Chris Kelly | b314786 | 2012-02-20 21:12:08 +0000 | [diff] [blame] | 1 | /* ----------------------------------------------------------------------------- |
| 2 | * Copyright (c) 2011 Ozmo Inc |
| 3 | * Released under the GNU General Public License Version 2 (GPLv2). |
| 4 | * ----------------------------------------------------------------------------- |
| 5 | */ |
| 6 | #ifndef _OZUSBSVC_H |
| 7 | #define _OZUSBSVC_H |
| 8 | |
| 9 | /*------------------------------------------------------------------------------ |
| 10 | * Per PD context info stored in application context area of PD. |
| 11 | * This object is reference counted to ensure it doesn't disappear while |
| 12 | * still in use. |
| 13 | */ |
| 14 | struct oz_usb_ctx { |
| 15 | atomic_t ref_count; |
| 16 | u8 tx_seq_num; |
| 17 | u8 rx_seq_num; |
| 18 | struct oz_pd *pd; |
| 19 | void *hport; |
| 20 | int stopped; |
| 21 | }; |
| 22 | |
| 23 | int oz_usb_init(void); |
| 24 | void oz_usb_term(void); |
| 25 | int oz_usb_start(struct oz_pd *pd, int resume); |
| 26 | void oz_usb_stop(struct oz_pd *pd, int pause); |
| 27 | void oz_usb_rx(struct oz_pd *pd, struct oz_elt *elt); |
| 28 | int oz_usb_heartbeat(struct oz_pd *pd); |
| 29 | void oz_usb_farewell(struct oz_pd *pd, u8 ep_num, u8 *data, u8 len); |
| 30 | |
| 31 | #endif /* _OZUSBSVC_H */ |
| 32 | |