520 строки
16 KiB
C
520 строки
16 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright 2015-2017 Google, Inc
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*/
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#ifndef __LINUX_USB_PD_VDO_H
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#define __LINUX_USB_PD_VDO_H
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#include "pd.h"
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/*
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* VDO : Vendor Defined Message Object
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* VDM object is minimum of VDM header + 6 additional data objects.
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*/
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#define VDO_MAX_OBJECTS 6
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#define VDO_MAX_SIZE (VDO_MAX_OBJECTS + 1)
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/*
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* VDM header
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* ----------
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* <31:16> :: SVID
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* <15> :: VDM type ( 1b == structured, 0b == unstructured )
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* <14:13> :: Structured VDM version
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* <12:11> :: reserved
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* <10:8> :: object position (1-7 valid ... used for enter/exit mode only)
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* <7:6> :: command type (SVDM only?)
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* <5> :: reserved (SVDM), command type (UVDM)
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* <4:0> :: command
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*/
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#define VDO(vid, type, ver, custom) \
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(((vid) << 16) | \
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((type) << 15) | \
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((ver) << 13) | \
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((custom) & 0x7FFF))
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#define VDO_SVDM_TYPE (1 << 15)
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#define VDO_SVDM_VERS(x) ((x) << 13)
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#define VDO_OPOS(x) ((x) << 8)
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#define VDO_CMDT(x) ((x) << 6)
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#define VDO_SVDM_VERS_MASK VDO_SVDM_VERS(0x3)
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#define VDO_OPOS_MASK VDO_OPOS(0x7)
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#define VDO_CMDT_MASK VDO_CMDT(0x3)
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#define CMDT_INIT 0
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#define CMDT_RSP_ACK 1
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#define CMDT_RSP_NAK 2
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#define CMDT_RSP_BUSY 3
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/* reserved for SVDM ... for Google UVDM */
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#define VDO_SRC_INITIATOR (0 << 5)
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#define VDO_SRC_RESPONDER (1 << 5)
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#define CMD_DISCOVER_IDENT 1
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#define CMD_DISCOVER_SVID 2
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#define CMD_DISCOVER_MODES 3
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#define CMD_ENTER_MODE 4
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#define CMD_EXIT_MODE 5
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#define CMD_ATTENTION 6
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#define VDO_CMD_VENDOR(x) (((0x10 + (x)) & 0x1f))
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/* ChromeOS specific commands */
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#define VDO_CMD_VERSION VDO_CMD_VENDOR(0)
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#define VDO_CMD_SEND_INFO VDO_CMD_VENDOR(1)
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#define VDO_CMD_READ_INFO VDO_CMD_VENDOR(2)
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#define VDO_CMD_REBOOT VDO_CMD_VENDOR(5)
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#define VDO_CMD_FLASH_ERASE VDO_CMD_VENDOR(6)
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#define VDO_CMD_FLASH_WRITE VDO_CMD_VENDOR(7)
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#define VDO_CMD_ERASE_SIG VDO_CMD_VENDOR(8)
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#define VDO_CMD_PING_ENABLE VDO_CMD_VENDOR(10)
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#define VDO_CMD_CURRENT VDO_CMD_VENDOR(11)
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#define VDO_CMD_FLIP VDO_CMD_VENDOR(12)
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#define VDO_CMD_GET_LOG VDO_CMD_VENDOR(13)
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#define VDO_CMD_CCD_EN VDO_CMD_VENDOR(14)
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#define PD_VDO_VID(vdo) ((vdo) >> 16)
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#define PD_VDO_SVDM(vdo) (((vdo) >> 15) & 1)
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#define PD_VDO_SVDM_VER(vdo) (((vdo) >> 13) & 0x3)
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#define PD_VDO_OPOS(vdo) (((vdo) >> 8) & 0x7)
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#define PD_VDO_CMD(vdo) ((vdo) & 0x1f)
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#define PD_VDO_CMDT(vdo) (((vdo) >> 6) & 0x3)
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/*
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* SVDM Identity request -> response
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*
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* Request is simply properly formatted SVDM header
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*
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* Response is 4 data objects:
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* [0] :: SVDM header
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* [1] :: Identitiy header
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* [2] :: Cert Stat VDO
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* [3] :: (Product | Cable) VDO
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* [4] :: AMA VDO
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*
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*/
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#define VDO_INDEX_HDR 0
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#define VDO_INDEX_IDH 1
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#define VDO_INDEX_CSTAT 2
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#define VDO_INDEX_CABLE 3
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#define VDO_INDEX_PRODUCT 3
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#define VDO_INDEX_AMA 4
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/*
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* SVDM Identity Header
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* --------------------
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* <31> :: data capable as a USB host
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* <30> :: data capable as a USB device
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* <29:27> :: product type (UFP / Cable / VPD)
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* <26> :: modal operation supported (1b == yes)
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* <25:23> :: product type (DFP) (SVDM version 2.0+ only; set to zero in version 1.0)
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* <22:21> :: connector type (SVDM version 2.0+ only; set to zero in version 1.0)
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* <20:16> :: Reserved, Shall be set to zero
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* <15:0> :: USB-IF assigned VID for this cable vendor
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*/
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/* PD Rev2.0 definition */
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#define IDH_PTYPE_UNDEF 0
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/* SOP Product Type (UFP) */
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#define IDH_PTYPE_NOT_UFP 0
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#define IDH_PTYPE_HUB 1
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#define IDH_PTYPE_PERIPH 2
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#define IDH_PTYPE_PSD 3
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#define IDH_PTYPE_AMA 5
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/* SOP' Product Type (Cable Plug / VPD) */
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#define IDH_PTYPE_NOT_CABLE 0
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#define IDH_PTYPE_PCABLE 3
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#define IDH_PTYPE_ACABLE 4
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#define IDH_PTYPE_VPD 6
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/* SOP Product Type (DFP) */
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#define IDH_PTYPE_NOT_DFP 0
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#define IDH_PTYPE_DFP_HUB 1
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#define IDH_PTYPE_DFP_HOST 2
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#define IDH_PTYPE_DFP_PB 3
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/* ID Header Mask */
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#define IDH_DFP_MASK GENMASK(25, 23)
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#define IDH_CONN_MASK GENMASK(22, 21)
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#define VDO_IDH(usbh, usbd, ufp_cable, is_modal, dfp, conn, vid) \
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((usbh) << 31 | (usbd) << 30 | ((ufp_cable) & 0x7) << 27 \
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| (is_modal) << 26 | ((dfp) & 0x7) << 23 | ((conn) & 0x3) << 21 \
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| ((vid) & 0xffff))
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#define PD_IDH_PTYPE(vdo) (((vdo) >> 27) & 0x7)
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#define PD_IDH_VID(vdo) ((vdo) & 0xffff)
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#define PD_IDH_MODAL_SUPP(vdo) ((vdo) & (1 << 26))
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#define PD_IDH_DFP_PTYPE(vdo) (((vdo) >> 23) & 0x7)
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#define PD_IDH_CONN_TYPE(vdo) (((vdo) >> 21) & 0x3)
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/*
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* Cert Stat VDO
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* -------------
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* <31:0> : USB-IF assigned XID for this cable
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*/
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#define PD_CSTAT_XID(vdo) (vdo)
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#define VDO_CERT(xid) ((xid) & 0xffffffff)
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/*
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* Product VDO
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* -----------
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* <31:16> : USB Product ID
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* <15:0> : USB bcdDevice
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*/
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#define VDO_PRODUCT(pid, bcd) (((pid) & 0xffff) << 16 | ((bcd) & 0xffff))
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#define PD_PRODUCT_PID(vdo) (((vdo) >> 16) & 0xffff)
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/*
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* UFP VDO (PD Revision 3.0+ only)
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* --------
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* <31:29> :: UFP VDO version
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* <28> :: Reserved
