Menu="OtherSettings"
Type="xmenu"
Title="Power Mode"
Icon="icon-energysaving"
Tag="icon-energysaving"
---
<?PHP
/* Copyright 2005-2023, Lime Technology
 * Copyright 2012-2023, Bergware International.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version 2,
 * as published by the Free Software Foundation.
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 */
?>
<?
$cpufreq = '/sys/devices/system/cpu/cpu0/cpufreq';
$current = exec("cat $cpufreq/scaling_governor 2>/dev/null");
exec("cat $cpufreq/scaling_available_governors 2>/dev/null | tr ' ' '\n' | sed '/^$/d' | sort -u",$governor);

function value(...$modes) {
  global $current, $governor;
  $checked  = $value = '';
  $disabled = ' disabled';
  foreach ($modes as $mode) {
    if ($mode==$current) $checked = ' checked';
    if (in_array($mode,$governor)) {$value = "value=\"$mode\""; $disabled = '';}
  }
  return $value.$checked.$disabled;
}
?>
<script>
function preparePowermode(form) {
  $(form).find('[name="#arg[1]"]').val(form.powermode.value);
}
$(function(){
  $('input[type=radio]').each(function(){
    if ($(this).prop('disabled')) $(this).next('span').html(" <i>(_(unavailable)_)</i>");
  });
<?if (exec("dmesg | grep -Pom1 'Hypervisor detected'")):?>
  $('#vm').show();
<?endif;?>
});
</script>

<form markdown="1" name="PowerMode" method="POST" action="/update.php" target="progressFrame" onsubmit="preparePowermode(this)">
<input type="hidden" name="#file" value="dynamix/dynamix.cfg">
<input type="hidden" name="#section" value="powermode">
<input type="hidden" name="#command" value="/webGui/scripts/powermode">
<input type="hidden" name="#arg[1]" value="">

_(Change power mode)_:
: <span>
    <input name="powermode" type="radio"<?=value('powersave')?>>_(Best power efficiency)_
  </span>

&nbsp;
: <span>
    <input name="powermode" type="radio"<?=value('ondemand','balance_power')?>>_(Balanced operation)_
  </span>

&nbsp;
: <span>
    <input name="powermode" type="radio"<?=value('performance')?>>_(Best performance)_
  </span>

&nbsp;
: <span class="inline-block">
    <input type="submit" name="#apply" value="_(Apply)_" disabled>
    <input type="button" value="_(Done)_" onclick="done()">
  </span>
</form>

<div id="vm" class="notice">_(When running Unraid virtualized, there are no available power modes)_</div>