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dm: devres: Add tests

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The devres functionality has very few users in U-Boot, but it still should
have tests. Add a few basic tests of the main functions.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2019-12-29 21:19:26 -07:00
parent dc12ebbbdb
commit 8d6320cc4d
4 changed files with 212 additions and 0 deletions
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20
include/dm/devres.h
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@@ -15,6 +15,17 @@
typedef void (*dr_release_t)(struct udevice *dev, void *res);
typedef int (*dr_match_t)(struct udevice *dev, void *res, void *match_data);
/**
* struct devres_stats - Information about devres allocations for a device
*
* @allocs: Number of allocations
* @total_size: Total size of allocations in bytes
*/
struct devres_stats {
int allocs;
int total_size;
};
#ifdef CONFIG_DEVRES
#ifdef CONFIG_DEBUG_DEVRES
@@ -189,6 +200,9 @@ static inline void *devm_kcalloc(struct udevice *dev,
*/
void devm_kfree(struct udevice *dev, void *ptr);
/* Get basic stats on allocations */
void devres_get_stats(const struct udevice *dev, struct devres_stats *stats);
#else /* ! CONFIG_DEVRES */
static inline void *devres_alloc(dr_release_t release, size_t size, gfp_t gfp)
@@ -265,5 +279,11 @@ static inline void devm_kfree(struct udevice *dev, void *ptr)
{
kfree(ptr);
}
static inline void devres_get_stats(const struct udevice *dev,
struct devres_stats *stats)
{
}
#endif /* DEVRES */
#endif /* _DM_DEVRES_H */