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 u32 mbox_msg_t; 10 11 typedef int __bitwise omap_mbox_irq_t; 12 #define IRQ_TX ((__force omap_mbox_irq_t) 1) 13 #define IRQ_RX ((__force omap_mbox_irq_t) 2) 14 15 struct mbox_chan; 16 struct mbox_client; 17 18 struct mbox_chan *omap_mbox_request_channel(struct mbox_client *cl, 19 const char *chan_name); 20 21 void omap_mbox_enable_irq(struct mbox_chan *chan, omap_mbox_irq_t irq); 22 void omap_mbox_disable_irq(struct mbox_chan *chan, omap_mbox_irq_t irq); 23 24 #endif /* OMAP_MAILBOX_H */ 25