1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * Copyright 2015-2017 Google, Inc 4 */ 5 6#ifndef __LINUX_USB_PD_H 7#define __LINUX_USB_PD_H 8 9#include <linux/kernel.h> 10#include <linux/types.h> 11#include <linux/usb/typec.h> 12 13/* USB PD Messages */ 14enum pd_ctrl_msg_type { 15 /* 0 Reserved */ 16 PD_CTRL_GOOD_CRC = 1, 17 PD_CTRL_GOTO_MIN = 2, 18 PD_CTRL_ACCEPT = 3, 19 PD_CTRL_REJECT = 4, 20 PD_CTRL_PING = 5, 21 PD_CTRL_PS_RDY = 6, 22 PD_CTRL_GET_SOURCE_CAP = 7, 23 PD_CTRL_GET_SINK_CAP = 8, 24 PD_CTRL_DR_SWAP = 9, 25 PD_CTRL_PR_SWAP = 10, 26 PD_CTRL_VCONN_SWAP = 11, 27 PD_CTRL_WAIT = 12, 28 PD_CTRL_SOFT_RESET = 13, 29 /* 14-15 Reserved */ 30 PD_CTRL_NOT_SUPP = 16, 31 PD_CTRL_GET_SOURCE_CAP_EXT = 17, 32 PD_CTRL_GET_STATUS = 18, 33 PD_CTRL_FR_SWAP = 19, 34 PD_CTRL_GET_PPS_STATUS = 20, 35 PD_CTRL_GET_COUNTRY_CODES = 21, 36 /* 22-31 Reserved */ 37}; 38 39enum pd_data_msg_type { 40 /* 0 Reserved */ 41 PD_DATA_SOURCE_CAP = 1, 42 PD_DATA_REQUEST = 2, 43 PD_DATA_BIST = 3, 44 PD_DATA_SINK_CAP = 4, 45 PD_DATA_BATT_STATUS = 5, 46 PD_DATA_ALERT = 6, 47 PD_DATA_GET_COUNTRY_INFO = 7, 48 PD_DATA_ENTER_USB = 8, 49 /* 9-14 Reserved */ 50 PD_DATA_VENDOR_DEF = 15, 51 /* 16-31 Reserved */ 52}; 53 54enum pd_ext_msg_type { 55 /* 0 Reserved */ 56 PD_EXT_SOURCE_CAP_EXT = 1, 57 PD_EXT_STATUS = 2, 58 PD_EXT_GET_BATT_CAP = 3, 59 PD_EXT_GET_BATT_STATUS = 4, 60 PD_EXT_BATT_CAP = 5, 61 PD_EXT_GET_MANUFACTURER_INFO = 6, 62 PD_EXT_MANUFACTURER_INFO = 7, 63 PD_EXT_SECURITY_REQUEST = 8, 64 PD_EXT_SECURITY_RESPONSE = 9, 65 PD_EXT_FW_UPDATE_REQUEST = 10, 66 PD_EXT_FW_UPDATE_RESPONSE = 11, 67 PD_EXT_PPS_STATUS = 12, 68 PD_EXT_COUNTRY_INFO = 13, 69 PD_EXT_COUNTRY_CODES = 14, 70 /* 15-31 Reserved */ 71}; 72 73#define PD_REV10 0x0 74#define PD_REV20 0x1 75#define PD_REV30 0x2 76#define PD_MAX_REV PD_REV30 77 78#define PD_HEADER_EXT_HDR BIT(15) 79#define PD_HEADER_CNT_SHIFT 12 80#define PD_HEADER_CNT_MASK 0x7 81#define PD_HEADER_ID_SHIFT 9 82#define PD_HEADER_ID_MASK 0x7 83#define PD_HEADER_PWR_ROLE BIT(8) 84#define PD_HEADER_REV_SHIFT 6 85#define PD_HEADER_REV_MASK 0x3 86#define PD_HEADER_DATA_ROLE BIT(5) 87#define PD_HEADER_TYPE_SHIFT 0 88#define PD_HEADER_TYPE_MASK 0x1f 89 90#define PD_HEADER(type, pwr, data, rev, id, cnt, ext_hdr) \ 91 ((((type)&PD_HEADER_TYPE_MASK) << PD_HEADER_TYPE_SHIFT) | ((pwr) == TYPEC_SOURCE ? PD_HEADER_PWR_ROLE : 0) | \ 92 ((data) == TYPEC_HOST ? PD_HEADER_DATA_ROLE : 0) | (rev << PD_HEADER_REV_SHIFT) | \ 93 (((id)&PD_HEADER_ID_MASK) << PD_HEADER_ID_SHIFT) | (((cnt)&PD_HEADER_CNT_MASK) << PD_HEADER_CNT_SHIFT) | \ 94 ((ext_hdr) ? PD_HEADER_EXT_HDR : 0)) 95 96#define PD_HEADER_LE(type, pwr, data, rev, id, cnt) \ 97 cpu_to_le16(PD_HEADER((type), (pwr), (data), (rev), (id), (cnt), (0))) 98 99static inline unsigned int pd_header_cnt(u16 header) 100{ 101 return (header >> PD_HEADER_CNT_SHIFT) & PD_HEADER_CNT_MASK; 102} 103 104static inline unsigned int pd_header_cnt_le(__le16 header) 105{ 106 return pd_header_cnt(le16_to_cpu(header)); 107} 108 109static inline unsigned int pd_header_type(u16 header) 110{ 111 return (header >> PD_HEADER_TYPE_SHIFT) & PD_HEADER_TYPE_MASK; 112} 113 114static inline unsigned int pd_header_type_le(__le16 header) 115{ 116 return pd_header_type(le16_to_cpu(header)); 117} 118 119static inline unsigned int pd_header_msgid(u16 header) 120{ 121 return (header >> PD_HEADER_ID_SHIFT) & PD_HEADER_ID_MASK; 122} 123 124static inline unsigned int pd_header_msgid_le(__le16 header) 125{ 126 return pd_header_msgid(le16_to_cpu(header)); 127} 128 129static inline unsigned int pd_header_rev(u16 header) 130{ 131 return (header >> PD_HEADER_REV_SHIFT) & PD_HEADER_REV_MASK; 132} 133 134static inline unsigned int pd_header_rev_le(__le16 header) 135{ 136 return pd_header_rev(le16_to_cpu(header)); 137} 138 139#define PD_EXT_HDR_CHUNKED BIT(15) 140#define PD_EXT_HDR_CHUNK_NUM_SHIFT 11 141#define PD_EXT_HDR_CHUNK_NUM_MASK 0xf 142#define PD_EXT_HDR_REQ_CHUNK BIT(10) 143#define PD_EXT_HDR_DATA_SIZE_SHIFT 0 144#define PD_EXT_HDR_DATA_SIZE_MASK 0x1ff 145 146#define PD_EXT_HDR(data_size, req_chunk, chunk_num, chunked) \ 147 ((((data_size)&PD_EXT_HDR_DATA_SIZE_MASK) << PD_EXT_HDR_DATA_SIZE_SHIFT) | \ 148 ((req_chunk) ? PD_EXT_HDR_REQ_CHUNK : 0) | \ 149 (((chunk_num)&PD_EXT_HDR_CHUNK_NUM_MASK) << PD_EXT_HDR_CHUNK_NUM_SHIFT) | ((chunked) ? PD_EXT_HDR_CHUNKED : 0)) 150 151#define PD_EXT_HDR_LE(data_size, req_chunk, chunk_num, chunked) \ 152 cpu_to_le16(PD_EXT_HDR((data_size), (req_chunk), (chunk_num), (chunked))) 153 154static inline unsigned int pd_ext_header_chunk_num(u16 ext_header) 155{ 156 return (ext_header >> PD_EXT_HDR_CHUNK_NUM_SHIFT) & PD_EXT_HDR_CHUNK_NUM_MASK; 157} 158 159static inline unsigned