From patchwork Mon Jun 6 07:58:46 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yakir Yang X-Patchwork-Id: 9157361 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 2727F607FD for ; Mon, 6 Jun 2016 08:00:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 190F4254F7 for ; Mon, 6 Jun 2016 08:00:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0DB6A25EF7; Mon, 6 Jun 2016 08:00:56 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id C879C25EF7 for ; Mon, 6 Jun 2016 08:00:55 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b9pRJ-0004YV-Nb; Mon, 06 Jun 2016 07:59:13 +0000 Received: from lucky1.263xmail.com ([211.157.147.131]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b9pRG-0004S4-LK; Mon, 06 Jun 2016 07:59:11 +0000 Received: from ykk?rock-chips.com (unknown [192.168.167.128]) by lucky1.263xmail.com (Postfix) with SMTP id EDA518E873; Mon, 6 Jun 2016 15:58:49 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id EF239264BF; Mon, 6 Jun 2016 15:58:45 +0800 (CST) X-RL-SENDER: ykk@rock-chips.com X-FST-TO: yzq@rock-chips.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: ykk@rock-chips.com X-UNIQUE-TAG: X-ATTACHMENT-NUM: 0 X-SENDER: ykk@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith ESMTP id 149521WRBPH; Mon, 06 Jun 2016 15:58:47 +0800 (CST) From: Yakir Yang To: Mark Yao , Heiko Stuebner , David Airlie Subject: [PATCH 2/2] drm/rockchip: vop: correct the source size of uv scale factor setting Date: Mon, 6 Jun 2016 15:58:46 +0800 Message-Id: <1465199926-20991-1-git-send-email-ykk@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1465199912-20932-1-git-send-email-ykk@rock-chips.com> References: <1465199912-20932-1-git-send-email-ykk@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160606_005911_132534_0A4641A4 X-CRM114-Status: UNSURE ( 7.34 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, tfiga@chromium.org, linux-rockchip@lists.infradead.org, Yakir Yang , linux-arm-kernel@lists.infradead.org, Mark Yao MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Mark Yao When the input color format is YUV, we need to do some external scale for CBCR. Like, * In YUV420 data format: cbcr_xscale = dst_w / src_w * 2; cbcr_yscale = dst_h / src_h * 2; * In YUV422 data format: cbcr_xscale = dst_w / src_w * 2; cbcr_yscale = dst_h / src_h; * In YUV444 data format cbcr_xscale = dst_w / src_w; cbcr_yscale = dst_h / src_h; Signed-off-by: Yakir Yang --- drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index 1c4d5b5..b28cda7 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -324,9 +324,9 @@ static void scl_vop_cal_scl_fac(struct vop *vop, const struct vop_win_data *win, scl_cal_scale2(src_h, dst_h)); if (is_yuv) { VOP_SCL_SET(vop, win, scale_cbcr_x, - scl_cal_scale2(src_w, dst_w)); + scl_cal_scale2(cbcr_src_w, dst_w)); VOP_SCL_SET(vop, win, scale_cbcr_y, - scl_cal_scale2(src_h, dst_h)); + scl_cal_scale2(cbcr_src_h, dst_h)); } return; }