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) 311 312 /* quirks for Nvidia */ 313 #define AZX_DCAPS_PRESET_NVIDIA \ 314 (AZX_DCAPS_NO_MSI | AZX_DCAPS_CORBRP_SELF_CLEAR |\ 315 AZX_DCAPS_SNOOP_TYPE(NVIDIA)) 316 317 #define AZX_DCAPS_PRESET_CTHDA \ 318 (AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB |\ 319 AZX_DCAPS_NO_64BIT |\ 320 AZX_DCAPS_4K_BDLE_BOUNDARY | AZX_DCAPS_SNOOP_OFF) 321 322 /* 323 * vga_switcheroo support 324 */ 325 #ifdef SUPPORT_VGA_SWITCHEROO 326 #define use_vga_switcheroo(chip) ((chip)->use_vga_switcheroo) 327 #define needs_eld_notify_link(chip) ((chip)->bus.keep_power) 328 #else 329 #define use_vga_switcheroo(chip) 0 330 #define needs_eld_notify_link(chip) false 331 #endif 332 333 #define CONTROLLER_IN_GPU(pci) (((pci)->device == 0x0a0c) || \ 334 ((pci)->device == 0x0c0c) || \ 335 ((pci)->device == 0x0d0c) || \ 336 ((pci)->device == 0x160c) || \ 337 ((pci)->device == 0x490d)) 338 339 #define IS_BXT(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x5a98) 340 341 static const char * const driver_short_names[] = { 342 [AZX_DRIVER_ICH] = "HDA Intel", 343 [AZX_DRIVER_PCH] = "HDA Intel PCH", 344 [AZX_DRIVER_SCH] = "HDA Intel MID", 345 [AZX_DRIVER_SKL] = "HDA Intel PCH", /* kept old name for compatibility */ 346 [AZX_DRIVER_HDMI] = "HDA Intel HDMI", 347 [AZX_DRIVER_ATI] = "HDA ATI SB", 348 [AZX_DRIVER_ATIHDMI] = "HDA ATI HDMI", 349 [AZX_DRIVER_ATIHDMI_NS] = "HDA ATI HDMI", 350 [AZX_DRIVER_VIA] = "HDA VIA VT82xx", 351 [AZX_DRIVER_SIS] = "HDA SIS966", 352 [AZX_DRIVER_ULI] = "HDA ULI M5461", 353 [AZX_DRIVER_NVIDIA] = "HDA NVidia", 354 [AZX_DRIVER_TERA] = "HDA Teradici", 355 [AZX_DRIVER_CTX] = "HDA Creative", 356 [AZX_DRIVER_CTHDA] = "HDA Creative", 357 [AZX_DRIVER_CMEDIA] = "HDA C-Media", 358 [AZX_DRIVER_ZHAOXIN] = "HDA Zhaoxin", 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 */ 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 } 379 380 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 */ 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 */ 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 } 483 484 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 * the codecs are sharing the first link setting by default 492 * If other links are enabled for stream, they need similar fix 493 */ 494 val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL); 495 val &= ~AZX_MLCTL_SPA; 496 val |= state << AZX_MLCTL_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_MLCTL_CPA) == (state << AZX_MLCTL_CPA_SHIFT)) 503 return 0; 504 timeout--; 505 udelay(10); 506 } 507 508 return -1; 509 } 510 511 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 /* if SCF is already set, let's use it */ 520 if ((val & ML_LCTL_SCF_MASK) != 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_MLCTL_SPA) >> AZX_MLCTL_SPA_SHIFT) != 528 ((val & AZX_MLCTL_CPA) >> AZX_MLCTL_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 a properly audio clock*/ 538 val &= ~ML_LCTL_SCF_MASK; 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 } 547 548 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 (IS_BXT(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 */ 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 */ 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 static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev) 642 { 643 struct snd_pcm_substream *substream = azx_dev->core.substream; 644 int stream = substream->stream; 645 u32 wallclk; 646 unsigned int pos; 647 648 wallclk = azx_readl(chip, WALLCLK) - azx_dev->core.start_wallclk; 649 if (wallclk < (azx_dev->core.period_wallclk * 2) / 3) 650 return -1; /* bogus (too early) interrupt */ 651 652 if (chip->get_position[stream]) 653 pos = chip->get_position[stream](chip, azx_dev); 654 else { /* use the position buffer as default */ 655 pos = azx_get_pos_posbuf(chip, azx_dev); 656 if (!pos || pos == (u32)-1) { 657 dev_info(chip->card->dev, 658 "Invalid position buffer, using LPIB read method instead.\n"); 659 chip->get_position[stream] = azx_get_pos_lpib; 660 if (chip->get_position[0] == azx_get_pos_lpib && 661 chip->get_position[1] == azx_get_pos_lpib) 662 azx_bus(chip)->use_posbuf = false; 663 pos = azx_get_pos_lpib(chip, azx_dev); 664 chip->get_delay[stream] = NULL; 665 } else { 666 chip->get_position[stream] = azx_get_pos_posbuf; 667 if (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY) 668 chip->get_delay[stream] = azx_get_delay_from_lpib; 669 } 670 } 671 672 if (pos >= azx_dev->core.bufsize) 673 pos = 0; 674 675 if (WARN_ONCE(!azx_dev->core.period_bytes, 676 "hda-intel: zero azx_dev->period_bytes")) 677 return -1; /* this shouldn't happen! */ 678 if (wallclk < (azx_dev->core.period_wallclk * 5) / 4 && 679 pos % azx_dev->core.period_bytes > azx_dev->core.period_bytes / 2) 680 /* NG - it's below the first next period boundary */ 681 return chip->bdl_pos_adj ? 0 : -1; 682 azx_dev->core.start_wallclk += wallclk; 683 return 1; /* OK, it's fine */ 684 } 685 686 /* 687 * The work for pending PCM period updates. 688 */ 689 static void azx_irq_pending_work(struct work_struct *work) 690 { 691 struct hda_intel *hda = container_of(work, struct hda_intel, irq_pending_work); 692 struct azx *chip = &hda->chip; 693 struct hdac_bus *bus = azx_bus(chip); 694 struct hdac_stream *s; 695 int pending, ok; 696 697 if (!hda->irq_pending_warned) { 698 dev_info(chip->card->dev, 699 "IRQ timing workaround is activated for card #%d. Suggest a bigger bdl_pos_adj.\n", 700 chip->card->number); 701 hda->irq_pending_warned = 1; 702 } 703 704 for (;;) { 705 pending = 0; 706 spin_lock_irq(&bus->reg_lock); 707 list_for_each_entry(s, &bus->stream_list, list) { 708 struct azx_dev *azx_dev = stream_to_azx_dev(s); 709 if (!azx_dev->irq_pending || 710 !s->substream || 711 !s->running) 712 continue; 713 ok = azx_position_ok(chip, azx_dev); 714 if (ok > 0) { 715 azx_dev->irq_pending = 0; 716 spin_unlock(&bus->reg_lock); 717 snd_pcm_period_elapsed(s->substream); 718 spin_lock(&bus->reg_lock); 719 } else if (ok < 0) { 720 pending = 0; /* too early */ 721 } else 722 pending++; 723 } 724 spin_unlock_irq(&bus->reg_lock); 725 if (!pending) 726 return; 727 msleep(1); 728 } 729 } 730 731 /* clear irq_pending flags and assure no on-going workq */ 732 static void azx_clear_irq_pending(struct azx *chip) 733 { 734 struct hdac_bus *bus = azx_bus(chip); 735 struct hdac_stream *s; 736 737 spin_lock_irq(&bus->reg_lock); 738 list_for_each_entry(s, &bus->stream_list, list) { 739 struct azx_dev *azx_dev = stream_to_azx_dev(s); 740 azx_dev->irq_pending = 0; 741 } 742 spin_unlock_irq(&bus->reg_lock); 743 } 744 745 static int azx_acquire_irq(struct azx *chip, int do_disconnect) 746 { 747 struct hdac_bus *bus = azx_bus(chip); 748 749 if (request_irq(chip->pci->irq, azx_interrupt, 750 chip->msi ? 0 : IRQF_SHARED, 751 chip->card->irq_descr, chip)) { 752 dev_err(chip->card->dev, 753 "unable to grab IRQ %d, disabling device\n", 754 chip->pci->irq); 755 if (do_disconnect) 756 snd_card_disconnect(chip->card); 757 return -1; 758 } 759 bus->irq = chip->pci->irq; 760 chip->card->sync_irq = bus->irq; 761 pci_intx(chip->pci, !chip->msi); 762 return 0; 763 } 764 765 /* get the current DMA position with correction on VIA chips */ 766 static unsigned int azx_via_get_position(struct azx *chip, 767 struct azx_dev *azx_dev) 768 { 769 unsigned int link_pos, mini_pos, bound_pos; 770 unsigned int mod_link_pos, mod_dma_pos, mod_mini_pos; 771 unsigned int fifo_size; 772 773 link_pos = snd_hdac_stream_get_pos_lpib(azx_stream(azx_dev)); 774 if (azx_dev->core.substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 775 /* Playback, no problem using link position */ 776 return link_pos; 777 } 778 779 /* Capture */ 780 /* For new chipset, 781 * use mod to get the DMA position just like old chipset 782 */ 783 mod_dma_pos = le32_to_cpu(*azx_dev->core.posbuf); 784 mod_dma_pos %= azx_dev->core.period_bytes; 785 786 fifo_size = azx_stream(azx_dev)->fifo_size - 1; 787 788 if (azx_dev->insufficient) { 789 /* Link position never gather than FIFO size */ 790 if (link_pos <= fifo_size) 791 return 0; 792 793 azx_dev->insufficient = 0; 794 } 795 796 if (link_pos <= fifo_size) 797 mini_pos = azx_dev->core.bufsize + link_pos - fifo_size; 798 else 799 mini_pos = link_pos - fifo_size; 800 801 /* Find nearest previous boudary */ 802 mod_mini_pos = mini_pos % azx_dev->core.period_bytes; 803 mod_link_pos = link_pos % azx_dev->core.period_bytes; 804 if (mod_link_pos >= fifo_size) 805 bound_pos = link_pos - mod_link_pos; 806 else if (mod_dma_pos >= mod_mini_pos) 807 bound_pos = mini_pos - mod_mini_pos; 808 else { 809 bound_pos = mini_pos - mod_mini_pos + azx_dev->core.period_bytes; 810 if (bound_pos >= azx_dev->core.bufsize) 811 bound_pos = 0; 812 } 813 814 /* Calculate real DMA position we want */ 815 return bound_pos + mod_dma_pos; 816 } 817 818 #define AMD_FIFO_SIZE 32 819 820 /* get the current DMA position with FIFO size correction */ 821 static unsigned int azx_get_pos_fifo(struct azx *chip, struct azx_dev *azx_dev) 822 { 823 struct snd_pcm_substream *substream = azx_dev->core.substream; 824 struct snd_pcm_runtime *runtime = substream->runtime; 825 unsigned int pos, delay; 826 827 pos = snd_hdac_stream_get_pos_lpib(azx_stream(azx_dev)); 828 if (!runtime) 829 return pos; 830 831 runtime->delay = AMD_FIFO_SIZE; 832 delay = frames_to_bytes(runtime, AMD_FIFO_SIZE); 833 if (azx_dev->insufficient) { 834 if (pos < delay) { 835 delay = pos; 836 runtime->delay = bytes_to_frames(runtime, pos); 837 } else { 838 azx_dev->insufficient = 0; 839 } 840 } 841 842 /* correct the DMA position for capture stream */ 843 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { 844 if (pos < delay) 845 pos += azx_dev->core.bufsize; 846 pos -= delay; 847 } 848 849 return pos; 850 } 851 852 static int azx_get_delay_from_fifo(struct azx *chip, struct azx_dev *azx_dev, 853 unsigned int pos) 854 { 855 struct snd_pcm_substream *substream = azx_dev->core.substream; 856 857 /* just read back the calculated value in the above */ 858 return substream->runtime->delay; 859 } 860 861 static unsigned int azx_skl_get_dpib_pos(struct azx *chip, 862 struct azx_dev *azx_dev) 863 { 864 return _snd_hdac_chip_readl(azx_bus(chip), 865 AZX_REG_VS_SDXDPIB_XBASE + 866 (AZX_REG_VS_SDXDPIB_XINTERVAL * 867 azx_dev->core.index)); 868 } 869 870 /* get the current DMA position with correction on SKL+ chips */ 871 static unsigned int azx_get_pos_skl(struct azx *chip, struct azx_dev *azx_dev) 872 { 873 /* DPIB register gives a more accurate position for playback */ 874 if (azx_dev->core.substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 875 return azx_skl_get_dpib_pos(chip, azx_dev); 876 877 /* For capture, we need to read posbuf, but it requires a delay 878 * for the possible boundary overlap; the read of DPIB fetches the 879 * actual posbuf 880 */ 881 udelay(20); 882 azx_skl_get_dpib_pos(chip, azx_dev); 883 return azx_get_pos_posbuf(chip, azx_dev); 884 } 885 886 static void azx_shutdown_chip(struct azx *chip) 887 { 888 azx_stop_chip(chip); 889 azx_enter_link_reset(chip); 890 azx_clear_irq_pending(chip); 891 display_power(chip, false); 892 } 893 894 #ifdef CONFIG_PM 895 static DEFINE_MUTEX(card_list_lock); 896 static LIST_HEAD(card_list); 897 898 static void azx_add_card_list(struct azx *chip) 899 { 900 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 901 mutex_lock(&card_list_lock); 902 list_add(&hda->list, &card_list); 903 mutex_unlock(&card_list_lock); 904 } 905 906 static void azx_del_card_list(struct azx *chip) 907 { 908 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 909 mutex_lock(&card_list_lock); 910 list_del_init(&hda->list); 911 mutex_unlock(&card_list_lock); 912 } 913 914 /* trigger power-save check at writing parameter */ 915 static int param_set_xint(const char *val, const struct kernel_param *kp) 916 { 917 struct hda_intel *hda; 918 struct azx *chip; 919 int prev = power_save; 920 int ret = param_set_int(val, kp); 921 922 if (ret || prev == power_save) 923 return ret; 924 925 mutex_lock(&card_list_lock); 926 list_for_each_entry(hda, &card_list, list) { 927 chip = &hda->chip; 928 if (!hda->probe_continued || chip->disabled) 929 continue; 930 snd_hda_set_power_save(&chip->bus, power_save * 1000); 931 } 932 mutex_unlock(&card_list_lock); 933 return 0; 934 } 935 936 /* 937 * power management 938 */ 939 static bool azx_is_pm_ready(struct snd_card *card) 940 { 941 struct azx *chip; 942 struct hda_intel *hda; 943 944 if (!card) 945 return false; 946 chip = card->private_data; 947 hda = container_of(chip, struct hda_intel, chip); 948 if (chip->disabled || hda->init_failed || !chip->running) 949 return false; 950 return true; 951 } 952 953 static void __azx_runtime_resume(struct azx *chip) 954 { 955 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 956 struct hdac_bus *bus = azx_bus(chip); 957 struct hda_codec *codec; 958 int status; 959 960 display_power(chip, true); 961 if (hda->need_i915_power) 962 snd_hdac_i915_set_bclk(bus); 963 964 /* Read STATESTS before controller reset */ 965 status = azx_readw(chip, STATESTS); 966 967 azx_init_pci(chip); 968 hda_intel_init_chip(chip, true); 969 970 /* Avoid codec resume if runtime resume is for system suspend */ 971 if (!chip->pm_prepared) { 972 list_for_each_codec(codec, &chip->bus) { 973 if (codec->relaxed_resume) 974 continue; 975 976 if (codec->forced_resume || (status & (1 << codec->addr))) 977 pm_request_resume(hda_codec_dev(codec)); 978 } 979 } 980 981 /* power down again for link-controlled chips */ 982 if (!hda->need_i915_power) 983 display_power(chip, false); 984 } 985 986 #ifdef CONFIG_PM_SLEEP 987 static int azx_prepare(struct device *dev) 988 { 989 struct snd_card *card = dev_get_drvdata(dev); 990 struct azx *chip; 991 992 if (!azx_is_pm_ready(card)) 993 return 0; 994 995 chip = card->private_data; 996 chip->pm_prepared = 1; 997 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 998 999 flush_work(&azx_bus(chip)->unsol_work); 1000 1001 /* HDA controller always requires different WAKEEN for runtime suspend 1002 * and system suspend, so don't use direct-complete here. 1003 */ 1004 return 0; 1005 } 1006 1007 static void azx_complete(struct device *dev) 1008 { 1009 struct snd_card *card = dev_get_drvdata(dev); 1010 struct azx *chip; 1011 1012 if (!azx_is_pm_ready(card)) 1013 return; 1014 1015 chip = card->private_data; 1016 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 1017 chip->pm_prepared = 0; 1018 } 1019 1020 static int azx_suspend(struct device *dev) 1021 { 1022 struct snd_card *card = dev_get_drvdata(dev); 1023 struct azx *chip; 1024 struct hdac_bus *bus; 1025 1026 if (!azx_is_pm_ready(card)) 1027 return 0; 1028 1029 chip = card->private_data; 1030 bus = azx_bus(chip); 1031 azx_shutdown_chip(chip); 1032 if (bus->irq >= 0) { 1033 free_irq(bus->irq, chip); 1034 bus->irq = -1; 1035 chip->card->sync_irq = -1; 1036 } 1037 1038 if (chip->msi) 1039 pci_disable_msi(chip->pci); 1040 1041 trace_azx_suspend(chip); 1042 return 0; 1043 } 1044 1045 static int azx_resume(struct device *dev) 1046 { 1047 struct snd_card *card = dev_get_drvdata(dev); 1048 struct azx *chip; 1049 1050 if (!azx_is_pm_ready(card)) 1051 return 0; 1052 1053 chip = card->private_data; 1054 if (chip->msi) 1055 if (pci_enable_msi(chip->pci) < 0) 1056 chip->msi = 0; 1057 if (azx_acquire_irq(chip, 1) < 0) 1058 return -EIO; 1059 1060 __azx_runtime_resume(chip); 1061 1062 trace_azx_resume(chip); 1063 return 0; 1064 } 1065 1066 /* put codec down to D3 at hibernation for Intel SKL+; 1067 * otherwise BIOS may still access the codec and screw up the driver 1068 */ 1069 static int azx_freeze_noirq(struct device *dev) 1070 { 1071 struct snd_card *card = dev_get_drvdata(dev); 1072 struct azx *chip = card->private_data; 1073 struct pci_dev *pci = to_pci_dev(dev); 1074 1075 if (!azx_is_pm_ready(card)) 1076 return 0; 1077 if (chip->driver_type == AZX_DRIVER_SKL) 1078 pci_set_power_state(pci, PCI_D3hot); 1079 1080 return 0; 1081 } 1082 1083 static int azx_thaw_noirq(struct device *dev) 1084 { 1085 struct snd_card *card = dev_get_drvdata(dev); 1086 struct azx *chip = card->private_data; 1087 struct pci_dev *pci = to_pci_dev(dev); 1088 1089 if (!azx_is_pm_ready(card)) 1090 return 0; 1091 if (chip->driver_type == AZX_DRIVER_SKL) 1092 pci_set_power_state(pci, PCI_D0); 1093 1094 return 0; 1095 } 1096 #endif /* CONFIG_PM_SLEEP */ 1097 1098 static int azx_runtime_suspend(struct device *dev) 1099 { 1100 struct snd_card *card = dev_get_drvdata(dev); 1101 struct azx *chip; 1102 1103 if (!azx_is_pm_ready(card)) 1104 return 0; 1105 chip = card->private_data; 1106 1107 /* enable controller wake up event */ 1108 azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) | STATESTS_INT_MASK); 1109 1110 azx_shutdown_chip(chip); 1111 trace_azx_runtime_suspend(chip); 1112 return 0; 1113 } 1114 1115 static int azx_runtime_resume(struct device *dev) 1116 { 1117 struct snd_card *card = dev_get_drvdata(dev); 1118 struct azx *chip; 1119 1120 if (!azx_is_pm_ready(card)) 1121 return 0; 1122 chip = card->private_data; 1123 __azx_runtime_resume(chip); 1124 1125 /* disable controller Wake Up event*/ 1126 azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) & ~STATESTS_INT_MASK); 1127 1128 trace_azx_runtime_resume(chip); 1129 return 0; 1130 } 1131 1132 static int azx_runtime_idle(struct device *dev) 1133 { 1134 struct snd_card *card = dev_get_drvdata(dev); 1135 struct azx *chip; 1136 struct hda_intel *hda; 1137 1138 if (!card) 1139 return 0; 1140 1141 chip = card->private_data; 1142 hda = container_of(chip, struct hda_intel, chip); 1143 if (chip->disabled || hda->init_failed) 1144 return 0; 1145 1146 if (!power_save_controller || !azx_has_pm_runtime(chip) || 1147 azx_bus(chip)->codec_powered || !chip->running) 1148 return -EBUSY; 1149 1150 /* ELD notification gets broken when HD-audio bus is off */ 1151 if (needs_eld_notify_link(chip)) 1152 return -EBUSY; 1153 1154 return 