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v6.2
  1// SPDX-License-Identifier: GPL-2.0-or-later
  2
  3/*
  4    card-als100.c - driver for Avance Logic ALS100 based soundcards.
  5    Copyright (C) 1999-2000 by Massimo Piccioni <dafastidio@libero.it>
  6    Copyright (C) 1999-2002 by Massimo Piccioni <dafastidio@libero.it>
  7
  8    Thanks to Pierfrancesco 'qM2' Passerini.
  9
 10    Generalised for soundcards based on DT-0196 and ALS-007 chips
 11    by Jonathan Woithe <jwoithe@just42.net>: June 2002.
 12
 13*/
 14
 15#include <linux/init.h>
 16#include <linux/wait.h>
 17#include <linux/time.h>
 18#include <linux/pnp.h>
 19#include <linux/module.h>
 20#include <sound/core.h>
 21#include <sound/initval.h>
 22#include <sound/mpu401.h>
 23#include <sound/opl3.h>
 24#include <sound/sb.h>
 25
 26#define PFX "als100: "
 27
 28MODULE_DESCRIPTION("Avance Logic ALS007/ALS1X0");
 29MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
 30MODULE_LICENSE("GPL");
 31
 32static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
 33static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
 34static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;	/* Enable this card */
 35static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 36static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 37static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 38static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* PnP setup */
 39static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* PnP setup */
 40static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */
 41static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */
 42
 43module_param_array(index, int, NULL, 0444);
 44MODULE_PARM_DESC(index, "Index value for Avance Logic based soundcard.");
 45module_param_array(id, charp, NULL, 0444);
 46MODULE_PARM_DESC(id, "ID string for Avance Logic based soundcard.");
 47module_param_array(enable, bool, NULL, 0444);
 48MODULE_PARM_DESC(enable, "Enable Avance Logic based soundcard.");
 49
 50MODULE_ALIAS("snd-dt019x");
 51
 52struct snd_card_als100 {
 53	struct pnp_dev *dev;
 54	struct pnp_dev *devmpu;
 55	struct pnp_dev *devopl;
 56	struct snd_sb *chip;
 57};
 58
 59static const struct pnp_card_device_id snd_als100_pnpids[] = {
 60	/* DT197A30 */
 61	{ .id = "RWB1688",
 62	  .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } },
 63	  .driver_data = SB_HW_DT019X },
 64	/* DT0196 / ALS-007 */
 65	{ .id = "ALS0007",
 66	  .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } },
 67	  .driver_data = SB_HW_DT019X },
 68	/* ALS100 - PRO16PNP */
 69	{ .id = "ALS0001",
 70	  .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } },
 71	  .driver_data = SB_HW_ALS100 },
 72	/* ALS110 - MF1000 - Digimate 3D Sound */
 73	{ .id = "ALS0110",
 74	  .devs = { { "@@@1001" }, { "@X@1001" }, { "@H@1001" } },
 75	  .driver_data = SB_HW_ALS100 },
 76	/* ALS120 */
 77	{ .id = "ALS0120",
 78	  .devs = { { "@@@2001" }, { "@X@2001" }, { "@H@2001" } },
 79	  .driver_data = SB_HW_ALS100 },
 80	/* ALS200 */
 81	{ .id = "ALS0200",
 82	  .devs = { { "@@@0020" }, { "@X@0020" }, { "@H@0001" } },
 83	  .driver_data = SB_HW_ALS100 },
 84	/* ALS200 OEM */
 85	{ .id = "ALS0200",
 86	  .devs = { { "@@@0020" }, { "@X@0020" }, { "@H@0020" } },
 87	  .driver_data = SB_HW_ALS100 },
 88	/* RTL3000 */
 89	{ .id = "RTL3000",
 90	  .devs = { { "@@@2001" }, { "@X@2001" }, { "@H@2001" } },
 91	  .driver_data = SB_HW_ALS100 },
