diff options
| author | David S. Miller <davem@sunset.davemloft.net> | 2006-02-13 18:16:10 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-20 01:12:40 -0800 |
| commit | e3999574b48125c9bb0c95e3e9f1c696bf96c3e3 (patch) | |
| tree | a6651da06fa36c3dde33a7be5f0b7192b8442cd7 | |
| parent | 10804828fd06a43ce964e9d9852332e7ff1507b1 (diff) | |
[SPARC64]: Generic sun4v_build_irq().
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | arch/sparc64/kernel/irq.c | 32 | ||||
| -rw-r--r-- | arch/sparc64/kernel/pci_sun4v.c | 30 | ||||
| -rw-r--r-- | include/asm-sparc64/irq.h | 1 |
3 files changed, 35 insertions, 28 deletions
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index 51f65054bf1..bcc889a5332 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 5174346ce35..b8846b271f9 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) diff --git a/include/asm-sparc64/irq.h b/include/asm-sparc64/irq.h index 8b70edcb80d..529a9df1ad4 100644 --- a/include/asm-sparc64/irq.h +++ b/include/asm-sparc64/irq.h @@ -111,6 +111,7 @@ extern void disable_irq(unsigned int); #define disable_irq_nosync disable_irq extern void enable_irq(unsigned int); extern unsigned int build_irq(int pil, int inofixup, unsigned long iclr, unsigned long imap); +extern unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino, int pil, unsigned char flags); extern unsigned int sbus_build_irq(void *sbus, unsigned int ino); static __inline__ void set_softint(unsigned long bits) |