sound/soc/sof/sof-pci-dev.c

   1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
   2 //
   3 // This file is provided under a dual BSD/GPLv2 license.  When using or
   4 // redistributing this file, you may do so under either license.
   5 //
   6 // Copyright(c) 2018 Intel Corporation. All rights reserved.
   7 //
   8 // Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
   9 //
  10
  11 #include <linux/firmware.h>
  12 #include <linux/dmi.h>
  13 #include <linux/module.h>
  14 #include <linux/pci.h>
  15 #include <linux/pm_runtime.h>
  16 #include <sound/intel-dsp-config.h>
  17 #include <sound/soc-acpi.h>
  18 #include <sound/soc-acpi-intel-match.h>
  19 #include <sound/sof.h>
  20 #include "ops.h"
  21
  22 /* platform specific devices */
  23 #include "intel/shim.h"
  24 #include "intel/hda.h"
  25
  26 static char *fw_path;
  27 module_param(fw_path, charp, 0444);
  28 MODULE_PARM_DESC(fw_path, "alternate path for SOF firmware.");
  29
  30 static char *tplg_path;
  31 module_param(tplg_path, charp, 0444);
  32 MODULE_PARM_DESC(tplg_path, "alternate path for SOF topology.");
  33
  34 static int sof_pci_debug;
  35 module_param_named(sof_pci_debug, sof_pci_debug, int, 0444);
  36 MODULE_PARM_DESC(sof_pci_debug, "SOF PCI debug options (0x0 all off)");
  37
  38 #define SOF_PCI_DISABLE_PM_RUNTIME BIT(0)
  39
  40 static const struct dmi_system_id community_key_platforms[] = {
  41         {
  42                 .ident = "Up Squared",
  43                 .matches = {
  44                         DMI_MATCH(DMI_SYS_VENDOR, "AAEON"),
  45                         DMI_MATCH(DMI_BOARD_NAME, "UP-APL01"),
  46                 }
  47         },
  48         {
  49                 .ident = "Google Chromebooks",
  50                 .matches = {
  51                         DMI_MATCH(DMI_SYS_VENDOR, "Google"),
  52                 }
  53         },
  54         {},
  55 };
  56
  57 #if IS_ENABLED(CONFIG_SND_SOC_SOF_APOLLOLAKE)
  58 static const struct sof_dev_desc bxt_desc = {
  59         .machines               = snd_soc_acpi_intel_bxt_machines,
  60         .resindex_lpe_base      = 0,
  61         .resindex_pcicfg_base   = -1,
  62         .resindex_imr_base      = -1,
  63         .irqindex_host_ipc      = -1,
  64         .resindex_dma_base      = -1,
  65         .chip_info = &apl_chip_info,
  66         .default_fw_path = "intel/sof",
  67         .default_tplg_path = "intel/sof-tplg",
  68         .default_fw_filename = "sof-apl.ri",
  69         .nocodec_tplg_filename = "sof-apl-nocodec.tplg",
  70         .ops = &sof_apl_ops,
  71 };
  72 #endif
  73
  74 #if IS_ENABLED(CONFIG_SND_SOC_SOF_GEMINILAKE)
  75 static const struct sof_dev_desc glk_desc = {
  76         .machines               = snd_soc_acpi_intel_glk_machines,
  77         .resindex_lpe_base      = 0,
  78         .resindex_pcicfg_base   = -1,
  79         .resindex_imr_base      = -1,
  80         .irqindex_host_ipc      = -1,
  81         .resindex_dma_base      = -1,
  82         .chip_info = &apl_chip_info,
  83         .default_fw_path = "intel/sof",
  84         .default_tplg_path = "intel/sof-tplg",
  85         .default_fw_filename = "sof-glk.ri",
  86         .nocodec_tplg_filename = "sof-glk-nocodec.tplg",
  87         .ops = &sof_apl_ops,
  88 };
  89 #endif
  90
  91 #if IS_ENABLED(CONFIG_SND_SOC_SOF_MERRIFIELD)
  92 static struct snd_soc_acpi_mach sof_tng_machines[] = {
  93         {
  94                 .id = "INT343A",
  95                 .drv_name = "edison",
  96                 .sof_fw_filename = "sof-byt.ri",
  97                 .sof_tplg_filename = "sof-byt.tplg",
  98         },
  99         {}
 100 };
 101
 102 static const struct sof_dev_desc tng_desc = {
 103         .machines               = sof_tng_machines,
 104         .resindex_lpe_base      = 3,    /* IRAM, but subtract IRAM offset */
 105         .resindex_pcicfg_base   = -1,
 106         .resindex_imr_base      = 0,
 107         .irqindex_host_ipc      = -1,
 108         .resindex_dma_base      = -1,
 109         .chip_info = &tng_chip_info,
 110         .default_fw_path = "intel/sof",
 111         .default_tplg_path = "intel/sof-tplg",
 112         .default_fw_filename = "sof-byt.ri",
 113         .nocodec_tplg_filename = "sof-byt.tplg",
 114         .ops = &sof_tng_ops,
 115 };
 116 #endif
 117
 118 #if IS_ENABLED(CONFIG_SND_SOC_SOF_CANNONLAKE)
 119 static const struct sof_dev_desc cnl_desc = {
 120         .machines               = snd_soc_acpi_intel_cnl_machines,
 121         .alt_machines           = snd_soc_acpi_intel_cnl_sdw_machines,
 122         .resindex_lpe_base      = 0,
 123         .resindex_pcicfg_base   = -1,
 124         .resindex_imr_base      = -1,
 125         .irqindex_host_ipc      = -1,
 126         .resindex_dma_base      = -1,
 127         .chip_info = &cnl_chip_info,
 128         .default_fw_path = "intel/sof",
 129         .default_tplg_path = "intel/sof-tplg",
 130         .default_fw_filename = "sof-cnl.ri",
 131         .nocodec_tplg_filename = "sof-cnl-nocodec.tplg",
 132         .ops = &sof_cnl_ops,
 133 };
 134 #endif
 135
 136 #if IS_ENABLED(CONFIG_SND_SOC_SOF_COFFEELAKE)
 137 static const struct sof_dev_desc cfl_desc = {
 138         .machines               = snd_soc_acpi_intel_cfl_machines,
 139         .alt_machines           = snd_soc_acpi_intel_cfl_sdw_machines,
 140         .resindex_lpe_base      = 0,
 141         .resindex_pcicfg_base   = -1,
 142         .resindex_imr_base      = -1,
 143         .irqindex_host_ipc      = -1,
 144         .resindex_dma_base      = -1,
 145         .chip_info = &cnl_chip_info,
 146         .default_fw_path = "intel/sof",
 147         .default_tplg_path = "intel/sof-tplg",
 148         .default_fw_filename = "sof-cfl.ri",
 149         .nocodec_tplg_filename = "sof-cnl-nocodec.tplg",
 150         .ops = &sof_cnl_ops,
 151 };
 152 #endif
 153
 154 #if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_LP) || \
 155         IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_H)
 156
 157 static const struct sof_dev_desc cml_desc = {
 158         .machines               = snd_soc_acpi_intel_cml_machines,
 159         .alt_machines           = snd_soc_acpi_intel_cml_sdw_machines,
 160         .resindex_lpe_base      = 0,
 161         .resindex_pcicfg_base   = -1,
 162         .resindex_imr_base      = -1,
 163         .irqindex_host_ipc      = -1,
 164         .resindex_dma_base      = -1,
 165         .chip_info = &cnl_chip_info,
 166         .default_fw_path = "intel/sof",
 167         .default_tplg_path = "intel/sof-tplg",
 168         .default_fw_filename = "sof-cml.ri",
 169         .nocodec_tplg_filename = "sof-cnl-nocodec.tplg",
 170         .ops = &sof_cnl_ops,
 171 };
 172 #endif
 173
 174 #if IS_ENABLED(CONFIG_SND_SOC_SOF_ICELAKE)
 175 static const struct sof_dev_desc icl_desc = {
 176         .machines               = snd_soc_acpi_intel_icl_machines,
 177         .alt_machines           = snd_soc_acpi_intel_icl_sdw_machines,
