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-rw-r--r--arch/openrisc/kernel/irq.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/openrisc/kernel/irq.c b/arch/openrisc/kernel/irq.c
index 61327985f967..8ec77bc9f1e7 100644
--- a/arch/openrisc/kernel/irq.c
+++ b/arch/openrisc/kernel/irq.c
@@ -87,9 +87,11 @@ static void or1k_pic_mask_ack(struct irq_data *data)
/* Comments for pic_ack apply here, too */
#ifdef CONFIG_OR1K_1200
+ mtspr(SPR_PICMR, mfspr(SPR_PICMR) & ~(1UL << data->hwirq));
mtspr(SPR_PICSR, mfspr(SPR_PICSR) & ~(1UL << data->hwirq));
#else
WARN(1, "Interrupt handling possibly broken\n");
+ mtspr(SPR_PICMR, (1UL << data->hwirq));
mtspr(SPR_PICSR, (1UL << data->hwirq));
#endif
}