diff options
Diffstat (limited to 'drivers/staging/android/Kconfig')
| -rw-r--r-- | drivers/staging/android/Kconfig | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/drivers/staging/android/Kconfig b/drivers/staging/android/Kconfig index 465a28c08f20..9f61d46da157 100644 --- a/drivers/staging/android/Kconfig +++ b/drivers/staging/android/Kconfig @@ -22,7 +22,7 @@ config ANDROID_BINDER_IPC config ASHMEM bool "Enable the Anonymous Shared Memory Subsystem" default n - depends on SHMEM || TINY_SHMEM + 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 @@ -72,6 +72,33 @@ config ANDROID_INTF_ALARM_DEV 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. + endif # if ANDROID endmenu |