(unsigned long data)
{
struct atl1_adapter *adapter = (struct atl1_adapter *)data;
@@ -1932,12 +1919,12 @@ static void mdio_write(struct net_device *netdev, int
phy_id, int reg_num, int v
atl1_write_phy_reg(&adapter->hw, reg_num, val);
}
-/**
+/*
* atl1_mii_ioctl -
* @netdev:
* @ifreq:
* @cmd:
- **/
+ */
static int atl1_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int
cmd)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
@@ -1954,12 +1941,12 @@ static int atl1_mii_ioctl(struct net_device *netdev,
struct ifreq *ifr, int cmd)
return retval;
}
-/**
+/*
* atl1_ioctl -
* @netdev:
* @ifreq:
* @cmd:
- **/
+ */
static int atl1_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
{
switch (cmd) {
@@ -1972,10 +1959,10 @@ static int atl1_ioctl(struct net_device *netdev, struct
ifreq *ifr, int cmd)
}
}
-/**
+/*
* atl1_tx_timeout - Respond to a Tx Hang
* @netdev: network interface device structure
- **/
+ */
static void atl1_tx_timeout(struct net_device *netdev)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
@@ -1983,10 +1970,10 @@ static void atl1_tx_timeout(struct net_device *netdev)
schedule_work(&adapter->tx_timeout_task);
}
-/**
+/*
* atl1_phy_config - Timer Call-back
* @data: pointer to netdev cast into an unsigned long
- **/
+ */
static void atl1_phy_config(unsigned long data)
{
struct atl1_adapter *adapter = (struct atl1_adapter *)data;
@@ -2011,7 +1998,7 @@ int atl1_reset(struct atl1_adapter *adapter)
return atl1_init_hw(&adapter->hw);
}
-/**
+/*
* atl1_open - Called when a network interface is made active
* @netdev: network interface device structure
*
@@ -2022,7 +2009,7 @@ int atl1_reset(struct atl1_adapter *adapter)
* for transmit and receive operations are allocated, the interrupt
* handler is registered with the OS, the watchdog timer is started,
* and the stack is notified that the interface is ready.
- **/
+ */
static int atl1_open(struct net_device *netdev)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
@@ -2044,7 +2031,7 @@ err_up:
return err;
}
-/**
+/*
* atl1_close - Disables a network interface
* @netdev: network interface device structure
*
@@ -2054,7 +2041,7 @@ err_up:
* by the OS. The hardware is still under the drivers control, but
* needs to be disabled. A global MAC reset is issued to stop the
* hardware, and all transmit and receive resources are freed.
- **/
+ */
static int atl1_close(struct net_device *netdev)
{
struct atl1_adapter *adapter = netdev_priv(netdev);
@@ -2063,7 +2050,7 @@ static int atl1_close(struct net_device *netdev)
return 0;
}
-/**
+/*
* If TPD Buffer size equal to 0, PCIE DMAR_TO_INT
* will assert. We do soft reset <0x1400=1> according
* with the SPEC. BUT, it seemes that PCIE or DMA
@@ -2082,9 +2069,9 @@ static void atl1_tx_timeout_task(struct work_struct *work)
netif_device_attach(netdev);
}
-/**
+/*
* atl1_link_chg_task - deal with link change event Out of interrupt context
- **/
+ */
static void atl1_link_chg_task(struct work_struct *work)
{
struct atl1_adapter *adapter =
@@ -2096,9 +2083,9 @@ static void atl1_link_chg_task(struct work_struct *work)
spin_unlock_irqrestore(&adapter->lock, flags);
}
-/**
+/*
* atl1_pcie_patch - Patch for PCIE module
- **/
+ */
static void atl1_pcie_patch(struct atl1_adapter *adapter)
{
u32 value;
@@ -2110,7 +2097,7 @@ static void atl1_pcie_patch(struct atl1_adapter *adapter)
iowrite32(value, adapter->hw.hw_addr + 0x1008);
}
-/**
+/*
* When ACPI resume on some VIA MotherBoard, the Interrupt Disable bit/0x400
* on PCI Command register is disable.
* The function enable this bit.
@@ -2126,7 +2113,7 @@ static void atl1_via_workaround(struct atl1_adapter
*adapter)
iowrite32(value, adapter->hw.hw_addr + PCI_COMMAND);
}
-/**
+/*
* atl1_probe - Device Initialization Routine
* @pdev: PCI device information struct
* @ent: entry in atl1_pci_tbl
@@ -2136,7 +2123,7 @@ static void atl1_via_workaround(struct atl1_adapter
*adapter)
* atl1_probe initializes an adapter identified by a pci_dev structure.
* The OS initialization, configuring of the adapter private structure,
* and a hardware reset occur.
- **/
+ */
static int __devinit atl1_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -2162,13 +2149,15 @@ static int __devinit atl1_probe(struct pci_dev *pdev,
pci_using_64 = false;
}
/* Mark all PCI regions associated with PCI device
- * pdev as being reserved by owner atl1_driver_name */
+ * pdev as being reserved by owner atl1_driver_name
+ */
err = pci_request_regions(pdev, atl1_driver_name);
if (err)
goto err_request_regions;
/* Enables bus-mastering on the device and calls
- * pcibios_set_master to do the needed arch specific settings */
+ * pcibios_set_master to do the needed arch specific settings
+ */
pci_set_master(pdev);
netdev = alloc_etherdev(sizeof(struct atl1_adapter));
@@ -2222,39 +2211,38 @@ static int __devinit atl1_probe(struct pci_dev *pdev,
/* setup the private structure */
err = atl1_sw_init(adapter);
- if (err) {
+ if (err)
goto err_common;
- }
netdev->features = NETIF_F_HW_CSUM;
netdev->features |= NETIF_F_SG;
netdev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX);
- /**
+ /*
* FIXME - Until tso performance gets fixed, disable the feature.
