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32#include <sound/driver.h>
33#include <asm/io.h>
34#include <linux/delay.h>
35#include <linux/init.h>
36#include <linux/time.h>
37#include <linux/wait.h>
38#include <linux/pnp.h>
39#include <linux/moduleparam.h>
40#include <sound/core.h>
41#include <sound/initval.h>
42#include <sound/cs4231.h>
43#include <sound/mpu401.h>
44#include <sound/opl3.h>
45
46#define PFX "azt2320: "
47
48MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
49MODULE_DESCRIPTION("Aztech Systems AZT2320");
50MODULE_LICENSE("GPL");
51MODULE_SUPPORTED_DEVICE("{{Aztech Systems,PRO16V},"
52 "{Aztech Systems,AZT2320},"
53 "{Aztech Systems,AZT3300},"
54 "{Aztech Systems,AZT2320},"
55 "{Aztech Systems,AZT3000}}");
56
57static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
58static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
59static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP;
60static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
61static long wss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
62static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
63static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
64static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
65static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
66static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
67static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
68
69module_param_array(index, int, NULL, 0444);
70MODULE_PARM_DESC(index, "Index value for azt2320 based soundcard.");
71module_param_array(id, charp, NULL, 0444);
72MODULE_PARM_DESC(id, "ID string for azt2320 based soundcard.");
73module_param_array(enable, bool, NULL, 0444);
74MODULE_PARM_DESC(enable, "Enable azt2320 based soundcard.");
75module_param_array(port, long, NULL, 0444);
76MODULE_PARM_DESC(port, "Port # for azt2320 driver.");
77module_param_array(wss_port, long, NULL, 0444);
78MODULE_PARM_DESC(wss_port, "WSS Port # for azt2320 driver.");
79module_param_array(mpu_port, long, NULL, 0444);
80MODULE_PARM_DESC(mpu_port, "MPU-401 port # for azt2320 driver.");
81module_param_array(fm_port, long, NULL, 0444);
82MODULE_PARM_DESC(fm_port, "FM port # for azt2320 driver.");
83module_param_array(irq, int, NULL, 0444);
84MODULE_PARM_DESC(irq, "IRQ # for azt2320 driver.");
85module_param_array(mpu_irq, int, NULL, 0444);
86MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for azt2320 driver.");
87module_param_array(dma1, int, NULL, 0444);
88MODULE_PARM_DESC(dma1, "1st DMA # for azt2320 driver.");
89module_param_array(dma2, int, NULL, 0444);
90MODULE_PARM_DESC(dma2, "2nd DMA # for azt2320 driver.");
91
92struct snd_card_azt2320 {
93 int dev_no;
94 struct pnp_dev *dev;
95 struct pnp_dev *devmpu;
96 struct snd_cs4231 *chip;
97};
98
99static struct pnp_card_device_id snd_azt2320_pnpids[] = {
100
101 { .id = "AZT1008", .devs = { { "AZT1008" }, { "AZT2001" }, } },
102
103 { .id = "AZT2320", .devs = { { "AZT0001" }, { "AZT0002" }, } },
104
105 { .id = "AZT3000", .devs = { { "AZT1003" }, { "AZT2001" }, } },
106
107 { .id = "AZT3002", .devs = { { "AZT1004" }, { "AZT2001" }, } },
108
109 { .id = "AZT3005", .devs = { { "AZT1003" }, { "AZT2001" }, } },
110
111 { .id = "AZT3011", .devs = { { "AZT1003" }, { "AZT2001" }, } },
112 { .id = "" }
113};
114
115MODULE_DEVICE_TABLE(pnp_card, snd_azt2320_pnpids);
116
117#define DRIVER_NAME "snd-card-azt2320"
118
119static int __devinit snd_card_azt2320_pnp(int dev, struct snd_card_azt2320 *acard,
120 struct pnp_card_link *card,
121 const struct pnp_card_device_id *id)
122{
123 struct pnp_dev *pdev;
124 struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
125 int err;
126
127 if (!cfg)
128 return -ENOMEM;
129
130 acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
131 if (acard->dev == NULL) {
132 kfree(cfg);
133 return -ENODEV;
134 }
135
136 acard->devmpu = pnp_request_card_device(card, id->devs[1].id, NULL);
137
138 pdev = acard->dev;
139 pnp_init_resource_table(cfg);
140
141
142 if (port[dev] != SNDRV_AUTO_PORT)
143 pnp_resource_change(&cfg->port_resource[0], port[dev], 16);
144 if (fm_port[dev] != SNDRV_AUTO_PORT)
145 pnp_resource_change(&cfg->port_resource[1], fm_port[dev], 4);
146 if (wss_port[dev] != SNDRV_AUTO_PORT)
147 pnp_resource_change(&cfg->port_resource[2], wss_port[dev], 4);
148 if (dma1[dev] != SNDRV_AUTO_DMA)
149 pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1);
150 if (dma2[dev] != SNDRV_AUTO_DMA)
151 pnp_resource_change(&cfg->dma_resource[1], dma2[dev], 1);
152 if (irq[dev] != SNDRV_AUTO_IRQ)
153 pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
154 if ((pnp_manual_config_dev(pdev, cfg, 0)) < 0)
155 snd_printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n");
156
157 err = pnp_activate_dev(pdev);
158 if (err < 0) {
159 snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
160 kfree(cfg);
161 return err;
162 }
163 port[dev] = pnp_port_start(pdev, 0);
164 fm_port[dev] = pnp_port_start(pdev, 1);
165 wss_port[dev] = pnp_port_start(pdev, 2);
166 dma1[dev] = pnp_dma(pdev, 0);
167 dma2[dev] = pnp_dma(pdev, 1);
168 irq[dev] = pnp_irq(pdev, 0);
169
170 pdev = acard->devmpu;
171 if (pdev != NULL) {
172 pnp_init_resource_table(cfg);
173 if (mpu_port[dev] != SNDRV_AUTO_PORT)
174 pnp_resource_change(&cfg->port_resource[0], mpu_port[dev], 2);
175 if (mpu_irq[dev] != SNDRV_AUTO_IRQ)
176 pnp_resource_change(&cfg->irq_resource[0], mpu_irq[dev], 1);
177 if ((pnp_manual_config_dev(pdev, cfg, 0)) < 0)
178 snd_printk(KERN_ERR PFX "MPU401 the requested resources are invalid, using auto config\n");
179 err = pnp_activate_dev(pdev);
180 if (err < 0)
181 goto __mpu_error;
182 mpu_port[dev] = pnp_port_start(pdev, 0);
183 mpu_irq[dev] = pnp_irq(pdev, 0);
184 } else {
185 __mpu_error:
186 if (pdev) {
187 pnp_release_card_device(pdev);
188 snd_printk(KERN_ERR PFX "MPU401 pnp configure failure, skipping\n");
189 }
190 acard->devmpu = NULL;
191 mpu_port[dev] = -1;
192 }
193
194 kfree (cfg);
195 return 0;
196}
197
198
199static int __devinit snd_card_azt2320_command(unsigned long port, unsigned char val)
200{
201 int i;
202 unsigned long limit;
203
204 limit = jiffies + HZ / 10;
205 for (i = 50000; i && time_after(limit, jiffies); i--)
206 if (!(inb(port + 0x0c) & 0x80)) {
207 outb(val, port + 0x0c);
208 return 0;
209 }
210 return -EBUSY;
211}
212
213static int __devinit snd_card_azt2320_enable_wss(unsigned long port)
214{
215 int error;
216
217 if ((error = snd_card_azt2320_command(port, 0x09)))
218 return error;
219 if ((error = snd_card_azt2320_command(port, 0x00)))
220 return error;
221
222 mdelay(5);
223 return 0;
224}
225
226static int __devinit snd_card_azt2320_probe(int dev,
227 struct pnp_card_link *pcard,
228 const struct pnp_card_device_id *pid)
229{
230 int error;
231 struct snd_card *card;
232 struct snd_card_azt2320 *acard;
233 struct snd_cs4231 *chip;
234 struct snd_opl3 *opl3;
235
236 if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE,
237 sizeof(struct snd_card_azt2320))) == NULL)
238 return -ENOMEM;
239 acard = (struct snd_card_azt2320 *)card->private_data;
240
241 if ((error = snd_card_azt2320_pnp(dev, acard, pcard, pid))) {
242 snd_card_free(card);
243 return error;
244 }
245 snd_card_set_dev(card, &pcard->card->dev);
246
247 if ((error = snd_card_azt2320_enable_wss(port[dev]))) {
248 snd_card_free(card);
249 return error;
250 }
251
252 if ((error = snd_cs4231_create(card, wss_port[dev], -1,
253 irq[dev],
254 dma1[dev],
255 dma2[dev],
256 CS4231_HW_DETECT, 0, &chip)) < 0) {
257 snd_card_free(card);
258 return error;
259 }
260
