1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 *
4 * hda_intel.c - Implementation of primary alsa driver code base
5 * for Intel HD Audio.
6 *
7 * Copyright(c) 2004 Intel Corporation
8 *
9 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
10 * PeiSen Hou <pshou@realtek.com.tw>
11 *
12 * CONTACTS:
13 *
14 * Matt Jared matt.jared@intel.com
15 * Andy Kopp andy.kopp@intel.com
16 * Dan Kogan dan.d.kogan@intel.com
17 *
18 * CHANGES:
19 *
20 * 2004.12.01 Major rewrite by tiwai, merged the work of pshou
21 */
22
23 #include <linux/delay.h>
24 #include <linux/interrupt.h>
25 #include <linux/kernel.h>
26 #include <linux/module.h>
27 #include <linux/dma-mapping.h>
28 #include <linux/moduleparam.h>
29 #include <linux/init.h>
30 #include <linux/slab.h>
31 #include <linux/pci.h>
32 #include <linux/mutex.h>
33 #include <linux/io.h>
34 #include <linux/pm_runtime.h>
35 #include <linux/clocksource.h>
36 #include <linux/time.h>
37 #include <linux/completion.h>
38 #include <linux/acpi.h>
39 #include <linux/pgtable.h>
40 #include <linux/dmi.h>
41
42 #ifdef CONFIG_X86
43 /* for snoop control */
44 #include <asm/set_memory.h>
45 #include <asm/cpufeature.h>
46 #endif
47 #include <sound/core.h>
48 #include <sound/initval.h>
49 #include <sound/hdaudio.h>
50 #include <sound/hda_i915.h>
51 #include <sound/intel-dsp-config.h>
52 #include <linux/vgaarb.h>
53 #include <linux/vga_switcheroo.h>
54 #include <linux/apple-gmux.h>
55 #include <linux/firmware.h>
56 #include <sound/hda_codec.h>
57 #include "hda_controller.h"
58 #include "hda_intel.h"
59
60 #define CREATE_TRACE_POINTS
61 #include "hda_intel_trace.h"
62
63 /* position fix mode */
64 enum {
65 POS_FIX_AUTO,
66 POS_FIX_LPIB,
67 POS_FIX_POSBUF,
68 POS_FIX_VIACOMBO,
69 POS_FIX_COMBO,
70 POS_FIX_SKL,
71 POS_FIX_FIFO,
72 };
73
74 /* Defines for ATI HD Audio support in SB450 south bridge */
75 #define ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR 0x42
76 #define ATI_SB450_HDAUDIO_ENABLE_SNOOP 0x02
77
78 /* Defines for Nvidia HDA support */
79 #define NVIDIA_HDA_TRANSREG_ADDR 0x4e
80 #define NVIDIA_HDA_ENABLE_COHBITS 0x0f
81 #define NVIDIA_HDA_ISTRM_COH 0x4d
82 #define NVIDIA_HDA_OSTRM_COH 0x4c
83 #define NVIDIA_HDA_ENABLE_COHBIT 0x01
84
85 /* Defines for Intel SCH HDA snoop control */
86 #define INTEL_HDA_CGCTL 0x48
87 #define INTEL_HDA_CGCTL_MISCBDCGE (0x1 << 6)
88 #define INTEL_SCH_HDA_DEVC 0x78
89 #define INTEL_SCH_HDA_DEVC_NOSNOOP (0x1<<11)
90
91 /* max number of SDs */
92 /* ICH, ATI and VIA have 4 playback and 4 capture */
93 #define ICH6_NUM_CAPTURE 4
94 #define ICH6_NUM_PLAYBACK 4
95
96 /* ULI has 6 playback and 5 capture */
97 #define ULI_NUM_CAPTURE 5
98 #define ULI_NUM_PLAYBACK 6
99
100 /* ATI HDMI may have up to 8 playbacks and 0 capture */
101 #define ATIHDMI_NUM_CAPTURE 0
102 #define ATIHDMI_NUM_PLAYBACK 8
103
104
105 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
106 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
107 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
108 static char *model[SNDRV_CARDS];
109 static int position_fix[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
110 static int bdl_pos_adj[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
111 static int probe_mask[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
112 static int probe_only[SNDRV_CARDS];
113 static int jackpoll_ms[SNDRV_CARDS];
114 static int single_cmd = -1;
115 static int enable_msi = -1;
116 #ifdef CONFIG_SND_HDA_PATCH_LOADER
117 static char *patch[SNDRV_CARDS];
118 #endif
119 #ifdef CONFIG_SND_HDA_INPUT_BEEP
120 static bool beep_mode[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] =
121 CONFIG_SND_HDA_INPUT_BEEP_MODE};
122 #endif
123 static bool dmic_detect = 1;
124 static bool ctl_dev_id = IS_ENABLED(CONFIG_SND_HDA_CTL_DEV_ID) ? 1 : 0;
125
126 module_param_array(index, int, NULL, 0444);
127 MODULE_PARM_DESC(index, "Index value for Intel HD audio interface.");
128 module_param_array(id, charp, NULL, 0444);
129 MODULE_PARM_DESC(id, "ID string for Intel HD audio interface.");
130 module_param_array(enable, bool, NULL, 0444);
131 MODULE_PARM_DESC(enable, "Enable Intel HD audio interface.");
132 module_param_array(model, charp, NULL, 0444);
133 MODULE_PARM_DESC(model, "Use the given board model.");
134 module_param_array(position_fix, int, NULL, 0444);
135 MODULE_PARM_DESC(position_fix, "DMA pointer read method."
136 "(-1 = system default, 0 = auto, 1 = LPIB, 2 = POSBUF, 3 = VIACOMBO, 4 = COMBO, 5 = SKL+, 6 = FIFO).");
137 module_param_array(bdl_pos_adj, int, NULL, 0644);
138 MODULE_PARM_DESC(bdl_pos_adj, "BDL position adjustment offset.");
139 module_param_array(probe_mask, int, NULL, 0444);
140 MODULE_PARM_DESC(probe_mask, "Bitmask to probe codecs (default = -1).");
141 module_param_array(probe_only, int, NULL, 0444);
142 MODULE_PARM_DESC(probe_only, "Only probing and no codec initialization.");
143 module_param_array(jackpoll_ms, int, NULL, 0444);
144 MODULE_PARM_DESC(jackpoll_ms, "Ms between polling for jack events (default = 0, using unsol events only)");
145 module_param(single_cmd, bint, 0444);
146 MODULE_PARM_DESC(single_cmd, "Use single command to communicate with codecs "
147 "(for debugging only).");
148 module_param(enable_msi, bint, 0444);
149 MODULE_PARM_DESC(enable_msi, "Enable Message Signaled Interrupt (MSI)");
150 #ifdef CONFIG_SND_HDA_PATCH_LOADER
151 module_param_array(patch, charp, NULL, 0444);
152 MODULE_PARM_DESC(patch, "Patch file for Intel HD audio interface.");
153 #endif
154 #ifdef CONFIG_SND_HDA_INPUT_BEEP
155 module_param_array(beep_mode, bool, NULL, 0444);
156 MODULE_PARM_DESC(beep_mode, "Select HDA Beep registration mode "
157 "(0=off, 1=on) (default=1).");
158 #endif
159 module_param(dmic_detect, bool, 0444);
160 MODULE_PARM_DESC(dmic_detect, "Allow DSP driver selection (bypass this driver) "
161 "(0=off, 1=on) (default=1); "
162 "deprecated, use snd-intel-dspcfg.dsp_driver option instead");
163 module_param(ctl_dev_id, bool, 0444);
164 MODULE_PARM_DESC(ctl_dev_id, "Use control device identifier (based on codec address).");
165
166 #ifdef CONFIG_PM
167 static int param_set_xint(const char *val, const struct kernel_param *kp);
168 static const struct kernel_param_ops param_ops_xint = {
169 .set = param_set_xint,
170 .get = param_get_int,
171 };
172 #define param_check_xint param_check_int
173
174 static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT;
175 module_param(power_save, xint, 0644);
176 MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
177 "(in second, 0 = disable).");
178
179 static int pm_blacklist = -1;
180 module_param(pm_blacklist, bint, 0644);
181 MODULE_PARM_DESC(pm_blacklist, "Enable power-management denylist");
182
183 /* reset the HD-audio controller in power save mode.
184 * this may give more power-saving, but will take longer time to
185 * wake up.
186 */
187 static bool power_save_controller = 1;
188 module_param(power_save_controller, bool, 0644);
189 MODULE_PARM_DESC(power_save_controller, "Reset controller in power save mode.");
190 #else /* CONFIG_PM */
191 #define power_save 0
192 #define pm_blacklist 0
193 #define power_save_controller false
194 #endif /* CONFIG_PM */
195
196 static int align_buffer_size = -1;
197 module_param(align_buffer_size, bint, 0644);
198 MODULE_PARM_DESC(align_buffer_size,
199 "Force buffer and period sizes to be multiple of 128 bytes.");
200
201 #ifdef CONFIG_X86
202 static int hda_snoop = -1;
203 module_param_named(snoop, hda_snoop, bint, 0444);
204 MODULE_PARM_DESC(snoop, "Enable/disable snooping");
205 #else
206 #define hda_snoop true
207 #endif
208
209
210 MODULE_LICENSE("GPL");
211 MODULE_DESCRIPTION("Intel HDA driver");
212
213 #if defined(CONFIG_PM) && defined(CONFIG_VGA_SWITCHEROO)
214 #if IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI)
215 #define SUPPORT_VGA_SWITCHEROO
216 #endif
217 #endif
218
219
220 /*
221 */
222
223 /* driver types */
224 enum {
225 AZX_DRIVER_ICH,
226 AZX_DRIVER_PCH,
227 AZX_DRIVER_SCH,
228 AZX_DRIVER_SKL,
229 AZX_DRIVER_HDMI,
230 AZX_DRIVER_ATI,
231 AZX_DRIVER_ATIHDMI,
232 AZX_DRIVER_ATIHDMI_NS,
233 AZX_DRIVER_GFHDMI,
234 AZX_DRIVER_VIA,
235 AZX_DRIVER_SIS,
236 AZX_DRIVER_ULI,
237 AZX_DRIVER_NVIDIA,
238 AZX_DRIVER_TERA,
239 AZX_DRIVER_CTX,
240 AZX_DRIVER_CTHDA,
241 AZX_DRIVER_CMEDIA,
242 AZX_DRIVER_ZHAOXIN,
243 AZX_DRIVER_LOONGSON,
244 AZX_DRIVER_GENERIC,
245 AZX_NUM_DRIVERS, /* keep this as last entry */
246 };
247
248 #define azx_get_snoop_type(chip) \
249 (((chip)->driver_caps & AZX_DCAPS_SNOOP_MASK) >> 10)
250 #define AZX_DCAPS_SNOOP_TYPE(type) ((AZX_SNOOP_TYPE_ ## type) << 10)
251
252 /* quirks for old Intel chipsets */
253 #define AZX_DCAPS_INTEL_ICH \
254 (AZX_DCAPS_OLD_SSYNC | AZX_DCAPS_NO_ALIGN_BUFSIZE)
255
256 /* quirks for Intel PCH */
257 #define AZX_DCAPS_INTEL_PCH_BASE \
258 (AZX_DCAPS_NO_ALIGN_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY |\
259 AZX_DCAPS_SNOOP_TYPE(SCH))
260
261 /* PCH up to IVB; no runtime PM; bind with i915 gfx */
262 #define AZX_DCAPS_INTEL_PCH_NOPM \
263 (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_I915_COMPONENT)
264
265 /* PCH for HSW/BDW; with runtime PM */
266 /* no i915 binding for this as HSW/BDW has another controller for HDMI */
267 #define AZX_DCAPS_INTEL_PCH \
268 (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME)
269
270 /* HSW HDMI */
271 #define AZX_DCAPS_INTEL_HASWELL \
272 (/*AZX_DCAPS_ALIGN_BUFSIZE |*/ AZX_DCAPS_COUNT_LPIB_DELAY |\
273 AZX_DCAPS_PM_RUNTIME | AZX_DCAPS_I915_COMPONENT |\
274 AZX_DCAPS_SNOOP_TYPE(SCH))
275
276 /* Broadwell HDMI can't use position buffer reliably, force to use LPIB */
277 #define AZX_DCAPS_INTEL_BROADWELL \
278 (/*AZX_DCAPS_ALIGN_BUFSIZE |*/ AZX_DCAPS_POSFIX_LPIB |\
279 AZX_DCAPS_PM_RUNTIME | AZX_DCAPS_I915_COMPONENT |\
280 AZX_DCAPS_SNOOP_TYPE(SCH))
281
282 #define AZX_DCAPS_INTEL_BAYTRAIL \
283 (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_I915_COMPONENT)
284
285 #define AZX_DCAPS_INTEL_BRASWELL \
286 (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME |\
287 AZX_DCAPS_I915_COMPONENT)
288
289 #define AZX_DCAPS_INTEL_SKYLAKE \
290 (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME |\
291 AZX_DCAPS_SEPARATE_STREAM_TAG | AZX_DCAPS_I915_COMPONENT)
292
293 #define AZX_DCAPS_INTEL_BROXTON AZX_DCAPS_INTEL_SKYLAKE
294
295 #define AZX_DCAPS_INTEL_LNL \
296 (AZX_DCAPS_INTEL_SKYLAKE | AZX_DCAPS_PIO_COMMANDS)
297
298 /* quirks for ATI SB / AMD Hudson */
299 #define AZX_DCAPS_PRESET_ATI_SB \
300 (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_POSFIX_LPIB |\
301 AZX_DCAPS_SNOOP_TYPE(ATI))
302
303 /* quirks for ATI/AMD HDMI */
304 #define AZX_DCAPS_PRESET_ATI_HDMI \
305 (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_POSFIX_LPIB|\
306 AZX_DCAPS_NO_MSI64)
307
308 /* quirks for ATI HDMI with snoop off */
309 #define AZX_DCAPS_PRESET_ATI_HDMI_NS \
310 (AZX_DCAPS_PRESET_ATI_HDMI | AZX_DCAPS_SNOOP_OFF)
311
312 /* quirks for AMD SB */
313 #define AZX_DCAPS_PRESET_AMD_SB \
314 (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_AMD_WORKAROUND |\
315 AZX_DCAPS_SNOOP_TYPE(ATI) | AZX_DCAPS_PM_RUNTIME |\
316 AZX_DCAPS_RETRY_PROBE)
317
318 /* quirks for Nvidia */
319 #define AZX_DCAPS_PRESET_NVIDIA \
320 (AZX_DCAPS_NO_MSI | AZX_DCAPS_CORBRP_SELF_CLEAR |\
321 AZX_DCAPS_SNOOP_TYPE(NVIDIA))
322
323 #define AZX_DCAPS_PRESET_CTHDA \
324 (AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB |\
325 AZX_DCAPS_NO_64BIT |\
326 AZX_DCAPS_4K_BDLE_BOUNDARY | AZX_DCAPS_SNOOP_OFF)
327
328 /*
329 * vga_switcheroo support
330 */
331 #ifdef SUPPORT_VGA_SWITCHEROO
332 #define use_vga_switcheroo(chip) ((chip)->use_vga_switcheroo)
333 #define needs_eld_notify_link(chip) ((chip)->bus.keep_power)
334 #else
335 #define use_vga_switcheroo(chip) 0
336 #define needs_eld_notify_link(chip) false
337 #endif
338
339 static const char * const driver_short_names[] = {
340 [AZX_DRIVER_ICH] = "HDA Intel",
341 [AZX_DRIVER_PCH] = "HDA Intel PCH",
342 [AZX_DRIVER_SCH] = "HDA Intel MID",
343 [AZX_DRIVER_SKL] = "HDA Intel PCH", /* kept old name for compatibility */
344 [AZX_DRIVER_HDMI] = "HDA Intel HDMI",
345 [AZX_DRIVER_ATI] = "HDA ATI SB",
346 [AZX_DRIVER_ATIHDMI] = "HDA ATI HDMI",
347 [AZX_DRIVER_ATIHDMI_NS] = "HDA ATI HDMI",
348 [AZX_DRIVER_GFHDMI] = "HDA GF HDMI",
349 [AZX_DRIVER_VIA] = "HDA VIA VT82xx",
350 [AZX_DRIVER_SIS] = "HDA SIS966",
351 [AZX_DRIVER_ULI] = "HDA ULI M5461",
352 [AZX_DRIVER_NVIDIA] = "HDA NVidia",
353 [AZX_DRIVER_TERA] = "HDA Teradici",
354 [AZX_DRIVER_CTX] = "HDA Creative",
355 [AZX_DRIVER_CTHDA] = "HDA Creative",
356 [AZX_DRIVER_CMEDIA] = "HDA C-Media",
357 [AZX_DRIVER_ZHAOXIN] = "HDA Zhaoxin",
358 [AZX_DRIVER_LOONGSON] = "HDA Loongson",
359 [AZX_DRIVER_GENERIC] = "HD-Audio Generic",
360 };
361
362 static int azx_acquire_irq(struct azx *chip, int do_disconnect);
363 static void set_default_power_save(struct azx *chip);
364
365 /*
366 * initialize the PCI registers
367 */
368 /* update bits in a PCI register byte */
update_pci_byte(struct pci_dev * pci,unsigned int reg,unsigned char mask,unsigned char val)369 static void update_pci_byte(struct pci_dev *pci, unsigned int reg,
370 unsigned char mask, unsigned char val)
371 {
372 unsigned char data;
373
374 pci_read_config_byte(pci, reg, &data);
375 data &= ~mask;
376 data |= (val & mask);
377 pci_write_config_byte(pci, reg, data);
378 }
379
azx_init_pci(struct azx * chip)380 static void azx_init_pci(struct azx *chip)
381 {
382 int snoop_type = azx_get_snoop_type(chip);
383
384 /* Clear bits 0-2 of PCI register TCSEL (at offset 0x44)
385 * TCSEL == Traffic Class Select Register, which sets PCI express QOS
386 * Ensuring these bits are 0 clears playback static on some HD Audio
387 * codecs.
