1 files changed, 0 insertions, 109 deletions
diff --git a/arch/arm/crypto/sha2-ce-glue.c b/arch/arm/crypto/sha2-ce-glue.c
deleted file mode 100644
index aeac45bfbf9f..000000000000
--- a/arch/arm/crypto/sha2-ce-glue.c
+++ /dev/null
@@ -1,109 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * sha2-ce-glue.c - SHA-224/SHA-256 using ARMv8 Crypto Extensions
- *
- * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org>
- */
-
-#include <crypto/internal/hash.h>
-#include <crypto/internal/simd.h>
-#include <crypto/sha2.h>
-#include <crypto/sha256_base.h>
-#include <linux/cpufeature.h>
-#include <linux/crypto.h>
-#include <linux/module.h>
-
-#include <asm/hwcap.h>
-#include <asm/simd.h>
-#include <asm/neon.h>
-#include <linux/unaligned.h>
-
-#include "sha256_glue.h"
-
-MODULE_DESCRIPTION("SHA-224/SHA-256 secure hash using ARMv8 Crypto Extensions");
-MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>");
-MODULE_LICENSE("GPL v2");
-
-asmlinkage void sha2_ce_transform(struct sha256_state *sst, u8 const *src,
-				  int blocks);
-
-static int sha2_ce_update(struct shash_desc *desc, const u8 *data,
-			  unsigned int len)
-{
-	struct sha256_state *sctx = shash_desc_ctx(desc);
-
-	if (!crypto_simd_usable() ||
-	    (sctx->count % SHA256_BLOCK_SIZE) + len < SHA256_BLOCK_SIZE)
-		return crypto_sha256_arm_update(desc, data, len);
-
-	kernel_neon_begin();
-	sha256_base_do_update(desc, data, len,
-			      (sha256_block_fn *)sha2_ce_transform);
-	kernel_neon_end();
-
-	return 0;
-}
-
-static int sha2_ce_finup(struct shash_desc *desc, const u8 *data,
-			 unsigned int len, u8 *out)
-{
-	if (!crypto_simd_usable())
-		return crypto_sha256_arm_finup(desc, data, len, out);
-
-	kernel_neon_begin();
-	if (len)
-		sha256_base_do_update(desc, data, len,
-				      (sha256_block_fn *)sha2_ce_transform);
-	sha256_base_do_finalize(desc, (sha256_block_fn *)sha2_ce_transform);
-	kernel_neon_end();
-
-	return sha256_base_finish(desc, out);
-}
-
-static int sha2_ce_final(struct shash_desc *desc, u8 *out)
-{
-	return sha2_ce_finup(desc, NULL, 0, out);
-}
-
-static struct shash_alg algs[] = { {
-	.init			= sha224_base_init,
-	.update			= sha2_ce_update,
-	.final			= sha2_ce_final,
-	.finup			= sha2_ce_finup,
-	.descsize		= sizeof(struct sha256_state),
-	.digestsize		= SHA224_DIGEST_SIZE,
-	.base			= {
-		.cra_name		= "sha224",
-		.cra_driver_name	= "sha224-ce",
-		.cra_priority		= 300,
-		.cra_blocksize		= SHA256_BLOCK_SIZE,
-		.cra_module		= THIS_MODULE,
-	}
-}, {
-	.init			= sha256_base_init,
-	.update			= sha2_ce_update,
-	.final			= sha2_ce_final,
-	.finup			= sha2_ce_finup,
-	.descsize		= sizeof(struct sha256_state),
-	.digestsize		= SHA256_DIGEST_SIZE,
-	.base			= {
-		.cra_name		= "sha256",
-		.cra_driver_name	= "sha256-ce",
-		.cra_priority		= 300,
-		.cra_blocksize		= SHA256_BLOCK_SIZE,
-		.cra_module		= THIS_MODULE,
-	}
-} };
-
-static int __init sha2_ce_mod_init(void)
-{
-	return crypto_register_shashes(algs, ARRAY_SIZE(algs));
-}
-
-static void __exit sha2_ce_mod_fini(void)
-{
-	crypto_unregister_shashes(algs, ARRAY_SIZE(algs));
-}
-
-module_cpu_feature_match(SHA2, sha2_ce_mod_init);
-module_exit(sha2_ce_mod_fini);