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RT-AC66 3.0.0.4.374.130 core
[tomato.git] / release / src-rt-6.x / linux / linux-2.6 / sound / isa / sb / sb16.c
blobc4ba24bfd27c76d2519ddea091c18d64adf030c6
1 /*
2 * Driver for SoundBlaster 16/AWE32/AWE64 soundcards
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 <asm/dma.h>
24 #include <linux/init.h>
25 #include <linux/slab.h>
26 #include <linux/pnp.h>
27 #include <linux/err.h>
28 #include <linux/isa.h>
29 #include <linux/moduleparam.h>
30 #include <sound/core.h>
31 #include <sound/sb.h>
32 #include <sound/sb16_csp.h>
33 #include <sound/mpu401.h>
34 #include <sound/opl3.h>
35 #include <sound/emu8000.h>
36 #include <sound/seq_device.h>
37 #define SNDRV_LEGACY_FIND_FREE_IRQ
38 #define SNDRV_LEGACY_FIND_FREE_DMA
39 #include <sound/initval.h>
40
41 #ifdef SNDRV_SBAWE
42 #define PFX "sbawe: "
43 #else
44 #define PFX "sb16: "
45 #endif
46
47 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
48 MODULE_LICENSE("GPL");
49 #ifndef SNDRV_SBAWE
50 MODULE_DESCRIPTION("Sound Blaster 16");
51 MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB 16},"
52 "{Creative Labs,SB Vibra16S},"
53 "{Creative Labs,SB Vibra16C},"
54 "{Creative Labs,SB Vibra16CL},"
55 "{Creative Labs,SB Vibra16X}}");
56 #else
57 MODULE_DESCRIPTION("Sound Blaster AWE");
58 MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB AWE 32},"
59 "{Creative Labs,SB AWE 64},"
60 "{Creative Labs,SB AWE 64 Gold}}");
61 #endif
62
63 #if 0
64 #define SNDRV_DEBUG_IRQ
65 #endif
66
67 #if defined(SNDRV_SBAWE) && (defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE)))
68 #define SNDRV_SBAWE_EMU8000
69 #endif
70
71 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
72 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
73 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
74 #ifdef CONFIG_PNP
75 static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
76 #endif
77 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260,0x280 */
78 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x330,0x300 */
79 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
80 #ifdef SNDRV_SBAWE_EMU8000
81 static long awe_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
82 #endif
83 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
84 static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
85 static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 5,6,7 */
86 static int mic_agc[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
87 #ifdef CONFIG_SND_SB16_CSP
88 static int csp[SNDRV_CARDS];
89 #endif
90 #ifdef SNDRV_SBAWE_EMU8000
91 static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
92 #endif
93
94 module_param_array(index, int, NULL, 0444);
95 MODULE_PARM_DESC(index, "Index value for SoundBlaster 16 soundcard.");
96 module_param_array(id, charp, NULL, 0444);
97 MODULE_PARM_DESC(id, "ID string for SoundBlaster 16 soundcard.");
98 module_param_array(enable, bool, NULL, 0444);
99 MODULE_PARM_DESC(enable, "Enable SoundBlaster 16 soundcard.");
100 #ifdef CONFIG_PNP
101 module_param_array(isapnp, bool, NULL, 0444);
102 MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
103 #endif
104 module_param_array(port, long, NULL, 0444);
105 MODULE_PARM_DESC(port, "Port # for SB16 driver.");
