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/string.h>
11#include <linux/time.h>
12#include <linux/module.h>
13#include <sound/core.h>
14#include <sound/emu10k1.h>
15#include <sound/initval.h>
16
17MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
18MODULE_DESCRIPTION("EMU10K1");
19MODULE_LICENSE("GPL");
20
21#if IS_ENABLED(CONFIG_SND_SEQUENCER)
22#define ENABLE_SYNTH
23#include <sound/emu10k1_synth.h>
24#endif
25
26static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
27static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
28static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
29static int extin[SNDRV_CARDS];
30static int extout[SNDRV_CARDS];
31static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
32static int max_synth_voices[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 64};
33static int max_buffer_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 128};
34static bool enable_ir[SNDRV_CARDS];
35static uint subsystem[SNDRV_CARDS]; /* Force card subsystem model */
36
37module_param_array(index, int, NULL, 0444);
38MODULE_PARM_DESC(index, "Index value for the EMU10K1 soundcard.");
39module_param_array(id, charp, NULL, 0444);
40MODULE_PARM_DESC(id, "ID string for the EMU10K1 soundcard.");
41module_param_array(enable, bool, NULL, 0444);
42MODULE_PARM_DESC(enable, "Enable the EMU10K1 soundcard.");
43module_param_array(extin, int, NULL, 0444);
44MODULE_PARM_DESC(extin, "Available external inputs for FX8010. Zero=default.");
45module_param_array(extout, int, NULL, 0444);
46MODULE_PARM_DESC(extout, "Available external outputs for FX8010. Zero=default.");
47module_param_array(seq_ports, int, NULL, 0444);
48MODULE_PARM_DESC(seq_ports, "Allocated sequencer ports for internal synthesizer.");
49module_param_array(max_synth_voices, int, NULL, 0444);
50MODULE_PARM_DESC(max_synth_voices, "Maximum number of voices for WaveTable.");
51module_param_array(max_buffer_size, int, NULL, 0444);
52MODULE_PARM_DESC(max_buffer_size, "Maximum sample buffer size in MB.");
53module_param_array(enable_ir, bool, NULL, 0444);
54MODULE_PARM_DESC(enable_ir, "Enable IR.");
55module_param_array(subsystem, uint, NULL, 0444);
56MODULE_PARM_DESC(subsystem, "Force card subsystem model.");
57/*
58 * Class 0401: 1102:0008 (rev 00) Subsystem: 1102:1001 -> Audigy2 Value Model:SB0400
59 */
60static const struct pci_device_id snd_emu10k1_ids[] = {
61 { PCI_VDEVICE(CREATIVE, 0x0002), 0 }, /* EMU10K1 */
62 { PCI_VDEVICE(CREATIVE, 0x0004), 1 }, /* Audigy */
63 { PCI_VDEVICE(CREATIVE, 0x0008), 1 }, /* Audigy 2 Value SB0400 */
64 { 0, }
65};
66
67MODULE_DEVICE_TABLE(pci, snd_emu10k1_ids);
68
69static int snd_card_emu10k1_probe(struct pci_dev *pci,
70 const struct pci_device_id *pci_id)
71{
72 static int dev;
73 struct snd_card *card;
74 struct snd_emu10k1 *emu;
75#ifdef ENABLE_SYNTH
76 struct snd_seq_device *wave = NULL;
77#endif
78 int err;
79
80 if (dev >= SNDRV_CARDS)
81 return -ENODEV;
82 if (!enable[dev]) {
83 dev++;
84 return -ENOENT;
85 }
86
87 err = snd_devm_card_new(parent: &pci->dev, idx: index[dev], xid: id[dev], THIS_MODULE,
88 extra_size: sizeof(*emu), card_ret: &card);
89 if (err < 0)
90 return err;
91 emu = card->private_data;
92
93 if (max_buffer_size[dev] < 32)
94 max_buffer_size[dev] = 32;
95 else if (max_buffer_size[dev] > 1024)
96 max_buffer_size[dev] = 1024;
97 err = snd_emu10k1_create(card, pci, extin_mask: extin[dev], extout_mask: extout[dev],
98 max_cache_bytes: (long)max_buffer_size[dev] * 1024 * 1024,
99 enable_ir: enable_ir[dev], subsystem: subsystem[dev]);
100 if (err < 0)
101 return err;
102 err = snd_emu10k1_pcm(emu, device: 0);
103 if (err < 0)
104 return err;
105 if (emu->card_capabilities->ac97_chip) {
106 err = snd_emu10k1_pcm_mic(emu, device: 1);
107 if (err < 0)
108 return err;
109 }
110 err = snd_emu10k1_pcm_efx(emu, device: 2);
111 if (err < 0)
112 return err;
113 /* This stores the periods table. */
114 if (emu->card_capabilities->ca0151_chip) { /* P16V */
115 emu->p16v_buffer =
116 snd_devm_alloc_pages(dev: &pci->dev, SNDRV_DMA_TYPE_DEV, size: 1024);
117 if (!emu->p16v_buffer)
118 return -ENOMEM;
119 }
120
121 err = snd_emu10k1_mixer(emu, pcm_device: 0, multi_device: 3);
122 if (err < 0)
123 return err;
124
125 err = snd_emu10k1_timer(emu, device: 0);
126 if (err < 0)
127 return err;
128
129 err = snd_emu10k1_pcm_multi(emu, device: 3);
130 if (err < 0)
131 return err;
132 if (emu->card_capabilities->ca0151_chip) { /* P16V */
133 err = snd_p16v_pcm(emu, device: 4);
134 if (err < 0)
135 return err;
136 }
137 if (emu->audigy) {
138 err = snd_emu10k1_audigy_midi(emu);
139 if (err < 0)
140 return err;
141 } else {
142 err = snd_emu10k1_midi(emu);
143 if (err < 0)
144 return err;
145 }
146 err = snd_emu10k1_fx8010_new(emu, device: 0);
147 if (err < 0)
148 return err;
149#ifdef ENABLE_SYNTH
150 if (snd_seq_device_new(card, device: 1, SNDRV_SEQ_DEV_ID_EMU10K1_SYNTH,
151 argsize: sizeof(struct snd_emu10k1_synth_arg), result: &wave) < 0 ||
152 wave == NULL) {
153 dev_warn(emu->card->dev,
154 "can't initialize Emu10k1 wavetable synth\n");
155 } else {
156 struct snd_emu10k1_synth_arg *arg;
157 arg = SNDRV_SEQ_DEVICE_ARGPTR(wave);
158 strscpy(wave->name, "Emu-10k1 Synth");
159 arg->hwptr = emu;
160 arg->index = 1;
161 arg->seq_ports = seq_ports[dev];
162 arg->max_voices = max_synth_voices[dev];
163 }
164#endif
165
166 strscpy(card->driver, emu->card_capabilities->driver,
167 sizeof(card->driver));
168 strscpy(card->shortname, emu->card_capabilities->name,
169 sizeof(card->shortname));
170 snprintf(buf: card->longname, size: sizeof(card->longname),
171 fmt: "%s (rev.%d, serial:0x%x) at 0x%lx, irq %i",
172 card->shortname, emu->revision, emu->serial, emu->port, emu->irq);
173
174 err = snd_card_register(card);
175 if (err < 0)
176 return err;
177
178 pci_set_drvdata(pdev: pci, data: card);
179 dev++;
180 return 0;
181}
182
183#ifdef CONFIG_PM_SLEEP
184static int snd_emu10k1_suspend(struct device *dev)
185{
186 struct snd_card *card = dev_get_drvdata(dev);
187 struct snd_emu10k1 *emu = card->private_data;
188
189 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
190
191 emu->suspend = 1;
192
193 cancel_work_sync(work: &emu->emu1010.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