1*1ab84313SJack WuWhat: /sys/bus/platform/devices/<PALC0001 device>/wwan_reset 2*1ab84313SJack WuDate: April 2026 3*1ab84313SJack WuKernelVersion: 7.2 4*1ab84313SJack WuContact: Jackbb Wu <jackbb.wu@compal.com> 5*1ab84313SJack WuDescription: 6*1ab84313SJack Wu Writing to this file triggers a Platform Level Device Reset 7*1ab84313SJack Wu (PLDR) of the Dell DW5826e WWAN module via an ACPI _DSM 8*1ab84313SJack Wu method. This can be used to recover the modem when it is in 9*1ab84313SJack Wu a frozen state and unable to respond to USB commands. 10