* Enable it with ethtool -K if desired.
- **/
+ */
/* netdev->features |= NETIF_F_TSO; */
- if (pci_using_64) {
+ if (pci_using_64)
netdev->features |= NETIF_F_HIGHDMA;
- }
+
netdev->features |= NETIF_F_LLTX;
- /**
+ /*
* patch for some L1 of old version,
* the final version of L1 may not need these
* patches
- **/
+ */
/* atl1_pcie_patch(adapter); */
/* really reset GPHY core */
iowrite16(0, adapter->hw.hw_addr + REG_GPHY_ENABLE);
- /**
+ /*
* reset the controller to
* put the device in a known good starting state
- **/
+ */
if (atl1_reset_hw(&adapter->hw)) {
err = -EIO;
goto err_common;
@@ -2299,9 +2287,8 @@ static int __devinit atl1_probe(struct pci_dev *pdev,
INIT_WORK(&adapter->pcie_dma_to_rst_task, atl1_tx_timeout_task);
err = register_netdev(netdev);
- if (err) {
+ if (err)
goto err_common;
- }
cards_found++;
atl1_via_workaround(adapter);
@@ -2319,7 +2306,7 @@ err_request_regions:
return err;
}
-/**
+/*
* atl1_remove - Device Removal Routine
* @pdev: PCI device information struct
*
@@ -2327,7 +2314,7 @@ err_request_regions:
* that it should release a PCI device. The could be caused by a
* Hot-Plug event, or because the driver is going to be removed from
* memory.
- **/
+ */
static void __devexit atl1_remove(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
@@ -2455,23 +2442,23 @@ static struct pci_driver atl1_driver = {
.resume = atl1_resume
};
-/**
+/*
* atl1_exit_module - Driver Exit Cleanup Routine
*
* atl1_exit_module is called just before the driver is removed
* from memory.
- **/
+ */
static void __exit atl1_exit_module(void)
{
pci_unregister_driver(&atl1_driver);
}
-/**
+/*
* atl1_init_module - Driver Registration Routine
*
* atl1_init_module is the first routine called when the driver is
* loaded. All it does is register with the PCI subsystem.
- **/
+ */
static int __init atl1_init_module(void)
{
int ret;
diff --git a/drivers/net/atl1/atl1_param.c b/drivers/net/atl1/atl1_param.c
index caa2d83..d9aabfa 100644
--- a/drivers/net/atl1/atl1_param.c
+++ b/drivers/net/atl1/atl1_param.c
@@ -1,4 +1,4 @@
-/**
+/*
* Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
* Copyright(c) 2006 Chris Snook <[EMAIL PROTECTED]>
* Copyright(c) 2006 Jay Cliburn <[EMAIL PROTECTED]>
@@ -19,19 +19,17 @@
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- **/
+ */
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/moduleparam.h>
#include "atl1.h"
-extern char atl1_driver_name[];
-
-/**
+/*
* This is the only thing that needs to be changed to adjust the
* maximum number of ports that the driver can manage.
- **/
+ */
#define ATL1_MAX_NIC 4
#define OPTION_UNSET -1
@@ -40,19 +38,19 @@ extern char atl1_driver_name[];
#define ATL1_PARAM_INIT { [0 ... ATL1_MAX_NIC] = OPTION_UNSET }
-/**
+/*
* Interrupt Moderate Timer in units of 2 us
*
* Valid Range: 10-65535
*
* Default Value: 100 (200us)
- **/
+ */
static int __devinitdata int_mod_timer[ATL1_MAX_NIC+1] = ATL1_PARAM_INIT;
static int num_int_mod_timer = 0;
module_param_array_named(int_mod_timer, int_mod_timer, int,
&num_int_mod_timer, 0);
MODULE_PARM_DESC(int_mod_timer, "Interrupt moderator timer");
-/**
+/*
* flash_vendor
*
* Valid Range: 0-2
@@ -62,7 +60,7 @@ MODULE_PARM_DESC(int_mod_timer, "Interrupt moderator timer");
* 2 - ST
*
* Default Value: 0
- **/
+ */
static int __devinitdata flash_vendor[ATL1_MAX_NIC+1] = ATL1_PARAM_INIT;
static int num_flash_vendor = 0;
module_param_array_named(flash_vendor, flash_vendor, int, &num_flash_vendor,
0);
@@ -149,7 +147,7 @@ static int __devinit atl1_validate_option(int *value,
struct atl1_option *opt)
return -1;
}
-/**
+/*
* atl1_check_options - Range Checking for Command Line Parameters
* @adapter: board private structure
*
@@ -157,7 +155,7 @@ static int __devinit atl1_validate_option(int *value,
struct atl1_option *opt)
* input. If an invalid value is given, or if no user specified
* value exists, a default value is used. The final value is stored
* in a variable in the adapter structure.
- **/
+ */
void __devinit atl1_check_options(struct atl1_adapter *adapter)
{
int bd = adapter->bd_number;
@@ -182,9 +180,8 @@ void __devinit atl1_check_options(struct atl1_adapter
*adapter)
val = int_mod_timer[bd];
atl1_validate_option(&val, &opt);
adapter->imt = (u16) val;
- } else {
+ } else
adapter->imt = (u16) (opt.def);
- }
}
{ /* Flash Vendor */
@@ -203,8 +200,7 @@ void __devinit atl1_check_options(struct atl1_adapter
*adapter)
val = flash_vendor[bd];
atl1_validate_option(&val, &opt);
adapter->hw.flash_vendor = (u8) val;
- } else {
+ } else
adapter->hw.flash_vendor = (u8) (opt.def);
- }
}
}
-
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