redonkable/alistair23-linux
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Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6

Browse source 
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6:
  [netdrvr] ewrk3: correct card detection bug
  cxgb3 - fix white spaces in drivers/net/Kconfig
  myri10ge: update driver version to 1.3.0-1.226
  myri10ge: fix management of >4kB allocated pages
  myri10ge: update wcfifo and intr_coal_delay default values
  myri10ge: Serverworks HT2100 provides aligned PCIe completion
  mv643xx_eth: add mv643xx_eth_shutdown function
  SAA9730: Fix large pile of warnings
  Revert "ucc_geth: returns NETDEV_TX_BUSY when BD ring is full"
  cxgb3 - T3B2 pcie config space
  cxgb3 - Fix potential MAC hang
  cxgb3 - Auto-load FW if mismatch detected
  cxgb3 - fix ethtool cmd on multiple queues port
  Fix return code in pci-skeleton.c
  skge: use per-port phy locking
  skge: mask irqs when device down
  skge: deadlock on tx timeout
  [PATCH] airo: Fix an error path memory leak
  [PATCH] bcm43xx: MANUALWLAN fixes
This commit is contained in:
Linus Torvalds 2007-03-23 11:01:41 -07:00
parent 105fd108a6 991b5557f7
commit 0ab602e5bc
16 changed files with 460 additions and 197 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

25
drivers/net/Kconfig
View file

@ -2372,22 +2372,23 @@ config CHELSIO_T1_NAPI
when the driver is receiving lots of packets from the card.
config CHELSIO_T3
tristate "Chelsio Communications T3 10Gb Ethernet support"
depends on PCI
help
This driver supports Chelsio T3-based gigabit and 10Gb Ethernet
adapters.
tristate "Chelsio Communications T3 10Gb Ethernet support"
depends on PCI
select FW_LOADER
help
This driver supports Chelsio T3-based gigabit and 10Gb Ethernet
adapters.
For general information about Chelsio and our products, visit
our website at <http://www.chelsio.com>.
For general information about Chelsio and our products, visit
our website at <http://www.chelsio.com>.
For customer support, please visit our customer support page at
<http://www.chelsio.com/support.htm>.
For customer support, please visit our customer support page at
<http://www.chelsio.com/support.htm>.
Please send feedback to <linux-bugs@chelsio.com>.
Please send feedback to <linux-bugs@chelsio.com>.
To compile this driver as a module, choose M here: the module
will be called cxgb3.
To compile this driver as a module, choose M here: the module
will be called cxgb3.
config EHEA
tristate "eHEA Ethernet support"

15
drivers/net/cxgb3/common.h
View file

@ -260,6 +260,10 @@ struct mac_stats {
unsigned long serdes_signal_loss;
unsigned long xaui_pcs_ctc_err;
unsigned long xaui_pcs_align_change;
unsigned long num_toggled; /* # times toggled TxEn due to stuck TX */
unsigned long num_resets; /* # times reset due to stuck TX */
};
struct tp_mib_stats {
@ -400,6 +404,12 @@ struct adapter_params {
unsigned int rev; /* chip revision */
};
enum { /* chip revisions */
T3_REV_A = 0,
T3_REV_B = 2,
T3_REV_B2 = 3,
};
struct trace_params {
u32 sip;
u32 sip_mask;
@ -465,6 +475,10 @@ struct cmac {
struct adapter *adapter;
unsigned int offset;
unsigned int nucast; /* # of address filters for unicast MACs */
unsigned int tcnt;
unsigned int xcnt;
unsigned int toggle_cnt;
unsigned int txen;
struct mac_stats stats;
};
@ -666,6 +680,7 @@ int t3_mac_set_address(struct cmac *mac, unsigned int idx, u8 addr[6]);
int t3_mac_set_num_ucast(struct cmac *mac, int n);
const struct mac_stats *t3_mac_update_stats(struct cmac *mac);
int t3_mac_set_speed_duplex_fc(struct cmac *mac, int speed, int duplex, int fc);
int t3b2_mac_watchdog_task(struct cmac *mac);
void t3_mc5_prep(struct adapter *adapter, struct mc5 *mc5, int mode);
int t3_mc5_init(struct mc5 *mc5, unsigned int nservers, unsigned int nfilters,

90
drivers/net/cxgb3/cxgb3_main.c
View file

@ -42,6 +42,7 @@
#include <linux/workqueue.h>
#include <linux/proc_fs.h>
#include <linux/rtnetlink.h>
#include <linux/firmware.h>
#include <asm/uaccess.h>
#include "common.h"
@ -707,6 +708,28 @@ static void bind_qsets(struct adapter *adap)
}
}
#define FW_FNAME "t3fw-%d.%d.bin"
static int upgrade_fw(struct adapter *adap)
{
int ret;
char buf[64];
const struct firmware *fw;
struct device *dev = &adap->pdev->dev;
snprintf(buf, sizeof(buf), FW_FNAME, FW_VERSION_MAJOR,
FW_VERSION_MINOR);
ret = request_firmware(&fw, buf, dev);
if (ret < 0) {
dev_err(dev, "could not upgrade firmware: unable to load %s\n",
buf);
return ret;
}
ret = t3_load_fw(adap, fw->data, fw->size);
release_firmware(fw);
return ret;
}
/**
* cxgb_up - enable the adapter
* @adapter: adapter being enabled
@ -723,6 +746,8 @@ static int cxgb_up(struct adapter *adap)
if (!(adap->flags & FULL_INIT_DONE)) {
err = t3_check_fw_version(adap);
if (err == -EINVAL)
err = upgrade_fw(adap);
if (err)
goto out;
@ -1031,7 +1056,11 @@ static char stats_strings[][ETH_GSTRING_LEN] = {
"VLANinsertions ",
"TxCsumOffload ",
"RxCsumGood ",
"RxDrops "
"RxDrops ",
"CheckTXEnToggled ",
"CheckResets ",
};
static int get_stats_count(struct net_device *dev)
@ -1145,6 +1174,9 @@ static void get_stats(struct net_device *dev, struct ethtool_stats *stats,
*data++ = collect_sge_port_stats(adapter, pi, SGE_PSTAT_TX_CSUM);
*data++ = collect_sge_port_stats(adapter, pi, SGE_PSTAT_RX_CSUM_GOOD);
*data++ = s->rx_cong_drops;
*data++ = s->num_toggled;
*data++ = s->num_resets;
}
static inline void reg_block_dump(struct adapter *ap, void *buf,
@ -1362,23 +1394,27 @@ static int set_rx_csum(struct net_device *dev, u32 data)
static void get_sge_param(struct net_device *dev, struct ethtool_ringparam *e)
{
struct adapter *adapter = dev->priv;
const struct adapter *adapter = dev->priv;
const struct port_info *pi = netdev_priv(dev);
const struct qset_params *q = &adapter->params.sge.qset[pi->first_qset];
e->rx_max_pending = MAX_RX_BUFFERS;
e->rx_mini_max_pending = 0;
e->rx_jumbo_max_pending = MAX_RX_JUMBO_BUFFERS;
e->tx_max_pending = MAX_TXQ_ENTRIES;
e->rx_pending = adapter->params.sge.qset[0].fl_size;
e->rx_mini_pending = adapter->params.sge.qset[0].rspq_size;
e->rx_jumbo_pending = adapter->params.sge.qset[0].jumbo_size;
e->tx_pending = adapter->params.sge.qset[0].txq_size[0];
e->rx_pending = q->fl_size;
e->rx_mini_pending = q->rspq_size;
e->rx_jumbo_pending = q->jumbo_size;
e->tx_pending = q->txq_size[0];
}
static int set_sge_param(struct net_device *dev, struct ethtool_ringparam *e)
{
int i;
struct qset_params *q;
struct adapter *adapter = dev->priv;
const struct port_info *pi = netdev_priv(dev);
if (e->rx_pending > MAX_RX_BUFFERS ||
e->rx_jumbo_pending > MAX_RX_JUMBO_BUFFERS ||
@ -1393,9 +1429,8 @@ static int set_sge_param(struct net_device *dev, struct ethtool_ringparam *e)
if (adapter->flags & FULL_INIT_DONE)
return -EBUSY;
for (i = 0; i < SGE_QSETS; ++i) {
struct qset_params *q = &adapter->params.sge.qset[i];
q = &adapter->params.sge.qset[pi->first_qset];
for (i = 0; i < pi->nqsets; ++i, ++q) {
q->rspq_size = e->rx_mini_pending;
q->fl_size = e->rx_pending;
q->jumbo_size = e->rx_jumbo_pending;
@ -2067,6 +2102,40 @@ static void check_link_status(struct adapter *adapter)
}
}
static void check_t3b2_mac(struct adapter *adapter)
{
int i;
rtnl_lock(); /* synchronize with ifdown */
for_each_port(adapter, i) {
struct net_device *dev = adapter->port[i];
struct port_info *p = netdev_priv(dev);
int status;
if (!netif_running(dev))
continue;
status = 0;
if (netif_running(dev))
status = t3b2_mac_watchdog_task(&p->mac);
if (status == 1)
p->mac.stats.num_toggled++;
else if (status == 2) {
struct cmac *mac = &p->mac;
t3_mac_set_mtu(mac, dev->mtu);
t3_mac_set_address(mac, 0, dev->dev_addr);
cxgb_set_rxmode(dev);
t3_link_start(&p->phy, mac, &p->link_config);
t3_mac_enable(mac, MAC_DIRECTION_RX | MAC_DIRECTION_TX);
t3_port_intr_enable(adapter, p->port_id);
p->mac.stats.num_resets++;
}
}
rtnl_unlock();
}
static void t3_adap_check_task(struct work_struct *work)
{
struct adapter *adapter = container_of(work, struct adapter,
@ -2087,6 +2156,9 @@ static void t3_adap_check_task(struct work_struct *work)
adapter->check_task_cnt = 0;
}
if (p->rev == T3_REV_B2)
check_t3b2_mac(adapter);
/* Schedule the next check update if any port is active. */
spin_lock(&adapter->work_lock);
if (adapter->open_device_map & PORT_MASK)

22
drivers/net/cxgb3/regs.h
View file

@ -1206,6 +1206,14 @@
#define A_TP_RX_TRC_KEY0 0x120
#define A_TP_TX_DROP_CNT_CH0 0x12d
#define S_TXDROPCNTCH0RCVD 0
#define M_TXDROPCNTCH0RCVD 0xffff
#define V_TXDROPCNTCH0RCVD(x) ((x) << S_TXDROPCNTCH0RCVD)
#define G_TXDROPCNTCH0RCVD(x) (((x) >> S_TXDROPCNTCH0RCVD) & \
M_TXDROPCNTCH0RCVD)
#define A_ULPRX_CTL 0x500
#define S_ROUND_ROBIN 4
@ -1834,6 +1842,8 @@
#define V_TXPAUSEEN(x) ((x) << S_TXPAUSEEN)
#define F_TXPAUSEEN V_TXPAUSEEN(1U)
#define A_XGM_TX_PAUSE_QUANTA 0x808
#define A_XGM_RX_CTRL 0x80c
#define S_RXEN 0
@ -1920,6 +1930,11 @@
#define A_XGM_TXFIFO_CFG 0x888
#define S_TXIPG 13
#define M_TXIPG 0xff
#define V_TXIPG(x) ((x) << S_TXIPG)
#define G_TXIPG(x) (((x) >> S_TXIPG) & M_TXIPG)
#define S_TXFIFOTHRESH 4
#define M_TXFIFOTHRESH 0x1ff
@ -2190,6 +2205,13 @@
#define A_XGM_RX_MAX_PKT_SIZE_ERR_CNT 0x9a4
#define A_XGM_TX_SPI4_SOP_EOP_CNT 0x9a8
#define S_TXSPI4SOPCNT 16
#define M_TXSPI4SOPCNT 0xffff
#define V_TXSPI4SOPCNT(x) ((x) << S_TXSPI4SOPCNT)
#define G_TXSPI4SOPCNT(x) (((x) >> S_TXSPI4SOPCNT) & M_TXSPI4SOPCNT)
#define A_XGM_RX_SPI4_SOP_EOP_CNT 0x9ac
#define XGMAC0_1_BASE_ADDR 0xa00

15
drivers/net/cxgb3/t3_hw.c
View file

@ -681,7 +681,8 @@ enum {
SF_ERASE_SECTOR = 0xd8, /* erase sector */
FW_FLASH_BOOT_ADDR = 0x70000, /* start address of FW in flash */
FW_VERS_ADDR = 0x77ffc /* flash address holding FW version */
FW_VERS_ADDR = 0x77ffc, /* flash address holding FW version */
FW_MIN_SIZE = 8 /* at least version and csum */
};
/**
@ -935,7 +936,7 @@ int t3_load_fw(struct adapter *adapter, const u8 *fw_data, unsigned int size)
const u32 *p = (const u32 *)fw_data;
int ret, addr, fw_sector = FW_FLASH_BOOT_ADDR >> 16;
if (size & 3)
if ((size & 3) || size < FW_MIN_SIZE)
return -EINVAL;
if (size > FW_VERS_ADDR + 8 - FW_FLASH_BOOT_ADDR)
return -EFBIG;
@ -3243,15 +3244,17 @@ void early_hw_init(struct adapter *adapter, const struct adapter_info *ai)
}
/*
* Reset the adapter. PCIe cards lose their config space during reset, PCI-X
* Reset the adapter.
* Older PCIe cards lose their config space during reset, PCI-X
* ones don't.
*/
int t3_reset_adapter(struct adapter *adapter)
{
int i;
int i, save_and_restore_pcie =
adapter->params.rev < T3_REV_B2 && is_pcie(adapter);
uint16_t devid = 0;
if (is_pcie(adapter))
if (save_and_restore_pcie)
pci_save_state(adapter->pdev);
t3_write_reg(adapter, A_PL_RST, F_CRSTWRM | F_CRSTWRMMODE);
@ -3269,7 +3272,7 @@ int t3_reset_adapter(struct adapter *adapter)
if (devid != 0x1425)
return -1;
if (is_pcie(adapter))
if (save_and_restore_pcie)
pci_restore_state(adapter->pdev);
return 0;
}

