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37#include <linux/delay.h>
38#include <linux/interrupt.h>
39#include <linux/kernel.h>
40#include <linux/module.h>
41#include <linux/dma-mapping.h>
42#include <linux/moduleparam.h>
43#include <linux/init.h>
44#include <linux/slab.h>
45#include <linux/pci.h>
46#include <linux/mutex.h>
47#include <linux/reboot.h>
48#include <linux/io.h>
49#include <linux/pm_runtime.h>
50#include <linux/clocksource.h>
51#include <linux/time.h>
52#include <linux/completion.h>
53
54#ifdef CONFIG_X86
55
56#include <asm/pgtable.h>
57#include <asm/cacheflush.h>
58#endif
59#include <sound/core.h>
60#include <sound/initval.h>
61#include <linux/vgaarb.h>
62#include <linux/vga_switcheroo.h>
63#include <linux/firmware.h>
64#include "hda_codec.h"
65#include "hda_i915.h"
66#include "hda_controller.h"
67#include "hda_priv.h"
68
69
70static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
71static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
72static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
73static char *model[SNDRV_CARDS];
74static int position_fix[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
75static int bdl_pos_adj[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
76static int probe_mask[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
77static int probe_only[SNDRV_CARDS];
78static int jackpoll_ms[SNDRV_CARDS];
79static bool single_cmd;
80static int enable_msi = -1;
81#ifdef CONFIG_SND_HDA_PATCH_LOADER
82static char *patch[SNDRV_CARDS];
83#endif
84#ifdef CONFIG_SND_HDA_INPUT_BEEP
85static bool beep_mode[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] =
86 CONFIG_SND_HDA_INPUT_BEEP_MODE};
87#endif
88
89module_param_array(index, int, NULL, 0444);
90MODULE_PARM_DESC(index, "Index value for Intel HD audio interface.");
91module_param_array(id, charp, NULL, 0444);
92MODULE_PARM_DESC(id, "ID string for Intel HD audio interface.");
93module_param_array(enable, bool, NULL, 0444);
94MODULE_PARM_DESC(enable, "Enable Intel HD audio interface.");
95module_param_array(model, charp, NULL, 0444);
96MODULE_PARM_DESC(model, "Use the given board model.");
97module_param_array(position_fix, int, NULL, 0444);
98MODULE_PARM_DESC(position_fix, "DMA pointer read method."
99 "(-1 = system default, 0 = auto, 1 = LPIB, 2 = POSBUF, 3 = VIACOMBO, 4 = COMBO).");
100module_param_array(bdl_pos_adj, int, NULL, 0644);
101MODULE_PARM_DESC(bdl_pos_adj, "BDL position adjustment offset.");
102module_param_array(probe_mask, int, NULL, 0444);
103MODULE_PARM_DESC(probe_mask, "Bitmask to probe codecs (default = -1).");
104module_param_array(probe_only, int, NULL, 0444);
105MODULE_PARM_DESC(probe_only, "Only probing and no codec initialization.");
106module_param_array(jackpoll_ms, int, NULL, 0444);
107MODULE_PARM_DESC(jackpoll_ms, "Ms between polling for jack events (default = 0, using unsol events only)");
108module_param(single_cmd, bool, 0444);
109MODULE_PARM_DESC(single_cmd, "Use single command to communicate with codecs "
110 "(for debugging only).");
111module_param(enable_msi, bint, 0444);
112MODULE_PARM_DESC(enable_msi, "Enable Message Signaled Interrupt (MSI)");
113#ifdef CONFIG_SND_HDA_PATCH_LOADER
114module_param_array(patch, charp, NULL, 0444);
115MODULE_PARM_DESC(patch, "Patch file for Intel HD audio interface.");
116#endif
117#ifdef CONFIG_SND_HDA_INPUT_BEEP
118module_param_array(beep_mode, bool, NULL, 0444);
119MODULE_PARM_DESC(beep_mode, "Select HDA Beep registration mode "
120 "(0=off, 1=on) (default=1).");
121#endif
122
123#ifdef CONFIG_PM
124static int param_set_xint(const char *val, const struct kernel_param *kp);
125static struct kernel_param_ops param_ops_xint = {
126 .set = param_set_xint,
127 .get = param_get_int,
128};
129#define param_check_xint param_check_int
130
131static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT;
132static int *power_save_addr = &power_save;
133module_param(power_save, xint, 0644);
134MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
135 "(in second, 0 = disable).");
136
137
138
139
140
141static bool power_save_controller = 1;
142module_param(power_save_controller, bool, 0644);
143MODULE_PARM_DESC(power_save_controller, "Reset controller in power save mode.");
144#else
145static int *power_save_addr;
146#endif
147
148static int align_buffer_size = -1;
149module_param(align_buffer_size, bint, 0644);
150MODULE_PARM_DESC(align_buffer_size,
151 "Force buffer and period sizes to be multiple of 128 bytes.");
152
153#ifdef CONFIG_X86
154static bool hda_snoop = true;
155module_param_named(snoop, hda_snoop, bool, 0444);
156MODULE_PARM_DESC(snoop, "Enable/disable snooping");
157#else
158#define hda_snoop true
159#endif
160
161
162MODULE_LICENSE("GPL");
163MODULE_SUPPORTED_DEVICE("{{Intel, ICH6},"
164 "{Intel, ICH6M},"
165 "{Intel, ICH7},"
166 "{Intel, ESB2},"
167 "{Intel, ICH8},"
168 "{Intel, ICH9},"
169 "{Intel, ICH10},"
170 "{Intel, PCH},"
171 "{Intel, CPT},"
172 "{Intel, PPT},"
173 "{Intel, LPT},"
174 "{Intel, LPT_LP},"
175 "{Intel, WPT_LP},"
176 "{Intel, HPT},"
177 "{Intel, PBG},"
178 "{Intel, SCH},"
179 "{ATI, SB450},"
180 "{ATI, SB600},"
181 "{ATI, RS600},"
182 "{ATI, RS690},"
183 "{ATI, RS780},"
184 "{ATI, R600},"
185 "{ATI, RV630},"
186 "{ATI, RV610},"
187 "{ATI, RV670},"
188 "{ATI, RV635},"
189 "{ATI, RV620},"
190 "{ATI, RV770},"
191 "{VIA, VT8251},"
192 "{VIA, VT8237A},"
193 "{SiS, SIS966},"
194 "{ULI, M5461}}");
195MODULE_DESCRIPTION("Intel HDA driver");
196
197#if defined(CONFIG_PM) && defined(CONFIG_VGA_SWITCHEROO)
198#if IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI)
199#define SUPPORT_VGA_SWITCHEROO
200#endif
201#endif
202
203
204
205
206
207
