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7a9d6bbe8a
Same usual filters, SOF is required for DMIC and/or SoundWire support. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Acked-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20231204212710.185976-4-pierre-louis.bossart@linux.intel.com Signed-off-by: Takashi Iwai <tiwai@suse.de>
778 lines
18 KiB
C
778 lines
18 KiB
C
// SPDX-License-Identifier: GPL-2.0
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// Copyright (c) 2019 Jaroslav Kysela <perex@perex.cz>
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#include <linux/acpi.h>
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#include <linux/bits.h>
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#include <linux/dmi.h>
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#include <linux/module.h>
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#include <linux/pci.h>
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#include <linux/soundwire/sdw.h>
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#include <linux/soundwire/sdw_intel.h>
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#include <sound/core.h>
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#include <sound/intel-dsp-config.h>
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#include <sound/intel-nhlt.h>
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#include <sound/soc-acpi.h>
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static int dsp_driver;
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module_param(dsp_driver, int, 0444);
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MODULE_PARM_DESC(dsp_driver, "Force the DSP driver for Intel DSP (0=auto, 1=legacy, 2=SST, 3=SOF)");
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#define FLAG_SST BIT(0)
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#define FLAG_SOF BIT(1)
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#define FLAG_SST_ONLY_IF_DMIC BIT(15)
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#define FLAG_SOF_ONLY_IF_DMIC BIT(16)
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#define FLAG_SOF_ONLY_IF_SOUNDWIRE BIT(17)
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#define FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE (FLAG_SOF_ONLY_IF_DMIC | \
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FLAG_SOF_ONLY_IF_SOUNDWIRE)
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struct config_entry {
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u32 flags;
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u16 device;
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u8 acpi_hid[ACPI_ID_LEN];
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const struct dmi_system_id *dmi_table;
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const struct snd_soc_acpi_codecs *codec_hid;
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};
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static const struct snd_soc_acpi_codecs __maybe_unused essx_83x6 = {
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.num_codecs = 3,
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.codecs = { "ESSX8316", "ESSX8326", "ESSX8336"},
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};
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/*
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* configuration table
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* - the order of similar PCI ID entries is important!
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* - the first successful match will win
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*/
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static const struct config_entry config_table[] = {
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/* Merrifield */
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_MERRIFIELD)
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_SST_TNG,
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},
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#endif
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/*
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* Apollolake (Broxton-P)
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* the legacy HDAudio driver is used except on Up Squared (SOF) and
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* Chromebooks (SST), as well as devices based on the ES8336 codec
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*/
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_APOLLOLAKE)
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_APL,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Up Squared",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "AAEON"),
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DMI_MATCH(DMI_BOARD_NAME, "UP-APL01"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_APL,
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.codec_hid = &essx_83x6,
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},
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#endif
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#if IS_ENABLED(CONFIG_SND_SOC_INTEL_APL)
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{
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.flags = FLAG_SST,
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.device = PCI_DEVICE_ID_INTEL_HDA_APL,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{}
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}
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},
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#endif
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/*
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* Skylake and Kabylake use legacy HDAudio driver except for Google
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* Chromebooks (SST)
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*/
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/* Sunrise Point-LP */
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#if IS_ENABLED(CONFIG_SND_SOC_INTEL_SKL)
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{
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.flags = FLAG_SST,
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.device = PCI_DEVICE_ID_INTEL_HDA_SKL_LP,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SST | FLAG_SST_ONLY_IF_DMIC,
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.device = PCI_DEVICE_ID_INTEL_HDA_SKL_LP,
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},
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#endif
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/* Kabylake-LP */
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#if IS_ENABLED(CONFIG_SND_SOC_INTEL_KBL)
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{
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.flags = FLAG_SST,
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.device = PCI_DEVICE_ID_INTEL_HDA_KBL_LP,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SST | FLAG_SST_ONLY_IF_DMIC,
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.device = PCI_DEVICE_ID_INTEL_HDA_KBL_LP,
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},
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#endif
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/*
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* Geminilake uses legacy HDAudio driver except for Google
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* Chromebooks and devices based on the ES8336 codec
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*/
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/* Geminilake */
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_GEMINILAKE)
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_GML,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_GML,
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.codec_hid = &essx_83x6,
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},
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#endif
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/*
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* CoffeeLake, CannonLake, CometLake, IceLake, TigerLake, AlderLake,
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* RaptorLake use legacy HDAudio driver except for Google Chromebooks
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* and when DMICs are present. Two cases are required since Coreboot
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* does not expose NHLT tables.
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*
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* When the Chromebook quirk is not present, it's based on information
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* that no such device exists. When the quirk is present, it could be
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* either based on product information or a placeholder.
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*/
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/* Cannonlake */
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_CANNONLAKE)
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_CNL_LP,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{
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.ident = "UP-WHL",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "AAEON"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_CNL_LP,
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.codec_hid = &essx_83x6,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_CNL_LP,
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},
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#endif
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/* Coffelake */
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_COFFEELAKE)
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_CNL_H,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_CNL_H,
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},
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#endif
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE)
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/* Cometlake-LP */
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_CML_LP,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
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DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "09C6")
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},
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},
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{
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/* early version of SKU 09C6 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
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DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0983")
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},
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_CML_LP,
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.codec_hid = &essx_83x6,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_CML_LP,
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},
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/* Cometlake-H */
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_CML_H,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
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DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "098F"),
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},
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
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DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0990"),
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},
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_CML_H,
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.codec_hid = &essx_83x6,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_CML_H,
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},
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#endif
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/* Icelake */
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_ICELAKE)
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_ICL_LP,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_ICL_LP,
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.codec_hid = &essx_83x6,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_ICL_LP,
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},
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#endif
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/* Jasper Lake */
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_JASPERLAKE)
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_JSL_N,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{
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.ident = "Google firmware",
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.matches = {
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DMI_MATCH(DMI_BIOS_VERSION, "Google"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_JSL_N,
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.codec_hid = &essx_83x6,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC,
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.device = PCI_DEVICE_ID_INTEL_HDA_JSL_N,
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},
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#endif
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/* Tigerlake */
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_TIGERLAKE)
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_TGL_LP,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{
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.ident = "UPX-TGL",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "AAEON"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_TGL_LP,
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.codec_hid = &essx_83x6,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_TGL_LP,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_TGL_H,
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},
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#endif
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/* Elkhart Lake */
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_ELKHARTLAKE)
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC,
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.device = PCI_DEVICE_ID_INTEL_HDA_EHL_0,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC,
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.device = PCI_DEVICE_ID_INTEL_HDA_EHL_3,
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},
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#endif
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/* Alder Lake / Raptor Lake */
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_ALDERLAKE)
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_ADL_S,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_RPL_S,
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_ADL_P,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_ADL_P,
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.codec_hid = &essx_83x6,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_ADL_P,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_ADL_PX,
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_ADL_PS,
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.codec_hid = &essx_83x6,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_ADL_PS,
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_ADL_M,
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_ADL_N,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.device = PCI_DEVICE_ID_INTEL_HDA_ADL_N,
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},
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{
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.flags = FLAG_SOF,
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.device = PCI_DEVICE_ID_INTEL_HDA_RPL_P_0,
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.dmi_table = (const struct dmi_system_id []) {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{}
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}
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},
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{
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.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
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.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
|
|
};
|
|
|
|
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++)
|
|
if (acpi_dev_present(table->codec_hid->codecs[i], NULL, -1))
|
|
break;
|
|
if (i == table->codec_hid->num_codecs)
|
|
continue;
|
|
}
|
|
return table;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static int snd_intel_dsp_check_dmic(struct pci_dev *pci)
|
|
{
|
|
struct nhlt_acpi_table *nhlt;
|
|
int ret = 0;
|
|
|
|
nhlt = intel_nhlt_init(&pci->dev);
|
|
if (nhlt) {
|
|
if (intel_nhlt_has_endpoint_type(nhlt, NHLT_LINK_DMIC))
|
|
ret = 1;
|
|
intel_nhlt_free(nhlt);
|
|
}
|
|
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_info(&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(&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(&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(&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 = "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);
|