2 * Driver for AVM Fritz!PCI, Fritz!PCI v2, Fritz!PnP ISDN cards
4 * Author Kai Germaschewski
5 * Copyright 2001 by Kai Germaschewski <kai.germaschewski@gmx.de>
6 * 2001 by Karsten Keil <keil@isdn4linux.de>
8 * based upon Karsten Keil's original avm_pci.c driver
10 * This software may be used and distributed according to the terms
11 * of the GNU General Public License, incorporated herein by reference.
13 * Thanks to Wizard Computersysteme GmbH, Bremervoerde and
14 * SoHaNet Technology GmbH, Berlin
15 * for supporting the development of this driver
22 * o clean up debugging
23 * o tx_skb at PH_DEACTIVATE time
26 #include <linux/module.h>
27 #include <linux/init.h>
28 #include <linux/interrupt.h>
29 #include <linux/pci.h>
30 #include <linux/isapnp.h>
31 #include <linux/kmod.h>
32 #include <linux/slab.h>
33 #include <linux/skbuff.h>
34 #include <linux/netdevice.h>
35 #include <linux/delay.h>
39 #include "hisax_fcpcipnp.h"
42 #define __debug_variable debug
43 #include "hisax_debug.h"
45 #ifdef CONFIG_HISAX_DEBUG
47 /* static int hdlcfifosize = 32; */
48 module_param(debug, int, 0);
49 /* module_param(hdlcfifosize, int, 0); */
52 MODULE_AUTHOR("Kai Germaschewski <kai.germaschewski@gmx.de>/Karsten Keil <kkeil@suse.de>");
53 MODULE_DESCRIPTION("AVM Fritz!PCI/PnP ISDN driver");
55 static struct pci_device_id fcpci_ids[] = {
56 { .vendor = PCI_VENDOR_ID_AVM,
57 .device = PCI_DEVICE_ID_AVM_A1,
58 .subvendor = PCI_ANY_ID,
59 .subdevice = PCI_ANY_ID,
60 .driver_data = (unsigned long) "Fritz!Card PCI",
62 { .vendor = PCI_VENDOR_ID_AVM,
63 .device = PCI_DEVICE_ID_AVM_A1_V2,
64 .subvendor = PCI_ANY_ID,
65 .subdevice = PCI_ANY_ID,
66 .driver_data = (unsigned long) "Fritz!Card PCI v2" },
70 MODULE_DEVICE_TABLE(pci, fcpci_ids);
73 static struct pnp_device_id fcpnp_ids[] = {
76 .driver_data = (unsigned long) "Fritz!Card PnP",
81 MODULE_DEVICE_TABLE(pnp, fcpnp_ids);
84 static int protocol = 2; /* EURO-ISDN Default */
85 module_param(protocol, int, 0);
86 MODULE_LICENSE("GPL");
88 // ----------------------------------------------------------------------
90 #define AVM_INDEX 0x04
93 #define AVM_IDX_HDLC_1 0x00
94 #define AVM_IDX_HDLC_2 0x01
95 #define AVM_IDX_ISAC_FIFO 0x02
96 #define AVM_IDX_ISAC_REG_LOW 0x04
97 #define AVM_IDX_ISAC_REG_HIGH 0x06
99 #define AVM_STATUS0 0x02
101 #define AVM_STATUS0_IRQ_ISAC 0x01
102 #define AVM_STATUS0_IRQ_HDLC 0x02
103 #define AVM_STATUS0_IRQ_TIMER 0x04
104 #define AVM_STATUS0_IRQ_MASK 0x07
106 #define AVM_STATUS0_RESET 0x01
107 #define AVM_STATUS0_DIS_TIMER 0x02
108 #define AVM_STATUS0_RES_TIMER 0x04
109 #define AVM_STATUS0_ENA_IRQ 0x08
110 #define AVM_STATUS0_TESTBIT 0x10
112 #define AVM_STATUS1 0x03
113 #define AVM_STATUS1_ENA_IOM 0x80
115 #define HDLC_FIFO 0x0
116 #define HDLC_STATUS 0x4
117 #define HDLC_CTRL 0x4
119 #define HDLC_MODE_ITF_FLG 0x01
