xref: /openbmc/linux/sound/isa/ad1816a/ad1816a.c (revision 643d1f7f)
1 
2 /*
3     card-ad1816a.c - driver for ADI SoundPort AD1816A based soundcards.
4     Copyright (C) 2000 by Massimo Piccioni <dafastidio@libero.it>
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 #include <linux/init.h>
22 #include <linux/time.h>
23 #include <linux/wait.h>
24 #include <linux/pnp.h>
25 #include <linux/moduleparam.h>
26 #include <sound/core.h>
27 #include <sound/initval.h>
28 #include <sound/ad1816a.h>
29 #include <sound/mpu401.h>
30 #include <sound/opl3.h>
31 
32 #define PFX "ad1816a: "
33 
34 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
35 MODULE_DESCRIPTION("AD1816A, AD1815");
36 MODULE_LICENSE("GPL");
37 MODULE_SUPPORTED_DEVICE("{{Highscreen,Sound-Boostar 16 3D},"
38 		"{Analog Devices,AD1815},"
39 		"{Analog Devices,AD1816A},"
40 		"{TerraTec,Base 64},"
41 		"{TerraTec,AudioSystem EWS64S},"
42 		"{Aztech/Newcom SC-16 3D},"
43 		"{Shark Predator ISA}}");
44 
45 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 1-MAX */
46 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
47 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP;	/* Enable this card */
48 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
49 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
50 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
51 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* Pnp setup */
52 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* Pnp setup */
53 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */
54 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */
55 static int clockfreq[SNDRV_CARDS];
56 
57 module_param_array(index, int, NULL, 0444);
58 MODULE_PARM_DESC(index, "Index value for ad1816a based soundcard.");
59 module_param_array(id, charp, NULL, 0444);
60 MODULE_PARM_DESC(id, "ID string for ad1816a based soundcard.");
61 module_param_array(enable, bool, NULL, 0444);
62 MODULE_PARM_DESC(enable, "Enable ad1816a based soundcard.");
63 module_param_array(clockfreq, int, NULL, 0444);
64 MODULE_PARM_DESC(clockfreq, "Clock frequency for ad1816a driver (default = 0).");
65 
66 struct snd_card_ad1816a {
67 	struct pnp_dev *dev;
68 	struct pnp_dev *devmpu;
69 };
70 
71 static struct pnp_card_device_id snd_ad1816a_pnpids[] = {
72 	/* Analog Devices AD1815 */
73 	{ .id = "ADS7150", .devs = { { .id = "ADS7150" }, { .id = "ADS7151" } } },
74 	/* Analog Device AD1816? */
75 	{ .id = "ADS7180", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
76 	/* Analog Devices AD1816A - added by Kenneth Platz <kxp@atl.hp.com> */
77 	{ .id = "ADS7181", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
78 	/* Analog Devices AD1816A - Aztech/Newcom SC-16 3D */
79 	{ .id = "AZT1022", .devs = { { .id = "AZT1018" }, { .id = "AZT2002" } } },
80 	/* Highscreen Sound-Boostar 16 3D - added by Stefan Behnel */
81 	{ .id = "LWC1061", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
82 	/* Highscreen Sound-Boostar 16 3D */
83 	{ .id = "MDK1605", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
84 	/* Shark Predator ISA - added by Ken Arromdee */
85 	{ .id = "SMM7180", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
86 	/* Analog Devices AD1816A - Terratec AudioSystem EWS64S */
87 	{ .id = "TER1112", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
88 	/* Analog Devices AD1816A - Terratec Base 64 */
89 	{ .id = "TER1411", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
90 	/* end */
91 	{ .id = "" }
92 };
93 
94 MODULE_DEVICE_TABLE(pnp_card, snd_ad1816a_pnpids);
95 
96 
97 #define	DRIVER_NAME	"snd-card-ad1816a"
98 
99 
100 static int __devinit snd_card_ad1816a_pnp(int dev, struct snd_card_ad1816a *acard,
101 					  struct pnp_card_link *card,
102 					  const struct pnp_card_device_id *id)
103 {
104 	struct pnp_dev *pdev;
105 	int err;
106 
107 	acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
108 	if (acard->dev == NULL)
109 		return -EBUSY;
110 
111 	acard->devmpu = pnp_request_card_device(card, id->devs[1].id, NULL);
112 	if (acard->devmpu == NULL) {
113 		mpu_port[dev] = -1;
114 		snd_printk(KERN_WARNING PFX "MPU401 device busy, skipping.\n");
115 	}
116 
117 	pdev = acard->dev;
118 
119 	err = pnp_activate_dev(pdev);
120 	if (err < 0) {
121 		printk(KERN_ERR PFX "AUDIO PnP configure failure\n");
122 		return -EBUSY;
123 	}
124 
125 	port[dev] = pnp_port_start(pdev, 2);
126 	fm_port[dev] = pnp_port_start(pdev, 1);
127 	dma1[dev] = pnp_dma(pdev, 0);
