xref: /openbmc/linux/sound/isa/sb/sb16.c (revision e868d61272caa648214046a096e5a6bfc068dc8c)
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 pnp_registered;
133 #endif
134 
135 struct snd_card_sb16 {
136 	struct resource *fm_res;	/* used to block FM i/o region for legacy cards */
137 	struct snd_sb *chip;
138 #ifdef CONFIG_PNP
139 	int dev_no;
140 	struct pnp_dev *dev;
141 #ifdef SNDRV_SBAWE_EMU8000
142 	struct pnp_dev *devwt;
143 #endif
144 #endif
145 };
146 
147 #ifdef CONFIG_PNP
148 
149 static struct pnp_card_device_id snd_sb16_pnpids[] = {
150 #ifndef SNDRV_SBAWE
151 	/* Sound Blaster 16 PnP */
152 	{ .id = "CTL0024", .devs = { { "CTL0031" } } },
153 	/* Sound Blaster 16 PnP */
154 	{ .id = "CTL0025", .devs = { { "CTL0031" } } },
155 	/* Sound Blaster 16 PnP */
156 	{ .id = "CTL0026", .devs = { { "CTL0031" } } },
157 	/* Sound Blaster 16 PnP */
158 	{ .id = "CTL0027", .devs = { { "CTL0031" } } },
159 	/* Sound Blaster 16 PnP */
160 	{ .id = "CTL0028", .devs = { { "CTL0031" } } },
161 	/* Sound Blaster 16 PnP */
162 	{ .id = "CTL0029", .devs = { { "CTL0031" } } },
163 	/* Sound Blaster 16 PnP */
164 	{ .id = "CTL002a", .devs = { { "CTL0031" } } },
165 	/* Sound Blaster 16 PnP */
166 	/* Note: This card has also a CTL0051:StereoEnhance device!!! */
167 	{ .id = "CTL002b", .devs = { { "CTL0031" } } },
168 	/* Sound Blaster 16 PnP */
169 	{ .id = "CTL002c", .devs = { { "CTL0031" } } },
170 	/* Sound Blaster Vibra16S */
171 	{ .id = "CTL0051", .devs = { { "CTL0001" } } },
172 	/* Sound Blaster Vibra16C */
173 	{ .id = "CTL0070", .devs = { { "CTL0001" } } },
174 	/* Sound Blaster Vibra16CL - added by ctm@ardi.com */
175 	{ .id = "CTL0080", .devs = { { "CTL0041" } } },
176 	/* Sound Blaster 16 'value' PnP. It says model ct4130 on the pcb, */
177 	/* but ct4131 on a sticker on the board.. */
178 	{ .id = "CTL0086", .devs = { { "CTL0041" } } },
179 	/* Sound Blaster Vibra16X */
180 	{ .id = "CTL00f0", .devs = { { "CTL0043" } } },
181 	/* Sound Blaster 16 (Virtual PC 2004) */
182 	{ .id = "tBA03b0", .devs = { {.id="PNPb003" } } },
183 #else  /* SNDRV_SBAWE defined */
184 	/* Sound Blaster AWE 32 PnP */
185 	{ .id = "CTL0035", .devs = { { "CTL0031" }, { "CTL0021" } } },
186 	/* Sound Blaster AWE 32 PnP */
187 	{ .id = "CTL0039", .devs = { { "CTL0031" }, { "CTL0021" } } },
188 	/* Sound Blaster AWE 32 PnP */
189 	{ .id = "CTL0042", .devs = { { "CTL0031" }, { "CTL0021" } } },
190 	/* Sound Blaster AWE 32 PnP */
191 	{ .id = "CTL0043", .devs = { { "CTL0031" }, { "CTL0021" } } },
192 	/* Sound Blaster AWE 32 PnP */
193 	/* Note: This card has also a CTL0051:StereoEnhance device!!! */
194 	{ .id = "CTL0044", .devs = { { "CTL0031" }, { "CTL0021" } } },
195 	/* Sound Blaster AWE 32 PnP */
196 	/* Note: This card has also a CTL0051:StereoEnhance device!!! */
197 	{ .id = "CTL0045", .devs = { { "CTL0031" }, { "CTL0021" } } },
198 	/* Sound Blaster AWE 32 PnP */
199 	{ .id = "CTL0046", .devs = { { "CTL0031" }, { "CTL0021" } } },
200 	/* Sound Blaster AWE 32 PnP */
201 	{ .id = "CTL0047", .devs = { { "CTL0031" }, { "CTL0021" } } },
202 	/* Sound Blaster AWE 32 PnP */
203 	{ .id = "CTL0048", .devs = { { "CTL0031" }, { "CTL0021" } } },
204 	/* Sound Blaster AWE 32 PnP */
205 	{ .id = "CTL0054", .devs = { { "CTL0031" }, { "CTL0021" } } },
206 	/* Sound Blaster AWE 32 PnP */
207 	{ .id = "CTL009a", .devs = { { "CTL0041" }, { "CTL0021" } } },
208 	/* Sound Blaster AWE 32 PnP */
209 	{ .id = "CTL009c", .devs = { { "CTL0041" }, { "CTL0021" } } },
210 	/* Sound Blaster 32 PnP */
211 	{ .id = "CTL009f", .devs = { { "CTL0041" }, { "CTL0021" } } },
212 	/* Sound Blaster AWE 64 PnP */
213 	{ .id = "CTL009d", .devs = { { "CTL0042" }, { "CTL0022" } } },
214 	/* Sound Blaster AWE 64 PnP Gold */
215 	{ .id = "CTL009e", .devs = { { "CTL0044" }, { "CTL0023" } } },
216 	/* Sound Blaster AWE 64 PnP Gold */
217 	{ .id = "CTL00b2", .devs = { { "CTL0044" }, { "CTL0023" } } },
218 	/* Sound Blaster AWE 64 PnP */
219 	{ .id = "CTL00c1", .devs = { { "CTL0042" }, { "CTL0022" } } },
220 	/* Sound Blaster AWE 64 PnP */
221 	{ .id = "CTL00c3", .devs = { { "CTL0045" }, { "CTL0022" } } },
222 	/* Sound Blaster AWE 64 PnP */
223 	{ .id = "CTL00c5", .devs = { { "CTL0045" }, { "CTL0022" } } },
224 	/* Sound Blaster AWE 64 PnP */
225 	{ .id = "CTL00c7", .devs = { { "CTL0045" }, { "CTL0022" } } },
226 	/* Sound Blaster AWE 64 PnP */
227 	{ .id = "CTL00e4", .devs = { { "CTL0045" }, { "CTL0022" } } },
228 	/* Sound Blaster AWE 64 PnP */
229 	{ .id = "CTL00e9", .devs = { { "CTL0045" }, { "CTL0022" } } },
230 	/* Sound Blaster 16 PnP (AWE) */
231 	{ .id = "CTL00ed", .devs = { { "CTL0041" }, { "CTL0070" } } },
232 	/* Generic entries */
233 	{ .id = "CTLXXXX" , .devs = { { "CTL0031" }, { "CTL0021" } } },
234 	{ .id = "CTLXXXX" , .devs = { { "CTL0041" }, { "CTL0021" } } },
235 	{ .id = "CTLXXXX" , .devs = { { "CTL0042" }, { "CTL0022" } } },
236 	{ .id = "CTLXXXX" , .devs = { { "CTL0044" }, { "CTL0023" } } },
237 	{ .id = "CTLXXXX" , .devs = { { "CTL0045" }, { "CTL0022" } } },
238 #endif /* SNDRV_SBAWE */
239 	{ .id = "", }
240 };
241 
242 MODULE_DEVICE_TABLE(pnp_card, snd_sb16_pnpids);
243 
244 #endif /* CONFIG_PNP */
245 
246 #ifdef SNDRV_SBAWE_EMU8000
247 #define DRIVER_NAME	"snd-card-sbawe"
248 #else
249 #define DRIVER_NAME	"snd-card-sb16"
250 #endif
251 
252 #ifdef CONFIG_PNP
253 
254 static int __devinit snd_card_sb16_pnp(int dev, struct snd_card_sb16 *acard,
255 				       struct pnp_card_link *card,
256 				       const struct pnp_card_device_id *id)
257 {
258 	struct pnp_dev *pdev;
259 	struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
260 	int err;
261 
262 	if (!cfg)
263 		return -ENOMEM;
264 	acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
265 	if (acard->dev == NULL) {
266 		kfree(cfg);
267 		return -ENODEV;
268 	}
269 #ifdef SNDRV_SBAWE_EMU8000
270 	acard->devwt = pnp_request_card_device(card, id->devs[1].id, acard->dev);
271 #endif
272 	/* Audio initialization */
273 	pdev = acard->dev;
274 
275 	pnp_init_resource_table(cfg);
276 
277 	/* override resources */
278 
279 	if (port[dev] != SNDRV_AUTO_PORT)
280 		pnp_resource_change(&cfg->port_resource[0], port[dev], 16);
281 	if (mpu_port[dev] != SNDRV_AUTO_PORT)
282 		pnp_resource_change(&cfg->port_resource[1], mpu_port[dev], 2);
283 	if (fm_port[dev] != SNDRV_AUTO_PORT)
284 		pnp_resource_change(&cfg->port_resource[2], fm_port[dev], 4);
285 	if (dma8[dev] != SNDRV_AUTO_DMA)
286 		pnp_resource_change(&cfg->dma_resource[0], dma8[dev], 1);
