* [PATCH] lib: devres: devm_ioremap_resource() make res parameter const
@ 2019-04-26 15:57 Enrico Weigelt, metux IT consult
0 siblings, 0 replies; 3+ messages in thread
From: Enrico Weigelt, metux IT consult @ 2019-04-26 15:57 UTC (permalink / raw)
To: linux-kernel
devm_ioremap_resource() doesn't change the passed struct resource,
so it can be a const pointer.
Now, calls sites w/ fixed resources can declare them static.
(in some cases possibly even __initconst)
Signed-off-by: Enrico Weigelt <info@metux.net>
---
include/linux/device.h | 3 ++-
lib/devres.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/linux/device.h b/include/linux/device.h
index 4e6987e..d1a7d64 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -704,7 +704,8 @@ extern unsigned long devm_get_free_pages(struct device *dev,
gfp_t gfp_mask, unsigned int order);
extern void devm_free_pages(struct device *dev, unsigned long addr);
-void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res);
+void __iomem *devm_ioremap_resource(struct device *dev,
+ const struct resource *res);
void __iomem *devm_of_iomap(struct device *dev,
struct device_node *node, int index,
diff --git a/lib/devres.c b/lib/devres.c
index 69bed2f..6a0e9bd 100644
--- a/lib/devres.c
+++ b/lib/devres.c
@@ -131,7 +131,8 @@ void devm_iounmap(struct device *dev, void __iomem *addr)
* if (IS_ERR(base))
* return PTR_ERR(base);
*/
-void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res)
+void __iomem *devm_ioremap_resource(struct device *dev,
+ const struct resource *res)
{
resource_size_t size;
void __iomem *dest_ptr;
--
1.9.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [PATCH] lib: devres: devm_ioremap_resource() make res parameter const
@ 2019-06-17 20:15 Enrico Weigelt, metux IT consult
0 siblings, 0 replies; 3+ messages in thread
From: Enrico Weigelt, metux IT consult @ 2019-06-17 20:15 UTC (permalink / raw)
To: linux-kernel, kernel-janitors
devm_ioremap_resource() doesn't change the passed struct resource,
so it can be a const pointer.
Now, calls sites w/ fixed resources can declare them static.
(in some cases possibly even __initconst)
Signed-off-by: Enrico Weigelt <info@metux.net>
---
include/linux/device.h | 3 ++-
lib/devres.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/linux/device.h b/include/linux/device.h
index 848fc71..4a295e3 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -704,7 +704,8 @@ extern unsigned long devm_get_free_pages(struct device *dev,
gfp_t gfp_mask, unsigned int order);
extern void devm_free_pages(struct device *dev, unsigned long addr);
-void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res);
+void __iomem *devm_ioremap_resource(struct device *dev,
+ const struct resource *res);
void __iomem *devm_of_iomap(struct device *dev,
struct device_node *node, int index,
diff --git a/lib/devres.c b/lib/devres.c
index 69bed2f..6a0e9bd 100644
--- a/lib/devres.c
+++ b/lib/devres.c
@@ -131,7 +131,8 @@ void devm_iounmap(struct device *dev, void __iomem *addr)
* if (IS_ERR(base))
* return PTR_ERR(base);
*/
-void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res)
+void __iomem *devm_ioremap_resource(struct device *dev,
+ const struct resource *res)
{
resource_size_t size;
void __iomem *dest_ptr;
--
1.9.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [PATCH] lib: devres: devm_ioremap_resource() make res parameter const
@ 2019-03-08 10:58 Enrico Weigelt, metux IT consult
0 siblings, 0 replies; 3+ messages in thread
From: Enrico Weigelt, metux IT consult @ 2019-03-08 10:58 UTC (permalink / raw)
To: linux-kernel
devm_ioremap_resource() doesn't change the passed struct resource,
so it can be a const pointer.
Now, calls sites w/ fixed resources can declare them static.
(in some cases possibly even __initconst)
Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
---
include/linux/device.h | 3 ++-
lib/devres.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/linux/device.h b/include/linux/device.h
index 54b58610..c387901 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -706,7 +706,8 @@ extern unsigned long devm_get_free_pages(struct device *dev,
gfp_t gfp_mask, unsigned int order);
extern void devm_free_pages(struct device *dev, unsigned long addr);
-void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res);
+void __iomem *devm_ioremap_resource(struct device *dev,
+ const struct resource *res);
void __iomem *devm_of_iomap(struct device *dev,
struct device_node *node, int index,
diff --git a/lib/devres.c b/lib/devres.c
index 69bed2f..6a0e9bd 100644
--- a/lib/devres.c
+++ b/lib/devres.c
@@ -131,7 +131,8 @@ void devm_iounmap(struct device *dev, void __iomem *addr)
* if (IS_ERR(base))
* return PTR_ERR(base);
*/
-void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res)
+void __iomem *devm_ioremap_resource(struct device *dev,
+ const struct resource *res)
{
resource_size_t size;
void __iomem *dest_ptr;
--
1.9.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
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