linux/include/linux/dsa/sja1105.h

/* SPDX-License-Identifier: GPL-2.0
 * Copyright (c) 2019, Vladimir Oltean <[email protected]>
 */

/* Included by drivers/net/dsa/sja1105/sja1105.h and net/dsa/tag_sja1105.c */

#ifndef _NET_DSA_SJA1105_H
#define _NET_DSA_SJA1105_H

#include <linux/skbuff.h>
#include <linux/etherdevice.h>
#include <linux/dsa/8021q.h>
#include <net/dsa.h>

#define ETH_P_SJA1105 …
#define ETH_P_SJA1105_META …
#define ETH_P_SJA1110 …

#define SJA1105_DEFAULT_VLAN …

/* IEEE 802.3 Annex 57A: Slow Protocols PDUs (01:80:C2:xx:xx:xx) */
#define SJA1105_LINKLOCAL_FILTER_A …
#define SJA1105_LINKLOCAL_FILTER_A_MASK …
/* IEEE 1588 Annex F: Transport of PTP over Ethernet (01:1B:19:xx:xx:xx) */
#define SJA1105_LINKLOCAL_FILTER_B …
#define SJA1105_LINKLOCAL_FILTER_B_MASK …

/* Source and Destination MAC of follow-up meta frames.
 * Whereas the choice of SMAC only affects the unique identification of the
 * switch as sender of meta frames, the DMAC must be an address that is present
 * in the DSA conduit port's multicast MAC filter.
 * 01-80-C2-00-00-0E is a good choice for this, as all profiles of IEEE 1588
 * over L2 use this address for some purpose already.
 */
#define SJA1105_META_SMAC …
#define SJA1105_META_DMAC …

enum sja1110_meta_tstamp { … };

struct sja1105_deferred_xmit_work { … };

/* Global tagger data */
struct sja1105_tagger_data { … };

struct sja1105_skb_cb { … };

#define SJA1105_SKB_CB(skb) …

static inline struct sja1105_tagger_data *
sja1105_tagger_data(struct dsa_switch *ds)
{ … }

#endif /* _NET_DSA_SJA1105_H */