ad1816a.c

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