hc
2024-05-10 61598093bbdd283a7edc367d900f223070ead8d2
kernel/arch/hexagon/include/asm/cacheflush.h
....@@ -1,21 +1,8 @@
1
+/* SPDX-License-Identifier: GPL-2.0-only */
12 /*
23 * Cache flush operations for the Hexagon architecture
34 *
45 * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
5
- *
6
- * This program is free software; you can redistribute it and/or modify
7
- * it under the terms of the GNU General Public License version 2 and
8
- * only version 2 as published by the Free Software Foundation.
9
- *
10
- * This program is distributed in the hope that it will be useful,
11
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
12
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13
- * GNU General Public License for more details.
14
- *
15
- * You should have received a copy of the GNU General Public License
16
- * along with this program; if not, write to the Free Software
17
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
18
- * 02110-1301, USA.
196 */
207
218 #ifndef _ASM_CACHEFLUSH_H
....@@ -38,29 +25,17 @@
3825 #define LINESIZE 32
3926 #define LINEBITS 5
4027
41
-#define flush_cache_all() do { } while (0)
42
-#define flush_cache_mm(mm) do { } while (0)
43
-#define flush_cache_dup_mm(mm) do { } while (0)
44
-#define flush_cache_range(vma, start, end) do { } while (0)
45
-#define flush_cache_page(vma, vmaddr, pfn) do { } while (0)
46
-#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
47
-#define flush_dcache_page(page) do { } while (0)
48
-#define flush_dcache_mmap_lock(mapping) do { } while (0)
49
-#define flush_dcache_mmap_unlock(mapping) do { } while (0)
50
-#define flush_icache_page(vma, pg) do { } while (0)
51
-#define flush_icache_user_range(vma, pg, adr, len) do { } while (0)
52
-#define flush_cache_vmap(start, end) do { } while (0)
53
-#define flush_cache_vunmap(start, end) do { } while (0)
54
-
5528 /*
5629 * Flush Dcache range through current map.
5730 */
5831 extern void flush_dcache_range(unsigned long start, unsigned long end);
32
+#define flush_dcache_range flush_dcache_range
5933
6034 /*
6135 * Flush Icache range through current map.
6236 */
6337 extern void flush_icache_range(unsigned long start, unsigned long end);
38
+#define flush_icache_range flush_icache_range
6439
6540 /*
6641 * Memory-management related flushes are there to ensure in non-physically
....@@ -91,6 +66,7 @@
9166
9267 void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
9368 unsigned long vaddr, void *dst, void *src, int len);
69
+#define copy_to_user_page copy_to_user_page
9470
9571 #define copy_from_user_page(vma, page, vaddr, dst, src, len) \
9672 memcpy(dst, src, len)
....@@ -98,4 +74,6 @@
9874 extern void hexagon_inv_dcache_range(unsigned long start, unsigned long end);
9975 extern void hexagon_clean_dcache_range(unsigned long start, unsigned long end);
10076
77
+#include <asm-generic/cacheflush.h>
78
+
10179 #endif