*/
void __udelay(unsigned long usecs)
{
- signed long ioclk, stop;
+ unsigned long start, stop, cnt;
/* usecs * CLK / 1E6 */
stop = __muldiv64u(usecs, MN10300_TSCCLK, 1000000);
- stop = TMTSCBC - stop;
+ start = TMTSCBC;
do {
- ioclk = TMTSCBC;
- } while (stop < ioclk);
+ cnt = start - TMTSCBC;
+ } while (cnt < stop);
}
EXPORT_SYMBOL(__udelay);