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Linux/sound/pci/emu10k1/emu10k1.c

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  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 /*
 72  * Audigy 2 Value notes:
 73  * A_IOCFG Input (GPIO)
 74  * 0x400  = Front analog jack plugged in. (Green socket)
 75  * 0x1000 = Read analog jack plugged in. (Black socket)
 76  * 0x2000 = Center/LFE analog jack plugged in. (Orange socket)
 77  * A_IOCFG Output (GPIO)
 78  * 0x60 = Sound out of front Left.
 79  * Win sets it to 0xXX61
 80  */
 81 
 82 MODULE_DEVICE_TABLE(pci, snd_emu10k1_ids);
 83 
 84 static int snd_card_emu10k1_probe(struct pci_dev *pci,
 85                                   const struct pci_device_id *pci_id)
 86 {
 87         static int dev;
 88         struct snd_card *card;
 89         struct snd_emu10k1 *emu;
 90 #ifdef ENABLE_SYNTH
 91         struct snd_seq_device *wave = NULL;
 92 #endif
 93         int err;
 94 
 95         if (dev >= SNDRV_CARDS)
 96                 return -ENODEV;
 97         if (!enable[dev]) {
 98                 dev++;
 99                 return -ENOENT;
100         }
101 
102         err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
103                            0, &card);
104         if (err < 0)
105                 return err;
106         if (max_buffer_size[dev] < 32)
107                 max_buffer_size[dev] = 32;
108         else if (max_buffer_size[dev] > 1024)
109                 max_buffer_size[dev] = 1024;
110         err = snd_emu10k1_create(card, pci, extin[dev], extout[dev],
111                                  (long)max_buffer_size[dev] * 1024 * 1024,
112                                  enable_ir[dev], subsystem[dev],
113                                  &emu);
114         if (err < 0)
115                 goto error;
116         card->private_data = emu;
117         emu->delay_pcm_irq = delay_pcm_irq[dev] & 0x1f;
118         err = snd_emu10k1_pcm(emu, 0);
119         if (err < 0)
120                 goto error;
121         err = snd_emu10k1_pcm_mic(emu, 1);
122         if (err < 0)
123                 goto error;
124         err = snd_emu10k1_pcm_efx(emu, 2);
125         if (err < 0)
126                 goto error;
127         /* This stores the periods table. */
128         if (emu->card_capabilities->ca0151_chip) { /* P16V */   
129                 err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &pci->dev,
130                                           1024, &emu->p16v_buffer);
131                 if (err < 0)
132                         goto error;
133         }
134 
135         err = snd_emu10k1_mixer(emu, 0, 3);
136         if (err < 0)
137                 goto error;
138         
139         err = snd_emu10k1_timer(emu, 0);
140         if (err < 0)
141                 goto error;
142 
143         err = snd_emu10k1_pcm_multi(emu, 3);
144         if (err < 0)
145                 goto error;
146         if (emu->card_capabilities->ca0151_chip) { /* P16V */
147                 err = snd_p16v_pcm(emu, 4);
148                 if (err < 0)
149                         goto error;
150         }
151         if (emu->audigy) {
152                 err = snd_emu10k1_audigy_midi(emu);
153                 if (err < 0)
154                         goto error;
155         } else {
156                 err = snd_emu10k1_midi(emu);
157                 if (err < 0)
158                         goto error;
159         }
160         err = snd_emu10k1_fx8010_new(emu, 0);
161         if (err < 0)
162                 goto error;
163 #ifdef ENABLE_SYNTH
164         if (snd_seq_device_new(card, 1, SNDRV_SEQ_DEV_ID_EMU10K1_SYNTH,
165                                sizeof(struct snd_emu10k1_synth_arg), &wave) < 0 ||
166             wave == NULL) {
167                 dev_warn(emu->card->dev,
168                          "can't initialize Emu10k1 wavetable synth\n");
169         } else {
170                 struct snd_emu10k1_synth_arg *arg;
171                 arg = SNDRV_SEQ_DEVICE_ARGPTR(wave);
172                 strcpy(wave->name, "Emu-10k1 Synth");
173                 arg->hwptr = emu;
174                 arg->index = 1;
175                 arg->seq_ports = seq_ports[dev];
176                 arg->max_voices = max_synth_voices[dev];
177         }
178 #endif
179  
180         strscpy(card->driver, emu->card_capabilities->driver,
181                 sizeof(card->driver));
182         strscpy(card->shortname, emu->card_capabilities->name,
183                 sizeof(card->shortname));
184         snprintf(card->longname, sizeof(card->longname),
185                  "%s (rev.%d, serial:0x%x) at 0x%lx, irq %i",
186                  card->shortname, emu->revision, emu->serial, emu->port, emu->irq);
187 
188         err = snd_card_register(card);
189         if (err < 0)
190                 goto error;
191 
192         if (emu->card_capabilities->emu_model)
193                 schedule_delayed_work(&emu->emu1010.firmware_work, 0);
194 
195         pci_set_drvdata(pci, card);
196         dev++;
197         return 0;
198 
199  error:
200         snd_card_free(card);
201         return err;
202 }
203 
204 static void snd_card_emu10k1_remove(struct pci_dev *pci)
205 {
206         snd_card_free(pci_get_drvdata(pci));
207 }
208 
209 
210 #ifdef CONFIG_PM_SLEEP
211 static int snd_emu10k1_suspend(struct device *dev)
212 {
213         struct snd_card *card = dev_get_drvdata(dev);
214         struct snd_emu10k1 *emu = card->private_data;
215 
216         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
217 
218         emu->suspend = 1;
219 
220         cancel_delayed_work_sync(&emu->emu1010.firmware_work);
221 
222         snd_ac97_suspend(emu->ac97);
223 
224         snd_emu10k1_efx_suspend(emu);
225         snd_emu10k1_suspend_regs(emu);
226         if (emu->card_capabilities->ca0151_chip)
227                 snd_p16v_suspend(emu);
228 
229         snd_emu10k1_done(emu);
230         return 0;
231 }
232 
233 static int snd_emu10k1_resume(struct device *dev)
234 {
235         struct snd_card *card = dev_get_drvdata(dev);
236         struct snd_emu10k1 *emu = card->private_data;
237 
238         snd_emu10k1_resume_init(emu);
239         snd_emu10k1_efx_resume(emu);
240         snd_ac97_resume(emu->ac97);
241         snd_emu10k1_resume_regs(emu);
242 
243         if (emu->card_capabilities->ca0151_chip)
244                 snd_p16v_resume(emu);
245 
246         emu->suspend = 0;
247 
248         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
249 
250         if (emu->card_capabilities->emu_model)
251                 schedule_delayed_work(&emu->emu1010.firmware_work, 0);
252 
253         return 0;
254 }
255 
256 static SIMPLE_DEV_PM_OPS(snd_emu10k1_pm, snd_emu10k1_suspend, snd_emu10k1_resume);
257 #define SND_EMU10K1_PM_OPS      &snd_emu10k1_pm
258 #else
259 #define SND_EMU10K1_PM_OPS      NULL
260 #endif /* CONFIG_PM_SLEEP */
261 
262 static struct pci_driver emu10k1_driver = {
263         .name = KBUILD_MODNAME,
264         .id_table = snd_emu10k1_ids,
265         .probe = snd_card_emu10k1_probe,
266         .remove = snd_card_emu10k1_remove,
267         .driver = {
268                 .pm = SND_EMU10K1_PM_OPS,
269         },
270 };
271 
272 module_pci_driver(emu10k1_driver);
273 

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