106 module_param_array(mpu_port, long, NULL, 0444);
107 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for SB16 driver.");
108 module_param_array(fm_port, long, NULL, 0444);
109 MODULE_PARM_DESC(fm_port, "FM port # for SB16 PnP driver.");
110 #ifdef SNDRV_SBAWE_EMU8000
111 module_param_array(awe_port, long, NULL, 0444);
112 MODULE_PARM_DESC(awe_port, "AWE port # for SB16 PnP driver.");
113 #endif
114 module_param_array(irq, int, NULL, 0444);
115 MODULE_PARM_DESC(irq, "IRQ # for SB16 driver.");
116 module_param_array(dma8, int, NULL, 0444);
117 MODULE_PARM_DESC(dma8, "8-bit DMA # for SB16 driver.");
118 module_param_array(dma16, int, NULL, 0444);
119 MODULE_PARM_DESC(dma16, "16-bit DMA # for SB16 driver.");
120 module_param_array(mic_agc, int, NULL, 0444);
121 MODULE_PARM_DESC(mic_agc, "Mic Auto-Gain-Control switch.");
122 #ifdef CONFIG_SND_SB16_CSP
123 module_param_array(csp, int, NULL, 0444);
124 MODULE_PARM_DESC(csp, "ASP/CSP chip support.");
125 #endif
126 #ifdef SNDRV_SBAWE_EMU8000
127 module_param_array(seq_ports, int, NULL, 0444);
128 MODULE_PARM_DESC(seq_ports, "Number of sequencer ports for WaveTable synth.");
129 #endif
130
131 #ifdef CONFIG_PNP
132 static int isa_registered;
133 static int pnp_registered;
134 #endif
135
136 struct snd_card_sb16 {
137 struct resource *fm_res; /* used to block FM i/o region for legacy cards */
138 struct snd_sb *chip;
139 #ifdef CONFIG_PNP
140 int dev_no;
141 struct pnp_dev *dev;
142 #ifdef SNDRV_SBAWE_EMU8000
143 struct pnp_dev *devwt;
144 #endif
145 #endif
146 };
147
148 #ifdef CONFIG_PNP
149
150 static struct pnp_card_device_id snd_sb16_pnpids[] = {
151 #ifndef SNDRV_SBAWE
152 /* Sound Blaster 16 PnP */
153 { .id = "CTL0024", .devs = { { "CTL0031" } } },
154 /* Sound Blaster 16 PnP */
155 { .id = "CTL0025", .devs = { { "CTL0031" } } },
156 /* Sound Blaster 16 PnP */
157 { .id = "CTL0026", .devs = { { "CTL0031" } } },
158 /* Sound Blaster 16 PnP */
159 { .id = "CTL0027", .devs = { { "CTL0031" } } },
160 /* Sound Blaster 16 PnP */
161 { .id = "CTL0028", .devs = { { "CTL0031" } } },
162 /* Sound Blaster 16 PnP */
163 { .id = "CTL0029", .devs = { { "CTL0031" } } },
164 /* Sound Blaster 16 PnP */
165 { .id = "CTL002a", .devs = { { "CTL0031" } } },
166 /* Sound Blaster 16 PnP */
167 /* Note: This card has also a CTL0051:StereoEnhance device!!! */
168 { .id = "CTL002b", .devs = { { "CTL0031" } } },
169 /* Sound Blaster 16 PnP */
170 { .id = "CTL002c", .devs = { { "CTL0031" } } },
171 /* Sound Blaster Vibra16S */
172 { .id = "CTL0051", .devs = { { "CTL0001" } } },
173 /* Sound Blaster Vibra16C */
174 { .id = "CTL0070", .devs = { { "CTL0001" } } },
175 /* Sound Blaster Vibra16CL - added by ctm@ardi.com */
176 { .id = "CTL0080", .devs = { { "CTL0041" } } },
177 /* Sound Blaster 16 'value' PnP. It says model ct4130 on the pcb, */
178 /* but ct4131 on a sticker on the board.. */
179 { .id = "CTL0086", .devs = { { "CTL0041" } } },
180 /* Sound Blaster Vibra16X */
181 { .id = "CTL00f0", .devs = { { "CTL0043" } } },
182 /* Sound Blaster 16 (Virtual PC 2004) */
183 { .id = "tBA03b0", .devs = { {.id="PNPb003" } } },
184 #else /* SNDRV_SBAWE defined */
185 /* Sound Blaster AWE 32 PnP */
186 { .id = "CTL0035", .devs = { { "CTL0031" }, { "CTL0021" } } },
187 /* Sound Blaster AWE 32 PnP */
188 { .id = "CTL0039", .devs = { { "CTL0031" }, { "CTL0021" } } },
