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-rw-r--r--sound/firewire/dice/dice-stream.c42
1 files changed, 2 insertions, 40 deletions
diff --git a/sound/firewire/dice/dice-stream.c b/sound/firewire/dice/dice-stream.c
index a64b3cc76bf1..df035b1dd44a 100644
--- a/sound/firewire/dice/dice-stream.c
+++ b/sound/firewire/dice/dice-stream.c
@@ -191,53 +191,17 @@ end:
return err;
}
-static int get_sync_mode(struct snd_dice *dice, enum cip_flags *sync_mode)
-{
- u32 source;
- int err;
-
- err = snd_dice_transaction_get_clock_source(dice, &source);
- if (err < 0)
- goto end;
-
- switch (source) {
- /* So-called 'SYT Match' modes, sync_to_syt value of packets received */
- case CLOCK_SOURCE_ARX4: /* in 4th stream */
- case CLOCK_SOURCE_ARX3: /* in 3rd stream */
- case CLOCK_SOURCE_ARX2: /* in 2nd stream */
- err = -ENOSYS;
- break;
- case CLOCK_SOURCE_ARX1: /* in 1st stream, which this driver uses */
- *sync_mode = 0;
- break;
- default:
- *sync_mode = CIP_SYNC_TO_DEVICE;
- break;
- }
-end:
- return err;
-}
-
int snd_dice_stream_start_duplex(struct snd_dice *dice, unsigned int rate)
{
struct amdtp_stream *master, *slave;
unsigned int curr_rate;
- enum cip_flags sync_mode;
int err = 0;
if (dice->substreams_counter == 0)
goto end;
- err = get_sync_mode(dice, &sync_mode);
- if (err < 0)
- goto end;
- if (sync_mode == CIP_SYNC_TO_DEVICE) {
- master = &dice->tx_stream;
- slave = &dice->rx_stream;
- } else {
- master = &dice->rx_stream;
- slave = &dice->tx_stream;
- }
+ master = &dice->rx_stream;
+ slave = &dice->tx_stream;
/* Some packet queueing errors. */
if (amdtp_streaming_error(master) || amdtp_streaming_error(slave))
@@ -261,8 +225,6 @@ int snd_dice_stream_start_duplex(struct snd_dice *dice, unsigned int rate)
stop_stream(dice, slave);
snd_dice_transaction_clear_enable(dice);
- amdtp_stream_set_sync(sync_mode, master, slave);
-
err = ensure_phase_lock(dice);
if (err < 0) {
dev_err(&dice->unit->device,