From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752870AbbFRHuy (ORCPT ); Thu, 18 Jun 2015 03:50:54 -0400 Received: from regular1.263xmail.com ([211.150.99.133]:51854 "EHLO regular1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752173AbbFRHut (ORCPT ); Thu, 18 Jun 2015 03:50:49 -0400 X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 X-RL-SENDER: mark.yao@rock-chips.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: mark.yao@rock-chips.com X-UNIQUE-TAG: X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 From: Mark Yao To: dri-devel@lists.freedesktop.org Cc: David Airlie , Heiko Stuebner , Daniel Kurtz , Mark Yao , Philipp Zabel , Daniel Vetter , Rob Clark , linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, tfiga@chromium.org, sandy.huang@rock-chips.com, dkm@rock-chips.com, zwl@rock-chips.com, xw@rock-chips.com Subject: [PATCH 2/6] drm/rockchip: vop: optimize virtual stride calculate Date: Thu, 18 Jun 2015 15:49:26 +0800 Message-Id: <1434613770-6608-3-git-send-email-mark.yao@rock-chips.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1434613770-6608-1-git-send-email-mark.yao@rock-chips.com> References: <1434613770-6608-1-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 vir_stride need number words of the virtual width, and fb->pitches save bytes_per_pixel, so just div 4 switch to stride. Signed-off-by: Mark Yao --- drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index 6188221..3c9f4f3 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -644,7 +644,7 @@ static int vop_update_plane_event(struct drm_plane *plane, offset += (src.y1 >> 16) * fb->pitches[0]; yrgb_mst = rk_obj->dma_addr + offset; - y_vir_stride = fb->pitches[0] / (fb->bits_per_pixel >> 3); + y_vir_stride = fb->pitches[0] >> 2; /* * If this plane update changes the plane's framebuffer, (or more -- 1.7.9.5