[linux-2.6-block.git] / drivers / isdn / hisax / nj_s.c

/* $Id: nj_s.c,v 2.13.2.4 2004/01/16 01:53:48 keil Exp $
 *
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 *
 */

#include <linux/init.h>
#include "hisax.h"
#include "isac.h"
#include "isdnl1.h"
#include <linux/pci.h>
#include <linux/interrupt.h>
#include <linux/ppp_defs.h>
#include "netjet.h"

static const char *NETjet_S_revision = "$Revision: 2.13.2.4 $";

static u_char dummyrr(struct IsdnCardState *cs, int chan, u_char off)
{
	return (5);
}

static void dummywr(struct IsdnCardState *cs, int chan, u_char off, u_char value)
{
}

static irqreturn_t
netjet_s_interrupt(int intno, void *dev_id)
{
	struct IsdnCardState *cs = dev_id;
	u_char val, s1val, s0val;
	u_long flags;

	spin_lock_irqsave(&cs->lock, flags);
	s1val = bytein(cs->hw.njet.base + NETJET_IRQSTAT1);
	if (!(s1val & NETJET_ISACIRQ)) {
		val = NETjet_ReadIC(cs, ISAC_ISTA);
		if (cs->debug & L1_DEB_ISAC)
			debugl1(cs, "tiger: i1 %x %x", s1val, val);
		if (val) {
			isac_interrupt(cs, val);
			NETjet_WriteIC(cs, ISAC_MASK, 0xFF);
			NETjet_WriteIC(cs, ISAC_MASK, 0x0);
		}
		s1val = 1;
	} else
		s1val = 0;
	/*
	 * read/write stat0 is better, because lower IRQ rate
	 * Note the IRQ is on for 125 us if a condition match
	 * thats long on modern CPU and so the IRQ is reentered
	 * all the time.
	 */
	s0val = bytein(cs->hw.njet.base + NETJET_IRQSTAT0);
	if ((s0val | s1val) == 0) { // shared IRQ
		spin_unlock_irqrestore(&cs->lock, flags);
		return IRQ_NONE;
	}
	if (s0val)
		byteout(cs->hw.njet.base + NETJET_IRQSTAT0, s0val);
	/* start new code 13/07/00 GE */
	/* set bits in sval to indicate which page is free */
	if (inl(cs->hw.njet.base + NETJET_DMA_WRITE_ADR) <
	    inl(cs->hw.njet.base + NETJET_DMA_WRITE_IRQ))
		/* the 2nd write page is free */
		s0val = 0x08;
	else	/* the 1st write page is free */
		s0val = 0x04;
	if (inl(cs->hw.njet.base + NETJET_DMA_READ_ADR) <
	    inl(cs->hw.njet.base + NETJET_DMA_READ_IRQ))
		/* the 2nd read page is free */
		s0val |= 0x02;
	else	/* the 1st read page is free */
		s0val |= 0x01;
	if (s0val != cs->hw.njet.last_is0) /* we have a DMA interrupt */
	{
		if (test_and_set_bit(FLG_LOCK_ATOMIC, &cs->HW_Flags)) {
			printk(KERN_WARNING "nj LOCK_ATOMIC s0val %x->%x\n",
			       cs->hw.njet.last_is0, s0val);
			spin_unlock_irqrestore(&cs->lock, flags);
			return IRQ_HANDLED;
		}
		cs->hw.njet.irqstat0 = s0val;
		if ((cs->hw.njet.irqstat0 & NETJET_IRQM0_READ) !=
		    (cs->hw.njet.last_is0 & NETJET_IRQM0_READ))
			/* we have a read dma int */
			read_tiger(cs);
		if ((cs->hw.njet.irqstat0 & NETJET_IRQM0_WRITE) !=
		    (cs->hw.njet.last_is0 & NETJET_IRQM0_WRITE))
			/* we have a write dma int */
			write_tiger(cs);
		/* end new code 13/07/00 GE */
		test_and_clear_bit(FLG_LOCK_ATOMIC, &cs->HW_Flags);
	}
	spin_unlock_irqrestore(&cs->lock, flags);
	return IRQ_HANDLED;
}

