linux-kernel - [PATCH 1/3] Refactor msi/msix restore code Part1

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Date:	Wed, 24 Jul 2013 11:07:38 +0800
From:	Zhenzhong Duan <zhenzhong.duan@...cle.com>
To:	linux-pci@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	xen-devel <xen-devel@...ts.xen.org>
CC:	bhelgaas@...gle.com,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Feng Jin <joe.jin@...cle.com>,
	Sucheta Chakraborty <sucheta.chakraborty@...gic.com>
Subject: [PATCH 1/3] Refactor msi/msix restore code Part1

Move default_restore_msi_irqs down to reference some static function
msi_mask_irq and msix_mask_irq.

Tested-by: Sucheta Chakraborty <sucheta.chakraborty@...gic.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@...cle.com>
---
 drivers/pci/msi.c |   40 ++++++++++++++++++++--------------------
 1 files changed, 20 insertions(+), 20 deletions(-)

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index aca7578..87223ae 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -96,26 +96,6 @@ void default_teardown_msi_irqs(struct pci_dev *dev)
 # define HAVE_DEFAULT_MSI_RESTORE_IRQS
 #endif
 
-#ifdef HAVE_DEFAULT_MSI_RESTORE_IRQS
-void default_restore_msi_irqs(struct pci_dev *dev, int irq)
-{
-	struct msi_desc *entry;
-
-	entry = NULL;
-	if (dev->msix_enabled) {
-		list_for_each_entry(entry, &dev->msi_list, list) {
-			if (irq == entry->irq)
-				break;
-		}
-	} else if (dev->msi_enabled)  {
-		entry = irq_get_msi_desc(irq);
-	}
-
-	if (entry)
-		write_msi_msg(irq, &entry->msg);
-}
-#endif
-
 static void msi_set_enable(struct pci_dev *dev, int enable)
 {
 	u16 control;
@@ -233,6 +213,26 @@ void unmask_msi_irq(struct irq_data *data)
 
 #endif /* CONFIG_GENERIC_HARDIRQS */
 
+#ifdef HAVE_DEFAULT_MSI_RESTORE_IRQS
+void default_restore_msi_irqs(struct pci_dev *dev, int irq)
+{
+	struct msi_desc *entry;
+
+	entry = NULL;
+	if (dev->msix_enabled) {
+		list_for_each_entry(entry, &dev->msi_list, list) {
+			if (irq == entry->irq)
+				break;
+		}
+	} else if (dev->msi_enabled)  {
+		entry = irq_get_msi_desc(irq);
+	}
+
+	if (entry)
+		write_msi_msg(irq, &entry->msg);
+}
+#endif
+
 void __read_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
 {
 	BUG_ON(entry->dev->current_state != PCI_D0);
-- 
1.7.3

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