Lines Matching refs:rng
33 #define to_mtk_rng(p) container_of(p, struct mtk_rng, rng)
38 struct hwrng rng;
41 static int mtk_rng_init(struct hwrng *rng)
43 struct mtk_rng *priv = to_mtk_rng(rng);
58 static void mtk_rng_cleanup(struct hwrng *rng)
60 struct mtk_rng *priv = to_mtk_rng(rng);
70 static bool mtk_rng_wait_ready(struct hwrng *rng, bool wait)
72 struct mtk_rng *priv = to_mtk_rng(rng);
83 static int mtk_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait)
85 struct mtk_rng *priv = to_mtk_rng(rng);
88 pm_runtime_get_sync((struct device *)priv->rng.priv);
91 if (!mtk_rng_wait_ready(rng, wait))
100 pm_runtime_mark_last_busy((struct device *)priv->rng.priv);
101 pm_runtime_put_sync_autosuspend((struct device *)priv->rng.priv);
115 priv->rng.name = pdev->name;
117 priv->rng.init = mtk_rng_init;
118 priv->rng.cleanup = mtk_rng_cleanup;
120 priv->rng.read = mtk_rng_read;
121 priv->rng.priv = (unsigned long)&pdev->dev;
122 priv->rng.quality = 900;
124 priv->clk = devm_clk_get(&pdev->dev, "rng");
135 ret = devm_hwrng_register(&pdev->dev, &priv->rng);
137 dev_err(&pdev->dev, "failed to register rng device: %d\n",
157 mtk_rng_cleanup(&priv->rng);
166 return mtk_rng_init(&priv->rng);
182 { .compatible = "mediatek,mt7623-rng" },