tree 232cb0eefd8f62916e0a5732e876742517bfce25
parent 1c7c1fe51629d82e1dff22b2c4d409b252fb2b05
author Russell King <[EMAIL PROTECTED]> Wed, 27 Jul 2005 11:32:04 +0100
committer Russell King <[EMAIL PROTECTED]> Wed, 27 Jul 2005 11:32:04 +0100
[SERIAL] Factor out the common setup from the per-serial port loop.
Signed-off-by: Russell King <[EMAIL PROTECTED]>
drivers/serial/8250_pci.c | 28 ++++++++++++++++------------
1 files changed, 16 insertions(+), 12 deletions(-)
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -110,8 +110,9 @@ setup_port(struct pci_dev *dev, struct u
if (bar >= PCI_NUM_BAR_RESOURCES)
return -EINVAL;
+ base = pci_resource_start(dev, bar);
+
if (pci_resource_flags(dev, bar) & IORESOURCE_MEM) {
- base = pci_resource_start(dev, bar);
len = pci_resource_len(dev, bar);
if (!priv->remapped_bar[bar])
@@ -120,13 +121,16 @@ setup_port(struct pci_dev *dev, struct u
return -ENOMEM;
port->iotype = UPIO_MEM;
+ port->iobase = 0;
port->mapbase = base + offset;
port->membase = priv->remapped_bar[bar] + offset;
port->regshift = regshift;
} else {
- base = pci_resource_start(dev, bar) + offset;
port->iotype = UPIO_PORT;
- port->iobase = base;
+ port->iobase = base + offset;
+ port->mapbase = 0;
+ port->membase = NULL;
+ port->regshift = 0;
}
return 0;
}
@@ -991,7 +995,7 @@ static struct pci_serial_quirk *find_qui
}
static _INLINE_ int
-get_pci_irq(struct pci_dev *dev, struct pciserial_board *board, int idx)
+get_pci_irq(struct pci_dev *dev, struct pciserial_board *board)
{
if (board->flags & FL_NOIRQ)
return 0;
@@ -1649,6 +1653,7 @@ serial_pci_matches(struct pciserial_boar
static int __devinit
pciserial_init_one(struct pci_dev *dev, const struct pci_device_id *ent)
{
+ struct uart_port serial_port;
struct serial_private *priv;
struct pciserial_board *board, tmp;
struct pci_serial_quirk *quirk;
@@ -1731,17 +1736,16 @@ pciserial_init_one(struct pci_dev *dev,
priv->quirk = quirk;
pci_set_drvdata(dev, priv);
- for (i = 0; i < nr_ports; i++) {
- struct uart_port serial_port;
- memset(&serial_port, 0, sizeof(struct uart_port));
+ memset(&serial_port, 0, sizeof(struct uart_port));
+ serial_port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
+ serial_port.uartclk = board->base_baud * 16;
+ serial_port.irq = get_pci_irq(dev, board);
+ serial_port.dev = &dev->dev;
- serial_port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF |
- UPF_SHARE_IRQ;
- serial_port.uartclk = board->base_baud * 16;
- serial_port.irq = get_pci_irq(dev, board, i);
- serial_port.dev = &dev->dev;
+ for (i = 0; i < nr_ports; i++) {
if (quirk->setup(dev, board, &serial_port, i))
break;
+
#ifdef SERIAL_DEBUG_PCI
printk("Setup PCI port: port %x, irq %d, type %d\n",
serial_port.iobase, serial_port.irq, serial_port.iotype);
-
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