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Wed, 3 Apr 2019 15:41:20 +0000 (GMT) Subject: Re: [PATCH 2/7] da8xx-fb: pass struct device to DMA API functions To: Christoph Hellwig Cc: Russell King , x86@kernel.org, Sudip Mukherjee , linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org From: Bartlomiej Zolnierkiewicz Message-ID: Date: Wed, 3 Apr 2019 17:42:03 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 MIME-Version: 1.0 In-Reply-To: <20190321225235.30648-3-hch@lst.de> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA02Sa0hTYRjHe3cuOw4nZ9PwTa1wWEGUKRWcUqSbdepTFGHUusw8qOTUdtxK +5CFeNm8lLrCYWU61CmFLC+pqTnzljPxkihSBrMSaRappeYsj2eC337P//k/PBceApE2Yl5E dGwCo4pVxMhwEVrbsdC323fIKA+wp/lTQ3M/cMpU2S6gilqCKLNtGKOepRpRqiv7J0YNNhTi lEXfBKg3PfkINV9lww6J6MHhfoSuN3wU0uaKDJwe13UK6JfGO3TeSBmgG0eTcXrGvOU0cUEU HMHERGsY1Z6Qq6KogpZMLH4cuVVt0KHJIAvRAoKA5D7Ym3xSC0SElCwHsLJvScgHswBmTBU4 gxkAG+8+FWiBy2pFl8WE8IkyAGfbSpwuO4AN1sVVlzt5Ck5PtyAce5Ay+GWqF3AmhHwugGPm GsAlcPIgfJBWAbhBxGQITNff4GSU9IMGy1+MkzeS52GOdQcni0kJ7C6YQDl2IQPgu9ZSnGNk hd8WF2I8b4V19sLV4SA5IIQfqtOF/NTHYEfeHODZHU51Vjt1H9iTl4nyBS8AdKRPOqvrACzL W8Z5VxBs6+zHeD4M2+c6UP56bnDELuE7u8Hc2kfOo4pheqqUd2+HVaVV+Fovbb3JaaHhkk1+ H/ga1q1mWLeOYd06RQCpAJ6MmlVGMmxgLHPTn1UoWXVspP+1OKUZrLxUz3Lnr1dgbiDcAkgC yFzF85VGuRRTaNhEpQVAApF5iK05RXKpOEKRmMSo4q6o1DEMawHeBCrzFN/e8PmilIxUJDDX GSaeUa1lBYSLVzLI3vZYvujXxkgcB15HSU6UhIWqcVfvb3/iz443O+LsM17lurr3hWf+helN E3TPWO3vzdNZl0BxjK1rcnGsO+po6K7wyoWvreBe/3xTLquXPtzUXO6TdMT/kzXiieNcQf1p R8rY/u9C0lvvNiQ5nl8TXOOi2Rs+OqO7PJ2iqVaqZCgbpQjciahYxX9S6qNLTgMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrAIsWRmVeSWpSXmKPExsVy+t/xu7oKV5bEGMx6b2lx5et7NouVq48y WSzYb22x6fE1VouFbUtYLE70fWC1uLxrDpvFoal7GS0OnJ7CbPFjw2NWBy6Py9cuMnvsnHWX 3WPTqk42j/vdx5k8Ni+p95h8Yzmjx+6bDWwenzfJBXBE6dkU5ZeWpCpk5BeX2CpFG1oY6Rla WugZmVjqGRqbx1oZmSrp29mkpOZklqUW6dsl6GXM3N/DWnCfuWLLrG6WBsZe5i5GTg4JAROJ E4dWgtlCAksZJQ7/LOhi5ACKy0gcX18GUSIs8edaF1sXIxdQyWtGid0d3xhBEsICXhLv3u0H 6xURUJJ4+uosI0TRSkaJE5ens4M4zAJrmSTuT21jBaliE7CSmNi+ihFkA6+AnUTH1EKQMIuA isSsQ7/BSkQFIiRuPexgAbF5BQQlTs58AmZzChhInDq4jA3EZhbQk9hx/RcrhC0vsf3tHOYJ jIKzkLTMQlI2C0nZAkbmVYwiqaXFuem5xYZ6xYm5xaV56XrJ+bmbGIGxt+3Yz807GC9tDD7E KMDBqMTD+2P1khgh1sSy4srcQ4wSHMxKIrxn+hfECPGmJFZWpRblxxeV5qQWH2I0BXpiIrOU aHI+MC3klcQbmhqaW1gamhubG5tZKInznjeojBISSE8sSc1OTS1ILYLpY+LglGpgXFiRca2q VujbBcOw1y1ptitqS19bq2zxZk4LbTGL+CRw9WdKnc9Ks/+/Pto76aU1ZbwN/vhVdnaDg9Hr SsWI/isRUtnPmfKcTk7Mypj1XGf/lhPvZQ3n8DQzejKveK8ieHm75psbSuevp8/UbfI7bl56 cstv+/O13pxBC0LOK37KrlveGZChxFKckWioxVxUnAgAccdjRdMCAAA= X-CMS-MailID: 20190403154121eucas1p19fe2435950e3cfbc9a9edbcea43a7c7c X-Msg-Generator: CA X-RootMTR: 20190321225309epcas1p311c1b22b7f1a15815765ffa12217f740 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20190321225309epcas1p311c1b22b7f1a15815765ffa12217f740 References: <20190321225235.30648-1-hch@lst.de> <20190321225235.30648-3-hch@lst.de> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/21/2019 