fa3c39cff5f854a88b602feb832fa174624f3a84
[sfrench/cifs-2.6.git] / sound / isa / cs423x / cs4236.c
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  Driver for generic CS4232/CS4235/CS4236/CS4236B/CS4237B/CS4238B/CS4239 chips
4  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
5  */
6
7 #include <linux/init.h>
8 #include <linux/err.h>
9 #include <linux/isa.h>
10 #include <linux/pnp.h>
11 #include <linux/module.h>
12 #include <sound/core.h>
13 #include <sound/wss.h>
14 #include <sound/mpu401.h>
15 #include <sound/opl3.h>
16 #include <sound/initval.h>
17
18 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
19 MODULE_LICENSE("GPL");
20 MODULE_DESCRIPTION("Cirrus Logic CS4232-9");
21 MODULE_SUPPORTED_DEVICE("{{Turtle Beach,TBS-2000},"
22                 "{Turtle Beach,Tropez Plus},"
23                 "{SIC CrystalWave 32},"
24                 "{Hewlett Packard,Omnibook 5500},"
25                 "{TerraTec,Maestro 32/96},"
26                 "{Philips,PCA70PS}},"
27                 "{{Crystal Semiconductors,CS4235},"
28                 "{Crystal Semiconductors,CS4236},"
29                 "{Crystal Semiconductors,CS4237},"
30                 "{Crystal Semiconductors,CS4238},"
31                 "{Crystal Semiconductors,CS4239},"
32                 "{Acer,AW37},"
33                 "{Acer,AW35/Pro},"
34                 "{Crystal,3D},"
35                 "{Crystal Computer,TidalWave128},"
36                 "{Dell,Optiplex GX1},"
37                 "{Dell,Workstation 400 sound},"
38                 "{EliteGroup,P5TX-LA sound},"
39                 "{Gallant,SC-70P},"
40                 "{Gateway,E1000 Onboard CS4236B},"
41                 "{Genius,Sound Maker 3DJ},"
42                 "{Hewlett Packard,HP6330 sound},"
43                 "{IBM,PC 300PL sound},"
44                 "{IBM,Aptiva 2137 E24},"
45                 "{IBM,IntelliStation M Pro},"
46                 "{Intel,Marlin Spike Mobo CS4235},"
47                 "{Intel PR440FX Onboard},"
48                 "{Guillemot,MaxiSound 16 PnP},"
49                 "{NewClear,3D},"
50                 "{TerraTec,AudioSystem EWS64L/XL},"
51                 "{Typhoon Soundsystem,CS4236B},"
52                 "{Turtle Beach,Malibu},"
53                 "{Unknown,Digital PC 5000 Onboard}}");
54
55 MODULE_ALIAS("snd_cs4232");
56
57 #define IDENT "CS4232+"
58 #define DEV_NAME "cs4232+"
59
60 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
61 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
62 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
63 #ifdef CONFIG_PNP
64 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
65 #endif
66 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;     /* PnP setup */
67 static long cport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;    /* PnP setup */
68 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* PnP setup */
69 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;  /* PnP setup */
70 static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;  /* PnP setup */
71 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;        /* 5,7,9,11,12,15 */
72 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 9,11,12,15 */
73 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* 0,1,3,5,6,7 */
74 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* 0,1,3,5,6,7 */
75
76 module_param_array(index, int, NULL, 0444);
77 MODULE_PARM_DESC(index, "Index value for " IDENT " soundcard.");
78 module_param_array(id, charp, NULL, 0444);
79 MODULE_PARM_DESC(id, "ID string for " IDENT " soundcard.");
80 module_param_array(enable, bool, NULL, 0444);
81 MODULE_PARM_DESC(enable, "Enable " IDENT " soundcard.");
82 #ifdef CONFIG_PNP
83 module_param_array(isapnp, bool, NULL, 0444);
84 MODULE_PARM_DESC(isapnp, "ISA PnP detection for specified soundcard.");
85 #endif
86 module_param_hw_array(port, long, ioport, NULL, 0444);
87 MODULE_PARM_DESC(port, "Port # for " IDENT " driver.");
88 module_param_hw_array(cport, long, ioport, NULL, 0444);
89 MODULE_PARM_DESC(cport, "Control port # for " IDENT " driver.");
90 module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
