/linux/drivers/gpu/drm/nouveau/nvkm/subdev/therm/ |
H A D | fanpwm.c | 44 u32 divs, duty; in nvkm_fanpwm_get() local 47 ret = therm->func->pwm_get(therm, fan->func.line, &divs, &duty); in nvkm_fanpwm_get() 49 divs = max(divs, duty); in nvkm_fanpwm_get() 51 duty = divs - duty; in nvkm_fanpwm_get() 52 return (duty * 100) / divs; in nvkm_fanpwm_get() 63 u32 divs, duty; in nvkm_fanpwm_set() local 74 duty = ((divs * percent) + 99) / 100; in nvkm_fanpwm_set() 76 duty = divs - duty; in nvkm_fanpwm_set() 78 ret = therm->func->pwm_set(therm, fan->func.line, divs, duty); in nvkm_fanpwm_set() 91 u32 divs, duty; in nvkm_fanpwm_create() local [all …]
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H A D | fan.c | 39 int duty; in nvkm_fan_update() local 53 duty = fan->get(therm); in nvkm_fan_update() 54 if (duty == target) { in nvkm_fan_update() 60 if (!immediate && duty >= 0) { in nvkm_fan_update() 65 if (duty < target) in nvkm_fan_update() 66 duty = min(duty + 3, target); in nvkm_fan_update() 67 else if (duty > target) in nvkm_fan_update() 68 duty = max(duty - 3, target); in nvkm_fan_update() 70 duty = target; in nvkm_fan_update() 73 nvkm_debug(subdev, "FAN update: %d\n", duty); in nvkm_fan_update() [all …]
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H A D | base.c | 44 u16 duty, i; in nvkm_therm_update_trip() local 59 duty = cur_trip->fan_duty; in nvkm_therm_update_trip() 62 duty = 0; in nvkm_therm_update_trip() 66 return duty; in nvkm_therm_update_trip() 74 u16 duty; in nvkm_therm_compute_linear_duty() local 83 duty = (temp - linear_min_temp); in nvkm_therm_compute_linear_duty() 84 duty *= (therm->fan->bios.max_duty - therm->fan->bios.min_duty); in nvkm_therm_compute_linear_duty() 85 duty /= (linear_max_temp - linear_min_temp); in nvkm_therm_compute_linear_duty() 86 duty += therm->fan->bios.min_duty; in nvkm_therm_compute_linear_duty() 87 return duty; in nvkm_therm_compute_linear_duty() [all …]
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H A D | gf119.c | 68 gf119_fan_pwm_get(struct nvkm_therm *therm, int line, u32 *divs, u32 *duty) in gf119_fan_pwm_get() argument 77 *duty = nvkm_rd32(device, 0x00e118 + (indx * 8)); in gf119_fan_pwm_get() 82 *duty = nvkm_rd32(device, 0x0200dc) & 0x1fff; in gf119_fan_pwm_get() 90 gf119_fan_pwm_set(struct nvkm_therm *therm, int line, u32 divs, u32 duty) in gf119_fan_pwm_set() argument 98 nvkm_wr32(device, 0x00e118 + (indx * 8), duty | 0x80000000); in gf119_fan_pwm_set() 101 nvkm_wr32(device, 0x0200dc, duty | 0x40000000); in gf119_fan_pwm_set()
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H A D | nv40.c | 121 nv40_fan_pwm_get(struct nvkm_therm *therm, int line, u32 *divs, u32 *duty) in nv40_fan_pwm_get() argument 128 *duty = (reg & 0x7fff0000) >> 16; in nv40_fan_pwm_get() 137 *duty = (reg & 0x7fffffff); in nv40_fan_pwm_get() 149 nv40_fan_pwm_set(struct nvkm_therm *therm, int line, u32 divs, u32 duty) in nv40_fan_pwm_set() argument 154 nvkm_mask(device, 0x0010f0, 0x7fff7fff, (duty << 16) | divs); in nv40_fan_pwm_set() 158 nvkm_mask(device, 0x0015f4, 0x7fffffff, duty); in nv40_fan_pwm_set()
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H A D | fantog.c | 46 int duty; in nvkm_fantog_update() local 53 duty = !nvkm_gpio_get(gpio, 0, DCB_GPIO_FAN, 0xff); in nvkm_fantog_update() 54 nvkm_gpio_set(gpio, 0, DCB_GPIO_FAN, 0xff, duty); in nvkm_fantog_update() 56 if (percent != (duty * 100)) { in nvkm_fantog_update() 58 if (!duty) in nvkm_fantog_update()
