diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_flex_type.h')
-rw-r--r-- | drivers/net/ethernet/intel/ice/ice_flex_type.h | 374 |
1 files changed, 374 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_flex_type.h b/drivers/net/ethernet/intel/ice/ice_flex_type.h new file mode 100644 index 000000000000..5d5a7eaffa30 --- /dev/null +++ b/drivers/net/ethernet/intel/ice/ice_flex_type.h @@ -0,0 +1,374 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) 2019, Intel Corporation. */ + +#ifndef _ICE_FLEX_TYPE_H_ +#define _ICE_FLEX_TYPE_H_ +/* Extraction Sequence (Field Vector) Table */ +struct ice_fv_word { + u8 prot_id; + u16 off; /* Offset within the protocol header */ + u8 resvrd; +} __packed; + +#define ICE_MAX_FV_WORDS 48 +struct ice_fv { + struct ice_fv_word ew[ICE_MAX_FV_WORDS]; +}; + +/* Package and segment headers and tables */ +struct ice_pkg_hdr { + struct ice_pkg_ver format_ver; + __le32 seg_count; + __le32 seg_offset[1]; +}; + +/* generic segment */ +struct ice_generic_seg_hdr { +#define SEGMENT_TYPE_METADATA 0x00000001 +#define SEGMENT_TYPE_ICE 0x00000010 + __le32 seg_type; + struct ice_pkg_ver seg_ver; + __le32 seg_size; + char seg_name[ICE_PKG_NAME_SIZE]; +}; + +/* ice specific segment */ + +union ice_device_id { + struct { + __le16 device_id; + __le16 vendor_id; + } dev_vend_id; + __le32 id; +}; + +struct ice_device_id_entry { + union ice_device_id device; + union ice_device_id sub_device; +}; + +struct ice_seg { + struct ice_generic_seg_hdr hdr; + __le32 device_table_count; + struct ice_device_id_entry device_table[1]; +}; + +struct ice_nvm_table { + __le32 table_count; + __le32 vers[1]; +}; + +struct ice_buf { +#define ICE_PKG_BUF_SIZE 4096 + u8 buf[ICE_PKG_BUF_SIZE]; +}; + +struct ice_buf_table { + __le32 buf_count; + struct ice_buf buf_array[1]; +}; + +/* global metadata specific segment */ +struct ice_global_metadata_seg { + struct ice_generic_seg_hdr hdr; + struct ice_pkg_ver pkg_ver; + __le32 track_id; + char pkg_name[ICE_PKG_NAME_SIZE]; +}; + +#define ICE_MIN_S_OFF 12 +#define ICE_MAX_S_OFF 4095 +#define ICE_MIN_S_SZ 1 +#define ICE_MAX_S_SZ 4084 + +/* section information */ +struct ice_section_entry { + __le32 type; + __le16 offset; + __le16 size; +}; + +#define ICE_MIN_S_COUNT 1 +#define ICE_MAX_S_COUNT 511 +#define ICE_MIN_S_DATA_END 12 +#define ICE_MAX_S_DATA_END 4096 + +#define ICE_METADATA_BUF 0x80000000 + +struct ice_buf_hdr { + __le16 section_count; + __le16 data_end; + struct ice_section_entry section_entry[1]; +}; + +#define ICE_MAX_ENTRIES_IN_BUF(hd_sz, ent_sz) ((ICE_PKG_BUF_SIZE - \ + sizeof(struct ice_buf_hdr) - (hd_sz)) / (ent_sz)) + +/* ice package section IDs */ +#define ICE_SID_XLT1_SW 12 +#define ICE_SID_XLT2_SW 13 +#define ICE_SID_PROFID_TCAM_SW 14 +#define ICE_SID_PROFID_REDIR_SW 15 +#define ICE_SID_FLD_VEC_SW 16 + +#define ICE_SID_XLT1_ACL 22 +#define ICE_SID_XLT2_ACL 23 +#define ICE_SID_PROFID_TCAM_ACL 24 +#define