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sb16.c

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linux-6.19.14/sound/isa/sb/sb16.c C
  1// SPDX-License-Identifier: GPL-2.0-or-later
  2/*
  3 *  Driver for SoundBlaster 16/AWE32/AWE64 soundcards
  4 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
  5 */
  6
  7#include <asm/dma.h>
  8#include <linux/init.h>
  9#include <linux/pnp.h>
 10#include <linux/err.h>
 11#include <linux/isa.h>
 12#include <linux/module.h>
 13#include <linux/string.h>
 14#include <sound/core.h>
 15#include <sound/sb.h>
 16#include <sound/sb16_csp.h>
 17#include <sound/mpu401.h>
 18#include <sound/opl3.h>
 19#include <sound/emu8000.h>
 20#include <sound/seq_device.h>
 21#define SNDRV_LEGACY_FIND_FREE_IRQ
 22#define SNDRV_LEGACY_FIND_FREE_DMA
 23#include <sound/initval.h>
 24
 25MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
 26MODULE_LICENSE("GPL");
 27#ifndef SNDRV_SBAWE
 28MODULE_DESCRIPTION("Sound Blaster 16");
 29#else
 30MODULE_DESCRIPTION("Sound Blaster AWE");
 31#endif
 32
 33#if 0
 34#define SNDRV_DEBUG_IRQ
 35#endif
 36
 37#if defined(SNDRV_SBAWE) && IS_ENABLED(CONFIG_SND_SEQUENCER)
 38#define SNDRV_SBAWE_EMU8000
 39#endif
 40
 41static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
 42static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
 43static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
 44#ifdef CONFIG_PNP
 45static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
 46#endif
 47static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x220,0x240,0x260,0x280 */
 48static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x330,0x300 */
 49static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
 50#ifdef SNDRV_SBAWE_EMU8000
 51static long awe_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
 52#endif
 53static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 5,7,9,10 */
 54static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3 */
 55static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 5,6,7 */
 56static int mic_agc[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
 57#ifdef CONFIG_SND_SB16_CSP
 58static int csp[SNDRV_CARDS];
 59#endif
 60#ifdef SNDRV_SBAWE_EMU8000
 61static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
 62#endif
 63
 64module_param_array(index, int, NULL, 0444);
 65MODULE_PARM_DESC(index, "Index value for SoundBlaster 16 soundcard.");
 66module_param_array(id, charp, NULL, 0444);
 67MODULE_PARM_DESC(id, "ID string for SoundBlaster 16 soundcard.");
 68module_param_array(enable, bool, NULL, 0444);
 69MODULE_PARM_DESC(enable, "Enable SoundBlaster 16 soundcard.");
 70#ifdef CONFIG_PNP
 71module_param_array(isapnp, bool, NULL, 0444);
 72MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
 73#endif
 74module_param_hw_array(port, long, ioport, NULL, 0444);
 75MODULE_PARM_DESC(port, "Port # for SB16 driver.");
 76module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
