3 * hda_intel.c - Implementation of primary alsa driver code base
6 * Copyright(c) 2004 Intel Corporation. All rights reserved.
8 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
9 * PeiSen Hou <pshou@realtek.com.tw>
11 * This program is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by the Free
13 * Software Foundation; either version 2 of the License, or (at your option)
16 * This program is distributed in the hope that it will be useful, but WITHOUT
17 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
21 * You should have received a copy of the GNU General Public License along with
22 * this program; if not, write to the Free Software Foundation, Inc., 59
23 * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 * Matt Jared matt.jared@intel.com
28 * Andy Kopp andy.kopp@intel.com
29 * Dan Kogan dan.d.kogan@intel.com
33 * 2004.12.01 Major rewrite by tiwai, merged the work of pshou
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>
48 #include <linux/pm_runtime.h>
49 #include <linux/clocksource.h>
50 #include <linux/time.h>
51 #include <linux/completion.h>
54 /* for snoop control */
55 #include <asm/pgtable.h>
56 #include <asm/cacheflush.h>
58 #include <sound/core.h>
59 #include <sound/initval.h>
60 #include <linux/vgaarb.h>
61 #include <linux/vga_switcheroo.h>
62 #include <linux/firmware.h>
63 #include "hda_codec.h"
64 #include "hda_controller.h"
65 #include "hda_intel.h"
67 /* position fix mode */
76 /* Defines for ATI HD Audio support in SB450 south bridge */
77 #define ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR 0x42
78 #define ATI_SB450_HDAUDIO_ENABLE_SNOOP 0x02
80 /* Defines for Nvidia HDA support */
81 #define NVIDIA_HDA_TRANSREG_ADDR 0x4e
82 #define NVIDIA_HDA_ENABLE_COHBITS 0x0f
83 #define NVIDIA_HDA_ISTRM_COH 0x4d
84 #define NVIDIA_HDA_OSTRM_COH 0x4c
85 #define NVIDIA_HDA_ENABLE_COHBIT 0x01
87 /* Defines for Intel SCH HDA snoop control */
88 #define INTEL_SCH_HDA_DEVC 0x78
89 #define INTEL_SCH_HDA_DEVC_NOSNOOP (0x1<<11)
91 /* Define IN stream 0 FIFO size offset in VIA controller */
92 #define VIA_IN_STREAM0_FIFO_SIZE_OFFSET 0x90
93 /* Define VIA HD Audio Device ID*/
94 #define VIA_HDAC_DEVICE_ID 0x3288
96 /* max number of SDs */
97 /* ICH, ATI and VIA have 4 playback and 4 capture */
98 #define ICH6_NUM_CAPTURE 4
99 #define ICH6_NUM_PLAYBACK 4
101 /* ULI has 6 playback and 5 capture */
102 #define ULI_NUM_CAPTURE 5
103 #define ULI_NUM_PLAYBACK 6
105 /* ATI HDMI may have up to 8 playbacks and 0 capture */
106 #define ATIHDMI_NUM_CAPTURE 0
107 #define ATIHDMI_NUM_PLAYBACK 8
109 /* TERA has 4 playback and 3 capture */
110 #define TERA_NUM_CAPTURE 3
111 #define TERA_NUM_PLAYBACK 4
114 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
115 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
116 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
117 static char *model[SNDRV_CARDS];
118 static int position_fix[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
119 static int bdl_pos_adj[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
120 static int probe_mask[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
121 static int probe_only[SNDRV_CARDS];
122 static int jackpoll_ms[SNDRV_CARDS];
123 static bool single_cmd;
124 static int enable_msi = -1;
125 #ifdef CONFIG_SND_HDA_PATCH_LOADER
126 static char *patch[SNDRV_CARDS];
128 #ifdef CONFIG_SND_HDA_INPUT_BEEP
129 static bool beep_mode[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] =
130 CONFIG_SND_HDA_INPUT_BEEP_MODE};
133 module_param_array(index, int, NULL, 0444);
134 MODULE_PARM_DESC(index, "Index value for Intel HD audio interface.");
135 module_param_array(id, charp, NULL, 0444);
136 MODULE_PARM_DESC(id, "ID string for Intel HD audio interface.");
137 module_param_array(enable, bool, NULL, 0444);
138 MODULE_PARM_DESC(enable, "Enable Intel HD audio interface.");
139 module_param_array(model, charp, NULL, 0444);
140 MODULE_PARM_DESC(model, "Use the given board model.");
141 module_param_array(position_fix, int, NULL, 0444);
142 MODULE_PARM_DESC(position_fix, "DMA pointer read method."
143 "(-1 = system default, 0 = auto, 1 = LPIB, 2 = POSBUF, 3 = VIACOMBO, 4 = COMBO).");
144 module_param_array(bdl_pos_adj, int, NULL, 0644);
145 MODULE_PARM_DESC(bdl_pos_adj, "BDL position adjustment offset.");
146 module_param_array(probe_mask, int, NULL, 0444);
147 MODULE_PARM_DESC(probe_mask, "Bitmask to probe codecs (default = -1).");
148 module_param_array(probe_only, int, NULL, 0444);
149 MODULE_PARM_DESC(probe_only, "Only probing and no codec initialization.");
150 module_param_array(jackpoll_ms, int, NULL, 0444);
151 MODULE_PARM_DESC(jackpoll_ms, "Ms between polling for jack events (default = 0, using unsol events only)");
152 module_param(single_cmd, bool, 0444);
153 MODULE_PARM_DESC(single_cmd, "Use single command to communicate with codecs "
154 "(for debugging only).");
155 module_param(enable_msi, bint, 0444);
156 MODULE_PARM_DESC(enable_msi, "Enable Message Signaled Interrupt (MSI)");
157 #ifdef CONFIG_SND_HDA_PATCH_LOADER
158 module_param_array(patch, charp, NULL, 0444);
159 MODULE_PARM_DESC(patch, "Patch file for Intel HD audio interface.");
161 #ifdef CONFIG_SND_HDA_INPUT_BEEP
162 module_param_array(beep_mode, bool, NULL, 0444);
163 MODULE_PARM_DESC(beep_mode, "Select HDA Beep registration mode "
164 "(0=off, 1=on) (default=1).");
168 static int param_set_xint(const char *val, const struct kernel_param *kp);
169 static struct kernel_param_ops param_ops_xint = {
170 .set = param_set_xint,
171 .get = param_get_int,
173 #define param_check_xint param_check_int
175 static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT;
176 module_param(power_save, xint, 0644);
177 MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
178 "(in second, 0 = disable).");
180 /* reset the HD-audio controller in power save mode.
