#ifndef SOUND_FIREWIRE_LIB_H_INCLUDED #define SOUND_FIREWIRE_LIB_H_INCLUDED #include <linux/firewire-constants.h> #include <linux/types.h> struct fw_unit; int snd_fw_transaction(struct fw_unit *unit, int tcode, u64 offset, void *buffer, size_t length); const char *rcode_string(unsigned int rcode); /* returns true if retrying the transaction would not make sense */ static inline bool rcode_is_permanent_error(int rcode) { return rcode == RCODE_TYPE_ERROR || rcode == RCODE_ADDRESS_ERROR; } #endif