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