208enum {
209 AZX_DRIVER_ICH,
210 AZX_DRIVER_PCH,
211 AZX_DRIVER_SCH,
212 AZX_DRIVER_HDMI,
213 AZX_DRIVER_ATI,
214 AZX_DRIVER_ATIHDMI,
215 AZX_DRIVER_ATIHDMI_NS,
216 AZX_DRIVER_VIA,
217 AZX_DRIVER_SIS,
218 AZX_DRIVER_ULI,
219 AZX_DRIVER_NVIDIA,
220 AZX_DRIVER_TERA,
221 AZX_DRIVER_CTX,
222 AZX_DRIVER_CTHDA,
223 AZX_DRIVER_GENERIC,
224 AZX_NUM_DRIVERS,
225};
226
227
228#define AZX_DCAPS_INTEL_PCH_NOPM \
229 (AZX_DCAPS_SCH_SNOOP | AZX_DCAPS_BUFSIZE | \
230 AZX_DCAPS_COUNT_LPIB_DELAY)
231
232#define AZX_DCAPS_INTEL_PCH \
233 (AZX_DCAPS_INTEL_PCH_NOPM | AZX_DCAPS_PM_RUNTIME)
234
235#define AZX_DCAPS_INTEL_HASWELL \
236 (AZX_DCAPS_SCH_SNOOP | AZX_DCAPS_ALIGN_BUFSIZE | \
237 AZX_DCAPS_COUNT_LPIB_DELAY | AZX_DCAPS_PM_RUNTIME | \
238 AZX_DCAPS_I915_POWERWELL)
239
240
241#define AZX_DCAPS_PRESET_ATI_SB \
242 (AZX_DCAPS_ATI_SNOOP | AZX_DCAPS_NO_TCSEL | \
243 AZX_DCAPS_SYNC_WRITE | AZX_DCAPS_POSFIX_LPIB)
244
245
246#define AZX_DCAPS_PRESET_ATI_HDMI \
247 (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_SYNC_WRITE | AZX_DCAPS_POSFIX_LPIB)
248
249
250#define AZX_DCAPS_PRESET_NVIDIA \
251 (AZX_DCAPS_NVIDIA_SNOOP | AZX_DCAPS_RIRB_DELAY | AZX_DCAPS_NO_MSI |\
252 AZX_DCAPS_ALIGN_BUFSIZE | AZX_DCAPS_NO_64BIT |\
253 AZX_DCAPS_CORBRP_SELF_CLEAR)
254
255#define AZX_DCAPS_PRESET_CTHDA \
256 (AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB | AZX_DCAPS_4K_BDLE_BOUNDARY)
257
258
259
260
261#ifdef SUPPORT_VGA_SWITCHEROO
262#define use_vga_switcheroo(chip) ((chip)->use_vga_switcheroo)
263#else
264#define use_vga_switcheroo(chip) 0
265#endif
266
267static char *driver_short_names[] = {
268 [AZX_DRIVER_ICH] = "HDA Intel",
269 [AZX_DRIVER_PCH] = "HDA Intel PCH",
270 [AZX_DRIVER_SCH] = "HDA Intel MID",
271 [AZX_DRIVER_HDMI] = "HDA Intel HDMI",
272 [AZX_DRIVER_ATI] = "HDA ATI SB",
273 [AZX_DRIVER_ATIHDMI] = "HDA ATI HDMI",
274 [AZX_DRIVER_ATIHDMI_NS] = "HDA ATI HDMI",
275 [AZX_DRIVER_VIA] = "HDA VIA VT82xx",
276 [AZX_DRIVER_SIS] = "HDA SIS966",
277 [AZX_DRIVER_ULI] = "HDA ULI M5461",
278 [AZX_DRIVER_NVIDIA] = "HDA NVidia",
279 [AZX_DRIVER_TERA] = "HDA Teradici",
280 [AZX_DRIVER_CTX] = "HDA Creative",
281 [AZX_DRIVER_CTHDA] = "HDA Creative",
282 [AZX_DRIVER_GENERIC] = "HD-Audio Generic",
283};
284
285#ifdef CONFIG_X86
286static void __mark_pages_wc(struct azx *chip, struct snd_dma_buffer *dmab, bool on)
287{
288 int pages;
289
290 if (azx_snoop(chip))
291 return;
292 if (!dmab || !dmab->area || !dmab->bytes)
293 return;
294
295#ifdef CONFIG_SND_DMA_SGBUF
296 if (dmab->dev.type == SNDRV_DMA_TYPE_DEV_SG) {
297 struct snd_sg_buf *sgbuf = dmab->private_data;
298 if (on)
299 set_pages_array_wc(sgbuf->page_table, sgbuf->pages);
300 else
301 set_pages_array_wb(sgbuf->page_table, sgbuf->pages);
302 return;
303 }
304#endif
305
306 pages = (dmab->bytes + PAGE_SIZE - 1) >> PAGE_SHIFT;
307 if (on)
308 set_memory_wc((unsigned long)dmab->area, pages);
309 else
310 set_memory_wb((unsigned long)dmab->area, pages);
311}
312
313static inline void mark_pages_wc(struct azx *chip, struct snd_dma_buffer *buf,
314 bool on)
315{
316 __mark_pages_wc(chip, buf, on);
317}
318static inline void mark_runtime_wc(struct azx *chip, struct azx_dev *azx_dev,
319 struct snd_pcm_substream *substream, bool on)
320{
321 if (azx_dev->wc_marked != on) {
322 __mark_pages_wc(chip, snd_pcm_get_dma_buf(substream), on);
323 azx_dev->wc_marked = on;
324 }
325}
326#else
327
328static inline void mark_pages_wc(struct azx *chip, struct snd_dma_buffer *buf,
329 bool on)
330{
331}
332static inline void mark_runtime_wc(struct azx *chip, struct azx_dev *azx_dev,
333 struct snd_pcm_substream *substream, bool on)
334{
335}
336#endif
337
338static int azx_acquire_irq(struct azx *chip, int do_disconnect);
339
340
341
342
343
344static void update_pci_byte(struct pci_dev *pci, unsigned int reg,
345 unsigned char mask, unsigned char val)
346{
347 unsigned char data;
348
349 pci_read_config_byte(pci, reg, &data);
350 data &= ~mask;
351 data |= (val & mask);
352 pci_write_config_byte(pci, reg, data);
353}
354
355static void azx_init_pci(struct azx *chip)
356{
357
358
359
360
361
362
363 if (!(chip->driver_caps & AZX_DCAPS_NO_TCSEL)) {
364 dev_dbg(chip->card->dev, "Clearing TCSEL\n");
365 update_pci_byte(chip->pci, ICH6_PCIREG_TCSEL, 0x07, 0);
366 }
367
368
369
370
371 if (chip->driver_caps & AZX_DCAPS_ATI_SNOOP) {
372 dev_dbg(chip->card->dev, "Setting ATI snoop: %d\n",
373 azx_snoop(chip));
374 update_pci_byte(chip->pci,
375 ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR, 0x07,
376 azx_snoop(chip) ? ATI_SB450_HDAUDIO_ENABLE_SNOOP : 0);
377 }
378
379
380 if (chip->driver_caps & AZX_DCAPS_NVIDIA_SNOOP) {
381 dev_dbg(chip->card->dev, "Setting Nvidia snoop: %d\n",
382 azx_snoop(chip));
383 update_pci_byte(chip->pci,
384 NVIDIA_HDA_TRANSREG_ADDR,
385 0x0f, NVIDIA_HDA_ENABLE_COHBITS);
386 update_pci_byte(chip->pci,
387 NVIDIA_HDA_ISTRM_COH,
388 0x01, NVIDIA_HDA_ENABLE_COHBIT);
389 update_pci_byte(chip->pci,
390 NVIDIA_HDA_OSTRM_COH,
391 0x01, NVIDIA_HDA_ENABLE_COHBIT);
392 }
393
394
395 if (chip->driver_caps & AZX_DCAPS_SCH_SNOOP) {
396 unsigned short snoop;
397 pci_read_config_word(chip->pci, INTEL_SCH_HDA_DEVC, &snoop);
398 if ((!azx_snoop(chip) && !(snoop & INTEL_SCH_HDA_DEVC_NOSNOOP)) ||
399 (azx_snoop(chip) && (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP))) {
400 snoop &= ~INTEL_SCH_HDA_DEVC_NOSNOOP;
401 if (!azx_snoop(chip))
402 snoop |= INTEL_SCH_HDA_DEVC_NOSNOOP;
403 pci_write_config_word(chip->pci, INTEL_SCH_HDA_DEVC, snoop);
404 pci_read_config_word(chip->pci,
405 INTEL_SCH_HDA_DEVC, &snoop);
406 }
407 dev_dbg(chip->card->dev, "SCH snoop: %s\n",
408 (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP) ?
409 "Disabled" : "Enabled");
410 }
411}
412
413static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev);
414
415
416static int azx_position_check(struct azx *chip, struct azx_dev *azx_dev)
417{
418 int ok;
419
420 ok = azx_position_ok(chip, azx_dev);
421 if (ok == 1) {
422 azx_dev->irq_pending = 0;
423 return ok;
424 } else if (ok == 0 && chip->bus && chip->bus->workq) {
425
426 azx_dev->irq_pending = 1;
427 queue_work(chip->bus->workq, &chip->irq_pending_work);
428 }
429 return 0;
430}
431
432
433
434
435
436
437
438
439
440
441static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev)
442{
443 u32 wallclk;
444 unsigned int pos;
445
446 wallclk = azx_readl(chip, WALLCLK) - azx_dev->start_wallclk;
447 if (wallclk < (azx_dev->period_wallclk * 2) / 3)
448 return -1;
449
450 pos = azx_get_position(chip, azx_dev, true);
451
452 if (WARN_ONCE(!azx_dev->period_bytes,
453 "hda-intel: zero azx_dev->period_bytes"))
454 return -1;
455 if (wallclk < (azx_dev->period_wallclk * 5) / 4 &&
456 pos % azx_dev->period_bytes > azx_dev->period_bytes / 2)
457
458 return chip->bdl_pos_adj[chip->dev_index] ? 0 : -1;
459 azx_dev->start_wallclk += wallclk;
460 return 1;
461}
462
463
464
465
466static void azx_irq_pending_work(struct work_struct *work)
467{
468 struct azx *chip = container_of(work, struct azx, irq_pending_work);
469 int i, pending, ok;
470
471 if (!chip->irq_pending_warned) {
472 dev_info(chip->card->dev,
473 "IRQ timing workaround is activated for card #%d. Suggest a bigger bdl_pos_adj.\n",
474 chip->card->number);
475 chip->irq_pending_warned = 1;
476 }
477
478 for (;;) {
479 pending = 0;
480 spin_lock_irq(&chip->reg_lock);
481 for (i = 0; i < chip->num_streams; i++) {
482 struct azx_dev *azx_dev = &chip->azx_dev[i];
483 if (!azx_dev->irq_pending ||
484 !azx_dev->substream ||
485 !azx_dev->running)
486 continue;
487 ok = azx_position_ok(chip, azx_dev);
488 if (ok > 0) {
489 azx_dev->irq_pending = 0;
490 spin_unlock(&chip->reg_lock);
491 snd_pcm_period_elapsed(azx_dev->substream);
492 spin_lock(&chip->reg_lock);
493 } else if (ok < 0) {
494 pending = 0;
495 } else
496 pending++;
497 }
498 spin_unlock_irq(&chip->reg_lock);
499 if (!pending)
500 return;
501 msleep(1);
502 }
503}
504
505
506static void azx_clear_irq_pending(struct azx *chip)
507{
508 int i;
509
510 spin_lock_irq(&chip->reg_lock);
511 for (i = 0; i < chip->num_streams; i++)
512 chip->azx_dev[i].irq_pending = 0;
513 spin_unlock_irq(&chip->reg_lock);
514}
515
516static int azx_acquire_irq(struct azx *chip, int do_disconnect)
517{
518 if (request_irq(chip->pci->irq, azx_interrupt,
519 chip->msi ? 0 : IRQF_SHARED,
520 KBUILD_MODNAME, chip)) {
521 dev_err(chip->card->dev,
522 "unable to grab IRQ %d, disabling device\n",
523 chip->pci->irq);
524 if (do_disconnect)
525 snd_card_disconnect(chip->card);
526 return -1;
527 }
528 chip->irq = chip->pci->irq;
529 pci_intx(chip->pci, !chip->msi);
530 return 0;
531}
532
533#ifdef CONFIG_PM
534static DEFINE_MUTEX(card_list_lock);
535static LIST_HEAD(card_list);
536
537static void azx_add_card_list(struct azx *chip)
538{
539 mutex_lock(&card_list_lock);
540 list_add(&chip->list, &card_list);
541 mutex_unlock(&card_list_lock);
542}
543
544static void azx_del_card_list(struct azx *chip)
545{
546 mutex_lock(&card_list_lock);
547 list_del_init(&chip->list);
548 mutex_unlock(&card_list_lock);
549}
550
551
552static int param_set_xint(const char *val, const struct kernel_param *kp)
553{
554 struct azx *chip;
555 struct hda_codec *c;
556 int prev = power_save;
557 int ret = param_set_int(val, kp);
558
559 if (ret || prev == power_save)
560 return ret;
561
562 mutex_lock(&card_list_lock);
563 list_for_each_entry(chip, &card_list, list) {
564 if (!chip->bus || chip->disabled)
565 continue;
566 list_for_each_entry(c, &chip->bus->codec_list, list)
567 snd_hda_power_sync(c);
568 }
569 mutex_unlock(&card_list_lock);
570 return 0;
571}
572#else
573#define azx_add_card_list(chip)
574#define azx_del_card_list(chip)
575#endif
576
577#if defined(CONFIG_PM_SLEEP) || defined(SUPPORT_VGA_SWITCHEROO)
578
579
580
581static int azx_suspend(struct device *dev)
582{
583 struct pci_dev *pci = to_pci_dev(dev);
584 struct snd_card *card = dev_get_drvdata(dev);
585 struct azx *chip = card->private_data;
586 struct azx_pcm *p;
587
588 if (chip->disabled)
589 return 0;
590
591 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
592 azx_clear_irq_pending(chip);
593 list_for_each_entry(p, &chip->pcm_list, list)
594 snd_pcm_suspend_all(p->pcm);
595 if (chip->initialized)
596 snd_hda_suspend(chip->bus);
597 azx_stop_chip(chip);
598 azx_enter_link_reset(chip);
599 if (chip->irq >= 0) {
600 free_irq(chip->irq, chip);
601 chip->irq = -1;
602 }
603 if (chip->msi)
604 pci_disable_msi(chip->pci);
605 pci_disable_device(pci);
606 pci_save_state(pci);
607 pci_set_power_state(pci, PCI_D3hot);
608 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
609 hda_display_power(false);
610 return 0;
611}
612
613static int azx_resume(struct device *dev)
614{
615 struct pci_dev *pci = to_pci_dev(dev);
616 struct snd_card *card = dev_get_drvdata(dev);
617 struct azx *chip = card->private_data;
618
619 if (chip->disabled)
620 return 0;
621
622 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
623 hda_display_power(true);
624 pci_set_power_state(pci, PCI_D0);
625 pci_restore_state(pci);
626 if (pci_enable_device(pci) < 0) {
627 dev_err(chip->card->dev,
628 "pci_enable_device failed, disabling device\n");
629 snd_card_disconnect(card);
630 return -EIO;
631 }
632 pci_set_master(pci);
633 if (chip->msi)
634 if (pci_enable_msi(pci) < 0)
635 chip->msi = 0;
636 if (azx_acquire_irq(chip, 1) < 0)
637 return -EIO;
638 azx_init_pci(chip);
639
640 azx_init_chip(chip, true);
641
642 snd_hda_resume(chip->bus);
643 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
644 return 0;
645}
646#endif
647
648#ifdef CONFIG_PM_RUNTIME
649static int azx_runtime_suspend(struct device *dev)
650{
651 struct snd_card *card = dev_get_drvdata(dev);
652 struct azx *chip = card->private_data;
653
654 if (chip->disabled)
655 return 0;
656
657 if (!(chip->driver_caps & AZX_DCAPS_PM_RUNTIME))
658 return 0;
659
660
661 azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) |
662 STATESTS_INT_MASK);
663
664 azx_stop_chip(chip);
665 azx_enter_link_reset(chip);
666 azx_clear_irq_pending(chip);
667 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
668 hda_display_power(false);
669 return 0;
670}
671
672static int azx_runtime_resume(struct device *dev)
673{
674 struct snd_card *card = dev_get_drvdata(dev);
675 struct azx *chip = card->private_data;
676 struct hda_bus *bus;
677 struct hda_codec *codec;
678 int status;
679
680 if (chip->disabled)
681 return 0;
682
683 if (!(chip->driver_caps & AZX_DCAPS_PM_RUNTIME))
684 return 0;
685
686 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
687 hda_display_power(true);
688
689
