1 /* SPDX-License-Identifier: GPL-2.0 */ 1 2 /* 3 * Copyright (C) 2020-2022 Loongson Technology 4 */ 5 #ifndef __ASM_DMA_H 6 #define __ASM_DMA_H 7 8 #define MAX_DMA_ADDRESS PAGE_OFFSET 9 #define MAX_DMA32_PFN (1UL << (32 - PAGE_SHI 10 11 #endif 12
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