85 	int     rpm;  member
88 /* We can read the PWM and the RPM from a PWM controlled fan.
326 	/* Some SMUs have RPM and PWM controlled fans which do not sit  in smu_attach()
689 smu_fan_set_rpm(struct smu_fan *fan, int rpm)  in smu_fan_set_rpm()  argument
699 	rpm = max(fan->fan.min_rpm, rpm);  in smu_fan_set_rpm()
700 	rpm = min(fan->fan.max_rpm, rpm);  in smu_fan_set_rpm()
708 		cmd.data[2] = (rpm >> 8) & 0xff;  in smu_fan_set_rpm()
709 		cmd.data[3] = rpm & 0xff;  in smu_fan_set_rpm()
716 		cmd.data[0] = 0x00; /* RPM fan. */  in smu_fan_set_rpm()
718 		cmd.data[2 + 2*fan->reg] = (rpm >> 8) & 0xff;  in smu_fan_set_rpm()
719 		cmd.data[3 + 2*fan->reg] = rpm & 0xff;  in smu_fan_set_rpm()
724 		fan->setpoint = rpm;  in smu_fan_set_rpm()
734 	int rpm, error;  in smu_fan_read_rpm()  local
748 		rpm = (cmd.data[0] << 8) | cmd.data[1];  in smu_fan_read_rpm()
760 		rpm = (cmd.data[fan->reg*2+1] << 8) | cmd.data[fan->reg*2+2];  in smu_fan_read_rpm()
763 	return (rpm);  in smu_fan_read_rpm()
813 smu_fan_read_pwm(struct smu_fan *fan, int *pwm, int *rpm)  in smu_fan_read_pwm()  argument
829 		*rpm = (cmd.data[0] << 8) | cmd.data[1];  in smu_fan_read_pwm()
841 		*rpm = (cmd.data[fan->reg*2+1] << 8) | cmd.data[fan->reg*2+2];  in smu_fan_read_pwm()
864 	int pwm = 0, rpm, error = 0;  in smu_fanrpm_sysctl()  local
871 		rpm = smu_fan_read_rpm(fan);  in smu_fanrpm_sysctl()
872 		if (rpm < 0)  in smu_fanrpm_sysctl()
873 			return (rpm);  in smu_fanrpm_sysctl()
875 		error = sysctl_handle_int(oidp, &rpm, 0, req);  in smu_fanrpm_sysctl()
877 		error = smu_fan_read_pwm(fan, &pwm, &rpm);  in smu_fanrpm_sysctl()
886 			error = sysctl_handle_int(oidp, &rpm, 0, req);  in smu_fanrpm_sysctl()
893 	/* We can only read the RPM from a PWM controlled fan, so return. */  in smu_fanrpm_sysctl()
903 		return (smu_fan_set_rpm(fan, rpm));  in smu_fanrpm_sysctl()
919 	/* We have either RPM or PWM controlled fans. */  in smu_fill_fan_prop()
920 	if (strcmp(type, "fan-rpm-control") == 0)  in smu_fill_fan_prop()
947 		smu_fan_read_pwm(fan, &fan->setpoint, &fan->rpm);  in smu_fill_fan_prop()
968 		if (strncmp(name, "rpm-fans", 9) == 0 ||  in smu_count_fans()
1038 				       "Minimum allowed RPM");  in smu_attach_fans()
1042 				       "Maximum allowed RPM");  in smu_attach_fans()
1044 					"rpm",CTLTYPE_INT | CTLFLAG_RW |  in smu_attach_fans()
1046 					smu_fanrpm_sysctl, "I", "Fan RPM");  in smu_attach_fans()
1070 					"rpm",CTLTYPE_INT | CTLFLAG_RD |  in smu_attach_fans()
1073 					smu_fanrpm_sysctl, "I", "Fan RPM");  in smu_attach_fans()