1e5779998SDaniel Mack #ifndef __USBAUDIO_ENDPOINT_H 2e5779998SDaniel Mack #define __USBAUDIO_ENDPOINT_H 3e5779998SDaniel Mack 48fdff6a3SDaniel Mack #define SND_USB_ENDPOINT_TYPE_DATA 0 58fdff6a3SDaniel Mack #define SND_USB_ENDPOINT_TYPE_SYNC 1 68fdff6a3SDaniel Mack 78fdff6a3SDaniel Mack struct snd_usb_endpoint *snd_usb_add_endpoint(struct snd_usb_audio *chip, 88fdff6a3SDaniel Mack struct usb_host_interface *alts, 98fdff6a3SDaniel Mack int ep_num, int direction, int type); 108fdff6a3SDaniel Mack 118fdff6a3SDaniel Mack int snd_usb_endpoint_set_params(struct snd_usb_endpoint *ep, 1235ec7aa2SDylan Reid snd_pcm_format_t pcm_format, 1335ec7aa2SDylan Reid unsigned int channels, 1435ec7aa2SDylan Reid unsigned int period_bytes, 15976b6c06SAlan Stern unsigned int period_frames, 16976b6c06SAlan Stern unsigned int buffer_periods, 1735ec7aa2SDylan Reid unsigned int rate, 188fdff6a3SDaniel Mack struct audioformat *fmt, 198fdff6a3SDaniel Mack struct snd_usb_endpoint *sync_ep); 208fdff6a3SDaniel Mack 21a9bb3626STakashi Iwai int snd_usb_endpoint_start(struct snd_usb_endpoint *ep, bool can_sleep); 22b2eb950dSTakashi Iwai void snd_usb_endpoint_stop(struct snd_usb_endpoint *ep); 23f58161baSTakashi Iwai void snd_usb_endpoint_sync_pending_stop(struct snd_usb_endpoint *ep); 248fdff6a3SDaniel Mack int snd_usb_endpoint_activate(struct snd_usb_endpoint *ep); 259b7c552bSEldad Zack void snd_usb_endpoint_deactivate(struct snd_usb_endpoint *ep); 2692a586bdSTakashi Iwai void snd_usb_endpoint_release(struct snd_usb_endpoint *ep); 278fdff6a3SDaniel Mack void snd_usb_endpoint_free(struct list_head *head); 288fdff6a3SDaniel Mack 2998ae472bSEldad Zack int snd_usb_endpoint_implicit_feedback_sink(struct snd_usb_endpoint *ep); 30245baf98SDaniel Mack int snd_usb_endpoint_next_packet_size(struct snd_usb_endpoint *ep); 318fdff6a3SDaniel Mack 328fdff6a3SDaniel Mack void snd_usb_handle_sync_urb(struct snd_usb_endpoint *ep, 338fdff6a3SDaniel Mack struct snd_usb_endpoint *sender, 348fdff6a3SDaniel Mack const struct urb *urb); 358fdff6a3SDaniel Mack 36e5779998SDaniel Mack #endif /* __USBAUDIO_ENDPOINT_H */ 37