cpufreq: powernv: Select CPUFreq related Kconfig options for powernv

Enable CPUFreq for PowerNV. Select "performance", "powersave",
"userspace" and "ondemand" governors. Choose "ondemand" to be the
default governor.

Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Signed-off-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index 9ea8342bd219b8851cbe209420b554f9f8128d15..a905063281cc329b376605fa583d1e3282ce36c2 100644 (file)
--- a/arch/powerpc/configs/pseries_defconfig
+++ b/arch/powerpc/configs/pseries_defconfig
@@ -306,3 +306,4 @@ CONFIG_KVM_BOOK3S_64=m
 CONFIG_KVM_BOOK3S_64_HV=y
 CONFIG_TRANSPARENT_HUGEPAGE=y
 CONFIG_TRANSPARENT_HUGEPAGE_ALWAYS=y
+CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y

diff --git a/arch/powerpc/configs/pseries_le_defconfig b/arch/powerpc/configs/pseries_le_defconfig
index 3c84f9d879800f47ada749fdad0628cfe7bd5be0..58e3dbf43ca419f6877c7f87ac856e4ace764560 100644 (file)
--- a/arch/powerpc/configs/pseries_le_defconfig
+++ b/arch/powerpc/configs/pseries_le_defconfig
@@ -301,3 +301,4 @@ CONFIG_CRYPTO_LZO=m
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 CONFIG_CRYPTO_DEV_NX=y
 CONFIG_CRYPTO_DEV_NX_ENCRYPT=m
+CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y

diff --git a/arch/powerpc/platforms/powernv/Kconfig b/arch/powerpc/platforms/powernv/Kconfig
index 895e8a20a3fc064069d49d4b4cc1280b05df4e87..c252ee95bddf31b17e676f0d46a852880502f131 100644 (file)
--- a/arch/powerpc/platforms/powernv/Kconfig
+++ b/arch/powerpc/platforms/powernv/Kconfig
@@ -11,6 +11,12 @@ config PPC_POWERNV
        select PPC_UDBG_16550
        select PPC_SCOM
        select ARCH_RANDOM
+       select CPU_FREQ
+       select CPU_FREQ_GOV_PERFORMANCE
+       select CPU_FREQ_GOV_POWERSAVE
+       select CPU_FREQ_GOV_USERSPACE
+       select CPU_FREQ_GOV_ONDEMAND
+       select CPU_FREQ_GOV_CONSERVATIVE
        default y
 
 config PPC_POWERNV_RTAS