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Searched refs:duty_ns (Results 1 - 25 of 68) sorted by relevance

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/kernel/linux/linux-5.10/include/linux/
H A Dpwm.h271 int duty_ns, int period_ns);
324 * @duty_ns: "on" time (in nanoseconds)
329 static inline int pwm_config(struct pwm_device *pwm, int duty_ns, in pwm_config() argument
337 if (duty_ns < 0 || period_ns < 0) in pwm_config()
341 if (state.duty_cycle == duty_ns && state.period == period_ns) in pwm_config()
344 state.duty_cycle = duty_ns; in pwm_config()
439 static inline int pwm_config(struct pwm_device *pwm, int duty_ns, in pwm_config() argument
/kernel/linux/linux-5.10/drivers/pwm/
H A Dpwm-omap-dmtimer.c145 * @duty_ns: New duty cycle in nano seconds
153 int duty_ns, int period_ns) in pwm_omap_dmtimer_config()
162 duty_ns, period_ns); in pwm_omap_dmtimer_config()
164 if (duty_ns == pwm_get_duty_cycle(pwm) && in pwm_omap_dmtimer_config()
199 duty_cycles = pwm_omap_dmtimer_get_clock_cycles(clk_rate, duty_ns); in pwm_omap_dmtimer_config()
211 duty_ns, clk_rate); in pwm_omap_dmtimer_config()
217 duty_ns, period_ns, clk_rate); in pwm_omap_dmtimer_config()
151 pwm_omap_dmtimer_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pwm_omap_dmtimer_config() argument
H A Dpwm-ab8500.c28 int duty_ns, int period_ns) in ab8500_pwm_config()
38 lower_val = duty_ns & 0x00FF; in ab8500_pwm_config()
43 higher_val = ((duty_ns & 0x0300) >> 8); in 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
H A Dpwm-samsung.c61 * @duty_ns: current duty time in nanoseconds programmed to the hardware
66 u32 duty_ns; member
304 int duty_ns, int period_ns, bool force_period) in __pwm_samsung_config()
331 dev_dbg(our_chip->chip.dev, "duty_ns=%d, period_ns=%d (%u)\n", in __pwm_samsung_config()
332 duty_ns, period_ns, period); in __pwm_samsung_config()
347 tcmp = duty_ns / tin_ns; in __pwm_samsung_config()
379 chan->duty_ns = duty_ns; in __pwm_samsung_config()
385 int duty_ns, int period_ns) in pwm_samsung_config()
387 return __pwm_samsung_config(chip, pwm, duty_ns, period_n in pwm_samsung_config()
303 __pwm_samsung_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns, bool force_period) __pwm_samsung_config() argument
384 pwm_samsung_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pwm_samsung_config() argument
[all...]
H A Dpwm-stmpe.c100 int duty_ns, int period_ns) in stmpe_24xx_pwm_config()
153 pwm->hwpwm, duty_ns, period_ns); in stmpe_24xx_pwm_config()
155 if (duty_ns == 0) { in stmpe_24xx_pwm_config()
163 } else if (duty_ns == period_ns) { in stmpe_24xx_pwm_config()
186 duty = duty_ns * 256; in stmpe_24xx_pwm_config()
99 stmpe_24xx_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) stmpe_24xx_pwm_config() argument
H A Dpwm-brcmstb.c94 * The PWM core framework specifies that the "duty_ns" parameter is in fact the
98 int duty_ns, int period_ns) in brcmstb_pwm_config()
106 * If asking for a duty_ns equal to period_ns, we need to substract in brcmstb_pwm_config()
110 if (duty_ns == period_ns) { in brcmstb_pwm_config()
130 tmp = (duty_ns + 1) * rate; in brcmstb_pwm_config()
138 if (pc == PWM_PERIOD_MIN || (dc < PWM_ON_MIN && duty_ns)) in brcmstb_pwm_config()
97 brcmstb_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) brcmstb_pwm_config() argument
H A Dpwm-lp3943.c96 int duty_ns, int period_ns) in lp3943_pwm_config()
128 duty_ns = min(duty_ns, period_ns); in lp3943_pwm_config()
129 val = (u8)(duty_ns * LP3943_MAX_DUTY / period_ns); in lp3943_pwm_config()
95 lp3943_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) lp3943_pwm_config() argument
H A Dpwm-twl-led.c59 int duty_ns, int period_ns) in twl4030_pwmled_config()
61 int duty_cycle = DIV_ROUND_UP(duty_ns * TWL4030_LED_MAX, period_ns) + 1; in twl4030_pwmled_config()
141 int duty_ns, int period_ns) in twl6030_pwmled_config()
143 int duty_cycle = (duty_ns * TWL6030_LED_MAX) / period_ns; in twl6030_pwmled_config()
58 twl4030_pwmled_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) twl4030_pwmled_config() argument
140 twl6030_pwmled_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) twl6030_pwmled_config() argument
H A Dpwm-pxa.c58 * duty_ns = 10^9 * (PRESCALE + 1) * DC / PWM_CLK_RATE
61 int duty_ns, int period_ns) in pxa_pwm_config()
84 if (duty_ns == period_ns) in pxa_pwm_config()
87 dc = (pv + 1) * duty_ns / period_ns; in pxa_pwm_config()
60 pxa_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pxa_pwm_config() argument
H A Dpwm-clps711x.c64 int duty_ns, int period_ns) in clps711x_pwm_config()
72 duty = clps711x_get_duty(pwm, duty_ns); in clps711x_pwm_config()
63 clps711x_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) clps711x_pwm_config() argument
H A Dpwm-imx1.c64 struct pwm_device *pwm, int duty_ns, int period_ns) in pwm_imx1_config()
76 * register to follow the ratio of duty_ns vs. period_ns in pwm_imx1_config()
87 p = max * duty_ns / period_ns; in pwm_imx1_config()
63 pwm_imx1_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pwm_imx1_config() argument
H A Dpwm-lpc32xx.c30 int duty_ns, int period_ns) in lpc32xx_pwm_config()
47 duty_cycles = div64_u64((unsigned long long)(period_ns - duty_ns) * 256, in lpc32xx_pwm_config()
29 lpc32xx_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) lpc32xx_pwm_config() argument
H A Dpwm-lpc18xx-sct.c134 * when duty_ns == period_ns. LPC18xx SCT allows to set a conflict in lpc18xx_pwm_set_conflict_res()
163 struct pwm_device *pwm, int duty_ns) in lpc18xx_pwm_config_duty()
169 val = (u64)duty_ns * lpc18xx_pwm->clk_rate; in lpc18xx_pwm_config_duty()
182 int duty_ns, int period_ns) in lpc18xx_pwm_config()
221 lpc18xx_pwm_config_duty(chip, pwm, duty_ns); in lpc18xx_pwm_config()
162 lpc18xx_pwm_config_duty(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns) lpc18xx_pwm_config_duty() argument
181 lpc18xx_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) lpc18xx_pwm_config() argument
H A Dpwm-pca9685.c250 int duty_ns, int period_ns) in pca9685_pwm_config()
286 if (duty_ns < 1) { in pca9685_pwm_config()
297 if (duty_ns == period_ns) { in pca9685_pwm_config()
324 duty = PCA9685_COUNTER_RANGE * (unsigned long long)duty_ns; in pca9685_pwm_config()
249 pca9685_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pca9685_pwm_config() argument
/kernel/linux/linux-6.6/drivers/pwm/
H A Dpwm-omap-dmtimer.c145 * @duty_ns: New duty cycle in nano seconds
153 int duty_ns, int period_ns) in pwm_omap_dmtimer_config()
162 duty_ns, period_ns); in pwm_omap_dmtimer_config()
164 if (duty_ns == pwm_get_duty_cycle(pwm) && in pwm_omap_dmtimer_config()
199 duty_cycles = pwm_omap_dmtimer_get_clock_cycles(clk_rate, duty_ns); in pwm_omap_dmtimer_config()
211 duty_ns, clk_rate); in pwm_omap_dmtimer_config()
217 duty_ns, period_ns, clk_rate); in pwm_omap_dmtimer_config()
151 pwm_omap_dmtimer_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pwm_omap_dmtimer_config() argument
H A Dpwm-samsung.c61 * @duty_ns: current duty time in nanoseconds programmed to the hardware
66 u32 duty_ns; member
318 int duty_ns, int period_ns, bool force_period) in __pwm_samsung_config()
337 dev_dbg(our_chip->chip.dev, "duty_ns=%d, period_ns=%d (%u)\n", in __pwm_samsung_config()
338 duty_ns, period_ns, period); in __pwm_samsung_config()
353 tcmp = duty_ns / tin_ns; in __pwm_samsung_config()
385 chan->duty_ns = duty_ns; in __pwm_samsung_config()
391 int duty_ns, int period_ns) in pwm_samsung_config()
393 return __pwm_samsung_config(chip, pwm, duty_ns, period_n in pwm_samsung_config()
317 __pwm_samsung_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns, bool force_period) __pwm_samsung_config() argument
390 pwm_samsung_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) pwm_samsung_config() argument
[all...]
