xref: /openbmc/linux/sound/isa/cs423x/cs4236.c (revision 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2)
1 /*
2  *  Driver for generic CS4232/CS4235/CS4236/CS4236B/CS4237B/CS4238B/CS4239 chips
3  *  Copyright (c) by Jaroslav Kysela <perex@suse.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 <sound/driver.h>
23 #include <linux/init.h>
24 #include <linux/slab.h>
25 #include <linux/pnp.h>
26 #include <linux/moduleparam.h>
27 #include <sound/core.h>
28 #include <sound/cs4231.h>
29 #include <sound/mpu401.h>
30 #include <sound/opl3.h>
31 #include <sound/initval.h>
32 
33 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
34 MODULE_LICENSE("GPL");
35 #ifdef CS4232
36 MODULE_DESCRIPTION("Cirrus Logic CS4232");
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 #else
44 MODULE_DESCRIPTION("Cirrus Logic CS4235-9");
45 MODULE_SUPPORTED_DEVICE("{{Crystal Semiconductors,CS4235},"
46 		"{Crystal Semiconductors,CS4236},"
47 		"{Crystal Semiconductors,CS4237},"
48 		"{Crystal Semiconductors,CS4238},"
49 		"{Crystal Semiconductors,CS4239},"
50 		"{Acer,AW37},"
51 		"{Acer,AW35/Pro},"
52 		"{Crystal,3D},"
53 		"{Crystal Computer,TidalWave128},"
54 		"{Dell,Optiplex GX1},"
55 		"{Dell,Workstation 400 sound},"
56 		"{EliteGroup,P5TX-LA sound},"
57 		"{Gallant,SC-70P},"
58 		"{Gateway,E1000 Onboard CS4236B},"
59 		"{Genius,Sound Maker 3DJ},"
60 		"{Hewlett Packard,HP6330 sound},"
61 		"{IBM,PC 300PL sound},"
62 		"{IBM,Aptiva 2137 E24},"
63 		"{IBM,IntelliStation M Pro},"
64 		"{Intel,Marlin Spike Mobo CS4235},"
65 		"{Intel PR440FX Onboard},"
66 		"{Guillemot,MaxiSound 16 PnP},"
67 		"{NewClear,3D},"
68 		"{TerraTec,AudioSystem EWS64L/XL},"
69 		"{Typhoon Soundsystem,CS4236B},"
70 		"{Turtle Beach,Malibu},"
71 		"{Unknown,Digital PC 5000 Onboard}}");
72 #endif
73 
74 #ifdef CS4232
75 #define IDENT "CS4232"
76 #else
77 #define IDENT "CS4236+"
78 #endif
79 
80 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
81 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
82 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
83 #ifdef CONFIG_PNP
84 static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
85 #endif
86 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
87 static long cport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
88 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* PnP setup */
89 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
90 static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
91 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 5,7,9,11,12,15 */
92 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 9,11,12,15 */
93 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
94 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
95 
96 module_param_array(index, int, NULL, 0444);
97 MODULE_PARM_DESC(index, "Index value for " IDENT " soundcard.");
98 module_param_array(id, charp, NULL, 0444);
99 MODULE_PARM_DESC(id, "ID string for " IDENT " soundcard.");
100 module_param_array(enable, bool, NULL, 0444);
101 MODULE_PARM_DESC(enable, "Enable " IDENT " soundcard.");
102 #ifdef CONFIG_PNP
103 module_param_array(isapnp, bool, NULL, 0444);
104 MODULE_PARM_DESC(isapnp, "ISA PnP detection for specified soundcard.");
105 #endif
106 module_param_array(port, long, NULL, 0444);
107 MODULE_PARM_DESC(port, "Port # for " IDENT " driver.");
108 module_param_array(cport, long, NULL, 0444);
109 MODULE_PARM_DESC(cport, "Control port # for " IDENT " driver.");
110 module_param_array(mpu_port, long, NULL, 0444);
111 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " IDENT " driver.");
112 module_param_array(fm_port, long, NULL, 0444);
113 MODULE_PARM_DESC(fm_port, "FM port # for " IDENT " driver.");
114 module_param_array(sb_port, long, NULL, 0444);
115 MODULE_PARM_DESC(sb_port, "SB port # for " IDENT " driver (optional).");
116 module_param_array(irq, int, NULL, 0444);
117 MODULE_PARM_DESC(irq, "IRQ # for " IDENT " driver.");
118 module_param_array(mpu_irq, int, NULL, 0444);
119 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " IDENT " driver.");
120 module_param_array(dma1, int, NULL, 0444);
121 MODULE_PARM_DESC(dma1, "DMA1 # for " IDENT " driver.");
122 module_param_array(dma2, int, NULL, 0444);
123 MODULE_PARM_DESC(dma2, "DMA2 # for " IDENT " driver.");
124 
125 struct snd_card_cs4236 {
126 	struct resource *res_sb_port;
127 #ifdef CONFIG_PNP
128 	struct pnp_dev *wss;
129 	struct pnp_dev *ctrl;
130 	struct pnp_dev *mpu;
131 #endif
132 };
133 
134 static snd_card_t *snd_cs4236_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
135 
136 #ifdef CONFIG_PNP
137 
138 #define ISAPNP_CS4232(_va, _vb, _vc, _device, _wss, _ctrl, _mpu401) \
139 	{ \
140 		ISAPNP_CARD_ID(_va, _vb, _vc, _device), \
141 		.devs = { ISAPNP_DEVICE_ID(_va, _vb, _vc, _wss), \
142                           ISAPNP_DEVICE_ID(_va, _vb, _vc, _ctrl), \
143 			  ISAPNP_DEVICE_ID(_va, _vb, _vc, _mpu401) } \
144         }
145 #define ISAPNP_CS4232_1(_va, _vb, _vc, _device, _wss, _ctrl, _mpu401) \
146 	{ \
147 		ISAPNP_CARD_ID(_va, _vb, _vc, _device), \
148 		.devs = { ISAPNP_DEVICE_ID(_va, _vb, _vc, _wss), \
149                           ISAPNP_DEVICE_ID(_va, _vb, _vc, _ctrl), \
150 		 	  ISAPNP_DEVICE_ID('P', 'N', 'P', _mpu401) } \
151         }
152 #define ISAPNP_CS4232_WOMPU(_va, _vb, _vc, _device, _wss, _ctrl) \
153 	{ \
154 		ISAPNP_CARD_ID(_va, _vb, _vc, _device), \
155 		.devs = { ISAPNP_DEVICE_ID(_va, _vb, _vc, _wss), \
156                           ISAPNP_DEVICE_ID(_va, _vb, _vc, _ctrl) } \
157         }
158 
159 
160 #ifdef CS4232
161 static struct pnp_card_device_id snd_cs423x_pnpids[] = {
162 	/* Philips PCA70PS */
163 	{ .id = "CSC0d32", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
164 	/* TerraTec Maestro 32/96 (CS4232) */
165 	{ .id = "CSC1a32", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
166 	/* HP Omnibook 5500 onboard */
167 	{ .id = "CSC4232", .devs = { { "CSC0000" }, { "CSC0002" }, { "CSC0003" } } },
168 	/* Unnamed CS4236 card (Made in Taiwan) */
169 	{ .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
170 	/* Turtle Beach TBS-2000 (CS4232) */
171 	{ .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSCb006" } } },
172 	/* Turtle Beach Tropez Plus (CS4232) */
173 	{ .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
174 	/* SIC CrystalWave 32 (CS4232) */
175 	{ .id = "CSCf032", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
176 	/* --- */
177 	{ .id = "" }	/* end */
178 };
179 #else /* CS4236 */
180 static struct pnp_card_device_id snd_cs423x_pnpids[] = {
181 	/* Intel Marlin Spike Motherboard - CS4235 */
182 	{ .id = "CSC0225", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
183 	/* Intel Marlin Spike Motherboard (#2) - CS4235 */
184 	{ .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
185 	/* Unknown Intel mainboard - CS4235 */
186 	{ .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" } } },
187 	/* Genius Sound Maker 3DJ - CS4237B */
188 	{ .id = "CSC0437", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
189 	/* Digital PC 5000 Onboard - CS4236B */
190 	{ .id = "CSC0735", .devs = { { "CSC0000" }, { "CSC0010" } } },
191 	/* some uknown CS4236B */
192 	{ .id = "CSC0b35", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
