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=-2.1 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, USER_AGENT_MUTT autolearn=ham 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 40E0DECE560 for ; Mon, 17 Sep 2018 14:14:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BB5D1214C2 for ; Mon, 17 Sep 2018 14:14:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="jtN1bQJp" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BB5D1214C2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728730AbeIQTmM (ORCPT ); Mon, 17 Sep 2018 15:42:12 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:53962 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727021AbeIQTmL (ORCPT ); Mon, 17 Sep 2018 15:42:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=/ogqbR+H7CN/XFP0qv3r31Xp/vhh0gqnEvgUYywAQ7w=; b=jtN1bQJp0AYus5w9tSVTq6LIx PkOwkxWh+ba1Yv/TCSEYvwall1j6UYv/pKk9+4MRV1+McnDZp9o5R4j/cfufqg8gzgtAN/4XRCn8P nedtYi99JCpyfY640N/omS+8nWqiXxDjhCtoP5SPhhcZ7Ue79j+q/CnmqZxoLRkcylTeHhC6TF8ux I4bAYxnHPWdKk2fVc8Mw039xT6iGJXnt8KBsNEdmAgy7gPaXQb/m89gxQrIuvqAs93WstATKGcti5 sZFXFXjDj0s6GksohCxmMWp0bxyHqLBeDzlou3Mzp2pzpoGTuAyUnsqtQET4GIgnlTMiXWUz1QNWS W0lAShnrg==; Received: from hch by bombadil.infradead.org with local (Exim 4.90_1 #2 (Red Hat Linux)) id 1g1uIP-0001vR-41; Mon, 17 Sep 2018 14:14:37 +0000 Date: Mon, 17 Sep 2018 07:14:36 -0700 From: Christoph Hellwig To: Anup Patel Cc: Christoph Hellwig , Palmer Dabbelt , Jason Cooper , Marc Zyngier , Daniel Lezcano , "linux-kernel@vger.kernel.org List" , Atish Patra , Albert Ou , Palmer Dabbelt , Thomas Gleixner , linux-riscv@lists.infradead.org Subject: Re: [PATCH v2 3/5] irqchip: RISC-V Local Interrupt Controller Driver Message-ID: <20180917141436.GB2821@infradead.org> References: <20180910133902.GB21593@infradead.org> <20180910134915.GB30774@infradead.org> <20180910161328.GA13171@infradead.org> <20180910163543.GA13052@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.2 (2017-12-15) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 10, 2018 at 10:08:58PM +0530, Anup Patel wrote: > > They could in theory IFF someone actually get the use case through > > the riscv privileged spec working group. > > Their is no point in having each and every possible local interrupts > defined by RISC-V spec because some of these will be CPU > implementation specific in which case these local interrupts will > be described in platform specific DT passed to Linux. Again, to legally have implementation specific local interrupt types you'll first need to convice the spec to change the status for those fields from reserved to implementation specific.