From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 99568C43603 for ; Thu, 12 Dec 2019 12:53:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6BCE1227BF for ; Thu, 12 Dec 2019 12:53:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="OD2xnlEs" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729321AbfLLMx5 (ORCPT ); Thu, 12 Dec 2019 07:53:57 -0500 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:60835 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729221AbfLLMx5 (ORCPT ); Thu, 12 Dec 2019 07:53:57 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1576155235; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:in-reply-to:in-reply-to:references:references; bh=VVeZNerFz0m8O8v6gQkmOYeCxlg/A2VEf1w2oz635Wg=; b=OD2xnlEsEd9/W/WtIenOrNVDCunxAMfStg0XHsTouXeoTaIK63q3OlYA32llEFf6kVSxDr qdLD4aM+y93Z781aB4ph7IS0VfIwMvS0dzujKoouYEvtFrsOgdMT4gBO23aEXr2QSPzfB2 asfrbdU3QOH+Q0aRT4eO8bIoGSG+XoQ= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-27-KWdqMaUROhClFtPph7_W8w-1; Thu, 12 Dec 2019 07:53:52 -0500 X-MC-Unique: KWdqMaUROhClFtPph7_W8w-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 36297A89A18; Thu, 12 Dec 2019 12:53:51 +0000 (UTC) Received: from sirius.home.kraxel.org (unknown [10.36.118.26]) by smtp.corp.redhat.com (Postfix) with ESMTP id AA8EA5DA7D; Thu, 12 Dec 2019 12:53:47 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id E843C9DB3; Thu, 12 Dec 2019 13:53:46 +0100 (CET) From: Gerd Hoffmann To: dri-devel@lists.freedesktop.org Cc: olvaffe@gmail.com, gurchetansingh@chromium.org, Gerd Hoffmann , David Airlie , Daniel Vetter , virtualization@lists.linux-foundation.org (open list:VIRTIO GPU DRIVER), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2 1/3] drm/virtio: skip set_scanout if framebuffer didn't change Date: Thu, 12 Dec 2019 13:53:44 +0100 Message-Id: <20191212125346.8334-2-kraxel@redhat.com> In-Reply-To: <20191212125346.8334-1-kraxel@redhat.com> References: <20191212125346.8334-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org v2: also check src rect (Chia-I Wu). Signed-off-by: Gerd Hoffmann --- drivers/gpu/drm/virtio/virtgpu_plane.c | 35 +++++++++++++++----------- 1 file changed, 21 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c index bc4bc4475a8c..59bf76d4a333 100644 --- a/drivers/gpu/drm/virtio/virtgpu_plane.c +++ b/drivers/gpu/drm/virtio/virtgpu_plane.c @@ -151,20 +151,27 @@ static void virtio_gpu_primary_plane_update(struct drm_plane *plane, if (bo->dumb) virtio_gpu_update_dumb_bo(vgdev, bo, plane->state); - DRM_DEBUG("handle 0x%x, crtc %dx%d+%d+%d, src %dx%d+%d+%d\n", - bo->hw_res_handle, - plane->state->crtc_w, plane->state->crtc_h, - plane->state->crtc_x, plane->state->crtc_y, - plane->state->src_w >> 16, - plane->state->src_h >> 16, - plane->state->src_x >> 16, - plane->state->src_y >> 16); - virtio_gpu_cmd_set_scanout(vgdev, output->index, - bo->hw_res_handle, - plane->state->src_w >> 16, - plane->state->src_h >> 16, - plane->state->src_x >> 16, - plane->state->src_y >> 16); + if (plane->state->fb != old_state->fb || + plane->state->src_w != old_state->src_w || + plane->state->src_h != old_state->src_h || + plane->state->src_x != old_state->src_x || + plane->state->src_y != old_state->src_y) { + DRM_DEBUG("handle 0x%x, crtc %dx%d+%d+%d, src %dx%d+%d+%d\n", + bo->hw_res_handle, + plane->state->crtc_w, plane->state->crtc_h, + plane->state->crtc_x, plane->state->crtc_y, + plane->state->src_w >> 16, + plane->state->src_h >> 16, + plane->state->src_x >> 16, + plane->state->src_y >> 16); + virtio_gpu_cmd_set_scanout(vgdev, output->index, + bo->hw_res_handle, + plane->state->src_w >> 16, + plane->state->src_h >> 16, + plane->state->src_x >> 16, + plane->state->src_y >> 16); + } + virtio_gpu_cmd_resource_flush(vgdev, bo->hw_res_handle, plane->state->src_x >> 16, plane->state->src_y >> 16, -- 2.18.1