From 13c6855ab06b910a3a320b0e8f2b5f7ae8e2f351 Mon Sep 17 00:00:00 2001 From: Greg Kurz Date: Tue, 24 Jun 2014 19:19:48 +0200 Subject: virtio-serial: implement per-device migration calls Signed-off-by: Greg Kurz Reviewed-by: Alexander Graf Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/char/virtio-serial-bus.c | 34 ++++++++++++++++++++-------------- 1 file changed, 20 insertions(+), 14 deletions(-) diff --git a/hw/char/virtio-serial-bus.c b/hw/char/virtio-serial-bus.c index f919ec2440..b8af1b18cd 100644 --- a/hw/char/virtio-serial-bus.c +++ b/hw/char/virtio-serial-bus.c @@ -514,14 +514,17 @@ static void vser_reset(VirtIODevice *vdev) static void virtio_serial_save(QEMUFile *f, void *opaque) { - VirtIOSerial *s = VIRTIO_SERIAL(opaque); + /* The virtio device */ + virtio_save(VIRTIO_DEVICE(opaque), f); +} + +static void virtio_serial_save_device(VirtIODevice *vdev, QEMUFile *f) +{ + VirtIOSerial *s = VIRTIO_SERIAL(vdev); VirtIOSerialPort *port; uint32_t nr_active_ports; unsigned int i, max_nr_ports; - /* The virtio device */ - virtio_save(VIRTIO_DEVICE(s), f); - /* The config space */ qemu_put_be16s(f, &s->config.cols); qemu_put_be16s(f, &s->config.rows); @@ -659,21 +662,22 @@ static int fetch_active_ports_list(QEMUFile *f, int version_id, static int virtio_serial_load(QEMUFile *f, void *opaque, int version_id) { - VirtIOSerial *s = VIRTIO_SERIAL(opaque); - uint32_t max_nr_ports, nr_active_ports, ports_map; - unsigned int i; - int ret; - uint32_t tmp; - if (version_id > 3) { return -EINVAL; } /* The virtio device */ - ret = virtio_load(VIRTIO_DEVICE(s), f, version_id); - if (ret) { - return ret; - } + return virtio_load(VIRTIO_DEVICE(opaque), f, version_id); +} + +static int virtio_serial_load_device(VirtIODevice *vdev, QEMUFile *f, + int version_id) +{ + VirtIOSerial *s = VIRTIO_SERIAL(vdev); + uint32_t max_nr_ports, nr_active_ports, ports_map; + unsigned int i; + int ret; + uint32_t tmp; if (version_id < 2) { return 0; @@ -1015,6 +1019,8 @@ static void virtio_serial_class_init(ObjectClass *klass, void *data) vdc->get_config = get_config; vdc->set_status = set_status; vdc->reset = vser_reset; + vdc->save = virtio_serial_save_device; + vdc->load = virtio_serial_load_device; } static const TypeInfo virtio_device_info = { -- cgit v1.2.3