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ACPI, x86: Add Zhaoxin processors support for NONSTOP TSC 

commit 773b2f30a3 upstreams.

Zhaoxin CPUs have NONSTOP TSC feature, so enable the ACPI
driver support for it.

Signed-off-by: Tony W Wang-oc <TonyWWang-oc@zhaoxin.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: "hpa@zytor.com" <hpa@zytor.com>
Cc: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>
Cc: "rjw@rjwysocki.net" <rjw@rjwysocki.net>
Cc: "lenb@kernel.org" <lenb@kernel.org>
Cc: David Wang <DavidWang@zhaoxin.com>
Cc: "Cooper Yan(BJ-RD)" <CooperYan@zhaoxin.com>
Cc: "Qiyuan Wang(BJ-RD)" <QiyuanWang@zhaoxin.com>
Cc: "Herry Yang(BJ-RD)" <HerryYang@zhaoxin.com>
Link: https://lkml.kernel.org/r/d1cfd937dabc44518d42038b55522c53@zhaoxin.com

Signed-off-by: LeoLiu-oc <LeoLiu-oc@zhaoxin.com>
Reviewed-by: Artie Ding <artie.ding@openanolis.org>
This commit is contained in:
LeoLiu-oc 2021-03-20 10:59:46 +08:00 committed by Shile Zhang
parent 85011596d8
commit 4c06846c0a
2 changed files with 2 additions and 0 deletions
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1
drivers/acpi/acpi_pad.c
View File

@ -73,6 +73,7 @@ static void power_saving_mwait_init(void)
case X86_VENDOR_HYGON:
case X86_VENDOR_AMD:
case X86_VENDOR_INTEL:
case X86_VENDOR_ZHAOXIN:
/*
* AMD Fam10h TSC will tick in all
* C/P/S0/S1 states when this bit is set.

1
drivers/acpi/processor_idle.c
View File

@ -209,6 +209,7 @@ static void tsc_check_state(int state)
case X86_VENDOR_AMD:
case X86_VENDOR_INTEL:
case X86_VENDOR_CENTAUR:
case X86_VENDOR_ZHAOXIN:
/*
* AMD Fam10h TSC will tick in all
* C/P/S0/S1 states when this bit is set.