1 files changed, 0 insertions, 93 deletions
diff --git a/arch/sparc/lib/crc32_glue.c b/arch/sparc/lib/crc32_glue.c
deleted file mode 100644
index a70752c729cf..000000000000
--- a/arch/sparc/lib/crc32_glue.c
+++ /dev/null
@@ -1,93 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/* Glue code for CRC32C optimized for sparc64 crypto opcodes.
- *
- * This is based largely upon arch/x86/crypto/crc32c-intel.c
- *
- * Copyright (C) 2008 Intel Corporation
- * Authors: Austin Zhang <austin_zhang@linux.intel.com>
- *          Kent Liu <kent.liu@intel.com>
- */
-
-#define pr_fmt(fmt)	KBUILD_MODNAME ": " fmt
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/crc32.h>
-#include <asm/pstate.h>
-#include <asm/elf.h>
-
-static DEFINE_STATIC_KEY_FALSE(have_crc32c_opcode);
-
-u32 crc32_le_arch(u32 crc, const u8 *data, size_t len)
-{
-	return crc32_le_base(crc, data, len);
-}
-EXPORT_SYMBOL(crc32_le_arch);
-
-void crc32c_sparc64(u32 *crcp, const u64 *data, size_t len);
-
-u32 crc32c_arch(u32 crc, const u8 *data, size_t len)
-{
-	size_t n = -(uintptr_t)data & 7;
-
-	if (!static_branch_likely(&have_crc32c_opcode))
-		return crc32c_base(crc, data, len);
-
-	if (n) {
-		/* Data isn't 8-byte aligned.  Align it. */
-		n = min(n, len);
-		crc = crc32c_base(crc, data, n);
-		data += n;
-		len -= n;
-	}
-	n = len & ~7U;
-	if (n) {
-		crc32c_sparc64(&crc, (const u64 *)data, n);
-		data += n;
-		len -= n;
-	}
-	if (len)
-		crc = crc32c_base(crc, data, len);
-	return crc;
-}
-EXPORT_SYMBOL(crc32c_arch);
-
-u32 crc32_be_arch(u32 crc, const u8 *data, size_t len)
-{
-	return crc32_be_base(crc, data, len);
-}
-EXPORT_SYMBOL(crc32_be_arch);
-
-static int __init crc32_sparc_init(void)
-{
-	unsigned long cfr;
-
-	if (!(sparc64_elf_hwcap & HWCAP_SPARC_CRYPTO))
-		return 0;
-
-	__asm__ __volatile__("rd %%asr26, %0" : "=r" (cfr));
-	if (!(cfr & CFR_CRC32C))
-		return 0;
-
-	static_branch_enable(&have_crc32c_opcode);
-	pr_info("Using sparc64 crc32c opcode optimized CRC32C implementation\n");
-	return 0;
-}
-arch_initcall(crc32_sparc_init);
-
-static void __exit crc32_sparc_exit(void)
-{
-}
-module_exit(crc32_sparc_exit);
-
-u32 crc32_optimizations(void)
-{
-	if (static_key_enabled(&have_crc32c_opcode))
-		return CRC32C_OPTIMIZATION;
-	return 0;
-}
-EXPORT_SYMBOL(crc32_optimizations);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("CRC32c (Castagnoli), sparc64 crc32c opcode accelerated");