include/linux/omap-mailbox.h

   1 /*
   2  * omap-mailbox: interprocessor communication module for OMAP
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #ifndef OMAP_MAILBOX_H
  10 #define OMAP_MAILBOX_H
  11
  12 typedef u32 mbox_msg_t;
  13 struct omap_mbox;
  14
  15 typedef int __bitwise omap_mbox_irq_t;
  16 #define IRQ_TX ((__force omap_mbox_irq_t) 1)
  17 #define IRQ_RX ((__force omap_mbox_irq_t) 2)
  18
  19 int omap_mbox_msg_send(struct omap_mbox *, mbox_msg_t msg);
  20
  21 struct omap_mbox *omap_mbox_get(const char *, struct notifier_block *nb);
  22 void omap_mbox_put(struct omap_mbox *mbox, struct notifier_block *nb);
  23
  24 void omap_mbox_save_ctx(struct omap_mbox *mbox);
  25 void omap_mbox_restore_ctx(struct omap_mbox *mbox);
  26 void omap_mbox_enable_irq(struct omap_mbox *mbox, omap_mbox_irq_t irq);
  27 void omap_mbox_disable_irq(struct omap_mbox *mbox, omap_mbox_irq_t irq);
  28
  29 #endif /* OMAP_MAILBOX_H */