linux-kernel - [PATCH v4 19/19] PCI/MSI: Drop domain field from msi

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Message-Id: <1436962613-17359-20-git-send-email-marc.zyngier@arm.com>
Date:	Wed, 15 Jul 2015 13:16:53 +0100
From:	Marc Zyngier <marc.zyngier@....com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Jiang Liu <jiang.liu@...ux.intel.com>,
	Jason Cooper <jason@...edaemon.net>
Cc:	<linux-arm-kernel@...ts.infradead.org>,
	<linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Yijing Wang <wangyijing@...wei.com>,
	Ma Jun <majun258@...wei.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
	Duc Dang <dhdang@....com>
Subject: [PATCH v4 19/19] PCI/MSI: Drop domain field from msi_controller

The only three users of that field are not using the msi_controller
structure anymore, so drop it altogether.

Signed-off-by: Marc Zyngier <marc.zyngier@....com>
---
 drivers/pci/msi.c   | 2 --
 include/linux/msi.h | 3 ---
 2 files changed, 5 deletions(-)

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index c77fdaf..31bae50 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -42,8 +42,6 @@ static struct irq_domain *pci_msi_get_domain(struct pci_dev *dev)
 	struct irq_domain *domain = NULL;
 
 	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);
 
diff --git a/include/linux/msi.h b/include/linux/msi.h
index b55cf63..e29c31f 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -124,9 +124,6 @@ struct msi_controller {
 	struct device *dev;
 	struct device_node *of_node;
 	struct list_head list;
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
-	struct irq_domain *domain;
-#endif
 
 	int (*setup_irq)(struct msi_controller *chip, struct pci_dev *dev,
 			 struct msi_desc *desc);
-- 
2.1.4

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