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. All rights reserved. 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 41 #ifdef CONFIG_X86 42 /* for snoop control */ 43 #include <asm/set_memory.h> 44 #include <asm/cpufeature.h> 45 #endif 46 #include <sound/core.h> 47 #include <sound/initval.h> 48 #include <sound/hdaudio.h> 49 #include <sound/hda_i915.h> 50 #include <sound/intel-dsp-config.h> 51 #include <linux/vgaarb.h> 52 #include <linux/vga_switcheroo.h> 53 #include <linux/firmware.h> 54 #include <sound/hda_codec.h> 55 #include "hda_controller.h" 56 #include "hda_intel.h" 57 58 #define CREATE_TRACE_POINTS 59 #include "hda_intel_trace.h" 60 61 /* position fix mode */ 62 enum { 63 POS_FIX_AUTO, 64 POS_FIX_LPIB, 65 POS_FIX_POSBUF, 66 POS_FIX_VIACOMBO, 67 POS_FIX_COMBO, 68 POS_FIX_SKL, 69 POS_FIX_FIFO, 70 }; 71 72 /* Defines for ATI HD Audio support in SB450 south bridge */ 73 #define ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR 0x42 74 #define ATI_SB450_HDAUDIO_ENABLE_SNOOP 0x02 75 76 /* Defines for Nvidia HDA support */ 77 #define NVIDIA_HDA_TRANSREG_ADDR 0x4e 78 #define NVIDIA_HDA_ENABLE_COHBITS 0x0f 79 #define NVIDIA_HDA_ISTRM_COH 0x4d 80 #define NVIDIA_HDA_OSTRM_COH 0x4c 81 #define NVIDIA_HDA_ENABLE_COHBIT 0x01 82 83 /* Defines for Intel SCH HDA snoop control */ 84 #define INTEL_HDA_CGCTL 0x48 85 #define INTEL_HDA_CGCTL_MISCBDCGE (0x1 << 6) 86 #define INTEL_SCH_HDA_DEVC 0x78 87 #define INTEL_SCH_HDA_DEVC_NOSNOOP (0x1<<11) 88 89 /* Define VIA HD Audio Device ID*/ 90 #define VIA_HDAC_DEVICE_ID 0x3288 91 92 /* max number of SDs */ 93 /* ICH, ATI and VIA have 4 playback and 4 capture */ 94 #define ICH6_NUM_CAPTURE 4 95 #define ICH6_NUM_PLAYBACK 4 96 97 /* ULI has 6 playback and 5 capture */ 98 #define ULI_NUM_CAPTURE 5 99 #define ULI_NUM_PLAYBACK 6 100 101 /* ATI HDMI may have up to 8 playbacks and 0 capture */ 102 #define ATIHDMI_NUM_CAPTURE 0 103 #define ATIHDMI_NUM_PLAYBACK 8 104 105 /* TERA has 4 playback and 3 capture */ 106 #define TERA_NUM_CAPTURE 3 107 #define TERA_NUM_PLAYBACK 4 108 109 110 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; 111 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; 112 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; 113 static char *model[SNDRV_CARDS]; 114 static int position_fix[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1}; 115 static int bdl_pos_adj[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1}; 116 static int probe_mask[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1}; 117 static int probe_only[SNDRV_CARDS]; 118 static int jackpoll_ms[SNDRV_CARDS]; 119 static int single_cmd = -1; 120 static int enable_msi = -1; 121 #ifdef CONFIG_SND_HDA_PATCH_LOADER 122 static char *patch[SNDRV_CARDS]; 123 #endif 124 #ifdef CONFIG_SND_HDA_INPUT_BEEP 125 static bool beep_mode[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 126 CONFIG_SND_HDA_INPUT_BEEP_MODE}; 127 #endif 128 static bool dmic_detect = 1; 129 130 module_param_array(index, int, NULL, 0444); 131 MODULE_PARM_DESC(index, "Index value for Intel HD audio interface."); 132 module_param_array(id, charp, NULL, 0444); 133 MODULE_PARM_DESC(id, "ID string for Intel HD audio interface."); 134 module_param_array(enable, bool, NULL, 0444); 135 MODULE_PARM_DESC(enable, "Enable Intel HD audio interface."); 136 module_param_array(model, charp, NULL, 0444); 137 MODULE_PARM_DESC(model, "Use the given board model."); 138 module_param_array(position_fix, int, NULL, 0444); 139 MODULE_PARM_DESC(position_fix, "DMA pointer read method." 140 "(-1 = system default, 0 = auto, 1 = LPIB, 2 = POSBUF, 3 = VIACOMBO, 4 = COMBO, 5 = SKL+, 6 = FIFO)."); 141 module_param_array(bdl_pos_adj, int, NULL, 0644); 142 MODULE_PARM_DESC(bdl_pos_adj, "BDL position adjustment offset."); 143 module_param_array(probe_mask, int, NULL, 0444); 144 MODULE_PARM_DESC(probe_mask, "Bitmask to probe codecs (default = -1)."); 145 module_param_array(probe_only, int, NULL, 0444); 146 MODULE_PARM_DESC(probe_only, "Only probing and no codec initialization."); 147 module_param_array(jackpoll_ms, int, NULL, 0444); 148 MODULE_PARM_DESC(jackpoll_ms, "Ms between polling for jack events (default = 0, using unsol events only)"); 149 module_param(single_cmd, bint, 0444); 150 MODULE_PARM_DESC(single_cmd, "Use single command to communicate with codecs " 151 "(for debugging only)."); 152 module_param(enable_msi, bint, 0444); 153 MODULE_PARM_DESC(enable_msi, "Enable Message Signaled Interrupt (MSI)"); 154 #ifdef CONFIG_SND_HDA_PATCH_LOADER 155 module_param_array(patch, charp, NULL, 0444); 156 MODULE_PARM_DESC(patch, "Patch file for Intel HD audio interface."); 157 #endif 158 #ifdef CONFIG_SND_HDA_INPUT_BEEP 159 module_param_array(beep_mode, bool, NULL, 0444); 160 MODULE_PARM_DESC(beep_mode, "Select HDA Beep registration mode " 161 "(0=off, 1=on) (default=1)."); 162 #endif 163 module_param(dmic_detect, bool, 0444); 164 MODULE_PARM_DESC(dmic_detect, "Allow DSP driver selection (bypass this driver) " 165 "(0=off, 1=on) (default=1); " 166 "deprecated, use snd-intel-dspcfg.dsp_driver option instead"); 167 168 #ifdef CONFIG_PM 169 static int param_set_xint(const char *val, const struct kernel_param *kp); 170 static const struct kernel_param_ops param_ops_xint = { 171 .set = param_set_xint, 172 .get = param_get_int, 173 }; 174 #define param_check_xint param_check_int 175 176 static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT; 177 module_param(power_save, xint, 0644); 178 MODULE_PARM_DESC(power_save, "Automatic power-saving timeout " 179 "(in second, 0 = disable)."); 180 181 static bool pm_blacklist = true; 182 module_param(pm_blacklist, bool, 0644); 183 MODULE_PARM_DESC(pm_blacklist, "Enable power-management denylist"); 184 185 /* reset the HD-audio controller in power save mode. 186 * this may give more power-saving, but will take longer time to 187 * wake up. 188 */ 189 static bool power_save_controller = 1; 190 module_param(power_save_controller, bool, 0644); 191 MODULE_PARM_DESC(power_save_controller, "Reset controller in power save mode."); 192 #else 193 #define power_save 0 194 #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_VIA, 234 AZX_DRIVER_SIS, 235 AZX_DRIVER_ULI, 236 AZX_DRIVER_NVIDIA, 237 AZX_DRIVER_TERA, 238 AZX_DRIVER_CTX, 239 AZX_DRIVER_CTHDA, 240 AZX_DRIVER_CMEDIA, 241 AZX_DRIVER_ZHAOXIN, 242 AZX_DRIVER_GENERIC, 243 AZX_NUM_DRIVERS, /* keep this as last entry */ 244 }; 245 246 #define azx_get_snoop_type(chip) \ 247 (((chip)->driver_caps & AZX_DCAPS_SNOOP_MASK) >> 10) 248 #define AZX_DCAPS_SNOOP_TYPE(type) ((AZX_SNOOP_TYPE_ ## type) << 10) 249 250 /* quirks for old Intel chipsets */ 251 #define AZX_DCAPS_INTEL_ICH \ 252 (AZX_DCAPS_OLD_SSYNC | AZX_DCAPS_NO_ALIGN_BUFSIZE) 253 254 /* quirks for Intel PCH */ 255 #define AZX_DCAPS_INTEL_PCH_BASE \ 256 (AZX_DCAPS_NO_ALIGN_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY |\ 257 AZX_DCAPS_SNOOP_TYPE(SCH)) 258 259 /* PCH up to IVB; no runtime PM; bind with i915 gfx */ 260 #define AZX_DCAPS_INTEL_PCH_NOPM \ 261 (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_I915_COMPONENT) 262 263 /* PCH for HSW/BDW; with runtime PM */ 264 /* no i915 binding for this as HSW/BDW has another controller for HDMI */ 265 #define AZX_DCAPS_INTEL_PCH \ 266 (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME) 267 268 /* HSW HDMI */ 269 #define AZX_DCAPS_INTEL_HASWELL \ 270 (/*AZX_DCAPS_ALIGN_BUFSIZE |*/ AZX_DCAPS_COUNT_LPIB_DELAY |\ 271 AZX_DCAPS_PM_RUNTIME | AZX_DCAPS_I915_COMPONENT |\ 272 AZX_DCAPS_SNOOP_TYPE(SCH)) 273 274 /* Broadwell HDMI can't use position buffer reliably, force to use LPIB */ 275 #define AZX_DCAPS_INTEL_BROADWELL \ 276 (/*AZX_DCAPS_ALIGN_BUFSIZE |*/ AZX_DCAPS_POSFIX_LPIB |\ 277 AZX_DCAPS_PM_RUNTIME | AZX_DCAPS_I915_COMPONENT |\ 278 AZX_DCAPS_SNOOP_TYPE(SCH)) 279 280 #define AZX_DCAPS_INTEL_BAYTRAIL \ 281 (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_I915_COMPONENT) 282 283 #define AZX_DCAPS_INTEL_BRASWELL \ 284 (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME |\ 285 AZX_DCAPS_I915_COMPONENT) 286 287 #define AZX_DCAPS_INTEL_SKYLAKE \ 288 (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME |\ 289 AZX_DCAPS_SEPARATE_STREAM_TAG | AZX_DCAPS_I915_COMPONENT) 290 291 #define AZX_DCAPS_INTEL_BROXTON AZX_DCAPS_INTEL_SKYLAKE 292 293 /* quirks for ATI SB / AMD Hudson */ 294 #define AZX_DCAPS_PRESET_ATI_SB \ 295 (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_POSFIX_LPIB |\ 296 AZX_DCAPS_SNOOP_TYPE(ATI)) 297 298 /* quirks for ATI/AMD HDMI */ 299 #define AZX_DCAPS_PRESET_ATI_HDMI \ 300 (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_POSFIX_LPIB|\ 301 AZX_DCAPS_NO_MSI64) 302 303 /* quirks for ATI HDMI with snoop off */ 304 #define AZX_DCAPS_PRESET_ATI_HDMI_NS \ 305 (AZX_DCAPS_PRESET_ATI_HDMI | AZX_DCAPS_SNOOP_OFF) 306 307 /* quirks for AMD SB */ 308 #define AZX_DCAPS_PRESET_AMD_SB \ 309 (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_AMD_WORKAROUND |\ 310 AZX_DCAPS_SNOOP_TYPE(ATI) | AZX_DCAPS_PM_RUNTIME |\ 311 AZX_DCAPS_RETRY_PROBE) 312 313 /* quirks for Nvidia */ 314 #define AZX_DCAPS_PRESET_NVIDIA \ 315 (AZX_DCAPS_NO_MSI | AZX_DCAPS_CORBRP_SELF_CLEAR |\ 316 AZX_DCAPS_SNOOP_TYPE(NVIDIA)) 317 318 #define AZX_DCAPS_PRESET_CTHDA \ 319 (AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB |\ 320 AZX_DCAPS_NO_64BIT |\ 321 AZX_DCAPS_4K_BDLE_BOUNDARY | AZX_DCAPS_SNOOP_OFF) 322 323 /* 324 * vga_switcheroo support 325 */ 326 #ifdef SUPPORT_VGA_SWITCHEROO 327 #define use_vga_switcheroo(chip) ((chip)->use_vga_switcheroo) 328 #define needs_eld_notify_link(chip) ((chip)->bus.keep_power) 329 #else 330 #define use_vga_switcheroo(chip) 0 331 #define needs_eld_notify_link(chip) false 332 #endif 333 334 #define CONTROLLER_IN_GPU(pci) (((pci)->device == 0x0a0c) || \ 335 ((pci)->device == 0x0c0c) || \ 336 ((pci)->device == 0x0d0c) || \ 337 ((pci)->device == 0x160c) || \ 338 ((pci)->device == 0x490d)) 339 340 #define IS_BXT(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x5a98) 341 342 static const char * const driver_short_names[] = { 343 [AZX_DRIVER_ICH] = "HDA Intel", 344 [AZX_DRIVER_PCH] = "HDA Intel PCH", 345 [AZX_DRIVER_SCH] = "HDA Intel MID", 346 [AZX_DRIVER_SKL] = "HDA Intel PCH", /* kept old name for compatibility */ 347 [AZX_DRIVER_HDMI] = "HDA Intel HDMI", 348 [AZX_DRIVER_ATI] = "HDA ATI SB", 349 [AZX_DRIVER_ATIHDMI] = "HDA ATI HDMI", 350 [AZX_DRIVER_ATIHDMI_NS] = "HDA ATI HDMI", 351 [AZX_DRIVER_VIA] = "HDA VIA VT82xx", 352 [AZX_DRIVER_SIS] = "HDA SIS966", 353 [AZX_DRIVER_ULI] = "HDA ULI M5461", 354 [AZX_DRIVER_NVIDIA] = "HDA NVidia", 355 [AZX_DRIVER_TERA] = "HDA Teradici", 356 [AZX_DRIVER_CTX] = "HDA Creative", 357 [AZX_DRIVER_CTHDA] = "HDA Creative", 358 [AZX_DRIVER_CMEDIA] = "HDA C-Media", 359 [AZX_DRIVER_ZHAOXIN] = "HDA Zhaoxin", 360 [AZX_DRIVER_GENERIC] = "HD-Audio Generic", 361 }; 362 363 static int azx_acquire_irq(struct azx *chip, int do_disconnect); 364 static void set_default_power_save(struct azx *chip); 365 366 /* 367 * initialize the PCI registers 368 */ 369 /* update bits in a PCI register byte */ 370 static void update_pci_byte(struct pci_dev *pci, unsigned int reg, 371 unsigned char mask, unsigned char val) 372 { 373 unsigned char data; 374 375 pci_read_config_byte(pci, reg, &data); 376 data &= ~mask; 377 data |= (val & mask); 378 pci_write_config_byte(pci, reg, data); 379 } 380 381 static void azx_init_pci(struct azx *chip) 382 { 383 int snoop_type = azx_get_snoop_type(chip); 384 385 /* Clear bits 0-2 of PCI register TCSEL (at offset 0x44) 386 * TCSEL == Traffic Class Select Register, which sets PCI express QOS 387 * Ensuring these bits are 0 clears playback static on some HD Audio 388 * codecs. 389 * The PCI register TCSEL is defined in the Intel manuals. 390 */ 391 if (!(chip->driver_caps & AZX_DCAPS_NO_TCSEL)) { 392 dev_dbg(chip->card->dev, "Clearing TCSEL\n"); 393 update_pci_byte(chip->pci, AZX_PCIREG_TCSEL, 0x07, 0); 394 } 395 396 /* For ATI SB450/600/700/800/900 and AMD Hudson azalia HD audio, 397 * we need to enable snoop. 398 */ 399 if (snoop_type == AZX_SNOOP_TYPE_ATI) { 400 dev_dbg(chip->card->dev, "Setting ATI snoop: %d\n", 401 azx_snoop(chip)); 402 update_pci_byte(chip->pci, 403 ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR, 0x07, 404 azx_snoop(chip) ? ATI_SB450_HDAUDIO_ENABLE_SNOOP : 0); 405 } 406 407 /* For NVIDIA HDA, enable snoop */ 408 if (snoop_type == AZX_SNOOP_TYPE_NVIDIA) { 409 dev_dbg(chip->card->dev, "Setting Nvidia snoop: %d\n", 410 azx_snoop(chip)); 411 update_pci_byte(chip->pci, 412 NVIDIA_HDA_TRANSREG_ADDR, 413 0x0f, NVIDIA_HDA_ENABLE_COHBITS); 414 update_pci_byte(chip->pci, 415 NVIDIA_HDA_ISTRM_COH, 416 0x01, NVIDIA_HDA_ENABLE_COHBIT); 417 update_pci_byte(chip->pci, 418 NVIDIA_HDA_OSTRM_COH, 419 0x01, NVIDIA_HDA_ENABLE_COHBIT); 420 } 421 422 /* Enable SCH/PCH snoop if needed */ 423 if (snoop_type == AZX_SNOOP_TYPE_SCH) { 424 unsigned short snoop; 425 pci_read_config_word(chip->pci, INTEL_SCH_HDA_DEVC, &snoop); 426 if ((!azx_snoop(chip) && !(snoop & INTEL_SCH_HDA_DEVC_NOSNOOP)) || 427 (azx_snoop(chip) && (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP))) { 428 snoop &= ~INTEL_SCH_HDA_DEVC_NOSNOOP; 429 if (!azx_snoop(chip)) 430 snoop |= INTEL_SCH_HDA_DEVC_NOSNOOP; 431 pci_write_config_word(chip->pci, INTEL_SCH_HDA_DEVC, snoop); 432 pci_read_config_word(chip->pci, 433 INTEL_SCH_HDA_DEVC, &snoop); 434 } 435 dev_dbg(chip->card->dev, "SCH snoop: %s\n", 436 (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP) ? 437 "Disabled" : "Enabled"); 438 } 439 } 440 441 /* 442 * In BXT-P A0, HD-Audio DMA requests is later than expected, 443 * and makes an audio stream sensitive to system latencies when 444 * 24/32 bits are playing. 445 * Adjusting threshold of DMA fifo to force the DMA request 446 * sooner to improve latency tolerance at the expense of power. 447 */ 448 static void bxt_reduce_dma_latency(struct azx *chip) 449 { 450 u32 val; 451 452 val = azx_readl(chip, VS_EM4L); 453 val &= (0x3 << 20); 454 azx_writel(chip, VS_EM4L, val); 455 } 456 457 /* 458 * ML_LCAP bits: 459 * bit 0: 6 MHz Supported 460 * bit 1: 12 MHz Supported 461 * bit 2: 24 MHz Supported 462 * bit 3: 48 MHz Supported 463 * bit 4: 96 MHz Supported 464 * bit 5: 192 MHz Supported 465 */ 466 static int intel_get_lctl_scf(struct azx *chip) 467 { 468 struct hdac_bus *bus = azx_bus(chip); 469 static const int preferred_bits[] = { 2, 3, 1, 4, 5 }; 470 u32 val, t; 471 int i; 472 473 val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCAP); 474 475 for (i = 0; i < ARRAY_SIZE(preferred_bits); i++) { 476 t = preferred_bits[i]; 477 if (val & (1 << t)) 478 return t; 479 } 480 481 dev_warn(chip->card->dev, "set audio clock frequency to 6MHz"); 482 return 0; 483 } 484 485 static int intel_ml_lctl_set_power(struct azx *chip, int state) 486 { 487 struct hdac_bus *bus = azx_bus(chip); 488 u32 val; 489 int timeout; 490 491 /* 492 * the codecs are sharing the first link setting by default 493 * If other links are enabled for stream, they need similar fix 494 */ 495 val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL); 496 val &= ~AZX_MLCTL_SPA; 497 val |= state << AZX_MLCTL_SPA_SHIFT; 498 writel(val, bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL); 499 /* wait for CPA */ 500 timeout = 50; 501 while (timeout) { 502 if (((readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL)) & 503 AZX_MLCTL_CPA) == (state << AZX_MLCTL_CPA_SHIFT)) 504 return 0; 505 timeout--; 506 udelay(10); 507 } 508 509 return -1; 510 } 511 512 static void intel_init_lctl(struct azx *chip) 513 { 514 struct hdac_bus *bus = azx_bus(chip); 515 u32 val; 516 int ret; 517 518 /* 0. check lctl register value is correct or not */ 519 val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL); 520 /* if SCF is already set, let's use it */ 521 if ((val & ML_LCTL_SCF_MASK) != 0) 522 return; 523 524 /* 525 * Before operating on SPA, CPA must match SPA. 526 * Any deviation may result in undefined behavior. 527 */ 528 if (((val & AZX_MLCTL_SPA) >> AZX_MLCTL_SPA_SHIFT) != 529 ((val & AZX_MLCTL_CPA) >> AZX_MLCTL_CPA_SHIFT)) 530 return; 531 532 /* 1. turn link down: set SPA to 0 and wait CPA to 0 */ 533 ret = intel_ml_lctl_set_power(chip, 0); 534 udelay(100); 535 if (ret) 536 goto set_spa; 537 538 /* 2. update SCF to select a properly audio clock*/ 539 val &= ~ML_LCTL_SCF_MASK; 540 val |= intel_get_lctl_scf(chip); 541 writel(val, bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL); 542 543 set_spa: 544 /* 4. turn link up: set SPA to 1 and wait CPA to 1 */ 545 intel_ml_lctl_set_power(chip, 1); 546 udelay(100); 547 } 548 549 static void hda_intel_init_chip(struct azx *chip, bool full_reset) 550 { 551 struct hdac_bus *bus = azx_bus(chip); 552 struct pci_dev *pci = chip->pci; 553 u32 val; 554 555 snd_hdac_set_codec_wakeup(bus, true); 556 if (chip->driver_type == AZX_DRIVER_SKL) { 557 pci_read_config_dword(pci, INTEL_HDA_CGCTL, &val); 558 val = val & ~INTEL_HDA_CGCTL_MISCBDCGE; 559 pci_write_config_dword(pci, INTEL_HDA_CGCTL, val); 560 } 561 azx_init_chip(chip, full_reset); 562 if (chip->driver_type == AZX_DRIVER_SKL) { 563 pci_read_config_dword(pci, INTEL_HDA_CGCTL, &val); 564 val = val | INTEL_HDA_CGCTL_MISCBDCGE; 565 pci_write_config_dword(pci, INTEL_HDA_CGCTL, val); 566 } 567 568 snd_hdac_set_codec_wakeup(bus, false); 569 570 /* reduce dma latency to avoid noise */ 571 if (IS_BXT(pci)) 572 bxt_reduce_dma_latency(chip); 573 574 if (bus->mlcap != NULL) 575 intel_init_lctl(chip); 576 } 577 578 /* calculate runtime delay from LPIB */ 579 static int azx_get_delay_from_lpib(struct azx *chip, struct azx_dev *azx_dev, 580 unsigned int pos) 581 { 582 struct snd_pcm_substream *substream = azx_dev->core.substream; 583 int stream = substream->stream; 584 unsigned int lpib_pos = azx_get_pos_lpib(chip, azx_dev); 585 int delay; 586 587 if (stream == SNDRV_PCM_STREAM_PLAYBACK) 588 delay = pos - lpib_pos; 589 else 590 delay = lpib_pos - pos; 591 if (delay < 0) { 592 if (delay >= azx_dev->core.delay_negative_threshold) 593 delay = 0; 594 else 595 delay += azx_dev->core.bufsize; 596 } 597 598 if (delay >= azx_dev->core.period_bytes) { 599 dev_info(chip->card->dev, 600 "Unstable LPIB (%d >= %d); disabling LPIB delay counting\n", 601 delay, azx_dev->core.period_bytes); 602 delay = 0; 603 chip->driver_caps &= ~AZX_DCAPS_COUNT_LPIB_DELAY; 604 chip->get_delay[stream] = NULL; 605 } 606 607 return bytes_to_frames(substream->runtime, delay); 608 } 609 610 static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev); 611 612 /* called from IRQ */ 613 static int azx_position_check(struct azx *chip, struct azx_dev *azx_dev) 614 { 615 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 616 int ok; 617 618 ok = azx_position_ok(chip, azx_dev); 619 if (ok == 1) { 620 azx_dev->irq_pending = 0; 621 return ok; 622 } else if (ok == 0) { 623 /* bogus IRQ, process it later */ 624 azx_dev->irq_pending = 1; 625 schedule_work(&hda->irq_pending_work); 626 } 627 return 0; 628 } 629 630 #define display_power(chip, enable) \ 631 snd_hdac_display_power(azx_bus(chip), HDA_CODEC_IDX_CONTROLLER, enable) 632 633 /* 634 * Check whether the current DMA position is acceptable for updating 635 * periods. Returns non-zero if it's OK. 636 * 637 * Many HD-audio controllers appear pretty inaccurate about 638 * the update-IRQ timing. The IRQ is issued before actually the 639 * data is processed. So, we need to process it afterwords in a 640 * workqueue. 641 * 642 * Returns 1 if OK to proceed, 0 for delay handling, -1 for skipping update 643 */ 644 static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev) 645 { 646 struct snd_pcm_substream *substream = azx_dev->core.substream; 647 struct snd_pcm_runtime *runtime = substream->runtime; 648 int stream = substream->stream; 649 u32 wallclk; 650 unsigned int pos; 651 snd_pcm_uframes_t hwptr, target; 652 653 wallclk = azx_readl(chip, WALLCLK) - azx_dev->core.start_wallclk; 654 if (wallclk < (azx_dev->core.period_wallclk * 2) / 3) 655 return -1; /* bogus (too early) interrupt */ 656 657 if (chip->get_position[stream]) 658 pos = chip->get_position[stream](chip, azx_dev); 659 else { /* use the position buffer as default */ 660 pos = azx_get_pos_posbuf(chip, azx_dev); 661 if (!pos || pos == (u32)-1) { 662 dev_info(chip->card->dev, 663 "Invalid position buffer, using LPIB read method instead.\n"); 664 chip->get_position[stream] = azx_get_pos_lpib; 665 if (chip->get_position[0] == azx_get_pos_lpib && 666 chip->get_position[1] == azx_get_pos_lpib) 667 azx_bus(chip)->use_posbuf = false; 668 pos = azx_get_pos_lpib(chip, azx_dev); 669 chip->get_delay[stream] = NULL; 670 } else { 671 chip->get_position[stream] = azx_get_pos_posbuf; 672 if (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY) 673 chip->get_delay[stream] = azx_get_delay_from_lpib; 674 } 675 } 676 677 if (pos >= azx_dev->core.bufsize) 678 pos = 0; 679 680 if (WARN_ONCE(!azx_dev->core.period_bytes, 681 "hda-intel: zero azx_dev->period_bytes")) 682 return -1; /* this shouldn't happen! */ 683 if (wallclk < (azx_dev->core.period_wallclk * 5) / 4 && 684 pos % azx_dev->core.period_bytes > azx_dev->core.period_bytes / 2) 685 /* NG - it's below the first next period boundary */ 686 return chip->bdl_pos_adj ? 0 : -1; 687 azx_dev->core.start_wallclk += wallclk; 688 689 if (azx_dev->core.no_period_wakeup) 690 return 1; /* OK, no need to check period boundary */ 691 692 if (runtime->hw_ptr_base != runtime->hw_ptr_interrupt) 693 return 1; /* OK, already in hwptr updating process */ 694 695 /* check whether the period gets really elapsed */ 696 pos = bytes_to_frames(runtime, pos); 697 hwptr = runtime->hw_ptr_base + pos; 698 if (hwptr < runtime->status->hw_ptr) 699 hwptr += runtime->buffer_size; 700 target = runtime->hw_ptr_interrupt + runtime->period_size; 701 if (hwptr < target) { 702 /* too early wakeup, process it later */ 703 return chip->bdl_pos_adj ? 0 : -1; 704 } 705 706 return 1; /* OK, it's fine */ 707 } 708 709 /* 710 * The work for pending PCM period updates. 