Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751441AbdGZWrL (ORCPT ); Wed, 26 Jul 2017 18:47:11 -0400 Received: from gloria.sntech.de ([95.129.55.99]:57494 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751103AbdGZWrK (ORCPT ); Wed, 26 Jul 2017 18:47:10 -0400 From: Heiko Stuebner To: Mark Yao Cc: David Airlie , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v6 2/7] drm/rockchip: vop: move write_relaxed flags to vop register Date: Thu, 27 Jul 2017 00:46:59 +0200 Message-ID: <2941261.MXxzaYlBrM@phil> User-Agent: KMail/5.2.3 (Linux/4.9.0-2-amd64; KDE/5.28.0; x86_64; ; ) In-Reply-To: <1501049953-5946-1-git-send-email-mark.yao@rock-chips.com> References: <1501049930-5794-1-git-send-email-mark.yao@rock-chips.com> <1501049953-5946-1-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 Content-Length: 597 Lines: 17 Am Mittwoch, 26. Juli 2017, 14:19:12 CEST schrieb Mark Yao: > Since the drm atomic framework, only a small part of the vop > register needs sync write, Currently seems only following registers > need sync write: > cfg_done, standby and interrupt related register. > > All ctrl registers are using the sync write method that is > inefficient, hardcode the write_relaxed flags to vop registers, > then can only do synchronize write for those actual needed register. > > Signed-off-by: Mark Yao on rk3036 and rk3288 Tested-by: Heiko Stuebner Heiko