From 104bd1dc707649fe39d0d1405ba7268ebc26edd5 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Fri, 21 Apr 2017 11:16:31 +0200 Subject: [PATCH] vmsvga: fix vmsvga_update_display Fix standard vga mode check: Both s->config and s->enabled must be set to enable vmware command fifo processing. Drop dirty tracking code from the fifo rendering code path, it isn't used anyway because vmsvga turns off dirty tracking when leaving standard vga mode. Signed-off-by: Gerd Hoffmann Message-id: 20170421091632.30900-9-kraxel@redhat.com Signed-off-by: Gerd Hoffmann --- hw/display/vmware_vga.c | 21 +++------------------ 1 file changed, 3 insertions(+), 18 deletions(-) diff --git a/hw/display/vmware_vga.c b/hw/display/vmware_vga.c index 6599cf078d..ec5f27d67e 100644 --- a/hw/display/vmware_vga.c +++ b/hw/display/vmware_vga.c @@ -1118,9 +1118,9 @@ static void vmsvga_update_display(void *opaque) { struct vmsvga_state_s *s = opaque; DisplaySurface *surface; - bool dirty = false; - if (!s->enable) { + if (!s->enable || !s->config) { + /* in standard vga mode */ s->vga.hw_ops->gfx_update(&s->vga); return; } @@ -1131,26 +1131,11 @@ static void vmsvga_update_display(void *opaque) vmsvga_fifo_run(s); vmsvga_update_rect_flush(s); - /* - * Is it more efficient to look at vram VGA-dirty bits or wait - * for the driver to issue SVGA_CMD_UPDATE? - */ - if (memory_region_is_logging(&s->vga.vram, DIRTY_MEMORY_VGA)) { - vga_sync_dirty_bitmap(&s->vga); - dirty = memory_region_get_dirty(&s->vga.vram, 0, - surface_stride(surface) * surface_height(surface), - DIRTY_MEMORY_VGA); - } - if (s->invalidated || dirty) { + if (s->invalidated) { s->invalidated = 0; dpy_gfx_update(s->vga.con, 0, 0, surface_width(surface), surface_height(surface)); } - if (dirty) { - memory_region_reset_dirty(&s->vga.vram, 0, - surface_stride(surface) * surface_height(surface), - DIRTY_MEMORY_VGA); - } } static void vmsvga_reset(DeviceState *dev)