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PNP: make generic pnp_add_irq_resource()

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Add a pnp_add_irq_resource() that can be used by all the PNP
backends.  This consolidates a little more pnp_resource_table
knowledge into one place.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bjorn Helgaas
2008-04-28 16:34:34 -06:00
committed by Len Brown
parent a50b6d7b8d
commit dbddd0383c
6 changed files with 51 additions and 66 deletions
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33
drivers/pnp/pnpacpi/rsparser.c
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@@ -82,28 +82,12 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_dev *dev,
u32 gsi, int triggering,
int polarity, int shareable)
{
struct resource *res;
int i;
int irq;
int irq, flags;
int p, t;
static unsigned char warned;
if (!valid_IRQ(gsi))
return;
for (i = 0; i < PNP_MAX_IRQ; i++) {
res = pnp_get_resource(dev, IORESOURCE_IRQ, i);
if (!pnp_resource_valid(res))
break;
}
if (i >= PNP_MAX_IRQ) {
if (!warned) {
printk(KERN_WARNING "pnpacpi: exceeded the max number"
" of IRQ resources: %d\n", PNP_MAX_IRQ);
warned = 1;
}
return;
}
/*
* in IO-APIC mode, use overrided attribute. Two reasons:
* 1. BIOS bug in DSDT
@@ -121,17 +105,14 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_dev *dev,
}
}
res->flags = IORESOURCE_IRQ; // Also clears _UNSET flag
res->flags |= irq_flags(triggering, polarity, shareable);
flags = irq_flags(triggering, polarity, shareable);
irq = acpi_register_gsi(gsi, triggering, polarity);
if (irq < 0) {
res->flags |= IORESOURCE_DISABLED;
return;
}
if (irq >= 0)
pcibios_penalize_isa_irq(irq, 1);
else
flags |= IORESOURCE_DISABLED;
res->start = irq;
res->end = irq;
pcibios_penalize_isa_irq(irq, 1);
pnp_add_irq_resource(dev, irq, flags);
}
static int dma_flags(int type, int bus_master, int transfer)