diff options
Diffstat (limited to 'drivers/pnp/manager.c')
| -rw-r--r-- | drivers/pnp/manager.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/pnp/manager.c b/drivers/pnp/manager.c index 7ea9e1e28003..a20accb5ef8f 100644 --- a/drivers/pnp/manager.c +++ b/drivers/pnp/manager.c @@ -153,6 +153,15 @@ static int pnp_assign_irq(struct pnp_dev *dev, struct pnp_irq *rule, int idx) goto __add; } } + + if (rule->flags & IORESOURCE_IRQ_OPTIONAL) { + res->start = -1; + res->end = -1; + res->flags |= IORESOURCE_DISABLED; + dev_dbg(&dev->dev, " irq %d disabled (optional)\n", idx); + goto __add; + } + dev_dbg(&dev->dev, " couldn't assign irq %d\n", idx); return -EBUSY; |