From da8fc1511fc83f6ba2cf0e1e1feadbe1b9b58f4d Mon Sep 17 00:00:00 2001 From: John Crispin Date: Mon, 7 May 2018 12:07:32 +0200 Subject: mediatek: backport upstream mediatek patches Signed-off-by: John Crispin (cherry picked from commit 050da2107a7eb2a571a8a3d0cee21cc6a44b72b8) --- ...-hwrng-mediatek-Setup-default-RNG-quality.patch | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 target/linux/mediatek/patches-4.14/0197-hwrng-mediatek-Setup-default-RNG-quality.patch (limited to 'target/linux/mediatek/patches-4.14/0197-hwrng-mediatek-Setup-default-RNG-quality.patch') diff --git a/target/linux/mediatek/patches-4.14/0197-hwrng-mediatek-Setup-default-RNG-quality.patch b/target/linux/mediatek/patches-4.14/0197-hwrng-mediatek-Setup-default-RNG-quality.patch new file mode 100644 index 0000000000..a766169cc2 --- /dev/null +++ b/target/linux/mediatek/patches-4.14/0197-hwrng-mediatek-Setup-default-RNG-quality.patch @@ -0,0 +1,30 @@ +From cd4a7d700a148f89d599ebe53fd97dc64193683a Mon Sep 17 00:00:00 2001 +From: Sean Wang +Date: Wed, 10 Jan 2018 12:02:46 +0800 +Subject: [PATCH 197/224] 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 +Signed-off-by: Herbert Xu +--- + drivers/char/hw_random/mtk-rng.c | 1 + + 1 file changed, 1 insertion(+) + +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)) { +-- +2.11.0 + -- cgit v1.2.3