For Dhyana processors have NONSTOP TSC feature, so enable the support
to ACPI driver.

Signed-off-by: Pu Wen <pu...@hygon.cn>
---
 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 552c1f7..a47676a 100644
--- 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 abb559c..b2131c4 100644
--- 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:
-- 
2.7.4

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