mtd.c
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/*
* Copyright (C) 2016 OTA keys S.A.
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup drivers_mtd
* @{
* @brief Low level Memory Technology Device interface
*
* Generic memory technology device interface
*
* @file
*
* @author Vincent Dupont <vincent@otakeys.com>
*/
#include <errno.h>
#include "mtd.h"
int mtd_init(mtd_dev_t *mtd)
{
if (!mtd || !mtd->driver) {
return -ENODEV;
}
if (mtd->driver->init) {
return mtd->driver->init(mtd);
}
else {
return -ENOTSUP;
}
}
int mtd_read(mtd_dev_t *mtd, void *dest, uint32_t addr, uint32_t count)
{
if (!mtd || !mtd->driver) {
return -ENODEV;
}
if (mtd->driver->read) {
return mtd->driver->read(mtd, dest, addr, count);
}
else {
return -ENOTSUP;
}
}
int mtd_write(mtd_dev_t *mtd, const void *src, uint32_t addr, uint32_t count)
{
if (!mtd || !mtd->driver) {
return -ENODEV;
}
if (mtd->driver->write) {
return mtd->driver->write(mtd, src, addr, count);
}
else {
return -ENOTSUP;
}
}
int mtd_erase(mtd_dev_t *mtd, uint32_t addr, uint32_t count)
{
if (!mtd || !mtd->driver) {
return -ENODEV;
}
if (mtd->driver->erase) {
return mtd->driver->erase(mtd, addr, count);
}
else {
return -ENOTSUP;
}
}
int mtd_power(mtd_dev_t *mtd, enum mtd_power_state power)
{
if (!mtd || !mtd->driver) {
return -ENODEV;
}
if (mtd->driver->power) {
return mtd->driver->power(mtd, power);
}
else {
return -ENOTSUP;
}
}
/** @} */