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authorSeth Jennings <sjenning@linux.vnet.ibm.com>2012-07-19 09:42:38 -0500
committerHerbert Xu <herbert@gondor.apana.org.au>2012-08-01 17:47:52 +0800
commit322cacce0a3c36d3ad89d8836b9ed6fcb06e1a61 (patch)
treebfd6c5a941e31cece3c2cd75265e235567175bc1 /drivers/crypto/nx
parent61bb86bba169507a5f223b94b9176c32c84b4721 (diff)
powerpc/crypto: rework Kconfig
This patch creates a new submenu for the NX cryptographic hardware accelerator and breaks the NX options into their own Kconfig file under drivers/crypto/nx/Kconfig. This will permit additional NX functionality to be easily and more cleanly added in the future without touching drivers/crypto/Makefile|Kconfig. Signed-off-by: Seth Jennings <sjenning@linux.vnet.ibm.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/nx')
-rw-r--r--drivers/crypto/nx/Kconfig17
-rw-r--r--drivers/crypto/nx/Makefile2
2 files changed, 18 insertions, 1 deletions
diff --git a/drivers/crypto/nx/Kconfig b/drivers/crypto/nx/Kconfig
new file mode 100644
index 00000000000..dedde535024
--- /dev/null
+++ b/drivers/crypto/nx/Kconfig
@@ -0,0 +1,17 @@
+config CRYPTO_DEV_NX_ENCRYPT
+ tristate "Encryption acceleration support"
+ depends on PPC64 && IBMVIO
+ default y
+ select CRYPTO_AES
+ select CRYPTO_CBC
+ select CRYPTO_ECB
+ select CRYPTO_CCM
+ select CRYPTO_GCM
+ select CRYPTO_AUTHENC
+ select CRYPTO_XCBC
+ select CRYPTO_SHA256
+ select CRYPTO_SHA512
+ help
+ Support for Power7+ in-Nest encryption acceleration. This
+ module supports acceleration for AES and SHA2 algorithms. If you
+ choose 'M' here, this module will be called nx_crypto.
diff --git a/drivers/crypto/nx/Makefile b/drivers/crypto/nx/Makefile
index 411ce59c80d..7f110e460da 100644
--- a/drivers/crypto/nx/Makefile
+++ b/drivers/crypto/nx/Makefile
@@ -1,4 +1,4 @@
-obj-$(CONFIG_CRYPTO_DEV_NX) += nx-crypto.o
+obj-$(CONFIG_CRYPTO_DEV_NX_ENCRYPT) += nx-crypto.o
nx-crypto-objs := nx.o \
nx_debugfs.o \
nx-aes-cbc.o \