int pd_ext_header_data_size(u16 ext_header) 160{ 161 return (ext_header >> PD_EXT_HDR_DATA_SIZE_SHIFT) & PD_EXT_HDR_DATA_SIZE_MASK; 162} 163 164static inline unsigned int pd_ext_header_data_size_le(__le16 ext_header) 165{ 166 return pd_ext_header_data_size(le16_to_cpu(ext_header)); 167} 168 169#define PD_MAX_PAYLOAD 7 170#define PD_EXT_MAX_CHUNK_DATA 26 171 172/** 173 * struct pd_chunked_ext_message_data - PD chunked extended message data as 174 * seen on wire 175 * @header: PD extended message header 176 * @data: PD extended message data 177 */ 178struct pd_chunked_ext_message_data { 179 __le16 header; 180 u8 data[PD_EXT_MAX_CHUNK_DATA]; 181} __packed; 182 183/** 184 * struct pd_message - PD message as seen on wire 185 * @header: PD message header 186 * @payload: PD message payload 187 * @ext_msg: PD message chunked extended message data 188 */ 189struct pd_message { 190 __le16 header; 191 union { 192 __le32 payload[PD_MAX_PAYLOAD]; 193 struct pd_chunked_ext_message_data ext_msg; 194 }; 195} __packed; 196 197/* PDO: Power Data Object */ 198#define PDO_MAX_OBJECTS 7 199 200enum pd_pdo_type { 201 PDO_TYPE_FIXED = 0, 202 PDO_TYPE_BATT = 1, 203 PDO_TYPE_VAR = 2, 204 PDO_TYPE_APDO = 3, 205}; 206 207#define PDO_TYPE_SHIFT 30 208#define PDO_TYPE_MASK 0x3 209 210#define PDO_TYPE(t) ((t) << PDO_TYPE_SHIFT) 211 212#define PDO_VOLT_MASK 0x3ff 213#define PDO_CURR_MASK 0x3ff 214#define PDO_PWR_MASK 0x3ff 215 216#define PDO_FIXED_DUAL_ROLE BIT(29) /* Power role swap supported */ 217#define PDO_FIXED_SUSPEND BIT(28) /* USB Suspend supported (Source) */ 218#define PDO_FIXED_HIGHER_CAP BIT(28) /* Requires more than vSafe5V (Sink) */ 219#define PDO_FIXED_EXTPOWER BIT(27) /* Externally powered */ 220#define PDO_FIXED_USB_COMM BIT(26) /* USB communications capable */ 221#define PDO_FIXED_DATA_SWAP BIT(25) /* Data role swap supported */ 222#define PDO_FIXED_UNCHUNK_EXT BIT(24) /* Unchunked Extended Message supported (Source) */ 223#define PDO_FIXED_FRS_CURR_MASK (BIT(24) | BIT(23)) /* FR_Swap Current (Sink) */ 224#define PDO_FIXED_FRS_CURR_SHIFT 23 225#define PDO_FIXED_VOLT_SHIFT 10 /* 50mV units */ 226#define PDO_FIXED_CURR_SHIFT 0 /* 10mA units */ 227 228#define PDO_FIXED_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_FIXED_VOLT_SHIFT) 229#define PDO_FIXED_CURR(ma) ((((ma) / 10) & PDO_CURR_MASK) << PDO_FIXED_CURR_SHIFT) 230 231#define PDO_FIXED(mv, ma, flags) (PDO_TYPE(PDO_TYPE_FIXED) | (flags) | PDO_FIXED_VOLT(mv) | PDO_FIXED_CURR(ma)) 232 233#define VSAFE5V 5000 /* mv units */ 234 235#define PDO_BATT_MAX_VOLT_SHIFT 20 /* 50mV units */ 236#define PDO_BATT_MIN_VOLT_SHIFT 10 /* 50mV units */ 237#define PDO_BATT_MAX_PWR_SHIFT 0 /* 250mW units */ 238 239#define PDO_BATT_MIN_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_BATT_MIN_VOLT_SHIFT) 240#define PDO_BATT_MAX_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_BATT_MAX_VOLT_SHIFT) 241#define PDO_BATT_MAX_POWER(mw) ((((mw) / 250) & PDO_PWR_MASK) << PDO_BATT_MAX_PWR_SHIFT) 242 243#define PDO_BATT(min_mv, max_mv, max_mw) \ 244 (PDO_TYPE(PDO_TYPE_BATT) | PDO_BATT_MIN_VOLT(min_mv) | PDO_BATT_MAX_VOLT(max_mv) | PDO_BATT_MAX_POWER(max_mw)) 245 246#define PDO_VAR_MAX_VOLT_SHIFT 20 /* 50mV units */ 247#define PDO_VAR_MIN_VOLT_SHIFT 10 /* 50mV units */ 248#define PDO_VAR_MAX_CURR_SHIFT 0 /* 10mA units */ 249 250#define PDO_VAR_MIN_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_VAR_MIN_VOLT_SHIFT) 251#define PDO_VAR_MAX_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_VAR_MAX_VOLT_SHIFT) 252#define PDO_VAR_MAX_CURR(ma) ((((ma) / 10) & PDO_CURR_MASK) << PDO_VAR_MAX_CURR_SHIFT) 253 254#define PDO_VAR(min_mv, max_mv, max_ma) \ 255 (PDO_TYPE(PDO_TYPE_VAR) | PDO_VAR_MIN_VOLT(min_mv) | PDO_VAR_MAX_VOLT(max_mv) | PDO_VAR_MAX_CURR(max_ma)) 256 257enum pd_apdo_type { 258 APDO_TYPE_PPS = 0, 259}; 260 261#define PDO_APDO_TYPE_SHIFT 28 /* Only valid value currently is 0x0 - PPS */ 262#define PDO_APDO_TYPE_MASK 0x3 263 264#define PDO_APDO_TYPE(t) ((t) << PDO_APDO_TYPE_SHIFT) 265 266#define PDO_PPS_APDO_MAX_VOLT_SHIFT 17 /* 100mV units */ 267#define PDO_PPS_APDO_MIN_VOLT_SHIFT 8 /* 100mV units */ 268#define PDO_PPS_APDO_MAX_CURR_SHIFT 0 /* 50mA units */ 269 270#define PDO_PPS_APDO_VOLT_MASK 0xff 271#define PDO_PPS_APDO_CURR_MASK 0x7f 272 273#define PDO_PPS_APDO_MIN_VOLT(mv) ((((mv) / 100) & PDO_PPS_APDO_VOLT_MASK) << PDO_PPS_APDO_MIN_VOLT_SHIFT) 274#define PDO_PPS_APDO_MAX_VOLT(mv) ((((mv) / 100) & PDO_PPS_APDO_VOLT_MASK) << PDO_PPS_APDO_MAX_VOLT_SHIFT) 275#define PDO_PPS_APDO_MAX_CURR(ma) ((((ma) / 50) & PDO_PPS_APDO_CURR_MASK) << PDO_PPS_APDO_MAX_CURR_SHIFT) 276 277#define PDO_PPS_APDO(min_mv, max_mv, max_ma) \ 278 (PDO_TYPE(PDO_TYPE_APDO) | PDO_APDO_TYPE(APDO_TYPE_PPS) | PDO_PPS_APDO_MIN_VOLT(min_mv) | \ 279 PDO_PPS_APDO_MAX_VOLT(max_mv) | PDO_PPS_APDO_MAX_CURR(max_ma)) 280 281static inline enum pd_pdo_type pdo_type(u32 pdo) 282{ 283 return (pdo >> PDO_TYPE_SHIFT) & PDO_TYPE_MASK; 284} 285 286static inline unsigned int pdo_fixed_voltage(u32 pdo) 287{ 288 return ((pdo >> PDO_FIXED_VOLT_SHIFT) & PDO_VOLT_MASK) * 0x32; 289} 290 291static inline unsigned int pdo_min_voltage(u32 pdo) 292{ 293 return ((pdo >> PDO_VAR_MIN_VOLT_SHIFT) & PDO_VOLT_MASK) * 0x32; 294} 295 296static inline unsigned int pdo_max_voltage(u32 pdo) 297{ 298 return ((pdo >> PDO_VAR_MAX_VOLT_SHIFT) & PDO_VOLT_MASK) * 0x32; 299} 300 301static inline unsigned int pdo_max_current(u32 pdo) 302{ 303 return ((pdo >> PDO_VAR_MAX_CURR_SHIFT) & PDO_CURR_MASK) * 0xa; 304} 305 306static inline unsigned int pdo_max_power(u32 pdo) 307{ 308 return ((pdo >> PDO_BATT_MAX_PWR_SHIFT) & PDO_PWR_MASK) * 0xfa; 309} 310 311static inline enum pd_apdo_type pdo_apdo_type(u32 pdo) 312{ 313 return (pdo >> PDO_APDO_TYPE_SHIFT) & PDO_APDO_TYPE_MASK; 314} 315 316static inline unsigned int pdo_pps_apdo_min_voltage(u32 pdo) 317{ 318 return ((pdo >> PDO_PPS_APDO_MIN_VOLT_SHIFT) & PDO_PPS_APDO_VOLT_MASK) * 0x64; 319} 320 321static inline unsigned int pdo_pps_apdo_max_voltage(u32 pdo) 322{ 323 return ((pdo >> PDO_PPS_APDO_MAX_VOLT_SHIFT) & PDO_PPS_APDO_VOLT_MASK) * 0x64; 324} 325 326static inline unsigned int pdo_pps_apdo_max_current(u32 pdo) 327{ 328 return ((pdo >> PDO_PPS_APDO_MAX_CURR_SHIFT) & PDO_PPS_APDO_CURR_MASK) * 0x32; 329} 330 331/* RDO: Request Data Object */ 332#define RDO_OBJ_POS_SHIFT 28 333#define RDO_OBJ_POS_MASK 0x7 334#define RDO_GIVE_BACK BIT(27) /* Supports reduced operating current */ 335#define RDO_CAP_MISMATCH BIT(26) /* Not satisfied by source caps */ 336#define RDO_USB_COMM BIT(25) /* USB communications capable */ 337#define RDO_NO_SUSPEND BIT(24) /* USB Suspend not supported */ 338 339#define RDO_PWR_MASK 0x3ff 340#define RDO_CURR_MASK 0x3ff 341 342#define RDO_FIXED_OP_CURR_SHIFT 10 343#define RDO_FIXED_MAX_CURR_SHIFT 0 344 345#define RDO_OBJ(idx) (((idx)&RDO_OBJ_POS_MASK) << RDO_OBJ_POS_SHIFT) 346 347#define PDO_FIXED_OP_CURR(ma) ((((ma) / 10) & RDO_CURR_MASK) << RDO_FIXED_OP_CURR_SHIFT) 348#define PDO_FIXED_MAX_CURR(ma) ((((ma) / 10) & RDO_CURR_MASK) << RDO_FIXED_MAX_CURR_SHIFT) 349 350#define RDO_FIXED(idx, op_ma, max_ma, flags) \ 351 (RDO_OBJ(idx) | (flags) | PDO_FIXED_OP_CURR(op_ma) | PDO_FIXED_MAX_CURR(max_ma)) 352 353#define RDO_BATT_OP_PWR_SHIFT 10 /* 250mW units */ 354#define RDO_BATT_MAX_PWR_SHIFT 0 /* 250mW units */ 355 356#define RDO_BATT_OP_PWR(mw) ((((mw) / 250) & RDO_PWR_MASK) << RDO_BATT_OP_PWR_SHIFT) 357#define RDO_BATT_MAX_PWR(mw) ((((mw) / 250) & RDO_PWR_MASK) << RDO_BATT_MAX_PWR_SHIFT) 358 359#define RDO_BATT(idx, op_mw, max_mw, flags) (RDO_OBJ(idx) | (flags) | RDO_BATT_OP_PWR(op_mw) | RDO_BATT_MAX_PWR(max_mw)) 360 361#define RDO_PROG_VOLT_MASK 0x7ff 362#define RDO_PROG_CURR_MASK 0x7f 363 364#define RDO_PROG_VOLT_SHIFT 9 365#define RDO_PROG_CURR_SHIFT 0 366 367#define RDO_PROG_VOLT_MV_STEP 20 368#define RDO_PROG_CURR_MA_STEP 50 369 370#define PDO_PROG_OUT_VOLT(mv) ((((mv) / RDO_PROG_VOLT_MV_STEP) & RDO_PROG_VOLT_MASK) << RDO_PROG_VOLT_SHIFT) 371#define PDO_PROG_OP_CURR(ma) ((((ma) / RDO_PROG_CURR_MA_STEP) & RDO_PROG_CURR_MASK) << RDO_PROG_CURR_SHIFT) 372 373#define RDO_PROG(idx, out_mv, op_ma, flags) \ 374 (RDO_OBJ(idx) | (flags) | PDO_PROG_OUT_VOLT(out_mv) | PDO_PROG_OP_CURR(op_ma)) 375 376static inline unsigned int rdo_index(u32 rdo) 377{ 378 return (rdo >> RDO_OBJ_POS_SHIFT) & RDO_OBJ_POS_MASK; 379} 380 381static inline unsigned int rdo_op_current(u32 rdo) 382{ 383 return ((rdo >> RDO_FIXED_OP_CURR_SHIFT) & RDO_CURR_MASK) * 0xa; 384} 385 386static inline unsigned int rdo_max_current(u32 rdo) 387{ 388 return ((rdo >> RDO_FIXED_MAX_CURR_SHIFT) & RDO_CURR_MASK) * 0xa; 389} 390 391static inline unsigned int rdo_op_power(u32 rdo) 392{ 393 return ((rdo >> RDO_BATT_OP_PWR_SHIFT) & RDO_PWR_MASK) * 0xfa; 394} 395 396static inline unsigned int rdo_max_power(u32 rdo) 397{ 398 return ((rdo >> RDO_BATT_MAX_PWR_SHIFT) & RDO_PWR_MASK) * 0xfa; 399} 400 401/* Enter_USB Data Object */ 402#define EUDO_USB_MODE_MASK GENMASK(30, 28) 403#define EUDO_USB_MODE_SHIFT 28 404#define EUDO_USB_MODE_USB2 0 405#define EUDO_USB_MODE_USB3 1 406#define EUDO_USB_MODE_USB4 2 407#define EUDO_USB4_DRD BIT(26) 408#define EUDO_USB3_DRD BIT(25) 409#define EUDO_CABLE_SPEED_MASK GENMASK(23, 21) 410#define EUDO_CABLE_SPEED_SHIFT 21 411#define EUDO_CABLE_SPEED_USB2 0 412#define EUDO_CABLE_SPEED_USB3_GEN1 1 413#define EUDO_CABLE_SPEED_USB4_GEN2 2 414#define EUDO_CABLE_SPEED_USB4_GEN3 3 415#define