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authorSean Wang <sean.wang@mediatek.com>2018-01-10 12:02:46 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2018-01-18 22:52:25 +1100
commit4565da7c3995a07eea54b5e4a79d2c06209c0c85 (patch)
tree1c8180ab9c81cb94ae1ae3ee3b58ca9b0efefd7d /drivers/char
parentbb6c8c467bce25ccd0c485b7c3214dde6b0bcb33 (diff)
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hwrng: mediatek - Setup default RNG quality
When hw_random device's quality is non-zero, it will automatically fill the kernel's entropy pool at boot. For the purpose, one conservative quality value is being picked up as the default value. Signed-off-by: Sean Wang <sean.wang@mediatek.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/hw_random/mtk-rng.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/hw_random/mtk-rng.c b/drivers/char/hw_random/mtk-rng.c
index 8da7bcf54105..7f99cd52b40e 100644
--- a/drivers/char/hw_random/mtk-rng.c
+++ b/drivers/char/hw_random/mtk-rng.c
@@ -135,6 +135,7 @@ static int mtk_rng_probe(struct platform_device *pdev)
#endif
priv->rng.read = mtk_rng_read;
priv->rng.priv = (unsigned long)&pdev->dev;
+ priv->rng.quality = 900;
priv->clk = devm_clk_get(&pdev->dev, "rng");
if (IS_ERR(priv->clk)) {