hwtimestamps     2382 drivers/media/usb/uvc/uvc_driver.c module_param_named(hwtimestamps, uvc_hw_timestamps_param, uint, S_IRUGO|S_IWUSR);
hwtimestamps     2383 drivers/media/usb/uvc/uvc_driver.c MODULE_PARM_DESC(hwtimestamps, "Use hardware timestamps");