Resguardo inicial

linux-7.2.3/sound/soc/sof/intel/Kconfig

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+# SPDX-License-Identifier: GPL-2.0-only
+config SND_SOC_SOF_INTEL_TOPLEVEL
+	bool "SOF support for Intel audio DSPs"
+	depends on X86 || COMPILE_TEST
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+if SND_SOC_SOF_INTEL_TOPLEVEL
+
+config SND_SOC_SOF_INTEL_HIFI_EP_IPC
+	tristate
+	help
+	  This option is not user-selectable but automagically handled by
+	  'select' statements at a higher level.
+
+config SND_SOC_SOF_INTEL_ATOM_HIFI_EP
+	tristate
+	select SND_SOC_SOF_INTEL_COMMON
+	select SND_SOC_SOF_INTEL_HIFI_EP_IPC
+	help
+	  This option is not user-selectable but automagically handled by
+	  'select' statements at a higher level.
+
+config SND_SOC_SOF_INTEL_COMMON
+	tristate
+	select SND_SOC_SOF
+	select SND_SOC_ACPI_INTEL_MATCH
+	select SND_SOC_SOF_XTENSA
+	select SND_SOC_INTEL_MACH
+	select SND_SOC_ACPI if ACPI
+	select SND_INTEL_DSP_CONFIG
+	help
+	  This option is not user-selectable but automagically handled by
+	  'select' statements at a higher level.
+
+if SND_SOC_SOF_ACPI
+
+config SND_SOC_SOF_BAYTRAIL
+	tristate "SOF support for Baytrail, Braswell and Cherrytrail"
+	default SND_SOC_SOF_ACPI
+	select SND_SOC_SOF_IPC3
+	select SND_SOC_SOF_INTEL_COMMON
+	select SND_SOC_SOF_INTEL_ATOM_HIFI_EP
+	select SND_SOC_SOF_ACPI_DEV
+	select IOSF_MBI if X86 && PCI
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Baytrail, Braswell or Cherrytrail processors.
+	  This option can coexist in the same build with the Atom legacy
+	  drivers, currently the default but which will be deprecated
+	  at some point.
+	  Existing firmware/topology binaries and UCM configurations
+	  typically located in the root file system are already
+	  compatible with both SOF or Atom/SST legacy drivers.
+	  This is a recommended option for distributions.
+	  Say Y if you want to enable SOF on Baytrail/Cherrytrail.
+	  If unsure select "N".
+
+config SND_SOC_SOF_BROADWELL
+	tristate "SOF support for Broadwell"
+	default SND_SOC_SOF_ACPI
+	select SND_SOC_SOF_IPC3
+	select SND_SOC_SOF_INTEL_COMMON
+	select SND_SOC_SOF_INTEL_HIFI_EP_IPC
+	select SND_SOC_SOF_ACPI_DEV
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Broadwell processors.
+	  This option can coexist in the same build with the default 'catpt'
+	  driver.
+	  Existing firmware/topology binaries and UCM configurations typically
+	  located in the root file system are already compatible with both SOF
+	  or catpt drivers.
+	  SOF does not fully support Broadwell and has limitations related to
+	  DMA and suspend-resume, this is not a recommended option for
+	  distributions.
+	  Say Y if you want to enable SOF on Broadwell.
+	  If unsure select "N".
+
+endif ## SND_SOC_SOF_ACPI
+
+if SND_SOC_SOF_PCI
+
+config SND_SOC_SOF_MERRIFIELD
+	tristate "SOF support for Tangier/Merrifield"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_PCI_DEV
+	select SND_SOC_SOF_IPC3
+	select SND_SOC_SOF_INTEL_ATOM_HIFI_EP
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Tangier/Merrifield processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_INTEL_SKL
+	tristate
+	select SND_SOC_SOF_HDA_GENERIC
+	select SND_SOC_SOF_IPC4
+
+config SND_SOC_SOF_SKYLAKE
+	tristate "SOF support for SkyLake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_SKL
+	help
+	  This adds support for the Intel(R) platforms using the SkyLake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+	  This is intended only for developers and not a recommend option for distros.
+
+config SND_SOC_SOF_KABYLAKE
+	tristate "SOF support for KabyLake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_SKL
+	help
+	  This adds support for the Intel(R) platforms using the KabyLake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+	  This is intended only for developers and not a recommend option for distros.
+
+config SND_SOC_SOF_INTEL_APL
+	tristate
+	select SND_SOC_SOF_HDA_GENERIC
+	select SND_SOC_SOF_IPC3
+	select SND_SOC_SOF_IPC4
+
+config SND_SOC_SOF_APOLLOLAKE
+	tristate "SOF support for Apollolake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_APL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Apollolake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_GEMINILAKE
+	tristate "SOF support for GeminiLake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_APL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Geminilake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_INTEL_CNL
+	tristate
+	select SND_SOC_SOF_HDA_GENERIC
+	select SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE
+	select SND_SOC_SOF_IPC3
+	select SND_SOC_SOF_IPC4
+
+config SND_SOC_SOF_CANNONLAKE
+	tristate "SOF support for Cannonlake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_CNL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Cannonlake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_COFFEELAKE
+	tristate "SOF support for CoffeeLake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_CNL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Coffeelake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_COMETLAKE
+	tristate "SOF support for CometLake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_CNL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Cometlake processors.
+	  If unsure select "N".
+
+config SND_SOC_SOF_INTEL_ICL
+	tristate
+	select SND_SOC_SOF_HDA_GENERIC
+	select SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE
+	select SND_SOC_SOF_IPC3
+	select SND_SOC_SOF_IPC4
+	select SND_SOC_SOF_INTEL_CNL
+
+config SND_SOC_SOF_ICELAKE
+	tristate "SOF support for Icelake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_ICL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Icelake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_JASPERLAKE
+	tristate "SOF support for JasperLake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_ICL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the JasperLake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_INTEL_TGL
+	tristate
+	select SND_SOC_SOF_HDA_GENERIC
+	select SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE
+	select SND_SOC_SOF_IPC3
+	select SND_SOC_SOF_IPC4
+	select SND_SOC_SOF_INTEL_CNL
+
+config SND_SOC_SOF_TIGERLAKE
+	tristate "SOF support for Tigerlake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_TGL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Tigerlake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_ELKHARTLAKE
+	tristate "SOF support for ElkhartLake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_TGL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the ElkhartLake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_ALDERLAKE
+	tristate "SOF support for Alderlake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_TGL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Alderlake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_INTEL_MTL
+	tristate
+	select SND_SOC_SOF_HDA_GENERIC
+	select SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE
+	select SND_SOC_SOF_IPC4
+
+config SND_SOC_SOF_METEORLAKE
+	tristate "SOF support for Meteorlake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_MTL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Meteorlake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_INTEL_LNL
+	tristate
+	select SND_SOC_SOF_HDA_GENERIC
+	select SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE
+	select SND_SOC_SOF_IPC4
+	select SND_SOC_SOF_INTEL_MTL
+
+config SND_SOC_SOF_LUNARLAKE
+	tristate "SOF support for Lunarlake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_LNL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Lunarlake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_INTEL_PTL
+	tristate
+	select SND_SOC_SOF_HDA_COMMON
+	select SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE
+	select SND_SOC_SOF_IPC4
+	select SND_SOC_SOF_INTEL_LNL
+
+config SND_SOC_SOF_PANTHERLAKE
+	tristate "SOF support for Pantherlake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_PTL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Pantherlake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_INTEL_NVL
+	tristate
+	select SND_SOC_SOF_HDA_COMMON
+	select SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE
+	select SND_SOC_SOF_IPC4
+	select SND_SOC_SOF_INTEL_PTL
+
+config SND_SOC_SOF_NOVALAKE
+	tristate "SOF support for Novalake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_NVL
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Novalake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_HDA_COMMON
+	tristate
+	select SND_HDA_EXT_CORE
+
+config SND_SOC_SOF_HDA_GENERIC
+	tristate
+	select SND_SOC_SOF_HDA_COMMON
+	select SND_SOC_SOF_INTEL_COMMON
+	select SND_SOC_SOF_PCI_DEV
+	select SND_INTEL_DSP_CONFIG
+	select SND_SOC_SOF_HDA_LINK_BASELINE
+	select SND_SOC_SOF_HDA_PROBES
+	select SND_SOC_SDW_UTILS if SND_SOC_SOF_INTEL_SOUNDWIRE !=n
+	select SND_SOC_SOF_HDA_MLINK if SND_SOC_SOF_HDA_LINK
+	select SND_SOF_SOF_HDA_SDW_BPT if SND_SOC_SOF_INTEL_LNL != n && \
+					  SND_SOC_SOF_INTEL_SOUNDWIRE !=n
+	help
+	  This option is not user-selectable but automagically handled by
+	  'select' statements at a higher level.
+
+config SND_SOC_SOF_HDA_MLINK
+	tristate
+	help
+	  This option is not user-selectable but automagically handled by
+	  'select' statements at a higher level.
+
+if SND_SOC_SOF_HDA_GENERIC
+
+config SND_SOC_SOF_HDA_LINK
+	bool "SOF support for HDA Links(HDA/HDMI)"
+	help
+	  This adds support for HDA links(HDA/HDMI) with Sound Open Firmware
+	  for Intel(R) platforms.
+	  Say Y if you want to enable HDA links with SOF.
+	  If unsure select "N".
+
+config SND_SOC_SOF_HDA_AUDIO_CODEC
+	bool "SOF support for HDAudio codecs"
+	depends on SND_SOC_SOF_HDA_LINK
+	select SND_SOC_SOF_PROBE_WORK_QUEUE
+	help
+	  This adds support for HDAudio codecs with Sound Open Firmware
+	  for Intel(R) platforms.
+	  Say Y if you want to enable HDAudio codecs with SOF.
+	  If unsure select "N".
+
+endif ## SND_SOC_SOF_HDA_GENERIC
+
+config SND_SOF_SOF_HDA_SDW_BPT
+	tristate
+	select SND_HDA_EXT_CORE
+	help
+	  This option is not user-selectable but automagically handled by
+	  'select' statements at a higher level.
+
+config SND_SOC_SOF_HDA_LINK_BASELINE
+	tristate
+	select SND_SOC_SOF_HDA if SND_SOC_SOF_HDA_LINK
+	help
+	  This option is not user-selectable but automagically handled by
+	  'select' statements at a higher level.
+
+config SND_SOC_SOF_HDA
+	tristate
+	select SND_HDA_EXT_CORE if SND_SOC_SOF_HDA_LINK
+	select SND_SOC_HDAC_HDA if SND_SOC_SOF_HDA_AUDIO_CODEC
+	help
+	  This option is not user-selectable but automagically handled by
+	  'select' statements at a higher level.
+
+config SND_SOC_SOF_HDA_PROBES
+	tristate
+	select SND_SOC_SOF_DEBUG_PROBES
+	help
+	  The option enables the data probing for Intel(R) Skylake and newer
+	  (HDA) platforms.
+	  This option is not user-selectable but automagically handled by
+	  'select' statements at a higher level.
+
+config SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE
+	tristate
+	select SOUNDWIRE_INTEL if SND_SOC_SOF_INTEL_SOUNDWIRE != n
+	select SND_INTEL_SOUNDWIRE_ACPI if SND_SOC_SOF_INTEL_SOUNDWIRE != n
+
+config SND_SOC_SOF_INTEL_SOUNDWIRE
+	tristate "SOF support for SoundWire"
+	default SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE
+	depends on SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE
+	depends on ACPI && SOUNDWIRE
+	depends on !(SOUNDWIRE=m && SND_SOC_SOF_INTEL_SOUNDWIRE_LINK_BASELINE=y)
+	help
+	  This adds support for SoundWire with Sound Open Firmware
+	  for Intel(R) platforms.
+	  Say Y if you want to enable SoundWire links with SOF.
+	  If unsure select "N".
+
+endif ## SND_SOC_SOF_PCI
+
+endif ## SND_SOC_SOF_INTEL_TOPLEVEL

linux-7.2.3/sound/soc/sof/intel/Makefile

@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+
+snd-sof-acpi-intel-byt-y := byt.o
+snd-sof-acpi-intel-bdw-y := bdw.o
+
+snd-sof-intel-hda-common-y := hda-loader.o hda-stream.o hda-trace.o \
+				 hda-dsp.o hda-ipc.o hda-ctrl.o hda-pcm.o \
+				 hda-dai.o hda-dai-ops.o hda-bus.o \
+				 telemetry.o tracepoints.o
+
+snd-sof-intel-hda-generic-y := hda.o hda-common-ops.o
+
+snd-sof-intel-hda-mlink-y := hda-mlink.o
+
+snd-sof-intel-hda-sdw-bpt-objs := hda-sdw-bpt.o
+
+snd-sof-intel-hda-common-$(CONFIG_SND_SOC_SOF_HDA_PROBES) += hda-probes.o
+
+snd-sof-intel-hda-y := hda-codec.o
+
+snd-sof-intel-atom-y := atom.o
+
+obj-$(CONFIG_SND_SOC_SOF_INTEL_ATOM_HIFI_EP) += snd-sof-intel-atom.o
+obj-$(CONFIG_SND_SOC_SOF_BAYTRAIL) += snd-sof-acpi-intel-byt.o
+obj-$(CONFIG_SND_SOC_SOF_BROADWELL) += snd-sof-acpi-intel-bdw.o
+obj-$(CONFIG_SND_SOC_SOF_HDA_COMMON) += snd-sof-intel-hda-common.o
+obj-$(CONFIG_SND_SOC_SOF_HDA_GENERIC) += snd-sof-intel-hda-generic.o
+obj-$(CONFIG_SND_SOC_SOF_HDA_MLINK) += snd-sof-intel-hda-mlink.o
+obj-$(CONFIG_SND_SOC_SOF_HDA) += snd-sof-intel-hda.o
+
+obj-$(CONFIG_SND_SOF_SOF_HDA_SDW_BPT) += snd-sof-intel-hda-sdw-bpt.o
+
+snd-sof-pci-intel-tng-y := pci-tng.o
+snd-sof-pci-intel-skl-y := pci-skl.o skl.o hda-loader-skl.o
+snd-sof-pci-intel-apl-y := pci-apl.o apl.o
+snd-sof-pci-intel-cnl-y := pci-cnl.o cnl.o
+snd-sof-pci-intel-icl-y := pci-icl.o icl.o
+snd-sof-pci-intel-tgl-y := pci-tgl.o tgl.o
+snd-sof-pci-intel-mtl-y := pci-mtl.o mtl.o
+snd-sof-pci-intel-lnl-y := pci-lnl.o lnl.o
+snd-sof-pci-intel-ptl-y := pci-ptl.o ptl.o
+snd-sof-pci-intel-nvl-y := pci-nvl.o nvl.o
+
+obj-$(CONFIG_SND_SOC_SOF_MERRIFIELD) += snd-sof-pci-intel-tng.o
+obj-$(CONFIG_SND_SOC_SOF_INTEL_SKL) += snd-sof-pci-intel-skl.o
+obj-$(CONFIG_SND_SOC_SOF_INTEL_APL) += snd-sof-pci-intel-apl.o
+obj-$(CONFIG_SND_SOC_SOF_INTEL_CNL) += snd-sof-pci-intel-cnl.o
+obj-$(CONFIG_SND_SOC_SOF_INTEL_ICL) += snd-sof-pci-intel-icl.o
+obj-$(CONFIG_SND_SOC_SOF_INTEL_TGL) += snd-sof-pci-intel-tgl.o
+obj-$(CONFIG_SND_SOC_SOF_INTEL_MTL) += snd-sof-pci-intel-mtl.o
+obj-$(CONFIG_SND_SOC_SOF_INTEL_LNL) += snd-sof-pci-intel-lnl.o
+obj-$(CONFIG_SND_SOC_SOF_INTEL_PTL) += snd-sof-pci-intel-ptl.o
+obj-$(CONFIG_SND_SOC_SOF_INTEL_NVL) += snd-sof-pci-intel-nvl.o

linux-7.2.3/sound/soc/sof/intel/apl.c

@@ -0,0 +1,122 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//	    Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//	    Rander Wang <rander.wang@intel.com>
+//          Keyon Jie <yang.jie@linux.intel.com>
+//
+
+/*
+ * Hardware interface for audio DSP on Apollolake and GeminiLake
+ */
+
+#include <sound/sof/ext_manifest4.h>
+#include "../ipc4-priv.h"
+#include "../sof-priv.h"
+#include "hda.h"
+#include "../sof-audio.h"
+
+static const struct snd_sof_debugfs_map apl_dsp_debugfs[] = {
+	{"hda", HDA_DSP_HDA_BAR, 0, 0x4000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"pp", HDA_DSP_PP_BAR,  0, 0x1000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dsp", HDA_DSP_BAR,  0, 0x10000, SOF_DEBUGFS_ACCESS_ALWAYS},
+};
+
+/* apollolake ops */
+struct snd_sof_dsp_ops sof_apl_ops;
+
+int sof_apl_ops_init(struct snd_sof_dev *sdev)
+{
+	/* common defaults */
+	memcpy(&sof_apl_ops, &sof_hda_common_ops, sizeof(struct snd_sof_dsp_ops));
+
+	/* probe/remove/shutdown */
+	sof_apl_ops.shutdown	= hda_dsp_shutdown;
+
+	if (sdev->pdata->ipc_type == SOF_IPC_TYPE_3) {
+		/* doorbell */
+		sof_apl_ops.irq_thread	= hda_dsp_ipc_irq_thread;
+
+		/* ipc */
+		sof_apl_ops.send_msg	= hda_dsp_ipc_send_msg;
+
+		/* debug */
+		sof_apl_ops.ipc_dump	= hda_ipc_dump;
+
+		sof_apl_ops.set_power_state = hda_dsp_set_power_state_ipc3;
+	}
+
+	if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4) {
+		struct sof_ipc4_fw_data *ipc4_data;
+
+		sdev->private = kzalloc_obj(*ipc4_data);
+		if (!sdev->private)
+			return -ENOMEM;
+
+		ipc4_data = sdev->private;
+		ipc4_data->manifest_fw_hdr_offset = SOF_MAN4_FW_HDR_OFFSET;
+
+		ipc4_data->mtrace_type = SOF_IPC4_MTRACE_INTEL_CAVS_1_5;
+
+		/* External library loading support */
+		ipc4_data->load_library = hda_dsp_ipc4_load_library;
+
+		/* doorbell */
+		sof_apl_ops.irq_thread	= hda_dsp_ipc4_irq_thread;
+
+		/* ipc */
+		sof_apl_ops.send_msg	= hda_dsp_ipc4_send_msg;
+
+		/* debug */
+		sof_apl_ops.ipc_dump	= hda_ipc4_dump;
+
+		sof_apl_ops.set_power_state = hda_dsp_set_power_state_ipc4;
+	}
+
+	/* set DAI driver ops */
+	hda_set_dai_drv_ops(sdev, &sof_apl_ops);
+
+	/* debug */
+	sof_apl_ops.debug_map	= apl_dsp_debugfs;
+	sof_apl_ops.debug_map_count	= ARRAY_SIZE(apl_dsp_debugfs);
+
+	/* firmware run */
+	sof_apl_ops.run = hda_dsp_cl_boot_firmware;
+
+	/* pre/post fw run */
+	sof_apl_ops.post_fw_run = hda_dsp_post_fw_run;
+
+	/* dsp core get/put */
+	sof_apl_ops.core_get = hda_dsp_core_get;
+
+	return 0;
+};
+
+const struct sof_intel_dsp_desc apl_chip_info = {
+	/* Apollolake */
+	.cores_num = 2,
+	.init_core_mask = 1,
+	.host_managed_cores_mask = GENMASK(1, 0),
+	.ipc_req = HDA_DSP_REG_HIPCI,
+	.ipc_req_mask = HDA_DSP_REG_HIPCI_BUSY,
+	.ipc_ack = HDA_DSP_REG_HIPCIE,
+	.ipc_ack_mask = HDA_DSP_REG_HIPCIE_DONE,
+	.ipc_ctl = HDA_DSP_REG_HIPCCTL,
+	.rom_status_reg = HDA_DSP_SRAM_REG_ROM_STATUS,
+	.rom_init_timeout	= 150,
+	.ssp_count = APL_SSP_COUNT,
+	.ssp_base_offset = APL_SSP_BASE_OFFSET,
+	.d0i3_offset = SOF_HDA_VS_D0I3C,
+	.quirks = SOF_INTEL_PROCEN_FMT_QUIRK,
+	.check_ipc_irq	= hda_dsp_check_ipc_irq,
+	.cl_init = cl_dsp_init,
+	.power_down_dsp = hda_power_down_dsp,
+	.disable_interrupts = hda_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_CAVS_1_5_PLUS,
+	.platform = "apl",
+};

linux-7.2.3/sound/soc/sof/intel/atom.c

@@ -0,0 +1,416 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2021 Intel Corporation
+//
+// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//
+
+/*
+ * Hardware interface for audio DSP on Atom devices
+ */
+
+#include <linux/module.h>
+#include <sound/sof.h>
+#include <sound/sof/xtensa.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/intel-dsp-config.h>
+#include "../ops.h"
+#include "shim.h"
+#include "atom.h"
+#include "../sof-acpi-dev.h"
+#include "../sof-audio.h"
+#include "../../intel/common/soc-intel-quirks.h"
+
+static void atom_host_done(struct snd_sof_dev *sdev);
+static void atom_dsp_done(struct snd_sof_dev *sdev);
+
+/*
+ * Debug
+ */
+
+static void atom_get_registers(struct snd_sof_dev *sdev,
+			       struct sof_ipc_dsp_oops_xtensa *xoops,
+			       struct sof_ipc_panic_info *panic_info,
+			       u32 *stack, size_t stack_words)
+{
+	u32 offset = sdev->dsp_oops_offset;
+
+	/* first read regsisters */
+	sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops));
+
+	/* note: variable AR register array is not read */
+
+	/* then get panic info */
+	if (xoops->arch_hdr.totalsize > EXCEPT_MAX_HDR_SIZE) {
+		dev_err(sdev->dev, "invalid header size 0x%x. FW oops is bogus\n",
+			xoops->arch_hdr.totalsize);
+		return;
+	}
+	offset += xoops->arch_hdr.totalsize;
+	sof_mailbox_read(sdev, offset, panic_info, sizeof(*panic_info));
+
+	/* then get the stack */
+	offset += sizeof(*panic_info);
+	sof_mailbox_read(sdev, offset, stack, stack_words * sizeof(u32));
+}
+
+void atom_dump(struct snd_sof_dev *sdev, u32 flags)
+{
+	struct sof_ipc_dsp_oops_xtensa xoops;
+	struct sof_ipc_panic_info panic_info;
+	u32 stack[STACK_DUMP_SIZE];
+	u64 status, panic, imrd, imrx;
+
+	/* now try generic SOF status messages */
+	status = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCD);
+	panic = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCX);
+	atom_get_registers(sdev, &xoops, &panic_info, stack,
+			   STACK_DUMP_SIZE);
+	sof_print_oops_and_stack(sdev, KERN_ERR, status, panic, &xoops,
+				 &panic_info, stack, STACK_DUMP_SIZE);
+
+	/* provide some context for firmware debug */
+	imrx = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IMRX);
+	imrd = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IMRD);
+	dev_err(sdev->dev,
+		"error: ipc host -> DSP: pending %s complete %s raw 0x%llx\n",
+		str_yes_no(panic & SHIM_IPCX_BUSY),
+		str_yes_no(panic & SHIM_IPCX_DONE), panic);
+	dev_err(sdev->dev,
+		"error: mask host: pending %s complete %s raw 0x%llx\n",
+		str_yes_no(imrx & SHIM_IMRX_BUSY),
+		str_yes_no(imrx & SHIM_IMRX_DONE), imrx);
+	dev_err(sdev->dev,
+		"error: ipc DSP -> host: pending %s complete %s raw 0x%llx\n",
+		str_yes_no(status & SHIM_IPCD_BUSY),
+		str_yes_no(status & SHIM_IPCD_DONE), status);
+	dev_err(sdev->dev,
+		"error: mask DSP: pending %s complete %s raw 0x%llx\n",
+		str_yes_no(imrd & SHIM_IMRD_BUSY),
+		str_yes_no(imrd & SHIM_IMRD_DONE), imrd);
+
+}
+EXPORT_SYMBOL_NS(atom_dump, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+/*
+ * IPC Doorbell IRQ handler and thread.
+ */
+
+irqreturn_t atom_irq_handler(int irq, void *context)
+{
+	struct snd_sof_dev *sdev = context;
+	u64 ipcx, ipcd;
+	int ret = IRQ_NONE;
+
+	ipcx = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCX);
+	ipcd = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCD);
+
+	if (ipcx & SHIM_BYT_IPCX_DONE) {
+
+		/* reply message from DSP, Mask Done interrupt first */
+		snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR,
+						   SHIM_IMRX,
+						   SHIM_IMRX_DONE,
+						   SHIM_IMRX_DONE);
+		ret = IRQ_WAKE_THREAD;
+	}
+
+	if (ipcd & SHIM_BYT_IPCD_BUSY) {
+
+		/* new message from DSP, Mask Busy interrupt first */
+		snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR,
+						   SHIM_IMRX,
+						   SHIM_IMRX_BUSY,
+						   SHIM_IMRX_BUSY);
+		ret = IRQ_WAKE_THREAD;
+	}
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(atom_irq_handler, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+irqreturn_t atom_irq_thread(int irq, void *context)
+{
+	struct snd_sof_dev *sdev = context;
+	u64 ipcx, ipcd;
+
+	ipcx = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCX);
+	ipcd = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCD);
+
+	/* reply message from DSP */
+	if (ipcx & SHIM_BYT_IPCX_DONE) {
+		/*
+		 * handle immediate reply from DSP core. If the msg is
+		 * found, set done bit in cmd_done which is called at the
+		 * end of message processing function, else set it here
+		 * because the done bit can't be set in cmd_done function
+		 * which is triggered by msg
+		 */
+		guard(spinlock_irq)(&sdev->ipc_lock);
+		snd_sof_ipc_process_reply(sdev, ipcx);
+		atom_dsp_done(sdev);
+	}
+
+	/* new message from DSP */
+	if (ipcd & SHIM_BYT_IPCD_BUSY) {
+
+		/* Handle messages from DSP Core */
+		if ((ipcd & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) {
+			snd_sof_dsp_panic(sdev, PANIC_OFFSET(ipcd) + MBOX_OFFSET,
+					  true);
+		} else {
+			snd_sof_ipc_msgs_rx(sdev);
+		}
+
+		atom_host_done(sdev);
+	}
+
+	return IRQ_HANDLED;
+}
+EXPORT_SYMBOL_NS(atom_irq_thread, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+int atom_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg)
+{
+	/* unmask and prepare to receive Done interrupt */
+	snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IMRX,
+					   SHIM_IMRX_DONE, 0);
+
+	/* send the message */
+	sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data,
+			  msg->msg_size);
+	snd_sof_dsp_write64(sdev, DSP_BAR, SHIM_IPCX, SHIM_BYT_IPCX_BUSY);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(atom_send_msg, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+int atom_get_mailbox_offset(struct snd_sof_dev *sdev)
+{
+	return MBOX_OFFSET;
+}
+EXPORT_SYMBOL_NS(atom_get_mailbox_offset, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+int atom_get_window_offset(struct snd_sof_dev *sdev, u32 id)
+{
+	return MBOX_OFFSET;
+}
+EXPORT_SYMBOL_NS(atom_get_window_offset, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+static void atom_host_done(struct snd_sof_dev *sdev)
+{
+	/* clear BUSY bit and set DONE bit - accept new messages */
+	snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IPCD,
+					   SHIM_BYT_IPCD_BUSY |
+					   SHIM_BYT_IPCD_DONE,
+					   SHIM_BYT_IPCD_DONE);
+
+	/* unmask and prepare to receive next new message */
+	snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IMRX,
+					   SHIM_IMRX_BUSY, 0);
+}
+
+static void atom_dsp_done(struct snd_sof_dev *sdev)
+{
+	/* clear DONE bit - tell DSP we have completed */
+	snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IPCX,
+					   SHIM_BYT_IPCX_DONE, 0);
+}
+
+/*
+ * DSP control.
+ */
+
+int atom_run(struct snd_sof_dev *sdev)
+{
+	int tries = 10;
+
+	/* release stall and wait to unstall */
+	snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_CSR,
+				  SHIM_BYT_CSR_STALL, 0x0);
+	while (tries--) {
+		if (!(snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_CSR) &
+		      SHIM_BYT_CSR_PWAITMODE))
+			break;
+		msleep(100);
+	}
+	if (tries < 0)
+		return -ENODEV;
+
+	/* return init core mask */
+	return 1;
+}
+EXPORT_SYMBOL_NS(atom_run, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+int atom_reset(struct snd_sof_dev *sdev)
+{
+	/* put DSP into reset, set reset vector and stall */
+	snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_CSR,
+				  SHIM_BYT_CSR_RST | SHIM_BYT_CSR_VECTOR_SEL |
+				  SHIM_BYT_CSR_STALL,
+				  SHIM_BYT_CSR_RST | SHIM_BYT_CSR_VECTOR_SEL |
+				  SHIM_BYT_CSR_STALL);
+
+	usleep_range(10, 15);
+
+	/* take DSP out of reset and keep stalled for FW loading */
+	snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_CSR,
+				  SHIM_BYT_CSR_RST, 0);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(atom_reset, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+static const char *fixup_tplg_name(struct snd_sof_dev *sdev,
+				   const char *sof_tplg_filename,
+				   const char *ssp_str)
+{
+	const char *tplg_filename = NULL;
+	const char *split_ext;
+	char *filename, *tmp;
+
+	filename = kstrdup(sof_tplg_filename, GFP_KERNEL);
+	if (!filename)
+		return NULL;
+
+	/* this assumes a .tplg extension */
+	tmp = filename;
+	split_ext = strsep(&tmp, ".");
+	if (split_ext)
+		tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
+					       "%s-%s.tplg",
+					       split_ext, ssp_str);
+	kfree(filename);
+
+	return tplg_filename;
+}
+
+struct snd_soc_acpi_mach *atom_machine_select(struct snd_sof_dev *sdev)
+{
+	struct snd_sof_pdata *sof_pdata = sdev->pdata;
+	const struct sof_dev_desc *desc = sof_pdata->desc;
+	struct snd_soc_acpi_mach *mach;
+	struct platform_device *pdev;
+	const char *tplg_filename;
+
+	mach = snd_soc_acpi_find_machine(desc->machines);
+	if (!mach) {
+		dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n");
+		return NULL;
+	}
+
+	pdev = to_platform_device(sdev->dev);
+	if (soc_intel_is_byt_cr(pdev)) {
+		dev_dbg(sdev->dev,
+			"BYT-CR detected, SSP0 used instead of SSP2\n");
+
+		tplg_filename = fixup_tplg_name(sdev,
+						mach->sof_tplg_filename,
+						"ssp0");
+	} else {
+		tplg_filename = mach->sof_tplg_filename;
+	}
+
+	if (!tplg_filename) {
+		dev_dbg(sdev->dev,
+			"error: no topology filename\n");
+		return NULL;
+	}
+
+	sof_pdata->tplg_filename = tplg_filename;
+	mach->mach_params.acpi_ipc_irq_index = desc->irqindex_host_ipc;
+
+	return mach;
+}
+EXPORT_SYMBOL_NS(atom_machine_select, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+/* Atom DAIs */
+struct snd_soc_dai_driver atom_dai[] = {
+{
+	.name = "ssp0-port",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "ssp1-port",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "ssp2-port",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	}
+},
+{
+	.name = "ssp3-port",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "ssp4-port",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "ssp5-port",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+};
+EXPORT_SYMBOL_NS(atom_dai, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+void atom_set_mach_params(struct snd_soc_acpi_mach *mach,
+			  struct snd_sof_dev *sdev)
+{
+	struct snd_sof_pdata *pdata = sdev->pdata;
+	const struct sof_dev_desc *desc = pdata->desc;
+	struct snd_soc_acpi_mach_params *mach_params;
+
+	mach_params = &mach->mach_params;
+	mach_params->platform = dev_name(sdev->dev);
+	mach_params->num_dai_drivers = desc->ops->num_drv;
+	mach_params->dai_drivers = desc->ops->drv;
+}
+EXPORT_SYMBOL_NS(atom_set_mach_params, "SND_SOC_SOF_INTEL_ATOM_HIFI_EP");
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for Atom platforms");

linux-7.2.3/sound/soc/sof/intel/atom.h

@@ -0,0 +1,74 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2017-2021 Intel Corporation
+ *
+ * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+ */
+
+#ifndef __SOF_INTEL_ATOM_H
+#define __SOF_INTEL_ATOM_H
+
+/* DSP memories */
+#define IRAM_OFFSET		0x0C0000
+#define IRAM_SIZE		(80 * 1024)
+#define DRAM_OFFSET		0x100000
+#define DRAM_SIZE		(160 * 1024)
+#define SHIM_OFFSET		0x140000
+#define SHIM_SIZE_BYT		0x100
+#define SHIM_SIZE_CHT		0x118
+#define MBOX_OFFSET		0x144000
+#define MBOX_SIZE		0x1000
+#define EXCEPT_OFFSET		0x800
+#define EXCEPT_MAX_HDR_SIZE	0x400
+
+/* DSP peripherals */
+#define DMAC0_OFFSET		0x098000
+#define DMAC1_OFFSET		0x09c000
+#define DMAC2_OFFSET		0x094000
+#define DMAC_SIZE		0x420
+#define SSP0_OFFSET		0x0a0000
+#define SSP1_OFFSET		0x0a1000
+#define SSP2_OFFSET		0x0a2000
+#define SSP3_OFFSET		0x0a4000
+#define SSP4_OFFSET		0x0a5000
+#define SSP5_OFFSET		0x0a6000
+#define SSP_SIZE		0x100
+
+#define STACK_DUMP_SIZE		32
+
+#define PCI_BAR_SIZE		0x200000
+
+#define PANIC_OFFSET(x)	(((x) & GENMASK_ULL(47, 32)) >> 32)
+
+/*
+ * Debug
+ */
+
+#define MBOX_DUMP_SIZE	0x30
+
+/* BARs */
+#define DSP_BAR		0
+#define PCI_BAR		1
+#define IMR_BAR		2
+
+irqreturn_t atom_irq_handler(int irq, void *context);
+irqreturn_t atom_irq_thread(int irq, void *context);
+
+int atom_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg);
+int atom_get_mailbox_offset(struct snd_sof_dev *sdev);
+int atom_get_window_offset(struct snd_sof_dev *sdev, u32 id);
+
+int atom_run(struct snd_sof_dev *sdev);
+int atom_reset(struct snd_sof_dev *sdev);
+void atom_dump(struct snd_sof_dev *sdev, u32 flags);
+
+struct snd_soc_acpi_mach *atom_machine_select(struct snd_sof_dev *sdev);
+void atom_set_mach_params(struct snd_soc_acpi_mach *mach,
+			  struct snd_sof_dev *sdev);
+
+extern struct snd_soc_dai_driver atom_dai[];
+
+#endif