ICE_SID_PROFID_REDIR_ACL 25 +#define ICE_SID_FLD_VEC_ACL 26 + +#define ICE_SID_XLT1_FD 32 +#define ICE_SID_XLT2_FD 33 +#define ICE_SID_PROFID_TCAM_FD 34 +#define ICE_SID_PROFID_REDIR_FD 35 +#define ICE_SID_FLD_VEC_FD 36 + +#define ICE_SID_XLT1_RSS 42 +#define ICE_SID_XLT2_RSS 43 +#define ICE_SID_PROFID_TCAM_RSS 44 +#define ICE_SID_PROFID_REDIR_RSS 45 +#define ICE_SID_FLD_VEC_RSS 46 + +#define ICE_SID_RXPARSER_BOOST_TCAM 56 + +#define ICE_SID_XLT1_PE 82 +#define ICE_SID_XLT2_PE 83 +#define ICE_SID_PROFID_TCAM_PE 84 +#define ICE_SID_PROFID_REDIR_PE 85 +#define ICE_SID_FLD_VEC_PE 86 + +/* Label Metadata section IDs */ +#define ICE_SID_LBL_FIRST 0x80000010 +#define ICE_SID_LBL_RXPARSER_TMEM 0x80000018 +/* The following define MUST be updated to reflect the last label section ID */ +#define ICE_SID_LBL_LAST 0x80000038 + +enum ice_block { + ICE_BLK_SW = 0, + ICE_BLK_ACL, + ICE_BLK_FD, + ICE_BLK_RSS, + ICE_BLK_PE, + ICE_BLK_COUNT +}; + +/* package labels */ +struct ice_label { + __le16 value; +#define ICE_PKG_LABEL_SIZE 64 + char name[ICE_PKG_LABEL_SIZE]; +}; + +struct ice_label_section { + __le16 count; + struct ice_label label[1]; +}; + +#define ICE_MAX_LABELS_IN_BUF ICE_MAX_ENTRIES_IN_BUF( \ + sizeof(struct ice_label_section) - sizeof(struct ice_label), \ + sizeof(struct ice_label)) + +struct ice_sw_fv_section { + __le16 count; + __le16 base_offset; + struct ice_fv fv[1]; +}; + +/* The BOOST TCAM stores the match packet header in reverse order, meaning + * the fields are reversed; in addition, this means that the normally big endian + * fields of the packet are now little endian. + */ +struct ice_boost_key_value { +#define ICE_BOOST_REMAINING_HV_KEY 15 + u8 remaining_hv_key[ICE_BOOST_REMAINING_HV_KEY]; + __le16 hv_dst_port_key; + __le16 hv_src_port_key; + u8 tcam_search_key; +} __packed; + +struct ice_boost_key { + struct ice_boost_key_value key; + struct ice_boost_key_value key2; +}; + +/* package Boost TCAM entry */ +struct ice_boost_tcam_entry { + __le16 addr; + __le16 reserved; + /* break up the 40 bytes of key into different fields */ + struct ice_boost_key key; + u8 boost_hit_index_group; + /* The following contains bitfields which are not on byte boundaries. + * These fields are currently unused by driver software. + */ +#define ICE_BOOST_BIT_FIELDS 43 + u8 bit_fields[ICE_BOOST_BIT_FIELDS]; +}; + +struct ice_boost_tcam_section { + __le16 count; + __le16 reserved; + struct ice_boost_tcam_entry tcam[1]; +}; + +#define ICE_MAX_BST_TCAMS_IN_BUF ICE_MAX_ENTRIES_IN_BUF( \ + sizeof(struct ice_boost_tcam_section) - \ + sizeof(struct ice_boost_tcam_entry), \ + sizeof(struct ice_boost_tcam_entry)) + +struct ice_xlt1_section { + __le16 count; + __le16 offset; + u8 value[1]; +} __packed; + +struct ice_xlt2_section { + __le16 count; + __le16 offset; + __le16 value[1]; +}; + +struct ice_prof_redir_section { + __le16 count; + __le16 offset; + u8 redir_value[1]; +}; + +struct ice_pkg_enum { + struct