 92	{ .id = "" } /* end */
 93};
 94
 95MODULE_DEVICE_TABLE(pnp_card, snd_als100_pnpids);
 96
 97static int snd_card_als100_pnp(int dev, struct snd_card_als100 *acard,
 98			       struct pnp_card_link *card,
 99			       const struct pnp_card_device_id *id)
100{
101	struct pnp_dev *pdev;
102	int err;
103
104	acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
105	if (acard->dev == NULL)
106		return -ENODEV;
107
108	acard->devmpu = pnp_request_card_device(card, id->devs[1].id, acard->dev);
109	acard->devopl = pnp_request_card_device(card, id->devs[2].id, acard->dev);
110
111	pdev = acard->dev;
112
113	err = pnp_activate_dev(pdev);
114	if (err < 0) {
115		snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
116		return err;
117	}
118	port[dev] = pnp_port_start(pdev, 0);
119	if (id->driver_data == SB_HW_DT019X)
120		dma8[dev] = pnp_dma(pdev, 0);
121	else {
122		dma8[dev] = pnp_dma(pdev, 1);
123		dma16[dev] = pnp_dma(pdev, 0);
124	}
125	irq[dev] = pnp_irq(pdev, 0);
126
127	pdev = acard->devmpu;
128	if (pdev != NULL) {
129		err = pnp_activate_dev(pdev);
130		if (err < 0)
131			goto __mpu_error;
132		mpu_port[dev] = pnp_port_start(pdev, 0);
133		mpu_irq[dev] = pnp_irq(pdev, 0);
134	} else {
135	     __mpu_error:
136	     	if (pdev) {
137		     	pnp_release_card_device(pdev);
138	     		snd_printk(KERN_ERR PFX "MPU401 pnp configure failure, skipping\n");
139	     	}
140	     	acard->devmpu = NULL;
141	     	mpu_port[dev] = -1;
142	}
143
144	pdev = acard->devopl;
145	if (pdev != NULL) {
146		err = pnp_activate_dev(pdev);
147		if (err < 0)
148			goto __fm_error;
149		fm_port[dev] = pnp_port_start(pdev, 0);
150	} else {
151	      __fm_error:
152	     	if (pdev) {
153		     	pnp_release_card_device(pdev);
154	     		snd_printk(KERN_ERR PFX "OPL3 pnp configure failure, skipping\n");
155	     	}
156	     	acard->devopl = NULL;
157	     	fm_port[dev] = -1;
158	}
159
160	return 0;
161}
162
163static int snd_card_als100_probe(int dev,
164				 struct pnp_card_link *pcard,
165				 const struct pnp_card_device_id *pid)
166{
167	int error;
168	struct snd_sb *chip;
169	struct snd_card *card;
170	struct snd_card_als100 *acard;
171	struct snd_opl3 *opl3;
172
173	error = snd_devm_card_new(&pcard->card->dev,
174				  index[dev], id[dev], THIS_MODULE,
175				  sizeof(struct snd_card_als100), &card);
176	if (error < 0)
177		return error;
178	acard = card->private_data;
179
180	error = snd_card_als100_pnp(dev, acard, pcard, pid);
181	if (error)
182		return error;
183
184	if (pid->driver_data == SB_HW_DT019X)
185		dma16[dev] = -1;
186
187	error = snd_sbdsp_create(card, port[dev], irq[dev],
188				  snd_sb16dsp_interrupt,
189				  dma8[dev], dma16[dev],
190				  pid->driver_data,
191				  &chip);
192	if (error < 0)
193		return error;
194	acard->chip = chip;
195
196	if (pid->driver_data == SB_HW_DT019X) {
197		strcpy(card->driver, "DT-019X");
198		strcpy(card->shortname, "Diamond Tech. DT-019X");
199		snprintf(card->longname, sizeof(card->longname),
200			 "Diamond Tech. DT-019X, %s at 0x%lx, irq %d, dma %d",
201			 chip->name, chip->port, irq[dev], dma8[dev]);
202	} else {
203		strcpy(card->driver, "ALS100");
204		strcpy(card->shortname, "Avance Logic ALS100");
205		snprintf(card->longname, sizeof(card->longname),
206			 "Avance Logic ALS100, %s at 0x%lx, irq %d, dma %d&%d",
207			 chip->name, chip->port, irq[dev], dma8[dev],
208			 dma16[dev]);
209	}
210
211	error = snd_sb16dsp_pcm(chip, 0);
212	if (error < 0)
213		return error;
