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 07FFFC433EF for ; Mon, 27 Jun 2022 07:12:07 +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: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-ID:References:In-Reply-To:Subject:Cc:To:From :Date:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=dvLuGcsYKMJIv5gilapli3c+N/LpVCG7WoHYvJCvoFk=; b=QDe2TwzS0wYTt/8oMb3pyaqFV/ ++husNlKRxXPYH5AUkUyRJks3gGIY7Glp0g+YLkK/tcxWGDHjNqF0pAqX5IZHSJwThZG3NNh3gtcz 5FeJfE8De1avb36aHZNK4qIEIQK3SoZ5u+oRP7yoATwbn9KYeoll+d85hR1CziVdi9s6Cjlq8+oEz rPdY9NGad9OWqe3q0WVQUpB17CgRXAMl7WYdOVhMFUuVundsTLbsJPIsSQN6NsR5/GKR1LcFa8Mmn yaMQjPxl8eWKnXKH1ElljsMDHrwq9LJg/uzQvJ2aBnsIYPo1Aays1Q2ytsMaC9SIXM5TXFTZJcJLr FaoO3IvQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o5iuZ-00GLBV-NP; Mon, 27 Jun 2022 07:11:55 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o5iuT-00GL9u-TH for linux-riscv@lists.infradead.org; Mon, 27 Jun 2022 07:11:54 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 40486611B5; Mon, 27 Jun 2022 07:11:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A1DDBC341C8; Mon, 27 Jun 2022 07:11:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1656313908; bh=3ZJgubkywmPCQXxuzIKF21Hw0LO/rSvHT701i/ePCy8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=uga18B0SlsewNvR4KCHLd4KdoS/UqNG7uKWUexXeEaQPQzn8y0r1XAkFc4u2YnSQf h2tElg1l0cEtEub5FgdKTOpBaWnAZi98Gf775BauWNgWnAwlntKJeorQlZIeZsfUM1 8hjaG9FyFH/TjSBaDhFaOoRn49MyJOlCg2ouCkC7xYfYVDNZB+w8F9pv+nHYGjyGDy 1MlDxIEJbyDTR43AZ4KBUTZPIvKfSXgFJdejDZi1W0lmltRR3U1CLhjD2RIJLYxSsW XwZkHfiNC1Nkm1RnyhMMbosD41t8t8So9XZIcKXf0fOJUvlZtZmlUDPATd1OH1ktf6 O4Th7Lu46laCw== Received: from disco-boy.misterjones.org ([51.254.78.96] helo=www.loen.fr) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1o5iuQ-003L1w-D5; Mon, 27 Jun 2022 08:11:46 +0100 MIME-Version: 1.0 Date: Mon, 27 Jun 2022 08:11:46 +0100 From: Marc Zyngier To: Samuel Holland Cc: Lad Prabhakar , Prabhakar , Sagar Kadam , Paul Walmsley , Palmer Dabbelt , linux-renesas-soc@vger.kernel.org, Guo Ren , Geert Uytterhoeven , Thomas Gleixner , Biju Das , Albert Ou , Krzysztof Kozlowski , Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: Re: [PATCH v1 2/3] irqchip/sifive-plic: Name the chip more generically In-Reply-To: <20220627051257.38543-3-samuel@sholland.org> References: <20220627051257.38543-1-samuel@sholland.org> <20220627051257.38543-3-samuel@sholland.org> User-Agent: Roundcube Webmail/1.4.13 Message-ID: <20511a05f39408c8ffbcc98923c4abd2@kernel.org> X-Sender: maz@kernel.org X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: samuel@sholland.org, prabhakar.mahadev-lad.rj@bp.renesas.com, prabhakar.csengg@gmail.com, sagar.kadam@sifive.com, paul.walmsley@sifive.com, palmer@dabbelt.com, linux-renesas-soc@vger.kernel.org, guoren@kernel.org, geert+renesas@glider.be, tglx@linutronix.de, biju.das.jz@bp.renesas.com, aou@eecs.berkeley.edu, krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220627_001150_035116_0B6F25FF X-CRM114-Status: GOOD ( 11.32 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 2022-06-27 06:12, Samuel Holland wrote: > The interface for SiFive's PLIC was adopted and clarified by RISC-V as > the standard PLIC interface. Now that several PLIC implementations by > different vendors share this same interface, it is somewhat misleading > to report "SiFive PLIC" to userspace, when no SiFive hardware may be > present. This is especially the case when some implementations are > subtly incompatible with the binding and behavior of the SiFive PLIC, > yet are similar enough to share a driver. Too late. This is ABI, and not changing, exactly because userspace sees it. M. -- Jazz is not dead. It just smells funny... _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv