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18#include "au88x0.h"
19#include <linux/init.h>
20#include <linux/pci.h>
21#include <linux/slab.h>
22#include <linux/interrupt.h>
23#include <linux/module.h>
24#include <linux/dma-mapping.h>
25#include <sound/initval.h>
26
27
28static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
29static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
30static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
31static int pcifix[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 255 };
32
33module_param_array(index, int, NULL, 0444);
34MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard.");
35module_param_array(id, charp, NULL, 0444);
36MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard.");
37module_param_array(enable, bool, NULL, 0444);
38MODULE_PARM_DESC(enable, "Enable " CARD_NAME " soundcard.");
39module_param_array(pcifix, int, NULL, 0444);
40MODULE_PARM_DESC(pcifix, "Enable VIA-workaround for " CARD_NAME " soundcard.");
41
42MODULE_DESCRIPTION("Aureal vortex");
43MODULE_LICENSE("GPL");
44MODULE_SUPPORTED_DEVICE("{{Aureal Semiconductor Inc., Aureal Vortex Sound Processor}}");
45
46MODULE_DEVICE_TABLE(pci, snd_vortex_ids);
47
48static void vortex_fix_latency(struct pci_dev *vortex)
49{
50 int rc;
51 if (!(rc = pci_write_config_byte(vortex, 0x40, 0xff))) {
52 dev_info(&vortex->dev, "vortex latency is 0xff\n");
53 } else {
54 dev_warn(&vortex->dev,
55 "could not set vortex latency: pci error 0x%x\n", rc);
56 }
57}
58
59static void vortex_fix_agp_bridge(struct pci_dev *via)
60{
61 int rc;
62 u8 value;
63
64
65
66
67
68
69
70 if (!(rc = pci_read_config_byte(via, 0x42, &value))
71 && ((value & 0x10)
72 || !(rc = pci_write_config_byte(via, 0x42, value | 0x10)))) {
73 dev_info(&via->dev, "bridge config is 0x%x\n", value | 0x10);
74 } else {
75 dev_warn(&via->dev,
76 "could not set vortex latency: pci error 0x%x\n", rc);
77 }
78}
79
80static void snd_vortex_workaround(struct pci_dev *vortex, int fix)
81{
82 struct pci_dev *via = NULL;
83
84
85 if (fix == 255) {
86
87 via = pci_get_device(PCI_VENDOR_ID_VIA,
88 PCI_DEVICE_ID_VIA_8365_1, NULL);
89
90 if (via == NULL) {
91 via = pci_get_device(PCI_VENDOR_ID_VIA,
92 PCI_DEVICE_ID_VIA_82C598_1, NULL);
93
94 if (via == NULL)
95 via = pci_get_device(PCI_VENDOR_ID_AMD,
96 PCI_DEVICE_ID_AMD_FE_GATE_7007, NULL);
97 }
98 if (via) {
99 dev_info(&vortex->dev,
100 "Activating latency workaround...\n");
101 vortex_fix_latency(vortex);
102 vortex_fix_agp_bridge(via);
103 }
104 } else {
105 if (fix & 0x1)
106 vortex_fix_latency(vortex);
107 if ((fix & 0x2) && (via = pci_get_device(PCI_VENDOR_ID_VIA,
108 PCI_DEVICE_ID_VIA_8365_1, NULL)))
109 vortex_fix_agp_bridge(via);
110 if ((fix & 0x4) && (via = pci_get_device(PCI_VENDOR_ID_VIA,
111 PCI_DEVICE_ID_VIA_82C598_1, NULL)))
112 vortex_fix_agp_bridge(via);
113 if ((fix & 0x8) && (via = pci_get_device(PCI_VENDOR_ID_AMD,
114 PCI_DEVICE_ID_AMD_FE_GATE_7007, NULL)))
115 vortex_fix_agp_bridge(via);
116 }
117 pci_dev_put(via);
118}
119
120
121
122static int snd_vortex_dev_free(struct snd_device *device)
123{
124 vortex_t *vortex = device->device_data;
125
126 vortex_gameport_unregister(vortex);
127 vortex_core_shutdown(vortex);
128
129 free_irq(vortex->irq, vortex);
130 iounmap(vortex->mmio);
131 pci_release_regions(vortex->pci_dev);
132 pci_disable_device(vortex->pci_dev);
133 kfree(vortex);
134
135 return 0;
136}
137
138
139
140static int
141snd_vortex_create(struct snd_card *card, struct pci_dev *pci, vortex_t ** rchip)
142{
143 vortex_t *chip;
144 int err;
145 static const struct snd_device_ops ops = {
146 .dev_free = snd_vortex_dev_free,
147 };
148
149 *rchip = NULL;
150
151
152 if ((err = pci_enable_device(pci)) < 0)
153 return err;
154 if (dma_set_mask(&pci->dev, DMA_BIT_MASK(32)) < 0 ||
155 dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(32)) < 0) {
156 dev_err(card->dev, "error to set DMA mask\n");
157 pci_disable_device(pci);
158 return -ENXIO;
159 }
160
161 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
162 if (chip == NULL) {
163 pci_disable_device(pci);
164 return -ENOMEM;
165 }
166
167 chip->card = card;
168
169
170 chip->pci_dev = pci;
171 chip->io = pci_resource_start(pci, 0);
172 chip->vendor = pci->vendor;
173 chip->device = pci->device;
174 chip->card = card;
175 chip->irq = -1;
176
177
178
179
180 if ((err = pci_request_regions(pci, CARD_NAME_SHORT)) != 0)
