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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * ipr.h -- driver for IBM Power Linux RAID adapters
3 *
4 * Written By: Brian King <brking@us.ibm.com>, IBM Corporation
5 *
6 * Copyright (C) 2003, 2004 IBM Corporation
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 *
Alan Coxfa195af2008-10-27 15:16:36 +000022 * Alan Cox <alan@lxorguk.ukuu.org.uk> - Removed several careless u32/dma_addr_t errors
Linus Torvalds1da177e2005-04-16 15:20:36 -070023 * that broke 64bit platforms.
24 */
25
26#ifndef _IPR_H
27#define _IPR_H
28
Wayne Boyer46d74562010-08-11 07:15:17 -070029#include <asm/unaligned.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070030#include <linux/types.h>
31#include <linux/completion.h>
Brian King35a39692006-09-25 12:39:20 -050032#include <linux/libata.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070033#include <linux/list.h>
34#include <linux/kref.h>
Christoph Hellwig511cbce2015-11-10 14:56:14 +010035#include <linux/irq_poll.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070036#include <scsi/scsi.h>
37#include <scsi/scsi_cmnd.h>
38
39/*
40 * Literals
41 */
Gabriel Krisman Bertazice664fb2015-11-03 16:26:10 -020042#define IPR_DRIVER_VERSION "2.6.3"
43#define IPR_DRIVER_DATE "(October 17, 2015)"
Linus Torvalds1da177e2005-04-16 15:20:36 -070044
45/*
Linus Torvalds1da177e2005-04-16 15:20:36 -070046 * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding
47 * ops per device for devices not running tagged command queuing.
48 * This can be adjusted at runtime through sysfs device attributes.
49 */
50#define IPR_MAX_CMD_PER_LUN 6
Brian Kingb5145d22006-08-02 14:57:36 -050051#define IPR_MAX_CMD_PER_ATA_LUN 1
Linus Torvalds1da177e2005-04-16 15:20:36 -070052
53/*
54 * IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of
55 * ops the mid-layer can send to the adapter.
56 */
Brian King89aad422012-03-14 21:20:10 -050057#define IPR_NUM_BASE_CMD_BLKS (ioa_cfg->max_cmds)
Linus Torvalds1da177e2005-04-16 15:20:36 -070058
Brian King60e74862006-11-21 10:28:10 -060059#define PCI_DEVICE_ID_IBM_OBSIDIAN_E 0x0339
Wayne Boyerd7b46272010-02-19 13:24:38 -080060
61#define PCI_DEVICE_ID_IBM_CROC_FPGA_E2 0x033D
Wayne Boyercd9b3d02012-02-23 11:54:55 -080062#define PCI_DEVICE_ID_IBM_CROCODILE 0x034A
Brian King60e74862006-11-21 10:28:10 -060063
Linus Torvalds1da177e2005-04-16 15:20:36 -070064#define IPR_SUBS_DEV_ID_2780 0x0264
65#define IPR_SUBS_DEV_ID_5702 0x0266
66#define IPR_SUBS_DEV_ID_5703 0x0278
Wayne Boyerb0f56d32010-06-24 13:34:14 -070067#define IPR_SUBS_DEV_ID_572E 0x028D
68#define IPR_SUBS_DEV_ID_573E 0x02D3
69#define IPR_SUBS_DEV_ID_573D 0x02D4
Linus Torvalds1da177e2005-04-16 15:20:36 -070070#define IPR_SUBS_DEV_ID_571A 0x02C0
71#define IPR_SUBS_DEV_ID_571B 0x02BE
Wayne Boyerb0f56d32010-06-24 13:34:14 -070072#define IPR_SUBS_DEV_ID_571E 0x02BF
brking@us.ibm.com86f51432005-11-01 17:02:42 -060073#define IPR_SUBS_DEV_ID_571F 0x02D5
74#define IPR_SUBS_DEV_ID_572A 0x02C1
75#define IPR_SUBS_DEV_ID_572B 0x02C2
Brian King60e74862006-11-21 10:28:10 -060076#define IPR_SUBS_DEV_ID_572F 0x02C3
Brian King185eb312007-03-29 12:42:53 -050077#define IPR_SUBS_DEV_ID_574E 0x030A
brking@us.ibm.com86f51432005-11-01 17:02:42 -060078#define IPR_SUBS_DEV_ID_575B 0x030D
Brian King60e74862006-11-21 10:28:10 -060079#define IPR_SUBS_DEV_ID_575C 0x0338
Brian King185eb312007-03-29 12:42:53 -050080#define IPR_SUBS_DEV_ID_57B3 0x033A
Brian King60e74862006-11-21 10:28:10 -060081#define IPR_SUBS_DEV_ID_57B7 0x0360
82#define IPR_SUBS_DEV_ID_57B8 0x02C2
Linus Torvalds1da177e2005-04-16 15:20:36 -070083
Wayne Boyerd7b46272010-02-19 13:24:38 -080084#define IPR_SUBS_DEV_ID_57B4 0x033B
85#define IPR_SUBS_DEV_ID_57B2 0x035F
wenxiong@linux.vnet.ibm.comb8d5d562013-01-11 17:43:47 -060086#define IPR_SUBS_DEV_ID_57C0 0x0352
Wayne Boyer5a918352011-10-27 11:58:21 -070087#define IPR_SUBS_DEV_ID_57C3 0x0353
Wayne Boyer32622bd2010-10-18 20:24:34 -070088#define IPR_SUBS_DEV_ID_57C4 0x0354
Wayne Boyerd7b46272010-02-19 13:24:38 -080089#define IPR_SUBS_DEV_ID_57C6 0x0357
Wayne Boyerb0f56d32010-06-24 13:34:14 -070090#define IPR_SUBS_DEV_ID_57CC 0x035C
Wayne Boyerd7b46272010-02-19 13:24:38 -080091
92#define IPR_SUBS_DEV_ID_57B5 0x033C
93#define IPR_SUBS_DEV_ID_57CE 0x035E
94#define IPR_SUBS_DEV_ID_57B1 0x0355
95
96#define IPR_SUBS_DEV_ID_574D 0x0356
Wayne Boyercd9b3d02012-02-23 11:54:55 -080097#define IPR_SUBS_DEV_ID_57C8 0x035D
Wayne Boyerd7b46272010-02-19 13:24:38 -080098
wenxiong@linux.vnet.ibm.comb8d5d562013-01-11 17:43:47 -060099#define IPR_SUBS_DEV_ID_57D5 0x03FB
100#define IPR_SUBS_DEV_ID_57D6 0x03FC
101#define IPR_SUBS_DEV_ID_57D7 0x03FF
102#define IPR_SUBS_DEV_ID_57D8 0x03FE
wenxiong@linux.vnet.ibm.com43c5fda2013-07-10 10:46:27 -0500103#define IPR_SUBS_DEV_ID_57D9 0x046D
Wendy Xiongf94d9962014-01-21 12:16:40 -0600104#define IPR_SUBS_DEV_ID_57DA 0x04CA
wenxiong@linux.vnet.ibm.com43c5fda2013-07-10 10:46:27 -0500105#define IPR_SUBS_DEV_ID_57EB 0x0474
106#define IPR_SUBS_DEV_ID_57EC 0x0475
107#define IPR_SUBS_DEV_ID_57ED 0x0499
108#define IPR_SUBS_DEV_ID_57EE 0x049A
109#define IPR_SUBS_DEV_ID_57EF 0x049B
110#define IPR_SUBS_DEV_ID_57F0 0x049C
Wendy Xiong5eeac3e2014-03-12 16:08:52 -0500111#define IPR_SUBS_DEV_ID_2CCA 0x04C7
112#define IPR_SUBS_DEV_ID_2CD2 0x04C8
113#define IPR_SUBS_DEV_ID_2CCD 0x04C9
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114#define IPR_NAME "ipr"
115
116/*
117 * Return codes
118 */
119#define IPR_RC_JOB_CONTINUE 1
120#define IPR_RC_JOB_RETURN 2
121
122/*
123 * IOASCs
124 */
125#define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200
Brian King65f56472007-04-26 16:00:12 -0500126#define IPR_IOASC_NR_IOA_RESET_REQUIRED 0x02048000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127#define IPR_IOASC_SYNC_REQUIRED 0x023f0000
128#define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00
129#define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000
130#define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500
131#define IPR_IOASC_IOASC_MASK 0xFFFFFF00
132#define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF
Christoph Hellwigd247a702014-09-26 09:49:02 +0200133#define IPR_IOASC_HW_CMD_FAILED 0x046E0000
brking@us.ibm.comdfed8232005-11-01 17:02:55 -0600134#define IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT 0x05240000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700135#define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -0600136#define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100
137#define IPR_IOASA_IR_DUAL_IOA_DISABLED 0x052C8000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700138#define IPR_IOASC_BUS_WAS_RESET 0x06290000
139#define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000
140#define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000
Wen Xiongf8ee25d2015-03-26 11:23:58 -0500141#define IPR_IOASC_IR_NON_OPTIMIZED 0x05258200
Linus Torvalds1da177e2005-04-16 15:20:36 -0700142
143#define IPR_FIRST_DRIVER_IOASC 0x10000000
144#define IPR_IOASC_IOA_WAS_RESET 0x10000001
145#define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002
146
Brian King5469cb52007-03-29 12:42:40 -0500147/* Driver data flags */
148#define IPR_USE_LONG_TRANSOP_TIMEOUT 0x00000001
Brian King463fc692007-05-07 17:09:05 -0500149#define IPR_USE_PCI_WARM_RESET 0x00000002
Brian King5469cb52007-03-29 12:42:40 -0500150
Brian Kingac719ab2006-11-21 10:28:42 -0600151#define IPR_DEFAULT_MAX_ERROR_DUMP 984
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152#define IPR_NUM_LOG_HCAMS 2
153#define IPR_NUM_CFG_CHG_HCAMS 2
154#define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS)
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800155
156#define IPR_MAX_SIS64_TARGETS_PER_BUS 1024
157#define IPR_MAX_SIS64_LUNS_PER_TARGET 0xffffffff
158
brking@us.ibm.comd71a8b02005-11-01 17:02:49 -0600159#define IPR_MAX_NUM_TARGETS_PER_BUS 256
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160#define IPR_MAX_NUM_LUNS_PER_TARGET 256
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161#define IPR_VSET_BUS 0xff
162#define IPR_IOA_BUS 0xff
163#define IPR_IOA_TARGET 0xff
164#define IPR_IOA_LUN 0xff
Brian Kingb5145d22006-08-02 14:57:36 -0500165#define IPR_MAX_NUM_BUSES 16
Linus Torvalds1da177e2005-04-16 15:20:36 -0700166
167#define IPR_NUM_RESET_RELOAD_RETRIES 3
168
169/* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */
170#define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \
Wayne Boyerf72919e2010-02-19 13:24:21 -0800171 ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 4)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700172
Brian King89aad422012-03-14 21:20:10 -0500173#define IPR_MAX_COMMANDS 100
Linus Torvalds1da177e2005-04-16 15:20:36 -0700174#define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \
175 IPR_NUM_INTERNAL_CMD_BLKS)
176
177#define IPR_MAX_PHYSICAL_DEVS 192
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800178#define IPR_DEFAULT_SIS64_DEVS 1024
179#define IPR_MAX_SIS64_DEVS 4096
Linus Torvalds1da177e2005-04-16 15:20:36 -0700180
181#define IPR_MAX_SGLIST 64
182#define IPR_IOA_MAX_SECTORS 32767
183#define IPR_VSET_MAX_SECTORS 512
184#define IPR_MAX_CDB_LEN 16
Wayne Boyer3feeb89d2009-10-20 11:09:00 -0700185#define IPR_MAX_HRRQ_RETRIES 3
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186
187#define IPR_DEFAULT_BUS_WIDTH 16
188#define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
189#define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
190#define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
191#define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8))
192
193#define IPR_IOA_RES_HANDLE 0xffffffff
Brian King1121b792006-03-29 09:37:16 -0600194#define IPR_INVALID_RES_HANDLE 0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700195#define IPR_IOA_RES_ADDR 0x00ffffff
196
197/*
198 * Adapter Commands
199 */
Brian King4fdd7c72015-03-26 11:23:50 -0500200#define IPR_CANCEL_REQUEST 0xC0
201#define IPR_CANCEL_64BIT_IOARCB 0x01
Linus Torvalds1da177e2005-04-16 15:20:36 -0700202#define IPR_QUERY_RSRC_STATE 0xC2
203#define IPR_RESET_DEVICE 0xC3
204#define IPR_RESET_TYPE_SELECT 0x80
205#define IPR_LUN_RESET 0x40
206#define IPR_TARGET_RESET 0x20
207#define IPR_BUS_RESET 0x10
Brian Kingb5145d22006-08-02 14:57:36 -0500208#define IPR_ATA_PHY_RESET 0x80
Linus Torvalds1da177e2005-04-16 15:20:36 -0700209#define IPR_ID_HOST_RR_Q 0xC4
210#define IPR_QUERY_IOA_CONFIG 0xC5
211#define IPR_CANCEL_ALL_REQUESTS 0xCE
212#define IPR_HOST_CONTROLLED_ASYNC 0xCF
213#define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01
214#define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02
215#define IPR_SET_SUPPORTED_DEVICES 0xFB
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800216#define IPR_SET_ALL_SUPPORTED_DEVICES 0x80
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217#define IPR_IOA_SHUTDOWN 0xF7
218#define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05
Gabriel Krisman Bertazi1a47af22015-11-03 16:26:09 -0200219#define IPR_IOA_SERVICE_ACTION 0xD2
220
221/* IOA Service Actions */
222#define IPR_IOA_SA_CHANGE_CACHE_PARAMS 0x14
Linus Torvalds1da177e2005-04-16 15:20:36 -0700223
224/*
225 * Timeouts
226 */
227#define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ)
228#define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ)
229#define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ)
Brian Kingac09c342007-04-26 16:00:16 -0500230#define IPR_DUAL_IOA_ABBR_SHUTDOWN_TO (2 * 60 * HZ)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700231#define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
Brian King4fdd7c72015-03-26 11:23:50 -0500232#define IPR_CANCEL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700233#define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
234#define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
235#define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
Wayne Boyer14ed9cc2011-10-03 20:54:37 -0700236#define IPR_WRITE_BUFFER_TIMEOUT (30 * 60 * HZ)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700237#define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ)
238#define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ)
239#define IPR_OPERATIONAL_TIMEOUT (5 * 60)
Brian King5469cb52007-03-29 12:42:40 -0500240#define IPR_LONG_OPERATIONAL_TIMEOUT (12 * 60)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700241#define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ)
242#define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10)
243#define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ)
Brian King6270e592014-01-21 12:16:41 -0600244#define IPR_PCI_ERROR_RECOVERY_TIMEOUT (120 * HZ)
Brian King463fc692007-05-07 17:09:05 -0500245#define IPR_PCI_RESET_TIMEOUT (HZ / 2)
Kleber Sacilotto de Souza4d4dd702011-04-26 19:23:29 -0300246#define IPR_SIS32_DUMP_TIMEOUT (15 * HZ)
247#define IPR_SIS64_DUMP_TIMEOUT (40 * HZ)
Wayne Boyer110def82010-11-04 09:36:16 -0700248#define IPR_DUMP_DELAY_SECONDS 4
249#define IPR_DUMP_DELAY_TIMEOUT (IPR_DUMP_DELAY_SECONDS * HZ)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700250
251/*
252 * SCSI Literals
253 */
254#define IPR_VENDOR_ID_LEN 8
255#define IPR_PROD_ID_LEN 16
256#define IPR_SERIAL_NUM_LEN 8
257
258/*
259 * Hardware literals
260 */
261#define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff
262#define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000
263#define IPR_FMT2_MKR_BAR_SEL_SHIFT 28
264#define IPR_GET_FMT2_BAR_SEL(mbx) \
265(((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT)
266#define IPR_SDT_FMT2_BAR0_SEL 0x0
267#define IPR_SDT_FMT2_BAR1_SEL 0x1
268#define IPR_SDT_FMT2_BAR2_SEL 0x2
269#define IPR_SDT_FMT2_BAR3_SEL 0x3
270#define IPR_SDT_FMT2_BAR4_SEL 0x4
271#define IPR_SDT_FMT2_BAR5_SEL 0x5
272#define IPR_SDT_FMT2_EXP_ROM_SEL 0x8
273#define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2
Wayne Boyerdcbad002010-02-19 13:24:14 -0800274#define IPR_FMT3_SDT_READY_TO_USE 0xC4D4E3F3
Linus Torvalds1da177e2005-04-16 15:20:36 -0700275#define IPR_DOORBELL 0x82800000
brking@us.ibm.com3d1d0da2005-11-01 17:01:54 -0600276#define IPR_RUNTIME_RESET 0x40000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700277
Wayne Boyer214777b2010-02-19 13:24:26 -0800278#define IPR_IPL_INIT_MIN_STAGE_TIME 5
Brian King45c44b52015-05-13 08:50:27 -0500279#define IPR_IPL_INIT_DEFAULT_STAGE_TIME 30
Wayne Boyer214777b2010-02-19 13:24:26 -0800280#define IPR_IPL_INIT_STAGE_UNKNOWN 0x0
281#define IPR_IPL_INIT_STAGE_TRANSOP 0xB0000000
282#define IPR_IPL_INIT_STAGE_MASK 0xff000000
283#define IPR_IPL_INIT_STAGE_TIME_MASK 0x0000ffff
284#define IPR_PCII_IPL_STAGE_CHANGE (0x80000000 >> 0)
285
Gabriel Krisman Bertazif41f1d92015-11-03 16:26:06 -0200286#define IPR_PCII_MAILBOX_STABLE (0x80000000 >> 4)
287#define IPR_WAIT_FOR_MAILBOX (2 * HZ)
288
Linus Torvalds1da177e2005-04-16 15:20:36 -0700289#define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0)
290#define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3)
291#define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4)
292#define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5)
293#define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6)
294#define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7)
295#define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27)
296#define IPR_PCII_MMIO_ERROR (0x80000000 >> 28)
297#define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29)
298#define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30)
299#define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31)
300
301#define IPR_PCII_ERROR_INTERRUPTS \
302(IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \
303IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR)
304
305#define IPR_PCII_OPER_INTERRUPTS \
306(IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER)
307
308#define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7)
309#define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9)
Wayne Boyercb237ef2010-06-17 11:51:40 -0700310#define IPR_UPROCI_SIS64_START_BIST (0x80000000 >> 23)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700311
312#define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */
313#define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */
314
315/*
316 * Dump literals
317 */
Kleber Sacilotto de Souza4d4dd702011-04-26 19:23:29 -0300318#define IPR_FMT2_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024)
wenxiong@linux.vnet.ibm.com95d8a252013-12-04 15:22:47 -0600319#define IPR_FMT3_MAX_IOA_DUMP_SIZE (80 * 1024 * 1024)
Kleber Sacilotto de Souza4d4dd702011-04-26 19:23:29 -0300320#define IPR_FMT2_NUM_SDT_ENTRIES 511
321#define IPR_FMT3_NUM_SDT_ENTRIES 0xFFF
322#define IPR_FMT2_MAX_NUM_DUMP_PAGES ((IPR_FMT2_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1)
323#define IPR_FMT3_MAX_NUM_DUMP_PAGES ((IPR_FMT3_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700324
325/*
326 * Misc literals
327 */
328#define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST
wenxiong@linux.vnet.ibm.com6634ff72013-11-15 10:58:15 -0600329#define IPR_MAX_MSIX_VECTORS 0x10
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -0600330#define IPR_MAX_HRRQ_NUM 0x10
331#define IPR_INIT_HRRQ 0x0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700332
333/*
334 * Adapter interface types
335 */
336
337struct ipr_res_addr {
338 u8 reserved;
339 u8 bus;
340 u8 target;
341 u8 lun;
342#define IPR_GET_PHYS_LOC(res_addr) \
343 (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun)
344}__attribute__((packed, aligned (4)));
345
346struct ipr_std_inq_vpids {
347 u8 vendor_id[IPR_VENDOR_ID_LEN];
348 u8 product_id[IPR_PROD_ID_LEN];
349}__attribute__((packed));
350
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600351struct ipr_vpd {
352 struct ipr_std_inq_vpids vpids;
353 u8 sn[IPR_SERIAL_NUM_LEN];
354}__attribute__((packed));
355
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600356struct ipr_ext_vpd {
357 struct ipr_vpd vpd;
358 __be32 wwid[2];
359}__attribute__((packed));
360
Wayne Boyer72620262010-09-27 10:45:28 -0700361struct ipr_ext_vpd64 {
362 struct ipr_vpd vpd;
363 __be32 wwid[4];
364}__attribute__((packed));
365
Linus Torvalds1da177e2005-04-16 15:20:36 -0700366struct ipr_std_inq_data {
367 u8 peri_qual_dev_type;
368#define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5)
369#define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F)
370
371 u8 removeable_medium_rsvd;
372#define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80
373
374#define IPR_IS_DASD_DEVICE(std_inq) \
375((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \
376!(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM))
377
378#define IPR_IS_SES_DEVICE(std_inq) \
379(IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE)
380
381 u8 version;
382 u8 aen_naca_fmt;
383 u8 additional_len;
384 u8 sccs_rsvd;
385 u8 bq_enc_multi;
386 u8 sync_cmdq_flags;
387
388 struct ipr_std_inq_vpids vpids;
389
390 u8 ros_rsvd_ram_rsvd[4];
391
392 u8 serial_num[IPR_SERIAL_NUM_LEN];
393}__attribute__ ((packed));
394
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800395#define IPR_RES_TYPE_AF_DASD 0x00
396#define IPR_RES_TYPE_GENERIC_SCSI 0x01
397#define IPR_RES_TYPE_VOLUME_SET 0x02
398#define IPR_RES_TYPE_REMOTE_AF_DASD 0x03
399#define IPR_RES_TYPE_GENERIC_ATA 0x04
400#define IPR_RES_TYPE_ARRAY 0x05
401#define IPR_RES_TYPE_IOAFP 0xff
402
Linus Torvalds1da177e2005-04-16 15:20:36 -0700403struct ipr_config_table_entry {
Brian Kingb5145d22006-08-02 14:57:36 -0500404 u8 proto;
405#define IPR_PROTO_SATA 0x02
406#define IPR_PROTO_SATA_ATAPI 0x03
407#define IPR_PROTO_SAS_STP 0x06
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800408#define IPR_PROTO_SAS_STP_ATAPI 0x07
Linus Torvalds1da177e2005-04-16 15:20:36 -0700409 u8 array_id;
410 u8 flags;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800411#define IPR_IS_IOA_RESOURCE 0x80
Linus Torvalds1da177e2005-04-16 15:20:36 -0700412 u8 rsvd_subtype;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700413
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800414#define IPR_QUEUEING_MODEL(res) ((((res)->flags) & 0x70) >> 4)
415#define IPR_QUEUE_FROZEN_MODEL 0
brking@us.ibm.comee0a90f2005-11-01 17:02:22 -0600416#define IPR_QUEUE_NACA_MODEL 1
417
Linus Torvalds1da177e2005-04-16 15:20:36 -0700418 struct ipr_res_addr res_addr;
419 __be32 res_handle;
Wayne Boyer46d74562010-08-11 07:15:17 -0700420 __be32 lun_wwn[2];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700421 struct ipr_std_inq_data std_inq_data;
422}__attribute__ ((packed, aligned (4)));
423
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800424struct ipr_config_table_entry64 {
425 u8 res_type;
426 u8 proto;
427 u8 vset_num;
428 u8 array_id;
429 __be16 flags;
430 __be16 res_flags;
431#define IPR_QUEUEING_MODEL64(res) ((((res)->res_flags) & 0x7000) >> 12)
432 __be32 res_handle;
433 u8 dev_id_type;
434 u8 reserved[3];
435 __be64 dev_id;
436 __be64 lun;
437 __be64 lun_wwn[2];
Brian Kingb3b3b402013-01-11 17:43:49 -0600438#define IPR_MAX_RES_PATH_LENGTH 48
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800439 __be64 res_path;
440 struct ipr_std_inq_data std_inq_data;
441 u8 reserved2[4];
Wayne Boyer72620262010-09-27 10:45:28 -0700442 __be64 reserved3[2];
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800443 u8 reserved4[8];
444}__attribute__ ((packed, aligned (8)));
445
Linus Torvalds1da177e2005-04-16 15:20:36 -0700446struct ipr_config_table_hdr {
447 u8 num_entries;
448 u8 flags;
449#define IPR_UCODE_DOWNLOAD_REQ 0x10
450 __be16 reserved;
451}__attribute__((packed, aligned (4)));
452
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800453struct ipr_config_table_hdr64 {
454 __be16 num_entries;
455 __be16 reserved;
456 u8 flags;
457 u8 reserved2[11];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700458}__attribute__((packed, aligned (4)));
459
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800460struct ipr_config_table {
461 struct ipr_config_table_hdr hdr;
462 struct ipr_config_table_entry dev[0];
463}__attribute__((packed, aligned (4)));
464
465struct ipr_config_table64 {
466 struct ipr_config_table_hdr64 hdr64;
467 struct ipr_config_table_entry64 dev[0];
468}__attribute__((packed, aligned (8)));
469
470struct ipr_config_table_entry_wrapper {
471 union {
472 struct ipr_config_table_entry *cfgte;
473 struct ipr_config_table_entry64 *cfgte64;
474 } u;
475};
476
Linus Torvalds1da177e2005-04-16 15:20:36 -0700477struct ipr_hostrcb_cfg_ch_not {
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800478 union {
479 struct ipr_config_table_entry cfgte;
480 struct ipr_config_table_entry64 cfgte64;
481 } u;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700482 u8 reserved[936];
483}__attribute__((packed, aligned (4)));
484
485struct ipr_supported_device {
486 __be16 data_length;
487 u8 reserved;
488 u8 num_records;
489 struct ipr_std_inq_vpids vpids;
490 u8 reserved2[16];
491}__attribute__((packed, aligned (4)));
492
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -0600493struct ipr_hrr_queue {
494 struct ipr_ioa_cfg *ioa_cfg;
495 __be32 *host_rrq;
496 dma_addr_t host_rrq_dma;
497#define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc
498#define IPR_HRRQ_RESP_BIT_SET 0x00000002
499#define IPR_HRRQ_TOGGLE_BIT 0x00000001
500#define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2
501#define IPR_ID_HRRQ_SELE_ENABLE 0x02
502 volatile __be32 *hrrq_start;
503 volatile __be32 *hrrq_end;
504 volatile __be32 *hrrq_curr;
505
506 struct list_head hrrq_free_q;
507 struct list_head hrrq_pending_q;
wenxiong@linux.vnet.ibm.com56d6aa32013-01-11 17:43:51 -0600508 spinlock_t _lock;
509 spinlock_t *lock;
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -0600510
511 volatile u32 toggle_bit;
512 u32 size;
513 u32 min_cmd_id;
514 u32 max_cmd_id;
wenxiong@linux.vnet.ibm.com56d6aa32013-01-11 17:43:51 -0600515 u8 allow_interrupts:1;
516 u8 ioa_is_dead:1;
517 u8 allow_cmds:1;
Brian Kingbfae7822013-01-30 23:45:08 -0600518 u8 removing_ioa:1;
wenxiong@linux.vnet.ibm.comb53d1242013-01-11 17:43:52 -0600519
Christoph Hellwig511cbce2015-11-10 14:56:14 +0100520 struct irq_poll iopoll;
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -0600521};
522
Linus Torvalds1da177e2005-04-16 15:20:36 -0700523/* Command packet structure */
524struct ipr_cmd_pkt {
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -0600525 u8 reserved; /* Reserved by IOA */
526 u8 hrrq_id;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700527 u8 request_type;
528#define IPR_RQTYPE_SCSICDB 0x00
529#define IPR_RQTYPE_IOACMD 0x01
530#define IPR_RQTYPE_HCAM 0x02
Brian Kingb5145d22006-08-02 14:57:36 -0500531#define IPR_RQTYPE_ATA_PASSTHRU 0x04
Wen Xiongf8ee25d2015-03-26 11:23:58 -0500532#define IPR_RQTYPE_PIPE 0x05
Linus Torvalds1da177e2005-04-16 15:20:36 -0700533
Wayne Boyera32c0552010-02-19 13:23:36 -0800534 u8 reserved2;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700535
536 u8 flags_hi;
537#define IPR_FLAGS_HI_WRITE_NOT_READ 0x80
538#define IPR_FLAGS_HI_NO_ULEN_CHK 0x20
539#define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10
540#define IPR_FLAGS_HI_SYNC_COMPLETE 0x08
541#define IPR_FLAGS_HI_NO_LINK_DESC 0x04
542
543 u8 flags_lo;
544#define IPR_FLAGS_LO_ALIGNED_BFR 0x20
Wayne Boyerab6c10b2011-03-31 09:56:10 -0700545#define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10
Linus Torvalds1da177e2005-04-16 15:20:36 -0700546#define IPR_FLAGS_LO_UNTAGGED_TASK 0x00
547#define IPR_FLAGS_LO_SIMPLE_TASK 0x02
548#define IPR_FLAGS_LO_ORDERED_TASK 0x04
549#define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06
550#define IPR_FLAGS_LO_ACA_TASK 0x08
551
552 u8 cdb[16];
553 __be16 timeout;
554}__attribute__ ((packed, aligned(4)));
555
Wayne Boyera32c0552010-02-19 13:23:36 -0800556struct ipr_ioarcb_ata_regs { /* 22 bytes */
Brian Kingb5145d22006-08-02 14:57:36 -0500557 u8 flags;
558#define IPR_ATA_FLAG_PACKET_CMD 0x80
559#define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40
560#define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20
561 u8 reserved[3];
562
563 __be16 data;
564 u8 feature;
565 u8 nsect;
566 u8 lbal;
567 u8 lbam;
568 u8 lbah;
569 u8 device;
570 u8 command;
571 u8 reserved2[3];
572 u8 hob_feature;
573 u8 hob_nsect;
574 u8 hob_lbal;
575 u8 hob_lbam;
576 u8 hob_lbah;
577 u8 ctl;
wenxiong@linux.vnet.ibm.com1ac7c262013-04-18 21:32:48 -0500578}__attribute__ ((packed, aligned(2)));
Brian Kingb5145d22006-08-02 14:57:36 -0500579
Brian King51b1c7e2007-03-29 12:43:50 -0500580struct ipr_ioadl_desc {
581 __be32 flags_and_data_len;
582#define IPR_IOADL_FLAGS_MASK 0xff000000
583#define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK)
584#define IPR_IOADL_DATA_LEN_MASK 0x00ffffff
585#define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK)
586#define IPR_IOADL_FLAGS_READ 0x48000000
587#define IPR_IOADL_FLAGS_READ_LAST 0x49000000
588#define IPR_IOADL_FLAGS_WRITE 0x68000000
589#define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000
590#define IPR_IOADL_FLAGS_LAST 0x01000000
591
592 __be32 address;
593}__attribute__((packed, aligned (8)));
594
Wayne Boyera32c0552010-02-19 13:23:36 -0800595struct ipr_ioadl64_desc {
596 __be32 flags;
597 __be32 data_len;
598 __be64 address;
599}__attribute__((packed, aligned (16)));
600
601struct ipr_ata64_ioadl {
602 struct ipr_ioarcb_ata_regs regs;
603 u16 reserved[5];
604 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES];
605}__attribute__((packed, aligned (16)));
606
Brian Kingb5145d22006-08-02 14:57:36 -0500607struct ipr_ioarcb_add_data {
608 union {
609 struct ipr_ioarcb_ata_regs regs;
Brian King51b1c7e2007-03-29 12:43:50 -0500610 struct ipr_ioadl_desc ioadl[5];
Brian Kingb5145d22006-08-02 14:57:36 -0500611 __be32 add_cmd_parms[10];
Wayne Boyera32c0552010-02-19 13:23:36 -0800612 } u;
613}__attribute__ ((packed, aligned (4)));
614
615struct ipr_ioarcb_sis64_add_addr_ecb {
616 __be64 ioasa_host_pci_addr;
617 __be64 data_ioadl_addr;
618 __be64 reserved;
619 __be32 ext_control_buf[4];
620}__attribute__((packed, aligned (8)));
Brian Kingb5145d22006-08-02 14:57:36 -0500621
Linus Torvalds1da177e2005-04-16 15:20:36 -0700622/* IOA Request Control Block 128 bytes */
623struct ipr_ioarcb {
Wayne Boyera32c0552010-02-19 13:23:36 -0800624 union {
625 __be32 ioarcb_host_pci_addr;
626 __be64 ioarcb_host_pci_addr64;
627 } a;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700628 __be32 res_handle;
629 __be32 host_response_handle;
630 __be32 reserved1;
631 __be32 reserved2;
632 __be32 reserved3;
633
Wayne Boyera32c0552010-02-19 13:23:36 -0800634 __be32 data_transfer_length;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700635 __be32 read_data_transfer_length;
636 __be32 write_ioadl_addr;
Wayne Boyera32c0552010-02-19 13:23:36 -0800637 __be32 ioadl_len;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700638 __be32 read_ioadl_addr;
639 __be32 read_ioadl_len;
640
641 __be32 ioasa_host_pci_addr;
642 __be16 ioasa_len;
643 __be16 reserved4;
644
645 struct ipr_cmd_pkt cmd_pkt;
646
Wayne Boyera32c0552010-02-19 13:23:36 -0800647 __be16 add_cmd_parms_offset;
648 __be16 add_cmd_parms_len;
649
650 union {
651 struct ipr_ioarcb_add_data add_data;
652 struct ipr_ioarcb_sis64_add_addr_ecb sis64_addr_data;
653 } u;
654
Linus Torvalds1da177e2005-04-16 15:20:36 -0700655}__attribute__((packed, aligned (4)));
656
Linus Torvalds1da177e2005-04-16 15:20:36 -0700657struct ipr_ioasa_vset {
658 __be32 failing_lba_hi;
659 __be32 failing_lba_lo;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600660 __be32 reserved;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700661}__attribute__((packed, aligned (4)));
662
663struct ipr_ioasa_af_dasd {
664 __be32 failing_lba;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600665 __be32 reserved[2];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700666}__attribute__((packed, aligned (4)));
667
668struct ipr_ioasa_gpdd {
669 u8 end_state;
670 u8 bus_phase;
671 __be16 reserved;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600672 __be32 ioa_data[2];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700673}__attribute__((packed, aligned (4)));
674
Brian Kingb5145d22006-08-02 14:57:36 -0500675struct ipr_ioasa_gata {
676 u8 error;
677 u8 nsect; /* Interrupt reason */
678 u8 lbal;
679 u8 lbam;
680 u8 lbah;
681 u8 device;
682 u8 status;
683 u8 alt_status; /* ATA CTL */
684 u8 hob_nsect;
685 u8 hob_lbal;
686 u8 hob_lbam;
687 u8 hob_lbah;
688}__attribute__((packed, aligned (4)));
689
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600690struct ipr_auto_sense {
691 __be16 auto_sense_len;
692 __be16 ioa_data_len;
