linux/drivers/net/dsa/xrs700x/xrs700x.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2020 NovaTech LLC
 * George McCollister <[email protected]>
 */

#include <net/dsa.h>
#include <linux/etherdevice.h>
#include <linux/if_bridge.h>
#include <linux/of.h>
#include <linux/netdev_features.h>
#include <linux/if_hsr.h>
#include "xrs700x.h"
#include "xrs700x_reg.h"

#define XRS700X_MIB_INTERVAL …

#define XRS7000X_SUPPORTED_HSR_FEATURES …

#define XRS7003E_ID …
#define XRS7003F_ID …
#define XRS7004E_ID …
#define XRS7004F_ID …

const struct xrs700x_info xrs7003e_info = …;
EXPORT_SYMBOL(…);

const struct xrs700x_info xrs7003f_info = …;
EXPORT_SYMBOL(…);

const struct xrs700x_info xrs7004e_info = …;
EXPORT_SYMBOL(…);

const struct xrs700x_info xrs7004f_info = …;
EXPORT_SYMBOL(…);

struct xrs700x_regfield { … };

struct xrs700x_mib { … };

#define XRS700X_MIB_ETHTOOL_ONLY(o, n) …
#define XRS700X_MIB(o, n, m) …

static const struct xrs700x_mib xrs700x_mibs[] = …;

static const u8 eth_hsrsup_addr[ETH_ALEN] = …;

static void xrs700x_get_strings(struct dsa_switch *ds, int port,
				u32 stringset, u8 *data)
{ … }

static int xrs700x_get_sset_count(struct dsa_switch *ds, int port, int sset)
{ … }

static void xrs700x_read_port_counters(struct xrs700x *priv, int port)
{ … }

static void xrs700x_mib_work(struct work_struct *work)
{ … }

static void xrs700x_get_ethtool_stats(struct dsa_switch *ds, int port,
				      u64 *data)
{ … }

static void xrs700x_get_stats64(struct dsa_switch *ds, int port,
				struct rtnl_link_stats64 *s)
{ … }

static int xrs700x_setup_regmap_range(struct xrs700x *priv)
{ … }

static enum dsa_tag_protocol xrs700x_get_tag_protocol(struct dsa_switch *ds,
						      int port,
						      enum dsa_tag_protocol m)
{ … }

static int xrs700x_reset(struct dsa_switch *ds)
{ … }

static void xrs700x_port_stp_state_set(struct dsa_switch *ds, int port,
				       u8 state)
{ … }

/* Add an inbound policy filter which matches the BPDU destination MAC
 * and forwards to the CPU port. Leave the policy disabled, it will be
 * enabled as needed.
 */
static int xrs700x_port_add_bpdu_ipf(struct dsa_switch *ds, int port)
{ … }

/* Add an inbound policy filter which matches the HSR/PRP supervision MAC
 * range and forwards to the CPU port without discarding duplicates.
 * This is required to correctly populate the HSR/PRP node_table.
 * Leave the policy disabled, it will be enabled as needed.
 */
static int xrs700x_port_add_hsrsup_ipf(struct dsa_switch *ds, int port,
				       int fwdport)
{ … }

static int xrs700x_port_setup(struct dsa_switch *ds, int port)
{ … }

static int xrs700x_setup(struct dsa_switch *ds)
{ … }

static void xrs700x_teardown(struct dsa_switch *ds)
{ … }

static void xrs700x_phylink_get_caps(struct dsa_switch *ds, int port,
				     struct phylink_config *config)
{ … }

static void xrs700x_mac_config(struct phylink_config *config, unsigned int mode,
			       const struct phylink_link_state *state)
{ … }

static void xrs700x_mac_link_down(struct phylink_config *config,
				  unsigned int mode, phy_interface_t interface)
{ … }

static void xrs700x_mac_link_up(struct phylink_config *config,
				struct phy_device *phydev,
				unsigned int mode, phy_interface_t interface,
				int speed, int duplex,
				bool tx_pause, bool rx_pause)
{ … }

static int xrs700x_bridge_common(struct dsa_switch *ds, int port,
				 struct dsa_bridge bridge, bool join)
{ … }

static int xrs700x_bridge_join(struct dsa_switch *ds, int port,
			       struct dsa_bridge bridge, bool *tx_fwd_offload,
			       struct netlink_ext_ack *extack)
{ … }

static void xrs700x_bridge_leave(struct dsa_switch *ds, int port,
				 struct dsa_bridge bridge)
{ … }

static int xrs700x_hsr_join(struct dsa_switch *ds, int port,
			    struct net_device *hsr,
			    struct netlink_ext_ack *extack)
{ … }

static int xrs700x_hsr_leave(struct dsa_switch *ds, int port,
			     struct net_device *hsr)
{ … }

static const struct phylink_mac_ops xrs700x_phylink_mac_ops = …;

static const struct dsa_switch_ops xrs700x_ops = …;

static int xrs700x_detect(struct xrs700x *priv)
{ … }

struct xrs700x *xrs700x_switch_alloc(struct device *base, void *devpriv)
{ … }
EXPORT_SYMBOL(…);

static int xrs700x_alloc_port_mib(struct xrs700x *priv, int port)
{ … }

int xrs700x_switch_register(struct xrs700x *priv)
{ … }
EXPORT_SYMBOL(…);

void xrs700x_switch_remove(struct xrs700x *priv)
{ … }
EXPORT_SYMBOL(…);

void xrs700x_switch_shutdown(struct xrs700x *priv)
{ … }
EXPORT_SYMBOL(…);

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;