11:52 PM, Christoph Hellwig wrote: > The DMA API generally relies on a struct device to work properly, and > only barely works without one for legacy reasons. Pass the easily > available struct device from the platform_device to remedy this. > > Signed-off-by: Christoph Hellwig Acked-by: Bartlomiej Zolnierkiewicz Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bartlomiej Zolnierkiewicz Date: Wed, 03 Apr 2019 15:42:03 +0000 Subject: Re: [PATCH 2/7] da8xx-fb: pass struct device to DMA API functions Message-Id: List-Id: References: <20190321225235.30648-1-hch@lst.de> <20190321225235.30648-3-hch@lst.de> In-Reply-To: <20190321225235.30648-3-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Christoph Hellwig Cc: Russell King , x86@kernel.org, Sudip Mukherjee , linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org On 03/21/2019 11:52 PM, Christoph Hellwig wrote: > The DMA API generally relies on a struct device to work properly, and > only barely works without one for legacy reasons. Pass the easily > available struct device from the platform_device to remedy this. > > Signed-off-by: Christoph Hellwig Acked-by: Bartlomiej Zolnierkiewicz Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics 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=-4.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED 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 6B191C4360F for ; Wed, 3 Apr 2019 15:41:34 +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 330AC2054F for ; 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Wed, 3 Apr 2019 15:41:21 +0000 (GMT) Received: from eusmgms1.samsung.com (unknown [182.198.249.179]) by eusmtrp1.samsung.com (KnoxPortal) with ESMTP id 20190403154120eusmtrp176088ca5f32c73ea92c7626f1a7b5db6~SASVEnR5j2580625806eusmtrp1D; Wed, 3 Apr 2019 15:41:20 +0000 (GMT) X-AuditID: cbfec7f2-f13ff700000010ca-7a-5ca4d421ebb6 Received: from eusmtip1.samsung.com ( [203.254.199.221]) by eusmgms1.samsung.com (EUCPMTA) with SMTP id D9.CE.04146.024D4AC5; Wed, 3 Apr 2019 16:41:20 +0100 (BST) Received: from [106.120.51.71] (unknown [106.120.51.71]) by eusmtip1.samsung.com (KnoxPortal) with ESMTPA id 20190403154120eusmtip1ff894b2cf985f08dded7849b0e02de9a~SASUpqfHP0741107411eusmtip1a; Wed, 3 Apr 2019 15:41:20 +0000 (GMT) Subject: Re: [PATCH 2/7] da8xx-fb: pass struct device to DMA API functions To: Christoph Hellwig From: Bartlomiej Zolnierkiewicz Message-ID: Date: Wed, 3 Apr 2019 17:42:03 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 MIME-Version: 1.0 In-Reply-To: <20190321225235.30648-3-hch@lst.de> X-Brightmail-Tracker: H4sIAAAAAAAAA02Sa0hTYRjHe3cuOw4nZ9PwTa1wWEGUKRWcUqSbdepTFGHUusw8qOTUdtxK +5CFeNm8lLrCYWU61CmFLC+pqTnzljPxkihSBrMSaRappeYsj2eC337P//k/PBceApE2Yl5E dGwCo4pVxMhwEVrbsdC323fIKA+wp/lTQ3M/cMpU2S6gilqCKLNtGKOepRpRqiv7J0YNNhTi