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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EBB75C3DA42 for ; Wed, 17 Jul 2024 08:49:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=xIdnNIC/k5JmeuKxFTONiooLo4u44zf+z4u+nZxtTHw=; b=q7JlJCgRNd/L8uWJHGvmN8NzfG AYW4q/aK9UDliJbanVnJdHwxouWgEV6k1i0T2XUjev1Y1d7FNKaMA+Fhb7a8FQYrLNQGWXPto6vt2 gPy83zotM/zYmes8CPUs3Hsnu6rDKLs1mIVnOQh2g1bK8mRSD69WYXe/WTD6V5ecNjgEyJzpuB6A2 I76d2aXhQ6+h+v7jQLH1fTBKYKOO9597OUTFgcXrJdmVCWJpMn+MVfs60PyTNYbnQo/XSyxV6mcI0 u0GZemaRAa7VbqGKpWIHPM0A0Um/5TPVTtOx/F8A7IFQ92ogGoduXwdlb3k0fjnM1PzxiSAIgNawJ ra3LiCVQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sU0MG-0000000DCsK-12kw; Wed, 17 Jul 2024 08:49:56 +0000 Received: from out-173.mta0.migadu.com ([2001:41d0:1004:224b::ad]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sU0M1-0000000DCpw-1FZ5 for linux-rockchip@lists.infradead.org; Wed, 17 Jul 2024 08:49:43 +0000 X-Envelope-To: wens@kernel.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cknow.org; s=key1; t=1721206178; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=qMec0RSVrrCOY60WZ07lvNhotWl9ZVFZxdQtiWaXMoU=; b=s/a+qNtLaNbBJ6b0ufW2plGzprOpDNLRrc/VZDygSZfeQWrAI70bTWz4ocWns4a7HatSI+ X9BObrqXxaLaLVjf6gIXguiHZJMlImsi1/Ckb1csxxZU07Oz/TZuANfZAM8yzMSoRvaLta 16XUbBo0MQRJ9cVHZai7Haf8Q2PSTUEUmEhchMN6nlqcooZIixzzSHZnAC0Xn4aDUWE/tV LwG9mPROSfhi0dy4eOrjxKPahVY/jPOMyEMUSih2rjKTwc2cTOfUP6UMWYdkv8ZZD2ADJz Fba4ilfn2YC/Vc+BMp7FRNf6QgqVzb2SOHxogUNSaZOhYRECOf14kTbgtEMMIg== X-Envelope-To: daniel@makrotopia.org X-Envelope-To: linux-rockchip@lists.infradead.org X-Envelope-To: linux-arm-kernel@lists.infradead.org X-Envelope-To: robh@kernel.org X-Envelope-To: conor+dt@kernel.org X-Envelope-To: linux-kernel@vger.kernel.org X-Envelope-To: herbert@gondor.apana.org.au X-Envelope-To: martin@kaiser.cx X-Envelope-To: s.hauer@pengutronix.de X-Envelope-To: sebastian.reichel@collabora.com X-Envelope-To: ardb@kernel.org X-Envelope-To: ukleinek@debian.org X-Envelope-To: devicetree@vger.kernel.org X-Envelope-To: linux-crypto@vger.kernel.org X-Envelope-To: p.zabel@pengutronix.de X-Envelope-To: olivia@selenic.com X-Envelope-To: krzk+dt@kernel.org X-Envelope-To: dsimic@manjaro.org X-Envelope-To: aurelien@aurel32.net X-Envelope-To: heiko@sntech.de X-Envelope-To: linux.amoon@gmail.com X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Diederik de Haas To: wens@kernel.org Cc: Daniel Golle , linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Rob Herring , Conor Dooley , linux-kernel@vger.kernel.org, Herbert Xu , Martin Kaiser , Sascha Hauer , Sebastian Reichel , Ard Biesheuvel , Uwe =?ISO-8859-1?Q?Kleine=2DK=F6nig?= , devicetree@vger.kernel.org, linux-crypto@vger.kernel.org, Philipp Zabel , Olivia Mackall , Krzysztof Kozlowski , Dragan Simic , Aurelien Jarno , Heiko Stuebner , Anand Moon Subject: Re: [PATCH v7 0/3] hwrng: add hwrng support for Rockchip RK3568 Date: Wed, 17 Jul 2024 10:49:27 +0200 Message-ID: <1980864.2la4r23YhA@bagend> Organization: Connecting Knowledge In-Reply-To: References: <2451882.5D0I8gZW9r@bagend> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240717_014941_568004_50A4EA14 X-CRM114-Status: GOOD ( 12.05 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============1699677849549885174==" Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org --===============1699677849549885174== Content-Type: multipart/signed; boundary="nextPart7866392.9XRq9apFvr"; micalg="pgp-sha256"; protocol="application/pgp-signature" --nextPart7866392.9XRq9apFvr Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii"; protected-headers="v1" From: Diederik de Haas To: wens@kernel.org Date: Wed, 17 Jul 2024 10:49:27 +0200 Message-ID: <1980864.2la4r23YhA@bagend> Organization: Connecting Knowledge MIME-Version: 1.0 On Wednesday, 17 July 2024 10:38:40 CEST Chen-Yu Tsai wrote: > > On my Rock64('s) (RK3328) it doesn't work at all: > > > > ``` > > root@cs21:~# cat /dev/hwrng | rngtest -c 1000 > > rngtest 5 > > ... > > rngtest: starting FIPS tests... > > cat: /dev/hwrng: No such device > > rngtest: entropy source drained > > ``` > > RK3399 and RK3328 are covered by a different driver: > > https://lore.kernel.org/all/20230707115242.3411259-1-clabbe@baylibre.com/ > > And that patch says the TRNG on the RK3328 is utterly broken. Yeah, someone made me aware of that post and then ofc I had to see it for myself ;-) Cheers, Diederik --nextPart7866392.9XRq9apFvr Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. Content-Transfer-Encoding: 7Bit -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQT1sUPBYsyGmi4usy/XblvOeH7bbgUCZpeFlwAKCRDXblvOeH7b bshTAQDJFuCJl89JpyQiEgOZcFpEdKK4wKZJfTiMN7nEsW1nYQD+Jeal7PPYI8Ef wQuybNEyOBF1DlqrvTIOJCnuQl990wM= =2lk0 -----END PGP SIGNATURE----- --nextPart7866392.9XRq9apFvr-- --===============1699677849549885174== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip --===============1699677849549885174==--