提交 399d31da 编写于 作者: O Oliver Neukum 提交者: Greg Kroah-Hartman

USB: RESET_RESUME needs to block autosuspend when remote wakeup is needed

Reset upon resumption will wipe the input buffer and is therefore
a reason to not suspend if remote wakeup is requested because
the driver needs that data.
Signed-off-by: NOliver Neukum <oneukum@suse.de>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
上级 68265043
......@@ -1070,7 +1070,8 @@ static int autosuspend_check(struct usb_device *udev, int reschedule)
struct usb_driver *driver;
driver = to_usb_driver(intf->dev.driver);
if (!driver->reset_resume)
if (!driver->reset_resume ||
intf->needs_remote_wakeup)
return -EOPNOTSUPP;
}
}
......
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