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path: root/drivers/crypto/padlock-aes.c
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Diffstat (limited to 'drivers/crypto/padlock-aes.c')
-rw-r--r--drivers/crypto/padlock-aes.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/crypto/padlock-aes.c b/drivers/crypto/padlock-aes.c
index 29b9469f837..37b2e9406af 100644
--- a/drivers/crypto/padlock-aes.c
+++ b/drivers/crypto/padlock-aes.c
@@ -19,6 +19,7 @@
#include <linux/percpu.h>
#include <linux/smp.h>
#include <linux/slab.h>
+#include <asm/cpu_device_id.h>
#include <asm/byteorder.h>
#include <asm/processor.h>
#include <asm/i387.h>
@@ -503,12 +504,18 @@ static struct crypto_alg cbc_aes_alg = {
}
};
+static struct x86_cpu_id padlock_cpu_id[] = {
+ X86_FEATURE_MATCH(X86_FEATURE_XCRYPT),
+ {}
+};
+MODULE_DEVICE_TABLE(x86cpu, padlock_cpu_id);
+
static int __init padlock_init(void)
{
int ret;
struct cpuinfo_x86 *c = &cpu_data(0);
- if (!cpu_has_xcrypt)
+ if (!x86_match_cpu(padlock_cpu_id))
return -ENODEV;
if (!cpu_has_xcrypt_enabled) {