*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#define DRV_NAME "uli526x"
#define DRV_VERSION "0.9.3"
#define DRV_RELDATE "2005-7-29"
#include <linux/delay.h>
#include <linux/spinlock.h>
#include <linux/dma-mapping.h>
+#include <linux/bitops.h>
#include <asm/processor.h>
-#include <asm/bitops.h>
#include <asm/io.h>
#include <asm/dma.h>
#include <asm/uaccess.h>
#define ULI526X_TX_TIMEOUT ((16*HZ)/2) /* tx packet time-out time 8 s" */
#define ULI526X_TX_KICK (4*HZ/2) /* tx packet Kick-out time 2 s" */
-#define ULI526X_DBUG(dbug_now, msg, value) if (uli526x_debug || (dbug_now)) printk(KERN_ERR DRV_NAME ": %s %lx\n", (msg), (long) (value))
+#define ULI526X_DBUG(dbug_now, msg, value) \
+do { \
+ if (uli526x_debug || (dbug_now)) \
+ pr_err("%s %lx\n", (msg), (long) (value)); \
+} while (0)
-#define SHOW_MEDIA_TYPE(mode) printk(KERN_ERR DRV_NAME ": Change Speed to %sMhz %s duplex\n",mode & 1 ?"100":"10", mode & 4 ? "full":"half");
+#define SHOW_MEDIA_TYPE(mode) \
+ pr_err("Change Speed to %sMhz %s duplex\n", \
+ mode & 1 ? "100" : "10", \
+ mode & 4 ? "full" : "half");
/* CR9 definition: SROM/MII */
/* Structure/enum declaration ------------------------------- */
struct tx_desc {
- u32 tdes0, tdes1, tdes2, tdes3; /* Data for the card */
+ __le32 tdes0, tdes1, tdes2, tdes3; /* Data for the card */
char *tx_buf_ptr; /* Data for us */
struct tx_desc *next_tx_desc;
} __attribute__(( aligned(32) ));
struct rx_desc {
- u32 rdes0, rdes1, rdes2, rdes3; /* Data for the card */
+ __le32 rdes0, rdes1, rdes2, rdes3; /* Data for the card */
struct sk_buff *rx_skb_ptr; /* Data for us */
struct rx_desc *next_rx_desc;
} __attribute__(( aligned(32) ));
u8 wait_reset; /* Hardware failed, need to reset */
struct timer_list timer;
- /* System defined statistic counter */
- struct net_device_stats stats;
-
/* Driver defined statistic counter */
unsigned long tx_fifo_underrun;
unsigned long tx_loss_carrier;
/* Global variable declaration ----------------------------- */
static int __devinitdata printed_version;
-static char version[] __devinitdata =
+static const char version[] __devinitconst =
KERN_INFO DRV_NAME ": ULi M5261/M5263 net driver, version "
DRV_VERSION " (" DRV_RELDATE ")\n";
/* function declaration ------------------------------------- */
static int uli526x_open(struct net_device *);
-static int uli526x_start_xmit(struct sk_buff *, struct net_device *);
+static netdev_tx_t uli526x_start_xmit(struct sk_buff *,
+ struct net_device *);
static int uli526x_stop(struct net_device *);
-static struct net_device_stats * uli526x_get_stats(struct net_device *);
static void uli526x_set_filter_mode(struct net_device *);
static const struct ethtool_ops netdev_ethtool_ops;
static u16 read_srom_word(long, int);
static irqreturn_t uli526x_interrupt(int, void *);
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void uli526x_poll(struct net_device *dev);
+#endif
static void uli526x_descriptor_init(struct uli526x_board_info *, unsigned long);
static void allocate_rx_buffer(struct uli526x_board_info *);
static void update_cr6(u32, unsigned long);
/* ULI526X network board routine ---------------------------- */
+static const struct net_device_ops netdev_ops = {
+ .ndo_open = uli526x_open,
+ .ndo_stop = uli526x_stop,
+ .ndo_start_xmit = uli526x_start_xmit,
+ .ndo_set_multicast_list = uli526x_set_filter_mode,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = uli526x_poll,
+#endif
+};
+
/*
* Search ULI526X board, allocate space and register it
*/
dev = alloc_etherdev(sizeof(*db));
if (dev == NULL)
return -ENOMEM;
- SET_MODULE_OWNER(dev);
SET_NETDEV_DEV(dev, &pdev->dev);
- if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) {
- printk(KERN_WARNING DRV_NAME ": 32-bit PCI DMA not available.\n");
+ if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) {
+ pr_warning("32-bit PCI DMA not available\n");
err = -ENODEV;
goto err_out_free;
}
goto err_out_free;
if (!pci_resource_start(pdev, 0)) {
- printk(KERN_ERR DRV_NAME ": I/O base is zero\n");
+ pr_err("I/O base is zero\n");
err = -ENODEV;
goto err_out_disable;
}
if (pci_resource_len(pdev, 0) < (ULI526X_IO_SIZE) ) {
- printk(KERN_ERR DRV_NAME ": Allocated I/O size too small\n");
+ pr_err("Allocated I/O size too small\n");
err = -ENODEV;
goto err_out_disable;
}
if (pci_request_regions(pdev, DRV_NAME)) {
- printk(KERN_ERR DRV_NAME ": Failed to request PCI regions\n");
+ pr_err("Failed to request PCI regions\n");
err = -ENODEV;
goto err_out_disable;
}
pci_set_drvdata(pdev, dev);
/* Register some necessary functions */
- dev->open = &uli526x_open;
- dev->hard_start_xmit = &uli526x_start_xmit;
- dev->stop = &uli526x_stop;
- dev->get_stats = &uli526x_get_stats;
- dev->set_multicast_list = &uli526x_set_filter_mode;
+ dev->netdev_ops = &netdev_ops;
dev->ethtool_ops = &netdev_ethtool_ops;
+
spin_lock_init(&db->lock);
/* read 64 word srom data */
for (i = 0; i < 64; i++)
- ((u16 *) db->srom)[i] = cpu_to_le16(read_srom_word(db->ioaddr, i));
+ ((__le16 *) db->srom)[i] = cpu_to_le16(read_srom_word(db->ioaddr, i));
/* Set Node address */
if(((u16 *) db->srom)[0] == 0xffff || ((u16 *) db->srom)[0] == 0) /* SROM absent, so read MAC address from ID Table */
if (err)
goto err_out_res;
- printk(KERN_INFO "%s: ULi M%04lx at pci%s,",dev->name,ent->driver_data >> 16,pci_name(pdev));
-
- for (i = 0; i < 6; i++)
- printk("%c%02x", i ? ':' : ' ', dev->dev_addr[i]);
- printk(", irq %d.\n", dev->irq);
+ dev_info(&dev->dev, "ULi M%04lx at pci%s, %pM, irq %d\n",
+ ent->driver_data >> 16, pci_name(pdev),
+ dev->dev_addr, dev->irq);
pci_set_master(pdev);
ULI526X_DBUG(0, "uli526x_open", 0);
- ret = request_irq(dev->irq, &uli526x_interrupt, IRQF_SHARED, dev->name, dev);
- if (ret)
