diff options
Diffstat (limited to 'sound/firewire/motu/motu.h')
| -rw-r--r-- | sound/firewire/motu/motu.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/sound/firewire/motu/motu.h b/sound/firewire/motu/motu.h index cd1b3dd3e371..ed1d779c0dcc 100644 --- a/sound/firewire/motu/motu.h +++ b/sound/firewire/motu/motu.h @@ -48,6 +48,10 @@ struct snd_motu { struct snd_motu_packet_format rx_packet_formats; struct amdtp_stream tx_stream; struct amdtp_stream rx_stream; + + /* For notification. */ + struct fw_address_handler async_handler; + u32 msg; }; enum snd_motu_spec_flags { @@ -106,4 +110,12 @@ int amdtp_motu_set_parameters(struct amdtp_stream *s, unsigned int rate, struct snd_motu_packet_format *formats); int amdtp_motu_add_pcm_hw_constraints(struct amdtp_stream *s, struct snd_pcm_runtime *runtime); + +int snd_motu_transaction_read(struct snd_motu *motu, u32 offset, __be32 *reg, + size_t size); +int snd_motu_transaction_write(struct snd_motu *motu, u32 offset, __be32 *reg, + size_t size); +int snd_motu_transaction_register(struct snd_motu *motu); +int snd_motu_transaction_reregister(struct snd_motu *motu); +void snd_motu_transaction_unregister(struct snd_motu *motu); #endif |