| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Mika Westerberg | 1357 | 76.71% | 16 | 76.19% |
| Andreas Noever | 228 | 12.89% | 1 | 4.76% |
| Radion Mirchevsky | 124 | 7.01% | 1 | 4.76% |
| Kees Cook | 45 | 2.54% | 1 | 4.76% |
| Christoph Hellwig | 11 | 0.62% | 1 | 4.76% |
| Yehezkel Bernat | 4 | 0.23% | 1 | 4.76% |
| Total | 1769 | 21 |
/* SPDX-License-Identifier: GPL-2.0 */ /* * Thunderbolt control channel messages * * Copyright (C) 2014 Andreas Noever <andreas.noever@gmail.com> * Copyright (C) 2017, Intel Corporation */ #ifndef _TB_MSGS #define _TB_MSGS #include <linux/types.h> #include <linux/uuid.h> enum tb_cfg_space { TB_CFG_HOPS = 0, TB_CFG_PORT = 1, TB_CFG_SWITCH = 2, TB_CFG_COUNTERS = 3, }; enum tb_cfg_error { TB_CFG_ERROR_PORT_NOT_CONNECTED = 0, TB_CFG_ERROR_LINK_ERROR = 1, TB_CFG_ERROR_INVALID_CONFIG_SPACE = 2, TB_CFG_ERROR_NO_SUCH_PORT = 4, TB_CFG_ERROR_ACK_PLUG_EVENT = 7, /* send as reply to TB_CFG_PKG_EVENT */ TB_CFG_ERROR_LOOP = 8, TB_CFG_ERROR_HEC_ERROR_DETECTED = 12, TB_CFG_ERROR_FLOW_CONTROL_ERROR = 13, TB_CFG_ERROR_LOCK = 15, }; /* common header */ struct tb_cfg_header { u32 route_hi:22; u32 unknown:10; /* highest order bit is set on replies */ u32 route_lo; } __packed; /* additional header for read/write packets */ struct tb_cfg_address { u32 offset:13; /* in dwords */ u32 length:6; /* in dwords */ u32 port:6; enum tb_cfg_space space:2; u32 seq:2; /* sequence number */ u32 zero:3; } __packed; /* TB_CFG_PKG_READ, response for TB_CFG_PKG_WRITE */ struct cfg_read_pkg { struct tb_cfg_header header; struct tb_cfg_address addr; } __packed; /* TB_CFG_PKG_WRITE, response for TB_CFG_PKG_READ */ struct cfg_write_pkg { struct tb_cfg_header header; struct tb_cfg_address addr; u32 data[64]; /* maximum size, tb_cfg_address.length has 6 bits */ } __packed; /* TB_CFG_PKG_ERROR */ struct cfg_error_pkg { struct tb_cfg_header header; enum tb_cfg_error error:4; u32 zero1:4; u32 port:6; u32 zero2:2; /* Both should be zero, still they are different fields. */ u32 zero3:14; u32 pg:2; } __packed; #define TB_CFG_ERROR_PG_HOT_PLUG 0x2 #define TB_CFG_ERROR_PG_HOT_UNPLUG 0x3 /* TB_CFG_PKG_EVENT */ struct cfg_event_pkg { struct tb_cfg_header header; u32 port:6; u32 zero:25; bool unplug:1; } __packed; /* TB_CFG_PKG_RESET */ struct cfg_reset_pkg { struct tb_cfg_header header; } __packed; /* TB_CFG_PKG_PREPARE_TO_SLEEP */ struct cfg_pts_pkg { struct tb_cfg_header header; u32 data; } __packed; /* ICM messages */ enum icm_pkg_code { ICM_GET_TOPOLOGY = 0x1, ICM_DRIVER_READY = 0x3, ICM_APPROVE_DEVICE = 0x4, ICM_CHALLENGE_DEVICE = 0x5, ICM_ADD_DEVICE_KEY = 0x6, ICM_GET_ROUTE = 0xa, ICM_APPROVE_XDOMAIN = 0x10, ICM_DISCONNECT_XDOMAIN = 0x11, ICM_PREBOOT_ACL = 0x18, ICM_USB4_SWITCH_OP = 0x20, }; enum icm_event_code { ICM_EVENT_DEVICE_CONNECTED = 0x3, ICM_EVENT_DEVICE_DISCONNECTED = 0x4, ICM_EVENT_XDOMAIN_CONNECTED = 0x6, ICM_EVENT_XDOMAIN_DISCONNECTED = 0x7, ICM_EVENT_RTD3_VETO = 0xa, }; struct icm_pkg_header { u8 code; u8 flags; u8 packet_id; u8 total_packets; }; #define ICM_FLAGS_ERROR BIT(0) #define ICM_FLAGS_NO_KEY BIT(1) #define ICM_FLAGS_SLEVEL_SHIFT 3 #define ICM_FLAGS_SLEVEL_MASK GENMASK(4, 3) #define ICM_FLAGS_DUAL_LANE BIT(5) #define ICM_FLAGS_SPEED_GEN3 BIT(7) #define ICM_FLAGS_WRITE BIT(7) struct icm_pkg_driver_ready { struct icm_pkg_header hdr; }; /* Falcon Ridge only messages */ struct icm_fr_pkg_driver_ready_response { struct icm_pkg_header hdr; u8 romver; u8 ramver; u16 security_level; }; #define ICM_FR_SLEVEL_MASK 0xf /* Falcon Ridge & Alpine Ridge common messages */ struct icm_fr_pkg_get_topology { struct icm_pkg_header hdr; }; #define ICM_GET_TOPOLOGY_PACKETS 14 struct icm_fr_pkg_get_topology_response { struct icm_pkg_header hdr; u32 route_lo; u32 route_hi; u8 first_data; u8 second_data; u8 drom_i2c_address_index; u8 switch_index; u32 reserved[2]; u32 ports[16]; u32 port_hop_info[16]; }; #define ICM_SWITCH_USED BIT(0) #define ICM_SWITCH_UPSTREAM_PORT_MASK GENMASK(7, 1) #define ICM_SWITCH_UPSTREAM_PORT_SHIFT 1 #define ICM_PORT_TYPE_MASK GENMASK(23, 0) #define ICM_PORT_INDEX_SHIFT 24 #define ICM_PORT_INDEX_MASK GENMASK(31, 24) struct icm_fr_event_device_connected { struct icm_pkg_header hdr; uuid_t ep_uuid; u8 connection_key; u8 connection_id; u16 link_info; u32 ep_name[55]; }; #define ICM_LINK_INFO_LINK_MASK 0x7 #define ICM_LINK_INFO_DEPTH_SHIFT 4 #define ICM_LINK_INFO_DEPTH_MASK GENMASK(7, 4) #define ICM_LINK_INFO_APPROVED BIT(8) #define ICM_LINK_INFO_REJECTED BIT(9) #define ICM_LINK_INFO_BOOT BIT(10) struct icm_fr_pkg_approve_device { struct icm_pkg_header hdr; uuid_t ep_uuid; u8 connection_key; u8 connection_id; u16 reserved; }; struct icm_fr_event_device_disconnected { struct icm_pkg_header hdr; u16 reserved; u16 link_info; }; struct icm_fr_event_xdomain_connected { struct icm_pkg_header hdr; u16 reserved; u16 link_info; uuid_t remote_uuid; uuid_t local_uuid; u32 local_route_hi; u32 local_route_lo; u32 remote_route_hi; u32 remote_route_lo; }; struct icm_fr_event_xdomain_disconnected { struct icm_pkg_header hdr; u16 reserved; u16 link_info; uuid_t remote_uuid; }; struct icm_fr_pkg_add_device_key { struct icm_pkg_header hdr; uuid_t ep_uuid; u8 connection_key; u8 connection_id; u16 reserved; u32 key[8]; }; struct icm_fr_pkg_add_device_key_response { struct icm_pkg_header hdr; uuid_t ep_uuid; u8 connection_key; u8 connection_id; u16 reserved; }; struct icm_fr_pkg_challenge_device { struct icm_pkg_header hdr; uuid_t ep_uuid; u8 connection_key; u8 connection_id; u16 reserved; u32 challenge[8]; }; struct icm_fr_pkg_challenge_device_response { struct icm_pkg_header hdr; uuid_t ep_uuid; u8 connection_key; u8 connection_id; u16 reserved; u32 challenge[8]; u32 response[8]; }; struct icm_fr_pkg_approve_xdomain { struct icm_pkg_header hdr; u16 reserved; u16 link_info; uuid_t remote_uuid; u16 transmit_path; u16 transmit_ring; u16 receive_path; u16 receive_ring; }; struct icm_fr_pkg_approve_xdomain_response { struct icm_pkg_header hdr; u16 reserved; u16 link_info; uuid_t remote_uuid; u16 transmit_path; u16 transmit_ring; u16 receive_path; u16 receive_ring; }; /* Alpine Ridge only messages */ struct icm_ar_pkg_driver_ready_response { struct icm_pkg_header hdr; u8 romver; u8 ramver; u16 info; }; #define