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-rw-r--r--drivers/net/ethernet/dec/tulip/xircom_cb.c227
1 files changed, 124 insertions, 103 deletions
diff --git a/drivers/net/ethernet/dec/tulip/xircom_cb.c b/drivers/net/ethernet/dec/tulip/xircom_cb.c
index cbcc6d6f3f31..138bf83bc98e 100644
--- a/drivers/net/ethernet/dec/tulip/xircom_cb.c
+++ b/drivers/net/ethernet/dec/tulip/xircom_cb.c
@@ -41,7 +41,9 @@ MODULE_DESCRIPTION("Xircom Cardbus ethernet driver");
MODULE_AUTHOR("Arjan van de Ven <arjanv@redhat.com>");
MODULE_LICENSE("GPL");
-
+#define xw32(reg, val) iowrite32(val, ioaddr + (reg))
+#define xr32(reg) ioread32(ioaddr + (reg))
+#define xr8(reg) ioread8(ioaddr + (reg))
/* IO registers on the card, offsets */
#define CSR0 0x00
@@ -83,7 +85,7 @@ struct xircom_private {
struct sk_buff *tx_skb[4];
- unsigned long io_port;
+ void __iomem *ioaddr;
int open;
/* transmit_used is the rotating counter that indicates which transmit
@@ -137,7 +139,7 @@ static int link_status(struct xircom_private *card);
static DEFINE_PCI_DEVICE_TABLE(xircom_pci_table) = {
- {0x115D, 0x0003, PCI_ANY_ID, PCI_ANY_ID,},
+ { PCI_VDEVICE(XIRCOM, 0x0003), },
{0,},
};
MODULE_DEVICE_TABLE(pci, xircom_pci_table);
@@ -146,9 +148,7 @@ static struct pci_driver xircom_ops = {
.name = "xircom_cb",
.id_table = xircom_pci_table,
.probe = xircom_probe,
- .remove = xircom_remove,
- .suspend =NULL,
- .resume =NULL
+ .remove = __devexit_p(xircom_remove),
};
@@ -253,10 +253,13 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_
private->dev = dev;
private->pdev = pdev;
- private->io_port = pci_resource_start(pdev, 0);
+
+ /* IO range. */
+ private->ioaddr = pci_iomap(pdev, 0, 0);
+ if (!private->ioaddr)
+ goto reg_fail;
+
spin_lock_init(&private->lock);
- dev->irq = pdev->irq;
- dev->base_addr = private->io_port;
initialize_card(private);
read_mac_address(private);
@@ -268,7 +271,7 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_
rc = register_netdev(dev);
if (rc < 0) {
pr_err("%s: netdevice registration failed\n", __func__);
- goto reg_fail;
+ goto err_unmap;
}
netdev_info(dev, "Xircom cardbus revision %i at irq %i\n",
@@ -286,6 +289,8 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_
out:
return rc;
+err_unmap:
+ pci_iounmap(pdev, private->ioaddr);
reg_fail:
pci_set_drvdata(pdev, NULL);
dma_free_coherent(d, 8192, private->tx_buffer, private->tx_dma_handle);
@@ -314,6 +319,7 @@ static void __devexit xircom_remove(struct pci_dev *pdev)
struct device *d = &pdev->dev;
unregister_netdev(dev);
+ pci_iounmap(pdev, card->ioaddr);
pci_set_drvdata(pdev, NULL);
dma_free_coherent(d, 8192, card->tx_buffer, card->tx_dma_handle);
dma_free_coherent(d, 8192, card->rx_buffer, card->rx_dma_handle);
@@ -326,11 +332,12 @@ static irqreturn_t xircom_interrupt(int irq, void *dev_instance)
{
struct net_device *dev = (struct net_device *) dev_instance;
struct xircom_private *card = netdev_priv(dev);
+ void __iomem *ioaddr = card->ioaddr;
unsigned int status;
int i;
spin_lock(&card->lock);
- status = inl(card->io_port+CSR5);
+ status = xr32(CSR5);
#if defined DEBUG && DEBUG > 1
print_binary(status);
@@ -360,7 +367,7 @@ static irqreturn_t xircom_interrupt(int irq, void *dev_instance)
/* Clear all remaining interrupts */
status |= 0xffffffff; /* FIXME: make this clear only the
real existing bits */
- outl(status,card->io_port+CSR5);
+ xw32(CSR5, status);
for (i=0;i<NUMDESCRIPTORS;i++)
@@ -438,11 +445,11 @@ static netdev_tx_t xircom_start_xmit(struct sk_buff *skb,
static int xircom_open(struct net_device *dev)
{
struct xircom_private *xp = netdev_priv(dev);
+ const int irq = xp->pdev->irq;
int retval;
- netdev_info(dev, "xircom cardbus adaptor found, using irq %i\n",
- dev->irq);
- retval = request_irq(dev->irq, xircom_interrupt, IRQF_SHARED, dev->name, dev);
+ netdev_info(dev, "xircom cardbus adaptor found, using irq %i\n", irq);
+ retval = request_irq(irq, xircom_interrupt, IRQF_SHARED, dev->name, dev);
if (retval)
return retval;
@@ -474,7 +481,7 @@ static int xircom_close(struct net_device *dev)
spin_unlock_irqrestore(&card->lock,flags);
card->open = 0;
- free_irq(dev->irq,dev);
+ free_irq(card->pdev->irq, dev);
return 0;
@@ -484,35 +491,39 @@ static int xircom_close(struct net_device *dev)
#ifdef CONFIG_NET_POLL_CONTROLLER
static void xircom_poll_controller(struct net_device *dev)
{
- disable_irq(dev->irq);
- xircom_interrupt(dev->irq, dev);
- enable_irq(dev->irq);
+ struct xircom_private *xp = netdev_priv(dev);
+ const int irq = xp->pdev->irq;
+
+ disable_irq(irq);
+ xircom_interrupt(irq, dev);
+ enable_irq(irq);
}
#endif
static void initialize_card(struct xircom_private *card)
{
- unsigned int val;
+ void __iomem *ioaddr = card->ioaddr;
unsigned long flags;
+ u32 val;
spin_lock_irqsave(&card->lock, flags);
/* First: reset the card */
- val = inl(card->io_port + CSR0);
+ val = xr32(CSR0);
val |= 0x01; /* Software reset */
- outl(val, card->io_port + CSR0);
+ xw32(CSR0, val);
udelay(100); /* give the card some time to reset */
- val = inl(card->io_port + CSR0);
+ val = xr32(CSR0);
val &= ~0x01; /* disable Software reset */
- outl(val, card->io_port + CSR0);
+ xw32(CSR0, val);
val = 0; /* Value 0x00 is a safe and conservative value
for the PCI configuration settings */
- outl(val, card->io_port + CSR0);
+ xw32(CSR0, val);
disable_all_interrupts(card);
@@ -530,10 +541,9 @@ ignored; I chose zero.
*/
static void trigger_transmit(struct xircom_private *card)
{
- unsigned int val;
+ void __iomem *ioaddr = card->ioaddr;
- val = 0;
- outl(val, card->io_port + CSR1);
+ xw32(CSR1, 0);
}
/*
@@ -545,10 +555,9 @@ ignored; I chose zero.
*/
static void trigger_receive(struct xircom_private *card)
{
- unsigned int val;
+ void __iomem *ioaddr = card->ioaddr;
- val = 0;
- outl(val, card->io_port + CSR2);
+ xw32(CSR2, 0);
}
/*
@@ -557,6 +566,7 @@ descriptors and programs the addresses into the card.
*/
static void setup_descriptors(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
u32 address;
int i;
@@ -586,7 +596,7 @@ static void setup_descriptors(struct xircom_private *card)
wmb();
/* Write the receive descriptor ring address to the card */
address = card->rx_dma_handle;
- outl(address, card->io_port + CSR3); /* Receive descr list address */
+ xw32(CSR3, address); /* Receive descr list address */
/* transmit descriptors */
@@ -611,7 +621,7 @@ static void setup_descriptors(struct xircom_private *card)
wmb();
/* wite the transmit descriptor ring to the card */
address = card->tx_dma_handle;
- outl(address, card->io_port + CSR4); /* xmit descr list address */
+ xw32(CSR4, address); /* xmit descr list address */
}
/*
@@ -620,11 +630,12 @@ valid by setting the address in the card to 0x00.
*/
static void remove_descriptors(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
val = 0;
- outl(val, card->io_port + CSR3); /* Receive descriptor address */
- outl(val, card->io_port + CSR4); /* Send descriptor address */
+ xw32(CSR3, val); /* Receive descriptor address */
+ xw32(CSR4, val); /* Send descriptor address */
}
/*
@@ -635,17 +646,17 @@ This function also clears the status-bit.
*/
static int link_status_changed(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
- val = inl(card->io_port + CSR5); /* Status register */
-
- if ((val & (1 << 27)) == 0) /* no change */
+ val = xr32(CSR5); /* Status register */
+ if (!(val & (1 << 27))) /* no change */
return 0;
/* clear the event by writing a 1 to the bit in the
status register. */
val = (1 << 27);
- outl(val, card->io_port + CSR5);
+ xw32(CSR5, val);
return 1;
}
@@ -657,11 +668,9 @@ in a non-stopped state.
*/
static int transmit_active(struct xircom_private *card)
{
- unsigned int val;
+ void __iomem *ioaddr = card->ioaddr;
- val = inl(card->io_port + CSR5); /* Status register */
-
- if ((val & (7 << 20)) == 0) /* transmitter disabled */
+ if (!(xr32(CSR5) & (7 << 20))) /* transmitter disabled */
return 0;
return 1;
@@ -673,11 +682,9 @@ in a non-stopped state.
*/
static int receive_active(struct xircom_private *card)
{
- unsigned int val;
-
- val = inl(card->io_port + CSR5); /* Status register */
+ void __iomem *ioaddr = card->ioaddr;
- if ((val & (7 << 17)) == 0) /* receiver disabled */
+ if (!(xr32(CSR5) & (7 << 17))) /* receiver disabled */
return 0;
return 1;
@@ -695,10 +702,11 @@ must be called with the lock held and interrupts disabled.
*/
static void activate_receiver(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
int counter;
- val = inl(card->io_port + CSR6); /* Operation mode */
+ val = xr32(CSR6); /* Operation mode */
/* If the "active" bit is set and the receiver is already
active, no need to do the expensive thing */
@@ -707,7 +715,7 @@ static void activate_receiver(struct xircom_private *card)
val = val & ~2; /* disable the receiver */
- outl(val, card->io_port + CSR6);
+ xw32(CSR6, val);
counter = 10;
while (counter > 0) {
@@ -721,9 +729,9 @@ static void activate_receiver(struct xircom_private *card)
}
/* enable the receiver */
- val = inl(card->io_port + CSR6); /* Operation mode */
- val = val | 2; /* enable the receiver */
- outl(val, card->io_port + CSR6);
+ val = xr32(CSR6); /* Operation mode */
+ val = val | 2; /* enable the receiver */
+ xw32(CSR6, val);
/* now wait for the card to activate again */
counter = 10;
@@ -748,12 +756,13 @@ must be called with the lock held and interrupts disabled.
*/
static void deactivate_receiver(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
int counter;
- val = inl(card->io_port + CSR6); /* Operation mode */
- val = val & ~2; /* disable the receiver */
- outl(val, card->io_port + CSR6);
+ val = xr32(CSR6); /* Operation mode */
+ val = val & ~2; /* disable the receiver */
+ xw32(CSR6, val);
counter = 10;
while (counter > 0) {
@@ -780,10 +789,11 @@ must be called with the lock held and interrupts disabled.
*/
static void activate_transmitter(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
int counter;
- val = inl(card->io_port + CSR6); /* Operation mode */
+ val = xr32(CSR6); /* Operation mode */
/* If the "active" bit is set and the receiver is already
active, no need to do the expensive thing */
@@ -791,7 +801,7 @@ static void activate_transmitter(struct xircom_private *card)
return;
val = val & ~(1 << 13); /* disable the transmitter */
- outl(val, card->io_port + CSR6);
+ xw32(CSR6, val);
counter = 10;
while (counter > 0) {
@@ -806,9 +816,9 @@ static void activate_transmitter(struct xircom_private *card)
}
/* enable the transmitter */
- val = inl(card->io_port + CSR6); /* Operation mode */
+ val = xr32(CSR6); /* Operation mode */
val = val | (1 << 13); /* enable the transmitter */
- outl(val, card->io_port + CSR6);
+ xw32(CSR6, val);
/* now wait for the card to activate again */
counter = 10;
@@ -833,12 +843,13 @@ must be called with the lock held and interrupts disabled.
*/
static void deactivate_transmitter(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
int counter;
- val = inl(card->io_port + CSR6); /* Operation mode */
+ val = xr32(CSR6); /* Operation mode */
val = val & ~2; /* disable the transmitter */
- outl(val, card->io_port + CSR6);
+ xw32(CSR6, val);
counter = 20;
while (counter > 0) {
@@ -861,11 +872,12 @@ must be called with the lock held and interrupts disabled.
*/
static void enable_transmit_interrupt(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
- val = inl(card->io_port + CSR7); /* Interrupt enable register */
- val |= 1; /* enable the transmit interrupt */
- outl(val, card->io_port + CSR7);
+ val = xr32(CSR7); /* Interrupt enable register */
+ val |= 1; /* enable the transmit interrupt */
+ xw32(CSR7, val);
}
@@ -876,11 +888,12 @@ must be called with the lock held and interrupts disabled.
*/
static void enable_receive_interrupt(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
- val = inl(card->io_port + CSR7); /* Interrupt enable register */
- val = val | (1 << 6); /* enable the receive interrupt */
- outl(val, card->io_port + CSR7);
+ val = xr32(CSR7); /* Interrupt enable register */
+ val = val | (1 << 6); /* enable the receive interrupt */
+ xw32(CSR7, val);
}
/*
@@ -890,11 +903,12 @@ must be called with the lock held and interrupts disabled.
*/
static void enable_link_interrupt(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
- val = inl(card->io_port + CSR7); /* Interrupt enable register */
- val = val | (1 << 27); /* enable the link status chage interrupt */
- outl(val, card->io_port + CSR7);
+ val = xr32(CSR7); /* Interrupt enable register */
+ val = val | (1 << 27); /* enable the link status chage interrupt */
+ xw32(CSR7, val);
}
@@ -906,10 +920,9 @@ must be called with the lock held and interrupts disabled.
*/
static void disable_all_interrupts(struct xircom_private *card)
{
- unsigned int val;
+ void __iomem *ioaddr = card->ioaddr;
- val = 0; /* disable all interrupts */
- outl(val, card->io_port + CSR7);
+ xw32(CSR7, 0);
}
/*
@@ -919,9 +932,10 @@ must be called with the lock held and interrupts disabled.
*/
static void enable_common_interrupts(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
- val = inl(card->io_port + CSR7); /* Interrupt enable register */
+ val = xr32(CSR7); /* Interrupt enable register */
val |= (1<<16); /* Normal Interrupt Summary */
val |= (1<<15); /* Abnormal Interrupt Summary */
val |= (1<<13); /* Fatal bus error */
@@ -930,7 +944,7 @@ static void enable_common_interrupts(struct xircom_private *card)
val |= (1<<5); /* Transmit Underflow */
val |= (1<<2); /* Transmit Buffer Unavailable */
val |= (1<<1); /* Transmit Process Stopped */
- outl(val, card->io_port + CSR7);
+ xw32(CSR7, val);
}
/*
@@ -940,11 +954,12 @@ must be called with the lock held and interrupts disabled.
*/
static int enable_promisc(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned int val;
- val = inl(card->io_port + CSR6);
+ val = xr32(CSR6);
val = val | (1 << 6);
- outl(val, card->io_port + CSR6);
+ xw32(CSR6, val);
return 1;
}
@@ -959,13 +974,16 @@ Must be called in locked state with interrupts disabled
*/
static int link_status(struct xircom_private *card)
{
- unsigned int val;
+ void __iomem *ioaddr = card->ioaddr;
+ u8 val;
- val = inb(card->io_port + CSR12);
+ val = xr8(CSR12);
- if (!(val&(1<<2))) /* bit 2 is 0 for 10mbit link, 1 for not an 10mbit link */
+ /* bit 2 is 0 for 10mbit link, 1 for not an 10mbit link */
+ if (!(val & (1 << 2)))
return 10;
- if (!(val&(1<<1))) /* bit 1 is 0 for 100mbit link, 1 for not an 100mbit link */
+ /* bit 1 is 0 for 100mbit link, 1 for not an 100mbit link */
+ if (!(val & (1 << 1)))
return 100;
/* If we get here -> no link at all */
@@ -984,29 +1002,31 @@ static int link_status(struct xircom_private *card)
*/
static void read_mac_address(struct xircom_private *card)
{
- unsigned char j, tuple, link, data_id, data_count;
+ void __iomem *ioaddr = card->ioaddr;
unsigned long flags;
+ u8 link;
int i;
spin_lock_irqsave(&card->lock, flags);
- outl(1 << 12, card->io_port + CSR9); /* enable boot rom access */
+ xw32(CSR9, 1 << 12); /* enable boot rom access */
for (i = 0x100; i < 0x1f7; i += link + 2) {
- outl(i, card->io_port + CSR10);
- tuple = inl(card->io_port + CSR9) & 0xff;
- outl(i + 1, card->io_port + CSR10);
- link = inl(card->io_port + CSR9) & 0xff;
- outl(i + 2, card->io_port + CSR10);
- data_id = inl(card->io_port + CSR9) & 0xff;
- outl(i + 3, card->io_port + CSR10);
- data_count = inl(card->io_port + CSR9) & 0xff;
+ u8 tuple, data_id, data_count;
+
+ xw32(CSR10, i);
+ tuple = xr32(CSR9);
+ xw32(CSR10, i + 1);
+ link = xr32(CSR9);
+ xw32(CSR10, i + 2);
+ data_id = xr32(CSR9);
+ xw32(CSR10, i + 3);
+ data_count = xr32(CSR9);
if ((tuple == 0x22) && (data_id == 0x04) && (data_count == 0x06)) {
- /*
- * This is it. We have the data we want.
- */
+ int j;
+
for (j = 0; j < 6; j++) {
- outl(i + j + 4, card->io_port + CSR10);
- card->dev->dev_addr[j] = inl(card->io_port + CSR9) & 0xff;
+ xw32(CSR10, i + j + 4);
+ card->dev->dev_addr[j] = xr32(CSR9) & 0xff;
}
break;
} else if (link == 0) {
@@ -1025,6 +1045,7 @@ static void read_mac_address(struct xircom_private *card)
*/
static void transceiver_voodoo(struct xircom_private *card)
{
+ void __iomem *ioaddr = card->ioaddr;
unsigned long flags;
/* disable all powermanagement */
@@ -1034,14 +1055,14 @@ static void transceiver_voodoo(struct xircom_private *card)
spin_lock_irqsave(&card->lock, flags);
- outl(0x0008, card->io_port + CSR15);
- udelay(25);
- outl(0xa8050000, card->io_port + CSR15);
- udelay(25);
- outl(0xa00f0000, card->io_port + CSR15);
- udelay(25);
+ xw32(CSR15, 0x0008);
+ udelay(25);
+ xw32(CSR15, 0xa8050000);
+ udelay(25);
+ xw32(CSR15, 0xa00f0000);
+ udelay(25);
- spin_unlock_irqrestore(&card->lock, flags);
+ spin_unlock_irqrestore(&card->lock, flags);
netif_start_queue(card->dev);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 06:05:30 +0000