693 __be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)];
694};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700695
Wayne Boyer96d21f02010-05-10 09:13:27 -0700696struct ipr_ioasa_hdr {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700697 __be32 ioasc;
698#define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24)
699#define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16)
700#define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8)
701#define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff)
702
703 __be16 ret_stat_len; /* Length of the returned IOASA */
704
705 __be16 avail_stat_len; /* Total Length of status available. */
706
707 __be32 residual_data_len; /* number of bytes in the host data */
708 /* buffers that were not used by the IOARCB command. */
709
710 __be32 ilid;
711#define IPR_NO_ILID 0
712#define IPR_DRIVER_ILID 0xffffffff
713
714 __be32 fd_ioasc;
715
716 __be32 fd_phys_locator;
717
718 __be32 fd_res_handle;
719
720 __be32 ioasc_specific; /* status code specific field */
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600721#define IPR_ADDITIONAL_STATUS_FMT 0x80000000
722#define IPR_AUTOSENSE_VALID 0x40000000
Brian Kingb5145d22006-08-02 14:57:36 -0500723#define IPR_ATA_DEVICE_WAS_RESET 0x20000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700724#define IPR_IOASC_SPECIFIC_MASK 0x00ffffff
725#define IPR_FIELD_POINTER_VALID (0x80000000 >> 8)
726#define IPR_FIELD_POINTER_MASK 0x0000ffff
727
Wayne Boyer96d21f02010-05-10 09:13:27 -0700728}__attribute__((packed, aligned (4)));
729
730struct ipr_ioasa {
731 struct ipr_ioasa_hdr hdr;
732
733 union {
734 struct ipr_ioasa_vset vset;
735 struct ipr_ioasa_af_dasd dasd;
736 struct ipr_ioasa_gpdd gpdd;
737 struct ipr_ioasa_gata gata;
738 } u;
739
740 struct ipr_auto_sense auto_sense;
741}__attribute__((packed, aligned (4)));
742
743struct ipr_ioasa64 {
744 struct ipr_ioasa_hdr hdr;
745 u8 fd_res_path[8];
746
Linus Torvalds1da177e2005-04-16 15:20:36 -0700747 union {
748 struct ipr_ioasa_vset vset;
749 struct ipr_ioasa_af_dasd dasd;
750 struct ipr_ioasa_gpdd gpdd;
Brian Kingb5145d22006-08-02 14:57:36 -0500751 struct ipr_ioasa_gata gata;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700752 } u;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600753
754 struct ipr_auto_sense auto_sense;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700755}__attribute__((packed, aligned (4)));
756
757struct ipr_mode_parm_hdr {
758 u8 length;
759 u8 medium_type;
760 u8 device_spec_parms;
761 u8 block_desc_len;
762}__attribute__((packed));
763
764struct ipr_mode_pages {
765 struct ipr_mode_parm_hdr hdr;
766 u8 data[255 - sizeof(struct ipr_mode_parm_hdr)];
767}__attribute__((packed));
768
769struct ipr_mode_page_hdr {
770 u8 ps_page_code;
771#define IPR_MODE_PAGE_PS 0x80
772#define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F)
773 u8 page_length;
774}__attribute__ ((packed));
775
776struct ipr_dev_bus_entry {
777 struct ipr_res_addr res_addr;
778 u8 flags;
779#define IPR_SCSI_ATTR_ENABLE_QAS 0x80
780#define IPR_SCSI_ATTR_DISABLE_QAS 0x40
781#define IPR_SCSI_ATTR_QAS_MASK 0xC0
782#define IPR_SCSI_ATTR_ENABLE_TM 0x20
783#define IPR_SCSI_ATTR_NO_TERM_PWR 0x10
784#define IPR_SCSI_ATTR_TM_SUPPORTED 0x08
785#define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04
786
787 u8 scsi_id;
788 u8 bus_width;
789 u8 extended_reset_delay;
790#define IPR_EXTENDED_RESET_DELAY 7
791
792 __be32 max_xfer_rate;
793
794 u8 spinup_delay;
795 u8 reserved3;
796 __be16 reserved4;
797}__attribute__((packed, aligned (4)));
798
799struct ipr_mode_page28 {
800 struct ipr_mode_page_hdr hdr;
801 u8 num_entries;
802 u8 entry_length;
803 struct ipr_dev_bus_entry bus[0];
804}__attribute__((packed));
805
Brian Kingac09c342007-04-26 16:00:16 -0500806struct ipr_mode_page24 {
807 struct ipr_mode_page_hdr hdr;
808 u8 flags;
809#define IPR_ENABLE_DUAL_IOA_AF 0x80
810}__attribute__((packed));
811
Linus Torvalds1da177e2005-04-16 15:20:36 -0700812struct ipr_ioa_vpd {
813 struct ipr_std_inq_data std_inq_data;
814 u8 ascii_part_num[12];
815 u8 reserved[40];
816 u8 ascii_plant_code[4];
817}__attribute__((packed));
818
819struct ipr_inquiry_page3 {
820 u8 peri_qual_dev_type;
821 u8 page_code;
822 u8 reserved1;
823 u8 page_length;
824 u8 ascii_len;
825 u8 reserved2[3];
826 u8 load_id[4];
827 u8 major_release;
828 u8 card_type;
829 u8 minor_release[2];
830 u8 ptf_number[4];
831 u8 patch_number[4];
832}__attribute__((packed));
833
Brian Kingac09c342007-04-26 16:00:16 -0500834struct ipr_inquiry_cap {
835 u8 peri_qual_dev_type;
836 u8 page_code;
837 u8 reserved1;
838 u8 page_length;
839 u8 ascii_len;
840 u8 reserved2;
841 u8 sis_version[2];
842 u8 cap;
843#define IPR_CAP_DUAL_IOA_RAID 0x80
844 u8 reserved3[15];
845}__attribute__((packed));
846
brking@us.ibm.com62275042005-11-01 17:01:14 -0600847#define IPR_INQUIRY_PAGE0_ENTRIES 20
848struct ipr_inquiry_page0 {
849 u8 peri_qual_dev_type;
850 u8 page_code;
851 u8 reserved1;
852 u8 len;
853 u8 page[IPR_INQUIRY_PAGE0_ENTRIES];
854}__attribute__((packed));
855
Gabriel Krisman Bertazi1021b3f2015-11-03 16:26:08 -0200856struct ipr_inquiry_pageC4 {
857 u8 peri_qual_dev_type;
858 u8 page_code;
859 u8 reserved1;
860 u8 len;
861 u8 cache_cap[4];
862#define IPR_CAP_SYNC_CACHE 0x08
863 u8 reserved2[20];
864} __packed;
865
Linus Torvalds1da177e2005-04-16 15:20:36 -0700866struct ipr_hostrcb_device_data_entry {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600867 struct ipr_vpd vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700868 struct ipr_res_addr dev_res_addr;
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600869 struct ipr_vpd new_vpd;
870 struct ipr_vpd ioa_last_with_dev_vpd;
871 struct ipr_vpd cfc_last_with_dev_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700872 __be32 ioa_data[5];
873}__attribute__((packed, aligned (4)));
874
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600875struct ipr_hostrcb_device_data_entry_enhanced {
876 struct ipr_ext_vpd vpd;
877 u8 ccin[4];
878 struct ipr_res_addr dev_res_addr;
879 struct ipr_ext_vpd new_vpd;
880 u8 new_ccin[4];
881 struct ipr_ext_vpd ioa_last_with_dev_vpd;
882 struct ipr_ext_vpd cfc_last_with_dev_vpd;
883}__attribute__((packed, aligned (4)));
884
Wayne Boyer4565e372010-02-19 13:24:07 -0800885struct ipr_hostrcb64_device_data_entry_enhanced {
886 struct ipr_ext_vpd vpd;
887 u8 ccin[4];
888 u8 res_path[8];
889 struct ipr_ext_vpd new_vpd;
890 u8 new_ccin[4];
891 struct ipr_ext_vpd ioa_last_with_dev_vpd;
892 struct ipr_ext_vpd cfc_last_with_dev_vpd;
893}__attribute__((packed, aligned (4)));
894
Linus Torvalds1da177e2005-04-16 15:20:36 -0700895struct ipr_hostrcb_array_data_entry {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600896 struct ipr_vpd vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700897 struct ipr_res_addr expected_dev_res_addr;
898 struct ipr_res_addr dev_res_addr;
899}__attribute__((packed, aligned (4)));
900
Wayne Boyer4565e372010-02-19 13:24:07 -0800901struct ipr_hostrcb64_array_data_entry {
902 struct ipr_ext_vpd vpd;
903 u8 ccin[4];
904 u8 expected_res_path[8];
905 u8 res_path[8];
906}__attribute__((packed, aligned (4)));
907
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600908struct ipr_hostrcb_array_data_entry_enhanced {
909 struct ipr_ext_vpd vpd;
910 u8 ccin[4];
911 struct ipr_res_addr expected_dev_res_addr;
912 struct ipr_res_addr dev_res_addr;
913}__attribute__((packed, aligned (4)));
914
Linus Torvalds1da177e2005-04-16 15:20:36 -0700915struct ipr_hostrcb_type_ff_error {
Wayne Boyer438b0332010-05-10 09:13:00 -0700916 __be32 ioa_data[758];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700917}__attribute__((packed, aligned (4)));
918
919struct ipr_hostrcb_type_01_error {
920 __be32 seek_counter;
921 __be32 read_counter;
922 u8 sense_data[32];
923 __be32 ioa_data[236];
924}__attribute__((packed, aligned (4)));
925
Wendy Xiong169b9ec2014-03-12 16:08:51 -0500926struct ipr_hostrcb_type_21_error {
927 __be32 wwn[4];
928 u8 res_path[8];
929 u8 primary_problem_desc[32];
930 u8 second_problem_desc[32];
931 __be32 sense_data[8];
932 __be32 cdb[4];
933 __be32 residual_trans_length;
934 __be32 length_of_error;
935 __be32 ioa_data[236];
936}__attribute__((packed, aligned (4)));
937
Linus Torvalds1da177e2005-04-16 15:20:36 -0700938struct ipr_hostrcb_type_02_error {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600939 struct ipr_vpd ioa_vpd;
940 struct ipr_vpd cfc_vpd;
941 struct ipr_vpd ioa_last_attached_to_cfc_vpd;
942 struct ipr_vpd cfc_last_attached_to_ioa_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700943 __be32 ioa_data[3];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700944}__attribute__((packed, aligned (4)));
945
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600946struct ipr_hostrcb_type_12_error {
947 struct ipr_ext_vpd ioa_vpd;
948 struct ipr_ext_vpd cfc_vpd;
949 struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd;
950 struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd;
951 __be32 ioa_data[3];
952}__attribute__((packed, aligned (4)));
953
Linus Torvalds1da177e2005-04-16 15:20:36 -0700954struct ipr_hostrcb_type_03_error {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600955 struct ipr_vpd ioa_vpd;
956 struct ipr_vpd cfc_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700957 __be32 errors_detected;
958 __be32 errors_logged;
959 u8 ioa_data[12];
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600960 struct ipr_hostrcb_device_data_entry dev[3];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700961}__attribute__((packed, aligned (4)));
962
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600963struct ipr_hostrcb_type_13_error {
964 struct ipr_ext_vpd ioa_vpd;
965 struct ipr_ext_vpd cfc_vpd;
966 __be32 errors_detected;
967 __be32 errors_logged;
968 struct ipr_hostrcb_device_data_entry_enhanced dev[3];
969}__attribute__((packed, aligned (4)));
970
Wayne Boyer4565e372010-02-19 13:24:07 -0800971struct ipr_hostrcb_type_23_error {
972 struct ipr_ext_vpd ioa_vpd;
973 struct ipr_ext_vpd cfc_vpd;
974 __be32 errors_detected;
975 __be32 errors_logged;
976 struct ipr_hostrcb64_device_data_entry_enhanced dev[3];
977}__attribute__((packed, aligned (4)));
978
Linus Torvalds1da177e2005-04-16 15:20:36 -0700979struct ipr_hostrcb_type_04_error {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600980 struct ipr_vpd ioa_vpd;
981 struct ipr_vpd cfc_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700982 u8 ioa_data[12];
983 struct ipr_hostrcb_array_data_entry array_member[10];
984 __be32 exposed_mode_adn;
985 __be32 array_id;
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600986 struct ipr_vpd incomp_dev_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700987 __be32 ioa_data2;
988 struct ipr_hostrcb_array_data_entry array_member2[8];
989 struct ipr_res_addr last_func_vset_res_addr;
990 u8 vset_serial_num[IPR_SERIAL_NUM_LEN];
991 u8 protection_level[8];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700992}__attribute__((packed, aligned (4)));
993
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600994struct ipr_hostrcb_type_14_error {
995 struct ipr_ext_vpd ioa_vpd;
996 struct ipr_ext_vpd cfc_vpd;
997 __be32 exposed_mode_adn;
998 __be32 array_id;
999 struct ipr_res_addr last_func_vset_res_addr;
1000 u8 vset_serial_num[IPR_SERIAL_NUM_LEN];
1001 u8 protection_level[8];
1002 __be32 num_entries;
1003 struct ipr_hostrcb_array_data_entry_enhanced array_member[18];
1004}__attribute__((packed, aligned (4)));
1005
Wayne Boyer4565e372010-02-19 13:24:07 -08001006struct ipr_hostrcb_type_24_error {
1007 struct ipr_ext_vpd ioa_vpd;
1008 struct ipr_ext_vpd cfc_vpd;
1009 u8 reserved[2];
1010 u8 exposed_mode_adn;
1011#define IPR_INVALID_ARRAY_DEV_NUM 0xff
1012 u8 array_id;
1013 u8 last_res_path[8];
1014 u8 protection_level[8];
Wayne Boyer72620262010-09-27 10:45:28 -07001015 struct ipr_ext_vpd64 array_vpd;
Wayne Boyer4565e372010-02-19 13:24:07 -08001016 u8 description[16];
1017 u8 reserved2[3];
1018 u8 num_entries;
1019 struct ipr_hostrcb64_array_data_entry array_member[32];
1020}__attribute__((packed, aligned (4)));
1021
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -06001022struct ipr_hostrcb_type_07_error {
1023 u8 failure_reason[64];
1024 struct ipr_vpd vpd;
Brian King359d96e2015-06-11 20:45:20 -05001025 __be32 data[222];
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -06001026}__attribute__((packed, aligned (4)));
1027
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -06001028struct ipr_hostrcb_type_17_error {
1029 u8 failure_reason[64];
1030 struct ipr_ext_vpd vpd;
Brian King359d96e2015-06-11 20:45:20 -05001031 __be32 data[476];
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -06001032}__attribute__((packed, aligned (4)));
1033
Brian King49dc6a12006-11-21 10:28:35 -06001034struct ipr_hostrcb_config_element {
1035 u8 type_status;
1036#define IPR_PATH_CFG_TYPE_MASK 0xF0
1037#define IPR_PATH_CFG_NOT_EXIST 0x00
1038#define IPR_PATH_CFG_IOA_PORT 0x10
1039#define IPR_PATH_CFG_EXP_PORT 0x20
1040#define IPR_PATH_CFG_DEVICE_PORT 0x30
1041#define IPR_PATH_CFG_DEVICE_LUN 0x40
1042
1043#define IPR_PATH_CFG_STATUS_MASK 0x0F
1044#define IPR_PATH_CFG_NO_PROB 0x00
1045#define IPR_PATH_CFG_DEGRADED 0x01
1046#define IPR_PATH_CFG_FAILED 0x02
1047#define IPR_PATH_CFG_SUSPECT 0x03
1048#define IPR_PATH_NOT_DETECTED 0x04
1049#define IPR_PATH_INCORRECT_CONN 0x05
1050
1051 u8 cascaded_expander;
1052 u8 phy;
1053 u8 link_rate;
1054#define IPR_PHY_LINK_RATE_MASK 0x0F
1055
1056 __be32 wwid[2];
1057}__attribute__((packed, aligned (4)));
1058
Wayne Boyer4565e372010-02-19 13:24:07 -08001059struct ipr_hostrcb64_config_element {
1060 __be16 length;
1061 u8 descriptor_id;
1062#define IPR_DESCRIPTOR_MASK 0xC0
1063#define IPR_DESCRIPTOR_SIS64 0x00
1064
1065 u8 reserved;
1066 u8 type_status;
1067
1068 u8 reserved2[2];
1069 u8 link_rate;
1070
1071 u8 res_path[8];
1072 __be32 wwid[2];
1073}__attribute__((packed, aligned (8)));
1074
Brian King49dc6a12006-11-21 10:28:35 -06001075struct ipr_hostrcb_fabric_desc {
1076 __be16 length;
1077 u8 ioa_port;
1078 u8 cascaded_expander;
1079 u8 phy;
1080 u8 path_state;
1081#define IPR_PATH_ACTIVE_MASK 0xC0
1082#define IPR_PATH_NO_INFO 0x00
1083#define IPR_PATH_ACTIVE 0x40
1084#define IPR_PATH_NOT_ACTIVE 0x80
1085
1086#define IPR_PATH_STATE_MASK 0x0F
1087#define IPR_PATH_STATE_NO_INFO 0x00
1088#define IPR_PATH_HEALTHY 0x01
1089#define IPR_PATH_DEGRADED 0x02
1090#define IPR_PATH_FAILED 0x03
1091
1092 __be16 num_entries;
1093 struct ipr_hostrcb_config_element elem[1];
1094}__attribute__((packed, aligned (4)));
1095
Wayne Boyer4565e372010-02-19 13:24:07 -08001096struct ipr_hostrcb64_fabric_desc {
1097 __be16 length;
1098 u8 descriptor_id;
1099
Wayne Boyer8701f182010-06-04 10:26:50 -07001100 u8 reserved[2];
Wayne Boyer4565e372010-02-19 13:24:07 -08001101 u8 path_state;
1102
1103 u8 reserved2[2];
1104 u8 res_path[8];
1105 u8 reserved3[6];
1106 __be16 num_entries;
1107 struct ipr_hostrcb64_config_element elem[1];
1108}__attribute__((packed, aligned (8)));
1109
wenxiong@linux.vnet.ibm.com56d6aa32013-01-11 17:43:51 -06001110#define for_each_hrrq(hrrq, ioa_cfg) \
1111 for (hrrq = (ioa_cfg)->hrrq; \
1112 hrrq < ((ioa_cfg)->hrrq + (ioa_cfg)->hrrq_num); hrrq++)
1113
Brian King49dc6a12006-11-21 10:28:35 -06001114#define for_each_fabric_cfg(fabric, cfg) \
1115 for (cfg = (fabric)->elem; \
1116 cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \
1117 cfg++)
1118
1119struct ipr_hostrcb_type_20_error {
1120 u8 failure_reason[64];
1121 u8 reserved[3];
1122 u8 num_entries;
1123 struct ipr_hostrcb_fabric_desc desc[1];
1124}__attribute__((packed, aligned (4)));
1125
Wayne Boyer4565e372010-02-19 13:24:07 -08001126struct ipr_hostrcb_type_30_error {
1127 u8 failure_reason[64];
1128 u8 reserved[3];
1129 u8 num_entries;
1130 struct ipr_hostrcb64_fabric_desc desc[1];
1131}__attribute__((packed, aligned (4)));
1132
Linus Torvalds1da177e2005-04-16 15:20:36 -07001133struct ipr_hostrcb_error {
Wayne Boyer4565e372010-02-19 13:24:07 -08001134 __be32 fd_ioasc;
1135 struct ipr_res_addr fd_res_addr;
1136 __be32 fd_res_handle;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001137 __be32 prc;
1138 union {
1139 struct ipr_hostrcb_type_ff_error type_ff_error;
1140 struct ipr_hostrcb_type_01_error type_01_error;
1141 struct ipr_hostrcb_type_02_error type_02_error;
1142 struct ipr_hostrcb_type_03_error type_03_error;
1143 struct ipr_hostrcb_type_04_error type_04_error;
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -06001144 struct ipr_hostrcb_type_07_error type_07_error;
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -06001145 struct ipr_hostrcb_type_12_error type_12_error;
1146 struct ipr_hostrcb_type_13_error type_13_error;
1147 struct ipr_hostrcb_type_14_error type_14_error;
1148 struct ipr_hostrcb_type_17_error type_17_error;
Brian King49dc6a12006-11-21 10:28:35 -06001149 struct ipr_hostrcb_type_20_error type_20_error;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001150 } u;
1151}__attribute__((packed, aligned (4)));
1152
Wayne Boyer4565e372010-02-19 13:24:07 -08001153struct ipr_hostrcb64_error {
1154 __be32 fd_ioasc;
1155 __be32 ioa_fw_level;
1156 __be32 fd_res_handle;
1157 __be32 prc;
1158 __be64 fd_dev_id;
1159 __be64 fd_lun;
1160 u8 fd_res_path[8];
1161 __be64 time_stamp;
Wayne Boyer8701f182010-06-04 10:26:50 -07001162 u8 reserved[16];
Wayne Boyer4565e372010-02-19 13:24:07 -08001163 union {
1164 struct ipr_hostrcb_type_ff_error type_ff_error;
1165 struct ipr_hostrcb_type_12_error type_12_error;
1166 struct ipr_hostrcb_type_17_error type_17_error;
Wendy Xiong169b9ec2014-03-12 16:08:51 -05001167 struct ipr_hostrcb_type_21_error type_21_error;
Wayne Boyer4565e372010-02-19 13:24:07 -08001168 struct ipr_hostrcb_type_23_error type_23_error;
1169 struct ipr_hostrcb_type_24_error type_24_error;
1170 struct ipr_hostrcb_type_30_error type_30_error;
1171 } u;
1172}__attribute__((packed, aligned (8)));
1173
Linus Torvalds1da177e2005-04-16 15:20:36 -07001174struct ipr_hostrcb_raw {
1175 __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)];
1176}__attribute__((packed, aligned (4)));
1177
1178struct ipr_hcam {
1179 u8 op_code;
1180#define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1
1181#define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2
1182
1183 u8 notify_type;
1184#define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00
1185#define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01
1186#define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02
1187#define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10
1188#define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11
1189
1190 u8 notifications_lost;
1191#define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0
1192#define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80
1193
1194 u8 flags;
1195#define IPR_HOSTRCB_INTERNAL_OPER 0x80
1196#define IPR_HOSTRCB_ERR_RESP_SENT 0x40
1197
1198 u8 overlay_id;
1199#define IPR_HOST_RCB_OVERLAY_ID_1 0x01
1200#define IPR_HOST_RCB_OVERLAY_ID_2 0x02
1201#define IPR_HOST_RCB_OVERLAY_ID_3 0x03
1202#define IPR_HOST_RCB_OVERLAY_ID_4 0x04
1203#define IPR_HOST_RCB_OVERLAY_ID_6 0x06
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -06001204#define IPR_HOST_RCB_OVERLAY_ID_7 0x07
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -06001205#define IPR_HOST_RCB_OVERLAY_ID_12 0x12
1206#define IPR_HOST_RCB_OVERLAY_ID_13 0x13
1207#define IPR_HOST_RCB_OVERLAY_ID_14 0x14
1208#define IPR_HOST_RCB_OVERLAY_ID_16 0x16
1209#define IPR_HOST_RCB_OVERLAY_ID_17 0x17
Brian King49dc6a12006-11-21 10:28:35 -06001210#define IPR_HOST_RCB_OVERLAY_ID_20 0x20
Wendy Xiong169b9ec2014-03-12 16:08:51 -05001211#define IPR_HOST_RCB_OVERLAY_ID_21 0x21
Wayne Boyer4565e372010-02-19 13:24:07 -08001212#define IPR_HOST_RCB_OVERLAY_ID_23 0x23
1213#define IPR_HOST_RCB_OVERLAY_ID_24 0x24
1214#define IPR_HOST_RCB_OVERLAY_ID_26 0x26
1215#define IPR_HOST_RCB_OVERLAY_ID_30 0x30
1216#define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF
Linus Torvalds1da177e2005-04-16 15:20:36 -07001217
1218 u8 reserved1[3];
1219 __be32 ilid;
1220 __be32 time_since_last_ioa_reset;
1221 __be32 reserved2;
1222 __be32 length;
1223
1224 union {
1225 struct ipr_hostrcb_error error;
Wayne Boyer4565e372010-02-19 13:24:07 -08001226 struct ipr_hostrcb64_error error64;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001227 struct ipr_hostrcb_cfg_ch_not ccn;
1228 struct ipr_hostrcb_raw raw;
1229 } u;
1230}__attribute__((packed, aligned (4)));
1231
1232struct ipr_hostrcb {
1233 struct ipr_hcam hcam;
1234 dma_addr_t hostrcb_dma;
1235 struct list_head queue;
Brian King49dc6a12006-11-21 10:28:35 -06001236 struct ipr_ioa_cfg *ioa_cfg;
Wayne Boyer4565e372010-02-19 13:24:07 -08001237 char rp_buffer[IPR_MAX_RES_PATH_LENGTH];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001238};
1239
1240/* IPR smart dump table structures */
1241struct ipr_sdt_entry {
Wayne Boyerdcbad002010-02-19 13:24:14 -08001242 __be32 start_token;
1243 __be32 end_token;
1244 u8 reserved[4];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001245
1246 u8 flags;
1247#define IPR_SDT_ENDIAN 0x80
1248#define IPR_SDT_VALID_ENTRY 0x20
1249
1250 u8 resv;
1251 __be16 priority;
1252}__attribute__((packed, aligned (4)));
1253
1254struct ipr_sdt_header {
1255 __be32 state;
1256 __be32 num_entries;
1257 __be32 num_entries_used;
1258 __be32 dump_size;
1259}__attribute__((packed, aligned (4)));
1260
1261struct ipr_sdt {
1262 struct ipr_sdt_header hdr;
Kleber Sacilotto de Souza4d4dd702011-04-26 19:23:29 -03001263 struct ipr_sdt_entry entry[IPR_FMT3_NUM_SDT_ENTRIES];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001264}__attribute__((packed, aligned (4)));
1265
1266struct ipr_uc_sdt {
1267 struct ipr_sdt_header hdr;
1268 struct ipr_sdt_entry entry[1];
1269}__attribute__((packed, aligned (4)));
1270
1271/*
1272 * Driver types
1273 */
1274struct ipr_bus_attributes {
1275 u8 bus;
1276 u8 qas_enabled;
1277 u8 bus_width;
1278 u8 reserved;
1279 u32 max_xfer_rate;
1280};
1281
Brian King35a39692006-09-25 12:39:20 -05001282struct ipr_sata_port {
1283 struct ipr_ioa_cfg *ioa_cfg;
1284 struct ata_port *ap;
1285 struct ipr_resource_entry *res;
1286 struct ipr_ioasa_gata ioasa;
1287};
1288
Linus Torvalds1da177e2005-04-16 15:20:36 -07001289struct ipr_resource_entry {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001290 u8 needs_sync_complete:1;
1291 u8 in_erp:1;
1292 u8 add_to_ml:1;
1293 u8 del_from_ml:1;
1294 u8 resetting_device:1;
Wendy Xiong0b1f8d42014-01-21 12:16:39 -06001295 u8 reset_occurred:1;
Wen Xiongf8ee25d2015-03-26 11:23:58 -05001296 u8 raw_mode:1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001297
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001298 u32 bus; /* AKA channel */
1299 u32 target; /* AKA id */
1300 u32 lun;
1301#define IPR_ARRAY_VIRTUAL_BUS 0x1
1302#define IPR_VSET_VIRTUAL_BUS 0x2
1303#define IPR_IOAFP_VIRTUAL_BUS 0x3
1304
1305#define IPR_GET_RES_PHYS_LOC(res) \
1306 (((res)->bus << 24) | ((res)->target << 8) | (res)->lun)
1307
1308 u8 ata_class;
Wayne Boyer7be96902010-05-10 09:14:07 -07001309 u8 type;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001310
Brian King359d96e2015-06-11 20:45:20 -05001311 u16 flags;
1312 u16 res_flags;
1313
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001314 u8 qmodel;
1315 struct ipr_std_inq_data std_inq_data;
1316
1317 __be32 res_handle;
1318 __be64 dev_id;
Brian King359d96e2015-06-11 20:45:20 -05001319 u64 lun_wwn;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001320 struct scsi_lun dev_lun;
1321 u8 res_path[8];
1322
1323 struct ipr_ioa_cfg *ioa_cfg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001324 struct scsi_device *sdev;
Brian King35a39692006-09-25 12:39:20 -05001325 struct ipr_sata_port *sata_port;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001326 struct list_head queue;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001327}; /* struct ipr_resource_entry */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001328
1329struct ipr_resource_hdr {
1330 u16 num_entries;
1331 u16 reserved;
1332};
1333
Linus Torvalds1da177e2005-04-16 15:20:36 -07001334struct ipr_misc_cbs {
1335 struct ipr_ioa_vpd ioa_vpd;
brking@us.ibm.com62275042005-11-01 17:01:14 -06001336 struct ipr_inquiry_page0 page0_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001337 struct ipr_inquiry_page3 page3_data;
Brian Kingac09c342007-04-26 16:00:16 -05001338 struct ipr_inquiry_cap cap;
Gabriel Krisman Bertazi1021b3f2015-11-03 16:26:08 -02001339 struct ipr_inquiry_pageC4 pageC4_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001340 struct ipr_mode_pages mode_pages;
1341 struct ipr_supported_device supp_dev;
1342};
1343
1344struct ipr_interrupt_offsets {
1345 unsigned long set_interrupt_mask_reg;
1346 unsigned long clr_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001347 unsigned long clr_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001348 unsigned long sense_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001349 unsigned long sense_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001350 unsigned long clr_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001351 unsigned long clr_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001352
1353 unsigned long sense_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001354 unsigned long sense_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001355 unsigned long ioarrin_reg;
1356 unsigned long sense_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001357 unsigned long sense_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001358 unsigned long set_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001359 unsigned long set_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001360 unsigned long clr_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001361 unsigned long clr_uproc_interrupt_reg32;
1362
1363 unsigned long init_feedback_reg;
Wayne Boyerdcbad002010-02-19 13:24:14 -08001364
1365 unsigned long dump_addr_reg;
1366 unsigned long dump_data_reg;
Wayne Boyer8701f182010-06-04 10:26:50 -07001367
Wayne Boyer4289a082010-06-24 17:00:59 -07001368#define IPR_ENDIAN_SWAP_KEY 0x00080800
Wayne Boyer8701f182010-06-04 10:26:50 -07001369 unsigned long endian_swap_reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001370};
1371
1372struct ipr_interrupts {
1373 void __iomem *set_interrupt_mask_reg;
1374 void __iomem *clr_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001375 void __iomem *clr_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001376 void __iomem *sense_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001377 void __iomem *sense_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001378 void __iomem *clr_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001379 void __iomem *clr_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001380
1381 void __iomem *sense_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001382 void __iomem *sense_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001383 void __iomem *ioarrin_reg;
1384 void __iomem *sense_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001385 void __iomem *sense_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001386 void __iomem *set_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001387 void __iomem *set_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001388 void __iomem *clr_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001389 void __iomem *clr_uproc_interrupt_reg32;
1390
1391 void __iomem *init_feedback_reg;
Wayne Boyerdcbad002010-02-19 13:24:14 -08001392
1393 void __iomem *dump_addr_reg;
1394 void __iomem *dump_data_reg;
Wayne Boyer8701f182010-06-04 10:26:50 -07001395
1396 void __iomem *endian_swap_reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001397};
1398
1399struct ipr_chip_cfg_t {
1400 u32 mailbox;
Brian King89aad422012-03-14 21:20:10 -05001401 u16 max_cmds;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001402 u8 cache_line_size;
Brian King7dd21302012-03-14 21:20:08 -05001403 u8 clear_isr;
wenxiong@linux.vnet.ibm.comb53d1242013-01-11 17:43:52 -06001404 u32 iopoll_weight;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001405 struct ipr_interrupt_offsets regs;
1406};
1407
1408struct ipr_chip_t {
1409 u16 vendor;
1410 u16 device;
Wayne Boyer1be7bd82009-06-17 09:55:35 -07001411 u16 intr_type;
1412#define IPR_USE_LSI 0x00
1413#define IPR_USE_MSI 0x01
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -06001414#define IPR_USE_MSIX 0x02
Wayne Boyera32c0552010-02-19 13:23:36 -08001415 u16 sis_type;
1416#define IPR_SIS32 0x00
1417#define IPR_SIS64 0x01
Wayne Boyercb237ef2010-06-17 11:51:40 -07001418 u16 bist_method;
1419#define IPR_PCI_CFG 0x00
1420#define IPR_MMIO 0x01
Linus Torvalds1da177e2005-04-16 15:20:36 -07001421 const struct ipr_chip_cfg_t *cfg;
1422};
1423
1424enum ipr_shutdown_type {
1425 IPR_SHUTDOWN_NORMAL = 0x00,
1426 IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40,
1427 IPR_SHUTDOWN_ABBREV = 0x80,
Brian King4fdd7c72015-03-26 11:23:50 -05001428 IPR_SHUTDOWN_NONE = 0x100,
1429 IPR_SHUTDOWN_QUIESCE = 0x101,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001430};
1431
1432struct ipr_trace_entry {
1433 u32 time;
1434
1435 u8 op_code;
Brian King35a39692006-09-25 12:39:20 -05001436 u8 ata_op_code;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001437 u8 type;
1438#define IPR_TRACE_START 0x00
1439#define IPR_TRACE_FINISH 0xff
Brian King35a39692006-09-25 12:39:20 -05001440 u8 cmd_index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001441
1442 __be32 res_handle;
1443 union {
1444 u32 ioasc;
1445 u32 add_data;
1446 u32 res_addr;
1447 } u;
1448};
1449
1450struct ipr_sglist {
1451 u32 order;
1452 u32 num_sg;
brking@us.ibm.com12baa422005-11-01 17:01:27 -06001453 u32 num_dma_sg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001454 u32 buffer_len;
1455 struct scatterlist scatterlist[1];
1456};
1457
1458enum ipr_sdt_state {
1459 INACTIVE,
1460 WAIT_FOR_DUMP,
1461 GET_DUMP,
Brian King41e9a692011-09-21 08:51:11 -05001462 READ_DUMP,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001463 ABORT_DUMP,
1464 DUMP_OBTAINED
1465};
1466
1467/* Per-controller data */
1468struct ipr_ioa_cfg {
1469 char eye_catcher[8];
1470#define IPR_EYECATCHER "iprcfg"
1471
1472 struct list_head queue;
1473
Linus Torvalds1da177e2005-04-16 15:20:36 -07001474 u8 in_reset_reload:1;
1475 u8 in_ioa_bringdown:1;
1476 u8 ioa_unit_checked:1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001477 u8 dump_taken:1;
Brian Kingf688f962014-12-02 12:47:37 -06001478 u8 scan_done:1;
brking@us.ibm.comce155cc2005-11-17 09:35:12 -06001479 u8 needs_hard_reset:1;
Brian Kingac09c342007-04-26 16:00:16 -05001480 u8 dual_raid:1;
Brian King463fc692007-05-07 17:09:05 -05001481 u8 needs_warm_reset:1;
Wayne Boyer95fecd92009-06-16 15:13:28 -07001482 u8 msi_received:1;
Wayne Boyera32c0552010-02-19 13:23:36 -08001483 u8 sis64:1;
Brian King4c647e92011-10-15 09:08:56 -05001484 u8 dump_timeout:1;
Jan Kiszkafb51ccb2011-11-04 09:45:59 +01001485 u8 cfg_locked:1;
Brian King7dd21302012-03-14 21:20:08 -05001486 u8 clear_isr:1;
Brian King6270e592014-01-21 12:16:41 -06001487 u8 probe_done:1;
Brian King463fc692007-05-07 17:09:05 -05001488
1489 u8 revid;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001490
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001491 /*
1492 * Bitmaps for SIS64 generated target values
1493 */
wenxiong@linux.vnet.ibm.com222ab592013-03-14 13:52:25 -05001494 unsigned long target_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)];
1495 unsigned long array_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)];
1496 unsigned long vset_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)];
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001497
Linus Torvalds1da177e2005-04-16 15:20:36 -07001498 u16 type; /* CCIN of the card */
1499
1500 u8 log_level;
1501#define IPR_MAX_LOG_LEVEL 4
1502#define IPR_DEFAULT_LOG_LEVEL 2
1503
1504#define IPR_NUM_TRACE_INDEX_BITS 8
1505#define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS)
Brian Kingbb7c5432015-07-14 11:41:31 -05001506#define IPR_TRACE_INDEX_MASK (IPR_NUM_TRACE_ENTRIES - 1)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001507#define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES)
1508 char trace_start[8];
1509#define IPR_TRACE_START_LABEL "trace"
1510 struct ipr_trace_entry *trace;
wenxiong@linux.vnet.ibm.com56d6aa32013-01-11 17:43:51 -06001511 atomic_t trace_index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001512
Linus Torvalds1da177e2005-04-16 15:20:36 -07001513 char cfg_table_start[8];
1514#define IPR_CFG_TBL_START "cfg"
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001515 union {
1516 struct ipr_config_table *cfg_table;
1517 struct ipr_config_table64 *cfg_table64;
1518 } u;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001519 dma_addr_t cfg_table_dma;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001520 u32 cfg_table_size;
1521 u32 max_devs_supported;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001522
1523 char resource_table_label[8];
1524#define IPR_RES_TABLE_LABEL "res_tbl"
1525 struct ipr_resource_entry *res_entries;
1526 struct list_head free_res_q;
1527 struct list_head used_res_q;
1528
1529 char ipr_hcam_label[8];
1530#define IPR_HCAM_LABEL "hcams"
1531 struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS];
1532 dma_addr_t hostrcb_dma[IPR_NUM_HCAMS];
1533 struct list_head hostrcb_free_q;
1534 struct list_head hostrcb_pending_q;
1535
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -06001536 struct ipr_hrr_queue hrrq[IPR_MAX_HRRQ_NUM];
1537 u32 hrrq_num;
wenxiong@linux.vnet.ibm.com56d6aa32013-01-11 17:43:51 -06001538 atomic_t hrrq_index;
1539 u16 identify_hrrq_index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001540
1541 struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES];
1542
Brian King5469cb52007-03-29 12:42:40 -05001543 unsigned int transop_timeout;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001544 const struct ipr_chip_cfg_t *chip_cfg;
Wayne Boyer1be7bd82009-06-17 09:55:35 -07001545 const struct ipr_chip_t *ipr_chip;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001546
1547 void __iomem *hdw_dma_regs; /* iomapped PCI memory space */
1548 unsigned long hdw_dma_regs_pci; /* raw PCI memory space */
1549 void __iomem *ioa_mailbox;
1550 struct ipr_interrupts regs;
1551
1552 u16 saved_pcix_cmd_reg;
1553 u16 reset_retries;
1554
1555 u32 errors_logged;
brking@us.ibm.com3d1d0da2005-11-01 17:01:54 -06001556 u32 doorbell;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001557
1558 struct Scsi_Host *host;
1559 struct pci_dev *pdev;
1560 struct ipr_sglist *ucode_sglist;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001561 u8 saved_mode_page_len;
1562
1563 struct work_struct work_q;
Brian King2796ca52015-03-26 11:23:52 -05001564 struct workqueue_struct *reset_work_q;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001565
1566 wait_queue_head_t reset_wait_q;
Wayne Boyer95fecd92009-06-16 15:13:28 -07001567 wait_queue_head_t msi_wait_q;
Brian King6270e592014-01-21 12:16:41 -06001568 wait_queue_head_t eeh_wait_q;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001569
1570 struct ipr_dump *dump;
1571 enum ipr_sdt_state sdt_state;
1572
1573 struct ipr_misc_cbs *vpd_cbs;
1574 dma_addr_t vpd_cbs_dma;
1575
Anton Blanchardd73341b2014-10-30 17:27:08 -05001576 struct dma_pool *ipr_cmd_pool;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001577
1578 struct ipr_cmnd *reset_cmd;
Brian King463fc692007-05-07 17:09:05 -05001579 int (*reset) (struct ipr_cmnd *);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001580
Brian King35a39692006-09-25 12:39:20 -05001581 struct ata_host ata_host;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001582 char ipr_cmd_label[8];
Brian King0124ca92009-07-30 10:58:51 -05001583#define IPR_CMD_LABEL "ipr_cmd"
Brian King89aad422012-03-14 21:20:10 -05001584 u32 max_cmds;
1585 struct ipr_cmnd **ipr_cmnd_list;
1586 dma_addr_t *ipr_cmnd_list_dma;
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -06001587
1588 u16 intr_flag;
1589 unsigned int nvectors;
1590
1591 struct {
1592 unsigned short vec;
1593 char desc[22];
1594 } vectors_info[IPR_MAX_MSIX_VECTORS];
1595
wenxiong@linux.vnet.ibm.comb53d1242013-01-11 17:43:52 -06001596 u32 iopoll_weight;
1597
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001598}; /* struct ipr_ioa_cfg */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001599
1600struct ipr_cmnd {
1601 struct ipr_ioarcb ioarcb;
Wayne Boyera32c0552010-02-19 13:23:36 -08001602 union {
1603 struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES];
1604 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES];
1605 struct ipr_ata64_ioadl ata_ioadl;
1606 } i;
Wayne Boyer96d21f02010-05-10 09:13:27 -07001607 union {
1608 struct ipr_ioasa ioasa;
1609 struct ipr_ioasa64 ioasa64;
1610 } s;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001611 struct list_head queue;
1612 struct scsi_cmnd *scsi_cmd;
Brian King35a39692006-09-25 12:39:20 -05001613 struct ata_queued_cmd *qc;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001614 struct completion completion;
1615 struct timer_list timer;
Brian King2796ca52015-03-26 11:23:52 -05001616 struct work_struct work;
Brian King172cd6e2012-07-17 08:14:40 -05001617 void (*fast_done) (struct ipr_cmnd *);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001618 void (*done) (struct ipr_cmnd *);
1619 int (*job_step) (struct ipr_cmnd *);
brking@us.ibm.comdfed8232005-11-01 17:02:55 -06001620 int (*job_step_failed) (struct ipr_cmnd *);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001621 u16 cmd_index;
1622 u8 sense_buffer[SCSI_SENSE_BUFFERSIZE];
1623 dma_addr_t sense_buffer_dma;
1624 unsigned short dma_use_sg;
Wayne Boyera32c0552010-02-19 13:23:36 -08001625 dma_addr_t dma_addr;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001626 struct ipr_cmnd *sibling;
1627 union {
1628 enum ipr_shutdown_type shutdown_type;
1629 struct ipr_hostrcb *hostrcb;
1630 unsigned long time_left;
1631 unsigned long scratch;
1632 struct ipr_resource_entry *res;
1633 struct scsi_device *sdev;
1634 } u;
1635
Brian King6cdb0812014-10-30 17:27:10 -05001636 struct completion *eh_comp;
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -06001637 struct ipr_hrr_queue *hrrq;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001638 struct ipr_ioa_cfg *ioa_cfg;
1639};
1640
1641struct ipr_ses_table_entry {
1642 char product_id[17];
1643 char compare_product_id_byte[17];
1644 u32 max_bus_speed_limit; /* MB/sec limit for this backplane */
1645};
1646
1647struct ipr_dump_header {
1648 u32 eye_catcher;
1649#define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2
1650 u32 len;
1651 u32 num_entries;
1652 u32 first_entry_offset;
1653 u32 status;
1654#define IPR_DUMP_STATUS_SUCCESS 0
1655#define IPR_DUMP_STATUS_QUAL_SUCCESS 2
1656#define IPR_DUMP_STATUS_FAILED 0xffffffff
1657 u32 os;
1658#define IPR_DUMP_OS_LINUX 0x4C4E5558
1659 u32 driver_name;
1660#define IPR_DUMP_DRIVER_NAME 0x49505232
1661}__attribute__((packed, aligned (4)));
1662
1663struct ipr_dump_entry_header {
1664 u32 eye_catcher;
1665#define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2
1666 u32 len;
1667 u32 num_elems;
1668 u32 offset;
1669 u32 data_type;
1670#define IPR_DUMP_DATA_TYPE_ASCII 0x41534349
1671#define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41
1672 u32 id;
1673#define IPR_DUMP_IOA_DUMP_ID 0x494F4131
1674#define IPR_DUMP_LOCATION_ID 0x4C4F4341
1675#define IPR_DUMP_TRACE_ID 0x54524143
1676#define IPR_DUMP_DRIVER_VERSION_ID 0x44525652
1677#define IPR_DUMP_DRIVER_TYPE_ID 0x54595045
1678#define IPR_DUMP_IOA_CTRL_BLK 0x494F4342
1679#define IPR_DUMP_PEND_OPS 0x414F5053
1680 u32 status;
1681}__attribute__((packed, aligned (4)));
1682
1683struct ipr_dump_location_entry {
1684 struct ipr_dump_entry_header hdr;
Kay Sievers71610f52008-12-03 22:41:36 +01001685 u8 location[20];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001686}__attribute__((packed));
1687
1688struct ipr_dump_trace_entry {
1689 struct ipr_dump_entry_header hdr;
1690 u32 trace[IPR_TRACE_SIZE / sizeof(u32)];
1691}__attribute__((packed, aligned (4)));
1692
1693struct ipr_dump_version_entry {
1694 struct ipr_dump_entry_header hdr;
1695 u8 version[sizeof(IPR_DRIVER_VERSION)];
1696};
1697
1698struct ipr_dump_ioa_type_entry {
1699 struct ipr_dump_entry_header hdr;
1700 u32 type;
1701 u32 fw_version;
1702};
1703
1704struct ipr_driver_dump {
1705 struct ipr_dump_header hdr;
1706 struct ipr_dump_version_entry version_entry;
1707 struct ipr_dump_location_entry location_entry;
1708 struct ipr_dump_ioa_type_entry ioa_type_entry;
1709 struct ipr_dump_trace_entry trace_entry;
1710}__attribute__((packed));
1711
1712struct ipr_ioa_dump {
1713 struct ipr_dump_entry_header hdr;
