* [PATCH 2.6] vr41xx: fix spurious IRQ problem
@ 2005-08-01 15:35 Yoichi Yuasa
2005-08-01 15:40 ` Ralf Baechle
0 siblings, 1 reply; 2+ messages in thread
From: Yoichi Yuasa @ 2005-08-01 15:35 UTC (permalink / raw)
To: Ralf Baechle; +Cc: yuasa, linux-mips
Hi Ralf,
This patch has fixed spurious IRQ problem about vr41xx.
Please apply this patch.
Yoichi
Signed-off-by: Yoichi Yuasa <yuasa@hh.iij4u.or.jp>
diff -urN -X dontdiff a-orig/arch/mips/vr41xx/common/irq.c a/arch/mips/vr41xx/common/irq.c
--- a-orig/arch/mips/vr41xx/common/irq.c 2005-07-12 01:04:42.000000000 +0900
+++ a/arch/mips/vr41xx/common/irq.c 2005-07-31 21:07:17.000000000 +0900
@@ -62,6 +62,7 @@
asmlinkage void irq_dispatch(unsigned int irq, struct pt_regs *regs)
{
irq_cascade_t *cascade;
+ irq_desc_t *desc;
if (irq >= NR_IRQS) {
atomic_inc(&irq_err_count);
@@ -70,11 +71,15 @@
cascade = irq_cascade + irq;
if (cascade->get_irq != NULL) {
+ unsigned int source_irq = irq;
+ desc = irq_desc + source_irq;
+ desc->handler->ack(source_irq);
irq = cascade->get_irq(irq, regs);
if (irq < 0)
atomic_inc(&irq_err_count);
else
irq_dispatch(irq, regs);
+ desc->handler->end(source_irq);
} else
do_IRQ(irq, regs);
}
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2005-08-01 15:37 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2005-08-01 15:35 [PATCH 2.6] vr41xx: fix spurious IRQ problem Yoichi Yuasa
2005-08-01 15:40 ` Ralf Baechle
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox