diff options
Diffstat (limited to 'sound/usb/card.h')
-rw-r--r-- | sound/usb/card.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/usb/card.h b/sound/usb/card.h index afa4f9e..8a751b4 100644 --- a/sound/usb/card.h +++ b/sound/usb/card.h @@ -27,6 +27,7 @@ struct audioformat { unsigned int nr_rates; /* number of rate table entries */ unsigned int *rate_table; /* rate table */ unsigned char clock; /* associated clock */ + struct snd_pcm_chmap_elem *chmap; /* (optional) channel map */ }; struct snd_usb_substream; @@ -109,6 +110,7 @@ struct snd_usb_substream { struct audioformat *cur_audiofmt; /* current audioformat pointer (for hw_params callback) */ snd_pcm_format_t pcm_format; /* current audio format (for hw_params callback) */ unsigned int channels; /* current number of channels (for hw_params callback) */ + unsigned int channels_max; /* max channels in the all audiofmts */ unsigned int cur_rate; /* current rate (for hw_params callback) */ unsigned int period_bytes; /* current period bytes (for hw_params callback) */ unsigned int altset_idx; /* USB data format: index of alternate setting */ @@ -126,6 +128,7 @@ struct snd_usb_substream { struct snd_usb_endpoint *sync_endpoint; unsigned long flags; bool need_setup_ep; /* (re)configure EP at prepare? */ + unsigned int speed; /* USB_SPEED_XXX */ u64 formats; /* format bitmasks (all or'ed) */ unsigned int num_formats; /* number of supported audio formats (list) */ |