u-boot/drivers/smem/smem-uclass.c

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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 2018 Ramon Fried <ramon.fried@gmail.com>
*/
#include <common.h>
#include <dm.h>
#include <smem.h>
int smem_alloc(struct udevice *dev, unsigned int host,
unsigned int item, size_t size)
{
struct smem_ops *ops = smem_get_ops(dev);
if (!ops->alloc)
return -ENOSYS;
return ops->alloc(host, item, size);
}
void *smem_get(struct udevice *dev, unsigned int host,
unsigned int item, size_t *size)
{
struct smem_ops *ops = smem_get_ops(dev);
if (!ops->get)
return NULL;
return ops->get(host, item, size);
}
int smem_get_free_space(struct udevice *dev, unsigned int host)
{
struct smem_ops *ops = smem_get_ops(dev);
if (!ops->get_free_space)
return -ENOSYS;
return ops->get_free_space(host);
}
UCLASS_DRIVER(smem) = {
.id = UCLASS_SMEM,
.name = "smem",
};