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Merge "include: rmnet_data: Add snapshot of headers"

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qctecmdr 2019-08-29 12:59:59 -07:00 • committed by Gerrit - the friendly Code Review server
commit 796fce633c
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32
include/net/rmnet_config.h Normal file
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/* SPDX-License-Identifier: GPL-2.0-only */
/* Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.
*
* Legacy RMNET Data MAP header definitions
*/
#ifndef _RMNET_CONFIG_H_
#define _RMNET_CONFIG_H_
struct rmnet_map_header_s {
#ifndef RMNET_USE_BIG_ENDIAN_STRUCTS
uint8_t pad_len:6;
uint8_t reserved_bit:1;
uint8_t cd_bit:1;
#else
uint8_t cd_bit:1;
uint8_t reserved_bit:1;
uint8_t pad_len:6;
#endif /* RMNET_USE_BIG_ENDIAN_STRUCTS */
uint8_t mux_id;
uint16_t pkt_len;
} __aligned(1);
#define RMNET_MAP_GET_MUX_ID(Y) (((struct rmnet_map_header_s *)Y->data)->mux_id)
#define RMNET_MAP_GET_CD_BIT(Y) (((struct rmnet_map_header_s *)Y->data)->cd_bit)
#define RMNET_MAP_GET_PAD(Y) (((struct rmnet_map_header_s *)Y->data)->pad_len)
#define RMNET_MAP_GET_CMD_START(Y) ((struct rmnet_map_control_command_s *) \
(Y->data + sizeof(struct rmnet_map_header_s)))
#define RMNET_MAP_GET_LENGTH(Y) (ntohs( \
((struct rmnet_map_header_s *)Y->data)->pkt_len))
#endif /* _RMNET_CONFIG_H_ */

169
include/uapi/linux/msm_rmnet.h Normal file
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/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
/*
* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
*/
#ifndef _UAPI_MSM_RMNET_H_
#define _UAPI_MSM_RMNET_H_
/* Bitmap macros for RmNET driver operation mode. */
#define RMNET_MODE_NONE (0x00)
#define RMNET_MODE_LLP_ETH (0x01)
#define RMNET_MODE_LLP_IP (0x02)
#define RMNET_MODE_QOS (0x04)
#define RMNET_MODE_MASK (RMNET_MODE_LLP_ETH | \
RMNET_MODE_LLP_IP | \
RMNET_MODE_QOS)
#define RMNET_IS_MODE_QOS(mode) \
((mode & RMNET_MODE_QOS) == RMNET_MODE_QOS)
#define RMNET_IS_MODE_IP(mode) \
((mode & RMNET_MODE_LLP_IP) == RMNET_MODE_LLP_IP)
/* IOCTL commands
* Values chosen to not conflict with other drivers in the ecosystem
*/
#define RMNET_IOCTL_SET_LLP_ETHERNET 0x000089F1 /* Set Ethernet protocol */
#define RMNET_IOCTL_SET_LLP_IP 0x000089F2 /* Set RAWIP protocol */
#define RMNET_IOCTL_GET_LLP 0x000089F3 /* Get link protocol */
#define RMNET_IOCTL_SET_QOS_ENABLE 0x000089F4 /* Set QoS header enabled */
#define RMNET_IOCTL_SET_QOS_DISABLE 0x000089F5 /* Set QoS header disabled*/
#define RMNET_IOCTL_GET_QOS 0x000089F6 /* Get QoS header state */
#define RMNET_IOCTL_GET_OPMODE 0x000089F7 /* Get operation mode */
#define RMNET_IOCTL_OPEN 0x000089F8 /* Open transport port */
#define RMNET_IOCTL_CLOSE 0x000089F9 /* Close transport port */
#define RMNET_IOCTL_FLOW_ENABLE 0x000089FA /* Flow enable */
#define RMNET_IOCTL_FLOW_DISABLE 0x000089FB /* Flow disable */
#define RMNET_IOCTL_FLOW_SET_HNDL 0x000089FC /* Set flow handle */
