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sparc32 is the last platform making dynamic decisions in get_arch_dma_ops based on the bus passed in. Instead set the iommu dma_ops at iommu probing and propagate them in of_propagate_archdata, falling back to the NULL ops for the direct mapping in the Leon or PCI case. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: David S. Miller <davem@davemloft.net>
14 lines
336 B
C
14 lines
336 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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extern const struct dma_map_ops *dma_ops;
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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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/* sparc32 uses per-device dma_ops */
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return IS_ENABLED(CONFIG_SPARC64) ? dma_ops : NULL;
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}
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#endif
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