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Diffstat (limited to 'arch/unicore32/include/asm/cache.h')
| -rw-r--r-- | arch/unicore32/include/asm/cache.h | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/arch/unicore32/include/asm/cache.h b/arch/unicore32/include/asm/cache.h deleted file mode 100644 index 44ecd1f300fe..000000000000 --- a/arch/unicore32/include/asm/cache.h +++ /dev/null @@ -1,24 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * linux/arch/unicore32/include/asm/cache.h - * - * Code specific to PKUnity SoC and UniCore ISA - * - * Copyright (C) 2001-2010 GUAN Xue-tao - */ -#ifndef __UNICORE_CACHE_H__ -#define __UNICORE_CACHE_H__ - -#define L1_CACHE_SHIFT (5) -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) - -/* - * Memory returned by kmalloc() may be used for DMA, so we must make - * sure that all such allocations are cache aligned. Otherwise, - * unrelated code may cause parts of the buffer to be read into the - * cache before the transfer is done, causing old data to be seen by - * the CPU. - */ -#define ARCH_DMA_MINALIGN L1_CACHE_BYTES - -#endif |