diff options
Diffstat (limited to 'sound/firewire')
| -rw-r--r-- | sound/firewire/oxfw/oxfw-scs1x.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/sound/firewire/oxfw/oxfw-scs1x.c b/sound/firewire/oxfw/oxfw-scs1x.c index 72446ac33ea7..f897c9831077 100644 --- a/sound/firewire/oxfw/oxfw-scs1x.c +++ b/sound/firewire/oxfw/oxfw-scs1x.c @@ -32,6 +32,7 @@ struct fw_scs1x { bool transaction_running; struct fw_transaction transaction; unsigned int transaction_bytes; + bool error; struct fw_device *fw_dev; }; @@ -126,8 +127,13 @@ static void scs_write_callback(struct fw_card *card, int rcode, { struct fw_scs1x *scs = callback_data; - if (rcode != RCODE_GENERATION) - scs->transaction_bytes = 0; + if (!rcode_is_permanent_error(rcode)) { + /* Don't retry for this data. */ + if (rcode == RCODE_COMPLETE) + scs->transaction_bytes = 0; + } else { + scs->error = true; + } scs->transaction_running = false; schedule_work(&scs->work); @@ -178,7 +184,7 @@ static void scs_output_work(struct work_struct *work) return; stream = ACCESS_ONCE(scs->output); - if (!stream) { + if (!stream || scs->error) { scs->output_idle = true; wake_up(&scs->idle_wait); return; @@ -317,6 +323,7 @@ static void midi_playback_trigger(struct snd_rawmidi_substream *stream, int up) scs->output_escaped = false; scs->output_idle = false; scs->transaction_bytes = 0; + scs->error = false; ACCESS_ONCE(scs->output) = stream; schedule_work(&scs->work); |