1/* 2 * This file is provided under a dual BSD/GPLv2 license. When using or 3 * redistributing this file, you may do so under either license. 4 * 5 * GPL LICENSE SUMMARY 6 * 7 * Copyright(c) 2014 - 2015 Google Inc. All rights reserved. 8 * Copyright(c) 2014 - 2015 Linaro Ltd. All rights reserved. 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of version 2 of the GNU General Public License as 12 * published by the Free Software Foundation. 13 * 14 * This program is distributed in the hope that it will be useful, but 15 * WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * General Public License version 2 for more details. 18 * 19 * BSD LICENSE 20 * 21 * Copyright(c) 2014 - 2015 Google Inc. All rights reserved. 22 * Copyright(c) 2014 - 2015 Linaro Ltd. All rights reserved. 23 * 24 * Redistribution and use in source and binary forms, with or without 25 * modification, are permitted provided that the following conditions 26 * are met: 27 * 28 * * Redistributions of source code must retain the above copyright 29 * notice, this list of conditions and the following disclaimer. 30 * * Redistributions in binary form must reproduce the above copyright 31 * notice, this list of conditions and the following disclaimer in 32 * the documentation and/or other materials provided with the 33 * distribution. 34 * * Neither the name of Google Inc. or Linaro Ltd. nor the names of 35 * its contributors may be used to endorse or promote products 36 * derived from this software without specific prior written 37 * permission. 38 * 39 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 40 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 41 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 42 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC. OR 43 * LINARO LTD. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 44 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 45 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 46 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 47 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 48 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 49 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 50 */ 51 52#ifndef __GREYBUS_PROTOCOLS_H 53#define __GREYBUS_PROTOCOLS_H 54 55/* Fixed IDs for control/svc protocols */ 56 57/* SVC switch-port device ids */ 58#define GB_SVC_DEVICE_ID_SVC 0 59#define GB_SVC_DEVICE_ID_AP 1 60#define GB_SVC_DEVICE_ID_MIN 2 61#define GB_SVC_DEVICE_ID_MAX 31 62 63#define GB_SVC_CPORT_ID 0 64#define GB_CONTROL_BUNDLE_ID 0 65#define GB_CONTROL_CPORT_ID 0 66 67 68/* 69 * All operation messages (both requests and responses) begin with 70 * a header that encodes the size of the message (header included). 71 * This header also contains a unique identifier, that associates a 72 * response message with its operation. The header contains an 73 * operation type field, whose interpretation is dependent on what 74 * type of protocol is used over the connection. The high bit 75 * (0x80) of the operation type field is used to indicate whether 76 * the message is a request (clear) or a response (set). 77 * 78 * Response messages include an additional result byte, which 79 * communicates the result of the corresponding request. A zero 80 * result value means the operation completed successfully. Any 81 * other value indicates an error; in this case, the payload of the 82 * response message (if any) is ignored. The result byte must be 83 * zero in the header for a request message. 84 * 85 * The wire format for all numeric fields in the header is little 86 * endian. Any operation-specific data begins immediately after the 87 * header. 88 */ 89struct gb_operation_msg_hdr { 90 __le16 size; /* Size in bytes of header + payload */ 91 __le16 operation_id; /* Operation unique id */ 92 __u8 type; /* E.g GB_I2C_TYPE_* or GB_GPIO_TYPE_* */ 93 __u8 result; /* Result of request (in responses only) */ 94 __u8 pad[2]; /* must be zero (ignore when read) */ 95} __packed; 96 97 98/* Generic request types */ 99#define GB_REQUEST_TYPE_CPORT_SHUTDOWN 0x00 100#define GB_REQUEST_TYPE_INVALID 0x7f 101 102struct gb_cport_shutdown_request { 103 __u8 phase; 104} __packed; 105 106 107/* Control Protocol */ 108 109/* Greybus control request types */ 110#define GB_CONTROL_TYPE_VERSION 0x01 111#define GB_CONTROL_TYPE_PROBE_AP 0x02 112#define GB_CONTROL_TYPE_GET_MANIFEST_SIZE 0x03 113#define GB_CONTROL_TYPE_GET_MANIFEST 0x04 114#define GB_CONTROL_TYPE_CONNECTED 0x05 115#define GB_CONTROL_TYPE_DISCONNECTED 0x06 116#define GB_CONTROL_TYPE_TIMESYNC_ENABLE 0x07 117#define GB_CONTROL_TYPE_TIMESYNC_DISABLE 0x08 118#define GB_CONTROL_TYPE_TIMESYNC_AUTHORITATIVE 0x09 119/* Unused 0x0a */ 120#define GB_CONTROL_TYPE_BUNDLE_VERSION 0x0b 121#define GB_CONTROL_TYPE_DISCONNECTING 0x0c 122#define GB_CONTROL_TYPE_TIMESYNC_GET_LAST_EVENT 0x0d 123#define GB_CONTROL_TYPE_MODE_SWITCH 0x0e 124#define GB_CONTROL_TYPE_BUNDLE_SUSPEND 0x0f 125#define GB_CONTROL_TYPE_BUNDLE_RESUME 0x10 126#define GB_CONTROL_TYPE_BUNDLE_DEACTIVATE 0x11 127#define GB_CONTROL_TYPE_BUNDLE_ACTIVATE 0x12 128#define GB_CONTROL_TYPE_INTF_SUSPEND_PREPARE 0x13 129#define GB_CONTROL_TYPE_INTF_DEACTIVATE_PREPARE 0x14 130#define GB_CONTROL_TYPE_INTF_HIBERNATE_ABORT 0x15 131 132struct gb_control_version_request { 133 __u8 major; 134 __u8 minor; 135} __packed; 136 137struct gb_control_version_response { 138 __u8 major; 139 __u8 minor; 140} __packed; 141 142struct gb_control_bundle_version_request { 143 __u8 bundle_id; 144} __packed; 145 146struct gb_control_bundle_version_response { 147 __u8 major; 148 __u8 minor; 149} __packed; 150 151/* Control protocol manifest get size request has no payload*/ 152struct gb_control_get_manifest_size_response { 153 __le16 size; 154} __packed; 155 156/* Control protocol manifest get request has no payload */ 157struct gb_control_get_manifest_response { 158 __u8 data[0]; 159} __packed; 160 161/* Control protocol [dis]connected request */ 162struct gb_control_connected_request { 163 __le16 cport_id; 164} __packed; 165 166struct gb_control_disconnecting_request { 167 __le16 cport_id; 168} __packed; 169/* disconnecting response has no payload */ 170 171struct gb_control_disconnected_request { 172 __le16 cport_id; 173} __packed; 174/* Control protocol [dis]connected response has no payload */ 175 176#define GB_TIMESYNC_MAX_STROBES 0x04 177 178struct gb_control_timesync_enable_request { 179 __u8 count; 180 __le64 frame_time; 181 __le32 strobe_delay; 182 __le32 refclk; 183} __packed; 184/* timesync enable response has no payload */ 185 186struct gb_control_timesync_authoritative_request { 187 __le64 frame_time[GB_TIMESYNC_MAX_STROBES]; 188} __packed; 189/* timesync authoritative response has no payload */ 190 191/* timesync get_last_event_request has no payload */ 192struct gb_control_timesync_get_last_event_response { 193 __le64 frame_time; 194} __packed; 195 196/* 197 * All Bundle power management operations use the same request and response 198 * layout and status codes. 199 */ 200 201#define GB_CONTROL_BUNDLE_PM_OK 0x00 202#define GB_CONTROL_BUNDLE_PM_INVAL 0x01 203#define GB_CONTROL_BUNDLE_PM_BUSY 0x02 204#define GB_CONTROL_BUNDLE_PM_FAIL 0x03 205#define GB_CONTROL_BUNDLE_PM_NA 0x04 206 207struct gb_control_bundle_pm_request { 208 __u8 bundle_id; 209} __packed; 210 211struct gb_control_bundle_pm_response { 212 __u8 status; 213} __packed; 214 215/* 216 * Interface Suspend Prepare and Deactivate Prepare operations use the same 217 * response layout and error codes. Define a single response structure and reuse 218 * it. Both operations have no payload. 