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-rw-r--r--drivers/crypto/Kconfig2
-rw-r--r--drivers/crypto/padlock-aes.c13
2 files changed, 14 insertions, 1 deletions
diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index 01afd758072f..39eedd431413 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig
@@ -12,7 +12,7 @@ if CRYPTO_HW
config CRYPTO_DEV_PADLOCK
tristate "Support for VIA PadLock ACE"
- depends on X86_32 && !UML
+ depends on !UML
select CRYPTO_ALGAPI
help
Some VIA processors come with an integrated crypto engine
diff --git a/drivers/crypto/padlock-aes.c b/drivers/crypto/padlock-aes.c
index 856b3cc25583..87f92c39b5f0 100644
--- a/drivers/crypto/padlock-aes.c
+++ b/drivers/crypto/padlock-aes.c
@@ -154,7 +154,11 @@ static inline void padlock_reset_key(struct cword *cword)
int cpu = raw_smp_processor_id();
if (cword != per_cpu(last_cword, cpu))
+#ifndef CONFIG_X86_64
asm volatile ("pushfl; popfl");
+#else
+ asm volatile ("pushfq; popfq");
+#endif
}
static inline void padlock_store_cword(struct cword *cword)
@@ -208,10 +212,19 @@ static inline void padlock_xcrypt_ecb(const u8 *input, u8 *output, void *key,
asm volatile ("test $1, %%cl;"
"je 1f;"
+#ifndef CONFIG_X86_64
"lea -1(%%ecx), %%eax;"
"mov $1, %%ecx;"
+#else
+ "lea -1(%%rcx), %%rax;"
+ "mov $1, %%rcx;"
+#endif
".byte 0xf3,0x0f,0xa7,0xc8;" /* rep xcryptecb */
+#ifndef CONFIG_X86_64
"mov %%eax, %%ecx;"
+#else
+ "mov %%rax, %%rcx;"
+#endif
"1:"
".byte 0xf3,0x0f,0xa7,0xc8" /* rep xcryptecb */
: "+S"(input), "+D"(output)