From patchwork Tue Apr 10 13:10:44 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomasz Stanislawski X-Patchwork-Id: 7724 Return-Path: X-Original-To: patchwork@peony.canonical.com Delivered-To: patchwork@peony.canonical.com Received: from fiordland.canonical.com (fiordland.canonical.com [91.189.94.145]) by peony.canonical.com (Postfix) with ESMTP id 4271323E1D for ; Tue, 10 Apr 2012 13:11:25 +0000 (UTC) Received: from mail-iy0-f180.google.com (mail-iy0-f180.google.com [209.85.210.180]) by fiordland.canonical.com (Postfix) with ESMTP id 09FBEA18703 for ; Tue, 10 Apr 2012 13:11:24 +0000 (UTC) Received: by mail-iy0-f180.google.com with SMTP id e36so10265911iag.11 for ; Tue, 10 Apr 2012 06:11:24 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=x-forwarded-to:x-forwarded-for:delivered-to:received-spf:date:from :in-reply-to:to:message-id:mime-version:x-mailer:references:cc :subject:x-beenthere:x-mailman-version:precedence:list-id :list-unsubscribe:list-archive:list-post:list-help:list-subscribe :content-type:content-transfer-encoding:sender:errors-to :x-gm-message-state; bh=88rlDAMfFZnAjLYpao4iZRNczgxRQ0ZNkBZGMJmmOYo=; b=ElTnvd7W7oCJHr5RH7sD+bIE6z0f7aYjbbXIgVcRCYoZB/O/yWm+6P8yTCrLVm1OV8 6yfRcNmG26XnGvZ2rFEf2aXuW+ZyDIsHmAsRjI9DJeLZvTo41cuVMFsBTGtMux7R1oyY mScoRyY9YWd70L2l23SA3PV9i7sjerCeYbON0mUXNzfWRMmGsCz39A18TFZcM7fOZAVJ PkU5wJ4pcosXw7Wp3uGqImY+aEXewYnADUN0dwaQv2xpDyegFfS4gVWBd7vFsOqoYHGv MY4RGvrqcryCfdcUK7Xv/SJDWandHduBGjONOBOvRBXFSYxHj+FEBB6BP1LtTZGqWjLI X1qQ== Received: by 10.42.155.9 with SMTP id s9mr6571143icw.51.1334063484768; Tue, 10 Apr 2012 06:11:24 -0700 (PDT) X-Forwarded-To: linaro-patchwork@canonical.com X-Forwarded-For: patch@linaro.org linaro-patchwork@canonical.com Delivered-To: patches@linaro.org Received: by 10.231.164.217 with SMTP id f25csp20449iby; Tue, 10 Apr 2012 06:11:19 -0700 (PDT) Received: by 10.14.28.207 with SMTP id g55mr1338543eea.67.1334063473380; Tue, 10 Apr 2012 06:11:13 -0700 (PDT) Received: from mombin.canonical.com (mombin.canonical.com. [91.189.95.16]) by mx.google.com with ESMTP id g48si18219401wee.27.2012.04.10.06.10.58; Tue, 10 Apr 2012 06:11:13 -0700 (PDT) Received-SPF: neutral (google.com: 91.189.95.16 is neither permitted nor denied by best guess record for domain of linaro-mm-sig-bounces@lists.linaro.org) client-ip=91.189.95.16; Authentication-Results: mx.google.com; spf=neutral (google.com: 91.189.95.16 is neither permitted nor denied by best guess record for domain of linaro-mm-sig-bounces@lists.linaro.org) smtp.mail=linaro-mm-sig-bounces@lists.linaro.org Received: from localhost ([127.0.0.1] helo=mombin.canonical.com) by mombin.canonical.com with esmtp (Exim 4.71) (envelope-from ) id 1SHaqX-0004Rd-Hh; Tue, 10 Apr 2012 13:10:57 +0000 Received: from mailout1.w1.samsung.com ([210.118.77.11]) by mombin.canonical.com with esmtp (Exim 4.71) (envelope-from ) id 1SHaqT-0004PD-BO for linaro-mm-sig@lists.linaro.org; Tue, 10 Apr 2012 13:10:53 +0000 Received: from euspt2 (mailout1.w1.samsung.com [210.118.77.11]) by mailout1.w1.