[PATCH v2 3/3] SHA256 for PPC/SPE - kernel config

[Markus Stockhausen]

[PATCH v2 3/3] SHA256 for PPC/SPE - kernel config

Integrate the module into the kernel config tree.

Signed-off-by: Markus Stockhausen <stockhausen at collogia.de>

diff --git a/arch/powerpc/crypto/Makefile b/arch/powerpc/crypto/Makefile
index 2926fb9..a07e763 100644
--- a/arch/powerpc/crypto/Makefile
+++ b/arch/powerpc/crypto/Makefile
@@ -5,5 +5,7 @@
 #
 
 obj-$(CONFIG_CRYPTO_SHA1_PPC) += sha1-powerpc.o
+obj-$(CONFIG_CRYPTO_SHA256_PPC_SPE) += sha256-ppc-spe.o
 
 sha1-powerpc-y := sha1-powerpc-asm.o sha1.o
+sha256-ppc-spe-y := sha256-spe-asm.o sha256_spe_glue.o
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 87bbc9c..86d35be 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -601,6 +601,15 @@ config CRYPTO_SHA256
 	  This code also includes SHA-224, a 224 bit hash with 112 bits
 	  of security against collision attacks.
 
+config CRYPTO_SHA256_PPC_SPE
+	tristate "SHA224 and SHA256 digest algorithm (PPC SPE)"
+	depends on PPC && SPE
+	select CRYPTO_SHA256
+	select CRYPTO_HASH
+	help
+	  SHA224 and SHA256 secure hash standard (DFIPS 180-2)
+	  implemented using powerpc SPE SIMD instruction set.
+
 config CRYPTO_SHA256_SPARC64
 	tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
 	depends on SPARC64
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