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Diffstat (limited to 'arch/arm/plat-omap/include/mach/mailbox.h')
-rw-r--r--arch/arm/plat-omap/include/mach/mailbox.h96
1 files changed, 0 insertions, 96 deletions
diff --git a/arch/arm/plat-omap/include/mach/mailbox.h b/arch/arm/plat-omap/include/mach/mailbox.h
deleted file mode 100644
index b7a6991814ec..000000000000
--- a/arch/arm/plat-omap/include/mach/mailbox.h
+++ /dev/null
@@ -1,96 +0,0 @@
-/* mailbox.h */
-
-#ifndef MAILBOX_H
-#define MAILBOX_H
-
-#include <linux/wait.h>
-#include <linux/workqueue.h>
-#include <linux/blkdev.h>
-
-typedef u32 mbox_msg_t;
-typedef void (mbox_receiver_t)(mbox_msg_t msg);
-struct omap_mbox;
-
-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)
-
-typedef int __bitwise omap_mbox_type_t;
-#define OMAP_MBOX_TYPE1 ((__force omap_mbox_type_t) 1)
-#define OMAP_MBOX_TYPE2 ((__force omap_mbox_type_t) 2)
-
-struct omap_mbox_ops {
- omap_mbox_type_t type;
- int (*startup)(struct omap_mbox *mbox);
- void (*shutdown)(struct omap_mbox *mbox);
- /* fifo */
- mbox_msg_t (*fifo_read)(struct omap_mbox *mbox);
- void (*fifo_write)(struct omap_mbox *mbox, mbox_msg_t msg);
- int (*fifo_empty)(struct omap_mbox *mbox);
- int (*fifo_full)(struct omap_mbox *mbox);
- /* irq */
- void (*enable_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
- void (*disable_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
- void (*ack_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
- int (*is_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
- /* ctx */
- void (*save_ctx)(struct omap_mbox *mbox);
- void (*restore_ctx)(struct omap_mbox *mbox);
-};
-
-struct omap_mbox_queue {
- spinlock_t lock;
- struct request_queue *queue;
- struct work_struct work;
- int (*callback)(void *);
- struct omap_mbox *mbox;
-};
-
-struct omap_mbox {
- char *name;
- unsigned int irq;
-
- struct omap_mbox_queue *txq, *rxq;
-
- struct omap_mbox_ops *ops;
-
- mbox_msg_t seq_snd, seq_rcv;
-
- struct device *dev;
-
- struct omap_mbox *next;
- void *priv;
-
- void (*err_notify)(void);
-};
-
-int omap_mbox_msg_send(struct omap_mbox *, mbox_msg_t msg, void *);
-void omap_mbox_init_seq(struct omap_mbox *);
-
-struct omap_mbox *omap_mbox_get(const char *);
-void omap_mbox_put(struct omap_mbox *);
-
-int omap_mbox_register(struct device *parent, struct omap_mbox *);
-int omap_mbox_unregister(struct omap_mbox *);
-
-static inline void omap_mbox_save_ctx(struct omap_mbox *mbox)
-{
- if (!mbox->ops->save_ctx) {
- dev_err(mbox->dev, "%s:\tno save\n", __func__);
- return;
- }
-
- mbox->ops->save_ctx(mbox);
-}
-
-static inline void omap_mbox_restore_ctx(struct omap_mbox *mbox)
-{
- if (!mbox->ops->restore_ctx) {
- dev_err(mbox->dev, "%s:\tno restore\n", __func__);
- return;
- }
-
- mbox->ops->restore_ctx(mbox);
-}
-
-#endif /* MAILBOX_H */