181 * this may give more power-saving, but will take longer time to
184 static bool power_save_controller = 1;
185 module_param(power_save_controller, bool, 0644);
186 MODULE_PARM_DESC(power_save_controller, "Reset controller in power save mode.");
189 #endif /* CONFIG_PM */
191 static int align_buffer_size = -1;
192 module_param(align_buffer_size, bint, 0644);
193 MODULE_PARM_DESC(align_buffer_size,
194 "Force buffer and period sizes to be multiple of 128 bytes.");
197 static int hda_snoop = -1;
198 module_param_named(snoop, hda_snoop, bint, 0444);
199 MODULE_PARM_DESC(snoop, "Enable/disable snooping");
201 #define hda_snoop true
205 MODULE_LICENSE("GPL");
206 MODULE_SUPPORTED_DEVICE("{{Intel, ICH6},"
240 MODULE_DESCRIPTION("Intel HDA driver");
242 #if defined(CONFIG_PM) && defined(CONFIG_VGA_SWITCHEROO)
243 #if IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI)
244 #define SUPPORT_VGA_SWITCHEROO
260 AZX_DRIVER_ATIHDMI_NS,
270 AZX_NUM_DRIVERS, /* keep this as last entry */
273 #define azx_get_snoop_type(chip) \
274 (((chip)->driver_caps & AZX_DCAPS_SNOOP_MASK) >> 10)
275 #define AZX_DCAPS_SNOOP_TYPE(type) ((AZX_SNOOP_TYPE_ ## type) << 10)
277 /* quirks for old Intel chipsets */
278 #define AZX_DCAPS_INTEL_ICH \
279 (AZX_DCAPS_OLD_SSYNC | AZX_DCAPS_NO_ALIGN_BUFSIZE)
281 /* quirks for Intel PCH */
282 #define AZX_DCAPS_INTEL_PCH_NOPM \
283 (AZX_DCAPS_NO_ALIGN_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY |\
284 AZX_DCAPS_REVERSE_ASSIGN | AZX_DCAPS_SNOOP_TYPE(SCH))
286 #define AZX_DCAPS_INTEL_PCH \
287 (AZX_DCAPS_INTEL_PCH_NOPM | AZX_DCAPS_PM_RUNTIME)
289 #define AZX_DCAPS_INTEL_HASWELL \
290 (/*AZX_DCAPS_ALIGN_BUFSIZE |*/ AZX_DCAPS_COUNT_LPIB_DELAY |\
291 AZX_DCAPS_PM_RUNTIME | AZX_DCAPS_I915_POWERWELL |\
292 AZX_DCAPS_SNOOP_TYPE(SCH))
294 /* Broadwell HDMI can't use position buffer reliably, force to use LPIB */
295 #define AZX_DCAPS_INTEL_BROADWELL \
296 (/*AZX_DCAPS_ALIGN_BUFSIZE |*/ AZX_DCAPS_POSFIX_LPIB |\
297 AZX_DCAPS_PM_RUNTIME | AZX_DCAPS_I915_POWERWELL |\
298 AZX_DCAPS_SNOOP_TYPE(SCH))
300 #define AZX_DCAPS_INTEL_BAYTRAIL \
301 (AZX_DCAPS_INTEL_PCH_NOPM | AZX_DCAPS_I915_POWERWELL)
303 #define AZX_DCAPS_INTEL_BRASWELL \
304 (AZX_DCAPS_INTEL_PCH | AZX_DCAPS_I915_POWERWELL)
306 #define AZX_DCAPS_INTEL_SKYLAKE \
307 (AZX_DCAPS_INTEL_PCH | AZX_DCAPS_SEPARATE_STREAM_TAG |\
308 AZX_DCAPS_I915_POWERWELL)
310 /* quirks for ATI SB / AMD Hudson */
311 #define AZX_DCAPS_PRESET_ATI_SB \
312 (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_SYNC_WRITE | AZX_DCAPS_POSFIX_LPIB |\
313 AZX_DCAPS_SNOOP_TYPE(ATI))
315 /* quirks for ATI/AMD HDMI */
316 #define AZX_DCAPS_PRESET_ATI_HDMI \
317 (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_SYNC_WRITE | AZX_DCAPS_POSFIX_LPIB|\
320 /* quirks for ATI HDMI with snoop off */
321 #define AZX_DCAPS_PRESET_ATI_HDMI_NS \
322 (AZX_DCAPS_PRESET_ATI_HDMI | AZX_DCAPS_SNOOP_OFF)
324 /* quirks for Nvidia */
325 #define AZX_DCAPS_PRESET_NVIDIA \
326 (AZX_DCAPS_RIRB_DELAY | AZX_DCAPS_NO_MSI | /*AZX_DCAPS_ALIGN_BUFSIZE |*/ \
327 AZX_DCAPS_NO_64BIT | AZX_DCAPS_CORBRP_SELF_CLEAR |\
328 AZX_DCAPS_SNOOP_TYPE(NVIDIA))
330 #define AZX_DCAPS_PRESET_CTHDA \
331 (AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB |\
332 AZX_DCAPS_4K_BDLE_BOUNDARY | AZX_DCAPS_SNOOP_OFF)
335 * VGA-switcher support
337 #ifdef SUPPORT_VGA_SWITCHEROO
338 #define use_vga_switcheroo(chip) ((chip)->use_vga_switcheroo)
340 #define use_vga_switcheroo(chip) 0
343 static char *driver_short_names[] = {
344 [AZX_DRIVER_ICH] = "HDA Intel",
345 [AZX_DRIVER_PCH] = "HDA Intel PCH",
346 [AZX_DRIVER_SCH] = "HDA Intel MID",
347 [AZX_DRIVER_HDMI] = "HDA Intel HDMI",
348 [AZX_DRIVER_ATI] = "HDA ATI SB",
349 [AZX_DRIVER_ATIHDMI] = "HDA ATI HDMI",
350 [AZX_DRIVER_ATIHDMI_NS] = "HDA ATI HDMI",
351 [AZX_DRIVER_VIA] = "HDA VIA VT82xx",
352 [AZX_DRIVER_SIS] = "HDA SIS966",
353 [AZX_DRIVER_ULI] = "HDA ULI M5461",
354 [AZX_DRIVER_NVIDIA] = "HDA NVidia",
355 [AZX_DRIVER_TERA] = "HDA Teradici",
356 [AZX_DRIVER_CTX] = "HDA Creative",
357 [AZX_DRIVER_CTHDA] = "HDA Creative",
358 [AZX_DRIVER_CMEDIA] = "HDA C-Media",
359 [AZX_DRIVER_GENERIC] = "HD-Audio Generic",
363 static void __mark_pages_wc(struct azx *chip, struct snd_dma_buffer *dmab, bool on)
369 if (!dmab || !dmab->area || !dmab->bytes)
372 #ifdef CONFIG_SND_DMA_SGBUF
373 if (dmab->dev.type == SNDRV_DMA_TYPE_DEV_SG) {
374 struct snd_sg_buf *sgbuf = dmab->private_data;
375 if (chip->driver_type == AZX_DRIVER_CMEDIA)
376 return; /* deal with only CORB/RIRB buffers */
378 set_pages_array_wc(sgbuf->page_table, sgbuf->pages);
380 set_pages_array_wb(sgbuf->page_table, sgbuf->pages);
385 pages = (dmab->bytes + PAGE_SIZE - 1) >> PAGE_SHIFT;
387 set_memory_wc((unsigned long)dmab->area, pages);
389 set_memory_wb((unsigned long)dmab->area, pages);
392 static inline void mark_pages_wc(struct azx *chip, struct snd_dma_buffer *buf,
395 __mark_pages_wc(chip, buf, on);
397 static inline void mark_runtime_wc(struct azx *chip, struct azx_dev *azx_dev,
398 struct snd_pcm_substream *substream, bool on)
400 if (azx_dev->wc_marked != on) {
401 __mark_pages_wc(chip, snd_pcm_get_dma_buf(substream), on);
402 azx_dev->wc_marked = on;
406 /* NOP for other archs */
407 static inline void mark_pages_wc(struct azx *chip, struct snd_dma_buffer *buf,
411 static inline void mark_runtime_wc(struct azx *chip, struct azx_dev *azx_dev,
412 struct snd_pcm_substream *substream, bool on)
417 static int azx_acquire_irq(struct azx *chip, int do_disconnect);
420 * initialize the PCI registers
422 /* update bits in a PCI register byte */
423 static void update_pci_byte(struct pci_dev *pci, unsigned int reg,
424 unsigned char mask, unsigned char val)
428 pci_read_config_byte(pci, reg, &data);
430 data |= (val & mask);
431 pci_write_config_byte(pci, reg, data);
434 static void azx_init_pci(struct azx *chip)
436 int snoop_type = azx_get_snoop_type(chip);
438 /* Clear bits 0-2 of PCI register TCSEL (at offset 0x44)
439 * TCSEL == Traffic Class Select Register, which sets PCI express QOS
440 * Ensuring these bits are 0 clears playback static on some HD Audio
442 * The PCI register TCSEL is defined in the Intel manuals.
444 if (!(chip->driver_caps & AZX_DCAPS_NO_TCSEL)) {
445 dev_dbg(chip->card->dev, "Clearing TCSEL\n");
446 update_pci_byte(chip->pci, AZX_PCIREG_TCSEL, 0x07, 0);
449 /* For ATI SB450/600/700/800/900 and AMD Hudson azalia HD audio,
450 * we need to enable snoop.