711 */ 712 static void azx_irq_pending_work(struct work_struct *work) 713 { 714 struct hda_intel *hda = container_of(work, struct hda_intel, irq_pending_work); 715 struct azx *chip = &hda->chip; 716 struct hdac_bus *bus = azx_bus(chip); 717 struct hdac_stream *s; 718 int pending, ok; 719 720 if (!hda->irq_pending_warned) { 721 dev_info(chip->card->dev, 722 "IRQ timing workaround is activated for card #%d. Suggest a bigger bdl_pos_adj.\n", 723 chip->card->number); 724 hda->irq_pending_warned = 1; 725 } 726 727 for (;;) { 728 pending = 0; 729 spin_lock_irq(&bus->reg_lock); 730 list_for_each_entry(s, &bus->stream_list, list) { 731 struct azx_dev *azx_dev = stream_to_azx_dev(s); 732 if (!azx_dev->irq_pending || 733 !s->substream || 734 !s->running) 735 continue; 736 ok = azx_position_ok(chip, azx_dev); 737 if (ok > 0) { 738 azx_dev->irq_pending = 0; 739 spin_unlock(&bus->reg_lock); 740 snd_pcm_period_elapsed(s->substream); 741 spin_lock(&bus->reg_lock); 742 } else if (ok < 0) { 743 pending = 0; /* too early */ 744 } else 745 pending++; 746 } 747 spin_unlock_irq(&bus->reg_lock); 748 if (!pending) 749 return; 750 msleep(1); 751 } 752 } 753 754 /* clear irq_pending flags and assure no on-going workq */ 755 static void azx_clear_irq_pending(struct azx *chip) 756 { 757 struct hdac_bus *bus = azx_bus(chip); 758 struct hdac_stream *s; 759 760 spin_lock_irq(&bus->reg_lock); 761 list_for_each_entry(s, &bus->stream_list, list) { 762 struct azx_dev *azx_dev = stream_to_azx_dev(s); 763 azx_dev->irq_pending = 0; 764 } 765 spin_unlock_irq(&bus->reg_lock); 766 } 767 768 static int azx_acquire_irq(struct azx *chip, int do_disconnect) 769 { 770 struct hdac_bus *bus = azx_bus(chip); 771 772 if (request_irq(chip->pci->irq, azx_interrupt, 773 chip->msi ? 0 : IRQF_SHARED, 774 chip->card->irq_descr, chip)) { 775 dev_err(chip->card->dev, 776 "unable to grab IRQ %d, disabling device\n", 777 chip->pci->irq); 778 if (do_disconnect) 779 snd_card_disconnect(chip->card); 780 return -1; 781 } 782 bus->irq = chip->pci->irq; 783 chip->card->sync_irq = bus->irq; 784 pci_intx(chip->pci, !chip->msi); 785 return 0; 786 } 787 788 /* get the current DMA position with correction on VIA chips */ 789 static unsigned int azx_via_get_position(struct azx *chip, 790 struct azx_dev *azx_dev) 791 { 792 unsigned int link_pos, mini_pos, bound_pos; 793 unsigned int mod_link_pos, mod_dma_pos, mod_mini_pos; 794 unsigned int fifo_size; 795 796 link_pos = snd_hdac_stream_get_pos_lpib(azx_stream(azx_dev)); 797 if (azx_dev->core.substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 798 /* Playback, no problem using link position */ 799 return link_pos; 800 } 801 802 /* Capture */ 803 /* For new chipset, 804 * use mod to get the DMA position just like old chipset 805 */ 806 mod_dma_pos = le32_to_cpu(*azx_dev->core.posbuf); 807 mod_dma_pos %= azx_dev->core.period_bytes; 808 809 fifo_size = azx_stream(azx_dev)->fifo_size - 1; 810 811 if (azx_dev->insufficient) { 812 /* Link position never gather than FIFO size */ 813 if (link_pos <= fifo_size) 814 return 0; 815 816 azx_dev->insufficient = 0; 817 } 818 819 if (link_pos <= fifo_size) 820 mini_pos = azx_dev->core.bufsize + link_pos - fifo_size; 821 else 822 mini_pos = link_pos - fifo_size; 823 824 /* Find nearest previous boudary */ 825 mod_mini_pos = mini_pos % azx_dev->core.period_bytes; 826 mod_link_pos = link_pos % azx_dev->core.period_bytes; 827 if (mod_link_pos >= fifo_size) 828 bound_pos = link_pos - mod_link_pos; 829 else if (mod_dma_pos >= mod_mini_pos) 830 bound_pos = mini_pos - mod_mini_pos; 831 else { 832 bound_pos = mini_pos - mod_mini_pos + azx_dev->core.period_bytes; 833 if (bound_pos >= azx_dev->core.bufsize) 834 bound_pos = 0; 835 } 836 837 /* Calculate real DMA position we want */ 838 return bound_pos + mod_dma_pos; 839 } 840 841 #define AMD_FIFO_SIZE 32 842 843 /* get the current DMA position with FIFO size correction */ 844 static unsigned int azx_get_pos_fifo(struct azx *chip, struct azx_dev *azx_dev) 845 { 846 struct snd_pcm_substream *substream = azx_dev->core.substream; 847 struct snd_pcm_runtime *runtime = substream->runtime; 848 unsigned int pos, delay; 849 850 pos = snd_hdac_stream_get_pos_lpib(azx_stream(azx_dev)); 851 if (!runtime) 852 return pos; 853 854 runtime->delay = AMD_FIFO_SIZE; 855 delay = frames_to_bytes(runtime, AMD_FIFO_SIZE); 856 if (azx_dev->insufficient) { 857 if (pos < delay) { 858 delay = pos; 859 runtime->delay = bytes_to_frames(runtime, pos); 860 } else { 861 azx_dev->insufficient = 0; 862 } 863 } 864 865 /* correct the DMA position for capture stream */ 866 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { 867 if (pos < delay) 868 pos += azx_dev->core.bufsize; 869 pos -= delay; 870 } 871 872 return pos; 873 } 874 875 static int azx_get_delay_from_fifo(struct azx *chip, struct azx_dev *azx_dev, 876 unsigned int pos) 877 { 878 struct snd_pcm_substream *substream = azx_dev->core.substream; 879 880 /* just read back the calculated value in the above */ 881 return substream->runtime->delay; 882 } 883 884 static void __azx_shutdown_chip(struct azx *chip, bool skip_link_reset) 885 { 886 azx_stop_chip(chip); 887 if (!skip_link_reset) 888 azx_enter_link_reset(chip); 889 azx_clear_irq_pending(chip); 890 display_power(chip, false); 891 } 892 893 #ifdef CONFIG_PM 894 static DEFINE_MUTEX(card_list_lock); 895 static LIST_HEAD(card_list); 896 897 static void azx_shutdown_chip(struct azx *chip) 898 { 899 __azx_shutdown_chip(chip, false); 900 } 901 902 static void azx_add_card_list(struct azx *chip) 903 { 904 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 905 mutex_lock(&card_list_lock); 906 list_add(&hda->list, &card_list); 907 mutex_unlock(&card_list_lock); 908 } 909 910 static void azx_del_card_list(struct azx *chip) 911 { 912 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 913 mutex_lock(&card_list_lock); 914 list_del_init(&hda->list); 915 mutex_unlock(&card_list_lock); 916 } 917 918 /* trigger power-save check at writing parameter */ 919 static int param_set_xint(const char *val, const struct kernel_param *kp) 920 { 921 struct hda_intel *hda; 922 struct azx *chip; 923 int prev = power_save; 924 int ret = param_set_int(val, kp); 925 926 if (ret || prev == power_save) 927 return ret; 928 929 mutex_lock(&card_list_lock); 930 list_for_each_entry(hda, &card_list, list) { 931 chip = &hda->chip; 932 if (!hda->probe_continued || chip->disabled) 933 continue; 934 snd_hda_set_power_save(&chip->bus, power_save * 1000); 935 } 936 mutex_unlock(&card_list_lock); 937 return 0; 938 } 939 940 /* 941 * power management 942 */ 943 static bool azx_is_pm_ready(struct snd_card *card) 944 { 945 struct azx *chip; 946 struct hda_intel *hda; 947 948 if (!card) 949 return false; 950 chip = card->private_data; 951 hda = container_of(chip, struct hda_intel, chip); 952 if (chip->disabled || hda->init_failed || !chip->running) 953 return false; 954 return true; 955 } 956 957 static void __azx_runtime_resume(struct azx *chip) 958 { 959 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 960 struct hdac_bus *bus = azx_bus(chip); 961 struct hda_codec *codec; 962 int status; 963 964 display_power(chip, true); 965 if (hda->need_i915_power) 966 snd_hdac_i915_set_bclk(bus); 967 968 /* Read STATESTS before controller reset */ 969 status = azx_readw(chip, STATESTS); 970 971 azx_init_pci(chip); 972 hda_intel_init_chip(chip, true); 973 974 /* Avoid codec resume if runtime resume is for system suspend */ 975 if (!chip->pm_prepared) { 976 list_for_each_codec(codec, &chip->bus) { 977 if (codec->relaxed_resume) 978 continue; 979 980 if (codec->forced_resume || (status & (1 << codec->addr))) 981 pm_request_resume(hda_codec_dev(codec)); 982 } 983 } 984 985 /* power down again for link-controlled chips */ 986 if (!hda->need_i915_power) 987 display_power(chip, false); 988 } 989 990 #ifdef CONFIG_PM_SLEEP 991 static int azx_prepare(struct device *dev) 992 { 993 struct snd_card *card = dev_get_drvdata(dev); 994 struct azx *chip; 995 996 if (!azx_is_pm_ready(card)) 997 return 0; 998 999 chip = card->private_data; 1000 chip->pm_prepared = 1; 1001 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 1002 1003 flush_work(&azx_bus(chip)->unsol_work); 1004 1005 /* HDA controller always requires different WAKEEN for runtime suspend 1006 * and system suspend, so don't use direct-complete here. 1007 */ 1008 return 0; 1009 } 1010 1011 static void azx_complete(struct device *dev) 1012 { 1013 struct snd_card *card = dev_get_drvdata(dev); 1014 struct azx *chip; 1015 1016 if (!azx_is_pm_ready(card)) 1017 return; 1018 1019 chip = card->private_data; 1020 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 1021 chip->pm_prepared = 0; 1022 } 1023 1024 static int azx_suspend(struct device *dev) 1025 { 1026 struct snd_card *card = dev_get_drvdata(dev); 1027 struct azx *chip; 1028 struct hdac_bus *bus; 1029 1030 if (!azx_is_pm_ready(card)) 1031 return 0; 1032 1033 chip = card->private_data; 1034 bus = azx_bus(chip); 1035 azx_shutdown_chip(chip); 1036 if (bus->irq >= 0) { 1037 free_irq(bus->irq, chip); 1038 bus->irq = -1; 1039 chip->card->sync_irq = -1; 1040 } 1041 1042 if (chip->msi) 1043 pci_disable_msi(chip->pci); 1044 1045 trace_azx_suspend(chip); 1046 return 0; 1047 } 1048 1049 static int azx_resume(struct device *dev) 1050 { 1051 struct snd_card *card = dev_get_drvdata(dev); 1052 struct azx *chip; 1053 1054 if (!azx_is_pm_ready(card)) 1055 return 0; 1056 1057 chip = card->private_data; 1058 if (chip->msi) 1059 if (pci_enable_msi(chip->pci) < 0) 1060 chip->msi = 0; 1061 if (azx_acquire_irq(chip, 1) < 0) 1062 return -EIO; 1063 1064 __azx_runtime_resume(chip); 1065 1066 trace_azx_resume(chip); 1067 return 0; 1068 } 1069 1070 /* put codec down to D3 at hibernation for Intel SKL+; 1071 * otherwise BIOS may still access the codec and screw up the driver 1072 */ 1073 static int azx_freeze_noirq(struct device *dev) 1074 { 1075 struct snd_card *card = dev_get_drvdata(dev); 1076 struct azx *chip = card->private_data; 1077 struct pci_dev *pci = to_pci_dev(dev); 1078 1079 if (!azx_is_pm_ready(card)) 1080 return 0; 1081 if (chip->driver_type == AZX_DRIVER_SKL) 1082 pci_set_power_state(pci, PCI_D3hot); 1083 1084 return 0; 1085 } 1086 1087 static int azx_thaw_noirq(struct device *dev) 1088 { 1089 struct snd_card *card = dev_get_drvdata(dev); 1090 struct azx *chip = card->private_data; 1091 struct pci_dev *pci = to_pci_dev(dev); 1092 1093 if (!azx_is_pm_ready(card)) 1094 return 0; 1095 if (chip->driver_type == AZX_DRIVER_SKL) 1096 pci_set_power_state(pci, PCI_D0); 1097 1098 return 0; 1099 } 1100 #endif /* CONFIG_PM_SLEEP */ 1101 1102 static int azx_runtime_suspend(struct device *dev) 1103 { 1104 struct snd_card *card = dev_get_drvdata(dev); 1105 struct azx *chip; 1106 1107 if (!azx_is_pm_ready(card)) 1108 return 0; 1109 chip = card->private_data; 1110 1111 /* enable controller wake up event */ 1112 azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) | STATESTS_INT_MASK); 1113 1114 azx_shutdown_chip(chip); 1115 trace_azx_runtime_suspend(chip); 1116 return 0; 1117 } 1118 1119 static int azx_runtime_resume(struct device *dev) 1120 { 1121 struct snd_card *card = dev_get_drvdata(dev); 1122 struct azx *chip; 1123 1124 if (!azx_is_pm_ready(card)) 1125 return 0; 1126 chip = card->private_data; 1127 __azx_runtime_resume(chip); 1128 1129 /* disable controller Wake Up event*/ 1130 azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) & ~STATESTS_INT_MASK); 1131 1132 trace_azx_runtime_resume(chip); 1133 return 0; 1134 } 1135 1136 static int azx_runtime_idle(struct device *dev) 1137 { 1138 struct snd_card *card = dev_get_drvdata(dev); 1139 struct azx *chip; 1140 struct hda_intel *hda; 1141 1142 if (!card) 1143 return 0; 1144 1145 chip = card->private_data; 1146 hda = container_of(chip, struct hda_intel, chip); 1147 if (chip->disabled || hda->init_failed) 1148 return 0; 1149 1150 if (!power_save_controller || !azx_has_pm_runtime(chip) || 1151 azx_bus(chip)->codec_powered || !chip->running) 1152 return -EBUSY; 1153 1154 /* ELD notification gets broken when HD-audio bus is off */ 1155 if (needs_eld_notify_link(chip)) 1156 return -EBUSY; 1157 1158 return 0; 1159 } 1160 1161 static const struct dev_pm_ops azx_pm = { 1162 SET_SYSTEM_SLEEP_PM_OPS(azx_suspend, azx_resume) 1163 #ifdef CONFIG_PM_SLEEP 1164 .prepare = azx_prepare, 1165 .complete = azx_complete, 1166 .freeze_noirq = azx_freeze_noirq, 1167 .thaw_noirq = azx_thaw_noirq, 1168 #endif 1169 SET_RUNTIME_PM_OPS(azx_runtime_suspend, azx_runtime_resume, azx_runtime_idle) 1170 }; 1171 1172 #define AZX_PM_OPS &azx_pm 1173 #else 1174 #define azx_add_card_list(chip) /* NOP */ 1175 #define azx_del_card_list(chip) /* NOP */ 1176 #define AZX_PM_OPS NULL 1177 #endif /* CONFIG_PM */ 1178 1179 1180 static int azx_probe_continue(struct azx *chip); 1181 1182 #ifdef SUPPORT_VGA_SWITCHEROO 1183 static struct pci_dev *get_bound_vga(struct pci_dev *pci); 1184 1185 static void azx_vs_set_state(struct pci_dev *pci, 1186 enum vga_switcheroo_state state) 1187 { 1188 struct snd_card *card = pci_get_drvdata(pci); 1189 struct azx *chip = card->private_data; 1190 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1191 struct hda_codec *codec; 1192 bool disabled; 1193 1194 wait_for_completion(&hda->probe_wait); 1195 if (hda->init_failed) 1196 return; 1197 1198 disabled = (state == VGA_SWITCHEROO_OFF); 1199 if (chip->disabled == disabled) 1200 return; 1201 1202 if (!hda->probe_continued) { 1203 chip->disabled = disabled; 1204 if (!disabled) { 1205 dev_info(chip->card->dev, 1206 "Start delayed initialization\n"); 1207 if (azx_probe_continue(chip) < 0) 1208 dev_err(chip->card->dev, "initialization error\n"); 1209 } 1210 } else { 1211 dev_info(chip->card->dev, "%s via vga_switcheroo\n", 1212 disabled ? "Disabling" : "Enabling"); 1213 if (disabled) { 1214 list_for_each_codec(codec, &chip->bus) { 1215 pm_runtime_suspend(hda_codec_dev(codec)); 1216 pm_runtime_disable(hda_codec_dev(codec)); 1217 } 1218 pm_runtime_suspend(card->dev); 1219 pm_runtime_disable(card->dev); 1220 /* when we get suspended by vga_switcheroo we end up in D3cold, 1221 * however we have no ACPI handle, so pci/acpi can't put us there, 1222 * put ourselves there */ 1223 pci->current_state = PCI_D3cold; 1224 chip->disabled = true; 1225 if (snd_hda_lock_devices(&chip->bus)) 1226 dev_warn(chip->card->dev, 1227 "Cannot lock devices!\n"); 1228 } else { 1229 snd_hda_unlock_devices(&chip->bus); 1230 chip->disabled = false; 1231 pm_runtime_enable(card->dev); 1232 list_for_each_codec(codec, &chip->bus) { 1233 pm_runtime_enable(hda_codec_dev(codec)); 1234 pm_runtime_resume(hda_codec_dev(codec)); 1235 } 1236 } 1237 } 1238 } 1239 1240 static bool azx_vs_can_switch(struct pci_dev *pci) 1241 { 1242 struct snd_card *card = pci_get_drvdata(pci); 1243 struct azx *chip = card->private_data; 1244 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1245 1246 wait_for_completion(&hda->probe_wait); 1247 if (hda->init_failed) 1248 return false; 1249 if (chip->disabled || !hda->probe_continued) 1250 return true; 1251 if (snd_hda_lock_devices(&chip->bus)) 1252 return false; 1253 snd_hda_unlock_devices(&chip->bus); 1254 return true; 1255 } 1256 1257 /* 1258 * The discrete GPU cannot power down unless the HDA controller runtime 1259 * suspends, so activate runtime PM on codecs even if power_save == 0. 1260 */ 1261 static void setup_vga_switcheroo_runtime_pm(struct azx *chip) 1262 { 1263 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1264 struct hda_codec *codec; 1265 1266 if (hda->use_vga_switcheroo && !needs_eld_notify_link(chip)) { 1267 list_for_each_codec(codec, &chip->bus) 1268 codec->auto_runtime_pm = 1; 1269 /* reset the power save setup */ 1270 if (chip->running) 1271 set_default_power_save(chip); 1272 } 1273 } 1274 1275 static void azx_vs_gpu_bound(struct pci_dev *pci, 1276 enum vga_switcheroo_client_id client_id) 1277 { 1278 struct snd_card *card = pci_get_drvdata(pci); 1279 struct azx *chip = card->private_data; 1280 1281 if (client_id == VGA_SWITCHEROO_DIS) 1282 chip->bus.keep_power = 0; 1283 setup_vga_switcheroo_runtime_pm(chip); 1284 } 1285 1286 static void init_vga_switcheroo(struct azx *chip) 1287 { 1288 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1289 struct pci_dev *p = get_bound_vga(chip->pci); 1290 struct pci_dev *parent; 1291 if (p) { 1292 dev_info(chip->card->dev, 1293 "Handle vga_switcheroo audio client\n"); 1294 hda->use_vga_switcheroo = 1; 1295 1296 /* cleared in either gpu_bound op or codec probe, or when its 1297 * upstream port has _PR3 (i.e. dGPU). 1298 */ 1299 parent = pci_upstream_bridge(p); 1300 chip->bus.keep_power = parent ? !pci_pr3_present(parent) : 1; 1301 chip->driver_caps |= AZX_DCAPS_PM_RUNTIME; 1302 pci_dev_put(p); 1303 } 1304 } 1305 1306 static const struct vga_switcheroo_client_ops azx_vs_ops = { 1307 .set_gpu_state = azx_vs_set_state, 1308 .can_switch = azx_vs_can_switch, 1309 .gpu_bound = azx_vs_gpu_bound, 1310 }; 1311 1312 static int register_vga_switcheroo(struct azx *chip) 1313 { 1314 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1315 struct pci_dev *p; 1316 int err; 1317 1318 if (!hda->use_vga_switcheroo) 1319 return 0; 1320 1321 p = get_bound_vga(chip->pci); 1322 err = vga_switcheroo_register_audio_client(chip->pci, &azx_vs_ops, p); 1323 pci_dev_put(p); 1324 1325 if (err < 0) 1326 return err; 1327 hda->vga_switcheroo_registered = 1; 1328 1329 return 0; 1330 } 1331 #else 1332 #define init_vga_switcheroo(chip) /* NOP */ 1333 #define register_vga_switcheroo(chip) 0 1334 #define check_hdmi_disabled(pci) false 1335 #define setup_vga_switcheroo_runtime_pm(chip) /* NOP */ 1336 #endif /* SUPPORT_VGA_SWITCHER */ 1337 1338 /* 1339 * destructor 1340 */ 1341 static void azx_free(struct azx *chip) 1342 { 1343 struct pci_dev *pci = chip->pci; 1344 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1345 struct hdac_bus *bus = azx_bus(chip); 1346 1347 if (hda->freed) 1348 return; 1349 1350 if (azx_has_pm_runtime(chip) && chip->running) { 1351 pm_runtime_get_noresume(&pci->dev); 1352 pm_runtime_forbid(&pci->dev); 1353 pm_runtime_dont_use_autosuspend(&pci->dev); 1354 } 1355 1356 chip->running = 0; 1357 1358 azx_del_card_list(chip); 1359 1360 hda->init_failed = 1; /* to be sure */ 1361 complete_all(&hda->probe_wait); 1362 1363 if (use_vga_switcheroo(hda)) { 1364 if (chip->disabled && hda->probe_continued) 1365 snd_hda_unlock_devices(&chip->bus); 1366 if (hda->vga_switcheroo_registered) 1367 vga_switcheroo_unregister_client(chip->pci); 1368 } 1369 1370 if (bus->chip_init) { 1371 azx_clear_irq_pending(chip); 1372 azx_stop_all_streams(chip); 1373 azx_stop_chip(chip); 1374 } 1375 1376 if (bus->irq >= 0) 1377 free_irq(bus->irq, (void*)chip); 1378 1379 azx_free_stream_pages(chip); 1380 azx_free_streams(chip); 1381 snd_hdac_bus_exit(bus); 1382 1383 #ifdef CONFIG_SND_HDA_PATCH_LOADER 1384 release_firmware(chip->fw); 1385 #endif 1386 display_power(chip, false); 1387 1388 if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT) 1389 snd_hdac_i915_exit(bus); 1390 1391 hda->freed = 1; 1392 } 1393 1394 static int azx_dev_disconnect(struct snd_device *device) 1395 { 1396 struct azx *chip = device->device_data; 1397 struct hdac_bus *bus = azx_bus(chip); 1398 1399 chip->bus.shutdown = 1; 1400 cancel_work_sync(&bus->unsol_work); 1401 1402 return 0; 1403 } 1404 1405 static int azx_dev_free(struct snd_device *device) 1406 { 1407 azx_free(device->device_data); 1408 return 0; 1409 } 1410 1411 #ifdef SUPPORT_VGA_SWITCHEROO 1412 #ifdef CONFIG_ACPI 1413 /* ATPX is in the integrated GPU's namespace */ 1414 static bool atpx_present(void) 1415 { 1416 struct pci_dev *pdev = NULL; 1417 acpi_handle dhandle, atpx_handle; 1418 acpi_status status; 1419 1420 while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) { 1421 dhandle = ACPI_HANDLE(&pdev->dev); 1422 if (dhandle) { 1423 status = acpi_get_handle(dhandle, "ATPX", &atpx_handle); 1424 if (ACPI_SUCCESS(status)) { 1425 pci_dev_put(pdev); 1426 return true; 1427 } 1428 } 1429 } 1430 while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) { 1431 dhandle = ACPI_HANDLE(&pdev->dev); 1432 if (dhandle) { 1433 status = acpi_get_handle(dhandle, "ATPX", &atpx_handle); 1434 if (ACPI_SUCCESS(status)) { 1435 pci_dev_put(pdev); 1436 return true; 1437 } 1438 } 1439 } 1440 return false; 1441 } 1442 #else 1443 static bool atpx_present(void) 1444 { 1445 return false; 1446 } 1447 #endif 1448 1449 /* 1450 * Check of disabled HDMI controller by vga_switcheroo 1451 */ 1452 static struct pci_dev *get_bound_vga(struct pci_dev *pci) 1453 { 1454 struct pci_dev *p; 1455 1456 /* check only discrete GPU */ 1457 switch (pci->vendor) { 1458 case PCI_VENDOR_ID_ATI: 1459 case PCI_VENDOR_ID_AMD: 1460 if (pci->devfn == 1) { 1461 p = pci_get_domain_bus_and_slot(pci_domain_nr(pci->bus), 1462 pci->bus->number, 0); 1463 if (p) { 1464 /* ATPX is in the integrated GPU's ACPI namespace 1465 * rather than the dGPU's namespace. However, 1466 * the dGPU is the one who is involved in 1467 * vgaswitcheroo. 