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