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brcm-2.6: remove old b44 support patches, integrate bcm47xx support into newest version of the driver 

SVN-Revision: 2929
owl
Felix Fietkau 2006-01-12 02:16:42 +00:00
parent 2fa7438a98
commit 1744f73f49
3 changed files with 639 additions and 1896 deletions
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639
openwrt/target/linux/brcm-2.6/patches/004-b44_bcm47xx_support.patch Normal file
View File

@ -0,0 +1,639 @@
diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
--- linux.old/drivers/net/b44.c 2006-01-12 01:44:42.548326000 +0100
+++ linux.dev/drivers/net/b44.c 2006-01-12 03:07:38.209775500 +0100
@@ -1,7 +1,9 @@
-/* b44.c: Broadcom 4400 device driver.
+/* b44.c: Broadcom 4400/47xx device driver.
*
* Copyright (C) 2002 David S. Miller (davem@redhat.com)
- * Fixed by Pekka Pietikainen (pp@ee.oulu.fi)
+ * Copyright (C) 2004 Pekka Pietikainen (pp@ee.oulu.fi)
+ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org)
+ * Copyright (C) 2006 Felix Fietkau (nbd@openwrt.org)
*
* Distribute under GPL.
*/
@@ -31,6 +33,28 @@
#define DRV_MODULE_VERSION "0.97"
#define DRV_MODULE_RELDATE "Nov 30, 2005"
+#ifdef CONFIG_BCM947XX
+extern char *nvram_get(char *name);
+static inline void e_aton(char *str, char *dest)
+{
+ int i = 0;
+
+ if (str == NULL) {
+ memset(dest, 0, 6);
+ return;
+ }
+
+ for (;;) {
+ dest[i++] = (char) simple_strtoul(str, NULL, 16);
+ str += 2;
+ if (!*str++ || i == 6)
+ break;
+ }
+}
+
+static int b44_4713_instance;
+#endif
+
#define B44_DEF_MSG_ENABLE \
(NETIF_MSG_DRV | \
NETIF_MSG_PROBE | \
@@ -77,8 +101,8 @@
static char version[] __devinitdata =
DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
-MODULE_AUTHOR("Florian Schirmer, Pekka Pietikainen, David S. Miller");
-MODULE_DESCRIPTION("Broadcom 4400 10/100 PCI ethernet driver");
+MODULE_AUTHOR("Felix Fietkau, Florian Schirmer, Pekka Pietikainen, David S. Miller");
+MODULE_DESCRIPTION("Broadcom 4400/47xx 10/100 PCI ethernet driver");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_MODULE_VERSION);
@@ -93,6 +117,10 @@
PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
{ PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_BCM4401B1,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
+#ifdef CONFIG_BCM947XX
+ { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_BCM4713,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
+#endif
{ } /* terminate list with empty entry */
};
@@ -131,17 +159,6 @@
dma_desc_sync_size, dir);
}
-static inline unsigned long br32(const struct b44 *bp, unsigned long reg)
-{
- return readl(bp->regs + reg);
-}
-
-static inline void bw32(const struct b44 *bp,
- unsigned long reg, unsigned long val)
-{
- writel(val, bp->regs + reg);
-}
-
static int b44_wait_bit(struct b44 *bp, unsigned long reg,
u32 bit, unsigned long timeout, const int clear)
{
@@ -268,6 +285,10 @@
break;
};
#endif
+#ifdef CONFIG_BCM947XX
+ if (bp->pdev->device == PCI_DEVICE_ID_BCM4713)
+ return b44_4713_instance++;
+#endif
return 0;
}
@@ -313,14 +334,14 @@
bw32(bp, B44_IMASK, bp->imask);
}
-static int b44_readphy(struct b44 *bp, int reg, u32 *val)
+static int __b44_readphy(struct b44 *bp, int phy_addr, int reg, u32 *val)
{
int err;
bw32(bp, B44_EMAC_ISTAT, EMAC_INT_MII);
bw32(bp, B44_MDIO_DATA, (MDIO_DATA_SB_START |
(MDIO_OP_READ << MDIO_DATA_OP_SHIFT) |
- (bp->phy_addr << MDIO_DATA_PMD_SHIFT) |
+ (phy_addr << MDIO_DATA_PMD_SHIFT) |
(reg << MDIO_DATA_RA_SHIFT) |
(MDIO_TA_VALID << MDIO_DATA_TA_SHIFT)));
err = b44_wait_bit(bp, B44_EMAC_ISTAT, EMAC_INT_MII, 100, 0);
@@ -329,18 +350,34 @@
return err;
}
-static int b44_writephy(struct b44 *bp, int reg, u32 val)
+static int __b44_writephy(struct b44 *bp, int phy_addr, int reg, u32 val)
{
bw32(bp, B44_EMAC_ISTAT, EMAC_INT_MII);
bw32(bp, B44_MDIO_DATA, (MDIO_DATA_SB_START |
(MDIO_OP_WRITE << MDIO_DATA_OP_SHIFT) |
- (bp->phy_addr << MDIO_DATA_PMD_SHIFT) |
+ (phy_addr << MDIO_DATA_PMD_SHIFT) |
(reg << MDIO_DATA_RA_SHIFT) |
(MDIO_TA_VALID << MDIO_DATA_TA_SHIFT) |
(val & MDIO_DATA_DATA)));
return b44_wait_bit(bp, B44_EMAC_ISTAT, EMAC_INT_MII, 100, 0);
}
+static inline int b44_readphy(struct b44 *bp, int reg, u32 *val)
+{
+ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
+ return 0;
+
+ return __b44_readphy(bp, bp->phy_addr, reg, val);
+}
+
+static inline int b44_writephy(struct b44 *bp, int reg, u32 val)
+{
+ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
+ return 0;
+
+ return __b44_writephy(bp, bp->phy_addr, reg, val);
+}
+
/* miilib interface */
/* FIXME FIXME: phy_id is ignored, bp->phy_addr use is unconditional
* due to code existing before miilib use was added to this driver.
@@ -369,6 +406,8 @@
u32 val;
int err;
+ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
+ return 0;
err = b44_writephy(bp, MII_BMCR, BMCR_RESET);
if (err)
return err;
@@ -439,6 +478,8 @@
u32 val;
int err;
+ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
+ return 0;
if ((err = b44_readphy(bp, B44_MII_ALEDCTRL, &val)) != 0)
goto out;
if ((err = b44_writephy(bp, B44_MII_ALEDCTRL,
@@ -534,6 +575,19 @@
{
u32 bmsr, aux;
+ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY) {
+ bp->flags |= B44_FLAG_100_BASE_T;
+ bp->flags |= B44_FLAG_FULL_DUPLEX;
+ if (!netif_carrier_ok(bp->dev)) {
+ u32 val = br32(bp, B44_TX_CTRL);
+ val |= TX_CTRL_DUPLEX;
+ bw32(bp, B44_TX_CTRL, val);
+ netif_carrier_on(bp->dev);
+ b44_link_report(bp);
+ }
+ return;
+ }
+
if (!b44_readphy(bp, MII_BMSR, &bmsr) &&
!b44_readphy(bp, B44_MII_AUXCTRL, &aux) &&
(bmsr != 0xffff)) {
@@ -1281,9 +1335,10 @@
bw32(bp, B44_DMARX_CTRL, 0);
bp->rx_prod = bp->rx_cons = 0;
} else {
- ssb_pci_setup(bp, (bp->core_unit == 0 ?
- SBINTVEC_ENET0 :
- SBINTVEC_ENET1));
+ if (bp->pdev->device != PCI_DEVICE_ID_BCM4713)
+ ssb_pci_setup(bp, (bp->core_unit == 0 ?
+ SBINTVEC_ENET0 :
+ SBINTVEC_ENET1));
}
ssb_core_reset(bp);
@@ -1291,8 +1346,14 @@
b44_clear_stats(bp);
/* Make PHY accessible. */
- bw32(bp, B44_MDIO_CTRL, (MDIO_CTRL_PREAMBLE |
+ if (bp->pdev->device == PCI_DEVICE_ID_BCM4713)
+ bw32(bp, B44_MDIO_CTRL, (MDIO_CTRL_PREAMBLE |
+ (((100000000 + (B44_MDC_RATIO / 2)) / B44_MDC_RATIO)
+ & MDIO_CTRL_MAXF_MASK)));
+ else
+ bw32(bp, B44_MDIO_CTRL, (MDIO_CTRL_PREAMBLE |
(0x0d & MDIO_CTRL_MAXF_MASK)));
+
br32(bp, B44_MDIO_CTRL);
if (!(br32(bp, B44_DEVCTRL) & DEVCTRL_IPP)) {
@@ -1834,18 +1895,297 @@
.get_perm_addr = ethtool_op_get_perm_addr,
};
+static int b44_ethtool_ioctl (struct net_device *dev, void __user *useraddr)
+{
+ struct b44 *bp = dev->priv;
+ struct pci_dev *pci_dev = bp->pdev;
+ u32 ethcmd;
+
+ if (copy_from_user (&ethcmd, useraddr, sizeof (ethcmd)))
+ return -EFAULT;
+
+ switch (ethcmd) {
+ case ETHTOOL_GDRVINFO: {
+ struct ethtool_drvinfo info = { ETHTOOL_GDRVINFO };
+ strcpy (info.driver, DRV_MODULE_NAME);
+ strcpy (info.version, DRV_MODULE_VERSION);
+ memset(&info.fw_version, 0, sizeof(info.fw_version));
+ strcpy (info.bus_info, pci_name(pci_dev));
+ info.eedump_len = 0;
+ info.regdump_len = 0;
+ if (copy_to_user (useraddr, &info, sizeof (info)))
+ return -EFAULT;
+ return 0;
+ }
+
+ case ETHTOOL_GSET: {
+ struct ethtool_cmd cmd = { ETHTOOL_GSET };
+
+ if (!(bp->flags & B44_FLAG_INIT_COMPLETE))
+ return -EAGAIN;
+ cmd.supported = (SUPPORTED_Autoneg);
+ cmd.supported |= (SUPPORTED_100baseT_Half |
+ SUPPORTED_100baseT_Full |
+ SUPPORTED_10baseT_Half |
+ SUPPORTED_10baseT_Full |
+ SUPPORTED_MII);
+
+ cmd.advertising = 0;
+ if (bp->flags & B44_FLAG_ADV_10HALF)
+ cmd.advertising |= ADVERTISE_10HALF;
+ if (bp->flags & B44_FLAG_ADV_10FULL)
+ cmd.advertising |= ADVERTISE_10FULL;
+ if (bp->flags & B44_FLAG_ADV_100HALF)
+ cmd.advertising |= ADVERTISE_100HALF;
+ if (bp->flags & B44_FLAG_ADV_100FULL)
+ cmd.advertising |= ADVERTISE_100FULL;
+ cmd.advertising |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
+ cmd.speed = (bp->flags & B44_FLAG_100_BASE_T) ?
+ SPEED_100 : SPEED_10;
+ cmd.duplex = (bp->flags & B44_FLAG_FULL_DUPLEX) ?
+ DUPLEX_FULL : DUPLEX_HALF;
+ cmd.port = 0;
+ cmd.phy_address = bp->phy_addr;
+ cmd.transceiver = (bp->flags & B44_FLAG_INTERNAL_PHY) ?
+ XCVR_INTERNAL : XCVR_EXTERNAL;
+ cmd.autoneg = (bp->flags & B44_FLAG_FORCE_LINK) ?
+ AUTONEG_DISABLE : AUTONEG_ENABLE;
+ cmd.maxtxpkt = 0;
+ cmd.maxrxpkt = 0;
+ if (copy_to_user(useraddr, &cmd, sizeof(cmd)))
+ return -EFAULT;
+ return 0;
+ }
+ case ETHTOOL_SSET: {
+ struct ethtool_cmd cmd;
+
+ if (!(bp->flags & B44_FLAG_INIT_COMPLETE))
+ return -EAGAIN;
+
+ if (copy_from_user(&cmd, useraddr, sizeof(cmd)))
+ return -EFAULT;
+
+ /* We do not support gigabit. */
+ if (cmd.autoneg == AUTONEG_ENABLE) {
+ if (cmd.advertising &
+ (ADVERTISED_1000baseT_Half |
+ ADVERTISED_1000baseT_Full))
+ return -EINVAL;
+ } else if ((cmd.speed != SPEED_100 &&
+ cmd.speed != SPEED_10) ||
+ (cmd.duplex != DUPLEX_HALF &&
+ cmd.duplex != DUPLEX_FULL)) {
+ return -EINVAL;
+ }
+
+ spin_lock_irq(&bp->lock);
+
+ if (cmd.autoneg == AUTONEG_ENABLE) {
+ bp->flags &= ~B44_FLAG_FORCE_LINK;
+ bp->flags &= ~(B44_FLAG_ADV_10HALF |
+ B44_FLAG_ADV_10FULL |
+ B44_FLAG_ADV_100HALF |
+ B44_FLAG_ADV_100FULL);
+ if (cmd.advertising & ADVERTISE_10HALF)
+ bp->flags |= B44_FLAG_ADV_10HALF;
+ if (cmd.advertising & ADVERTISE_10FULL)
+ bp->flags |= B44_FLAG_ADV_10FULL;
+ if (cmd.advertising & ADVERTISE_100HALF)
+ bp->flags |= B44_FLAG_ADV_100HALF;
+ if (cmd.advertising & ADVERTISE_100FULL)
+ bp->flags |= B44_FLAG_ADV_100FULL;
+ } else {
+ bp->flags |= B44_FLAG_FORCE_LINK;
+ if (cmd.speed == SPEED_100)
+ bp->flags |= B44_FLAG_100_BASE_T;
+ if (cmd.duplex == DUPLEX_FULL)
+ bp->flags |= B44_FLAG_FULL_DUPLEX;
+ }
+
+ b44_setup_phy(bp);
+
+ spin_unlock_irq(&bp->lock);
+
+ return 0;
+ }
+
+ case ETHTOOL_GMSGLVL: {
+ struct ethtool_value edata = { ETHTOOL_GMSGLVL };
+ edata.data = bp->msg_enable;
+ if (copy_to_user(useraddr, &edata, sizeof(edata)))
+ return -EFAULT;
+ return 0;
+ }
+ case ETHTOOL_SMSGLVL: {
+ struct ethtool_value edata;
+ if (copy_from_user(&edata, useraddr, sizeof(edata)))
+ return -EFAULT;
+ bp->msg_enable = edata.data;
+ return 0;
+ }
+ case ETHTOOL_NWAY_RST: {
+ u32 bmcr;
+ int r;
+
+ spin_lock_irq(&bp->lock);
+ b44_readphy(bp, MII_BMCR, &bmcr);
+ b44_readphy(bp, MII_BMCR, &bmcr);
+ r = -EINVAL;
+ if (bmcr & BMCR_ANENABLE) {
+ b44_writephy(bp, MII_BMCR,
+ bmcr | BMCR_ANRESTART);
+ r = 0;
+ }
+ spin_unlock_irq(&bp->lock);
+
+ return r;
+ }
+ case ETHTOOL_GLINK: {
+ struct ethtool_value edata = { ETHTOOL_GLINK };
+ edata.data = netif_carrier_ok(bp->dev) ? 1 : 0;
+ if (copy_to_user(useraddr, &edata, sizeof(edata)))
+ return -EFAULT;
+ return 0;
+ }
+ case ETHTOOL_GRINGPARAM: {
+ struct ethtool_ringparam ering = { ETHTOOL_GRINGPARAM };
+
+ ering.rx_max_pending = B44_RX_RING_SIZE - 1;
+ ering.rx_pending = bp->rx_pending;
+
+ /* XXX ethtool lacks a tx_max_pending, oops... */
+
+ if (copy_to_user(useraddr, &ering, sizeof(ering)))
+ return -EFAULT;
+ return 0;
+ }
+ case ETHTOOL_SRINGPARAM: {
+ struct ethtool_ringparam ering;
+
+ if (copy_from_user(&ering, useraddr, sizeof(ering)))
+ return -EFAULT;
+
+ if ((ering.rx_pending > B44_RX_RING_SIZE - 1) ||
+ (ering.rx_mini_pending != 0) ||
+ (ering.rx_jumbo_pending != 0) ||
+ (ering.tx_pending > B44_TX_RING_SIZE - 1))
+ return -EINVAL;
+
+ spin_lock_irq(&bp->lock);
+
+ bp->rx_pending = ering.rx_pending;
+ bp->tx_pending = ering.tx_pending;
+
+ b44_halt(bp);
+ b44_init_rings(bp);
+ b44_init_hw(bp);
+ netif_wake_queue(bp->dev);
+ spin_unlock_irq(&bp->lock);
+
+ b44_enable_ints(bp);
+
+ return 0;
+ }
+ case ETHTOOL_GPAUSEPARAM: {
+ struct ethtool_pauseparam epause = { ETHTOOL_GPAUSEPARAM };
+
+ epause.autoneg =
+ (bp->flags & B44_FLAG_PAUSE_AUTO) != 0;
+ epause.rx_pause =
+ (bp->flags & B44_FLAG_RX_PAUSE) != 0;
+ epause.tx_pause =
+ (bp->flags & B44_FLAG_TX_PAUSE) != 0;
+ if (copy_to_user(useraddr, &epause, sizeof(epause)))
+ return -EFAULT;
+ return 0;
+ }
+ case ETHTOOL_SPAUSEPARAM: {
+ struct ethtool_pauseparam epause;
+
+ if (copy_from_user(&epause, useraddr, sizeof(epause)))
+ return -EFAULT;
+
+ spin_lock_irq(&bp->lock);
+ if (epause.autoneg)
+ bp->flags |= B44_FLAG_PAUSE_AUTO;
+ else
+ bp->flags &= ~B44_FLAG_PAUSE_AUTO;
+ if (epause.rx_pause)
+ bp->flags |= B44_FLAG_RX_PAUSE;
+ else
+ bp->flags &= ~B44_FLAG_RX_PAUSE;
+ if (epause.tx_pause)
+ bp->flags |= B44_FLAG_TX_PAUSE;
+ else
+ bp->flags &= ~B44_FLAG_TX_PAUSE;
+ if (bp->flags & B44_FLAG_PAUSE_AUTO) {
+ b44_halt(bp);
+ b44_init_rings(bp);
+ b44_init_hw(bp);
+ } else {
+ __b44_set_flow_ctrl(bp, bp->flags);
+ }
+ spin_unlock_irq(&bp->lock);
+
+ b44_enable_ints(bp);
+
+ return 0;
+ }
+ };
+
+ return -EOPNOTSUPP;
+}
+
static int b44_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
struct mii_ioctl_data *data = if_mii(ifr);
struct b44 *bp = netdev_priv(dev);
int err = -EINVAL;
- if (!netif_running(dev))
+ if (bp->pdev->device != PCI_DEVICE_ID_BCM4713) {
+ if (!netif_running(dev))
+ goto out;
+
+ spin_lock_irq(&bp->lock);
+ err = generic_mii_ioctl(&bp->mii_if, data, cmd, NULL);
+ spin_unlock_irq(&bp->lock);
goto out;
+ }
- spin_lock_irq(&bp->lock);
- err = generic_mii_ioctl(&bp->mii_if, data, cmd, NULL);
- spin_unlock_irq(&bp->lock);
+ switch (cmd) {
+ case SIOCETHTOOL:
+ return b44_ethtool_ioctl(dev, (void __user*) ifr->ifr_data);
+
+ case SIOCGMIIPHY:
+ data->phy_id = bp->phy_addr;
+
+ /* fallthru */
+ case SIOCGMIIREG: {
+ u32 mii_regval;
+ spin_lock_irq(&bp->lock);
+ err = __b44_readphy(bp, data->phy_id & 0x1f, data->reg_num & 0x1f, &mii_regval);
+ spin_unlock_irq(&bp->lock);
+
+ data->val_out = mii_regval;
+
+ return err;
+ }
+
+ case SIOCSMIIREG:
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+
+ spin_lock_irq(&bp->lock);
+ err = __b44_writephy(bp, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in);
+ spin_unlock_irq(&bp->lock);
+
+ return err;
+
+ default:
+ break;
+ };
+ return -EOPNOTSUPP;
+
out:
return err;
}
@@ -1865,22 +2205,43 @@
static int __devinit b44_get_invariants(struct b44 *bp)
{
u8 eeprom[128];
- int err;
+ u8 buf[32];
+ int err = 0;
- err = b44_read_eeprom(bp, &eeprom[0]);
- if (err)
- goto out;
-
- bp->dev->dev_addr[0] = eeprom[79];
- bp->dev->dev_addr[1] = eeprom[78];
- bp->dev->dev_addr[2] = eeprom[81];
- bp->dev->dev_addr[3] = eeprom[80];
- bp->dev->dev_addr[4] = eeprom[83];
- bp->dev->dev_addr[5] = eeprom[82];
- memcpy(bp->dev->perm_addr, bp->dev->dev_addr, bp->dev->addr_len);
-
- bp->phy_addr = eeprom[90] & 0x1f;
+#ifdef CONFIG_BCM947XX
+ if (bp->pdev->device == PCI_DEVICE_ID_BCM4713) {
+ /*
+ * BCM47xx boards don't have a EEPROM. The MAC is stored in
+ * a NVRAM area somewhere in the flash memory.
+ */
+ sprintf(buf, "et%dmacaddr", b44_4713_instance);
+ e_aton(nvram_get(buf), bp->dev->dev_addr);
+ /*
+ * BCM47xx boards don't have a PHY. Usually there is a switch
+ * chip with multiple PHYs connected to the PHY port.
+ */
+ bp->phy_addr = B44_PHY_ADDR_NO_PHY;
+ bp->dma_offset = 0;
+ } else
+#endif
+ {
+ err = b44_read_eeprom(bp, &eeprom[0]);
+ if (err)
+ goto out;
+
+ bp->dev->dev_addr[0] = eeprom[79];
+ bp->dev->dev_addr[1] = eeprom[78];
+ bp->dev->dev_addr[2] = eeprom[81];
+ bp->dev->dev_addr[3] = eeprom[80];
+ bp->dev->dev_addr[4] = eeprom[83];
+ bp->dev->dev_addr[5] = eeprom[82];
+ memcpy(bp->dev->perm_addr, bp->dev->dev_addr, bp->dev->addr_len);
+
+ bp->phy_addr = eeprom[90] & 0x1f;
+ bp->dma_offset = SB_PCI_DMA;
+ }
+
/* With this, plus the rx_header prepended to the data by the
* hardware, we'll land the ethernet header on a 2-byte boundary.
*/
@@ -1889,11 +2250,7 @@
bp->imask = IMASK_DEF;
bp->core_unit = ssb_core_unit(bp);
- bp->dma_offset = SB_PCI_DMA;
- /* XXX - really required?
- bp->flags |= B44_FLAG_BUGGY_TXPTR;
- */
out:
return err;
}
@@ -2032,11 +2389,17 @@
pci_save_state(bp->pdev);
- printk(KERN_INFO "%s: Broadcom 4400 10/100BaseT Ethernet ", dev->name);
+ printk(KERN_INFO "%s: Broadcom %s 10/100BaseT Ethernet ", dev->name,
+ (pdev->device == PCI_DEVICE_ID_BCM4713) ? "47xx" : "4400");
for (i = 0; i < 6; i++)
printk("%2.2x%c", dev->dev_addr[i],
i == 5 ? '\n' : ':');
+ /* Initialize phy */
+ spin_lock_irq(&bp->lock);
+ b44_chip_reset(bp);
+ spin_unlock_irq(&bp->lock);
+
return 0;
err_out_iounmap:
diff -urN linux.old/drivers/net/b44.h linux.dev/drivers/net/b44.h
--- linux.old/drivers/net/b44.h 2006-01-12 01:44:42.548326000 +0100
+++ linux.dev/drivers/net/b44.h 2006-01-12 02:55:06.290783500 +0100
@@ -292,6 +292,10 @@
#define SSB_PCI_MASK1 0xfc000000
#define SSB_PCI_MASK2 0xc0000000
+#define br32(bp, REG) readl((void *)bp->regs + (REG))
+#define bw32(bp, REG,VAL) writel((VAL), (void *)bp->regs + (REG))
+#define atoi(str) simple_strtoul(((str != NULL) ? str : ""), NULL, 0)
+
/* 4400 PHY registers */
#define B44_MII_AUXCTRL 24 /* Auxiliary Control */
#define MII_AUXCTRL_DUPLEX 0x0001 /* Full Duplex */
@@ -345,6 +349,8 @@
};
#define B44_MCAST_TABLE_SIZE 32
+#define B44_PHY_ADDR_NO_PHY 30
+#define B44_MDC_RATIO 5000000
#define B44_STAT_REG_DECLARE \
_B44(tx_good_octets) \
@@ -420,6 +426,7 @@
u32 dma_offset;
u32 flags;
+#define B44_FLAG_INIT_COMPLETE 0x00000001
#define B44_FLAG_BUGGY_TXPTR 0x00000002
#define B44_FLAG_REORDER_BUG 0x00000004
#define B44_FLAG_PAUSE_AUTO 0x00008000

807
openwrt/target/linux/generic-2.6/patches/003-net-b44-1.patch
View File

@ -1,807 +0,0 @@
diff -ur linux-2.6.15-rc5/drivers/net/b44.c linux-2.6.15-rc5-openwrt/drivers/net/b44.c
--- linux-2.6.15-rc5/drivers/net/b44.c 2005-12-04 06:10:42.000000000 +0100
+++ linux-2.6.15-rc5-openwrt/drivers/net/b44.c 2005-08-15 02:20:18.000000000 +0200
@@ -18,7 +18,7 @@
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/init.h>
-#include <linux/dma-mapping.h>
+#include <linux/version.h>
#include <asm/uaccess.h>
#include <asm/io.h>
@@ -28,8 +28,8 @@
#define DRV_MODULE_NAME "b44"
#define PFX DRV_MODULE_NAME ": "
-#define DRV_MODULE_VERSION "0.97"
-#define DRV_MODULE_RELDATE "Nov 30, 2005"
+#define DRV_MODULE_VERSION "0.95"
+#define DRV_MODULE_RELDATE "Aug 3, 2004"
#define B44_DEF_MSG_ENABLE \
(NETIF_MSG_DRV | \
@@ -101,35 +101,10 @@
static void b44_halt(struct b44 *);
static void b44_init_rings(struct b44 *);
static void b44_init_hw(struct b44 *);
-
-static int dma_desc_align_mask;
-static int dma_desc_sync_size;
-
-static const char b44_gstrings[][ETH_GSTRING_LEN] = {
-#define _B44(x...) # x,
-B44_STAT_REG_DECLARE
-#undef _B44
-};
-
-static inline void b44_sync_dma_desc_for_device(struct pci_dev *pdev,
- dma_addr_t dma_base,
- unsigned long offset,
- enum dma_data_direction dir)
-{
- dma_sync_single_range_for_device(&pdev->dev, dma_base,
- offset & dma_desc_align_mask,
- dma_desc_sync_size, dir);
-}
-
-static inline void b44_sync_dma_desc_for_cpu(struct pci_dev *pdev,
- dma_addr_t dma_base,
- unsigned long offset,
- enum dma_data_direction dir)
-{
- dma_sync_single_range_for_cpu(&pdev->dev, dma_base,
- offset & dma_desc_align_mask,
- dma_desc_sync_size, dir);
-}
+static int b44_poll(struct net_device *dev, int *budget);
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void b44_poll_controller(struct net_device *dev);
+#endif
static inline unsigned long br32(const struct b44 *bp, unsigned long reg)
{
@@ -503,10 +478,7 @@
for (reg = B44_TX_GOOD_O; reg <= B44_TX_PAUSE; reg += 4UL) {