0; 1155 } 1156 1157 static const struct dev_pm_ops azx_pm = { 1158 SET_SYSTEM_SLEEP_PM_OPS(azx_suspend, azx_resume) 1159 #ifdef CONFIG_PM_SLEEP 1160 .prepare = azx_prepare, 1161 .complete = azx_complete, 1162 .freeze_noirq = azx_freeze_noirq, 1163 .thaw_noirq = azx_thaw_noirq, 1164 #endif 1165 SET_RUNTIME_PM_OPS(azx_runtime_suspend, azx_runtime_resume, azx_runtime_idle) 1166 }; 1167 1168 #define AZX_PM_OPS &azx_pm 1169 #else 1170 #define azx_add_card_list(chip) /* NOP */ 1171 #define azx_del_card_list(chip) /* NOP */ 1172 #define AZX_PM_OPS NULL 1173 #endif /* CONFIG_PM */ 1174 1175 1176 static int azx_probe_continue(struct azx *chip); 1177 1178 #ifdef SUPPORT_VGA_SWITCHEROO 1179 static struct pci_dev *get_bound_vga(struct pci_dev *pci); 1180 1181 static void azx_vs_set_state(struct pci_dev *pci, 1182 enum vga_switcheroo_state state) 1183 { 1184 struct snd_card *card = pci_get_drvdata(pci); 1185 struct azx *chip = card->private_data; 1186 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1187 struct hda_codec *codec; 1188 bool disabled; 1189 1190 wait_for_completion(&hda->probe_wait); 1191 if (hda->init_failed) 1192 return; 1193 1194 disabled = (state == VGA_SWITCHEROO_OFF); 1195 if (chip->disabled == disabled) 1196 return; 1197 1198 if (!hda->probe_continued) { 1199 chip->disabled = disabled; 1200 if (!disabled) { 1201 dev_info(chip->card->dev, 1202 "Start delayed initialization\n"); 1203 if (azx_probe_continue(chip) < 0) 1204 dev_err(chip->card->dev, "initialization error\n"); 1205 } 1206 } else { 1207 dev_info(chip->card->dev, "%s via vga_switcheroo\n", 1208 disabled ? "Disabling" : "Enabling"); 1209 if (disabled) { 1210 list_for_each_codec(codec, &chip->bus) { 1211 pm_runtime_suspend(hda_codec_dev(codec)); 1212 pm_runtime_disable(hda_codec_dev(codec)); 1213 } 1214 pm_runtime_suspend(card->dev); 1215 pm_runtime_disable(card->dev); 1216 /* when we get suspended by vga_switcheroo we end up in D3cold, 1217 * however we have no ACPI handle, so pci/acpi can't put us there, 1218 * put ourselves there */ 1219 pci->current_state = PCI_D3cold; 1220 chip->disabled = true; 1221 if (snd_hda_lock_devices(&chip->bus)) 1222 dev_warn(chip->card->dev, 1223 "Cannot lock devices!\n"); 1224 } else { 1225 snd_hda_unlock_devices(&chip->bus); 1226 chip->disabled = false; 1227 pm_runtime_enable(card->dev); 1228 list_for_each_codec(codec, &chip->bus) { 1229 pm_runtime_enable(hda_codec_dev(codec)); 1230 pm_runtime_resume(hda_codec_dev(codec)); 1231 } 1232 } 1233 } 1234 } 1235 1236 static bool azx_vs_can_switch(struct pci_dev *pci) 1237 { 1238 struct snd_card *card = pci_get_drvdata(pci); 1239 struct azx *chip = card->private_data; 1240 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1241 1242 wait_for_completion(&hda->probe_wait); 1243 if (hda->init_failed) 1244 return false; 1245 if (chip->disabled || !hda->probe_continued) 1246 return true; 1247 if (snd_hda_lock_devices(&chip->bus)) 1248 return false; 1249 snd_hda_unlock_devices(&chip->bus); 1250 return true; 1251 } 1252 1253 /* 1254 * The discrete GPU cannot power down unless the HDA controller runtime 1255 * suspends, so activate runtime PM on codecs even if power_save == 0. 1256 */ 1257 static void setup_vga_switcheroo_runtime_pm(struct azx *chip) 1258 { 1259 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1260 struct hda_codec *codec; 1261 1262 if (hda->use_vga_switcheroo && !needs_eld_notify_link(chip)) { 1263 list_for_each_codec(codec, &chip->bus) 1264 codec->auto_runtime_pm = 1; 1265 /* reset the power save setup */ 1266 if (chip->running) 1267 set_default_power_save(chip); 1268 } 1269 } 1270 1271 static void azx_vs_gpu_bound(struct pci_dev *pci, 1272 enum vga_switcheroo_client_id client_id) 1273 { 1274 struct snd_card *card = pci_get_drvdata(pci); 1275 struct azx *chip = card->private_data; 1276 1277 if (client_id == VGA_SWITCHEROO_DIS) 1278 chip->bus.keep_power = 0; 1279 setup_vga_switcheroo_runtime_pm(chip); 1280 } 1281 1282 static void init_vga_switcheroo(struct azx *chip) 1283 { 1284 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1285 struct pci_dev *p = get_bound_vga(chip->pci); 1286 struct pci_dev *parent; 1287 if (p) { 1288 dev_info(chip->card->dev, 1289 "Handle vga_switcheroo audio client\n"); 1290 hda->use_vga_switcheroo = 1; 1291 1292 /* cleared in either gpu_bound op or codec probe, or when its 1293 * upstream port has _PR3 (i.e. dGPU). 1294 */ 1295 parent = pci_upstream_bridge(p); 1296 chip->bus.keep_power = parent ? !pci_pr3_present(parent) : 1; 1297 chip->driver_caps |= AZX_DCAPS_PM_RUNTIME; 1298 pci_dev_put(p); 1299 } 1300 } 1301 1302 static const struct vga_switcheroo_client_ops azx_vs_ops = { 1303 .set_gpu_state = azx_vs_set_state, 1304 .can_switch = azx_vs_can_switch, 1305 .gpu_bound = azx_vs_gpu_bound, 1306 }; 1307 1308 static int register_vga_switcheroo(struct azx *chip) 1309 { 1310 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1311 struct pci_dev *p; 1312 int err; 1313 1314 if (!hda->use_vga_switcheroo) 1315 return 0; 1316 1317 p = get_bound_vga(chip->pci); 1318 err = vga_switcheroo_register_audio_client(chip->pci, &azx_vs_ops, p); 1319 pci_dev_put(p); 1320 1321 if (err < 0) 1322 return err; 1323 hda->vga_switcheroo_registered = 1; 1324 1325 return 0; 1326 } 1327 #else 1328 #define init_vga_switcheroo(chip) /* NOP */ 1329 #define register_vga_switcheroo(chip) 0 1330 #define check_hdmi_disabled(pci) false 1331 #define setup_vga_switcheroo_runtime_pm(chip) /* NOP */ 1332 #endif /* SUPPORT_VGA_SWITCHER */ 1333 1334 /* 1335 * destructor 1336 */ 1337 static void azx_free(struct azx *chip) 1338 { 1339 struct pci_dev *pci = chip->pci; 1340 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 1341 struct hdac_bus *bus = azx_bus(chip); 1342 1343 if (hda->freed) 1344 return; 1345 1346 if (azx_has_pm_runtime(chip) && chip->running) 1347 pm_runtime_get_noresume(&pci->dev); 1348 chip->running = 0; 1349 1350 azx_del_card_list(chip); 1351 1352 hda->init_failed = 1; /* to be sure */ 1353 complete_all(&hda->probe_wait); 1354 1355 if (use_vga_switcheroo(hda)) { 1356 if (chip->disabled && hda->probe_continued) 1357 snd_hda_unlock_devices(&chip->bus); 1358 if (hda->vga_switcheroo_registered) 1359 vga_switcheroo_unregister_client(chip->pci); 1360 } 1361 1362 if (bus->chip_init) { 1363 azx_clear_irq_pending(chip); 1364 azx_stop_all_streams(chip); 1365 azx_stop_chip(chip); 1366 } 1367 1368 if (bus->irq >= 0) 1369 free_irq(bus->irq, (void*)chip); 1370 if (chip->msi) 1371 pci_disable_msi(chip->pci); 1372 iounmap(bus->remap_addr); 1373 1374 azx_free_stream_pages(chip); 1375 azx_free_streams(chip); 1376 snd_hdac_bus_exit(bus); 1377 1378 if (chip->region_requested) 1379 pci_release_regions(chip->pci); 1380 1381 pci_disable_device(chip->pci); 1382 #ifdef CONFIG_SND_HDA_PATCH_LOADER 1383 release_firmware(chip->fw); 1384 #endif 1385 display_power(chip, false); 1386 1387 if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT) 1388 snd_hdac_i915_exit(bus); 1389 1390 hda->freed = 1; 1391 } 1392 1393 static int azx_dev_disconnect(struct snd_device *device) 1394 { 1395 struct azx *chip = device->device_data; 1396 struct hdac_bus *bus = azx_bus(chip); 1397 1398 chip->bus.shutdown = 1; 1399 cancel_work_sync(&bus->unsol_work); 1400 1401 return 0; 1402 } 1403 1404 static int azx_dev_free(struct snd_device *device) 1405 { 1406 azx_free(device->device_data); 1407 return 0; 1408 } 1409 1410 #ifdef SUPPORT_VGA_SWITCHEROO 1411 #ifdef CONFIG_ACPI 1412 /* ATPX is in the integrated GPU's namespace */ 1413 static bool atpx_present(void) 1414 { 1415 struct pci_dev *pdev = NULL; 1416 acpi_handle dhandle, atpx_handle; 1417 acpi_status status; 1418 1419 while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) { 1420 dhandle = ACPI_HANDLE(&pdev->dev); 1421 if (dhandle) { 1422 status = acpi_get_handle(dhandle, "ATPX", &atpx_handle); 1423 if (ACPI_SUCCESS(status)) { 1424 pci_dev_put(pdev); 1425 return true; 1426 } 1427 } 1428 } 1429 while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) { 1430 dhandle = ACPI_HANDLE(&pdev->dev); 1431 if (dhandle) { 1432 status = acpi_get_handle(dhandle, "ATPX", &atpx_handle); 1433 if (ACPI_SUCCESS(status)) { 1434 pci_dev_put(pdev); 1435 return true; 1436 } 1437 } 1438 } 1439 return false; 1440 } 1441 #else 1442 static bool atpx_present(void) 1443 { 1444 return false; 1445 } 1446 #endif 1447 1448 /* 1449 * Check of disabled HDMI controller by vga_switcheroo 1450 */ 1451 static struct pci_dev *get_bound_vga(struct pci_dev *pci) 1452 { 1453 struct pci_dev *p; 1454 1455 /* check only discrete GPU */ 1456 switch (pci->vendor) { 1457 case PCI_VENDOR_ID_ATI: 1458 case PCI_VENDOR_ID_AMD: 1459 if (pci->devfn == 1) { 1460 p = pci_get_domain_bus_and_slot(pci_domain_nr(pci->bus), 1461 pci->bus->number, 0); 1462 if (p) { 1463 /* ATPX is in the integrated GPU's ACPI namespace 1464 * rather than the dGPU's namespace. However, 1465 * the dGPU is the one who is involved in 1466 * vgaswitcheroo. 1467 */ 1468 if (((p->class >> 16) == PCI_BASE_CLASS_DISPLAY) && 1469 atpx_present()) 1470 return p; 1471 pci_dev_put(p); 1472 } 1473 } 1474 break; 1475 case PCI_VENDOR_ID_NVIDIA: 1476 if (pci->devfn == 1) { 1477 p = pci_get_domain_bus_and_slot(pci_domain_nr(pci->bus), 1478 pci->bus->number, 0); 1479 if (p) { 1480 if ((p->class >> 16) == PCI_BASE_CLASS_DISPLAY) 1481 return p; 1482 pci_dev_put(p); 1483 } 1484 } 1485 break; 1486 } 1487 return NULL; 1488 } 1489 1490 static bool check_hdmi_disabled(struct pci_dev *pci) 1491 { 1492 bool vga_inactive = false; 1493 struct pci_dev *p = get_bound_vga(pci); 1494 1495 if (p) { 1496 if (vga_switcheroo_get_client_state(p) == VGA_SWITCHEROO_OFF) 1497 vga_inactive = true; 1498 pci_dev_put(p); 1499 } 1500 return vga_inactive; 1501 } 1502 #endif /* SUPPORT_VGA_SWITCHEROO */ 1503 1504 /* 1505 * allow/deny-listing for position_fix 1506 */ 1507 static const struct snd_pci_quirk position_fix_list[] = { 1508 SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_LPIB), 1509 SND_PCI_QUIRK(0x1028, 0x01de, "Dell Precision 390", POS_FIX_LPIB), 1510 SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPIB), 1511 SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB), 1512 SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB), 1513 SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS M2V", POS_FIX_LPIB), 1514 SND_PCI_QUIRK(0x104d, 0x9069, "Sony VPCS11V9E", POS_FIX_LPIB), 1515 SND_PCI_QUIRK(0x10de, 0xcb89, "Macbook Pro 7,1", POS_FIX_LPIB), 1516 SND_PCI_QUIRK(0x1297, 0x3166, "Shuttle", POS_FIX_LPIB), 1517 SND_PCI_QUIRK(0x1458, 0xa022, "ga-ma770-ud3", POS_FIX_LPIB), 1518 SND_PCI_QUIRK(0x1462, 0x1002, "MSI Wind U115", POS_FIX_LPIB), 1519 SND_PCI_QUIRK(0x1565, 0x8218, "Biostar Microtech", POS_FIX_LPIB), 1520 SND_PCI_QUIRK(0x1849, 0x0888, "775Dual-VSTA", POS_FIX_LPIB), 1521 SND_PCI_QUIRK(0x8086, 0x2503, "DG965OT AAD63733-203", POS_FIX_LPIB), 1522 {} 1523 }; 1524 1525 static int check_position_fix(struct azx *chip, int fix) 1526 { 1527 const struct snd_pci_quirk *q; 1528 1529 switch (fix) { 1530 case POS_FIX_AUTO: 1531 case POS_FIX_LPIB: 1532 case POS_FIX_POSBUF: 1533 case POS_FIX_VIACOMBO: 1534 case POS_FIX_COMBO: 1535 case POS_FIX_SKL: 1536 case POS_FIX_FIFO: 1537 return fix; 1538 } 1539 1540 q = snd_pci_quirk_lookup(chip->pci, position_fix_list); 1541 if (q) { 1542 dev_info(chip->card->dev, 1543 "position_fix set to %d for device %04x:%04x\n", 1544 q->value, q->subvendor, q->subdevice); 1545 return q->value; 1546 } 1547 1548 /* Check VIA/ATI HD Audio Controller exist */ 1549 if (chip->driver_type == AZX_DRIVER_VIA) { 1550 dev_dbg(chip->card->dev, "Using VIACOMBO position fix\n"); 1551 return POS_FIX_VIACOMBO; 1552 } 1553 if (chip->driver_caps & AZX_DCAPS_AMD_WORKAROUND) { 1554 dev_dbg(chip->card->dev, "Using FIFO position fix\n"); 1555 return POS_FIX_FIFO; 1556 } 1557 if (chip->driver_caps & AZX_DCAPS_POSFIX_LPIB) { 1558 dev_dbg(chip->card->dev, "Using LPIB position fix\n"); 1559 return POS_FIX_LPIB; 1560 } 1561 if (chip->driver_type == AZX_DRIVER_SKL) { 1562 dev_dbg(chip->card->dev, "Using SKL position fix\n"); 1563 return POS_FIX_SKL; 1564 } 1565 return POS_FIX_AUTO; 1566 } 1567 1568 static void assign_position_fix(struct azx *chip, int fix) 1569 { 1570 static const azx_get_pos_callback_t callbacks[] = { 1571 [POS_FIX_AUTO] = NULL, 1572 [POS_FIX_LPIB] = azx_get_pos_lpib, 1573 [POS_FIX_POSBUF] = azx_get_pos_posbuf, 1574 [POS_FIX_VIACOMBO] = azx_via_get_position, 1575 [POS_FIX_COMBO] = azx_get_pos_lpib, 1576 [POS_FIX_SKL] = azx_get_pos_skl, 1577 [POS_FIX_FIFO] = azx_get_pos_fifo, 1578 }; 1579 1580 chip->get_position[0] = chip->get_position[1] = callbacks[fix]; 1581 1582 /* combo mode uses LPIB only for playback */ 1583 if (fix == POS_FIX_COMBO) 1584 chip->get_position[1] = NULL; 1585 1586 if ((fix == POS_FIX_POSBUF || fix == POS_FIX_SKL) && 1587 (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY)) { 1588 chip->get_delay[0] = chip->get_delay[1] = 1589 azx_get_delay_from_lpib; 1590 } 1591 1592 if (fix == POS_FIX_FIFO) 1593 chip->get_delay[0] = chip->get_delay[1] = 1594 azx_get_delay_from_fifo; 1595 } 1596 1597 /* 1598 * deny-lists for probe_mask 1599 */ 1600 static const struct snd_pci_quirk probe_mask_list[] = { 1601 /* Thinkpad often breaks the controller communication when accessing 1602 * to the non-working (or non-existing) modem codec slot. 1603 */ 1604 SND_PCI_QUIRK(0x1014, 0x05b7, "Thinkpad Z60", 0x01), 1605 SND_PCI_QUIRK(0x17aa, 0x2010, "Thinkpad X/T/R60", 0x01), 1606 SND_PCI_QUIRK(0x17aa, 0x20ac, "Thinkpad X/T/R61", 0x01), 1607 /* broken BIOS */ 1608 SND_PCI_QUIRK(0x1028, 0x20ac, "Dell Studio Desktop", 0x01), 1609 /* including bogus ALC268 in slot#2 that conflicts with ALC888 */ 1610 SND_PCI_QUIRK(0x17c0, 0x4085, "Medion MD96630", 0x01), 1611 /* forced codec slots */ 1612 SND_PCI_QUIRK(0x1043, 0x1262, "ASUS W5Fm", 0x103), 1613 SND_PCI_QUIRK(0x1046, 0x1262, "ASUS W5F", 0x103), 1614 /* WinFast VP200 H (Teradici) user reported broken communication */ 1615 SND_PCI_QUIRK(0x3a21, 0x040d, "WinFast VP200 H", 0x101), 1616 {} 1617 }; 1618 1619 #define AZX_FORCE_CODEC_MASK 0x100 1620 1621 static void check_probe_mask(struct azx *chip, int dev) 1622 { 1623 const struct snd_pci_quirk *q; 1624 1625 chip->codec_probe_mask = probe_mask[dev]; 1626 if (chip->codec_probe_mask == -1) { 1627 q = snd_pci_quirk_lookup(chip->pci, probe_mask_list); 1628 if (q) { 1629 dev_info(chip->card->dev, 1630 "probe_mask set to 0x%x for device %04x:%04x\n", 1631 q->value, q->subvendor, q->subdevice); 1632 chip->codec_probe_mask = q->value; 1633 } 1634 } 1635 1636 /* check forced option */ 1637 if (chip->codec_probe_mask != -1 && 1638 (chip->codec_probe_mask & AZX_FORCE_CODEC_MASK)) { 1639 azx_bus(chip)->codec_mask = chip->codec_probe_mask & 0xff; 1640 dev_info(chip->card->dev, "codec_mask forced to 0x%x\n", 1641 (int)azx_bus(chip)->codec_mask); 1642 } 1643 } 1644 1645 /* 1646 * allow/deny-list for enable_msi 1647 */ 1648 static const struct snd_pci_quirk msi_deny_list[] = { 1649 SND_PCI_QUIRK(0x103c, 0x2191, "HP", 0), /* AMD Hudson */ 1650 SND_PCI_QUIRK(0x103c, 0x2192, "HP", 0), /* AMD Hudson */ 1651 SND_PCI_QUIRK(0x103c, 0x21f7, "HP", 0), /* AMD Hudson */ 1652 SND_PCI_QUIRK(0x103c, 0x21fa, "HP", 0), /* AMD Hudson */ 1653 SND_PCI_QUIRK(0x1043, 0x81f2, "ASUS", 0), /* Athlon64 X2 + nvidia */ 1654 SND_PCI_QUIRK(0x1043, 0x81f6, "ASUS", 0), /* nvidia */ 1655 SND_PCI_QUIRK(0x1043, 0x822d, "ASUS", 0), /* Athlon64 X2 + nvidia MCP55 */ 1656 SND_PCI_QUIRK(0x1179, 0xfb44, "Toshiba Satellite C870", 0), /* AMD Hudson */ 1657 SND_PCI_QUIRK(0x1849, 0x0888, "ASRock", 0), /* Athlon64 X2 + nvidia */ 1658 SND_PCI_QUIRK(0xa0a0, 0x0575, "Aopen MZ915-M", 0), /* ICH6 */ 1659 {} 1660 }; 1661 1662 static void check_msi(struct azx *chip) 1663 { 1664 const struct snd_pci_quirk *q; 1665 1666 if (enable_msi >= 0) { 1667 chip->msi = !!enable_msi; 1668 return; 1669 } 1670 chip->msi = 1; /* enable MSI as default */ 1671 q = snd_pci_quirk_lookup(chip->pci, msi_deny_list); 1672 if (q) { 1673 dev_info(chip->card->dev, 1674 "msi for device %04x:%04x set to %d\n", 1675 q->subvendor, q->subdevice, q->value); 1676 chip->msi = q->value; 1677 return; 1678 } 1679 1680 /* NVidia chipsets seem to cause troubles with MSI */ 1681 if (chip->driver_caps & AZX_DCAPS_NO_MSI) { 1682 dev_info(chip->card->dev, "Disabling MSI\n"); 1683 chip->msi = 0; 1684 } 1685 } 1686 1687 /* check the snoop mode availability */ 1688 static void azx_check_snoop_available(struct azx *chip) 1689 { 1690 int snoop = hda_snoop; 1691 1692 if (snoop >= 0) { 1693 dev_info(chip->card->dev, "Force to %s mode by module option\n", 1694 snoop ? "snoop" : "non-snoop"); 1695 chip->snoop = snoop; 1696 chip->uc_buffer = !snoop; 1697 return; 1698 } 1699 1700 snoop = true; 1701 if (azx_get_snoop_type(chip) == AZX_SNOOP_TYPE_NONE && 1702 chip->driver_type == AZX_DRIVER_VIA) { 1703 /* force to non-snoop mode for a new VIA controller 1704 * when BIOS is set 1705 */ 1706 u8 val; 1707 pci_read_config_byte(chip->pci, 0x42, &val); 1708 if (!