linux/include/net/caif/cffrml.h
sjur.brandeland@stericsson.com cb3cb423a0 caif: Add ref-count to framing layer
Introduce Per-cpu reference for lower part of CAIF Stack.
Before freeing payload is disabled, synchronize_rcu() is called,
and then ref-count verified to be zero.

Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2011-05-15 17:45:55 -04:00

22 lines
657 B
C

/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland/sjur.brandeland@stericsson.com
* License terms: GNU General Public License (GPL) version 2
*/
#ifndef CFFRML_H_
#define CFFRML_H_
#include <net/caif/caif_layer.h>
#include <linux/netdevice.h>
struct cffrml;
struct cflayer *cffrml_create(u16 phyid, bool use_fcs);
void cffrml_free(struct cflayer *layr);
void cffrml_set_uplayer(struct cflayer *this, struct cflayer *up);
void cffrml_set_dnlayer(struct cflayer *this, struct cflayer *dn);
void cffrml_put(struct cflayer *layr);
void cffrml_hold(struct cflayer *layr);
int cffrml_refcnt_read(struct cflayer *layr);
#endif /* CFFRML_H_ */