s390/crypto: add cpu feature modaliases for crypto modules

Use the module_cpu_feature_match() module init function to add an
module alias based on required CPU features.   The modules are
automatically loaded on hardware that supports the required CPU features.

Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Hendrik Brueckner 2015-02-19 17:34:07 +01:00 committed by Martin Schwidefsky
parent 8f00b3e28f
commit d05377c12a
7 changed files with 14 additions and 8 deletions

View file

@ -24,6 +24,7 @@
#include <crypto/algapi.h>
#include <linux/err.h>
#include <linux/module.h>
#include <linux/cpufeature.h>
#include <linux/init.h>
#include <linux/spinlock.h>
#include "crypt_s390.h"
@ -976,7 +977,7 @@ static void __exit aes_s390_fini(void)
crypto_unregister_alg(&aes_alg);
}
module_init(aes_s390_init);
module_cpu_feature_match(MSA, aes_s390_init);
module_exit(aes_s390_fini);
MODULE_ALIAS_CRYPTO("aes-all");

View file

@ -16,6 +16,7 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/cpufeature.h>
#include <linux/crypto.h>
#include <crypto/algapi.h>
#include <crypto/des.h>
@ -616,7 +617,7 @@ static void __exit des_s390_exit(void)
crypto_unregister_alg(&des_alg);
}
module_init(des_s390_init);
module_cpu_feature_match(MSA, des_s390_init);
module_exit(des_s390_exit);
MODULE_ALIAS_CRYPTO("des");

View file

@ -9,6 +9,7 @@
#include <crypto/internal/hash.h>
#include <linux/module.h>
#include <linux/cpufeature.h>
#include "crypt_s390.h"
@ -158,7 +159,7 @@ static void __exit ghash_mod_exit(void)
crypto_unregister_shash(&ghash_alg);
}
module_init(ghash_mod_init);
module_cpu_feature_match(MSA, ghash_mod_init);
module_exit(ghash_mod_exit);
MODULE_ALIAS_CRYPTO("ghash");

View file

@ -17,6 +17,7 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/mutex.h>
#include <linux/cpufeature.h>
#include <linux/random.h>
#include <linux/slab.h>
#include <asm/debug.h>
@ -914,6 +915,5 @@ static void __exit prng_exit(void)
}
}
module_init(prng_init);
module_cpu_feature_match(MSA, prng_init);
module_exit(prng_exit);

View file

@ -26,6 +26,7 @@
#include <crypto/internal/hash.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/cpufeature.h>
#include <crypto/sha.h>
#include "crypt_s390.h"
@ -100,7 +101,7 @@ static void __exit sha1_s390_fini(void)
crypto_unregister_shash(&alg);
}
module_init(sha1_s390_init);
module_cpu_feature_match(MSA, sha1_s390_init);
module_exit(sha1_s390_fini);
MODULE_ALIAS_CRYPTO("sha1");

View file

@ -16,6 +16,7 @@
#include <crypto/internal/hash.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/cpufeature.h>
#include <crypto/sha.h>
#include "crypt_s390.h"
@ -140,7 +141,7 @@ static void __exit sha256_s390_fini(void)
crypto_unregister_shash(&sha256_alg);
}
module_init(sha256_s390_init);
module_cpu_feature_match(MSA, sha256_s390_init);
module_exit(sha256_s390_fini);
MODULE_ALIAS_CRYPTO("sha256");

View file

@ -18,6 +18,7 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/cpufeature.h>
#include "sha.h"
#include "crypt_s390.h"
@ -148,7 +149,7 @@ static void __exit fini(void)
crypto_unregister_shash(&sha384_alg);
}
module_init(init);
module_cpu_feature_match(MSA, init);
module_exit(fini);
MODULE_LICENSE("GPL");