diff options
Diffstat (limited to 'sound/usb/endpoint.h')
| -rw-r--r-- | sound/usb/endpoint.h | 40 |
1 files changed, 21 insertions, 19 deletions
diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h index e2fddb3dcf7a..2bfa6d3e029c 100644 --- a/sound/usb/endpoint.h +++ b/sound/usb/endpoint.h @@ -10,16 +10,25 @@ struct snd_usb_endpoint *snd_usb_get_endpoint(struct snd_usb_audio *chip, int snd_usb_add_endpoint(struct snd_usb_audio *chip, int ep_num, int type); -int snd_usb_endpoint_set_params(struct snd_usb_endpoint *ep, - snd_pcm_format_t pcm_format, - unsigned int channels, - unsigned int period_bytes, - unsigned int period_frames, - unsigned int buffer_periods, - unsigned int rate, - struct audioformat *fmt, - struct snd_usb_endpoint *sync_ep); - +struct snd_usb_endpoint * +snd_usb_endpoint_open(struct snd_usb_audio *chip, + struct audioformat *fp, + const struct snd_pcm_hw_params *params, + bool is_sync_ep); +void snd_usb_endpoint_close(struct snd_usb_audio *chip, + struct snd_usb_endpoint *ep); +int snd_usb_endpoint_configure(struct snd_usb_audio *chip, + struct snd_usb_endpoint *ep); +void snd_usb_endpoint_suspend(struct snd_usb_endpoint *ep); + +bool snd_usb_endpoint_compatible(struct snd_usb_audio *chip, + struct snd_usb_endpoint *ep, + const struct audioformat *fp, + const struct snd_pcm_hw_params *params); + +void snd_usb_endpoint_set_sync(struct snd_usb_audio *chip, + struct snd_usb_endpoint *data_ep, + struct snd_usb_endpoint *sync_ep); void snd_usb_endpoint_set_callback(struct snd_usb_endpoint *ep, void (*prepare)(struct snd_usb_substream *subs, struct urb *urb), @@ -27,23 +36,16 @@ void snd_usb_endpoint_set_callback(struct snd_usb_endpoint *ep, struct urb *urb), struct snd_usb_substream *data_subs); -int snd_usb_endpoint_start(struct snd_usb_endpoint *ep); +int snd_usb_endpoint_start(struct snd_usb_endpoint *ep); void snd_usb_endpoint_stop(struct snd_usb_endpoint *ep); void snd_usb_endpoint_sync_pending_stop(struct snd_usb_endpoint *ep); +void snd_usb_endpoint_suspend(struct snd_usb_endpoint *ep); int snd_usb_endpoint_activate(struct snd_usb_endpoint *ep); -void snd_usb_endpoint_deactivate(struct snd_usb_endpoint *ep); void snd_usb_endpoint_release(struct snd_usb_endpoint *ep); void snd_usb_endpoint_free(struct snd_usb_endpoint *ep); int snd_usb_endpoint_implicit_feedback_sink(struct snd_usb_endpoint *ep); int snd_usb_endpoint_slave_next_packet_size(struct snd_usb_endpoint *ep); int snd_usb_endpoint_next_packet_size(struct snd_usb_endpoint *ep); -void snd_usb_endpoint_set_syncinterval(struct snd_usb_audio *chip, - struct snd_usb_endpoint *ep, - struct usb_host_interface *alts); - -void snd_usb_handle_sync_urb(struct snd_usb_endpoint *ep, - struct snd_usb_endpoint *sender, - const struct urb *urb); #endif /* __USBAUDIO_ENDPOINT_H */ |