 178         .resindex_lpe_base      = 0,
 179         .resindex_pcicfg_base   = -1,
 180         .resindex_imr_base      = -1,
 181         .irqindex_host_ipc      = -1,
 182         .resindex_dma_base      = -1,
 183         .chip_info = &icl_chip_info,
 184         .default_fw_path = "intel/sof",
 185         .default_tplg_path = "intel/sof-tplg",
 186         .default_fw_filename = "sof-icl.ri",
 187         .nocodec_tplg_filename = "sof-icl-nocodec.tplg",
 188         .ops = &sof_cnl_ops,
 189 };
 190 #endif
 191
 192 #if IS_ENABLED(CONFIG_SND_SOC_SOF_TIGERLAKE)
 193 static const struct sof_dev_desc tgl_desc = {
 194         .machines               = snd_soc_acpi_intel_tgl_machines,
 195         .alt_machines           = snd_soc_acpi_intel_tgl_sdw_machines,
 196         .resindex_lpe_base      = 0,
 197         .resindex_pcicfg_base   = -1,
 198         .resindex_imr_base      = -1,
 199         .irqindex_host_ipc      = -1,
 200         .resindex_dma_base      = -1,
 201         .chip_info = &tgl_chip_info,
 202         .default_fw_path = "intel/sof",
 203         .default_tplg_path = "intel/sof-tplg",
 204         .default_fw_filename = "sof-tgl.ri",
 205         .nocodec_tplg_filename = "sof-tgl-nocodec.tplg",
 206         .ops = &sof_cnl_ops,
 207 };
 208 #endif
 209
 210 #if IS_ENABLED(CONFIG_SND_SOC_SOF_ELKHARTLAKE)
 211 static const struct sof_dev_desc ehl_desc = {
 212         .machines               = snd_soc_acpi_intel_ehl_machines,
 213         .resindex_lpe_base      = 0,
 214         .resindex_pcicfg_base   = -1,
 215         .resindex_imr_base      = -1,
 216         .irqindex_host_ipc      = -1,
 217         .resindex_dma_base      = -1,
 218         .chip_info = &ehl_chip_info,
 219         .default_fw_path = "intel/sof",
 220         .default_tplg_path = "intel/sof-tplg",
 221         .default_fw_filename = "sof-ehl.ri",
 222         .nocodec_tplg_filename = "sof-ehl-nocodec.tplg",
 223         .ops = &sof_cnl_ops,
 224 };
 225 #endif
 226
 227 #if IS_ENABLED(CONFIG_SND_SOC_SOF_JASPERLAKE)
 228 static const struct sof_dev_desc jsl_desc = {
 229         .machines               = snd_soc_acpi_intel_jsl_machines,
 230         .resindex_lpe_base      = 0,
 231         .resindex_pcicfg_base   = -1,
 232         .resindex_imr_base      = -1,
 233         .irqindex_host_ipc      = -1,
 234         .resindex_dma_base      = -1,
 235         .chip_info = &jsl_chip_info,
 236         .default_fw_path = "intel/sof",
 237         .default_tplg_path = "intel/sof-tplg",
 238         .nocodec_tplg_filename = "sof-jsl-nocodec.tplg",
 239         .ops = &sof_cnl_ops,
 240 };
 241 #endif
 242
 243 static const struct dev_pm_ops sof_pci_pm = {
 244         .prepare = snd_sof_prepare,
 245         .complete = snd_sof_complete,
 246         SET_SYSTEM_SLEEP_PM_OPS(snd_sof_suspend, snd_sof_resume)
 247         SET_RUNTIME_PM_OPS(snd_sof_runtime_suspend, snd_sof_runtime_resume,
 248                            snd_sof_runtime_idle)
 249 };
 250
 251 static void sof_pci_probe_complete(struct device *dev)
 252 {
 253         dev_dbg(dev, "Completing SOF PCI probe");
 254
 255         if (sof_pci_debug & SOF_PCI_DISABLE_PM_RUNTIME)
 256                 return;
 257
 258         /* allow runtime_pm */
 259         pm_runtime_set_autosuspend_delay(dev, SND_SOF_SUSPEND_DELAY_MS);
 260         pm_runtime_use_autosuspend(dev);
 261
 262         /*
 263          * runtime pm for pci device is "forbidden" by default.
 264          * so call pm_runtime_allow() to enable it.
 265          */
 266         pm_runtime_allow(dev);
 267
 268         /* mark last_busy for pm_runtime to make sure not suspend immediately */
 269         pm_runtime_mark_last_busy(dev);
 270
 271         /* follow recommendation in pci-driver.c to decrement usage counter */
 272         pm_runtime_put_noidle(dev);
 273 }
 274
 275 static int sof_pci_probe(struct pci_dev *pci,
 276                          const struct pci_device_id *pci_id)
 277 {
 278         struct device *dev = &pci->dev;
 279         const struct sof_dev_desc *desc =
 280                 (const struct sof_dev_desc *)pci_id->driver_data;
 281         struct snd_sof_pdata *sof_pdata;
 282         const struct snd_sof_dsp_ops *ops;
 283         int ret;
 284
 285         ret = snd_intel_dsp_driver_probe(pci);
 286         if (ret != SND_INTEL_DSP_DRIVER_ANY &&
 287             ret != SND_INTEL_DSP_DRIVER_SOF)
 288                 return -ENODEV;
 289
 290         dev_dbg(&pci->dev, "PCI DSP detected");
 291
 292         /* get ops for platform */
 293         ops = desc->ops;
 294         if (!ops) {
 295                 dev_err(dev, "error: no matching PCI descriptor ops\n");
 296                 return -ENODEV;
 297         }
 298
 299         sof_pdata = devm_kzalloc(dev, sizeof(*sof_pdata), GFP_KERNEL);
 300         if (!sof_pdata)
 301                 return -ENOMEM;
 302
 303         ret = pcim_enable_device(pci);
 304         if (ret < 0)
 305                 return ret;
 306
 307         ret = pci_request_regions(pci, "Audio DSP");
 308         if (ret < 0)
 309                 return ret;
 310
 311         sof_pdata->name = pci_name(pci);
 312         sof_pdata->desc = (struct sof_dev_desc *)pci_id->driver_data;
 313         sof_pdata->dev = dev;
 314         sof_pdata->fw_filename = desc->default_fw_filename;
 315
 316         /*
 317          * for platforms using the SOF community key, change the
 318          * default path automatically to pick the right files from the
 319          * linux-firmware tree. This can be overridden with the
 320          * fw_path kernel parameter, e.g. for developers.
 321          */
 322
 323         /* alternate fw and tplg filenames ? */
 324         if (fw_path) {
 325                 sof_pdata->fw_filename_prefix = fw_path;
 326
 327                 dev_dbg(dev,
 328                         "Module parameter used, changed fw path to %s\n",
 329                         sof_pdata->fw_filename_prefix);
 330
 331         } else if (dmi_check_system(community_key_platforms)) {
 332                 sof_pdata->fw_filename_prefix =
 333                         devm_kasprintf(dev, GFP_KERNEL, "%s/%s",
 334                                        sof_pdata->desc->default_fw_path,
 335                                        "community");
 336
 337                 dev_dbg(dev,
 338                         "Platform uses community key, changed fw path to %s\n",
 339                         sof_pdata->fw_filename_prefix);
 340         } else {
 341                 sof_pdata->fw_filename_prefix =
 342                         sof_pdata->desc->default_fw_path;
 343         }
 344
 345         if (tplg_path)
 346                 sof_pdata->tplg_filename_prefix = tplg_path;
 347         else
 348                 sof_pdata->tplg_filename_prefix =
 349                         sof_pdata->desc->default_tplg_path;
 350
 351 #if IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE)
 352         /* set callback to enable runtime_pm */
 353         sof_pdata->sof_probe_complete = sof_pci_probe_complete;
 354 #endif
 355         /* call sof helper for DSP hardware probe */
