[PATCH/RFC 01/16] platform: Make platform resources input parameters const

Geert Uytterhoeven
2009-04-18T18:52:27Z

Make the platform resources input parameters of platform_device_add_resources()
and platform_device_register_simple() const, as the resources are copied and
never modified.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/base/platform.c | 4 ++--
include/linux/platform_device.h | 6 ++++--
2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index b5b6c97..2c83e21 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -184,7 +184,7 @@ EXPORT_SYMBOL_GPL(platform_device_alloc);
* released.
*/
int platform_device_add_resources(struct platform_device *pdev,
- struct resource *res, unsigned int num)
+ const struct resource *res, unsigned int num)
{
struct resource *r;

@@ -379,7 +379,7 @@ EXPORT_SYMBOL_GPL(platform_device_unregister);
*/
struct platform_device *platform_device_register_simple(const char *name,
int id,
- struct resource *res,
+ const struct resource *res,
unsigned int num)
{
struct platform_device *pdev;
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h
index 72736fd..1391a5d 100644
--- a/include/linux/platform_device.h
+++ b/include/linux/platform_device.h
@@ -42,12 +42,14 @@ extern int platform_get_irq_byname(struct platform_device *, char *);
extern int platform_add_devices(struct platform_device **, int);

extern struct platform_device *platform_device_register_simple(const char *, int id,
- struct resource *, unsigned int);
+ const struct resource *, unsigned int);
extern struct platform_device *platform_device_register_data(struct device *,
const char *, int, const void *, size_t);

extern struct platform_device *platform_device_alloc(const char *name, int id);
-extern int platform_device_add_resources(struct platform_device *pdev, struct resource *res, unsigned int num);
+extern int platform_device_add_resources(struct platform_device *pdev,
+ const struct resource *res,
+ unsigned int num);
extern int platform_device_add_data(struct platform_device *pdev, const void *data, size_t size);
extern int platform_device_add(struct platform_device *pdev);
extern void platform_device_del(struct platform_device *pdev);
--
1.6.2.3