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Diffstat (limited to 'include/uapi/linux/rmnet.h')
| -rw-r--r-- | include/uapi/linux/rmnet.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/include/uapi/linux/rmnet.h b/include/uapi/linux/rmnet.h new file mode 100644 index 000000000000..698b868076f4 --- /dev/null +++ b/include/uapi/linux/rmnet.h @@ -0,0 +1,213 @@ +/* Copyright (c) 2013-2017, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * 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. + * + * RMNET Data configuration specification + */ + +#ifndef _RMNET_DATA_H_ +#define _RMNET_DATA_H_ + +/* Netlink API */ +#define RMNET_NETLINK_PROTO 31 +#define RMNET_MAX_STR_LEN 16 +#define RMNET_NL_DATA_MAX_LEN 64 + +#define RMNET_NETLINK_MSG_COMMAND 0 +#define RMNET_NETLINK_MSG_RETURNCODE 1 +#define RMNET_NETLINK_MSG_RETURNDATA 2 + +/* Constants */ +#define RMNET_EGRESS_FORMAT__RESERVED__ (1<<0) +#define RMNET_EGRESS_FORMAT_MAP (1<<1) +#define RMNET_EGRESS_FORMAT_AGGREGATION (1<<2) +#define RMNET_EGRESS_FORMAT_MUXING (1<<3) +#define RMNET_EGRESS_FORMAT_MAP_CKSUMV3 (1<<4) +#define RMNET_EGRESS_FORMAT_MAP_CKSUMV4 (1<<5) + +#define RMNET_INGRESS_FIX_ETHERNET (1<<0) +#define RMNET_INGRESS_FORMAT_MAP (1<<1) +#define RMNET_INGRESS_FORMAT_DEAGGREGATION (1<<2) +#define RMNET_INGRESS_FORMAT_DEMUXING (1<<3) +#define RMNET_INGRESS_FORMAT_MAP_COMMANDS (1<<4) +#define RMNET_INGRESS_FORMAT_MAP_CKSUMV3 (1<<5) +#define RMNET_INGRESS_FORMAT_MAP_CKSUMV4 (1<<6) + +struct rmnet_nl_msg_s { + __be16 reserved; + __be16 message_type; +#if defined(__LITTLE_ENDIAN_BITFIELD) + __u16 crd:2, + reserved2:14; +#elif defined(__BIG_ENDIAN_BITFIELD) + __u16 reserved2:14, + crd:2; +#endif + union { + __be16 arg_length; + __be16 return_code; + }; + union { + __u8 data[RMNET_NL_DATA_MAX_LEN]; + struct { + __u8 dev[RMNET_MAX_STR_LEN]; + __be32 flags; + __be16 agg_size; + __be16 agg_count; + __u8 tail_spacing; + } data_format; + struct { + __u8 dev[RMNET_MAX_STR_LEN]; + __be32 ep_id; + __u8 operating_mode; + __u8 next_dev[RMNET_MAX_STR_LEN]; + } local_ep_config; + struct { + __be32 id; + __u8 vnd_name[RMNET_MAX_STR_LEN]; + } vnd; + }; +}; + +/* RMNET_NETLINK_ASSOCIATE_NETWORK_DEVICE - Register RMNET data driver + * on a particular device. + * Args: char[] dev_name: Null terminated ASCII string, max length: 15 + * Returns: status code + */ +#define RMNET_NETLINK_ASSOCIATE_NETWORK_DEVICE 0 + +/* RMNET_NETLINK_UNASSOCIATE_NETWORK_DEVICE - Unregister RMNET data + * driver on a particular + * device. + * Args: char[] dev_name: Null terminated ASCII string, max length: 15 + * Returns: status code + */ +#define RMNET_NETLINK_UNASSOCIATE_NETWORK_DEVICE 1 + +/* RMNET_NETLINK_GET_NETWORK_DEVICE_ASSOCIATED - Get if RMNET data + * driver is registered on a + * particular device. + * Args: char[] dev_name: Null terminated ASCII string, max length: 15 + * Returns: 1 if registered, 0 if not + */ +#define RMNET_NETLINK_GET_NETWORK_DEVICE_ASSOCIATED 2 + +/* RMNET_NETLINK_SET_LINK_EGRESS_DATA_FORMAT - Sets the egress data + * format for a particular + * link. + * Args: __be32 egress_flags + * char[] dev_name: Null terminated ASCII string, max length: 15 + * Returns: status code + */ +#define RMNET_NETLINK_SET_LINK_EGRESS_DATA_FORMAT 3 + +/* RMNET_NETLINK_GET_LINK_EGRESS_DATA_FORMAT - Gets the egress data + * format for a particular + * link. + * Args: char[] dev_name: Null terminated ASCII string, max