1What: /sys/bus/platform/devices/<PALC0001 device>/wwan_reset 2Date: April 2026 3KernelVersion: 7.2 4Contact: Jackbb Wu <jackbb.wu@compal.com> 5Description: 6 Writing to this file triggers a Platform Level Device Reset 7 (PLDR) of the Dell DW5826e WWAN module via an ACPI _DSM 8 method. This can be used to recover the modem when it is in 9 a frozen state and unable to respond to USB commands. 10