/* SPDX-License-Identifier: GPL-2.0 */ #ifndef SOUND_FIREWIRE_LIB_H_INCLUDED #define SOUND_FIREWIRE_LIB_H_INCLUDED #include <linux/firewire-constants.h> #include <linux/types.h> #include <linux/sched.h> #include <sound/rawmidi.h> struct fw_unit; #define FW_GENERATION_MASK 0x00ff #define FW_FIXED_GENERATION 0x0100 #define FW_QUIET 0x0200 int snd_fw_transaction(struct fw_unit *unit, int tcode, u64 offset, void *buffer, size_t length, unsigned int flags); /* 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