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H A D | gm107.c | 34 gm107_fan_pwm_get(struct nvkm_therm *therm, int line, u32 *divs, u32 *duty) in gm107_fan_pwm_get() argument 38 *duty = nvkm_rd32(device, 0x10eb24) & 0x1fff; in gm107_fan_pwm_get() 43 gm107_fan_pwm_set(struct nvkm_therm *therm, int line, u32 divs, u32 duty) in gm107_fan_pwm_set() argument 47 nvkm_wr32(device, 0x10eb14, duty | 0x80000000); in gm107_fan_pwm_set()
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/linux/drivers/pwm/ |
H A D | pwm-renesas-tpu.c | 77 u16 duty; member 181 tpu_pwm_write(tpd, TPU_TGRAn, tpd->duty); in tpu_pwm_timer_start() 185 tpd->channel, tpd->duty, tpd->period); in tpu_pwm_timer_start() 227 tpd->duty = 0; in tpu_pwm_request() 251 u32 duty; in tpu_pwm_config() local 303 duty = mul_u64_u64_div_u64(clk_rate, duty_ns, in tpu_pwm_config() 306 duty = 0; in tpu_pwm_config() 310 clk_rate, 1 << (2 * prescaler), (u32)period, duty); in tpu_pwm_config() 317 tpd->duty = duty; in tpu_pwm_config() 329 tpu_pwm_write(tpd, TPU_TGRAn, tpd->duty); in tpu_pwm_config() [all …]
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H A D | pwm-ntxec.c | 57 int period, int duty) in ntxec_pwm_set_raw_period_and_duty_cycle() argument 74 { NTXEC_REG_DUTY_HIGH, ntxec_reg8(duty >> 8) }, in ntxec_pwm_set_raw_period_and_duty_cycle() 76 { NTXEC_REG_DUTY_LOW, ntxec_reg8(duty) }, in ntxec_pwm_set_raw_period_and_duty_cycle() 86 unsigned int period, duty; in ntxec_pwm_apply() local 93 duty = min_t(u64, state->duty_cycle, period); in ntxec_pwm_apply() 96 duty /= TIME_BASE_NS; in ntxec_pwm_apply() 107 if (state->enabled && duty != 0) { in ntxec_pwm_apply() 108 res = ntxec_pwm_set_raw_period_and_duty_cycle(chip, period, duty); in ntxec_pwm_apply()
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H A D | pwm-sunplus.c | 59 u32 dd_freq, duty, mode0, mode1; in sunplus_pwm_apply() local 110 duty = SP7021_PWM_DUTY_DD_SEL(pwm->hwpwm) | SP7021_PWM_DUTY_MAX; in sunplus_pwm_apply() 116 duty = mul_u64_u64_div_u64(state->duty_cycle, clk_rate, in sunplus_pwm_apply() 118 duty = SP7021_PWM_DUTY_DD_SEL(pwm->hwpwm) | duty; in sunplus_pwm_apply() 120 writel(duty, priv->base + SP7021_PWM_DUTY(pwm->hwpwm)); in sunplus_pwm_apply() 131 u32 mode0, dd_freq, duty; in sunplus_pwm_get_state() local 139 duty = readl(priv->base + SP7021_PWM_DUTY(pwm->hwpwm)); in sunplus_pwm_get_state() 140 duty = FIELD_GET(SP7021_PWM_DUTY_MASK, duty); in sunplus_pwm_get_state() 150 state->duty_cycle = DIV64_U64_ROUND_UP((u64)dd_freq * (u64)duty * NSEC_PER_SEC, in sunplus_pwm_get_state()
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H A D | pwm-atmel-tcb.c | 37 unsigned duty; /* PWM duty expressed in clk cycles */ member 80 tcbpwm->duty = 0; in atmel_tcb_pwm_request() 95 &tcbpwm->duty); in atmel_tcb_pwm_request() 99 &tcbpwm->duty); in atmel_tcb_pwm_request() 137 if (tcbpwm->duty == 0) in atmel_tcb_pwm_disable() 191 if (tcbpwm->duty == 0) in atmel_tcb_pwm_enable() 221 if (tcbpwm->duty != tcbpwm->period && tcbpwm->duty > 0) { in atmel_tcb_pwm_enable() 242 tcbpwm->duty); in atmel_tcb_pwm_enable() 246 tcbpwm->duty); in atmel_tcb_pwm_enable() 268 unsigned duty; in atmel_tcb_pwm_config() local [all …]
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H A D | pwm-dwc-core.c | 124 u64 duty, period; in dwc_pwm_get_state() local 140 duty = (ld + 1) * dwc->clk_ns; in dwc_pwm_get_state() 142 period += duty; in dwc_pwm_get_state() 144 duty = (ld + 1) * dwc->clk_ns; in dwc_pwm_get_state() 145 period = duty * 2; in dwc_pwm_get_state() 150 state->duty_cycle = duty; in dwc_pwm_get_state()
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H A D | pwm-rockchip.c | 40 unsigned long duty; member 84 tmp = readl_relaxed(pc->base + pc->data->regs.duty); in rockchip_pwm_get_state() 106 unsigned long period, duty; in rockchip_pwm_config() local 122 duty = DIV_ROUND_CLOSEST_ULL(div, pc->data->prescaler * NSEC_PER_SEC); in rockchip_pwm_config() 135 writel(duty, pc->base + pc->data->regs.duty); in rockchip_pwm_config() 234 .duty = 0x04, 247 .duty = 0x08, 261 .duty = 0x08, 275 .duty = 0x08,
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H A D | pwm-pca9685.c | 136 static void pca9685_pwm_set_duty(struct pwm_chip *chip, int channel, unsigned int duty) in pca9685_pwm_set_duty() argument 141 if (duty == 0) { in pca9685_pwm_set_duty() 145 } else if (duty >= PCA9685_COUNTER_RANGE) { in pca9685_pwm_set_duty() 165 off = (on + duty) % PCA9685_COUNTER_RANGE; in pca9685_pwm_set_duty() 372 unsigned long long duty, prescale; in __pca9685_pwm_apply() local 414 duty = PCA9685_COUNTER_RANGE * state->duty_cycle; in __pca9685_pwm_apply() 415 duty = DIV_ROUND_UP_ULL(duty, state->period); in __pca9685_pwm_apply() 416 pca9685_pwm_set_duty(chip, pwm->hwpwm, duty); in __pca9685_pwm_apply() 442 unsigned long long duty; in pca9685_pwm_get_state() local 469 duty = pca9685_pwm_get_duty(chip, pwm->hwpwm); in pca9685_pwm_get_state() [all …]
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H A D | pwm-sprd.c | 76 u32 val, duty, prescale; in sprd_pwm_get_state() local 111 duty = val & SPRD_PWM_DUTY_MSK; in sprd_pwm_get_state() 112 tmp = (prescale + 1) * NSEC_PER_SEC * duty; in sprd_pwm_get_state() 127 u32 prescale, duty; in sprd_pwm_config() local 140 duty = duty_ns * SPRD_PWM_MOD_MAX / period_ns; in sprd_pwm_config() 158 sprd_pwm_write(spc, pwm->hwpwm, SPRD_PWM_DUTY, duty); in sprd_pwm_config()
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/linux/drivers/leds/rgb/ |
H A D | leds-pwm-multicolor.c | 36 unsigned long long duty; in led_pwm_mc_set() local 45 duty = priv->leds[i].state.period; in led_pwm_mc_set() 46 duty *= mc_cdev->subled_info[i].brightness; in led_pwm_mc_set() 47 do_div(duty, cdev->max_brightness); in led_pwm_mc_set() 50 duty = priv->leds[i].state.period - duty; in led_pwm_mc_set() 52 priv->leds[i].state.duty_cycle = duty; in led_pwm_mc_set() 53 priv->leds[i].state.enabled = duty > 0; in led_pwm_mc_set()
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/linux/drivers/gpu/drm/nouveau/nvkm/subdev/volt/ |
H A D | gk104.c | 43 u32 div, duty; in gk104_volt_get() local 46 duty = nvkm_rd32(device, 0x20344); in gk104_volt_get() 48 return bios->base + bios->pwm_range * duty / div; in gk104_volt_get() 56 u32 div, duty; in gk104_volt_set() local 60 duty = DIV_ROUND_UP((uv - bios->base) * div, bios->pwm_range); in gk104_volt_set() 63 nvkm_wr32(device, 0x20344, 0x80000000 | duty); in gk104_volt_set()
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/linux/drivers/gpu/drm/nouveau/ |
H A D | nouveau_led.c | 42 u32 div, duty; in nouveau_led_get_brightness() local 45 duty = nvif_rd32(device, 0x61c884) & 0x00ffffff; in nouveau_led_get_brightness() 48 return duty * LED_FULL / div; in nouveau_led_get_brightness() 62 u32 div, duty; in nouveau_led_set_brightness() local 65 duty = value * div / LED_FULL; in nouveau_led_set_brightness() 73 nvif_wr32(device, 0x61c884, 0xc0000000 | duty); in nouveau_led_set_brightness()
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/linux/Documentation/hwmon/ |