static void
reset_netjet_s(struct IsdnCardState *cs)
{
	cs->hw.njet.ctrl_reg = 0xff;  /* Reset On */
	byteout(cs->hw.njet.base + NETJET_CTRL, cs->hw.njet.ctrl_reg);
	mdelay(10);
	/* now edge triggered for TJ320 GE 13/07/00 */
	/* see comment in IRQ function */
	if (cs->subtyp) /* TJ320 */
		cs->hw.njet.ctrl_reg = 0x40;  /* Reset Off and status read clear */
	else
		cs->hw.njet.ctrl_reg = 0x00;  /* Reset Off and status read clear */
	byteout(cs->hw.njet.base + NETJET_CTRL, cs->hw.njet.ctrl_reg);
	mdelay(10);
	cs->hw.njet.auxd = 0;
	cs->hw.njet.dmactrl = 0;
	byteout(cs->hw.njet.base + NETJET_AUXCTRL, ~NETJET_ISACIRQ);
	byteout(cs->hw.njet.base + NETJET_IRQMASK1, NETJET_ISACIRQ);
	byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
}

static int
NETjet_S_card_msg(struct IsdnCardState *cs, int mt, void *arg)
{
	u_long flags;

	switch (mt) {
	case CARD_RESET:
		spin_lock_irqsave(&cs->lock, flags);
		reset_netjet_s(cs);
		spin_unlock_irqrestore(&cs->lock, flags);
		return (0);
	case CARD_RELEASE:
		release_io_netjet(cs);
		return (0);
	case CARD_INIT:
		reset_netjet_s(cs);
		inittiger(cs);
		spin_lock_irqsave(&cs->lock, flags);
		clear_pending_isac_ints(cs);
		initisac(cs);
		/* Reenable all IRQ */
		cs->writeisac(cs, ISAC_MASK, 0);
		spin_unlock_irqrestore(&cs->lock, flags);
		return (0);
	case CARD_TEST:
		return (0);
	}
	return (0);
}

static int njs_pci_probe(struct pci_dev *dev_netjet, struct IsdnCardState *cs)
{
	u32 cfg;

	if (pci_enable_device(dev_netjet))
		return (0);
	pci_set_master(dev_netjet);
	cs->irq = dev_netjet->irq;
	if (!cs->irq) {
		printk(KERN_WARNING "NETjet-S: No IRQ for PCI card found\n");
		return (0);
	}
	cs->hw.njet.base = pci_resource_start(dev_netjet, 0);
	if (!cs->hw.njet.base) {
		printk(KERN_WARNING "NETjet-S: No IO-Adr for PCI card found\n");
		return (0);
	}
	/* the TJ300 and TJ320 must be detected, the IRQ handling is different
	 * unfortunately the chips use the same device ID, but the TJ320 has
	 * the bit20 in status PCI cfg register set
	 */
	pci_read_config_dword(dev_netjet, 0x04, &cfg);
	if (cfg & 0x00100000)
		cs->subtyp = 1; /* TJ320 */
	else
		cs->subtyp = 0; /* TJ300 */
	/* 2001/10/04 Christoph Ersfeld, Formula-n Europe AG www.formula-n.com */
	if ((dev_netjet->subsystem_vendor == 0x55) &&
	    (dev_netjet->subsystem_device == 0x02)) {
		printk(KERN_WARNING "Netjet: You tried to load this driver with an incompatible TigerJet-card\n");
		printk(KERN_WARNING "Use type=41 for Formula-n enter:now ISDN PCI and compatible\n");
		return (0);
	}
	/* end new code */

	return (1);
}

static int njs_cs_init(struct IsdnCard *card, struct IsdnCardState *cs)
{

	cs->hw.njet.auxa = cs->hw.njet.base + NETJET_AUXDATA;
	cs->hw.njet.isac = cs->hw.njet.base | NETJET_ISAC_OFF;

	cs->hw.njet.ctrl_reg = 0xff;  /* Reset On */
	byteout(cs->hw.njet.base + NETJET_CTRL, cs->hw.njet.ctrl_reg);
	mdelay(10);

	cs->hw.njet.ctrl_reg = 0x00;  /* Reset Off and status read clear */
	byteout(cs->hw.njet.base + NETJET_CTRL, cs->hw.njet.ctrl_reg);
	mdelay(10);

	cs->hw.njet.auxd = 0xC0;
	cs->hw.njet.dmactrl = 0;

	byteout(cs->hw.njet.base + NETJET_AUXCTRL, ~NETJET_ISACIRQ);
	byteout(cs->hw.njet.base + NETJET_IRQMASK1, NETJET_ISACIRQ);
	byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);

	switch (((NETjet_ReadIC(cs, ISAC_RBCH) >> 5) & 3))
	{
	case 0:
		return 1;	/* end loop */

	case 3:
		printk(KERN_WARNING "NETjet-S: NETspider-U PCI card found\n");
		return -1;	/* continue looping */

	default:
		printk(KERN_WARNING "NETjet-S: No PCI card found\n");
		return 0;	/* end loop & function */
	}
	return 1;			/* end loop */
}

static int njs_cs_init_rest(struct IsdnCard *card, struct IsdnCardState *cs)
{
	const int bytecnt = 256;

	printk(KERN_INFO
	       "NETjet-S: %s card configured at %#lx IRQ %d\n",
	       cs->subtyp ? "TJ320" : "TJ300", cs->hw.njet.base, cs->irq);
	if (!request_region(cs->hw.njet.base, bytecnt, "netjet-s isdn")) {
		printk(KERN_WARNING
		       "HiSax: NETjet-S config port %#lx-%#lx already in use\n",
		       cs->hw.njet.base,
		       cs->hw.njet.base + bytecnt);
		return (0);
	}
	cs->readisac  = &NETjet_ReadIC;
	cs->writeisac = &NETjet_WriteIC;
	cs->readisacfifo  = &NETjet_ReadICfifo;
	cs->writeisacfifo = &NETjet_WriteICfifo;
	cs->BC_Read_Reg  = &dummyrr;
	cs->BC_Write_Reg = &dummywr;
	cs->BC_Send_Data = &netjet_fill_dma;
	setup_isac(cs);
	cs->cardmsg = &NETjet_S_card_msg;
	cs->irq_func = &netjet_s_interrupt;
	cs->irq_flags |= IRQF_SHARED;
	ISACVersion(cs, "NETjet-S:");

	return (1);
}

static struct pci_dev *dev_netjet = NULL;

int setup_netjet_s(struct IsdnCard *card)
{
	int ret;
	struct IsdnCardState *cs = card->cs;
	char tmp[64];

#ifdef __BIG_ENDIAN
#error "not running on big endian machines now"
#endif
	strcpy(tmp, NETjet_S_revision);
	printk(KERN_INFO "HiSax: Traverse Tech. NETjet-S driver Rev. %s\n", HiSax_getrev(tmp));
	if (cs->typ != ISDN_CTYPE_NETJET_S)
		return (0);
	test_and_clear_bit(FLG_LOCK_ATOMIC, &cs->HW_Flags);

	for (;;)
	{
		if ((dev_netjet = hisax_find_pci_device(PCI_VENDOR_ID_TIGERJET,
							PCI_DEVICE_ID_TIGERJET_300,  dev_netjet))) {
			ret = njs_pci_probe(dev_netjet, cs);
			if (!ret)
				return (0);
		} else {
			printk(KERN_WARNING "NETjet-S: No PCI card found\n");
			return (0);
		}

