| /linux-4.1.27/drivers/staging/iio/trigger/ |
| H A D | iio-trig-bfin-timer.h | 8 * @duty_ns: Length of the trigger pulse in nanoseconds.
14 * duty_ns are used to configure the type of the trigger pulse. If output_enable
16 * and duty_ns are ignored.
21 unsigned int duty_ns; member in struct:iio_bfin_timer_trigger_pdata
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| H A D | iio-trig-bfin-timer.c | 232 val = (unsigned long long)get_sclk() * pdata->duty_ns; iio_bfin_tmr_trigger_probe()
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| /linux-4.1.27/drivers/pwm/ |
| H A D | pwm-imx.c | 59 struct pwm_device *pwm, int duty_ns, int period_ns);
66 struct pwm_device *pwm, int duty_ns, int period_ns) imx_pwm_config_v1()
77 * register to follow the ratio of duty_ns vs. period_ns imx_pwm_config_v1()
88 u32 p = max * duty_ns / period_ns; imx_pwm_config_v1()
110 struct pwm_device *pwm, int duty_ns, int period_ns) imx_pwm_config_v2()
159 c = (unsigned long long)period_cycles * duty_ns; imx_pwm_config_v2()
203 struct pwm_device *pwm, int duty_ns, int period_ns) imx_pwm_config()
212 ret = imx->config(chip, pwm, duty_ns, period_ns); imx_pwm_config()
251 struct pwm_device *pwm, int duty_ns, int period_ns);
65 imx_pwm_config_v1(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) imx_pwm_config_v1() argument
109 imx_pwm_config_v2(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) imx_pwm_config_v2() argument
202 imx_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) imx_pwm_config() argument
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| H A D | pwm-lpss.c | 56 int duty_ns, int period_ns) pwm_lpss_config()
78 if (duty_ns <= 0) pwm_lpss_config()
79 duty_ns = 1; pwm_lpss_config()
80 on_time_div = 255 - (255 * duty_ns / period_ns); pwm_lpss_config()
55 pwm_lpss_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pwm_lpss_config() argument
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| H A D | pwm-puv3.c | 39 * duty_ns = 10^9 * (PRESCALE + 1) * DC / PWM_CLK_RATE
42 int duty_ns, int period_ns) puv3_pwm_config()
62 if (duty_ns == period_ns) puv3_pwm_config()
65 dc = (pv + 1) * duty_ns / period_ns; puv3_pwm_config()
41 puv3_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) puv3_pwm_config() argument
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| H A D | pwm-ab8500.c | 28 int duty_ns, int period_ns) ab8500_pwm_config()
38 lower_val = duty_ns & 0x00FF; ab8500_pwm_config()
43 higher_val = ((duty_ns & 0x0300) >> 8); ab8500_pwm_config()
27 ab8500_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) ab8500_pwm_config() argument
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| H A D | pwm-pxa.c | 61 * duty_ns = 10^9 * (PRESCALE + 1) * DC / PWM_CLK_RATE
64 int duty_ns, int period_ns) pxa_pwm_config()
87 if (duty_ns == period_ns) pxa_pwm_config()
90 dc = (pv + 1) * duty_ns / period_ns; pxa_pwm_config()
63 pxa_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pxa_pwm_config() argument
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| H A D | pwm-spear.c | 78 int duty_ns, int period_ns) spear_pwm_config()
86 * Find pv, dc and prescale to suit duty_ns and period_ns. This is done spear_pwm_config()
90 * duty_ns = 10^9 * (PRESCALE + 1) * DC / PWM_CLK_RATE spear_pwm_config()
93 * DC = (PWM_CLK_RATE * duty_ns) / (10^9 * (PRESCALE + 1)) spear_pwm_config()
101 val = clk_rate * duty_ns; spear_pwm_config()
104 /* if duty_ns and period_ns are not achievable then return */ spear_pwm_config()
77 spear_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) spear_pwm_config() argument
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| H A D | pwm-bcm-kona.c | 95 int duty_ns, int period_ns) kona_pwmc_config()
103 * Find period count, duty count and prescale to suit duty_ns and kona_pwmc_config()
107 * duty_ns = 10^9 * (PRESCALE + 1) * DC / PWM_CLK_RATE kona_pwmc_config()
110 * DC = (PWM_CLK_RATE * duty_ns) / (10^9 * (PRESCALE + 1)) kona_pwmc_config()
120 val = rate * duty_ns; kona_pwmc_config()
123 /* If duty_ns or period_ns are not achievable then return */ kona_pwmc_config()
94 kona_pwmc_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) kona_pwmc_config() argument
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| H A D | pwm-bfin.c | 66 int duty_ns, int period_ns) bfin_pwm_config()
76 val = (unsigned long long)period * duty_ns; bfin_pwm_config()
65 bfin_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) bfin_pwm_config() argument
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| H A D | pwm-lpc32xx.c | 35 int duty_ns, int period_ns) lpc32xx_pwm_config()
66 c = 256 * duty_ns; lpc32xx_pwm_config()
34 lpc32xx_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) lpc32xx_pwm_config() argument
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| H A D | pwm-samsung.c | 63 * @duty_ns: current duty time in nanoseconds programmed to the hardware
68 u32 duty_ns; member in struct:samsung_pwm_channel
292 int duty_ns, int period_ns) pwm_samsung_config()
306 if (period_ns == chan->period_ns && duty_ns == chan->duty_ns) pwm_samsung_config()
322 dev_dbg(our_chip->chip.dev, "duty_ns=%d, period_ns=%d (%u)\n", pwm_samsung_config()
323 duty_ns, period_ns, period); pwm_samsung_config()
338 tcmp = duty_ns / tin_ns; pwm_samsung_config()
370 chan->duty_ns = duty_ns; pwm_samsung_config()
603 chan->duty_ns = 0; pwm_samsung_suspend()
291 pwm_samsung_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pwm_samsung_config() argument
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| H A D | pwm-pca9685.c | 70 int duty_ns, int period_ns) pca9685_pwm_config()
76 if (duty_ns < 1) { pca9685_pwm_config()
87 if (duty_ns == period_ns) { pca9685_pwm_config()
98 duty = 4096 * (unsigned long long)duty_ns; pca9685_pwm_config()
69 pca9685_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pca9685_pwm_config() argument
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| H A D | pwm-twl-led.c | 70 int duty_ns, int period_ns) twl4030_pwmled_config()
72 int duty_cycle = DIV_ROUND_UP(duty_ns * TWL4030_LED_MAX, period_ns) + 1; twl4030_pwmled_config()
152 int duty_ns, int period_ns) twl6030_pwmled_config()
154 int duty_cycle = (duty_ns * TWL6030_LED_MAX) / period_ns; twl6030_pwmled_config()
69 twl4030_pwmled_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) twl4030_pwmled_config() argument
151 twl6030_pwmled_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) twl6030_pwmled_config() argument
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| H A D | pwm-bcm2835.c | 66 int duty_ns, int period_ns) bcm2835_pwm_config()
76 writel(duty_ns / pc->scaler, pc->base + DUTY(pwm->hwpwm)); bcm2835_pwm_config()
65 bcm2835_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) bcm2835_pwm_config() argument
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| H A D | pwm-clps711x.c | 69 int duty_ns, int period_ns) clps711x_pwm_config()
77 duty = clps711x_get_duty(pwm, duty_ns); clps711x_pwm_config()
68 clps711x_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) clps711x_pwm_config() argument
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| H A D | pwm-ep93xx.c | 71 int duty_ns, int period_ns) ep93xx_pwm_config()
97 c *= duty_ns; ep93xx_pwm_config()
70 ep93xx_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) ep93xx_pwm_config() argument
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| H A D | pwm-jz4740.c | 109 int duty_ns, int period_ns) jz4740_pwm_config()
130 tmp = (unsigned long long)period * duty_ns; jz4740_pwm_config()
108 jz4740_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) jz4740_pwm_config() argument
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| H A D | pwm-mxs.c | 51 int duty_ns, int period_ns) mxs_pwm_config()
72 c *= duty_ns; mxs_pwm_config()
50 mxs_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) mxs_pwm_config() argument
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| H A D | pwm-tegra.c | 67 int duty_ns, int period_ns) tegra_pwm_config()
76 * Convert from duty_ns / period_ns to a fixed number of duty ticks tegra_pwm_config()
80 c = duty_ns * ((1 << PWM_DUTY_WIDTH) - 1) + period_ns / 2; tegra_pwm_config()
66 tegra_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) tegra_pwm_config() argument
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| H A D | pwm-tiecap.c | 63 * duty_ns = 10^9 * duty_cycles / PWM_CLK_RATE
66 int duty_ns, int period_ns) ecap_pwm_config()
86 c = c * duty_ns; ecap_pwm_config()
65 ecap_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) ecap_pwm_config() argument
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| H A D | pwm-fsl-ftm.c | 221 unsigned long duty_ns) fsl_pwm_calculate_duty()
227 duty = (unsigned long long)duty_ns * (val + 1); fsl_pwm_calculate_duty()
234 int duty_ns, int period_ns) fsl_pwm_config()
254 if (!fpc->period_ns && duty_ns) { fsl_pwm_config()
271 duty = fsl_pwm_calculate_duty(fpc, period_ns, duty_ns); fsl_pwm_config()
219 fsl_pwm_calculate_duty(struct fsl_pwm_chip *fpc, unsigned long period_ns, unsigned long duty_ns) fsl_pwm_calculate_duty() argument
