1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * The driver for the EMU10K1 (SB Live!) based soundcards
4 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
5 * James Courtier-Dutton <James@superbug.co.uk>
6 */
7
8#include <linux/init.h>
9#include <linux/pci.h>
10#include <linux/time.h>
11#include <linux/module.h>
12#include <sound/core.h>
13#include <sound/emu10k1.h>
14#include <sound/initval.h>
15
16MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
17MODULE_DESCRIPTION("EMU10K1");
18MODULE_LICENSE("GPL");
19
20#if IS_ENABLED(CONFIG_SND_SEQUENCER)
21#define ENABLE_SYNTH
22#include <sound/emu10k1_synth.h>
23#endif
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_PNP; /* Enable this card */
28static int extin[SNDRV_CARDS];
29static int extout[SNDRV_CARDS];
30static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
31static int max_synth_voices[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 64};
32static int max_buffer_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 128};
33static bool enable_ir[SNDRV_CARDS];
34static uint subsystem[SNDRV_CARDS]; /* Force card subsystem model */
35
36module_param_array(index, int, NULL, 0444);
37MODULE_PARM_DESC(index, "Index value for the EMU10K1 soundcard.");
38module_param_array(id, charp, NULL, 0444);
39MODULE_PARM_DESC(id, "ID string for the EMU10K1 soundcard.");
40module_param_array(enable, bool, NULL, 0444);
41MODULE_PARM_DESC(enable, "Enable the EMU10K1 soundcard.");
42module_param_array(extin, int, NULL, 0444);
43MODULE_PARM_DESC(extin, "Available external inputs for FX8010. Zero=default.");
44module_param_array(extout, int, NULL, 0444);
45MODULE_PARM_DESC(extout, "Available external outputs for FX8010. Zero=default.");
46module_param_array(seq_ports, int, NULL, 0444);
47MODULE_PARM_DESC(seq_ports, "Allocated sequencer ports for internal synthesizer.");
48module_param_array(max_synth_voices, int, NULL, 0444);
49MODULE_PARM_DESC(max_synth_voices, "Maximum number of voices for WaveTable.");
50module_param_array(max_buffer_size, int, NULL, 0444);
51MODULE_PARM_DESC(max_buffer_size, "Maximum sample buffer size in MB.");
52module_param_array(enable_ir, bool, NULL, 0444);
53MODULE_PARM_DESC(enable_ir, "Enable IR.");
54module_param_array(subsystem, uint, NULL, 0444);
55MODULE_PARM_DESC(subsystem, "Force card subsystem model.");
56/*
57 * Class 0401: 1102:0008 (rev 00) Subsystem: 1102:1001 -> Audigy2 Value Model:SB0400
58 */
59static const struct pci_device_id snd_emu10k1_ids[] = {
60 { PCI_VDEVICE(CREATIVE, 0x0002), 0 }, /* EMU10K1 */
61 { PCI_VDEVICE(CREATIVE, 0x0004), 1 }, /* Audigy */
62 { PCI_VDEVICE(CREATIVE, 0x0008), 1 }, /* Audigy 2 Value SB0400 */
63 { 0, }
64};
65
66MODULE_DEVICE_TABLE(pci, snd_emu10k1_ids);
67
68static int snd_card_emu10k1_probe(struct pci_dev *pci,
69 const struct pci_device_id *pci_id)
70{
71 static int dev;
72 struct snd_card *card;
73 struct snd_emu10k1 *emu;
74#ifdef ENABLE_SYNTH
75 struct snd_seq_device *wave = NULL;
76#endif
77 int err;
78
79 if (dev >= SNDRV_CARDS)
80 return -ENODEV;
81 if (!enable[dev]) {
82 dev++;
83 return -ENOENT;
84 }
85
86 err = snd_devm_card_new(parent: &pci->dev, idx: index[dev], xid: id[dev], THIS_MODULE,
87 extra_size: sizeof(*emu), card_ret: &card);
88 if (err < 0)
89 return err;
90 emu = card->private_data;
91
92 if (max_buffer_size[dev] < 32)
93 max_buffer_size[dev] = 32;
94 else if (max_buffer_size[dev] > 1024)
95 max_buffer_size[dev] = 1024;
96 err = snd_emu10k1_create(card, pci, extin_mask: extin[dev], extout_mask: extout[dev],
97 max_cache_bytes: (long)max_buffer_size[dev] * 1024 * 1024,
98 enable_ir: enable_ir[dev], subsystem: subsystem[dev]);
99 if (err < 0)
100 return err;
101 err = snd_emu10k1_pcm(emu, device: 0);
102 if (err < 0)
103 return err;
104 if (emu->card_capabilities->ac97_chip) {