 356         ret = snd_sof_device_probe(dev, sof_pdata);
 357         if (ret) {
 358                 dev_err(dev, "error: failed to probe DSP hardware!\n");
 359                 goto release_regions;
 360         }
 361
 362 #if !IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE)
 363         sof_pci_probe_complete(dev);
 364 #endif
 365
 366         return ret;
 367
 368 release_regions:
 369         pci_release_regions(pci);
 370
 371         return ret;
 372 }
 373
 374 static void sof_pci_remove(struct pci_dev *pci)
 375 {
 376         /* call sof helper for DSP hardware remove */
 377         snd_sof_device_remove(&pci->dev);
 378
 379         /* follow recommendation in pci-driver.c to increment usage counter */
 380         if (!(sof_pci_debug & SOF_PCI_DISABLE_PM_RUNTIME))
 381                 pm_runtime_get_noresume(&pci->dev);
 382
 383         /* release pci regions and disable device */
 384         pci_release_regions(pci);
 385 }
 386
 387 /* PCI IDs */
 388 static const struct pci_device_id sof_pci_ids[] = {
 389 #if IS_ENABLED(CONFIG_SND_SOC_SOF_MERRIFIELD)
 390         { PCI_DEVICE(0x8086, 0x119a),
 391                 .driver_data = (unsigned long)&tng_desc},
 392 #endif
 393 #if IS_ENABLED(CONFIG_SND_SOC_SOF_APOLLOLAKE)
 394         /* BXT-P & Apollolake */
 395         { PCI_DEVICE(0x8086, 0x5a98),
 396                 .driver_data = (unsigned long)&bxt_desc},
 397         { PCI_DEVICE(0x8086, 0x1a98),
 398                 .driver_data = (unsigned long)&bxt_desc},
 399 #endif
 400 #if IS_ENABLED(CONFIG_SND_SOC_SOF_GEMINILAKE)
 401         { PCI_DEVICE(0x8086, 0x3198),
 402                 .driver_data = (unsigned long)&glk_desc},
 403 #endif
 404 #if IS_ENABLED(CONFIG_SND_SOC_SOF_CANNONLAKE)
 405         { PCI_DEVICE(0x8086, 0x9dc8),
 406                 .driver_data = (unsigned long)&cnl_desc},
 407 #endif
 408 #if IS_ENABLED(CONFIG_SND_SOC_SOF_COFFEELAKE)
 409         { PCI_DEVICE(0x8086, 0xa348),
 410                 .driver_data = (unsigned long)&cfl_desc},
 411 #endif
 412 #if IS_ENABLED(CONFIG_SND_SOC_SOF_ICELAKE)
 413         { PCI_DEVICE(0x8086, 0x34C8),
 414                 .driver_data = (unsigned long)&icl_desc},
 415 #endif
 416 #if IS_ENABLED(CONFIG_SND_SOC_SOF_JASPERLAKE)
 417         { PCI_DEVICE(0x8086, 0x38c8),
 418                 .driver_data = (unsigned long)&jsl_desc},
 419 #endif
 420 #if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_LP)
 421         { PCI_DEVICE(0x8086, 0x02c8),
 422                 .driver_data = (unsigned long)&cml_desc},
 423 #endif
 424 #if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_H)
 425         { PCI_DEVICE(0x8086, 0x06c8),
 426                 .driver_data = (unsigned long)&cml_desc},
 427 #endif
 428 #if IS_ENABLED(CONFIG_SND_SOC_SOF_TIGERLAKE)
 429         { PCI_DEVICE(0x8086, 0xa0c8),
 430                 .driver_data = (unsigned long)&tgl_desc},
 431 #endif
 432 #if IS_ENABLED(CONFIG_SND_SOC_SOF_ELKHARTLAKE)
 433         { PCI_DEVICE(0x8086, 0x4b55),
 434                 .driver_data = (unsigned long)&ehl_desc},
 435 #endif
 436         { 0, }
 437 };
 438 MODULE_DEVICE_TABLE(pci, sof_pci_ids);
 439
 440 /* pci_driver definition */
 441 static struct pci_driver snd_sof_pci_driver = {
 442         .name = "sof-audio-pci",
 443         .id_table = sof_pci_ids,
 444         .probe = sof_pci_probe,
 445         .remove = sof_pci_remove,
 446         .driver = {
 447                 .pm = &sof_pci_pm,
 448         },
 449 };
 450 module_pci_driver(snd_sof_pci_driver);
 451
 452 MODULE_LICENSE("Dual BSD/GPL");
 453 MODULE_IMPORT_NS(SND_SOC_SOF_MERRIFIELD);
 454 MODULE_IMPORT_NS(SND_SOC_SOF_INTEL_HDA_COMMON);