From patchwork Mon May 8 15:03:30 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sakari Ailus X-Patchwork-Id: 9716363 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 132DB6035D for ; Mon, 8 May 2017 15:05:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 074692094F for ; Mon, 8 May 2017 15:05:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F037D205F6; Mon, 8 May 2017 15:05:22 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id AEC65205F6 for ; Mon, 8 May 2017 15:05:22 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 54C5A6E26D; Mon, 8 May 2017 15:04:42 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 717916E259 for ; Mon, 8 May 2017 15:04:37 +0000 (UTC) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 May 2017 08:04:36 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos; i="5.38,309,1491289200"; d="scan'208"; a="1166154559" Received: from paasikivi.fi.intel.com ([10.237.72.42]) by fmsmga002.fm.intel.com with ESMTP; 08 May 2017 08:04:34 -0700 Received: from nauris.fi.intel.com (nauris.localdomain [192.168.240.2]) by paasikivi.fi.intel.com (Postfix) with ESMTP id 92F1521527; Mon, 8 May 2017 18:04:27 +0300 (EEST) Received: by nauris.fi.intel.com (Postfix, from userid 1000) id D399A201AF; Mon, 8 May 2017 18:03:32 +0300 (EEST) From: Sakari Ailus To: linux-media@vger.kernel.org Subject: [RFC v4 18/18] v4l: Use non-consistent DMA mappings for hardware that deserves it Date: Mon, 8 May 2017 18:03:30 +0300 Message-Id: <1494255810-12672-19-git-send-email-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1494255810-12672-1-git-send-email-sakari.ailus@linux.intel.com> References: <1494255810-12672-1-git-send-email-sakari.ailus@linux.intel.com> Cc: daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hverkuil@xs4all.nl, kyungmin.park@samsung.com, laurent.pinchart@ideasonboard.com, posciak@chromium.org, m.szyprowski@samsung.com X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Set DMA_ATTR_NON_CONSISTENT for hardware that uses non-consistent memory. Signed-off-by: Sakari Ailus --- drivers/media/platform/omap3isp/ispvideo.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c index 218e6d7..b74444e 100644 --- a/drivers/media/platform/omap3isp/ispvideo.c +++ b/drivers/media/platform/omap3isp/ispvideo.c @@ -1333,6 +1333,7 @@ static int isp_video_open(struct file *file) queue->buf_struct_size = sizeof(struct isp_buffer); queue->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; queue->dev = video->isp->dev; + queue->dma_attrs = DMA_ATTR_NON_CONSISTENT; ret = vb2_queue_init(&handle->queue); if (ret < 0) {