189 /* Sound Blaster AWE 32 PnP */
190 { .id = "CTL0042", .devs = { { "CTL0031" }, { "CTL0021" } } },
191 /* Sound Blaster AWE 32 PnP */
192 { .id = "CTL0043", .devs = { { "CTL0031" }, { "CTL0021" } } },
193 /* Sound Blaster AWE 32 PnP */
194 /* Note: This card has also a CTL0051:StereoEnhance device!!! */
195 { .id = "CTL0044", .devs = { { "CTL0031" }, { "CTL0021" } } },
196 /* Sound Blaster AWE 32 PnP */
197 /* Note: This card has also a CTL0051:StereoEnhance device!!! */
198 { .id = "CTL0045", .devs = { { "CTL0031" }, { "CTL0021" } } },
199 /* Sound Blaster AWE 32 PnP */
200 { .id = "CTL0046", .devs = { { "CTL0031" }, { "CTL0021" } } },
201 /* Sound Blaster AWE 32 PnP */
202 { .id = "CTL0047", .devs = { { "CTL0031" }, { "CTL0021" } } },
203 /* Sound Blaster AWE 32 PnP */
204 { .id = "CTL0048", .devs = { { "CTL0031" }, { "CTL0021" } } },
205 /* Sound Blaster AWE 32 PnP */
206 { .id = "CTL0054", .devs = { { "CTL0031" }, { "CTL0021" } } },
207 /* Sound Blaster AWE 32 PnP */
208 { .id = "CTL009a", .devs = { { "CTL0041" }, { "CTL0021" } } },
209 /* Sound Blaster AWE 32 PnP */
210 { .id = "CTL009c", .devs = { { "CTL0041" }, { "CTL0021" } } },
211 /* Sound Blaster 32 PnP */
212 { .id = "CTL009f", .devs = { { "CTL0041" }, { "CTL0021" } } },
213 /* Sound Blaster AWE 64 PnP */
214 { .id = "CTL009d", .devs = { { "CTL0042" }, { "CTL0022" } } },
215 /* Sound Blaster AWE 64 PnP Gold */
216 { .id = "CTL009e", .devs = { { "CTL0044" }, { "CTL0023" } } },
217 /* Sound Blaster AWE 64 PnP Gold */
218 { .id = "CTL00b2", .devs = { { "CTL0044" }, { "CTL0023" } } },
219 /* Sound Blaster AWE 64 PnP */
220 { .id = "CTL00c1", .devs = { { "CTL0042" }, { "CTL0022" } } },
221 /* Sound Blaster AWE 64 PnP */
222 { .id = "CTL00c3", .devs = { { "CTL0045" }, { "CTL0022" } } },
223 /* Sound Blaster AWE 64 PnP */
224 { .id = "CTL00c5", .devs = { { "CTL0045" }, { "CTL0022" } } },
225 /* Sound Blaster AWE 64 PnP */
226 { .id = "CTL00c7", .devs = { { "CTL0045" }, { "CTL0022" } } },
227 /* Sound Blaster AWE 64 PnP */
228 { .id = "CTL00e4", .devs = { { "CTL0045" }, { "CTL0022" } } },
229 /* Sound Blaster AWE 64 PnP */
230 { .id = "CTL00e9", .devs = { { "CTL0045" }, { "CTL0022" } } },
231 /* Sound Blaster 16 PnP (AWE) */
232 { .id = "CTL00ed", .devs = { { "CTL0041" }, { "CTL0070" } } },
233 /* Generic entries */
234 { .id = "CTLXXXX" , .devs = { { "CTL0031" }, { "CTL0021" } } },
235 { .id = "CTLXXXX" , .devs = { { "CTL0041" }, { "CTL0021" } } },
236 { .id = "CTLXXXX" , .devs = { { "CTL0042" }, { "CTL0022" } } },
237 { .id = "CTLXXXX" , .devs = { { "CTL0044" }, { "CTL0023" } } },
238 { .id = "CTLXXXX" , .devs = { { "CTL0045" }, { "CTL0022" } } },
239 #endif /* SNDRV_SBAWE */
240 { .id = "", }
241 };
242
243 MODULE_DEVICE_TABLE(pnp_card, snd_sb16_pnpids);
244
245 #endif /* CONFIG_PNP */
246
247 #ifdef SNDRV_SBAWE_EMU8000
248 #define DRIVER_NAME "snd-card-sbawe"
249 #else
250 #define DRIVER_NAME "snd-card-sb16"
251 #endif
252
253 #ifdef CONFIG_PNP
254
255 static int __devinit snd_card_sb16_pnp(int dev, struct snd_card_sb16 *acard,
256 struct pnp_card_link *card,
257 const struct pnp_card_device_id *id)
258 {
259 struct pnp_dev *pdev;
260 struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
261 int err;
262
263 if (!cfg)
264 return -ENOMEM;
265 acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
266 if (acard->dev == NULL) {
267 kfree(cfg);
268 return -ENODEV;
269 }
270 #ifdef SNDRV_SBAWE_EMU8000
271 acard->devwt = pnp_request_card_device(card, id->devs[1].id, acard->dev);
272 #endif
273 /* Audio initialization */
274 pdev = acard->dev;
275
276 pnp_init_resource_table(cfg);
277
278 /* override resources */
279
280 if (port[dev] != SNDRV_AUTO_PORT)
281 pnp_resource_change(&cfg->port_resource[0], port[dev], 16);
282 if (mpu_port[dev] != SNDRV_AUTO_PORT)
283 pnp_resource_change(&cfg->port_resource[1], mpu_port[dev], 2);
284 if (fm_port[dev] != SNDRV_AUTO_PORT)
285 pnp_resource_change(&cfg->port_resource[2], fm_port[dev], 4);
286 if (dma8[dev] != SNDRV_AUTO_DMA)
287 pnp_resource_change(&cfg->dma_resource[0], dma8[dev], 1);
288 if (dma16[dev] != SNDRV_AUTO_DMA)
289 pnp_resource_change(&cfg->dma_resource[1], dma16[dev], 1);
290 if (irq[dev] != SNDRV_AUTO_IRQ)
291 pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
292 if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
293 snd_printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n");
294 err = pnp_activate_dev(pdev);
295 if (err < 0) {
296 snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
297 kfree(cfg);
298 return err;
299 }
300 port[dev] = pnp_port_start(pdev, 0);
301 mpu_port[dev] = pnp_port_start(pdev, 1);
302 fm_port[dev] = pnp_port_start(pdev, 2);
303 dma8[dev] = pnp_dma(pdev, 0);
304 dma16[dev] = pnp_dma(pdev, 1);
305 irq[dev] = pnp_irq(pdev, 0);
306 snd_printdd("pnp SB16: port=0x%lx, mpu port=0x%lx, fm port=0x%lx\n",
307 port[dev], mpu_port[dev], fm_port[dev]);
308 snd_printdd("pnp SB16: dma1=%i, dma2=%i, irq=%i\n",
309 dma8[dev], dma16[dev], irq[dev]);
310 #ifdef SNDRV_SBAWE_EMU8000
311 /* WaveTable initialization */
312 pdev = acard->devwt;
313 if (pdev != NULL) {
314 pnp_init_resource_table(cfg);
315
316 /* override resources */
317
318 if (awe_port[dev] != SNDRV_AUTO_PORT) {
319 pnp_resource_change(&cfg->port_resource[0], awe_port[dev], 4);
320 pnp_resource_change(&cfg->port_resource[1], awe_port[dev] + 0x400, 4);
321 pnp_resource_change(&cfg->port_resource[2], awe_port[dev] + 0x800, 4);
322 }
323 if ((pnp_manual_config_dev(pdev, cfg, 0)) < 0)
324 snd_printk(KERN_ERR PFX "WaveTable the requested resources are invalid, using auto config\n");
325 err = pnp_activate_dev(pdev);
326 if (err < 0) {
327 goto __wt_error;
328 }
329 awe_port[dev] = pnp_port_start(pdev, 0);
330 snd_printdd("pnp SB16: wavetable port=0x%llx\n",
331 (unsigned long long)pnp_port_start(pdev, 0));
332 } else {
333 __wt_error:
334 if (pdev) {
335 pnp_release_card_device(pdev);
336 snd_printk(KERN_ERR PFX "WaveTable pnp configure failure\n");
337 }
338 acard->devwt = NULL;
339 awe_port[dev] = -1;
340 }
341 #endif
342 kfree(cfg);
343 return 0;
344 }
345
346 #endif /* CONFIG_PNP */
347
348 static void snd_sb16_free(struct snd_card *card)
349 {
350 struct snd_card_sb16 *acard = card->private_data;
351
352 if (acard == NULL)
353 return;
354 release_and_free_resource(acard->fm_res);
355 }
356
357 #ifdef CONFIG_PNP
358 #define is_isapnp_selected(dev) isapnp[dev]
359 #else
360 #define is_isapnp_selected(dev) 0
361 #endif
362
363 static struct snd_card *snd_sb16_card_new(int dev)
364 {
365 struct snd_card *card = snd_card_new(index[dev], id[dev], THIS_MODULE,
