diff options
Diffstat (limited to 'kernel/power/Kconfig')
| -rw-r--r-- | kernel/power/Kconfig | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/kernel/power/Kconfig b/kernel/power/Kconfig index c1a820a36861..f6f6973664b8 100644 --- a/kernel/power/Kconfig +++ b/kernel/power/Kconfig @@ -43,6 +43,87 @@ config SUSPEND_FREEZER Turning OFF this setting is NOT recommended! If in doubt, say Y. +config HAS_WAKELOCK + bool + +config HAS_EARLYSUSPEND + bool + +config CPUFREQ_GOV_ON_EARLYSUPSEND + bool "Use conservative cpu frequency governor when device enters early suspend" + depends on HAS_EARLYSUSPEND && CPU_FREQ + default n + help + Also will restore to original cpu frequency governor when device is resumed + +config CPUHOTPLUG_EARLYSUSPEND + bool "hotplug cpu when device enters early suspend" + depends on HAS_EARLYSUSPEND && SMP + default n + help + Will restore to original cpu nums online when device is resumed + +config WAKELOCK + bool "Wake lock" + depends on PM && RTC_CLASS + default n + select HAS_WAKELOCK + ---help--- + Enable wakelocks. When user space request a sleep state the + sleep request will be delayed until no wake locks are held. + +config WAKELOCK_STAT + bool "Wake lock stats" + depends on WAKELOCK + default y + ---help--- + Report wake lock stats in /proc/wakelocks + +config USER_WAKELOCK + bool "Userspace wake locks" + depends on WAKELOCK + default y + ---help--- + User-space wake lock api. Write "lockname" or "lockname timeout" + to /sys/power/wake_lock lock and if needed create a wake lock. + Write "lockname" to /sys/power/wake_unlock to unlock a user wake + lock. + +config EARLYSUSPEND + bool "Early suspend" + depends on WAKELOCK + default y + select HAS_EARLYSUSPEND + ---help--- + Call early suspend handlers when the user requested sleep state + changes. + +choice + prompt "User-space screen access" + default FB_EARLYSUSPEND if !FRAMEBUFFER_CONSOLE + default CONSOLE_EARLYSUSPEND + depends on HAS_EARLYSUSPEND + + config NO_USER_SPACE_SCREEN_ACCESS_CONTROL + bool "None" + + config CONSOLE_EARLYSUSPEND + bool "Console switch on early-suspend" + depends on HAS_EARLYSUSPEND && VT + ---help--- + Register early suspend handler to perform a console switch to + when user-space should stop drawing to the screen and a switch + back when it should resume. + + config FB_EARLYSUSPEND + bool "Sysfs interface" + depends on HAS_EARLYSUSPEND + ---help--- + Register early suspend handler that notifies and waits for + user-space through sysfs when user-space should stop drawing + to the screen and notifies user-space when it should resume. +endchoice + config HIBERNATE_CALLBACKS bool @@ -252,3 +333,10 @@ config PM_OPP config PM_RUNTIME_CLK def_bool y depends on PM_RUNTIME && HAVE_CLK + +config SUSPEND_TIME + bool "Log time spent in suspend" + ---help--- + Prints the time spent in suspend in the kernel log, and + keeps statistics on the time spent in suspend in + /sys/kernel/debug/suspend_time |