/* SPDX-License-Identifier: GPL-2.0 */ /* * Thunderbolt control channel messages * * Copyright (C) 2014 Andreas Noever <[email protected]> * Copyright (C) 2017, Intel Corporation */ #ifndef _TB_MSGS #define _TB_MSGS #include <linux/types.h> #include <linux/uuid.h> enum tb_cfg_space { … }; enum tb_cfg_error { … }; /* common header */ struct tb_cfg_header { … } __packed; /* additional header for read/write packets */ struct tb_cfg_address { … } __packed; /* TB_CFG_PKG_READ, response for TB_CFG_PKG_WRITE */ struct cfg_read_pkg { … } __packed; /* TB_CFG_PKG_WRITE, response for TB_CFG_PKG_READ */ struct cfg_write_pkg { … } __packed; /* TB_CFG_PKG_ERROR */ struct cfg_error_pkg { … } __packed; struct cfg_ack_pkg { … }; #define TB_CFG_ERROR_PG_HOT_PLUG … #define TB_CFG_ERROR_PG_HOT_UNPLUG … /* TB_CFG_PKG_EVENT */ struct cfg_event_pkg { … } __packed; /* TB_CFG_PKG_RESET */ struct cfg_reset_pkg { … } __packed; /* ICM messages */ enum icm_pkg_code { … }; enum icm_event_code { … }; struct icm_pkg_header { … }; #define ICM_FLAGS_ERROR … #define ICM_FLAGS_NO_KEY … #define ICM_FLAGS_SLEVEL_SHIFT … #define ICM_FLAGS_SLEVEL_MASK … #define ICM_FLAGS_DUAL_LANE … #define ICM_FLAGS_SPEED_GEN3 … #define ICM_FLAGS_WRITE … struct icm_pkg_driver_ready { … }; /* Falcon Ridge only messages */ struct icm_fr_pkg_driver_ready_response { … }; #define ICM_FR_SLEVEL_MASK … /* Falcon Ridge & Alpine Ridge common messages */ struct icm_fr_pkg_get_topology { … }; #define ICM_GET_TOPOLOGY_PACKETS … struct icm_fr_pkg_get_topology_response { … }; #define ICM_SWITCH_USED … #define ICM_SWITCH_UPSTREAM_PORT_MASK … #define ICM_SWITCH_UPSTREAM_PORT_SHIFT … #define ICM_PORT_TYPE_MASK … #define ICM_PORT_INDEX_SHIFT … #define ICM_PORT_INDEX_MASK … struct icm_fr_event_device_connected { … }; #define ICM_LINK_INFO_LINK_MASK … #define ICM_LINK_INFO_DEPTH_SHIFT … #define ICM_LINK_INFO_DEPTH_MASK … #define ICM_LINK_INFO_APPROVED … #define ICM_LINK_INFO_REJECTED … #define ICM_LINK_INFO_BOOT … struct icm_fr_pkg_approve_device { … }; struct icm_fr_event_device_disconnected { … }; struct icm_fr_event_xdomain_connected { … }; struct icm_fr_event_xdomain_disconnected { … }; struct icm_fr_pkg_add_device_key { … }; struct icm_fr_pkg_add_device_key_response { … }; struct icm_fr_pkg_challenge_device { … }; struct icm_fr_pkg_challenge_device_response { … }; struct icm_fr_pkg_approve_xdomain { … }; struct icm_fr_pkg_approve_xdomain_response { … }; /* Alpine Ridge only messages */ struct icm_ar_pkg_driver_ready_response { … }; #define ICM_AR_FLAGS_RTD3 … #define ICM_AR_INFO_SLEVEL_MASK … #define ICM_AR_INFO_BOOT_ACL_SHIFT … #define ICM_AR_INFO_BOOT_ACL_MASK … #define ICM_AR_INFO_BOOT_ACL_SUPPORTED … struct icm_ar_pkg_get_route { … }; struct icm_ar_pkg_get_route_response { … }; struct icm_ar_boot_acl_entry { … }; #define ICM_AR_PREBOOT_ACL_ENTRIES … struct icm_ar_pkg_preboot_acl { … }; struct icm_ar_pkg_preboot_acl_response { … }; /* Titan Ridge messages */ struct icm_tr_pkg_driver_ready_response { … }; #define ICM_TR_FLAGS_RTD3 … #define ICM_TR_INFO_SLEVEL_MASK … #define ICM_TR_INFO_PROTO_VERSION_MASK … #define ICM_TR_INFO_PROTO_VERSION_SHIFT … #define ICM_TR_INFO_BOOT_ACL_SHIFT … #define ICM_TR_INFO_BOOT_ACL_MASK … struct icm_tr_event_device_connected { … }; struct icm_tr_event_device_disconnected { … }; struct icm_tr_event_xdomain_connected { … }; struct icm_tr_event_xdomain_disconnected { … }; struct icm_tr_pkg_approve_device { … }; struct icm_tr_pkg_add_device_key { … }; struct icm_tr_pkg_challenge_device { … }; struct icm_tr_pkg_approve_xdomain { … }; struct icm_tr_pkg_disconnect_xdomain { … }; struct icm_tr_pkg_challenge_device_response { … }; struct icm_tr_pkg_add_device_key_response { … }; struct icm_tr_pkg_approve_xdomain_response { … }; struct icm_tr_pkg_disconnect_xdomain_response { … }; /* Ice Lake messages */ struct icm_icl_event_rtd3_veto { … }; /* USB4 ICM messages */ struct icm_usb4_switch_op { … }; #define ICM_USB4_SWITCH_DATA_LEN_MASK … #define ICM_USB4_SWITCH_DATA_VALID … struct icm_usb4_switch_op_response { … }; /* XDomain messages */ struct tb_xdomain_header { … }; #define TB_XDOMAIN_LENGTH_MASK … #define TB_XDOMAIN_SN_MASK … #define TB_XDOMAIN_SN_SHIFT … enum tb_xdp_type { … }; struct tb_xdp_header { … }; struct tb_xdp_error_response { … }; struct tb_xdp_link_state_status { … }; struct tb_xdp_link_state_status_response { … }; struct tb_xdp_link_state_change { … }; struct tb_xdp_link_state_change_response { … }; struct tb_xdp_uuid { … }; struct tb_xdp_uuid_response { … }; struct tb_xdp_properties { … }; struct tb_xdp_properties_response { … }; /* * Max length of data array single XDomain property response is allowed * to carry. */ #define TB_XDP_PROPERTIES_MAX_DATA_LENGTH … /* Maximum size of the total property block in dwords we allow */ #define TB_XDP_PROPERTIES_MAX_LENGTH … struct tb_xdp_properties_changed { … }; struct tb_xdp_properties_changed_response { … }; enum tb_xdp_error { … }; #endif
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