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- diff -Nur linux-4.1.6.orig/drivers/net/phy/Kconfig linux-4.1.6/drivers/net/phy/Kconfig
- --- linux-4.1.6.orig/drivers/net/phy/Kconfig 2015-08-17 05:52:51.000000000 +0200
- +++ linux-4.1.6/drivers/net/phy/Kconfig 2015-09-13 20:15:06.381308993 +0200
- @@ -12,6 +12,16 @@
-
- if PHYLIB
-
- +config SWCONFIG
- + tristate "Switch configuration API"
- + ---help---
- + Switch configuration API using netlink. This allows
- + you to configure the VLAN features of certain switches.
- +
- +config SWCONFIG_LEDS
- + bool "Switch LED trigger support"
- + depends on (SWCONFIG && LEDS_TRIGGERS)
- +
- comment "MII PHY device drivers"
-
- config AT803X_PHY
- diff -Nur linux-4.1.6.orig/drivers/net/phy/Makefile linux-4.1.6/drivers/net/phy/Makefile
- --- linux-4.1.6.orig/drivers/net/phy/Makefile 2015-08-17 05:52:51.000000000 +0200
- +++ linux-4.1.6/drivers/net/phy/Makefile 2015-09-13 20:15:06.381308993 +0200
- @@ -3,6 +3,7 @@
- libphy-objs := phy.o phy_device.o mdio_bus.o
-
- obj-$(CONFIG_PHYLIB) += libphy.o
- +obj-$(CONFIG_SWCONFIG) += swconfig.o
- obj-$(CONFIG_MARVELL_PHY) += marvell.o
- obj-$(CONFIG_DAVICOM_PHY) += davicom.o
- obj-$(CONFIG_CICADA_PHY) += cicada.o
- diff -Nur linux-4.1.6.orig/drivers/net/phy/swconfig.c linux-4.1.6/drivers/net/phy/swconfig.c
- --- linux-4.1.6.orig/drivers/net/phy/swconfig.c 1970-01-01 01:00:00.000000000 +0100
- +++ linux-4.1.6/drivers/net/phy/swconfig.c 2015-09-13 20:14:58.973675262 +0200
- @@ -0,0 +1,1153 @@
- +/*
- + * swconfig.c: Switch configuration API
- + *
- + * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
- + *
- + * This program is free software; you can redistribute it and/or
- + * modify it under the terms of the GNU General Public License
- + * as published by the Free Software Foundation; either version 2
- + * of the License, or (at your option) any later version.
- + *
- + * This program is distributed in the hope that it will be useful,
- + * but WITHOUT ANY WARRANTY; without even the implied warranty of
- + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- + * GNU General Public License for more details.
- + */
- +
- +#include <linux/types.h>
- +#include <linux/module.h>
- +#include <linux/init.h>
- +#include <linux/list.h>
- +#include <linux/if.h>
- +#include <linux/if_ether.h>
- +#include <linux/capability.h>
- +#include <linux/skbuff.h>
- +#include <linux/switch.h>
- +#include <linux/of.h>
- +#include <linux/version.h>
- +
- +#define SWCONFIG_DEVNAME "switch%d"
- +
- +#include "swconfig_leds.c"
- +
- +MODULE_AUTHOR("Felix Fietkau <nbd@openwrt.org>");
- +MODULE_LICENSE("GPL");
- +
- +static int swdev_id;
- +static struct list_head swdevs;
- +static DEFINE_SPINLOCK(swdevs_lock);
- +struct swconfig_callback;
- +
- +struct swconfig_callback {
- + struct sk_buff *msg;
- + struct genlmsghdr *hdr;
- + struct genl_info *info;
- + int cmd;
- +
- + /* callback for filling in the message data */
- + int (*fill)(struct swconfig_callback *cb, void *arg);
- +
- + /* callback for closing the message before sending it */
- + int (*close)(struct swconfig_callback *cb, void *arg);
- +
- + struct nlattr *nest[4];
- + int args[4];
- +};
- +
- +/* defaults */
- +
- +static int
- +swconfig_get_vlan_ports(struct switch_dev *dev, const struct switch_attr *attr,
- + struct switch_val *val)
- +{
- + int ret;
- + if (val->port_vlan >= dev->vlans)
- + return -EINVAL;
- +
- + if (!dev->ops->get_vlan_ports)
- + return -EOPNOTSUPP;
- +
- + ret = dev->ops->get_vlan_ports(dev, val);
- + return ret;
- +}
- +
- +static int
- +swconfig_set_vlan_ports(struct switch_dev *dev, const struct switch_attr *attr,
- + struct switch_val *val)
- +{
- + struct switch_port *ports = val->value.ports;
- + const struct switch_dev_ops *ops = dev->ops;
- + int i;
- +
- + if (val->port_vlan >= dev->vlans)
- + return -EINVAL;
- +
- + /* validate ports */
- + if (val->len > dev->ports)
- + return -EINVAL;
- +
- + if (!ops->set_vlan_ports)
- + return -EOPNOTSUPP;
- +
- + for (i = 0; i < val->len; i++) {
- + if (ports[i].id >= dev->ports)
- + return -EINVAL;
- +
- + if (ops->set_port_pvid &&
- + !(ports[i].flags & (1 << SWITCH_PORT_FLAG_TAGGED)))
- + ops->set_port_pvid(dev, ports[i].id, val->port_vlan);
- + }
- +
- + return ops->set_vlan_ports(dev, val);
- +}
- +
- +static int
- +swconfig_set_pvid(struct switch_dev *dev, const struct switch_attr *attr,
- + struct switch_val *val)
- +{
- + if (val->port_vlan >= dev->ports)
- + return -EINVAL;
- +
- + if (!dev->ops->set_port_pvid)
- + return -EOPNOTSUPP;
- +
- + return dev->ops->set_port_pvid(dev, val->port_vlan, val->value.i);
- +}
- +
- +static int
- +swconfig_get_pvid(struct switch_dev *dev, const struct switch_attr *attr,
- + struct switch_val *val)
- +{
- + if (val->port_vlan >= dev->ports)
- + return -EINVAL;
- +
- + if (!dev->ops->get_port_pvid)
- + return -EOPNOTSUPP;
- +
- + return dev->ops->get_port_pvid(dev, val->port_vlan, &val->value.i);
- +}
- +
- +static const char *
- +swconfig_speed_str(enum switch_port_speed speed)
- +{
- + switch (speed) {
- + case SWITCH_PORT_SPEED_10:
- + return "10baseT";
- + case SWITCH_PORT_SPEED_100:
- + return "100baseT";
- + case SWITCH_PORT_SPEED_1000:
- + return "1000baseT";
- + default:
- + break;
- + }
- +
- + return "unknown";
- +}
- +
- +static int
- +swconfig_get_link(struct switch_dev *dev, const struct switch_attr *attr,
- + struct switch_val *val)
- +{
- + struct switch_port_link link;
- + int len;
- + int ret;
- +
- + if (val->port_vlan >= dev->ports)
- + return -EINVAL;
- +
- + if (!dev->ops->get_port_link)
- + return -EOPNOTSUPP;
- +
- + memset(&link, 0, sizeof(link));
- + ret = dev->ops->get_port_link(dev, val->port_vlan, &link);
- + if (ret)
- + return ret;
- +
- + memset(dev->buf, 0, sizeof(dev->buf));
- +
- + if (link.link)
- + len = snprintf(dev->buf, sizeof(dev->buf),
- + "port:%d link:up speed:%s %s-duplex %s%s%s%s%s",
- + val->port_vlan,
- + swconfig_speed_str(link.speed),
- + link.duplex ? "full" : "half",
- + link.tx_flow ? "txflow " : "",
- + link.rx_flow ? "rxflow " : "",
- + link.eee & ADVERTISED_100baseT_Full ? "eee100 " : "",
- + link.eee & ADVERTISED_1000baseT_Full ? "eee1000 " : "",
- + link.aneg ? "auto" : "");
- + else
- + len = snprintf(dev->buf, sizeof(dev->buf), "port:%d link:down",
- + val->port_vlan);
- +
- + val->value.s = dev->buf;
- + val->len = len;
- +
- + return 0;
- +}
- +
- +static int
- +swconfig_apply_config(struct switch_dev *dev, const struct switch_attr *attr,
- + struct switch_val *val)
- +{
- + /* don't complain if not supported by the switch driver */
- + if (!dev->ops->apply_config)
- + return 0;
- +
- + return dev->ops->apply_config(dev);
- +}
- +
- +static int
- +swconfig_reset_switch(struct switch_dev *dev, const struct switch_attr *attr,
- + struct switch_val *val)
- +{
- + /* don't complain if not supported by the switch driver */
- + if (!dev->ops->reset_switch)
- + return 0;
- +
- + return dev->ops->reset_switch(dev);
- +}
- +
- +enum global_defaults {
- + GLOBAL_APPLY,
- + GLOBAL_RESET,
- +};
- +
- +enum vlan_defaults {
- + VLAN_PORTS,
- +};
- +
- +enum port_defaults {
- + PORT_PVID,
- + PORT_LINK,
- +};
- +
- +static struct switch_attr default_global[] = {
- + [GLOBAL_APPLY] = {
- + .type = SWITCH_TYPE_NOVAL,
- + .name = "apply",
- + .description = "Activate changes in the hardware",
- + .set = swconfig_apply_config,
- + },
- + [GLOBAL_RESET] = {
- + .type = SWITCH_TYPE_NOVAL,
- + .name = "reset",
- + .description = "Reset the switch",
- + .set = swconfig_reset_switch,
- + }
- +};
- +
- +static struct switch_attr default_port[] = {
- + [PORT_PVID] = {
- + .type = SWITCH_TYPE_INT,
- + .name = "pvid",
- + .description = "Primary VLAN ID",
- + .set = swconfig_set_pvid,
- + .get = swconfig_get_pvid,
- + },
- + [PORT_LINK] = {
- + .type = SWITCH_TYPE_STRING,
- + .name = "link",
- + .description = "Get port link information",
- + .set = NULL,
- + .get = swconfig_get_link,
- + }
- +};
- +
- +static struct switch_attr default_vlan[] = {
- + [VLAN_PORTS] = {
- + .type = SWITCH_TYPE_PORTS,
- + .name = "ports",
- + .description = "VLAN port mapping",
- + .set = swconfig_set_vlan_ports,
- + .get = swconfig_get_vlan_ports,
- + },
- +};
- +
- +static const struct switch_attr *
- +swconfig_find_attr_by_name(const struct switch_attrlist *alist,
- + const char *name)
- +{
- + int i;
- +
- + for (i = 0; i < alist->n_attr; i++)
- + if (strcmp(name, alist->attr[i].name) == 0)
- + return &alist->attr[i];
- +
- + return NULL;
- +}
- +
- +static void swconfig_defaults_init(struct switch_dev *dev)
- +{
- + const struct switch_dev_ops *ops = dev->ops;
- +
- + dev->def_global = 0;
- + dev->def_vlan = 0;
- + dev->def_port = 0;
- +
- + if (ops->get_vlan_ports || ops->set_vlan_ports)
- + set_bit(VLAN_PORTS, &dev->def_vlan);
- +
- + if (ops->get_port_pvid || ops->set_port_pvid)
- + set_bit(PORT_PVID, &dev->def_port);
- +
- + if (ops->get_port_link &&
- + !swconfig_find_attr_by_name(&ops->attr_port, "link"))
- + set_bit(PORT_LINK, &dev->def_port);
- +
- + /* always present, can be no-op */
- + set_bit(GLOBAL_APPLY, &dev->def_global);
- + set_bit(GLOBAL_RESET, &dev->def_global);
- +}
- +
- +
- +static struct genl_family switch_fam = {
- + .id = GENL_ID_GENERATE,
- + .name = "switch",
- + .hdrsize = 0,
- + .version = 1,
- + .maxattr = SWITCH_ATTR_MAX,
- +};
- +
- +static const struct nla_policy switch_policy[SWITCH_ATTR_MAX+1] = {
- + [SWITCH_ATTR_ID] = { .type = NLA_U32 },
- + [SWITCH_ATTR_OP_ID] = { .type = NLA_U32 },
- + [SWITCH_ATTR_OP_PORT] = { .type = NLA_U32 },
- + [SWITCH_ATTR_OP_VLAN] = { .type = NLA_U32 },
- + [SWITCH_ATTR_OP_VALUE_INT] = { .type = NLA_U32 },
- + [SWITCH_ATTR_OP_VALUE_STR] = { .type = NLA_NUL_STRING },
- + [SWITCH_ATTR_OP_VALUE_PORTS] = { .type = NLA_NESTED },
- + [SWITCH_ATTR_TYPE] = { .type = NLA_U32 },
- +};
- +
- +static const struct nla_policy port_policy[SWITCH_PORT_ATTR_MAX+1] = {
- + [SWITCH_PORT_ID] = { .type = NLA_U32 },
- + [SWITCH_PORT_FLAG_TAGGED] = { .type = NLA_FLAG },
- +};
- +
- +static inline void
- +swconfig_lock(void)
- +{
- + spin_lock(&swdevs_lock);
- +}
- +
- +static inline void
- +swconfig_unlock(void)
- +{
- + spin_unlock(&swdevs_lock);
- +}
- +
- +static struct switch_dev *
- +swconfig_get_dev(struct genl_info *info)
- +{
- + struct switch_dev *dev = NULL;
- + struct switch_dev *p;
- + int id;
- +
- + if (!info->attrs[SWITCH_ATTR_ID])
- + goto done;
- +
- + id = nla_get_u32(info->attrs[SWITCH_ATTR_ID]);
- + swconfig_lock();
- + list_for_each_entry(p, &swdevs, dev_list) {
- + if (id != p->id)
- + continue;
- +
- + dev = p;
- + break;
- + }
- + if (dev)
- + mutex_lock(&dev->sw_mutex);
- + else
- + pr_debug("device %d not found\n", id);
- + swconfig_unlock();
- +done:
- + return dev;
- +}
- +
- +static inline void
- +swconfig_put_dev(struct switch_dev *dev)
- +{
- + mutex_unlock(&dev->sw_mutex);
- +}
- +
- +static int
- +swconfig_dump_attr(struct swconfig_callback *cb, void *arg)
- +{
- + struct switch_attr *op = arg;
- + struct genl_info *info = cb->info;
- + struct sk_buff *msg = cb->msg;
- + int id = cb->args[0];
- + void *hdr;
- +
- + hdr = genlmsg_put(msg, info->snd_portid, info->snd_seq, &switch_fam,
- + NLM_F_MULTI, SWITCH_CMD_NEW_ATTR);
- + if (IS_ERR(hdr))
- + return -1;
- +
- + if (nla_put_u32(msg, SWITCH_ATTR_OP_ID, id))
- + goto nla_put_failure;
- + if (nla_put_u32(msg, SWITCH_ATTR_OP_TYPE, op->type))
- + goto nla_put_failure;
- + if (nla_put_string(msg, SWITCH_ATTR_OP_NAME, op->name))
- + goto nla_put_failure;
- + if (op->description)
- + if (nla_put_string(msg, SWITCH_ATTR_OP_DESCRIPTION,
- + op->description))
- + goto nla_put_failure;
- +
- + genlmsg_end(msg, hdr);
- + return msg->len;
- +nla_put_failure:
- + genlmsg_cancel(msg, hdr);
- + return -EMSGSIZE;
- +}
- +
- +/* spread multipart messages across multiple message buffers */
- +static int
- +swconfig_send_multipart(struct swconfig_callback *cb, void *arg)
- +{
- + struct genl_info *info = cb->info;
- + int restart = 0;
- + int err;
- +
- + do {
- + if (!cb->msg) {
- + cb->msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
- + if (cb->msg == NULL)
- + goto error;
- + }
- +
- + if (!(cb->fill(cb, arg) < 0))
- + break;
- +
- + /* fill failed, check if this was already the second attempt */
- + if (restart)
- + goto error;
- +
- + /* try again in a new message, send the current one */
- + restart = 1;
- + if (cb->close) {
- + if (cb->close(cb, arg) < 0)
- + goto error;
- + }
- + err = genlmsg_reply(cb->msg, info);
- + cb->msg = NULL;
- + if (err < 0)
- + goto error;
- +
- + } while (restart);
- +
- + return 0;
- +
- +error:
- + if (cb->msg)
- + nlmsg_free(cb->msg);
- + return -1;
- +}
- +
- +static int
- +swconfig_list_attrs(struct sk_buff *skb, struct genl_info *info)
- +{
- + struct genlmsghdr *hdr = nlmsg_data(info->nlhdr);
- + const struct switch_attrlist *alist;
- + struct switch_dev *dev;
- + struct swconfig_callback cb;
- + int err = -EINVAL;
- + int i;
- +
- + /* defaults */
- + struct switch_attr *def_list;
- + unsigned long *def_active;
- + int n_def;
- +
- + dev = swconfig_get_dev(info);
- + if (!dev)
- + return -EINVAL;
- +
- + switch (hdr->cmd) {
- + case SWITCH_CMD_LIST_GLOBAL:
- + alist = &dev->ops->attr_global;
- + def_list = default_global;
- + def_active = &dev->def_global;
- + n_def = ARRAY_SIZE(default_global);
- + break;
- + case SWITCH_CMD_LIST_VLAN:
- + alist = &dev->ops->attr_vlan;
- + def_list = default_vlan;
- + def_active = &dev->def_vlan;
- + n_def = ARRAY_SIZE(default_vlan);
- + break;
- + case SWITCH_CMD_LIST_PORT:
- + alist = &dev->ops->attr_port;
- + def_list = default_port;
- + def_active = &dev->def_port;
- + n_def = ARRAY_SIZE(default_port);
- + break;
- + default:
- + WARN_ON(1);
- + goto out;
- + }
- +
- + memset(&cb, 0, sizeof(cb));
- + cb.info = info;
- + cb.fill = swconfig_dump_attr;
- + for (i = 0; i < alist->n_attr; i++) {
- + if (alist->attr[i].disabled)
- + continue;
- + cb.args[0] = i;
- + err = swconfig_send_multipart(&cb, (void *) &alist->attr[i]);
- + if (err < 0)
- + goto error;
- + }
- +
- + /* defaults */
- + for (i = 0; i < n_def; i++) {
- + if (!test_bit(i, def_active))
- + continue;
- + cb.args[0] = SWITCH_ATTR_DEFAULTS_OFFSET + i;
- + err = swconfig_send_multipart(&cb, (void *) &def_list[i]);
- + if (err < 0)
- + goto error;
- + }
- + swconfig_put_dev(dev);
- +
- + if (!cb.msg)
- + return 0;
- +
- + return genlmsg_reply(cb.msg, info);
- +
- +error:
- + if (cb.msg)
- + nlmsg_free(cb.msg);
- +out:
- + swconfig_put_dev(dev);
- + return err;
- +}
- +
- +static const struct switch_attr *
- +swconfig_lookup_attr(struct switch_dev *dev, struct genl_info *info,
- + struct switch_val *val)
- +{
- + struct genlmsghdr *hdr = nlmsg_data(info->nlhdr);
- + const struct switch_attrlist *alist;
- + const struct switch_attr *attr = NULL;
- + int attr_id;
- +
- + /* defaults */
- + struct switch_attr *def_list;
- + unsigned long *def_active;
- + int n_def;
- +
- + if (!info->attrs[SWITCH_ATTR_OP_ID])
- + goto done;
- +
- + switch (hdr->cmd) {
- + case SWITCH_CMD_SET_GLOBAL:
- + case SWITCH_CMD_GET_GLOBAL:
- + alist = &dev->ops->attr_global;
- + def_list = default_global;
- + def_active = &dev->def_global;
- + n_def = ARRAY_SIZE(default_global);
- + break;
- + case SWITCH_CMD_SET_VLAN:
- + case SWITCH_CMD_GET_VLAN:
- + alist = &dev->ops->attr_vlan;
- + def_list = default_vlan;
- + def_active = &dev->def_vlan;
- + n_def = ARRAY_SIZE(default_vlan);
- + if (!info->attrs[SWITCH_ATTR_OP_VLAN])
- + goto done;
- + val->port_vlan = nla_get_u32(info->attrs[SWITCH_ATTR_OP_VLAN]);
- + if (val->port_vlan >= dev->vlans)
- + goto done;
- + break;
- + case SWITCH_CMD_SET_PORT:
- + case SWITCH_CMD_GET_PORT:
- + alist = &dev->ops->attr_port;
- + def_list = default_port;
- + def_active = &dev->def_port;
- + n_def = ARRAY_SIZE(default_port);
- + if (!info->attrs[SWITCH_ATTR_OP_PORT])
- + goto done;
- + val->port_vlan = nla_get_u32(info->attrs[SWITCH_ATTR_OP_PORT]);
- + if (val->port_vlan >= dev->ports)
- + goto done;
- + break;
- + default:
- + WARN_ON(1);
- + goto done;
- + }
- +
- + if (!alist)
- + goto done;
- +
- + attr_id = nla_get_u32(info->attrs[SWITCH_ATTR_OP_ID]);
- + if (attr_id >= SWITCH_ATTR_DEFAULTS_OFFSET) {
- + attr_id -= SWITCH_ATTR_DEFAULTS_OFFSET;
- + if (attr_id >= n_def)
- + goto done;
- + if (!test_bit(attr_id, def_active))
- + goto done;
- + attr = &def_list[attr_id];
- + } else {
- + if (attr_id >= alist->n_attr)
- + goto done;
- + attr = &alist->attr[attr_id];
- + }
- +
- + if (attr->disabled)
- + attr = NULL;
- +
- +done:
- + if (!attr)
- + pr_debug("attribute lookup failed\n");
- + val->attr = attr;
- + return attr;
- +}
- +
- +static int
- +swconfig_parse_ports(struct sk_buff *msg, struct nlattr *head,
- + struct switch_val *val, int max)
- +{
- + struct nlattr *nla;
- + int rem;
- +
- + val->len = 0;
- + nla_for_each_nested(nla, head, rem) {
- + struct nlattr *tb[SWITCH_PORT_ATTR_MAX+1];
- + struct switch_port *port = &val->value.ports[val->len];
- +
- + if (val->len >= max)
- + return -EINVAL;
- +
- + if (nla_parse_nested(tb, SWITCH_PORT_ATTR_MAX, nla,
- + port_policy))
- + return -EINVAL;
- +
- + if (!tb[SWITCH_PORT_ID])
- + return -EINVAL;
- +
- + port->id = nla_get_u32(tb[SWITCH_PORT_ID]);
- + if (tb[SWITCH_PORT_FLAG_TAGGED])
- + port->flags |= (1 << SWITCH_PORT_FLAG_TAGGED);
- + val->len++;
- + }
- +
- + return 0;
- +}
- +
- +static int
- +swconfig_set_attr(struct sk_buff *skb, struct genl_info *info)
- +{
- + const struct switch_attr *attr;
- + struct switch_dev *dev;
- + struct switch_val val;
- + int err = -EINVAL;
- +
- + dev = swconfig_get_dev(info);
- + if (!dev)
- + return -EINVAL;
- +
- + memset(&val, 0, sizeof(val));
- + attr = swconfig_lookup_attr(dev, info, &val);
- + if (!attr || !attr->set)
- + goto error;
- +
- + val.attr = attr;
- + switch (attr->type) {
- + case SWITCH_TYPE_NOVAL:
- + break;
- + case SWITCH_TYPE_INT:
- + if (!info->attrs[SWITCH_ATTR_OP_VALUE_INT])
- + goto error;
- + val.value.i =
- + nla_get_u32(info->attrs[SWITCH_ATTR_OP_VALUE_INT]);
- + break;
- + case SWITCH_TYPE_STRING:
- + if (!info->attrs[SWITCH_ATTR_OP_VALUE_STR])
