1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 *  Driver for C-Media's CMI8330 and CMI8329 soundcards.
4 *  Copyright (c) by George Talusan <gstalusan@uwaterloo.ca>
5 *    http://www.undergrad.math.uwaterloo.ca/~gstalusa
6 */
7
8/*
9 * NOTES
10 *
11 *  The extended registers contain mixer settings which are largely
12 *  untapped for the time being.
13 *
14 *  MPU401 and SPDIF are not supported yet.  I don't have the hardware
15 *  to aid in coding and testing, so I won't bother.
16 *
17 *  To quickly load the module,
18 *
19 *  modprobe -a snd-cmi8330 sbport=0x220 sbirq=5 sbdma8=1
20 *    sbdma16=5 wssport=0x530 wssirq=11 wssdma=0 fmport=0x388
21 *
22 *  This card has two mixers and two PCM devices.  I've cheesed it such
23 *  that recording and playback can be done through the same device.
24 *  The driver "magically" routes the capturing to the AD1848 codec,
25 *  and playback to the SB16 codec.  This allows for full-duplex mode
26 *  to some extent.
27 *  The utilities in alsa-utils are aware of both devices, so passing
28 *  the appropriate parameters to amixer and alsactl will give you
29 *  full control over both mixers.
30 */
31
32#include <linux/init.h>
33#include <linux/err.h>
34#include <linux/isa.h>
35#include <linux/pnp.h>
36#include <linux/module.h>
37#include <sound/core.h>
38#include <sound/wss.h>
39#include <sound/opl3.h>
40#include <sound/mpu401.h>
41#include <sound/sb.h>
42#include <sound/initval.h>
43
44/*
45 */
46/* #define ENABLE_SB_MIXER */
47#define PLAYBACK_ON_SB
48
49/*
50 */
51MODULE_AUTHOR("George Talusan <gstalusan@uwaterloo.ca>");
52MODULE_DESCRIPTION("C-Media CMI8330/CMI8329");
53MODULE_LICENSE("GPL");
54
55static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
56static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
57static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP;
58#ifdef CONFIG_PNP
59static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
60#endif
61static long sbport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
62static int sbirq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
63static int sbdma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
64static int sbdma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
65static long wssport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
66static int wssirq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
67static int wssdma[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
68static long fmport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
69static long mpuport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
70static int mpuirq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
71
72module_param_array(index, int, NULL, 0444);
73MODULE_PARM_DESC(index, "Index value for CMI8330/CMI8329 soundcard.");
74module_param_array(id, charp, NULL, 0444);
75MODULE_PARM_DESC(id, "ID string  for CMI8330/CMI8329 soundcard.");
76module_param_array(enable, bool, NULL, 0444);
77MODULE_PARM_DESC(enable, "Enable CMI8330/CMI8329 soundcard.");