1468 */ 1469 if (((p->class >> 16) == PCI_BASE_CLASS_DISPLAY) && 1470 atpx_present()) 1471 return p; 1472 pci_dev_put(p); 1473 } 1474 } 1475 break; 1476 case PCI_VENDOR_ID_NVIDIA: 1477 if (pci->devfn == 1) { 1478 p = pci_get_domain_bus_and_slot(pci_domain_nr(pci->bus), 1479 pci->bus->number, 0); 1480 if (p) { 1481 if ((p->class >> 16) == PCI_BASE_CLASS_DISPLAY) 1482 return p; 1483 pci_dev_put(p); 1484 } 1485 } 1486 break; 1487 } 1488 return NULL; 1489 } 1490 1491 static bool check_hdmi_disabled(struct pci_dev *pci) 1492 { 1493 bool vga_inactive = false; 1494 struct pci_dev *p = get_bound_vga(pci); 1495 1496 if (p) { 1497 if (vga_switcheroo_get_client_state(p) == VGA_SWITCHEROO_OFF) 1498 vga_inactive = true; 1499 pci_dev_put(p); 1500 } 1501 return vga_inactive; 1502 } 1503 #endif /* SUPPORT_VGA_SWITCHEROO */ 1504 1505 /* 1506 * allow/deny-listing for position_fix 1507 */ 1508 static const struct snd_pci_quirk position_fix_list[] = { 1509 SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_LPIB), 1510 SND_PCI_QUIRK(0x1028, 0x01de, "Dell Precision 390", POS_FIX_LPIB), 1511 SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPIB), 1512 SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB), 1513 SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB), 1514 SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS M2V", POS_FIX_LPIB), 1515 SND_PCI_QUIRK(0x104d, 0x9069, "Sony VPCS11V9E", POS_FIX_LPIB), 1516 SND_PCI_QUIRK(0x10de, 0xcb89, "Macbook Pro 7,1", POS_FIX_LPIB), 1517 SND_PCI_QUIRK(0x1297, 0x3166, "Shuttle", POS_FIX_LPIB), 1518 SND_PCI_QUIRK(0x1458, 0xa022, "ga-ma770-ud3", POS_FIX_LPIB), 1519 SND_PCI_QUIRK(0x1462, 0x1002, "MSI Wind U115", POS_FIX_LPIB), 1520 SND_PCI_QUIRK(0x1565, 0x8218, "Biostar Microtech", POS_FIX_LPIB), 1521 SND_PCI_QUIRK(0x1849, 0x0888, "775Dual-VSTA", POS_FIX_LPIB), 1522 SND_PCI_QUIRK(0x8086, 0x2503, "DG965OT AAD63733-203", POS_FIX_LPIB), 1523 {} 1524 }; 1525 1526 static int check_position_fix(struct azx *chip, int fix) 1527 { 1528 const struct snd_pci_quirk *q; 1529 1530 switch (fix) { 1531 case POS_FIX_AUTO: 1532 case POS_FIX_LPIB: 1533 case POS_FIX_POSBUF: 1534 case POS_FIX_VIACOMBO: 1535 case POS_FIX_COMBO: 1536 case POS_FIX_SKL: 1537 case POS_FIX_FIFO: 1538 return fix; 1539 } 1540 1541 q = snd_pci_quirk_lookup(chip->pci, position_fix_list); 1542 if (q) { 1543 dev_info(chip->card->dev, 1544 "position_fix set to %d for device %04x:%04x\n", 1545 q->value, q->subvendor, q->subdevice); 1546 return q->value; 1547 } 1548 1549 /* Check VIA/ATI HD Audio Controller exist */ 1550 if (chip->driver_type == AZX_DRIVER_VIA) { 1551 dev_dbg(chip->card->dev, "Using VIACOMBO position fix\n"); 1552 return POS_FIX_VIACOMBO; 1553 } 1554 if (chip->driver_caps & AZX_DCAPS_AMD_WORKAROUND) { 1555 dev_dbg(chip->card->dev, "Using FIFO position fix\n"); 1556 return POS_FIX_FIFO; 1557 } 1558 if (chip->driver_caps & AZX_DCAPS_POSFIX_LPIB) { 1559 dev_dbg(chip->card->dev, "Using LPIB position fix\n"); 1560 return POS_FIX_LPIB; 1561 } 1562 if (chip->driver_type == AZX_DRIVER_SKL) { 1563 dev_dbg(chip->card->dev, "Using SKL position fix\n"); 1564 return POS_FIX_SKL; 1565 } 1566 return POS_FIX_AUTO; 1567 } 1568 1569 static void assign_position_fix(struct azx *chip, int fix) 1570 { 1571 static const azx_get_pos_callback_t callbacks[] = { 1572 [POS_FIX_AUTO] = NULL, 1573 [POS_FIX_LPIB] = azx_get_pos_lpib, 1574 [POS_FIX_POSBUF] = azx_get_pos_posbuf, 1575 [POS_FIX_VIACOMBO] = azx_via_get_position, 1576 [POS_FIX_COMBO] = azx_get_pos_lpib, 1577 [POS_FIX_SKL] = azx_get_pos_posbuf, 1578 [POS_FIX_FIFO] = azx_get_pos_fifo, 1579 }; 1580 1581 chip->get_position[0] = chip->get_position[1] = callbacks[fix]; 1582 1583 /* combo mode uses LPIB only for playback */ 1584 if (fix == POS_FIX_COMBO) 1585 chip->get_position[1] = NULL; 1586 1587 if ((fix == POS_FIX_POSBUF || fix == POS_FIX_SKL) && 1588 (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY)) { 1589 chip->get_delay[0] = chip->get_delay[1] = 1590 azx_get_delay_from_lpib; 1591 } 1592 1593 if (fix == POS_FIX_FIFO) 1594 chip->get_delay[0] = chip->get_delay[1] = 1595 azx_get_delay_from_fifo; 1596 } 1597 1598 /* 1599 * deny-lists for probe_mask 1600 */ 1601 static const struct snd_pci_quirk probe_mask_list[] = { 1602 /* Thinkpad often breaks the controller communication when accessing 1603 * to the non-working (or non-existing) modem codec slot. 1604 */ 1605 SND_PCI_QUIRK(0x1014, 0x05b7, "Thinkpad Z60", 0x01), 1606 SND_PCI_QUIRK(0x17aa, 0x2010, "Thinkpad X/T/R60", 0x01), 1607 SND_PCI_QUIRK(0x17aa, 0x20ac, "Thinkpad X/T/R61", 0x01), 1608 /* broken BIOS */ 1609 SND_PCI_QUIRK(0x1028, 0x20ac, "Dell Studio Desktop", 0x01), 1610 /* including bogus ALC268 in slot#2 that conflicts with ALC888 */ 1611 SND_PCI_QUIRK(0x17c0, 0x4085, "Medion MD96630", 0x01), 1612 /* forced codec slots */ 1613 SND_PCI_QUIRK(0x1043, 0x1262, "ASUS W5Fm", 0x103), 1614 SND_PCI_QUIRK(0x1046, 0x1262, "ASUS W5F", 0x103), 1615 /* WinFast VP200 H (Teradici) user reported broken communication */ 1616 SND_PCI_QUIRK(0x3a21, 0x040d, "WinFast VP200 H", 0x101), 1617 {} 1618 }; 1619 1620 #define AZX_FORCE_CODEC_MASK 0x100 1621 1622 static void check_probe_mask(struct azx *chip, int dev) 1623 { 1624 const struct snd_pci_quirk *q; 1625 1626 chip->codec_probe_mask = probe_mask[dev]; 1627 if (chip->codec_probe_mask == -1) { 1628 q = snd_pci_quirk_lookup(chip->pci, probe_mask_list); 1629 if (q) { 1630 dev_info(chip->card->dev, 1631 "probe_mask set to 0x%x for device %04x:%04x\n", 1632 q->value, q->subvendor, q->subdevice); 1633 chip->codec_probe_mask = q->value; 1634 } 1635 } 1636 1637 /* check forced option */ 1638 if (chip->codec_probe_mask != -1 && 1639 (chip->codec_probe_mask & AZX_FORCE_CODEC_MASK)) { 1640 azx_bus(chip)->codec_mask = chip->codec_probe_mask & 0xff; 1641 dev_info(chip->card->dev, "codec_mask forced to 0x%x\n", 1642 (int)azx_bus(chip)->codec_mask); 1643 } 1644 } 1645 1646 /* 1647 * allow/deny-list for enable_msi 1648 */ 1649 static const struct snd_pci_quirk msi_deny_list[] = { 1650 SND_PCI_QUIRK(0x103c, 0x2191, "HP", 0), /* AMD Hudson */ 1651 SND_PCI_QUIRK(0x103c, 0x2192, "HP", 0), /* AMD Hudson */ 1652 SND_PCI_QUIRK(0x103c, 0x21f7, "HP", 0), /* AMD Hudson */ 1653 SND_PCI_QUIRK(0x103c, 0x21fa, "HP", 0), /* AMD Hudson */ 1654 SND_PCI_QUIRK(0x1043, 0x81f2, "ASUS", 0), /* Athlon64 X2 + nvidia */ 1655 SND_PCI_QUIRK(0x1043, 0x81f6, "ASUS", 0), /* nvidia */ 1656 SND_PCI_QUIRK(0x1043, 0x822d, "ASUS", 0), /* Athlon64 X2 + nvidia MCP55 */ 1657 SND_PCI_QUIRK(0x1179, 0xfb44, "Toshiba Satellite C870", 0), /* AMD Hudson */ 1658 SND_PCI_QUIRK(0x1849, 0x0888, "ASRock", 0), /* Athlon64 X2 + nvidia */ 1659 SND_PCI_QUIRK(0xa0a0, 0x0575, "Aopen MZ915-M", 0), /* ICH6 */ 1660 {} 1661 }; 1662 1663 static void check_msi(struct azx *chip) 1664 { 1665 const struct snd_pci_quirk *q; 1666 1667 if (enable_msi >= 0) { 1668 chip->msi = !!enable_msi; 1669 return; 1670 } 1671 chip->msi = 1; /* enable MSI as default */ 1672 q = snd_pci_quirk_lookup(chip->pci, msi_deny_list); 1673 if (q) { 1674 dev_info(chip->card->dev, 1675 "msi for device %04x:%04x set to %d\n", 1676 q->subvendor, q->subdevice, q->value); 1677 chip->msi = q->value; 1678 return; 1679 } 1680 1681 /* NVidia chipsets seem to cause troubles with MSI */ 1682 if (chip->driver_caps & AZX_DCAPS_NO_MSI) { 1683 dev_info(chip->card->dev, "Disabling MSI\n"); 1684 chip->msi = 0; 1685 } 1686 } 1687 1688 /* check the snoop mode availability */ 1689 static void azx_check_snoop_available(struct azx *chip) 1690 { 1691 int snoop = hda_snoop; 1692 1693 if (snoop >= 0) { 1694 dev_info(chip->card->dev, "Force to %s mode by module option\n", 1695 snoop ? "snoop" : "non-snoop"); 1696 chip->snoop = snoop; 1697 chip->uc_buffer = !snoop; 1698 return; 1699 } 1700 1701 snoop = true; 1702 if (azx_get_snoop_type(chip) == AZX_SNOOP_TYPE_NONE && 1703 chip->driver_type == AZX_DRIVER_VIA) { 1704 /* force to non-snoop mode for a new VIA controller 1705 * when BIOS is set 1706 */ 1707 u8 val; 1708 pci_read_config_byte(chip->pci, 0x42, &val); 1709 if (!(val & 0x80) && (chip->pci->revision == 0x30 || 1710 chip->pci->revision == 0x20)) 1711 snoop = false; 1712 } 1713 1714 if (chip->driver_caps & AZX_DCAPS_SNOOP_OFF) 1715 snoop = false; 1716 1717 chip->snoop = snoop; 1718 if (!snoop) { 1719 dev_info(chip->card->dev, "Force to non-snoop mode\n"); 1720 /* C-Media requires non-cached pages only for CORB/RIRB */ 1721 if (chip->driver_type != AZX_DRIVER_CMEDIA) 1722 chip->uc_buffer = true; 1723 } 1724 } 1725 1726 static void azx_probe_work(struct work_struct *work) 1727 { 1728 struct hda_intel *hda = container_of(work, struct hda_intel, probe_work.work); 1729 azx_probe_continue(&hda->chip); 1730 } 1731 1732 static int default_bdl_pos_adj(struct azx *chip) 1733 { 1734 /* some exceptions: Atoms seem problematic with value 1 */ 1735 if (chip->pci->vendor == PCI_VENDOR_ID_INTEL) { 1736 switch (chip->pci->device) { 1737 case 0x0f04: /* Baytrail */ 1738 case 0x2284: /* Braswell */ 1739 return 32; 1740 } 1741 } 1742 1743 switch (chip->driver_type) { 1744 case AZX_DRIVER_ICH: 1745 case AZX_DRIVER_PCH: 1746 return 1; 1747 default: 1748 return 32; 1749 } 1750 } 1751 1752 /* 1753 * constructor 1754 */ 1755 static const struct hda_controller_ops pci_hda_ops; 1756 1757 static int azx_create(struct snd_card *card, struct pci_dev *pci, 1758 int dev, unsigned int driver_caps, 1759 struct azx **rchip) 1760 { 1761 static const struct snd_device_ops ops = { 1762 .dev_disconnect = azx_dev_disconnect, 1763 .dev_free = azx_dev_free, 1764 }; 1765 struct hda_intel *hda; 1766 struct azx *chip; 1767 int err; 1768 1769 *rchip = NULL; 1770 1771 err = pcim_enable_device(pci); 1772 if (err < 0) 1773 return err; 1774 1775 hda = devm_kzalloc(&pci->dev, sizeof(*hda), GFP_KERNEL); 1776 if (!hda) 1777 return -ENOMEM; 1778 1779 chip = &hda->chip; 1780 mutex_init(&chip->open_mutex); 1781 chip->card = card; 1782 chip->pci = pci; 1783 chip->ops = &pci_hda_ops; 1784 chip->driver_caps = driver_caps; 1785 chip->driver_type = driver_caps & 0xff; 1786 check_msi(chip); 1787 chip->dev_index = dev; 1788 if (jackpoll_ms[dev] >= 50 && jackpoll_ms[dev] <= 60000) 1789 chip->jackpoll_interval = msecs_to_jiffies(jackpoll_ms[dev]); 1790 INIT_LIST_HEAD(&chip->pcm_list); 1791 INIT_WORK(&hda->irq_pending_work, azx_irq_pending_work); 1792 INIT_LIST_HEAD(&hda->list); 1793 init_vga_switcheroo(chip); 1794 init_completion(&hda->probe_wait); 1795 1796 assign_position_fix(chip, check_position_fix(chip, position_fix[dev])); 1797 1798 check_probe_mask(chip, dev); 1799 1800 if (single_cmd < 0) /* allow fallback to single_cmd at errors */ 1801 chip->fallback_to_single_cmd = 1; 1802 else /* explicitly set to single_cmd or not */ 1803 chip->single_cmd = single_cmd; 1804 1805 azx_check_snoop_available(chip); 1806 1807 if (bdl_pos_adj[dev] < 0) 1808 chip->bdl_pos_adj = default_bdl_pos_adj(chip); 1809 else 1810 chip->bdl_pos_adj = bdl_pos_adj[dev]; 1811 1812 err = azx_bus_init(chip, model[dev]); 1813 if (err < 0) 1814 return err; 1815 1816 /* use the non-cached pages in non-snoop mode */ 1817 if (!azx_snoop(chip)) 1818 azx_bus(chip)->dma_type = SNDRV_DMA_TYPE_DEV_WC; 1819 1820 if (chip->driver_type == AZX_DRIVER_NVIDIA) { 1821 dev_dbg(chip->card->dev, "Enable delay in RIRB handling\n"); 1822 chip->bus.core.needs_damn_long_delay = 1; 1823 } 1824 1825 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); 1826 if (err < 0) { 1827 dev_err(card->dev, "Error creating device [card]!