Lines Matching refs:usb_lock
165 mutex_lock(&gspca_dev->usb_lock);
173 mutex_unlock(&gspca_dev->usb_lock);
194 * threads attempting to use gspca_dev->usb_buf we take the usb_lock when
268 mutex_lock(&gspca_dev->usb_lock);
270 mutex_unlock(&gspca_dev->usb_lock);
277 mutex_lock(&gspca_dev->usb_lock);
279 mutex_unlock(&gspca_dev->usb_lock);
301 /* the usb_lock is held at entry - restore on exit */
307 mutex_unlock(&gspca_dev->usb_lock);
311 mutex_lock(&gspca_dev->usb_lock);