[irqchip: irq/irqchip-next] irqchip/exiu: Fix the index of fwspec for IRQ type

[irqchip: irq/irqchip-next] irqchip/exiu: Fix the index of fwspec for IRQ type

[irqchip-bot for Chen Baozi]

The following commit has been merged into the irq/irqchip-next branch of irqchip:

Commit-ID:     d001e41e1b15716e9b759df5ef00510699f85282
Gitweb:        https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms/d001e41e1b15716e9b759df5ef00510699f85282
Author:        Chen Baozi <chenbaozi@phytium.com.cn>
AuthorDate:    Tue, 17 Nov 2020 11:20:15 +08:00
Committer:     Marc Zyngier <maz@kernel.org>
CommitterDate: Sun, 22 Nov 2020 10:27:23 

irqchip/exiu: Fix the index of fwspec for IRQ type

Since fwspec->param_count of ACPI node is two, the index of IRQ type
in fwspec->param[] should be 1 rather than 2.

Fixes: 3d090a36c8c8 ("irqchip/exiu: Implement ACPI support")
Signed-off-by: Chen Baozi <chenbaozi@phytium.com.cn>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20201117032015.11805-1-cbz@baozis.org
Cc: stable@vger.kernel.org
---
 drivers/irqchip/irq-sni-exiu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-sni-exiu.c b/drivers/irqchip/irq-sni-exiu.c
index 1d02762..abd011f 100644
--- a/drivers/irqchip/irq-sni-exiu.c
+++ b/drivers/irqchip/irq-sni-exiu.c
@@ -136,7 +136,7 @@ static int exiu_domain_translate(struct irq_domain *domain,
 		if (fwspec->param_count != 2)
 			return -EINVAL;
 		*hwirq = fwspec->param[0];
-		*type = fwspec->param[2] & IRQ_TYPE_SENSE_MASK;
+		*type = fwspec->param[1] & IRQ_TYPE_SENSE_MASK;
 	}
 	return 0;
 }