3  * Generic PowerPC 44x RNG driver
28 static int ppc4xx_trng_data_present(struct hwrng *rng, int wait)  in ppc4xx_trng_data_present()  argument
30 	struct crypto4xx_device *dev = (void *)rng->priv;  in ppc4xx_trng_data_present()
45 static int ppc4xx_trng_data_read(struct hwrng *rng, u32 *data)  in ppc4xx_trng_data_read()  argument
47 	struct crypto4xx_device *dev = (void *)rng->priv;  in ppc4xx_trng_data_read()
65 	{ .compatible = "ppc4xx-rng", },
66 	{ .compatible = "amcc,ppc460ex-rng", },
67 	{ .compatible = "amcc,ppc440epx-rng", },
75 	struct hwrng *rng = NULL;  in ppc4xx_trng_probe()  local
90 	rng = kzalloc(sizeof(*rng), GFP_KERNEL);  in ppc4xx_trng_probe()
91 	if (!rng)  in ppc4xx_trng_probe()
94 	rng->name = KBUILD_MODNAME;  in ppc4xx_trng_probe()
95 	rng->data_present = ppc4xx_trng_data_present;  in ppc4xx_trng_probe()
96 	rng->data_read = ppc4xx_trng_data_read;  in ppc4xx_trng_probe()
97 	rng->priv = (unsigned long) dev;  in ppc4xx_trng_probe()
98 	core_dev->trng = rng;  in ppc4xx_trng_probe()
112 	kfree(rng);  in ppc4xx_trng_probe()