Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751930AbdGaJt4 (ORCPT ); Mon, 31 Jul 2017 05:49:56 -0400 Received: from regular1.263xmail.com ([211.150.99.133]:45772 "EHLO regular1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750987AbdGaJtw (ORCPT ); Mon, 31 Jul 2017 05:49:52 -0400 X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-RL-SENDER: mark.yao@rock-chips.com X-FST-TO: mark.yao@rock-chips.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: mark.yao@rock-chips.com X-UNIQUE-TAG: <1e17bc9fabf97cc81b5b09c8e8541f6e> X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 From: Mark Yao To: Mark Yao , David Airlie , Heiko Stuebner Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/6] drm/rockchip: vop: fix NV12 video display error Date: Mon, 31 Jul 2017 17:49:46 +0800 Message-Id: <1501494586-6984-1-git-send-email-mark.yao@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1501494569-6825-1-git-send-email-mark.yao@rock-chips.com> References: <1501494569-6825-1-git-send-email-mark.yao@rock-chips.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 748 Lines: 25 fixup the scale calculation formula on the case src_height == (dst_height/2). Signed-off-by: Mark Yao --- drivers/gpu/drm/rockchip/rockchip_drm_vop.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h index af1091f..56bbd2e 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h @@ -299,6 +299,9 @@ static inline uint16_t scl_get_bili_dn_vskip(int src_h, int dst_h, act_height = (src_h + vskiplines - 1) / vskiplines; + if (act_height == dst_h) + return GET_SCL_FT_BILI_DN(src_h, dst_h) / vskiplines; + return GET_SCL_FT_BILI_DN(act_height, dst_h); } -- 1.9.1