193 	/* Intel PR440FX Onboard sound */
194 	{ .id = "CSC0b36", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
195 	/* CS4235 on mainboard without MPU */
196 	{ .id = "CSC1425", .devs = { { "CSC0100" }, { "CSC0110" } } },
197 	/* Gateway E1000 Onboard CS4236B */
198 	{ .id = "CSC1335", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
199 	/* HP 6330 Onboard sound */
200 	{ .id = "CSC1525", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
201 	/* Crystal Computer TidalWave128 */
202 	{ .id = "CSC1e37", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
203 	/* ACER AW37 - CS4235 */
204 	{ .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
205 	/* build-in soundcard in EliteGroup P5TX-LA motherboard - CS4237B */
206 	{ .id = "CSC4237", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
207 	/* Crystal 3D - CS4237B */
208 	{ .id = "CSC4336", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
209 	/* Typhoon Soundsystem PnP - CS4236B */
210 	{ .id = "CSC4536", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
211 	/* Crystal CX4235-XQ3 EP - CS4235 */
212 	{ .id = "CSC4625", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
213 	/* Crystal Semiconductors CS4237B */
214 	{ .id = "CSC4637", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
215 	/* NewClear 3D - CX4237B-XQ3 */
216 	{ .id = "CSC4837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
217 	/* Dell Optiplex GX1 - CS4236B */
218 	{ .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
219 	/* Dell P410 motherboard - CS4236B */
220 	{ .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" } } },
221 	/* Dell Workstation 400 Onboard - CS4236B */
222 	{ .id = "CSC6836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
223 	/* Turtle Beach Malibu - CS4237B */
224 	{ .id = "CSC7537", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
225 	/* CS4235 - onboard */
226 	{ .id = "CSC8025", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
227 	/* IBM Aptiva 2137 E24 Onboard - CS4237B */
228 	{ .id = "CSC8037", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
229 	/* IBM IntelliStation M Pro motherboard */
230 	{ .id = "CSCc835", .devs = { { "CSC0000" }, { "CSC0010" } } },
231 	/* Guillemot MaxiSound 16 PnP - CS4236B */
232 	{ .id = "CSC9836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
233 	/* Gallant SC-70P */
234 	{ .id = "CSC9837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
235 	/* TerraTec AudioSystem EWS64XL - CS4236B */
236 	{ .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" }, { "CSCa803" } } },
237 	/* TerraTec AudioSystem EWS64XL - CS4236B */
238 	{ .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" } } },
239 	/* ACER AW37/Pro - CS4235 */
240 	{ .id = "CSCd925", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
241 	/* ACER AW35/Pro - CS4237B */
242 	{ .id = "CSCd937", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
243 	/* CS4235 without MPU401 */
244 	{ .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" } } },
245 	/* Unknown SiS530 - CS4235 */
246 	{ .id = "CSC4825", .devs = { { "CSC0100" }, { "CSC0110" } } },
247 	/* IBM IntelliStation M Pro 6898 11U - CS4236B */
248 	{ .id = "CSCe835", .devs = { { "CSC0000" }, { "CSC0010" } } },
249 	/* IBM PC 300PL Onboard - CS4236B */
250 	{ .id = "CSCe836", .devs = { { "CSC0000" }, { "CSC0010" } } },
251 	/* Some noname CS4236 based card */
252 	{ .id = "CSCe936", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
253 	/* CS4236B */
254 	{ .id = "CSCf235", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
255 	/* CS4236B */
256 	{ .id = "CSCf238", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
257 	/* --- */
258 	{ .id = "" }	/* end */
259 };
260 #endif
261 
262 MODULE_DEVICE_TABLE(pnp_card, snd_cs423x_pnpids);
263 
264 static int __devinit snd_card_cs4236_pnp(int dev, struct snd_card_cs4236 *acard,
265 					 struct pnp_card_link *card,
266 					 const struct pnp_card_device_id *id)
267 {
268 	struct pnp_dev *pdev;
269 	struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
270 	int err;
271 
272 	if (!cfg)
273 		return -ENOMEM;
274 
275 	acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL);
276 	if (acard->wss == NULL) {
277 		kfree(cfg);
278 		return -EBUSY;
279 	}
280 	acard->ctrl = pnp_request_card_device(card, id->devs[1].id, NULL);
281 	if (acard->ctrl == NULL) {
282 		kfree(cfg);
283 		return -EBUSY;
284 	}
285 	if (id->devs[2].id[0]) {
286 		acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
287 		if (acard->mpu == NULL) {
288 			kfree(cfg);
289 			return -EBUSY;
290 		}
291 	}
292 
293 	/* WSS initialization */
294 	pdev = acard->wss;
295 	pnp_init_resource_table(cfg);
296 	if (port[dev] != SNDRV_AUTO_PORT)
297 		pnp_resource_change(&cfg->port_resource[0], port[dev], 4);
298 	if (fm_port[dev] != SNDRV_AUTO_PORT && fm_port[dev] > 0)
299 		pnp_resource_change(&cfg->port_resource[1], fm_port[dev], 4);
300 	if (sb_port[dev] != SNDRV_AUTO_PORT)
301 		pnp_resource_change(&cfg->port_resource[2], sb_port[dev], 16);
302 	if (irq[dev] != SNDRV_AUTO_IRQ)
303 		pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
304 	if (dma1[dev] != SNDRV_AUTO_DMA)
305 		pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1);
306 	if (dma2[dev] != SNDRV_AUTO_DMA)
307 		pnp_resource_change(&cfg->dma_resource[1], dma2[dev] < 0 ? 4 : dma2[dev], 1);
308 	err = pnp_manual_config_dev(pdev, cfg, 0);
309 	if (err < 0)
310 		snd_printk(KERN_ERR IDENT " WSS PnP manual resources are invalid, using auto config\n");
311 	err = pnp_activate_dev(pdev);
312 	if (err < 0) {
313 		kfree(cfg);
314 		printk(KERN_ERR IDENT " WSS PnP configure failed for WSS (out of resources?)\n");
315 		return -EBUSY;
316 	}
317 	port[dev] = pnp_port_start(pdev, 0);
318 	if (fm_port[dev] > 0)
319 		fm_port[dev] = pnp_port_start(pdev, 1);
320 	sb_port[dev] = pnp_port_start(pdev, 2);
321 	irq[dev] = pnp_irq(pdev, 0);
322 	dma1[dev] = pnp_dma(pdev, 0);
323 	dma2[dev] = pnp_dma(pdev, 1) == 4 ? -1 : (int)pnp_dma(pdev, 1);
324 	snd_printdd("isapnp WSS: wss port=0x%lx, fm port=0x%lx, sb port=0x%lx\n",
325 			port[dev], fm_port[dev], sb_port[dev]);
326 	snd_printdd("isapnp WSS: irq=%i, dma1=%i, dma2=%i\n",
327 			irq[dev], dma1[dev], dma2[dev]);
328 	/* CTRL initialization */
329 	if (acard->ctrl && cport[dev] > 0) {
330 		pdev = acard->ctrl;
331 		pnp_init_resource_table(cfg);
332 		if (cport[dev] != SNDRV_AUTO_PORT)
333 			pnp_resource_change(&cfg->port_resource[0], cport[dev], 8);
334 		err = pnp_manual_config_dev(pdev, cfg, 0);
335 		if (err < 0)
336 			snd_printk(KERN_ERR IDENT " CTRL PnP manual resources are invalid, using auto config\n");
337 		err = pnp_activate_dev(pdev);
338 		if (err < 0) {
339 			kfree(cfg);
340 			printk(KERN_ERR IDENT " CTRL PnP configure failed for WSS (out of resources?)\n");
341 			return -EBUSY;
342 		}
343 		cport[dev] = pnp_port_start(pdev, 0);
344 		snd_printdd("isapnp CTRL: control port=0x%lx\n", cport[dev]);
345 	}
346 	/* MPU initialization */
347 	if (acard->mpu && mpu_port[dev] > 0) {
348 		pdev = acard->mpu;
349 		pnp_init_resource_table(cfg);
350 		if (mpu_port[dev] != SNDRV_AUTO_PORT)
351 			pnp_resource_change(&cfg->port_resource[0], mpu_port[dev], 2);
352 		if (mpu_irq[dev] != SNDRV_AUTO_IRQ && mpu_irq[dev] >= 0 &&
