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authorTejun Heo <tj@kernel.org>2010-01-05 01:17:33 +0100
committerTejun Heo <tj@kernel.org>2010-01-05 01:17:33 +0100
commit32032df6c2f6c9c6b2ada2ce42322231824f70c2 (patch)
treeb1ce838a37044bb38dfc128e2116ca35630e629a /arch/microblaze/kernel/intc.c
parentpercpu: refactor the code in pcpu_[de]populate_chunk() (diff)
parentMerge branch 'limits_cleanup' of git://decibel.fi.muni.cz/~xslaby/linux (diff)
downloadlinux-32032df6c2f6c9c6b2ada2ce42322231824f70c2.tar.xz
linux-32032df6c2f6c9c6b2ada2ce42322231824f70c2.zip
Merge branch 'master' into percpu
Conflicts: arch/powerpc/platforms/pseries/hvCall.S include/linux/percpu.h
Diffstat (limited to 'arch/microblaze/kernel/intc.c')
-rw-r--r--arch/microblaze/kernel/intc.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/microblaze/kernel/intc.c b/arch/microblaze/kernel/intc.c
index 6eea6f92b84e..03172c1da770 100644
--- a/arch/microblaze/kernel/intc.c
+++ b/arch/microblaze/kernel/intc.c
@@ -42,8 +42,16 @@ unsigned int nr_irq;
static void intc_enable_or_unmask(unsigned int irq)
{
+ unsigned long mask = 1 << irq;
pr_debug("enable_or_unmask: %d\n", irq);
- out_be32(INTC_BASE + SIE, 1 << irq);
+ out_be32(INTC_BASE + SIE, mask);
+
+ /* ack level irqs because they can't be acked during
+ * ack function since the handle_level_irq function
+ * acks the irq before calling the interrupt handler
+ */
+ if (irq_desc[irq].status & IRQ_LEVEL)
+ out_be32(INTC_BASE + IAR, mask);
}
static void intc_disable_or_mask(unsigned int irq)