tb0219_lock        28 drivers/char/tb0219.c static DEFINE_SPINLOCK(tb0219_lock);
tb0219_lock       136 drivers/char/tb0219.c 	spin_lock_irqsave(&tb0219_lock, flags);
tb0219_lock       143 drivers/char/tb0219.c 	spin_unlock_irqrestore(&tb0219_lock, flags);