Commit 01898e3e authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

i8253: Cleanup outb/inb magic 



Remove the hysterical outb/inb_pit defines and use outb_p/inb_p in the
code.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: John Stultz <john.stultz@linaro.org>
Link: http://lkml.kernel.org/r/20110609130622.348437125@linutronix.de
parent 8560a6cf

arch/x86/kernel/apm_32.c

+3 −3
Original line number Diff line number Diff line
@@ -1220,11 +1220,11 @@ static void reinit_timer(void) 


	raw_spin_lock_irqsave(&i8253_lock, flags);

	/* set the clock to HZ */

	outb_pit(0x34, PIT_MODE);		/* binary, mode 2, LSB/MSB, ch 0 */

	outb_p(0x34, PIT_MODE);		/* binary, mode 2, LSB/MSB, ch 0 */

	udelay(10);

	outb_pit(LATCH & 0xff, PIT_CH0);	/* LSB */

	outb_p(LATCH & 0xff, PIT_CH0);	/* LSB */

	udelay(10);

	outb_pit(LATCH >> 8, PIT_CH0);	/* MSB */

	outb_p(LATCH >> 8, PIT_CH0);	/* MSB */

	udelay(10);

	raw_spin_unlock_irqrestore(&i8253_lock, flags);

#endif

include/linux/i8253.h

+0 −3
Original line number Diff line number Diff line
@@ -20,9 +20,6 @@ 


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



#define inb_pit         inb_p

#define outb_pit        outb_p



extern raw_spinlock_t i8253_lock;

extern struct clock_event_device i8253_clockevent;

extern void clockevent_i8253_init(bool oneshot);

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