 77MODULE_PARM_DESC(mpu_port, "MPU-401 port # for SB16 driver.");
 78module_param_hw_array(fm_port, long, ioport, NULL, 0444);
 79MODULE_PARM_DESC(fm_port, "FM port # for SB16 PnP driver.");
 80#ifdef SNDRV_SBAWE_EMU8000
 81module_param_hw_array(awe_port, long, ioport, NULL, 0444);
 82MODULE_PARM_DESC(awe_port, "AWE port # for SB16 PnP driver.");
 83#endif
 84module_param_hw_array(irq, int, irq, NULL, 0444);
 85MODULE_PARM_DESC(irq, "IRQ # for SB16 driver.");
 86module_param_hw_array(dma8, int, dma, NULL, 0444);
 87MODULE_PARM_DESC(dma8, "8-bit DMA # for SB16 driver.");
 88module_param_hw_array(dma16, int, dma, NULL, 0444);
 89MODULE_PARM_DESC(dma16, "16-bit DMA # for SB16 driver.");
 90module_param_array(mic_agc, int, NULL, 0444);
 91MODULE_PARM_DESC(mic_agc, "Mic Auto-Gain-Control switch.");
 92#ifdef CONFIG_SND_SB16_CSP
 93module_param_array(csp, int, NULL, 0444);
 94MODULE_PARM_DESC(csp, "ASP/CSP chip support.");
 95#endif
 96#ifdef SNDRV_SBAWE_EMU8000
 97module_param_array(seq_ports, int, NULL, 0444);
 98MODULE_PARM_DESC(seq_ports, "Number of sequencer ports for WaveTable synth.");
 99#endif
100
101#ifdef CONFIG_PNP
102static int isa_registered;
103static int pnp_registered;
104#endif
105
106struct snd_card_sb16 {
107	struct resource *fm_res;	/* used to block FM i/o region for legacy cards */
108	struct snd_sb *chip;
109#ifdef CONFIG_PNP
110	int dev_no;
111	struct pnp_dev *dev;
112#ifdef SNDRV_SBAWE_EMU8000
113	struct pnp_dev *devwt;
114#endif
115#endif
116};
117
118#ifdef CONFIG_PNP
119
120static const struct pnp_card_device_id snd_sb16_pnpids[] = {
121#ifndef SNDRV_SBAWE
122	/* Sound Blaster 16 PnP */
123	{ .id = "CTL0024", .devs = { { "CTL0031" } } },
124	/* Sound Blaster 16 PnP */
125	{ .id = "CTL0025", .devs = { { "CTL0031" } } },
126	/* Sound Blaster 16 PnP */
127	{ .id = "CTL0026", .devs = { { "CTL0031" } } },
128	/* Sound Blaster 16 PnP */
129	{ .id = "CTL0027", .devs = { { "CTL0031" } } },
130	/* Sound Blaster 16 PnP */
131	{ .id = "CTL0028", .devs = { { "CTL0031" } } },
132	/* Sound Blaster 16 PnP */
133	{ .id = "CTL0029", .devs = { { "CTL0031" } } },
134	/* Sound Blaster 16 PnP */
135	{ .id = "CTL002a", .devs = { { "CTL0031" } } },
136	/* Sound Blaster 16 PnP */
137	/* Note: This card has also a CTL0051:StereoEnhance device!!! */
138	{ .id = "CTL002b", .devs = { { "CTL0031" } } },
139	/* Sound Blaster 16 PnP */
140	{ .id = "CTL002c", .devs = { { "CTL0031" } } },
141	/* Sound Blaster Vibra16S */
142	{ .id = "CTL0051", .devs = { { "CTL0001" } } },
143	/* Sound Blaster Vibra16C */
144	{ .id = "CTL0070", .devs = { { "CTL0001" } } },
145	/* Sound Blaster Vibra16CL - added by ctm@ardi.com */
146	{ .id = "CTL0080", .devs = { { "CTL0041" } } },
147	/* Sound Blaster 16 'value' PnP. It says model ct4130 on the pcb, */
148	/* but ct4131 on a sticker on the board.. */
149	{ .id = "CTL0086", .devs = { { "CTL0041" } } },
150	/* Sound Blaster Vibra16X */
151	{ .id = "CTL00f0", .devs = { { "CTL0043" } } },
