From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: [PATCH 4/7] hwrng: omap3-rom - Initialize default quality to get data Date: Sat, 14 Sep 2019 14:02:57 -0700 Message-ID: <20190914210300.15836-5-tony@atomide.com> References: <20190914210300.15836-1-tony@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20190914210300.15836-1-tony@atomide.com> Sender: linux-kernel-owner@vger.kernel.org To: Matt Mackall , Herbert Xu , linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org Cc: linux-crypto@vger.kernel.org, Aaro Koskinen , Adam Ford , =?UTF-8?q?Pali=20Roh=C3=A1r?= , Sebastian Reichel , Tero Kristo , Rob Herring , devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org Similar to commit 62f95ae805fa ("hwrng: omap - Set default quality") we need to initialize the default quality for the RNG to be used. The symptoms of this problem is that doing hd /dev/random does not produce much data at all. Cc: Aaro Koskinen Cc: Adam Ford Cc: Pali Rohár Cc: Sebastian Reichel Cc: Tero Kristo Signed-off-by: Tony Lindgren --- drivers/char/hw_random/omap3-rom-rng.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/char/hw_random/omap3-rom-rng.c b/drivers/char/hw_random/omap3-rom-rng.c --- a/drivers/char/hw_random/omap3-rom-rng.c +++ b/drivers/char/hw_random/omap3-rom-rng.c @@ -88,6 +88,7 @@ static int omap3_rom_rng_read(struct hwrng *rng, void *data, size_t max, bool w) static struct hwrng omap3_rom_rng_ops = { .name = "omap3-rom", + .quality = 900, }; static int omap3_rom_rng_probe(struct platform_device *pdev) -- 2.23.0