linux-kernel - [RFC Part4 v1 12/17] PCI, MSI: Rename __write_msi_msg() as __pci_write_msi

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Date:	Sun,  9 Nov 2014 23:10:34 +0800
From:	Jiang Liu <jiang.liu@...ux.intel.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Randy Dunlap <rdunlap@...radead.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Borislav Petkov <bp@...en8.de>,
	Grant Likely <grant.likely@...aro.org>,
	Marc Zyngier <marc.zyngier@....com>,
	Yingjoe Chen <yingjoe.chen@...iatek.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	x86@...nel.org, Matthias Brugger <matthias.bgg@...il.com>,
	Jiang Liu <jiang.liu@...ux.intel.com>,
	Yijing Wang <wangyijing@...wei.com>,
	Alexander Gordeev <agordeev@...hat.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Tony Luck <tony.luck@...el.com>,
	Joerg Roedel <joro@...tes.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
	linux-acpi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	xen-devel@...ts.xenproject.org
Subject: [RFC Part4 v1 12/17] PCI, MSI: Rename __write_msi_msg() as __pci_write_msi_msg()

Rename __write_msi_msg() as __pci_write_msi_msg() to mark it as PCI
specific. Also define pci_write_msi_msg() as write_msi_msg() for easy
transition.

Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>
---
 arch/x86/pci/xen.c  |    2 +-
 drivers/pci/msi.c   |    9 ++++-----
 include/linux/msi.h |    3 ++-
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c
index a48ca2f8b93e..1cfbe32c4b1c 100644
--- a/arch/x86/pci/xen.c
+++ b/arch/x86/pci/xen.c
@@ -240,7 +240,7 @@ static int xen_hvm_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
 				goto error;
 			}
 			xen_msi_compose_msg(dev, pirq, &msg);
-			__write_msi_msg(msidesc, &msg);
+			__pci_write_msi_msg(msidesc, &msg);
 			dev_dbg(&dev->dev, "xen: msi bound to pirq=%d\n", pirq);
 		} else {
 			dev_dbg(&dev->dev,
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 6011dfb475a1..80be534df522 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -27,7 +27,6 @@ static int pci_msi_enable = 1;
 
 #define msix_table_size(flags)	((flags & PCI_MSIX_FLAGS_QSIZE) + 1)
 
-
 /* Arch hooks */
 
 int __weak arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc)
@@ -115,7 +114,7 @@ static void default_restore_msi_irq(struct pci_dev *dev, int irq)
 	}
 
 	if (entry)
-		__write_msi_msg(entry, &entry->msg);
+		__pci_write_msi_msg(entry, &entry->msg);
 }
 
 void __weak arch_restore_msi_irqs(struct pci_dev *dev)
@@ -273,7 +272,7 @@ void __pci_read_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
 	}
 }
 
-void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
+void __pci_write_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
 {
 	if (entry->dev->current_state != PCI_D0) {
 		/* Don't touch the hardware now */
@@ -314,7 +313,7 @@ void write_msi_msg(unsigned int irq, struct msi_msg *msg)
 {
 	struct msi_desc *entry = irq_get_msi_desc(irq);
 
-	__write_msi_msg(entry, msg);
+	__pci_write_msi_msg(entry, msg);
 }
 EXPORT_SYMBOL_GPL(write_msi_msg);
 
@@ -1085,7 +1084,7 @@ void pci_msi_write_msg(struct irq_data *irq_data, struct msi_msg *msg)
 	 * MSI message denotes a contiguous group of IRQs, written for 0th IRQ.
 	 */
 	if (desc->irq == irq_data->irq)
-		__write_msi_msg(desc, msg);
+		__pci_write_msi_msg(desc, msg);
 }
 
 /*
diff --git a/include/linux/msi.h b/include/linux/msi.h
index 4b0d070ff481..5639970db71d 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -62,8 +62,9 @@ void msi_domain_deactivate(struct irq_domain *domain,
 #ifdef CONFIG_PCI_MSI
 /* Helper functions */
 void __pci_read_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
-void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
+void __pci_write_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
 void write_msi_msg(unsigned int irq, struct msi_msg *msg);
+#define pci_write_msi_msg	write_msi_msg
 
 /*
  * The arch hooks to setup up msi irqs. Those functions are
-- 
1.7.10.4

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