Commit c299d7af authored by Eric Biggers's avatar Eric Biggers Committed by Herbert Xu
Browse files

crypto: x86/aesni - update docs for aesni-intel module 



Update the kconfig help and module description to reflect that VAES
instructions are now used in some cases.  Also fix XTR => XCTR.

Signed-off-by: default avatarEric Biggers <ebiggers@google.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 78cb66ca

arch/x86/crypto/Kconfig

+6 −2
Original line number Diff line number Diff line
@@ -14,7 +14,7 @@ config CRYPTO_CURVE25519_X86 
	  - ADX (large integer arithmetic)



config CRYPTO_AES_NI_INTEL

	tristate "Ciphers: AES, modes: ECB, CBC, CTS, CTR, XTR, XTS, GCM (AES-NI)"

	tristate "Ciphers: AES, modes: ECB, CBC, CTS, CTR, XCTR, XTS, GCM (AES-NI/VAES)"

	depends on X86

	select CRYPTO_AEAD

	select CRYPTO_LIB_AES
@@ -25,10 +25,14 @@ config CRYPTO_AES_NI_INTEL 
	help

	  Block cipher: AES cipher algorithms

	  AEAD cipher: AES with GCM

	  Length-preserving ciphers: AES with ECB, CBC, CTS, CTR, XTR, XTS

	  Length-preserving ciphers: AES with ECB, CBC, CTS, CTR, XCTR, XTS



	  Architecture: x86 (32-bit and 64-bit) using:

	  - AES-NI (AES new instructions)

	  - VAES (Vector AES)



	  Some algorithm implementations are supported only in 64-bit builds,

	  and some have additional prerequisites such as AVX2 or AVX512.



config CRYPTO_BLOWFISH_X86_64

	tristate "Ciphers: Blowfish, modes: ECB, CBC"

arch/x86/crypto/aesni-intel_glue.c

+1 −1
Original line number Diff line number Diff line
@@ -1750,6 +1750,6 @@ static void __exit aesni_exit(void) 
late_initcall(aesni_init);

module_exit(aesni_exit);



MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm, Intel AES-NI instructions optimized");

MODULE_DESCRIPTION("AES cipher and modes, optimized with AES-NI or VAES instructions");

MODULE_LICENSE("GPL");

MODULE_ALIAS_CRYPTO("aes");