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Searched refs:blPwmDev (Results 1 – 3 of 3) sorted by relevance

/ohos5.0/drivers/hdf_core/framework/model/display/driver/backlight/
H A Dpwm_bl.c42 blPwmDev = ToBlDevPriv(blDev); in BlPwmUpdateBrightness()
43 if (blPwmDev == NULL) { in BlPwmUpdateBrightness()
54 duty = (brightness * blPwmDev->config.period) / blPwmDev->props.maxBrightness; in BlPwmUpdateBrightness()
109 defBrightness = (blPwmDev->props.minBrightness + blPwmDev->props.maxBrightness) / 2; in ParseBlPwmCfg()
112 blPwmDev->config.duty = 1; in ParseBlPwmCfg()
123 blPwmDev->pwmHandle = PwmOpen(blPwmDev->pwmDevNum); in BlPwmDevInit()
128 if (PwmGetConfig(blPwmDev->pwmHandle, &blPwmDev->config) != HDF_SUCCESS) { in BlPwmDevInit()
136 if (PwmSetConfig(blPwmDev->pwmHandle, &blPwmDev->config) != HDF_SUCCESS) { in BlPwmDevInit()
150 if (blPwmDev == NULL) { in BlPwmEntryInit()
159 blDev = RegisterBlDev(blPwmDev->name, &blPwmDev->props, &g_blDevOps, blPwmDev); in BlPwmEntryInit()
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/ohos5.0/docs/zh-cn/device-dev/porting/
H A Dporting-dayu200-on_standard-demo.md2372 struct BlPwmDev *blPwmDev = NULL;
2374 blPwmDev = ToBlDevPriv(blDev);
2375 if (blPwmDev == NULL) {
2376 HDF_LOGE("%s blPwmDev is null", __func__);
2379 if (blPwmDev->props.maxBrightness == 0) {
2384 return PwmDisable(blPwmDev->pwmHandle);
2386 duty = (brightness * blPwmDev->config.period) / blPwmDev->props.maxBrightness;
2387 ret = PwmSetDuty(blPwmDev->pwmHandle, duty);
2392 return PwmEnable(blPwmDev->pwmHandle);
/ohos5.0/docs/en/device-dev/porting/
H A Dporting-dayu200-on_standard-demo.md2385 struct BlPwmDev *blPwmDev = NULL;
2387 blPwmDev = ToBlDevPriv(blDev);
2388 if (blPwmDev == NULL) {
2389 HDF_LOGE("%s blPwmDev is null", __func__);
2392 if (blPwmDev->props.maxBrightness == 0) {
2397 return PwmDisable(blPwmDev->pwmHandle);
2399 duty = (brightness * blPwmDev->config.period) / blPwmDev->props.maxBrightness;
2400 ret = PwmSetDuty(blPwmDev->pwmHandle, duty);
2405 return PwmEnable(blPwmDev->pwmHandle);