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 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 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