287 	if (dma16[dev] != SNDRV_AUTO_DMA)
288 		pnp_resource_change(&cfg->dma_resource[1], dma16[dev], 1);
289 	if (irq[dev] != SNDRV_AUTO_IRQ)
290 		pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
291 	if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
292 		snd_printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n");
293 	err = pnp_activate_dev(pdev);
294 	if (err < 0) {
295 		snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
296 		kfree(cfg);
297 		return err;
298 	}
299 	port[dev] = pnp_port_start(pdev, 0);
300 	mpu_port[dev] = pnp_port_start(pdev, 1);
301 	fm_port[dev] = pnp_port_start(pdev, 2);
302 	dma8[dev] = pnp_dma(pdev, 0);
303 	dma16[dev] = pnp_dma(pdev, 1);
304 	irq[dev] = pnp_irq(pdev, 0);
305 	snd_printdd("pnp SB16: port=0x%lx, mpu port=0x%lx, fm port=0x%lx\n",
306 			port[dev], mpu_port[dev], fm_port[dev]);
307 	snd_printdd("pnp SB16: dma1=%i, dma2=%i, irq=%i\n",
308 			dma8[dev], dma16[dev], irq[dev]);
309 #ifdef SNDRV_SBAWE_EMU8000
310 	/* WaveTable initialization */
311 	pdev = acard->devwt;
312 	if (pdev != NULL) {
313 		pnp_init_resource_table(cfg);
314 
315 		/* override resources */
316 
317 		if (awe_port[dev] != SNDRV_AUTO_PORT) {
318 			pnp_resource_change(&cfg->port_resource[0], awe_port[dev], 4);
319 			pnp_resource_change(&cfg->port_resource[1], awe_port[dev] + 0x400, 4);
320 			pnp_resource_change(&cfg->port_resource[2], awe_port[dev] + 0x800, 4);
321 		}
322 		if ((pnp_manual_config_dev(pdev, cfg, 0)) < 0)
323 			snd_printk(KERN_ERR PFX "WaveTable the requested resources are invalid, using auto config\n");
324 		err = pnp_activate_dev(pdev);
325 		if (err < 0) {
326 			goto __wt_error;
327 		}
328 		awe_port[dev] = pnp_port_start(pdev, 0);
329 		snd_printdd("pnp SB16: wavetable port=0x%llx\n",
330 				(unsigned long long)pnp_port_start(pdev, 0));
331 	} else {
332 __wt_error:
333 		if (pdev) {
334 			pnp_release_card_device(pdev);
335 			snd_printk(KERN_ERR PFX "WaveTable pnp configure failure\n");
336 		}
337 		acard->devwt = NULL;
338 		awe_port[dev] = -1;
339 	}
340 #endif
341 	kfree(cfg);
342 	return 0;
343 }
344 
345 #endif /* CONFIG_PNP */
346 
347 static void snd_sb16_free(struct snd_card *card)
348 {
349 	struct snd_card_sb16 *acard = card->private_data;
350 
351 	if (acard == NULL)
352 		return;
353 	release_and_free_resource(acard->fm_res);
354 }
355 
356 #ifdef CONFIG_PNP
357 #define is_isapnp_selected(dev)		isapnp[dev]
358 #else
359 #define is_isapnp_selected(dev)		0
360 #endif
361 
362 static struct snd_card *snd_sb16_card_new(int dev)
363 {
364 	struct snd_card *card = snd_card_new(index[dev], id[dev], THIS_MODULE,
365 					sizeof(struct snd_card_sb16));
366 	if (card == NULL)
367 		return NULL;
368 	card->private_free = snd_sb16_free;
369 	return card;
370 }
371 
372 static int __devinit snd_sb16_probe(struct snd_card *card, int dev)
373 {
374 	int xirq, xdma8, xdma16;
375 	struct snd_sb *chip;
376 	struct snd_card_sb16 *acard = card->private_data;
377 	struct snd_opl3 *opl3;
378 	struct snd_hwdep *synth = NULL;
379 #ifdef CONFIG_SND_SB16_CSP
380 	struct snd_hwdep *xcsp = NULL;
381 #endif
382 	unsigned long flags;
383 	int err;
384 
385 	xirq = irq[dev];
386 	xdma8 = dma8[dev];