- + goto error;
- + val.value.s =
- + nla_data(info->attrs[SWITCH_ATTR_OP_VALUE_STR]);
- + break;
- + case SWITCH_TYPE_PORTS:
- + val.value.ports = dev->portbuf;
- + memset(dev->portbuf, 0,
- + sizeof(struct switch_port) * dev->ports);
- +
- + /* TODO: implement multipart? */
- + if (info->attrs[SWITCH_ATTR_OP_VALUE_PORTS]) {
- + err = swconfig_parse_ports(skb,
- + info->attrs[SWITCH_ATTR_OP_VALUE_PORTS],
- + &val, dev->ports);
- + if (err < 0)
- + goto error;
- + } else {
- + val.len = 0;
- + err = 0;
- + }
- + break;
- + default:
- + goto error;
- + }
- +
- + err = attr->set(dev, attr, &val);
- +error:
- + swconfig_put_dev(dev);
- + return err;
- +}
- +
- +static int
- +swconfig_close_portlist(struct swconfig_callback *cb, void *arg)
- +{
- + if (cb->nest[0])
- + nla_nest_end(cb->msg, cb->nest[0]);
- + return 0;
- +}
- +
- +static int
- +swconfig_send_port(struct swconfig_callback *cb, void *arg)
- +{
- + const struct switch_port *port = arg;
- + struct nlattr *p = NULL;
- +
- + if (!cb->nest[0]) {
- + cb->nest[0] = nla_nest_start(cb->msg, cb->cmd);
- + if (!cb->nest[0])
- + return -1;
- + }
- +
- + p = nla_nest_start(cb->msg, SWITCH_ATTR_PORT);
- + if (!p)
- + goto error;
- +
- + if (nla_put_u32(cb->msg, SWITCH_PORT_ID, port->id))
- + goto nla_put_failure;
- + if (port->flags & (1 << SWITCH_PORT_FLAG_TAGGED)) {
- + if (nla_put_flag(cb->msg, SWITCH_PORT_FLAG_TAGGED))
- + goto nla_put_failure;
- + }
- +
- + nla_nest_end(cb->msg, p);
- + return 0;
- +
- +nla_put_failure:
- + nla_nest_cancel(cb->msg, p);
- +error:
- + nla_nest_cancel(cb->msg, cb->nest[0]);
- + return -1;
- +}
- +
- +static int
- +swconfig_send_ports(struct sk_buff **msg, struct genl_info *info, int attr,
- + const struct switch_val *val)
- +{
- + struct swconfig_callback cb;
- + int err = 0;
- + int i;
- +
- + if (!val->value.ports)
- + return -EINVAL;
- +
- + memset(&cb, 0, sizeof(cb));
- + cb.cmd = attr;
- + cb.msg = *msg;
- + cb.info = info;
- + cb.fill = swconfig_send_port;
- + cb.close = swconfig_close_portlist;
- +
- + cb.nest[0] = nla_nest_start(cb.msg, cb.cmd);
- + for (i = 0; i < val->len; i++) {
- + err = swconfig_send_multipart(&cb, &val->value.ports[i]);
- + if (err)
- + goto done;
- + }
- + err = val->len;
- + swconfig_close_portlist(&cb, NULL);
- + *msg = cb.msg;
- +
- +done:
- + return err;
- +}
- +
- +static int
- +swconfig_get_attr(struct sk_buff *skb, struct genl_info *info)
- +{
- + struct genlmsghdr *hdr = nlmsg_data(info->nlhdr);
- + const struct switch_attr *attr;
- + struct switch_dev *dev;
- + struct sk_buff *msg = NULL;
- + struct switch_val val;
- + int err = -EINVAL;
- + int cmd = hdr->cmd;
- +
- + dev = swconfig_get_dev(info);
- + if (!dev)
- + return -EINVAL;
- +
- + memset(&val, 0, sizeof(val));
- + attr = swconfig_lookup_attr(dev, info, &val);
- + if (!attr || !attr->get)
- + goto error;
- +
- + if (attr->type == SWITCH_TYPE_PORTS) {
- + val.value.ports = dev->portbuf;
- + memset(dev->portbuf, 0,
- + sizeof(struct switch_port) * dev->ports);
- + }
- +
- + err = attr->get(dev, attr, &val);
- + if (err)
- + goto error;
- +
- + msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
- + if (!msg)
- + goto error;
- +
- + hdr = genlmsg_put(msg, info->snd_portid, info->snd_seq, &switch_fam,
- + 0, cmd);
- + if (IS_ERR(hdr))
- + goto nla_put_failure;
- +
- + switch (attr->type) {
- + case SWITCH_TYPE_INT:
- + if (nla_put_u32(msg, SWITCH_ATTR_OP_VALUE_INT, val.value.i))
- + goto nla_put_failure;
- + break;
- + case SWITCH_TYPE_STRING:
- + if (nla_put_string(msg, SWITCH_ATTR_OP_VALUE_STR, val.value.s))
- + goto nla_put_failure;
- + break;
- + case SWITCH_TYPE_PORTS:
- + err = swconfig_send_ports(&msg, info,
- + SWITCH_ATTR_OP_VALUE_PORTS, &val);
- + if (err < 0)
- + goto nla_put_failure;
- + break;
- + default:
- + pr_debug("invalid type in attribute\n");
- + err = -EINVAL;
- + goto error;
- + }
- + genlmsg_end(msg, hdr);
- + err = msg->len;
- + if (err < 0)
- + goto nla_put_failure;
- +
- + swconfig_put_dev(dev);
- + return genlmsg_reply(msg, info);
- +
- +nla_put_failure:
- + if (msg)
- + nlmsg_free(msg);
- +error:
- + swconfig_put_dev(dev);
- + if (!err)
- + err = -ENOMEM;
- + return err;
- +}
- +
- +static int
- +swconfig_send_switch(struct sk_buff *msg, u32 pid, u32 seq, int flags,
- + const struct switch_dev *dev)
- +{
- + struct nlattr *p = NULL, *m = NULL;
- + void *hdr;
- + int i;
- +
- + hdr = genlmsg_put(msg, pid, seq, &switch_fam, flags,
- + SWITCH_CMD_NEW_ATTR);
- + if (IS_ERR(hdr))
- + return -1;
- +
- + if (nla_put_u32(msg, SWITCH_ATTR_ID, dev->id))
- + goto nla_put_failure;
- + if (nla_put_string(msg, SWITCH_ATTR_DEV_NAME, dev->devname))
- + goto nla_put_failure;
- + if (nla_put_string(msg, SWITCH_ATTR_ALIAS, dev->alias))
- + goto nla_put_failure;
- + if (nla_put_string(msg, SWITCH_ATTR_NAME, dev->name))
- + goto nla_put_failure;
- + if (nla_put_u32(msg, SWITCH_ATTR_VLANS, dev->vlans))
- + goto nla_put_failure;
- + if (nla_put_u32(msg, SWITCH_ATTR_PORTS, dev->ports))
- + goto nla_put_failure;
- + if (nla_put_u32(msg, SWITCH_ATTR_CPU_PORT, dev->cpu_port))
- + goto nla_put_failure;
- +
- + m = nla_nest_start(msg, SWITCH_ATTR_PORTMAP);
- + if (!m)
- + goto nla_put_failure;
- + for (i = 0; i < dev->ports; i++) {
- + p = nla_nest_start(msg, SWITCH_ATTR_PORTS);
- + if (!p)
- + continue;
- + if (dev->portmap[i].s) {
- + if (nla_put_string(msg, SWITCH_PORTMAP_SEGMENT,
- + dev->portmap[i].s))
- + goto nla_put_failure;
- + if (nla_put_u32(msg, SWITCH_PORTMAP_VIRT,
- + dev->portmap[i].virt))
- + goto nla_put_failure;
- + }
- + nla_nest_end(msg, p);
- + }
- + nla_nest_end(msg, m);
- + genlmsg_end(msg, hdr);
- + return msg->len;
- +nla_put_failure:
- + genlmsg_cancel(msg, hdr);
- + return -EMSGSIZE;
- +}
- +
- +static int swconfig_dump_switches(struct sk_buff *skb,
- + struct netlink_callback *cb)
- +{
- + struct switch_dev *dev;
- + int start = cb->args[0];
- + int idx = 0;
- +
- + swconfig_lock();
- + list_for_each_entry(dev, &swdevs, dev_list) {
- + if (++idx <= start)
