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=-6.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,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 09345C43381 for ; Fri, 15 Mar 2019 20:49:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C8D9E218A1 for ; Fri, 15 Mar 2019 20:49:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="Av0o5wvq" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726832AbfCOUtj (ORCPT ); Fri, 15 Mar 2019 16:49:39 -0400 Received: from lelv0142.ext.ti.com ([198.47.23.249]:40702 "EHLO lelv0142.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725990AbfCOUtj (ORCPT ); Fri, 15 Mar 2019 16:49:39 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id x2FKnGwU106755; Fri, 15 Mar 2019 15:49:16 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1552682956; bh=SnkaexqRFSkgm12VGol7qyeN/Tpn2Nx2gpi6j2NTupw=; h=Subject:To:CC:References:From:Date:In-Reply-To; b=Av0o5wvq3W3VLW6+c2fB1T8QUcgs1ChPSLeV1bx52Jh6idykpUWEtDbVwSQH3qaRU zdOuE9AGo5iwodS3MK5kWwpoM8S82GlcCTIrh5Iuv54mFHsqObCFJUWTjSD5mdfu30 jE42TlVxblDshMPbkOdd4Por5rEIvL3ZURRRv1EI= Received: from DFLE111.ent.ti.com (dfle111.ent.ti.com [10.64.6.32]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x2FKnGBK011354 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 15 Mar 2019 15:49:16 -0500 Received: from DFLE104.ent.ti.com (10.64.6.25) by DFLE111.ent.ti.com (10.64.6.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Fri, 15 Mar 2019 15:49:15 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DFLE104.ent.ti.com (10.64.6.25) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1713.5 via Frontend Transport; Fri, 15 Mar 2019 15:49:15 -0500 Received: from [128.247.58.147] (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id x2FKnFeW027285; Fri, 15 Mar 2019 15:49:15 -0500 Subject: Re: [RFC][PATCH 1/5 v2] dma-buf: Add dma-buf heaps framework To: Laura Abbott , John Stultz , lkml CC: Benjamin Gaignard , Greg KH , Sumit Semwal , Liam Mark , Brian Starkey , Chenbo Feng , Alistair Strachan , References: <1551819273-640-1-git-send-email-john.stultz@linaro.org> <1551819273-640-2-git-send-email-john.stultz@linaro.org> From: "Andrew F. Davis" Message-ID: <786b46cd-d7fe-688f-ce00-24579d36c449@ti.com> Date: Fri, 15 Mar 2019 15:49:15 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 8bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 3/15/19 3:18 PM, Laura Abbott wrote: > On 3/5/19 12:54 PM, John Stultz wrote: >> +DMA-BUF HEAPS FRAMEWORK >> +M:    Laura Abbott >> +R:    Liam Mark >> +R:    Brian Starkey >> +R:    "Andrew F. Davis" >> +R:    John Stultz >> +S:    Maintained >> +L:    linux-media@vger.kernel.org >> +L:    dri-devel@lists.freedesktop.org >> +L:    linaro-mm-sig@lists.linaro.org  (moderated for non-subscribers) >> +F:    include/uapi/linux/dma-heap.h >> +F:    include/linux/dma-heap.h >> +F:    drivers/dma-buf/dma-heap.c >> +F:    drivers/dma-buf/heaps/* >> +T:    git git://anongit.freedesktop.org/drm/drm-misc > > So I talked about this with Sumit privately but I think > it might make sense to have me step down as maintainer when > this goes out of staging. I mostly worked on Ion at my > previous position and anything I do now is mostly a side > project. I still want to see it succeed which is why I > took on the maintainer role but I don't want to become blocking > for people who have a stronger vision about where this needs > to go (see also, I'm not working with this on a daily basis). > > If you just want someone to help review or take patches > to be pulled, I'm happy to do so but I'd hate to become > the bottleneck on getting things done for people who > are attempting to do real work. > We could consider this as an "ION inspired" framework, and treat it like an extension of DMA-BUF. In which case Sumit could become the default Maintainer if he's up for it. Andrew > Thanks, > Laura From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Andrew F. Davis" Subject: Re: [RFC][PATCH 1/5 v2] dma-buf: Add dma-buf heaps framework Date: Fri, 15 Mar 2019 15:49:15 -0500 Message-ID: <786b46cd-d7fe-688f-ce00-24579d36c449@ti.com> References: <1551819273-640-1-git-send-email-john.stultz@linaro.org> <1551819273-640-2-git-send-email-john.stultz@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) by gabe.freedesktop.org (Postfix) with ESMTPS id 76DB86E521 for ; Fri, 15 Mar 2019 20:49:23 +0000 (UTC) In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Laura Abbott , John Stultz , lkml Cc: Greg KH , Chenbo Feng , Alistair Strachan , Liam Mark , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gMy8xNS8xOSAzOjE4IFBNLCBMYXVyYSBBYmJvdHQgd3JvdGU6Cj4gT24gMy81LzE5IDEyOjU0 IFBNLCBKb2huIFN0dWx0eiB3cm90ZToKPj4gK0RNQS1CVUYgSEVBUFMgRlJBTUVXT1JLCj4+ICtN OsKgwqDCoCBMYXVyYSBBYmJvdHQ8bGFiYm90dEByZWRoYXQuY29tPgo+PiArUjrCoMKgwqAgTGlh bSBNYXJrPGxtYXJrQGNvZGVhdXJvcmEub3JnPgo+PiArUjrCoMKgwqAgQnJpYW4gU3RhcmtleTxC cmlhbi5TdGFya2V5QGFybS5jb20+Cj4+ICtSOsKgwqDCoCAiQW5kcmV3IEYuIERhdmlzIjxhZmRA dGkuY29tPgo+PiArUjrCoMKgwqAgSm9obiBTdHVsdHo8am9obi5zdHVsdHpAbGluYXJvLm9yZz4K Pj4gK1M6wqDCoMKgIE1haW50YWluZWQKPj4gK0w6wqDCoMKgIGxpbnV4LW1lZGlhQHZnZXIua2Vy bmVsLm9yZwo+PiArTDrCoMKgwqAgZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+PiAr TDrCoMKgwqAgbGluYXJvLW1tLXNpZ0BsaXN0cy5saW5hcm8ub3JnwqAgKG1vZGVyYXRlZCBmb3Ig bm9uLXN1YnNjcmliZXJzKQo+PiArRjrCoMKgwqAgaW5jbHVkZS91YXBpL2xpbnV4L2RtYS1oZWFw LmgKPj4gK0Y6wqDCoMKgIGluY2x1ZGUvbGludXgvZG1hLWhlYXAuaAo+PiArRjrCoMKgwqAgZHJp dmVycy9kbWEtYnVmL2RtYS1oZWFwLmMKPj4gK0Y6wqDCoMKgIGRyaXZlcnMvZG1hLWJ1Zi9oZWFw cy8qCj4+ICtUOsKgwqDCoCBnaXQgZ2l0Oi8vYW5vbmdpdC5mcmVlZGVza3RvcC5vcmcvZHJtL2Ry bS1taXNjCj4gCj4gU28gSSB0YWxrZWQgYWJvdXQgdGhpcyB3aXRoIFN1bWl0IHByaXZhdGVseSBi dXQgSSB0aGluawo+IGl0IG1pZ2h0IG1ha2Ugc2Vuc2UgdG8gaGF2ZSBtZSBzdGVwIGRvd24gYXMg bWFpbnRhaW5lciB3aGVuCj4gdGhpcyBnb2VzIG91dCBvZiBzdGFnaW5nLiBJIG1vc3RseSB3b3Jr ZWQgb24gSW9uIGF0IG15Cj4gcHJldmlvdXMgcG9zaXRpb24gYW5kIGFueXRoaW5nIEkgZG8gbm93 IGlzIG1vc3RseSBhIHNpZGUKPiBwcm9qZWN0LiBJIHN0aWxsIHdhbnQgdG8gc2VlIGl0IHN1Y2Nl ZWQgd2hpY2ggaXMgd2h5IEkKPiB0b29rIG9uIHRoZSBtYWludGFpbmVyIHJvbGUgYnV0IEkgZG9u J3Qgd2FudCB0byBiZWNvbWUgYmxvY2tpbmcKPiBmb3IgcGVvcGxlIHdobyBoYXZlIGEgc3Ryb25n ZXIgdmlzaW9uIGFib3V0IHdoZXJlIHRoaXMgbmVlZHMKPiB0byBnbyAoc2VlIGFsc28sIEknbSBu b3Qgd29ya2luZyB3aXRoIHRoaXMgb24gYSBkYWlseSBiYXNpcykuCj4gCj4gSWYgeW91IGp1c3Qg d2FudCBzb21lb25lIHRvIGhlbHAgcmV2aWV3IG9yIHRha2UgcGF0Y2hlcwo+IHRvIGJlIHB1bGxl ZCwgSSdtIGhhcHB5IHRvIGRvIHNvIGJ1dCBJJ2QgaGF0ZSB0byBiZWNvbWUKPiB0aGUgYm90dGxl bmVjayBvbiBnZXR0aW5nIHRoaW5ncyBkb25lIGZvciBwZW9wbGUgd2hvCj4gYXJlIGF0dGVtcHRp bmcgdG8gZG8gcmVhbCB3b3JrLgo+IAoKV2UgY291bGQgY29uc2lkZXIgdGhpcyBhcyBhbiAiSU9O IGluc3BpcmVkIiBmcmFtZXdvcmssIGFuZCB0cmVhdCBpdCBsaWtlCmFuIGV4dGVuc2lvbiBvZiBE TUEtQlVGLiBJbiB3aGljaCBjYXNlIFN1bWl0IGNvdWxkIGJlY29tZSB0aGUgZGVmYXVsdApNYWlu dGFpbmVyIGlmIGhlJ3MgdXAgZm9yIGl0LgoKQW5kcmV3Cgo+IFRoYW5rcywKPiBMYXVyYQpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFp bGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWw=