xref: /openbmc/linux/sound/isa/cs423x/cs4236.c (revision a09d2831)
1 /*
2  *  Driver for generic CS4232/CS4235/CS4236/CS4236B/CS4237B/CS4238B/CS4239 chips
3  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
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/slab.h>
26 #include <linux/pnp.h>
27 #include <linux/moduleparam.h>
28 #include <sound/core.h>
29 #include <sound/wss.h>
30 #include <sound/mpu401.h>
31 #include <sound/opl3.h>
32 #include <sound/initval.h>
33 
34 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
35 MODULE_LICENSE("GPL");
36 MODULE_DESCRIPTION("Cirrus Logic CS4232-9");
37 MODULE_SUPPORTED_DEVICE("{{Turtle Beach,TBS-2000},"
38 		"{Turtle Beach,Tropez Plus},"
39 		"{SIC CrystalWave 32},"
40 		"{Hewlett Packard,Omnibook 5500},"
41 		"{TerraTec,Maestro 32/96},"
42 		"{Philips,PCA70PS}},"
43 		"{{Crystal Semiconductors,CS4235},"
44 		"{Crystal Semiconductors,CS4236},"
45 		"{Crystal Semiconductors,CS4237},"
46 		"{Crystal Semiconductors,CS4238},"
47 		"{Crystal Semiconductors,CS4239},"
48 		"{Acer,AW37},"
49 		"{Acer,AW35/Pro},"
50 		"{Crystal,3D},"
51 		"{Crystal Computer,TidalWave128},"
52 		"{Dell,Optiplex GX1},"
53 		"{Dell,Workstation 400 sound},"
54 		"{EliteGroup,P5TX-LA sound},"
55 		"{Gallant,SC-70P},"
56 		"{Gateway,E1000 Onboard CS4236B},"
57 		"{Genius,Sound Maker 3DJ},"
58 		"{Hewlett Packard,HP6330 sound},"
59 		"{IBM,PC 300PL sound},"
60 		"{IBM,Aptiva 2137 E24},"
61 		"{IBM,IntelliStation M Pro},"
62 		"{Intel,Marlin Spike Mobo CS4235},"
63 		"{Intel PR440FX Onboard},"
64 		"{Guillemot,MaxiSound 16 PnP},"
65 		"{NewClear,3D},"
66 		"{TerraTec,AudioSystem EWS64L/XL},"
67 		"{Typhoon Soundsystem,CS4236B},"
68 		"{Turtle Beach,Malibu},"
69 		"{Unknown,Digital PC 5000 Onboard}}");
70 
71 MODULE_ALIAS("snd_cs4232");
72 
73 #define IDENT "CS4232+"
74 #define DEV_NAME "cs4232+"
75 
76 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
77 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
78 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
79 #ifdef CONFIG_PNP
80 static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
81 #endif
82 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
83 static long cport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
84 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* PnP setup */
85 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
86 static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
87 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 5,7,9,11,12,15 */
88 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 9,11,12,15 */
89 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
90 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
91 
92 module_param_array(index, int, NULL, 0444);
93 MODULE_PARM_DESC(index, "Index value for " IDENT " soundcard.");
94 module_param_array(id, charp, NULL, 0444);
95 MODULE_PARM_DESC(id, "ID string for " IDENT " soundcard.");
96 module_param_array(enable, bool, NULL, 0444);
97 MODULE_PARM_DESC(enable, "Enable " IDENT " soundcard.");
98 #ifdef CONFIG_PNP
99 module_param_array(isapnp, bool, NULL, 0444);
100 MODULE_PARM_DESC(isapnp, "ISA PnP detection for specified soundcard.");
101 #endif
102 module_param_array(port, long, NULL, 0444);
103 MODULE_PARM_DESC(port, "Port # for " IDENT " driver.");
104 module_param_array(cport, long, NULL, 0444);
105 MODULE_PARM_DESC(cport, "Control port # for " IDENT " driver.");
106 module_param_array(mpu_port, long, NULL, 0444);
107 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " IDENT " driver.");
108 module_param_array(fm_port, long, NULL, 0444);
109 MODULE_PARM_DESC(fm_port, "FM port # for " IDENT " driver.");
110 module_param_array(sb_port, long, NULL, 0444);
111 MODULE_PARM_DESC(sb_port, "SB port # for " IDENT " driver (optional).");
112 module_param_array(irq, int, NULL, 0444);
113 MODULE_PARM_DESC(irq, "IRQ # for " IDENT " driver.");
114 module_param_array(mpu_irq, int, NULL, 0444);
115 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " IDENT " driver.");
116 module_param_array(dma1, int, NULL, 0444);
117 MODULE_PARM_DESC(dma1, "DMA1 # for " IDENT " driver.");
118 module_param_array(dma2, int, NULL, 0444);
119 MODULE_PARM_DESC(dma2, "DMA2 # for " IDENT " driver.");
120 
121 #ifdef CONFIG_PNP
122 static int isa_registered;
123 static int pnpc_registered;
124 static int pnp_registered;
125 #endif /* CONFIG_PNP */
126 
127 struct snd_card_cs4236 {
128 	struct snd_wss *chip;
129 	struct resource *res_sb_port;
130 #ifdef CONFIG_PNP
131 	struct pnp_dev *wss;
132 	struct pnp_dev *ctrl;
133 	struct pnp_dev *mpu;
134 #endif
135 };
136 
137 #ifdef CONFIG_PNP
138 
139 /*
140  * PNP BIOS
141  */
142 static const struct pnp_device_id snd_cs423x_pnpbiosids[] = {
143 	{ .id = "CSC0100" },
144 	{ .id = "CSC0000" },
145 	/* Guillemot Turtlebeach something appears to be cs4232 compatible
146 	 * (untested) */
147 	{ .id = "GIM0100" },
148 	{ .id = "" }
149 };
150 MODULE_DEVICE_TABLE(pnp, snd_cs423x_pnpbiosids);
151 
152 #define CS423X_ISAPNP_DRIVER	"cs4232_isapnp"
153 static struct pnp_card_device_id snd_cs423x_pnpids[] = {
154 	/* Philips PCA70PS */
155 	{ .id = "CSC0d32", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
156 	/* TerraTec Maestro 32/96 (CS4232) */
157 	{ .id = "CSC1a32", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
158 	/* HP Omnibook 5500 onboard */
159 	{ .id = "CSC4232", .devs = { { "CSC0000" }, { "CSC0002" }, { "CSC0003" } } },
160 	/* Unnamed CS4236 card (Made in Taiwan) */
161 	{ .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
162 	/* Turtle Beach TBS-2000 (CS4232) */
163 	{ .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSCb006" } } },
164 	/* Turtle Beach Tropez Plus (CS4232) */
165 	{ .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
166 	/* SIC CrystalWave 32 (CS4232) */
167 	{ .id = "CSCf032", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
168 	/* Netfinity 3000 on-board soundcard */
169 	{ .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC010f" } } },
170 	/* Intel Marlin Spike Motherboard - CS4235 */
171 	{ .id = "CSC0225", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
172 	/* Intel Marlin Spike Motherboard (#2) - CS4235 */
173 	{ .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
174 	/* Unknown Intel mainboard - CS4235 */
175 	{ .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" } } },
176 	/* Genius Sound Maker 3DJ - CS4237B */
177 	{ .id = "CSC0437", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
178 	/* Digital PC 5000 Onboard - CS4236B */
179 	{ .id = "CSC0735", .devs = { { "CSC0000" }, { "CSC0010" } } },
180 	/* some unknown CS4236B */
181 	{ .id = "CSC0b35", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
182 	/* Intel PR440FX Onboard sound */
183 	{ .id = "CSC0b36", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
184 	/* CS4235 on mainboard without MPU */
185 	{ .id = "CSC1425", .devs = { { "CSC0100" }, { "CSC0110" } } },