133
drivers/net/cxgb3/xgmac.c
View file

@ -124,9 +124,6 @@ int t3_mac_reset(struct cmac *mac)
xaui_serdes_reset(mac);
}
if (adap->params.rev > 0)
t3_write_reg(adap, A_XGM_PAUSE_TIMER + oft, 0xf000);
val = F_MAC_RESET_;
if (is_10G(adap))
val |= F_PCS_RESET_;
@ -145,6 +142,58 @@ int t3_mac_reset(struct cmac *mac)
return 0;
}
int t3b2_mac_reset(struct cmac *mac)
{
struct adapter *adap = mac->adapter;
unsigned int oft = mac->offset;
u32 val;
if (!macidx(mac))
t3_set_reg_field(adap, A_MPS_CFG, F_PORT0ACTIVE, 0);
else
t3_set_reg_field(adap, A_MPS_CFG, F_PORT1ACTIVE, 0);
t3_write_reg(adap, A_XGM_RESET_CTRL + oft, F_MAC_RESET_);
t3_read_reg(adap, A_XGM_RESET_CTRL + oft); /* flush */
msleep(10);
/* Check for xgm Rx fifo empty */
if (t3_wait_op_done(adap, A_XGM_RX_MAX_PKT_SIZE_ERR_CNT + oft,
0x80000000, 1, 5, 2)) {
CH_ERR(adap, "MAC %d Rx fifo drain failed\n",
macidx(mac));
return -1;
}
t3_write_reg(adap, A_XGM_RESET_CTRL + oft, 0);
t3_read_reg(adap, A_XGM_RESET_CTRL + oft); /* flush */
val = F_MAC_RESET_;
if (is_10G(adap))
val |= F_PCS_RESET_;
else if (uses_xaui(adap))
val |= F_PCS_RESET_ | F_XG2G_RESET_;
else
val |= F_RGMII_RESET_ | F_XG2G_RESET_;
t3_write_reg(adap, A_XGM_RESET_CTRL + oft, val);
t3_read_reg(adap, A_XGM_RESET_CTRL + oft); /* flush */
if ((val & F_PCS_RESET_) && adap->params.rev) {
msleep(1);
t3b_pcs_reset(mac);
}
t3_write_reg(adap, A_XGM_RX_CFG + oft,
F_DISPAUSEFRAMES | F_EN1536BFRAMES |
F_RMFCS | F_ENJUMBO | F_ENHASHMCAST);
if (!macidx(mac))
t3_set_reg_field(adap, A_MPS_CFG, 0, F_PORT0ACTIVE);
else
t3_set_reg_field(adap, A_MPS_CFG, 0, F_PORT1ACTIVE);
return 0;
}
/*
* Set the exact match register 'idx' to recognize the given Ethernet address.
*/
@ -251,9 +300,11 @@ int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu)
* Adjust the PAUSE frame watermarks. We always set the LWM, and the
* HWM only if flow-control is enabled.
*/
hwm = max(MAC_RXFIFO_SIZE - 3 * mtu, MAC_RXFIFO_SIZE / 2U);
hwm = min(hwm, 3 * MAC_RXFIFO_SIZE / 4 + 1024);
lwm = hwm - 1024;
hwm = max_t(unsigned int, MAC_RXFIFO_SIZE - 3 * mtu,
MAC_RXFIFO_SIZE * 38 / 100);
hwm = min(hwm, MAC_RXFIFO_SIZE - 8192);
lwm = min(3 * (int)mtu, MAC_RXFIFO_SIZE / 4);
v = t3_read_reg(adap, A_XGM_RXFIFO_CFG + mac->offset);
v &= ~V_RXFIFOPAUSELWM(M_RXFIFOPAUSELWM);
v |= V_RXFIFOPAUSELWM(lwm / 8);
@ -270,7 +321,15 @@ int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu)
thres = mtu > thres ? (mtu - thres + 7) / 8 : 0;
thres = max(thres, 8U); /* need at least 8 */
t3_set_reg_field(adap, A_XGM_TXFIFO_CFG + mac->offset,
V_TXFIFOTHRESH(M_TXFIFOTHRESH), V_TXFIFOTHRESH(thres));
V_TXFIFOTHRESH(M_TXFIFOTHRESH) | V_TXIPG(M_TXIPG),
V_TXFIFOTHRESH(thres) | V_TXIPG(1));
if (adap->params.rev > 0)
t3_write_reg(adap, A_XGM_PAUSE_TIMER + mac->offset,
(hwm - lwm) * 4 / 8);
t3_write_reg(adap, A_XGM_TX_PAUSE_QUANTA + mac->offset,
MAC_RXFIFO_SIZE * 4 * 8 / 512);
return 0;
}
@ -298,12 +357,6 @@ int t3_mac_set_speed_duplex_fc(struct cmac *mac, int speed, int duplex, int fc)
V_PORTSPEED(M_PORTSPEED), val);
}
val = t3_read_reg(adap, A_XGM_RXFIFO_CFG + oft);
val &= ~V_RXFIFOPAUSEHWM(M_RXFIFOPAUSEHWM);
if (fc & PAUSE_TX)
val |= V_RXFIFOPAUSEHWM(G_RXFIFOPAUSELWM(val) + 128); /* +1KB */
t3_write_reg(adap, A_XGM_RXFIFO_CFG + oft, val);
t3_set_reg_field(adap, A_XGM_TX_CFG + oft, F_TXPAUSEEN,
(fc & PAUSE_RX) ? F_TXPAUSEEN : 0);
return 0;
@ -318,9 +371,17 @@ int t3_mac_enable(struct cmac *mac, int which)
if (which & MAC_DIRECTION_TX) {
t3_write_reg(adap, A_XGM_TX_CTRL + oft, F_TXEN);
t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_CFG_CH0 + idx);
t3_write_reg(adap, A_TP_PIO_DATA, 0xbf000001);
t3_write_reg(adap, A_TP_PIO_DATA, 0xc0ede401);
t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_MODE);
t3_set_reg_field(adap, A_TP_PIO_DATA, 1 << idx, 1 << idx);
t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_CNT_CH0 + idx);
mac->tcnt = (G_TXDROPCNTCH0RCVD(t3_read_reg(adap,
A_TP_PIO_DATA)));
mac->xcnt = (G_TXSPI4SOPCNT(t3_read_reg(adap,
A_XGM_TX_SPI4_SOP_EOP_CNT)));
mac->txen = F_TXEN;
mac->toggle_cnt = 0;
}
if (which & MAC_DIRECTION_RX)
t3_write_reg(adap, A_XGM_RX_CTRL + oft, F_RXEN);
@ -337,13 +398,50 @@ int t3_mac_disable(struct cmac *mac, int which)
t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_CFG_CH0 + idx);
t3_write_reg(adap, A_TP_PIO_DATA, 0xc000001f);
t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_MODE);
t3_set_reg_field(adap, A_TP_PIO_DATA, 1 << idx, 0);
t3_set_reg_field(adap, A_TP_PIO_DATA, 1 << idx, 1 << idx);
mac->txen = 0;
}
if (which & MAC_DIRECTION_RX)
t3_write_reg(adap, A_XGM_RX_CTRL + mac->offset, 0);
return 0;
}
int t3b2_mac_watchdog_task(struct cmac *mac)
{
struct adapter *adap = mac->adapter;
unsigned int tcnt, xcnt;
int status;
t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_CNT_CH0 + macidx(mac));
tcnt = (G_TXDROPCNTCH0RCVD(t3_read_reg(adap, A_TP_PIO_DATA)));
xcnt = (G_TXSPI4SOPCNT(t3_read_reg(adap,
A_XGM_TX_SPI4_SOP_EOP_CNT +
mac->offset)));
if (tcnt != mac->tcnt && xcnt == 0 && mac->xcnt == 0) {
if (mac->toggle_cnt > 4) {
t3b2_mac_reset(mac);
mac->toggle_cnt = 0;
status = 2;
} else {
t3_write_reg(adap, A_XGM_TX_CTRL + mac->offset, 0);
t3_read_reg(adap, A_XGM_TX_CTRL + mac->offset);
t3_write_reg(adap, A_XGM_TX_CTRL + mac->offset,
mac->txen);
t3_read_reg(adap, A_XGM_TX_CTRL + mac->offset);
mac->toggle_cnt++;
status = 1;
}
} else {
mac->toggle_cnt = 0;
status = 0;
}
mac->tcnt = tcnt;
mac->xcnt = xcnt;
return status;
}
/*
* This function is called periodically to accumulate the current values of the
* RMON counters into the port statistics. Since the packet counters are only
@ -375,6 +473,11 @@ const struct mac_stats *t3_mac_update_stats(struct cmac *mac)
RMON_UPDATE(mac, rx_too_long, RX_OVERSIZE_FRAMES);
mac->stats.rx_too_long += RMON_READ(mac, A_XGM_RX_MAX_PKT_SIZE_ERR_CNT);
v = RMON_READ(mac, A_XGM_RX_MAX_PKT_SIZE_ERR_CNT);
if (mac->adapter->params.rev == T3_REV_B2)
v &= 0x7fffffff;
mac->stats.rx_too_long += v;
RMON_UPDATE(mac, rx_frames_64, RX_64B_FRAMES);
RMON_UPDATE(mac, rx_frames_65_127, RX_65_127B_FRAMES);
RMON_UPDATE(mac, rx_frames_128_255, RX_128_255B_FRAMES);

3
drivers/net/ewrk3.c
View file

@ -414,10 +414,9 @@ ewrk3_hw_init(struct net_device *dev, u_long iobase)
icr &= 0x70;
outb(icr, EWRK3_ICR); /* Disable all the IRQs */
if (nicsr == (CSR_TXD | CSR_RXD))
if (nicsr != (CSR_TXD | CSR_RXD))
return -ENXIO;
/* Check that the EEPROM is alive and well and not living on Pluto... */
for (chksum = 0, i = 0; i < EEPROM_MAX; i += 2) {
union {

14
drivers/net/mv643xx_eth.c
View file

@ -1516,9 +1516,23 @@ static int mv643xx_eth_shared_remove(struct platform_device *pdev)
return 0;
}
static void mv643xx_eth_shutdown(struct platform_device *pdev)
{
struct net_device *dev = platform_get_drvdata(pdev);
struct mv643xx_private *mp = netdev_priv(dev);
unsigned int port_num = mp->port_num;
/* Mask all interrupts on ethernet port */
mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), 0);
mv_read (MV643XX_ETH_INTERRUPT_MASK_REG(port_num));
eth_port_reset(port_num);
}
static struct platform_driver mv643xx_eth_driver = {
.probe = mv643xx_eth_probe,
.remove = mv643xx_eth_remove,
.shutdown = mv643xx_eth_shutdown,
.driver = {
.name = MV643XX_ETH_NAME,
},

