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1// SPDX-License-Identifier: GPL-2.0-or-later2 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		dev_warn(&pdev->dev, "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	strcpy(card->driver, "AD1816A");147	strcpy(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_PM213static 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#endif232 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_PM239	.suspend	= snd_ad1816a_pnp_suspend,240	.resume		= snd_ad1816a_pnp_resume,241#endif242};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 MODULE255		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)269