swh:1:snp:32555a3fd8878f019c2ebd6c964bc1edcaeff337
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Tip revision: 0ce790e7d736cedc563e1fb4e998babf5a4dbc3d authored by Linus Torvalds on 29 March 2011, 19:09:47 UTC
Linux 2.6.39-rc1
Tip revision: 0ce790e
lib.h
#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
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