		ret = njs_cs_init(card, cs);
		if (!ret)
			return (0);
		if (ret > 0)
			break;
		/* otherwise, ret < 0, continue looping */
	}

	return njs_cs_init_rest(card, cs);
}
Commit	Line	Data
1da177e4 LT	1	/* $Id: nj_s.c,v 2.13.2.4 2004/01/16 01:53:48 keil Exp $
	2	*
	3	* This software may be used and distributed according to the terms
	4	* of the GNU General Public License, incorporated herein by reference.
	5	*
	6	*/
	7
1da177e4 LT	8	#include <linux/init.h>
	9	#include "hisax.h"
	10	#include "isac.h"
	11	#include "isdnl1.h"
	12	#include <linux/pci.h>
	13	#include <linux/interrupt.h>
	14	#include <linux/ppp_defs.h>
	15	#include "netjet.h"
	16
672c3fd9	17	static const char *NETjet_S_revision = "$Revision: 2.13.2.4 $";
1da177e4 LT	18
	19	static u_char dummyrr(struct IsdnCardState *cs, int chan, u_char off)
	20	{
475be4d8	21	return (5);
1da177e4 LT	22	}
	23
	24	static void dummywr(struct IsdnCardState *cs, int chan, u_char off, u_char value)
	25	{
	26	}
	27
	28	static irqreturn_t
7d12e780	29	netjet_s_interrupt(int intno, void *dev_id)
1da177e4 LT	30	{
	31	struct IsdnCardState *cs = dev_id;
	32	u_char val, s1val, s0val;
	33	u_long flags;
	34
	35	spin_lock_irqsave(&cs->lock, flags);
	36	s1val = bytein(cs->hw.njet.base + NETJET_IRQSTAT1);
	37	if (!(s1val & NETJET_ISACIRQ)) {
	38	val = NETjet_ReadIC(cs, ISAC_ISTA);
	39	if (cs->debug & L1_DEB_ISAC)
	40	debugl1(cs, "tiger: i1 %x %x", s1val, val);
	41	if (val) {
	42	isac_interrupt(cs, val);
	43	NETjet_WriteIC(cs, ISAC_MASK, 0xFF);
	44	NETjet_WriteIC(cs, ISAC_MASK, 0x0);
	45	}
	46	s1val = 1;
	47	} else
	48	s1val = 0;
475be4d8	49	/*
1da177e4 LT	50	* read/write stat0 is better, because lower IRQ rate
	51	* Note the IRQ is on for 125 us if a condition match
	52	* thats long on modern CPU and so the IRQ is reentered
	53	* all the time.
	54	*/
	55	s0val = bytein(cs->hw.njet.base + NETJET_IRQSTAT0);
475be4d8	56	if ((s0val \| s1val) == 0) { // shared IRQ
1da177e4 LT	57	spin_unlock_irqrestore(&cs->lock, flags);
1da177e4 LT	58	return IRQ_NONE;
475be4d8	59	}
1da177e4 LT	60	if (s0val)
	61	byteout(cs->hw.njet.base + NETJET_IRQSTAT0, s0val);
	62	/* start new code 13/07/00 GE */
	63	/* set bits in sval to indicate which page is free */
	64	if (inl(cs->hw.njet.base + NETJET_DMA_WRITE_ADR) <
475be4d8	65	inl(cs->hw.njet.base + NETJET_DMA_WRITE_IRQ))
1da177e4 LT	66	/* the 2nd write page is free */
	67	s0val = 0x08;
	68	else /* the 1st write page is free */
475be4d8	69	s0val = 0x04;
1da177e4	70	if (inl(cs->hw.njet.base + NETJET_DMA_READ_ADR) <
475be4d8	71	inl(cs->hw.njet.base + NETJET_DMA_READ_IRQ))
1da177e4 LT	72	/* the 2nd read page is free */
	73	s0val \|= 0x02;
	74	else /* the 1st read page is free */
475be4d8	75	s0val \|= 0x01;
1da177e4 LT	76	if (s0val != cs->hw.njet.last_is0) /* we have a DMA interrupt */
	77	{
	78	if (test_and_set_bit(FLG_LOCK_ATOMIC, &cs->HW_Flags)) {
	79	printk(KERN_WARNING "nj LOCK_ATOMIC s0val %x->%x\n",
475be4d8	80	cs->hw.njet.last_is0, s0val);
1da177e4 LT	81	spin_unlock_irqrestore(&cs->lock, flags);
	82	return IRQ_HANDLED;
	83	}
	84	cs->hw.njet.irqstat0 = s0val;
475be4d8 JP	85	if ((cs->hw.njet.irqstat0 & NETJET_IRQM0_READ) !=
475be4d8 JP	86	(cs->hw.njet.last_is0 & NETJET_IRQM0_READ))
1da177e4 LT	87	/* we have a read dma int */
	88	read_tiger(cs);
	89	if ((cs->hw.njet.irqstat0 & NETJET_IRQM0_WRITE) !=
475be4d8	90	(cs->hw.njet.last_is0 & NETJET_IRQM0_WRITE))
1da177e4 LT	91	/* we have a write dma int */
	92	write_tiger(cs);
	93	/* end new code 13/07/00 GE */
	94	test_and_clear_bit(FLG_LOCK_ATOMIC, &cs->HW_Flags);
	95	}
	96	spin_unlock_irqrestore(&cs->lock, flags);
	97	return IRQ_HANDLED;
	98	}
	99
	100	static void
	101	reset_netjet_s(struct IsdnCardState *cs)
	102	{
	103	cs->hw.njet.ctrl_reg = 0xff; /* Reset On */
	104	byteout(cs->hw.njet.base + NETJET_CTRL, cs->hw.njet.ctrl_reg);
	105	mdelay(10);
	106	/* now edge triggered for TJ320 GE 13/07/00 */
	107	/* see comment in IRQ function */
	108	if (cs->subtyp) /* TJ320 */
	109	cs->hw.njet.ctrl_reg = 0x40; /* Reset Off and status read clear */
	110	else
	111	cs->hw.njet.ctrl_reg = 0x00; /* Reset Off and status read clear */
	112	byteout(cs->hw.njet.base + NETJET_CTRL, cs->hw.njet.ctrl_reg);
	113	mdelay(10);
	114	cs->hw.njet.auxd = 0;
	115	cs->hw.njet.dmactrl = 0;
	116	byteout(cs->hw.njet.base + NETJET_AUXCTRL, ~NETJET_ISACIRQ);
	117	byteout(cs->hw.njet.base + NETJET_IRQMASK1, NETJET_ISACIRQ);
	118	byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
	119	}
	120
	121	static int
	122	NETjet_S_card_msg(struct IsdnCardState cs, int mt, void arg)
	123	{
	124	u_long flags;
	125
	126	switch (mt) {
475be4d8 JP	127	case CARD_RESET:
	128	spin_lock_irqsave(&cs->lock, flags);
	129	reset_netjet_s(cs);
	130	spin_unlock_irqrestore(&cs->lock, flags);
	131	return (0);
	132	case CARD_RELEASE:
	133	release_io_netjet(cs);
	134	return (0);
	135	case CARD_INIT:
	136	reset_netjet_s(cs);
	137	inittiger(cs);
	138	spin_lock_irqsave(&cs->lock, flags);
	139	clear_pending_isac_ints(cs);
	140	initisac(cs);
	141	/* Reenable all IRQ */
	142	cs->writeisac(cs, ISAC_MASK, 0);
	143	spin_unlock_irqrestore(&cs->lock, flags);
	144	return (0);
	145	case CARD_TEST:
	146	return (0);
1da177e4	147	}
475be4d8	148	return (0);
1da177e4 LT	149	}
1da177e4 LT	150
ed5a84cd	151	static int njs_pci_probe(struct pci_dev dev_netjet, struct IsdnCardState cs)
1da177e4	152	{
b4482a4b	153	u32 cfg;
1da177e4	154
0566a663	155	if (pci_enable_device(dev_netjet))
475be4d8	156	return (0);
0566a663 JG	157	pci_set_master(dev_netjet);
	158	cs->irq = dev_netjet->irq;
	159	if (!cs->irq) {
	160	printk(KERN_WARNING "NETjet-S: No IRQ for PCI card found\n");
475be4d8	161	return (0);
0566a663 JG	162	}
	163	cs->hw.njet.base = pci_resource_start(dev_netjet, 0);
	164	if (!cs->hw.njet.base) {
	165	printk(KERN_WARNING "NETjet-S: No IO-Adr for PCI card found\n");
475be4d8	166	return (0);
0566a663 JG	167	}
0566a663 JG	168	/* the TJ300 and TJ320 must be detected, the IRQ handling is different
25985edc	169	* unfortunately the chips use the same device ID, but the TJ320 has
0566a663 JG	170	* the bit20 in status PCI cfg register set
	171	*/
	172	pci_read_config_dword(dev_netjet, 0x04, &cfg);
	173	if (cfg & 0x00100000)
	174	cs->subtyp = 1; /* TJ320 */
	175	else
	176	cs->subtyp = 0; /* TJ300 */
	177	/* 2001/10/04 Christoph Ersfeld, Formula-n Europe AG www.formula-n.com */
	178	if ((dev_netjet->subsystem_vendor == 0x55) &&
475be4d8	179	(dev_netjet->subsystem_device == 0x02)) {
0566a663 JG	180	printk(KERN_WARNING "Netjet: You tried to load this driver with an incompatible TigerJet-card\n");
0566a663 JG	181	printk(KERN_WARNING "Use type=41 for Formula-n enter:now ISDN PCI and compatible\n");
475be4d8	182	return (0);
0566a663 JG	183	}
0566a663 JG	184	/* end new code */
1da177e4	185
475be4d8	186	return (1);
0566a663	187	}
1da177e4	188
ed5a84cd	189	static int njs_cs_init(struct IsdnCard card, struct IsdnCardState cs)
0566a663	190	{
1da177e4	191
0566a663 JG	192	cs->hw.njet.auxa = cs->hw.njet.base + NETJET_AUXDATA;
0566a663 JG	193	cs->hw.njet.isac = cs->hw.njet.base \| NETJET_ISAC_OFF;
1da177e4	194
0566a663 JG	195	cs->hw.njet.ctrl_reg = 0xff; /* Reset On */
	196	byteout(cs->hw.njet.base + NETJET_CTRL, cs->hw.njet.ctrl_reg);
	197	mdelay(10);
1da177e4	198
0566a663 JG	199	cs->hw.njet.ctrl_reg = 0x00; /* Reset Off and status read clear */
	200	byteout(cs->hw.njet.base + NETJET_CTRL, cs->hw.njet.ctrl_reg);
	201	mdelay(10);
1da177e4	202
0566a663 JG	203	cs->hw.njet.auxd = 0xC0;
0566a663 JG	204	cs->hw.njet.dmactrl = 0;
1da177e4	205
0566a663 JG	206	byteout(cs->hw.njet.base + NETJET_AUXCTRL, ~NETJET_ISACIRQ);
	207	byteout(cs->hw.njet.base + NETJET_IRQMASK1, NETJET_ISACIRQ);
	208	byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
1da177e4	209
475be4d8	210	switch (((NETjet_ReadIC(cs, ISAC_RBCH) >> 5) & 3))
0566a663	211	{
475be4d8 JP	212	case 0:
475be4d8 JP	213	return 1; /* end loop */
1da177e4	214
475be4d8 JP	215	case 3:
	216	printk(KERN_WARNING "NETjet-S: NETspider-U PCI card found\n");
	217	return -1; /* continue looping */
1da177e4	218
475be4d8 JP	219	default:
	220	printk(KERN_WARNING "NETjet-S: No PCI card found\n");
	221	return 0; /* end loop & function */
1da177e4	222	}
0566a663 JG	223	return 1; /* end loop */
0566a663 JG	224	}
1da177e4	225
ed5a84cd	226	static int njs_cs_init_rest(struct IsdnCard card, struct IsdnCardState cs)
0566a663 JG	227	{
0566a663 JG	228	const int bytecnt = 256;
1da177e4 LT	229
1da177e4 LT	230	printk(KERN_INFO
475be4d8 JP	231	"NETjet-S: %s card configured at %#lx IRQ %d\n",
475be4d8 JP	232	cs->subtyp ? "TJ320" : "TJ300", cs->hw.njet.base, cs->irq);
1da177e4 LT	233	if (!request_region(cs->hw.njet.base, bytecnt, "netjet-s isdn")) {
1da177e4 LT	234	printk(KERN_WARNING
8349304d	235	"HiSax: NETjet-S config port %#lx-%#lx already in use\n",
1da177e4 LT	236	cs->hw.njet.base,
	237	cs->hw.njet.base + bytecnt);
	238	return (0);
	239	}
	240	cs->readisac = &NETjet_ReadIC;
	241	cs->writeisac = &NETjet_WriteIC;
	242	cs->readisacfifo = &NETjet_ReadICfifo;
	243	cs->writeisacfifo = &NETjet_WriteICfifo;
	244	cs->BC_Read_Reg = &dummyrr;
	245	cs->BC_Write_Reg = &dummywr;
	246	cs->BC_Send_Data = &netjet_fill_dma;
	247	setup_isac(cs);
	248	cs->cardmsg = &NETjet_S_card_msg;
	249	cs->irq_func = &netjet_s_interrupt;
9ba02bec	250	cs->irq_flags \|= IRQF_SHARED;
1da177e4	251	ISACVersion(cs, "NETjet-S:");
0566a663	252
1da177e4 LT	253	return (1);
1da177e4 LT	254	}
0566a663	255
ed5a84cd	256	static struct pci_dev *dev_netjet = NULL;
0566a663	257
ed5a84cd	258	int setup_netjet_s(struct IsdnCard *card)
0566a663 JG	259	{
	260	int ret;
	261	struct IsdnCardState *cs = card->cs;
	262	char tmp[64];
	263
	264	#ifdef __BIG_ENDIAN
	265	#error "not running on big endian machines now"
	266	#endif
	267	strcpy(tmp, NETjet_S_revision);
	268	printk(KERN_INFO "HiSax: Traverse Tech. NETjet-S driver Rev. %s\n", HiSax_getrev(tmp));
	269	if (cs->typ != ISDN_CTYPE_NETJET_S)
475be4d8	270	return (0);
0566a663 JG	271	test_and_clear_bit(FLG_LOCK_ATOMIC, &cs->HW_Flags);
0566a663 JG	272
475be4d8	273	for (;;)
0566a663	274	{
41a68a74	275	if ((dev_netjet = hisax_find_pci_device(PCI_VENDOR_ID_TIGERJET,
475be4d8	276	PCI_DEVICE_ID_TIGERJET_300, dev_netjet))) {
0566a663 JG	277	ret = njs_pci_probe(dev_netjet, cs);
0566a663 JG	278	if (!ret)
475be4d8	279	return (0);
0566a663 JG	280	} else {
0566a663 JG	281	printk(KERN_WARNING "NETjet-S: No PCI card found\n");
475be4d8	282	return (0);
0566a663 JG	283	}
	284
	285	ret = njs_cs_init(card, cs);
	286	if (!ret)
475be4d8	287	return (0);
0566a663 JG	288	if (ret > 0)
	289	break;
	290	/* otherwise, ret < 0, continue looping */
	291	}
	292
	293	return njs_cs_init_rest(card, cs);
	294	}