diff options
Diffstat (limited to 'sound/firewire/tascam/tascam.h')
| -rw-r--r-- | sound/firewire/tascam/tascam.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sound/firewire/tascam/tascam.h b/sound/firewire/tascam/tascam.h index 28c875f7808c..75a3b9a81fea 100644 --- a/sound/firewire/tascam/tascam.h +++ b/sound/firewire/tascam/tascam.h @@ -23,6 +23,8 @@ #include <sound/info.h> #include <sound/pcm.h> #include <sound/pcm_params.h> +#include <sound/firewire.h> +#include <sound/hwdep.h> #include "../lib.h" #include "../amdtp-stream.h" @@ -44,6 +46,7 @@ struct snd_tscm { struct fw_unit *unit; struct mutex mutex; + spinlock_t lock; const struct snd_tscm_spec *spec; @@ -52,6 +55,10 @@ struct snd_tscm { struct amdtp_stream tx_stream; struct amdtp_stream rx_stream; unsigned int substreams_counter; + + int dev_lock_count; + bool dev_lock_changed; + wait_queue_head_t hwdep_wait; }; #define TSCM_ADDR_BASE 0xffff00000000ull @@ -97,8 +104,14 @@ void snd_tscm_stream_destroy_duplex(struct snd_tscm *tscm); int snd_tscm_stream_start_duplex(struct snd_tscm *tscm, unsigned int rate); void snd_tscm_stream_stop_duplex(struct snd_tscm *tscm); +void snd_tscm_stream_lock_changed(struct snd_tscm *tscm); +int snd_tscm_stream_lock_try(struct snd_tscm *tscm); +void snd_tscm_stream_lock_release(struct snd_tscm *tscm); + void snd_tscm_proc_init(struct snd_tscm *tscm); int snd_tscm_create_pcm_devices(struct snd_tscm *tscm); +int snd_tscm_create_hwdep_device(struct snd_tscm *tscm); + #endif |