186 	/* Gateway E1000 Onboard CS4236B */
187 	{ .id = "CSC1335", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
188 	/* HP 6330 Onboard sound */
189 	{ .id = "CSC1525", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
190 	/* Crystal Computer TidalWave128 */
191 	{ .id = "CSC1e37", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
192 	/* ACER AW37 - CS4235 */
193 	{ .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
194 	/* build-in soundcard in EliteGroup P5TX-LA motherboard - CS4237B */
195 	{ .id = "CSC4237", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
196 	/* Crystal 3D - CS4237B */
197 	{ .id = "CSC4336", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
198 	/* Typhoon Soundsystem PnP - CS4236B */
199 	{ .id = "CSC4536", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
200 	/* Crystal CX4235-XQ3 EP - CS4235 */
201 	{ .id = "CSC4625", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
202 	/* Crystal Semiconductors CS4237B */
203 	{ .id = "CSC4637", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
204 	/* NewClear 3D - CX4237B-XQ3 */
205 	{ .id = "CSC4837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
206 	/* Dell Optiplex GX1 - CS4236B */
207 	{ .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
208 	/* Dell P410 motherboard - CS4236B */
209 	{ .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" } } },
210 	/* Dell Workstation 400 Onboard - CS4236B */
211 	{ .id = "CSC6836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
212 	/* Turtle Beach Malibu - CS4237B */
213 	{ .id = "CSC7537", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
214 	/* CS4235 - onboard */
215 	{ .id = "CSC8025", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
216 	/* IBM Aptiva 2137 E24 Onboard - CS4237B */
217 	{ .id = "CSC8037", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
218 	/* IBM IntelliStation M Pro motherboard */
219 	{ .id = "CSCc835", .devs = { { "CSC0000" }, { "CSC0010" } } },
220 	/* Guillemot MaxiSound 16 PnP - CS4236B */
221 	{ .id = "CSC9836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
222 	/* Gallant SC-70P */
223 	{ .id = "CSC9837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
224 	/* Techmakers MF-4236PW */
225 	{ .id = "CSCa736", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
226 	/* TerraTec AudioSystem EWS64XL - CS4236B */
227 	{ .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" }, { "CSCa803" } } },
228 	/* TerraTec AudioSystem EWS64XL - CS4236B */
229 	{ .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" } } },
230 	/* ACER AW37/Pro - CS4235 */
231 	{ .id = "CSCd925", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
232 	/* ACER AW35/Pro - CS4237B */
233 	{ .id = "CSCd937", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
234 	/* CS4235 without MPU401 */
235 	{ .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" } } },
236 	/* Unknown SiS530 - CS4235 */
237 	{ .id = "CSC4825", .devs = { { "CSC0100" }, { "CSC0110" } } },
238 	/* IBM IntelliStation M Pro 6898 11U - CS4236B */
239 	{ .id = "CSCe835", .devs = { { "CSC0000" }, { "CSC0010" } } },
240 	/* IBM PC 300PL Onboard - CS4236B */
241 	{ .id = "CSCe836", .devs = { { "CSC0000" }, { "CSC0010" } } },
242 	/* Some noname CS4236 based card */
243 	{ .id = "CSCe936", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
244 	/* CS4236B */
245 	{ .id = "CSCf235", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
246 	/* CS4236B */
247 	{ .id = "CSCf238", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
248 	/* --- */
249 	{ .id = "" }	/* end */
250 };
251 
252 MODULE_DEVICE_TABLE(pnp_card, snd_cs423x_pnpids);
253 
254 /* WSS initialization */
255 static int __devinit snd_cs423x_pnp_init_wss(int dev, struct pnp_dev *pdev)
256 {
257 	if (pnp_activate_dev(pdev) < 0) {
258 		printk(KERN_ERR IDENT " WSS PnP configure failed for WSS (out of resources?)\n");
259 		return -EBUSY;
260 	}
261 	port[dev] = pnp_port_start(pdev, 0);
262 	if (fm_port[dev] > 0)
263 		fm_port[dev] = pnp_port_start(pdev, 1);
264 	sb_port[dev] = pnp_port_start(pdev, 2);
265 	irq[dev] = pnp_irq(pdev, 0);
266 	dma1[dev] = pnp_dma(pdev, 0);
267 	dma2[dev] = pnp_dma(pdev, 1) == 4 ? -1 : (int)pnp_dma(pdev, 1);
268 	snd_printdd("isapnp WSS: wss port=0x%lx, fm port=0x%lx, sb port=0x%lx\n",
269 			port[dev], fm_port[dev], sb_port[dev]);
270 	snd_printdd("isapnp WSS: irq=%i, dma1=%i, dma2=%i\n",
271 			irq[dev], dma1[dev], dma2[dev]);
272 	return 0;
273 }
274 
275 /* CTRL initialization */
276 static int __devinit snd_cs423x_pnp_init_ctrl(int dev, struct pnp_dev *pdev)
277 {
278 	if (pnp_activate_dev(pdev) < 0) {
279 		printk(KERN_ERR IDENT " CTRL PnP configure failed for WSS (out of resources?)\n");
280 		return -EBUSY;
281 	}
282 	cport[dev] = pnp_port_start(pdev, 0);
283 	snd_printdd("isapnp CTRL: control port=0x%lx\n", cport[dev]);
284 	return 0;
285 }
286 
287 /* MPU initialization */
288 static int __devinit snd_cs423x_pnp_init_mpu(int dev, struct pnp_dev *pdev)
289 {
290 	if (pnp_activate_dev(pdev) < 0) {
291 		printk(KERN_ERR IDENT " MPU401 PnP configure failed for WSS (out of resources?)\n");
292 		mpu_port[dev] = SNDRV_AUTO_PORT;
293 		mpu_irq[dev] = SNDRV_AUTO_IRQ;
294 	} else {
295 		mpu_port[dev] = pnp_port_start(pdev, 0);
296 		if (mpu_irq[dev] >= 0 &&
297 		    pnp_irq_valid(pdev, 0) && pnp_irq(pdev, 0) >= 0) {
298 			mpu_irq[dev] = pnp_irq(pdev, 0);
299 		} else {
300 			mpu_irq[dev] = -1;	/* disable interrupt */
301 		}
302 	}
303 	snd_printdd("isapnp MPU: port=0x%lx, irq=%i\n", mpu_port[dev], mpu_irq[dev]);
304 	return 0;
305 }
306 
307 static int __devinit snd_card_cs423x_pnp(int dev, struct snd_card_cs4236 *acard,
308 					 struct pnp_dev *pdev,
309 					 struct pnp_dev *cdev)
310 {
311 	acard->wss = pdev;
312 	if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
313 		return -EBUSY;
314 	if (cdev)
315 		cport[dev] = pnp_port_start(cdev, 0);
316 	else
317 		cport[dev] = -1;
318 	return 0;
319 }
320 
321 static int __devinit snd_card_cs423x_pnpc(int dev, struct snd_card_cs4236 *acard,
322 					  struct pnp_card_link *card,
323 					  const struct pnp_card_device_id *id)
324 {
325 	acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL);
326 	if (acard->wss == NULL)
327 		return -EBUSY;
328 	acard->ctrl = pnp_request_card_device(card, id->devs[1].id, NULL);
329 	if (acard->ctrl == NULL)
330 		return -EBUSY;
331 	if (id->devs[2].id[0]) {
332 		acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
333 		if (acard->mpu == NULL)
334 			return -EBUSY;
335 	}
336 
337 	/* WSS initialization */
338 	if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
339 		return -EBUSY;
340 
341 	/* CTRL initialization */
342 	if (acard->ctrl && cport[dev] > 0) {
343 		if (snd_cs423x_pnp_init_ctrl(dev, acard->ctrl) < 0)
344 			return -EBUSY;
345 	}
346 	/* MPU initialization */
347 	if (acard->mpu && mpu_port[dev] > 0) {
348 		if (snd_cs423x_pnp_init_mpu(dev, acard->mpu) < 0)
