blob: d0201ceb4aacd12018523a6e3fcac7586862ffab [file] [log] [blame]
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>
wenxiong@linux.vnet.ibm.comb53d1242013-01-11 17:43:52 -060035#include <linux/blk-iopoll.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070036#include <scsi/scsi.h>
37#include <scsi/scsi_cmnd.h>
38
39/*
40 * Literals
41 */
wenxiong@linux.vnet.ibm.com4415e442013-01-11 17:43:53 -060042#define IPR_DRIVER_VERSION "2.6.0"
43#define IPR_DRIVER_DATE "(November 16, 2012)"
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
141
142#define IPR_FIRST_DRIVER_IOASC 0x10000000
143#define IPR_IOASC_IOA_WAS_RESET 0x10000001
144#define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002
145
Brian King5469cb52007-03-29 12:42:40 -0500146/* Driver data flags */
147#define IPR_USE_LONG_TRANSOP_TIMEOUT 0x00000001
Brian King463fc692007-05-07 17:09:05 -0500148#define IPR_USE_PCI_WARM_RESET 0x00000002
Brian King5469cb52007-03-29 12:42:40 -0500149
Brian Kingac719ab2006-11-21 10:28:42 -0600150#define IPR_DEFAULT_MAX_ERROR_DUMP 984
Linus Torvalds1da177e2005-04-16 15:20:36 -0700151#define IPR_NUM_LOG_HCAMS 2
152#define IPR_NUM_CFG_CHG_HCAMS 2
153#define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS)
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800154
155#define IPR_MAX_SIS64_TARGETS_PER_BUS 1024
156#define IPR_MAX_SIS64_LUNS_PER_TARGET 0xffffffff
157
brking@us.ibm.comd71a8b02005-11-01 17:02:49 -0600158#define IPR_MAX_NUM_TARGETS_PER_BUS 256
Linus Torvalds1da177e2005-04-16 15:20:36 -0700159#define IPR_MAX_NUM_LUNS_PER_TARGET 256
160#define IPR_MAX_NUM_VSET_LUNS_PER_TARGET 8
161#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#define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES
167
168#define IPR_NUM_RESET_RELOAD_RETRIES 3
169
170/* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */
171#define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \
Wayne Boyerf72919e2010-02-19 13:24:21 -0800172 ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 4)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700173
Brian King89aad422012-03-14 21:20:10 -0500174#define IPR_MAX_COMMANDS 100
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175#define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \
176 IPR_NUM_INTERNAL_CMD_BLKS)
177
178#define IPR_MAX_PHYSICAL_DEVS 192
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800179#define IPR_DEFAULT_SIS64_DEVS 1024
180#define IPR_MAX_SIS64_DEVS 4096
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181
182#define IPR_MAX_SGLIST 64
183#define IPR_IOA_MAX_SECTORS 32767
184#define IPR_VSET_MAX_SECTORS 512
185#define IPR_MAX_CDB_LEN 16
Wayne Boyer3feeb89d2009-10-20 11:09:00 -0700186#define IPR_MAX_HRRQ_RETRIES 3
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187
188#define IPR_DEFAULT_BUS_WIDTH 16
189#define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
190#define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
191#define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
192#define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8))
193
194#define IPR_IOA_RES_HANDLE 0xffffffff
Brian King1121b792006-03-29 09:37:16 -0600195#define IPR_INVALID_RES_HANDLE 0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700196#define IPR_IOA_RES_ADDR 0x00ffffff
197
198/*
199 * Adapter Commands
200 */
201#define IPR_QUERY_RSRC_STATE 0xC2
202#define IPR_RESET_DEVICE 0xC3
203#define IPR_RESET_TYPE_SELECT 0x80
204#define IPR_LUN_RESET 0x40
205#define IPR_TARGET_RESET 0x20
206#define IPR_BUS_RESET 0x10
Brian Kingb5145d22006-08-02 14:57:36 -0500207#define IPR_ATA_PHY_RESET 0x80
Linus Torvalds1da177e2005-04-16 15:20:36 -0700208#define IPR_ID_HOST_RR_Q 0xC4
209#define IPR_QUERY_IOA_CONFIG 0xC5
210#define IPR_CANCEL_ALL_REQUESTS 0xCE
211#define IPR_HOST_CONTROLLED_ASYNC 0xCF
212#define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01
213#define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02
214#define IPR_SET_SUPPORTED_DEVICES 0xFB
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800215#define IPR_SET_ALL_SUPPORTED_DEVICES 0x80
Linus Torvalds1da177e2005-04-16 15:20:36 -0700216#define IPR_IOA_SHUTDOWN 0xF7
217#define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05
218
219/*
220 * Timeouts
221 */
222#define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ)
223#define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ)
224#define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ)
Brian Kingac09c342007-04-26 16:00:16 -0500225#define IPR_DUAL_IOA_ABBR_SHUTDOWN_TO (2 * 60 * HZ)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700226#define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
227#define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
228#define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
229#define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
Wayne Boyer14ed9cc2011-10-03 20:54:37 -0700230#define IPR_WRITE_BUFFER_TIMEOUT (30 * 60 * HZ)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700231#define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ)
232#define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ)
233#define IPR_OPERATIONAL_TIMEOUT (5 * 60)
Brian King5469cb52007-03-29 12:42:40 -0500234#define IPR_LONG_OPERATIONAL_TIMEOUT (12 * 60)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700235#define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ)
236#define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10)
237#define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ)
Brian King6270e592014-01-21 12:16:41 -0600238#define IPR_PCI_ERROR_RECOVERY_TIMEOUT (120 * HZ)
Brian King463fc692007-05-07 17:09:05 -0500239#define IPR_PCI_RESET_TIMEOUT (HZ / 2)
Kleber Sacilotto de Souza4d4dd702011-04-26 19:23:29 -0300240#define IPR_SIS32_DUMP_TIMEOUT (15 * HZ)
241#define IPR_SIS64_DUMP_TIMEOUT (40 * HZ)
Wayne Boyer110def82010-11-04 09:36:16 -0700242#define IPR_DUMP_DELAY_SECONDS 4
243#define IPR_DUMP_DELAY_TIMEOUT (IPR_DUMP_DELAY_SECONDS * HZ)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700244
245/*
246 * SCSI Literals
247 */
248#define IPR_VENDOR_ID_LEN 8
249#define IPR_PROD_ID_LEN 16
250#define IPR_SERIAL_NUM_LEN 8
251
252/*
253 * Hardware literals
254 */
255#define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff
256#define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000
257#define IPR_FMT2_MKR_BAR_SEL_SHIFT 28
258#define IPR_GET_FMT2_BAR_SEL(mbx) \
259(((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT)
260#define IPR_SDT_FMT2_BAR0_SEL 0x0
261#define IPR_SDT_FMT2_BAR1_SEL 0x1
262#define IPR_SDT_FMT2_BAR2_SEL 0x2
263#define IPR_SDT_FMT2_BAR3_SEL 0x3
264#define IPR_SDT_FMT2_BAR4_SEL 0x4
265#define IPR_SDT_FMT2_BAR5_SEL 0x5
266#define IPR_SDT_FMT2_EXP_ROM_SEL 0x8
267#define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2
Wayne Boyerdcbad002010-02-19 13:24:14 -0800268#define IPR_FMT3_SDT_READY_TO_USE 0xC4D4E3F3
Linus Torvalds1da177e2005-04-16 15:20:36 -0700269#define IPR_DOORBELL 0x82800000
brking@us.ibm.com3d1d0da2005-11-01 17:01:54 -0600270#define IPR_RUNTIME_RESET 0x40000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700271
Wayne Boyer214777b2010-02-19 13:24:26 -0800272#define IPR_IPL_INIT_MIN_STAGE_TIME 5
Wayne Boyer438b0332010-05-10 09:13:00 -0700273#define IPR_IPL_INIT_DEFAULT_STAGE_TIME 15
Wayne Boyer214777b2010-02-19 13:24:26 -0800274#define IPR_IPL_INIT_STAGE_UNKNOWN 0x0
275#define IPR_IPL_INIT_STAGE_TRANSOP 0xB0000000
276#define IPR_IPL_INIT_STAGE_MASK 0xff000000
277#define IPR_IPL_INIT_STAGE_TIME_MASK 0x0000ffff
278#define IPR_PCII_IPL_STAGE_CHANGE (0x80000000 >> 0)
279
Linus Torvalds1da177e2005-04-16 15:20:36 -0700280#define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0)
281#define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3)
282#define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4)
283#define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5)
284#define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6)
285#define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7)
286#define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27)
287#define IPR_PCII_MMIO_ERROR (0x80000000 >> 28)
288#define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29)
289#define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30)
290#define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31)
291
292#define IPR_PCII_ERROR_INTERRUPTS \
293(IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \
294IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR)
295
296#define IPR_PCII_OPER_INTERRUPTS \
297(IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER)
298
299#define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7)
300#define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9)
Wayne Boyercb237ef2010-06-17 11:51:40 -0700301#define IPR_UPROCI_SIS64_START_BIST (0x80000000 >> 23)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700302
303#define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */
304#define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */
305
306/*
307 * Dump literals
308 */
Kleber Sacilotto de Souza4d4dd702011-04-26 19:23:29 -0300309#define IPR_FMT2_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024)
wenxiong@linux.vnet.ibm.com95d8a252013-12-04 15:22:47 -0600310#define IPR_FMT3_MAX_IOA_DUMP_SIZE (80 * 1024 * 1024)
Kleber Sacilotto de Souza4d4dd702011-04-26 19:23:29 -0300311#define IPR_FMT2_NUM_SDT_ENTRIES 511
312#define IPR_FMT3_NUM_SDT_ENTRIES 0xFFF
313#define IPR_FMT2_MAX_NUM_DUMP_PAGES ((IPR_FMT2_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1)
314#define IPR_FMT3_MAX_NUM_DUMP_PAGES ((IPR_FMT3_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700315
316/*
317 * Misc literals
318 */
319#define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST
wenxiong@linux.vnet.ibm.com6634ff72013-11-15 10:58:15 -0600320#define IPR_MAX_MSIX_VECTORS 0x10
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -0600321#define IPR_MAX_HRRQ_NUM 0x10
322#define IPR_INIT_HRRQ 0x0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700323
324/*
325 * Adapter interface types
326 */
327
328struct ipr_res_addr {
329 u8 reserved;
330 u8 bus;
331 u8 target;
332 u8 lun;
333#define IPR_GET_PHYS_LOC(res_addr) \
334 (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun)
335}__attribute__((packed, aligned (4)));
336
337struct ipr_std_inq_vpids {
338 u8 vendor_id[IPR_VENDOR_ID_LEN];
339 u8 product_id[IPR_PROD_ID_LEN];
340}__attribute__((packed));
341
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600342struct ipr_vpd {
343 struct ipr_std_inq_vpids vpids;
344 u8 sn[IPR_SERIAL_NUM_LEN];
345}__attribute__((packed));
346
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600347struct ipr_ext_vpd {
348 struct ipr_vpd vpd;
349 __be32 wwid[2];
350}__attribute__((packed));
351
Wayne Boyer72620262010-09-27 10:45:28 -0700352struct ipr_ext_vpd64 {
353 struct ipr_vpd vpd;
354 __be32 wwid[4];
355}__attribute__((packed));
356
Linus Torvalds1da177e2005-04-16 15:20:36 -0700357struct ipr_std_inq_data {
358 u8 peri_qual_dev_type;
359#define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5)
360#define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F)
361
362 u8 removeable_medium_rsvd;
363#define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80
364
365#define IPR_IS_DASD_DEVICE(std_inq) \
366((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \
367!(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM))
368
369#define IPR_IS_SES_DEVICE(std_inq) \
370(IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE)
371
372 u8 version;
373 u8 aen_naca_fmt;
374 u8 additional_len;
375 u8 sccs_rsvd;
376 u8 bq_enc_multi;
377 u8 sync_cmdq_flags;
378
379 struct ipr_std_inq_vpids vpids;
380
381 u8 ros_rsvd_ram_rsvd[4];
382
383 u8 serial_num[IPR_SERIAL_NUM_LEN];
384}__attribute__ ((packed));
385
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800386#define IPR_RES_TYPE_AF_DASD 0x00
387#define IPR_RES_TYPE_GENERIC_SCSI 0x01
388#define IPR_RES_TYPE_VOLUME_SET 0x02
389#define IPR_RES_TYPE_REMOTE_AF_DASD 0x03
390#define IPR_RES_TYPE_GENERIC_ATA 0x04
391#define IPR_RES_TYPE_ARRAY 0x05
392#define IPR_RES_TYPE_IOAFP 0xff
393
Linus Torvalds1da177e2005-04-16 15:20:36 -0700394struct ipr_config_table_entry {
Brian Kingb5145d22006-08-02 14:57:36 -0500395 u8 proto;
396#define IPR_PROTO_SATA 0x02
397#define IPR_PROTO_SATA_ATAPI 0x03
398#define IPR_PROTO_SAS_STP 0x06
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800399#define IPR_PROTO_SAS_STP_ATAPI 0x07
Linus Torvalds1da177e2005-04-16 15:20:36 -0700400 u8 array_id;
401 u8 flags;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800402#define IPR_IS_IOA_RESOURCE 0x80
Linus Torvalds1da177e2005-04-16 15:20:36 -0700403 u8 rsvd_subtype;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700404
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800405#define IPR_QUEUEING_MODEL(res) ((((res)->flags) & 0x70) >> 4)
406#define IPR_QUEUE_FROZEN_MODEL 0
brking@us.ibm.comee0a90f2005-11-01 17:02:22 -0600407#define IPR_QUEUE_NACA_MODEL 1
408
Linus Torvalds1da177e2005-04-16 15:20:36 -0700409 struct ipr_res_addr res_addr;
410 __be32 res_handle;
Wayne Boyer46d74562010-08-11 07:15:17 -0700411 __be32 lun_wwn[2];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700412 struct ipr_std_inq_data std_inq_data;
413}__attribute__ ((packed, aligned (4)));
414
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800415struct ipr_config_table_entry64 {
416 u8 res_type;
417 u8 proto;
418 u8 vset_num;
419 u8 array_id;
420 __be16 flags;
421 __be16 res_flags;
422#define IPR_QUEUEING_MODEL64(res) ((((res)->res_flags) & 0x7000) >> 12)
423 __be32 res_handle;
424 u8 dev_id_type;
425 u8 reserved[3];
426 __be64 dev_id;
427 __be64 lun;
428 __be64 lun_wwn[2];
Brian Kingb3b3b402013-01-11 17:43:49 -0600429#define IPR_MAX_RES_PATH_LENGTH 48
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800430 __be64 res_path;
431 struct ipr_std_inq_data std_inq_data;
432 u8 reserved2[4];
Wayne Boyer72620262010-09-27 10:45:28 -0700433 __be64 reserved3[2];
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800434 u8 reserved4[8];
435}__attribute__ ((packed, aligned (8)));
436
Linus Torvalds1da177e2005-04-16 15:20:36 -0700437struct ipr_config_table_hdr {
438 u8 num_entries;
439 u8 flags;
440#define IPR_UCODE_DOWNLOAD_REQ 0x10
441 __be16 reserved;
442}__attribute__((packed, aligned (4)));
443
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800444struct ipr_config_table_hdr64 {
445 __be16 num_entries;
446 __be16 reserved;
447 u8 flags;
448 u8 reserved2[11];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700449}__attribute__((packed, aligned (4)));
450
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800451struct ipr_config_table {
452 struct ipr_config_table_hdr hdr;
453 struct ipr_config_table_entry dev[0];
454}__attribute__((packed, aligned (4)));
455
456struct ipr_config_table64 {
457 struct ipr_config_table_hdr64 hdr64;
458 struct ipr_config_table_entry64 dev[0];
459}__attribute__((packed, aligned (8)));
460
461struct ipr_config_table_entry_wrapper {
462 union {
463 struct ipr_config_table_entry *cfgte;
464 struct ipr_config_table_entry64 *cfgte64;
465 } u;
466};
467
Linus Torvalds1da177e2005-04-16 15:20:36 -0700468struct ipr_hostrcb_cfg_ch_not {
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800469 union {
470 struct ipr_config_table_entry cfgte;
471 struct ipr_config_table_entry64 cfgte64;
472 } u;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700473 u8 reserved[936];
474}__attribute__((packed, aligned (4)));
475
476struct ipr_supported_device {
477 __be16 data_length;
478 u8 reserved;
479 u8 num_records;
480 struct ipr_std_inq_vpids vpids;
481 u8 reserved2[16];
482}__attribute__((packed, aligned (4)));
483
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -0600484struct ipr_hrr_queue {
485 struct ipr_ioa_cfg *ioa_cfg;
486 __be32 *host_rrq;
487 dma_addr_t host_rrq_dma;
488#define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc
489#define IPR_HRRQ_RESP_BIT_SET 0x00000002
490#define IPR_HRRQ_TOGGLE_BIT 0x00000001
491#define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2
492#define IPR_ID_HRRQ_SELE_ENABLE 0x02
493 volatile __be32 *hrrq_start;
494 volatile __be32 *hrrq_end;
495 volatile __be32 *hrrq_curr;
496
497 struct list_head hrrq_free_q;
498 struct list_head hrrq_pending_q;
wenxiong@linux.vnet.ibm.com56d6aa32013-01-11 17:43:51 -0600499 spinlock_t _lock;
500 spinlock_t *lock;
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -0600501
502 volatile u32 toggle_bit;
503 u32 size;
504 u32 min_cmd_id;
505 u32 max_cmd_id;
wenxiong@linux.vnet.ibm.com56d6aa32013-01-11 17:43:51 -0600506 u8 allow_interrupts:1;
507 u8 ioa_is_dead:1;
508 u8 allow_cmds:1;
Brian Kingbfae7822013-01-30 23:45:08 -0600509 u8 removing_ioa:1;
wenxiong@linux.vnet.ibm.comb53d1242013-01-11 17:43:52 -0600510
511 struct blk_iopoll iopoll;
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -0600512};
513
Linus Torvalds1da177e2005-04-16 15:20:36 -0700514/* Command packet structure */
515struct ipr_cmd_pkt {
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -0600516 u8 reserved; /* Reserved by IOA */
517 u8 hrrq_id;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700518 u8 request_type;
519#define IPR_RQTYPE_SCSICDB 0x00
520#define IPR_RQTYPE_IOACMD 0x01
521#define IPR_RQTYPE_HCAM 0x02
Brian Kingb5145d22006-08-02 14:57:36 -0500522#define IPR_RQTYPE_ATA_PASSTHRU 0x04
Linus Torvalds1da177e2005-04-16 15:20:36 -0700523
Wayne Boyera32c0552010-02-19 13:23:36 -0800524 u8 reserved2;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700525
526 u8 flags_hi;
527#define IPR_FLAGS_HI_WRITE_NOT_READ 0x80
528#define IPR_FLAGS_HI_NO_ULEN_CHK 0x20
529#define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10
530#define IPR_FLAGS_HI_SYNC_COMPLETE 0x08
531#define IPR_FLAGS_HI_NO_LINK_DESC 0x04
532
533 u8 flags_lo;
534#define IPR_FLAGS_LO_ALIGNED_BFR 0x20
Wayne Boyerab6c10b2011-03-31 09:56:10 -0700535#define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10
Linus Torvalds1da177e2005-04-16 15:20:36 -0700536#define IPR_FLAGS_LO_UNTAGGED_TASK 0x00
537#define IPR_FLAGS_LO_SIMPLE_TASK 0x02
538#define IPR_FLAGS_LO_ORDERED_TASK 0x04
539#define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06
540#define IPR_FLAGS_LO_ACA_TASK 0x08
541
542 u8 cdb[16];
543 __be16 timeout;
544}__attribute__ ((packed, aligned(4)));
545
Wayne Boyera32c0552010-02-19 13:23:36 -0800546struct ipr_ioarcb_ata_regs { /* 22 bytes */
Brian Kingb5145d22006-08-02 14:57:36 -0500547 u8 flags;
548#define IPR_ATA_FLAG_PACKET_CMD 0x80
549#define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40
550#define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20
551 u8 reserved[3];
552
553 __be16 data;
554 u8 feature;
555 u8 nsect;
556 u8 lbal;
557 u8 lbam;
558 u8 lbah;
559 u8 device;
560 u8 command;
561 u8 reserved2[3];
562 u8 hob_feature;
563 u8 hob_nsect;
564 u8 hob_lbal;
565 u8 hob_lbam;
566 u8 hob_lbah;
567 u8 ctl;
wenxiong@linux.vnet.ibm.com1ac7c262013-04-18 21:32:48 -0500568}__attribute__ ((packed, aligned(2)));
Brian Kingb5145d22006-08-02 14:57:36 -0500569
Brian King51b1c7e2007-03-29 12:43:50 -0500570struct ipr_ioadl_desc {
571 __be32 flags_and_data_len;
572#define IPR_IOADL_FLAGS_MASK 0xff000000
573#define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK)
574#define IPR_IOADL_DATA_LEN_MASK 0x00ffffff
575#define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK)
576#define IPR_IOADL_FLAGS_READ 0x48000000
577#define IPR_IOADL_FLAGS_READ_LAST 0x49000000
578#define IPR_IOADL_FLAGS_WRITE 0x68000000
579#define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000
580#define IPR_IOADL_FLAGS_LAST 0x01000000
581
582 __be32 address;
583}__attribute__((packed, aligned (8)));
584
Wayne Boyera32c0552010-02-19 13:23:36 -0800585struct ipr_ioadl64_desc {
586 __be32 flags;
587 __be32 data_len;
588 __be64 address;
589}__attribute__((packed, aligned (16)));
590
591struct ipr_ata64_ioadl {
592 struct ipr_ioarcb_ata_regs regs;
593 u16 reserved[5];
594 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES];
595}__attribute__((packed, aligned (16)));
596
Brian Kingb5145d22006-08-02 14:57:36 -0500597struct ipr_ioarcb_add_data {
598 union {
599 struct ipr_ioarcb_ata_regs regs;
Brian King51b1c7e2007-03-29 12:43:50 -0500600 struct ipr_ioadl_desc ioadl[5];
Brian Kingb5145d22006-08-02 14:57:36 -0500601 __be32 add_cmd_parms[10];
Wayne Boyera32c0552010-02-19 13:23:36 -0800602 } u;
603}__attribute__ ((packed, aligned (4)));
604
605struct ipr_ioarcb_sis64_add_addr_ecb {
606 __be64 ioasa_host_pci_addr;
607 __be64 data_ioadl_addr;
608 __be64 reserved;
609 __be32 ext_control_buf[4];
610}__attribute__((packed, aligned (8)));
Brian Kingb5145d22006-08-02 14:57:36 -0500611
Linus Torvalds1da177e2005-04-16 15:20:36 -0700612/* IOA Request Control Block 128 bytes */
613struct ipr_ioarcb {
Wayne Boyera32c0552010-02-19 13:23:36 -0800614 union {
615 __be32 ioarcb_host_pci_addr;
616 __be64 ioarcb_host_pci_addr64;
617 } a;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700618 __be32 res_handle;
619 __be32 host_response_handle;
620 __be32 reserved1;
621 __be32 reserved2;
622 __be32 reserved3;
623
Wayne Boyera32c0552010-02-19 13:23:36 -0800624 __be32 data_transfer_length;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700625 __be32 read_data_transfer_length;
626 __be32 write_ioadl_addr;
Wayne Boyera32c0552010-02-19 13:23:36 -0800627 __be32 ioadl_len;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700628 __be32 read_ioadl_addr;
629 __be32 read_ioadl_len;
630
631 __be32 ioasa_host_pci_addr;
632 __be16 ioasa_len;
633 __be16 reserved4;
634
635 struct ipr_cmd_pkt cmd_pkt;
636
Wayne Boyera32c0552010-02-19 13:23:36 -0800637 __be16 add_cmd_parms_offset;
638 __be16 add_cmd_parms_len;
639
640 union {
641 struct ipr_ioarcb_add_data add_data;
642 struct ipr_ioarcb_sis64_add_addr_ecb sis64_addr_data;
643 } u;
644
Linus Torvalds1da177e2005-04-16 15:20:36 -0700645}__attribute__((packed, aligned (4)));
646
Linus Torvalds1da177e2005-04-16 15:20:36 -0700647struct ipr_ioasa_vset {
648 __be32 failing_lba_hi;
649 __be32 failing_lba_lo;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600650 __be32 reserved;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700651}__attribute__((packed, aligned (4)));
652
653struct ipr_ioasa_af_dasd {
654 __be32 failing_lba;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600655 __be32 reserved[2];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700656}__attribute__((packed, aligned (4)));
657
658struct ipr_ioasa_gpdd {
659 u8 end_state;
660 u8 bus_phase;
661 __be16 reserved;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600662 __be32 ioa_data[2];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700663}__attribute__((packed, aligned (4)));
664
Brian Kingb5145d22006-08-02 14:57:36 -0500665struct ipr_ioasa_gata {
666 u8 error;
667 u8 nsect; /* Interrupt reason */
668 u8 lbal;
669 u8 lbam;
670 u8 lbah;
671 u8 device;
672 u8 status;
673 u8 alt_status; /* ATA CTL */
674 u8 hob_nsect;
675 u8 hob_lbal;
676 u8 hob_lbam;
677 u8 hob_lbah;
678}__attribute__((packed, aligned (4)));
679
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600680struct ipr_auto_sense {
681 __be16 auto_sense_len;
682 __be16 ioa_data_len;
683 __be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)];
684};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700685
Wayne Boyer96d21f02010-05-10 09:13:27 -0700686struct ipr_ioasa_hdr {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700687 __be32 ioasc;
688#define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24)
689#define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16)
690#define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8)
691#define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff)
692
693 __be16 ret_stat_len; /* Length of the returned IOASA */
694
695 __be16 avail_stat_len; /* Total Length of status available. */
696
697 __be32 residual_data_len; /* number of bytes in the host data */
698 /* buffers that were not used by the IOARCB command. */
699
700 __be32 ilid;
701#define IPR_NO_ILID 0
702#define IPR_DRIVER_ILID 0xffffffff
703
704 __be32 fd_ioasc;
705
706 __be32 fd_phys_locator;
707
708 __be32 fd_res_handle;
709
710 __be32 ioasc_specific; /* status code specific field */
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600711#define IPR_ADDITIONAL_STATUS_FMT 0x80000000
712#define IPR_AUTOSENSE_VALID 0x40000000
Brian Kingb5145d22006-08-02 14:57:36 -0500713#define IPR_ATA_DEVICE_WAS_RESET 0x20000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700714#define IPR_IOASC_SPECIFIC_MASK 0x00ffffff
715#define IPR_FIELD_POINTER_VALID (0x80000000 >> 8)
716#define IPR_FIELD_POINTER_MASK 0x0000ffff
717
Wayne Boyer96d21f02010-05-10 09:13:27 -0700718}__attribute__((packed, aligned (4)));
719
720struct ipr_ioasa {
721 struct ipr_ioasa_hdr hdr;
722
723 union {
724 struct ipr_ioasa_vset vset;
725 struct ipr_ioasa_af_dasd dasd;
726 struct ipr_ioasa_gpdd gpdd;
727 struct ipr_ioasa_gata gata;
728 } u;
729
730 struct ipr_auto_sense auto_sense;
731}__attribute__((packed, aligned (4)));
732
733struct ipr_ioasa64 {
734 struct ipr_ioasa_hdr hdr;
735 u8 fd_res_path[8];
736
Linus Torvalds1da177e2005-04-16 15:20:36 -0700737 union {
738 struct ipr_ioasa_vset vset;
739 struct ipr_ioasa_af_dasd dasd;
740 struct ipr_ioasa_gpdd gpdd;
Brian Kingb5145d22006-08-02 14:57:36 -0500741 struct ipr_ioasa_gata gata;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700742 } u;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600743
744 struct ipr_auto_sense auto_sense;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700745}__attribute__((packed, aligned (4)));
746
747struct ipr_mode_parm_hdr {
748 u8 length;
749 u8 medium_type;
750 u8 device_spec_parms;
751 u8 block_desc_len;
752}__attribute__((packed));
753
754struct ipr_mode_pages {
755 struct ipr_mode_parm_hdr hdr;
756 u8 data[255 - sizeof(struct ipr_mode_parm_hdr)];
757}__attribute__((packed));
758
759struct ipr_mode_page_hdr {
760 u8 ps_page_code;
761#define IPR_MODE_PAGE_PS 0x80
762#define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F)
763 u8 page_length;
764}__attribute__ ((packed));
765
766struct ipr_dev_bus_entry {
767 struct ipr_res_addr res_addr;
768 u8 flags;
769#define IPR_SCSI_ATTR_ENABLE_QAS 0x80
770#define IPR_SCSI_ATTR_DISABLE_QAS 0x40
771#define IPR_SCSI_ATTR_QAS_MASK 0xC0
772#define IPR_SCSI_ATTR_ENABLE_TM 0x20
773#define IPR_SCSI_ATTR_NO_TERM_PWR 0x10
774#define IPR_SCSI_ATTR_TM_SUPPORTED 0x08
775#define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04
776
777 u8 scsi_id;
778 u8 bus_width;
779 u8 extended_reset_delay;
780#define IPR_EXTENDED_RESET_DELAY 7
781
782 __be32 max_xfer_rate;
783
784 u8 spinup_delay;
785 u8 reserved3;
786 __be16 reserved4;
787}__attribute__((packed, aligned (4)));
788
789struct ipr_mode_page28 {
790 struct ipr_mode_page_hdr hdr;
791 u8 num_entries;
792 u8 entry_length;
793 struct ipr_dev_bus_entry bus[0];
794}__attribute__((packed));
795
Brian Kingac09c342007-04-26 16:00:16 -0500796struct ipr_mode_page24 {
797 struct ipr_mode_page_hdr hdr;
798 u8 flags;
799#define IPR_ENABLE_DUAL_IOA_AF 0x80
800}__attribute__((packed));
801
Linus Torvalds1da177e2005-04-16 15:20:36 -0700802struct ipr_ioa_vpd {
803 struct ipr_std_inq_data std_inq_data;
804 u8 ascii_part_num[12];
805 u8 reserved[40];
806 u8 ascii_plant_code[4];
807}__attribute__((packed));
808
809struct ipr_inquiry_page3 {
810 u8 peri_qual_dev_type;
811 u8 page_code;
812 u8 reserved1;
813 u8 page_length;
814 u8 ascii_len;
815 u8 reserved2[3];
816 u8 load_id[4];
817 u8 major_release;
818 u8 card_type;
819 u8 minor_release[2];
820 u8 ptf_number[4];
821 u8 patch_number[4];
822}__attribute__((packed));
823
Brian Kingac09c342007-04-26 16:00:16 -0500824struct ipr_inquiry_cap {
825 u8 peri_qual_dev_type;
826 u8 page_code;
827 u8 reserved1;
828 u8 page_length;
829 u8 ascii_len;
830 u8 reserved2;
831 u8 sis_version[2];
832 u8 cap;
833#define IPR_CAP_DUAL_IOA_RAID 0x80
834 u8 reserved3[15];
835}__attribute__((packed));
836
brking@us.ibm.com62275042005-11-01 17:01:14 -0600837#define IPR_INQUIRY_PAGE0_ENTRIES 20
838struct ipr_inquiry_page0 {
839 u8 peri_qual_dev_type;
840 u8 page_code;
841 u8 reserved1;
842 u8 len;
843 u8 page[IPR_INQUIRY_PAGE0_ENTRIES];
844}__attribute__((packed));
845
Linus Torvalds1da177e2005-04-16 15:20:36 -0700846struct ipr_hostrcb_device_data_entry {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600847 struct ipr_vpd vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700848 struct ipr_res_addr dev_res_addr;
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600849 struct ipr_vpd new_vpd;
850 struct ipr_vpd ioa_last_with_dev_vpd;
851 struct ipr_vpd cfc_last_with_dev_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700852 __be32 ioa_data[5];
853}__attribute__((packed, aligned (4)));
854
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600855struct ipr_hostrcb_device_data_entry_enhanced {
856 struct ipr_ext_vpd vpd;
857 u8 ccin[4];
858 struct ipr_res_addr dev_res_addr;
859 struct ipr_ext_vpd new_vpd;
860 u8 new_ccin[4];
861 struct ipr_ext_vpd ioa_last_with_dev_vpd;
862 struct ipr_ext_vpd cfc_last_with_dev_vpd;
863}__attribute__((packed, aligned (4)));
864
Wayne Boyer4565e372010-02-19 13:24:07 -0800865struct ipr_hostrcb64_device_data_entry_enhanced {
866 struct ipr_ext_vpd vpd;
867 u8 ccin[4];
868 u8 res_path[8];
869 struct ipr_ext_vpd new_vpd;
870 u8 new_ccin[4];
871 struct ipr_ext_vpd ioa_last_with_dev_vpd;
872 struct ipr_ext_vpd cfc_last_with_dev_vpd;
873}__attribute__((packed, aligned (4)));
874
Linus Torvalds1da177e2005-04-16 15:20:36 -0700875struct ipr_hostrcb_array_data_entry {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600876 struct ipr_vpd vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700877 struct ipr_res_addr expected_dev_res_addr;
878 struct ipr_res_addr dev_res_addr;
879}__attribute__((packed, aligned (4)));
880
Wayne Boyer4565e372010-02-19 13:24:07 -0800881struct ipr_hostrcb64_array_data_entry {
882 struct ipr_ext_vpd vpd;
883 u8 ccin[4];
884 u8 expected_res_path[8];
885 u8 res_path[8];
886}__attribute__((packed, aligned (4)));
887
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600888struct ipr_hostrcb_array_data_entry_enhanced {
889 struct ipr_ext_vpd vpd;
890 u8 ccin[4];
891 struct ipr_res_addr expected_dev_res_addr;
892 struct ipr_res_addr dev_res_addr;
893}__attribute__((packed, aligned (4)));
894
Linus Torvalds1da177e2005-04-16 15:20:36 -0700895struct ipr_hostrcb_type_ff_error {
Wayne Boyer438b0332010-05-10 09:13:00 -0700896 __be32 ioa_data[758];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700897}__attribute__((packed, aligned (4)));
898
899struct ipr_hostrcb_type_01_error {
900 __be32 seek_counter;
901 __be32 read_counter;
902 u8 sense_data[32];
903 __be32 ioa_data[236];
904}__attribute__((packed, aligned (4)));
905
Wendy Xiong169b9ec2014-03-12 16:08:51 -0500906struct ipr_hostrcb_type_21_error {
907 __be32 wwn[4];
908 u8 res_path[8];
909 u8 primary_problem_desc[32];
910 u8 second_problem_desc[32];
911 __be32 sense_data[8];
912 __be32 cdb[4];
913 __be32 residual_trans_length;
914 __be32 length_of_error;
915 __be32 ioa_data[236];
916}__attribute__((packed, aligned (4)));
917
Linus Torvalds1da177e2005-04-16 15:20:36 -0700918struct ipr_hostrcb_type_02_error {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600919 struct ipr_vpd ioa_vpd;
920 struct ipr_vpd cfc_vpd;
921 struct ipr_vpd ioa_last_attached_to_cfc_vpd;
922 struct ipr_vpd cfc_last_attached_to_ioa_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700923 __be32 ioa_data[3];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700924}__attribute__((packed, aligned (4)));
925
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600926struct ipr_hostrcb_type_12_error {
927 struct ipr_ext_vpd ioa_vpd;
928 struct ipr_ext_vpd cfc_vpd;
929 struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd;
930 struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd;
931 __be32 ioa_data[3];
932}__attribute__((packed, aligned (4)));
933
Linus Torvalds1da177e2005-04-16 15:20:36 -0700934struct ipr_hostrcb_type_03_error {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600935 struct ipr_vpd ioa_vpd;
936 struct ipr_vpd cfc_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700937 __be32 errors_detected;
938 __be32 errors_logged;
939 u8 ioa_data[12];
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600940 struct ipr_hostrcb_device_data_entry dev[3];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700941}__attribute__((packed, aligned (4)));
942
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600943struct ipr_hostrcb_type_13_error {
944 struct ipr_ext_vpd ioa_vpd;
945 struct ipr_ext_vpd cfc_vpd;
946 __be32 errors_detected;
947 __be32 errors_logged;
948 struct ipr_hostrcb_device_data_entry_enhanced dev[3];
949}__attribute__((packed, aligned (4)));
950
Wayne Boyer4565e372010-02-19 13:24:07 -0800951struct ipr_hostrcb_type_23_error {
952 struct ipr_ext_vpd ioa_vpd;
953 struct ipr_ext_vpd cfc_vpd;
954 __be32 errors_detected;
955 __be32 errors_logged;
956 struct ipr_hostrcb64_device_data_entry_enhanced dev[3];
957}__attribute__((packed, aligned (4)));
958
Linus Torvalds1da177e2005-04-16 15:20:36 -0700959struct ipr_hostrcb_type_04_error {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600960 struct ipr_vpd ioa_vpd;
961 struct ipr_vpd cfc_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700962 u8 ioa_data[12];
963 struct ipr_hostrcb_array_data_entry array_member[10];
964 __be32 exposed_mode_adn;
965 __be32 array_id;
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600966 struct ipr_vpd incomp_dev_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700967 __be32 ioa_data2;
968 struct ipr_hostrcb_array_data_entry array_member2[8];
969 struct ipr_res_addr last_func_vset_res_addr;
970 u8 vset_serial_num[IPR_SERIAL_NUM_LEN];
971 u8 protection_level[8];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700972}__attribute__((packed, aligned (4)));
973
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600974struct ipr_hostrcb_type_14_error {
975 struct ipr_ext_vpd ioa_vpd;
976 struct ipr_ext_vpd cfc_vpd;
977 __be32 exposed_mode_adn;
978 __be32 array_id;
979 struct ipr_res_addr last_func_vset_res_addr;
980 u8 vset_serial_num[IPR_SERIAL_NUM_LEN];
981 u8 protection_level[8];
982 __be32 num_entries;
983 struct ipr_hostrcb_array_data_entry_enhanced array_member[18];
984}__attribute__((packed, aligned (4)));
985
Wayne Boyer4565e372010-02-19 13:24:07 -0800986struct ipr_hostrcb_type_24_error {
987 struct ipr_ext_vpd ioa_vpd;
988 struct ipr_ext_vpd cfc_vpd;
989 u8 reserved[2];
990 u8 exposed_mode_adn;
991#define IPR_INVALID_ARRAY_DEV_NUM 0xff
992 u8 array_id;
993 u8 last_res_path[8];
994 u8 protection_level[8];
Wayne Boyer72620262010-09-27 10:45:28 -0700995 struct ipr_ext_vpd64 array_vpd;
Wayne Boyer4565e372010-02-19 13:24:07 -0800996 u8 description[16];
997 u8 reserved2[3];
998 u8 num_entries;
999 struct ipr_hostrcb64_array_data_entry array_member[32];
1000}__attribute__((packed, aligned (4)));
1001
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -06001002struct ipr_hostrcb_type_07_error {
1003 u8 failure_reason[64];
1004 struct ipr_vpd vpd;
1005 u32 data[222];
1006}__attribute__((packed, aligned (4)));
1007
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -06001008struct ipr_hostrcb_type_17_error {
1009 u8 failure_reason[64];
1010 struct ipr_ext_vpd vpd;
1011 u32 data[476];
1012}__attribute__((packed, aligned (4)));
1013
Brian King49dc6a12006-11-21 10:28:35 -06001014struct ipr_hostrcb_config_element {
1015 u8 type_status;
1016#define IPR_PATH_CFG_TYPE_MASK 0xF0
1017#define IPR_PATH_CFG_NOT_EXIST 0x00
1018#define IPR_PATH_CFG_IOA_PORT 0x10
1019#define IPR_PATH_CFG_EXP_PORT 0x20
1020#define IPR_PATH_CFG_DEVICE_PORT 0x30
1021#define IPR_PATH_CFG_DEVICE_LUN 0x40
1022
1023#define IPR_PATH_CFG_STATUS_MASK 0x0F
1024#define IPR_PATH_CFG_NO_PROB 0x00
1025#define IPR_PATH_CFG_DEGRADED 0x01
1026#define IPR_PATH_CFG_FAILED 0x02
1027#define IPR_PATH_CFG_SUSPECT 0x03
1028#define IPR_PATH_NOT_DETECTED 0x04
1029#define IPR_PATH_INCORRECT_CONN 0x05
1030
1031 u8 cascaded_expander;
1032 u8 phy;
1033 u8 link_rate;
1034#define IPR_PHY_LINK_RATE_MASK 0x0F
1035
1036 __be32 wwid[2];
1037}__attribute__((packed, aligned (4)));
1038
Wayne Boyer4565e372010-02-19 13:24:07 -08001039struct ipr_hostrcb64_config_element {
1040 __be16 length;
1041 u8 descriptor_id;
1042#define IPR_DESCRIPTOR_MASK 0xC0
1043#define IPR_DESCRIPTOR_SIS64 0x00
1044
1045 u8 reserved;
1046 u8 type_status;
1047
1048 u8 reserved2[2];
1049 u8 link_rate;
1050
1051 u8 res_path[8];
1052 __be32 wwid[2];
1053}__attribute__((packed, aligned (8)));
1054
Brian King49dc6a12006-11-21 10:28:35 -06001055struct ipr_hostrcb_fabric_desc {
1056 __be16 length;
1057 u8 ioa_port;
1058 u8 cascaded_expander;
1059 u8 phy;
1060 u8 path_state;
1061#define IPR_PATH_ACTIVE_MASK 0xC0
1062#define IPR_PATH_NO_INFO 0x00
1063#define IPR_PATH_ACTIVE 0x40
1064#define IPR_PATH_NOT_ACTIVE 0x80
1065
1066#define IPR_PATH_STATE_MASK 0x0F
1067#define IPR_PATH_STATE_NO_INFO 0x00
1068#define IPR_PATH_HEALTHY 0x01
1069#define IPR_PATH_DEGRADED 0x02
1070#define IPR_PATH_FAILED 0x03
1071
1072 __be16 num_entries;
1073 struct ipr_hostrcb_config_element elem[1];
1074}__attribute__((packed, aligned (4)));
1075
Wayne Boyer4565e372010-02-19 13:24:07 -08001076struct ipr_hostrcb64_fabric_desc {
1077 __be16 length;
1078 u8 descriptor_id;
1079
Wayne Boyer8701f182010-06-04 10:26:50 -07001080 u8 reserved[2];
Wayne Boyer4565e372010-02-19 13:24:07 -08001081 u8 path_state;
1082
1083 u8 reserved2[2];
1084 u8 res_path[8];
1085 u8 reserved3[6];
1086 __be16 num_entries;
1087 struct ipr_hostrcb64_config_element elem[1];
1088}__attribute__((packed, aligned (8)));
1089
wenxiong@linux.vnet.ibm.com56d6aa32013-01-11 17:43:51 -06001090#define for_each_hrrq(hrrq, ioa_cfg) \
1091 for (hrrq = (ioa_cfg)->hrrq; \
1092 hrrq < ((ioa_cfg)->hrrq + (ioa_cfg)->hrrq_num); hrrq++)
1093
Brian King49dc6a12006-11-21 10:28:35 -06001094#define for_each_fabric_cfg(fabric, cfg) \
1095 for (cfg = (fabric)->elem; \
1096 cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \
1097 cfg++)
1098
1099struct ipr_hostrcb_type_20_error {
1100 u8 failure_reason[64];
1101 u8 reserved[3];
1102 u8 num_entries;
1103 struct ipr_hostrcb_fabric_desc desc[1];
1104}__attribute__((packed, aligned (4)));
1105
Wayne Boyer4565e372010-02-19 13:24:07 -08001106struct ipr_hostrcb_type_30_error {
1107 u8 failure_reason[64];
1108 u8 reserved[3];
1109 u8 num_entries;
1110 struct ipr_hostrcb64_fabric_desc desc[1];
1111}__attribute__((packed, aligned (4)));
1112
Linus Torvalds1da177e2005-04-16 15:20:36 -07001113struct ipr_hostrcb_error {
Wayne Boyer4565e372010-02-19 13:24:07 -08001114 __be32 fd_ioasc;
1115 struct ipr_res_addr fd_res_addr;
1116 __be32 fd_res_handle;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001117 __be32 prc;
1118 union {
1119 struct ipr_hostrcb_type_ff_error type_ff_error;
1120 struct ipr_hostrcb_type_01_error type_01_error;
1121 struct ipr_hostrcb_type_02_error type_02_error;
1122 struct ipr_hostrcb_type_03_error type_03_error;
1123 struct ipr_hostrcb_type_04_error type_04_error;
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -06001124 struct ipr_hostrcb_type_07_error type_07_error;
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -06001125 struct ipr_hostrcb_type_12_error type_12_error;
1126 struct ipr_hostrcb_type_13_error type_13_error;
1127 struct ipr_hostrcb_type_14_error type_14_error;
1128 struct ipr_hostrcb_type_17_error type_17_error;
Brian King49dc6a12006-11-21 10:28:35 -06001129 struct ipr_hostrcb_type_20_error type_20_error;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001130 } u;
1131}__attribute__((packed, aligned (4)));
1132
Wayne Boyer4565e372010-02-19 13:24:07 -08001133struct ipr_hostrcb64_error {
1134 __be32 fd_ioasc;
1135 __be32 ioa_fw_level;
1136 __be32 fd_res_handle;
1137 __be32 prc;
1138 __be64 fd_dev_id;
1139 __be64 fd_lun;
1140 u8 fd_res_path[8];
1141 __be64 time_stamp;
Wayne Boyer8701f182010-06-04 10:26:50 -07001142 u8 reserved[16];
Wayne Boyer4565e372010-02-19 13:24:07 -08001143 union {
1144 struct ipr_hostrcb_type_ff_error type_ff_error;
1145 struct ipr_hostrcb_type_12_error type_12_error;
1146 struct ipr_hostrcb_type_17_error type_17_error;
Wendy Xiong169b9ec2014-03-12 16:08:51 -05001147 struct ipr_hostrcb_type_21_error type_21_error;
Wayne Boyer4565e372010-02-19 13:24:07 -08001148 struct ipr_hostrcb_type_23_error type_23_error;
1149 struct ipr_hostrcb_type_24_error type_24_error;
1150 struct ipr_hostrcb_type_30_error type_30_error;
1151 } u;
1152}__attribute__((packed, aligned (8)));
1153
Linus Torvalds1da177e2005-04-16 15:20:36 -07001154struct ipr_hostrcb_raw {
1155 __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)];
1156}__attribute__((packed, aligned (4)));
1157
1158struct ipr_hcam {
1159 u8 op_code;
1160#define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1
1161#define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2
1162
1163 u8 notify_type;
1164#define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00
1165#define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01
1166#define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02
1167#define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10
1168#define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11
1169
1170 u8 notifications_lost;
1171#define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0
1172#define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80
1173
1174 u8 flags;
1175#define IPR_HOSTRCB_INTERNAL_OPER 0x80
1176#define IPR_HOSTRCB_ERR_RESP_SENT 0x40
1177
1178 u8 overlay_id;
1179#define IPR_HOST_RCB_OVERLAY_ID_1 0x01
1180#define IPR_HOST_RCB_OVERLAY_ID_2 0x02
1181#define IPR_HOST_RCB_OVERLAY_ID_3 0x03
1182#define IPR_HOST_RCB_OVERLAY_ID_4 0x04
1183#define IPR_HOST_RCB_OVERLAY_ID_6 0x06
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -06001184#define IPR_HOST_RCB_OVERLAY_ID_7 0x07
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -06001185#define IPR_HOST_RCB_OVERLAY_ID_12 0x12
1186#define IPR_HOST_RCB_OVERLAY_ID_13 0x13
1187#define IPR_HOST_RCB_OVERLAY_ID_14 0x14
1188#define IPR_HOST_RCB_OVERLAY_ID_16 0x16
1189#define IPR_HOST_RCB_OVERLAY_ID_17 0x17
Brian King49dc6a12006-11-21 10:28:35 -06001190#define IPR_HOST_RCB_OVERLAY_ID_20 0x20
Wendy Xiong169b9ec2014-03-12 16:08:51 -05001191#define IPR_HOST_RCB_OVERLAY_ID_21 0x21
Wayne Boyer4565e372010-02-19 13:24:07 -08001192#define IPR_HOST_RCB_OVERLAY_ID_23 0x23
1193#define IPR_HOST_RCB_OVERLAY_ID_24 0x24
1194#define IPR_HOST_RCB_OVERLAY_ID_26 0x26
1195#define IPR_HOST_RCB_OVERLAY_ID_30 0x30
1196#define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF
Linus Torvalds1da177e2005-04-16 15:20:36 -07001197
1198 u8 reserved1[3];
1199 __be32 ilid;
1200 __be32 time_since_last_ioa_reset;
1201 __be32 reserved2;
1202 __be32 length;
1203
1204 union {
1205 struct ipr_hostrcb_error error;
Wayne Boyer4565e372010-02-19 13:24:07 -08001206 struct ipr_hostrcb64_error error64;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001207 struct ipr_hostrcb_cfg_ch_not ccn;
1208 struct ipr_hostrcb_raw raw;
1209 } u;
1210}__attribute__((packed, aligned (4)));
1211
1212struct ipr_hostrcb {
1213 struct ipr_hcam hcam;
1214 dma_addr_t hostrcb_dma;
1215 struct list_head queue;
Brian King49dc6a12006-11-21 10:28:35 -06001216 struct ipr_ioa_cfg *ioa_cfg;
Wayne Boyer4565e372010-02-19 13:24:07 -08001217 char rp_buffer[IPR_MAX_RES_PATH_LENGTH];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001218};
1219
1220/* IPR smart dump table structures */
1221struct ipr_sdt_entry {
Wayne Boyerdcbad002010-02-19 13:24:14 -08001222 __be32 start_token;
1223 __be32 end_token;
1224 u8 reserved[4];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001225
1226 u8 flags;
1227#define IPR_SDT_ENDIAN 0x80
1228#define IPR_SDT_VALID_ENTRY 0x20
1229
1230 u8 resv;
1231 __be16 priority;
1232}__attribute__((packed, aligned (4)));
1233
1234struct ipr_sdt_header {
1235 __be32 state;
1236 __be32 num_entries;
1237 __be32 num_entries_used;
1238 __be32 dump_size;
1239}__attribute__((packed, aligned (4)));
1240
1241struct ipr_sdt {
1242 struct ipr_sdt_header hdr;
Kleber Sacilotto de Souza4d4dd702011-04-26 19:23:29 -03001243 struct ipr_sdt_entry entry[IPR_FMT3_NUM_SDT_ENTRIES];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001244}__attribute__((packed, aligned (4)));
1245
1246struct ipr_uc_sdt {
1247 struct ipr_sdt_header hdr;
1248 struct ipr_sdt_entry entry[1];
1249}__attribute__((packed, aligned (4)));
1250
1251/*
1252 * Driver types
1253 */
1254struct ipr_bus_attributes {
1255 u8 bus;
1256 u8 qas_enabled;
1257 u8 bus_width;
1258 u8 reserved;
1259 u32 max_xfer_rate;
1260};
1261
Brian King35a39692006-09-25 12:39:20 -05001262struct ipr_sata_port {
1263 struct ipr_ioa_cfg *ioa_cfg;
1264 struct ata_port *ap;
1265 struct ipr_resource_entry *res;
1266 struct ipr_ioasa_gata ioasa;
1267};
1268
Linus Torvalds1da177e2005-04-16 15:20:36 -07001269struct ipr_resource_entry {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001270 u8 needs_sync_complete:1;
1271 u8 in_erp:1;
1272 u8 add_to_ml:1;
1273 u8 del_from_ml:1;
1274 u8 resetting_device:1;
Wendy Xiong0b1f8d42014-01-21 12:16:39 -06001275 u8 reset_occurred:1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001276
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001277 u32 bus; /* AKA channel */
1278 u32 target; /* AKA id */
1279 u32 lun;
1280#define IPR_ARRAY_VIRTUAL_BUS 0x1
1281#define IPR_VSET_VIRTUAL_BUS 0x2
1282#define IPR_IOAFP_VIRTUAL_BUS 0x3
1283
1284#define IPR_GET_RES_PHYS_LOC(res) \
1285 (((res)->bus << 24) | ((res)->target << 8) | (res)->lun)
1286
1287 u8 ata_class;
1288
1289 u8 flags;
1290 __be16 res_flags;
1291
Wayne Boyer7be96902010-05-10 09:14:07 -07001292 u8 type;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001293
1294 u8 qmodel;
1295 struct ipr_std_inq_data std_inq_data;
1296
1297 __be32 res_handle;
1298 __be64 dev_id;
Wayne Boyer46d74562010-08-11 07:15:17 -07001299 __be64 lun_wwn;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001300 struct scsi_lun dev_lun;
1301 u8 res_path[8];
1302
1303 struct ipr_ioa_cfg *ioa_cfg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001304 struct scsi_device *sdev;
Brian King35a39692006-09-25 12:39:20 -05001305 struct ipr_sata_port *sata_port;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001306 struct list_head queue;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001307}; /* struct ipr_resource_entry */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001308
1309struct ipr_resource_hdr {
1310 u16 num_entries;
1311 u16 reserved;
1312};
1313
Linus Torvalds1da177e2005-04-16 15:20:36 -07001314struct ipr_misc_cbs {
1315 struct ipr_ioa_vpd ioa_vpd;
brking@us.ibm.com62275042005-11-01 17:01:14 -06001316 struct ipr_inquiry_page0 page0_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001317 struct ipr_inquiry_page3 page3_data;
Brian Kingac09c342007-04-26 16:00:16 -05001318 struct ipr_inquiry_cap cap;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001319 struct ipr_mode_pages mode_pages;
1320 struct ipr_supported_device supp_dev;
1321};
1322
1323struct ipr_interrupt_offsets {
1324 unsigned long set_interrupt_mask_reg;
1325 unsigned long clr_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001326 unsigned long clr_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001327 unsigned long sense_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001328 unsigned long sense_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001329 unsigned long clr_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001330 unsigned long clr_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001331
1332 unsigned long sense_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001333 unsigned long sense_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001334 unsigned long ioarrin_reg;
1335 unsigned long sense_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001336 unsigned long sense_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001337 unsigned long set_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001338 unsigned long set_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001339 unsigned long clr_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001340 unsigned long clr_uproc_interrupt_reg32;
1341
1342 unsigned long init_feedback_reg;
Wayne Boyerdcbad002010-02-19 13:24:14 -08001343
1344 unsigned long dump_addr_reg;
1345 unsigned long dump_data_reg;
Wayne Boyer8701f182010-06-04 10:26:50 -07001346
Wayne Boyer4289a082010-06-24 17:00:59 -07001347#define IPR_ENDIAN_SWAP_KEY 0x00080800
Wayne Boyer8701f182010-06-04 10:26:50 -07001348 unsigned long endian_swap_reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001349};
1350
1351struct ipr_interrupts {
1352 void __iomem *set_interrupt_mask_reg;
1353 void __iomem *clr_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001354 void __iomem *clr_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001355 void __iomem *sense_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001356 void __iomem *sense_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001357 void __iomem *clr_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001358 void __iomem *clr_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001359
1360 void __iomem *sense_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001361 void __iomem *sense_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001362 void __iomem *ioarrin_reg;
1363 void __iomem *sense_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001364 void __iomem *sense_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001365 void __iomem *set_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001366 void __iomem *set_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001367 void __iomem *clr_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001368 void __iomem *clr_uproc_interrupt_reg32;
1369
1370 void __iomem *init_feedback_reg;
Wayne Boyerdcbad002010-02-19 13:24:14 -08001371
1372 void __iomem *dump_addr_reg;
1373 void __iomem *dump_data_reg;
Wayne Boyer8701f182010-06-04 10:26:50 -07001374
1375 void __iomem *endian_swap_reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001376};
1377
1378struct ipr_chip_cfg_t {
1379 u32 mailbox;
Brian King89aad422012-03-14 21:20:10 -05001380 u16 max_cmds;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001381 u8 cache_line_size;
Brian King7dd21302012-03-14 21:20:08 -05001382 u8 clear_isr;
wenxiong@linux.vnet.ibm.comb53d1242013-01-11 17:43:52 -06001383 u32 iopoll_weight;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001384 struct ipr_interrupt_offsets regs;
1385};
1386
1387struct ipr_chip_t {
1388 u16 vendor;
1389 u16 device;
Wayne Boyer1be7bd82009-06-17 09:55:35 -07001390 u16 intr_type;
1391#define IPR_USE_LSI 0x00
1392#define IPR_USE_MSI 0x01
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -06001393#define IPR_USE_MSIX 0x02
Wayne Boyera32c0552010-02-19 13:23:36 -08001394 u16 sis_type;
1395#define IPR_SIS32 0x00
1396#define IPR_SIS64 0x01
Wayne Boyercb237ef2010-06-17 11:51:40 -07001397 u16 bist_method;
1398#define IPR_PCI_CFG 0x00
1399#define IPR_MMIO 0x01
Linus Torvalds1da177e2005-04-16 15:20:36 -07001400 const struct ipr_chip_cfg_t *cfg;
1401};
1402
1403enum ipr_shutdown_type {
1404 IPR_SHUTDOWN_NORMAL = 0x00,
1405 IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40,
1406 IPR_SHUTDOWN_ABBREV = 0x80,
1407 IPR_SHUTDOWN_NONE = 0x100
1408};
1409
1410struct ipr_trace_entry {
1411 u32 time;
1412
1413 u8 op_code;
Brian King35a39692006-09-25 12:39:20 -05001414 u8 ata_op_code;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001415 u8 type;
1416#define IPR_TRACE_START 0x00
1417#define IPR_TRACE_FINISH 0xff
Brian King35a39692006-09-25 12:39:20 -05001418 u8 cmd_index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001419
1420 __be32 res_handle;
1421 union {
1422 u32 ioasc;
1423 u32 add_data;
1424 u32 res_addr;
1425 } u;
1426};
1427
1428struct ipr_sglist {
1429 u32 order;
1430 u32 num_sg;
brking@us.ibm.com12baa422005-11-01 17:01:27 -06001431 u32 num_dma_sg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001432 u32 buffer_len;
1433 struct scatterlist scatterlist[1];
1434};
1435
1436enum ipr_sdt_state {
1437 INACTIVE,
1438 WAIT_FOR_DUMP,
1439 GET_DUMP,
Brian King41e9a692011-09-21 08:51:11 -05001440 READ_DUMP,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001441 ABORT_DUMP,
1442 DUMP_OBTAINED
1443};
1444
1445/* Per-controller data */
1446struct ipr_ioa_cfg {
1447 char eye_catcher[8];
1448#define IPR_EYECATCHER "iprcfg"
1449
1450 struct list_head queue;
1451
Linus Torvalds1da177e2005-04-16 15:20:36 -07001452 u8 in_reset_reload:1;
1453 u8 in_ioa_bringdown:1;
1454 u8 ioa_unit_checked:1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001455 u8 dump_taken:1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001456 u8 allow_ml_add_del:1;
brking@us.ibm.comce155cc2005-11-17 09:35:12 -06001457 u8 needs_hard_reset:1;
Brian Kingac09c342007-04-26 16:00:16 -05001458 u8 dual_raid:1;
Brian King463fc692007-05-07 17:09:05 -05001459 u8 needs_warm_reset:1;
Wayne Boyer95fecd92009-06-16 15:13:28 -07001460 u8 msi_received:1;
Wayne Boyera32c0552010-02-19 13:23:36 -08001461 u8 sis64:1;
Brian King4c647e92011-10-15 09:08:56 -05001462 u8 dump_timeout:1;
Jan Kiszkafb51ccb2011-11-04 09:45:59 +01001463 u8 cfg_locked:1;
Brian King7dd21302012-03-14 21:20:08 -05001464 u8 clear_isr:1;
Brian King6270e592014-01-21 12:16:41 -06001465 u8 probe_done:1;
Brian King463fc692007-05-07 17:09:05 -05001466
1467 u8 revid;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001468
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001469 /*
1470 * Bitmaps for SIS64 generated target values
1471 */
wenxiong@linux.vnet.ibm.com222ab592013-03-14 13:52:25 -05001472 unsigned long target_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)];
1473 unsigned long array_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)];
1474 unsigned long vset_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)];
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001475
Linus Torvalds1da177e2005-04-16 15:20:36 -07001476 u16 type; /* CCIN of the card */
1477
1478 u8 log_level;
1479#define IPR_MAX_LOG_LEVEL 4
1480#define IPR_DEFAULT_LOG_LEVEL 2
1481
1482#define IPR_NUM_TRACE_INDEX_BITS 8
1483#define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS)
1484#define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES)
1485 char trace_start[8];
1486#define IPR_TRACE_START_LABEL "trace"
1487 struct ipr_trace_entry *trace;
