45 static inline int request_dma(unsigned int dmanr, const char *device_id)  in request_dma()  argument
47 	if (dmanr >= PARPORT_PC_MAX_PORTS)  in request_dma()
49 	if (xchg(&sparc_ebus_dmas[dmanr].lock, 1) != 0)  in request_dma()
54 static inline void free_dma(unsigned int dmanr)  in free_dma()  argument
56 	if (dmanr >= PARPORT_PC_MAX_PORTS) {  in free_dma()
57 		printk(KERN_WARNING "Trying to free DMA%d\n", dmanr);  in free_dma()
60 	if (xchg(&sparc_ebus_dmas[dmanr].lock, 0) == 0) {  in free_dma()
61 		printk(KERN_WARNING "Trying to free free DMA%d\n", dmanr);  in free_dma()
66 static inline void enable_dma(unsigned int dmanr)  in enable_dma()  argument
68 	ebus_dma_enable(&sparc_ebus_dmas[dmanr].info, 1);  in enable_dma()
70 	if (ebus_dma_request(&sparc_ebus_dmas[dmanr].info,  in enable_dma()
71 			     sparc_ebus_dmas[dmanr].addr,  in enable_dma()
72 			     sparc_ebus_dmas[dmanr].count))  in enable_dma()
76 static inline void disable_dma(unsigned int dmanr)  in disable_dma()  argument
78 	ebus_dma_enable(&sparc_ebus_dmas[dmanr].info, 0);  in disable_dma()
81 static inline void clear_dma_ff(unsigned int dmanr)  in clear_dma_ff()  argument
86 static inline void set_dma_mode(unsigned int dmanr, char mode)  in set_dma_mode()  argument
88 	ebus_dma_prepare(&sparc_ebus_dmas[dmanr].info, (mode != DMA_MODE_WRITE));  in set_dma_mode()
91 static inline void set_dma_addr(unsigned int dmanr, unsigned int addr)  in set_dma_addr()  argument
93 	sparc_ebus_dmas[dmanr].addr = addr;  in set_dma_addr()
96 static inline void set_dma_count(unsigned int dmanr, unsigned int count)  in set_dma_count()  argument
98 	sparc_ebus_dmas[dmanr].count = count;  in set_dma_count()
101 static inline unsigned int get_dma_residue(unsigned int dmanr)  in get_dma_residue()  argument
103 	return ebus_dma_residue(&sparc_ebus_dmas[dmanr].info);  in get_dma_residue()