diff options
| author | Mark Maule <maule@sgi.com> | 2006-04-14 16:03:54 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-06-21 11:59:59 -0700 |
| commit | 83821d3f558dc651e555d62182ed0c95651f41a6 (patch) | |
| tree | 60f3ae42e9b729a5061b8e4e2dce522b03e54810 /include/asm-ia64/sn/intr.h | |
| parent | 10083072bfabc40bc47306e512c158c57cf55c2e (diff) | |
| download | linux-83821d3f558dc651e555d62182ed0c95651f41a6.tar.gz | |
[PATCH] PCI: altix: msi support
MSI callouts for altix. Involves a fair amount of code reorg in sn irq.c
code as well as adding some extensions to the altix PCI provider abstaction.
Signed-off-by: Mark Maule <maule@sgi.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/asm-ia64/sn/intr.h')
| -rw-r--r-- | include/asm-ia64/sn/intr.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/asm-ia64/sn/intr.h b/include/asm-ia64/sn/intr.h index 60a51a406eec5..12b54ddb06be2 100644 --- a/include/asm-ia64/sn/intr.h +++ b/include/asm-ia64/sn/intr.h @@ -10,6 +10,7 @@ #define _ASM_IA64_SN_INTR_H #include <linux/rcupdate.h> +#include <asm/sn/types.h> #define SGI_UART_VECTOR 0xe9 @@ -40,6 +41,7 @@ struct sn_irq_info { int irq_cpuid; /* kernel logical cpuid */ int irq_irq; /* the IRQ number */ int irq_int_bit; /* Bridge interrupt pin */ + /* <0 means MSI */ u64 irq_xtalkaddr; /* xtalkaddr IRQ is sent to */ int irq_bridge_type;/* pciio asic type (pciio.h) */ void *irq_bridge; /* bridge generating irq */ @@ -53,6 +55,12 @@ struct sn_irq_info { }; extern void sn_send_IPI_phys(int, long, int, int); +extern u64 sn_intr_alloc(nasid_t, int, + struct sn_irq_info *, + int, nasid_t, int); +extern void sn_intr_free(nasid_t, int, struct sn_irq_info *); +extern struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *, nasid_t, int); +extern struct list_head **sn_irq_lh; #define CPU_VECTOR_TO_IRQ(cpuid,vector) (vector) |