261 strcpy(card->driver, "AZT2320");
262 strcpy(card->shortname, "Aztech AZT2320");
263 sprintf(card->longname, "%s, WSS at 0x%lx, irq %i, dma %i&%i",
264 card->shortname, chip->port, irq[dev], dma1[dev], dma2[dev]);
265
266 if ((error = snd_cs4231_pcm(chip, 0, NULL)) < 0) {
267 snd_card_free(card);
268 return error;
269 }
270 if ((error = snd_cs4231_mixer(chip)) < 0) {
271 snd_card_free(card);
272 return error;
273 }
274 if ((error = snd_cs4231_timer(chip, 0, NULL)) < 0) {
275 snd_card_free(card);
276 return error;
277 }
278
279 if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
280 if (snd_mpu401_uart_new(card, 0, MPU401_HW_AZT2320,
281 mpu_port[dev], 0,
282 mpu_irq[dev], IRQF_DISABLED,
283 NULL) < 0)
284 snd_printk(KERN_ERR PFX "no MPU-401 device at 0x%lx\n", mpu_port[dev]);
285 }
286
287 if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
288 if (snd_opl3_create(card,
289 fm_port[dev], fm_port[dev] + 2,
290 OPL3_HW_AUTO, 0, &opl3) < 0) {
291 snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx\n",
292 fm_port[dev], fm_port[dev] + 2);
293 } else {
294 if ((error = snd_opl3_timer_new(opl3, 1, 2)) < 0) {
295 snd_card_free(card);
296 return error;
297 }
298 if ((error = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
299 snd_card_free(card);
300 return error;
301 }
302 }
303 }
304
305 if ((error = snd_card_register(card)) < 0) {
306 snd_card_free(card);
307 return error;
308 }
309 pnp_set_card_drvdata(pcard, card);
310 return 0;
311}
312
313static unsigned int __devinitdata azt2320_devices;
314
315static int __devinit snd_azt2320_pnp_detect(struct pnp_card_link *card,
316 const struct pnp_card_device_id *id)
317{
318 static int dev;
319 int res;
320
321 for ( ; dev < SNDRV_CARDS; dev++) {
322 if (!enable[dev])
323 continue;
324 res = snd_card_azt2320_probe(dev, card, id);
325 if (res < 0)
326 return res;
327 dev++;
328 azt2320_devices++;
329 return 0;
330 }
331 return -ENODEV;
332}
333
334static void __devexit snd_azt2320_pnp_remove(struct pnp_card_link * pcard)
335{
336 snd_card_free(pnp_get_card_drvdata(pcard));
337 pnp_set_card_drvdata(pcard, NULL);
338}
339
340#ifdef CONFIG_PM
341static int snd_azt2320_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
342{
343 struct snd_card *card = pnp_get_card_drvdata(pcard);
344 struct snd_card_azt2320 *acard = card->private_data;
345 struct snd_cs4231 *chip = acard->chip;
346
347 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
348 chip->suspend(chip);
349 return 0;
350}
351
352static int snd_azt2320_pnp_resume(struct pnp_card_link *pcard)
353{
354 struct snd_card *card = pnp_get_card_drvdata(pcard);
355 struct snd_card_azt2320 *acard = card->private_data;
356 struct snd_cs4231 *chip = acard->chip;
357
358 chip->resume(chip);
359 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
360 return 0;
361}
362#endif
363
364static struct pnp_card_driver azt2320_pnpc_driver = {
365 .flags = PNP_DRIVER_RES_DISABLE,
366 .name = "azt2320",
367 .id_table = snd_azt2320_pnpids,
368 .probe = snd_azt2320_pnp_detect,
369 .remove = __devexit_p(snd_azt2320_pnp_remove),
370#ifdef CONFIG_PM
371 .suspend = snd_azt2320_pnp_suspend,
372 .resume = snd_azt2320_pnp_resume,
373#endif
374};
375
376static int __init alsa_card_azt2320_init(void)
377{
378 int err;
379
380 err = pnp_register_card_driver(&azt2320_pnpc_driver);
381 if (err)
382 return err;
383
384 if (!azt2320_devices) {
385 pnp_unregister_card_driver(&azt2320_pnpc_driver);
386#ifdef MODULE
387 snd_printk(KERN_ERR "no AZT2320 based soundcards found\n");
388#endif
389 return -ENODEV;
390 }
391 return 0;
392}
393
394static void __exit alsa_card_azt2320_exit(void)
395{
396 pnp_unregister_card_driver(&azt2320_pnpc_driver);
397}
398
399module_init(alsa_card_azt2320_init)
400module_exit(alsa_card_azt2320_exit)
401
