From 773b2f30a3fc026f3ed121a8b945b0ae19b64ec5 Mon Sep 17 00:00:00 2001 From: Tony W Wang-oc Date: Tue, 18 Jun 2019 08:37:14 +0000 Subject: [PATCH] ACPI, x86: Add Zhaoxin processors support for NONSTOP TSC Zhaoxin CPUs have NONSTOP TSC feature, so enable the ACPI driver support for it. Signed-off-by: Tony W Wang-oc Signed-off-by: Thomas Gleixner Cc: "hpa@zytor.com" Cc: "gregkh@linuxfoundation.org" Cc: "rjw@rjwysocki.net" Cc: "lenb@kernel.org" Cc: David Wang Cc: "Cooper Yan(BJ-RD)" Cc: "Qiyuan Wang(BJ-RD)" Cc: "Herry Yang(BJ-RD)" Link: https://lkml.kernel.org/r/d1cfd937dabc44518d42038b55522c53@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 6b3f1217a237..e7dc0133f817 100644 --- a/drivers/acpi/acpi_pad.c +++ b/drivers/acpi/acpi_pad.c @@ -64,6 +64,7 @@ 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 e387a258d649..ed56c6d20b08 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -196,6 +196,7 @@ 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.