diff options
Diffstat (limited to 'drivers/mailbox/omap-mbox.h')
-rw-r--r-- | drivers/mailbox/omap-mbox.h | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/drivers/mailbox/omap-mbox.h b/drivers/mailbox/omap-mbox.h deleted file mode 100644 index 86d7518cd13b..000000000000 --- a/drivers/mailbox/omap-mbox.h +++ /dev/null @@ -1,67 +0,0 @@ -/* - * omap-mbox.h: OMAP mailbox internal definitions - * - * 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_MBOX_H -#define OMAP_MBOX_H - -#include <linux/device.h> -#include <linux/interrupt.h> -#include <linux/kfifo.h> -#include <linux/spinlock.h> -#include <linux/workqueue.h> -#include <linux/omap-mailbox.h> - -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 kfifo fifo; - struct work_struct work; - struct tasklet_struct tasklet; - struct omap_mbox *mbox; - bool full; -}; - -struct omap_mbox { - const char *name; - int irq; - struct omap_mbox_queue *txq, *rxq; - struct omap_mbox_ops *ops; - struct device *dev; - void *priv; - int use_count; - struct blocking_notifier_head notifier; -}; - -int omap_mbox_register(struct device *parent, struct omap_mbox **); -int omap_mbox_unregister(void); - -#endif /* OMAP_MBOX_H */ |