#define RMNET_IOCTL_EXTENDED 0x000089FD /* Extended IOCTLs */
/* RmNet Data Required IOCTLs */
#define RMNET_IOCTL_GET_SUPPORTED_FEATURES 0x0000 /* Get features */
#define RMNET_IOCTL_SET_MRU 0x0001 /* Set MRU */
#define RMNET_IOCTL_GET_MRU 0x0002 /* Get MRU */
#define RMNET_IOCTL_GET_EPID 0x0003 /* Get endpoint ID */
#define RMNET_IOCTL_GET_DRIVER_NAME 0x0004 /* Get driver name */
#define RMNET_IOCTL_ADD_MUX_CHANNEL 0x0005 /* Add MUX ID */
#define RMNET_IOCTL_SET_EGRESS_DATA_FORMAT 0x0006 /* Set EDF */
#define RMNET_IOCTL_SET_INGRESS_DATA_FORMAT 0x0007 /* Set IDF */
#define RMNET_IOCTL_SET_AGGREGATION_COUNT 0x0008 /* Set agg count */
#define RMNET_IOCTL_GET_AGGREGATION_COUNT 0x0009 /* Get agg count */
#define RMNET_IOCTL_SET_AGGREGATION_SIZE 0x000A /* Set agg size */
#define RMNET_IOCTL_GET_AGGREGATION_SIZE 0x000B /* Get agg size */
#define RMNET_IOCTL_FLOW_CONTROL 0x000C /* Do flow control */
#define RMNET_IOCTL_GET_DFLT_CONTROL_CHANNEL 0x000D /* For legacy use */
#define RMNET_IOCTL_GET_HWSW_MAP 0x000E /* Get HW/SW map */
#define RMNET_IOCTL_SET_RX_HEADROOM 0x000F /* RX Headroom */
#define RMNET_IOCTL_GET_EP_PAIR 0x0010 /* Endpoint pair */
#define RMNET_IOCTL_SET_QOS_VERSION 0x0011 /* 8/6 byte QoS hdr*/
#define RMNET_IOCTL_GET_QOS_VERSION 0x0012 /* 8/6 byte QoS hdr*/
#define RMNET_IOCTL_GET_SUPPORTED_QOS_MODES 0x0013 /* Get QoS modes */
#define RMNET_IOCTL_SET_SLEEP_STATE 0x0014 /* Set sleep state */
#define RMNET_IOCTL_SET_XLAT_DEV_INFO 0x0015 /* xlat dev name */
#define RMNET_IOCTL_DEREGISTER_DEV 0x0016 /* Dereg a net dev */
#define RMNET_IOCTL_GET_SG_SUPPORT 0x0017 /* Query sg support*/
#define RMNET_IOCTL_SET_OFFLOAD 0x0018 /* Set IPA offload */
/* Return values for the RMNET_IOCTL_GET_SUPPORTED_FEATURES IOCTL */
#define RMNET_IOCTL_FEAT_NOTIFY_MUX_CHANNEL (1<<0)
#define RMNET_IOCTL_FEAT_SET_EGRESS_DATA_FORMAT (1<<1)
#define RMNET_IOCTL_FEAT_SET_INGRESS_DATA_FORMAT (1<<2)
#define RMNET_IOCTL_FEAT_SET_AGGREGATION_COUNT (1<<3)
#define RMNET_IOCTL_FEAT_GET_AGGREGATION_COUNT (1<<4)
#define RMNET_IOCTL_FEAT_SET_AGGREGATION_SIZE (1<<5)
#define RMNET_IOCTL_FEAT_GET_AGGREGATION_SIZE (1<<6)
#define RMNET_IOCTL_FEAT_FLOW_CONTROL (1<<7)
#define RMNET_IOCTL_FEAT_GET_DFLT_CONTROL_CHANNEL (1<<8)
#define RMNET_IOCTL_FEAT_GET_HWSW_MAP (1<<9)
/* Input values for the RMNET_IOCTL_SET_EGRESS_DATA_FORMAT IOCTL */
#define RMNET_IOCTL_EGRESS_FORMAT_MAP (1<<1)
#define RMNET_IOCTL_EGRESS_FORMAT_AGGREGATION (1<<2)
#define RMNET_IOCTL_EGRESS_FORMAT_MUXING (1<<3)
#define RMNET_IOCTL_EGRESS_FORMAT_CHECKSUM (1<<4)
/* Input values for the RMNET_IOCTL_SET_INGRESS_DATA_FORMAT IOCTL */
#define RMNET_IOCTL_INGRESS_FORMAT_MAP (1<<1)
#define RMNET_IOCTL_INGRESS_FORMAT_DEAGGREGATION (1<<2)
#define RMNET_IOCTL_INGRESS_FORMAT_DEMUXING (1<<3)
#define RMNET_IOCTL_INGRESS_FORMAT_CHECKSUM (1<<4)
#define RMNET_IOCTL_INGRESS_FORMAT_AGG_DATA (1<<5)
/* Input values for the RMNET_IOCTL_SET_OFFLOAD */
#define RMNET_IOCTL_OFFLOAD_FORMAT_NONE (0)
#define RMNET_IOCTL_COALESCING_FORMAT_TCP (1<<0)
#define RMNET_IOCTL_COALESCING_FORMAT_UDP (1<<1)