78#ifdef CONFIG_PNP
79module_param_array(isapnp, bool, NULL, 0444);
80MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
81#endif
82
83module_param_hw_array(sbport, long, ioport, NULL, 0444);
84MODULE_PARM_DESC(sbport, "Port # for CMI8330/CMI8329 SB driver.");
85module_param_hw_array(sbirq, int, irq, NULL, 0444);
86MODULE_PARM_DESC(sbirq, "IRQ # for CMI8330/CMI8329 SB driver.");
87module_param_hw_array(sbdma8, int, dma, NULL, 0444);
88MODULE_PARM_DESC(sbdma8, "DMA8 for CMI8330/CMI8329 SB driver.");
89module_param_hw_array(sbdma16, int, dma, NULL, 0444);
90MODULE_PARM_DESC(sbdma16, "DMA16 for CMI8330/CMI8329 SB driver.");
91
92module_param_hw_array(wssport, long, ioport, NULL, 0444);
93MODULE_PARM_DESC(wssport, "Port # for CMI8330/CMI8329 WSS driver.");
94module_param_hw_array(wssirq, int, irq, NULL, 0444);
95MODULE_PARM_DESC(wssirq, "IRQ # for CMI8330/CMI8329 WSS driver.");
96module_param_hw_array(wssdma, int, dma, NULL, 0444);
97MODULE_PARM_DESC(wssdma, "DMA for CMI8330/CMI8329 WSS driver.");
98
99module_param_hw_array(fmport, long, ioport, NULL, 0444);
100MODULE_PARM_DESC(fmport, "FM port # for CMI8330/CMI8329 driver.");
101module_param_hw_array(mpuport, long, ioport, NULL, 0444);
102MODULE_PARM_DESC(mpuport, "MPU-401 port # for CMI8330/CMI8329 driver.");
103module_param_hw_array(mpuirq, int, irq, NULL, 0444);
104MODULE_PARM_DESC(mpuirq, "IRQ # for CMI8330/CMI8329 MPU-401 port.");
105#ifdef CONFIG_PNP
106static int isa_registered;
107static int pnp_registered;
108#endif
109
110#define CMI8330_RMUX3D    16
111#define CMI8330_MUTEMUX   17
112#define CMI8330_OUTPUTVOL 18
113#define CMI8330_MASTVOL   19
114#define CMI8330_LINVOL    20
115#define CMI8330_CDINVOL   21
116#define CMI8330_WAVVOL    22
117#define CMI8330_RECMUX    23
118#define CMI8330_WAVGAIN   24
119#define CMI8330_LINGAIN   25
120#define CMI8330_CDINGAIN  26
121
122static const unsigned char snd_cmi8330_image[((CMI8330_CDINGAIN)-16) + 1] =
123{
124	0x40,			/* 16 - recording mux (SB-mixer-enabled) */
125#ifdef ENABLE_SB_MIXER
126	0x40,			/* 17 - mute mux (Mode2) */
127#else
128	0x0,			/* 17 - mute mux */
129#endif
130	0x0,			/* 18 - vol */
131	0x0,			/* 19 - master volume */
132	0x0,			/* 20 - line-in volume */
133	0x0,			/* 21 - cd-in volume */
134	0x0,			/* 22 - wave volume */
135	0x0,			/* 23 - mute/rec mux */
136	0x0,			/* 24 - wave rec gain */
137	0x0,			/* 25 - line-in rec gain */
138	0x0			/* 26 - cd-in rec gain */
139};
140
141typedef int (*snd_pcm_open_callback_t)(struct snd_pcm_substream *);
142
143enum card_type {
144	CMI8330,
145	CMI8329
146};
147
148struct snd_cmi8330 {
149#ifdef CONFIG_PNP
150	struct pnp_dev *cap;
151	struct pnp_dev *play;
152	struct pnp_dev *mpu;
153#endif
154	struct snd_card *card;
155	struct snd_wss *wss;
156	struct snd_sb *sb;
157
158	struct snd_pcm *pcm;
159	struct snd_cmi8330_stream {
160		struct snd_pcm_ops ops;
161		snd_pcm_open_callback_t open;
162		void *private_data; /* sb or wss */
163	} streams[2];
164
165	enum card_type type;
166};
167
168#ifdef CONFIG_PNP
169
170static const struct pnp_card_device_id snd_cmi8330_pnpids[] = {
171	{ .id = "CMI0001", .devs = { { "@X@0001" }, { "@@@0001" }, { "@H@0001" }, { "A@@0001" } } },
172	{ .id = "CMI0001", .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } } },
173	{ .id = "" }
174};
175
176MODULE_DEVICE_TABLE(pnp_card, snd_cmi8330_pnpids);
177
178#endif
179
180
181static const struct snd_kcontrol_new snd_cmi8330_controls[] = {
182WSS_DOUBLE("Master Playback Volume", 0,
183		CMI8330_MASTVOL, CMI8330_MASTVOL, 4, 0, 15, 0),
184WSS_SINGLE("Loud Playback Switch", 0,
185		CMI8330_MUTEMUX, 6, 1, 1),
186WSS_DOUBLE("PCM Playback Switch", 0,
187		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
188WSS_DOUBLE("PCM Playback Volume", 0,
189		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1),
190WSS_DOUBLE("Line Playback Switch", 0,
191		CMI8330_MUTEMUX, CMI8330_MUTEMUX, 4, 3, 1, 0),
192WSS_DOUBLE("Line Playback Volume", 0,
193		CMI8330_LINVOL, CMI8330_LINVOL, 4, 0, 15, 0),
194WSS_DOUBLE("Line Capture Switch", 0,
195		CMI8330_RMUX3D, CMI8330_RMUX3D, 2, 1, 1, 0),
196WSS_DOUBLE("Line Capture Volume", 0,
197		CMI8330_LINGAIN, CMI8330_LINGAIN, 4, 0, 15, 0),
198WSS_DOUBLE("CD Playback Switch", 0,
199		CMI8330_MUTEMUX, CMI8330_MUTEMUX, 2, 1, 1, 0),
200WSS_DOUBLE("CD Capture Switch", 0,
201		CMI8330_RMUX3D, CMI8330_RMUX3D, 4, 3, 1, 0),
202WSS_DOUBLE("CD Playback Volume", 0,
203		CMI8330_CDINVOL, CMI8330_CDINVOL, 4, 0, 15, 0),
204WSS_DOUBLE("CD Capture Volume", 0,
205		CMI8330_CDINGAIN, CMI8330_CDINGAIN, 4, 0, 15, 0),
206WSS_SINGLE("Mic Playback Switch", 0,
207		CMI8330_MUTEMUX, 0, 1, 0),
208WSS_SINGLE("Mic Playback Volume", 0,
209		CMI8330_OUTPUTVOL, 0, 7, 0),
210WSS_SINGLE("Mic Capture Switch", 0,
211		CMI8330_RMUX3D, 0, 1, 0),
212WSS_SINGLE("Mic Capture Volume", 0,
213		CMI8330_OUTPUTVOL, 5, 7, 0),
214WSS_DOUBLE("Wavetable Playback Switch", 0,
215		CMI8330_RECMUX, CMI8330_RECMUX, 1, 0, 1, 0),
216WSS_DOUBLE("Wavetable Playback Volume", 0,
217		CMI8330_WAVVOL, CMI8330_WAVVOL, 4, 0, 15, 0),
218WSS_DOUBLE("Wavetable Capture Switch", 0,
219		CMI8330_RECMUX, CMI8330_RECMUX, 5, 4, 1, 0),
220WSS_DOUBLE("Wavetable Capture Volume", 0,
221		CMI8330_WAVGAIN, CMI8330_WAVGAIN, 4, 0, 15, 0),
222WSS_SINGLE("3D Control - Switch", 0,
223		CMI8330_RMUX3D, 5, 1, 1),
224WSS_SINGLE("Beep Playback Volume", 0,
225		CMI8330_OUTPUTVOL, 3, 3, 0),
226WSS_DOUBLE("FM Playback Switch", 0,
227		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
228WSS_DOUBLE("FM Playback Volume", 0,
229		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1),
230WSS_SINGLE(SNDRV_CTL_NAME_IEC958("Input ", CAPTURE, SWITCH), 0,
231		CMI8330_RMUX3D, 7, 1, 1),
232WSS_SINGLE(SNDRV_CTL_NAME_IEC958("Input ", PLAYBACK, SWITCH), 0,
233		CMI8330_MUTEMUX, 7, 1, 1),
234};
235
236#ifdef ENABLE_SB_MIXER
237static const struct sbmix_elem cmi8330_sb_mixers[] = {
238SB_DOUBLE("SB Master Playback Volume", SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31),
239SB_DOUBLE("Tone Control - Bass", SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15),
