blob: 901bdd95655f3e8065ff3e4715f9acc63713fc66 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 *
3 * A driver for Nokia Connectivity Card DTL-1 devices
4 *
5 * Copyright (C) 2001-2002 Marcel Holtmann <marcel@holtmann.org>
6 *
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 version 2 as
10 * published by the Free Software Foundation;
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 */
22
Linus Torvalds1da177e2005-04-16 15:20:36 -070023#include <linux/module.h>
24
25#include <linux/kernel.h>
26#include <linux/init.h>
27#include <linux/slab.h>
28#include <linux/types.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070029#include <linux/delay.h>
30#include <linux/errno.h>
31#include <linux/ptrace.h>
32#include <linux/ioport.h>
33#include <linux/spinlock.h>
34#include <linux/moduleparam.h>
35
36#include <linux/skbuff.h>
37#include <linux/string.h>
38#include <linux/serial.h>
39#include <linux/serial_reg.h>
40#include <linux/bitops.h>
41#include <asm/system.h>
42#include <asm/io.h>
43
Linus Torvalds1da177e2005-04-16 15:20:36 -070044#include <pcmcia/cs_types.h>
45#include <pcmcia/cs.h>
46#include <pcmcia/cistpl.h>
47#include <pcmcia/ciscode.h>
48#include <pcmcia/ds.h>
49#include <pcmcia/cisreg.h>
50
51#include <net/bluetooth/bluetooth.h>
52#include <net/bluetooth/hci_core.h>
53
54
55
56/* ======================== Module parameters ======================== */
57
58
59MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
60MODULE_DESCRIPTION("Bluetooth driver for Nokia Connectivity Card DTL-1");
61MODULE_LICENSE("GPL");
62
63
64
65/* ======================== Local structures ======================== */
66
67
68typedef struct dtl1_info_t {
Dominik Brodowskifd238232006-03-05 10:45:09 +010069 struct pcmcia_device *p_dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -070070 dev_node_t node;
71
72 struct hci_dev *hdev;
73
74 spinlock_t lock; /* For serializing operations */
75
76 unsigned long flowmask; /* HCI flow mask */
77 int ri_latch;
78
79 struct sk_buff_head txq;
80 unsigned long tx_state;
81
82 unsigned long rx_state;
83 unsigned long rx_count;
84 struct sk_buff *rx_skb;
85} dtl1_info_t;
86
87
Dominik Brodowski15b99ac2006-03-31 17:26:06 +020088static int dtl1_config(struct pcmcia_device *link);
Dominik Brodowskifba395e2006-03-31 17:21:06 +020089static void dtl1_release(struct pcmcia_device *link);
Linus Torvalds1da177e2005-04-16 15:20:36 -070090
Dominik Brodowskicc3b4862005-11-14 21:23:14 +010091static void dtl1_detach(struct pcmcia_device *p_dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -070092
Linus Torvalds1da177e2005-04-16 15:20:36 -070093
94/* Transmit states */
95#define XMIT_SENDING 1
96#define XMIT_WAKEUP 2
97#define XMIT_WAITING 8
98
99/* Receiver States */
100#define RECV_WAIT_NSH 0
101#define RECV_WAIT_DATA 1
102
103
104typedef struct {
105 u8 type;
106 u8 zero;
107 u16 len;
108} __attribute__ ((packed)) nsh_t; /* Nokia Specific Header */
109
110#define NSHL 4 /* Nokia Specific Header Length */
111
112
113
114/* ======================== Interrupt handling ======================== */
115
116
117static int dtl1_write(unsigned int iobase, int fifo_size, __u8 *buf, int len)
118{
119 int actual = 0;
120
121 /* Tx FIFO should be empty */
122 if (!(inb(iobase + UART_LSR) & UART_LSR_THRE))
123 return 0;
124
125 /* Fill FIFO with current frame */
126 while ((fifo_size-- > 0) && (actual < len)) {
127 /* Transmit next byte */
128 outb(buf[actual], iobase + UART_TX);
129 actual++;
130 }
131
132 return actual;
133}
134
135
136static void dtl1_write_wakeup(dtl1_info_t *info)
137{
138 if (!info) {
139 BT_ERR("Unknown device");
140 return;
141 }
142
143 if (test_bit(XMIT_WAITING, &(info->tx_state))) {
144 set_bit(XMIT_WAKEUP, &(info->tx_state));
145 return;
146 }
147
148 if (test_and_set_bit(XMIT_SENDING, &(info->tx_state))) {
149 set_bit(XMIT_WAKEUP, &(info->tx_state));
150 return;
151 }
152
153 do {
Dominik Brodowskifd238232006-03-05 10:45:09 +0100154 register unsigned int iobase = info->p_dev->io.BasePort1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700155 register struct sk_buff *skb;
156 register int len;
157
158 clear_bit(XMIT_WAKEUP, &(info->tx_state));
159
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100160 if (!pcmcia_dev_present(info->p_dev))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161 return;
162
163 if (!(skb = skb_dequeue(&(info->txq))))
164 break;
165
166 /* Send frame */
167 len = dtl1_write(iobase, 32, skb->data, skb->len);
168
169 if (len == skb->len) {
170 set_bit(XMIT_WAITING, &(info->tx_state));
171 kfree_skb(skb);
172 } else {
173 skb_pull(skb, len);
174 skb_queue_head(&(info->txq), skb);
175 }
176
177 info->hdev->stat.byte_tx += len;
178
179 } while (test_bit(XMIT_WAKEUP, &(info->tx_state)));
180
181 clear_bit(XMIT_SENDING, &(info->tx_state));
182}
183
184
185static void dtl1_control(dtl1_info_t *info, struct sk_buff *skb)
186{
187 u8 flowmask = *(u8 *)skb->data;
188 int i;
189
190 printk(KERN_INFO "Bluetooth: Nokia control data =");
191 for (i = 0; i < skb->len; i++) {
192 printk(" %02x", skb->data[i]);
193 }
194 printk("\n");
195
196 /* transition to active state */
197 if (((info->flowmask & 0x07) == 0) && ((flowmask & 0x07) != 0)) {
198 clear_bit(XMIT_WAITING, &(info->tx_state));
199 dtl1_write_wakeup(info);
200 }
201
202 info->flowmask = flowmask;
203
204 kfree_skb(skb);
205}
206
207
208static void dtl1_receive(dtl1_info_t *info)
209{
210 unsigned int iobase;
211 nsh_t *nsh;
212 int boguscount = 0;
213
214 if (!info) {
215 BT_ERR("Unknown device");
216 return;
217 }
218
Dominik Brodowskifd238232006-03-05 10:45:09 +0100219 iobase = info->p_dev->io.BasePort1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700220
221 do {
222 info->hdev->stat.byte_rx++;
223
224 /* Allocate packet */
225 if (info->rx_skb == NULL)
226 if (!(info->rx_skb = bt_skb_alloc(HCI_MAX_FRAME_SIZE, GFP_ATOMIC))) {
227 BT_ERR("Can't allocate mem for new packet");
228 info->rx_state = RECV_WAIT_NSH;
229 info->rx_count = NSHL;
230 return;
231 }
232
233 *skb_put(info->rx_skb, 1) = inb(iobase + UART_RX);
234 nsh = (nsh_t *)info->rx_skb->data;
235
236 info->rx_count--;
237
238 if (info->rx_count == 0) {
239
240 switch (info->rx_state) {
241 case RECV_WAIT_NSH:
242 info->rx_state = RECV_WAIT_DATA;
243 info->rx_count = nsh->len + (nsh->len & 0x0001);
244 break;
245 case RECV_WAIT_DATA:
Marcel Holtmann0d48d932005-08-09 20:30:28 -0700246 bt_cb(info->rx_skb)->pkt_type = nsh->type;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700247
248 /* remove PAD byte if it exists */
249 if (nsh->len & 0x0001) {
250 info->rx_skb->tail--;
251 info->rx_skb->len--;
252 }
253
254 /* remove NSH */
255 skb_pull(info->rx_skb, NSHL);
256
Marcel Holtmann0d48d932005-08-09 20:30:28 -0700257 switch (bt_cb(info->rx_skb)->pkt_type) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700258 case 0x80:
259 /* control data for the Nokia Card */
260 dtl1_control(info, info->rx_skb);
261 break;
262 case 0x82:
263 case 0x83:
264 case 0x84:
265 /* send frame to the HCI layer */
266 info->rx_skb->dev = (void *) info->hdev;
Marcel Holtmann0d48d932005-08-09 20:30:28 -0700267 bt_cb(info->rx_skb)->pkt_type &= 0x0f;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700268 hci_recv_frame(info->rx_skb);
269 break;
270 default:
271 /* unknown packet */
Marcel Holtmann0d48d932005-08-09 20:30:28 -0700272 BT_ERR("Unknown HCI packet with type 0x%02x received", bt_cb(info->rx_skb)->pkt_type);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700273 kfree_skb(info->rx_skb);
274 break;
275 }
276
277 info->rx_state = RECV_WAIT_NSH;
278 info->rx_count = NSHL;
279 info->rx_skb = NULL;
280 break;
281 }
282
283 }
284
285 /* Make sure we don't stay here too long */
286 if (boguscount++ > 32)
287 break;
288
289 } while (inb(iobase + UART_LSR) & UART_LSR_DR);
290}
291
292
David Howells7d12e782006-10-05 14:55:46 +0100293static irqreturn_t dtl1_interrupt(int irq, void *dev_inst)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700294{
295 dtl1_info_t *info = dev_inst;
296 unsigned int iobase;
297 unsigned char msr;
298 int boguscount = 0;
299 int iir, lsr;
Alan Coxaafcf992008-10-05 17:35:41 +0100300 irqreturn_t r = IRQ_NONE;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700301
Jeff Garzikac019362007-10-20 13:45:57 +0200302 BUG_ON(!info->hdev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700303
Dominik Brodowskifd238232006-03-05 10:45:09 +0100304 iobase = info->p_dev->io.BasePort1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700305
306 spin_lock(&(info->lock));
307
308 iir = inb(iobase + UART_IIR) & UART_IIR_ID;
309 while (iir) {
310
Alan Coxaafcf992008-10-05 17:35:41 +0100311 r = IRQ_HANDLED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700312 /* Clear interrupt */
313 lsr = inb(iobase + UART_LSR);
314
315 switch (iir) {
316 case UART_IIR_RLSI:
317 BT_ERR("RLSI");
318 break;
319 case UART_IIR_RDI:
320 /* Receive interrupt */
321 dtl1_receive(info);
322 break;
323 case UART_IIR_THRI:
324 if (lsr & UART_LSR_THRE) {
325 /* Transmitter ready for data */
326 dtl1_write_wakeup(info);
327 }
328 break;
329 default:
330 BT_ERR("Unhandled IIR=%#x", iir);
331 break;
332 }
333
334 /* Make sure we don't stay here too long */
335 if (boguscount++ > 100)
336 break;
337
338 iir = inb(iobase + UART_IIR) & UART_IIR_ID;
339
340 }
341
342 msr = inb(iobase + UART_MSR);
343
344 if (info->ri_latch ^ (msr & UART_MSR_RI)) {
345 info->ri_latch = msr & UART_MSR_RI;
346 clear_bit(XMIT_WAITING, &(info->tx_state));
347 dtl1_write_wakeup(info);
Alan Coxaafcf992008-10-05 17:35:41 +0100348 r = IRQ_HANDLED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700349 }
350
351 spin_unlock(&(info->lock));
352
Alan Coxaafcf992008-10-05 17:35:41 +0100353 return r;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700354}
355
356
357
358/* ======================== HCI interface ======================== */
359
360
361static int dtl1_hci_open(struct hci_dev *hdev)
362{
363 set_bit(HCI_RUNNING, &(hdev->flags));
364
365 return 0;
366}
367
368
369static int dtl1_hci_flush(struct hci_dev *hdev)
370{
371 dtl1_info_t *info = (dtl1_info_t *)(hdev->driver_data);
372
373 /* Drop TX queue */
374 skb_queue_purge(&(info->txq));
375
376 return 0;
377}
378
379
380static int dtl1_hci_close(struct hci_dev *hdev)
381{
382 if (!test_and_clear_bit(HCI_RUNNING, &(hdev->flags)))
383 return 0;
384
385 dtl1_hci_flush(hdev);
386
387 return 0;
388}
389
390
391static int dtl1_hci_send_frame(struct sk_buff *skb)
392{
393 dtl1_info_t *info;
394 struct hci_dev *hdev = (struct hci_dev *)(skb->dev);
395 struct sk_buff *s;
396 nsh_t nsh;
397
398 if (!hdev) {
399 BT_ERR("Frame for unknown HCI device (hdev=NULL)");
400 return -ENODEV;
401 }
402
403 info = (dtl1_info_t *)(hdev->driver_data);
404
Marcel Holtmann0d48d932005-08-09 20:30:28 -0700405 switch (bt_cb(skb)->pkt_type) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700406 case HCI_COMMAND_PKT:
407 hdev->stat.cmd_tx++;
408 nsh.type = 0x81;
409 break;
410 case HCI_ACLDATA_PKT:
411 hdev->stat.acl_tx++;
412 nsh.type = 0x82;
413 break;
414 case HCI_SCODATA_PKT:
415 hdev->stat.sco_tx++;
416 nsh.type = 0x83;
417 break;
418 };
419
420 nsh.zero = 0;
421 nsh.len = skb->len;
422
423 s = bt_skb_alloc(NSHL + skb->len + 1, GFP_ATOMIC);
Jesper Juhl57136ca2006-06-26 00:24:33 -0700424 if (!s)
425 return -ENOMEM;
426
Linus Torvalds1da177e2005-04-16 15:20:36 -0700427 skb_reserve(s, NSHL);
Arnaldo Carvalho de Melod626f622007-03-27 18:55:52 -0300428 skb_copy_from_linear_data(skb, skb_put(s, skb->len), skb->len);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700429 if (skb->len & 0x0001)
430 *skb_put(s, 1) = 0; /* PAD */
431
432 /* Prepend skb with Nokia frame header and queue */
433 memcpy(skb_push(s, NSHL), &nsh, NSHL);
434 skb_queue_tail(&(info->txq), s);
435
436 dtl1_write_wakeup(info);
437
438 kfree_skb(skb);
439
440 return 0;
441}
442
443
444static void dtl1_hci_destruct(struct hci_dev *hdev)
445{
446}
447
448
449static int dtl1_hci_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg)
450{
451 return -ENOIOCTLCMD;
452}
453
454
455
456/* ======================== Card services HCI interaction ======================== */
457
458
459static int dtl1_open(dtl1_info_t *info)
460{
461 unsigned long flags;
Dominik Brodowskifd238232006-03-05 10:45:09 +0100462 unsigned int iobase = info->p_dev->io.BasePort1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700463 struct hci_dev *hdev;
464
465 spin_lock_init(&(info->lock));
466
467 skb_queue_head_init(&(info->txq));
468
469 info->rx_state = RECV_WAIT_NSH;
470 info->rx_count = NSHL;
471 info->rx_skb = NULL;
472
473 set_bit(XMIT_WAITING, &(info->tx_state));
474
475 /* Initialize HCI device */
476 hdev = hci_alloc_dev();
477 if (!hdev) {
478 BT_ERR("Can't allocate HCI device");
479 return -ENOMEM;
480 }
481
482 info->hdev = hdev;
483
484 hdev->type = HCI_PCCARD;
485 hdev->driver_data = info;
Marcel Holtmann27d35282006-07-03 10:02:37 +0200486 SET_HCIDEV_DEV(hdev, &info->p_dev->dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700487
488 hdev->open = dtl1_hci_open;
489 hdev->close = dtl1_hci_close;
490 hdev->flush = dtl1_hci_flush;
491 hdev->send = dtl1_hci_send_frame;
492 hdev->destruct = dtl1_hci_destruct;
493 hdev->ioctl = dtl1_hci_ioctl;
494
495 hdev->owner = THIS_MODULE;
496
497 spin_lock_irqsave(&(info->lock), flags);
498
499 /* Reset UART */
500 outb(0, iobase + UART_MCR);
501
502 /* Turn off interrupts */
503 outb(0, iobase + UART_IER);
504
505 /* Initialize UART */
506 outb(UART_LCR_WLEN8, iobase + UART_LCR); /* Reset DLAB */
507 outb((UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2), iobase + UART_MCR);
508
Dominik Brodowskifd238232006-03-05 10:45:09 +0100509 info->ri_latch = inb(info->p_dev->io.BasePort1 + UART_MSR) & UART_MSR_RI;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700510
511 /* Turn on interrupts */
512 outb(UART_IER_RLSI | UART_IER_RDI | UART_IER_THRI, iobase + UART_IER);
513
514 spin_unlock_irqrestore(&(info->lock), flags);
515
516 /* Timeout before it is safe to send the first HCI packet */
517 msleep(2000);
518
519 /* Register HCI device */
520 if (hci_register_dev(hdev) < 0) {
521 BT_ERR("Can't register HCI device");
522 info->hdev = NULL;
523 hci_free_dev(hdev);
524 return -ENODEV;
525 }
526
527 return 0;
528}
529
530
531static int dtl1_close(dtl1_info_t *info)
532{
533 unsigned long flags;
Dominik Brodowskifd238232006-03-05 10:45:09 +0100534 unsigned int iobase = info->p_dev->io.BasePort1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700535 struct hci_dev *hdev = info->hdev;
536
537 if (!hdev)
538 return -ENODEV;
539
540 dtl1_hci_close(hdev);
541
542 spin_lock_irqsave(&(info->lock), flags);
543
544 /* Reset UART */
545 outb(0, iobase + UART_MCR);
546
547 /* Turn off interrupts */
548 outb(0, iobase + UART_IER);
549
550 spin_unlock_irqrestore(&(info->lock), flags);
551
552 if (hci_unregister_dev(hdev) < 0)
553 BT_ERR("Can't unregister HCI device %s", hdev->name);
554
555 hci_free_dev(hdev);
556
557 return 0;
558}
559
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200560static int dtl1_probe(struct pcmcia_device *link)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700561{
562 dtl1_info_t *info;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700563
564 /* Create new info device */
Deepak Saxena089b1db2005-11-07 01:01:26 -0800565 info = kzalloc(sizeof(*info), GFP_KERNEL);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700566 if (!info)
Dominik Brodowskif8cfa612005-11-14 21:25:51 +0100567 return -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700568
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200569 info->p_dev = link;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700570 link->priv = info;
571
572 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
573 link->io.NumPorts1 = 8;
Alan Coxaafcf992008-10-05 17:35:41 +0100574 link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700575 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
576
577 link->irq.Handler = dtl1_interrupt;
578 link->irq.Instance = info;
579
580 link->conf.Attributes = CONF_ENABLE_IRQ;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700581 link->conf.IntType = INT_MEMORY_AND_IO;
582
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200583 return dtl1_config(link);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700584}
585
586
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200587static void dtl1_detach(struct pcmcia_device *link)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700588{
589 dtl1_info_t *info = link->priv;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700590
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100591 dtl1_release(link);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700592
Linus Torvalds1da177e2005-04-16 15:20:36 -0700593 kfree(info);
594}
595
Dominik Brodowskied588722008-07-29 08:38:55 +0200596static int dtl1_confcheck(struct pcmcia_device *p_dev,
597 cistpl_cftable_entry_t *cf,
Dominik Brodowski8e2fc392008-08-02 15:30:31 +0200598 cistpl_cftable_entry_t *dflt,
Dominik Brodowskiad913c12008-08-02 16:12:00 +0200599 unsigned int vcc,
Dominik Brodowskied588722008-07-29 08:38:55 +0200600 void *priv_data)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700601{
Dominik Brodowskied588722008-07-29 08:38:55 +0200602 if ((cf->io.nwin == 1) && (cf->io.win[0].len > 8)) {
Dominik Brodowskied588722008-07-29 08:38:55 +0200603 p_dev->io.BasePort1 = cf->io.win[0].base;
604 p_dev->io.NumPorts1 = cf->io.win[0].len; /*yo */
605 p_dev->io.IOAddrLines = cf->io.flags & CISTPL_IO_LINES_MASK;
606 if (!pcmcia_request_io(p_dev, &p_dev->io))
607 return 0;
608 }
609 return -ENODEV;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700610}
611
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200612static int dtl1_config(struct pcmcia_device *link)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700613{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700614 dtl1_info_t *info = link->priv;
Dominik Brodowskiaf2b3b52006-10-25 21:49:27 -0400615 int i;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700616
Linus Torvalds1da177e2005-04-16 15:20:36 -0700617 /* Look for a generic full-sized window */
