blob: 4d31625ab9cf002e63f490c33396fe520b17be2c [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
29#include <linux/types.h>
30#include <linux/completion.h>
Brian King35a39692006-09-25 12:39:20 -050031#include <linux/libata.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070032#include <linux/list.h>
33#include <linux/kref.h>
34#include <scsi/scsi.h>
35#include <scsi/scsi_cmnd.h>
36
37/*
38 * Literals
39 */
Wayne Boyerd7b46272010-02-19 13:24:38 -080040#define IPR_DRIVER_VERSION "2.5.0"
41#define IPR_DRIVER_DATE "(February 11, 2010)"
Linus Torvalds1da177e2005-04-16 15:20:36 -070042
43/*
Linus Torvalds1da177e2005-04-16 15:20:36 -070044 * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding
45 * ops per device for devices not running tagged command queuing.
46 * This can be adjusted at runtime through sysfs device attributes.
47 */
48#define IPR_MAX_CMD_PER_LUN 6
Brian Kingb5145d22006-08-02 14:57:36 -050049#define IPR_MAX_CMD_PER_ATA_LUN 1
Linus Torvalds1da177e2005-04-16 15:20:36 -070050
51/*
52 * IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of
53 * ops the mid-layer can send to the adapter.
54 */
55#define IPR_NUM_BASE_CMD_BLKS 100
56
Brian King60e74862006-11-21 10:28:10 -060057#define PCI_DEVICE_ID_IBM_OBSIDIAN_E 0x0339
Wayne Boyerd7b46272010-02-19 13:24:38 -080058
59#define PCI_DEVICE_ID_IBM_CROC_FPGA_E2 0x033D
60#define PCI_DEVICE_ID_IBM_CROC_ASIC_E2 0x034A
Brian King60e74862006-11-21 10:28:10 -060061
Linus Torvalds1da177e2005-04-16 15:20:36 -070062#define IPR_SUBS_DEV_ID_2780 0x0264
63#define IPR_SUBS_DEV_ID_5702 0x0266
64#define IPR_SUBS_DEV_ID_5703 0x0278
Wayne Boyerb0f56d32010-06-24 13:34:14 -070065#define IPR_SUBS_DEV_ID_572E 0x028D
66#define IPR_SUBS_DEV_ID_573E 0x02D3
67#define IPR_SUBS_DEV_ID_573D 0x02D4
Linus Torvalds1da177e2005-04-16 15:20:36 -070068#define IPR_SUBS_DEV_ID_571A 0x02C0
69#define IPR_SUBS_DEV_ID_571B 0x02BE
Wayne Boyerb0f56d32010-06-24 13:34:14 -070070#define IPR_SUBS_DEV_ID_571E 0x02BF
brking@us.ibm.com86f51432005-11-01 17:02:42 -060071#define IPR_SUBS_DEV_ID_571F 0x02D5
72#define IPR_SUBS_DEV_ID_572A 0x02C1
73#define IPR_SUBS_DEV_ID_572B 0x02C2
Brian King60e74862006-11-21 10:28:10 -060074#define IPR_SUBS_DEV_ID_572F 0x02C3
Brian King185eb312007-03-29 12:42:53 -050075#define IPR_SUBS_DEV_ID_574E 0x030A
brking@us.ibm.com86f51432005-11-01 17:02:42 -060076#define IPR_SUBS_DEV_ID_575B 0x030D
Brian King60e74862006-11-21 10:28:10 -060077#define IPR_SUBS_DEV_ID_575C 0x0338
Brian King185eb312007-03-29 12:42:53 -050078#define IPR_SUBS_DEV_ID_57B3 0x033A
Brian King60e74862006-11-21 10:28:10 -060079#define IPR_SUBS_DEV_ID_57B7 0x0360
80#define IPR_SUBS_DEV_ID_57B8 0x02C2
Linus Torvalds1da177e2005-04-16 15:20:36 -070081
Wayne Boyerd7b46272010-02-19 13:24:38 -080082#define IPR_SUBS_DEV_ID_57B4 0x033B
83#define IPR_SUBS_DEV_ID_57B2 0x035F
84#define IPR_SUBS_DEV_ID_57C6 0x0357
Wayne Boyerb0f56d32010-06-24 13:34:14 -070085#define IPR_SUBS_DEV_ID_57CC 0x035C
Wayne Boyerd7b46272010-02-19 13:24:38 -080086
87#define IPR_SUBS_DEV_ID_57B5 0x033C
88#define IPR_SUBS_DEV_ID_57CE 0x035E
89#define IPR_SUBS_DEV_ID_57B1 0x0355
90
91#define IPR_SUBS_DEV_ID_574D 0x0356
92#define IPR_SUBS_DEV_ID_575D 0x035D
93
Linus Torvalds1da177e2005-04-16 15:20:36 -070094#define IPR_NAME "ipr"
95
96/*
97 * Return codes
98 */
99#define IPR_RC_JOB_CONTINUE 1
100#define IPR_RC_JOB_RETURN 2
101
102/*
103 * IOASCs
104 */
105#define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200
Brian King65f56472007-04-26 16:00:12 -0500106#define IPR_IOASC_NR_IOA_RESET_REQUIRED 0x02048000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700107#define IPR_IOASC_SYNC_REQUIRED 0x023f0000
108#define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00
109#define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000
110#define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500
111#define IPR_IOASC_IOASC_MASK 0xFFFFFF00
112#define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF
brking@us.ibm.comdfed8232005-11-01 17:02:55 -0600113#define IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT 0x05240000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114#define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -0600115#define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100
116#define IPR_IOASA_IR_DUAL_IOA_DISABLED 0x052C8000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700117#define IPR_IOASC_BUS_WAS_RESET 0x06290000
118#define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000
119#define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000
120
121#define IPR_FIRST_DRIVER_IOASC 0x10000000
122#define IPR_IOASC_IOA_WAS_RESET 0x10000001
123#define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002
124
Brian King5469cb52007-03-29 12:42:40 -0500125/* Driver data flags */
126#define IPR_USE_LONG_TRANSOP_TIMEOUT 0x00000001
Brian King463fc692007-05-07 17:09:05 -0500127#define IPR_USE_PCI_WARM_RESET 0x00000002
Brian King5469cb52007-03-29 12:42:40 -0500128
Brian Kingac719ab2006-11-21 10:28:42 -0600129#define IPR_DEFAULT_MAX_ERROR_DUMP 984
Linus Torvalds1da177e2005-04-16 15:20:36 -0700130#define IPR_NUM_LOG_HCAMS 2
131#define IPR_NUM_CFG_CHG_HCAMS 2
132#define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS)
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800133
134#define IPR_MAX_SIS64_TARGETS_PER_BUS 1024
135#define IPR_MAX_SIS64_LUNS_PER_TARGET 0xffffffff
136
brking@us.ibm.comd71a8b02005-11-01 17:02:49 -0600137#define IPR_MAX_NUM_TARGETS_PER_BUS 256
Linus Torvalds1da177e2005-04-16 15:20:36 -0700138#define IPR_MAX_NUM_LUNS_PER_TARGET 256
139#define IPR_MAX_NUM_VSET_LUNS_PER_TARGET 8
140#define IPR_VSET_BUS 0xff
141#define IPR_IOA_BUS 0xff
142#define IPR_IOA_TARGET 0xff
143#define IPR_IOA_LUN 0xff
Brian Kingb5145d22006-08-02 14:57:36 -0500144#define IPR_MAX_NUM_BUSES 16
Linus Torvalds1da177e2005-04-16 15:20:36 -0700145#define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES
146
147#define IPR_NUM_RESET_RELOAD_RETRIES 3
148
149/* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */
150#define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \
Wayne Boyerf72919e2010-02-19 13:24:21 -0800151 ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 4)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152
153#define IPR_MAX_COMMANDS IPR_NUM_BASE_CMD_BLKS
154#define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \
155 IPR_NUM_INTERNAL_CMD_BLKS)
156
157#define IPR_MAX_PHYSICAL_DEVS 192
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800158#define IPR_DEFAULT_SIS64_DEVS 1024
159#define IPR_MAX_SIS64_DEVS 4096
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160
161#define IPR_MAX_SGLIST 64
162#define IPR_IOA_MAX_SECTORS 32767
163#define IPR_VSET_MAX_SECTORS 512
164#define IPR_MAX_CDB_LEN 16
Wayne Boyer3feeb89d2009-10-20 11:09:00 -0700165#define IPR_MAX_HRRQ_RETRIES 3
Linus Torvalds1da177e2005-04-16 15:20:36 -0700166
167#define IPR_DEFAULT_BUS_WIDTH 16
168#define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
169#define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
170#define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
171#define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8))
172
173#define IPR_IOA_RES_HANDLE 0xffffffff
Brian King1121b792006-03-29 09:37:16 -0600174#define IPR_INVALID_RES_HANDLE 0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175#define IPR_IOA_RES_ADDR 0x00ffffff
176
177/*
178 * Adapter Commands
179 */
180#define IPR_QUERY_RSRC_STATE 0xC2
181#define IPR_RESET_DEVICE 0xC3
182#define IPR_RESET_TYPE_SELECT 0x80
183#define IPR_LUN_RESET 0x40
184#define IPR_TARGET_RESET 0x20
185#define IPR_BUS_RESET 0x10
Brian Kingb5145d22006-08-02 14:57:36 -0500186#define IPR_ATA_PHY_RESET 0x80
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187#define IPR_ID_HOST_RR_Q 0xC4
188#define IPR_QUERY_IOA_CONFIG 0xC5
189#define IPR_CANCEL_ALL_REQUESTS 0xCE
190#define IPR_HOST_CONTROLLED_ASYNC 0xCF
191#define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01
192#define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02
193#define IPR_SET_SUPPORTED_DEVICES 0xFB
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800194#define IPR_SET_ALL_SUPPORTED_DEVICES 0x80
Linus Torvalds1da177e2005-04-16 15:20:36 -0700195#define IPR_IOA_SHUTDOWN 0xF7
196#define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05
197
198/*
199 * Timeouts
200 */
201#define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ)
202#define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ)
203#define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ)
Brian Kingac09c342007-04-26 16:00:16 -0500204#define IPR_DUAL_IOA_ABBR_SHUTDOWN_TO (2 * 60 * HZ)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700205#define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
206#define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
