#ifndef SOUND_FIREWIRE_PACKETS_BUFFER_H_INCLUDED#define SOUND_FIREWIRE_PACKETS_BUFFER_H_INCLUDED #include <linux/dma-mapping.h>#include <linux/firewire.h> /** * struct iso_packets_buffer - manages a buffer for many packets * @iso_buffer: the memory containing the packets * @packets: an array, with each element pointing to one packet */struct iso_packets_buffer {	struct fw_iso_buffer iso_buffer;	struct {		void *buffer;		unsigned int offset;	} *packets;}; int iso_packets_buffer_init(struct iso_packets_buffer *b, struct fw_unit *unit,			    unsigned int count, unsigned int packet_size,			    enum dma_data_direction direction);void iso_packets_buffer_destroy(struct iso_packets_buffer *b,				struct fw_unit *unit); #endif