diff options
Diffstat (limited to 'sound/hda/intel-dsp-config.c')
| -rw-r--r-- | sound/hda/intel-dsp-config.c | 821 |
1 files changed, 0 insertions, 821 deletions
diff --git a/sound/hda/intel-dsp-config.c b/sound/hda/intel-dsp-config.c deleted file mode 100644 index 3cb1e7fc3b3b..000000000000 --- a/sound/hda/intel-dsp-config.c +++ /dev/null @@ -1,821 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -// Copyright (c) 2019 Jaroslav Kysela <perex@perex.cz> - -#include <linux/acpi.h> -#include <linux/bits.h> -#include <linux/dmi.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <linux/soundwire/sdw.h> -#include <linux/soundwire/sdw_intel.h> -#include <sound/core.h> -#include <sound/intel-dsp-config.h> -#include <sound/intel-nhlt.h> -#include <sound/soc-acpi.h> - -#include <acpi/nhlt.h> - -static int dsp_driver; - -module_param(dsp_driver, int, 0444); -MODULE_PARM_DESC(dsp_driver, "Force the DSP driver for Intel DSP (0=auto, 1=legacy, 2=SST, 3=SOF, 4=AVS)"); - -#define FLAG_SST BIT(0) -#define FLAG_SOF BIT(1) -#define FLAG_SST_ONLY_IF_DMIC BIT(15) -#define FLAG_SOF_ONLY_IF_DMIC BIT(16) -#define FLAG_SOF_ONLY_IF_SOUNDWIRE BIT(17) - -#define FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE (FLAG_SOF_ONLY_IF_DMIC | \ - FLAG_SOF_ONLY_IF_SOUNDWIRE) - -struct config_entry { - u32 flags; - u16 device; - u8 acpi_hid[ACPI_ID_LEN]; - const struct dmi_system_id *dmi_table; - const struct snd_soc_acpi_codecs *codec_hid; -}; - -static const struct snd_soc_acpi_codecs __maybe_unused essx_83x6 = { - .num_codecs = 3, - .codecs = { "ESSX8316", "ESSX8326", "ESSX8336"}, -}; - -/* - * configuration table - * - the order of similar PCI ID entries is important! - * - the first successful match will win - */ -static const struct config_entry config_table[] = { -/* Merrifield */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_MERRIFIELD) - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_SST_TNG, - }, -#endif -/* - * Skylake, Kabylake, Apollolake - * the legacy HDAudio driver is used except on Up Squared (SOF) and - * Chromebooks (SST), as well as devices based on the ES8336 codec - */ -#if IS_ENABLED(CONFIG_SND_SOC_INTEL_AVS) - { - .flags = FLAG_SST, - .device = PCI_DEVICE_ID_INTEL_HDA_SKL_LP, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SST | FLAG_SST_ONLY_IF_DMIC, - .device = PCI_DEVICE_ID_INTEL_HDA_SKL_LP, - }, - { - .flags = FLAG_SST, - .device = PCI_DEVICE_ID_INTEL_HDA_KBL_LP, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SST | FLAG_SST_ONLY_IF_DMIC, - .device = PCI_DEVICE_ID_INTEL_HDA_KBL_LP, - }, - { - .flags = FLAG_SST, - .device = PCI_DEVICE_ID_INTEL_HDA_APL, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SST, - .device = PCI_DEVICE_ID_INTEL_HDA_RPL_M, - }, - { - .flags = FLAG_SST, - .device = PCI_DEVICE_ID_INTEL_HDA_FCL, - }, -#endif -#if IS_ENABLED(CONFIG_SND_SOC_SOF_APOLLOLAKE) - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_APL, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Up Squared", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "AAEON"), - DMI_MATCH(DMI_BOARD_NAME, "UP-APL01"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_APL, - .codec_hid = &essx_83x6, - }, -#endif - -/* - * Geminilake uses legacy HDAudio driver except for Google - * Chromebooks and devices based on the ES8336 codec - */ -/* Geminilake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_GEMINILAKE) - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_GML, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_GML, - .codec_hid = &essx_83x6, - }, -#endif - -/* - * CoffeeLake, CannonLake, CometLake, IceLake, TigerLake, AlderLake, - * RaptorLake use legacy HDAudio driver except for Google Chromebooks - * and when DMICs are present. Two cases are required since Coreboot - * does not expose NHLT tables. - * - * When the Chromebook quirk is not present, it's based on information - * that no such device exists. When the quirk is present, it could be - * either based on product information or a placeholder. - */ - -/* Cannonlake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_CANNONLAKE) - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_CNL_LP, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - { - .ident = "UP-WHL", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "AAEON"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_CNL_LP, - .codec_hid = &essx_83x6, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_CNL_LP, - }, -#endif - -/* Coffelake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_COFFEELAKE) - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_CNL_H, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_CNL_H, - }, -#endif - -#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE) -/* Cometlake-LP */ - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_CML_LP, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - { - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), - DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "09C6") - }, - }, - { - /* early version of SKU 09C6 */ - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), - DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0983") - }, - }, - {} - } - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_CML_LP, - .codec_hid = &essx_83x6, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_CML_LP, - }, -/* Cometlake-H */ - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_CML_H, - .dmi_table = (const struct dmi_system_id []) { - { - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), - DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "098F"), - }, - }, - { - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), - DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0990"), - }, - }, - {} - } - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_CML_H, - .codec_hid = &essx_83x6, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_CML_H, - }, -#endif - -/* Icelake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_ICELAKE) - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_ICL_LP, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_ICL_LP, - .codec_hid = &essx_83x6, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_ICL_LP, - }, -#endif - -/* Jasper Lake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_JASPERLAKE) - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_JSL_N, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - { - .ident = "Google firmware", - .matches = { - DMI_MATCH(DMI_BIOS_VERSION, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_JSL_N, - .codec_hid = &essx_83x6, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC, - .device = PCI_DEVICE_ID_INTEL_HDA_JSL_N, - }, -#endif - -/* Tigerlake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_TIGERLAKE) - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_TGL_LP, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - { - .ident = "UPX-TGL", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "AAEON"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_TGL_LP, - .codec_hid = &essx_83x6, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_TGL_LP, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_TGL_H, - }, -#endif - -/* Elkhart Lake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_ELKHARTLAKE) - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC, - .device = PCI_DEVICE_ID_INTEL_HDA_EHL_0, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC, - .device = PCI_DEVICE_ID_INTEL_HDA_EHL_3, - }, -#endif - -/* Alder Lake / Raptor Lake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_ALDERLAKE) - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_ADL_S, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_RPL_S, - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_ADL_P, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_ADL_P, - .codec_hid = &essx_83x6, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_ADL_P, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_ADL_PX, - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_ADL_PS, - .codec_hid = &essx_83x6, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_ADL_PS, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_ADL_M, - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_ADL_N, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_ADL_N, - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_RPL_P_0, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_RPL_P_0, - }, - { - .flags = FLAG_SOF, - .device = PCI_DEVICE_ID_INTEL_HDA_RPL_P_1, - .dmi_table = (const struct dmi_system_id []) { - { - .ident = "Google Chromebooks", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - } - }, - {} - } - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_RPL_P_1, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_RPL_M, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_RPL_PX, - }, -#endif - -/* Meteor Lake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_METEORLAKE) - /* Meteorlake-P */ - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_MTL, - }, - /* ArrowLake-S */ - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_ARL_S, - }, - /* ArrowLake */ - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_ARL, - }, -#endif - -/* Lunar Lake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_LUNARLAKE) - /* Lunarlake-P */ - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_LNL_P, - }, -#endif - - /* Panther Lake, Wildcat Lake */ -#if IS_ENABLED(CONFIG_SND_SOC_SOF_PANTHERLAKE) - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_PTL, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_PTL_H, - }, - { - .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, - .device = PCI_DEVICE_ID_INTEL_HDA_WCL, - }, - -#endif - -}; - -static const struct config_entry *snd_intel_dsp_find_config - (struct pci_dev *pci, const struct config_entry *table, u32 len) -{ - u16 device; - - device = pci->device; - for (; len > 0; len--, table++) { - if (table->device != device) - continue; - if (table->dmi_table && !dmi_check_system(table->dmi_table)) - continue; - if (table->codec_hid) { - int i; - - for (i = 0; i < table->codec_hid->num_codecs; i++) { - struct nhlt_acpi_table *nhlt; - bool ssp_found = false; - - if (!acpi_dev_present(table->codec_hid->codecs[i], NULL, -1)) - continue; - - nhlt = intel_nhlt_init(&pci->dev); - if (!nhlt) { - dev_warn(&pci->dev, "%s: NHLT table not found, skipped HID %s\n", - __func__, table->codec_hid->codecs[i]); - continue; - } - - if (intel_nhlt_has_endpoint_type(nhlt, NHLT_LINK_SSP) && - intel_nhlt_ssp_endpoint_mask(nhlt, NHLT_DEVICE_I2S)) - ssp_found = true; - - intel_nhlt_free(nhlt); - - if (ssp_found) - break; - - dev_warn(&pci->dev, "%s: no valid SSP found for HID %s, skipped\n", - __func__, table->codec_hid->codecs[i]); - } - if (i == table->codec_hid->num_codecs) - continue; - } - return table; - } - return NULL; -} - -static int snd_intel_dsp_check_dmic(struct pci_dev *pci) -{ - int ret = 0; - - acpi_nhlt_get_gbl_table(); - - if (acpi_nhlt_find_endpoint(ACPI_NHLT_LINKTYPE_PDM, -1, -1, -1)) - ret = 1; - - acpi_nhlt_put_gbl_table(); - - return ret; -} - -#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) -static int snd_intel_dsp_check_soundwire(struct pci_dev *pci) -{ - struct sdw_intel_acpi_info info; - acpi_handle handle; - int ret; - - handle = ACPI_HANDLE(&pci->dev); - - ret = sdw_intel_acpi_scan(handle, &info); - if (ret < 0) - return ret; - - return info.link_mask; -} -#else -static int snd_intel_dsp_check_soundwire(struct pci_dev *pci) -{ - return 0; -} -#endif - -int snd_intel_dsp_driver_probe(struct pci_dev *pci) -{ - const struct config_entry *cfg; - - /* Intel vendor only */ - if (pci->vendor != PCI_VENDOR_ID_INTEL) - return SND_INTEL_DSP_DRIVER_ANY; - - /* - * Legacy devices don't have a PCI-based DSP and use HDaudio - * for HDMI/DP support, ignore kernel parameter - */ - switch (pci->device) { - case PCI_DEVICE_ID_INTEL_HDA_BDW: - case PCI_DEVICE_ID_INTEL_HDA_HSW_0: - case PCI_DEVICE_ID_INTEL_HDA_HSW_2: - case PCI_DEVICE_ID_INTEL_HDA_HSW_3: - case PCI_DEVICE_ID_INTEL_HDA_BYT: - case PCI_DEVICE_ID_INTEL_HDA_BSW: - return SND_INTEL_DSP_DRIVER_ANY; - } - - if (dsp_driver > 0 && dsp_driver <= SND_INTEL_DSP_DRIVER_LAST) - return dsp_driver; - - /* - * detect DSP by checking class/subclass/prog-id information - * class=04 subclass 03 prog-if 00: no DSP, use legacy driver - * class=04 subclass 01 prog-if 00: DSP is present - * (and may be required e.g. for DMIC or SSP support) - * class=04 subclass 03 prog-if 80: use DSP or legacy mode - */ - if (pci->class == 0x040300) - return SND_INTEL_DSP_DRIVER_LEGACY; - if (pci->class != 0x040100 && pci->class != 0x040380) { - dev_err(&pci->dev, "Unknown PCI class/subclass/prog-if information (0x%06x) found, selecting HDAudio legacy driver\n", pci->class); - return SND_INTEL_DSP_DRIVER_LEGACY; - } - - dev_dbg(&pci->dev, "DSP detected with PCI class/subclass/prog-if info 0x%06x\n", pci->class); - - /* find the configuration for the specific device */ - cfg = snd_intel_dsp_find_config(pci, config_table, ARRAY_SIZE(config_table)); - if (!cfg) - return SND_INTEL_DSP_DRIVER_ANY; - - if (cfg->flags & FLAG_SOF) { - if (cfg->flags & FLAG_SOF_ONLY_IF_SOUNDWIRE && - snd_intel_dsp_check_soundwire(pci) > 0) { - dev_info_once(&pci->dev, "SoundWire enabled on CannonLake+ platform, using SOF driver\n"); - return SND_INTEL_DSP_DRIVER_SOF; - } - if (cfg->flags & FLAG_SOF_ONLY_IF_DMIC && - snd_intel_dsp_check_dmic(pci)) { - dev_info_once(&pci->dev, "Digital mics found on Skylake+ platform, using SOF driver\n"); - return SND_INTEL_DSP_DRIVER_SOF; - } - if (!(cfg->flags & FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE)) - return SND_INTEL_DSP_DRIVER_SOF; - } - - - if (cfg->flags & FLAG_SST) { - if (cfg->flags & FLAG_SST_ONLY_IF_DMIC) { - if (snd_intel_dsp_check_dmic(pci)) { - dev_info_once(&pci->dev, "Digital mics found on Skylake+ platform, using SST driver\n"); - return SND_INTEL_DSP_DRIVER_SST; - } - } else { - return SND_INTEL_DSP_DRIVER_SST; - } - } - - return SND_INTEL_DSP_DRIVER_LEGACY; -} -EXPORT_SYMBOL_GPL(snd_intel_dsp_driver_probe); - -/* Should we default to SOF or SST for BYT/CHT ? */ -#if IS_ENABLED(CONFIG_SND_INTEL_BYT_PREFER_SOF) || \ - !IS_ENABLED(CONFIG_SND_SST_ATOM_HIFI2_PLATFORM_ACPI) -#define FLAG_SST_OR_SOF_BYT FLAG_SOF -#else -#define FLAG_SST_OR_SOF_BYT FLAG_SST -#endif - -/* - * configuration table - * - the order of similar ACPI ID entries is important! - * - the first successful match will win - */ -static const struct config_entry acpi_config_table[] = { -#if IS_ENABLED(CONFIG_SND_SST_ATOM_HIFI2_PLATFORM_ACPI) || \ - IS_ENABLED(CONFIG_SND_SOC_SOF_BAYTRAIL) -/* BayTrail */ - { - .flags = FLAG_SST_OR_SOF_BYT, - .acpi_hid = "LPE0F28", - }, - { - .flags = FLAG_SST_OR_SOF_BYT, - .acpi_hid = "80860F28", - }, -/* CherryTrail */ - { - .flags = FLAG_SST_OR_SOF_BYT, - .acpi_hid = "808622A8", - }, -#endif -/* Broadwell */ -#if IS_ENABLED(CONFIG_SND_SOC_INTEL_CATPT) - { - .flags = FLAG_SST, - .acpi_hid = "INT3438" - }, -#endif -#if IS_ENABLED(CONFIG_SND_SOC_SOF_BROADWELL) - { - .flags = FLAG_SOF, - .acpi_hid = "INT3438" - }, -#endif -/* Haswell - not supported by SOF but added for consistency */ -#if IS_ENABLED(CONFIG_SND_SOC_INTEL_CATPT) - { - .flags = FLAG_SST, - .acpi_hid = "INT33C8" - }, -#endif -}; - -static const struct config_entry *snd_intel_acpi_dsp_find_config(const u8 acpi_hid[ACPI_ID_LEN], - const struct config_entry *table, - u32 len) -{ - for (; len > 0; len--, table++) { - if (memcmp(table->acpi_hid, acpi_hid, ACPI_ID_LEN)) - continue; - if (table->dmi_table && !dmi_check_system(table->dmi_table)) - continue; - return table; - } - return NULL; -} - -int snd_intel_acpi_dsp_driver_probe(struct device *dev, const u8 acpi_hid[ACPI_ID_LEN]) -{ - const struct config_entry *cfg; - - if (dsp_driver > SND_INTEL_DSP_DRIVER_LEGACY && dsp_driver <= SND_INTEL_DSP_DRIVER_LAST) - return dsp_driver; - - if (dsp_driver == SND_INTEL_DSP_DRIVER_LEGACY) { - dev_warn(dev, "dsp_driver parameter %d not supported, using automatic detection\n", - SND_INTEL_DSP_DRIVER_LEGACY); - } - - /* find the configuration for the specific device */ - cfg = snd_intel_acpi_dsp_find_config(acpi_hid, acpi_config_table, - ARRAY_SIZE(acpi_config_table)); - if (!cfg) - return SND_INTEL_DSP_DRIVER_ANY; - - if (cfg->flags & FLAG_SST) - return SND_INTEL_DSP_DRIVER_SST; - - if (cfg->flags & FLAG_SOF) - return SND_INTEL_DSP_DRIVER_SOF; - - return SND_INTEL_DSP_DRIVER_SST; -} -EXPORT_SYMBOL_GPL(snd_intel_acpi_dsp_driver_probe); - -MODULE_LICENSE("GPL v2"); -MODULE_DESCRIPTION("Intel DSP config driver"); -MODULE_IMPORT_NS("SND_INTEL_SOUNDWIRE_ACPI"); |