Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/arch/sparc/include/asm/ebus_dma.h
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/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SPARC_EBUS_DMA_H #define __ASM_SPARC_EBUS_DMA_H struct ebus_dma_info { spinlock_t lock; void __iomem *regs; unsigned int flags; #define EBUS_DMA_FLAG_USE_EBDMA_HANDLER 0x00000001 #define EBUS_DMA_FLAG_TCI_DISABLE 0x00000002 /* These are only valid is EBUS_DMA_FLAG_USE_EBDMA_HANDLER is * set. */ void (*callback)(struct ebus_dma_info *p, int event, void *cookie); void *client_cookie; unsigned int irq; #define EBUS_DMA_EVENT_ERROR 1 #define EBUS_DMA_EVENT_DMA 2 #define EBUS_DMA_EVENT_DEVICE 4 unsigned char name[64]; }; int ebus_dma_register(struct ebus_dma_info *p); int ebus_dma_irq_enable(struct ebus_dma_info *p, int on); void ebus_dma_unregister(struct ebus_dma_info *p); int ebus_dma_request(struct ebus_dma_info *p, dma_addr_t bus_addr, size_t len); void ebus_dma_prepare(struct ebus_dma_info *p, int write); unsigned int ebus_dma_residue(struct ebus_dma_info *p); unsigned int ebus_dma_addr(struct ebus_dma_info *p); void ebus_dma_enable(struct ebus_dma_info *p, int on); #endif /* __ASM_SPARC_EBUS_DMA_H */
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