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=-5.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 7ADADC433F5 for ; Wed, 15 Sep 2021 07:48:45 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 4B3EA60F92 for ; Wed, 15 Sep 2021 07:48:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 4B3EA60F92 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=a0/azd9+66BSNJ7yHC7Y9YeTvbo13BTCYBqIAJ9wVy8=; b=wpQNZff2bjtIiK tI8gRDEPgQiCq0Q5ywhuA4wafRYg90gadVCRhVVwiMrboY8Hg77hxLWnZY8FBtESdRb8hB3DJAEDr AQweha+jDSbb6NkwWlPpdlX1f7SIQ89fVa3AjdCYlAHmELI9DdX31QIawXeN74PmNheKPOvqbOI/Z ahECdO8W2obI/LTNnbn5sjHSB7CPTiB27bIMQG+ry+rXyxSf9QRbhbAs0OfgLqkbYB48bQNRbjZr4 kuJfXmKDDhUscRx7wrxNICRz9/l026J4zdlj3ZuOhCnCSATIXzQEbdfoK1WJgWcWZArd7S6fylngw El1H/VS9LoD2Mbv5UCIw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mQPeh-008L6y-S8; Wed, 15 Sep 2021 07:48:31 +0000 Received: from verein.lst.de ([213.95.11.211]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mQPef-008L5k-Av for linux-riscv@lists.infradead.org; Wed, 15 Sep 2021 07:48:30 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id 5A2A768B05; Wed, 15 Sep 2021 09:48:27 +0200 (CEST) Date: Wed, 15 Sep 2021 09:48:27 +0200 From: Christoph Hellwig To: guoren@kernel.org Cc: anup.patel@wdc.com, atish.patra@wdc.com, palmerdabbelt@google.com, christoph.muellner@vrull.eu, philipp.tomsich@vrull.eu, hch@lst.de, liush@allwinnertech.com, wefu@redhat.com, lazyparser@gmail.com, drew@beagleboard.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, taiten.peng@canonical.com, aniket.ponkshe@canonical.com, heinrich.schuchardt@canonical.com, gordan.markus@canonical.com, Guo Ren Subject: Re: [RFC PATCH V4 3/6] RISC-V: Support a new config option for non-coherent DMA Message-ID: <20210915074827.GC20024@lst.de> References: <20210911092139.79607-1-guoren@kernel.org> <20210911092139.79607-4-guoren@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210911092139.79607-4-guoren@kernel.org> User-Agent: Mutt/1.5.17 (2007-11-01) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210915_004829_571074_3B51BE0F X-CRM114-Status: UNSURE ( 9.04 ) X-CRM114-Notice: Please train this message. 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-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Sat, Sep 11, 2021 at 05:21:36PM +0800, guoren@kernel.org wrote: > + select DMA_GLOBAL_POOL > + select DMA_DIRECT_REMAP No need to select DMA_GLOBAL_POOL when DMA_DIRECT_REMAP is select. Also a patch just to add a option that is not selected and won't build if selected does not make sense. _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv