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32#include <linux/compat.h>
33#include <linux/blkdev.h>
34#include <linux/completion.h>
35#include <linux/init.h>
36#include <linux/interrupt.h>
37#include <linux/kernel.h>
38#include <linux/module.h>
39#include <linux/moduleparam.h>
40#include <linux/pci.h>
41#include <linux/pci-aspm.h>
42#include <linux/slab.h>
43#include <linux/mutex.h>
44#include <linux/spinlock.h>
45#include <linux/syscalls.h>
46#include <linux/delay.h>
47#include <linux/kthread.h>
48
49#include <scsi/scsi.h>
50#include <scsi/scsi_cmnd.h>
51#include <scsi/scsi_device.h>
52#include <scsi/scsi_host.h>
53#include <scsi/scsi_tcq.h>
54#include <scsi/scsicam.h>
55#include <scsi/scsi_eh.h>
56
57#include "aacraid.h"
58
59#define AAC_DRIVER_VERSION "1.1-7"
60#ifndef AAC_DRIVER_BRANCH
61#define AAC_DRIVER_BRANCH ""
62#endif
63#define AAC_DRIVERNAME "aacraid"
64
65#ifdef AAC_DRIVER_BUILD
66#define _str(x) #x
67#define str(x) _str(x)
68#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH
69#else
70#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH
71#endif
72
73MODULE_AUTHOR("Red Hat Inc and Adaptec");
74MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, "
75 "Adaptec Advanced Raid Products, "
76 "HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver");
77MODULE_LICENSE("GPL");
78MODULE_VERSION(AAC_DRIVER_FULL_VERSION);
79
80static DEFINE_MUTEX(aac_mutex);
81static LIST_HEAD(aac_devices);
82static int aac_cfg_major = -1;
83char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
84
85
86
87
88
89
90
91#ifdef DECLARE_PCI_DEVICE_TABLE
92static DECLARE_PCI_DEVICE_TABLE(aac_pci_tbl) = {
93#elif defined(__devinitconst)
94static const struct pci_device_id aac_pci_tbl[] __devinitconst = {
95#else
96static const struct pci_device_id aac_pci_tbl[] __devinitdata = {
97#endif
98 { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 },
99 { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 },
100 { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 },
101 { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 },
102 { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 },
103 { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 },
104 { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 },
105 { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 },
106 { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 },
107 { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 },
108 { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 },
109 { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 },
110 { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 },
111 { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 },
112 { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 },
113 { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 },
114
115 { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 },
116 { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 },
117 { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 },
118 { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 },
119 { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 },
120 { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 },
121 { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 },
122 { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 },
123 { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 },
124 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 },
125 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 },
126 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 },
127 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 },
128 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 },
129 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 },
130 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 },
131 { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 },
132 { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 },
133 { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 },
134 { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 },
135 { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 },
136 { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 },
137 { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 },
138 { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 },
139 { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 },
140 { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 },
141 { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 },
142 { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 },
143 { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 },
144 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 },
145 { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 },
146 { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 },
147 { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 },
148 { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 },
149 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 },
150 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 },
151 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 },
152 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 },
153
154 { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 },
155 { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 },
156 { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 },
157 { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 },
158 { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 },
159
160 { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 },
161 { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 },
162 { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 },
163 { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 },
164 { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 },
165 { 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 },
166 { 0,}
167};
168MODULE_DEVICE_TABLE(pci, aac_pci_tbl);
169
170
171
172
173
174
175static struct aac_driver_ident aac_drivers[] = {
176 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
177 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
178 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
179 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
180 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
181 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
182 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
183 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
184 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
185 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
186 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
187 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG },
188 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG },
189 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
190 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
191 { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
192
193 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 },
194 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 },
195 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 },
196 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 },
197 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 },
198 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 },
199 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 },
200 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 },
201 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 },
202 { aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 },
203 { aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 },
204 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 },
205 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 },
206 { aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 },
207 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 },
208 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 },
209 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 },
210 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE },
211 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER },
212 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 },
213 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 },
214 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG },
215 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG },
216 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG },
217 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG },
218 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 },
219 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 },
220 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 },
221 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 },
222 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 },
223 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 },
224 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 },
225 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 },
226 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 },
227 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 },
228 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 },
229
230 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG },
231 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG },
232 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG },
233 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG },
234 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG },
235
236 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
237 { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 },
238 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 },
239 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 },
240 { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 },
241 { aac_src_init, "aacraid", "ADAPTEC ", "RAID ", 2 }
242};
243
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253
254static int aac_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
255{
256 struct Scsi_Host *host = cmd->device->host;
257 struct aac_dev *dev = (struct aac_dev *)host->hostdata;
258 u32 count = 0;
259 cmd->scsi_done = done;
260 for (; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
261 struct fib * fib = &dev->fibs[count];
262 struct scsi_cmnd * command;
263 if (fib->hw_fib_va->header.XferState &&
264 ((command = fib->callback_data)) &&
265 (command == cmd) &&
266 (cmd->SCp.phase == AAC_OWNER_FIRMWARE))
267 return 0;
268 }
269 cmd->SCp.phase = AAC_OWNER_LOWLEVEL;
270 return (aac_scsi_cmd(cmd) ? FAILED : 0);
271}
272
273static DEF_SCSI_QCMD(aac_queuecommand)
274
275
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277
278
279
280
281
282static const char *aac_info(struct Scsi_Host *shost)
283{
284 struct aac_dev *dev = (struct aac_dev *)shost->hostdata;
285 return aac_drivers[dev->cardtype].name;
286}
287
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289
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292
293
294
295struct aac_driver_ident* aac_get_driver_ident(int devtype)
296{
297 return &aac_drivers[devtype];
298}
299
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321
322static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev,
323 sector_t capacity, int *geom)
324{
325 struct diskparm *param = (struct diskparm *)geom;
326 unsigned char *buf;
327
328 dprintk((KERN_DEBUG "aac_biosparm.\n"));
329
330
331
332
333 if (capacity >= 2 * 1024 * 1024) {
334 if(capacity >= 4 * 1024 * 1024) {
335 param->heads = 255;
336 param->sectors = 63;
337 } else {
338 param->heads = 128;
339 param->sectors = 32;
340 }
341 } else {
342 param->heads = 64;
343 param->sectors = 32;
344 }
345
346 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
347
348
349
350
351
352
353
354 buf = scsi_bios_ptable(bdev);
355 if (!buf)
356 return 0;
357 if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) {
358 struct partition *first = (struct partition * )buf;
359 struct partition *entry = first;
360 int saved_cylinders = param->cylinders;
361 int num;
362 unsigned char end_head, end_sec;
363
364 for(num = 0; num < 4; num++) {
365 end_head = entry->end_head;
366 end_sec = entry->end_sector & 0x3f;
367
368 if(end_head == 63) {
369 param->heads = 64;
370 param->sectors = 32;
371 break;
372 } else if(end_head == 127) {
373 param->heads = 128;
374 param->sectors = 32;
375 break;
376 } else if(end_head == 254) {
377 param->heads = 255;
378 param->sectors = 63;
379 break;
380 }
381 entry++;
382 }
383
384 if (num == 4) {
385 end_head = first->end_head;
386 end_sec = first->end_sector & 0x3f;
387 }
388
389 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
390 if (num < 4 && end_sec == param->sectors) {
391 if (param->cylinders != saved_cylinders)
392 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n",
393 param->heads, param->sectors, num));
394 } else if (end_head > 0 || end_sec > 0) {
395 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n",
396 end_head + 1, end_sec, num));
397 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n",
398 param->heads, param->sectors));
399 }
400 }
401 kfree(buf);
402 return 0;
403}
404
405
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407
408
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410
411
412
413
414static int aac_slave_configure(struct scsi_device *sdev)
415{
416 struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata;
417 if (aac->jbod && (sdev->type == TYPE_DISK))
418 sdev->removable = 1;
419 if ((sdev->type == TYPE_DISK) &&
420 (sdev_channel(sdev) != CONTAINER_CHANNEL) &&
421 (!aac->jbod || sdev->inq_periph_qual) &&
422 (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))) {
423 if (expose_physicals == 0)
424 return -ENXIO;
425 if (expose_physicals < 0)
426 sdev->no_uld_attach = 1;
427 }
428 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) &&
429 (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) &&
430 !sdev->no_uld_attach) {
431 struct scsi_device * dev;
432 struct Scsi_Host *host = sdev->host;
433 unsigned num_lsu = 0;
434 unsigned num_one = 0;
435 unsigned depth;
436 unsigned cid;
437
438
439
440
441
442 if (sdev->request_queue->rq_timeout < (45 * HZ))
443 blk_queue_rq_timeout(sdev->request_queue, 45*HZ);
444 for (cid = 0; cid < aac->maximum_num_containers; ++cid)
445 if (aac->fsa_dev[cid].valid)
446 ++num_lsu;
447 __shost_for_each_device(dev, host) {
448 if (dev->tagged_supported && (dev->type == TYPE_DISK) &&
449 (!aac->raid_scsi_mode ||
450 (sdev_channel(sdev) != 2)) &&
451 !dev->no_uld_attach) {
452 if ((sdev_channel(dev) != CONTAINER_CHANNEL)
453 || !aac->fsa_dev[sdev_id(dev)].valid)
454 ++num_lsu;
455 } else
456 ++num_one;
457 }
458 if (num_lsu == 0)
459 ++num_lsu;
460 depth = (host->can_queue - num_one) / num_lsu;
461 if (depth > 256)
462 depth = 256;
463 else if (depth < 2)
464 depth = 2;
465 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
466 } else
467 scsi_adjust_queue_depth(sdev, 0, 1);
468
469 return 0;
470}
471
472
473
474
475
476
477
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479
480
481static int aac_change_queue_depth(struct scsi_device *sdev, int depth,
482 int reason)
483{
484 if (reason != SCSI_QDEPTH_DEFAULT)
485 return -EOPNOTSUPP;
486
487 if (sdev->tagged_supported && (sdev->type == TYPE_DISK) &&
488 (sdev_channel(sdev) == CONTAINER_CHANNEL)) {
489 struct scsi_device * dev;
490 struct Scsi_Host *host = sdev->host;
491 unsigned num = 0;
492
493 __shost_for_each_device(dev, host) {
494 if (dev->tagged_supported && (dev->type == TYPE_DISK) &&
495 (sdev_channel(dev) == CONTAINER_CHANNEL))
496 ++num;
497 ++num;
498 }
499 if (num >= host->can_queue)
500 num = host->can_queue - 1;
501 if (depth > (host->can_queue - num))
502 depth = host->can_queue - num;
503 if (depth > 256)
504 depth = 256;
505 else if (depth < 2)
506 depth = 2;
507 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, depth);
508 } else
509 scsi_adjust_queue_depth(sdev, 0, 1);
510 return sdev->queue_depth;
511}
512
513static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf)
514{
515 struct scsi_device *sdev = to_scsi_device(dev);
516 struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata);
517 if (sdev_channel(sdev) != CONTAINER_CHANNEL)
518 return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach
519 ? "Hidden\n" :
520 ((aac->jbod && (sdev->type == TYPE_DISK)) ? "JBOD\n" : ""));
521 return snprintf(buf, PAGE_SIZE, "%s\n",
522 get_container_type(aac->fsa_dev[sdev_id(sdev)].type));
523}
524
525static struct device_attribute aac_raid_level_attr = {
526 .attr = {
527 .name = "level",
528 .mode = S_IRUGO,
529 },
530 .show = aac_show_raid_level
531};
532
533static struct device_attribute *aac_dev_attrs[] = {
534 &aac_raid_level_attr,
535 NULL,
536};
537
538static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg)
539{
540 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
541 if (!capable(CAP_SYS_RAWIO))
542 return -EPERM;
543 return aac_do_ioctl(dev, cmd, arg);
544}
545
546static int aac_eh_abort(struct scsi_cmnd* cmd)
547{
548 struct scsi_device * dev = cmd->device;
549 struct Scsi_Host * host = dev->host;
550 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
551 int count;
552 int ret = FAILED;
553
554 printk(KERN_ERR "%s: Host adapter abort request (%d,%d,%d,%d)\n",
555 AAC_DRIVERNAME,
556 host->host_no, sdev_channel(dev), sdev_id(dev), dev->lun);
557 switch (cmd->cmnd[0]) {
558 case SERVICE_ACTION_IN:
559 if (!(aac->raw_io_interface) ||
560 !(aac->raw_io_64) ||
561 ((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16))
562 break;
563 case INQUIRY:
564 case READ_CAPACITY:
565
566 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
567 struct fib * fib = &aac->fibs[count];
568 if (fib->hw_fib_va->header.XferState &&
569 (fib->flags & FIB_CONTEXT_FLAG) &&
570 (fib->callback_data == cmd)) {
571 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
572 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;
573 ret = SUCCESS;
574 }
575 }
576 break;
577 case TEST_UNIT_READY:
578
579 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
580 struct scsi_cmnd * command;
581 struct fib * fib = &aac->fibs[count];
582 if ((fib->hw_fib_va->header.XferState & cpu_to_le32(Async | NoResponseExpected)) &&
583 (fib->flags & FIB_CONTEXT_FLAG) &&
584 ((command = fib->callback_data)) &&
585 (command->device == cmd->device)) {
586 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
587 command->SCp.phase = AAC_OWNER_ERROR_HANDLER;
588 if (command == cmd)
589 ret = SUCCESS;
590 }
591 }
592 }
593 return ret;
594}
595
596
597
598
599
600
601static int aac_eh_reset(struct scsi_cmnd* cmd)
602{
603 struct scsi_device * dev = cmd->device;
604 struct Scsi_Host * host = dev->host;
605 struct scsi_cmnd * command;
606 int count;
607 struct aac_dev * aac = (struct aac_dev *)host->hostdata;
608 unsigned long flags;
609
610
611 for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
612 struct fib * fib = &aac->fibs[count];
613 if (fib->hw_fib_va->header.XferState &&
614 (fib->flags & FIB_CONTEXT_FLAG) &&
615 (fib->callback_data == cmd)) {
616 fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
617 cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;
618 }
619 }
620 printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n",
621 AAC_DRIVERNAME);
622
623 if ((count = aac_check_health(aac)))
624 return count;
625
626
627
628
629 for (count = 60; count; --count) {
630 int active = aac->in_reset;
631
632 if (active == 0)
633 __shost_for_each_device(dev, host) {
634 spin_lock_irqsave(&dev->list_lock, flags);
635 list_for_each_entry(command, &dev->cmd_list, list) {
636 if ((command != cmd) &&
637 (command->SCp.phase == AAC_OWNER_FIRMWARE)) {
638 active++;
639 break;
640 }
641 }
642 spin_unlock_irqrestore(&dev->list_lock, flags);
643 if (active)
644 break;
645
646 }
647
648
649
650 if (active == 0)
651 return SUCCESS;
652 ssleep(1);
653 }
654 printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME);
655
656
657
658
659 if (((aac->supplement_adapter_info.SupportedOptions2 &
660 AAC_OPTION_MU_RESET) ||
661 (aac->supplement_adapter_info.SupportedOptions2 &
662 AAC_OPTION_DOORBELL_RESET)) &&
663 aac_check_reset &&
664 ((aac_check_reset != 1) ||
665 !(aac->supplement_adapter_info.SupportedOptions2 &
666 AAC_OPTION_IGNORE_RESET)))
667 aac_reset_adapter(aac, 2);
668 return SUCCESS;
669}
670
671
672
673
674
675
676
677
678
679
680
681
682
683static int aac_cfg_open(struct inode *inode, struct file *file)
684{
685 struct aac_dev *aac;
686 unsigned minor_number = iminor(inode);
687 int err = -ENODEV;
688
689 mutex_lock(&aac_mutex);
690 list_for_each_entry(aac, &aac_devices, entry) {
691 if (aac->id == minor_number) {
692 file->private_data = aac;
693 err = 0;
694 break;
695 }
696 }
697 mutex_unlock(&aac_mutex);
698
699 return err;
700}
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716static long aac_cfg_ioctl(struct file *file,
717 unsigned int cmd, unsigned long arg)
718{
719 int ret;
720 if (!capable(CAP_SYS_RAWIO))
721 return -EPERM;
722 mutex_lock(&aac_mutex);
723 ret = aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
724 mutex_unlock(&aac_mutex);
725
726 return ret;
727}
728
729#ifdef CONFIG_COMPAT
730static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
731{
732 long ret;
733 mutex_lock(&aac_mutex);
734 switch (cmd) {
735 case FSACTL_MINIPORT_REV_CHECK:
736 case FSACTL_SENDFIB:
737 case FSACTL_OPEN_GET_ADAPTER_FIB:
738 case FSACTL_CLOSE_GET_ADAPTER_FIB:
739 case FSACTL_SEND_RAW_SRB:
740 case FSACTL_GET_PCI_INFO:
741 case FSACTL_QUERY_DISK:
742 case FSACTL_DELETE_DISK:
743 case FSACTL_FORCE_DELETE_DISK:
744 case FSACTL_GET_CONTAINERS:
745 case FSACTL_SEND_LARGE_FIB:
746 ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
747 break;
748
749 case FSACTL_GET_NEXT_ADAPTER_FIB: {
750 struct fib_ioctl __user *f;
751
752 f = compat_alloc_user_space(sizeof(*f));
753 ret = 0;
754 if (clear_user(f, sizeof(*f)))
755 ret = -EFAULT;
756 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
757 ret = -EFAULT;
758 if (!ret)
759 ret = aac_do_ioctl(dev, cmd, f);
760 break;
761 }
762
763 default:
764 ret = -ENOIOCTLCMD;
765 break;
766 }
767 mutex_unlock(&aac_mutex);
768 return ret;
769}
770
771static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
772{
773 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
774 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
775}
776
777static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
778{
779 if (!capable(CAP_SYS_RAWIO))
780 return -EPERM;
781 return aac_compat_do_ioctl(file->private_data, cmd, arg);
782}
783#endif
784
785static ssize_t aac_show_model(struct device *device,
786 struct device_attribute *attr, char *buf)
787{
788 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
789 int len;
790
791 if (dev->supplement_adapter_info.AdapterTypeText[0]) {
792 char * cp = dev->supplement_adapter_info.AdapterTypeText;
793 while (*cp && *cp != ' ')
794 ++cp;
795 while (*cp == ' ')
796 ++cp;
797 len = snprintf(buf, PAGE_SIZE, "%s\n", cp);
798 } else
799 len = snprintf(buf, PAGE_SIZE, "%s\n",
800 aac_drivers[dev->cardtype].model);
801 return len;
802}
803
804static ssize_t aac_show_vendor(struct device *device,
805 struct device_attribute *attr, char *buf)
806{
807 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
808 int len;
809
810 if (dev->supplement_adapter_info.AdapterTypeText[0]) {
811 char * cp = dev->supplement_adapter_info.AdapterTypeText;
812 while (*cp && *cp != ' ')
813 ++cp;
814 len = snprintf(buf, PAGE_SIZE, "%.*s\n",
815 (int)(cp - (char *)dev->supplement_adapter_info.AdapterTypeText),
816 dev->supplement_adapter_info.AdapterTypeText);
817 } else
818 len = snprintf(buf, PAGE_SIZE, "%s\n",
819 aac_drivers[dev->cardtype].vname);
820 return len;
821}
822
823static ssize_t aac_show_flags(struct device *cdev,
824 struct device_attribute *attr, char *buf)
825{
826 int len = 0;
827 struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata;
828
829 if (nblank(dprintk(x)))
830 len = snprintf(buf, PAGE_SIZE, "dprintk\n");
831#ifdef AAC_DETAILED_STATUS_INFO
832 len += snprintf(buf + len, PAGE_SIZE - len,
833 "AAC_DETAILED_STATUS_INFO\n");
834#endif
835 if (dev->raw_io_interface && dev->raw_io_64)
836 len += snprintf(buf + len, PAGE_SIZE - len,
837 "SAI_READ_CAPACITY_16\n");
838 if (dev->jbod)
839 len += snprintf(buf + len, PAGE_SIZE - len, "SUPPORTED_JBOD\n");
840 if (dev->supplement_adapter_info.SupportedOptions2 &
841 AAC_OPTION_POWER_MANAGEMENT)
842 len += snprintf(buf + len, PAGE_SIZE - len,
843 "SUPPORTED_POWER_MANAGEMENT\n");
844 if (dev->msi)
845 len += snprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n");
846 return len;
847}
848
849static ssize_t aac_show_kernel_version(struct device *device,
850 struct device_attribute *attr,
851 char *buf)
852{
853 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
854 int len, tmp;
855
856 tmp = le32_to_cpu(dev->adapter_info.kernelrev);
857 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
858 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
859 le32_to_cpu(dev->adapter_info.kernelbuild));
860 return len;
861}
862
863static ssize_t aac_show_monitor_version(struct device *device,
864 struct device_attribute *attr,
865 char *buf)
866{
867 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
868 int len, tmp;
869
870 tmp = le32_to_cpu(dev->adapter_info.monitorrev);
871 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
872 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
873 le32_to_cpu(dev->adapter_info.monitorbuild));
874 return len;
875}
876
877static ssize_t aac_show_bios_version(struct device *device,
878 struct device_attribute *attr,
879 char *buf)
880{
881 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
882 int len, tmp;
883
884 tmp = le32_to_cpu(dev->adapter_info.biosrev);
885 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
886 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
887 le32_to_cpu(dev->adapter_info.biosbuild));
888 return len;
889}
890
891static ssize_t aac_show_serial_number(struct device *device,
892 struct device_attribute *attr, char *buf)
893{
894 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
895 int len = 0;
896
897 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
898 len = snprintf(buf, 16, "%06X\n",
899 le32_to_cpu(dev->adapter_info.serial[0]));
900 if (len &&
901 !memcmp(&dev->supplement_adapter_info.MfgPcbaSerialNo[
902 sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo)-len],
903 buf, len-1))
904 len = snprintf(buf, 16, "%.*s\n",
905 (int)sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo),
906 dev->supplement_adapter_info.MfgPcbaSerialNo);
907
908 return min(len, 16);
909}
910
911static ssize_t aac_show_max_channel(struct device *device,
912 struct device_attribute *attr, char *buf)
913{
914 return snprintf(buf, PAGE_SIZE, "%d\n",
915 class_to_shost(device)->max_channel);
916}
917
918static ssize_t aac_show_max_id(struct device *device,
919 struct device_attribute *attr, char *buf)
920{
921 return snprintf(buf, PAGE_SIZE, "%d\n",
922 class_to_shost(device)->max_id);
923}
924
925static ssize_t aac_store_reset_adapter(struct device *device,
926 struct device_attribute *attr,
927 const char *buf, size_t count)
928{
929 int retval = -EACCES;
930
931 if (!capable(CAP_SYS_ADMIN))
932 return retval;
933 retval = aac_reset_adapter((struct aac_dev*)class_to_shost(device)->hostdata, buf[0] == '!');
934 if (retval >= 0)
935 retval = count;
936 return retval;
937}
938
939static ssize_t aac_show_reset_adapter(struct device *device,
940 struct device_attribute *attr,
941 char *buf)
942{
943 struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
944 int len, tmp;
945
946 tmp = aac_adapter_check_health(dev);
947 if ((tmp == 0) && dev->in_reset)
948 tmp = -EBUSY;
949 len = snprintf(buf, PAGE_SIZE, "0x%x\n", tmp);
950 return len;
951}
952
953static struct device_attribute aac_model = {
954 .attr = {
955 .name = "model",
956 .mode = S_IRUGO,
957 },
958 .show = aac_show_model,
959};
960static struct device_attribute aac_vendor = {
961 .attr = {
962 .name = "vendor",
963 .mode = S_IRUGO,
964 },
965 .show = aac_show_vendor,
966};
967static struct device_attribute aac_flags = {
968 .attr = {
969 .name = "flags",
970 .mode = S_IRUGO,
971 },
972 .show = aac_show_flags,
973};
974static struct device_attribute aac_kernel_version = {
975 .attr = {
976 .name = "hba_kernel_version",
977 .mode = S_IRUGO,
978 },
979 .show = aac_show_kernel_version,
980};
981static struct device_attribute aac_monitor_version = {
982 .attr = {
983 .name = "hba_monitor_version",
984 .mode = S_IRUGO,
985 },
986 .show = aac_show_monitor_version,
987};
988static struct device_attribute aac_bios_version = {
989 .attr = {
990 .name = "hba_bios_version",
991 .mode = S_IRUGO,
992 },
993 .show = aac_show_bios_version,
994};
995static struct device_attribute aac_serial_number = {
996 .attr = {
997 .name = "serial_number",
998 .mode = S_IRUGO,
999 },
1000 .show = aac_show_serial_number,
1001};
1002static struct device_attribute aac_max_channel = {
1003 .attr = {
1004 .name = "max_channel",
1005 .mode = S_IRUGO,
1006 },
1007 .show = aac_show_max_channel,
1008};
1009static struct device_attribute aac_max_id = {
1010 .attr = {
1011 .name = "max_id",
1012 .mode = S_IRUGO,
1013 },
1014 .show = aac_show_max_id,
1015};
1016static struct device_attribute aac_reset = {
1017 .attr = {
1018 .name = "reset_host",
1019 .mode = S_IWUSR|S_IRUGO,
1020 },
1021 .store = aac_store_reset_adapter,
1022 .show = aac_show_reset_adapter,
1023};
1024
1025static struct device_attribute *aac_attrs[] = {
1026 &aac_model,
1027 &aac_vendor,
1028 &aac_flags,
1029 &aac_kernel_version,
1030 &aac_monitor_version,
1031 &aac_bios_version,
1032 &aac_serial_number,
1033 &aac_max_channel,
1034 &aac_max_id,
1035 &aac_reset,
1036 NULL
1037};
1038
1039ssize_t aac_get_serial_number(struct device *device, char *buf)
1040{
1041 return aac_show_serial_number(device, &aac_serial_number, buf);
1042}
1043
1044static const struct file_operations aac_cfg_fops = {
1045 .owner = THIS_MODULE,
1046 .unlocked_ioctl = aac_cfg_ioctl,
1047#ifdef CONFIG_COMPAT
1048 .compat_ioctl = aac_compat_cfg_ioctl,
1049#endif
1050 .open = aac_cfg_open,
1051 .llseek = noop_llseek,
1052};
1053
1054static struct scsi_host_template aac_driver_template = {
1055 .module = THIS_MODULE,
1056 .name = "AAC",
1057 .proc_name = AAC_DRIVERNAME,
1058 .info = aac_info,
1059 .ioctl = aac_ioctl,
1060#ifdef CONFIG_COMPAT
1061 .compat_ioctl = aac_compat_ioctl,
1062#endif
1063 .queuecommand = aac_queuecommand,
1064 .bios_param = aac_biosparm,
1065 .shost_attrs = aac_attrs,
1066 .slave_configure = aac_slave_configure,
1067 .change_queue_depth = aac_change_queue_depth,
1068 .sdev_attrs = aac_dev_attrs,
1069 .eh_abort_handler = aac_eh_abort,
1070 .eh_host_reset_handler = aac_eh_reset,
1071 .can_queue = AAC_NUM_IO_FIB,
1072 .this_id = MAXIMUM_NUM_CONTAINERS,
1073 .sg_tablesize = 16,
1074 .max_sectors = 128,
1075#if (AAC_NUM_IO_FIB > 256)
1076 .cmd_per_lun = 256,
1077#else
1078 .cmd_per_lun = AAC_NUM_IO_FIB,
1079#endif
1080 .use_clustering = ENABLE_CLUSTERING,
1081 .emulated = 1,
1082};
1083
1084static void __aac_shutdown(struct aac_dev * aac)
1085{
1086 if (aac->aif_thread)
1087 kthread_stop(aac->thread);
1088 aac_send_shutdown(aac);
1089 aac_adapter_disable_int(aac);
1090 free_irq(aac->pdev->irq, aac);
1091 if (aac->msi)
1092 pci_disable_msi(aac->pdev);
1093}
1094
1095static int __devinit aac_probe_one(struct pci_dev *pdev,
1096 const struct pci_device_id *id)
1097{
1098 unsigned index = id->driver_data;
1099 struct Scsi_Host *shost;
1100 struct aac_dev *aac;
1101 struct list_head *insert = &aac_devices;
1102 int error = -ENODEV;
1103 int unique_id = 0;
1104 u64 dmamask;
1105
1106 list_for_each_entry(aac, &aac_devices, entry) {
1107 if (aac->id > unique_id)
1108 break;
1109 insert = &aac->entry;
1110 unique_id++;
1111 }
1112
1113 pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 |
1114 PCIE_LINK_STATE_CLKPM);
1115
1116 error = pci_enable_device(pdev);
1117 if (error)
1118 goto out;
1119 error = -ENODEV;
1120
1121
1122
1123
1124
1125 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
1126 dmamask = DMA_BIT_MASK(31);
1127 else
1128 dmamask = DMA_BIT_MASK(32);
1129
1130 if (pci_set_dma_mask(pdev, dmamask) ||
1131 pci_set_consistent_dma_mask(pdev, dmamask))
1132 goto out_disable_pdev;
1133
1134 pci_set_master(pdev);
1135
1136 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev));
1137 if (!shost)
1138 goto out_disable_pdev;
1139
1140 shost->irq = pdev->irq;
1141 shost->base = pci_resource_start(pdev, 0);
1142 shost->unique_id = unique_id;
1143 shost->max_cmd_len = 16;
1144
1145 aac = (struct aac_dev *)shost->hostdata;
1146 aac->scsi_host_ptr = shost;
1147 aac->pdev = pdev;
1148 aac->name = aac_driver_template.name;
1149 aac->id = shost->unique_id;
1150 aac->cardtype = index;
1151 INIT_LIST_HEAD(&aac->entry);
1152
1153 aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL);
1154 if (!aac->fibs)
1155 goto out_free_host;
1156 spin_lock_init(&aac->fib_lock);
1157
1158
1159
1160
1161 aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
1162 if ((*aac_drivers[index].init)(aac))
1163 goto out_unmap;
1164
1165
1166
1167
1168 aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME);
1169 if (IS_ERR(aac->thread)) {
1170 printk(KERN_ERR "aacraid: Unable to create command thread.\n");
1171 error = PTR_ERR(aac->thread);
1172 goto out_deinit;
1173 }
1174
1175
1176
1177
1178
1179
1180 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
1181 if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))
1182 goto out_deinit;
1183
1184 aac->maximum_num_channels = aac_drivers[index].channels;
1185 error = aac_get_adapter_info(aac);
1186 if (error < 0)
1187 goto out_deinit;
1188
1189
1190
1191
1192 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) &&
1193 (shost->sg_tablesize > 34)) {
1194 shost->sg_tablesize = 34;
1195 shost->max_sectors = (shost->sg_tablesize * 8) + 112;
1196 }
1197
1198 if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) &&
1199 (shost->sg_tablesize > 17)) {
1200 shost->sg_tablesize = 17;
1201 shost->max_sectors = (shost->sg_tablesize * 8) + 112;
1202 }
1203
1204 error = pci_set_dma_max_seg_size(pdev,
1205 (aac->adapter_info.options & AAC_OPT_NEW_COMM) ?
1206 (shost->max_sectors << 9) : 65536);
1207 if (error)
1208 goto out_deinit;
1209
1210
1211
1212
1213 if (aac_drivers[index].quirks & AAC_QUIRK_34SG)
1214 aac->printf_enabled = 1;
1215 else
1216 aac->printf_enabled = 0;
1217
1218
1219
1220
1221
1222
1223 if (aac->nondasd_support || expose_physicals || aac->jbod)
1224 shost->max_channel = aac->maximum_num_channels;
1225 else
1226 shost->max_channel = 0;
1227
1228 aac_get_config_status(aac, 0);
1229 aac_get_containers(aac);
1230 list_add(&aac->entry, insert);
1231
1232 shost->max_id = aac->maximum_num_containers;
1233 if (shost->max_id < aac->maximum_num_physicals)
1234 shost->max_id = aac->maximum_num_physicals;
1235 if (shost->max_id < MAXIMUM_NUM_CONTAINERS)
1236 shost->max_id = MAXIMUM_NUM_CONTAINERS;
1237 else
1238 shost->this_id = shost->max_id;
1239
1240
1241
1242
1243
1244 shost->max_lun = AAC_MAX_LUN;
1245
1246 pci_set_drvdata(pdev, shost);
1247
1248 error = scsi_add_host(shost, &pdev->dev);
1249 if (error)
1250 goto out_deinit;
1251 scsi_scan_host(shost);
1252
1253 return 0;
1254
1255 out_deinit:
1256 __aac_shutdown(aac);
1257 out_unmap:
1258 aac_fib_map_free(aac);
1259 if (aac->comm_addr)
1260 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
1261 aac->comm_phys);
1262 kfree(aac->queues);
1263 aac_adapter_ioremap(aac, 0);
1264 kfree(aac->fibs);
1265 kfree(aac->fsa_dev);
1266 out_free_host:
1267 scsi_host_put(shost);
1268 out_disable_pdev:
1269 pci_disable_device(pdev);
1270 out:
1271 return error;
1272}
1273
1274static void aac_shutdown(struct pci_dev *dev)
1275{
1276 struct Scsi_Host *shost = pci_get_drvdata(dev);
1277 scsi_block_requests(shost);
1278 __aac_shutdown((struct aac_dev *)shost->hostdata);
1279}
1280
1281static void __devexit aac_remove_one(struct pci_dev *pdev)
1282{
1283 struct Scsi_Host *shost = pci_get_drvdata(pdev);
1284 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
1285
1286 scsi_remove_host(shost);
1287
1288 __aac_shutdown(aac);
1289 aac_fib_map_free(aac);
1290 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
1291 aac->comm_phys);
1292 kfree(aac->queues);
1293
1294 aac_adapter_ioremap(aac, 0);
1295
1296 kfree(aac->fibs);
1297 kfree(aac->fsa_dev);
1298
1299 list_del(&aac->entry);
1300 scsi_host_put(shost);
1301 pci_disable_device(pdev);
1302 if (list_empty(&aac_devices)) {
1303 unregister_chrdev(aac_cfg_major, "aac");
1304 aac_cfg_major = -1;
1305 }
1306}
1307
1308static struct pci_driver aac_pci_driver = {
1309 .name = AAC_DRIVERNAME,
1310 .id_table = aac_pci_tbl,
1311 .probe = aac_probe_one,
1312 .remove = __devexit_p(aac_remove_one),
1313 .shutdown = aac_shutdown,
1314};
1315
1316static int __init aac_init(void)
1317{
1318 int error;
1319
1320 printk(KERN_INFO "Adaptec %s driver %s\n",
1321 AAC_DRIVERNAME, aac_driver_version);
1322
1323 error = pci_register_driver(&aac_pci_driver);
1324 if (error < 0)
1325 return error;
1326
1327 aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops);
1328 if (aac_cfg_major < 0) {
1329 printk(KERN_WARNING
1330 "aacraid: unable to register \"aac\" device.\n");
1331 }
1332
1333 return 0;
1334}
1335
1336static void __exit aac_exit(void)
1337{
1338 if (aac_cfg_major > -1)
1339 unregister_chrdev(aac_cfg_major, "aac");
1340 pci_unregister_driver(&aac_pci_driver);
1341}
1342
1343module_init(aac_init);
1344module_exit(aac_exit);
1345