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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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f05a68653e
Drop extern for all prototypes and adjust alignment of parameters as required after the removal. In a few rare cases adjust linelength to conform to maximum 80 chars, and likewise in a few rare cases adjust alignment of parameters to static functions. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
36 lines
1.0 KiB
C
36 lines
1.0 KiB
C
#ifndef __ASM_SPARC_EBUS_DMA_H
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#define __ASM_SPARC_EBUS_DMA_H
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struct ebus_dma_info {
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spinlock_t lock;
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void __iomem *regs;
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unsigned int flags;
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#define EBUS_DMA_FLAG_USE_EBDMA_HANDLER 0x00000001
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#define EBUS_DMA_FLAG_TCI_DISABLE 0x00000002
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/* These are only valid is EBUS_DMA_FLAG_USE_EBDMA_HANDLER is
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* set.
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*/
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void (*callback)(struct ebus_dma_info *p, int event, void *cookie);
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void *client_cookie;
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unsigned int irq;
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#define EBUS_DMA_EVENT_ERROR 1
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#define EBUS_DMA_EVENT_DMA 2
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#define EBUS_DMA_EVENT_DEVICE 4
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unsigned char name[64];
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};
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int ebus_dma_register(struct ebus_dma_info *p);
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int ebus_dma_irq_enable(struct ebus_dma_info *p, int on);
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void ebus_dma_unregister(struct ebus_dma_info *p);
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int ebus_dma_request(struct ebus_dma_info *p, dma_addr_t bus_addr,
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size_t len);
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void ebus_dma_prepare(struct ebus_dma_info *p, int write);
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unsigned int ebus_dma_residue(struct ebus_dma_info *p);
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unsigned int ebus_dma_addr(struct ebus_dma_info *p);
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void ebus_dma_enable(struct ebus_dma_info *p, int on);
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#endif /* __ASM_SPARC_EBUS_DMA_H */
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