usb-hub: implement reset
based on a patch from hkran@linux.vnet.ibm.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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parent
be35cbbc88
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20
hw/usb-hub.c
20
hw/usb-hub.c
@ -222,7 +222,22 @@ static void usb_hub_complete(USBPort *port, USBPacket *packet)
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static void usb_hub_handle_reset(USBDevice *dev)
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{
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/* XXX: do it */
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USBHubState *s = DO_UPCAST(USBHubState, dev, dev);
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USBHubPort *port;
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int i;
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for (i = 0; i < NUM_PORTS; i++) {
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port = s->ports + i;
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port->wPortStatus = PORT_STAT_POWER;
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port->wPortChange = 0;
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if (port->port.dev && port->port.dev->attached) {
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port->wPortStatus |= PORT_STAT_CONNECTION;
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port->wPortChange |= PORT_STAT_C_CONNECTION;
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if (port->port.dev->speed == USB_SPEED_LOW) {
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port->wPortStatus |= PORT_STAT_LOW_SPEED;
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}
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}
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}
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}
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static int usb_hub_handle_control(USBDevice *dev, USBPacket *p,
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@ -497,9 +512,8 @@ static int usb_hub_initfn(USBDevice *dev)
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&port->port, s, i, &usb_hub_port_ops,
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USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
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usb_port_location(&port->port, dev->port, i+1);
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port->wPortStatus = PORT_STAT_POWER;
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port->wPortChange = 0;
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}
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usb_hub_handle_reset(dev);
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return 0;
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}
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