1 files changed, 0 insertions, 75 deletions
diff --git a/arch/arm64/lib/crypto/sha256.c b/arch/arm64/lib/crypto/sha256.c
deleted file mode 100644
index bcf7a3adc0c4..000000000000
--- a/arch/arm64/lib/crypto/sha256.c
+++ /dev/null
@@ -1,75 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * SHA-256 optimized for ARM64
- *
- * Copyright 2025 Google LLC
- */
-#include <asm/neon.h>
-#include <crypto/internal/sha2.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-
-asmlinkage void sha256_blocks_arch(u32 state[SHA256_STATE_WORDS],
-				   const u8 *data, size_t nblocks);
-EXPORT_SYMBOL_GPL(sha256_blocks_arch);
-asmlinkage void sha256_block_neon(u32 state[SHA256_STATE_WORDS],
-				  const u8 *data, size_t nblocks);
-asmlinkage size_t __sha256_ce_transform(u32 state[SHA256_STATE_WORDS],
-					const u8 *data, size_t nblocks);
-
-static __ro_after_init DEFINE_STATIC_KEY_FALSE(have_neon);
-static __ro_after_init DEFINE_STATIC_KEY_FALSE(have_ce);
-
-void sha256_blocks_simd(u32 state[SHA256_STATE_WORDS],
-			const u8 *data, size_t nblocks)
-{
-	if (IS_ENABLED(CONFIG_KERNEL_MODE_NEON) &&
-	    static_branch_likely(&have_neon)) {
-		if (static_branch_likely(&have_ce)) {
-			do {
-				size_t rem;
-
-				kernel_neon_begin();
-				rem = __sha256_ce_transform(state,
-							    data, nblocks);
-				kernel_neon_end();
-				data += (nblocks - rem) * SHA256_BLOCK_SIZE;
-				nblocks = rem;
-			} while (nblocks);
-		} else {
-			kernel_neon_begin();
-			sha256_block_neon(state, data, nblocks);
-			kernel_neon_end();
-		}
-	} else {
-		sha256_blocks_arch(state, data, nblocks);
-	}
-}
-EXPORT_SYMBOL_GPL(sha256_blocks_simd);
-
-bool sha256_is_arch_optimized(void)
-{
-	/* We always can use at least the ARM64 scalar implementation. */
-	return true;
-}
-EXPORT_SYMBOL_GPL(sha256_is_arch_optimized);
-
-static int __init sha256_arm64_mod_init(void)
-{
-	if (IS_ENABLED(CONFIG_KERNEL_MODE_NEON) &&
-	    cpu_have_named_feature(ASIMD)) {
-		static_branch_enable(&have_neon);
-		if (cpu_have_named_feature(SHA2))
-			static_branch_enable(&have_ce);
-	}
-	return 0;
-}
-subsys_initcall(sha256_arm64_mod_init);
-
-static void __exit sha256_arm64_mod_exit(void)
-{
-}
-module_exit(sha256_arm64_mod_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("SHA-256 optimized for ARM64");