LXR uboot/drivers/rng/rng-uclass.c

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * Copyright (c) 2019, Linaro Limited
   4 */
   5
   6#define LOG_CATEGORY UCLASS_RNG
   7
   8#include <common.h>
   9#include <dm.h>
  10#include <rng.h>
  11
  12int dm_rng_read(struct udevice *dev, void *buffer, size_t size)
  13{
  14        const struct dm_rng_ops *ops = device_get_ops(dev);
  15
  16        if (!ops->read)
  17                return -ENOSYS;
  18
  19        return ops->read(dev, buffer, size);
  20}
  21
  22UCLASS_DRIVER(rng) = {
  23        .name = "rng",
  24        .id = UCLASS_RNG,
  25};
  26