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Diffstat (limited to 'arch/riscv/lib/crc32.c')
-rw-r--r--arch/riscv/lib/crc32.c53
1 files changed, 0 insertions, 53 deletions
diff --git a/arch/riscv/lib/crc32.c b/arch/riscv/lib/crc32.c
deleted file mode 100644
index a3188b7d9c40..000000000000
--- a/arch/riscv/lib/crc32.c
+++ /dev/null
@@ -1,53 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * RISC-V optimized CRC32 functions
- *
- * Copyright 2025 Google LLC
- */
-
-#include <asm/hwcap.h>
-#include <asm/alternative-macros.h>
-#include <linux/crc32.h>
-#include <linux/module.h>
-
-#include "crc-clmul.h"
-
-u32 crc32_le_arch(u32 crc, const u8 *p, size_t len)
-{
- if (riscv_has_extension_likely(RISCV_ISA_EXT_ZBC))
- return crc32_lsb_clmul(crc, p, len,
- &crc32_lsb_0xedb88320_consts);
- return crc32_le_base(crc, p, len);
-}
-EXPORT_SYMBOL(crc32_le_arch);
-
-u32 crc32_be_arch(u32 crc, const u8 *p, size_t len)
-{
- if (riscv_has_extension_likely(RISCV_ISA_EXT_ZBC))
- return crc32_msb_clmul(crc, p, len,
- &crc32_msb_0x04c11db7_consts);
- return crc32_be_base(crc, p, len);
-}
-EXPORT_SYMBOL(crc32_be_arch);
-
-u32 crc32c_arch(u32 crc, const u8 *p, size_t len)
-{
- if (riscv_has_extension_likely(RISCV_ISA_EXT_ZBC))
- return crc32_lsb_clmul(crc, p, len,
- &crc32_lsb_0x82f63b78_consts);
- return crc32c_base(crc, p, len);
-}
-EXPORT_SYMBOL(crc32c_arch);
-
-u32 crc32_optimizations(void)
-{
- if (riscv_has_extension_likely(RISCV_ISA_EXT_ZBC))
- return CRC32_LE_OPTIMIZATION |
- CRC32_BE_OPTIMIZATION |
- CRC32C_OPTIMIZATION;
- return 0;
-}
-EXPORT_SYMBOL(crc32_optimizations);
-
-MODULE_DESCRIPTION("RISC-V optimized CRC32 functions");
-MODULE_LICENSE("GPL");