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1da177e4 LT |
1 | /* |
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 | * | |
22 | * Alan Cox <alan@redhat.com> - Removed several careless u32/dma_addr_t errors | |
23 | * 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> | |
35a39691 | 31 | #include <linux/libata.h> |
1da177e4 LT |
32 | #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 | */ | |
35a39691 BK |
40 | #define IPR_DRIVER_VERSION "2.2.0" |
41 | #define IPR_DRIVER_DATE "(September 25, 2006)" | |
1da177e4 | 42 | |
1da177e4 LT |
43 | /* |
44 | * 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 | |
b5145d25 | 49 | #define IPR_MAX_CMD_PER_ATA_LUN 1 |
1da177e4 LT |
50 | |
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 | ||
57 | #define IPR_SUBS_DEV_ID_2780 0x0264 | |
58 | #define IPR_SUBS_DEV_ID_5702 0x0266 | |
59 | #define IPR_SUBS_DEV_ID_5703 0x0278 | |
60 | #define IPR_SUBS_DEV_ID_572E 0x028D | |
61 | #define IPR_SUBS_DEV_ID_573E 0x02D3 | |
62 | #define IPR_SUBS_DEV_ID_573D 0x02D4 | |
63 | #define IPR_SUBS_DEV_ID_571A 0x02C0 | |
64 | #define IPR_SUBS_DEV_ID_571B 0x02BE | |
65 | #define IPR_SUBS_DEV_ID_571E 0x02BF | |
86f51436 BK |
66 | #define IPR_SUBS_DEV_ID_571F 0x02D5 |
67 | #define IPR_SUBS_DEV_ID_572A 0x02C1 | |
68 | #define IPR_SUBS_DEV_ID_572B 0x02C2 | |
69 | #define IPR_SUBS_DEV_ID_575B 0x030D | |
1da177e4 LT |
70 | |
71 | #define IPR_NAME "ipr" | |
72 | ||
73 | /* | |
74 | * Return codes | |
75 | */ | |
76 | #define IPR_RC_JOB_CONTINUE 1 | |
77 | #define IPR_RC_JOB_RETURN 2 | |
78 | ||
79 | /* | |
80 | * IOASCs | |
81 | */ | |
82 | #define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200 | |
83 | #define IPR_IOASC_SYNC_REQUIRED 0x023f0000 | |
84 | #define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00 | |
85 | #define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000 | |
86 | #define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500 | |
87 | #define IPR_IOASC_IOASC_MASK 0xFFFFFF00 | |
88 | #define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF | |
dfed823e | 89 | #define IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT 0x05240000 |
1da177e4 | 90 | #define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000 |
b0df54bb BK |
91 | #define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100 |
92 | #define IPR_IOASA_IR_DUAL_IOA_DISABLED 0x052C8000 | |
1da177e4 LT |
93 | #define IPR_IOASC_BUS_WAS_RESET 0x06290000 |
94 | #define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000 | |
95 | #define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000 | |
96 | ||
97 | #define IPR_FIRST_DRIVER_IOASC 0x10000000 | |
98 | #define IPR_IOASC_IOA_WAS_RESET 0x10000001 | |
99 | #define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002 | |
100 | ||
101 | #define IPR_NUM_LOG_HCAMS 2 | |
102 | #define IPR_NUM_CFG_CHG_HCAMS 2 | |
103 | #define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS) | |
d71a8b0c | 104 | #define IPR_MAX_NUM_TARGETS_PER_BUS 256 |
1da177e4 LT |
105 | #define IPR_MAX_NUM_LUNS_PER_TARGET 256 |
106 | #define IPR_MAX_NUM_VSET_LUNS_PER_TARGET 8 | |
107 | #define IPR_VSET_BUS 0xff | |
108 | #define IPR_IOA_BUS 0xff | |
109 | #define IPR_IOA_TARGET 0xff | |
110 | #define IPR_IOA_LUN 0xff | |
b5145d25 | 111 | #define IPR_MAX_NUM_BUSES 16 |
1da177e4 LT |
112 | #define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES |
113 | ||
114 | #define IPR_NUM_RESET_RELOAD_RETRIES 3 | |
115 | ||
116 | /* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */ | |
117 | #define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \ | |
118 | ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 3) | |
119 | ||
120 | #define IPR_MAX_COMMANDS IPR_NUM_BASE_CMD_BLKS | |
121 | #define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \ | |
122 | IPR_NUM_INTERNAL_CMD_BLKS) | |
123 | ||
124 | #define IPR_MAX_PHYSICAL_DEVS 192 | |
125 | ||
126 | #define IPR_MAX_SGLIST 64 | |
127 | #define IPR_IOA_MAX_SECTORS 32767 | |
128 | #define IPR_VSET_MAX_SECTORS 512 | |
129 | #define IPR_MAX_CDB_LEN 16 | |
130 | ||
131 | #define IPR_DEFAULT_BUS_WIDTH 16 | |
132 | #define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) | |
133 | #define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) | |
134 | #define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) | |
135 | #define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8)) | |
136 | ||
137 | #define IPR_IOA_RES_HANDLE 0xffffffff | |
1121b794 | 138 | #define IPR_INVALID_RES_HANDLE 0 |
1da177e4 LT |
139 | #define IPR_IOA_RES_ADDR 0x00ffffff |
140 | ||
141 | /* | |
142 | * Adapter Commands | |
143 | */ | |
144 | #define IPR_QUERY_RSRC_STATE 0xC2 | |
145 | #define IPR_RESET_DEVICE 0xC3 | |
146 | #define IPR_RESET_TYPE_SELECT 0x80 | |
147 | #define IPR_LUN_RESET 0x40 | |
148 | #define IPR_TARGET_RESET 0x20 | |
149 | #define IPR_BUS_RESET 0x10 | |
b5145d25 | 150 | #define IPR_ATA_PHY_RESET 0x80 |
1da177e4 LT |
151 | #define IPR_ID_HOST_RR_Q 0xC4 |
152 | #define IPR_QUERY_IOA_CONFIG 0xC5 | |
153 | #define IPR_CANCEL_ALL_REQUESTS 0xCE | |
154 | #define IPR_HOST_CONTROLLED_ASYNC 0xCF | |
155 | #define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01 | |
156 | #define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02 | |
157 | #define IPR_SET_SUPPORTED_DEVICES 0xFB | |
158 | #define IPR_IOA_SHUTDOWN 0xF7 | |
159 | #define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05 | |
160 | ||
161 | /* | |
162 | * Timeouts | |
163 | */ | |
164 | #define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ) | |
165 | #define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ) | |
166 | #define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ) | |
167 | #define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) | |
168 | #define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) | |
169 | #define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) | |
170 | #define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) | |
171 | #define IPR_WRITE_BUFFER_TIMEOUT (10 * 60 * HZ) | |
172 | #define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ) | |
173 | #define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ) | |
174 | #define IPR_OPERATIONAL_TIMEOUT (5 * 60) | |
175 | #define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ) | |
176 | #define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10) | |
177 | #define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ) | |
178 | #define IPR_DUMP_TIMEOUT (15 * HZ) | |