388 * The PCI register TCSEL is defined in the Intel manuals.
389 */
390 if (!(chip->driver_caps & AZX_DCAPS_NO_TCSEL)) {
391 dev_dbg(chip->card->dev, "Clearing TCSEL\n");
392 update_pci_byte(chip->pci, AZX_PCIREG_TCSEL, 0x07, 0);
393 }
394
395 /* For ATI SB450/600/700/800/900 and AMD Hudson azalia HD audio,
396 * we need to enable snoop.
397 */
398 if (snoop_type == AZX_SNOOP_TYPE_ATI) {
399 dev_dbg(chip->card->dev, "Setting ATI snoop: %d\n",
400 azx_snoop(chip));
401 update_pci_byte(chip->pci,
402 ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR, 0x07,
403 azx_snoop(chip) ? ATI_SB450_HDAUDIO_ENABLE_SNOOP : 0);
404 }
405
406 /* For NVIDIA HDA, enable snoop */
407 if (snoop_type == AZX_SNOOP_TYPE_NVIDIA) {
408 dev_dbg(chip->card->dev, "Setting Nvidia snoop: %d\n",
409 azx_snoop(chip));
410 update_pci_byte(chip->pci,
411 NVIDIA_HDA_TRANSREG_ADDR,
412 0x0f, NVIDIA_HDA_ENABLE_COHBITS);
413 update_pci_byte(chip->pci,
414 NVIDIA_HDA_ISTRM_COH,
415 0x01, NVIDIA_HDA_ENABLE_COHBIT);
416 update_pci_byte(chip->pci,
417 NVIDIA_HDA_OSTRM_COH,
418 0x01, NVIDIA_HDA_ENABLE_COHBIT);
419 }
420
421 /* Enable SCH/PCH snoop if needed */
422 if (snoop_type == AZX_SNOOP_TYPE_SCH) {
423 unsigned short snoop;
424 pci_read_config_word(chip->pci, INTEL_SCH_HDA_DEVC, &snoop);
425 if ((!azx_snoop(chip) && !(snoop & INTEL_SCH_HDA_DEVC_NOSNOOP)) ||
426 (azx_snoop(chip) && (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP))) {
427 snoop &= ~INTEL_SCH_HDA_DEVC_NOSNOOP;
428 if (!azx_snoop(chip))
429 snoop |= INTEL_SCH_HDA_DEVC_NOSNOOP;
430 pci_write_config_word(chip->pci, INTEL_SCH_HDA_DEVC, snoop);
431 pci_read_config_word(chip->pci,
432 INTEL_SCH_HDA_DEVC, &snoop);
433 }
434 dev_dbg(chip->card->dev, "SCH snoop: %s\n",
435 (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP) ?
436 "Disabled" : "Enabled");
437 }
438 }
439
440 /*
441 * In BXT-P A0, HD-Audio DMA requests is later than expected,
442 * and makes an audio stream sensitive to system latencies when
443 * 24/32 bits are playing.
444 * Adjusting threshold of DMA fifo to force the DMA request
445 * sooner to improve latency tolerance at the expense of power.
446 */
bxt_reduce_dma_latency(struct azx * chip)447 static void bxt_reduce_dma_latency(struct azx *chip)
448 {
449 u32 val;
450
451 val = azx_readl(chip, VS_EM4L);
452 val &= (0x3 << 20);
453 azx_writel(chip, VS_EM4L, val);
454 }
455
456 /*
457 * ML_LCAP bits:
458 * bit 0: 6 MHz Supported
459 * bit 1: 12 MHz Supported
460 * bit 2: 24 MHz Supported
461 * bit 3: 48 MHz Supported
462 * bit 4: 96 MHz Supported
463 * bit 5: 192 MHz Supported
464 */
intel_get_lctl_scf(struct azx * chip)465 static int intel_get_lctl_scf(struct azx *chip)
466 {
467 struct hdac_bus *bus = azx_bus(chip);
468 static const int preferred_bits[] = { 2, 3, 1, 4, 5 };
469 u32 val, t;
470 int i;
471
472 val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCAP);
473
474 for (i = 0; i < ARRAY_SIZE(preferred_bits); i++) {
475 t = preferred_bits[i];
476 if (val & (1 << t))
477 return t;
478 }
479
480 dev_warn(chip->card->dev, "set audio clock frequency to 6MHz");
481 return 0;
482 }
483
intel_ml_lctl_set_power(struct azx * chip,int state)484 static int intel_ml_lctl_set_power(struct azx *chip, int state)
485 {
486 struct hdac_bus *bus = azx_bus(chip);
487 u32 val;
488 int timeout;
489
490 /*
491 * Changes to LCTL.SCF are only needed for the first multi-link dealing
492 * with external codecs
493 */
494 val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
495 val &= ~AZX_ML_LCTL_SPA;
496 val |= state << AZX_ML_LCTL_SPA_SHIFT;
497 writel(val, bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
498 /* wait for CPA */
499 timeout = 50;
500 while (timeout) {
501 if (((readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL)) &
502 AZX_ML_LCTL_CPA) == (state << AZX_ML_LCTL_CPA_SHIFT))
503 return 0;
504 timeout--;
505 udelay(10);
506 }
507
508 return -1;
509 }
510
intel_init_lctl(struct azx * chip)511 static void intel_init_lctl(struct azx *chip)
512 {
513 struct hdac_bus *bus = azx_bus(chip);
514 u32 val;
515 int ret;
516
517 /* 0. check lctl register value is correct or not */
518 val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
519 /* only perform additional configurations if the SCF is initially based on 6MHz */
520 if ((val & AZX_ML_LCTL_SCF) != 0)
521 return;
522
523 /*
524 * Before operating on SPA, CPA must match SPA.
525 * Any deviation may result in undefined behavior.
526 */
527 if (((val & AZX_ML_LCTL_SPA) >> AZX_ML_LCTL_SPA_SHIFT) !=
528 ((val & AZX_ML_LCTL_CPA) >> AZX_ML_LCTL_CPA_SHIFT))
529 return;
530
531 /* 1. turn link down: set SPA to 0 and wait CPA to 0 */
532 ret = intel_ml_lctl_set_power(chip, 0);
533 udelay(100);
534 if (ret)
535 goto set_spa;
536
537 /* 2. update SCF to select an audio clock different from 6MHz */
538 val &= ~AZX_ML_LCTL_SCF;
539 val |= intel_get_lctl_scf(chip);
540 writel(val, bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
541
542 set_spa:
543 /* 4. turn link up: set SPA to 1 and wait CPA to 1 */
544 intel_ml_lctl_set_power(chip, 1);
545 udelay(100);
546 }
547
hda_intel_init_chip(struct azx * chip,bool full_reset)548 static void hda_intel_init_chip(struct azx *chip, bool full_reset)
549 {
550 struct hdac_bus *bus = azx_bus(chip);
551 struct pci_dev *pci = chip->pci;
552 u32 val;
553
554 snd_hdac_set_codec_wakeup(bus, true);
555 if (chip->driver_type == AZX_DRIVER_SKL) {
556 pci_read_config_dword(pci, INTEL_HDA_CGCTL, &val);
557 val = val & ~INTEL_HDA_CGCTL_MISCBDCGE;
558 pci_write_config_dword(pci, INTEL_HDA_CGCTL, val);
559 }
560 azx_init_chip(chip, full_reset);
561 if (chip->driver_type == AZX_DRIVER_SKL) {
562 pci_read_config_dword(pci, INTEL_HDA_CGCTL, &val);
563 val = val | INTEL_HDA_CGCTL_MISCBDCGE;
564 pci_write_config_dword(pci, INTEL_HDA_CGCTL, val);
565 }
566
567 snd_hdac_set_codec_wakeup(bus, false);
568
569 /* reduce dma latency to avoid noise */
570 if (HDA_CONTROLLER_IS_APL(pci))
571 bxt_reduce_dma_latency(chip);
572
573 if (bus->mlcap != NULL)
574 intel_init_lctl(chip);
575 }
576
577 /* calculate runtime delay from LPIB */
azx_get_delay_from_lpib(struct azx * chip,struct azx_dev * azx_dev,unsigned int pos)578 static int azx_get_delay_from_lpib(struct azx *chip, struct azx_dev *azx_dev,
579 unsigned int pos)
580 {
581 struct snd_pcm_substream *substream = azx_dev->core.substream;
582 int stream = substream->stream;
583 unsigned int lpib_pos = azx_get_pos_lpib(chip, azx_dev);
584 int delay;
585
586 if (stream == SNDRV_PCM_STREAM_PLAYBACK)
587 delay = pos - lpib_pos;
588 else
589 delay = lpib_pos - pos;
590 if (delay < 0) {
591 if (delay >= azx_dev->core.delay_negative_threshold)
592 delay = 0;
593 else
594 delay += azx_dev->core.bufsize;
595 }
596
597 if (delay >= azx_dev->core.period_bytes) {
598 dev_info(chip->card->dev,
599 "Unstable LPIB (%d >= %d); disabling LPIB delay counting\n",
600 delay, azx_dev->core.period_bytes);
601 delay = 0;
602 chip->driver_caps &= ~AZX_DCAPS_COUNT_LPIB_DELAY;
603 chip->get_delay[stream] = NULL;
604 }
605
606 return bytes_to_frames(substream->runtime, delay);
607 }
608
609 static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev);
610
611 /* called from IRQ */
azx_position_check(struct azx * chip,struct azx_dev * azx_dev)612 static int azx_position_check(struct azx *chip, struct azx_dev *azx_dev)
613 {
614 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
615 int ok;
616
617 ok = azx_position_ok(chip, azx_dev);
618 if (ok == 1) {
619 azx_dev->irq_pending = 0;
620 return ok;
621 } else if (ok == 0) {
622 /* bogus IRQ, process it later */
623 azx_dev->irq_pending = 1;
624 schedule_work(&hda->irq_pending_work);
625 }
626 return 0;
627 }
628
629 #define display_power(chip, enable) \
630 snd_hdac_display_power(azx_bus(chip), HDA_CODEC_IDX_CONTROLLER, enable)
631
632 /*
633 * Check whether the current DMA position is acceptable for updating
634 * periods. Returns non-zero if it's OK.
635 *
636 * Many HD-audio controllers appear pretty inaccurate about
637 * the update-IRQ timing. The IRQ is issued before actually the
638 * data is processed. So, we need to process it afterwords in a
639 * workqueue.
640 *
641 * Returns 1 if OK to proceed, 0 for delay handling, -1 for skipping update
642 */
azx_position_ok(struct azx * chip,struct azx_dev * azx_dev)643 static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev)
644 {
645 struct snd_pcm_substream *substream = azx_dev->core.substream;
646 struct snd_pcm_runtime *runtime = substream->runtime;
647 int stream = substream->stream;
648 u32 wallclk;
649 unsigned int pos;
650 snd_pcm_uframes_t hwptr, target;
651
652 /*
653 * The value of the WALLCLK register is always 0
654 * on the Loongson controller, so we return directly.
655 */
656 if (chip->driver_type == AZX_DRIVER_LOONGSON)
657 return 1;
658
659 wallclk = azx_readl(chip, WALLCLK) - azx_dev->core.start_wallclk;
660 if (wallclk < (azx_dev->core.period_wallclk * 2) / 3)
661 return -1; /* bogus (too early) interrupt */
662
663 if (chip->get_position[stream])
664 pos = chip->get_position[stream](chip, azx_dev);
665 else { /* use the position buffer as default */
666 pos = azx_get_pos_posbuf(chip, azx_dev);
667 if (!pos || pos == (u32)-1) {
668 dev_info(chip->card->dev,
669 "Invalid position buffer, using LPIB read method instead.\n");
670 chip->get_position[stream] = azx_get_pos_lpib;
671 if (chip->get_position[0] == azx_get_pos_lpib &&
672 chip->get_position[1] == azx_get_pos_lpib)
673 azx_bus(chip)->use_posbuf = false;
674 pos = azx_get_pos_lpib(chip, azx_dev);
675 chip->get_delay[stream] = NULL;
676 } else {
677 chip->get_position[stream] = azx_get_pos_posbuf;
678 if (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY)
679 chip->get_delay[stream] = azx_get_delay_from_lpib;
680 }
681 }
682
683 if (pos >= azx_dev->core.bufsize)
684 pos = 0;
685
686 if (WARN_ONCE(!azx_dev->core.period_bytes,
687 "hda-intel: zero azx_dev->period_bytes"))
688 return -1; /* this shouldn't happen! */
689 if (wallclk < (azx_dev->core.period_wallclk * 5) / 4 &&
690 pos % azx_dev->core.period_bytes > azx_dev->core.period_bytes / 2)
691 /* NG - it's below the first next period boundary */
692 return chip->bdl_pos_adj ? 0 : -1;
693 azx_dev->core.start_wallclk += wallclk;
694
695 if (azx_dev->core.no_period_wakeup)
696 return 1; /* OK, no need to check period boundary */
697
698 if (runtime->hw_ptr_base != runtime->hw_ptr_interrupt)
699 return 1; /* OK, already in hwptr updating process */
700
701 /* check whether the period gets really elapsed */
702 pos = bytes_to_frames(runtime, pos);
703 hwptr = runtime->hw_ptr_base + pos;
704 if (hwptr < runtime->status->hw_ptr)
705 hwptr += runtime->buffer_size;
706 target = runtime->hw_ptr_interrupt + runtime->period_size;
707 if (hwptr < target) {
708 /* too early wakeup, process it later */
709 return chip->bdl_pos_adj ? 0 : -1;
710 }
711
712 return 1; /* OK, it's fine */
713 }
714
715 /*
716 * The work for pending PCM period updates.
717 */
azx_irq_pending_work(struct work_struct * work)718 static void azx_irq_pending_work(struct work_struct *work)
719 {
720 struct hda_intel *hda = container_of(work, struct hda_intel, irq_pending_work);
721 struct azx *chip = &hda->chip;
722 struct hdac_bus *bus = azx_bus(chip);
723 struct hdac_stream *s;
724 int pending, ok;
725
726 if (!hda->irq_pending_warned) {
727 dev_info(chip->card->dev,
728 "IRQ timing workaround is activated for card #%d. Suggest a bigger bdl_pos_adj.\n",
729 chip->card->number);
730 hda->irq_pending_warned = 1;
731 }
732
733 for (;;) {
734 pending = 0;
735 spin_lock_irq(&bus->reg_lock);
736 list_for_each_entry(s, &bus->stream_list, list) {
737 struct azx_dev *azx_dev = stream_to_azx_dev(s);
738 if (!azx_dev->irq_pending ||
739 !s->substream ||
740 !s->running)
741 continue;
742 ok = azx_position_ok(chip, azx_dev);
743 if (ok > 0) {
744 azx_dev->irq_pending = 0;
745 spin_unlock(&bus->reg_lock);
746 snd_pcm_period_elapsed(s->substream);
747 spin_lock(&bus->reg_lock);
748 } else if (ok < 0) {
749 pending = 0; /* too early */
750 } else
751 pending++;
752 }
753 spin_unlock_irq(&bus->reg_lock);
754 if (!pending)
755 return;
756 msleep(1);
757 }
758 }
759
760 /* clear irq_pending flags and assure no on-going workq */
azx_clear_irq_pending(struct azx * chip)761 static void azx_clear_irq_pending(struct azx *chip)
762 {
763 struct hdac_bus *bus = azx_bus(chip);
764 struct hdac_stream *s;
765
766 spin_lock_irq(&bus->reg_lock);
767 list_for_each_entry(s, &bus->stream_list, list) {
768 struct azx_dev *azx_dev = stream_to_azx_dev(s);
769 azx_dev->irq_pending = 0;
770 }
771 spin_unlock_irq(&bus->reg_lock);
772 }
773
azx_acquire_irq(struct azx * chip,int do_disconnect)774 static int azx_acquire_irq(struct azx *chip, int do_disconnect)
775 {
776 struct hdac_bus *bus = azx_bus(chip);
777
778 if (request_irq(chip->pci->irq, azx_interrupt,
779 chip->msi ? 0 : IRQF_SHARED,
780 chip->card->irq_descr, chip)) {
781 dev_err(chip->card->dev,
782 "unable to grab IRQ %d, disabling device\n",
783 chip->pci->irq);
784 if (do_disconnect)
785 snd_card_disconnect(chip->card);
786 return -1;
787 }
788 bus->irq = chip->pci->irq;
789 chip->card->sync_irq = bus->irq;
790 pci_intx(chip->pci, !chip->msi);
791 return 0;
792 }
793
794 /* get the current DMA position with correction on VIA chips */
azx_via_get_position(struct azx * chip,struct azx_dev * azx_dev)795 static unsigned int azx_via_get_position(struct azx *chip,
796 struct azx_dev *azx_dev)
797 {
798 unsigned int link_pos, mini_pos, bound_pos;
799 unsigned int mod_link_pos, mod_dma_pos, mod_mini_pos;
800 unsigned int fifo_size;
801
802 link_pos = snd_hdac_stream_get_pos_lpib(azx_stream(azx_dev));
803 if (azx_dev->core.substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
804 /* Playback, no problem using link position */
805 return link_pos;
806 }
807
808 /* Capture */
809 /* For new chipset,
810 * use mod to get the DMA position just like old chipset
811 */
812 mod_dma_pos = le32_to_cpu(*azx_dev->core.posbuf);
813 mod_dma_pos %= azx_dev->core.period_bytes;
814
815 fifo_size = azx_stream(azx_dev)->fifo_size;
816
817 if (azx_dev->insufficient) {
818 /* Link position never gather than FIFO size */
819 if (link_pos <= fifo_size)
820 return 0;
821
822 azx_dev->insufficient = 0;
823 }
824
825 if (link_pos <= fifo_size)
826 mini_pos = azx_dev->core.bufsize + link_pos - fifo_size;
827 else
828 mini_pos = link_pos - fifo_size;
829
830 /* Find nearest previous boudary */
831 mod_mini_pos = mini_pos % azx_dev->core.period_bytes;
832 mod_link_pos = link_pos % azx_dev->core.period_bytes;
833 if (mod_link_pos >= fifo_size)
834 bound_pos = link_pos - mod_link_pos;
835 else if (mod_dma_pos >= mod_mini_pos)
836 bound_pos = mini_pos - mod_mini_pos;
837 else {
838 bound_pos = mini_pos - mod_mini_pos + azx_dev->core.period_bytes;
839 if (bound_pos >= azx_dev->core.bufsize)
840 bound_pos = 0;
841 }
842
843 /* Calculate real DMA position we want */
844 return bound_pos + mod_dma_pos;
845 }
846
847 #define AMD_FIFO_SIZE 32
848
849 /* get the current DMA position with FIFO size correction */
azx_get_pos_fifo(struct azx * chip,struct azx_dev * azx_dev)850 static unsigned int azx_get_pos_fifo(struct azx *chip, struct azx_dev *azx_dev)
851 {
852 struct snd_pcm_substream *substream = azx_dev->core.substream;
853 struct snd_pcm_runtime *runtime = substream->runtime;
854 unsigned int pos, delay;
855
856 pos = snd_hdac_stream_get_pos_lpib(azx_stream(azx_dev));
857 if (!runtime)
858 return pos;
859
860 runtime->delay = AMD_FIFO_SIZE;
861 delay = frames_to_bytes(runtime, AMD_FIFO_SIZE);
862 if (azx_dev->insufficient) {
863 if (pos < delay) {
864 delay = pos;
865 runtime->delay = bytes_to_frames(runtime, pos);
866 } else {
867 azx_dev->insufficient = 0;
868 }
869 }
870
871 /* correct the DMA position for capture stream */
872 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
873 if (pos < delay)
874 pos += azx_dev->core.bufsize;
875 pos -= delay;
876 }
877
878 return pos;
879 }
880
azx_get_delay_from_fifo(struct azx * chip,struct azx_dev * azx_dev,unsigned int pos)881 static int azx_get_delay_from_fifo(struct azx *chip, struct azx_dev *azx_dev,
882 unsigned int pos)
883 {
884 struct snd_pcm_substream *substream = azx_dev->core.substream;
885
886 /* just read back the calculated value in the above */
887 return substream->runtime->delay;
888 }
889
__azx_shutdown_chip(struct azx * chip,bool skip_link_reset)890 static void __azx_shutdown_chip(struct azx *chip, bool skip_link_reset)
891 {
892 azx_stop_chip(chip);
893 if (!skip_link_reset)
894 azx_enter_link_reset(chip);
895 azx_clear_irq_pending(chip);
896 display_power(chip, false);
897 }
898
899 static DEFINE_MUTEX(card_list_lock);
900 static LIST_HEAD(card_list);
901
azx_shutdown_chip(struct azx * chip)902 static void azx_shutdown_chip(struct azx *chip)
903 {
904 __azx_shutdown_chip(chip, false);
905 }
906
azx_add_card_list(struct azx * chip)907 static void azx_add_card_list(struct azx *chip)
908 {
909 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
910 mutex_lock(&card_list_lock);
911 list_add(&hda->list, &card_list);
912 mutex_unlock(&card_list_lock);
913 }
914
azx_del_card_list(struct azx * chip)915 static void azx_del_card_list(struct azx *chip)
916 {
917 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
918 mutex_lock(&card_list_lock);
919 list_del_init(&hda->list);
920 mutex_unlock(&card_list_lock);
921 }
922
923 /* trigger power-save check at writing parameter */
param_set_xint(const char * val,const struct kernel_param * kp)924 static int __maybe_unused param_set_xint(const char *val, const struct kernel_param *kp)
925 {
926 struct hda_intel *hda;
927 struct azx *chip;
928 int prev = power_save;
929 int ret = param_set_int(val, kp);
930
931 if (ret || prev == power_save)
932 return ret;
933
934 if (pm_blacklist > 0)
935 return 0;
936
937 mutex_lock(&card_list_lock);
938 list_for_each_entry(hda, &card_list, list) {
939 chip = &hda->chip;
940 if (!hda->probe_continued || chip->disabled ||
941 hda->runtime_pm_disabled)
942 continue;
943 snd_hda_set_power_save(&chip->bus, power_save * 1000);
944 }
945 mutex_unlock(&card_list_lock);
946 return 0;
947 }
948
949 /*
950 * power management
951 */
azx_is_pm_ready(struct snd_card * card)952 static bool azx_is_pm_ready(struct snd_card *card)
953 {
954 struct azx *chip;
955 struct hda_intel *hda;
956
957 if (!card)
958 return false;
959 chip = card->private_data;
960 hda = container_of(chip, struct hda_intel, chip);
961 if (chip->disabled || hda->init_failed || !chip->running)
962 return false;
963 return true;
964 }
965
__azx_runtime_resume(struct azx * chip)966 static void __azx_runtime_resume(struct azx *chip)
967 {
968 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
969 struct hdac_bus *bus = azx_bus(chip);
970 struct hda_codec *codec;
971 int status;
972
973 display_power(chip, true);
974 if (hda->need_i915_power)
975 snd_hdac_i915_set_bclk(bus);
976
977 /* Read STATESTS before controller reset */
978 status = azx_readw(chip, STATESTS);
979
980 azx_init_pci(chip);
981 hda_intel_init_chip(chip, true);
982
983 /* Avoid codec resume if runtime resume is for system suspend */
984 if (!chip->pm_prepared) {
985 list_for_each_codec(codec, &chip->bus) {
986 if (codec->relaxed_resume)
987 continue;
988
989 if (codec->forced_resume || (status & (1 << codec->addr)))
990 pm_request_resume(hda_codec_dev(codec));
991 }
992 }
993
994 /* power down again for link-controlled chips */
995 if (!hda->need_i915_power)
996 display_power(chip, false);
997 }
998
azx_prepare(struct device * dev)999 static int azx_prepare(struct device *dev)
1000 {
1001 struct snd_card *card = dev_get_drvdata(dev);
1002 struct azx *chip;
1003
1004 if (!azx_is_pm_ready(card))
1005 return 0;
1006
1007 chip = card->private_data;
1008 chip->pm_prepared = 1;
1009 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1010
1011 flush_work(&azx_bus(chip)->unsol_work);
1012
1013 /* HDA controller always requires different WAKEEN for runtime suspend
1014 * and system suspend, so don't use direct-complete here.
