From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from www.llwyncelyn.cymru ([82.70.14.225]:54480 "EHLO fuzix.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751180AbdFEUrK (ORCPT ); Mon, 5 Jun 2017 16:47:10 -0400 Date: Mon, 5 Jun 2017 21:46:59 +0100 From: Alan Cox To: Yong Zhi Cc: linux-media@vger.kernel.org, sakari.ailus@linux.intel.com, jian.xu.zheng@intel.com, tfiga@chromium.org, rajmohan.mani@intel.com, tuukka.toivonen@intel.com Subject: Re: [PATCH 00/12] Intel IPU3 ImgU patchset Message-ID: <20170605214659.6678540b@lxorguk.ukuu.org.uk> In-Reply-To: <1496695157-19926-1-git-send-email-yong.zhi@intel.com> References: <1496695157-19926-1-git-send-email-yong.zhi@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: > data structures used by the firmware and the hardware. On top of that, > the algorithms require highly specialized user space to make meaningful > use of them. For these reasons it has been chosen video buffers to pass > the parameters to the device. You should provide a pointer to the relevant userspace here as well. People need that to evaluate the interface. > 6 and 7 provide some utility functions and manage IPU3 fw download and > install. and a pointer to the firmware (which ideally should go into the standard Linux firmware git) Otherwise this is so much nicer than the IPUv2 code! Alan