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-rw-r--r--kernel/include/linux/omap-mailbox.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/kernel/include/linux/omap-mailbox.h b/kernel/include/linux/omap-mailbox.h
new file mode 100644
index 000000000..587bbdd31
--- /dev/null
+++ b/kernel/include/linux/omap-mailbox.h
@@ -0,0 +1,29 @@
+/*
+ * omap-mailbox: interprocessor communication module for OMAP
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef OMAP_MAILBOX_H
+#define OMAP_MAILBOX_H
+
+typedef u32 mbox_msg_t;
+
+typedef int __bitwise omap_mbox_irq_t;
+#define IRQ_TX ((__force omap_mbox_irq_t) 1)
+#define IRQ_RX ((__force omap_mbox_irq_t) 2)
+
+struct mbox_chan;
+struct mbox_client;
+
+struct mbox_chan *omap_mbox_request_channel(struct mbox_client *cl,
+ const char *chan_name);
+
+void omap_mbox_save_ctx(struct mbox_chan *chan);
+void omap_mbox_restore_ctx(struct mbox_chan *chan);
+void omap_mbox_enable_irq(struct mbox_chan *chan, omap_mbox_irq_t irq);
+void omap_mbox_disable_irq(struct mbox_chan *chan, omap_mbox_irq_t irq);
+
+#endif /* OMAP_MAILBOX_H */