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ACPI: CPPC: Add definition for undefined FADT preferred PM profile value 

In the event a new preferred PM profile value is introduced it's best for
code to be able to defensively guard against it so that the wrong settings
don't get applied on a new system that uses this profile but ancient
kernels.

Acked-by: Huang Rui <ray.huang@amd.com>
Suggested-by: Gautham Ranjal Shenoy <gautham.shenoy@amd.com>
Link: https://uefi.org/htmlspecs/ACPI_Spec_6_4_html/05_ACPI_Software_Programming_Model/ACPI_Software_Programming_Model.html#fixed-acpi-description-table-fadt
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Perry Yuan <Perry.Yuan@amd.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Mario Limonciello 2023-06-20 12:24:31 -05:00 committed by Rafael J. Wysocki
parent a4ba10bf68
commit 965262ef71
1 changed files with 2 additions and 1 deletions
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3
include/acpi/actbl.h
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@ -307,7 +307,8 @@ enum acpi_preferred_pm_profiles {
PM_SOHO_SERVER = 5,
PM_APPLIANCE_PC = 6,
PM_PERFORMANCE_SERVER = 7,
PM_TABLET = 8
PM_TABLET = 8,
NR_PM_PROFILES = 9
};
/* Values for sleep_status and sleep_control registers (V5+ FADT) */