349 			return -EBUSY;
350 	}
351 	return 0;
352 }
353 #endif /* CONFIG_PNP */
354 
355 #ifdef CONFIG_PNP
356 #define is_isapnp_selected(dev)		isapnp[dev]
357 #else
358 #define is_isapnp_selected(dev)		0
359 #endif
360 
361 static void snd_card_cs4236_free(struct snd_card *card)
362 {
363 	struct snd_card_cs4236 *acard = card->private_data;
364 
365 	release_and_free_resource(acard->res_sb_port);
366 }
367 
368 static int snd_cs423x_card_new(int dev, struct snd_card **cardp)
369 {
370 	struct snd_card *card;
371 	int err;
372 
373 	err = snd_card_create(index[dev], id[dev], THIS_MODULE,
374 			      sizeof(struct snd_card_cs4236), &card);
375 	if (err < 0)
376 		return err;
377 	card->private_free = snd_card_cs4236_free;
378 	*cardp = card;
379 	return 0;
380 }
381 
382 static int __devinit snd_cs423x_probe(struct snd_card *card, int dev)
383 {
384 	struct snd_card_cs4236 *acard;
385 	struct snd_pcm *pcm;
386 	struct snd_wss *chip;
387 	struct snd_opl3 *opl3;
388 	int err;
389 
390 	acard = card->private_data;
391 	if (sb_port[dev] > 0 && sb_port[dev] != SNDRV_AUTO_PORT)
392 		if ((acard->res_sb_port = request_region(sb_port[dev], 16, IDENT " SB")) == NULL) {
393 			printk(KERN_ERR IDENT ": unable to register SB port at 0x%lx\n", sb_port[dev]);
394 			return -EBUSY;
395 		}
396 
397 	err = snd_cs4236_create(card, port[dev], cport[dev],
398 			     irq[dev],
399 			     dma1[dev], dma2[dev],
400 			     WSS_HW_DETECT3, 0, &chip);
401 	if (err < 0)
402 		return err;
403 
404 	acard->chip = chip;
405 	if (chip->hardware & WSS_HW_CS4236B_MASK) {
406 
407 		err = snd_cs4236_pcm(chip, 0, &pcm);
408 		if (err < 0)
409 			return err;
410 
411 		err = snd_cs4236_mixer(chip);
412 		if (err < 0)
413 			return err;
414 	} else {
415 		err = snd_wss_pcm(chip, 0, &pcm);
416 		if (err < 0)
417 			return err;
418 
419 		err = snd_wss_mixer(chip);
420 		if (err < 0)
421 			return err;
422 	}
423 	strcpy(card->driver, pcm->name);
424 	strcpy(card->shortname, pcm->name);
425 	sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i",
426 		pcm->name,
427 		chip->port,
428 		irq[dev],
429 		dma1[dev]);
430 	if (dma2[dev] >= 0)
431 		sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]);
432 
433 	err = snd_wss_timer(chip, 0, NULL);
434 	if (err < 0)
435 		return err;
436 
437 	if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
438 		if (snd_opl3_create(card,
439 				    fm_port[dev], fm_port[dev] + 2,
440 				    OPL3_HW_OPL3_CS, 0, &opl3) < 0) {
441 			printk(KERN_WARNING IDENT ": OPL3 not detected\n");
442 		} else {
443 			if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
444 				return err;
445 		}
446 	}
447 
448 	if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
449 		if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
450 			mpu_irq[dev] = -1;
451 		if (snd_mpu401_uart_new(card, 0, MPU401_HW_CS4232,
452 					mpu_port[dev], 0,
453 					mpu_irq[dev],
454 					mpu_irq[dev] >= 0 ? IRQF_DISABLED : 0, NULL) < 0)
455 			printk(KERN_WARNING IDENT ": MPU401 not detected\n");
456 	}
457 
458 	return snd_card_register(card);
459 }
460 
461 static int __devinit snd_cs423x_isa_match(struct device *pdev,
462 					  unsigned int dev)
463 {
464 	if (!enable[dev] || is_isapnp_selected(dev))
465 		return 0;
466 
467 	if (port[dev] == SNDRV_AUTO_PORT) {
468 		dev_err(pdev, "please specify port\n");
469 		return 0;
470 	}
471 	if (cport[dev] == SNDRV_AUTO_PORT) {
472 		dev_err(pdev, "please specify cport\n");
473 		return 0;
