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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/* $Id: hfcscard.c,v 1.10.2.4 2004/01/14 16:04:48 keil Exp $
2 *
3 * low level stuff for hfcs based cards (Teles3c, ACER P10)
4 *
5 * Author Karsten Keil
6 * Copyright by Karsten Keil <keil@isdn4linux.de>
7 *
8 * This software may be used and distributed according to the terms
9 * of the GNU General Public License, incorporated herein by reference.
10 *
11 */
12
13#include <linux/init.h>
14#include <linux/isapnp.h>
15#include "hisax.h"
16#include "hfc_2bds0.h"
17#include "isdnl1.h"
18
Linus Torvalds1da177e2005-04-16 15:20:36 -070019static const char *hfcs_revision = "$Revision: 1.10.2.4 $";
20
21static irqreturn_t
David Howells7d12e782006-10-05 14:55:46 +010022hfcs_interrupt(int intno, void *dev_id)
Linus Torvalds1da177e2005-04-16 15:20:36 -070023{
24 struct IsdnCardState *cs = dev_id;
25 u_char val, stat;
26 u_long flags;
27
28 spin_lock_irqsave(&cs->lock, flags);
29 if ((HFCD_ANYINT | HFCD_BUSY_NBUSY) &
30 (stat = cs->BC_Read_Reg(cs, HFCD_DATA, HFCD_STAT))) {
31 val = cs->BC_Read_Reg(cs, HFCD_DATA, HFCD_INT_S1);
32 if (cs->debug & L1_DEB_ISAC)
33 debugl1(cs, "HFCS: stat(%02x) s1(%02x)", stat, val);
34 hfc2bds0_interrupt(cs, val);
35 } else {
36 if (cs->debug & L1_DEB_ISAC)
37 debugl1(cs, "HFCS: irq_no_irq stat(%02x)", stat);
38 }
39 spin_unlock_irqrestore(&cs->lock, flags);
40 return IRQ_HANDLED;
41}
42
43static void
44hfcs_Timer(struct IsdnCardState *cs)
45{
46 cs->hw.hfcD.timer.expires = jiffies + 75;
47 /* WD RESET */
48/* WriteReg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt | 0x80);
49 add_timer(&cs->hw.hfcD.timer);
50*/
51}
52
Adrian Bunk672c3fd2005-06-25 14:59:18 -070053static void
Linus Torvalds1da177e2005-04-16 15:20:36 -070054release_io_hfcs(struct IsdnCardState *cs)
55{
56 release2bds0(cs);
57 del_timer(&cs->hw.hfcD.timer);
58 if (cs->hw.hfcD.addr)
59 release_region(cs->hw.hfcD.addr, 2);
60}
61
62static void
63reset_hfcs(struct IsdnCardState *cs)
64{
65 printk(KERN_INFO "HFCS: resetting card\n");
66 cs->hw.hfcD.cirm = HFCD_RESET;
67 if (cs->typ == ISDN_CTYPE_TELES3C)
68 cs->hw.hfcD.cirm |= HFCD_MEM8K;
69 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm); /* Reset On */
70 mdelay(10);
71 cs->hw.hfcD.cirm = 0;
72 if (cs->typ == ISDN_CTYPE_TELES3C)
73 cs->hw.hfcD.cirm |= HFCD_MEM8K;
74 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm); /* Reset Off */
75 mdelay(10);
76 if (cs->typ == ISDN_CTYPE_TELES3C)
77 cs->hw.hfcD.cirm |= HFCD_INTB;
78 else if (cs->typ == ISDN_CTYPE_ACERP10)
79 cs->hw.hfcD.cirm |= HFCD_INTA;
80 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm);
81 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CLKDEL, 0x0e);
82 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_TEST, HFCD_AUTO_AWAKE); /* S/T Auto awake */
83 cs->hw.hfcD.ctmt = HFCD_TIM25 | HFCD_AUTO_TIMER;
84 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt);
85 cs->hw.hfcD.int_m2 = HFCD_IRQ_ENABLE;
86 cs->hw.hfcD.int_m1 = HFCD_INTS_B1TRANS | HFCD_INTS_B2TRANS |
87 HFCD_INTS_DTRANS | HFCD_INTS_B1REC | HFCD_INTS_B2REC |
88 HFCD_INTS_DREC | HFCD_INTS_L1STATE;
89 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_INT_M1, cs->hw.hfcD.int_m1);
90 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_INT_M2, cs->hw.hfcD.int_m2);
91 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_STATES, HFCD_LOAD_STATE | 2); /* HFC ST 2 */
92 udelay(10);
93 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_STATES, 2); /* HFC ST 2 */
94 cs->hw.hfcD.mst_m = HFCD_MASTER;
95 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_MST_MODE, cs->hw.hfcD.mst_m); /* HFC Master */
96 cs->hw.hfcD.sctrl = 0;
97 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_SCTRL, cs->hw.hfcD.sctrl);
98}
99
100static int
101hfcs_card_msg(struct IsdnCardState *cs, int mt, void *arg)
102{
103 u_long flags;
104 int delay;
105
106 if (cs->debug & L1_DEB_ISAC)
107 debugl1(cs, "HFCS: card_msg %x", mt);
108 switch (mt) {
109 case CARD_RESET:
110 spin_lock_irqsave(&cs->lock, flags);
111 reset_hfcs(cs);
112 spin_unlock_irqrestore(&cs->lock, flags);
113 return(0);
114 case CARD_RELEASE:
115 release_io_hfcs(cs);
116 return(0);
117 case CARD_INIT:
118 delay = (75*HZ)/100 +1;
Ingo Molnar9fc89c22007-11-28 16:21:50 -0800119 mod_timer(&cs->hw.hfcD.timer, jiffies + delay);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120 spin_lock_irqsave(&cs->lock, flags);
121 reset_hfcs(cs);
122 init2bds0(cs);
123 spin_unlock_irqrestore(&cs->lock, flags);
124 delay = (80*HZ)/1000 +1;
125 msleep(80);
126 spin_lock_irqsave(&cs->lock, flags);
127 cs->hw.hfcD.ctmt |= HFCD_TIM800;
128 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt);
129 cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_MST_MODE, cs->hw.hfcD.mst_m);
130 spin_unlock_irqrestore(&cs->lock, flags);
131 return(0);
132 case CARD_TEST:
133 return(0);
134 }
135 return(0);
136}
137
138#ifdef __ISAPNP__
Karsten Keil67eb5db2006-07-10 04:44:11 -0700139static struct isapnp_device_id hfc_ids[] __devinitdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700140 { ISAPNP_VENDOR('A', 'N', 'X'), ISAPNP_FUNCTION(0x1114),
141 ISAPNP_VENDOR('A', 'N', 'X'), ISAPNP_FUNCTION(0x1114),
142 (unsigned long) "Acer P10" },
143 { ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0002),
144 ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0002),
145 (unsigned long) "Billion 2" },
146 { ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0001),
147 ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0001),
148 (unsigned long) "Billion 1" },
149 { ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x7410),
150 ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x7410),
151 (unsigned long) "IStar PnP" },
152 { ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x2610),
153 ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x2610),
154 (unsigned long) "Teles 16.3c" },
155 { ISAPNP_VENDOR('S', 'F', 'M'), ISAPNP_FUNCTION(0x0001),
156 ISAPNP_VENDOR('S', 'F', 'M'), ISAPNP_FUNCTION(0x0001),
157 (unsigned long) "Tornado Tipa C" },
158 { ISAPNP_VENDOR('K', 'Y', 'E'), ISAPNP_FUNCTION(0x0001),
159 ISAPNP_VENDOR('K', 'Y', 'E'), ISAPNP_FUNCTION(0x0001),
160 (unsigned long) "Genius Speed Surfer" },
161 { 0, }
162};
163
Karsten Keil67eb5db2006-07-10 04:44:11 -0700164static struct isapnp_device_id *ipid __devinitdata = &hfc_ids[0];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700165static struct pnp_card *pnp_c __devinitdata = NULL;
166#endif
167
Karsten Keil67eb5db2006-07-10 04:44:11 -0700168int __devinit
Linus Torvalds1da177e2005-04-16 15:20:36 -0700169setup_hfcs(struct IsdnCard *card)
170{
171 struct IsdnCardState *cs = card->cs;
172 char tmp[64];
173
174 strcpy(tmp, hfcs_revision);
175 printk(KERN_INFO "HiSax: HFC-S driver Rev. %s\n", HiSax_getrev(tmp));
176
177#ifdef __ISAPNP__
178 if (!card->para[1] && isapnp_present()) {
179 struct pnp_dev *pnp_d;
180 while(ipid->card_vendor) {
181 if ((pnp_c = pnp_find_card(ipid->card_vendor,
182 ipid->card_device, pnp_c))) {
183 pnp_d = NULL;
184 if ((pnp_d = pnp_find_dev(pnp_c,
185 ipid->vendor, ipid->function, pnp_d))) {
186 int err;
187
188 printk(KERN_INFO "HiSax: %s detected\n",
189 (char *)ipid->driver_data);
190 pnp_disable_dev(pnp_d);
191 err = pnp_activate_dev(pnp_d);
192 if (err<0) {
193 printk(KERN_WARNING "%s: pnp_activate_dev ret(%d)\n",
Harvey Harrison156f1ed2008-04-28 02:14:40 -0700194 __func__, err);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700195 return(0);
196 }
197 card->para[1] = pnp_port_start(pnp_d, 0);
198 card->para[0] = pnp_irq(pnp_d, 0);
199 if (!card->para[0] || !card->para[1]) {
200 printk(KERN_ERR "HFC PnP:some resources are missing %ld/%lx\n",
201 card->para[0], card->para[1]);
202 pnp_disable_dev(pnp_d);
203 return(0);
204 }
205 break;
206 } else {
207 printk(KERN_ERR "HFC PnP: PnP error card found, no device\n");
208 }
209 }
210 ipid++;
211 pnp_c = NULL;
212 }
213 if (!ipid->card_vendor) {
214 printk(KERN_INFO "HFC PnP: no ISAPnP card found\n");
215 return(0);
216 }
217 }
218#endif
219 cs->hw.hfcD.addr = card->para[1] & 0xfffe;
220 cs->irq = card->para[0];
221 cs->hw.hfcD.cip = 0;
222 cs->hw.hfcD.int_s1 = 0;
223 cs->hw.hfcD.send = NULL;
224 cs->bcs[0].hw.hfc.send = NULL;
225 cs->bcs[1].hw.hfc.send = NULL;
226 cs->hw.hfcD.dfifosize = 512;
227 cs->dc.hfcd.ph_state = 0;
228 cs->hw.hfcD.fifo = 255;
229 if (cs->typ == ISDN_CTYPE_TELES3C) {
230 cs->hw.hfcD.bfifosize = 1024 + 512;
231 } else if (cs->typ == ISDN_CTYPE_ACERP10) {
232 cs->hw.hfcD.bfifosize = 7*1024 + 512;
233 } else
234 return (0);
235 if (!request_region(cs->hw.hfcD.addr, 2, "HFCS isdn")) {
236 printk(KERN_WARNING
237 "HiSax: %s config port %x-%x already in use\n",
238 CardType[card->typ],
239 cs->hw.hfcD.addr,
240 cs->hw.hfcD.addr + 2);
241 return (0);
242 }
243 printk(KERN_INFO
244 "HFCS: defined at 0x%x IRQ %d HZ %d\n",
245 cs->hw.hfcD.addr,
246 cs->irq, HZ);
247 if (cs->typ == ISDN_CTYPE_TELES3C) {
248 /* Teles 16.3c IO ADR is 0x200 | YY0U (YY Bit 15/14 address) */
249 outb(0x00, cs->hw.hfcD.addr);
250 outb(0x56, cs->hw.hfcD.addr | 1);
251 } else if (cs->typ == ISDN_CTYPE_ACERP10) {
252 /* Acer P10 IO ADR is 0x300 */
253 outb(0x00, cs->hw.hfcD.addr);
254 outb(0x57, cs->hw.hfcD.addr | 1);
255 }
256 set_cs_func(cs);
257 cs->hw.hfcD.timer.function = (void *) hfcs_Timer;
258 cs->hw.hfcD.timer.data = (long) cs;
259 init_timer(&cs->hw.hfcD.timer);
260 cs->cardmsg = &hfcs_card_msg;
261 cs->irq_func = &hfcs_interrupt;
262 return (1);
263}