387 	xdma16 = dma16[dev];
388 
389 	if ((err = snd_sbdsp_create(card,
390 				    port[dev],
391 				    xirq,
392 				    snd_sb16dsp_interrupt,
393 				    xdma8,
394 				    xdma16,
395 				    SB_HW_AUTO,
396 				    &chip)) < 0)
397 		return err;
398 
399 	acard->chip = chip;
400 	if (chip->hardware != SB_HW_16) {
401 		snd_printk(KERN_ERR PFX "SB 16 chip was not detected at 0x%lx\n", port[dev]);
402 		return -ENODEV;
403 	}
404 	chip->mpu_port = mpu_port[dev];
405 	if (! is_isapnp_selected(dev) && (err = snd_sb16dsp_configure(chip)) < 0)
406 		return err;
407 
408 	if ((err = snd_sb16dsp_pcm(chip, 0, &chip->pcm)) < 0)
409 		return err;
410 
411 	strcpy(card->driver,
412 #ifdef SNDRV_SBAWE_EMU8000
413 			awe_port[dev] > 0 ? "SB AWE" :
414 #endif
415 			"SB16");
416 	strcpy(card->shortname, chip->name);
417 	sprintf(card->longname, "%s at 0x%lx, irq %i, dma ",
418 		chip->name,
419 		chip->port,
420 		xirq);
421 	if (xdma8 >= 0)
422 		sprintf(card->longname + strlen(card->longname), "%d", xdma8);
423 	if (xdma16 >= 0)
424 		sprintf(card->longname + strlen(card->longname), "%s%d",
425 			xdma8 >= 0 ? "&" : "", xdma16);
426 
427 	if (chip->mpu_port > 0 && chip->mpu_port != SNDRV_AUTO_PORT) {
428 		if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_SB,
429 					       chip->mpu_port, 0,
430 					       xirq, 0, &chip->rmidi)) < 0)
431 			return err;
432 		chip->rmidi_callback = snd_mpu401_uart_interrupt;
433 	}
434 
435 #ifdef SNDRV_SBAWE_EMU8000
436 	if (awe_port[dev] == SNDRV_AUTO_PORT)
437 		awe_port[dev] = 0; /* disable */
438 #endif
439 
440 	if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
441 		if (snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2,
442 				    OPL3_HW_OPL3,
443 				    acard->fm_res != NULL || fm_port[dev] == port[dev],
444 				    &opl3) < 0) {
445 			snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx\n",
446 				   fm_port[dev], fm_port[dev] + 2);
447 		} else {
448 #ifdef SNDRV_SBAWE_EMU8000
449 			int seqdev = awe_port[dev] > 0 ? 2 : 1;
450 #else
451 			int seqdev = 1;
452 #endif
453 			if ((err = snd_opl3_hwdep_new(opl3, 0, seqdev, &synth)) < 0)
454 				return err;
455 		}
456 	}
457 
458 	if ((err = snd_sbmixer_new(chip)) < 0)
459 		return err;
460 
461 #ifdef CONFIG_SND_SB16_CSP
462 	/* CSP chip on SB16ASP/AWE32 */
463 	if ((chip->hardware == SB_HW_16) && csp[dev]) {
464 		snd_sb_csp_new(chip, synth != NULL ? 1 : 0, &xcsp);
465 		if (xcsp) {
466 			chip->csp = xcsp->private_data;
467 			chip->hardware = SB_HW_16CSP;
468 		} else {
469 			snd_printk(KERN_INFO PFX "warning - CSP chip not detected on soundcard #%i\n", dev + 1);
470 		}
471 	}
472 #endif
473 #ifdef SNDRV_SBAWE_EMU8000
474 	if (awe_port[dev] > 0) {
475 		if ((err = snd_emu8000_new(card, 1, awe_port[dev],
476 					   seq_ports[dev], NULL)) < 0) {
477 			snd_printk(KERN_ERR PFX "fatal error - EMU-8000 synthesizer not detected at 0x%lx\n", awe_port[dev]);
478 
479 			return err;
480 		}
481 	}
482 #endif
483 
484 	/* setup Mic AGC */
485 	spin_lock_irqsave(&chip->mixer_lock, flags);
486 	snd_sbmixer_write(chip, SB_DSP4_MIC_AGC,
487 		(snd_sbmixer_read(chip, SB_DSP4_MIC_AGC) & 0x01) |
488 		(mic_agc[dev] ? 0x00 : 0x01));
489 	spin_unlock_irqrestore(&chip->mixer_lock, flags);
