Bug 215724

Summary: acpi_bus_register_driver does not work on Alder Lake
Product: Drivers Reporter: xuemin (xuemin.wu)
Component: Platform_x86Assignee: acpi_power-other
Status: RESOLVED DUPLICATE    
Severity: normal CC: adobriyan, coproscefalo, drivers_platform_x86, xuemin.wu
Priority: P1    
Hardware: x86-64   
OS: Linux   
Kernel Version: 5.13, 5.16, maybe all. Subsystem:
Regression: No Bisected commit-id:

Description xuemin 2022-03-22 10:16:35 UTC 
e.g.

in drivers/platform/x86/toshiba_acpi.c
acpi_bus_register_driver(&toshiba_acpi_driver);
does not work.

when execute acpi_bus_register_driver(&toshiba_acpi_driver).
the ".add" function is not called

and no errors/warnings have been reported when insmod this driver.

This issue exists on Alder Lake.
This issue does not exist on Tiger Lake.
Comment 1 xuemin 2022-03-24 03:58:14 UTC 

*** This bug has been marked as a duplicate of bug 215730 ***