linux-kernel - [tip:irq/core] irqchip/atmel-aic: Remove duplicate bit operation

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Date:	Mon, 8 Feb 2016 06:07:18 -0800
From:	tip-bot for Milo Kim <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	hpa@...or.com, mingo@...nel.org,
	boris.brezillon@...e-electrons.com, milo.kim@...com,
	jason@...edaemon.net, ludovic.desroches@...el.com,
	nicolas.ferre@...el.com, tglx@...utronix.de, marc.zyngier@....com,
	linux-kernel@...r.kernel.org
Subject: [tip:irq/core] irqchip/atmel-aic: Remove duplicate bit operation

Commit-ID:  4b5ce20b5429eb08ae0776962a4aff7f00017800
Gitweb:     http://git.kernel.org/tip/4b5ce20b5429eb08ae0776962a4aff7f00017800
Author:     Milo Kim <milo.kim@...com>
AuthorDate: Wed, 13 Jan 2016 16:19:52 +0900
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Mon, 8 Feb 2016 15:03:42 +0100

irqchip/atmel-aic: Remove duplicate bit operation

AIC5 priority value is updated twice -
in aic_common_set_priority() and when updating AT91_AIC5_SMR.
Variable, 'smr' has updated priority value (intspec[2]) in the first step,
so no need to update it again in the second step.

Signed-off-by: Milo Kim <milo.kim@...com>
Acked-by: Boris Brezillon <boris.brezillon@...e-electrons.com>
Cc: Jason Cooper <jason@...edaemon.net>
Cc: Marc Zyngier <marc.zyngier@....com>
Cc: Ludovic Desroches <ludovic.desroches@...el.com>
Cc: Nicholas Ferre <nicolas.ferre@...el.com>
Link: http://lkml.kernel.org/r/1452669592-3401-4-git-send-email-milo.kim@ti.com
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
 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 f36f426..4f0d068 100644
--- a/drivers/irqchip/irq-atmel-aic5.c
+++ b/drivers/irqchip/irq-atmel-aic5.c
@@ -273,7 +273,7 @@ static int aic5_irq_domain_xlate(struct irq_domain *d,
 	irq_reg_writel(bgc, *out_hwirq, AT91_AIC5_SSR);
 	smr = irq_reg_readl(bgc, AT91_AIC5_SMR);
 	aic_common_set_priority(intspec[2], &smr);
-	irq_reg_writel(bgc, intspec[2] | smr, AT91_AIC5_SMR);
+	irq_reg_writel(bgc, smr, AT91_AIC5_SMR);
 	irq_gc_unlock(bgc);
 
 	return ret;