| /* SPDX-License-Identifier: GPL-2.0-only */ | |
| #ifndef __MAILBOX_H | |
| #define __MAILBOX_H | |
| #include <linux/bits.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 */ |