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i8253: Unify all kernel declarations of i8253_lock
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-mips@linux-mips.org
Link: http://lkml.kernel.org/r/20110601180610.134151920@duck.linux-mips.net
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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Ralf Baechle authored and Thomas Gleixner committed Jun 9, 2011
1 parent 334955e commit cb2455a
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Showing 4 changed files with 14 additions and 31 deletions.
9 changes: 0 additions & 9 deletions arch/arm/include/asm/i8253.h
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@@ -1,15 +1,6 @@
#ifndef __ASMARM_I8253_H
#define __ASMARM_I8253_H

/* i8253A PIT registers */
#define PIT_MODE 0x43
#define PIT_CH0 0x40

#define PIT_LATCH ((PIT_TICK_RATE + HZ / 2) / HZ)

extern raw_spinlock_t i8253_lock;

#define outb_pit outb_p
#define inb_pit inb_p

#endif
12 changes: 0 additions & 12 deletions arch/mips/include/asm/i8253.h
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Expand Up @@ -5,20 +5,8 @@
#ifndef __ASM_I8253_H
#define __ASM_I8253_H

#include <linux/spinlock.h>

/* i8253A PIT registers */
#define PIT_MODE 0x43
#define PIT_CH0 0x40
#define PIT_CH2 0x42

#define PIT_LATCH LATCH

extern raw_spinlock_t i8253_lock;

extern void setup_pit_timer(void);

#define inb_pit inb_p
#define outb_pit outb_p

#endif /* __ASM_I8253_H */
10 changes: 0 additions & 10 deletions arch/x86/include/asm/i8253.h
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@@ -1,20 +1,10 @@
#ifndef _ASM_X86_I8253_H
#define _ASM_X86_I8253_H

/* i8253A PIT registers */
#define PIT_MODE 0x43
#define PIT_CH0 0x40
#define PIT_CH2 0x42

#define PIT_LATCH LATCH

extern raw_spinlock_t i8253_lock;

extern struct clock_event_device *global_clock_event;

extern void setup_pit_timer(void);

#define inb_pit inb_p
#define outb_pit outb_p

#endif /* _ASM_X86_I8253_H */
14 changes: 14 additions & 0 deletions include/linux/i8253.h
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Expand Up @@ -2,10 +2,24 @@
* 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.
*
* Machine specific IO port address definition for generic.
* Written by Osamu Tomita <tomita@cinet.co.jp>
*/
#ifndef __LINUX_I8253_H
#define __LINUX_I8253_H

#include <linux/spinlock.h>
#include <asm/i8253.h>

/* i8253A PIT registers */
#define PIT_MODE 0x43
#define PIT_CH0 0x40
#define PIT_CH2 0x42

#define inb_pit inb_p
#define outb_pit outb_p

extern raw_spinlock_t i8253_lock;

#endif /* __LINUX_I8253_H */

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