152	/* Sound Blaster 16 (Virtual PC 2004) */
153	{ .id = "tBA03b0", .devs = { {.id="PNPb003" } } },
154#else  /* SNDRV_SBAWE defined */
155	/* Sound Blaster AWE 32 PnP */
156	{ .id = "CTL0035", .devs = { { "CTL0031" }, { "CTL0021" } } },
157	/* Sound Blaster AWE 32 PnP */
158	{ .id = "CTL0039", .devs = { { "CTL0031" }, { "CTL0021" } } },
159	/* Sound Blaster AWE 32 PnP */
160	{ .id = "CTL0042", .devs = { { "CTL0031" }, { "CTL0021" } } },
161	/* Sound Blaster AWE 32 PnP */
162	{ .id = "CTL0043", .devs = { { "CTL0031" }, { "CTL0021" } } },
163	/* Sound Blaster AWE 32 PnP */
164	/* Note: This card has also a CTL0051:StereoEnhance device!!! */
165	{ .id = "CTL0044", .devs = { { "CTL0031" }, { "CTL0021" } } },
166	/* Sound Blaster AWE 32 PnP */
167	/* Note: This card has also a CTL0051:StereoEnhance device!!! */
168	{ .id = "CTL0045", .devs = { { "CTL0031" }, { "CTL0021" } } },
169	/* Sound Blaster AWE 32 PnP */
170	{ .id = "CTL0046", .devs = { { "CTL0031" }, { "CTL0021" } } },
171	/* Sound Blaster AWE 32 PnP */
172	{ .id = "CTL0047", .devs = { { "CTL0031" }, { "CTL0021" } } },
173	/* Sound Blaster AWE 32 PnP */
174	{ .id = "CTL0048", .devs = { { "CTL0031" }, { "CTL0021" } } },
175	/* Sound Blaster AWE 32 PnP */
176	{ .id = "CTL0054", .devs = { { "CTL0031" }, { "CTL0021" } } },
177	/* Sound Blaster AWE 32 PnP */
178	{ .id = "CTL009a", .devs = { { "CTL0041" }, { "CTL0021" } } },
179	/* Sound Blaster AWE 32 PnP */
180	{ .id = "CTL009c", .devs = { { "CTL0041" }, { "CTL0021" } } },
181	/* Sound Blaster 32 PnP */
182	{ .id = "CTL009f", .devs = { { "CTL0041" }, { "CTL0021" } } },
183	/* Sound Blaster AWE 64 PnP */
184	{ .id = "CTL009d", .devs = { { "CTL0042" }, { "CTL0022" } } },
185	/* Sound Blaster AWE 64 PnP Gold */
186	{ .id = "CTL009e", .devs = { { "CTL0044" }, { "CTL0023" } } },
187	/* Sound Blaster AWE 64 PnP Gold */
188	{ .id = "CTL00b2", .devs = { { "CTL0044" }, { "CTL0023" } } },
189	/* Sound Blaster AWE 64 PnP */
190	{ .id = "CTL00c1", .devs = { { "CTL0042" }, { "CTL0022" } } },
191	/* Sound Blaster AWE 64 PnP */
192	{ .id = "CTL00c3", .devs = { { "CTL0045" }, { "CTL0022" } } },
193	/* Sound Blaster AWE 64 PnP */
194	{ .id = "CTL00c5", .devs = { { "CTL0045" }, { "CTL0022" } } },
195	/* Sound Blaster AWE 64 PnP */
196	{ .id = "CTL00c7", .devs = { { "CTL0045" }, { "CTL0022" } } },
197	/* Sound Blaster AWE 64 PnP */
198	{ .id = "CTL00e4", .devs = { { "CTL0045" }, { "CTL0022" } } },
199	/* Sound Blaster AWE 64 PnP */
200	{ .id = "CTL00e9", .devs = { { "CTL0045" }, { "CTL0022" } } },
201	/* Sound Blaster 16 PnP (AWE) */
202	{ .id = "CTL00ed", .devs = { { "CTL0041" }, { "CTL0070" } } },
203	/* Generic entries */
204	{ .id = "CTLXXXX" , .devs = { { "CTL0031" }, { "CTL0021" } } },
205	{ .id = "CTLXXXX" , .devs = { { "CTL0041" }, { "CTL0021" } } },
206	{ .id = "CTLXXXX" , .devs = { { "CTL0042" }, { "CTL0022" } } },
207	{ .id = "CTLXXXX" , .devs = { { "CTL0044" }, { "CTL0023" } } },