452 if (snoop_type == AZX_SNOOP_TYPE_ATI) {
453 dev_dbg(chip->card->dev, "Setting ATI snoop: %d\n",
455 update_pci_byte(chip->pci,
456 ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR, 0x07,
457 azx_snoop(chip) ? ATI_SB450_HDAUDIO_ENABLE_SNOOP : 0);
460 /* For NVIDIA HDA, enable snoop */
461 if (snoop_type == AZX_SNOOP_TYPE_NVIDIA) {
462 dev_dbg(chip->card->dev, "Setting Nvidia snoop: %d\n",
464 update_pci_byte(chip->pci,
465 NVIDIA_HDA_TRANSREG_ADDR,
466 0x0f, NVIDIA_HDA_ENABLE_COHBITS);
467 update_pci_byte(chip->pci,
468 NVIDIA_HDA_ISTRM_COH,
469 0x01, NVIDIA_HDA_ENABLE_COHBIT);
470 update_pci_byte(chip->pci,
471 NVIDIA_HDA_OSTRM_COH,
472 0x01, NVIDIA_HDA_ENABLE_COHBIT);
475 /* Enable SCH/PCH snoop if needed */
476 if (snoop_type == AZX_SNOOP_TYPE_SCH) {
477 unsigned short snoop;
478 pci_read_config_word(chip->pci, INTEL_SCH_HDA_DEVC, &snoop);
479 if ((!azx_snoop(chip) && !(snoop & INTEL_SCH_HDA_DEVC_NOSNOOP)) ||
480 (azx_snoop(chip) && (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP))) {
481 snoop &= ~INTEL_SCH_HDA_DEVC_NOSNOOP;
482 if (!azx_snoop(chip))
483 snoop |= INTEL_SCH_HDA_DEVC_NOSNOOP;
484 pci_write_config_word(chip->pci, INTEL_SCH_HDA_DEVC, snoop);
485 pci_read_config_word(chip->pci,
486 INTEL_SCH_HDA_DEVC, &snoop);
488 dev_dbg(chip->card->dev, "SCH snoop: %s\n",
489 (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP) ?
490 "Disabled" : "Enabled");
494 /* calculate runtime delay from LPIB */
495 static int azx_get_delay_from_lpib(struct azx *chip, struct azx_dev *azx_dev,
498 struct snd_pcm_substream *substream = azx_dev->substream;
499 int stream = substream->stream;
500 unsigned int lpib_pos = azx_get_pos_lpib(chip, azx_dev);
503 if (stream == SNDRV_PCM_STREAM_PLAYBACK)
504 delay = pos - lpib_pos;
506 delay = lpib_pos - pos;
508 if (delay >= azx_dev->delay_negative_threshold)
511 delay += azx_dev->bufsize;
514 if (delay >= azx_dev->period_bytes) {
515 dev_info(chip->card->dev,
516 "Unstable LPIB (%d >= %d); disabling LPIB delay counting\n",
517 delay, azx_dev->period_bytes);
519 chip->driver_caps &= ~AZX_DCAPS_COUNT_LPIB_DELAY;
520 chip->get_delay[stream] = NULL;
523 return bytes_to_frames(substream->runtime, delay);
526 static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev);
528 /* called from IRQ */
529 static int azx_position_check(struct azx *chip, struct azx_dev *azx_dev)
531 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
534 ok = azx_position_ok(chip, azx_dev);
536 azx_dev->irq_pending = 0;
538 } else if (ok == 0) {
539 /* bogus IRQ, process it later */
540 azx_dev->irq_pending = 1;
541 schedule_work(&hda->irq_pending_work);
547 * Check whether the current DMA position is acceptable for updating
548 * periods. Returns non-zero if it's OK.
550 * Many HD-audio controllers appear pretty inaccurate about
551 * the update-IRQ timing. The IRQ is issued before actually the
552 * data is processed. So, we need to process it afterwords in a
555 static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev)
557 struct snd_pcm_substream *substream = azx_dev->substream;
558 int stream = substream->stream;
562 wallclk = azx_readl(chip, WALLCLK) - azx_dev->start_wallclk;
563 if (wallclk < (azx_dev->period_wallclk * 2) / 3)
564 return -1; /* bogus (too early) interrupt */
566 if (chip->get_position[stream])
567 pos = chip->get_position[stream](chip, azx_dev);
568 else { /* use the position buffer as default */
569 pos = azx_get_pos_posbuf(chip, azx_dev);
570 if (!pos || pos == (u32)-1) {
571 dev_info(chip->card->dev,
572 "Invalid position buffer, using LPIB read method instead.\n");
573 chip->get_position[stream] = azx_get_pos_lpib;
574 pos = azx_get_pos_lpib(chip, azx_dev);
575 chip->get_delay[stream] = NULL;
577 chip->get_position[stream] = azx_get_pos_posbuf;
578 if (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY)
579 chip->get_delay[stream] = azx_get_delay_from_lpib;
583 if (pos >= azx_dev->bufsize)
586 if (WARN_ONCE(!azx_dev->period_bytes,
587 "hda-intel: zero azx_dev->period_bytes"))
588 return -1; /* this shouldn't happen! */
589 if (wallclk < (azx_dev->period_wallclk * 5) / 4 &&
590 pos % azx_dev->period_bytes > azx_dev->period_bytes / 2)
591 /* NG - it's below the first next period boundary */
592 return chip->bdl_pos_adj[chip->dev_index] ? 0 : -1;
593 azx_dev->start_wallclk += wallclk;
594 return 1; /* OK, it's fine */
598 * The work for pending PCM period updates.
600 static void azx_irq_pending_work(struct work_struct *work)
602 struct hda_intel *hda = container_of(work, struct hda_intel, irq_pending_work);
603 struct azx *chip = &hda->chip;
606 if (!hda->irq_pending_warned) {
607 dev_info(chip->card->dev,
608 "IRQ timing workaround is activated for card #%d. Suggest a bigger bdl_pos_adj.\n",
610 hda->irq_pending_warned = 1;
615 spin_lock_irq(&chip->reg_lock);
616 for (i = 0; i < chip->num_streams; i++) {
617 struct azx_dev *azx_dev = &chip->azx_dev[i];
618 if (!azx_dev->irq_pending ||
619 !azx_dev->substream ||
622 ok = azx_position_ok(chip, azx_dev);
624 azx_dev->irq_pending = 0;
625 spin_unlock(&chip->reg_lock);
626 snd_pcm_period_elapsed(azx_dev->substream);
627 spin_lock(&chip->reg_lock);
629 pending = 0; /* too early */
633 spin_unlock_irq(&chip->reg_lock);
640 /* clear irq_pending flags and assure no on-going workq */
641 static void azx_clear_irq_pending(struct azx *chip)
645 spin_lock_irq(&chip->reg_lock);
646 for (i = 0; i < chip->num_streams; i++)
647 chip->azx_dev[i].irq_pending = 0;
648 spin_unlock_irq(&chip->reg_lock);
651 static int azx_acquire_irq(struct azx *chip, int do_disconnect)
653 if (request_irq(chip->pci->irq, azx_interrupt,
654 chip->msi ? 0 : IRQF_SHARED,
655 KBUILD_MODNAME, chip)) {
656 dev_err(chip->card->dev,
657 "unable to grab IRQ %d, disabling device\n",
660 snd_card_disconnect(chip->card);
663 chip->irq = chip->pci->irq;
664 pci_intx(chip->pci, !chip->msi);
668 /* get the current DMA position with correction on VIA chips */
669 static unsigned int azx_via_get_position(struct azx *chip,
670 struct azx_dev *azx_dev)
672 unsigned int link_pos, mini_pos, bound_pos;
673 unsigned int mod_link_pos, mod_dma_pos, mod_mini_pos;
674 unsigned int fifo_size;
676 link_pos = azx_sd_readl(chip, azx_dev, SD_LPIB);
677 if (azx_dev->substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
678 /* Playback, no problem using link position */
684 * use mod to get the DMA position just like old chipset
686 mod_dma_pos = le32_to_cpu(*azx_dev->posbuf);
687 mod_dma_pos %= azx_dev->period_bytes;
689 /* azx_dev->fifo_size can't get FIFO size of in stream.
690 * Get from base address + offset.
