adulau/aha
1
0
Fork 0
mirror of https://github.com/adulau/aha.git synced 2024-12-28 11:46:19 +00:00
Code Issues Projects Releases Packages Wiki Activity

[SERIAL] Factor out the common setup from the per-serial port loop.

Browse source 
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2005-07-27 11:32:04 +01:00 committed by Russell King
parent 1c7c1fe516
commit 72ce9a8333
1 changed files with 16 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

28
drivers/serial/8250_pci.c
View file

@ -110,8 +110,9 @@ setup_port(struct pci_dev *dev, struct uart_port *port,
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 uart_port *port,
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_quirk(struct pci_dev *dev)
}
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_board *board,
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, const struct pci_device_id *ent)
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);