120 #define HDLC_MODE_TRANS 0x02
121 #define HDLC_MODE_CCR_7 0x04
122 #define HDLC_MODE_CCR_16 0x08
123 #define HDLC_MODE_TESTLOOP 0x80
125 #define HDLC_INT_XPR 0x80
126 #define HDLC_INT_XDU 0x40
127 #define HDLC_INT_RPR 0x20
128 #define HDLC_INT_MASK 0xE0
130 #define HDLC_STAT_RME 0x01
131 #define HDLC_STAT_RDO 0x10
132 #define HDLC_STAT_CRCVFRRAB 0x0E
133 #define HDLC_STAT_CRCVFR 0x06
134 #define HDLC_STAT_RML_MASK 0xff00
136 #define HDLC_CMD_XRS 0x80
137 #define HDLC_CMD_XME 0x01
138 #define HDLC_CMD_RRS 0x20
139 #define HDLC_CMD_XML_MASK 0xff00
141 #define AVM_HDLC_FIFO_1 0x10
142 #define AVM_HDLC_FIFO_2 0x18
144 #define AVM_HDLC_STATUS_1 0x14
145 #define AVM_HDLC_STATUS_2 0x1c
147 #define AVM_ISACSX_INDEX 0x04
148 #define AVM_ISACSX_DATA 0x08
150 // ----------------------------------------------------------------------
153 static unsigned char fcpci_read_isac(struct isac *isac, unsigned char offset)
155 struct fritz_adapter *adapter = isac->priv;
156 unsigned char idx = (offset > 0x2f) ?
157 AVM_IDX_ISAC_REG_HIGH : AVM_IDX_ISAC_REG_LOW;
161 spin_lock_irqsave(&adapter->hw_lock, flags);
162 outb(idx, adapter->io + AVM_INDEX);
163 val = inb(adapter->io + AVM_DATA + (offset & 0xf));
164 spin_unlock_irqrestore(&adapter->hw_lock, flags);
165 DBG(0x1000, " port %#x, value %#x",
170 static void fcpci_write_isac(struct isac *isac, unsigned char offset,
173 struct fritz_adapter *adapter = isac->priv;
174 unsigned char idx = (offset > 0x2f) ?
175 AVM_IDX_ISAC_REG_HIGH : AVM_IDX_ISAC_REG_LOW;
178 DBG(0x1000, " port %#x, value %#x",
180 spin_lock_irqsave(&adapter->hw_lock, flags);
181 outb(idx, adapter->io + AVM_INDEX);
182 outb(value, adapter->io + AVM_DATA + (offset & 0xf));
183 spin_unlock_irqrestore(&adapter->hw_lock, flags);
186 static void fcpci_read_isac_fifo(struct isac *isac, unsigned char *data,
189 struct fritz_adapter *adapter = isac->priv;
192 spin_lock_irqsave(&adapter->hw_lock, flags);
193 outb(AVM_IDX_ISAC_FIFO, adapter->io + AVM_INDEX);
194 insb(adapter->io + AVM_DATA, data, size);
195 spin_unlock_irqrestore(&adapter->hw_lock, flags);
198 static void fcpci_write_isac_fifo(struct isac *isac, unsigned char *data,
201 struct fritz_adapter *adapter = isac->priv;
204 spin_lock_irqsave(&adapter->hw_lock, flags);
205 outb(AVM_IDX_ISAC_FIFO, adapter->io + AVM_INDEX);
206 outsb(adapter->io + AVM_DATA, data, size);
207 spin_unlock_irqrestore(&adapter->hw_lock, flags);
210 static u32 fcpci_read_hdlc_status(struct fritz_adapter *adapter, int nr)
213 int idx = nr ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1;
216 spin_lock_irqsave(&adapter->hw_lock, flags);
217 outl(idx, adapter->io + AVM_INDEX);
218 val = inl(adapter->io + AVM_DATA + HDLC_STATUS);
219 spin_unlock_irqrestore(&adapter->hw_lock, flags);
223 static void __fcpci_write_ctrl(struct fritz_bcs *bcs, int which)
225 struct fritz_adapter *adapter = bcs->adapter;
226 int idx = bcs->channel ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1;
228 DBG(0x40, "hdlc %c wr%x ctrl %x",
229 'A' + bcs->channel, which, bcs->ctrl.ctrl);
231 outl(idx, adapter->io + AVM_INDEX);
232 outl(bcs->ctrl.ctrl, adapter->io + AVM_DATA + HDLC_CTRL);
235 static void fcpci_write_ctrl(struct fritz_bcs *bcs, int which)
237 struct fritz_adapter *adapter = bcs->adapter;
240 spin_lock_irqsave(&adapter->hw_lock, flags);
241 __fcpci_write_ctrl(bcs, which);
242 spin_unlock_irqrestore(&adapter->hw_lock, flags);
245 // ----------------------------------------------------------------------
248 static unsigned char fcpci2_read_isac(struct isac *isac, unsigned char offset)
250 struct fritz_adapter *adapter = isac->priv;
254 spin_lock_irqsave(&adapter->hw_lock, flags);
255 outl(offset, adapter->io + AVM_ISACSX_INDEX);
256 val = inl(adapter->io + AVM_ISACSX_DATA);
257 spin_unlock_irqrestore(&adapter->hw_lock, flags);
258 DBG(0x1000, " port %#x, value %#x",
264 static void fcpci2_write_isac(struct isac *isac, unsigned char offset,
267 struct fritz_adapter *adapter = isac->priv;
270 DBG(0x1000, " port %#x, value %#x",
272 spin_lock_irqsave(&adapter->hw_lock, flags);
273 outl(offset, adapter->io + AVM_ISACSX_INDEX);
274 outl(value, adapter->io + AVM_ISACSX_DATA);
275 spin_unlock_irqrestore(&adapter->hw_lock, flags);
278 static void fcpci2_read_isac_fifo(struct isac *isac, unsigned char *data,
281 struct fritz_adapter *adapter = isac->priv;
285 spin_lock_irqsave(&adapter->hw_lock, flags);
286 outl(0, adapter->io + AVM_ISACSX_INDEX);
287 for (i = 0; i < size; i++)
288 data[i] = inl(adapter->io + AVM_ISACSX_DATA);
289 spin_unlock_irqrestore(&adapter->hw_lock, flags);
292 static void fcpci2_write_isac_fifo(struct isac *isac, unsigned char *data,
295 struct fritz_adapter *adapter = isac->priv;
299 spin_lock_irqsave(&adapter->hw_lock, flags);
300 outl(0, adapter->io + AVM_ISACSX_INDEX);
301 for (i = 0; i < size; i++)
302 outl(data[i], adapter->io + AVM_ISACSX_DATA);
303 spin_unlock_irqrestore(&adapter->hw_lock, flags);
306 static u32 fcpci2_read_hdlc_status(struct fritz_adapter *adapter, int nr)
308 int offset = nr ? AVM_HDLC_STATUS_2 : AVM_HDLC_STATUS_1;
310 return inl(adapter->io + offset);
313 static void fcpci2_write_ctrl(struct fritz_bcs *bcs, int which)
315 struct fritz_adapter *adapter = bcs->adapter;
316 int offset = bcs->channel ? AVM_HDLC_STATUS_2 : AVM_HDLC_STATUS_1;
318 DBG(0x40, "hdlc %c wr%x ctrl %x",
319 'A' + bcs->channel, which, bcs->ctrl.ctrl);
321 outl(bcs->ctrl.ctrl, adapter->io + offset);
324 // ----------------------------------------------------------------------
325 // Fritz!PnP (ISAC access as for Fritz!PCI)
327 static u32 fcpnp_read_hdlc_status(struct fritz_adapter *adapter, int nr)
329 unsigned char idx = nr ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1;
333 spin_lock_irqsave(&adapter->hw_lock, flags);
334 outb(idx, adapter->io + AVM_INDEX);
335 val = inb(adapter->io + AVM_DATA + HDLC_STATUS);
336 if (val & HDLC_INT_RPR)
337 val |= inb(adapter->io + AVM_DATA + HDLC_STATUS + 1) << 8;
338 spin_unlock_irqrestore(&adapter->hw_lock, flags);
342 static void __fcpnp_write_ctrl(struct fritz_bcs *bcs, int which)
344 struct fritz_adapter *adapter = bcs->adapter;
345 unsigned char idx = bcs->channel ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1;
347 DBG(0x40, "hdlc %c wr%x ctrl %x",
348 'A' + bcs->channel, which, bcs->ctrl.ctrl);
350 outb(idx, adapter->io + AVM_INDEX);
352 outb(bcs->ctrl.sr.mode,
353 adapter->io + AVM_DATA + HDLC_STATUS + 2);
355 outb(bcs->ctrl.sr.xml,
356 adapter->io + AVM_DATA + HDLC_STATUS + 1);
358 outb(bcs->ctrl.sr.cmd,
359 adapter->io + AVM_DATA + HDLC_STATUS + 0);
362 static void fcpnp_write_ctrl(struct fritz_bcs *bcs, int which)
364 struct fritz_adapter *adapter = bcs->adapter;
367 spin_lock_irqsave(&adapter->hw_lock, flags);
368 __fcpnp_write_ctrl(bcs, which);
369 spin_unlock_irqrestore(&adapter->hw_lock, flags);
372 // ----------------------------------------------------------------------
374 static inline void B_L1L2(struct fritz_bcs *bcs, int pr, void *arg)
376 struct hisax_if *ifc = (struct hisax_if *) &bcs->b_if;
378 DBG(2, "pr %#x", pr);
379 ifc->l1l2(ifc, pr, arg);
382 static void hdlc_fill_fifo(struct fritz_bcs *bcs)
384 struct fritz_adapter *adapter = bcs->adapter;
385 struct sk_buff *skb = bcs->tx_skb;
390 DBG(0x40, "hdlc_fill_fifo");
392 BUG_ON(skb->len == 0);
394 bcs->ctrl.sr.cmd &= ~HDLC_CMD_XME;
395 if (bcs->tx_skb->len > bcs->fifo_size) {
396 count = bcs->fifo_size;
398 count = bcs->tx_skb->len;
399 if (bcs->mode != L1_MODE_TRANS)
400 bcs->ctrl.sr.cmd |= HDLC_CMD_XME;
402 DBG(0x40, "hdlc_fill_fifo %d/%d", count, bcs->tx_skb->len);
403 p = bcs->tx_skb->data;
404 skb_pull(bcs->tx_skb, count);
405 bcs->tx_cnt += count;
406 bcs->ctrl.sr.xml = ((count == bcs->fifo_size) ? 0 : count);
408 switch (adapter->type) {
410 spin_lock_irqsave(&adapter->hw_lock, flags);
411 // sets the correct AVM_INDEX, too
412 __fcpci_write_ctrl(bcs, 3);
413 outsl(adapter->io + AVM_DATA + HDLC_FIFO,
415 spin_unlock_irqrestore(&adapter->hw_lock, flags);
417 case AVM_FRITZ_PCIV2:
418 fcpci2_write_ctrl(bcs, 3);
420 (bcs->channel ? AVM_HDLC_FIFO_2 : AVM_HDLC_FIFO_1),
424 spin_lock_irqsave(&adapter->hw_lock, flags);
425 // sets the correct AVM_INDEX, too
426 __fcpnp_write_ctrl(bcs, 3);
427 outsb(adapter->io + AVM_DATA, p, count);
428 spin_unlock_irqrestore(&adapter->hw_lock, flags);
433 static inline void hdlc_empty_fifo(struct fritz_bcs *bcs, int count)
435 struct fritz_adapter *adapter = bcs->adapter;
