diff options
| author |   Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> | 2007-07-17 21:22:33 +0900 |
|---|---|---|
| committer |   Tony Luck <tony.luck@intel.com> | 2007-07-17 09:52:13 -0700 |
| commit | 4994be1b3fe9120c88022ff5c0c33f6312b17adb (patch) | |
| tree | b4d32c77681029d2b5dfd94b0eb5a09be0ccae9e /include/asm-ia64/irq.h | |
| parent | [IA64] Add mapping table between irq and vector (diff) | |
| download | linux-dev-4994be1b3fe9120c88022ff5c0c33f6312b17adb.tar.xz linux-dev-4994be1b3fe9120c88022ff5c0c33f6312b17adb.zip | |
[IA64] Add support for vector domain
Add fundamental support for multiple vector domain. There still exists
only one vector domain even with this patch. IRQ migration across
domain is not supported yet by this patch.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'include/asm-ia64/irq.h')
| -rw-r--r-- | include/asm-ia64/irq.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/asm-ia64/irq.h b/include/asm-ia64/irq.h index 67221615e317..35b360b82e43 100644 --- a/include/asm-ia64/irq.h +++ b/include/asm-ia64/irq.h @@ -14,8 +14,13 @@ #include <linux/types.h> #include <linux/cpumask.h> -#define NR_IRQS 256 -#define NR_IRQ_VECTORS NR_IRQS +#define NR_VECTORS 256 + +#if (NR_VECTORS + 32 * NR_CPUS) < 1024 +#define NR_IRQS (NR_VECTORS + 32 * NR_CPUS) +#else +#define NR_IRQS 1024 +#endif static __inline__ int irq_canonicalize (int irq) |