*val++ += br32(bp, reg);
}
-
- /* Pad */
- reg += 8*4UL;
-
+ val = &bp->hw_stats.rx_good_octets;
for (reg = B44_RX_GOOD_O; reg <= B44_RX_NPAUSE; reg += 4UL) {
*val++ += br32(bp, reg);
}
@@ -657,7 +629,7 @@
/* Hardware bug work-around, the chip is unable to do PCI DMA
to/from anything above 1GB :-( */
- if (mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) {
+ if(mapping+RX_PKT_BUF_SZ > B44_DMA_MASK) {
/* Sigh... */
pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE);
dev_kfree_skb_any(skb);
@@ -667,7 +639,7 @@
mapping = pci_map_single(bp->pdev, skb->data,
RX_PKT_BUF_SZ,
PCI_DMA_FROMDEVICE);
- if (mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) {
+ if(mapping+RX_PKT_BUF_SZ > B44_DMA_MASK) {
pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE);
dev_kfree_skb_any(skb);
return -ENOMEM;
@@ -696,11 +668,6 @@
dp->ctrl = cpu_to_le32(ctrl);
dp->addr = cpu_to_le32((u32) mapping + bp->rx_offset + bp->dma_offset);
- if (bp->flags & B44_FLAG_RX_RING_HACK)
- b44_sync_dma_desc_for_device(bp->pdev, bp->rx_ring_dma,
- dest_idx * sizeof(dp),
- DMA_BIDIRECTIONAL);
-
return RX_PKT_BUF_SZ;
}
@@ -725,11 +692,6 @@
pci_unmap_addr_set(dest_map, mapping,
pci_unmap_addr(src_map, mapping));
- if (bp->flags & B44_FLAG_RX_RING_HACK)
- b44_sync_dma_desc_for_cpu(bp->pdev, bp->rx_ring_dma,
- src_idx * sizeof(src_desc),
- DMA_BIDIRECTIONAL);
-
ctrl = src_desc->ctrl;
if (dest_idx == (B44_RX_RING_SIZE - 1))
ctrl |= cpu_to_le32(DESC_CTRL_EOT);
@@ -738,14 +700,8 @@
dest_desc->ctrl = ctrl;
dest_desc->addr = src_desc->addr;
-
src_map->skb = NULL;
- if (bp->flags & B44_FLAG_RX_RING_HACK)
- b44_sync_dma_desc_for_device(bp->pdev, bp->rx_ring_dma,
- dest_idx * sizeof(dest_desc),
- DMA_BIDIRECTIONAL);
-
pci_dma_sync_single_for_device(bp->pdev, src_desc->addr,
RX_PKT_BUF_SZ,
PCI_DMA_FROMDEVICE);
@@ -894,10 +850,11 @@
{
struct net_device *dev = dev_id;
struct b44 *bp = netdev_priv(dev);
+ unsigned long flags;
u32 istat, imask;
int handled = 0;
- spin_lock(&bp->lock);
+ spin_lock_irqsave(&bp->lock, flags);
istat = br32(bp, B44_ISTAT);
imask = br32(bp, B44_IMASK);
@@ -908,12 +865,6 @@
istat &= imask;
if (istat) {
handled = 1;
-
- if (unlikely(!netif_running(dev))) {
- printk(KERN_INFO "%s: late interrupt.\n", dev->name);
- goto irq_ack;
- }
-
if (netif_rx_schedule_prep(dev)) {
/* NOTE: These writes are posted by the readback of
* the ISTAT register below.
@@ -926,11 +877,10 @@
dev->name);
}
-irq_ack:
bw32(bp, B44_ISTAT, istat);
br32(bp, B44_ISTAT);
}
- spin_unlock(&bp->lock);
+ spin_unlock_irqrestore(&bp->lock, flags);
return IRQ_RETVAL(handled);
}
@@ -958,7 +908,6 @@
{
struct b44 *bp = netdev_priv(dev);
struct sk_buff *bounce_skb;
- int rc = NETDEV_TX_OK;
dma_addr_t mapping;
u32 len, entry, ctrl;
@@ -968,28 +917,29 @@
/* This is a hard error, log it. */
if (unlikely(TX_BUFFS_AVAIL(bp) < 1)) {
netif_stop_queue(dev);
+ spin_unlock_irq(&bp->lock);
printk(KERN_ERR PFX "%s: BUG! Tx Ring full when queue awake!\n",
dev->name);
- goto err_out;
+ return 1;
}
mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE);
- if (mapping + len > B44_DMA_MASK) {
+ if(mapping+len > B44_DMA_MASK) {
/* Chip can't handle DMA to/from >1GB, use bounce buffer */
pci_unmap_single(bp->pdev, mapping, len, PCI_DMA_TODEVICE);
bounce_skb = __dev_alloc_skb(TX_PKT_BUF_SZ,
GFP_ATOMIC|GFP_DMA);
if (!bounce_skb)
- goto err_out;
+ return NETDEV_TX_BUSY;
mapping = pci_map_single(bp->pdev, bounce_skb->data,
len, PCI_DMA_TODEVICE);
- if (mapping + len > B44_DMA_MASK) {
+ if(mapping+len > B44_DMA_MASK) {
pci_unmap_single(bp->pdev, mapping,
len, PCI_DMA_TODEVICE);
dev_kfree_skb_any(bounce_skb);
- goto err_out;
+ return NETDEV_TX_BUSY;
}
memcpy(skb_put(bounce_skb, len), skb->data, skb->len);
@@ -1009,11 +959,6 @@
bp->tx_ring[entry].ctrl = cpu_to_le32(ctrl);
bp->tx_ring[entry].addr = cpu_to_le32((u32) mapping+bp->dma_offset);
- if (bp->flags & B44_FLAG_TX_RING_HACK)
- b44_sync_dma_desc_for_device(bp->pdev, bp->tx_ring_dma,
- entry * sizeof(bp->tx_ring[0]),
- DMA_TO_DEVICE);
-
entry = NEXT_TX(entry);
bp->tx_prod = entry;
@@ -1029,16 +974,11 @@
if (TX_BUFFS_AVAIL(bp) < 1)
netif_stop_queue(dev);
- dev->trans_start = jiffies;
-
-out_unlock:
spin_unlock_irq(&bp->lock);
- return rc;
+ dev->trans_start = jiffies;
-err_out:
- rc = NETDEV_TX_BUSY;
- goto out_unlock;
+ return 0;
}
static int b44_change_mtu(struct net_device *dev, int new_mtu)
@@ -1112,7 +1052,8 @@
*
* The chip has been shut down and the driver detached from
* the networking, so no interrupts or new tx packets will
- * end up in the driver.
