From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757461AbcILJid (ORCPT ); Mon, 12 Sep 2016 05:38:33 -0400 Received: from mailout3.w1.samsung.com ([210.118.77.13]:55367 "EHLO mailout3.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755177AbcILJib (ORCPT ); Mon, 12 Sep 2016 05:38:31 -0400 X-AuditID: cbfec7ef-f79e76d000005b57-61-57d67793fa86 Subject: Re: [GIT PULL 1/4] ARM: exynos: SoC/Mach for v4.9 To: Sam Van Den Berge Cc: Krzysztof Kozlowski , Arnd Bergmann , Krzysztof Kozlowski , Olof Johansson , Kevin Hilman , arm@kernel.org, Kukjin Kim , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Bartlomiej Zolnierkiewicz From: Sylwester Nawrocki Message-id: <9c7bb7bd-d347-03af-93c7-93534f43932d@samsung.com> Date: Mon, 12 Sep 2016 11:38:21 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-version: 1.0 In-reply-to: <20160908192434.GA609@sam-MacBookPro> Content-type: text/plain; charset=windows-1252 Content-transfer-encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrCKsWRmVeSWpSXmKPExsWy7djP87qTy6+FGzQ/1LA49mULm8XfScfY LTbOWM9q8fqFoUX/49fMFk83P2ayOH9+A7vFpsfXWC0u75rDZjHj/D4mi1PXP7NZrF6xntmB x+P3r0mMHptWdbJ5bF5S73HlRBOrR9+WVYweO39cZ/P4vEkugD2KyyYlNSezLLVI3y6BK+PS xcXMBStYKxYdn8zSwDifpYuRk0NCwETi9cYONghbTOLCvfVANheHkMAyRollu+azQzifGSXu XW2F65jfswNJ1Z/7LBDOc0aJnvnrWEGqhAWsJK7s2wBmiwB1nDy+nBGkiFlgIrPEvamX2UES bAKGEr1H+xhBbF4BO4nd93eBxVkEVCWeP1kDtIKDQ1QgQmL33VSIEkGJH5PvgV3BKWAksf7Z KrC7mQUMJGZMOcwEYctLbF7zlhlkl4TANXaJM/P3gc2REJCV2HSAGeIDF4mTk9YxQtjCEq+O b2GHsGUkOjsOMkH09jNKnFjTzAjhzGCUuNM+gQmiylri8PGLrBDb+CQmbZvODLGAV6KjTQii xENiS885qAWOEqfAjgOF0Hcmia2tF9gnMMrPQvLQLCRPzELyxAJG5lWMIqmlxbnpqcWGesWJ ucWleel6yfm5mxiBaen0v+PvdzA+bQ45xCjAwajEwxsQejVciDWxrLgy9xCjBAezkggvf9m1 cCHelMTKqtSi/Pii0pzU4kOM0hwsSuK8exdcCRcSSE8sSc1OTS1ILYLJMnFwSjUwtsxzUPSp LL6Y5MZssdb6e371i6s7tBz/SPy6vH1/utsDg0dz9Iy37m5bfWGh/5517jabGErl3unUHbeM VP7/Kf2q1cfTBluLJyxfW/3G/k3Rj48JSx5I/2C4khTOvM9tdZqSxqxy8zyJg/0XI8U4Mxla JFVb2atv8+9bGGNxwFT6aOiF3JOZSizFGYmGWsxFxYkA5/kNy0cDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrIIsWRmVeSWpSXmKPExsVy+t/xK7rJ5dfCDU495rE49mULm8XfScfY LTbOWM9q8fqFoUX/49fMFk83P2ayOH9+A7vFpsfXWC0u75rDZjHj/D4mi1PXP7NZrF6xntmB x+P3r0mMHptWdbJ5bF5S73HlRBOrR9+WVYweO39cZ/P4vEkugD3KzSYjNTEltUghNS85PyUz L91WKTTETddCSSEvMTfVVilC1zckSEmhLDGnFMgzMkADDs4B7sFK+nYJbhmXLi5mLljBWrHo +GSWBsb5LF2MnBwSAiYS83t2sEHYYhIX7q0Hs4UEljBKbHkt08XIBWQ/Z5TYc38pWIOwgJXE lX0bWEFsEaDmk8eXM0IULWaSuDLpBhOIwywwmVni4JfnTCBVbAKGEr1H+xhBbF4BO4nd93ex g9gsAqoSz5+sAVsnKhAhcWvVR6gaQYkfk++BbeMUMJJY/2wVUA0H0FA9ifsXtUDCzALyEpvX vGWewCgwC0nHLISqWUiqFjAyr2IUSS0tzk3PLTbUK07MLS7NS9dLzs/dxAiMzm3Hfm7ewXhp Y/AhRgEORiUe3oDQq+FCrIllxZW5hxglOJiVRHjbyq6FC/GmJFZWpRblxxeV5qQWH2I0BXph IrOUaHI+MHHklcQbmhiaWxoaGVtYmBsZKYnzlny4Ei4kkJ5YkpqdmlqQWgTTx8TBKdXAWHs+ pOI8q/a0Y0JXkgQbrGXuGnxqUpxRV5Cfcizh2/1nPyqqQ//qmR3aHsK40ujfaX2viXy58d3N hkd9ZrjwOq+uj71ht875dkr8tu3zuidF7Y1SdbTYklG9LexbqHh1hviNVn+9xuf8C5Rk1moe rPW9zu27aE5UTsqzIrHtir5+a5su/5FTYinOSDTUYi4qTgQAY0B5RuQCAAA= X-MTR: 20000000000000000@CPGS X-CMS-MailID: 20160912093826eucas1p1ac2f1f08b49026f456b52f507d0de9f4 X-Msg-Generator: CA X-Sender-IP: 182.198.249.179 X-Local-Sender: =?UTF-8?B?U3lsd2VzdGVyIE5hd3JvY2tpG1NSUE9MLUtlcm5lbCAoVFAp?= =?UTF-8?B?G+yCvOyEseyghOyekBtTZW5pb3IgU29mdHdhcmUgRW5naW5lZXI=?= X-Global-Sender: =?UTF-8?B?U3lsd2VzdGVyIE5hd3JvY2tpG1NSUE9MLUtlcm5lbCAoVFAp?= =?UTF-8?B?G1NhbXN1bmcgRWxlY3Ryb25pY3MbU2VuaW9yIFNvZnR3YXJlIEVuZ2luZWVy?= X-Sender-Code: =?UTF-8?B?QzEwG0VIURtDMTBDRDAyQ0QwMjczOTI=?= CMS-TYPE: 201P X-HopCount: 7 X-CMS-RootMailID: 20160912093826eucas1p1ac2f1f08b49026f456b52f507d0de9f4 X-RootMTR: 20160912093826eucas1p1ac2f1f08b49026f456b52f507d0de9f4 References: <1472548739-20050-1-git-send-email-k.kozlowski@samsung.com> <1472548739-20050-5-git-send-email-k.kozlowski@samsung.com> <5635206.ooNAZCeQOe@wuerfel> <20160902163244.GB5534@kozik-lap> <08dfc5c7-e844-023c-b5a8-9996dfb403ff@samsung.com> <20160908192434.GA609@sam-MacBookPro> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/08/2016 09:24 PM, Sam Van Den Berge wrote: > Thanks for the suggestion and apologies for the late response. Last couple of > days I've been figuring out what this would involve and I decided that I want > to give this a try. I found this patch series [1] that I'll use as an example. > If I understand it correctly, I'll need to create a dma_slave_map and > pass that via the platform data into the s3c24xx-dma driver. There I'll > need to fill in the filter_map of the dma slave device. Right? Yes, AFAIU that's what needs to be done. Subsequently, related DMA clients could be updated to not use dma_request_slave_channel_compat(). -- Thanks, Sylwester