diff options
Diffstat (limited to 'drivers/pnp/isapnp.c')
| -rw-r--r-- | drivers/pnp/isapnp.c | 55 |
1 files changed, 12 insertions, 43 deletions
diff --git a/drivers/pnp/isapnp.c b/drivers/pnp/isapnp.c index 497879619..2115cdac9 100644 --- a/drivers/pnp/isapnp.c +++ b/drivers/pnp/isapnp.c @@ -500,6 +500,7 @@ static void __init isapnp_add_irq_resource(struct pci_dev *dev, int dependent, int size) { unsigned char tmp[3]; + int i; struct isapnp_irq *irq, *ptr; isapnp_peek(tmp, size); @@ -526,6 +527,9 @@ static void __init isapnp_add_irq_resource(struct pci_dev *dev, ptr->next = irq; else (*res)->irq = irq; + for (i=0; i<16; i++) + if (irq->map & i) + pcibios_penalize_isa_irq(i); } /* @@ -1603,6 +1607,14 @@ static int isapnp_check_interrupt(struct isapnp_cfgtmp *cfg, int irq, int idx) return 1; } } +#ifdef CONFIG_PCI + if (!isapnp_skip_pci_scan) { + pci_for_each_dev(dev) { + if (dev->irq == irq) + return 1; + } + } +#endif if (request_irq(irq, isapnp_test_handler, SA_INTERRUPT, "isapnp", NULL)) return 1; free_irq(irq, NULL); @@ -2070,45 +2082,6 @@ static void isapnp_free_all_resources(void) #endif } -static int __init isapnp_do_reserve_irq(int irq) -{ - int i; - - if (irq < 0 || irq > 15) - return -EINVAL; - for (i = 0; i < 16; i++) { - if (isapnp_reserve_irq[i] == irq) - return 0; - } - for (i = 0; i < 16; i++) { - if (isapnp_reserve_irq[i] < 0) { - isapnp_reserve_irq[i] = irq; -#ifdef ISAPNP_DEBUG - printk("isapnp: IRQ %i is reserved now.\n", irq); -#endif - return 0; - } - } - return -ENOMEM; -} - -#ifdef CONFIG_PCI - -static void __init isapnp_pci_init(void) -{ - struct pci_dev *dev; - - pci_for_each_dev(dev) { -#ifdef ISAPNP_DEBUG - printk("isapnp: PCI: reserved IRQ: %i\n", dev->irq); -#endif - if (dev->irq > 0) - isapnp_do_reserve_irq(dev->irq); - } -} - -#endif /* CONFIG_PCI */ - EXPORT_SYMBOL(isapnp_cards); EXPORT_SYMBOL(isapnp_devices); EXPORT_SYMBOL(isapnp_present); @@ -2200,10 +2173,6 @@ int __init isapnp_init(void) } else { printk("isapnp: No Plug & Play card found\n"); } -#ifdef CONFIG_PCI - if (!isapnp_skip_pci_scan) - isapnp_pci_init(); -#endif #ifdef CONFIG_PROC_FS isapnp_proc_init(); #endif |