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Diffstat (limited to 'drivers/staging/android/Kconfig')
| -rw-r--r-- | drivers/staging/android/Kconfig | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/drivers/staging/android/Kconfig b/drivers/staging/android/Kconfig new file mode 100644 index 00000000..683b6de4 --- /dev/null +++ b/drivers/staging/android/Kconfig @@ -0,0 +1,151 @@ +menu "Android" + +config ANDROID + bool "Android Drivers" + default N + ---help--- + Enable support for various drivers needed on the Android platform + +if ANDROID + +config ANDROID_BINDER_IPC + bool "Android Binder IPC Driver" + default n + ---help--- + Binder is used in Android for both communication between processes, + and remote method invocation. + + This means one Android process can call a method/routine in another + Android process, using Binder to identify, invoke and pass arguments + between said processes. + +config ANDROID_BINDER_IPC_32BIT + bool + default y + depends on !64BIT && ANDROID_BINDER_IPC + ---help--- + Enable to support an old 32-bit Android user-space. Breaks the new + Android user-space. + +config ASHMEM + bool "Enable the Anonymous Shared Memory Subsystem" + default n + depends on SHMEM + ---help--- + The ashmem subsystem is a new shared memory allocator, similar to + POSIX SHM but with different behavior and sporting a simpler + file-based API. + + It is, in theory, a good memory allocator for low-memory devices, + because it can discard shared memory units when under memory pressure. + +config ANDROID_LOGGER + tristate "Android log driver" + default n + ---help--- + This adds support for system-wide logging using four log buffers. + + These are: + + 1: main + 2: events + 3: radio + 4: system + + Log reading and writing is performed via normal Linux reads and + optimized writes. This optimization avoids logging having too + much overhead in the system. + +config ANDROID_TIMED_OUTPUT + bool "Timed output class driver" + default y + +config ANDROID_TIMED_GPIO + tristate "Android timed gpio driver" + depends on GPIOLIB && ANDROID_TIMED_OUTPUT + default n + +config ANDROID_LOW_MEMORY_KILLER + bool "Android Low Memory Killer" + default N + ---help--- + Registers processes to be killed when memory is low + +config ANDROID_LOW_MEMORY_KILLER_AUTODETECT_OOM_ADJ_VALUES + bool "Android Low Memory Killer: detect oom_adj values" + depends on ANDROID_LOW_MEMORY_KILLER + default y + ---help--- + Detect oom_adj values written to + /sys/module/lowmemorykiller/parameters/adj and convert them + to oom_score_adj values. + +config OOM_NOTIFIER + bool "Android OOM Notifier" + default n + help + Using a Android-Style oom-killer instead of linux's native OOM_killer. + +config SEC_DEBUG_LMK_MEMINFO + bool "Show Meminfo when lmk invoked" + default n + help + Show memory information when lmk kills process + +config ANDROID_INTF_ALARM_DEV + bool "Android alarm driver" + depends on RTC_CLASS + default n + ---help--- + Provides non-wakeup and rtc backed wakeup alarms based on rtc or + elapsed realtime, and a non-wakeup alarm on the monotonic clock. + Also exports the alarm interface to user-space. + +config SYNC + bool "Synchronization framework" + default n + select ANON_INODES + help + This option enables the framework for synchronization between multiple + drivers. Sync implementations can take advantage of hardware + synchronization built into devices like GPUs. + +config SW_SYNC + bool "Software synchronization objects" + default n + depends on SYNC + help + A sync object driver that uses a 32bit counter to coordinate + syncrhronization. Useful when there is no hardware primitive backing + the synchronization. + +config SW_SYNC_USER + bool "Userspace API for SW_SYNC" + default n + depends on SW_SYNC + help + Provides a user space API to the sw sync object. + *WARNING* improper use of this can result in deadlocking kernel + drivers from userspace. + +source "drivers/staging/android/ion/Kconfig" + +source "drivers/staging/android/fiq_debugger/Kconfig" + +config RUNTIME_COMPCACHE + bool "Android rtcc" + depends on ZRAM && ANDROID + default n + help + This option enables rtcc v3 for android + +config KSWAPD_NOSWAP + bool "Disable swap in kswapd" + depends on RUNTIME_COMPCACHE + default n + help + This option controls swap action in kswapd + +endif # if ANDROID + +endmenu |