Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  [HWRNG] omap: Minor updates
  [CRYPTO] kconfig: Ordering cleanup
  [CRYPTO] all: Clean up init()/fini()
  [CRYPTO] padlock-aes: Use generic setkey function
  [CRYPTO] aes: Export generic setkey
  [CRYPTO] api: Make the crypto subsystem fully modular
  [CRYPTO] cts: Add CTS mode required for Kerberos AES support
  [CRYPTO] lrw: Replace all adds to big endians variables with be*_add_cpu
  [CRYPTO] tcrypt: Change the XTEA test vectors
  [CRYPTO] tcrypt: Shrink the tcrypt module
  [CRYPTO] tcrypt: Change the usage of the test vectors
  [CRYPTO] api: Constify function pointer tables
  [CRYPTO] aes-x86-32: Remove unused return code
  [CRYPTO] tcrypt: Shrink speed templates
  [CRYPTO] tcrypt: Group common speed templates
  [CRYPTO] sha512: Rename sha512 to sha512_generic
  [CRYPTO] sha384: Hardware acceleration for s390
  [CRYPTO] sha512: Hardware acceleration for s390
  [CRYPTO] s390: Generic sha_update and sha_final
  [CRYPTO] api: Switch to proc_create()

arch/s390/crypto/Makefile

@@ -2,8 +2,9 @@
 # Cryptographic API
 #
 
-obj-$(CONFIG_CRYPTO_SHA1_S390) += sha1_s390.o
-obj-$(CONFIG_CRYPTO_SHA256_S390) += sha256_s390.o
+obj-$(CONFIG_CRYPTO_SHA1_S390) += sha1_s390.o sha_common.o
+obj-$(CONFIG_CRYPTO_SHA256_S390) += sha256_s390.o sha_common.o
+obj-$(CONFIG_CRYPTO_SHA512_S390) += sha512_s390.o sha_common.o
 obj-$(CONFIG_CRYPTO_DES_S390) += des_s390.o des_check_key.o
 obj-$(CONFIG_CRYPTO_AES_S390) += aes_s390.o
 obj-$(CONFIG_S390_PRNG) += prng.o

arch/s390/crypto/crypt_s390.h

@@ -82,6 +82,7 @@ enum crypt_s390_kimd_func {
 	KIMD_QUERY   = CRYPT_S390_KIMD | 0,
 	KIMD_SHA_1   = CRYPT_S390_KIMD | 1,
 	KIMD_SHA_256 = CRYPT_S390_KIMD | 2,
+	KIMD_SHA_512 = CRYPT_S390_KIMD | 3,
 };
 
 /*
@@ -92,6 +93,7 @@ enum crypt_s390_klmd_func {
 	KLMD_QUERY   = CRYPT_S390_KLMD | 0,
 	KLMD_SHA_1   = CRYPT_S390_KLMD | 1,
 	KLMD_SHA_256 = CRYPT_S390_KLMD | 2,
+	KLMD_SHA_512 = CRYPT_S390_KLMD | 3,
 };
 
 /*

arch/s390/crypto/sha.h

+/*
+ * Cryptographic API.
+ *
+ * s390 generic implementation of the SHA Secure Hash Algorithms.
+ *
+ * Copyright IBM Corp. 2007
+ * Author(s): Jan Glauber (jang@de.ibm.com)
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ */
+#ifndef _CRYPTO_ARCH_S390_SHA_H
+#define _CRYPTO_ARCH_S390_SHA_H
+
+#include <linux/crypto.h>
+#include <crypto/sha.h>
+
+/* must be big enough for the largest SHA variant */
+#define SHA_MAX_STATE_SIZE	16
+#define SHA_MAX_BLOCK_SIZE      SHA512_BLOCK_SIZE
+
+struct s390_sha_ctx {
+	u64 count;              /* message length in bytes */
+	u32 state[SHA_MAX_STATE_SIZE];
+	u8 buf[2 * SHA_MAX_BLOCK_SIZE];
+	int func;		/* KIMD function to use */
+};
+
+void s390_sha_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len);
+void s390_sha_final(struct crypto_tfm *tfm, u8 *out);
+
+#endif

arch/s390/crypto/sha1_s390.c

@@ -29,16 +29,11 @@
 #include <crypto/sha.h>
 
 #include "crypt_s390.h"
-
-struct s390_sha1_ctx {
-	u64 count;		/* message length */
-	u32 state[5];
-	u8 buf[2 * SHA1_BLOCK_SIZE];
-};
+#include "sha.h"
 
 static void sha1_init(struct crypto_tfm *tfm)
 {
-	struct s390_sha1_ctx *sctx = crypto_tfm_ctx(tfm);
+	struct s390_sha_ctx *sctx = crypto_tfm_ctx(tfm);
 
