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authorDavid S. Miller <davem@sunset.davemloft.net>2006-02-13 18:16:10 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-03-20 01:12:40 -0800
commite3999574b48125c9bb0c95e3e9f1c696bf96c3e3 (patch)
treea6651da06fa36c3dde33a7be5f0b7192b8442cd7 /arch/sparc64/kernel
parent10804828fd06a43ce964e9d9852332e7ff1507b1 (diff)
downloadblackbird-op-linux-e3999574b48125c9bb0c95e3e9f1c696bf96c3e3.tar.gz
blackbird-op-linux-e3999574b48125c9bb0c95e3e9f1c696bf96c3e3.zip
[SPARC64]: Generic sun4v_build_irq().
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel')
-rw-r--r--arch/sparc64/kernel/irq.c32
-rw-r--r--arch/sparc64/kernel/pci_sun4v.c30
2 files changed, 34 insertions, 28 deletions
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index 51f65054bf18..bcc889a53324 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -303,6 +303,38 @@ out:
return __irq(bucket);
}
+unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino, int pil, unsigned char flags)
+{
+ struct ino_bucket *bucket;
+ unsigned long sysino;
+
+ sysino = sun4v_devino_to_sysino(devhandle, devino);
+
+ printk(KERN_INFO "sun4v_irq: Mapping ( devh[%08x] devino[%08x] ) "
+ "--> sysino[%016lx]\n", devhandle, devino, sysino);
+
+ bucket = &ivector_table[sysino];
+
+ /* Catch accidental accesses to these things. IMAP/ICLR handling
+ * is done by hypervisor calls on sun4v platforms, not by direct
+ * register accesses.
+ */
+ bucket->imap = ~0UL;
+ bucket->iclr = ~0UL;
+
+ bucket->pil = pil;
+ bucket->flags = flags;
+
+ bucket->irq_info = kmalloc(sizeof(struct irq_desc), GFP_ATOMIC);
+ if (!bucket->irq_info) {
+ prom_printf("IRQ: Error, kmalloc(irq_desc) failed.\n");
+ prom_halt();
+ }
+ memset(bucket->irq_info, 0, sizeof(struct irq_desc));
+
+ return __irq(bucket);
+}
+
static void atomic_bucket_insert(struct ino_bucket *bucket)
{
unsigned long pstate;
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index 5174346ce35d..b8846b271f96 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -644,18 +644,11 @@ static void pci_sun4v_scan_bus(struct pci_controller_info *p)
static unsigned int pci_sun4v_irq_build(struct pci_pbm_info *pbm,
struct pci_dev *pdev,
- unsigned int ino)
+ unsigned int devino)
{
- struct ino_bucket *bucket;
- unsigned long sysino;
u32 devhandle = pbm->devhandle;
int pil;
- sysino = sun4v_devino_to_sysino(devhandle, ino);
-
- printk(KERN_INFO "pci_irq_buld: Mapping ( devh[%08x] ino[%08x] ) "
- "--> sysino[%016lx]\n", devhandle, ino, sysino);
-
pil = 4;
if (pdev) {
switch ((pdev->class >> 16) & 0xff) {
@@ -685,26 +678,7 @@ static unsigned int pci_sun4v_irq_build(struct pci_pbm_info *pbm,
}
BUG_ON(PIL_RESERVED(pil));
- bucket = &ivector_table[sysino];
-
- /* Catch accidental accesses to these things. IMAP/ICLR handling
- * is done by hypervisor calls on sun4v platforms, not by direct
- * register accesses.
- */
- bucket->imap = ~0UL;
- bucket->iclr = ~0UL;
-
- bucket->pil = pil;
- bucket->flags = IBF_PCI;
-
- bucket->irq_info = kmalloc(sizeof(struct irq_desc), GFP_ATOMIC);
- if (!bucket->irq_info) {
- prom_printf("IRQ: Error, kmalloc(irq_desc) failed.\n");
- prom_halt();
- }
- memset(bucket->irq_info, 0, sizeof(struct irq_desc));
-
- return __irq(bucket);
+ return sun4v_build_irq(devhandle, devino, pil, IBF_PCI);
}
static void pci_sun4v_base_address_update(struct pci_dev *pdev, int resource)
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