[tip: irq/core] irqchip/atmel-aic5: Fix irq_retrigger callback return value

[tip-bot2 for Marc Zyngier]

The following commit has been merged into the irq/core branch of tip:

Commit-ID:     4ddfc459d07a9e1b39d1ca8621d9a39408ea289a
Gitweb:        https://git.kernel.org/tip/4ddfc459d07a9e1b39d1ca8621d9a39408ea289a
Author:        Marc Zyngier <maz@xxxxxxxxxx>
AuthorDate:    Tue, 10 Mar 2020 18:49:19 
Committer:     Marc Zyngier <maz@xxxxxxxxxx>
CommitterDate: Mon, 16 Mar 2020 15:48:54 

irqchip/atmel-aic5: Fix irq_retrigger callback return value

The irq_retrigger callback is supposed to return 0 when retrigger
has failed, and a non-zero value otherwise. Tell the core code
that the driver has succedded in using the HW to retrigger the
interrupt.

Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20200310184921.23552-3-maz@xxxxxxxxxx
---
 drivers/irqchip/irq-atmel-aic5.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-atmel-aic5.c b/drivers/irqchip/irq-atmel-aic5.c
index 2933349..fc1b3a9 100644
--- a/drivers/irqchip/irq-atmel-aic5.c
+++ b/drivers/irqchip/irq-atmel-aic5.c
@@ -128,7 +128,7 @@ static int aic5_retrigger(struct irq_data *d)
 	irq_reg_writel(bgc, 1, AT91_AIC5_ISCR);
 	irq_gc_unlock(bgc);
 
-	return 0;
+	return 1;
 }
 
 static int aic5_set_type(struct irq_data *d, unsigned type)