437 unsigned char idx = bcs->channel ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1;
439 DBG(0x10, "hdlc_empty_fifo %d", count);
440 if (bcs->rcvidx + count > HSCX_BUFMAX) {
441 DBG(0x10, "hdlc_empty_fifo: incoming packet too large");
444 p = bcs->rcvbuf + bcs->rcvidx;
445 bcs->rcvidx += count;
446 switch (adapter->type) {
448 spin_lock(&adapter->hw_lock);
449 outl(idx, adapter->io + AVM_INDEX);
450 insl(adapter->io + AVM_DATA + HDLC_FIFO,
452 spin_unlock(&adapter->hw_lock);
454 case AVM_FRITZ_PCIV2:
456 (bcs->channel ? AVM_HDLC_FIFO_2 : AVM_HDLC_FIFO_1),
460 spin_lock(&adapter->hw_lock);
461 outb(idx, adapter->io + AVM_INDEX);
462 insb(adapter->io + AVM_DATA, p, count);
463 spin_unlock(&adapter->hw_lock);
468 static inline void hdlc_rpr_irq(struct fritz_bcs *bcs, u32 stat)
470 struct fritz_adapter *adapter = bcs->adapter;
474 if (stat & HDLC_STAT_RDO) {
476 bcs->ctrl.sr.xml = 0;
477 bcs->ctrl.sr.cmd |= HDLC_CMD_RRS;
478 adapter->write_ctrl(bcs, 1);
479 bcs->ctrl.sr.cmd &= ~HDLC_CMD_RRS;
480 adapter->write_ctrl(bcs, 1);
485 len = (stat & HDLC_STAT_RML_MASK) >> 8;
487 len = bcs->fifo_size;
489 hdlc_empty_fifo(bcs, len);
491 if ((stat & HDLC_STAT_RME) || (bcs->mode == L1_MODE_TRANS)) {
492 if (((stat & HDLC_STAT_CRCVFRRAB) == HDLC_STAT_CRCVFR) ||
493 (bcs->mode == L1_MODE_TRANS)) {
494 skb = dev_alloc_skb(bcs->rcvidx);
496 printk(KERN_WARNING "HDLC: receive out of memory\n");
498 skb_put_data(skb, bcs->rcvbuf, bcs->rcvidx);
500 B_L1L2(bcs, PH_DATA | INDICATION, skb);
504 DBG(0x10, "ch%d invalid frame %#x",
511 static inline void hdlc_xdu_irq(struct fritz_bcs *bcs)
513 struct fritz_adapter *adapter = bcs->adapter;
516 /* Here we lost an TX interrupt, so
517 * restart transmitting the whole frame.
519 bcs->ctrl.sr.xml = 0;
520 bcs->ctrl.sr.cmd |= HDLC_CMD_XRS;
521 adapter->write_ctrl(bcs, 1);
522 bcs->ctrl.sr.cmd &= ~HDLC_CMD_XRS;
525 DBG(0x10, "XDU without skb");
526 adapter->write_ctrl(bcs, 1);
529 /* only hdlc restarts the frame, transparent mode must continue */
530 if (bcs->mode == L1_MODE_HDLC) {
531 skb_push(bcs->tx_skb, bcs->tx_cnt);
536 static inline void hdlc_xpr_irq(struct fritz_bcs *bcs)
550 B_L1L2(bcs, PH_DATA | CONFIRM, (void *)(unsigned long)skb->truesize);
551 dev_kfree_skb_irq(skb);
554 static void hdlc_irq_one(struct fritz_bcs *bcs, u32 stat)
556 DBG(0x10, "ch%d stat %#x", bcs->channel, stat);
557 if (stat & HDLC_INT_RPR) {
559 hdlc_rpr_irq(bcs, stat);
561 if (stat & HDLC_INT_XDU) {
567 if (stat & HDLC_INT_XPR) {
573 static inline void hdlc_irq(struct fritz_adapter *adapter)
578 for (nr = 0; nr < 2; nr++) {
579 stat = adapter->read_hdlc_status(adapter, nr);
580 DBG(0x10, "HDLC %c stat %#x", 'A' + nr, stat);
581 if (stat & HDLC_INT_MASK)
582 hdlc_irq_one(&adapter->bcs[nr], stat);
586 static void modehdlc(struct fritz_bcs *bcs, int mode)
