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devres: Move devm_*_action*() APIs to devres.h

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We have a newly created header linux/device/devres.h that gathers
device managed APIs, so users won't need to include entire device.h
for only these ones. Move devm_*_action*() APIs to devres.h as well.

Reviewed-by: Raag Jadav <raag.jadav@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Zijun Hu <quic_zijuhu@quicinc.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20250220162238.2738038-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Andy Shevchenko 2025-02-20 18:20:26 +02:00 • committed by Bartosz Golaszewski
parent 0af2f6be1b
commit f5e5631df5
2 changed files with 39 additions and 38 deletions
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38
include/linux/device.h
View file

@ -281,44 +281,6 @@ int __must_check device_create_bin_file(struct device *dev,
void device_remove_bin_file(struct device *dev,
const struct bin_attribute *attr);
/* allows to add/remove a custom action to devres stack */
int devm_remove_action_nowarn(struct device *dev, void (*action)(void *), void *data);
/**
* devm_remove_action() - removes previously added custom action
* @dev: Device that owns the action
* @action: Function implementing the action
* @data: Pointer to data passed to @action implementation
*
* Removes instance of @action previously added by devm_add_action().
* Both action and data should match one of the existing entries.
*/
static inline
void devm_remove_action(struct device *dev, void (*action)(void *), void *data)
{
WARN_ON(devm_remove_action_nowarn(dev, action, data));
}
void devm_release_action(struct device *dev, void (*action)(void *), void *data);
int __devm_add_action(struct device *dev, void (*action)(void *), void *data, const char *name);
#define devm_add_action(dev, action, data) \
__devm_add_action(dev, action, data, #action)
static inline int __devm_add_action_or_reset(struct device *dev, void (*action)(void *),
void *data, const char *name)
{
int ret;
ret = __devm_add_action(dev, action, data, name);
if (ret)
action(data);
return ret;
}
#define devm_add_action_or_reset(dev, action, data) \
__devm_add_action_or_reset(dev, action, data, #action)
/**
* devm_alloc_percpu - Resource-managed alloc_percpu
* @dev: Device to allocate per-cpu memory for

39
include/linux/device/devres.h
View file

@ -8,6 +8,7 @@
#include <linux/overflow.h>
#include <linux/stdarg.h>
#include <linux/types.h>
#include <asm/bug.h>
struct device;
struct device_node;
@ -126,4 +127,42 @@ void __iomem *devm_of_iomap(struct device *dev, struct device_node *node, int in
#endif
/* allows to add/remove a custom action to devres stack */
int devm_remove_action_nowarn(struct device *dev, void (*action)(void *), void *data);
/**
* devm_remove_action() - removes previously added custom action
* @dev: Device that owns the action
* @action: Function implementing the action
* @data: Pointer to data passed to @action implementation
*
* Removes instance of @action previously added by devm_add_action().
* Both action and data should match one of the existing entries.
*/
static inline
void devm_remove_action(struct device *dev, void (*action)(void *), void *data)
{
WARN_ON(devm_remove_action_nowarn(dev, action, data));
}
void devm_release_action(struct device *dev, void (*action)(void *), void *data);
int __devm_add_action(struct device *dev, void (*action)(void *), void *data, const char *name);
#define devm_add_action(dev, action, data) \
__devm_add_action(dev, action, data, #action)
static inline int __devm_add_action_or_reset(struct device *dev, void (*action)(void *),
void *data, const char *name)
{
int ret;
ret = __devm_add_action(dev, action, data, name);
if (ret)
action(data);
return ret;
}
#define devm_add_action_or_reset(dev, action, data) \
__devm_add_action_or_reset(dev, action, data, #action)
#endif /* _DEVICE_DEVRES_H_ */