/*
 * Copyright (C) ST-Ericsson AB 2010
 * Author:	Sjur Brendeland
 * License terms: GNU General Public License (GPL) version 2
 */

#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__

#include <linux/stddef.h>
#include <linux/slab.h>
#include <net/caif/caif_layer.h>
#include <net/caif/cfsrvl.h>
#include <net/caif/cfpkt.h>

#define container_obj(layr) ((struct cfsrvl *) layr)

static int cfdbgl_receive(struct cflayer *layr, struct cfpkt *pkt);
static int cfdbgl_transmit(struct cflayer *layr, struct cfpkt *pkt);

struct cflayer *cfdbgl_create(u8 channel_id, struct dev_info *dev_info)
{
	struct cfsrvl *dbg = kzalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
	if (!dbg)
		return NULL;
	caif_assert(offsetof(struct cfsrvl, layer) == 0);
	cfsrvl_init(dbg, channel_id, dev_info, false);
	dbg->layer.receive = cfdbgl_receive;
	dbg->layer.transmit = cfdbgl_transmit;
	snprintf(dbg->layer.name, CAIF_LAYER_NAME_SZ - 1, "dbg%d", channel_id);
	return &dbg->layer;
}

static int cfdbgl_receive(struct cflayer *layr, struct cfpkt *pkt)
{
	return layr->up->receive(layr->up, pkt);
}

static int cfdbgl_transmit(struct cflayer *layr, struct cfpkt *pkt)
{
	struct cfsrvl *service = container_obj(layr);
	struct caif_payload_info *info;
	int ret;

	if (!cfsrvl_ready(service, &ret)) {
		cfpkt_destroy(pkt);
		return ret;
	}

	/* Add info for MUX-layer to route the packet out */
	info = cfpkt_info(pkt);
	info->channel_id = service->layer.id;
	info->dev_info = &service->dev_info;

	return layr->dn->transmit(layr->dn, pkt);
}
net-next.git/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=0d2164af2696821b27b04bebd8420b0e881bf44d'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/arch/mn10300'>log</a><a class='active' href='/cgit.cgi/linux/net-next.git/tree/arch/mn10300?id=0d2164af2696821b27b04bebd8420b0e881bf44d'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/arch/mn10300?id=0d2164af2696821b27b04bebd8420b0e881bf44d'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/arch/mn10300?id=0d2164af2696821b27b04bebd8420b0e881bf44d'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/arch/mn10300'>
<input type='hidden' name='id' value='0d2164af2696821b27b04bebd8420b0e881bf44d'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/tree/?id=0d2164af2696821b27b04bebd8420b0e881bf44d'>root</a>/<a href='/cgit.cgi/linux/net-next.git/tree/arch?id=0d2164af2696821b27b04bebd8420b0e881bf44d'>arch</a>/<a href='/cgit.cgi/linux/net-next.git/tree/arch/mn10300?id=0d2164af2696821b27b04bebd8420b0e881bf44d'>mn10300</a></div><div class='content'><table summary='tree listing' class='list'>
<tr class='nohover'><th class='left'>Mode</th><th class='left'>Name</th><th class='right'>Size</th><th/></tr>