1015 */
1016 return 0;
1017 }
1018
azx_complete(struct device * dev)1019 static void azx_complete(struct device *dev)
1020 {
1021 struct snd_card *card = dev_get_drvdata(dev);
1022 struct azx *chip;
1023
1024 if (!azx_is_pm_ready(card))
1025 return;
1026
1027 chip = card->private_data;
1028 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1029 chip->pm_prepared = 0;
1030 }
1031
azx_suspend(struct device * dev)1032 static int azx_suspend(struct device *dev)
1033 {
1034 struct snd_card *card = dev_get_drvdata(dev);
1035 struct azx *chip;
1036 struct hdac_bus *bus;
1037
1038 if (!azx_is_pm_ready(card))
1039 return 0;
1040
1041 chip = card->private_data;
1042 bus = azx_bus(chip);
1043 azx_shutdown_chip(chip);
1044 if (bus->irq >= 0) {
1045 free_irq(bus->irq, chip);
1046 bus->irq = -1;
1047 chip->card->sync_irq = -1;
1048 }
1049
1050 if (chip->msi)
1051 pci_disable_msi(chip->pci);
1052
1053 trace_azx_suspend(chip);
1054 return 0;
1055 }
1056
azx_resume(struct device * dev)1057 static int __maybe_unused azx_resume(struct device *dev)
1058 {
1059 struct snd_card *card = dev_get_drvdata(dev);
1060 struct azx *chip;
1061
1062 if (!azx_is_pm_ready(card))
1063 return 0;
1064
1065 chip = card->private_data;
1066 if (chip->msi)
1067 if (pci_enable_msi(chip->pci) < 0)
1068 chip->msi = 0;
1069 if (azx_acquire_irq(chip, 1) < 0)
1070 return -EIO;
1071
1072 __azx_runtime_resume(chip);
1073
1074 trace_azx_resume(chip);
1075 return 0;
1076 }
1077
1078 /* put codec down to D3 at hibernation for Intel SKL+;
1079 * otherwise BIOS may still access the codec and screw up the driver
1080 */
azx_freeze_noirq(struct device * dev)1081 static int azx_freeze_noirq(struct device *dev)
1082 {
1083 struct snd_card *card = dev_get_drvdata(dev);
1084 struct azx *chip = card->private_data;
1085 struct pci_dev *pci = to_pci_dev(dev);
1086
1087 if (!azx_is_pm_ready(card))
1088 return 0;
1089 if (chip->driver_type == AZX_DRIVER_SKL)
1090 pci_set_power_state(pci, PCI_D3hot);
1091
1092 return 0;
1093 }
1094
azx_thaw_noirq(struct device * dev)1095 static int azx_thaw_noirq(struct device *dev)
1096 {
1097 struct snd_card *card = dev_get_drvdata(dev);
1098 struct azx *chip = card->private_data;
1099 struct pci_dev *pci = to_pci_dev(dev);
1100
1101 if (!azx_is_pm_ready(card))
1102 return 0;
1103 if (chip->driver_type == AZX_DRIVER_SKL)
1104 pci_set_power_state(pci, PCI_D0);
1105
1106 return 0;
1107 }
1108
azx_runtime_suspend(struct device * dev)1109 static int __maybe_unused azx_runtime_suspend(struct device *dev)
1110 {
1111 struct snd_card *card = dev_get_drvdata(dev);
1112 struct azx *chip;
1113
1114 if (!azx_is_pm_ready(card))
1115 return 0;
1116 chip = card->private_data;
1117
1118 /* enable controller wake up event */
1119 azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) | STATESTS_INT_MASK);
1120
1121 azx_shutdown_chip(chip);
1122 trace_azx_runtime_suspend(chip);
1123 return 0;
1124 }
1125
azx_runtime_resume(struct device * dev)1126 static int __maybe_unused azx_runtime_resume(struct device *dev)
1127 {
1128 struct snd_card *card = dev_get_drvdata(dev);
1129 struct azx *chip;
1130
1131 if (!azx_is_pm_ready(card))
1132 return 0;
1133 chip = card->private_data;
1134 __azx_runtime_resume(chip);
1135
1136 /* disable controller Wake Up event*/
1137 azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) & ~STATESTS_INT_MASK);
1138
1139 trace_azx_runtime_resume(chip);
1140 return 0;
1141 }
1142
azx_runtime_idle(struct device * dev)1143 static int __maybe_unused azx_runtime_idle(struct device *dev)
1144 {
1145 struct snd_card *card = dev_get_drvdata(dev);
1146 struct azx *chip;
1147 struct hda_intel *hda;
1148
1149 if (!card)
1150 return 0;
1151
1152 chip = card->private_data;
1153 hda = container_of(chip, struct hda_intel, chip);
1154 if (chip->disabled || hda->init_failed)
1155 return 0;
1156
1157 if (!power_save_controller || !azx_has_pm_runtime(chip) ||
1158 azx_bus(chip)->codec_powered || !chip->running)
1159 return -EBUSY;
1160
1161 /* ELD notification gets broken when HD-audio bus is off */
1162 if (needs_eld_notify_link(chip))
1163 return -EBUSY;
1164
1165 return 0;
1166 }
1167
1168 static const struct dev_pm_ops azx_pm = {
1169 SYSTEM_SLEEP_PM_OPS(azx_suspend, azx_resume)
1170 .prepare = pm_sleep_ptr(azx_prepare),
1171 .complete = pm_sleep_ptr(azx_complete),
1172 .freeze_noirq = pm_sleep_ptr(azx_freeze_noirq),
1173 .thaw_noirq = pm_sleep_ptr(azx_thaw_noirq),
1174 SET_RUNTIME_PM_OPS(azx_runtime_suspend, azx_runtime_resume, azx_runtime_idle)
1175 };
1176
1177
1178 static int azx_probe_continue(struct azx *chip);
1179
1180 #ifdef SUPPORT_VGA_SWITCHEROO
1181 static struct pci_dev *get_bound_vga(struct pci_dev *pci);
1182
azx_vs_set_state(struct pci_dev * pci,enum vga_switcheroo_state state)1183 static void azx_vs_set_state(struct pci_dev *pci,
1184 enum vga_switcheroo_state state)
1185 {
1186 struct snd_card *card = pci_get_drvdata(pci);
1187 struct azx *chip = card->private_data;
1188 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1189 struct hda_codec *codec;
1190 bool disabled;
1191
1192 wait_for_completion(&hda->probe_wait);
1193 if (hda->init_failed)
1194 return;
1195
1196 disabled = (state == VGA_SWITCHEROO_OFF);
1197 if (chip->disabled == disabled)
1198 return;
1199
1200 if (!hda->probe_continued) {
1201 chip->disabled = disabled;
1202 if (!disabled) {
1203 dev_info(chip->card->dev,
1204 "Start delayed initialization\n");
1205 if (azx_probe_continue(chip) < 0)
1206 dev_err(chip->card->dev, "initialization error\n");
1207 }
1208 } else {
1209 dev_info(chip->card->dev, "%s via vga_switcheroo\n",
1210 disabled ? "Disabling" : "Enabling");
1211 if (disabled) {
1212 list_for_each_codec(codec, &chip->bus) {
1213 pm_runtime_suspend(hda_codec_dev(codec));
1214 pm_runtime_disable(hda_codec_dev(codec));
1215 }
1216 pm_runtime_suspend(card->dev);
1217 pm_runtime_disable(card->dev);
1218 /* when we get suspended by vga_switcheroo we end up in D3cold,
1219 * however we have no ACPI handle, so pci/acpi can't put us there,
1220 * put ourselves there */
1221 pci->current_state = PCI_D3cold;
1222 chip->disabled = true;
1223 if (snd_hda_lock_devices(&chip->bus))
1224 dev_warn(chip->card->dev,
1225 "Cannot lock devices!\n");
1226 } else {
1227 snd_hda_unlock_devices(&chip->bus);
1228 chip->disabled = false;
1229 pm_runtime_enable(card->dev);
1230 list_for_each_codec(codec, &chip->bus) {
1231 pm_runtime_enable(hda_codec_dev(codec));
1232 pm_runtime_resume(hda_codec_dev(codec));
1233 }
1234 }
1235 }
1236 }
1237
azx_vs_can_switch(struct pci_dev * pci)1238 static bool azx_vs_can_switch(struct pci_dev *pci)
1239 {
1240 struct snd_card *card = pci_get_drvdata(pci);
1241 struct azx *chip = card->private_data;
1242 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1243
1244 wait_for_completion(&hda->probe_wait);
1245 if (hda->init_failed)
1246 return false;
1247 if (chip->disabled || !hda->probe_continued)
1248 return true;
1249 if (snd_hda_lock_devices(&chip->bus))
1250 return false;
1251 snd_hda_unlock_devices(&chip->bus);
1252 return true;
1253 }
1254
1255 /*
1256 * The discrete GPU cannot power down unless the HDA controller runtime
1257 * suspends, so activate runtime PM on codecs even if power_save == 0.
1258 */
setup_vga_switcheroo_runtime_pm(struct azx * chip)1259 static void setup_vga_switcheroo_runtime_pm(struct azx *chip)
1260 {
1261 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1262 struct hda_codec *codec;
1263
1264 if (hda->use_vga_switcheroo && !needs_eld_notify_link(chip)) {
1265 list_for_each_codec(codec, &chip->bus)
1266 codec->auto_runtime_pm = 1;
1267 /* reset the power save setup */
1268 if (chip->running)
1269 set_default_power_save(chip);
1270 }
1271 }
1272
azx_vs_gpu_bound(struct pci_dev * pci,enum vga_switcheroo_client_id client_id)1273 static void azx_vs_gpu_bound(struct pci_dev *pci,
1274 enum vga_switcheroo_client_id client_id)
1275 {
1276 struct snd_card *card = pci_get_drvdata(pci);
1277 struct azx *chip = card->private_data;
1278
1279 if (client_id == VGA_SWITCHEROO_DIS)
1280 chip->bus.keep_power = 0;
1281 setup_vga_switcheroo_runtime_pm(chip);
1282 }
1283
init_vga_switcheroo(struct azx * chip)1284 static void init_vga_switcheroo(struct azx *chip)
1285 {
1286 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1287 struct pci_dev *p = get_bound_vga(chip->pci);
1288 struct pci_dev *parent;
1289 if (p) {
1290 dev_info(chip->card->dev,
1291 "Handle vga_switcheroo audio client\n");
1292 hda->use_vga_switcheroo = 1;
1293
1294 /* cleared in either gpu_bound op or codec probe, or when its
1295 * upstream port has _PR3 (i.e. dGPU).
1296 */
1297 parent = pci_upstream_bridge(p);
1298 chip->bus.keep_power = parent ? !pci_pr3_present(parent) : 1;
1299 chip->driver_caps |= AZX_DCAPS_PM_RUNTIME;
1300 pci_dev_put(p);
1301 }
1302 }
1303
1304 static const struct vga_switcheroo_client_ops azx_vs_ops = {
1305 .set_gpu_state = azx_vs_set_state,
1306 .can_switch = azx_vs_can_switch,
1307 .gpu_bound = azx_vs_gpu_bound,
1308 };
1309
register_vga_switcheroo(struct azx * chip)1310 static int register_vga_switcheroo(struct azx *chip)
1311 {
1312 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1313 struct pci_dev *p;
1314 int err;
1315
1316 if (!hda->use_vga_switcheroo)
1317 return 0;
1318
1319 p = get_bound_vga(chip->pci);
1320 err = vga_switcheroo_register_audio_client(chip->pci, &azx_vs_ops, p);
1321 pci_dev_put(p);
1322
1323 if (err < 0)
1324 return err;
1325 hda->vga_switcheroo_registered = 1;
1326
1327 return 0;
1328 }
1329 #else
1330 #define init_vga_switcheroo(chip) /* NOP */
1331 #define register_vga_switcheroo(chip) 0
1332 #define check_hdmi_disabled(pci) false
1333 #define setup_vga_switcheroo_runtime_pm(chip) /* NOP */
1334 #endif /* SUPPORT_VGA_SWITCHER */
1335
1336 /*
1337 * destructor
1338 */
azx_free(struct azx * chip)1339 static void azx_free(struct azx *chip)
1340 {
1341 struct pci_dev *pci = chip->pci;
1342 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
1343 struct hdac_bus *bus = azx_bus(chip);
1344
1345 if (hda->freed)
1346 return;
1347
1348 if (azx_has_pm_runtime(chip) && chip->running) {
1349 pm_runtime_get_noresume(&pci->dev);
1350 pm_runtime_forbid(&pci->dev);
1351 pm_runtime_dont_use_autosuspend(&pci->dev);
1352 }
1353
1354 chip->running = 0;
1355
1356 azx_del_card_list(chip);
1357
1358 hda->init_failed = 1; /* to be sure */
1359 complete_all(&hda->probe_wait);
1360
1361 if (use_vga_switcheroo(hda)) {
1362 if (chip->disabled && hda->probe_continued)
1363 snd_hda_unlock_devices(&chip->bus);
1364 if (hda->vga_switcheroo_registered) {
1365 vga_switcheroo_unregister_client(chip->pci);
1366
1367 /* Some GPUs don't have sound, and azx_first_init fails,
1368 * leaving the device probed but non-functional. As long
1369 * as it's probed, the PCI subsystem keeps its runtime
1370 * PM status as active. Force it to suspended (as we
1371 * actually stop the chip) to allow GPU to suspend via
1372 * vga_switcheroo, and print a warning.
1373 */
1374 dev_warn(&pci->dev, "GPU sound probed, but not operational: please add a quirk to driver_denylist\n");
1375 pm_runtime_disable(&pci->dev);
1376 pm_runtime_set_suspended(&pci->dev);
1377 pm_runtime_enable(&pci->dev);
1378 }
1379 }
1380
1381 if (bus->chip_init) {
1382 azx_clear_irq_pending(chip);
1383 azx_stop_all_streams(chip);
1384 azx_stop_chip(chip);
1385 }
1386
1387 if (bus->irq >= 0)
1388 free_irq(bus->irq, (void*)chip);
1389
1390 azx_free_stream_pages(chip);
1391 azx_free_streams(chip);
1392 snd_hdac_bus_exit(bus);
1393
1394 #ifdef CONFIG_SND_HDA_PATCH_LOADER
1395 release_firmware(chip->fw);
1396 #endif
1397 display_power(chip, false);
1398
1399 if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT)
1400 snd_hdac_i915_exit(bus);
1401
1402 hda->freed = 1;
1403 }
1404
azx_dev_disconnect(struct snd_device * device)1405 static int azx_dev_disconnect(struct snd_device *device)
1406 {
1407 struct azx *chip = device->device_data;
1408 struct hdac_bus *bus = azx_bus(chip);
1409
1410 chip->bus.shutdown = 1;
1411 cancel_work_sync(&bus->unsol_work);
1412
1413 return 0;
1414 }
1415
azx_dev_free(struct snd_device * device)1416 static int azx_dev_free(struct snd_device *device)
1417 {
1418 azx_free(device->device_data);
1419 return 0;
1420 }
1421
1422 #ifdef SUPPORT_VGA_SWITCHEROO
1423 #ifdef CONFIG_ACPI
1424 /* ATPX is in the integrated GPU's namespace */
atpx_present(void)1425 static bool atpx_present(void)
1426 {
1427 struct pci_dev *pdev = NULL;
1428 acpi_handle dhandle, atpx_handle;
1429 acpi_status status;
1430
1431 while ((pdev = pci_get_base_class(PCI_BASE_CLASS_DISPLAY, pdev))) {
1432 if ((pdev->class != PCI_CLASS_DISPLAY_VGA << 8) &&
1433 (pdev->class != PCI_CLASS_DISPLAY_OTHER << 8))
1434 continue;
1435
1436 dhandle = ACPI_HANDLE(&pdev->dev);
1437 if (dhandle) {
1438 status = acpi_get_handle(dhandle, "ATPX", &atpx_handle);
1439 if (ACPI_SUCCESS(status)) {
1440 pci_dev_put(pdev);
1441 return true;
1442 }
1443 }
1444 }
1445 return false;
1446 }
1447 #else
atpx_present(void)1448 static bool atpx_present(void)
1449 {
1450 return false;
1451 }
1452 #endif
1453
1454 /*
1455 * Check of disabled HDMI controller by vga_switcheroo
1456 */
get_bound_vga(struct pci_dev * pci)1457 static struct pci_dev *get_bound_vga(struct pci_dev *pci)
1458 {
1459 struct pci_dev *p;
1460
1461 /* check only discrete GPU */
1462 switch (pci->vendor) {
1463 case PCI_VENDOR_ID_ATI:
1464 case PCI_VENDOR_ID_AMD:
1465 if (pci->devfn == 1) {
1466 p = pci_get_domain_bus_and_slot(pci_domain_nr(pci->bus),
1467 pci->bus->number, 0);
1468 if (p) {
1469 /* ATPX is in the integrated GPU's ACPI namespace
1470 * rather than the dGPU's namespace. However,
1471 * the dGPU is the one who is involved in
1472 * vgaswitcheroo.
1473 */
1474 if (((p->class >> 16) == PCI_BASE_CLASS_DISPLAY) &&
1475 (atpx_present() || apple_gmux_detect(NULL, NULL)))
1476 return p;
1477 pci_dev_put(p);
1478 }
1479 }
1480 break;
1481 case PCI_VENDOR_ID_NVIDIA:
1482 if (pci->devfn == 1) {
1483 p = pci_get_domain_bus_and_slot(pci_domain_nr(pci->bus),
1484 pci->bus->number, 0);
1485 if (p) {
1486 if ((p->class >> 16) == PCI_BASE_CLASS_DISPLAY)
1487 return p;
1488 pci_dev_put(p);
1489 }
1490 }
1491 break;
1492 }
1493 return NULL;
1494 }
1495
check_hdmi_disabled(struct pci_dev * pci)1496 static bool check_hdmi_disabled(struct pci_dev *pci)
1497 {
1498 bool vga_inactive = false;
1499 struct pci_dev *p = get_bound_vga(pci);
1500
1501 if (p) {
1502 if (vga_switcheroo_get_client_state(p) == VGA_SWITCHEROO_OFF)
1503 vga_inactive = true;
1504 pci_dev_put(p);
1505 }
1506 return vga_inactive;
1507 }
1508 #endif /* SUPPORT_VGA_SWITCHEROO */
1509
1510 /*
1511 * allow/deny-listing for position_fix
1512 */
1513 static const struct snd_pci_quirk position_fix_list[] = {
1514 SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_LPIB),
1515 SND_PCI_QUIRK(0x1028, 0x01de, "Dell Precision 390", POS_FIX_LPIB),
1516 SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPIB),
1517 SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB),
1518 SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB),
1519 SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS M2V", POS_FIX_LPIB),
1520 SND_PCI_QUIRK(0x104d, 0x9069, "Sony VPCS11V9E", POS_FIX_LPIB),
1521 SND_PCI_QUIRK(0x10de, 0xcb89, "Macbook Pro 7,1", POS_FIX_LPIB),
1522 SND_PCI_QUIRK(0x1297, 0x3166, "Shuttle", POS_FIX_LPIB),
1523 SND_PCI_QUIRK(0x1458, 0xa022, "ga-ma770-ud3", POS_FIX_LPIB),
1524 SND_PCI_QUIRK(0x1462, 0x1002, "MSI Wind U115", POS_FIX_LPIB),
1525 SND_PCI_QUIRK(0x1565, 0x8218, "Biostar Microtech", POS_FIX_LPIB),
1526 SND_PCI_QUIRK(0x1849, 0x0888, "775Dual-VSTA", POS_FIX_LPIB),
1527 SND_PCI_QUIRK(0x8086, 0x2503, "DG965OT AAD63733-203", POS_FIX_LPIB),
1528 {}
1529 };
1530
check_position_fix(struct azx * chip,int fix)1531 static int check_position_fix(struct azx *chip, int fix)
1532 {
1533 const struct snd_pci_quirk *q;
1534
1535 switch (fix) {
1536 case POS_FIX_AUTO:
1537 case POS_FIX_LPIB:
1538 case POS_FIX_POSBUF:
1539 case POS_FIX_VIACOMBO:
1540 case POS_FIX_COMBO:
1541 case POS_FIX_SKL:
1542 case POS_FIX_FIFO:
1543 return fix;
1544 }
1545
1546 q = snd_pci_quirk_lookup(chip->pci, position_fix_list);
1547 if (q) {
1548 dev_info(chip->card->dev,
1549 "position_fix set to %d for device %04x:%04x\n",
1550 q->value, q->subvendor, q->subdevice);
1551 return q->value;
1552 }
1553
1554 /* Check VIA/ATI HD Audio Controller exist */
1555 if (chip->driver_type == AZX_DRIVER_VIA) {
1556 dev_dbg(chip->card->dev, "Using VIACOMBO position fix\n");
1557 return POS_FIX_VIACOMBO;
1558 }
1559 if (chip->driver_caps & AZX_DCAPS_AMD_WORKAROUND) {
1560 dev_dbg(chip->card->dev, "Using FIFO position fix\n");
1561 return POS_FIX_FIFO;
1562 }
1563 if (chip->driver_caps & AZX_DCAPS_POSFIX_LPIB) {
1564 dev_dbg(chip->card->dev, "Using LPIB position fix\n");
1565 return POS_FIX_LPIB;
1566 }
1567 if (chip->driver_type == AZX_DRIVER_SKL) {
1568 dev_dbg(chip->card->dev, "Using SKL position fix\n");
1569 return POS_FIX_SKL;
1570 }
1571 return POS_FIX_AUTO;
1572 }
1573
assign_position_fix(struct azx * chip,int fix)1574 static void assign_position_fix(struct azx *chip, int fix)
1575 {
1576 static const azx_get_pos_callback_t callbacks[] = {
1577 [POS_FIX_AUTO] = NULL,
1578 [POS_FIX_LPIB] = azx_get_pos_lpib,
1579 [POS_FIX_POSBUF] = azx_get_pos_posbuf,
1580 [POS_FIX_VIACOMBO] = azx_via_get_position,
1581 [POS_FIX_COMBO] = azx_get_pos_lpib,
1582 [POS_FIX_SKL] = azx_get_pos_posbuf,
1583 [POS_FIX_FIFO] = azx_get_pos_fifo,
1584 };
1585
1586 chip->get_position[0] = chip->get_position[1] = callbacks[fix];
1587
1588 /* combo mode uses LPIB only for playback */
1589 if (fix == POS_FIX_COMBO)
1590 chip->get_position[1] = NULL;
1591
1592 if ((fix == POS_FIX_POSBUF || fix == POS_FIX_SKL) &&
1593 (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY)) {
1594 chip->get_delay[0] = chip->get_delay[1] =
1595 azx_get_delay_from_lpib;
1596 }
1597
1598 if (fix == POS_FIX_FIFO)
1599 chip->get_delay[0] = chip->get_delay[1] =
1600 azx_get_delay_from_fifo;
1601 }
1602
1603 /*
1604 * deny-lists for probe_mask
1605 */
1606 static const struct snd_pci_quirk probe_mask_list[] = {
1607 /* Thinkpad often breaks the controller communication when accessing
1608 * to the non-working (or non-existing) modem codec slot.
1609 */
1610 SND_PCI_QUIRK(0x1014, 0x05b7, "Thinkpad Z60", 0x01),
1611 SND_PCI_QUIRK(0x17aa, 0x2010, "Thinkpad X/T/R60", 0x01),
1612 SND_PCI_QUIRK(0x17aa, 0x20ac, "Thinkpad X/T/R61", 0x01),
1613 /* broken BIOS */
1614 SND_PCI_QUIRK(0x1028, 0x20ac, "Dell Studio Desktop", 0x01),
1615 /* including bogus ALC268 in slot#2 that conflicts with ALC888 */
1616 SND_PCI_QUIRK(0x17c0, 0x4085, "Medion MD96630", 0x01),
1617 /* forced codec slots */
1618 SND_PCI_QUIRK(0x1043, 0x1262, "ASUS W5Fm", 0x103),
1619 SND_PCI_QUIRK(0x1046, 0x1262, "ASUS W5F", 0x103),
1620 SND_PCI_QUIRK(0x1558, 0x0351, "Schenker Dock 15", 0x105),
1621 /* WinFast VP200 H (Teradici) user reported broken communication */
1622 SND_PCI_QUIRK(0x3a21, 0x040d, "WinFast VP200 H", 0x101),
1623 {}
1624 };
1625
1626 #define AZX_FORCE_CODEC_MASK 0x100
1627
check_probe_mask(struct azx * chip,int dev)1628 static void check_probe_mask(struct azx *chip, int dev)
1629 {
1630 const struct snd_pci_quirk *q;
1631
1632 chip->codec_probe_mask = probe_mask[dev];
1633 if (chip->codec_probe_mask == -1) {
1634 q = snd_pci_quirk_lookup(chip->pci, probe_mask_list);
1635 if (q) {
1636 dev_info(chip->card->dev,
1637 "probe_mask set to 0x%x for device %04x:%04x\n",
1638 q->value, q->subvendor, q->subdevice);
1639 chip->codec_probe_mask = q->value;
1640 }
1641 }
1642
1643 /* check forced option */
1644 if (chip->codec_probe_mask != -1 &&
1645 (chip->codec_probe_mask & AZX_FORCE_CODEC_MASK)) {
1646 azx_bus(chip)->codec_mask = chip->codec_probe_mask & 0xff;
1647 dev_info(chip->card->dev, "codec_mask forced to 0x%x\n",
1648 (int)azx_bus(chip)->codec_mask);
1649 }
1650 }
1651
1652 /*
1653 * allow/deny-list for enable_msi
1654 */
1655 static const struct snd_pci_quirk msi_deny_list[] = {
1656 SND_PCI_QUIRK(0x103c, 0x2191, "HP", 0), /* AMD Hudson */
1657 SND_PCI_QUIRK(0x103c, 0x2192, "HP", 0), /* AMD Hudson */
1658 SND_PCI_QUIRK(0x103c, 0x21f7, "HP", 0), /* AMD Hudson */
1659 SND_PCI_QUIRK(0x103c, 0x21fa, "HP", 0), /* AMD Hudson */
1660 SND_PCI_QUIRK(0x1043, 0x81f2, "ASUS", 0), /* Athlon64 X2 + nvidia */
1661 SND_PCI_QUIRK(0x1043, 0x81f6, "ASUS", 0), /* nvidia */
1662 SND_PCI_QUIRK(0x1043, 0x822d, "ASUS", 0), /* Athlon64 X2 + nvidia MCP55 */
1663 SND_PCI_QUIRK(0x1179, 0xfb44, "Toshiba Satellite C870", 0), /* AMD Hudson */
1664 SND_PCI_QUIRK(0x1849, 0x0888, "ASRock", 0), /* Athlon64 X2 + nvidia */
1665 SND_PCI_QUIRK(0xa0a0, 0x0575, "Aopen MZ915-M", 0), /* ICH6 */
1666 {}
1667 };
1668
check_msi(struct azx * chip)1669 static void check_msi(struct azx *chip)
1670 {
1671 const struct snd_pci_quirk *q;
1672
1673 if (enable_msi >= 0) {
1674 chip->msi = !!enable_msi;
1675 return;
1676 }
1677 chip->msi = 1; /* enable MSI as default */
1678 q = snd_pci_quirk_lookup(chip->pci, msi_deny_list);
1679 if (q) {
1680 dev_info(chip->card->dev,
1681 "msi for device %04x:%04x set to %d\n",
1682 q->subvendor, q->subdevice, q->value);
1683 chip->msi = q->value;
1684 return;
1685 }
1686
1687 /* NVidia chipsets seem to cause troubles with MSI */
1688 if (chip->driver_caps & AZX_DCAPS_NO_MSI) {
1689 dev_info(chip->card->dev, "Disabling MSI\n");
1690 chip->msi = 0;
1691 }
1692 }
1693
1694 /* check the snoop mode availability */
azx_check_snoop_available(struct azx * chip)1695 static void azx_check_snoop_available(struct azx *chip)
1696 {
1697 int snoop = hda_snoop;
1698
1699 if (snoop >= 0) {
1700 dev_info(chip->card->dev, "Force to %s mode by module option\n",
1701 snoop ? "snoop" : "non-snoop");
1702 chip->snoop = snoop;
1703 chip->uc_buffer = !snoop;
1704 return;
1705 }
1706
1707 snoop = true;
1708 if (azx_get_snoop_type(chip) == AZX_SNOOP_TYPE_NONE &&
1709 chip->driver_type == AZX_DRIVER_VIA) {
1710 /* force to non-snoop mode for a new VIA controller
1711 * when BIOS is set
1712 */
1713 u8 val;
1714 pci_read_config_byte(chip->pci, 0x42, &val);
1715 if (!(val & 0x80) && (chip->pci->revision == 0x30 ||
1716 chip->pci->revision == 0x20))
1717 snoop = false;
1718 }
1719
1720 if (chip->driver_caps & AZX_DCAPS_SNOOP_OFF)
1721 snoop = false;
1722
1723 chip->snoop = snoop;
1724 if (!snoop) {
1725 dev_info(chip->card->dev, "Force to non-snoop mode\n");
1726 /* C-Media requires non-cached pages only for CORB/RIRB */
1727 if (chip->driver_type != AZX_DRIVER_CMEDIA)
1728 chip->uc_buffer = true;
1729 }
1730 }
1731
azx_probe_work(struct work_struct * work)1732 static void azx_probe_work(struct work_struct *work)
1733 {
1734 struct hda_intel *hda = container_of(work, struct hda_intel, probe_work.work);
1735 azx_probe_continue(&hda->chip);
1736 }
1737
default_bdl_pos_adj(struct azx * chip)1738 static int default_bdl_pos_adj(struct azx *chip)
1739 {
1740 /* some exceptions: Atoms seem problematic with value 1 */
1741 if (chip->pci->vendor == PCI_VENDOR_ID_INTEL) {
1742 switch (chip->pci->device) {
1743 case PCI_DEVICE_ID_INTEL_HDA_BYT:
1744 case PCI_DEVICE_ID_INTEL_HDA_BSW:
1745 return 32;
1746 case PCI_DEVICE_ID_INTEL_HDA_APL:
1747 return 64;
1748 }
1749 }
1750
1751 switch (chip->driver_type) {
1752 /*
1753 * increase the bdl size for Glenfly Gpus for hardware
1754 * limitation on hdac interrupt interval
1755 */
1756 case AZX_DRIVER_GFHDMI:
1757 return 128;
1758 case AZX_DRIVER_ICH:
1759 case AZX_DRIVER_PCH:
1760 return 1;
1761 default:
1762 return 32;
1763 }
1764 }
1765
1766 /*
1767 * constructor
1768 */
1769 static const struct hda_controller_ops pci_hda_ops;
1770
azx_create(struct snd_card * card,struct pci_dev * pci,int dev,unsigned int driver_caps,struct azx ** rchip)1771 static int azx_create(struct snd_card *card, struct pci_dev *pci,
1772 int dev, unsigned int driver_caps,
1773 struct azx **rchip)
1774 {
1775 static const struct snd_device_ops ops = {
1776 .dev_disconnect = azx_dev_disconnect,
1777 .dev_free = azx_dev_free,
1778 };
1779 struct hda_intel *hda;
1780 struct azx *chip;
1781 int err;
1782
1783 *rchip = NULL;
1784
1785 err = pcim_enable_device(pci);
1786 if (err < 0)
1787 return err;
1788
1789 hda = devm_kzalloc(&pci->dev, sizeof(*hda), GFP_KERNEL);
1790 if (!hda)
1791 return -ENOMEM;
1792
1793 chip = &hda->chip;
1794 mutex_init(&chip->open_mutex);
1795 chip->card = card;
1796 chip->pci = pci;
1797 chip->ops = &pci_hda_ops;
1798 chip->driver_caps = driver_caps;
1799 chip->driver_type = driver_caps & 0xff;
1800 check_msi(chip);
1801 chip->dev_index = dev;
1802 if (jackpoll_ms[dev] >= 50 && jackpoll_ms[dev] <= 60000)
1803 chip->jackpoll_interval = msecs_to_jiffies(jackpoll_ms[dev]);
1804 INIT_LIST_HEAD(&chip->pcm_list);
1805 INIT_WORK(&hda->irq_pending_work, azx_irq_pending_work);
1806 INIT_LIST_HEAD(&hda->list);
1807 init_vga_switcheroo(chip);
1808 init_completion(&hda->probe_wait);
1809
1810 assign_position_fix(chip, check_position_fix(chip, position_fix[dev]));
1811
1812 if (single_cmd < 0) /* allow fallback to single_cmd at errors */
1813 chip->fallback_to_single_cmd = 1;
1814 else /* explicitly set to single_cmd or not */
1815 chip->single_cmd = single_cmd;
1816
1817 azx_check_snoop_available(chip);
1818
1819 if (bdl_pos_adj[dev] < 0)
1820 chip->bdl_pos_adj = default_bdl_pos_adj(chip);
1821 else
1822 chip->bdl_pos_adj = bdl_pos_adj[dev];
1823
1824 err = azx_bus_init(chip, model[dev]);
1825 if (err < 0)
1826 return err;
1827
1828 /* use the non-cached pages in non-snoop mode */
1829 if (!azx_snoop(chip))
1830 azx_bus(chip)->dma_type = SNDRV_DMA_TYPE_DEV_WC;
1831
1832 if (chip->driver_type == AZX_DRIVER_NVIDIA) {
1833 dev_dbg(chip->card->dev, "Enable delay in RIRB handling\n");
1834 chip->bus.core.needs_damn_long_delay = 1;
1835 }
1836
1837 check_probe_mask(chip, dev);
1838
1839 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
1840 if (err < 0) {
1841 dev_err(card->dev, "Error creating device [card]!\n");
1842 azx_free(chip);
1843 return err;
1844 }
1845
1846 /* continue probing in work context as may trigger request module */
1847 INIT_DELAYED_WORK(&hda->probe_work, azx_probe_work);
1848
1849 *rchip = chip;
1850
1851 return 0;
1852 }
1853
azx_first_init(struct azx * chip)1854 static int azx_first_init(struct azx *chip)
1855 {
1856 int dev = chip->dev_index;
1857 struct pci_dev *pci = chip->pci;
1858 struct snd_card *card = chip->card;
1859 struct hdac_bus *bus = azx_bus(chip);
1860 int err;
1861 unsigned short gcap;
1862 unsigned int dma_bits = 64;
1863
1864 #if BITS_PER_LONG != 64
1865 /* Fix up base address on ULI M5461 */
1866 if (chip->driver_type == AZX_DRIVER_ULI) {
1867 u16 tmp3;
1868 pci_read_config_word(pci, 0x40, &tmp3);
1869 pci_write_config_word(pci, 0x40, tmp3 | 0x10);
1870 pci_write_config_dword(pci, PCI_BASE_ADDRESS_1, 0);
1871 }
1872 #endif
1873 /*
1874 * Fix response write request not synced to memory when handle
1875 * hdac interrupt on Glenfly Gpus
1876 */
1877 if (chip->driver_type == AZX_DRIVER_GFHDMI)
1878 bus->polling_mode = 1;
1879
1880 if (chip->driver_type == AZX_DRIVER_LOONGSON) {
1881 bus->polling_mode = 1;
1882 bus->not_use_interrupts = 1;
1883 bus->access_sdnctl_in_dword = 1;
1884 }
1885
1886 err = pcim_iomap_regions(pci, 1 << 0, "ICH HD audio");
1887 if (err < 0)
1888 return err;
1889
1890 bus->addr = pci_resource_start(pci, 0);
1891 bus->remap_addr = pcim_iomap_table(pci)[0];
1892
1893 if (chip->driver_type == AZX_DRIVER_SKL)
1894 snd_hdac_bus_parse_capabilities(bus);
1895
1896 /*
1897 * Some Intel CPUs has always running timer (ART) feature and
1898 * controller may have Global time sync reporting capability, so
1899 * check both of these before declaring synchronized time reporting
1900 * capability SNDRV_PCM_INFO_HAS_LINK_SYNCHRONIZED_ATIME
1901 */
1902 chip->gts_present = false;
1903
1904 #ifdef CONFIG_X86
1905 if (bus->ppcap && boot_cpu_has(X86_FEATURE_ART))
1906 chip->gts_present = true;
1907 #endif
1908
1909 if (chip->msi) {
1910 if (chip->driver_caps & AZX_DCAPS_NO_MSI64) {
1911 dev_dbg(card->dev, "Disabling 64bit MSI\n");
1912 pci->no_64bit_msi = true;
1913 }
1914 if (pci_enable_msi(pci) < 0)
1915 chip->msi = 0;
1916 }
1917
1918 pci_set_master(pci);
1919
1920 gcap = azx_readw(chip, GCAP);
1921 dev_dbg(card->dev, "chipset global capabilities = 0x%x\n", gcap);
1922
1923 /* AMD devices support 40 or 48bit DMA, take the safe one */
1924 if (chip->pci->vendor == PCI_VENDOR_ID_AMD)
1925 dma_bits = 40;
1926
1927 /* disable SB600 64bit support for safety */
1928 if (chip->pci->vendor == PCI_VENDOR_ID_ATI) {
1929 struct pci_dev *p_smbus;
1930 dma_bits = 40;
1931 p_smbus = pci_get_device(PCI_VENDOR_ID_ATI,
1932 PCI_DEVICE_ID_ATI_SBX00_SMBUS,
1933 NULL);
1934 if (p_smbus) {
1935 if (p_smbus->revision < 0x30)
1936 gcap &= ~AZX_GCAP_64OK;
1937 pci_dev_put(p_smbus);
1938 }
1939 }
1940
1941 /* NVidia hardware normally only supports up to 40 bits of DMA */
1942 if (chip->pci->vendor == PCI_VENDOR_ID_NVIDIA)
1943 dma_bits = 40;
1944
1945 /* disable 64bit DMA address on some devices */
1946 if (chip->driver_caps & AZX_DCAPS_NO_64BIT) {
1947 dev_dbg(card->dev, "Disabling 64bit DMA\n");
1948 gcap &= ~AZX_GCAP_64OK;
1949 }
1950
1951 /* disable buffer size rounding to 128-byte multiples if supported */
1952 if (align_buffer_size >= 0)
1953 chip->align_buffer_size = !!align_buffer_size;
1954 else {
1955 if (chip->driver_caps & AZX_DCAPS_NO_ALIGN_BUFSIZE)
1956 chip->align_buffer_size = 0;
1957 else
1958 chip->align_buffer_size = 1;
1959 }
1960
1961 /* allow 64bit DMA address if supported by H/W */
1962 if (!(gcap & AZX_GCAP_64OK))
1963 dma_bits = 32;
1964 if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(dma_bits)))
1965 dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32));
1966 dma_set_max_seg_size(&pci->dev, UINT_MAX);
1967
1968 /* read number of streams from GCAP register instead of using
1969 * hardcoded value
1970 */
1971 chip->capture_streams = (gcap >> 8) & 0x0f;
1972 chip->playback_streams = (gcap >> 12) & 0x0f;
1973 if (!chip->playback_streams && !chip->capture_streams) {
1974 /* gcap didn't give any info, switching to old method */
1975
1976 switch (chip->driver_type) {
1977 case AZX_DRIVER_ULI:
1978 chip->playback_streams = ULI_NUM_PLAYBACK;
1979 chip->capture_streams = ULI_NUM_CAPTURE;
1980 break;
1981 case AZX_DRIVER_ATIHDMI:
1982 case AZX_DRIVER_ATIHDMI_NS:
1983 chip->playback_streams = ATIHDMI_NUM_PLAYBACK;
1984 chip->capture_streams = ATIHDMI_NUM_CAPTURE;
1985 break;
1986 case AZX_DRIVER_GFHDMI:
1987 case AZX_DRIVER_GENERIC:
1988 default:
1989 chip->playback_streams = ICH6_NUM_PLAYBACK;
1990 chip->capture_streams = ICH6_NUM_CAPTURE;
1991 break;
1992 }
1993 }
1994 chip->capture_index_offset = 0;
1995 chip->playback_index_offset = chip->capture_streams;
1996 chip->num_streams = chip->playback_streams + chip->capture_streams;
1997
1998 /* sanity check for the SDxCTL.STRM field overflow */
1999 if (chip->num_streams > 15 &&
2000 (chip->driver_caps & AZX_DCAPS_SEPARATE_STREAM_TAG) == 0) {
2001 dev_warn(chip->card->dev, "number of I/O streams is %d, "
2002 "forcing separate stream tags", chip->num_streams);
2003 chip->driver_caps |= AZX_DCAPS_SEPARATE_STREAM_TAG;
2004 }
2005
2006 /* initialize streams */
2007 err = azx_init_streams(chip);
2008 if (err < 0)
2009 return err;
2010
2011 err = azx_alloc_stream_pages(chip);
2012 if (err < 0)
2013 return err;
2014
2015 /* initialize chip */
2016 azx_init_pci(chip);
2017
2018 snd_hdac_i915_set_bclk(bus);
2019
2020 hda_intel_init_chip(chip, (probe_only[dev] & 2) == 0);
2021
2022 /* codec detection */
2023 if (!azx_bus(chip)->codec_mask) {
2024 dev_err(card->dev, "no codecs found!\n");
2025 /* keep running the rest for the runtime PM */
2026 }
2027
2028 if (azx_acquire_irq(chip, 0) < 0)
2029 return -EBUSY;
2030
2031 strcpy(card->driver, "HDA-Intel");
2032 strscpy(card->shortname, driver_short_names[chip->driver_type],
2033 sizeof(card->shortname));
2034 snprintf(card->longname, sizeof(card->longname),
2035 "%s at 0x%lx irq %i",
2036 card->shortname, bus->addr, bus->irq);
2037
2038 return 0;
2039 }
2040
2041 #ifdef CONFIG_SND_HDA_PATCH_LOADER
2042 /* callback from request_firmware_nowait() */
azx_firmware_cb(const struct firmware * fw,void * context)2043 static void azx_firmware_cb(const struct firmware *fw, void *context)
2044 {
2045 struct snd_card *card = context;
2046 struct azx *chip = card->private_data;
2047
2048 if (fw)
2049 chip->fw = fw;
2050 else
2051 dev_err(card->dev, "Cannot load firmware, continue without patching\n");
2052 if (!chip->disabled) {
2053 /* continue probing */
2054 azx_probe_continue(chip);
2055 }
2056 }
2057 #endif
2058
disable_msi_reset_irq(struct azx * chip)2059 static int disable_msi_reset_irq(struct azx *chip)
2060 {
2061 struct hdac_bus *bus = azx_bus(chip);
2062 int err;
2063
2064 free_irq(bus->irq, chip);
2065 bus->irq = -1;
2066 chip->card->sync_irq = -1;
2067 pci_disable_msi(chip->pci);
2068 chip->msi = 0;
2069 err = azx_acquire_irq(chip, 1);
2070 if (err < 0)
2071 return err;
2072
2073 return 0;
2074 }
2075
2076 /* Denylist for skipping the whole probe:
2077 * some HD-audio PCI entries are exposed without any codecs, and such devices
2078 * should be ignored from the beginning.
2079 */
2080 static const struct pci_device_id driver_denylist[] = {
2081 { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1043, 0x874f) }, /* ASUS ROG Zenith II / Strix */
2082 { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1462, 0xcb59) }, /* MSI TRX40 Creator */
2083 { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1462, 0xcb60) }, /* MSI TRX40 */
2084 { PCI_DEVICE_SUB(0x1022, 0x15e3, 0x1022, 0xd601) }, /* ASRock X670E Taichi */
2085 {}
2086 };
2087
2088 static struct pci_device_id driver_denylist_ideapad_z570[] = {
2089 { PCI_DEVICE_SUB(0x10de, 0x0bea, 0x0000, 0x0000) }, /* NVIDIA GF108 HDA */
2090 {}
2091 };
2092
2093 /* DMI-based denylist, to be used when:
2094 * - PCI subsystem IDs are zero, impossible to distinguish from valid sound cards.
2095 * - Different modifications of the same laptop use different GPU models.
2096 */
2097 static const struct dmi_system_id driver_denylist_dmi[] = {
2098 {
2099 /* No HDA in NVIDIA DGPU. BIOS disables it, but quirk_nvidia_hda() reenables. */
2100 .matches = {
2101 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
2102 DMI_MATCH(DMI_PRODUCT_VERSION, "Ideapad Z570"),
2103 },
2104 .driver_data = &driver_denylist_ideapad_z570,
2105 },
2106 {}
2107 };
2108
2109 static const struct hda_controller_ops pci_hda_ops = {
2110 .disable_msi_reset_irq = disable_msi_reset_irq,
2111 .position_check = azx_position_check,
2112 };
2113
2114 static DECLARE_BITMAP(probed_devs, SNDRV_CARDS);
2115
azx_probe(struct pci_dev * pci,const struct pci_device_id * pci_id)2116 static int azx_probe(struct pci_dev *pci,
2117 const struct pci_device_id *pci_id)
2118 {
2119 const struct dmi_system_id *dmi;
2120 struct snd_card *card;
2121 struct hda_intel *hda;
2122 struct azx *chip;
2123 bool schedule_probe;
2124 int dev;
2125 int err;
2126
2127 if (pci_match_id(driver_denylist, pci)) {
2128 dev_info(&pci->dev, "Skipping the device on the denylist\n");
2129 return -ENODEV;
2130 }
2131
2132 dmi = dmi_first_match(driver_denylist_dmi);
2133 if (dmi && pci_match_id(dmi->driver_data, pci)) {
2134 dev_info(&pci->dev, "Skipping the device on the DMI denylist\n");
2135 return -ENODEV;
2136 }
2137
2138 dev = find_first_zero_bit(probed_devs, SNDRV_CARDS);
2139 if (dev >= SNDRV_CARDS)
2140 return -ENODEV;
2141 if (!enable[dev]) {
2142 set_bit(dev, probed_devs);
2143 return -ENOENT;
2144 }
2145
2146 /*
2147 * stop probe if another Intel's DSP driver should be activated
2148 */
2149 if (dmic_detect) {
2150 err = snd_intel_dsp_driver_probe(pci);
2151 if (err != SND_INTEL_DSP_DRIVER_ANY && err != SND_INTEL_DSP_DRIVER_LEGACY) {
2152 dev_dbg(&pci->dev, "HDAudio driver not selected, aborting probe\n");
2153 return -ENODEV;
2154 }
2155 } else {
2156 dev_warn(&pci->dev, "dmic_detect option is deprecated, pass snd-intel-dspcfg.dsp_driver=1 option instead\n");
2157 }
2158
2159 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2160 0, &card);
2161 if (err < 0) {
2162 dev_err(&pci->dev, "Error creating card!\n");
2163 return err;
2164 }
2165
2166 err = azx_create(card, pci, dev, pci_id->driver_data, &chip);
2167 if (err < 0)
2168 goto out_free;
2169 card->private_data = chip;
2170 hda = container_of(chip, struct hda_intel, chip);
2171
2172 pci_set_drvdata(pci, card);
2173
2174 #ifdef CONFIG_SND_HDA_I915
2175 /* bind with i915 if needed */
2176 if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT) {
2177 err = snd_hdac_i915_init(azx_bus(chip));
2178 if (err < 0) {
2179 if (err == -EPROBE_DEFER)
2180 goto out_free;
2181
2182 /* if the controller is bound only with HDMI/DP
2183 * (for HSW and BDW), we need to abort the probe;
2184 * for other chips, still continue probing as other
2185 * codecs can be on the same link.
