ALSA: cs4232: fix crash during chip PNP detection
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / sound / isa / cs423x / cs4236.c
blob4d4b8ddc26bac1711e51b772212497cdfe0f2ddf
1 /*
2 * Driver for generic CS4232/CS4235/CS4236/CS4236B/CS4237B/CS4238B/CS4239 chips
3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
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.
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.
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
22 #include <linux/init.h>
23 #include <linux/err.h>
24 #include <linux/isa.h>
25 #include <linux/slab.h>
26 #include <linux/pnp.h>
27 #include <linux/moduleparam.h>
28 #include <sound/core.h>
29 #include <sound/cs4231.h>
30 #include <sound/mpu401.h>
31 #include <sound/opl3.h>
32 #include <sound/initval.h>
34 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
35 MODULE_LICENSE("GPL");
36 #ifdef CS4232
37 MODULE_DESCRIPTION("Cirrus Logic CS4232");
38 MODULE_SUPPORTED_DEVICE("{{Turtle Beach,TBS-2000},"
39 "{Turtle Beach,Tropez Plus},"
40 "{SIC CrystalWave 32},"
41 "{Hewlett Packard,Omnibook 5500},"
42 "{TerraTec,Maestro 32/96},"
43 "{Philips,PCA70PS}}");
44 #else
45 MODULE_DESCRIPTION("Cirrus Logic CS4235-9");
46 MODULE_SUPPORTED_DEVICE("{{Crystal Semiconductors,CS4235},"
47 "{Crystal Semiconductors,CS4236},"
48 "{Crystal Semiconductors,CS4237},"
49 "{Crystal Semiconductors,CS4238},"
50 "{Crystal Semiconductors,CS4239},"
51 "{Acer,AW37},"
52 "{Acer,AW35/Pro},"
53 "{Crystal,3D},"
54 "{Crystal Computer,TidalWave128},"
55 "{Dell,Optiplex GX1},"
56 "{Dell,Workstation 400 sound},"
57 "{EliteGroup,P5TX-LA sound},"
58 "{Gallant,SC-70P},"
59 "{Gateway,E1000 Onboard CS4236B},"
60 "{Genius,Sound Maker 3DJ},"
61 "{Hewlett Packard,HP6330 sound},"
62 "{IBM,PC 300PL sound},"
63 "{IBM,Aptiva 2137 E24},"
64 "{IBM,IntelliStation M Pro},"
65 "{Intel,Marlin Spike Mobo CS4235},"
66 "{Intel PR440FX Onboard},"
67 "{Guillemot,MaxiSound 16 PnP},"
68 "{NewClear,3D},"
69 "{TerraTec,AudioSystem EWS64L/XL},"
70 "{Typhoon Soundsystem,CS4236B},"
71 "{Turtle Beach,Malibu},"
72 "{Unknown,Digital PC 5000 Onboard}}");
73 #endif
75 #ifdef CS4232
76 #define IDENT "CS4232"
77 #define DEV_NAME "cs4232"
78 #else
79 #define IDENT "CS4236+"
80 #define DEV_NAME "cs4236"
81 #endif
83 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
84 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
85 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
86 #ifdef CONFIG_PNP
87 static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
88 #endif
89 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
90 static long cport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
91 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* PnP setup */
92 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
93 static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
94 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */
95 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 9,11,12,15 */
96 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */
97 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */
99 module_param_array(index, int, NULL, 0444);
100 MODULE_PARM_DESC(index, "Index value for " IDENT " soundcard.");
101 module_param_array(id, charp, NULL, 0444);
102 MODULE_PARM_DESC(id, "ID string for " IDENT " soundcard.");
103 module_param_array(enable, bool, NULL, 0444);
104 MODULE_PARM_DESC(enable, "Enable " IDENT " soundcard.");
105 #ifdef CONFIG_PNP
106 module_param_array(isapnp, bool, NULL, 0444);
107 MODULE_PARM_DESC(isapnp, "ISA PnP detection for specified soundcard.");
108 #endif
109 module_param_array(port, long, NULL, 0444);
110 MODULE_PARM_DESC(port, "Port # for " IDENT " driver.");
111 module_param_array(cport, long, NULL, 0444);
112 MODULE_PARM_DESC(cport, "Control port # for " IDENT " driver.");
113 module_param_array(mpu_port, long, NULL, 0444);
114 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " IDENT " driver.");
115 module_param_array(fm_port, long, NULL, 0444);
116 MODULE_PARM_DESC(fm_port, "FM port # for " IDENT " driver.");
117 module_param_array(sb_port, long, NULL, 0444);
118 MODULE_PARM_DESC(sb_port, "SB port # for " IDENT " driver (optional).");
119 module_param_array(irq, int, NULL, 0444);
120 MODULE_PARM_DESC(irq, "IRQ # for " IDENT " driver.");
121 module_param_array(mpu_irq, int, NULL, 0444);
122 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " IDENT " driver.");
123 module_param_array(dma1, int, NULL, 0444);
124 MODULE_PARM_DESC(dma1, "DMA1 # for " IDENT " driver.");
125 module_param_array(dma2, int, NULL, 0444);
126 MODULE_PARM_DESC(dma2, "DMA2 # for " IDENT " driver.");
128 #ifdef CONFIG_PNP
129 static int isa_registered;
130 static int pnpc_registered;
131 #ifdef CS4232
132 static int pnp_registered;
133 #endif
134 #endif /* CONFIG_PNP */
136 struct snd_card_cs4236 {
137 struct snd_cs4231 *chip;
138 struct resource *res_sb_port;
139 #ifdef CONFIG_PNP
140 struct pnp_dev *wss;
141 struct pnp_dev *ctrl;
142 struct pnp_dev *mpu;
143 #endif
146 #ifdef CONFIG_PNP
148 #ifdef CS4232
150 * PNP BIOS
152 static const struct pnp_device_id snd_cs4232_pnpbiosids[] = {
153 { .id = "CSC0100" },
154 { .id = "CSC0000" },
155 /* Guillemot Turtlebeach something appears to be cs4232 compatible
156 * (untested) */
157 { .id = "GIM0100" },
158 { .id = "" }
160 MODULE_DEVICE_TABLE(pnp, snd_cs4232_pnpbiosids);
161 #endif /* CS4232 */
163 #ifdef CS4232
164 #define CS423X_ISAPNP_DRIVER "cs4232_isapnp"
165 static struct pnp_card_device_id snd_cs423x_pnpids[] = {
166 /* Philips PCA70PS */
167 { .id = "CSC0d32", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
168 /* TerraTec Maestro 32/96 (CS4232) */
169 { .id = "CSC1a32", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
170 /* HP Omnibook 5500 onboard */
171 { .id = "CSC4232", .devs = { { "CSC0000" }, { "CSC0002" }, { "CSC0003" } } },
172 /* Unnamed CS4236 card (Made in Taiwan) */
173 { .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
174 /* Turtle Beach TBS-2000 (CS4232) */
175 { .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSCb006" } } },
176 /* Turtle Beach Tropez Plus (CS4232) */
177 { .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
178 /* SIC CrystalWave 32 (CS4232) */
179 { .id = "CSCf032", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
180 /* Netfinity 3000 on-board soundcard */
181 { .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC010f" } } },
182 /* --- */
183 { .id = "" } /* end */
185 #else /* CS4236 */
186 #define CS423X_ISAPNP_DRIVER "cs4236_isapnp"
187 static struct pnp_card_device_id snd_cs423x_pnpids[] = {
188 /* Intel Marlin Spike Motherboard - CS4235 */
189 { .id = "CSC0225", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
190 /* Intel Marlin Spike Motherboard (#2) - CS4235 */
191 { .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
192 /* Unknown Intel mainboard - CS4235 */
193 { .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" } } },
194 /* Genius Sound Maker 3DJ - CS4237B */
195 { .id = "CSC0437", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
196 /* Digital PC 5000 Onboard - CS4236B */
197 { .id = "CSC0735", .devs = { { "CSC0000" }, { "CSC0010" } } },
198 /* some uknown CS4236B */
199 { .id = "CSC0b35", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
200 /* Intel PR440FX Onboard sound */
201 { .id = "CSC0b36", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
202 /* CS4235 on mainboard without MPU */
203 { .id = "CSC1425", .devs = { { "CSC0100" }, { "CSC0110" } } },
204 /* Gateway E1000 Onboard CS4236B */
205 { .id = "CSC1335", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
206 /* HP 6330 Onboard sound */
207 { .id = "CSC1525", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
208 /* Crystal Computer TidalWave128 */
209 { .id = "CSC1e37", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
210 /* ACER AW37 - CS4235 */
211 { .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
212 /* build-in soundcard in EliteGroup P5TX-LA motherboard - CS4237B */
213 { .id = "CSC4237", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
214 /* Crystal 3D - CS4237B */
215 { .id = "CSC4336", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
216 /* Typhoon Soundsystem PnP - CS4236B */
217 { .id = "CSC4536", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
218 /* Crystal CX4235-XQ3 EP - CS4235 */
219 { .id = "CSC4625", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
220 /* Crystal Semiconductors CS4237B */
221 { .id = "CSC4637", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
222 /* NewClear 3D - CX4237B-XQ3 */
223 { .id = "CSC4837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
224 /* Dell Optiplex GX1 - CS4236B */
225 { .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
226 /* Dell P410 motherboard - CS4236B */
227 { .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" } } },
228 /* Dell Workstation 400 Onboard - CS4236B */
229 { .id = "CSC6836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
230 /* Turtle Beach Malibu - CS4237B */
231 { .id = "CSC7537", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
232 /* CS4235 - onboard */
233 { .id = "CSC8025", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
234 /* IBM Aptiva 2137 E24 Onboard - CS4237B */
235 { .id = "CSC8037", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
236 /* IBM IntelliStation M Pro motherboard */
237 { .id = "CSCc835", .devs = { { "CSC0000" }, { "CSC0010" } } },
238 /* Guillemot MaxiSound 16 PnP - CS4236B */
239 { .id = "CSC9836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
240 /* Gallant SC-70P */
241 { .id = "CSC9837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
242 /* TerraTec AudioSystem EWS64XL - CS4236B */
243 { .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" }, { "CSCa803" } } },
244 /* TerraTec AudioSystem EWS64XL - CS4236B */
245 { .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" } } },
246 /* ACER AW37/Pro - CS4235 */
247 { .id = "CSCd925", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
