cfsrvl.h (1793B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (C) ST-Ericsson AB 2010 4 * Author: Sjur Brendeland 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 15struct 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 28struct cflayer *cfvei_create(u8 linkid, struct dev_info *dev_info); 29struct cflayer *cfdgml_create(u8 linkid, struct dev_info *dev_info); 30struct cflayer *cfutill_create(u8 linkid, struct dev_info *dev_info); 31struct cflayer *cfvidl_create(u8 linkid, struct dev_info *dev_info); 32struct cflayer *cfrfml_create(u8 linkid, struct dev_info *dev_info, 33 int mtu_size); 34struct cflayer *cfdbgl_create(u8 linkid, struct dev_info *dev_info); 35 36void cfsrvl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl, 37 int phyid); 38 39bool cfsrvl_phyid_match(struct cflayer *layer, int phyid); 40 41void cfsrvl_init(struct cfsrvl *service, 42 u8 channel_id, 43 struct dev_info *dev_info, 44 bool supports_flowctrl); 45bool cfsrvl_ready(struct cfsrvl *service, int *err); 46u8 cfsrvl_getphyid(struct cflayer *layer); 47 48static 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 57static 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_ */