#include <acpi/acpi_drivers.h>
#define _COMPONENT ACPI_PCI_COMPONENT
-ACPI_MODULE_NAME("pci_irq")
+ACPI_MODULE_NAME("pci_irq");
static struct acpi_prt_list acpi_prt;
static DEFINE_SPINLOCK(acpi_prt_lock);
int bus,
int device, int pin)
{
- struct list_head *node = NULL;
struct acpi_prt_entry *entry = NULL;
-
if (!acpi_prt.count)
return NULL;
*
*/
spin_lock(&acpi_prt_lock);
- list_for_each(node, &acpi_prt.entries) {
- entry = list_entry(node, struct acpi_prt_entry, node);
+ list_for_each_entry(entry, &acpi_prt.entries, node) {
if ((segment == entry->id.segment)
&& (bus == entry->id.bus)
&& (device == entry->id.device)
&polarity, &link,
acpi_pci_allocate_irq);
+ if (irq < 0) {
+ /*
+ * IDE legacy mode controller IRQs are magic. Why do compat
+ * extensions always make such a nasty mess.
+ */
+ if (dev->class >> 8 == PCI_CLASS_STORAGE_IDE &&
+ (dev->class & 0x05) == 0)
+ return 0;
+ }
/*
* No IRQ known to the ACPI subsystem - maybe the BIOS /
* driver reported one, then use it. Exit in any case.
return 0;
}
-EXPORT_SYMBOL(acpi_pci_irq_enable);
-
/* FIXME: implement x86/x86_64 version */
void __attribute__ ((weak)) acpi_unregister_gsi(u32 i)
{