linux-7.2.3/sound/soc/sof/intel/bdw.c

@@ -0,0 +1,693 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//
+
+/*
+ * Hardware interface for audio DSP on Broadwell
+ */
+
+#include <linux/module.h>
+#include <sound/sof.h>
+#include <sound/sof/xtensa.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/intel-dsp-config.h>
+#include "../ops.h"
+#include "shim.h"
+#include "../sof-acpi-dev.h"
+#include "../sof-audio.h"
+
+/* BARs */
+#define BDW_DSP_BAR 0
+#define BDW_PCI_BAR 1
+
+/*
+ * Debug
+ */
+
+/* DSP memories for BDW */
+#define IRAM_OFFSET     0xA0000
+#define BDW_IRAM_SIZE       (10 * 32 * 1024)
+#define DRAM_OFFSET     0x00000
+#define BDW_DRAM_SIZE       (20 * 32 * 1024)
+#define SHIM_OFFSET     0xFB000
+#define SHIM_SIZE       0x100
+#define MBOX_OFFSET     0x9E000
+#define MBOX_SIZE       0x1000
+#define MBOX_DUMP_SIZE 0x30
+#define EXCEPT_OFFSET	0x800
+#define EXCEPT_MAX_HDR_SIZE	0x400
+
+/* DSP peripherals */
+#define DMAC0_OFFSET    0xFE000
+#define DMAC1_OFFSET    0xFF000
+#define DMAC_SIZE       0x420
+#define SSP0_OFFSET     0xFC000
+#define SSP1_OFFSET     0xFD000
+#define SSP_SIZE	0x100
+
+#define BDW_STACK_DUMP_SIZE	32
+
+#define BDW_PANIC_OFFSET(x)	((x) & 0xFFFF)
+
+static const struct snd_sof_debugfs_map bdw_debugfs[] = {
+	{"dmac0", BDW_DSP_BAR, DMAC0_OFFSET, DMAC_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dmac1", BDW_DSP_BAR, DMAC1_OFFSET, DMAC_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp0", BDW_DSP_BAR, SSP0_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp1", BDW_DSP_BAR, SSP1_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"iram", BDW_DSP_BAR, IRAM_OFFSET, BDW_IRAM_SIZE,
+	 SOF_DEBUGFS_ACCESS_D0_ONLY},
+	{"dram", BDW_DSP_BAR, DRAM_OFFSET, BDW_DRAM_SIZE,
+	 SOF_DEBUGFS_ACCESS_D0_ONLY},
+	{"shim", BDW_DSP_BAR, SHIM_OFFSET, SHIM_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+};
+
+static void bdw_host_done(struct snd_sof_dev *sdev);
+static void bdw_dsp_done(struct snd_sof_dev *sdev);
+
+/*
+ * DSP Control.
+ */
+
+static int bdw_run(struct snd_sof_dev *sdev)
+{
+	/* set opportunistic mode on engine 0,1 for all channels */
+	snd_sof_dsp_update_bits(sdev, BDW_DSP_BAR, SHIM_HMDC,
+				SHIM_HMDC_HDDA_E0_ALLCH |
+				SHIM_HMDC_HDDA_E1_ALLCH, 0);
+
+	/* set DSP to RUN */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR, SHIM_CSR,
+					 SHIM_CSR_STALL, 0x0);
+
+	/* return init core mask */
+	return 1;
+}
+
+static int bdw_reset(struct snd_sof_dev *sdev)
+{
+	/* put DSP into reset and stall */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR, SHIM_CSR,
+					 SHIM_CSR_RST | SHIM_CSR_STALL,
+					 SHIM_CSR_RST | SHIM_CSR_STALL);
+
+	/* keep in reset for 10ms */
+	mdelay(10);
+
+	/* take DSP out of reset and keep stalled for FW loading */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR, SHIM_CSR,
+					 SHIM_CSR_RST | SHIM_CSR_STALL,
+					 SHIM_CSR_STALL);
+
+	return 0;
+}
+
+static int bdw_set_dsp_D0(struct snd_sof_dev *sdev)
+{
+	int tries = 10;
+	u32 reg;
+
+	/* Disable core clock gating (VDRTCTL2.DCLCGE = 0) */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_PCI_BAR, PCI_VDRTCTL2,
+					 PCI_VDRTCL2_DCLCGE |
+					 PCI_VDRTCL2_DTCGE, 0);
+
+	/* Disable D3PG (VDRTCTL0.D3PGD = 1) */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_PCI_BAR, PCI_VDRTCTL0,
+					 PCI_VDRTCL0_D3PGD, PCI_VDRTCL0_D3PGD);
+
+	/* Set D0 state */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_PCI_BAR, PCI_PMCS,
+					 PCI_PMCS_PS_MASK, 0);
+
+	/* check that ADSP shim is enabled */
+	while (tries--) {
+		reg = readl(sdev->bar[BDW_PCI_BAR] + PCI_PMCS)
+			& PCI_PMCS_PS_MASK;
+		if (reg == 0)
+			goto finish;
+
+		msleep(20);
+	}
+
+	return -ENODEV;
+
+finish:
+	/*
+	 * select SSP1 19.2MHz base clock, SSP clock 0,
+	 * turn off Low Power Clock
+	 */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR, SHIM_CSR,
+					 SHIM_CSR_S1IOCS | SHIM_CSR_SBCS1 |
+					 SHIM_CSR_LPCS, 0x0);
+
+	/* stall DSP core, set clk to 192/96Mhz */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR,
+					 SHIM_CSR, SHIM_CSR_STALL |
+					 SHIM_CSR_DCS_MASK,
+					 SHIM_CSR_STALL |
+					 SHIM_CSR_DCS(4));
+
+	/* Set 24MHz MCLK, prevent local clock gating, enable SSP0 clock */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR, SHIM_CLKCTL,
+					 SHIM_CLKCTL_MASK |
+					 SHIM_CLKCTL_DCPLCG |
+					 SHIM_CLKCTL_SCOE0,
+					 SHIM_CLKCTL_MASK |
+					 SHIM_CLKCTL_DCPLCG |
+					 SHIM_CLKCTL_SCOE0);
+
+	/* Stall and reset core, set CSR */
+	bdw_reset(sdev);
+
+	/* Enable core clock gating (VDRTCTL2.DCLCGE = 1), delay 50 us */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_PCI_BAR, PCI_VDRTCTL2,
+					 PCI_VDRTCL2_DCLCGE |
+					 PCI_VDRTCL2_DTCGE,
+					 PCI_VDRTCL2_DCLCGE |
+					 PCI_VDRTCL2_DTCGE);
+
+	usleep_range(50, 55);
+
+	/* switch on audio PLL */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_PCI_BAR, PCI_VDRTCTL2,
+					 PCI_VDRTCL2_APLLSE_MASK, 0);
+
+	/*
+	 * set default power gating control, enable power gating control for
+	 * all blocks. that is, can't be accessed, please enable each block
+	 * before accessing.
+	 */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_PCI_BAR, PCI_VDRTCTL0,
+					 0xfffffffC, 0x0);
+
+	/* disable DMA finish function for SSP0 & SSP1 */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR,  SHIM_CSR2,
+					 SHIM_CSR2_SDFD_SSP1,
+					 SHIM_CSR2_SDFD_SSP1);
+
+	/* set on-demond mode on engine 0,1 for all channels */
+	snd_sof_dsp_update_bits(sdev, BDW_DSP_BAR, SHIM_HMDC,
+				SHIM_HMDC_HDDA_E0_ALLCH |
+				SHIM_HMDC_HDDA_E1_ALLCH,
+				SHIM_HMDC_HDDA_E0_ALLCH |
+				SHIM_HMDC_HDDA_E1_ALLCH);
+
+	/* Enable Interrupt from both sides */
+	snd_sof_dsp_update_bits(sdev, BDW_DSP_BAR, SHIM_IMRX,
+				(SHIM_IMRX_BUSY | SHIM_IMRX_DONE), 0x0);
+	snd_sof_dsp_update_bits(sdev, BDW_DSP_BAR, SHIM_IMRD,
+				(SHIM_IMRD_DONE | SHIM_IMRD_BUSY |
+				SHIM_IMRD_SSP0 | SHIM_IMRD_DMAC), 0x0);
+
+	/* clear IPC registers */
+	snd_sof_dsp_write(sdev, BDW_DSP_BAR, SHIM_IPCX, 0x0);
+	snd_sof_dsp_write(sdev, BDW_DSP_BAR, SHIM_IPCD, 0x0);
+	snd_sof_dsp_write(sdev, BDW_DSP_BAR, 0x80, 0x6);
+	snd_sof_dsp_write(sdev, BDW_DSP_BAR, 0xe0, 0x300a);
+
+	return 0;
+}
+
+static void bdw_get_registers(struct snd_sof_dev *sdev,
+			      struct sof_ipc_dsp_oops_xtensa *xoops,
+			      struct sof_ipc_panic_info *panic_info,
+			      u32 *stack, size_t stack_words)
+{
+	u32 offset = sdev->dsp_oops_offset;
+
+	/* first read registers */
+	sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops));
+
+	/* note: variable AR register array is not read */
+
+	/* then get panic info */
+	if (xoops->arch_hdr.totalsize > EXCEPT_MAX_HDR_SIZE) {
+		dev_err(sdev->dev, "invalid header size 0x%x. FW oops is bogus\n",
+			xoops->arch_hdr.totalsize);
+		return;
+	}
+	offset += xoops->arch_hdr.totalsize;
+	sof_mailbox_read(sdev, offset, panic_info, sizeof(*panic_info));
+
+	/* then get the stack */
+	offset += sizeof(*panic_info);
+	sof_mailbox_read(sdev, offset, stack, stack_words * sizeof(u32));
+}
+
+static void bdw_dump(struct snd_sof_dev *sdev, u32 flags)
+{
+	struct sof_ipc_dsp_oops_xtensa xoops;
+	struct sof_ipc_panic_info panic_info;
+	u32 stack[BDW_STACK_DUMP_SIZE];
+	u32 status, panic, imrx, imrd;
+
+	/* now try generic SOF status messages */
+	status = snd_sof_dsp_read(sdev, BDW_DSP_BAR, SHIM_IPCD);
+	panic = snd_sof_dsp_read(sdev, BDW_DSP_BAR, SHIM_IPCX);
+	bdw_get_registers(sdev, &xoops, &panic_info, stack,
+			  BDW_STACK_DUMP_SIZE);
+	sof_print_oops_and_stack(sdev, KERN_ERR, status, panic, &xoops,
+				 &panic_info, stack, BDW_STACK_DUMP_SIZE);
+
+	/* provide some context for firmware debug */
+	imrx = snd_sof_dsp_read(sdev, BDW_DSP_BAR, SHIM_IMRX);
+	imrd = snd_sof_dsp_read(sdev, BDW_DSP_BAR, SHIM_IMRD);
+	dev_err(sdev->dev,
+		"error: ipc host -> DSP: pending %s complete %s raw 0x%8.8x\n",
+		str_yes_no(panic & SHIM_IPCX_BUSY),
+		str_yes_no(panic & SHIM_IPCX_DONE), panic);
+	dev_err(sdev->dev,
+		"error: mask host: pending %s complete %s raw 0x%8.8x\n",
+		str_yes_no(imrx & SHIM_IMRX_BUSY),
+		str_yes_no(imrx & SHIM_IMRX_DONE), imrx);
+	dev_err(sdev->dev,
+		"error: ipc DSP -> host: pending %s complete %s raw 0x%8.8x\n",
+		str_yes_no(status & SHIM_IPCD_BUSY),
+		str_yes_no(status & SHIM_IPCD_DONE), status);
+	dev_err(sdev->dev,
+		"error: mask DSP: pending %s complete %s raw 0x%8.8x\n",
+		str_yes_no(imrd & SHIM_IMRD_BUSY),
+		str_yes_no(imrd & SHIM_IMRD_DONE), imrd);
+}
+
+/*
+ * IPC Doorbell IRQ handler and thread.
+ */
+
+static irqreturn_t bdw_irq_handler(int irq, void *context)
+{
+	struct snd_sof_dev *sdev = context;
+	u32 isr;
+	int ret = IRQ_NONE;
+
+	/* Interrupt arrived, check src */
+	isr = snd_sof_dsp_read(sdev, BDW_DSP_BAR, SHIM_ISRX);
+	if (isr & (SHIM_ISRX_DONE | SHIM_ISRX_BUSY))
+		ret = IRQ_WAKE_THREAD;
+
+	return ret;
+}
+
+static irqreturn_t bdw_irq_thread(int irq, void *context)
+{
+	struct snd_sof_dev *sdev = context;
+	u32 ipcx, ipcd, imrx;
+
+	imrx = snd_sof_dsp_read64(sdev, BDW_DSP_BAR, SHIM_IMRX);
+	ipcx = snd_sof_dsp_read(sdev, BDW_DSP_BAR, SHIM_IPCX);
+
+	/* reply message from DSP */
+	if (ipcx & SHIM_IPCX_DONE &&
+	    !(imrx & SHIM_IMRX_DONE)) {
+		/* Mask Done interrupt before return */
+		snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR,
+						 SHIM_IMRX, SHIM_IMRX_DONE,
+						 SHIM_IMRX_DONE);
+		/*
+		 * handle immediate reply from DSP core. If the msg is
+		 * found, set done bit in cmd_done which is called at the
+		 * end of message processing function, else set it here
+		 * because the done bit can't be set in cmd_done function
+		 * which is triggered by msg
+		 */
+		guard(spinlock_irq)(&sdev->ipc_lock);
+		snd_sof_ipc_process_reply(sdev, ipcx);
+		bdw_dsp_done(sdev);
+	}
+
+	ipcd = snd_sof_dsp_read(sdev, BDW_DSP_BAR, SHIM_IPCD);
+
+	/* new message from DSP */
+	if (ipcd & SHIM_IPCD_BUSY &&
+	    !(imrx & SHIM_IMRX_BUSY)) {
+		/* Mask Busy interrupt before return */
+		snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR,
+						 SHIM_IMRX, SHIM_IMRX_BUSY,
+						 SHIM_IMRX_BUSY);
+
+		/* Handle messages from DSP Core */
+		if ((ipcd & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) {
+			snd_sof_dsp_panic(sdev, BDW_PANIC_OFFSET(ipcx) + MBOX_OFFSET,
+					  true);
+		} else {
+			snd_sof_ipc_msgs_rx(sdev);
+		}
+
+		bdw_host_done(sdev);
+	}
+
+	return IRQ_HANDLED;
+}
+
+/*
+ * IPC Mailbox IO
+ */
+
+static int bdw_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg)
+{
+	/* send the message */
+	sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data,
+			  msg->msg_size);
+	snd_sof_dsp_write(sdev, BDW_DSP_BAR, SHIM_IPCX, SHIM_IPCX_BUSY);
+
+	return 0;
+}
+
+static int bdw_get_mailbox_offset(struct snd_sof_dev *sdev)
+{
+	return MBOX_OFFSET;
+}
+
+static int bdw_get_window_offset(struct snd_sof_dev *sdev, u32 id)
+{
+	return MBOX_OFFSET;
+}
+
+static void bdw_host_done(struct snd_sof_dev *sdev)
+{
+	/* clear BUSY bit and set DONE bit - accept new messages */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR, SHIM_IPCD,
+					 SHIM_IPCD_BUSY | SHIM_IPCD_DONE,
+					 SHIM_IPCD_DONE);
+
+	/* unmask busy interrupt */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR, SHIM_IMRX,
+					 SHIM_IMRX_BUSY, 0);
+}
+
+static void bdw_dsp_done(struct snd_sof_dev *sdev)
+{
+	/* clear DONE bit - tell DSP we have completed */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR, SHIM_IPCX,
+					 SHIM_IPCX_DONE, 0);
+
+	/* unmask Done interrupt */
+	snd_sof_dsp_update_bits_unlocked(sdev, BDW_DSP_BAR, SHIM_IMRX,
+					 SHIM_IMRX_DONE, 0);
+}
+
+/*
+ * Probe and remove.
+ */
+static int bdw_probe(struct snd_sof_dev *sdev)
+{
+	struct snd_sof_pdata *pdata = sdev->pdata;
+	const struct sof_dev_desc *desc = pdata->desc;
+	struct platform_device *pdev = to_platform_device(sdev->dev);
+	const struct sof_intel_dsp_desc *chip;
+	struct resource *mmio;
+	u32 base, size;
+	int ret;
+
+	chip = get_chip_info(sdev->pdata);
+	if (!chip) {
+		dev_err(sdev->dev, "error: no such device supported\n");
+		return -EIO;
+	}
+
+	sdev->num_cores = chip->cores_num;
+
+	/* LPE base */
+	mmio = platform_get_resource(pdev, IORESOURCE_MEM,
+				     desc->resindex_lpe_base);
+	if (mmio) {
+		base = mmio->start;
+		size = resource_size(mmio);
+	} else {
+		dev_err(sdev->dev, "error: failed to get LPE base at idx %d\n",
+			desc->resindex_lpe_base);
+		return -EINVAL;
+	}
+
+	dev_dbg(sdev->dev, "LPE PHY base at 0x%x size 0x%x", base, size);
+	sdev->bar[BDW_DSP_BAR] = devm_ioremap(sdev->dev, base, size);
+	if (!sdev->bar[BDW_DSP_BAR]) {
+		dev_err(sdev->dev,
+			"error: failed to ioremap LPE base 0x%x size 0x%x\n",
+			base, size);
+		return -ENODEV;
+	}
+	dev_dbg(sdev->dev, "LPE VADDR %p\n", sdev->bar[BDW_DSP_BAR]);
+
+	/* TODO: add offsets */
+	sdev->mmio_bar = BDW_DSP_BAR;
+	sdev->mailbox_bar = BDW_DSP_BAR;
+	sdev->dsp_oops_offset = MBOX_OFFSET;
+
+	/* PCI base */
+	mmio = platform_get_resource(pdev, IORESOURCE_MEM,
+				     desc->resindex_pcicfg_base);
+	if (mmio) {
+		base = mmio->start;
+		size = resource_size(mmio);
+	} else {
+		dev_err(sdev->dev, "error: failed to get PCI base at idx %d\n",
+			desc->resindex_pcicfg_base);
+		return -ENODEV;
+	}
+
+	dev_dbg(sdev->dev, "PCI base at 0x%x size 0x%x", base, size);
+	sdev->bar[BDW_PCI_BAR] = devm_ioremap(sdev->dev, base, size);
+	if (!sdev->bar[BDW_PCI_BAR]) {
+		dev_err(sdev->dev,
+			"error: failed to ioremap PCI base 0x%x size 0x%x\n",
+			base, size);
+		return -ENODEV;
+	}
+	dev_dbg(sdev->dev, "PCI VADDR %p\n", sdev->bar[BDW_PCI_BAR]);
+
+	/* register our IRQ */
+	sdev->ipc_irq = platform_get_irq(pdev, desc->irqindex_host_ipc);
+	if (sdev->ipc_irq < 0)
+		return sdev->ipc_irq;
+
+	dev_dbg(sdev->dev, "using IRQ %d\n", sdev->ipc_irq);
+	ret = devm_request_threaded_irq(sdev->dev, sdev->ipc_irq,
+					bdw_irq_handler, bdw_irq_thread,
+					IRQF_SHARED, "AudioDSP", sdev);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: failed to register IRQ %d\n",
+			sdev->ipc_irq);
+		return ret;
+	}
+
+	/* enable the DSP SHIM */
+	ret = bdw_set_dsp_D0(sdev);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: failed to set DSP D0\n");
+		return ret;
+	}
+
+	/* DSP DMA can only access low 31 bits of host memory */
+	ret = dma_coerce_mask_and_coherent(sdev->dev, DMA_BIT_MASK(31));
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: failed to set DMA mask %d\n", ret);
+		return ret;
+	}
+
+	/* set default mailbox offset for FW ready message */
+	sdev->dsp_box.offset = MBOX_OFFSET;
+
+	return ret;
+}
+
+static struct snd_soc_acpi_mach *bdw_machine_select(struct snd_sof_dev *sdev)
+{
+	struct snd_sof_pdata *sof_pdata = sdev->pdata;
+	const struct sof_dev_desc *desc = sof_pdata->desc;
+	struct snd_soc_acpi_mach *mach;
+
+	mach = snd_soc_acpi_find_machine(desc->machines);
+	if (!mach) {
+		dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n");
+		return NULL;
+	}
+
+	sof_pdata->tplg_filename = mach->sof_tplg_filename;
+	mach->mach_params.acpi_ipc_irq_index = desc->irqindex_host_ipc;
+
+	return mach;
+}
+
+static void bdw_set_mach_params(struct snd_soc_acpi_mach *mach,
+				struct snd_sof_dev *sdev)
+{
+	struct snd_sof_pdata *pdata = sdev->pdata;
+	const struct sof_dev_desc *desc = pdata->desc;
+	struct snd_soc_acpi_mach_params *mach_params;
+
+	mach_params = &mach->mach_params;
+	mach_params->platform = dev_name(sdev->dev);
+	mach_params->num_dai_drivers = desc->ops->num_drv;
+	mach_params->dai_drivers = desc->ops->drv;
+}
+
+/* Broadwell DAIs */
+static struct snd_soc_dai_driver bdw_dai[] = {
+{
+	.name = "ssp0-port",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "ssp1-port",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+};
+
+/* broadwell ops */
+static const struct snd_sof_dsp_ops sof_bdw_ops = {
+	/*Device init */
+	.probe          = bdw_probe,
+
+	/* DSP Core Control */
+	.run            = bdw_run,
+	.reset          = bdw_reset,
+
+	/* Register IO uses direct mmio */
+
+	/* Block IO */
+	.block_read	= sof_block_read,
+	.block_write	= sof_block_write,
+
+	/* Mailbox IO */
+	.mailbox_read	= sof_mailbox_read,
+	.mailbox_write	= sof_mailbox_write,
+
+	/* ipc */
+	.send_msg	= bdw_send_msg,
+	.get_mailbox_offset = bdw_get_mailbox_offset,
+	.get_window_offset = bdw_get_window_offset,
+
+	.ipc_msg_data	= sof_ipc_msg_data,
+	.set_stream_data_offset = sof_set_stream_data_offset,
+
+	/* machine driver */
+	.machine_select = bdw_machine_select,
+	.machine_register = sof_machine_register,
+	.machine_unregister = sof_machine_unregister,
+	.set_mach_params = bdw_set_mach_params,
+
+	/* debug */
+	.debug_map  = bdw_debugfs,
+	.debug_map_count    = ARRAY_SIZE(bdw_debugfs),
+	.dbg_dump   = bdw_dump,
+	.debugfs_add_region_item = snd_sof_debugfs_add_region_item_iomem,
+
+	/* stream callbacks */
+	.pcm_open	= sof_stream_pcm_open,
+	.pcm_close	= sof_stream_pcm_close,
+
+	/*Firmware loading */
+	.load_firmware	= snd_sof_load_firmware_memcpy,
+
+	/* DAI drivers */
+	.drv = bdw_dai,
+	.num_drv = ARRAY_SIZE(bdw_dai),
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_BATCH,
+
+	.dsp_arch_ops = &sof_xtensa_arch_ops,
+};
+
+static const struct sof_intel_dsp_desc bdw_chip_info = {
+	.cores_num = 1,
+	.host_managed_cores_mask = 1,
+	.hw_ip_version = SOF_INTEL_BROADWELL,
+};
+
+static const struct sof_dev_desc sof_acpi_broadwell_desc = {
+	.machines = snd_soc_acpi_intel_broadwell_machines,
+	.resindex_lpe_base = 0,
+	.resindex_pcicfg_base = 1,
+	.resindex_imr_base = -1,
+	.irqindex_host_ipc = 0,
+	.chip_info = &bdw_chip_info,
+	.ipc_supported_mask = BIT(SOF_IPC_TYPE_3),
+	.ipc_default = SOF_IPC_TYPE_3,
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-bdw.ri",
+	},
+	.nocodec_tplg_filename = "sof-bdw-nocodec.tplg",
+	.ops = &sof_bdw_ops,
+};
+
+static const struct acpi_device_id sof_broadwell_match[] = {
+	{ "INT3438", (unsigned long)&sof_acpi_broadwell_desc },
+	{ }
+};
+MODULE_DEVICE_TABLE(acpi, sof_broadwell_match);
+
+static int sof_broadwell_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	const struct acpi_device_id *id;
+	const struct sof_dev_desc *desc;
+	int ret;
+
+	id = acpi_match_device(dev->driver->acpi_match_table, dev);
+	if (!id)
+		return -ENODEV;
+
+	ret = snd_intel_acpi_dsp_driver_probe(dev, id->id);
+	if (ret != SND_INTEL_DSP_DRIVER_ANY && ret != SND_INTEL_DSP_DRIVER_SOF) {
+		dev_dbg(dev, "SOF ACPI driver not selected, aborting probe\n");
+		return -ENODEV;
+	}
+
+	desc = (const struct sof_dev_desc *)id->driver_data;
+	return sof_acpi_probe(pdev, desc);
+}
+
+/* acpi_driver definition */
+static struct platform_driver snd_sof_acpi_intel_bdw_driver = {
+	.probe = sof_broadwell_probe,
+	.remove = sof_acpi_remove,
+	.driver = {
+		.name = "sof-audio-acpi-intel-bdw",
+		.pm = pm_ptr(&sof_acpi_pm),
+		.acpi_match_table = sof_broadwell_match,
+	},
+};
+module_platform_driver(snd_sof_acpi_intel_bdw_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for Broadwell platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_XTENSA");
+MODULE_IMPORT_NS("SND_SOC_SOF_ACPI_DEV");

linux-7.2.3/sound/soc/sof/intel/byt.c

@@ -0,0 +1,480 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//
+
+/*
+ * Hardware interface for audio DSP on Baytrail, Braswell and Cherrytrail.
+ */
+
+#include <linux/module.h>
+#include <sound/sof.h>
+#include <sound/sof/xtensa.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/intel-dsp-config.h>
+#include "../ops.h"
+#include "atom.h"
+#include "shim.h"
+#include "../sof-acpi-dev.h"
+#include "../sof-audio.h"
+#include "../../intel/common/soc-intel-quirks.h"
+
+static const struct snd_sof_debugfs_map byt_debugfs[] = {
+	{"dmac0", DSP_BAR, DMAC0_OFFSET, DMAC_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dmac1", DSP_BAR, DMAC1_OFFSET, DMAC_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp0", DSP_BAR, SSP0_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp1", DSP_BAR, SSP1_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp2", DSP_BAR, SSP2_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"iram", DSP_BAR, IRAM_OFFSET, IRAM_SIZE,
+	 SOF_DEBUGFS_ACCESS_D0_ONLY},
+	{"dram", DSP_BAR, DRAM_OFFSET, DRAM_SIZE,
+	 SOF_DEBUGFS_ACCESS_D0_ONLY},
+	{"shim", DSP_BAR, SHIM_OFFSET, SHIM_SIZE_BYT,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+};
+
+static const struct snd_sof_debugfs_map cht_debugfs[] = {
+	{"dmac0", DSP_BAR, DMAC0_OFFSET, DMAC_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dmac1", DSP_BAR, DMAC1_OFFSET, DMAC_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dmac2", DSP_BAR, DMAC2_OFFSET, DMAC_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp0", DSP_BAR, SSP0_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp1", DSP_BAR, SSP1_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp2", DSP_BAR, SSP2_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp3", DSP_BAR, SSP3_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp4", DSP_BAR, SSP4_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp5", DSP_BAR, SSP5_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"iram", DSP_BAR, IRAM_OFFSET, IRAM_SIZE,
+	 SOF_DEBUGFS_ACCESS_D0_ONLY},
+	{"dram", DSP_BAR, DRAM_OFFSET, DRAM_SIZE,
+	 SOF_DEBUGFS_ACCESS_D0_ONLY},
+	{"shim", DSP_BAR, SHIM_OFFSET, SHIM_SIZE_CHT,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+};
+
+static void byt_reset_dsp_disable_int(struct snd_sof_dev *sdev)
+{
+	/* Disable Interrupt from both sides */
+	snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_IMRX, 0x3, 0x3);
+	snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_IMRD, 0x3, 0x3);
+
+	/* Put DSP into reset, set reset vector */
+	snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_CSR,
+				  SHIM_BYT_CSR_RST | SHIM_BYT_CSR_VECTOR_SEL,
+				  SHIM_BYT_CSR_RST | SHIM_BYT_CSR_VECTOR_SEL);
+}
+
+static int byt_suspend(struct snd_sof_dev *sdev, u32 target_state)
+{
+	byt_reset_dsp_disable_int(sdev);
+
+	return 0;
+}
+
+static int byt_resume(struct snd_sof_dev *sdev)
+{
+	/* enable BUSY and disable DONE Interrupt by default */
+	snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_IMRX,
+				  SHIM_IMRX_BUSY | SHIM_IMRX_DONE,
+				  SHIM_IMRX_DONE);
+
+	return 0;
+}
+
+static void byt_remove(struct snd_sof_dev *sdev)
+{
+	byt_reset_dsp_disable_int(sdev);
+}
+
+static int byt_acpi_probe(struct snd_sof_dev *sdev)
+{
+	struct snd_sof_pdata *pdata = sdev->pdata;
+	const struct sof_dev_desc *desc = pdata->desc;
+	struct platform_device *pdev = to_platform_device(sdev->dev);
+	const struct sof_intel_dsp_desc *chip;
+	struct resource *mmio;
+	u32 base, size;
+	int ret;
+
+	chip = get_chip_info(sdev->pdata);
+	if (!chip) {
+		dev_err(sdev->dev, "error: no such device supported\n");
+		return -EIO;
+	}
+
+	sdev->num_cores = chip->cores_num;
+
+	/* DSP DMA can only access low 31 bits of host memory */
+	ret = dma_coerce_mask_and_coherent(sdev->dev, DMA_BIT_MASK(31));
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: failed to set DMA mask %d\n", ret);
+		return ret;
+	}
+
+	/* LPE base */
+	mmio = platform_get_resource(pdev, IORESOURCE_MEM,
+				     desc->resindex_lpe_base);
+	if (mmio) {
+		base = mmio->start;
+		size = resource_size(mmio);
+	} else {
+		dev_err(sdev->dev, "error: failed to get LPE base at idx %d\n",
+			desc->resindex_lpe_base);
+		return -EINVAL;
+	}
+
+	dev_dbg(sdev->dev, "LPE PHY base at 0x%x size 0x%x", base, size);
+	sdev->bar[DSP_BAR] = devm_ioremap(sdev->dev, base, size);
+	if (!sdev->bar[DSP_BAR]) {
+		dev_err(sdev->dev, "error: failed to ioremap LPE base 0x%x size 0x%x\n",
+			base, size);
+		return -ENODEV;
+	}
+	dev_dbg(sdev->dev, "LPE VADDR %p\n", sdev->bar[DSP_BAR]);
+
+	/* TODO: add offsets */
+	sdev->mmio_bar = DSP_BAR;
+	sdev->mailbox_bar = DSP_BAR;
+
+	/* IMR base - optional */
+	if (desc->resindex_imr_base == -1)
+		goto irq;
+
+	mmio = platform_get_resource(pdev, IORESOURCE_MEM,
+				     desc->resindex_imr_base);
+	if (mmio) {
+		base = mmio->start;
+		size = resource_size(mmio);
+	} else {
+		dev_err(sdev->dev, "error: failed to get IMR base at idx %d\n",
+			desc->resindex_imr_base);
+		return -ENODEV;
+	}
+
+	/* some BIOSes don't map IMR */
+	if (base == 0x55aa55aa || base == 0x0) {
+		dev_info(sdev->dev, "IMR not set by BIOS. Ignoring\n");
+		goto irq;
+	}
+
+	dev_dbg(sdev->dev, "IMR base at 0x%x size 0x%x", base, size);
+	sdev->bar[IMR_BAR] = devm_ioremap(sdev->dev, base, size);
+	if (!sdev->bar[IMR_BAR]) {
+		dev_err(sdev->dev, "error: failed to ioremap IMR base 0x%x size 0x%x\n",
+			base, size);
+		return -ENODEV;
+	}
+	dev_dbg(sdev->dev, "IMR VADDR %p\n", sdev->bar[IMR_BAR]);
+
+irq:
+	/* register our IRQ */
+	sdev->ipc_irq = platform_get_irq(pdev, desc->irqindex_host_ipc);
+	if (sdev->ipc_irq < 0)
+		return sdev->ipc_irq;
+
+	dev_dbg(sdev->dev, "using IRQ %d\n", sdev->ipc_irq);
+	ret = devm_request_threaded_irq(sdev->dev, sdev->ipc_irq,
+					atom_irq_handler, atom_irq_thread,
+					IRQF_SHARED, "AudioDSP", sdev);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: failed to register IRQ %d\n",
+			sdev->ipc_irq);
+		return ret;
+	}
+
+	/* enable BUSY and disable DONE Interrupt by default */
+	snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_IMRX,
+				  SHIM_IMRX_BUSY | SHIM_IMRX_DONE,
+				  SHIM_IMRX_DONE);
+
+	/* set default mailbox offset for FW ready message */
+	sdev->dsp_box.offset = MBOX_OFFSET;
+
+	return ret;
+}
+
+/* baytrail ops */
+static const struct snd_sof_dsp_ops sof_byt_ops = {
+	/* device init */
+	.probe		= byt_acpi_probe,
+	.remove		= byt_remove,
+
+	/* DSP core boot / reset */
+	.run		= atom_run,
+	.reset		= atom_reset,
+
+	/* Register IO uses direct mmio */
+
+	/* Block IO */
+	.block_read	= sof_block_read,
+	.block_write	= sof_block_write,
+
+	/* Mailbox IO */
+	.mailbox_read	= sof_mailbox_read,
+	.mailbox_write	= sof_mailbox_write,
+
+	/* doorbell */
+	.irq_handler	= atom_irq_handler,
+	.irq_thread	= atom_irq_thread,
+
+	/* ipc */
+	.send_msg	= atom_send_msg,
+	.get_mailbox_offset = atom_get_mailbox_offset,
+	.get_window_offset = atom_get_window_offset,
+
+	.ipc_msg_data	= sof_ipc_msg_data,
+	.set_stream_data_offset = sof_set_stream_data_offset,
+
+	/* machine driver */
+	.machine_select = atom_machine_select,
+	.machine_register = sof_machine_register,
+	.machine_unregister = sof_machine_unregister,
+	.set_mach_params = atom_set_mach_params,
+
+	/* debug */
+	.debug_map	= byt_debugfs,
+	.debug_map_count	= ARRAY_SIZE(byt_debugfs),
+	.dbg_dump	= atom_dump,
+	.debugfs_add_region_item = snd_sof_debugfs_add_region_item_iomem,
+
+	/* stream callbacks */
+	.pcm_open	= sof_stream_pcm_open,
+	.pcm_close	= sof_stream_pcm_close,
+
+	/*Firmware loading */
+	.load_firmware	= snd_sof_load_firmware_memcpy,
+
+	/* PM */
+	.suspend = byt_suspend,
+	.resume = byt_resume,
+
+	/* DAI drivers */
+	.drv = atom_dai,
+	.num_drv = 3, /* we have only 3 SSPs on byt*/
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_BATCH,
+
+	.dsp_arch_ops = &sof_xtensa_arch_ops,
+};
+
+static const struct sof_intel_dsp_desc byt_chip_info = {
+	.cores_num = 1,
+	.host_managed_cores_mask = 1,
+	.hw_ip_version = SOF_INTEL_BAYTRAIL,
+};
+
+/* cherrytrail and braswell ops */
+static const struct snd_sof_dsp_ops sof_cht_ops = {
+	/* device init */
+	.probe		= byt_acpi_probe,
+	.remove		= byt_remove,
+
+	/* DSP core boot / reset */
+	.run		= atom_run,
+	.reset		= atom_reset,
+
+	/* Register IO uses direct mmio */
+
+	/* Block IO */
+	.block_read	= sof_block_read,
+	.block_write	= sof_block_write,
+
+	/* Mailbox IO */
+	.mailbox_read	= sof_mailbox_read,
+	.mailbox_write	= sof_mailbox_write,
+
+	/* doorbell */
+	.irq_handler	= atom_irq_handler,
+	.irq_thread	= atom_irq_thread,
+
+	/* ipc */
+	.send_msg	= atom_send_msg,
+	.get_mailbox_offset = atom_get_mailbox_offset,
+	.get_window_offset = atom_get_window_offset,
+
+	.ipc_msg_data	= sof_ipc_msg_data,
+	.set_stream_data_offset = sof_set_stream_data_offset,
+
+	/* machine driver */
+	.machine_select = atom_machine_select,
+	.machine_register = sof_machine_register,
+	.machine_unregister = sof_machine_unregister,
+	.set_mach_params = atom_set_mach_params,
+
+	/* debug */
+	.debug_map	= cht_debugfs,
+	.debug_map_count	= ARRAY_SIZE(cht_debugfs),
+	.dbg_dump	= atom_dump,
+	.debugfs_add_region_item = snd_sof_debugfs_add_region_item_iomem,
+
+	/* stream callbacks */
+	.pcm_open	= sof_stream_pcm_open,
+	.pcm_close	= sof_stream_pcm_close,
+
+	/*Firmware loading */
+	.load_firmware	= snd_sof_load_firmware_memcpy,
+
+	/* PM */
+	.suspend = byt_suspend,
+	.resume = byt_resume,
+
+	/* DAI drivers */
+	.drv = atom_dai,
+	/* all 6 SSPs may be available for cherrytrail */
+	.num_drv = 6,
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_BATCH,
+
+	.dsp_arch_ops = &sof_xtensa_arch_ops,
+};
+
+static const struct sof_intel_dsp_desc cht_chip_info = {
+	.cores_num = 1,
+	.host_managed_cores_mask = 1,
+	.hw_ip_version = SOF_INTEL_BAYTRAIL,
+};
+
+/* BYTCR uses different IRQ index */
+static const struct sof_dev_desc sof_acpi_baytrailcr_desc = {
+	.machines = snd_soc_acpi_intel_baytrail_machines,
+	.resindex_lpe_base = 0,
+	.resindex_pcicfg_base = 1,
+	.resindex_imr_base = 2,
+	.irqindex_host_ipc = 0,
+	.chip_info = &byt_chip_info,
+	.ipc_supported_mask = BIT(SOF_IPC_TYPE_3),
+	.ipc_default = SOF_IPC_TYPE_3,
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-byt.ri",
+	},
+	.nocodec_tplg_filename = "sof-byt-nocodec.tplg",
+	.ops = &sof_byt_ops,
+};
+
+static const struct sof_dev_desc sof_acpi_baytrail_desc = {
+	.machines = snd_soc_acpi_intel_baytrail_machines,
+	.resindex_lpe_base = 0,
+	.resindex_pcicfg_base = 1,
+	.resindex_imr_base = 2,
+	.irqindex_host_ipc = 5,
+	.chip_info = &byt_chip_info,
+	.ipc_supported_mask = BIT(SOF_IPC_TYPE_3),
+	.ipc_default = SOF_IPC_TYPE_3,
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-byt.ri",
+	},
+	.nocodec_tplg_filename = "sof-byt-nocodec.tplg",
+	.ops = &sof_byt_ops,
+};
+
+static const struct sof_dev_desc sof_acpi_cherrytrail_desc = {
+	.machines = snd_soc_acpi_intel_cherrytrail_machines,
+	.resindex_lpe_base = 0,
+	.resindex_pcicfg_base = 1,
+	.resindex_imr_base = 2,
+	.irqindex_host_ipc = 5,
+	.chip_info = &cht_chip_info,
+	.ipc_supported_mask = BIT(SOF_IPC_TYPE_3),
+	.ipc_default = SOF_IPC_TYPE_3,
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-cht.ri",
+	},
+	.nocodec_tplg_filename = "sof-cht-nocodec.tplg",
+	.ops = &sof_cht_ops,
+};
+
+static const struct acpi_device_id sof_baytrail_match[] = {
+	{ "80860F28", (unsigned long)&sof_acpi_baytrail_desc },
+	{ "808622A8", (unsigned long)&sof_acpi_cherrytrail_desc },
+	{ }
+};
+MODULE_DEVICE_TABLE(acpi, sof_baytrail_match);
+
+static int sof_baytrail_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	const struct sof_dev_desc *desc;
+	const struct acpi_device_id *id;
+	int ret;
+
+	id = acpi_match_device(dev->driver->acpi_match_table, dev);
+	if (!id)
+		return -ENODEV;
+
+	ret = snd_intel_acpi_dsp_driver_probe(dev, id->id);
+	if (ret != SND_INTEL_DSP_DRIVER_ANY && ret != SND_INTEL_DSP_DRIVER_SOF) {
+		dev_dbg(dev, "SOF ACPI driver not selected, aborting probe\n");
+		return -ENODEV;
+	}
+
+	desc = (const struct sof_dev_desc *)id->driver_data;
+	if (desc == &sof_acpi_baytrail_desc && soc_intel_is_byt_cr(pdev))
+		desc = &sof_acpi_baytrailcr_desc;
+
+	return sof_acpi_probe(pdev, desc);
+}
+
+/* acpi_driver definition */
+static struct platform_driver snd_sof_acpi_intel_byt_driver = {
+	.probe = sof_baytrail_probe,
+	.remove = sof_acpi_remove,
+	.driver = {
+		.name = "sof-audio-acpi-intel-byt",
+		.pm = pm_ptr(&sof_acpi_pm),
+		.acpi_match_table = sof_baytrail_match,
+	},
+};
+module_platform_driver(snd_sof_acpi_intel_byt_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for Baytrail/Cherrytrail");
+MODULE_IMPORT_NS("SND_SOC_SOF_XTENSA");
+MODULE_IMPORT_NS("SND_SOC_SOF_ACPI_DEV");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_ATOM_HIFI_EP");

linux-7.2.3/sound/soc/sof/intel/cnl.c

@@ -0,0 +1,514 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//	    Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//	    Rander Wang <rander.wang@intel.com>
+//          Keyon Jie <yang.jie@linux.intel.com>
+//
+
+/*
+ * Hardware interface for audio DSP on Cannonlake.
+ */
+
+#include <sound/sof/ext_manifest4.h>
+#include <sound/sof/ipc4/header.h>
+#include <trace/events/sof_intel.h>
+#include "../ipc4-priv.h"
+#include "../ops.h"
+#include "hda.h"
+#include "hda-ipc.h"
+#include "../sof-audio.h"
+
+static const struct snd_sof_debugfs_map cnl_dsp_debugfs[] = {
+	{"hda", HDA_DSP_HDA_BAR, 0, 0x4000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"pp", HDA_DSP_PP_BAR,  0, 0x1000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dsp", HDA_DSP_BAR,  0, 0x10000, SOF_DEBUGFS_ACCESS_ALWAYS},
+};
+
+static void cnl_ipc_host_done(struct snd_sof_dev *sdev);
+static void cnl_ipc_dsp_done(struct snd_sof_dev *sdev);
+
+irqreturn_t cnl_ipc4_irq_thread(int irq, void *context)
+{
+	struct sof_ipc4_msg notification_data = {{ 0 }};
+	struct snd_sof_dev *sdev = context;
+	bool ack_received = false;
+	bool ipc_irq = false;
+	u32 hipcida, hipctdr;
+
+	hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDA);
+	hipctdr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDR);
+	if (hipcida & CNL_DSP_REG_HIPCIDA_DONE) {
+		/* DSP received the message */
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+					CNL_DSP_REG_HIPCCTL,
+					CNL_DSP_REG_HIPCCTL_DONE, 0);
+		cnl_ipc_dsp_done(sdev);
+
+		ipc_irq = true;
+		ack_received = true;
+	}
+
+	if (hipctdr & CNL_DSP_REG_HIPCTDR_BUSY) {
+		/* Message from DSP (reply or notification) */
+		u32 hipctdd = snd_sof_dsp_read(sdev, HDA_DSP_BAR,
+					       CNL_DSP_REG_HIPCTDD);
+		u32 primary = hipctdr & CNL_DSP_REG_HIPCTDR_MSG_MASK;
+		u32 extension = hipctdd & CNL_DSP_REG_HIPCTDD_MSG_MASK;
+
+		if (primary & SOF_IPC4_MSG_DIR_MASK) {
+			/* Reply received */
+			if (likely(sdev->fw_state == SOF_FW_BOOT_COMPLETE)) {
+				struct sof_ipc4_msg *data = sdev->ipc->msg.reply_data;
+
+				data->primary = primary;
+				data->extension = extension;
+
+				guard(spinlock_irq)(&sdev->ipc_lock);
+				snd_sof_ipc_get_reply(sdev);
+				cnl_ipc_host_done(sdev);
+				snd_sof_ipc_reply(sdev, data->primary);
+			} else {
+				dev_dbg_ratelimited(sdev->dev,
+						    "IPC reply before FW_READY: %#x|%#x\n",
+						    primary, extension);
+			}
+		} else {
+			/* Notification received */
+			notification_data.primary = primary;
+			notification_data.extension = extension;
+
+			sdev->ipc->msg.rx_data = &notification_data;
+			snd_sof_ipc_msgs_rx(sdev);
+			sdev->ipc->msg.rx_data = NULL;
+
+			/* Let DSP know that we have finished processing the message */
+			cnl_ipc_host_done(sdev);
+		}
+
+		ipc_irq = true;
+	}
+
+	if (!ipc_irq)
+		/* This interrupt is not shared so no need to return IRQ_NONE. */
+		dev_dbg_ratelimited(sdev->dev, "nothing to do in IPC IRQ thread\n");
+
+	if (ack_received) {
+		struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+
+		if (hdev->delayed_ipc_tx_msg)
+			cnl_ipc4_send_msg(sdev, hdev->delayed_ipc_tx_msg);
+	}
+
+	return IRQ_HANDLED;
+}
+EXPORT_SYMBOL_NS(cnl_ipc4_irq_thread, "SND_SOC_SOF_INTEL_CNL");
+
+irqreturn_t cnl_ipc_irq_thread(int irq, void *context)
+{
+	struct snd_sof_dev *sdev = context;
+	u32 hipci;
+	u32 hipcida;
+	u32 hipctdr;
+	u32 hipctdd;
+	u32 msg;
+	u32 msg_ext;
+	bool ipc_irq = false;
+
+	hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDA);
+	hipctdr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDR);
+	hipctdd = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDD);
+	hipci = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDR);
+
+	/* reply message from DSP */
+	if (hipcida & CNL_DSP_REG_HIPCIDA_DONE) {
+		msg_ext = hipci & CNL_DSP_REG_HIPCIDR_MSG_MASK;
+		msg = hipcida & CNL_DSP_REG_HIPCIDA_MSG_MASK;
+
+		trace_sof_intel_ipc_firmware_response(sdev, msg, msg_ext);
+
+		/* mask Done interrupt */
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+					CNL_DSP_REG_HIPCCTL,
+					CNL_DSP_REG_HIPCCTL_DONE, 0);
+
+		if (likely(sdev->fw_state == SOF_FW_BOOT_COMPLETE)) {
+			/* handle immediate reply from DSP core */
+			guard(spinlock_irq)(&sdev->ipc_lock);
+			hda_dsp_ipc_get_reply(sdev);
+			snd_sof_ipc_reply(sdev, msg);
+			cnl_ipc_dsp_done(sdev);
+		} else {
+			dev_dbg_ratelimited(sdev->dev, "IPC reply before FW_READY: %#x\n",
+					    msg);
+		}
+
+		ipc_irq = true;
+	}
+
+	/* new message from DSP */
+	if (hipctdr & CNL_DSP_REG_HIPCTDR_BUSY) {
+		msg = hipctdr & CNL_DSP_REG_HIPCTDR_MSG_MASK;
+		msg_ext = hipctdd & CNL_DSP_REG_HIPCTDD_MSG_MASK;
+
+		trace_sof_intel_ipc_firmware_initiated(sdev, msg, msg_ext);
+
+		/* handle messages from DSP */
+		if ((hipctdr & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) {
+			struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+			bool non_recoverable = true;
+
+			/*
+			 * This is a PANIC message!
+			 *
+			 * If it is arriving during firmware boot and it is not
+			 * the last boot attempt then change the non_recoverable
+			 * to false as the DSP might be able to boot in the next
+			 * iteration(s)
+			 */
+			if (sdev->fw_state == SOF_FW_BOOT_IN_PROGRESS &&
+			    hda->boot_iteration < HDA_FW_BOOT_ATTEMPTS)
+				non_recoverable = false;
+
+			snd_sof_dsp_panic(sdev, HDA_DSP_PANIC_OFFSET(msg_ext),
+					  non_recoverable);
+		} else {
+			snd_sof_ipc_msgs_rx(sdev);
+		}
+
+		cnl_ipc_host_done(sdev);
+
+		ipc_irq = true;
+	}
+
+	if (!ipc_irq) {
+		/*
+		 * This interrupt is not shared so no need to return IRQ_NONE.
+		 */
+		dev_dbg_ratelimited(sdev->dev,
+				    "nothing to do in IPC IRQ thread\n");
+	}
+
+	return IRQ_HANDLED;
+}
+EXPORT_SYMBOL_NS(cnl_ipc_irq_thread, "SND_SOC_SOF_INTEL_CNL");
+
+static void cnl_ipc_host_done(struct snd_sof_dev *sdev)
+{
+	/*
+	 * clear busy interrupt to tell dsp controller this
+	 * interrupt has been accepted, not trigger it again
+	 */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR,
+				       CNL_DSP_REG_HIPCTDR,
+				       CNL_DSP_REG_HIPCTDR_BUSY,
+				       CNL_DSP_REG_HIPCTDR_BUSY);
+	/*
+	 * set done bit to ack dsp the msg has been
+	 * processed and send reply msg to dsp
+	 */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR,
+				       CNL_DSP_REG_HIPCTDA,
+				       CNL_DSP_REG_HIPCTDA_DONE,
+				       CNL_DSP_REG_HIPCTDA_DONE);
+}
+
+static void cnl_ipc_dsp_done(struct snd_sof_dev *sdev)
+{
+	/*
+	 * set DONE bit - tell DSP we have received the reply msg
+	 * from DSP, and processed it, don't send more reply to host
+	 */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR,
+				       CNL_DSP_REG_HIPCIDA,
+				       CNL_DSP_REG_HIPCIDA_DONE,
+				       CNL_DSP_REG_HIPCIDA_DONE);
+
+	/* unmask Done interrupt */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				CNL_DSP_REG_HIPCCTL,
+				CNL_DSP_REG_HIPCCTL_DONE,
+				CNL_DSP_REG_HIPCCTL_DONE);
+}
+
+static bool cnl_compact_ipc_compress(struct snd_sof_ipc_msg *msg,
+				     u32 *dr, u32 *dd)
+{
+	struct sof_ipc_pm_gate *pm_gate = msg->msg_data;
+
+	if (pm_gate->hdr.cmd == (SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_GATE)) {
+		/* send the compact message via the primary register */
+		*dr = HDA_IPC_MSG_COMPACT | HDA_IPC_PM_GATE;
+
+		/* send payload via the extended data register */
+		*dd = pm_gate->flags;
+
+		return true;
+	}
+
+	return false;
+}
+
+int cnl_ipc4_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg)
+{
+	struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+	struct sof_ipc4_msg *msg_data = msg->msg_data;
+
+	if (hda_ipc4_tx_is_busy(sdev)) {
+		hdev->delayed_ipc_tx_msg = msg;
+		return 0;
+	}
+
+	hdev->delayed_ipc_tx_msg = NULL;
+
+	/* send the message via mailbox */
+	if (msg_data->data_size)
+		sof_mailbox_write(sdev, sdev->host_box.offset, msg_data->data_ptr,
+				  msg_data->data_size);
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDD, msg_data->extension);
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDR,
+			  msg_data->primary | CNL_DSP_REG_HIPCIDR_BUSY);
+
+	hda_dsp_ipc4_schedule_d0i3_work(hdev, msg);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(cnl_ipc4_send_msg, "SND_SOC_SOF_INTEL_CNL");
+
+int cnl_ipc_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg)
+{
+	struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+	struct sof_ipc_cmd_hdr *hdr;
+	u32 dr = 0;
+	u32 dd = 0;
+
+	/*
+	 * Currently the only compact IPC supported is the PM_GATE
+	 * IPC which is used for transitioning the DSP between the
+	 * D0I0 and D0I3 states. And these are sent only during the
+	 * set_power_state() op. Therefore, there will never be a case
+	 * that a compact IPC results in the DSP exiting D0I3 without
+	 * the host and FW being in sync.
+	 */
+	if (cnl_compact_ipc_compress(msg, &dr, &dd)) {
+		/* send the message via IPC registers */
+		snd_sof_dsp_write(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDD,
+				  dd);
+		snd_sof_dsp_write(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDR,
+				  CNL_DSP_REG_HIPCIDR_BUSY | dr);
+		return 0;
+	}
+
+	/* send the message via mailbox */
+	sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data,
+			  msg->msg_size);
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDR,
+			  CNL_DSP_REG_HIPCIDR_BUSY);
+
+	hdr = msg->msg_data;
+
+	/*
+	 * Use mod_delayed_work() to schedule the delayed work
+	 * to avoid scheduling multiple workqueue items when
+	 * IPCs are sent at a high-rate. mod_delayed_work()
+	 * modifies the timer if the work is pending.
+	 * Also, a new delayed work should not be queued after the
+	 * CTX_SAVE IPC, which is sent before the DSP enters D3.
+	 */
+	if (hdr->cmd != (SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CTX_SAVE))
+		mod_delayed_work(system_dfl_wq, &hdev->d0i3_work,
+				 msecs_to_jiffies(SOF_HDA_D0I3_WORK_DELAY_MS));
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(cnl_ipc_send_msg, "SND_SOC_SOF_INTEL_CNL");
+
+void cnl_ipc_dump(struct snd_sof_dev *sdev)
+{
+	u32 hipcctl;
+	u32 hipcida;
+	u32 hipctdr;
+
+	hda_ipc_irq_dump(sdev);
+
+	/* read IPC status */
+	hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDA);
+	hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCCTL);
+	hipctdr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDR);
+
+	/* dump the IPC regs */
+	/* TODO: parse the raw msg */
+	dev_err(sdev->dev,
+		"error: host status 0x%8.8x dsp status 0x%8.8x mask 0x%8.8x\n",
+		hipcida, hipctdr, hipcctl);
+}
+EXPORT_SYMBOL_NS(cnl_ipc_dump, "SND_SOC_SOF_INTEL_CNL");
+
+void cnl_ipc4_dump(struct snd_sof_dev *sdev)
+{
+	u32 hipcidr, hipcidd, hipcida, hipctdr, hipctdd, hipctda, hipcctl;
+
+	hda_ipc_irq_dump(sdev);
+
+	hipcidr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDR);
+	hipcidd = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDD);
+	hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDA);
+	hipctdr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDR);
+	hipctdd = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDD);
+	hipctda = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDA);
+	hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCCTL);
+
+	/* dump the IPC regs */
+	/* TODO: parse the raw msg */
+	dev_err(sdev->dev,
+		"Host IPC initiator: %#x|%#x|%#x, target: %#x|%#x|%#x, ctl: %#x\n",
+		hipcidr, hipcidd, hipcida, hipctdr, hipctdd, hipctda, hipcctl);
+}
+EXPORT_SYMBOL_NS(cnl_ipc4_dump, "SND_SOC_SOF_INTEL_CNL");
+
+/* cannonlake ops */
+struct snd_sof_dsp_ops sof_cnl_ops;
+EXPORT_SYMBOL_NS(sof_cnl_ops, "SND_SOC_SOF_INTEL_CNL");
+
+int sof_cnl_ops_init(struct snd_sof_dev *sdev)
+{
+	/* common defaults */
+	memcpy(&sof_cnl_ops, &sof_hda_common_ops, sizeof(struct snd_sof_dsp_ops));
+
+	/* probe/remove/shutdown */
+	sof_cnl_ops.shutdown	= hda_dsp_shutdown;
+
+	/* ipc */
+	if (sdev->pdata->ipc_type == SOF_IPC_TYPE_3) {
+		/* doorbell */
+		sof_cnl_ops.irq_thread	= cnl_ipc_irq_thread;
+
+		/* ipc */
+		sof_cnl_ops.send_msg	= cnl_ipc_send_msg;
+
+		/* debug */
+		sof_cnl_ops.ipc_dump	= cnl_ipc_dump;
+
+		sof_cnl_ops.set_power_state = hda_dsp_set_power_state_ipc3;
+	}
+
+	if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4) {
+		struct sof_ipc4_fw_data *ipc4_data;
+
+		sdev->private = kzalloc_obj(*ipc4_data);
+		if (!sdev->private)
+			return -ENOMEM;
+
+		ipc4_data = sdev->private;
+		ipc4_data->manifest_fw_hdr_offset = SOF_MAN4_FW_HDR_OFFSET;
+
+		ipc4_data->mtrace_type = SOF_IPC4_MTRACE_INTEL_CAVS_1_8;
+
+		/* External library loading support */
+		ipc4_data->load_library = hda_dsp_ipc4_load_library;
+
+		/* doorbell */
+		sof_cnl_ops.irq_thread	= cnl_ipc4_irq_thread;
+
+		/* ipc */
+		sof_cnl_ops.send_msg	= cnl_ipc4_send_msg;
+
+		/* debug */
+		sof_cnl_ops.ipc_dump	= cnl_ipc4_dump;
+
+		sof_cnl_ops.set_power_state = hda_dsp_set_power_state_ipc4;
+	}
+
+	/* set DAI driver ops */
+	hda_set_dai_drv_ops(sdev, &sof_cnl_ops);
+
+	/* debug */
+	sof_cnl_ops.debug_map	= cnl_dsp_debugfs;
+	sof_cnl_ops.debug_map_count	= ARRAY_SIZE(cnl_dsp_debugfs);
+
+	/* pre/post fw run */
+	sof_cnl_ops.post_fw_run = hda_dsp_post_fw_run;
+
+	/* firmware run */
+	sof_cnl_ops.run = hda_dsp_cl_boot_firmware;
+
+	/* dsp core get/put */
+	sof_cnl_ops.core_get = hda_dsp_core_get;
+
+	return 0;
+};
+EXPORT_SYMBOL_NS(sof_cnl_ops_init, "SND_SOC_SOF_INTEL_CNL");
+
+const struct sof_intel_dsp_desc cnl_chip_info = {
+	/* Cannonlake */
+	.cores_num = 4,
+	.init_core_mask = 1,
+	.host_managed_cores_mask = GENMASK(3, 0),
+	.ipc_req = CNL_DSP_REG_HIPCIDR,
+	.ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY,
+	.ipc_ack = CNL_DSP_REG_HIPCIDA,
+	.ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE,
+	.ipc_ctl = CNL_DSP_REG_HIPCCTL,
+	.rom_status_reg = HDA_DSP_SRAM_REG_ROM_STATUS,
+	.rom_init_timeout	= 300,
+	.ssp_count = CNL_SSP_COUNT,
+	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
+	.sdw_shim_base = SDW_SHIM_BASE,
+	.sdw_alh_base = SDW_ALH_BASE,
+	.d0i3_offset = SOF_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_common,
+	.enable_sdw_irq	= hda_common_enable_sdw_irq,
+	.check_sdw_irq	= hda_common_check_sdw_irq,
+	.check_sdw_wakeen_irq = hda_sdw_check_wakeen_irq_common,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq	= hda_dsp_check_ipc_irq,
+	.cl_init = cl_dsp_init,
+	.power_down_dsp = hda_power_down_dsp,
+	.disable_interrupts = hda_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_CAVS_1_8,
+	.platform = "cnl",
+};
+
+/*
+ * JasperLake is technically derived from IceLake, and should be in
+ * described in icl.c. However since JasperLake was designed with
+ * two cores, it cannot support the IceLake-specific power-up sequences
+ * which rely on core3. To simplify, JasperLake uses the CannonLake ops and
+ * is described in cnl.c
+ */
+const struct sof_intel_dsp_desc jsl_chip_info = {
+	/* Jasperlake */
+	.cores_num = 2,
+	.init_core_mask = 1,
+	.host_managed_cores_mask = GENMASK(1, 0),
+	.ipc_req = CNL_DSP_REG_HIPCIDR,
+	.ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY,
+	.ipc_ack = CNL_DSP_REG_HIPCIDA,
+	.ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE,
+	.ipc_ctl = CNL_DSP_REG_HIPCCTL,
+	.rom_status_reg = HDA_DSP_SRAM_REG_ROM_STATUS,
+	.rom_init_timeout	= 300,
+	.ssp_count = ICL_SSP_COUNT,
+	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
+	.sdw_shim_base = SDW_SHIM_BASE,
+	.sdw_alh_base = SDW_ALH_BASE,
+	.d0i3_offset = SOF_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_common,
+	.enable_sdw_irq	= hda_common_enable_sdw_irq,
+	.check_sdw_irq	= hda_common_check_sdw_irq,
+	.check_sdw_wakeen_irq = hda_sdw_check_wakeen_irq_common,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq	= hda_dsp_check_ipc_irq,
+	.cl_init = cl_dsp_init,
+	.power_down_dsp = hda_power_down_dsp,
+	.disable_interrupts = hda_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_CAVS_2_0,
+	.platform = "jsl",
+};
+EXPORT_SYMBOL_NS(jsl_chip_info, "SND_SOC_SOF_INTEL_CNL");

