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| author | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-06-04 19:46:24 +0800 |
|---|---|---|
| committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-06-04 19:46:24 +0800 |
| commit | 29a3e1ef73daaa91cbf5cce2fb475f1878254402 (patch) | |
| tree | fbd1df992706a4786633a7986a31b9cf78b3dced /drivers/base/Kconfig | |
| parent | 564119271649aa2d1840e79badf743e957b497e6 (diff) | |
| parent | 3c16bd7bb0a2b00b71f65bb0075e0c94d0fcc777 (diff) | |
Merge Linaro Android branch ' jstultz/linaro-android-3.4
' into integration-android-ux500
Signed-off-by: Philippe Langlais <philippe.langlais@stericsson.com>
Diffstat (limited to 'drivers/base/Kconfig')
| -rw-r--r-- | drivers/base/Kconfig | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig index 9aa618acfe9..1131dd73d5d 100644 --- a/drivers/base/Kconfig +++ b/drivers/base/Kconfig @@ -192,4 +192,30 @@ config DMA_SHARED_BUFFER APIs extension; the file's descriptor can then be passed on to other driver. +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. endmenu |