+ * end up in the driver. bp->lock is not held and we are not
+ * in an interrupt context and thus may sleep.
*/
static void b44_init_rings(struct b44 *bp)
{
@@ -1123,16 +1064,6 @@
memset(bp->rx_ring, 0, B44_RX_RING_BYTES);
memset(bp->tx_ring, 0, B44_TX_RING_BYTES);
- if (bp->flags & B44_FLAG_RX_RING_HACK)
- dma_sync_single_for_device(&bp->pdev->dev, bp->rx_ring_dma,
- DMA_TABLE_BYTES,
- PCI_DMA_BIDIRECTIONAL);
-
- if (bp->flags & B44_FLAG_TX_RING_HACK)
- dma_sync_single_for_device(&bp->pdev->dev, bp->tx_ring_dma,
- DMA_TABLE_BYTES,
- PCI_DMA_TODEVICE);
-
for (i = 0; i < bp->rx_pending; i++) {
if (b44_alloc_rx_skb(bp, -1, i) < 0)
break;
@@ -1145,33 +1076,23 @@
*/
static void b44_free_consistent(struct b44 *bp)
{
- kfree(bp->rx_buffers);
- bp->rx_buffers = NULL;
- kfree(bp->tx_buffers);
- bp->tx_buffers = NULL;
+ if (bp->rx_buffers) {
+ kfree(bp->rx_buffers);
+ bp->rx_buffers = NULL;
+ }
+ if (bp->tx_buffers) {
+ kfree(bp->tx_buffers);
+ bp->tx_buffers = NULL;
+ }
if (bp->rx_ring) {
- if (bp->flags & B44_FLAG_RX_RING_HACK) {
- dma_unmap_single(&bp->pdev->dev, bp->rx_ring_dma,
- DMA_TABLE_BYTES,
- DMA_BIDIRECTIONAL);
- kfree(bp->rx_ring);
- } else
- pci_free_consistent(bp->pdev, DMA_TABLE_BYTES,
- bp->rx_ring, bp->rx_ring_dma);
+ pci_free_consistent(bp->pdev, DMA_TABLE_BYTES,
+ bp->rx_ring, bp->rx_ring_dma);
bp->rx_ring = NULL;
- bp->flags &= ~B44_FLAG_RX_RING_HACK;
}
if (bp->tx_ring) {
- if (bp->flags & B44_FLAG_TX_RING_HACK) {
- dma_unmap_single(&bp->pdev->dev, bp->tx_ring_dma,
- DMA_TABLE_BYTES,
- DMA_TO_DEVICE);
- kfree(bp->tx_ring);
- } else
- pci_free_consistent(bp->pdev, DMA_TABLE_BYTES,
- bp->tx_ring, bp->tx_ring_dma);
+ pci_free_consistent(bp->pdev, DMA_TABLE_BYTES,
+ bp->tx_ring, bp->tx_ring_dma);
bp->tx_ring = NULL;
- bp->flags &= ~B44_FLAG_TX_RING_HACK;
}
}
@@ -1184,67 +1105,25 @@
int size;
size = B44_RX_RING_SIZE * sizeof(struct ring_info);
- bp->rx_buffers = kzalloc(size, GFP_KERNEL);
+ bp->rx_buffers = kmalloc(size, GFP_KERNEL);
if (!bp->rx_buffers)
goto out_err;
+ memset(bp->rx_buffers, 0, size);
size = B44_TX_RING_SIZE * sizeof(struct ring_info);
- bp->tx_buffers = kzalloc(size, GFP_KERNEL);
+ bp->tx_buffers = kmalloc(size, GFP_KERNEL);
if (!bp->tx_buffers)
goto out_err;
+ memset(bp->tx_buffers, 0, size);
size = DMA_TABLE_BYTES;
bp->rx_ring = pci_alloc_consistent(bp->pdev, size, &bp->rx_ring_dma);
- if (!bp->rx_ring) {
- /* Allocation may have failed due to pci_alloc_consistent
- insisting on use of GFP_DMA, which is more restrictive
- than necessary... */
- struct dma_desc *rx_ring;
- dma_addr_t rx_ring_dma;
-
- rx_ring = kzalloc(size, GFP_KERNEL);
- if (!rx_ring)
- goto out_err;
-
- rx_ring_dma = dma_map_single(&bp->pdev->dev, rx_ring,
- DMA_TABLE_BYTES,
- DMA_BIDIRECTIONAL);
-
- if (rx_ring_dma + size > B44_DMA_MASK) {
- kfree(rx_ring);
- goto out_err;
- }
-
- bp->rx_ring = rx_ring;
- bp->rx_ring_dma = rx_ring_dma;
- bp->flags |= B44_FLAG_RX_RING_HACK;
- }
+ if (!bp->rx_ring)
+ goto out_err;
bp->tx_ring = pci_alloc_consistent(bp->pdev, size, &bp->tx_ring_dma);
- if (!bp->tx_ring) {
- /* Allocation may have failed due to pci_alloc_consistent
- insisting on use of GFP_DMA, which is more restrictive
- than necessary... */
- struct dma_desc *tx_ring;
- dma_addr_t tx_ring_dma;
-
- tx_ring = kzalloc(size, GFP_KERNEL);
- if (!tx_ring)
- goto out_err;
-
- tx_ring_dma = dma_map_single(&bp->pdev->dev, tx_ring,
- DMA_TABLE_BYTES,
- DMA_TO_DEVICE);
-
- if (tx_ring_dma + size > B44_DMA_MASK) {
- kfree(tx_ring);
- goto out_err;
- }
-
- bp->tx_ring = tx_ring;
- bp->tx_ring_dma = tx_ring_dma;
- bp->flags |= B44_FLAG_TX_RING_HACK;
- }
+ if (!bp->tx_ring)
+ goto out_err;
return 0;
@@ -1394,21 +1273,19 @@
err = b44_alloc_consistent(bp);
if (err)
- goto out;
+ return err;
+
+ err = request_irq(dev->irq, b44_interrupt, SA_SHIRQ, dev->name, dev);
+ if (err)
+ goto err_out_free;
+
+ spin_lock_irq(&bp->lock);
b44_init_rings(bp);
b44_init_hw(bp);
+ bp->flags |= B44_FLAG_INIT_COMPLETE;
- netif_carrier_off(dev);
- b44_check_phy(bp);
-
- err = request_irq(dev->irq, b44_interrupt, SA_SHIRQ, dev->name, dev);
- if (unlikely(err < 0)) {
- b44_chip_reset(bp);
- b44_free_rings(bp);
- b44_free_consistent(bp);
- goto out;
- }
+ spin_unlock_irq(&bp->lock);
init_timer(&bp->timer);
bp->timer.expires = jiffies + HZ;
@@ -1417,8 +1294,11 @@
add_timer(&bp->timer);
b44_enable_ints(bp);
- netif_start_queue(dev);
-out:
+
+ return 0;
+
+err_out_free:
+ b44_free_consistent(bp);
return err;
}
@@ -1453,8 +1333,6 @@
netif_stop_queue(dev);
- netif_poll_disable(dev);
-
del_timer_sync(&bp->timer);
spin_lock_irq(&bp->lock);
@@ -1464,14 +1342,13 @@
