nds32: Remove the architecture

[linux-2.6-microblaze.git] / arch / nds32 / lib / copy_from_user.S

diff --git a/arch/nds32/lib/copy_from_user.S b/arch/nds32/lib/copy_from_user.S
deleted file mode 100644 (file)
index ad1857b..0000000
--- a/arch/nds32/lib/copy_from_user.S
+++ /dev/null
@@ -1,45 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-// Copyright (C) 2005-2017 Andes Technology Corporation
-
-#include <linux/linkage.h>
-#include <asm/assembler.h>
-#include <asm/errno.h>
-
-.macro         lbi1 dst, addr, adj
-USER( lbi.bi, \dst, [\addr], \adj)
-.endm
-
-.macro         sbi1 src, addr, adj
-sbi.bi \src, [\addr], \adj
-.endm
-
-.macro lmw1 start_reg, addr, end_reg
-USER( lmw.bim, \start_reg, [\addr], \end_reg)
-.endm
-
-.macro smw1 start_reg, addr, end_reg
-smw.bim \start_reg, [\addr], \end_reg
-.endm
-
-
-/* Prototype: int __arch_copy_from_user(void *to, const char *from, size_t n)
- * Purpose  : copy a block from user memory to kernel memory
- * Params   : to   - kernel memory
- *          : from - user memory
- *          : n    - number of bytes to copy
- * Returns  : Number of bytes NOT copied.
- */
-
-.text
-ENTRY(__arch_copy_from_user)
-       add     $r5, $r0, $r2
-#include "copy_template.S"
-       move    $r0, $r2
-       ret
-.section .fixup,"ax"
-.align  2
-9001:
-       sub     $r0, $r5, $r0
-       ret
-.previous
-ENDPROC(__arch_copy_from_user)