1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_S390_DMA_H 3 #define _ASM_S390_DMA_H 4 5 #include <linux/io.h> 6 7 /* 8 * MAX_DMA_ADDRESS is ambiguous because on s390 its completely unrelated 9 * to DMA. It _is_ used for the s390 memory zone split at 2GB caused 10 * by the 31 bit heritage. 11 */ 12 #define MAX_DMA_ADDRESS __va(0x80000000) 13 14 #endif /* _ASM_S390_DMA_H */ 15
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