588 struct fritz_adapter *adapter = bcs->adapter;
590 DBG(0x40, "hdlc %c mode %d --> %d",
591 'A' + bcs->channel, bcs->mode, mode);
593 if (bcs->mode == mode)
598 bcs->ctrl.sr.cmd = HDLC_CMD_XRS | HDLC_CMD_RRS;
601 bcs->ctrl.sr.mode = HDLC_MODE_TRANS;
602 adapter->write_ctrl(bcs, 5);
609 if (mode == L1_MODE_TRANS) {
610 bcs->ctrl.sr.mode = HDLC_MODE_TRANS;
612 bcs->ctrl.sr.mode = HDLC_MODE_ITF_FLG;
614 adapter->write_ctrl(bcs, 5);
615 bcs->ctrl.sr.cmd = HDLC_CMD_XRS;
616 adapter->write_ctrl(bcs, 1);
617 bcs->ctrl.sr.cmd = 0;
623 static void fritz_b_l2l1(struct hisax_if *ifc, int pr, void *arg)
625 struct fritz_bcs *bcs = ifc->priv;
626 struct sk_buff *skb = arg;
629 DBG(0x10, "pr %#x", pr);
632 case PH_DATA | REQUEST:
638 case PH_ACTIVATE | REQUEST:
640 DBG(4, "B%d,PH_ACTIVATE_REQUEST %d", bcs->channel + 1, mode);
642 B_L1L2(bcs, PH_ACTIVATE | INDICATION, NULL);
644 case PH_DEACTIVATE | REQUEST:
645 DBG(4, "B%d,PH_DEACTIVATE_REQUEST", bcs->channel + 1);
646 modehdlc(bcs, L1_MODE_NULL);
647 B_L1L2(bcs, PH_DEACTIVATE | INDICATION, NULL);
652 // ----------------------------------------------------------------------
655 fcpci2_irq(int intno, void *dev)
657 struct fritz_adapter *adapter = dev;
660 val = inb(adapter->io + AVM_STATUS0);
661 if (!(val & AVM_STATUS0_IRQ_MASK))
662 /* hopefully a shared IRQ reqest */
664 DBG(2, "STATUS0 %#x", val);
665 if (val & AVM_STATUS0_IRQ_ISAC)
666 isacsx_irq(&adapter->isac);
667 if (val & AVM_STATUS0_IRQ_HDLC)
669 if (val & AVM_STATUS0_IRQ_ISAC)
670 isacsx_irq(&adapter->isac);
675 fcpci_irq(int intno, void *dev)
677 struct fritz_adapter *adapter = dev;
680 sval = inb(adapter->io + 2);
681 if ((sval & AVM_STATUS0_IRQ_MASK) == AVM_STATUS0_IRQ_MASK)
682 /* possibly a shared IRQ reqest */
684 DBG(2, "sval %#x", sval);
685 if (!(sval & AVM_STATUS0_IRQ_ISAC))
686 isac_irq(&adapter->isac);
688 if (!(sval & AVM_STATUS0_IRQ_HDLC))
693 // ----------------------------------------------------------------------
695 static inline void fcpci2_init(struct fritz_adapter *adapter)
697 outb(AVM_STATUS0_RES_TIMER, adapter->io + AVM_STATUS0);
698 outb(AVM_STATUS0_ENA_IRQ, adapter->io + AVM_STATUS0);
702 static inline void fcpci_init(struct fritz_adapter *adapter)
704 outb(AVM_STATUS0_DIS_TIMER | AVM_STATUS0_RES_TIMER |
705 AVM_STATUS0_ENA_IRQ, adapter->io + AVM_STATUS0);
707 outb(AVM_STATUS1_ENA_IOM | adapter->irq,
708 adapter->io + AVM_STATUS1);
712 // ----------------------------------------------------------------------
714 static int fcpcipnp_setup(struct fritz_adapter *adapter)
721 isac_init(&adapter->isac); // FIXME is this okay now
724 if (!request_region(adapter->io, 32, "fcpcipnp"))
727 switch (adapter->type) {
728 case AVM_FRITZ_PCIV2:
730 val = inl(adapter->io);
733 val = inb(adapter->io);
734 val |= inb(adapter->io + 1) << 8;
738 DBG(1, "stat %#x Class %X Rev %d",
739 val, val & 0xff, (val >> 8) & 0xff);
741 spin_lock_init(&adapter->hw_lock);
742 adapter->isac.priv = adapter;
743 switch (adapter->type) {
744 case AVM_FRITZ_PCIV2:
745 adapter->isac.read_isac = &fcpci2_read_isac;
746 adapter->isac.write_isac = &fcpci2_write_isac;
747 adapter->isac.read_isac_fifo = &fcpci2_read_isac_fifo;
748 adapter->isac.write_isac_fifo = &fcpci2_write_isac_fifo;
750 adapter->read_hdlc_status = &fcpci2_read_hdlc_status;
751 adapter->write_ctrl = &fcpci2_write_ctrl;
754 adapter->isac.read_isac = &fcpci_read_isac;
755 adapter->isac.write_isac = &fcpci_write_isac;
756 adapter->isac.read_isac_fifo = &fcpci_read_isac_fifo;
757 adapter->isac.write_isac_fifo = &fcpci_write_isac_fifo;
759 adapter->read_hdlc_status = &fcpci_read_hdlc_status;
760 adapter->write_ctrl = &fcpci_write_ctrl;
763 adapter->isac.read_isac = &fcpci_read_isac;
764 adapter->isac.write_isac = &fcpci_write_isac;
765 adapter->isac.read_isac_fifo = &fcpci_read_isac_fifo;
766 adapter->isac.write_isac_fifo = &fcpci_write_isac_fifo;
768 adapter->read_hdlc_status = &fcpnp_read_hdlc_status;
769 adapter->write_ctrl = &fcpnp_write_ctrl;
774 outb(0, adapter->io + AVM_STATUS0);
776 outb(AVM_STATUS0_RESET, adapter->io + AVM_STATUS0);
778 outb(0, adapter->io + AVM_STATUS0);
781 switch (adapter->type) {
782 case AVM_FRITZ_PCIV2:
783 retval = request_irq(adapter->irq, fcpci2_irq, IRQF_SHARED,
784 "fcpcipnp", adapter);
787 retval = request_irq(adapter->irq, fcpci_irq, IRQF_SHARED,
788 "fcpcipnp", adapter);
791 retval = request_irq(adapter->irq, fcpci_irq, 0,
792 "fcpcipnp", adapter);
798 switch (adapter->type) {
799 case AVM_FRITZ_PCIV2:
800 fcpci2_init(adapter);
801 isacsx_setup(&adapter->isac);
806 isac_setup(&adapter->isac);
809 val = adapter->read_hdlc_status(adapter, 0);
810 DBG(0x20, "HDLC A STA %x", val);
811 val = adapter->read_hdlc_status(adapter, 1);
812 DBG(0x20, "HDLC B STA %x", val);
814 adapter->bcs[0].mode = -1;
815 adapter->bcs[1].mode = -1;
816 modehdlc(&adapter->bcs[0], L1_MODE_NULL);
817 modehdlc(&adapter->bcs[1], L1_MODE_NULL);
822 release_region(adapter->io, 32);
827 static void fcpcipnp_release(struct fritz_adapter *adapter)
831 outb(0, adapter->io + AVM_STATUS0);
832 free_irq(adapter->irq, adapter);
833 release_region(adapter->io, 32);
836 // ----------------------------------------------------------------------
838 static struct fritz_adapter *new_adapter(void)
840 struct fritz_adapter *adapter;
841 struct hisax_b_if *b_if[2];
844 adapter = kzalloc(sizeof(struct fritz_adapter), GFP_KERNEL);
848 adapter->isac.hisax_d_if.owner = THIS_MODULE;
849 adapter->isac.hisax_d_if.ifc.priv = &adapter->isac;
850 adapter->isac.hisax_d_if.ifc.l2l1 = isac_d_l2l1;
852 for (i = 0; i < 2; i++) {
853 adapter->bcs[i].adapter = adapter;
