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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 *  ALSA card-level driver for Turtle Beach Wavefront cards 4 *						(Maui,Tropez,Tropez+)5 *6 *  Copyright (c) 1997-1999 by Paul Barton-Davis <pbd@op.net>7 */8 9#include <linux/init.h>10#include <linux/interrupt.h>11#include <linux/err.h>12#include <linux/isa.h>13#include <linux/pnp.h>14#include <linux/module.h>15#include <sound/core.h>16#include <sound/initval.h>17#include <sound/opl3.h>18#include <sound/wss.h>19#include <sound/snd_wavefront.h>20 21MODULE_AUTHOR("Paul Barton-Davis <pbd@op.net>");22MODULE_DESCRIPTION("Turtle Beach Wavefront");23MODULE_LICENSE("GPL");24 25static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	    /* Index 0-MAX */26static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	    /* ID for this card */27static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;	    /* Enable this card */28#ifdef CONFIG_PNP29static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};30#endif31static long cs4232_pcm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */32static int cs4232_pcm_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */33static long cs4232_mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */34static int cs4232_mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 9,11,12,15 */35static long ics2115_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */36static int ics2115_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 2,9,11,12,15 */37static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	    /* PnP setup */38static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	    /* 0,1,3,5,6,7 */39static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	    /* 0,1,3,5,6,7 */40static bool use_cs4232_midi[SNDRV_CARDS];41 42module_param_array(index, int, NULL, 0444);43MODULE_PARM_DESC(index, "Index value for WaveFront soundcard.");44module_param_array(id, charp, NULL, 0444);45MODULE_PARM_DESC(id, "ID string for WaveFront soundcard.");46module_param_array(enable, bool, NULL, 0444);47MODULE_PARM_DESC(enable, "Enable WaveFront soundcard.");48#ifdef CONFIG_PNP49module_param_array(isapnp, bool, NULL, 0444);50MODULE_PARM_DESC(isapnp, "ISA PnP detection for WaveFront soundcards.");51#endif52module_param_hw_array(cs4232_pcm_port, long, ioport, NULL, 0444);53MODULE_PARM_DESC(cs4232_pcm_port, "Port # for CS4232 PCM interface.");54module_param_hw_array(cs4232_pcm_irq, int, irq, NULL, 0444);55MODULE_PARM_DESC(cs4232_pcm_irq, "IRQ # for CS4232 PCM interface.");56module_param_hw_array(dma1, int, dma, NULL, 0444);57MODULE_PARM_DESC(dma1, "DMA1 # for CS4232 PCM interface.");58module_param_hw_array(dma2, int, dma, NULL, 0444);59MODULE_PARM_DESC(dma2, "DMA2 # for CS4232 PCM interface.");60module_param_hw_array(cs4232_mpu_port, long, ioport, NULL, 0444);61MODULE_PARM_DESC(cs4232_mpu_port, "port # for CS4232 MPU-401 interface.");62module_param_hw_array(cs4232_mpu_irq, int, irq, NULL, 0444);63MODULE_PARM_DESC(cs4232_mpu_irq, "IRQ # for CS4232 MPU-401 interface.");64module_param_hw_array(ics2115_irq, int, irq, NULL, 0444);65MODULE_PARM_DESC(ics2115_irq, "IRQ # for ICS2115.");66module_param_hw_array(ics2115_port, long, ioport, NULL, 0444);67MODULE_PARM_DESC(ics2115_port, "Port # for ICS2115.");68module_param_hw_array(fm_port, long, ioport, NULL, 0444);69MODULE_PARM_DESC(fm_port, "FM port #.");70module_param_array(use_cs4232_midi, bool, NULL, 0444);71MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)");72 73#ifdef CONFIG_PNP74static int isa_registered;75static int pnp_registered;76 77static const struct pnp_card_device_id snd_wavefront_pnpids[] = {78	/* Tropez */79	{ .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } },80	/* Tropez+ */81	{ .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } },82	{ .id = "" }83};84 85MODULE_DEVICE_TABLE(pnp_card, snd_wavefront_pnpids);86 87static int88snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *card,89		   const struct pnp_card_device_id *id)90{91	struct pnp_dev *pdev;92	int err;93 94	/* Check for each logical device. */95 96	/* CS4232 chip (aka "windows sound system") is logical device 0 */97 98	acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL);99	if (acard->wss == NULL)100		return -EBUSY;101 102	/* there is a game port at logical device 1, but we ignore it completely */103 104	/* the control interface is logical device 2, but we ignore it105	   completely. in fact, nobody even seems to know what it106	   does.107	*/108 109	/* Only configure the CS4232 MIDI interface if its been110	   specifically requested. It is logical device 3.111	*/112 113	if (use_cs4232_midi[dev]) {114		acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);115		if (acard->mpu == NULL)116			return -EBUSY;117	}118 119	/* The ICS2115 synth is logical device 4 */120 121	acard->synth = pnp_request_card_device(card, id->devs[3].id, NULL);122	if (acard->synth == NULL)123		return -EBUSY;124 125	/* PCM/FM initialization */126 127	pdev = acard->wss;128 129	/* An interesting note from the Tropez+ FAQ:130 131	   Q. [Ports] Why is the base address of the WSS I/O ports off by 4?132 133	   A. WSS I/O requires a block of 8 I/O addresses ("ports"). Of these, the first134	   4 are used to identify and configure the board. With the advent of PnP,135	   these first 4 addresses have become obsolete, and software applications136	   only use the last 4 addresses to control the codec chip. Therefore, the137	   base address setting "skips past" the 4 unused addresses.138 139	*/140 141	err = pnp_activate_dev(pdev);142	if (err < 0) {143		dev_err(&pdev->dev, "PnP WSS pnp configure failure\n");144		return err;145	}146 147	cs4232_pcm_port[dev] = pnp_port_start(pdev, 0);148	fm_port[dev] = pnp_port_start(pdev, 1);149	dma1[dev] = pnp_dma(pdev, 0);150	dma2[dev] = pnp_dma(pdev, 1);151	cs4232_pcm_irq[dev] = pnp_irq(pdev, 0);152 153	/* Synth initialization */154 155	pdev = acard->synth;156	157	err = pnp_activate_dev(pdev);158	if (err < 0) {159		dev_err(&pdev->dev, "PnP ICS2115 pnp configure failure\n");160		return err;161	}162 163	ics2115_port[dev] = pnp_port_start(pdev, 0);164	ics2115_irq[dev] = pnp_irq(pdev, 0);165 166	/* CS4232 MPU initialization. Configure this only if167	   explicitly requested, since its physically inaccessible and168	   consumes another IRQ.169	*/170 171	if (use_cs4232_midi[dev]) {172 173		pdev = acard->mpu;174 175		err = pnp_activate_dev(pdev);176		if (err < 0) {177			dev_err(&pdev->dev, "PnP MPU401 pnp configure failure\n");178			cs4232_mpu_port[dev] = SNDRV_AUTO_PORT;179		} else {180			cs4232_mpu_port[dev] = pnp_port_start(pdev, 0);181			cs4232_mpu_irq[dev] = pnp_irq(pdev, 0);182		}183 184		dev_info(&pdev->dev, "CS4232 MPU: port=0x%lx, irq=%i\n",185			 cs4232_mpu_port[dev],186			 cs4232_mpu_irq[dev]);187	}188 189	dev_dbg(&pdev->dev,190		"CS4232: pcm port=0x%lx, fm port=0x%lx, dma1=%i, dma2=%i, irq=%i\nICS2115: port=0x%lx, irq=%i\n",191		cs4232_pcm_port[dev],192		fm_port[dev],193		dma1[dev],194		dma2[dev],195		cs4232_pcm_irq[dev],196		ics2115_port[dev],197		ics2115_irq[dev]);198	199	return 0;200}201 202#endif /* CONFIG_PNP */203 204static irqreturn_t snd_wavefront_ics2115_interrupt(int irq, void *dev_id)205{206	snd_wavefront_card_t *acard;207 208	acard = (snd_wavefront_card_t *) dev_id;209 210	if (acard == NULL) 211		return IRQ_NONE;212 213	if (acard->wavefront.interrupts_are_midi) {214		snd_wavefront_midi_interrupt (acard);215	} else {216		snd_wavefront_internal_interrupt (acard);217	}218	return IRQ_HANDLED;219}220 221static struct