diff options
Diffstat (limited to 'target/linux/generic-2.6/files')
-rw-r--r-- | target/linux/generic-2.6/files/include/linux/switch.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/files/include/linux/switch.h b/target/linux/generic-2.6/files/include/linux/switch.h new file mode 100644 index 0000000000..9411e84bc2 --- /dev/null +++ b/target/linux/generic-2.6/files/include/linux/switch.h @@ -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 |