/* User space may not have this defined. */
#ifndef IFNAMSIZ
#define IFNAMSIZ 16
#endif
struct rmnet_ioctl_extended_s {
uint32_t extended_ioctl;
union {
uint32_t data; /* Generic data field for most extended IOCTLs */
/* Return values for
* RMNET_IOCTL_GET_DRIVER_NAME
* RMNET_IOCTL_GET_DFLT_CONTROL_CHANNEL
*/
int8_t if_name[IFNAMSIZ];
/* Input values for the RMNET_IOCTL_ADD_MUX_CHANNEL IOCTL */
struct {
uint32_t mux_id;
int8_t vchannel_name[IFNAMSIZ];
} rmnet_mux_val;
/* Input values for the RMNET_IOCTL_FLOW_CONTROL IOCTL */
struct {
uint8_t flow_mode;
uint8_t mux_id;
} flow_control_prop;
/* Return values for RMNET_IOCTL_GET_EP_PAIR */
struct {
uint32_t consumer_pipe_num;
uint32_t producer_pipe_num;
} ipa_ep_pair;
struct {
uint32_t __data; /* Placeholder for legacy data*/
uint32_t agg_size;
uint32_t agg_count;
} ingress_format;
/* Input values for the RMNET_IOCTL_SET_OFFLOAD */
struct {
uint32_t flags;
uint8_t mux_id;
} offload_params;
} u;
};
struct rmnet_ioctl_data_s {
union {
uint32_t operation_mode;
uint32_t tcm_handle;
} u;
};
#define RMNET_IOCTL_QOS_MODE_6 (1<<0)
#define RMNET_IOCTL_QOS_MODE_8 (1<<1)
/* QMI QoS header definition */
struct QMI_QOS_HDR_S {
unsigned char version;
unsigned char flags;
uint32_t flow_id;
} __attribute((__packed__));
/* QMI QoS 8-byte header. */
struct qmi_qos_hdr8_s {
struct QMI_QOS_HDR_S hdr;
uint8_t reserved[2];
} __attribute((__packed__));
#endif /* _UAPI_MSM_RMNET_H_ */

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include/uapi/linux/rmnet_data.h Normal file
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/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
/*
* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
*/
#ifndef _RMNET_DATA_H_
#define _RMNET_DATA_H_
/* Constants */
#define RMNET_LOCAL_LOGICAL_ENDPOINT -1
#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)
/* 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
struct rmnet_nl_msg_s {
uint16_t reserved;
uint16_t message_type;
uint16_t reserved2:14;
uint16_t crd:2;
union {
uint16_t arg_length;
uint16_t return_code;
};
union {
uint8_t data[RMNET_NL_DATA_MAX_LEN];
struct {
uint8_t dev[RMNET_MAX_STR_LEN];
uint32_t flags;
uint16_t agg_size;
uint16_t agg_count;
uint8_t tail_spacing;
} data_format;
struct {
uint8_t dev[RMNET_MAX_STR_LEN];
int32_t ep_id;
uint8_t operating_mode;
uint8_t next_dev[RMNET_MAX_STR_LEN];
} local_ep_config;
struct {
uint32_t id;
uint8_t vnd_name[RMNET_MAX_STR_LEN];
} vnd;
struct {
uint32_t id;
uint32_t map_flow_id;
uint32_t tc_flow_id;
} flow_control;
};
};
enum rmnet_netlink_message_types_e {
/* 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
*/
RMNET_NETLINK_ASSOCIATE_NETWORK_DEVICE,
/* 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
*/
RMNET_NETLINK_UNASSOCIATE_NETWORK_DEVICE,
/* 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
*/
RMNET_NETLINK_GET_NETWORK_DEVICE_ASSOCIATED,
/* RMNET_NETLINK_SET_LINK_EGRESS_DATA_FORMAT - Sets the egress data
* format for a particular
* link.
* Args: uint32_t egress_flags
* char[] dev_name: Null terminated ASCII string, max length: 15
* Returns: status code
*/
RMNET_NETLINK_SET_LINK_EGRESS_DATA_FORMAT,
/* 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: uint32_t egress_flags
*/
RMNET_NETLINK_GET_LINK_EGRESS_DATA_FORMAT,
/* RMNET_NETLINK_SET_LINK_INGRESS_DATA_FORMAT - Sets the ingress data
* format for a particular
* link.
* Args: uint32_t ingress_flags
* char[] dev_name: Null terminated ASCII string, max length: 15
* Returns: status code
*/
RMNET_NETLINK_SET_LINK_INGRESS_DATA_FORMAT,
/* 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: uint32_t ingress_flags
*/
RMNET_NETLINK_GET_LINK_INGRESS_DATA_FORMAT,
/* 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
* int32_t logical_ep_id, valid values are -1 through 31
* uint8_t rmnet_mode: one of none, vnd, bridged
* char[] egress_dev_name: Egress device if operating in bridge mode
* Returns: status code
*/
RMNET_NETLINK_SET_LOGICAL_EP_CONFIG,
/* 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
* int32_t logical_ep_id, valid values are -1 through 31
* Returns: status code
*/
RMNET_NETLINK_UNSET_LOGICAL_EP_CONFIG,
/* 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
* int32_t logical_ep_id, valid values are -1 through 31
* Returns: uint8_t rmnet_mode: one of none, vnd, bridged
* char[] egress_dev_name: Egress device
*/
RMNET_NETLINK_GET_LOGICAL_EP_CONFIG,
/* RMNET_NETLINK_NEW_VND - Creates a new virtual network device node
* Args: int32_t node number
* Returns: status code
*/
RMNET_NETLINK_NEW_VND,
/* RMNET_NETLINK_NEW_VND_WITH_PREFIX - Creates a new virtual network
* device node with the specified
* prefix for the device name
* Args: int32_t node number
* char[] vnd_name - Use as prefix
* Returns: status code
*/
RMNET_NETLINK_NEW_VND_WITH_PREFIX,
/* RMNET_NETLINK_GET_VND_NAME - Gets the string name of a VND from ID
* Args: int32_t node number
* Returns: char[] vnd_name
*/
RMNET_NETLINK_GET_VND_NAME,
/* RMNET_NETLINK_FREE_VND - Removes virtual network device node
* Args: int32_t node number
* Returns: status code
*/
RMNET_NETLINK_FREE_VND,
/* RMNET_NETLINK_ADD_VND_TC_FLOW - Add flow control handle on VND
* Args: int32_t node number
* uint32_t MAP Flow Handle
* uint32_t TC Flow Handle
* Returns: status code
*/
RMNET_NETLINK_ADD_VND_TC_FLOW,
/* RMNET_NETLINK_DEL_VND_TC_FLOW - Removes flow control handle on VND
* Args: int32_t node number
* uint32_t MAP Flow Handle
* Returns: status code
*/
RMNET_NETLINK_DEL_VND_TC_FLOW,
/*
* RMNET_NETLINK_NEW_VND_WITH_NAME - Creates a new virtual network
* device node with the specified
* device name
* Args: int32_t node number
* char[] vnd_name - Use as name
* Returns: status code
*/
RMNET_NETLINK_NEW_VND_WITH_NAME
};
#define RMNET_NETLINK_NEW_VND_WITH_NAME RMNET_NETLINK_NEW_VND_WITH_NAME
enum rmnet_config_endpoint_modes_e {
/* Pass the frame up the stack with no modifications to skb->dev */
RMNET_EPMODE_NONE,
/* Replace skb->dev to a virtual rmnet device and pass up the stack */
RMNET_EPMODE_VND,
/* Pass the frame directly to another device with dev_queue_xmit(). */
RMNET_EPMODE_BRIDGE,
/* Must be the last item in the list */
RMNET_EPMODE_LENGTH
};
enum rmnet_config_return_codes_e {
RMNET_CONFIG_OK,
RMNET_CONFIG_UNKNOWN_MESSAGE,
RMNET_CONFIG_UNKNOWN_ERROR,
RMNET_CONFIG_NOMEM,
RMNET_CONFIG_DEVICE_IN_USE,
RMNET_CONFIG_INVALID_REQUEST,
RMNET_CONFIG_NO_SUCH_DEVICE,
RMNET_CONFIG_BAD_ARGUMENTS,
RMNET_CONFIG_BAD_EGRESS_DEVICE,
RMNET_CONFIG_TC_HANDLE_FULL
};
#endif /* _RMNET_DATA_H_ */