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ARM: sa1111: Fix irq_retrigger callback return value

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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 (if ever).

Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20200310184921.23552-4-maz@kernel.org
This commit is contained in:
Marc Zyngier 2020-03-10 18:49:20 +00:00
parent 4ddfc459d0
commit ad00a325a0
1 changed files with 5 additions and 2 deletions
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7
arch/arm/common/sa1111.c
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@ -302,10 +302,13 @@ static int sa1111_retrigger_irq(struct irq_data *d)
break;
}
if (i == 8)
if (i == 8) {
pr_err("Danger Will Robinson: failed to re-trigger IRQ%d\n",
d->irq);
return i == 8 ? -1 : 0;
return 0;
}
return 1;
}
static int sa1111_type_irq(struct irq_data *d, unsigned int flags)