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Fix for widths of 0/255

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This commit is contained in:
SimonFair
2025-12-07 16:20:26 +00:00
parent eb36828b21
commit e0c7f2d387
1 changed files with 31 additions and 13 deletions
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emhttp/plugins/dynamix/include/Helpers.php
+31 -13
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@@ -1021,28 +1021,46 @@ function getPciLinkInfo($pciAddress)
"generation" => null,
];
// Read sysfs values
// Read speeds
foreach ($files as $key => $file) {
if (!file_exists($file)) continue;
$value = trim(file_get_contents($file)); // ex: "16.0 GT/s" or "x8"
// Speeds
$value = trim(file_get_contents($file));
// Handle speeds
if (strpos($key, 'speed') !== false) {
if (preg_match('/([0-9.]+)/', $value, $m)) {
$out[$key] = floatval($m[1]);
}
}
// Widths
elseif (strpos($key, 'width') !== false) {
$width = intval(str_replace('x', '', $value));
// Suppress invalid widths: 0 or 255
if ($width === 0 || $width === 255) {
$out[$key] = null;
} else {
$out[$key] = $width;
}
// Handle widths (do not apply suppression yet)
if ($key === 'max_width') {
$out['max_width_raw'] = intval(str_replace('x', '', $value));
}
if ($key === 'current_width') {
$out['current_width_raw'] = intval(str_replace('x', '', $value));
}
}
// Apply width rules
$max = $out['max_width_raw'] ?? null;
$cur = $out['current_width_raw'] ?? null;
if ($max === 255) {
// Invalid / not reported
$out["max_width"] = null;
$out["current_width"] = null;
} else {
// Valid max width → keep 0 as 0
$out["max_width"] = $max;
if ($cur === 0) {
// 0 is valid when max != 255
$out["current_width"] = 0;
} else {
$out["current_width"] = $cur;
}
}
unset($out["max_width_raw"], $out["current_width_raw"]); // Cleanup
// Downgrade flags
if ($out["current_speed"] && $out["max_speed"]) {
$out["speed_downgraded"] = ($out["current_speed"] < $out["max_speed"]);