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cs4236.c
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1 /*
2  * Driver for generic CS4232/CS4235/CS4236/CS4236B/CS4237B/CS4238B/CS4239 chips
3  * Copyright (c) by Jaroslav Kysela <[email protected]>
4  *
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  *
20  */
21 
22 #include <linux/init.h>
23 #include <linux/err.h>
24 #include <linux/isa.h>
25 #include <linux/pnp.h>
26 #include <linux/module.h>
27 #include <sound/core.h>
28 #include <sound/wss.h>
29 #include <sound/mpu401.h>
30 #include <sound/opl3.h>
31 #include <sound/initval.h>
32 
33 MODULE_AUTHOR("Jaroslav Kysela <[email protected]>");
34 MODULE_LICENSE("GPL");
35 MODULE_DESCRIPTION("Cirrus Logic CS4232-9");
36 MODULE_SUPPORTED_DEVICE("{{Turtle Beach,TBS-2000},"
37  "{Turtle Beach,Tropez Plus},"
38  "{SIC CrystalWave 32},"
39  "{Hewlett Packard,Omnibook 5500},"
40  "{TerraTec,Maestro 32/96},"
41  "{Philips,PCA70PS}},"
42  "{{Crystal Semiconductors,CS4235},"
43  "{Crystal Semiconductors,CS4236},"
44  "{Crystal Semiconductors,CS4237},"
45  "{Crystal Semiconductors,CS4238},"
46  "{Crystal Semiconductors,CS4239},"
47  "{Acer,AW37},"
48  "{Acer,AW35/Pro},"
49  "{Crystal,3D},"
50  "{Crystal Computer,TidalWave128},"
51  "{Dell,Optiplex GX1},"
52  "{Dell,Workstation 400 sound},"
53  "{EliteGroup,P5TX-LA sound},"
54  "{Gallant,SC-70P},"
55  "{Gateway,E1000 Onboard CS4236B},"
56  "{Genius,Sound Maker 3DJ},"
57  "{Hewlett Packard,HP6330 sound},"
58  "{IBM,PC 300PL sound},"
59  "{IBM,Aptiva 2137 E24},"
60  "{IBM,IntelliStation M Pro},"
61  "{Intel,Marlin Spike Mobo CS4235},"
62  "{Intel PR440FX Onboard},"
63  "{Guillemot,MaxiSound 16 PnP},"
64  "{NewClear,3D},"
65  "{TerraTec,AudioSystem EWS64L/XL},"
66  "{Typhoon Soundsystem,CS4236B},"
67  "{Turtle Beach,Malibu},"
68  "{Unknown,Digital PC 5000 Onboard}}");
69 
70 MODULE_ALIAS("snd_cs4232");
71 
72 #define IDENT "CS4232+"
73 #define DEV_NAME "cs4232+"
74 
75 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
76 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
77 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
78 #ifdef CONFIG_PNP
79 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
80 #endif
81 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
82 static long cport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
83 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* PnP setup */
84 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
85 static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
86 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */
87 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 9,11,12,15 */
88 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */
89 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */
90 
91 module_param_array(index, int, NULL, 0444);
92 MODULE_PARM_DESC(index, "Index value for " IDENT " soundcard.");
93 module_param_array(id, charp, NULL, 0444);
94 MODULE_PARM_DESC(id, "ID string for " IDENT " soundcard.");
95 module_param_array(enable, bool, NULL, 0444);
96 MODULE_PARM_DESC(enable, "Enable " IDENT " soundcard.");
97 #ifdef CONFIG_PNP
98 module_param_array(isapnp, bool, NULL, 0444);
99 MODULE_PARM_DESC(isapnp, "ISA PnP detection for specified soundcard.");
100 #endif
101 module_param_array(port, long, NULL, 0444);
102 MODULE_PARM_DESC(port, "Port # for " IDENT " driver.");
103 module_param_array(cport, long, NULL, 0444);