207#define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
208#define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ)
209#define IPR_WRITE_BUFFER_TIMEOUT (10 * 60 * HZ)
210#define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ)
211#define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ)
212#define IPR_OPERATIONAL_TIMEOUT (5 * 60)
Brian King5469cb52007-03-29 12:42:40 -0500213#define IPR_LONG_OPERATIONAL_TIMEOUT (12 * 60)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700214#define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ)
215#define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10)
216#define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ)
Brian King463fc692007-05-07 17:09:05 -0500217#define IPR_PCI_RESET_TIMEOUT (HZ / 2)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700218#define IPR_DUMP_TIMEOUT (15 * HZ)
219
220/*
221 * SCSI Literals
222 */
223#define IPR_VENDOR_ID_LEN 8
224#define IPR_PROD_ID_LEN 16
225#define IPR_SERIAL_NUM_LEN 8
226
227/*
228 * Hardware literals
229 */
230#define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff
231#define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000
232#define IPR_FMT2_MKR_BAR_SEL_SHIFT 28
233#define IPR_GET_FMT2_BAR_SEL(mbx) \
234(((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT)
235#define IPR_SDT_FMT2_BAR0_SEL 0x0
236#define IPR_SDT_FMT2_BAR1_SEL 0x1
237#define IPR_SDT_FMT2_BAR2_SEL 0x2
238#define IPR_SDT_FMT2_BAR3_SEL 0x3
239#define IPR_SDT_FMT2_BAR4_SEL 0x4
240#define IPR_SDT_FMT2_BAR5_SEL 0x5
241#define IPR_SDT_FMT2_EXP_ROM_SEL 0x8
242#define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2
Wayne Boyerdcbad002010-02-19 13:24:14 -0800243#define IPR_FMT3_SDT_READY_TO_USE 0xC4D4E3F3
Linus Torvalds1da177e2005-04-16 15:20:36 -0700244#define IPR_DOORBELL 0x82800000
brking@us.ibm.com3d1d0da2005-11-01 17:01:54 -0600245#define IPR_RUNTIME_RESET 0x40000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700246
Wayne Boyer214777b2010-02-19 13:24:26 -0800247#define IPR_IPL_INIT_MIN_STAGE_TIME 5
Wayne Boyer438b0332010-05-10 09:13:00 -0700248#define IPR_IPL_INIT_DEFAULT_STAGE_TIME 15
Wayne Boyer214777b2010-02-19 13:24:26 -0800249#define IPR_IPL_INIT_STAGE_UNKNOWN 0x0
250#define IPR_IPL_INIT_STAGE_TRANSOP 0xB0000000
251#define IPR_IPL_INIT_STAGE_MASK 0xff000000
252#define IPR_IPL_INIT_STAGE_TIME_MASK 0x0000ffff
253#define IPR_PCII_IPL_STAGE_CHANGE (0x80000000 >> 0)
254
Linus Torvalds1da177e2005-04-16 15:20:36 -0700255#define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0)
256#define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3)
257#define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4)
258#define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5)
259#define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6)
260#define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7)
261#define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27)
262#define IPR_PCII_MMIO_ERROR (0x80000000 >> 28)
263#define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29)
264#define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30)
265#define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31)
266
267#define IPR_PCII_ERROR_INTERRUPTS \
268(IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \
269IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR)
270
271#define IPR_PCII_OPER_INTERRUPTS \
272(IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER)
273
274#define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7)
275#define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9)
Wayne Boyercb237ef2010-06-17 11:51:40 -0700276#define IPR_UPROCI_SIS64_START_BIST (0x80000000 >> 23)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700277
278#define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */
279#define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */
280
281/*
282 * Dump literals
283 */
284#define IPR_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024)
285#define IPR_NUM_SDT_ENTRIES 511
286#define IPR_MAX_NUM_DUMP_PAGES ((IPR_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1)
287
288/*
289 * Misc literals
290 */
291#define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST
292
293/*
294 * Adapter interface types
295 */
296
297struct ipr_res_addr {
298 u8 reserved;
299 u8 bus;
300 u8 target;
301 u8 lun;
302#define IPR_GET_PHYS_LOC(res_addr) \
303 (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun)
304}__attribute__((packed, aligned (4)));
305
306struct ipr_std_inq_vpids {
307 u8 vendor_id[IPR_VENDOR_ID_LEN];
308 u8 product_id[IPR_PROD_ID_LEN];
309}__attribute__((packed));
310
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600311struct ipr_vpd {
312 struct ipr_std_inq_vpids vpids;
313 u8 sn[IPR_SERIAL_NUM_LEN];
314}__attribute__((packed));
315
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600316struct ipr_ext_vpd {
317 struct ipr_vpd vpd;
318 __be32 wwid[2];
319}__attribute__((packed));
320
Linus Torvalds1da177e2005-04-16 15:20:36 -0700321struct ipr_std_inq_data {
322 u8 peri_qual_dev_type;
323#define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5)
324#define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F)
325
326 u8 removeable_medium_rsvd;
327#define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80
328
329#define IPR_IS_DASD_DEVICE(std_inq) \
330((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \
331!(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM))
332
333#define IPR_IS_SES_DEVICE(std_inq) \
334(IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE)
335
336 u8 version;
337 u8 aen_naca_fmt;
338 u8 additional_len;
339 u8 sccs_rsvd;
340 u8 bq_enc_multi;
341 u8 sync_cmdq_flags;
342
343 struct ipr_std_inq_vpids vpids;
344
345 u8 ros_rsvd_ram_rsvd[4];
346
347 u8 serial_num[IPR_SERIAL_NUM_LEN];
348}__attribute__ ((packed));
349
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800350#define IPR_RES_TYPE_AF_DASD 0x00
351#define IPR_RES_TYPE_GENERIC_SCSI 0x01
352#define IPR_RES_TYPE_VOLUME_SET 0x02
353#define IPR_RES_TYPE_REMOTE_AF_DASD 0x03
354#define IPR_RES_TYPE_GENERIC_ATA 0x04
355#define IPR_RES_TYPE_ARRAY 0x05
356#define IPR_RES_TYPE_IOAFP 0xff
357
Linus Torvalds1da177e2005-04-16 15:20:36 -0700358struct ipr_config_table_entry {
Brian Kingb5145d22006-08-02 14:57:36 -0500359 u8 proto;
360#define IPR_PROTO_SATA 0x02
361#define IPR_PROTO_SATA_ATAPI 0x03
362#define IPR_PROTO_SAS_STP 0x06
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800363#define IPR_PROTO_SAS_STP_ATAPI 0x07
Linus Torvalds1da177e2005-04-16 15:20:36 -0700364 u8 array_id;
365 u8 flags;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800366#define IPR_IS_IOA_RESOURCE 0x80
Linus Torvalds1da177e2005-04-16 15:20:36 -0700367 u8 rsvd_subtype;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700368
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800369#define IPR_QUEUEING_MODEL(res) ((((res)->flags) & 0x70) >> 4)
370#define IPR_QUEUE_FROZEN_MODEL 0
brking@us.ibm.comee0a90f2005-11-01 17:02:22 -0600371#define IPR_QUEUE_NACA_MODEL 1
372
Linus Torvalds1da177e2005-04-16 15:20:36 -0700373 struct ipr_res_addr res_addr;
374 __be32 res_handle;
375 __be32 reserved4[2];
376 struct ipr_std_inq_data std_inq_data;
377}__attribute__ ((packed, aligned (4)));
378
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800379struct ipr_config_table_entry64 {
380 u8 res_type;
381 u8 proto;
382 u8 vset_num;
383 u8 array_id;
384 __be16 flags;
385 __be16 res_flags;
386#define IPR_QUEUEING_MODEL64(res) ((((res)->res_flags) & 0x7000) >> 12)
387 __be32 res_handle;
388 u8 dev_id_type;
389 u8 reserved[3];
390 __be64 dev_id;
391 __be64 lun;
392 __be64 lun_wwn[2];
393#define IPR_MAX_RES_PATH_LENGTH 24
394 __be64 res_path;
395 struct ipr_std_inq_data std_inq_data;
396 u8 reserved2[4];
397 __be64 reserved3[2]; // description text
398 u8 reserved4[8];
399}__attribute__ ((packed, aligned (8)));
400
Linus Torvalds1da177e2005-04-16 15:20:36 -0700401struct ipr_config_table_hdr {
402 u8 num_entries;
403 u8 flags;
404#define IPR_UCODE_DOWNLOAD_REQ 0x10
405 __be16 reserved;
406}__attribute__((packed, aligned (4)));
407
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800408struct ipr_config_table_hdr64 {
409 __be16 num_entries;
410 __be16 reserved;
411 u8 flags;
412 u8 reserved2[11];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700413}__attribute__((packed, aligned (4)));
414
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800415struct ipr_config_table {
416 struct ipr_config_table_hdr hdr;
417 struct ipr_config_table_entry dev[0];
418}__attribute__((packed, aligned (4)));
419
420struct ipr_config_table64 {
421 struct ipr_config_table_hdr64 hdr64;
422 struct ipr_config_table_entry64 dev[0];
423}__attribute__((packed, aligned (8)));
424
425struct ipr_config_table_entry_wrapper {
426 union {
427 struct ipr_config_table_entry *cfgte;
428 struct ipr_config_table_entry64 *cfgte64;
429 } u;
430};
431
Linus Torvalds1da177e2005-04-16 15:20:36 -0700432struct ipr_hostrcb_cfg_ch_not {
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -0800433 union {
434 struct ipr_config_table_entry cfgte;
435 struct ipr_config_table_entry64 cfgte64;
436 } u;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700437 u8 reserved[936];
438}__attribute__((packed, aligned (4)));
439
440struct ipr_supported_device {
441 __be16 data_length;
442 u8 reserved;
443 u8 num_records;
444 struct ipr_std_inq_vpids vpids;
445 u8 reserved2[16];
446}__attribute__((packed, aligned (4)));
447
448/* Command packet structure */
449struct ipr_cmd_pkt {
450 __be16 reserved; /* Reserved by IOA */
451 u8 request_type;
452#define IPR_RQTYPE_SCSICDB 0x00
453#define IPR_RQTYPE_IOACMD 0x01
454#define IPR_RQTYPE_HCAM 0x02
Brian Kingb5145d22006-08-02 14:57:36 -0500455#define IPR_RQTYPE_ATA_PASSTHRU 0x04
Linus Torvalds1da177e2005-04-16 15:20:36 -0700456
Wayne Boyera32c0552010-02-19 13:23:36 -0800457 u8 reserved2;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700458
459 u8 flags_hi;
460#define IPR_FLAGS_HI_WRITE_NOT_READ 0x80
461#define IPR_FLAGS_HI_NO_ULEN_CHK 0x20
462#define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10
463#define IPR_FLAGS_HI_SYNC_COMPLETE 0x08
464#define IPR_FLAGS_HI_NO_LINK_DESC 0x04
465
466 u8 flags_lo;
467#define IPR_FLAGS_LO_ALIGNED_BFR 0x20
468#define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10
469#define IPR_FLAGS_LO_UNTAGGED_TASK 0x00
470#define IPR_FLAGS_LO_SIMPLE_TASK 0x02
471#define IPR_FLAGS_LO_ORDERED_TASK 0x04
472#define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06
473#define IPR_FLAGS_LO_ACA_TASK 0x08
474
475 u8 cdb[16];
476 __be16 timeout;
477}__attribute__ ((packed, aligned(4)));
478
Wayne Boyera32c0552010-02-19 13:23:36 -0800479struct ipr_ioarcb_ata_regs { /* 22 bytes */
Brian Kingb5145d22006-08-02 14:57:36 -0500480 u8 flags;
481#define IPR_ATA_FLAG_PACKET_CMD 0x80
482#define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40
483#define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20
484 u8 reserved[3];
485
486 __be16 data;
487 u8 feature;
488 u8 nsect;
489 u8 lbal;
490 u8 lbam;
491 u8 lbah;
492 u8 device;
493 u8 command;
494 u8 reserved2[3];
495 u8 hob_feature;
496 u8 hob_nsect;
497 u8 hob_lbal;
498 u8 hob_lbam;
499 u8 hob_lbah;
500 u8 ctl;
501}__attribute__ ((packed, aligned(4)));
502
Brian King51b1c7e2007-03-29 12:43:50 -0500503struct ipr_ioadl_desc {
504 __be32 flags_and_data_len;
505#define IPR_IOADL_FLAGS_MASK 0xff000000
506#define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK)
507#define IPR_IOADL_DATA_LEN_MASK 0x00ffffff
508#define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK)
509#define IPR_IOADL_FLAGS_READ 0x48000000
510#define IPR_IOADL_FLAGS_READ_LAST 0x49000000
511#define IPR_IOADL_FLAGS_WRITE 0x68000000
512#define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000
513#define IPR_IOADL_FLAGS_LAST 0x01000000
514
515 __be32 address;
516}__attribute__((packed, aligned (8)));
517
Wayne Boyera32c0552010-02-19 13:23:36 -0800518struct ipr_ioadl64_desc {
519 __be32 flags;
520 __be32 data_len;
521 __be64 address;
522}__attribute__((packed, aligned (16)));
523
524struct ipr_ata64_ioadl {
525 struct ipr_ioarcb_ata_regs regs;
526 u16 reserved[5];
527 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES];
528}__attribute__((packed, aligned (16)));
529
Brian Kingb5145d22006-08-02 14:57:36 -0500530struct ipr_ioarcb_add_data {
531 union {
532 struct ipr_ioarcb_ata_regs regs;
Brian King51b1c7e2007-03-29 12:43:50 -0500533 struct ipr_ioadl_desc ioadl[5];
Brian Kingb5145d22006-08-02 14:57:36 -0500534 __be32 add_cmd_parms[10];
Wayne Boyera32c0552010-02-19 13:23:36 -0800535 } u;
536}__attribute__ ((packed, aligned (4)));
537
538struct ipr_ioarcb_sis64_add_addr_ecb {
539 __be64 ioasa_host_pci_addr;
540 __be64 data_ioadl_addr;
541 __be64 reserved;
542 __be32 ext_control_buf[4];
543}__attribute__((packed, aligned (8)));
Brian Kingb5145d22006-08-02 14:57:36 -0500544
Linus Torvalds1da177e2005-04-16 15:20:36 -0700545/* IOA Request Control Block 128 bytes */
546struct ipr_ioarcb {
Wayne Boyera32c0552010-02-19 13:23:36 -0800547 union {
548 __be32 ioarcb_host_pci_addr;
549 __be64 ioarcb_host_pci_addr64;
550 } a;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700551 __be32 res_handle;
552 __be32 host_response_handle;
553 __be32 reserved1;
554 __be32 reserved2;
555 __be32 reserved3;
556
Wayne Boyera32c0552010-02-19 13:23:36 -0800557 __be32 data_transfer_length;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700558 __be32 read_data_transfer_length;
559 __be32 write_ioadl_addr;
Wayne Boyera32c0552010-02-19 13:23:36 -0800560 __be32 ioadl_len;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700561 __be32 read_ioadl_addr;
562 __be32 read_ioadl_len;
563
564 __be32 ioasa_host_pci_addr;
565 __be16 ioasa_len;
566 __be16 reserved4;
567
568 struct ipr_cmd_pkt cmd_pkt;
569
Wayne Boyera32c0552010-02-19 13:23:36 -0800570 __be16 add_cmd_parms_offset;
571 __be16 add_cmd_parms_len;
572
573 union {
574 struct ipr_ioarcb_add_data add_data;
575 struct ipr_ioarcb_sis64_add_addr_ecb sis64_addr_data;
576 } u;
577
Linus Torvalds1da177e2005-04-16 15:20:36 -0700578}__attribute__((packed, aligned (4)));
579
Linus Torvalds1da177e2005-04-16 15:20:36 -0700580struct ipr_ioasa_vset {
581 __be32 failing_lba_hi;
582 __be32 failing_lba_lo;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600583 __be32 reserved;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700584}__attribute__((packed, aligned (4)));
585
586struct ipr_ioasa_af_dasd {
587 __be32 failing_lba;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600588 __be32 reserved[2];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700589}__attribute__((packed, aligned (4)));
590
591struct ipr_ioasa_gpdd {
592 u8 end_state;
593 u8 bus_phase;
594 __be16 reserved;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600595 __be32 ioa_data[2];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700596}__attribute__((packed, aligned (4)));
597
Brian Kingb5145d22006-08-02 14:57:36 -0500598struct ipr_ioasa_gata {
599 u8 error;
600 u8 nsect; /* Interrupt reason */
601 u8 lbal;
602 u8 lbam;
603 u8 lbah;
604 u8 device;
605 u8 status;
606 u8 alt_status; /* ATA CTL */
607 u8 hob_nsect;
608 u8 hob_lbal;
609 u8 hob_lbam;
610 u8 hob_lbah;
611}__attribute__((packed, aligned (4)));
612
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600613struct ipr_auto_sense {
614 __be16 auto_sense_len;
615 __be16 ioa_data_len;
616 __be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)];
617};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700618
Wayne Boyer96d21f02010-05-10 09:13:27 -0700619struct ipr_ioasa_hdr {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700620 __be32 ioasc;
621#define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24)
622#define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16)
623#define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8)
624#define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff)
625
626 __be16 ret_stat_len; /* Length of the returned IOASA */
627
628 __be16 avail_stat_len; /* Total Length of status available. */
629
630 __be32 residual_data_len; /* number of bytes in the host data */
631 /* buffers that were not used by the IOARCB command. */
632
633 __be32 ilid;
634#define IPR_NO_ILID 0
635#define IPR_DRIVER_ILID 0xffffffff
636
637 __be32 fd_ioasc;
638
639 __be32 fd_phys_locator;
640
641 __be32 fd_res_handle;
642
643 __be32 ioasc_specific; /* status code specific field */
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600644#define IPR_ADDITIONAL_STATUS_FMT 0x80000000
645#define IPR_AUTOSENSE_VALID 0x40000000
Brian Kingb5145d22006-08-02 14:57:36 -0500646#define IPR_ATA_DEVICE_WAS_RESET 0x20000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700647#define IPR_IOASC_SPECIFIC_MASK 0x00ffffff
648#define IPR_FIELD_POINTER_VALID (0x80000000 >> 8)
649#define IPR_FIELD_POINTER_MASK 0x0000ffff
650
Wayne Boyer96d21f02010-05-10 09:13:27 -0700651}__attribute__((packed, aligned (4)));
652
653struct ipr_ioasa {
654 struct ipr_ioasa_hdr hdr;
655
656 union {
657 struct ipr_ioasa_vset vset;
658 struct ipr_ioasa_af_dasd dasd;
659 struct ipr_ioasa_gpdd gpdd;
660 struct ipr_ioasa_gata gata;
661 } u;
662
663 struct ipr_auto_sense auto_sense;
664}__attribute__((packed, aligned (4)));
665
666struct ipr_ioasa64 {
667 struct ipr_ioasa_hdr hdr;
668 u8 fd_res_path[8];
669
Linus Torvalds1da177e2005-04-16 15:20:36 -0700670 union {
671 struct ipr_ioasa_vset vset;
672 struct ipr_ioasa_af_dasd dasd;
673 struct ipr_ioasa_gpdd gpdd;
Brian Kingb5145d22006-08-02 14:57:36 -0500674 struct ipr_ioasa_gata gata;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700675 } u;
brking@us.ibm.comc8f74892005-11-01 17:02:08 -0600676
677 struct ipr_auto_sense auto_sense;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700678}__attribute__((packed, aligned (4)));
679
680struct ipr_mode_parm_hdr {
681 u8 length;
682 u8 medium_type;
683 u8 device_spec_parms;
684 u8 block_desc_len;
685}__attribute__((packed));
686
687struct ipr_mode_pages {
688 struct ipr_mode_parm_hdr hdr;
689 u8 data[255 - sizeof(struct ipr_mode_parm_hdr)];
690}__attribute__((packed));
691
692struct ipr_mode_page_hdr {
693 u8 ps_page_code;
694#define IPR_MODE_PAGE_PS 0x80
695#define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F)
696 u8 page_length;
697}__attribute__ ((packed));
698
699struct ipr_dev_bus_entry {
700 struct ipr_res_addr res_addr;
701 u8 flags;
702#define IPR_SCSI_ATTR_ENABLE_QAS 0x80
703#define IPR_SCSI_ATTR_DISABLE_QAS 0x40
704#define IPR_SCSI_ATTR_QAS_MASK 0xC0
705#define IPR_SCSI_ATTR_ENABLE_TM 0x20
706#define IPR_SCSI_ATTR_NO_TERM_PWR 0x10
707#define IPR_SCSI_ATTR_TM_SUPPORTED 0x08
708#define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04
709
710 u8 scsi_id;
711 u8 bus_width;
712 u8 extended_reset_delay;
713#define IPR_EXTENDED_RESET_DELAY 7
714
715 __be32 max_xfer_rate;
716
717 u8 spinup_delay;
718 u8 reserved3;
719 __be16 reserved4;
720}__attribute__((packed, aligned (4)));
721
722struct ipr_mode_page28 {
723 struct ipr_mode_page_hdr hdr;
724 u8 num_entries;
725 u8 entry_length;
726 struct ipr_dev_bus_entry bus[0];
727}__attribute__((packed));
728
Brian Kingac09c342007-04-26 16:00:16 -0500729struct ipr_mode_page24 {
730 struct ipr_mode_page_hdr hdr;
731 u8 flags;
732#define IPR_ENABLE_DUAL_IOA_AF 0x80
733}__attribute__((packed));
734
Linus Torvalds1da177e2005-04-16 15:20:36 -0700735struct ipr_ioa_vpd {
736 struct ipr_std_inq_data std_inq_data;
737 u8 ascii_part_num[12];
738 u8 reserved[40];
739 u8 ascii_plant_code[4];
740}__attribute__((packed));
741
742struct ipr_inquiry_page3 {
743 u8 peri_qual_dev_type;
744 u8 page_code;
745 u8 reserved1;
746 u8 page_length;
747 u8 ascii_len;
748 u8 reserved2[3];
749 u8 load_id[4];
750 u8 major_release;
751 u8 card_type;
752 u8 minor_release[2];
753 u8 ptf_number[4];
754 u8 patch_number[4];
755}__attribute__((packed));
756
Brian Kingac09c342007-04-26 16:00:16 -0500757struct ipr_inquiry_cap {
758 u8 peri_qual_dev_type;
759 u8 page_code;
760 u8 reserved1;
761 u8 page_length;
762 u8 ascii_len;
763 u8 reserved2;
764 u8 sis_version[2];
765 u8 cap;
766#define IPR_CAP_DUAL_IOA_RAID 0x80
767 u8 reserved3[15];
768}__attribute__((packed));
769
brking@us.ibm.com62275042005-11-01 17:01:14 -0600770#define IPR_INQUIRY_PAGE0_ENTRIES 20
771struct ipr_inquiry_page0 {
772 u8 peri_qual_dev_type;
773 u8 page_code;
774 u8 reserved1;
775 u8 len;
776 u8 page[IPR_INQUIRY_PAGE0_ENTRIES];
777}__attribute__((packed));
778
Linus Torvalds1da177e2005-04-16 15:20:36 -0700779struct ipr_hostrcb_device_data_entry {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600780 struct ipr_vpd vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700781 struct ipr_res_addr dev_res_addr;
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600782 struct ipr_vpd new_vpd;
783 struct ipr_vpd ioa_last_with_dev_vpd;
784 struct ipr_vpd cfc_last_with_dev_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700785 __be32 ioa_data[5];
786}__attribute__((packed, aligned (4)));
787
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600788struct ipr_hostrcb_device_data_entry_enhanced {
789 struct ipr_ext_vpd vpd;
790 u8 ccin[4];
791 struct ipr_res_addr dev_res_addr;
792 struct ipr_ext_vpd new_vpd;
793 u8 new_ccin[4];
794 struct ipr_ext_vpd ioa_last_with_dev_vpd;
795 struct ipr_ext_vpd cfc_last_with_dev_vpd;
796}__attribute__((packed, aligned (4)));
797
Wayne Boyer4565e372010-02-19 13:24:07 -0800798struct ipr_hostrcb64_device_data_entry_enhanced {
799 struct ipr_ext_vpd vpd;
800 u8 ccin[4];
801 u8 res_path[8];
802 struct ipr_ext_vpd new_vpd;
803 u8 new_ccin[4];
804 struct ipr_ext_vpd ioa_last_with_dev_vpd;
805 struct ipr_ext_vpd cfc_last_with_dev_vpd;
806}__attribute__((packed, aligned (4)));
807
Linus Torvalds1da177e2005-04-16 15:20:36 -0700808struct ipr_hostrcb_array_data_entry {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600809 struct ipr_vpd vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700810 struct ipr_res_addr expected_dev_res_addr;
811 struct ipr_res_addr dev_res_addr;
812}__attribute__((packed, aligned (4)));
813
Wayne Boyer4565e372010-02-19 13:24:07 -0800814struct ipr_hostrcb64_array_data_entry {
815 struct ipr_ext_vpd vpd;
816 u8 ccin[4];
817 u8 expected_res_path[8];
818 u8 res_path[8];
819}__attribute__((packed, aligned (4)));
820
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600821struct ipr_hostrcb_array_data_entry_enhanced {
822 struct ipr_ext_vpd vpd;
823 u8 ccin[4];
824 struct ipr_res_addr expected_dev_res_addr;
825 struct ipr_res_addr dev_res_addr;
826}__attribute__((packed, aligned (4)));
827
Linus Torvalds1da177e2005-04-16 15:20:36 -0700828struct ipr_hostrcb_type_ff_error {
Wayne Boyer438b0332010-05-10 09:13:00 -0700829 __be32 ioa_data[758];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700830}__attribute__((packed, aligned (4)));
831
832struct ipr_hostrcb_type_01_error {
833 __be32 seek_counter;
834 __be32 read_counter;
835 u8 sense_data[32];
836 __be32 ioa_data[236];
837}__attribute__((packed, aligned (4)));
838
839struct ipr_hostrcb_type_02_error {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600840 struct ipr_vpd ioa_vpd;
841 struct ipr_vpd cfc_vpd;
842 struct ipr_vpd ioa_last_attached_to_cfc_vpd;
843 struct ipr_vpd cfc_last_attached_to_ioa_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700844 __be32 ioa_data[3];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700845}__attribute__((packed, aligned (4)));
846
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600847struct ipr_hostrcb_type_12_error {
848 struct ipr_ext_vpd ioa_vpd;
849 struct ipr_ext_vpd cfc_vpd;
850 struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd;
851 struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd;
852 __be32 ioa_data[3];
853}__attribute__((packed, aligned (4)));
854
Linus Torvalds1da177e2005-04-16 15:20:36 -0700855struct ipr_hostrcb_type_03_error {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600856 struct ipr_vpd ioa_vpd;
857 struct ipr_vpd cfc_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700858 __be32 errors_detected;
859 __be32 errors_logged;
860 u8 ioa_data[12];
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600861 struct ipr_hostrcb_device_data_entry dev[3];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700862}__attribute__((packed, aligned (4)));
863
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600864struct ipr_hostrcb_type_13_error {
865 struct ipr_ext_vpd ioa_vpd;
866 struct ipr_ext_vpd cfc_vpd;
867 __be32 errors_detected;
868 __be32 errors_logged;
869 struct ipr_hostrcb_device_data_entry_enhanced dev[3];
870}__attribute__((packed, aligned (4)));
871
Wayne Boyer4565e372010-02-19 13:24:07 -0800872struct ipr_hostrcb_type_23_error {
873 struct ipr_ext_vpd ioa_vpd;
874 struct ipr_ext_vpd cfc_vpd;
875 __be32 errors_detected;
876 __be32 errors_logged;
877 struct ipr_hostrcb64_device_data_entry_enhanced dev[3];
878}__attribute__((packed, aligned (4)));
879
Linus Torvalds1da177e2005-04-16 15:20:36 -0700880struct ipr_hostrcb_type_04_error {
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600881 struct ipr_vpd ioa_vpd;
882 struct ipr_vpd cfc_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700883 u8 ioa_data[12];
884 struct ipr_hostrcb_array_data_entry array_member[10];
885 __be32 exposed_mode_adn;
886 __be32 array_id;
brking@us.ibm.comcfc32132005-11-01 17:00:18 -0600887 struct ipr_vpd incomp_dev_vpd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700888 __be32 ioa_data2;
889 struct ipr_hostrcb_array_data_entry array_member2[8];
890 struct ipr_res_addr last_func_vset_res_addr;
891 u8 vset_serial_num[IPR_SERIAL_NUM_LEN];
892 u8 protection_level[8];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700893}__attribute__((packed, aligned (4)));
894
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600895struct ipr_hostrcb_type_14_error {
896 struct ipr_ext_vpd ioa_vpd;
897 struct ipr_ext_vpd cfc_vpd;
898 __be32 exposed_mode_adn;
899 __be32 array_id;
900 struct ipr_res_addr last_func_vset_res_addr;
901 u8 vset_serial_num[IPR_SERIAL_NUM_LEN];
902 u8 protection_level[8];
903 __be32 num_entries;
904 struct ipr_hostrcb_array_data_entry_enhanced array_member[18];
905}__attribute__((packed, aligned (4)));
906
Wayne Boyer4565e372010-02-19 13:24:07 -0800907struct ipr_hostrcb_type_24_error {
908 struct ipr_ext_vpd ioa_vpd;
909 struct ipr_ext_vpd cfc_vpd;
910 u8 reserved[2];
911 u8 exposed_mode_adn;
912#define IPR_INVALID_ARRAY_DEV_NUM 0xff
913 u8 array_id;
914 u8 last_res_path[8];
915 u8 protection_level[8];
916 struct ipr_ext_vpd array_vpd;
917 u8 description[16];
918 u8 reserved2[3];
919 u8 num_entries;
920 struct ipr_hostrcb64_array_data_entry array_member[32];
921}__attribute__((packed, aligned (4)));
922
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -0600923struct ipr_hostrcb_type_07_error {
924 u8 failure_reason[64];
925 struct ipr_vpd vpd;
926 u32 data[222];
927}__attribute__((packed, aligned (4)));
928
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -0600929struct ipr_hostrcb_type_17_error {
930 u8 failure_reason[64];
931 struct ipr_ext_vpd vpd;
932 u32 data[476];
933}__attribute__((packed, aligned (4)));
934
Brian King49dc6a12006-11-21 10:28:35 -0600935struct ipr_hostrcb_config_element {
936 u8 type_status;
937#define IPR_PATH_CFG_TYPE_MASK 0xF0
938#define IPR_PATH_CFG_NOT_EXIST 0x00
939#define IPR_PATH_CFG_IOA_PORT 0x10
940#define IPR_PATH_CFG_EXP_PORT 0x20
941#define IPR_PATH_CFG_DEVICE_PORT 0x30
942#define IPR_PATH_CFG_DEVICE_LUN 0x40
943
944#define IPR_PATH_CFG_STATUS_MASK 0x0F
945#define IPR_PATH_CFG_NO_PROB 0x00
946#define IPR_PATH_CFG_DEGRADED 0x01
947#define IPR_PATH_CFG_FAILED 0x02
948#define IPR_PATH_CFG_SUSPECT 0x03
949#define IPR_PATH_NOT_DETECTED 0x04
950#define IPR_PATH_INCORRECT_CONN 0x05
951
952 u8 cascaded_expander;
953 u8 phy;
954 u8 link_rate;
955#define IPR_PHY_LINK_RATE_MASK 0x0F
956
957 __be32 wwid[2];
958}__attribute__((packed, aligned (4)));
959
Wayne Boyer4565e372010-02-19 13:24:07 -0800960struct ipr_hostrcb64_config_element {
961 __be16 length;
962 u8 descriptor_id;
963#define IPR_DESCRIPTOR_MASK 0xC0
964#define IPR_DESCRIPTOR_SIS64 0x00
965
966 u8 reserved;
967 u8 type_status;
968
969 u8 reserved2[2];
970 u8 link_rate;
971
972 u8 res_path[8];
973 __be32 wwid[2];
974}__attribute__((packed, aligned (8)));
975
Brian King49dc6a12006-11-21 10:28:35 -0600976struct ipr_hostrcb_fabric_desc {
977 __be16 length;
978 u8 ioa_port;
979 u8 cascaded_expander;
980 u8 phy;
981 u8 path_state;
982#define IPR_PATH_ACTIVE_MASK 0xC0
983#define IPR_PATH_NO_INFO 0x00
984#define IPR_PATH_ACTIVE 0x40
985#define IPR_PATH_NOT_ACTIVE 0x80
986
987#define IPR_PATH_STATE_MASK 0x0F
988#define IPR_PATH_STATE_NO_INFO 0x00
989#define IPR_PATH_HEALTHY 0x01
990#define IPR_PATH_DEGRADED 0x02
991#define IPR_PATH_FAILED 0x03
992
993 __be16 num_entries;
994 struct ipr_hostrcb_config_element elem[1];
995}__attribute__((packed, aligned (4)));
996
Wayne Boyer4565e372010-02-19 13:24:07 -0800997struct ipr_hostrcb64_fabric_desc {
998 __be16 length;
999 u8 descriptor_id;
1000
Wayne Boyer8701f182010-06-04 10:26:50 -07001001 u8 reserved[2];
Wayne Boyer4565e372010-02-19 13:24:07 -08001002 u8 path_state;
1003
1004 u8 reserved2[2];
1005 u8 res_path[8];
1006 u8 reserved3[6];
1007 __be16 num_entries;
1008 struct ipr_hostrcb64_config_element elem[1];
1009}__attribute__((packed, aligned (8)));
1010
Brian King49dc6a12006-11-21 10:28:35 -06001011#define for_each_fabric_cfg(fabric, cfg) \
1012 for (cfg = (fabric)->elem; \
1013 cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \
1014 cfg++)
1015
1016struct ipr_hostrcb_type_20_error {
1017 u8 failure_reason[64];
1018 u8 reserved[3];
1019 u8 num_entries;
1020 struct ipr_hostrcb_fabric_desc desc[1];
1021}__attribute__((packed, aligned (4)));
1022
Wayne Boyer4565e372010-02-19 13:24:07 -08001023struct ipr_hostrcb_type_30_error {
1024 u8 failure_reason[64];
1025 u8 reserved[3];
1026 u8 num_entries;
1027 struct ipr_hostrcb64_fabric_desc desc[1];
1028}__attribute__((packed, aligned (4)));
1029
Linus Torvalds1da177e2005-04-16 15:20:36 -07001030struct ipr_hostrcb_error {
Wayne Boyer4565e372010-02-19 13:24:07 -08001031 __be32 fd_ioasc;
1032 struct ipr_res_addr fd_res_addr;
1033 __be32 fd_res_handle;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001034 __be32 prc;
1035 union {
1036 struct ipr_hostrcb_type_ff_error type_ff_error;
1037 struct ipr_hostrcb_type_01_error type_01_error;
1038 struct ipr_hostrcb_type_02_error type_02_error;
1039 struct ipr_hostrcb_type_03_error type_03_error;
1040 struct ipr_hostrcb_type_04_error type_04_error;
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -06001041 struct ipr_hostrcb_type_07_error type_07_error;
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -06001042 struct ipr_hostrcb_type_12_error type_12_error;
1043 struct ipr_hostrcb_type_13_error type_13_error;
1044 struct ipr_hostrcb_type_14_error type_14_error;
1045 struct ipr_hostrcb_type_17_error type_17_error;
Brian King49dc6a12006-11-21 10:28:35 -06001046 struct ipr_hostrcb_type_20_error type_20_error;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001047 } u;
1048}__attribute__((packed, aligned (4)));
1049
Wayne Boyer4565e372010-02-19 13:24:07 -08001050struct ipr_hostrcb64_error {
1051 __be32 fd_ioasc;
1052 __be32 ioa_fw_level;
1053 __be32 fd_res_handle;
1054 __be32 prc;
1055 __be64 fd_dev_id;
1056 __be64 fd_lun;
1057 u8 fd_res_path[8];
1058 __be64 time_stamp;
Wayne Boyer8701f182010-06-04 10:26:50 -07001059 u8 reserved[16];
Wayne Boyer4565e372010-02-19 13:24:07 -08001060 union {
1061 struct ipr_hostrcb_type_ff_error type_ff_error;
1062 struct ipr_hostrcb_type_12_error type_12_error;
1063 struct ipr_hostrcb_type_17_error type_17_error;
1064 struct ipr_hostrcb_type_23_error type_23_error;
1065 struct ipr_hostrcb_type_24_error type_24_error;
1066 struct ipr_hostrcb_type_30_error type_30_error;
1067 } u;
1068}__attribute__((packed, aligned (8)));
1069
Linus Torvalds1da177e2005-04-16 15:20:36 -07001070struct ipr_hostrcb_raw {
1071 __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)];
1072}__attribute__((packed, aligned (4)));
1073
1074struct ipr_hcam {
1075 u8 op_code;
1076#define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1
1077#define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2
1078
1079 u8 notify_type;
1080#define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00
1081#define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01
1082#define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02
1083#define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10
1084#define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11
1085
1086 u8 notifications_lost;
1087#define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0
1088#define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80
1089
1090 u8 flags;
1091#define IPR_HOSTRCB_INTERNAL_OPER 0x80
1092#define IPR_HOSTRCB_ERR_RESP_SENT 0x40
1093
1094 u8 overlay_id;
1095#define IPR_HOST_RCB_OVERLAY_ID_1 0x01
1096#define IPR_HOST_RCB_OVERLAY_ID_2 0x02
1097#define IPR_HOST_RCB_OVERLAY_ID_3 0x03
1098#define IPR_HOST_RCB_OVERLAY_ID_4 0x04
1099#define IPR_HOST_RCB_OVERLAY_ID_6 0x06
brking@us.ibm.comb0df54b2005-11-01 17:01:47 -06001100#define IPR_HOST_RCB_OVERLAY_ID_7 0x07
brking@us.ibm.comee0f05b2005-11-01 17:02:15 -06001101#define IPR_HOST_RCB_OVERLAY_ID_12 0x12
1102#define IPR_HOST_RCB_OVERLAY_ID_13 0x13
1103#define IPR_HOST_RCB_OVERLAY_ID_14 0x14
1104#define IPR_HOST_RCB_OVERLAY_ID_16 0x16
1105#define IPR_HOST_RCB_OVERLAY_ID_17 0x17
Brian King49dc6a12006-11-21 10:28:35 -06001106#define IPR_HOST_RCB_OVERLAY_ID_20 0x20
Wayne Boyer4565e372010-02-19 13:24:07 -08001107#define IPR_HOST_RCB_OVERLAY_ID_23 0x23
1108#define IPR_HOST_RCB_OVERLAY_ID_24 0x24
1109#define IPR_HOST_RCB_OVERLAY_ID_26 0x26
1110#define IPR_HOST_RCB_OVERLAY_ID_30 0x30
1111#define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF
Linus Torvalds1da177e2005-04-16 15:20:36 -07001112
1113 u8 reserved1[3];
1114 __be32 ilid;
1115 __be32 time_since_last_ioa_reset;
1116 __be32 reserved2;
1117 __be32 length;
1118
1119 union {
1120 struct ipr_hostrcb_error error;
Wayne Boyer4565e372010-02-19 13:24:07 -08001121 struct ipr_hostrcb64_error error64;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001122 struct ipr_hostrcb_cfg_ch_not ccn;
1123 struct ipr_hostrcb_raw raw;
1124 } u;
1125}__attribute__((packed, aligned (4)));
1126
1127struct ipr_hostrcb {
1128 struct ipr_hcam hcam;
1129 dma_addr_t hostrcb_dma;
1130 struct list_head queue;
Brian King49dc6a12006-11-21 10:28:35 -06001131 struct ipr_ioa_cfg *ioa_cfg;
Wayne Boyer4565e372010-02-19 13:24:07 -08001132 char rp_buffer[IPR_MAX_RES_PATH_LENGTH];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001133};
1134
1135/* IPR smart dump table structures */
1136struct ipr_sdt_entry {
Wayne Boyerdcbad002010-02-19 13:24:14 -08001137 __be32 start_token;
1138 __be32 end_token;
1139 u8 reserved[4];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001140
1141 u8 flags;
1142#define IPR_SDT_ENDIAN 0x80
1143#define IPR_SDT_VALID_ENTRY 0x20
1144
1145 u8 resv;
1146 __be16 priority;
1147}__attribute__((packed, aligned (4)));
1148
1149struct ipr_sdt_header {
1150 __be32 state;
1151 __be32 num_entries;
1152 __be32 num_entries_used;
1153 __be32 dump_size;
1154}__attribute__((packed, aligned (4)));
1155
1156struct ipr_sdt {
1157 struct ipr_sdt_header hdr;
1158 struct ipr_sdt_entry entry[IPR_NUM_SDT_ENTRIES];
1159}__attribute__((packed, aligned (4)));
1160
1161struct ipr_uc_sdt {
1162 struct ipr_sdt_header hdr;
1163 struct ipr_sdt_entry entry[1];
1164}__attribute__((packed, aligned (4)));
1165
1166/*
1167 * Driver types
1168 */
1169struct ipr_bus_attributes {
1170 u8 bus;
1171 u8 qas_enabled;
1172 u8 bus_width;
1173 u8 reserved;
1174 u32 max_xfer_rate;
1175};
1176
Brian King35a39692006-09-25 12:39:20 -05001177struct ipr_sata_port {
1178 struct ipr_ioa_cfg *ioa_cfg;
1179 struct ata_port *ap;
1180 struct ipr_resource_entry *res;
1181 struct ipr_ioasa_gata ioasa;
1182};
1183
Linus Torvalds1da177e2005-04-16 15:20:36 -07001184struct ipr_resource_entry {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001185 u8 needs_sync_complete:1;
1186 u8 in_erp:1;
1187 u8 add_to_ml:1;
1188 u8 del_from_ml:1;
1189 u8 resetting_device:1;
1190
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001191 u32 bus; /* AKA channel */
1192 u32 target; /* AKA id */
1193 u32 lun;
1194#define IPR_ARRAY_VIRTUAL_BUS 0x1
1195#define IPR_VSET_VIRTUAL_BUS 0x2
1196#define IPR_IOAFP_VIRTUAL_BUS 0x3
1197
1198#define IPR_GET_RES_PHYS_LOC(res) \
1199 (((res)->bus << 24) | ((res)->target << 8) | (res)->lun)
1200
1201 u8 ata_class;
1202
1203 u8 flags;
1204 __be16 res_flags;
1205
Wayne Boyer7be96902010-05-10 09:14:07 -07001206 u8 type;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001207
1208 u8 qmodel;
1209 struct ipr_std_inq_data std_inq_data;
1210
1211 __be32 res_handle;
1212 __be64 dev_id;
1213 struct scsi_lun dev_lun;
1214 u8 res_path[8];
1215
1216 struct ipr_ioa_cfg *ioa_cfg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001217 struct scsi_device *sdev;
Brian King35a39692006-09-25 12:39:20 -05001218 struct ipr_sata_port *sata_port;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001219 struct list_head queue;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001220}; /* struct ipr_resource_entry */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001221
1222struct ipr_resource_hdr {
1223 u16 num_entries;
1224 u16 reserved;
1225};
1226
Linus Torvalds1da177e2005-04-16 15:20:36 -07001227struct ipr_misc_cbs {
1228 struct ipr_ioa_vpd ioa_vpd;
brking@us.ibm.com62275042005-11-01 17:01:14 -06001229 struct ipr_inquiry_page0 page0_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001230 struct ipr_inquiry_page3 page3_data;
Brian Kingac09c342007-04-26 16:00:16 -05001231 struct ipr_inquiry_cap cap;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001232 struct ipr_mode_pages mode_pages;
1233 struct ipr_supported_device supp_dev;
1234};
1235
1236struct ipr_interrupt_offsets {
1237 unsigned long set_interrupt_mask_reg;
1238 unsigned long clr_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001239 unsigned long clr_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001240 unsigned long sense_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001241 unsigned long sense_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001242 unsigned long clr_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001243 unsigned long clr_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001244
1245 unsigned long sense_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001246 unsigned long sense_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001247 unsigned long ioarrin_reg;
1248 unsigned long sense_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001249 unsigned long sense_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001250 unsigned long set_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001251 unsigned long set_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001252 unsigned long clr_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001253 unsigned long clr_uproc_interrupt_reg32;
1254
1255 unsigned long init_feedback_reg;
Wayne Boyerdcbad002010-02-19 13:24:14 -08001256
1257 unsigned long dump_addr_reg;
1258 unsigned long dump_data_reg;
Wayne Boyer8701f182010-06-04 10:26:50 -07001259
Wayne Boyer4289a082010-06-24 17:00:59 -07001260#define IPR_ENDIAN_SWAP_KEY 0x00080800
Wayne Boyer8701f182010-06-04 10:26:50 -07001261 unsigned long endian_swap_reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001262};
1263
1264struct ipr_interrupts {
1265 void __iomem *set_interrupt_mask_reg;
1266 void __iomem *clr_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001267 void __iomem *clr_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001268 void __iomem *sense_interrupt_mask_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001269 void __iomem *sense_interrupt_mask_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001270 void __iomem *clr_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001271 void __iomem *clr_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001272
1273 void __iomem *sense_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001274 void __iomem *sense_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001275 void __iomem *ioarrin_reg;
1276 void __iomem *sense_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001277 void __iomem *sense_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001278 void __iomem *set_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001279 void __iomem *set_uproc_interrupt_reg32;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001280 void __iomem *clr_uproc_interrupt_reg;
Wayne Boyer214777b2010-02-19 13:24:26 -08001281 void __iomem *clr_uproc_interrupt_reg32;
1282
1283 void __iomem *init_feedback_reg;
Wayne Boyerdcbad002010-02-19 13:24:14 -08001284
1285 void __iomem *dump_addr_reg;
1286 void __iomem *dump_data_reg;
Wayne Boyer8701f182010-06-04 10:26:50 -07001287
1288 void __iomem *endian_swap_reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001289};
1290
1291struct ipr_chip_cfg_t {
1292 u32 mailbox;
1293 u8 cache_line_size;
1294 struct ipr_interrupt_offsets regs;
1295};
1296
1297struct ipr_chip_t {
1298 u16 vendor;
1299 u16 device;
Wayne Boyer1be7bd82009-06-17 09:55:35 -07001300 u16 intr_type;
1301#define IPR_USE_LSI 0x00
1302#define IPR_USE_MSI 0x01
Wayne Boyera32c0552010-02-19 13:23:36 -08001303 u16 sis_type;
1304#define IPR_SIS32 0x00
1305#define IPR_SIS64 0x01
Wayne Boyercb237ef2010-06-17 11:51:40 -07001306 u16 bist_method;
1307#define IPR_PCI_CFG 0x00
1308#define IPR_MMIO 0x01
Linus Torvalds1da177e2005-04-16 15:20:36 -07001309 const struct ipr_chip_cfg_t *cfg;
1310};
1311
1312enum ipr_shutdown_type {
1313 IPR_SHUTDOWN_NORMAL = 0x00,
1314 IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40,
1315 IPR_SHUTDOWN_ABBREV = 0x80,
1316 IPR_SHUTDOWN_NONE = 0x100
1317};
1318
1319struct ipr_trace_entry {
1320 u32 time;
1321
1322 u8 op_code;
Brian King35a39692006-09-25 12:39:20 -05001323 u8 ata_op_code;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001324 u8 type;
1325#define IPR_TRACE_START 0x00
1326#define IPR_TRACE_FINISH 0xff
Brian King35a39692006-09-25 12:39:20 -05001327 u8 cmd_index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001328
1329 __be32 res_handle;
1330 union {
1331 u32 ioasc;
1332 u32 add_data;
1333 u32 res_addr;
1334 } u;
1335};
1336
1337struct ipr_sglist {
1338 u32 order;
1339 u32 num_sg;
brking@us.ibm.com12baa422005-11-01 17:01:27 -06001340 u32 num_dma_sg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001341 u32 buffer_len;
1342 struct scatterlist scatterlist[1];
1343};
1344
1345enum ipr_sdt_state {
1346 INACTIVE,
1347 WAIT_FOR_DUMP,
1348 GET_DUMP,
1349 ABORT_DUMP,
1350 DUMP_OBTAINED
1351};
1352
1353/* Per-controller data */
1354struct ipr_ioa_cfg {
1355 char eye_catcher[8];
1356#define IPR_EYECATCHER "iprcfg"
1357
1358 struct list_head queue;
1359
1360 u8 allow_interrupts:1;
1361 u8 in_reset_reload:1;
1362 u8 in_ioa_bringdown:1;
1363 u8 ioa_unit_checked:1;
1364 u8 ioa_is_dead:1;
1365 u8 dump_taken:1;
1366 u8 allow_cmds:1;
1367 u8 allow_ml_add_del:1;
brking@us.ibm.comce155cc2005-11-17 09:35:12 -06001368 u8 needs_hard_reset:1;
Brian Kingac09c342007-04-26 16:00:16 -05001369 u8 dual_raid:1;
Brian King463fc692007-05-07 17:09:05 -05001370 u8 needs_warm_reset:1;
Wayne Boyer95fecd92009-06-16 15:13:28 -07001371 u8 msi_received:1;
Wayne Boyera32c0552010-02-19 13:23:36 -08001372 u8 sis64:1;
Brian King463fc692007-05-07 17:09:05 -05001373
1374 u8 revid;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001375
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001376 /*
1377 * Bitmaps for SIS64 generated target values
1378 */
1379 unsigned long *target_ids;
1380 unsigned long *array_ids;
1381 unsigned long *vset_ids;
1382
Linus Torvalds1da177e2005-04-16 15:20:36 -07001383 u16 type; /* CCIN of the card */
1384
1385 u8 log_level;
1386#define IPR_MAX_LOG_LEVEL 4
1387#define IPR_DEFAULT_LOG_LEVEL 2
1388
1389#define IPR_NUM_TRACE_INDEX_BITS 8
1390#define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS)
1391#define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES)
1392 char trace_start[8];
1393#define IPR_TRACE_START_LABEL "trace"
1394 struct ipr_trace_entry *trace;
1395 u32 trace_index:IPR_NUM_TRACE_INDEX_BITS;
1396
1397 /*
1398 * Queue for free command blocks
1399 */
1400 char ipr_free_label[8];
1401#define IPR_FREEQ_LABEL "free-q"
1402 struct list_head free_q;
1403
1404 /*
1405 * Queue for command blocks outstanding to the adapter
1406 */
1407 char ipr_pending_label[8];
1408#define IPR_PENDQ_LABEL "pend-q"
1409 struct list_head pending_q;
1410
1411 char cfg_table_start[8];
1412#define IPR_CFG_TBL_START "cfg"
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001413 union {
1414 struct ipr_config_table *cfg_table;
1415 struct ipr_config_table64 *cfg_table64;
1416 } u;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001417 dma_addr_t cfg_table_dma;
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001418 u32 cfg_table_size;
1419 u32 max_devs_supported;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001420
1421 char resource_table_label[8];
1422#define IPR_RES_TABLE_LABEL "res_tbl"
1423 struct ipr_resource_entry *res_entries;
1424 struct list_head free_res_q;
1425 struct list_head used_res_q;
1426
1427 char ipr_hcam_label[8];
1428#define IPR_HCAM_LABEL "hcams"
1429 struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS];
1430 dma_addr_t hostrcb_dma[IPR_NUM_HCAMS];
1431 struct list_head hostrcb_free_q;
1432 struct list_head hostrcb_pending_q;
1433
1434 __be32 *host_rrq;
1435 dma_addr_t host_rrq_dma;
1436#define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc
1437#define IPR_HRRQ_RESP_BIT_SET 0x00000002
1438#define IPR_HRRQ_TOGGLE_BIT 0x00000001
1439#define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2
1440 volatile __be32 *hrrq_start;
1441 volatile __be32 *hrrq_end;
1442 volatile __be32 *hrrq_curr;
1443 volatile u32 toggle_bit;
1444
1445 struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES];
1446
Brian King5469cb52007-03-29 12:42:40 -05001447 unsigned int transop_timeout;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001448 const struct ipr_chip_cfg_t *chip_cfg;
Wayne Boyer1be7bd82009-06-17 09:55:35 -07001449 const struct ipr_chip_t *ipr_chip;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001450
1451 void __iomem *hdw_dma_regs; /* iomapped PCI memory space */
1452 unsigned long hdw_dma_regs_pci; /* raw PCI memory space */
1453 void __iomem *ioa_mailbox;
1454 struct ipr_interrupts regs;
1455
1456 u16 saved_pcix_cmd_reg;
1457 u16 reset_retries;
1458
1459 u32 errors_logged;
brking@us.ibm.com3d1d0da2005-11-01 17:01:54 -06001460 u32 doorbell;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001461
1462 struct Scsi_Host *host;
1463 struct pci_dev *pdev;
1464 struct ipr_sglist *ucode_sglist;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001465 u8 saved_mode_page_len;
1466
1467 struct work_struct work_q;
1468
1469 wait_queue_head_t reset_wait_q;
Wayne Boyer95fecd92009-06-16 15:13:28 -07001470 wait_queue_head_t msi_wait_q;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001471
1472 struct ipr_dump *dump;
1473 enum ipr_sdt_state sdt_state;
1474
1475 struct ipr_misc_cbs *vpd_cbs;
1476 dma_addr_t vpd_cbs_dma;
1477
1478 struct pci_pool *ipr_cmd_pool;
1479
1480 struct ipr_cmnd *reset_cmd;
Brian King463fc692007-05-07 17:09:05 -05001481 int (*reset) (struct ipr_cmnd *);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001482
Brian King35a39692006-09-25 12:39:20 -05001483 struct ata_host ata_host;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001484 char ipr_cmd_label[8];
Brian King0124ca92009-07-30 10:58:51 -05001485#define IPR_CMD_LABEL "ipr_cmd"
Linus Torvalds1da177e2005-04-16 15:20:36 -07001486 struct ipr_cmnd *ipr_cmnd_list[IPR_NUM_CMD_BLKS];
Wayne Boyera32c0552010-02-19 13:23:36 -08001487 dma_addr_t ipr_cmnd_list_dma[IPR_NUM_CMD_BLKS];
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001488}; /* struct ipr_ioa_cfg */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001489
1490struct ipr_cmnd {
1491 struct ipr_ioarcb ioarcb;
Wayne Boyera32c0552010-02-19 13:23:36 -08001492 union {
1493 struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES];
1494 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES];
1495 struct ipr_ata64_ioadl ata_ioadl;
1496 } i;
Wayne Boyer96d21f02010-05-10 09:13:27 -07001497 union {
1498 struct ipr_ioasa ioasa;
1499 struct ipr_ioasa64 ioasa64;
1500 } s;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001501 struct list_head queue;
1502 struct scsi_cmnd *scsi_cmd;
Brian King35a39692006-09-25 12:39:20 -05001503 struct ata_queued_cmd *qc;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001504 struct completion completion;
1505 struct timer_list timer;
1506 void (*done) (struct ipr_cmnd *);
1507 int (*job_step) (struct ipr_cmnd *);
brking@us.ibm.comdfed8232005-11-01 17:02:55 -06001508 int (*job_step_failed) (struct ipr_cmnd *);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001509 u16 cmd_index;
1510 u8 sense_buffer[SCSI_SENSE_BUFFERSIZE];
1511 dma_addr_t sense_buffer_dma;
1512 unsigned short dma_use_sg;
Wayne Boyera32c0552010-02-19 13:23:36 -08001513 dma_addr_t dma_addr;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001514 struct ipr_cmnd *sibling;
1515 union {
1516 enum ipr_shutdown_type shutdown_type;
1517 struct ipr_hostrcb *hostrcb;
1518 unsigned long time_left;
1519 unsigned long scratch;
1520 struct ipr_resource_entry *res;
1521 struct scsi_device *sdev;
1522 } u;
1523
1524 struct ipr_ioa_cfg *ioa_cfg;
1525};
1526
1527struct ipr_ses_table_entry {
1528 char product_id[17];
1529 char compare_product_id_byte[17];
1530 u32 max_bus_speed_limit; /* MB/sec limit for this backplane */
1531};
1532
1533struct ipr_dump_header {
1534 u32 eye_catcher;
1535#define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2
1536 u32 len;
1537 u32 num_entries;
1538 u32 first_entry_offset;
1539 u32 status;
1540#define IPR_DUMP_STATUS_SUCCESS 0
1541#define IPR_DUMP_STATUS_QUAL_SUCCESS 2
1542#define IPR_DUMP_STATUS_FAILED 0xffffffff
1543 u32 os;
1544#define IPR_DUMP_OS_LINUX 0x4C4E5558
1545 u32 driver_name;
1546#define IPR_DUMP_DRIVER_NAME 0x49505232
1547}__attribute__((packed, aligned (4)));
1548
1549struct ipr_dump_entry_header {
1550 u32 eye_catcher;
1551#define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2
1552 u32 len;
1553 u32 num_elems;
1554 u32 offset;
1555 u32 data_type;
1556#define IPR_DUMP_DATA_TYPE_ASCII 0x41534349
1557#define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41
1558 u32 id;
1559#define IPR_DUMP_IOA_DUMP_ID 0x494F4131
1560#define IPR_DUMP_LOCATION_ID 0x4C4F4341
1561#define IPR_DUMP_TRACE_ID 0x54524143
1562#define IPR_DUMP_DRIVER_VERSION_ID 0x44525652
1563#define IPR_DUMP_DRIVER_TYPE_ID 0x54595045
1564#define IPR_DUMP_IOA_CTRL_BLK 0x494F4342
1565#define IPR_DUMP_PEND_OPS 0x414F5053
1566 u32 status;
1567}__attribute__((packed, aligned (4)));
1568
1569struct ipr_dump_location_entry {
1570 struct ipr_dump_entry_header hdr;
Kay Sievers71610f52008-12-03 22:41:36 +01001571 u8 location[20];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001572}__attribute__((packed));
1573
1574struct ipr_dump_trace_entry {
1575 struct ipr_dump_entry_header hdr;
1576 u32 trace[IPR_TRACE_SIZE / sizeof(u32)];
1577}__attribute__((packed, aligned (4)));
1578
1579struct ipr_dump_version_entry {
1580 struct ipr_dump_entry_header hdr;
1581 u8 version[sizeof(IPR_DRIVER_VERSION)];
1582};
1583
1584struct ipr_dump_ioa_type_entry {
1585 struct ipr_dump_entry_header hdr;
1586 u32 type;
1587 u32 fw_version;
1588};
1589
1590struct ipr_driver_dump {
1591 struct ipr_dump_header hdr;
1592 struct ipr_dump_version_entry version_entry;
1593 struct ipr_dump_location_entry location_entry;
1594 struct ipr_dump_ioa_type_entry ioa_type_entry;
1595 struct ipr_dump_trace_entry trace_entry;
1596}__attribute__((packed));
1597
1598struct ipr_ioa_dump {
1599 struct ipr_dump_entry_header hdr;
1600 struct ipr_sdt sdt;
1601 __be32 *ioa_data[IPR_MAX_NUM_DUMP_PAGES];
1602 u32 reserved;
1603 u32 next_page_index;
1604 u32 page_offset;
1605 u32 format;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001606}__attribute__((packed, aligned (4)));
1607
1608struct ipr_dump {
1609 struct kref kref;
1610 struct ipr_ioa_cfg *ioa_cfg;
1611 struct ipr_driver_dump driver_dump;
1612 struct ipr_ioa_dump ioa_dump;
1613};
1614
1615struct ipr_error_table_t {
1616 u32 ioasc;
1617 int log_ioasa;
1618 int log_hcam;
1619 char *error;
1620};
1621
1622struct ipr_software_inq_lid_info {
1623 __be32 load_id;
1624 __be32 timestamp[3];
1625}__attribute__((packed, aligned (4)));
1626
1627struct ipr_ucode_image_header {
1628 __be32 header_length;
1629 __be32 lid_table_offset;
1630 u8 major_release;
1631 u8 card_type;
1632 u8 minor_release[2];
1633 u8 reserved[20];
1634 char eyecatcher[16];
1635 __be32 num_lids;
1636 struct ipr_software_inq_lid_info lid[1];
1637}__attribute__((packed, aligned (4)));
1638
1639/*
1640 * Macros
1641 */
brking@us.ibm.comd3c74872005-11-01 17:01:34 -06001642#define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001643
1644#ifdef CONFIG_SCSI_IPR_TRACE
1645#define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr)
1646#define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr)
1647#else
1648#define ipr_create_trace_file(kobj, attr) 0
1649#define ipr_remove_trace_file(kobj, attr) do { } while(0)
1650#endif
1651
1652#ifdef CONFIG_SCSI_IPR_DUMP
1653#define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr)
1654#define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr)
1655#else
1656#define ipr_create_dump_file(kobj, attr) 0
1657#define ipr_remove_dump_file(kobj, attr) do { } while(0)
1658#endif
1659
1660/*
1661 * Error logging macros
1662 */
1663#define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__)
1664#define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001665#define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__))
1666
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001667#define ipr_res_printk(level, ioa_cfg, bus, target, lun, fmt, ...) \
1668 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \
1669 bus, target, lun, ##__VA_ARGS__)
1670
1671#define ipr_res_err(ioa_cfg, res, fmt, ...) \
1672 ipr_res_printk(KERN_ERR, ioa_cfg, (res)->bus, (res)->target, (res)->lun, fmt, ##__VA_ARGS__)
1673
Brian Kingfb3ed3c2006-03-29 09:37:37 -06001674#define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \
1675 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \
1676 (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001677
Brian Kingfb3ed3c2006-03-29 09:37:37 -06001678#define ipr_ra_err(ioa_cfg, ra, fmt, ...) \
1679 ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001680
brking@us.ibm.comfa15b1f2005-11-01 17:00:27 -06001681#define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \
1682{ \
1683 if ((res).bus >= IPR_MAX_NUM_BUSES) { \
1684 ipr_err(fmt": unknown\n", ##__VA_ARGS__); \
1685 } else { \
1686 ipr_err(fmt": %d:%d:%d:%d\n", \
1687 ##__VA_ARGS__, (ioa_cfg)->host->host_no, \
1688 (res).bus, (res).target, (res).lun); \
1689 } \
1690}
1691
Brian King49dc6a12006-11-21 10:28:35 -06001692#define ipr_hcam_err(hostrcb, fmt, ...) \
Wayne Boyer4565e372010-02-19 13:24:07 -08001693{ \
1694 if (ipr_is_device(hostrcb)) { \
1695 if ((hostrcb)->ioa_cfg->sis64) { \
1696 printk(KERN_ERR IPR_NAME ": %s: " fmt, \
Wayne Boyer5adcbeb2010-06-03 16:02:21 -07001697 ipr_format_res_path(hostrcb->hcam.u.error64.fd_res_path, \
1698 hostrcb->rp_buffer, \
1699 sizeof(hostrcb->rp_buffer)), \
Wayne Boyer4565e372010-02-19 13:24:07 -08001700 __VA_ARGS__); \
1701 } else { \
1702 ipr_ra_err((hostrcb)->ioa_cfg, \
1703 (hostrcb)->hcam.u.error.fd_res_addr, \
1704 fmt, __VA_ARGS__); \
1705 } \
1706 } else { \
1707 dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, __VA_ARGS__); \
1708 } \
Brian King49dc6a12006-11-21 10:28:35 -06001709}
1710
Linus Torvalds1da177e2005-04-16 15:20:36 -07001711#define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\
Harvey Harrisoncadbd4a2008-07-03 23:47:27 -07001712 __FILE__, __func__, __LINE__)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001713
Harvey Harrisoncadbd4a2008-07-03 23:47:27 -07001714#define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __func__))
1715#define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __func__))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001716
1717#define ipr_err_separator \
1718ipr_err("----------------------------------------------------------\n")
1719
1720
1721/*
1722 * Inlines
1723 */
1724
1725/**
1726 * ipr_is_ioa_resource - Determine if a resource is the IOA
1727 * @res: resource entry struct
1728 *
1729 * Return value:
1730 * 1 if IOA / 0 if not IOA
1731 **/
1732static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res)
1733{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001734 return res->type == IPR_RES_TYPE_IOAFP;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001735}
1736
1737/**
1738 * ipr_is_af_dasd_device - Determine if a resource is an AF DASD
1739 * @res: resource entry struct
1740 *
1741 * Return value:
1742 * 1 if AF DASD / 0 if not AF DASD
1743 **/
1744static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res)
1745{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001746 return res->type == IPR_RES_TYPE_AF_DASD ||
1747 res->type == IPR_RES_TYPE_REMOTE_AF_DASD;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001748}
1749
1750/**
1751 * ipr_is_vset_device - Determine if a resource is a VSET
1752 * @res: resource entry struct
1753 *
1754 * Return value:
1755 * 1 if VSET / 0 if not VSET
1756 **/
1757static inline int ipr_is_vset_device(struct ipr_resource_entry *res)
1758{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001759 return res->type == IPR_RES_TYPE_VOLUME_SET;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001760}
1761
1762/**
1763 * ipr_is_gscsi - Determine if a resource is a generic scsi resource
1764 * @res: resource entry struct
1765 *
1766 * Return value:
1767 * 1 if GSCSI / 0 if not GSCSI
1768 **/
1769static inline int ipr_is_gscsi(struct ipr_resource_entry *res)
1770{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001771 return res->type == IPR_RES_TYPE_GENERIC_SCSI;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001772}
1773
1774/**
Brian Kinge4fbf442006-03-29 09:37:22 -06001775 * ipr_is_scsi_disk - Determine if a resource is a SCSI disk
1776 * @res: resource entry struct
1777 *
1778 * Return value:
1779 * 1 if SCSI disk / 0 if not SCSI disk
1780 **/
1781static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res)
1782{
1783 if (ipr_is_af_dasd_device(res) ||
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001784 (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->std_inq_data)))
Brian Kinge4fbf442006-03-29 09:37:22 -06001785 return 1;
1786 else
1787 return 0;
1788}
1789
1790/**
Brian Kingb5145d22006-08-02 14:57:36 -05001791 * ipr_is_gata - Determine if a resource is a generic ATA resource
1792 * @res: resource entry struct
1793 *
1794 * Return value:
1795 * 1 if GATA / 0 if not GATA
1796 **/
1797static inline int ipr_is_gata(struct ipr_resource_entry *res)
1798{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001799 return res->type == IPR_RES_TYPE_GENERIC_ATA;
Brian Kingb5145d22006-08-02 14:57:36 -05001800}
1801
1802/**
brking@us.ibm.comee0a90f2005-11-01 17:02:22 -06001803 * ipr_is_naca_model - Determine if a resource is using NACA queueing model
1804 * @res: resource entry struct
1805 *
1806 * Return value:
1807 * 1 if NACA queueing model / 0 if not NACA queueing model
1808 **/
1809static inline int ipr_is_naca_model(struct ipr_resource_entry *res)
1810{
Wayne Boyer3e7ebdf2010-02-19 13:23:59 -08001811 if (ipr_is_gscsi(res) && res->qmodel == IPR_QUEUE_NACA_MODEL)
brking@us.ibm.comee0a90f2005-11-01 17:02:22 -06001812 return 1;
1813 return 0;
1814}
1815
1816/**
Wayne Boyer4565e372010-02-19 13:24:07 -08001817 * ipr_is_device - Determine if the hostrcb structure is related to a device
1818 * @hostrcb: host resource control blocks struct
Linus Torvalds1da177e2005-04-16 15:20:36 -07001819 *
1820 * Return value:
1821 * 1 if AF / 0 if not AF
1822 **/
Wayne Boyer4565e372010-02-19 13:24:07 -08001823static inline int ipr_is_device(struct ipr_hostrcb *hostrcb)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001824{
Wayne Boyer4565e372010-02-19 13:24:07 -08001825 struct ipr_res_addr *res_addr;
1826 u8 *res_path;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001827
Wayne Boyer4565e372010-02-19 13:24:07 -08001828 if (hostrcb->ioa_cfg->sis64) {
1829 res_path = &hostrcb->hcam.u.error64.fd_res_path[0];
1830 if ((res_path[0] == 0x00 || res_path[0] == 0x80 ||
1831 res_path[0] == 0x81) && res_path[2] != 0xFF)
1832 return 1;
1833 } else {
1834 res_addr = &hostrcb->hcam.u.error.fd_res_addr;
1835
1836 if ((res_addr->bus < IPR_MAX_NUM_BUSES) &&
1837 (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1)))
1838 return 1;
1839 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001840 return 0;
1841}
1842
1843/**
1844 * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2
1845 * @sdt_word: SDT address
1846 *
1847 * Return value:
1848 * 1 if format 2 / 0 if not
1849 **/
1850static inline int ipr_sdt_is_fmt2(u32 sdt_word)
1851{
1852 u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word);
1853
1854 switch (bar_sel) {
1855 case IPR_SDT_FMT2_BAR0_SEL:
1856 case IPR_SDT_FMT2_BAR1_SEL:
1857 case IPR_SDT_FMT2_BAR2_SEL:
1858 case IPR_SDT_FMT2_BAR3_SEL:
1859 case IPR_SDT_FMT2_BAR4_SEL:
1860 case IPR_SDT_FMT2_BAR5_SEL:
1861 case IPR_SDT_FMT2_EXP_ROM_SEL:
1862 return 1;
1863 };
1864
1865 return 0;
1866}
1867
Wayne Boyerc5f10182010-06-09 08:24:55 -07001868#ifndef writeq
1869static inline void writeq(u64 val, void __iomem *addr)
1870{
1871 writel(((u32) (val >> 32)), addr);
1872 writel(((u32) (val)), (addr + 4));
1873}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001874#endif
Wayne Boyerc5f10182010-06-09 08:24:55 -07001875
1876#endif /* _IPR_H */