xref: /openbmc/linux/sound/pci/emu10k1/emu10k1.c (revision 89df62c3)
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  *
6  *  Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk>
7  *      Added support for Audigy 2 Value.
8  */
9 
10 #include <linux/init.h>
11 #include <linux/pci.h>
12 #include <linux/time.h>
13 #include <linux/module.h>
14 #include <sound/core.h>
15 #include <sound/emu10k1.h>
16 #include <sound/initval.h>
17 
18 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
19 MODULE_DESCRIPTION("EMU10K1");
20 MODULE_LICENSE("GPL");
21 
22 #if IS_ENABLED(CONFIG_SND_SEQUENCER)
23 #define ENABLE_SYNTH
24 #include <sound/emu10k1_synth.h>
25 #endif
26 
27 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
28 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
29 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
30 static int extin[SNDRV_CARDS];
31 static int extout[SNDRV_CARDS];
32 static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
33 static int max_synth_voices[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 64};
34 static int max_buffer_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 128};
35 static bool enable_ir[SNDRV_CARDS];
36 static uint subsystem[SNDRV_CARDS]; /* Force card subsystem model */
37 static uint delay_pcm_irq[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
38 
39 module_param_array(index, int, NULL, 0444);
40 MODULE_PARM_DESC(index, "Index value for the EMU10K1 soundcard.");
41 module_param_array(id, charp, NULL, 0444);
42 MODULE_PARM_DESC(id, "ID string for the EMU10K1 soundcard.");
43 module_param_array(enable, bool, NULL, 0444);
44 MODULE_PARM_DESC(enable, "Enable the EMU10K1 soundcard.");
45 module_param_array(extin, int, NULL, 0444);
46 MODULE_PARM_DESC(extin, "Available external inputs for FX8010. Zero=default.");
47 module_param_array(extout, int, NULL, 0444);
48 MODULE_PARM_DESC(extout, "Available external outputs for FX8010. Zero=default.");
49 module_param_array(seq_ports, int, NULL, 0444);
50 MODULE_PARM_DESC(seq_ports, "Allocated sequencer ports for internal synthesizer.");
51 module_param_array(max_synth_voices, int, NULL, 0444);
52 MODULE_PARM_DESC(max_synth_voices, "Maximum number of voices for WaveTable.");
53 module_param_array(max_buffer_size, int, NULL, 0444);
54 MODULE_PARM_DESC(max_buffer_size, "Maximum sample buffer size in MB.");
55 module_param_array(enable_ir, bool, NULL, 0444);
56 MODULE_PARM_DESC(enable_ir, "Enable IR.");
57 module_param_array(subsystem, uint, NULL, 0444);
58 MODULE_PARM_DESC(subsystem, "Force card subsystem model.");
59 module_param_array(delay_pcm_irq, uint, NULL, 0444);
60 MODULE_PARM_DESC(delay_pcm_irq, "Delay PCM interrupt by specified number of samples (default 0).");
61 /*
62  * Class 0401: 1102:0008 (rev 00) Subsystem: 1102:1001 -> Audigy2 Value  Model:SB0400
63  */
64 static const struct pci_device_id snd_emu10k1_ids[] = {
65 	{ PCI_VDEVICE(CREATIVE, 0x0002), 0 },	/* EMU10K1 */
66 	{ PCI_VDEVICE(CREATIVE, 0x0004), 1 },	/* Audigy */
67 	{ PCI_VDEVICE(CREATIVE, 0x0008), 1 },	/* Audigy 2 Value SB0400 */
68 	{ 0, }
69 };
70 
71 MODULE_DEVICE_TABLE(pci, snd_emu10k1_ids);
72 
73 static int snd_card_emu10k1_probe(struct pci_dev *pci,
74 				  const struct pci_device_id *pci_id)
75 {
76 	static int dev;
77 	struct snd_card *card;
78 	struct snd_emu10k1 *emu;
79 #ifdef ENABLE_SYNTH
80 	struct snd_seq_device *wave = NULL;
81 #endif
82 	int err;
83 
84 	if (dev >= SNDRV_CARDS)
85         	return -ENODEV;
86 	if (!enable[dev]) {
87 		dev++;
88 		return -ENOENT;
89 	}
90 
91 	err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
92 				sizeof(*emu), &card);
93 	if (err < 0)
94 		return err;
95 	emu = card->private_data;
96 
97 	if (max_buffer_size[dev] < 32)
98 		max_buffer_size[dev] = 32;
99 	else if (max_buffer_size[dev] > 1024)
100 		max_buffer_size[dev] = 1024;
101 	err = snd_emu10k1_create(card, pci, extin[dev], extout[dev],
102 				 (long)max_buffer_size[dev] * 1024 * 1024,
103 				 enable_ir[dev], subsystem[dev]);
104 	if (err < 0)
105 		return err;
106 	emu->delay_pcm_irq = delay_pcm_irq[dev] & 0x1f;
107 	err = snd_emu10k1_pcm(emu, 0);
108 	if (err < 0)
109 		return err;
110 	err = snd_emu10k1_pcm_mic(emu, 1);
111 	if (err < 0)
112 		return err;
113 	err = snd_emu10k1_pcm_efx(emu, 2);
114 	if (err < 0)
115 		return err;
116 	/* This stores the periods table. */
117 	if (emu->card_capabilities->ca0151_chip) { /* P16V */
118 		emu->p16v_buffer =
119 			snd_devm_alloc_pages(&pci->dev, SNDRV_DMA_TYPE_DEV, 1024);
120 		if (!emu->p16v_buffer)
121 			return -ENOMEM;
122 	}
123 
124 	err = snd_emu10k1_mixer(emu, 0, 3);
125 	if (err < 0)
126 		return err;
127 
128 	err = snd_emu10k1_timer(emu, 0);
129 	if (err < 0)
130 		return err;
131 
132 	err = snd_emu10k1_pcm_multi(emu, 3);
133 	if (err < 0)
134 		return err;
135 	if (emu->card_capabilities->ca0151_chip) { /* P16V */
136 		err = snd_p16v_pcm(emu, 4);
137 		if (err < 0)
138 			return err;
139 	}
140 	if (emu->audigy) {
141 		err = snd_emu10k1_audigy_midi(emu);
142 		if (err < 0)
143 			return err;
144 	} else {
145 		err = snd_emu10k1_midi(emu);
146 		if (err < 0)
147 			return err;
148 	}
149 	err = snd_emu10k1_fx8010_new(emu, 0);
150 	if (err < 0)
151 		return err;
152 #ifdef ENABLE_SYNTH
153 	if (snd_seq_device_new(card, 1, SNDRV_SEQ_DEV_ID_EMU10K1_SYNTH,
154 			       sizeof(struct snd_emu10k1_synth_arg), &wave) < 0 ||
155 	    wave == NULL) {
156 		dev_warn(emu->card->dev,
157 			 "can't initialize Emu10k1 wavetable synth\n");
158 	} else {
159 		struct snd_emu10k1_synth_arg *arg;
160 		arg = SNDRV_SEQ_DEVICE_ARGPTR(wave);
161 		strcpy(wave->name, "Emu-10k1 Synth");
162 		arg->hwptr = emu;
163 		arg->index = 1;
164 		arg->seq_ports = seq_ports[dev];
165 		arg->max_voices = max_synth_voices[dev];
166 	}
167 #endif
168 
169 	strscpy(card->driver, emu->card_capabilities->driver,
170 		sizeof(card->driver));
171 	strscpy(card->shortname, emu->card_capabilities->name,
172 		sizeof(card->shortname));
173 	snprintf(card->longname, sizeof(card->longname),
174 		 "%s (rev.%d, serial:0x%x) at 0x%lx, irq %i",
175 		 card->shortname, emu->revision, emu->serial, emu->port, emu->irq);
176 
177 	err = snd_card_register(card);
178 	if (err < 0)
179 		return err;
180 
181 	if (emu->card_capabilities->emu_model)
182 		schedule_delayed_work(&emu->emu1010.firmware_work, 0);
183 
184 	pci_set_drvdata(pci, card);
185 	dev++;
186 	return 0;
187 }
188 
189 #ifdef CONFIG_PM_SLEEP
190 static int snd_emu10k1_suspend(struct device *dev)
191 {
192 	struct snd_card *card = dev_get_drvdata(dev);
193 	struct snd_emu10k1 *emu = card->private_data;
194 
195 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
196 
197 	emu->suspend = 1;
198 
199 	cancel_delayed_work_sync(&emu->emu1010.firmware_work);
200 
201 	snd_ac97_suspend(emu->ac97);
202 
203 	snd_emu10k1_efx_suspend(emu);
204 	snd_emu10k1_suspend_regs(emu);
205 	if (emu->card_capabilities->ca0151_chip)
206 		snd_p16v_suspend(emu);
207 
208 	snd_emu10k1_done(emu);
209 	return 0;
210 }
211 
212 static int snd_emu10k1_resume(struct device *dev)
213 {
214 	struct snd_card *card = dev_get_drvdata(dev);
215 	struct snd_emu10k1 *emu = card->private_data;
216 
217 	snd_emu10k1_resume_init(emu);
218 	snd_emu10k1_efx_resume(emu);
219 	snd_ac97_resume(emu->ac97);
220 	snd_emu10k1_resume_regs(emu);
221 
222 	if (emu->card_capabilities->ca0151_chip)
223 		snd_p16v_resume(emu);
224 
225 	emu->suspend = 0;
226 
227 	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
228 
229 	if (emu->card_capabilities->emu_model)
230 		schedule_delayed_work(&emu->emu1010.firmware_work, 0);
231 
232 	return 0;
233 }
234 
235 static SIMPLE_DEV_PM_OPS(snd_emu10k1_pm, snd_emu10k1_suspend, snd_emu10k1_resume);
236 #define SND_EMU10K1_PM_OPS	&snd_emu10k1_pm
237 #else
238 #define SND_EMU10K1_PM_OPS	NULL
239 #endif /* CONFIG_PM_SLEEP */
240 
241 static struct pci_driver emu10k1_driver = {
242 	.name = KBUILD_MODNAME,
243 	.id_table = snd_emu10k1_ids,
244 	.probe = snd_card_emu10k1_probe,
245 	.driver = {
246 		.pm = SND_EMU10K1_PM_OPS,
247 	},
248 };
249 
250 module_pci_driver(emu10k1_driver);
251