 	sctx->state[0] = SHA1_H0;
 	sctx->state[1] = SHA1_H1;
@@ -46,79 +41,7 @@ static void sha1_init(struct crypto_tfm *tfm)
 	sctx->state[3] = SHA1_H3;
 	sctx->state[4] = SHA1_H4;
 	sctx->count = 0;
-}
-
-static void sha1_update(struct crypto_tfm *tfm, const u8 *data,
-			unsigned int len)
-{
-	struct s390_sha1_ctx *sctx = crypto_tfm_ctx(tfm);
-	unsigned int index;
-	int ret;
-
-	/* how much is already in the buffer? */
-	index = sctx->count & 0x3f;
-
-	sctx->count += len;
-
-	if (index + len < SHA1_BLOCK_SIZE)
-		goto store;
-
-	/* process one stored block */
-	if (index) {
-		memcpy(sctx->buf + index, data, SHA1_BLOCK_SIZE - index);
-		ret = crypt_s390_kimd(KIMD_SHA_1, sctx->state, sctx->buf,
-				      SHA1_BLOCK_SIZE);
-		BUG_ON(ret != SHA1_BLOCK_SIZE);
-		data += SHA1_BLOCK_SIZE - index;
-		len -= SHA1_BLOCK_SIZE - index;
-	}
-
-	/* process as many blocks as possible */
-	if (len >= SHA1_BLOCK_SIZE) {
-		ret = crypt_s390_kimd(KIMD_SHA_1, sctx->state, data,
-				      len & ~(SHA1_BLOCK_SIZE - 1));
-		BUG_ON(ret != (len & ~(SHA1_BLOCK_SIZE - 1)));
-		data += ret;
-		len -= ret;
-	}
-
-store:
-	/* anything left? */
-	if (len)
-		memcpy(sctx->buf + index , data, len);
-}
-
-/* Add padding and return the message digest. */
-static void sha1_final(struct crypto_tfm *tfm, u8 *out)
-{
-	struct s390_sha1_ctx *sctx = crypto_tfm_ctx(tfm);
-	u64 bits;
-	unsigned int index, end;
-	int ret;
-
-	/* must perform manual padding */
-	index = sctx->count & 0x3f;
-	end =  (index < 56) ? SHA1_BLOCK_SIZE : (2 * SHA1_BLOCK_SIZE);
-
-	/* start pad with 1 */
-	sctx->buf[index] = 0x80;
-
-	/* pad with zeros */
-	index++;
-	memset(sctx->buf + index, 0x00, end - index - 8);
-
-	/* append message length */
-	bits = sctx->count * 8;
-	memcpy(sctx->buf + end - 8, &bits, sizeof(bits));
-
-	ret = crypt_s390_kimd(KIMD_SHA_1, sctx->state, sctx->buf, end);
-	BUG_ON(ret != end);
-
-	/* copy digest to out */
-	memcpy(out, sctx->state, SHA1_DIGEST_SIZE);
-
-	/* wipe context */
-	memset(sctx, 0, sizeof *sctx);
+	sctx->func = KIMD_SHA_1;
 }
 
 static struct crypto_alg alg = {
@@ -127,21 +50,20 @@ static struct crypto_alg alg = {
 	.cra_priority	=	CRYPT_S390_PRIORITY,
 	.cra_flags	=	CRYPTO_ALG_TYPE_DIGEST,
 	.cra_blocksize	=	SHA1_BLOCK_SIZE,
-	.cra_ctxsize	=	sizeof(struct s390_sha1_ctx),
+	.cra_ctxsize	=	sizeof(struct s390_sha_ctx),
 	.cra_module	=	THIS_MODULE,
 	.cra_list	=	LIST_HEAD_INIT(alg.cra_list),
 	.cra_u		=	{ .digest = {
 	.dia_digestsize	=	SHA1_DIGEST_SIZE,
 	.dia_init	=	sha1_init,
-	.dia_update	=	sha1_update,
-	.dia_final	=	sha1_final } }
+	.dia_update	=	s390_sha_update,
+	.dia_final	=	s390_sha_final } }
 };
 
 static int __init sha1_s390_init(void)
 {
 	if (!crypt_s390_func_available(KIMD_SHA_1))
 		return -EOPNOTSUPP;
-
 	return crypto_register_alg(&alg);
 }
 
@@ -154,6 +76,5 @@ module_init(sha1_s390_init);
 module_exit(sha1_s390_fini);
 
 MODULE_ALIAS("sha1");
-
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("SHA1 Secure Hash Algorithm");

arch/s390/crypto/sha256_s390.c

@@ -22,16 +22,11 @@
 #include <crypto/sha.h>
 
 #include "crypt_s390.h"
-
-struct s390_sha256_ctx {
-	u64 count;		/* message length */
-	u32 state[8];
-	u8 buf[2 * SHA256_BLOCK_SIZE];
-};
+#include "sha.h"
 
 static void sha256_init(struct crypto_tfm *tfm)
 {
-	struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm);
+	struct s390_sha_ctx *sctx = crypto_tfm_ctx(tfm);
 
 	sctx->state[0] = SHA256_H0;
 	sctx->state[1] = SHA256_H1;
@@ -42,79 +37,7 @@ static void sha256_init(struct crypto_tfm *tfm)
 	sctx->state[6] = SHA256_H6;
 	sctx->state[7] = SHA256_H7;
 	sctx->count = 0;
-}
-
-static void sha256_update(struct crypto_tfm *tfm, const u8 *data,
-			  unsigned int len)
-{
-	struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm);
-	unsigned int index;
-	int ret;
-
-	/* how much is already in the buffer? */
-	index = sctx->count & 0x3f;
-
-	sctx->count += len;
-
-	if ((index + len) < SHA256_BLOCK_SIZE)
-		goto store;
-
-	/* process one stored block */
-	if (index) {
-		memcpy(sctx->buf + index, data, SHA256_BLOCK_SIZE - index);
-		ret = crypt_s390_kimd(KIMD_SHA_256, sctx->state, sctx->buf,
-				      SHA256_BLOCK_SIZE);
-		BUG_ON(ret != SHA256_BLOCK_SIZE);
-		data += SHA256_BLOCK_SIZE - index;
-		len -= SHA256_BLOCK_SIZE - index;
-	}
-
-	/* process as many blocks as possible */
-	if (len >= SHA256_BLOCK_SIZE) {
-		ret = crypt_s390_kimd(KIMD_SHA_256, sctx->state, data,
-				      len & ~(SHA256_BLOCK_SIZE - 1));
-		BUG_ON(ret != (len & ~(SHA256_BLOCK_SIZE - 1)));
-		data += ret;
-		len -= ret;
-	}
-
-store:
-	/* anything left? */
-	if (len)
-		memcpy(sctx->buf + index , data, len);
-}
-
-/* Add padding and return the message digest */
-static void sha256_final(struct crypto_tfm *tfm, u8 *out)
-{
-	struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm);
-	u64 bits;
-	unsigned int index, end;
-	int ret;
-
-	/* must perform manual padding */
-	index = sctx->count & 0x3f;
-	end = (index < 56) ? SHA256_BLOCK_SIZE : (2 * SHA256_BLOCK_SIZE);
-
-	/* start pad with 1 */
-	sctx->buf[index] = 0x80;
-
-	/* pad with zeros */
-	index++;
-	memset(sctx->buf + index, 0x00, end - index - 8);
-
-	/* append message length */
-	bits = sctx->count * 8;
-	memcpy(sctx->buf + end - 8, &bits, sizeof(bits));
-
-	ret = crypt_s390_kimd(KIMD_SHA_256, sctx->state, sctx->buf, end);
-	BUG_ON(ret != end);
-
-	/* copy digest to out */
-	memcpy(out, sctx->state, SHA256_DIGEST_SIZE);
-
-	/* wipe context */
-	memset(sctx, 0, sizeof *sctx);
+	sctx->func = KIMD_SHA_256;
 }
 
 static struct crypto_alg alg = {
@@ -123,14 +46,14 @@ static struct crypto_alg alg = {
 	.cra_priority	=	CRYPT_S390_PRIORITY,
 	.cra_flags	=	CRYPTO_ALG_TYPE_DIGEST,
 	.cra_blocksize	=	SHA256_BLOCK_SIZE,
-	.cra_ctxsize	=	sizeof(struct s390_sha256_ctx),
+	.cra_ctxsize	=	sizeof(struct s390_sha_ctx),
 	.cra_module	=	THIS_MODULE,
 	.cra_list	=	LIST_HEAD_INIT(alg.cra_list),
 	.cra_u		=	{ .digest = {
 	.dia_digestsize	=	SHA256_DIGEST_SIZE,
 	.dia_init	=	sha256_init,
-	.dia_update	=	sha256_update,
-	.dia_final	=	sha256_final } }
+	.dia_update	=	s390_sha_update,
+	.dia_final	=	s390_sha_final } }
 };
 
 static int sha256_s390_init(void)
@@ -150,6 +73,5 @@ module_init(sha256_s390_init);
 module_exit(sha256_s390_fini);
 
 MODULE_ALIAS("sha256");
-
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("SHA256 Secure Hash Algorithm");

arch/s390/crypto/sha512_s390.c

+/*
+ * Cryptographic API.
+ *
+ * s390 implementation of the SHA512 and SHA38 Secure Hash Algorithm.
+ *
+ * Copyright IBM Corp. 2007
+ * Author(s): Jan Glauber (jang@de.ibm.com)
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ */
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/crypto.h>
+
+#include "sha.h"
+#include "crypt_s390.h"
+
+static void sha512_init(struct crypto_tfm *tfm)
+{
+	struct s390_sha_ctx *ctx = crypto_tfm_ctx(tfm);
+
+	*(__u64 *)&ctx->state[0] = 0x6a09e667f3bcc908ULL;
+	*(__u64 *)&ctx->state[2] = 0xbb67ae8584caa73bULL;
+	*(__u64 *)&ctx->state[4] = 0x3c6ef372fe94f82bULL;
+	*(__u64 *)&ctx->state[6] = 0xa54ff53a5f1d36f1ULL;
+	*(__u64 *)&ctx->state[8] = 0x510e527fade682d1ULL;
+	*(__u64 *)&ctx->state[10] = 0x9b05688c2b3e6c1fULL;
+	*(__u64 *)&ctx->state[12] = 0x1f83d9abfb41bd6bULL;
+	*(__u64 *)&ctx->state[14] = 0x5be0cd19137e2179ULL;
+	ctx->count = 0;
+	ctx->func = KIMD_SHA_512;
+}
+
+static struct crypto_alg sha512_alg = {
+	.cra_name	=	"sha512",
+	.cra_driver_name =	"sha512-s390",
+	.cra_priority	=	CRYPT_S390_PRIORITY,
+	.cra_flags	=	CRYPTO_ALG_TYPE_DIGEST,
+	.cra_blocksize	=	SHA512_BLOCK_SIZE,
+	.cra_ctxsize	=	sizeof(struct s390_sha_ctx),
+	.cra_module	=	THIS_MODULE,
+	.cra_list	=	LIST_HEAD_INIT(sha512_alg.cra_list),
+	.cra_u		=	{ .digest = {
+	.dia_digestsize	=	SHA512_DIGEST_SIZE,
+	.dia_init	=	sha512_init,
+	.dia_update	=	s390_sha_update,
+	.dia_final	=	s390_sha_final } }
+};
+
+MODULE_ALIAS("sha512");
+
+static void sha384_init(struct crypto_tfm *tfm)
+{
+	struct s390_sha_ctx *ctx = crypto_tfm_ctx(tfm);
+
+	*(__u64 *)&ctx->state[0] = 0xcbbb9d5dc1059ed8ULL;
+	*(__u64 *)&ctx->state[2] = 0x629a292a367cd507ULL;
+	*(__u64 *)&ctx->state[4] = 0x9159015a3070dd17ULL;
+	*(__u64 *)&ctx->state[6] = 0x152fecd8f70e5939ULL;
+	*(__u64 *)&ctx->state[8] = 0x67332667ffc00b31ULL;
+	*(__u64 *)&ctx->state[10] = 0x8eb44a8768581511ULL;
+	*(__u64 *)&ctx->state[12] = 0xdb0c2e0d64f98fa7ULL;
+	*(__u64 *)&ctx->state[14] = 0x47b5481dbefa4fa4ULL;
+	ctx->count = 0;
+	ctx->func = KIMD_SHA_512;
+}
+
+static struct crypto_alg sha384_alg = {
+	.cra_name	=	"sha384",
+	.cra_driver_name =	"sha384-s390",
+	.cra_priority	=	CRYPT_S390_PRIORITY,
+	.cra_flags	=	CRYPTO_ALG_TYPE_DIGEST,
+	.cra_blocksize	=	SHA384_BLOCK_SIZE,
+	.cra_ctxsize	=	sizeof(struct s390_sha_ctx),
+	.cra_module	=	THIS_MODULE,
+	.cra_list	=	LIST_HEAD_INIT(sha384_alg.cra_list),
+	.cra_u		=	{ .digest = {
+	.dia_digestsize	=	SHA384_DIGEST_SIZE,
+	.dia_init	=	sha384_init,
+	.dia_update	=	s390_sha_update,
+	.dia_final	=	s390_sha_final } }
+};
+
+MODULE_ALIAS("sha384");
+
+static int __init init(void)
+{
+	int ret;
+
+	if (!crypt_s390_func_available(KIMD_SHA_512))
+		return -EOPNOTSUPP;
+	if ((ret = crypto_register_alg(&sha512_alg)) < 0)
+		goto out;
+	if ((ret = crypto_register_alg(&sha384_alg)) < 0)
+		crypto_unregister_alg(&sha512_alg);
+out:
+	return ret;
+}
+
+static void __exit fini(void)
+{
+	crypto_unregister_alg(&sha512_alg);
+	crypto_unregister_alg(&sha384_alg);
+}
+
+module_init(init);
+module_exit(fini);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("SHA512 and SHA-384 Secure Hash Algorithm");

arch/s390/crypto/sha_common.c

+/*
+ * Cryptographic API.
+ *
+ * s390 generic implementation of the SHA Secure Hash Algorithms.
+ *
+ * Copyright IBM Corp. 2007
+ * Author(s): Jan Glauber (jang@de.ibm.com)
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ */
+
+#include <linux/crypto.h>
+#include "sha.h"
+#include "crypt_s390.h"
+
+void s390_sha_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
+{
+	struct s390_sha_ctx *ctx = crypto_tfm_ctx(tfm);
+	unsigned int bsize = crypto_tfm_alg_blocksize(tfm);
+	unsigned int index;
+	int ret;
+
+	/* how much is already in the buffer? */
+	index = ctx->count & (bsize - 1);
+	ctx->count += len;
+
+	if ((index + len) < bsize)
+		goto store;
+
+	/* process one stored block */
+	if (index) {
+		memcpy(ctx->buf + index, data, bsize - index);
+		ret = crypt_s390_kimd(ctx->func, ctx->state, ctx->buf, bsize);
+		BUG_ON(ret != bsize);
+		data += bsize - index;
+		len -= bsize - index;
+	}
+
+	/* process as many blocks as possible */
+	if (len >= bsize) {
+		ret = crypt_s390_kimd(ctx->func, ctx->state, data,
+				      len & ~(bsize - 1));
+		BUG_ON(ret != (len & ~(bsize - 1)));
+		data += ret;
+		len -= ret;
+	}
+store:
+	if (len)
+		memcpy(ctx->buf + index , data, len);
+}
+EXPORT_SYMBOL_GPL(s390_sha_update);
+
+void s390_sha_final(struct crypto_tfm *tfm, u8 *out)
+{
+	struct s390_sha_ctx *ctx = crypto_tfm_ctx(tfm);
+	unsigned int bsize = crypto_tfm_alg_blocksize(tfm);
+	u64 bits;
+	unsigned int index, end, plen;
+	int ret;
+
+	/* SHA-512 uses 128 bit padding length */
+	plen = (bsize > SHA256_BLOCK_SIZE) ? 16 : 8;
+
+	/* must perform manual padding */
+	index = ctx->count & (bsize - 1);
+	end = (index < bsize - plen) ? bsize : (2 * bsize);
+
+	/* start pad with 1 */
+	ctx->buf[index] = 0x80;
+	index++;
+
+	/* pad with zeros */
+	memset(ctx->buf + index, 0x00, end - index - 8);
+
+	/*
+	 * Append message length. Well, SHA-512 wants a 128 bit lenght value,
+	 * nevertheless we use u64, should be enough for now...
+	 */
+	bits = ctx->count * 8;
+	memcpy(ctx->buf + end - 8, &bits, sizeof(bits));
+
+	ret = crypt_s390_kimd(ctx->func, ctx->state, ctx->buf, end);
+	BUG_ON(ret != end);
+
+	/* copy digest to out */
+	memcpy(out, ctx->state, crypto_hash_digestsize(crypto_hash_cast(tfm)));
+	/* wipe context */
+	memset(ctx, 0, sizeof *ctx);
+}
+EXPORT_SYMBOL_GPL(s390_sha_final);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("s390 SHA cipher common functions");

arch/x86/crypto/aes-i586-asm_32.S

@@ -289,7 +289,6 @@ aes_enc_blk:
 	pop     %ebx
 	mov     %r0,(%ebp)
 	pop     %ebp
-	mov     $1,%eax
 	ret
 
 // AES (Rijndael) Decryption Subroutine
@@ -365,6 +364,4 @@ aes_dec_blk:
 	pop     %ebx
 	mov     %r0,(%ebp)
 	pop     %ebp
-	mov     $1,%eax
 	ret
-

crypto/Makefile

@@ -2,7 +2,8 @@
 # Cryptographic API
 #
 
-obj-$(CONFIG_CRYPTO) += api.o cipher.o digest.o compress.o
+obj-$(CONFIG_CRYPTO) += crypto.o
+crypto-objs := api.o cipher.o digest.o compress.o
 
 crypto_algapi-$(CONFIG_PROC_FS) += proc.o
 crypto_algapi-objs := algapi.o scatterwalk.o $(crypto_algapi-y)
@@ -28,13 +29,14 @@ obj-$(CONFIG_CRYPTO_MD4) += md4.o
 obj-$(CONFIG_CRYPTO_MD5) += md5.o
 obj-$(CONFIG_CRYPTO_SHA1) += sha1_generic.o
 obj-$(CONFIG_CRYPTO_SHA256) += sha256_generic.o
-obj-$(CONFIG_CRYPTO_SHA512) += sha512.o
+obj-$(CONFIG_CRYPTO_SHA512) += sha512_generic.o
 obj-$(CONFIG_CRYPTO_WP512) += wp512.o
 obj-$(CONFIG_CRYPTO_TGR192) += tgr192.o
 obj-$(CONFIG_CRYPTO_GF128MUL) += gf128mul.o
 obj-$(CONFIG_CRYPTO_ECB) += ecb.o
 obj-$(CONFIG_CRYPTO_CBC) += cbc.o
 obj-$(CONFIG_CRYPTO_PCBC) += pcbc.o
+obj-$(CONFIG_CRYPTO_CTS) += cts.o
 obj-$(CONFIG_CRYPTO_LRW) += lrw.o
 obj-$(CONFIG_CRYPTO_XTS) += xts.o
 obj-$(CONFIG_CRYPTO_CTR) += ctr.o

crypto/aes_generic.c

@@ -229,18 +229,29 @@ static void __init gen_tabs(void)
 	ctx->key_enc[8 * i + 15] = t;			\
 } while (0)
 
-int crypto_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
+/**
+ * crypto_aes_expand_key - Expands the AES key as described in FIPS-197
+ * @ctx:	The location where the computed key will be stored.
+ * @in_key:	The supplied key.
+ * @key_len:	The length of the supplied key.
+ *
+ * Returns 0 on success. The function fails only if an invalid key size (or
+ * pointer) is supplied.
+ * The expanded key size is 240 bytes (max of 14 rounds with a unique 16 bytes
+ * key schedule plus a 16 bytes key which is used before the first round).
+ * The decryption key is prepared for the "Equivalent Inverse Cipher" as
+ * described in FIPS-197. The first slot (16 bytes) of each key (enc or dec) is
+ * for the initial combination, the second slot for the first round and so on.
+ */
+int crypto_aes_expand_key(struct crypto_aes_ctx *ctx, const u8 *in_key,
 		unsigned int key_len)
 {
-	struct crypto_aes_ctx *ctx = crypto_tfm_ctx(tfm);
 	const __le32 *key = (const __le32 *)in_key;
-	u32 *flags = &tfm->crt_flags;
 	u32 i, t, u, v, w, j;
 
-	if (key_len % 8) {
-		*flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+	if (key_len != AES_KEYSIZE_128 && key_len != AES_KEYSIZE_192 &&
+			key_len != AES_KEYSIZE_256)
 		return -EINVAL;
-	}
 
 	ctx->key_length = key_len;
 
@@ -250,20 +261,20 @@ int crypto_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
 	ctx->key_dec[key_len + 27] = ctx->key_enc[3] = le32_to_cpu(key[3]);
 
 	switch (key_len) {
-	case 16:
+	case AES_KEYSIZE_128:
 		t = ctx->key_enc[3];
 		for (i = 0; i < 10; ++i)
 			loop4(i);
 		break;
 
-	case 24:
+	case AES_KEYSIZE_192:
 		ctx->key_enc[4] = le32_to_cpu(key[4]);
 		t = ctx->key_enc[5] = le32_to_cpu(key[5]);
 		for (i = 0; i < 8; ++i)
 			loop6(i);
 		break;
 
-	case 32:
+	case AES_KEYSIZE_256:
 		ctx->key_enc[4] = le32_to_cpu(key[4]);
 		ctx->key_enc[5] = le32_to_cpu(key[5]);
 		ctx->key_enc[6] = le32_to_cpu(key[6]);
@@ -284,6 +295,33 @@ int crypto_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
 	}
 	return 0;
 }
+EXPORT_SYMBOL_GPL(crypto_aes_expand_key);
+
+/**
+ * crypto_aes_set_key - Set the AES key.
+ * @tfm:	The %crypto_tfm that is used in the context.
+ * @in_key:	The input key.
+ * @key_len:	The size of the key.
+ *
+ * Returns 0 on success, on failure the %CRYPTO_TFM_RES_BAD_KEY_LEN flag in tfm
+ * is set. The function uses crypto_aes_expand_key() to expand the key.
+ * &crypto_aes_ctx _must_ be the private data embedded in @tfm which is
+ * retrieved with crypto_tfm_ctx().
+ */
+int crypto_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
+		unsigned int key_len)
+{
+	struct crypto_aes_ctx *ctx = crypto_tfm_ctx(tfm);
+	u32 *flags = &tfm->crt_flags;
+	int ret;
+
+	ret = crypto_aes_expand_key(ctx, in_key, key_len);
+	if (!ret)
+		return 0;
+
+	*flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+	return -EINVAL;
+}
 EXPORT_SYMBOL_GPL(crypto_aes_set_key);
 
 /* encrypt a block of text */

crypto/anubis.c

@@ -687,7 +687,7 @@ static struct crypto_alg anubis_alg = {
 	.cia_decrypt		=	anubis_decrypt } }
 };
 
-static int __init init(void)
+static int __init anubis_mod_init(void)
 {
 	int ret = 0;
 	
@@ -695,13 +695,13 @@ static int __init init(void)
 	return ret;
 }
 
-static void __exit fini(void)
+static void __exit anubis_mod_fini(void)
 {
 	crypto_unregister_alg(&anubis_alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(anubis_mod_init);
+module_exit(anubis_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Anubis Cryptographic Algorithm");

crypto/api.c

@@ -445,3 +445,6 @@ int crypto_has_alg(const char *name, u32 type, u32 mask)
 	return ret;
 }
 EXPORT_SYMBOL_GPL(crypto_has_alg);
+
+MODULE_DESCRIPTION("Cryptographic core API");
+MODULE_LICENSE("GPL");

crypto/blowfish.c

@@ -465,18 +465,18 @@ static struct crypto_alg alg = {
 	.cia_decrypt  		=	bf_decrypt } }
 };
 
-static int __init init(void)
+static int __init blowfish_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit blowfish_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(blowfish_mod_init);
+module_exit(blowfish_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Blowfish Cipher Algorithm");

crypto/cast5.c

@@ -817,18 +817,18 @@ static struct crypto_alg alg = {
 	}
 };
 
-static int __init init(void)
+static int __init cast5_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit cast5_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(cast5_mod_init);
+module_exit(cast5_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Cast5 Cipher Algorithm");

crypto/cast6.c

@@ -528,18 +528,18 @@ static struct crypto_alg alg = {
 		  }
 };
 