214
215	error = snd_sbmixer_new(chip);
216	if (error < 0)
217		return error;
218
219	if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
220		int mpu_type = MPU401_HW_ALS100;
221
222		if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
223			mpu_irq[dev] = -1;
224
225		if (pid->driver_data == SB_HW_DT019X)
226			mpu_type = MPU401_HW_MPU401;
227
228		if (snd_mpu401_uart_new(card, 0,
229					mpu_type,
230					mpu_port[dev], 0, 
231					mpu_irq[dev],
232					NULL) < 0)
233			snd_printk(KERN_ERR PFX "no MPU-401 device at 0x%lx\n", mpu_port[dev]);
234	}
235
236	if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
237		if (snd_opl3_create(card,
238				    fm_port[dev], fm_port[dev] + 2,
239				    OPL3_HW_AUTO, 0, &opl3) < 0) {
240			snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx\n",
241				   fm_port[dev], fm_port[dev] + 2);
242		} else {
243			error = snd_opl3_timer_new(opl3, 0, 1);
244			if (error < 0)
245				return error;
246			error = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
247			if (error < 0)
248				return error;
249		}
250	}
251
252	error = snd_card_register(card);
253	if (error < 0)
254		return error;
255	pnp_set_card_drvdata(pcard, card);
256	return 0;
257}
258
259static unsigned int als100_devices;
260
261static int snd_als100_pnp_detect(struct pnp_card_link *card,
262				 const struct pnp_card_device_id *id)
263{
264	static int dev;
265	int res;
266
267	for ( ; dev < SNDRV_CARDS; dev++) {
268		if (!enable[dev])
269			continue;
270		res = snd_card_als100_probe(dev, card, id);
271		if (res < 0)
272			return res;
273		dev++;
274		als100_devices++;
275		return 0;
276	}
277	return -ENODEV;
278}
279
280#ifdef CONFIG_PM
281static int snd_als100_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
282{
283	struct snd_card *card = pnp_get_card_drvdata(pcard);
284	struct snd_card_als100 *acard = card->private_data;
285	struct snd_sb *chip = acard->chip;
286
287	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
288	snd_sbmixer_suspend(chip);
289	return 0;
290}
291
292static int snd_als100_pnp_resume(struct pnp_card_link *pcard)
293{
294	struct snd_card *card = pnp_get_card_drvdata(pcard);
295	struct snd_card_als100 *acard = card->private_data;
296	struct snd_sb *chip = acard->chip;
297
298	snd_sbdsp_reset(chip);
299	snd_sbmixer_resume(chip);
300	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
301	return 0;
302}
303#endif
304
305static struct pnp_card_driver als100_pnpc_driver = {
306	.flags          = PNP_DRIVER_RES_DISABLE,
307	.name		= "als100",
308        .id_table       = snd_als100_pnpids,
309        .probe          = snd_als100_pnp_detect,
310#ifdef CONFIG_PM
311	.suspend	= snd_als100_pnp_suspend,
312	.resume		= snd_als100_pnp_resume,
313#endif
314};
315
316static int __init alsa_card_als100_init(void)
317{
318	int err;
319
320	err = pnp_register_card_driver(&als100_pnpc_driver);
321	if (err)
322		return err;
323
324	if (!als100_devices) {
325		pnp_unregister_card_driver(&als100_pnpc_driver);
326#ifdef MODULE
327		snd_printk(KERN_ERR "no Avance Logic based soundcards found\n");
328#endif
329		return -ENODEV;
330	}
331	return 0;
332}
333
334static void __exit alsa_card_als100_exit(void)
335{
336	pnp_unregister_card_driver(&als100_pnpc_driver);
337}
338
339module_init(alsa_card_als100_init)
340module_exit(alsa_card_als100_exit)
v6.13.7
  1// SPDX-License-Identifier: GPL-2.0-or-later
  2
  3/*
  4    card-als100.c - driver for Avance Logic ALS100 based soundcards.