233 fsl_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) fsl_pwm_config() argument
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| H A D | core.c | 403 * @duty_ns: "on" time (in nanoseconds)
406 int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns) pwm_config() argument
410 if (!pwm || duty_ns < 0 || period_ns <= 0 || duty_ns > period_ns) pwm_config()
413 err = pwm->chip->ops->config(pwm->chip, pwm, duty_ns, period_ns); pwm_config()
417 pwm->duty_cycle = duty_ns; pwm_config()
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| H A D | pwm-renesas-tpu.c | 253 int duty_ns, int period_ns) tpu_pwm_config()
283 if (duty_ns) { tpu_pwm_config()
285 / (NSEC_PER_SEC / duty_ns); tpu_pwm_config()
252 tpu_pwm_config(struct pwm_chip *chip, struct pwm_device *_pwm, int duty_ns, int period_ns) tpu_pwm_config() argument
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| H A D | pwm-sti.c | 116 int duty_ns, int period_ns) sti_pwm_config()
175 pwmvalx = cdata->max_pwm_cnt * duty_ns / period_ns; sti_pwm_config()
187 prescale, period_ns, duty_ns, pwmvalx); sti_pwm_config()
115 sti_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) sti_pwm_config() argument
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| H A D | pwm-atmel-hlcdc.c | 54 int duty_ns, int period_ns) atmel_hlcdc_pwm_config()
59 u64 pwmcval = duty_ns * 256; atmel_hlcdc_pwm_config()
52 atmel_hlcdc_pwm_config(struct pwm_chip *c, struct pwm_device *pwm, int duty_ns, int period_ns) atmel_hlcdc_pwm_config() argument
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| H A D | pwm-img.c | 89 int duty_ns, int period_ns) img_pwm_config()
124 duty = DIV_ROUND_UP(timebase * duty_ns, period_ns); img_pwm_config()
88 img_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) img_pwm_config() argument
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| H A D | pwm-lp3943.c | 99 int duty_ns, int period_ns) lp3943_pwm_config()
131 val = (u8)(duty_ns * LP3943_MAX_DUTY / period_ns); lp3943_pwm_config()
98 lp3943_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) lp3943_pwm_config() argument
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| H A D | pwm-rockchip.c | 102 int duty_ns, int period_ns) rockchip_pwm_config()
120 div = clk_rate * duty_ns; rockchip_pwm_config()
101 rockchip_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) rockchip_pwm_config() argument
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| H A D | pwm-sun4i.c | 99 int duty_ns, int period_ns) sun4i_pwm_config()
143 div *= duty_ns; sun4i_pwm_config()
98 sun4i_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) sun4i_pwm_config() argument
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| H A D | pwm-twl.c | 72 int duty_ns, int period_ns) twl_pwm_config()
74 int duty_cycle = DIV_ROUND_UP(duty_ns * TWL_PWM_MAX, period_ns) + 1; twl_pwm_config()
71 twl_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) twl_pwm_config() argument
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| H A D | pwm-vt8500.c | 81 int duty_ns, int period_ns) vt8500_pwm_config()
112 c = (unsigned long long)pv * duty_ns; vt8500_pwm_config()
80 vt8500_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) vt8500_pwm_config() argument
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| H A D | pwm-tiehrpwm.c | 234 * duty_ns = 10^9 * (ps_divval * duty_cycles) / PWM_CLK_RATE
237 int duty_ns, int period_ns) ehrpwm_pwm_config()
258 c = c * duty_ns; ehrpwm_pwm_config()
236 ehrpwm_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) ehrpwm_pwm_config() argument
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| H A D | pwm-atmel-tcb.c | 271 int duty_ns, int period_ns) atmel_tcb_pwm_config()
317 duty = div_u64(duty_ns, min); atmel_tcb_pwm_config()
270 atmel_tcb_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) atmel_tcb_pwm_config() argument
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| H A D | pwm-atmel.c | 102 int duty_ns, int period_ns) atmel_pwm_config()
132 div *= duty_ns; atmel_pwm_config()
101 atmel_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) atmel_pwm_config() argument
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| /linux-4.1.27/include/linux/ |
| H A D | pwm.h | 24 int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns);
45 static inline int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns) pwm_config() argument
140 int duty_ns, int period_ns);
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