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authorGerd Hoffmann <kraxel@redhat.com>2010-11-30 17:35:34 +0100
committerGerd Hoffmann <kraxel@redhat.com>2011-01-11 15:56:01 +0100
commited5a83ddd8c1d8ec7b1015315530cf29949e7c48 (patch)
tree6c78080c354298840f92b088ec866ed90147fb0e /hw/usb-desc.c
parenta980a065fb5e86d6dec337e6cb6ff432f1a143c9 (diff)
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usb: move remote wakeup handling to common code
This patch moves setting and clearing the remote_wakeup feature bit (via USB_REQ_{SET,CLEAR}_FEATURE) to common code. Also USB_REQ_GET_STATUS handling is moved to common code. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/usb-desc.c')
-rw-r--r--hw/usb-desc.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/hw/usb-desc.c b/hw/usb-desc.c
index 14c9e112ce..56ef734bde 100644
--- a/hw/usb-desc.c
+++ b/hw/usb-desc.c
@@ -299,6 +299,32 @@ int usb_desc_handle_control(USBDevice *dev, int request, int value,
}
trace_usb_set_config(dev->addr, value, ret);
break;
+
+ case DeviceRequest | USB_REQ_GET_STATUS:
+ data[0] = 0;
+ if (dev->config->bmAttributes & 0x40) {
+ data[0] |= 1 << USB_DEVICE_SELF_POWERED;
+ }
+ if (dev->remote_wakeup) {
+ data[0] |= 1 << USB_DEVICE_REMOTE_WAKEUP;
+ }
+ data[1] = 0x00;
+ ret = 2;
+ break;
+ case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
+ if (value == USB_DEVICE_REMOTE_WAKEUP) {
+ dev->remote_wakeup = 0;
+ ret = 0;
+ }
+ trace_usb_clear_device_feature(dev->addr, value, ret);
+ break;
+ case DeviceOutRequest | USB_REQ_SET_FEATURE:
+ if (value == USB_DEVICE_REMOTE_WAKEUP) {
+ dev->remote_wakeup = 1;
+ ret = 0;
+ }
+ trace_usb_set_device_feature(dev->addr, value, ret);
+ break;
}
return ret;
}