2186 */
2187 if (HDA_CONTROLLER_IN_GPU(pci)) {
2188 dev_err_probe(card->dev, err,
2189 "HSW/BDW HD-audio HDMI/DP requires binding with gfx driver\n");
2190
2191 goto out_free;
2192 } else {
2193 /* don't bother any longer */
2194 chip->driver_caps &= ~AZX_DCAPS_I915_COMPONENT;
2195 }
2196 }
2197
2198 /* HSW/BDW controllers need this power */
2199 if (HDA_CONTROLLER_IN_GPU(pci))
2200 hda->need_i915_power = true;
2201 }
2202 #else
2203 if (HDA_CONTROLLER_IN_GPU(pci))
2204 dev_err(card->dev, "Haswell/Broadwell HDMI/DP must build in CONFIG_SND_HDA_I915\n");
2205 #endif
2206
2207 err = register_vga_switcheroo(chip);
2208 if (err < 0) {
2209 dev_err(card->dev, "Error registering vga_switcheroo client\n");
2210 goto out_free;
2211 }
2212
2213 if (check_hdmi_disabled(pci)) {
2214 dev_info(card->dev, "VGA controller is disabled\n");
2215 dev_info(card->dev, "Delaying initialization\n");
2216 chip->disabled = true;
2217 }
2218
2219 schedule_probe = !chip->disabled;
2220
2221 #ifdef CONFIG_SND_HDA_PATCH_LOADER
2222 if (patch[dev] && *patch[dev]) {
2223 dev_info(card->dev, "Applying patch firmware '%s'\n",
2224 patch[dev]);
2225 err = request_firmware_nowait(THIS_MODULE, true, patch[dev],
2226 &pci->dev, GFP_KERNEL, card,
2227 azx_firmware_cb);
2228 if (err < 0)
2229 goto out_free;
2230 schedule_probe = false; /* continued in azx_firmware_cb() */
2231 }
2232 #endif /* CONFIG_SND_HDA_PATCH_LOADER */
2233
2234 if (schedule_probe)
2235 schedule_delayed_work(&hda->probe_work, 0);
2236
2237 set_bit(dev, probed_devs);
2238 if (chip->disabled)
2239 complete_all(&hda->probe_wait);
2240 return 0;
2241
2242 out_free:
2243 pci_set_drvdata(pci, NULL);
2244 snd_card_free(card);
2245 return err;
2246 }
2247
2248 /* On some boards setting power_save to a non 0 value leads to clicking /
2249 * popping sounds when ever we enter/leave powersaving mode. Ideally we would
2250 * figure out how to avoid these sounds, but that is not always feasible.
2251 * So we keep a list of devices where we disable powersaving as its known
2252 * to causes problems on these devices.
2253 */
2254 static const struct snd_pci_quirk power_save_denylist[] = {
2255 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
2256 SND_PCI_QUIRK(0x1849, 0xc892, "Asrock B85M-ITX", 0),
2257 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
2258 SND_PCI_QUIRK(0x1849, 0x0397, "Asrock N68C-S UCC", 0),
2259 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
2260 SND_PCI_QUIRK(0x1849, 0x7662, "Asrock H81M-HDS", 0),
2261 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
2262 SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0),
2263 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
2264 SND_PCI_QUIRK(0x1028, 0x0497, "Dell Precision T3600", 0),
2265 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
2266 /* Note the P55A-UD3 and Z87-D3HP share the subsys id for the HDA dev */
2267 SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte P55A-UD3 / Z87-D3HP", 0),
2268 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
2269 SND_PCI_QUIRK(0x8086, 0x2040, "Intel DZ77BH-55K", 0),
2270 /* https://bugzilla.kernel.org/show_bug.cgi?id=199607 */
2271 SND_PCI_QUIRK(0x8086, 0x2057, "Intel NUC5i7RYB", 0),
2272 /* https://bugs.launchpad.net/bugs/1821663 */
2273 SND_PCI_QUIRK(0x8086, 0x2064, "Intel SDP 8086:2064", 0),
2274 /* https://bugzilla.redhat.com/show_bug.cgi?id=1520902 */
2275 SND_PCI_QUIRK(0x8086, 0x2068, "Intel NUC7i3BNB", 0),
2276 /* https://bugzilla.kernel.org/show_bug.cgi?id=198611 */
2277 SND_PCI_QUIRK(0x17aa, 0x2227, "Lenovo X1 Carbon 3rd Gen", 0),
2278 SND_PCI_QUIRK(0x17aa, 0x316e, "Lenovo ThinkCentre M70q", 0),
2279 /* https://bugzilla.redhat.com/show_bug.cgi?id=1689623 */
2280 SND_PCI_QUIRK(0x17aa, 0x367b, "Lenovo IdeaCentre B550", 0),
2281 /* https://bugzilla.redhat.com/show_bug.cgi?id=1572975 */
2282 SND_PCI_QUIRK(0x17aa, 0x36a7, "Lenovo C50 All in one", 0),
2283 /* https://bugs.launchpad.net/bugs/1821663 */
2284 SND_PCI_QUIRK(0x1631, 0xe017, "Packard Bell NEC IMEDIA 5204", 0),
2285 /* KONTRON SinglePC may cause a stall at runtime resume */
2286 SND_PCI_QUIRK(0x1734, 0x1232, "KONTRON SinglePC", 0),
2287 /* Dell ALC3271 */
2288 SND_PCI_QUIRK(0x1028, 0x0962, "Dell ALC3271", 0),
2289 /* https://bugzilla.kernel.org/show_bug.cgi?id=220210 */
2290 SND_PCI_QUIRK(0x17aa, 0x5079, "Lenovo Thinkpad E15", 0),
2291 {}
2292 };
2293
set_default_power_save(struct azx * chip)2294 static void set_default_power_save(struct azx *chip)
2295 {
2296 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
2297 int val = power_save;
2298
2299 if (pm_blacklist < 0) {
2300 const struct snd_pci_quirk *q;
2301
2302 q = snd_pci_quirk_lookup(chip->pci, power_save_denylist);
2303 if (q && val) {
2304 dev_info(chip->card->dev, "device %04x:%04x is on the power_save denylist, forcing power_save to 0\n",
2305 q->subvendor, q->subdevice);
2306 val = 0;
2307 hda->runtime_pm_disabled = 1;
2308 }
2309 } else if (pm_blacklist > 0) {
2310 dev_info(chip->card->dev, "Forcing power_save to 0 via option\n");
2311 val = 0;
2312 }
2313 snd_hda_set_power_save(&chip->bus, val * 1000);
2314 }
2315
2316 /* number of codec slots for each chipset: 0 = default slots (i.e. 4) */
2317 static const unsigned int azx_max_codecs[AZX_NUM_DRIVERS] = {
2318 [AZX_DRIVER_NVIDIA] = 8,
2319 [AZX_DRIVER_TERA] = 1,
2320 };
2321
azx_probe_continue(struct azx * chip)2322 static int azx_probe_continue(struct azx *chip)
2323 {
2324 struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
2325 struct hdac_bus *bus = azx_bus(chip);
2326 struct pci_dev *pci = chip->pci;
2327 int dev = chip->dev_index;
2328 int err;
2329
2330 if (chip->disabled || hda->init_failed)
2331 return -EIO;
2332 if (hda->probe_retry)
2333 goto probe_retry;
2334
2335 to_hda_bus(bus)->bus_probing = 1;
2336 hda->probe_continued = 1;
2337
2338 /* Request display power well for the HDA controller or codec. For
2339 * Haswell/Broadwell, both the display HDA controller and codec need
2340 * this power. For other platforms, like Baytrail/Braswell, only the
2341 * display codec needs the power and it can be released after probe.
2342 */
2343 display_power(chip, true);
2344
2345 err = azx_first_init(chip);
2346 if (err < 0)
2347 goto out_free;
2348
2349 #ifdef CONFIG_SND_HDA_INPUT_BEEP
2350 chip->beep_mode = beep_mode[dev];
2351 #endif
2352
2353 chip->ctl_dev_id = ctl_dev_id;
2354
2355 /* create codec instances */
2356 if (bus->codec_mask) {
2357 err = azx_probe_codecs(chip, azx_max_codecs[chip->driver_type]);
2358 if (err < 0)
2359 goto out_free;
2360 }
2361
2362 #ifdef CONFIG_SND_HDA_PATCH_LOADER
2363 if (chip->fw) {
2364 err = snd_hda_load_patch(&chip->bus, chip->fw->size,
2365 chip->fw->data);
2366 if (err < 0)
2367 goto out_free;
2368 }
2369 #endif
2370
2371 probe_retry:
2372 if (bus->codec_mask && !(probe_only[dev] & 1)) {
2373 err = azx_codec_configure(chip);
2374 if (err) {
2375 if ((chip->driver_caps & AZX_DCAPS_RETRY_PROBE) &&
2376 ++hda->probe_retry < 60) {
2377 schedule_delayed_work(&hda->probe_work,
2378 msecs_to_jiffies(1000));
2379 return 0; /* keep things up */
2380 }
2381 dev_err(chip->card->dev, "Cannot probe codecs, giving up\n");
2382 goto out_free;
2383 }
2384 }
2385
2386 err = snd_card_register(chip->card);
2387 if (err < 0)
2388 goto out_free;
2389
2390 setup_vga_switcheroo_runtime_pm(chip);
2391
2392 chip->running = 1;
2393 azx_add_card_list(chip);
2394
2395 set_default_power_save(chip);
2396
2397 if (azx_has_pm_runtime(chip)) {
2398 pm_runtime_use_autosuspend(&pci->dev);
2399 pm_runtime_allow(&pci->dev);
2400 pm_runtime_put_autosuspend(&pci->dev);
2401 }
2402
2403 out_free:
2404 if (err < 0) {
2405 pci_set_drvdata(pci, NULL);
2406 snd_card_free(chip->card);
2407 return err;
2408 }
2409
2410 if (!hda->need_i915_power)
2411 display_power(chip, false);
2412 complete_all(&hda->probe_wait);
2413 to_hda_bus(bus)->bus_probing = 0;
2414 hda->probe_retry = 0;
2415 return 0;
2416 }
2417
azx_remove(struct pci_dev * pci)2418 static void azx_remove(struct pci_dev *pci)
2419 {
2420 struct snd_card *card = pci_get_drvdata(pci);
2421 struct azx *chip;
2422 struct hda_intel *hda;
2423
2424 if (card) {
2425 /* cancel the pending probing work */
2426 chip = card->private_data;
2427 hda = container_of(chip, struct hda_intel, chip);
2428 /* FIXME: below is an ugly workaround.
2429 * Both device_release_driver() and driver_probe_device()
2430 * take *both* the device's and its parent's lock before
2431 * calling the remove() and probe() callbacks. The codec
2432 * probe takes the locks of both the codec itself and its
2433 * parent, i.e. the PCI controller dev. Meanwhile, when
2434 * the PCI controller is unbound, it takes its lock, too
2435 * ==> ouch, a deadlock!
2436 * As a workaround, we unlock temporarily here the controller
2437 * device during cancel_work_sync() call.
