Linux 6.12-rc1
[linux-2.6-block.git] / arch / arm / mm / cache-nop.S
CommitLineData
d2912cb1 1/* SPDX-License-Identifier: GPL-2.0-only */
55bdd694
CM
2#include <linux/linkage.h>
3#include <linux/init.h>
1036b895 4#include <linux/cfi_types.h>
6ebbf2ce 5#include <asm/assembler.h>
55bdd694
CM
6
7#include "proc-macros.S"
8
2074beeb
LW
9/*
10 * These are all open-coded instead of aliased, to make clear
11 * what is going on here: all functions are stubbed out.
12 */
1036b895 13SYM_TYPED_FUNC_START(nop_flush_icache_all)
6ebbf2ce 14 ret lr
1036b895 15SYM_FUNC_END(nop_flush_icache_all)
55bdd694 16
1036b895
LW
17SYM_TYPED_FUNC_START(nop_flush_kern_cache_all)
18 ret lr
19SYM_FUNC_END(nop_flush_kern_cache_all)
55bdd694 20
1036b895
LW
21SYM_TYPED_FUNC_START(nop_flush_user_cache_all)
22 ret lr
23SYM_FUNC_END(nop_flush_user_cache_all)
55bdd694 24
1036b895
LW
25SYM_TYPED_FUNC_START(nop_flush_user_cache_range)
26 ret lr
27SYM_FUNC_END(nop_flush_user_cache_range)
55bdd694 28
1036b895
LW
29SYM_TYPED_FUNC_START(nop_coherent_kern_range)
30 ret lr
31SYM_FUNC_END(nop_coherent_kern_range)
55bdd694 32
1036b895 33SYM_TYPED_FUNC_START(nop_coherent_user_range)
55bdd694 34 mov r0, 0
6ebbf2ce 35 ret lr
1036b895 36SYM_FUNC_END(nop_coherent_user_range)
55bdd694 37
1036b895
LW
38SYM_TYPED_FUNC_START(nop_flush_kern_dcache_area)
39 ret lr
40SYM_FUNC_END(nop_flush_kern_dcache_area)
55bdd694 41
1036b895
LW
42SYM_TYPED_FUNC_START(nop_dma_flush_range)
43 ret lr
44SYM_FUNC_END(nop_dma_flush_range)
55bdd694 45
1036b895
LW
46SYM_TYPED_FUNC_START(nop_dma_map_area)
47 ret lr
48SYM_FUNC_END(nop_dma_map_area)
55bdd694 49
1036b895
LW
50SYM_TYPED_FUNC_START(nop_dma_unmap_area)
51 ret lr
52SYM_FUNC_END(nop_dma_unmap_area)