[PATCH] pcmcia: embed dev_link_t into struct pcmcia_device
[linux-3.10.git] / drivers / scsi / pcmcia / qlogic_stub.c
1 /*======================================================================
2
3     A driver for the Qlogic SCSI card
4
5     qlogic_cs.c 1.79 2000/06/12 21:27:26
6
7     The contents of this file are subject to the Mozilla Public
8     License Version 1.1 (the "License"); you may not use this file
9     except in compliance with the License. You may obtain a copy of
10     the License at http://www.mozilla.org/MPL/
11
12     Software distributed under the License is distributed on an "AS
13     IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
14     implied. See the License for the specific language governing
15     rights and limitations under the License.
16
17     The initial developer of the original code is David A. Hinds
18     <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
19     are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
20
21     Alternatively, the contents of this file may be used under the
22     terms of the GNU General Public License version 2 (the "GPL"), in which
23     case the provisions of the GPL are applicable instead of the
24     above.  If you wish to allow the use of your version of this file
25     only under the terms of the GPL and not to allow others to use
26     your version of this file under the MPL, indicate your decision
27     by deleting the provisions above and replace them with the notice
28     and other provisions required by the GPL.  If you do not delete
29     the provisions above, a recipient may use your version of this
30     file under either the MPL or the GPL.
31     
32 ======================================================================*/
33
34 #include <linux/module.h>
35 #include <linux/init.h>
36 #include <linux/kernel.h>
37 #include <linux/sched.h>
38 #include <linux/slab.h>
39 #include <linux/string.h>
40 #include <linux/ioport.h>
41 #include <asm/io.h>
42 #include <scsi/scsi.h>
43 #include <linux/major.h>
44 #include <linux/blkdev.h>
45 #include <scsi/scsi_ioctl.h>
46 #include <linux/interrupt.h>
47
48 #include "scsi.h"
49 #include <scsi/scsi_host.h>
50 #include "../qlogicfas408.h"
51
52 #include <pcmcia/cs_types.h>
53 #include <pcmcia/cs.h>
54 #include <pcmcia/cistpl.h>
55 #include <pcmcia/ds.h>
56 #include <pcmcia/ciscode.h>
57
58 /* Set the following to 2 to use normal interrupt (active high/totempole-
59  * tristate), otherwise use 0 (REQUIRED FOR PCMCIA) for active low, open
60  * drain
61  */
62 #define INT_TYPE        0
63
64 static char qlogic_name[] = "qlogic_cs";
65
66 #ifdef PCMCIA_DEBUG
67 static int pc_debug = PCMCIA_DEBUG;
68 module_param(pc_debug, int, 0644);
69 #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
70 static char *version = "qlogic_cs.c 1.79-ac 2002/10/26 (David Hinds)";
71 #else
72 #define DEBUG(n, args...)
73 #endif
74
75 static struct scsi_host_template qlogicfas_driver_template = {
76         .module                 = THIS_MODULE,
77         .name                   = qlogic_name,
78         .proc_name              = qlogic_name,
79         .info                   = qlogicfas408_info,
80         .queuecommand           = qlogicfas408_queuecommand,
81         .eh_abort_handler       = qlogicfas408_abort,
82         .eh_bus_reset_handler   = qlogicfas408_bus_reset,
83         .bios_param             = qlogicfas408_biosparam,
84         .can_queue              = 1,
85         .this_id                = -1,
86         .sg_tablesize           = SG_ALL,
87         .cmd_per_lun            = 1,
88         .use_clustering         = DISABLE_CLUSTERING,
89 };
90
91 /*====================================================================*/
92
93 typedef struct scsi_info_t {
94         struct pcmcia_device    *p_dev;
95         dev_node_t node;
96         struct Scsi_Host *host;
97         unsigned short manf_id;
98 } scsi_info_t;
99
100 static void qlogic_release(dev_link_t *link);
101 static void qlogic_detach(struct pcmcia_device *p_dev);
102 static void qlogic_config(dev_link_t * link);
103
104 static struct Scsi_Host *qlogic_detect(struct scsi_host_template *host,
105                                 dev_link_t *link, int qbase, int qlirq)
106 {
107         int qltyp;              /* type of chip */
108         int qinitid;
109         struct Scsi_Host *shost;        /* registered host structure */
110         struct qlogicfas408_priv *priv;
111
112         qltyp = qlogicfas408_get_chip_type(qbase, INT_TYPE);
113         qinitid = host->this_id;
114         if (qinitid < 0)
115                 qinitid = 7;    /* if no ID, use 7 */
116
117         qlogicfas408_setup(qbase, qinitid, INT_TYPE);
118
119         host->name = qlogic_name;
120         shost = scsi_host_alloc(host, sizeof(struct qlogicfas408_priv));
121         if (!shost)
122                 goto err;
123         shost->io_port = qbase;
124         shost->n_io_port = 16;
125         shost->dma_channel = -1;
126         if (qlirq != -1)
127                 shost->irq = qlirq;
128
129         priv = get_priv_by_host(shost);
130         priv->qlirq = qlirq;
131         priv->qbase = qbase;
132         priv->qinitid = qinitid;
133         priv->shost = shost;
134         priv->int_type = INT_TYPE;                                      
135
136         if (request_irq(qlirq, qlogicfas408_ihandl, 0, qlogic_name, shost))
137                 goto free_scsi_host;
138
139         sprintf(priv->qinfo,
140                 "Qlogicfas Driver version 0.46, chip %02X at %03X, IRQ %d, TPdma:%d",
141                 qltyp, qbase, qlirq, QL_TURBO_PDMA);
142
143         if (scsi_add_host(shost, NULL))
144                 goto free_interrupt;
145
146         scsi_scan_host(shost);
147
148         return shost;
149
150 free_interrupt:
151         free_irq(qlirq, shost);
152
153 free_scsi_host:
154         scsi_host_put(shost);
155         
156 err:
157         return NULL;
158 }
159 static int qlogic_attach(struct pcmcia_device *p_dev)
160 {
161         scsi_info_t *info;
162         dev_link_t *link = dev_to_instance(p_dev);
163
164         DEBUG(0, "qlogic_attach()\n");
165
166         /* Create new SCSI device */
167         info = kmalloc(sizeof(*info), GFP_KERNEL);
168         if (!info)
169                 return -ENOMEM;
170         memset(info, 0, sizeof(*info));
171         info->p_dev = p_dev;
172         link->priv = info;
173         link->io.NumPorts1 = 16;
174         link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
175         link->io.IOAddrLines = 10;
176         link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
177         link->irq.IRQInfo1 = IRQ_LEVEL_ID;
178         link->conf.Attributes = CONF_ENABLE_IRQ;
179         link->conf.IntType = INT_MEMORY_AND_IO;
180         link->conf.Present = PRESENT_OPTION;
181
182         link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
183         qlogic_config(link);
184
185         return 0;
186 }                               /* qlogic_attach */
187
188 /*====================================================================*/
189
190 static void qlogic_detach(struct pcmcia_device *p_dev)
191 {
192         dev_link_t *link = dev_to_instance(p_dev);
193
194         DEBUG(0, "qlogic_detach(0x%p)\n", link);
195
196         if (link->state & DEV_CONFIG)
197                 qlogic_release(link);
198
199         kfree(link->priv);
200
201 }                               /* qlogic_detach */
202
203 /*====================================================================*/
204
205 #define CS_CHECK(fn, ret) \
206 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
207
208 static void qlogic_config(dev_link_t * link)
209 {
210         client_handle_t handle = link->handle;
211         scsi_info_t *info = link->priv;
212         tuple_t tuple;
213         cisparse_t parse;
214         int i, last_ret, last_fn;
215         unsigned short tuple_data[32];
216         struct Scsi_Host *host;
217
218         DEBUG(0, "qlogic_config(0x%p)\n", link);
219
220         tuple.TupleData = (cisdata_t *) tuple_data;
221         tuple.TupleDataMax = 64;
222         tuple.TupleOffset = 0;
223         tuple.DesiredTuple = CISTPL_CONFIG;
224         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
225         CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
226         CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
227         link->conf.ConfigBase = parse.config.base;
228
229         tuple.DesiredTuple = CISTPL_MANFID;
230         if ((pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS) && (pcmcia_get_tuple_data(handle, &tuple) == CS_SUCCESS))
231                 info->manf_id = le16_to_cpu(tuple.TupleData[0]);
232
233         /* Configure card */
234         link->state |= DEV_CONFIG;
235
236         tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
237         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
238         while (1) {
239                 if (pcmcia_get_tuple_data(handle, &tuple) != 0 ||
240                                 pcmcia_parse_tuple(handle, &tuple, &parse) != 0)
241                         goto next_entry;
242                 link->conf.ConfigIndex = parse.cftable_entry.index;
243                 link->io.BasePort1 = parse.cftable_entry.io.win[0].base;
244                 link->io.NumPorts1 = parse.cftable_entry.io.win[0].len;
245                 if (link->io.BasePort1 != 0) {
246                         i = pcmcia_request_io(handle, &link->io);
247                         if (i == CS_SUCCESS)
248                                 break;
249                 }
250               next_entry:
251                 CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
252         }
253
254         CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq));
255         CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf));
256
257         if ((info->manf_id == MANFID_MACNICA) || (info->manf_id == MANFID_PIONEER) || (info->manf_id == 0x0098)) {
258                 /* set ATAcmd */
259                 outb(0xb4, link->io.BasePort1 + 0xd);