- + continue;
- + if (swconfig_send_switch(skb, NETLINK_CB(cb->skb).portid,
- + cb->nlh->nlmsg_seq, NLM_F_MULTI,
- + dev) < 0)
- + break;
- + }
- + swconfig_unlock();
- + cb->args[0] = idx;
- +
- + return skb->len;
- +}
- +
- +static int
- +swconfig_done(struct netlink_callback *cb)
- +{
- + return 0;
- +}
- +
- +static struct genl_ops swconfig_ops[] = {
- + {
- + .cmd = SWITCH_CMD_LIST_GLOBAL,
- + .doit = swconfig_list_attrs,
- + .policy = switch_policy,
- + },
- + {
- + .cmd = SWITCH_CMD_LIST_VLAN,
- + .doit = swconfig_list_attrs,
- + .policy = switch_policy,
- + },
- + {
- + .cmd = SWITCH_CMD_LIST_PORT,
- + .doit = swconfig_list_attrs,
- + .policy = switch_policy,
- + },
- + {
- + .cmd = SWITCH_CMD_GET_GLOBAL,
- + .doit = swconfig_get_attr,
- + .policy = switch_policy,
- + },
- + {
- + .cmd = SWITCH_CMD_GET_VLAN,
- + .doit = swconfig_get_attr,
- + .policy = switch_policy,
- + },
- + {
- + .cmd = SWITCH_CMD_GET_PORT,
- + .doit = swconfig_get_attr,
- + .policy = switch_policy,
- + },
- + {
- + .cmd = SWITCH_CMD_SET_GLOBAL,
- + .doit = swconfig_set_attr,
- + .policy = switch_policy,
- + },
- + {
- + .cmd = SWITCH_CMD_SET_VLAN,
- + .doit = swconfig_set_attr,
- + .policy = switch_policy,
- + },
- + {
- + .cmd = SWITCH_CMD_SET_PORT,
- + .doit = swconfig_set_attr,
- + .policy = switch_policy,
- + },
- + {
- + .cmd = SWITCH_CMD_GET_SWITCH,
- + .dumpit = swconfig_dump_switches,
- + .policy = switch_policy,
- + .done = swconfig_done,
- + }
- +};
- +
- +#ifdef CONFIG_OF
- +void
- +of_switch_load_portmap(struct switch_dev *dev)
- +{
- + struct device_node *port;
- +
- + if (!dev->of_node)
- + return;
- +
- + for_each_child_of_node(dev->of_node, port) {
- + const __be32 *prop;
- + const char *segment;
- + int size, phys;
- +
- + if (!of_device_is_compatible(port, "swconfig,port"))
- + continue;
- +
- + if (of_property_read_string(port, "swconfig,segment", &segment))
- + continue;
- +
- + prop = of_get_property(port, "swconfig,portmap", &size);
- + if (!prop)
- + continue;
- +
- + if (size != (2 * sizeof(*prop))) {
- + pr_err("%s: failed to parse port mapping\n",
- + port->name);
- + continue;
- + }
- +
- + phys = be32_to_cpup(prop++);
- + if ((phys < 0) | (phys >= dev->ports)) {
- + pr_err("%s: physical port index out of range\n",
- + port->name);
- + continue;
- + }
- +
- + dev->portmap[phys].s = kstrdup(segment, GFP_KERNEL);
- + dev->portmap[phys].virt = be32_to_cpup(prop);
- + pr_debug("Found port: %s, physical: %d, virtual: %d\n",
- + segment, phys, dev->portmap[phys].virt);
- + }
- +}
- +#endif
- +
- +int
- +register_switch(struct switch_dev *dev, struct net_device *netdev)
- +{
- + struct switch_dev *sdev;
- + const int max_switches = 8 * sizeof(unsigned long);
- + unsigned long in_use = 0;
- + int err;
- + int i;
- +
- + INIT_LIST_HEAD(&dev->dev_list);
- + if (netdev) {
- + dev->netdev = netdev;
- + if (!dev->alias)
- + dev->alias = netdev->name;
- + }
- + BUG_ON(!dev->alias);
- +
- + if (dev->ports > 0) {
- + dev->portbuf = kzalloc(sizeof(struct switch_port) *
- + dev->ports, GFP_KERNEL);
- + if (!dev->portbuf)
- + return -ENOMEM;
- + dev->portmap = kzalloc(sizeof(struct switch_portmap) *
- + dev->ports, GFP_KERNEL);
- + if (!dev->portmap) {
- + kfree(dev->portbuf);
- + return -ENOMEM;
- + }
- + }
- + swconfig_defaults_init(dev);
- + mutex_init(&dev->sw_mutex);
- + swconfig_lock();
- + dev->id = ++swdev_id;
- +
- + list_for_each_entry(sdev, &swdevs, dev_list) {
- + if (!sscanf(sdev->devname, SWCONFIG_DEVNAME, &i))
- + continue;
- + if (i < 0 || i > max_switches)
- + continue;
- +
- + set_bit(i, &in_use);
- + }
- + i = find_first_zero_bit(&in_use, max_switches);
- +
- + if (i == max_switches) {
- + swconfig_unlock();
- + return -ENFILE;
- + }
- +
- +#ifdef CONFIG_OF
- + if (dev->ports)
- + of_switch_load_portmap(dev);
- +#endif
- +
- + /* fill device name */
- + snprintf(dev->devname, IFNAMSIZ, SWCONFIG_DEVNAME, i);
- +
- + list_add_tail(&dev->dev_list, &swdevs);
- + swconfig_unlock();
- +
- + err = swconfig_create_led_trigger(dev);
- + if (err)
- + return err;
- +
- + return 0;
- +}
- +EXPORT_SYMBOL_GPL(register_switch);
- +
- +void
- +unregister_switch(struct switch_dev *dev)
- +{
- + swconfig_destroy_led_trigger(dev);
- + kfree(dev->portbuf);
- + mutex_lock(&dev->sw_mutex);
- + swconfig_lock();
- + list_del(&dev->dev_list);
- + swconfig_unlock();
- + mutex_unlock(&dev->sw_mutex);
- +}
- +EXPORT_SYMBOL_GPL(unregister_switch);
- +
- +
- +static int __init
- +swconfig_init(void)
- +{
- + int err;
- +#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,13,0))
- + int i;
- +#endif
- +
- + INIT_LIST_HEAD(&swdevs);
- +
- +#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,13,0))
- + err = genl_register_family(&switch_fam);
- + if (err)
- + return err;
- +
- + for (i = 0; i < ARRAY_SIZE(swconfig_ops); i++) {
- + err = genl_register_ops(&switch_fam, &swconfig_ops[i]);
- + if (err)
- + goto unregister;
- + }
- + return 0;
- +
- +unregister:
- + genl_unregister_family(&switch_fam);
- + return err;
- +#else
- + err = genl_register_family_with_ops(&switch_fam, swconfig_ops);
- + if (err)
- + return err;
- + return 0;
- +#endif
- +}
- +
- +static void __exit
- +swconfig_exit(void)
- +{
- + genl_unregister_family(&switch_fam);
- +}
- +
- +module_init(swconfig_init);
- +module_exit(swconfig_exit);
- +
- diff -Nur linux-4.1.6.orig/drivers/net/phy/swconfig_leds.c linux-4.1.6/drivers/net/phy/swconfig_leds.c
- --- linux-4.1.6.orig/drivers/net/phy/swconfig_leds.c 1970-01-01 01:00:00.000000000 +0100
- +++ linux-4.1.6/drivers/net/phy/swconfig_leds.c 2015-09-13 20:14:58.973675262 +0200
- @@ -0,0 +1,354 @@
- +/*
- + * swconfig_led.c: LED trigger support for the switch configuration API
- + *
- + * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
- + *
- + * This program is free software; you can redistribute it and/or
- + * modify it under the terms of the GNU General Public License
- + * as published by the Free Software Foundation; either version 2
- + * of the License, or (at your option) any later version.