240SB_DOUBLE("Tone Control - Treble", SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15),
241SB_DOUBLE("SB PCM Playback Volume", SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31),
242SB_DOUBLE("SB Synth Playback Volume", SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31),
243SB_DOUBLE("SB CD Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
244SB_DOUBLE("SB CD Playback Volume", SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31),
245SB_DOUBLE("SB Line Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
246SB_DOUBLE("SB Line Playback Volume", SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31),
247SB_SINGLE("SB Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
248SB_SINGLE("SB Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31),
249SB_SINGLE("SB Beep Volume", SB_DSP4_SPEAKER_DEV, 6, 3),
250SB_DOUBLE("SB Capture Volume", SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3),
251SB_DOUBLE("SB Playback Volume", SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3),
252SB_SINGLE("SB Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1),
253};
254
255static const unsigned char cmi8330_sb_init_values[][2] = {
256	{ SB_DSP4_MASTER_DEV + 0, 0 },
257	{ SB_DSP4_MASTER_DEV + 1, 0 },
258	{ SB_DSP4_PCM_DEV + 0, 0 },
259	{ SB_DSP4_PCM_DEV + 1, 0 },
260	{ SB_DSP4_SYNTH_DEV + 0, 0 },
261	{ SB_DSP4_SYNTH_DEV + 1, 0 },
262	{ SB_DSP4_INPUT_LEFT, 0 },
263	{ SB_DSP4_INPUT_RIGHT, 0 },
264	{ SB_DSP4_OUTPUT_SW, 0 },
265	{ SB_DSP4_SPEAKER_DEV, 0 },
266};
267
268
269static int cmi8330_add_sb_mixers(struct snd_sb *chip)
270{
271	int idx, err;
272	unsigned long flags;
273
274	spin_lock_irqsave(&chip->mixer_lock, flags);
275	snd_sbmixer_write(chip, 0x00, 0x00);		/* mixer reset */
276	spin_unlock_irqrestore(&chip->mixer_lock, flags);
277
278	/* mute and zero volume channels */
279	for (idx = 0; idx < ARRAY_SIZE(cmi8330_sb_init_values); idx++) {
280		spin_lock_irqsave(&chip->mixer_lock, flags);
281		snd_sbmixer_write(chip, cmi8330_sb_init_values[idx][0],
282				  cmi8330_sb_init_values[idx][1]);
283		spin_unlock_irqrestore(&chip->mixer_lock, flags);
284	}
285
286	for (idx = 0; idx < ARRAY_SIZE(cmi8330_sb_mixers); idx++) {
287		err = snd_sbmixer_add_ctl_elem(chip, &cmi8330_sb_mixers[idx]);
288		if (err < 0)
289			return err;
290	}
291	return 0;
292}
293#endif
294
295static int snd_cmi8330_mixer(struct snd_card *card, struct snd_cmi8330 *acard)
296{
297	unsigned int idx;
298	int err;
299
300	strcpy(card->mixername, (acard->type == CMI8329) ? "CMI8329" : "CMI8330/C3D");
301
302	for (idx = 0; idx < ARRAY_SIZE(snd_cmi8330_controls); idx++) {
303		err = snd_ctl_add(card,
304				snd_ctl_new1(&snd_cmi8330_controls[idx],
305					     acard->wss));
306		if (err < 0)
307			return err;
308	}
309
310#ifdef ENABLE_SB_MIXER
311	err = cmi8330_add_sb_mixers(acard->sb);
312	if (err < 0)
313		return err;
314#endif
315	return 0;
316}
317
318#ifdef CONFIG_PNP
319static int snd_cmi8330_pnp(int dev, struct snd_cmi8330 *acard,
320			   struct pnp_card_link *card,
321			   const struct pnp_card_device_id *id)
