MBOX_IPC_LOCK_REG 119 drivers/mailbox/hi3660-mailbox.c writel(MBOX_IPC_UNLOCK, mbox->base + MBOX_IPC_LOCK_REG); MBOX_IPC_LOCK_REG 121 drivers/mailbox/hi3660-mailbox.c val = readl(mbox->base + MBOX_IPC_LOCK_REG);