219 */ 220 221#define GB_CONTROL_INTF_PM_OK 0x00 222#define GB_CONTROL_INTF_PM_BUSY 0x01 223#define GB_CONTROL_INTF_PM_NA 0x02 224 225struct gb_control_intf_pm_response { 226 __u8 status; 227} __packed; 228 229/* APBridge protocol */ 230 231/* request APB1 log */ 232#define GB_APB_REQUEST_LOG 0x02 233 234/* request to map a cport to bulk in and bulk out endpoints */ 235#define GB_APB_REQUEST_EP_MAPPING 0x03 236 237/* request to get the number of cports available */ 238#define GB_APB_REQUEST_CPORT_COUNT 0x04 239 240/* request to reset a cport state */ 241#define GB_APB_REQUEST_RESET_CPORT 0x05 242 243/* request to time the latency of messages on a given cport */ 244#define GB_APB_REQUEST_LATENCY_TAG_EN 0x06 245#define GB_APB_REQUEST_LATENCY_TAG_DIS 0x07 246 247/* request to control the CSI transmitter */ 248#define GB_APB_REQUEST_CSI_TX_CONTROL 0x08 249 250/* request to control audio streaming */ 251#define GB_APB_REQUEST_AUDIO_CONTROL 0x09 252 253/* TimeSync requests */ 254#define GB_APB_REQUEST_TIMESYNC_ENABLE 0x0d 255#define GB_APB_REQUEST_TIMESYNC_DISABLE 0x0e 256#define GB_APB_REQUEST_TIMESYNC_AUTHORITATIVE 0x0f 257#define GB_APB_REQUEST_TIMESYNC_GET_LAST_EVENT 0x10 258 259/* requests to set Greybus CPort flags */ 260#define GB_APB_REQUEST_CPORT_FLAGS 0x11 261 262/* ARPC request */ 263#define GB_APB_REQUEST_ARPC_RUN 0x12 264 265struct gb_apb_request_cport_flags { 266 __le32 flags; 267#define GB_APB_CPORT_FLAG_CONTROL 0x01 268#define GB_APB_CPORT_FLAG_HIGH_PRIO 0x02 269} __packed; 270 271 272/* Firmware Download Protocol */ 273 274/* Request Types */ 275#define GB_FW_DOWNLOAD_TYPE_FIND_FIRMWARE 0x01 276#define GB_FW_DOWNLOAD_TYPE_FETCH_FIRMWARE 0x02 277#define GB_FW_DOWNLOAD_TYPE_RELEASE_FIRMWARE 0x03 278 279#define GB_FIRMWARE_TAG_MAX_SIZE 10 280 281/* firmware download find firmware request/response */ 282struct gb_fw_download_find_firmware_request { 283 __u8 firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE]; 284} __packed; 285 286struct gb_fw_download_find_firmware_response { 287 __u8 firmware_id; 288 __le32 size; 289} __packed; 290 291/* firmware download fetch firmware request/response */ 292struct gb_fw_download_fetch_firmware_request { 293 __u8 firmware_id; 294 __le32 offset; 295 __le32 size; 296} __packed; 297 298struct gb_fw_download_fetch_firmware_response { 299 __u8 data[0]; 300} __packed; 301 302/* firmware download release firmware request */ 303struct gb_fw_download_release_firmware_request { 304 __u8 firmware_id; 305} __packed; 306/* firmware download release firmware response has no payload */ 307 308 309/* Firmware Management Protocol */ 310 311/* Request Types */ 312#define GB_FW_MGMT_TYPE_INTERFACE_FW_VERSION 0x01 313#define GB_FW_MGMT_TYPE_LOAD_AND_VALIDATE_FW 0x02 314#define GB_FW_MGMT_TYPE_LOADED_FW 0x03 315#define GB_FW_MGMT_TYPE_BACKEND_FW_VERSION 0x04 316#define GB_FW_MGMT_TYPE_BACKEND_FW_UPDATE 0x05 317#define GB_FW_MGMT_TYPE_BACKEND_FW_UPDATED 0x06 318 319#define GB_FW_LOAD_METHOD_UNIPRO 0x01 320#define GB_FW_LOAD_METHOD_INTERNAL 0x02 321 322#define GB_FW_LOAD_STATUS_FAILED 0x00 323#define GB_FW_LOAD_STATUS_UNVALIDATED 0x01 324#define GB_FW_LOAD_STATUS_VALIDATED 0x02 325#define GB_FW_LOAD_STATUS_VALIDATION_FAILED 0x03 326 327#define GB_FW_BACKEND_FW_STATUS_SUCCESS 0x01 328#define GB_FW_BACKEND_FW_STATUS_FAIL_FIND 0x02 329#define GB_FW_BACKEND_FW_STATUS_FAIL_FETCH 0x03 330#define GB_FW_BACKEND_FW_STATUS_FAIL_WRITE 0x04 331#define GB_FW_BACKEND_FW_STATUS_INT 0x05 332#define GB_FW_BACKEND_FW_STATUS_RETRY 0x06 333#define GB_FW_BACKEND_FW_STATUS_NOT_SUPPORTED 0x07 334 335#define GB_FW_BACKEND_VERSION_STATUS_SUCCESS 0x01 336#define GB_FW_BACKEND_VERSION_STATUS_NOT_AVAILABLE 0x02 337#define GB_FW_BACKEND_VERSION_STATUS_NOT_SUPPORTED 0x03 338#define GB_FW_BACKEND_VERSION_STATUS_RETRY 0x04 339#define GB_FW_BACKEND_VERSION_STATUS_FAIL_INT 0x05 340 341/* firmware management interface firmware version request has no payload */ 342struct gb_fw_mgmt_interface_fw_version_response { 343 __u8 firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE]; 344 __le16 major; 345 __le16 minor; 346} __packed; 347 348/* firmware management load and validate firmware request/response */ 349struct gb_fw_mgmt_load_and_validate_fw_request { 350 __u8 request_id; 351 __u8 load_method; 352 __u8 firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE]; 353} __packed; 354/* firmware management load and validate firmware response has no payload*/ 355 356/* firmware management loaded firmware request */ 357struct gb_fw_mgmt_loaded_fw_request { 358 __u8 request_id; 359 __u8 status; 360 __le16 major; 361 __le16 minor; 362} __packed; 363/* firmware management loaded firmware response has no payload */ 364 365/* firmware management backend firmware version request/response */ 366struct gb_fw_mgmt_backend_fw_version_request { 367 __u8 firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE]; 368} __packed; 369 370struct gb_fw_mgmt_backend_fw_version_response { 371 __le16 major; 372 __le16 minor; 373 __u8 status; 374} __packed; 375 376/* firmware management backend firmware update request */ 377struct gb_fw_mgmt_backend_fw_update_request { 378 __u8 request_id; 379 __u8 firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE]; 380} __packed; 381/* firmware management backend firmware update response has no payload */ 382 383/* firmware management backend firmware updated request */ 384struct gb_fw_mgmt_backend_fw_updated_request { 385 __u8 request_id; 386 __u8 status; 387} __packed; 388/* firmware management backend firmware updated response has no payload */ 389 390 391/* Component Authentication Protocol (CAP) */ 392 393/* Request Types */ 394#define GB_CAP_TYPE_GET_ENDPOINT_UID 0x01 395#define GB_CAP_TYPE_GET_IMS_CERTIFICATE 0x02 396#define GB_CAP_TYPE_AUTHENTICATE 0x03 397 398/* CAP get endpoint uid request has no payload */ 399struct gb_cap_get_endpoint_uid_response { 400 __u8 uid[8]; 401} __packed; 402 403/* CAP get endpoint ims certificate request/response */ 404struct gb_cap_get_ims_certificate_request { 405 __le32 certificate_class; 406 __le32 certificate_id; 407} __packed; 408 409struct gb_cap_get_ims_certificate_response { 410 __u8 result_code; 411 __u8 certificate[0]; 412} __packed; 413 414/* CAP authenticate request/response */ 415struct gb_cap_authenticate_request { 416 __le32 auth_type; 417 __u8 uid[8]; 418 __u8 challenge[32]; 419} __packed; 420 421struct gb_cap_authenticate_response { 422 __u8 result_code; 423 __u8 response[64]; 424 __u8 signature[0]; 425} __packed; 426 427 428/* Bootrom Protocol */ 429 430/* Version of the Greybus bootrom protocol we support */ 431#define GB_BOOTROM_VERSION_MAJOR 0x00 432#define GB_BOOTROM_VERSION_MINOR 0x01 433 434/* Greybus bootrom request types */ 435#define GB_BOOTROM_TYPE_VERSION 0x01 436#define GB_BOOTROM_TYPE_FIRMWARE_SIZE 0x02 437#define GB_BOOTROM_TYPE_GET_FIRMWARE 0x03 438#define GB_BOOTROM_TYPE_READY_TO_BOOT 0x04 439#define GB_BOOTROM_TYPE_AP_READY 0x05 /* Request with no-payload */ 440#define GB_BOOTROM_TYPE_GET_VID_PID 0x06 /* Request with no-payload */ 441 442/* Greybus bootrom boot stages */ 443#define GB_BOOTROM_BOOT_STAGE_ONE 0x01 /* Reserved for the boot ROM */ 444#define GB_BOOTROM_BOOT_STAGE_TWO 0x02 /* Bootrom package to be loaded by the boot ROM */ 445#define GB_BOOTROM_BOOT_STAGE_THREE 0x03 /* Module personality package loaded by Stage 2 firmware */ 446 447/* Greybus bootrom ready to boot status */ 448#define GB_BOOTROM_BOOT_STATUS_INVALID 0x00 /* Firmware blob could not be validated */ 449#define GB_BOOTROM_BOOT_STATUS_INSECURE 0x01 /* Firmware blob is valid but insecure */ 450#define GB_BOOTROM_BOOT_STATUS_SECURE 0x02 /* Firmware blob is valid and secure */ 451 452/* Max bootrom data fetch size in bytes */ 453#define GB_BOOTROM_FETCH_MAX 2000 454 455struct gb_bootrom_version_request { 456 __u8 major; 457 __u8 minor; 458} __packed; 459 460struct gb_bootrom_version_response { 461 __u8 major; 462 __u8 minor; 463} __packed; 464 465/* Bootrom protocol firmware size request/response */ 466struct gb_bootrom_firmware_size_request { 467 __u8 stage; 468} __packed; 469 470struct gb_bootrom_firmware_size_response { 471 __le32 size; 472} __packed; 473 474/* Bootrom protocol get firmware request/response */ 475struct gb_bootrom_get_firmware_request { 476 __le32 offset; 477 __le32 size; 478} __packed; 479 480struct gb_bootrom_get_firmware_response { 481 __u8 data[0]; 482} __packed; 483 484/* Bootrom protocol Ready to boot request */ 485struct gb_bootrom_ready_to_boot_request { 486 __u8 status; 487} __packed; 488/* Bootrom protocol Ready to boot response has no payload */ 489 490/* Bootrom protocol get VID/PID request has no payload */ 491struct gb_bootrom_get_vid_pid_response { 492 __le32 vendor_id; 493 __le32 product_id; 494} __packed; 495 496 497/* Power Supply */ 498 499/* Greybus power supply request types */ 500#define GB_POWER_SUPPLY_TYPE_GET_SUPPLIES 0x02 501#define GB_POWER_SUPPLY_TYPE_GET_DESCRIPTION 0x03 502#define GB_POWER_SUPPLY_TYPE_GET_PROP_DESCRIPTORS 0x04 503#define GB_POWER_SUPPLY_TYPE_GET_PROPERTY 0x05 504#define GB_POWER_SUPPLY_TYPE_SET_PROPERTY 0x06 505#define GB_POWER_SUPPLY_TYPE_EVENT 0x07 506 507/* Greybus power supply battery technologies types */ 508#define GB_POWER_SUPPLY_TECH_UNKNOWN 0x0000 509#define GB_POWER_SUPPLY_TECH_NiMH 0x0001 510#define GB_POWER_SUPPLY_TECH_LION 0x0002 511#define GB_POWER_SUPPLY_TECH_LIPO 0x0003 512#define GB_POWER_SUPPLY_TECH_LiFe 0x0004 513#define GB_POWER_SUPPLY_TECH_NiCd 0x0005 514#define GB_POWER_SUPPLY_TECH_LiMn 0x0006 515 516/* Greybus power supply types */ 517#define GB_POWER_SUPPLY_UNKNOWN_TYPE 0x0000 518#define GB_POWER_SUPPLY_BATTERY_TYPE 0x0001 519#define GB_POWER_SUPPLY_UPS_TYPE 0x0002 520#define GB_POWER_SUPPLY_MAINS_TYPE 0x0003 521#define GB_POWER_SUPPLY_USB_TYPE 0x0004 522#define GB_POWER_SUPPLY_USB_DCP_TYPE 0x0005 523#define GB_POWER_SUPPLY_USB_CDP_TYPE 0x0006 524#define GB_POWER_SUPPLY_USB_ACA_TYPE 0x0007 525 526/* Greybus power supply health values */ 527#define GB_POWER_SUPPLY_HEALTH_UNKNOWN 0x0000 528#define GB_POWER_SUPPLY_HEALTH_GOOD 0x0001 529#define GB_POWER_SUPPLY_HEALTH_OVERHEAT 0x0002 530#define GB_POWER_SUPPLY_HEALTH_DEAD 0x0003 531#define GB_POWER_SUPPLY_HEALTH_OVERVOLTAGE 