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Diffstat (limited to 'drivers/firewire/core-transaction.c')
| -rw-r--r-- | drivers/firewire/core-transaction.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c index 5f5a785..e2e4dc62 100644 --- a/drivers/firewire/core-transaction.c +++ b/drivers/firewire/core-transaction.c @@ -310,7 +310,10 @@ static int allocate_tlabel(struct fw_card *card) * After the transaction is completed successfully or unsuccessfully, the * @callback will be called. Among its parameters is the response code which * is either one of the rcodes per IEEE 1394 or, in case of internal errors, - * the firewire-core specific %RCODE_SEND_ERROR. + * the firewire-core specific %RCODE_SEND_ERROR. The other firewire-core + * specific rcodes (%RCODE_CANCELLED, %RCODE_BUSY, %RCODE_GENERATION, + * %RCODE_NO_ACK) denote transaction timeout, busy responder, stale request + * generation, or missing ACK respectively. * * Note some timing corner cases: fw_send_request() may complete much earlier * than when the request packet actually hits the wire. On the other hand, |