| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* |
| 3 | * omap-mailbox: interprocessor communication module for OMAP |
| 4 | */ |
| 5 | |
| 6 | #ifndef OMAP_MAILBOX_H |
| 7 | #define OMAP_MAILBOX_H |
| 8 | |
| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 9 | typedef uintptr_t mbox_msg_t; |
| 10 | |
| 11 | #define omap_mbox_message(data) (u32)(mbox_msg_t)(data) |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 12 | |
| 13 | typedef int __bitwise omap_mbox_irq_t; |
| 14 | #define IRQ_TX ((__force omap_mbox_irq_t) 1) |
| 15 | #define IRQ_RX ((__force omap_mbox_irq_t) 2) |
| 16 | |
| 17 | struct mbox_chan; |
| 18 | struct mbox_client; |
| 19 | |
| 20 | struct mbox_chan *omap_mbox_request_channel(struct mbox_client *cl, |
| 21 | const char *chan_name); |
| 22 | |
| 23 | void omap_mbox_enable_irq(struct mbox_chan *chan, omap_mbox_irq_t irq); |
| 24 | void omap_mbox_disable_irq(struct mbox_chan *chan, omap_mbox_irq_t irq); |
| 25 | |
| 26 | #endif /* OMAP_MAILBOX_H */ |