[SCSI] QLOGICPTI: Do not unmap DMA unless we actually mapped something.
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / include / asm-frv / timex.h
blob2aa562fa067bf4e371a79b9ea3e80edf15e4504c
1 /* timex.h: FR-V architecture timex specifications
2 */
3 #ifndef _ASM_TIMEX_H
4 #define _ASM_TIMEX_H
6 #define CLOCK_TICK_RATE 1193180 /* Underlying HZ */
7 #define CLOCK_TICK_FACTOR 20 /* Factor of both 1000000 and CLOCK_TICK_RATE */
9 #define FINETUNE \
10 ((((((long)LATCH * HZ - CLOCK_TICK_RATE) << SHIFT_HZ) * \
11 (1000000/CLOCK_TICK_FACTOR) / (CLOCK_TICK_RATE/CLOCK_TICK_FACTOR)) \
12 << (SHIFT_SCALE-SHIFT_HZ)) / HZ)
14 typedef unsigned long cycles_t;
16 static inline cycles_t get_cycles(void)
18 return 0;
21 #define vxtime_lock() do {} while (0)
22 #define vxtime_unlock() do {} while (0)
24 #endif