i8253: Cleanup outb/inb magic

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

Signed-off-by: Thomas 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
diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c
index a30740e..0371c48 100644
--- a/arch/x86/kernel/apm_32.c
+++ b/arch/x86/kernel/apm_32.c
@@ -1220,11 +1220,11 @@
 
 	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