\n"); 1828 azx_free(chip); 1829 return err; 1830 } 1831 1832 /* continue probing in work context as may trigger request module */ 1833 INIT_DELAYED_WORK(&hda->probe_work, azx_probe_work); 1834 1835 *rchip = chip; 1836 1837 return 0; 1838 } 1839 1840 static int azx_first_init(struct azx *chip) 1841 { 1842 int dev = chip->dev_index; 1843 struct pci_dev *pci = chip->pci; 1844 struct snd_card *card = chip->card; 1845 struct hdac_bus *bus = azx_bus(chip); 1846 int err; 1847 unsigned short gcap; 1848 unsigned int dma_bits = 64; 1849 1850 #if BITS_PER_LONG != 64 1851 /* Fix up base address on ULI M5461 */ 1852 if (chip->driver_type == AZX_DRIVER_ULI) { 1853 u16 tmp3; 1854 pci_read_config_word(pci, 0x40, &tmp3); 1855 pci_write_config_word(pci, 0x40, tmp3 | 0x10); 1856 pci_write_config_dword(pci, PCI_BASE_ADDRESS_1, 0); 1857 } 1858 #endif 1859 1860 err = pcim_iomap_regions(pci, 1 << 0, "ICH HD audio"); 1861 if (err < 0) 1862 return err; 1863 1864 bus->addr = pci_resource_start(pci, 0); 1865 bus->remap_addr = pcim_iomap_table(pci)[0]; 1866 1867 if (chip->driver_type == AZX_DRIVER_SKL) 1868 snd_hdac_bus_parse_capabilities(bus); 1869 1870 /* 1871 * Some Intel CPUs has always running timer (ART) feature and 1872 * controller may have Global time sync reporting capability, so 1873 * check both of these before declaring synchronized time reporting 1874 * capability SNDRV_PCM_INFO_HAS_LINK_SYNCHRONIZED_ATIME 1875 */ 1876 chip->gts_present = false; 1877 1878 #ifdef CONFIG_X86 1879 if (bus->ppcap && boot_cpu_has(X86_FEATURE_ART)) 1880 chip->gts_present = true; 1881 #endif 1882 1883 if (chip->msi) { 1884 if (chip->driver_caps & AZX_DCAPS_NO_MSI64) { 1885 dev_dbg(card->dev, "Disabling 64bit MSI\n"); 1886 pci->no_64bit_msi = true; 1887 } 1888 if (pci_enable_msi(pci) < 0) 1889 chip->msi = 0; 1890 } 1891 1892 pci_set_master(pci); 1893 1894 gcap = azx_readw(chip, GCAP); 1895 dev_dbg(card->dev, "chipset global capabilities = 0x%x\n", gcap); 1896 1897 /* AMD devices support 40 or 48bit DMA, take the safe one */ 1898 if (chip->pci->vendor == PCI_VENDOR_ID_AMD) 1899 dma_bits = 40; 1900 1901 /* disable SB600 64bit support for safety */ 1902 if (chip->pci->vendor == PCI_VENDOR_ID_ATI) { 1903 struct pci_dev *p_smbus; 1904 dma_bits = 40; 1905 p_smbus = pci_get_device(PCI_VENDOR_ID_ATI, 1906 PCI_DEVICE_ID_ATI_SBX00_SMBUS, 1907 NULL); 1908 if (p_smbus) { 1909 if (p_smbus->revision < 0x30) 1910 gcap &= ~AZX_GCAP_64OK; 1911 pci_dev_put(p_smbus); 1912 } 1913 } 1914 1915 /* NVidia hardware normally only supports up to 40 bits of DMA */ 1916 if (chip->pci->vendor == PCI_VENDOR_ID_NVIDIA) 1917 dma_bits = 40; 1918 1919 /* disable 64bit DMA address on some devices */ 1920 if (chip->driver_caps & AZX_DCAPS_NO_64BIT) { 1921 dev_dbg(card->dev, "Disabling 64bit DMA\n"); 1922 gcap &= ~AZX_GCAP_64OK; 1923 } 1924 1925 /* disable buffer size rounding to 128-byte multiples if supported */ 1926 if (align_buffer_size >= 0) 1927 chip->align_buffer_size = !!align_buffer_size; 1928 else { 1929 if (chip->driver_caps & AZX_DCAPS_NO_ALIGN_BUFSIZE) 1930 chip->align_buffer_size = 0; 1931 else 1932 chip->align_buffer_size = 1; 1933 } 1934 1935 /* allow 64bit DMA address if supported by H/W */ 1936 if (!(gcap & AZX_GCAP_64OK)) 1937 dma_bits = 32; 1938 if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(dma_bits))) 1939 dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32)); 1940 1941 /* read number of streams from GCAP register instead of using 1942 * hardcoded value 1943 */ 1944 chip->capture_streams = (gcap >> 8) & 0x0f; 1945 chip->playback_streams = (gcap >> 12) & 0x0f; 1946 if (!chip->playback_streams && !chip->capture_streams) { 1947 /* gcap didn't give any info, switching to old method */ 1948 1949 switch (chip->driver_type) { 1950 case AZX_DRIVER_ULI: 1951 chip->playback_streams = ULI_NUM_PLAYBACK; 1952 chip->capture_streams = ULI_NUM_CAPTURE; 1953 break; 1954 case AZX_DRIVER_ATIHDMI: 1955 case AZX_DRIVER_ATIHDMI_NS: 1956 chip->playback_streams = ATIHDMI_NUM_PLAYBACK; 1957 chip->capture_streams = ATIHDMI_NUM_CAPTURE; 1958 break; 1959 case AZX_DRIVER_GENERIC: 1960 default: 1961 chip->playback_streams = ICH6_NUM_PLAYBACK; 1962 chip->capture_streams = ICH6_NUM_CAPTURE; 1963 break; 1964 } 1965 } 1966 chip->capture_index_offset = 0; 1967 chip->playback_index_offset = chip->capture_streams; 1968 chip->num_streams = chip->playback_streams + chip->capture_streams; 1969 1970 /* sanity check for the SDxCTL.STRM field overflow */ 1971 if (chip->num_streams > 15 && 1972 (chip->driver_caps & AZX_DCAPS_SEPARATE_STREAM_TAG) == 0) { 1973 dev_warn(chip->card->dev, "number of I/O streams is %d, " 1974 "forcing separate stream tags", chip->num_streams); 1975 chip->driver_caps |= AZX_DCAPS_SEPARATE_STREAM_TAG; 1976 } 1977 1978 /* initialize streams */ 1979 err = azx_init_streams(chip); 1980 if (err < 0) 1981 return err; 1982 1983 err = azx_alloc_stream_pages(chip); 1984 if (err < 0) 1985 return err; 1986 1987 /* initialize chip */ 1988 azx_init_pci(chip); 1989 1990 snd_hdac_i915_set_bclk(bus); 1991 1992 hda_intel_init_chip(chip, (probe_only[dev] & 2) == 0); 1993 1994 /* codec detection */ 1995 if (!azx_bus(chip)->codec_mask) { 1996 dev_err(card->dev, "no codecs found!\n"); 1997 /* keep running the rest for the runtime PM */ 1998 } 1999 2000 if (azx_acquire_irq(chip, 0) < 0) 2001 return -EBUSY; 2002 2003 strcpy(card->driver, "HDA-Intel"); 2004 strscpy(card->shortname, driver_short_names[chip->driver_type], 2005 sizeof(card->shortname)); 2006 snprintf(card->longname, sizeof(card->longname), 2007 "%s at 0x%lx irq %i", 2008 card->shortname, bus->addr, bus->irq); 2009 2010 return 0; 2011 } 2012 2013 #ifdef CONFIG_SND_HDA_PATCH_LOADER 2014 /* callback from request_firmware_nowait() */ 2015 static void azx_firmware_cb(const struct firmware *fw, void *context) 2016 { 2017 struct snd_card *card = context; 2018 struct azx *chip = card->private_data; 2019 2020 if (fw) 2021 chip->fw = fw; 2022 else 2023 dev_err(card->dev, "Cannot load firmware, continue without patching\n"); 2024 if (!chip->disabled) { 2025 /* continue probing */ 2026 azx_probe_continue(chip); 2027 } 2028 } 2029 #endif 2030 2031 static int disable_msi_reset_irq(struct azx *chip) 2032 { 2033 struct hdac_bus *bus = azx_bus(chip); 2034 int err; 2035 2036 free_irq(bus->irq, chip); 2037 bus->irq = -1; 2038 chip->card->sync_irq = -1; 2039 pci_disable_msi(chip->pci); 2040 chip->msi = 0; 2041 err = azx_acquire_irq(chip, 1); 2042 if (err < 0) 2043 return err; 2044 2045 return 0; 2046 } 2047 2048 /* Denylist for skipping the whole probe: 2049 * some HD-audio PCI entries are exposed without any codecs, and such devices 2050 * should be ignored from the beginning. 2051 */ 2052 static const struct pci_device_id driver_denylist[] = { 2053 { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1043, 0x874f) }, /* ASUS ROG Zenith II / Strix */ 2054 { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1462, 0xcb59) }, /* MSI TRX40 Creator */ 2055 { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1462, 0xcb60) }, /* MSI TRX40 */ 2056 {} 2057 }; 2058 2059 static const struct hda_controller_ops pci_hda_ops = { 2060 .disable_msi_reset_irq = disable_msi_reset_irq, 2061 .position_check = azx_position_check, 2062 }; 2063 2064 static int azx_probe(struct pci_dev *pci, 2065 const struct pci_device_id *pci_id) 2066 { 2067 static int dev; 2068 struct snd_card *card; 2069 struct hda_intel *hda; 2070 struct azx *chip; 2071 bool schedule_probe; 2072 int err; 2073 2074 if (pci_match_id(driver_denylist, pci)) { 2075 dev_info(&pci->dev, "Skipping the device on the denylist\n"); 2076 return -ENODEV; 2077 } 2078 2079 if (dev >= SNDRV_CARDS) 2080 return -ENODEV; 2081 if (!enable[dev]) { 2082 dev++; 2083 return -ENOENT; 2084 } 2085 2086 /* 2087 * stop probe if another Intel's DSP driver should be activated 2088 */ 2089 if (dmic_detect) { 2090 err = snd_intel_dsp_driver_probe(pci); 2091 if (err != SND_INTEL_DSP_DRIVER_ANY && err != SND_INTEL_DSP_DRIVER_LEGACY) { 2092 dev_dbg(&pci->dev, "HDAudio driver not selected, aborting probe\n"); 2093 return -ENODEV; 2094 } 2095 } else { 2096 dev_warn(&pci->dev, "dmic_detect option is deprecated, pass snd-intel-dspcfg.dsp_driver=1 option instead\n"); 2097 } 2098 2099 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2100 0, &card); 2101 if (err < 0) { 2102 dev_err(&pci->dev, "Error creating card!\n"); 2103 return err; 2104 } 2105 2106 err = azx_create(card, pci, dev, pci_id->driver_data, &chip); 2107 if (err < 0) 2108 goto out_free; 2109 card->private_data = chip; 2110 hda = container_of(chip, struct hda_intel, chip); 2111 2112 pci_set_drvdata(pci, card); 2113 2114 err = register_vga_switcheroo(chip); 2115 if (err < 0) { 2116 dev_err(card->dev, "Error registering vga_switcheroo client\n"); 2117 goto out_free; 2118 } 2119 2120 if (check_hdmi_disabled(pci)) { 2121 dev_info(card->dev, "VGA controller is disabled\n"); 2122 dev_info(card->dev, "Delaying initialization\n"); 2123 chip->disabled = true; 2124 } 2125 2126 schedule_probe = !chip->disabled; 2127 2128 #ifdef CONFIG_SND_HDA_PATCH_LOADER 2129 if (patch[dev] && *patch[dev]) { 2130 dev_info(card->dev, "Applying patch firmware '%s'\n", 2131 patch[dev]); 2132 err = request_firmware_nowait(THIS_MODULE, true, patch[dev], 2133 &pci->dev, GFP_KERNEL, card, 2134 azx_firmware_cb); 2135 if (err < 0) 2136 goto out_free; 2137 schedule_probe = false; /* continued in azx_firmware_cb() */ 2138 } 2139 #endif /* CONFIG_SND_HDA_PATCH_LOADER */ 2140 2141 #ifndef CONFIG_SND_HDA_I915 2142 if (CONTROLLER_IN_GPU(pci)) 2143 dev_err(card->dev, "Haswell/Broadwell HDMI/DP must build in CONFIG_SND_HDA_I915\n"); 2144 #endif 2145 2146 if (schedule_probe) 2147 schedule_delayed_work(&hda->probe_work, 0); 2148 2149 dev++; 2150 if (chip->disabled) 2151 complete_all(&hda->probe_wait); 2152 return 0; 2153 2154 out_free: 2155 snd_card_free(card); 2156 return err; 2157 } 2158 2159 #ifdef CONFIG_PM 2160 /* On some boards setting power_save to a non 0 value leads to clicking / 2161 * popping sounds when ever we enter/leave powersaving mode. Ideally we would 2162 * figure out how to avoid these sounds, but that is not always feasible. 2163 * So we keep a list of devices where we disable powersaving as its known 2164 * to causes problems on these devices. 