linux-7.2.3/sound/soc/sof/intel/ext_manifest.h

@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2020 Intel Corporation
+ */
+
+/*
+ * Intel extended manifest is a extra place to store Intel cavs specific
+ * metadata about firmware, for example LPRO/HPRO configuration is
+ * Intel cavs specific. This part of output binary is not signed.
+ */
+
+#ifndef __INTEL_CAVS_EXT_MANIFEST_H__
+#define __INTEL_CAVS_EXT_MANIFEST_H__
+
+#include <sound/sof/ext_manifest.h>
+
+/* EXT_MAN_ELEM_PLATFORM_CONFIG_DATA elements identificators */
+enum sof_cavs_config_elem_type {
+	SOF_EXT_MAN_CAVS_CONFIG_EMPTY		= 0,
+	SOF_EXT_MAN_CAVS_CONFIG_CAVS_LPRO	= 1,
+	SOF_EXT_MAN_CAVS_CONFIG_OUTBOX_SIZE	= 2,
+	SOF_EXT_MAN_CAVS_CONFIG_INBOX_SIZE	= 3,
+};
+
+/* EXT_MAN_ELEM_PLATFORM_CONFIG_DATA elements */
+struct sof_ext_man_cavs_config_data {
+	struct sof_ext_man_elem_header hdr;
+
+	struct sof_config_elem elems[];
+} __packed;
+
+#endif /* __INTEL_CAVS_EXT_MANIFEST_H__ */

linux-7.2.3/sound/soc/sof/intel/hda-bus.c

@@ -0,0 +1,112 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Authors: Keyon Jie <yang.jie@linux.intel.com>
+
+#include <linux/io.h>
+#include <sound/hdaudio.h>
+#include <sound/hda_i915.h>
+#include <sound/hda_codec.h>
+#include <sound/hda_register.h>
+#include "../sof-priv.h"
+#include "hda.h"
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
+#include "../../codecs/hdac_hda.h"
+#define sof_hda_ext_ops	snd_soc_hdac_hda_get_ops()
+
+static void update_codec_wake_enable(struct hdac_bus *bus, unsigned int addr, bool link_power)
+{
+	unsigned int mask = snd_hdac_chip_readw(bus, WAKEEN);
+
+	if (link_power)
+		mask &= ~BIT(addr);
+	else
+		mask |= BIT(addr);
+
+	snd_hdac_chip_updatew(bus, WAKEEN, STATESTS_INT_MASK, mask);
+}
+
+static void sof_hda_bus_link_power(struct hdac_device *codec, bool enable)
+{
+	struct hdac_bus *bus = codec->bus;
+	bool oldstate = test_bit(codec->addr, &bus->codec_powered);
+
+	snd_hdac_ext_bus_link_power(codec, enable);
+
+	if (enable == oldstate)
+		return;
+
+	/*
+	 * Both codec driver and controller can hold references to
+	 * display power. To avoid unnecessary power-up/down cycles,
+	 * controller doesn't immediately release its reference.
+	 *
+	 * If the codec driver powers down the link, release
+	 * the controller reference as well.
+	 */
+	if (codec->addr == HDA_IDISP_ADDR && !enable)
+		snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false);
+
+	/* WAKEEN needs to be set for disabled links */
+	update_codec_wake_enable(bus, codec->addr, enable);
+}
+
+static const struct hdac_bus_ops bus_core_ops = {
+	.command = snd_hdac_bus_send_cmd,
+	.get_response = snd_hdac_bus_get_response,
+	.link_power = sof_hda_bus_link_power,
+};
+#endif
+
+/*
+ * This can be used for both with/without hda link support.
+ */
+void sof_hda_bus_init(struct snd_sof_dev *sdev, struct device *dev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
+	const struct sof_intel_dsp_desc *chip = get_chip_info(sdev->pdata);
+
+	snd_hdac_ext_bus_init(bus, dev, &bus_core_ops, sof_hda_ext_ops);
+
+	if (chip && chip->hw_ip_version >= SOF_INTEL_ACE_2_0)
+		bus->use_pio_for_commands = true;
+#else
+	snd_hdac_ext_bus_init(bus, dev, NULL, NULL);
+#endif
+#else
+
+	memset(bus, 0, sizeof(*bus));
+	bus->dev = dev;
+
+	INIT_LIST_HEAD(&bus->stream_list);
+
+	bus->irq = -1;
+
+	/*
+	 * There is only one HDA bus atm. keep the index as 0.
+	 * Need to fix when there are more than one HDA bus.
+	 */
+	bus->idx = 0;
+
+	spin_lock_init(&bus->reg_lock);
+#endif /* CONFIG_SND_SOC_SOF_HDA_LINK */
+}
+EXPORT_SYMBOL_NS(sof_hda_bus_init, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void sof_hda_bus_exit(struct snd_sof_dev *sdev)
+{
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	snd_hdac_ext_bus_exit(bus);
+#endif
+}
+EXPORT_SYMBOL_NS(sof_hda_bus_exit, "SND_SOC_SOF_INTEL_HDA_COMMON");

linux-7.2.3/sound/soc/sof/intel/hda-codec.c

@@ -0,0 +1,457 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Authors: Keyon Jie <yang.jie@linux.intel.com>
+//
+
+#include <linux/module.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/hda_register.h>
+#include <sound/hda_codec.h>
+#include <sound/hda_i915.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "hda.h"
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
+#include "../../codecs/hdac_hda.h"
+
+#define CODEC_PROBE_RETRIES	3
+
+#define IDISP_VID_INTEL	0x80860000
+
+static int hda_codec_mask = -1;
+module_param_named(codec_mask, hda_codec_mask, int, 0444);
+MODULE_PARM_DESC(codec_mask, "SOF HDA codec mask for probing");
+
+/* load the legacy HDA codec driver */
+static int request_codec_module(struct hda_codec *codec)
+{
+#ifdef MODULE
+	char alias[MODULE_NAME_LEN];
+	const char *mod = NULL;
+
+	switch (codec->probe_id) {
+	case HDA_CODEC_ID_GENERIC:
+#if IS_MODULE(CONFIG_SND_HDA_GENERIC)
+		mod = "snd-hda-codec-generic";
+#endif
+		break;
+	default:
+		snd_hdac_codec_modalias(&codec->core, alias, sizeof(alias));
+		mod = alias;
+		break;
+	}
+
+	if (mod) {
+		dev_dbg(&codec->core.dev, "loading codec module: %s\n", mod);
+		request_module(mod);
+	}
+#endif /* MODULE */
+	return device_attach(hda_codec_dev(codec));
+}
+
+static int hda_codec_load_module(struct hda_codec *codec)
+{
+	int ret;
+
+	ret = snd_hdac_device_register(&codec->core);
+	if (ret) {
+		dev_err(&codec->core.dev, "failed to register hdac device\n");
+		put_device(&codec->core.dev);
+		return ret;
+	}
+
+	ret = request_codec_module(codec);
+	if (ret <= 0) {
+		codec->probe_id = HDA_CODEC_ID_GENERIC;
+		ret = request_codec_module(codec);
+	}
+
+	return ret;
+}
+
+/* enable controller wake up event for all codecs with jack connectors */
+void hda_codec_jack_wake_enable(struct snd_sof_dev *sdev, bool enable)
+{
+	struct hda_bus *hbus = sof_to_hbus(sdev);
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	struct hda_codec *codec;
+	unsigned int mask = 0;
+	unsigned int val = 0;
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	if (enable) {
+		list_for_each_codec(codec, hbus) {
+			/* only set WAKEEN when needed for HDaudio codecs */
+			mask |= BIT(codec->core.addr);
+			if (codec->jacktbl.used)
+				val |= BIT(codec->core.addr);
+		}
+	} else {
+		list_for_each_codec(codec, hbus) {
+			/* reset WAKEEN only HDaudio codecs */
+			mask |= BIT(codec->core.addr);
+		}
+	}
+
+	snd_hdac_chip_updatew(bus, WAKEEN, mask & STATESTS_INT_MASK, val);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_jack_wake_enable, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+/* check jack status after resuming from suspend mode */
+void hda_codec_jack_check(struct snd_sof_dev *sdev)
+{
+	struct hda_bus *hbus = sof_to_hbus(sdev);
+	struct hda_codec *codec;
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	list_for_each_codec(codec, hbus)
+		/*
+		 * Wake up all jack-detecting codecs regardless whether an event
+		 * has been recorded in STATESTS
+		 */
+		if (codec->jacktbl.used)
+			pm_request_resume(&codec->core.dev);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_jack_check, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+#if IS_ENABLED(CONFIG_SND_HDA_GENERIC)
+#define is_generic_config(bus) \
+	((bus)->modelname && !strcmp((bus)->modelname, "generic"))
+#else
+#define is_generic_config(x)	0
+#endif
+
+static struct hda_codec *hda_codec_device_init(struct hdac_bus *bus, int addr, int type)
+{
+	struct hda_codec *codec;
+
+	codec = snd_hda_codec_device_init(to_hda_bus(bus), addr, "ehdaudio%dD%d", bus->idx, addr);
+	if (IS_ERR(codec)) {
+		dev_err(bus->dev, "device init failed for hdac device\n");
+		return codec;
+	}
+
+	codec->core.type = type;
+
+	return codec;
+}
+
+/* probe individual codec */
+static int hda_codec_probe(struct snd_sof_dev *sdev, int address)
+{
+	struct hdac_hda_priv *hda_priv;
+	struct hda_bus *hbus = sof_to_hbus(sdev);
+	struct hda_codec *codec;
+	u32 hda_cmd = (address << 28) | (AC_NODE_ROOT << 20) |
+		(AC_VERB_PARAMETERS << 8) | AC_PAR_VENDOR_ID;
+	u32 resp = -1;
+	int ret, retry = 0;
+
+	do {
+		mutex_lock(&hbus->core.cmd_mutex);
+		snd_hdac_bus_send_cmd(&hbus->core, hda_cmd);
+		snd_hdac_bus_get_response(&hbus->core, address, &resp);
+		mutex_unlock(&hbus->core.cmd_mutex);
+	} while (resp == -1 && retry++ < CODEC_PROBE_RETRIES);
+
+	if (resp == -1)
+		return -EIO;
+	dev_dbg(sdev->dev, "HDA codec #%d probed OK: response: %x\n",
+		address, resp);
+
+	hda_priv = devm_kzalloc(sdev->dev, sizeof(*hda_priv), GFP_KERNEL);
+	if (!hda_priv)
+		return -ENOMEM;
+
+	codec = hda_codec_device_init(&hbus->core, address, HDA_DEV_LEGACY);
+	ret = PTR_ERR_OR_ZERO(codec);
+	if (ret < 0)
+		return ret;
+
+	hda_priv->codec = codec;
+	hda_priv->dev_index = address;
+	dev_set_drvdata(&codec->core.dev, hda_priv);
+
+	if ((resp & 0xFFFF0000) == IDISP_VID_INTEL) {
+		if (!hbus->core.audio_component) {
+			dev_dbg(sdev->dev,
+				"iDisp hw present but no driver\n");
+			ret = -ENOENT;
+			goto out;
+		}
+		hda_priv->need_display_power = true;
+	}
+
+	if (is_generic_config(hbus))
+		codec->probe_id = HDA_CODEC_ID_GENERIC;
+	else
+		codec->probe_id = 0;
+
+	ret = hda_codec_load_module(codec);
+	/*
+	 * handle ret==0 (no driver bound) as an error, but pass
+	 * other return codes without modification
+	 */
+	if (ret == 0)
+		ret = -ENOENT;
+
+out:
+	if (ret < 0) {
+		snd_hdac_device_unregister(&codec->core);
+		put_device(&codec->core.dev);
+	}
+
+	return ret;
+}
+
+/* Codec initialization */
+void hda_codec_probe_bus(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	int i, ret;
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* probe codecs in avail slots */
+	for (i = 0; i < HDA_MAX_CODECS; i++) {
+
+		if (!(bus->codec_mask & (1 << i)))
+			continue;
+
+		ret = hda_codec_probe(sdev, i);
+		if (ret < 0) {
+			dev_warn(bus->dev, "codec #%d probe error, ret: %d\n",
+				 i, ret);
+			bus->codec_mask &= ~BIT(i);
+		}
+	}
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_probe_bus, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+void hda_codec_check_for_state_change(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	unsigned int codec_mask;
+
+	codec_mask = snd_hdac_chip_readw(bus, STATESTS);
+	if (codec_mask) {
+		hda_codec_jack_check(sdev);
+		snd_hdac_chip_writew(bus, STATESTS, codec_mask);
+	}
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_check_for_state_change, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+void hda_codec_detect_mask(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* detect codecs */
+	if (!bus->codec_mask) {
+		bus->codec_mask = snd_hdac_chip_readw(bus, STATESTS);
+		dev_dbg(bus->dev, "codec_mask = 0x%lx\n", bus->codec_mask);
+	}
+
+	if (hda_codec_mask != -1) {
+		bus->codec_mask &= hda_codec_mask;
+		dev_dbg(bus->dev, "filtered codec_mask = 0x%lx\n",
+			bus->codec_mask);
+	}
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_detect_mask, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+void hda_codec_init_cmd_io(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* initialize the codec command I/O */
+	snd_hdac_bus_init_cmd_io(bus);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_init_cmd_io, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+void hda_codec_resume_cmd_io(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* set up CORB/RIRB buffers if was on before suspend */
+	if (bus->cmd_dma_state)
+		snd_hdac_bus_init_cmd_io(bus);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_resume_cmd_io, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+void hda_codec_stop_cmd_io(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* initialize the codec command I/O */
+	snd_hdac_bus_stop_cmd_io(bus);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_stop_cmd_io, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+void hda_codec_suspend_cmd_io(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* stop the CORB/RIRB DMA if it is On */
+	if (bus->cmd_dma_state)
+		snd_hdac_bus_stop_cmd_io(bus);
+
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_suspend_cmd_io, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+void hda_codec_rirb_status_clear(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* clear rirb status */
+	snd_hdac_chip_writeb(bus, RIRBSTS, RIRB_INT_MASK);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_rirb_status_clear, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+void hda_codec_set_codec_wakeup(struct snd_sof_dev *sdev, bool status)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	snd_hdac_set_codec_wakeup(bus, status);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_set_codec_wakeup, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+bool hda_codec_check_rirb_status(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	bool active = false;
+	u32 rirb_status;
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return false;
+
+	rirb_status = snd_hdac_chip_readb(bus, RIRBSTS);
+	if (rirb_status & RIRB_INT_MASK) {
+		/*
+		 * Clearing the interrupt status here ensures
+		 * that no interrupt gets masked after the RIRB
+		 * wp is read in snd_hdac_bus_update_rirb.
+		 */
+		snd_hdac_chip_writeb(bus, RIRBSTS,
+				     RIRB_INT_MASK);
+		active = true;
+		if (rirb_status & RIRB_INT_RESPONSE)
+			snd_hdac_bus_update_rirb(bus);
+	}
+	return active;
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_check_rirb_status, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+void hda_codec_device_remove(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* codec removal, invoke bus_device_remove */
+	snd_hdac_ext_bus_device_remove(bus);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_device_remove, "SND_SOC_SOF_HDA_AUDIO_CODEC");
+
+#endif /* CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC */
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC) && IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI)
+
+void hda_codec_i915_display_power(struct snd_sof_dev *sdev, bool enable)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	if (HDA_IDISP_CODEC(bus->codec_mask)) {
+		dev_dbg(bus->dev, "Turning i915 HDAC power %d\n", enable);
+		snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, enable);
+	}
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_i915_display_power, "SND_SOC_SOF_HDA_AUDIO_CODEC_I915");
+
+int hda_codec_i915_init(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	int ret;
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return 0;
+
+	/* i915 exposes a HDA codec for HDMI audio */
+	ret = snd_hdac_i915_init(bus);
+	if (ret < 0)
+		return ret;
+
+	/* codec_mask not yet known, power up for probe */
+	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, true);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_i915_init, "SND_SOC_SOF_HDA_AUDIO_CODEC_I915");
+
+int hda_codec_i915_exit(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return 0;
+
+	if (!bus->audio_component)
+		return 0;
+
+	/* power down unconditionally */
+	snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false);
+
+	return snd_hdac_i915_exit(bus);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_i915_exit, "SND_SOC_SOF_HDA_AUDIO_CODEC_I915");
+
+#endif
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for HDaudio codecs");

linux-7.2.3/sound/soc/sof/intel/hda-common-ops.c

@@ -0,0 +1,108 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2022 Intel Corporation
+//
+
+/*
+ * common ops for SKL+ HDAudio platforms
+ */
+
+#include "../sof-priv.h"
+#include "hda.h"
+#include "../sof-audio.h"
+
+const struct snd_sof_dsp_ops sof_hda_common_ops = {
+	/* probe/remove/shutdown */
+	.probe_early	= hda_dsp_probe_early,
+	.probe		= hda_dsp_probe,
+	.remove		= hda_dsp_remove,
+	.remove_late	= hda_dsp_remove_late,
+
+	/* Register IO uses direct mmio */
+
+	/* Block IO */
+	.block_read	= sof_block_read,
+	.block_write	= sof_block_write,
+
+	/* Mailbox IO */
+	.mailbox_read	= sof_mailbox_read,
+	.mailbox_write	= sof_mailbox_write,
+
+	/* ipc */
+	.get_mailbox_offset = hda_dsp_ipc_get_mailbox_offset,
+	.get_window_offset = hda_dsp_ipc_get_window_offset,
+
+	.ipc_msg_data	= hda_ipc_msg_data,
+	.set_stream_data_offset = hda_set_stream_data_offset,
+
+	/* machine driver */
+	.machine_select = hda_machine_select,
+	.machine_register = sof_machine_register,
+	.machine_unregister = sof_machine_unregister,
+	.set_mach_params = hda_set_mach_params,
+
+	/* debug */
+	.dbg_dump	= hda_dsp_dump,
+	.debugfs_add_region_item = snd_sof_debugfs_add_region_item_iomem,
+
+	/* stream callbacks */
+	.pcm_open	= hda_dsp_pcm_open,
+	.pcm_close	= hda_dsp_pcm_close,
+	.pcm_hw_params	= hda_dsp_pcm_hw_params,
+	.pcm_hw_free	= hda_dsp_stream_hw_free,
+	.pcm_trigger	= hda_dsp_pcm_trigger,
+	.pcm_pointer	= hda_dsp_pcm_pointer,
+	.pcm_ack	= hda_dsp_pcm_ack,
+
+	.get_dai_frame_counter = hda_dsp_get_stream_llp,
+	.get_host_byte_counter = hda_dsp_get_stream_ldp,
+
+	/* firmware loading */
+	.load_firmware = snd_sof_load_firmware_raw,
+
+	/* pre/post fw run */
+	.pre_fw_run = hda_dsp_pre_fw_run,
+
+	/* firmware run */
+	.run = hda_dsp_cl_boot_firmware,
+
+	/* parse platform specific extended manifest */
+	.parse_platform_ext_manifest = hda_dsp_ext_man_get_cavs_config_data,
+
+	/* dsp core get/put */
+
+	/* trace callback */
+	.trace_init = hda_dsp_trace_init,
+	.trace_release = hda_dsp_trace_release,
+	.trace_trigger = hda_dsp_trace_trigger,
+
+	/* client ops */
+	.register_ipc_clients = hda_register_clients,
+	.unregister_ipc_clients = hda_unregister_clients,
+
+	/* DAI drivers */
+	.drv		= skl_dai,
+	.num_drv	= SOF_SKL_NUM_DAIS,
+	.is_chain_dma_supported	= hda_is_chain_dma_supported,
+
+	/* PM */
+	.suspend		= hda_dsp_suspend,
+	.resume			= hda_dsp_resume,
+	.runtime_suspend	= hda_dsp_runtime_suspend,
+	.runtime_resume		= hda_dsp_runtime_resume,
+	.runtime_idle		= hda_dsp_runtime_idle,
+	.set_hw_params_upon_resume = hda_dsp_set_hw_params_upon_resume,
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
+
+	.dsp_arch_ops = &sof_xtensa_arch_ops,
+};
+EXPORT_SYMBOL_NS(sof_hda_common_ops, "SND_SOC_SOF_INTEL_HDA_GENERIC");

linux-7.2.3/sound/soc/sof/intel/hda-ctrl.c

@@ -0,0 +1,338 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//	    Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//	    Rander Wang <rander.wang@intel.com>
+//          Keyon Jie <yang.jie@linux.intel.com>
+//
+
+/*
+ * Hardware interface for generic Intel audio DSP HDA IP
+ */
+
+#include <linux/module.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/hda_register.h>
+#include <sound/hda_component.h>
+#include <sound/hda-mlink.h>
+#include "../ops.h"
+#include "hda.h"
+
+/*
+ * HDA Operations.
+ */
+
+int hda_dsp_ctrl_link_reset(struct snd_sof_dev *sdev, bool reset)
+{
+	unsigned long timeout;
+	u32 gctl = 0;
+	u32 val;
+
+	/* 0 to enter reset and 1 to exit reset */
+	val = reset ? 0 : SOF_HDA_GCTL_RESET;
+
+	/* enter/exit HDA controller reset */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_GCTL,
+				SOF_HDA_GCTL_RESET, val);
+
+	/* wait to enter/exit reset */
+	timeout = jiffies + msecs_to_jiffies(HDA_DSP_CTRL_RESET_TIMEOUT);
+	while (time_before(jiffies, timeout)) {
+		gctl = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_GCTL);
+		if ((gctl & SOF_HDA_GCTL_RESET) == val)
+			return 0;
+		usleep_range(500, 1000);
+	}
+
+	/* enter/exit reset failed */
+	dev_err(sdev->dev, "error: failed to %s HDA controller gctl 0x%x\n",
+		reset ? "reset" : "ready", gctl);
+	return -EIO;
+}
+
+int hda_dsp_ctrl_get_caps(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	u32 cap, offset, feature;
+	int count = 0;
+	int ret;
+
+	/*
+	 * On some devices, one reset cycle is necessary before reading
+	 * capabilities
+	 */
+	ret = hda_dsp_ctrl_link_reset(sdev, true);
+	if (ret < 0)
+		return ret;
+	ret = hda_dsp_ctrl_link_reset(sdev, false);
+	if (ret < 0)
+		return ret;
+
+	offset = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_LLCH);
+
+	do {
+		dev_dbg(sdev->dev, "checking for capabilities at offset 0x%x\n",
+			offset & SOF_HDA_CAP_NEXT_MASK);
+
+		cap = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, offset);
+
+		if (cap == -1) {
+			dev_dbg(bus->dev, "Invalid capability reg read\n");
+			break;
+		}
+
+		feature = (cap & SOF_HDA_CAP_ID_MASK) >> SOF_HDA_CAP_ID_OFF;
+
+		switch (feature) {
+		case SOF_HDA_PP_CAP_ID:
+			dev_dbg(sdev->dev, "found DSP capability at 0x%x\n",
+				offset);
+			bus->ppcap = bus->remap_addr + offset;
+			sdev->bar[HDA_DSP_PP_BAR] = bus->ppcap;
+			break;
+		case SOF_HDA_SPIB_CAP_ID:
+			dev_dbg(sdev->dev, "found SPIB capability at 0x%x\n",
+				offset);
+			bus->spbcap = bus->remap_addr + offset;
+			sdev->bar[HDA_DSP_SPIB_BAR] = bus->spbcap;
+			break;
+		case SOF_HDA_DRSM_CAP_ID:
+			dev_dbg(sdev->dev, "found DRSM capability at 0x%x\n",
+				offset);
+			bus->drsmcap = bus->remap_addr + offset;
+			sdev->bar[HDA_DSP_DRSM_BAR] = bus->drsmcap;
+			break;
+		case SOF_HDA_GTS_CAP_ID:
+			dev_dbg(sdev->dev, "found GTS capability at 0x%x\n",
+				offset);
+			bus->gtscap = bus->remap_addr + offset;
+			break;
+		case SOF_HDA_ML_CAP_ID:
+			dev_dbg(sdev->dev, "found ML capability at 0x%x\n",
+				offset);
+			bus->mlcap = bus->remap_addr + offset;
+			break;
+		default:
+			dev_dbg(sdev->dev, "found capability %d at 0x%x\n",
+				feature, offset);
+			break;
+		}
+
+		offset = cap & SOF_HDA_CAP_NEXT_MASK;
+	} while (count++ <= SOF_HDA_MAX_CAPS && offset);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_dsp_ctrl_get_caps, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_dsp_ctrl_ppcap_enable(struct snd_sof_dev *sdev, bool enable)
+{
+	u32 val = enable ? SOF_HDA_PPCTL_GPROCEN : 0;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL,
+				SOF_HDA_PPCTL_GPROCEN, val);
+}
+EXPORT_SYMBOL_NS(hda_dsp_ctrl_ppcap_enable, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_dsp_ctrl_ppcap_int_enable(struct snd_sof_dev *sdev, bool enable)
+{
+	u32 val	= enable ? SOF_HDA_PPCTL_PIE : 0;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL,
+				SOF_HDA_PPCTL_PIE, val);
+}
+EXPORT_SYMBOL_NS(hda_dsp_ctrl_ppcap_int_enable, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_dsp_ctrl_misc_clock_gating(struct snd_sof_dev *sdev, bool enable)
+{
+	u32 val = enable ? PCI_CGCTL_MISCBDCGE_MASK : 0;
+
+	snd_sof_pci_update_bits(sdev, PCI_CGCTL, PCI_CGCTL_MISCBDCGE_MASK, val);
+}
+
+/*
+ * enable/disable audio dsp clock gating and power gating bits.
+ * This allows the HW to opportunistically power and clock gate
+ * the audio dsp when it is idle
+ */
+int hda_dsp_ctrl_clock_power_gating(struct snd_sof_dev *sdev, bool enable)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	u32 val;
+
+	/* enable/disable audio dsp clock gating */
+	val = enable ? PCI_CGCTL_ADSPDCGE : 0;
+	snd_sof_pci_update_bits(sdev, PCI_CGCTL, PCI_CGCTL_ADSPDCGE, val);
+
+	/* disable the DMI link when requested. But enable only if it wasn't disabled previously */
+	val = enable ? HDA_VS_INTEL_EM2_L1SEN : 0;
+	if (!enable || !hda->l1_disabled)
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, HDA_VS_INTEL_EM2,
+					HDA_VS_INTEL_EM2_L1SEN, val);
+
+	/* enable/disable audio dsp power gating */
+	val = enable ? 0 : PCI_PGCTL_ADSPPGD;
+	snd_sof_pci_update_bits(sdev, PCI_PGCTL, PCI_PGCTL_ADSPPGD, val);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_dsp_ctrl_clock_power_gating, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev, bool detect_codec)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	struct hdac_stream *stream;
+	int sd_offset, ret = 0;
+	u32 gctl;
+
+	if (bus->chip_init)
+		return 0;
+
+	hda_codec_set_codec_wakeup(sdev, true);
+
+	hda_dsp_ctrl_misc_clock_gating(sdev, false);
+
+	/* clear WAKE_STS if not in reset */
+	gctl = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_GCTL);
+	if (gctl & SOF_HDA_GCTL_RESET)
+		snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR,
+				  SOF_HDA_WAKESTS, SOF_HDA_WAKESTS_INT_MASK);
+
+	/* reset HDA controller */
+	ret = hda_dsp_ctrl_link_reset(sdev, true);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: failed to reset HDA controller\n");
+		goto err;
+	}
+
+	usleep_range(500, 1000);
+
+	/* exit HDA controller reset */
+	ret = hda_dsp_ctrl_link_reset(sdev, false);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: failed to exit HDA controller reset\n");
+		goto err;
+	}
+	usleep_range(1000, 1200);
+
+	/* Accept unsolicited responses */
+	snd_hdac_chip_updatel(bus, GCTL, AZX_GCTL_UNSOL, AZX_GCTL_UNSOL);
+
+	if (detect_codec)
+		hda_codec_detect_mask(sdev);
+
+	/* clear stream status */
+	list_for_each_entry(stream, &bus->stream_list, list) {
+		sd_offset = SOF_STREAM_SD_OFFSET(stream);
+		snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR,
+				  sd_offset + SOF_HDA_ADSP_REG_SD_STS,
+				  SOF_HDA_CL_DMA_SD_INT_MASK);
+	}
+
+	/* clear WAKESTS */
+	snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_WAKESTS,
+			  bus->codec_mask);
+
+	hda_codec_rirb_status_clear(sdev);
+
+	/* clear interrupt status register */
+	snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS,
+			  SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_ALL_STREAM);
+
+	hda_codec_init_cmd_io(sdev);
+
+	/* enable CIE and GIE interrupts */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL,
+				SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN,
+				SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN);
+
+	/* program the position buffer */
+	if (bus->use_posbuf && bus->posbuf.addr) {
+		snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_ADSP_DPLBASE,
+				  (u32)bus->posbuf.addr);
+		snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_ADSP_DPUBASE,
+				  upper_32_bits(bus->posbuf.addr));
+	}
+
+	hda_bus_ml_reset_losidv(bus);
+
+	bus->chip_init = true;
+
+err:
+	hda_dsp_ctrl_misc_clock_gating(sdev, true);
+
+	hda_codec_set_codec_wakeup(sdev, false);
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(hda_dsp_ctrl_init_chip, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_dsp_ctrl_stop_chip(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	struct hdac_stream *stream;
+	int sd_offset;
+
+	if (!bus->chip_init)
+		return;
+
+	/* disable interrupts in stream descriptor */
+	list_for_each_entry(stream, &bus->stream_list, list) {
+		sd_offset = SOF_STREAM_SD_OFFSET(stream);
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR,
+					sd_offset +
+					SOF_HDA_ADSP_REG_SD_CTL,
+					SOF_HDA_CL_DMA_SD_INT_MASK,
+					0);
+	}
+
+	/* disable SIE for all streams */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL,
+				SOF_HDA_INT_ALL_STREAM,	0);
+
+	/* disable controller CIE and GIE */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL,
+				SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN,
+				0);
+
+	/* clear stream status */
+	list_for_each_entry(stream, &bus->stream_list, list) {
+		sd_offset = SOF_STREAM_SD_OFFSET(stream);
+		snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR,
+				  sd_offset + SOF_HDA_ADSP_REG_SD_STS,
+				  SOF_HDA_CL_DMA_SD_INT_MASK);
+	}
+
+	/* clear WAKESTS */
+	snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_WAKESTS,
+			  SOF_HDA_WAKESTS_INT_MASK);
+
+	hda_codec_rirb_status_clear(sdev);
+
+	/* clear interrupt status register */
+	snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS,
+			  SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_ALL_STREAM);
+
+	hda_codec_stop_cmd_io(sdev);
+
+	/* disable position buffer */
+	if (bus->use_posbuf && bus->posbuf.addr) {
+		snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR,
+				  SOF_HDA_ADSP_DPLBASE, 0);
+		snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR,
+				  SOF_HDA_ADSP_DPUBASE, 0);
+	}
+
+	bus->chip_init = false;
+}
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF helpers for HDaudio platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_HDA_MLINK");
+MODULE_IMPORT_NS("SND_SOC_SOF_HDA_AUDIO_CODEC");
+MODULE_IMPORT_NS("SND_SOC_SOF_HDA_AUDIO_CODEC_I915");

linux-7.2.3/sound/soc/sof/intel/hda-dai-ops.c

@@ -0,0 +1,661 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2022 Intel Corporation
+
+#include <sound/pcm_params.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/hda_register.h>
+#include <sound/hda-mlink.h>
+#include <sound/sof/ipc4/header.h>
+#include <uapi/sound/sof/header.h>
+#include "../ipc4-priv.h"
+#include "../ipc4-topology.h"
+#include "../sof-priv.h"
+#include "../sof-audio.h"
+#include "hda.h"
+
+/* These ops are only applicable for the HDA DAI's in their current form */
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
+/*
+ * This function checks if the host dma channel corresponding
+ * to the link DMA stream_tag argument is assigned to one
+ * of the FEs connected to the BE DAI.
+ */
+static bool hda_check_fes(struct snd_soc_pcm_runtime *rtd,
+			  int dir, int stream_tag)
+{
+	struct snd_pcm_substream *fe_substream;
+	struct hdac_stream *fe_hstream;
+	struct snd_soc_dpcm *dpcm;
+
+	for_each_dpcm_fe(rtd, dir, dpcm) {
+		fe_substream = snd_soc_dpcm_get_substream(dpcm->fe, dir);
+		fe_hstream = fe_substream->runtime->private_data;
+		if (fe_hstream->stream_tag == stream_tag)
+			return true;
+	}
+
+	return false;
+}
+
+static struct hdac_ext_stream *
+hda_link_stream_assign(struct hdac_bus *bus, struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	struct sof_intel_hda_stream *hda_stream;
+	const struct sof_intel_dsp_desc *chip;
+	struct snd_sof_dev *sdev;
+	struct hdac_ext_stream *res = NULL;
+	struct hdac_stream *hstream = NULL;
+
+	int stream_dir = substream->stream;
+
+	if (!bus->ppcap) {
+		dev_err(bus->dev, "stream type not supported\n");
+		return NULL;
+	}
+
+	guard(spinlock_irq)(&bus->reg_lock);
+	list_for_each_entry(hstream, &bus->stream_list, list) {
+		struct hdac_ext_stream *hext_stream =
+			stream_to_hdac_ext_stream(hstream);
+		if (hstream->direction != substream->stream)
+			continue;
+
+		hda_stream = hstream_to_sof_hda_stream(hext_stream);
+		sdev = hda_stream->sdev;
+		chip = get_chip_info(sdev->pdata);
+
+		/* check if link is available */
+		if (!hext_stream->link_locked) {
+			/*
+			 * choose the first available link for platforms that do not have the
+			 * PROCEN_FMT_QUIRK set.
+			 */
+			if (!(chip->quirks & SOF_INTEL_PROCEN_FMT_QUIRK)) {
+				res = hext_stream;
+				break;
+			}
+
+			if (hstream->opened) {
+				/*
+				 * check if the stream tag matches the stream
+				 * tag of one of the connected FEs
+				 */
+				if (hda_check_fes(rtd, stream_dir,
+						  hstream->stream_tag)) {
+					res = hext_stream;
+					break;
+				}
+			} else {
+				res = hext_stream;
+
+				/*
+				 * This must be a hostless stream.
+				 * So reserve the host DMA channel.
+				 */
+				hda_stream->host_reserved = 1;
+				break;
+			}
+		}
+	}
+
+	if (res) {
+		/* Make sure that host and link DMA is decoupled. */
+		snd_hdac_ext_stream_decouple_locked(bus, res, true);
+
+		res->link_locked = 1;
+		res->link_substream = substream;
+	}
+
+	return res;
+}
+
+static struct hdac_ext_stream *hda_get_hext_stream(struct snd_sof_dev *sdev,
+						   struct snd_soc_dai *cpu_dai,
+						   struct snd_pcm_substream *substream)
+{
+	return snd_soc_dai_get_dma_data(cpu_dai, substream);
+}
+
+static struct hdac_ext_stream *hda_ipc4_get_hext_stream(struct snd_sof_dev *sdev,
+							struct snd_soc_dai *cpu_dai,
+							struct snd_pcm_substream *substream)
+{
+	struct snd_sof_widget *pipe_widget;
+	struct sof_ipc4_pipeline *pipeline;
+	struct snd_sof_widget *swidget;
+	struct snd_soc_dapm_widget *w;
+
+	w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
+	swidget = w->dobj.private;
+	pipe_widget = swidget->spipe->pipe_widget;
+	pipeline = pipe_widget->private;
+
+	/* mark pipeline so that it can be skipped during FE trigger */
+	pipeline->skip_during_fe_trigger = true;
+
+	return snd_soc_dai_get_dma_data(cpu_dai, substream);
+}
+
+static struct hdac_ext_stream *hda_assign_hext_stream(struct snd_sof_dev *sdev,
+						      struct snd_soc_dai *cpu_dai,
+						      struct snd_pcm_substream *substream)
+{
+	struct hdac_ext_stream *hext_stream;
+
+	hext_stream = hda_link_stream_assign(sof_to_bus(sdev), substream);
+	if (!hext_stream)
+		return NULL;
+
+	snd_soc_dai_set_dma_data(cpu_dai, substream, (void *)hext_stream);
+
+	return hext_stream;
+}
+
+static void hda_release_hext_stream(struct snd_sof_dev *sdev, struct snd_soc_dai *cpu_dai,
+				    struct snd_pcm_substream *substream)
+{
+	struct hdac_ext_stream *hext_stream = hda_get_hext_stream(sdev, cpu_dai, substream);
+
+	snd_soc_dai_set_dma_data(cpu_dai, substream, NULL);
+	snd_hdac_ext_stream_release(hext_stream, HDAC_EXT_STREAM_TYPE_LINK);
+}
+
+static void hda_setup_hext_stream(struct snd_sof_dev *sdev, struct hdac_ext_stream *hext_stream,
+				  unsigned int format_val)
+{
+	snd_hdac_ext_stream_setup(hext_stream, format_val);
+}
+
+static void hda_reset_hext_stream(struct snd_sof_dev *sdev, struct hdac_ext_stream *hext_stream)
+{
+	snd_hdac_ext_stream_reset(hext_stream);
+}
+
+static void hda_codec_dai_set_stream(struct snd_sof_dev *sdev,
+				     struct snd_pcm_substream *substream,
+				     struct hdac_stream *hstream)
+{
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
+
+	/* set the hdac_stream in the codec dai */
+	snd_soc_dai_set_stream(codec_dai, hstream, substream->stream);
+}
+
+static unsigned int hda_calc_stream_format(struct snd_sof_dev *sdev,
+					   struct snd_pcm_substream *substream,
+					   struct snd_pcm_hw_params *params)
+{
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
+	unsigned int link_bps;
+	unsigned int format_val;
+	unsigned int bits;
+
+	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+		link_bps = codec_dai->driver->playback.sig_bits;
+	else
+		link_bps = codec_dai->driver->capture.sig_bits;
+
+	bits = snd_hdac_stream_format_bits(params_format(params), SNDRV_PCM_SUBFORMAT_STD,
+					   link_bps);
+	format_val = snd_hdac_stream_format(params_channels(params), bits, params_rate(params));
+
+	dev_dbg(sdev->dev, "format_val=%#x, rate=%d, ch=%d, format=%d\n", format_val,
+		params_rate(params), params_channels(params), params_format(params));
+
+	return format_val;
+}
+
+static struct hdac_ext_link *hda_get_hlink(struct snd_sof_dev *sdev,
+					   struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	return snd_hdac_ext_bus_get_hlink_by_name(bus, codec_dai->component->name);
+}
+
+static unsigned int generic_calc_stream_format(struct snd_sof_dev *sdev,
+					       struct snd_pcm_substream *substream,
+					       struct snd_pcm_hw_params *params)
+{
+	unsigned int format_val;
+	unsigned int bits;
+
+	bits = snd_hdac_stream_format_bits(params_format(params), SNDRV_PCM_SUBFORMAT_STD,
+					   params_physical_width(params));
+	format_val = snd_hdac_stream_format(params_channels(params), bits, params_rate(params));
+
+	dev_dbg(sdev->dev, "format_val=%#x, rate=%d, ch=%d, format=%d\n", format_val,
+		params_rate(params), params_channels(params), params_format(params));
+
+	return format_val;
+}
+
+static unsigned int dmic_calc_stream_format(struct snd_sof_dev *sdev,
+					    struct snd_pcm_substream *substream,
+					    struct snd_pcm_hw_params *params)
+{
+	unsigned int format_val;
+	snd_pcm_format_t format;
+	unsigned int channels;
+	unsigned int width;
+	unsigned int bits;
+
+	channels = params_channels(params);
+	format = params_format(params);
+	width = params_physical_width(params);
+
+	if (format == SNDRV_PCM_FORMAT_S16_LE) {
+		format = SNDRV_PCM_FORMAT_S32_LE;
+		channels /= 2;
+		width = 32;
+	}
+
+	bits = snd_hdac_stream_format_bits(format, SNDRV_PCM_SUBFORMAT_STD, width);
+	format_val = snd_hdac_stream_format(channels, bits, params_rate(params));
+
+	dev_dbg(sdev->dev, "format_val=%#x, rate=%d, ch=%d, format=%d\n", format_val,
+		params_rate(params), channels, format);
+
+	return format_val;
+}
+
+static struct hdac_ext_link *ssp_get_hlink(struct snd_sof_dev *sdev,
+					   struct snd_pcm_substream *substream)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	return hdac_bus_eml_ssp_get_hlink(bus);
+}
+
+static struct hdac_ext_link *dmic_get_hlink(struct snd_sof_dev *sdev,
+					    struct snd_pcm_substream *substream)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	return hdac_bus_eml_dmic_get_hlink(bus);
+}
+
+static struct hdac_ext_link *sdw_get_hlink(struct snd_sof_dev *sdev,
+					   struct snd_pcm_substream *substream)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	return hdac_bus_eml_sdw_get_hlink(bus);
+}
+
+static int hda_ipc4_pre_trigger(struct snd_sof_dev *sdev, struct snd_soc_dai *cpu_dai,
+				struct snd_pcm_substream *substream, int cmd)
+{
+	struct sof_ipc4_fw_data *ipc4_data = sdev->private;
+	struct snd_sof_widget *pipe_widget;
+	struct sof_ipc4_pipeline *pipeline;
+	struct snd_sof_widget *swidget;
+	struct snd_soc_dapm_widget *w;
+	int ret = 0;
+
+	w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
+	swidget = w->dobj.private;
+	pipe_widget = swidget->spipe->pipe_widget;
+	pipeline = pipe_widget->private;
+
+	if (pipe_widget->instance_id < 0)
+		return 0;
+
+	guard(mutex)(&ipc4_data->pipeline_state_mutex);
+
+	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_START:
+	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+		break;
+	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+	case SNDRV_PCM_TRIGGER_SUSPEND:
+	case SNDRV_PCM_TRIGGER_STOP:
+		ret = sof_ipc4_set_pipeline_state(sdev, pipe_widget->instance_id,
+						  SOF_IPC4_PIPE_PAUSED);
+		if (ret < 0)
+			return ret;
+
+		pipeline->state = SOF_IPC4_PIPE_PAUSED;
+
+		break;
+	default:
+		dev_err(sdev->dev, "unknown trigger command %d\n", cmd);
+		ret = -EINVAL;
+	}
+
+	return ret;
+}
+
+static int hda_trigger(struct snd_sof_dev *sdev, struct snd_soc_dai *cpu_dai,
+		       struct snd_pcm_substream *substream, int cmd)
+{
+	struct hdac_ext_stream *hext_stream = snd_soc_dai_get_dma_data(cpu_dai, substream);
+
+	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_START:
+	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+		snd_hdac_ext_stream_start(hext_stream);
+		break;
+	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+		/*
+		 * Save the LLP registers since in case of PAUSE the LLP
+		 * register are not reset to 0, the delay calculation will use
+		 * the saved offsets for compensating the delay calculation.
+		 */
+		hext_stream->pplcllpl = readl(hext_stream->pplc_addr + AZX_REG_PPLCLLPL);
+		hext_stream->pplcllpu = readl(hext_stream->pplc_addr + AZX_REG_PPLCLLPU);
+		snd_hdac_ext_stream_clear(hext_stream);
+		break;
+	case SNDRV_PCM_TRIGGER_SUSPEND:
+	case SNDRV_PCM_TRIGGER_STOP:
+		hext_stream->pplcllpl = 0;
+		hext_stream->pplcllpu = 0;
+		snd_hdac_ext_stream_clear(hext_stream);
+		break;
+	default:
+		dev_err(sdev->dev, "unknown trigger command %d\n", cmd);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int hda_ipc4_post_trigger(struct snd_sof_dev *sdev, struct snd_soc_dai *cpu_dai,
+				 struct snd_pcm_substream *substream, int cmd)
+{
+	struct sof_ipc4_fw_data *ipc4_data = sdev->private;
+	struct snd_sof_widget *pipe_widget;
+	struct sof_ipc4_pipeline *pipeline;
+	struct snd_sof_widget *swidget;
+	struct snd_soc_dapm_widget *w;
+	int ret = 0;
+
+	w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
+	swidget = w->dobj.private;
+	pipe_widget = swidget->spipe->pipe_widget;
+	pipeline = pipe_widget->private;
+
+	if (pipe_widget->instance_id < 0)
+		return 0;
+
+	guard(mutex)(&ipc4_data->pipeline_state_mutex);
+
+	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_START:
+		if (pipeline->state != SOF_IPC4_PIPE_PAUSED) {
+			ret = sof_ipc4_set_pipeline_state(sdev, pipe_widget->instance_id,
+							  SOF_IPC4_PIPE_PAUSED);
+			if (ret < 0)
+				return ret;
+
+			pipeline->state = SOF_IPC4_PIPE_PAUSED;
+		}
+
+		ret = sof_ipc4_set_pipeline_state(sdev, pipe_widget->instance_id,
+						  SOF_IPC4_PIPE_RUNNING);
+		if (ret < 0)
+			return ret;
+
+		pipeline->state = SOF_IPC4_PIPE_RUNNING;
+		swidget->spipe->started_count++;
+		break;
+	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+		ret = sof_ipc4_set_pipeline_state(sdev, pipe_widget->instance_id,
+						  SOF_IPC4_PIPE_RUNNING);
+		if (ret < 0)
+			return ret;
+
+		pipeline->state = SOF_IPC4_PIPE_RUNNING;
+		break;
+	case SNDRV_PCM_TRIGGER_SUSPEND:
+	case SNDRV_PCM_TRIGGER_STOP:
+		/*
+		 * STOP/SUSPEND trigger is invoked only once when all users of this pipeline have
+		 * been stopped. So, clear the started_count so that the pipeline can be reset
+		 */
+		swidget->spipe->started_count = 0;
+		break;
+	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+		break;
+	default:
+		dev_err(sdev->dev, "unknown trigger command %d\n", cmd);
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static const struct hda_dai_widget_dma_ops hda_ipc4_dma_ops = {
+	.get_hext_stream = hda_ipc4_get_hext_stream,
+	.assign_hext_stream = hda_assign_hext_stream,
+	.release_hext_stream = hda_release_hext_stream,
+	.setup_hext_stream = hda_setup_hext_stream,
+	.reset_hext_stream = hda_reset_hext_stream,
+	.pre_trigger = hda_ipc4_pre_trigger,
+	.trigger = hda_trigger,
+	.post_trigger = hda_ipc4_post_trigger,
+	.codec_dai_set_stream = hda_codec_dai_set_stream,
+	.calc_stream_format = hda_calc_stream_format,
+	.get_hlink = hda_get_hlink,
+};
+
+static const struct hda_dai_widget_dma_ops ssp_ipc4_dma_ops = {
+	.get_hext_stream = hda_ipc4_get_hext_stream,
+	.assign_hext_stream = hda_assign_hext_stream,
+	.release_hext_stream = hda_release_hext_stream,
+	.setup_hext_stream = hda_setup_hext_stream,
+	.reset_hext_stream = hda_reset_hext_stream,
+	.pre_trigger = hda_ipc4_pre_trigger,
+	.trigger = hda_trigger,
+	.post_trigger = hda_ipc4_post_trigger,
+	.calc_stream_format = generic_calc_stream_format,
+	.get_hlink = ssp_get_hlink,
+};
+
+static const struct hda_dai_widget_dma_ops dmic_ipc4_dma_ops = {
+	.get_hext_stream = hda_ipc4_get_hext_stream,
+	.assign_hext_stream = hda_assign_hext_stream,
+	.release_hext_stream = hda_release_hext_stream,
+	.setup_hext_stream = hda_setup_hext_stream,
+	.reset_hext_stream = hda_reset_hext_stream,
+	.pre_trigger = hda_ipc4_pre_trigger,
+	.trigger = hda_trigger,
+	.post_trigger = hda_ipc4_post_trigger,
+	.calc_stream_format = dmic_calc_stream_format,
+	.get_hlink = dmic_get_hlink,
+};
+
+static const struct hda_dai_widget_dma_ops sdw_ipc4_dma_ops = {
+	.get_hext_stream = hda_ipc4_get_hext_stream,
+	.assign_hext_stream = hda_assign_hext_stream,
+	.release_hext_stream = hda_release_hext_stream,
+	.setup_hext_stream = hda_setup_hext_stream,
+	.reset_hext_stream = hda_reset_hext_stream,
+	.pre_trigger = hda_ipc4_pre_trigger,
+	.trigger = hda_trigger,
+	.post_trigger = hda_ipc4_post_trigger,
+	.calc_stream_format = generic_calc_stream_format,
+	.get_hlink = sdw_get_hlink,
+};
+
+static const struct hda_dai_widget_dma_ops hda_ipc4_chain_dma_ops = {
+	.get_hext_stream = hda_get_hext_stream,
+	.assign_hext_stream = hda_assign_hext_stream,
+	.release_hext_stream = hda_release_hext_stream,
+	.setup_hext_stream = hda_setup_hext_stream,
+	.reset_hext_stream = hda_reset_hext_stream,
+	.trigger = hda_trigger,
+	.codec_dai_set_stream = hda_codec_dai_set_stream,
+	.calc_stream_format = hda_calc_stream_format,
+	.get_hlink = hda_get_hlink,
+};
+
+static const struct hda_dai_widget_dma_ops sdw_ipc4_chain_dma_ops = {
+	.get_hext_stream = hda_get_hext_stream,
+	.assign_hext_stream = hda_assign_hext_stream,
+	.release_hext_stream = hda_release_hext_stream,
+	.setup_hext_stream = hda_setup_hext_stream,
+	.reset_hext_stream = hda_reset_hext_stream,
+	.trigger = hda_trigger,
+	.calc_stream_format = generic_calc_stream_format,
+	.get_hlink = sdw_get_hlink,
+};
+
+static int hda_ipc3_post_trigger(struct snd_sof_dev *sdev, struct snd_soc_dai *cpu_dai,
+				 struct snd_pcm_substream *substream, int cmd)
+{
+	struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
+
+	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_SUSPEND:
+	case SNDRV_PCM_TRIGGER_STOP:
+	{
+		struct snd_sof_dai_config_data data = { 0 };
+		int ret;
+
+		data.dai_data = DMA_CHAN_INVALID;
+		ret = hda_dai_config(w, SOF_DAI_CONFIG_FLAGS_HW_FREE, &data);
+		if (ret < 0)
+			return ret;
+
+		break;
+	}
+	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+		return hda_dai_config(w, SOF_DAI_CONFIG_FLAGS_PAUSE, NULL);
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static const struct hda_dai_widget_dma_ops hda_ipc3_dma_ops = {
+	.get_hext_stream = hda_get_hext_stream,
+	.assign_hext_stream = hda_assign_hext_stream,
+	.release_hext_stream = hda_release_hext_stream,
+	.setup_hext_stream = hda_setup_hext_stream,
+	.reset_hext_stream = hda_reset_hext_stream,
+	.trigger = hda_trigger,
+	.post_trigger = hda_ipc3_post_trigger,
+	.codec_dai_set_stream = hda_codec_dai_set_stream,
+	.calc_stream_format = hda_calc_stream_format,
+	.get_hlink = hda_get_hlink,
+};
+
+static struct hdac_ext_stream *
+hda_dspless_get_hext_stream(struct snd_sof_dev *sdev, struct snd_soc_dai *cpu_dai,
+			    struct snd_pcm_substream *substream)
+{
+	struct hdac_stream *hstream = substream->runtime->private_data;
+
+	return stream_to_hdac_ext_stream(hstream);
+}
+
+static void hda_dspless_setup_hext_stream(struct snd_sof_dev *sdev,
+					  struct hdac_ext_stream *hext_stream,
+					  unsigned int format_val)
+{
+	/*
+	 * Save the format_val which was adjusted by the maxbps of the codec.
+	 * This information is not available on the FE side since there we are
+	 * using dummy_codec.
+	 */
+	hext_stream->hstream.format_val = format_val;
+}
+
+static const struct hda_dai_widget_dma_ops hda_dspless_dma_ops = {
+	.get_hext_stream = hda_dspless_get_hext_stream,
+	.setup_hext_stream = hda_dspless_setup_hext_stream,
+	.codec_dai_set_stream = hda_codec_dai_set_stream,
+	.calc_stream_format = hda_calc_stream_format,
+	.get_hlink = hda_get_hlink,
+};
+
+static const struct hda_dai_widget_dma_ops sdw_dspless_dma_ops = {
+	.get_hext_stream = hda_dspless_get_hext_stream,
+	.setup_hext_stream = hda_dspless_setup_hext_stream,
+	.calc_stream_format = generic_calc_stream_format,
+	.get_hlink = sdw_get_hlink,
+};
+
+#endif
+
+const struct hda_dai_widget_dma_ops *
+hda_select_dai_widget_ops(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget)
+{
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
+	struct snd_sof_dai *sdai;
+	const struct sof_intel_dsp_desc *chip;
+
+	chip = get_chip_info(sdev->pdata);
+	sdai = swidget->private;
+
+	if (sdev->dspless_mode_selected) {
+		switch (sdai->type) {
+		case SOF_DAI_INTEL_HDA:
+			return &hda_dspless_dma_ops;
+		case SOF_DAI_INTEL_ALH:
+			if (chip->hw_ip_version < SOF_INTEL_ACE_2_0)
+				return NULL;
+			return &sdw_dspless_dma_ops;
+		default:
+			return NULL;
+		}
+	}
+
+	switch (sdev->pdata->ipc_type) {
+	case SOF_IPC_TYPE_3:
+	{
+		struct sof_dai_private_data *private = sdai->private;
+
+		if (private->dai_config->type == SOF_DAI_INTEL_HDA)
+			return &hda_ipc3_dma_ops;
+		break;
+	}
+	case SOF_IPC_TYPE_4:
+	{
+		struct snd_sof_widget *pipe_widget = swidget->spipe->pipe_widget;
+		struct sof_ipc4_pipeline *pipeline = pipe_widget->private;
+
+		switch (sdai->type) {
+		case SOF_DAI_INTEL_HDA:
+			if (pipeline->use_chain_dma)
+				return &hda_ipc4_chain_dma_ops;
+
+			return &hda_ipc4_dma_ops;
+		case SOF_DAI_INTEL_SSP:
+			if (chip->hw_ip_version < SOF_INTEL_ACE_2_0)
+				return NULL;
+			return &ssp_ipc4_dma_ops;
+		case SOF_DAI_INTEL_DMIC:
+			if (chip->hw_ip_version < SOF_INTEL_ACE_2_0)
+				return NULL;
+			return &dmic_ipc4_dma_ops;
+		case SOF_DAI_INTEL_ALH:
+			if (chip->hw_ip_version < SOF_INTEL_ACE_2_0)
+				return NULL;
+			if (pipeline->use_chain_dma)
+				return &sdw_ipc4_chain_dma_ops;
+			return &sdw_ipc4_dma_ops;
+
+		default:
+			break;
+		}
+		break;
+	}
+	default:
+		break;
+	}
+#endif
+	return NULL;
+}