181 goto regions_out;
182
183 chip->mmio = pci_ioremap_bar(pci, 0);
184 if (!chip->mmio) {
185 dev_err(card->dev, "MMIO area remap failed.\n");
186 err = -ENOMEM;
187 goto ioremap_out;
188 }
189
190
191
192
193 if ((err = vortex_core_init(chip)) != 0) {
194 dev_err(card->dev, "hw core init failed\n");
195 goto core_out;
196 }
197
198 if ((err = request_irq(pci->irq, vortex_interrupt,
199 IRQF_SHARED, KBUILD_MODNAME,
200 chip)) != 0) {
201 dev_err(card->dev, "cannot grab irq\n");
202 goto irq_out;
203 }
204 chip->irq = pci->irq;
205 card->sync_irq = chip->irq;
206
207 pci_set_master(pci);
208
209
210
211 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
212 goto alloc_out;
213 }
214
215 *rchip = chip;
216
217 return 0;
218
219 alloc_out:
220 free_irq(chip->irq, chip);
221 irq_out:
222 vortex_core_shutdown(chip);
223 core_out:
224 iounmap(chip->mmio);
225 ioremap_out:
226 pci_release_regions(chip->pci_dev);
227 regions_out:
228 pci_disable_device(chip->pci_dev);
229
230 vortex_gameport_unregister(chip);
231 kfree(chip);
232 return err;
233}
234
235
236static int
237snd_vortex_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
238{
239 static int dev;
240 struct snd_card *card;
241 vortex_t *chip;
242 int err;
243
244
245 if (dev >= SNDRV_CARDS)
246 return -ENODEV;
247 if (!enable[dev]) {
248 dev++;
249 return -ENOENT;
250 }
251
252 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
253 0, &card);
254 if (err < 0)
255 return err;
256
257
258 if ((err = snd_vortex_create(card, pci, &chip)) < 0) {
259 snd_card_free(card);
260 return err;
261 }
262 snd_vortex_workaround(pci, pcifix[dev]);
263
264
265 strcpy(card->driver, CARD_NAME_SHORT);
266 sprintf(card->shortname, "Aureal Vortex %s", CARD_NAME_SHORT);
267 sprintf(card->longname, "%s at 0x%lx irq %i",
268 card->shortname, chip->io, chip->irq);
269
270
271 err = snd_vortex_mixer(chip);
272 if (err < 0) {
273 snd_card_free(card);
274 return err;
275 }
276
277 err = snd_vortex_new_pcm(chip, VORTEX_PCM_ADB, NR_PCM);
278 if (err < 0) {
279 snd_card_free(card);
280 return err;
281 }
282#ifndef CHIP_AU8820
283
284 if ((err = snd_vortex_new_pcm(chip, VORTEX_PCM_SPDIF, 1)) < 0) {
285 snd_card_free(card);
286 return err;
287 }
288
289 if ((err = snd_vortex_new_pcm(chip, VORTEX_PCM_A3D, NR_A3D)) < 0) {
290 snd_card_free(card);
291 return err;
292 }
293#endif
294
295
296
297
298
299
300
301#ifndef CHIP_AU8810
302
303 if ((err = snd_vortex_new_pcm(chip, VORTEX_PCM_WT, NR_WT)) < 0) {
304 snd_card_free(card);
305 return err;
306 }
307#endif
308 if ((err = snd_vortex_midi(chip)) < 0) {
309 snd_card_free(card);
310 return err;
311 }
312
313 vortex_gameport_register(chip);
314
315#if 0
316 if (snd_seq_device_new(card, 1, SNDRV_SEQ_DEV_ID_VORTEX_SYNTH,
317 sizeof(snd_vortex_synth_arg_t), &wave) < 0
318 || wave == NULL) {
319 dev_err(card->dev, "Can't initialize Aureal wavetable synth\n");
320 } else {
321 snd_vortex_synth_arg_t *arg;
322
323 arg = SNDRV_SEQ_DEVICE_ARGPTR(wave);
324 strcpy(wave->name, "Aureal Synth");
325 arg->hwptr = vortex;
326 arg->index = 1;
327 arg->seq_ports = seq_ports[dev];
328 arg->max_voices = max_synth_voices[dev];
329 }
330#endif
331
332
333 if ((err = pci_read_config_word(pci, PCI_DEVICE_ID,
334 &(chip->device))) < 0) {
335 snd_card_free(card);
336 return err;
337 }
338 if ((err = pci_read_config_word(pci, PCI_VENDOR_ID,
339 &(chip->vendor))) < 0) {
340 snd_card_free(card);
341 return err;
342 }
343 chip->rev = pci->revision;
344#ifdef CHIP_AU8830
345 if ((chip->rev) != 0xfe && (chip->rev) != 0xfa) {
346 dev_alert(card->dev,
347 "The revision (%x) of your card has not been seen before.\n",
348 chip->rev);
349 dev_alert(card->dev,
350 "Please email the results of 'lspci -vv' to openvortex-dev@nongnu.org.\n");
351 snd_card_free(card);
352 err = -ENODEV;
353 return err;
354 }
355#endif
356
357
358 if ((err = snd_card_register(card)) < 0) {
359 snd_card_free(card);
360 return err;
361 }
362
363 pci_set_drvdata(pci, card);
364 dev++;
365 vortex_connect_default(chip, 1);
366 vortex_enable_int(chip);
367 return 0;
368}
369
370
371static void snd_vortex_remove(struct pci_dev *pci)
372{
373 snd_card_free(pci_get_drvdata(pci));
374}
375
376
377static struct pci_driver vortex_driver = {
378 .name = KBUILD_MODNAME,
379 .id_table = snd_vortex_ids,
380 .probe = snd_vortex_probe,
381 .remove = snd_vortex_remove,
382};
383
384module_pci_driver(vortex_driver);
385