#endif
-#include <linux/config.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
/*
* The maximum number of processing loops allowed for each call to the
- * IRQ handler.
+ * IRQ handler.
*/
#define MAX_IRQ_LOOPS 8
*/
#define MII_DELAY 1
-/* store this information for the driver.. */
-struct smc_local {
- /*
- * If I have to wait until memory is available to send a
- * packet, I will store the skbuff here, until I get the
- * desired memory. Then, I'll send it out and free it.
- */
- struct sk_buff *pending_tx_skb;
- struct tasklet_struct tx_task;
-
- /*
- * these are things that the kernel wants me to keep, so users
- * can find out semi-useless statistics of how well the card is
- * performing
- */
- struct net_device_stats stats;
-
- /* version/revision of the SMC91x chip */
- int version;
-
- /* Contains the current active transmission mode */
- int tcr_cur_mode;
-
- /* Contains the current active receive mode */
- int rcr_cur_mode;
-
- /* Contains the current active receive/phy mode */
- int rpc_cur_mode;
- int ctl_rfduplx;
- int ctl_rspeed;
-
- u32 msg_enable;
- u32 phy_type;
- struct mii_if_info mii;
-
- /* work queue */
- struct work_struct phy_configure;
- int work_pending;
-
- spinlock_t lock;
-
-#ifdef SMC_CAN_USE_DATACS
- u32 __iomem *datacs;
-#endif
-
-#ifdef SMC_USE_PXA_DMA
- /* DMA needs the physical address of the chip */
- u_long physaddr;
-#endif
- void __iomem *base;
-};
-
#if SMC_DEBUG > 0
#define DBG(n, args...) \
do { \
DBG(2, "%s: %s\n", dev->name, __FUNCTION__);
/* Disable all interrupts, block TX tasklet */
- spin_lock(&lp->lock);
+ spin_lock_irq(&lp->lock);
SMC_SELECT_BANK(2);
SMC_SET_INT_MASK(0);
pending_skb = lp->pending_tx_skb;
lp->pending_tx_skb = NULL;
- spin_unlock(&lp->lock);
+ spin_unlock_irq(&lp->lock);
/* free any pending tx skb */
if (pending_skb) {
dev_kfree_skb(pending_skb);
- lp->stats.tx_errors++;
- lp->stats.tx_aborted_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_aborted_errors++;
}
/*
DBG(2, "%s: %s\n", CARDNAME, __FUNCTION__);
/* no more interrupts for me */
- spin_lock(&lp->lock);
+ spin_lock_irq(&lp->lock);
SMC_SELECT_BANK(2);
SMC_SET_INT_MASK(0);
pending_skb = lp->pending_tx_skb;
lp->pending_tx_skb = NULL;
- spin_unlock(&lp->lock);
+ spin_unlock_irq(&lp->lock);
if (pending_skb)
dev_kfree_skb(pending_skb);
}
SMC_WAIT_MMU_BUSY();
SMC_SET_MMU_CMD(MC_RELEASE);
- lp->stats.rx_errors++;
+ dev->stats.rx_errors++;
if (status & RS_ALGNERR)
- lp->stats.rx_frame_errors++;
+ dev->stats.rx_frame_errors++;
if (status & (RS_TOOSHORT | RS_TOOLONG))
- lp->stats.rx_length_errors++;
+ dev->stats.rx_length_errors++;
if (status & RS_BADCRC)
- lp->stats.rx_crc_errors++;
+ dev->stats.rx_crc_errors++;
} else {
struct sk_buff *skb;
unsigned char *data;
/* set multicast stats */
if (status & RS_MULTICAST)
- lp->stats.multicast++;
+ dev->stats.multicast++;
/*
* Actual payload is packet_len - 6 (or 5 if odd byte).