854 adapter->bcs[i].channel = i;
855 adapter->bcs[i].b_if.ifc.priv = &adapter->bcs[i];
856 adapter->bcs[i].b_if.ifc.l2l1 = fritz_b_l2l1;
859 for (i = 0; i < 2; i++)
860 b_if[i] = &adapter->bcs[i].b_if;
862 if (hisax_register(&adapter->isac.hisax_d_if, b_if, "fcpcipnp",
871 static void delete_adapter(struct fritz_adapter *adapter)
873 hisax_unregister(&adapter->isac.hisax_d_if);
877 static int fcpci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
879 struct fritz_adapter *adapter;
883 adapter = new_adapter();
887 pci_set_drvdata(pdev, adapter);
889 if (pdev->device == PCI_DEVICE_ID_AVM_A1_V2)
890 adapter->type = AVM_FRITZ_PCIV2;
892 adapter->type = AVM_FRITZ_PCI;
894 retval = pci_enable_device(pdev);
898 adapter->io = pci_resource_start(pdev, 1);
899 adapter->irq = pdev->irq;
901 printk(KERN_INFO "hisax_fcpcipnp: found adapter %s at %s\n",
902 (char *) ent->driver_data, pci_name(pdev));
904 retval = fcpcipnp_setup(adapter);
911 delete_adapter(adapter);
917 static int fcpnp_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id)
919 struct fritz_adapter *adapter;
926 adapter = new_adapter();
930 pnp_set_drvdata(pdev, adapter);
932 adapter->type = AVM_FRITZ_PNP;
934 pnp_disable_dev(pdev);
935 retval = pnp_activate_dev(pdev);
937 printk(KERN_WARNING "%s: pnp_activate_dev(%s) ret(%d)\n", __func__,
938 (char *)dev_id->driver_data, retval);
941 adapter->io = pnp_port_start(pdev, 0);
942 adapter->irq = pnp_irq(pdev, 0);
944 printk(KERN_INFO "hisax_fcpcipnp: found adapter %s at IO %#x irq %d\n",
945 (char *) dev_id->driver_data, adapter->io, adapter->irq);
947 retval = fcpcipnp_setup(adapter);
954 delete_adapter(adapter);
959 static void fcpnp_remove(struct pnp_dev *pdev)
961 struct fritz_adapter *adapter = pnp_get_drvdata(pdev);
964 fcpcipnp_release(adapter);
965 delete_adapter(adapter);
967 pnp_disable_dev(pdev);
970 static struct pnp_driver fcpnp_driver = {
972 .probe = fcpnp_probe,
973 .remove = fcpnp_remove,
974 .id_table = fcpnp_ids,
978 static void fcpci_remove(struct pci_dev *pdev)
980 struct fritz_adapter *adapter = pci_get_drvdata(pdev);
982 fcpcipnp_release(adapter);
983 pci_disable_device(pdev);
984 delete_adapter(adapter);
987 static struct pci_driver fcpci_driver = {
989 .probe = fcpci_probe,
990 .remove = fcpci_remove,
991 .id_table = fcpci_ids,
994 static int __init hisax_fcpcipnp_init(void)
998 printk(KERN_INFO "hisax_fcpcipnp: Fritz!Card PCI/PCIv2/PnP ISDN driver v0.0.1\n");
1000 retval = pci_register_driver(&fcpci_driver);
1004 retval = pnp_register_driver(&fcpnp_driver);
1006 pci_unregister_driver(&fcpci_driver);
1013 static void __exit hisax_fcpcipnp_exit(void)
1016 pnp_unregister_driver(&fcpnp_driver);
1018 pci_unregister_driver(&fcpci_driver);
1021 module_init(hisax_fcpcipnp_init);
1022 module_exit(hisax_fcpcipnp_exit);