| /* 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 */ | 
 |  |