2165 */ 2166 static const struct snd_pci_quirk power_save_denylist[] = { 2167 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2168 SND_PCI_QUIRK(0x1849, 0xc892, "Asrock B85M-ITX", 0), 2169 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2170 SND_PCI_QUIRK(0x1849, 0x0397, "Asrock N68C-S UCC", 0), 2171 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2172 SND_PCI_QUIRK(0x1849, 0x7662, "Asrock H81M-HDS", 0), 2173 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2174 SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0), 2175 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2176 SND_PCI_QUIRK(0x1028, 0x0497, "Dell Precision T3600", 0), 2177 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2178 /* Note the P55A-UD3 and Z87-D3HP share the subsys id for the HDA dev */ 2179 SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte P55A-UD3 / Z87-D3HP", 0), 2180 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2181 SND_PCI_QUIRK(0x8086, 0x2040, "Intel DZ77BH-55K", 0), 2182 /* https://bugzilla.kernel.org/show_bug.cgi?id=199607 */ 2183 SND_PCI_QUIRK(0x8086, 0x2057, "Intel NUC5i7RYB", 0), 2184 /* https://bugs.launchpad.net/bugs/1821663 */ 2185 SND_PCI_QUIRK(0x8086, 0x2064, "Intel SDP 8086:2064", 0), 2186 /* https://bugzilla.redhat.com/show_bug.cgi?id=1520902 */ 2187 SND_PCI_QUIRK(0x8086, 0x2068, "Intel NUC7i3BNB", 0), 2188 /* https://bugzilla.kernel.org/show_bug.cgi?id=198611 */ 2189 SND_PCI_QUIRK(0x17aa, 0x2227, "Lenovo X1 Carbon 3rd Gen", 0), 2190 /* https://bugzilla.redhat.com/show_bug.cgi?id=1689623 */ 2191 SND_PCI_QUIRK(0x17aa, 0x367b, "Lenovo IdeaCentre B550", 0), 2192 /* https://bugzilla.redhat.com/show_bug.cgi?id=1572975 */ 2193 SND_PCI_QUIRK(0x17aa, 0x36a7, "Lenovo C50 All in one", 0), 2194 /* https://bugs.launchpad.net/bugs/1821663 */ 2195 SND_PCI_QUIRK(0x1631, 0xe017, "Packard Bell NEC IMEDIA 5204", 0), 2196 {} 2197 }; 2198 #endif /* CONFIG_PM */ 2199 2200 static void set_default_power_save(struct azx *chip) 2201 { 2202 int val = power_save; 2203 2204 #ifdef CONFIG_PM 2205 if (pm_blacklist) { 2206 const struct snd_pci_quirk *q; 2207 2208 q = snd_pci_quirk_lookup(chip->pci, power_save_denylist); 2209 if (q && val) { 2210 dev_info(chip->card->dev, "device %04x:%04x is on the power_save denylist, forcing power_save to 0\n", 2211 q->subvendor, q->subdevice); 2212 val = 0; 2213 } 2214 } 2215 #endif /* CONFIG_PM */ 2216 snd_hda_set_power_save(&chip->bus, val * 1000); 2217 } 2218 2219 /* number of codec slots for each chipset: 0 = default slots (i.e. 4) */ 2220 static const unsigned int azx_max_codecs[AZX_NUM_DRIVERS] = { 2221 [AZX_DRIVER_NVIDIA] = 8, 2222 [AZX_DRIVER_TERA] = 1, 2223 }; 2224 2225 static int azx_probe_continue(struct azx *chip) 2226 { 2227 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 2228 struct hdac_bus *bus = azx_bus(chip); 2229 struct pci_dev *pci = chip->pci; 2230 int dev = chip->dev_index; 2231 int err; 2232 2233 if (chip->disabled || hda->init_failed) 2234 return -EIO; 2235 if (hda->probe_retry) 2236 goto probe_retry; 2237 2238 to_hda_bus(bus)->bus_probing = 1; 2239 hda->probe_continued = 1; 2240 2241 /* bind with i915 if needed */ 2242 if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT) { 2243 err = snd_hdac_i915_init(bus); 2244 if (err < 0) { 2245 /* if the controller is bound only with HDMI/DP 2246 * (for HSW and BDW), we need to abort the probe; 2247 * for other chips, still continue probing as other 2248 * codecs can be on the same link. 2249 */ 2250 if (CONTROLLER_IN_GPU(pci)) { 2251 dev_err(chip->card->dev, 2252 "HSW/BDW HD-audio HDMI/DP requires binding with gfx driver\n"); 2253 goto out_free; 2254 } else { 2255 /* don't bother any longer */ 2256 chip->driver_caps &= ~AZX_DCAPS_I915_COMPONENT; 2257 } 2258 } 2259 2260 /* HSW/BDW controllers need this power */ 2261 if (CONTROLLER_IN_GPU(pci)) 2262 hda->need_i915_power = true; 2263 } 2264 2265 /* Request display power well for the HDA controller or codec. For 2266 * Haswell/Broadwell, both the display HDA controller and codec need 2267 * this power. For other platforms, like Baytrail/Braswell, only the 2268 * display codec needs the power and it can be released after probe. 2269 */ 2270 display_power(chip, true); 2271 2272 err = azx_first_init(chip); 2273 if (err < 0) 2274 goto out_free; 2275 2276 #ifdef CONFIG_SND_HDA_INPUT_BEEP 2277 chip->beep_mode = beep_mode[dev]; 2278 #endif 2279 2280 /* create codec instances */ 2281 if (bus->codec_mask) { 2282 err = azx_probe_codecs(chip, azx_max_codecs[chip->driver_type]); 2283 if (err < 0) 2284 goto out_free; 2285 } 2286 2287 #ifdef CONFIG_SND_HDA_PATCH_LOADER 2288 if (chip->fw) { 2289 err = snd_hda_load_patch(&chip->bus, chip->fw->size, 2290 chip->fw->data); 2291 if (err < 0) 2292 goto out_free; 2293 #ifndef CONFIG_PM 2294 release_firmware(chip->fw); /* no longer needed */ 2295 chip->fw = NULL; 2296 #endif 2297 } 2298 #endif 2299 2300 probe_retry: 2301 if (bus->codec_mask && !(probe_only[dev] & 1)) { 2302 err = azx_codec_configure(chip); 2303 if (err) { 2304 if ((chip->driver_caps & AZX_DCAPS_RETRY_PROBE) && 2305 ++hda->probe_retry < 60) { 2306 schedule_delayed_work(&hda->probe_work, 2307 msecs_to_jiffies(1000)); 2308 return 0; /* keep things up */ 2309 } 2310 dev_err(chip->card->dev, "Cannot probe codecs, giving up\n"); 2311 goto out_free; 2312 } 2313 } 2314 2315 err = snd_card_register(chip->card); 2316 if (err < 0) 2317 goto out_free; 2318 2319 setup_vga_switcheroo_runtime_pm(chip); 2320 2321 chip->running = 1; 2322 azx_add_card_list(chip); 2323 2324 set_default_power_save(chip); 2325 2326 if (azx_has_pm_runtime(chip)) { 2327 pm_runtime_use_autosuspend(&pci->dev); 2328 pm_runtime_allow(&pci->dev); 2329 pm_runtime_put_autosuspend(&pci->dev); 2330 } 2331 2332 out_free: 2333 if (err < 0) { 2334 pci_set_drvdata(pci, NULL); 2335 snd_card_free(chip->card); 2336 return err; 2337 } 2338 2339 if (!hda->need_i915_power) 2340 display_power(chip, false); 2341 complete_all(&hda->probe_wait); 2342 to_hda_bus(bus)->bus_probing = 0; 2343 hda->probe_retry = 0; 2344 return 0; 2345 } 2346 2347 static void azx_remove(struct pci_dev *pci) 2348 { 2349 struct snd_card *card = pci_get_drvdata(pci); 2350 struct azx *chip; 2351 struct hda_intel *hda; 2352 2353 if (card) { 2354 /* cancel the pending probing work */ 2355 chip = card->private_data; 2356 hda = container_of(chip, struct hda_intel, chip); 2357 /* FIXME: below is an ugly workaround. 2358 * Both device_release_driver() and driver_probe_device() 2359 * take *both* the device's and its parent's lock before 2360 * calling the remove() and probe() callbacks. The codec 2361 * probe takes the locks of both the codec itself and its 2362 * parent, i.e. the PCI controller dev. Meanwhile, when 2363 * the PCI controller is unbound, it takes its lock, too 2364 * ==> ouch, a deadlock! 2365 * As a workaround, we unlock temporarily here the controller 2366 * device during cancel_work_sync() call. 2367 */ 2368 device_unlock(&pci->dev); 2369 cancel_delayed_work_sync(&hda->probe_work); 2370 device_lock(&pci->dev); 2371 2372 pci_set_drvdata(pci, NULL); 2373 snd_card_free(card); 2374 } 2375 } 2376 2377 static void azx_shutdown(struct pci_dev *pci) 2378 { 2379 struct snd_card *card = pci_get_drvdata(pci); 2380 struct azx *chip; 2381 2382 if (!card) 2383 return; 2384 chip = card->private_data; 2385 if (chip && chip->running) 2386 __azx_shutdown_chip(chip, true); 2387 } 2388 2389 /* PCI IDs */ 2390 static const struct pci_device_id azx_ids[] = { 2391 /* CPT */ 2392 { PCI_DEVICE(0x8086, 0x1c20), 2393 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM }, 2394 /* PBG */ 2395 { PCI_DEVICE(0x8086, 0x1d20), 2396 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM }, 2397 /* Panther Point */ 2398 { PCI_DEVICE(0x8086, 0x1e20), 2399 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM }, 2400 /* Lynx Point */ 2401 { PCI_DEVICE(0x8086, 0x8c20), 2402 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2403 /* 9 Series */ 2404 { PCI_DEVICE(0x8086, 0x8ca0), 2405 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2406 /* Wellsburg */ 2407 { PCI_DEVICE(0x8086, 0x8d20), 2408 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2409 { PCI_DEVICE(0x8086, 0x8d21), 2410 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2411 /* Lewisburg */ 2412 { PCI_DEVICE(0x8086, 0xa1f0), 2413 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE }, 2414 { PCI_DEVICE(0x8086, 0xa270), 2415 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE }, 2416 /* Lynx Point-LP */ 2417 { PCI_DEVICE(0x8086, 0x9c20), 2418 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2419 /* Lynx Point-LP */ 2420 { PCI_DEVICE(0x8086, 0x9c21), 2421 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2422 /* Wildcat Point-LP */ 2423 { PCI_DEVICE(0x8086, 0x9ca0), 2424 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2425 /* Sunrise Point */ 2426 { PCI_DEVICE(0x8086, 0xa170), 2427 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE }, 2428 /* Sunrise Point-LP */ 2429 { PCI_DEVICE(0x8086, 0x9d70), 2430 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE }, 2431 /* Kabylake */ 2432 { PCI_DEVICE(0x8086, 0xa171), 2433 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE }, 2434 /* Kabylake-LP */ 2435 { PCI_DEVICE(0x8086, 0x9d71), 2436 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE }, 2437 /* Kabylake-H */ 2438 { PCI_DEVICE(0x8086, 0xa2f0), 2439 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE }, 2440 /* Coffelake */ 2441 { PCI_DEVICE(0x8086, 0xa348), 2442 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2443 /* Cannonlake */ 2444 { PCI_DEVICE(0x8086, 0x9dc8), 2445 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2446 /* CometLake-LP */ 2447 { PCI_DEVICE(0x8086, 0x02C8), 2448 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2449 /* CometLake-H */ 2450 { PCI_DEVICE(0x8086, 0x06C8), 2451 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2452 { PCI_DEVICE(0x8086, 0xf1c8), 2453 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2454 /* CometLake-S */ 2455 { PCI_DEVICE(0x8086, 0xa3f0), 2456 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2457 /* CometLake-R */ 2458 { PCI_DEVICE(0x8086, 0xf0c8), 2459 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2460 /* Icelake */ 2461 { PCI_DEVICE(0x8086, 0x34c8), 2462 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2463 /* Icelake-H */ 2464 { PCI_DEVICE(0x8086, 0x3dc8), 2465 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2466 /* Jasperlake */ 2467 { PCI_DEVICE(0x8086, 0x38c8), 2468 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2469 { PCI_DEVICE(0x8086, 0x4dc8), 2470 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2471 /* Tigerlake */ 2472 { PCI_DEVICE(0x8086, 0xa0c8), 2473 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2474 /* Tigerlake-H */ 2475 { PCI_DEVICE(0x8086, 0x43c8), 2476 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2477 /* DG1 */ 2478 { PCI_DEVICE(0x8086, 0x490d), 2479 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2480 /* Alderlake-S */ 2481 { PCI_DEVICE(0x8086, 0x7ad0), 2482 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2483 /* Alderlake-P */ 2484 { PCI_DEVICE(0x8086, 0x51c8), 2485 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2486 /* Alderlake-M */ 2487 { PCI_DEVICE(0x8086, 0x51cc), 2488 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2489 /* Elkhart Lake */ 2490 { PCI_DEVICE(0x8086, 0x4b55), 2491 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2492 { PCI_DEVICE(0x8086, 0x4b58), 2493 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2494 /* Broxton-P(Apollolake) */ 2495 { PCI_DEVICE(0x8086, 0x5a98), 2496 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON }, 2497 /* Broxton-T */ 2498 { PCI_DEVICE(0x8086, 0x1a98), 2499 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON }, 2500 /* Gemini-Lake */ 2501 { PCI_DEVICE(0x8086, 0x3198), 2502 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON }, 2503 /* Haswell */ 2504 { PCI_DEVICE(0x8086, 0x0a0c), 2505 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL }, 2506 { PCI_DEVICE(0x8086, 0x0c0c), 2507 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL }, 2508 { PCI_DEVICE(0x8086, 0x0d0c), 2509 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL }, 2510 /* Broadwell */ 2511 { PCI_DEVICE(0x8086, 0x160c), 2512 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_BROADWELL }, 2513 /* 5 Series/3400 */ 2514 { PCI_DEVICE(0x8086, 0x3b56), 2515 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM }, 2516 /* Poulsbo */ 2517 { PCI_DEVICE(0x8086, 0x811b), 2518 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE }, 2519 /* Oaktrail */ 2520 { PCI_DEVICE(0x8086, 0x080a), 2521 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE }, 2522 /* BayTrail */ 2523 { PCI_DEVICE(0x8086, 0x0f04), 2524 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_BAYTRAIL }, 2525 /* Braswell */ 2526 { PCI_DEVICE(0x8086, 0x2284), 2527 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_BRASWELL }, 2528 /* ICH6 */ 2529 { PCI_DEVICE(0x8086, 0x2668), 2530 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2531 /* ICH7 */ 2532 { PCI_DEVICE(0x8086, 0x27d8), 2533 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2534 /* ESB2 */ 2535 { PCI_DEVICE(0x8086, 0x269a), 2536 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2537 /* ICH8 */ 2538 { PCI_DEVICE(0x8086, 0x284b), 2539 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2540 /* ICH9 */ 2541 { PCI_DEVICE(0x8086, 0x293e), 2542 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2543 /* ICH9 */ 2544 { PCI_DEVICE(0x8086, 0x293f), 2545 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2546 /* ICH10 */ 2547 { PCI_DEVICE(0x8086, 0x3a3e), 2548 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2549 /* ICH10 */ 2550 { PCI_DEVICE(0x8086, 0x3a6e), 2551 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2552 /* Generic Intel */ 2553 { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_ANY_ID), 2554 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8, 2555 .class_mask = 0xffffff, 2556 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_NO_ALIGN_BUFSIZE }, 2557 /* ATI SB 450/600/700/800/900 */ 2558 { PCI_DEVICE(0x1002, 0x437b), 2559 .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB }, 2560 { PCI_DEVICE(0x1002, 0x4383), 2561 .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB }, 2562 /* AMD Hudson */ 2563 { PCI_DEVICE(0x1022, 0x780d), 2564 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB }, 2565 /* AMD, X370 & co */ 2566 { PCI_DEVICE(0x1022, 0x1457), 2567 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB }, 2568 /* AMD, X570 & co */ 2569 { PCI_DEVICE(0x1022, 0x1487), 2570 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB }, 2571 /* AMD Stoney */ 2572 { PCI_DEVICE(0x1022, 0x157a), 2573 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB | 2574 AZX_DCAPS_PM_RUNTIME }, 2575 /* AMD Raven */ 2576 { PCI_DEVICE(0x1022, 0x15e3), 2577 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB }, 2578 /* ATI HDMI */ 2579 { PCI_DEVICE(0x1002, 0x0002), 2580 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2581 AZX_DCAPS_PM_RUNTIME }, 2582 { PCI_DEVICE(0x1002, 0x1308), 2583 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2584 { PCI_DEVICE(0x1002, 0x157a), 2585 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2586 { PCI_DEVICE(0x1002, 0x15b3), 2587 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2588 { PCI_DEVICE(0x1002, 0x793b), 2589 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2590 { PCI_DEVICE(0x1002, 0x7919), 2591 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2592 { PCI_DEVICE(0x1002, 0x960f), 2593 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2594 { PCI_DEVICE(0x1002, 0x970f), 2595 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2596 { PCI_DEVICE(0x1002, 0x9840), 2597 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2598 { PCI_DEVICE(0x1002, 0xaa00), 2599 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2600 { PCI_DEVICE(0x1002, 0xaa08), 2601 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2602 { PCI_DEVICE(0x1002, 0xaa10), 2603 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2604 { PCI_DEVICE(0x1002, 0xaa18), 2605 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2606 { PCI_DEVICE(0x1002, 0xaa20), 2607 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2608 { PCI_DEVICE(0x1002, 0xaa28), 2609 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2610 { PCI_DEVICE(0x1002, 0xaa30), 2611 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2612 { PCI_DEVICE(0x1002, 0xaa38), 2613 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2614 { PCI_DEVICE(0x1002, 0xaa40), 2615 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2616 { PCI_DEVICE(0x1002, 0xaa48), 2617 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2618 { PCI_DEVICE(0x1002, 0xaa50), 2619 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2620 { PCI_DEVICE(0x1002, 0xaa58), 2621 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2622 { PCI_DEVICE(0x1002, 0xaa60), 2623 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2624 { PCI_DEVICE(0x1002, 0xaa68), 2625 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2626 { PCI_DEVICE(0x1002, 0xaa80), 2627 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2628 { PCI_DEVICE(0x1002, 0xaa88), 2629 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2630 { PCI_DEVICE(0x1002, 0xaa90), 2631 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2632 { PCI_DEVICE(0x1002, 0xaa98), 2633 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2634 { PCI_DEVICE(0x1002, 0x9902), 2635 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2636 { PCI_DEVICE(0x1002, 0xaaa0), 2637 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2638 { PCI_DEVICE(0x1002, 0xaaa8), 2639 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2640 { PCI_DEVICE(0x1002, 0xaab0), 2641 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2642 { PCI_DEVICE(0x1002, 0xaac0), 2643 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2644 AZX_DCAPS_PM_RUNTIME }, 2645 { PCI_DEVICE(0x1002, 0xaac8), 2646 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2647 AZX_DCAPS_PM_RUNTIME }, 2648 { PCI_DEVICE(0x1002, 0xaad8), 2649 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2650 AZX_DCAPS_PM_RUNTIME }, 2651 { PCI_DEVICE(0x1002, 0xaae0), 2652 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2653 AZX_DCAPS_PM_RUNTIME }, 2654 { PCI_DEVICE(0x1002, 0xaae8), 2655 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2656 AZX_DCAPS_PM_RUNTIME }, 2657 { PCI_DEVICE(0x1002, 0xaaf0), 2658 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2659 AZX_DCAPS_PM_RUNTIME }, 2660 { PCI_DEVICE(0x1002, 0xaaf8), 2661 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2662 AZX_DCAPS_PM_RUNTIME }, 2663 { PCI_DEVICE(0x1002, 0xab00), 2664 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2665 AZX_DCAPS_PM_RUNTIME }, 2666 { PCI_DEVICE(0x1002, 0xab08), 2667 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2668 AZX_DCAPS_PM_RUNTIME }, 2669 { PCI_DEVICE(0x1002, 0xab10), 2670 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2671 AZX_DCAPS_PM_RUNTIME }, 2672 { PCI_DEVICE(0x1002, 0xab18), 2673 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2674 AZX_DCAPS_PM_RUNTIME }, 2675 { PCI_DEVICE(0x1002, 0xab20), 2676 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2677 AZX_DCAPS_PM_RUNTIME }, 2678 { PCI_DEVICE(0x1002, 0xab28), 2679 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2680 AZX_DCAPS_PM_RUNTIME }, 2681 { PCI_DEVICE(0x1002, 0xab38), 2682 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2683 AZX_DCAPS_PM_RUNTIME }, 2684 /* VIA VT8251/VT8237A */ 2685 { PCI_DEVICE(0x1106, 0x3288), .driver_data = AZX_DRIVER_VIA }, 2686 /* VIA GFX VT7122/VX900 */ 2687 { PCI_DEVICE(0x1106, 0x9170), .driver_data = AZX_DRIVER_GENERIC }, 2688 /* VIA GFX VT6122/VX11 */ 2689 { PCI_DEVICE(0x1106, 0x9140), .driver_data = AZX_DRIVER_GENERIC }, 2690 /* SIS966 */ 2691 { PCI_DEVICE(0x1039, 0x7502), .driver_data = AZX_DRIVER_SIS }, 2692 /* ULI M5461 */ 2693 { PCI_DEVICE(0x10b9, 0x5461), .driver_data = AZX_DRIVER_ULI }, 2694 /* NVIDIA MCP */ 2695 { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID), 2696 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8, 2697 .class_mask = 0xffffff, 2698 .driver_data = AZX_DRIVER_NVIDIA | AZX_DCAPS_PRESET_NVIDIA }, 2699 /* Teradici */ 2700 { PCI_DEVICE(0x6549, 0x1200), 2701 .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT }, 2702 { PCI_DEVICE(0x6549, 0x2200), 2703 .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT }, 2704 /* Creative X-Fi (CA0110-IBG) */ 2705 /* CTHDA chips */ 2706 { PCI_DEVICE(0x1102, 0x0010), 2707 .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA }, 2708 { PCI_DEVICE(0x1102, 0x0012), 2709 .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA }, 2710 #if !IS_ENABLED(CONFIG_SND_CTXFI) 2711 /* the following entry conflicts with snd-ctxfi driver, 2712 * as ctxfi driver mutates from HD-audio to native mode with 2713 * a special command sequence. 2714 */ 2715 { PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_ANY_ID), 2716 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8, 2717 .class_mask = 0xffffff, 2718 .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND | 2719 AZX_DCAPS_NO_64BIT | AZX_DCAPS_POSFIX_LPIB }, 2720 #else 2721 /* this entry seems still valid -- i.e. without emu20kx chip */ 2722 { PCI_DEVICE(0x1102, 0x0009), 2723 .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND | 2724 AZX_DCAPS_NO_64BIT | AZX_DCAPS_POSFIX_LPIB }, 2725 #endif 2726 /* CM8888 */ 2727 { PCI_DEVICE(0x13f6, 0x5011), 2728 .driver_data = AZX_DRIVER_CMEDIA | 2729 AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB | AZX_DCAPS_SNOOP_OFF }, 2730 /* Vortex86MX */ 2731 { PCI_DEVICE(0x17f3, 0x3010), .driver_data = AZX_DRIVER_GENERIC }, 2732 /* VMware HDAudio */ 2733 { PCI_DEVICE(0x15ad, 0x1977), .driver_data = AZX_DRIVER_GENERIC }, 2734 /* AMD/ATI Generic, PCI class code and Vendor ID for HD Audio */ 2735 { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_ANY_ID), 2736 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8, 2737 .class_mask = 0xffffff, 2738 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI }, 2739 { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_ANY_ID), 2740 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8, 2741 .class_mask = 0xffffff, 2742 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI }, 2743 /* Zhaoxin */ 2744 { PCI_DEVICE(0x1d17, 0x3288), .driver_data = AZX_DRIVER_ZHAOXIN }, 2745 { 0, } 2746 }; 2747 MODULE_DEVICE_TABLE(pci, azx_ids); 2748 2749 /* pci_driver definition */ 2750 static struct pci_driver azx_driver = { 2751 .name = KBUILD_MODNAME, 2752 .id_table = azx_ids, 2753 .probe = azx_probe, 2754 .remove = azx_remove, 2755 .shutdown = azx_shutdown, 2756 .driver = { 2757 .pm = AZX_PM_OPS, 2758 }, 2759 }; 2760 2761 module_pci_driver(azx_driver); 2762