MBOX_SRC_REG      145 drivers/mailbox/hi3660-mailbox.c 			writel(BIT(mchan->ack_irq), base + MBOX_SRC_REG);
MBOX_SRC_REG      148 drivers/mailbox/hi3660-mailbox.c 			val = readl(base + MBOX_SRC_REG);