2  * Copyright 2010 Red Hat Inc.
30 #include <linux/hwmon-sysfs.h>
58 			  therm->attr_get(therm, NVKM_THERM_ATTR_THRS_FAN_BOOST) * 1000);  in nouveau_hwmon_temp1_auto_point1_temp()
71 		return -EINVAL;  in nouveau_hwmon_set_temp1_auto_point1_temp()
73 	therm->attr_set(therm, NVKM_THERM_ATTR_THRS_FAN_BOOST,  in nouveau_hwmon_set_temp1_auto_point1_temp()
91 			  therm->attr_get(therm, NVKM_THERM_ATTR_THRS_FAN_BOOST_HYST) * 1000);  in nouveau_hwmon_temp1_auto_point1_temp_hyst()
104 		return -EINVAL;  in nouveau_hwmon_set_temp1_auto_point1_temp_hyst()
106 	therm->attr_set(therm, NVKM_THERM_ATTR_THRS_FAN_BOOST_HYST,  in nouveau_hwmon_set_temp1_auto_point1_temp_hyst()
124 	ret = therm->attr_get(therm, NVKM_THERM_ATTR_FAN_MAX_DUTY);  in nouveau_hwmon_get_pwm1_max()
140 	ret = therm->attr_get(therm, NVKM_THERM_ATTR_FAN_MIN_DUTY);  in nouveau_hwmon_get_pwm1_min()
158 		return -EINVAL;  in nouveau_hwmon_set_pwm1_min()
160 	ret = therm->attr_set(therm, NVKM_THERM_ATTR_FAN_MIN_DUTY, value);  in nouveau_hwmon_set_pwm1_min()
181 		return -EINVAL;  in nouveau_hwmon_set_pwm1_max()
183 	ret = therm->attr_set(therm, NVKM_THERM_ATTR_FAN_MAX_DUTY, value);  in nouveau_hwmon_set_pwm1_max()
222 	HWMON_CHANNEL_INFO(fan,
252 	if (!iccsense || !iccsense->data_valid || list_empty(&iccsense->rails))  in nouveau_power_is_visible()
259 		if (iccsense->power_w_max)  in nouveau_power_is_visible()
263 		if (iccsense->power_w_crit)  in nouveau_power_is_visible()
277 	if (!therm || !therm->attr_get || nvkm_therm_temp_get(therm) < 0)  in nouveau_temp_is_visible()
301 	if (!therm || !therm->attr_get || !therm->fan_get ||  in nouveau_pwm_is_visible()
302 	    therm->fan_get(therm) < 0)  in nouveau_pwm_is_visible()
340 	if (!therm || !therm->attr_get || nvkm_therm_fan_sense(therm) < 0)  in nouveau_fan_is_visible()
359 		return -EOPNOTSUPP;  in nouveau_chip_read()
373 	if (!therm || !therm->attr_get)  in nouveau_temp_read()
374 		return -EOPNOTSUPP;  in nouveau_temp_read()
378 		if (drm_dev->switch_power_state != DRM_SWITCH_POWER_ON)  in nouveau_temp_read()
379 			return -EINVAL;  in nouveau_temp_read()
384 		*val = therm->attr_get(therm, NVKM_THERM_ATTR_THRS_DOWN_CLK)  in nouveau_temp_read()
388 		*val = therm->attr_get(therm, NVKM_THERM_ATTR_THRS_DOWN_CLK_HYST)  in nouveau_temp_read()
392 		*val = therm->attr_get(therm, NVKM_THERM_ATTR_THRS_CRITICAL)  in nouveau_temp_read()
396 		*val = therm->attr_get(therm, NVKM_THERM_ATTR_THRS_CRITICAL_HYST)  in nouveau_temp_read()
400 		*val = therm->attr_get(therm, NVKM_THERM_ATTR_THRS_SHUTDOWN)  in nouveau_temp_read()
404 		*val = therm->attr_get(therm, NVKM_THERM_ATTR_THRS_SHUTDOWN_HYST)  in nouveau_temp_read()
408 		return -EOPNOTSUPP;  in nouveau_temp_read()
422 		return -EOPNOTSUPP;  in nouveau_fan_read()
426 		if (drm_dev->switch_power_state != DRM_SWITCH_POWER_ON)  in nouveau_fan_read()
427 			return -EINVAL;  in nouveau_fan_read()
431 		return -EOPNOTSUPP;  in nouveau_fan_read()
446 		return -EOPNOTSUPP;  in nouveau_in_read()