690 status = azx_readw(chip, STATESTS);
691
692 azx_init_pci(chip);
693 azx_init_chip(chip, true);
694
695 bus = chip->bus;
696 if (status && bus) {
697 list_for_each_entry(codec, &bus->codec_list, list)
698 if (status & (1 << codec->addr))
699 queue_delayed_work(codec->bus->workq,
700 &codec->jackpoll_work, codec->jackpoll_interval);
701 }
702
703
704 azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) &
705 ~STATESTS_INT_MASK);
706
707 return 0;
708}
709
710static int azx_runtime_idle(struct device *dev)
711{
712 struct snd_card *card = dev_get_drvdata(dev);
713 struct azx *chip = card->private_data;
714
715 if (chip->disabled)
716 return 0;
717
718 if (!power_save_controller ||
719 !(chip->driver_caps & AZX_DCAPS_PM_RUNTIME))
720 return -EBUSY;
721
722 return 0;
723}
724
725#endif
726
727#ifdef CONFIG_PM
728static const struct dev_pm_ops azx_pm = {
729 SET_SYSTEM_SLEEP_PM_OPS(azx_suspend, azx_resume)
730 SET_RUNTIME_PM_OPS(azx_runtime_suspend, azx_runtime_resume, azx_runtime_idle)
731};
732
733#define AZX_PM_OPS &azx_pm
734#else
735#define AZX_PM_OPS NULL
736#endif
737
738
739
740
741
742static int azx_halt(struct notifier_block *nb, unsigned long event, void *buf)
743{
744 struct azx *chip = container_of(nb, struct azx, reboot_notifier);
745 snd_hda_bus_reboot_notify(chip->bus);
746 azx_stop_chip(chip);
747 return NOTIFY_OK;
748}
749
750static void azx_notifier_register(struct azx *chip)
751{
752 chip->reboot_notifier.notifier_call = azx_halt;
753 register_reboot_notifier(&chip->reboot_notifier);
754}
755
756static void azx_notifier_unregister(struct azx *chip)
757{
758 if (chip->reboot_notifier.notifier_call)
759 unregister_reboot_notifier(&chip->reboot_notifier);
760}
761
762static int azx_probe_continue(struct azx *chip);
763
764#ifdef SUPPORT_VGA_SWITCHEROO
765static struct pci_dev *get_bound_vga(struct pci_dev *pci);
766
767static void azx_vs_set_state(struct pci_dev *pci,
768 enum vga_switcheroo_state state)
769{
770 struct snd_card *card = pci_get_drvdata(pci);
771 struct azx *chip = card->private_data;
772 bool disabled;
773
774 wait_for_completion(&chip->probe_wait);
775 if (chip->init_failed)
776 return;
777
778 disabled = (state == VGA_SWITCHEROO_OFF);
779 if (chip->disabled == disabled)
780 return;
781
782 if (!chip->bus) {
783 chip->disabled = disabled;
784 if (!disabled) {
785 dev_info(chip->card->dev,
786 "Start delayed initialization\n");
787 if (azx_probe_continue(chip) < 0) {
788 dev_err(chip->card->dev, "initialization error\n");
789 chip->init_failed = true;
790 }
791 }
792 } else {
793 dev_info(chip->card->dev, "%s via VGA-switcheroo\n",
794 disabled ? "Disabling" : "Enabling");
795 if (disabled) {
796 pm_runtime_put_sync_suspend(card->dev);
797 azx_suspend(card->dev);
798
799
800
801 pci->current_state = PCI_D3cold;
802 chip->disabled = true;
803 if (snd_hda_lock_devices(chip->bus))
804 dev_warn(chip->card->dev,
805 "Cannot lock devices!\n");
806 } else {
807 snd_hda_unlock_devices(chip->bus);
808 pm_runtime_get_noresume(card->dev);
809 chip->disabled = false;
810 azx_resume(card->dev);
811 }
812 }
813}
814
815static bool azx_vs_can_switch(struct pci_dev *pci)
816{
817 struct snd_card *card = pci_get_drvdata(pci);
818 struct azx *chip = card->private_data;
819
820 wait_for_completion(&chip->probe_wait);
821 if (chip->init_failed)
822 return false;
823 if (chip->disabled || !chip->bus)
824 return true;
825 if (snd_hda_lock_devices(chip->bus))
826 return false;
827 snd_hda_unlock_devices(chip->bus);
828 return true;
829}
830
831static void init_vga_switcheroo(struct azx *chip)
832{
833 struct pci_dev *p = get_bound_vga(chip->pci);
834 if (p) {
835 dev_info(chip->card->dev,
836 "Handle VGA-switcheroo audio client\n");
837 chip->use_vga_switcheroo = 1;
838 pci_dev_put(p);
839 }
840}
841
842static const struct vga_switcheroo_client_ops azx_vs_ops = {
843 .set_gpu_state = azx_vs_set_state,
844 .can_switch = azx_vs_can_switch,
845};
846
847static int register_vga_switcheroo(struct azx *chip)
848{
849 int err;
850
851 if (!chip->use_vga_switcheroo)
852 return 0;
853
854
855
856 err = vga_switcheroo_register_audio_client(chip->pci, &azx_vs_ops,
857 VGA_SWITCHEROO_DIS,
858 chip->bus != NULL);
859 if (err < 0)
860 return err;
861 chip->vga_switcheroo_registered = 1;
862
863
864 vga_switcheroo_init_domain_pm_optimus_hdmi_audio(chip->card->dev,
865 &chip->hdmi_pm_domain);
866 return 0;
867}
868#else
869#define init_vga_switcheroo(chip)
870#define register_vga_switcheroo(chip) 0
871#define check_hdmi_disabled(pci) false
872#endif
873
874
875
876
877static int azx_free(struct azx *chip)
878{
879 struct pci_dev *pci = chip->pci;
880 int i;
881
882 if ((chip->driver_caps & AZX_DCAPS_PM_RUNTIME)
883 && chip->running)
884 pm_runtime_get_noresume(&pci->dev);
885
886 azx_del_card_list(chip);
887
888 azx_notifier_unregister(chip);
889
890 chip->init_failed = 1;
891 complete_all(&chip->probe_wait);
892
893 if (use_vga_switcheroo(chip)) {
894 if (chip->disabled && chip->bus)
895 snd_hda_unlock_devices(chip->bus);
896 if (chip->vga_switcheroo_registered)
897 vga_switcheroo_unregister_client(chip->pci);
898 }
899
900 if (chip->initialized) {
901 azx_clear_irq_pending(chip);
902 for (i = 0; i < chip->num_streams; i++)
903 azx_stream_stop(chip, &chip->azx_dev[i]);
904 azx_stop_chip(chip);
905 }
906
907 if (chip->irq >= 0)
908 free_irq(chip->irq, (void*)chip);
909 if (chip->msi)
910 pci_disable_msi(chip->pci);
911 if (chip->remap_addr)
912 iounmap(chip->remap_addr);
913
914 azx_free_stream_pages(chip);
915 if (chip->region_requested)
916 pci_release_regions(chip->pci);
917 pci_disable_device(chip->pci);
918 kfree(chip->azx_dev);
919#ifdef CONFIG_SND_HDA_PATCH_LOADER
920 if (chip->fw)
921 release_firmware(chip->fw);
922#endif
923 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) {
924 hda_display_power(false);
925 hda_i915_exit();
926 }
927 kfree(chip);
928
929 return 0;
930}
931
932static int azx_dev_free(struct snd_device *device)
933{
934 return azx_free(device->device_data);
935}
936
937#ifdef SUPPORT_VGA_SWITCHEROO
938
939
940
941static struct pci_dev *get_bound_vga(struct pci_dev *pci)
942{
943 struct pci_dev *p;
944
945
946 switch (pci->vendor) {
947 case PCI_VENDOR_ID_ATI:
948 case PCI_VENDOR_ID_AMD:
949 case PCI_VENDOR_ID_NVIDIA:
950 if (pci->devfn == 1) {
951 p = pci_get_domain_bus_and_slot(pci_domain_nr(pci->bus),
952 pci->bus->number, 0);
953 if (p) {
954 if ((p->class >> 8) == PCI_CLASS_DISPLAY_VGA)
955 return p;
956 pci_dev_put(p);
957 }
958 }
959 break;
960 }
961 return NULL;
962}
963
964static bool check_hdmi_disabled(struct pci_dev *pci)
965{
966 bool vga_inactive = false;
967 struct pci_dev *p = get_bound_vga(pci);
968
969 if (p) {
970 if (vga_switcheroo_get_client_state(p) == VGA_SWITCHEROO_OFF)
971 vga_inactive = true;
972 pci_dev_put(p);
973 }
974 return vga_inactive;
975}
976#endif
977
978
979
980
981static struct snd_pci_quirk position_fix_list[] = {