- + *
- + */
- +
- +#ifdef CONFIG_SWCONFIG_LEDS
- +
- +#include <linux/leds.h>
- +#include <linux/ctype.h>
- +#include <linux/device.h>
- +#include <linux/workqueue.h>
- +
- +#define SWCONFIG_LED_TIMER_INTERVAL (HZ / 10)
- +#define SWCONFIG_LED_NUM_PORTS 32
- +
- +struct switch_led_trigger {
- + struct led_trigger trig;
- + struct switch_dev *swdev;
- +
- + struct delayed_work sw_led_work;
- + u32 port_mask;
- + u32 port_link;
- + unsigned long port_traffic[SWCONFIG_LED_NUM_PORTS];
- +};
- +
- +struct swconfig_trig_data {
- + struct led_classdev *led_cdev;
- + struct switch_dev *swdev;
- +
- + rwlock_t lock;
- + u32 port_mask;
- +
- + bool prev_link;
- + unsigned long prev_traffic;
- + enum led_brightness prev_brightness;
- +};
- +
- +static void
- +swconfig_trig_set_brightness(struct swconfig_trig_data *trig_data,
- + enum led_brightness brightness)
- +{
- + led_set_brightness(trig_data->led_cdev, brightness);
- + trig_data->prev_brightness = brightness;
- +}
- +
- +static void
- +swconfig_trig_update_port_mask(struct led_trigger *trigger)
- +{
- + struct list_head *entry;
- + struct switch_led_trigger *sw_trig;
- + u32 port_mask;
- +
- + if (!trigger)
- + return;
- +
- + sw_trig = (void *) trigger;
- +
- + port_mask = 0;
- + read_lock(&trigger->leddev_list_lock);
- + list_for_each(entry, &trigger->led_cdevs) {
- + struct led_classdev *led_cdev;
- + struct swconfig_trig_data *trig_data;
- +
- + led_cdev = list_entry(entry, struct led_classdev, trig_list);
- + trig_data = led_cdev->trigger_data;
- + if (trig_data) {
- + read_lock(&trig_data->lock);
- + port_mask |= trig_data->port_mask;
- + read_unlock(&trig_data->lock);
- + }
- + }
- + read_unlock(&trigger->leddev_list_lock);
- +
- + sw_trig->port_mask = port_mask;
- +
- + if (port_mask)
- + schedule_delayed_work(&sw_trig->sw_led_work,
- + SWCONFIG_LED_TIMER_INTERVAL);
- + else
- + cancel_delayed_work_sync(&sw_trig->sw_led_work);
- +}
- +
- +static ssize_t
- +swconfig_trig_port_mask_store(struct device *dev, struct device_attribute *attr,
- + const char *buf, size_t size)
- +{
- + struct led_classdev *led_cdev = dev_get_drvdata(dev);
- + struct swconfig_trig_data *trig_data = led_cdev->trigger_data;
- + unsigned long port_mask;
- + ssize_t ret = -EINVAL;
- + char *after;
- + size_t count;
- +
- + port_mask = simple_strtoul(buf, &after, 16);
- + count = after - buf;
- +
- + if (*after && isspace(*after))
- + count++;
- +
- + if (count == size) {
- + bool changed;
- +
- + write_lock(&trig_data->lock);
- +
- + changed = (trig_data->port_mask != port_mask);
- + if (changed) {
- + trig_data->port_mask = port_mask;
- + if (port_mask == 0)
- + swconfig_trig_set_brightness(trig_data, LED_OFF);
- + }
- +
- + write_unlock(&trig_data->lock);
- +
- + if (changed)
- + swconfig_trig_update_port_mask(led_cdev->trigger);
- +
- + ret = count;
- + }
- +
- + return ret;
- +}
- +
- +static ssize_t
- +swconfig_trig_port_mask_show(struct device *dev, struct device_attribute *attr,
- + char *buf)
- +{
- + struct led_classdev *led_cdev = dev_get_drvdata(dev);
- + struct swconfig_trig_data *trig_data = led_cdev->trigger_data;
- +
- + read_lock(&trig_data->lock);
- + sprintf(buf, "%#x\n", trig_data->port_mask);
- + read_unlock(&trig_data->lock);
- +
- + return strlen(buf) + 1;
- +}
- +
- +static DEVICE_ATTR(port_mask, 0644, swconfig_trig_port_mask_show,
- + swconfig_trig_port_mask_store);
- +
- +static void
- +swconfig_trig_activate(struct led_classdev *led_cdev)
- +{
- + struct switch_led_trigger *sw_trig;
- + struct swconfig_trig_data *trig_data;
- + int err;
- +
- + if (led_cdev->trigger->activate != swconfig_trig_activate)
- + return;
- +
- + trig_data = kzalloc(sizeof(struct swconfig_trig_data), GFP_KERNEL);
- + if (!trig_data)
- + return;
- +
- + sw_trig = (void *) led_cdev->trigger;
- +
- + rwlock_init(&trig_data->lock);
- + trig_data->led_cdev = led_cdev;
- + trig_data->swdev = sw_trig->swdev;
- + led_cdev->trigger_data = trig_data;
- +
- + err = device_create_file(led_cdev->dev, &dev_attr_port_mask);
- + if (err)
- + goto err_free;
- +
- + return;
- +
- +err_free:
- + led_cdev->trigger_data = NULL;
- + kfree(trig_data);
- +}
- +
- +static void
- +swconfig_trig_deactivate(struct led_classdev *led_cdev)
- +{
- + struct swconfig_trig_data *trig_data;
- +
- + swconfig_trig_update_port_mask(led_cdev->trigger);
- +
- + trig_data = (void *) led_cdev->trigger_data;
- + if (trig_data) {
- + device_remove_file(led_cdev->dev, &dev_attr_port_mask);
- + kfree(trig_data);
- + }
- +}
- +
- +static void
- +swconfig_trig_led_event(struct switch_led_trigger *sw_trig,
- + struct led_classdev *led_cdev)
- +{
- + struct swconfig_trig_data *trig_data;
- + u32 port_mask;
- + bool link;
- +
- + trig_data = led_cdev->trigger_data;