91 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " IDENT " driver.");
92 module_param_hw_array(fm_port, long, ioport, NULL, 0444);
93 MODULE_PARM_DESC(fm_port, "FM port # for " IDENT " driver.");
94 module_param_hw_array(sb_port, long, ioport, NULL, 0444);
95 MODULE_PARM_DESC(sb_port, "SB port # for " IDENT " driver (optional).");
96 module_param_hw_array(irq, int, irq, NULL, 0444);
97 MODULE_PARM_DESC(irq, "IRQ # for " IDENT " driver.");
98 module_param_hw_array(mpu_irq, int, irq, NULL, 0444);
99 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " IDENT " driver.");
100 module_param_hw_array(dma1, int, dma, NULL, 0444);
101 MODULE_PARM_DESC(dma1, "DMA1 # for " IDENT " driver.");
102 module_param_hw_array(dma2, int, dma, NULL, 0444);
103 MODULE_PARM_DESC(dma2, "DMA2 # for " IDENT " driver.");
104
105 #ifdef CONFIG_PNP
106 static int isa_registered;
107 static int pnpc_registered;
108 static int pnp_registered;
109 #endif /* CONFIG_PNP */
110
111 struct snd_card_cs4236 {
112         struct snd_wss *chip;
113         struct resource *res_sb_port;
114 #ifdef CONFIG_PNP
115         struct pnp_dev *wss;
116         struct pnp_dev *ctrl;
117         struct pnp_dev *mpu;
118 #endif
119 };
120
121 #ifdef CONFIG_PNP
122
123 /*
124  * PNP BIOS
125  */
126 static const struct pnp_device_id snd_cs423x_pnpbiosids[] = {
127         { .id = "CSC0100" },
128         { .id = "CSC0000" },
129         /* Guillemot Turtlebeach something appears to be cs4232 compatible
130          * (untested) */
131         { .id = "GIM0100" },
132         { .id = "" }
133 };
134 MODULE_DEVICE_TABLE(pnp, snd_cs423x_pnpbiosids);
135
136 #define CS423X_ISAPNP_DRIVER    "cs4232_isapnp"
137 static const struct pnp_card_device_id snd_cs423x_pnpids[] = {
138         /* Philips PCA70PS */
139         { .id = "CSC0d32", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
140         /* TerraTec Maestro 32/96 (CS4232) */
141         { .id = "CSC1a32", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
142         /* HP Omnibook 5500 onboard */
143         { .id = "CSC4232", .devs = { { "CSC0000" }, { "CSC0002" }, { "CSC0003" } } },
144         /* Unnamed CS4236 card (Made in Taiwan) */
145         { .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
146         /* Turtle Beach TBS-2000 (CS4232) */
147         { .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSCb006" } } },
148         /* Turtle Beach Tropez Plus (CS4232) */
149         { .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
150         /* SIC CrystalWave 32 (CS4232) */
151         { .id = "CSCf032", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
152         /* Netfinity 3000 on-board soundcard */
153         { .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC010f" } } },
154         /* Intel Marlin Spike Motherboard - CS4235 */
155         { .id = "CSC0225", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
156         /* Intel Marlin Spike Motherboard (#2) - CS4235 */
157         { .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
158         /* Unknown Intel mainboard - CS4235 */
159         { .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" } } },
160         /* Genius Sound Maker 3DJ - CS4237B */
161         { .id = "CSC0437", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
162         /* Digital PC 5000 Onboard - CS4236B */
163         { .id = "CSC0735", .devs = { { "CSC0000" }, { "CSC0010" } } },
164         /* some unknown CS4236B */
165         { .id = "CSC0b35", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
166         /* Intel PR440FX Onboard sound */
167         { .id = "CSC0b36", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
168         /* CS4235 on mainboard without MPU */
169         { .id = "CSC1425", .devs = { { "CSC0100" }, { "CSC0110" } } },
170         /* Gateway E1000 Onboard CS4236B */
171         { .id = "CSC1335", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
172         /* HP 6330 Onboard sound */
173         { .id = "CSC1525", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
174         /* Crystal Computer TidalWave128 */
175         { .id = "CSC1e37", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