ICM_AR_FLAGS_RTD3 BIT(6) #define ICM_AR_INFO_SLEVEL_MASK GENMASK(3, 0) #define ICM_AR_INFO_BOOT_ACL_SHIFT 7 #define ICM_AR_INFO_BOOT_ACL_MASK GENMASK(11, 7) #define ICM_AR_INFO_BOOT_ACL_SUPPORTED BIT(13) struct icm_ar_pkg_get_route { struct icm_pkg_header hdr; u16 reserved; u16 link_info; }; struct icm_ar_pkg_get_route_response { struct icm_pkg_header hdr; u16 reserved; u16 link_info; u32 route_hi; u32 route_lo; }; struct icm_ar_boot_acl_entry { u32 uuid_lo; u32 uuid_hi; }; #define ICM_AR_PREBOOT_ACL_ENTRIES 16 struct icm_ar_pkg_preboot_acl { struct icm_pkg_header hdr; struct icm_ar_boot_acl_entry acl[ICM_AR_PREBOOT_ACL_ENTRIES]; }; struct icm_ar_pkg_preboot_acl_response { struct icm_pkg_header hdr; struct icm_ar_boot_acl_entry acl[ICM_AR_PREBOOT_ACL_ENTRIES]; }; /* Titan Ridge messages */ struct icm_tr_pkg_driver_ready_response { struct icm_pkg_header hdr; u16 reserved1; u16 info; u32 nvm_version; u16 device_id; u16 reserved2; }; #define ICM_TR_FLAGS_RTD3 BIT(6) #define ICM_TR_INFO_SLEVEL_MASK GENMASK(2, 0) #define ICM_TR_INFO_PROTO_VERSION_MASK GENMASK(6, 4) #define ICM_TR_INFO_PROTO_VERSION_SHIFT 4 #define ICM_TR_INFO_BOOT_ACL_SHIFT 7 #define ICM_TR_INFO_BOOT_ACL_MASK GENMASK(12, 7) struct icm_tr_event_device_connected { struct icm_pkg_header hdr; uuid_t ep_uuid; u32 route_hi; u32 route_lo; u8 connection_id; u8 reserved; u16 link_info; u32 ep_name[55]; }; struct icm_tr_event_device_disconnected { struct icm_pkg_header hdr; u32 route_hi; u32 route_lo; }; struct icm_tr_event_xdomain_connected { struct icm_pkg_header hdr; u16 reserved; u16 link_info; uuid_t remote_uuid; uuid_t local_uuid; u32 local_route_hi; u32 local_route_lo; u32 remote_route_hi; u32 remote_route_lo; }; struct icm_tr_event_xdomain_disconnected { struct icm_pkg_header hdr; u32 route_hi; u32 route_lo; uuid_t remote_uuid; }; struct icm_tr_pkg_approve_device { struct icm_pkg_header hdr; uuid_t ep_uuid; u32 route_hi; u32 route_lo; u8 connection_id; u8 reserved1[3]; }; struct icm_tr_pkg_add_device_key { struct icm_pkg_header hdr; uuid_t ep_uuid; u32 route_hi; u32 route_lo; u8 connection_id; u8 reserved[3]; u32 key[8]; }; struct icm_tr_pkg_challenge_device { struct icm_pkg_header hdr; uuid_t ep_uuid; u32 route_hi; u32 route_lo; u8 connection_id; u8 reserved[3]; u32 challenge[8]; }; struct icm_tr_pkg_approve_xdomain { struct icm_pkg_header hdr; u32 route_hi; u32 route_lo; uuid_t remote_uuid; u16 transmit_path; u16 transmit_ring; u16 receive_path; u16 receive_ring; }; struct icm_tr_pkg_disconnect_xdomain { struct icm_pkg_header hdr; u8 stage; u8 reserved[3]; u32 route_hi; u32 route_lo; uuid_t remote_uuid; }; struct icm_tr_pkg_challenge_device_response { struct icm_pkg_header hdr; uuid_t ep_uuid; u32 route_hi; u32 route_lo; u8 connection_id; u8 reserved[3]; u32 challenge[8]; u32 response[8]; }; struct icm_tr_pkg_add_device_key_response { struct icm_pkg_header hdr; uuid_t ep_uuid; u32 route_hi; u32 route_lo; u8 connection_id; u8 reserved[3]; }; struct icm_tr_pkg_approve_xdomain_response { struct icm_pkg_header hdr; u32 route_hi; u32 route_lo; uuid_t remote_uuid; u16 transmit_path; u16 