105 err = snd_emu10k1_pcm_mic(emu, device: 1);
106 if (err < 0)
107 return err;
108 }
109 err = snd_emu10k1_pcm_efx(emu, device: 2);
110 if (err < 0)
111 return err;
112 /* This stores the periods table. */
113 if (emu->card_capabilities->ca0151_chip) { /* P16V */
114 emu->p16v_buffer =
115 snd_devm_alloc_pages(dev: &pci->dev, SNDRV_DMA_TYPE_DEV, size: 1024);
116 if (!emu->p16v_buffer)
117 return -ENOMEM;
118 }
119
120 err = snd_emu10k1_mixer(emu, pcm_device: 0, multi_device: 3);
121 if (err < 0)
122 return err;
123
124 err = snd_emu10k1_timer(emu, device: 0);
125 if (err < 0)
126 return err;
127
128 err = snd_emu10k1_pcm_multi(emu, device: 3);
129 if (err < 0)
130 return err;
131 if (emu->card_capabilities->ca0151_chip) { /* P16V */
132 err = snd_p16v_pcm(emu, device: 4);
133 if (err < 0)
134 return err;
135 }
136 if (emu->audigy) {
137 err = snd_emu10k1_audigy_midi(emu);
138 if (err < 0)
139 return err;
140 } else {
141 err = snd_emu10k1_midi(emu);
142 if (err < 0)
143 return err;
144 }
145 err = snd_emu10k1_fx8010_new(emu, device: 0);
146 if (err < 0)
147 return err;
148#ifdef ENABLE_SYNTH
149 if (snd_seq_device_new(card, device: 1, SNDRV_SEQ_DEV_ID_EMU10K1_SYNTH,
150 argsize: sizeof(struct snd_emu10k1_synth_arg), result: &wave) < 0 ||
151 wave == NULL) {
152 dev_warn(emu->card->dev,
153 "can't initialize Emu10k1 wavetable synth\n");
154 } else {
155 struct snd_emu10k1_synth_arg *arg;
156 arg = SNDRV_SEQ_DEVICE_ARGPTR(wave);
157 strcpy(p: wave->name, q: "Emu-10k1 Synth");
158 arg->hwptr = emu;
159 arg->index = 1;
160 arg->seq_ports = seq_ports[dev];
161 arg->max_voices = max_synth_voices[dev];
162 }
163#endif
164
165 strscpy(card->driver, emu->card_capabilities->driver,
166 sizeof(card->driver));
167 strscpy(card->shortname, emu->card_capabilities->name,
168 sizeof(card->shortname));
169 snprintf(buf: card->longname, size: sizeof(card->longname),
170 fmt: "%s (rev.%d, serial:0x%x) at 0x%lx, irq %i",
171 card->shortname, emu->revision, emu->serial, emu->port, emu->irq);
172
173 err = snd_card_register(card);
174 if (err < 0)
175 return err;
176
177 pci_set_drvdata(pdev: pci, data: card);
178 dev++;
179 return 0;
180}
181
182#ifdef CONFIG_PM_SLEEP
183static int snd_emu10k1_suspend(struct device *dev)
184{
185 struct snd_card *card = dev_get_drvdata(dev);
186 struct snd_emu10k1 *emu = card->private_data;
187
188 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
189
190 emu->suspend = 1;
191
192 cancel_work_sync(work: &emu->emu1010.firmware_work);
193 cancel_work_sync(work: &emu->emu1010.clock_work);
194
195 snd_ac97_suspend(ac97: emu->ac97);
196
197 snd_emu10k1_efx_suspend(emu);
198 snd_emu10k1_suspend_regs(emu);
199 if (emu->card_capabilities->ca0151_chip)
200 snd_p16v_suspend(emu);
201
202 snd_emu10k1_done(emu);
203 return 0;
204}
205
206static int snd_emu10k1_resume(struct device *dev)
207{
208 struct snd_card *card = dev_get_drvdata(dev);
209 struct snd_emu10k1 *emu = card->private_data;
210
211 snd_emu10k1_resume_init(emu);
212 snd_emu10k1_efx_resume(emu);
213 snd_ac97_resume(ac97: emu->ac97);
214 snd_emu10k1_resume_regs(emu);
215
216 if (emu->card_capabilities->ca0151_chip)
217 snd_p16v_resume(emu);
218
219 emu->suspend = 0;
220
221 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
222
223 return 0;
224}
225
226static SIMPLE_DEV_PM_OPS(snd_emu10k1_pm, snd_emu10k1_suspend, snd_emu10k1_resume);
227#define SND_EMU10K1_PM_OPS &snd_emu10k1_pm
228#else
229#define SND_EMU10K1_PM_OPS NULL
230#endif /* CONFIG_PM_SLEEP */
231
232static struct pci_driver emu10k1_driver = {
233 .name = KBUILD_MODNAME,
234 .id_table = snd_emu10k1_ids,
235 .probe = snd_card_emu10k1_probe,
236 .driver = {
237 .pm = SND_EMU10K1_PM_OPS,
238 },
239};
240
241module_pci_driver(emu10k1_driver);
242

source code of linux/sound/pci/emu10k1/emu10k1.c