176         /* ACER AW37 - CS4235 */
177         { .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
178         /* build-in soundcard in EliteGroup P5TX-LA motherboard - CS4237B */
179         { .id = "CSC4237", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
180         /* Crystal 3D - CS4237B */
181         { .id = "CSC4336", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
182         /* Typhoon Soundsystem PnP - CS4236B */
183         { .id = "CSC4536", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
184         /* Crystal CX4235-XQ3 EP - CS4235 */
185         { .id = "CSC4625", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
186         /* Crystal Semiconductors CS4237B */
187         { .id = "CSC4637", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
188         /* NewClear 3D - CX4237B-XQ3 */
189         { .id = "CSC4837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
190         /* Dell Optiplex GX1 - CS4236B */
191         { .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
192         /* Dell P410 motherboard - CS4236B */
193         { .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" } } },
194         /* Dell Workstation 400 Onboard - CS4236B */
195         { .id = "CSC6836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
196         /* Turtle Beach Malibu - CS4237B */
197         { .id = "CSC7537", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
198         /* CS4235 - onboard */
199         { .id = "CSC8025", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
200         /* IBM Aptiva 2137 E24 Onboard - CS4237B */
201         { .id = "CSC8037", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
202         /* IBM IntelliStation M Pro motherboard */
203         { .id = "CSCc835", .devs = { { "CSC0000" }, { "CSC0010" } } },
204         /* Guillemot MaxiSound 16 PnP - CS4236B */
205         { .id = "CSC9836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
206         /* Gallant SC-70P */
207         { .id = "CSC9837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
208         /* Techmakers MF-4236PW */
209         { .id = "CSCa736", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
210         /* TerraTec AudioSystem EWS64XL - CS4236B */
211         { .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" }, { "CSCa803" } } },
212         /* TerraTec AudioSystem EWS64XL - CS4236B */
213         { .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" } } },
214         /* ACER AW37/Pro - CS4235 */
215         { .id = "CSCd925", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
216         /* ACER AW35/Pro - CS4237B */
217         { .id = "CSCd937", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
218         /* CS4235 without MPU401 */
219         { .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" } } },
220         /* Unknown SiS530 - CS4235 */
221         { .id = "CSC4825", .devs = { { "CSC0100" }, { "CSC0110" } } },
222         /* IBM IntelliStation M Pro 6898 11U - CS4236B */
223         { .id = "CSCe835", .devs = { { "CSC0000" }, { "CSC0010" } } },
224         /* IBM PC 300PL Onboard - CS4236B */
225         { .id = "CSCe836", .devs = { { "CSC0000" }, { "CSC0010" } } },
226         /* Some noname CS4236 based card */
227         { .id = "CSCe936", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
228         /* CS4236B */
229         { .id = "CSCf235", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
230         /* CS4236B */
231         { .id = "CSCf238", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
232         /* --- */
233         { .id = "" }    /* end */
234 };
235
236 MODULE_DEVICE_TABLE(pnp_card, snd_cs423x_pnpids);
237
238 /* WSS initialization */
239 static int snd_cs423x_pnp_init_wss(int dev, struct pnp_dev *pdev)
240 {
241         if (pnp_activate_dev(pdev) < 0) {
242                 printk(KERN_ERR IDENT " WSS PnP configure failed for WSS (out of resources?)\n");
243                 return -EBUSY;
244         }
245         port[dev] = pnp_port_start(pdev, 0);
246         if (fm_port[dev] > 0)
247                 fm_port[dev] = pnp_port_start(pdev, 1);
248         sb_port[dev] = pnp_port_start(pdev, 2);
249         irq[dev] = pnp_irq(pdev, 0);
250         dma1[dev] = pnp_dma(pdev, 0);
251         dma2[dev] = pnp_dma(pdev, 1) == 4 ? -1 : (int)pnp_dma(pdev, 1);
252         snd_printdd("isapnp WSS: wss port=0x%lx, fm port=0x%lx, sb port=0x%lx\n",
253                         port[dev], fm_port[dev], sb_port[dev]);
254         snd_printdd("isapnp WSS: irq=%i, dma1=%i, dma2=%i\n",
255                         irq[dev], dma1[dev], dma2[dev]);
256         return 0;
257 }
258
259 /* CTRL initialization */
260 static int snd_cs423x_pnp_init_ctrl(int dev, struct pnp_dev *pdev)
261 {
262         if (pnp_activate_dev(pdev) < 0) {
263                 printk(KERN_ERR IDENT " CTRL PnP configure failed for WSS (out of resources?)\n");
264                 return -EBUSY;
265         }
266         cport[dev] = pnp_port_start(pdev, 0);
267         snd_printdd("isapnp CTRL: control port=0x%lx\n", cport[dev]);
268         return 0;
269 }
270
271 /* MPU initialization */
272 static int snd_cs423x_pnp_init_mpu(int dev, struct pnp_dev *pdev)
273 {
274         if (pnp_activate_dev(pdev) < 0) {
275                 printk(KERN_ERR IDENT " MPU401 PnP configure failed for WSS (out of resources?)\n");
276                 mpu_port[dev] = SNDRV_AUTO_PORT;
277                 mpu_irq[dev] = SNDRV_AUTO_IRQ;
278         } else {
279                 mpu_port[dev] = pnp_port_start(pdev, 0);
280                 if (mpu_irq[dev] >= 0 &&
281                     pnp_irq_valid(pdev, 0) &&
282                     pnp_irq(pdev, 0) != (resource_size_t)-1) {
283                         mpu_irq[dev] = pnp_irq(pdev, 0);
284                 } else {
285                         mpu_irq[dev] = -1;      /* disable interrupt */
286                 }
287         }
288         snd_printdd("isapnp MPU: port=0x%lx, irq=%i\n", mpu_port[dev], mpu_irq[dev]);
289         return 0;
290 }
291
292 static int snd_card_cs423x_pnp(int dev, struct snd_card_cs4236 *acard,
293                                struct pnp_dev *pdev,
294                                struct pnp_dev *cdev)
295 {
296         acard->wss = pdev;
297         if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
298                 return -EBUSY;
299         if (cdev)
300                 cport[dev] = pnp_port_start(cdev, 0);
301         else
302                 cport[dev] = -1;
303         return 0;
304 }
305
306 static int snd_card_cs423x_pnpc(int dev, struct snd_card_cs4236 *acard,
307                                 struct pnp_card_link *card,
308                                 const struct pnp_card_device_id *id)
309 {
310         acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL);
311         if (acard->wss == NULL)
312                 return -EBUSY;
313         acard->ctrl = pnp_request_card_device(card, id->devs[1].id, NULL);
314         if (acard->ctrl == NULL)
315                 return -EBUSY;
316         if (id->devs[2].id[0]) {
317                 acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
318                 if (acard->mpu == NULL)
319                         return -EBUSY;
320         }
321
322         /* WSS initialization */
323         if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
324                 return -EBUSY;
325
326         /* CTRL initialization */
327         if (acard->ctrl && cport[dev] > 0) {
328                 if (snd_cs423x_pnp_init_ctrl(dev, acard->ctrl) < 0)
329                         return -EBUSY;
330         }
331         /* MPU initialization */
332         if (acard->mpu && mpu_port[dev] > 0) {
333                 if (snd_cs423x_pnp_init_mpu(dev, acard->mpu) < 0)
334                         return -EBUSY;
335         }
336         return 0;
337 }
338 #endif /* CONFIG_PNP */
339
340 #ifdef CONFIG_PNP
341 #define is_isapnp_selected(dev)         isapnp[dev]
342 #else
343 #define is_isapnp_selected(dev)         0
344 #endif
345
346 static void snd_card_cs4236_free(struct snd_card *card)
347 {
348         struct snd_card_cs4236 *acard = card->private_data;
349
350         release_and_free_resource(acard->res_sb_port);
351 }
352
353 static int snd_cs423x_card_new(struct device *pdev, int dev,
354                                struct snd_card **cardp)
355 {
356         struct snd_card *card;
357         int err;
358
359         err = snd_card_new(pdev, index[dev], id[dev], THIS_MODULE,
360                            sizeof(struct snd_card_cs4236), &card);
361         if (err < 0)
362                 return err;
363         card->private_free = snd_card_cs4236_free;
364         *cardp = card;
365         return 0;
366 }
367
368 static int snd_cs423x_probe(struct snd_card *card, int dev)
369 {
370         struct snd_card_cs4236 *acard;
371         struct snd_wss *chip;
372         struct snd_opl3 *opl3;
373         int err;
374
375         acard = card->private_data;
376         if (sb_port[dev] > 0 && sb_port[dev] != SNDRV_AUTO_PORT)
377                 if ((acard->res_sb_port = request_region(sb_port[dev], 16, IDENT " SB")) == NULL) {
378                         printk(KERN_ERR IDENT ": unable to register SB port at 0x%lx\n", sb_port[dev]);
379                         return -EBUSY;
380                 }
381
382         err = snd_cs4236_create(card, port[dev], cport[dev],
383                              irq[dev],
384                              dma1[dev], dma2[dev],
385                              WSS_HW_DETECT3, 0, &chip);
386         if (err < 0)
387                 return err;
388
389         acard->chip = chip;
390         if (chip->hardware & WSS_HW_CS4236B_MASK) {
391
392                 err = snd_cs4236_pcm(chip, 0);
393                 if (err < 0)
394                         return err;
395
396                 err = snd_cs4236_mixer(chip);
397                 if (err < 0)
398                         return err;
399         } else {
400                 err = snd_wss_pcm(chip, 0);
401                 if (err < 0)
402                         return err;
403
404                 err = snd_wss_mixer(chip);
405                 if (err < 0)
406                         return err;
407         }
408         strlcpy(card->driver, chip->pcm->name, sizeof(card->driver));
409         strlcpy(card->shortname, chip->pcm->name, sizeof(card->shortname));
410         if (dma2[dev] < 0)
411                 snprintf(card->longname, sizeof(card->longname),
412                          "%s at 0x%lx, irq %i, dma %i",
413                          chip->pcm->name, chip->port, irq[dev], dma1[dev]);
414         else
415                 snprintf(card->longname, sizeof(card->longname),
416                          "%s at 0x%lx, irq %i, dma %i&%d",
417                          chip->pcm->name, chip->port, irq[dev], dma1[dev],
418                          dma2[dev]);
419
420         err = snd_wss_timer(chip, 0);
421         if (err < 0)
422                 return err;
423
424         if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
425                 if (snd_opl3_create(card,
426                                     fm_port[dev], fm_port[dev] + 2,
427                                     OPL3_HW_OPL3_CS, 0, &opl3) < 0) {
428                         printk(KERN_WARNING IDENT ": OPL3 not detected\n");
429                 } else {
430                         if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
431                                 return err;
432                 }
433         }
434
435         if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
436                 if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
437                         mpu_irq[dev] = -1;
438                 if (snd_mpu401_uart_new(card, 0, MPU401_HW_CS4232,
439                                         mpu_port[dev], 0,
440                                         mpu_irq[dev], NULL) < 0)
441                         printk(KERN_WARNING IDENT ": MPU401 not detected\n");
442         }
443
444         return snd_card_register(card);
445 }
446
447 static int snd_cs423x_isa_match(struct device *pdev,
448                                 unsigned int dev)
449 {
450         if (!enable[dev] || is_isapnp_selected(dev))
451                 return 0;
452
453         if (port[dev] == SNDRV_AUTO_PORT) {
454                 dev_err(pdev, "please specify port\n");
