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  • only in /asuswrt-rt-n18u-9.0.0.4.380.2695/release/src-rt-6.x.4708/linux/linux-2.6/sound/pci/emu10k1/
1/*
2 *  The driver for the EMU10K1 (SB Live!) based soundcards
3 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
4 *
5 *  Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk>
6 *      Added support for Audigy 2 Value.
7 *
8 *
9 *   This program is free software; you can redistribute it and/or modify
10 *   it under the terms of the GNU General Public License as published by
11 *   the Free Software Foundation; either version 2 of the License, or
12 *   (at your option) any later version.
13 *
14 *   This program is distributed in the hope that it will be useful,
15 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *   GNU General Public License for more details.
18 *
19 *   You should have received a copy of the GNU General Public License
20 *   along with this program; if not, write to the Free Software
21 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
22 *
23 *
24 */
25
26#include <linux/init.h>
27#include <linux/pci.h>
28#include <linux/time.h>
29#include <linux/moduleparam.h>
30#include <sound/core.h>
31#include <sound/emu10k1.h>
32#include <sound/initval.h>
33
34MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
35MODULE_DESCRIPTION("EMU10K1");
36MODULE_LICENSE("GPL");
37MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB Live!/PCI512/E-mu APS},"
38	       "{Creative Labs,SB Audigy}}");
39
40#if defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && \
41	defined(CONFIG_SND_SEQUENCER_MODULE))
42#define ENABLE_SYNTH
43#include <sound/emu10k1_synth.h>
44#endif
45
46static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
47static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
48static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
49static int extin[SNDRV_CARDS];
50static int extout[SNDRV_CARDS];
51static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
52static int max_synth_voices[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 64};
53static int max_buffer_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 128};
54static int enable_ir[SNDRV_CARDS];
55static uint subsystem[SNDRV_CARDS]; /* Force card subsystem model */
56static uint delay_pcm_irq[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
57
58module_param_array(index, int, NULL, 0444);
59MODULE_PARM_DESC(index, "Index value for the EMU10K1 soundcard.");
60module_param_array(id, charp, NULL, 0444);
61MODULE_PARM_DESC(id, "ID string for the EMU10K1 soundcard.");
62module_param_array(enable, bool, NULL, 0444);
63MODULE_PARM_DESC(enable, "Enable the EMU10K1 soundcard.");
64module_param_array(extin, int, NULL, 0444);
65MODULE_PARM_DESC(extin, "Available external inputs for FX8010. Zero=default.");
66module_param_array(extout, int, NULL, 0444);
67MODULE_PARM_DESC(extout, "Available external outputs for FX8010. Zero=default.");
68module_param_array(seq_ports, int, NULL, 0444);
69MODULE_PARM_DESC(seq_ports, "Allocated sequencer ports for internal synthesizer.");
70module_param_array(max_synth_voices, int, NULL, 0444);
71MODULE_PARM_DESC(max_synth_voices, "Maximum number of voices for WaveTable.");
72module_param_array(max_buffer_size, int, NULL, 0444);
73MODULE_PARM_DESC(max_buffer_size, "Maximum sample buffer size in MB.");
74module_param_array(enable_ir, bool, NULL, 0444);
75MODULE_PARM_DESC(enable_ir, "Enable IR.");
76module_param_array(subsystem, uint, NULL, 0444);
77MODULE_PARM_DESC(subsystem, "Force card subsystem model.");
78module_param_array(delay_pcm_irq, uint, NULL, 0444);
79MODULE_PARM_DESC(delay_pcm_irq, "Delay PCM interrupt by specified number of samples (default 0).");
80/*
81 * Class 0401: 1102:0008 (rev 00) Subsystem: 1102:1001 -> Audigy2 Value  Model:SB0400
82 */
83static DEFINE_PCI_DEVICE_TABLE(snd_emu10k1_ids) = {
84	{ PCI_VDEVICE(CREATIVE, 0x0002), 0 },	/* EMU10K1 */
85	{ PCI_VDEVICE(CREATIVE, 0x0004), 1 },	/* Audigy */
86	{ PCI_VDEVICE(CREATIVE, 0x0008), 1 },	/* Audigy 2 Value SB0400 */
87	{ 0, }
88};
89
90/*
91 * Audigy 2 Value notes:
92 * A_IOCFG Input (GPIO)
93 * 0x400  = Front analog jack plugged in. (Green socket)
94 * 0x1000 = Read analog jack plugged in. (Black socket)
95 * 0x2000 = Center/LFE analog jack plugged in. (Orange socket)
96 * A_IOCFG Output (GPIO)
97 * 0x60 = Sound out of front Left.
98 * Win sets it to 0xXX61
99 */
100
101MODULE_DEVICE_TABLE(pci, snd_emu10k1_ids);
102
103static int __devinit snd_card_emu10k1_probe(struct pci_dev *pci,
104					    const struct pci_device_id *pci_id)
105{
106	static int dev;
107	struct snd_card *card;
108	struct snd_emu10k1 *emu;
109#ifdef ENABLE_SYNTH
110	struct snd_seq_device *wave = NULL;
111#endif
112	int err;
113
114	if (dev >= SNDRV_CARDS)
115        	return -ENODEV;
116	if (!enable[dev]) {
117		dev++;
118		return -ENOENT;
119	}
120
121	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
122	if (err < 0)
123		return err;
124	if (max_buffer_size[dev] < 32)
125		max_buffer_size[dev] = 32;
126	else if (max_buffer_size[dev] > 1024)
127		max_buffer_size[dev] = 1024;
128	if ((err = snd_emu10k1_create(card, pci, extin[dev], extout[dev],
129				      (long)max_buffer_size[dev] * 1024 * 1024,
130				      enable_ir[dev], subsystem[dev],
131				      &emu)) < 0)
132		goto error;
133	card->private_data = emu;
134	emu->delay_pcm_irq = delay_pcm_irq[dev] & 0x1f;
135	if ((err = snd_emu10k1_pcm(emu, 0, NULL)) < 0)
136		goto error;
137	if ((err = snd_emu10k1_pcm_mic(emu, 1, NULL)) < 0)
138		goto error;
139	if ((err = snd_emu10k1_pcm_efx(emu, 2, NULL)) < 0)
140		goto error;
141	/* This stores the periods table. */
142	if (emu->card_capabilities->ca0151_chip) { /* P16V */
143		if ((err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
144					       1024, &emu->p16v_buffer)) < 0)
145			goto error;
146	}
147
148	if ((err = snd_emu10k1_mixer(emu, 0, 3)) < 0)
149		goto error;
150
151	if ((err = snd_emu10k1_timer(emu, 0)) < 0)
152		goto error;
153
154	if ((err = snd_emu10k1_pcm_multi(emu, 3, NULL)) < 0)
155		goto error;
156	if (emu->card_capabilities->ca0151_chip) { /* P16V */
157		if ((err = snd_p16v_pcm(emu, 4, NULL)) < 0)
158			goto error;
159	}
160	if (emu->audigy) {
161		if ((err = snd_emu10k1_audigy_midi(emu)) < 0)
162			goto error;
163	} else {
164		if ((err = snd_emu10k1_midi(emu)) < 0)
165			goto error;
166	}
167	if ((err = snd_emu10k1_fx8010_new(emu, 0, NULL)) < 0)
168		goto error;
169#ifdef ENABLE_SYNTH
170	if (snd_seq_device_new(card, 1, SNDRV_SEQ_DEV_ID_EMU10K1_SYNTH,
171			       sizeof(struct snd_emu10k1_synth_arg), &wave) < 0 ||
172	    wave == NULL) {
173		snd_printk(KERN_WARNING "can't initialize Emu10k1 wavetable synth\n");
174	} else {
175		struct snd_emu10k1_synth_arg *arg;
176		arg = SNDRV_SEQ_DEVICE_ARGPTR(wave);
177		strcpy(wave->name, "Emu-10k1 Synth");
178		arg->hwptr = emu;
179		arg->index = 1;
180		arg->seq_ports = seq_ports[dev];
181		arg->max_voices = max_synth_voices[dev];
182	}
183#endif
184
185	strcpy(card->driver, emu->card_capabilities->driver);
186	strcpy(card->shortname, emu->card_capabilities->name);