208	{ .id = "CTLXXXX" , .devs = { { "CTL0045" }, { "CTL0022" } } },
209#endif /* SNDRV_SBAWE */
210	{ .id = "", }
211};
212
213MODULE_DEVICE_TABLE(pnp_card, snd_sb16_pnpids);
214
215#endif /* CONFIG_PNP */
216
217#ifdef SNDRV_SBAWE_EMU8000
218#define DRIVER_NAME	"snd-card-sbawe"
219#else
220#define DRIVER_NAME	"snd-card-sb16"
221#endif
222
223#ifdef CONFIG_PNP
224
225static int snd_card_sb16_pnp(int dev, struct snd_card_sb16 *acard,
226			     struct pnp_card_link *card,
227			     const struct pnp_card_device_id *id)
228{
229	struct pnp_dev *pdev;
230	int err;
231
232	acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
233	if (acard->dev == NULL)
234		return -ENODEV; 
235
236#ifdef SNDRV_SBAWE_EMU8000
237	acard->devwt = pnp_request_card_device(card, id->devs[1].id, acard->dev);
238#endif
239	/* Audio initialization */
240	pdev = acard->dev;
241
242	err = pnp_activate_dev(pdev); 
243	if (err < 0) { 
244		dev_err(&pdev->dev, "AUDIO pnp configure failure\n");
245		return err; 
246	} 
247	port[dev] = pnp_port_start(pdev, 0);
248	mpu_port[dev] = pnp_port_start(pdev, 1);
249	fm_port[dev] = pnp_port_start(pdev, 2);
250	dma8[dev] = pnp_dma(pdev, 0);
251	dma16[dev] = pnp_dma(pdev, 1);
252	irq[dev] = pnp_irq(pdev, 0);
253	dev_dbg(&pdev->dev, "pnp SB16: port=0x%lx, mpu port=0x%lx, fm port=0x%lx\n",
254		port[dev], mpu_port[dev], fm_port[dev]);
255	dev_dbg(&pdev->dev, "pnp SB16: dma1=%i, dma2=%i, irq=%i\n",
256		dma8[dev], dma16[dev], irq[dev]);
257#ifdef SNDRV_SBAWE_EMU8000
258	/* WaveTable initialization */
259	pdev = acard->devwt;
260	if (pdev != NULL) {
261		err = pnp_activate_dev(pdev); 
262		if (err < 0) { 
263			goto __wt_error; 
264		} 
265		awe_port[dev] = pnp_port_start(pdev, 0);
266		dev_dbg(&pdev->dev, "pnp SB16: wavetable port=0x%llx\n",
267			(unsigned long long)pnp_port_start(pdev, 0));
268	} else {
269__wt_error:
270		if (pdev) {
271			pnp_release_card_device(pdev);
272			dev_err(&pdev->dev, "WaveTable pnp configure failure\n");
273		}
274		acard->devwt = NULL;
275		awe_port[dev] = -1;
276	}
277#endif
278	return 0;
279}
280
281#endif /* CONFIG_PNP */
282
283#ifdef CONFIG_PNP
284#define is_isapnp_selected(dev)		isapnp[dev]
285#else
286#define is_isapnp_selected(dev)		0
287#endif
288
289static int snd_sb16_card_new(struct device *devptr, int dev,
290			     struct snd_card **cardp)
291{
292	struct snd_card *card;
293	int err;
294
295	err = snd_devm_card_new(devptr, index[dev], id[dev], THIS_MODULE,
296				sizeof(struct snd_card_sb16), &card);
297	if (err < 0)
298		return err;
299	*cardp = card;
300	return 0;
301}
302
303static int snd_sb16_probe(struct snd_card *card, int dev)
304{
305	int xirq, xdma8, xdma16;
306	struct snd_sb *chip;
307	struct snd_card_sb16 *acard = card->private_data;
308	struct snd_opl3 *opl3;
309	struct snd_hwdep *synth = NULL;
310#ifdef CONFIG_SND_SB16_CSP
311	struct snd_hwdep *xcsp = NULL;
312#endif
313	int err;
314
315	xirq = irq[dev];
316	xdma8 = dma8[dev];
317	xdma16 = dma16[dev];
318
