blob: ab6b6dc34cf84306fb806e0b144a107aa20e3421 [file] [log] [blame]
Sjur Braendelandb482cd22010-03-30 13:56:23 +00001/*
2 * Copyright (C) ST-Ericsson AB 2010
3 * Author: Sjur Brendeland/sjur.brandeland@stericsson.com
4 * License terms: GNU General Public License (GPL) version 2
5 */
6
7#include <linux/stddef.h>
8#include <linux/slab.h>
9#include <net/caif/caif_layer.h>
10#include <net/caif/cfsrvl.h>
11#include <net/caif/cfpkt.h>
12
13static int cfdbgl_receive(struct cflayer *layr, struct cfpkt *pkt);
14static int cfdbgl_transmit(struct cflayer *layr, struct cfpkt *pkt);
15
16struct cflayer *cfdbgl_create(u8 channel_id, struct dev_info *dev_info)
17{
18 struct cfsrvl *dbg = kmalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
19 if (!dbg) {
20 pr_warning("CAIF: %s(): Out of memory\n", __func__);
21 return NULL;
22 }
23 caif_assert(offsetof(struct cfsrvl, layer) == 0);
24 memset(dbg, 0, sizeof(struct cfsrvl));
25 cfsrvl_init(dbg, channel_id, dev_info);
26 dbg->layer.receive = cfdbgl_receive;
27 dbg->layer.transmit = cfdbgl_transmit;
28 snprintf(dbg->layer.name, CAIF_LAYER_NAME_SZ - 1, "dbg%d", channel_id);
29 return &dbg->layer;
30}
31
32static int cfdbgl_receive(struct cflayer *layr, struct cfpkt *pkt)
33{
34 return layr->up->receive(layr->up, pkt);
35}
36
37static int cfdbgl_transmit(struct cflayer *layr, struct cfpkt *pkt)
38{
39 return layr->dn->transmit(layr->dn, pkt);
40}