diff options
Diffstat (limited to 'drivers/pnp/pnpacpi/rsparser.c')
| -rw-r--r-- | drivers/pnp/pnpacpi/rsparser.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c index 2a47e977d8a8..a5f5e2130e75 100644 --- a/drivers/pnp/pnpacpi/rsparser.c +++ b/drivers/pnp/pnpacpi/rsparser.c @@ -32,19 +32,26 @@ /* * Allocated Resources */ -static int irq_flags(int triggering, int polarity) +static int irq_flags(int triggering, int polarity, int shareable) { + int flags; + if (triggering == ACPI_LEVEL_SENSITIVE) { if (polarity == ACPI_ACTIVE_LOW) - return IORESOURCE_IRQ_LOWLEVEL; + flags = IORESOURCE_IRQ_LOWLEVEL; else - return IORESOURCE_IRQ_HIGHLEVEL; + flags = IORESOURCE_IRQ_HIGHLEVEL; } else { if (polarity == ACPI_ACTIVE_LOW) - return IORESOURCE_IRQ_LOWEDGE; + flags = IORESOURCE_IRQ_LOWEDGE; else - return IORESOURCE_IRQ_HIGHEDGE; + flags = IORESOURCE_IRQ_HIGHEDGE; } + + if (shareable) + flags |= IORESOURCE_IRQ_SHAREABLE; + + return flags; } static void decode_irq_flags(int flag, int *triggering, int *polarity) @@ -110,16 +117,13 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, } res->irq_resource[i].flags = IORESOURCE_IRQ; // Also clears _UNSET flag - res->irq_resource[i].flags |= irq_flags(triggering, polarity); + res->irq_resource[i].flags |= irq_flags(triggering, polarity, shareable); irq = acpi_register_gsi(gsi, triggering, polarity); if (irq < 0) { res->irq_resource[i].flags |= IORESOURCE_DISABLED; return; } - if (shareable) - res->irq_resource[i].flags |= IORESOURCE_IRQ_SHAREABLE; - res->irq_resource[i].start = irq; res->irq_resource[i].end = irq; pcibios_penalize_isa_irq(irq, 1); @@ -441,7 +445,7 @@ static __init void pnpacpi_parse_irq_option(struct pnp_option *option, for (i = 0; i < p->interrupt_count; i++) if (p->interrupts[i]) __set_bit(p->interrupts[i], irq->map); - irq->flags = irq_flags(p->triggering, p->polarity); + irq->flags = irq_flags(p->triggering, p->polarity, p->sharable); pnp_register_irq_resource(option, irq); } @@ -461,7 +465,7 @@ static __init void pnpacpi_parse_ext_irq_option(struct pnp_option *option, for (i = 0; i < p->interrupt_count; i++) if (p->interrupts[i]) __set_bit(p->interrupts[i], irq->map); - irq->flags = irq_flags(p->triggering, p->polarity); + irq->flags = irq_flags(p->triggering, p->polarity, p->sharable); pnp_register_irq_resource(option, irq); } |