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