dev->name);
SMC_WAIT_MMU_BUSY();
SMC_SET_MMU_CMD(MC_RELEASE);
- lp->stats.rx_dropped++;
+ dev->stats.rx_dropped++;
return;
}
PRINT_PKT(data, packet_len - 4);
dev->last_rx = jiffies;
- skb->dev = dev;
skb->protocol = eth_type_trans(skb, dev);
netif_rx(skb);
- lp->stats.rx_packets++;
- lp->stats.rx_bytes += data_len;
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += data_len;
}
}
packet_no = SMC_GET_AR();
if (unlikely(packet_no & AR_FAILED)) {
printk("%s: Memory allocation failed.\n", dev->name);
- lp->stats.tx_errors++;
- lp->stats.tx_fifo_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_fifo_errors++;
smc_special_unlock(&lp->lock);
goto done;
}
smc_special_unlock(&lp->lock);
dev->trans_start = jiffies;
- lp->stats.tx_packets++;
- lp->stats.tx_bytes += len;
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += len;
SMC_ENABLE_INT(IM_TX_INT | IM_TX_EMPTY_INT);
numPages = ((skb->len & ~1) + (6 - 1)) >> 8;
if (unlikely(numPages > 7)) {
printk("%s: Far too big packet error.\n", dev->name);
- lp->stats.tx_errors++;
- lp->stats.tx_dropped++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_dropped++;
dev_kfree_skb(skb);
return 0;
}
/*
* Allocation succeeded: push packet to the chip's own memory
* immediately.
- */
+ */
smc_hardware_send_pkt((unsigned long)dev);
}
dev->name, tx_status, packet_no);
if (!(tx_status & ES_TX_SUC))
- lp->stats.tx_errors++;
+ dev->stats.tx_errors++;
if (tx_status & ES_LOSTCARR)
- lp->stats.tx_carrier_errors++;
+ dev->stats.tx_carrier_errors++;
if (tx_status & (ES_LATCOL | ES_16COL)) {
PRINTK("%s: %s occurred on last xmit\n", dev->name,
(tx_status & ES_LATCOL) ?
"late collision" : "too many collisions");
- lp->stats.tx_window_errors++;
- if (!(lp->stats.tx_window_errors & 63) && net_ratelimit()) {
+ dev->stats.tx_window_errors++;
+ if (!(dev->stats.tx_window_errors & 63) && net_ratelimit()) {
printk(KERN_INFO "%s: unexpectedly large number of "
"bad collisions. Please check duplex "
"setting.\n", dev->name);
* of autonegotiation.) If the RPC ANEG bit is cleared, the selection
* is controlled by the RPC SPEED and RPC DPLX bits.
*/
-static void smc_phy_configure(void *data)
+static void smc_phy_configure(struct work_struct *work)
{
- struct net_device *dev = data;
- struct smc_local *lp = netdev_priv(dev);
+ struct smc_local *lp =
+ container_of(work, struct smc_local, phy_configure);
+ struct net_device *dev = lp->dev;
void __iomem *ioaddr = lp->base;
int phyaddr = lp->mii.phy_id;
int my_phy_caps; /* My PHY capabilities */
* This is the main routine of the driver, to handle the device when
* it needs some attention.
*/
-static irqreturn_t smc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t smc_interrupt(int irq, void *dev_id)
{
struct net_device *dev = dev_id;
struct smc_local *lp = netdev_priv(dev);
SMC_SELECT_BANK(2);
/* single collisions */
- lp->stats.collisions += card_stats & 0xF;
+ dev->stats.collisions += card_stats & 0xF;
card_stats >>= 4;
/* multiple collisions */
- lp->stats.collisions += card_stats & 0xF;
+ dev->stats.collisions += card_stats & 0xF;
} else if (status & IM_RX_OVRN_INT) {
DBG(1, "%s: RX overrun (EPH_ST 0x%04x)\n", dev->name,
({ int eph_st; SMC_SELECT_BANK(0);
eph_st = SMC_GET_EPH_STATUS();
SMC_SELECT_BANK(2); eph_st; }) );
SMC_ACK_INT(IM_RX_OVRN_INT);
- lp->stats.rx_errors++;
- lp->stats.rx_fifo_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_fifo_errors++;
} else if (status & IM_EPH_INT) {
smc_eph_interrupt(dev);
} else if (status & IM_MDINT) {
static void smc_poll_controller(struct net_device *dev)
{
disable_irq(dev->irq);
- smc_interrupt(dev->irq, dev, NULL);
+ smc_interrupt(dev->irq, dev);
enable_irq(dev->irq);
}
#endif
/* Configure the PHY, initialize the link state */
if (lp->phy_type != 0)
- smc_phy_configure(dev);
+ smc_phy_configure(&lp->phy_configure);
else {
spin_lock_irq(&lp->lock);
smc_10bt_check_media(dev, 1);
}
/*
- * Get the current statistics.
- * This may be called with the card open or closed.
- */
-static struct net_device_stats *smc_query_statistics(struct net_device *dev)
-{
- struct smc_local *lp = netdev_priv(dev);
-
- DBG(2, "%s: %s\n", dev->name, __FUNCTION__);
-
- return &lp->stats;
-}
-
-/*
* Ethtool support
*/
static int
{
strncpy(info->driver, CARDNAME, sizeof(info->driver));
strncpy(info->version, version, sizeof(info->version));
- strncpy(info->bus_info, dev->class_dev.dev->bus_id, sizeof(info->bus_info));
+ strncpy(info->bus_info, dev->dev.parent->bus_id, sizeof(info->bus_info));
}
static int smc_ethtool_nwayreset(struct net_device *dev)
lp->msg_enable = level;
}
-static struct ethtool_ops smc_ethtool_ops = {
+static const struct ethtool_ops smc_ethtool_ops = {
.get_settings = smc_ethtool_getsettings,
.set_settings = smc_ethtool_setsettings,
.get_drvinfo = smc_ethtool_getdrvinfo,
* o actually GRAB the irq.
* o GRAB the region
*/
-static int __init smc_probe(struct net_device *dev, void __iomem *ioaddr)
+static int __init smc_probe(struct net_device *dev, void __iomem *ioaddr,
+ unsigned long irq_flags)
{
struct smc_local *lp = netdev_priv(dev);
static int version_printed = 0;
- int i, retval;
+ int retval;
unsigned int val, revision_register;
const char *version_string;
+ DECLARE_MAC_BUF(mac);
DBG(2, "%s: %s\n", CARDNAME, __FUNCTION__);
dev->hard_start_xmit = smc_hard_start_xmit;
dev->tx_timeout = smc_timeout;
dev->watchdog_timeo = msecs_to_jiffies(watchdog);
- dev->get_stats = smc_query_statistics;
dev->set_multicast_list = smc_set_multicast_list;
dev->ethtool_ops = &smc_ethtool_ops;
#ifdef CONFIG_NET_POLL_CONTROLLER
#endif
tasklet_init(&lp->tx_task, smc_hardware_send_pkt, (unsigned long)dev);
- INIT_WORK(&lp->phy_configure, smc_phy_configure, dev);
+ INIT_WORK(&lp->phy_configure, smc_phy_configure);
+ lp->dev = dev;
lp->mii.phy_id_mask = 0x1f;
lp->mii.reg_num_mask = 0x1f;
lp->mii.force_media = 0;
}
/* Grab the IRQ */
- retval = request_irq(dev->irq, &smc_interrupt, SMC_IRQ_FLAGS, dev->name, dev);
+ retval = request_irq(dev->irq, &smc_interrupt, irq_flags, dev->name, dev);
if (retval)
goto err_out;
"set using ifconfig\n", dev->name);
} else {
/* Print the Ethernet address */
- printk("%s: Ethernet addr: ", dev->name);
- for (i = 0; i < 5; i++)
- printk("%2.2x:", dev->dev_addr[i]);
- printk("%2.2x\n", dev->dev_addr[5]);
+ printk("%s: Ethernet addr: %s\n",
+ dev->name, print_mac(mac, dev->dev_addr));
}
if (lp->phy_type == 0) {
* Set the appropriate byte/word mode.
*/
ecsr = readb(addr + (ECSR << SMC_IO_SHIFT)) & ~ECSR_IOIS8;
-#ifndef SMC_CAN_USE_16BIT
- ecsr |= ECSR_IOIS8;
-#endif
+ if (!SMC_CAN_USE_16BIT)
+ ecsr |= ECSR_IOIS8;
writeb(ecsr, addr + (ECSR << SMC_IO_SHIFT));
local_irq_restore(flags);
release_mem_region(res->start, ATTRIB_SIZE);
}
-#ifdef SMC_CAN_USE_DATACS
-static void smc_request_datacs(struct platform_device *pdev, struct net_device *ndev)
+static inline void smc_request_datacs(struct platform_device *pdev, struct net_device *ndev)
{
- struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-data32");
- struct smc_local *lp = netdev_priv(ndev);
+ if (SMC_CAN_USE_DATACS) {
+ struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-data32");
+ struct smc_local *lp = netdev_priv(ndev);
- if (!res)
- return;
+ if (!res)
+ return;
- if(!request_mem_region(res->start, SMC_DATA_EXTENT, CARDNAME)) {
- printk(KERN_INFO "%s: failed to request datacs memory region.\n", CARDNAME);
- return;
- }
+ if(!request_mem_region(res->start, SMC_DATA_EXTENT, CARDNAME)) {
+ printk(KERN_INFO "%s: failed to request datacs memory region.\n", CARDNAME);
+ return;
+ }
- lp->datacs = ioremap(res->start, SMC_DATA_EXTENT);
+ lp->datacs = ioremap(res->start, SMC_DATA_EXTENT);
+ }
}
static void smc_release_datacs(struct platform_device *pdev, struct net_device *ndev)
{
- struct smc_local *lp = netdev_priv(ndev);
- struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-data32");
+ if (SMC_CAN_USE_DATACS) {
+ struct smc_local *lp = netdev_priv(ndev);
+ struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-data32");
- if (lp->datacs)
- iounmap(lp->datacs);
+ if (lp->datacs)
+ iounmap(lp->datacs);
- lp->datacs = NULL;
+ lp->datacs = NULL;
- if (res)
- release_mem_region(res->start, SMC_DATA_EXTENT);
+ if (res)
+ release_mem_region(res->start, SMC_DATA_EXTENT);
+ }
}
-#else
-static void smc_request_datacs(struct platform_device *pdev, struct net_device *ndev) {}
-static void smc_release_datacs(struct platform_device *pdev, struct net_device *ndev) {}
-#endif
/*
* smc_init(void)
static int smc_drv_probe(struct platform_device *pdev)
{
struct net_device *ndev;
- struct resource *res;
+ struct resource *res, *ires;
unsigned int __iomem *addr;
+ unsigned long irq_flags = SMC_IRQ_FLAGS;
int ret;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs");
ret = -ENOMEM;
goto out_release_io;
}
- SET_MODULE_OWNER(ndev);
SET_NETDEV_DEV(ndev, &pdev->dev);
ndev->dma = (unsigned char)-1;
- ndev->irq = platform_get_irq(pdev, 0);
- if (ndev->irq < 0) {
+
+ ires = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+ if (!ires) {
ret = -ENODEV;
goto out_free_netdev;
}
+ ndev->irq = ires->start;
+ if (SMC_IRQ_FLAGS == -1)
+ irq_flags = ires->flags & IRQF_TRIGGER_MASK;
+
ret = smc_request_attrib(pdev);
if (ret)
goto out_free_netdev;
goto out_release_attrib;
}
- platform_set_drvdata(pdev, ndev);
- ret = smc_probe(ndev, addr);
- if (ret != 0)
- goto out_iounmap;
#ifdef SMC_USE_PXA_DMA
- else {
+ {
struct smc_local *lp = netdev_priv(ndev);
+ lp->device = &pdev->dev;
lp->physaddr = res->start;
}
#endif
+ platform_set_drvdata(pdev, ndev);
+ ret = smc_probe(ndev, addr, irq_flags);
+ if (ret != 0)
+ goto out_iounmap;
+
smc_request_datacs(pdev, ndev);
return 0;
smc_reset(ndev);
smc_enable(ndev);
if (lp->phy_type != 0)
- smc_phy_configure(ndev);
+ smc_phy_configure(&lp->phy_configure);
netif_device_attach(ndev);
}
}
#ifdef MODULE
#ifdef CONFIG_ISA
if (io == -1)
- printk(KERN_WARNING
+ printk(KERN_WARNING
"%s: You shouldn't use auto-probing with insmod!\n",
CARDNAME);
#endif