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增加支持hp & spk 自动切换
hc
2024-03-22
619f0f87159c5dbd2755b1b0a0eb35784be84e7a
[~ljy/RK3588_XEN.git]
/
kernel
/
drivers
/
mailbox
/
mailbox.h
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/* 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 recevied by Client ticks the TX */
#endif /* __MAILBOX_H */