27 	struct hisi_trng *trng;  in hisi_trng_read()  local
32 	trng = container_of(rng, struct hisi_trng, rng);  in hisi_trng_read()
35 		ret = readl_poll_timeout(trng->base + HISI_TRNG_REG, val,  in hisi_trng_read()
58 	struct hisi_trng *trng;  in hisi_trng_probe()  local
61 	trng = devm_kzalloc(&pdev->dev, sizeof(*trng), GFP_KERNEL);  in hisi_trng_probe()
62 	if (!trng)  in hisi_trng_probe()
65 	trng->base = devm_platform_ioremap_resource(pdev, 0);  in hisi_trng_probe()
66 	if (IS_ERR(trng->base))  in hisi_trng_probe()
67 		return PTR_ERR(trng->base);  in hisi_trng_probe()
69 	trng->rng.name = pdev->name;  in hisi_trng_probe()
70 	trng->rng.read = hisi_trng_read;  in hisi_trng_probe()
71 	trng->rng.quality = HISI_TRNG_QUALITY;  in hisi_trng_probe()
73 	ret = devm_hwrng_register(&pdev->dev, &trng->rng);  in hisi_trng_probe()