wmidev_query_block
EXPORT_SYMBOL_GPL(wmidev_query_block);
ret = wmidev_query_block(wdev, 0, &buffer, sizeof(struct descriptor));
ret = wmidev_query_block(wdev, 0, &buffer, sizeof(struct device_state));
ret = wmidev_query_block(to_wmi_device(dev), 0, &buffer, sizeof(*result));
ret = wmidev_query_block(wdev, 0, buffer, 0);
int wmidev_query_block(struct wmi_device *wdev, u8 instance, struct wmi_buffer *out,