Commit 9ae0ee00 authored by Hiroshi DOYU's avatar Hiroshi DOYU Committed by Tony Lindgren
Browse files

omap mailbox: move mailbox.h into mailbox.c 



no need to keep mailbox.h separately.

Signed-off-by: default avatarHiroshi DOYU <Hiroshi.DOYU@nokia.com>
parent c75ee752

arch/arm/plat-omap/mailbox.c

+85 −1
Original line number Diff line number Diff line
@@ -31,11 +31,95 @@ 
#include <linux/delay.h>

#include <linux/io.h>

#include <mach/mailbox.h>

#include "mailbox.h"



static struct omap_mbox *mboxes;

static DEFINE_RWLOCK(mboxes_lock);



/*

 * Mailbox sequence bit API

 */

#if defined(CONFIG_ARCH_OMAP1)

#  define MBOX_USE_SEQ_BIT

#elif defined(CONFIG_ARCH_OMAP2)

#  define MBOX_USE_SEQ_BIT

#endif



#ifdef MBOX_USE_SEQ_BIT

/* seq_rcv should be initialized with any value other than

 * 0 and 1 << 31, to allow either value for the first

 * message.  */

static inline void mbox_seq_init(struct omap_mbox *mbox)

{

	/* any value other than 0 and 1 << 31 */

	mbox->seq_rcv = 0xffffffff;

}



static inline void mbox_seq_toggle(struct omap_mbox *mbox, mbox_msg_t * msg)

{

	/* add seq_snd to msg */

	*msg = (*msg & 0x7fffffff) | mbox->seq_snd;

	/* flip seq_snd */

	mbox->seq_snd ^= 1 << 31;

}



static inline int mbox_seq_test(struct omap_mbox *mbox, mbox_msg_t msg)

{

	mbox_msg_t seq = msg & (1 << 31);

	if (seq == mbox->seq_rcv)

		return -1;

	mbox->seq_rcv = seq;

	return 0;

}

#else

static inline void mbox_seq_init(struct omap_mbox *mbox)

{

}

static inline void mbox_seq_toggle(struct omap_mbox *mbox, mbox_msg_t * msg)

{

}

static inline int mbox_seq_test(struct omap_mbox *mbox, mbox_msg_t msg)

{

	return 0;

}

#endif



/* Mailbox FIFO handle functions */

static inline mbox_msg_t mbox_fifo_read(struct omap_mbox *mbox)

{

	return mbox->ops->fifo_read(mbox);

}

static inline void mbox_fifo_write(struct omap_mbox *mbox, mbox_msg_t msg)

{

	mbox->ops->fifo_write(mbox, msg);

}

static inline int mbox_fifo_empty(struct omap_mbox *mbox)

{

	return mbox->ops->fifo_empty(mbox);

}

static inline int mbox_fifo_full(struct omap_mbox *mbox)

{

	return mbox->ops->fifo_full(mbox);

}



/* Mailbox IRQ handle functions */

static inline void enable_mbox_irq(struct omap_mbox *mbox, omap_mbox_irq_t irq)

{

	mbox->ops->enable_irq(mbox, irq);

}

static inline void disable_mbox_irq(struct omap_mbox *mbox, omap_mbox_irq_t irq)

{

	mbox->ops->disable_irq(mbox, irq);

}

static inline void ack_mbox_irq(struct omap_mbox *mbox, omap_mbox_irq_t irq)

{

	if (mbox->ops->ack_irq)

		mbox->ops->ack_irq(mbox, irq);

}

static inline int is_mbox_irq(struct omap_mbox *mbox, omap_mbox_irq_t irq)

{

	return mbox->ops->is_irq(mbox, irq);

}



/* Mailbox Sequence Bit function */

void omap_mbox_init_seq(struct omap_mbox *mbox)

{

arch/arm/plat-omap/mailbox.h

deleted100644 → 0
+0 −100
Original line number Diff line number Diff line 
/*

 * Mailbox internal functions

 *

 * Copyright (C) 2006 Nokia Corporation

 * Written by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>

 *

 * This file is subject to the terms and conditions of the GNU General Public

 * License.  See the file "COPYING" in the main directory of this archive

 * for more details.

 */



#ifndef __ARCH_ARM_PLAT_MAILBOX_H

#define __ARCH_ARM_PLAT_MAILBOX_H



/*

 * Mailbox sequence bit API

 */

#if defined(CONFIG_ARCH_OMAP1)

#  define MBOX_USE_SEQ_BIT

#elif defined(CONFIG_ARCH_OMAP2)

#  define MBOX_USE_SEQ_BIT

#endif



#ifdef MBOX_USE_SEQ_BIT

/* seq_rcv should be initialized with any value other than

 * 0 and 1 << 31, to allow either value for the first

 * message.  */

static inline void mbox_seq_init(struct omap_mbox *mbox)

{

	/* any value other than 0 and 1 << 31 */

	mbox->seq_rcv = 0xffffffff;

}



static inline void mbox_seq_toggle(struct omap_mbox *mbox, mbox_msg_t * msg)

{

	/* add seq_snd to msg */

	*msg = (*msg & 0x7fffffff) | mbox->seq_snd;

	/* flip seq_snd */

	mbox->seq_snd ^= 1 << 31;

}



static inline int mbox_seq_test(struct omap_mbox *mbox, mbox_msg_t msg)

{

	mbox_msg_t seq = msg & (1 << 31);

	if (seq == mbox->seq_rcv)

		return -1;

	mbox->seq_rcv = seq;

	return 0;

}

#else

static inline void mbox_seq_init(struct omap_mbox *mbox)

{

}

static inline void mbox_seq_toggle(struct omap_mbox *mbox, mbox_msg_t * msg)

{

}

static inline int mbox_seq_test(struct omap_mbox *mbox, mbox_msg_t msg)

{

	return 0;

}

#endif



/* Mailbox FIFO handle functions */

static inline mbox_msg_t mbox_fifo_read(struct omap_mbox *mbox)

{

	return mbox->ops->fifo_read(mbox);

}

static inline void mbox_fifo_write(struct omap_mbox *mbox, mbox_msg_t msg)

{

	mbox->ops->fifo_write(mbox, msg);

}

static inline int mbox_fifo_empty(struct omap_mbox *mbox)

{

	return mbox->ops->fifo_empty(mbox);

}

static inline int mbox_fifo_full(struct omap_mbox *mbox)

{

	return mbox->ops->fifo_full(mbox);

}



/* Mailbox IRQ handle functions */

static inline void enable_mbox_irq(struct omap_mbox *mbox, omap_mbox_irq_t irq)

{

	mbox->ops->enable_irq(mbox, irq);

}

static inline void disable_mbox_irq(struct omap_mbox *mbox, omap_mbox_irq_t irq)

{

	mbox->ops->disable_irq(mbox, irq);

}

static inline void ack_mbox_irq(struct omap_mbox *mbox, omap_mbox_irq_t irq)

{

	if (mbox->ops->ack_irq)

		mbox->ops->ack_irq(mbox, irq);

}

static inline int is_mbox_irq(struct omap_mbox *mbox, omap_mbox_irq_t irq)

{

	return mbox->ops->is_irq(mbox, irq);

}



#endif				/* __ARCH_ARM_PLAT_MAILBOX_H */

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