248 /* ACER AW35/Pro - CS4237B */
249 { .id = "CSCd937", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
250 /* CS4235 without MPU401 */
251 { .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" } } },
252 /* Unknown SiS530 - CS4235 */
253 { .id = "CSC4825", .devs = { { "CSC0100" }, { "CSC0110" } } },
254 /* IBM IntelliStation M Pro 6898 11U - CS4236B */
255 { .id = "CSCe835", .devs = { { "CSC0000" }, { "CSC0010" } } },
256 /* IBM PC 300PL Onboard - CS4236B */
257 { .id = "CSCe836", .devs = { { "CSC0000" }, { "CSC0010" } } },
258 /* Some noname CS4236 based card */
259 { .id = "CSCe936", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
260 /* CS4236B */
261 { .id = "CSCf235", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
262 /* CS4236B */
263 { .id = "CSCf238", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
264 /* --- */
265 { .id = "" } /* end */
267 #endif
269 MODULE_DEVICE_TABLE(pnp_card, snd_cs423x_pnpids);
271 /* WSS initialization */
272 static int __devinit snd_cs423x_pnp_init_wss(int dev, struct pnp_dev *pdev)
274 if (pnp_activate_dev(pdev) < 0) {
275 printk(KERN_ERR IDENT " WSS PnP configure failed for WSS (out of resources?)\n");
276 return -EBUSY;
278 port[dev] = pnp_port_start(pdev, 0);
279 if (fm_port[dev] > 0)
280 fm_port[dev] = pnp_port_start(pdev, 1);
281 sb_port[dev] = pnp_port_start(pdev, 2);
282 irq[dev] = pnp_irq(pdev, 0);
283 dma1[dev] = pnp_dma(pdev, 0);
284 dma2[dev] = pnp_dma(pdev, 1) == 4 ? -1 : (int)pnp_dma(pdev, 1);
285 snd_printdd("isapnp WSS: wss port=0x%lx, fm port=0x%lx, sb port=0x%lx\n",
286 port[dev], fm_port[dev], sb_port[dev]);
287 snd_printdd("isapnp WSS: irq=%i, dma1=%i, dma2=%i\n",
288 irq[dev], dma1[dev], dma2[dev]);
289 return 0;
292 /* CTRL initialization */
293 static int __devinit snd_cs423x_pnp_init_ctrl(int dev, struct pnp_dev *pdev)
295 if (pnp_activate_dev(pdev) < 0) {
296 printk(KERN_ERR IDENT " CTRL PnP configure failed for WSS (out of resources?)\n");
297 return -EBUSY;
299 cport[dev] = pnp_port_start(pdev, 0);
300 snd_printdd("isapnp CTRL: control port=0x%lx\n", cport[dev]);
301 return 0;
304 /* MPU initialization */
305 static int __devinit snd_cs423x_pnp_init_mpu(int dev, struct pnp_dev *pdev)
307 if (pnp_activate_dev(pdev) < 0) {
308 printk(KERN_ERR IDENT " MPU401 PnP configure failed for WSS (out of resources?)\n");
309 mpu_port[dev] = SNDRV_AUTO_PORT;
310 mpu_irq[dev] = SNDRV_AUTO_IRQ;
311 } else {
312 mpu_port[dev] = pnp_port_start(pdev, 0);
313 if (mpu_irq[dev] >= 0 &&
314 pnp_irq_valid(pdev, 0) && pnp_irq(pdev, 0) >= 0) {
315 mpu_irq[dev] = pnp_irq(pdev, 0);
316 } else {
317 mpu_irq[dev] = -1; /* disable interrupt */
320 snd_printdd("isapnp MPU: port=0x%lx, irq=%i\n", mpu_port[dev], mpu_irq[dev]);
321 return 0;
324 #ifdef CS4232
325 static int __devinit snd_card_cs4232_pnp(int dev, struct snd_card_cs4236 *acard,
326 struct pnp_dev *pdev)
328 acard->wss = pdev;
329 if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
330 return -EBUSY;
331 cport[dev] = -1;
332 return 0;
334 #endif
336 static int __devinit snd_card_cs423x_pnpc(int dev, struct snd_card_cs4236 *acard,
337 struct pnp_card_link *card,
338 const struct pnp_card_device_id *id)
340 acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL);
341 if (acard->wss == NULL)
342 return -EBUSY;
343 acard->ctrl = pnp_request_card_device(card, id->devs[1].id, NULL);
344 if (acard->ctrl == NULL)
345 return -EBUSY;
346 if (id->devs[2].id[0]) {
347 acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
348 if (acard->mpu == NULL)
349 return -EBUSY;
352 /* WSS initialization */
353 if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
354 return -EBUSY;
356 /* CTRL initialization */
357 if (acard->ctrl && cport[dev] > 0) {
358 if (snd_cs423x_pnp_init_ctrl(dev, acard->ctrl) < 0)
359 return -EBUSY;
361 /* MPU initialization */
362 if (acard->mpu && mpu_port[dev] > 0) {
363 if (snd_cs423x_pnp_init_mpu(dev, acard->mpu) < 0)
364 return -EBUSY;
366 return 0;
368 #endif /* CONFIG_PNP */
370 #ifdef CONFIG_PNP
371 #define is_isapnp_selected(dev) isapnp[dev]
372 #else
373 #define is_isapnp_selected(dev) 0
374 #endif
376 static void snd_card_cs4236_free(struct snd_card *card)
378 struct snd_card_cs4236 *acard = card->private_data;
380 release_and_free_resource(acard->res_sb_port);
383 static struct snd_card *snd_cs423x_card_new(int dev)
385 struct snd_card *card;
387 card = snd_card_new(index[dev], id[dev], THIS_MODULE,
388 sizeof(struct snd_card_cs4236));
389 if (card == NULL)
390 return NULL;
391 card->private_free = snd_card_cs4236_free;
392 return card;
395 static int __devinit snd_cs423x_probe(struct snd_card *card, int dev)
397 struct snd_card_cs4236 *acard;
398 struct snd_pcm *pcm;
399 struct snd_cs4231 *chip;
400 struct snd_opl3 *opl3;
401 int err;
403 acard = card->private_data;
404 if (sb_port[dev] > 0 && sb_port[dev] != SNDRV_AUTO_PORT)
405 if ((acard->res_sb_port = request_region(sb_port[dev], 16, IDENT " SB")) == NULL) {
406 printk(KERN_ERR IDENT ": unable to register SB port at 0x%lx\n", sb_port[dev]);
407 return -EBUSY;
410 #ifdef CS4232
411 if ((err = snd_cs4231_create(card,
412 port[dev],
413 cport[dev],
414 irq[dev],
415 dma1[dev],
416 dma2[dev],
417 CS4231_HW_DETECT,
419 &chip)) < 0)
420 return err;
421 acard->chip = chip;
423 if ((err = snd_cs4231_pcm(chip, 0, &pcm)) < 0)
424 return err;
426 if ((err = snd_cs4231_mixer(chip)) < 0)
427 return err;
429 #else /* CS4236 */
430 if ((err = snd_cs4236_create(card,
431 port[dev],
432 cport[dev],
433 irq[dev],
434 dma1[dev],
435 dma2[dev],
436 CS4231_HW_DETECT,
438 &chip)) < 0)
439 return err;
440 acard->chip = chip;
442 if ((err = snd_cs4236_pcm(chip, 0, &pcm)) < 0)
443 return err;
445 if ((err = snd_cs4236_mixer(chip)) < 0)
446 return err;
447 #endif
448 strcpy(card->driver, pcm->name);
449 strcpy(card->shortname, pcm->name);
450 sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i",
451 pcm->name,
452 chip->port,
453 irq[dev],
454 dma1[dev]);
455 if (dma2[dev] >= 0)
456 sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]);
458 if ((err = snd_cs4231_timer(chip, 0, NULL)) < 0)
459 return err;
461 if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
462 if (snd_opl3_create(card,
463 fm_port[dev], fm_port[dev] + 2,
464 OPL3_HW_OPL3_CS, 0, &opl3) < 0) {
465 printk(KERN_WARNING IDENT ": OPL3 not detected\n");
466 } else {
467 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
468 return err;
472 if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
473 if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
474 mpu_irq[dev] = -1;
475 if (snd_mpu401_uart_new(card, 0, MPU401_HW_CS4232,
476 mpu_port[dev], 0,
477 mpu_irq[dev],
478 mpu_irq[dev] >= 0 ? IRQF_DISABLED : 0, NULL) < 0)
479 printk(KERN_WARNING IDENT ": MPU401 not detected\n");
482 return snd_card_register(card);
485 static int __devinit snd_cs423x_isa_match(struct device *pdev,
486 unsigned int dev)
488 if (!enable[dev] || is_isapnp_selected(dev))
489 return 0;
491 if (port[dev] == SNDRV_AUTO_PORT) {
492 snd_printk(KERN_ERR "%s: please specify port\n", pdev->bus_id);
493 return 0;
495 if (cport[dev] == SNDRV_AUTO_PORT) {
496 snd_printk(KERN_ERR "%s: please specify cport\n", pdev->bus_id);
497 return 0;
499 if (irq[dev] == SNDRV_AUTO_IRQ) {
500 snd_printk(KERN_ERR "%s: please specify irq\n", pdev->bus_id);
501 return 0;
503 if (dma1[dev] == SNDRV_AUTO_DMA) {
504 snd_printk(KERN_ERR "%s: please specify dma1\n", pdev->bus_id);
505 return 0;
507 return 1;
510 static int __devinit snd_cs423x_isa_probe(struct device *pdev,
511 unsigned int dev)
513 struct snd_card *card;
514 int err;
516 card = snd_cs423x_card_new(dev);
517 if (! card)
518 return -ENOMEM;
519 snd_card_set_dev(card, pdev);
520 if ((err = snd_cs423x_probe(card, dev)) < 0) {
521 snd_card_free(card);
522 return err;
525 dev_set_drvdata(pdev, card);
526 return 0;
529 static int __devexit snd_cs423x_isa_remove(struct device *pdev,
530 unsigned int dev)
532 snd_card_free(dev_get_drvdata(pdev));
533 dev_set_drvdata(pdev, NULL);
534 return 0;
537 #ifdef CONFIG_PM
538 static int snd_cs423x_suspend(struct snd_card *card)
540 struct snd_card_cs4236 *acard = card->private_data;
541 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
542 acard->chip->suspend(acard->chip);
543 return 0;
546 static int snd_cs423x_resume(struct snd_card *card)
548 struct snd_card_cs4236 *acard = card->private_data;
549 acard->chip->resume(acard->chip);
550 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
551 return 0;
554 static int snd_cs423x_isa_suspend(struct device *dev, unsigned int n,
555 pm_message_t state)
557 return snd_cs423x_suspend(dev_get_drvdata(dev));
560 static int snd_cs423x_isa_resume(struct device *dev, unsigned int n)
562 return snd_cs423x_resume(dev_get_drvdata(dev));
564 #endif
566 static struct isa_driver cs423x_isa_driver = {
567 .match = snd_cs423x_isa_match,
568 .probe = snd_cs423x_isa_probe,
569 .remove = __devexit_p(snd_cs423x_isa_remove),
570 #ifdef CONFIG_PM
571 .suspend = snd_cs423x_isa_suspend,
572 .resume = snd_cs423x_isa_resume,
573 #endif
574 .driver = {
575 .name = DEV_NAME
580 #ifdef CONFIG_PNP
581 #ifdef CS4232
582 static int __devinit snd_cs4232_pnpbios_detect(struct pnp_dev *pdev,
583 const struct pnp_device_id *id)
585 static int dev;
586 int err;
587 struct snd_card *card;
589 if (pnp_device_is_isapnp(pdev))
590 return -ENOENT; /* we have another procedure - card */
591 for (; dev < SNDRV_CARDS; dev++) {
592 if (enable[dev] && isapnp[dev])
593 break;
595 if (dev >= SNDRV_CARDS)
596 return -ENODEV;
598 card = snd_cs423x_card_new(dev);
599 if (! card)
600 return -ENOMEM;
601 if ((err = snd_card_cs4232_pnp(dev, card->private_data, pdev)) < 0) {
602 printk(KERN_ERR "PnP BIOS detection failed for " IDENT "\n");
603 snd_card_free(card);
604 return err;
606 snd_card_set_dev(card, &pdev->dev);
607 if ((err = snd_cs423x_probe(card, dev)) < 0) {
608 snd_card_free(card);
609 return err;
611 pnp_set_drvdata(pdev, card);
612 dev++;
613 return 0;
616 static void __devexit snd_cs4232_pnp_remove(struct pnp_dev * pdev)
618 snd_card_free(pnp_get_drvdata(pdev));
619 pnp_set_drvdata(pdev, NULL);
622 #ifdef CONFIG_PM
623 static int snd_cs4232_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
625 return snd_cs423x_suspend(pnp_get_drvdata(pdev));
628 static int snd_cs4232_pnp_resume(struct pnp_dev *pdev)
630 return snd_cs423x_resume(pnp_get_drvdata(pdev));
632 #endif
634 static struct pnp_driver cs4232_pnp_driver = {
635 .name = "cs4232-pnpbios",
636 .id_table = snd_cs4232_pnpbiosids,
637 .probe = snd_cs4232_pnpbios_detect,
638 .remove = __devexit_p(snd_cs4232_pnp_remove),
639 #ifdef CONFIG_PM
640 .suspend = snd_cs4232_pnp_suspend,
641 .resume = snd_cs4232_pnp_resume,
642 #endif
644 #endif /* CS4232 */
646 static int __devinit snd_cs423x_pnpc_detect(struct pnp_card_link *pcard,
647 const struct pnp_card_device_id *pid)
649 static int dev;
650 struct snd_card *card;
651 int res;
653 for ( ; dev < SNDRV_CARDS; dev++) {
654 if (enable[dev] && isapnp[dev])
655 break;
657 if (dev >= SNDRV_CARDS)
658 return -ENODEV;
660 card = snd_cs423x_card_new(dev);
661 if (! card)
662 return -ENOMEM;
663 if ((res = snd_card_cs423x_pnpc(dev, card->private_data, pcard, pid)) < 0) {
664 printk(KERN_ERR "isapnp detection failed and probing for " IDENT
665 " is not supported\n");
666 snd_card_free(card);
667 return res;
669 snd_card_set_dev(card, &pcard->card->dev);
670 if ((res = snd_cs423x_probe(card, dev)) < 0) {
671 snd_card_free(card);
672 return res;
674 pnp_set_card_drvdata(pcard, card);
675 dev++;
676 return 0;
679 static void __devexit snd_cs423x_pnpc_remove(struct pnp_card_link * pcard)
681 snd_card_free(pnp_get_card_drvdata(pcard));
682 pnp_set_card_drvdata(pcard, NULL);
685 #ifdef CONFIG_PM
686 static int snd_cs423x_pnpc_suspend(struct pnp_card_link *pcard, pm_message_t state)
688 return snd_cs423x_suspend(pnp_get_card_drvdata(pcard));
691 static int snd_cs423x_pnpc_resume(struct pnp_card_link *pcard)
693 return snd_cs423x_resume(pnp_get_card_drvdata(pcard));
695 #endif
697 static struct pnp_card_driver cs423x_pnpc_driver = {
698 .flags = PNP_DRIVER_RES_DISABLE,
699 .name = CS423X_ISAPNP_DRIVER,
700 .id_table = snd_cs423x_pnpids,
701 .probe = snd_cs423x_pnpc_detect,
702 .remove = __devexit_p(snd_cs423x_pnpc_remove),
703 #ifdef CONFIG_PM
704 .suspend = snd_cs423x_pnpc_suspend,
705 .resume = snd_cs423x_pnpc_resume,
706 #endif
708 #endif /* CONFIG_PNP */
710 static int __init alsa_card_cs423x_init(void)
712 int err;
714 err = isa_register_driver(&cs423x_isa_driver, SNDRV_CARDS);
715 #ifdef CONFIG_PNP
716 if (!err)
717 isa_registered = 1;
718 #ifdef CS4232
719 err = pnp_register_driver(&cs4232_pnp_driver);
720 if (!err)
721 pnp_registered = 1;
722 #endif
723 err = pnp_register_card_driver(&cs423x_pnpc_driver);
724 if (!err)
725 pnpc_registered = 1;
726 #ifdef CS4232
727 if (pnp_registered)
728 err = 0;
729 #endif
730 if (isa_registered)
731 err = 0;
732 #endif
733 return err;
736 static void __exit alsa_card_cs423x_exit(void)
738 #ifdef CONFIG_PNP
739 if (pnpc_registered)
740 pnp_unregister_card_driver(&cs423x_pnpc_driver);
741 #ifdef CS4232
742 if (pnp_registered)
743 pnp_unregister_driver(&cs4232_pnp_driver);
744 #endif
745 if (isa_registered)
746 #endif
747 isa_unregister_driver(&cs423x_isa_driver);
750 module_init(alsa_card_cs423x_init)
751 module_exit(alsa_card_cs423x_exit)