linux-kernel - [RFC Patch V1 07/12] sparc, PCI: Use helper functions to access fields in struct msi

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Message-Id: <1436428847-8886-8-git-send-email-jiang.liu@linux.intel.com>
Date:	Thu,  9 Jul 2015 16:00:42 +0800
From:	Jiang Liu <jiang.liu@...ux.intel.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Grant Likely <grant.likely@...aro.org>,
	Marc Zyngier <marc.zyngier@....com>,
	Stuart Yoder <stuart.yoder@...escale.com>,
	Yijing Wang <wangyijing@...wei.com>,
	Borislav Petkov <bp@...en8.de>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Snowberg <eric.snowberg@...cle.com>
Cc:	Jiang Liu <jiang.liu@...ux.intel.com>,
	Tony Luck <tony.luck@...el.com>, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	sparclinux@...r.kernel.org
Subject: [RFC Patch V1 07/12] sparc, PCI: Use helper functions to access fields in struct msi_desc

Use helper functions to access fields in struct msi_desc, so we could
easily refine struct msi_desc later.

Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>
---
 arch/sparc/kernel/pci.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index c928bc64b4ba..048b406d9e02 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -918,7 +918,7 @@ int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
 void arch_teardown_msi_irq(unsigned int irq)
 {
 	struct msi_desc *entry = irq_get_msi_desc(irq);
-	struct pci_dev *pdev = entry->dev;
+	struct pci_dev *pdev = msi_desc_to_pci_dev(entry);
 	struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller;
 
 	if (pbm->teardown_msi_irq)
-- 
1.7.10.4

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