0x0004 532#define GB_POWER_SUPPLY_HEALTH_UNSPEC_FAILURE 0x0005 533#define GB_POWER_SUPPLY_HEALTH_COLD 0x0006 534#define GB_POWER_SUPPLY_HEALTH_WATCHDOG_TIMER_EXPIRE 0x0007 535#define GB_POWER_SUPPLY_HEALTH_SAFETY_TIMER_EXPIRE 0x0008 536 537/* Greybus power supply status values */ 538#define GB_POWER_SUPPLY_STATUS_UNKNOWN 0x0000 539#define GB_POWER_SUPPLY_STATUS_CHARGING 0x0001 540#define GB_POWER_SUPPLY_STATUS_DISCHARGING 0x0002 541#define GB_POWER_SUPPLY_STATUS_NOT_CHARGING 0x0003 542#define GB_POWER_SUPPLY_STATUS_FULL 0x0004 543 544/* Greybus power supply capacity level values */ 545#define GB_POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN 0x0000 546#define GB_POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL 0x0001 547#define GB_POWER_SUPPLY_CAPACITY_LEVEL_LOW 0x0002 548#define GB_POWER_SUPPLY_CAPACITY_LEVEL_NORMAL 0x0003 549#define GB_POWER_SUPPLY_CAPACITY_LEVEL_HIGH 0x0004 550#define GB_POWER_SUPPLY_CAPACITY_LEVEL_FULL 0x0005 551 552/* Greybus power supply scope values */ 553#define GB_POWER_SUPPLY_SCOPE_UNKNOWN 0x0000 554#define GB_POWER_SUPPLY_SCOPE_SYSTEM 0x0001 555#define GB_POWER_SUPPLY_SCOPE_DEVICE 0x0002 556 557struct gb_power_supply_get_supplies_response { 558 __u8 supplies_count; 559} __packed; 560 561struct gb_power_supply_get_description_request { 562 __u8 psy_id; 563} __packed; 564 565struct gb_power_supply_get_description_response { 566 __u8 manufacturer[32]; 567 __u8 model[32]; 568 __u8 serial_number[32]; 569 __le16 type; 570 __u8 properties_count; 571} __packed; 572 573struct gb_power_supply_props_desc { 574 __u8 property; 575#define GB_POWER_SUPPLY_PROP_STATUS 0x00 576#define GB_POWER_SUPPLY_PROP_CHARGE_TYPE 0x01 577#define GB_POWER_SUPPLY_PROP_HEALTH 0x02 578#define GB_POWER_SUPPLY_PROP_PRESENT 0x03 579#define GB_POWER_SUPPLY_PROP_ONLINE 0x04 580#define GB_POWER_SUPPLY_PROP_AUTHENTIC 0x05 581#define GB_POWER_SUPPLY_PROP_TECHNOLOGY 0x06 582#define GB_POWER_SUPPLY_PROP_CYCLE_COUNT 0x07 583#define GB_POWER_SUPPLY_PROP_VOLTAGE_MAX 0x08 584#define GB_POWER_SUPPLY_PROP_VOLTAGE_MIN 0x09 585#define GB_POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN 0x0A 586#define GB_POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN 0x0B 587#define GB_POWER_SUPPLY_PROP_VOLTAGE_NOW 0x0C 588#define GB_POWER_SUPPLY_PROP_VOLTAGE_AVG 0x0D 589#define GB_POWER_SUPPLY_PROP_VOLTAGE_OCV 0x0E 590#define GB_POWER_SUPPLY_PROP_VOLTAGE_BOOT 0x0F 591#define GB_POWER_SUPPLY_PROP_CURRENT_MAX 0x10 592#define GB_POWER_SUPPLY_PROP_CURRENT_NOW 0x11 593#define GB_POWER_SUPPLY_PROP_CURRENT_AVG 0x12 594#define GB_POWER_SUPPLY_PROP_CURRENT_BOOT 0x13 595#define GB_POWER_SUPPLY_PROP_POWER_NOW 0x14 596#define GB_POWER_SUPPLY_PROP_POWER_AVG 0x15 597#define GB_POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN 0x16 598#define GB_POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN 0x17 599#define GB_POWER_SUPPLY_PROP_CHARGE_FULL 0x18 600#define GB_POWER_SUPPLY_PROP_CHARGE_EMPTY 0x19 601#define GB_POWER_SUPPLY_PROP_CHARGE_NOW 0x1A 602#define GB_POWER_SUPPLY_PROP_CHARGE_AVG 0x1B 603#define GB_POWER_SUPPLY_PROP_CHARGE_COUNTER 0x1C 604#define GB_POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT 0x1D 605#define GB_POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX 0x1E 606#define GB_POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE 0x1F 607#define GB_POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX 0x20 608#define GB_POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT 0x21 609#define GB_POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX 0x22 610#define GB_POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT 0x23 611#define GB_POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN 0x24 612#define GB_POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN 0x25 613#define GB_POWER_SUPPLY_PROP_ENERGY_FULL 0x26 614#define GB_POWER_SUPPLY_PROP_ENERGY_EMPTY 0x27 615#define GB_POWER_SUPPLY_PROP_ENERGY_NOW 0x28 616#define GB_POWER_SUPPLY_PROP_ENERGY_AVG 0x29 617#define GB_POWER_SUPPLY_PROP_CAPACITY 0x2A 618#define GB_POWER_SUPPLY_PROP_CAPACITY_ALERT_MIN 0x2B 619#define GB_POWER_SUPPLY_PROP_CAPACITY_ALERT_MAX 0x2C 620#define GB_POWER_SUPPLY_PROP_CAPACITY_LEVEL 0x2D 621#define GB_POWER_SUPPLY_PROP_TEMP 0x2E 622#define GB_POWER_SUPPLY_PROP_TEMP_MAX 0x2F 623#define GB_POWER_SUPPLY_PROP_TEMP_MIN 0x30 624#define GB_POWER_SUPPLY_PROP_TEMP_ALERT_MIN 0x31 625#define GB_POWER_SUPPLY_PROP_TEMP_ALERT_MAX 0x32 626#define GB_POWER_SUPPLY_PROP_TEMP_AMBIENT 0x33 627#define GB_POWER_SUPPLY_PROP_TEMP_AMBIENT_ALERT_MIN 0x34 628#define GB_POWER_SUPPLY_PROP_TEMP_AMBIENT_ALERT_MAX 0x35 629#define GB_POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW 0x36 630#define GB_POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG 0x37 631#define GB_POWER_SUPPLY_PROP_TIME_TO_FULL_NOW 0x38 632#define GB_POWER_SUPPLY_PROP_TIME_TO_FULL_AVG 0x39 633#define GB_POWER_SUPPLY_PROP_TYPE 0x3A 634#define GB_POWER_SUPPLY_PROP_SCOPE 0x3B 635#define GB_POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT 0x3C 636#define GB_POWER_SUPPLY_PROP_CALIBRATE 0x3D 637 __u8 is_writeable; 638} __packed; 639 640struct gb_power_supply_get_property_descriptors_request { 641 __u8 psy_id; 642} __packed; 643 644struct gb_power_supply_get_property_descriptors_response { 645 __u8 properties_count; 646 struct gb_power_supply_props_desc props[]; 647} __packed; 648 649struct gb_power_supply_get_property_request { 650 __u8 psy_id; 651 __u8 property; 652} __packed; 653 654struct gb_power_supply_get_property_response { 655 __le32 prop_val; 656}; 657 658struct gb_power_supply_set_property_request { 659 __u8 psy_id; 660 __u8 property; 661 __le32 prop_val; 662} __packed; 663 664struct gb_power_supply_event_request { 665 __u8 psy_id; 666 __u8 event; 667#define GB_POWER_SUPPLY_UPDATE 0x01 668} __packed; 669 670 671/* HID */ 672 673/* Greybus HID operation types */ 674#define GB_HID_TYPE_GET_DESC 0x02 675#define GB_HID_TYPE_GET_REPORT_DESC 0x03 676#define GB_HID_TYPE_PWR_ON 0x04 677#define GB_HID_TYPE_PWR_OFF 0x05 678#define GB_HID_TYPE_GET_REPORT 0x06 679#define GB_HID_TYPE_SET_REPORT 0x07 680#define GB_HID_TYPE_IRQ_EVENT 0x08 681 682/* Report type */ 683#define GB_HID_INPUT_REPORT 0 684#define GB_HID_OUTPUT_REPORT 1 685#define GB_HID_FEATURE_REPORT 2 686 687/* Different request/response structures */ 688/* HID get descriptor response */ 689struct gb_hid_desc_response { 690 __u8 bLength; 691 __le16 wReportDescLength; 692 __le16 bcdHID; 693 __le16 wProductID; 694 __le16 wVendorID; 695 __u8 bCountryCode; 696} __packed; 697 698/* HID get report request/response */ 699struct gb_hid_get_report_request { 700 __u8 report_type; 701 __u8 report_id; 702} __packed; 703 704/* HID set report request */ 705struct gb_hid_set_report_request { 706 __u8 report_type; 707 __u8 report_id; 708 __u8 report[0]; 709} __packed; 710 711/* HID input report request, via interrupt pipe */ 712struct gb_hid_input_report_request { 713 __u8 report[0]; 714} __packed; 715 716 717/* I2C */ 718 719/* Greybus i2c request types */ 720#define GB_I2C_TYPE_FUNCTIONALITY 0x02 721#define GB_I2C_TYPE_TRANSFER 0x05 722 723/* functionality request has no payload */ 724struct gb_i2c_functionality_response { 725 __le32 functionality; 726} __packed; 727 728/* 729 * Outgoing data immediately follows the op count and ops array. 730 * The data for each write (master -> slave) op in the array is sent 731 * in order, with no (e.g. pad) bytes separating them. 732 * 733 * Short reads cause the entire transfer request to fail So response 734 * payload consists only of bytes read, and the number of bytes is 735 * exactly what was specified in the corresponding op. Like 736 * outgoing data, the incoming data is in order and contiguous. 737 */ 738struct gb_i2c_transfer_op { 739 __le16 addr; 740 __le16 flags; 741 __le16 size; 742} __packed; 743 744struct gb_i2c_transfer_request { 745 __le16 op_count; 746 struct gb_i2c_transfer_op ops[0]; /* op_count of these */ 747} __packed; 748struct gb_i2c_transfer_response { 749 __u8 data[0]; /* inbound data */ 750} __packed; 751 752 753/* GPIO */ 754 755/* Greybus GPIO request types */ 756#define GB_GPIO_TYPE_LINE_COUNT 0x02 757#define GB_GPIO_TYPE_ACTIVATE 0x03 758#define GB_GPIO_TYPE_DEACTIVATE 0x04 759#define GB_GPIO_TYPE_GET_DIRECTION 0x05 760#define GB_GPIO_TYPE_DIRECTION_IN 0x06 761#define GB_GPIO_TYPE_DIRECTION_OUT 0x07 762#define GB_GPIO_TYPE_GET_VALUE 0x08 763#define GB_GPIO_TYPE_SET_VALUE 0x09 764#define GB_GPIO_TYPE_SET_DEBOUNCE 0x0a 765#define GB_GPIO_TYPE_IRQ_TYPE 0x0b 766#define GB_GPIO_TYPE_IRQ_MASK 0x0c 767#define GB_GPIO_TYPE_IRQ_UNMASK 0x0d 768#define GB_GPIO_TYPE_IRQ_EVENT 0x0e 769 770#define GB_GPIO_IRQ_TYPE_NONE 0x00 771#define GB_GPIO_IRQ_TYPE_EDGE_RISING 0x01 772#define GB_GPIO_IRQ_TYPE_EDGE_FALLING 0x02 773#define GB_GPIO_IRQ_TYPE_EDGE_BOTH 0x03 774#define GB_GPIO_IRQ_TYPE_LEVEL_HIGH 0x04 775#define GB_GPIO_IRQ_TYPE_LEVEL_LOW 0x08 776 777/* line count request has no payload */ 778struct gb_gpio_line_count_response { 779 __u8 count; 780} __packed; 781 782struct gb_gpio_activate_request { 783 __u8 which; 784} __packed; 785/* activate response has no payload */ 786 787struct gb_gpio_deactivate_request { 788 __u8 which; 789} __packed; 790/* deactivate response has no payload */ 791 792struct gb_gpio_get_direction_request { 793 __u8 which; 794} __packed; 795struct gb_gpio_get_direction_response { 796 __u8 direction; 797} __packed; 798 799struct gb_gpio_direction_in_request { 800 __u8 which; 801} __packed; 802/* direction in response has no payload */ 803 804struct gb_gpio_direction_out_request { 805 __u8 which; 806 __u8 value; 807} __packed; 808/* direction out response has no payload */ 809 810struct gb_gpio_get_value_request { 811 __u8 which; 812} __packed; 813struct gb_gpio_get_value_response { 814 __u8 value; 815} __packed; 816 817struct gb_gpio_set_value_request { 818 __u8 which; 819 __u8 value; 820} __packed; 821/* set value response has no payload */ 822 823struct gb_gpio_set_debounce_request { 824 __u8 which; 825 __le16 usec; 826} __packed; 827/* debounce response has no payload */ 828 829struct gb_gpio_irq_type_request { 830 __u8 which; 831 __u8 type; 832} __packed; 833/* irq type response has no payload */ 834 835struct gb_gpio_irq_mask_request { 836 __u8 which; 837} __packed; 838/* irq mask response has no payload */ 839 840struct gb_gpio_irq_unmask_request { 841 __u8 which; 842} __packed; 843/* irq unmask response has no payload */ 844 845/* irq event requests originate on another module and are handled on the AP */ 846struct gb_gpio_irq_event_request { 847 __u8 which; 848} __packed; 849/* irq event has no response */ 850 851 852/* PWM */ 853 854/* Greybus PWM operation types */ 855#define GB_PWM_TYPE_PWM_COUNT 0x02 856#define GB_PWM_TYPE_ACTIVATE 0x03 857#define GB_PWM_TYPE_DEACTIVATE 0x04 858#define GB_PWM_TYPE_CONFIG 0x05 859#define GB_PWM_TYPE_POLARITY 0x06 860#define GB_PWM_TYPE_ENABLE 0x07 861#define GB_PWM_TYPE_DISABLE 0x08 862 863/* pwm count request has no payload */ 864struct gb_pwm_count_response { 865 __u8 count; 866} __packed; 867 868struct gb_pwm_activate_request { 869 __u8 which; 870} __packed; 871 872struct gb_pwm_deactivate_request { 873 __u8 which; 874} __packed; 875 876struct gb_pwm_config_request { 877 __u8 which; 878 __le32 duty; 879 __le32 period; 880} __packed; 881 882struct gb_pwm_polarity_request { 883 __u8 which; 884 __u8 polarity; 885} __packed; 886 887struct gb_pwm_enable_request { 888 __u8 which; 889} __packed; 890 891struct gb_pwm_disable_request { 892 __u8 which; 893} __packed; 894 895/* SPI */ 896 897/* Should match up with modes in linux/spi/spi.h */ 898#define GB_SPI_MODE_CPHA 0x01 /* clock phase */ 899#define GB_SPI_MODE_CPOL 0x02 /* clock polarity */ 900#define GB_SPI_MODE_MODE_0 (0|0) /* (original MicroWire) */ 901#define GB_SPI_MODE_MODE_1 (0|GB_SPI_MODE_CPHA) 902#define GB_SPI_MODE_MODE_2 (GB_SPI_MODE_CPOL|0) 903#define GB_SPI_MODE_MODE_3 (GB_SPI_MODE_CPOL|GB_SPI_MODE_CPHA) 904#define GB_SPI_MODE_CS_HIGH 0x04 /* chipselect active high? */ 905#define GB_SPI_MODE_LSB_FIRST 0x08 /* per-word bits-on-wire */ 906#define GB_SPI_MODE_3WIRE 0x10 /* SI/SO signals shared */ 907#define GB_SPI_MODE_LOOP 0x20 /* loopback mode */ 908#define GB_SPI_MODE_NO_CS 0x40 /* 1 dev/bus, no chipselect */ 909#define GB_SPI_MODE_READY 0x80 /* slave pulls low to pause */ 910 911/* Should match up with flags in linux/spi/spi.h */ 912#define GB_SPI_FLAG_HALF_DUPLEX BIT(0) /* can't do full duplex */ 913#define GB_SPI_FLAG_NO_RX BIT(1) /* can't do buffer read */ 914#define GB_SPI_FLAG_NO_TX BIT(2) /* can't do buffer write */ 915 916/* Greybus spi operation types */ 917#define GB_SPI_TYPE_MASTER_CONFIG 0x02 918#define GB_SPI_TYPE_DEVICE_CONFIG 0x03 919#define GB_SPI_TYPE_TRANSFER 0x04 920 921/* mode request has no payload */ 922struct gb_spi_master_config_response { 923 __le32 bits_per_word_mask; 924 __le32 min_speed_hz; 925 __le32 max_speed_hz; 926 __le16 mode; 927 __le16 flags; 928 __u8 num_chipselect; 929} __packed; 930 931struct gb_spi_device_config_request { 932 __u8 chip_select; 933} __packed; 934 935struct gb_spi_device_config_response { 936 __le16 mode; 937 __u8 bits_per_word; 938 __le32 max_speed_hz; 939 __u8 device_type; 940#define GB_SPI_SPI_DEV 0x00 941#define GB_SPI_SPI_NOR 0x01 942#define GB_SPI_SPI_MODALIAS 0x02 943 __u8 name[32]; 944} __packed; 945 946/** 947 * struct gb_spi_transfer - a read/write buffer pair 948 * @speed_hz: Select a speed other than the device default for this transfer. If 949 * 0 the default (from @spi_device) is used. 950 * @len: size of rx and tx buffers (in bytes) 951 * @delay_usecs: microseconds to delay after this transfer before (optionally) 952 * changing the chipselect status, then starting the next transfer or 953 * completing this spi_message. 954 * @cs_change: affects chipselect after this transfer completes 955 * @bits_per_word: select a bits_per_word other than the device default for this 956 * transfer. If 0 the default (from @spi_device) is used. 957 */ 958struct gb_spi_transfer { 959 __le32 speed_hz; 960 __le32 len; 961 __le16 delay_usecs; 962 __u8 cs_change; 963 __u8 bits_per_word; 964 __u8 xfer_flags; 965#define GB_SPI_XFER_READ 0x01 966#define GB_SPI_XFER_WRITE 0x02 967#define GB_SPI_XFER_INPROGRESS 0x04 968} __packed; 969 970struct gb_spi_transfer_request { 971 __u8 chip_select; /* of the spi device */ 972 __u8 mode; /* of the spi device */ 973 __le16 count; 974 struct gb_spi_transfer transfers[0]; /* count of these */ 975} __packed; 976 977struct gb_spi_transfer_response { 978 __u8 data[0]; /* inbound data */ 979} __packed; 980 981/* Version of the Greybus SVC protocol we support */ 982#define GB_SVC_VERSION_MAJOR 0x00 983#define GB_SVC_VERSION_MINOR 0x01 984 985/* Greybus SVC request types */ 986#define GB_SVC_TYPE_PROTOCOL_VERSION 0x01 987#define GB_SVC_TYPE_SVC_HELLO 0x02 988#define GB_SVC_TYPE_INTF_DEVICE_ID 0x03 989#define GB_SVC_TYPE_INTF_RESET 0x06 990#define GB_SVC_TYPE_CONN_CREATE 0x07 991#define GB_SVC_TYPE_CONN_DESTROY 0x08 992#define GB_SVC_TYPE_DME_PEER_GET 0x09 993#define GB_SVC_TYPE_DME_PEER_SET 0x0a 994#define GB_SVC_TYPE_ROUTE_CREATE 0x0b 995#define GB_SVC_TYPE_ROUTE_DESTROY 0x0c 996#define GB_SVC_TYPE_TIMESYNC_ENABLE 0x0d 997#define GB_SVC_TYPE_TIMESYNC_DISABLE 0x0e 998#define GB_SVC_TYPE_TIMESYNC_AUTHORITATIVE 0x0f 999#define GB_SVC_TYPE_INTF_SET_PWRM 0x10 1000#define GB_SVC_TYPE_INTF_EJECT 0x11
1001#define GB_SVC_TYPE_PING 0x13 1002#define GB_SVC_TYPE_PWRMON_RAIL_COUNT_GET 0x14 1003#define GB_SVC_TYPE_PWRMON_RAIL_NAMES_GET 0x15 1004#define GB_SVC_TYPE_PWRMON_SAMPLE_GET 0x16 1005#define GB_SVC_TYPE_PWRMON_INTF_SAMPLE_GET 0x17 1006#define GB_SVC_TYPE_TIMESYNC_WAKE_PINS_ACQUIRE 0x18 1007#define GB_SVC_TYPE_TIMESYNC_WAKE_PINS_RELEASE 0x19 1008#define GB_SVC_TYPE_TIMESYNC_PING 0x1a 1009#define GB_SVC_TYPE_MODULE_INSERTED 0x1f 1010#define GB_SVC_TYPE_MODULE_REMOVED 0x20 1011#define GB_SVC_TYPE_INTF_VSYS_ENABLE 0x21 1012#define GB_SVC_TYPE_INTF_VSYS_DISABLE 0x22 1013#define GB_SVC_TYPE_INTF_REFCLK_ENABLE 0x23 1014#define GB_SVC_TYPE_INTF_REFCLK_DISABLE 0x24 1015#define GB_SVC_TYPE_INTF_UNIPRO_ENABLE 0x25 1016#define GB_SVC_TYPE_INTF_UNIPRO_DISABLE 0x26 1017#define GB_SVC_TYPE_INTF_ACTIVATE 0x27 1018#define GB_SVC_TYPE_INTF_RESUME 0x28 1019#define GB_SVC_TYPE_INTF_MAILBOX_EVENT 0x29 1020#define GB_SVC_TYPE_INTF_OOPS 0x2a 1021 1022/* Greybus SVC protocol status values */ 1023#define GB_SVC_OP_SUCCESS 0x00 1024#define GB_SVC_OP_UNKNOWN_ERROR 0x01 1025#define GB_SVC_INTF_NOT_DETECTED 0x02 1026#define GB_SVC_INTF_NO_UPRO_LINK 0x03 1027#define GB_SVC_INTF_UPRO_NOT_DOWN 0x04 1028#define GB_SVC_INTF_UPRO_NOT_HIBERNATED 0x05 1029#define GB_SVC_INTF_NO_V_SYS 0x06 1030#define GB_SVC_INTF_V_CHG 0x07 1031#define GB_SVC_INTF_WAKE_BUSY 0x08 1032#define GB_SVC_INTF_NO_REFCLK 0x09 1033#define GB_SVC_INTF_RELEASING 0x0a 1034#define GB_SVC_INTF_NO_ORDER 0x0b 1035#define GB_SVC_INTF_MBOX_SET 0x0c 1036#define GB_SVC_INTF_BAD_MBOX 0x0d 1037#define GB_SVC_INTF_OP_TIMEOUT 0x0e 1038#define GB_SVC_PWRMON_OP_NOT_PRESENT 0x0f 1039 1040struct gb_svc_version_request { 1041 __u8 major; 1042 __u8 minor; 1043} __packed; 1044 1045struct gb_svc_version_response { 1046 __u8 major; 1047 __u8 minor; 1048} __packed; 1049 1050/* SVC protocol hello request */ 1051struct gb_svc_hello_request { 1052 __le16 endo_id; 1053 __u8 interface_id; 1054} __packed; 1055/* hello response has no payload */ 1056 1057struct gb_svc_intf_device_id_request { 1058 __u8 intf_id; 1059 __u8 device_id; 1060} __packed; 1061/* device id response has no payload */ 1062 1063struct gb_svc_intf_reset_request { 1064 __u8 intf_id; 1065} __packed; 1066/* interface reset response has no payload */ 1067 1068struct gb_svc_intf_eject_request { 1069 __u8 intf_id; 1070} __packed; 1071/* interface eject response has no payload */ 1072 1073struct gb_svc_conn_create_request { 1074 __u8 intf1_id; 1075 __le16 cport1_id; 1076 __u8 intf2_id; 1077 __le16 cport2_id; 1078 __u8 tc; 1079 __u8 flags; 1080} __packed; 1081/* connection create response has no payload */ 1082 1083struct gb_svc_conn_destroy_request { 1084 __u8 intf1_id; 1085 __le16 cport1_id; 1086 __u8 intf2_id; 1087 __le16 cport2_id; 1088} __packed; 1089/* connection destroy response has no payload */ 1090 1091struct gb_svc_dme_peer_get_request { 1092 __u8 intf_id; 1093 __le16 attr; 1094 __le16 selector; 1095} __packed; 1096 1097struct gb_svc_dme_peer_get_response { 1098 __le16 result_code; 1099 __le32 attr_value; 1100} __packed; 1101 1102struct gb_svc_dme_peer_set_request { 1103 __u8 intf_id; 1104 __le16 attr; 1105 __le16 selector; 1106 __le32 value; 1107} __packed; 1108 1109struct gb_svc_dme_peer_set_response { 1110 __le16 result_code; 1111} __packed; 1112 1113/* Greybus init-status values, currently retrieved using DME peer gets. */ 1114#define GB_INIT_SPI_BOOT_STARTED 0x02 1115#define GB_INIT_TRUSTED_SPI_BOOT_FINISHED 0x03 1116#define GB_INIT_UNTRUSTED_SPI_BOOT_FINISHED 0x04 1117#define GB_INIT_BOOTROM_UNIPRO_BOOT_STARTED 0x06 1118#define GB_INIT_BOOTROM_FALLBACK_UNIPRO_BOOT_STARTED 0x09 1119#define GB_INIT_S2_LOADER_BOOT_STARTED 0x0D 1120 1121struct gb_svc_route_create_request { 1122 __u8 intf1_id; 1123 __u8 dev1_id; 1124 __u8 intf2_id; 1125 __u8 dev2_id; 1126} __packed; 1127/* route create response has no payload */ 1128 1129struct gb_svc_route_destroy_request { 1130 __u8 intf1_id; 1131 __u8 intf2_id; 1132} __packed; 1133/* route destroy response has no payload */ 1134 1135/* used for svc_intf_vsys_{enable,disable} */ 1136struct gb_svc_intf_vsys_request { 1137 __u8 intf_id; 1138} __packed; 1139 1140struct gb_svc_intf_vsys_response { 1141 __u8 result_code; 1142#define GB_SVC_INTF_VSYS_OK 0x00 1143 /* 0x01 is reserved */ 1144#define GB_SVC_INTF_VSYS_FAIL 0x02 1145} __packed; 1146 1147/* used for svc_intf_refclk_{enable,disable} */ 1148struct gb_svc_intf_refclk_request { 1149 __u8 intf_id; 1150} __packed; 1151 1152struct gb_svc_intf_refclk_response { 1153 __u8 result_code; 1154#define GB_SVC_INTF_REFCLK_OK 0x00 1155 /* 0x01 is reserved */ 1156#define GB_SVC_INTF_REFCLK_FAIL 0x02 1157} __packed; 1158 1159/* used for svc_intf_unipro_{enable,disable} */ 1160struct gb_svc_intf_unipro_request { 1161 __u8 intf_id; 1162} __packed; 1163 1164struct gb_svc_intf_unipro_response { 1165 __u8 result_code; 1166#define GB_SVC_INTF_UNIPRO_OK 0x00 1167 /* 0x01 is reserved */ 1168#define GB_SVC_INTF_UNIPRO_FAIL 0x02 1169#define GB_SVC_INTF_UNIPRO_NOT_OFF 0x03 1170} __packed; 1171 1172struct gb_svc_timesync_enable_request { 1173 __u8 count; 1174 __le64 frame_time; 1175 __le32 strobe_delay; 1176 __le32 refclk; 1177} __packed; 1178/* timesync enable response has no payload */ 1179 1180/* timesync authoritative request has no payload */ 1181struct gb_svc_timesync_authoritative_response { 1182 __le64 frame_time[GB_TIMESYNC_MAX_STROBES]; 1183}; 1184 1185struct gb_svc_timesync_wake_pins_acquire_request { 1186 __le32 strobe_mask; 1187}; 1188 1189/* timesync wake pins acquire response has no payload */ 1190 1191/* timesync wake pins release request has no payload */ 1192/* timesync wake pins release response has no payload */ 1193 1194/* timesync svc ping request has no payload */ 1195struct gb_svc_timesync_ping_response { 1196 __le64 frame_time; 1197} __packed; 1198 1199#define GB_SVC_UNIPRO_FAST_MODE 0x01 1200#define GB_SVC_UNIPRO_SLOW_MODE 0x02 1201#define GB_SVC_UNIPRO_FAST_AUTO_MODE 0x04 1202#define GB_SVC_UNIPRO_SLOW_AUTO_MODE 0x05 1203#define GB_SVC_UNIPRO_MODE_UNCHANGED 0x07 1204#define GB_SVC_UNIPRO_HIBERNATE_MODE 0x11 1205#define GB_SVC_UNIPRO_OFF_MODE 0x12 1206 1207#define GB_SVC_SMALL_AMPLITUDE 0x01 1208#define GB_SVC_LARGE_AMPLITUDE 0x02 1209 1210#define GB_SVC_NO_DE_EMPHASIS 0x00 1211#define GB_SVC_SMALL_DE_EMPHASIS 0x01 1212#define GB_SVC_LARGE_DE_EMPHASIS 0x02 1213 1214#define GB_SVC_PWRM_RXTERMINATION 0x01 1215#define GB_SVC_PWRM_TXTERMINATION 0x02 1216#define GB_SVC_PWRM_LINE_RESET 0x04 1217#define GB_SVC_PWRM_SCRAMBLING 0x20 1218 1219#define GB_SVC_PWRM_QUIRK_HSSER 0x00000001 1220 1221#define GB_SVC_UNIPRO_HS_SERIES_A 0x01 1222#define GB_SVC_UNIPRO_HS_SERIES_B 0x02 1223 1224#define GB_SVC_SETPWRM_PWR_OK 0x00 1225#define GB_SVC_SETPWRM_PWR_LOCAL 0x01 1226#define GB_SVC_SETPWRM_PWR_REMOTE 0x02 1227#define GB_SVC_SETPWRM_PWR_BUSY 0x03 1228#define GB_SVC_SETPWRM_PWR_ERROR_CAP 0x04 1229#define GB_SVC_SETPWRM_PWR_FATAL_ERROR 0x05 1230 1231struct gb_svc_l2_timer_cfg { 1232 __le16 tsb_fc0_protection_timeout; 1233 __le16 tsb_tc0_replay_timeout; 1234 __le16 tsb_afc0_req_timeout; 1235 __le16 tsb_fc1_protection_timeout; 1236 __le16 tsb_tc1_replay_timeout; 1237 __le16 tsb_afc1_req_timeout; 1238 __le16 reserved_for_tc2[3]; 1239 __le16 reserved_for_tc3[3]; 1240} __packed; 1241 1242struct gb_svc_intf_set_pwrm_request { 1243 __u8 intf_id; 1244 __u8 hs_series; 1245 __u8 tx_mode; 1246 __u8 tx_gear; 1247 __u8 tx_nlanes; 1248 __u8 tx_amplitude; 1249 __u8 tx_hs_equalizer; 1250 __u8 rx_mode; 1251 __u8 rx_gear; 1252 __u8 rx_nlanes; 1253 __u8 flags; 1254 __le32 quirks; 1255 struct gb_svc_l2_timer_cfg local_l2timerdata, remote_l2timerdata; 1256} __packed; 1257 1258struct gb_svc_intf_set_pwrm_response { 1259 __u8 result_code; 1260} __packed; 1261 1262struct gb_svc_key_event_request { 1263 __le16 key_code; 1264#define GB_KEYCODE_ARA 0x00 1265 1266 __u8 key_event; 1267#define GB_SVC_KEY_RELEASED 0x00 1268#define GB_SVC_KEY_PRESSED 0x01 1269} __packed; 1270 1271#define GB_SVC_PWRMON_MAX_RAIL_COUNT 254 1272 1273struct gb_svc_pwrmon_rail_count_get_response { 1274 __u8 rail_count; 1275} __packed; 1276 1277#define GB_SVC_PWRMON_RAIL_NAME_BUFSIZE 32 1278 1279struct gb_svc_pwrmon_rail_names_get_response { 1280 __u8 status; 1281 __u8 name[0][GB_SVC_PWRMON_RAIL_NAME_BUFSIZE]; 1282} __packed; 1283 1284#define GB_SVC_PWRMON_TYPE_CURR 0x01 1285#define GB_SVC_PWRMON_TYPE_VOL 0x02 1286#define GB_SVC_PWRMON_TYPE_PWR 0x03 1287 1288#define GB_SVC_PWRMON_GET_SAMPLE_OK 0x00 1289#define GB_SVC_PWRMON_GET_SAMPLE_INVAL 0x01 1290#define GB_SVC_PWRMON_GET_SAMPLE_NOSUPP 0x02 1291#define GB_SVC_PWRMON_GET_SAMPLE_HWERR 0x03 1292 1293struct gb_svc_pwrmon_sample_get_request { 1294 __u8 rail_id; 1295 __u8 measurement_type; 1296} __packed; 1297 1298struct gb_svc_pwrmon_sample_get_response { 1299 __u8 result; 1300 __le32 measurement; 1301} __packed; 1302 1303struct gb_svc_pwrmon_intf_sample_get_request { 1304 __u8 intf_id; 1305 __u8 measurement_type; 1306} __packed; 1307 1308struct gb_svc_pwrmon_intf_sample_get_response { 1309 __u8 result; 1310 __le32 measurement; 1311} __packed; 1312 1313#define GB_SVC_MODULE_INSERTED_FLAG_NO_PRIMARY 0x0001 1314 1315struct gb_svc_module_inserted_request { 1316 __u8 primary_intf_id; 1317 __u8 intf_count; 1318 __le16 flags; 1319} __packed; 1320/* module_inserted response has no payload */ 1321 1322struct gb_svc_module_removed_request { 1323 __u8 primary_intf_id; 1324} __packed; 1325/* module_removed response has no payload */ 1326 1327struct gb_svc_intf_activate_request { 1328 __u8 intf_id; 1329} __packed; 1330 1331#define GB_SVC_INTF_TYPE_UNKNOWN 0x00 1332#define GB_SVC_INTF_TYPE_DUMMY 0x01 1333#define GB_SVC_INTF_TYPE_UNIPRO 0x02 1334#define GB_SVC_INTF_TYPE_GREYBUS 0x03 1335 1336struct gb_svc_intf_activate_response { 1337 __u8 status; 1338 __u8 intf_type; 1339} __packed; 1340 1341struct gb_svc_intf_resume_request { 1342 __u8 intf_id; 1343} __packed; 1344 1345struct gb_svc_intf_resume_response { 1346 __u8 status; 1347} __packed; 1348 1349#define GB_SVC_INTF_MAILBOX_NONE 0x00 1350#define GB_SVC_INTF_MAILBOX_AP 0x01 1351#define GB_SVC_INTF_MAILBOX_GREYBUS 0x02 1352 1353struct gb_svc_intf_mailbox_event_request { 1354 __u8 intf_id; 1355 __le16 result_code; 1356 __le32 mailbox; 1357} __packed; 1358/* intf_mailbox_event response has no payload */ 1359 1360struct gb_svc_intf_oops_request { 1361 __u8 intf_id; 1362 __u8 reason; 1363} __packed; 1364/* intf_oops response has no payload */ 1365 1366 1367/* RAW */ 1368 1369/* Greybus raw request types */ 1370#define GB_RAW_TYPE_SEND 0x02 1371 1372struct gb_raw_send_request { 1373 __le32 len; 1374 __u8 data[0]; 1375} __packed; 1376 1377 1378/* UART */ 1379 1380/* Greybus UART operation types */ 1381#define GB_UART_TYPE_SEND_DATA 0x02 1382#define GB_UART_TYPE_RECEIVE_DATA 0x03 /* Unsolicited data */ 1383#define GB_UART_TYPE_SET_LINE_CODING 0x04 1384#define GB_UART_TYPE_SET_CONTROL_LINE_STATE 0x05 1385#define GB_UART_TYPE_SEND_BREAK 0x06 1386#define GB_UART_TYPE_SERIAL_STATE 0x07 /* Unsolicited data */ 1387#define GB_UART_TYPE_RECEIVE_CREDITS 0x08 1388#define GB_UART_TYPE_FLUSH_FIFOS 0x09 1389 1390/* Represents data from AP -> Module */ 1391struct gb_uart_send_data_request { 1392 __le16 size; 1393 __u8 data[0]; 1394} __packed; 1395 1396/* recv-data-request flags */ 1397#define GB_UART_RECV_FLAG_FRAMING 0x01 /* Framing error */ 1398#define GB_UART_RECV_FLAG_PARITY 0x02 /* Parity error */ 1399#define GB_UART_RECV_FLAG_OVERRUN 0x04 /* Overrun error */ 1400#define GB_UART_RECV_FLAG_BREAK 0x08 /* Break */ 1401 1402/* Represents data from Module -> AP */ 1403struct gb_uart_recv_data_request { 1404 __le16 size; 1405 __u8 flags; 1406 __u8 data[0]; 1407} __packed; 1408 1409struct gb_uart_receive_credits_request { 1410 __le16 count; 1411} __packed; 1412 1413struct gb_uart_set_line_coding_request { 1414 __le32 rate; 1415 __u8 format; 1416#define GB_SERIAL_1_STOP_BITS 0 1417#define GB_SERIAL_1_5_STOP_BITS 1 1418#define GB_SERIAL_2_STOP_BITS 2 1419 1420 __u8 parity; 1421#define GB_SERIAL_NO_PARITY 0 1422#define GB_SERIAL_ODD_PARITY 1 1423#define GB_SERIAL_EVEN_PARITY 2 1424#define GB_SERIAL_MARK_PARITY 3 1425#define GB_SERIAL_SPACE_PARITY 4 1426 1427 __u8 data_bits; 1428 1429 __u8 flow_control; 1430#define GB_SERIAL_AUTO_RTSCTS_EN 0x1 1431} __packed; 1432 1433/* output control lines */ 1434#define GB_UART_CTRL_DTR 0x01 1435#define GB_UART_CTRL_RTS 0x02 1436 1437struct gb_uart_set_control_line_state_request { 1438 __u8 control; 1439} __packed; 1440 1441struct gb_uart_set_break_request { 1442 __u8 state; 1443} __packed; 1444 1445/* input control lines and line errors */ 1446#define GB_UART_CTRL_DCD 0x01 1447#define GB_UART_CTRL_DSR 0x02 1448#define GB_UART_CTRL_RI 0x04 1449 1450struct gb_uart_serial_state_request { 1451 __u8 control; 1452} __packed; 1453 1454struct gb_uart_serial_flush_request { 1455 __u8 flags; 1456#define GB_SERIAL_FLAG_FLUSH_TRANSMITTER 0x01 1457#define GB_SERIAL_FLAG_FLUSH_RECEIVER 0x02 1458} __packed; 1459 1460/* Loopback */ 1461 1462/* Greybus loopback request types */ 1463#define GB_LOOPBACK_TYPE_PING 0x02 1464#define GB_LOOPBACK_TYPE_TRANSFER 0x03 1465#define GB_LOOPBACK_TYPE_SINK 0x04 1466 1467/* 1468 * Loopback request/response header format should be identical 1469 * to simplify bandwidth and data movement analysis. 1470 */ 1471struct gb_loopback_transfer_request { 1472 __le32 len; 1473 __le32 reserved0; 1474 __le32 reserved1; 1475 __u8 data[0]; 1476} __packed; 1477 1478struct gb_loopback_transfer_response { 1479 __le32 len; 1480 __le32 reserved0; 1481 __le32 reserved1; 1482 __u8 data[0]; 1483} __packed; 1484 1485/* SDIO */ 1486/* Greybus SDIO operation types */ 1487#define GB_SDIO_TYPE_GET_CAPABILITIES 0x02 1488#define GB_SDIO_TYPE_SET_IOS 0x03 1489#define GB_SDIO_TYPE_COMMAND 0x04 1490#define GB_SDIO_TYPE_TRANSFER 0x05 1491#define GB_SDIO_TYPE_EVENT 0x06 1492 1493/* get caps response: request has no payload */ 1494struct gb_sdio_get_caps_response { 1495 __le32 caps; 1496#define GB_SDIO_CAP_NONREMOVABLE 0x00000001 1497#define GB_SDIO_CAP_4_BIT_DATA 0x00000002 1498#define GB_SDIO_CAP_8_BIT_DATA 0x00000004 1499#define GB_SDIO_CAP_MMC_HS 0x00000008 1500#define GB_SDIO_CAP_SD_HS 0x00000010 1501#define GB_SDIO_CAP_ERASE 0x00000020 1502#define GB_SDIO_CAP_1_2V_DDR 0x00000040 1503#define GB_SDIO_CAP_1_8V_DDR 0x00000080 1504#define GB_SDIO_CAP_POWER_OFF_CARD 0x00000100 1505#define GB_SDIO_CAP_UHS_SDR12 0x00000200 1506#define GB_SDIO_CAP_UHS_SDR25 0x00000400 1507#define GB_SDIO_CAP_UHS_SDR50 0x00000800 1508#define GB_SDIO_CAP_UHS_SDR104 0x00001000 1509#define GB_SDIO_CAP_UHS_DDR50 0x00002000 1510#define GB_SDIO_CAP_DRIVER_TYPE_A 0x00004000 1511#define GB_SDIO_CAP_DRIVER_TYPE_C 0x00008000 1512#define GB_SDIO_CAP_DRIVER_TYPE_D 0x00010000 1513#define GB_SDIO_CAP_HS200_1_2V 0x00020000 1514#define GB_SDIO_CAP_HS200_1_8V 0x00040000 1515#define GB_SDIO_CAP_HS400_1_2V 0x00080000 1516#define GB_SDIO_CAP_HS400_1_8V 0x00100000 1517 1518 /* see possible values below at vdd */ 1519 __le32 ocr; 1520 __le32 f_min; 1521 __le32 f_max; 1522 __le16 max_blk_count; 1523 __le16 max_blk_size; 1524} __packed; 1525 1526/* set ios request: response has no payload */ 1527struct gb_sdio_set_ios_request { 1528 __le32 clock; 1529 __le32 vdd; 1530#define GB_SDIO_VDD_165_195 0x00000001 1531#define GB_SDIO_VDD_20_21 0x00000002 1532#define GB_SDIO_VDD_21_22 0x00000004 1533#define GB_SDIO_VDD_22_23 0x00000008 1534#define GB_SDIO_VDD_23_24 0x00000010 1535#define GB_SDIO_VDD_24_25 0x00000020 1536#define GB_SDIO_VDD_25_26 0x00000040 1537#define GB_SDIO_VDD_26_27 0x00000080 1538#define GB_SDIO_VDD_27_28 0x00000100 1539#define GB_SDIO_VDD_28_29 0x00000200 1540#define GB_SDIO_VDD_29_30 0x00000400 1541#define GB_SDIO_VDD_30_31 0x00000800 1542#define GB_SDIO_VDD_31_32 0x00001000 1543#define GB_SDIO_VDD_32_33 0x00002000 1544#define GB_SDIO_VDD_33_34 0x00004000 1545#define GB_SDIO_VDD_34_35 0x00008000 1546#define GB_SDIO_VDD_35_36 0x00010000 1547 1548 __u8 bus_mode; 1549#define GB_SDIO_BUSMODE_OPENDRAIN 0x00 1550#define GB_SDIO_BUSMODE_PUSHPULL 0x01 1551 1552 __u8 power_mode; 1553#define GB_SDIO_POWER_OFF 0x00 1554#define GB_SDIO_POWER_UP 0x01 1555#define GB_SDIO_POWER_ON 0x02 1556#define GB_SDIO_POWER_UNDEFINED 0x03 1557 1558 __u8 bus_width; 1559#define GB_SDIO_BUS_WIDTH_1 0x00 1560#define GB_SDIO_BUS_WIDTH_4 0x02 1561#define GB_SDIO_BUS_WIDTH_8 0x03 1562 1563 __u8 timing; 1564#define GB_SDIO_TIMING_LEGACY 0x00 1565#define GB_SDIO_TIMING_MMC_HS 0x01 1566#define GB_SDIO_TIMING_SD_HS 0x02 1567#define GB_SDIO_TIMING_UHS_SDR12 0x03 1568#define GB_SDIO_TIMING_UHS_SDR25 0x04 1569#define GB_SDIO_TIMING_UHS_SDR50 0x05 1570#define GB_SDIO_TIMING_UHS_SDR104 0x06 1571#define GB_SDIO_TIMING_UHS_DDR50 0x07 1572#define GB_SDIO_TIMING_MMC_DDR52 0x08 1573#define GB_SDIO_TIMING_MMC_HS200 0x09 1574#define GB_SDIO_TIMING_MMC_HS400 0x0A 1575 1576 __u8 signal_voltage; 1577#define GB_SDIO_SIGNAL_VOLTAGE_330 0x00 1578#define GB_SDIO_SIGNAL_VOLTAGE_180 0x01 1579#define GB_SDIO_SIGNAL_VOLTAGE_120 0x02 1580 1581 __u8 drv_type; 1582#define GB_SDIO_SET_DRIVER_TYPE_B 0x00 1583#define GB_SDIO_SET_DRIVER_TYPE_A 0x01 1584#define GB_SDIO_SET_DRIVER_TYPE_C 0x02 1585#define GB_SDIO_SET_DRIVER_TYPE_D 0x03 1586} __packed; 1587 1588/* command request */ 1589struct gb_sdio_command_request { 1590 __u8 cmd; 1591 __u8 cmd_flags; 1592#define GB_SDIO_RSP_NONE 0x00 1593#define GB_SDIO_RSP_PRESENT 0x01 1594#define GB_SDIO_RSP_136 0x02 1595#define GB_SDIO_RSP_CRC 0x04 1596#define GB_SDIO_RSP_BUSY 0x08 1597#define GB_SDIO_RSP_OPCODE 0x10 1598 1599 __u8 cmd_type; 1600#define GB_SDIO_CMD_AC 0x00 1601#define GB_SDIO_CMD_ADTC 0x01 1602#define GB_SDIO_CMD_BC 0x02 1603#define GB_SDIO_CMD_BCR 0x03 1604 1605 __le32 cmd_arg; 1606 __le16 data_blocks; 1607 __le16 data_blksz; 1608} __packed; 1609 1610struct gb_sdio_command_response { 1611 __le32 resp[4]; 1612} __packed; 1613 1614/* transfer request */ 1615struct gb_sdio_transfer_request { 1616 __u8 data_flags; 1617#define GB_SDIO_DATA_WRITE 0x01 1618#define GB_SDIO_DATA_READ 0x02 1619#define GB_SDIO_DATA_STREAM 0x04 1620 1621 __le16 data_blocks; 1622 __le16 data_blksz; 1623 __u8 data[0]; 1624} __packed; 1625 1626struct gb_sdio_transfer_response { 1627 __le16 data_blocks; 1628 __le16 data_blksz; 1629 __u8 data[0]; 1630} __packed; 1631 1632/* event request: generated by module and is defined as unidirectional */ 1633struct gb_sdio_event_request { 1634 __u8 event; 1635#define GB_SDIO_CARD_INSERTED 0x01 1636#define GB_SDIO_CARD_REMOVED 0x02 1637#define GB_SDIO_WP 0x04 1638} __packed; 1639 1640/* Camera */ 1641 1642/* Greybus Camera request types */ 1643#define GB_CAMERA_TYPE_CAPABILITIES 0x02 1644#define GB_CAMERA_TYPE_CONFIGURE_STREAMS 0x03 1645#define GB_CAMERA_TYPE_CAPTURE 0x04 1646#define GB_CAMERA_TYPE_FLUSH 0x05 1647#define GB_CAMERA_TYPE_METADATA 0x06 1648 1649#define GB_CAMERA_MAX_STREAMS 4 1650#define GB_CAMERA_MAX_SETTINGS_SIZE 8192 1651 1652/* Greybus Camera Configure Streams request payload */ 1653struct gb_camera_stream_config_request { 1654 __le16 width; 1655 __le16 height; 1656 __le16 format; 1657 __le16 padding; 1658} __packed; 1659 1660struct gb_camera_configure_streams_request { 1661 __u8 num_streams; 1662 __u8 flags; 1663#define GB_CAMERA_CONFIGURE_STREAMS_TEST_ONLY 0x01 1664 __le16 padding; 1665 struct gb_camera_stream_config_request config[0]; 1666} __packed; 1667 1668/* Greybus Camera Configure Streams response payload */ 1669struct gb_camera_stream_config_response { 1670 __le16 width; 1671 __le16 height; 1672 __le16 format; 1673 __u8 virtual_channel; 1674 __u8 data_type[2]; 1675 __le16 max_pkt_size; 1676 __u8 padding; 1677 __le32 max_size; 1678} __packed; 1679 1680struct gb_camera_configure_streams_response { 1681 __u8 num_streams; 1682#define GB_CAMERA_CONFIGURE_STREAMS_ADJUSTED 0x01 1683 __u8 flags; 1684 __u8 padding[2]; 1685 __le32 data_rate; 1686 struct gb_camera_stream_config_response config[0]; 1687}; 1688 1689/* Greybus Camera Capture request payload - response has no payload */ 1690struct gb_camera_capture_request { 1691 __le32 request_id; 1692 __u8 streams; 1693 __u8 padding; 1694 __le16 num_frames; 1695 __u8 settings[0]; 1696} __packed; 1697 1698/* Greybus Camera Flush response payload - request has no payload */ 1699struct gb_camera_flush_response { 1700 __le32 request_id; 1701} __packed; 1702 1703/* Greybus Camera