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* <27:24> :: Device capability
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* <23:22> :: Connector type (10b == receptacle, 11b == captive plug)
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* <21:11> :: Reserved
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* <10:8> :: Vconn power (AMA only)
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* <7> :: Vconn required (AMA only, 0b == no, 1b == yes)
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* <6> :: Vbus required (AMA only, 0b == yes, 1b == no)
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* <5:3> :: Alternate modes
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* <2:0> :: USB highest speed
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*/
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#define PD_VDO_UFP_DEVCAP(vdo) (((vdo) & GENMASK(27, 24)) >> 24)
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/* UFP VDO Version */
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#define UFP_VDO_VER1_2 2
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/* Device Capability */
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#define DEV_USB2_CAPABLE BIT(0)
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#define DEV_USB2_BILLBOARD BIT(1)
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#define DEV_USB3_CAPABLE BIT(2)
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#define DEV_USB4_CAPABLE BIT(3)
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/* Connector Type */
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#define UFP_RECEPTACLE 2
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#define UFP_CAPTIVE 3
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/* Vconn Power (AMA only, set to AMA_VCONN_NOT_REQ if Vconn is not required) */
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#define AMA_VCONN_PWR_1W 0
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#define AMA_VCONN_PWR_1W5 1
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#define AMA_VCONN_PWR_2W 2
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#define AMA_VCONN_PWR_3W 3
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#define AMA_VCONN_PWR_4W 4
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#define AMA_VCONN_PWR_5W 5
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#define AMA_VCONN_PWR_6W 6
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/* Vconn Required (AMA only) */
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#define AMA_VCONN_NOT_REQ 0
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#define AMA_VCONN_REQ 1
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/* Vbus Required (AMA only) */
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#define AMA_VBUS_REQ 0
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#define AMA_VBUS_NOT_REQ 1
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/* Alternate Modes */
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#define UFP_ALTMODE_NOT_SUPP 0
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#define UFP_ALTMODE_TBT3 BIT(0)
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#define UFP_ALTMODE_RECFG BIT(1)
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#define UFP_ALTMODE_NO_RECFG BIT(2)
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/* USB Highest Speed */
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#define UFP_USB2_ONLY 0
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#define UFP_USB32_GEN1 1
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#define UFP_USB32_4_GEN2 2
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#define UFP_USB4_GEN3 3
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#define VDO_UFP(ver, cap, conn, vcpwr, vcr, vbr, alt, spd) \
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(((ver) & 0x7) << 29 | ((cap) & 0xf) << 24 | ((conn) & 0x3) << 22 \
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| ((vcpwr) & 0x7) << 8 | (vcr) << 7 | (vbr) << 6 | ((alt) & 0x7) << 3 \
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| ((spd) & 0x7))
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/*
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* DFP VDO (PD Revision 3.0+ only)
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* --------
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* <31:29> :: DFP VDO version
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* <28:27> :: Reserved
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* <26:24> :: Host capability
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* <23:22> :: Connector type (10b == receptacle, 11b == captive plug)
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* <21:5> :: Reserved
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* <4:0> :: Port number
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*/
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#define PD_VDO_DFP_HOSTCAP(vdo) (((vdo) & GENMASK(26, 24)) >> 24)
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#define DFP_VDO_VER1_1 1
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#define HOST_USB2_CAPABLE BIT(0)
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#define HOST_USB3_CAPABLE BIT(1)
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#define HOST_USB4_CAPABLE BIT(2)
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#define DFP_RECEPTACLE 2
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#define DFP_CAPTIVE 3
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#define VDO_DFP(ver, cap, conn, pnum) \
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(((ver) & 0x7) << 29 | ((cap) & 0x7) << 24 | ((conn) & 0x3) << 22 \
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| ((pnum) & 0x1f))
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/*
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* Cable VDO (for both Passive and Active Cable VDO in PD Rev2.0)
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* ---------
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* <31:28> :: Cable HW version
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* <27:24> :: Cable FW version
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* <23:20> :: Reserved, Shall be set to zero
