From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: dmaengine: rcar-dmac: Update copyright information From: Vinod Koul Message-Id: <20190426115343.GY28103@vkoul-mobl> Date: Fri, 26 Apr 2019 17:23:43 +0530 To: Yoshihiro Shimoda Cc: Geert Uytterhoeven , Niklas =?iso-8859-1?Q?S=F6derlund?= , Simon Horman , "dmaengine@vger.kernel.org" , Linux-Renesas , HIROYUKI YOKOYAMA List-ID: T24gMjUtMDQtMTksIDAzOjUyLCBZb3NoaWhpcm8gU2hpbW9kYSB3cm90ZToKPiBIaSBHZWVydC1z YW4sCj4gCj4gPiBGcm9tOiBHZWVydCBVeXR0ZXJob2V2ZW4sIFNlbnQ6IFdlZG5lc2RheSwgQXBy aWwgMjQsIDIwMTkgOToyMiBQTQo+ID4gCj4gPiBIaSBOaWtsYXMsIFNoaW1vZGEtc2FuLAo+ID4g Cj4gPiBPbiBUaHUsIEFwciAxMSwgMjAxOSBhdCA1OjE4IFBNIE5pa2xhcyBTw7ZkZXJsdW5kCj4g PiA8bmlrbGFzLnNvZGVybHVuZEByYWduYXRlY2guc2U+IHdyb3RlOgo+ID4gPiBPbiAyMDE5LTA0 LTExIDEwOjQ5OjM3ICswMjAwLCBTaW1vbiBIb3JtYW4gd3JvdGU6Cj4gPiA+ID4gT24gV2VkLCBB cHIgMTAsIDIwMTkgYXQgMDg6MjY6NTdQTSArMDIwMCwgTmlrbGFzIFPDtmRlcmx1bmQgd3JvdGU6 Cj4gPiA+ID4gTm90IHN0cmljdGx5IHJlbGF0ZWQsIGJ1dCBpcyBpdCBhcHByb3ByaWF0ZSB0bzoK PiA+ID4gPgo+ID4gPiA+IDEuIE1vdmUgdGhpcyBkcml2ZXIgYW5kIGRyaXZlcnMvZG1hL3NoL3Vz Yi1kbWFjLmMgdG8gZHJpdmVycy9kbWEvcmVuZXNhcy8KPiA+IAo+ID4gVGhhdCBtYXkgbWFrZSBz ZW5zZS4uLgo+ID4gCj4gPiA+ID4gMi4gUmVtb3ZlIGRyaXZlcnMvZG1hL3NoL3N1ZG1hYy5jIHdo aWNoIGFwcGVhcnMgdW51c2VkCj4gPiA+Cj4gPiA+IEkgbGV0IHNvbWVvbmUgd2l0aCBhIGJldHRl ciBncmFzcCBvZiBoaXN0b3J5IGFuc3dlciB0aGlzIG9uZS4gRnJvbSBteQo+ID4gPiBzaWRlIHJl bW92aW5nIGRyaXZlcnMgd2hpY2ggYXJlIHVudXNlZCBzZWVtcyBsaWtlIGEgZ29vZCBpZGVhIDot KQo+ID4gCj4gPiBUaGVyZSBzZWVtIHRvIGJlIHNvbWUgKGhhbGYtYmFrZWQ/KSBpbnRlcmFjdGlv biBiZXR3ZWVuIHN1ZG1hYy5jIGFuZAo+ID4gZHJpdmVycy91c2IvZ2FkZ2V0L3VkYy9yOGE2NjU5 Ny11ZGMuYyBhbmQgZHJpdmVycy91c2IvcmVuZXNhc191c2Jocy9maWZvLmMuCj4gPiBUaGVzZSBk b24ndCBzZWVtIHRvIGJlIHVzZWQgYXQgYWxsIG9uIFJlbmVzYXMgQVJNIHBsYXRmb3JtcywgYnV0 Cj4gPiBDT05GSUdfVVNCX1I4QTY2NTk3X0hDRCBpcyBlbmFibGVkIGluIHNobW9iaWxlX2RlZmNv bmZpZyBhbmQKPiA+IG11bHRpX3Y3X2RlZmNvbmZpZz8KPiA+IAo+ID4gU2hpbW9kYS1zYW46IGNh biB5b3UgcGxlYXNlIGVubGlnaHRlbiB1cz8KPiA+IFRoYW5rcyEKPiAKPiBTdXJlLgo+IAo+IC0g U0g0QSAvIHNoNzc1NyBoYXMgU1VETUFDLiAoYW55IG90aGVyIFJlbmVzYXMgQVJNIHBsYXRmb3Jt cyBkb24ndCBoYXZlIGl0KS4KPiAgIyBzaDc3NTcgaXMgbm90IHB1YmxpYyBwcm9kdWN0IHRob3Vn aC4uLgo+IC0gQXQgZmlyc3QsIEkgYWRkZWQgdGhpcyBTVURNQUMgc3VwcG9ydCBpbnRvIHI4YTY2 NTk3LXVkYy4KPiAtIEJ1dCwgb3VyIGRpcmVjdGlvbiBpcyBjaGFuZ2VkIGJ5IHNvbWUgcmVhc29u LiBTbywgd2UgdXNlIHJlbmVzYXNfdXNiaHMgZHJpdmVyIGFueXdheS4KPiAtIFRoZSByZW5lc2Fz X3VzYmhzIHN1cHBvcnRzIGRtYWVuZ2luZSwgc28gSSBhZGRlZCBkbWEvc2gvc3VkbWFjIGRyaXZl ci4KPiAtIEhvd2V2ZXIsIGZvciBzb21lIHJlYXNvbnMgKG1heWJlIEknbSBidXN5IGZvciBvdGhl ciBwcm9qZWN0cz8pLAo+ICAgSSBkaWRuJ3QgYWRkIHVzaW5nIHRoZSBzdWRtYWMgc3VwcG9ydCBp bnRvIGFyY2gvc2gva2VybmVsL2NwdS9zaDRhL3NldHVwLXNoNzc1Ny5jLgo+IC0gU28sIG5vIG9u ZSB1c2VzIGJvdGggcjhhNjY1OTctdWRjIGFuZCBzdWRtYWMgbm93Lgo+IAo+IEZyb20gMjAxMyAo YWRkZWQgdGhlIHN1ZG1hYyBkcml2ZXIpIHRvIG5vdywgc2luY2Ugbm8gb25lIGludGVncmF0ZWQg dGhlIHN1ZG1hYyBmb3Igc2g3NzU3LAo+IEkgdGhpbmsgd2UgY2FuIHJlbW92ZSB0aGUgZHJpdmVy LgoKQW5kIHdoZXJlIGlzIHRoZSByZW1vdmFsIHBhdGNoIDopCg== 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=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_PASS,T_DKIMWL_WL_HIGH,USER_AGENT_MUTT autolearn=unavailable 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 AD53BC43219 for ; Fri, 26 Apr 2019 11:53:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7E466208C3 for ; Fri, 26 Apr 2019 11:53:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556279630; bh=QY853IY9k74Ed/so1atOlKzBiqTXys6WIbsMjXz6wyg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=Bdqr2BndWMo54+fr3hJEQ2oU5DobQ0vvJ3EYqMfDn/H1W7T+1GoAiwJtWXExcqxEA xJHQXSvPQqQ2Nm/uow1HRyV+SztQuY67r/XC10x6dEx46quoWiNIdZRU+HWMe1B4JP 2hkw2pV2CA2fgioXVx2w6F0Nh41Dw9T3xEnu7RD0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725996AbfDZLxu (ORCPT ); Fri, 26 Apr 2019 07:53:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:45958 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725901AbfDZLxu (ORCPT ); Fri, 26 Apr 2019 07:53:50 -0400 Received: from localhost (unknown [171.76.113.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8EBA6206C1; Fri, 26 Apr 2019 11:53:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556279629; bh=QY853IY9k74Ed/so1atOlKzBiqTXys6WIbsMjXz6wyg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=kq0huFpc9iIFvcUfBI06TfwUhS48P1Y626LbtH5Feimvn1W+eL/0lUNAhqVJRQDDf acWpKGyG8raeCLpz8GCe5kfcKjOgfVWZpQYnveF/cf1rFbmgnXyQWg+PW67LnDLE24 o87iaiyHa3c7h/IkgXqurjtw6/I4HOlczvS8jSO4= Date: Fri, 26 Apr 2019 17:23:43 +0530 From: Vinod Koul To: Yoshihiro Shimoda Cc: Geert Uytterhoeven , Niklas =?iso-8859-1?Q?S=F6derlund?= , Simon Horman , "dmaengine@vger.kernel.org" , Linux-Renesas , HIROYUKI YOKOYAMA Subject: Re: [PATCH] dmaengine: rcar-dmac: Update copyright information Message-ID: <20190426115343.GY28103@vkoul-mobl> References: <20190410182657.23034-1-niklas.soderlund+renesas@ragnatech.se> <20190411084937.y5m6vzcwtkqqun7s@verge.net.au> <20190411151756.GC30887@bigcity.dyn.berto.se> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.11.3 (2019-02-01) Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org Message-ID: <20190426115343.dDMwWvKDsX4ID0TpKyL1XDaxioqC44BZXlazzo9BaxE@z> On 25-04-19, 03:52, Yoshihiro Shimoda wrote: > Hi Geert-san, > > > From: Geert Uytterhoeven, Sent: Wednesday, April 24, 2019 9:22 PM > > > > Hi Niklas, Shimoda-san, > > > > On Thu, Apr 11, 2019 at 5:18 PM Niklas Söderlund > > wrote: > > > On 2019-04-11 10:49:37 +0200, Simon Horman wrote: > > > > On Wed, Apr 10, 2019 at 08:26:57PM +0200, Niklas Söderlund wrote: > > > > Not strictly related, but is it appropriate to: > > > > > > > > 1. Move this driver and drivers/dma/sh/usb-dmac.c to drivers/dma/renesas/ > > > > That may make sense... > > > > > > 2. Remove drivers/dma/sh/sudmac.c which appears unused > > > > > > I let someone with a better grasp of history answer this one. From my > > > side removing drivers which are unused seems like a good idea :-) > > > > There seem to be some (half-baked?) interaction between sudmac.c and > > drivers/usb/gadget/udc/r8a66597-udc.c and drivers/usb/renesas_usbhs/fifo.c. > > These don't seem to be used at all on Renesas ARM platforms, but > > CONFIG_USB_R8A66597_HCD is enabled in shmobile_defconfig and > > multi_v7_defconfig? > > > > Shimoda-san: can you please enlighten us? > > Thanks! > > Sure. > > - SH4A / sh7757 has SUDMAC. (any other Renesas ARM platforms don't have it). > # sh7757 is not public product though... > - At first, I added this SUDMAC support into r8a66597-udc. > - But, our direction is changed by some reason. So, we use renesas_usbhs driver anyway. > - The renesas_usbhs supports dmaengine, so I added dma/sh/sudmac driver. > - However, for some reasons (maybe I'm busy for other projects?), > I didn't add using the sudmac support into arch/sh/kernel/cpu/sh4a/setup-sh7757.c. > - So, no one uses both r8a66597-udc and sudmac now. > > From 2013 (added the sudmac driver) to now, since no one integrated the sudmac for sh7757, > I think we can remove the driver. And where is the removal patch :) -- ~Vinod