| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | #ifndef SOUND_FIREWIRE_LIB_H_INCLUDED |
| 2 | #define SOUND_FIREWIRE_LIB_H_INCLUDED |
| 3 | |
| 4 | #include <linux/firewire-constants.h> |
| 5 | #include <linux/types.h> |
| 6 | |
| 7 | struct fw_unit; |
| 8 | |
| 9 | int snd_fw_transaction(struct fw_unit *unit, int tcode, |
| 10 | u64 offset, void *buffer, size_t length); |
| 11 | const char *rcode_string(unsigned int rcode); |
| 12 | |
| 13 | /* returns true if retrying the transaction would not make sense */ |
| 14 | static inline bool rcode_is_permanent_error(int rcode) |
| 15 | { |
| 16 | return rcode == RCODE_TYPE_ERROR || rcode == RCODE_ADDRESS_ERROR; |
| 17 | } |
| 18 | |
| 19 | #endif |