2012-02-28 23:41:50 -07:00
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/*
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* Universal Flash Storage Host controller driver
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*
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* This code is based on drivers/scsi/ufs/ufs.h
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2013-02-25 09:14:32 -07:00
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* Copyright (C) 2011-2013 Samsung India Software Operations
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2012-02-28 23:41:50 -07:00
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*
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2013-02-25 09:14:32 -07:00
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* Authors:
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* Santosh Yaraganavi <santosh.sy@samsung.com>
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* Vinayak Holikatti <h.vinayak@samsung.com>
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2012-02-28 23:41:50 -07:00
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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2013-02-25 09:14:32 -07:00
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* See the COPYING file in the top-level directory or visit
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* <http://www.gnu.org/licenses/gpl-2.0.html>
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2012-02-28 23:41:50 -07:00
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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2013-02-25 09:14:32 -07:00
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* This program is provided "AS IS" and "WITH ALL FAULTS" and
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* without warranty of any kind. You are solely responsible for
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* determining the appropriateness of using and distributing
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* the program and assume all risks associated with your exercise
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* of rights with respect to the program, including but not limited
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* to infringement of third party rights, the risks and costs of
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* program errors, damage to or loss of data, programs or equipment,
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* and unavailability or interruption of operations. Under no
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* circumstances will the contributor of this Program be liable for
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* any damages of any kind arising from your use or distribution of
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* this program.
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2012-02-28 23:41:50 -07:00
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*/
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#ifndef _UFS_H
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#define _UFS_H
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2013-07-29 13:05:57 -06:00
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#include <linux/mutex.h>
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#include <linux/types.h>
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2012-02-28 23:41:50 -07:00
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#define MAX_CDB_SIZE 16
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2013-07-29 13:05:58 -06:00
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#define GENERAL_UPIU_REQUEST_SIZE 32
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2014-06-29 00:40:17 -06:00
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#define QUERY_DESC_MAX_SIZE 255
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#define QUERY_DESC_MIN_SIZE 2
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2016-03-10 08:37:09 -07:00
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#define QUERY_DESC_HDR_SIZE 2
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2013-07-29 13:05:58 -06:00
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#define QUERY_OSF_SIZE (GENERAL_UPIU_REQUEST_SIZE - \
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(sizeof(struct utp_upiu_header)))
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2016-10-17 18:09:24 -06:00
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#define RESPONSE_UPIU_SENSE_DATA_LENGTH 18
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2012-02-28 23:41:50 -07:00
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#define UPIU_HEADER_DWORD(byte3, byte2, byte1, byte0)\
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2013-07-29 13:05:57 -06:00
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cpu_to_be32((byte3 << 24) | (byte2 << 16) |\
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2012-02-28 23:41:50 -07:00
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(byte1 << 8) | (byte0))
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2014-09-25 06:32:29 -06:00
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/*
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* UFS device may have standard LUs and LUN id could be from 0x00 to