snd_hwdep *snd_wavefront_new_synth(struct snd_card *card,222						 int hw_dev,223						 snd_wavefront_card_t *acard)224{225	struct snd_hwdep *wavefront_synth;226 227	if (snd_wavefront_detect (acard) < 0) {228		return NULL;229	}230 231	if (snd_wavefront_start (&acard->wavefront) < 0) {232		return NULL;233	}234 235	if (snd_hwdep_new(card, "WaveFront", hw_dev, &wavefront_synth) < 0)236		return NULL;237	strcpy (wavefront_synth->name, 238		"WaveFront (ICS2115) wavetable synthesizer");239	wavefront_synth->ops.open = snd_wavefront_synth_open;240	wavefront_synth->ops.release = snd_wavefront_synth_release;241	wavefront_synth->ops.ioctl = snd_wavefront_synth_ioctl;242 243	return wavefront_synth;244}245 246static struct snd_hwdep *snd_wavefront_new_fx(struct snd_card *card,247					      int hw_dev,248					      snd_wavefront_card_t *acard,249					      unsigned long port)250 251{252	struct snd_hwdep *fx_processor;253 254	if (snd_wavefront_fx_start (&acard->wavefront)) {255		dev_err(card->dev, "cannot initialize YSS225 FX processor");256		return NULL;257	}258 259	if (snd_hwdep_new (card, "YSS225", hw_dev, &fx_processor) < 0)260		return NULL;261	sprintf (fx_processor->name, "YSS225 FX Processor at 0x%lx", port);262	fx_processor->ops.open = snd_wavefront_fx_open;263	fx_processor->ops.release = snd_wavefront_fx_release;264	fx_processor->ops.ioctl = snd_wavefront_fx_ioctl;265	266	return fx_processor;267}268 269static snd_wavefront_mpu_id internal_id = internal_mpu;270static snd_wavefront_mpu_id external_id = external_mpu;271 272static struct snd_rawmidi *snd_wavefront_new_midi(struct snd_card *card,273						  int midi_dev,274						  snd_wavefront_card_t *acard,275						  unsigned long port,276						  snd_wavefront_mpu_id mpu)277 278{279	struct snd_rawmidi *rmidi;280	static int first = 1;281 282	if (first) {283		first = 0;284		acard->wavefront.midi.base = port;285		if (snd_wavefront_midi_start (acard)) {286			dev_err(card->dev, "cannot initialize MIDI interface\n");287			return NULL;288		}289	}290 291	if (snd_rawmidi_new (card, "WaveFront MIDI", midi_dev, 1, 1, &rmidi) < 0)292		return NULL;293 294	if (mpu == internal_mpu) {295		strcpy(rmidi->name, "WaveFront MIDI (Internal)");296		rmidi->private_data = &internal_id;297	} else {298		strcpy(rmidi->name, "WaveFront MIDI (External)");299		rmidi->private_data = &external_id;300	}301 302	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_wavefront_midi_output);303	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_wavefront_midi_input);304 305	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT |306			     SNDRV_RAWMIDI_INFO_INPUT |307			     SNDRV_RAWMIDI_INFO_DUPLEX;308 309	return rmidi;310}311 312static int snd_wavefront_card_new(struct device *pdev, int dev,313				  struct snd_card **cardp)314{315	struct snd_card *card;316	snd_wavefront_card_t *acard;317	int err;318 319	err = snd_devm_card_new(pdev, index[dev], id[dev], THIS_MODULE,320				sizeof(snd_wavefront_card_t), &card);321	if (err < 0)322		return err;323 324	acard = card->private_data;325	acard->wavefront.irq = -1;326	spin_lock_init(&acard->wavefront.irq_lock);327	init_waitqueue_head(&acard->wavefront.interrupt_sleeper);328	spin_lock_init(&acard->wavefront.midi.open);329	spin_lock_init(&acard->wavefront.midi.virtual);330	acard->wavefront.card = card;331 332	*cardp = card;333	return 0;334}335 336static int337snd_wavefront_probe (struct snd_card *card, int dev)338{339	snd_wavefront_card_t *acard = card->private_data;340	struct snd_wss *chip;341	struct snd_hwdep *wavefront_synth;342	struct snd_rawmidi *ics2115_internal_rmidi = NULL;343	struct snd_rawmidi *ics2115_external_rmidi = NULL;344	struct snd_hwdep *fx_processor;345	int hw_dev = 0, midi_dev = 0, err;346 347	/* --------- PCM --------------- */348 349	err = snd_wss_create(card, cs4232_pcm_port[dev], -1,350			     cs4232_pcm_irq[dev], dma1[dev], dma2[dev],351			     WSS_HW_DETECT, 0, &chip);352	if (err < 0) {353		dev_err(card->dev, "can't allocate WSS device\n");354		return err;355	}356 357	err = snd_wss_pcm(chip, 0);358	if (err < 0)359		return err;360 361	err = snd_wss_timer(chip, 0);362	if (err < 0)363		return err;364 365	/* ---------- OPL3 synth --------- */366 367	if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {368		struct snd_opl3 *opl3;369 370		err = snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2,371				      OPL3_HW_OPL3_CS, 0, &opl3);372		if (err < 0) {373			dev_err(card->dev, "can't allocate or detect OPL3 synth\n");374			return err;375		}376 377		err = snd_opl3_hwdep_new(opl3, hw_dev, 1, NULL);378		if (err < 0)379			return err;380		hw_dev++;381	}382 383	/* ------- ICS2115 Wavetable synth ------- */384 385	acard->wavefront.res_base =386		devm_request_region(card->dev, ics2115_port[dev], 16,387				    "ICS2115");388	if (acard->wavefront.res_base == NULL) {389		dev_err(card->dev, "unable to grab ICS2115 i/o region 0x%lx-0x%lx\n",390			ics2115_port[dev], ics2115_port[dev] + 16 - 1);391		return -EBUSY;392	}393	if (devm_request_irq(card->dev, ics2115_irq[dev],394			     snd_wavefront_ics2115_interrupt,395			     0, "ICS2115", acard)) {396		dev_err(card->dev, "unable to use ICS2115 IRQ %d\n", ics2115_irq[dev]);397		return -EBUSY;398	}399	400	acard->wavefront.irq = ics2115_irq[dev];401	card->sync_irq = acard->wavefront.irq;402	acard->wavefront.base = ics2115_port[dev];403 404	wavefront_synth = snd_wavefront_new_synth(card, hw_dev, acard);405	if (wavefront_synth == NULL) {406		dev_err(card->dev, "can't create WaveFront synth device\n");407		return -ENOMEM;408	}409 410	strcpy (wavefront_synth->name, "ICS2115 Wavetable MIDI Synthesizer");411	wavefront_synth->iface = SNDRV_HWDEP_IFACE_ICS2115;412	hw_dev++;413 414	/* --------- Mixer ------------ */415 416	err = snd_wss_mixer(chip);417	if (err < 0) {418		dev_err(card->dev, "can't allocate mixer device\n");419		return err;420	}421 422	/* -------- CS4232 MPU-401 interface -------- */423 424	if (cs4232_mpu_port[dev] > 0 && cs4232_mpu_port[dev] != SNDRV_AUTO_PORT) {425		err = snd_mpu401_uart_new(card, midi_dev, MPU401_HW_CS4232,426					  cs4232_mpu_port[dev], 0,427					  cs4232_mpu_irq[dev], NULL);428		if (err < 0) {429			dev_err(card->dev, "can't allocate CS4232 MPU-401 device\n");430			return err;431		}432		midi_dev++;433	}434 435	/* ------ ICS2115 internal MIDI ------------ */436 437	if (ics2115_port[dev] > 0 && ics2115_port[dev] != SNDRV_AUTO_PORT) {438		ics2115_internal_rmidi = 439			snd_wavefront_new_midi (card, 440						midi_dev,441						acard,442						ics2115_port[dev],443						internal_mpu);444		if (ics2115_internal_rmidi == NULL) {445			dev_err(card->dev, "can't setup ICS2115 internal MIDI device\n");446			return -ENOMEM;447		}448		midi_dev++;449	}450 451	/* ------ ICS2115 external MIDI ------------ */452 453	if (ics2115_port[dev] > 0 && ics2115_port[dev] != SNDRV_AUTO_PORT) {454		ics2115_external_rmidi = 455			snd_wavefront_new_midi (card, 456						midi_dev,457						acard,458						ics2115_port[dev],459						external_mpu);460		if (ics2115_external_rmidi == NULL) {461			dev_err(card->dev, "can't setup ICS2115 external MIDI device\n");462			return -ENOMEM;463		}464		midi_dev++;465	}466 467	/* FX processor for Tropez+ */468 469	if (acard->wavefront.has_fx) {470		fx_processor = snd_wavefront_new_fx (card,471						     hw_dev,472						     acard,473						     ics2115_port[dev]);474		if (fx_processor == NULL) {475			dev_err(card->dev, "can't setup FX device\n");476			return -ENOMEM;477		}478 479		hw_dev++;480 481		strcpy(card->driver, "Tropez+");482		strcpy(card->shortname, "Turtle Beach Tropez+");483	