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-rw-r--r--drivers/crypto/Kconfig16
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index ba23683ab8c4..d260c86218fa 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig
@@ -1,24 +1,30 @@
1menu "Hardware crypto devices" 1menu "Hardware crypto devices"
2 2
3config CRYPTO_DEV_PADLOCK 3config CRYPTO_DEV_PADLOCK
4 tristate "Support for VIA PadLock ACE" 4 bool "Support for VIA PadLock ACE"
5 depends on X86_32 5 depends on X86_32
6 select CRYPTO_ALGAPI 6 select CRYPTO_ALGAPI
7 default y
7 help 8 help
8 Some VIA processors come with an integrated crypto engine 9 Some VIA processors come with an integrated crypto engine
9 (so called VIA PadLock ACE, Advanced Cryptography Engine) 10 (so called VIA PadLock ACE, Advanced Cryptography Engine)
10 that provides instructions for very fast {en,de}cryption 11 that provides instructions for very fast cryptographic
11 with some algorithms. 12 operations with supported algorithms.
12 13
13 The instructions are used only when the CPU supports them. 14 The instructions are used only when the CPU supports them.
14 Otherwise software encryption is used. If you are unsure, 15 Otherwise software encryption is used. If you are unsure,
15 say Y. 16 say Y.
16 17
17config CRYPTO_DEV_PADLOCK_AES 18config CRYPTO_DEV_PADLOCK_AES
18 bool "Support for AES in VIA PadLock" 19 tristate "PadLock driver for AES algorithm"
19 depends on CRYPTO_DEV_PADLOCK 20 depends on CRYPTO_DEV_PADLOCK
20 default y 21 default m
21 help 22 help
22 Use VIA PadLock for AES algorithm. 23 Use VIA PadLock for AES algorithm.
23 24
25 Available in VIA C3 and newer CPUs.
26
27 If unsure say M. The compiled module will be
28 called padlock-aes.ko
29
24endmenu 30endmenu