982 SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_LPIB),
983 SND_PCI_QUIRK(0x1028, 0x01de, "Dell Precision 390", POS_FIX_LPIB),
984 SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPIB),
985 SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB),
986 SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB),
987 SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS M2V", POS_FIX_LPIB),
988 SND_PCI_QUIRK(0x104d, 0x9069, "Sony VPCS11V9E", POS_FIX_LPIB),
989 SND_PCI_QUIRK(0x10de, 0xcb89, "Macbook Pro 7,1", POS_FIX_LPIB),
990 SND_PCI_QUIRK(0x1297, 0x3166, "Shuttle", POS_FIX_LPIB),
991 SND_PCI_QUIRK(0x1458, 0xa022, "ga-ma770-ud3", POS_FIX_LPIB),
992 SND_PCI_QUIRK(0x1462, 0x1002, "MSI Wind U115", POS_FIX_LPIB),
993 SND_PCI_QUIRK(0x1565, 0x8218, "Biostar Microtech", POS_FIX_LPIB),
994 SND_PCI_QUIRK(0x1849, 0x0888, "775Dual-VSTA", POS_FIX_LPIB),
995 SND_PCI_QUIRK(0x8086, 0x2503, "DG965OT AAD63733-203", POS_FIX_LPIB),
996 {}
997};
998
999static int check_position_fix(struct azx *chip, int fix)
1000{
1001 const struct snd_pci_quirk *q;
1002
1003 switch (fix) {
1004 case POS_FIX_AUTO:
1005 case POS_FIX_LPIB:
1006 case POS_FIX_POSBUF:
1007 case POS_FIX_VIACOMBO:
1008 case POS_FIX_COMBO:
1009 return fix;
1010 }
1011
1012 q = snd_pci_quirk_lookup(chip->pci, position_fix_list);
1013 if (q) {
1014 dev_info(chip->card->dev,
1015 "position_fix set to %d for device %04x:%04x\n",
1016 q->value, q->subvendor, q->subdevice);
1017 return q->value;
1018 }
1019
1020
1021 if (chip->driver_caps & AZX_DCAPS_POSFIX_VIA) {
1022 dev_dbg(chip->card->dev, "Using VIACOMBO position fix\n");
1023 return POS_FIX_VIACOMBO;
1024 }
1025 if (chip->driver_caps & AZX_DCAPS_POSFIX_LPIB) {
1026 dev_dbg(chip->card->dev, "Using LPIB position fix\n");
1027 return POS_FIX_LPIB;
1028 }
1029 return POS_FIX_AUTO;
1030}
1031
1032
1033
1034
1035static struct snd_pci_quirk probe_mask_list[] = {
1036
1037
1038
1039 SND_PCI_QUIRK(0x1014, 0x05b7, "Thinkpad Z60", 0x01),
1040 SND_PCI_QUIRK(0x17aa, 0x2010, "Thinkpad X/T/R60", 0x01),
1041 SND_PCI_QUIRK(0x17aa, 0x20ac, "Thinkpad X/T/R61", 0x01),
1042
1043 SND_PCI_QUIRK(0x1028, 0x20ac, "Dell Studio Desktop", 0x01),
1044
1045 SND_PCI_QUIRK(0x17c0, 0x4085, "Medion MD96630", 0x01),
1046
1047 SND_PCI_QUIRK(0x1043, 0x1262, "ASUS W5Fm", 0x103),
1048 SND_PCI_QUIRK(0x1046, 0x1262, "ASUS W5F", 0x103),
1049
1050 SND_PCI_QUIRK(0x3a21, 0x040d, "WinFast VP200 H", 0x101),
1051 {}
1052};
1053
1054#define AZX_FORCE_CODEC_MASK 0x100
1055
1056static void check_probe_mask(struct azx *chip, int dev)
1057{
1058 const struct snd_pci_quirk *q;
1059
1060 chip->codec_probe_mask = probe_mask[dev];
1061 if (chip->codec_probe_mask == -1) {
1062 q = snd_pci_quirk_lookup(chip->pci, probe_mask_list);
1063 if (q) {
1064 dev_info(chip->card->dev,
1065 "probe_mask set to 0x%x for device %04x:%04x\n",
1066 q->value, q->subvendor, q->subdevice);
1067 chip->codec_probe_mask = q->value;
1068 }
1069 }
1070
1071
1072 if (chip->codec_probe_mask != -1 &&
1073 (chip->codec_probe_mask & AZX_FORCE_CODEC_MASK)) {
1074 chip->codec_mask = chip->codec_probe_mask & 0xff;
1075 dev_info(chip->card->dev, "codec_mask forced to 0x%x\n",
1076 chip->codec_mask);
1077 }
1078}
1079
1080
1081
1082
1083static struct snd_pci_quirk msi_black_list[] = {
1084 SND_PCI_QUIRK(0x103c, 0x2191, "HP", 0),
1085 SND_PCI_QUIRK(0x103c, 0x2192, "HP", 0),
1086 SND_PCI_QUIRK(0x103c, 0x21f7, "HP", 0),
1087 SND_PCI_QUIRK(0x103c, 0x21fa, "HP", 0),
1088 SND_PCI_QUIRK(0x1043, 0x81f2, "ASUS", 0),
1089 SND_PCI_QUIRK(0x1043, 0x81f6, "ASUS", 0),
1090 SND_PCI_QUIRK(0x1043, 0x822d, "ASUS", 0),
1091 SND_PCI_QUIRK(0x1179, 0xfb44, "Toshiba Satellite C870", 0),
1092 SND_PCI_QUIRK(0x1849, 0x0888, "ASRock", 0),
1093 SND_PCI_QUIRK(0xa0a0, 0x0575, "Aopen MZ915-M", 0),
1094 {}
1095};
1096
1097static void check_msi(struct azx *chip)
1098{
1099 const struct snd_pci_quirk *q;
1100
1101 if (enable_msi >= 0) {
1102 chip->msi = !!enable_msi;
1103 return;
1104 }
1105 chip->msi = 1;
1106 q = snd_pci_quirk_lookup(chip->pci, msi_black_list);
1107 if (q) {
1108 dev_info(chip->card->dev,
1109 "msi for device %04x:%04x set to %d\n",
1110 q->subvendor, q->subdevice, q->value);
1111 chip->msi = q->value;
1112 return;
1113 }
1114
1115
1116 if (chip->driver_caps & AZX_DCAPS_NO_MSI) {
1117 dev_info(chip->card->dev, "Disabling MSI\n");
1118 chip->msi = 0;
1119 }
1120}
1121
1122
1123static void azx_check_snoop_available(struct azx *chip)
1124{
1125 bool snoop = chip->snoop;
1126
1127 switch (chip->driver_type) {
1128 case AZX_DRIVER_VIA:
1129
1130
1131
1132 if (snoop) {
1133 u8 val;
1134 pci_read_config_byte(chip->pci, 0x42, &val);
1135 if (!(val & 0x80) && chip->pci->revision == 0x30)
1136 snoop = false;
1137 }
1138 break;
1139 case AZX_DRIVER_ATIHDMI_NS:
1140
1141 snoop = false;
1142 break;
1143 case AZX_DRIVER_CTHDA:
1144 snoop = false;
1145 break;
1146 }
1147
1148 if (snoop != chip->snoop) {
1149 dev_info(chip->card->dev, "Force to %s mode\n",
1150 snoop ? "snoop" : "non-snoop");
1151 chip->snoop = snoop;
1152 }
1153}
1154
1155static void azx_probe_work(struct work_struct *work)
1156{
1157 azx_probe_continue(container_of(work, struct azx, probe_work));
1158}
1159
1160
1161
1162
1163static int azx_create(struct snd_card *card, struct pci_dev *pci,
1164 int dev, unsigned int driver_caps,
1165 const struct hda_controller_ops *hda_ops,
1166 struct azx **rchip)
1167{
1168 static struct snd_device_ops ops = {
1169 .dev_free = azx_dev_free,
1170 };
1171 struct azx *chip;
1172 int err;
1173
1174 *rchip = NULL;
1175
1176 err = pci_enable_device(pci);
1177 if (err < 0)
1178 return err;
1179
1180 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
1181 if (!chip) {
1182 dev_err(card->dev, "Cannot allocate chip\n");
1183 pci_disable_device(pci);
1184 return -ENOMEM;
1185 }
1186
1187 spin_lock_init(&chip->reg_lock);
1188 mutex_init(&chip->open_mutex);
1189 chip->card = card;
1190 chip->pci = pci;
1191 chip->ops = hda_ops;
1192 chip->irq = -1;
1193 chip->driver_caps = driver_caps;
1194 chip->driver_type = driver_caps & 0xff;
1195 check_msi(chip);
1196 chip->dev_index = dev;
1197 chip->jackpoll_ms = jackpoll_ms;
1198 INIT_WORK(&chip->irq_pending_work, azx_irq_pending_work);
1199 INIT_LIST_HEAD(&chip->pcm_list);
1200 INIT_LIST_HEAD(&chip->list);
1201 init_vga_switcheroo(chip);
1202 init_completion(&chip->probe_wait);
1203
1204 chip->position_fix[0] = chip->position_fix[1] =
1205 check_position_fix(chip, position_fix[dev]);
1206
1207 if (chip->position_fix[0] == POS_FIX_COMBO) {
1208 chip->position_fix[0] = POS_FIX_LPIB;
1209 chip->position_fix[1] = POS_FIX_AUTO;
1210 }
1211
1212 check_probe_mask(chip, dev);
1213
1214 chip->single_cmd = single_cmd;
1215 chip->snoop = hda_snoop;
1216 azx_check_snoop_available(chip);
1217
1218 if (bdl_pos_adj[dev] < 0) {
1219 switch (chip->driver_type) {
1220 case AZX_DRIVER_ICH:
1221 case AZX_DRIVER_PCH:
1222 bdl_pos_adj[dev] = 1;
1223 break;