- + if (!trig_data)
- + return;
- +
- + read_lock(&trig_data->lock);
- + port_mask = trig_data->port_mask;
- + read_unlock(&trig_data->lock);
- +
- + link = !!(sw_trig->port_link & port_mask);
- + if (!link) {
- + if (link != trig_data->prev_link)
- + swconfig_trig_set_brightness(trig_data, LED_OFF);
- + } else {
- + unsigned long traffic;
- + int i;
- +
- + traffic = 0;
- + for (i = 0; i < SWCONFIG_LED_NUM_PORTS; i++) {
- + if (port_mask & (1 << i))
- + traffic += sw_trig->port_traffic[i];
- + }
- +
- + if (trig_data->prev_brightness != LED_FULL)
- + swconfig_trig_set_brightness(trig_data, LED_FULL);
- + else if (traffic != trig_data->prev_traffic)
- + swconfig_trig_set_brightness(trig_data, LED_OFF);
- +
- + trig_data->prev_traffic = traffic;
- + }
- +
- + trig_data->prev_link = link;
- +}
- +
- +static void
- +swconfig_trig_update_leds(struct switch_led_trigger *sw_trig)
- +{
- + struct list_head *entry;
- + struct led_trigger *trigger;
- +
- + trigger = &sw_trig->trig;
- + read_lock(&trigger->leddev_list_lock);
- + list_for_each(entry, &trigger->led_cdevs) {
- + struct led_classdev *led_cdev;
- +
- + led_cdev = list_entry(entry, struct led_classdev, trig_list);
- + swconfig_trig_led_event(sw_trig, led_cdev);
- + }
- + read_unlock(&trigger->leddev_list_lock);
- +}
- +
- +static void
- +swconfig_led_work_func(struct work_struct *work)
- +{
- + struct switch_led_trigger *sw_trig;
- + struct switch_dev *swdev;
- + u32 port_mask;
- + u32 link;
- + int i;
- +
- + sw_trig = container_of(work, struct switch_led_trigger,
- + sw_led_work.work);
- +
- + port_mask = sw_trig->port_mask;
- + swdev = sw_trig->swdev;
- +
- + link = 0;
- + for (i = 0; i < SWCONFIG_LED_NUM_PORTS; i++) {
- + u32 port_bit;
- +
- + port_bit = BIT(i);
- + if ((port_mask & port_bit) == 0)
- + continue;
- +
- + if (swdev->ops->get_port_link) {
- + struct switch_port_link port_link;
- +
- + memset(&port_link, '\0', sizeof(port_link));
- + swdev->ops->get_port_link(swdev, i, &port_link);
- +
- + if (port_link.link)
- + link |= port_bit;
- + }
- +
- + if (swdev->ops->get_port_stats) {
- + struct switch_port_stats port_stats;
- +
- + memset(&port_stats, '\0', sizeof(port_stats));
- + swdev->ops->get_port_stats(swdev, i, &port_stats);
- + sw_trig->port_traffic[i] = port_stats.tx_bytes +
- + port_stats.rx_bytes;
- + }
- + }
- +
- + sw_trig->port_link = link;
- +
- + swconfig_trig_update_leds(sw_trig);
- +
- + schedule_delayed_work(&sw_trig->sw_led_work,
- + SWCONFIG_LED_TIMER_INTERVAL);
- +}
- +
- +static int
- +swconfig_create_led_trigger(struct switch_dev *swdev)
- +{
- + struct switch_led_trigger *sw_trig;
- + int err;
- +
- + if (!swdev->ops->get_port_link)
- + return 0;
- +
- + sw_trig = kzalloc(sizeof(struct switch_led_trigger), GFP_KERNEL);
- + if (!sw_trig)
- + return -ENOMEM;
- +
- + sw_trig->swdev = swdev;
- + sw_trig->trig.name = swdev->devname;
- + sw_trig->trig.activate = swconfig_trig_activate;
- + sw_trig->trig.deactivate = swconfig_trig_deactivate;
- +
- + INIT_DELAYED_WORK(&sw_trig->sw_led_work, swconfig_led_work_func);
- +
- + err = led_trigger_register(&sw_trig->trig);
- + if (err)
- + goto err_free;
- +
- + swdev->led_trigger = sw_trig;
- +
- + return 0;
- +
- +err_free:
- + kfree(sw_trig);
- + return err;
- +}
- +
- +static void
- +swconfig_destroy_led_trigger(struct switch_dev *swdev)
- +{
- + struct switch_led_trigger *sw_trig;
- +
- + sw_trig = swdev->led_trigger;
- + if (sw_trig) {
- + cancel_delayed_work_sync(&sw_trig->sw_led_work);
- + led_trigger_unregister(&sw_trig->trig);
- + kfree(sw_trig);
- + }
- +}
- +
- +#else /* SWCONFIG_LEDS */
- +static inline int
- +swconfig_create_led_trigger(struct switch_dev *swdev) { return 0; }
- +
- +static inline void
- +swconfig_destroy_led_trigger(struct switch_dev *swdev) { }
- +#endif /* CONFIG_SWCONFIG_LEDS */
- diff -Nur linux-4.1.6.orig/include/linux/switch.h linux-4.1.6/include/linux/switch.h
- --- linux-4.1.6.orig/include/linux/switch.h 1970-01-01 01:00:00.000000000 +0100
- +++ linux-4.1.6/include/linux/switch.h 2015-09-13 20:20:39.168854401 +0200
- @@ -0,0 +1,169 @@
- +/*
- + * switch.h: Switch configuration API
- + *
- + * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
- + *
- + * This program is free software; you can redistribute it and/or
- + * modify it under the terms of the GNU General Public License
- + * as published by the Free Software Foundation; either version 2
- + * of the License, or (at your option) any later version.
- + *
- + * This program is distributed in the hope that it will be useful,
- + * but WITHOUT ANY WARRANTY; without even the implied warranty of
- + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- + * GNU General Public License for more details.