187	snprintf(card->longname, sizeof(card->longname),
188		 "%s (rev.%d, serial:0x%x) at 0x%lx, irq %i",
189		 card->shortname, emu->revision, emu->serial, emu->port, emu->irq);
190
191	if ((err = snd_card_register(card)) < 0)
192		goto error;
193
194	pci_set_drvdata(pci, card);
195	dev++;
196	return 0;
197
198 error:
199	snd_card_free(card);
200	return err;
201}
202
203static void __devexit snd_card_emu10k1_remove(struct pci_dev *pci)
204{
205	snd_card_free(pci_get_drvdata(pci));
206	pci_set_drvdata(pci, NULL);
207}
208
209
210#ifdef CONFIG_PM
211static int snd_emu10k1_suspend(struct pci_dev *pci, pm_message_t state)
212{
213	struct snd_card *card = pci_get_drvdata(pci);
214	struct snd_emu10k1 *emu = card->private_data;
215
216	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
217
218	snd_pcm_suspend_all(emu->pcm);
219	snd_pcm_suspend_all(emu->pcm_mic);
220	snd_pcm_suspend_all(emu->pcm_efx);
221	snd_pcm_suspend_all(emu->pcm_multi);
222	snd_pcm_suspend_all(emu->pcm_p16v);
223
224	snd_ac97_suspend(emu->ac97);
225
226	snd_emu10k1_efx_suspend(emu);
227	snd_emu10k1_suspend_regs(emu);
228	if (emu->card_capabilities->ca0151_chip)
229		snd_p16v_suspend(emu);
230
231	snd_emu10k1_done(emu);
232
233	pci_disable_device(pci);
234	pci_save_state(pci);
235	pci_set_power_state(pci, pci_choose_state(pci, state));
236	return 0;
237}
238
239static int snd_emu10k1_resume(struct pci_dev *pci)
240{
241	struct snd_card *card = pci_get_drvdata(pci);
242	struct snd_emu10k1 *emu = card->private_data;
243
244	pci_set_power_state(pci, PCI_D0);
245	pci_restore_state(pci);
246	if (pci_enable_device(pci) < 0) {
247		printk(KERN_ERR "emu10k1: pci_enable_device failed, "
248		       "disabling device\n");
249		snd_card_disconnect(card);
250		return -EIO;
251	}
252	pci_set_master(pci);
253
254	snd_emu10k1_resume_init(emu);
255	snd_emu10k1_efx_resume(emu);
256	snd_ac97_resume(emu->ac97);
257	snd_emu10k1_resume_regs(emu);
258
259	if (emu->card_capabilities->ca0151_chip)
260		snd_p16v_resume(emu);
261
262	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
263	return 0;
264}
265#endif
266
267static struct pci_driver driver = {
268	.name = "EMU10K1_Audigy",
269	.id_table = snd_emu10k1_ids,
270	.probe = snd_card_emu10k1_probe,
271	.remove = __devexit_p(snd_card_emu10k1_remove),
272#ifdef CONFIG_PM
273	.suspend = snd_emu10k1_suspend,
274	.resume = snd_emu10k1_resume,
275#endif
276};
277
278static int __init alsa_card_emu10k1_init(void)
279{
280	return pci_register_driver(&driver);
281}
282
283static void __exit alsa_card_emu10k1_exit(void)
284{
285	pci_unregister_driver(&driver);
286}
287
288module_init(alsa_card_emu10k1_init)
289module_exit(alsa_card_emu10k1_exit)
290