From: Tony W Wang-oc <TonyWWang-oc@zhaoxin.com>
To: "tglx@linutronix.de" <tglx@linutronix.de>,
"mingo@redhat.com" <mingo@redhat.com>,
"hpa@zytor.com" <hpa@zytor.com>,
"x86@kernel.org" <x86@kernel.org>,
"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"rjw@rjwysocki.net" <rjw@rjwysocki.net>,
"lenb@kernel.org" <lenb@kernel.org>
Cc: David Wang <DavidWang@zhaoxin.com>,
"Cooper Yan(BJ-RD)" <CooperYan@zhaoxin.com>,
"Qiyuan Wang(BJ-RD)" <QiyuanWang@zhaoxin.com>,
"Herry Yang(BJ-RD)" <HerryYang@zhaoxin.com>
Subject: [PATCH v2 2/3] ACPI, x86: add Zhaoxin processors support for NONSTOP TSC
Date: Mon, 17 Jun 2019 01:38:17 +0000 [thread overview]
Message-ID: <97b2d9d81a8446d0b204ddd6e5e930b7@zhaoxin.com> (raw)
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>
---
drivers/acpi/acpi_pad.c | 1 +
drivers/acpi/processor_idle.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c
index a47676a..c06306e 100644
--- a/drivers/acpi/acpi_pad.c
+++ b/drivers/acpi/acpi_pad.c
@@ -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.
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 98d4ec5..fa95ce9 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -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.
--
2.7.4
next reply other threads:[~2019-06-17 1:38 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-17 1:38 Tony W Wang-oc [this message]
2019-06-18 8:37 [PATCH v2 2/3] ACPI, x86: add Zhaoxin processors support for NONSTOP TSC Tony W Wang-oc
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