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v0.8.1
https://github.com/torvalds/linux
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Tip revision: ce9ecca0238b140b88f43859b211c9fdfd8e5b70 authored by Linus Torvalds on 17 September 2023, 21:40:24 UTC
Linux 6.6-rc2
Tip revision: ce9ecca
dma.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_DMA_H
#define _ASM_S390_DMA_H

#include <linux/io.h>

/*
 * MAX_DMA_ADDRESS is ambiguous because on s390 its completely unrelated
 * to DMA. It _is_ used for the s390 memory zone split at 2GB caused
 * by the 31 bit heritage.
 */
#define MAX_DMA_ADDRESS		__va(0x80000000)

#endif /* _ASM_S390_DMA_H */
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