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* <19:18> :: type-C to Type-A/B/C/Captive (00b == A, 01 == B, 10 == C, 11 == Captive)
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* <17> :: Reserved, Shall be set to zero
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* <16:13> :: cable latency (0001 == <10ns(~1m length))
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* <12:11> :: cable termination type (11b == both ends active VCONN req)
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* <10> :: SSTX1 Directionality support (0b == fixed, 1b == cfgable)
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* <9> :: SSTX2 Directionality support
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* <8> :: SSRX1 Directionality support
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* <7> :: SSRX2 Directionality support
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* <6:5> :: Vbus current handling capability (01b == 3A, 10b == 5A)
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* <4> :: Vbus through cable (0b == no, 1b == yes)
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* <3> :: SOP" controller present? (0b == no, 1b == yes)
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* <2:0> :: USB SS Signaling support
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*
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* Passive Cable VDO (PD Rev3.0+)
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* ---------
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* <31:28> :: Cable HW version
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* <27:24> :: Cable FW version
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* <23:21> :: VDO version
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* <20> :: Reserved, Shall be set to zero
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* <19:18> :: Type-C to Type-C/Captive (10b == C, 11b == Captive)
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* <17> :: Reserved, Shall be set to zero
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* <16:13> :: cable latency (0001 == <10ns(~1m length))
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* <12:11> :: cable termination type (10b == Vconn not req, 01b == Vconn req)
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* <10:9> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
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* <8:7> :: Reserved, Shall be set to zero
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* <6:5> :: Vbus current handling capability (01b == 3A, 10b == 5A)
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* <4:3> :: Reserved, Shall be set to zero
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* <2:0> :: USB highest speed
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*
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* Active Cable VDO 1 (PD Rev3.0+)
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* ---------
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* <31:28> :: Cable HW version
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* <27:24> :: Cable FW version
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* <23:21> :: VDO version
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* <20> :: Reserved, Shall be set to zero
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* <19:18> :: Connector type (10b == C, 11b == Captive)
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* <17> :: Reserved, Shall be set to zero
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* <16:13> :: cable latency (0001 == <10ns(~1m length))
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* <12:11> :: cable termination type (10b == one end active, 11b == both ends active VCONN req)
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* <10:9> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
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* <8> :: SBU supported (0b == supported, 1b == not supported)
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* <7> :: SBU type (0b == passive, 1b == active)
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* <6:5> :: Vbus current handling capability (01b == 3A, 10b == 5A)
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* <4> :: Vbus through cable (0b == no, 1b == yes)
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* <3> :: SOP" controller present? (0b == no, 1b == yes)
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* <2:0> :: USB highest speed
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*/
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/* Cable VDO Version */
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#define CABLE_VDO_VER1_0 0
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#define CABLE_VDO_VER1_3 3
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/* Connector Type (_ATYPE and _BTYPE are for PD Rev2.0 only) */
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#define CABLE_ATYPE 0
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#define CABLE_BTYPE 1
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#define CABLE_CTYPE 2
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#define CABLE_CAPTIVE 3
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/* Cable Latency */
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#define CABLE_LATENCY_1M 1
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#define CABLE_LATENCY_2M 2
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#define CABLE_LATENCY_3M 3
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#define CABLE_LATENCY_4M 4
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#define CABLE_LATENCY_5M 5
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#define CABLE_LATENCY_6M 6
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#define CABLE_LATENCY_7M 7
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#define CABLE_LATENCY_7M_PLUS 8
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/* Cable Termination Type */
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#define PCABLE_VCONN_NOT_REQ 0
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#define PCABLE_VCONN_REQ 1
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#define ACABLE_ONE_END 2