322{
323	struct pnp_dev *pdev;
324	int err;
325
326	/* CMI8329 has a device with ID A@@0001, CMI8330 does not */
327	acard->type = (id->devs[3].id[0]) ? CMI8329 : CMI8330;
328
329	acard->cap = pnp_request_card_device(card, id->devs[0].id, NULL);
330	if (acard->cap == NULL)
331		return -EBUSY;
332
333	acard->play = pnp_request_card_device(card, id->devs[1].id, NULL);
334	if (acard->play == NULL)
335		return -EBUSY;
336
337	acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
338	if (acard->mpu == NULL)
339		return -EBUSY;
340
341	pdev = acard->cap;
342
343	err = pnp_activate_dev(pdev);
344	if (err < 0) {
345		snd_printk(KERN_ERR "AD1848 PnP configure failure\n");
346		return -EBUSY;
347	}
348	wssport[dev] = pnp_port_start(pdev, 0);
349	wssdma[dev] = pnp_dma(pdev, 0);
350	wssirq[dev] = pnp_irq(pdev, 0);
351	if (pnp_port_start(pdev, 1))
352		fmport[dev] = pnp_port_start(pdev, 1);
353
354	/* allocate SB16 resources */
355	pdev = acard->play;
356
357	err = pnp_activate_dev(pdev);
358	if (err < 0) {
359		snd_printk(KERN_ERR "SB16 PnP configure failure\n");
360		return -EBUSY;
361	}
362	sbport[dev] = pnp_port_start(pdev, 0);
363	sbdma8[dev] = pnp_dma(pdev, 0);
364	sbdma16[dev] = pnp_dma(pdev, 1);
365	sbirq[dev] = pnp_irq(pdev, 0);
366	/* On CMI8239, the OPL3 port might be present in SB16 PnP resources */
367	if (fmport[dev] == SNDRV_AUTO_PORT) {
368		if (pnp_port_start(pdev, 1))
369			fmport[dev] = pnp_port_start(pdev, 1);
370		else
371			fmport[dev] = 0x388;	/* Or hardwired */
372	}
373
374	/* allocate MPU-401 resources */
375	pdev = acard->mpu;
376
377	err = pnp_activate_dev(pdev);
378	if (err < 0)
379		snd_printk(KERN_ERR "MPU-401 PnP configure failure: will be disabled\n");
380	else {
381		mpuport[dev] = pnp_port_start(pdev, 0);
382		mpuirq[dev] = pnp_irq(pdev, 0);
383	}
384	return 0;
385}
386#endif
387
388/*
389 * PCM interface
390 *
391 * since we call the different chip interfaces for playback and capture
392 * directions, we need a trick.
393 *
394 * - copy the ops for each direction into a local record.
395 * - replace the open callback with the new one, which replaces the
396 *   substream->private_data with the corresponding chip instance
397 *   and calls again the original open callback of the chip.
398 *
399 */
400
401#ifdef PLAYBACK_ON_SB
402#define CMI_SB_STREAM	SNDRV_PCM_STREAM_PLAYBACK
403#define CMI_AD_STREAM	SNDRV_PCM_STREAM_CAPTURE
404#else
405#define CMI_SB_STREAM	SNDRV_PCM_STREAM_CAPTURE
406#define CMI_AD_STREAM	SNDRV_PCM_STREAM_PLAYBACK
407#endif
408
409static int snd_cmi8330_playback_open(struct snd_pcm_substream *substream)
410{
411	struct snd_cmi8330 *chip = snd_pcm_substream_chip(substream);
412
413	/* replace the private_data and call the original open callback */
414	substream->private_data = chip->streams[SNDRV_PCM_STREAM_PLAYBACK].private_data;
415	return chip->streams[SNDRV_PCM_STREAM_PLAYBACK].open(substream);
416}
417
418static int snd_cmi8330_capture_open(struct snd_pcm_substream *substream)
419{
420	struct snd_cmi8330 *chip = snd_pcm_substream_chip(substream);