692 fifo_size = readw(chip->remap_addr + VIA_IN_STREAM0_FIFO_SIZE_OFFSET);
694 if (azx_dev->insufficient) {
695 /* Link position never gather than FIFO size */
696 if (link_pos <= fifo_size)
699 azx_dev->insufficient = 0;
702 if (link_pos <= fifo_size)
703 mini_pos = azx_dev->bufsize + link_pos - fifo_size;
705 mini_pos = link_pos - fifo_size;
707 /* Find nearest previous boudary */
708 mod_mini_pos = mini_pos % azx_dev->period_bytes;
709 mod_link_pos = link_pos % azx_dev->period_bytes;
710 if (mod_link_pos >= fifo_size)
711 bound_pos = link_pos - mod_link_pos;
712 else if (mod_dma_pos >= mod_mini_pos)
713 bound_pos = mini_pos - mod_mini_pos;
715 bound_pos = mini_pos - mod_mini_pos + azx_dev->period_bytes;
716 if (bound_pos >= azx_dev->bufsize)
720 /* Calculate real DMA position we want */
721 return bound_pos + mod_dma_pos;
725 static DEFINE_MUTEX(card_list_lock);
726 static LIST_HEAD(card_list);
728 static void azx_add_card_list(struct azx *chip)
730 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
731 mutex_lock(&card_list_lock);
732 list_add(&hda->list, &card_list);
733 mutex_unlock(&card_list_lock);
736 static void azx_del_card_list(struct azx *chip)
738 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
739 mutex_lock(&card_list_lock);
740 list_del_init(&hda->list);
741 mutex_unlock(&card_list_lock);
744 /* trigger power-save check at writing parameter */
745 static int param_set_xint(const char *val, const struct kernel_param *kp)
747 struct hda_intel *hda;
749 int prev = power_save;
750 int ret = param_set_int(val, kp);
752 if (ret || prev == power_save)
755 mutex_lock(&card_list_lock);
756 list_for_each_entry(hda, &card_list, list) {
758 if (!chip->bus || chip->disabled)
760 snd_hda_set_power_save(chip->bus, power_save * 1000);
762 mutex_unlock(&card_list_lock);
766 #define azx_add_card_list(chip) /* NOP */
767 #define azx_del_card_list(chip) /* NOP */
768 #endif /* CONFIG_PM */
770 #if defined(CONFIG_PM_SLEEP) || defined(SUPPORT_VGA_SWITCHEROO)
774 static int azx_suspend(struct device *dev)
776 struct snd_card *card = dev_get_drvdata(dev);
778 struct hda_intel *hda;
783 chip = card->private_data;
784 hda = container_of(chip, struct hda_intel, chip);
785 if (chip->disabled || hda->init_failed)
788 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
789 azx_clear_irq_pending(chip);
791 azx_enter_link_reset(chip);
792 if (chip->irq >= 0) {
793 free_irq(chip->irq, chip);
798 pci_disable_msi(chip->pci);
799 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
800 hda_display_power(hda, false);
804 static int azx_resume(struct device *dev)
806 struct pci_dev *pci = to_pci_dev(dev);
807 struct snd_card *card = dev_get_drvdata(dev);
809 struct hda_intel *hda;
814 chip = card->private_data;
815 hda = container_of(chip, struct hda_intel, chip);
816 if (chip->disabled || hda->init_failed)
819 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) {
820 hda_display_power(hda, true);
821 haswell_set_bclk(hda);
824 if (pci_enable_msi(pci) < 0)
826 if (azx_acquire_irq(chip, 1) < 0)
830 azx_init_chip(chip, true);
832 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
835 #endif /* CONFIG_PM_SLEEP || SUPPORT_VGA_SWITCHEROO */
838 static int azx_runtime_suspend(struct device *dev)
840 struct snd_card *card = dev_get_drvdata(dev);
842 struct hda_intel *hda;
847 chip = card->private_data;
848 hda = container_of(chip, struct hda_intel, chip);
849 if (chip->disabled || hda->init_failed)
852 if (!azx_has_pm_runtime(chip))
855 /* enable controller wake up event */
856 azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) |
860 azx_enter_link_reset(chip);
861 azx_clear_irq_pending(chip);
862 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
863 hda_display_power(hda, false);
868 static int azx_runtime_resume(struct device *dev)
870 struct snd_card *card = dev_get_drvdata(dev);
872 struct hda_intel *hda;
874 struct hda_codec *codec;
880 chip = card->private_data;
881 hda = container_of(chip, struct hda_intel, chip);
882 if (chip->disabled || hda->init_failed)
885 if (!azx_has_pm_runtime(chip))
888 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) {
889 hda_display_power(hda, true);
890 haswell_set_bclk(hda);
893 /* Read STATESTS before controller reset */
894 status = azx_readw(chip, STATESTS);
897 azx_init_chip(chip, true);
901 list_for_each_codec(codec, bus)
902 if (status & (1 << codec->addr))
903 schedule_delayed_work(&codec->jackpoll_work,
904 codec->jackpoll_interval);
907 /* disable controller Wake Up event*/
908 azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) &
914 static int azx_runtime_idle(struct device *dev)
916 struct snd_card *card = dev_get_drvdata(dev);
918 struct hda_intel *hda;
923 chip = card->private_data;
924 hda = container_of(chip, struct hda_intel, chip);
925 if (chip->disabled || hda->init_failed)
928 if (!power_save_controller || !azx_has_pm_runtime(chip) ||
929 chip->bus->core.codec_powered)
935 static const struct dev_pm_ops azx_pm = {
936 SET_SYSTEM_SLEEP_PM_OPS(azx_suspend, azx_resume)
937 SET_RUNTIME_PM_OPS(azx_runtime_suspend, azx_runtime_resume, azx_runtime_idle)
940 #define AZX_PM_OPS &azx_pm
942 #define AZX_PM_OPS NULL
943 #endif /* CONFIG_PM */
946 static int azx_probe_continue(struct azx *chip);
948 #ifdef SUPPORT_VGA_SWITCHEROO
949 static struct pci_dev *get_bound_vga(struct pci_dev *pci);
951 static void azx_vs_set_state(struct pci_dev *pci,
952 enum vga_switcheroo_state state)
954 struct snd_card *card = pci_get_drvdata(pci);
955 struct azx *chip = card->private_data;
956 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
959 wait_for_completion(&hda->probe_wait);
960 if (hda->init_failed)
963 disabled = (state == VGA_SWITCHEROO_OFF);
964 if (chip->disabled == disabled)
968 chip->disabled = disabled;
970 dev_info(chip->card->dev,
971 "Start delayed initialization\n");
972 if (azx_probe_continue(chip) < 0) {
973 dev_err(chip->card->dev, "initialization error\n");
974 hda->init_failed = true;
978 dev_info(chip->card->dev, "%s via VGA-switcheroo\n",
979 disabled ? "Disabling" : "Enabling");
981 pm_runtime_put_sync_suspend(card->dev);
982 azx_suspend(card->dev);
983 /* when we get suspended by vga switcheroo we end up in D3cold,
984 * however we have no ACPI handle, so pci/acpi can't put us there,
985 * put ourselves there */
986 pci->current_state = PCI_D3cold;
987 chip->disabled = true;
988 if (snd_hda_lock_devices(chip->bus))
989 dev_warn(chip->card->dev,
990 "Cannot lock devices!\n");
992 snd_hda_unlock_devices(chip->bus);
993 pm_runtime_get_noresume(card->dev);
994 chip->disabled = false;
995 azx_resume(card->dev);
1000 static bool azx_vs_can_switch(struct pci_dev *pci)
1002 struct snd_card *card = pci_get_drvdata(pci);
1003 struct azx *chip = card->private_data;
1004 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1006 wait_for_completion(&hda->probe_wait);
1007 if (hda->init_failed)
1009 if (chip->disabled || !chip->bus)
1011 if (snd_hda_lock_devices(chip->bus))
1013 snd_hda_unlock_devices(chip->bus);
1017 static void init_vga_switcheroo(struct azx *chip)
1019 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1020 struct pci_dev *p = get_bound_vga(chip->pci);
1022 dev_info(chip->card->dev,
1023 "Handle VGA-switcheroo audio client\n");
1024 hda->use_vga_switcheroo = 1;
1029 static const struct vga_switcheroo_client_ops azx_vs_ops = {
1030 .set_gpu_state = azx_vs_set_state,
1031 .can_switch = azx_vs_can_switch,
1034 static int register_vga_switcheroo(struct azx *chip)
1036 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1039 if (!hda->use_vga_switcheroo)
1041 /* FIXME: currently only handling DIS controller
1042 * is there any machine with two switchable HDMI audio controllers?
1044 err = vga_switcheroo_register_audio_client(chip->pci, &azx_vs_ops,
1049 hda->vga_switcheroo_registered = 1;
1051 /* register as an optimus hdmi audio power domain */
1052 vga_switcheroo_init_domain_pm_optimus_hdmi_audio(chip->card->dev,
1053 &hda->hdmi_pm_domain);
1057 #define init_vga_switcheroo(chip) /* NOP */
1058 #define register_vga_switcheroo(chip) 0
1059 #define check_hdmi_disabled(pci) false
1060 #endif /* SUPPORT_VGA_SWITCHER */
1065 static int azx_free(struct azx *chip)
1067 struct pci_dev *pci = chip->pci;
1068 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1071 if (azx_has_pm_runtime(chip) && chip->running)
1072 pm_runtime_get_noresume(&pci->dev);
1074 azx_del_card_list(chip);
1076 hda->init_failed = 1; /* to be sure */
1077 complete_all(&hda->probe_wait);
1079 if (use_vga_switcheroo(hda)) {
1080 if (chip->disabled && chip->bus)
1081 snd_hda_unlock_devices(chip->bus);
1082 if (hda->vga_switcheroo_registered)
1083 vga_switcheroo_unregister_client(chip->pci);
1086 if (chip->initialized) {
1087 azx_clear_irq_pending(chip);
1088 for (i = 0; i < chip->num_streams; i++)
1089 azx_stream_stop(chip, &chip->azx_dev[i]);
1090 azx_stop_chip(chip);
1094 free_irq(chip->irq, (void*)chip);
1096 pci_disable_msi(chip->pci);
1097 iounmap(chip->remap_addr);
1099 azx_free_stream_pages(chip);
1100 if (chip->region_requested)
1101 pci_release_regions(chip->pci);
1102 pci_disable_device(chip->pci);
1103 kfree(chip->azx_dev);
1104 #ifdef CONFIG_SND_HDA_PATCH_LOADER
1105 release_firmware(chip->fw);
1107 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) {
1108 hda_display_power(hda, false);
1116 static int azx_dev_free(struct snd_device *device)
1118 return azx_free(device->device_data);
1121 #ifdef SUPPORT_VGA_SWITCHEROO
1123 * Check of disabled HDMI controller by vga-switcheroo
1125 static struct pci_dev *get_bound_vga(struct pci_dev *pci)
1129 /* check only discrete GPU */
1130 switch (pci->vendor) {
1131 case PCI_VENDOR_ID_ATI:
1132 case PCI_VENDOR_ID_AMD:
1133 case PCI_VENDOR_ID_NVIDIA:
1134 if (pci->devfn == 1) {
1135 p = pci_get_domain_bus_and_slot(pci_domain_nr(pci->bus),
1136 pci->bus->number, 0);
1138 if ((p->class >> 8) == PCI_CLASS_DISPLAY_VGA)
1148 static bool check_hdmi_disabled(struct pci_dev *pci)
1150 bool vga_inactive = false;
1151 struct pci_dev *p = get_bound_vga(pci);
1154 if (vga_switcheroo_get_client_state(p) == VGA_SWITCHEROO_OFF)
1155 vga_inactive = true;
1158 return vga_inactive;
1160 #endif /* SUPPORT_VGA_SWITCHEROO */
1163 * white/black-listing for position_fix
1165 static struct snd_pci_quirk position_fix_list[] = {
1166 SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_LPIB),
1167 SND_PCI_QUIRK(0x1028, 0x01de, "Dell Precision 390", POS_FIX_LPIB),
1168 SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPIB),
1169 SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB),
1170 SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB),
1171 SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS M2V", POS_FIX_LPIB),
1172 SND_PCI_QUIRK(0x104d, 0x9069, "Sony VPCS11V9E", POS_FIX_LPIB),
1173 SND_PCI_QUIRK(0x10de, 0xcb89, "Macbook Pro 7,1", POS_FIX_LPIB),
1174 SND_PCI_QUIRK(0x1297, 0x3166, "Shuttle", POS_FIX_LPIB),
1175 SND_PCI_QUIRK(0x1458, 0xa022, "ga-ma770-ud3", POS_FIX_LPIB),
1176 SND_PCI_QUIRK(0x1462, 0x1002, "MSI Wind U115", POS_FIX_LPIB),
1177 SND_PCI_QUIRK(0x1565, 0x8218, "Biostar Microtech", POS_FIX_LPIB),
1178 SND_PCI_QUIRK(0x1849, 0x0888, "775Dual-VSTA", POS_FIX_LPIB),
1179 SND_PCI_QUIRK(0x8086, 0x2503, "DG965OT AAD63733-203", POS_FIX_LPIB),
1183 static int check_position_fix(struct azx *chip, int fix)
1185 const struct snd_pci_quirk *q;
1190 case POS_FIX_POSBUF:
1191 case POS_FIX_VIACOMBO:
1196 q = snd_pci_quirk_lookup(chip->pci, position_fix_list);
1198 dev_info(chip->card->dev,
1199 "position_fix set to %d for device %04x:%04x\n",
1200 q->value, q->subvendor, q->subdevice);
1204 /* Check VIA/ATI HD Audio Controller exist */
1205 if (chip->driver_caps & AZX_DCAPS_POSFIX_VIA) {
1206 dev_dbg(chip->card->dev, "Using VIACOMBO position fix\n");
1207 return POS_FIX_VIACOMBO;
1209 if (chip->driver_caps & AZX_DCAPS_POSFIX_LPIB) {
1210 dev_dbg(chip->card->dev, "Using LPIB position fix\n");
1211 return POS_FIX_LPIB;
1213 return POS_FIX_AUTO;
1216 static void assign_position_fix(struct azx *chip, int fix)
1218 static azx_get_pos_callback_t callbacks[] = {
1219 [POS_FIX_AUTO] = NULL,
1220 [POS_FIX_LPIB] = azx_get_pos_lpib,
1221 [POS_FIX_POSBUF] = azx_get_pos_posbuf,
1222 [POS_FIX_VIACOMBO] = azx_via_get_position,
1223 [POS_FIX_COMBO] = azx_get_pos_lpib,
1226 chip->get_position[0] = chip->get_position[1] = callbacks[fix];
1228 /* combo mode uses LPIB only for playback */
1229 if (fix == POS_FIX_COMBO)
1230 chip->get_position[1] = NULL;
1232 if (fix == POS_FIX_POSBUF &&
1233 (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY)) {
1234 chip->get_delay[0] = chip->get_delay[1] =
1235 azx_get_delay_from_lpib;
1241 * black-lists for probe_mask
1243 static struct snd_pci_quirk probe_mask_list[] = {
1244 /* Thinkpad often breaks the controller communication when accessing
1245 * to the non-working (or non-existing) modem codec slot.
1247 SND_PCI_QUIRK(0x1014, 0x05b7, "Thinkpad Z60", 0x01),
1248 SND_PCI_QUIRK(0x17aa, 0x2010, "Thinkpad X/T/R60", 0x01),
1249 SND_PCI_QUIRK(0x17aa, 0x20ac, "Thinkpad X/T/R61", 0x01),
1251 SND_PCI_QUIRK(0x1028, 0x20ac, "Dell Studio Desktop", 0x01),
1252 /* including bogus ALC268 in slot#2 that conflicts with ALC888 */
1253 SND_PCI_QUIRK(0x17c0, 0x4085, "Medion MD96630", 0x01),
1254 /* forced codec slots */
1255 SND_PCI_QUIRK(0x1043, 0x1262, "ASUS W5Fm", 0x103),
1256 SND_PCI_QUIRK(0x1046, 0x1262, "ASUS W5F", 0x103),
1257 /* WinFast VP200 H (Teradici) user reported broken communication */
1258 SND_PCI_QUIRK(0x3a21, 0x040d, "WinFast VP200 H", 0x101),
1262 #define AZX_FORCE_CODEC_MASK 0x100
1264 static void check_probe_mask(struct azx *chip, int dev)
1266 const struct snd_pci_quirk *q;
1268 chip->codec_probe_mask = probe_mask[dev];
1269 if (chip->codec_probe_mask == -1) {
1270 q = snd_pci_quirk_lookup(chip->pci, probe_mask_list);
1272 dev_info(chip->card->dev,
1273 "probe_mask set to 0x%x for device %04x:%04x\n",
1274 q->value, q->subvendor, q->subdevice);
1275 chip->codec_probe_mask = q->value;
1279 /* check forced option */
1280 if (chip->codec_probe_mask != -1 &&
1281 (chip->codec_probe_mask & AZX_FORCE_CODEC_MASK)) {
1282 chip->codec_mask = chip->codec_probe_mask & 0xff;
1283 dev_info(chip->card->dev, "codec_mask forced to 0x%x\n",
1289 * white/black-list for enable_msi
1291 static struct snd_pci_quirk msi_black_list[] = {
1292 SND_PCI_QUIRK(0x103c, 0x2191, "HP", 0), /* AMD Hudson */
1293 SND_PCI_QUIRK(0x103c, 0x2192, "HP", 0), /* AMD Hudson */
1294 SND_PCI_QUIRK(0x103c, 0x21f7, "HP", 0), /* AMD Hudson */
1295 SND_PCI_QUIRK(0x103c, 0x21fa, "HP", 0), /* AMD Hudson */
1296 SND_PCI_QUIRK(0x1043, 0x81f2, "ASUS", 0), /* Athlon64 X2 + nvidia */
1297 SND_PCI_QUIRK(0x1043, 0x81f6, "ASUS", 0), /* nvidia */
1298 SND_PCI_QUIRK(0x1043, 0x822d, "ASUS", 0), /* Athlon64 X2 + nvidia MCP55 */
1299 SND_PCI_QUIRK(0x1179, 0xfb44, "Toshiba Satellite C870", 0), /* AMD Hudson */
1300 SND_PCI_QUIRK(0x1849, 0x0888, "ASRock", 0), /* Athlon64 X2 + nvidia */
1301 SND_PCI_QUIRK(0xa0a0, 0x0575, "Aopen MZ915-M", 0), /* ICH6 */
1305 static void check_msi(struct azx *chip)
1307 const struct snd_pci_quirk *q;
