1 /*
2 * Copyright (C) ST-Ericsson AB 2010
3 * Author: Sjur Brendeland/sjur.brandeland@stericsson.com
4 * License terms: GNU General Public License (GPL) version 2
5 */
6
7 #ifndef CFSRVL_H_
8 #define CFSRVL_H_
9 #include <linux/list.h>
10 #include <linux/stddef.h>
11 #include <linux/types.h>
12 #include <linux/kref.h>
13
14 struct cfsrvl {
15 struct cflayer layer;
16 bool open;
17 bool phy_flow_on;
18 bool modem_flow_on;
19 bool supports_flowctrl;
20 void (*release)(struct kref *);
21 struct dev_info dev_info;
22 struct kref ref;
23 };
24
25 void cfsrvl_release(struct kref *kref);
26 struct cflayer *cfvei_create(u8 linkid, struct dev_info *dev_info);
27 struct cflayer *cfdgml_create(u8 linkid, struct dev_info *dev_info);
28 struct cflayer *cfutill_create(u8 linkid, struct dev_info *dev_info);
29 struct cflayer *cfvidl_create(u8 linkid, struct dev_info *dev_info);
30 struct cflayer *cfrfml_create(u8 linkid, struct dev_info *dev_info,
31 int mtu_size);
32 struct cflayer *cfdbgl_create(u8 linkid, struct dev_info *dev_info);
33 bool cfsrvl_phyid_match(struct cflayer *layer, int phyid);
34 void cfservl_destroy(struct cflayer *layer);
35 void cfsrvl_init(struct cfsrvl *service,
36 u8 channel_id,
37 struct dev_info *dev_info,
38 bool supports_flowctrl);
39 bool cfsrvl_ready(struct cfsrvl *service, int *err);
40 u8 cfsrvl_getphyid(struct cflayer *layer);
41
cfsrvl_get(struct cflayer * layr)42 static inline void cfsrvl_get(struct cflayer *layr)
43 {
44 struct cfsrvl *s;
45 if (layr == NULL)
46 return;
47 s = container_of(layr, struct cfsrvl, layer);
48 kref_get(&s->ref);
49 }
50
cfsrvl_put(struct cflayer * layr)51 static inline void cfsrvl_put(struct cflayer *layr)
52 {
53 struct cfsrvl *s;
54 if (layr == NULL)
55 return;
56 s = container_of(layr, struct cfsrvl, layer);
57
58 WARN_ON(!s->release);
59 if (s->release)
60 kref_put(&s->ref, s->release);
61 }
62
63 #endif /* CFSRVL_H_ */
64