104 MODULE_PARM_DESC(cport, "Control port # for " IDENT " driver.");
105 module_param_array(mpu_port, long, NULL, 0444);
106 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " IDENT " driver.");
107 module_param_array(fm_port, long, NULL, 0444);
108 MODULE_PARM_DESC(fm_port, "FM port # for " IDENT " driver.");
109 module_param_array(sb_port, long, NULL, 0444);
110 MODULE_PARM_DESC(sb_port, "SB port # for " IDENT " driver (optional).");
111 module_param_array(irq, int, NULL, 0444);
112 MODULE_PARM_DESC(irq, "IRQ # for " IDENT " driver.");
113 module_param_array(mpu_irq, int, NULL, 0444);
114 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " IDENT " driver.");
115 module_param_array(dma1, int, NULL, 0444);
116 MODULE_PARM_DESC(dma1, "DMA1 # for " IDENT " driver.");
117 module_param_array(dma2, int, NULL, 0444);
118 MODULE_PARM_DESC(dma2, "DMA2 # for " IDENT " driver.");
119 
120 #ifdef CONFIG_PNP
121 static int isa_registered;
122 static int pnpc_registered;
123 static int pnp_registered;
124 #endif /* CONFIG_PNP */
125 
126 struct snd_card_cs4236 {
127  struct snd_wss *chip;
128  struct resource *res_sb_port;
129 #ifdef CONFIG_PNP
130  struct pnp_dev *wss;
131  struct pnp_dev *ctrl;
132  struct pnp_dev *mpu;
133 #endif
134 };
135 
136 #ifdef CONFIG_PNP
137 
138 /*
139  * PNP BIOS
140  */
141 static const struct pnp_device_id snd_cs423x_pnpbiosids[] = {
142  { .id = "CSC0100" },
143  { .id = "CSC0000" },
144  /* Guillemot Turtlebeach something appears to be cs4232 compatible
145  * (untested) */
146  { .id = "GIM0100" },
147  { .id = "" }
148 };
149 MODULE_DEVICE_TABLE(pnp, snd_cs423x_pnpbiosids);
150 
151 #define CS423X_ISAPNP_DRIVER "cs4232_isapnp"
152 static struct pnp_card_device_id snd_cs423x_pnpids[] = {
153  /* Philips PCA70PS */
154  { .id = "CSC0d32", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
155  /* TerraTec Maestro 32/96 (CS4232) */
156  { .id = "CSC1a32", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
157  /* HP Omnibook 5500 onboard */
158  { .id = "CSC4232", .devs = { { "CSC0000" }, { "CSC0002" }, { "CSC0003" } } },
159  /* Unnamed CS4236 card (Made in Taiwan) */
160  { .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
161  /* Turtle Beach TBS-2000 (CS4232) */
162  { .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSCb006" } } },
163  /* Turtle Beach Tropez Plus (CS4232) */
164  { .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
165  /* SIC CrystalWave 32 (CS4232) */
166  { .id = "CSCf032", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
167  /* Netfinity 3000 on-board soundcard */
168  { .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC010f" } } },
169  /* Intel Marlin Spike Motherboard - CS4235 */
170  { .id = "CSC0225", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
171  /* Intel Marlin Spike Motherboard (#2) - CS4235 */
172  { .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
173  /* Unknown Intel mainboard - CS4235 */
174  { .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" } } },
175  /* Genius Sound Maker 3DJ - CS4237B */
176  { .id = "CSC0437", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
177  /* Digital PC 5000 Onboard - CS4236B */
178  { .id = "CSC0735", .devs = { { "CSC0000" }, { "CSC0010" } } },
179  /* some unknown CS4236B */
180  { .id = "CSC0b35", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
181  /* Intel PR440FX Onboard sound */
182  { .id = "CSC0b36", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
183  /* CS4235 on mainboard without MPU */
184  { .id = "CSC1425", .devs = { { "CSC0100" }, { "CSC0110" } } },
185  /* Gateway E1000 Onboard CS4236B */
186  { .id = "CSC1335", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
187  /* HP 6330 Onboard sound */
188  { .id = "CSC1525", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
189  /* Crystal Computer TidalWave128 */
190  { .id = "CSC1e37", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
191  /* ACER AW37 - CS4235 */
192  { .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
193  /* build-in soundcard in EliteGroup P5TX-LA motherboard - CS4237B */
194  { .id = "CSC4237", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
195  /* Crystal 3D - CS4237B */
196  { .id = "CSC4336", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
197  /* Typhoon Soundsystem PnP - CS4236B */
198  { .id = "CSC4536", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
199  /* Crystal CX4235-XQ3 EP - CS4235 */
200  { .id = "CSC4625", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
201  /* Crystal Semiconductors CS4237B */
202  { .id = "CSC4637", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
203  /* NewClear 3D - CX4237B-XQ3 */
204  { .id = "CSC4837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
205  /* Dell Optiplex GX1 - CS4236B */
206  { .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
207  /* Dell P410 motherboard - CS4236B */
208  { .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" } } },
209  /* Dell Workstation 400 Onboard - CS4236B */
210  { .id = "CSC6836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
211  /* Turtle Beach Malibu - CS4237B */
212  { .id = "CSC7537", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
213  /* CS4235 - onboard */
214  { .id = "CSC8025", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
215  /* IBM Aptiva 2137 E24 Onboard - CS4237B */
216  { .id = "CSC8037", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
217  /* IBM IntelliStation M Pro motherboard */
218  { .id = "CSCc835", .devs = { { "CSC0000" }, { "CSC0010" } } },
219  /* Guillemot MaxiSound 16 PnP - CS4236B */
220  { .id = "CSC9836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
221  /* Gallant SC-70P */
222  { .id = "CSC9837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
223  /* Techmakers MF-4236PW */
224  { .id = "CSCa736", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
225  /* TerraTec AudioSystem EWS64XL - CS4236B */
226  { .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" }, { "CSCa803" } } },
227  /* TerraTec AudioSystem EWS64XL - CS4236B */
228  { .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" } } },
229  /* ACER AW37/Pro - CS4235 */
230  { .id = "CSCd925", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
231  /* ACER AW35/Pro - CS4237B */
232  { .id = "CSCd937", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
233  /* CS4235 without MPU401 */
234  { .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" } } },
235  /* Unknown SiS530 - CS4235 */
236  { .id = "CSC4825", .devs = { { "CSC0100" }, { "CSC0110" } } },
237  /* IBM IntelliStation M Pro 6898 11U - CS4236B */
238  { .id = "CSCe835", .devs = { { "CSC0000" }, { "CSC0010" } } },
239  /* IBM PC 300PL Onboard - CS4236B */
240  { .id = "CSCe836", .devs = { { "CSC0000" }, { "CSC0010" } } },
241  /* Some noname CS4236 based card */
242  { .id = "CSCe936", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
243  /* CS4236B */
244  { .id = "CSCf235", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
245  /* CS4236B */
246  { .id = "CSCf238", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
247  /* --- */
248  { .id = "" } /* end */
249 };
250 
251 MODULE_DEVICE_TABLE(pnp_card, snd_cs423x_pnpids);
252 
253 /* WSS initialization */
254 static int __devinit snd_cs423x_pnp_init_wss(int dev, struct pnp_dev *pdev)
255 {
256  if (pnp_activate_dev(pdev) < 0) {
257  printk(KERN_ERR IDENT " WSS PnP configure failed for WSS (out of resources?)\n");
258  return -EBUSY;
259  }
260  port[dev] = pnp_port_start(pdev, 0);
261  if (fm_port[dev] > 0)
262  fm_port[dev] = pnp_port_start(pdev, 1);
263  sb_port[dev] = pnp_port_start(pdev, 2);
264  irq[dev] = pnp_irq(pdev, 0);
265  dma1[dev] = pnp_dma(pdev, 0);
266  dma2[dev] = pnp_dma(pdev, 1) == 4 ? -1 : (int)pnp_dma(pdev, 1);
267  snd_printdd("isapnp WSS: wss port=0x%lx, fm port=0x%lx, sb port=0x%lx\n",
268  port[dev], fm_port[dev], sb_port[dev]);
269  snd_printdd("isapnp WSS: irq=%i, dma1=%i, dma2=%i\n",
270  irq[dev], dma1[dev], dma2[dev]);
271  return 0;
272 }
273 
274 /* CTRL initialization */
275 static int __devinit snd_cs423x_pnp_init_ctrl(int dev, struct pnp_dev *pdev)
276 {
277  if (pnp_activate_dev(pdev) < 0) {
278  printk(KERN_ERR IDENT " CTRL PnP configure failed for WSS (out of resources?)\n");
279  return -EBUSY;
280  }
281  cport[dev] = pnp_port_start(pdev, 0);
282  snd_printdd("isapnp CTRL: control port=0x%lx\n", cport[dev]);
283  return 0;
284 }
285 
286 /* MPU initialization */
287 static int __devinit snd_cs423x_pnp_init_mpu(int dev, struct pnp_dev *pdev)
288 {
289  if (pnp_activate_dev(pdev) < 0) {
290  printk(KERN_ERR IDENT " MPU401 PnP configure failed for WSS (out of resources?)\n");
291  mpu_port[dev] = SNDRV_AUTO_PORT;
292  mpu_irq[dev] = SNDRV_AUTO_IRQ;
293  } else {
294  mpu_port[dev] = pnp_port_start(pdev, 0);
295  if (mpu_irq[dev] >= 0 &&
296  pnp_irq_valid(pdev, 0) && pnp_irq(pdev, 0) >= 0) {
297  mpu_irq[dev] = pnp_irq(pdev, 0);
298  } else {
299  mpu_irq[dev] = -1; /* disable interrupt */
300  }
301  }
302  snd_printdd("isapnp MPU: port=0x%lx, irq=%i\n", mpu_port[dev], mpu_irq[dev]);
303  return 0;
304 }
305 
306 static int __devinit snd_card_cs423x_pnp(int dev, struct snd_card_cs4236 *acard,
307  struct pnp_dev *pdev,
308  struct pnp_dev *cdev)
309 {
310  acard->wss = pdev;
311  if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
312  return -EBUSY;
313  if (cdev)
314  cport[dev] = pnp_port_start(cdev, 0);
315  else
316  cport[dev] = -1;
317  return 0;
318 }
319 
320 static int __devinit snd_card_cs423x_pnpc(int dev, struct snd_card_cs4236 *acard,
321  struct pnp_card_link *card,
322  const struct pnp_card_device_id *id)
323 {
324  acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL);
325  if (acard->wss == NULL)
326  return -EBUSY;
327  acard->ctrl = pnp_request_card_device(card, id->devs[1].id, NULL);
328  if (acard->ctrl == NULL)
329  return -EBUSY;
330  if (id->devs[2].id[0]) {
331  acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
332  if (acard->mpu == NULL)
333  return -EBUSY;
334  }
335 
336  /* WSS initialization */
337  if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
338  return -EBUSY;
339 
340  /* CTRL initialization */
341  if (acard->ctrl && cport[dev] > 0) {
342  if (snd_cs423x_pnp_init_ctrl(dev, acard->ctrl) < 0)
343  return -EBUSY;
344  }
345  /* MPU initialization */
346  if (acard->mpu && mpu_port[dev] > 0) {
347  if (snd_cs423x_pnp_init_mpu(dev, acard->mpu) < 0)
348  return -EBUSY;
349  }
350  return 0;
351 }
352 #endif /* CONFIG_PNP */
353 
354 #ifdef CONFIG_PNP
355 #define is_isapnp_selected(dev) isapnp[dev]
356 #else
357 #define is_isapnp_selected(dev) 0
358 #endif
359 
360 static void snd_card_cs4236_free(struct snd_card *card)
361 {
362  struct snd_card_cs4236 *acard = card->private_data;
363 
364  release_and_free_resource(acard->res_sb_port);
365 }
366 
367 static int snd_cs423x_card_new(int dev, struct snd_card **cardp)
368 {
369  struct snd_card *card;
370  int err;
371 
372  err = snd_card_create(index[dev], id[dev], THIS_MODULE,
373  sizeof(struct snd_card_cs4236), &card);
374  if (err < 0)
375  return err;
376  card->private_free = snd_card_cs4236_free;
377  *cardp = card;
378  return 0;
379 }
380 
381 static int __devinit snd_cs423x_probe(struct snd_card *card, int dev)
382 {
383  struct snd_card_cs4236 *acard;
384  struct snd_pcm *pcm;
385  struct snd_wss *chip;
386  struct snd_opl3 *opl3;
387  int err;
388 
389  acard = card->private_data;
390  if (sb_port[dev] > 0 && sb_port[dev] != SNDRV_AUTO_PORT)
391  if ((acard->res_sb_port = request_region(sb_port[dev], 16, IDENT " SB")) == NULL) {
392  printk(KERN_ERR IDENT ": unable to register SB port at 0x%lx\n", sb_port[dev]);
393  return -EBUSY;
394  }
395 
396  err = snd_cs4236_create(card, port[dev], cport[dev],
397  irq[dev],
398  dma1[dev], dma2[dev],
399  WSS_HW_DETECT3, 0, &chip);
400  if (err < 0)
401  return err;
402 
403  acard->chip = chip;
404  if (chip->hardware & WSS_HW_CS4236B_MASK) {
405 
406  err = snd_cs4236_pcm(chip, 0, &pcm);
407  if (err < 0)
408  return err;
409 
410  err = snd_cs4236_mixer(chip);
411  if (err < 0)
412  return err;
413  } else {
414  err = snd_wss_pcm(chip, 0, &pcm);
415  if (err < 0)
416  return err;
417 
418  err = snd_wss_mixer(chip);
419  if (err < 0)
420  return err;
421  }
422  strcpy(card->driver, pcm->name);
423  strcpy(card->shortname, pcm->name);
424  sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i",
425  pcm->name,
426  chip->port,
427  irq[dev],
428  dma1[dev]);
429  if (dma2[dev] >= 0)
430  sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]);
431 
432  err = snd_wss_timer(chip, 0, NULL);
433  if (err < 0)
434  return err;
435 
436  if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
437  if (snd_opl3_create(card,
438  fm_port[dev], fm_port[dev] + 2,
439  OPL3_HW_OPL3_CS, 0, &opl3) < 0) {
440  printk(KERN_WARNING IDENT ": OPL3 not detected\n");
441  } else {
442  if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
443  return err;
444  }
445  }
446 
447  if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
448  if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
449  mpu_irq[dev] = -1;
450  if (snd_mpu401_uart_new(card, 0, MPU401_HW_CS4232,
451  mpu_port[dev], 0,
452  mpu_irq[dev], NULL) < 0)
453  printk(KERN_WARNING IDENT ": MPU401 not detected\n");
454  }
455 
456  return snd_card_register(card);
457 }
458 
459 static int __devinit snd_cs423x_isa_match(struct device *pdev,
460  unsigned int dev)
461 {
462  if (!enable[dev] || is_isapnp_selected(dev))
463  return 0;
464 
465  if (port[dev] == SNDRV_AUTO_PORT) {
466  dev_err(pdev, "please specify port\n");
467  return 0;
468  }
469  if (cport[dev] == SNDRV_AUTO_PORT) {
470  dev_err(pdev, "please specify cport\n");
471  return 0;
472  }
473  if (irq[dev] == SNDRV_AUTO_IRQ) {
474  dev_err(pdev, "please specify irq\n");
475  return 0;
476  }
477  if (dma1[dev] == SNDRV_AUTO_DMA) {
478  dev_err(pdev, "please specify dma1\n");
479  return 0;
480  }
481  return 1;
482 }
483 
484 static int __devinit snd_cs423x_isa_probe(struct device *pdev,
485  unsigned int dev)
486 {
487  struct snd_card *card;
488  int err;
489 
490  err = snd_cs423x_card_new(dev, &card);
491  if (err < 0)
492  return err;
493  snd_card_set_dev(card, pdev);
494  if ((err = snd_cs423x_probe(card, dev)) < 0) {
495  snd_card_free(card);
496  return err;
497  }
498 
499  dev_set_drvdata(pdev, card);
500  return 0;
501 }
502 
503 static int __devexit snd_cs423x_isa_remove(struct device *pdev,
504  unsigned int dev)
505 {
506  snd_card_free(dev_get_drvdata(pdev));
507  dev_set_drvdata(pdev, NULL);
508  return 0;
509 }
510 
511 #ifdef CONFIG_PM
512 static int snd_cs423x_suspend(struct snd_card *card)
513 {
514  struct snd_card_cs4236 *acard = card->private_data;
515  snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
516  acard->chip->suspend(acard->chip);
517  return 0;
518 }
519 
520 static int snd_cs423x_resume(struct snd_card *card)
521 {
522  struct snd_card_cs4236 *acard = card->private_data;
523  acard->chip->resume(acard->chip);
524  snd_power_change_state(card, SNDRV_CTL_POWER_D0);
525  return 0;
526 }
527 
528 static int snd_cs423x_isa_suspend(struct device *dev, unsigned int n,
529  pm_message_t state)
530 {
531  return snd_cs423x_suspend(dev_get_drvdata(dev));
532 }
533 
534 static int snd_cs423x_isa_resume(struct device *dev, unsigned int n)
535 {
536  return snd_cs423x_resume(dev_get_drvdata(dev));
537 }
538 #endif
539 
540 static struct isa_driver cs423x_isa_driver = {
541  .match = snd_cs423x_isa_match,
542  .probe = snd_cs423x_isa_probe,
543  .remove = __devexit_p(snd_cs423x_isa_remove),
544 #ifdef CONFIG_PM
545  .suspend = snd_cs423x_isa_suspend,
546  .resume = snd_cs423x_isa_resume,
547 #endif
548  .driver = {
549  .name = DEV_NAME
550  },
551 };
552 
553 
554 #ifdef CONFIG_PNP
555 static int __devinit snd_cs423x_pnpbios_detect(struct pnp_dev *pdev,
556  const struct pnp_device_id *id)
557 {
558  static int dev;
559  int err;
560  struct snd_card *card;
561  struct pnp_dev *cdev;
562  char cid[PNP_ID_LEN];
563 
564  if (pnp_device_is_isapnp(pdev))
565  return -ENOENT; /* we have another procedure - card */
566  for (; dev < SNDRV_CARDS; dev++) {
567  if (enable[dev] && isapnp[dev])
568  break;
569  }
570  if (dev >= SNDRV_CARDS)
571  return -ENODEV;
572 
573  /* prepare second id */
574  strcpy(cid, pdev->id[0].id);
575  cid[5] = '1';
576  cdev = NULL;
577  list_for_each_entry(cdev, &(pdev->protocol->devices), protocol_list) {
578  if (!strcmp(cdev->id[0].id, cid))
579  break;
580  }
581  err = snd_cs423x_card_new(dev, &card);
582  if (err < 0)
583  return err;
584  err = snd_card_cs423x_pnp(dev, card->private_data, pdev, cdev);
585  if (err < 0) {
586  printk(KERN_ERR "PnP BIOS detection failed for " IDENT "\n");
587  snd_card_free(card);
588  return err;
589  }
590  snd_card_set_dev(card, &pdev->dev);
591  if ((err = snd_cs423x_probe(card, dev)) < 0) {
592  snd_card_free(card);
593  return err;
594  }
595  pnp_set_drvdata(pdev, card);
596  dev++;
597  return 0;
598 }
599 
600 static void __devexit snd_cs423x_pnp_remove(struct pnp_dev *pdev)
601 {
602  snd_card_free(pnp_get_drvdata(pdev));
603  pnp_set_drvdata(pdev, NULL);
604 }
