Commit 80ebe8a6 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

greybus: greybus_desc.h created

parent b9b2a462

drivers/staging/greybus/ap.c

+1 −1
Original line number Diff line number Diff line
@@ -17,9 +17,9 @@ 
#include <linux/kthread.h>

#include <linux/device.h>

#include "svc_msg.h"

#include "greybus_desc.h"

#include "greybus.h"





struct ap_msg {

	u8 *data;

	int size;

drivers/staging/greybus/greybus_desc.h

0 → 100644
+95 −0
Original line number Diff line number Diff line 
/*

 * Greybus device descriptor definition

 *

 * Defined in the "Greybus Application Protocol" document.

 * See that document for any details on these values and structures.

 *

 * Copyright 2014 Google Inc.

 */



#ifndef __GREYBUS_DESC_H

#define __GREYBUS_DESC_H



struct greybus_decriptor_block_header {

	__le16	size;

	u8	version_major;

	u8	version_minor;

};



enum greybus_descriptor_type {

	GREYBUS_TYPE_INVALID		= 0x0000,

	GREYBUS_TYPE_DEVICE_ID		= 0x0001,

	GREYBUS_TYPE_SERIAL_NUMBER	= 0x0002,

	GREYBUS_TYPE_DEVICE_STRING	= 0x0003,

	GREYBUS_TYPE_CPORT		= 0x0004,

	GREYBUS_TYPE_FUNCTION		= 0x0005,

};



struct greybus_descriptor_header {

	__le16	size;

	__le16	type;	/* enum greybus_descriptor_type */

};





struct greybus_descriptor_deviceid {

	__le16	vendor;

	__le16	product;

	__le16	version;

	u8	vendor_stringid;

	u8	product_stringid;

};



struct greybus_descriptor_serial_number {

	__le64	serial_number;

};



struct greybus_descriptor_string {

	u8	id;

	__le16	length;

	u8	string[0];

};



struct greybus_descriptor_cport {

	__le16	number;

	u8	speed;	// FIXME

	u8	reserved;

};



enum greybus_function_class {

	GREYBUS_FUNCTION_CONTROL	= 0x00,

	GREYBUS_FUNCTION_USB		= 0x01,

	GREYBUS_FUNCTION_GPIO		= 0x02,

	GREYBUS_FUNCTION_SPI		= 0x03,

	GREYBUS_FUNCTION_UART		= 0x04,

	GREYBUS_FUNCTION_PWM		= 0x05,

	GREYBUS_FUNCTION_I2S		= 0x06,

	GREYBUS_FUNCTION_I2C		= 0x07,

	GREYBUS_FUNCTION_SDIO		= 0x08,

	GREYBUS_FUNCTION_HID		= 0x09,

	GREYBUS_FUNCTION_DISPLAY	= 0x0a,

	GREYBUS_FUNCTION_CAMERA		= 0x0b,

	GREYBUS_FUNCTION_SENSOR		= 0x0c,

	GREYBUS_FUNCTION_VENDOR		= 0xff,

};



struct greybus_descriptor_function {

	__le16	number;

	__le16	cport;

	u8	function_class;		/* enum greybus_function_class */

	u8	function_subclass;

	u8	function_protocol;

	u8	reserved;

};



struct greybus_msg_descriptor {

	struct greybus_descriptor_header	header;

	union {

		struct greybus_descriptor_deviceid	device_id;

		struct greybus_descriptor_serial_number	serial_number;

		struct greybus_descriptor_string	string;

		struct greybus_descriptor_cport		cport;

		struct greybus_descriptor_function	function;

	};

};



#endif /* __GREYBUS_DESC_H */

drivers/staging/greybus/svc_msg.h

+9 −6
Original line number Diff line number Diff line
@@ -6,6 +6,10 @@ 
 *

 * Copyright 2014 Google Inc.

 */



#ifndef __SVC_MSG_H

#define __SVC_MSG_H



enum svc_function_type {

	SVC_FUNCTION_HANDSHAKE			= 0x00,

	SVC_FUNCTION_UNIPRO_NETWORK_MANAGEMENT	= 0x01,
@@ -21,7 +25,7 @@ struct svc_msg_header { 
	u8	type;		/* enum svc_function_type */

	u8	version_major;

	u8	version_minor;

	u16	payload_length;

	__le16	payload_length;

};



enum svc_function_handshake_type {
@@ -81,7 +85,7 @@ struct svc_function_ddb_get { 
struct svc_function_ddb_response {

	u8	device_id;

	u8	message_id;

	u16	descriptor_length;

	__le16	descriptor_length;

	u8	ddb[0];

};
@@ -107,8 +111,8 @@ enum svc_function_battery_status { 
};



struct svc_function_power_battery_status {

	u16	charge_full;

	u16	charge_now;

	__le16	charge_full;

	__le16	charge_now;

	u8	status;	/* enum svc_function_battery_status */

};
@@ -158,5 +162,4 @@ struct svc_msg { 
	};

};





#endif /* __SVC_MSG_H */