irq_domain: Move irq_virq_count into NOMAP revmap
[linux-2.6.git] / include / net / caif / cfsrvl.h
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 #include <linux/rculist.h>
14
15 struct cfsrvl {
16         struct cflayer layer;
17         bool open;
18         bool phy_flow_on;
19         bool modem_flow_on;
20         bool supports_flowctrl;
21         void (*release)(struct cflayer *layer);
22         struct dev_info dev_info;
23         void (*hold)(struct cflayer *lyr);
24         void (*put)(struct cflayer *lyr);
25         struct rcu_head rcu;
26 };
27
28 struct cflayer *cfvei_create(u8 linkid, struct dev_info *dev_info);
29 struct cflayer *cfdgml_create(u8 linkid, struct dev_info *dev_info);
30 struct cflayer *cfutill_create(u8 linkid, struct dev_info *dev_info);
31 struct cflayer *cfvidl_create(u8 linkid, struct dev_info *dev_info);
32 struct cflayer *cfrfml_create(u8 linkid, struct dev_info *dev_info,
33                                 int mtu_size);
34 struct cflayer *cfdbgl_create(u8 linkid, struct dev_info *dev_info);
35
36 void cfsrvl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl,
37                      int phyid);
38
39 bool cfsrvl_phyid_match(struct cflayer *layer, int phyid);
40
41 void cfsrvl_init(struct cfsrvl *service,
42                         u8 channel_id,
43                         struct dev_info *dev_info,
44                         bool supports_flowctrl);
45 bool cfsrvl_ready(struct cfsrvl *service, int *err);
46 u8 cfsrvl_getphyid(struct cflayer *layer);
47
48 static inline void cfsrvl_get(struct cflayer *layr)
49 {
50         struct cfsrvl *s = container_of(layr, struct cfsrvl, layer);
51         if (layr == NULL || layr->up == NULL || s->hold == NULL)
52                 return;
53
54         s->hold(layr->up);
55 }
56
57 static inline void cfsrvl_put(struct cflayer *layr)
58 {
59         struct cfsrvl *s = container_of(layr, struct cfsrvl, layer);
60         if (layr == NULL || layr->up == NULL || s->hold == NULL)
61                 return;
62
63         s->put(layr->up);
64 }
65 #endif                          /* CFSRVL_H_ */