- return ret;
-
/* system variable init */
db->cr6_data = CR6_DEFAULT | uli526x_cr6_user_set;
db->tx_packet_cnt = 0;
/* Initialize ULI526X board */
uli526x_init(dev);
+ ret = request_irq(dev->irq, uli526x_interrupt, IRQF_SHARED, dev->name, dev);
+ if (ret)
+ return ret;
+
/* Active System Interface */
netif_wake_queue(dev);
struct uli526x_board_info *db = netdev_priv(dev);
unsigned long ioaddr = db->ioaddr;
u8 phy_tmp;
+ u8 timeout;
u16 phy_value;
u16 phy_reg_reset;
+
ULI526X_DBUG(0, "uli526x_init()", 0);
/* Reset M526x MAC controller */
}
}
if(phy_tmp == 32)
- printk(KERN_WARNING "Can not find the phy address!!!");
+ pr_warning("Can not find the phy address!!!");
/* Parser SROM and media mode */
db->media_mode = uli526x_media_mode;
- /* Phyxcer capability setting */
+ /* phyxcer capability setting */
phy_reg_reset = phy_read(db->ioaddr, db->phy_addr, 0, db->chip_id);
phy_reg_reset = (phy_reg_reset | 0x8000);
phy_write(db->ioaddr, db->phy_addr, 0, phy_reg_reset, db->chip_id);
+
+ /* See IEEE 802.3-2002.pdf (Section 2, Chapter "22.2.4 Management
+ * functions") or phy data sheet for details on phy reset
+ */
udelay(500);
+ timeout = 10;
+ while (timeout-- &&
+ phy_read(db->ioaddr, db->phy_addr, 0, db->chip_id) & 0x8000)
+ udelay(100);
/* Process Phyxcer Media Mode */
uli526x_set_phyxcer(db);
update_cr6(db->cr6_data, ioaddr);
/* Send setup frame */
- send_filter_frame(dev, dev->mc_count); /* M5261/M5263 */
+ send_filter_frame(dev, netdev_mc_count(dev)); /* M5261/M5263 */
/* Init CR7, interrupt active bit */
db->cr7_data = CR7_DEFAULT;
* Send a packet to media from the upper layer.
*/
-static int uli526x_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t uli526x_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
{
struct uli526x_board_info *db = netdev_priv(dev);
struct tx_desc *txptr;
/* Too large packet check */
if (skb->len > MAX_PACKET_SIZE) {
- printk(KERN_ERR DRV_NAME ": big packet = %d\n", (u16)skb->len);
+ pr_err("big packet = %d\n", (u16)skb->len);
dev_kfree_skb(skb);
- return 0;
+ return NETDEV_TX_OK;
}
spin_lock_irqsave(&db->lock, flags);
/* No Tx resource check, it never happen nromally */
if (db->tx_packet_cnt >= TX_FREE_DESC_CNT) {
spin_unlock_irqrestore(&db->lock, flags);
- printk(KERN_ERR DRV_NAME ": No Tx resource %ld\n", db->tx_packet_cnt);
- return 1;
+ pr_err("No Tx resource %ld\n", db->tx_packet_cnt);
+ return NETDEV_TX_BUSY;
}
/* Disable NIC interrupt */
/* free this SKB */
dev_kfree_skb(skb);
- return 0;
+ return NETDEV_TX_OK;
}
unsigned long ioaddr = dev->base_addr;
unsigned long flags;
- if (!dev) {
- ULI526X_DBUG(1, "uli526x_interrupt() without DEVICE arg", 0);
- return IRQ_NONE;
- }
-
spin_lock_irqsave(&db->lock, flags);
outl(0, ioaddr + DCR7);
db->cr5_data = inl(ioaddr + DCR5);
outl(db->cr5_data, ioaddr + DCR5);
if ( !(db->cr5_data & 0x180c1) ) {