618 link->io.NumPorts1 = 8;
Dominik Brodowskied588722008-07-29 08:38:55 +0200619 if (!pcmcia_loop_config(link, dtl1_confcheck, NULL))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700620 goto failed;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700621
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200622 i = pcmcia_request_irq(link, &link->irq);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200623 if (i != 0) {
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200624 cs_error(link, RequestIRQ, i);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700625 link->irq.AssignedIRQ = 0;
626 }
627
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200628 i = pcmcia_request_configuration(link, &link->conf);
Dominik Brodowski4c89e882008-08-03 10:07:45 +0200629 if (i != 0) {
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200630 cs_error(link, RequestConfiguration, i);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700631 goto failed;
632 }
633
634 if (dtl1_open(info) != 0)
635 goto failed;
636
637 strcpy(info->node.dev_name, info->hdev->name);
Dominik Brodowskifd238232006-03-05 10:45:09 +0100638 link->dev_node = &info->node;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700639
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200640 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700641
Linus Torvalds1da177e2005-04-16 15:20:36 -0700642failed:
643 dtl1_release(link);
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200644 return -ENODEV;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700645}
646
647
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200648static void dtl1_release(struct pcmcia_device *link)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700649{
650 dtl1_info_t *info = link->priv;
651
Dominik Brodowskie2d40962006-03-02 00:09:29 +0100652 dtl1_close(info);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700653
Dominik Brodowskifba395e2006-03-31 17:21:06 +0200654 pcmcia_disable_device(link);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700655}
656
Linus Torvalds1da177e2005-04-16 15:20:36 -0700657
Dominik Brodowski88eca2e2005-06-27 16:28:39 -0700658static struct pcmcia_device_id dtl1_ids[] = {
659 PCMCIA_DEVICE_PROD_ID12("Nokia Mobile Phones", "DTL-1", 0xe1bfdd64, 0xe168480d),
Marcel Holtmann8602b4f2006-10-20 08:55:34 +0200660 PCMCIA_DEVICE_PROD_ID12("Nokia Mobile Phones", "DTL-4", 0xe1bfdd64, 0x9102bc82),
Dominik Brodowski88eca2e2005-06-27 16:28:39 -0700661 PCMCIA_DEVICE_PROD_ID12("Socket", "CF", 0xb38bcc2e, 0x44ebf863),
Richard Purdie725a6ab2006-01-05 09:56:03 +0000662 PCMCIA_DEVICE_PROD_ID12("Socket", "CF+ Personal Network Card", 0xb38bcc2e, 0xe732bae3),
Dominik Brodowski88eca2e2005-06-27 16:28:39 -0700663 PCMCIA_DEVICE_NULL
664};
665MODULE_DEVICE_TABLE(pcmcia, dtl1_ids);
666
Linus Torvalds1da177e2005-04-16 15:20:36 -0700667static struct pcmcia_driver dtl1_driver = {
668 .owner = THIS_MODULE,
669 .drv = {
670 .name = "dtl1_cs",
671 },
Dominik Brodowski15b99ac2006-03-31 17:26:06 +0200672 .probe = dtl1_probe,
Dominik Brodowskicc3b4862005-11-14 21:23:14 +0100673 .remove = dtl1_detach,
Dominik Brodowski88eca2e2005-06-27 16:28:39 -0700674 .id_table = dtl1_ids,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700675};
676
677static int __init init_dtl1_cs(void)
678{
679 return pcmcia_register_driver(&dtl1_driver);
680}
681
682
683static void __exit exit_dtl1_cs(void)
684{
685 pcmcia_unregister_driver(&dtl1_driver);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700686}
687
688module_init(init_dtl1_cs);
689module_exit(exit_dtl1_cs);