diff options
Diffstat (limited to 'include/linux/net/intel/libie')
| -rw-r--r-- | include/linux/net/intel/libie/adminq.h | 399 | ||||
| -rw-r--r-- | include/linux/net/intel/libie/fwlog.h | 97 | ||||
| -rw-r--r-- | include/linux/net/intel/libie/pctype.h | 41 | ||||
| -rw-r--r-- | include/linux/net/intel/libie/rx.h | 50 |
4 files changed, 587 insertions, 0 deletions
diff --git a/include/linux/net/intel/libie/adminq.h b/include/linux/net/intel/libie/adminq.h new file mode 100644 index 000000000000..ab13bd777a28 --- /dev/null +++ b/include/linux/net/intel/libie/adminq.h @@ -0,0 +1,399 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright (C) 2025 Intel Corporation */ + +#ifndef __LIBIE_ADMINQ_H +#define __LIBIE_ADMINQ_H + +#include <linux/build_bug.h> +#include <linux/types.h> + +#define LIBIE_CHECK_STRUCT_LEN(n, X) \ + static_assert((n) == sizeof(struct X)) +#define LIBIE_AQ_MAX_BUF_LEN 4096 + +/** + * struct libie_aqc_generic - Generic structure used in adminq communication + * @param0: generic parameter high 32bit + * @param1: generic parameter lower 32bit + * @addr_high: generic address high 32bit + * @addr_low: generic address lower 32bit + */ +struct libie_aqc_generic { + __le32 param0; + __le32 param1; + __le32 addr_high; + __le32 addr_low; +}; +LIBIE_CHECK_STRUCT_LEN(16, libie_aqc_generic); + +/** + * struct libie_aqc_get_ver - Used in command get version (direct 0x0001) + * @rom_ver: rom version + * @fw_build: number coressponding to firmware build + * @fw_branch: branch identifier of firmware version + * @fw_major: major number of firmware version + * @fw_minor: minor number of firmware version + * @fw_patch: patch of firmware version + * @api_branch: brancch identifier of API version + * @api_major: major number of API version + * @api_minor: minor number of API version + * @api_patch: patch of API version + */ +struct libie_aqc_get_ver { + __le32 rom_ver; + __le32 fw_build; + u8 fw_branch; + u8 fw_major; + u8 fw_minor; + u8 fw_patch; + u8 api_branch; + u8 api_major; + u8 api_minor; + u8 api_patch; +}; +LIBIE_CHECK_STRUCT_LEN(16, libie_aqc_get_ver); + +/** + * struct libie_aqc_driver_ver - Used in command send driver version + * (indirect 0x0002) + * @major_ver: driver major version + * @minor_ver: driver minor version + * @build_ver: driver build version + * @subbuild_ver: driver subbuild version + * @reserved: for feature use + * @addr_high: high part of response address buff + * @addr_low: low part of response address buff + */ +struct libie_aqc_driver_ver { + u8 major_ver; + u8 minor_ver; + u8 build_ver; + u8 subbuild_ver; + u8 reserved[4]; + __le32 addr_high; + __le32 addr_low; +}; +LIBIE_CHECK_STRUCT_LEN(16, libie_aqc_driver_ver); + +enum libie_aq_res_id { + LIBIE_AQC_RES_ID_NVM = 1, + LIBIE_AQC_RES_ID_SDP = 2, + LIBIE_AQC_RES_ID_CHNG_LOCK = 3, + LIBIE_AQC_RES_ID_GLBL_LOCK = 4, +}; + +enum