cfsrvl.h 1.77 KB
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/*
 * Copyright (C) ST-Ericsson AB 2010
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 * Author:	Sjur Brendeland
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 * 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>
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#include <linux/kref.h>
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#include <linux/rculist.h>
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struct cfsrvl {
	struct cflayer layer;
	bool open;
	bool phy_flow_on;
	bool modem_flow_on;
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	bool supports_flowctrl;
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	void (*release)(struct cflayer *layer);
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	struct dev_info dev_info;
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	void (*hold)(struct cflayer *lyr);
	void (*put)(struct cflayer *lyr);
	struct rcu_head rcu;
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};

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);
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struct cflayer *cfrfml_create(u8 linkid, struct dev_info *dev_info,
				int mtu_size);
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struct cflayer *cfdbgl_create(u8 linkid, struct dev_info *dev_info);
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void cfsrvl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl,
		     int phyid);

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bool cfsrvl_phyid_match(struct cflayer *layer, int phyid);
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void cfsrvl_init(struct cfsrvl *service,
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			u8 channel_id,
			struct dev_info *dev_info,
			bool supports_flowctrl);
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bool cfsrvl_ready(struct cfsrvl *service, int *err);
u8 cfsrvl_getphyid(struct cflayer *layer);

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static inline void cfsrvl_get(struct cflayer *layr)
{
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	struct cfsrvl *s = container_of(layr, struct cfsrvl, layer);
	if (layr == NULL || layr->up == NULL || s->hold == NULL)
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		return;
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	s->hold(layr->up);
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}

static inline void cfsrvl_put(struct cflayer *layr)
{
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	struct cfsrvl *s = container_of(layr, struct cfsrvl, layer);
	if (layr == NULL || layr->up == NULL || s->hold == NULL)
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		return;
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	s->put(layr->up);
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}
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#endif				/* CFSRVL_H_ */