490 
491 	if ((err = snd_card_register(card)) < 0)
492 		return err;
493 
494 	return 0;
495 }
496 
497 #ifdef CONFIG_PM
498 static int snd_sb16_suspend(struct snd_card *card, pm_message_t state)
499 {
500 	struct snd_card_sb16 *acard = card->private_data;
501 	struct snd_sb *chip = acard->chip;
502 
503 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
504 	snd_pcm_suspend_all(chip->pcm);
505 	snd_sbmixer_suspend(chip);
506 	return 0;
507 }
508 
509 static int snd_sb16_resume(struct snd_card *card)
510 {
511 	struct snd_card_sb16 *acard = card->private_data;
512 	struct snd_sb *chip = acard->chip;
513 
514 	snd_sbdsp_reset(chip);
515 	snd_sbmixer_resume(chip);
516 	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
517 	return 0;
518 }
519 #endif
520 
521 static int __devinit snd_sb16_isa_probe1(int dev, struct device *pdev)
522 {
523 	struct snd_card_sb16 *acard;
524 	struct snd_card *card;
525 	int err;
526 
527 	card = snd_sb16_card_new(dev);
528 	if (! card)
529 		return -ENOMEM;
530 
531 	acard = card->private_data;
532 	/* non-PnP FM port address is hardwired with base port address */
533 	fm_port[dev] = port[dev];
534 	/* block the 0x388 port to avoid PnP conflicts */
535 	acard->fm_res = request_region(0x388, 4, "SoundBlaster FM");
536 #ifdef SNDRV_SBAWE_EMU8000
537 	/* non-PnP AWE port address is hardwired with base port address */
538 	awe_port[dev] = port[dev] + 0x400;
539 #endif
540 
541 	snd_card_set_dev(card, pdev);
542 	if ((err = snd_sb16_probe(card, dev)) < 0) {
543 		snd_card_free(card);
544 		return err;
545 	}
546 	dev_set_drvdata(pdev, card);
547 	return 0;
548 }
549 
550 
551 static int __devinit snd_sb16_isa_match(struct device *pdev, unsigned int dev)
552 {
553 	return enable[dev] && !is_isapnp_selected(dev);
554 }
555 
556 static int __devinit snd_sb16_isa_probe(struct device *pdev, unsigned int dev)
557 {
558 	int err;
559 	static int possible_irqs[] = {5, 9, 10, 7, -1};
560 	static int possible_dmas8[] = {1, 3, 0, -1};
561 	static int possible_dmas16[] = {5, 6, 7, -1};
562 
563 	if (irq[dev] == SNDRV_AUTO_IRQ) {
564 		if ((irq[dev] = snd_legacy_find_free_irq(possible_irqs)) < 0) {
565 			snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
566 			return -EBUSY;
567 		}
568 	}
569 	if (dma8[dev] == SNDRV_AUTO_DMA) {
570 		if ((dma8[dev] = snd_legacy_find_free_dma(possible_dmas8)) < 0) {
571 			snd_printk(KERN_ERR PFX "unable to find a free 8-bit DMA\n");
572 			return -EBUSY;
573 		}
574 	}
575 	if (dma16[dev] == SNDRV_AUTO_DMA) {
576 		if ((dma16[dev] = snd_legacy_find_free_dma(possible_dmas16)) < 0) {
577 			snd_printk(KERN_ERR PFX "unable to find a free 16-bit DMA\n");
578 			return -EBUSY;
579 		}
580 	}
581 
582 	if (port[dev] != SNDRV_AUTO_PORT)
583 		return snd_sb16_isa_probe1(dev, pdev);
584 	else {
585 		static int possible_ports[] = {0x220, 0x240, 0x260, 0x280};
586 		int i;
587 		for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
588 			port[dev] = possible_ports[i];
589 			err = snd_sb16_isa_probe1(dev, pdev);
590 			if (! err)
591 				return 0;
592 		}
593 		return err;
594 	}
595 }
596 
597 static int __devexit snd_sb16_isa_remove(struct device *pdev, unsigned int dev)
598 {
599 	snd_card_free(dev_get_drvdata(pdev));