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#define ACABLE_BOTH_END 3
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/* Maximum Vbus Voltage */
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#define CABLE_MAX_VBUS_20V 0
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#define CABLE_MAX_VBUS_30V 1
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#define CABLE_MAX_VBUS_40V 2
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#define CABLE_MAX_VBUS_50V 3
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/* Active Cable SBU Supported/Type */
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#define ACABLE_SBU_SUPP 0
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#define ACABLE_SBU_NOT_SUPP 1
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#define ACABLE_SBU_PASSIVE 0
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#define ACABLE_SBU_ACTIVE 1
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/* Vbus Current Handling Capability */
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#define CABLE_CURR_DEF 0
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#define CABLE_CURR_3A 1
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#define CABLE_CURR_5A 2
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/* USB SuperSpeed Signaling Support (PD Rev2.0) */
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#define CABLE_USBSS_U2_ONLY 0
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#define CABLE_USBSS_U31_GEN1 1
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#define CABLE_USBSS_U31_GEN2 2
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/* USB Highest Speed */
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#define CABLE_USB2_ONLY 0
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#define CABLE_USB32_GEN1 1
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#define CABLE_USB32_4_GEN2 2
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#define CABLE_USB4_GEN3 3
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#define VDO_CABLE(hw, fw, cbl, lat, term, tx1d, tx2d, rx1d, rx2d, cur, vps, sopp, usbss) \
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(((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 | ((cbl) & 0x3) << 18 \
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| ((lat) & 0x7) << 13 | ((term) & 0x3) << 11 | (tx1d) << 10 \
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| (tx2d) << 9 | (rx1d) << 8 | (rx2d) << 7 | ((cur) & 0x3) << 5 \
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| (vps) << 4 | (sopp) << 3 | ((usbss) & 0x7))
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#define VDO_PCABLE(hw, fw, ver, conn, lat, term, vbm, cur, spd) \
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(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \
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| ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \
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| ((vbm) & 0x3) << 9 | ((cur) & 0x3) << 5 | ((spd) & 0x7))
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#define VDO_ACABLE1(hw, fw, ver, conn, lat, term, vbm, sbu, sbut, cur, vbt, sopp, spd) \
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(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \
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| ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \
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| ((vbm) & 0x3) << 9 | (sbu) << 8 | (sbut) << 7 | ((cur) & 0x3) << 5 \
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| (vbt) << 4 | (sopp) << 3 | ((spd) & 0x7))
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#define VDO_TYPEC_CABLE_TYPE(vdo) (((vdo) >> 18) & 0x3)
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/*
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* Active Cable VDO 2
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* ---------
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* <31:24> :: Maximum operating temperature
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* <23:16> :: Shutdown temperature
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* <15> :: Reserved, Shall be set to zero
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* <14:12> :: U3/CLd power
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* <11> :: U3 to U0 transition mode (0b == direct, 1b == through U3S)
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* <10> :: Physical connection (0b == copper, 1b == optical)
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* <9> :: Active element (0b == redriver, 1b == retimer)
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* <8> :: USB4 supported (0b == yes, 1b == no)
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* <7:6> :: USB2 hub hops consumed
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* <5> :: USB2 supported (0b == yes, 1b == no)
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* <4> :: USB3.2 supported (0b == yes, 1b == no)
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* <3> :: USB lanes supported (0b == one lane, 1b == two lanes)
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* <2> :: Optically isolated active cable (0b == no, 1b == yes)
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* <1> :: Reserved, Shall be set to zero
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* <0> :: USB gen (0b == gen1, 1b == gen2+)
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*/
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/* U3/CLd Power*/
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#define ACAB2_U3_CLD_10MW_PLUS 0
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#define ACAB2_U3_CLD_10MW 1
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#define ACAB2_U3_CLD_5MW 2
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#define ACAB2_U3_CLD_1MW 3
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#define ACAB2_U3_CLD_500UW 4
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#define ACAB2_U3_CLD_200UW 5
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#define ACAB2_U3_CLD_50UW 6
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/* Other Active Cable VDO 2 Fields */
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#define ACAB2_U3U0_DIRECT 0