474 	}
475 	if (irq[dev] == SNDRV_AUTO_IRQ) {
476 		dev_err(pdev, "please specify irq\n");
477 		return 0;
478 	}
479 	if (dma1[dev] == SNDRV_AUTO_DMA) {
480 		dev_err(pdev, "please specify dma1\n");
481 		return 0;
482 	}
483 	return 1;
484 }
485 
486 static int __devinit snd_cs423x_isa_probe(struct device *pdev,
487 					  unsigned int dev)
488 {
489 	struct snd_card *card;
490 	int err;
491 
492 	err = snd_cs423x_card_new(dev, &card);
493 	if (err < 0)
494 		return err;
495 	snd_card_set_dev(card, pdev);
496 	if ((err = snd_cs423x_probe(card, dev)) < 0) {
497 		snd_card_free(card);
498 		return err;
499 	}
500 
501 	dev_set_drvdata(pdev, card);
502 	return 0;
503 }
504 
505 static int __devexit snd_cs423x_isa_remove(struct device *pdev,
506 					   unsigned int dev)
507 {
508 	snd_card_free(dev_get_drvdata(pdev));
509 	dev_set_drvdata(pdev, NULL);
510 	return 0;
511 }
512 
513 #ifdef CONFIG_PM
514 static int snd_cs423x_suspend(struct snd_card *card)
515 {
516 	struct snd_card_cs4236 *acard = card->private_data;
517 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
518 	acard->chip->suspend(acard->chip);
519 	return 0;
520 }
521 
522 static int snd_cs423x_resume(struct snd_card *card)
523 {
524 	struct snd_card_cs4236 *acard = card->private_data;
525 	acard->chip->resume(acard->chip);
526 	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
527 	return 0;
528 }
529 
530 static int snd_cs423x_isa_suspend(struct device *dev, unsigned int n,
531 				  pm_message_t state)
532 {
533 	return snd_cs423x_suspend(dev_get_drvdata(dev));
534 }
535 
536 static int snd_cs423x_isa_resume(struct device *dev, unsigned int n)
537 {
538 	return snd_cs423x_resume(dev_get_drvdata(dev));
539 }
540 #endif
541 
542 static struct isa_driver cs423x_isa_driver = {
543 	.match		= snd_cs423x_isa_match,
544 	.probe		= snd_cs423x_isa_probe,
545 	.remove		= __devexit_p(snd_cs423x_isa_remove),
546 #ifdef CONFIG_PM
547 	.suspend	= snd_cs423x_isa_suspend,
548 	.resume		= snd_cs423x_isa_resume,
549 #endif
550 	.driver		= {
551 		.name	= DEV_NAME
552 	},
553 };
554 
555 
556 #ifdef CONFIG_PNP
557 static int __devinit snd_cs423x_pnpbios_detect(struct pnp_dev *pdev,
558 					       const struct pnp_device_id *id)
559 {
560 	static int dev;
561 	int err;
562 	struct snd_card *card;
563 	struct pnp_dev *cdev;
564 	char cid[PNP_ID_LEN];
565 
566 	if (pnp_device_is_isapnp(pdev))
567 		return -ENOENT;	/* we have another procedure - card */
568 	for (; dev < SNDRV_CARDS; dev++) {
569 		if (enable[dev] && isapnp[dev])
570 			break;
571 	}
572 	if (dev >= SNDRV_CARDS)
573 		return -ENODEV;
574 
575 	/* prepare second id */
576 	strcpy(cid, pdev->id[0].id);
577 	cid[5] = '1';
578 	cdev = NULL;
579 	list_for_each_entry(cdev, &(pdev->protocol->devices), protocol_list) {
580 		if (!strcmp(cdev->id[0].id, cid))
581 			break;
582 	}
583 	err = snd_cs423x_card_new(dev, &card);
584 	if (err < 0)
585 		return err;
586 	err = snd_card_cs423x_pnp(dev, card->private_data, pdev, cdev);
587 	if (err < 0) {
588 		printk(KERN_ERR "PnP BIOS detection failed for " IDENT "\n");
589 		snd_card_free(card);
590 		return err;
591 	}
592 	snd_card_set_dev(card, &pdev->dev);
593 	if ((err = snd_cs423x_probe(card, dev)) < 0) {
594 		snd_card_free(card);
595 		return err;
596 	}
597 	pnp_set_drvdata(pdev, card);
598 	dev++;
599 	return 0;
600 }
601 
602 static void __devexit snd_cs423x_pnp_remove(struct pnp_dev *pdev)
603 {
604 	snd_card_free(pnp_get_drvdata(pdev));