- + */
- +#ifndef _LINUX_SWITCH_H
- +#define _LINUX_SWITCH_H
- +
- +#include <net/genetlink.h>
- +#include <uapi/linux/switch.h>
- +
- +struct switch_dev;
- +struct switch_op;
- +struct switch_val;
- +struct switch_attr;
- +struct switch_attrlist;
- +struct switch_led_trigger;
- +
- +int register_switch(struct switch_dev *dev, struct net_device *netdev);
- +void unregister_switch(struct switch_dev *dev);
- +
- +/**
- + * struct switch_attrlist - attribute list
- + *
- + * @n_attr: number of attributes
- + * @attr: pointer to the attributes array
- + */
- +struct switch_attrlist {
- + int n_attr;
- + const struct switch_attr *attr;
- +};
- +
- +enum switch_port_speed {
- + SWITCH_PORT_SPEED_UNKNOWN = 0,
- + SWITCH_PORT_SPEED_10 = 10,
- + SWITCH_PORT_SPEED_100 = 100,
- + SWITCH_PORT_SPEED_1000 = 1000,
- +};
- +
- +struct switch_port_link {
- + bool link;
- + bool duplex;
- + bool aneg;
- + bool tx_flow;
- + bool rx_flow;
- + enum switch_port_speed speed;
- + /* in ethtool adv_t format */
- + u32 eee;
- +};
- +
- +struct switch_port_stats {
- + unsigned long tx_bytes;
- + unsigned long rx_bytes;
- +};
- +
- +/**
- + * struct switch_dev_ops - switch driver operations
- + *
- + * @attr_global: global switch attribute list
- + * @attr_port: port attribute list
- + * @attr_vlan: vlan attribute list
- + *
- + * Callbacks:
- + *
- + * @get_vlan_ports: read the port list of a VLAN
- + * @set_vlan_ports: set the port list of a VLAN
- + *
- + * @get_port_pvid: get the primary VLAN ID of a port
- + * @set_port_pvid: set the primary VLAN ID of a port
- + *
- + * @apply_config: apply all changed settings to the switch
- + * @reset_switch: resetting the switch
- + */
- +struct switch_dev_ops {
- + struct switch_attrlist attr_global, attr_port, attr_vlan;
- +
- + int (*get_vlan_ports)(struct switch_dev *dev, struct switch_val *val);
- + int (*set_vlan_ports)(struct switch_dev *dev, struct switch_val *val);
- +
- + int (*get_port_pvid)(struct switch_dev *dev, int port, int *val);
- + int (*set_port_pvid)(struct switch_dev *dev, int port, int val);
- +
- + int (*apply_config)(struct switch_dev *dev);
- + int (*reset_switch)(struct switch_dev *dev);
- +
- + int (*get_port_link)(struct switch_dev *dev, int port,
- + struct switch_port_link *link);
- + int (*get_port_stats)(struct switch_dev *dev, int port,
- + struct switch_port_stats *stats);
- +};
- +
- +struct switch_dev {
- + struct device_node *of_node;
- + const struct switch_dev_ops *ops;
- + /* will be automatically filled */
- + char devname[IFNAMSIZ];
- +
- + const char *name;
- + /* NB: either alias or netdev must be set */
- + const char *alias;
- + struct net_device *netdev;
- +
- + int ports;
- + int vlans;
- + int cpu_port;
- +
- + /* the following fields are internal for swconfig */
- + int id;
- + struct list_head dev_list;
- + unsigned long def_global, def_port, def_vlan;
- +
- + struct mutex sw_mutex;
- + struct switch_port *portbuf;
- + struct switch_portmap *portmap;
- +
- + char buf[128];
- +
- +#ifdef CONFIG_SWCONFIG_LEDS
- + struct switch_led_trigger *led_trigger;
- +#endif
- +};
- +
- +struct switch_port {
- + u32 id;
- + u32 flags;
- +};
- +
- +struct switch_portmap {
- + u32 virt;
- + const char *s;
- +};
- +
- +struct switch_val {
- + const struct switch_attr *attr;
- + int port_vlan;
- + int len;
- + union {
- + const char *s;
- + u32 i;
- + struct switch_port *ports;
- + } value;
- +};
- +
- +struct switch_attr {
- + int disabled;
- + int type;
- + const char *name;
- + const char *description;
- +
- + int (*set)(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val);
- + int (*get)(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val);
- +
- + /* for driver internal use */
- + int id;
- + int ofs;
- + int max;
- +};
- +
- +#endif /* _LINUX_SWITCH_H */
- diff -Nur linux-4.1.6.orig/include/uapi/linux/Kbuild linux-4.1.6/include/uapi/linux/Kbuild
- --- linux-4.1.6.orig/include/uapi/linux/Kbuild 2015-08-17 05:52:51.000000000 +0200
- +++ linux-4.1.6/include/uapi/linux/Kbuild 2015-09-13 20:15:06.385308796 +0200
- @@ -380,6 +380,7 @@
- header-y += string.h
- header-y += suspend_ioctls.h
- header-y += swab.h
- +header-y += switch.h
- header-y += synclink.h
- header-y += sysctl.h
- header-y += sysinfo.h
- diff -Nur linux-4.1.6.orig/include/uapi/linux/switch.h linux-4.1.6/include/uapi/linux/switch.h
- --- linux-4.1.6.orig/include/uapi/linux/switch.h 1970-01-01 01:00:00.000000000 +0100
- +++ linux-4.1.6/include/uapi/linux/switch.h 2015-09-13 20:20:56.895977889 +0200
- @@ -0,0 +1,103 @@
- +/*
- + * switch.h: Switch configuration API
- + *
- + * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
- + *
- + * This program is free software; you can redistribute it and/or
- + * modify it under the terms of the GNU General Public License
- + * as published by the Free Software Foundation; either version 2
- + * of the License, or (at your option) any later version.
- + *
- + * This program is distributed in the hope that it will be useful,
- + * but WITHOUT ANY WARRANTY; without even the implied warranty of
- + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- + * GNU General Public License for more details.
- + */
- +
- +#ifndef _UAPI_LINUX_SWITCH_H
- +#define _UAPI_LINUX_SWITCH_H
- +
- +#include <linux/types.h>
- +#include <linux/netdevice.h>
- +#include <linux/netlink.h>
- +#include <linux/genetlink.h>
- +#ifndef __KERNEL__
- +#include <netlink/netlink.h>
- +#include <netlink/genl/genl.h>
- +#include <netlink/genl/ctrl.h>
- +#endif
- +
- +/* main attributes */
- +enum {
- + SWITCH_ATTR_UNSPEC,
- + /* global */
- + SWITCH_ATTR_TYPE,
- + /* device */
- + SWITCH_ATTR_ID,
- + SWITCH_ATTR_DEV_NAME,
- + SWITCH_ATTR_ALIAS,
- + SWITCH_ATTR_NAME,
- + SWITCH_ATTR_VLANS,
- + SWITCH_ATTR_PORTS,
- + SWITCH_ATTR_PORTMAP,
- + SWITCH_ATTR_CPU_PORT,
- + /* attributes */
- + SWITCH_ATTR_OP_ID,
- + SWITCH_ATTR_OP_TYPE,
- + SWITCH_ATTR_OP_NAME,
- + SWITCH_ATTR_OP_PORT,
- + SWITCH_ATTR_OP_VLAN,
- + SWITCH_ATTR_OP_VALUE_INT,
- + SWITCH_ATTR_OP_VALUE_STR,
- + SWITCH_ATTR_OP_VALUE_PORTS,
- + SWITCH_ATTR_OP_DESCRIPTION,
- + /* port lists */
- + SWITCH_ATTR_PORT,
- + SWITCH_ATTR_MAX
- +};
- +
- +enum {
- + /* port map */
- + SWITCH_PORTMAP_PORTS,
- + SWITCH_PORTMAP_SEGMENT,
- + SWITCH_PORTMAP_VIRT,
- + SWITCH_PORTMAP_MAX
- +};
- +
- +/* commands */
- +enum {
- + SWITCH_CMD_UNSPEC,
- + SWITCH_CMD_GET_SWITCH,
- + SWITCH_CMD_NEW_ATTR,
- + SWITCH_CMD_LIST_GLOBAL,
- + SWITCH_CMD_GET_GLOBAL,
- + SWITCH_CMD_SET_GLOBAL,
- + SWITCH_CMD_LIST_PORT,
- + SWITCH_CMD_GET_PORT,
- + SWITCH_CMD_SET_PORT,
- + SWITCH_CMD_LIST_VLAN,
- + SWITCH_CMD_GET_VLAN,
- + SWITCH_CMD_SET_VLAN
- +};
- +
- +/* data types */
- +enum switch_val_type {
- + SWITCH_TYPE_UNSPEC,
- + SWITCH_TYPE_INT,
- + SWITCH_TYPE_STRING,
- + SWITCH_TYPE_PORTS,
- + SWITCH_TYPE_NOVAL,
- +};
- +
- +/* port nested attributes */
- +enum {
- + SWITCH_PORT_UNSPEC,
- + SWITCH_PORT_ID,
- + SWITCH_PORT_FLAG_TAGGED,
- + SWITCH_PORT_ATTR_MAX
- +};
- +
- +#define SWITCH_ATTR_DEFAULTS_OFFSET 0x1000
- +
- +
- +#endif /* _UAPI_LINUX_SWITCH_H */
|