Metadata request payload - operation has no response */ 1704struct gb_camera_metadata_request { 1705 __le32 request_id; 1706 __le16 frame_number; 1707 __u8 stream; 1708 __u8 padding; 1709 __u8 metadata[0]; 1710} __packed; 1711 1712/* Lights */ 1713 1714/* Greybus Lights request types */ 1715#define GB_LIGHTS_TYPE_GET_LIGHTS 0x02 1716#define GB_LIGHTS_TYPE_GET_LIGHT_CONFIG 0x03 1717#define GB_LIGHTS_TYPE_GET_CHANNEL_CONFIG 0x04 1718#define GB_LIGHTS_TYPE_GET_CHANNEL_FLASH_CONFIG 0x05 1719#define GB_LIGHTS_TYPE_SET_BRIGHTNESS 0x06 1720#define GB_LIGHTS_TYPE_SET_BLINK 0x07 1721#define GB_LIGHTS_TYPE_SET_COLOR 0x08 1722#define GB_LIGHTS_TYPE_SET_FADE 0x09 1723#define GB_LIGHTS_TYPE_EVENT 0x0A 1724#define GB_LIGHTS_TYPE_SET_FLASH_INTENSITY 0x0B 1725#define GB_LIGHTS_TYPE_SET_FLASH_STROBE 0x0C 1726#define GB_LIGHTS_TYPE_SET_FLASH_TIMEOUT 0x0D 1727#define GB_LIGHTS_TYPE_GET_FLASH_FAULT 0x0E 1728 1729/* Greybus Light modes */ 1730 1731/* 1732 * if you add any specific mode below, update also the 1733 * GB_CHANNEL_MODE_DEFINED_RANGE value accordingly 1734 */ 1735#define GB_CHANNEL_MODE_NONE 0x00000000 1736#define GB_CHANNEL_MODE_BATTERY 0x00000001 1737#define GB_CHANNEL_MODE_POWER 0x00000002 1738#define GB_CHANNEL_MODE_WIRELESS 0x00000004 1739#define GB_CHANNEL_MODE_BLUETOOTH 0x00000008 1740#define GB_CHANNEL_MODE_KEYBOARD 0x00000010 1741#define GB_CHANNEL_MODE_BUTTONS 0x00000020 1742#define GB_CHANNEL_MODE_NOTIFICATION 0x00000040 1743#define GB_CHANNEL_MODE_ATTENTION 0x00000080 1744#define GB_CHANNEL_MODE_FLASH 0x00000100 1745#define GB_CHANNEL_MODE_TORCH 0x00000200 1746#define GB_CHANNEL_MODE_INDICATOR 0x00000400 1747 1748/* Lights Mode valid bit values */ 1749#define GB_CHANNEL_MODE_DEFINED_RANGE 0x000004FF 1750#define GB_CHANNEL_MODE_VENDOR_RANGE 0x00F00000 1751 1752/* Greybus Light Channels Flags */ 1753#define GB_LIGHT_CHANNEL_MULTICOLOR 0x00000001 1754#define GB_LIGHT_CHANNEL_FADER 0x00000002 1755#define GB_LIGHT_CHANNEL_BLINK 0x00000004 1756 1757/* get count of lights in module */ 1758struct gb_lights_get_lights_response { 1759 __u8 lights_count; 1760} __packed; 1761 1762/* light config request payload */ 1763struct gb_lights_get_light_config_request { 1764 __u8 id; 1765} __packed; 1766 1767/* light config response payload */ 1768struct gb_lights_get_light_config_response { 1769 __u8 channel_count; 1770 __u8 name[32]; 1771} __packed; 1772 1773/* channel config request payload */ 1774struct gb_lights_get_channel_config_request { 1775 __u8 light_id; 1776 __u8 channel_id; 1777} __packed; 1778 1779/* channel flash config request payload */ 1780struct gb_lights_get_channel_flash_config_request { 1781 __u8 light_id; 1782 __u8 channel_id; 1783} __packed; 1784 1785/* channel config response payload */ 1786struct gb_lights_get_channel_config_response { 1787 __u8 max_brightness; 1788 __le32 flags; 1789 __le32 color; 1790 __u8 color_name[32]; 1791 __le32 mode; 1792 __u8 mode_name[32]; 1793} __packed; 1794 1795/* channel flash config response payload */ 1796struct gb_lights_get_channel_flash_config_response { 1797 __le32 intensity_min_uA; 1798 __le32 intensity_max_uA; 1799 __le32 intensity_step_uA; 1800 __le32 timeout_min_us; 1801 __le32 timeout_max_us; 1802 __le32 timeout_step_us; 1803} __packed; 1804 1805/* blink request payload: response have no payload */ 1806struct gb_lights_blink_request { 1807 __u8 light_id; 1808 __u8 channel_id; 1809 __le16 time_on_ms; 1810 __le16 time_off_ms; 1811} __packed; 1812 1813/* set brightness request payload: response have no payload */ 1814struct gb_lights_set_brightness_request { 1815 __u8 light_id; 1816 __u8 channel_id; 1817 __u8 brightness; 1818} __packed; 1819 1820/* set color request payload: response have no payload */ 1821struct gb_lights_set_color_request { 1822 __u8 light_id; 1823 __u8 channel_id; 1824 __le32 color; 1825} __packed; 1826 1827/* set fade request payload: response have no payload */ 1828struct gb_lights_set_fade_request { 1829 __u8 light_id; 1830 __u8 channel_id; 1831 __u8 fade_in; 1832 __u8 fade_out; 1833} __packed; 1834 1835/* event request: generated by module */ 1836struct gb_lights_event_request { 1837 __u8 light_id; 1838 __u8 event; 1839#define GB_LIGHTS_LIGHT_CONFIG 0x01 1840} __packed; 1841 1842/* set flash intensity request payload: response have no payload */ 1843struct gb_lights_set_flash_intensity_request { 1844 __u8 light_id; 1845 __u8 channel_id; 1846 __le32 intensity_uA; 1847} __packed; 1848 1849/* set flash strobe state request payload: response have no payload */ 1850struct gb_lights_set_flash_strobe_request { 1851 __u8 light_id; 1852 __u8 channel_id; 1853 __u8 state; 1854} __packed; 1855 1856/* set flash timeout request payload: response have no payload */ 1857struct gb_lights_set_flash_timeout_request { 1858 __u8 light_id; 1859 __u8 channel_id; 1860 __le32 timeout_us; 1861} __packed; 1862 1863/* get flash fault request payload */ 1864struct gb_lights_get_flash_fault_request { 1865 __u8 light_id; 1866 __u8 channel_id; 1867} __packed; 1868 1869/* get flash fault response payload */ 1870struct gb_lights_get_flash_fault_response { 1871 __le32 fault; 1872#define GB_LIGHTS_FLASH_FAULT_OVER_VOLTAGE 0x00000000 1873#define GB_LIGHTS_FLASH_FAULT_TIMEOUT 0x00000001 1874#define GB_LIGHTS_FLASH_FAULT_OVER_TEMPERATURE 0x00000002 1875#define GB_LIGHTS_FLASH_FAULT_SHORT_CIRCUIT 0x00000004 1876#define GB_LIGHTS_FLASH_FAULT_OVER_CURRENT 0x00000008 1877#define GB_LIGHTS_FLASH_FAULT_INDICATOR 0x00000010 1878#define GB_LIGHTS_FLASH_FAULT_UNDER_VOLTAGE 0x00000020 1879#define GB_LIGHTS_FLASH_FAULT_INPUT_VOLTAGE 0x00000040 1880#define GB_LIGHTS_FLASH_FAULT_LED_OVER_TEMPERATURE 0x00000080 1881} __packed; 1882 1883/* Audio */ 1884 1885#define GB_AUDIO_TYPE_GET_TOPOLOGY_SIZE 0x02 1886#define GB_AUDIO_TYPE_GET_TOPOLOGY 0x03 1887#define GB_AUDIO_TYPE_GET_CONTROL 0x04 1888#define GB_AUDIO_TYPE_SET_CONTROL 0x05 1889#define GB_AUDIO_TYPE_ENABLE_WIDGET 0x06 1890#define GB_AUDIO_TYPE_DISABLE_WIDGET 0x07 1891#define GB_AUDIO_TYPE_GET_PCM 0x08 1892#define GB_AUDIO_TYPE_SET_PCM 0x09 1893#define GB_AUDIO_TYPE_SET_TX_DATA_SIZE 0x0a 1894 /* 0x0b unused */ 1895#define GB_AUDIO_TYPE_ACTIVATE_TX 0x0c 1896#define GB_AUDIO_TYPE_DEACTIVATE_TX 0x0d 1897#define GB_AUDIO_TYPE_SET_RX_DATA_SIZE 0x0e 1898 /* 0x0f unused */ 1899#define GB_AUDIO_TYPE_ACTIVATE_RX 0x10 1900#define GB_AUDIO_TYPE_DEACTIVATE_RX 0x11 1901#define GB_AUDIO_TYPE_JACK_EVENT 0x12 1902#define GB_AUDIO_TYPE_BUTTON_EVENT 0x13 1903#define GB_AUDIO_TYPE_STREAMING_EVENT 0x14 1904#define GB_AUDIO_TYPE_SEND_DATA 0x15 1905 1906/* Module must be able to buffer 10ms of audio data, minimum */ 1907#define GB_AUDIO_SAMPLE_BUFFER_MIN_US 10000 1908 1909#define GB_AUDIO_PCM_NAME_MAX 32 1910#define AUDIO_DAI_NAME_MAX 32 1911#define AUDIO_CONTROL_NAME_MAX 32 1912#define AUDIO_CTL_ELEM_NAME_MAX 44 1913#define AUDIO_ENUM_NAME_MAX 64 1914#define AUDIO_WIDGET_NAME_MAX 32 1915 1916/* See SNDRV_PCM_FMTBIT_* in Linux source */ 1917#define GB_AUDIO_PCM_FMT_S8 BIT(0) 1918#define GB_AUDIO_PCM_FMT_U8 BIT(1) 1919#define GB_AUDIO_PCM_FMT_S16_LE BIT(2) 1920#define GB_AUDIO_PCM_FMT_S16_BE BIT(3) 1921#define GB_AUDIO_PCM_FMT_U16_LE BIT(4) 1922#define GB_AUDIO_PCM_FMT_U16_BE BIT(5) 1923#define GB_AUDIO_PCM_FMT_S24_LE BIT(6) 1924#define GB_AUDIO_PCM_FMT_S24_BE BIT(7) 1925#define GB_AUDIO_PCM_FMT_U24_LE BIT(8) 1926#define GB_AUDIO_PCM_FMT_U24_BE BIT(9) 1927#define GB_AUDIO_PCM_FMT_S32_LE BIT(10) 1928#define GB_AUDIO_PCM_FMT_S32_BE BIT(11) 1929#define GB_AUDIO_PCM_FMT_U32_LE BIT(12) 1930#define GB_AUDIO_PCM_FMT_U32_BE BIT(13) 1931 1932/* See SNDRV_PCM_RATE_* in Linux source */ 1933#define GB_AUDIO_PCM_RATE_5512 BIT(0) 1934#define GB_AUDIO_PCM_RATE_8000 BIT(1) 1935#define GB_AUDIO_PCM_RATE_11025 BIT(2) 1936#define GB_AUDIO_PCM_RATE_16000 BIT(3) 1937#define GB_AUDIO_PCM_RATE_22050 BIT(4) 1938#define GB_AUDIO_PCM_RATE_32000 BIT(5) 1939#define GB_AUDIO_PCM_RATE_44100 BIT(6) 1940#define GB_AUDIO_PCM_RATE_48000 BIT(7) 1941#define GB_AUDIO_PCM_RATE_64000 BIT(8) 1942#define GB_AUDIO_PCM_RATE_88200 BIT(9) 1943#define GB_AUDIO_PCM_RATE_96000 BIT(10) 1944#define GB_AUDIO_PCM_RATE_176400 BIT(11) 1945#define GB_AUDIO_PCM_RATE_192000 BIT(12) 1946 1947#define GB_AUDIO_STREAM_TYPE_CAPTURE 0x1 1948#define GB_AUDIO_STREAM_TYPE_PLAYBACK 0x2 1949 1950#define GB_AUDIO_CTL_ELEM_ACCESS_READ BIT(0) 1951#define GB_AUDIO_CTL_ELEM_ACCESS_WRITE BIT(1) 1952 1953/* See SNDRV_CTL_ELEM_TYPE_* in Linux source */ 1954#define GB_AUDIO_CTL_ELEM_TYPE_BOOLEAN 0x01 1955#define GB_AUDIO_CTL_ELEM_TYPE_INTEGER 0x02 1956#define GB_AUDIO_CTL_ELEM_TYPE_ENUMERATED 0x03 1957#define GB_AUDIO_CTL_ELEM_TYPE_INTEGER64 0x06 1958 1959/* See SNDRV_CTL_ELEM_IFACE_* in Linux source */ 1960#define GB_AUDIO_CTL_ELEM_IFACE_CARD 0x00 1961#define GB_AUDIO_CTL_ELEM_IFACE_HWDEP 0x01 1962#define GB_AUDIO_CTL_ELEM_IFACE_MIXER 0x02 1963#define GB_AUDIO_CTL_ELEM_IFACE_PCM 0x03 1964#define GB_AUDIO_CTL_ELEM_IFACE_RAWMIDI 0x04 1965#define GB_AUDIO_CTL_ELEM_IFACE_TIMER 