ACPI: Add Hygon Dhyana support

The Hygon Dhyana CPU has NONSTOP TSC feature, so enable the ACPI driver
support to it.

Signed-off-by: Pu Wen <puwen@hygon.cn>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: rjw@rjwysocki.net
Cc: tglx@linutronix.de
Cc: mingo@redhat.com
Cc: hpa@zytor.com
Cc: x86@kernel.org
Cc: thomas.lendacky@amd.com
Cc: lenb@kernel.org
Cc: rafael@kernel.org
Cc: linux-acpi@vger.kernel.org
Link: https://lkml.kernel.org/r/cce6ee26f4e2ebbab493433264d89d7cea661284.1537533369.git.puwen@hygon.cn

diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c
index 552c1f725b6cf5ab8d4a86ba556c37a053d91b1d..a47676a55b840992769c84baf30ebb51a64794fc 100644 (file)
--- a/drivers/acpi/acpi_pad.c
+++ b/drivers/acpi/acpi_pad.c
@@ -70,6 +70,7 @@ static void power_saving_mwait_init(void)
 
 #if defined(CONFIG_X86)
        switch (boot_cpu_data.x86_vendor) {
+       case X86_VENDOR_HYGON:
        case X86_VENDOR_AMD:
        case X86_VENDOR_INTEL:
                /*

diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index abb559cd28d793d052b6408e606469538e80c65b..b2131c4ea1245c43f00b63c20ae4703a3603f14a 100644 (file)
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -205,6 +205,7 @@ static void lapic_timer_state_broadcast(struct acpi_processor *pr,
 static void tsc_check_state(int state)
 {
        switch (boot_cpu_data.x86_vendor) {
+       case X86_VENDOR_HYGON:
        case X86_VENDOR_AMD:
        case X86_VENDOR_INTEL:
        case X86_VENDOR_CENTAUR: