From patchwork Tue Feb 28 16:29:56 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 143509 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 68CE4B6FA5 for ; Wed, 29 Feb 2012 04:13:04 +1100 (EST) Received: from localhost ([::1]:45128 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S2PxK-0006bD-MF for incoming@patchwork.ozlabs.org; Tue, 28 Feb 2012 11:31:14 -0500 Received: from eggs.gnu.org ([208.118.235.92]:56244) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S2Pwi-0005CQ-3X for qemu-devel@nongnu.org; Tue, 28 Feb 2012 11:30:42 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1S2PwN-0003hj-9e for qemu-devel@nongnu.org; Tue, 28 Feb 2012 11:30:35 -0500 Received: from mx1.redhat.com ([209.132.183.28]:57201) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S2PwN-0003hF-1Y for qemu-devel@nongnu.org; Tue, 28 Feb 2012 11:30:15 -0500 Received: from int-mx12.intmail.prod.int.phx2.redhat.com (int-mx12.intmail.prod.int.phx2.redhat.com [10.5.11.25]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id q1SGUDw8003194 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 28 Feb 2012 11:30:13 -0500 Received: from rincewind.home.kraxel.org (ovpn-116-50.ams2.redhat.com [10.36.116.50]) by int-mx12.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id q1SGU8NR000435; Tue, 28 Feb 2012 11:30:09 -0500 Received: by rincewind.home.kraxel.org (Postfix, from userid 500) id C10D0412AC; Tue, 28 Feb 2012 17:30:03 +0100 (CET) From: Gerd Hoffmann To: qemu-devel@nongnu.org Date: Tue, 28 Feb 2012 17:29:56 +0100 Message-Id: <1330446602-10743-6-git-send-email-kraxel@redhat.com> In-Reply-To: <1330446602-10743-1-git-send-email-kraxel@redhat.com> References: <1330446602-10743-1-git-send-email-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.25 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 209.132.183.28 Cc: Alon Levy , Gerd Hoffmann Subject: [Qemu-devel] [PATCH 05/11] qxl: remove flipped X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Alon Levy Tested on linux and windows guests. For negative stride, qxl_flip copies directly to vga->ds->surface->data, for positive it's reallocated to share qxl->guest_primary.data Signed-off-by: Alon Levy Signed-off-by: Gerd Hoffmann --- hw/qxl-render.c | 66 +++++++++++++++++++++++++------------------------------ hw/qxl.h | 2 +- 2 files changed, 31 insertions(+), 37 deletions(-) diff --git a/hw/qxl-render.c b/hw/qxl-render.c index 7084143..c32d2fd 100644 --- a/hw/qxl-render.c +++ b/hw/qxl-render.c @@ -23,10 +23,21 @@ static void qxl_flip(PCIQXLDevice *qxl, QXLRect *rect) { - uint8_t *src = qxl->guest_primary.data; - uint8_t *dst = qxl->guest_primary.flipped; + uint8_t *src; + uint8_t *dst = qxl->vga.ds->surface->data; int len, i; + if (qxl->guest_primary.qxl_stride > 0) { + return; + } + if (!qxl->guest_primary.data) { + dprint(qxl, 1, "%s: initializing guest_primary.data\n", __func__); + qxl->guest_primary.data = memory_region_get_ram_ptr(&qxl->vga.vram); + } + dprint(qxl, 1, "%s: stride %d, [%d, %d, %d, %d]\n", __func__, + qxl->guest_primary.qxl_stride, + rect->left, rect->right, rect->top, rect->bottom); + src = qxl->guest_primary.data; src += (qxl->guest_primary.surface.height - rect->top - 1) * qxl->guest_primary.abs_stride; dst += rect->top * qxl->guest_primary.abs_stride; @@ -75,52 +86,38 @@ void qxl_render_update(PCIQXLDevice *qxl) { VGACommonState *vga = &qxl->vga; QXLRect dirty[32], update; - void *ptr; int i, redraw = 0; - - if (!is_buffer_shared(vga->ds->surface)) { - dprint(qxl, 1, "%s: restoring shared displaysurface\n", __func__); - qxl->guest_primary.resized++; - qxl->guest_primary.commands++; - redraw = 1; - } + DisplaySurface *surface = vga->ds->surface; if (qxl->guest_primary.resized) { qxl->guest_primary.resized = 0; - if (qxl->guest_primary.flipped) { - g_free(qxl->guest_primary.flipped); - qxl->guest_primary.flipped = NULL; - } - qemu_free_displaysurface(vga->ds); - qxl->guest_primary.data = memory_region_get_ram_ptr(&qxl->vga.vram); - if (qxl->guest_primary.qxl_stride < 0) { - /* spice surface is upside down -> need extra buffer to flip */ - qxl->guest_primary.flipped = - g_malloc(qxl->guest_primary.surface.width * - qxl->guest_primary.abs_stride); - ptr = qxl->guest_primary.flipped; - } else { - ptr = qxl->guest_primary.data; - } - dprint(qxl, 1, "%s: %dx%d, stride %d, bpp %d, depth %d, flip %s\n", + dprint(qxl, 1, "%s: %dx%d, stride %d, bpp %d, depth %d\n", __FUNCTION__, qxl->guest_primary.surface.width, qxl->guest_primary.surface.height, qxl->guest_primary.qxl_stride, qxl->guest_primary.bytes_pp, - qxl->guest_primary.bits_pp, - qxl->guest_primary.flipped ? "yes" : "no"); - vga->ds->surface = + qxl->guest_primary.bits_pp); + } + if (surface->width != qxl->guest_primary.surface.width || + surface->height != qxl->guest_primary.surface.height) { + dprint(qxl, 1, "%s: resizing displaysurface to guest_primary\n", + __func__); + if (qxl->guest_primary.qxl_stride > 0) { + qemu_free_displaysurface(vga->ds); qemu_create_displaysurface_from(qxl->guest_primary.surface.width, qxl->guest_primary.surface.height, qxl->guest_primary.bits_pp, qxl->guest_primary.abs_stride, - ptr); - dpy_resize(vga->ds); + qxl->guest_primary.data); + } else { + qemu_resize_displaysurface(vga->ds, + qxl->guest_primary.surface.width, + qxl->guest_primary.surface.height); + } } - update.left = 0; update.right = qxl->guest_primary.surface.width; update.top = 0; @@ -136,14 +133,11 @@ void qxl_render_update(PCIQXLDevice *qxl) memset(dirty, 0, sizeof(dirty)); dirty[0] = update; } - for (i = 0; i < ARRAY_SIZE(dirty); i++) { if (qemu_spice_rect_is_empty(dirty+i)) { break; } - if (qxl->guest_primary.flipped) { - qxl_flip(qxl, dirty+i); - } + qxl_flip(qxl, dirty+i); dpy_update(vga->ds, dirty[i].left, dirty[i].top, dirty[i].right - dirty[i].left, diff --git a/hw/qxl.h b/hw/qxl.h index 9288e46..53a3ace 100644 --- a/hw/qxl.h +++ b/hw/qxl.h @@ -52,7 +52,7 @@ typedef struct PCIQXLDevice { uint32_t abs_stride; uint32_t bits_pp; uint32_t bytes_pp; - uint8_t *data, *flipped; + uint8_t *data; } guest_primary; struct surfaces {