xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

PNP: make generic pnp_add_irq_resource()

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

26
drivers/pnp/resource.c
View File

@@ -576,6 +576,32 @@ static struct pnp_resource *pnp_new_resource(struct pnp_dev *dev, int type)
return NULL;
}
struct pnp_resource *pnp_add_irq_resource(struct pnp_dev *dev, int irq,
int flags)
{
struct pnp_resource *pnp_res;
struct resource *res;
static unsigned char warned;
pnp_res = pnp_new_resource(dev, IORESOURCE_IRQ);
if (!pnp_res) {
if (!warned) {
dev_err(&dev->dev, "can't add resource for IRQ %d\n",
irq);
warned = 1;
}
return NULL;
}
res = &pnp_res->res;
res->flags = IORESOURCE_IRQ | flags;
res->start = irq;
res->end = irq;
dev_dbg(&dev->dev, " add irq %d flags %#x\n", irq, flags);
return pnp_res;
}
/* format is: pnp_reserve_irq=irq1[,irq2] .... */
static int __init pnp_setup_reserve_irq(char *str)
{