name : greybus_protocols.h /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ /* * Copyright(c) 2014 - 2015 Google Inc. All rights reserved. * Copyright(c) 2014 - 2015 Linaro Ltd. All rights reserved. */ #ifndef __GREYBUS_PROTOCOLS_H #define __GREYBUS_PROTOCOLS_H #include <linux/types.h> /* Fixed IDs for control/svc protocols */ /* SVC switch-port device ids */ #define GB_SVC_DEVICE_ID_SVC 0 #define GB_SVC_DEVICE_ID_AP 1 #define GB_SVC_DEVICE_ID_MIN 2 #define GB_SVC_DEVICE_ID_MAX 31 #define GB_SVC_CPORT_ID 0 #define GB_CONTROL_BUNDLE_ID 0 #define GB_CONTROL_CPORT_ID 0 /* * All operation messages (both requests and responses) begin with * a header that encodes the size of the message (header included). * This header also contains a unique identifier, that associates a * response message with its operation. The header contains an * operation type field, whose interpretation is dependent on what * type of protocol is used over the connection. The high bit * (0x80) of the operation type field is used to indicate whether * the message is a request (clear) or a response (set). * * Response messages include an additional result byte, which * communicates the result of the corresponding request. A zero * result value means the operation completed successfully. Any * other value indicates an error; in this case, the payload of the * response message (if any) is ignored. The result byte must be * zero in the header for a request message. * * The wire format for all numeric fields in the header is little * endian. Any operation-specific data begins immediately after the * header. */ struct gb_operation_msg_hdr { __le16 size; /* Size in bytes of header + payload */ __le16 operation_id; /* Operation unique id */ __u8 type; /* E.g GB_I2C_TYPE_* or GB_GPIO_TYPE_* */ __u8 result; /* Result of request (in responses only) */ __u8 pad[2]; /* must be zero (ignore when read) */ } __packed; /* Generic request types */ #define GB_REQUEST_TYPE_CPORT_SHUTDOWN 0x00 #define GB_REQUEST_TYPE_INVALID 0x7f struct gb_cport_shutdown_request { __u8 phase; } __packed; /* Control Protocol */ /* Greybus control request types */ #define GB_CONTROL_TYPE_VERSION 0x01 #define GB_CONTROL_TYPE_PROBE_AP 0x02 #define GB_CONTROL_TYPE_GET_MANIFEST_SIZE 0x03 #define GB_CONTROL_TYPE_GET_MANIFEST 0x04 #define GB_CONTROL_TYPE_CONNECTED 0x05 #define GB_CONTROL_TYPE_DISCONNECTED 0x06 #define GB_CONTROL_TYPE_TIMESYNC_ENABLE 0x07 #define GB_CONTROL_TYPE_TIMESYNC_DISABLE 0x08 #define GB_CONTROL_TYPE_TIMESYNC_AUTHORITATIVE 0x09 /* Unused 0x0a */ #define GB_CONTROL_TYPE_BUNDLE_VERSION 0x0b #define GB_CONTROL_TYPE_DISCONNECTING 0x0c #define GB_CONTROL_TYPE_TIMESYNC_GET_LAST_EVENT 0x0d #define GB_CONTROL_TYPE_MODE_SWITCH 0x0e #define GB_CONTROL_TYPE_BUNDLE_SUSPEND 0x0f #define GB_CONTROL_TYPE_BUNDLE_RESUME 0x10 #define GB_CONTROL_TYPE_BUNDLE_DEACTIVATE 0x11 #define GB_CONTROL_TYPE_BUNDLE_ACTIVATE 0x12 #define GB_CONTROL_TYPE_INTF_SUSPEND_PREPARE 0x13 #define GB_CONTROL_TYPE_INTF_DEACTIVATE_PREPARE 0x14 #define GB_CONTROL_TYPE_INTF_HIBERNATE_ABORT 0x15 struct gb_control_version_request { __u8 major; __u8 minor; } __packed; struct gb_control_version_response { __u8 major; __u8 minor; } __packed; struct gb_control_bundle_version_request { __u8 bundle_id; } __packed; struct gb_control_bundle_version_response { __u8 major; __u8 minor; } __packed; /* Control protocol manifest get size request has no payload*/ struct gb_control_get_manifest_size_response { __le16 size; } __packed; /* Control protocol manifest get request has no payload */ struct gb_control_get_manifest_response { __u8 data[0]; } __packed; /* Control protocol [dis]connected request */ struct gb_control_connected_request { __le16 cport_id; } __packed; struct gb_control_disconnecting_request { __le16 cport_id; } __packed; /* disconnecting response has no payload */ struct gb_control_disconnected_request { __le16 cport_id; } __packed; /* Control protocol [dis]connected response has no payload */ /* * All Bundle power management operations use the same request and response * layout and status codes. */ #define GB_CONTROL_BUNDLE_PM_OK 0x00 #define GB_CONTROL_BUNDLE_PM_INVAL 0x01 #define GB_CONTROL_BUNDLE_PM_BUSY 0x02 #define GB_CONTROL_BUNDLE_PM_FAIL 0x03 #define GB_CONTROL_BUNDLE_PM_NA 0x04 struct gb_control_bundle_pm_request { __u8 bundle_id; } __packed; struct gb_control_bundle_pm_response { __u8 status; } __packed; /* * Interface Suspend Prepare and Deactivate Prepare operations use the same * response layout and error codes. Define a single response structure and reuse * it. Both operations have no payload. */ #define GB_CONTROL_INTF_PM_OK 0x00 #define GB_CONTROL_INTF_PM_BUSY 0x01 #define GB_CONTROL_INTF_PM_NA 0x02 struct gb_control_intf_pm_response { __u8 status; } __packed; /* APBridge protocol */ /* request APB1 log */ #define GB_APB_REQUEST_LOG 0x02 /* request to map a cport to bulk in and bulk out endpoints */ #define GB_APB_REQUEST_EP_MAPPING 0x03 /* request to get the number of cports available */ #define GB_APB_REQUEST_CPORT_COUNT 0x04 /* request to reset a cport state */ #define GB_APB_REQUEST_RESET_CPORT 0x05 /* request to time the latency of messages on a given cport */ #define GB_APB_REQUEST_LATENCY_TAG_EN 0x06 #define GB_APB_REQUEST_LATENCY_TAG_DIS 0x07 /* request to control the CSI transmitter */ #define GB_APB_REQUEST_CSI_TX_CONTROL 0x08 /* request to control audio streaming */ #define GB_APB_REQUEST_AUDIO_CONTROL 0x09 /* TimeSync requests */ #define GB_APB_REQUEST_TIMESYNC_ENABLE 0x0d #define GB_APB_REQUEST_TIMESYNC_DISABLE 0x0e #define GB_APB_REQUEST_TIMESYNC_AUTHORITATIVE 0x0f #define GB_APB_REQUEST_TIMESYNC_GET_LAST_EVENT 0x10 /* requests to set Greybus CPort flags */ #define GB_APB_REQUEST_CPORT_FLAGS 0x11 /* ARPC request */ #define GB_APB_REQUEST_ARPC_RUN 0x12 struct gb_apb_request_cport_flags { __le32 flags; #define GB_APB_CPORT_FLAG_CONTROL 0x01 #define GB_APB_CPORT_FLAG_HIGH_PRIO 0x02 } __packed; /* Firmware Download Protocol */ /* Request Types */ #define GB_FW_DOWNLOAD_TYPE_FIND_FIRMWARE 0x01 #define GB_FW_DOWNLOAD_TYPE_FETCH_FIRMWARE 0x02 #define GB_FW_DOWNLOAD_TYPE_RELEASE_FIRMWARE 0x03 #define GB_FIRMWARE_TAG_MAX_SIZE 10 /* firmware download find firmware request/response */ struct gb_fw_download_find_firmware_request { __u8 firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE]; } __packed; struct gb_fw_download_find_firmware_response { __u8 firmware_id; __le32 size; } __packed; /* firmware download fetch firmware request/response */ struct gb_fw_download_fetch_firmware_request { __u8 firmware_id; __le32 offset; __le32 size; } __packed; struct gb_fw_download_fetch_firmware_response { __u8 data[0]; } __packed; /* firmware download release firmware request */ struct gb_fw_download_release_firmware_request { __u8 firmware_id; } __packed; /* firmware download release firmware response has no payload */ /* Firmware Management Protocol */ /* Request Types */ #define GB_FW_MGMT_TYPE_INTERFACE_FW_VERSION 0x01 #define GB_FW_MGMT_TYPE_LOAD_AND_VALIDATE_FW 0x02 #define GB_FW_MGMT_TYPE_LOADED_FW 0x03 #define GB_FW_MGMT_TYPE_BACKEND_FW_VERSION 0x04 #define GB_FW_MGMT_TYPE_BACKEND_FW_UPDATE 0x05 #define GB_FW_MGMT_TYPE_BACKEND_FW_UPDATED 0x06 #define GB_FW_LOAD_METHOD_UNIPRO 0x01 #define GB_FW_LOAD_METHOD_INTERNAL 0x02 #define GB_FW_LOAD_STATUS_FAILED 0x00 #define GB_FW_LOAD_STATUS_UNVALIDATED 0x01 #define GB_FW_LOAD_STATUS_VALIDATED 0x02 #define GB_FW_LOAD_STATUS_VALIDATION_FAILED 0x03 #define GB_FW_BACKEND_FW_STATUS_SUCCESS 0x01 #define GB_FW_BACKEND_FW_STATUS_FAIL_FIND 0x02 #define GB_FW_BACKEND_FW_STATUS_FAIL_FETCH 0x03 #define GB_FW_BACKEND_FW_STATUS_FAIL_WRITE 0x04 #define GB_FW_BACKEND_FW_STATUS_INT 0x05 #define GB_FW_BACKEND_FW_STATUS_RETRY 0x06 #define GB_FW_BACKEND_FW_STATUS_NOT_SUPPORTED 0x07 #define GB_FW_BACKEND_VERSION_STATUS_SUCCESS 0x01 #define GB_FW_BACKEND_VERSION_STATUS_NOT_AVAILABLE 0x02 #define GB_FW_BACKEND_VERSION_STATUS_NOT_SUPPORTED 0x03 #define GB_FW_BACKEND_VERSION_STATUS_RETRY 0x04 #define GB_FW_BACKEND_VERSION_STATUS_FAIL_INT 0x05 /* firmware management interface firmware version request has no payload */ struct gb_fw_mgmt_interface_fw_version_response { __u8 firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE]; __le16 major; __le16 minor; } __packed; /* firmware management load and validate firmware request/response */ struct gb_fw_mgmt_load_and_validate_fw_request { __u8 request_id; __u8 load_method; __u8 firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE]; } __packed; /* firmware management load and validate firmware response has no payload*/ /* firmware management loaded firmware request */ struct gb_fw_mgmt_loaded_fw_request { __u8 request_id; __u8 status; __le16 major; __le16 minor; } __packed; /* firmware management loaded firmware response has no payload */ /* firmware management backend firmware version request/response */ struct gb_fw_mgmt_backend_fw_version_request { __u8 firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE]; } __packed; struct gb_fw_mgmt_backend_fw_version_response { __le16 major; __le16 minor; __u8 status; } __packed; /* firmware management backend firmware update request */ struct gb_fw_mgmt_backend_fw_update_request { __u8 request_id; __u8 firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE]; } __packed; /* firmware management backend firmware update response has no payload */ /* firmware management backend firmware updated request */ struct gb_fw_mgmt_backend_fw_updated_request { __u8 request_id; __u8 status; } __packed; /* firmware management backend firmware updated response has no payload */ /* Component Authentication Protocol (CAP) */ /* Request Types */ #define GB_CAP_TYPE_GET_ENDPOINT_UID 0x01 #define GB_CAP_TYPE_GET_IMS_CERTIFICATE 0x02 #define GB_CAP_TYPE_AUTHENTICATE 0x03 /* CAP get endpoint uid request has no payload */ struct gb_cap_get_endpoint_uid_response { __u8 uid[8]; } __packed; /* CAP get endpoint ims certificate request/response */ struct gb_cap_get_ims_certificate_request { __le32 certificate_class; __le32 certificate_id; } __packed; struct gb_cap_get_ims_certificate_response { __u8 result_code; __u8 certificate[]; } __packed; /* CAP authenticate request/response */ struct gb_cap_authenticate_request { __le32 auth_type; __u8 uid[8]; __u8 challenge[32]; } __packed; struct gb_cap_authenticate_response { __u8 result_code; __u8 response[64]; __u8 signature[]; } __packed; /* Bootrom Protocol */ /* Version of the Greybus bootrom protocol we support */ #define GB_BOOTROM_VERSION_MAJOR 0x00 #define GB_BOOTROM_VERSION_MINOR 0x01 /* Greybus bootrom request types */ #define GB_BOOTROM_TYPE_VERSION 0x01 #define GB_BOOTROM_TYPE_FIRMWARE_SIZE 0x02 #define GB_BOOTROM_TYPE_GET_FIRMWARE 0x03 #define GB_BOOTROM_TYPE_READY_TO_BOOT 0x04 #define GB_BOOTROM_TYPE_AP_READY 0x05 /* Request with no-payload */ #define GB_BOOTROM_TYPE_GET_VID_PID 0x06 /* Request with no-payload */ /* Greybus bootrom boot stages */ #define GB_BOOTROM_BOOT_STAGE_ONE 0x01 /* Reserved for the boot ROM */ #define GB_BOOTROM_BOOT_STAGE_TWO 0x02 /* Bootrom package to be loaded by the boot ROM */ #define GB_BOOTROM_BOOT_STAGE_THREE 0x03 /* Module personality package loaded by Stage 2 firmware */ /* Greybus bootrom ready to boot status */ #define GB_BOOTROM_BOOT_STATUS_INVALID 0x00 /* Firmware blob could not be validated */ #define GB_BOOTROM_BOOT_STATUS_INSECURE 0x01 /* Firmware blob is valid but insecure */ #define GB_BOOTROM_BOOT_STATUS_SECURE 0x02 /* Firmware blob is valid and secure */ /* Max bootrom data fetch size in bytes */ #define GB_BOOTROM_FETCH_MAX 2000 struct gb_bootrom_version_request { __u8 major; __u8 minor; } __packed; struct gb_bootrom_version_response { __u8 major; __u8 minor; } __packed; /* Bootrom protocol firmware size request/response */ struct gb_bootrom_firmware_size_request { __u8 stage; } __packed; struct gb_bootrom_firmware_size_response { __le32 size; } __packed; /* Bootrom protocol get firmware request/response */ struct gb_bootrom_get_firmware_request { __le32 offset; __le32 size; } __packed; struct gb_bootrom_get_firmware_response { __u8 data[0]; } __packed; /* Bootrom protocol Ready to boot request */ struct gb_bootrom_ready_to_boot_request { __u8 status; } __packed; /* Bootrom protocol Ready to boot response has no payload */ /* Bootrom protocol get VID/PID request has no payload */ struct gb_bootrom_get_vid_pid_response { __le32 vendor_id; __le32 product_id; } __packed; /* Power Supply */ /* Greybus power supply request types */ #define GB_POWER_SUPPLY_TYPE_GET_SUPPLIES 0x02 #define GB_POWER_SUPPLY_TYPE_GET_DESCRIPTION 0x03 #define GB_POWER_SUPPLY_TYPE_GET_PROP_DESCRIPTORS 0x04 #define GB_POWER_SUPPLY_TYPE_GET_PROPERTY 0x05 #define GB_POWER_SUPPLY_TYPE_SET_PROPERTY 0x06 #define GB_POWER_SUPPLY_TYPE_EVENT 0x07 /* Greybus power supply battery technologies types */ #define GB_POWER_SUPPLY_TECH_UNKNOWN 0x0000 #define GB_POWER_SUPPLY_TECH_NiMH 0x0001 #define GB_POWER_SUPPLY_TECH_LION 0x0002 #define GB_POWER_SUPPLY_TECH_LIPO 0x0003 #define GB_POWER_SUPPLY_TECH_LiFe 0x0004 #define GB_POWER_SUPPLY_TECH_NiCd 0x0005 #define GB_POWER_SUPPLY_TECH_LiMn 0x0006 /* Greybus power supply types */ #define GB_POWER_SUPPLY_UNKNOWN_TYPE 0x0000 #define GB_POWER_SUPPLY_BATTERY_TYPE 0x0001 #define GB_POWER_SUPPLY_UPS_TYPE 0x0002 #define GB_POWER_SUPPLY_MAINS_TYPE 0x0003 #define GB_POWER_SUPPLY_USB_TYPE 0x0004 #define GB_POWER_SUPPLY_USB_DCP_TYPE 0x0005 #define GB_POWER_SUPPLY_USB_CDP_TYPE 0x0006 #define GB_POWER_SUPPLY_USB_ACA_TYPE 0x0007 /* Greybus power supply health values */ #define GB_POWER_SUPPLY_HEALTH_UNKNOWN 0x0000 #define GB_POWER_SUPPLY_HEALTH_GOOD 0x0001 #define GB_POWER_SUPPLY_HEALTH_OVERHEAT 0x0002 #define GB_POWER_SUPPLY_HEALTH_DEAD 0x0003 #define GB_POWER_SUPPLY_HEALTH_OVERVOLTAGE 0x0004 #define GB_POWER_SUPPLY_HEALTH_UNSPEC_FAILURE 0x0005 #define GB_POWER_SUPPLY_HEALTH_COLD 0x0006 #define GB_POWER_SUPPLY_HEALTH_WATCHDOG_TIMER_EXPIRE 0x0007 #define GB_POWER_SUPPLY_HEALTH_SAFETY_TIMER_EXPIRE 0x0008 /* Greybus power supply status values */ #define GB_POWER_SUPPLY_STATUS_UNKNOWN 0x0000 #define GB_POWER_SUPPLY_STATUS_CHARGING 0x0001 #define GB_POWER_SUPPLY_STATUS_DISCHARGING 0x0002 #define GB_POWER_SUPPLY_STATUS_NOT_CHARGING 0x0003 #define GB_POWER_SUPPLY_STATUS_FULL 0x0004 /* Greybus power supply capacity level values */ #define GB_POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN 0x0000 #define GB_POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL 0x0001 #define GB_POWER_SUPPLY_CAPACITY_LEVEL_LOW 0x0002 #define GB_POWER_SUPPLY_CAPACITY_LEVEL_NORMAL 0x0003 #define GB_POWER_SUPPLY_CAPACITY_LEVEL_HIGH 0x0004 #define GB_POWER_SUPPLY_CAPACITY_LEVEL_FULL 0x0005 /* Greybus power supply scope values */ #define GB_POWER_SUPPLY_SCOPE_UNKNOWN 0x0000 #define GB_POWER_SUPPLY_SCOPE_SYSTEM 0x0001 #define GB_POWER_SUPPLY_SCOPE_DEVICE 0x0002 struct gb_power_supply_get_supplies_response { __u8 supplies_count; } __packed; struct gb_power_supply_get_description_request { __u8 psy_id; } __packed; struct gb_power_supply_get_description_response { __u8 manufacturer[32]; __u8 model[32]; __u8 serial_number[32]; __le16 type; __u8 properties_count; } __packed; struct gb_power_supply_props_desc { __u8 property; #define GB_POWER_SUPPLY_PROP_STATUS 0x00 #define GB_POWER_SUPPLY_PROP_CHARGE_TYPE 0x01 #define GB_POWER_SUPPLY_PROP_HEALTH 0x02 #define GB_POWER_SUPPLY_PROP_PRESENT 0x03 #define GB_POWER_SUPPLY_PROP_ONLINE 0x04 #define GB_POWER_SUPPLY_PROP_AUTHENTIC 0x05 #define GB_POWER_SUPPLY_PROP_TECHNOLOGY 0x06 #define GB_POWER_SUPPLY_PROP_CYCLE_COUNT 0x07 #define GB_POWER_SUPPLY_PROP_VOLTAGE_MAX 0x08 #define GB_POWER_SUPPLY_PROP_VOLTAGE_MIN 0x09 #define GB_POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN 0x0A #define GB_POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN 0x0B #define GB_POWER_SUPPLY_PROP_VOLTAGE_NOW 0x0C #define GB_POWER_SUPPLY_PROP_VOLTAGE_AVG 0x0D #define GB_POWER_SUPPLY_PROP_VOLTAGE_OCV 0x0E #define GB_POWER_SUPPLY_PROP_VOLTAGE_BOOT 0x0F #define GB_POWER_SUPPLY_PROP_CURRENT_MAX 0x10 #define GB_POWER_SUPPLY_PROP_CURRENT_NOW 0x11 #define GB_POWER_SUPPLY_PROP_CURRENT_AVG 0x12 #define GB_POWER_SUPPLY_PROP_CURRENT_BOOT 0x13 #define GB_POWER_SUPPLY_PROP_POWER_NOW 0x14 #define GB_POWER_SUPPLY_PROP_POWER_AVG 0x15 #define GB_POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN 0x16 #define GB_POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN 0x17 #define GB_POWER_SUPPLY_PROP_CHARGE_FULL 0x18 #define GB_POWER_SUPPLY_PROP_CHARGE_EMPTY 0x19 #define GB_POWER_SUPPLY_PROP_CHARGE_NOW 0x1A #define GB_POWER_SUPPLY_PROP_CHARGE_AVG 0x1B #define GB_POWER_SUPPLY_PROP_CHARGE_COUNTER 0x1C #define GB_POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT 0x1D #define GB_POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX 0x1E #define GB_POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE 0x1F #define GB_POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX 0x20 #define GB_POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT 0x21 #define GB_POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX 0x22 #define GB_POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT 0x23 #define GB_POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN 0x24 #define GB_POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN 0x25 #define GB_POWER_SUPPLY_PROP_ENERGY_FULL 0x26 #define GB_POWER_SUPPLY_PROP_ENERGY_EMPTY 0x27 #define GB_POWER_SUPPLY_PROP_ENERGY_NOW 0x28 #define GB_POWER_SUPPLY_PROP_ENERGY_AVG 0x29 #define GB_POWER_SUPPLY_PROP_CAPACITY 0x2A #define GB_POWER_SUPPLY_PROP_CAPACITY_ALERT_MIN 0x2B #define GB_POWER_SUPPLY_PROP_CAPACITY_ALERT_MAX 0x2C #define GB_POWER_SUPPLY_PROP_CAPACITY_LEVEL 0x2D #define GB_POWER_SUPPLY_PROP_TEMP 0x2E #define GB_POWER_SUPPLY_PROP_TEMP_MAX 0x2F #define GB_POWER_SUPPLY_PROP_TEMP_MIN 0x30 #define GB_POWER_SUPPLY_PROP_TEMP_ALERT_MIN 0x31 #define GB_POWER_SUPPLY_PROP_TEMP_ALERT_MAX 0x32 #define GB_POWER_SUPPLY_PROP_TEMP_AMBIENT 0x33 #define GB_POWER_SUPPLY_PROP_TEMP_AMBIENT_ALERT_MIN 0x34 #define GB_POWER_SUPPLY_PROP_TEMP_AMBIENT_ALERT_MAX 0x35 #define GB_POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW 0x36 #define GB_POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG 0x37 #define GB_POWER_SUPPLY_PROP_TIME_TO_FULL_NOW 0x38 #define GB_POWER_SUPPLY_PROP_TIME_TO_FULL_AVG 0x39 #define GB_POWER_SUPPLY_PROP_TYPE 0x3A #define GB_POWER_SUPPLY_PROP_SCOPE 0x3B #define GB_POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT 0x3C #define GB_POWER_SUPPLY_PROP_CALIBRATE 0x3D __u8 is_writeable; } __packed; struct gb_power_supply_get_property_descriptors_request { __u8 psy_id; } __packed; struct gb_power_supply_get_property_descriptors_response { __u8 properties_count; struct gb_power_supply_props_desc props[]; } __packed; struct gb_power_supply_get_property_request { __u8 psy_id; __u8 property; } __packed; struct gb_power_supply_get_property_response { __le32 prop_val; }; struct gb_power_supply_set_property_request { __u8 psy_id; __u8 property; __le32 prop_val; } __packed; struct gb_power_supply_event_request { __u8 psy_id; __u8 event; #define GB_POWER_SUPPLY_UPDATE 0x01 } __packed; /* HID */ /* Greybus HID operation types */ #define GB_HID_TYPE_GET_DESC 0x02 #define GB_HID_TYPE_GET_REPORT_DESC 0x03 #define GB_HID_TYPE_PWR_ON 0x04 #define GB_HID_TYPE_PWR_OFF 0x05 #define GB_HID_TYPE_GET_REPORT 0x06 #define GB_HID_TYPE_SET_REPORT 0x07 #define GB_HID_TYPE_IRQ_EVENT 0x08 /* Report type */ #define GB_HID_INPUT_REPORT 0 #define GB_HID_OUTPUT_REPORT 1 #define GB_HID_FEATURE_REPORT 2 /* Different request/response structures */ /* HID get descriptor response */ struct gb_hid_desc_response { __u8 bLength; __le16 wReportDescLength; __le16 bcdHID; __le16 wProductID; __le16 wVendorID; __u8 bCountryCode; } __packed; /* HID get report request/response */ struct gb_hid_get_report_request { __u8 report_type; __u8 report_id; } __packed; /* HID set report request */ struct gb_hid_set_report_request { __u8 report_type; __u8 report_id; __u8 report[]; } __packed; /* HID input report request, via interrupt pipe */ struct gb_hid_input_report_request { __u8 report[0]; } __packed; /* I2C */ /* Greybus i2c request types */ #define GB_I2C_TYPE_FUNCTIONALITY 0x02 #define GB_I2C_TYPE_TRANSFER 0x05 /* functionality request has no payload */ struct gb_i2c_functionality_response { __le32 functionality; } __packed; /* * Outgoing data immediately follows the op count and ops array. * The data for each write (master -> slave) op in the array is sent * in order, with no (e.g. pad) bytes separating them. * * Short reads cause the entire transfer request to fail So response * payload consists only of bytes read, and the number of bytes is * exactly what was specified in the corresponding op. Like * outgoing data, the incoming data is in order and contiguous. */ struct gb_i2c_transfer_op { __le16 addr; __le16 flags; __le16 size; } __packed; struct gb_i2c_transfer_request { __le16 op_count; struct gb_i2c_transfer_op ops[]; /* op_count of these */ } __packed; struct gb_i2c_transfer_response { __u8 data[0]; /* inbound data */ } __packed; /* GPIO */ /* Greybus GPIO request types */ #define GB_GPIO_TYPE_LINE_COUNT 0x02 #define GB_GPIO_TYPE_ACTIVATE 0x03 #define GB_GPIO_TYPE_DEACTIVATE 0x04 #define GB_GPIO_TYPE_GET_DIRECTION 0x05 #define GB_GPIO_TYPE_DIRECTION_IN 0x06 #define GB_GPIO_TYPE_DIRECTION_OUT 0x07 #define GB_GPIO_TYPE_GET_VALUE 0x08 #define GB_GPIO_TYPE_SET_VALUE 0x09 #define GB_GPIO_TYPE_SET_DEBOUNCE 0x0a #define GB_GPIO_TYPE_IRQ_TYPE 0x0b #define GB_GPIO_TYPE_IRQ_MASK 0x0c #define GB_GPIO_TYPE_IRQ_UNMASK 0x0d #define GB_GPIO_TYPE_IRQ_EVENT 0x0e #define GB_GPIO_IRQ_TYPE_NONE 0x00 #define GB_GPIO_IRQ_TYPE_EDGE_RISING 0x01 #define GB_GPIO_IRQ_TYPE_EDGE_FALLING 0x02 #define GB_GPIO_IRQ_TYPE_EDGE_BOTH 0x03 #define GB_GPIO_IRQ_TYPE_LEVEL_HIGH 0x04 #define GB_GPIO_IRQ_TYPE_LEVEL_LOW 0x08 /* line count request has no payload */ struct gb_gpio_line_count_response { __u8 count; } __packed; struct gb_gpio_activate_request { __u8 which; } __packed; /* activate response has no payload */ struct gb_gpio_deactivate_request { __u8 which; } __packed; /* deactivate response has no payload */ struct gb_gpio_get_direction_request { __u8 which; } __packed; struct gb_gpio_get_direction_response { __u8 direction; } __packed; struct gb_gpio_direction_in_request { __u8 which; } __packed; /* direction in response has no payload */ struct gb_gpio_direction_out_request { __u8 which; __u8 value; } __packed; /* direction out response has no payload */ struct gb_gpio_get_value_request { __u8 which; } __packed; struct gb_gpio_get_value_response { __u8 value; } __packed; struct gb_gpio_set_value_request { __u8 which; __u8 value; } __packed; /* set value response has no payload */ struct gb_gpio_set_debounce_request { __u8 which; __le16 usec; } __packed; /* debounce response has no payload */ struct gb_gpio_irq_type_request { __u8 which; __u8 type; } __packed; /* irq type response has no payload */ struct gb_gpio_irq_mask_request { __u8 which; } __packed; /* irq mask response has no payload */ struct gb_gpio_irq_unmask_request { __u8 which; } __packed; /* irq unmask response has no payload */ /* irq event requests originate on another module and are handled on the AP */ struct gb_gpio_irq_event_request { __u8 which; } __packed; /* irq event has no response */ /* PWM */ /* Greybus PWM operation types */ #define GB_PWM_TYPE_PWM_COUNT 0x02 #define GB_PWM_TYPE_ACTIVATE 0x03 #define GB_PWM_TYPE_DEACTIVATE 0x04 #define GB_PWM_TYPE_CONFIG 0x05 #define GB_PWM_TYPE_POLARITY 0x06 #define GB_PWM_TYPE_ENABLE 0x07 #define GB_PWM_TYPE_DISABLE 0x08 /* pwm count request has no payload */ struct gb_pwm_count_response { __u8 count; } __packed; struct gb_pwm_activate_request { __u8 which; } __packed; struct gb_pwm_deactivate_request { __u8 which; } __packed; struct gb_pwm_config_request { __u8 which; __le32 duty; __le32 period; } __packed; struct gb_pwm_polarity_request { __u8 which; __u8 polarity; } __packed; struct gb_pwm_enable_request { __u8 which; } __packed; struct gb_pwm_disable_request { __u8 which; } __packed; /* SPI */ /* Should match up with modes in linux/spi/spi.h */ #define GB_SPI_MODE_CPHA 0x01 /* clock phase */ #define GB_SPI_MODE_CPOL 0x02 /* clock polarity */ #define GB_SPI_MODE_MODE_0 (0 | 0) /* (original MicroWire) */ #define GB_SPI_MODE_MODE_1 (0 | GB_SPI_MODE_CPHA) #define GB_SPI_MODE_MODE_2 (GB_SPI_MODE_CPOL | 0) #define GB_SPI_MODE_MODE_3 (GB_SPI_MODE_CPOL | GB_SPI_MODE_CPHA) #define GB_SPI_MODE_CS_HIGH 0x04 /* chipselect active high? */ #define GB_SPI_MODE_LSB_FIRST 0x08 /* per-word bits-on-wire */ #define GB_SPI_MODE_3WIRE 0x10 /* SI/SO signals shared */ #define GB_SPI_MODE_LOOP 0x20 /* loopback mode */ #define GB_SPI_MODE_NO_CS 0x40 /* 1 dev/bus, no chipselect */ #define GB_SPI_MODE_READY 0x80 /* slave pulls low to pause */ /* Should match up with flags in linux/spi/spi.h */ #define GB_SPI_FLAG_HALF_DUPLEX BIT(0) /* can't do full duplex */ #define GB_SPI_FLAG_NO_RX BIT(1) /* can't do buffer read */ #define GB_SPI_FLAG_NO_TX BIT(2) /* can't do buffer write */ /* Greybus spi operation types */ #define GB_SPI_TYPE_MASTER_CONFIG 0x02 #define GB_SPI_TYPE_DEVICE_CONFIG 0x03 #define GB_SPI_TYPE_TRANSFER 0x04 /* mode request has no payload */ struct gb_spi_master_config_response { __le32 bits_per_word_mask; __le32 min_speed_hz; __le32 max_speed_hz; __le16 mode; __le16 flags; __u8 num_chipselect; } __packed; struct gb_spi_device_config_request { __u8 chip_select; } __packed; struct gb_spi_device_config_response { __le16 mode; __u8 bits_per_word; __le32 max_speed_hz; __u8 device_type; #define GB_SPI_SPI_DEV 0x00 #define GB_SPI_SPI_NOR 0x01 #define GB_SPI_SPI_MODALIAS 0x02 __u8 name[32]; } __packed; /** * struct gb_spi_transfer - a read/write buffer pair * @speed_hz: Select a speed other than the device default for this transfer. If * 0 the default (from @spi_device) is used. * @len: size of rx and tx buffers (in bytes) * @delay_usecs: microseconds to delay after this transfer before (optionally) * changing the chipselect status, then starting the next transfer or * completing this spi_message. * @cs_change: affects chipselect after this transfer completes * @bits_per_word: select a bits_per_word other than the device default for this * transfer. If 0 the default (from @spi_device) is used. */ struct gb_spi_transfer { __le32 speed_hz; __le32 len; __le16 delay_usecs; __u8 cs_change; __u8 bits_per_word; __u8 xfer_flags; #define GB_SPI_XFER_READ 0x01 #define GB_SPI_XFER_WRITE 0x02 #define GB_SPI_XFER_INPROGRESS 0x04 } __packed; struct gb_spi_transfer_request { __u8 chip_select; /* of the spi device */ __u8 mode; /* of the spi device */ __le16 count; struct gb_spi_transfer transfers[]; /* count of these */ } __packed; struct gb_spi_transfer_response { __u8 data[0]; /* inbound data */ } __packed; /* Version of the Greybus SVC protocol we support */ #define GB_SVC_VERSION_MAJOR 0x00 #define GB_SVC_VERSION_MINOR 0x01 /* Greybus SVC request types */ #define GB_SVC_TYPE_PROTOCOL_VERSION 0x01 #define GB_SVC_TYPE_SVC_HELLO 0x02 #define GB_SVC_TYPE_INTF_DEVICE_ID 0x03 #define GB_SVC_TYPE_INTF_RESET 0x06 #define GB_SVC_TYPE_CONN_CREATE 0x07 #define GB_SVC_TYPE_CONN_DESTROY 0x08 #define GB_SVC_TYPE_DME_PEER_GET 0x09 #define GB_SVC_TYPE_DME_PEER_SET 0x0a #define GB_SVC_TYPE_ROUTE_CREATE 0x0b #define GB_SVC_TYPE_ROUTE_DESTROY 0x0c #define GB_SVC_TYPE_TIMESYNC_ENABLE 0x0d #define GB_SVC_TYPE_TIMESYNC_DISABLE 0x0e #define GB_SVC_TYPE_TIMESYNC_AUTHORITATIVE 0x0f #define GB_SVC_TYPE_INTF_SET_PWRM 0x10 #define GB_SVC_TYPE_INTF_EJECT 0x11 #define GB_SVC_TYPE_PING 0x13 #define GB_SVC_TYPE_PWRMON_RAIL_COUNT_GET 0x14 #define GB_SVC_TYPE_PWRMON_RAIL_NAMES_GET 0x15 #define GB_SVC_TYPE_PWRMON_SAMPLE_GET 0x16 #define GB_SVC_TYPE_PWRMON_INTF_SAMPLE_GET 0x17 #define GB_SVC_TYPE_TIMESYNC_WAKE_PINS_ACQUIRE 0x18 #define GB_SVC_TYPE_TIMESYNC_WAKE_PINS_RELEASE 0x19 #define GB_SVC_TYPE_TIMESYNC_PING 0x1a #define GB_SVC_TYPE_MODULE_INSERTED 0x1f #define GB_SVC_TYPE_MODULE_REMOVED 0x20 #define GB_SVC_TYPE_INTF_VSYS_ENABLE 0x21 #define GB_SVC_TYPE_INTF_VSYS_DISABLE 0x22 #define GB_SVC_TYPE_INTF_REFCLK_ENABLE 0x23 #define GB_SVC_TYPE_INTF_REFCLK_DISABLE 0x24 #define GB_SVC_TYPE_INTF_UNIPRO_ENABLE 0x25 #define GB_SVC_TYPE_INTF_UNIPRO_DISABLE 0x26 #define GB_SVC_TYPE_INTF_ACTIVATE 0x27 #define GB_SVC_TYPE_INTF_RESUME 0x28 #define GB_SVC_TYPE_INTF_MAILBOX_EVENT 0x29 #define GB_SVC_TYPE_INTF_OOPS 0x2a /* Greybus SVC protocol status values */ #define GB_SVC_OP_SUCCESS 0x00 #define GB_SVC_OP_UNKNOWN_ERROR 0x01 #define GB_SVC_INTF_NOT_DETECTED 0x02 #define GB_SVC_INTF_NO_UPRO_LINK 0x03 #define GB_SVC_INTF_UPRO_NOT_DOWN 0x04 #define GB_SVC_INTF_UPRO_NOT_HIBERNATED 0x05 #define GB_SVC_INTF_NO_V_SYS 0x06 #define GB_SVC_INTF_V_CHG 0x07 #define GB_SVC_INTF_WAKE_BUSY 0x08 #define GB_SVC_INTF_NO_REFCLK 0x09 #define GB_SVC_INTF_RELEASING 0x0a #define GB_SVC_INTF_NO_ORDER 0x0b #define GB_SVC_INTF_MBOX_SET 0x0c #define GB_SVC_INTF_BAD_MBOX 0x0d #define GB_SVC_INTF_OP_TIMEOUT 0x0e #define GB_SVC_PWRMON_OP_NOT_PRESENT 0x0f struct gb_svc_version_request { __u8 major; __u8 minor; } __packed; struct gb_svc_version_response { __u8 major; __u8 minor; } __packed; /* SVC protocol hello request */ struct gb_svc_hello_request { __le16 endo_id; __u8 interface_id; } __packed; /* hello response has no payload */ struct gb_svc_intf_device_id_request { __u8 intf_id; __u8 device_id; } __packed; /* device id response has no payload */ struct gb_svc_intf_reset_request { __u8 intf_id; } __packed; /* interface reset response has no payload */ struct gb_svc_intf_eject_request { __u8 intf_id; } __packed; /* interface eject response has no payload */ struct gb_svc_conn_create_request { __u8 intf1_id; __le16 cport1_id; __u8 intf2_id; __le16 cport2_id; __u8 tc; __u8 flags; } __packed; /* connection create response has no payload */ struct gb_svc_conn_destroy_request { __u8 intf1_id; __le16 cport1_id; __u8 intf2_id; __le16 cport2_id; } __packed; /* connection destroy response has no payload */ struct gb_svc_dme_peer_get_request { __u8 intf_id; __le16 attr; __le16 selector; } __packed; struct gb_svc_dme_peer_get_response { __le16 result_code; __le32 attr_value; } __packed; struct gb_svc_dme_peer_set_request { __u8 intf_id; __le16 attr; __le16 selector; __le32 value; } __packed; struct gb_svc_dme_peer_set_response { __le16 result_code; } __packed; /* Greybus init-status values, currently retrieved using DME peer gets. */ #define GB_INIT_SPI_BOOT_STARTED 0x02 #define GB_INIT_TRUSTED_SPI_BOOT_FINISHED 0x03 #define GB_INIT_UNTRUSTED_SPI_BOOT_FINISHED 0x04 #define GB_INIT_BOOTROM_UNIPRO_BOOT_STARTED 0x06 #define GB_INIT_BOOTROM_FALLBACK_UNIPRO_BOOT_STARTED 0x09 #define GB_INIT_S2_LOADER_BOOT_STARTED 0x0D struct gb_svc_route_create_request { __u8 intf1_id; __u8 dev1_id; __u8 intf2_id; __u8 dev2_id; } __packed; /* route create response has no payload */ struct gb_svc_route_destroy_request { __u8 intf1_id; __u8 intf2_id; } __packed; /* route destroy response has no payload */ /* used for svc_intf_vsys_{enable,disable} */ struct gb_svc_intf_vsys_request { __u8 intf_id; } __packed; struct gb_svc_intf_vsys_response { __u8 result_code; #define GB_SVC_INTF_VSYS_OK 0x00 /* 0x01 is reserved */ #define GB_SVC_INTF_VSYS_FAIL 0x02 } __packed; /* used for svc_intf_refclk_{enable,disable} */ struct gb_svc_intf_refclk_request { __u8 intf_id; } __packed; struct gb_svc_intf_refclk_response { __u8 result_code; #define GB_SVC_INTF_REFCLK_OK 0x00 /* 0x01 is reserved */ #define GB_SVC_INTF_REFCLK_FAIL 0x02 } __packed; /* used for svc_intf_unipro_{enable,disable} */ struct gb_svc_intf_unipro_request { __u8 intf_id; } __packed; struct gb_svc_intf_unipro_response { __u8 result_code; #define GB_SVC_INTF_UNIPRO_OK 0x00 /* 0x01 is reserved */ #define GB_SVC_INTF_UNIPRO_FAIL 0x02 #define GB_SVC_INTF_UNIPRO_NOT_OFF 0x03 } __packed; #define GB_SVC_UNIPRO_FAST_MODE 0x01 #define GB_SVC_UNIPRO_SLOW_MODE 0x02 #define GB_SVC_UNIPRO_FAST_AUTO_MODE 0x04 #define GB_SVC_UNIPRO_SLOW_AUTO_MODE 0x05 #define GB_SVC_UNIPRO_MODE_UNCHANGED 0x07 #define GB_SVC_UNIPRO_HIBERNATE_MODE 0x11 #define GB_SVC_UNIPRO_OFF_MODE 0x12 #define GB_SVC_SMALL_AMPLITUDE 0x01 #define GB_SVC_LARGE_AMPLITUDE 0x02 #define GB_SVC_NO_DE_EMPHASIS 0x00 #define GB_SVC_SMALL_DE_EMPHASIS 0x01 #define GB_SVC_LARGE_DE_EMPHASIS 0x02 #define GB_SVC_PWRM_RXTERMINATION 0x01 #define GB_SVC_PWRM_TXTERMINATION 0x02 #define GB_SVC_PWRM_LINE_RESET 0x04 #define GB_SVC_PWRM_SCRAMBLING 0x20 #define GB_SVC_PWRM_QUIRK_HSSER 0x00000001 #define GB_SVC_UNIPRO_HS_SERIES_A 0x01 #define GB_SVC_UNIPRO_HS_SERIES_B 0x02 #define GB_SVC_SETPWRM_PWR_OK 0x00 #define GB_SVC_SETPWRM_PWR_LOCAL 0x01 #define GB_SVC_SETPWRM_PWR_REMOTE 0x02 #define GB_SVC_SETPWRM_PWR_BUSY 0x03 #define GB_SVC_SETPWRM_PWR_ERROR_CAP 0x04 #define GB_SVC_SETPWRM_PWR_FATAL_ERROR 0x05 struct gb_svc_l2_timer_cfg { __le16 tsb_fc0_protection_timeout; __le16 tsb_tc0_replay_timeout; __le16 tsb_afc0_req_timeout; __le16 tsb_fc1_protection_timeout; __le16 tsb_tc1_replay_timeout; __le16 tsb_afc1_req_timeout; __le16 reserved_for_tc2[3]; __le16 reserved_for_tc3[3]; } __packed; struct gb_svc_intf_set_pwrm_request { __u8 intf_id; __u8 hs_series; __u8 tx_mode; __u8 tx_gear; __u8 tx_nlanes; __u8 tx_amplitude; __u8 tx_hs_equalizer; __u8 rx_mode; __u8 rx_gear; __u8 rx_nlanes; __u8 flags; __le32 quirks; struct gb_svc_l2_timer_cfg local_l2timerdata, remote_l2timerdata; } __packed; struct gb_svc_intf_set_pwrm_response { __u8 result_code; } __packed; struct gb_svc_key_event_request { __le16 key_code; #define GB_KEYCODE_ARA 0x00 __u8 key_event; #define GB_SVC_KEY_RELEASED 0x00 #define GB_SVC_KEY_PRESSED 0x01 } __packed; #define GB_SVC_PWRMON_MAX_RAIL_COUNT 254 struct gb_svc_pwrmon_rail_count_get_response { __u8 rail_count; } __packed; #define GB_SVC_PWRMON_RAIL_NAME_BUFSIZE 32 struct gb_svc_pwrmon_rail_names_get_response { __u8 status; __u8 name[][GB_SVC_PWRMON_RAIL_NAME_BUFSIZE]; } __packed; #define GB_SVC_PWRMON_TYPE_CURR 0x01 #define GB_SVC_PWRMON_TYPE_VOL 0x02 #define GB_SVC_PWRMON_TYPE_PWR 0x03 #define GB_SVC_PWRMON_GET_SAMPLE_OK 0x00 #define GB_SVC_PWRMON_GET_SAMPLE_INVAL 0x01 #define GB_SVC_PWRMON_GET_SAMPLE_NOSUPP 0x02 #define GB_SVC_PWRMON_GET_SAMPLE_HWERR 0x03 struct gb_svc_pwrmon_sample_get_request { __u8 rail_id; __u8 measurement_type; } __packed; struct gb_svc_pwrmon_sample_get_response { __u8 result; __le32 measurement; } __packed; struct gb_svc_pwrmon_intf_sample_get_request { __u8 intf_id; __u8 measurement_type; } __packed; struct gb_svc_pwrmon_intf_sample_get_response { __u8 result; __le32 measurement; } __packed; #define GB_SVC_MODULE_INSERTED_FLAG_NO_PRIMARY 0x0001 struct gb_svc_module_inserted_request { __u8 primary_intf_id; __u8 intf_count; __le16 flags; } __packed; /* module_inserted response has no payload */ struct gb_svc_module_removed_request { __u8 primary_intf_id; } __packed; /* module_removed response has no payload */ struct gb_svc_intf_activate_request { __u8 intf_id; } __packed; #define GB_SVC_INTF_TYPE_UNKNOWN 0x00 #define GB_SVC_INTF_TYPE_DUMMY 0x01 #define GB_SVC_INTF_TYPE_UNIPRO 0x02 #define GB_SVC_INTF_TYPE_GREYBUS 0x03 struct gb_svc_intf_activate_response { __u8 status; __u8 intf_type; } __packed; struct gb_svc_intf_resume_request { __u8 intf_id; } __packed; struct gb_svc_intf_resume_response { __u8 status; } __packed; #define GB_SVC_INTF_MAILBOX_NONE 0x00 #define GB_SVC_INTF_MAILBOX_AP 0x01 #define GB_SVC_INTF_MAILBOX_GREYBUS 0x02 struct gb_svc_intf_mailbox_event_request { __u8 intf_id; __le16 result_code; __le32 mailbox; } __packed; /* intf_mailbox_event response has no payload */ struct gb_svc_intf_oops_request { __u8 intf_id; __u8 reason; } __packed; /* intf_oops response has no payload */ /* RAW */ /* Greybus raw request types */ #define GB_RAW_TYPE_SEND 0x02 struct gb_raw_send_request { __le32 len; __u8 data[]; } __packed; /* UART */ /* Greybus UART operation types */ #define GB_UART_TYPE_SEND_DATA 0x02 #define GB_UART_TYPE_RECEIVE_DATA 0x03 /* Unsolicited data */ #define GB_UART_TYPE_SET_LINE_CODING 0x04 #define GB_UART_TYPE_SET_CONTROL_LINE_STATE 0x05 #define GB_UART_TYPE_SEND_BREAK 0x06 #define GB_UART_TYPE_SERIAL_STATE 0x07 /* Unsolicited data */ #define GB_UART_TYPE_RECEIVE_CREDITS 0x08 #define GB_UART_TYPE_FLUSH_FIFOS 0x09 /* Represents data from AP -> Module */ struct gb_uart_send_data_request { __le16 size; __u8 data[]; } __packed; /* recv-data-request flags */ #define GB_UART_RECV_FLAG_FRAMING 0x01 /* Framing error */ #define GB_UART_RECV_FLAG_PARITY 0x02 /* Parity error */ #define GB_UART_RECV_FLAG_OVERRUN 0x04 /* Overrun error */ #define GB_UART_RECV_FLAG_BREAK 0x08 /* Break */ /* Represents data from Module -> AP */ struct gb_uart_recv_data_request { __le16 size; __u8 flags; __u8 data[]; } __packed; struct gb_uart_receive_credits_request { __le16 count; } __packed; struct gb_uart_set_line_coding_request { __le32 rate; __u8 format; #define GB_SERIAL_1_STOP_BITS 0 #define GB_SERIAL_1_5_STOP_BITS 1 #define GB_SERIAL_2_STOP_BITS 2 __u8 parity; #define GB_SERIAL_NO_PARITY 0 #define GB_SERIAL_ODD_PARITY 1 #define GB_SERIAL_EVEN_PARITY 2 #define GB_SERIAL_MARK_PARITY 3 #define GB_SERIAL_SPACE_PARITY 4 __u8 data_bits; __u8 flow_control; #define GB_SERIAL_AUTO_RTSCTS_EN 0x1 } __packed; /* output control lines */ #define GB_UART_CTRL_DTR 0x01 #define GB_UART_CTRL_RTS 0x02 struct gb_uart_set_control_line_state_request { __u8 control; } __packed; struct gb_uart_set_break_request { __u8 state; } __packed; /* input control lines and line errors */ #define GB_UART_CTRL_DCD 0x01 #define GB_UART_CTRL_DSR 0x02 #define GB_UART_CTRL_RI 0x04 struct gb_uart_serial_state_request { __u8 control; } __packed; struct gb_uart_serial_flush_request { __u8 flags; #define GB_SERIAL_FLAG_FLUSH_TRANSMITTER 0x01 #define GB_SERIAL_FLAG_FLUSH_RECEIVER 0x02 } __packed; /* Loopback */ /* Greybus loopback request types */ #define GB_LOOPBACK_TYPE_PING 0x02 #define GB_LOOPBACK_TYPE_TRANSFER 0x03 #define GB_LOOPBACK_TYPE_SINK 0x04 /* * Loopback request/response header format should be identical * to simplify bandwidth and data movement analysis. */ struct gb_loopback_transfer_request { __le32 len; __le32 reserved0; __le32 reserved1; __u8 data[]; } __packed; struct gb_loopback_transfer_response { __le32 len; __le32 reserved0; __le32 reserved1; __u8 data[]; } __packed; /* SDIO */ /* Greybus SDIO operation types */ #define GB_SDIO_TYPE_GET_CAPABILITIES 0x02 #define GB_SDIO_TYPE_SET_IOS 0x03 #define GB_SDIO_TYPE_COMMAND 0x04 #define GB_SDIO_TYPE_TRANSFER 0x05 #define GB_SDIO_TYPE_EVENT 0x06 /* get caps response: request has no payload */ struct gb_sdio_get_caps_response { __le32 caps; #define GB_SDIO_CAP_NONREMOVABLE 0x00000001 #define GB_SDIO_CAP_4_BIT_DATA 0x00000002 #define GB_SDIO_CAP_8_BIT_DATA 0x00000004 #define GB_SDIO_CAP_MMC_HS 0x00000008 #define GB_SDIO_CAP_SD_HS 0x00000010 #define GB_SDIO_CAP_ERASE 0x00000020 #define GB_SDIO_CAP_1_2V_DDR 0x00000040 #define GB_SDIO_CAP_1_8V_DDR 0x00000080 #define GB_SDIO_CAP_POWER_OFF_CARD 0x00000100 #define GB_SDIO_CAP_UHS_SDR12 0x00000200 #define GB_SDIO_CAP_UHS_SDR25 0x00000400 #define GB_SDIO_CAP_UHS_SDR50 0x00000800 #define GB_SDIO_CAP_UHS_SDR104 0x00001000 #define GB_SDIO_CAP_UHS_DDR50 0x00002000 #define GB_SDIO_CAP_DRIVER_TYPE_A 0x00004000 #define GB_SDIO_CAP_DRIVER_TYPE_C 0x00008000 #define GB_SDIO_CAP_DRIVER_TYPE_D 0x00010000 #define GB_SDIO_CAP_HS200_1_2V 0x00020000 #define GB_SDIO_CAP_HS200_1_8V 0x00040000 #define GB_SDIO_CAP_HS400_1_2V 0x00080000 #define GB_SDIO_CAP_HS400_1_8V 0x00100000 /* see possible values below at vdd */ __le32 ocr; __le32 f_min; __le32 f_max; __le16 max_blk_count; __le16 max_blk_size; } __packed; /* set ios request: response has no payload */ struct gb_sdio_set_ios_request { __le32 clock; __le32 vdd; #define GB_SDIO_VDD_165_195 0x00000001 #define GB_SDIO_VDD_20_21 0x00000002 #define GB_SDIO_VDD_21_22 0x00000004 #define GB_SDIO_VDD_22_23 0x00000008 #define GB_SDIO_VDD_23_24 0x00000010 #define GB_SDIO_VDD_24_25 0x00000020 #define GB_SDIO_VDD_25_26 0x00000040 #define GB_SDIO_VDD_26_27 0x00000080 #define GB_SDIO_VDD_27_28 0x00000100 #define GB_SDIO_VDD_28_29 0x00000200 #define GB_SDIO_VDD_29_30 0x00000400 #define GB_SDIO_VDD_30_31 0x00000800 #define GB_SDIO_VDD_31_32 0x00001000 #define GB_SDIO_VDD_32_33 0x00002000 #define GB_SDIO_VDD_33_34 0x00004000 #define GB_SDIO_VDD_34_35 0x00008000 #define GB_SDIO_VDD_35_36 0x00010000 __u8 bus_mode; #define GB_SDIO_BUSMODE_OPENDRAIN 0x00 #define GB_SDIO_BUSMODE_PUSHPULL 0x01 __u8 power_mode; #define GB_SDIO_POWER_OFF 0x00 #define GB_SDIO_POWER_UP 0x01 #define GB_SDIO_POWER_ON 0x02 #define GB_SDIO_POWER_UNDEFINED 0x03 __u8 bus_width; #define GB_SDIO_BUS_WIDTH_1 0x00 #define GB_SDIO_BUS_WIDTH_4 0x02 #define GB_SDIO_BUS_WIDTH_8 0x03 __u8 timing; #define GB_SDIO_TIMING_LEGACY 0x00 #define GB_SDIO_TIMING_MMC_HS 0x01 #define GB_SDIO_TIMING_SD_HS 0x02 #define GB_SDIO_TIMING_UHS_SDR12 0x03 #define GB_SDIO_TIMING_UHS_SDR25 0x04 #define GB_SDIO_TIMING_UHS_SDR50 0x05 #define GB_SDIO_TIMING_UHS_SDR104 0x06 #define GB_SDIO_TIMING_UHS_DDR50 0x07 #define GB_SDIO_TIMING_MMC_DDR52 0x08 #define GB_SDIO_TIMING_MMC_HS200 0x09 #define GB_SDIO_TIMING_MMC_HS400 0x0A __u8 signal_voltage; #define GB_SDIO_SIGNAL_VOLTAGE_330 0x00 #define GB_SDIO_SIGNAL_VOLTAGE_180 0x01 #define GB_SDIO_SIGNAL_VOLTAGE_120 0x02 __u8 drv_type; #define GB_SDIO_SET_DRIVER_TYPE_B 0x00 #define GB_SDIO_SET_DRIVER_TYPE_A 0x01 #define GB_SDIO_SET_DRIVER_TYPE_C 0x02 #define GB_SDIO_SET_DRIVER_TYPE_D 0x03 } __packed; /* command request */ struct gb_sdio_command_request { __u8 cmd; __u8 cmd_flags; #define GB_SDIO_RSP_NONE 0x00 #define GB_SDIO_RSP_PRESENT 0x01 #define GB_SDIO_RSP_136 0x02 #define GB_SDIO_RSP_CRC 0x04 #define GB_SDIO_RSP_BUSY 0x08 #define GB_SDIO_RSP_OPCODE 0x10 __u8 cmd_type; #define GB_SDIO_CMD_AC 0x00 #define GB_SDIO_CMD_ADTC 0x01 #define GB_SDIO_CMD_BC 0x02 #define GB_SDIO_CMD_BCR 0x03 __le32 cmd_arg; __le16 data_blocks; __le16 data_blksz; } __packed; struct gb_sdio_command_response { __le32 resp[4]; } __packed; /* transfer request */ struct gb_sdio_transfer_request { __u8 data_flags; #define GB_SDIO_DATA_WRITE 0x01 #define GB_SDIO_DATA_READ 0x02 #define GB_SDIO_DATA_STREAM 0x04 __le16 data_blocks; __le16 data_blksz; __u8 data[]; } __packed; struct gb_sdio_transfer_response { __le16 data_blocks; __le16 data_blksz; __u8 data[]; } __packed; /* event request: generated by module and is defined as unidirectional */ struct gb_sdio_event_request { __u8 event; #define GB_SDIO_CARD_INSERTED 0x01 #define GB_SDIO_CARD_REMOVED 0x02 #define GB_SDIO_WP 0x04 } __packed; /* Camera */ /* Greybus Camera request types */ #define GB_CAMERA_TYPE_CAPABILITIES 0x02 #define GB_CAMERA_TYPE_CONFIGURE_STREAMS 0x03 #define GB_CAMERA_TYPE_CAPTURE 0x04 #define GB_CAMERA_TYPE_FLUSH 0x05 #define GB_CAMERA_TYPE_METADATA 0x06 #define GB_CAMERA_MAX_STREAMS 4 #define GB_CAMERA_MAX_SETTINGS_SIZE 8192 /* Greybus Camera Configure Streams request payload */ struct gb_camera_stream_config_request { __le16 width; __le16 height; __le16 format; __le16 padding; } __packed; struct gb_camera_configure_streams_request { __u8 num_streams; __u8 flags; #define GB_CAMERA_CONFIGURE_STREAMS_TEST_ONLY 0x01 __le16 padding; struct gb_camera_stream_config_request config[]; } __packed; /* Greybus Camera Configure Streams response payload */ struct gb_camera_stream_config_response { __le16 width; __le16 height; __le16 format; __u8 virtual_channel; __u8 data_type[2]; __le16 max_pkt_size; __u8 padding; __le32 max_size; } __packed; struct gb_camera_configure_streams_response { __u8 num_streams; #define GB_CAMERA_CONFIGURE_STREAMS_ADJUSTED 0x01 __u8 flags; __u8 padding[2]; __le32 data_rate; struct gb_camera_stream_config_response config[]; }; /* Greybus Camera Capture request payload - response has no payload */ struct gb_camera_capture_request { __le32 request_id; __u8 streams; __u8 padding; __le16 num_frames; __u8 settings[]; } __packed; /* Greybus Camera Flush response payload - request has no payload */ struct gb_camera_flush_response { __le32 request_id; } __packed; /* Greybus Camera Metadata request payload - operation has no response */ struct gb_camera_metadata_request { __le32 request_id; __le16 frame_number; __u8 stream; __u8 padding; __u8 metadata[]; } __packed; /* Lights */ /* Greybus Lights request types */ #define GB_LIGHTS_TYPE_GET_LIGHTS 0x02 #define GB_LIGHTS_TYPE_GET_LIGHT_CONFIG 0x03 #define GB_LIGHTS_TYPE_GET_CHANNEL_CONFIG 0x04 #define GB_LIGHTS_TYPE_GET_CHANNEL_FLASH_CONFIG 0x05 #define GB_LIGHTS_TYPE_SET_BRIGHTNESS 0x06 #define GB_LIGHTS_TYPE_SET_BLINK 0x07 #define GB_LIGHTS_TYPE_SET_COLOR 0x08 #define GB_LIGHTS_TYPE_SET_FADE 0x09 #define GB_LIGHTS_TYPE_EVENT 0x0A #define GB_LIGHTS_TYPE_SET_FLASH_INTENSITY 0x0B #define GB_LIGHTS_TYPE_SET_FLASH_STROBE 0x0C #define GB_LIGHTS_TYPE_SET_FLASH_TIMEOUT 0x0D #define GB_LIGHTS_TYPE_GET_FLASH_FAULT 0x0E /* Greybus Light modes */ /* * if you add any specific mode below, update also the * GB_CHANNEL_MODE_DEFINED_RANGE value accordingly */ #define GB_CHANNEL_MODE_NONE 0x00000000 #define GB_CHANNEL_MODE_BATTERY 0x00000001 #define GB_CHANNEL_MODE_POWER 0x00000002 #define GB_CHANNEL_MODE_WIRELESS 0x00000004 #define GB_CHANNEL_MODE_BLUETOOTH 0x00000008 #define GB_CHANNEL_MODE_KEYBOARD 0x00000010 #define GB_CHANNEL_MODE_BUTTONS 0x00000020 #define GB_CHANNEL_MODE_NOTIFICATION 0x00000040 #define GB_CHANNEL_MODE_ATTENTION 0x00000080 #define GB_CHANNEL_MODE_FLASH 0x00000100 #define GB_CHANNEL_MODE_TORCH 0x00000200 #define GB_CHANNEL_MODE_INDICATOR 0x00000400 /* Lights Mode valid bit values */ #define GB_CHANNEL_MODE_DEFINED_RANGE 0x000004FF #define GB_CHANNEL_MODE_VENDOR_RANGE 0x00F00000 /* Greybus Light Channels Flags */ #define GB_LIGHT_CHANNEL_MULTICOLOR 0x00000001 #define GB_LIGHT_CHANNEL_FADER 0x00000002 #define GB_LIGHT_CHANNEL_BLINK 0x00000004 /* get count of lights in module */ struct gb_lights_get_lights_response { __u8 lights_count; } __packed; /* light config request payload */ struct gb_lights_get_light_config_request { __u8 id; } __packed; /* light config response payload */ struct gb_lights_get_light_config_response { __u8 channel_count; __u8 name[32]; } __packed; /* channel config request payload */ struct gb_lights_get_channel_config_request { __u8 light_id; __u8 channel_id; } __packed; /* channel flash config request payload */ struct gb_lights_get_channel_flash_config_request { __u8 light_id; __u8 channel_id; } __packed; /* channel config response payload */ struct gb_lights_get_channel_config_response { __u8 max_brightness; __le32 flags; __le32 color; __u8 color_name[32]; __le32 mode; __u8 mode_name[32]; } __packed; /* channel flash config response payload */ struct gb_lights_get_channel_flash_config_response { __le32 intensity_min_uA; __le32 intensity_max_uA; __le32 intensity_step_uA; __le32 timeout_min_us; __le32 timeout_max_us; __le32 timeout_step_us; } __packed; /* blink request payload: response have no payload */ struct gb_lights_blink_request { __u8 light_id; __u8 channel_id; __le16 time_on_ms; __le16 time_off_ms; } __packed; /* set brightness request payload: response have no payload */ struct gb_lights_set_brightness_request { __u8 light_id; __u8 channel_id; __u8 brightness; } __packed; /* set color request payload: response have no payload */ struct gb_lights_set_color_request { __u8 light_id; __u8 channel_id; __le32 color; } __packed; /* set fade request payload: response have no payload */ struct gb_lights_set_fade_request { __u8 light_id; __u8 channel_id; __u8 fade_in; __u8 fade_out; } __packed; /* event request: generated by module */ struct gb_lights_event_request { __u8 light_id; __u8 event; #define GB_LIGHTS_LIGHT_CONFIG 0x01 } __packed; /* set flash intensity request payload: response have no payload */ struct gb_lights_set_flash_intensity_request { __u8 light_id; __u8 channel_id; __le32 intensity_uA; } __packed; /* set flash strobe state request payload: response have no payload */ struct gb_lights_set_flash_strobe_request { __u8 light_id; __u8 channel_id; __u8 state; } __packed; /* set flash timeout request payload: response have no payload */ struct gb_lights_set_flash_timeout_request { __u8 light_id; __u8 channel_id; __le32 timeout_us; } __packed; /* get flash fault request payload */ struct gb_lights_get_flash_fault_request { __u8 light_id; __u8 channel_id; } __packed; /* get flash fault response payload */ struct gb_lights_get_flash_fault_response { __le32 fault; #define GB_LIGHTS_FLASH_FAULT_OVER_VOLTAGE 0x00000000 #define GB_LIGHTS_FLASH_FAULT_TIMEOUT 0x00000001 #define GB_LIGHTS_FLASH_FAULT_OVER_TEMPERATURE 0x00000002 #define GB_LIGHTS_FLASH_FAULT_SHORT_CIRCUIT 0x00000004 #define GB_LIGHTS_FLASH_FAULT_OVER_CURRENT 0x00000008 #define GB_LIGHTS_FLASH_FAULT_INDICATOR 0x00000010 #define GB_LIGHTS_FLASH_FAULT_UNDER_VOLTAGE 0x00000020 #define GB_LIGHTS_FLASH_FAULT_INPUT_VOLTAGE 0x00000040 #define GB_LIGHTS_FLASH_FAULT_LED_OVER_TEMPERATURE 0x00000080 } __packed; /* Audio */ #define GB_AUDIO_TYPE_GET_TOPOLOGY_SIZE 0x02 #define GB_AUDIO_TYPE_GET_TOPOLOGY 0x03 #define GB_AUDIO_TYPE_GET_CONTROL 0x04 #define GB_AUDIO_TYPE_SET_CONTROL 0x05 #define GB_AUDIO_TYPE_ENABLE_WIDGET 0x06 #define GB_AUDIO_TYPE_DISABLE_WIDGET 0x07 #define GB_AUDIO_TYPE_GET_PCM 0x08 #define GB_AUDIO_TYPE_SET_PCM 0x09 #define GB_AUDIO_TYPE_SET_TX_DATA_SIZE 0x0a /* 0x0b unused */ #define GB_AUDIO_TYPE_ACTIVATE_TX 0x0c #define GB_AUDIO_TYPE_DEACTIVATE_TX 0x0d #define GB_AUDIO_TYPE_SET_RX_DATA_SIZE 0x0e /* 0x0f unused */ #define GB_AUDIO_TYPE_ACTIVATE_RX 0x10 #define GB_AUDIO_TYPE_DEACTIVATE_RX 0x11 #define GB_AUDIO_TYPE_JACK_EVENT 0x12 #define GB_AUDIO_TYPE_BUTTON_EVENT 0x13 #define GB_AUDIO_TYPE_STREAMING_EVENT 0x14 #define GB_AUDIO_TYPE_SEND_DATA 0x15 /* Module must be able to buffer 10ms of audio data, minimum */ #define GB_AUDIO_SAMPLE_BUFFER_MIN_US 10000 #define GB_AUDIO_PCM_NAME_MAX 32 #define AUDIO_DAI_NAME_MAX 32 #define AUDIO_CONTROL_NAME_MAX 32 #define AUDIO_CTL_ELEM_NAME_MAX 44 #define AUDIO_ENUM_NAME_MAX 64 #define AUDIO_WIDGET_NAME_MAX 32 /* See SNDRV_PCM_FMTBIT_* in Linux source */ #define GB_AUDIO_PCM_FMT_S8 BIT(0) #define GB_AUDIO_PCM_FMT_U8 BIT(1) #define GB_AUDIO_PCM_FMT_S16_LE BIT(2) #define GB_AUDIO_PCM_FMT_S16_BE BIT(3) #define GB_AUDIO_PCM_FMT_U16_LE BIT(4) #define GB_AUDIO_PCM_FMT_U16_BE BIT(5) #define GB_AUDIO_PCM_FMT_S24_LE BIT(6) #define GB_AUDIO_PCM_FMT_S24_BE BIT(7) #define GB_AUDIO_PCM_FMT_U24_LE BIT(8) #define GB_AUDIO_PCM_FMT_U24_BE BIT(9) #define GB_AUDIO_PCM_FMT_S32_LE BIT(10) #define GB_AUDIO_PCM_FMT_S32_BE BIT(11) #define GB_AUDIO_PCM_FMT_U32_LE BIT(12) #define GB_AUDIO_PCM_FMT_U32_BE BIT(13) /* See SNDRV_PCM_RATE_* in Linux source */ #define GB_AUDIO_PCM_RATE_5512 BIT(0) #define GB_AUDIO_PCM_RATE_8000 BIT(1) #define GB_AUDIO_PCM_RATE_11025 BIT(2) #define GB_AUDIO_PCM_RATE_16000 BIT(3) #define GB_AUDIO_PCM_RATE_22050 BIT(4) #define GB_AUDIO_PCM_RATE_32000 BIT(5) #define GB_AUDIO_PCM_RATE_44100 BIT(6) #define GB_AUDIO_PCM_RATE_48000 BIT(7) #define GB_AUDIO_PCM_RATE_64000 BIT(8) #define GB_AUDIO_PCM_RATE_88200 BIT(9) #define GB_AUDIO_PCM_RATE_96000 BIT(10) #define GB_AUDIO_PCM_RATE_176400 BIT(11) #define GB_AUDIO_PCM_RATE_192000 BIT(12) #define GB_AUDIO_STREAM_TYPE_CAPTURE 0x1 #define GB_AUDIO_STREAM_TYPE_PLAYBACK 0x2 #define GB_AUDIO_CTL_ELEM_ACCESS_READ BIT(0) #define GB_AUDIO_CTL_ELEM_ACCESS_WRITE BIT(1) /* See SNDRV_CTL_ELEM_TYPE_* in Linux source */ #define GB_AUDIO_CTL_ELEM_TYPE_BOOLEAN 0x01 #define GB_AUDIO_CTL_ELEM_TYPE_INTEGER 0x02 #define GB_AUDIO_CTL_ELEM_TYPE_ENUMERATED 0x03 #define GB_AUDIO_CTL_ELEM_TYPE_INTEGER64 0x06 /* See SNDRV_CTL_ELEM_IFACE_* in Linux source */ #define GB_AUDIO_CTL_ELEM_IFACE_CARD 0x00 #define GB_AUDIO_CTL_ELEM_IFACE_HWDEP 0x01 #define GB_AUDIO_CTL_ELEM_IFACE_MIXER 0x02 #define GB_AUDIO_CTL_ELEM_IFACE_PCM 0x03 #define GB_AUDIO_CTL_ELEM_IFACE_RAWMIDI 0x04 #define GB_AUDIO_CTL_ELEM_IFACE_TIMER 0x05 #define GB_AUDIO_CTL_ELEM_IFACE_SEQUENCER 0x06 /* SNDRV_CTL_ELEM_ACCESS_* in Linux source */ #define GB_AUDIO_ACCESS_READ BIT(0) #define GB_AUDIO_ACCESS_WRITE BIT(1) #define GB_AUDIO_ACCESS_VOLATILE BIT(2) #define GB_AUDIO_ACCESS_TIMESTAMP BIT(3) #define GB_AUDIO_ACCESS_TLV_READ BIT(4) #define GB_AUDIO_ACCESS_TLV_WRITE BIT(5) #define GB_AUDIO_ACCESS_TLV_COMMAND BIT(6) #define GB_AUDIO_ACCESS_INACTIVE BIT(7) #define GB_AUDIO_ACCESS_LOCK BIT(8) #define GB_AUDIO_ACCESS_OWNER BIT(9) /* enum snd_soc_dapm_type */ #define GB_AUDIO_WIDGET_TYPE_INPUT 0x0 #define GB_AUDIO_WIDGET_TYPE_OUTPUT 0x1 #define GB_AUDIO_WIDGET_TYPE_MUX 0x2 #define GB_AUDIO_WIDGET_TYPE_VIRT_MUX 0x3 #define GB_AUDIO_WIDGET_TYPE_VALUE_MUX 0x4 #define GB_AUDIO_WIDGET_TYPE_MIXER 0x5 #define GB_AUDIO_WIDGET_TYPE_MIXER_NAMED_CTL 0x6 #define GB_AUDIO_WIDGET_TYPE_PGA 0x7 #define GB_AUDIO_WIDGET_TYPE_OUT_DRV 0x8 #define GB_AUDIO_WIDGET_TYPE_ADC 0x9 #define GB_AUDIO_WIDGET_TYPE_DAC 0xa #define GB_AUDIO_WIDGET_TYPE_MICBIAS 0xb #define GB_AUDIO_WIDGET_TYPE_MIC 0xc #define GB_AUDIO_WIDGET_TYPE_HP 0xd #define GB_AUDIO_WIDGET_TYPE_SPK 0xe #define GB_AUDIO_WIDGET_TYPE_LINE 0xf #define GB_AUDIO_WIDGET_TYPE_SWITCH 0x10 #define GB_AUDIO_WIDGET_TYPE_VMID 0x11 #define GB_AUDIO_WIDGET_TYPE_PRE 0x12 #define GB_AUDIO_WIDGET_TYPE_POST 0x13 #define GB_AUDIO_WIDGET_TYPE_SUPPLY 0x14 #define GB_AUDIO_WIDGET_TYPE_REGULATOR_SUPPLY 0x15 #define GB_AUDIO_WIDGET_TYPE_CLOCK_SUPPLY 0x16 #define GB_AUDIO_WIDGET_TYPE_AIF_IN 0x17 #define GB_AUDIO_WIDGET_TYPE_AIF_OUT 0x18 #define GB_AUDIO_WIDGET_TYPE_SIGGEN 0x19 #define GB_AUDIO_WIDGET_TYPE_DAI_IN 0x1a #define GB_AUDIO_WIDGET_TYPE_DAI_OUT 0x1b #define GB_AUDIO_WIDGET_TYPE_DAI_LINK 0x1c #define GB_AUDIO_WIDGET_STATE_DISABLED 0x01 #define GB_AUDIO_WIDGET_STATE_ENAABLED 0x02 #define GB_AUDIO_JACK_EVENT_INSERTION 0x1 #define GB_AUDIO_JACK_EVENT_REMOVAL 0x2 #define GB_AUDIO_BUTTON_EVENT_PRESS 0x1 #define GB_AUDIO_BUTTON_EVENT_RELEASE 0x2 #define GB_AUDIO_STREAMING_EVENT_UNSPECIFIED 0x1 #define GB_AUDIO_STREAMING_EVENT_HALT 0x2 #define GB_AUDIO_STREAMING_EVENT_INTERNAL_ERROR 0x3 #define GB_AUDIO_STREAMING_EVENT_PROTOCOL_ERROR 0x4 #define GB_AUDIO_STREAMING_EVENT_FAILURE 0x5 #define GB_AUDIO_STREAMING_EVENT_UNDERRUN 0x6 #define GB_AUDIO_STREAMING_EVENT_OVERRUN 0x7 #define GB_AUDIO_STREAMING_EVENT_CLOCKING 0x8 #define GB_AUDIO_STREAMING_EVENT_DATA_LEN 0x9 #define GB_AUDIO_INVALID_INDEX 0xff /* enum snd_jack_types */ #define GB_AUDIO_JACK_HEADPHONE 0x0000001 #define GB_AUDIO_JACK_MICROPHONE 0x0000002 #define GB_AUDIO_JACK_HEADSET (GB_AUDIO_JACK_HEADPHONE | \ GB_AUDIO_JACK_MICROPHONE) #define GB_AUDIO_JACK_LINEOUT 0x0000004 #define GB_AUDIO_JACK_MECHANICAL 0x0000008 #define GB_AUDIO_JACK_VIDEOOUT 0x0000010 #define GB_AUDIO_JACK_AVOUT (GB_AUDIO_JACK_LINEOUT | \ GB_AUDIO_JACK_VIDEOOUT) #define GB_AUDIO_JACK_LINEIN 0x0000020 #define GB_AUDIO_JACK_OC_HPHL 0x0000040 #define GB_AUDIO_JACK_OC_HPHR 0x0000080 #define GB_AUDIO_JACK_MICROPHONE2 0x0000200 #define GB_AUDIO_JACK_ANC_HEADPHONE (GB_AUDIO_JACK_HEADPHONE | \ GB_AUDIO_JACK_MICROPHONE | \ GB_AUDIO_JACK_MICROPHONE2) /* Kept separate from switches to facilitate implementation */ #define GB_AUDIO_JACK_BTN_0 0x4000000 #define GB_AUDIO_JACK_BTN_1 0x2000000 #define GB_AUDIO_JACK_BTN_2 0x1000000 #define GB_AUDIO_JACK_BTN_3 0x0800000 struct gb_audio_pcm { __u8 stream_name[GB_AUDIO_PCM_NAME_MAX]; __le32 formats; /* GB_AUDIO_PCM_FMT_* */ __le32 rates; /* GB_AUDIO_PCM_RATE_* */ __u8 chan_min; __u8 chan_max; __u8 sig_bits; /* number of bits of content */ } __packed; struct gb_audio_dai { __u8 name[AUDIO_DAI_NAME_MAX]; __le16 data_cport; struct gb_audio_pcm capture; struct gb_audio_pcm playback; } __packed; struct gb_audio_integer { __le32 min; __le32 max; __le32 step; } __packed; struct gb_audio_integer64 { __le64 min; __le64 max; __le64 step; } __packed; struct gb_audio_enumerated { __le32 items; __le16 names_length; __u8 names[]; } __packed; struct gb_audio_ctl_elem_info { /* See snd_ctl_elem_info in Linux source */ __u8 type; /* GB_AUDIO_CTL_ELEM_TYPE_* */ __le16 dimen[4]; union { struct gb_audio_integer integer; struct gb_audio_integer64 integer64; struct gb_audio_enumerated enumerated; } value; } __packed; struct gb_audio_ctl_elem_value { /* See snd_ctl_elem_value in Linux source */ __le64 timestamp; /* XXX needed? */ union { __le32 integer_value[2]; /* consider CTL_DOUBLE_xxx */ __le64 integer64_value[2]; __le32 enumerated_item[2]; } value; } __packed; struct gb_audio_control { __u8 name[AUDIO_CONTROL_NAME_MAX]; __u8 id; /* 0-63 */ __u8 iface; /* GB_AUDIO_IFACE_* */ __le16 data_cport; __le32 access; /* GB_AUDIO_ACCESS_* */ __u8 count; /* count of same elements */ __u8 count_values; /* count of values, max=2 for CTL_DOUBLE_xxx */ struct gb_audio_ctl_elem_info info; } __packed; struct gb_audio_widget { __u8 name[AUDIO_WIDGET_NAME_MAX]; __u8 sname[AUDIO_WIDGET_NAME_MAX]; __u8 id; __u8 type; /* GB_AUDIO_WIDGET_TYPE_* */ __u8 state; /* GB_AUDIO_WIDGET_STATE_* */ __u8 ncontrols; struct gb_audio_control ctl[]; /* 'ncontrols' entries */ } __packed; struct gb_audio_route { __u8 source_id; /* widget id */ __u8 destination_id; /* widget id */ __u8 control_id; /* 0-63 */ __u8 index; /* Selection within the control */ } __packed; struct gb_audio_topology { __u8 num_dais; __u8 num_controls; __u8 num_widgets; __u8 num_routes; __le32 size_dais; __le32 size_controls; __le32 size_widgets; __le32 size_routes; __le32 jack_type; /* * struct gb_audio_dai dai[num_dais]; * struct gb_audio_control controls[num_controls]; * struct gb_audio_widget widgets[num_widgets]; * struct gb_audio_route routes[num_routes]; */ __u8 data[]; } __packed; struct gb_audio_get_topology_size_response { __le16 size; } __packed; struct gb_audio_get_topology_response { struct gb_audio_topology topology; } __packed; struct gb_audio_get_control_request { __u8 control_id; __u8 index; } __packed; struct gb_audio_get_control_response { struct gb_audio_ctl_elem_value value; } __packed; struct gb_audio_set_control_request { __u8 control_id; __u8 index; struct gb_audio_ctl_elem_value value; } __packed; struct gb_audio_enable_widget_request { __u8 widget_id; } __packed; struct gb_audio_disable_widget_request { __u8 widget_id; } __packed; struct gb_audio_get_pcm_request { __le16 data_cport; } __packed; struct gb_audio_get_pcm_response { __le32 format; __le32 rate; __u8 channels; __u8 sig_bits; } __packed; struct gb_audio_set_pcm_request { __le16 data_cport; __le32 format; __le32 rate; __u8 channels; __u8 sig_bits; } __packed; struct gb_audio_set_tx_data_size_request { __le16 data_cport; __le16 size; } __packed; struct gb_audio_activate_tx_request { __le16 data_cport; } __packed; struct gb_audio_deactivate_tx_request { __le16 data_cport; } __packed; struct gb_audio_set_rx_data_size_request { __le16 data_cport; __le16 size; } __packed; struct gb_audio_activate_rx_request { __le16 data_cport; } __packed; struct gb_audio_deactivate_rx_request { __le16 data_cport; } __packed; struct gb_audio_jack_event_request { __u8 widget_id; __u8 jack_attribute; __u8 event; } __packed; struct gb_audio_button_event_request { __u8 widget_id; __u8 button_id; __u8 event; } __packed; struct gb_audio_streaming_event_request { __le16 data_cport; __u8 event; } __packed; struct gb_audio_send_data_request { __le64 timestamp; __u8 data[]; } __packed; /* Log */ /* operations */ #define GB_LOG_TYPE_SEND_LOG 0x02 /* length */ #define GB_LOG_MAX_LEN 1024 struct gb_log_send_log_request { __le16 len; __u8 msg[]; } __packed; #endif /* __GREYBUS_PROTOCOLS_H */