450 		if (drm_dev->switch_power_state != DRM_SWITCH_POWER_ON)  in nouveau_in_read()
451 			return -EINVAL;  in nouveau_in_read()
456 		*val = volt->min_uv > 0 ? (volt->min_uv / 1000) : -ENODEV;  in nouveau_in_read()
459 		*val = volt->max_uv > 0 ? (volt->max_uv / 1000) : -ENODEV;  in nouveau_in_read()
462 		return -EOPNOTSUPP;  in nouveau_in_read()
475 	if (!therm || !therm->attr_get || !therm->fan_get)  in nouveau_pwm_read()
476 		return -EOPNOTSUPP;  in nouveau_pwm_read()
480 		*val = therm->attr_get(therm, NVKM_THERM_ATTR_FAN_MODE);  in nouveau_pwm_read()
483 		if (drm_dev->switch_power_state != DRM_SWITCH_POWER_ON)  in nouveau_pwm_read()
484 			return -EINVAL;  in nouveau_pwm_read()
485 		*val = therm->fan_get(therm);  in nouveau_pwm_read()
488 		return -EOPNOTSUPP;  in nouveau_pwm_read()
502 		return -EOPNOTSUPP;  in nouveau_power_read()
506 		if (drm_dev->switch_power_state != DRM_SWITCH_POWER_ON)  in nouveau_power_read()
507 			return -EINVAL;  in nouveau_power_read()
511 		*val = iccsense->power_w_max;  in nouveau_power_read()
514 		*val = iccsense->power_w_crit;  in nouveau_power_read()
517 		return -EOPNOTSUPP;  in nouveau_power_read()
530 	if (!therm || !therm->attr_set)  in nouveau_temp_write()
531 		return -EOPNOTSUPP;  in nouveau_temp_write()
535 		return therm->attr_set(therm, NVKM_THERM_ATTR_THRS_DOWN_CLK,  in nouveau_temp_write()
538 		return therm->attr_set(therm, NVKM_THERM_ATTR_THRS_DOWN_CLK_HYST,  in nouveau_temp_write()
541 		return therm->attr_set(therm, NVKM_THERM_ATTR_THRS_CRITICAL,  in nouveau_temp_write()
544 		return therm->attr_set(therm, NVKM_THERM_ATTR_THRS_CRITICAL_HYST,  in nouveau_temp_write()
547 		return therm->attr_set(therm, NVKM_THERM_ATTR_THRS_SHUTDOWN,  in nouveau_temp_write()
550 		return therm->attr_set(therm, NVKM_THERM_ATTR_THRS_SHUTDOWN_HYST,  in nouveau_temp_write()
553 		return -EOPNOTSUPP;  in nouveau_temp_write()
564 	if (!therm || !therm->attr_set)  in nouveau_pwm_write()
565 		return -EOPNOTSUPP;  in nouveau_pwm_write()
569 		return therm->fan_set(therm, val);  in nouveau_pwm_write()
571 		return therm->attr_set(therm, NVKM_THERM_ATTR_FAN_MODE, val);  in nouveau_pwm_write()
573 		return -EOPNOTSUPP;  in nouveau_pwm_write()
610 	return -EOPNOTSUPP;  in nouveau_read_string()
631 		return -EOPNOTSUPP;  in nouveau_read()
645 		return -EOPNOTSUPP;  in nouveau_write()
681 	hwmon = drm->hwmon = kzalloc(sizeof(*hwmon), GFP_KERNEL);  in nouveau_hwmon_init()
683 		return -ENOMEM;  in nouveau_hwmon_init()
684 	hwmon->dev = dev;  in nouveau_hwmon_init()
686 	if (therm && therm->attr_get && therm->attr_set) {  in nouveau_hwmon_init()
689 		if (therm->fan_get && therm->fan_get(therm) >= 0)  in nouveau_hwmon_init()
694 	hwmon_dev = hwmon_device_register_with_info(dev->dev, "nouveau", dev,  in nouveau_hwmon_init()
703 	hwmon->hwmon = hwmon_dev;  in nouveau_hwmon_init()
719 	if (hwmon->hwmon)  in nouveau_hwmon_fini()
720 		hwmon_device_unregister(hwmon->hwmon);  in nouveau_hwmon_fini()
722 	nouveau_drm(dev)->hwmon = NULL;  in nouveau_hwmon_fini()