1309 if (enable_msi >= 0) {
1310 chip->msi = !!enable_msi;
1313 chip->msi = 1; /* enable MSI as default */
1314 q = snd_pci_quirk_lookup(chip->pci, msi_black_list);
1316 dev_info(chip->card->dev,
1317 "msi for device %04x:%04x set to %d\n",
1318 q->subvendor, q->subdevice, q->value);
1319 chip->msi = q->value;
1323 /* NVidia chipsets seem to cause troubles with MSI */
1324 if (chip->driver_caps & AZX_DCAPS_NO_MSI) {
1325 dev_info(chip->card->dev, "Disabling MSI\n");
1330 /* check the snoop mode availability */
1331 static void azx_check_snoop_available(struct azx *chip)
1333 int snoop = hda_snoop;
1336 dev_info(chip->card->dev, "Force to %s mode by module option\n",
1337 snoop ? "snoop" : "non-snoop");
1338 chip->snoop = snoop;
1343 if (azx_get_snoop_type(chip) == AZX_SNOOP_TYPE_NONE &&
1344 chip->driver_type == AZX_DRIVER_VIA) {
1345 /* force to non-snoop mode for a new VIA controller
1349 pci_read_config_byte(chip->pci, 0x42, &val);
1350 if (!(val & 0x80) && chip->pci->revision == 0x30)
1354 if (chip->driver_caps & AZX_DCAPS_SNOOP_OFF)
1357 chip->snoop = snoop;
1359 dev_info(chip->card->dev, "Force to non-snoop mode\n");
1362 static void azx_probe_work(struct work_struct *work)
1364 struct hda_intel *hda = container_of(work, struct hda_intel, probe_work);
1365 azx_probe_continue(&hda->chip);
1371 static int azx_create(struct snd_card *card, struct pci_dev *pci,
1372 int dev, unsigned int driver_caps,
1373 const struct hda_controller_ops *hda_ops,
1376 static struct snd_device_ops ops = {
1377 .dev_free = azx_dev_free,
1379 struct hda_intel *hda;
1385 err = pci_enable_device(pci);
1389 hda = kzalloc(sizeof(*hda), GFP_KERNEL);
1391 pci_disable_device(pci);
1396 spin_lock_init(&chip->reg_lock);
1397 mutex_init(&chip->open_mutex);
1400 chip->ops = hda_ops;
1402 chip->driver_caps = driver_caps;
1403 chip->driver_type = driver_caps & 0xff;
1405 chip->dev_index = dev;
1406 chip->jackpoll_ms = jackpoll_ms;
1407 INIT_LIST_HEAD(&chip->pcm_list);
1408 INIT_WORK(&hda->irq_pending_work, azx_irq_pending_work);
1409 INIT_LIST_HEAD(&hda->list);
1410 init_vga_switcheroo(chip);
1411 init_completion(&hda->probe_wait);
1413 assign_position_fix(chip, check_position_fix(chip, position_fix[dev]));
1415 check_probe_mask(chip, dev);
1417 chip->single_cmd = single_cmd;
1418 azx_check_snoop_available(chip);
1420 if (bdl_pos_adj[dev] < 0) {
1421 switch (chip->driver_type) {
1422 case AZX_DRIVER_ICH:
1423 case AZX_DRIVER_PCH:
1424 bdl_pos_adj[dev] = 1;
1427 bdl_pos_adj[dev] = 32;
1431 chip->bdl_pos_adj = bdl_pos_adj;
1433 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
1435 dev_err(card->dev, "Error creating device [card]!\n");
1440 /* continue probing in work context as may trigger request module */
1441 INIT_WORK(&hda->probe_work, azx_probe_work);
1448 static int azx_first_init(struct azx *chip)
1450 int dev = chip->dev_index;
1451 struct pci_dev *pci = chip->pci;
1452 struct snd_card *card = chip->card;
1454 unsigned short gcap;
1455 unsigned int dma_bits = 64;
1457 #if BITS_PER_LONG != 64
1458 /* Fix up base address on ULI M5461 */
1459 if (chip->driver_type == AZX_DRIVER_ULI) {
1461 pci_read_config_word(pci, 0x40, &tmp3);
1462 pci_write_config_word(pci, 0x40, tmp3 | 0x10);
1463 pci_write_config_dword(pci, PCI_BASE_ADDRESS_1, 0);
1467 err = pci_request_regions(pci, "ICH HD audio");
1470 chip->region_requested = 1;
1472 chip->addr = pci_resource_start(pci, 0);
1473 chip->remap_addr = pci_ioremap_bar(pci, 0);
1474 if (chip->remap_addr == NULL) {
1475 dev_err(card->dev, "ioremap error\n");
1480 if (chip->driver_caps & AZX_DCAPS_NO_MSI64) {
1481 dev_dbg(card->dev, "Disabling 64bit MSI\n");
1482 pci->no_64bit_msi = true;
1484 if (pci_enable_msi(pci) < 0)
1488 if (azx_acquire_irq(chip, 0) < 0)
1491 pci_set_master(pci);
1492 synchronize_irq(chip->irq);
1494 gcap = azx_readw(chip, GCAP);
1495 dev_dbg(card->dev, "chipset global capabilities = 0x%x\n", gcap);
1497 /* AMD devices support 40 or 48bit DMA, take the safe one */
1498 if (chip->pci->vendor == PCI_VENDOR_ID_AMD)
1501 /* disable SB600 64bit support for safety */
1502 if (chip->pci->vendor == PCI_VENDOR_ID_ATI) {
1503 struct pci_dev *p_smbus;
1505 p_smbus = pci_get_device(PCI_VENDOR_ID_ATI,
1506 PCI_DEVICE_ID_ATI_SBX00_SMBUS,
1509 if (p_smbus->revision < 0x30)
1510 gcap &= ~AZX_GCAP_64OK;
1511 pci_dev_put(p_smbus);
1515 /* disable 64bit DMA address on some devices */
1516 if (chip->driver_caps & AZX_DCAPS_NO_64BIT) {
1517 dev_dbg(card->dev, "Disabling 64bit DMA\n");
1518 gcap &= ~AZX_GCAP_64OK;
1521 /* disable buffer size rounding to 128-byte multiples if supported */
1522 if (align_buffer_size >= 0)
1523 chip->align_buffer_size = !!align_buffer_size;
1525 if (chip->driver_caps & AZX_DCAPS_NO_ALIGN_BUFSIZE)
1526 chip->align_buffer_size = 0;
1528 chip->align_buffer_size = 1;
1531 /* allow 64bit DMA address if supported by H/W */
1532 if (!(gcap & AZX_GCAP_64OK))
1534 if (!pci_set_dma_mask(pci, DMA_BIT_MASK(dma_bits))) {
1535 pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(dma_bits));
1537 pci_set_dma_mask(pci, DMA_BIT_MASK(32));
1538 pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(32));
1541 /* read number of streams from GCAP register instead of using
1544 chip->capture_streams = (gcap >> 8) & 0x0f;
1545 chip->playback_streams = (gcap >> 12) & 0x0f;
1546 if (!chip->playback_streams && !chip->capture_streams) {
1547 /* gcap didn't give any info, switching to old method */
1549 switch (chip->driver_type) {
1550 case AZX_DRIVER_ULI:
1551 chip->playback_streams = ULI_NUM_PLAYBACK;
1552 chip->capture_streams = ULI_NUM_CAPTURE;
1554 case AZX_DRIVER_ATIHDMI:
1555 case AZX_DRIVER_ATIHDMI_NS:
1556 chip->playback_streams = ATIHDMI_NUM_PLAYBACK;
1557 chip->capture_streams = ATIHDMI_NUM_CAPTURE;
1559 case AZX_DRIVER_GENERIC:
1561 chip->playback_streams = ICH6_NUM_PLAYBACK;
1562 chip->capture_streams = ICH6_NUM_CAPTURE;
1566 chip->capture_index_offset = 0;
1567 chip->playback_index_offset = chip->capture_streams;
1568 chip->num_streams = chip->playback_streams + chip->capture_streams;
1569 chip->azx_dev = kcalloc(chip->num_streams, sizeof(*chip->azx_dev),
1574 err = azx_alloc_stream_pages(chip);
1578 /* initialize streams */
1579 azx_init_stream(chip);
1581 /* initialize chip */
1584 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) {
1585 struct hda_intel *hda;
1587 hda = container_of(chip, struct hda_intel, chip);
1588 haswell_set_bclk(hda);
1591 azx_init_chip(chip, (probe_only[dev] & 2) == 0);
1593 /* codec detection */
1594 if (!chip->codec_mask) {
1595 dev_err(card->dev, "no codecs found!\n");
1599 strcpy(card->driver, "HDA-Intel");
1600 strlcpy(card->shortname, driver_short_names[chip->driver_type],
1601 sizeof(card->shortname));
1602 snprintf(card->longname, sizeof(card->longname),
1603 "%s at 0x%lx irq %i",
1604 card->shortname, chip->addr, chip->irq);
1609 #ifdef CONFIG_SND_HDA_PATCH_LOADER
1610 /* callback from request_firmware_nowait() */
1611 static void azx_firmware_cb(const struct firmware *fw, void *context)
1613 struct snd_card *card = context;
1614 struct azx *chip = card->private_data;
1615 struct pci_dev *pci = chip->pci;
1618 dev_err(card->dev, "Cannot load firmware, aborting\n");
1623 if (!chip->disabled) {
1624 /* continue probing */
1625 if (azx_probe_continue(chip))
1631 snd_card_free(card);
1632 pci_set_drvdata(pci, NULL);
1637 * HDA controller ops.