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* 0x7F. Standard LUs use "Peripheral Device Addressing Format".
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* UFS device may also have the Well Known LUs (also referred as W-LU)
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* which again could be from 0x00 to 0x7F. For W-LUs, device only use
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* the "Extended Addressing Format" which means the W-LUNs would be
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* from 0xc100 (SCSI_W_LUN_BASE) onwards.
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* This means max. LUN number reported from UFS device could be 0xC17F.
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*/
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#define UFS_UPIU_MAX_UNIT_NUM_ID 0x7F
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#define UFS_MAX_LUNS (SCSI_W_LUN_BASE + UFS_UPIU_MAX_UNIT_NUM_ID)
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#define UFS_UPIU_WLUN_ID (1 << 7)
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2014-09-25 06:32:25 -06:00
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#define UFS_UPIU_MAX_GENERAL_LUN 8
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2014-09-25 06:32:29 -06:00
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/* Well known logical unit id in LUN field of UPIU */
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enum {
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UFS_UPIU_REPORT_LUNS_WLUN = 0x81,
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UFS_UPIU_UFS_DEVICE_WLUN = 0xD0,
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UFS_UPIU_BOOT_WLUN = 0xB0,
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UFS_UPIU_RPMB_WLUN = 0xC4,
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};
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2012-02-28 23:41:50 -07:00
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/*
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* UFS Protocol Information Unit related definitions
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*/
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/* Task management functions */
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enum {
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UFS_ABORT_TASK = 0x01,
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UFS_ABORT_TASK_SET = 0x02,
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UFS_CLEAR_TASK_SET = 0x04,
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UFS_LOGICAL_RESET = 0x08,
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UFS_QUERY_TASK = 0x80,
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UFS_QUERY_TASK_SET = 0x81,
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};
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/* UTP UPIU Transaction Codes Initiator to Target */
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enum {
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UPIU_TRANSACTION_NOP_OUT = 0x00,
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UPIU_TRANSACTION_COMMAND = 0x01,
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UPIU_TRANSACTION_DATA_OUT = 0x02,
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UPIU_TRANSACTION_TASK_REQ = 0x04,
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2013-07-29 13:05:58 -06:00
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UPIU_TRANSACTION_QUERY_REQ = 0x16,
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2012-02-28 23:41:50 -07:00
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};
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/* UTP UPIU Transaction Codes Target to Initiator */
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enum {
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UPIU_TRANSACTION_NOP_IN = 0x20,
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UPIU_TRANSACTION_RESPONSE = 0x21,
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UPIU_TRANSACTION_DATA_IN = 0x22,
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UPIU_TRANSACTION_TASK_RSP = 0x24,
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UPIU_TRANSACTION_READY_XFER = 0x31,
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UPIU_TRANSACTION_QUERY_RSP = 0x36,
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2013-07-29 13:05:57 -06:00
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UPIU_TRANSACTION_REJECT_UPIU = 0x3F,
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2012-02-28 23:41:50 -07:00
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};
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/* UPIU Read/Write flags */
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enum {
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UPIU_CMD_FLAGS_NONE = 0x00,
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UPIU_CMD_FLAGS_WRITE = 0x20,
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UPIU_CMD_FLAGS_READ = 0x40,
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};
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/* UPIU Task Attributes */
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enum {
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UPIU_TASK_ATTR_SIMPLE = 0x00,
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UPIU_TASK_ATTR_ORDERED = 0x01,
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UPIU_TASK_ATTR_HEADQ = 0x02,
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UPIU_TASK_ATTR_ACA = 0x03,
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};
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2013-07-29 13:05:58 -06:00
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/* UPIU Query request function */
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2012-02-28 23:41:50 -07:00
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enum {
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2013-07-29 13:05:58 -06:00
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UPIU_QUERY_FUNC_STANDARD_READ_REQUEST = 0x01,
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UPIU_QUERY_FUNC_STANDARD_WRITE_REQUEST = 0x81,
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};
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/* Flag idn for Query Requests*/
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enum flag_idn {
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2018-02-15 05:14:10 -07:00
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QUERY_FLAG_IDN_FDEVICEINIT = 0x01,
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QUERY_FLAG_IDN_PERMANENT_WPE = 0x02,
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QUERY_FLAG_IDN_PWR_ON_WPE = 0x03,
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QUERY_FLAG_IDN_BKOPS_EN = 0x04,
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QUERY_FLAG_IDN_LIFE_SPAN_MODE_ENABLE = 0x05,
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QUERY_FLAG_IDN_PURGE_ENABLE = 0x06,
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QUERY_FLAG_IDN_RESERVED2 = 0x07,
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QUERY_FLAG_IDN_FPHYRESOURCEREMOVAL = 0x08,
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QUERY_FLAG_IDN_BUSY_RTC = 0x09,
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QUERY_FLAG_IDN_RESERVED3 = 0x0A,
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QUERY_FLAG_IDN_PERMANENTLY_DISABLE_FW_UPDATE = 0x0B,
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2013-07-29 13:05:59 -06:00
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};
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/* Attribute idn for Query requests */
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enum attr_idn {
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2018-02-15 05:14:11 -07:00
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QUERY_ATTR_IDN_BOOT_LU_EN = 0x00,
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QUERY_ATTR_IDN_RESERVED = 0x01,
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QUERY_ATTR_IDN_POWER_MODE = 0x02,
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QUERY_ATTR_IDN_ACTIVE_ICC_LVL = 0x03,
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QUERY_ATTR_IDN_OOO_DATA_EN = 0x04,
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QUERY_ATTR_IDN_BKOPS_STATUS = 0x05,
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QUERY_ATTR_IDN_PURGE_STATUS = 0x06,
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QUERY_ATTR_IDN_MAX_DATA_IN = 0x07,
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QUERY_ATTR_IDN_MAX_DATA_OUT = 0x08,
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QUERY_ATTR_IDN_DYN_CAP_NEEDED = 0x09,
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QUERY_ATTR_IDN_REF_CLK_FREQ = 0x0A,
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QUERY_ATTR_IDN_CONF_DESC_LOCK = 0x0B,
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QUERY_ATTR_IDN_MAX_NUM_OF_RTT = 0x0C,
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QUERY_ATTR_IDN_EE_CONTROL = 0x0D,
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QUERY_ATTR_IDN_EE_STATUS = 0x0E,
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QUERY_ATTR_IDN_SECONDS_PASSED = 0x0F,
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QUERY_ATTR_IDN_CNTX_CONF = 0x10,
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QUERY_ATTR_IDN_CORR_PRG_BLK_NUM = 0x11,
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QUERY_ATTR_IDN_RESERVED2 = 0x12,
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QUERY_ATTR_IDN_RESERVED3 = 0x13,
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QUERY_ATTR_IDN_FFU_STATUS = 0x14,
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QUERY_ATTR_IDN_PSA_STATE = 0x15,
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QUERY_ATTR_IDN_PSA_DATA_SIZE = 0x16,
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2013-07-29 13:05:59 -06:00
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};
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2014-06-29 00:40:17 -06:00
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/* Descriptor idn for Query requests */
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enum desc_idn {
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QUERY_DESC_IDN_DEVICE = 0x0,
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2017-02-23 02:05:30 -07:00
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QUERY_DESC_IDN_CONFIGURATION = 0x1,
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2014-06-29 00:40:17 -06:00
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QUERY_DESC_IDN_UNIT = 0x2,
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QUERY_DESC_IDN_RFU_0 = 0x3,
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QUERY_DESC_IDN_INTERCONNECT = 0x4,
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QUERY_DESC_IDN_STRING = 0x5,
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QUERY_DESC_IDN_RFU_1 = 0x6,
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QUERY_DESC_IDN_GEOMETRY = 0x7,
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QUERY_DESC_IDN_POWER = 0x8,
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2018-02-15 05:14:05 -07:00
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QUERY_DESC_IDN_HEALTH = 0x9,
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2014-09-25 06:32:25 -06:00
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QUERY_DESC_IDN_MAX,
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};
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enum desc_header_offset {
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QUERY_DESC_LENGTH_OFFSET = 0x00,
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QUERY_DESC_DESC_TYPE_OFFSET = 0x01,
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};
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2017-02-23 02:05:30 -07:00
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enum ufs_desc_def_size {
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QUERY_DESC_DEVICE_DEF_SIZE = 0x40,
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QUERY_DESC_CONFIGURATION_DEF_SIZE = 0x90,
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QUERY_DESC_UNIT_DEF_SIZE = 0x23,
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QUERY_DESC_INTERCONNECT_DEF_SIZE = 0x06,
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QUERY_DESC_GEOMETRY_DEF_SIZE = 0x44,
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QUERY_DESC_POWER_DEF_SIZE = 0x62,
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2018-02-15 05:14:05 -07:00
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QUERY_DESC_HEALTH_DEF_SIZE = 0x25,
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2014-06-29 00:40:17 -06:00
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};
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2014-06-29 00:40:19 -06:00
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/* Unit descriptor parameters offsets in bytes*/
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enum unit_desc_param {
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UNIT_DESC_PARAM_LEN = 0x0,
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UNIT_DESC_PARAM_TYPE = 0x1,
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UNIT_DESC_PARAM_UNIT_INDEX = 0x2,
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UNIT_DESC_PARAM_LU_ENABLE = 0x3,
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UNIT_DESC_PARAM_BOOT_LUN_ID = 0x4,
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UNIT_DESC_PARAM_LU_WR_PROTECT = 0x5,
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UNIT_DESC_PARAM_LU_Q_DEPTH = 0x6,
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2018-02-15 05:14:09 -07:00
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UNIT_DESC_PARAM_PSA_SENSITIVE = 0x7,
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2014-06-29 00:40:19 -06:00
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UNIT_DESC_PARAM_MEM_TYPE = 0x8,
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UNIT_DESC_PARAM_DATA_RELIABILITY = 0x9,
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UNIT_DESC_PARAM_LOGICAL_BLK_SIZE = 0xA,
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UNIT_DESC_PARAM_LOGICAL_BLK_COUNT = 0xB,
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UNIT_DESC_PARAM_ERASE_BLK_SIZE = 0x13,
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UNIT_DESC_PARAM_PROVISIONING_TYPE = 0x17,
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UNIT_DESC_PARAM_PHY_MEM_RSRC_CNT = 0x18,
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UNIT_DESC_PARAM_CTX_CAPABILITIES = 0x20,
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UNIT_DESC_PARAM_LARGE_UNIT_SIZE_M1 = 0x22,
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};
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2016-03-10 08:37:10 -07:00
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/* Device descriptor parameters offsets in bytes*/
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enum device_desc_param {
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DEVICE_DESC_PARAM_LEN = 0x0,
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DEVICE_DESC_PARAM_TYPE = 0x1,
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DEVICE_DESC_PARAM_DEVICE_TYPE = 0x2,
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DEVICE_DESC_PARAM_DEVICE_CLASS = 0x3,
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DEVICE_DESC_PARAM_DEVICE_SUB_CLASS = 0x4,
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DEVICE_DESC_PARAM_PRTCL = 0x5,
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DEVICE_DESC_PARAM_NUM_LU = 0x6,
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DEVICE_DESC_PARAM_NUM_WLU = 0x7,
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DEVICE_DESC_PARAM_BOOT_ENBL = 0x8,
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DEVICE_DESC_PARAM_DESC_ACCSS_ENBL = 0x9,
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DEVICE_DESC_PARAM_INIT_PWR_MODE = 0xA,
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DEVICE_DESC_PARAM_HIGH_PR_LUN = 0xB,
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DEVICE_DESC_PARAM_SEC_RMV_TYPE = 0xC,
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DEVICE_DESC_PARAM_SEC_LU = 0xD,
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DEVICE_DESC_PARAM_BKOP_TERM_LT = 0xE,
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DEVICE_DESC_PARAM_ACTVE_ICC_LVL = 0xF,
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DEVICE_DESC_PARAM_SPEC_VER = 0x10,
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DEVICE_DESC_PARAM_MANF_DATE = 0x12,
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DEVICE_DESC_PARAM_MANF_NAME = 0x14,
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DEVICE_DESC_PARAM_PRDCT_NAME = 0x15,
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DEVICE_DESC_PARAM_SN = 0x16,
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DEVICE_DESC_PARAM_OEM_ID = 0x17,
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DEVICE_DESC_PARAM_MANF_ID = 0x18,
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DEVICE_DESC_PARAM_UD_OFFSET = 0x1A,
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DEVICE_DESC_PARAM_UD_LEN = 0x1B,
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DEVICE_DESC_PARAM_RTT_CAP = 0x1C,
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DEVICE_DESC_PARAM_FRQ_RTC = 0x1D,
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2018-02-15 05:14:02 -07:00
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DEVICE_DESC_PARAM_UFS_FEAT = 0x1F,
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DEVICE_DESC_PARAM_FFU_TMT = 0x20,
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DEVICE_DESC_PARAM_Q_DPTH = 0x21,
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DEVICE_DESC_PARAM_DEV_VER = 0x22,
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DEVICE_DESC_PARAM_NUM_SEC_WPA = 0x24,
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DEVICE_DESC_PARAM_PSA_MAX_DATA = 0x25,
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DEVICE_DESC_PARAM_PSA_TMT = 0x29,
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DEVICE_DESC_PARAM_PRDCT_REV = 0x2A,
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2016-03-10 08:37:10 -07:00
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};
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2018-02-15 05:14:03 -07:00
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/* Interconnect descriptor parameters offsets in bytes*/
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enum interconnect_desc_param {
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INTERCONNECT_DESC_PARAM_LEN = 0x0,
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INTERCONNECT_DESC_PARAM_TYPE = 0x1,
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INTERCONNECT_DESC_PARAM_UNIPRO_VER = 0x2,
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INTERCONNECT_DESC_PARAM_MPHY_VER = 0x4,
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};
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2018-02-15 05:14:04 -07:00
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/* Geometry descriptor parameters offsets in bytes*/
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enum geometry_desc_param {
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GEOMETRY_DESC_PARAM_LEN = 0x0,
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GEOMETRY_DESC_PARAM_TYPE = 0x1,
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GEOMETRY_DESC_PARAM_DEV_CAP = 0x4,
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GEOMETRY_DESC_PARAM_MAX_NUM_LUN = 0xC,
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GEOMETRY_DESC_PARAM_SEG_SIZE = 0xD,
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GEOMETRY_DESC_PARAM_ALLOC_UNIT_SIZE = 0x11,
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GEOMETRY_DESC_PARAM_MIN_BLK_SIZE = 0x12,
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GEOMETRY_DESC_PARAM_OPT_RD_BLK_SIZE = 0x13,
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|
|
GEOMETRY_DESC_PARAM_OPT_WR_BLK_SIZE = 0x14,
|
|
|
|
GEOMETRY_DESC_PARAM_MAX_IN_BUF_SIZE = 0x15,
|
|
|
|
GEOMETRY_DESC_PARAM_MAX_OUT_BUF_SIZE = 0x16,
|
|
|
|
GEOMETRY_DESC_PARAM_RPMB_RW_SIZE = 0x17,
|
|
|
|
GEOMETRY_DESC_PARAM_DYN_CAP_RSRC_PLC = 0x18,
|
|
|
|
GEOMETRY_DESC_PARAM_DATA_ORDER = 0x19,
|
|
|
|
GEOMETRY_DESC_PARAM_MAX_NUM_CTX = 0x1A,
|
|
|
|
GEOMETRY_DESC_PARAM_TAG_UNIT_SIZE = 0x1B,
|
|
|
|
GEOMETRY_DESC_PARAM_TAG_RSRC_SIZE = 0x1C,
|
|
|
|
GEOMETRY_DESC_PARAM_SEC_RM_TYPES = 0x1D,
|
|
|
|
GEOMETRY_DESC_PARAM_MEM_TYPES = 0x1E,
|
|
|
|
GEOMETRY_DESC_PARAM_SCM_MAX_NUM_UNITS = 0x20,
|
|
|
|
GEOMETRY_DESC_PARAM_SCM_CAP_ADJ_FCTR = 0x24,
|
|
|
|
GEOMETRY_DESC_PARAM_NPM_MAX_NUM_UNITS = 0x26,
|
|
|
|
GEOMETRY_DESC_PARAM_NPM_CAP_ADJ_FCTR = 0x2A,
|
|
|
|
GEOMETRY_DESC_PARAM_ENM1_MAX_NUM_UNITS = 0x2C,
|
|
|
|
GEOMETRY_DESC_PARAM_ENM1_CAP_ADJ_FCTR = 0x30,
|
|
|
|
GEOMETRY_DESC_PARAM_ENM2_MAX_NUM_UNITS = 0x32,
|
|
|
|
GEOMETRY_DESC_PARAM_ENM2_CAP_ADJ_FCTR = 0x36,
|
|
|
|
GEOMETRY_DESC_PARAM_ENM3_MAX_NUM_UNITS = 0x38,
|
|
|
|
GEOMETRY_DESC_PARAM_ENM3_CAP_ADJ_FCTR = 0x3C,
|
|
|
|
GEOMETRY_DESC_PARAM_ENM4_MAX_NUM_UNITS = 0x3E,
|
|
|
|
GEOMETRY_DESC_PARAM_ENM4_CAP_ADJ_FCTR = 0x42,
|
|
|
|
GEOMETRY_DESC_PARAM_OPT_LOG_BLK_SIZE = 0x44,
|
|
|
|
};
|
|
|
|
|
2018-02-15 05:14:05 -07:00
|
|
|
/* Health descriptor parameters offsets in bytes*/
|
|
|
|
enum health_desc_param {
|
|
|
|
HEALTH_DESC_PARAM_LEN = 0x0,
|
|
|
|
HEALTH_DESC_PARAM_TYPE = 0x1,
|
|
|
|
HEALTH_DESC_PARAM_EOL_INFO = 0x2,
|
|
|
|
HEALTH_DESC_PARAM_LIFE_TIME_EST_A = 0x3,
|
|
|
|
HEALTH_DESC_PARAM_LIFE_TIME_EST_B = 0x4,
|
|
|
|
};
|
|
|
|
|
2014-09-25 06:32:30 -06:00
|
|
|
/*
|
|
|
|
* Logical Unit Write Protect
|
|
|
|
* 00h: LU not write protected
|
|
|
|
* 01h: LU write protected when fPowerOnWPEn =1
|
|
|
|
* 02h: LU permanently write protected when fPermanentWPEn =1
|
|
|
|
*/
|
|
|
|
enum ufs_lu_wp_type {
|
|
|
|
UFS_LU_NO_WP = 0x00,
|
|
|
|
UFS_LU_POWER_ON_WP = 0x01,
|
|
|
|
UFS_LU_PERM_WP = 0x02,
|
|
|
|
};
|
|
|
|
|
2014-09-25 06:32:27 -06:00
|
|
|
/* bActiveICCLevel parameter current units */
|
|
|
|
enum {
|
|
|
|
UFSHCD_NANO_AMP = 0,
|
|
|
|
UFSHCD_MICRO_AMP = 1,
|
|
|
|
UFSHCD_MILI_AMP = 2,
|
|
|
|
UFSHCD_AMP = 3,
|
|
|
|
};
|
|
|
|
|
|
|
|
#define POWER_DESC_MAX_SIZE 0x62
|
|
|
|
#define POWER_DESC_MAX_ACTV_ICC_LVLS 16
|
|
|
|
|
|
|
|
/* Attribute bActiveICCLevel parameter bit masks definitions */
|
|
|
|
#define ATTR_ICC_LVL_UNIT_OFFSET 14
|
|
|
|
#define ATTR_ICC_LVL_UNIT_MASK (0x3 << ATTR_ICC_LVL_UNIT_OFFSET)
|
|
|
|
#define ATTR_ICC_LVL_VALUE_MASK 0x3FF
|
|
|
|
|
|
|
|
/* Power descriptor parameters offsets in bytes */
|
|
|
|
enum power_desc_param_offset {
|
|
|
|
PWR_DESC_LEN = 0x0,
|
|
|
|
PWR_DESC_TYPE = 0x1,
|
|
|
|
PWR_DESC_ACTIVE_LVLS_VCC_0 = 0x2,
|
|
|
|
PWR_DESC_ACTIVE_LVLS_VCCQ_0 = 0x22,
|
|
|
|
PWR_DESC_ACTIVE_LVLS_VCCQ2_0 = 0x42,
|
|
|
|
};
|
|
|
|
|
2013-07-29 13:05:59 -06:00
|
|
|
/* Exception event mask values */
|
|
|
|
enum {
|
|
|
|
MASK_EE_STATUS = 0xFFFF,
|
|
|
|
MASK_EE_URGENT_BKOPS = (1 << 2),
|
|
|
|
};
|
|
|
|
|
|
|
|
/* Background operation status */
|
2014-09-25 06:32:30 -06:00
|
|
|
enum bkops_status {
|
2013-07-29 13:05:59 -06:00
|
|
|
BKOPS_STATUS_NO_OP = 0x0,
|
|
|
|
BKOPS_STATUS_NON_CRITICAL = 0x1,
|
|
|
|
BKOPS_STATUS_PERF_IMPACT = 0x2,
|
|
|
|
BKOPS_STATUS_CRITICAL = 0x3,
|
2014-09-25 06:32:30 -06:00
|
|
|
BKOPS_STATUS_MAX = BKOPS_STATUS_CRITICAL,
|
2013-07-29 13:05:58 -06:00
|
|
|
};
|
|
|
|
|
|
|
|
/* UTP QUERY Transaction Specific Fields OpCode */
|
|
|
|
enum query_opcode {
|
2012-02-28 23:41:50 -07:00
|
|
|
UPIU_QUERY_OPCODE_NOP = 0x0,
|
|
|
|
UPIU_QUERY_OPCODE_READ_DESC = 0x1,
|
|
|
|
UPIU_QUERY_OPCODE_WRITE_DESC = 0x2,
|
|
|
|
UPIU_QUERY_OPCODE_READ_ATTR = 0x3,
|
|
|
|
UPIU_QUERY_OPCODE_WRITE_ATTR = 0x4,
|
|
|
|
UPIU_QUERY_OPCODE_READ_FLAG = 0x5,
|
|
|
|
UPIU_QUERY_OPCODE_SET_FLAG = 0x6,
|
|
|
|
UPIU_QUERY_OPCODE_CLEAR_FLAG = 0x7,
|
|
|
|
UPIU_QUERY_OPCODE_TOGGLE_FLAG = 0x8,
|
|
|
|
};
|
|
|
|
|
2013-07-29 13:05:58 -06:00
|
|
|
/* Query response result code */
|
|
|
|
enum {
|
|
|
|
QUERY_RESULT_SUCCESS = 0x00,
|
|
|
|
QUERY_RESULT_NOT_READABLE = 0xF6,
|
|
|
|
QUERY_RESULT_NOT_WRITEABLE = 0xF7,
|
|
|
|
QUERY_RESULT_ALREADY_WRITTEN = 0xF8,
|
|
|
|
QUERY_RESULT_INVALID_LENGTH = 0xF9,
|
|
|
|
QUERY_RESULT_INVALID_VALUE = 0xFA,
|
|
|
|
QUERY_RESULT_INVALID_SELECTOR = 0xFB,
|
|
|
|
QUERY_RESULT_INVALID_INDEX = 0xFC,
|
|
|
|
QUERY_RESULT_INVALID_IDN = 0xFD,
|
|
|
|
QUERY_RESULT_INVALID_OPCODE = 0xFE,
|
|
|
|
QUERY_RESULT_GENERAL_FAILURE = 0xFF,
|
|
|
|
};
|
|
|
|
|
2012-02-28 23:41:50 -07:00
|
|
|
/* UTP Transfer Request Command Type (CT) */
|
|
|
|
enum {
|
|
|
|
UPIU_COMMAND_SET_TYPE_SCSI = 0x0,
|
|
|
|
UPIU_COMMAND_SET_TYPE_UFS = 0x1,
|
|
|
|
UPIU_COMMAND_SET_TYPE_QUERY = 0x2,
|
|
|
|
};
|
|
|
|
|
2013-07-29 13:05:57 -06:00
|
|
|
/* UTP Transfer Request Command Offset */
|
|
|
|
#define UPIU_COMMAND_TYPE_OFFSET 28
|
|
|
|
|
|
|
|
/* Offset of the response code in the UPIU header */
|
|
|
|
#define UPIU_RSP_CODE_OFFSET 8
|
|
|
|
|
2012-02-28 23:41:50 -07:00
|
|
|
enum {
|
2013-07-29 13:05:58 -06:00
|
|
|
MASK_SCSI_STATUS = 0xFF,
|
|
|
|
MASK_TASK_RESPONSE = 0xFF00,
|
|
|
|
MASK_RSP_UPIU_RESULT = 0xFFFF,
|
|
|
|
MASK_QUERY_DATA_SEG_LEN = 0xFFFF,
|
2013-08-31 10:10:19 -06:00
|
|
|
MASK_RSP_UPIU_DATA_SEG_LEN = 0xFFFF,
|
2013-07-29 13:05:59 -06:00
|
|
|
MASK_RSP_EXCEPTION_EVENT = 0x10000,
|
2016-09-08 17:22:22 -06:00
|
|
|
MASK_TM_SERVICE_RESP = 0xFF,
|
2012-02-28 23:41:50 -07:00
|
|
|
};
|
|
|
|
|
|
|
|
/* Task management service response */
|
|
|
|
enum {
|
|
|
|
UPIU_TASK_MANAGEMENT_FUNC_COMPL = 0x00,
|
|
|
|
UPIU_TASK_MANAGEMENT_FUNC_NOT_SUPPORTED = 0x04,
|
|
|
|
UPIU_TASK_MANAGEMENT_FUNC_SUCCEEDED = 0x08,
|
|
|
|
UPIU_TASK_MANAGEMENT_FUNC_FAILED = 0x05,
|
|
|
|
UPIU_INCORRECT_LOGICAL_UNIT_NO = 0x09,
|
|
|
|
};
|
2014-09-25 06:32:30 -06:00
|
|
|
|
|
|
|
/* UFS device power modes */
|
|
|
|
enum ufs_dev_pwr_mode {
|
|
|
|
UFS_ACTIVE_PWR_MODE = 1,
|
|
|
|
UFS_SLEEP_PWR_MODE = 2,
|
|
|
|
UFS_POWERDOWN_PWR_MODE = 3,
|
|
|
|
};
|
|
|
|
|
2012-02-28 23:41:50 -07:00
|
|
|
/**
|
|
|
|
* struct utp_upiu_header - UPIU header structure
|
|
|
|
* @dword_0: UPIU header DW-0
|
|
|
|
* @dword_1: UPIU header DW-1
|
|
|
|
* @dword_2: UPIU header DW-2
|
|
|
|
*/
|
|
|
|
struct utp_upiu_header {
|
2014-05-25 23:29:10 -06:00
|
|
|
__be32 dword_0;
|
|
|
|
__be32 dword_1;
|
|
|
|
__be32 dword_2;
|
2012-02-28 23:41:50 -07:00
|
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct utp_upiu_cmd - Command UPIU structure
|
|
|
|
* @data_transfer_len: Data Transfer Length DW-3
|
|
|
|
* @cdb: Command Descriptor Block CDB DW-4 to DW-7
|
|
|
|
*/
|
|
|
|
struct utp_upiu_cmd {
|
2014-05-25 23:29:10 -06:00
|
|
|
__be32 exp_data_transfer_len;
|
2012-02-28 23:41:50 -07:00
|
|
|
u8 cdb[MAX_CDB_SIZE];
|
|
|
|
};
|
|
|
|
|
2013-07-29 13:05:58 -06:00
|
|
|
/**
|
|
|
|
* struct utp_upiu_query - upiu request buffer structure for
|
|
|
|
* query request.
|
|
|
|
* @opcode: command to perform B-0
|
|
|
|
* @idn: a value that indicates the particular type of data B-1
|
|
|
|
* @index: Index to further identify data B-2
|
|
|
|
* @selector: Index to further identify data B-3
|
|
|
|
* @reserved_osf: spec reserved field B-4,5
|
|
|
|
* @length: number of descriptor bytes to read/write B-6,7
|
|
|
|
* @value: Attribute value to be written DW-5
|
|
|
|
* @reserved: spec reserved DW-6,7
|
|
|
|
*/
|
|
|
|
struct utp_upiu_query {
|
|
|
|
u8 opcode;
|
|
|
|
u8 idn;
|
|
|
|
u8 index;
|
|
|
|
u8 selector;
|
2014-05-25 23:29:10 -06:00
|
|
|
__be16 reserved_osf;
|
|
|
|
__be16 length;
|
|
|
|
__be32 value;
|
|
|
|
__be32 reserved[2];
|
2013-07-29 13:05:58 -06:00
|
|
|
};
|
|
|
|
|
2012-02-28 23:41:50 -07:00
|
|
|
/**
|
2013-07-29 13:05:57 -06:00
|
|
|
* struct utp_upiu_req - general upiu request structure
|
|
|
|
* @header:UPIU header structure DW-0 to DW-2
|
|
|
|
* @sc: fields structure for scsi command DW-3 to DW-7
|
2013-07-29 13:05:58 -06:00
|
|
|
* @qr: fields structure for query request DW-3 to DW-7
|
2013-07-29 13:05:57 -06:00
|
|
|
*/
|
|
|
|
struct utp_upiu_req {
|
|
|
|
struct utp_upiu_header header;
|
2013-07-29 13:05:58 -06:00
|
|
|
union {
|
|
|
|
struct utp_upiu_cmd sc;
|
|
|
|
struct utp_upiu_query qr;
|
|
|
|
};
|
2013-07-29 13:05:57 -06:00
|
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct utp_cmd_rsp - Response UPIU structure
|
2012-02-28 23:41:50 -07:00
|
|
|
* @residual_transfer_count: Residual transfer count DW-3
|
|
|
|
* @reserved: Reserved double words DW-4 to DW-7
|
|
|
|
* @sense_data_len: Sense data length DW-8 U16
|
|
|
|
* @sense_data: Sense data field DW-8 to DW-12
|
|
|
|
*/
|
2013-07-29 13:05:57 -06:00
|
|
|
struct utp_cmd_rsp {
|
2014-05-25 23:29:10 -06:00
|
|
|
__be32 residual_transfer_count;
|
|
|
|
__be32 reserved[4];
|
|
|
|
__be16 sense_data_len;
|
2016-10-17 18:09:24 -06:00
|
|
|
u8 sense_data[RESPONSE_UPIU_SENSE_DATA_LENGTH];
|
2012-02-28 23:41:50 -07:00
|
|
|
};
|
|
|
|
|
2013-07-29 13:05:57 -06:00
|
|
|
/**
|
|
|
|
* struct utp_upiu_rsp - general upiu response structure
|
|
|
|
* @header: UPIU header structure DW-0 to DW-2
|
|
|
|
* @sr: fields structure for scsi command DW-3 to DW-12
|
2013-07-29 13:05:58 -06:00
|
|
|
* @qr: fields structure for query request DW-3 to DW-7
|
2013-07-29 13:05:57 -06:00
|
|
|
*/
|
|
|
|
struct utp_upiu_rsp {
|
|
|
|
struct utp_upiu_header header;
|
2013-07-29 13:05:58 -06:00
|
|
|
union {
|
|
|
|
struct utp_cmd_rsp sr;
|
|
|
|
struct utp_upiu_query qr;
|
|
|
|
};
|
2013-07-29 13:05:57 -06:00
|
|
|
};
|
|
|
|
|
2012-02-28 23:41:50 -07:00
|
|
|
/**
|
|
|
|
* struct utp_upiu_task_req - Task request UPIU structure
|
|
|
|
* @header - UPIU header structure DW0 to DW-2
|
|
|
|
* @input_param1: Input parameter 1 DW-3
|
|
|
|
* @input_param2: Input parameter 2 DW-4
|
|
|
|
* @input_param3: Input parameter 3 DW-5
|
|
|
|
* @reserved: Reserved double words DW-6 to DW-7
|
|
|
|
*/
|
|
|
|
struct utp_upiu_task_req {
|
|
|
|
struct utp_upiu_header header;
|
2014-05-25 23:29:10 -06:00
|
|
|
__be32 input_param1;
|
|
|
|
__be32 input_param2;
|
|
|
|
__be32 input_param3;
|
|
|
|
__be32 reserved[2];
|
2012-02-28 23:41:50 -07:00
|
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct utp_upiu_task_rsp - Task Management Response UPIU structure
|
|
|
|
* @header: UPIU header structure DW0-DW-2
|
|
|
|
* @output_param1: Ouput parameter 1 DW3
|
|
|
|
* @output_param2: Output parameter 2 DW4
|
|
|
|
* @reserved: Reserved double words DW-5 to DW-7
|
|
|
|
*/
|
|
|
|
struct utp_upiu_task_rsp {
|
|
|
|
struct utp_upiu_header header;
|
2014-05-25 23:29:10 -06:00
|
|
|
__be32 output_param1;
|
|
|
|
__be32 output_param2;
|
|
|
|
__be32 reserved[3];
|
2012-02-28 23:41:50 -07:00
|
|
|
};
|
|
|
|
|
2013-07-29 13:05:58 -06:00
|
|
|
/**
|
|
|
|
* struct ufs_query_req - parameters for building a query request
|
|
|
|
* @query_func: UPIU header query function
|
|
|
|
* @upiu_req: the query request data
|
|
|
|
*/
|
|
|
|
struct ufs_query_req {
|
|
|
|
u8 query_func;
|
|
|
|
struct utp_upiu_query upiu_req;
|
|
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct ufs_query_resp - UPIU QUERY
|
|
|
|
* @response: device response code
|
|
|
|
* @upiu_res: query response data
|
|
|
|
*/
|
|
|
|
struct ufs_query_res {
|
|
|
|
u8 response;
|
|
|
|
struct utp_upiu_query upiu_res;
|
|
|
|
};
|
|
|
|
|
2014-09-25 06:32:22 -06:00
|
|
|
#define UFS_VREG_VCC_MIN_UV 2700000 /* uV */
|
|
|
|
#define UFS_VREG_VCC_MAX_UV 3600000 /* uV */
|
|
|
|
#define UFS_VREG_VCC_1P8_MIN_UV 1700000 /* uV */
|
|
|
|
#define UFS_VREG_VCC_1P8_MAX_UV 1950000 /* uV */
|
|
|
|
#define UFS_VREG_VCCQ_MIN_UV 1100000 /* uV */
|
|
|
|
#define UFS_VREG_VCCQ_MAX_UV 1300000 /* uV */
|
|
|
|
#define UFS_VREG_VCCQ2_MIN_UV 1650000 /* uV */
|
|
|
|
#define UFS_VREG_VCCQ2_MAX_UV 1950000 /* uV */
|
|
|
|
|
2014-09-25 06:32:30 -06:00
|
|
|
/*
|
|
|
|
* VCCQ & VCCQ2 current requirement when UFS device is in sleep state
|
|
|
|
* and link is in Hibern8 state.
|
|
|
|
*/
|
|
|
|
#define UFS_VREG_LPM_LOAD_UA 1000 /* uA */
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|
|
|
|
2014-09-25 06:32:22 -06:00
|
|
|
struct ufs_vreg {
|
|
|
|
struct regulator *reg;
|
|
|
|
const char *name;
|
|
|
|
bool enabled;
|
2016-03-10 08:37:11 -07:00
|
|
|
bool unused;
|
2014-09-25 06:32:22 -06:00
|
|
|
int min_uV;
|
|
|
|
int max_uV;
|
|
|
|
int min_uA;
|
|
|
|
int max_uA;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct ufs_vreg_info {
|
|
|
|
struct ufs_vreg *vcc;
|
|
|
|
struct ufs_vreg *vccq;
|
|
|
|
struct ufs_vreg *vccq2;
|
2014-09-25 06:32:24 -06:00
|
|
|
struct ufs_vreg *vdd_hba;
|
2014-09-25 06:32:22 -06:00
|
|
|
};
|
|
|
|
|
2014-09-25 06:32:30 -06:00
|
|
|
struct ufs_dev_info {
|
|
|
|
bool f_power_on_wp_en;
|
|
|
|
/* Keeps information if any of the LU is power on write protected */
|
|
|
|
bool is_lu_power_on_wp;
|
|
|
|
};
|
|
|
|
|
2017-01-05 01:45:12 -07:00
|
|
|
#define MAX_MODEL_LEN 16
|
|
|
|
/**
|
|
|
|
* ufs_dev_desc - ufs device details from the device descriptor
|
|
|
|
*
|
|
|
|
* @wmanufacturerid: card details
|
|
|
|
* @model: card model
|
|
|
|
*/
|
|
|
|
struct ufs_dev_desc {
|
|
|
|
u16 wmanufacturerid;
|
|
|
|
char model[MAX_MODEL_LEN + 1];
|
|
|
|
};
|
|
|
|
|
2018-02-15 05:14:09 -07:00
|
|
|
/**
|
|
|
|
* ufs_is_valid_unit_desc_lun - checks if the given LUN has a unit descriptor
|
|
|
|
* @lun: LU number to check
|
|
|
|
* @return: true if the lun has a matching unit descriptor, false otherwise
|
|
|
|
*/
|
|
|
|
static inline bool ufs_is_valid_unit_desc_lun(u8 lun)
|
|
|
|
{
|
|
|
|
return lun == UFS_UPIU_RPMB_WLUN || (lun < UFS_UPIU_MAX_GENERAL_LUN);
|
|
|
|
}
|
|
|
|
|
2012-02-28 23:41:50 -07:00
|
|
|
#endif /* End of Header */
|