linux-kernel - [PATCH 08/11] devres: support addresses greater than an unsigned long via dev

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Message-Id: <1209599870-22919-8-git-send-email-gregkh@suse.de>
Date:	Wed, 30 Apr 2008 16:57:47 -0700
From:	Greg Kroah-Hartman <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org
Cc:	Kumar Gala <galak@...nel.crashing.org>,
	Tejun Heo <htejun@...il.com>, Jeff Garzik <jgarzik@...ox.com>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH 08/11] devres: support addresses greater than an unsigned long via dev_ioremap

From: Kumar Gala <galak@...nel.crashing.org>

Use a resource_size_t instead of unsigned long since some arch's are
capable of having ioremap deal with addresses greater than the size of a
unsigned long.

Signed-off-by: Kumar Gala <galak@...nel.crashing.org>
Cc: Tejun Heo <htejun@...il.com>
Cc: Jeff Garzik <jgarzik@...ox.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 include/linux/io.h |    4 ++--
 lib/devres.c       |    4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/linux/io.h b/include/linux/io.h
index e3b2dda..3a03a36 100644
--- a/include/linux/io.h
+++ b/include/linux/io.h
@@ -58,9 +58,9 @@ static inline void devm_ioport_unmap(struct device *dev, void __iomem *addr)
 }
 #endif
 
-void __iomem * devm_ioremap(struct device *dev, unsigned long offset,
+void __iomem *devm_ioremap(struct device *dev, resource_size_t offset,
 			    unsigned long size);
-void __iomem * devm_ioremap_nocache(struct device *dev, unsigned long offset,
+void __iomem *devm_ioremap_nocache(struct device *dev, resource_size_t offset,
 				    unsigned long size);
 void devm_iounmap(struct device *dev, void __iomem *addr);
 int check_signature(const volatile void __iomem *io_addr,
diff --git a/lib/devres.c b/lib/devres.c
index edc27a5..26c87c4 100644
--- a/lib/devres.c
+++ b/lib/devres.c
@@ -20,7 +20,7 @@ static int devm_ioremap_match(struct device *dev, void *res, void *match_data)
  *
  * Managed ioremap().  Map is automatically unmapped on driver detach.
  */
-void __iomem *devm_ioremap(struct device *dev, unsigned long offset,
+void __iomem *devm_ioremap(struct device *dev, resource_size_t offset,
 			   unsigned long size)
 {
 	void __iomem **ptr, *addr;
@@ -49,7 +49,7 @@ EXPORT_SYMBOL(devm_ioremap);
  * Managed ioremap_nocache().  Map is automatically unmapped on driver
  * detach.
  */
-void __iomem *devm_ioremap_nocache(struct device *dev, unsigned long offset,
+void __iomem *devm_ioremap_nocache(struct device *dev, resource_size_t offset,
 				   unsigned long size)
 {
 	void __iomem **ptr, *addr;
-- 
1.5.5.1

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