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iio: core: drop devm_iio_device_free() API call

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It's unused so far, so it can be removed. Also makes sense to remove it
to discourage weird uses of this call during review.

This is the last user of 'devm_iio_device_match()', so it can be removed as
well in this patch.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Alexandru Ardelean 2020-02-27 15:52:22 +02:00 committed by Jonathan Cameron
parent 666e4de43d
commit 66be392a48
3 changed files with 0 additions and 34 deletions
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1
Documentation/driver-api/driver-model/devres.rst
View File

@ -284,7 +284,6 @@ I2C
IIO
devm_iio_device_alloc()
devm_iio_device_free()
devm_iio_device_register()
devm_iio_kfifo_allocate()
devm_iio_kfifo_free()

31
drivers/iio/industrialio-core.c
View File

@ -1546,17 +1546,6 @@ static void devm_iio_device_release(struct device *dev, void *res)
iio_device_free(*(struct iio_dev **)res);
}
int devm_iio_device_match(struct device *dev, void *res, void *data)
{
struct iio_dev **r = res;
if (!r || !*r) {
WARN_ON(!r || !*r);
return 0;
}
return *r == data;
}
EXPORT_SYMBOL_GPL(devm_iio_device_match);
/**
* devm_iio_device_alloc - Resource-managed iio_device_alloc()
* @dev: Device to allocate iio_dev for
@ -1565,9 +1554,6 @@ EXPORT_SYMBOL_GPL(devm_iio_device_match);
* Managed iio_device_alloc. iio_dev allocated with this function is
* automatically freed on driver detach.
*
* If an iio_dev allocated with this function needs to be freed separately,
* devm_iio_device_free() must be used.
*
* RETURNS:
* Pointer to allocated iio_dev on success, NULL on failure.
*/
@ -1592,23 +1578,6 @@ struct iio_dev *devm_iio_device_alloc(struct device *dev, int sizeof_priv)
}
EXPORT_SYMBOL_GPL(devm_iio_device_alloc);
/**
* devm_iio_device_free - Resource-managed iio_device_free()
* @dev: Device this iio_dev belongs to
* @iio_dev: the iio_dev associated with the device
*
* Free iio_dev allocated with devm_iio_device_alloc().
*/
void devm_iio_device_free(struct device *dev, struct iio_dev *iio_dev)
{
int rc;
rc = devres_release(dev, devm_iio_device_release,
devm_iio_device_match, iio_dev);
WARN_ON(rc);
}
EXPORT_SYMBOL_GPL(devm_iio_device_free);
/**
* iio_chrdev_open() - chrdev file open for buffer access and ioctls
* @inode: Inode structure for identifying the device in the file system

2
include/linux/iio/iio.h
View File

@ -688,9 +688,7 @@ static inline struct iio_dev *iio_priv_to_dev(void *priv)
}
void iio_device_free(struct iio_dev *indio_dev);
int devm_iio_device_match(struct device *dev, void *res, void *data);
struct iio_dev *devm_iio_device_alloc(struct device *dev, int sizeof_priv);
void devm_iio_device_free(struct device *dev, struct iio_dev *indio_dev);
struct iio_trigger *devm_iio_trigger_alloc(struct device *dev,
const char *fmt, ...);
void devm_iio_trigger_free(struct device *dev, struct iio_trigger *iio_trig);