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
  14 typedef int __bitwise omap_mbox_irq_t;
  15 #define IRQ_TX ((__force omap_mbox_irq_t) 1)
  16 #define IRQ_RX ((__force omap_mbox_irq_t) 2)
  17
  18 struct mbox_chan;
  19 struct mbox_client;
  20
  21 struct mbox_chan *omap_mbox_request_channel(struct mbox_client *cl,
  22                                             const char *chan_name);
  23
  24 void omap_mbox_save_ctx(struct mbox_chan *chan);
  25 void omap_mbox_restore_ctx(struct mbox_chan *chan);
  26 void omap_mbox_enable_irq(struct mbox_chan *chan, omap_mbox_irq_t irq);
  27 void omap_mbox_disable_irq(struct mbox_chan *chan, omap_mbox_irq_t irq);
  28
  29 #endif /* OMAP_MAILBOX_H */