| H A D | meson-rng.c | 1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
26 int (*read)(struct hwrng *rng, void *buf, size_t max, bool wait);
31 struct hwrng rng; member
35 static int meson_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait) in meson_rng_read() argument
38 container_of(rng, struct meson_rng_data, rng); in meson_rng_read()
40 *(u32 *)buf = readl_relaxed(data->base + RNG_DATA); in meson_rng_read()
54 return -EBUSY; in meson_rng_wait_status()
59 static int meson_s4_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait) in meson_s4_rng_read() argument
62 container_of(rng, struct meson_rng_data, rng); in meson_s4_rng_read()
64 void __iomem *cfg_addr = data->base + RNG_S4_CFG; in meson_s4_rng_read()
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