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[2620:137:e000::1:20]) by mx.google.com with ESMTP id he7-20020a1709073d8700b0078d1e08f1e5si14661909ejc.919.2022.11.08.21.11.47; Tue, 08 Nov 2022 21:12:10 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=FHp4fncY; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229526AbiKIEaD (ORCPT + 93 others); Tue, 8 Nov 2022 23:30:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55058 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229463AbiKIEaA (ORCPT ); Tue, 8 Nov 2022 23:30:00 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0B5C9186D4 for ; Tue, 8 Nov 2022 20:30:00 -0800 (PST) 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 8BC566187F for ; Wed, 9 Nov 2022 04:29:59 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 58E48C433D6; Wed, 9 Nov 2022 04:29:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1667968198; bh=Y+wsi+hfHTwgv/jg3RZnAaB0QuEulD67yzWdyluHBfQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=FHp4fncYj/791czgAy7Zhx63V4mczDfCQWyPLPgCNVPnFGyUziNBdraBtGZnqT2jA x1BYpiHDh2hjMVd5HK6hyoq6bYlqc05HK1jlOnR4r+iRQ8XLUjQNPzhVURR4LS16yb Q7YPyvR7urHFnNXDVP8lWGYbEA65Z3MDyXj4DCM0BiG6UPXPtvh4dmZJPP9/tHJcaG euc2L3hSxKtQiO3zYnG9jjybTla2vxYlTLQ/YfKaa90jsRQFqE12ZAwG3HhSUX3D++ GBWlUBlV3DywOpR98WKA84TSwhmJC8Z/z7Yeeq5MgYQMe7p4zoMuNpxqSWSXPCNudn Pm/M7F8IYF/qg== Date: Wed, 9 Nov 2022 09:59:54 +0530 From: Vinod Koul To: Bard Liao Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, pierre-louis.bossart@linux.intel.com, bard.liao@intel.com Subject: Re: [PATCH 0/2] soundwire: cadence: remove dma_data Message-ID: References: <20221101023521.2384586-1-yung-chuan.liao@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221101023521.2384586-1-yung-chuan.liao@linux.intel.com> X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01-11-22, 10:35, Bard Liao wrote: > The use of dma_data is problematic for two reasons for the Cadence IP. > a) the dai runtime data has nothing to do with DMAs in existing solutions > b) we will use the dma_data for DMA-management in the future. We cannot > share two separate pieces of information with the same dma_data pointer. Applied, thanks -- ~Vinod