260                 outb(0x24, link->io.BasePort1 + 0x9);
261                 outb(0x04, link->io.BasePort1 + 0xd);
262         }
263
264         /* The KXL-810AN has a bigger IO port window */
265         if (link->io.NumPorts1 == 32)
266                 host = qlogic_detect(&qlogicfas_driver_template, link,
267                         link->io.BasePort1 + 16, link->irq.AssignedIRQ);
268         else
269                 host = qlogic_detect(&qlogicfas_driver_template, link,
270                         link->io.BasePort1, link->irq.AssignedIRQ);
271         
272         if (!host) {
273                 printk(KERN_INFO "%s: no SCSI devices found\n", qlogic_name);
274                 goto out;
275         }
276
277         sprintf(info->node.dev_name, "scsi%d", host->host_no);
278         link->dev_node = &info->node;
279         info->host = host;
280
281 out:
282         link->state &= ~DEV_CONFIG_PENDING;
283         return;
284
285 cs_failed:
286         cs_error(link->handle, last_fn, last_ret);
287         pcmcia_disable_device(link->handle);
288         return;
289
290 }                               /* qlogic_config */
291
292 /*====================================================================*/
293
294 static void qlogic_release(dev_link_t *link)
295 {
296         scsi_info_t *info = link->priv;
297
298         DEBUG(0, "qlogic_release(0x%p)\n", link);
299
300         scsi_remove_host(info->host);
301
302         free_irq(link->irq.AssignedIRQ, info->host);
303         pcmcia_disable_device(link->handle);
304
305         scsi_host_put(info->host);
306 }
307
308 /*====================================================================*/
309
310 static int qlogic_resume(struct pcmcia_device *dev)
311 {
312         dev_link_t *link = dev_to_instance(dev);
313
314         if (link->state & DEV_CONFIG) {
315                 scsi_info_t *info = link->priv;
316
317                 pcmcia_request_configuration(link->handle, &link->conf);
318                 if ((info->manf_id == MANFID_MACNICA) ||
319                     (info->manf_id == MANFID_PIONEER) ||
320                     (info->manf_id == 0x0098)) {
321                         outb(0x80, link->io.BasePort1 + 0xd);
322                         outb(0x24, link->io.BasePort1 + 0x9);
323                         outb(0x04, link->io.BasePort1 + 0xd);
324                 }
325                 /* Ugggglllyyyy!!! */
326                 qlogicfas408_bus_reset(NULL);
327         }
328
329         return 0;
330 }
331
332 static struct pcmcia_device_id qlogic_ids[] = {
333         PCMCIA_DEVICE_PROD_ID12("EIger Labs", "PCMCIA-to-SCSI Adapter", 0x88395fa7, 0x33b7a5e6),
334         PCMCIA_DEVICE_PROD_ID12("EPSON", "SCSI-2 PC Card SC200", 0xd361772f, 0x299d1751),
335         PCMCIA_DEVICE_PROD_ID12("MACNICA", "MIRACLE SCSI-II mPS110", 0x20841b68, 0xab3c3b6d),
336         PCMCIA_DEVICE_PROD_ID12("MIDORI ELECTRONICS ", "CN-SC43", 0x6534382a, 0xd67eee79),
337         PCMCIA_DEVICE_PROD_ID12("NEC", "PC-9801N-J03R", 0x18df0ba0, 0x24662e8a),
338         PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC003", 0x82375a27, 0xf68e5bf7),
339         PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC004", 0x82375a27, 0x68eace54),
340         PCMCIA_DEVICE_PROD_ID12("KME", "KXLC101", 0x3faee676, 0x194250ec),
341         PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05", 0xd77b2930, 0xa85b2735),
342         PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05 rev 1.10", 0xd77b2930, 0x70f8b5f8),
343         PCMCIA_DEVICE_PROD_ID123("KME", "KXLC002", "00", 0x3faee676, 0x81896b61, 0xf99f065f),
344         PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "SCSI2 CARD 37", 0x85c10e17, 0x1a2640c1),
345         PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200A PC CARD SCSI", 0xb4585a1a, 0xa6f06ebe),
346         PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200B PC CARD SCSI-10", 0xb4585a1a, 0x0a88dea0),
347         /* these conflict with other cards! */
348         /* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */
349         /* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */
350         PCMCIA_DEVICE_NULL,
351 };
352 MODULE_DEVICE_TABLE(pcmcia, qlogic_ids);
353
354 static struct pcmcia_driver qlogic_cs_driver = {
355         .owner          = THIS_MODULE,
356         .drv            = {
357         .name           = "qlogic_cs",
358         },
359         .probe          = qlogic_attach,
360         .remove         = qlogic_detach,
361         .id_table       = qlogic_ids,
362         .resume         = qlogic_resume,
363 };
364
365 static int __init init_qlogic_cs(void)
366 {
367         return pcmcia_register_driver(&qlogic_cs_driver);
368 }
369
370 static void __exit exit_qlogic_cs(void)
371 {
372         pcmcia_unregister_driver(&qlogic_cs_driver);
373 }
374
375 MODULE_AUTHOR("Tom Zerucha, Michael Griffith");
376 MODULE_DESCRIPTION("Driver for the PCMCIA Qlogic FAS SCSI controllers");
377 MODULE_LICENSE("GPL");
378 module_init(init_qlogic_cs);
379 module_exit(exit_qlogic_cs);