| // SPDX-License-Identifier: GPL-2.0+ |
| * Copyright (c) 2019, Linaro Limited |
| * dm_rng_read() - read a random number seed from the rng device |
| * @buffer: input buffer to put the read random seed into |
| * @size: number of bytes of random seed read |
| * Return: 0 if OK, -ve on error |
| int dm_rng_read(struct udevice *dev, void *buffer, size_t size); |
| /* struct dm_rng_ops - Operations for the hwrng uclass */ |
| * @read() - read a random number seed |
| * @data: input buffer to read the random seed |
| * @max: total number of bytes to read |
| * Return: 0 if OK, -ve on error |
| int (*read)(struct udevice *dev, void *data, size_t max); |