linux-7.2.3/sound/soc/sof/intel/hda-dai.c

@@ -0,0 +1,960 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Authors: Keyon Jie <yang.jie@linux.intel.com>
+//
+
+#include <sound/pcm_params.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/hda-mlink.h>
+#include <sound/hda_register.h>
+#include <sound/intel-nhlt.h>
+#include <sound/sof/ipc4/header.h>
+#include <uapi/sound/sof/header.h>
+#include "../ipc4-priv.h"
+#include "../ipc4-topology.h"
+#include "../sof-priv.h"
+#include "../sof-audio.h"
+#include "hda.h"
+
+/*
+ * The default method is to fetch NHLT from BIOS. With this parameter set
+ * it is possible to override that with NHLT in the SOF topology manifest.
+ */
+static bool hda_use_tplg_nhlt;
+module_param_named(sof_use_tplg_nhlt, hda_use_tplg_nhlt, bool, 0444);
+MODULE_PARM_DESC(sof_use_tplg_nhlt, "SOF topology nhlt override");
+
+int hda_dai_config(struct snd_soc_dapm_widget *w, unsigned int flags,
+		   struct snd_sof_dai_config_data *data)
+{
+	struct snd_sof_widget *swidget = w->dobj.private;
+	const struct sof_ipc_tplg_ops *tplg_ops;
+	struct snd_sof_dev *sdev;
+	int ret;
+
+	if (!swidget)
+		return 0;
+
+	sdev = widget_to_sdev(w);
+	tplg_ops = sof_ipc_get_ops(sdev, tplg);
+
+	if (tplg_ops && tplg_ops->dai_config) {
+		ret = tplg_ops->dai_config(sdev, swidget, flags, data);
+		if (ret < 0) {
+			dev_err(sdev->dev, "DAI config with flags %x failed for widget %s\n",
+				flags, w->name);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_dai_config, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
+
+static struct snd_sof_dev *dai_to_sdev(struct snd_pcm_substream *substream,
+				       struct snd_soc_dai *cpu_dai)
+{
+	struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
+
+	return widget_to_sdev(w);
+}
+
+static const struct hda_dai_widget_dma_ops *
+hda_dai_get_ops(struct snd_pcm_substream *substream, struct snd_soc_dai *cpu_dai)
+{
+	struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
+	struct snd_sof_widget *swidget;
+	struct snd_sof_dev *sdev;
+	struct snd_sof_dai *sdai;
+
+	/*
+	 * this is unlikely if the topology and the machine driver DAI links match.
+	 * But if there's a missing DAI link in topology, this will prevent a NULL pointer
+	 * dereference later on.
+	 */
+	if (!w) {
+		dev_err(cpu_dai->dev, "%s: widget is NULL\n", __func__);
+		return NULL;
+	}
+
+	sdev = widget_to_sdev(w);
+	swidget = w->dobj.private;
+	if (!swidget) {
+		dev_err(sdev->dev, "%s: swidget is NULL\n", __func__);
+		return NULL;
+	}
+
+	if (sdev->dspless_mode_selected)
+		return hda_select_dai_widget_ops(sdev, swidget);
+
+	sdai = swidget->private;
+
+	/* select and set the DAI widget ops if not set already */
+	if (!sdai->platform_private) {
+		const struct hda_dai_widget_dma_ops *ops =
+			hda_select_dai_widget_ops(sdev, swidget);
+		if (!ops)
+			return NULL;
+
+		/* check if mandatory ops are set */
+		if (!ops || !ops->get_hext_stream)
+			return NULL;
+
+		sdai->platform_private = ops;
+	}
+
+	return sdai->platform_private;
+}
+
+static int
+hda_link_dma_cleanup(struct snd_pcm_substream *substream,
+		     struct hdac_ext_stream *hext_stream,
+		     struct snd_soc_dai *cpu_dai, bool release)
+{
+	const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, cpu_dai);
+	struct sof_intel_hda_stream *hda_stream;
+	struct hdac_ext_link *hlink;
+	struct snd_sof_dev *sdev;
+	int stream_tag;
+
+	if (!ops) {
+		dev_err(cpu_dai->dev, "DAI widget ops not set\n");
+		return -EINVAL;
+	}
+
+	sdev = dai_to_sdev(substream, cpu_dai);
+
+	hlink = ops->get_hlink(sdev, substream);
+	if (!hlink)
+		return -EINVAL;
+
+	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+		stream_tag = hdac_stream(hext_stream)->stream_tag;
+		snd_hdac_ext_bus_link_clear_stream_id(hlink, stream_tag);
+	}
+
+	if (!release) {
+		/*
+		 * Force stream reconfiguration without releasing the channel on
+		 * subsequent stream restart (without free), including LinkDMA
+		 * reset.
+		 * The stream is released via hda_dai_hw_free()
+		 */
+		hext_stream->link_prepared = 0;
+		return 0;
+	}
+
+	if (ops->release_hext_stream)
+		ops->release_hext_stream(sdev, cpu_dai, substream);
+
+	hext_stream->link_prepared = 0;
+
+	/* free the host DMA channel reserved by hostless streams */
+	hda_stream = hstream_to_sof_hda_stream(hext_stream);
+	hda_stream->host_reserved = 0;
+
+	return 0;
+}
+
+static int hda_link_dma_hw_params(struct snd_pcm_substream *substream,
+				  struct snd_pcm_hw_params *params, struct snd_soc_dai *cpu_dai)
+{
+	const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, cpu_dai);
+	struct hdac_ext_stream *hext_stream;
+	struct hdac_stream *hstream;
+	struct hdac_ext_link *hlink;
+	struct snd_sof_dev *sdev;
+	int stream_tag;
+
+	if (!ops) {
+		dev_err(cpu_dai->dev, "DAI widget ops not set\n");
+		return -EINVAL;
+	}
+
+	sdev = dai_to_sdev(substream, cpu_dai);
+
+	hlink = ops->get_hlink(sdev, substream);
+	if (!hlink)
+		return -EINVAL;
+
+	hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
+
+	if (!hext_stream) {
+		if (ops->assign_hext_stream)
+			hext_stream = ops->assign_hext_stream(sdev, cpu_dai, substream);
+	}
+
+	if (!hext_stream)
+		return -EBUSY;
+
+	hstream = &hext_stream->hstream;
+	stream_tag = hstream->stream_tag;
+
+	if (hext_stream->hstream.direction == SNDRV_PCM_STREAM_PLAYBACK)
+		snd_hdac_ext_bus_link_set_stream_id(hlink, stream_tag);
+
+	/* set the hdac_stream in the codec dai */
+	if (ops->codec_dai_set_stream)
+		ops->codec_dai_set_stream(sdev, substream, hstream);
+
+	if (ops->reset_hext_stream)
+		ops->reset_hext_stream(sdev, hext_stream);
+
+	if (ops->calc_stream_format && ops->setup_hext_stream) {
+		unsigned int format_val = ops->calc_stream_format(sdev, substream, params);
+
+		ops->setup_hext_stream(sdev, hext_stream, format_val);
+	}
+
+	hext_stream->link_prepared = 1;
+
+	return 0;
+}
+
+static int __maybe_unused hda_dai_hw_free(struct snd_pcm_substream *substream,
+					  struct snd_soc_dai *cpu_dai)
+{
+	const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, cpu_dai);
+	struct hdac_ext_stream *hext_stream;
+	struct snd_sof_dev *sdev = dai_to_sdev(substream, cpu_dai);
+
+	if (!ops) {
+		dev_err(cpu_dai->dev, "DAI widget ops not set\n");
+		return -EINVAL;
+	}
+
+	hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
+	if (!hext_stream)
+		return 0;
+
+	return hda_link_dma_cleanup(substream, hext_stream, cpu_dai, true);
+}
+
+static int __maybe_unused hda_dai_hw_params_data(struct snd_pcm_substream *substream,
+						 struct snd_pcm_hw_params *params,
+						 struct snd_soc_dai *dai,
+						 struct snd_sof_dai_config_data *data,
+						 unsigned int flags)
+{
+	struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(dai, substream->stream);
+	const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, dai);
+	struct hdac_ext_stream *hext_stream;
+	struct snd_sof_dev *sdev = widget_to_sdev(w);
+	int ret;
+
+	if (!ops) {
+		dev_err(sdev->dev, "DAI widget ops not set\n");
+		return -EINVAL;
+	}
+
+	hext_stream = ops->get_hext_stream(sdev, dai, substream);
+	if (hext_stream && hext_stream->link_prepared)
+		return 0;
+
+	ret = hda_link_dma_hw_params(substream, params, dai);
+	if (ret < 0)
+		return ret;
+
+	hext_stream = ops->get_hext_stream(sdev, dai, substream);
+
+	flags |= SOF_DAI_CONFIG_FLAGS_2_STEP_STOP << SOF_DAI_CONFIG_FLAGS_QUIRK_SHIFT;
+	data->dai_data = hdac_stream(hext_stream)->stream_tag - 1;
+
+	return hda_dai_config(w, flags, data);
+}
+
+static int __maybe_unused hda_dai_hw_params(struct snd_pcm_substream *substream,
+					    struct snd_pcm_hw_params *params,
+					    struct snd_soc_dai *dai)
+{
+	struct snd_sof_dai_config_data data = { 0 };
+	unsigned int flags = SOF_DAI_CONFIG_FLAGS_HW_PARAMS;
+
+	return hda_dai_hw_params_data(substream, params, dai, &data, flags);
+}
+
+/*
+ * In contrast to IPC3, the dai trigger in IPC4 mixes pipeline state changes
+ * (over IPC channel) and DMA state change (direct host register changes).
+ */
+static int __maybe_unused hda_dai_trigger(struct snd_pcm_substream *substream, int cmd,
+					  struct snd_soc_dai *dai)
+{
+	const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, dai);
+	struct hdac_ext_stream *hext_stream;
+	struct snd_sof_dev *sdev;
+	int ret;
+
+	if (!ops) {
+		dev_err(dai->dev, "DAI widget ops not set\n");
+		return -EINVAL;
+	}
+
+	dev_dbg(dai->dev, "cmd=%d dai %s direction %d\n", cmd,
+		dai->name, substream->stream);
+
+	sdev = dai_to_sdev(substream, dai);
+
+	hext_stream = ops->get_hext_stream(sdev, dai, substream);
+	if (!hext_stream)
+		return -EINVAL;
+
+	if (ops->pre_trigger) {
+		ret = ops->pre_trigger(sdev, dai, substream, cmd);
+		if (ret < 0)
+			return ret;
+	}
+
+	if (ops->trigger) {
+		ret = ops->trigger(sdev, dai, substream, cmd);
+		if (ret < 0)
+			return ret;
+	}
+
+	if (ops->post_trigger) {
+		ret = ops->post_trigger(sdev, dai, substream, cmd);
+		if (ret < 0)
+			return ret;
+	}
+
+	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_STOP:
+	case SNDRV_PCM_TRIGGER_SUSPEND:
+		ret = hda_link_dma_cleanup(substream, hext_stream, dai,
+					   cmd != SNDRV_PCM_TRIGGER_STOP);
+		if (ret < 0) {
+			dev_err(sdev->dev, "%s: failed to clean up link DMA\n", __func__);
+			return ret;
+		}
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
+
+static int hda_dai_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
+{
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	int stream = substream->stream;
+
+	return hda_dai_hw_params(substream, &rtd->dpcm[stream].hw_params, dai);
+}
+
+static const struct snd_soc_dai_ops hda_dai_ops = {
+	.hw_params = hda_dai_hw_params,
+	.hw_free = hda_dai_hw_free,
+	.trigger = hda_dai_trigger,
+	.prepare = hda_dai_prepare,
+};
+
+#endif
+
+static struct sof_ipc4_copier *widget_to_copier(struct snd_soc_dapm_widget *w)
+{
+	struct snd_sof_widget *swidget = w->dobj.private;
+	struct snd_sof_dai *sdai = swidget->private;
+	struct sof_ipc4_copier *ipc4_copier = (struct sof_ipc4_copier *)sdai->private;
+
+	return ipc4_copier;
+}
+
+static int non_hda_dai_hw_params_data(struct snd_pcm_substream *substream,
+				      struct snd_pcm_hw_params *params,
+				      struct snd_soc_dai *cpu_dai,
+				      struct snd_sof_dai_config_data *data,
+				      unsigned int flags)
+{
+	struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	struct sof_ipc4_dma_config_tlv *dma_config_tlv;
+	const struct hda_dai_widget_dma_ops *ops;
+	struct sof_ipc4_dma_config *dma_config;
+	struct sof_ipc4_copier *ipc4_copier;
+	struct hdac_ext_stream *hext_stream;
+	struct hdac_stream *hstream;
+	struct snd_sof_dev *sdev;
+	struct snd_soc_dai *dai;
+	int cpu_dai_id;
+	int stream_id;
+	int ret;
+
+	ops = hda_dai_get_ops(substream, cpu_dai);
+	if (!ops) {
+		dev_err(cpu_dai->dev, "DAI widget ops not set\n");
+		return -EINVAL;
+	}
+
+	sdev = widget_to_sdev(w);
+	hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
+
+	/* nothing more to do if the link is already prepared */
+	if (hext_stream && hext_stream->link_prepared)
+		return 0;
+
+	/* use HDaudio stream handling */
+	ret = hda_dai_hw_params_data(substream, params, cpu_dai, data, flags);
+	if (ret < 0) {
+		dev_err(cpu_dai->dev, "%s: hda_dai_hw_params_data failed: %d\n", __func__, ret);
+		return ret;
+	}
+
+	if (sdev->dspless_mode_selected)
+		return 0;
+
+	/* get stream_id */
+	hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
+
+	if (!hext_stream) {
+		dev_err(cpu_dai->dev, "%s: no hext_stream found\n", __func__);
+		return -ENODEV;
+	}
+
+	hstream = &hext_stream->hstream;
+	stream_id = hstream->stream_tag;
+
+	if (!stream_id) {
+		dev_err(cpu_dai->dev, "%s: no stream_id allocated\n", __func__);
+		return -ENODEV;
+	}
+
+	/* configure TLV */
+	ipc4_copier = widget_to_copier(w);
+
+	for_each_rtd_cpu_dais(rtd, cpu_dai_id, dai) {
+		if (dai == cpu_dai)
+			break;
+	}
+
+	dma_config_tlv = &ipc4_copier->dma_config_tlv[cpu_dai_id];
+	dma_config_tlv->type = SOF_IPC4_GTW_DMA_CONFIG_ID;
+	/* dma_config_priv_size is zero */
+	dma_config_tlv->length = sizeof(dma_config_tlv->dma_config);
+
+	dma_config = &dma_config_tlv->dma_config;
+
+	dma_config->dma_method = SOF_IPC4_DMA_METHOD_HDA;
+	dma_config->pre_allocated_by_host = 1;
+	dma_config->dma_channel_id = stream_id - 1;
+	dma_config->stream_id = stream_id;
+	/*
+	 * Currently we use a DMA for each device in ALH blob. The device will
+	 * be copied in sof_ipc4_prepare_copier_module.
+	 */
+	dma_config->dma_stream_channel_map.device_count = 1;
+	dma_config->dma_priv_config_size = 0;
+
+	return 0;
+}
+
+static int non_hda_dai_hw_params(struct snd_pcm_substream *substream,
+				 struct snd_pcm_hw_params *params,
+				 struct snd_soc_dai *cpu_dai)
+{
+	struct snd_sof_dai_config_data data = { 0 };
+	unsigned int flags = SOF_DAI_CONFIG_FLAGS_HW_PARAMS;
+
+	return non_hda_dai_hw_params_data(substream, params, cpu_dai, &data, flags);
+}
+
+static int non_hda_dai_prepare(struct snd_pcm_substream *substream,
+			       struct snd_soc_dai *cpu_dai)
+{
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	int stream = substream->stream;
+
+	return non_hda_dai_hw_params(substream, &rtd->dpcm[stream].hw_params, cpu_dai);
+}
+
+static const struct snd_soc_dai_ops ssp_dai_ops = {
+	.hw_params = non_hda_dai_hw_params,
+	.hw_free = hda_dai_hw_free,
+	.trigger = hda_dai_trigger,
+	.prepare = non_hda_dai_prepare,
+};
+
+static const struct snd_soc_dai_ops dmic_dai_ops = {
+	.hw_params = non_hda_dai_hw_params,
+	.hw_free = hda_dai_hw_free,
+	.trigger = hda_dai_trigger,
+	.prepare = non_hda_dai_prepare,
+};
+
+int sdw_hda_dai_hw_params(struct snd_pcm_substream *substream,
+			  struct snd_pcm_hw_params *params,
+			  struct snd_soc_dai *cpu_dai,
+			  int link_id,
+			  int intel_alh_id)
+{
+	struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	struct sof_ipc4_dma_config_tlv *dma_config_tlv;
+	struct snd_sof_dai_config_data data = { 0 };
+	unsigned int flags = SOF_DAI_CONFIG_FLAGS_HW_PARAMS;
+	const struct hda_dai_widget_dma_ops *ops;
+	struct sof_ipc4_dma_config *dma_config;
+	struct sof_ipc4_copier *ipc4_copier;
+	struct hdac_ext_stream *hext_stream;
+	struct snd_soc_dai *dai;
+	struct snd_sof_dev *sdev;
+	bool cpu_dai_found = false;
+	int cpu_dai_id;
+	int ch_mask;
+	int ret;
+	int i;
+
+	if (!w) {
+		dev_err(cpu_dai->dev, "%s widget not found, check amp link num in the topology\n",
+			cpu_dai->name);
+		return -EINVAL;
+	}
+
+	ops = hda_dai_get_ops(substream, cpu_dai);
+	if (!ops) {
+		dev_err(cpu_dai->dev, "DAI widget ops not set\n");
+		return -EINVAL;
+	}
+
+	sdev = widget_to_sdev(w);
+	hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
+
+	/* nothing more to do if the link is already prepared */
+	if (hext_stream && hext_stream->link_prepared)
+		return 0;
+
+	/*
+	 * reset the PCMSyCM registers to handle a prepare callback when the PCM is restarted
+	 * due to xruns or after a call to snd_pcm_drain/drop()
+	 */
+	ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id, cpu_dai->id,
+					     0, 0, substream->stream);
+	if (ret < 0) {
+		dev_err(cpu_dai->dev, "%s:  hdac_bus_eml_sdw_map_stream_ch failed %d\n",
+			__func__, ret);
+		return ret;
+	}
+
+	data.dai_index = (link_id << 8) | cpu_dai->id;
+	data.dai_node_id = intel_alh_id;
+	ret = non_hda_dai_hw_params_data(substream, params, cpu_dai, &data, flags);
+	if (ret < 0) {
+		dev_err(cpu_dai->dev, "%s: non_hda_dai_hw_params failed %d\n", __func__, ret);
+		return ret;
+	}
+
+	hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
+	if (!hext_stream)
+		return -ENODEV;
+
+	/*
+	 * in the case of SoundWire we need to program the PCMSyCM registers. In case
+	 * of aggregated devices, we need to define the channel mask for each sublink
+	 * by reconstructing the split done in soc-pcm.c
+	 */
+	for_each_rtd_cpu_dais(rtd, cpu_dai_id, dai) {
+		if (dai == cpu_dai) {
+			cpu_dai_found = true;
+			break;
+		}
+	}
+
+	if (!cpu_dai_found)
+		return -ENODEV;
+
+	ch_mask = GENMASK(params_channels(params) - 1, 0);
+
+	ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id, cpu_dai->id,
+					     ch_mask,
+					     hdac_stream(hext_stream)->stream_tag,
+					     substream->stream);
+	if (ret < 0) {
+		dev_err(cpu_dai->dev, "%s:  hdac_bus_eml_sdw_map_stream_ch failed %d\n",
+			__func__, ret);
+		return ret;
+	}
+
+	if (sdev->dspless_mode_selected)
+		return 0;
+
+	ipc4_copier = widget_to_copier(w);
+	dma_config_tlv = &ipc4_copier->dma_config_tlv[cpu_dai_id];
+	dma_config = &dma_config_tlv->dma_config;
+	dma_config->dma_stream_channel_map.mapping[0].device = data.dai_index;
+	dma_config->dma_stream_channel_map.mapping[0].channel_mask = ch_mask;
+
+	/*
+	 * copy the dma_config_tlv to all ipc4_copier in the same link. Because only one copier
+	 * will be handled in sof_ipc4_prepare_copier_module.
+	 */
+	for_each_rtd_cpu_dais(rtd, i, dai) {
+		w = snd_soc_dai_get_widget(dai, substream->stream);
+		if (!w) {
+			dev_err(cpu_dai->dev,
+				"%s widget not found, check amp link num in the topology\n",
+				dai->name);
+			return -EINVAL;
+		}
+		ipc4_copier = widget_to_copier(w);
+		memcpy(&ipc4_copier->dma_config_tlv[cpu_dai_id], dma_config_tlv,
+		       sizeof(*dma_config_tlv));
+	}
+	return 0;
+}
+EXPORT_SYMBOL_NS(sdw_hda_dai_hw_params, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int sdw_hda_dai_hw_free(struct snd_pcm_substream *substream,
+			struct snd_soc_dai *cpu_dai,
+			int link_id)
+{
+	struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
+	struct snd_sof_dev *sdev;
+	int ret;
+
+	ret = hda_dai_hw_free(substream, cpu_dai);
+	if (ret < 0) {
+		dev_err(cpu_dai->dev, "%s: non_hda_dai_hw_free failed %d\n", __func__, ret);
+		return ret;
+	}
+
+	sdev = widget_to_sdev(w);
+
+	/* in the case of SoundWire we need to reset the PCMSyCM registers */
+	ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id, cpu_dai->id,
+					     0, 0, substream->stream);
+	if (ret < 0) {
+		dev_err(cpu_dai->dev, "%s:  hdac_bus_eml_sdw_map_stream_ch failed %d\n",
+			__func__, ret);
+		return ret;
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(sdw_hda_dai_hw_free, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int sdw_hda_dai_trigger(struct snd_pcm_substream *substream, int cmd,
+			struct snd_soc_dai *cpu_dai)
+{
+	return hda_dai_trigger(substream, cmd, cpu_dai);
+}
+EXPORT_SYMBOL_NS(sdw_hda_dai_trigger, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+static int hda_dai_suspend(struct hdac_bus *bus)
+{
+	struct snd_soc_pcm_runtime *rtd;
+	struct hdac_ext_stream *hext_stream;
+	struct hdac_stream *s;
+	int ret;
+
+	/* set internal flag for BE */
+	list_for_each_entry(s, &bus->stream_list, list) {
+
+		hext_stream = stream_to_hdac_ext_stream(s);
+
+		/*
+		 * clear stream. This should already be taken care for running
+		 * streams when the SUSPEND trigger is called. But paused
+		 * streams do not get suspended, so this needs to be done
+		 * explicitly during suspend.
+		 */
+		if (hext_stream->link_substream) {
+			const struct hda_dai_widget_dma_ops *ops;
+			struct snd_sof_widget *swidget;
+			struct snd_soc_dapm_widget *w;
+			struct snd_soc_dai *cpu_dai;
+			struct snd_sof_dev *sdev;
+			struct snd_sof_dai *sdai;
+
+			rtd = snd_soc_substream_to_rtd(hext_stream->link_substream);
+			cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
+			w = snd_soc_dai_get_widget(cpu_dai, hdac_stream(hext_stream)->direction);
+			swidget = w->dobj.private;
+			sdev = widget_to_sdev(w);
+			sdai = swidget->private;
+			ops = sdai->platform_private;
+
+			if (rtd->dpcm[hext_stream->link_substream->stream].state !=
+			    SND_SOC_DPCM_STATE_PAUSED)
+				continue;
+
+			/* for consistency with TRIGGER_SUSPEND  */
+			if (ops->post_trigger) {
+				ret = ops->post_trigger(sdev, cpu_dai,
+							hext_stream->link_substream,
+							SNDRV_PCM_TRIGGER_SUSPEND);
+				if (ret < 0)
+					return ret;
+			}
+
+			ret = hda_link_dma_cleanup(hext_stream->link_substream,
+						   hext_stream, cpu_dai, true);
+			if (ret < 0)
+				return ret;
+		}
+	}
+
+	return 0;
+}
+
+static void ssp_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
+{
+	const struct sof_intel_dsp_desc *chip;
+	int i;
+
+	chip = get_chip_info(sdev->pdata);
+
+	if (chip->hw_ip_version >= SOF_INTEL_ACE_2_0) {
+		for (i = 0; i < ops->num_drv; i++) {
+			if (strstr(ops->drv[i].name, "SSP"))
+				ops->drv[i].ops = &ssp_dai_ops;
+		}
+	}
+}
+
+static void dmic_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
+{
+	const struct sof_intel_dsp_desc *chip;
+	int i;
+
+	chip = get_chip_info(sdev->pdata);
+
+	if (chip->hw_ip_version >= SOF_INTEL_ACE_2_0) {
+		for (i = 0; i < ops->num_drv; i++) {
+			if (strstr(ops->drv[i].name, "DMIC"))
+				ops->drv[i].ops = &dmic_dai_ops;
+		}
+	}
+}
+
+#else
+
+static inline void ssp_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops) {}
+static inline void dmic_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops) {}
+
+#endif /* CONFIG_SND_SOC_SOF_HDA_LINK */
+
+void hda_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
+{
+	int i;
+
+	for (i = 0; i < ops->num_drv; i++) {
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
+		if (strstr(ops->drv[i].name, "iDisp") ||
+		    strstr(ops->drv[i].name, "Analog") ||
+		    strstr(ops->drv[i].name, "Digital"))
+			ops->drv[i].ops = &hda_dai_ops;
+#endif
+	}
+
+	ssp_set_dai_drv_ops(sdev, ops);
+	dmic_set_dai_drv_ops(sdev, ops);
+
+	if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4 && !hda_use_tplg_nhlt) {
+		struct sof_ipc4_fw_data *ipc4_data = sdev->private;
+
+		ipc4_data->nhlt = intel_nhlt_init(sdev->dev);
+	}
+}
+EXPORT_SYMBOL_NS(hda_set_dai_drv_ops, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_ops_free(struct snd_sof_dev *sdev)
+{
+	if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4) {
+		struct sof_ipc4_fw_data *ipc4_data = sdev->private;
+
+		if (!hda_use_tplg_nhlt)
+			intel_nhlt_free(ipc4_data->nhlt);
+
+		kfree(sdev->private);
+		sdev->private = NULL;
+	}
+}
+EXPORT_SYMBOL_NS(hda_ops_free, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+/*
+ * common dai driver for skl+ platforms.
+ * some products who use this DAI array only physically have a subset of
+ * the DAIs, but no harm is done here by adding the whole set.
+ */
+struct snd_soc_dai_driver skl_dai[] = {
+{
+	.name = "SSP0 Pin",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "SSP1 Pin",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "SSP2 Pin",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "SSP3 Pin",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "SSP4 Pin",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "SSP5 Pin",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "DMIC01 Pin",
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 4,
+	},
+},
+{
+	.name = "DMIC16k Pin",
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 4,
+	},
+},
+{
+	/* Virtual CPU DAI for Echo reference */
+	.name = "Loopback Virtual Pin",
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 2,
+	},
+},
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
+{
+	.name = "iDisp1 Pin",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "iDisp2 Pin",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "iDisp3 Pin",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "iDisp4 Pin",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 8,
+	},
+},
+{
+	.name = "Analog CPU DAI",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 16,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 16,
+	},
+},
+{
+	.name = "Digital CPU DAI",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 16,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 16,
+	},
+},
+{
+	.name = "Alt Analog CPU DAI",
+	.playback = {
+		.channels_min = 1,
+		.channels_max = 16,
+	},
+	.capture = {
+		.channels_min = 1,
+		.channels_max = 16,
+	},
+},
+#endif
+};
+EXPORT_SYMBOL_NS(skl_dai, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_dais_suspend(struct snd_sof_dev *sdev)
+{
+	/*
+	 * In the corner case where a SUSPEND happens during a PAUSE, the ALSA core
+	 * does not throw the TRIGGER_SUSPEND. This leaves the DAIs in an unbalanced state.
+	 * Since the component suspend is called last, we can trap this corner case
+	 * and force the DAIs to release their resources.
+	 */
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
+	int ret;
+
+	ret = hda_dai_suspend(sof_to_bus(sdev));
+	if (ret < 0)
+		return ret;
+#endif
+
+	return 0;
+}

linux-7.2.3/sound/soc/sof/intel/hda-ipc.c

@@ -0,0 +1,549 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//	    Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//	    Rander Wang <rander.wang@intel.com>
+//          Keyon Jie <yang.jie@linux.intel.com>
+//
+
+/*
+ * Hardware interface for generic Intel audio DSP HDA IP
+ */
+
+#include <sound/hda_register.h>
+#include <sound/sof/ipc4/header.h>
+#include <trace/events/sof_intel.h>
+#include "../ops.h"
+#include "hda.h"
+#include "telemetry.h"
+
+EXPORT_TRACEPOINT_SYMBOL(sof_intel_ipc_firmware_initiated);
+EXPORT_TRACEPOINT_SYMBOL(sof_intel_ipc_firmware_response);
+EXPORT_TRACEPOINT_SYMBOL(sof_intel_hda_irq_ipc_check);
+
+static void hda_dsp_ipc_host_done(struct snd_sof_dev *sdev)
+{
+	/*
+	 * tell DSP cmd is done - clear busy
+	 * interrupt and send reply msg to dsp
+	 */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR,
+				       HDA_DSP_REG_HIPCT,
+				       HDA_DSP_REG_HIPCT_BUSY,
+				       HDA_DSP_REG_HIPCT_BUSY);
+
+	/* unmask BUSY interrupt */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				HDA_DSP_REG_HIPCCTL,
+				HDA_DSP_REG_HIPCCTL_BUSY,
+				HDA_DSP_REG_HIPCCTL_BUSY);
+}
+
+static void hda_dsp_ipc_dsp_done(struct snd_sof_dev *sdev)
+{
+	/*
+	 * set DONE bit - tell DSP we have received the reply msg
+	 * from DSP, and processed it, don't send more reply to host
+	 */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR,
+				       HDA_DSP_REG_HIPCIE,
+				       HDA_DSP_REG_HIPCIE_DONE,
+				       HDA_DSP_REG_HIPCIE_DONE);
+
+	/* unmask Done interrupt */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				HDA_DSP_REG_HIPCCTL,
+				HDA_DSP_REG_HIPCCTL_DONE,
+				HDA_DSP_REG_HIPCCTL_DONE);
+}
+
+int hda_dsp_ipc_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg)
+{
+	/* send IPC message to DSP */
+	sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data,
+			  msg->msg_size);
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCI,
+			  HDA_DSP_REG_HIPCI_BUSY);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_dsp_ipc_send_msg, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+static inline bool hda_dsp_ipc4_pm_msg(u32 primary)
+{
+	/* pm setting is only supported by module msg */
+	if (SOF_IPC4_MSG_IS_MODULE_MSG(primary) != SOF_IPC4_MODULE_MSG)
+		return false;
+
+	if (SOF_IPC4_MSG_TYPE_GET(primary) == SOF_IPC4_MOD_SET_DX ||
+	    SOF_IPC4_MSG_TYPE_GET(primary) == SOF_IPC4_MOD_SET_D0IX)
+		return true;
+
+	return false;
+}
+
+void hda_dsp_ipc4_schedule_d0i3_work(struct sof_intel_hda_dev *hdev,
+				     struct snd_sof_ipc_msg *msg)
+{
+	struct sof_ipc4_msg *msg_data = msg->msg_data;
+
+	/* Schedule a delayed work for d0i3 entry after sending non-pm ipc msg */
+	if (hda_dsp_ipc4_pm_msg(msg_data->primary))
+		return;
+
+	mod_delayed_work(system_dfl_wq, &hdev->d0i3_work,
+			 msecs_to_jiffies(SOF_HDA_D0I3_WORK_DELAY_MS));
+}
+EXPORT_SYMBOL_NS(hda_dsp_ipc4_schedule_d0i3_work, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_ipc4_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg)
+{
+	struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+	struct sof_ipc4_msg *msg_data = msg->msg_data;
+
+	if (hda_ipc4_tx_is_busy(sdev)) {
+		hdev->delayed_ipc_tx_msg = msg;
+		return 0;
+	}
+
+	hdev->delayed_ipc_tx_msg = NULL;
+
+	/* send the message via mailbox */
+	if (msg_data->data_size)
+		sof_mailbox_write(sdev, sdev->host_box.offset, msg_data->data_ptr,
+				  msg_data->data_size);
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE, msg_data->extension);
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCI,
+			  msg_data->primary | HDA_DSP_REG_HIPCI_BUSY);
+
+	hda_dsp_ipc4_schedule_d0i3_work(hdev, msg);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_dsp_ipc4_send_msg, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_dsp_ipc_get_reply(struct snd_sof_dev *sdev)
+{
+	struct snd_sof_ipc_msg *msg = sdev->msg;
+	struct sof_ipc_reply reply;
+	struct sof_ipc_cmd_hdr *hdr;
+
+	/*
+	 * Sometimes, there is unexpected reply ipc arriving. The reply
+	 * ipc belongs to none of the ipcs sent from driver.
+	 * In this case, the driver must ignore the ipc.
+	 */
+	if (!msg) {
+		dev_warn(sdev->dev, "unexpected ipc interrupt raised!\n");
+		return;
+	}
+
+	hdr = msg->msg_data;
+	if (hdr->cmd == (SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CTX_SAVE) ||
+	    hdr->cmd == (SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_GATE)) {
+		/*
+		 * memory windows are powered off before sending IPC reply,
+		 * so we can't read the mailbox for CTX_SAVE and PM_GATE
+		 * replies.
+		 */
+		reply.error = 0;
+		reply.hdr.cmd = SOF_IPC_GLB_REPLY;
+		reply.hdr.size = sizeof(reply);
+		memcpy(msg->reply_data, &reply, sizeof(reply));
+
+		msg->reply_error = 0;
+	} else {
+		snd_sof_ipc_get_reply(sdev);
+	}
+}
+EXPORT_SYMBOL_NS(hda_dsp_ipc_get_reply, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+irqreturn_t hda_dsp_ipc4_irq_thread(int irq, void *context)
+{
+	struct sof_ipc4_msg notification_data = {{ 0 }};
+	struct snd_sof_dev *sdev = context;
+	bool ack_received = false;
+	bool ipc_irq = false;
+	u32 hipcie, hipct;
+
+	hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE);
+	hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT);
+
+	if (hipcie & HDA_DSP_REG_HIPCIE_DONE) {
+		/* DSP received the message */
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCCTL,
+					HDA_DSP_REG_HIPCCTL_DONE, 0);
+		hda_dsp_ipc_dsp_done(sdev);
+
+		ipc_irq = true;
+		ack_received = true;
+	}
+
+	if (hipct & HDA_DSP_REG_HIPCT_BUSY) {
+		/* Message from DSP (reply or notification) */
+		u32 hipcte = snd_sof_dsp_read(sdev, HDA_DSP_BAR,
+					      HDA_DSP_REG_HIPCTE);
+		u32 primary = hipct & HDA_DSP_REG_HIPCT_MSG_MASK;
+		u32 extension = hipcte & HDA_DSP_REG_HIPCTE_MSG_MASK;
+
+		/* mask BUSY interrupt */
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCCTL,
+					HDA_DSP_REG_HIPCCTL_BUSY, 0);
+
+		if (primary & SOF_IPC4_MSG_DIR_MASK) {
+			/* Reply received */
+			if (likely(sdev->fw_state == SOF_FW_BOOT_COMPLETE)) {
+				struct sof_ipc4_msg *data = sdev->ipc->msg.reply_data;
+
+				data->primary = primary;
+				data->extension = extension;
+
+				guard(spinlock_irq)(&sdev->ipc_lock);
+				snd_sof_ipc_get_reply(sdev);
+				hda_dsp_ipc_host_done(sdev);
+				snd_sof_ipc_reply(sdev, data->primary);
+			} else {
+				dev_dbg_ratelimited(sdev->dev,
+						    "IPC reply before FW_READY: %#x|%#x\n",
+						    primary, extension);
+			}
+		} else {
+			/* Notification received */
+
+			notification_data.primary = primary;
+			notification_data.extension = extension;
+			sdev->ipc->msg.rx_data = &notification_data;
+			snd_sof_ipc_msgs_rx(sdev);
+			sdev->ipc->msg.rx_data = NULL;
+
+			/* Let DSP know that we have finished processing the message */
+			hda_dsp_ipc_host_done(sdev);
+		}
+
+		ipc_irq = true;
+	}
+
+	if (!ipc_irq)
+		/* This interrupt is not shared so no need to return IRQ_NONE. */
+		dev_dbg_ratelimited(sdev->dev, "nothing to do in IPC IRQ thread\n");
+
+	if (ack_received) {
+		struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+
+		if (hdev->delayed_ipc_tx_msg)
+			hda_dsp_ipc4_send_msg(sdev, hdev->delayed_ipc_tx_msg);
+	}
+
+	return IRQ_HANDLED;
+}
+EXPORT_SYMBOL_NS(hda_dsp_ipc4_irq_thread, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+/* IPC handler thread */
+irqreturn_t hda_dsp_ipc_irq_thread(int irq, void *context)
+{
+	struct snd_sof_dev *sdev = context;
+	u32 hipci;
+	u32 hipcie;
+	u32 hipct;
+	u32 hipcte;
+	u32 msg;
+	u32 msg_ext;
+	bool ipc_irq = false;
+
+	/* read IPC status */
+	hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR,
+				  HDA_DSP_REG_HIPCIE);
+	hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT);
+	hipci = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCI);
+	hipcte = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCTE);
+
+	/* is this a reply message from the DSP */
+	if (hipcie & HDA_DSP_REG_HIPCIE_DONE) {
+		msg = hipci & HDA_DSP_REG_HIPCI_MSG_MASK;
+		msg_ext = hipcie & HDA_DSP_REG_HIPCIE_MSG_MASK;
+
+		trace_sof_intel_ipc_firmware_response(sdev, msg, msg_ext);
+
+		/* mask Done interrupt */
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+					HDA_DSP_REG_HIPCCTL,
+					HDA_DSP_REG_HIPCCTL_DONE, 0);
+
+		/*
+		 * Make sure the interrupt thread cannot be preempted between
+		 * waking up the sender and re-enabling the interrupt. Also
+		 * protect against a theoretical race with sof_ipc_tx_message():
+		 * if the DSP is fast enough to receive an IPC message, reply to
+		 * it, and the host interrupt processing calls this function on
+		 * a different core from the one, where the sending is taking
+		 * place, the message might not yet be marked as expecting a
+		 * reply.
+		 */
+		if (likely(sdev->fw_state == SOF_FW_BOOT_COMPLETE)) {
+			/* handle immediate reply from DSP core */
+			guard(spinlock_irq)(&sdev->ipc_lock);
+			hda_dsp_ipc_get_reply(sdev);
+			snd_sof_ipc_reply(sdev, msg);
+			/* set the done bit */
+			hda_dsp_ipc_dsp_done(sdev);
+		} else {
+			dev_dbg_ratelimited(sdev->dev, "IPC reply before FW_READY: %#x\n",
+					    msg);
+		}
+
+		ipc_irq = true;
+	}
+
+	/* is this a new message from DSP */
+	if (hipct & HDA_DSP_REG_HIPCT_BUSY) {
+		msg = hipct & HDA_DSP_REG_HIPCT_MSG_MASK;
+		msg_ext = hipcte & HDA_DSP_REG_HIPCTE_MSG_MASK;
+
+		trace_sof_intel_ipc_firmware_initiated(sdev, msg, msg_ext);
+
+		/* mask BUSY interrupt */
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+					HDA_DSP_REG_HIPCCTL,
+					HDA_DSP_REG_HIPCCTL_BUSY, 0);
+
+		/* handle messages from DSP */
+		if ((hipct & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) {
+			struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+			bool non_recoverable = true;
+
+			/*
+			 * This is a PANIC message!
+			 *
+			 * If it is arriving during firmware boot and it is not
+			 * the last boot attempt then change the non_recoverable
+			 * to false as the DSP might be able to boot in the next
+			 * iteration(s)
+			 */
+			if (sdev->fw_state == SOF_FW_BOOT_IN_PROGRESS &&
+			    hda->boot_iteration < HDA_FW_BOOT_ATTEMPTS)
+				non_recoverable = false;
+
+			snd_sof_dsp_panic(sdev, HDA_DSP_PANIC_OFFSET(msg_ext),
+					  non_recoverable);
+		} else {
+			/* normal message - process normally */
+			snd_sof_ipc_msgs_rx(sdev);
+		}
+
+		hda_dsp_ipc_host_done(sdev);
+
+		ipc_irq = true;
+	}
+
+	if (!ipc_irq) {
+		/*
+		 * This interrupt is not shared so no need to return IRQ_NONE.
+		 */
+		dev_dbg_ratelimited(sdev->dev,
+				    "nothing to do in IPC IRQ thread\n");
+	}
+
+	return IRQ_HANDLED;
+}
+EXPORT_SYMBOL_NS(hda_dsp_ipc_irq_thread, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+/* Check if an IPC IRQ occurred */
+bool hda_dsp_check_ipc_irq(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	bool ret = false;
+	u32 irq_status;
+
+	if (sdev->dspless_mode_selected)
+		return false;
+
+	/* store status */
+	irq_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS);
+	trace_sof_intel_hda_irq_ipc_check(sdev, irq_status);
+
+	/* invalid message ? */
+	if (irq_status == 0xffffffff)
+		goto out;
+
+	/* IPC message ? */
+	if (irq_status & HDA_DSP_ADSPIS_IPC)
+		ret = true;
+
+	/* CLDMA message ? */
+	if (irq_status & HDA_DSP_ADSPIS_CL_DMA) {
+		hda->code_loading = 0;
+		wake_up(&hda->waitq);
+		ret = false;
+	}
+
+out:
+	return ret;
+}
+EXPORT_SYMBOL_NS(hda_dsp_check_ipc_irq, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_ipc_get_mailbox_offset(struct snd_sof_dev *sdev)
+{
+	return HDA_DSP_MBOX_UPLINK_OFFSET;
+}
+EXPORT_SYMBOL_NS(hda_dsp_ipc_get_mailbox_offset, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_ipc_get_window_offset(struct snd_sof_dev *sdev, u32 id)
+{
+	return SRAM_WINDOW_OFFSET(id);
+}
+EXPORT_SYMBOL_NS(hda_dsp_ipc_get_window_offset, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_ipc_msg_data(struct snd_sof_dev *sdev,
+		     struct snd_sof_pcm_stream *sps,
+		     void *p, size_t sz)
+{
+	if (!sps || !sdev->stream_box.size) {
+		sof_mailbox_read(sdev, sdev->dsp_box.offset, p, sz);
+	} else {
+		struct snd_pcm_substream *substream = sps->substream;
+		struct hdac_stream *hstream = substream->runtime->private_data;
+		struct sof_intel_hda_stream *hda_stream;
+
+		hda_stream = container_of(hstream,
+					  struct sof_intel_hda_stream,
+					  hext_stream.hstream);
+
+		/* The stream might already be closed */
+		if (!hstream)
+			return -ESTRPIPE;
+
+		sof_mailbox_read(sdev, hda_stream->sof_intel_stream.posn_offset, p, sz);
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_ipc_msg_data, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_set_stream_data_offset(struct snd_sof_dev *sdev,
+			       struct snd_sof_pcm_stream *sps,
+			       size_t posn_offset)
+{
+	struct snd_pcm_substream *substream = sps->substream;
+	struct hdac_stream *hstream = substream->runtime->private_data;
+	struct sof_intel_hda_stream *hda_stream;
+
+	hda_stream = container_of(hstream, struct sof_intel_hda_stream,
+				  hext_stream.hstream);
+
+	/* check for unaligned offset or overflow */
+	if (posn_offset > sdev->stream_box.size ||
+	    posn_offset % sizeof(struct sof_ipc_stream_posn) != 0)
+		return -EINVAL;
+
+	hda_stream->sof_intel_stream.posn_offset = sdev->stream_box.offset + posn_offset;
+
+	dev_dbg(sdev->dev, "pcm: stream dir %d, posn mailbox offset is %zu",
+		substream->stream, hda_stream->sof_intel_stream.posn_offset);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_set_stream_data_offset, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_ipc4_dsp_dump(struct snd_sof_dev *sdev, u32 flags)
+{
+	char *level = (flags & SOF_DBG_DUMP_OPTIONAL) ? KERN_DEBUG : KERN_ERR;
+
+	/* print ROM/FW status */
+	hda_dsp_get_state(sdev, level);
+
+	if (flags & SOF_DBG_DUMP_REGS)
+		sof_ipc4_intel_dump_telemetry_state(sdev, flags);
+	else
+		hda_dsp_dump_ext_rom_status(sdev, level, flags);
+}
+EXPORT_SYMBOL_NS(hda_ipc4_dsp_dump, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+bool hda_check_ipc_irq(struct snd_sof_dev *sdev)
+{
+	const struct sof_intel_dsp_desc *chip;
+
+	chip = get_chip_info(sdev->pdata);
+	if (chip && chip->check_ipc_irq)
+		return chip->check_ipc_irq(sdev);
+
+	return false;
+}
+EXPORT_SYMBOL_NS(hda_check_ipc_irq, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_ipc_irq_dump(struct snd_sof_dev *sdev)
+{
+	u32 adspis;
+	u32 intsts;
+	u32 intctl;
+	u32 ppsts;
+	u8 rirbsts;
+
+	/* read key IRQ stats and config registers */
+	adspis = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS);
+	intsts = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS);
+	intctl = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL);
+	ppsts = snd_sof_dsp_read(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPSTS);
+	rirbsts = snd_sof_dsp_read8(sdev, HDA_DSP_HDA_BAR, AZX_REG_RIRBSTS);
+
+	dev_err(sdev->dev, "hda irq intsts 0x%8.8x intlctl 0x%8.8x rirb %2.2x\n",
+		intsts, intctl, rirbsts);
+	dev_err(sdev->dev, "dsp irq ppsts 0x%8.8x adspis 0x%8.8x\n", ppsts, adspis);
+}
+EXPORT_SYMBOL_NS(hda_ipc_irq_dump, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_ipc_dump(struct snd_sof_dev *sdev)
+{
+	u32 hipcie;
+	u32 hipct;
+	u32 hipcctl;
+
+	hda_ipc_irq_dump(sdev);
+
+	/* read IPC status */
+	hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE);
+	hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT);
+	hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCCTL);
+
+	/* dump the IPC regs */
+	/* TODO: parse the raw msg */
+	dev_err(sdev->dev, "host status 0x%8.8x dsp status 0x%8.8x mask 0x%8.8x\n",
+		hipcie, hipct, hipcctl);
+}
+EXPORT_SYMBOL_NS(hda_ipc_dump, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_ipc4_dump(struct snd_sof_dev *sdev)
+{
+	u32 hipci, hipcie, hipct, hipcte, hipcctl;
+
+	hda_ipc_irq_dump(sdev);
+
+	hipci = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCI);
+	hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE);
+	hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT);
+	hipcte = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCTE);
+	hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCCTL);
+
+	/* dump the IPC regs */
+	/* TODO: parse the raw msg */
+	dev_err(sdev->dev, "Host IPC initiator: %#x|%#x, target: %#x|%#x, ctl: %#x\n",
+		hipci, hipcie, hipct, hipcte, hipcctl);
+}
+EXPORT_SYMBOL_NS(hda_ipc4_dump, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+bool hda_ipc4_tx_is_busy(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	u32 val;
+
+	val = snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->ipc_req);
+
+	return !!(val & chip->ipc_req_mask);
+}
+EXPORT_SYMBOL_NS(hda_ipc4_tx_is_busy, "SND_SOC_SOF_INTEL_HDA_COMMON");

linux-7.2.3/sound/soc/sof/intel/hda-ipc.h

@@ -0,0 +1,56 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2019 Intel Corporation
+ *
+ * Author: Keyon Jie <yang.jie@linux.intel.com>
+ */
+
+#ifndef __SOF_INTEL_HDA_IPC_H
+#define __SOF_INTEL_HDA_IPC_H
+
+/*
+ * Primary register, mapped to
+ * - DIPCTDR (HIPCIDR) in sideband IPC (cAVS 1.8+)
+ * - DIPCT in cAVS 1.5 IPC
+ *
+ * Secondary register, mapped to:
+ * - DIPCTDD (HIPCIDD) in sideband IPC (cAVS 1.8+)
+ * - DIPCTE in cAVS 1.5 IPC
+ */
+
+/* Common bits in primary register */
+
+/* Reserved for doorbell */
+#define HDA_IPC_RSVD_31		BIT(31)
+/* Target, 0 - normal message, 1 - compact message(cAVS compatible) */
+#define HDA_IPC_MSG_COMPACT	BIT(30)
+/* Direction, 0 - request, 1 - response */
+#define HDA_IPC_RSP		BIT(29)
+
+#define HDA_IPC_TYPE_SHIFT	24
+#define HDA_IPC_TYPE_MASK	GENMASK(28, 24)
+#define HDA_IPC_TYPE(x)		((x) << HDA_IPC_TYPE_SHIFT)
+
+#define HDA_IPC_PM_GATE		HDA_IPC_TYPE(0x8U)
+
+/* Command specific payload bits in secondary register */
+
+/* Disable DMA tracing (0 - keep tracing, 1 - to disable DMA trace) */
+#define HDA_PM_NO_DMA_TRACE	BIT(4)
+/* Prevent clock gating (0 - cg allowed, 1 - DSP clock always on) */
+#define HDA_PM_PCG		BIT(3)
+/* Prevent power gating (0 - deep power state transitions allowed) */
+#define HDA_PM_PPG		BIT(2)
+/* Indicates whether streaming is active */
+#define HDA_PM_PG_STREAMING	BIT(1)
+#define HDA_PM_PG_RSVD		BIT(0)
+
+irqreturn_t cnl_ipc_irq_thread(int irq, void *context);
+int cnl_ipc_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg);
+void cnl_ipc_dump(struct snd_sof_dev *sdev);
+void cnl_ipc4_dump(struct snd_sof_dev *sdev);
+
+#endif

linux-7.2.3/sound/soc/sof/intel/hda-loader-skl.c

@@ -0,0 +1,578 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2022 Intel Corporation
+//
+
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/firmware.h>
+#include <linux/fs.h>
+#include <linux/interrupt.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/slab.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/sof.h>
+#include <sound/pcm_params.h>
+
+#include "../sof-priv.h"
+#include "../ops.h"
+#include "hda.h"
+
+#define HDA_SKL_WAIT_TIMEOUT		500	/* 500 msec */
+#define HDA_SKL_CLDMA_MAX_BUFFER_SIZE	(32 * PAGE_SIZE)
+
+/* Stream Reset */
+#define HDA_CL_SD_CTL_SRST_SHIFT	0
+#define HDA_CL_SD_CTL_SRST(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_SRST_SHIFT)
+
+/* Stream Run */
+#define HDA_CL_SD_CTL_RUN_SHIFT		1
+#define HDA_CL_SD_CTL_RUN(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_RUN_SHIFT)
+
+/* Interrupt On Completion Enable */
+#define HDA_CL_SD_CTL_IOCE_SHIFT	2
+#define HDA_CL_SD_CTL_IOCE(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_IOCE_SHIFT)
+
+/* FIFO Error Interrupt Enable */
+#define HDA_CL_SD_CTL_FEIE_SHIFT	3
+#define HDA_CL_SD_CTL_FEIE(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_FEIE_SHIFT)
+
+/* Descriptor Error Interrupt Enable */
+#define HDA_CL_SD_CTL_DEIE_SHIFT	4
+#define HDA_CL_SD_CTL_DEIE(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_DEIE_SHIFT)
+
+/* FIFO Limit Change */
+#define HDA_CL_SD_CTL_FIFOLC_SHIFT	5
+#define HDA_CL_SD_CTL_FIFOLC(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_FIFOLC_SHIFT)
+
+/* Stripe Control */
+#define HDA_CL_SD_CTL_STRIPE_SHIFT	16
+#define HDA_CL_SD_CTL_STRIPE(x)		(((x) & 0x3) << \
+					HDA_CL_SD_CTL_STRIPE_SHIFT)
+
+/* Traffic Priority */
+#define HDA_CL_SD_CTL_TP_SHIFT		18
+#define HDA_CL_SD_CTL_TP(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_TP_SHIFT)
+
+/* Bidirectional Direction Control */
+#define HDA_CL_SD_CTL_DIR_SHIFT		19
+#define HDA_CL_SD_CTL_DIR(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_DIR_SHIFT)
+
+/* Stream Number */
+#define HDA_CL_SD_CTL_STRM_SHIFT	20
+#define HDA_CL_SD_CTL_STRM(x)		(((x) & 0xf) << \
+					HDA_CL_SD_CTL_STRM_SHIFT)
+
+#define HDA_CL_SD_CTL_INT(x)	\
+		(HDA_CL_SD_CTL_IOCE(x) | \
+		HDA_CL_SD_CTL_FEIE(x) | \
+		HDA_CL_SD_CTL_DEIE(x))
+
+#define HDA_CL_SD_CTL_INT_MASK	\
+		(HDA_CL_SD_CTL_IOCE(1) | \
+		HDA_CL_SD_CTL_FEIE(1) | \
+		HDA_CL_SD_CTL_DEIE(1))
+
+#define DMA_ADDRESS_128_BITS_ALIGNMENT	7
+#define BDL_ALIGN(x)			((x) >> DMA_ADDRESS_128_BITS_ALIGNMENT)
+
+/* Buffer Descriptor List Lower Base Address */
+#define HDA_CL_SD_BDLPLBA_SHIFT		7
+#define HDA_CL_SD_BDLPLBA_MASK		GENMASK(31, 7)
+#define HDA_CL_SD_BDLPLBA(x)		\
+	((BDL_ALIGN(lower_32_bits(x)) << HDA_CL_SD_BDLPLBA_SHIFT) & \
+	 HDA_CL_SD_BDLPLBA_MASK)
+
+/* Buffer Descriptor List Upper Base Address */
+#define HDA_CL_SD_BDLPUBA(x)		\
+			(upper_32_bits(x))
+
+/* Software Position in Buffer Enable */
+#define HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_SHIFT	0
+#define HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK	\
+			(1 << HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_SHIFT)
+
+#define HDA_CL_SPBFIFO_SPBFCCTL_SPIBE(x)	\
+			(((x) << HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_SHIFT) & \
+			 HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK)
+
+#define HDA_CL_DMA_SD_INT_COMPLETE		0x4
+
+static int cl_skl_cldma_setup_bdle(struct snd_sof_dev *sdev,
+				   struct snd_dma_buffer *dmab_data,
+				   __le32 **bdlp, int size, int with_ioc)
+{
+	phys_addr_t addr = virt_to_phys(dmab_data->area);
+	__le32 *bdl = *bdlp;
+
+	/*
+	 * This code is simplified by using one fragment of physical memory and assuming
+	 * all the code fits. This could be improved with scatter-gather but the firmware
+	 * size is limited by DSP memory anyways
+	 */
+	bdl[0] = cpu_to_le32(lower_32_bits(addr));
+	bdl[1] = cpu_to_le32(upper_32_bits(addr));
+	bdl[2] = cpu_to_le32(size);
+	bdl[3] = (!with_ioc) ? 0 : cpu_to_le32(0x01);
+
+	return 1; /* one fragment */
+}
+
+static void cl_skl_cldma_stream_run(struct snd_sof_dev *sdev, bool enable)
+{
+	int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
+	unsigned char val;
+	int retries;
+	u32 run = enable ? 0x1 : 0;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_SD_CTL,
+				HDA_CL_SD_CTL_RUN(1), HDA_CL_SD_CTL_RUN(run));
+
+	retries = 300;
+	do {
+		udelay(3);
+
+		/* waiting for hardware to report the stream Run bit set */
+		val = snd_sof_dsp_read(sdev, HDA_DSP_BAR,
+				       sd_offset + SOF_HDA_ADSP_REG_SD_CTL);
+		val &= HDA_CL_SD_CTL_RUN(1);
+		if (enable && val)
+			break;
+		else if (!enable && !val)
+			break;
+	} while (--retries);
+
+	if (retries == 0)
+		dev_err(sdev->dev, "%s: failed to set Run bit=%d enable=%d\n",
+			__func__, val, enable);
+}
+
+static void cl_skl_cldma_stream_clear(struct snd_sof_dev *sdev)
+{
+	int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
+
+	/* make sure Run bit is cleared before setting stream register */
+	cl_skl_cldma_stream_run(sdev, 0);
+
+	/* Disable the Interrupt On Completion, FIFO Error Interrupt,
+	 * Descriptor Error Interrupt and set the cldma stream number to 0.
+	 */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_SD_CTL,
+				HDA_CL_SD_CTL_INT_MASK, HDA_CL_SD_CTL_INT(0));
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_SD_CTL,
+				HDA_CL_SD_CTL_STRM(0xf), HDA_CL_SD_CTL_STRM(0));
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_SD_BDLPL, HDA_CL_SD_BDLPLBA(0));
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_SD_BDLPU, 0);
+
+	/* Set the Cyclic Buffer Length to 0. */
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_SD_CBL, 0);
+	/* Set the Last Valid Index. */
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_SD_LVI, 0);
+}
+
+static void cl_skl_cldma_setup_spb(struct snd_sof_dev *sdev,
+				   unsigned int size, bool enable)
+{
+	int sd_offset = SOF_DSP_REG_CL_SPBFIFO;
+
+	if (enable)
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+					sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPBFCCTL,
+					HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK,
+					HDA_CL_SPBFIFO_SPBFCCTL_SPIBE(1));
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPIB, size);
+}
+
+static void cl_skl_cldma_set_intr(struct snd_sof_dev *sdev, bool enable)
+{
+	u32 val = enable ? HDA_DSP_ADSPIC_CL_DMA : 0;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC,
+				HDA_DSP_ADSPIC_CL_DMA, val);
+}
+
+static void cl_skl_cldma_cleanup_spb(struct snd_sof_dev *sdev)
+{
+	int sd_offset = SOF_DSP_REG_CL_SPBFIFO;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPBFCCTL,
+				HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK,
+				HDA_CL_SPBFIFO_SPBFCCTL_SPIBE(0));
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPIB, 0);
+}
+
+static void cl_skl_cldma_setup_controller(struct snd_sof_dev *sdev,
+					  struct snd_dma_buffer *dmab_bdl,
+					  unsigned int max_size, u32 count)
+{
+	int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
+
+	/* Clear the stream first and then set it. */
+	cl_skl_cldma_stream_clear(sdev);
+
+	/* setting the stream register */
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_SD_BDLPL,
+			  HDA_CL_SD_BDLPLBA(dmab_bdl->addr));
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_SD_BDLPU,
+			  HDA_CL_SD_BDLPUBA(dmab_bdl->addr));
+
+	/* Set the Cyclic Buffer Length. */
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_SD_CBL, max_size);
+	/* Set the Last Valid Index. */
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_SD_LVI, count - 1);
+
+	/* Set the Interrupt On Completion, FIFO Error Interrupt,
+	 * Descriptor Error Interrupt and the cldma stream number.
+	 */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_SD_CTL,
+				HDA_CL_SD_CTL_INT_MASK, HDA_CL_SD_CTL_INT(1));
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_SD_CTL,
+				HDA_CL_SD_CTL_STRM(0xf),
+				HDA_CL_SD_CTL_STRM(1));
+}
+
+static int cl_stream_prepare_skl(struct snd_sof_dev *sdev,
+				 struct snd_dma_buffer *dmab,
+				 struct snd_dma_buffer *dmab_bdl)
+
+{
+	unsigned int bufsize = HDA_SKL_CLDMA_MAX_BUFFER_SIZE;
+	__le32 *bdl;
+	int frags;
+	int ret;
+
+	ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, bufsize, dmab);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: failed to alloc fw buffer: %x\n", __func__, ret);
+		return ret;
+	}
+
+	ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, bufsize, dmab_bdl);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: failed to alloc blde: %x\n", __func__, ret);
+		snd_dma_free_pages(dmab);
+		return ret;
+	}
+
+	bdl = (__le32 *)dmab_bdl->area;
+	frags = cl_skl_cldma_setup_bdle(sdev, dmab, &bdl, bufsize, 1);
+	cl_skl_cldma_setup_controller(sdev, dmab_bdl, bufsize, frags);
+
+	return ret;
+}
+
+static void cl_cleanup_skl(struct snd_sof_dev *sdev,
+			   struct snd_dma_buffer *dmab,
+			   struct snd_dma_buffer *dmab_bdl)
+{
+	cl_skl_cldma_cleanup_spb(sdev);
+	cl_skl_cldma_stream_clear(sdev);
+	snd_dma_free_pages(dmab);
+	snd_dma_free_pages(dmab_bdl);
+}
+
+static int cl_dsp_init_skl(struct snd_sof_dev *sdev,
+			   struct snd_dma_buffer *dmab,
+			   struct snd_dma_buffer *dmab_bdl)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	unsigned int status;
+	u32 flags;
+	int ret;
+
+	/* check if the init_core is already enabled, if yes, reset and make it run,
+	 * if not, powerdown and enable it again.
+	 */
+	if (hda_dsp_core_is_enabled(sdev, chip->init_core_mask)) {
+		/* if enabled, reset it, and run the init_core. */
+		ret = hda_dsp_core_stall_reset(sdev, chip->init_core_mask);
+		if (ret < 0)
+			goto err;
+
+		ret = hda_dsp_core_run(sdev, chip->init_core_mask);
+		if (ret < 0) {
+			dev_err(sdev->dev, "%s: dsp core start failed %d\n", __func__, ret);
+			goto err;
+		}
+	} else {
+		/* if not enabled, power down it first and then powerup and run
+		 * the init_core.
+		 */
+		ret = hda_dsp_core_reset_power_down(sdev, chip->init_core_mask);
+		if (ret < 0) {
+			dev_err(sdev->dev, "%s: dsp core0 disable fail: %d\n", __func__, ret);
+			goto err;
+		}
+		ret = hda_dsp_enable_core(sdev, chip->init_core_mask);
+		if (ret < 0) {
+			dev_err(sdev->dev, "%s: dsp core0 enable fail: %d\n", __func__, ret);
+			goto err;
+		}
+	}
+
+	/* prepare DMA for code loader stream */
+	ret = cl_stream_prepare_skl(sdev, dmab, dmab_bdl);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: dma prepare fw loading err: %x\n", __func__, ret);
+		return ret;
+	}
+
+	/* enable the interrupt */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC,
+				HDA_DSP_ADSPIC_IPC, HDA_DSP_ADSPIC_IPC);
+
+	/* enable IPC DONE interrupt */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl,
+				HDA_DSP_REG_HIPCCTL_DONE,
+				HDA_DSP_REG_HIPCCTL_DONE);
+
+	/* enable IPC BUSY interrupt */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl,
+				HDA_DSP_REG_HIPCCTL_BUSY,
+				HDA_DSP_REG_HIPCCTL_BUSY);
+
+	/* polling the ROM init status information. */
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR,
+					    chip->rom_status_reg, status,
+					    (FSR_TO_STATE_CODE(status)
+					     == FSR_STATE_INIT_DONE),
+					    HDA_DSP_REG_POLL_INTERVAL_US,
+					    chip->rom_init_timeout *
+					    USEC_PER_MSEC);
+	if (ret < 0)
+		goto err;
+
+	return ret;
+
+err:
+	flags = SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX;
+
+	snd_sof_dsp_dbg_dump(sdev, "Boot failed\n", flags);
+	cl_cleanup_skl(sdev, dmab, dmab_bdl);
+	hda_dsp_core_reset_power_down(sdev, chip->init_core_mask);
+	return ret;
+}
+
+static void cl_skl_cldma_fill_buffer(struct snd_sof_dev *sdev,
+				     struct snd_dma_buffer *dmab,
+				     unsigned int bufsize,
+				     unsigned int copysize,
+				     const void *curr_pos,
+				     bool intr_enable)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+
+	/* copy the image into the buffer with the maximum buffer size. */
+	unsigned int size = (bufsize == copysize) ? bufsize : copysize;
+
+	memcpy(dmab->area, curr_pos, size);
+
+	/* Set the wait condition for every load. */
+	hda->code_loading = 1;
+
+	/* Set the interrupt. */
+	if (intr_enable)
+		cl_skl_cldma_set_intr(sdev, true);
+
+	/* Set the SPB. */
+	cl_skl_cldma_setup_spb(sdev, size, true);
+
+	/* Trigger the code loading stream. */
+	cl_skl_cldma_stream_run(sdev, true);
+}
+
+static int cl_skl_cldma_wait_interruptible(struct snd_sof_dev *sdev,
+					   bool intr_wait)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
+	u8 cl_dma_intr_status;
+
+	/*
+	 * Wait for CLDMA interrupt to inform the binary segment transfer is
+	 * complete.
+	 */
+	if (!wait_event_timeout(hda->waitq, !hda->code_loading,
+				msecs_to_jiffies(HDA_SKL_WAIT_TIMEOUT))) {
+		dev_err(sdev->dev, "cldma copy timeout\n");
+		dev_err(sdev->dev, "ROM code=%#x: FW status=%#x\n",
+			snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_ROM_ERROR),
+			snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg));
+		return -EIO;
+	}
+
+	/* now check DMA interrupt status */
+	cl_dma_intr_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR,
+					      sd_offset + SOF_HDA_ADSP_REG_SD_STS);
+
+	if (!(cl_dma_intr_status & HDA_CL_DMA_SD_INT_COMPLETE)) {
+		dev_err(sdev->dev, "cldma copy failed\n");
+		return -EIO;
+	}
+
+	dev_dbg(sdev->dev, "cldma buffer copy complete\n");
+	return 0;
+}
+
+static int
+cl_skl_cldma_copy_to_buf(struct snd_sof_dev *sdev,
+			 struct snd_dma_buffer *dmab,
+			 const void *bin,
+			 u32 total_size, u32 bufsize)
+{
+	unsigned int bytes_left = total_size;
+	const void *curr_pos = bin;
+	int ret;
+
+	if (total_size <= 0)
+		return -EINVAL;
+
+	while (bytes_left > 0) {
+		if (bytes_left > bufsize) {
+			dev_dbg(sdev->dev, "cldma copy %#x bytes\n", bufsize);
+
+			cl_skl_cldma_fill_buffer(sdev, dmab, bufsize, bufsize, curr_pos, true);
+
+			ret = cl_skl_cldma_wait_interruptible(sdev, false);
+			if (ret < 0) {
+				dev_err(sdev->dev, "%s: fw failed to load. %#x bytes remaining\n",
+					__func__, bytes_left);
+				return ret;
+			}
+
+			bytes_left -= bufsize;
+			curr_pos += bufsize;
+		} else {
+			dev_dbg(sdev->dev, "cldma copy %#x bytes\n", bytes_left);
+
+			cl_skl_cldma_set_intr(sdev, false);
+			cl_skl_cldma_fill_buffer(sdev, dmab, bufsize, bytes_left, curr_pos, false);
+			return 0;
+		}
+	}
+
+	return bytes_left;
+}
+
+static int cl_copy_fw_skl(struct snd_sof_dev *sdev,
+			  struct snd_dma_buffer *dmab)
+
+{
+	const struct firmware *fw =  sdev->basefw.fw;
+	struct firmware stripped_firmware;
+	unsigned int bufsize = HDA_SKL_CLDMA_MAX_BUFFER_SIZE;
+	int ret;
+
+	stripped_firmware.data = fw->data + sdev->basefw.payload_offset;
+	stripped_firmware.size = fw->size - sdev->basefw.payload_offset;
+
+	dev_dbg(sdev->dev, "firmware size: %#zx buffer size %#x\n", fw->size, bufsize);
+
+	ret = cl_skl_cldma_copy_to_buf(sdev, dmab, stripped_firmware.data,
+				       stripped_firmware.size, bufsize);
+	if (ret < 0)
+		dev_err(sdev->dev, "%s: fw copy failed %d\n", __func__, ret);
+
+	return ret;
+}
+
+int hda_dsp_cl_boot_firmware_skl(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	struct snd_dma_buffer dmab_bdl;
+	struct snd_dma_buffer dmab;
+	unsigned int reg;
+	u32 flags;
+	int ret;
+
+	ret = cl_dsp_init_skl(sdev, &dmab, &dmab_bdl);
+
+	/* retry enabling core and ROM load. seemed to help */
+	if (ret < 0) {
+		ret = cl_dsp_init_skl(sdev, &dmab, &dmab_bdl);
+		if (ret < 0) {
+			dev_err(sdev->dev, "Error code=%#x: FW status=%#x\n",
+				snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_ROM_ERROR),
+				snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg));
+			dev_err(sdev->dev, "Core En/ROM load fail:%d\n", ret);
+			return ret;
+		}
+	}
+
+	dev_dbg(sdev->dev, "ROM init successful\n");
+
+	/* at this point DSP ROM has been initialized and should be ready for
+	 * code loading and firmware boot
+	 */
+	ret = cl_copy_fw_skl(sdev, &dmab);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: load firmware failed : %d\n", __func__, ret);
+		goto err;
+	}
+
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR,
+					    chip->rom_status_reg, reg,
+					    (FSR_TO_STATE_CODE(reg)
+					     == FSR_STATE_ROM_BASEFW_ENTERED),
+					    HDA_DSP_REG_POLL_INTERVAL_US,
+					    HDA_DSP_BASEFW_TIMEOUT_US);
+
+	dev_dbg(sdev->dev, "Firmware download successful, booting...\n");
+
+	cl_skl_cldma_stream_run(sdev, false);
+	cl_cleanup_skl(sdev, &dmab, &dmab_bdl);
+
+	if (!ret)
+		return chip->init_core_mask;
+
+	return ret;
+
+err:
+	flags = SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX;
+
+	snd_sof_dsp_dbg_dump(sdev, "Boot failed\n", flags);
+
+	/* power down DSP */
+	hda_dsp_core_reset_power_down(sdev, chip->init_core_mask);
+	cl_skl_cldma_stream_run(sdev, false);
+	cl_cleanup_skl(sdev, &dmab, &dmab_bdl);
+
+	dev_err(sdev->dev, "%s: load fw failed err: %d\n", __func__, ret);
+	return ret;
+}

linux-7.2.3/sound/soc/sof/intel/hda-loader.c

@@ -0,0 +1,640 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//	    Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//	    Rander Wang <rander.wang@intel.com>
+//          Keyon Jie <yang.jie@linux.intel.com>
+//
+
+/*
+ * Hardware interface for HDA DSP code loader
+ */
+
+#include <linux/firmware.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/hda_register.h>
+#include <sound/sof.h>
+#include <sound/sof/ipc4/header.h>
+#include "ext_manifest.h"
+#include "../ipc4-priv.h"
+#include "../ops.h"
+#include "../sof-priv.h"
+#include "hda.h"
+
+static bool persistent_cl_buffer = true;
+module_param(persistent_cl_buffer, bool, 0444);
+MODULE_PARM_DESC(persistent_cl_buffer, "Persistent Code Loader DMA buffer "
+		 "(default = Y, use N to force buffer re-allocation)");
+
+static void hda_ssp_set_cbp_cfp(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	int i;
+
+	/* DSP is powered up, set all SSPs to clock consumer/codec provider mode */
+	for (i = 0; i < chip->ssp_count; i++) {
+		snd_sof_dsp_update_bits_unlocked(sdev, HDA_DSP_BAR,
+						 chip->ssp_base_offset
+						 + i * SSP_DEV_MEM_SIZE
+						 + SSP_SSC1_OFFSET,
+						 SSP_SET_CBP_CFP,
+						 SSP_SET_CBP_CFP);
+	}
+}
+
+struct hdac_ext_stream*
+hda_cl_prepare(struct device *dev, unsigned int format, unsigned int size,
+	       struct snd_dma_buffer *dmab, bool persistent_buffer, int direction,
+	       bool is_iccmax)
+{
+	return hda_data_stream_prepare(dev, format, size, dmab, persistent_buffer,
+				       direction, is_iccmax, false);
+}
+EXPORT_SYMBOL_NS(hda_cl_prepare, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+/*
+ * first boot sequence has some extra steps.
+ * power on all host managed cores and only unstall/run the boot core to boot the
+ * DSP then turn off all non boot cores (if any) is powered on.
+ */
+int cl_dsp_init(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	unsigned int status, target_status;
+	u32 flags, ipc_hdr, j;
+	unsigned long mask;
+	char *dump_msg;
+	int ret;
+
+	/* step 1: power up corex */
+	ret = hda_dsp_core_power_up(sdev, chip->host_managed_cores_mask);
+	if (ret < 0) {
+		if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+			dev_err(sdev->dev, "error: dsp core 0/1 power up failed\n");
+		goto err;
+	}
+
+	hda_ssp_set_cbp_cfp(sdev);
+
+	/* step 2: Send ROM_CONTROL command (stream_tag is ignored for IMR boot) */
+	ipc_hdr = chip->ipc_req_mask | HDA_DSP_ROM_IPC_CONTROL;
+	if (!imr_boot)
+		ipc_hdr |= HDA_DSP_ROM_IPC_PURGE_FW | ((stream_tag - 1) << 9);
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR, chip->ipc_req, ipc_hdr);
+
+	/* step 3: unset core 0 reset state & unstall/run core 0 */
+	ret = hda_dsp_core_run(sdev, chip->init_core_mask);
+	if (ret < 0) {
+		if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+			dev_err(sdev->dev,
+				"error: dsp core start failed %d\n", ret);
+		ret = -EIO;
+		goto err;
+	}
+
+	/* step 4: wait for IPC DONE bit from ROM */
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR,
+					    chip->ipc_ack, status,
+					    ((status & chip->ipc_ack_mask)
+						    == chip->ipc_ack_mask),
+					    HDA_DSP_REG_POLL_INTERVAL_US,
+					    HDA_DSP_INIT_TIMEOUT_US);
+
+	if (ret < 0) {
+		if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+			dev_err(sdev->dev,
+				"error: %s: timeout for HIPCIE done\n",
+				__func__);
+		goto err;
+	}
+
+	/* set DONE bit to clear the reply IPC message */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR,
+				       chip->ipc_ack,
+				       chip->ipc_ack_mask,
+				       chip->ipc_ack_mask);
+
+	/* step 5: power down cores that are no longer needed */
+	ret = hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask &
+					   ~(chip->init_core_mask));
+	if (ret < 0) {
+		if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+			dev_err(sdev->dev,
+				"error: dsp core x power down failed\n");
+		goto err;
+	}
+
+	/* step 6: enable IPC interrupts */
+	hda_dsp_ipc_int_enable(sdev);
+
+	/*
+	 * step 7:
+	 * - Cold/Full boot: wait for ROM init to proceed to download the firmware
+	 * - IMR boot: wait for ROM firmware entered (firmware booted up from IMR)
+	 */
+	if (imr_boot)
+		target_status = FSR_STATE_FW_ENTERED;
+	else
+		target_status = FSR_STATE_INIT_DONE;
+
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR,
+					chip->rom_status_reg, status,
+					(FSR_TO_STATE_CODE(status) == target_status),
+					HDA_DSP_REG_POLL_INTERVAL_US,
+					chip->rom_init_timeout *
+					USEC_PER_MSEC);
+	if (!ret) {
+		/* set enabled cores mask and increment ref count for cores in init_core_mask */
+		sdev->enabled_cores_mask |= chip->init_core_mask;
+		mask = sdev->enabled_cores_mask;
+		for_each_set_bit(j, &mask, SOF_MAX_DSP_NUM_CORES)
+			sdev->dsp_core_ref_count[j]++;
+		return 0;
+	}
+
+	if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+		dev_err(sdev->dev,
+			"%s: timeout with rom_status_reg (%#x) read\n",
+			__func__, chip->rom_status_reg);
+
+err:
+	flags = SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX | SOF_DBG_DUMP_OPTIONAL;
+
+	/* after max boot attempts make sure that the dump is printed */
+	if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+		flags &= ~SOF_DBG_DUMP_OPTIONAL;
+
+	dump_msg = kasprintf(GFP_KERNEL, "Boot iteration failed: %d/%d",
+			     hda->boot_iteration, HDA_FW_BOOT_ATTEMPTS);
+	snd_sof_dsp_dbg_dump(sdev, dump_msg, flags);
+	hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask);
+
+	kfree(dump_msg);
+	return ret;
+}
+EXPORT_SYMBOL_NS(cl_dsp_init, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_cl_trigger(struct device *dev, struct hdac_ext_stream *hext_stream, int cmd)
+{
+	struct snd_sof_dev *sdev = dev_get_drvdata(dev);
+	struct hdac_stream *hstream = &hext_stream->hstream;
+	int sd_offset = SOF_STREAM_SD_OFFSET(hstream);
+	struct sof_intel_hda_stream *hda_stream;
+
+	/* code loader is special case that reuses stream ops */
+	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_START:
+		hda_stream = container_of(hext_stream, struct sof_intel_hda_stream,
+					  hext_stream);
+		reinit_completion(&hda_stream->ioc);
+
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL,
+					1 << hstream->index,
+					1 << hstream->index);
+
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR,
+					sd_offset,
+					SOF_HDA_SD_CTL_DMA_START |
+					SOF_HDA_CL_DMA_SD_INT_MASK,
+					SOF_HDA_SD_CTL_DMA_START |
+					SOF_HDA_CL_DMA_SD_INT_MASK);
+
+		hstream->running = true;
+		return 0;
+	default:
+		return hda_dsp_stream_trigger(sdev, hext_stream, cmd);
+	}
+}
+EXPORT_SYMBOL_NS(hda_cl_trigger, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_cl_cleanup(struct device *dev, struct snd_dma_buffer *dmab,
+			  bool persistent_buffer, struct hdac_ext_stream *hext_stream)
+{
+	return hda_data_stream_cleanup(dev, dmab, persistent_buffer, hext_stream, false);
+}
+EXPORT_SYMBOL_NS(hda_cl_cleanup, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+#define HDA_CL_DMA_IOC_TIMEOUT_MS 500
+
+int hda_cl_copy_fw(struct snd_sof_dev *sdev, struct hdac_ext_stream *hext_stream)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	unsigned int reg;
+	int ret, status;
+
+	dev_dbg(sdev->dev, "Code loader DMA starting\n");
+
+	ret = hda_cl_trigger(sdev->dev, hext_stream, SNDRV_PCM_TRIGGER_START);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: DMA trigger start failed\n");
+		return ret;
+	}
+
+	dev_dbg(sdev->dev, "waiting for FW_ENTERED status\n");
+
+	status = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR,
+					chip->rom_status_reg, reg,
+					(FSR_TO_STATE_CODE(reg) == FSR_STATE_FW_ENTERED),
+					HDA_DSP_REG_POLL_INTERVAL_US,
+					HDA_DSP_BASEFW_TIMEOUT_US);
+
+	/*
+	 * even in case of errors we still need to stop the DMAs,
+	 * but we return the initial error should the DMA stop also fail
+	 */
+
+	if (status < 0) {
+		dev_err(sdev->dev,
+			"%s: timeout with rom_status_reg (%#x) read\n",
+			__func__, chip->rom_status_reg);
+	} else {
+		dev_dbg(sdev->dev, "Code loader FW_ENTERED status\n");
+	}
+
+	ret = hda_cl_trigger(sdev->dev, hext_stream, SNDRV_PCM_TRIGGER_STOP);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: DMA trigger stop failed\n");
+		if (!status)
+			status = ret;
+	} else {
+		dev_dbg(sdev->dev, "Code loader DMA stopped\n");
+	}
+
+	return status;
+}
+
+int hda_dsp_cl_boot_firmware_iccmax(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	struct hdac_ext_stream *iccmax_stream;
+	int ret, ret1;
+	u8 original_gb;
+
+	/* save the original LTRP guardband value */
+	original_gb = snd_sof_dsp_read8(sdev, HDA_DSP_HDA_BAR, HDA_VS_INTEL_LTRP) &
+		HDA_VS_INTEL_LTRP_GB_MASK;
+
+	/*
+	 * Prepare capture stream for ICCMAX. We do not need to store
+	 * the data, so use a buffer of PAGE_SIZE for receiving.
+	 */
+	iccmax_stream = hda_cl_prepare(sdev->dev, HDA_CL_STREAM_FORMAT, PAGE_SIZE,
+				       &hda->iccmax_dmab, persistent_cl_buffer,
+				       SNDRV_PCM_STREAM_CAPTURE, true);
+	if (IS_ERR(iccmax_stream)) {
+		dev_err(sdev->dev, "error: dma prepare for ICCMAX stream failed\n");
+		return PTR_ERR(iccmax_stream);
+	}
+
+	ret = hda_dsp_cl_boot_firmware(sdev);
+
+	/*
+	 * Perform iccmax stream cleanup. This should be done even if firmware loading fails.
+	 * If the cleanup also fails, we return the initial error
+	 */
+	ret1 = hda_cl_cleanup(sdev->dev, &hda->iccmax_dmab,
+			      persistent_cl_buffer, iccmax_stream);
+	if (ret1 < 0) {
+		dev_err(sdev->dev, "error: ICCMAX stream cleanup failed\n");
+
+		/* set return value to indicate cleanup failure */
+		if (!ret)
+			ret = ret1;
+	}
+
+	/* restore the original guardband value after FW boot */
+	snd_sof_dsp_update8(sdev, HDA_DSP_HDA_BAR, HDA_VS_INTEL_LTRP,
+			    HDA_VS_INTEL_LTRP_GB_MASK, original_gb);
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(hda_dsp_cl_boot_firmware_iccmax, "SND_SOC_SOF_INTEL_CNL");
+
+static int hda_dsp_boot_imr(struct snd_sof_dev *sdev)
+{
+	const struct sof_intel_dsp_desc *chip_info;
+	int ret;
+
+	chip_info = get_chip_info(sdev->pdata);
+	if (chip_info->cl_init)
+		ret = chip_info->cl_init(sdev, 0, true);
+	else
+		ret = -EINVAL;
+
+	if (!ret)
+		hda_sdw_process_wakeen(sdev);
+
+	return ret;
+}
+
+int hda_dsp_cl_boot_firmware(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	struct snd_sof_pdata *plat_data = sdev->pdata;
+	const struct sof_dev_desc *desc = plat_data->desc;
+	const struct sof_intel_dsp_desc *chip_info;
+	struct hdac_ext_stream *hext_stream;
+	struct firmware stripped_firmware;
+	int ret, ret1, i;
+
+	if (hda->imrboot_supported && !sdev->first_boot && !hda->skip_imr_boot) {
+		dev_dbg(sdev->dev, "IMR restore supported, booting from IMR directly\n");
+		hda->boot_iteration = 0;
+		ret = hda_dsp_boot_imr(sdev);
+		if (!ret) {
+			hda->booted_from_imr = true;
+			return 0;
+		}
+
+		dev_warn(sdev->dev, "IMR restore failed, trying to cold boot\n");
+	}
+
+	hda->booted_from_imr = false;
+
+	chip_info = desc->chip_info;
+
+	if (sdev->basefw.fw->size <= sdev->basefw.payload_offset) {
+		dev_err(sdev->dev, "error: firmware size must be greater than firmware offset\n");
+		return -EINVAL;
+	}
+
+	/* init for booting wait */
+	init_waitqueue_head(&sdev->boot_wait);
+
+	/* prepare DMA for code loader stream */
+	stripped_firmware.size = sdev->basefw.fw->size - sdev->basefw.payload_offset;
+	hext_stream = hda_cl_prepare(sdev->dev, HDA_CL_STREAM_FORMAT,
+				     stripped_firmware.size,
+				     &hda->cl_dmab, persistent_cl_buffer,
+				     SNDRV_PCM_STREAM_PLAYBACK, false);
+	if (IS_ERR(hext_stream)) {
+		dev_err(sdev->dev, "error: dma prepare for fw loading failed\n");
+		return PTR_ERR(hext_stream);
+	}
+
+	/*
+	 * Copy the payload to the DMA buffer if it is temporary or if the
+	 * buffer is  persistent but it does not have the basefw payload either
+	 * because this is the first boot and the buffer needs to be initialized,
+	 * or a library got loaded and it replaced the basefw.
+	 */
+	if (!persistent_cl_buffer || !hda->cl_dmab_contains_basefw) {
+		stripped_firmware.data = sdev->basefw.fw->data + sdev->basefw.payload_offset;
+		memcpy(hda->cl_dmab.area, stripped_firmware.data, stripped_firmware.size);
+		hda->cl_dmab_contains_basefw = true;
+	}
+
+	/* try ROM init a few times before giving up */
+	for (i = 0; i < HDA_FW_BOOT_ATTEMPTS; i++) {
+		dev_dbg(sdev->dev,
+			"Attempting iteration %d of Core En/ROM load...\n", i);
+
+		hda->boot_iteration = i + 1;
+		if (chip_info->cl_init)
+			ret = chip_info->cl_init(sdev, hext_stream->hstream.stream_tag, false);
+		else
+			ret = -EINVAL;
+
+		/* don't retry anymore if successful */
+		if (!ret)
+			break;
+	}
+
+	if (i == HDA_FW_BOOT_ATTEMPTS) {
+		dev_err(sdev->dev, "error: dsp init failed after %d attempts with err: %d\n",
+			i, ret);
+		goto cleanup;
+	}
+
+	/*
+	 * When a SoundWire link is in clock stop state, a Slave
+	 * device may trigger in-band wakes for events such as jack
+	 * insertion or acoustic event detection. This event will lead
+	 * to a WAKEEN interrupt, handled by the PCI device and routed
+	 * to PME if the PCI device is in D3. The resume function in
+	 * audio PCI driver will be invoked by ACPI for PME event and
+	 * initialize the device and process WAKEEN interrupt.
+	 *
+	 * The WAKEEN interrupt should be processed ASAP to prevent an
+	 * interrupt flood, otherwise other interrupts, such IPC,
+	 * cannot work normally.  The WAKEEN is handled after the ROM
+	 * is initialized successfully, which ensures power rails are
+	 * enabled before accessing the SoundWire SHIM registers
+	 */
+	if (!sdev->first_boot)
+		hda_sdw_process_wakeen(sdev);
+
+	/*
+	 * Set the boot_iteration to the last attempt, indicating that the
+	 * DSP ROM has been initialized and from this point there will be no
+	 * retry done to boot.
+	 *
+	 * Continue with code loading and firmware boot
+	 */
+	hda->boot_iteration = HDA_FW_BOOT_ATTEMPTS;
+	ret = hda_cl_copy_fw(sdev, hext_stream);
+	if (!ret) {
+		dev_dbg(sdev->dev, "Firmware download successful, booting...\n");
+		hda->skip_imr_boot = false;
+	} else {
+		snd_sof_dsp_dbg_dump(sdev, "Firmware download failed",
+				     SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX);
+		hda->skip_imr_boot = true;
+	}
+
+cleanup:
+	/*
+	 * Perform codeloader stream cleanup.
+	 * This should be done even if firmware loading fails.
+	 * If the cleanup also fails, we return the initial error
+	 */
+	ret1 = hda_cl_cleanup(sdev->dev, &hda->cl_dmab,
+			      persistent_cl_buffer, hext_stream);
+	if (ret1 < 0) {
+		dev_err(sdev->dev, "error: Code loader DSP cleanup failed\n");
+
+		/* set return value to indicate cleanup failure */
+		if (!ret)
+			ret = ret1;
+	}
+
+	/*
+	 * return primary core id if both fw copy
+	 * and stream clean up are successful
+	 */
+	if (!ret)
+		return chip_info->init_core_mask;
+
+	/* disable DSP */
+	hda_dsp_ctrl_ppcap_enable(sdev, false);
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(hda_dsp_cl_boot_firmware, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_ipc4_load_library(struct snd_sof_dev *sdev,
+			      struct sof_ipc4_fw_library *fw_lib, bool reload)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	struct sof_ipc4_fw_data *ipc4_data = sdev->private;
+	struct hdac_ext_stream *hext_stream;
+	struct firmware stripped_firmware;
+	struct sof_ipc4_msg msg = {};
+	int ret, ret1;
+
+	/*
+	 * if IMR booting is enabled and libraries have been restored during fw
+	 * boot, skip the loading
+	 */
+	if (reload && hda->booted_from_imr && ipc4_data->libraries_restored)
+		return 0;
+
+	/* the fw_lib has been verified during loading, we can trust the validity here */
+	stripped_firmware.data = fw_lib->sof_fw.fw->data + fw_lib->sof_fw.payload_offset;
+	stripped_firmware.size = fw_lib->sof_fw.fw->size - fw_lib->sof_fw.payload_offset;
+
+	/*
+	 * force re-allocation of the cl_dmab if the preserved DMA buffer is
+	 * smaller than what is needed for the library
+	 */
+	if (persistent_cl_buffer && stripped_firmware.size > hda->cl_dmab.bytes) {
+		snd_dma_free_pages(&hda->cl_dmab);
+		hda->cl_dmab.area = NULL;
+		hda->cl_dmab.bytes = 0;
+	}
+
+	/* prepare DMA for code loader stream */
+	hext_stream = hda_cl_prepare(sdev->dev, HDA_CL_STREAM_FORMAT,
+				     stripped_firmware.size,
+				     &hda->cl_dmab, persistent_cl_buffer,
+				     SNDRV_PCM_STREAM_PLAYBACK, false);
+	if (IS_ERR(hext_stream)) {
+		dev_err(sdev->dev, "%s: DMA prepare failed\n", __func__);
+		return PTR_ERR(hext_stream);
+	}
+
+	memcpy(hda->cl_dmab.area, stripped_firmware.data, stripped_firmware.size);
+	hda->cl_dmab_contains_basefw = false;
+
+	/*
+	 * 1st stage: SOF_IPC4_GLB_LOAD_LIBRARY_PREPARE
+	 * Message includes the dma_id to be prepared for the library loading.
+	 * If the firmware does not have support for the message, we will
+	 * receive -EOPNOTSUPP. In this case we will use single step library
+	 * loading and proceed to send the LOAD_LIBRARY message.
+	 */
+	msg.primary = hext_stream->hstream.stream_tag - 1;
+	msg.primary |= SOF_IPC4_MSG_TYPE_SET(SOF_IPC4_GLB_LOAD_LIBRARY_PREPARE);
+	msg.primary |= SOF_IPC4_MSG_DIR(SOF_IPC4_MSG_REQUEST);
+	msg.primary |= SOF_IPC4_MSG_TARGET(SOF_IPC4_FW_GEN_MSG);
+	ret = sof_ipc_tx_message_no_reply(sdev->ipc, &msg, 0);
+	if (!ret) {
+		int sd_offset = SOF_STREAM_SD_OFFSET(&hext_stream->hstream);
+		unsigned int status;
+
+		/*
+		 * Make sure that the FIFOS value is not 0 in SDxFIFOS register
+		 * which indicates that the firmware set the GEN bit and we can
+		 * continue to start the DMA
+		 */
+		ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_HDA_BAR,
+					sd_offset + SOF_HDA_ADSP_REG_SD_FIFOSIZE,
+					status,
+					status & SOF_HDA_SD_FIFOSIZE_FIFOS_MASK,
+					HDA_DSP_REG_POLL_INTERVAL_US,
+					HDA_DSP_BASEFW_TIMEOUT_US);
+
+		if (ret < 0)
+			dev_warn(sdev->dev,
+				 "%s: timeout waiting for FIFOS\n", __func__);
+	} else if (ret != -EOPNOTSUPP) {
+		goto cleanup;
+	}
+
+	ret = hda_cl_trigger(sdev->dev, hext_stream, SNDRV_PCM_TRIGGER_START);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: DMA trigger start failed\n", __func__);
+		goto cleanup;
+	}
+
+	/*
+	 * 2nd stage: LOAD_LIBRARY
+	 * Message includes the dma_id and the lib_id, the dma_id must be
+	 * identical to the one sent via LOAD_LIBRARY_PREPARE
+	 */
+	msg.primary &= ~SOF_IPC4_MSG_TYPE_MASK;
+	msg.primary |= SOF_IPC4_MSG_TYPE_SET(SOF_IPC4_GLB_LOAD_LIBRARY);
+	msg.primary |= SOF_IPC4_GLB_LOAD_LIBRARY_LIB_ID(fw_lib->id);
+	ret = sof_ipc_tx_message_no_reply(sdev->ipc, &msg, 0);
+
+	/* Stop the DMA channel */
+	ret1 = hda_cl_trigger(sdev->dev, hext_stream, SNDRV_PCM_TRIGGER_STOP);
+	if (ret1 < 0) {
+		dev_err(sdev->dev, "%s: DMA trigger stop failed\n", __func__);
+		if (!ret)
+			ret = ret1;
+	}
+
+cleanup:
+	/* clean up even in case of error and return the first error */
+	ret1 = hda_cl_cleanup(sdev->dev, &hda->cl_dmab, persistent_cl_buffer,
+			      hext_stream);
+	if (ret1 < 0) {
+		dev_err(sdev->dev, "%s: Code loader DSP cleanup failed\n", __func__);
+
+		/* set return value to indicate cleanup failure */
+		if (!ret)
+			ret = ret1;
+	}
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(hda_dsp_ipc4_load_library, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_ext_man_get_cavs_config_data(struct snd_sof_dev *sdev,
+					 const struct sof_ext_man_elem_header *hdr)
+{
+	const struct sof_ext_man_cavs_config_data *config_data =
+		container_of(hdr, struct sof_ext_man_cavs_config_data, hdr);
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	int i, elem_num;
+
+	/* calculate total number of config data elements */
+	elem_num = (hdr->size - sizeof(struct sof_ext_man_elem_header))
+		   / sizeof(struct sof_config_elem);
+	if (elem_num <= 0) {
+		dev_err(sdev->dev, "cavs config data is inconsistent: %d\n", elem_num);
+		return -EINVAL;
+	}
+
+	for (i = 0; i < elem_num; i++)
+		switch (config_data->elems[i].token) {
+		case SOF_EXT_MAN_CAVS_CONFIG_EMPTY:
+			/* skip empty token */
+			break;
+		case SOF_EXT_MAN_CAVS_CONFIG_CAVS_LPRO:
+			hda->clk_config_lpro = config_data->elems[i].value;
+			dev_dbg(sdev->dev, "FW clock config: %s\n",
+				hda->clk_config_lpro ? "LPRO" : "HPRO");
+			break;
+		case SOF_EXT_MAN_CAVS_CONFIG_OUTBOX_SIZE:
+		case SOF_EXT_MAN_CAVS_CONFIG_INBOX_SIZE:
+			/* These elements are defined but not being used yet. No warn is required */
+			break;
+		default:
+			dev_info(sdev->dev, "unsupported token type: %d\n",
+				 config_data->elems[i].token);
+		}
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_dsp_ext_man_get_cavs_config_data, "SND_SOC_SOF_INTEL_HDA_COMMON");

linux-7.2.3/sound/soc/sof/intel/hda-pcm.c

@@ -0,0 +1,363 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//	    Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//	    Rander Wang <rander.wang@intel.com>
+//          Keyon Jie <yang.jie@linux.intel.com>
+//
+
+/*
+ * Hardware interface for generic Intel audio DSP HDA IP
+ */
+
+#include <linux/moduleparam.h>
+#include <sound/hda_register.h>
+#include <sound/pcm_params.h>
+#include <trace/events/sof_intel.h>
+#include "../sof-audio.h"
+#include "../ops.h"
+#include "hda.h"
+
+#define SDnFMT_BASE(x)	((x) << 14)
+#define SDnFMT_MULT(x)	(((x) - 1) << 11)
+#define SDnFMT_DIV(x)	(((x) - 1) << 8)
+#define SDnFMT_BITS(x)	((x) << 4)
+#define SDnFMT_CHAN(x)	((x) << 0)
+
+#define HDA_MAX_PERIOD_TIME_HEADROOM	10
+
+static bool hda_always_enable_dmi_l1;
+module_param_named(always_enable_dmi_l1, hda_always_enable_dmi_l1, bool, 0444);
+MODULE_PARM_DESC(always_enable_dmi_l1, "SOF HDA always enable DMI l1");
+
+static bool hda_disable_rewinds;
+module_param_named(disable_rewinds, hda_disable_rewinds, bool, 0444);
+MODULE_PARM_DESC(disable_rewinds, "SOF HDA disable rewinds");
+
+static int hda_force_pause_support = -1;
+module_param_named(force_pause_support, hda_force_pause_support, int, 0444);
+MODULE_PARM_DESC(force_pause_support,
+		 "Pause support: -1: Use default, 0: Disable, 1: Enable (default -1)");
+
+u32 hda_dsp_get_mult_div(struct snd_sof_dev *sdev, int rate)
+{
+	switch (rate) {
+	case 8000:
+		return SDnFMT_DIV(6);
+	case 9600:
+		return SDnFMT_DIV(5);
+	case 11025:
+		return SDnFMT_BASE(1) | SDnFMT_DIV(4);
+	case 16000:
+		return SDnFMT_DIV(3);
+	case 22050:
+		return SDnFMT_BASE(1) | SDnFMT_DIV(2);
+	case 32000:
+		return SDnFMT_DIV(3) | SDnFMT_MULT(2);
+	case 44100:
+		return SDnFMT_BASE(1);
+	case 48000:
+		return 0;
+	case 88200:
+		return SDnFMT_BASE(1) | SDnFMT_MULT(2);
+	case 96000:
+		return SDnFMT_MULT(2);
+	case 176400:
+		return SDnFMT_BASE(1) | SDnFMT_MULT(4);
+	case 192000:
+		return SDnFMT_MULT(4);
+	default:
+		dev_warn(sdev->dev, "can't find div rate %d using 48kHz\n",
+			 rate);
+		return 0; /* use 48KHz if not found */
+	}
+};
+
+u32 hda_dsp_get_bits(struct snd_sof_dev *sdev, int sample_bits)
+{
+	switch (sample_bits) {
+	case 8:
+		return SDnFMT_BITS(0);
+	case 16:
+		return SDnFMT_BITS(1);
+	case 20:
+		return SDnFMT_BITS(2);
+	case 24:
+		return SDnFMT_BITS(3);
+	case 32:
+		return SDnFMT_BITS(4);
+	default:
+		dev_warn(sdev->dev, "can't find %d bits using 16bit\n",
+			 sample_bits);
+		return SDnFMT_BITS(1); /* use 16bits format if not found */
+	}
+};
+
+int hda_dsp_pcm_hw_params(struct snd_sof_dev *sdev,
+			  struct snd_pcm_substream *substream,
+			  struct snd_pcm_hw_params *params,
+			  struct snd_sof_platform_stream_params *platform_params)
+{
+	struct hdac_stream *hstream = substream->runtime->private_data;
+	struct hdac_ext_stream *hext_stream = stream_to_hdac_ext_stream(hstream);
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	struct snd_dma_buffer *dmab;
+	int ret;
+
+	hstream->substream = substream;
+
+	dmab = substream->runtime->dma_buffer_p;
+
+	/*
+	 * Use the codec required format val (which is link_bps adjusted) when
+	 * the DSP is not in use
+	 */
+	if (!sdev->dspless_mode_selected) {
+		u32 rate = hda_dsp_get_mult_div(sdev, params_rate(params));
+		u32 bits = hda_dsp_get_bits(sdev, params_width(params));
+
+		hstream->format_val = rate | bits | (params_channels(params) - 1);
+	}
+
+	hstream->bufsize = params_buffer_bytes(params);
+	hstream->period_bytes = params_period_bytes(params);
+	hstream->no_period_wakeup  =
+			(params->info & SNDRV_PCM_INFO_NO_PERIOD_WAKEUP) &&
+			(params->flags & SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP);
+
+	ret = hda_dsp_stream_hw_params(sdev, hext_stream, dmab, params);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: hdac prepare failed: %d\n", ret);
+		return ret;
+	}
+
+	/* enable SPIB when rewinds are disabled */
+	if (hda_disable_rewinds)
+		hda_dsp_stream_spib_config(sdev, hext_stream, HDA_DSP_SPIB_ENABLE, 0);
+	else
+		hda_dsp_stream_spib_config(sdev, hext_stream, HDA_DSP_SPIB_DISABLE, 0);
+
+	if (hda)
+		platform_params->no_ipc_position = hda->no_ipc_position;
+
+	platform_params->stream_tag = hstream->stream_tag;
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_dsp_pcm_hw_params, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+/* update SPIB register with appl position */
+int hda_dsp_pcm_ack(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream)
+{
+	struct hdac_stream *hstream = substream->runtime->private_data;
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	ssize_t appl_pos, buf_size;
+	u32 spib;
+
+	appl_pos = frames_to_bytes(runtime, runtime->control->appl_ptr);
+	buf_size = frames_to_bytes(runtime, runtime->buffer_size);
+
+	spib = appl_pos % buf_size;
+
+	/* Allowable value for SPIB is 1 byte to max buffer size */
+	if (!spib)
+		spib = buf_size;
+
+	sof_io_write(sdev, hstream->spib_addr, spib);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_dsp_pcm_ack, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_pcm_trigger(struct snd_sof_dev *sdev,
+			struct snd_pcm_substream *substream, int cmd)
+{
+	struct hdac_stream *hstream = substream->runtime->private_data;
+	struct hdac_ext_stream *hext_stream = stream_to_hdac_ext_stream(hstream);
+
+	return hda_dsp_stream_trigger(sdev, hext_stream, cmd);
+}
+EXPORT_SYMBOL_NS(hda_dsp_pcm_trigger, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+snd_pcm_uframes_t hda_dsp_pcm_pointer(struct snd_sof_dev *sdev,
+				      struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	struct snd_soc_component *scomp = sdev->component;
+	struct hdac_stream *hstream = substream->runtime->private_data;
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	struct snd_sof_pcm *spcm;
+	snd_pcm_uframes_t pos;
+
+	spcm = snd_sof_find_spcm_dai(scomp, rtd);
+	if (!spcm) {
+		dev_warn_ratelimited(sdev->dev, "warn: can't find PCM with DAI ID %d\n",
+				     rtd->dai_link->id);
+		return 0;
+	}
+
+	if (hda && !hda->no_ipc_position) {
+		/* read position from IPC position */
+		pos = spcm->stream[substream->stream].posn.host_posn;
+		goto found;
+	}
+
+	pos = hda_dsp_stream_get_position(hstream, substream->stream, true);
+found:
+	pos = bytes_to_frames(substream->runtime, pos);
+
+	trace_sof_intel_hda_dsp_pcm(sdev, hstream, substream, pos);
+	return pos;
+}
+EXPORT_SYMBOL_NS(hda_dsp_pcm_pointer, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_pcm_open(struct snd_sof_dev *sdev,
+		     struct snd_pcm_substream *substream)
+{
+	const struct sof_intel_dsp_desc *chip_info = get_chip_info(sdev->pdata);
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_soc_component *scomp = sdev->component;
+	struct hdac_ext_stream *dsp_stream;
+	struct snd_sof_pcm *spcm;
+	int direction = substream->stream;
+	u32 flags = 0;
+
+	spcm = snd_sof_find_spcm_dai(scomp, rtd);
+	if (!spcm) {
+		dev_err(sdev->dev, "error: can't find PCM with DAI ID %d\n", rtd->dai_link->id);
+		return -EINVAL;
+	}
+
+	/*
+	 * if we want the .ack to work, we need to prevent the control from being mapped.
+	 * The status can still be mapped.
+	 */
+	if (hda_disable_rewinds)
+		runtime->hw.info |= SNDRV_PCM_INFO_NO_REWINDS | SNDRV_PCM_INFO_SYNC_APPLPTR;
+
+	/*
+	 * All playback streams are DMI L1 capable, capture streams need
+	 * pause push/release to be disabled
+	 */
+	if (hda_always_enable_dmi_l1 && direction == SNDRV_PCM_STREAM_CAPTURE)
+		runtime->hw.info &= ~SNDRV_PCM_INFO_PAUSE;
+
+	/*
+	 * Do not advertise the PAUSE support if it is forced to be disabled via
+	 * module parameter or if the pause_supported is false for the PCM
+	 * device
+	 */
+	if (hda_force_pause_support == 0 ||
+	    (hda_force_pause_support == -1 &&
+	     !spcm->stream[substream->stream].pause_supported))
+		runtime->hw.info &= ~SNDRV_PCM_INFO_PAUSE;
+
+	if (hda_always_enable_dmi_l1 ||
+	    direction == SNDRV_PCM_STREAM_PLAYBACK ||
+	    spcm->stream[substream->stream].d0i3_compatible)
+		flags |= SOF_HDA_STREAM_DMI_L1_COMPATIBLE;
+
+	dsp_stream = hda_dsp_stream_get(sdev, direction, flags);
+	if (!dsp_stream) {
+		dev_err(sdev->dev, "error: no stream available\n");
+		return -ENODEV;
+	}
+
+	/*
+	 * Set period size constraint to ensure BDLE buffer length and
+	 * start address alignment requirements are met. Align to 128
+	 * bytes for newer Intel platforms, with older ones using 4 byte alignment.
+	 */
+	if (chip_info->hw_ip_version >= SOF_INTEL_ACE_4_0)
+		snd_pcm_hw_constraint_step(substream->runtime, 0,
+					   SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 128);
+	else
+		snd_pcm_hw_constraint_step(substream->runtime, 0,
+					   SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 4);
+
+	/* avoid circular buffer wrap in middle of period */
+	snd_pcm_hw_constraint_integer(substream->runtime,
+				      SNDRV_PCM_HW_PARAM_PERIODS);
+
+	/* Limit the maximum number of periods to not exceed the BDL entries count */
+	if (runtime->hw.periods_max > HDA_DSP_MAX_BDL_ENTRIES)
+		snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIODS,
+					     runtime->hw.periods_min,
+					     HDA_DSP_MAX_BDL_ENTRIES);
+
+	/* Only S16 and S32 supported by HDA hardware when used without DSP */
+	if (sdev->dspless_mode_selected)
+		snd_pcm_hw_constraint_mask64(substream->runtime, SNDRV_PCM_HW_PARAM_FORMAT,
+					     SNDRV_PCM_FMTBIT_S16 | SNDRV_PCM_FMTBIT_S32);
+
+	/*
+	 * The dsp_max_burst_size_in_ms is the length of the maximum burst size
+	 * of the host DMA in the ALSA buffer.
+	 *
+	 * On playback start the DMA will transfer dsp_max_burst_size_in_ms
+	 * amount of data in one initial burst to fill up the host DMA buffer.
+	 * Consequent DMA burst sizes are shorter and their length can vary.
+	 * To avoid immediate xrun by the initial burst we need to place
+	 * constraint on the period size (via PERIOD_TIME) to cover the size of
+	 * the host buffer.
+	 * We need to add headroom of max 10ms as the firmware needs time to
+	 * settle to the 1ms pacing and initially it can run faster for few
+	 * internal periods.
+	 *
+	 * On capture the DMA will transfer 1ms chunks.
+	 */
+	if (spcm->stream[direction].dsp_max_burst_size_in_ms) {
+		unsigned int period_time = spcm->stream[direction].dsp_max_burst_size_in_ms;
+
+		/*
+		 * add headroom over the maximum burst size to cover the time
+		 * needed for the DMA pace to settle.
+		 * Limit the headroom time to HDA_MAX_PERIOD_TIME_HEADROOM
+		 */
+		period_time += min(period_time, HDA_MAX_PERIOD_TIME_HEADROOM);
+
+		snd_pcm_hw_constraint_minmax(substream->runtime,
+			SNDRV_PCM_HW_PARAM_PERIOD_TIME,
+			period_time * USEC_PER_MSEC,
+			UINT_MAX);
+	}
+
+	/* binding pcm substream to hda stream */
+	substream->runtime->private_data = &dsp_stream->hstream;
+
+	/*
+	 * Reset the llp cache values (they are used for LLP compensation in
+	 * case the counter is not reset)
+	 */
+	dsp_stream->pplcllpl = 0;
+	dsp_stream->pplcllpu = 0;
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_dsp_pcm_open, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_pcm_close(struct snd_sof_dev *sdev,
+		      struct snd_pcm_substream *substream)
+{
+	struct hdac_stream *hstream = substream->runtime->private_data;
+	int direction = substream->stream;
+	int ret;
+
+	ret = hda_dsp_stream_put(sdev, direction, hstream->stream_tag);
+
+	if (ret) {
+		dev_dbg(sdev->dev, "stream %s not opened!\n", substream->name);
+		return -ENODEV;
+	}
+
+	/* unbinding pcm substream to hda stream */
+	substream->runtime->private_data = NULL;
+	return 0;
+}
+EXPORT_SYMBOL_NS(hda_dsp_pcm_close, "SND_SOC_SOF_INTEL_HDA_COMMON");

linux-7.2.3/sound/soc/sof/intel/hda-probes.c

@@ -0,0 +1,150 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2019-2021 Intel Corporation
+//
+// Author: Cezary Rojewski <cezary.rojewski@intel.com>
+// Converted to SOF client:
+//  Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//  Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
+//
+
+#include <linux/module.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/soc.h>
+#include "../sof-priv.h"
+#include "../sof-client-probes.h"
+#include "../sof-client.h"
+#include "hda.h"
+
+static inline struct hdac_ext_stream *
+hda_compr_get_stream(struct snd_compr_stream *cstream)
+{
+	return cstream->runtime->private_data;
+}
+
+static int hda_probes_compr_startup(struct sof_client_dev *cdev,
+				    struct snd_compr_stream *cstream,
+				    struct snd_soc_dai *dai, u32 *stream_id)
+{
+	struct snd_sof_dev *sdev = sof_client_dev_to_sof_dev(cdev);
+	struct hdac_ext_stream *hext_stream;
+
+	hext_stream = hda_dsp_stream_get(sdev, cstream->direction, 0);
+	if (!hext_stream)
+		return -EBUSY;
+
+	hdac_stream(hext_stream)->curr_pos = 0;
+	hdac_stream(hext_stream)->cstream = cstream;
+	cstream->runtime->private_data = hext_stream;
+
+	*stream_id = hdac_stream(hext_stream)->stream_tag;
+
+	return 0;
+}
+
+static int hda_probes_compr_shutdown(struct sof_client_dev *cdev,
+				     struct snd_compr_stream *cstream,
+				     struct snd_soc_dai *dai)
+{
+	struct hdac_ext_stream *hext_stream = hda_compr_get_stream(cstream);
+	struct snd_sof_dev *sdev = sof_client_dev_to_sof_dev(cdev);
+	int ret;
+
+	ret = hda_dsp_stream_put(sdev, cstream->direction,
+				 hdac_stream(hext_stream)->stream_tag);
+	if (ret < 0) {
+		dev_dbg(sdev->dev, "stream put failed: %d\n", ret);
+		return ret;
+	}
+
+	hdac_stream(hext_stream)->cstream = NULL;
+	cstream->runtime->private_data = NULL;
+
+	return 0;
+}
+
+static int hda_probes_compr_set_params(struct sof_client_dev *cdev,
+				       struct snd_compr_stream *cstream,
+				       struct snd_compr_params *params,
+				       struct snd_soc_dai *dai)
+{
+	struct hdac_ext_stream *hext_stream = hda_compr_get_stream(cstream);
+	struct snd_sof_dev *sdev = sof_client_dev_to_sof_dev(cdev);
+	struct hdac_stream *hstream = hdac_stream(hext_stream);
+	struct snd_dma_buffer *dmab;
+	u32 bits, rate;
+	int bps, ret;
+
+	dmab = cstream->runtime->dma_buffer_p;
+	/* compr params do not store bit depth, default to S32_LE */
+	bps = snd_pcm_format_physical_width(SNDRV_PCM_FORMAT_S32_LE);
+	if (bps < 0)
+		return bps;
+	bits = hda_dsp_get_bits(sdev, bps);
+	rate = hda_dsp_get_mult_div(sdev, params->codec.sample_rate);
+
+	hstream->format_val = rate | bits | (params->codec.ch_out - 1);
+	hstream->bufsize = cstream->runtime->buffer_size;
+	hstream->period_bytes = cstream->runtime->fragment_size;
+	hstream->no_period_wakeup = 0;
+
+	ret = hda_dsp_stream_hw_params(sdev, hext_stream, dmab, NULL);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: hdac prepare failed: %d\n", ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+static int hda_probes_compr_trigger(struct sof_client_dev *cdev,
+				    struct snd_compr_stream *cstream,
+				    int cmd, struct snd_soc_dai *dai)
+{
+	struct hdac_ext_stream *hext_stream = hda_compr_get_stream(cstream);
+	struct snd_sof_dev *sdev = sof_client_dev_to_sof_dev(cdev);
+
+	return hda_dsp_stream_trigger(sdev, hext_stream, cmd);
+}
+
+static int hda_probes_compr_pointer(struct sof_client_dev *cdev,
+				    struct snd_compr_stream *cstream,
+				    struct snd_compr_tstamp64 *tstamp,
+				    struct snd_soc_dai *dai)
+{
+	struct hdac_ext_stream *hext_stream = hda_compr_get_stream(cstream);
+	struct snd_soc_pcm_stream *pstream;
+
+	pstream = &dai->driver->capture;
+	tstamp->copied_total = hdac_stream(hext_stream)->curr_pos;
+	tstamp->sampling_rate = snd_pcm_rate_bit_to_rate(pstream->rates);
+
+	return 0;
+}
+
+/* SOF client implementation */
+static const struct sof_probes_host_ops hda_probes_ops = {
+	.startup = hda_probes_compr_startup,
+	.shutdown = hda_probes_compr_shutdown,
+	.set_params = hda_probes_compr_set_params,
+	.trigger = hda_probes_compr_trigger,
+	.pointer = hda_probes_compr_pointer,
+};
+
+int hda_probes_register(struct snd_sof_dev *sdev)
+{
+	return sof_client_dev_register(sdev, "hda-probes", 0, &hda_probes_ops,
+				       sizeof(hda_probes_ops));
+}
+EXPORT_SYMBOL_NS(hda_probes_register, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+void hda_probes_unregister(struct snd_sof_dev *sdev)
+{
+	sof_client_dev_unregister(sdev, "hda-probes", 0);
+}
+EXPORT_SYMBOL_NS(hda_probes_unregister, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+MODULE_IMPORT_NS("SND_SOC_SOF_CLIENT");

linux-7.2.3/sound/soc/sof/intel/hda-sdw-bpt.c

@@ -0,0 +1,495 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2025 Intel Corporation.
+//
+
+/*
+ * Hardware interface for SoundWire BPT support with HDA DMA
+ */
+
+#include <linux/lcm.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/hda-mlink.h>
+#include <sound/hda-sdw-bpt.h>
+#include <sound/sof.h>
+#include <sound/sof/ipc4/header.h>
+#include "../ops.h"
+#include "../sof-priv.h"
+#include "../ipc4-priv.h"
+#include "hda.h"
+
+#define BPT_FREQUENCY		192000 /* The max rate defined in rate_bits[] hdac_device.c */
+#define BPT_MULTIPLIER		((BPT_FREQUENCY / 48000) - 1)
+#define BPT_CHAIN_DMA_FIFO_MS	10
+/*
+ * This routine is directly inspired by sof_ipc4_chain_dma_trigger(),
+ * with major simplifications since there are no pipelines defined
+ * and no dependency on ALSA hw_params
+ */
+static int chain_dma_trigger(struct snd_sof_dev *sdev, unsigned int stream_tag,
+			     int direction, int state)
+{
+	struct sof_ipc4_fw_data *ipc4_data = sdev->private;
+	bool allocate, enable, set_fifo_size;
+	struct sof_ipc4_msg msg = {{ 0 }};
+	int dma_id;
+
+	if (sdev->pdata->ipc_type != SOF_IPC_TYPE_4)
+		return -EOPNOTSUPP;
+
+	switch (state) {
+	case SOF_IPC4_PIPE_RUNNING: /* Allocate and start the chain */
+		allocate = true;
+		enable = true;
+		set_fifo_size = true;
+		break;
+	case SOF_IPC4_PIPE_PAUSED: /* Stop the chain */
+		allocate = true;
+		enable = false;
+		set_fifo_size = false;
+		break;
+	case SOF_IPC4_PIPE_RESET: /* Deallocate chain resources and remove the chain */
+		allocate = false;
+		enable = false;
+		set_fifo_size = false;
+		break;
+	default:
+		dev_err(sdev->dev, "Unexpected state %d", state);
+		return -EINVAL;
+	}
+
+	msg.primary = SOF_IPC4_MSG_TYPE_SET(SOF_IPC4_GLB_CHAIN_DMA);
+	msg.primary |= SOF_IPC4_MSG_DIR(SOF_IPC4_MSG_REQUEST);
+	msg.primary |= SOF_IPC4_MSG_TARGET(SOF_IPC4_FW_GEN_MSG);
+
+	/* for BPT/BRA we can use the same stream tag for host and link */
+	dma_id = stream_tag - 1;
+	if (direction == SNDRV_PCM_STREAM_CAPTURE)
+		dma_id += ipc4_data->num_playback_streams;
+
+	msg.primary |=  SOF_IPC4_GLB_CHAIN_DMA_HOST_ID(dma_id);
+	msg.primary |=  SOF_IPC4_GLB_CHAIN_DMA_LINK_ID(dma_id);
+
+	/* For BPT/BRA we use 32 bits so SCS is not set */
+
+	/* CHAIN DMA needs at least 2ms */
+	if (set_fifo_size)
+		msg.extension |=  SOF_IPC4_GLB_EXT_CHAIN_DMA_FIFO_SIZE(BPT_FREQUENCY / 1000 *
+								       BPT_CHAIN_DMA_FIFO_MS *
+								       sizeof(u32));
+
+	if (allocate)
+		msg.primary |= SOF_IPC4_GLB_CHAIN_DMA_ALLOCATE_MASK;
+
+	if (enable)
+		msg.primary |= SOF_IPC4_GLB_CHAIN_DMA_ENABLE_MASK;
+
+	return sof_ipc_tx_message_no_reply(sdev->ipc, &msg, 0);
+}
+
+static int hda_sdw_bpt_dma_prepare(struct device *dev, struct hdac_ext_stream **sdw_bpt_stream,
+				   struct snd_dma_buffer *dmab_bdl, u32 bpt_num_bytes,
+				   unsigned int num_channels, int direction)
+{
+	struct snd_sof_dev *sdev = dev_get_drvdata(dev);
+	struct hdac_ext_stream *bpt_stream;
+	unsigned int format = HDA_CL_STREAM_FORMAT;
+
+	if (!sdev->dspless_mode_selected) {
+		int ret;
+
+		/*
+		 * Make sure that the DSP is booted up, which might not be the
+		 * case if the on-demand DSP boot is used
+		 */
+		ret = snd_sof_boot_dsp_firmware(sdev);
+		if (ret)
+			return ret;
+	}
+	/*
+	 * the baseline format needs to be adjusted to
+	 * bandwidth requirements
+	 */
+	format |= (num_channels - 1);
+	format |= BPT_MULTIPLIER << AC_FMT_MULT_SHIFT;
+
+	dev_dbg(dev, "direction %d format_val %#x\n", direction, format);
+
+	bpt_stream = hda_data_stream_prepare(dev, format, bpt_num_bytes, dmab_bdl,
+					     false, direction, false, true);
+	if (IS_ERR(bpt_stream)) {
+		dev_err(sdev->dev, "%s: SDW BPT DMA prepare failed: dir %d\n",
+			__func__, direction);
+		return PTR_ERR(bpt_stream);
+	}
+	*sdw_bpt_stream = bpt_stream;
+
+	if (!sdev->dspless_mode_selected) {
+		struct hdac_stream *hstream;
+		u32 mask;
+
+		/* decouple host and link DMA if the DSP is used */
+		hstream = &bpt_stream->hstream;
+		mask = BIT(hstream->index);
+
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL, mask, mask);
+
+		snd_hdac_ext_stream_reset(bpt_stream);
+
+		snd_hdac_ext_stream_setup(bpt_stream, format);
+	}
+
+	if (hdac_stream(bpt_stream)->direction == SNDRV_PCM_STREAM_PLAYBACK) {
+		struct hdac_bus *bus = sof_to_bus(sdev);
+		struct hdac_ext_link *hlink;
+		int stream_tag;
+
+		stream_tag = hdac_stream(bpt_stream)->stream_tag;
+		hlink = hdac_bus_eml_sdw_get_hlink(bus);
+
+		snd_hdac_ext_bus_link_set_stream_id(hlink, stream_tag);
+	}
+	return 0;
+}
+
+static int hda_sdw_bpt_dma_deprepare(struct device *dev, struct hdac_ext_stream *sdw_bpt_stream,
+				     struct snd_dma_buffer *dmab_bdl)
+{
+	struct snd_sof_dev *sdev = dev_get_drvdata(dev);
+	struct hdac_stream *hstream;
+	u32 mask;
+	int ret;
+
+	ret = hda_data_stream_cleanup(sdev->dev, dmab_bdl, false, sdw_bpt_stream, true);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: SDW BPT DMA cleanup failed\n",
+			__func__);
+		return ret;
+	}
+
+	if (hdac_stream(sdw_bpt_stream)->direction == SNDRV_PCM_STREAM_PLAYBACK) {
+		struct hdac_bus *bus = sof_to_bus(sdev);
+		struct hdac_ext_link *hlink;
+		int stream_tag;
+
+		stream_tag = hdac_stream(sdw_bpt_stream)->stream_tag;
+		hlink = hdac_bus_eml_sdw_get_hlink(bus);
+
+		snd_hdac_ext_bus_link_clear_stream_id(hlink, stream_tag);
+	}
+
+	if (!sdev->dspless_mode_selected) {
+		/* Release CHAIN_DMA resources */
+		ret = chain_dma_trigger(sdev, hdac_stream(sdw_bpt_stream)->stream_tag,
+					hdac_stream(sdw_bpt_stream)->direction,
+					SOF_IPC4_PIPE_RESET);
+		if (ret < 0)
+			dev_err(sdev->dev, "%s: chain_dma_trigger PIPE_RESET failed: %d\n",
+				__func__, ret);
+
+		/* couple host and link DMA */
+		hstream = &sdw_bpt_stream->hstream;
+		mask = BIT(hstream->index);
+
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL, mask, 0);
+	}
+
+	return 0;
+}
+
+static int hda_sdw_bpt_dma_enable(struct device *dev, struct hdac_ext_stream *sdw_bpt_stream)
+{
+	struct snd_sof_dev *sdev = dev_get_drvdata(dev);
+	int ret;
+
+	ret = hda_cl_trigger(sdev->dev, sdw_bpt_stream, SNDRV_PCM_TRIGGER_START);
+	if (ret < 0)
+		dev_err(sdev->dev, "%s: SDW BPT DMA trigger start failed\n", __func__);
+
+	if (!sdev->dspless_mode_selected) {
+		/* the chain DMA needs to be programmed before the DMAs */
+		ret = chain_dma_trigger(sdev, hdac_stream(sdw_bpt_stream)->stream_tag,
+					hdac_stream(sdw_bpt_stream)->direction,
+					SOF_IPC4_PIPE_RUNNING);
+		if (ret < 0) {
+			dev_err(sdev->dev, "%s: chain_dma_trigger failed: %d\n",
+				__func__, ret);
+			hda_cl_trigger(sdev->dev, sdw_bpt_stream, SNDRV_PCM_TRIGGER_STOP);
+			return ret;
+		}
+		snd_hdac_ext_stream_start(sdw_bpt_stream);
+	}
+
+	return ret;
+}
+
+static int hda_sdw_bpt_dma_disable(struct device *dev, struct hdac_ext_stream *sdw_bpt_stream)
+{
+	struct snd_sof_dev *sdev = dev_get_drvdata(dev);
+	int ret;
+
+	if (!sdev->dspless_mode_selected) {
+		snd_hdac_ext_stream_clear(sdw_bpt_stream);
+
+		ret = chain_dma_trigger(sdev, hdac_stream(sdw_bpt_stream)->stream_tag,
+					hdac_stream(sdw_bpt_stream)->direction,
+					SOF_IPC4_PIPE_PAUSED);
+		if (ret < 0)
+			dev_err(sdev->dev, "%s: chain_dma_trigger PIPE_PAUSED failed: %d\n",
+				__func__, ret);
+	}
+
+	ret = hda_cl_trigger(sdev->dev, sdw_bpt_stream, SNDRV_PCM_TRIGGER_STOP);
+	if (ret < 0)
+		dev_err(sdev->dev, "%s: SDW BPT DMA trigger stop failed\n", __func__);
+
+	return ret;
+}
+
+#define FIFO_ALIGNMENT	64
+
+unsigned int hda_sdw_bpt_get_buf_size_alignment(unsigned int dma_bandwidth)
+{
+	unsigned int num_channels = DIV_ROUND_UP(dma_bandwidth, BPT_FREQUENCY * 32);
+	unsigned int data_block = num_channels * 4;
+	unsigned int alignment = lcm(data_block, FIFO_ALIGNMENT);
+
+	return alignment;
+}
+EXPORT_SYMBOL_NS(hda_sdw_bpt_get_buf_size_alignment, "SND_SOC_SOF_INTEL_HDA_SDW_BPT");
+
+int hda_sdw_bpt_open(struct device *dev, int link_id, struct hdac_ext_stream **bpt_tx_stream,
+		     struct snd_dma_buffer *dmab_tx_bdl, u32 bpt_tx_num_bytes,
+		     u32 tx_dma_bandwidth, struct hdac_ext_stream **bpt_rx_stream,
+		     struct snd_dma_buffer *dmab_rx_bdl, u32 bpt_rx_num_bytes,
+		     u32 rx_dma_bandwidth)
+{
+	struct snd_sof_dev *sdev = dev_get_drvdata(dev);
+	unsigned int num_channels_tx;
+	unsigned int num_channels_rx;
+	int ret1;
+	int ret;
+
+	num_channels_tx = DIV_ROUND_UP(tx_dma_bandwidth, BPT_FREQUENCY * 32);
+
+	ret = hda_sdw_bpt_dma_prepare(dev, bpt_tx_stream, dmab_tx_bdl, bpt_tx_num_bytes,
+				      num_channels_tx, SNDRV_PCM_STREAM_PLAYBACK);
+	if (ret < 0) {
+		dev_err(dev, "%s: hda_sdw_bpt_dma_prepare failed for TX: %d\n",
+			__func__, ret);
+		return ret;
+	}
+
+	num_channels_rx = DIV_ROUND_UP(rx_dma_bandwidth, BPT_FREQUENCY * 32);
+
+	ret = hda_sdw_bpt_dma_prepare(dev, bpt_rx_stream, dmab_rx_bdl, bpt_rx_num_bytes,
+				      num_channels_rx, SNDRV_PCM_STREAM_CAPTURE);
+	if (ret < 0) {
+		dev_err(dev, "%s: hda_sdw_bpt_dma_prepare failed for RX: %d\n",
+			__func__, ret);
+
+		ret1 = hda_sdw_bpt_dma_deprepare(dev, *bpt_tx_stream, dmab_tx_bdl);
+		if (ret1 < 0)
+			dev_err(dev, "%s: hda_sdw_bpt_dma_deprepare failed for TX: %d\n",
+				__func__, ret1);
+		return ret;
+	}
+
+	/* we need to map the channels in PCMSyCM registers */
+	ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id,
+					     0, /* cpu_dai->id -> PDI0 */
+					     GENMASK(num_channels_tx - 1, 0),
+					     hdac_stream(*bpt_tx_stream)->stream_tag,
+					     SNDRV_PCM_STREAM_PLAYBACK);
+	if (ret < 0) {
+		dev_err(dev, "%s: hdac_bus_eml_sdw_map_stream_ch failed for TX: %d\n",
+			__func__, ret);
+		goto close;
+	}
+
+	ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id,
+					     1, /* cpu_dai->id -> PDI1 */
+					     GENMASK(num_channels_rx - 1, 0),
+					     hdac_stream(*bpt_rx_stream)->stream_tag,
+					     SNDRV_PCM_STREAM_CAPTURE);
+	if (!ret)
+		return 0;
+
+	dev_err(dev, "%s: hdac_bus_eml_sdw_map_stream_ch failed for RX: %d\n",
+		__func__, ret);
+
+close:
+	ret1 = hda_sdw_bpt_close(dev, link_id, *bpt_tx_stream, dmab_tx_bdl,
+				 *bpt_rx_stream, dmab_rx_bdl);
+	if (ret1 < 0)
+		dev_err(dev, "%s: hda_sdw_bpt_close failed: %d\n",
+			__func__, ret1);
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(hda_sdw_bpt_open, "SND_SOC_SOF_INTEL_HDA_SDW_BPT");
+
+int hda_sdw_bpt_send_async(struct device *dev, struct hdac_ext_stream *bpt_tx_stream,
+			   struct hdac_ext_stream *bpt_rx_stream)
+{
+	int ret1;
+	int ret;
+
+	ret = hda_sdw_bpt_dma_enable(dev, bpt_tx_stream);
+	if (ret < 0) {
+		dev_err(dev, "%s: hda_sdw_bpt_dma_enable failed for TX: %d\n",
+			__func__, ret);
+		return ret;
+	}
+
+	ret = hda_sdw_bpt_dma_enable(dev, bpt_rx_stream);
+	if (ret < 0) {
+		dev_err(dev, "%s: hda_sdw_bpt_dma_enable failed for RX: %d\n",
+			__func__, ret);
+
+		ret1 = hda_sdw_bpt_dma_disable(dev, bpt_tx_stream);
+		if (ret1 < 0)
+			dev_err(dev, "%s: hda_sdw_bpt_dma_disable failed for TX: %d\n",
+				__func__, ret1);
+	}
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(hda_sdw_bpt_send_async, "SND_SOC_SOF_INTEL_HDA_SDW_BPT");
+
+/*
+ * 3s is several orders of magnitude larger than what is needed for a
+ * typical firmware download.
+ */
+#define HDA_BPT_IOC_TIMEOUT_MS 3000
+
+int hda_sdw_bpt_wait(struct device *dev, struct hdac_ext_stream *bpt_tx_stream,
+		     struct hdac_ext_stream *bpt_rx_stream)
+{
+	struct sof_intel_hda_stream *hda_tx_stream;
+	struct sof_intel_hda_stream *hda_rx_stream;
+	snd_pcm_uframes_t tx_position;
+	snd_pcm_uframes_t rx_position;
+	unsigned long time_tx_left;
+	unsigned long time_rx_left;
+	int ret = 0;
+	int ret1;
+	int i;
+
+	hda_tx_stream = container_of(bpt_tx_stream, struct sof_intel_hda_stream, hext_stream);
+	hda_rx_stream = container_of(bpt_rx_stream, struct sof_intel_hda_stream, hext_stream);
+
+	time_tx_left = wait_for_completion_timeout(&hda_tx_stream->ioc,
+						   msecs_to_jiffies(HDA_BPT_IOC_TIMEOUT_MS));
+	if (!time_tx_left) {
+		tx_position = hda_dsp_stream_get_position(hdac_stream(bpt_tx_stream),
+							  SNDRV_PCM_STREAM_PLAYBACK, false);
+		dev_err(dev, "%s: SDW BPT TX DMA did not complete: %ld\n",
+			__func__, tx_position);
+		ret = -ETIMEDOUT;
+		goto dma_disable;
+	}
+
+	/* Make sure the DMA is flushed */
+	i = 0;
+	do {
+		tx_position = hda_dsp_stream_get_position(hdac_stream(bpt_tx_stream),
+							  SNDRV_PCM_STREAM_PLAYBACK, false);
+		usleep_range(1000, 1010);
+		i++;
+	} while (tx_position && i < HDA_BPT_IOC_TIMEOUT_MS);
+	if (tx_position) {
+		dev_err(dev, "%s: SDW BPT TX DMA position %ld was not cleared\n",
+			__func__, tx_position);
+		ret = -ETIMEDOUT;
+		goto dma_disable;
+	}
+
+	/* the wait should be minimal here */
+	time_rx_left = wait_for_completion_timeout(&hda_rx_stream->ioc,
+						   msecs_to_jiffies(HDA_BPT_IOC_TIMEOUT_MS));
+	if (!time_rx_left) {
+		rx_position = hda_dsp_stream_get_position(hdac_stream(bpt_rx_stream),
+							  SNDRV_PCM_STREAM_CAPTURE, false);
+		dev_err(dev, "%s: SDW BPT RX DMA did not complete: %ld\n",
+			__func__, rx_position);
+		ret = -ETIMEDOUT;
+		goto dma_disable;
+	}
+
+	/* Make sure the DMA is flushed */
+	i = 0;
+	do {
+		rx_position = hda_dsp_stream_get_position(hdac_stream(bpt_rx_stream),
+							  SNDRV_PCM_STREAM_CAPTURE, false);
+		usleep_range(1000, 1010);
+		i++;
+	} while (rx_position && i < HDA_BPT_IOC_TIMEOUT_MS);
+	if (rx_position) {
+		dev_err(dev, "%s: SDW BPT RX DMA position %ld was not cleared\n",
+			__func__, rx_position);
+		ret = -ETIMEDOUT;
+		goto dma_disable;
+	}
+
+dma_disable:
+	ret1 = hda_sdw_bpt_dma_disable(dev, bpt_rx_stream);
+	if (!ret)
+		ret = ret1;
+
+	ret1 = hda_sdw_bpt_dma_disable(dev, bpt_tx_stream);
+	if (!ret)
+		ret = ret1;
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(hda_sdw_bpt_wait, "SND_SOC_SOF_INTEL_HDA_SDW_BPT");
+
+int hda_sdw_bpt_close(struct device *dev, int link_id, struct hdac_ext_stream *bpt_tx_stream,
+		      struct snd_dma_buffer *dmab_tx_bdl, struct hdac_ext_stream *bpt_rx_stream,
+		      struct snd_dma_buffer *dmab_rx_bdl)
+{
+	struct snd_sof_dev *sdev = dev_get_drvdata(dev);
+	int ret;
+	int ret1;
+
+	/*
+	 * In the case of SoundWire we need to reset the PCMSyCM registers.
+	 * Need to continue depreparing the DMA buffers even if this fails.
+	 */
+	ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id,
+					     0, /* PDI0 */
+					     0, 0, SNDRV_PCM_STREAM_PLAYBACK);
+	if (ret < 0)
+		dev_err(dev, "%s: hdac_bus_eml_sdw_map_stream_ch failed %d for PDI0\n",
+			__func__, ret);
+
+	ret1 = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id,
+					      1, /* PDI1 */
+					      0, 0, SNDRV_PCM_STREAM_CAPTURE);
+	if (ret1 < 0) {
+		dev_err(dev, "%s: hdac_bus_eml_sdw_map_stream_ch failed %d for PDI1\n",
+			__func__, ret1);
+		if (!ret)
+			ret = ret1;
+	}
+
+	ret1 = hda_sdw_bpt_dma_deprepare(dev, bpt_rx_stream, dmab_rx_bdl);
+	if (!ret)
+		ret = ret1;
+
+	ret1 = hda_sdw_bpt_dma_deprepare(dev, bpt_tx_stream, dmab_tx_bdl);
+	if (!ret)
+		ret = ret1;
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(hda_sdw_bpt_close, "SND_SOC_SOF_INTEL_HDA_SDW_BPT");
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF helpers for HDaudio SoundWire BPT");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
+MODULE_IMPORT_NS("SND_SOC_SOF_HDA_MLINK");

linux-7.2.3/sound/soc/sof/intel/hda-trace.c

@@ -0,0 +1,98 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//	    Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//	    Rander Wang <rander.wang@intel.com>
+//          Keyon Jie <yang.jie@linux.intel.com>
+//
+
+/*
+ * Hardware interface for generic Intel audio DSP HDA IP
+ */
+
+#include <sound/hdaudio_ext.h>
+#include "../ops.h"
+#include "hda.h"
+
+static int hda_dsp_trace_prepare(struct snd_sof_dev *sdev, struct snd_dma_buffer *dmab)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	struct hdac_ext_stream *hext_stream = hda->dtrace_stream;
+	struct hdac_stream *hstream = &hext_stream->hstream;
+	int ret;
+
+	hstream->period_bytes = 0;/* initialize period_bytes */
+	hstream->bufsize = dmab->bytes;
+
+	ret = hda_dsp_stream_hw_params(sdev, hext_stream, dmab, NULL);
+	if (ret < 0)
+		dev_err(sdev->dev, "error: hdac prepare failed: %d\n", ret);
+
+	return ret;
+}
+
+int hda_dsp_trace_init(struct snd_sof_dev *sdev, struct snd_dma_buffer *dmab,
+		       struct sof_ipc_dma_trace_params_ext *dtrace_params)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	int ret;
+
+	hda->dtrace_stream = hda_dsp_stream_get(sdev, SNDRV_PCM_STREAM_CAPTURE,
+						SOF_HDA_STREAM_DMI_L1_COMPATIBLE);
+
+	if (!hda->dtrace_stream) {
+		dev_err(sdev->dev,
+			"error: no available capture stream for DMA trace\n");
+		return -ENODEV;
+	}
+
+	dtrace_params->stream_tag = hda->dtrace_stream->hstream.stream_tag;
+
+	/*
+	 * initialize capture stream, set BDL address and return corresponding
+	 * stream tag which will be sent to the firmware by IPC message.
+	 */
+	ret = hda_dsp_trace_prepare(sdev, dmab);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: hdac trace init failed: %d\n", ret);
+		hda_dsp_stream_put(sdev, SNDRV_PCM_STREAM_CAPTURE,
+				   dtrace_params->stream_tag);
+		hda->dtrace_stream = NULL;
+		dtrace_params->stream_tag = 0;
+	}
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(hda_dsp_trace_init, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_trace_release(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	struct hdac_stream *hstream;
+
+	if (hda->dtrace_stream) {
+		hstream = &hda->dtrace_stream->hstream;
+		hda_dsp_stream_put(sdev,
+				   SNDRV_PCM_STREAM_CAPTURE,
+				   hstream->stream_tag);
+		hda->dtrace_stream = NULL;
+		return 0;
+	}
+
+	dev_dbg(sdev->dev, "DMA trace stream is not opened!\n");
+	return -ENODEV;
+}
+EXPORT_SYMBOL_NS(hda_dsp_trace_release, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int hda_dsp_trace_trigger(struct snd_sof_dev *sdev, int cmd)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+
+	return hda_dsp_stream_trigger(sdev, hda->dtrace_stream, cmd);
+}
+EXPORT_SYMBOL_NS(hda_dsp_trace_trigger, "SND_SOC_SOF_INTEL_HDA_COMMON");

linux-7.2.3/sound/soc/sof/intel/icl.c

@@ -0,0 +1,197 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2020 Intel Corporation
+//
+// Author: Fred Oh <fred.oh@linux.intel.com>
+//
+
+/*
+ * Hardware interface for audio DSP on IceLake.
+ */
+
+#include <linux/kernel.h>
+#include <linux/kconfig.h>
+#include <linux/export.h>
+#include <linux/bits.h>
+#include "../ipc4-priv.h"
+#include "../ops.h"
+#include "hda.h"
+#include "hda-ipc.h"
+#include "../sof-audio.h"
+
+#define ICL_DSP_HPRO_CORE_ID 3
+
+static const struct snd_sof_debugfs_map icl_dsp_debugfs[] = {
+	{"hda", HDA_DSP_HDA_BAR, 0, 0x4000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"pp", HDA_DSP_PP_BAR,  0, 0x1000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dsp", HDA_DSP_BAR,  0, 0x10000, SOF_DEBUGFS_ACCESS_ALWAYS},
+};
+
+static int icl_dsp_core_stall(struct snd_sof_dev *sdev, unsigned int core_mask)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+
+	/* make sure core_mask in host managed cores */
+	core_mask &= chip->host_managed_cores_mask;
+	if (!core_mask) {
+		dev_err(sdev->dev, "error: core_mask is not in host managed cores\n");
+		return -EINVAL;
+	}
+
+	/* stall core */
+	snd_sof_dsp_update_bits_unlocked(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPCS,
+					 HDA_DSP_ADSPCS_CSTALL_MASK(core_mask),
+					 HDA_DSP_ADSPCS_CSTALL_MASK(core_mask));
+
+	return 0;
+}
+
+/*
+ * post fw run operation for ICL.
+ * Core 3 will be powered up and in stall when HPRO is enabled
+ */
+static int icl_dsp_post_fw_run(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	int ret;
+
+	if (sdev->first_boot) {
+		struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+
+		ret = hda_sdw_startup(sdev);
+		if (ret < 0) {
+			dev_err(sdev->dev, "error: could not startup SoundWire links\n");
+			return ret;
+		}
+
+		/* Check if IMR boot is usable */
+		if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT) &&
+		    sdev->fw_ready.flags & SOF_IPC_INFO_D3_PERSISTENT)
+			hdev->imrboot_supported = true;
+	}
+
+	hda_sdw_int_enable(sdev, true);
+
+	/*
+	 * The recommended HW programming sequence for ICL is to
+	 * power up core 3 and keep it in stall if HPRO is enabled.
+	 */
+	if (!hda->clk_config_lpro) {
+		ret = hda_dsp_enable_core(sdev, BIT(ICL_DSP_HPRO_CORE_ID));
+		if (ret < 0) {
+			dev_err(sdev->dev, "error: dsp core power up failed on core %d\n",
+				ICL_DSP_HPRO_CORE_ID);
+			return ret;
+		}
+
+		sdev->enabled_cores_mask |= BIT(ICL_DSP_HPRO_CORE_ID);
+		sdev->dsp_core_ref_count[ICL_DSP_HPRO_CORE_ID]++;
+
+		snd_sof_dsp_stall(sdev, BIT(ICL_DSP_HPRO_CORE_ID));
+	}
+
+	/* re-enable clock gating and power gating */
+	return hda_dsp_ctrl_clock_power_gating(sdev, true);
+}
+
+/* Icelake ops */
+struct snd_sof_dsp_ops sof_icl_ops;
+
+int sof_icl_ops_init(struct snd_sof_dev *sdev)
+{
+	/* common defaults */
+	memcpy(&sof_icl_ops, &sof_hda_common_ops, sizeof(struct snd_sof_dsp_ops));
+
+	/* probe/remove/shutdown */
+	sof_icl_ops.shutdown	= hda_dsp_shutdown;
+
+	if (sdev->pdata->ipc_type == SOF_IPC_TYPE_3) {
+		/* doorbell */
+		sof_icl_ops.irq_thread	= cnl_ipc_irq_thread;
+
+		/* ipc */
+		sof_icl_ops.send_msg	= cnl_ipc_send_msg;
+
+		/* debug */
+		sof_icl_ops.ipc_dump	= cnl_ipc_dump;
+
+		sof_icl_ops.set_power_state = hda_dsp_set_power_state_ipc3;
+	}
+
+	if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4) {
+		struct sof_ipc4_fw_data *ipc4_data;
+
+		sdev->private = kzalloc_obj(*ipc4_data);
+		if (!sdev->private)
+			return -ENOMEM;
+
+		ipc4_data = sdev->private;
+		ipc4_data->manifest_fw_hdr_offset = SOF_MAN4_FW_HDR_OFFSET;
+
+		ipc4_data->mtrace_type = SOF_IPC4_MTRACE_INTEL_CAVS_2;
+
+		/* External library loading support */
+		ipc4_data->load_library = hda_dsp_ipc4_load_library;
+
+		/* doorbell */
+		sof_icl_ops.irq_thread	= cnl_ipc4_irq_thread;
+
+		/* ipc */
+		sof_icl_ops.send_msg	= cnl_ipc4_send_msg;
+
+		/* debug */
+		sof_icl_ops.ipc_dump	= cnl_ipc4_dump;
+
+		sof_icl_ops.set_power_state = hda_dsp_set_power_state_ipc4;
+	}
+
+	/* debug */
+	sof_icl_ops.debug_map	= icl_dsp_debugfs;
+	sof_icl_ops.debug_map_count	= ARRAY_SIZE(icl_dsp_debugfs);
+
+	/* pre/post fw run */
+	sof_icl_ops.post_fw_run = icl_dsp_post_fw_run;
+
+	/* firmware run */
+	sof_icl_ops.run = hda_dsp_cl_boot_firmware_iccmax;
+	sof_icl_ops.stall = icl_dsp_core_stall;
+
+	/* dsp core get/put */
+	sof_icl_ops.core_get = hda_dsp_core_get;
+
+	/* set DAI driver ops */
+	hda_set_dai_drv_ops(sdev, &sof_icl_ops);
+
+	return 0;
+};
+
+const struct sof_intel_dsp_desc icl_chip_info = {
+	/* Icelake */
+	.cores_num = 4,
+	.init_core_mask = 1,
+	.host_managed_cores_mask = GENMASK(3, 0),
+	.ipc_req = CNL_DSP_REG_HIPCIDR,
+	.ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY,
+	.ipc_ack = CNL_DSP_REG_HIPCIDA,
+	.ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE,
+	.ipc_ctl = CNL_DSP_REG_HIPCCTL,
+	.rom_status_reg = HDA_DSP_SRAM_REG_ROM_STATUS,
+	.rom_init_timeout	= 300,
+	.ssp_count = ICL_SSP_COUNT,
+	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
+	.sdw_shim_base = SDW_SHIM_BASE,
+	.sdw_alh_base = SDW_ALH_BASE,
+	.d0i3_offset = SOF_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_common,
+	.enable_sdw_irq	= hda_common_enable_sdw_irq,
+	.check_sdw_irq	= hda_common_check_sdw_irq,
+	.check_sdw_wakeen_irq = hda_sdw_check_wakeen_irq_common,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq	= hda_dsp_check_ipc_irq,
+	.cl_init = cl_dsp_init,
+	.power_down_dsp = hda_power_down_dsp,
+	.disable_interrupts = hda_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_CAVS_2_0,
+	.platform = "icl",
+};

linux-7.2.3/sound/soc/sof/intel/lnl.c

@@ -0,0 +1,180 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2023 Intel Corporation
+
+/*
+ * Hardware interface for audio DSP on LunarLake.
+ */
+
+#include <linux/debugfs.h>
+#include <linux/firmware.h>
+#include <sound/hda_register.h>
+#include <sound/sof/ipc4/header.h>
+#include <trace/events/sof_intel.h>
+#include "../ipc4-priv.h"
+#include "../ops.h"
+#include "hda.h"
+#include "hda-ipc.h"
+#include "../sof-audio.h"
+#include "mtl.h"
+#include "lnl.h"
+#include <sound/hda-mlink.h>
+
+/* Configure DSP offload for DMIC/SSP/UAOL */
+static void hdac_bus_set_dsp_offload(struct hdac_bus *bus, bool enable)
+{
+	hdac_bus_eml_enable_offload(bus, true, AZX_REG_ML_LEPTR_ID_INTEL_SSP, enable);
+	hdac_bus_eml_enable_offload(bus, true, AZX_REG_ML_LEPTR_ID_INTEL_DMIC, enable);
+	hdac_bus_eml_enable_offload(bus, true, AZX_REG_ML_LEPTR_ID_INTEL_UAOL, enable);
+}
+
+static int lnl_hda_dsp_probe(struct snd_sof_dev *sdev)
+{
+	int ret;
+
+	ret = hda_dsp_probe(sdev);
+	if (ret < 0)
+		return ret;
+
+	hdac_bus_set_dsp_offload(sof_to_bus(sdev), true);
+
+	return 0;
+}
+
+static void lnl_hda_dsp_remove(struct snd_sof_dev *sdev)
+{
+	hdac_bus_set_dsp_offload(sof_to_bus(sdev), false);
+	hda_dsp_remove(sdev);
+}
+
+static int lnl_hda_dsp_resume(struct snd_sof_dev *sdev)
+{
+	int ret;
+
+	ret = hda_dsp_resume(sdev);
+	if (ret < 0)
+		return ret;
+
+	hdac_bus_set_dsp_offload(sof_to_bus(sdev), true);
+
+	return 0;
+}
+
+static int lnl_hda_dsp_runtime_resume(struct snd_sof_dev *sdev)
+{
+	int ret;
+
+	ret = hda_dsp_runtime_resume(sdev);
+	if (ret < 0)
+		return ret;
+
+	hdac_bus_set_dsp_offload(sof_to_bus(sdev), true);
+
+	return 0;
+}
+
+static int lnl_dsp_post_fw_run(struct snd_sof_dev *sdev)
+{
+	if (sdev->first_boot) {
+		struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+
+		/* Check if IMR boot is usable */
+		if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT)) {
+			hda->imrboot_supported = true;
+			debugfs_create_bool("skip_imr_boot",
+					    0644, sdev->debugfs_root,
+					    &hda->skip_imr_boot);
+		}
+	}
+
+	return 0;
+}
+
+int sof_lnl_set_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *dsp_ops)
+{
+	int ret;
+
+	ret = sof_mtl_set_ops(sdev, dsp_ops);
+	if (ret)
+		return ret;
+
+	/* probe/remove */
+	if (!sdev->dspless_mode_selected) {
+		dsp_ops->probe = lnl_hda_dsp_probe;
+		dsp_ops->remove = lnl_hda_dsp_remove;
+	}
+
+	/* post fw run */
+	dsp_ops->post_fw_run = lnl_dsp_post_fw_run;
+
+	/* PM */
+	if (!sdev->dspless_mode_selected) {
+		dsp_ops->resume = lnl_hda_dsp_resume;
+		dsp_ops->runtime_resume = lnl_hda_dsp_runtime_resume;
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(sof_lnl_set_ops, "SND_SOC_SOF_INTEL_LNL");
+
+/* Check if an SDW IRQ occurred */
+bool lnl_dsp_check_sdw_irq(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	return hdac_bus_eml_check_interrupt(bus, true,  AZX_REG_ML_LEPTR_ID_SDW);
+}
+EXPORT_SYMBOL_NS(lnl_dsp_check_sdw_irq, "SND_SOC_SOF_INTEL_LNL");
+
+int lnl_dsp_disable_interrupts(struct snd_sof_dev *sdev)
+{
+	mtl_disable_ipc_interrupts(sdev);
+	return mtl_enable_interrupts(sdev, false);
+}
+EXPORT_SYMBOL_NS(lnl_dsp_disable_interrupts, "SND_SOC_SOF_INTEL_LNL");
+
+bool lnl_sdw_check_wakeen_irq(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	u16 wake_sts;
+
+	/*
+	 * we need to use the global HDaudio WAKEEN/STS to be able to
+	 * detect wakes in low-power modes. The link-specific information
+	 * is handled in the process_wakeen() helper, this helper only
+	 * detects a SoundWire wake without identifying the link.
+	 */
+	wake_sts = snd_hdac_chip_readw(bus, STATESTS);
+
+	/* filter out the range of SDIs that can be set for SoundWire */
+	return wake_sts & GENMASK(SDW_MAX_DEVICES, SDW_INTEL_DEV_NUM_IDA_MIN);
+}
+EXPORT_SYMBOL_NS(lnl_sdw_check_wakeen_irq, "SND_SOC_SOF_INTEL_LNL");
+
+const struct sof_intel_dsp_desc lnl_chip_info = {
+	.cores_num = 5,
+	.init_core_mask = BIT(0),
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = MTL_DSP_REG_HFIPCXIDR,
+	.ipc_req_mask = MTL_DSP_REG_HFIPCXIDR_BUSY,
+	.ipc_ack = MTL_DSP_REG_HFIPCXIDA,
+	.ipc_ack_mask = MTL_DSP_REG_HFIPCXIDA_DONE,
+	.ipc_ctl = MTL_DSP_REG_HFIPCXCTL,
+	.rom_status_reg = LNL_DSP_REG_HFDSC,
+	.rom_init_timeout = 300,
+	.ssp_count = MTL_SSP_COUNT,
+	.d0i3_offset = MTL_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_ext,
+	.check_sdw_irq = lnl_dsp_check_sdw_irq,
+	.check_sdw_wakeen_irq = lnl_sdw_check_wakeen_irq,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq = mtl_dsp_check_ipc_irq,
+	.cl_init = mtl_dsp_cl_init,
+	.power_down_dsp = mtl_power_down_dsp,
+	.disable_interrupts = lnl_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_ACE_2_0,
+	.platform = "lnl",
+};
+
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_MTL");
+MODULE_IMPORT_NS("SND_SOC_SOF_HDA_MLINK");

linux-7.2.3/sound/soc/sof/intel/lnl.h

@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2024 Intel Corporation
+ */
+
+#ifndef __SOF_INTEL_LNL_H
+#define __SOF_INTEL_LNL_H
+
+#define LNL_DSP_REG_HFDSC		0x160200 /* DSP core0 status */
+#define LNL_DSP_REG_HFDEC		0x160204 /* DSP core0 error */
+
+int sof_lnl_set_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *dsp_ops);
+
+bool lnl_dsp_check_sdw_irq(struct snd_sof_dev *sdev);
+int lnl_dsp_disable_interrupts(struct snd_sof_dev *sdev);
+bool lnl_sdw_check_wakeen_irq(struct snd_sof_dev *sdev);
+
+#endif /* __SOF_INTEL_LNL_H */

linux-7.2.3/sound/soc/sof/intel/mtl.c

@@ -0,0 +1,816 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2022 Intel Corporation
+//
+// Authors: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//
+
+/*
+ * Hardware interface for audio DSP on Meteorlake.
+ */
+
+#include <linux/debugfs.h>
+#include <linux/firmware.h>
+#include <linux/string_choices.h>
+#include <sound/sof/ipc4/header.h>
+#include <trace/events/sof_intel.h>
+#include "../ipc4-priv.h"
+#include "../ops.h"
+#include "hda.h"
+#include "hda-ipc.h"
+#include "../sof-audio.h"
+#include "mtl.h"
+#include "telemetry.h"
+
+static const struct snd_sof_debugfs_map mtl_dsp_debugfs[] = {
+	{"hda", HDA_DSP_HDA_BAR, 0, 0x4000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"pp", HDA_DSP_PP_BAR,  0, 0x1000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dsp", HDA_DSP_BAR,  0, 0x10000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"fw_regs", HDA_DSP_BAR,  MTL_SRAM_WINDOW_OFFSET(0), 0x1000, SOF_DEBUGFS_ACCESS_D0_ONLY},
+};
+
+static void mtl_ipc_host_done(struct snd_sof_dev *sdev)
+{
+	/*
+	 * clear busy interrupt to tell dsp controller this interrupt has been accepted,
+	 * not trigger it again
+	 */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXTDR,
+				       MTL_DSP_REG_HFIPCXTDR_BUSY, MTL_DSP_REG_HFIPCXTDR_BUSY);
+	/*
+	 * clear busy bit to ack dsp the msg has been processed and send reply msg to dsp
+	 */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXTDA,
+				       MTL_DSP_REG_HFIPCXTDA_BUSY, 0);
+}
+
+static void mtl_ipc_dsp_done(struct snd_sof_dev *sdev)
+{
+	/*
+	 * set DONE bit - tell DSP we have received the reply msg from DSP, and processed it,
+	 * don't send more reply to host
+	 */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXIDA,
+				       MTL_DSP_REG_HFIPCXIDA_DONE, MTL_DSP_REG_HFIPCXIDA_DONE);
+
+	/* unmask Done interrupt */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXCTL,
+				MTL_DSP_REG_HFIPCXCTL_DONE, MTL_DSP_REG_HFIPCXCTL_DONE);
+}
+
+/* Check if an IPC IRQ occurred */
+bool mtl_dsp_check_ipc_irq(struct snd_sof_dev *sdev)
+{
+	u32 irq_status;
+	u32 hfintipptr;
+
+	if (sdev->dspless_mode_selected)
+		return false;
+
+	/* read Interrupt IP Pointer */
+	hfintipptr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_HFINTIPPTR) & MTL_HFINTIPPTR_PTR_MASK;
+	irq_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, hfintipptr + MTL_DSP_IRQSTS);
+
+	trace_sof_intel_hda_irq_ipc_check(sdev, irq_status);
+
+	if (irq_status != U32_MAX && (irq_status & MTL_DSP_IRQSTS_IPC))
+		return true;
+
+	return false;
+}
+EXPORT_SYMBOL_NS(mtl_dsp_check_ipc_irq, "SND_SOC_SOF_INTEL_MTL");
+
+/* Check if an SDW IRQ occurred */
+static bool mtl_dsp_check_sdw_irq(struct snd_sof_dev *sdev)
+{
+	u32 irq_status;
+	u32 hfintipptr;
+
+	/* read Interrupt IP Pointer */
+	hfintipptr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_HFINTIPPTR) & MTL_HFINTIPPTR_PTR_MASK;
+	irq_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, hfintipptr + MTL_DSP_IRQSTS);
+
+	if (irq_status != U32_MAX && (irq_status & MTL_DSP_IRQSTS_SDW))
+		return true;
+
+	return false;
+}
+
+static int mtl_ipc_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg)
+{
+	struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+	struct sof_ipc4_msg *msg_data = msg->msg_data;
+
+	if (hda_ipc4_tx_is_busy(sdev)) {
+		hdev->delayed_ipc_tx_msg = msg;
+		return 0;
+	}
+
+	hdev->delayed_ipc_tx_msg = NULL;
+
+	/* send the message via mailbox */
+	if (msg_data->data_size)
+		sof_mailbox_write(sdev, sdev->host_box.offset, msg_data->data_ptr,
+				  msg_data->data_size);
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXIDDY,
+			  msg_data->extension);
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXIDR,
+			  msg_data->primary | MTL_DSP_REG_HFIPCXIDR_BUSY);
+
+	hda_dsp_ipc4_schedule_d0i3_work(hdev, msg);
+
+	return 0;
+}
+
+void mtl_enable_ipc_interrupts(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+
+	if (sdev->dspless_mode_selected)
+		return;
+
+	/* enable IPC DONE and BUSY interrupts */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl,
+				MTL_DSP_REG_HFIPCXCTL_BUSY | MTL_DSP_REG_HFIPCXCTL_DONE,
+				MTL_DSP_REG_HFIPCXCTL_BUSY | MTL_DSP_REG_HFIPCXCTL_DONE);
+}
+
+void mtl_disable_ipc_interrupts(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+
+	if (sdev->dspless_mode_selected)
+		return;
+
+	/* disable IPC DONE and BUSY interrupts */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl,
+				MTL_DSP_REG_HFIPCXCTL_BUSY | MTL_DSP_REG_HFIPCXCTL_DONE, 0);
+}
+EXPORT_SYMBOL_NS(mtl_disable_ipc_interrupts, "SND_SOC_SOF_INTEL_MTL");
+
+static void mtl_enable_sdw_irq(struct snd_sof_dev *sdev, bool enable)
+{
+	u32 hipcie;
+	u32 mask;
+	u32 val;
+	int ret;
+
+	if (sdev->dspless_mode_selected)
+		return;
+
+	/* Enable/Disable SoundWire interrupt */
+	mask = MTL_DSP_REG_HfSNDWIE_IE_MASK;
+	if (enable)
+		val = mask;
+	else
+		val = 0;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, MTL_DSP_REG_HfSNDWIE, mask, val);
+
+	/* check if operation was successful */
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, MTL_DSP_REG_HfSNDWIE, hipcie,
+					    (hipcie & mask) == val,
+					    HDA_DSP_REG_POLL_INTERVAL_US, HDA_DSP_RESET_TIMEOUT_US);
+	if (ret < 0)
+		dev_err(sdev->dev, "failed to set SoundWire IPC interrupt %s\n",
+			str_enable_disable(enable));
+}
+
+int mtl_enable_interrupts(struct snd_sof_dev *sdev, bool enable)
+{
+	u32 hfintipptr;
+	u32 irqinten;
+	u32 hipcie;
+	u32 mask;
+	u32 val;
+	int ret;
+
+	if (sdev->dspless_mode_selected)
+		return 0;
+
+	/* read Interrupt IP Pointer */
+	hfintipptr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_HFINTIPPTR) & MTL_HFINTIPPTR_PTR_MASK;
+
+	/* Enable/Disable Host IPC and SOUNDWIRE */
+	mask = MTL_IRQ_INTEN_L_HOST_IPC_MASK | MTL_IRQ_INTEN_L_SOUNDWIRE_MASK;
+	if (enable)
+		val = mask;
+	else
+		val = 0;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, hfintipptr, mask, val);
+
+	/* check if operation was successful */
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, hfintipptr, irqinten,
+					    (irqinten & mask) == val,
+					    HDA_DSP_REG_POLL_INTERVAL_US, HDA_DSP_RESET_TIMEOUT_US);
+	if (ret < 0) {
+		dev_err(sdev->dev, "failed to %s Host IPC and/or SOUNDWIRE\n",
+			str_enable_disable(enable));
+		return ret;
+	}
+
+	/* Enable/Disable Host IPC interrupt*/
+	mask = MTL_DSP_REG_HfHIPCIE_IE_MASK;
+	if (enable)
+		val = mask;
+	else
+		val = 0;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, MTL_DSP_REG_HfHIPCIE, mask, val);
+
+	/* check if operation was successful */
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, MTL_DSP_REG_HfHIPCIE, hipcie,
+					    (hipcie & mask) == val,
+					    HDA_DSP_REG_POLL_INTERVAL_US, HDA_DSP_RESET_TIMEOUT_US);
+	if (ret < 0) {
+		dev_err(sdev->dev, "failed to set Host IPC interrupt %s\n",
+			str_enable_disable(enable));
+		return ret;
+	}
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(mtl_enable_interrupts, "SND_SOC_SOF_INTEL_MTL");
+
+/* pre fw run operations */
+static int mtl_dsp_pre_fw_run(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+	u32 dsphfpwrsts;
+	u32 dsphfdsscs;
+	u32 cpa;
+	u32 pgs;
+	int ret;
+	u32 dsppwrctl;
+	u32 dsppwrsts;
+	const struct sof_intel_dsp_desc *chip;
+
+	chip = get_chip_info(sdev->pdata);
+	if (chip->hw_ip_version > SOF_INTEL_ACE_2_0) {
+		dsppwrctl = PTL_HFPWRCTL2;
+		dsppwrsts = PTL_HFPWRSTS2;
+	} else {
+		dsppwrctl = MTL_HFPWRCTL;
+		dsppwrsts = MTL_HFPWRSTS;
+	}
+
+	/* Set the DSP subsystem power on */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, MTL_HFDSSCS,
+				MTL_HFDSSCS_SPA_MASK, MTL_HFDSSCS_SPA_MASK);
+
+	/* Wait for unstable CPA read (1 then 0 then 1) just after setting SPA bit */
+	usleep_range(1000, 1010);
+
+	/* poll with timeout to check if operation successful */
+	cpa = MTL_HFDSSCS_CPA_MASK;
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, MTL_HFDSSCS, dsphfdsscs,
+					    (dsphfdsscs & cpa) == cpa, HDA_DSP_REG_POLL_INTERVAL_US,
+					    HDA_DSP_RESET_TIMEOUT_US);
+	if (ret < 0) {
+		dev_err(sdev->dev, "failed to enable DSP subsystem\n");
+		return ret;
+	}
+
+	/* Power up gated-DSP-0 domain in order to access the DSP shim register block. */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, dsppwrctl,
+				MTL_HFPWRCTL_WPDSPHPXPG, MTL_HFPWRCTL_WPDSPHPXPG);
+
+	usleep_range(1000, 1010);
+
+	/* poll with timeout to check if operation successful */
+	pgs = MTL_HFPWRSTS_DSPHPXPGS_MASK;
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, dsppwrsts, dsphfpwrsts,
+					    (dsphfpwrsts & pgs) == pgs,
+					    HDA_DSP_REG_POLL_INTERVAL_US,
+					    HDA_DSP_RESET_TIMEOUT_US);
+	if (ret < 0)
+		dev_err(sdev->dev, "failed to power up gated DSP domain\n");
+
+	/* if SoundWire is used, make sure it is not power-gated */
+	if (hdev->info.handle && hdev->info.link_mask > 0)
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, MTL_HFPWRCTL,
+					MTL_HfPWRCTL_WPIOXPG(1), MTL_HfPWRCTL_WPIOXPG(1));
+
+	return ret;
+}
+
+static int mtl_dsp_post_fw_run(struct snd_sof_dev *sdev)
+{
+	int ret;
+
+	if (sdev->first_boot) {
+		struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+
+		ret = hda_sdw_startup(sdev);
+		if (ret < 0) {
+			dev_err(sdev->dev, "could not startup SoundWire links\n");
+			return ret;
+		}
+
+		/* Check if IMR boot is usable */
+		if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT)) {
+			hdev->imrboot_supported = true;
+			debugfs_create_bool("skip_imr_boot",
+					    0644, sdev->debugfs_root,
+					    &hdev->skip_imr_boot);
+		}
+	}
+
+	hda_sdw_int_enable(sdev, true);
+	return 0;
+}
+
+static void mtl_dsp_dump(struct snd_sof_dev *sdev, u32 flags)
+{
+	char *level = (flags & SOF_DBG_DUMP_OPTIONAL) ? KERN_DEBUG : KERN_ERR;
+	u32 fwsts;
+	u32 fwlec;
+
+	hda_dsp_get_state(sdev, level);
+	fwsts = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_ROM_STS);
+	fwlec = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_ROM_ERROR);
+
+	if (fwsts != 0xffffffff)
+		dev_err(sdev->dev, "Firmware state: %#x, status/error code: %#x\n",
+			fwsts, fwlec);
+
+	sof_ipc4_intel_dump_telemetry_state(sdev, flags);
+}
+
+static bool mtl_dsp_primary_core_is_enabled(struct snd_sof_dev *sdev)
+{
+	int val;
+
+	val = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP2CXCTL_PRIMARY_CORE);
+	if (val != U32_MAX && val & MTL_DSP2CXCTL_PRIMARY_CORE_CPA_MASK)
+		return true;
+
+	return false;
+}
+
+static int mtl_dsp_core_power_up(struct snd_sof_dev *sdev, int core)
+{
+	unsigned int cpa;
+	u32 dspcxctl;
+	int ret;
+
+	/* Only the primary core can be powered up by the host */
+	if (core != SOF_DSP_PRIMARY_CORE || mtl_dsp_primary_core_is_enabled(sdev))
+		return 0;
+
+	/* Program the owner of the IP & shim registers (10: Host CPU) */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, MTL_DSP2CXCTL_PRIMARY_CORE,
+				MTL_DSP2CXCTL_PRIMARY_CORE_OSEL,
+				0x2 << MTL_DSP2CXCTL_PRIMARY_CORE_OSEL_SHIFT);
+
+	/* enable SPA bit */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, MTL_DSP2CXCTL_PRIMARY_CORE,
+				MTL_DSP2CXCTL_PRIMARY_CORE_SPA_MASK,
+				MTL_DSP2CXCTL_PRIMARY_CORE_SPA_MASK);
+
+	/* Wait for unstable CPA read (1 then 0 then 1) just after setting SPA bit */
+	usleep_range(1000, 1010);
+
+	/* poll with timeout to check if operation successful */
+	cpa = MTL_DSP2CXCTL_PRIMARY_CORE_CPA_MASK;
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, MTL_DSP2CXCTL_PRIMARY_CORE, dspcxctl,
+					    (dspcxctl & cpa) == cpa, HDA_DSP_REG_POLL_INTERVAL_US,
+					    HDA_DSP_RESET_TIMEOUT_US);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: timeout on MTL_DSP2CXCTL_PRIMARY_CORE read\n",
+			__func__);
+		return ret;
+	}
+
+	/* set primary core mask and refcount to 1 */
+	sdev->enabled_cores_mask = BIT(SOF_DSP_PRIMARY_CORE);
+	sdev->dsp_core_ref_count[SOF_DSP_PRIMARY_CORE] = 1;
+
+	return 0;
+}
+
+static int mtl_dsp_core_power_down(struct snd_sof_dev *sdev, int core)
+{
+	u32 dspcxctl;
+	int ret;
+
+	/* Only the primary core can be powered down by the host */
+	if (core != SOF_DSP_PRIMARY_CORE || !mtl_dsp_primary_core_is_enabled(sdev))
+		return 0;
+
+	/* disable SPA bit */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, MTL_DSP2CXCTL_PRIMARY_CORE,
+				MTL_DSP2CXCTL_PRIMARY_CORE_SPA_MASK, 0);
+
+	/* Wait for unstable CPA read (0 then 1 then 0) just after setting SPA bit */
+	usleep_range(1000, 1010);
+
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, MTL_DSP2CXCTL_PRIMARY_CORE, dspcxctl,
+					    !(dspcxctl & MTL_DSP2CXCTL_PRIMARY_CORE_CPA_MASK),
+					    HDA_DSP_REG_POLL_INTERVAL_US,
+					    HDA_DSP_PD_TIMEOUT * USEC_PER_MSEC);
+	if (ret < 0) {
+		dev_err(sdev->dev, "failed to power down primary core\n");
+		return ret;
+	}
+
+	sdev->enabled_cores_mask = 0;
+	sdev->dsp_core_ref_count[SOF_DSP_PRIMARY_CORE] = 0;
+
+	return 0;
+}
+
+int mtl_power_down_dsp(struct snd_sof_dev *sdev)
+{
+	u32 dsphfdsscs, cpa;
+	int ret;
+
+	/* first power down core */
+	ret = mtl_dsp_core_power_down(sdev, SOF_DSP_PRIMARY_CORE);
+	if (ret) {
+		dev_err(sdev->dev, "mtl dsp power down error, %d\n", ret);
+		return ret;
+	}
+
+	/* Set the DSP subsystem power down */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, MTL_HFDSSCS,
+				MTL_HFDSSCS_SPA_MASK, 0);
+
+	/* Wait for unstable CPA read (0 then 1 then 0) just after setting SPA bit */
+	usleep_range(1000, 1010);
+
+	/* poll with timeout to check if operation successful */
+	cpa = MTL_HFDSSCS_CPA_MASK;
+	dsphfdsscs = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_HFDSSCS);
+	return snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, MTL_HFDSSCS, dsphfdsscs,
+					     (dsphfdsscs & cpa) == 0, HDA_DSP_REG_POLL_INTERVAL_US,
+					     HDA_DSP_RESET_TIMEOUT_US);
+}
+EXPORT_SYMBOL_NS(mtl_power_down_dsp, "SND_SOC_SOF_INTEL_MTL");
+
+int mtl_dsp_cl_init(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	unsigned int status, target_status;
+	u32 ipc_hdr, flags;
+	char *dump_msg;
+	int ret;
+
+	/* step 1: purge FW request */
+	ipc_hdr = chip->ipc_req_mask | HDA_DSP_ROM_IPC_CONTROL;
+	if (!imr_boot)
+		ipc_hdr |= HDA_DSP_ROM_IPC_PURGE_FW | ((stream_tag - 1) << 9);
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR, chip->ipc_req, ipc_hdr);
+
+	/* step 2: power up primary core */
+	ret = mtl_dsp_core_power_up(sdev, SOF_DSP_PRIMARY_CORE);
+	if (ret < 0) {
+		if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+			dev_err(sdev->dev, "dsp core 0/1 power up failed\n");
+		goto err;
+	}
+
+	dev_dbg(sdev->dev, "Primary core power up successful\n");
+
+	/* step 3: wait for IPC DONE bit from ROM */
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, chip->ipc_ack, status,
+					    ((status & chip->ipc_ack_mask) == chip->ipc_ack_mask),
+					    HDA_DSP_REG_POLL_INTERVAL_US, HDA_DSP_INIT_TIMEOUT_US);
+	if (ret < 0) {
+		if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+			dev_err(sdev->dev, "timeout waiting for purge IPC done\n");
+		goto err;
+	}
+
+	/* set DONE bit to clear the reply IPC message */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, chip->ipc_ack, chip->ipc_ack_mask,
+				       chip->ipc_ack_mask);
+
+	/* step 4: enable interrupts */
+	ret = mtl_enable_interrupts(sdev, true);
+	if (ret < 0) {
+		if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+			dev_err(sdev->dev, "%s: failed to enable interrupts\n", __func__);
+		goto err;
+	}
+
+	mtl_enable_ipc_interrupts(sdev);
+
+	if (chip->rom_status_reg == MTL_DSP_ROM_STS) {
+		/*
+		 * Workaround: when the ROM status register is pointing to
+		 * the SRAM window (MTL_DSP_ROM_STS) the platform cannot catch
+		 * ROM_INIT_DONE because of a very short timing window.
+		 * Follow the recommendations and skip target state waiting.
+		 */
+		return 0;
+	}
+
+	/*
+	 * step 7:
+	 * - Cold/Full boot: wait for ROM init to proceed to download the firmware
+	 * - IMR boot: wait for ROM firmware entered (firmware booted up from IMR)
+	 */
+	if (imr_boot)
+		target_status = FSR_STATE_FW_ENTERED;
+	else
+		target_status = FSR_STATE_INIT_DONE;
+
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR,
+					chip->rom_status_reg, status,
+					(FSR_TO_STATE_CODE(status) == target_status),
+					HDA_DSP_REG_POLL_INTERVAL_US,
+					chip->rom_init_timeout *
+					USEC_PER_MSEC);
+
+	if (!ret)
+		return 0;
+
+	if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+		dev_err(sdev->dev,
+			"%s: timeout with rom_status_reg (%#x) read\n",
+			__func__, chip->rom_status_reg);
+
+err:
+	flags = SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX | SOF_DBG_DUMP_OPTIONAL;
+
+	/* after max boot attempts make sure that the dump is printed */
+	if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+		flags &= ~SOF_DBG_DUMP_OPTIONAL;
+
+	dump_msg = kasprintf(GFP_KERNEL, "Boot iteration failed: %d/%d",
+			     hda->boot_iteration, HDA_FW_BOOT_ATTEMPTS);
+	snd_sof_dsp_dbg_dump(sdev, dump_msg, flags);
+	mtl_enable_interrupts(sdev, false);
+	mtl_dsp_core_power_down(sdev, SOF_DSP_PRIMARY_CORE);
+
+	kfree(dump_msg);
+	return ret;
+}
+EXPORT_SYMBOL_NS(mtl_dsp_cl_init, "SND_SOC_SOF_INTEL_MTL");
+
+static irqreturn_t mtl_ipc_irq_thread(int irq, void *context)
+{
+	struct sof_ipc4_msg notification_data = {{ 0 }};
+	struct snd_sof_dev *sdev = context;
+	bool ack_received = false;
+	bool ipc_irq = false;
+	u32 hipcida;
+	u32 hipctdr;
+
+	hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXIDA);
+	hipctdr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXTDR);
+
+	/* reply message from DSP */
+	if (hipcida & MTL_DSP_REG_HFIPCXIDA_DONE) {
+		/* DSP received the message */
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXCTL,
+					MTL_DSP_REG_HFIPCXCTL_DONE, 0);
+
+		mtl_ipc_dsp_done(sdev);
+
+		ipc_irq = true;
+		ack_received = true;
+	}
+
+	if (hipctdr & MTL_DSP_REG_HFIPCXTDR_BUSY) {
+		/* Message from DSP (reply or notification) */
+		u32 extension = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXTDDY);
+		u32 primary = hipctdr & MTL_DSP_REG_HFIPCXTDR_MSG_MASK;
+
+		/*
+		 * ACE fw sends a new fw ipc message to host to
+		 * notify the status of the last host ipc message
+		 */
+		if (primary & SOF_IPC4_MSG_DIR_MASK) {
+			/* Reply received */
+			if (likely(sdev->fw_state == SOF_FW_BOOT_COMPLETE)) {
+				struct sof_ipc4_msg *data = sdev->ipc->msg.reply_data;
+
+				data->primary = primary;
+				data->extension = extension;
+
+				guard(spinlock_irq)(&sdev->ipc_lock);
+				snd_sof_ipc_get_reply(sdev);
+				mtl_ipc_host_done(sdev);
+				snd_sof_ipc_reply(sdev, data->primary);
+			} else {
+				dev_dbg_ratelimited(sdev->dev,
+						    "IPC reply before FW_READY: %#x|%#x\n",
+						    primary, extension);
+			}
+		} else {
+			/* Notification received */
+			notification_data.primary = primary;
+			notification_data.extension = extension;
+
+			sdev->ipc->msg.rx_data = &notification_data;
+			snd_sof_ipc_msgs_rx(sdev);
+			sdev->ipc->msg.rx_data = NULL;
+
+			mtl_ipc_host_done(sdev);
+		}
+
+		ipc_irq = true;
+	}
+
+	if (!ipc_irq) {
+		/* This interrupt is not shared so no need to return IRQ_NONE. */
+		dev_dbg_ratelimited(sdev->dev, "nothing to do in IPC IRQ thread\n");
+	}
+
+	if (ack_received) {
+		struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+
+		if (hdev->delayed_ipc_tx_msg)
+			mtl_ipc_send_msg(sdev, hdev->delayed_ipc_tx_msg);
+	}
+
+	return IRQ_HANDLED;
+}
+
+static int mtl_dsp_ipc_get_mailbox_offset(struct snd_sof_dev *sdev)
+{
+	return MTL_DSP_MBOX_UPLINK_OFFSET;
+}
+
+static int mtl_dsp_ipc_get_window_offset(struct snd_sof_dev *sdev, u32 id)
+{
+	return MTL_SRAM_WINDOW_OFFSET(id);
+}
+
+static void mtl_ipc_dump(struct snd_sof_dev *sdev)
+{
+	u32 hipcidr, hipcidd, hipcida, hipctdr, hipctdd, hipctda, hipcctl;
+
+	hipcidr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXIDR);
+	hipcidd = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXIDDY);
+	hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXIDA);
+	hipctdr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXTDR);
+	hipctdd = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXTDDY);
+	hipctda = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXTDA);
+	hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, MTL_DSP_REG_HFIPCXCTL);
+
+	dev_err(sdev->dev,
+		"Host IPC initiator: %#x|%#x|%#x, target: %#x|%#x|%#x, ctl: %#x\n",
+		hipcidr, hipcidd, hipcida, hipctdr, hipctdd, hipctda, hipcctl);
+}
+
+static int mtl_dsp_disable_interrupts(struct snd_sof_dev *sdev)
+{
+	mtl_enable_sdw_irq(sdev, false);
+	mtl_disable_ipc_interrupts(sdev);
+	return mtl_enable_interrupts(sdev, false);
+}
+
+static int mtl_dsp_core_get(struct snd_sof_dev *sdev, int core)
+{
+	const struct sof_ipc_pm_ops *pm_ops = sdev->ipc->ops->pm;
+
+	if (core == SOF_DSP_PRIMARY_CORE)
+		return mtl_dsp_core_power_up(sdev, SOF_DSP_PRIMARY_CORE);
+
+	if (pm_ops->set_core_state)
+		return pm_ops->set_core_state(sdev, core, true);
+
+	return 0;
+}
+
+static int mtl_dsp_core_put(struct snd_sof_dev *sdev, int core)
+{
+	const struct sof_ipc_pm_ops *pm_ops = sdev->ipc->ops->pm;
+	int ret;
+
+	if (pm_ops->set_core_state) {
+		ret = pm_ops->set_core_state(sdev, core, false);
+		if (ret < 0)
+			return ret;
+	}
+
+	if (core == SOF_DSP_PRIMARY_CORE)
+		return mtl_dsp_core_power_down(sdev, SOF_DSP_PRIMARY_CORE);
+
+	return 0;
+}
+
+int sof_mtl_set_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *dsp_ops)
+{
+	struct sof_ipc4_fw_data *ipc4_data;
+
+	/* common defaults */
+	memcpy(dsp_ops, &sof_hda_common_ops, sizeof(struct snd_sof_dsp_ops));
+
+	/* shutdown */
+	dsp_ops->shutdown = hda_dsp_shutdown;
+
+	/* doorbell */
+	dsp_ops->irq_thread = mtl_ipc_irq_thread;
+
+	/* ipc */
+	dsp_ops->send_msg = mtl_ipc_send_msg;
+	dsp_ops->get_mailbox_offset = mtl_dsp_ipc_get_mailbox_offset;
+	dsp_ops->get_window_offset = mtl_dsp_ipc_get_window_offset;
+
+	/* debug */
+	dsp_ops->debug_map = mtl_dsp_debugfs;
+	dsp_ops->debug_map_count = ARRAY_SIZE(mtl_dsp_debugfs);
+	dsp_ops->dbg_dump = mtl_dsp_dump;
+	dsp_ops->ipc_dump = mtl_ipc_dump;
+
+	/* pre/post fw run */
+	dsp_ops->pre_fw_run = mtl_dsp_pre_fw_run;
+	dsp_ops->post_fw_run = mtl_dsp_post_fw_run;
+
+	/* parse platform specific extended manifest */
+	dsp_ops->parse_platform_ext_manifest = NULL;
+
+	/* dsp core get/put */
+	dsp_ops->core_get = mtl_dsp_core_get;
+	dsp_ops->core_put = mtl_dsp_core_put;
+
+	sdev->private = kzalloc_obj(struct sof_ipc4_fw_data);
+	if (!sdev->private)
+		return -ENOMEM;
+
+	ipc4_data = sdev->private;
+	ipc4_data->manifest_fw_hdr_offset = SOF_MAN4_FW_HDR_OFFSET;
+
+	ipc4_data->mtrace_type = SOF_IPC4_MTRACE_INTEL_CAVS_2;
+
+	ipc4_data->fw_context_save = true;
+
+	/* External library loading support */
+	ipc4_data->load_library = hda_dsp_ipc4_load_library;
+
+	dsp_ops->set_power_state = hda_dsp_set_power_state_ipc4;
+
+	/* set DAI ops */
+	hda_set_dai_drv_ops(sdev, dsp_ops);
+
+	return 0;
+}
+EXPORT_SYMBOL_NS(sof_mtl_set_ops, "SND_SOC_SOF_INTEL_MTL");
+
+const struct sof_intel_dsp_desc mtl_chip_info = {
+	.cores_num = 3,
+	.init_core_mask = BIT(0),
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = MTL_DSP_REG_HFIPCXIDR,
+	.ipc_req_mask = MTL_DSP_REG_HFIPCXIDR_BUSY,
+	.ipc_ack = MTL_DSP_REG_HFIPCXIDA,
+	.ipc_ack_mask = MTL_DSP_REG_HFIPCXIDA_DONE,
+	.ipc_ctl = MTL_DSP_REG_HFIPCXCTL,
+	.rom_status_reg = MTL_DSP_REG_HFFLGPXQWY,
+	.rom_init_timeout	= 300,
+	.ssp_count = MTL_SSP_COUNT,
+	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
+	.sdw_shim_base = SDW_SHIM_BASE_ACE,
+	.sdw_alh_base = SDW_ALH_BASE_ACE,
+	.d0i3_offset = MTL_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_common,
+	.enable_sdw_irq = mtl_enable_sdw_irq,
+	.check_sdw_irq = mtl_dsp_check_sdw_irq,
+	.check_sdw_wakeen_irq = hda_sdw_check_wakeen_irq_common,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq = mtl_dsp_check_ipc_irq,
+	.cl_init = mtl_dsp_cl_init,
+	.power_down_dsp = mtl_power_down_dsp,
+	.disable_interrupts = mtl_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_ACE_1_0,
+	.platform = "mtl",
+};
+
+const struct sof_intel_dsp_desc arl_s_chip_info = {
+	.cores_num = 2,
+	.init_core_mask = BIT(0),
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = MTL_DSP_REG_HFIPCXIDR,
+	.ipc_req_mask = MTL_DSP_REG_HFIPCXIDR_BUSY,
+	.ipc_ack = MTL_DSP_REG_HFIPCXIDA,
+	.ipc_ack_mask = MTL_DSP_REG_HFIPCXIDA_DONE,
+	.ipc_ctl = MTL_DSP_REG_HFIPCXCTL,
+	.rom_status_reg = MTL_DSP_REG_HFFLGPXQWY,
+	.rom_init_timeout	= 300,
+	.ssp_count = MTL_SSP_COUNT,
+	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
+	.sdw_shim_base = SDW_SHIM_BASE_ACE,
+	.sdw_alh_base = SDW_ALH_BASE_ACE,
+	.d0i3_offset = MTL_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_common,
+	.enable_sdw_irq = mtl_enable_sdw_irq,
+	.check_sdw_irq = mtl_dsp_check_sdw_irq,
+	.check_sdw_wakeen_irq = hda_sdw_check_wakeen_irq_common,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq = mtl_dsp_check_ipc_irq,
+	.cl_init = mtl_dsp_cl_init,
+	.power_down_dsp = mtl_power_down_dsp,
+	.disable_interrupts = mtl_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_ACE_1_0,
+	.platform = "arl",
+};

