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Message-Id: <1420736772-11088-6-git-send-email-marc.zyngier@arm.com>
Date:	Thu,  8 Jan 2015 17:06:09 +0000
From:	Marc Zyngier <marc.zyngier@....com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Jiang Liu <jiang.liu@...ux.intel.com>
Cc:	<linux-arm-kernel@...ts.infradead.org>,
	<linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Yijing Wang <wangyijing@...wei.com>,
	Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>
Subject: [PATCH v2 5/8] PCI/MSI: Let pci_msi_get_domain use struct device's msi_domain

Now that we can easily find which MSI domain a PCI device is
using, use dev_get_msi_domain as a way to retrieve the information.

The original code is still used as a fallback.

Signed-off-by: Marc Zyngier <marc.zyngier@....com>
---
 drivers/pci/msi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index fd60806..003040b 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -41,7 +41,8 @@ static struct irq_domain *pci_msi_get_domain(struct pci_dev *dev)
 {
 	struct irq_domain *domain = NULL;
 
-	if (dev->bus->msi)
+	domain = dev_get_msi_domain(&dev->dev);
+	if (!domain && dev->bus->msi)
 		domain = dev->bus->msi->domain;
 	if (!domain)
 		domain = arch_get_pci_msi_domain(dev);
-- 
2.1.4

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