H A Dpwm-brcmstb.c93 * The PWM core framework specifies that the "duty_ns" parameter is in fact the
97 u64 duty_ns, u64 period_ns) in brcmstb_pwm_config()
105 * If asking for a duty_ns equal to period_ns, we need to substract in brcmstb_pwm_config()
109 if (duty_ns == period_ns) { in brcmstb_pwm_config()
126 dc = mul_u64_u64_div_u64(duty_ns + 1, rate, NSEC_PER_SEC); in brcmstb_pwm_config()
132 if (pc == PWM_PERIOD_MIN || (dc < PWM_ON_MIN && duty_ns)) in brcmstb_pwm_config()
96 brcmstb_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, u64 duty_ns, u64 period_ns) brcmstb_pwm_config() argument
H A Dpwm-stmpe.c99 int duty_ns, int period_ns) in stmpe_24xx_pwm_config()
154 pwm->hwpwm, duty_ns, period_ns); in stmpe_24xx_pwm_config()
156 if (duty_ns == 0) { in stmpe_24xx_pwm_config()
164 } else if (duty_ns == period_ns) { in stmpe_24xx_pwm_config()
187 duty = duty_ns * 256; in stmpe_24xx_pwm_config()
98 stmpe_24xx_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) stmpe_24xx_pwm_config() argument
H A Dpwm-pxa.c66 * duty_ns = 10^9 * (PRESCALE + 1) * DC / PWM_CLK_RATE
69 u64 duty_ns, u64 period_ns) in pxa_pwm_config()
91 if (duty_ns == period_ns) in pxa_pwm_config()
94 dc = mul_u64_u64_div_u64(pv + 1, duty_ns, period_ns); in pxa_pwm_config()
68 pxa_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, u64 duty_ns, u64 period_ns) pxa_pwm_config() argument
H A Dpwm-lp3943.c96 u64 duty_ns, u64 period_ns) in lp3943_pwm_config()
133 duty_ns = min(duty_ns, period_ns); in lp3943_pwm_config()
134 val = (u8)((int)duty_ns * LP3943_MAX_DUTY / (int)period_ns); in lp3943_pwm_config()
95 lp3943_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, u64 duty_ns, u64 period_ns) lp3943_pwm_config() argument
H A Dpwm-twl-led.c75 int duty_ns, int period_ns) in twl4030_pwmled_config()
77 int duty_cycle = DIV_ROUND_UP(duty_ns * TWL4030_LED_MAX, period_ns) + 1; in twl4030_pwmled_config()
196 int duty_ns, int period_ns) in twl6030_pwmled_config()
198 int duty_cycle = (duty_ns * TWL6030_LED_MAX) / period_ns; in twl6030_pwmled_config()
74 twl4030_pwmled_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) twl4030_pwmled_config() argument
195 twl6030_pwmled_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) twl6030_pwmled_config() argument
H A Dpwm-imx1.c63 struct pwm_device *pwm, u64 duty_ns, u64 period_ns) in pwm_imx1_config()
75 * register to follow the ratio of duty_ns vs. period_ns in pwm_imx1_config()
86 p = mul_u64_u64_div_u64(max, duty_ns, period_ns); in pwm_imx1_config()
62 pwm_imx1_config(struct pwm_chip *chip, struct pwm_device *pwm, u64 duty_ns, u64 period_ns) pwm_imx1_config() argument
H A Dpwm-lpc32xx.c30 int duty_ns, int period_ns) in lpc32xx_pwm_config()
47 duty_cycles = div64_u64((unsigned long long)(period_ns - duty_ns) * 256, in lpc32xx_pwm_config()
29 lpc32xx_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) lpc32xx_pwm_config() argument
H A Dpwm-lpc18xx-sct.c138 * when duty_ns == period_ns. LPC18xx SCT allows to set a conflict in lpc18xx_pwm_set_conflict_res()
172 struct pwm_device *pwm, u64 duty_ns) in lpc18xx_pwm_config_duty()
180 * With duty_ns <= period_ns < max_period_ns this also fits into an u32. in lpc18xx_pwm_config_duty()
182 val = mul_u64_u64_div_u64(duty_ns, lpc18xx_pwm->clk_rate, NSEC_PER_SEC); in lpc18xx_pwm_config_duty()
194 int duty_ns, int period_ns) in lpc18xx_pwm_config()
233 lpc18xx_pwm_config_duty(chip, pwm, duty_ns); in lpc18xx_pwm_config()
171 lpc18xx_pwm_config_duty(struct pwm_chip *chip, struct pwm_device *pwm, u64 duty_ns) lpc18xx_pwm_config_duty() argument
193 lpc18xx_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns, int period_ns) lpc18xx_pwm_config() argument
/kernel/linux/linux-6.6/include/linux/
H A Dpwm.h318 * @duty_ns: "on" time (in nanoseconds)
323 static inline int pwm_config(struct pwm_device *pwm, int duty_ns, in pwm_config() argument
331 if (duty_ns < 0 || period_ns < 0) in pwm_config()
335 if (state.duty_cycle == duty_ns && state.period == period_ns) in pwm_config()
338 state.duty_cycle = duty_ns; in pwm_config()
423 static inline int pwm_config(struct pwm_device *pwm, int duty_ns, in pwm_config() argument

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