22
drivers/net/myri10ge/myri10ge.c
View file

@ -71,7 +71,7 @@
#include "myri10ge_mcp.h"
#include "myri10ge_mcp_gen_header.h"
#define MYRI10GE_VERSION_STR "1.2.0"
#define MYRI10GE_VERSION_STR "1.3.0-1.226"
MODULE_DESCRIPTION("Myricom 10G driver (10GbE)");
MODULE_AUTHOR("Maintainer: help@myri.com");
@ -234,7 +234,7 @@ static int myri10ge_msi = 1; /* enable msi by default */
module_param(myri10ge_msi, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(myri10ge_msi, "Enable Message Signalled Interrupts\n");
static int myri10ge_intr_coal_delay = 25;
static int myri10ge_intr_coal_delay = 75;
module_param(myri10ge_intr_coal_delay, int, S_IRUGO);
MODULE_PARM_DESC(myri10ge_intr_coal_delay, "Interrupt coalescing delay\n");
@ -279,7 +279,7 @@ static int myri10ge_fill_thresh = 256;
module_param(myri10ge_fill_thresh, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(myri10ge_fill_thresh, "Number of empty rx slots allowed\n");
static int myri10ge_wcfifo = 1;
static int myri10ge_wcfifo = 0;
module_param(myri10ge_wcfifo, int, S_IRUGO);
MODULE_PARM_DESC(myri10ge_wcfifo, "Enable WC Fifo when WC is enabled\n");
@ -905,6 +905,14 @@ myri10ge_alloc_rx_pages(struct myri10ge_priv *mgp, struct myri10ge_rx_buf *rx,
(rx->page_offset + bytes <= MYRI10GE_ALLOC_SIZE)) {
/* we can use part of previous page */
get_page(rx->page);
#if MYRI10GE_ALLOC_SIZE > 4096
/* Firmware cannot cross 4K boundary.. */
if ((rx->page_offset >> 12) !=
((rx->page_offset + bytes - 1) >> 12)) {
rx->page_offset =
(rx->page_offset + bytes) & ~4095;
}
#endif
} else {
/* we need a new page */
page =
@ -2483,6 +2491,8 @@ static void myri10ge_enable_ecrc(struct myri10ge_priv *mgp)
#define PCI_DEVICE_ID_INTEL_E5000_PCIE23 0x25f7
#define PCI_DEVICE_ID_INTEL_E5000_PCIE47 0x25fa
#define PCI_DEVICE_ID_SERVERWORKS_HT2100_PCIE_FIRST 0x140
#define PCI_DEVICE_ID_SERVERWORKS_HT2100_PCIE_LAST 0x142
static void myri10ge_select_firmware(struct myri10ge_priv *mgp)
{
@ -2514,6 +2524,12 @@ static void myri10ge_select_firmware(struct myri10ge_priv *mgp)
((bridge->vendor == PCI_VENDOR_ID_SERVERWORKS
&& bridge->device ==
PCI_DEVICE_ID_SERVERWORKS_HT2000_PCIE)
/* ServerWorks HT2100 */
|| (bridge->vendor == PCI_VENDOR_ID_SERVERWORKS
&& bridge->device >=
PCI_DEVICE_ID_SERVERWORKS_HT2100_PCIE_FIRST
&& bridge->device <=
PCI_DEVICE_ID_SERVERWORKS_HT2100_PCIE_LAST)
/* All Intel E5000 PCIE ports */
|| (bridge->vendor == PCI_VENDOR_ID_INTEL
&& bridge->device >=

4
drivers/net/pci-skeleton.c
View file

@ -710,8 +710,8 @@ match:
tp->chipset,
rtl_chip_info[tp->chipset].name);
i = register_netdev (dev);
if (i)
rc = register_netdev (dev);
if (rc)
goto err_out_unmap;
DPRINTK ("EXIT, returning 0\n");

