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-rw-r--r--include/asm-arm/arch-omap/mailbox.h73
1 files changed, 0 insertions, 73 deletions
diff --git a/include/asm-arm/arch-omap/mailbox.h b/include/asm-arm/arch-omap/mailbox.h
deleted file mode 100644
index 7cbed9332e16..000000000000
--- a/include/asm-arm/arch-omap/mailbox.h
+++ /dev/null
@@ -1,73 +0,0 @@
1/* mailbox.h */
2
3#ifndef MAILBOX_H
4#define MAILBOX_H
5
6#include <linux/wait.h>
7#include <linux/workqueue.h>
8#include <linux/blkdev.h>
9
10typedef u32 mbox_msg_t;
11typedef void (mbox_receiver_t)(mbox_msg_t msg);
12struct omap_mbox;
13
14typedef 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
18typedef int __bitwise omap_mbox_type_t;
19#define OMAP_MBOX_TYPE1 ((__force omap_mbox_type_t) 1)
20#define OMAP_MBOX_TYPE2 ((__force omap_mbox_type_t) 2)
21
22struct omap_mbox_ops {
23 omap_mbox_type_t type;
24 int (*startup)(struct omap_mbox *mbox);
25 void (*shutdown)(struct omap_mbox *mbox);
26 /* fifo */
27 mbox_msg_t (*fifo_read)(struct omap_mbox *mbox);
28 void (*fifo_write)(struct omap_mbox *mbox, mbox_msg_t msg);
29 int (*fifo_empty)(struct omap_mbox *mbox);
30 int (*fifo_full)(struct omap_mbox *mbox);
31 /* irq */
32 void (*enable_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
33 void (*disable_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
34 void (*ack_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
35 int (*is_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
36};
37
38struct omap_mbox_queue {
39 spinlock_t lock;
40 struct request_queue *queue;
41 struct work_struct work;
42 int (*callback)(void *);
43 struct omap_mbox *mbox;
44};
45
46struct omap_mbox {
47 char *name;
48 unsigned int irq;
49
50 struct omap_mbox_queue *txq, *rxq;
51
52 struct omap_mbox_ops *ops;
53
54 mbox_msg_t seq_snd, seq_rcv;
55
56 struct device dev;
57
58 struct omap_mbox *next;
59 void *priv;
60
61 void (*err_notify)(void);
62};
63
64int omap_mbox_msg_send(struct omap_mbox *, mbox_msg_t msg, void *);
65void omap_mbox_init_seq(struct omap_mbox *);
66
67struct omap_mbox *omap_mbox_get(const char *);
68void omap_mbox_put(struct omap_mbox *);
69
70int omap_mbox_register(struct omap_mbox *);
71int omap_mbox_unregister(struct omap_mbox *);
72
73#endif /* MAILBOX_H */