319	err = snd_sbdsp_create(card, port[dev], xirq, snd_sb16dsp_interrupt,
320			       xdma8, xdma16, SB_HW_AUTO, &chip);
321	if (err < 0)
322		return err;
323
324	acard->chip = chip;
325	if (chip->hardware != SB_HW_16) {
326		dev_err(card->dev, "SB 16 chip was not detected at 0x%lx\n", port[dev]);
327		return -ENODEV;
328	}
329	chip->mpu_port = mpu_port[dev];
330	if (!is_isapnp_selected(dev)) {
331		err = snd_sb16dsp_configure(chip);
332		if (err < 0)
333			return err;
334	}
335
336	err = snd_sb16dsp_pcm(chip, 0);
337	if (err < 0)
338		return err;
339
340	strscpy(card->driver,
341#ifdef SNDRV_SBAWE_EMU8000
342			awe_port[dev] > 0 ? "SB AWE" :
343#endif
344			"SB16");
345	strscpy(card->shortname, chip->name);
346	sprintf(card->longname, "%s at 0x%lx, irq %i, dma ",
347		chip->name,
348		chip->port,
349		xirq);
350	if (xdma8 >= 0)
351		sprintf(card->longname + strlen(card->longname), "%d", xdma8);
352	if (xdma16 >= 0)
353		sprintf(card->longname + strlen(card->longname), "%s%d",
354			xdma8 >= 0 ? "&" : "", xdma16);
355
356	if (chip->mpu_port > 0 && chip->mpu_port != SNDRV_AUTO_PORT) {
357		err = snd_mpu401_uart_new(card, 0, MPU401_HW_SB,
358					  chip->mpu_port,
359					  MPU401_INFO_IRQ_HOOK, -1,
360					  &chip->rmidi);
361		if (err < 0)
362			return err;
363		chip->rmidi_callback = snd_mpu401_uart_interrupt;
364	}
365
366#ifdef SNDRV_SBAWE_EMU8000
367	if (awe_port[dev] == SNDRV_AUTO_PORT)
368		awe_port[dev] = 0; /* disable */
369#endif
370
371	if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
372		if (snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2,
373				    OPL3_HW_OPL3,
374				    acard->fm_res != NULL || fm_port[dev] == port[dev],
375				    &opl3) < 0) {
376			dev_err(card->dev, "no OPL device at 0x%lx-0x%lx\n",
377				fm_port[dev], fm_port[dev] + 2);
378		} else {
379#ifdef SNDRV_SBAWE_EMU8000
380			int seqdev = awe_port[dev] > 0 ? 2 : 1;
381#else
382			int seqdev = 1;
383#endif
384			err = snd_opl3_hwdep_new(opl3, 0, seqdev, &synth);
385			if (err < 0)
386				return err;
387		}
388	}
389
390	err = snd_sbmixer_new(chip);
391	if (err < 0)
392		return err;
393
394#ifdef CONFIG_SND_SB16_CSP
395	/* CSP chip on SB16ASP/AWE32 */
396	if ((chip->hardware == SB_HW_16) && csp[dev]) {
397		snd_sb_csp_new(chip, synth != NULL ? 1 : 0, &xcsp);
398		if (xcsp) {
399			chip->csp = xcsp->private_data;
400			chip->hardware = SB_HW_16CSP;
401		} else {
402			dev_info(card->dev,
403				 "warning - CSP chip not detected on soundcard #%i\n",
404				 dev + 1);
405		}
406	}
407#endif
408#ifdef SNDRV_SBAWE_EMU8000
409	if (awe_port[dev] > 0) {
410		err = snd_emu8000_new(card, 1, awe_port[dev],
411				      seq_ports[dev], NULL);
412		if (err < 0) {
413			dev_err(card->dev,
414				"fatal error - EMU-8000 synthesizer not detected at 0x%lx\n",
415				awe_port[dev]);
416
417			return err;
418		}
419	}
420#endif
421
422	/* setup Mic AGC */
423	scoped_guard(spinlock_irqsave, &chip->mixer_lock) {