177
drivers/net/saa9730.c
View file

@ -64,37 +64,37 @@ static unsigned int pci_irq_line;
static void evm_saa9730_enable_lan_int(struct lan_saa9730_private *lp)
{
outl(readl(&lp->evm_saa9730_regs->InterruptBlock1) | EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptBlock1);
outl(readl(&lp->evm_saa9730_regs->InterruptStatus1) | EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptStatus1);
outl(readl(&lp->evm_saa9730_regs->InterruptEnable1) | EVM_LAN_INT |
EVM_MASTER_EN, &lp->evm_saa9730_regs->InterruptEnable1);
writel(readl(&lp->evm_saa9730_regs->InterruptBlock1) | EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptBlock1);
writel(readl(&lp->evm_saa9730_regs->InterruptStatus1) | EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptStatus1);
writel(readl(&lp->evm_saa9730_regs->InterruptEnable1) | EVM_LAN_INT |
EVM_MASTER_EN, &lp->evm_saa9730_regs->InterruptEnable1);
}
static void evm_saa9730_disable_lan_int(struct lan_saa9730_private *lp)
{
outl(readl(&lp->evm_saa9730_regs->InterruptBlock1) & ~EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptBlock1);
outl(readl(&lp->evm_saa9730_regs->InterruptEnable1) & ~EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptEnable1);
writel(readl(&lp->evm_saa9730_regs->InterruptBlock1) & ~EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptBlock1);
writel(readl(&lp->evm_saa9730_regs->InterruptEnable1) & ~EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptEnable1);
}
static void evm_saa9730_clear_lan_int(struct lan_saa9730_private *lp)
{
outl(EVM_LAN_INT, &lp->evm_saa9730_regs->InterruptStatus1);
writel(EVM_LAN_INT, &lp->evm_saa9730_regs->InterruptStatus1);
}
static void evm_saa9730_block_lan_int(struct lan_saa9730_private *lp)
{
outl(readl(&lp->evm_saa9730_regs->InterruptBlock1) & ~EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptBlock1);
writel(readl(&lp->evm_saa9730_regs->InterruptBlock1) & ~EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptBlock1);
}
static void evm_saa9730_unblock_lan_int(struct lan_saa9730_private *lp)
{
outl(readl(&lp->evm_saa9730_regs->InterruptBlock1) | EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptBlock1);
writel(readl(&lp->evm_saa9730_regs->InterruptBlock1) | EVM_LAN_INT,
&lp->evm_saa9730_regs->InterruptBlock1);
}
static void __attribute_used__ show_saa9730_regs(struct lan_saa9730_private *lp)
@ -147,7 +147,7 @@ static void __attribute_used__ show_saa9730_regs(struct lan_saa9730_private *lp)
printk("lp->lan_saa9730_regs->RxStatus = %x\n",
readl(&lp->lan_saa9730_regs->RxStatus));
for (i = 0; i < LAN_SAA9730_CAM_DWORDS; i++) {
outl(i, &lp->lan_saa9730_regs->CamAddress);
writel(i, &lp->lan_saa9730_regs->CamAddress);
printk("lp->lan_saa9730_regs->CamData = %x\n",
readl(&lp->lan_saa9730_regs->CamData));
}
@ -288,28 +288,27 @@ static int lan_saa9730_allocate_buffers(struct pci_dev *pdev,
* Set rx buffer A and rx buffer B to point to the first two buffer
* spaces.
*/
outl(lp->dma_addr + rxoffset,
&lp->lan_saa9730_regs->RxBuffA);
outl(lp->dma_addr + rxoffset +
LAN_SAA9730_PACKET_SIZE * LAN_SAA9730_RCV_Q_SIZE,
&lp->lan_saa9730_regs->RxBuffB);
writel(lp->dma_addr + rxoffset, &lp->lan_saa9730_regs->RxBuffA);
writel(lp->dma_addr + rxoffset +
LAN_SAA9730_PACKET_SIZE * LAN_SAA9730_RCV_Q_SIZE,
&lp->lan_saa9730_regs->RxBuffB);
/*
* Set txm_buf_a and txm_buf_b to point to the first two buffer
* space
*/
outl(lp->dma_addr + txoffset,
&lp->lan_saa9730_regs->TxBuffA);
outl(lp->dma_addr + txoffset +
LAN_SAA9730_PACKET_SIZE * LAN_SAA9730_TXM_Q_SIZE,
&lp->lan_saa9730_regs->TxBuffB);
writel(lp->dma_addr + txoffset,
&lp->lan_saa9730_regs->TxBuffA);
writel(lp->dma_addr + txoffset +
LAN_SAA9730_PACKET_SIZE * LAN_SAA9730_TXM_Q_SIZE,
&lp->lan_saa9730_regs->TxBuffB);
/* Set packet number */
outl((lp->DmaRcvPackets << PK_COUNT_RX_A_SHF) |
(lp->DmaRcvPackets << PK_COUNT_RX_B_SHF) |
(lp->DmaTxmPackets << PK_COUNT_TX_A_SHF) |
(lp->DmaTxmPackets << PK_COUNT_TX_B_SHF),
&lp->lan_saa9730_regs->PacketCount);
writel((lp->DmaRcvPackets << PK_COUNT_RX_A_SHF) |
(lp->DmaRcvPackets << PK_COUNT_RX_B_SHF) |
(lp->DmaTxmPackets << PK_COUNT_TX_A_SHF) |
(lp->DmaTxmPackets << PK_COUNT_TX_B_SHF),
&lp->lan_saa9730_regs->PacketCount);
return 0;
@ -326,10 +325,10 @@ static int lan_saa9730_cam_load(struct lan_saa9730_private *lp)
for (i = 0; i < LAN_SAA9730_CAM_DWORDS; i++) {
/* First set address to where data is written */
outl(i, &lp->lan_saa9730_regs->CamAddress);
outl((NetworkAddress[0] << 24) | (NetworkAddress[1] << 16)
| (NetworkAddress[2] << 8) | NetworkAddress[3],
&lp->lan_saa9730_regs->CamData);
writel(i, &lp->lan_saa9730_regs->CamAddress);
writel((NetworkAddress[0] << 24) | (NetworkAddress[1] << 16) |
(NetworkAddress[2] << 8) | NetworkAddress[3],
&lp->lan_saa9730_regs->CamData);
NetworkAddress += 4;
}
return 0;
@ -365,8 +364,8 @@ static int lan_saa9730_mii_init(struct lan_saa9730_private *lp)
}
/* Now set the control and address register. */
outl(MD_CA_BUSY | PHY_STATUS | PHY_ADDRESS << MD_CA_PHY_SHF,
&lp->lan_saa9730_regs->StationMgmtCtl);
writel(MD_CA_BUSY | PHY_STATUS | PHY_ADDRESS << MD_CA_PHY_SHF,
&lp->lan_saa9730_regs->StationMgmtCtl);
/* check link status, spin here till station is not busy */
i = 0;
@ -391,23 +390,23 @@ static int lan_saa9730_mii_init(struct lan_saa9730_private *lp)
/* Link is down, reset the PHY first. */
/* set PHY address = 'CONTROL' */
outl(PHY_ADDRESS << MD_CA_PHY_SHF | MD_CA_WR | PHY_CONTROL,
&lp->lan_saa9730_regs->StationMgmtCtl);
writel(PHY_ADDRESS << MD_CA_PHY_SHF | MD_CA_WR | PHY_CONTROL,
&lp->lan_saa9730_regs->StationMgmtCtl);
/* Wait for 1 ms. */
mdelay(1);
/* set 'CONTROL' = force reset and renegotiate */
outl(PHY_CONTROL_RESET | PHY_CONTROL_AUTO_NEG |
PHY_CONTROL_RESTART_AUTO_NEG,
&lp->lan_saa9730_regs->StationMgmtData);
writel(PHY_CONTROL_RESET | PHY_CONTROL_AUTO_NEG |
PHY_CONTROL_RESTART_AUTO_NEG,
&lp->lan_saa9730_regs->StationMgmtData);
/* Wait for 50 ms. */
mdelay(50);
/* set 'BUSY' to start operation */
outl(MD_CA_BUSY | PHY_ADDRESS << MD_CA_PHY_SHF | MD_CA_WR |
PHY_CONTROL, &lp->lan_saa9730_regs->StationMgmtCtl);
writel(MD_CA_BUSY | PHY_ADDRESS << MD_CA_PHY_SHF | MD_CA_WR |
PHY_CONTROL, &lp->lan_saa9730_regs->StationMgmtCtl);
/* await completion */
i = 0;
@ -427,9 +426,9 @@ static int lan_saa9730_mii_init(struct lan_saa9730_private *lp)
for (l = 0; l < 2; l++) {
/* set PHY address = 'STATUS' */
outl(MD_CA_BUSY | PHY_ADDRESS << MD_CA_PHY_SHF |
