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authorRobert Elliott <elliott@hpe.com>2022-08-20 13:41:36 -0500
committerHerbert Xu <herbert@gondor.apana.org.au>2022-08-26 18:50:41 +0800
commit6a490a4e8b4c015113045d045dc1ae94735211bb (patch)
tree28de90c2fe81de54f27d4d75ce82e2cb907e3f3d /crypto
parente45f710b42afd7e67276234853d2de19faf46362 (diff)
downloadlinux-6a490a4e8b4c015113045d045dc1ae94735211bb.tar.gz
crypto: Kconfig - move powerpc entries to a submenu
Move CPU-specific crypto/Kconfig entries to arch/xxx/crypto/Kconfig
and create a submenu for them under the Crypto API menu.

Suggested-by: Eric Biggers <ebiggers@kernel.org>
Signed-off-by: Robert Elliott <elliott@hpe.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/Kconfig76
1 files changed, 3 insertions, 73 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 85fa86f334f2..5299929144b6 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -658,17 +658,6 @@ config CRYPTO_CRC32C_INTEL
 	  gain performance compared with software implementation.
 	  Module will be crc32c-intel.
 
-config CRYPTO_CRC32C_VPMSUM
-	tristate "CRC32c CRC algorithm (powerpc64)"
-	depends on PPC64 && ALTIVEC
-	select CRYPTO_HASH
-	select CRC32
-	help
-	  CRC32c algorithm implemented using vector polynomial multiply-sum
-	  (vpmsum) instructions, introduced in POWER8. Enable on POWER8
-	  and newer processors for improved performance.
-
-
 config CRYPTO_CRC32C_SPARC64
 	tristate "CRC32c CRC algorithm (SPARC64)"
 	depends on SPARC64
@@ -762,28 +751,11 @@ config CRYPTO_CRCT10DIF_PCLMUL
 	  'crct10dif-pclmul' module, which is faster when computing the
 	  crct10dif checksum as compared with the generic table implementation.
 
-config CRYPTO_CRCT10DIF_VPMSUM
-	tristate "CRC32T10DIF powerpc64 hardware acceleration"
-	depends on PPC64 && ALTIVEC && CRC_T10DIF
-	select CRYPTO_HASH
-	help
-	  CRC10T10DIF algorithm implemented using vector polynomial
-	  multiply-sum (vpmsum) instructions, introduced in POWER8. Enable on
-	  POWER8 and newer processors for improved performance.
-
 config CRYPTO_CRC64_ROCKSOFT
 	tristate "Rocksoft Model CRC64 algorithm"
 	depends on CRC64
 	select CRYPTO_HASH
 
-config CRYPTO_VPMSUM_TESTER
-	tristate "Powerpc64 vpmsum hardware acceleration tester"
-	depends on CRYPTO_CRCT10DIF_VPMSUM && CRYPTO_CRC32C_VPMSUM
-	help
-	  Stress test for CRC32c and CRC-T10DIF algorithms implemented with
-	  POWER8 vpmsum instructions.
-	  Unless you are testing these algorithms, you don't need this.
-
 config CRYPTO_GHASH
 	tristate "GHASH hash function"
 	select CRYPTO_GF128MUL
@@ -845,14 +817,6 @@ config CRYPTO_MD5
 	help
 	  MD5 message digest algorithm (RFC1321).
 
-config CRYPTO_MD5_PPC
-	tristate "MD5 digest algorithm (PPC)"
-	depends on PPC
-	select CRYPTO_HASH
-	help
-	  MD5 message digest algorithm (RFC1321) implemented
-	  in PPC assembler.
-
 config CRYPTO_MD5_SPARC64
 	tristate "MD5 digest algorithm (SPARC64)"
 	depends on SPARC64
@@ -948,20 +912,6 @@ config CRYPTO_SHA1_SPARC64
 	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 	  using sparc64 crypto instructions, when available.
 
-config CRYPTO_SHA1_PPC
-	tristate "SHA1 digest algorithm (powerpc)"
-	depends on PPC
-	help
-	  This is the powerpc hardware accelerated implementation of the
-	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
-
-config CRYPTO_SHA1_PPC_SPE
-	tristate "SHA1 digest algorithm (PPC SPE)"
-	depends on PPC && SPE
-	help
-	  SHA-1 secure hash standard (DFIPS 180-4) implemented
-	  using powerpc SPE SIMD instruction set.
-
 config CRYPTO_SHA1_S390
 	tristate "SHA1 digest algorithm"
 	depends on S390
@@ -985,15 +935,6 @@ 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
@@ -1235,20 +1176,6 @@ config CRYPTO_AES_SPARC64
 	  for some popular block cipher mode is supported too, including
 	  ECB and CBC.
 
-config CRYPTO_AES_PPC_SPE
-	tristate "AES cipher algorithms (PPC SPE)"
-	depends on PPC && SPE
-	select CRYPTO_SKCIPHER
-	help
-	  AES cipher algorithms (FIPS-197). Additionally the acceleration
-	  for popular block cipher modes ECB, CBC, CTR and XTS is supported.
-	  This module should only be used for low power (router) devices
-	  without hardware AES acceleration (e.g. caam crypto). It reduces the
-	  size of the AES tables from 16KB to 8KB + 256 bytes and mitigates
-	  timining attacks. Nevertheless it might be not as secure as other
-	  architecture specific assembler implementations that work on 1KB
-	  tables or 256 bytes S-boxes.
-
 config CRYPTO_AES_S390
 	tristate "AES cipher algorithms"
 	depends on S390
@@ -2076,6 +2003,9 @@ config CRYPTO_HASH_INFO
 if MIPS
 source "arch/mips/crypto/Kconfig"
 endif
+if PPC
+source "arch/powerpc/crypto/Kconfig"
+endif
 
 source "drivers/crypto/Kconfig"
 source "crypto/asymmetric_keys/Kconfig"