libie_aq_res_access_type { + LIBIE_AQC_RES_ACCESS_READ = 1, + LIBIE_AQC_RES_ACCESS_WRITE = 2, +}; + +#define LIBIE_AQ_RES_NVM_READ_DFLT_TIMEOUT_MS 3000 +#define LIBIE_AQ_RES_NVM_WRITE_DFLT_TIMEOUT_MS 180000 +#define LIBIE_AQ_RES_CHNG_LOCK_DFLT_TIMEOUT_MS 1000 +#define LIBIE_AQ_RES_GLBL_LOCK_DFLT_TIMEOUT_MS 3000 + +#define LIBIE_AQ_RES_GLBL_SUCCESS 0 +#define LIBIE_AQ_RES_GLBL_IN_PROG 1 +#define LIBIE_AQ_RES_GLBL_DONE 2 + +/** + * struct libie_aqc_req_res - Request resource ownership + * @res_id: resource ID (look at enum definition above) + * @access_type: read or write (enum definition above) + * @timeout: Upon successful completion, FW writes this value and driver is + * expected to release resource before timeout. This value is provided in + * milliseconds. + * @res_number: for SDP, this is the pin ID of the SDP + * @status: status only used for LIBIE_AQC_RES_ID_GLBL_LOCK, for others reserved + * @reserved: reserved for future use + * + * Used in commands: + * request resource ownership (direct 0x0008) + * request resource ownership (direct 0x0009) + */ +struct libie_aqc_req_res { + __le16 res_id; + __le16 access_type; + + __le32 timeout; + __le32 res_number; + __le16 status; + u8 reserved[2]; +}; +LIBIE_CHECK_STRUCT_LEN(16, libie_aqc_req_res); + +/** + * struct libie_aqc_list_caps - Getting capabilities + * @cmd_flags: command flags + * @pf_index: index of PF to get caps from + * @reserved: reserved for future use + * @count: number of capabilities records + * @addr_high: high part of response address buff + * @addr_low: low part of response address buff + * + * Used in commands: + * get function capabilities (indirect 0x000A) + * get device capabilities (indirect 0x000B) + */ +struct libie_aqc_list_caps { + u8 cmd_flags; + u8 pf_index; + u8 reserved[2]; + __le32 count; + __le32 addr_high; + __le32 addr_low; +}; +LIBIE_CHECK_STRUCT_LEN(16, libie_aqc_list_caps); + +/* Device/Function buffer entry, repeated per reported capability */ +#define LIBIE_AQC_CAPS_SWITCH_MODE 0x0001 +#define LIBIE_AQC_CAPS_MNG_MODE 0x0002 +#define LIBIE_AQC_CAPS_NPAR_ACTIVE 0x0003 +#define LIBIE_AQC_CAPS_OS2BMC_CAP 0x0004 +#define LIBIE_AQC_CAPS_VALID_FUNCTIONS 0x0005 +#define LIBIE_AQC_MAX_VALID_FUNCTIONS 0x8 +#define LIBIE_AQC_CAPS_SRIOV 0x0012 +#define LIBIE_AQC_CAPS_VF 0x0013 +#define LIBIE_AQC_CAPS_VMDQ 0x0014 +#define LIBIE_AQC_CAPS_8021QBG 0x0015 +#define LIBIE_AQC_CAPS_8021QBR 0x0016 +#define LIBIE_AQC_CAPS_VSI 0x0017 +#define LIBIE_AQC_CAPS_DCB 0x0018 +#define LIBIE_AQC_CAPS_FCOE 0x0021 +#define LIBIE_AQC_CAPS_ISCSI 0x0022 +#define LIBIE_AQC_CAPS_RSS 0x0040 +#define LIBIE_AQC_CAPS_RXQS 0x0041 +#define LIBIE_AQC_CAPS_TXQS 0x0042 +#define LIBIE_AQC_CAPS_MSIX 0x0043 +#define LIBIE_AQC_CAPS_VF_MSIX 0x0044 +#define LIBIE_AQC_CAPS_FD 0x0045 +#define LIBIE_AQC_CAPS_1588 0x0046 +#define LIBIE_AQC_CAPS_MAX_MTU 0x0047 +#define LIBIE_AQC_CAPS_NVM_VER 0x0048 +#define LIBIE_AQC_CAPS_PENDING_NVM_VER 0x0049 +#define LIBIE_AQC_CAPS_OROM_VER 0x004A +#define LIBIE_AQC_CAPS_PENDING_OROM_VER 0x004B +#define LIBIE_AQC_CAPS_NET_VER 0x004C +#define LIBIE_AQC_CAPS_PENDING_NET_VER 0x004D +#define LIBIE_AQC_CAPS_RDMA 0x0051 +#define LIBIE_AQC_CAPS_LED 0x0061 +#define LIBIE_AQC_CAPS_SDP 0x0062 +#define LIBIE_AQC_CAPS_MDIO 0x0063 +#define LIBIE_AQC_CAPS_WSR_PROT 0x0064 +#define LIBIE_AQC_CAPS_SENSOR_READING 0x0067 +#define LIBIE_AQC_INLINE_IPSEC 0x0070 +#define LIBIE_AQC_CAPS_NUM_ENABLED_PORTS 0x0072 +#define LIBIE_AQC_CAPS_PCIE_RESET_AVOIDANCE 0x0076 +#define LIBIE_AQC_CAPS_POST_UPDATE_RESET_RESTRICT 0x0077 +#define LIBIE_AQC_CAPS_NVM_MGMT 0x0080 +#define LIBIE_AQC_CAPS_EXT_TOPO_DEV_IMG0 0x0081 +#define LIBIE_AQC_CAPS_EXT_TOPO_DEV_IMG1 0x0082 +#define LIBIE_AQC_CAPS_EXT_TOPO_DEV_IMG2 0x0083 +#define LIBIE_AQC_CAPS_EXT_TOPO_DEV_IMG3 0x0084 +#define LIBIE_AQC_CAPS_TX_SCHED_TOPO_COMP_MODE 0x0085 +#define LIBIE_AQC_CAPS_NAC_TOPOLOGY 0x0087 +#define LIBIE_AQC_CAPS_FW_LAG_SUPPORT 0x0092 +#define LIBIE_AQC_BIT_ROCEV2_LAG BIT(0) +#define LIBIE_AQC_BIT_SRIOV_LAG BIT(1) +#define LIBIE_AQC_BIT_SRIOV_AA_LAG BIT(2) +#define LIBIE_AQC_CAPS_FLEX10 0x00F1 +#define LIBIE_AQC_CAPS_CEM 0x00F2 + +/** + * struct libie_aqc_list_caps_elem - Getting list of caps elements + * @cap: one from the defines list above + * @major_ver: major version + * @minor_ver: minor version + * @number: number of resources described by this capability + * @logical_id: logical ID, only meaningful for some types of resources + * @phys_id: physical ID, only meaningful for some types of resources + * @rsvd1: reserved for future use + * @rsvd2: reserved for future use + */ +struct libie_aqc_list_caps_elem { + __le16 cap; + + u8 major_ver; + u8 minor_ver; + __le32 number; + __le32 logical_id; + __le32 phys_id; + __le64 rsvd1; + __le64 rsvd2; +}; +LIBIE_CHECK_STRUCT_LEN(32, libie_aqc_list_caps_elem); + +/* Admin Queue command opcodes */ +enum libie_adminq_opc { + /* FW Logging Commands */ + libie_aqc_opc_fw_logs_config = 0xFF30, + libie_aqc_opc_fw_logs_register = 0xFF31, + libie_aqc_opc_fw_logs_query = 0xFF32, + libie_aqc_opc_fw_logs_event = 0xFF33, +}; + +enum libie_aqc_fw_logging_mod { + LIBIE_AQC_FW_LOG_ID_GENERAL = 0, + LIBIE_AQC_FW_LOG_ID_CTRL, + LIBIE_AQC_FW_LOG_ID_LINK, + LIBIE_AQC_FW_LOG_ID_LINK_TOPO, + LIBIE_AQC_FW_LOG_ID_DNL, + LIBIE_AQC_FW_LOG_ID_I2C, + LIBIE_AQC_FW_LOG_ID_SDP, + LIBIE_AQC_FW_LOG_ID_MDIO, + LIBIE_AQC_FW_LOG_ID_ADMINQ, + LIBIE_AQC_FW_LOG_ID_HDMA, + LIBIE_AQC_FW_LOG_ID_LLDP, + LIBIE_AQC_FW_LOG_ID_DCBX, + LIBIE_AQC_FW_LOG_ID_DCB, + LIBIE_AQC_FW_LOG_ID_XLR, + LIBIE_AQC_FW_LOG_ID_NVM, + LIBIE_AQC_FW_LOG_ID_AUTH, + LIBIE_AQC_FW_LOG_ID_VPD, + LIBIE_AQC_FW_LOG_ID_IOSF, + LIBIE_AQC_FW_LOG_ID_PARSER, + LIBIE_AQC_FW_LOG_ID_SW, + LIBIE_AQC_FW_LOG_ID_SCHEDULER, + LIBIE_AQC_FW_LOG_ID_TXQ, + LIBIE_AQC_FW_LOG_ID_RSVD, + LIBIE_AQC_FW_LOG_ID_POST, + LIBIE_AQC_FW_LOG_ID_WATCHDOG, + LIBIE_AQC_FW_LOG_ID_TASK_DISPATCH, + LIBIE_AQC_FW_LOG_ID_MNG, + LIBIE_AQC_FW_LOG_ID_SYNCE, + LIBIE_AQC_FW_LOG_ID_HEALTH, + LIBIE_AQC_FW_LOG_ID_TSDRV, + LIBIE_AQC_FW_LOG_ID_PFREG, + LIBIE_AQC_FW_LOG_ID_MDLVER, + LIBIE_AQC_FW_LOG_ID_MAX +}; + +/* Set FW Logging configuration (indirect 0xFF30) + * Register for FW Logging (indirect 0xFF31) + * Query FW Logging (indirect 0xFF32) + * FW Log Event (indirect 0xFF33) + */ +#define LIBIE_AQC_FW_LOG_CONF_UART_EN BIT(0) +#define LIBIE_AQC_FW_LOG_CONF_AQ_EN BIT(1) +#define LIBIE_AQC_FW_LOG_QUERY_REGISTERED BIT(2) +#define LIBIE_AQC_FW_LOG_CONF_SET_VALID BIT(3) +#define LIBIE_AQC_FW_LOG_AQ_REGISTER BIT(0) +#define LIBIE_AQC_FW_LOG_AQ_QUERY BIT(2) + +#define LIBIE_AQC_FW_LOG_MIN_RESOLUTION 1 +#define LIBIE_AQC_FW_LOG_MAX_RESOLUTION 128 + +struct libie_aqc_fw_log { + u8 cmd_flags; + + u8 rsp_flag; + __le16 fw_rt_msb; + union { + struct { + __le32 fw_rt_lsb; + } sync; + struct { + __le16 log_resolution; + __le16 mdl_cnt; + } cfg; + } ops; + __le32 addr_high; + __le32 addr_low; +}; + +/* Response Buffer for: + * Set Firmware Logging Configuration (0xFF30) + * Query FW Logging (0xFF32) + */ +struct libie_aqc_fw_log_cfg_resp { + __le16 module_identifier; + u8 log_level; + u8 rsvd0; +}; + +/** + * struct libie_aq_desc - Admin Queue (AQ) descriptor + * @flags: LIBIE_AQ_FLAG_* flags + * @opcode: AQ command opcode + * @datalen: length in bytes of indirect/external data buffer + * @retval: return value from firmware + * @cookie_high: opaque data high-half + * @cookie_low: opaque data low-half + * @params: command-specific parameters + * + * Descriptor format for commands the driver posts on the Admin Transmit Queue + * (ATQ). The firmware writes back onto the command descriptor and returns + * the result of the command. Asynchronous events that are not an immediate + * result of the command are written to the Admin Receive Queue (ARQ) using + * the same descriptor format. Descriptors are in little-endian notation with + * 32-bit words. + */ +struct libie_aq_desc { + __le16 flags; + __le16 opcode; + __le16 datalen; + __le16 retval; + __le32 cookie_high; + __le32 cookie_low; + union { + u8 raw[16]; + struct libie_aqc_generic generic; + struct libie_aqc_get_ver get_ver; + struct libie_aqc_driver_ver driver_ver; + struct libie_aqc_req_res res_owner; + struct libie_aqc_list_caps get_cap; + struct libie_aqc_fw_log fw_log; + } params; +}; +LIBIE_CHECK_STRUCT_LEN(32, libie_aq_desc); + +/* FW defined boundary for a large buffer, 4k >= Large buffer > 512 bytes */ +#define LIBIE_AQ_LG_BUF 512 + +/* Flags sub-structure + * |0 |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 | + * |DD |CMP|ERR|VFE| * * RESERVED * * |LB |RD |VFC|BUF|SI |EI |FE | + */ +#define LIBIE_AQ_FLAG_DD BIT(0) /* 0x1 */ +#define LIBIE_AQ_FLAG_CMP BIT(1) /* 0x2 */ +#define LIBIE_AQ_FLAG_ERR BIT(2) /* 0x4 */ +#define LIBIE_AQ_FLAG_VFE BIT(3) /* 0x8 */ +#define LIBIE_AQ_FLAG_LB BIT(9) /* 0x200 */ +#define LIBIE_AQ_FLAG_RD BIT(10) /* 0x400 */ +#define LIBIE_AQ_FLAG_VFC BIT(11) /* 0x800 */ +#define LIBIE_AQ_FLAG_BUF BIT(12) /* 0x1000 */ +#define LIBIE_AQ_FLAG_SI BIT(13) /* 0x2000 */ +#define LIBIE_AQ_FLAG_EI BIT(14) /* 0x4000 */ +#define LIBIE_AQ_FLAG_FE BIT(15) /* 0x8000 */ + +/* error codes */ +enum libie_aq_err { + LIBIE_AQ_RC_OK = 0, /* Success */ + LIBIE_AQ_RC_EPERM = 1, /* Operation not permitted */ + LIBIE_AQ_RC_ENOENT = 2, /* No such element */ + LIBIE_AQ_RC_ESRCH = 3, /* Bad opcode */ + LIBIE_AQ_RC_EIO = 5, /* I/O error */ + LIBIE_AQ_RC_EAGAIN = 8, /* Try again */ + LIBIE_AQ_RC_ENOMEM = 9, /* Out of memory */ + LIBIE_AQ_RC_EACCES = 10, /* Permission denied */ + LIBIE_AQ_RC_EBUSY = 12, /* Device or resource busy */ + LIBIE_AQ_RC_EEXIST = 13, /* Object already exists */ + LIBIE_AQ_RC_EINVAL = 14, /* Invalid argument */ + LIBIE_AQ_RC_ENOSPC = 16, /* No space left or allocation failure */ + LIBIE_AQ_RC_ENOSYS = 17, /* Function not implemented */ + LIBIE_AQ_RC_EMODE = 21, /* Op not allowed in current dev mode */ + LIBIE_AQ_RC_ENOSEC = 24, /* Missing security manifest */ + LIBIE_AQ_RC_EBADSIG = 25, /* Bad RSA signature */ + LIBIE_AQ_RC_ESVN = 26, /* SVN number prohibits this package */ + LIBIE_AQ_RC_EBADMAN = 27, /* Manifest hash mismatch */ + LIBIE_AQ_RC_EBADBUF = 28, /* Buffer hash mismatches manifest */ +}; + +static inline void *libie_aq_raw(struct libie_aq_desc *desc) +{ + return &desc->params.raw; +} + +const char *libie_aq_str(enum libie_aq_err err); + +#endif /* __LIBIE_ADMINQ_H */ diff --git a/include/linux/net/intel/libie/fwlog.h b/include/linux/net/intel/libie/fwlog.h new file mode 100644 index 000000000000..7273c78c826b --- /dev/null +++ b/include/linux/net/intel/libie/fwlog.h @@ -0,0 +1,97 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (C) 2022, Intel Corporation. */ + +#ifndef _LIBIE_FWLOG_H_ +#define _LIBIE_FWLOG_H_ + +#include <linux/net/intel/libie/adminq.h> + +/* Only a single log level should be set and all log levels under the set value + * are enabled, e.g. if log level is set to LIBIE_FW_LOG_LEVEL_VERBOSE, then all + * other log levels are included (except LIBIE_FW_LOG_LEVEL_NONE) + */ +enum libie_fwlog_level { + LIBIE_FWLOG_LEVEL_NONE = 0, + LIBIE_FWLOG_LEVEL_ERROR = 1, + LIBIE_FWLOG_LEVEL_WARNING = 2, + LIBIE_FWLOG_LEVEL_NORMAL = 3, + LIBIE_FWLOG_LEVEL_VERBOSE = 4, + LIBIE_FWLOG_LEVEL_INVALID, /* all values >= this entry are invalid */ +}; + +struct libie_fwlog_module_entry { + /* module ID for the corresponding firmware logging event */ + u16 module_id; + /* verbosity level for the module_id */ + u8 log_level; +}; + +struct libie_fwlog_cfg { + /* list of modules for configuring log level */ + struct libie_fwlog_module_entry module_entries[LIBIE_AQC_FW_LOG_ID_MAX]; + /* options used to configure firmware logging */ + u16 options; +#define LIBIE_FWLOG_OPTION_ARQ_ENA BIT(0) +#define LIBIE_FWLOG_OPTION_UART_ENA BIT(1) + /* set before calling libie_fwlog_init() so the PF registers for + * firmware logging on initialization + */ +#define LIBIE_FWLOG_OPTION_REGISTER_ON_INIT BIT(2) + /* set in the libie_aq_fwlog_get() response if the PF is registered for + * FW logging events over ARQ + */ +#define LIBIE_FWLOG_OPTION_IS_REGISTERED BIT(3) + + /* minimum number of log events sent per Admin Receive Queue event */ + u16 log_resolution; +}; + +struct libie_fwlog_data { + u16 data_size; + u8 *data; +}; + +struct libie_fwlog_ring { + struct libie_fwlog_data *rings; + u16 index; + u16 size; + u16 head; + u16 tail; +}; + +#define LIBIE_FWLOG_RING_SIZE_INDEX_DFLT 3 +#define LIBIE_FWLOG_RING_SIZE_DFLT 256 +#define LIBIE_FWLOG_RING_SIZE_MAX 512 + +struct libie_fwlog { + struct libie_fwlog_cfg cfg; + bool supported; /* does hardware support FW logging? */ + struct libie_fwlog_ring ring; + struct dentry *debugfs; + /* keep track of all the dentrys for FW log modules */ + struct dentry **debugfs_modules; + struct_group_tagged(libie_fwlog_api, api, + struct pci_dev *pdev; + int (*send_cmd)(void *, struct libie_aq_desc *, void *, u16); + void *priv; + struct dentry *debugfs_root; + ); +}; + +#if IS_ENABLED(CONFIG_LIBIE_FWLOG) +int libie_fwlog_init(struct libie_fwlog *fwlog, struct libie_fwlog_api *api); +void libie_fwlog_deinit(struct libie_fwlog *fwlog); +void libie_fwlog_reregister(struct libie_fwlog *fwlog); +void libie_get_fwlog_data(struct libie_fwlog *fwlog, u8 *buf, u16 len); +#else +static inline int libie_fwlog_init(struct libie_fwlog *fwlog, + struct libie_fwlog_api *api) +{ + return -EOPNOTSUPP; +} +static inline void libie_fwlog_deinit(struct libie_fwlog *fwlog) { } +static inline void libie_fwlog_reregister(struct libie_fwlog *fwlog) { } +static inline void libie_get_fwlog_data(struct libie_fwlog *fwlog, u8 *buf, + u16 len) { } +#endif /* CONFIG_LIBIE_FWLOG */ +#endif /* _LIBIE_FWLOG_H_ */ diff --git a/include/linux/net/intel/libie/pctype.h b/include/linux/net/intel/libie/pctype.h new file mode 100644 index 000000000000..d783417fbf36 --- /dev/null +++ b/include/linux/net/intel/libie/pctype.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright (C) 2025 Intel Corporation */ + +#ifndef __LIBIE_PCTYPE_H +#define __LIBIE_PCTYPE_H + +/* Packet Classifier Type indexes, used to set the xxQF_HENA registers. Also + * communicated over the virtchnl API as part of struct virtchnl_rss_hashena. + */ +enum libie_filter_pctype { + /* Note: Values 0-28 are reserved for future use. + * Value 29, 30, 32 are not supported on XL710 and X710. + */ + LIBIE_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP = 29, + LIBIE_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP = 30, + LIBIE_FILTER_PCTYPE_NONF_IPV4_UDP = 31, + LIBIE_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK = 32, + LIBIE_FILTER_PCTYPE_NONF_IPV4_TCP = 33, + LIBIE_FILTER_PCTYPE_NONF_IPV4_SCTP = 34, + LIBIE_FILTER_PCTYPE_NONF_IPV4_OTHER = 35, + LIBIE_FILTER_PCTYPE_FRAG_IPV4 = 36, + /* Note: Values 37-38 are reserved for future use. + * Value 39, 40, 42 are not supported on XL710 and X710. + */ + LIBIE_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP = 39, + LIBIE_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP = 40, + LIBIE_FILTER_PCTYPE_NONF_IPV6_UDP = 41, + LIBIE_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK = 42, + LIBIE_FILTER_PCTYPE_NONF_IPV6_TCP = 43, + LIBIE_FILTER_PCTYPE_NONF_IPV6_SCTP = 44, + LIBIE_FILTER_PCTYPE_NONF_IPV6_OTHER = 45, + LIBIE_FILTER_PCTYPE_FRAG_IPV6 = 46, + /* Note: Value 47 is reserved for future use */ + LIBIE_FILTER_PCTYPE_FCOE_OX = 48, + LIBIE_FILTER_PCTYPE_FCOE_RX = 49, + LIBIE_FILTER_PCTYPE_FCOE_OTHER = 50, + /* Note: Values 51-62 are reserved for future use */ + LIBIE_FILTER_PCTYPE_L2_PAYLOAD = 63 +}; + +#endif /* __LIBIE_PCTYPE_H */ diff --git a/include/linux/net/intel/libie/rx.h b/include/linux/net/intel/libie/rx.h new file mode 100644 index 000000000000..8e97775f1d66 --- /dev/null +++ b/include/linux/net/intel/libie/rx.h @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright (C) 2024 Intel Corporation */ + +#ifndef __LIBIE_RX_H +#define __LIBIE_RX_H + +#include <net/libeth/rx.h> + +/* Rx buffer management */ + +/* The largest size for a single descriptor as per HW */ +#define LIBIE_MAX_RX_BUF_LEN 9728U +/* "True" HW-writeable space: minimum from SW and HW values */ +#define LIBIE_RX_BUF_LEN(hr) min_t(u32, LIBETH_RX_PAGE_LEN(hr), \ + LIBIE_MAX_RX_BUF_LEN) + +/* The maximum frame size as per HW (S/G) */ +#define __LIBIE_MAX_RX_FRM_LEN 16382U +/* ATST, HW can chain up to 5 Rx descriptors */ +#define LIBIE_MAX_RX_FRM_LEN(hr) \ + min_t(u32, __LIBIE_MAX_RX_FRM_LEN, LIBIE_RX_BUF_LEN(hr) * 5) +/* Maximum frame size minus LL overhead */ +#define LIBIE_MAX_MTU \ + (LIBIE_MAX_RX_FRM_LEN(LIBETH_MAX_HEADROOM) - LIBETH_RX_LL_LEN) + +/* O(1) converting i40e/ice/iavf's 8/10-bit hardware packet type to a parsed + * bitfield struct. + */ + +#define LIBIE_RX_PT_NUM 154 + +extern const struct libeth_rx_pt libie_rx_pt_lut[LIBIE_RX_PT_NUM]; + +/** + * libie_rx_pt_parse - convert HW packet type to software bitfield structure + * @pt: 10-bit hardware packet type value from the descriptor + * + * ```libie_rx_pt_lut``` must be accessed only using this wrapper. + * + * Return: parsed bitfield struct corresponding to the provided ptype. + */ +static inline struct libeth_rx_pt libie_rx_pt_parse(u32 pt) +{ + if (unlikely(pt >= LIBIE_RX_PT_NUM)) + pt = 0; + + return libie_rx_pt_lut[pt]; +} + +#endif /* __LIBIE_RX_H */ |