PHY_STATUS,
&lp->lan_saa9730_regs->StationMgmtCtl);
writel(MD_CA_BUSY | PHY_ADDRESS << MD_CA_PHY_SHF |
PHY_STATUS,
&lp->lan_saa9730_regs->StationMgmtCtl);
/* await completion */
i = 0;
@ -462,35 +461,35 @@ static int lan_saa9730_mii_init(struct lan_saa9730_private *lp)
static int lan_saa9730_control_init(struct lan_saa9730_private *lp)
{
/* Initialize DMA control register. */
outl((LANMB_ANY << DMA_CTL_MAX_XFER_SHF) |
(LANEND_LITTLE << DMA_CTL_ENDIAN_SHF) |
(LAN_SAA9730_RCV_Q_INT_THRESHOLD << DMA_CTL_RX_INT_COUNT_SHF)
| DMA_CTL_RX_INT_TO_EN | DMA_CTL_RX_INT_EN |
DMA_CTL_MAC_RX_INT_EN | DMA_CTL_MAC_TX_INT_EN,
&lp->lan_saa9730_regs->LanDmaCtl);
writel((LANMB_ANY << DMA_CTL_MAX_XFER_SHF) |
(LANEND_LITTLE << DMA_CTL_ENDIAN_SHF) |
(LAN_SAA9730_RCV_Q_INT_THRESHOLD << DMA_CTL_RX_INT_COUNT_SHF)
| DMA_CTL_RX_INT_TO_EN | DMA_CTL_RX_INT_EN |
DMA_CTL_MAC_RX_INT_EN | DMA_CTL_MAC_TX_INT_EN,
&lp->lan_saa9730_regs->LanDmaCtl);
/* Initial MAC control register. */
outl((MACCM_MII << MAC_CONTROL_CONN_SHF) | MAC_CONTROL_FULL_DUP,
&lp->lan_saa9730_regs->MacCtl);
writel((MACCM_MII << MAC_CONTROL_CONN_SHF) | MAC_CONTROL_FULL_DUP,
&lp->lan_saa9730_regs->MacCtl);
/* Initialize CAM control register. */
outl(CAM_CONTROL_COMP_EN | CAM_CONTROL_BROAD_ACC,
&lp->lan_saa9730_regs->CamCtl);
writel(CAM_CONTROL_COMP_EN | CAM_CONTROL_BROAD_ACC,
&lp->lan_saa9730_regs->CamCtl);
/*
* Initialize CAM enable register, only turn on first entry, should
* contain own addr.
*/
outl(0x0001, &lp->lan_saa9730_regs->CamEnable);
writel(0x0001, &lp->lan_saa9730_regs->CamEnable);
/* Initialize Tx control register */
outl(TX_CTL_EN_COMP, &lp->lan_saa9730_regs->TxCtl);
writel(TX_CTL_EN_COMP, &lp->lan_saa9730_regs->TxCtl);
/* Initialize Rcv control register */
outl(RX_CTL_STRIP_CRC, &lp->lan_saa9730_regs->RxCtl);
writel(RX_CTL_STRIP_CRC, &lp->lan_saa9730_regs->RxCtl);
/* Reset DMA engine */
outl(DMA_TEST_SW_RESET, &lp->lan_saa9730_regs->DmaTest);
writel(DMA_TEST_SW_RESET, &lp->lan_saa9730_regs->DmaTest);
return 0;
}
@ -500,14 +499,14 @@ static int lan_saa9730_stop(struct lan_saa9730_private *lp)
int i;
/* Stop DMA first */
outl(readl(&lp->lan_saa9730_regs->LanDmaCtl) &
~(DMA_CTL_EN_TX_DMA | DMA_CTL_EN_RX_DMA),
&lp->lan_saa9730_regs->LanDmaCtl);
writel(readl(&lp->lan_saa9730_regs->LanDmaCtl) &
~(DMA_CTL_EN_TX_DMA | DMA_CTL_EN_RX_DMA),
&lp->lan_saa9730_regs->LanDmaCtl);
/* Set the SW Reset bits in DMA and MAC control registers */
outl(DMA_TEST_SW_RESET, &lp->lan_saa9730_regs->DmaTest);
outl(readl(&lp->lan_saa9730_regs->MacCtl) | MAC_CONTROL_RESET,
&lp->lan_saa9730_regs->MacCtl);
writel(DMA_TEST_SW_RESET, &lp->lan_saa9730_regs->DmaTest);
writel(readl(&lp->lan_saa9730_regs->MacCtl) | MAC_CONTROL_RESET,
&lp->lan_saa9730_regs->MacCtl);
/*
* Wait for MAC reset to have finished. The reset bit is auto cleared
@ -532,8 +531,8 @@ static int lan_saa9730_dma_init(struct lan_saa9730_private *lp)
/* Stop lan controller. */
lan_saa9730_stop(lp);
outl(LAN_SAA9730_DEFAULT_TIME_OUT_CNT,
&lp->lan_saa9730_regs->Timeout);
writel(LAN_SAA9730_DEFAULT_TIME_OUT_CNT,
&lp->lan_saa9730_regs->Timeout);
return 0;
}
@ -552,19 +551,19 @@ static int lan_saa9730_start(struct lan_saa9730_private *lp)
lp->PendingTxmPacketIndex = 0;
lp->PendingTxmBufferIndex = 0;
outl(readl(&lp->lan_saa9730_regs->LanDmaCtl) | DMA_CTL_EN_TX_DMA |
DMA_CTL_EN_RX_DMA, &lp->lan_saa9730_regs->LanDmaCtl);
writel(readl(&lp->lan_saa9730_regs->LanDmaCtl) | DMA_CTL_EN_TX_DMA |
DMA_CTL_EN_RX_DMA, &lp->lan_saa9730_regs->LanDmaCtl);
/* For Tx, turn on MAC then DMA */
outl(readl(&lp->lan_saa9730_regs->TxCtl) | TX_CTL_TX_EN,
&lp->lan_saa9730_regs->TxCtl);
writel(readl(&lp->lan_saa9730_regs->TxCtl) | TX_CTL_TX_EN,
&lp->lan_saa9730_regs->TxCtl);
/* For Rx, turn on DMA then MAC */
outl(readl(&lp->lan_saa9730_regs->RxCtl) | RX_CTL_RX_EN,
&lp->lan_saa9730_regs->RxCtl);
writel(readl(&lp->lan_saa9730_regs->RxCtl) | RX_CTL_RX_EN,
&lp->lan_saa9730_regs->RxCtl);
/* Set Ok2Use to let hardware own the buffers. */
outl(OK2USE_RX_A | OK2USE_RX_B, &lp->lan_saa9730_regs->Ok2Use);
writel(OK2USE_RX_A | OK2USE_RX_B, &lp->lan_saa9730_regs->Ok2Use);
return 0;
}
@ -587,7 +586,7 @@ static int lan_saa9730_tx(struct net_device *dev)
printk("lan_saa9730_tx interrupt\n");
/* Clear interrupt. */
outl(DMA_STATUS_MAC_TX_INT, &lp->lan_saa9730_regs->DmaStatus);
writel(DMA_STATUS_MAC_TX_INT, &lp->lan_saa9730_regs->DmaStatus);
while (1) {
pPacket = lp->TxmBuffer[lp->PendingTxmBufferIndex]
@ -660,8 +659,8 @@ static int lan_saa9730_rx(struct net_device *dev)
printk("lan_saa9730_rx interrupt\n");
/* Clear receive interrupts. */
outl(DMA_STATUS_MAC_RX_INT | DMA_STATUS_RX_INT |
DMA_STATUS_RX_TO_INT, &lp->lan_saa9730_regs->DmaStatus);
writel(DMA_STATUS_MAC_RX_INT | DMA_STATUS_RX_INT |
DMA_STATUS_RX_TO_INT, &lp->lan_saa9730_regs->DmaStatus);
/* Address next packet */
BufferIndex = lp->NextRcvBufferIndex;
@ -725,8 +724,8 @@ static int lan_saa9730_rx(struct net_device *dev)
*pPacket = cpu_to_le32(RXSF_READY << RX_STAT_CTL_OWNER_SHF);
/* Make sure A or B is available to hardware as appropriate. */
outl(BufferIndex ? OK2USE_RX_B : OK2USE_RX_A,
&lp->lan_saa9730_regs->Ok2Use);
writel(BufferIndex ? OK2USE_RX_B : OK2USE_RX_A,
&lp->lan_saa9730_regs->Ok2Use);
/* Go to next packet in sequence. */
lp->NextRcvPacketIndex++;
@ -844,8 +843,8 @@ static int lan_saa9730_write(struct lan_saa9730_private *lp,
(len << TX_STAT_CTL_LENGTH_SHF));
/* Make sure A or B is available to hardware as appropriate. */
outl(BufferIndex ? OK2USE_TX_B : OK2USE_TX_A,
&lp->lan_saa9730_regs->Ok2Use);
writel(BufferIndex ? OK2USE_TX_B : OK2USE_TX_A,
&lp->lan_saa9730_regs->Ok2Use);
return 0;
}
@ -938,15 +937,15 @@ static void lan_saa9730_set_multicast(struct net_device *dev)
if (dev->flags & IFF_PROMISC) {
/* accept all packets */
outl(CAM_CONTROL_COMP_EN | CAM_CONTROL_STATION_ACC |
CAM_CONTROL_GROUP_ACC | CAM_CONTROL_BROAD_ACC,
&lp->lan_saa9730_regs->CamCtl);
writel(CAM_CONTROL_COMP_EN | CAM_CONTROL_STATION_ACC |
CAM_CONTROL_GROUP_ACC | CAM_CONTROL_BROAD_ACC,
&lp->lan_saa9730_regs->CamCtl);
} else {
if (dev->flags & IFF_ALLMULTI) {
/* accept all multicast packets */
outl(CAM_CONTROL_COMP_EN | CAM_CONTROL_GROUP_ACC |
CAM_CONTROL_BROAD_ACC,
&lp->lan_saa9730_regs->CamCtl);
writel(CAM_CONTROL_COMP_EN | CAM_CONTROL_GROUP_ACC |
CAM_CONTROL_BROAD_ACC,
&lp->lan_saa9730_regs->CamCtl);
} else {
/*
* Will handle the multicast stuff later. -carstenl

