Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754996AbcCUL36 (ORCPT ); Mon, 21 Mar 2016 07:29:58 -0400 Received: from gloria.sntech.de ([95.129.55.99]:45233 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752905AbcCUL3x convert rfc822-to-8bit (ORCPT ); Mon, 21 Mar 2016 07:29:53 -0400 From: Heiko =?ISO-8859-1?Q?St=FCbner?= To: Yakir Yang Cc: David Airlie , Mark Yao , Joonyoung Shim , Kumar Gala , Ian Campbell , Rob Herring , Pawel Moll , Russell King , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org Subject: Re: [RFC PATCH v1 0/4] Add Rockchip RGA support Date: Mon, 21 Mar 2016 12:29:35 +0100 Message-ID: <1511371.I0NIYzh3kP@diego> User-Agent: KMail/4.14.10 (Linux/4.4.0-1-amd64; KDE/4.14.14; x86_64; ; ) In-Reply-To: <1458552518-25527-1-git-send-email-ykk@rock-chips.com> References: <1458552518-25527-1-git-send-email-ykk@rock-chips.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="iso-8859-1" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1055 Lines: 34 Hi Yakir, Am Montag, 21. M?rz 2016, 17:28:38 schrieb Yakir Yang: > This patch set would add the RGA direct rendering based 2d graphics > acceleration module. very cool to see that. > This patch set is based on git repository below: > git://people.freedesktop.org/~airlied/linux drm-next > commit id: 568d7c764ae01f3706085ac8f0d8a8ac7e826bd7 > > And the RGA driver is based on Exynos G2D driver, it only manages the > command lists received from user, so user should make the command list > to data and registers needed by operation to use. > > I have prepared an userspace demo application for testing: > https://github.com/yakir-Yang/libdrm-rockchip > That is a rockchip libdrm library, and I have write a simple test case > "rockchip_rga_test" that would test the below RGA features: > - solid > - copy > - rotation > - flip > - window clip > - dithering Did you submit your libdrm changes as well? Userspace-interfaces need to be stable so the other side must also get accepted - even before the kernel change if I remember correctly. Heiko