Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-android

[firefly-linux-kernel-4.4.55.git] / drivers / cpufreq / Kconfig

diff --git a/drivers/cpufreq/Kconfig b/drivers/cpufreq/Kconfig
index 659879a56dbac59c7f18e0d2f51393bf9a3e645f..75f63efd7b43144e07561c565a62cbe41b4450af 100644 (file)
--- a/drivers/cpufreq/Kconfig
+++ b/drivers/cpufreq/Kconfig
@@ -102,6 +102,16 @@ config CPU_FREQ_DEFAULT_GOV_CONSERVATIVE
          Be aware that not all cpufreq drivers support the conservative
          governor. If unsure have a look at the help section of the
          driver. Fallback governor will be the performance governor.
+
+config CPU_FREQ_DEFAULT_GOV_INTERACTIVE
+       bool "interactive"
+       select CPU_FREQ_GOV_INTERACTIVE
+       help
+         Use the CPUFreq governor 'interactive' as default. This allows
+         you to get a full dynamic cpu frequency capable system by simply
+         loading your cpufreq low-level hardware driver, using the
+         'interactive' governor for latency-sensitive workloads.
+
 endchoice
 
 config CPU_FREQ_GOV_PERFORMANCE
@@ -159,6 +169,20 @@ config CPU_FREQ_GOV_ONDEMAND
 
          If in doubt, say N.
 
+config CPU_FREQ_GOV_INTERACTIVE
+       bool "'interactive' cpufreq policy governor"
+       help
+         'interactive' - This driver adds a dynamic cpufreq policy governor
+         designed for latency-sensitive workloads.
+
+         This governor attempts to reduce the latency of clock
+         increases so that the system is more responsive to
+         interactive workloads.
+
+         For details, take a look at linux/Documentation/cpu-freq.
+
+         If in doubt, say N.
+
 config CPU_FREQ_GOV_CONSERVATIVE
        tristate "'conservative' cpufreq governor"
        depends on CPU_FREQ