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| author | Takashi Sakamoto <o-takashi@sakamocchi.jp> | 2019-06-02 16:12:50 +0900 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-06-11 11:36:21 +0200 |
| commit | ece92831f0fa49f6b7bab0843c096293eab1b113 (patch) | |
| tree | 05adb4e9db608a456b294fe404a2084c21ec4bc3 /sound/firewire/tascam | |
| parent | a0c049a647fbf55e8e6338a5c1e9316f6fbeabb2 (diff) | |
| download | linux-ece92831f0fa49f6b7bab0843c096293eab1b113.tar.bz2 | |
ALSA: firewire-tascam: minor code refactoring to finish streaming session
The operation to finish packet streaming corresponds to stopping
isochronous contexts.
This commit applies code refactoring to move codes to stop into
a helper function to finish the session.
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/firewire/tascam')
| -rw-r--r-- | sound/firewire/tascam/tascam-stream.c | 21 |
1 files changed, 5 insertions, 16 deletions
diff --git a/sound/firewire/tascam/tascam-stream.c b/sound/firewire/tascam/tascam-stream.c index be9dcc808188..f572dfc15114 100644 --- a/sound/firewire/tascam/tascam-stream.c +++ b/sound/firewire/tascam/tascam-stream.c @@ -181,6 +181,9 @@ static void finish_session(struct snd_tscm *tscm) { __be32 reg; + amdtp_stream_stop(&tscm->rx_stream); + amdtp_stream_stop(&tscm->tx_stream); + reg = 0; snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST, TSCM_ADDR_BASE + TSCM_OFFSET_START_STREAMING, @@ -354,9 +357,6 @@ int snd_tscm_stream_reserve_duplex(struct snd_tscm *tscm, unsigned int rate) return err; if (tscm->substreams_counter == 0 || rate != curr_rate) { - amdtp_stream_stop(&tscm->rx_stream); - amdtp_stream_stop(&tscm->tx_stream); - finish_session(tscm); fw_iso_resources_free(&tscm->tx_resources); @@ -397,12 +397,8 @@ int snd_tscm_stream_start_duplex(struct snd_tscm *tscm, unsigned int rate) return 0; if (amdtp_streaming_error(&tscm->rx_stream) || - amdtp_streaming_error(&tscm->tx_stream)) { - amdtp_stream_stop(&tscm->rx_stream); - amdtp_stream_stop(&tscm->tx_stream); - + amdtp_streaming_error(&tscm->tx_stream)) finish_session(tscm); - } if (generation != fw_parent_device(tscm->unit)->card->generation) { err = fw_iso_resources_update(&tscm->tx_resources); @@ -452,9 +448,6 @@ int snd_tscm_stream_start_duplex(struct snd_tscm *tscm, unsigned int rate) return 0; error: - amdtp_stream_stop(&tscm->rx_stream); - amdtp_stream_stop(&tscm->tx_stream); - finish_session(tscm); return err; @@ -462,12 +455,8 @@ error: void snd_tscm_stream_stop_duplex(struct snd_tscm *tscm) { - if (tscm->substreams_counter == 0) { - amdtp_stream_stop(&tscm->tx_stream); - amdtp_stream_stop(&tscm->rx_stream); - + if (tscm->substreams_counter == 0) finish_session(tscm); - } } void snd_tscm_stream_lock_changed(struct snd_tscm *tscm) |