From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BB7E7C433E8 for ; Mon, 27 Jul 2020 11:36:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A564D20714 for ; Mon, 27 Jul 2020 11:36:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726227AbgG0Lgp (ORCPT ); Mon, 27 Jul 2020 07:36:45 -0400 Received: from mailout06.rmx.de ([94.199.90.92]:35396 "EHLO mailout06.rmx.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726885AbgG0Lgp (ORCPT ); Mon, 27 Jul 2020 07:36:45 -0400 Received: from kdin01.retarus.com (kdin01.dmz1.retloc [172.19.17.48]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mailout06.rmx.de (Postfix) with ESMTPS id 4BFcNN3p71z9w11; Mon, 27 Jul 2020 13:03:00 +0200 (CEST) Received: from mta.arri.de (unknown [217.111.95.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by kdin01.retarus.com (Postfix) with ESMTPS id 4BFcLs4g65z2xDJ; Mon, 27 Jul 2020 13:01:41 +0200 (CEST) Received: from N95HX1G2.wgnetz.xx (192.168.54.121) by mta.arri.de (192.168.100.104) with Microsoft SMTP Server (TLS) id 14.3.408.0; Mon, 27 Jul 2020 12:59:47 +0200 From: Christian Eggers To: Rob Herring , Shawn Guo , "Sascha Hauer" CC: Christian Eggers , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Matt Mackall , Herbert Xu , Arnd Bergmann , "Greg Kroah-Hartman" , Martin Kaiser , PrasannaKumar Muralidharan , Anson Huang , , , , Subject: [PATCH 3/3] hwrng: imx-rngc - setup default RNG quality Date: Mon, 27 Jul 2020 12:57:16 +0200 Message-ID: <20200727105718.26225-4-ceggers@arri.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200727105718.26225-1-ceggers@arri.de> References: <20200727105718.26225-1-ceggers@arri.de> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [192.168.54.121] X-RMX-ID: 20200727-130145-4BFcLs4g65z2xDJ-0@kdin01 X-RMX-SOURCE: 217.111.95.66 Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org When hw_random device's quality is non-zero, it will automatically fill the kernel's entropy pool at boot. For this purpose, one conservative quality value is being picked up as the default value. Signed-off-by: Christian Eggers --- drivers/char/hw_random/imx-rngc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/char/hw_random/imx-rngc.c b/drivers/char/hw_random/imx-rngc.c index f9c5ddd0276b..a62ff78bd7ea 100644 --- a/drivers/char/hw_random/imx-rngc.c +++ b/drivers/char/hw_random/imx-rngc.c @@ -285,6 +285,7 @@ static int imx_rngc_probe(struct platform_device *pdev) rngc->rng.init = imx_rngc_init; rngc->rng.read = imx_rngc_read; rngc->rng.cleanup = imx_rngc_cleanup; + rngc->rng.quality = 900; rngc->dev = &pdev->dev; platform_set_drvdata(pdev, rngc); -- Christian Eggers Embedded software developer Arnold & Richter Cine Technik GmbH & Co. Betriebs KG Sitz: Muenchen - Registergericht: Amtsgericht Muenchen - Handelsregisternummer: HRA 57918 Persoenlich haftender Gesellschafter: Arnold & Richter Cine Technik GmbH Sitz: Muenchen - Registergericht: Amtsgericht Muenchen - Handelsregisternummer: HRB 54477 Geschaeftsfuehrer: Dr. Michael Neuhaeuser; Stephan Schenk; Walter Trauninger; Markus Zeiler