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virtio-gpu: block any rendering until client (ui) is done

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Wire up gl_block callback, so ui code can request to stop
virtio-gpu rendering.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2015-12-02 08:17:24 +01:00
parent 0c55a1cfd3
commit 321c9adba5
4 changed files with 27 additions and 0 deletions
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11
hw/display/virtio-gpu.c
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@ -897,11 +897,22 @@ static int virtio_gpu_ui_info(void *opaque, uint32_t idx, QemuUIInfo *info)
return 0;
}
static void virtio_gpu_gl_block(void *opaque, bool block)
{
VirtIOGPU *g = opaque;
g->renderer_blocked = block;
if (!block) {
virtio_gpu_process_cmdq(g);
}
}
const GraphicHwOps virtio_gpu_ops = {
.invalidate = virtio_gpu_invalidate_display,
.gfx_update = virtio_gpu_update_display,
.text_update = virtio_gpu_text_update,
.ui_info = virtio_gpu_ui_info,
.gl_block = virtio_gpu_gl_block,
};
static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)