nfs: new subdir Documentation/filesystems/nfs

[safe/jmp/linux-2.6] / drivers / parisc / iosapic.c

diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c
index 6fb3f79..88e3335 100644 (file)
--- a/drivers/parisc/iosapic.c
+++ b/drivers/parisc/iosapic.c
@@ -487,7 +487,7 @@ iosapic_xlate_pin(struct iosapic_info *isi, struct pci_dev *pcidev)
        }
 
        /* Check if pcidev behind a PPB */
-       if (NULL != pcidev->bus->self) {
+       if (pcidev->bus->parent) {
                /* Convert pcidev INTR_PIN into something we
                ** can lookup in the IRT.
                */
@@ -519,15 +519,13 @@ iosapic_xlate_pin(struct iosapic_info *isi, struct pci_dev *pcidev)
                **
                ** Advantage is it's really easy to implement.
                */
-               intr_pin = ((intr_pin-1)+PCI_SLOT(pcidev->devfn)) % 4;
-               intr_pin++;     /* convert back to INTA-D (1-4) */
+               intr_pin = pci_swizzle_interrupt_pin(pcidev, intr_pin);
 #endif /* PCI_BRIDGE_FUNCS */
 
                /*
-               ** Locate the host slot the PPB nearest the Host bus
-               ** adapter.
-               */
-               while (NULL != p->parent->self)
+                * Locate the host slot of the PPB.
+                */
+               while (p->parent->parent)
                        p = p->parent;
 
                intr_slot = PCI_SLOT(p->self->devfn);
@@ -619,7 +617,9 @@ iosapic_set_irt_data( struct vector_info *vi, u32 *dp0, u32 *dp1)
 
 static struct vector_info *iosapic_get_vector(unsigned int irq)
 {
-       return irq_desc[irq].chip_data;
+       struct irq_desc *desc = irq_to_desc(irq);
+
+       return desc->chip_data;
 }
 
 static void iosapic_disable_irq(unsigned int irq)
@@ -702,16 +702,20 @@ static unsigned int iosapic_startup_irq(unsigned int irq)
 }
 
 #ifdef CONFIG_SMP
-static void iosapic_set_affinity_irq(unsigned int irq, cpumask_t dest)
+static int iosapic_set_affinity_irq(unsigned int irq,
+                                    const struct cpumask *dest)
 {
        struct vector_info *vi = iosapic_get_vector(irq);
        u32 d0, d1, dummy_d0;
        unsigned long flags;
+       int dest_cpu;
 
-       if (cpu_check_affinity(irq, &dest))
-               return;
+       dest_cpu = cpu_check_affinity(irq, dest);
+       if (dest_cpu < 0)
+               return -1;
 
-       vi->txn_addr = txn_affinity_addr(irq, first_cpu(dest));
+       cpumask_copy(irq_desc[irq].affinity, cpumask_of(dest_cpu));
+       vi->txn_addr = txn_affinity_addr(irq, dest_cpu);
 
        spin_lock_irqsave(&iosapic_lock, flags);
        /* d1 contains the destination CPU, so only want to set that
@@ -720,10 +724,12 @@ static void iosapic_set_affinity_irq(unsigned int irq, cpumask_t dest)
        iosapic_set_irt_data(vi, &dummy_d0, &d1);
        iosapic_wr_irt_entry(vi, d0, d1);
        spin_unlock_irqrestore(&iosapic_lock, flags);
+
+       return 0;
 }
 #endif
 
-static struct hw_interrupt_type iosapic_interrupt_type = {
+static struct irq_chip iosapic_interrupt_type = {
        .typename =     "IO-SAPIC-level",
        .startup =      iosapic_startup_irq,
        .shutdown =     iosapic_disable_irq,