366 sizeof(struct snd_card_sb16));
367 if (card == NULL)
368 return NULL;
369 card->private_free = snd_sb16_free;
370 return card;
371 }
372
373 static int __devinit snd_sb16_probe(struct snd_card *card, int dev)
374 {
375 int xirq, xdma8, xdma16;
376 struct snd_sb *chip;
377 struct snd_card_sb16 *acard = card->private_data;
378 struct snd_opl3 *opl3;
379 struct snd_hwdep *synth = NULL;
380 #ifdef CONFIG_SND_SB16_CSP
381 struct snd_hwdep *xcsp = NULL;
382 #endif
383 unsigned long flags;
384 int err;
385
386 xirq = irq[dev];
387 xdma8 = dma8[dev];
388 xdma16 = dma16[dev];
389
390 if ((err = snd_sbdsp_create(card,
391 port[dev],
392 xirq,
393 snd_sb16dsp_interrupt,
394 xdma8,
395 xdma16,
396 SB_HW_AUTO,
397 &chip)) < 0)
398 return err;
399
400 acard->chip = chip;
401 if (chip->hardware != SB_HW_16) {
402 snd_printk(KERN_ERR PFX "SB 16 chip was not detected at 0x%lx\n", port[dev]);
403 return -ENODEV;
404 }
405 chip->mpu_port = mpu_port[dev];
406 if (! is_isapnp_selected(dev) && (err = snd_sb16dsp_configure(chip)) < 0)
407 return err;
408
409 if ((err = snd_sb16dsp_pcm(chip, 0, &chip->pcm)) < 0)
410 return err;
411
412 strcpy(card->driver,
413 #ifdef SNDRV_SBAWE_EMU8000
414 awe_port[dev] > 0 ? "SB AWE" :
415 #endif
416 "SB16");
417 strcpy(card->shortname, chip->name);
418 sprintf(card->longname, "%s at 0x%lx, irq %i, dma ",
419 chip->name,
420 chip->port,
421 xirq);
422 if (xdma8 >= 0)
423 sprintf(card->longname + strlen(card->longname), "%d", xdma8);
424 if (xdma16 >= 0)
425 sprintf(card->longname + strlen(card->longname), "%s%d",
426 xdma8 >= 0 ? "&" : "", xdma16);
427
428 if (chip->mpu_port > 0 && chip->mpu_port != SNDRV_AUTO_PORT) {
429 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_SB,
430 chip->mpu_port, 0,
431 xirq, 0, &chip->rmidi)) < 0)
432 return err;
433 chip->rmidi_callback = snd_mpu401_uart_interrupt;
434 }
435
436 #ifdef SNDRV_SBAWE_EMU8000
437 if (awe_port[dev] == SNDRV_AUTO_PORT)
438 awe_port[dev] = 0; /* disable */
439 #endif
440
441 if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
442 if (snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2,
443 OPL3_HW_OPL3,
444 acard->fm_res != NULL || fm_port[dev] == port[dev],
445 &opl3) < 0) {
446 snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx\n",
447 fm_port[dev], fm_port[dev] + 2);
448 } else {
449 #ifdef SNDRV_SBAWE_EMU8000
450 int seqdev = awe_port[dev] > 0 ? 2 : 1;
451 #else
452 int seqdev = 1;
453 #endif
454 if ((err = snd_opl3_hwdep_new(opl3, 0, seqdev, &synth)) < 0)
455 return err;
456 }
457 }
458
459 if ((err = snd_sbmixer_new(chip)) < 0)
460 return err;
461
462 #ifdef CONFIG_SND_SB16_CSP
463 /* CSP chip on SB16ASP/AWE32 */
464 if ((chip->hardware == SB_HW_16) && csp[dev]) {
465 snd_sb_csp_new(chip, synth != NULL ? 1 : 0, &xcsp);
466 if (xcsp) {
467 chip->csp = xcsp->private_data;
468 chip->hardware = SB_HW_16CSP;
469 } else {
470 snd_printk(KERN_INFO PFX "warning - CSP chip not detected on soundcard #%i\n", dev + 1);
471 }
472 }
473 #endif
474 #ifdef SNDRV_SBAWE_EMU8000
475 if (awe_port[dev] > 0) {
476 if ((err = snd_emu8000_new(card, 1, awe_port[dev],
477 seq_ports[dev], NULL)) < 0) {
478 snd_printk(KERN_ERR PFX "fatal error - EMU-8000 synthesizer not detected at 0x%lx\n", awe_port[dev]);
479
480 return err;
481 }