600 	dev_set_drvdata(pdev, NULL);
601 	return 0;
602 }
603 
604 #ifdef CONFIG_PM
605 static int snd_sb16_isa_suspend(struct device *dev, unsigned int n,
606 				pm_message_t state)
607 {
608 	return snd_sb16_suspend(dev_get_drvdata(dev), state);
609 }
610 
611 static int snd_sb16_isa_resume(struct device *dev, unsigned int n)
612 {
613 	return snd_sb16_resume(dev_get_drvdata(dev));
614 }
615 #endif
616 
617 #ifdef SNDRV_SBAWE
618 #define DEV_NAME "sbawe"
619 #else
620 #define DEV_NAME "sb16"
621 #endif
622 
623 static struct isa_driver snd_sb16_isa_driver = {
624 	.match		= snd_sb16_isa_match,
625 	.probe		= snd_sb16_isa_probe,
626 	.remove		= __devexit_p(snd_sb16_isa_remove),
627 #ifdef CONFIG_PM
628 	.suspend	= snd_sb16_isa_suspend,
629 	.resume		= snd_sb16_isa_resume,
630 #endif
631 	.driver		= {
632 		.name	= DEV_NAME
633 	},
634 };
635 
636 
637 #ifdef CONFIG_PNP
638 static int __devinit snd_sb16_pnp_detect(struct pnp_card_link *pcard,
639 					 const struct pnp_card_device_id *pid)
640 {
641 	static int dev;
642 	struct snd_card *card;
643 	int res;
644 
645 	for ( ; dev < SNDRV_CARDS; dev++) {
646 		if (!enable[dev] || !isapnp[dev])
647 			continue;
648 		card = snd_sb16_card_new(dev);
649 		if (! card)
650 			return -ENOMEM;
651 		snd_card_set_dev(card, &pcard->card->dev);
652 		if ((res = snd_card_sb16_pnp(dev, card->private_data, pcard, pid)) < 0 ||
653 		    (res = snd_sb16_probe(card, dev)) < 0) {
654 			snd_card_free(card);
655 			return res;
656 		}
657 		pnp_set_card_drvdata(pcard, card);
658 		dev++;
659 		return 0;
660 	}
661 
662 	return -ENODEV;
663 }
664 
665 static void __devexit snd_sb16_pnp_remove(struct pnp_card_link * pcard)
666 {
667 	snd_card_free(pnp_get_card_drvdata(pcard));
668 	pnp_set_card_drvdata(pcard, NULL);
669 }
670 
671 #ifdef CONFIG_PM
672 static int snd_sb16_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
673 {
674 	return snd_sb16_suspend(pnp_get_card_drvdata(pcard), state);
675 }
676 static int snd_sb16_pnp_resume(struct pnp_card_link *pcard)
677 {
678 	return snd_sb16_resume(pnp_get_card_drvdata(pcard));
679 }
680 #endif
681 
682 static struct pnp_card_driver sb16_pnpc_driver = {
683 	.flags = PNP_DRIVER_RES_DISABLE,
684 #ifdef SNDRV_SBAWE
685 	.name = "sbawe",
686 #else
687 	.name = "sb16",
688 #endif
689 	.id_table = snd_sb16_pnpids,
690 	.probe = snd_sb16_pnp_detect,
691 	.remove = __devexit_p(snd_sb16_pnp_remove),
692 #ifdef CONFIG_PM
693 	.suspend = snd_sb16_pnp_suspend,
694 	.resume = snd_sb16_pnp_resume,
695 #endif
696 };
697 
698 #endif /* CONFIG_PNP */
699 
700 static int __init alsa_card_sb16_init(void)
701 {
702 	int err;
703 
704 	err = isa_register_driver(&snd_sb16_isa_driver, SNDRV_CARDS);
705 	if (err < 0)
706 		return err;
707 #ifdef CONFIG_PNP
708 	/* PnP cards at last */
709 	err = pnp_register_card_driver(&sb16_pnpc_driver);
710 	if (!err)
711 		pnp_registered = 1;
712 #endif
713 	return 0;
714 }
715 
716 static void __exit alsa_card_sb16_exit(void)
717 {
718 #ifdef CONFIG_PNP
719 	if (pnp_registered)
720 		pnp_unregister_card_driver(&sb16_pnpc_driver);
721 #endif
722 	isa_unregister_driver(&snd_sb16_isa_driver);
723 }
724 
725 module_init(alsa_card_sb16_init)
726 module_exit(alsa_card_sb16_exit)
727