(val & 0x80) && (chip->pci->revision == 0x30 || 1709 chip->pci->revision == 0x20)) 1710 snoop = false; 1711 } 1712 1713 if (chip->driver_caps & AZX_DCAPS_SNOOP_OFF) 1714 snoop = false; 1715 1716 chip->snoop = snoop; 1717 if (!snoop) { 1718 dev_info(chip->card->dev, "Force to non-snoop mode\n"); 1719 /* C-Media requires non-cached pages only for CORB/RIRB */ 1720 if (chip->driver_type != AZX_DRIVER_CMEDIA) 1721 chip->uc_buffer = true; 1722 } 1723 } 1724 1725 static void azx_probe_work(struct work_struct *work) 1726 { 1727 struct hda_intel *hda = container_of(work, struct hda_intel, probe_work); 1728 azx_probe_continue(&hda->chip); 1729 } 1730 1731 static int default_bdl_pos_adj(struct azx *chip) 1732 { 1733 /* some exceptions: Atoms seem problematic with value 1 */ 1734 if (chip->pci->vendor == PCI_VENDOR_ID_INTEL) { 1735 switch (chip->pci->device) { 1736 case 0x0f04: /* Baytrail */ 1737 case 0x2284: /* Braswell */ 1738 return 32; 1739 } 1740 } 1741 1742 switch (chip->driver_type) { 1743 case AZX_DRIVER_ICH: 1744 case AZX_DRIVER_PCH: 1745 return 1; 1746 default: 1747 return 32; 1748 } 1749 } 1750 1751 /* 1752 * constructor 1753 */ 1754 static const struct hda_controller_ops pci_hda_ops; 1755 1756 static int azx_create(struct snd_card *card, struct pci_dev *pci, 1757 int dev, unsigned int driver_caps, 1758 struct azx **rchip) 1759 { 1760 static const struct snd_device_ops ops = { 1761 .dev_disconnect = azx_dev_disconnect, 1762 .dev_free = azx_dev_free, 1763 }; 1764 struct hda_intel *hda; 1765 struct azx *chip; 1766 int err; 1767 1768 *rchip = NULL; 1769 1770 err = pci_enable_device(pci); 1771 if (err < 0) 1772 return err; 1773 1774 hda = devm_kzalloc(&pci->dev, sizeof(*hda), GFP_KERNEL); 1775 if (!hda) { 1776 pci_disable_device(pci); 1777 return -ENOMEM; 1778 } 1779 1780 chip = &hda->chip; 1781 mutex_init(&chip->open_mutex); 1782 chip->card = card; 1783 chip->pci = pci; 1784 chip->ops = &pci_hda_ops; 1785 chip->driver_caps = driver_caps; 1786 chip->driver_type = driver_caps & 0xff; 1787 check_msi(chip); 1788 chip->dev_index = dev; 1789 if (jackpoll_ms[dev] >= 50 && jackpoll_ms[dev] <= 60000) 1790 chip->jackpoll_interval = msecs_to_jiffies(jackpoll_ms[dev]); 1791 INIT_LIST_HEAD(&chip->pcm_list); 1792 INIT_WORK(&hda->irq_pending_work, azx_irq_pending_work); 1793 INIT_LIST_HEAD(&hda->list); 1794 init_vga_switcheroo(chip); 1795 init_completion(&hda->probe_wait); 1796 1797 assign_position_fix(chip, check_position_fix(chip, position_fix[dev])); 1798 1799 check_probe_mask(chip, dev); 1800 1801 if (single_cmd < 0) /* allow fallback to single_cmd at errors */ 1802 chip->fallback_to_single_cmd = 1; 1803 else /* explicitly set to single_cmd or not */ 1804 chip->single_cmd = single_cmd; 1805 1806 azx_check_snoop_available(chip); 1807 1808 if (bdl_pos_adj[dev] < 0) 1809 chip->bdl_pos_adj = default_bdl_pos_adj(chip); 1810 else 1811 chip->bdl_pos_adj = bdl_pos_adj[dev]; 1812 1813 err = azx_bus_init(chip, model[dev]); 1814 if (err < 0) { 1815 pci_disable_device(pci); 1816 return err; 1817 } 1818 1819 /* use the non-cached pages in non-snoop mode */ 1820 if (!azx_snoop(chip)) 1821 azx_bus(chip)->dma_type = SNDRV_DMA_TYPE_DEV_UC; 1822 1823 if (chip->driver_type == AZX_DRIVER_NVIDIA) { 1824 dev_dbg(chip->card->dev, "Enable delay in RIRB handling\n"); 1825 chip->bus.core.needs_damn_long_delay = 1; 1826 } 1827 1828 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); 1829 if (err < 0) { 1830 dev_err(card->dev, "Error creating device [card]!\n"); 1831 azx_free(chip); 1832 return err; 1833 } 1834 1835 /* continue probing in work context as may trigger request module */ 1836 INIT_WORK(&hda->probe_work, azx_probe_work); 1837 1838 *rchip = chip; 1839 1840 return 0; 1841 } 1842 1843 static int azx_first_init(struct azx *chip) 1844 { 1845 int dev = chip->dev_index; 1846 struct pci_dev *pci = chip->pci; 1847 struct snd_card *card = chip->card; 1848 struct hdac_bus *bus = azx_bus(chip); 1849 int err; 1850 unsigned short gcap; 1851 unsigned int dma_bits = 64; 1852 1853 #if BITS_PER_LONG != 64 1854 /* Fix up base address on ULI M5461 */ 1855 if (chip->driver_type == AZX_DRIVER_ULI) { 1856 u16 tmp3; 1857 pci_read_config_word(pci, 0x40, &tmp3); 1858 pci_write_config_word(pci, 0x40, tmp3 | 0x10); 1859 pci_write_config_dword(pci, PCI_BASE_ADDRESS_1, 0); 1860 } 1861 #endif 1862 1863 err = pci_request_regions(pci, "ICH HD audio"); 1864 if (err < 0) 1865 return err; 1866 chip->region_requested = 1; 1867 1868 bus->addr = pci_resource_start(pci, 0); 1869 bus->remap_addr = pci_ioremap_bar(pci, 0); 1870 if (bus->remap_addr == NULL) { 1871 dev_err(card->dev, "ioremap error\n"); 1872 return -ENXIO; 1873 } 1874 1875 if (chip->driver_type == AZX_DRIVER_SKL) 1876 snd_hdac_bus_parse_capabilities(bus); 1877 1878 /* 1879 * Some Intel CPUs has always running timer (ART) feature and 1880 * controller may have Global time sync reporting capability, so 1881 * check both of these before declaring synchronized time reporting 1882 * capability SNDRV_PCM_INFO_HAS_LINK_SYNCHRONIZED_ATIME 1883 */ 1884 chip->gts_present = false; 1885 1886 #ifdef CONFIG_X86 1887 if (bus->ppcap && boot_cpu_has(X86_FEATURE_ART)) 1888 chip->gts_present = true; 1889 #endif 1890 1891 if (chip->msi) { 1892 if (chip->driver_caps & AZX_DCAPS_NO_MSI64) { 1893 dev_dbg(card->dev, "Disabling 64bit MSI\n"); 1894 pci->no_64bit_msi = true; 1895 } 1896 if (pci_enable_msi(pci) < 0) 1897 chip->msi = 0; 1898 } 1899 1900 pci_set_master(pci); 1901 1902 gcap = azx_readw(chip, GCAP); 1903 dev_dbg(card->dev, "chipset global capabilities = 0x%x\n", gcap); 1904 1905 /* AMD devices support 40 or 48bit DMA, take the safe one */ 1906 if (chip->pci->vendor == PCI_VENDOR_ID_AMD) 1907 dma_bits = 40; 1908 1909 /* disable SB600 64bit support for safety */ 1910 if (chip->pci->vendor == PCI_VENDOR_ID_ATI) { 1911 struct pci_dev *p_smbus; 1912 dma_bits = 40; 1913 p_smbus = pci_get_device(PCI_VENDOR_ID_ATI, 1914 PCI_DEVICE_ID_ATI_SBX00_SMBUS, 1915 NULL); 1916 if (p_smbus) { 1917 if (p_smbus->revision < 0x30) 1918 gcap &= ~AZX_GCAP_64OK; 1919 pci_dev_put(p_smbus); 1920 } 1921 } 1922 1923 /* NVidia hardware normally only supports up to 40 bits of DMA */ 1924 if (chip->pci->vendor == PCI_VENDOR_ID_NVIDIA) 1925 dma_bits = 40; 1926 1927 /* disable 64bit DMA address on some devices */ 1928 if (chip->driver_caps & AZX_DCAPS_NO_64BIT) { 1929 dev_dbg(card->dev, "Disabling 64bit DMA\n"); 1930 gcap &= ~AZX_GCAP_64OK; 1931 } 1932 1933 /* disable buffer size rounding to 128-byte multiples if supported */ 1934 if (align_buffer_size >= 0) 1935 chip->align_buffer_size = !!align_buffer_size; 1936 else { 1937 if (chip->driver_caps & AZX_DCAPS_NO_ALIGN_BUFSIZE) 1938 chip->align_buffer_size = 0; 1939 else 1940 chip->align_buffer_size = 1; 1941 } 1942 1943 /* allow 64bit DMA address if supported by H/W */ 1944 if (!(gcap & AZX_GCAP_64OK)) 1945 dma_bits = 32; 1946 if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(dma_bits))) 1947 dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32)); 1948 1949 /* read number of streams from GCAP register instead of using 1950 * hardcoded value 1951 */ 1952 chip->capture_streams = (gcap >> 8) & 0x0f; 1953 chip->playback_streams = (gcap >> 12) & 0x0f; 1954 if (!chip->playback_streams && !chip->capture_streams) { 1955 /* gcap didn't give any info, switching to old method */ 1956 1957 switch (chip->driver_type) { 1958 case AZX_DRIVER_ULI: 1959 chip->playback_streams = ULI_NUM_PLAYBACK; 1960 chip->capture_streams = ULI_NUM_CAPTURE; 1961 break; 1962 case AZX_DRIVER_ATIHDMI: 1963 case AZX_DRIVER_ATIHDMI_NS: 1964 chip->playback_streams = ATIHDMI_NUM_PLAYBACK; 1965 chip->capture_streams = ATIHDMI_NUM_CAPTURE; 1966 break; 1967 case AZX_DRIVER_GENERIC: 1968 default: 1969 chip->playback_streams = ICH6_NUM_PLAYBACK; 1970 chip->capture_streams = ICH6_NUM_CAPTURE; 1971 break; 1972 } 1973 } 1974 chip->capture_index_offset = 0; 1975 chip->playback_index_offset = chip->capture_streams; 1976 chip->num_streams = chip->playback_streams + chip->capture_streams; 1977 1978 /* sanity check for the SDxCTL.STRM field overflow */ 1979 if (chip->num_streams > 15 && 1980 (chip->driver_caps & AZX_DCAPS_SEPARATE_STREAM_TAG) == 0) { 1981 dev_warn(chip->card->dev, "number of I/O streams is %d, " 1982 "forcing separate stream tags", chip->num_streams); 1983 chip->driver_caps |= AZX_DCAPS_SEPARATE_STREAM_TAG; 1984 } 1985 1986 /* initialize streams */ 1987 err = azx_init_streams(chip); 1988 if (err < 0) 1989 return err; 1990 1991 err = azx_alloc_stream_pages(chip); 1992 if (err < 0) 1993 return err; 1994 1995 /* initialize chip */ 1996 azx_init_pci(chip); 1997 1998 snd_hdac_i915_set_bclk(bus); 1999 2000 hda_intel_init_chip(chip, (probe_only[dev] & 2) == 0); 2001 2002 /* codec detection */ 2003 if (!azx_bus(chip)->codec_mask) { 2004 dev_err(card->dev, "no codecs found!\n"); 2005 /* keep running the rest for the runtime PM */ 2006 } 2007 2008 if (azx_acquire_irq(chip, 0) < 0) 2009 return -EBUSY; 2010 2011 strcpy(card->driver, "HDA-Intel"); 2012 strscpy(card->shortname, driver_short_names[chip->driver_type], 2013 sizeof(card->shortname)); 2014 snprintf(card->longname, sizeof(card->longname), 2015 "%s at 0x%lx irq %i", 2016 card->shortname, bus->addr, bus->irq); 2017 2018 return 0; 2019 } 2020 2021 #ifdef CONFIG_SND_HDA_PATCH_LOADER 2022 /* callback from request_firmware_nowait() */ 2023 static void azx_firmware_cb(const struct firmware *fw, void *context) 2024 { 2025 struct snd_card *card = context; 2026 struct azx *chip = card->private_data; 2027 2028 if (fw) 2029 chip->fw = fw; 2030 else 2031 dev_err(card->dev, "Cannot load firmware, continue without patching\n"); 2032 if (!chip->disabled) { 2033 /* continue probing */ 2034 azx_probe_continue(chip); 2035 } 2036 } 2037 #endif 2038 2039 static int disable_msi_reset_irq(struct azx *chip) 2040 { 2041 struct hdac_bus *bus = azx_bus(chip); 2042 int err; 2043 2044 free_irq(bus->irq, chip); 2045 bus->irq = -1; 2046 chip->card->sync_irq = -1; 2047 pci_disable_msi(chip->pci); 2048 chip->msi = 0; 2049 err = azx_acquire_irq(chip, 1); 2050 if (err < 0) 2051 return err; 2052 2053 return 0; 2054 } 2055 2056 static void pcm_mmap_prepare(struct snd_pcm_substream *substream, 2057 struct vm_area_struct *area) 2058 { 2059 #ifdef CONFIG_X86 2060 struct azx_pcm *apcm = snd_pcm_substream_chip(substream); 2061 struct azx *chip = apcm->chip; 2062 if (chip->uc_buffer) 2063 area->vm_page_prot = pgprot_writecombine(area->vm_page_prot); 2064 #endif 2065 } 2066 2067 /* Denylist for skipping the whole probe: 2068 * some HD-audio PCI entries are exposed without any codecs, and such devices 2069 * should be ignored from the beginning. 2070 */ 2071 static const struct pci_device_id driver_denylist[] = { 2072 { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1043, 0x874f) }, /* ASUS ROG Zenith II / Strix */ 2073 { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1462, 0xcb59) }, /* MSI TRX40 Creator */ 2074 { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1462, 0xcb60) }, /* MSI TRX40 */ 2075 {} 2076 }; 2077 2078 static const struct hda_controller_ops pci_hda_ops = { 2079 .disable_msi_reset_irq = disable_msi_reset_irq, 2080 .pcm_mmap_prepare = pcm_mmap_prepare, 2081 .position_check = azx_position_check, 2082 }; 2083 2084 static int azx_probe(struct pci_dev *pci, 2085 const struct pci_device_id *pci_id) 2086 { 2087 static int dev; 2088 struct snd_card *card; 2089 struct hda_intel *hda; 2090 struct azx *chip; 2091 bool schedule_probe; 2092 int err; 2093 2094 if (pci_match_id(driver_denylist, pci)) { 2095 dev_info(&pci->dev, "Skipping the device on the denylist\n"); 2096 return -ENODEV; 2097 } 2098 2099 if (dev >= SNDRV_CARDS) 2100 return -ENODEV; 2101 if (!enable[dev]) { 2102 dev++; 2103 return -ENOENT; 2104 } 2105 2106 /* 2107 * stop probe if another Intel's DSP driver should be activated 2108 */ 2109 if (dmic_detect) { 2110 err = snd_intel_dsp_driver_probe(pci); 2111 if (err != SND_INTEL_DSP_DRIVER_ANY && err != SND_INTEL_DSP_DRIVER_LEGACY) { 2112 dev_dbg(&pci->dev, "HDAudio driver not selected, aborting probe\n"); 2113 return -ENODEV; 2114 } 2115 } else { 2116 dev_warn(&pci->dev, "dmic_detect option is deprecated, pass snd-intel-dspcfg.dsp_driver=1 option instead\n"); 2117 } 2118 2119 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2120 0, &card); 2121 if (err < 0) { 2122 dev_err(&pci->dev, "Error creating card!\n"); 2123 return err; 2124 } 2125 2126 err = azx_create(card, pci, dev, pci_id->driver_data, &chip); 2127 if (err < 0) 2128 goto out_free; 2129 card->private_data = chip; 2130 hda = container_of(chip, struct hda_intel, chip); 2131 2132 pci_set_drvdata(pci, card); 2133 2134 err = register_vga_switcheroo(chip); 2135 if (err < 0) { 2136 dev_err(card->dev, "Error registering vga_switcheroo client\n"); 2137 goto out_free; 2138 } 2139 2140 if (check_hdmi_disabled(pci)) { 2141 dev_info(card->dev, "VGA controller is disabled\n"); 2142 dev_info(card->dev, "Delaying initialization\n"); 2143 chip->disabled = true; 2144 } 2145 2146 schedule_probe = !chip->disabled; 2147 2148 #ifdef CONFIG_SND_HDA_PATCH_LOADER 2149 if (patch[dev] && *patch[dev]) { 2150 dev_info(card->dev, "Applying patch firmware '%s'\n", 2151 patch[dev]); 2152 err = request_firmware_nowait(THIS_MODULE, true, patch[dev], 2153 &pci->dev, GFP_KERNEL, card, 2154 azx_firmware_cb); 2155 if (err < 0) 2156 goto out_free; 2157 schedule_probe = false; /* continued in azx_firmware_cb() */ 2158 } 2159 #endif /* CONFIG_SND_HDA_PATCH_LOADER */ 2160 2161 #ifndef CONFIG_SND_HDA_I915 2162 if (CONTROLLER_IN_GPU(pci)) 2163 dev_err(card->dev, "Haswell/Broadwell HDMI/DP must build in CONFIG_SND_HDA_I915\n"); 2164 #endif 2165 2166 if (schedule_probe) 2167 schedule_work(&hda->probe_work); 2168 2169 dev++; 2170 if (chip->disabled) 2171 complete_all(&hda->probe_wait); 2172 return 0; 2173 2174 out_free: 2175 snd_card_free(card); 2176 return err; 2177 } 2178 2179 #ifdef CONFIG_PM 2180 /* On some boards setting power_save to a non 0 value leads to clicking / 2181 * popping sounds when ever we enter/leave powersaving mode. Ideally we would 2182 * figure out how to avoid these sounds, but that is not always feasible. 2183 * So we keep a list of devices where we disable powersaving as its known 2184 * to causes problems on these devices. 2185 */ 2186 static const struct snd_pci_quirk power_save_denylist[] = { 2187 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2188 SND_PCI_QUIRK(0x1849, 0xc892, "Asrock B85M-ITX", 0), 2189 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2190 SND_PCI_QUIRK(0x1849, 0x0397, "Asrock N68C-S UCC", 0), 2191 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2192 SND_PCI_QUIRK(0x1849, 0x7662, "Asrock H81M-HDS", 0), 2193 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2194 SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0), 2195 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2196 SND_PCI_QUIRK(0x1028, 0x0497, "Dell Precision T3600", 0), 2197 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2198 /* Note the P55A-UD3 and Z87-D3HP share the subsys id for the HDA dev */ 2199 SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte P55A-UD3 / Z87-D3HP", 0), 2200 /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */ 2201 SND_PCI_QUIRK(0x8086, 0x2040, "Intel DZ77BH-55K", 0), 2202 /* https://bugzilla.kernel.org/show_bug.cgi?id=199607 */ 2203 SND_PCI_QUIRK(0x8086, 0x2057, "Intel NUC5i7RYB", 0), 2204 /* https://bugs.launchpad.net/bugs/1821663 */ 2205 SND_PCI_QUIRK(0x8086, 0x2064, "Intel SDP 8086:2064", 0), 2206 /* https://bugzilla.redhat.com/show_bug.cgi?id=1520902 */ 2207 SND_PCI_QUIRK(0x8086, 0x2068, "Intel NUC7i3BNB", 0), 2208 /* https://bugzilla.kernel.org/show_bug.cgi?id=198611 */ 2209 SND_PCI_QUIRK(0x17aa, 0x2227, "Lenovo X1 Carbon 3rd Gen", 0), 2210 /* https://bugzilla.redhat.com/show_bug.cgi?id=1689623 */ 2211 SND_PCI_QUIRK(0x17aa, 0x367b, "Lenovo IdeaCentre B550", 0), 2212 /* https://bugzilla.redhat.com/show_bug.cgi?id=1572975 */ 2213 SND_PCI_QUIRK(0x17aa, 0x36a7, "Lenovo C50 All in one", 0), 2214 /* https://bugs.launchpad.net/bugs/1821663 */ 2215 SND_PCI_QUIRK(0x1631, 0xe017, "Packard Bell NEC IMEDIA 5204", 0), 2216 {} 2217 }; 2218 #endif /* CONFIG_PM */ 2219 2220 static void set_default_power_save(struct azx *chip) 2221 { 2222 int val = power_save; 2223 2224 #ifdef CONFIG_PM 2225 if (pm_blacklist) { 2226 const struct snd_pci_quirk *q; 2227 2228 q = snd_pci_quirk_lookup(chip->pci, power_save_denylist); 2229 if (q && val) { 2230 dev_info(chip->card->dev, "device %04x:%04x is on the power_save denylist, forcing power_save to 0\n", 2231 q->subvendor, q->subdevice); 2232 val = 0; 2233 } 2234 } 2235 #endif /* CONFIG_PM */ 2236 snd_hda_set_power_save(&chip->bus, val * 1000); 2237 } 2238 2239 /* number of codec slots for each chipset: 0 = default slots (i.e. 4) */ 2240 static const unsigned int azx_max_codecs[AZX_NUM_DRIVERS] = { 2241 [AZX_DRIVER_NVIDIA] = 8, 2242 [AZX_DRIVER_TERA] = 1, 2243 }; 2244 2245 static int azx_probe_continue(struct azx *chip) 2246 { 2247 struct hda_intel *hda = container_of(chip, struct hda_intel, chip); 2248 struct hdac_bus *bus = azx_bus(chip); 2249 struct pci_dev *pci = chip->pci; 2250 int dev = chip->dev_index; 2251 int err; 2252 2253 to_hda_bus(bus)->bus_probing = 1; 2254 hda->probe_continued = 1; 2255 2256 /* bind with i915 if needed */ 2257 if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT) { 2258 err = snd_hdac_i915_init(bus); 2259 if (err < 0) { 2260 /* if the controller is bound only with HDMI/DP 2261 * (for HSW and BDW), we need to abort the probe; 2262 * for other chips, still continue probing as other 2263 * codecs can be on the same link. 2264 */ 2265 if (CONTROLLER_IN_GPU(pci)) { 2266 dev_err(chip->card->dev, 2267 "HSW/BDW HD-audio HDMI/DP requires binding with gfx driver\n"); 2268 goto out_free; 2269 } else { 2270 /* don't bother any longer */ 2271 chip->driver_caps &= ~AZX_DCAPS_I915_COMPONENT; 2272 } 2273 } 2274 2275 /* HSW/BDW controllers need this power */ 2276 if (CONTROLLER_IN_GPU(pci)) 2277 hda->need_i915_power = true; 2278 } 2279 2280 /* Request display power well for the HDA controller or codec. For 2281 * Haswell/Broadwell, both the display HDA controller and codec need 2282 * this power. For other platforms, like Baytrail/Braswell, only the 2283 * display codec needs the power and it can be released after probe. 2284 */ 2285 display_power(chip, true); 2286 2287 err = azx_first_init(chip); 2288 if (err < 0) 2289 goto out_free; 2290 2291 #ifdef CONFIG_SND_HDA_INPUT_BEEP 2292 chip->beep_mode = beep_mode[dev]; 2293 #endif 2294 2295 /* create codec instances */ 2296 if (bus->codec_mask) { 2297 err = azx_probe_codecs(chip, azx_max_codecs[chip->driver_type]); 2298 if (err < 0) 2299 goto out_free; 2300 } 2301 2302 #ifdef CONFIG_SND_HDA_PATCH_LOADER 2303 if (chip->fw) { 2304 err = snd_hda_load_patch(&chip->bus, chip->fw->size, 2305 chip->fw->data); 2306 if (err < 0) 2307 goto out_free; 2308 #ifndef CONFIG_PM 2309 release_firmware(chip->fw); /* no longer needed */ 2310 chip->fw = NULL; 2311 #endif 2312 } 2313 #endif 2314 if (bus->codec_mask && !(probe_only[dev] & 1)) { 2315 err = azx_codec_configure(chip); 2316 if (err < 0) 2317 goto out_free; 2318 } 2319 2320 err = snd_card_register(chip->card); 2321 if (err < 0) 2322 goto out_free; 2323 2324 setup_vga_switcheroo_runtime_pm(chip); 2325 2326 chip->running = 1; 2327 azx_add_card_list(chip); 2328 2329 set_default_power_save(chip); 2330 2331 if (azx_has_pm_runtime(chip)) { 2332 pm_runtime_use_autosuspend(&pci->dev); 2333 pm_runtime_allow(&pci->dev); 2334 pm_runtime_put_autosuspend(&pci->dev); 2335 } 2336 2337 out_free: 2338 if (err < 0) { 2339 azx_free(chip); 2340 return err; 2341 } 2342 2343 if (!hda->need_i915_power) 2344 display_power(chip, false); 2345 complete_all(&hda->probe_wait); 2346 to_hda_bus(bus)->bus_probing = 0; 2347 return 0; 2348 } 2349 2350 static void azx_remove(struct pci_dev *pci) 2351 { 2352 struct snd_card *card = pci_get_drvdata(pci); 2353 struct azx *chip; 2354 struct hda_intel *hda; 2355 2356 if (card) { 2357 /* cancel the pending probing work */ 2358 chip = card->private_data; 2359 hda = container_of(chip, struct hda_intel, chip); 2360 /* FIXME: below is an ugly workaround. 2361 * Both device_release_driver() and driver_probe_device() 2362 * take *both* the device's and its parent's lock before 2363 * calling the remove() and probe() callbacks. The codec 2364 * probe takes the locks of both the codec itself and its 2365 * parent, i.e. the PCI controller dev. Meanwhile, when 2366 * the PCI controller is unbound, it takes its lock, too 2367 * ==> ouch, a deadlock! 2368 * As a workaround, we unlock temporarily here the controller 2369 * device during cancel_work_sync() call. 2370 */ 2371 device_unlock(&pci->dev); 2372 cancel_work_sync(&hda->probe_work); 2373 device_lock(&pci->dev); 2374 2375 snd_card_free(card); 2376 } 2377 } 2378 2379 static void azx_shutdown(struct pci_dev *pci) 2380 { 2381 struct snd_card *card = pci_get_drvdata(pci); 2382 struct azx *chip; 2383 2384 if (!card) 2385 return; 2386 chip = card->private_data; 2387 if (chip && chip->running) 2388 azx_shutdown_chip(chip); 2389 } 2390 2391 /* PCI IDs */ 2392 static const struct pci_device_id azx_ids[] = { 2393 /* CPT */ 2394 { PCI_DEVICE(0x8086, 0x1c20), 2395 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM }, 2396 /* PBG */ 2397 { PCI_DEVICE(0x8086, 0x1d20), 2398 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM }, 2399 /* Panther Point */ 2400 { PCI_DEVICE(0x8086, 0x1e20), 2401 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM }, 2402 /* Lynx Point */ 2403 { PCI_DEVICE(0x8086, 0x8c20), 2404 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2405 /* 9 Series */ 2406 { PCI_DEVICE(0x8086, 0x8ca0), 2407 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2408 /* Wellsburg */ 2409 { PCI_DEVICE(0x8086, 0x8d20), 2410 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2411 { PCI_DEVICE(0x8086, 0x8d21), 2412 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2413 /* Lewisburg */ 2414 { PCI_DEVICE(0x8086, 0xa1f0), 2415 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE }, 2416 { PCI_DEVICE(0x8086, 0xa270), 2417 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE }, 2418 /* Lynx Point-LP */ 2419 { PCI_DEVICE(0x8086, 0x9c20), 2420 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2421 /* Lynx Point-LP */ 2422 { PCI_DEVICE(0x8086, 0x9c21), 2423 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2424 /* Wildcat Point-LP */ 2425 { PCI_DEVICE(0x8086, 0x9ca0), 2426 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH }, 2427 /* Sunrise Point */ 2428 { PCI_DEVICE(0x8086, 0xa170), 2429 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE }, 2430 /* Sunrise Point-LP */ 2431 { PCI_DEVICE(0x8086, 0x9d70), 2432 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE }, 2433 /* Kabylake */ 2434 { PCI_DEVICE(0x8086, 0xa171), 2435 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE }, 2436 /* Kabylake-LP */ 2437 { PCI_DEVICE(0x8086, 0x9d71), 2438 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE }, 2439 /* Kabylake-H */ 2440 { PCI_DEVICE(0x8086, 0xa2f0), 2441 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE }, 2442 /* Coffelake */ 2443 { PCI_DEVICE(0x8086, 0xa348), 2444 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2445 /* Cannonlake */ 2446 { PCI_DEVICE(0x8086, 0x9dc8), 2447 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2448 /* CometLake-LP */ 2449 { PCI_DEVICE(0x8086, 0x02C8), 2450 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2451 /* CometLake-H */ 2452 { PCI_DEVICE(0x8086, 0x06C8), 2453 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2454 { PCI_DEVICE(0x8086, 0xf1c8), 2455 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2456 /* CometLake-S */ 2457 { PCI_DEVICE(0x8086, 0xa3f0), 2458 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2459 /* CometLake-R */ 2460 { PCI_DEVICE(0x8086, 0xf0c8), 2461 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2462 /* Icelake */ 2463 { PCI_DEVICE(0x8086, 0x34c8), 2464 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2465 /* Icelake-H */ 2466 { PCI_DEVICE(0x8086, 0x3dc8), 2467 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2468 /* Jasperlake */ 2469 { PCI_DEVICE(0x8086, 0x38c8), 2470 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2471 { PCI_DEVICE(0x8086, 0x4dc8), 2472 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2473 /* Tigerlake */ 2474 { PCI_DEVICE(0x8086, 0xa0c8), 2475 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2476 /* Tigerlake-H */ 2477 { PCI_DEVICE(0x8086, 0x43c8), 2478 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2479 /* DG1 */ 2480 { PCI_DEVICE(0x8086, 0x490d), 2481 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2482 /* Alderlake-S */ 2483 { PCI_DEVICE(0x8086, 0x7ad0), 2484 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2485 /* Alderlake-P */ 2486 { PCI_DEVICE(0x8086, 0x51c8), 2487 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2488 /* Alderlake-M */ 2489 { PCI_DEVICE(0x8086, 0x51cc), 2490 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2491 /* Elkhart Lake */ 2492 { PCI_DEVICE(0x8086, 0x4b55), 2493 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2494 { PCI_DEVICE(0x8086, 0x4b58), 2495 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, 2496 /* Broxton-P(Apollolake) */ 2497 { PCI_DEVICE(0x8086, 0x5a98), 2498 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON }, 2499 /* Broxton-T */ 2500 { PCI_DEVICE(0x8086, 0x1a98), 2501 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON }, 2502 /* Gemini-Lake */ 2503 { PCI_DEVICE(0x8086, 0x3198), 2504 .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON }, 2505 /* Haswell */ 2506 { PCI_DEVICE(0x8086, 0x0a0c), 2507 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL }, 2508 { PCI_DEVICE(0x8086, 0x0c0c), 2509 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL }, 2510 { PCI_DEVICE(0x8086, 0x0d0c), 2511 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL }, 2512 /* Broadwell */ 2513 { PCI_DEVICE(0x8086, 0x160c), 2514 .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_BROADWELL }, 2515 /* 5 Series/3400 */ 2516 { PCI_DEVICE(0x8086, 0x3b56), 2517 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM }, 2518 /* Poulsbo */ 2519 { PCI_DEVICE(0x8086, 0x811b), 2520 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE }, 2521 /* Oaktrail */ 2522 { PCI_DEVICE(0x8086, 0x080a), 2523 .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE }, 2524 /* BayTrail */ 2525 { PCI_DEVICE(0x8086, 0x0f04), 2526 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_BAYTRAIL }, 2527 /* Braswell */ 2528 { PCI_DEVICE(0x8086, 0x2284), 2529 .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_BRASWELL }, 2530 /* ICH6 */ 2531 { PCI_DEVICE(0x8086, 0x2668), 2532 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2533 /* ICH7 */ 2534 { PCI_DEVICE(0x8086, 0x27d8), 2535 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2536 /* ESB2 */ 2537 { PCI_DEVICE(0x8086, 0x269a), 2538 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2539 /* ICH8 */ 2540 { PCI_DEVICE(0x8086, 0x284b), 2541 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2542 /* ICH9 */ 2543 { PCI_DEVICE(0x8086, 0x293e), 2544 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2545 /* ICH9 */ 2546 { PCI_DEVICE(0x8086, 0x293f), 2547 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2548 /* ICH10 */ 2549 { PCI_DEVICE(0x8086, 0x3a3e), 2550 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2551 /* ICH10 */ 2552 { PCI_DEVICE(0x8086, 0x3a6e), 2553 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH }, 2554 /* Generic Intel */ 2555 { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_ANY_ID), 2556 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8, 2557 .class_mask = 0xffffff, 2558 .