424		snd_sbmixer_write(chip, SB_DSP4_MIC_AGC,
425			(snd_sbmixer_read(chip, SB_DSP4_MIC_AGC) & 0x01) |
426			(mic_agc[dev] ? 0x00 : 0x01));
427	}
428
429	err = snd_card_register(card);
430	if (err < 0)
431		return err;
432
433	return 0;
434}
435
436#ifdef CONFIG_PM
437static int snd_sb16_suspend(struct snd_card *card, pm_message_t state)
438{
439	struct snd_card_sb16 *acard = card->private_data;
440	struct snd_sb *chip = acard->chip;
441
442	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
443	snd_sbmixer_suspend(chip);
444	return 0;
445}
446
447static int snd_sb16_resume(struct snd_card *card)
448{
449	struct snd_card_sb16 *acard = card->private_data;
450	struct snd_sb *chip = acard->chip;
451
452	snd_sbdsp_reset(chip);
453	snd_sbmixer_resume(chip);
454	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
455	return 0;
456}
457#endif
458
459static int snd_sb16_isa_probe1(int dev, struct device *pdev)
460{
461	struct snd_card_sb16 *acard;
462	struct snd_card *card;
463	int err;
464
465	err = snd_sb16_card_new(pdev, dev, &card);
466	if (err < 0)
467		return err;
468
469	acard = card->private_data;
470	/* non-PnP FM port address is hardwired with base port address */
471	fm_port[dev] = port[dev];
472	/* block the 0x388 port to avoid PnP conflicts */
473	acard->fm_res = devm_request_region(card->dev, 0x388, 4,
474					    "SoundBlaster FM");
475#ifdef SNDRV_SBAWE_EMU8000
476	/* non-PnP AWE port address is hardwired with base port address */
477	awe_port[dev] = port[dev] + 0x400;
478#endif
479
480	err = snd_sb16_probe(card, dev);
481	if (err < 0)
482		return err;
483	dev_set_drvdata(pdev, card);
484	return 0;
485}
486
487
488static int snd_sb16_isa_match(struct device *pdev, unsigned int dev)
489{
490	return enable[dev] && !is_isapnp_selected(dev);
491}
492
493static int snd_sb16_isa_probe(struct device *pdev, unsigned int dev)
494{
495	int err;
496	static const int possible_irqs[] = {5, 9, 10, 7, -1};
497	static const int possible_dmas8[] = {1, 3, 0, -1};
498	static const int possible_dmas16[] = {5, 6, 7, -1};
499
500	if (irq[dev] == SNDRV_AUTO_IRQ) {
501		irq[dev] = snd_legacy_find_free_irq(possible_irqs);
502		if (irq[dev] < 0) {
503			dev_err(pdev, "unable to find a free IRQ\n");
504			return -EBUSY;
505		}
506	}
507	if (dma8[dev] == SNDRV_AUTO_DMA) {
508		dma8[dev] = snd_legacy_find_free_dma(possible_dmas8);
509		if (dma8[dev] < 0) {
510			dev_err(pdev, "unable to find a free 8-bit DMA\n");
511			return -EBUSY;
512		}
513	}
514	if (dma16[dev] == SNDRV_AUTO_DMA) {
515		dma16[dev] = snd_legacy_find_free_dma(possible_dmas16);
516		if (dma16[dev] < 0) {
517			dev_err(pdev, "unable to find a free 16-bit DMA\n");
518			return -EBUSY;
519		}
520	}
521
522	if (port[dev] != SNDRV_AUTO_PORT)
523		return snd_sb16_isa_probe1(dev, pdev);
524	else {
525		static const int possible_ports[] = {0x220, 0x240, 0x260, 0x280};
526		int i;
527		for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
528			port[dev] = possible_ports[i];