421
422	/* replace the private_data and call the original open callback */
423	substream->private_data = chip->streams[SNDRV_PCM_STREAM_CAPTURE].private_data;
424	return chip->streams[SNDRV_PCM_STREAM_CAPTURE].open(substream);
425}
426
427static int snd_cmi8330_pcm(struct snd_card *card, struct snd_cmi8330 *chip)
428{
429	struct snd_pcm *pcm;
430	const struct snd_pcm_ops *ops;
431	int err;
432	static const snd_pcm_open_callback_t cmi_open_callbacks[2] = {
433		snd_cmi8330_playback_open,
434		snd_cmi8330_capture_open
435	};
436
437	err = snd_pcm_new(card, (chip->type == CMI8329) ? "CMI8329" : "CMI8330", 0, 1, 1, &pcm);
438	if (err < 0)
439		return err;
440	strcpy(pcm->name, (chip->type == CMI8329) ? "CMI8329" : "CMI8330");
441	pcm->private_data = chip;
442
443	/* SB16 */
444	ops = snd_sb16dsp_get_pcm_ops(CMI_SB_STREAM);
445	chip->streams[CMI_SB_STREAM].ops = *ops;
446	chip->streams[CMI_SB_STREAM].open = ops->open;
447	chip->streams[CMI_SB_STREAM].ops.open = cmi_open_callbacks[CMI_SB_STREAM];
448	chip->streams[CMI_SB_STREAM].private_data = chip->sb;
449
450	/* AD1848 */
451	ops = snd_wss_get_pcm_ops(CMI_AD_STREAM);
452	chip->streams[CMI_AD_STREAM].ops = *ops;
453	chip->streams[CMI_AD_STREAM].open = ops->open;
454	chip->streams[CMI_AD_STREAM].ops.open = cmi_open_callbacks[CMI_AD_STREAM];
455	chip->streams[CMI_AD_STREAM].private_data = chip->wss;
456
457	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &chip->streams[SNDRV_PCM_STREAM_PLAYBACK].ops);
458	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &chip->streams[SNDRV_PCM_STREAM_CAPTURE].ops);
459
460	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
461				       card->dev, 64*1024, 128*1024);
462	chip->pcm = pcm;
463
464	return 0;
465}
466
467
468#ifdef CONFIG_PM
469static int snd_cmi8330_suspend(struct snd_card *card)
470{
471	struct snd_cmi8330 *acard = card->private_data;
472
473	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
474	acard->wss->suspend(acard->wss);
475	snd_sbmixer_suspend(acard->sb);
476	return 0;
477}
478
479static int snd_cmi8330_resume(struct snd_card *card)
480{
481	struct snd_cmi8330 *acard = card->private_data;
482
483	snd_sbdsp_reset(acard->sb);
484	snd_sbmixer_suspend(acard->sb);
485	acard->wss->resume(acard->wss);
486	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
487	return 0;
488}
489#endif
490
491
492/*
493 */
494
495#ifdef CONFIG_PNP
496#define is_isapnp_selected(dev)		isapnp[dev]
497#else
498#define is_isapnp_selected(dev)		0
499#endif
500
501#define PFX	"cmi8330: "
502
503static int snd_cmi8330_card_new(struct device *pdev, int dev,
504				struct snd_card **cardp)
505{
506	struct snd_card *card;
507	struct snd_cmi8330 *acard;
508	int err;
509
510	err = snd_devm_card_new(pdev, index[dev], id[dev], THIS_MODULE,
511				sizeof(struct snd_cmi8330), &card);
512	if (err < 0) {
513		snd_printk(KERN_ERR PFX "could not get a new card\n");
514		return err;
515	}
516	acard = card->private_data;
517	acard->card = card;
518	*cardp = card;
519	return 0;
520}
521
