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siox: Provide a devm variant of siox_master_alloc()

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This allows to simplify siox master drivers in the next step.

Acked-by: Thorsten Scherer <t.scherer@eckelmann.de>
Link: https://lore.kernel.org/r/ad141dd22c7d95ad0bd347f257ce586e1afb22a4.1708328466.git.u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2024-02-19 08:46:30 +01:00
parent 2c12932b8e
commit 9ecfbf7053
2 changed files with 27 additions and 0 deletions
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25
drivers/siox/siox-core.c
View File

@ -707,6 +707,31 @@ struct siox_master *siox_master_alloc(struct device *dev,
}
EXPORT_SYMBOL_GPL(siox_master_alloc);
static void devm_siox_master_put(void *data)
{
struct siox_master *smaster = data;
siox_master_put(smaster);
}
struct siox_master *devm_siox_master_alloc(struct device *dev,
size_t size)
{
struct siox_master *smaster;
int ret;
smaster = siox_master_alloc(dev, size);
if (!smaster)
return NULL;
ret = devm_add_action_or_reset(dev, devm_siox_master_put, smaster);
if (ret)
return NULL;
return smaster;
}
EXPORT_SYMBOL_GPL(devm_siox_master_alloc);
int siox_master_register(struct siox_master *smaster)
{
int ret;

2
drivers/siox/siox.h
View File

@ -45,5 +45,7 @@ static inline void siox_master_put(struct siox_master *smaster)
put_device(&smaster->dev);
}
struct siox_master *devm_siox_master_alloc(struct device *dev, size_t size);
int siox_master_register(struct siox_master *smaster);
void siox_master_unregister(struct siox_master *smaster);