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTP id <0M2900LOJLWHUU@mailout1.w1.samsung.com> for linaro-mm-sig@lists.linaro.org; Tue, 10 Apr 2012 14:09:53 +0100 (BST) Received: from linux.samsung.com ([106.116.38.10]) by spt2.w1.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTPA id <0M2900G9KLY1GU@spt2.w1.samsung.com> for linaro-mm-sig@lists.linaro.org; Tue, 10 Apr 2012 14:10:49 +0100 (BST) Received: from mcdsrvbld02.digital.local (unknown [106.116.37.23]) by linux.samsung.com (Postfix) with ESMTP id F1D50270061; Tue, 10 Apr 2012 15:19:55 +0200 (CEST) Date: Tue, 10 Apr 2012 15:10:44 +0200 From: Tomasz Stanislawski In-reply-to: <1334063447-16824-1-git-send-email-t.stanislaws@samsung.com> To: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org Message-id: <1334063447-16824-11-git-send-email-t.stanislaws@samsung.com> MIME-version: 1.0 X-Mailer: git-send-email 1.7.9.1 References: <1334063447-16824-1-git-send-email-t.stanislaws@samsung.com> Cc: pawel@osciak.com, sumit.semwal@ti.com, mchehab@redhat.com, robdclark@gmail.com, linaro-mm-sig@lists.linaro.org, kyungmin.park@samsung.com, airlied@redhat.com Subject: [Linaro-mm-sig] [RFC 10/13] v4l: s5p-tv: mixer: support for dmabuf exporting X-BeenThere: linaro-mm-sig@lists.linaro.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: "Unified memory management interest group." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linaro-mm-sig-bounces@lists.linaro.org Errors-To: linaro-mm-sig-bounces@lists.linaro.org X-Gm-Message-State: ALoCoQnJqDJImrR+G/RzcYu3f8TjJycxONzOBYtSCvGti23wSjR7TvkLmbpIb5bqsTk7FVeAjS92 This patch enhances s5p-tv with support for DMABUF exporting via VIDIOC_EXPBUF ioctl. Signed-off-by: Tomasz Stanislawski Signed-off-by: Kyungmin Park --- drivers/media/video/s5p-tv/mixer_video.c | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/drivers/media/video/s5p-tv/mixer_video.c b/drivers/media/video/s5p-tv/mixer_video.c index 6b45d93..f08edbf 100644 --- a/drivers/media/video/s5p-tv/mixer_video.c +++ b/drivers/media/video/s5p-tv/mixer_video.c @@ -697,6 +697,15 @@ static int mxr_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p) return vb2_dqbuf(&layer->vb_queue, p, file->f_flags & O_NONBLOCK); } +static int mxr_expbuf(struct file *file, void *priv, + struct v4l2_exportbuffer *eb) +{ + struct mxr_layer *layer = video_drvdata(file); + + mxr_dbg(layer->mdev, "%s:%d\n", __func__, __LINE__); + return vb2_expbuf(&layer->vb_queue, eb); +} + static int mxr_streamon(struct file *file, void *priv, enum v4l2_buf_type i) { struct mxr_layer *layer = video_drvdata(file); @@ -724,6 +733,7 @@ static const struct v4l2_ioctl_ops mxr_ioctl_ops = { .vidioc_querybuf = mxr_querybuf, .vidioc_qbuf = mxr_qbuf, .vidioc_dqbuf = mxr_dqbuf, + .vidioc_expbuf = mxr_expbuf, /* Streaming control */ .vidioc_streamon = mxr_streamon, .vidioc_streamoff = mxr_streamoff,