From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from perceval.ideasonboard.com ([95.142.166.194]:46197 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755439Ab2DQA5H (ORCPT ); Mon, 16 Apr 2012 20:57:07 -0400 From: Laurent Pinchart To: Tomasz Stanislawski Cc: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, airlied@redhat.com, m.szyprowski@samsung.com, kyungmin.park@samsung.com, sumit.semwal@ti.com, daeinki@gmail.com, daniel.vetter@ffwll.ch, robdclark@gmail.com, pawel@osciak.com, linaro-mm-sig@lists.linaro.org, hverkuil@xs4all.nl, remi@remlab.net, subashrp@gmail.com, mchehab@redhat.com, Sumit Semwal Subject: Re: [PATCH v4 03/14] v4l: vb2: add support for shared buffer (dma_buf) Date: Tue, 17 Apr 2012 02:57:18 +0200 Message-ID: <1556146.8XimQ0z4g3@avalon> In-Reply-To: <1334332076-28489-4-git-send-email-t.stanislaws@samsung.com> References: <1334332076-28489-1-git-send-email-t.stanislaws@samsung.com> <1334332076-28489-4-git-send-email-t.stanislaws@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-media-owner@vger.kernel.org List-ID: Hi Tomasz, Thanks for the patch. On Friday 13 April 2012 17:47:45 Tomasz Stanislawski wrote: > From: Sumit Semwal > > This patch adds support for DMABUF memory type in videobuf2. It calls > relevant APIs of dma_buf for v4l reqbuf / qbuf / dqbuf operations. > > For this version, the support is for videobuf2 as a user of the shared > buffer; so the allocation of the buffer is done outside of V4L2. [A sample > allocator of dma-buf shared buffer is given at [1]] > > [1]: Rob Clark's DRM: > https://github.com/robclark/kernel-omap4/commits/drmplane-dmabuf > > Signed-off-by: Tomasz Stanislawski > [original work in the PoC for buffer sharing] > Signed-off-by: Sumit Semwal > Signed-off-by: Sumit Semwal Acked-by: Laurent Pinchart -- Regards, Laurent Pinchart