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7c05b44e1a
Some Jasperlake Chromebooks overwrite the system vendor DMI value to the name of the OEM that manufactured the device. This breaks Chromebook quirk detection as it expects the system vendor to be "Google". Add another quirk detection entry that looks for "Google" in the BIOS version. Cc: stable@vger.kernel.org Signed-off-by: Mark Hasemeyer <markhas@chromium.org> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20231018235944.1860717-1-markhas@chromium.org Signed-off-by: Takashi Iwai <tiwai@suse.de>
768 lines
17 KiB
C
768 lines
17 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,
|
|
},
|
|
#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);
|