- spin_unlock_irqrestore(&db->lock, flags);
+ /* Restore CR7 to enable interrupt mask */
outl(db->cr7_data, ioaddr + DCR7);
+ spin_unlock_irqrestore(&db->lock, flags);
return IRQ_HANDLED;
}
return IRQ_HANDLED;
}
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void uli526x_poll(struct net_device *dev)
+{
+ /* ISR grabs the irqsave lock, so this should be safe */
+ uli526x_interrupt(dev->irq, dev);
+}
+#endif
/*
* Free TX resource after TX complete
*/
-static void uli526x_free_tx_pkt(struct net_device *dev, struct uli526x_board_info * db)
+static void uli526x_free_tx_pkt(struct net_device *dev,
+ struct uli526x_board_info * db)
{
struct tx_desc *txptr;
u32 tdes0;
/* A packet sent completed */
db->tx_packet_cnt--;
- db->stats.tx_packets++;
+ dev->stats.tx_packets++;
/* Transmit statistic counter */
if ( tdes0 != 0x7fffffff ) {
/* printk(DRV_NAME ": tdes0=%x\n", tdes0); */
- db->stats.collisions += (tdes0 >> 3) & 0xf;
- db->stats.tx_bytes += le32_to_cpu(txptr->tdes1) & 0x7ff;
+ dev->stats.collisions += (tdes0 >> 3) & 0xf;
+ dev->stats.tx_bytes += le32_to_cpu(txptr->tdes1) & 0x7ff;
if (tdes0 & TDES0_ERR_MASK) {
- db->stats.tx_errors++;
+ dev->stats.tx_errors++;
if (tdes0 & 0x0002) { /* UnderRun */
db->tx_fifo_underrun++;
if ( !(db->cr6_data & CR6_SFT) ) {
if (rdes0 & 0x8000) {
/* This is a error packet */
//printk(DRV_NAME ": rdes0: %lx\n", rdes0);
- db->stats.rx_errors++;
+ dev->stats.rx_errors++;
if (rdes0 & 1)
- db->stats.rx_fifo_errors++;
+ dev->stats.rx_fifo_errors++;
if (rdes0 & 2)
- db->stats.rx_crc_errors++;
+ dev->stats.rx_crc_errors++;
if (rdes0 & 0x80)
- db->stats.rx_length_errors++;
+ dev->stats.rx_length_errors++;
}
if ( !(rdes0 & 0x8000) ||
skb->protocol = eth_type_trans(skb, dev);
netif_rx(skb);
- dev->last_rx = jiffies;
- db->stats.rx_packets++;
- db->stats.rx_bytes += rxlen;
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += rxlen;
} else {
/* Reuse SKB buffer when the packet is error */
/*
- * Get statistics from driver.
- */
-
-static struct net_device_stats * uli526x_get_stats(struct net_device *dev)
-{
- struct uli526x_board_info *db = netdev_priv(dev);
-
- ULI526X_DBUG(0, "uli526x_get_stats", 0);
- return &db->stats;
-}
-
-
-/*
* Set ULI526X multicast address
*/
static void uli526x_set_filter_mode(struct net_device * dev)
{
- struct uli526x_board_info *db = dev->priv;
+ struct uli526x_board_info *db = netdev_priv(dev);
unsigned long flags;
ULI526X_DBUG(0, "uli526x_set_filter_mode()", 0);
return;
}
- if (dev->flags & IFF_ALLMULTI || dev->mc_count > ULI5261_MAX_MULTICAST) {
- ULI526X_DBUG(0, "Pass all multicast address", dev->mc_count);
+ if (dev->flags & IFF_ALLMULTI ||
+ netdev_mc_count(dev) > ULI5261_MAX_MULTICAST) {
+ ULI526X_DBUG(0, "Pass all multicast address",
+ netdev_mc_count(dev));
db->cr6_data &= ~(CR6_PM | CR6_PBF);
db->cr6_data |= CR6_PAM;
spin_unlock_irqrestore(&db->lock, flags);
return;
}
- ULI526X_DBUG(0, "Set multicast address", dev->mc_count);
- send_filter_frame(dev, dev->mc_count); /* M5261/M5263 */
+ ULI526X_DBUG(0, "Set multicast address", netdev_mc_count(dev));
+ send_filter_frame(dev, netdev_mc_count(dev)); /* M5261/M5263 */
spin_unlock_irqrestore(&db->lock, flags);
}
/* Link Failed */
ULI526X_DBUG(0, "Link Failed", tmp_cr12);
netif_carrier_off(dev);
- printk(KERN_INFO "uli526x: %s NIC Link is Down\n",dev->name);
+ pr_info("%s NIC Link is Down\n",dev->name);
db->link_failed = 1;
/* For Force 10/100M Half/Full mode: Enable Auto-Nego mode */
}
if(db->op_mode==ULI526X_10MFD || db->op_mode==ULI526X_100MFD)
{
- printk(KERN_INFO "uli526x: %s NIC Link is Up %d Mbps Full duplex\n",dev->name,TmpSpeed);
+ pr_info("%s NIC Link is Up %d Mbps Full duplex\n",dev->name,TmpSpeed);
}
else
{
- printk(KERN_INFO "uli526x: %s NIC Link is Up %d Mbps Half duplex\n",dev->name,TmpSpeed);
+ pr_info("%s NIC Link is Up %d Mbps Half duplex\n",dev->name,TmpSpeed);
}
netif_carrier_on(dev);
}
{
if(db->init==1)
{
- printk(KERN_INFO "uli526x: %s NIC Link is Down\n",dev->name);
+ pr_info("%s NIC Link is Down\n",dev->name);
netif_carrier_off(dev);
}
}
/*
- * Dynamic reset the ULI526X board
* Stop ULI526X board
* Free Tx/Rx allocated memory
- * Reset ULI526X board
- * Re-initialize ULI526X board
+ * Init system variable
*/
-static void uli526x_dynamic_reset(struct net_device *dev)
+static void uli526x_reset_prepare(struct net_device *dev)
{
struct uli526x_board_info *db = netdev_priv(dev);
- ULI526X_DBUG(0, "uli526x_dynamic_reset()", 0);
-
/* Sopt MAC controller */
db->cr6_data &= ~(CR6_RXSC | CR6_TXSC); /* Disable Tx/Rx */
update_cr6(db->cr6_data, dev->base_addr);
db->link_failed = 1;
db->init=1;
db->wait_reset = 0;
+}
+
+
+/*
+ * Dynamic reset the ULI526X board
+ * Stop ULI526X board
+ * Free Tx/Rx allocated memory
+ * Reset ULI526X board
+ * Re-initialize ULI526X board
+ */
+
+static void uli526x_dynamic_reset(struct net_device *dev)
+{
+ ULI526X_DBUG(0, "uli526x_dynamic_reset()", 0);
+
+ uli526x_reset_prepare(dev);
/* Re-initialize ULI526X board */
uli526x_init(dev);
}
+#ifdef CONFIG_PM
+
+/*
+ * Suspend the interface.
+ */
+
+static int uli526x_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ pci_power_t power_state;
+ int err;
+
+ ULI526X_DBUG(0, "uli526x_suspend", 0);
+
+ if (!netdev_priv(dev))
+ return 0;
+
+ pci_save_state(pdev);
+
+ if (!netif_running(dev))
+ return 0;
+
+ netif_device_detach(dev);
+ uli526x_reset_prepare(dev);
+
+ power_state = pci_choose_state(pdev, state);
+ pci_enable_wake(pdev, power_state, 0);
+ err = pci_set_power_state(pdev, power_state);
+ if (err) {
+ netif_device_attach(dev);
+ /* Re-initialize ULI526X board */
+ uli526x_init(dev);
+ /* Restart upper layer interface */
+ netif_wake_queue(dev);
+ }
+
+ return err;
+}
+
+/*
+ * Resume the interface.
+ */
+
+static int uli526x_resume(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ int err;
+
+ ULI526X_DBUG(0, "uli526x_resume", 0);
+
+ if (!netdev_priv(dev))
+ return 0;
+
+ pci_restore_state(pdev);
+
+ if (!netif_running(dev))
+ return 0;
+
+ err = pci_set_power_state(pdev, PCI_D0);
+ if (err) {
+ dev_warn(&dev->dev, "Could not put device into D0\n");
+ return err;
+ }
+
+ netif_device_attach(dev);
+ /* Re-initialize ULI526X board */
+ uli526x_init(dev);
+ /* Restart upper layer interface */
+ netif_wake_queue(dev);
+
+ return 0;
+}
+
+#else /* !CONFIG_PM */
+
+#define uli526x_suspend NULL
+#define uli526x_resume NULL
+
+#endif /* !CONFIG_PM */
+
+
/*
* free all allocated rx buffer
*/
* This setup frame initialize ULI526X address filter mode
*/
+#ifdef __BIG_ENDIAN
+#define FLT_SHIFT 16
+#else
+#define FLT_SHIFT 0
+#endif
+
static void send_filter_frame(struct net_device *dev, int mc_cnt)
{
struct uli526x_board_info *db = netdev_priv(dev);
/* Node address */
addrptr = (u16 *) dev->dev_addr;
- *suptr++ = addrptr[0];
- *suptr++ = addrptr[1];
- *suptr++ = addrptr[2];
+ *suptr++ = addrptr[0] << FLT_SHIFT;
+ *suptr++ = addrptr[1] << FLT_SHIFT;
+ *suptr++ = addrptr[2] << FLT_SHIFT;
/* broadcast address */
- *suptr++ = 0xffff;
- *suptr++ = 0xffff;
- *suptr++ = 0xffff;
+ *suptr++ = 0xffff << FLT_SHIFT;
+ *suptr++ = 0xffff << FLT_SHIFT;
+ *suptr++ = 0xffff << FLT_SHIFT;
/* fit the multicast address */
- for (mcptr = dev->mc_list, i = 0; i < mc_cnt; i++, mcptr = mcptr->next) {
+ netdev_for_each_mc_addr(mcptr, dev) {
addrptr = (u16 *) mcptr->dmi_addr;
- *suptr++ = addrptr[0];
- *suptr++ = addrptr[1];
- *suptr++ = addrptr[2];
+ *suptr++ = addrptr[0] << FLT_SHIFT;
+ *suptr++ = addrptr[1] << FLT_SHIFT;
+ *suptr++ = addrptr[2] << FLT_SHIFT;
}
- for (; i<14; i++) {
- *suptr++ = 0xffff;
- *suptr++ = 0xffff;
- *suptr++ = 0xffff;
+ for (i = netdev_mc_count(dev); i < 14; i++) {
+ *suptr++ = 0xffff << FLT_SHIFT;
+ *suptr++ = 0xffff << FLT_SHIFT;
+ *suptr++ = 0xffff << FLT_SHIFT;
}
/* prepare the setup frame */
update_cr6(db->cr6_data, dev->base_addr);
dev->trans_start = jiffies;
} else
- printk(KERN_ERR DRV_NAME ": No Tx resource - Send_filter_frame!\n");
+ pr_err("No Tx resource - Send_filter_frame!\n");
}
case ULI526X_100MFD: phy_reg = 0x2100; break;
}
phy_write(db->ioaddr, db->phy_addr, 0, phy_reg, db->chip_id);
- phy_write(db->ioaddr, db->phy_addr, 0, phy_reg, db->chip_id);
}
}
}
}
-static struct pci_device_id uli526x_pci_tbl[] = {
+static DEFINE_PCI_DEVICE_TABLE(uli526x_pci_tbl) = {
{ 0x10B9, 0x5261, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_ULI5261_ID },
{ 0x10B9, 0x5263, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_ULI5263_ID },
{ 0, }
.id_table = uli526x_pci_tbl,
.probe = uli526x_init_one,
.remove = __devexit_p(uli526x_remove_one),
+ .suspend = uli526x_suspend,
+ .resume = uli526x_resume,
};
MODULE_AUTHOR("Peer Chen, peer.chen@uli.com.tw");
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff