1 files changed, 0 insertions, 80 deletions
diff --git a/arch/x86/lib/crypto/sha256.c b/arch/x86/lib/crypto/sha256.c
deleted file mode 100644
index 80380f8fdcee..000000000000
--- a/arch/x86/lib/crypto/sha256.c
+++ /dev/null
@@ -1,80 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * SHA-256 optimized for x86_64
- *
- * Copyright 2025 Google LLC
- */
-#include <asm/fpu/api.h>
-#include <crypto/internal/sha2.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/static_call.h>
-
-asmlinkage void sha256_transform_ssse3(u32 state[SHA256_STATE_WORDS],
-				       const u8 *data, size_t nblocks);
-asmlinkage void sha256_transform_avx(u32 state[SHA256_STATE_WORDS],
-				     const u8 *data, size_t nblocks);
-asmlinkage void sha256_transform_rorx(u32 state[SHA256_STATE_WORDS],
-				      const u8 *data, size_t nblocks);
-asmlinkage void sha256_ni_transform(u32 state[SHA256_STATE_WORDS],
-				    const u8 *data, size_t nblocks);
-
-static __ro_after_init DEFINE_STATIC_KEY_FALSE(have_sha256_x86);
-
-DEFINE_STATIC_CALL(sha256_blocks_x86, sha256_transform_ssse3);
-
-void sha256_blocks_simd(u32 state[SHA256_STATE_WORDS],
-			const u8 *data, size_t nblocks)
-{
-	if (static_branch_likely(&have_sha256_x86)) {
-		kernel_fpu_begin();
-		static_call(sha256_blocks_x86)(state, data, nblocks);
-		kernel_fpu_end();
-	} else {
-		sha256_blocks_generic(state, data, nblocks);
-	}
-}
-EXPORT_SYMBOL_GPL(sha256_blocks_simd);
-
-void sha256_blocks_arch(u32 state[SHA256_STATE_WORDS],
-			const u8 *data, size_t nblocks)
-{
-	sha256_blocks_generic(state, data, nblocks);
-}
-EXPORT_SYMBOL_GPL(sha256_blocks_arch);
-
-bool sha256_is_arch_optimized(void)
-{
-	return static_key_enabled(&have_sha256_x86);
-}
-EXPORT_SYMBOL_GPL(sha256_is_arch_optimized);
-
-static int __init sha256_x86_mod_init(void)
-{
-	if (boot_cpu_has(X86_FEATURE_SHA_NI)) {
-		static_call_update(sha256_blocks_x86, sha256_ni_transform);
-	} else if (cpu_has_xfeatures(XFEATURE_MASK_SSE |
-				     XFEATURE_MASK_YMM, NULL) &&
-		   boot_cpu_has(X86_FEATURE_AVX)) {
-		if (boot_cpu_has(X86_FEATURE_AVX2) &&
-		    boot_cpu_has(X86_FEATURE_BMI2))
-			static_call_update(sha256_blocks_x86,
-					   sha256_transform_rorx);
-		else
-			static_call_update(sha256_blocks_x86,
-					   sha256_transform_avx);
-	} else if (!boot_cpu_has(X86_FEATURE_SSSE3)) {
-		return 0;
-	}
-	static_branch_enable(&have_sha256_x86);
-	return 0;
-}
-subsys_initcall(sha256_x86_mod_init);
-
-static void __exit sha256_x86_mod_exit(void)
-{
-}
-module_exit(sha256_x86_mod_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("SHA-256 optimized for x86_64");