353 		    pnp_irq_valid(pdev, 0))
354 			pnp_resource_change(&cfg->irq_resource[0], mpu_irq[dev], 1);
355 		err = pnp_manual_config_dev(pdev, cfg, 0);
356 		if (err < 0)
357 			snd_printk(KERN_ERR IDENT " MPU401 PnP manual resources are invalid, using auto config\n");
358 		err = pnp_activate_dev(pdev);
359 		if (err < 0) {
360 			printk(KERN_ERR IDENT " MPU401 PnP configure failed for WSS (out of resources?)\n");
361 			mpu_port[dev] = SNDRV_AUTO_PORT;
362 			mpu_irq[dev] = SNDRV_AUTO_IRQ;
363 		} else {
364 			mpu_port[dev] = pnp_port_start(pdev, 0);
365 			if (mpu_irq[dev] >= 0 &&
366 			    pnp_irq_valid(pdev, 0) && pnp_irq(pdev, 0) >= 0) {
367 				mpu_irq[dev] = pnp_irq(pdev, 0);
368 			} else {
369 				mpu_irq[dev] = -1;	/* disable interrupt */
370 			}
371 		}
372 		snd_printdd("isapnp MPU: port=0x%lx, irq=%i\n", mpu_port[dev], mpu_irq[dev]);
373 	}
374 	kfree(cfg);
375 	return 0;
376 }
377 #endif /* CONFIG_PNP */
378 
379 static void snd_card_cs4236_free(snd_card_t *card)
380 {
381 	struct snd_card_cs4236 *acard = (struct snd_card_cs4236 *)card->private_data;
382 
383 	if (acard) {
384 		if (acard->res_sb_port) {
385 			release_resource(acard->res_sb_port);
386 			kfree_nocheck(acard->res_sb_port);
387 		}
388 	}
389 }
390 
391 static int __devinit snd_card_cs423x_probe(int dev, struct pnp_card_link *pcard,
392 					   const struct pnp_card_device_id *pid)
393 {
394 	snd_card_t *card;
395 	struct snd_card_cs4236 *acard;
396 	snd_pcm_t *pcm = NULL;
397 	cs4231_t *chip;
398 	opl3_t *opl3;
399 	int err;
400 
401 #ifdef CONFIG_PNP
402 	if (!isapnp[dev]) {
403 #endif
404 		if (port[dev] == SNDRV_AUTO_PORT) {
405 			snd_printk("specify port\n");
406 			return -EINVAL;
407 		}
408 		if (cport[dev] == SNDRV_AUTO_PORT) {
409 			snd_printk("specify cport\n");
410 			return -EINVAL;
411 		}
412 #ifdef CONFIG_PNP
413 	}
414 #endif
415 	card = snd_card_new(index[dev], id[dev], THIS_MODULE,
416 			    sizeof(struct snd_card_cs4236));
417 	if (card == NULL)
418 		return -ENOMEM;
419 	acard = (struct snd_card_cs4236 *)card->private_data;
420 	card->private_free = snd_card_cs4236_free;
421 #ifdef CONFIG_PNP
422 	if (isapnp[dev]) {
423 		if ((err = snd_card_cs4236_pnp(dev, acard, pcard, pid))<0) {
424 			printk(KERN_ERR "isapnp detection failed and probing for " IDENT " is not supported\n");
425 			snd_card_free(card);
426 			return -ENXIO;
427 		}
428 		snd_card_set_dev(card, &pcard->card->dev);
429 	}
430 #endif
431 	if (sb_port[dev] > 0 && sb_port[dev] != SNDRV_AUTO_PORT)
432 		if ((acard->res_sb_port = request_region(sb_port[dev], 16, IDENT " SB")) == NULL) {
433 			printk(KERN_ERR IDENT ": unable to register SB port at 0x%lx\n", sb_port[dev]);
434 			snd_card_free(card);
435 			return -ENOMEM;
436 		}
437 
438 #ifdef CS4232
439 	if ((err = snd_cs4231_create(card,
440 				     port[dev],
441 				     cport[dev],
442 				     irq[dev],
443 				     dma1[dev],
444 				     dma2[dev],
445 				     CS4231_HW_DETECT,
446 				     0,
447 				     &chip)) < 0) {
448 		snd_card_free(card);
449 		return err;
450 	}
451 	if ((err = snd_cs4231_pcm(chip, 0, &pcm)) < 0) {
452 		snd_card_free(card);
453 		return err;
454 	}
455 	if ((err = snd_cs4231_mixer(chip)) < 0) {
456 		snd_card_free(card);
457 		return err;
458 	}
459 
460 #else /* CS4236 */
461 	if ((err = snd_cs4236_create(card,
462 				     port[dev],
463 				     cport[dev],
464 				     irq[dev],
465 				     dma1[dev],
466 				     dma2[dev],
467 				     CS4231_HW_DETECT,
468 				     0,
469 				     &chip)) < 0) {
470 		snd_card_free(card);
471 		return err;
472 	}
473 	if ((err = snd_cs4236_pcm(chip, 0, &pcm)) < 0) {