522static int snd_cmi8330_probe(struct snd_card *card, int dev)
523{
524	struct snd_cmi8330 *acard;
525	int i, err;
526	struct snd_opl3 *opl3;
527
528	acard = card->private_data;
529	err = snd_wss_create(card, wssport[dev] + 4, -1,
530			     wssirq[dev],
531			     wssdma[dev], -1,
532			     WSS_HW_DETECT, 0, &acard->wss);
533	if (err < 0) {
534		snd_printk(KERN_ERR PFX "AD1848 device busy??\n");
535		return err;
536	}
537	if (acard->wss->hardware != WSS_HW_CMI8330) {
538		snd_printk(KERN_ERR PFX "AD1848 not found during probe\n");
539		return -ENODEV;
540	}
541
542	err = snd_sbdsp_create(card, sbport[dev],
543			       sbirq[dev],
544			       snd_sb16dsp_interrupt,
545			       sbdma8[dev],
546			       sbdma16[dev],
547			       SB_HW_AUTO, &acard->sb);
548	if (err < 0) {
549		snd_printk(KERN_ERR PFX "SB16 device busy??\n");
550		return err;
551	}
552	if (acard->sb->hardware != SB_HW_16) {
553		snd_printk(KERN_ERR PFX "SB16 not found during probe\n");
554		return -ENODEV;
555	}
556
557	snd_wss_out(acard->wss, CS4231_MISC_INFO, 0x40); /* switch on MODE2 */
558	for (i = CMI8330_RMUX3D; i <= CMI8330_CDINGAIN; i++)
559		snd_wss_out(acard->wss, i,
560			    snd_cmi8330_image[i - CMI8330_RMUX3D]);
561
562	err = snd_cmi8330_mixer(card, acard);
563	if (err < 0) {
564		snd_printk(KERN_ERR PFX "failed to create mixers\n");
565		return err;
566	}
567
568	err = snd_cmi8330_pcm(card, acard);
569	if (err < 0) {
570		snd_printk(KERN_ERR PFX "failed to create pcms\n");
571		return err;
572	}
573	if (fmport[dev] != SNDRV_AUTO_PORT) {
574		if (snd_opl3_create(card,
575				    fmport[dev], fmport[dev] + 2,
576				    OPL3_HW_AUTO, 0, &opl3) < 0) {
577			snd_printk(KERN_ERR PFX
578				   "no OPL device at 0x%lx-0x%lx ?\n",
579				   fmport[dev], fmport[dev] + 2);
580		} else {
581			err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
582			if (err < 0)
583				return err;
584		}
585	}
586
587	if (mpuport[dev] != SNDRV_AUTO_PORT) {
588		if (snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
589					mpuport[dev], 0, mpuirq[dev],
590					NULL) < 0)
591			printk(KERN_ERR PFX "no MPU-401 device at 0x%lx.\n",
592				mpuport[dev]);
593	}
594
595	strcpy(card->driver, (acard->type == CMI8329) ? "CMI8329" : "CMI8330/C3D");
596	strcpy(card->shortname, (acard->type == CMI8329) ? "C-Media CMI8329" : "C-Media CMI8330/C3D");
597	sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
598		card->shortname,
599		acard->wss->port,
600		wssirq[dev],
601		wssdma[dev]);
602
603	return snd_card_register(card);
604}
605
606static int snd_cmi8330_isa_match(struct device *pdev,
607				 unsigned int dev)
608{
609	if (!enable[dev] || is_isapnp_selected(dev))
610		return 0;
611	if (wssport[dev] == SNDRV_AUTO_PORT) {
612		snd_printk(KERN_ERR PFX "specify wssport\n");
613		return 0;
614	}
615	if (sbport[dev] == SNDRV_AUTO_PORT) {
616		snd_printk(KERN_ERR PFX "specify sbport\n");
617		return 0;
618	}
619	return 1;
620}
621
622static int snd_cmi8330_isa_probe(struct device *pdev,
623				 unsigned int dev)
624{
625	struct snd_card *card;
