kernel/drivers/net/ethernet/intel/ice/ice_parser.c, branch linux-6.18.y

ice: add API for parser profile initialization

2024-08-13T21:51:28Z

Add API ice_parser_profile_init() to init a parser profile based on a parser result and a mask buffer. The ice_parser_profile struct is used by the low level FXP engine to create HW profile/field vectors. Reviewed-by: Marcin Szycik Signed-off-by: Qi Zhang Signed-off-by: Junfeng Guo Signed-off-by: Ahmed Zaki Tested-by: Rafal Romanowski Reviewed-by: Simon Horman Signed-off-by: Tony Nguyen

ice: add UDP tunnels support to the parser

2024-08-13T21:51:28Z

Add support for the vxlan, geneve, ecpri UDP tunnels through the following APIs: - ice_parser_vxlan_tunnel_set() - ice_parser_geneve_tunnel_set() - ice_parser_ecpri_tunnel_set() Reviewed-by: Simon Horman Reviewed-by: Marcin Szycik Signed-off-by: Qi Zhang Signed-off-by: Junfeng Guo Signed-off-by: Ahmed Zaki Tested-by: Rafal Romanowski Signed-off-by: Tony Nguyen

ice: support turning on/off the parser's double vlan mode

2024-08-13T21:51:28Z

Add API ice_parser_dvm_set() to support turning on/off the parser's double vlan mode. Reviewed-by: Marcin Szycik Signed-off-by: Qi Zhang Signed-off-by: Junfeng Guo Co-developed-by: Ahmed Zaki Signed-off-by: Ahmed Zaki Tested-by: Rafal Romanowski Reviewed-by: Simon Horman Signed-off-by: Tony Nguyen

ice: add parser execution main loop

2024-08-13T21:51:28Z

Implement the core work of the runtime parser via: - ice_parser_rt_execute() - ice_parser_rt_reset() - ice_parser_rt_pkt_buf_set() Reviewed-by: Marcin Szycik Signed-off-by: Qi Zhang Signed-off-by: Junfeng Guo Signed-off-by: Ahmed Zaki Tested-by: Rafal Romanowski Reviewed-by: Simon Horman Signed-off-by: Tony Nguyen

ice: add parser internal helper functions

2024-08-13T21:51:28Z

Add the following internal helper functions: - ice_bst_tcam_match(): to perform ternary match on boost TCAM. - ice_pg_cam_match(): to perform parse graph key match in cam table. - ice_pg_nm_cam_match(): to perform parse graph key no match in cam table. - ice_ptype_mk_tcam_match(): to perform ptype markers match in tcam table. - ice_flg_redirect(): to redirect parser flags to packet flags. - ice_xlt_kb_flag_get(): to aggregate 64 bit packet flag into 16 bit key builder flags. Reviewed-by: Simon Horman Reviewed-by: Aleksandr Loktionov Reviewed-by: Wojciech Drewek Reviewed-by: Marcin Szycik Signed-off-by: Qi Zhang Signed-off-by: Junfeng Guo Signed-off-by: Ahmed Zaki Tested-by: Rafal Romanowski Signed-off-by: Tony Nguyen

ice: add debugging functions for the parser sections

2024-08-13T21:51:28Z

Add debug for all parser sections. Reviewed-by: Marcin Szycik Signed-off-by: Qi Zhang Signed-off-by: Junfeng Guo Signed-off-by: Ahmed Zaki Tested-by: Rafal Romanowski Signed-off-by: Tony Nguyen

ice: parse and init various DDP parser sections

2024-08-13T21:51:28Z

Parse the following DDP sections: - ICE_SID_RXPARSER_IMEM into an array of struct ice_imem_item - ICE_SID_RXPARSER_METADATA_INIT into an array of struct ice_metainit_item - ICE_SID_RXPARSER_CAM or ICE_SID_RXPARSER_PG_SPILL into an array of struct ice_pg_cam_item - ICE_SID_RXPARSER_NOMATCH_CAM or ICE_SID_RXPARSER_NOMATCH_SPILL into an array of struct ice_pg_nm_cam_item - ICE_SID_RXPARSER_CAM into an array of ice_bst_tcam_item - ICE_SID_LBL_RXPARSER_TMEM into an array of ice_lbl_item - ICE_SID_RXPARSER_MARKER_PTYPE into an array of ice_ptype_mk_tcam_item - ICE_SID_RXPARSER_MARKER_GRP into an array of ice_mk_grp_item - ICE_SID_RXPARSER_PROTO_GRP into an array of ice_proto_grp_item - ICE_SID_RXPARSER_FLAG_REDIR into an array of ice_flg_rd_item - ICE_SID_XLT_KEY_BUILDER_SW, ICE_SID_XLT_KEY_BUILDER_ACL, ICE_SID_XLT_KEY_BUILDER_FD and ICE_SID_XLT_KEY_BUILDER_RSS into struct ice_xlt_kb Reviewed-by: Marcin Szycik Signed-off-by: Qi Zhang Signed-off-by: Junfeng Guo Co-developed-by: Ahmed Zaki Signed-off-by: Ahmed Zaki Tested-by: Rafal Romanowski Reviewed-by: Simon Horman Signed-off-by: Tony Nguyen

ice: add parser create and destroy skeleton

2024-08-13T21:51:28Z

Add new parser module which can parse a packet in binary and generate information like ptype, protocol/offset pairs and flags which can be later used to feed the FXP profile creation directly. Add skeleton of the create and destroy APIs: ice_parser_create() ice_parser_destroy() Reviewed-by: Simon Horman Reviewed-by: Marcin Szycik Reviewed-by: Wojciech Drewek Signed-off-by: Qi Zhang Signed-off-by: Junfeng Guo Co-developed-by: Ahmed Zaki Signed-off-by: Ahmed Zaki Tested-by: Rafal Romanowski Signed-off-by: Tony Nguyen