galak at kernel
Apr 28, 2008, 11:22 PM
Post #1 of 5
(1042 views)
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[PATCH] devres: support addresses greater than an unsigned long via dev_ioremap
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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 [at] kernel>
---
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..831f57c 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;
--
1.5.4.1
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