} else {484		/* Need a way to distinguish between Maui and Tropez */485		strcpy(card->driver, "WaveFront");486		strcpy(card->shortname, "Turtle Beach WaveFront");487	}488 489	/* ----- Register the card --------- */490 491	/* Not safe to include "Turtle Beach" in longname, due to 492	   length restrictions493	*/494 495	sprintf(card->longname, "%s PCM 0x%lx irq %d dma %d",496		card->driver,497		chip->port,498		cs4232_pcm_irq[dev],499		dma1[dev]);500 501	if (dma2[dev] >= 0 && dma2[dev] < 8)502		sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]);503 504	if (cs4232_mpu_port[dev] > 0 && cs4232_mpu_port[dev] != SNDRV_AUTO_PORT) {505		sprintf (card->longname + strlen (card->longname), 506			 " MPU-401 0x%lx irq %d",507			 cs4232_mpu_port[dev],508			 cs4232_mpu_irq[dev]);509	}510 511	sprintf (card->longname + strlen (card->longname), 512		 " SYNTH 0x%lx irq %d",513		 ics2115_port[dev],514		 ics2115_irq[dev]);515 516	return snd_card_register(card);517}	518 519static int snd_wavefront_isa_match(struct device *pdev,520				   unsigned int dev)521{522	if (!enable[dev])523		return 0;524#ifdef CONFIG_PNP525	if (isapnp[dev])526		return 0;527#endif528	if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {529		dev_err(pdev, "specify CS4232 port\n");530		return 0;531	}532	if (ics2115_port[dev] == SNDRV_AUTO_PORT) {533		dev_err(pdev, "specify ICS2115 port\n");534		return 0;535	}536	return 1;537}538 539static int snd_wavefront_isa_probe(struct device *pdev,540				   unsigned int dev)541{542	struct snd_card *card;543	int err;544 545	err = snd_wavefront_card_new(pdev, dev, &card);546	if (err < 0)547		return err;548	err = snd_wavefront_probe(card, dev);549	if (err < 0)550		return err;551	552	dev_set_drvdata(pdev, card);553	return 0;554}555 556#define DEV_NAME "wavefront"557 558static struct isa_driver snd_wavefront_driver = {559	.match		= snd_wavefront_isa_match,560	.probe		= snd_wavefront_isa_probe,561	/* FIXME: suspend, resume */562	.driver		= {563		.name	= DEV_NAME564	},565};566 567 568#ifdef CONFIG_PNP569static int snd_wavefront_pnp_detect(struct pnp_card_link *pcard,570				    const struct pnp_card_device_id *pid)571{572	static int dev;573	struct snd_card *card;574	int res;575 576	for ( ; dev < SNDRV_CARDS; dev++) {577		if (enable[dev] && isapnp[dev])578			break;579	}580	if (dev >= SNDRV_CARDS)581		return -ENODEV;582 583	res = snd_wavefront_card_new(&pcard->card->dev, dev, &card);584	if (res < 0)585		return res;586 587	if (snd_wavefront_pnp (dev, card->private_data, pcard, pid) < 0) {588		if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {589			dev_err(card->dev, "isapnp detection failed\n");590			return -ENODEV;591		}592	}593 594	res = snd_wavefront_probe(card, dev);595	if (res < 0)596		return res;597 598	pnp_set_card_drvdata(pcard, card);599	dev++;600	return 0;601}602 603static struct pnp_card_driver wavefront_pnpc_driver = {604	.flags		= PNP_DRIVER_RES_DISABLE,605	.name		= "wavefront",606	.id_table	= snd_wavefront_pnpids,607	.probe		= snd_wavefront_pnp_detect,608	/* FIXME: suspend,resume */609};610 611#endif /* CONFIG_PNP */612 613static int __init alsa_card_wavefront_init(void)614{615	int err;616 617	err = isa_register_driver(&snd_wavefront_driver, SNDRV_CARDS);618#ifdef CONFIG_PNP619	if (!err)620		isa_registered = 1;621 622	err = pnp_register_card_driver(&wavefront_pnpc_driver);623	if (!err)624		pnp_registered = 1;625 626	if (isa_registered)627		err = 0;628#endif629	return err;630}631 632static void __exit alsa_card_wavefront_exit(void)633{634#ifdef CONFIG_PNP635	if (pnp_registered)636		pnp_unregister_card_driver(&wavefront_pnpc_driver);637	if (isa_registered)638#endif639		isa_unregister_driver(&snd_wavefront_driver);640}641 642module_init(alsa_card_wavefront_init)643module_exit(alsa_card_wavefront_exit)644