1224 default:
1225 bdl_pos_adj[dev] = 32;
1226 break;
1227 }
1228 }
1229 chip->bdl_pos_adj = bdl_pos_adj;
1230
1231 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
1232 if (err < 0) {
1233 dev_err(card->dev, "Error creating device [card]!\n");
1234 azx_free(chip);
1235 return err;
1236 }
1237
1238
1239 INIT_WORK(&chip->probe_work, azx_probe_work);
1240
1241 *rchip = chip;
1242
1243 return 0;
1244}
1245
1246static int azx_first_init(struct azx *chip)
1247{
1248 int dev = chip->dev_index;
1249 struct pci_dev *pci = chip->pci;
1250 struct snd_card *card = chip->card;
1251 int err;
1252 unsigned short gcap;
1253
1254#if BITS_PER_LONG != 64
1255
1256 if (chip->driver_type == AZX_DRIVER_ULI) {
1257 u16 tmp3;
1258 pci_read_config_word(pci, 0x40, &tmp3);
1259 pci_write_config_word(pci, 0x40, tmp3 | 0x10);
1260 pci_write_config_dword(pci, PCI_BASE_ADDRESS_1, 0);
1261 }
1262#endif
1263
1264 err = pci_request_regions(pci, "ICH HD audio");
1265 if (err < 0)
1266 return err;
1267 chip->region_requested = 1;
1268
1269 chip->addr = pci_resource_start(pci, 0);
1270 chip->remap_addr = pci_ioremap_bar(pci, 0);
1271 if (chip->remap_addr == NULL) {
1272 dev_err(card->dev, "ioremap error\n");
1273 return -ENXIO;
1274 }
1275
1276 if (chip->msi)
1277 if (pci_enable_msi(pci) < 0)
1278 chip->msi = 0;
1279
1280 if (azx_acquire_irq(chip, 0) < 0)
1281 return -EBUSY;
1282
1283 pci_set_master(pci);
1284 synchronize_irq(chip->irq);
1285
1286 gcap = azx_readw(chip, GCAP);
1287 dev_dbg(card->dev, "chipset global capabilities = 0x%x\n", gcap);
1288
1289
1290 if (chip->pci->vendor == PCI_VENDOR_ID_ATI) {
1291 struct pci_dev *p_smbus;
1292 p_smbus = pci_get_device(PCI_VENDOR_ID_ATI,
1293 PCI_DEVICE_ID_ATI_SBX00_SMBUS,
1294 NULL);
1295 if (p_smbus) {
1296 if (p_smbus->revision < 0x30)
1297 gcap &= ~ICH6_GCAP_64OK;
1298 pci_dev_put(p_smbus);
1299 }
1300 }
1301
1302
1303 if (chip->driver_caps & AZX_DCAPS_NO_64BIT) {
1304 dev_dbg(card->dev, "Disabling 64bit DMA\n");
1305 gcap &= ~ICH6_GCAP_64OK;
1306 }
1307
1308
1309 if (align_buffer_size >= 0)
1310 chip->align_buffer_size = !!align_buffer_size;
1311 else {
1312 if (chip->driver_caps & AZX_DCAPS_BUFSIZE)
1313 chip->align_buffer_size = 0;
1314 else if (chip->driver_caps & AZX_DCAPS_ALIGN_BUFSIZE)
1315 chip->align_buffer_size = 1;
1316 else
1317 chip->align_buffer_size = 1;
1318 }
1319
1320
1321 if ((gcap & ICH6_GCAP_64OK) && !pci_set_dma_mask(pci, DMA_BIT_MASK(64)))
1322 pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(64));
1323 else {
1324 pci_set_dma_mask(pci, DMA_BIT_MASK(32));
1325 pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(32));
1326 }
1327
1328
1329
1330
1331 chip->capture_streams = (gcap >> 8) & 0x0f;
1332 chip->playback_streams = (gcap >> 12) & 0x0f;
1333 if (!chip->playback_streams && !chip->capture_streams) {
1334
1335
1336 switch (chip->driver_type) {
1337 case AZX_DRIVER_ULI:
1338 chip->playback_streams = ULI_NUM_PLAYBACK;
1339 chip->capture_streams = ULI_NUM_CAPTURE;
1340 break;
1341 case AZX_DRIVER_ATIHDMI:
1342 case AZX_DRIVER_ATIHDMI_NS:
1343 chip->playback_streams = ATIHDMI_NUM_PLAYBACK;
1344 chip->capture_streams = ATIHDMI_NUM_CAPTURE;
1345 break;
1346 case AZX_DRIVER_GENERIC:
1347 default:
1348 chip->playback_streams = ICH6_NUM_PLAYBACK;
1349 chip->capture_streams = ICH6_NUM_CAPTURE;
1350 break;
1351 }
1352 }
1353 chip->capture_index_offset = 0;
1354 chip->playback_index_offset = chip->capture_streams;
1355 chip->num_streams = chip->playback_streams + chip->capture_streams;
1356 chip->azx_dev = kcalloc(chip->num_streams, sizeof(*chip->azx_dev),
1357 GFP_KERNEL);
1358 if (!chip->azx_dev) {
1359 dev_err(card->dev, "cannot malloc azx_dev\n");
1360 return -ENOMEM;
1361 }
1362
1363 err = azx_alloc_stream_pages(chip);
1364 if (err < 0)
1365 return err;
1366
1367
1368 azx_init_stream(chip);
1369
1370
1371
1372
1373 if (pci->vendor == 0x8086 && pci->device == 0x160c)
1374 chip->azx_dev[0].opened = 1;
1375
1376
1377 azx_init_pci(chip);
1378 azx_init_chip(chip, (probe_only[dev] & 2) == 0);
1379
1380
1381 if (!chip->codec_mask) {
1382 dev_err(card->dev, "no codecs found!\n");
1383 return -ENODEV;
1384 }
1385
1386 strcpy(card->driver, "HDA-Intel");
1387 strlcpy(card->shortname, driver_short_names[chip->driver_type],
1388 sizeof(card->shortname));
1389 snprintf(card->longname, sizeof(card->longname),
1390 "%s at 0x%lx irq %i",
1391 card->shortname, chip->addr, chip->irq);
1392
1393 return 0;
1394}
1395
1396static void power_down_all_codecs(struct azx *chip)
1397{
1398#ifdef CONFIG_PM
1399
1400
1401
1402 struct hda_codec *codec;
1403 list_for_each_entry(codec, &chip->bus->codec_list, list) {
1404 snd_hda_power_down(codec);
1405 }
1406#endif
1407}
1408
1409#ifdef CONFIG_SND_HDA_PATCH_LOADER
1410
1411static void azx_firmware_cb(const struct firmware *fw, void *context)
1412{
1413 struct snd_card *card = context;
1414 struct azx *chip = card->private_data;
1415 struct pci_dev *pci = chip->pci;
1416
1417 if (!fw) {
1418 dev_err(card->dev, "Cannot load firmware, aborting\n");
1419 goto error;
1420 }
1421
1422 chip->fw = fw;
1423 if (!chip->disabled) {
1424
1425 if (azx_probe_continue(chip))
1426 goto error;
1427 }
1428 return;
1429
1430 error:
1431 snd_card_free(card);
1432 pci_set_drvdata(pci, NULL);
1433}
1434#endif
1435
1436
1437
1438
1439
1440
1441static void pci_azx_writel(u32 value, u32 __iomem *addr)
1442{
1443 writel(value, addr);
1444}
1445
1446static u32 pci_azx_readl(u32 __iomem *addr)
1447{
1448 return readl(addr);
1449}
1450
1451static void pci_azx_writew(u16 value, u16 __iomem *addr)
1452{
1453 writew(value, addr);
1454}
1455
1456static u16 pci_azx_readw(u16 __iomem *addr)
1457{
1458 return readw(addr);
1459}
1460
1461static void pci_azx_writeb(u8 value, u8 __iomem *addr)
1462{
1463 writeb(value, addr);
1464}
1465
1466static u8 pci_azx_readb(u8 __iomem *addr)
1467{
1468 return readb(addr);
1469}
1470
1471static int disable_msi_reset_irq(struct azx *chip)
1472{
1473 int err;
1474
1475 free_irq(chip->irq, chip);
1476 chip->irq = -1;
1477 pci_disable_msi(chip->pci);
1478 chip->msi = 0;
1479 err = azx_acquire_irq(chip, 1);
1480 if (err < 0)
1481 return err;
1482
1483 return 0;
1484}
1485
1486
1487static int dma_alloc_pages(struct azx *chip,
1488 int type,
1489 size_t size,
1490 struct snd_dma_buffer *buf)
1491{
1492 int err;
1493
1494 err = snd_dma_alloc_pages(type,
1495 chip->card->dev,
1496 size, buf);
1497 if (err < 0)
1498 return err;
1499 mark_pages_wc(chip, buf, true);
1500 return 0;
1501}
1502
1503static void dma_free_pages(struct azx *chip, struct snd_dma_buffer *buf)
1504{
1505 mark_pages_wc(chip, buf, false);
1506 snd_dma_free_pages(buf);
1507}
1508
1509static int substream_alloc_pages(struct azx *chip,
1510 struct snd_pcm_substream *substream,
1511 size_t size)
1512{
1513 struct azx_dev *azx_dev = get_azx_dev(substream);
1514 int ret;
1515
1516 mark_runtime_wc(chip, azx_dev, substream, false);
