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Daniel Macke5779992010-03-04 19:46:13 +01001#ifndef __USBAUDIO_ENDPOINT_H
2#define __USBAUDIO_ENDPOINT_H
3
Daniel Mack8fdff6a2012-04-12 13:51:11 +02004#define SND_USB_ENDPOINT_TYPE_DATA 0
5#define SND_USB_ENDPOINT_TYPE_SYNC 1
6
7struct snd_usb_endpoint *snd_usb_add_endpoint(struct snd_usb_audio *chip,
8 struct usb_host_interface *alts,
9 int ep_num, int direction, int type);
10
11int snd_usb_endpoint_set_params(struct snd_usb_endpoint *ep,
12 struct snd_pcm_hw_params *hw_params,
13 struct audioformat *fmt,
14 struct snd_usb_endpoint *sync_ep);
15
16int snd_usb_endpoint_start(struct snd_usb_endpoint *ep);
17void snd_usb_endpoint_stop(struct snd_usb_endpoint *ep,
18 int force, int can_sleep, int wait);
19int snd_usb_endpoint_activate(struct snd_usb_endpoint *ep);
20int snd_usb_endpoint_deactivate(struct snd_usb_endpoint *ep);
21void snd_usb_endpoint_free(struct list_head *head);
22
23int snd_usb_endpoint_implict_feedback_sink(struct snd_usb_endpoint *ep);
24
25void snd_usb_handle_sync_urb(struct snd_usb_endpoint *ep,
26 struct snd_usb_endpoint *sender,
27 const struct urb *urb);
28
Daniel Macke5779992010-03-04 19:46:13 +010029#endif /* __USBAUDIO_ENDPOINT_H */