1 files changed, 0 insertions, 124 deletions
diff --git a/arch/riscv/crypto/sha512-riscv64-glue.c b/arch/riscv/crypto/sha512-riscv64-glue.c
deleted file mode 100644
index 4634fca78ae2..000000000000
--- a/arch/riscv/crypto/sha512-riscv64-glue.c
+++ /dev/null
@@ -1,124 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * SHA-512 and SHA-384 using the RISC-V vector crypto extensions
- *
- * Copyright (C) 2023 VRULL GmbH
- * Author: Heiko Stuebner <heiko.stuebner@vrull.eu>
- *
- * Copyright (C) 2023 SiFive, Inc.
- * Author: Jerry Shih <jerry.shih@sifive.com>
- */
-
-#include <asm/simd.h>
-#include <asm/vector.h>
-#include <crypto/internal/hash.h>
-#include <crypto/internal/simd.h>
-#include <crypto/sha512_base.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-
-/*
- * Note: the asm function only uses the 'state' field of struct sha512_state.
- * It is assumed to be the first field.
- */
-asmlinkage void sha512_transform_zvknhb_zvkb(
-	struct sha512_state *state, const u8 *data, int num_blocks);
-
-static void sha512_block(struct sha512_state *state, const u8 *data,
-			 int num_blocks)
-{
-	/*
-	 * Ensure struct sha512_state begins directly with the SHA-512
-	 * 512-bit internal state, as this is what the asm function expects.
-	 */
-	BUILD_BUG_ON(offsetof(struct sha512_state, state) != 0);
-
-	if (crypto_simd_usable()) {
-		kernel_vector_begin();
-		sha512_transform_zvknhb_zvkb(state, data, num_blocks);
-		kernel_vector_end();
-	} else {
-		sha512_generic_block_fn(state, data, num_blocks);
-	}
-}
-
-static int riscv64_sha512_update(struct shash_desc *desc, const u8 *data,
-				 unsigned int len)
-{
-	return sha512_base_do_update_blocks(desc, data, len, sha512_block);
-}
-
-static int riscv64_sha512_finup(struct shash_desc *desc, const u8 *data,
-				unsigned int len, u8 *out)
-{
-	sha512_base_do_finup(desc, data, len, sha512_block);
-	return sha512_base_finish(desc, out);
-}
-
-static int riscv64_sha512_digest(struct shash_desc *desc, const u8 *data,
-				 unsigned int len, u8 *out)
-{
-	return sha512_base_init(desc) ?:
-	       riscv64_sha512_finup(desc, data, len, out);
-}
-
-static struct shash_alg riscv64_sha512_algs[] = {
-	{
-		.init = sha512_base_init,
-		.update = riscv64_sha512_update,
-		.finup = riscv64_sha512_finup,
-		.digest = riscv64_sha512_digest,
-		.descsize = SHA512_STATE_SIZE,
-		.digestsize = SHA512_DIGEST_SIZE,
-		.base = {
-			.cra_blocksize = SHA512_BLOCK_SIZE,
-			.cra_priority = 300,
-			.cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY |
-				     CRYPTO_AHASH_ALG_FINUP_MAX,
-			.cra_name = "sha512",
-			.cra_driver_name = "sha512-riscv64-zvknhb-zvkb",
-			.cra_module = THIS_MODULE,
-		},
-	}, {
-		.init = sha384_base_init,
-		.update = riscv64_sha512_update,
-		.finup = riscv64_sha512_finup,
-		.descsize = SHA512_STATE_SIZE,
-		.digestsize = SHA384_DIGEST_SIZE,
-		.base = {
-			.cra_blocksize = SHA384_BLOCK_SIZE,
-			.cra_priority = 300,
-			.cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY |
-				     CRYPTO_AHASH_ALG_FINUP_MAX,
-			.cra_name = "sha384",
-			.cra_driver_name = "sha384-riscv64-zvknhb-zvkb",
-			.cra_module = THIS_MODULE,
-		},
-	},
-};
-
-static int __init riscv64_sha512_mod_init(void)
-{
-	if (riscv_isa_extension_available(NULL, ZVKNHB) &&
-	    riscv_isa_extension_available(NULL, ZVKB) &&
-	    riscv_vector_vlen() >= 128)
-		return crypto_register_shashes(riscv64_sha512_algs,
-					       ARRAY_SIZE(riscv64_sha512_algs));
-
-	return -ENODEV;
-}
-
-static void __exit riscv64_sha512_mod_exit(void)
-{
-	crypto_unregister_shashes(riscv64_sha512_algs,
-				  ARRAY_SIZE(riscv64_sha512_algs));
-}
-
-module_init(riscv64_sha512_mod_init);
-module_exit(riscv64_sha512_mod_exit);
-
-MODULE_DESCRIPTION("SHA-512 (RISC-V accelerated)");
-MODULE_AUTHOR("Heiko Stuebner <heiko.stuebner@vrull.eu>");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS_CRYPTO("sha512");
-MODULE_ALIAS_CRYPTO("sha384");