179 | ||
180 | /* | |
181 | * SCSI Literals | |
182 | */ | |
183 | #define IPR_VENDOR_ID_LEN 8 | |
184 | #define IPR_PROD_ID_LEN 16 | |
185 | #define IPR_SERIAL_NUM_LEN 8 | |
186 | ||
187 | /* | |
188 | * Hardware literals | |
189 | */ | |
190 | #define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff | |
191 | #define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000 | |
192 | #define IPR_FMT2_MKR_BAR_SEL_SHIFT 28 | |
193 | #define IPR_GET_FMT2_BAR_SEL(mbx) \ | |
194 | (((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT) | |
195 | #define IPR_SDT_FMT2_BAR0_SEL 0x0 | |
196 | #define IPR_SDT_FMT2_BAR1_SEL 0x1 | |
197 | #define IPR_SDT_FMT2_BAR2_SEL 0x2 | |
198 | #define IPR_SDT_FMT2_BAR3_SEL 0x3 | |
199 | #define IPR_SDT_FMT2_BAR4_SEL 0x4 | |
200 | #define IPR_SDT_FMT2_BAR5_SEL 0x5 | |
201 | #define IPR_SDT_FMT2_EXP_ROM_SEL 0x8 | |
202 | #define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2 | |
203 | #define IPR_DOORBELL 0x82800000 | |
3d1d0da6 | 204 | #define IPR_RUNTIME_RESET 0x40000000 |
1da177e4 LT |
205 | |
206 | #define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0) | |
207 | #define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3) | |
208 | #define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4) | |
209 | #define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5) | |
210 | #define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6) | |
211 | #define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7) | |
212 | #define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27) | |
213 | #define IPR_PCII_MMIO_ERROR (0x80000000 >> 28) | |
214 | #define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29) | |
215 | #define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30) | |
216 | #define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31) | |
217 | ||
218 | #define IPR_PCII_ERROR_INTERRUPTS \ | |
219 | (IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \ | |
220 | IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR) | |
221 | ||
222 | #define IPR_PCII_OPER_INTERRUPTS \ | |
223 | (IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER) | |
224 | ||
225 | #define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7) | |
226 | #define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9) | |
227 | ||
228 | #define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */ | |
229 | #define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */ | |
230 | ||
231 | /* | |
232 | * Dump literals | |
233 | */ | |
234 | #define IPR_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024) | |
235 | #define IPR_NUM_SDT_ENTRIES 511 | |
236 | #define IPR_MAX_NUM_DUMP_PAGES ((IPR_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) | |
237 | ||
238 | /* | |
239 | * Misc literals | |
240 | */ | |
241 | #define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST | |
242 | ||
243 | /* | |
244 | * Adapter interface types | |
245 | */ | |
246 | ||
247 | struct ipr_res_addr { | |
248 | u8 reserved; | |
249 | u8 bus; | |
250 | u8 target; | |
251 | u8 lun; | |
252 | #define IPR_GET_PHYS_LOC(res_addr) \ | |
253 | (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun) | |
254 | }__attribute__((packed, aligned (4))); | |
255 | ||
256 | struct ipr_std_inq_vpids { | |
257 | u8 vendor_id[IPR_VENDOR_ID_LEN]; | |
258 | u8 product_id[IPR_PROD_ID_LEN]; | |
259 | }__attribute__((packed)); | |
260 | ||
cfc32139 BK |
261 | struct ipr_vpd { |
262 | struct ipr_std_inq_vpids vpids; | |
263 | u8 sn[IPR_SERIAL_NUM_LEN]; | |
264 | }__attribute__((packed)); | |
265 | ||
ee0f05b8 BK |
266 | struct ipr_ext_vpd { |
267 | struct ipr_vpd vpd; | |
268 | __be32 wwid[2]; | |
269 | }__attribute__((packed)); | |
270 | ||
1da177e4 LT |
271 | struct ipr_std_inq_data { |
272 | u8 peri_qual_dev_type; | |
273 | #define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5) | |
274 | #define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F) | |
275 | ||
276 | u8 removeable_medium_rsvd; | |
277 | #define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80 | |
278 | ||
279 | #define IPR_IS_DASD_DEVICE(std_inq) \ | |
280 | ((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \ | |
281 | !(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM)) | |
282 | ||
283 | #define IPR_IS_SES_DEVICE(std_inq) \ | |
284 | (IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE) | |
285 | ||
286 | u8 version; | |
287 | u8 aen_naca_fmt; | |
288 | u8 additional_len; | |
289 | u8 sccs_rsvd; | |
290 | u8 bq_enc_multi; | |
291 | u8 sync_cmdq_flags; | |
292 | ||
293 | struct ipr_std_inq_vpids vpids; | |
294 | ||
295 | u8 ros_rsvd_ram_rsvd[4]; | |
296 | ||
297 | u8 serial_num[IPR_SERIAL_NUM_LEN]; | |
298 | }__attribute__ ((packed)); | |
299 | ||
300 | struct ipr_config_table_entry { | |
b5145d25 BK |
301 | u8 proto; |
302 | #define IPR_PROTO_SATA 0x02 | |
303 | #define IPR_PROTO_SATA_ATAPI 0x03 | |
304 | #define IPR_PROTO_SAS_STP 0x06 | |
305 | #define IPR_PROTO_SAS_STP_ATAPI 0x07 | |
1da177e4 LT |
306 | u8 array_id; |
307 | u8 flags; | |
308 | #define IPR_IS_IOA_RESOURCE 0x80 | |
309 | #define IPR_IS_ARRAY_MEMBER 0x20 | |
310 | #define IPR_IS_HOT_SPARE 0x10 | |
311 | ||
312 | u8 rsvd_subtype; | |
313 | #define IPR_RES_SUBTYPE(res) (((res)->cfgte.rsvd_subtype) & 0x0f) | |
314 | #define IPR_SUBTYPE_AF_DASD 0 | |
315 | #define IPR_SUBTYPE_GENERIC_SCSI 1 | |
316 | #define IPR_SUBTYPE_VOLUME_SET 2 | |
b5145d25 | 317 | #define IPR_SUBTYPE_GENERIC_ATA 4 |
1da177e4 | 318 | |
ee0a90fa BK |
319 | #define IPR_QUEUEING_MODEL(res) ((((res)->cfgte.flags) & 0x70) >> 4) |
320 | #define IPR_QUEUE_FROZEN_MODEL 0 | |
321 | #define IPR_QUEUE_NACA_MODEL 1 | |
322 | ||
1da177e4 LT |
323 | struct ipr_res_addr res_addr; |
324 | __be32 res_handle; | |
325 | __be32 reserved4[2]; | |
326 | struct ipr_std_inq_data std_inq_data; | |
327 | }__attribute__ ((packed, aligned (4))); | |
328 | ||
329 | struct ipr_config_table_hdr { | |
330 | u8 num_entries; | |
331 | u8 flags; | |
332 | #define IPR_UCODE_DOWNLOAD_REQ 0x10 | |
333 | __be16 reserved; | |
334 | }__attribute__((packed, aligned (4))); | |
335 | ||
336 | struct ipr_config_table { | |
337 | struct ipr_config_table_hdr hdr; | |
338 | struct ipr_config_table_entry dev[IPR_MAX_PHYSICAL_DEVS]; | |
339 | }__attribute__((packed, aligned (4))); | |
340 | ||
341 | struct ipr_hostrcb_cfg_ch_not { | |
342 | struct ipr_config_table_entry cfgte; | |
343 | u8 reserved[936]; | |
344 | }__attribute__((packed, aligned (4))); | |
345 | ||
346 | struct ipr_supported_device { | |
347 | __be16 data_length; | |
348 | u8 reserved; | |
349 | u8 num_records; | |
350 | struct ipr_std_inq_vpids vpids; | |
351 | u8 reserved2[16]; | |
352 | }__attribute__((packed, aligned (4))); | |
353 | ||
354 | /* Command packet structure */ | |
355 | struct ipr_cmd_pkt { | |
356 | __be16 reserved; /* Reserved by IOA */ | |
357 | u8 request_type; | |
358 | #define IPR_RQTYPE_SCSICDB 0x00 | |
359 | #define IPR_RQTYPE_IOACMD 0x01 | |
360 | #define IPR_RQTYPE_HCAM 0x02 | |
b5145d25 | 361 | #define IPR_RQTYPE_ATA_PASSTHRU 0x04 |
1da177e4 LT |
362 | |
363 | u8 luntar_luntrn; | |
364 | ||
365 | u8 flags_hi; | |
366 | #define IPR_FLAGS_HI_WRITE_NOT_READ 0x80 | |
367 | #define IPR_FLAGS_HI_NO_ULEN_CHK 0x20 | |
368 | #define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10 | |
369 | #define IPR_FLAGS_HI_SYNC_COMPLETE 0x08 | |
370 | #define IPR_FLAGS_HI_NO_LINK_DESC 0x04 | |
371 | ||
372 | u8 flags_lo; | |
373 | #define IPR_FLAGS_LO_ALIGNED_BFR 0x20 | |
374 | #define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10 | |
375 | #define IPR_FLAGS_LO_UNTAGGED_TASK 0x00 | |
376 | #define IPR_FLAGS_LO_SIMPLE_TASK 0x02 | |
377 | #define IPR_FLAGS_LO_ORDERED_TASK 0x04 | |
378 | #define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06 | |
379 | #define IPR_FLAGS_LO_ACA_TASK 0x08 | |
380 | ||
381 | u8 cdb[16]; | |
382 | __be16 timeout; | |
383 | }__attribute__ ((packed, aligned(4))); | |
384 | ||
b5145d25 BK |
385 | struct ipr_ioarcb_ata_regs { |
386 | u8 flags; | |
387 | #define IPR_ATA_FLAG_PACKET_CMD 0x80 | |
388 | #define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40 | |
389 | #define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20 | |
390 | u8 reserved[3]; | |
391 | ||
392 | __be16 data; | |
393 | u8 feature; | |
394 | u8 nsect; | |
395 | u8 lbal; | |
396 | u8 lbam; | |
397 | u8 lbah; | |
398 | u8 device; | |
399 | u8 command; | |
400 | u8 reserved2[3]; | |
401 | u8 hob_feature; | |
402 | u8 hob_nsect; | |
403 | u8 hob_lbal; | |
404 | u8 hob_lbam; | |
405 | u8 hob_lbah; | |
406 | u8 ctl; | |
407 | }__attribute__ ((packed, aligned(4))); | |
408 | ||
409 | struct ipr_ioarcb_add_data { | |
410 | union { | |
411 | struct ipr_ioarcb_ata_regs regs; | |
412 | __be32 add_cmd_parms[10]; | |
413 | }u; | |
414 | }__attribute__ ((packed, aligned(4))); | |
415 | ||
1da177e4 LT |
416 | /* IOA Request Control Block 128 bytes */ |
417 | struct ipr_ioarcb { | |
418 | __be32 ioarcb_host_pci_addr; | |
419 | __be32 reserved; | |
420 | __be32 res_handle; | |
421 | __be32 host_response_handle; | |
422 | __be32 reserved1; | |
423 | __be32 reserved2; | |
424 | __be32 reserved3; | |
425 | ||
426 | __be32 write_data_transfer_length; | |
427 | __be32 read_data_transfer_length; | |
428 | __be32 write_ioadl_addr; | |
429 | __be32 write_ioadl_len; | |
430 | __be32 read_ioadl_addr; | |
431 | __be32 read_ioadl_len; | |
432 | ||
433 | __be32 ioasa_host_pci_addr; | |
434 | __be16 ioasa_len; | |
435 | __be16 reserved4; | |
436 | ||
437 | struct ipr_cmd_pkt cmd_pkt; | |
438 | ||
439 | __be32 add_cmd_parms_len; | |
b5145d25 | 440 | struct ipr_ioarcb_add_data add_data; |
1da177e4 LT |
441 | }__attribute__((packed, aligned (4))); |
442 | ||
443 | struct ipr_ioadl_desc { | |
444 | __be32 flags_and_data_len; | |
445 | #define IPR_IOADL_FLAGS_MASK 0xff000000 | |
446 | #define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK) | |
447 | #define IPR_IOADL_DATA_LEN_MASK 0x00ffffff | |
448 | #define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK) | |
449 | #define IPR_IOADL_FLAGS_READ 0x48000000 | |
450 | #define IPR_IOADL_FLAGS_READ_LAST 0x49000000 | |
451 | #define IPR_IOADL_FLAGS_WRITE 0x68000000 | |
452 | #define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000 | |
453 | #define IPR_IOADL_FLAGS_LAST 0x01000000 | |
454 | ||
455 | __be32 address; | |
456 | }__attribute__((packed, aligned (8))); | |
457 | ||
458 | struct ipr_ioasa_vset { | |
459 | __be32 failing_lba_hi; | |
460 | __be32 failing_lba_lo; | |
c8f74892 | 461 | __be32 reserved; |
1da177e4 LT |
462 | }__attribute__((packed, aligned (4))); |
463 | ||
464 | struct ipr_ioasa_af_dasd { | |
465 | __be32 failing_lba; | |
c8f74892 | 466 | __be32 reserved[2]; |
1da177e4 LT |
467 | }__attribute__((packed, aligned (4))); |
468 | ||
469 | struct ipr_ioasa_gpdd { | |
470 | u8 end_state; | |
471 | u8 bus_phase; | |
472 | __be16 reserved; | |
c8f74892 | 473 | __be32 ioa_data[2]; |
1da177e4 LT |
474 | }__attribute__((packed, aligned (4))); |
475 | ||
b5145d25 BK |
476 | struct ipr_ioasa_gata { |
477 | u8 error; | |
478 | u8 nsect; /* Interrupt reason */ | |
479 | u8 lbal; | |
480 | u8 lbam; | |
481 | u8 lbah; | |
482 | u8 device; | |
483 | u8 status; | |
484 | u8 alt_status; /* ATA CTL */ | |
485 | u8 hob_nsect; | |
486 | u8 hob_lbal; | |
487 | u8 hob_lbam; | |
488 | u8 hob_lbah; | |
489 | }__attribute__((packed, aligned (4))); | |
490 | ||
c8f74892 BK |
491 | struct ipr_auto_sense { |
492 | __be16 auto_sense_len; | |
493 | __be16 ioa_data_len; | |
494 | __be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)]; | |
495 | }; | |
1da177e4 LT |
496 | |
497 | struct ipr_ioasa { | |
498 | __be32 ioasc; | |
499 | #define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24) | |
500 | #define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16) | |
501 | #define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8) | |
502 | #define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff) | |
503 | ||
504 | __be16 ret_stat_len; /* Length of the returned IOASA */ | |
505 | ||
506 | __be16 avail_stat_len; /* Total Length of status available. */ | |
507 | ||
508 | __be32 residual_data_len; /* number of bytes in the host data */ | |
509 | /* buffers that were not used by the IOARCB command. */ | |
510 | ||
511 | __be32 ilid; | |
512 | #define IPR_NO_ILID 0 | |
513 | #define IPR_DRIVER_ILID 0xffffffff | |
514 | ||
515 | __be32 fd_ioasc; | |
516 | ||
517 | __be32 fd_phys_locator; | |
518 | ||
519 | __be32 fd_res_handle; | |
520 | ||
521 | __be32 ioasc_specific; /* status code specific field */ | |
c8f74892 BK |
522 | #define IPR_ADDITIONAL_STATUS_FMT 0x80000000 |
523 | #define IPR_AUTOSENSE_VALID 0x40000000 | |
b5145d25 | 524 | #define IPR_ATA_DEVICE_WAS_RESET 0x20000000 |
1da177e4 LT |
525 | #define IPR_IOASC_SPECIFIC_MASK 0x00ffffff |
526 | #define IPR_FIELD_POINTER_VALID (0x80000000 >> 8) | |
527 | #define IPR_FIELD_POINTER_MASK 0x0000ffff | |
528 | ||
529 | union { | |
530 | struct ipr_ioasa_vset vset; | |
531 | struct ipr_ioasa_af_dasd dasd; | |
532 | struct ipr_ioasa_gpdd gpdd; | |
b5145d25 | 533 | struct ipr_ioasa_gata gata; |
1da177e4 | 534 | } u; |
c8f74892 BK |
535 | |
536 | struct ipr_auto_sense auto_sense; | |
1da177e4 LT |
537 | }__attribute__((packed, aligned (4))); |
538 | ||
539 | struct ipr_mode_parm_hdr { | |
540 | u8 length; | |
541 | u8 medium_type; | |
542 | u8 device_spec_parms; | |
543 | u8 block_desc_len; | |
544 | }__attribute__((packed)); | |
545 | ||
546 | struct ipr_mode_pages { | |
547 | struct ipr_mode_parm_hdr hdr; | |
548 | u8 data[255 - sizeof(struct ipr_mode_parm_hdr)]; | |
549 | }__attribute__((packed)); | |
550 | ||
551 | struct ipr_mode_page_hdr { | |
552 | u8 ps_page_code; | |
553 | #define IPR_MODE_PAGE_PS 0x80 | |
554 | #define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F) | |
555 | u8 page_length; | |
556 | }__attribute__ ((packed)); | |
557 | ||
558 | struct ipr_dev_bus_entry { | |
559 | struct ipr_res_addr res_addr; | |
560 | u8 flags; | |
561 | #define IPR_SCSI_ATTR_ENABLE_QAS 0x80 | |
562 | #define IPR_SCSI_ATTR_DISABLE_QAS 0x40 | |
563 | #define IPR_SCSI_ATTR_QAS_MASK 0xC0 | |
564 | #define IPR_SCSI_ATTR_ENABLE_TM 0x20 | |
565 | #define IPR_SCSI_ATTR_NO_TERM_PWR 0x10 | |
566 | #define IPR_SCSI_ATTR_TM_SUPPORTED 0x08 | |
567 | #define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04 | |
568 | ||
569 | u8 scsi_id; | |
570 | u8 bus_width; | |
571 | u8 extended_reset_delay; | |
572 | #define IPR_EXTENDED_RESET_DELAY 7 | |
573 | ||
574 | __be32 max_xfer_rate; | |
575 | ||
576 | u8 spinup_delay; | |
577 | u8 reserved3; | |
578 | __be16 reserved4; | |
579 | }__attribute__((packed, aligned (4))); | |
580 | ||
581 | struct ipr_mode_page28 { | |
582 | struct ipr_mode_page_hdr hdr; | |
583 | u8 num_entries; | |
584 | u8 entry_length; | |
585 | struct ipr_dev_bus_entry bus[0]; | |
586 | }__attribute__((packed)); | |
587 | ||
588 | struct ipr_ioa_vpd { | |
589 | struct ipr_std_inq_data std_inq_data; | |
590 | u8 ascii_part_num[12]; | |
591 | u8 reserved[40]; | |
592 | u8 ascii_plant_code[4]; | |
593 | }__attribute__((packed)); | |
594 | ||
595 | struct ipr_inquiry_page3 { | |
596 | u8 peri_qual_dev_type; | |
597 | u8 page_code; | |
598 | u8 reserved1; | |
599 | u8 page_length; | |
600 | u8 ascii_len; | |
601 | u8 reserved2[3]; | |
602 | u8 load_id[4]; | |
603 | u8 major_release; | |
604 | u8 card_type; | |
605 | u8 minor_release[2]; | |
606 | u8 ptf_number[4]; | |
607 | u8 patch_number[4]; | |
608 | }__attribute__((packed)); | |
609 | ||
62275040 BK |
610 | #define IPR_INQUIRY_PAGE0_ENTRIES 20 |
611 | struct ipr_inquiry_page0 { | |
612 | u8 peri_qual_dev_type; | |
613 | u8 page_code; | |
614 | u8 reserved1; | |
615 | u8 len; | |
616 | u8 page[IPR_INQUIRY_PAGE0_ENTRIES]; | |
617 | }__attribute__((packed)); | |
618 | ||
1da177e4 | 619 | struct ipr_hostrcb_device_data_entry { |
cfc32139 | 620 | struct ipr_vpd vpd; |
1da177e4 | 621 | struct ipr_res_addr dev_res_addr; |
cfc32139 BK |
622 | struct ipr_vpd new_vpd; |
623 | struct ipr_vpd ioa_last_with_dev_vpd; | |
624 | struct ipr_vpd cfc_last_with_dev_vpd; | |
1da177e4 LT |
625 | __be32 ioa_data[5]; |
626 | }__attribute__((packed, aligned (4))); | |
627 | ||
ee0f05b8 BK |
628 | struct ipr_hostrcb_device_data_entry_enhanced { |
629 | struct ipr_ext_vpd vpd; | |
630 | u8 ccin[4]; | |
631 | struct ipr_res_addr dev_res_addr; | |
632 | struct ipr_ext_vpd new_vpd; | |
633 | u8 new_ccin[4]; | |
634 | struct ipr_ext_vpd ioa_last_with_dev_vpd; | |
635 | struct ipr_ext_vpd cfc_last_with_dev_vpd; | |
636 | }__attribute__((packed, aligned (4))); | |
637 | ||
1da177e4 | 638 | struct ipr_hostrcb_array_data_entry { |
cfc32139 | 639 | struct ipr_vpd vpd; |
1da177e4 LT |
640 | struct ipr_res_addr expected_dev_res_addr; |
641 | struct ipr_res_addr dev_res_addr; | |
642 | }__attribute__((packed, aligned (4))); | |
643 | ||
ee0f05b8 BK |
644 | struct ipr_hostrcb_array_data_entry_enhanced { |
645 | struct ipr_ext_vpd vpd; | |
646 | u8 ccin[4]; | |
647 | struct ipr_res_addr expected_dev_res_addr; | |
648 | struct ipr_res_addr dev_res_addr; | |
649 | }__attribute__((packed, aligned (4))); | |
650 | ||
1da177e4 | 651 | struct ipr_hostrcb_type_ff_error { |
ee0f05b8 | 652 | __be32 ioa_data[502]; |
1da177e4 LT |
653 | }__attribute__((packed, aligned (4))); |
654 | ||
655 | struct ipr_hostrcb_type_01_error { | |
656 | __be32 seek_counter; | |
657 | __be32 read_counter; | |
658 | u8 sense_data[32]; | |
659 | __be32 ioa_data[236]; | |
660 | }__attribute__((packed, aligned (4))); | |
661 | ||
662 | struct ipr_hostrcb_type_02_error { | |
cfc32139 BK |
663 | struct ipr_vpd ioa_vpd; |
664 | struct ipr_vpd cfc_vpd; | |
665 | struct ipr_vpd ioa_last_attached_to_cfc_vpd; | |
666 | struct ipr_vpd cfc_last_attached_to_ioa_vpd; | |
1da177e4 | 667 | __be32 ioa_data[3]; |
1da177e4 LT |
668 | }__attribute__((packed, aligned (4))); |
669 | ||
ee0f05b8 BK |
670 | struct ipr_hostrcb_type_12_error { |
671 | struct ipr_ext_vpd ioa_vpd; | |
672 | struct ipr_ext_vpd cfc_vpd; | |
673 | struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd; | |
674 | struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd; | |
675 | __be32 ioa_data[3]; | |
676 | }__attribute__((packed, aligned (4))); | |
677 | ||
1da177e4 | 678 | struct ipr_hostrcb_type_03_error { |
cfc32139 BK |
679 | struct ipr_vpd ioa_vpd; |
680 | struct ipr_vpd cfc_vpd; | |
1da177e4 LT |
681 | __be32 errors_detected; |
682 | __be32 errors_logged; | |
683 | u8 ioa_data[12]; | |
cfc32139 | 684 | struct ipr_hostrcb_device_data_entry dev[3]; |
1da177e4 LT |
685 | }__attribute__((packed, aligned (4))); |
686 | ||
ee0f05b8 BK |
687 | struct ipr_hostrcb_type_13_error { |
688 | struct ipr_ext_vpd ioa_vpd; | |
689 | struct ipr_ext_vpd cfc_vpd; | |
690 | __be32 errors_detected; | |
691 | __be32 errors_logged; | |
692 | struct ipr_hostrcb_device_data_entry_enhanced dev[3]; | |
693 | }__attribute__((packed, aligned (4))); | |
694 | ||
1da177e4 | 695 | struct ipr_hostrcb_type_04_error { |
cfc32139 BK |
696 | struct ipr_vpd ioa_vpd; |
697 | struct ipr_vpd cfc_vpd; | |
1da177e4 LT |
698 | u8 ioa_data[12]; |
699 | struct ipr_hostrcb_array_data_entry array_member[10]; | |
700 | __be32 exposed_mode_adn; | |
701 | __be32 array_id; | |
cfc32139 | 702 | struct ipr_vpd incomp_dev_vpd; |
1da177e4 LT |
703 | __be32 ioa_data2; |
704 | struct ipr_hostrcb_array_data_entry array_member2[8]; | |
705 | struct ipr_res_addr last_func_vset_res_addr; | |
706 | u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; | |
707 | u8 protection_level[8]; | |
1da177e4 LT |
708 | }__attribute__((packed, aligned (4))); |
709 | ||
ee0f05b8 BK |
710 | struct ipr_hostrcb_type_14_error { |
711 | struct ipr_ext_vpd ioa_vpd; | |
712 | struct ipr_ext_vpd cfc_vpd; | |
713 | __be32 exposed_mode_adn; | |
714 | __be32 array_id; | |
715 | struct ipr_res_addr last_func_vset_res_addr; | |
716 | u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; | |
717 | u8 protection_level[8]; | |
718 | __be32 num_entries; | |
719 | struct ipr_hostrcb_array_data_entry_enhanced array_member[18]; | |
720 | }__attribute__((packed, aligned (4))); | |
721 | ||
b0df54bb BK |
722 | struct ipr_hostrcb_type_07_error { |
723 | u8 failure_reason[64]; | |
724 | struct ipr_vpd vpd; | |
725 | u32 data[222]; | |
726 | }__attribute__((packed, aligned (4))); | |
727 | ||
ee0f05b8 BK |
728 | struct ipr_hostrcb_type_17_error { |
729 | u8 failure_reason[64]; | |
730 | struct ipr_ext_vpd vpd; | |
731 | u32 data[476]; | |
732 | }__attribute__((packed, aligned (4))); | |
733 | ||
1da177e4 LT |
734 | struct ipr_hostrcb_error { |
735 | __be32 failing_dev_ioasc; | |
736 | struct ipr_res_addr failing_dev_res_addr; | |
737 | __be32 failing_dev_res_handle; | |
738 | __be32 prc; | |
739 | union { | |
740 | struct ipr_hostrcb_type_ff_error type_ff_error; | |
741 | struct ipr_hostrcb_type_01_error type_01_error; | |
742 | struct ipr_hostrcb_type_02_error type_02_error; | |
743 | struct ipr_hostrcb_type_03_error type_03_error; | |
744 | struct ipr_hostrcb_type_04_error type_04_error; | |
b0df54bb | 745 | struct ipr_hostrcb_type_07_error type_07_error; |
ee0f05b8 BK |
746 | struct ipr_hostrcb_type_12_error type_12_error; |
747 | struct ipr_hostrcb_type_13_error type_13_error; | |
748 | struct ipr_hostrcb_type_14_error type_14_error; | |
749 | struct ipr_hostrcb_type_17_error type_17_error; | |
1da177e4 LT |
750 | } u; |
751 | }__attribute__((packed, aligned (4))); | |
752 | ||
753 | struct ipr_hostrcb_raw { | |
754 | __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)]; | |
755 | }__attribute__((packed, aligned (4))); | |
756 | ||
757 | struct ipr_hcam { | |
758 | u8 op_code; | |
759 | #define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1 | |
760 | #define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2 | |
761 | ||
762 | u8 notify_type; | |
763 | #define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00 | |
764 | #define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01 | |
765 | #define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02 | |
766 | #define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10 | |
767 | #define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11 | |
768 | ||
769 | u8 notifications_lost; | |
770 | #define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0 | |
771 | #define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80 | |
772 | ||
773 | u8 flags; | |
774 | #define IPR_HOSTRCB_INTERNAL_OPER 0x80 | |
775 | #define IPR_HOSTRCB_ERR_RESP_SENT 0x40 | |
776 | ||
777 | u8 overlay_id; | |
778 | #define IPR_HOST_RCB_OVERLAY_ID_1 0x01 | |
779 | #define IPR_HOST_RCB_OVERLAY_ID_2 0x02 | |
780 | #define IPR_HOST_RCB_OVERLAY_ID_3 0x03 | |
781 | #define IPR_HOST_RCB_OVERLAY_ID_4 0x04 | |
782 | #define IPR_HOST_RCB_OVERLAY_ID_6 0x06 | |
b0df54bb | 783 | #define IPR_HOST_RCB_OVERLAY_ID_7 0x07 |
ee0f05b8 BK |
784 | #define IPR_HOST_RCB_OVERLAY_ID_12 0x12 |
785 | #define IPR_HOST_RCB_OVERLAY_ID_13 0x13 | |
786 | #define IPR_HOST_RCB_OVERLAY_ID_14 0x14 | |
787 | #define IPR_HOST_RCB_OVERLAY_ID_16 0x16 | |
788 | #define IPR_HOST_RCB_OVERLAY_ID_17 0x17 | |
1da177e4 LT |
789 | #define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF |
790 | ||
791 | u8 reserved1[3]; | |
792 | __be32 ilid; | |
793 | __be32 time_since_last_ioa_reset; | |
794 | __be32 reserved2; | |
795 | __be32 length; | |
796 | ||
797 | union { | |
798 | struct ipr_hostrcb_error error; | |
799 | struct ipr_hostrcb_cfg_ch_not ccn; | |
800 | struct ipr_hostrcb_raw raw; | |
801 | } u; | |
802 | }__attribute__((packed, aligned (4))); | |
803 | ||
804 | struct ipr_hostrcb { | |
805 | struct ipr_hcam hcam; | |
806 | dma_addr_t hostrcb_dma; | |
807 | struct list_head queue; | |
808 | }; | |
809 | ||
810 | /* IPR smart dump table structures */ | |
811 | struct ipr_sdt_entry { | |
812 | __be32 bar_str_offset; | |
813 | __be32 end_offset; | |
814 | u8 entry_byte; | |
815 | u8 reserved[3]; | |
816 | ||
817 | u8 flags; | |
818 | #define IPR_SDT_ENDIAN 0x80 | |
819 | #define IPR_SDT_VALID_ENTRY 0x20 | |
820 | ||
821 | u8 resv; | |
822 | __be16 priority; | |
823 | }__attribute__((packed, aligned (4))); | |
824 | ||
825 | struct ipr_sdt_header { | |
826 | __be32 state; | |
827 | __be32 num_entries; | |
828 | __be32 num_entries_used; | |
829 | __be32 dump_size; | |
830 | }__attribute__((packed, aligned (4))); | |
831 | ||
832 | struct ipr_sdt { | |
833 | struct ipr_sdt_header hdr; | |
834 | struct ipr_sdt_entry entry[IPR_NUM_SDT_ENTRIES]; | |
835 | }__attribute__((packed, aligned (4))); | |
836 | ||
837 | struct ipr_uc_sdt { | |
838 | struct ipr_sdt_header hdr; | |
839 | struct ipr_sdt_entry entry[1]; | |
840 | }__attribute__((packed, aligned (4))); | |
841 | ||
842 | /* | |
843 | * Driver types | |
844 | */ | |
845 | struct ipr_bus_attributes { | |
846 | u8 bus; | |
847 | u8 qas_enabled; | |
848 | u8 bus_width; | |
849 | u8 reserved; | |
850 | u32 max_xfer_rate; | |
851 | }; | |
852 | ||
35a39691 BK |
853 | struct ipr_sata_port { |
854 | struct ipr_ioa_cfg *ioa_cfg; | |
855 | struct ata_port *ap; | |
856 | struct ipr_resource_entry *res; | |
857 | struct ipr_ioasa_gata ioasa; | |
858 | }; | |
859 | ||
1da177e4 LT |
860 | struct ipr_resource_entry { |
861 | struct ipr_config_table_entry cfgte; | |
862 | u8 needs_sync_complete:1; | |
863 | u8 in_erp:1; | |
864 | u8 add_to_ml:1; | |
865 | u8 del_from_ml:1; | |
866 | u8 resetting_device:1; | |
867 | ||
868 | struct scsi_device *sdev; | |
35a39691 | 869 | struct ipr_sata_port *sata_port; |
1da177e4 LT |
870 | struct list_head queue; |
871 | }; | |
872 | ||
873 | struct ipr_resource_hdr { | |
874 | u16 num_entries; | |
875 | u16 reserved; | |
876 | }; | |
877 | ||
878 | struct ipr_resource_table { | |
879 | struct ipr_resource_hdr hdr; | |
880 | struct ipr_resource_entry dev[IPR_MAX_PHYSICAL_DEVS]; | |
881 | }; | |
882 | ||
883 | struct ipr_misc_cbs { | |
884 | struct ipr_ioa_vpd ioa_vpd; | |
62275040 | 885 | struct ipr_inquiry_page0 page0_data; |
1da177e4 LT |
886 | struct ipr_inquiry_page3 page3_data; |
887 | struct ipr_mode_pages mode_pages; | |
888 | struct ipr_supported_device supp_dev; | |
889 | }; | |
890 | ||
891 | struct ipr_interrupt_offsets { | |
892 | unsigned long set_interrupt_mask_reg; | |
893 | unsigned long clr_interrupt_mask_reg; | |
894 | unsigned long sense_interrupt_mask_reg; | |
895 | unsigned long clr_interrupt_reg; | |
896 | ||
897 | unsigned long sense_interrupt_reg; | |
898 | unsigned long ioarrin_reg; | |
899 | unsigned long sense_uproc_interrupt_reg; | |
900 | unsigned long set_uproc_interrupt_reg; | |
901 | unsigned long clr_uproc_interrupt_reg; | |
902 | }; | |
903 | ||
904 | struct ipr_interrupts { | |
905 | void __iomem *set_interrupt_mask_reg; | |
906 | void __iomem *clr_interrupt_mask_reg; | |
907 | void __iomem *sense_interrupt_mask_reg; | |
908 | void __iomem *clr_interrupt_reg; | |
909 | ||
910 | void __iomem *sense_interrupt_reg; | |
911 | void __iomem *ioarrin_reg; | |
912 | void __iomem *sense_uproc_interrupt_reg; | |
913 | void __iomem *set_uproc_interrupt_reg; | |
914 | void __iomem *clr_uproc_interrupt_reg; | |
915 | }; | |
916 | ||
917 | struct ipr_chip_cfg_t { | |
918 | u32 mailbox; | |
919 | u8 cache_line_size; | |
920 | struct ipr_interrupt_offsets regs; | |
921 | }; | |
922 | ||
923 | struct ipr_chip_t { | |
924 | u16 vendor; | |
925 | u16 device; | |
926 | const struct ipr_chip_cfg_t *cfg; | |
927 | }; | |
928 | ||
929 | enum ipr_shutdown_type { | |
930 | IPR_SHUTDOWN_NORMAL = 0x00, | |
931 | IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40, | |
932 | IPR_SHUTDOWN_ABBREV = 0x80, | |
933 | IPR_SHUTDOWN_NONE = 0x100 | |
934 | }; | |
935 | ||
936 | struct ipr_trace_entry { | |
937 | u32 time; | |
938 | ||
939 | u8 op_code; | |
35a39691 | 940 | u8 ata_op_code; |
1da177e4 LT |
941 | u8 type; |
942 | #define IPR_TRACE_START 0x00 | |
943 | #define IPR_TRACE_FINISH 0xff | |
35a39691 | 944 | u8 cmd_index; |
1da177e4 LT |
945 | |
946 | __be32 res_handle; | |
947 | union { | |
948 | u32 ioasc; | |
949 | u32 add_data; | |
950 | u32 res_addr; | |
951 | } u; | |
952 | }; | |
953 | ||
954 | struct ipr_sglist { | |
955 | u32 order; | |
956 | u32 num_sg; | |
12baa420 | 957 | u32 num_dma_sg; |
1da177e4 LT |
958 | u32 buffer_len; |
959 | struct scatterlist scatterlist[1]; | |
960 | }; | |
961 | ||
962 | enum ipr_sdt_state { | |
963 | INACTIVE, | |
964 | WAIT_FOR_DUMP, | |
965 | GET_DUMP, | |
966 | ABORT_DUMP, | |
967 | DUMP_OBTAINED | |
968 | }; | |
969 | ||
62275040 BK |
970 | enum ipr_cache_state { |
971 | CACHE_NONE, | |
972 | CACHE_DISABLED, | |
973 | CACHE_ENABLED, | |
974 | CACHE_INVALID | |
975 | }; | |
976 | ||
1da177e4 LT |
977 | /* Per-controller data */ |
978 | struct ipr_ioa_cfg { | |
979 | char eye_catcher[8]; | |
980 | #define IPR_EYECATCHER "iprcfg" | |
981 | ||
982 | struct list_head queue; | |
983 | ||
984 | u8 allow_interrupts:1; | |
985 | u8 in_reset_reload:1; | |
986 | u8 in_ioa_bringdown:1; | |
987 | u8 ioa_unit_checked:1; | |
988 | u8 ioa_is_dead:1; | |
989 | u8 dump_taken:1; | |
990 | u8 allow_cmds:1; | |
991 | u8 allow_ml_add_del:1; | |
ce155cce | 992 | u8 needs_hard_reset:1; |
1da177e4 | 993 | |
62275040 | 994 | enum ipr_cache_state cache_state; |
1da177e4 LT |
995 | u16 type; /* CCIN of the card */ |
996 | ||
997 | u8 log_level; | |
998 | #define IPR_MAX_LOG_LEVEL 4 | |
999 | #define IPR_DEFAULT_LOG_LEVEL 2 | |
1000 | ||
1001 | #define IPR_NUM_TRACE_INDEX_BITS 8 | |
1002 | #define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS) | |
1003 | #define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES) | |
1004 | char trace_start[8]; | |
1005 | #define IPR_TRACE_START_LABEL "trace" | |
1006 | struct ipr_trace_entry *trace; | |
1007 | u32 trace_index:IPR_NUM_TRACE_INDEX_BITS; | |
1008 | ||
1009 | /* | |
1010 | * Queue for free command blocks | |
1011 | */ | |
1012 | char ipr_free_label[8]; | |
1013 | #define IPR_FREEQ_LABEL "free-q" | |
1014 | struct list_head free_q; | |
1015 | ||
1016 | /* | |
1017 | * Queue for command blocks outstanding to the adapter | |
1018 | */ | |
1019 | char ipr_pending_label[8]; | |
1020 | #define IPR_PENDQ_LABEL "pend-q" | |
1021 | struct list_head pending_q; | |
1022 | ||
1023 | char cfg_table_start[8]; | |
1024 | #define IPR_CFG_TBL_START "cfg" | |
1025 | struct ipr_config_table *cfg_table; | |
1026 | dma_addr_t cfg_table_dma; | |
1027 | ||
1028 | char resource_table_label[8]; | |
1029 | #define IPR_RES_TABLE_LABEL "res_tbl" | |
1030 | struct ipr_resource_entry *res_entries; | |
1031 | struct list_head free_res_q; | |
1032 | struct list_head used_res_q; | |
1033 | ||
1034 | char ipr_hcam_label[8]; | |
1035 | #define IPR_HCAM_LABEL "hcams" | |
1036 | struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS]; | |
1037 | dma_addr_t hostrcb_dma[IPR_NUM_HCAMS]; | |
1038 | struct list_head hostrcb_free_q; | |
1039 | struct list_head hostrcb_pending_q; | |
1040 | ||
1041 | __be32 *host_rrq; | |
1042 | dma_addr_t host_rrq_dma; | |
1043 | #define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc | |
1044 | #define IPR_HRRQ_RESP_BIT_SET 0x00000002 | |
1045 | #define IPR_HRRQ_TOGGLE_BIT 0x00000001 | |
1046 | #define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2 | |
1047 | volatile __be32 *hrrq_start; | |
1048 | volatile __be32 *hrrq_end; | |
1049 | volatile __be32 *hrrq_curr; | |
1050 | volatile u32 toggle_bit; | |
1051 | ||
1052 | struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES]; | |
1053 | ||
1054 | const struct ipr_chip_cfg_t *chip_cfg; | |
1055 | ||
1056 | void __iomem *hdw_dma_regs; /* iomapped PCI memory space */ | |
1057 | unsigned long hdw_dma_regs_pci; /* raw PCI memory space */ | |
1058 | void __iomem *ioa_mailbox; | |
1059 | struct ipr_interrupts regs; | |
1060 | ||
1061 | u16 saved_pcix_cmd_reg; | |
1062 | u16 reset_retries; | |
1063 | ||
1064 | u32 errors_logged; | |
3d1d0da6 | 1065 | u32 doorbell; |
1da177e4 LT |
1066 | |
1067 | struct Scsi_Host *host; | |
1068 | struct pci_dev *pdev; | |
1069 | struct ipr_sglist *ucode_sglist; | |
1da177e4 LT |
1070 | u8 saved_mode_page_len; |
1071 | ||
1072 | struct work_struct work_q; | |
1073 | ||
1074 | wait_queue_head_t reset_wait_q; | |
1075 | ||
1076 | struct ipr_dump *dump; | |
1077 | enum ipr_sdt_state sdt_state; | |
1078 | ||
1079 | struct ipr_misc_cbs *vpd_cbs; | |
1080 | dma_addr_t vpd_cbs_dma; | |
1081 | ||
1082 | struct pci_pool *ipr_cmd_pool; | |
1083 | ||
1084 | struct ipr_cmnd *reset_cmd; | |
1085 | ||
35a39691 | 1086 | struct ata_host ata_host; |
1da177e4 LT |
1087 | char ipr_cmd_label[8]; |
1088 | #define IPR_CMD_LABEL "ipr_cmnd" | |
1089 | struct ipr_cmnd *ipr_cmnd_list[IPR_NUM_CMD_BLKS]; | |
1090 | u32 ipr_cmnd_list_dma[IPR_NUM_CMD_BLKS]; | |
1091 | }; | |
1092 | ||
1093 | struct ipr_cmnd { | |
1094 | struct ipr_ioarcb ioarcb; | |
1095 | struct ipr_ioasa ioasa; | |
1096 | struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES]; | |
1097 | struct list_head queue; | |
1098 | struct scsi_cmnd *scsi_cmd; | |
35a39691 | 1099 | struct ata_queued_cmd *qc; |
1da177e4 LT |
1100 | struct completion completion; |
1101 | struct timer_list timer; | |
1102 | void (*done) (struct ipr_cmnd *); | |
1103 | int (*job_step) (struct ipr_cmnd *); | |
dfed823e | 1104 | int (*job_step_failed) (struct ipr_cmnd *); |
1da177e4 LT |
1105 | u16 cmd_index; |
1106 | u8 sense_buffer[SCSI_SENSE_BUFFERSIZE]; | |
1107 | dma_addr_t sense_buffer_dma; | |
1108 | unsigned short dma_use_sg; | |
1109 | dma_addr_t dma_handle; | |
1110 | struct ipr_cmnd *sibling; | |
1111 | union { | |
1112 | enum ipr_shutdown_type shutdown_type; | |
1113 | struct ipr_hostrcb *hostrcb; | |
1114 | unsigned long time_left; | |
1115 | unsigned long scratch; | |
1116 | struct ipr_resource_entry *res; | |
1117 | struct scsi_device *sdev; | |
1118 | } u; | |
1119 | ||
1120 | struct ipr_ioa_cfg *ioa_cfg; | |
1121 | }; | |
1122 | ||
1123 | struct ipr_ses_table_entry { | |
1124 | char product_id[17]; | |
1125 | char compare_product_id_byte[17]; | |
1126 | u32 max_bus_speed_limit; /* MB/sec limit for this backplane */ | |
1127 | }; | |
1128 | ||
1129 | struct ipr_dump_header { | |
1130 | u32 eye_catcher; | |
1131 | #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 | |
1132 | u32 len; | |
1133 | u32 num_entries; | |
1134 | u32 first_entry_offset; | |
1135 | u32 status; | |
1136 | #define IPR_DUMP_STATUS_SUCCESS 0 | |
1137 | #define IPR_DUMP_STATUS_QUAL_SUCCESS 2 | |
1138 | #define IPR_DUMP_STATUS_FAILED 0xffffffff | |
1139 | u32 os; | |
1140 | #define IPR_DUMP_OS_LINUX 0x4C4E5558 | |
1141 | u32 driver_name; | |
1142 | #define IPR_DUMP_DRIVER_NAME 0x49505232 | |
1143 | }__attribute__((packed, aligned (4))); | |
1144 | ||
1145 | struct ipr_dump_entry_header { | |
1146 | u32 eye_catcher; | |
1147 | #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 | |
1148 | u32 len; | |
1149 | u32 num_elems; | |
1150 | u32 offset; | |
1151 | u32 data_type; | |
1152 | #define IPR_DUMP_DATA_TYPE_ASCII 0x41534349 | |
1153 | #define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41 | |
1154 | u32 id; | |
1155 | #define IPR_DUMP_IOA_DUMP_ID 0x494F4131 | |
1156 | #define IPR_DUMP_LOCATION_ID 0x4C4F4341 | |
1157 | #define IPR_DUMP_TRACE_ID 0x54524143 | |
1158 | #define IPR_DUMP_DRIVER_VERSION_ID 0x44525652 | |
1159 | #define IPR_DUMP_DRIVER_TYPE_ID 0x54595045 | |
1160 | #define IPR_DUMP_IOA_CTRL_BLK 0x494F4342 | |
1161 | #define IPR_DUMP_PEND_OPS 0x414F5053 | |
1162 | u32 status; | |
1163 | }__attribute__((packed, aligned (4))); | |
1164 | ||
1165 | struct ipr_dump_location_entry { | |
1166 | struct ipr_dump_entry_header hdr; | |
1167 | u8 location[BUS_ID_SIZE]; | |
1168 | }__attribute__((packed)); | |
1169 | ||
1170 | struct ipr_dump_trace_entry { | |
1171 | struct ipr_dump_entry_header hdr; | |
1172 | u32 trace[IPR_TRACE_SIZE / sizeof(u32)]; | |
1173 | }__attribute__((packed, aligned (4))); | |
1174 | ||
1175 | struct ipr_dump_version_entry { | |
1176 | struct ipr_dump_entry_header hdr; | |
1177 | u8 version[sizeof(IPR_DRIVER_VERSION)]; | |
1178 | }; | |
1179 | ||
1180 | struct ipr_dump_ioa_type_entry { | |
1181 | struct ipr_dump_entry_header hdr; | |
1182 | u32 type; | |
1183 | u32 fw_version; | |
1184 | }; | |
1185 | ||
1186 | struct ipr_driver_dump { | |
1187 | struct ipr_dump_header hdr; | |
1188 | struct ipr_dump_version_entry version_entry; | |
1189 | struct ipr_dump_location_entry location_entry; | |
1190 | struct ipr_dump_ioa_type_entry ioa_type_entry; | |
1191 | struct ipr_dump_trace_entry trace_entry; | |
1192 | }__attribute__((packed)); | |
1193 | ||
1194 | struct ipr_ioa_dump { | |
1195 | struct ipr_dump_entry_header hdr; | |
1196 | struct ipr_sdt sdt; | |
1197 | __be32 *ioa_data[IPR_MAX_NUM_DUMP_PAGES]; | |
1198 | u32 reserved; | |
1199 | u32 next_page_index; | |
1200 | u32 page_offset; | |
1201 | u32 format; | |
1202 | #define IPR_SDT_FMT2 2 | |
1203 | #define IPR_SDT_UNKNOWN 3 | |
1204 | }__attribute__((packed, aligned (4))); | |
1205 | ||
1206 | struct ipr_dump { | |
1207 | struct kref kref; | |
1208 | struct ipr_ioa_cfg *ioa_cfg; | |
1209 | struct ipr_driver_dump driver_dump; | |
1210 | struct ipr_ioa_dump ioa_dump; | |
1211 | }; | |
1212 | ||
1213 | struct ipr_error_table_t { | |
1214 | u32 ioasc; | |
1215 | int log_ioasa; | |
1216 | int log_hcam; | |
1217 | char *error; | |
1218 | }; | |
1219 | ||
1220 | struct ipr_software_inq_lid_info { | |
1221 | __be32 load_id; | |
1222 | __be32 timestamp[3]; | |
1223 | }__attribute__((packed, aligned (4))); | |
1224 | ||
1225 | struct ipr_ucode_image_header { | |
1226 | __be32 header_length; | |
1227 | __be32 lid_table_offset; | |
1228 | u8 major_release; | |
1229 | u8 card_type; | |
1230 | u8 minor_release[2]; | |
1231 | u8 reserved[20]; | |
1232 | char eyecatcher[16]; | |
1233 | __be32 num_lids; | |
1234 | struct ipr_software_inq_lid_info lid[1]; | |
1235 | }__attribute__((packed, aligned (4))); | |
1236 | ||
1237 | /* | |
1238 | * Macros | |
1239 | */ | |
d3c74871 | 1240 | #define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; } |
1da177e4 LT |
1241 | |
1242 | #ifdef CONFIG_SCSI_IPR_TRACE | |
1243 | #define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr) | |
1244 | #define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) | |
1245 | #else | |
1246 | #define ipr_create_trace_file(kobj, attr) 0 | |
1247 | #define ipr_remove_trace_file(kobj, attr) do { } while(0) | |
1248 | #endif | |
1249 | ||
1250 | #ifdef CONFIG_SCSI_IPR_DUMP | |
1251 | #define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr) | |
1252 | #define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) | |
1253 | #else | |
1254 | #define ipr_create_dump_file(kobj, attr) 0 | |
1255 | #define ipr_remove_dump_file(kobj, attr) do { } while(0) | |
1256 | #endif | |
1257 | ||
1258 | /* | |
1259 | * Error logging macros | |
1260 | */ | |
1261 | #define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__) | |
1262 | #define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__) | |
1da177e4 LT |
1263 | #define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)) |
1264 | ||
fb3ed3cb BK |
1265 | #define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \ |
1266 | printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ | |
1267 | (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__) | |
1da177e4 | 1268 | |
fb3ed3cb BK |
1269 | #define ipr_ra_err(ioa_cfg, ra, fmt, ...) \ |
1270 | ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__) | |
1da177e4 LT |
1271 | |
1272 | #define ipr_res_err(ioa_cfg, res, fmt, ...) \ | |
fb3ed3cb | 1273 | ipr_ra_err(ioa_cfg, (res)->cfgte.res_addr, fmt, ##__VA_ARGS__) |
1da177e4 | 1274 | |
fa15b1f6 BK |
1275 | #define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \ |
1276 | { \ | |
1277 | if ((res).bus >= IPR_MAX_NUM_BUSES) { \ | |
1278 | ipr_err(fmt": unknown\n", ##__VA_ARGS__); \ | |
1279 | } else { \ | |
1280 | ipr_err(fmt": %d:%d:%d:%d\n", \ | |
1281 | ##__VA_ARGS__, (ioa_cfg)->host->host_no, \ | |
1282 | (res).bus, (res).target, (res).lun); \ | |
1283 | } \ | |
1284 | } | |
1285 | ||
1da177e4 LT |
1286 | #define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\ |
1287 | __FILE__, __FUNCTION__, __LINE__) | |
1288 | ||
d3c74871 BK |
1289 | #define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __FUNCTION__)) |
1290 | #define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __FUNCTION__)) | |
1da177e4 LT |
1291 | |
1292 | #define ipr_err_separator \ | |
1293 | ipr_err("----------------------------------------------------------\n") | |
1294 | ||
1295 | ||
1296 | /* | |
1297 | * Inlines | |
1298 | */ | |
1299 | ||
1300 | /** | |
1301 | * ipr_is_ioa_resource - Determine if a resource is the IOA | |
1302 | * @res: resource entry struct | |
1303 | * | |
1304 | * Return value: | |
1305 | * 1 if IOA / 0 if not IOA | |
1306 | **/ | |
1307 | static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res) | |
1308 | { | |
1309 | return (res->cfgte.flags & IPR_IS_IOA_RESOURCE) ? 1 : 0; | |
1310 | } | |
1311 | ||
1312 | /** | |
1313 | * ipr_is_af_dasd_device - Determine if a resource is an AF DASD | |
1314 | * @res: resource entry struct | |
1315 | * | |
1316 | * Return value: | |
1317 | * 1 if AF DASD / 0 if not AF DASD | |
1318 | **/ | |
1319 | static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res) | |
1320 | { | |
1321 | if (IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data) && | |
1322 | !ipr_is_ioa_resource(res) && | |
1323 | IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_AF_DASD) | |
1324 | return 1; | |
1325 | else | |
1326 | return 0; | |
1327 | } | |
1328 | ||
1329 | /** | |
1330 | * ipr_is_vset_device - Determine if a resource is a VSET | |
1331 | * @res: resource entry struct | |
1332 | * | |
1333 | * Return value: | |
1334 | * 1 if VSET / 0 if not VSET | |
1335 | **/ | |
1336 | static inline int ipr_is_vset_device(struct ipr_resource_entry *res) | |
1337 | { | |
1338 | if (IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data) && | |
1339 | !ipr_is_ioa_resource(res) && | |
1340 | IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_VOLUME_SET) | |
1341 | return 1; | |
1342 | else | |
1343 | return 0; | |
1344 | } | |
1345 | ||
1346 | /** | |
1347 | * ipr_is_gscsi - Determine if a resource is a generic scsi resource | |
1348 | * @res: resource entry struct | |
1349 | * | |
1350 | * Return value: | |
1351 | * 1 if GSCSI / 0 if not GSCSI | |
1352 | **/ | |
1353 | static inline int ipr_is_gscsi(struct ipr_resource_entry *res) | |
1354 | { | |
1355 | if (!ipr_is_ioa_resource(res) && | |
1356 | IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_GENERIC_SCSI) | |
1357 | return 1; | |
1358 | else | |
1359 | return 0; | |
1360 | } | |
1361 | ||
e4fbf44e BK |
1362 | /** |
1363 | * ipr_is_scsi_disk - Determine if a resource is a SCSI disk | |
1364 | * @res: resource entry struct | |
1365 | * | |
1366 | * Return value: | |
1367 | * 1 if SCSI disk / 0 if not SCSI disk | |
1368 | **/ | |
1369 | static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res) | |
1370 | { | |
1371 | if (ipr_is_af_dasd_device(res) || | |
1372 | (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data))) | |
1373 | return 1; | |
1374 | else | |
1375 | return 0; | |
1376 | } | |
1377 | ||
b5145d25 BK |
1378 | /** |
1379 | * ipr_is_gata - Determine if a resource is a generic ATA resource | |
1380 | * @res: resource entry struct | |
1381 | * | |
1382 | * Return value: | |
1383 | * 1 if GATA / 0 if not GATA | |
1384 | **/ | |
1385 | static inline int ipr_is_gata(struct ipr_resource_entry *res) | |
1386 | { | |
1387 | if (!ipr_is_ioa_resource(res) && | |
1388 | IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_GENERIC_ATA) | |
1389 | return 1; | |
1390 | else | |
1391 | return 0; | |
1392 | } | |
1393 | ||
ee0a90fa BK |
1394 | /** |
1395 | * ipr_is_naca_model - Determine if a resource is using NACA queueing model | |
1396 | * @res: resource entry struct | |
1397 | * | |
1398 | * Return value: | |
1399 | * 1 if NACA queueing model / 0 if not NACA queueing model | |
1400 | **/ | |
1401 | static inline int ipr_is_naca_model(struct ipr_resource_entry *res) | |
1402 | { | |
1403 | if (ipr_is_gscsi(res) && IPR_QUEUEING_MODEL(res) == IPR_QUEUE_NACA_MODEL) | |
1404 | return 1; | |
1405 | return 0; | |
1406 | } | |
1407 | ||
1da177e4 LT |
1408 | /** |
1409 | * ipr_is_device - Determine if resource address is that of a device | |
1410 | * @res_addr: resource address struct | |
1411 | * | |
1412 | * Return value: | |
1413 | * 1 if AF / 0 if not AF | |
1414 | **/ | |
1415 | static inline int ipr_is_device(struct ipr_res_addr *res_addr) | |
1416 | { | |
1417 | if ((res_addr->bus < IPR_MAX_NUM_BUSES) && | |
d71a8b0c | 1418 | (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1))) |
1da177e4 LT |
1419 | return 1; |
1420 | ||
1421 | return 0; | |
1422 | } | |
1423 | ||
1424 | /** | |
1425 | * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2 | |
1426 | * @sdt_word: SDT address | |
1427 | * | |
1428 | * Return value: | |
1429 | * 1 if format 2 / 0 if not | |
1430 | **/ | |
1431 | static inline int ipr_sdt_is_fmt2(u32 sdt_word) | |
1432 | { | |
1433 | u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word); | |
1434 | ||
1435 | switch (bar_sel) { | |
1436 | case IPR_SDT_FMT2_BAR0_SEL: | |
1437 | case IPR_SDT_FMT2_BAR1_SEL: | |
1438 | case IPR_SDT_FMT2_BAR2_SEL: | |
1439 | case IPR_SDT_FMT2_BAR3_SEL: | |
1440 | case IPR_SDT_FMT2_BAR4_SEL: | |
1441 | case IPR_SDT_FMT2_BAR5_SEL: | |
1442 | case IPR_SDT_FMT2_EXP_ROM_SEL: | |
1443 | return 1; | |
1444 | }; | |
1445 | ||
1446 | return 0; | |
1447 | } | |
1448 | ||
1449 | #endif |