128 	dma2[dev] = pnp_dma(pdev, 1);
129 	irq[dev] = pnp_irq(pdev, 0);
130 
131 	if (acard->devmpu == NULL)
132 		return 0;
133 
134 	pdev = acard->devmpu;
135 
136 	err = pnp_activate_dev(pdev);
137 	if (err < 0) {
138 		printk(KERN_ERR PFX "MPU401 PnP configure failure\n");
139 		mpu_port[dev] = -1;
140 		acard->devmpu = NULL;
141 	} else {
142 		mpu_port[dev] = pnp_port_start(pdev, 0);
143 		mpu_irq[dev] = pnp_irq(pdev, 0);
144 	}
145 
146 	return 0;
147 }
148 
149 static int __devinit snd_card_ad1816a_probe(int dev, struct pnp_card_link *pcard,
150 					    const struct pnp_card_device_id *pid)
151 {
152 	int error;
153 	struct snd_card *card;
154 	struct snd_card_ad1816a *acard;
155 	struct snd_ad1816a *chip;
156 	struct snd_opl3 *opl3;
157 
158 	if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE,
159 				 sizeof(struct snd_card_ad1816a))) == NULL)
160 		return -ENOMEM;
161 	acard = (struct snd_card_ad1816a *)card->private_data;
162 
163 	if ((error = snd_card_ad1816a_pnp(dev, acard, pcard, pid))) {
164 		snd_card_free(card);
165 		return error;
166 	}
167 	snd_card_set_dev(card, &pcard->card->dev);
168 
169 	if ((error = snd_ad1816a_create(card, port[dev],
170 					irq[dev],
171 					dma1[dev],
172 					dma2[dev],
173 					&chip)) < 0) {
174 		snd_card_free(card);
175 		return error;
176 	}
177 	if (clockfreq[dev] >= 5000 && clockfreq[dev] <= 100000)
178 		chip->clock_freq = clockfreq[dev];
179 
180 	strcpy(card->driver, "AD1816A");
181 	strcpy(card->shortname, "ADI SoundPort AD1816A");
182 	sprintf(card->longname, "%s, SS at 0x%lx, irq %d, dma %d&%d",
183 		card->shortname, chip->port, irq[dev], dma1[dev], dma2[dev]);
184 
185 	if ((error = snd_ad1816a_pcm(chip, 0, NULL)) < 0) {
186 		snd_card_free(card);
187 		return error;
188 	}
189 
190 	if ((error = snd_ad1816a_mixer(chip)) < 0) {
191 		snd_card_free(card);
192 		return error;
193 	}
194 
195 	if (mpu_port[dev] > 0) {
196 		if (snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
197 					mpu_port[dev], 0, mpu_irq[dev], IRQF_DISABLED,
198 					NULL) < 0)
199 			printk(KERN_ERR PFX "no MPU-401 device at 0x%lx.\n", mpu_port[dev]);
200 	}
201 
202 	if (fm_port[dev] > 0) {
203 		if (snd_opl3_create(card,
204 				    fm_port[dev], fm_port[dev] + 2,
205 				    OPL3_HW_AUTO, 0, &opl3) < 0) {
206 			printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx.\n", fm_port[dev], fm_port[dev] + 2);
207 		} else {
208 			if ((error = snd_opl3_timer_new(opl3, 1, 2)) < 0) {
209 				snd_card_free(card);
210 				return error;
211 			}
212 			if ((error = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
213 				snd_card_free(card);
214 				return error;
215 			}
216 		}
217 	}
218 
219 	if ((error = snd_card_register(card)) < 0) {
220 		snd_card_free(card);
221 		return error;
222 	}
223 	pnp_set_card_drvdata(pcard, card);
224 	return 0;
225 }
226 
227 static unsigned int __devinitdata ad1816a_devices;
228 
229 static int __devinit snd_ad1816a_pnp_detect(struct pnp_card_link *card,
230 					    const struct pnp_card_device_id *id)
231 {
232 	static int dev;
233 	int res;
234 
235 	for ( ; dev < SNDRV_CARDS; dev++) {
236 		if (!enable[dev])
237 			continue;
238 		res = snd_card_ad1816a_probe(dev, card, id);
239 		if (res < 0)
240 			return res;
241 		dev++;
242 		ad1816a_devices++;
243 		return 0;
244 	}
245         return -ENODEV;
246 }
247 
248 static void __devexit snd_ad1816a_pnp_remove(struct pnp_card_link * pcard)
249 {
250 	snd_card_free(pnp_get_card_drvdata(pcard));
251 	pnp_set_card_drvdata(pcard, NULL);
252 }
253 
254 static struct pnp_card_driver ad1816a_pnpc_driver = {
255 	.flags		= PNP_DRIVER_RES_DISABLE,
256 	.name		= "ad1816a",
257 	.id_table	= snd_ad1816a_pnpids,
258 	.probe		= snd_ad1816a_pnp_detect,
259 	.remove		= __devexit_p(snd_ad1816a_pnp_remove),
260 	/* FIXME: suspend/resume */
261 };
262 
263 static int __init alsa_card_ad1816a_init(void)
264 {
265 	int err;
266 
267 	err = pnp_register_card_driver(&ad1816a_pnpc_driver);
268 	if (err)
269 		return err;
270 
271 	if (!ad1816a_devices) {
272 		pnp_unregister_card_driver(&ad1816a_pnpc_driver);
273 #ifdef MODULE
274 		printk(KERN_ERR "no AD1816A based soundcards found.\n");
275 #endif	/* MODULE */
276 		return -ENODEV;
277 	}
278 	return 0;
279 }
280 
281 static void __exit alsa_card_ad1816a_exit(void)
282 {
283 	pnp_unregister_card_driver(&ad1816a_pnpc_driver);
284 }
285 
286 module_init(alsa_card_ad1816a_init)
287 module_exit(alsa_card_ad1816a_exit)
288