H A D | nzxt-kraken3.rst | 26 Kraken 2023 models additionally expose the speed and duty of an optionally connected 29 Pump and fan duty control mode can be set through pwm[1-2]_enable, where 1 is 32 duty to 100%. 62 2 Curve control mode (applies the temp-PWM duty curve based on coolant temp) 72 pwm1 Pump duty (value between 0-255) 73 pwm1_enable Pump duty control mode (0: disabled, 1: manual, 2: curve) 74 pwm2 Fan duty (value between 0-255) 75 pwm2_enable Fan duty control mode (0: disabled, 1: manual, 2: curve) 76 temp[1-2]_auto_point[1-40]_pwm Temp-PWM duty curves (for pump and fan), related to coolant temp
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H A D | dme1737.rst | 166 attribute that needs to be set to the maximum attainable RPM (fan at 100% duty- 178 manual mode, the fan speed is set by writing the duty-cycle value to the 180 current duty-cycle as set by the fan controller in the chip. All PWM outputs 191 duty-cycles: full, low, and min. Full is internally hard-wired to 255 (100%) 198 pwm[1-3]_auto_point2_pwm full-speed duty-cycle (255, i.e., 100%) 199 pwm[1-3]_auto_point1_pwm low-speed duty-cycle 200 pwm[1-3]_auto_pwm_min min-speed duty-cycle 208 The chip adjusts the output duty-cycle linearly in the range of auto_point1_pwm 211 auto_point1_temp_hyst value, the output duty-cycle is set to the auto_pwm_min 214 duty-cycle. If any of the temperatures rise above the auto_point3_temp value, [all …]
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H A D | vt1211.rst | 181 Each PWM has 4 associated distinct output duty-cycles: full, high, low and 186 thermal thresholds exist that controls both PWMs output duty-cycles. The 196 pwm[1-2]_auto_point4_pwm full speed duty-cycle (hard-wired to 255) 197 pwm[1-2]_auto_point3_pwm high speed duty-cycle 198 pwm[1-2]_auto_point2_pwm low speed duty-cycle 199 pwm[1-2]_auto_point1_pwm off duty-cycle (hard-wired to 0) 212 PWM output duty-cycle based on the input temperature: 218 - full speed duty-cycle full speed duty-cycle 220 - high speed duty-cycle full speed duty-cycle 222 - low speed duty-cycle high speed duty-cycle [all …]
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H A D | max31790.rst | 23 PWM outputs. The desired fan speeds (or PWM duty cycles) are written 42 pwm[1-6]_enable RW regulator mode, 0=disabled (duty cycle=0%), 1=manual mode, 2=rpm mode 43 pwm[1-6] RW read: current pwm duty cycle, 44 write: target pwm duty cycle (0-255)
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/linux/drivers/clk/meson/ |
H A D | sclk-div.c | 126 struct clk_duty *duty) in sclk_div_set_duty_cycle() argument 132 memcpy(&sclk->cached_duty, duty, sizeof(*duty)); in sclk_div_set_duty_cycle() 140 struct clk_duty *duty) in sclk_div_get_duty_cycle() argument 147 duty->num = 1; in sclk_div_get_duty_cycle() 148 duty->den = 2; in sclk_div_get_duty_cycle() 153 duty->num = hi + 1; in sclk_div_get_duty_cycle() 154 duty->den = sclk->cached_div; in sclk_div_get_duty_cycle()
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/linux/include/trace/events/ |
H A D | clk.h | 233 TP_PROTO(struct clk_core *core, struct clk_duty *duty), 235 TP_ARGS(core, duty), 245 __entry->num = duty->num; 246 __entry->den = duty->den; 255 TP_PROTO(struct clk_core *core, struct clk_duty *duty), 257 TP_ARGS(core, duty) 262 TP_PROTO(struct clk_core *core, struct clk_duty *duty), 264 TP_ARGS(core, duty)
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/linux/drivers/leds/ |
H A D | leds-pwm.c | 46 unsigned long long duty = led_dat->pwmstate.period; in led_pwm_set() local 48 duty *= brightness; in led_pwm_set() 49 do_div(duty, max); in led_pwm_set() 52 duty = led_dat->pwmstate.period - duty; in led_pwm_set() 54 led_dat->pwmstate.duty_cycle = duty; in led_pwm_set()
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