  5    Copyright (C) 1999-2000 by Massimo Piccioni <dafastidio@libero.it>
  6    Copyright (C) 1999-2002 by Massimo Piccioni <dafastidio@libero.it>
  7
  8    Thanks to Pierfrancesco 'qM2' Passerini.
  9
 10    Generalised for soundcards based on DT-0196 and ALS-007 chips
 11    by Jonathan Woithe <jwoithe@just42.net>: June 2002.
 12
 13*/
 14
 15#include <linux/init.h>
 16#include <linux/wait.h>
 17#include <linux/time.h>
 18#include <linux/pnp.h>
 19#include <linux/module.h>
 20#include <sound/core.h>
 21#include <sound/initval.h>
 22#include <sound/mpu401.h>
 23#include <sound/opl3.h>
 24#include <sound/sb.h>
 25
 
 
 26MODULE_DESCRIPTION("Avance Logic ALS007/ALS1X0");
 27MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
 28MODULE_LICENSE("GPL");
 29
 30static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
 31static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
 32static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;	/* Enable this card */
 33static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 34static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 35static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 36static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* PnP setup */
 37static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* PnP setup */
 38static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */
 39static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */
 40
 41module_param_array(index, int, NULL, 0444);
 42MODULE_PARM_DESC(index, "Index value for Avance Logic based soundcard.");
 43module_param_array(id, charp, NULL, 0444);
 44MODULE_PARM_DESC(id, "ID string for Avance Logic based soundcard.");
 45module_param_array(enable, bool, NULL, 0444);
 46MODULE_PARM_DESC(enable, "Enable Avance Logic based soundcard.");
 47
 48MODULE_ALIAS("snd-dt019x");
 49
 50struct snd_card_als100 {
 51	struct pnp_dev *dev;
 52	struct pnp_dev *devmpu;
 53	struct pnp_dev *devopl;
 54	struct snd_sb *chip;
 55};
 56
 57static const struct pnp_card_device_id snd_als100_pnpids[] = {
 58	/* DT197A30 */
 59	{ .id = "RWB1688",
 60	  .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } },
 61	  .driver_data = SB_HW_DT019X },
 62	/* DT0196 / ALS-007 */
 63	{ .id = "ALS0007",
 64	  .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } },
 65	  .driver_data = SB_HW_DT019X },
 66	/* ALS100 - PRO16PNP */
 67	{ .id = "ALS0001",
 68	  .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } },
 69	  .driver_data = SB_HW_ALS100 },
 70	/* ALS110 - MF1000 - Digimate 3D Sound */
 71	{ .id = "ALS0110",
 72	  .devs = { { "@@@1001" }, { "@X@1001" }, { "@H@1001" } },
 73	  .driver_data = SB_HW_ALS100 },
 74	/* ALS120 */
 75	{ .id = "ALS0120",
 76	  .devs = { { "@@@2001" }, { "@X@2001" }, { "@H@2001" } },
 77	  .driver_data = SB_HW_ALS100 },
 78	/* ALS200 */
 79	{ .id = "ALS0200",
 80	  .devs = { { "@@@0020" }, { "@X@0020" }, { "@H@0001" } },
 81	  .driver_data = SB_HW_ALS100 },
 82	/* ALS200 OEM */
 83	{ .id = "ALS0200",
 84	  .devs = { { "@@@0020" }, { "@X@0020" }, { "@H@0020" } },
 85	  .driver_data = SB_HW_ALS100 },
 86	/* RTL3000 */
 87	{ .id = "RTL3000",
 88	  .devs = { { "@@@2001" }, { "@X@2001" }, { "@H@2001" } },
 89	  .driver_data = SB_HW_ALS100 },
 90	{ .id = "" } /* end */
 91};
 92
 93MODULE_DEVICE_TABLE(pnp_card, snd_als100_pnpids);
