linux-kernel - [PATCH v3 3/4] irqchip: sun4i: Fix a comment about mask register initialization

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Message-Id: <1394733834-26839-4-git-send-email-hdegoede@redhat.com>
Date:	Thu, 13 Mar 2014 19:03:53 +0100
From:	Hans de Goede <hdegoede@...hat.com>
To:	Thomas Gleixner <tglx@...utronix.de>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:	linux-arm-kernel@...ts.infradead.org,
	devicetree <devicetree@...r.kernel.org>,
	linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com,
	Hans de Goede <hdegoede@...hat.com>
Subject: [PATCH v3 3/4] irqchip: sun4i: Fix a comment about mask register initialization

The comment was claiming that we were masking all irqs, while the code actually
*un*masks all of them.

Signed-off-by: Hans de Goede <hdegoede@...hat.com>
Acked-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
 drivers/irqchip/irq-sun4i.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-sun4i.c b/drivers/irqchip/irq-sun4i.c
index 5c25048..8a2fbee 100644
--- a/drivers/irqchip/irq-sun4i.c
+++ b/drivers/irqchip/irq-sun4i.c
@@ -109,7 +109,7 @@ static int __init sun4i_of_init(struct device_node *node,
 	writel(0, sun4i_irq_base + SUN4I_IRQ_ENABLE_REG(1));
 	writel(0, sun4i_irq_base + SUN4I_IRQ_ENABLE_REG(2));
 
-	/* Mask all the interrupts */
+	/* Unmask all the interrupts, ENABLE_REG(x) is used for masking */
 	writel(0, sun4i_irq_base + SUN4I_IRQ_MASK_REG(0));
 	writel(0, sun4i_irq_base + SUN4I_IRQ_MASK_REG(1));
 	writel(0, sun4i_irq_base + SUN4I_IRQ_MASK_REG(2));
-- 
1.9.0

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