Lines Matching defs:ns
76 * @ns: time frame in nano seconds.
78 * Return number of clock cycles in a given period(ins ns).
80 static u32 pwm_omap_dmtimer_get_clock_cycles(unsigned long clk_rate, int ns)
82 return DIV_ROUND_CLOSEST_ULL((u64)clk_rate * ns, NSEC_PER_SEC);
156 dev_dbg(pwmchip_parent(chip), "requested duty cycle: %d ns, period: %d ns\n",
198 "period %d ns too short for clock rate %lu Hz\n",
205 "duty cycle %d ns is too short for clock rate %lu Hz\n",
211 "duty cycle %d ns is too long for period %d ns at clock rate %lu Hz\n",
217 dev_dbg(pwmchip_parent(chip), "effective duty cycle: %lld ns, period: %lld ns\n",