summaryrefslogtreecommitdiff
path: root/net/caif/cfdbgl.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/caif/cfdbgl.c')
-rw-r--r--net/caif/cfdbgl.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/net/caif/cfdbgl.c b/net/caif/cfdbgl.c
new file mode 100644
index 000000000000..ab6b6dc34cf8
--- /dev/null
+++ b/net/caif/cfdbgl.c
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) ST-Ericsson AB 2010
+ * Author: Sjur Brendeland/sjur.brandeland@stericsson.com
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#include <linux/stddef.h>
+#include <linux/slab.h>
+#include <net/caif/caif_layer.h>
+#include <net/caif/cfsrvl.h>
+#include <net/caif/cfpkt.h>
+
+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 = kmalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
+ if (!dbg) {
+ pr_warning("CAIF: %s(): Out of memory\n", __func__);
+ return NULL;
+ }
+ caif_assert(offsetof(struct cfsrvl, layer) == 0);
+ memset(dbg, 0, sizeof(struct cfsrvl));
+ cfsrvl_init(dbg, channel_id, dev_info);
+ 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)
+{
+ return layr->dn->transmit(layr->dn, pkt);
+}