1714 struct ipr_sdt sdt;
Kleber Sacilotto de Souza4d4dd702011-04-26 19:23:29 -03001715 __be32 **ioa_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001716 u32 reserved;
1717 u32 next_page_index;
1718 u32 page_offset;
1719 u32 format;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001720}__attribute__((packed, aligned (4)));
1721
1722struct ipr_dump {
1723 struct kref kref;
1724 struct ipr_ioa_cfg *ioa_cfg;
1725 struct ipr_driver_dump driver_dump;
1726 struct ipr_ioa_dump ioa_dump;
1727};
1728
1729struct ipr_error_table_t {
1730 u32 ioasc;
1731 int log_ioasa;
1732 int log_hcam;
1733 char *error;
1734};
1735
1736struct ipr_software_inq_lid_info {
1737 __be32 load_id;
1738 __be32 timestamp[3];
1739}__attribute__((packed, aligned (4)));
1740
1741struct ipr_ucode_image_header {
1742 __be32 header_length;
1743 __be32 lid_table_offset;
1744 u8 major_release;
1745 u8 card_type;
1746 u8 minor_release[2];
1747 u8 reserved[20];
1748 char eyecatcher[16];
1749 __be32 num_lids;
1750 struct ipr_software_inq_lid_info lid[1];
1751}__attribute__((packed, aligned (4)));
1752
1753/*
1754 * Macros
1755 */
brking@us.ibm.comd3c74872005-11-01 17:01:34 -06001756#define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001757
1758#ifdef CONFIG_SCSI_IPR_TRACE
1759#define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr)
1760#define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr)
1761#else
1762#define ipr_create_trace_file(kobj, attr) 0
1763#define ipr_remove_trace_file(kobj, attr) do { } while(0)
1764#endif
1765
1766#ifdef CONFIG_SCSI_IPR_DUMP
1767#define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr)
1768#define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr)
1769#else
1770#define ipr_create_dump_file(kobj, attr) 0
1771#define ipr_remove_dump_file(kobj, attr) do { } while(0)
1772#endif
1773
1774/*
1775 * Error logging macros
1776 */
1777#define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__)
1778#define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001779#define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__))
1780
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001781#define ipr_res_printk(level, ioa_cfg, bus, target, lun, fmt, ...) \
1782 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \
1783 bus, target, lun, ##__VA_ARGS__)
1784
1785#define ipr_res_err(ioa_cfg, res, fmt, ...) \
1786 ipr_res_printk(KERN_ERR, ioa_cfg, (res)->bus, (res)->target, (res)->lun, fmt, ##__VA_ARGS__)
1787
Brian Kingfb3ed3c2006-03-29 09:37:37 -06001788#define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \
1789 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \
1790 (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001791
Brian Kingfb3ed3c2006-03-29 09:37:37 -06001792#define ipr_ra_err(ioa_cfg, ra, fmt, ...) \
1793 ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001794
brking@us.ibm.comfa15b1f2005-11-01 17:00:27 -06001795#define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \
1796{ \
1797 if ((res).bus >= IPR_MAX_NUM_BUSES) { \
1798 ipr_err(fmt": unknown\n", ##__VA_ARGS__); \
1799 } else { \
1800 ipr_err(fmt": %d:%d:%d:%d\n", \
1801 ##__VA_ARGS__, (ioa_cfg)->host->host_no, \
1802 (res).bus, (res).target, (res).lun); \
1803 } \
1804}
1805
Brian King49dc6a12006-11-21 10:28:35 -06001806#define ipr_hcam_err(hostrcb, fmt, ...) \
Wayne Boyer4565e372010-02-19 13:24:07 -08001807{ \
1808 if (ipr_is_device(hostrcb)) { \
1809 if ((hostrcb)->ioa_cfg->sis64) { \
1810 printk(KERN_ERR IPR_NAME ": %s: " fmt, \
Brian Kingb3b3b402013-01-11 17:43:49 -06001811 ipr_format_res_path(hostrcb->ioa_cfg, \
1812 hostrcb->hcam.u.error64.fd_res_path, \
Wayne Boyer5adcbeb2010-06-03 16:02:21 -07001813 hostrcb->rp_buffer, \
1814 sizeof(hostrcb->rp_buffer)), \
Wayne Boyer4565e372010-02-19 13:24:07 -08001815 __VA_ARGS__); \
1816 } else { \
1817 ipr_ra_err((hostrcb)->ioa_cfg, \
1818 (hostrcb)->hcam.u.error.fd_res_addr, \
1819 fmt, __VA_ARGS__); \
1820 } \
1821 } else { \
1822 dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, __VA_ARGS__); \
1823 } \
Brian King49dc6a12006-11-21 10:28:35 -06001824}
1825
Linus Torvalds1da177e2005-04-16 15:20:36 -07001826#define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\
Harvey Harrisoncadbd4a2008-07-03 23:47:27 -07001827 __FILE__, __func__, __LINE__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001828
Harvey Harrisoncadbd4a2008-07-03 23:47:27 -07001829#define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __func__))
1830#define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __func__))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001831
1832#define ipr_err_separator \
1833ipr_err("----------------------------------------------------------\n")
1834
1835
1836/*
1837 * Inlines
1838 */
1839
1840/**
1841 * ipr_is_ioa_resource - Determine if a resource is the IOA
1842 * @res: resource entry struct
1843 *
1844 * Return value:
1845 * 1 if IOA / 0 if not IOA
1846 **/
1847static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res)
1848{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001849 return res->type == IPR_RES_TYPE_IOAFP;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001850}
1851
1852/**
1853 * ipr_is_af_dasd_device - Determine if a resource is an AF DASD
1854 * @res: resource entry struct
1855 *
1856 * Return value:
1857 * 1 if AF DASD / 0 if not AF DASD
1858 **/
1859static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res)
1860{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001861 return res->type == IPR_RES_TYPE_AF_DASD ||
1862 res->type == IPR_RES_TYPE_REMOTE_AF_DASD;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001863}
1864
1865/**
1866 * ipr_is_vset_device - Determine if a resource is a VSET
1867 * @res: resource entry struct
1868 *
1869 * Return value:
1870 * 1 if VSET / 0 if not VSET
1871 **/
1872static inline int ipr_is_vset_device(struct ipr_resource_entry *res)
1873{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001874 return res->type == IPR_RES_TYPE_VOLUME_SET;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001875}
1876
1877/**
1878 * ipr_is_gscsi - Determine if a resource is a generic scsi resource
1879 * @res: resource entry struct
1880 *
1881 * Return value:
1882 * 1 if GSCSI / 0 if not GSCSI
1883 **/
1884static inline int ipr_is_gscsi(struct ipr_resource_entry *res)
1885{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001886 return res->type == IPR_RES_TYPE_GENERIC_SCSI;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001887}
1888
1889/**
Brian Kinge4fbf442006-03-29 09:37:22 -06001890 * ipr_is_scsi_disk - Determine if a resource is a SCSI disk
1891 * @res: resource entry struct
1892 *
1893 * Return value:
1894 * 1 if SCSI disk / 0 if not SCSI disk
1895 **/
1896static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res)
1897{
1898 if (ipr_is_af_dasd_device(res) ||
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001899 (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->std_inq_data)))
Brian Kinge4fbf442006-03-29 09:37:22 -06001900 return 1;
1901 else
1902 return 0;
1903}
1904
1905/**
Brian Kingb5145d22006-08-02 14:57:36 -05001906 * ipr_is_gata - Determine if a resource is a generic ATA resource
1907 * @res: resource entry struct
1908 *
1909 * Return value:
1910 * 1 if GATA / 0 if not GATA
1911 **/
1912static inline int ipr_is_gata(struct ipr_resource_entry *res)
1913{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001914 return res->type == IPR_RES_TYPE_GENERIC_ATA;
Brian Kingb5145d22006-08-02 14:57:36 -05001915}
1916
1917/**
brking@us.ibm.comee0a90f2005-11-01 17:02:22 -06001918 * ipr_is_naca_model - Determine if a resource is using NACA queueing model
1919 * @res: resource entry struct
1920 *
1921 * Return value:
1922 * 1 if NACA queueing model / 0 if not NACA queueing model
1923 **/
1924static inline int ipr_is_naca_model(struct ipr_resource_entry *res)
1925{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001926 if (ipr_is_gscsi(res) && res->qmodel == IPR_QUEUE_NACA_MODEL)
brking@us.ibm.comee0a90f2005-11-01 17:02:22 -06001927 return 1;
1928 return 0;
1929}
1930
1931/**
Wayne Boyer4565e372010-02-19 13:24:07 -08001932 * ipr_is_device - Determine if the hostrcb structure is related to a device
1933 * @hostrcb: host resource control blocks struct
Linus Torvalds1da177e2005-04-16 15:20:36 -07001934 *
1935 * Return value:
1936 * 1 if AF / 0 if not AF
1937 **/
Wayne Boyer4565e372010-02-19 13:24:07 -08001938static inline int ipr_is_device(struct ipr_hostrcb *hostrcb)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001939{
Wayne Boyer4565e372010-02-19 13:24:07 -08001940 struct ipr_res_addr *res_addr;
1941 u8 *res_path;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001942
Wayne Boyer4565e372010-02-19 13:24:07 -08001943 if (hostrcb->ioa_cfg->sis64) {
1944 res_path = &hostrcb->hcam.u.error64.fd_res_path[0];
1945 if ((res_path[0] == 0x00 || res_path[0] == 0x80 ||
1946 res_path[0] == 0x81) && res_path[2] != 0xFF)
1947 return 1;
1948 } else {
1949 res_addr = &hostrcb->hcam.u.error.fd_res_addr;
1950
1951 if ((res_addr->bus < IPR_MAX_NUM_BUSES) &&
1952 (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1)))
1953 return 1;
1954 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001955 return 0;
1956}
1957
1958/**
1959 * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2
1960 * @sdt_word: SDT address
1961 *
1962 * Return value:
1963 * 1 if format 2 / 0 if not
1964 **/
1965static inline int ipr_sdt_is_fmt2(u32 sdt_word)
1966{
1967 u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word);
1968
1969 switch (bar_sel) {
1970 case IPR_SDT_FMT2_BAR0_SEL:
1971 case IPR_SDT_FMT2_BAR1_SEL:
1972 case IPR_SDT_FMT2_BAR2_SEL:
1973 case IPR_SDT_FMT2_BAR3_SEL:
1974 case IPR_SDT_FMT2_BAR4_SEL:
1975 case IPR_SDT_FMT2_BAR5_SEL:
1976 case IPR_SDT_FMT2_EXP_ROM_SEL:
1977 return 1;
1978 };
1979
1980 return 0;
1981}
1982
Wayne Boyerc5f10182010-06-09 08:24:55 -07001983#ifndef writeq
1984static inline void writeq(u64 val, void __iomem *addr)
1985{
1986 writel(((u32) (val >> 32)), addr);
1987 writel(((u32) (val)), (addr + 4));
1988}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001989#endif
Wayne Boyerc5f10182010-06-09 08:24:55 -07001990
1991#endif /* _IPR_H */