626	int err;
627
628	err = snd_cmi8330_card_new(pdev, dev, &card);
629	if (err < 0)
630		return err;
631	err = snd_cmi8330_probe(card, dev);
632	if (err < 0)
633		return err;
634	dev_set_drvdata(pdev, card);
635	return 0;
636}
637
638#ifdef CONFIG_PM
639static int snd_cmi8330_isa_suspend(struct device *dev, unsigned int n,
640				   pm_message_t state)
641{
642	return snd_cmi8330_suspend(dev_get_drvdata(dev));
643}
644
645static int snd_cmi8330_isa_resume(struct device *dev, unsigned int n)
646{
647	return snd_cmi8330_resume(dev_get_drvdata(dev));
648}
649#endif
650
651#define DEV_NAME	"cmi8330"
652
653static struct isa_driver snd_cmi8330_driver = {
654	.match		= snd_cmi8330_isa_match,
655	.probe		= snd_cmi8330_isa_probe,
656#ifdef CONFIG_PM
657	.suspend	= snd_cmi8330_isa_suspend,
658	.resume		= snd_cmi8330_isa_resume,
659#endif
660	.driver		= {
661		.name	= DEV_NAME
662	},
663};
664
665
666#ifdef CONFIG_PNP
667static int snd_cmi8330_pnp_detect(struct pnp_card_link *pcard,
668				  const struct pnp_card_device_id *pid)
669{
670	static int dev;
671	struct snd_card *card;
672	int res;
673
674	for ( ; dev < SNDRV_CARDS; dev++) {
675		if (enable[dev] && isapnp[dev])
676			break;
677	}
678	if (dev >= SNDRV_CARDS)
679		return -ENODEV;
680
681	res = snd_cmi8330_card_new(&pcard->card->dev, dev, &card);
682	if (res < 0)
683		return res;
684	res = snd_cmi8330_pnp(dev, card->private_data, pcard, pid);
685	if (res < 0) {
686		snd_printk(KERN_ERR PFX "PnP detection failed\n");
687		return res;
688	}
689	res = snd_cmi8330_probe(card, dev);
690	if (res < 0)
691		return res;
692	pnp_set_card_drvdata(pcard, card);
693	dev++;
694	return 0;
695}
696
697#ifdef CONFIG_PM
698static int snd_cmi8330_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
699{
700	return snd_cmi8330_suspend(pnp_get_card_drvdata(pcard));
701}
702
703static int snd_cmi8330_pnp_resume(struct pnp_card_link *pcard)
704{
705	return snd_cmi8330_resume(pnp_get_card_drvdata(pcard));
706}
707#endif
708
709static struct pnp_card_driver cmi8330_pnpc_driver = {
710	.flags = PNP_DRIVER_RES_DISABLE,
711	.name = "cmi8330",
712	.id_table = snd_cmi8330_pnpids,
713	.probe = snd_cmi8330_pnp_detect,
714#ifdef CONFIG_PM
715	.suspend	= snd_cmi8330_pnp_suspend,
716	.resume		= snd_cmi8330_pnp_resume,
717#endif
718};
719#endif /* CONFIG_PNP */
720
721static int __init alsa_card_cmi8330_init(void)
722{
723	int err;
724
725	err = isa_register_driver(&snd_cmi8330_driver, SNDRV_CARDS);
726#ifdef CONFIG_PNP
727	if (!err)
728		isa_registered = 1;
729
730	err = pnp_register_card_driver(&cmi8330_pnpc_driver);
731	if (!err)
732		pnp_registered = 1;
733
734	if (isa_registered)
735		err = 0;
736#endif
737	return err;
738}
739
740static void __exit alsa_card_cmi8330_exit(void)
741{
742#ifdef CONFIG_PNP
743	if (pnp_registered)
744		pnp_unregister_card_driver(&cmi8330_pnpc_driver);
745
746	if (isa_registered)
747#endif
748		isa_unregister_driver(&snd_cmi8330_driver);
749}
750
751module_init(alsa_card_cmi8330_init)
752module_exit(alsa_card_cmi8330_exit)
753