linux-kernel - [PATCH v3 1/6] iommu/rockchip: fix devm_{request,free}

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Message-Id: <1465992285-16187-2-git-send-email-zhengsq@rock-chips.com>
Date:	Wed, 15 Jun 2016 20:04:40 +0800
From:	Shunqian Zheng <zhengsq@...k-chips.com>
To:	joro@...tes.org, heiko@...ech.de, robh+dt@...nel.org,
	mark.rutland@....com, linux@...linux.org.uk,
	mark.yao@...k-chips.com, airlied@...ux.ie, tfiga@...gle.com,
	xxm@...k-chips.com
Cc:	linux-arm-kernel@...ts.infradead.org,
	iommu@...ts.linux-foundation.org, devicetree@...r.kernel.org,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	linux-rockchip@...ts.infradead.org,
	Shunqian Zheng <zhengsq@...k-chips.com>
Subject: [PATCH v3 1/6] iommu/rockchip: fix devm_{request,free}_irq parameter

From: Simon Xue <xxm@...k-chips.com>

Even though the iommu shares irq with its master, using the *dev of iommu
instead of master's *dev for devm_{request,free}_irq makes things clear.

Signed-off-by: Simon Xue <xxm@...k-chips.com>
Signed-off-by: Shunqian Zheng <zhengsq@...k-chips.com>
Reviewed-by: Tomasz Figa <tfiga@...omium.org>
---
 drivers/iommu/rockchip-iommu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index c7d6156..ec0ce62 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -807,7 +807,7 @@ static int rk_iommu_attach_device(struct iommu_domain *domain,
 
 	iommu->domain = domain;
 
-	ret = devm_request_irq(dev, iommu->irq, rk_iommu_irq,
+	ret = devm_request_irq(iommu->dev, iommu->irq, rk_iommu_irq,
 			       IRQF_SHARED, dev_name(dev), iommu);
 	if (ret)
 		return ret;
@@ -860,7 +860,7 @@ static void rk_iommu_detach_device(struct iommu_domain *domain,
 	}
 	rk_iommu_disable_stall(iommu);
 
-	devm_free_irq(dev, iommu->irq, iommu);
+	devm_free_irq(iommu->dev, iommu->irq, iommu);
 
 	iommu->domain = NULL;
 
-- 
1.9.1