27 lines
597 B
C
27 lines
597 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef ___ASM_SPARC_DMA_MAPPING_H
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#define ___ASM_SPARC_DMA_MAPPING_H
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#include <linux/scatterlist.h>
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#include <linux/mm.h>
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#include <linux/dma-debug.h>
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extern const struct dma_map_ops *dma_ops;
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extern struct bus_type pci_bus_type;
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static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
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{
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#ifdef CONFIG_SPARC_LEON
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if (sparc_cpu_model == sparc_leon)
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return &dma_noncoherent_ops;
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#endif
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#if defined(CONFIG_SPARC32) && defined(CONFIG_PCI)
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if (bus == &pci_bus_type)
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return &dma_noncoherent_ops;
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#endif
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return dma_ops;
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}
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#endif
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