diff options
Diffstat (limited to 'target/linux/patches/2.6.31.4/swconfig.patch')
| -rw-r--r-- | target/linux/patches/2.6.31.4/swconfig.patch | 1075 |
1 files changed, 0 insertions, 1075 deletions
diff --git a/target/linux/patches/2.6.31.4/swconfig.patch b/target/linux/patches/2.6.31.4/swconfig.patch deleted file mode 100644 index 3297bb116..000000000 --- a/target/linux/patches/2.6.31.4/swconfig.patch +++ /dev/null @@ -1,1075 +0,0 @@ -diff -Nur linux-2.6.30.orig/drivers/net/phy/Kconfig linux-2.6.30/drivers/net/phy/Kconfig ---- linux-2.6.30.orig/drivers/net/phy/Kconfig 2009-06-10 05:05:27.000000000 +0200 -+++ linux-2.6.30/drivers/net/phy/Kconfig 2009-06-11 09:22:50.000000000 +0200 -@@ -13,6 +13,12 @@ - - 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. -+ - comment "MII PHY device drivers" - - config MARVELL_PHY -diff -Nur linux-2.6.30.orig/drivers/net/phy/Makefile linux-2.6.30/drivers/net/phy/Makefile ---- linux-2.6.30.orig/drivers/net/phy/Makefile 2009-06-10 05:05:27.000000000 +0200 -+++ linux-2.6.30/drivers/net/phy/Makefile 2009-06-11 09:22:50.000000000 +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-2.6.30.orig/drivers/net/phy/swconfig.c linux-2.6.30/drivers/net/phy/swconfig.c ---- linux-2.6.30.orig/drivers/net/phy/swconfig.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.30/drivers/net/phy/swconfig.c 2009-06-11 09:22:50.000000000 +0200 -@@ -0,0 +1,872 @@ -+/* -+ * 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> -+ -+//#define DEBUG 1 -+#ifdef DEBUG -+#define DPRINTF(format, ...) printk("%s: " format, __func__, ##__VA_ARGS__) -+#else -+#define DPRINTF(...) do {} while(0) -+#endif -+ -+MODULE_AUTHOR("Felix Fietkau <nbd@openwrt.org>"); -+MODULE_LICENSE("GPL"); -+ -+static int swdev_id = 0; -+static struct list_head swdevs; -+static spinlock_t swdevs_lock = SPIN_LOCK_UNLOCKED; -+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, struct switch_attr *attr, struct switch_val *val) -+{ -+ int ret; -+ if (val->port_vlan >= dev->vlans) -+ return -EINVAL; -+ -+ if (!dev->get_vlan_ports) -+ return -EOPNOTSUPP; -+ -+ ret = dev->get_vlan_ports(dev, val); -+ printk("SET PORTS %d\n", val->len); -+ return ret; -+} -+ -+static int -+swconfig_set_vlan_ports(struct switch_dev *dev, struct switch_attr *attr, struct switch_val *val) -+{ -+ int i; -+ -+ if (val->port_vlan >= dev->vlans) -+ return -EINVAL; -+ -+ /* validate ports */ -+ if (val->len > dev->ports) -+ return -EINVAL; -+ -+ for (i = 0; i < val->len; i++) { -+ if (val->value.ports[i].id >= dev->ports) -+ return -EINVAL; -+ } -+ -+ if (!dev->set_vlan_ports) -+ return -EOPNOTSUPP; -+ -+ printk("SET PORTS %d\n", val->len); -+ return dev->set_vlan_ports(dev, val); -+} -+ -+static int -+swconfig_apply_config(struct switch_dev *dev, struct switch_attr *attr, struct switch_val *val) -+{ -+ /* don't complain if not supported by the switch driver */ -+ if (!dev->apply_config) -+ return 0; -+ -+ return dev->apply_config(dev); -+} -+ -+ -+enum global_defaults { -+ GLOBAL_APPLY, -+}; -+ -+enum vlan_defaults { -+ VLAN_PORTS, -+}; -+ -+enum port_defaults { -+ 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, -+ } -+}; -+ -+static struct switch_attr default_port[] = { -+ [PORT_LINK] = { -+ .type = SWITCH_TYPE_INT, -+ .name = "link", -+ .description = "Current link speed", -+ } -+}; -+ -+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 void swconfig_defaults_init(struct switch_dev *dev) -+{ -+ dev->def_global = 0; -+ dev->def_vlan = 0; -+ dev->def_port = 0; -+ -+ if (dev->get_vlan_ports || dev->set_vlan_ports) -+ set_bit(VLAN_PORTS, &dev->def_vlan); -+ -+ /* always present, can be no-op */ -+ set_bit(GLOBAL_APPLY, &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) -+ spin_lock(&dev->lock); -+ else -+ DPRINTF("device %d not found\n", id); -+ swconfig_unlock(); -+done: -+ return dev; -+} -+ -+static inline void -+swconfig_put_dev(struct switch_dev *dev) -+{ -+ spin_unlock(&dev->lock); -+} -+ -+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_pid, info->snd_seq, &switch_fam, -+ NLM_F_MULTI, SWITCH_CMD_NEW_ATTR); -+ if (IS_ERR(hdr)) -+ return -1; -+ -+ NLA_PUT_U32(msg, SWITCH_ATTR_OP_ID, id); -+ NLA_PUT_U32(msg, SWITCH_ATTR_OP_TYPE, op->type); -+ NLA_PUT_STRING(msg, SWITCH_ATTR_OP_NAME, op->name); -+ if (op->description) -+ NLA_PUT_STRING(msg, SWITCH_ATTR_OP_DESCRIPTION, -+ op->description); -+ -+ return genlmsg_end(msg, hdr); -+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_unicast(cb->msg, info->snd_pid); -+ 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->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->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->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, &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, &def_list[i]); -+ if (err < 0) -+ goto error; -+ } -+ swconfig_put_dev(dev); -+ -+ if (!cb.msg) -+ return 0; -+ -+ return genlmsg_unicast(cb.msg, info->snd_pid); -+ -+error: -+ if (cb.msg) -+ nlmsg_free(cb.msg); -+out: -+ swconfig_put_dev(dev); -+ return err; -+} -+ -+static 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; -+ 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->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->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]); -+ break; -+ case SWITCH_CMD_SET_PORT: -+ case SWITCH_CMD_GET_PORT: -+ alist = &dev->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]); -+ 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) -+ DPRINTF("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) -+{ -+ 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; -+ -+ NLA_PUT_U32(cb->msg, SWITCH_PORT_ID, port->id); -+ if (port->flags & (1 << SWITCH_PORT_FLAG_TAGGED)) -+ NLA_PUT_FLAG(cb->msg, SWITCH_PORT_FLAG_TAGGED); -+ -+ 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); -+ 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_dev; -+ -+ 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_pid, info->snd_seq, &switch_fam, -+ 0, cmd); -+ if (IS_ERR(hdr)) -+ goto nla_put_failure; -+ -+ switch(attr->type) { -+ case SWITCH_TYPE_INT: -+ NLA_PUT_U32(msg, SWITCH_ATTR_OP_VALUE_INT, val.value.i); -+ break; -+ case SWITCH_TYPE_STRING: -+ NLA_PUT_STRING(msg, SWITCH_ATTR_OP_VALUE_STR, val.value.s); -+ 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: -+ DPRINTF("invalid type in attribute\n"); -+ err = -EINVAL; -+ goto error; -+ } -+ err = genlmsg_end(msg, hdr); -+ if (err < 0) -+ goto nla_put_failure; -+ -+ swconfig_put_dev(dev); -+ return genlmsg_unicast(msg, info->snd_pid); -+ -+nla_put_failure: -+ if (msg) -+ nlmsg_free(msg); -+error_dev: -+ swconfig_put_dev(dev); -+error: -+ 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) -+{ -+ void *hdr; -+ -+ hdr = genlmsg_put(msg, pid, seq, &switch_fam, flags, -+ SWITCH_CMD_NEW_ATTR); -+ if (IS_ERR(hdr)) -+ return -1; -+ -+ NLA_PUT_U32(msg, SWITCH_ATTR_ID, dev->id); -+ NLA_PUT_STRING(msg, SWITCH_ATTR_NAME, dev->name); -+ NLA_PUT_STRING(msg, SWITCH_ATTR_DEV_NAME, dev->devname); -+ NLA_PUT_U32(msg, SWITCH_ATTR_VLANS, dev->vlans); -+ NLA_PUT_U32(msg, SWITCH_ATTR_PORTS, dev->ports); -+ -+ return genlmsg_end(msg, hdr); -+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).pid, -+ 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, -+ } -+}; -+ -+int -+register_switch(struct switch_dev *dev, struct net_device *netdev) -+{ -+ INIT_LIST_HEAD(&dev->dev_list); -+ if (netdev) { -+ dev->netdev = netdev; -+ if (!dev->devname) -+ dev->devname = netdev->name; -+ } -+ BUG_ON(!dev->devname); -+ -+ if (dev->ports > 0) { -+ dev->portbuf = kzalloc(sizeof(struct switch_port) * dev->ports, -+ GFP_KERNEL); -+ if (!dev->portbuf) -+ return -ENOMEM; -+ } -+ dev->id = ++swdev_id; -+ swconfig_defaults_init(dev); -+ spin_lock_init(&dev->lock); -+ swconfig_lock(); -+ list_add(&dev->dev_list, &swdevs); -+ swconfig_unlock(); -+ -+ return 0; -+} -+EXPORT_SYMBOL_GPL(register_switch); -+ -+void -+unregister_switch(struct switch_dev *dev) -+{ -+ kfree(dev->portbuf); -+ spin_lock(&dev->lock); -+ swconfig_lock(); -+ list_del(&dev->dev_list); -+ swconfig_unlock(); -+} -+EXPORT_SYMBOL_GPL(unregister_switch); -+ -+ -+static int __init -+swconfig_init(void) -+{ -+ int i, err; -+ -+ INIT_LIST_HEAD(&swdevs); -+ 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; -+} -+ -+static void __exit -+swconfig_exit(void) -+{ -+ genl_unregister_family(&switch_fam); -+} -+ -+module_init(swconfig_init); -+module_exit(swconfig_exit); -+ -diff -Nur linux-2.6.30.orig/include/linux/switch.h linux-2.6.30/include/linux/switch.h ---- linux-2.6.30.orig/include/linux/switch.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.30/include/linux/switch.h 2009-06-11 09:22:50.000000000 +0200 -@@ -0,0 +1,168 @@ -+/* -+ * 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 <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> -+#else -+#include <net/genetlink.h> -+#endif -+ -+/* main attributes */ -+enum { -+ SWITCH_ATTR_UNSPEC, -+ /* global */ -+ SWITCH_ATTR_TYPE, -+ /* device */ -+ SWITCH_ATTR_ID, -+ SWITCH_ATTR_NAME, -+ SWITCH_ATTR_DEV_NAME, -+ SWITCH_ATTR_VLANS, -+ SWITCH_ATTR_PORTS, -+ /* 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 -+}; -+ -+/* 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 -+ -+#ifdef __KERNEL__ -+ -+struct switch_dev; -+struct switch_op; -+struct switch_val; -+struct switch_attr; -+struct switch_attrlist; -+ -+int register_switch(struct switch_dev *dev, struct net_device *netdev); -+void unregister_switch(struct switch_dev *dev); -+ -+struct switch_attrlist { -+ /* filled in by the driver */ -+ int n_attr; -+ struct switch_attr *attr; -+}; -+ -+ -+struct switch_dev { -+ int id; -+ void *priv; -+ const char *name; -+ -+ /* NB: either devname or netdev must be set */ -+ const char *devname; -+ struct net_device *netdev; -+ -+ int ports; -+ int vlans; -+ int cpu_port; -+ struct switch_attrlist attr_global, attr_port, attr_vlan; -+ -+ spinlock_t lock; -+ struct switch_port *portbuf; -+ struct list_head dev_list; -+ unsigned long def_global, def_port, def_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 (*apply_config)(struct switch_dev *dev); -+}; -+ -+struct switch_port { -+ u32 id; -+ u32 flags; -+}; -+ -+struct switch_val { -+ 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, struct switch_attr *attr, struct switch_val *val); -+ int (*get)(struct switch_dev *dev, struct switch_attr *attr, struct switch_val *val); -+ -+ /* for driver internal use */ -+ int id; -+ int ofs; -+ int max; -+}; -+ -+#endif -+ -+#endif |