605 	pnp_set_drvdata(pdev, NULL);
606 }
607 
608 #ifdef CONFIG_PM
609 static int snd_cs423x_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
610 {
611 	return snd_cs423x_suspend(pnp_get_drvdata(pdev));
612 }
613 
614 static int snd_cs423x_pnp_resume(struct pnp_dev *pdev)
615 {
616 	return snd_cs423x_resume(pnp_get_drvdata(pdev));
617 }
618 #endif
619 
620 static struct pnp_driver cs423x_pnp_driver = {
621 	.name = "cs423x-pnpbios",
622 	.id_table = snd_cs423x_pnpbiosids,
623 	.probe = snd_cs423x_pnpbios_detect,
624 	.remove = __devexit_p(snd_cs423x_pnp_remove),
625 #ifdef CONFIG_PM
626 	.suspend	= snd_cs423x_pnp_suspend,
627 	.resume		= snd_cs423x_pnp_resume,
628 #endif
629 };
630 
631 static int __devinit snd_cs423x_pnpc_detect(struct pnp_card_link *pcard,
632 					    const struct pnp_card_device_id *pid)
633 {
634 	static int dev;
635 	struct snd_card *card;
636 	int res;
637 
638 	for ( ; dev < SNDRV_CARDS; dev++) {
639 		if (enable[dev] && isapnp[dev])
640 			break;
641 	}
642 	if (dev >= SNDRV_CARDS)
643 		return -ENODEV;
644 
645 	res = snd_cs423x_card_new(dev, &card);
646 	if (res < 0)
647 		return res;
648 	if ((res = snd_card_cs423x_pnpc(dev, card->private_data, pcard, pid)) < 0) {
649 		printk(KERN_ERR "isapnp detection failed and probing for " IDENT
650 		       " is not supported\n");
651 		snd_card_free(card);
652 		return res;
653 	}
654 	snd_card_set_dev(card, &pcard->card->dev);
655 	if ((res = snd_cs423x_probe(card, dev)) < 0) {
656 		snd_card_free(card);
657 		return res;
658 	}
659 	pnp_set_card_drvdata(pcard, card);
660 	dev++;
661 	return 0;
662 }
663 
664 static void __devexit snd_cs423x_pnpc_remove(struct pnp_card_link * pcard)
665 {
666 	snd_card_free(pnp_get_card_drvdata(pcard));
667 	pnp_set_card_drvdata(pcard, NULL);
668 }
669 
670 #ifdef CONFIG_PM
671 static int snd_cs423x_pnpc_suspend(struct pnp_card_link *pcard, pm_message_t state)
672 {
673 	return snd_cs423x_suspend(pnp_get_card_drvdata(pcard));
674 }
675 
676 static int snd_cs423x_pnpc_resume(struct pnp_card_link *pcard)
677 {
678 	return snd_cs423x_resume(pnp_get_card_drvdata(pcard));
679 }
680 #endif
681 
682 static struct pnp_card_driver cs423x_pnpc_driver = {
683 	.flags = PNP_DRIVER_RES_DISABLE,
684 	.name = CS423X_ISAPNP_DRIVER,
685 	.id_table = snd_cs423x_pnpids,
686 	.probe = snd_cs423x_pnpc_detect,
687 	.remove = __devexit_p(snd_cs423x_pnpc_remove),
688 #ifdef CONFIG_PM
689 	.suspend	= snd_cs423x_pnpc_suspend,
690 	.resume		= snd_cs423x_pnpc_resume,
691 #endif
692 };
693 #endif /* CONFIG_PNP */
694 
695 static int __init alsa_card_cs423x_init(void)
696 {
697 	int err;
698 
699 	err = isa_register_driver(&cs423x_isa_driver, SNDRV_CARDS);
700 #ifdef CONFIG_PNP
701 	if (!err)
702 		isa_registered = 1;
703 	err = pnp_register_driver(&cs423x_pnp_driver);
704 	if (!err)
705 		pnp_registered = 1;
706 	err = pnp_register_card_driver(&cs423x_pnpc_driver);
707 	if (!err)
708 		pnpc_registered = 1;
709 	if (pnp_registered)
710 		err = 0;
711 	if (isa_registered)
712 		err = 0;
713 #endif
714 	return err;
715 }
716 
717 static void __exit alsa_card_cs423x_exit(void)
718 {
719 #ifdef CONFIG_PNP
720 	if (pnpc_registered)
721 		pnp_unregister_card_driver(&cs423x_pnpc_driver);
722 	if (pnp_registered)
723 		pnp_unregister_driver(&cs423x_pnp_driver);
724 	if (isa_registered)
725 #endif
726 		isa_unregister_driver(&cs423x_isa_driver);
727 }
728 
729 module_init(alsa_card_cs423x_init)
730 module_exit(alsa_card_cs423x_exit)
731