jiffies: remove unused macros
The x86 hpet cleanups allow removal of some unused macros. Signed-off-by: Chris Wright <chrisw@sous-sol.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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@ -36,8 +36,6 @@
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/* LATCH is used in the interval timer and ftape setup. */
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#define LATCH ((CLOCK_TICK_RATE + HZ/2) / HZ) /* For divider */
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#define LATCH_HPET ((HPET_TICK_RATE + HZ/2) / HZ)
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/* Suppose we want to devide two numbers NOM and DEN: NOM/DEN, the we can
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* improve accuracy by shifting LSH bits, hence calculating:
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* (NOM << LSH) / DEN
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@ -53,13 +51,9 @@
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/* HZ is the requested value. ACTHZ is actual HZ ("<< 8" is for accuracy) */
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#define ACTHZ (SH_DIV (CLOCK_TICK_RATE, LATCH, 8))
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#define ACTHZ_HPET (SH_DIV (HPET_TICK_RATE, LATCH_HPET, 8))
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/* TICK_NSEC is the time between ticks in nsec assuming real ACTHZ */
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#define TICK_NSEC (SH_DIV (1000000UL * 1000, ACTHZ, 8))
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#define TICK_NSEC_HPET (SH_DIV(1000000UL * 1000, ACTHZ_HPET, 8))
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/* TICK_USEC is the time between ticks in usec assuming fake USER_HZ */
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#define TICK_USEC ((1000000UL + USER_HZ/2) / USER_HZ)
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