110
drivers/net/skge.c
View file

@ -105,7 +105,8 @@ static const int txqaddr[] = { Q_XA1, Q_XA2 };
static const int rxqaddr[] = { Q_R1, Q_R2 };
static const u32 rxirqmask[] = { IS_R1_F, IS_R2_F };
static const u32 txirqmask[] = { IS_XA1_F, IS_XA2_F };
static const u32 irqmask[] = { IS_R1_F|IS_XA1_F, IS_R2_F|IS_XA2_F };
static const u32 napimask[] = { IS_R1_F|IS_XA1_F, IS_R2_F|IS_XA2_F };
static const u32 portmask[] = { IS_PORT_1, IS_PORT_2 };
static int skge_get_regs_len(struct net_device *dev)
{
@ -671,7 +672,7 @@ static void skge_led(struct skge_port *skge, enum led_mode mode)
struct skge_hw *hw = skge->hw;
int port = skge->port;
mutex_lock(&hw->phy_mutex);
spin_lock_bh(&hw->phy_lock);
if (hw->chip_id == CHIP_ID_GENESIS) {
switch (mode) {
case LED_MODE_OFF:
@ -742,7 +743,7 @@ static void skge_led(struct skge_port *skge, enum led_mode mode)
PHY_M_LED_MO_RX(MO_LED_ON));
}
}
mutex_unlock(&hw->phy_mutex);
spin_unlock_bh(&hw->phy_lock);
}
/* blink LED's for finding board */
@ -1316,7 +1317,7 @@ static void xm_phy_init(struct skge_port *skge)
xm_phy_write(hw, port, PHY_XMAC_CTRL, ctrl);
/* Poll PHY for status changes */
schedule_delayed_work(&skge->link_thread, LINK_HZ);
mod_timer(&skge->link_timer, jiffies + LINK_HZ);
}
static void xm_check_link(struct net_device *dev)
@ -1391,10 +1392,9 @@ static void xm_check_link(struct net_device *dev)
* Since internal PHY is wired to a level triggered pin, can't
* get an interrupt when carrier is detected.
*/
static void xm_link_timer(struct work_struct *work)
static void xm_link_timer(unsigned long arg)
{
struct skge_port *skge =
container_of(work, struct skge_port, link_thread.work);
struct skge_port *skge = (struct skge_port *) arg;
struct net_device *dev = skge->netdev;
struct skge_hw *hw = skge->hw;
int port = skge->port;
@ -1414,13 +1414,13 @@ static void xm_link_timer(struct work_struct *work)
goto nochange;
}
mutex_lock(&hw->phy_mutex);
spin_lock(&hw->phy_lock);
xm_check_link(dev);
mutex_unlock(&hw->phy_mutex);
spin_unlock(&hw->phy_lock);
nochange:
if (netif_running(dev))
schedule_delayed_work(&skge->link_thread, LINK_HZ);
mod_timer(&skge->link_timer, jiffies + LINK_HZ);
}
static void genesis_mac_init(struct skge_hw *hw, int port)
@ -2323,7 +2323,7 @@ static void skge_phy_reset(struct skge_port *skge)
netif_stop_queue(skge->netdev);
netif_carrier_off(skge->netdev);
mutex_lock(&hw->phy_mutex);
spin_lock_bh(&hw->phy_lock);
if (hw->chip_id == CHIP_ID_GENESIS) {
genesis_reset(hw, port);
genesis_mac_init(hw, port);
@ -2331,7 +2331,7 @@ static void skge_phy_reset(struct skge_port *skge)
yukon_reset(hw, port);
yukon_init(hw, port);
}
mutex_unlock(&hw->phy_mutex);
spin_unlock_bh(&hw->phy_lock);
dev->set_multicast_list(dev);
}
@ -2354,12 +2354,12 @@ static int skge_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
/* fallthru */
case SIOCGMIIREG: {
u16 val = 0;
mutex_lock(&hw->phy_mutex);
spin_lock_bh(&hw->phy_lock);
if (hw->chip_id == CHIP_ID_GENESIS)
err = __xm_phy_read(hw, skge->port, data->reg_num & 0x1f, &val);
else
err = __gm_phy_read(hw, skge->port, data->reg_num & 0x1f, &val);
mutex_unlock(&hw->phy_mutex);
spin_unlock_bh(&hw->phy_lock);
data->val_out = val;
break;
}
@ -2368,14 +2368,14 @@ static int skge_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
if (!capable(CAP_NET_ADMIN))
return -EPERM;
mutex_lock(&hw->phy_mutex);
spin_lock_bh(&hw->phy_lock);
if (hw->chip_id == CHIP_ID_GENESIS)
err = xm_phy_write(hw, skge->port, data->reg_num & 0x1f,
data->val_in);
else
err = gm_phy_write(hw, skge->port, data->reg_num & 0x1f,
data->val_in);
mutex_unlock(&hw->phy_mutex);
spin_unlock_bh(&hw->phy_lock);
break;
}
return err;
@ -2481,12 +2481,12 @@ static int skge_up(struct net_device *dev)
goto free_rx_ring;
/* Initialize MAC */
mutex_lock(&hw->phy_mutex);
spin_lock_bh(&hw->phy_lock);
if (hw->chip_id == CHIP_ID_GENESIS)
genesis_mac_init(hw, port);
else
yukon_mac_init(hw, port);
mutex_unlock(&hw->phy_mutex);
spin_unlock_bh(&hw->phy_lock);
/* Configure RAMbuffers */
chunk = hw->ram_size / ((hw->ports + 1)*2);
@ -2504,6 +2504,11 @@ static int skge_up(struct net_device *dev)
skge_write8(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_START | CSR_IRQ_CL_F);
skge_led(skge, LED_MODE_ON);
spin_lock_irq(&hw->hw_lock);
hw->intr_mask |= portmask[port];
skge_write32(hw, B0_IMSK, hw->intr_mask);
spin_unlock_irq(&hw->hw_lock);
netif_poll_enable(dev);
return 0;
@ -2531,7 +2536,14 @@ static int skge_down(struct net_device *dev)
netif_stop_queue(dev);
if (hw->chip_id == CHIP_ID_GENESIS && hw->phy_type == SK_PHY_XMAC)
cancel_delayed_work(&skge->link_thread);
del_timer_sync(&skge->link_timer);
netif_poll_disable(dev);
spin_lock_irq(&hw->hw_lock);
hw->intr_mask &= ~portmask[port];
skge_write32(hw, B0_IMSK, hw->intr_mask);
spin_unlock_irq(&hw->hw_lock);
skge_write8(skge->hw, SK_REG(skge->port, LNK_LED_REG), LED_OFF);
if (hw->chip_id == CHIP_ID_GENESIS)
@ -2575,8 +2587,10 @@ static int skge_down(struct net_device *dev)
skge_led(skge, LED_MODE_OFF);
netif_poll_disable(dev);
netif_tx_lock_bh(dev);
skge_tx_clean(dev);
netif_tx_unlock_bh(dev);
skge_rx_clean(skge);
kfree(skge->rx_ring.start);
@ -2721,7 +2735,6 @@ static void skge_tx_clean(struct net_device *dev)
struct skge_port *skge = netdev_priv(dev);
struct skge_element *e;
netif_tx_lock_bh(dev);
for (e = skge->tx_ring.to_clean; e != skge->tx_ring.to_use; e = e->next) {
struct skge_tx_desc *td = e->desc;
skge_tx_free(skge, e, td->control);
@ -2730,7 +2743,6 @@ static void skge_tx_clean(struct net_device *dev)
skge->tx_ring.to_clean = e;
netif_wake_queue(dev);
netif_tx_unlock_bh(dev);
}
static void skge_tx_timeout(struct net_device *dev)
@ -3049,7 +3061,7 @@ static int skge_poll(struct net_device *dev, int *budget)
spin_lock_irqsave(&hw->hw_lock, flags);
__netif_rx_complete(dev);
hw->intr_mask |= irqmask[skge->port];
hw->intr_mask |= napimask[skge->port];
skge_write32(hw, B0_IMSK, hw->intr_mask);
skge_read32(hw, B0_IMSK);
spin_unlock_irqrestore(&hw->hw_lock, flags);
@ -3160,28 +3172,29 @@ static void skge_error_irq(struct skge_hw *hw)
}
/*
* Interrupt from PHY are handled in work queue
* Interrupt from PHY are handled in tasklet (softirq)
* because accessing phy registers requires spin wait which might
* cause excess interrupt latency.
*/
static void skge_extirq(struct work_struct *work)
static void skge_extirq(unsigned long arg)
{
struct skge_hw *hw = container_of(work, struct skge_hw, phy_work);
struct skge_hw *hw = (struct skge_hw *) arg;
int port;
mutex_lock(&hw->phy_mutex);
for (port = 0; port < hw->ports; port++) {
struct net_device *dev = hw->dev[port];
struct skge_port *skge = netdev_priv(dev);
if (netif_running(dev)) {
struct skge_port *skge = netdev_priv(dev);
spin_lock(&hw->phy_lock);
if (hw->chip_id != CHIP_ID_GENESIS)
yukon_phy_intr(skge);
else if (hw->phy_type == SK_PHY_BCOM)
bcom_phy_intr(skge);
spin_unlock(&hw->phy_lock);
}
}
mutex_unlock(&hw->phy_mutex);
spin_lock_irq(&hw->hw_lock);
hw->intr_mask |= IS_EXT_REG;
@ -3206,7 +3219,7 @@ static irqreturn_t skge_intr(int irq, void *dev_id)
status &= hw->intr_mask;
if (status & IS_EXT_REG) {
hw->intr_mask &= ~IS_EXT_REG;
schedule_work(&hw->phy_work);
tasklet_schedule(&hw->phy_task);
}
if (status & (IS_XA1_F|IS_R1_F)) {
@ -3282,23 +3295,28 @@ static int skge_set_mac_address(struct net_device *dev, void *p)
memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
/* disable Rx */
ctrl = gma_read16(hw, port, GM_GP_CTRL);
gma_write16(hw, port, GM_GP_CTRL, ctrl & ~GM_GPCR_RX_ENA);
if (!netif_running(dev)) {
memcpy_toio(hw->regs + B2_MAC_1 + port*8, dev->dev_addr, ETH_ALEN);
memcpy_toio(hw->regs + B2_MAC_2 + port*8, dev->dev_addr, ETH_ALEN);
} else {
/* disable Rx */
spin_lock_bh(&hw->phy_lock);
ctrl = gma_read16(hw, port, GM_GP_CTRL);
gma_write16(hw, port, GM_GP_CTRL, ctrl & ~GM_GPCR_RX_ENA);
memcpy_toio(hw->regs + B2_MAC_1 + port*8, dev->dev_addr, ETH_ALEN);
memcpy_toio(hw->regs + B2_MAC_2 + port*8, dev->dev_addr, ETH_ALEN);
memcpy_toio(hw->regs + B2_MAC_1 + port*8, dev->dev_addr, ETH_ALEN);
memcpy_toio(hw->regs + B2_MAC_2 + port*8, dev->dev_addr, ETH_ALEN);
if (netif_running(dev)) {
if (hw->chip_id == CHIP_ID_GENESIS)
xm_outaddr(hw, port, XM_SA, dev->dev_addr);
else {
gma_set_addr(hw, port, GM_SRC_ADDR_1L, dev->dev_addr);
gma_set_addr(hw, port, GM_SRC_ADDR_2L, dev->dev_addr);
}
}
gma_write16(hw, port, GM_GP_CTRL, ctrl);
gma_write16(hw, port, GM_GP_CTRL, ctrl);
spin_unlock_bh(&hw->phy_lock);
}
return 0;
}
@ -3413,10 +3431,9 @@ static int skge_reset(struct skge_hw *hw)
else
hw->ram_size = t8 * 4096;
hw->intr_mask = IS_HW_ERR | IS_PORT_1;
if (hw->ports > 1)
hw->intr_mask |= IS_PORT_2;
hw->intr_mask = IS_HW_ERR;
/* Use PHY IRQ for all but fiber based Genesis board */
if (!(hw->chip_id == CHIP_ID_GENESIS && hw->phy_type == SK_PHY_XMAC))
hw->intr_mask |= IS_EXT_REG;
@ -3484,14 +3501,12 @@ static int skge_reset(struct skge_hw *hw)
skge_write32(hw, B0_IMSK, hw->intr_mask);
mutex_lock(&hw->phy_mutex);
for (i = 0; i < hw->ports; i++) {
if (hw->chip_id == CHIP_ID_GENESIS)
genesis_reset(hw, i);
else
yukon_reset(hw, i);
}
mutex_unlock(&hw->phy_mutex);
return 0;
}
@ -3539,6 +3554,7 @@ static struct net_device *skge_devinit(struct skge_hw *hw, int port,
skge->netdev = dev;
skge->hw = hw;
skge->msg_enable = netif_msg_init(debug, default_msg);
skge->tx_ring.count = DEFAULT_TX_RING_SIZE;
skge->rx_ring.count = DEFAULT_RX_RING_SIZE;
@ -3555,7 +3571,7 @@ static struct net_device *skge_devinit(struct skge_hw *hw, int port,
skge->port = port;
/* Only used for Genesis XMAC */
INIT_DELAYED_WORK(&skge->link_thread, xm_link_timer);
setup_timer(&skge->link_timer, xm_link_timer, (unsigned long) skge);
if (hw->chip_id != CHIP_ID_GENESIS) {
dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG;
@ -3637,9 +3653,9 @@ static int __devinit skge_probe(struct pci_dev *pdev,
}
hw->pdev = pdev;
mutex_init(&hw->phy_mutex);
INIT_WORK(&hw->phy_work, skge_extirq);
spin_lock_init(&hw->hw_lock);
spin_lock_init(&hw->phy_lock);
tasklet_init(&hw->phy_task, &skge_extirq, (unsigned long) hw);
hw->regs = ioremap_nocache(pci_resource_start(pdev, 0), 0x4000);
if (!hw->regs) {
@ -3725,6 +3741,8 @@ static void __devexit skge_remove(struct pci_dev *pdev)
dev0 = hw->dev[0];
unregister_netdev(dev0);
tasklet_disable(&hw->phy_task);
spin_lock_irq(&hw->hw_lock);
hw->intr_mask = 0;
skge_write32(hw, B0_IMSK, 0);

