From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753829AbbAXPOL (ORCPT ); Sat, 24 Jan 2015 10:14:11 -0500 Received: from gloria.sntech.de ([95.129.55.99]:35854 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753348AbbAXPOH (ORCPT ); Sat, 24 Jan 2015 10:14:07 -0500 From: Heiko =?ISO-8859-1?Q?St=FCbner?= To: dri-devel@lists.freedesktop.org Cc: Mark Yao , David Airlie , Daniel Vetter , Rob Clark , Philipp Zabel , Daniel Kurtz , linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org Subject: Re: [PATCH] drm/rockchip: vop: fix vop vsync/hsync polarity Date: Sat, 24 Jan 2015 16:13:46 +0100 Message-ID: <6363536.7mHnmGACNi@phil> User-Agent: KMail/4.14.2 (Linux/3.16.0-4-amd64; KDE/4.14.1; x86_64; ; ) In-Reply-To: <1421896502-9943-1-git-send-email-mark.yao@rock-chips.com> References: <1421896502-9943-1-git-send-email-mark.yao@rock-chips.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Donnerstag, 22. Januar 2015, 11:15:02 schrieb Mark Yao: > Vop set wrong vsync/hsync polarity, it may cause some > display problem. known problem is that caused HDMI hdcp > authenticate failed, caused pixel offset with hdmi display. > the polarity description at RK3288 TRM doc: > dsp_vsync_pol > VSYNC polarity > 1'b0 : negative > 1'b1 : positive > dsp_hsync_pol > HSYNC polarity > 1'b0 : negative > 1'b1 : positive > > Signed-off-by: Mark Yao > --- on a rk3288-firefly board with a sda7123 vga connector Tested-by: Heiko Stuebner Heiko