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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 |