474 		snd_card_free(card);
475 		return err;
476 	}
477 	if ((err = snd_cs4236_mixer(chip)) < 0) {
478 		snd_card_free(card);
479 		return err;
480 	}
481 #endif
482 	strcpy(card->driver, pcm->name);
483 	strcpy(card->shortname, pcm->name);
484 	sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i",
485 		pcm->name,
486 		chip->port,
487 		irq[dev],
488 		dma1[dev]);
489 	if (dma2[dev] >= 0)
490 		sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]);
491 
492 	if ((err = snd_cs4231_timer(chip, 0, NULL)) < 0) {
493 		snd_card_free(card);
494 		return err;
495 	}
496 
497 	if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
498 		if (snd_opl3_create(card,
499 				    fm_port[dev], fm_port[dev] + 2,
500 				    OPL3_HW_OPL3_CS, 0, &opl3) < 0) {
501 			printk(KERN_ERR IDENT ": OPL3 not detected\n");
502 		} else {
503 			if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
504 				snd_card_free(card);
505 				return err;
506 			}
507 		}
508 	}
509 
510 	if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
511 		if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
512 			mpu_irq[dev] = -1;
513 		if (snd_mpu401_uart_new(card, 0, MPU401_HW_CS4232,
514 					mpu_port[dev], 0,
515 					mpu_irq[dev],
516 					mpu_irq[dev] >= 0 ? SA_INTERRUPT : 0, NULL) < 0)
517 			printk(KERN_ERR IDENT ": MPU401 not detected\n");
518 	}
519 	if ((err = snd_card_register(card)) < 0) {
520 		snd_card_free(card);
521 		return err;
522 	}
523 	if (pcard)
524 		pnp_set_card_drvdata(pcard, card);
525 	else
526 		snd_cs4236_legacy[dev] = card;
527 	return 0;
528 }
529 
530 #ifdef CONFIG_PNP
531 static int __devinit snd_cs423x_pnp_detect(struct pnp_card_link *card,
532 					   const struct pnp_card_device_id *id)
533 {
534 	static int dev;
535 	int res;
536 
537 	for ( ; dev < SNDRV_CARDS; dev++) {
538 		if (!enable[dev] || !isapnp[dev])
539 			continue;
540 		res = snd_card_cs423x_probe(dev, card, id);
541 		if (res < 0)
542 			return res;
543 		dev++;
544 		return 0;
545 	}
546 	return -ENODEV;
547 }
548 
549 static void __devexit snd_cs423x_pnp_remove(struct pnp_card_link * pcard)
550 {
551 	snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard);
552 
553 	snd_card_disconnect(card);
554 	snd_card_free_in_thread(card);
555 }
556 
557 static struct pnp_card_driver cs423x_pnpc_driver = {
558 	.flags = PNP_DRIVER_RES_DISABLE,
559 	.name = "cs423x",
560 	.id_table = snd_cs423x_pnpids,
561 	.probe = snd_cs423x_pnp_detect,
562 	.remove = __devexit_p(snd_cs423x_pnp_remove),
563 };
564 #endif /* CONFIG_PNP */
565 
566 static int __init alsa_card_cs423x_init(void)
567 {
568 	int dev, cards = 0;
569 
570 	for (dev = 0; dev < SNDRV_CARDS; dev++) {
571 		if (!enable[dev])
572 			continue;
573 #ifdef CONFIG_PNP
574 		if (isapnp[dev])
575 			continue;
576 #endif
577 		if (snd_card_cs423x_probe(dev, NULL, NULL) >= 0)
578 			cards++;
579 	}
580 #ifdef CONFIG_PNP
581 	cards += pnp_register_card_driver(&cs423x_pnpc_driver);
582 #endif
583 	if (!cards) {
584 #ifdef CONFIG_PNP
585 		pnp_unregister_card_driver(&cs423x_pnpc_driver);
586 #endif
587 #ifdef MODULE
588 		printk(KERN_ERR IDENT " soundcard not found or device busy\n");
589 #endif
590 		return -ENODEV;
591 	}
592 	return 0;
593 }
594 
595 static void __exit alsa_card_cs423x_exit(void)
596 {
597 	int idx;
598 
599 #ifdef CONFIG_PNP
600 	/* PnP cards first */
601 	pnp_unregister_card_driver(&cs423x_pnpc_driver);
602 #endif
603 	for (idx = 0; idx < SNDRV_CARDS; idx++)
604 		snd_card_free(snd_cs4236_legacy[idx]);
605 }
606 
607 module_init(alsa_card_cs423x_init)
608 module_exit(alsa_card_cs423x_exit)
609