android_kernel_xiaomi_sm8350/include/net/caif/cfsrvl.h
Sjur Braendeland 5b20865675 caif: Add reference counting to service layer
Changes:
o Added functions cfsrvl_get and cfsrvl_put.
o Added support release_client to use by socket and net device.
o Increase reference counting for in-flight packets from cfmuxl

Signed-off-by: Sjur Braendeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-28 12:55:12 -07:00

57 lines
1.5 KiB
C

/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland/sjur.brandeland@stericsson.com
* License terms: GNU General Public License (GPL) version 2
*/
#ifndef CFSRVL_H_
#define CFSRVL_H_
#include <linux/list.h>
#include <linux/stddef.h>
#include <linux/types.h>
#include <linux/kref.h>
struct cfsrvl {
struct cflayer layer;
bool open;
bool phy_flow_on;
bool modem_flow_on;
struct dev_info dev_info;
struct kref ref;
};
void cfsrvl_release(struct kref *kref);
struct cflayer *cfvei_create(u8 linkid, struct dev_info *dev_info);
struct cflayer *cfdgml_create(u8 linkid, struct dev_info *dev_info);
struct cflayer *cfutill_create(u8 linkid, struct dev_info *dev_info);
struct cflayer *cfvidl_create(u8 linkid, struct dev_info *dev_info);
struct cflayer *cfrfml_create(u8 linkid, struct dev_info *dev_info);
struct cflayer *cfdbgl_create(u8 linkid, struct dev_info *dev_info);
bool cfsrvl_phyid_match(struct cflayer *layer, int phyid);
void cfservl_destroy(struct cflayer *layer);
void cfsrvl_init(struct cfsrvl *service,
u8 channel_id,
struct dev_info *dev_info);
bool cfsrvl_ready(struct cfsrvl *service, int *err);
u8 cfsrvl_getphyid(struct cflayer *layer);
static inline void cfsrvl_get(struct cflayer *layr)
{
struct cfsrvl *s;
if (layr == NULL)
return;
s = container_of(layr, struct cfsrvl, layer);
kref_get(&s->ref);
}
static inline void cfsrvl_put(struct cflayer *layr)
{
struct cfsrvl *s;
if (layr == NULL)
return;
s = container_of(layr, struct cfsrvl, layer);
kref_put(&s->ref, cfsrvl_release);
}
#endif /* CFSRVL_H_ */