Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Pull crypto updates from Herbert Xu:
 "API:

   - add AEAD support to crypto engine

   - allow batch registration in simd

  Algorithms:

   - add CFB mode

   - add speck block cipher

   - add sm4 block cipher

   - new test case for crct10dif

   - improve scheduling latency on ARM

   - scatter/gather support to gcm in aesni

   - convert x86 crypto algorithms to skcihper

  Drivers:

   - hmac(sha224/sha256) support in inside-secure

   - aes gcm/ccm support in stm32

   - stm32mp1 support in stm32

   - ccree driver from staging tree

   - gcm support over QI in caam

   - add ks-sa hwrng driver"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (212 commits)
  crypto: ccree - remove unused enums
  crypto: ahash - Fix early termination in hash walk
  crypto: brcm - explicitly cast cipher to hash type
  crypto: talitos - don't leak pointers to authenc keys
  crypto: qat - don't leak pointers to authenc keys
  crypto: picoxcell - don't leak pointers to authenc keys
  crypto: ixp4xx - don't leak pointers to authenc keys
  crypto: chelsio - don't leak pointers to authenc keys
  crypto: caam/qi - don't leak pointers to authenc keys
  crypto: caam - don't leak pointers to authenc keys
  crypto: lrw - Free rctx->ext with kzfree
  crypto: talitos - fix IPsec cipher in length
  crypto: Deduplicate le32_to_cpu_array() and cpu_to_le32_array()
  crypto: doc - clarify hash callbacks state machine
  crypto: api - Keep failed instances alive
  crypto: api - Make crypto_alg_lookup static
  crypto: api - Remove unused crypto_type lookup function
  crypto: chelsio - Remove declaration of static function from header
  crypto: inside-secure - hmac(sha224) support
  crypto: inside-secure - hmac(sha256) support
  ..

4 files changed, 22 insertions, 105 deletions

diff --git a/arch/x86/include/asm/crypto/camellia.h b/arch/x86/include/asm/crypto/camellia.h
index 10f8d59..a5d86fc 100644
--- a/arch/x86/include/asm/crypto/camellia.h
+++ b/arch/x86/include/asm/crypto/camellia.h
@@ -2,8 +2,9 @@
 #ifndef ASM_X86_CAMELLIA_H
 #define ASM_X86_CAMELLIA_H
 
-#include <linux/kernel.h>
+#include <crypto/b128ops.h>
 #include <linux/crypto.h>
+#include <linux/kernel.h>
 
 #define CAMELLIA_MIN_KEY_SIZE	16
 #define CAMELLIA_MAX_KEY_SIZE	32
@@ -11,16 +12,13 @@
 #define CAMELLIA_TABLE_BYTE_LEN	272
 #define CAMELLIA_PARALLEL_BLOCKS 2
 
+struct crypto_skcipher;
+
 struct camellia_ctx {
 	u64 key_table[CAMELLIA_TABLE_BYTE_LEN / sizeof(u64)];
 	u32 key_length;
 };
 
-struct camellia_lrw_ctx {
-	struct lrw_table_ctx lrw_table;
-	struct camellia_ctx camellia_ctx;
-};
-
 struct camellia_xts_ctx {
 	struct camellia_ctx tweak_ctx;
 	struct camellia_ctx crypt_ctx;
@@ -30,11 +28,7 @@ extern int __camellia_setkey(struct camellia_ctx *cctx,
 			     const unsigned char *key,
 			     unsigned int key_len, u32 *flags);
 
-extern int lrw_camellia_setkey(struct crypto_tfm *tfm, const u8 *key,
-			       unsigned int keylen);
-extern void lrw_camellia_exit_tfm(struct crypto_tfm *tfm);
-
-extern int xts_camellia_setkey(struct crypto_tfm *tfm, const u8 *key,
+extern int xts_camellia_setkey(struct crypto_skcipher *tfm, const u8 *key,
 			       unsigned int keylen);
 
 /* regular block cipher functions */
diff --git a/arch/x86/include/asm/crypto/glue_helper.h b/arch/x86/include/asm/crypto/glue_helper.h
index 553a03d..d181863 100644
--- a/arch/x86/include/asm/crypto/glue_helper.h
+++ b/arch/x86/include/asm/crypto/glue_helper.h
@@ -45,7 +45,7 @@ struct common_glue_ctx {
 };
 
 static inline bool glue_fpu_begin(unsigned int bsize, int fpu_blocks_limit,
-				  struct blkcipher_desc *desc,
+				  struct skcipher_walk *walk,
 				  bool fpu_enabled, unsigned int nbytes)
 {
 	if (likely(fpu_blocks_limit < 0))
@@ -61,33 +61,6 @@ static inline bool glue_fpu_begin(unsigned int bsize, int fpu_blocks_limit,
 	if (nbytes < bsize * (unsigned int)fpu_blocks_limit)
 		return false;
 
-	if (desc) {
-		/* prevent sleeping if FPU is in use */
-		desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
-	}
-
-	kernel_fpu_begin();
-	return true;
-}
-
-static inline bool glue_skwalk_fpu_begin(unsigned int bsize,
-					 int fpu_blocks_limit,
-					 struct skcipher_walk *walk,
-					 bool fpu_enabled, unsigned int nbytes)
-{
-	if (likely(fpu_blocks_limit < 0))
-		return false;
-
-	if (fpu_enabled)
-		return true;
-
-	/*
-	 * Vector-registers are only used when chunk to be processed is large
-	 * enough, so do not enable FPU until it is necessary.
-	 */
-	if (nbytes < bsize * (unsigned int)fpu_blocks_limit)
-		return false;
-
 	/* prevent sleeping if FPU is in use */
 	skcipher_walk_atomise(walk);
 
@@ -126,41 +99,17 @@ static inline void le128_inc(le128 *i)
 	i->b = cpu_to_le64(b);
 }
 
-extern int glue_ecb_crypt_128bit(const struct common_glue_ctx *gctx,
-				 struct blkcipher_desc *desc,
-				 struct scatterlist *dst,
-				 struct scatterlist *src, unsigned int nbytes);
-
-extern int glue_cbc_encrypt_128bit(const common_glue_func_t fn,
-				   struct blkcipher_desc *desc,
-				   struct scatterlist *dst,
-				   struct scatterlist *src,
-				   unsigned int nbytes);
-
-extern int glue_cbc_decrypt_128bit(const struct common_glue_ctx *gctx,
-				   struct blkcipher_desc *desc,
-				   struct scatterlist *dst,
-				   struct scatterlist *src,
-				   unsigned int nbytes);
-
-extern int glue_ctr_crypt_128bit(const struct common_glue_ctx *gctx,
-				 struct blkcipher_desc *desc,
-				 struct scatterlist *dst,
-				 struct scatterlist *src, unsigned int nbytes);
-
-extern int glue_xts_crypt_128bit(const struct common_glue_ctx *gctx,
-				 struct blkcipher_desc *desc,
-				 struct scatterlist *dst,
-				 struct scatterlist *src, unsigned int nbytes,
-				 common_glue_func_t tweak_fn, void *tweak_ctx,
-				 void *crypt_ctx);
-
-extern int glue_xts_crypt_128bit(const struct common_glue_ctx *gctx,
-				 struct blkcipher_desc *desc,
-				 struct scatterlist *dst,
-				 struct scatterlist *src, unsigned int nbytes,
-				 common_glue_func_t tweak_fn, void *tweak_ctx,
-				 void *crypt_ctx);
+extern int glue_ecb_req_128bit(const struct common_glue_ctx *gctx,
+			       struct skcipher_request *req);
+
+extern int glue_cbc_encrypt_req_128bit(const common_glue_func_t fn,
+				       struct skcipher_request *req);
+
+extern int glue_cbc_decrypt_req_128bit(const struct common_glue_ctx *gctx,
+				       struct skcipher_request *req);
+
+extern int glue_ctr_req_128bit(const struct common_glue_ctx *gctx,
+			       struct skcipher_request *req);
 
 extern int glue_xts_req_128bit(const struct common_glue_ctx *gctx,
 			       struct skcipher_request *req,
diff --git a/arch/x86/include/asm/crypto/serpent-avx.h b/arch/x86/include/asm/crypto/serpent-avx.h
index c958b7b..db7c9cc 100644
--- a/arch/x86/include/asm/crypto/serpent-avx.h
+++ b/arch/x86/include/asm/crypto/serpent-avx.h
@@ -2,15 +2,13 @@
 #ifndef ASM_X86_SERPENT_AVX_H
 #define ASM_X86_SERPENT_AVX_H
 
-#include <linux/crypto.h>
+#include <crypto/b128ops.h>
 #include <crypto/serpent.h>
+#include <linux/types.h>
 
-#define SERPENT_PARALLEL_BLOCKS 8
+struct crypto_skcipher;
 
-struct serpent_lrw_ctx {
-	struct lrw_table_ctx lrw_table;
-	struct serpent_ctx serpent_ctx;
-};
+#define SERPENT_PARALLEL_BLOCKS 8
 
 struct serpent_xts_ctx {
 	struct serpent_ctx tweak_ctx;
@@ -38,12 +36,7 @@ extern void __serpent_crypt_ctr(void *ctx, u128 *dst, const u128 *src,
 extern void serpent_xts_enc(void *ctx, u128 *dst, const u128 *src, le128 *iv);
 extern void serpent_xts_dec(void *ctx, u128 *dst, const u128 *src, le128 *iv);
 
-extern int lrw_serpent_setkey(struct crypto_tfm *tfm, const u8 *key,
-			      unsigned int keylen);
-
-extern void lrw_serpent_exit_tfm(struct crypto_tfm *tfm);
-
-extern int xts_serpent_setkey(struct crypto_tfm *tfm, const u8 *key,
+extern int xts_serpent_setkey(struct crypto_skcipher *tfm, const u8 *key,
 			      unsigned int keylen);
 
 #endif
diff --git a/arch/x86/include/asm/crypto/twofish.h b/arch/x86/include/asm/crypto/twofish.h
index 65bb80a..f618bf2 100644
--- a/arch/x86/include/asm/crypto/twofish.h
+++ b/arch/x86/include/asm/crypto/twofish.h
@@ -4,19 +4,8 @@
 
 #include <linux/crypto.h>
 #include <crypto/twofish.h>
-#include <crypto/lrw.h>
 #include <crypto/b128ops.h>
 
-struct twofish_lrw_ctx {
-	struct lrw_table_ctx lrw_table;
-	struct twofish_ctx twofish_ctx;
-};
-
-struct twofish_xts_ctx {
-	struct twofish_ctx tweak_ctx;
-	struct twofish_ctx crypt_ctx;
-};
-
 /* regular block cipher functions from twofish_x86_64 module */
 asmlinkage void twofish_enc_blk(struct twofish_ctx *ctx, u8 *dst,
 				const u8 *src);
@@ -36,12 +25,4 @@ extern void twofish_enc_blk_ctr(void *ctx, u128 *dst, const u128 *src,
 extern void twofish_enc_blk_ctr_3way(void *ctx, u128 *dst, const u128 *src,
 				     le128 *iv);
 
-extern int lrw_twofish_setkey(struct crypto_tfm *tfm, const u8 *key,
-			      unsigned int keylen);
-
-extern void lrw_twofish_exit_tfm(struct crypto_tfm *tfm);
-
-extern int xts_twofish_setkey(struct crypto_tfm *tfm, const u8 *key,
-			      unsigned int keylen);
-
 #endif /* ASM_X86_TWOFISH_H */