#endif
b44_halt(bp);
b44_free_rings(bp);
+ bp->flags &= ~B44_FLAG_INIT_COMPLETE;
netif_carrier_off(bp->dev);
spin_unlock_irq(&bp->lock);
free_irq(dev->irq, dev);
- netif_poll_enable(dev);
-
b44_free_consistent(bp);
return 0;
@@ -1536,6 +1413,8 @@
{
struct b44 *bp = netdev_priv(dev);
u32 val;
+ int i=0;
+ unsigned char zero[6] = {0,0,0,0,0,0};
val = br32(bp, B44_RXCONFIG);
val &= ~(RXCONFIG_PROMISC | RXCONFIG_ALLMULTI);
@@ -1543,17 +1422,14 @@
val |= RXCONFIG_PROMISC;
bw32(bp, B44_RXCONFIG, val);
} else {
- unsigned char zero[6] = {0, 0, 0, 0, 0, 0};
- int i = 0;
-
__b44_set_mac_addr(bp);
if (dev->flags & IFF_ALLMULTI)
val |= RXCONFIG_ALLMULTI;
else
- i = __b44_load_mcast(bp, dev);
+ i=__b44_load_mcast(bp, dev);
- for (; i < 64; i++) {
+ for(;i<64;i++) {
__b44_cam_write(bp, zero, i);
}
bw32(bp, B44_RXCONFIG, val);
@@ -1617,7 +1493,7 @@
{
struct b44 *bp = netdev_priv(dev);
- if (!netif_running(dev))
+ if (!(bp->flags & B44_FLAG_INIT_COMPLETE))
return -EAGAIN;
cmd->supported = (SUPPORTED_Autoneg);
cmd->supported |= (SUPPORTED_100baseT_Half |
@@ -1628,14 +1504,14 @@
cmd->advertising = 0;
if (bp->flags & B44_FLAG_ADV_10HALF)
- cmd->advertising |= ADVERTISED_10baseT_Half;
+ cmd->advertising |= ADVERTISE_10HALF;
if (bp->flags & B44_FLAG_ADV_10FULL)
- cmd->advertising |= ADVERTISED_10baseT_Full;
+ cmd->advertising |= ADVERTISE_10FULL;
if (bp->flags & B44_FLAG_ADV_100HALF)
- cmd->advertising |= ADVERTISED_100baseT_Half;
+ cmd->advertising |= ADVERTISE_100HALF;
if (bp->flags & B44_FLAG_ADV_100FULL)
- cmd->advertising |= ADVERTISED_100baseT_Full;
- cmd->advertising |= ADVERTISED_Pause | ADVERTISED_Asym_Pause;
+ cmd->advertising |= ADVERTISE_100FULL;
+ cmd->advertising |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
cmd->speed = (bp->flags & B44_FLAG_100_BASE_T) ?
SPEED_100 : SPEED_10;
cmd->duplex = (bp->flags & B44_FLAG_FULL_DUPLEX) ?
@@ -1655,7 +1531,7 @@
{
struct b44 *bp = netdev_priv(dev);
- if (!netif_running(dev))
+ if (!(bp->flags & B44_FLAG_INIT_COMPLETE))
return -EAGAIN;
/* We do not support gigabit. */
@@ -1785,37 +1661,6 @@
return 0;
}
-static void b44_get_strings(struct net_device *dev, u32 stringset, u8 *data)
-{
- switch(stringset) {
- case ETH_SS_STATS:
- memcpy(data, *b44_gstrings, sizeof(b44_gstrings));
- break;
- }
-}
-
-static int b44_get_stats_count(struct net_device *dev)
-{
- return ARRAY_SIZE(b44_gstrings);
-}
-
-static void b44_get_ethtool_stats(struct net_device *dev,
- struct ethtool_stats *stats, u64 *data)
-{
- struct b44 *bp = netdev_priv(dev);
- u32 *val = &bp->hw_stats.tx_good_octets;
- u32 i;
-
- spin_lock_irq(&bp->lock);
-
- b44_stats_update(bp);
-
- for (i = 0; i < ARRAY_SIZE(b44_gstrings); i++)
- *data++ = *val++;
-
- spin_unlock_irq(&bp->lock);
-}
-
static struct ethtool_ops b44_ethtool_ops = {
.get_drvinfo = b44_get_drvinfo,
.get_settings = b44_get_settings,
@@ -1828,25 +1673,18 @@
.set_pauseparam = b44_set_pauseparam,
.get_msglevel = b44_get_msglevel,
.set_msglevel = b44_set_msglevel,
- .get_strings = b44_get_strings,
- .get_stats_count = b44_get_stats_count,
- .get_ethtool_stats = b44_get_ethtool_stats,
- .get_perm_addr = ethtool_op_get_perm_addr,
};
static int b44_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
struct mii_ioctl_data *data = if_mii(ifr);
struct b44 *bp = netdev_priv(dev);
- int err = -EINVAL;
-
- if (!netif_running(dev))
- goto out;
+ int err;
spin_lock_irq(&bp->lock);
err = generic_mii_ioctl(&bp->mii_if, data, cmd, NULL);
spin_unlock_irq(&bp->lock);
-out:
+
return err;
}
@@ -1877,7 +1715,6 @@
bp->dev->dev_addr[3] = eeprom[80];
bp->dev->dev_addr[4] = eeprom[83];
bp->dev->dev_addr[5] = eeprom[82];
- memcpy(bp->dev->perm_addr, bp->dev->dev_addr, bp->dev->addr_len);
bp->phy_addr = eeprom[90] & 0x1f;
@@ -1942,9 +1779,9 @@
err = pci_set_consistent_dma_mask(pdev, (u64) B44_DMA_MASK);
if (err) {
- printk(KERN_ERR PFX "No usable DMA configuration, "
- "aborting.\n");
- goto err_out_free_res;
+ printk(KERN_ERR PFX "No usable DMA configuration, "
+ "aborting.\n");
+ goto err_out_free_res;
}
b44reg_base = pci_resource_start(pdev, 0);
@@ -1966,8 +1803,10 @@
bp = netdev_priv(dev);
bp->pdev = pdev;
bp->dev = dev;
-
- bp->msg_enable = netif_msg_init(b44_debug, B44_DEF_MSG_ENABLE);
+ if (b44_debug >= 0)
+ bp->msg_enable = (1 << b44_debug) - 1;
+ else
+ bp->msg_enable = B44_DEF_MSG_ENABLE;
spin_lock_init(&bp->lock);
@@ -2057,14 +1896,17 @@
static void __devexit b44_remove_one(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
- struct b44 *bp = netdev_priv(dev);
- unregister_netdev(dev);
- iounmap(bp->regs);
- free_netdev(dev);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- pci_set_drvdata(pdev, NULL);