482 }
483 #endif
484
485 /* setup Mic AGC */
486 spin_lock_irqsave(&chip->mixer_lock, flags);
487 snd_sbmixer_write(chip, SB_DSP4_MIC_AGC,
488 (snd_sbmixer_read(chip, SB_DSP4_MIC_AGC) & 0x01) |
489 (mic_agc[dev] ? 0x00 : 0x01));
490 spin_unlock_irqrestore(&chip->mixer_lock, flags);
491
492 if ((err = snd_card_register(card)) < 0)
493 return err;
494
495 return 0;
496 }
497
498 #ifdef CONFIG_PM
499 static int snd_sb16_suspend(struct snd_card *card, pm_message_t state)
500 {
501 struct snd_card_sb16 *acard = card->private_data;
502 struct snd_sb *chip = acard->chip;
503
504 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
505 snd_pcm_suspend_all(chip->pcm);
506 snd_sbmixer_suspend(chip);
507 return 0;
508 }
509
510 static int snd_sb16_resume(struct snd_card *card)
511 {
512 struct snd_card_sb16 *acard = card->private_data;
513 struct snd_sb *chip = acard->chip;
514
515 snd_sbdsp_reset(chip);
516 snd_sbmixer_resume(chip);
517 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
518 return 0;
519 }
520 #endif
521
522 static int __devinit snd_sb16_isa_probe1(int dev, struct device *pdev)
523 {
524 struct snd_card_sb16 *acard;
525 struct snd_card *card;
526 int err;
527
528 card = snd_sb16_card_new(dev);
529 if (! card)
530 return -ENOMEM;
531
532 acard = card->private_data;
533 /* non-PnP FM port address is hardwired with base port address */
534 fm_port[dev] = port[dev];
535 /* block the 0x388 port to avoid PnP conflicts */
536 acard->fm_res = request_region(0x388, 4, "SoundBlaster FM");
537 #ifdef SNDRV_SBAWE_EMU8000
538 /* non-PnP AWE port address is hardwired with base port address */
539 awe_port[dev] = port[dev] + 0x400;
540 #endif
541
542 snd_card_set_dev(card, pdev);
543 if ((err = snd_sb16_probe(card, dev)) < 0) {
544 snd_card_free(card);
545 return err;
546 }
547 dev_set_drvdata(pdev, card);
548 return 0;
549 }
550
551
552 static int __devinit snd_sb16_isa_match(struct device *pdev, unsigned int dev)
553 {
554 return enable[dev] && !is_isapnp_selected(dev);
555 }
556
557 static int __devinit snd_sb16_isa_probe(struct device *pdev, unsigned int dev)
558 {
559 int err;
560 static int possible_irqs[] = {5, 9, 10, 7, -1};
561 static int possible_dmas8[] = {1, 3, 0, -1};
562 static int possible_dmas16[] = {5, 6, 7, -1};
563
564 if (irq[dev] == SNDRV_AUTO_IRQ) {
565 if ((irq[dev] = snd_legacy_find_free_irq(possible_irqs)) < 0) {
566 snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
567 return -EBUSY;
568 }
569 }
570 if (dma8[dev] == SNDRV_AUTO_DMA) {
571 if ((dma8[dev] = snd_legacy_find_free_dma(possible_dmas8)) < 0) {
572 snd_printk(KERN_ERR PFX "unable to find a free 8-bit DMA\n");
573 return -EBUSY;
574 }
575 }
576 if (dma16[dev] == SNDRV_AUTO_DMA) {
577 if ((dma16[dev] = snd_legacy_find_free_dma(possible_dmas16)) < 0) {
578 snd_printk(KERN_ERR PFX "unable to find a free 16-bit DMA\n");
579 return -EBUSY;
580 }
581 }
582
583 if (port[dev] != SNDRV_AUTO_PORT)
584 return snd_sb16_isa_probe1(dev, pdev);
585 else {
586 static int possible_ports[] = {0x220, 0x240, 0x260, 0x280};
587 int i;
588 for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
589 port[dev] = possible_ports[i];
590 err = snd_sb16_isa_probe1(dev, pdev);
591 if (! err)
592 return 0;
593 }
594 return err;
595 }
596 }
597