0x05 1966#define GB_AUDIO_CTL_ELEM_IFACE_SEQUENCER 0x06 1967 1968/* SNDRV_CTL_ELEM_ACCESS_* in Linux source */ 1969#define GB_AUDIO_ACCESS_READ BIT(0) 1970#define GB_AUDIO_ACCESS_WRITE BIT(1) 1971#define GB_AUDIO_ACCESS_VOLATILE BIT(2) 1972#define GB_AUDIO_ACCESS_TIMESTAMP BIT(3) 1973#define GB_AUDIO_ACCESS_TLV_READ BIT(4) 1974#define GB_AUDIO_ACCESS_TLV_WRITE BIT(5) 1975#define GB_AUDIO_ACCESS_TLV_COMMAND BIT(6) 1976#define GB_AUDIO_ACCESS_INACTIVE BIT(7) 1977#define GB_AUDIO_ACCESS_LOCK BIT(8) 1978#define GB_AUDIO_ACCESS_OWNER BIT(9) 1979 1980/* enum snd_soc_dapm_type */ 1981#define GB_AUDIO_WIDGET_TYPE_INPUT 0x0 1982#define GB_AUDIO_WIDGET_TYPE_OUTPUT 0x1 1983#define GB_AUDIO_WIDGET_TYPE_MUX 0x2 1984#define GB_AUDIO_WIDGET_TYPE_VIRT_MUX 0x3 1985#define GB_AUDIO_WIDGET_TYPE_VALUE_MUX 0x4 1986#define GB_AUDIO_WIDGET_TYPE_MIXER 0x5 1987#define GB_AUDIO_WIDGET_TYPE_MIXER_NAMED_CTL 0x6 1988#define GB_AUDIO_WIDGET_TYPE_PGA 0x7 1989#define GB_AUDIO_WIDGET_TYPE_OUT_DRV 0x8 1990#define GB_AUDIO_WIDGET_TYPE_ADC 0x9 1991#define GB_AUDIO_WIDGET_TYPE_DAC 0xa 1992#define GB_AUDIO_WIDGET_TYPE_MICBIAS 0xb 1993#define GB_AUDIO_WIDGET_TYPE_MIC 0xc 1994#define GB_AUDIO_WIDGET_TYPE_HP 0xd 1995#define GB_AUDIO_WIDGET_TYPE_SPK 0xe 1996#define GB_AUDIO_WIDGET_TYPE_LINE 0xf 1997#define GB_AUDIO_WIDGET_TYPE_SWITCH 0x10 1998#define GB_AUDIO_WIDGET_TYPE_VMID 0x11 1999#define GB_AUDIO_WIDGET_TYPE_PRE 0x12 2000#define GB_AUDIO_WIDGET_TYPE_POST 0x13
2001#define GB_AUDIO_WIDGET_TYPE_SUPPLY 0x14 2002#define GB_AUDIO_WIDGET_TYPE_REGULATOR_SUPPLY 0x15 2003#define GB_AUDIO_WIDGET_TYPE_CLOCK_SUPPLY 0x16 2004#define GB_AUDIO_WIDGET_TYPE_AIF_IN 0x17 2005#define GB_AUDIO_WIDGET_TYPE_AIF_OUT 0x18 2006#define GB_AUDIO_WIDGET_TYPE_SIGGEN 0x19 2007#define GB_AUDIO_WIDGET_TYPE_DAI_IN 0x1a 2008#define GB_AUDIO_WIDGET_TYPE_DAI_OUT 0x1b 2009#define GB_AUDIO_WIDGET_TYPE_DAI_LINK 0x1c 2010 2011#define GB_AUDIO_WIDGET_STATE_DISABLED 0x01 2012#define GB_AUDIO_WIDGET_STATE_ENAABLED 0x02 2013 2014#define GB_AUDIO_JACK_EVENT_INSERTION 0x1 2015#define GB_AUDIO_JACK_EVENT_REMOVAL 0x2 2016 2017#define GB_AUDIO_BUTTON_EVENT_PRESS 0x1 2018#define GB_AUDIO_BUTTON_EVENT_RELEASE 0x2 2019 2020#define GB_AUDIO_STREAMING_EVENT_UNSPECIFIED 0x1 2021#define GB_AUDIO_STREAMING_EVENT_HALT 0x2 2022#define GB_AUDIO_STREAMING_EVENT_INTERNAL_ERROR 0x3 2023#define GB_AUDIO_STREAMING_EVENT_PROTOCOL_ERROR 0x4 2024#define GB_AUDIO_STREAMING_EVENT_FAILURE 0x5 2025#define GB_AUDIO_STREAMING_EVENT_UNDERRUN 0x6 2026#define GB_AUDIO_STREAMING_EVENT_OVERRUN 0x7 2027#define GB_AUDIO_STREAMING_EVENT_CLOCKING 0x8 2028#define GB_AUDIO_STREAMING_EVENT_DATA_LEN 0x9 2029 2030#define GB_AUDIO_INVALID_INDEX 0xff 2031 2032/* enum snd_jack_types */ 2033#define GB_AUDIO_JACK_HEADPHONE 0x0000001 2034#define GB_AUDIO_JACK_MICROPHONE 0x0000002 2035#define GB_AUDIO_JACK_HEADSET (GB_AUDIO_JACK_HEADPHONE | \ 2036 GB_AUDIO_JACK_MICROPHONE) 2037#define GB_AUDIO_JACK_LINEOUT 0x0000004 2038#define GB_AUDIO_JACK_MECHANICAL 0x0000008 2039#define GB_AUDIO_JACK_VIDEOOUT 0x0000010 2040#define GB_AUDIO_JACK_AVOUT (GB_AUDIO_JACK_LINEOUT | \ 2041 GB_AUDIO_JACK_VIDEOOUT) 2042#define GB_AUDIO_JACK_LINEIN 0x0000020 2043#define GB_AUDIO_JACK_OC_HPHL 0x0000040 2044#define GB_AUDIO_JACK_OC_HPHR 0x0000080 2045#define GB_AUDIO_JACK_MICROPHONE2 0x0000200 2046#define GB_AUDIO_JACK_ANC_HEADPHONE (GB_AUDIO_JACK_HEADPHONE | \ 2047 GB_AUDIO_JACK_MICROPHONE | \ 2048 GB_AUDIO_JACK_MICROPHONE2) 2049/* Kept separate from switches to facilitate implementation */ 2050#define GB_AUDIO_JACK_BTN_0 0x4000000 2051#define GB_AUDIO_JACK_BTN_1 0x2000000 2052#define GB_AUDIO_JACK_BTN_2 0x1000000 2053#define GB_AUDIO_JACK_BTN_3 0x0800000 2054 2055struct gb_audio_pcm { 2056 __u8 stream_name[GB_AUDIO_PCM_NAME_MAX]; 2057 __le32 formats; /* GB_AUDIO_PCM_FMT_* */ 2058 __le32 rates; /* GB_AUDIO_PCM_RATE_* */ 2059 __u8 chan_min; 2060 __u8 chan_max; 2061 __u8 sig_bits; /* number of bits of content */ 2062} __packed; 2063 2064struct gb_audio_dai { 2065 __u8 name[AUDIO_DAI_NAME_MAX]; 2066 __le16 data_cport; 2067 struct gb_audio_pcm capture; 2068 struct gb_audio_pcm playback; 2069} __packed; 2070 2071struct gb_audio_integer { 2072 __le32 min; 2073 __le32 max; 2074 __le32 step; 2075} __packed; 2076 2077struct gb_audio_integer64 { 2078 __le64 min; 2079 __le64 max; 2080 __le64 step; 2081} __packed; 2082 2083struct gb_audio_enumerated { 2084 __le32 items; 2085 __le16 names_length; 2086 __u8 names[0]; 2087} __packed; 2088 2089struct gb_audio_ctl_elem_info { /* See snd_ctl_elem_info in Linux source */ 2090 __u8 type; /* GB_AUDIO_CTL_ELEM_TYPE_* */ 2091 __le16 dimen[4]; 2092 union { 2093 struct gb_audio_integer integer; 2094 struct gb_audio_integer64 integer64; 2095 struct gb_audio_enumerated enumerated; 2096 } value; 2097} __packed; 2098 2099struct gb_audio_ctl_elem_value { /* See snd_ctl_elem_value in Linux source */ 2100 __le64 timestamp; /* XXX needed? */ 2101 union { 2102 __le32 integer_value[2]; /* consider CTL_DOUBLE_xxx */ 2103 __le64 integer64_value[2]; 2104 __le32 enumerated_item[2]; 2105 } value; 2106} __packed; 2107 2108struct gb_audio_control { 2109 __u8 name[AUDIO_CONTROL_NAME_MAX]; 2110 __u8 id; /* 0-63 */ 2111 __u8 iface; /* GB_AUDIO_IFACE_* */ 2112 __le16 data_cport; 2113 __le32 access; /* GB_AUDIO_ACCESS_* */ 2114 __u8 count; /* count of same elements */ 2115 __u8 count_values; /* count of values, max=2 for CTL_DOUBLE_xxx */ 2116 struct gb_audio_ctl_elem_info info; 2117} __packed; 2118 2119struct gb_audio_widget { 2120 __u8 name[AUDIO_WIDGET_NAME_MAX]; 2121 __u8 sname[AUDIO_WIDGET_NAME_MAX]; 2122 __u8 id; 2123 __u8 type; /* GB_AUDIO_WIDGET_TYPE_* */ 2124 __u8 state; /* GB_AUDIO_WIDGET_STATE_* */ 2125 __u8 ncontrols; 2126 struct gb_audio_control ctl[0]; /* 'ncontrols' entries */ 2127} __packed; 2128 2129struct gb_audio_route { 2130 __u8 source_id; /* widget id */ 2131 __u8 destination_id; /* widget id */ 2132 __u8 control_id; /* 0-63 */ 2133 __u8 index; /* Selection within the control */ 2134} __packed; 2135 2136struct gb_audio_topology { 2137 __u8 num_dais; 2138 __u8 num_controls; 2139 __u8 num_widgets; 2140 __u8 num_routes; 2141 __le32 size_dais; 2142 __le32 size_controls; 2143 __le32 size_widgets; 2144 __le32 size_routes; 2145 __le32 jack_type; 2146 /* 2147 * struct gb_audio_dai dai[num_dais]; 2148 * struct gb_audio_control controls[num_controls]; 2149 * struct gb_audio_widget widgets[num_widgets]; 2150 * struct gb_audio_route routes[num_routes]; 2151 */ 2152 __u8 data[0]; 2153} __packed; 2154 2155struct gb_audio_get_topology_size_response { 2156 __le16 size; 2157} __packed; 2158 2159struct gb_audio_get_topology_response { 2160 struct gb_audio_topology topology; 2161} __packed; 2162 2163struct gb_audio_get_control_request { 2164 __u8 control_id; 2165 __u8 index; 2166} __packed; 2167 2168struct gb_audio_get_control_response { 2169 struct gb_audio_ctl_elem_value value; 2170} __packed; 2171 2172struct gb_audio_set_control_request { 2173 __u8 control_id; 2174 __u8 index; 2175 struct gb_audio_ctl_elem_value value; 2176} __packed; 2177 2178struct gb_audio_enable_widget_request { 2179 __u8 widget_id; 2180} __packed; 2181 2182struct gb_audio_disable_widget_request { 2183 __u8 widget_id; 2184} __packed; 2185 2186struct gb_audio_get_pcm_request { 2187 __le16 data_cport; 2188} __packed; 2189 2190struct gb_audio_get_pcm_response { 2191 __le32 format; 2192 __le32 rate; 2193 __u8 channels; 2194 __u8 sig_bits; 2195} __packed; 2196 2197struct gb_audio_set_pcm_request { 2198 __le16 data_cport; 2199 __le32 format; 2200 __le32 rate; 2201 __u8 channels; 2202 __u8 sig_bits; 2203} __packed; 2204 2205struct gb_audio_set_tx_data_size_request { 2206 __le16 data_cport; 2207 __le16 size; 2208} __packed; 2209 2210struct gb_audio_activate_tx_request { 2211 __le16 data_cport; 2212} __packed; 2213 2214struct gb_audio_deactivate_tx_request { 2215 __le16 data_cport; 2216} __packed; 2217 2218struct gb_audio_set_rx_data_size_request { 2219 __le16 data_cport; 2220 __le16 size; 2221} __packed; 2222 2223struct gb_audio_activate_rx_request { 2224 __le16 data_cport; 2225} __packed; 2226 2227struct gb_audio_deactivate_rx_request { 2228 __le16 data_cport; 2229} __packed; 2230 2231struct gb_audio_jack_event_request { 2232 __u8 widget_id; 2233 __u8 jack_attribute; 2234 __u8 event; 2235} __packed; 2236 2237struct gb_audio_button_event_request { 2238 __u8 widget_id; 2239 __u8 button_id; 2240 __u8 event; 2241} __packed; 2242 2243struct gb_audio_streaming_event_request { 2244 __le16 data_cport; 2245 __u8 event; 2246} __packed; 2247 2248struct gb_audio_send_data_request { 2249 __le64 timestamp; 2250 __u8 data[0]; 2251} __packed; 2252 2253 2254/* Log */ 2255 2256/* operations */ 2257#define GB_LOG_TYPE_SEND_LOG 0x02 2258 2259/* length */ 2260#define GB_LOG_MAX_LEN 1024 2261 2262struct gb_log_send_log_request { 2263 __le16 len; 2264 __u8 msg[0]; 2265} __packed; 2266 2267#endif /* __GREYBUS_PROTOCOLS_H */ 2268 2269