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