598 static int __devexit snd_sb16_isa_remove(struct device *pdev, unsigned int dev)
599 {
600 snd_card_free(dev_get_drvdata(pdev));
601 dev_set_drvdata(pdev, NULL);
602 return 0;
603 }
604
605 #ifdef CONFIG_PM
606 static int snd_sb16_isa_suspend(struct device *dev, unsigned int n,
607 pm_message_t state)
608 {
609 return snd_sb16_suspend(dev_get_drvdata(dev), state);
610 }
611
612 static int snd_sb16_isa_resume(struct device *dev, unsigned int n)
613 {
614 return snd_sb16_resume(dev_get_drvdata(dev));
615 }
616 #endif
617
618 #ifdef SNDRV_SBAWE
619 #define DEV_NAME "sbawe"
620 #else
621 #define DEV_NAME "sb16"
622 #endif
623
624 static struct isa_driver snd_sb16_isa_driver = {
625 .match = snd_sb16_isa_match,
626 .probe = snd_sb16_isa_probe,
627 .remove = __devexit_p(snd_sb16_isa_remove),
628 #ifdef CONFIG_PM
629 .suspend = snd_sb16_isa_suspend,
630 .resume = snd_sb16_isa_resume,
631 #endif
632 .driver = {
633 .name = DEV_NAME
634 },
635 };
636
637
638 #ifdef CONFIG_PNP
639 static int __devinit snd_sb16_pnp_detect(struct pnp_card_link *pcard,
640 const struct pnp_card_device_id *pid)
641 {
642 static int dev;
643 struct snd_card *card;
644 int res;
645
646 for ( ; dev < SNDRV_CARDS; dev++) {
647 if (!enable[dev] || !isapnp[dev])
648 continue;
649 card = snd_sb16_card_new(dev);
650 if (! card)
651 return -ENOMEM;
652 snd_card_set_dev(card, &pcard->card->dev);
653 if ((res = snd_card_sb16_pnp(dev, card->private_data, pcard, pid)) < 0 ||
654 (res = snd_sb16_probe(card, dev)) < 0) {
655 snd_card_free(card);
656 return res;
657 }
658 pnp_set_card_drvdata(pcard, card);
659 dev++;
660 return 0;
661 }
662
663 return -ENODEV;
664 }
665
666 static void __devexit snd_sb16_pnp_remove(struct pnp_card_link * pcard)
667 {
668 snd_card_free(pnp_get_card_drvdata(pcard));
669 pnp_set_card_drvdata(pcard, NULL);
670 }
671
672 #ifdef CONFIG_PM
673 static int snd_sb16_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
674 {
675 return snd_sb16_suspend(pnp_get_card_drvdata(pcard), state);
676 }
677 static int snd_sb16_pnp_resume(struct pnp_card_link *pcard)
678 {
679 return snd_sb16_resume(pnp_get_card_drvdata(pcard));
680 }
681 #endif
682
683 static struct pnp_card_driver sb16_pnpc_driver = {
684 .flags = PNP_DRIVER_RES_DISABLE,
685 #ifdef SNDRV_SBAWE
686 .name = "sbawe",
687 #else
688 .name = "sb16",
689 #endif
690 .id_table = snd_sb16_pnpids,
691 .probe = snd_sb16_pnp_detect,
692 .remove = __devexit_p(snd_sb16_pnp_remove),
693 #ifdef CONFIG_PM
694 .suspend = snd_sb16_pnp_suspend,
695 .resume = snd_sb16_pnp_resume,
696 #endif
697 };
698
699 #endif /* CONFIG_PNP */
700
701 static int __init alsa_card_sb16_init(void)
702 {
703 int err;
704
705 err = isa_register_driver(&snd_sb16_isa_driver, SNDRV_CARDS);
706 #ifdef CONFIG_PNP
707 if (!err)
708 isa_registered = 1;
709
710 err = pnp_register_card_driver(&sb16_pnpc_driver);
711 if (!err)
712 pnp_registered = 1;
713
714 if (isa_registered)
715 err = 0;
716 #endif
717 return err;
718 }
719
720 static void __exit alsa_card_sb16_exit(void)
721 {
722 #ifdef CONFIG_PNP
723 if (pnp_registered)
724 pnp_unregister_card_driver(&sb16_pnpc_driver);
725 if (isa_registered)
726 #endif
727 isa_unregister_driver(&snd_sb16_isa_driver);
728 }
729
730 module_init(alsa_card_sb16_init)
731 module_exit(alsa_card_sb16_exit)
Tomato firmware and modifications.