-static int __init init(void)
+static int __init cast6_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit cast6_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(cast6_mod_init);
+module_exit(cast6_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Cast6 Cipher Algorithm");

crypto/crc32c.c

@@ -98,18 +98,18 @@ static struct crypto_alg alg = {
 	}
 };
 
-static int __init init(void)
+static int __init crc32c_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit crc32c_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(crc32c_mod_init);
+module_exit(crc32c_mod_fini);
 
 MODULE_AUTHOR("Clay Haapala <chaapala@cisco.com>");
 MODULE_DESCRIPTION("CRC32c (Castagnoli) calculations wrapper for lib/crc32c");

crypto/crypto_null.c

@@ -142,7 +142,7 @@ MODULE_ALIAS("compress_null");
 MODULE_ALIAS("digest_null");
 MODULE_ALIAS("cipher_null");
 
-static int __init init(void)
+static int __init crypto_null_mod_init(void)
 {
 	int ret = 0;
 	
@@ -174,7 +174,7 @@ static int __init init(void)
 	goto out;
 }
 
-static void __exit fini(void)
+static void __exit crypto_null_mod_fini(void)
 {
 	crypto_unregister_alg(&compress_null);
 	crypto_unregister_alg(&digest_null);
@@ -182,8 +182,8 @@ static void __exit fini(void)
 	crypto_unregister_alg(&cipher_null);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(crypto_null_mod_init);
+module_exit(crypto_null_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Null Cryptographic Algorithms");

crypto/deflate.c

@@ -208,18 +208,18 @@ static struct crypto_alg alg = {
 	.coa_decompress  	= deflate_decompress } }
 };
 
-static int __init init(void)
+static int __init deflate_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit deflate_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(deflate_mod_init);
+module_exit(deflate_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Deflate Compression Algorithm for IPCOMP");

crypto/des_generic.c

@@ -977,7 +977,7 @@ static struct crypto_alg des3_ede_alg = {
 
 MODULE_ALIAS("des3_ede");
 
-static int __init init(void)
+static int __init des_generic_mod_init(void)
 {
 	int ret = 0;
 
@@ -992,14 +992,14 @@ static int __init init(void)
 	return ret;
 }
 
-static void __exit fini(void)
+static void __exit des_generic_mod_fini(void)
 {
 	crypto_unregister_alg(&des3_ede_alg);
 	crypto_unregister_alg(&des_alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(des_generic_mod_init);
+module_exit(des_generic_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("DES & Triple DES EDE Cipher Algorithms");

crypto/fcrypt.c

@@ -405,18 +405,18 @@ static struct crypto_alg fcrypt_alg = {
 	.cia_decrypt		=	fcrypt_decrypt } }
 };
 
-static int __init init(void)
+static int __init fcrypt_mod_init(void)
 {
 	return crypto_register_alg(&fcrypt_alg);
 }
 
-static void __exit fini(void)
+static void __exit fcrypt_mod_fini(void)
 {
 	crypto_unregister_alg(&fcrypt_alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(fcrypt_mod_init);
+module_exit(fcrypt_mod_fini);
 
 MODULE_LICENSE("Dual BSD/GPL");
 MODULE_DESCRIPTION("FCrypt Cipher Algorithm");

crypto/khazad.c

@@ -862,7 +862,7 @@ static struct crypto_alg khazad_alg = {
 	.cia_decrypt		=	khazad_decrypt } }
 };
 
-static int __init init(void)
+static int __init khazad_mod_init(void)
 {
 	int ret = 0;
 	
@@ -870,14 +870,14 @@ static int __init init(void)
 	return ret;
 }
 
-static void __exit fini(void)
+static void __exit khazad_mod_fini(void)
 {
 	crypto_unregister_alg(&khazad_alg);
 }
 
 
-module_init(init);
-module_exit(fini);
+module_init(khazad_mod_init);
+module_exit(khazad_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Khazad Cryptographic Algorithm");

crypto/lrw.c

@@ -91,8 +91,9 @@ struct sinfo {
 
 static inline void inc(be128 *iv)
 {
-	if (!(iv->b = cpu_to_be64(be64_to_cpu(iv->b) + 1)))
-		iv->a = cpu_to_be64(be64_to_cpu(iv->a) + 1);
+	be64_add_cpu(&iv->b, 1);
+	if (!iv->b)
+		be64_add_cpu(&iv->a, 1);
 }
 
 static inline void lrw_round(struct sinfo *s, void *dst, const void *src)

crypto/lzo.c

@@ -89,18 +89,18 @@ static struct crypto_alg alg = {
 	.coa_decompress  	= lzo_decompress } }
 };
 
-static int __init init(void)
+static int __init lzo_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit lzo_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(lzo_mod_init);
+module_exit(lzo_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("LZO Compression Algorithm");

crypto/md4.c

@@ -233,18 +233,18 @@ static struct crypto_alg alg = {
 	.dia_final  	=	md4_final } }
 };
 
-static int __init init(void)
+static int __init md4_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit md4_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(md4_mod_init);
+module_exit(md4_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("MD4 Message Digest Algorithm");

crypto/md5.c

@@ -228,18 +228,18 @@ static struct crypto_alg alg = {
 	.dia_final  	=	md5_final } }
 };
 
-static int __init init(void)
+static int __init md5_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit md5_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(md5_mod_init);
+module_exit(md5_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("MD5 Message Digest Algorithm");

crypto/proc.c

@@ -78,7 +78,7 @@ static int c_show(struct seq_file *m, void *p)
 	return 0;
 }
 
-static struct seq_operations crypto_seq_ops = {
+static const struct seq_operations crypto_seq_ops = {
 	.start		= c_start,
 	.next		= c_next,
 	.stop		= c_stop,
@@ -99,11 +99,7 @@ static const struct file_operations proc_crypto_ops = {
 
 void __init crypto_init_proc(void)
 {
-	struct proc_dir_entry *proc;
-	
-	proc = create_proc_entry("crypto", 0, NULL);
-	if (proc)
-		proc->proc_fops = &proc_crypto_ops;
+	proc_create("crypto", 0, NULL, &proc_crypto_ops);
 }
 
 void __exit crypto_exit_proc(void)

crypto/salsa20_generic.c

@@ -237,18 +237,18 @@ static struct crypto_alg alg = {
 	}
 };
 