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#define ACAB2_U3U0_U3S 1
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#define ACAB2_PHY_COPPER 0
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#define ACAB2_PHY_OPTICAL 1
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#define ACAB2_REDRIVER 0
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#define ACAB2_RETIMER 1
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#define ACAB2_USB4_SUPP 0
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#define ACAB2_USB4_NOT_SUPP 1
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#define ACAB2_USB2_SUPP 0
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#define ACAB2_USB2_NOT_SUPP 1
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#define ACAB2_USB32_SUPP 0
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#define ACAB2_USB32_NOT_SUPP 1
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#define ACAB2_LANES_ONE 0
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#define ACAB2_LANES_TWO 1
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#define ACAB2_OPT_ISO_NO 0
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#define ACAB2_OPT_ISO_YES 1
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#define ACAB2_GEN_1 0
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#define ACAB2_GEN_2_PLUS 1
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#define VDO_ACABLE2(mtemp, stemp, u3p, trans, phy, ele, u4, hops, u2, u32, lane, iso, gen) \
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(((mtemp) & 0xff) << 24 | ((stemp) & 0xff) << 16 | ((u3p) & 0x7) << 12 \
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| (trans) << 11 | (phy) << 10 | (ele) << 9 | (u4) << 8 \
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| ((hops) & 0x3) << 6 | (u2) << 5 | (u32) << 4 | (lane) << 3 \
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| (iso) << 2 | (gen))
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|
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/*
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* AMA VDO (PD Rev2.0)
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* ---------
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* <31:28> :: Cable HW version
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* <27:24> :: Cable FW version
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* <23:12> :: Reserved, Shall be set to zero
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* <11> :: SSTX1 Directionality support (0b == fixed, 1b == cfgable)
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* <10> :: SSTX2 Directionality support
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* <9> :: SSRX1 Directionality support
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* <8> :: SSRX2 Directionality support
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* <7:5> :: Vconn power
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* <4> :: Vconn power required
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* <3> :: Vbus power required
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* <2:0> :: USB SS Signaling support
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|
*/
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#define VDO_AMA(hw, fw, tx1d, tx2d, rx1d, rx2d, vcpwr, vcr, vbr, usbss) \
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(((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 \
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| (tx1d) << 11 | (tx2d) << 10 | (rx1d) << 9 | (rx2d) << 8 \
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| ((vcpwr) & 0x7) << 5 | (vcr) << 4 | (vbr) << 3 \
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| ((usbss) & 0x7))
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|
|
|
#define PD_VDO_AMA_VCONN_REQ(vdo) (((vdo) >> 4) & 1)
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#define PD_VDO_AMA_VBUS_REQ(vdo) (((vdo) >> 3) & 1)
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|
|
|
#define AMA_USBSS_U2_ONLY 0
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|
#define AMA_USBSS_U31_GEN1 1
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|
#define AMA_USBSS_U31_GEN2 2
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|
#define AMA_USBSS_BBONLY 3
|
|
|
|
/*
|
|
* VPD VDO
|
|
* ---------
|
|
* <31:28> :: HW version
|
|
* <27:24> :: FW version
|
|
* <23:21> :: VDO version
|
|
* <20:17> :: Reserved, Shall be set to zero
|
|
* <16:15> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
|
|
* <14> :: Charge through current support (0b == 3A, 1b == 5A)
|
|
* <13> :: Reserved, Shall be set to zero
|
|
* <12:7> :: Vbus impedance
|
|
* <6:1> :: Ground impedance
|
|
* <0> :: Charge through support (0b == no, 1b == yes)
|
|
*/
|
|
#define VPD_VDO_VER1_0 0
|
|
#define VPD_MAX_VBUS_20V 0
|
|
#define VPD_MAX_VBUS_30V 1
|
|
#define VPD_MAX_VBUS_40V 2
|
|
#define VPD_MAX_VBUS_50V 3
|
|
#define VPDCT_CURR_3A 0
|
|
#define VPDCT_CURR_5A 1
|
|
#define VPDCT_NOT_SUPP 0
|
|
#define VPDCT_SUPP 1
|
|
|
|
#define VDO_VPD(hw, fw, ver, vbm, curr, vbi, gi, ct) \
|
|
(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \
|
|
| ((vbm) & 0x3) << 15 | (curr) << 14 | ((vbi) & 0x3f) << 7 \
|
|
| ((gi) & 0x3f) << 1 | (ct))
|
|
|
|
/*
|
|
* SVDM Discover SVIDs request -> response
|
|
*
|
|
* Request is properly formatted VDM Header with discover SVIDs command.
|
|
* Response is a set of SVIDs of all supported SVIDs with all zero's to
|
|
* mark the end of SVIDs. If more than 12 SVIDs are supported command SHOULD be
|
|
* repeated.
|
|
*/
|
|
#define VDO_SVID(svid0, svid1) (((svid0) & 0xffff) << 16 | ((svid1) & 0xffff))
|
|
#define PD_VDO_SVID_SVID0(vdo) ((vdo) >> 16)
|
|
#define PD_VDO_SVID_SVID1(vdo) ((vdo) & 0xffff)
|
|
|
|
/* USB-IF SIDs */
|
|
#define USB_SID_PD 0xff00 /* power delivery */
|
|
#define USB_SID_DISPLAYPORT 0xff01
|
|
#define USB_SID_MHL 0xff02 /* Mobile High-Definition Link */
|
|
|
|
/* VDM command timeouts (in ms) */
|
|
|
|
#define PD_T_VDM_UNSTRUCTURED 500
|
|
#define PD_T_VDM_BUSY 100
|
|
#define PD_T_VDM_WAIT_MODE_E 100
|
|
#define PD_T_VDM_SNDR_RSP 30
|
|
#define PD_T_VDM_E_MODE 25
|
|
#define PD_T_VDM_RCVR_RSP 15
|
|
|
|
#endif /* __LINUX_USB_PD_VDO_H */
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