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 9 typedef uintptr_t mbox_msg_t; 10 11 #define omap_mbox_message(data) (u32)(mbox_msg_t)(data) 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 */ 27