wenxiong@linux.vnet.ibm.com56d6aa32013-01-11 17:43:51 -06001488 atomic_t trace_index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001489
Linus Torvalds1da177e2005-04-16 15:20:36 -07001490 char cfg_table_start[8];
1491#define IPR_CFG_TBL_START "cfg"
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001492 union {
1493 struct ipr_config_table *cfg_table;
1494 struct ipr_config_table64 *cfg_table64;
1495 } u;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001496 dma_addr_t cfg_table_dma;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001497 u32 cfg_table_size;
1498 u32 max_devs_supported;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001499
1500 char resource_table_label[8];
1501#define IPR_RES_TABLE_LABEL "res_tbl"
1502 struct ipr_resource_entry *res_entries;
1503 struct list_head free_res_q;
1504 struct list_head used_res_q;
1505
1506 char ipr_hcam_label[8];
1507#define IPR_HCAM_LABEL "hcams"
1508 struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS];
1509 dma_addr_t hostrcb_dma[IPR_NUM_HCAMS];
1510 struct list_head hostrcb_free_q;
1511 struct list_head hostrcb_pending_q;
1512
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -06001513 struct ipr_hrr_queue hrrq[IPR_MAX_HRRQ_NUM];
1514 u32 hrrq_num;
wenxiong@linux.vnet.ibm.com56d6aa32013-01-11 17:43:51 -06001515 atomic_t hrrq_index;
1516 u16 identify_hrrq_index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001517
1518 struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES];
1519
Brian King5469cb52007-03-29 12:42:40 -05001520 unsigned int transop_timeout;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001521 const struct ipr_chip_cfg_t *chip_cfg;
Wayne Boyer1be7bd82009-06-17 09:55:35 -07001522 const struct ipr_chip_t *ipr_chip;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001523
1524 void __iomem *hdw_dma_regs; /* iomapped PCI memory space */
1525 unsigned long hdw_dma_regs_pci; /* raw PCI memory space */
1526 void __iomem *ioa_mailbox;
1527 struct ipr_interrupts regs;
1528
1529 u16 saved_pcix_cmd_reg;
1530 u16 reset_retries;
1531
1532 u32 errors_logged;
brking@us.ibm.com3d1d0da2005-11-01 17:01:54 -06001533 u32 doorbell;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001534
1535 struct Scsi_Host *host;
1536 struct pci_dev *pdev;
1537 struct ipr_sglist *ucode_sglist;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001538 u8 saved_mode_page_len;
1539
1540 struct work_struct work_q;
1541
1542 wait_queue_head_t reset_wait_q;
Wayne Boyer95fecd92009-06-16 15:13:28 -07001543 wait_queue_head_t msi_wait_q;
Brian King6270e592014-01-21 12:16:41 -06001544 wait_queue_head_t eeh_wait_q;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001545
1546 struct ipr_dump *dump;
1547 enum ipr_sdt_state sdt_state;
1548
1549 struct ipr_misc_cbs *vpd_cbs;
1550 dma_addr_t vpd_cbs_dma;
1551
1552 struct pci_pool *ipr_cmd_pool;
1553
1554 struct ipr_cmnd *reset_cmd;
Brian King463fc692007-05-07 17:09:05 -05001555 int (*reset) (struct ipr_cmnd *);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001556
Brian King35a39692006-09-25 12:39:20 -05001557 struct ata_host ata_host;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001558 char ipr_cmd_label[8];
Brian King0124ca92009-07-30 10:58:51 -05001559#define IPR_CMD_LABEL "ipr_cmd"
Brian King89aad422012-03-14 21:20:10 -05001560 u32 max_cmds;
1561 struct ipr_cmnd **ipr_cmnd_list;
1562 dma_addr_t *ipr_cmnd_list_dma;
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -06001563
1564 u16 intr_flag;
1565 unsigned int nvectors;
1566
1567 struct {
1568 unsigned short vec;
1569 char desc[22];
1570 } vectors_info[IPR_MAX_MSIX_VECTORS];
1571
wenxiong@linux.vnet.ibm.comb53d1242013-01-11 17:43:52 -06001572 u32 iopoll_weight;
1573
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001574}; /* struct ipr_ioa_cfg */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001575
1576struct ipr_cmnd {
1577 struct ipr_ioarcb ioarcb;
Wayne Boyera32c0552010-02-19 13:23:36 -08001578 union {
1579 struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES];
1580 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES];
1581 struct ipr_ata64_ioadl ata_ioadl;
1582 } i;
Wayne Boyer96d21f02010-05-10 09:13:27 -07001583 union {
1584 struct ipr_ioasa ioasa;
1585 struct ipr_ioasa64 ioasa64;
1586 } s;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001587 struct list_head queue;
1588 struct scsi_cmnd *scsi_cmd;
Brian King35a39692006-09-25 12:39:20 -05001589 struct ata_queued_cmd *qc;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001590 struct completion completion;
1591 struct timer_list timer;
Brian King172cd6e2012-07-17 08:14:40 -05001592 void (*fast_done) (struct ipr_cmnd *);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001593 void (*done) (struct ipr_cmnd *);
1594 int (*job_step) (struct ipr_cmnd *);
brking@us.ibm.comdfed8232005-11-01 17:02:55 -06001595 int (*job_step_failed) (struct ipr_cmnd *);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001596 u16 cmd_index;
1597 u8 sense_buffer[SCSI_SENSE_BUFFERSIZE];
1598 dma_addr_t sense_buffer_dma;
1599 unsigned short dma_use_sg;
Wayne Boyera32c0552010-02-19 13:23:36 -08001600 dma_addr_t dma_addr;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001601 struct ipr_cmnd *sibling;
1602 union {
1603 enum ipr_shutdown_type shutdown_type;
1604 struct ipr_hostrcb *hostrcb;
1605 unsigned long time_left;
1606 unsigned long scratch;
1607 struct ipr_resource_entry *res;
1608 struct scsi_device *sdev;
1609 } u;
1610
wenxiong@linux.vnet.ibm.com05a65382013-01-11 17:43:50 -06001611 struct ipr_hrr_queue *hrrq;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001612 struct ipr_ioa_cfg *ioa_cfg;
1613};
1614
1615struct ipr_ses_table_entry {
1616 char product_id[17];
1617 char compare_product_id_byte[17];
1618 u32 max_bus_speed_limit; /* MB/sec limit for this backplane */
1619};
1620
1621struct ipr_dump_header {
1622 u32 eye_catcher;
1623#define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2
1624 u32 len;
1625 u32 num_entries;
1626 u32 first_entry_offset;
1627 u32 status;
1628#define IPR_DUMP_STATUS_SUCCESS 0
1629#define IPR_DUMP_STATUS_QUAL_SUCCESS 2
1630#define IPR_DUMP_STATUS_FAILED 0xffffffff
1631 u32 os;
1632#define IPR_DUMP_OS_LINUX 0x4C4E5558
1633 u32 driver_name;
1634#define IPR_DUMP_DRIVER_NAME 0x49505232
1635}__attribute__((packed, aligned (4)));
1636
1637struct ipr_dump_entry_header {
1638 u32 eye_catcher;
1639#define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2
1640 u32 len;
1641 u32 num_elems;
1642 u32 offset;
1643 u32 data_type;
1644#define IPR_DUMP_DATA_TYPE_ASCII 0x41534349
1645#define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41
1646 u32 id;
1647#define IPR_DUMP_IOA_DUMP_ID 0x494F4131
1648#define IPR_DUMP_LOCATION_ID 0x4C4F4341
1649#define IPR_DUMP_TRACE_ID 0x54524143
1650#define IPR_DUMP_DRIVER_VERSION_ID 0x44525652
1651#define IPR_DUMP_DRIVER_TYPE_ID 0x54595045
1652#define IPR_DUMP_IOA_CTRL_BLK 0x494F4342
1653#define IPR_DUMP_PEND_OPS 0x414F5053
1654 u32 status;
1655}__attribute__((packed, aligned (4)));
1656
1657struct ipr_dump_location_entry {
1658 struct ipr_dump_entry_header hdr;
Kay Sievers71610f52008-12-03 22:41:36 +01001659 u8 location[20];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001660}__attribute__((packed));
1661
1662struct ipr_dump_trace_entry {
1663 struct ipr_dump_entry_header hdr;
1664 u32 trace[IPR_TRACE_SIZE / sizeof(u32)];
1665}__attribute__((packed, aligned (4)));
1666
1667struct ipr_dump_version_entry {
1668 struct ipr_dump_entry_header hdr;
1669 u8 version[sizeof(IPR_DRIVER_VERSION)];
1670};
1671
1672struct ipr_dump_ioa_type_entry {
1673 struct ipr_dump_entry_header hdr;
1674 u32 type;
1675 u32 fw_version;
1676};
1677
1678struct ipr_driver_dump {
1679 struct ipr_dump_header hdr;
1680 struct ipr_dump_version_entry version_entry;
1681 struct ipr_dump_location_entry location_entry;
1682 struct ipr_dump_ioa_type_entry ioa_type_entry;
1683 struct ipr_dump_trace_entry trace_entry;
1684}__attribute__((packed));
1685
1686struct ipr_ioa_dump {
1687 struct ipr_dump_entry_header hdr;
1688 struct ipr_sdt sdt;
Kleber Sacilotto de Souza4d4dd702011-04-26 19:23:29 -03001689 __be32 **ioa_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001690 u32 reserved;
1691 u32 next_page_index;
1692 u32 page_offset;
1693 u32 format;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001694}__attribute__((packed, aligned (4)));
1695
1696struct ipr_dump {
1697 struct kref kref;
1698 struct ipr_ioa_cfg *ioa_cfg;
1699 struct ipr_driver_dump driver_dump;
1700 struct ipr_ioa_dump ioa_dump;
1701};
1702
1703struct ipr_error_table_t {
1704 u32 ioasc;
1705 int log_ioasa;
1706 int log_hcam;
1707 char *error;
1708};
1709
1710struct ipr_software_inq_lid_info {
1711 __be32 load_id;
1712 __be32 timestamp[3];
1713}__attribute__((packed, aligned (4)));
1714
1715struct ipr_ucode_image_header {
1716 __be32 header_length;
1717 __be32 lid_table_offset;
1718 u8 major_release;
1719 u8 card_type;
1720 u8 minor_release[2];
1721 u8 reserved[20];
1722 char eyecatcher[16];
1723 __be32 num_lids;
1724 struct ipr_software_inq_lid_info lid[1];
1725}__attribute__((packed, aligned (4)));
1726
1727/*
1728 * Macros
1729 */
brking@us.ibm.comd3c74872005-11-01 17:01:34 -06001730#define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001731
1732#ifdef CONFIG_SCSI_IPR_TRACE
1733#define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr)
1734#define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr)
1735#else
1736#define ipr_create_trace_file(kobj, attr) 0
1737#define ipr_remove_trace_file(kobj, attr) do { } while(0)
1738#endif
1739
1740#ifdef CONFIG_SCSI_IPR_DUMP
1741#define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr)
1742#define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr)
1743#else
1744#define ipr_create_dump_file(kobj, attr) 0
1745#define ipr_remove_dump_file(kobj, attr) do { } while(0)
1746#endif
1747
1748/*
1749 * Error logging macros
1750 */
1751#define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__)
1752#define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001753#define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__))
1754
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001755#define ipr_res_printk(level, ioa_cfg, bus, target, lun, fmt, ...) \
1756 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \
1757 bus, target, lun, ##__VA_ARGS__)
1758
1759#define ipr_res_err(ioa_cfg, res, fmt, ...) \
1760 ipr_res_printk(KERN_ERR, ioa_cfg, (res)->bus, (res)->target, (res)->lun, fmt, ##__VA_ARGS__)
1761
Brian Kingfb3ed3c2006-03-29 09:37:37 -06001762#define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \
1763 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \
1764 (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001765
Brian Kingfb3ed3c2006-03-29 09:37:37 -06001766#define ipr_ra_err(ioa_cfg, ra, fmt, ...) \
1767 ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001768
brking@us.ibm.comfa15b1f2005-11-01 17:00:27 -06001769#define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \
1770{ \
1771 if ((res).bus >= IPR_MAX_NUM_BUSES) { \
1772 ipr_err(fmt": unknown\n", ##__VA_ARGS__); \
1773 } else { \
1774 ipr_err(fmt": %d:%d:%d:%d\n", \
1775 ##__VA_ARGS__, (ioa_cfg)->host->host_no, \
1776 (res).bus, (res).target, (res).lun); \
1777 } \
1778}
1779
Brian King49dc6a12006-11-21 10:28:35 -06001780#define ipr_hcam_err(hostrcb, fmt, ...) \
Wayne Boyer4565e372010-02-19 13:24:07 -08001781{ \
1782 if (ipr_is_device(hostrcb)) { \
1783 if ((hostrcb)->ioa_cfg->sis64) { \
1784 printk(KERN_ERR IPR_NAME ": %s: " fmt, \
Brian Kingb3b3b402013-01-11 17:43:49 -06001785 ipr_format_res_path(hostrcb->ioa_cfg, \
1786 hostrcb->hcam.u.error64.fd_res_path, \
Wayne Boyer5adcbeb2010-06-03 16:02:21 -07001787 hostrcb->rp_buffer, \
1788 sizeof(hostrcb->rp_buffer)), \
Wayne Boyer4565e372010-02-19 13:24:07 -08001789 __VA_ARGS__); \
1790 } else { \
1791 ipr_ra_err((hostrcb)->ioa_cfg, \
1792 (hostrcb)->hcam.u.error.fd_res_addr, \
1793 fmt, __VA_ARGS__); \
1794 } \
1795 } else { \
1796 dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, __VA_ARGS__); \
1797 } \
Brian King49dc6a12006-11-21 10:28:35 -06001798}
1799
Linus Torvalds1da177e2005-04-16 15:20:36 -07001800#define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\
Harvey Harrisoncadbd4a2008-07-03 23:47:27 -07001801 __FILE__, __func__, __LINE__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001802
Harvey Harrisoncadbd4a2008-07-03 23:47:27 -07001803#define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __func__))
1804#define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __func__))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001805
1806#define ipr_err_separator \
1807ipr_err("----------------------------------------------------------\n")
1808
1809
1810/*
1811 * Inlines
1812 */
1813
1814/**
1815 * ipr_is_ioa_resource - Determine if a resource is the IOA
1816 * @res: resource entry struct
1817 *
1818 * Return value:
1819 * 1 if IOA / 0 if not IOA
1820 **/
1821static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res)
1822{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001823 return res->type == IPR_RES_TYPE_IOAFP;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001824}
1825
1826/**
1827 * ipr_is_af_dasd_device - Determine if a resource is an AF DASD
1828 * @res: resource entry struct
1829 *
1830 * Return value:
1831 * 1 if AF DASD / 0 if not AF DASD
1832 **/
1833static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res)
1834{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001835 return res->type == IPR_RES_TYPE_AF_DASD ||
1836 res->type == IPR_RES_TYPE_REMOTE_AF_DASD;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001837}
1838
1839/**
1840 * ipr_is_vset_device - Determine if a resource is a VSET
1841 * @res: resource entry struct
1842 *
1843 * Return value:
1844 * 1 if VSET / 0 if not VSET
1845 **/
1846static inline int ipr_is_vset_device(struct ipr_resource_entry *res)
1847{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001848 return res->type == IPR_RES_TYPE_VOLUME_SET;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001849}
1850
1851/**
1852 * ipr_is_gscsi - Determine if a resource is a generic scsi resource
1853 * @res: resource entry struct
1854 *
1855 * Return value:
1856 * 1 if GSCSI / 0 if not GSCSI
1857 **/
1858static inline int ipr_is_gscsi(struct ipr_resource_entry *res)
1859{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001860 return res->type == IPR_RES_TYPE_GENERIC_SCSI;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001861}
1862
1863/**
Brian Kinge4fbf442006-03-29 09:37:22 -06001864 * ipr_is_scsi_disk - Determine if a resource is a SCSI disk
1865 * @res: resource entry struct
1866 *
1867 * Return value:
1868 * 1 if SCSI disk / 0 if not SCSI disk
1869 **/
1870static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res)
1871{
1872 if (ipr_is_af_dasd_device(res) ||
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001873 (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->std_inq_data)))
Brian Kinge4fbf442006-03-29 09:37:22 -06001874 return 1;
1875 else
1876 return 0;
1877}
1878
1879/**
Brian Kingb5145d22006-08-02 14:57:36 -05001880 * ipr_is_gata - Determine if a resource is a generic ATA resource
1881 * @res: resource entry struct
1882 *
1883 * Return value:
1884 * 1 if GATA / 0 if not GATA
1885 **/
1886static inline int ipr_is_gata(struct ipr_resource_entry *res)
1887{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001888 return res->type == IPR_RES_TYPE_GENERIC_ATA;
Brian Kingb5145d22006-08-02 14:57:36 -05001889}
1890
1891/**
brking@us.ibm.comee0a90f2005-11-01 17:02:22 -06001892 * ipr_is_naca_model - Determine if a resource is using NACA queueing model
1893 * @res: resource entry struct
1894 *
1895 * Return value:
1896 * 1 if NACA queueing model / 0 if not NACA queueing model
1897 **/
1898static inline int ipr_is_naca_model(struct ipr_resource_entry *res)
1899{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001900 if (ipr_is_gscsi(res) && res->qmodel == IPR_QUEUE_NACA_MODEL)
brking@us.ibm.comee0a90f2005-11-01 17:02:22 -06001901 return 1;
1902 return 0;
1903}
1904
1905/**
Wayne Boyer4565e372010-02-19 13:24:07 -08001906 * ipr_is_device - Determine if the hostrcb structure is related to a device
1907 * @hostrcb: host resource control blocks struct
Linus Torvalds1da177e2005-04-16 15:20:36 -07001908 *
1909 * Return value:
1910 * 1 if AF / 0 if not AF
1911 **/
Wayne Boyer4565e372010-02-19 13:24:07 -08001912static inline int ipr_is_device(struct ipr_hostrcb *hostrcb)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001913{
Wayne Boyer4565e372010-02-19 13:24:07 -08001914 struct ipr_res_addr *res_addr;
1915 u8 *res_path;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001916
Wayne Boyer4565e372010-02-19 13:24:07 -08001917 if (hostrcb->ioa_cfg->sis64) {
1918 res_path = &hostrcb->hcam.u.error64.fd_res_path[0];
1919 if ((res_path[0] == 0x00 || res_path[0] == 0x80 ||
1920 res_path[0] == 0x81) && res_path[2] != 0xFF)
1921 return 1;
1922 } else {
1923 res_addr = &hostrcb->hcam.u.error.fd_res_addr;
1924
1925 if ((res_addr->bus < IPR_MAX_NUM_BUSES) &&
1926 (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1)))
1927 return 1;
1928 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001929 return 0;
1930}
1931
1932/**
1933 * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2
1934 * @sdt_word: SDT address
1935 *
1936 * Return value:
1937 * 1 if format 2 / 0 if not
1938 **/
1939static inline int ipr_sdt_is_fmt2(u32 sdt_word)
1940{
1941 u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word);
1942
1943 switch (bar_sel) {
1944 case IPR_SDT_FMT2_BAR0_SEL:
1945 case IPR_SDT_FMT2_BAR1_SEL:
1946 case IPR_SDT_FMT2_BAR2_SEL:
1947 case IPR_SDT_FMT2_BAR3_SEL:
1948 case IPR_SDT_FMT2_BAR4_SEL:
1949 case IPR_SDT_FMT2_BAR5_SEL:
1950 case IPR_SDT_FMT2_EXP_ROM_SEL:
1951 return 1;
1952 };
1953
1954 return 0;
1955}
1956
Wayne Boyerc5f10182010-06-09 08:24:55 -07001957#ifndef writeq
1958static inline void writeq(u64 val, void __iomem *addr)
1959{
1960 writel(((u32) (val >> 32)), addr);
1961 writel(((u32) (val)), (addr + 4));
1962}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001963#endif
Wayne Boyerc5f10182010-06-09 08:24:55 -07001964
1965#endif /* _IPR_H */