-static int __init init(void)
+static int __init salsa20_generic_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit salsa20_generic_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(salsa20_generic_mod_init);
+module_exit(salsa20_generic_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION ("Salsa20 stream cipher algorithm");

crypto/serpent.c

@@ -557,7 +557,7 @@ static struct crypto_alg tnepres_alg = {
 	.cia_decrypt  		=	tnepres_decrypt } }
 };
 
-static int __init init(void)
+static int __init serpent_mod_init(void)
 {
 	int ret = crypto_register_alg(&serpent_alg);
 
@@ -572,14 +572,14 @@ static int __init init(void)
 	return ret;
 }
 
-static void __exit fini(void)
+static void __exit serpent_mod_fini(void)
 {
 	crypto_unregister_alg(&tnepres_alg);
 	crypto_unregister_alg(&serpent_alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(serpent_mod_init);
+module_exit(serpent_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Serpent and tnepres (kerneli compatible serpent reversed) Cipher Algorithm");

crypto/sha1_generic.c

@@ -120,18 +120,18 @@ static struct crypto_alg alg = {
 	.dia_final  	=	sha1_final } }
 };
 
-static int __init init(void)
+static int __init sha1_generic_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit sha1_generic_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(sha1_generic_mod_init);
+module_exit(sha1_generic_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("SHA1 Secure Hash Algorithm");

crypto/sha256_generic.c

@@ -353,7 +353,7 @@ static struct crypto_alg sha224 = {
 	.dia_final	= sha224_final } }
 };
 
-static int __init init(void)
+static int __init sha256_generic_mod_init(void)
 {
 	int ret = 0;
 
@@ -370,14 +370,14 @@ static int __init init(void)
 	return ret;
 }
 
-static void __exit fini(void)
+static void __exit sha256_generic_mod_fini(void)
 {
 	crypto_unregister_alg(&sha224);
 	crypto_unregister_alg(&sha256);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(sha256_generic_mod_init);
+module_exit(sha256_generic_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("SHA-224 and SHA-256 Secure Hash Algorithm");

crypto/sha512.c → crypto/sha512_generic.c

@@ -278,9 +278,7 @@ static struct crypto_alg sha384 = {
         }
 };
 
-MODULE_ALIAS("sha384");
-
-static int __init init(void)
+static int __init sha512_generic_mod_init(void)
 {
         int ret = 0;
 
@@ -292,14 +290,17 @@ static int __init init(void)
         return ret;
 }
 
-static void __exit fini(void)
+static void __exit sha512_generic_mod_fini(void)
 {
         crypto_unregister_alg(&sha384);
         crypto_unregister_alg(&sha512);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(sha512_generic_mod_init);
+module_exit(sha512_generic_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("SHA-512 and SHA-384 Secure Hash Algorithms");
+
+MODULE_ALIAS("sha384");
+MODULE_ALIAS("sha512");

crypto/tea.c

@@ -267,7 +267,7 @@ static struct crypto_alg xeta_alg = {
 	.cia_decrypt		=	xeta_decrypt } }
 };
 
-static int __init init(void)
+static int __init tea_mod_init(void)
 {
 	int ret = 0;
 	
@@ -292,7 +292,7 @@ static int __init init(void)
 	return ret;
 }
 
-static void __exit fini(void)
+static void __exit tea_mod_fini(void)
 {
 	crypto_unregister_alg(&tea_alg);
 	crypto_unregister_alg(&xtea_alg);
@@ -302,8 +302,8 @@ static void __exit fini(void)
 MODULE_ALIAS("xtea");
 MODULE_ALIAS("xeta");
 
-module_init(init);
-module_exit(fini);
+module_init(tea_mod_init);
+module_exit(tea_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("TEA, XTEA & XETA Cryptographic Algorithms");

crypto/tgr192.c

@@ -663,7 +663,7 @@ static struct crypto_alg tgr128 = {
 			     .dia_final = tgr128_final}}
 };
 
-static int __init init(void)
+static int __init tgr192_mod_init(void)
 {
 	int ret = 0;
 
@@ -688,7 +688,7 @@ static int __init init(void)
 	return ret;
 }
 
-static void __exit fini(void)
+static void __exit tgr192_mod_fini(void)
 {
 	crypto_unregister_alg(&tgr192);
 	crypto_unregister_alg(&tgr160);
@@ -698,8 +698,8 @@ static void __exit fini(void)
 MODULE_ALIAS("tgr160");
 MODULE_ALIAS("tgr128");
 
-module_init(init);
-module_exit(fini);
+module_init(tgr192_mod_init);
+module_exit(tgr192_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Tiger Message Digest Algorithm");

crypto/twofish.c

@@ -197,18 +197,18 @@ static struct crypto_alg alg = {
 	.cia_decrypt        =   twofish_decrypt } }
 };
 
-static int __init init(void)
+static int __init twofish_mod_init(void)
 {
 	return crypto_register_alg(&alg);
 }
 
-static void __exit fini(void)
+static void __exit twofish_mod_fini(void)
 {
 	crypto_unregister_alg(&alg);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(twofish_mod_init);
+module_exit(twofish_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION ("Twofish Cipher Algorithm");

crypto/wp512.c

@@ -1146,7 +1146,7 @@ static struct crypto_alg wp256 = {
 	.dia_final  	=	wp256_final } }
 };
 
-static int __init init(void)
+static int __init wp512_mod_init(void)
 {
 	int ret = 0;
 
@@ -1172,7 +1172,7 @@ static int __init init(void)
 	return ret;
 }
 
-static void __exit fini(void)
+static void __exit wp512_mod_fini(void)
 {
 	crypto_unregister_alg(&wp512);
 	crypto_unregister_alg(&wp384);
@@ -1182,8 +1182,8 @@ static void __exit fini(void)
 MODULE_ALIAS("wp384");
 MODULE_ALIAS("wp256");
 
-module_init(init);
-module_exit(fini);
+module_init(wp512_mod_init);
+module_exit(wp512_mod_fini);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Whirlpool Message Digest Algorithm");

drivers/char/hw_random/omap-rng.c

 /*
- * drivers/char/hw_random/omap-rng.c
- *
- * RNG driver for TI OMAP CPU family
+ * omap-rng.c - RNG driver for TI OMAP CPU family
  *
  * Author: Deepak Saxena <dsaxena@plexity.net>
  *
@@ -15,11 +13,6 @@
  * This file is licensed under  the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
- *
- * TODO:
- *
- * - Make status updated be interrupt driven so we don't poll
- *
  */
 
 #include <linux/module.h>
@@ -55,17 +48,16 @@ static void __iomem *rng_base;
 static struct clk *rng_ick;
 static struct platform_device *rng_dev;
 
-static u32 omap_rng_read_reg(int reg)
+static inline u32 omap_rng_read_reg(int reg)
 {
 	return __raw_readl(rng_base + reg);
 }
 
-static void omap_rng_write_reg(int reg, u32 val)
+static inline void omap_rng_write_reg(int reg, u32 val)
 {
 	__raw_writel(val, rng_base + reg);
 }
 
-/* REVISIT: Does the status bit really work on 16xx? */
 static int omap_rng_data_present(struct hwrng *rng, int wait)
 {
 	int data, i;
@@ -74,6 +66,11 @@ static int omap_rng_data_present(struct hwrng *rng, int wait)
 		data = omap_rng_read_reg(RNG_STAT_REG) ? 0 : 1;
 		if (data || !wait)
 			break;
+		/* RNG produces data fast enough (2+ MBit/sec, even
+		 * during "rngtest" loads, that these delays don't
+		 * seem to trigger.  We *could* use the RNG IRQ, but
+		 * that'd be higher overhead ... so why bother?
+		 */
 		udelay(10);
 	}
 	return data;
@@ -101,7 +98,8 @@ static int __init omap_rng_probe(struct platform_device *pdev)
 	 * A bit ugly, and it will never actually happen but there can
 	 * be only one RNG and this catches any bork
 	 */
-	BUG_ON(rng_dev);
+	if (rng_dev)
+		return -EBUSY;
 
 	if (cpu_is_omap24xx()) {
 		rng_ick = clk_get(NULL, "rng_ick");
@@ -124,7 +122,7 @@ static int __init omap_rng_probe(struct platform_device *pdev)
 		return -EBUSY;
 
 	dev_set_drvdata(&pdev->dev, mem);
-	rng_base = (u32 __iomem *)io_p2v(res->start);
+	rng_base = (u32 __force __iomem *)io_p2v(res->start);
 
 	ret = hwrng_register(&omap_rng_ops);
 	if (ret) {
@@ -182,6 +180,8 @@ static int omap_rng_resume(struct platform_device *pdev)
 
 #endif
 
+/* work with hotplug and coldplug */
+MODULE_ALIAS("platform:omap_rng");
 
 static struct platform_driver omap_rng_driver = {
 	.driver = {

drivers/crypto/Kconfig

@@ -27,6 +27,7 @@ config CRYPTO_DEV_PADLOCK_AES
 	tristate "PadLock driver for AES algorithm"
 	depends on CRYPTO_DEV_PADLOCK
 	select CRYPTO_BLKCIPHER
+	select CRYPTO_AES
 	help
 	  Use VIA PadLock for AES algorithm.
 
@@ -101,6 +102,19 @@ config CRYPTO_SHA256_S390
 	  This version of SHA implements a 256 bit hash with 128 bits of
 	  security against collision attacks.
 
+config CRYPTO_SHA512_S390
+	tristate "SHA384 and SHA512 digest algorithm"
+	depends on S390
+	select CRYPTO_ALGAPI
+	help
+	  This is the s390 hardware accelerated implementation of the
+	  SHA512 secure hash standard.
+
+	  This version of SHA implements a 512 bit hash with 256 bits of
+	  security against collision attacks. The code also includes SHA-384,
+	  a 384 bit hash with 192 bits of security against collision attacks.
+
+
 config CRYPTO_DES_S390
 	tristate "DES and Triple DES cipher algorithms"
 	depends on S390

include/crypto/aes.h

@@ -14,11 +14,13 @@
 #define AES_KEYSIZE_192		24
 #define AES_KEYSIZE_256		32
 #define AES_BLOCK_SIZE		16
+#define AES_MAX_KEYLENGTH	(15 * 16)
+#define AES_MAX_KEYLENGTH_U32	(AES_MAX_KEYLENGTH / sizeof(u32))
 
 struct crypto_aes_ctx {
 	u32 key_length;
-	u32 key_enc[60];
-	u32 key_dec[60];
+	u32 key_enc[AES_MAX_KEYLENGTH_U32];
+	u32 key_dec[AES_MAX_KEYLENGTH_U32];
 };
 
 extern u32 crypto_ft_tab[4][256];
@@ -28,4 +30,6 @@ extern u32 crypto_il_tab[4][256];
 
 int crypto_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
 		unsigned int key_len);
+int crypto_aes_expand_key(struct crypto_aes_ctx *ctx, const u8 *in_key,
+		unsigned int key_len);
 #endif

include/linux/crypto.h

@@ -317,14 +317,7 @@ int crypto_unregister_alg(struct crypto_alg *alg);
 /*
  * Algorithm query interface.
  */
-#ifdef CONFIG_CRYPTO
 int crypto_has_alg(const char *name, u32 type, u32 mask);
-#else
-static inline int crypto_has_alg(const char *name, u32 type, u32 mask)
-{
-	return 0;
-}
-#endif
 
 /*
  * Transforms: user-instantiated objects which encapsulate algorithms