nvidia: improve component mapping, firmware, statuses and check times

internal/server/handlers.go

@@ -410,8 +410,12 @@ func (s *Server) handleGetSerials(w http.ResponseWriter, r *http.Request) {
 			if !hasUsableSerial(pcie.SerialNumber) {
 				continue
 			}
+			component := pcie.DeviceClass
+			if strings.EqualFold(strings.TrimSpace(pcie.DeviceClass), "NVSwitch") && strings.TrimSpace(pcie.PartNumber) != "" {
+				component = strings.TrimSpace(pcie.PartNumber)
+			}
 			serials = append(serials, SerialEntry{
-				Component:    pcie.DeviceClass,
+				Component:    component,
 				Location:     pcie.Slot,
 				SerialNumber: strings.TrimSpace(pcie.SerialNumber),
 				Manufacturer: pcie.Manufacturer,
@@ -526,6 +530,36 @@ func extractFirmwareComponentAndModel(deviceName string) (component, model strin
 		return "NIC", "-"
 	}
 
+	// For "GPU GPUSXM5 (692-2G520-0280-501)" -> component: "GPU", model: "GPUSXM5 (692-2G520-0280-501)"
+	if strings.HasPrefix(deviceName, "GPU ") {
+		if idx := strings.Index(deviceName, "("); idx != -1 {
+			model = strings.TrimSpace(strings.Trim(deviceName[idx:], "()"))
+			if model != "" {
+				return "GPU", model
+			}
+		}
+		model = strings.TrimSpace(strings.TrimPrefix(deviceName, "GPU "))
+		if model == "" {
+			return "GPU", "-"
+		}
+		return "GPU", model
+	}
+
+	// For "NVSwitch NVSWITCH2 (NVSWITCH2)" -> component: "NVSwitch", model: "NVSWITCH2 (NVSWITCH2)"
+	if strings.HasPrefix(deviceName, "NVSwitch ") {
+		if idx := strings.Index(deviceName, "("); idx != -1 {
+			model = strings.TrimSpace(strings.Trim(deviceName[idx:], "()"))
+			if model != "" {
+				return "NVSwitch", model
+			}
+		}
+		model = strings.TrimSpace(strings.TrimPrefix(deviceName, "NVSwitch "))
+		if model == "" {
+			return "NVSwitch", "-"
+		}
+		return "NVSwitch", model
+	}
+
 	// For "HDD Samsung MZ7L33T8HBNA-00A07" -> component: "HDD", model: "Samsung MZ7L33T8HBNA-00A07"
 	if strings.HasPrefix(deviceName, "HDD ") {
 		return "HDD", strings.TrimPrefix(deviceName, "HDD ")