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_NO_ALIGN_BUFSIZE }, 2559 /* ATI SB 450/600/700/800/900 */ 2560 { PCI_DEVICE(0x1002, 0x437b), 2561 .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB }, 2562 { PCI_DEVICE(0x1002, 0x4383), 2563 .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB }, 2564 /* AMD Hudson */ 2565 { PCI_DEVICE(0x1022, 0x780d), 2566 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB }, 2567 /* AMD, X370 & co */ 2568 { PCI_DEVICE(0x1022, 0x1457), 2569 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB }, 2570 /* AMD, X570 & co */ 2571 { PCI_DEVICE(0x1022, 0x1487), 2572 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB }, 2573 /* AMD Stoney */ 2574 { PCI_DEVICE(0x1022, 0x157a), 2575 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB | 2576 AZX_DCAPS_PM_RUNTIME }, 2577 /* AMD Raven */ 2578 { PCI_DEVICE(0x1022, 0x15e3), 2579 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB }, 2580 /* ATI HDMI */ 2581 { PCI_DEVICE(0x1002, 0x0002), 2582 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2583 AZX_DCAPS_PM_RUNTIME }, 2584 { PCI_DEVICE(0x1002, 0x1308), 2585 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2586 { PCI_DEVICE(0x1002, 0x157a), 2587 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2588 { PCI_DEVICE(0x1002, 0x15b3), 2589 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2590 { PCI_DEVICE(0x1002, 0x793b), 2591 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2592 { PCI_DEVICE(0x1002, 0x7919), 2593 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2594 { PCI_DEVICE(0x1002, 0x960f), 2595 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2596 { PCI_DEVICE(0x1002, 0x970f), 2597 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2598 { PCI_DEVICE(0x1002, 0x9840), 2599 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2600 { PCI_DEVICE(0x1002, 0xaa00), 2601 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2602 { PCI_DEVICE(0x1002, 0xaa08), 2603 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2604 { PCI_DEVICE(0x1002, 0xaa10), 2605 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2606 { PCI_DEVICE(0x1002, 0xaa18), 2607 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2608 { PCI_DEVICE(0x1002, 0xaa20), 2609 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2610 { PCI_DEVICE(0x1002, 0xaa28), 2611 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2612 { PCI_DEVICE(0x1002, 0xaa30), 2613 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2614 { PCI_DEVICE(0x1002, 0xaa38), 2615 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2616 { PCI_DEVICE(0x1002, 0xaa40), 2617 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2618 { PCI_DEVICE(0x1002, 0xaa48), 2619 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2620 { PCI_DEVICE(0x1002, 0xaa50), 2621 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2622 { PCI_DEVICE(0x1002, 0xaa58), 2623 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2624 { PCI_DEVICE(0x1002, 0xaa60), 2625 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2626 { PCI_DEVICE(0x1002, 0xaa68), 2627 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2628 { PCI_DEVICE(0x1002, 0xaa80), 2629 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2630 { PCI_DEVICE(0x1002, 0xaa88), 2631 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2632 { PCI_DEVICE(0x1002, 0xaa90), 2633 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2634 { PCI_DEVICE(0x1002, 0xaa98), 2635 .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI }, 2636 { PCI_DEVICE(0x1002, 0x9902), 2637 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2638 { PCI_DEVICE(0x1002, 0xaaa0), 2639 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2640 { PCI_DEVICE(0x1002, 0xaaa8), 2641 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2642 { PCI_DEVICE(0x1002, 0xaab0), 2643 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, 2644 { PCI_DEVICE(0x1002, 0xaac0), 2645 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2646 AZX_DCAPS_PM_RUNTIME }, 2647 { PCI_DEVICE(0x1002, 0xaac8), 2648 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2649 AZX_DCAPS_PM_RUNTIME }, 2650 { PCI_DEVICE(0x1002, 0xaad8), 2651 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2652 AZX_DCAPS_PM_RUNTIME }, 2653 { PCI_DEVICE(0x1002, 0xaae0), 2654 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2655 AZX_DCAPS_PM_RUNTIME }, 2656 { PCI_DEVICE(0x1002, 0xaae8), 2657 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2658 AZX_DCAPS_PM_RUNTIME }, 2659 { PCI_DEVICE(0x1002, 0xaaf0), 2660 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2661 AZX_DCAPS_PM_RUNTIME }, 2662 { PCI_DEVICE(0x1002, 0xaaf8), 2663 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2664 AZX_DCAPS_PM_RUNTIME }, 2665 { PCI_DEVICE(0x1002, 0xab00), 2666 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2667 AZX_DCAPS_PM_RUNTIME }, 2668 { PCI_DEVICE(0x1002, 0xab08), 2669 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2670 AZX_DCAPS_PM_RUNTIME }, 2671 { PCI_DEVICE(0x1002, 0xab10), 2672 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2673 AZX_DCAPS_PM_RUNTIME }, 2674 { PCI_DEVICE(0x1002, 0xab18), 2675 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2676 AZX_DCAPS_PM_RUNTIME }, 2677 { PCI_DEVICE(0x1002, 0xab20), 2678 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2679 AZX_DCAPS_PM_RUNTIME }, 2680 { PCI_DEVICE(0x1002, 0xab28), 2681 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2682 AZX_DCAPS_PM_RUNTIME }, 2683 { PCI_DEVICE(0x1002, 0xab38), 2684 .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS | 2685 AZX_DCAPS_PM_RUNTIME }, 2686 /* VIA VT8251/VT8237A */ 2687 { PCI_DEVICE(0x1106, 0x3288), .driver_data = AZX_DRIVER_VIA }, 2688 /* VIA GFX VT7122/VX900 */ 2689 { PCI_DEVICE(0x1106, 0x9170), .driver_data = AZX_DRIVER_GENERIC }, 2690 /* VIA GFX VT6122/VX11 */ 2691 { PCI_DEVICE(0x1106, 0x9140), .driver_data = AZX_DRIVER_GENERIC }, 2692 /* SIS966 */ 2693 { PCI_DEVICE(0x1039, 0x7502), .driver_data = AZX_DRIVER_SIS }, 2694 /* ULI M5461 */ 2695 { PCI_DEVICE(0x10b9, 0x5461), .driver_data = AZX_DRIVER_ULI }, 2696 /* NVIDIA MCP */ 2697 { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID), 2698 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8, 2699 .class_mask = 0xffffff, 2700 .driver_data = AZX_DRIVER_NVIDIA | AZX_DCAPS_PRESET_NVIDIA }, 2701 /* Teradici */ 2702 { PCI_DEVICE(0x6549, 0x1200), 2703 .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT }, 2704 { PCI_DEVICE(0x6549, 0x2200), 2705 .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT }, 2706 /* Creative X-Fi (CA0110-IBG) */ 2707 /* CTHDA chips */ 2708 { PCI_DEVICE(0x1102, 0x0010), 2709 .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA }, 2710 { PCI_DEVICE(0x1102, 0x0012), 2711 .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA }, 2712 #if !IS_ENABLED(CONFIG_SND_CTXFI) 2713 /* the following entry conflicts with snd-ctxfi driver, 2714 * as ctxfi driver mutates from HD-audio to native mode with 2715 * a special command sequence. 2716 */ 2717 { PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_ANY_ID), 2718 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8, 2719 .class_mask = 0xffffff, 2720 .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND | 2721 AZX_DCAPS_NO_64BIT | AZX_DCAPS_POSFIX_LPIB }, 2722 #else 2723 /* this entry seems still valid -- i.e. without emu20kx chip */ 2724 { PCI_DEVICE(0x1102, 0x0009), 2725 .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND | 2726 AZX_DCAPS_NO_64BIT | AZX_DCAPS_POSFIX_LPIB }, 2727 #endif 2728 /* CM8888 */ 2729 { PCI_DEVICE(0x13f6, 0x5011), 2730 .driver_data = AZX_DRIVER_CMEDIA | 2731 AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB | AZX_DCAPS_SNOOP_OFF }, 2732 /* Vortex86MX */ 2733 { PCI_DEVICE(0x17f3, 0x3010), .driver_data = AZX_DRIVER_GENERIC }, 2734 /* VMware HDAudio */ 2735 { PCI_DEVICE(0x15ad, 0x1977), .driver_data = AZX_DRIVER_GENERIC }, 2736 /* AMD/ATI Generic, PCI class code and Vendor ID for HD Audio */ 2737 { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_ANY_ID), 2738 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8, 2739 .class_mask = 0xffffff, 2740 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI }, 2741 { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_ANY_ID), 2742 .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8, 2743 .class_mask = 0xffffff, 2744 .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI }, 2745 /* Zhaoxin */ 2746 { PCI_DEVICE(0x1d17, 0x3288), .driver_data = AZX_DRIVER_ZHAOXIN }, 2747 { 0, } 2748 }; 2749 MODULE_DEVICE_TABLE(pci, azx_ids); 2750 2751 /* pci_driver definition */ 2752 static struct pci_driver azx_driver = { 2753 .name = KBUILD_MODNAME, 2754 .id_table = azx_ids, 2755 .probe = azx_probe, 2756 .remove = azx_remove, 2757 .shutdown = azx_shutdown, 2758 .driver = { 2759 .pm = AZX_PM_OPS, 2760 }, 2761 }; 2762 2763 module_pci_driver(azx_driver); 2764