[PATCHv2 3/3] staging: binder: Improve Kconfig entry for ANDROID_BINDER_IPC_32BIT

[John Stultz]

Add a more clear explanation of the option in the prompt, and
make the config depend on ANDROID_BINDER_IPC being selected.

Also sets the default to y, which matches AOSP.

Cc: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Colin Cross <ccross@xxxxxxxxxxx>
Cc: Arve HjÃnnevÃg <arve@xxxxxxxxxxx>
Cc: Serban Constantinescu <serban.constantinescu@xxxxxxx>
Cc: Android Kernel Team <kernel-team@xxxxxxxxxxx>
Signed-off-by: John Stultz <john.stultz@xxxxxxxxxx>
---
 drivers/staging/android/Kconfig | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/android/Kconfig b/drivers/staging/android/Kconfig
index 3559690..1c779ef 100644
--- a/drivers/staging/android/Kconfig
+++ b/drivers/staging/android/Kconfig
@@ -21,8 +21,9 @@ config ANDROID_BINDER_IPC
 	  between said processes.
 
 config ANDROID_BINDER_IPC_32BIT
-	bool "Use old 32-bit binder api"
-	depends on !64BIT
+	bool "Use old (Android 4.4 and earlier) 32-bit binder API"
+	depends on !64BIT && ANDROID_BINDER_IPC
+	default y
 	---help---
 	  The Binder API has been changed to support both 32 and 64bit
 	  applications in a mixed environment.
-- 
1.8.3.2

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