EUDO_CABLE_TYPE_MASK GENMASK(20, 19) 416#define EUDO_CABLE_TYPE_SHIFT 19 417#define EUDO_CABLE_TYPE_PASSIVE 0 418#define EUDO_CABLE_TYPE_RE_TIMER 1 419#define EUDO_CABLE_TYPE_RE_DRIVER 2 420#define EUDO_CABLE_TYPE_OPTICAL 3 421#define EUDO_CABLE_CURRENT_MASK GENMASK(18, 17) 422#define EUDO_CABLE_CURRENT_SHIFT 17 423#define EUDO_CABLE_CURRENT_NOTSUPP 0 424#define EUDO_CABLE_CURRENT_3A 2 425#define EUDO_CABLE_CURRENT_5A 3 426#define EUDO_PCIE_SUPPORT BIT(16) 427#define EUDO_DP_SUPPORT BIT(15) 428#define EUDO_TBT_SUPPORT BIT(14) 429#define EUDO_HOST_PRESENT BIT(13) 430 431/* USB PD timers and counters */ 432#define PD_T_NO_RESPONSE 5000 /* 4.5 - 5.5 seconds */ 433#define PD_T_DB_DETECT 10000 /* 10 - 15 seconds */ 434#define PD_T_SEND_SOURCE_CAP 150 /* 100 - 200 ms */ 435#define PD_T_SENDER_RESPONSE 60 /* 24 - 30 ms, relaxed */ 436#define PD_T_RECEIVER_RESPONSE 15 /* 15ms max */ 437#define PD_T_SOURCE_ACTIVITY 45 438#define PD_T_SINK_ACTIVITY 135 439#define PD_T_SINK_WAIT_CAP 310 /* 310 - 620 ms */ 440#define PD_T_PS_TRANSITION 500 441#define PD_T_SRC_TRANSITION 35 442#define PD_T_DRP_SNK 40 443#define PD_T_DRP_SRC 30 444#define PD_T_PS_SOURCE_OFF 920 445#define PD_T_PS_SOURCE_ON 480 446#define PD_T_PS_SOURCE_ON_PRS 450 /* 390 - 480ms */ 447#define PD_T_PS_HARD_RESET 30 448#define PD_T_SRC_RECOVER 760 449#define PD_T_SRC_RECOVER_MAX 1000 450#define PD_T_SRC_TURN_ON 275 451#define PD_T_SAFE_0V 650 452#define PD_T_VCONN_SOURCE_ON 100 453#define PD_T_SINK_REQUEST 100 /* 100 ms minimum */ 454#define PD_T_ERROR_RECOVERY 100 /* minimum 25 is insufficient */ 455#define PD_T_SRCSWAPSTDBY 625 /* Maximum of 650ms */ 456#define PD_T_NEWSRC 250 /* Maximum of 275ms */ 457#define PD_T_SWAP_SRC_START 20 /* Minimum of 20ms */ 458#define PD_T_BIST_CONT_MODE 50 /* 30 - 60 ms */ 459#define PD_T_SINK_TX 16 /* 16 - 20 ms */ 460#define PD_T_CHUNK_NOT_SUPP 42 /* 40 - 50 ms */ 461 462#define PD_T_DRP_TRY 100 /* 75 - 150 ms */ 463#define PD_T_DRP_TRYWAIT 600 /* 400 - 800 ms */ 464 465#define PD_T_CC_DEBOUNCE 200 /* 100 - 200 ms */ 466#define PD_T_PD_DEBOUNCE 20 /* 10 - 20 ms */ 467#define PD_T_TRY_CC_DEBOUNCE 15 /* 10 - 20 ms */ 468 469#define PD_N_CAPS_COUNT (PD_T_NO_RESPONSE / PD_T_SEND_SOURCE_CAP) 470#define PD_N_HARD_RESET_COUNT 2 471 472#define PD_P_SNK_STDBY_MW 2500 /* 2500 mW */ 473 474#endif /* __LINUX_USB_PD_H */ 475