length: 15 + * Returns: 4-bytes data: __be32 egress_flags + */ +#define RMNET_NETLINK_GET_LINK_EGRESS_DATA_FORMAT 4 + +/* RMNET_NETLINK_SET_LINK_INGRESS_DATA_FORMAT - Sets the ingress data + * format for a particular + * link. + * Args: __be32 ingress_flags + * char[] dev_name: Null terminated ASCII string, max length: 15 + * Returns: status code + */ +#define RMNET_NETLINK_SET_LINK_INGRESS_DATA_FORMAT 5 + +/* RMNET_NETLINK_GET_LINK_INGRESS_DATA_FORMAT - Gets the ingress data + * format for a particular + * link. + * Args: char[] dev_name: Null terminated ASCII string, max length: 15 + * Returns: 4-bytes data: __be32 ingress_flags + */ +#define RMNET_NETLINK_GET_LINK_INGRESS_DATA_FORMAT 6 + +/* RMNET_NETLINK_SET_LOGICAL_EP_CONFIG - Sets the logical endpoint + * configuration for a particular + * link. + * Args: char[] dev_name: Null terminated ASCII string, max length: 15 + * __be32 logical_ep_id, valid values are -1 through 31 + * __u8 rmnet_mode: one of none, vnd, bridged + * char[] egress_dev_name: Egress device if operating in bridge mode + * Returns: status code + */ +#define RMNET_NETLINK_SET_LOGICAL_EP_CONFIG 7 + +/* RMNET_NETLINK_UNSET_LOGICAL_EP_CONFIG - Un-sets the logical endpoint + * configuration for a particular + * link. + * Args: char[] dev_name: Null terminated ASCII string, max length: 15 + * __be32 logical_ep_id, valid values are -1 through 31 + * Returns: status code + */ +#define RMNET_NETLINK_UNSET_LOGICAL_EP_CONFIG 8 + +/* RMNET_NETLINK_GET_LOGICAL_EP_CONFIG - Gets the logical endpoint + * configuration for a particular + * link. + * Args: char[] dev_name: Null terminated ASCII string, max length: 15 + * __be32 logical_ep_id, valid values are -1 through 31 + * Returns: __u8 rmnet_mode: one of none, vnd, bridged + * char[] egress_dev_name: Egress device + */ +#define RMNET_NETLINK_GET_LOGICAL_EP_CONFIG 9 + +/* RMNET_NETLINK_NEW_VND - Creates a new virtual network device node + * Args: __be32 node number + * Returns: status code + */ +#define RMNET_NETLINK_NEW_VND 10 + +/* RMNET_NETLINK_NEW_VND_WITH_PREFIX - Creates a new virtual network + * device node with the specified + * prefix for the device name + * Args: __be32 node number + * char[] vnd_name - Use as prefix + * Returns: status code + */ +#define RMNET_NETLINK_NEW_VND_WITH_PREFIX 11 + +/* RMNET_NETLINK_GET_VND_NAME - Gets the string name of a VND from ID + * Args: __be32 node number + * Returns: char[] vnd_name + */ +#define RMNET_NETLINK_GET_VND_NAME 12 + +/* RMNET_NETLINK_FREE_VND - Removes virtual network device node + * Args: __be32 node number + * Returns: status code + */ +#define RMNET_NETLINK_FREE_VND 13 + +/* Pass the frame up the stack with no modifications to skb->dev */ +#define RMNET_EPMODE_NONE 0 +/* Replace skb->dev to a virtual rmnet device and pass up the stack */ +#define RMNET_EPMODE_VND 1 +/* Pass the frame directly to another device with dev_queue_xmit(). */ +#define RMNET_EPMODE_BRIDGE 2 +/* Must be the last item in the list */ +#define RMNET_EPMODE_LENGTH 3 + +#define RMNET_CONFIG_OK 0 +#define RMNET_CONFIG_UNKNOWN_MESSAGE 1 +#define RMNET_CONFIG_UNKNOWN_ERROR 2 +#define RMNET_CONFIG_NOMEM 3 +#define RMNET_CONFIG_DEVICE_IN_USE 4 +#define RMNET_CONFIG_INVALID_REQUEST 5 +#define RMNET_CONFIG_NO_SUCH_DEVICE 6 +#define RMNET_CONFIG_BAD_ARGUMENTS 7 +#define RMNET_CONFIG_BAD_EGRESS_DEVICE 8 +#define RMNET_CONFIG_TC_HANDLE_FULL 9 + +#endif /* _RMNET_DATA_H_ */ |