1640 /* PCI register access. */
1641 static void pci_azx_writel(u32 value, u32 __iomem *addr)
1643 writel(value, addr);
1646 static u32 pci_azx_readl(u32 __iomem *addr)
1651 static void pci_azx_writew(u16 value, u16 __iomem *addr)
1653 writew(value, addr);
1656 static u16 pci_azx_readw(u16 __iomem *addr)
1661 static void pci_azx_writeb(u8 value, u8 __iomem *addr)
1663 writeb(value, addr);
1666 static u8 pci_azx_readb(u8 __iomem *addr)
1671 static int disable_msi_reset_irq(struct azx *chip)
1675 free_irq(chip->irq, chip);
1677 pci_disable_msi(chip->pci);
1679 err = azx_acquire_irq(chip, 1);
1686 /* DMA page allocation helpers. */
1687 static int dma_alloc_pages(struct azx *chip,
1690 struct snd_dma_buffer *buf)
1694 err = snd_dma_alloc_pages(type,
1699 mark_pages_wc(chip, buf, true);
1703 static void dma_free_pages(struct azx *chip, struct snd_dma_buffer *buf)
1705 mark_pages_wc(chip, buf, false);
1706 snd_dma_free_pages(buf);
1709 static int substream_alloc_pages(struct azx *chip,
1710 struct snd_pcm_substream *substream,
1713 struct azx_dev *azx_dev = get_azx_dev(substream);
1716 mark_runtime_wc(chip, azx_dev, substream, false);
1717 azx_dev->bufsize = 0;
1718 azx_dev->period_bytes = 0;
1719 azx_dev->format_val = 0;
1720 ret = snd_pcm_lib_malloc_pages(substream, size);
1723 mark_runtime_wc(chip, azx_dev, substream, true);
1727 static int substream_free_pages(struct azx *chip,
1728 struct snd_pcm_substream *substream)
1730 struct azx_dev *azx_dev = get_azx_dev(substream);
1731 mark_runtime_wc(chip, azx_dev, substream, false);
1732 return snd_pcm_lib_free_pages(substream);
1735 static void pcm_mmap_prepare(struct snd_pcm_substream *substream,
1736 struct vm_area_struct *area)
1739 struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
1740 struct azx *chip = apcm->chip;
1741 if (!azx_snoop(chip) && chip->driver_type != AZX_DRIVER_CMEDIA)
1742 area->vm_page_prot = pgprot_writecombine(area->vm_page_prot);
1746 static const struct hda_controller_ops pci_hda_ops = {
1747 .reg_writel = pci_azx_writel,
1748 .reg_readl = pci_azx_readl,
1749 .reg_writew = pci_azx_writew,
1750 .reg_readw = pci_azx_readw,
1751 .reg_writeb = pci_azx_writeb,
1752 .reg_readb = pci_azx_readb,
1753 .disable_msi_reset_irq = disable_msi_reset_irq,
1754 .dma_alloc_pages = dma_alloc_pages,
1755 .dma_free_pages = dma_free_pages,
1756 .substream_alloc_pages = substream_alloc_pages,
1757 .substream_free_pages = substream_free_pages,
1758 .pcm_mmap_prepare = pcm_mmap_prepare,
1759 .position_check = azx_position_check,
1762 static int azx_probe(struct pci_dev *pci,
1763 const struct pci_device_id *pci_id)
1766 struct snd_card *card;
1767 struct hda_intel *hda;
1769 bool schedule_probe;
1772 if (dev >= SNDRV_CARDS)
1779 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
1782 dev_err(&pci->dev, "Error creating card!\n");
1786 err = azx_create(card, pci, dev, pci_id->driver_data,
1787 &pci_hda_ops, &chip);
1790 card->private_data = chip;
1791 hda = container_of(chip, struct hda_intel, chip);
1793 pci_set_drvdata(pci, card);
1795 err = register_vga_switcheroo(chip);
1797 dev_err(card->dev, "Error registering VGA-switcheroo client\n");
1801 if (check_hdmi_disabled(pci)) {
1802 dev_info(card->dev, "VGA controller is disabled\n");
1803 dev_info(card->dev, "Delaying initialization\n");
1804 chip->disabled = true;
1807 schedule_probe = !chip->disabled;
1809 #ifdef CONFIG_SND_HDA_PATCH_LOADER
1810 if (patch[dev] && *patch[dev]) {
1811 dev_info(card->dev, "Applying patch firmware '%s'\n",
1813 err = request_firmware_nowait(THIS_MODULE, true, patch[dev],
1814 &pci->dev, GFP_KERNEL, card,
1818 schedule_probe = false; /* continued in azx_firmware_cb() */
1820 #endif /* CONFIG_SND_HDA_PATCH_LOADER */
1822 #ifndef CONFIG_SND_HDA_I915
1823 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
1824 dev_err(card->dev, "Haswell must build in CONFIG_SND_HDA_I915\n");
1828 schedule_work(&hda->probe_work);
1832 complete_all(&hda->probe_wait);
1836 snd_card_free(card);
1840 /* number of codec slots for each chipset: 0 = default slots (i.e. 4) */
1841 static unsigned int azx_max_codecs[AZX_NUM_DRIVERS] = {
1842 [AZX_DRIVER_NVIDIA] = 8,
1843 [AZX_DRIVER_TERA] = 1,
1846 static int azx_probe_continue(struct azx *chip)
1848 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1849 struct pci_dev *pci = chip->pci;
1850 int dev = chip->dev_index;
1853 /* Request power well for Haswell HDA controller and codec */
1854 if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) {
1855 #ifdef CONFIG_SND_HDA_I915
1856 err = hda_i915_init(hda);
1859 err = hda_display_power(hda, true);
1861 dev_err(chip->card->dev,
1862 "Cannot turn on display power on i915\n");
1868 err = azx_first_init(chip);
1872 #ifdef CONFIG_SND_HDA_INPUT_BEEP
1873 chip->beep_mode = beep_mode[dev];
1876 /* create codec instances */
1877 err = azx_bus_create(chip, model[dev]);
1881 err = azx_probe_codecs(chip, azx_max_codecs[chip->driver_type]);
1885 #ifdef CONFIG_SND_HDA_PATCH_LOADER
1887 err = snd_hda_load_patch(chip->bus, chip->fw->size,
1892 release_firmware(chip->fw); /* no longer needed */
1897 if ((probe_only[dev] & 1) == 0) {
1898 err = azx_codec_configure(chip);
1903 err = snd_card_register(chip->card);
1908 azx_add_card_list(chip);
1909 snd_hda_set_power_save(chip->bus, power_save * 1000);
1910 if (azx_has_pm_runtime(chip) || hda->use_vga_switcheroo)
1911 pm_runtime_put_noidle(&pci->dev);
1915 hda->init_failed = 1;
1916 complete_all(&hda->probe_wait);
1920 static void azx_remove(struct pci_dev *pci)
1922 struct snd_card *card = pci_get_drvdata(pci);
1925 snd_card_free(card);
1928 static void azx_shutdown(struct pci_dev *pci)
1930 struct snd_card *card = pci_get_drvdata(pci);
1935 chip = card->private_data;
1936 if (chip && chip->running)
1937 azx_stop_chip(chip);
1941 static const struct pci_device_id azx_ids[] = {
1943 { PCI_DEVICE(0x8086, 0x1c20),
1944 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM },
1946 { PCI_DEVICE(0x8086, 0x1d20),
1947 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM },
1949 { PCI_DEVICE(0x8086, 0x1e20),
1950 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM },
1952 { PCI_DEVICE(0x8086, 0x8c20),
1953 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1955 { PCI_DEVICE(0x8086, 0x8ca0),
1956 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1958 { PCI_DEVICE(0x8086, 0x8d20),
1959 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1960 { PCI_DEVICE(0x8086, 0x8d21),
1961 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1963 { PCI_DEVICE(0x8086, 0x9c20),
1964 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1966 { PCI_DEVICE(0x8086, 0x9c21),
1967 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1968 /* Wildcat Point-LP */
1969 { PCI_DEVICE(0x8086, 0x9ca0),
1970 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
1972 { PCI_DEVICE(0x8086, 0xa170),
1973 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE },
1974 /* Sunrise Point-LP */
1975 { PCI_DEVICE(0x8086, 0x9d70),
1976 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE },
1978 { PCI_DEVICE(0x8086, 0x0a0c),
1979 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },
1980 { PCI_DEVICE(0x8086, 0x0c0c),
1981 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },
1982 { PCI_DEVICE(0x8086, 0x0d0c),
1983 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },
1985 { PCI_DEVICE(0x8086, 0x160c),
1986 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_BROADWELL },
1988 { PCI_DEVICE(0x8086, 0x3b56),
1989 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM },
1991 { PCI_DEVICE(0x8086, 0x811b),
1992 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM },
1994 { PCI_DEVICE(0x8086, 0x080a),
1995 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM },
1997 { PCI_DEVICE(0x8086, 0x0f04),
1998 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_BAYTRAIL },
2000 { PCI_DEVICE(0x8086, 0x2284),
2001 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_BRASWELL },
2003 { PCI_DEVICE(0x8086, 0x2668),
2004 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH },
2006 { PCI_DEVICE(0x8086, 0x27d8),
2007 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH },
2009 { PCI_DEVICE(0x8086, 0x269a),
2010 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH },
2012 { PCI_DEVICE(0x8086, 0x284b),
2013 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH },
2015 { PCI_DEVICE(0x8086, 0x293e),
2016 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH },
2018 { PCI_DEVICE(0x8086, 0x293f),
2019 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH },
2021 { PCI_DEVICE(0x8086, 0x3a3e),
2022 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH },
2024 { PCI_DEVICE(0x8086, 0x3a6e),
2025 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH },
2027 { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_ANY_ID),
2028 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2029 .class_mask = 0xffffff,
2030 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_NO_ALIGN_BUFSIZE },
2031 /* ATI SB 450/600/700/800/900 */
2032 { PCI_DEVICE(0x1002, 0x437b),
2033 .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB },
2034 { PCI_DEVICE(0x1002, 0x4383),
2035 .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB },
2037 { PCI_DEVICE(0x1022, 0x780d),
2038 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB },
2040 { PCI_DEVICE(0x1002, 0x793b),
2041 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2042 { PCI_DEVICE(0x1002, 0x7919),
2043 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2044 { PCI_DEVICE(0x1002, 0x960f),
2045 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2046 { PCI_DEVICE(0x1002, 0x970f),
2047 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2048 { PCI_DEVICE(0x1002, 0xaa00),
2049 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2050 { PCI_DEVICE(0x1002, 0xaa08),
2051 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2052 { PCI_DEVICE(0x1002, 0xaa10),
2053 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2054 { PCI_DEVICE(0x1002, 0xaa18),
2055 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2056 { PCI_DEVICE(0x1002, 0xaa20),
2057 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2058 { PCI_DEVICE(0x1002, 0xaa28),
2059 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2060 { PCI_DEVICE(0x1002, 0xaa30),
2061 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2062 { PCI_DEVICE(0x1002, 0xaa38),
2063 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2064 { PCI_DEVICE(0x1002, 0xaa40),
2065 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2066 { PCI_DEVICE(0x1002, 0xaa48),
2067 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2068 { PCI_DEVICE(0x1002, 0xaa50),
2069 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2070 { PCI_DEVICE(0x1002, 0xaa58),
2071 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2072 { PCI_DEVICE(0x1002, 0xaa60),
2073 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2074 { PCI_DEVICE(0x1002, 0xaa68),
2075 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2076 { PCI_DEVICE(0x1002, 0xaa80),
2077 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2078 { PCI_DEVICE(0x1002, 0xaa88),
2079 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2080 { PCI_DEVICE(0x1002, 0xaa90),
2081 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2082 { PCI_DEVICE(0x1002, 0xaa98),
2083 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2084 { PCI_DEVICE(0x1002, 0x9902),
2085 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2086 { PCI_DEVICE(0x1002, 0xaaa0),
2087 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2088 { PCI_DEVICE(0x1002, 0xaaa8),
2089 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2090 { PCI_DEVICE(0x1002, 0xaab0),
2091 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2092 /* VIA VT8251/VT8237A */
2093 { PCI_DEVICE(0x1106, 0x3288),
2094 .driver_data = AZX_DRIVER_VIA | AZX_DCAPS_POSFIX_VIA },
2095 /* VIA GFX VT7122/VX900 */
2096 { PCI_DEVICE(0x1106, 0x9170), .driver_data = AZX_DRIVER_GENERIC },
2097 /* VIA GFX VT6122/VX11 */
2098 { PCI_DEVICE(0x1106, 0x9140), .driver_data = AZX_DRIVER_GENERIC },
2100 { PCI_DEVICE(0x1039, 0x7502), .driver_data = AZX_DRIVER_SIS },
2102 { PCI_DEVICE(0x10b9, 0x5461), .driver_data = AZX_DRIVER_ULI },
2104 { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID),
2105 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2106 .class_mask = 0xffffff,
2107 .driver_data = AZX_DRIVER_NVIDIA | AZX_DCAPS_PRESET_NVIDIA },
2109 { PCI_DEVICE(0x6549, 0x1200),
2110 .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT },
2111 { PCI_DEVICE(0x6549, 0x2200),
2112 .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT },
2113 /* Creative X-Fi (CA0110-IBG) */
2115 { PCI_DEVICE(0x1102, 0x0010),
2116 .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA },
2117 { PCI_DEVICE(0x1102, 0x0012),
2118 .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA },
2119 #if !IS_ENABLED(CONFIG_SND_CTXFI)
2120 /* the following entry conflicts with snd-ctxfi driver,
2121 * as ctxfi driver mutates from HD-audio to native mode with
2122 * a special command sequence.
2124 { PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_ANY_ID),
2125 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2126 .class_mask = 0xffffff,
2127 .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
2128 AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_POSFIX_LPIB },
2130 /* this entry seems still valid -- i.e. without emu20kx chip */
2131 { PCI_DEVICE(0x1102, 0x0009),
2132 .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
2133 AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_POSFIX_LPIB },
2136 { PCI_DEVICE(0x13f6, 0x5011),
2137 .driver_data = AZX_DRIVER_CMEDIA |
2138 AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB | AZX_DCAPS_SNOOP_OFF },
2140 { PCI_DEVICE(0x17f3, 0x3010), .driver_data = AZX_DRIVER_GENERIC },
2141 /* VMware HDAudio */
2142 { PCI_DEVICE(0x15ad, 0x1977), .driver_data = AZX_DRIVER_GENERIC },
2143 /* AMD/ATI Generic, PCI class code and Vendor ID for HD Audio */
2144 { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_ANY_ID),
2145 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2146 .class_mask = 0xffffff,
2147 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI },
2148 { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_ANY_ID),
2149 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2150 .class_mask = 0xffffff,
2151 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI },
2154 MODULE_DEVICE_TABLE(pci, azx_ids);
2156 /* pci_driver definition */
2157 static struct pci_driver azx_driver = {
2158 .name = KBUILD_MODNAME,
2159 .id_table = azx_ids,
2161 .remove = azx_remove,
2162 .shutdown = azx_shutdown,
2168 module_pci_driver(azx_driver);