Lines Matching defs:period

19  *   the currently running period.
21  *   period to complete first).
85 		/* Duty cycle defines LOW period of PWM */
88 		/* Duty cycle defines HIGH period of PWM */
121 	u64 duty, period;
129 	/* period = period_ns * ddata->clk_rate / NSEC_PER_SEC */
130 	period = mul_u64_u64_div_u64(period_ns, ddata->clk_rate, NSEC_PER_SEC);
131 	if (period > U32_MAX)
132 		period = U32_MAX;
135 	pwm_loongson_writel(ddata, period, LOONGSON_PWM_REG_PERIOD);
156 	ret = pwm_loongson_config(chip, pwm, state->duty_cycle, state->period);
169 	u32 duty, period, ctrl;
173 	period = pwm_loongson_readl(ddata, LOONGSON_PWM_REG_PERIOD);
176 	/* duty & period have a max of 2^32, so we can't overflow */
178 	state->period = DIV64_U64_ROUND_UP((u64)period * NSEC_PER_SEC, ddata->clk_rate);