kernel/drivers/mailbox/mailbox.h
2024-07-22 17:22:30 +08:00

11 lines
326 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __MAILBOX_H
#define __MAILBOX_H
#define TXDONE_BY_IRQ BIT(0) /* controller has remote RTR irq */
#define TXDONE_BY_POLL BIT(1) /* controller can read status of last TX */
#define TXDONE_BY_ACK BIT(2) /* S/W ACK received by Client ticks the TX */
#endif /* __MAILBOX_H */