lEXfBKg3PfkINV9lww6J6MHhfoSuN3wU0uaKDJwe13UK6JfGO3TeSBmgG0eTcXrGvOU0cUEU HMHERGsY1Z6Qq6KogpZMLH4cuVVt0KHJIAvRAoKA5D7Ym3xSC0SElCwHsLJvScgHswBmTBU4 gxkAG+8+FWiBy2pFl8WE8IkyAGfbSpwuO4AN1sVVlzt5Ck5PtyAce5Ay+GWqF3AmhHwugGPm GsAlcPIgfJBWAbhBxGQITNff4GSU9IMGy1+MkzeS52GOdQcni0kJ7C6YQDl2IQPgu9ZSnGNk hd8WF2I8b4V19sLV4SA5IIQfqtOF/NTHYEfeHODZHU51Vjt1H9iTl4nyBS8AdKRPOqvrACzL W8Z5VxBs6+zHeD4M2+c6UP56bnDELuE7u8Hc2kfOo4pheqqUd2+HVaVV+Fovbb3JaaHhkk1+ H/ga1q1mWLeOYd06RQCpAJ6MmlVGMmxgLHPTn1UoWXVspP+1OKUZrLxUz3Lnr1dgbiDcAkgC yFzF85VGuRRTaNhEpQVAApF5iK05RXKpOEKRmMSo4q6o1DEMawHeBCrzFN/e8PmilIxUJDDX GSaeUa1lBYSLVzLI3vZYvujXxkgcB15HSU6UhIWqcVfvb3/iz443O+LsM17lurr3hWf+helN E3TPWO3vzdNZl0BxjK1rcnGsO+po6K7wyoWvreBe/3xTLquXPtzUXO6TdMT/kzXiieNcQf1p R8rY/u9C0lvvNiQ5nl8TXOOi2Rs+OqO7PJ2iqVaqZCgbpQjciahYxX9S6qNLTgMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrAIsWRmVeSWpSXmKPExsVy+t/xu7oKV5bEGMx6b2lx5et7NouVq48y WSzYb22x6fE1VouFbUtYLE70fWC1uLxrDpvFoal7GS0OnJ7CbPFjw2NWBy6Py9cuMnvsnHWX 3WPTqk42j/vdx5k8Ni+p95h8Yzmjx+6bDWwenzfJBXBE6dkU5ZeWpCpk5BeX2CpFG1oY6Rla WugZmVjqGRqbx1oZmSrp29mkpOZklqUW6dsl6GXM3N/DWnCfuWLLrG6WBsZe5i5GTg4JAROJ E4dWgtlCAksZJQ7/LOhi5ACKy0gcX18GUSIs8edaF1sXIxdQyWtGid0d3xhBEsICXhLv3u0H 6xURUJJ4+uosI0TRSkaJE5ens4M4zAJrmSTuT21jBaliE7CSmNi+ihFkA6+AnUTH1EKQMIuA isSsQ7/BSkQFIiRuPexgAbF5BQQlTs58AmZzChhInDq4jA3EZhbQk9hx/RcrhC0vsf3tHOYJ jIKzkLTMQlI2C0nZAkbmVYwiqaXFuem5xYZ6xYm5xaV56XrJ+bmbGIGxt+3Yz807GC9tDD7E KMDBqMTD+2P1khgh1sSy4srcQ4wSHMxKIrxn+hfECPGmJFZWpRblxxeV5qQWH2I0BXpiIrOU aHI+MC3klcQbmhqaW1gamhubG5tZKInznjeojBISSE8sSc1OTS1ILYLpY+LglGpgXFiRca2q VujbBcOw1y1ptitqS19bq2zxZk4LbTGL+CRw9WdKnc9Ks/+/Pto76aU1ZbwN/vhVdnaDg9Hr SsWI/isRUtnPmfKcTk7Mypj1XGf/lhPvZQ3n8DQzejKveK8ieHm75psbSuevp8/UbfI7bl56 cstv+/O13pxBC0LOK37KrlveGZChxFKckWioxVxUnAgAccdjRdMCAAA= X-CMS-MailID: 20190403154121eucas1p19fe2435950e3cfbc9a9edbcea43a7c7c X-Msg-Generator: CA X-RootMTR: 20190321225309epcas1p311c1b22b7f1a15815765ffa12217f740 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20190321225309epcas1p311c1b22b7f1a15815765ffa12217f740 References: <20190321225235.30648-1-hch@lst.de> <20190321225235.30648-3-hch@lst.de> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190403_084125_578021_86266FE6 X-CRM114-Status: GOOD ( 12.88 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-fbdev@vger.kernel.org, linux-doc@vger.kernel.org, x86@kernel.org, Russell King , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Sudip Mukherjee , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 03/21/2019 11:52 PM, Christoph Hellwig wrote: > The DMA API generally relies on a struct device to work properly, and > only barely works without one for legacy reasons. Pass the easily > available struct device from the platform_device to remedy this. > > Signed-off-by: Christoph Hellwig Acked-by: Bartlomiej Zolnierkiewicz Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel