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-rw-r--r--include/linux/device.h128
1 files changed, 10 insertions, 118 deletions
diff --git a/include/linux/device.h b/include/linux/device.h
index 80a5b3268986..1655be8bda14 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -26,9 +26,9 @@
#include <linux/atomic.h>
#include <linux/uidgid.h>
#include <linux/gfp.h>
-#include <linux/overflow.h>
#include <linux/device/bus.h>
#include <linux/device/class.h>
+#include <linux/device/devres.h>
#include <linux/device/driver.h>
#include <linux/cleanup.h>
#include <asm/device.h>
@@ -281,123 +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);
-/* device resource management */
-typedef void (*dr_release_t)(struct device *dev, void *res);
-typedef int (*dr_match_t)(struct device *dev, void *res, void *match_data);
-
-void *__devres_alloc_node(dr_release_t release, size_t size, gfp_t gfp,
- int nid, const char *name) __malloc;
-#define devres_alloc(release, size, gfp) \
- __devres_alloc_node(release, size, gfp, NUMA_NO_NODE, #release)
-#define devres_alloc_node(release, size, gfp, nid) \
- __devres_alloc_node(release, size, gfp, nid, #release)
-
-void devres_for_each_res(struct device *dev, dr_release_t release,
- dr_match_t match, void *match_data,
- void (*fn)(struct device *, void *, void *),
- void *data);
-void devres_free(void *res);
-void devres_add(struct device *dev, void *res);
-void *devres_find(struct device *dev, dr_release_t release,
- dr_match_t match, void *match_data);
-void *devres_get(struct device *dev, void *new_res,
- dr_match_t match, void *match_data);
-void *devres_remove(struct device *dev, dr_release_t release,
- dr_match_t match, void *match_data);
-int devres_destroy(struct device *dev, dr_release_t release,
- dr_match_t match, void *match_data);
-int devres_release(struct device *dev, dr_release_t release,
- dr_match_t match, void *match_data);
-
-/* devres group */
-void * __must_check devres_open_group(struct device *dev, void *id, gfp_t gfp);
-void devres_close_group(struct device *dev, void *id);
-void devres_remove_group(struct device *dev, void *id);
-int devres_release_group(struct device *dev, void *id);
-
-/* managed devm_k.alloc/kfree for device drivers */
-void *devm_kmalloc(struct device *dev, size_t size, gfp_t gfp) __alloc_size(2);
-void *devm_krealloc(struct device *dev, void *ptr, size_t size,
- gfp_t gfp) __must_check __realloc_size(3);
-__printf(3, 0) char *devm_kvasprintf(struct device *dev, gfp_t gfp,
- const char *fmt, va_list ap) __malloc;
-__printf(3, 4) char *devm_kasprintf(struct device *dev, gfp_t gfp,
- const char *fmt, ...) __malloc;
-static inline void *devm_kzalloc(struct device *dev, size_t size, gfp_t gfp)
-{
- return devm_kmalloc(dev, size, gfp | __GFP_ZERO);
-}
-static inline void *devm_kmalloc_array(struct device *dev,
- size_t n, size_t size, gfp_t flags)
-{
- size_t bytes;
-
- if (unlikely(check_mul_overflow(n, size, &bytes)))
- return NULL;
-
- return devm_kmalloc(dev, bytes, flags);
-}
-static inline void *devm_kcalloc(struct device *dev,
- size_t n, size_t size, gfp_t flags)
-{
- return devm_kmalloc_array(dev, n, size, flags | __GFP_ZERO);
-}
-static inline __realloc_size(3, 4) void * __must_check
-devm_krealloc_array(struct device *dev, void *p, size_t new_n, size_t new_size, gfp_t flags)
-{
- size_t bytes;
-
- if (unlikely(check_mul_overflow(new_n, new_size, &bytes)))
- return NULL;
-
- return devm_krealloc(dev, p, bytes, flags);
-}
-
-void devm_kfree(struct device *dev, const void *p);
-char *devm_kstrdup(struct device *dev, const char *s, gfp_t gfp) __malloc;
-const char *devm_kstrdup_const(struct device *dev, const char *s, gfp_t gfp);
-void *devm_kmemdup(struct device *dev, const void *src, size_t len, gfp_t gfp)
- __realloc_size(3);
-
-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);
-
-#ifdef CONFIG_HAS_IOMEM
-void __iomem *devm_ioremap_resource(struct device *dev,
- const struct resource *res);
-void __iomem *devm_ioremap_resource_wc(struct device *dev,
- const struct resource *res);
-
-void __iomem *devm_of_iomap(struct device *dev,
- struct device_node *node, int index,
- resource_size_t *size);
-#else
-
-static inline
-void __iomem *devm_ioremap_resource(struct device *dev,
- const struct resource *res)
-{
- return ERR_PTR(-EINVAL);
-}
-
-static inline
-void __iomem *devm_ioremap_resource_wc(struct device *dev,
- const struct resource *res)
-{
- return ERR_PTR(-EINVAL);
-}
-
-static inline
-void __iomem *devm_of_iomap(struct device *dev,
- struct device_node *node, int index,
- resource_size_t *size)
-{
- return ERR_PTR(-EINVAL);
-}
-
-#endif
-
/* allows to add/remove a custom action to devres stack */
int devm_remove_action_nowarn(struct device *dev, void (*action)(void *), void *data);
@@ -1025,6 +908,15 @@ static inline bool dev_pm_test_driver_flags(struct device *dev, u32 flags)
return !!(dev->power.driver_flags & flags);
}
+static inline bool dev_pm_smart_suspend(struct device *dev)
+{
+#ifdef CONFIG_PM_SLEEP
+ return dev->power.smart_suspend;
+#else
+ return false;
+#endif
+}
+
static inline void device_lock(struct device *dev)
{
mutex_lock(&dev->mutex);