529			err = snd_sb16_isa_probe1(dev, pdev);
530			if (! err)
531				return 0;
532		}
533		return err;
534	}
535}
536
537#ifdef CONFIG_PM
538static int snd_sb16_isa_suspend(struct device *dev, unsigned int n,
539				pm_message_t state)
540{
541	return snd_sb16_suspend(dev_get_drvdata(dev), state);
542}
543
544static int snd_sb16_isa_resume(struct device *dev, unsigned int n)
545{
546	return snd_sb16_resume(dev_get_drvdata(dev));
547}
548#endif
549
550#ifdef SNDRV_SBAWE
551#define DEV_NAME "sbawe"
552#else
553#define DEV_NAME "sb16"
554#endif
555
556static struct isa_driver snd_sb16_isa_driver = {
557	.match		= snd_sb16_isa_match,
558	.probe		= snd_sb16_isa_probe,
559#ifdef CONFIG_PM
560	.suspend	= snd_sb16_isa_suspend,
561	.resume		= snd_sb16_isa_resume,
562#endif
563	.driver		= {
564		.name	= DEV_NAME
565	},
566};
567
568
569#ifdef CONFIG_PNP
570static int snd_sb16_pnp_detect(struct pnp_card_link *pcard,
571			       const struct pnp_card_device_id *pid)
572{
573	static int dev;
574	struct snd_card *card;
575	int res;
576
577	for ( ; dev < SNDRV_CARDS; dev++) {
578		if (!enable[dev] || !isapnp[dev])
579			continue;
580		res = snd_sb16_card_new(&pcard->card->dev, dev, &card);
581		if (res < 0)
582			return res;
583		res = snd_card_sb16_pnp(dev, card->private_data, pcard, pid);
584		if (res < 0)
585			return res;
586		res = snd_sb16_probe(card, dev);
587		if (res < 0)
588			return res;
589		pnp_set_card_drvdata(pcard, card);
590		dev++;
591		return 0;
592	}
593
594	return -ENODEV;
595}
596
597#ifdef CONFIG_PM
598static int snd_sb16_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
599{
600	return snd_sb16_suspend(pnp_get_card_drvdata(pcard), state);
601}
602static int snd_sb16_pnp_resume(struct pnp_card_link *pcard)
603{
604	return snd_sb16_resume(pnp_get_card_drvdata(pcard));
605}
606#endif
607
608static struct pnp_card_driver sb16_pnpc_driver = {
609	.flags = PNP_DRIVER_RES_DISABLE,
610#ifdef SNDRV_SBAWE
611	.name = "sbawe",
612#else
613	.name = "sb16",
614#endif
615	.id_table = snd_sb16_pnpids,
616	.probe = snd_sb16_pnp_detect,
617#ifdef CONFIG_PM
618	.suspend = snd_sb16_pnp_suspend,
619	.resume = snd_sb16_pnp_resume,
620#endif
621};
622
623#endif /* CONFIG_PNP */
624
625static int __init alsa_card_sb16_init(void)
626{
627	int err;
628
629	err = isa_register_driver(&snd_sb16_isa_driver, SNDRV_CARDS);
630#ifdef CONFIG_PNP
631	if (!err)
632		isa_registered = 1;
633
634	err = pnp_register_card_driver(&sb16_pnpc_driver);
635	if (!err)
636		pnp_registered = 1;
637
638	if (isa_registered)
639		err = 0;
640#endif
641	return err;
642}
643
644static void __exit alsa_card_sb16_exit(void)
645{
646#ifdef CONFIG_PNP
647	if (pnp_registered)
648		pnp_unregister_card_driver(&sb16_pnpc_driver);
649	if (isa_registered)
650#endif
651		isa_unregister_driver(&snd_sb16_isa_driver);
652}
653
654module_init(alsa_card_sb16_init)
655module_exit(alsa_card_sb16_exit)
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