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devres: Move devm_alloc_percpu() and related to devres.h

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Move devm_alloc_percpu() and related to devres.h where it belongs.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20251111145046.997309-3-andriy.shevchenko@linux.intel.com
[ Fix minor typo in commit message. - Danilo ]
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
This commit is contained in:
Andy Shevchenko
2025-11-11 15:49:46 +01:00
committed by Danilo Krummrich
parent 4d24145a78
commit 0a75f3d90e
2 changed files with 17 additions and 18 deletions
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18
include/linux/device.h
View File

@@ -281,24 +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);
/**
* devm_alloc_percpu - Resource-managed alloc_percpu
* @dev: Device to allocate per-cpu memory for
* @type: Type to allocate per-cpu memory for
*
* Managed alloc_percpu. Per-cpu memory allocated with this function is
* automatically freed on driver detach.
*
* RETURNS:
* Pointer to allocated memory on success, NULL on failure.
*/
#define devm_alloc_percpu(dev, type) \
((typeof(type) __percpu *)__devm_alloc_percpu((dev), sizeof(type), \
__alignof__(type)))
void __percpu *__devm_alloc_percpu(struct device *dev, size_t size,
size_t align);
struct device_dma_parameters {
/*
* a low level driver may set these to teach IOMMU code about

17
include/linux/device/devres.h
View File

@@ -9,6 +9,7 @@
#include <linux/stdarg.h>
#include <linux/types.h>
#include <asm/bug.h>
#include <asm/percpu.h>
struct device;
struct device_node;
@@ -96,6 +97,22 @@ devm_kvasprintf(struct device *dev, gfp_t gfp, const char *fmt, va_list ap);
char * __printf(3, 4) __malloc
devm_kasprintf(struct device *dev, gfp_t gfp, const char *fmt, ...);
/**
* devm_alloc_percpu - Resource-managed alloc_percpu
* @dev: Device to allocate per-cpu memory for
* @type: Type to allocate per-cpu memory for
*
* Managed alloc_percpu. Per-cpu memory allocated with this function is
* automatically freed on driver detach.
*
* RETURNS:
* Pointer to allocated memory on success, NULL on failure.
*/
#define devm_alloc_percpu(dev, type) \
((typeof(type) __percpu *)__devm_alloc_percpu((dev), sizeof(type), __alignof__(type)))
void __percpu *__devm_alloc_percpu(struct device *dev, size_t size, size_t align);
unsigned long devm_get_free_pages(struct device *dev, gfp_t gfp_mask, unsigned int order);
void devm_free_pages(struct device *dev, unsigned long addr);