605 
606 #ifdef CONFIG_PM
607 static int snd_cs423x_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
608 {
609  return snd_cs423x_suspend(pnp_get_drvdata(pdev));
610 }
611 
612 static int snd_cs423x_pnp_resume(struct pnp_dev *pdev)
613 {
614  return snd_cs423x_resume(pnp_get_drvdata(pdev));
615 }
616 #endif
617 
618 static struct pnp_driver cs423x_pnp_driver = {
619  .name = "cs423x-pnpbios",
620  .id_table = snd_cs423x_pnpbiosids,
621  .probe = snd_cs423x_pnpbios_detect,
622  .remove = __devexit_p(snd_cs423x_pnp_remove),
623 #ifdef CONFIG_PM
624  .suspend = snd_cs423x_pnp_suspend,
625  .resume = snd_cs423x_pnp_resume,
626 #endif
627 };
628 
629 static int __devinit snd_cs423x_pnpc_detect(struct pnp_card_link *pcard,
630  const struct pnp_card_device_id *pid)
631 {
632  static int dev;
633  struct snd_card *card;
634  int res;
635 
636  for ( ; dev < SNDRV_CARDS; dev++) {
637  if (enable[dev] && isapnp[dev])
638  break;
639  }
640  if (dev >= SNDRV_CARDS)
641  return -ENODEV;
642 
643  res = snd_cs423x_card_new(dev, &card);
644  if (res < 0)
645  return res;
646  if ((res = snd_card_cs423x_pnpc(dev, card->private_data, pcard, pid)) < 0) {
647  printk(KERN_ERR "isapnp detection failed and probing for " IDENT
648  " is not supported\n");
649  snd_card_free(card);
650  return res;
651  }
652  snd_card_set_dev(card, &pcard->card->dev);
653  if ((res = snd_cs423x_probe(card, dev)) < 0) {
654  snd_card_free(card);
655  return res;
656  }
657  pnp_set_card_drvdata(pcard, card);
658  dev++;
659  return 0;
660 }
661 
662 static void __devexit snd_cs423x_pnpc_remove(struct pnp_card_link * pcard)
663 {
664  snd_card_free(pnp_get_card_drvdata(pcard));
665  pnp_set_card_drvdata(pcard, NULL);
666 }
667 
668 #ifdef CONFIG_PM
669 static int snd_cs423x_pnpc_suspend(struct pnp_card_link *pcard, pm_message_t state)
670 {
671  return snd_cs423x_suspend(pnp_get_card_drvdata(pcard));
672 }
673 
674 static int snd_cs423x_pnpc_resume(struct pnp_card_link *pcard)
675 {
676  return snd_cs423x_resume(pnp_get_card_drvdata(pcard));
677 }
678 #endif
679 
680 static struct pnp_card_driver cs423x_pnpc_driver = {
681  .flags = PNP_DRIVER_RES_DISABLE,
682  .name = CS423X_ISAPNP_DRIVER,
683  .id_table = snd_cs423x_pnpids,
684  .probe = snd_cs423x_pnpc_detect,
685  .remove = __devexit_p(snd_cs423x_pnpc_remove),
686 #ifdef CONFIG_PM
687  .suspend = snd_cs423x_pnpc_suspend,
688  .resume = snd_cs423x_pnpc_resume,
689 #endif
690 };
691 #endif /* CONFIG_PNP */
692 
693 static int __init alsa_card_cs423x_init(void)
694 {
695  int err;
696 
697  err = isa_register_driver(&cs423x_isa_driver, SNDRV_CARDS);
698 #ifdef CONFIG_PNP
699  if (!err)
700  isa_registered = 1;
701  err = pnp_register_driver(&cs423x_pnp_driver);
702  if (!err)
703  pnp_registered = 1;
704  err = pnp_register_card_driver(&cs423x_pnpc_driver);
705  if (!err)
706  pnpc_registered = 1;
707  if (pnp_registered)
708  err = 0;
709  if (isa_registered)
710  err = 0;
711 #endif
712  return err;
713 }
714 
715 static void __exit alsa_card_cs423x_exit(void)
716 {
717 #ifdef CONFIG_PNP
718  if (pnpc_registered)
719  pnp_unregister_card_driver(&cs423x_pnpc_driver);
720  if (pnp_registered)
721  pnp_unregister_driver(&cs423x_pnp_driver);
722  if (isa_registered)
723 #endif
724  isa_unregister_driver(&cs423x_isa_driver);
725 }
726 
727 module_init(alsa_card_cs423x_init)
728 module_exit(alsa_card_cs423x_exit)
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