add driver 5G

hc

2024-01-31 f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2

 kernel/arch/ia64/include/asm/dma-mapping.h
..
..
@@ -6,24 +6,11 @@
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  * Copyright (C) 2003-2004 Hewlett-Packard Co
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  *	David Mosberger-Tang <davidm@hpl.hp.com>
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  */
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-#include <asm/machvec.h>
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-#include <linux/scatterlist.h>
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-#include <linux/dma-debug.h>
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-
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-#define ARCH_HAS_DMA_GET_REQUIRED_MASK
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-
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 extern const struct dma_map_ops *dma_ops;
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-extern struct ia64_machine_vector ia64_mv;
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-extern void set_iommu_machvec(void);
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-
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-extern void machvec_dma_sync_single(struct device *, dma_addr_t, size_t,
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-				    enum dma_data_direction);
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-extern void machvec_dma_sync_sg(struct device *, struct scatterlist *, int,
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-				enum dma_data_direction);
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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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-	return platform_dma_get_ops(NULL);
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+	return dma_ops;
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 }
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 #endif /* _ASM_IA64_DMA_MAPPING_H */