 94
 95static int snd_card_als100_pnp(int dev, struct snd_card_als100 *acard,
 96			       struct pnp_card_link *card,
 97			       const struct pnp_card_device_id *id)
 98{
 99	struct pnp_dev *pdev;
100	int err;
101
102	acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
103	if (acard->dev == NULL)
104		return -ENODEV;
105
106	acard->devmpu = pnp_request_card_device(card, id->devs[1].id, acard->dev);
107	acard->devopl = pnp_request_card_device(card, id->devs[2].id, acard->dev);
108
109	pdev = acard->dev;
110
111	err = pnp_activate_dev(pdev);
112	if (err < 0) {
113		dev_err(&pdev->dev, "AUDIO pnp configure failure\n");
114		return err;
115	}
116	port[dev] = pnp_port_start(pdev, 0);
117	if (id->driver_data == SB_HW_DT019X)
118		dma8[dev] = pnp_dma(pdev, 0);
119	else {
120		dma8[dev] = pnp_dma(pdev, 1);
121		dma16[dev] = pnp_dma(pdev, 0);
122	}
123	irq[dev] = pnp_irq(pdev, 0);
124
125	pdev = acard->devmpu;
126	if (pdev != NULL) {
127		err = pnp_activate_dev(pdev);
128		if (err < 0)
129			goto __mpu_error;
130		mpu_port[dev] = pnp_port_start(pdev, 0);
131		mpu_irq[dev] = pnp_irq(pdev, 0);
132	} else {
133	     __mpu_error:
134	     	if (pdev) {
135		     	pnp_release_card_device(pdev);
136			dev_err(&pdev->dev, "MPU401 pnp configure failure, skipping\n");
137	     	}
138	     	acard->devmpu = NULL;
139	     	mpu_port[dev] = -1;
140	}
141
142	pdev = acard->devopl;
143	if (pdev != NULL) {
144		err = pnp_activate_dev(pdev);
145		if (err < 0)
146			goto __fm_error;
147		fm_port[dev] = pnp_port_start(pdev, 0);
148	} else {
149	      __fm_error:
150	     	if (pdev) {
151		     	pnp_release_card_device(pdev);
152			dev_err(&pdev->dev, "OPL3 pnp configure failure, skipping\n");
153	     	}
154	     	acard->devopl = NULL;
155	     	fm_port[dev] = -1;
156	}
157
158	return 0;
159}
160
161static int snd_card_als100_probe(int dev,
162				 struct pnp_card_link *pcard,
163				 const struct pnp_card_device_id *pid)
164{
165	int error;
166	struct snd_sb *chip;
167	struct snd_card *card;
168	struct snd_card_als100 *acard;
169	struct snd_opl3 *opl3;
170
171	error = snd_devm_card_new(&pcard->card->dev,
172				  index[dev], id[dev], THIS_MODULE,
173				  sizeof(struct snd_card_als100), &card);
174	if (error < 0)
175		return error;
176	acard = card->private_data;
177
178	error = snd_card_als100_pnp(dev, acard, pcard, pid);
179	if (error)
180		return error;
181
182	if (pid->driver_data == SB_HW_DT019X)
183		dma16[dev] = -1;
184
185	error = snd_sbdsp_create(card, port[dev], irq[dev],
186				  snd_sb16dsp_interrupt,
187				  dma8[dev], dma16[dev],
188				  pid->driver_data,
189				  &chip);
190	if (error < 0)
191		return error;
192	acard->chip = chip;
193
194	if (pid->driver_data == SB_HW_DT019X) {
195		strcpy(card->driver, "DT-019X");
196		strcpy(card->shortname, "Diamond Tech. DT-019X");
197		snprintf(card->longname, sizeof(card->longname),
198			 "Diamond Tech. DT-019X, %s at 0x%lx, irq %d, dma %d",
199			 chip->name, chip->port, irq[dev], dma8[dev]);
200	} else {
201		strcpy(card->driver, "ALS100");
202		strcpy(card->shortname, "Avance Logic ALS100");
203		snprintf(card->longname, sizeof(card->longname),
204			 "Avance Logic ALS100, %s at 0x%lx, irq %d, dma %d&%d",
205			 chip->name, chip->port, irq[dev], dma8[dev],
206			 dma16[dev]);
207	}
208
209	error = snd_sb16dsp_pcm(chip, 0);
