xref: /openbmc/linux/sound/isa/ad1816a/ad1816a.c (revision f20c7d91)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 
3 /*
4     card-ad1816a.c - driver for ADI SoundPort AD1816A based soundcards.
5     Copyright (C) 2000 by Massimo Piccioni <dafastidio@libero.it>
6 
7 */
8 
9 #include <linux/init.h>
10 #include <linux/time.h>
11 #include <linux/wait.h>
12 #include <linux/pnp.h>
13 #include <linux/module.h>
14 #include <sound/core.h>
15 #include <sound/initval.h>
16 #include <sound/ad1816a.h>
17 #include <sound/mpu401.h>
18 #include <sound/opl3.h>
19 
20 #define PFX "ad1816a: "
21 
22 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
23 MODULE_DESCRIPTION("AD1816A, AD1815");
24 MODULE_LICENSE("GPL");
25 MODULE_SUPPORTED_DEVICE("{{Highscreen,Sound-Boostar 16 3D},"
26 		"{Analog Devices,AD1815},"
27 		"{Analog Devices,AD1816A},"
28 		"{TerraTec,Base 64},"
29 		"{TerraTec,AudioSystem EWS64S},"
30 		"{Aztech/Newcom SC-16 3D},"
31 		"{Shark Predator ISA}}");
32 
33 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 1-MAX */
34 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
35 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP;	/* Enable this card */
36 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
37 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
38 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
39 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* Pnp setup */
40 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* Pnp setup */
41 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */
42 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */
43 static int clockfreq[SNDRV_CARDS];
44 
45 module_param_array(index, int, NULL, 0444);
46 MODULE_PARM_DESC(index, "Index value for ad1816a based soundcard.");
47 module_param_array(id, charp, NULL, 0444);
48 MODULE_PARM_DESC(id, "ID string for ad1816a based soundcard.");
49 module_param_array(enable, bool, NULL, 0444);
50 MODULE_PARM_DESC(enable, "Enable ad1816a based soundcard.");
51 module_param_array(clockfreq, int, NULL, 0444);
52 MODULE_PARM_DESC(clockfreq, "Clock frequency for ad1816a driver (default = 0).");
53 
54 static const struct pnp_card_device_id snd_ad1816a_pnpids[] = {
55 	/* Analog Devices AD1815 */
56 	{ .id = "ADS7150", .devs = { { .id = "ADS7150" }, { .id = "ADS7151" } } },
57 	/* Analog Devices AD1816? */
58 	{ .id = "ADS7180", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
59 	/* Analog Devices AD1816A - added by Kenneth Platz <kxp@atl.hp.com> */
60 	{ .id = "ADS7181", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
61 	/* Analog Devices AD1816A - Aztech/Newcom SC-16 3D */
62 	{ .id = "AZT1022", .devs = { { .id = "AZT1018" }, { .id = "AZT2002" } } },
63 	/* Highscreen Sound-Boostar 16 3D - added by Stefan Behnel */
64 	{ .id = "LWC1061", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
65 	/* Highscreen Sound-Boostar 16 3D */
66 	{ .id = "MDK1605", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
67 	/* Shark Predator ISA - added by Ken Arromdee */
68 	{ .id = "SMM7180", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
69 	/* Analog Devices AD1816A - Terratec AudioSystem EWS64 S */
70 	{ .id = "TER1112", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
71 	/* Analog Devices AD1816A - Terratec AudioSystem EWS64 S */
72 	{ .id = "TER1112", .devs = { { .id = "TER1100" }, { .id = "TER1101" } } },
73 	/* Analog Devices AD1816A - Terratec Base 64 */
74 	{ .id = "TER1411", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
75 	/* end */
76 	{ .id = "" }
77 };
78 
79 MODULE_DEVICE_TABLE(pnp_card, snd_ad1816a_pnpids);
80 
81 
82 #define	DRIVER_NAME	"snd-card-ad1816a"
83 
84 
85 static int snd_card_ad1816a_pnp(int dev, struct pnp_card_link *card,
86 				const struct pnp_card_device_id *id)
87 {
88 	struct pnp_dev *pdev;
89 	int err;
90 
91 	pdev = pnp_request_card_device(card, id->devs[0].id, NULL);
92 	if (pdev == NULL)
93 		return -EBUSY;
94 
95 	err = pnp_activate_dev(pdev);
96 	if (err < 0) {
97 		printk(KERN_ERR PFX "AUDIO PnP configure failure\n");
98 		return -EBUSY;
99 	}
100 
101 	port[dev] = pnp_port_start(pdev, 2);
102 	fm_port[dev] = pnp_port_start(pdev, 1);
103 	dma1[dev] = pnp_dma(pdev, 0);
104 	dma2[dev] = pnp_dma(pdev, 1);
105 	irq[dev] = pnp_irq(pdev, 0);
106 
107 	pdev = pnp_request_card_device(card, id->devs[1].id, NULL);
108 	if (pdev == NULL) {
109 		mpu_port[dev] = -1;
110 		snd_printk(KERN_WARNING PFX "MPU401 device busy, skipping.\n");
111 		return 0;
112 	}
113 
114 	err = pnp_activate_dev(pdev);
115 	if (err < 0) {
116 		printk(KERN_ERR PFX "MPU401 PnP configure failure\n");
117 		mpu_port[dev] = -1;
118 	} else {
119 		mpu_port[dev] = pnp_port_start(pdev, 0);
120 		mpu_irq[dev] = pnp_irq(pdev, 0);
121 	}
122 
123 	return 0;
124 }
125 
126 static int snd_card_ad1816a_probe(int dev, struct pnp_card_link *pcard,
127 				  const struct pnp_card_device_id *pid)
128 {
129 	int error;
130 	struct snd_card *card;
131 	struct snd_ad1816a *chip;
132 	struct snd_opl3 *opl3;
133 
134 	error = snd_card_new(&pcard->card->dev,
135 			     index[dev], id[dev], THIS_MODULE,
136 			     sizeof(struct snd_ad1816a), &card);
137 	if (error < 0)
138 		return error;
139 	chip = card->private_data;
140 
141 	if ((error = snd_card_ad1816a_pnp(dev, pcard, pid))) {
142 		snd_card_free(card);
143 		return error;
144 	}
145 
146 	if ((error = snd_ad1816a_create(card, port[dev],
147 					irq[dev],
148 					dma1[dev],
149 					dma2[dev],
150 					chip)) < 0) {
151 		snd_card_free(card);
152 		return error;
153 	}
154 	if (clockfreq[dev] >= 5000 && clockfreq[dev] <= 100000)
155 		chip->clock_freq = clockfreq[dev];
156 
157 	strcpy(card->driver, "AD1816A");
158 	strcpy(card->shortname, "ADI SoundPort AD1816A");
159 	sprintf(card->longname, "%s, SS at 0x%lx, irq %d, dma %d&%d",
160 		card->shortname, chip->port, irq[dev], dma1[dev], dma2[dev]);
161 
162 	if ((error = snd_ad1816a_pcm(chip, 0)) < 0) {
163 		snd_card_free(card);
164 		return error;
165 	}
166 
167 	if ((error = snd_ad1816a_mixer(chip)) < 0) {
168 		snd_card_free(card);
169 		return error;
170 	}
171 
172 	error = snd_ad1816a_timer(chip, 0);
173 	if (error < 0) {
174 		snd_card_free(card);
175 		return error;
176 	}
177 
178 	if (mpu_port[dev] > 0) {
179 		if (snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
180 					mpu_port[dev], 0, mpu_irq[dev],
181 					NULL) < 0)
182 			printk(KERN_ERR PFX "no MPU-401 device at 0x%lx.\n", mpu_port[dev]);
183 	}
184 
185 	if (fm_port[dev] > 0) {
186 		if (snd_opl3_create(card,
187 				    fm_port[dev], fm_port[dev] + 2,
188 				    OPL3_HW_AUTO, 0, &opl3) < 0) {
189 			printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx.\n", fm_port[dev], fm_port[dev] + 2);
190 		} else {
191 			error = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
192 			if (error < 0) {
193 				snd_card_free(card);
194 				return error;
195 			}
196 		}
197 	}
198 
199 	if ((error = snd_card_register(card)) < 0) {
200 		snd_card_free(card);
201 		return error;
202 	}
203 	pnp_set_card_drvdata(pcard, card);
204 	return 0;
205 }
206 
207 static unsigned int ad1816a_devices;
208 
209 static int snd_ad1816a_pnp_detect(struct pnp_card_link *card,
210 				  const struct pnp_card_device_id *id)
211 {
212 	static int dev;
213 	int res;
214 
215 	for ( ; dev < SNDRV_CARDS; dev++) {
216 		if (!enable[dev])
217 			continue;
218 		res = snd_card_ad1816a_probe(dev, card, id);
219 		if (res < 0)
220 			return res;
221 		dev++;
222 		ad1816a_devices++;
223 		return 0;
224 	}
225         return -ENODEV;
226 }
227 
228 static void snd_ad1816a_pnp_remove(struct pnp_card_link *pcard)
229 {
230 	snd_card_free(pnp_get_card_drvdata(pcard));
231 	pnp_set_card_drvdata(pcard, NULL);
232 }
233 
234 #ifdef CONFIG_PM
235 static int snd_ad1816a_pnp_suspend(struct pnp_card_link *pcard,
236 				   pm_message_t state)
237 {
238 	struct snd_card *card = pnp_get_card_drvdata(pcard);
239 
240 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
241 	snd_ad1816a_suspend(card->private_data);
242 	return 0;
243 }
244 
245 static int snd_ad1816a_pnp_resume(struct pnp_card_link *pcard)
246 {
247 	struct snd_card *card = pnp_get_card_drvdata(pcard);
248 
249 	snd_ad1816a_resume(card->private_data);
250 	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
251 	return 0;
252 }
253 #endif
254 
255 static struct pnp_card_driver ad1816a_pnpc_driver = {
256 	.flags		= PNP_DRIVER_RES_DISABLE,
257 	.name		= "ad1816a",
258 	.id_table	= snd_ad1816a_pnpids,
259 	.probe		= snd_ad1816a_pnp_detect,
260 	.remove		= snd_ad1816a_pnp_remove,
261 #ifdef CONFIG_PM
262 	.suspend	= snd_ad1816a_pnp_suspend,
263 	.resume		= snd_ad1816a_pnp_resume,
264 #endif
265 };
266 
267 static int __init alsa_card_ad1816a_init(void)
268 {
269 	int err;
270 
271 	err = pnp_register_card_driver(&ad1816a_pnpc_driver);
272 	if (err)
273 		return err;
274 
275 	if (!ad1816a_devices) {
276 		pnp_unregister_card_driver(&ad1816a_pnpc_driver);
277 #ifdef MODULE
278 		printk(KERN_ERR "no AD1816A based soundcards found.\n");
279 #endif	/* MODULE */
280 		return -ENODEV;
281 	}
282 	return 0;
283 }
284 
285 static void __exit alsa_card_ad1816a_exit(void)
286 {
287 	pnp_unregister_card_driver(&ad1816a_pnpc_driver);
288 }
289 
290 module_init(alsa_card_ad1816a_init)
291 module_exit(alsa_card_ad1816a_exit)
292