transmit_ring; u16 receive_path; u16 receive_ring; }; struct icm_tr_pkg_disconnect_xdomain_response { struct icm_pkg_header hdr; u8 stage; u8 reserved[3]; u32 route_hi; u32 route_lo; uuid_t remote_uuid; }; /* Ice Lake messages */ struct icm_icl_event_rtd3_veto { struct icm_pkg_header hdr; u32 veto_reason; }; /* USB4 ICM messages */ struct icm_usb4_switch_op { struct icm_pkg_header hdr; u32 route_hi; u32 route_lo; u32 metadata; u16 opcode; u16 data_len_valid; u32 data[16]; }; #define ICM_USB4_SWITCH_DATA_LEN_MASK GENMASK(3, 0) #define ICM_USB4_SWITCH_DATA_VALID BIT(4) struct icm_usb4_switch_op_response { struct icm_pkg_header hdr; u32 route_hi; u32 route_lo; u32 metadata; u16 opcode; u16 status; u32 data[16]; }; /* XDomain messages */ struct tb_xdomain_header { u32 route_hi; u32 route_lo; u32 length_sn; }; #define TB_XDOMAIN_LENGTH_MASK GENMASK(5, 0) #define TB_XDOMAIN_SN_MASK GENMASK(28, 27) #define TB_XDOMAIN_SN_SHIFT 27 enum tb_xdp_type { UUID_REQUEST_OLD = 1, UUID_RESPONSE = 2, PROPERTIES_REQUEST, PROPERTIES_RESPONSE, PROPERTIES_CHANGED_REQUEST, PROPERTIES_CHANGED_RESPONSE, ERROR_RESPONSE, UUID_REQUEST = 12, LINK_STATE_STATUS_REQUEST = 15, LINK_STATE_STATUS_RESPONSE, LINK_STATE_CHANGE_REQUEST, LINK_STATE_CHANGE_RESPONSE, }; struct tb_xdp_header { struct tb_xdomain_header xd_hdr; uuid_t uuid; u32 type; }; struct tb_xdp_error_response { struct tb_xdp_header hdr; u32 error; }; struct tb_xdp_link_state_status { struct tb_xdp_header hdr; }; struct tb_xdp_link_state_status_response { union { struct tb_xdp_error_response err; struct { struct tb_xdp_header hdr; u32 status; u8 slw; u8 tlw; u8 sls; u8 tls; }; }; }; struct tb_xdp_link_state_change { struct tb_xdp_header hdr; u8 tlw; u8 tls; u16 reserved; }; struct tb_xdp_link_state_change_response { union { struct tb_xdp_error_response err; struct { struct tb_xdp_header hdr; u32 status; }; }; }; struct tb_xdp_uuid { struct tb_xdp_header hdr; }; struct tb_xdp_uuid_response { union { struct tb_xdp_error_response err; struct { struct tb_xdp_header hdr; uuid_t src_uuid; u32 src_route_hi; u32 src_route_lo; }; }; }; struct tb_xdp_properties { struct tb_xdp_header hdr; uuid_t src_uuid; uuid_t dst_uuid; u16 offset; u16 reserved; }; struct tb_xdp_properties_response { union { struct tb_xdp_error_response err; struct { struct tb_xdp_header hdr; uuid_t src_uuid; uuid_t dst_uuid; u16 offset; u16 data_length; u32 generation; u32 data[]; }; }; }; /* * Max length of data array single XDomain property response is allowed * to carry. */ #define TB_XDP_PROPERTIES_MAX_DATA_LENGTH \ (((256 - 4 - sizeof(struct tb_xdp_properties_response))) / 4) /* Maximum size of the total property block in dwords we allow */ #define TB_XDP_PROPERTIES_MAX_LENGTH 500 struct tb_xdp_properties_changed { struct tb_xdp_header hdr; uuid_t src_uuid; }; struct tb_xdp_properties_changed_response { union { struct tb_xdp_error_response err; struct tb_xdp_header hdr; }; }; enum tb_xdp_error { ERROR_SUCCESS, ERROR_UNKNOWN_PACKET, ERROR_UNKNOWN_DOMAIN, ERROR_NOT_SUPPORTED, ERROR_NOT_READY, }; #endif
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