210	if (error < 0)
211		return error;
212
213	error = snd_sbmixer_new(chip);
214	if (error < 0)
215		return error;
216
217	if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
218		int mpu_type = MPU401_HW_ALS100;
219
220		if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
221			mpu_irq[dev] = -1;
222
223		if (pid->driver_data == SB_HW_DT019X)
224			mpu_type = MPU401_HW_MPU401;
225
226		if (snd_mpu401_uart_new(card, 0,
227					mpu_type,
228					mpu_port[dev], 0, 
229					mpu_irq[dev],
230					NULL) < 0)
231			dev_err(card->dev, "no MPU-401 device at 0x%lx\n", mpu_port[dev]);
232	}
233
234	if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
235		if (snd_opl3_create(card,
236				    fm_port[dev], fm_port[dev] + 2,
237				    OPL3_HW_AUTO, 0, &opl3) < 0) {
238			dev_err(card->dev, "no OPL device at 0x%lx-0x%lx\n",
239				fm_port[dev], fm_port[dev] + 2);
240		} else {
241			error = snd_opl3_timer_new(opl3, 0, 1);
242			if (error < 0)
243				return error;
244			error = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
245			if (error < 0)
246				return error;
247		}
248	}
249
250	error = snd_card_register(card);
251	if (error < 0)
252		return error;
253	pnp_set_card_drvdata(pcard, card);
254	return 0;
255}
256
257static unsigned int als100_devices;
258
259static int snd_als100_pnp_detect(struct pnp_card_link *card,
260				 const struct pnp_card_device_id *id)
261{
262	static int dev;
263	int res;
264
265	for ( ; dev < SNDRV_CARDS; dev++) {
266		if (!enable[dev])
267			continue;
268		res = snd_card_als100_probe(dev, card, id);
269		if (res < 0)
270			return res;
271		dev++;
272		als100_devices++;
273		return 0;
274	}
275	return -ENODEV;
276}
277
278#ifdef CONFIG_PM
279static int snd_als100_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
280{
281	struct snd_card *card = pnp_get_card_drvdata(pcard);
282	struct snd_card_als100 *acard = card->private_data;
283	struct snd_sb *chip = acard->chip;
284
285	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
286	snd_sbmixer_suspend(chip);
287	return 0;
288}
289
290static int snd_als100_pnp_resume(struct pnp_card_link *pcard)
291{
292	struct snd_card *card = pnp_get_card_drvdata(pcard);
293	struct snd_card_als100 *acard = card->private_data;
294	struct snd_sb *chip = acard->chip;
295
296	snd_sbdsp_reset(chip);
297	snd_sbmixer_resume(chip);
298	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
299	return 0;
300}
301#endif
302
303static struct pnp_card_driver als100_pnpc_driver = {
304	.flags          = PNP_DRIVER_RES_DISABLE,
305	.name		= "als100",
306        .id_table       = snd_als100_pnpids,
307        .probe          = snd_als100_pnp_detect,
308#ifdef CONFIG_PM
309	.suspend	= snd_als100_pnp_suspend,
310	.resume		= snd_als100_pnp_resume,
311#endif
312};
313
314static int __init alsa_card_als100_init(void)
315{
316	int err;
317
318	err = pnp_register_card_driver(&als100_pnpc_driver);
319	if (err)
320		return err;
321
322	if (!als100_devices) {
323		pnp_unregister_card_driver(&als100_pnpc_driver);
324#ifdef MODULE
325		pr_err("no Avance Logic based soundcards found\n");
326#endif
327		return -ENODEV;
328	}
329	return 0;
330}
331
332static void __exit alsa_card_als100_exit(void)
333{
334	pnp_unregister_card_driver(&als100_pnpc_driver);
335}
336
337module_init(alsa_card_als100_init)
338module_exit(alsa_card_als100_exit)