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