+ if (dev) {
+ struct b44 *bp = netdev_priv(dev);
+
+ unregister_netdev(dev);
+ iounmap(bp->regs);
+ free_netdev(dev);
+ pci_release_regions(pdev);
+ pci_disable_device(pdev);
+ pci_set_drvdata(pdev, NULL);
+ }
}
static int b44_suspend(struct pci_dev *pdev, pm_message_t state)
@@ -2085,9 +1927,6 @@
b44_free_rings(bp);
spin_unlock_irq(&bp->lock);
-
- free_irq(dev->irq, dev);
- pci_disable_device(pdev);
return 0;
}
@@ -2097,15 +1936,10 @@
struct b44 *bp = netdev_priv(dev);
pci_restore_state(pdev);
- pci_enable_device(pdev);
- pci_set_master(pdev);
if (!netif_running(dev))
return 0;
- if (request_irq(dev->irq, b44_interrupt, SA_SHIRQ, dev->name, dev))
- printk(KERN_ERR PFX "%s: request_irq failed\n", dev->name);
-
spin_lock_irq(&bp->lock);
b44_init_rings(bp);
@@ -2117,7 +1951,6 @@
add_timer(&bp->timer);
b44_enable_ints(bp);
- netif_wake_queue(dev);
return 0;
}
@@ -2132,12 +1965,6 @@
static int __init b44_init(void)
{
- unsigned int dma_desc_align_size = dma_get_cache_alignment();
-
- /* Setup paramaters for syncing RX/TX DMA descriptors */
- dma_desc_align_mask = ~(dma_desc_align_size - 1);
- dma_desc_sync_size = max(dma_desc_align_size, sizeof(struct dma_desc));
-
return pci_module_init(&b44_driver);
}
diff -ur linux-2.6.15-rc5/drivers/net/b44.h linux-2.6.15-rc5-openwrt/drivers/net/b44.h
--- linux-2.6.15-rc5/drivers/net/b44.h 2005-12-04 06:10:42.000000000 +0100
+++ linux-2.6.15-rc5-openwrt/drivers/net/b44.h 2005-08-15 02:20:18.000000000 +0200
@@ -346,63 +346,29 @@
#define B44_MCAST_TABLE_SIZE 32
-#define B44_STAT_REG_DECLARE \
- _B44(tx_good_octets) \
- _B44(tx_good_pkts) \
- _B44(tx_octets) \
- _B44(tx_pkts) \
- _B44(tx_broadcast_pkts) \
- _B44(tx_multicast_pkts) \
- _B44(tx_len_64) \
- _B44(tx_len_65_to_127) \
- _B44(tx_len_128_to_255) \
- _B44(tx_len_256_to_511) \
- _B44(tx_len_512_to_1023) \
- _B44(tx_len_1024_to_max) \
- _B44(tx_jabber_pkts) \
- _B44(tx_oversize_pkts) \
- _B44(tx_fragment_pkts) \
- _B44(tx_underruns) \
- _B44(tx_total_cols) \
- _B44(tx_single_cols) \
- _B44(tx_multiple_cols) \
- _B44(tx_excessive_cols) \
- _B44(tx_late_cols) \
- _B44(tx_defered) \
- _B44(tx_carrier_lost) \
- _B44(tx_pause_pkts) \
- _B44(rx_good_octets) \
- _B44(rx_good_pkts) \
- _B44(rx_octets) \
- _B44(rx_pkts) \
- _B44(rx_broadcast_pkts) \
- _B44(rx_multicast_pkts) \
- _B44(rx_len_64) \
- _B44(rx_len_65_to_127) \
- _B44(rx_len_128_to_255) \
- _B44(rx_len_256_to_511) \
- _B44(rx_len_512_to_1023) \
- _B44(rx_len_1024_to_max) \
- _B44(rx_jabber_pkts) \
- _B44(rx_oversize_pkts) \
- _B44(rx_fragment_pkts) \
- _B44(rx_missed_pkts) \
- _B44(rx_crc_align_errs) \
- _B44(rx_undersize) \
- _B44(rx_crc_errs) \
- _B44(rx_align_errs) \
- _B44(rx_symbol_errs) \
- _B44(rx_pause_pkts) \
- _B44(rx_nonpause_pkts)
-
/* SW copy of device statistics, kept up to date by periodic timer
- * which probes HW values. Check b44_stats_update if you mess with
- * the layout
+ * which probes HW values. Must have same relative layout as HW
+ * register above, because b44_stats_update depends upon this.
*/
struct b44_hw_stats {
-#define _B44(x) u32 x;
-B44_STAT_REG_DECLARE
-#undef _B44
+ u32 tx_good_octets, tx_good_pkts, tx_octets;
+ u32 tx_pkts, tx_broadcast_pkts, tx_multicast_pkts;
+ u32 tx_len_64, tx_len_65_to_127, tx_len_128_to_255;
+ u32 tx_len_256_to_511, tx_len_512_to_1023, tx_len_1024_to_max;
+ u32 tx_jabber_pkts, tx_oversize_pkts, tx_fragment_pkts;
+ u32 tx_underruns, tx_total_cols, tx_single_cols;
+ u32 tx_multiple_cols, tx_excessive_cols, tx_late_cols;
+ u32 tx_defered, tx_carrier_lost, tx_pause_pkts;
+ u32 __pad1[8];
+
+ u32 rx_good_octets, rx_good_pkts, rx_octets;
+ u32 rx_pkts, rx_broadcast_pkts, rx_multicast_pkts;
+ u32 rx_len_64, rx_len_65_to_127, rx_len_128_to_255;
+ u32 rx_len_256_to_511, rx_len_512_to_1023, rx_len_1024_to_max;
+ u32 rx_jabber_pkts, rx_oversize_pkts, rx_fragment_pkts;
+ u32 rx_missed_pkts, rx_crc_align_errs, rx_undersize;
+ u32 rx_crc_errs, rx_align_errs, rx_symbol_errs;
+ u32 rx_pause_pkts, rx_nonpause_pkts;
};
struct b44 {
@@ -420,6 +386,7 @@
u32 dma_offset;
u32 flags;
+#define B44_FLAG_INIT_COMPLETE 0x00000001
#define B44_FLAG_BUGGY_TXPTR 0x00000002
#define B44_FLAG_REORDER_BUG 0x00000004
#define B44_FLAG_PAUSE_AUTO 0x00008000
@@ -433,8 +400,6 @@
#define B44_FLAG_ADV_100HALF 0x04000000
#define B44_FLAG_ADV_100FULL 0x08000000
#define B44_FLAG_INTERNAL_PHY 0x10000000
-#define B44_FLAG_RX_RING_HACK 0x20000000
-#define B44_FLAG_TX_RING_HACK 0x40000000
u32 rx_offset;

1089
openwrt/target/linux/generic-2.6/patches/003-net-b44-2.patch
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