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authorDavid S. Miller <davem@davemloft.net>2008-11-21 10:06:07 (GMT)
committerDavid S. Miller <davem@davemloft.net>2008-12-04 17:17:00 (GMT)
commit2c2551ab99f9ba3c726e6a41c84ef0c7390fc546 (patch)
tree21f7fb7366c27feae8e03f30951da27ef7f9d249 /arch/sparc
parent0871420fad5844cb63cfcf85508c17bd9b15c08f (diff)
downloadlinux-fsl-qoriq-2c2551ab99f9ba3c726e6a41c84ef0c7390fc546.tar.xz
sparc64: Add interface for registering a performance counter IRQ handler.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/include/asm/irq_64.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/irq_64.h b/arch/sparc/include/asm/irq_64.h
index 71673ec..d47d4a1 100644
--- a/arch/sparc/include/asm/irq_64.h
+++ b/arch/sparc/include/asm/irq_64.h
@@ -66,6 +66,9 @@ extern void virt_irq_free(unsigned int virt_irq);
extern void __init init_IRQ(void);
extern void fixup_irqs(void);
+extern int register_perfctr_intr(void (*handler)(struct pt_regs *));
+extern void release_perfctr_intr(void (*handler)(struct pt_regs *));
+
static inline void set_softint(unsigned long bits)
{
__asm__ __volatile__("wr %0, 0x0, %%set_softint"