1517 azx_dev->bufsize = 0;
1518 azx_dev->period_bytes = 0;
1519 azx_dev->format_val = 0;
1520 ret = snd_pcm_lib_malloc_pages(substream, size);
1521 if (ret < 0)
1522 return ret;
1523 mark_runtime_wc(chip, azx_dev, substream, true);
1524 return 0;
1525}
1526
1527static int substream_free_pages(struct azx *chip,
1528 struct snd_pcm_substream *substream)
1529{
1530 struct azx_dev *azx_dev = get_azx_dev(substream);
1531 mark_runtime_wc(chip, azx_dev, substream, false);
1532 return snd_pcm_lib_free_pages(substream);
1533}
1534
1535static void pcm_mmap_prepare(struct snd_pcm_substream *substream,
1536 struct vm_area_struct *area)
1537{
1538#ifdef CONFIG_X86
1539 struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
1540 struct azx *chip = apcm->chip;
1541 if (!azx_snoop(chip))
1542 area->vm_page_prot = pgprot_writecombine(area->vm_page_prot);
1543#endif
1544}
1545
1546static const struct hda_controller_ops pci_hda_ops = {
1547 .reg_writel = pci_azx_writel,
1548 .reg_readl = pci_azx_readl,
1549 .reg_writew = pci_azx_writew,
1550 .reg_readw = pci_azx_readw,
1551 .reg_writeb = pci_azx_writeb,
1552 .reg_readb = pci_azx_readb,
1553 .disable_msi_reset_irq = disable_msi_reset_irq,
1554 .dma_alloc_pages = dma_alloc_pages,
1555 .dma_free_pages = dma_free_pages,
1556 .substream_alloc_pages = substream_alloc_pages,
1557 .substream_free_pages = substream_free_pages,
1558 .pcm_mmap_prepare = pcm_mmap_prepare,
1559 .position_check = azx_position_check,
1560};
1561
1562static int azx_probe(struct pci_dev *pci,
1563 const struct pci_device_id *pci_id)
1564{
1565 static int dev;
1566 struct snd_card *card;
1567 struct azx *chip;
1568 bool schedule_probe;
1569 int err;
1570
1571 if (dev >= SNDRV_CARDS)
1572 return -ENODEV;
1573 if (!enable[dev]) {
1574 dev++;
1575 return -ENOENT;
1576 }
1577
1578 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
1579 0, &card);
1580 if (err < 0) {
1581 dev_err(&pci->dev, "Error creating card!\n");
1582 return err;
1583 }
1584
1585 err = azx_create(card, pci, dev, pci_id->driver_data,
1586 &pci_hda_ops, &chip);
1587 if (err < 0)
1588 goto out_free;
1589 card->private_data = chip;
1590
1591 pci_set_drvdata(pci, card);
1592
1593 err = register_vga_switcheroo(chip);
1594 if (err < 0) {
1595 dev_err(card->dev, "Error registering VGA-switcheroo client\n");
1596 goto out_free;
1597 }
1598
1599 if (check_hdmi_disabled(pci)) {
1600 dev_info(card->dev, "VGA controller is disabled\n");
1601 dev_info(card->dev, "Delaying initialization\n");
1602 chip->disabled = true;
1603 }
1604
1605 schedule_probe = !chip->disabled;
1606
1607#ifdef CONFIG_SND_HDA_PATCH_LOADER
1608 if (patch[dev] && *patch[dev]) {
1609 dev_info(card->dev, "Applying patch firmware '%s'\n",
1610 patch[dev]);
1611 err = request_firmware_nowait(THIS_MODULE, true, patch[dev],
1612 &pci->dev, GFP_KERNEL, card,
1613 azx_firmware_cb);
1614 if (err < 0)
1615 goto out_free;
1616 schedule_probe = false;
1617 }
1618#endif
1619
1620#ifndef CONFIG_SND_HDA_I915
1621 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
1622 dev_err(card->dev, "Haswell must build in CONFIG_SND_HDA_I915\n");
1623#endif
1624
1625 if (schedule_probe)
1626 schedule_work(&chip->probe_work);
1627
1628 dev++;
1629 if (chip->disabled)
1630 complete_all(&chip->probe_wait);
1631 return 0;
1632
1633out_free:
1634 snd_card_free(card);
1635 return err;
1636}
1637
1638
1639static unsigned int azx_max_codecs[AZX_NUM_DRIVERS] = {
1640 [AZX_DRIVER_NVIDIA] = 8,
1641 [AZX_DRIVER_TERA] = 1,
1642};
1643
1644static int azx_probe_continue(struct azx *chip)
1645{
1646 struct pci_dev *pci = chip->pci;
1647 int dev = chip->dev_index;
1648 int err;
1649
1650
1651 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) {
1652#ifdef CONFIG_SND_HDA_I915
1653 err = hda_i915_init();
1654 if (err < 0) {
1655 dev_err(chip->card->dev,
1656 "Error request power-well from i915\n");
1657 goto out_free;
1658 }
1659#endif
1660 hda_display_power(true);
1661 }
1662
1663 err = azx_first_init(chip);
1664 if (err < 0)
1665 goto out_free;
1666
1667#ifdef CONFIG_SND_HDA_INPUT_BEEP
1668 chip->beep_mode = beep_mode[dev];
1669#endif
1670
1671
1672 err = azx_codec_create(chip, model[dev],
1673 azx_max_codecs[chip->driver_type],
1674 power_save_addr);
1675
1676 if (err < 0)
1677 goto out_free;
1678#ifdef CONFIG_SND_HDA_PATCH_LOADER
1679 if (chip->fw) {
1680 err = snd_hda_load_patch(chip->bus, chip->fw->size,
1681 chip->fw->data);
1682 if (err < 0)
1683 goto out_free;
1684#ifndef CONFIG_PM
1685 release_firmware(chip->fw);
1686 chip->fw = NULL;
1687#endif
1688 }
1689#endif
1690 if ((probe_only[dev] & 1) == 0) {
1691 err = azx_codec_configure(chip);
1692 if (err < 0)
1693 goto out_free;
1694 }
1695
1696
1697 err = snd_hda_build_pcms(chip->bus);
1698 if (err < 0)
1699 goto out_free;
1700
1701
1702 err = azx_mixer_create(chip);
1703 if (err < 0)
1704 goto out_free;
1705
1706 err = snd_card_register(chip->card);
1707 if (err < 0)
1708 goto out_free;
1709
1710 chip->running = 1;
1711 power_down_all_codecs(chip);
1712 azx_notifier_register(chip);
1713 azx_add_card_list(chip);
1714 if ((chip->driver_caps & AZX_DCAPS_PM_RUNTIME) || chip->use_vga_switcheroo)
1715 pm_runtime_put_noidle(&pci->dev);
1716
1717out_free:
1718 if (err < 0)
1719 chip->init_failed = 1;
1720 complete_all(&chip->probe_wait);
1721 return err;
1722}
1723
1724static void azx_remove(struct pci_dev *pci)
1725{
1726 struct snd_card *card = pci_get_drvdata(pci);
1727
1728 if (card)
1729 snd_card_free(card);
1730}
1731
1732
1733static DEFINE_PCI_DEVICE_TABLE(azx_ids) = {
1734
1735 { PCI_DEVICE(0x8086, 0x1c20),
1736 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM },
1737
1738 { PCI_DEVICE(0x8086, 0x1d20),
1739 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM },
1740
1741 { PCI_DEVICE(0x8086, 0x1e20),
1742 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1743
1744 { PCI_DEVICE(0x8086, 0x8c20),
1745 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1746
1747 { PCI_DEVICE(0x8086, 0x8ca0),
1748 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1749
1750 { PCI_DEVICE(0x8086, 0x8d20),
1751 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1752 { PCI_DEVICE(0x8086, 0x8d21),
1753 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1754
1755 { PCI_DEVICE(0x8086, 0x9c20),
1756 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1757
1758 { PCI_DEVICE(0x8086, 0x9c21),
1759 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1760
1761 { PCI_DEVICE(0x8086, 0x9ca0),
1762 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1763
1764 { PCI_DEVICE(0x8086, 0x0a0c),
1765 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },
1766 { PCI_DEVICE(0x8086, 0x0c0c),
1767 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },
1768 { PCI_DEVICE(0x8086, 0x0d0c),
1769 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },
1770
1771 { PCI_DEVICE(0x8086, 0x160c),
1772 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },
1773
1774 { PCI_DEVICE(0x8086, 0x3b56),
1775 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM },
1776
1777 { PCI_DEVICE(0x8086, 0x811b),
1778 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM },
1779
1780 { PCI_DEVICE(0x8086, 0x080a),
1781 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM },
1782
1783 { PCI_DEVICE(0x8086, 0x0f04),
1784 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM },
1785
1786 { PCI_DEVICE(0x8086, 0x2668),
1787 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC |
1788 AZX_DCAPS_BUFSIZE },
1789 { PCI_DEVICE(0x8086, 0x27d8),
1790 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC |
1791 AZX_DCAPS_BUFSIZE },
1792 { PCI_DEVICE(0x8086, 0x269a),
1793 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC |
1794 AZX_DCAPS_BUFSIZE },
1795 { PCI_DEVICE(0x8086, 0x284b),
1796 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC |
1797 AZX_DCAPS_BUFSIZE },
1798 { PCI_DEVICE(0x8086, 0x293e),
1799 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC |
1800 AZX_DCAPS_BUFSIZE },
1801 { PCI_DEVICE(0x8086, 0x293f),
1802 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC |
1803 AZX_DCAPS_BUFSIZE },
1804 { PCI_DEVICE(0x8086, 0x3a3e),
1805 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC |
1806 AZX_DCAPS_BUFSIZE },
1807 { PCI_DEVICE(0x8086, 0x3a6e),
1808 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC |
1809 AZX_DCAPS_BUFSIZE },
1810
1811 { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_ANY_ID),
1812 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
1813 .class_mask = 0xffffff,
1814 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_BUFSIZE },
1815
1816 { PCI_DEVICE(0x1002, 0x437b),
1817 .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB },
1818 { PCI_DEVICE(0x1002, 0x4383),
1819 .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB },
1820
1821 { PCI_DEVICE(0x1022, 0x780d),
1822 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB },
1823
1824 { PCI_DEVICE(0x1002, 0x793b),
1825 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1826 { PCI_DEVICE(0x1002, 0x7919),
1827 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1828 { PCI_DEVICE(0x1002, 0x960f),
1829 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1830 { PCI_DEVICE(0x1002, 0x970f),
1831 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1832 { PCI_DEVICE(0x1002, 0xaa00),
1833 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1834 { PCI_DEVICE(0x1002, 0xaa08),
1835 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1836 { PCI_DEVICE(0x1002, 0xaa10),
1837 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1838 { PCI_DEVICE(0x1002, 0xaa18),
1839 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1840 { PCI_DEVICE(0x1002, 0xaa20),
1841 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1842 { PCI_DEVICE(0x1002, 0xaa28),
1843 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1844 { PCI_DEVICE(0x1002, 0xaa30),
1845 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1846 { PCI_DEVICE(0x1002, 0xaa38),
1847 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1848 { PCI_DEVICE(0x1002, 0xaa40),
1849 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1850 { PCI_DEVICE(0x1002, 0xaa48),
1851 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1852 { PCI_DEVICE(0x1002, 0xaa50),
1853 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1854 { PCI_DEVICE(0x1002, 0xaa58),
1855 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1856 { PCI_DEVICE(0x1002, 0xaa60),
1857 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1858 { PCI_DEVICE(0x1002, 0xaa68),
1859 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1860 { PCI_DEVICE(0x1002, 0xaa80),
1861 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1862 { PCI_DEVICE(0x1002, 0xaa88),
1863 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1864 { PCI_DEVICE(0x1002, 0xaa90),
1865 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1866 { PCI_DEVICE(0x1002, 0xaa98),
1867 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
1868 { PCI_DEVICE(0x1002, 0x9902),
1869 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI },
1870 { PCI_DEVICE(0x1002, 0xaaa0),
1871 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI },
1872 { PCI_DEVICE(0x1002, 0xaaa8),
1873 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI },
1874 { PCI_DEVICE(0x1002, 0xaab0),
1875 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI },
1876
1877 { PCI_DEVICE(0x1106, 0x3288),
1878 .driver_data = AZX_DRIVER_VIA | AZX_DCAPS_POSFIX_VIA },
1879
1880 { PCI_DEVICE(0x1106, 0x9170), .driver_data = AZX_DRIVER_GENERIC },
1881
1882 { PCI_DEVICE(0x1106, 0x9140), .driver_data = AZX_DRIVER_GENERIC },
1883
1884 { PCI_DEVICE(0x1039, 0x7502), .driver_data = AZX_DRIVER_SIS },
1885
1886 { PCI_DEVICE(0x10b9, 0x5461), .driver_data = AZX_DRIVER_ULI },
1887
1888 { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID),
1889 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
1890 .class_mask = 0xffffff,
1891 .driver_data = AZX_DRIVER_NVIDIA | AZX_DCAPS_PRESET_NVIDIA },
1892
1893 { PCI_DEVICE(0x6549, 0x1200),
1894 .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT },
1895 { PCI_DEVICE(0x6549, 0x2200),
1896 .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT },
1897
1898
1899 { PCI_DEVICE(0x1102, 0x0010),
1900 .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA },
1901 { PCI_DEVICE(0x1102, 0x0012),
1902 .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA },
1903#if !IS_ENABLED(CONFIG_SND_CTXFI)
1904
1905
1906
1907
1908 { PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_ANY_ID),
1909 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
1910 .class_mask = 0xffffff,
1911 .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
1912 AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_POSFIX_LPIB },
1913#else
1914
1915 { PCI_DEVICE(0x1102, 0x0009),
1916 .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
1917 AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_POSFIX_LPIB },
1918#endif
1919
1920 { PCI_DEVICE(0x17f3, 0x3010), .driver_data = AZX_DRIVER_GENERIC },
1921
1922 { PCI_DEVICE(0x15ad, 0x1977), .driver_data = AZX_DRIVER_GENERIC },
1923
1924 { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_ANY_ID),
1925 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
1926 .class_mask = 0xffffff,
1927 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI },
1928 { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_ANY_ID),
1929 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
1930 .class_mask = 0xffffff,
1931 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI },
1932 { 0, }
1933};
1934MODULE_DEVICE_TABLE(pci, azx_ids);
1935
1936
1937static struct pci_driver azx_driver = {
1938 .name = KBUILD_MODNAME,
1939 .id_table = azx_ids,
1940 .probe = azx_probe,
1941 .remove = azx_remove,
1942 .driver = {
1943 .pm = AZX_PM_OPS,
1944 },
1945};
1946
1947module_pci_driver(azx_driver);
1948