2438 */
2439 device_unlock(&pci->dev);
2440 cancel_delayed_work_sync(&hda->probe_work);
2441 device_lock(&pci->dev);
2442
2443 clear_bit(chip->dev_index, probed_devs);
2444 pci_set_drvdata(pci, NULL);
2445 snd_card_free(card);
2446 }
2447 }
2448
azx_shutdown(struct pci_dev * pci)2449 static void azx_shutdown(struct pci_dev *pci)
2450 {
2451 struct snd_card *card = pci_get_drvdata(pci);
2452 struct azx *chip;
2453
2454 if (!card)
2455 return;
2456 chip = card->private_data;
2457 if (chip && chip->running)
2458 __azx_shutdown_chip(chip, true);
2459 }
2460
2461 /* PCI IDs */
2462 static const struct pci_device_id azx_ids[] = {
2463 /* CPT */
2464 { PCI_DEVICE_DATA(INTEL, HDA_CPT, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM) },
2465 /* PBG */
2466 { PCI_DEVICE_DATA(INTEL, HDA_PBG, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM) },
2467 /* Panther Point */
2468 { PCI_DEVICE_DATA(INTEL, HDA_PPT, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM) },
2469 /* Lynx Point */
2470 { PCI_DEVICE_DATA(INTEL, HDA_LPT, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
2471 /* 9 Series */
2472 { PCI_DEVICE_DATA(INTEL, HDA_9_SERIES, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
2473 /* Wellsburg */
2474 { PCI_DEVICE_DATA(INTEL, HDA_WBG_0, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
2475 { PCI_DEVICE_DATA(INTEL, HDA_WBG_1, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
2476 /* Lewisburg */
2477 { PCI_DEVICE_DATA(INTEL, HDA_LBG_0, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE) },
2478 { PCI_DEVICE_DATA(INTEL, HDA_LBG_1, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE) },
2479 /* Lynx Point-LP */
2480 { PCI_DEVICE_DATA(INTEL, HDA_LPT_LP_0, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
2481 /* Lynx Point-LP */
2482 { PCI_DEVICE_DATA(INTEL, HDA_LPT_LP_1, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
2483 /* Wildcat Point-LP */
2484 { PCI_DEVICE_DATA(INTEL, HDA_WPT_LP, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
2485 /* Skylake (Sunrise Point) */
2486 { PCI_DEVICE_DATA(INTEL, HDA_SKL, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2487 /* Skylake-LP (Sunrise Point-LP) */
2488 { PCI_DEVICE_DATA(INTEL, HDA_SKL_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2489 /* Kabylake */
2490 { PCI_DEVICE_DATA(INTEL, HDA_KBL, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2491 /* Kabylake-LP */
2492 { PCI_DEVICE_DATA(INTEL, HDA_KBL_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2493 /* Kabylake-H */
2494 { PCI_DEVICE_DATA(INTEL, HDA_KBL_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2495 /* Coffelake */
2496 { PCI_DEVICE_DATA(INTEL, HDA_CNL_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2497 /* Cannonlake */
2498 { PCI_DEVICE_DATA(INTEL, HDA_CNL_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2499 /* CometLake-LP */
2500 { PCI_DEVICE_DATA(INTEL, HDA_CML_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2501 /* CometLake-H */
2502 { PCI_DEVICE_DATA(INTEL, HDA_CML_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2503 { PCI_DEVICE_DATA(INTEL, HDA_RKL_S, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2504 /* CometLake-S */
2505 { PCI_DEVICE_DATA(INTEL, HDA_CML_S, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2506 /* CometLake-R */
2507 { PCI_DEVICE_DATA(INTEL, HDA_CML_R, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2508 /* Icelake */
2509 { PCI_DEVICE_DATA(INTEL, HDA_ICL_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2510 /* Icelake-H */
2511 { PCI_DEVICE_DATA(INTEL, HDA_ICL_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2512 /* Jasperlake */
2513 { PCI_DEVICE_DATA(INTEL, HDA_ICL_N, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2514 { PCI_DEVICE_DATA(INTEL, HDA_JSL_N, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2515 /* Tigerlake */
2516 { PCI_DEVICE_DATA(INTEL, HDA_TGL_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2517 /* Tigerlake-H */
2518 { PCI_DEVICE_DATA(INTEL, HDA_TGL_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2519 /* DG1 */
2520 { PCI_DEVICE_DATA(INTEL, HDA_DG1, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2521 /* DG2 */
2522 { PCI_DEVICE_DATA(INTEL, HDA_DG2_0, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2523 { PCI_DEVICE_DATA(INTEL, HDA_DG2_1, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2524 { PCI_DEVICE_DATA(INTEL, HDA_DG2_2, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2525 /* Alderlake-S */
2526 { PCI_DEVICE_DATA(INTEL, HDA_ADL_S, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2527 /* Alderlake-P */
2528 { PCI_DEVICE_DATA(INTEL, HDA_ADL_P, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2529 { PCI_DEVICE_DATA(INTEL, HDA_ADL_PS, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2530 { PCI_DEVICE_DATA(INTEL, HDA_ADL_PX, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2531 /* Alderlake-M */
2532 { PCI_DEVICE_DATA(INTEL, HDA_ADL_M, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2533 /* Alderlake-N */
2534 { PCI_DEVICE_DATA(INTEL, HDA_ADL_N, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2535 /* Elkhart Lake */
2536 { PCI_DEVICE_DATA(INTEL, HDA_EHL_0, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2537 { PCI_DEVICE_DATA(INTEL, HDA_EHL_3, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2538 /* Raptor Lake */
2539 { PCI_DEVICE_DATA(INTEL, HDA_RPL_S, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2540 { PCI_DEVICE_DATA(INTEL, HDA_RPL_P_0, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2541 { PCI_DEVICE_DATA(INTEL, HDA_RPL_P_1, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2542 { PCI_DEVICE_DATA(INTEL, HDA_RPL_M, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2543 { PCI_DEVICE_DATA(INTEL, HDA_RPL_PX, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2544 { PCI_DEVICE_DATA(INTEL, HDA_MTL, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2545 /* Battlemage */
2546 { PCI_DEVICE_DATA(INTEL, HDA_BMG, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2547 /* Lunarlake-P */
2548 { PCI_DEVICE_DATA(INTEL, HDA_LNL_P, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_LNL) },
2549 /* Arrow Lake-S */
2550 { PCI_DEVICE_DATA(INTEL, HDA_ARL_S, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2551 /* Arrow Lake */
2552 { PCI_DEVICE_DATA(INTEL, HDA_ARL, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
2553 /* Panther Lake */
2554 { PCI_DEVICE_DATA(INTEL, HDA_PTL, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_LNL) },
2555 /* Panther Lake-H */
2556 { PCI_DEVICE_DATA(INTEL, HDA_PTL_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_LNL) },
2557 /* Apollolake (Broxton-P) */
2558 { PCI_DEVICE_DATA(INTEL, HDA_APL, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON) },
2559 /* Gemini-Lake */
2560 { PCI_DEVICE_DATA(INTEL, HDA_GML, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON) },
2561 /* Haswell */
2562 { PCI_DEVICE_DATA(INTEL, HDA_HSW_0, AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL) },
2563 { PCI_DEVICE_DATA(INTEL, HDA_HSW_2, AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL) },
2564 { PCI_DEVICE_DATA(INTEL, HDA_HSW_3, AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL) },
2565 /* Broadwell */
2566 { PCI_DEVICE_DATA(INTEL, HDA_BDW, AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_BROADWELL) },
2567 /* 5 Series/3400 */
2568 { PCI_DEVICE_DATA(INTEL, HDA_5_3400_SERIES_0, AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM) },
2569 { PCI_DEVICE_DATA(INTEL, HDA_5_3400_SERIES_1, AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM) },
2570 /* Poulsbo */
2571 { PCI_DEVICE_DATA(INTEL, HDA_POULSBO, AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE |
2572 AZX_DCAPS_POSFIX_LPIB) },
2573 /* Oaktrail */
2574 { PCI_DEVICE_DATA(INTEL, HDA_OAKTRAIL, AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE) },
2575 /* BayTrail */
2576 { PCI_DEVICE_DATA(INTEL, HDA_BYT, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_BAYTRAIL) },
2577 /* Braswell */
2578 { PCI_DEVICE_DATA(INTEL, HDA_BSW, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_BRASWELL) },
2579 /* ICH6 */
2580 { PCI_DEVICE_DATA(INTEL, HDA_ICH6, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
2581 /* ICH7 */
2582 { PCI_DEVICE_DATA(INTEL, HDA_ICH7, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
2583 /* ESB2 */
2584 { PCI_DEVICE_DATA(INTEL, HDA_ESB2, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
2585 /* ICH8 */
2586 { PCI_DEVICE_DATA(INTEL, HDA_ICH8, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
2587 /* ICH9 */
2588 { PCI_DEVICE_DATA(INTEL, HDA_ICH9_0, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
2589 /* ICH9 */
2590 { PCI_DEVICE_DATA(INTEL, HDA_ICH9_1, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
2591 /* ICH10 */
2592 { PCI_DEVICE_DATA(INTEL, HDA_ICH10_0, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
2593 /* ICH10 */
2594 { PCI_DEVICE_DATA(INTEL, HDA_ICH10_1, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
2595 /* Generic Intel */
2596 { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_ANY_ID),
2597 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2598 .class_mask = 0xffffff,
2599 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_NO_ALIGN_BUFSIZE },
2600 /* ATI SB 450/600/700/800/900 */
2601 { PCI_VDEVICE(ATI, 0x437b),
2602 .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB },
2603 { PCI_VDEVICE(ATI, 0x4383),
2604 .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB },
2605 /* AMD Hudson */
2606 { PCI_VDEVICE(AMD, 0x780d),
2607 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB },
2608 /* AMD, X370 & co */
2609 { PCI_VDEVICE(AMD, 0x1457),
2610 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB },
2611 /* AMD, X570 & co */
2612 { PCI_VDEVICE(AMD, 0x1487),
2613 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB },
2614 /* AMD Stoney */
2615 { PCI_VDEVICE(AMD, 0x157a),
2616 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB |
2617 AZX_DCAPS_PM_RUNTIME },
2618 /* AMD Raven */
2619 { PCI_VDEVICE(AMD, 0x15e3),
2620 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB },
2621 /* ATI HDMI */
2622 { PCI_VDEVICE(ATI, 0x0002),
2623 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2624 AZX_DCAPS_PM_RUNTIME },
2625 { PCI_VDEVICE(ATI, 0x1308),
2626 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2627 { PCI_VDEVICE(ATI, 0x157a),
2628 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2629 { PCI_VDEVICE(ATI, 0x15b3),
2630 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2631 { PCI_VDEVICE(ATI, 0x793b),
2632 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2633 { PCI_VDEVICE(ATI, 0x7919),
2634 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2635 { PCI_VDEVICE(ATI, 0x960f),
2636 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2637 { PCI_VDEVICE(ATI, 0x970f),
2638 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2639 { PCI_VDEVICE(ATI, 0x9840),
2640 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2641 { PCI_VDEVICE(ATI, 0xaa00),
2642 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2643 { PCI_VDEVICE(ATI, 0xaa08),
2644 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2645 { PCI_VDEVICE(ATI, 0xaa10),
2646 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2647 { PCI_VDEVICE(ATI, 0xaa18),
2648 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2649 { PCI_VDEVICE(ATI, 0xaa20),
2650 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2651 { PCI_VDEVICE(ATI, 0xaa28),
2652 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2653 { PCI_VDEVICE(ATI, 0xaa30),
2654 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2655 { PCI_VDEVICE(ATI, 0xaa38),
2656 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2657 { PCI_VDEVICE(ATI, 0xaa40),
2658 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2659 { PCI_VDEVICE(ATI, 0xaa48),
2660 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2661 { PCI_VDEVICE(ATI, 0xaa50),
2662 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2663 { PCI_VDEVICE(ATI, 0xaa58),
2664 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2665 { PCI_VDEVICE(ATI, 0xaa60),
2666 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2667 { PCI_VDEVICE(ATI, 0xaa68),
2668 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2669 { PCI_VDEVICE(ATI, 0xaa80),
2670 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2671 { PCI_VDEVICE(ATI, 0xaa88),
2672 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2673 { PCI_VDEVICE(ATI, 0xaa90),
2674 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2675 { PCI_VDEVICE(ATI, 0xaa98),
2676 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
2677 { PCI_VDEVICE(ATI, 0x9902),
2678 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2679 { PCI_VDEVICE(ATI, 0xaaa0),
2680 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2681 { PCI_VDEVICE(ATI, 0xaaa8),
2682 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2683 { PCI_VDEVICE(ATI, 0xaab0),
2684 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
2685 { PCI_VDEVICE(ATI, 0xaac0),
2686 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2687 AZX_DCAPS_PM_RUNTIME },
2688 { PCI_VDEVICE(ATI, 0xaac8),
2689 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2690 AZX_DCAPS_PM_RUNTIME },
2691 { PCI_VDEVICE(ATI, 0xaad8),
2692 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2693 AZX_DCAPS_PM_RUNTIME },
2694 { PCI_VDEVICE(ATI, 0xaae0),
2695 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2696 AZX_DCAPS_PM_RUNTIME },
2697 { PCI_VDEVICE(ATI, 0xaae8),
2698 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2699 AZX_DCAPS_PM_RUNTIME },
2700 { PCI_VDEVICE(ATI, 0xaaf0),
2701 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2702 AZX_DCAPS_PM_RUNTIME },
2703 { PCI_VDEVICE(ATI, 0xaaf8),
2704 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2705 AZX_DCAPS_PM_RUNTIME },
2706 { PCI_VDEVICE(ATI, 0xab00),
2707 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2708 AZX_DCAPS_PM_RUNTIME },
2709 { PCI_VDEVICE(ATI, 0xab08),
2710 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2711 AZX_DCAPS_PM_RUNTIME },
2712 { PCI_VDEVICE(ATI, 0xab10),
2713 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2714 AZX_DCAPS_PM_RUNTIME },
2715 { PCI_VDEVICE(ATI, 0xab18),
2716 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2717 AZX_DCAPS_PM_RUNTIME },
2718 { PCI_VDEVICE(ATI, 0xab20),
2719 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2720 AZX_DCAPS_PM_RUNTIME },
2721 { PCI_VDEVICE(ATI, 0xab28),
2722 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2723 AZX_DCAPS_PM_RUNTIME },
2724 { PCI_VDEVICE(ATI, 0xab30),
2725 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2726 AZX_DCAPS_PM_RUNTIME },
2727 { PCI_VDEVICE(ATI, 0xab38),
2728 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2729 AZX_DCAPS_PM_RUNTIME },
2730 { PCI_VDEVICE(ATI, 0xab40),
2731 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
2732 AZX_DCAPS_PM_RUNTIME },
2733 /* GLENFLY */
2734 { PCI_DEVICE(PCI_VENDOR_ID_GLENFLY, PCI_ANY_ID),
2735 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2736 .class_mask = 0xffffff,
2737 .driver_data = AZX_DRIVER_GFHDMI | AZX_DCAPS_POSFIX_LPIB |
2738 AZX_DCAPS_NO_MSI | AZX_DCAPS_NO_64BIT },
2739 /* VIA VT8251/VT8237A */
2740 { PCI_VDEVICE(VIA, 0x3288), .driver_data = AZX_DRIVER_VIA },
2741 /* VIA GFX VT7122/VX900 */
2742 { PCI_VDEVICE(VIA, 0x9170), .driver_data = AZX_DRIVER_GENERIC },
2743 /* VIA GFX VT6122/VX11 */
2744 { PCI_VDEVICE(VIA, 0x9140), .driver_data = AZX_DRIVER_GENERIC },
2745 /* SIS966 */
2746 { PCI_VDEVICE(SI, 0x7502), .driver_data = AZX_DRIVER_SIS },
2747 /* ULI M5461 */
2748 { PCI_VDEVICE(AL, 0x5461), .driver_data = AZX_DRIVER_ULI },
2749 /* NVIDIA MCP */
2750 { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID),
2751 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2752 .class_mask = 0xffffff,
2753 .driver_data = AZX_DRIVER_NVIDIA | AZX_DCAPS_PRESET_NVIDIA },
2754 /* Teradici */
2755 { PCI_DEVICE(0x6549, 0x1200),
2756 .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT },
2757 { PCI_DEVICE(0x6549, 0x2200),
2758 .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT },
2759 /* Creative X-Fi (CA0110-IBG) */
2760 /* CTHDA chips */
2761 { PCI_VDEVICE(CREATIVE, 0x0010),
2762 .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA },
2763 { PCI_VDEVICE(CREATIVE, 0x0012),
2764 .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA },
2765 #if !IS_ENABLED(CONFIG_SND_CTXFI)
2766 /* the following entry conflicts with snd-ctxfi driver,
2767 * as ctxfi driver mutates from HD-audio to native mode with
2768 * a special command sequence.
2769 */
2770 { PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_ANY_ID),
2771 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2772 .class_mask = 0xffffff,
2773 .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
2774 AZX_DCAPS_NO_64BIT | AZX_DCAPS_POSFIX_LPIB },
2775 #else
2776 /* this entry seems still valid -- i.e. without emu20kx chip */
2777 { PCI_VDEVICE(CREATIVE, 0x0009),
2778 .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
2779 AZX_DCAPS_NO_64BIT | AZX_DCAPS_POSFIX_LPIB },
2780 #endif
2781 /* CM8888 */
2782 { PCI_VDEVICE(CMEDIA, 0x5011),
2783 .driver_data = AZX_DRIVER_CMEDIA |
2784 AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB | AZX_DCAPS_SNOOP_OFF },
2785 /* Vortex86MX */
2786 { PCI_VDEVICE(RDC, 0x3010), .driver_data = AZX_DRIVER_GENERIC },
2787 /* VMware HDAudio */
2788 { PCI_VDEVICE(VMWARE, 0x1977), .driver_data = AZX_DRIVER_GENERIC },
2789 /* AMD/ATI Generic, PCI class code and Vendor ID for HD Audio */
2790 { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_ANY_ID),
2791 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2792 .class_mask = 0xffffff,
2793 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI },
2794 { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_ANY_ID),
2795 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
2796 .class_mask = 0xffffff,
2797 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI },
2798 /* Zhaoxin */
2799 { PCI_VDEVICE(ZHAOXIN, 0x3288), .driver_data = AZX_DRIVER_ZHAOXIN },
2800 /* Loongson HDAudio*/
2801 { PCI_VDEVICE(LOONGSON, PCI_DEVICE_ID_LOONGSON_HDA),
2802 .driver_data = AZX_DRIVER_LOONGSON },
2803 { PCI_VDEVICE(LOONGSON, PCI_DEVICE_ID_LOONGSON_HDMI),
2804 .driver_data = AZX_DRIVER_LOONGSON },
2805 { 0, }
2806 };
2807 MODULE_DEVICE_TABLE(pci, azx_ids);
2808
2809 /* pci_driver definition */
2810 static struct pci_driver azx_driver = {
2811 .name = KBUILD_MODNAME,
2812 .id_table = azx_ids,
2813 .probe = azx_probe,
2814 .remove = azx_remove,
2815 .shutdown = azx_shutdown,
2816 .driver = {
2817 .pm = &azx_pm,
2818 },
2819 };
2820
2821 module_pci_driver(azx_driver);
2822