455                 return 0;
456         }
457         if (cport[dev] == SNDRV_AUTO_PORT) {
458                 dev_err(pdev, "please specify cport\n");
459                 return 0;
460         }
461         if (irq[dev] == SNDRV_AUTO_IRQ) {
462                 dev_err(pdev, "please specify irq\n");
463                 return 0;
464         }
465         if (dma1[dev] == SNDRV_AUTO_DMA) {
466                 dev_err(pdev, "please specify dma1\n");
467                 return 0;
468         }
469         return 1;
470 }
471
472 static int snd_cs423x_isa_probe(struct device *pdev,
473                                 unsigned int dev)
474 {
475         struct snd_card *card;
476         int err;
477
478         err = snd_cs423x_card_new(pdev, dev, &card);
479         if (err < 0)
480                 return err;
481         if ((err = snd_cs423x_probe(card, dev)) < 0) {
482                 snd_card_free(card);
483                 return err;
484         }
485
486         dev_set_drvdata(pdev, card);
487         return 0;
488 }
489
490 static int snd_cs423x_isa_remove(struct device *pdev,
491                                  unsigned int dev)
492 {
493         snd_card_free(dev_get_drvdata(pdev));
494         return 0;
495 }
496
497 #ifdef CONFIG_PM
498 static int snd_cs423x_suspend(struct snd_card *card)
499 {
500         struct snd_card_cs4236 *acard = card->private_data;
501         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
502         acard->chip->suspend(acard->chip);
503         return 0;
504 }
505
506 static int snd_cs423x_resume(struct snd_card *card)
507 {
508         struct snd_card_cs4236 *acard = card->private_data;
509         acard->chip->resume(acard->chip);
510         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
511         return 0;
512 }
513
514 static int snd_cs423x_isa_suspend(struct device *dev, unsigned int n,
515                                   pm_message_t state)
516 {
517         return snd_cs423x_suspend(dev_get_drvdata(dev));
518 }
519
520 static int snd_cs423x_isa_resume(struct device *dev, unsigned int n)
521 {
522         return snd_cs423x_resume(dev_get_drvdata(dev));
523 }
524 #endif
525
526 static struct isa_driver cs423x_isa_driver = {
527         .match          = snd_cs423x_isa_match,
528         .probe          = snd_cs423x_isa_probe,
529         .remove         = snd_cs423x_isa_remove,
530 #ifdef CONFIG_PM
531         .suspend        = snd_cs423x_isa_suspend,
532         .resume         = snd_cs423x_isa_resume,
533 #endif
534         .driver         = {
535                 .name   = DEV_NAME
536         },
537 };
538
539
540 #ifdef CONFIG_PNP
541 static int snd_cs423x_pnpbios_detect(struct pnp_dev *pdev,
542                                      const struct pnp_device_id *id)
543 {
544         static int dev;
545         int err;
546         struct snd_card *card;
547         struct pnp_dev *cdev;
548         char cid[PNP_ID_LEN];
549
550         if (pnp_device_is_isapnp(pdev))
551                 return -ENOENT; /* we have another procedure - card */
552         for (; dev < SNDRV_CARDS; dev++) {
553                 if (enable[dev] && isapnp[dev])
554                         break;
555         }
556         if (dev >= SNDRV_CARDS)
557                 return -ENODEV;
558
559         /* prepare second id */
560         strcpy(cid, pdev->id[0].id);
561         cid[5] = '1';
562         cdev = NULL;
563         list_for_each_entry(cdev, &(pdev->protocol->devices), protocol_list) {
564                 if (!strcmp(cdev->id[0].id, cid))
565                         break;
566         }
567         err = snd_cs423x_card_new(&pdev->dev, dev, &card);
568         if (err < 0)
569                 return err;
570         err = snd_card_cs423x_pnp(dev, card->private_data, pdev, cdev);
571         if (err < 0) {
572                 printk(KERN_ERR "PnP BIOS detection failed for " IDENT "\n");
573                 snd_card_free(card);
574                 return err;
575         }
576         if ((err = snd_cs423x_probe(card, dev)) < 0) {
577                 snd_card_free(card);
578                 return err;
579         }
580         pnp_set_drvdata(pdev, card);
581         dev++;
582         return 0;
583 }
584
585 static void snd_cs423x_pnp_remove(struct pnp_dev *pdev)
586 {
587         snd_card_free(pnp_get_drvdata(pdev));
588 }
589
590 #ifdef CONFIG_PM
591 static int snd_cs423x_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
592 {
593         return snd_cs423x_suspend(pnp_get_drvdata(pdev));
594 }
595
596 static int snd_cs423x_pnp_resume(struct pnp_dev *pdev)
597 {
598         return snd_cs423x_resume(pnp_get_drvdata(pdev));
599 }
600 #endif
601
602 static struct pnp_driver cs423x_pnp_driver = {
603         .name = "cs423x-pnpbios",
604         .id_table = snd_cs423x_pnpbiosids,
605         .probe = snd_cs423x_pnpbios_detect,
606         .remove = snd_cs423x_pnp_remove,
607 #ifdef CONFIG_PM
608         .suspend        = snd_cs423x_pnp_suspend,
609         .resume         = snd_cs423x_pnp_resume,
610 #endif
611 };
612
613 static int snd_cs423x_pnpc_detect(struct pnp_card_link *pcard,
614                                   const struct pnp_card_device_id *pid)
615 {
616         static int dev;
617         struct snd_card *card;
618         int res;
619
620         for ( ; dev < SNDRV_CARDS; dev++) {
621                 if (enable[dev] && isapnp[dev])
622                         break;
623         }
624         if (dev >= SNDRV_CARDS)
625                 return -ENODEV;
626
627         res = snd_cs423x_card_new(&pcard->card->dev, dev, &card);
628         if (res < 0)
629                 return res;
630         if ((res = snd_card_cs423x_pnpc(dev, card->private_data, pcard, pid)) < 0) {
631                 printk(KERN_ERR "isapnp detection failed and probing for " IDENT
632                        " is not supported\n");
633                 snd_card_free(card);
634                 return res;
635         }
636         if ((res = snd_cs423x_probe(card, dev)) < 0) {
637                 snd_card_free(card);
638                 return res;
639         }
640         pnp_set_card_drvdata(pcard, card);
641         dev++;
642         return 0;
643 }
644
645 static void snd_cs423x_pnpc_remove(struct pnp_card_link *pcard)
646 {
647         snd_card_free(pnp_get_card_drvdata(pcard));
648         pnp_set_card_drvdata(pcard, NULL);
649 }
650
651 #ifdef CONFIG_PM
652 static int snd_cs423x_pnpc_suspend(struct pnp_card_link *pcard, pm_message_t state)
653 {
654         return snd_cs423x_suspend(pnp_get_card_drvdata(pcard));
655 }
656
657 static int snd_cs423x_pnpc_resume(struct pnp_card_link *pcard)
658 {
659         return snd_cs423x_resume(pnp_get_card_drvdata(pcard));
660 }
661 #endif
662
663 static struct pnp_card_driver cs423x_pnpc_driver = {
664         .flags = PNP_DRIVER_RES_DISABLE,
665         .name = CS423X_ISAPNP_DRIVER,
666         .id_table = snd_cs423x_pnpids,
667         .probe = snd_cs423x_pnpc_detect,
668         .remove = snd_cs423x_pnpc_remove,
669 #ifdef CONFIG_PM
670         .suspend        = snd_cs423x_pnpc_suspend,
671         .resume         = snd_cs423x_pnpc_resume,
672 #endif
673 };
674 #endif /* CONFIG_PNP */
675
676 static int __init alsa_card_cs423x_init(void)
677 {
678         int err;
679
680         err = isa_register_driver(&cs423x_isa_driver, SNDRV_CARDS);
681 #ifdef CONFIG_PNP
682         if (!err)
683                 isa_registered = 1;
684         err = pnp_register_driver(&cs423x_pnp_driver);
685         if (!err)
686                 pnp_registered = 1;
687         err = pnp_register_card_driver(&cs423x_pnpc_driver);
688         if (!err)
689                 pnpc_registered = 1;
690         if (pnp_registered)
691                 err = 0;
692         if (isa_registered)
693                 err = 0;
694 #endif
695         return err;
696 }
697
698 static void __exit alsa_card_cs423x_exit(void)
699 {
700 #ifdef CONFIG_PNP
701         if (pnpc_registered)
702                 pnp_unregister_card_driver(&cs423x_pnpc_driver);
703         if (pnp_registered)
704                 pnp_unregister_driver(&cs423x_pnp_driver);
705         if (isa_registered)
706 #endif
707                 isa_unregister_driver(&cs423x_isa_driver);
708 }
709
710 module_init(alsa_card_cs423x_init)
711 module_exit(alsa_card_cs423x_exit)