ice_buf_table *buf_table; + u32 buf_idx; + + u32 type; + struct ice_buf_hdr *buf; + u32 sect_idx; + void *sect; + u32 sect_type; + + u32 entry_idx; + void *(*handler)(u32 sect_type, void *section, u32 index, u32 *offset); +}; + +struct ice_es { + u32 sid; + u16 count; + u16 fvw; + u16 *ref_count; + struct list_head prof_map; + struct ice_fv_word *t; + struct mutex prof_map_lock; /* protect access to profiles list */ + u8 *written; + u8 reverse; /* set to true to reverse FV order */ +}; + +/* PTYPE Group management */ + +/* Note: XLT1 table takes 13-bit as input, and results in an 8-bit packet type + * group (PTG) ID as output. + * + * Note: PTG 0 is the default packet type group and it is assumed that all PTYPE + * are a part of this group until moved to a new PTG. + */ +#define ICE_DEFAULT_PTG 0 + +struct ice_ptg_entry { + struct ice_ptg_ptype *first_ptype; + u8 in_use; +}; + +struct ice_ptg_ptype { + struct ice_ptg_ptype *next_ptype; + u8 ptg; +}; + +struct ice_vsig_entry { + struct list_head prop_lst; + struct ice_vsig_vsi *first_vsi; + u8 in_use; +}; + +struct ice_vsig_vsi { + struct ice_vsig_vsi *next_vsi; + u32 prop_mask; + u16 changed; + u16 vsig; +}; + +#define ICE_XLT1_CNT 1024 +#define ICE_MAX_PTGS 256 + +/* XLT1 Table */ +struct ice_xlt1 { + struct ice_ptg_entry *ptg_tbl; + struct ice_ptg_ptype *ptypes; + u8 *t; + u32 sid; + u16 count; +}; + +#define ICE_XLT2_CNT 768 +#define ICE_MAX_VSIGS 768 + +/* VSIG bit layout: + * [0:12]: incremental VSIG index 1 to ICE_MAX_VSIGS + * [13:15]: PF number of device + */ +#define ICE_VSIG_IDX_M (0x1FFF) +#define ICE_PF_NUM_S 13 +#define ICE_PF_NUM_M (0x07 << ICE_PF_NUM_S) +#define ICE_VSIG_VALUE(vsig, pf_id) \ + (u16)((((u16)(vsig)) & ICE_VSIG_IDX_M) | \ + (((u16)(pf_id) << ICE_PF_NUM_S) & ICE_PF_NUM_M)) +#define ICE_DEFAULT_VSIG 0 + +/* XLT2 Table */ +struct ice_xlt2 { + struct ice_vsig_entry *vsig_tbl; + struct ice_vsig_vsi *vsis; + u16 *t; + u32 sid; + u16 count; +}; + +/* Keys are made up of two values, each one-half the size of the key. + * For TCAM, the entire key is 80 bits wide (or 2, 40-bit wide values) + */ +#define ICE_TCAM_KEY_VAL_SZ 5 +#define ICE_TCAM_KEY_SZ (2 * ICE_TCAM_KEY_VAL_SZ) + +struct ice_prof_tcam_entry { + __le16 addr; + u8 key[ICE_TCAM_KEY_SZ]; + u8 prof_id; +} __packed; + +struct ice_prof_id_section { + __le16 count; + struct ice_prof_tcam_entry entry[1]; +} __packed; + +struct ice_prof_tcam { + u32 sid; + u16 count; + u16 max_prof_id; + struct ice_prof_tcam_entry *t; + u8 cdid_bits; /* # CDID bits to use in key, 0, 2, 4, or 8 */ +}; + +struct ice_prof_redir { + u8 *t; + u32 sid; + u16 count; +}; + +/* Tables per block */ +struct ice_blk_info { + struct ice_xlt1 xlt1; + struct ice_xlt2 xlt2; + struct ice_prof_tcam prof; + struct ice_prof_redir prof_redir; + struct ice_es es; + u8 overwrite; /* set to true to allow overwrite of table entries */ + u8 is_list_init; +}; + +#endif /* _ICE_FLEX_TYPE_H_ */ |