6
drivers/net/skge.h
View file

@ -2424,8 +2424,8 @@ struct skge_hw {
u32 ram_size;
u32 ram_offset;
u16 phy_addr;
struct work_struct phy_work;
struct mutex phy_mutex;
spinlock_t phy_lock;
struct tasklet_struct phy_task;
};
enum pause_control {
@ -2457,7 +2457,7 @@ struct skge_port {
struct net_device_stats net_stats;
struct delayed_work link_thread;
struct timer_list link_timer;
enum pause_control flow_control;
enum pause_status flow_status;
u8 rx_csum;

3
drivers/net/ucc_geth.c
View file

@ -3607,7 +3607,6 @@ static int ucc_geth_start_xmit(struct sk_buff *skb, struct net_device *dev)
if (bd == ugeth->confBd[txQ]) {
if (!netif_queue_stopped(dev))
netif_stop_queue(dev);
return NETDEV_TX_BUSY;
}
ugeth->txBd[txQ] = bd;
@ -3623,7 +3622,7 @@ static int ucc_geth_start_xmit(struct sk_buff *skb, struct net_device *dev)
spin_unlock_irq(&ugeth->lock);
return NETDEV_TX_OK;
return 0;
}
static int ucc_geth_rx(struct ucc_geth_private *ugeth, u8 rxQ, int rx_work_limit)

4
drivers/net/wireless/airo.c
View file

@ -2852,7 +2852,7 @@ static struct net_device *_init_airo_card( unsigned short irq, int port,
if (rc) {
airo_print_err(dev->name, "register interrupt %d failed, rc %d",
irq, rc);
goto err_out_unlink;
goto err_out_nets;
}
if (!is_pcmcia) {
if (!request_region( dev->base_addr, 64, dev->name )) {
@ -2935,6 +2935,8 @@ err_out_res:
release_region( dev->base_addr, 64 );
err_out_irq:
free_irq(dev->irq, dev);
err_out_nets:
airo_networks_free(ai);
err_out_unlink:
del_airo_dev(dev);
err_out_thr:

14
drivers/net/wireless/bcm43xx/bcm43xx_radio.c
View file

@ -882,10 +882,10 @@ static void _stack_save(u32 *_stackptr, size_t *stackidx,
{
u32 *stackptr = &(_stackptr[*stackidx]);
assert((offset & 0xF000) == 0x0000);
assert((id & 0xF0) == 0x00);
assert((offset & 0xE000) == 0x0000);
assert((id & 0xF8) == 0x00);
*stackptr = offset;
*stackptr |= ((u32)id) << 12;
*stackptr |= ((u32)id) << 13;
*stackptr |= ((u32)value) << 16;
(*stackidx)++;
assert(*stackidx < BCM43xx_INTERFSTACK_SIZE);
@ -896,12 +896,12 @@ static u16 _stack_restore(u32 *stackptr,
{
size_t i;
assert((offset & 0xF000) == 0x0000);
assert((id & 0xF0) == 0x00);
assert((offset & 0xE000) == 0x0000);
assert((id & 0xF8) == 0x00);
for (i = 0; i < BCM43xx_INTERFSTACK_SIZE; i++, stackptr++) {
if ((*stackptr & 0x00000FFF) != offset)
if ((*stackptr & 0x00001FFF) != offset)
continue;
if (((*stackptr & 0x0000F000) >> 12) != id)
if (((*stackptr & 0x00007000) >> 13) != id)
continue;
return ((*stackptr & 0xFFFF0000) >> 16);
}