linux-7.2.3/sound/soc/sof/intel/mtl.h

@@ -0,0 +1,134 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2020-2022 Intel Corporation
+ */
+
+/* DSP Registers */
+#define MTL_HFDSSCS			0x1000
+#define MTL_HFDSSCS_SPA_MASK		BIT(16)
+#define MTL_HFDSSCS_CPA_MASK		BIT(24)
+#define MTL_HFSNDWIE			0x114C
+#define MTL_HFPWRCTL			0x1D18
+#define PTL_HFPWRCTL2			0x1D20
+#define MTL_HfPWRCTL_WPIOXPG(x)		BIT((x) + 8)
+#define MTL_HFPWRCTL_WPDSPHPXPG		BIT(0)
+#define MTL_HFPWRSTS			0x1D1C
+#define PTL_HFPWRSTS2			0x1D24
+#define MTL_HFPWRSTS_DSPHPXPGS_MASK	BIT(0)
+#define MTL_HFINTIPPTR			0x1108
+#define MTL_IRQ_INTEN_L_HOST_IPC_MASK	BIT(0)
+#define MTL_IRQ_INTEN_L_SOUNDWIRE_MASK	BIT(6)
+#define MTL_HFINTIPPTR_PTR_MASK		GENMASK(20, 0)
+
+#define MTL_HDA_VS_D0I3C		0x1D4A
+
+#define MTL_DSP2CXCAP_PRIMARY_CORE	0x178D00
+#define MTL_DSP2CXCTL_PRIMARY_CORE	0x178D04
+#define MTL_DSP2CXCTL_PRIMARY_CORE_SPA_MASK BIT(0)
+#define MTL_DSP2CXCTL_PRIMARY_CORE_CPA_MASK BIT(8)
+#define MTL_DSP2CXCTL_PRIMARY_CORE_OSEL GENMASK(25, 24)
+#define MTL_DSP2CXCTL_PRIMARY_CORE_OSEL_SHIFT 24
+
+/* IPC Registers */
+#define MTL_DSP_REG_HFIPCXTDR		0x73200
+#define MTL_DSP_REG_HFIPCXTDR_BUSY	BIT(31)
+#define MTL_DSP_REG_HFIPCXTDR_MSG_MASK GENMASK(30, 0)
+#define MTL_DSP_REG_HFIPCXTDA		0x73204
+#define MTL_DSP_REG_HFIPCXTDA_BUSY	BIT(31)
+#define MTL_DSP_REG_HFIPCXIDR		0x73210
+#define MTL_DSP_REG_HFIPCXIDR_BUSY	BIT(31)
+#define MTL_DSP_REG_HFIPCXIDR_MSG_MASK GENMASK(30, 0)
+#define MTL_DSP_REG_HFIPCXIDA		0x73214
+#define MTL_DSP_REG_HFIPCXIDA_DONE	BIT(31)
+#define MTL_DSP_REG_HFIPCXIDA_MSG_MASK GENMASK(30, 0)
+#define MTL_DSP_REG_HFIPCXCTL		0x73228
+#define MTL_DSP_REG_HFIPCXCTL_BUSY	BIT(0)
+#define MTL_DSP_REG_HFIPCXCTL_DONE	BIT(1)
+#define MTL_DSP_REG_HFIPCXTDDY		0x73300
+#define MTL_DSP_REG_HFIPCXIDDY		0x73380
+#define MTL_DSP_REG_HfHIPCIE		0x1140
+#define MTL_DSP_REG_HfHIPCIE_IE_MASK	BIT(0)
+#define MTL_DSP_REG_HfSNDWIE		0x114C
+#define MTL_DSP_REG_HfSNDWIE_IE_MASK	GENMASK(3, 0)
+
+#define MTL_DSP_IRQSTS			0x20
+#define MTL_DSP_IRQSTS_IPC		BIT(0)
+#define MTL_DSP_IRQSTS_SDW		BIT(6)
+
+#define MTL_DSP_REG_POLL_INTERVAL_US	10	/* 10 us */
+
+/* Memory windows */
+#define MTL_SRAM_WINDOW_OFFSET(x)	(0x180000 + 0x8000 * (x))
+
+#define MTL_DSP_MBOX_UPLINK_OFFSET	(MTL_SRAM_WINDOW_OFFSET(0) + 0x1000)
+#define MTL_DSP_MBOX_UPLINK_SIZE	0x1000
+#define MTL_DSP_MBOX_DOWNLINK_OFFSET	MTL_SRAM_WINDOW_OFFSET(1)
+#define MTL_DSP_MBOX_DOWNLINK_SIZE	0x1000
+
+/* FW registers */
+#define MTL_DSP_ROM_STS			MTL_SRAM_WINDOW_OFFSET(0) /* ROM status */
+#define MTL_DSP_ROM_ERROR		(MTL_SRAM_WINDOW_OFFSET(0) + 0x4) /* ROM error code */
+
+#define MTL_DSP_REG_HFFLGPXQWY		0x163200 /* DSP core0 status */
+#define MTL_DSP_REG_HFFLGPXQWY_ERROR	0x163204 /* DSP core0 error */
+
+/* FSR status codes */
+#define FSR_STATE_ROM_RESET_VECTOR_DONE		0x8
+#define FSR_STATE_ROM_PURGE_BOOT		0x9
+#define FSR_STATE_ROM_RESTORE_BOOT		0xA
+#define FSR_STATE_ROM_FW_ENTRY_POINT		0xB
+#define FSR_STATE_ROM_VALIDATE_PUB_KEY		0xC
+#define FSR_STATE_ROM_POWER_DOWN_HPSRAM		0xD
+#define FSR_STATE_ROM_POWER_DOWN_ULPSRAM	0xE
+#define FSR_STATE_ROM_POWER_UP_ULPSRAM_STACK	0xF
+#define FSR_STATE_ROM_POWER_UP_HPSRAM_DMA	0x10
+#define FSR_STATE_ROM_BEFORE_EP_POINTER_READ	0x11
+#define FSR_STATE_ROM_VALIDATE_MANIFEST		0x12
+#define FSR_STATE_ROM_VALIDATE_FW_MODULE	0x13
+#define FSR_STATE_ROM_PROTECT_IMR_REGION	0x14
+#define FSR_STATE_ROM_PUSH_MODEL_ROUTINE	0x15
+#define FSR_STATE_ROM_PULL_MODEL_ROUTINE	0x16
+#define FSR_STATE_ROM_VALIDATE_PKG_DIR		0x17
+#define FSR_STATE_ROM_VALIDATE_CPD		0x18
+#define FSR_STATE_ROM_VALIDATE_CSS_MAN_HEADER	0x19
+#define FSR_STATE_ROM_VALIDATE_BLOB_SVN		0x1A
+#define FSR_STATE_ROM_VERIFY_IFWI_PARTITION	0x1B
+#define FSR_STATE_ROM_REMOVE_ACCESS_CONTROL	0x1C
+#define FSR_STATE_ROM_AUTH_BYPASS		0x1D
+#define FSR_STATE_ROM_AUTH_ENABLED		0x1E
+#define FSR_STATE_ROM_INIT_DMA			0x1F
+#define FSR_STATE_ROM_PURGE_FW_ENTRY		0x20
+#define FSR_STATE_ROM_PURGE_FW_END		0x21
+#define FSR_STATE_ROM_CLEAN_UP_BSS_DONE		0x22
+#define FSR_STATE_ROM_IMR_RESTORE_ENTRY		0x23
+#define FSR_STATE_ROM_IMR_RESTORE_END		0x24
+#define FSR_STATE_ROM_FW_MANIFEST_IN_DMA_BUFF	0x25
+#define FSR_STATE_ROM_LOAD_CSE_MAN_TO_IMR	0x26
+#define FSR_STATE_ROM_LOAD_FW_MAN_TO_IMR	0x27
+#define FSR_STATE_ROM_LOAD_FW_CODE_TO_IMR	0x28
+#define FSR_STATE_ROM_FW_LOADING_DONE		0x29
+#define FSR_STATE_ROM_FW_CODE_LOADED		0x2A
+#define FSR_STATE_ROM_VERIFY_IMAGE_TYPE		0x2B
+#define FSR_STATE_ROM_AUTH_API_INIT		0x2C
+#define FSR_STATE_ROM_AUTH_API_PROC		0x2D
+#define FSR_STATE_ROM_AUTH_API_FIRST_BUSY	0x2E
+#define FSR_STATE_ROM_AUTH_API_FIRST_RESULT	0x2F
+#define FSR_STATE_ROM_AUTH_API_CLEANUP		0x30
+
+#define MTL_DSP_REG_HfIMRIS1		0x162088
+#define MTL_DSP_REG_HfIMRIS1_IU_MASK	BIT(0)
+
+bool mtl_dsp_check_ipc_irq(struct snd_sof_dev *sdev);
+
+void mtl_enable_ipc_interrupts(struct snd_sof_dev *sdev);
+void mtl_disable_ipc_interrupts(struct snd_sof_dev *sdev);
+
+int mtl_enable_interrupts(struct snd_sof_dev *sdev, bool enable);
+
+int mtl_power_down_dsp(struct snd_sof_dev *sdev);
+int mtl_dsp_cl_init(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot);
+
+int sof_mtl_set_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *dsp_ops);

linux-7.2.3/sound/soc/sof/intel/nvl.c

@@ -0,0 +1,81 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2025 Intel Corporation
+
+/*
+ * Hardware interface for audio DSP on NovaLake.
+ */
+
+#include <sound/hda_register.h>
+#include <sound/hda-mlink.h>
+#include <sound/sof/ipc4/header.h>
+#include "../ipc4-priv.h"
+#include "../ops.h"
+#include "hda.h"
+#include "hda-ipc.h"
+#include "../sof-audio.h"
+#include "mtl.h"
+#include "lnl.h"
+#include "ptl.h"
+#include "nvl.h"
+
+int sof_nvl_set_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *dsp_ops)
+{
+	/* Use PTL ops for NVL */
+	return sof_ptl_set_ops(sdev, dsp_ops);
+};
+EXPORT_SYMBOL_NS(sof_nvl_set_ops, "SND_SOC_SOF_INTEL_NVL");
+
+const struct sof_intel_dsp_desc nvl_chip_info = {
+	.cores_num = 4,
+	.init_core_mask = BIT(0),
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = MTL_DSP_REG_HFIPCXIDR,
+	.ipc_req_mask = MTL_DSP_REG_HFIPCXIDR_BUSY,
+	.ipc_ack = MTL_DSP_REG_HFIPCXIDA,
+	.ipc_ack_mask = MTL_DSP_REG_HFIPCXIDA_DONE,
+	.ipc_ctl = MTL_DSP_REG_HFIPCXCTL,
+	.rom_status_reg = LNL_DSP_REG_HFDSC,
+	.rom_init_timeout = 300,
+	.ssp_count = MTL_SSP_COUNT,
+	.d0i3_offset = MTL_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_ext,
+	.check_sdw_irq = lnl_dsp_check_sdw_irq,
+	.check_sdw_wakeen_irq = lnl_sdw_check_wakeen_irq,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq = mtl_dsp_check_ipc_irq,
+	.cl_init = mtl_dsp_cl_init,
+	.power_down_dsp = mtl_power_down_dsp,
+	.disable_interrupts = lnl_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_ACE_4_0,
+	.platform = "nvl",
+};
+
+const struct sof_intel_dsp_desc nvl_s_chip_info = {
+	.cores_num = 2,
+	.init_core_mask = BIT(0),
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = MTL_DSP_REG_HFIPCXIDR,
+	.ipc_req_mask = MTL_DSP_REG_HFIPCXIDR_BUSY,
+	.ipc_ack = MTL_DSP_REG_HFIPCXIDA,
+	.ipc_ack_mask = MTL_DSP_REG_HFIPCXIDA_DONE,
+	.ipc_ctl = MTL_DSP_REG_HFIPCXCTL,
+	.rom_status_reg = LNL_DSP_REG_HFDSC,
+	.rom_init_timeout = 300,
+	.ssp_count = MTL_SSP_COUNT,
+	.d0i3_offset = MTL_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_ext,
+	.check_sdw_irq = lnl_dsp_check_sdw_irq,
+	.check_sdw_wakeen_irq = lnl_sdw_check_wakeen_irq,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq = mtl_dsp_check_ipc_irq,
+	.cl_init = mtl_dsp_cl_init,
+	.power_down_dsp = mtl_power_down_dsp,
+	.disable_interrupts = lnl_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_ACE_4_0,
+	.platform = "nvl",
+};
+
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_MTL");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_LNL");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_PTL");

linux-7.2.3/sound/soc/sof/intel/nvl.h

@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2025 Intel Corporation
+ */
+
+#ifndef __SOF_INTEL_NVL_H
+#define __SOF_INTEL_NVL_H
+
+int sof_nvl_set_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *dsp_ops);
+
+#endif /* __SOF_INTEL_NVL_H */

linux-7.2.3/sound/soc/sof/intel/pci-apl.c

@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2021 Intel Corporation
+//
+// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+
+/* platform specific devices */
+#include "hda.h"
+
+static const struct sof_dev_desc bxt_desc = {
+	.machines		= snd_soc_acpi_intel_bxt_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base	= 0,
+	.resindex_pcicfg_base	= -1,
+	.resindex_imr_base	= -1,
+	.irqindex_host_ipc	= -1,
+	.chip_info = &apl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/avs/apl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs-lib/apl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-apl.ri",
+		[SOF_IPC_TYPE_4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-apl-nocodec.tplg",
+	.ops = &sof_apl_ops,
+	.ops_init = sof_apl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc glk_desc = {
+	.machines		= snd_soc_acpi_intel_glk_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base	= 0,
+	.resindex_pcicfg_base	= -1,
+	.resindex_imr_base	= -1,
+	.irqindex_host_ipc	= -1,
+	.chip_info = &apl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/avs/glk",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs-lib/glk",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-glk.ri",
+		[SOF_IPC_TYPE_4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-glk-nocodec.tplg",
+	.ops = &sof_apl_ops,
+	.ops_init = sof_apl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	{ PCI_DEVICE_DATA(INTEL, HDA_APL, &bxt_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_GLK, &glk_desc) },
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_apl_driver = {
+	.name = "sof-audio-pci-intel-apl",
+	.id_table = sof_pci_ids,
+	.probe = hda_pci_intel_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = pm_ptr(&sof_pci_pm),
+	},
+};
+module_pci_driver(snd_sof_pci_intel_apl_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for ApolloLake platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_GENERIC");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
+MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");

linux-7.2.3/sound/soc/sof/intel/pci-cnl.c

@@ -0,0 +1,149 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation
+//
+// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+
+/* platform specific devices */
+#include "hda.h"
+
+static const struct sof_dev_desc cnl_desc = {
+	.machines		= snd_soc_acpi_intel_cnl_machines,
+	.alt_machines		= snd_soc_acpi_intel_cnl_sdw_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base	= 0,
+	.resindex_pcicfg_base	= -1,
+	.resindex_imr_base	= -1,
+	.irqindex_host_ipc	= -1,
+	.chip_info = &cnl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/avs/cnl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs-lib/cnl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-cnl.ri",
+		[SOF_IPC_TYPE_4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-cnl-nocodec.tplg",
+	.ops = &sof_cnl_ops,
+	.ops_init = sof_cnl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc cfl_desc = {
+	.machines		= snd_soc_acpi_intel_cfl_machines,
+	.alt_machines		= snd_soc_acpi_intel_cfl_sdw_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base	= 0,
+	.resindex_pcicfg_base	= -1,
+	.resindex_imr_base	= -1,
+	.irqindex_host_ipc	= -1,
+	.chip_info = &cnl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/avs/cnl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs-lib/cnl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-cfl.ri",
+		[SOF_IPC_TYPE_4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-cnl-nocodec.tplg",
+	.ops = &sof_cnl_ops,
+	.ops_init = sof_cnl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc cml_desc = {
+	.machines		= snd_soc_acpi_intel_cml_machines,
+	.alt_machines		= snd_soc_acpi_intel_cml_sdw_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base	= 0,
+	.resindex_pcicfg_base	= -1,
+	.resindex_imr_base	= -1,
+	.irqindex_host_ipc	= -1,
+	.chip_info = &cnl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/avs/cnl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs-lib/cnl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-cml.ri",
+		[SOF_IPC_TYPE_4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-cnl-nocodec.tplg",
+	.ops = &sof_cnl_ops,
+	.ops_init = sof_cnl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	{ PCI_DEVICE_DATA(INTEL, HDA_CNL_LP, &cnl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_CNL_H, &cfl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_CML_LP, &cml_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_CML_H, &cml_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_CML_S, &cml_desc) },
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_cnl_driver = {
+	.name = "sof-audio-pci-intel-cnl",
+	.id_table = sof_pci_ids,
+	.probe = hda_pci_intel_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = pm_ptr(&sof_pci_pm),
+	},
+};
+module_pci_driver(snd_sof_pci_intel_cnl_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for CannonLake platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_GENERIC");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
+MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");

linux-7.2.3/sound/soc/sof/intel/pci-icl.c

@@ -0,0 +1,115 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2021 Intel Corporation
+//
+// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+
+/* platform specific devices */
+#include "hda.h"
+
+static const struct sof_dev_desc icl_desc = {
+	.machines               = snd_soc_acpi_intel_icl_machines,
+	.alt_machines		= snd_soc_acpi_intel_icl_sdw_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &icl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/avs/icl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs-lib/icl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-icl.ri",
+		[SOF_IPC_TYPE_4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-icl-nocodec.tplg",
+	.ops = &sof_icl_ops,
+	.ops_init = sof_icl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc jsl_desc = {
+	.machines               = snd_soc_acpi_intel_jsl_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &jsl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/avs/jsl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs-lib/jsl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-jsl.ri",
+		[SOF_IPC_TYPE_4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-jsl-nocodec.tplg",
+	.ops = &sof_cnl_ops,
+	.ops_init = sof_cnl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	{ PCI_DEVICE_DATA(INTEL, HDA_ICL_LP, &icl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_ICL_H, &icl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_ICL_N, &jsl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_JSL_N, &jsl_desc) },
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_icl_driver = {
+	.name = "sof-audio-pci-intel-icl",
+	.id_table = sof_pci_ids,
+	.probe = hda_pci_intel_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = pm_ptr(&sof_pci_pm),
+	},
+};
+module_pci_driver(snd_sof_pci_intel_icl_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for IceLake platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_GENERIC");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_CNL");
+MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");

linux-7.2.3/sound/soc/sof/intel/pci-lnl.c

@@ -0,0 +1,85 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2023 Intel Corporation
+//
+// Author: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+
+/* platform specific devices */
+#include "hda.h"
+#include "lnl.h"
+
+/* LunarLake ops */
+static struct snd_sof_dsp_ops sof_lnl_ops;
+
+static int sof_lnl_ops_init(struct snd_sof_dev *sdev)
+{
+	return sof_lnl_set_ops(sdev, &sof_lnl_ops);
+}
+
+static const struct sof_dev_desc lnl_desc = {
+	.use_acpi_target_states	= true,
+	.machines               = snd_soc_acpi_intel_lnl_machines,
+	.alt_machines		= snd_soc_acpi_intel_lnl_sdw_machines,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info		= &lnl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_4,
+	.dspless_mode_supported	= true,
+	.on_demand_dsp_boot	= true,
+	.default_fw_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/lnl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/lnl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_4] = "sof-lnl.ri",
+	},
+	.nocodec_tplg_filename = "sof-lnl-nocodec.tplg",
+	.ops = &sof_lnl_ops,
+	.ops_init = sof_lnl_ops_init,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	{ PCI_DEVICE_DATA(INTEL, HDA_LNL_P, &lnl_desc) }, /* LNL-P */
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_lnl_driver = {
+	.name = "sof-audio-pci-intel-lnl",
+	.id_table = sof_pci_ids,
+	.probe = hda_pci_intel_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = pm_ptr(&sof_pci_pm),
+	},
+};
+module_pci_driver(snd_sof_pci_intel_lnl_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for LunarLake platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_GENERIC");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
+MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");

linux-7.2.3/sound/soc/sof/intel/pci-mtl.c

@@ -0,0 +1,147 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2022 Intel Corporation
+//
+// Author: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+
+/* platform specific devices */
+#include "hda.h"
+#include "mtl.h"
+
+/* Meteorlake ops */
+static struct snd_sof_dsp_ops sof_mtl_ops;
+
+static int sof_mtl_ops_init(struct snd_sof_dev *sdev)
+{
+	return sof_mtl_set_ops(sdev, &sof_mtl_ops);
+}
+
+static const struct sof_dev_desc mtl_desc = {
+	.use_acpi_target_states	= true,
+	.machines               = snd_soc_acpi_intel_mtl_machines,
+	.alt_machines		= snd_soc_acpi_intel_mtl_sdw_machines,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &mtl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_4,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/mtl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/mtl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_4] = "sof-mtl.ri",
+	},
+	.nocodec_tplg_filename = "sof-mtl-nocodec.tplg",
+	.ops = &sof_mtl_ops,
+	.ops_init = sof_mtl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc arl_desc = {
+	.use_acpi_target_states = true,
+	.machines               = snd_soc_acpi_intel_arl_machines,
+	.alt_machines           = snd_soc_acpi_intel_arl_sdw_machines,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &mtl_chip_info,
+	.ipc_supported_mask     = BIT(SOF_IPC_TYPE_4),
+	.ipc_default            = SOF_IPC_TYPE_4,
+	.dspless_mode_supported = true,         /* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/arl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/arl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_4] = "sof-arl.ri",
+	},
+	.nocodec_tplg_filename = "sof-arl-nocodec.tplg",
+	.ops = &sof_mtl_ops,
+	.ops_init = sof_mtl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc arl_s_desc = {
+	.use_acpi_target_states = true,
+	.machines               = snd_soc_acpi_intel_arl_machines,
+	.alt_machines           = snd_soc_acpi_intel_arl_sdw_machines,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &arl_s_chip_info,
+	.ipc_supported_mask     = BIT(SOF_IPC_TYPE_4),
+	.ipc_default            = SOF_IPC_TYPE_4,
+	.dspless_mode_supported = true,         /* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/arl-s",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/arl-s",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_4] = "sof-arl-s.ri",
+	},
+	.nocodec_tplg_filename = "sof-arl-nocodec.tplg",
+	.ops = &sof_mtl_ops,
+	.ops_init = sof_mtl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	{ PCI_DEVICE_DATA(INTEL, HDA_MTL, &mtl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_ARL_S, &arl_s_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_ARL, &arl_desc) },
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_mtl_driver = {
+	.name = "sof-audio-pci-intel-mtl",
+	.id_table = sof_pci_ids,
+	.probe = hda_pci_intel_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = pm_ptr(&sof_pci_pm),
+	},
+};
+module_pci_driver(snd_sof_pci_intel_mtl_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for MeteorLake platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_GENERIC");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
+MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");

linux-7.2.3/sound/soc/sof/intel/pci-nvl.c

@@ -0,0 +1,114 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2025 Intel Corporation.
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+
+/* platform specific devices */
+#include "hda.h"
+#include "nvl.h"
+
+/* PantherLake ops */
+static struct snd_sof_dsp_ops sof_nvl_ops;
+
+static int sof_nvl_ops_init(struct snd_sof_dev *sdev)
+{
+	return sof_nvl_set_ops(sdev, &sof_nvl_ops);
+}
+
+static const struct sof_dev_desc nvl_desc = {
+	.use_acpi_target_states	= true,
+	.machines               = snd_soc_acpi_intel_nvl_machines,
+	.alt_machines		= snd_soc_acpi_intel_nvl_sdw_machines,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info		= &nvl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_4,
+	.dspless_mode_supported	= true,
+	.on_demand_dsp_boot	= true,
+	.default_fw_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/nvl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/nvl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_4] = "sof-nvl.ri",
+	},
+	.nocodec_tplg_filename = "sof-nvl-nocodec.tplg",
+	.ops = &sof_nvl_ops,
+	.ops_init = sof_nvl_ops_init,
+};
+
+static const struct sof_dev_desc nvl_s_desc = {
+	.use_acpi_target_states	= true,
+	.machines               = snd_soc_acpi_intel_nvl_machines,
+	.alt_machines		= snd_soc_acpi_intel_nvl_sdw_machines,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info		= &nvl_s_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_4,
+	.dspless_mode_supported	= true,
+	.on_demand_dsp_boot	= true,
+	.default_fw_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/nvl-s",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/nvl-s",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_4] = "sof-nvl-s.ri",
+	},
+	.nocodec_tplg_filename = "sof-nvl-nocodec.tplg",
+	.ops = &sof_nvl_ops,
+	.ops_init = sof_nvl_ops_init,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	{ PCI_DEVICE_DATA(INTEL, HDA_NVL, &nvl_desc) }, /* NVL */
+	{ PCI_DEVICE_DATA(INTEL, HDA_NVL_S, &nvl_s_desc) }, /* NVL-S */
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_nvl_driver = {
+	.name = "sof-audio-pci-intel-nvl",
+	.id_table = sof_pci_ids,
+	.probe = hda_pci_intel_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = pm_ptr(&sof_pci_pm),
+	},
+};
+module_pci_driver(snd_sof_pci_intel_nvl_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for NovaLake platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_GENERIC");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
+MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");

linux-7.2.3/sound/soc/sof/intel/pci-ptl.c

@@ -0,0 +1,115 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2024 Intel Corporation.
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+
+/* platform specific devices */
+#include "hda.h"
+#include "ptl.h"
+
+/* PantherLake ops */
+static struct snd_sof_dsp_ops sof_ptl_ops;
+
+static int sof_ptl_ops_init(struct snd_sof_dev *sdev)
+{
+	return sof_ptl_set_ops(sdev, &sof_ptl_ops);
+}
+
+static const struct sof_dev_desc ptl_desc = {
+	.use_acpi_target_states	= true,
+	.machines               = snd_soc_acpi_intel_ptl_machines,
+	.alt_machines		= snd_soc_acpi_intel_ptl_sdw_machines,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info		= &ptl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_4,
+	.dspless_mode_supported	= true,
+	.on_demand_dsp_boot	= true,
+	.default_fw_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/ptl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/ptl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_4] = "sof-ptl.ri",
+	},
+	.nocodec_tplg_filename = "sof-ptl-nocodec.tplg",
+	.ops = &sof_ptl_ops,
+	.ops_init = sof_ptl_ops_init,
+};
+
+static const struct sof_dev_desc wcl_desc = {
+	.use_acpi_target_states	= true,
+	.machines               = snd_soc_acpi_intel_ptl_machines,
+	.alt_machines		= snd_soc_acpi_intel_ptl_sdw_machines,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info		= &wcl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_4,
+	.dspless_mode_supported	= true,
+	.on_demand_dsp_boot	= true,
+	.default_fw_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/wcl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/wcl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_4] = "sof-wcl.ri",
+	},
+	.nocodec_tplg_filename = "sof-ptl-nocodec.tplg",
+	.ops = &sof_ptl_ops,
+	.ops_init = sof_ptl_ops_init,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	{ PCI_DEVICE_DATA(INTEL, HDA_PTL, &ptl_desc) }, /* PTL */
+	{ PCI_DEVICE_DATA(INTEL, HDA_PTL_H, &ptl_desc) }, /* PTL-H */
+	{ PCI_DEVICE_DATA(INTEL, HDA_WCL, &wcl_desc) }, /* WCL */
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_ptl_driver = {
+	.name = "sof-audio-pci-intel-ptl",
+	.id_table = sof_pci_ids,
+	.probe = hda_pci_intel_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = pm_ptr(&sof_pci_pm),
+	},
+};
+module_pci_driver(snd_sof_pci_intel_ptl_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for PantherLake platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_GENERIC");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
+MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");

linux-7.2.3/sound/soc/sof/intel/pci-skl.c

@@ -0,0 +1,95 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2022 Intel Corporation
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+
+/* platform specific devices */
+#include "hda.h"
+
+static struct sof_dev_desc skl_desc = {
+	.machines		= snd_soc_acpi_intel_skl_machines,
+	.resindex_lpe_base	= 0,
+	.resindex_pcicfg_base	= -1,
+	.resindex_imr_base	= -1,
+	.chip_info = &skl_chip_info,
+	.irqindex_host_ipc	= -1,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_4,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs/skl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-skl-nocodec.tplg",
+	.ops = &sof_skl_ops,
+	.ops_init = sof_skl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static struct sof_dev_desc kbl_desc = {
+	.machines		= snd_soc_acpi_intel_kbl_machines,
+	.resindex_lpe_base	= 0,
+	.resindex_pcicfg_base	= -1,
+	.resindex_imr_base	= -1,
+	.chip_info = &skl_chip_info,
+	.irqindex_host_ipc	= -1,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_4,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs/kbl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-kbl-nocodec.tplg",
+	.ops = &sof_skl_ops,
+	.ops_init = sof_skl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	{ PCI_DEVICE_DATA(INTEL, HDA_SKL_LP, &skl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_KBL_LP, &kbl_desc) },
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_skl_driver = {
+	.name = "sof-audio-pci-intel-skl",
+	.id_table = sof_pci_ids,
+	.probe = hda_pci_intel_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = pm_ptr(&sof_pci_pm),
+	},
+};
+module_pci_driver(snd_sof_pci_intel_skl_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for SkyLake platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_GENERIC");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
+MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");

linux-7.2.3/sound/soc/sof/intel/pci-tgl.c

@@ -0,0 +1,324 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2021 Intel Corporation
+//
+// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+
+/* platform specific devices */
+#include "hda.h"
+
+static const struct sof_dev_desc tgl_desc = {
+	.machines               = snd_soc_acpi_intel_tgl_machines,
+	.alt_machines		= snd_soc_acpi_intel_tgl_sdw_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &tgl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/tgl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/tgl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-tgl.ri",
+		[SOF_IPC_TYPE_4] = "sof-tgl.ri",
+	},
+	.nocodec_tplg_filename = "sof-tgl-nocodec.tplg",
+	.ops = &sof_tgl_ops,
+	.ops_init = sof_tgl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc tglh_desc = {
+	.machines               = snd_soc_acpi_intel_tgl_machines,
+	.alt_machines		= snd_soc_acpi_intel_tgl_sdw_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &tglh_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/tgl-h",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/tgl-h",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-tgl-h.ri",
+		[SOF_IPC_TYPE_4] = "sof-tgl-h.ri",
+	},
+	.nocodec_tplg_filename = "sof-tgl-nocodec.tplg",
+	.ops = &sof_tgl_ops,
+	.ops_init = sof_tgl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc ehl_desc = {
+	.machines               = snd_soc_acpi_intel_ehl_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &ehl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/ehl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/ehl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-ehl.ri",
+		[SOF_IPC_TYPE_4] = "sof-ehl.ri",
+	},
+	.nocodec_tplg_filename = "sof-ehl-nocodec.tplg",
+	.ops = &sof_tgl_ops,
+	.ops_init = sof_tgl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc adls_desc = {
+	.machines               = snd_soc_acpi_intel_adl_machines,
+	.alt_machines           = snd_soc_acpi_intel_adl_sdw_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &adls_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/adl-s",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/adl-s",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-adl-s.ri",
+		[SOF_IPC_TYPE_4] = "sof-adl-s.ri",
+	},
+	.nocodec_tplg_filename = "sof-adl-nocodec.tplg",
+	.ops = &sof_tgl_ops,
+	.ops_init = sof_tgl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc adl_desc = {
+	.machines               = snd_soc_acpi_intel_adl_machines,
+	.alt_machines           = snd_soc_acpi_intel_adl_sdw_machines,
+	.use_acpi_target_states = true,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &tgl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/adl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/adl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-adl.ri",
+		[SOF_IPC_TYPE_4] = "sof-adl.ri",
+	},
+	.nocodec_tplg_filename = "sof-adl-nocodec.tplg",
+	.ops = &sof_tgl_ops,
+	.ops_init = sof_tgl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc adln_desc = {
+	.machines               = snd_soc_acpi_intel_adl_machines,
+	.alt_machines           = snd_soc_acpi_intel_adl_sdw_machines,
+	.use_acpi_target_states = true,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &tgl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/adl-n",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/adl-n",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-adl-n.ri",
+		[SOF_IPC_TYPE_4] = "sof-adl-n.ri",
+	},
+	.nocodec_tplg_filename = "sof-adl-nocodec.tplg",
+	.ops = &sof_tgl_ops,
+	.ops_init = sof_tgl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc rpls_desc = {
+	.machines               = snd_soc_acpi_intel_rpl_machines,
+	.alt_machines           = snd_soc_acpi_intel_rpl_sdw_machines,
+	.use_acpi_target_states	= true,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &adls_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/rpl-s",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/rpl-s",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-rpl-s.ri",
+		[SOF_IPC_TYPE_4] = "sof-rpl-s.ri",
+	},
+	.nocodec_tplg_filename = "sof-rpl-nocodec.tplg",
+	.ops = &sof_tgl_ops,
+	.ops_init = sof_tgl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+static const struct sof_dev_desc rpl_desc = {
+	.machines               = snd_soc_acpi_intel_rpl_machines,
+	.alt_machines           = snd_soc_acpi_intel_rpl_sdw_machines,
+	.use_acpi_target_states = true,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.chip_info = &tgl_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3) | BIT(SOF_IPC_TYPE_4),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.dspless_mode_supported	= true,		/* Only supported for HDaudio */
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4/rpl",
+	},
+	.default_lib_path = {
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-lib/rpl",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+		[SOF_IPC_TYPE_4] = "intel/sof-ipc4-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-rpl.ri",
+		[SOF_IPC_TYPE_4] = "sof-rpl.ri",
+	},
+	.nocodec_tplg_filename = "sof-rpl-nocodec.tplg",
+	.ops = &sof_tgl_ops,
+	.ops_init = sof_tgl_ops_init,
+	.ops_free = hda_ops_free,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	{ PCI_DEVICE_DATA(INTEL, HDA_TGL_LP, &tgl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_TGL_H, &tglh_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_EHL_0, &ehl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_EHL_3, &ehl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_S, &adls_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_RPL_S, &rpls_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_P, &adl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_PS, &adl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_RPL_P_0, &rpl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_RPL_P_1, &rpl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_M, &adl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_PX, &adl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_RPL_M, &rpl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_RPL_PX, &rpl_desc) },
+	{ PCI_DEVICE_DATA(INTEL, HDA_ADL_N, &adln_desc) },
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_tgl_driver = {
+	.name = "sof-audio-pci-intel-tgl",
+	.id_table = sof_pci_ids,
+	.probe = hda_pci_intel_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = pm_ptr(&sof_pci_pm),
+	},
+};
+module_pci_driver(snd_sof_pci_intel_tgl_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for TigerLake platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_GENERIC");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_CNL");
+MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");

linux-7.2.3/sound/soc/sof/intel/pci-tng.c

@@ -0,0 +1,250 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2021 Intel Corporation
+//
+// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "atom.h"
+#include "../sof-pci-dev.h"
+#include "../sof-audio.h"
+
+/* platform specific devices */
+#include "shim.h"
+
+static struct snd_soc_acpi_mach sof_tng_machines[] = {
+	{
+		.id = "INT343A",
+		.drv_name = "edison",
+		.sof_tplg_filename = "sof-byt.tplg",
+	},
+	{}
+};
+
+static const struct snd_sof_debugfs_map tng_debugfs[] = {
+	{"dmac0", DSP_BAR, DMAC0_OFFSET, DMAC_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dmac1", DSP_BAR, DMAC1_OFFSET, DMAC_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp0", DSP_BAR, SSP0_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp1", DSP_BAR, SSP1_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"ssp2", DSP_BAR, SSP2_OFFSET, SSP_SIZE,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"iram", DSP_BAR, IRAM_OFFSET, IRAM_SIZE,
+	 SOF_DEBUGFS_ACCESS_D0_ONLY},
+	{"dram", DSP_BAR, DRAM_OFFSET, DRAM_SIZE,
+	 SOF_DEBUGFS_ACCESS_D0_ONLY},
+	{"shim", DSP_BAR, SHIM_OFFSET, SHIM_SIZE_BYT,
+	 SOF_DEBUGFS_ACCESS_ALWAYS},
+};
+
+static int tangier_pci_probe(struct snd_sof_dev *sdev)
+{
+	struct snd_sof_pdata *pdata = sdev->pdata;
+	const struct sof_dev_desc *desc = pdata->desc;
+	struct pci_dev *pci = to_pci_dev(sdev->dev);
+	const struct sof_intel_dsp_desc *chip;
+	u32 base, size;
+	int ret;
+
+	chip = get_chip_info(sdev->pdata);
+	if (!chip) {
+		dev_err(sdev->dev, "error: no such device supported\n");
+		return -EIO;
+	}
+
+	sdev->num_cores = chip->cores_num;
+
+	/* DSP DMA can only access low 31 bits of host memory */
+	ret = dma_coerce_mask_and_coherent(&pci->dev, DMA_BIT_MASK(31));
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: failed to set DMA mask %d\n", ret);
+		return ret;
+	}
+
+	/* LPE base */
+	base = pci_resource_start(pci, desc->resindex_lpe_base) - IRAM_OFFSET;
+	size = PCI_BAR_SIZE;
+
+	dev_dbg(sdev->dev, "LPE PHY base at 0x%x size 0x%x", base, size);
+	sdev->bar[DSP_BAR] = devm_ioremap(sdev->dev, base, size);
+	if (!sdev->bar[DSP_BAR]) {
+		dev_err(sdev->dev, "error: failed to ioremap LPE base 0x%x size 0x%x\n",
+			base, size);
+		return -ENODEV;
+	}
+	dev_dbg(sdev->dev, "LPE VADDR %p\n", sdev->bar[DSP_BAR]);
+
+	/* IMR base - optional */
+	if (desc->resindex_imr_base == -1)
+		goto irq;
+
+	base = pci_resource_start(pci, desc->resindex_imr_base);
+	size = pci_resource_len(pci, desc->resindex_imr_base);
+
+	/* some BIOSes don't map IMR */
+	if (base == 0x55aa55aa || base == 0x0) {
+		dev_info(sdev->dev, "IMR not set by BIOS. Ignoring\n");
+		goto irq;
+	}
+
+	dev_dbg(sdev->dev, "IMR base at 0x%x size 0x%x", base, size);
+	sdev->bar[IMR_BAR] = devm_ioremap(sdev->dev, base, size);
+	if (!sdev->bar[IMR_BAR]) {
+		dev_err(sdev->dev, "error: failed to ioremap IMR base 0x%x size 0x%x\n",
+			base, size);
+		return -ENODEV;
+	}
+	dev_dbg(sdev->dev, "IMR VADDR %p\n", sdev->bar[IMR_BAR]);
+
+irq:
+	/* register our IRQ */
+	sdev->ipc_irq = pci->irq;
+	dev_dbg(sdev->dev, "using IRQ %d\n", sdev->ipc_irq);
+	ret = devm_request_threaded_irq(sdev->dev, sdev->ipc_irq,
+					atom_irq_handler, atom_irq_thread,
+					0, "AudioDSP", sdev);
+	if (ret < 0) {
+		dev_err(sdev->dev, "error: failed to register IRQ %d\n",
+			sdev->ipc_irq);
+		return ret;
+	}
+
+	/* enable BUSY and disable DONE Interrupt by default */
+	snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_IMRX,
+				  SHIM_IMRX_BUSY | SHIM_IMRX_DONE,
+				  SHIM_IMRX_DONE);
+
+	/* set default mailbox offset for FW ready message */
+	sdev->dsp_box.offset = MBOX_OFFSET;
+
+	return ret;
+}
+
+const struct snd_sof_dsp_ops sof_tng_ops = {
+	/* device init */
+	.probe		= tangier_pci_probe,
+
+	/* DSP core boot / reset */
+	.run		= atom_run,
+	.reset		= atom_reset,
+
+	/* Register IO uses direct mmio */
+
+	/* Block IO */
+	.block_read	= sof_block_read,
+	.block_write	= sof_block_write,
+
+	/* Mailbox IO */
+	.mailbox_read	= sof_mailbox_read,
+	.mailbox_write	= sof_mailbox_write,
+
+	/* doorbell */
+	.irq_handler	= atom_irq_handler,
+	.irq_thread	= atom_irq_thread,
+
+	/* ipc */
+	.send_msg	= atom_send_msg,
+	.get_mailbox_offset = atom_get_mailbox_offset,
+	.get_window_offset = atom_get_window_offset,
+
+	.ipc_msg_data	= sof_ipc_msg_data,
+	.set_stream_data_offset = sof_set_stream_data_offset,
+
+	/* machine driver */
+	.machine_select = atom_machine_select,
+	.machine_register = sof_machine_register,
+	.machine_unregister = sof_machine_unregister,
+	.set_mach_params = atom_set_mach_params,
+
+	/* debug */
+	.debug_map	= tng_debugfs,
+	.debug_map_count	= ARRAY_SIZE(tng_debugfs),
+	.dbg_dump	= atom_dump,
+	.debugfs_add_region_item = snd_sof_debugfs_add_region_item_iomem,
+
+	/* stream callbacks */
+	.pcm_open	= sof_stream_pcm_open,
+	.pcm_close	= sof_stream_pcm_close,
+
+	/*Firmware loading */
+	.load_firmware	= snd_sof_load_firmware_memcpy,
+
+	/* DAI drivers */
+	.drv = atom_dai,
+	.num_drv = 3, /* we have only 3 SSPs on byt*/
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_BATCH,
+
+	.dsp_arch_ops = &sof_xtensa_arch_ops,
+};
+
+const struct sof_intel_dsp_desc tng_chip_info = {
+	.cores_num = 1,
+	.host_managed_cores_mask = 1,
+	.hw_ip_version = SOF_INTEL_TANGIER,
+};
+
+static const struct sof_dev_desc tng_desc = {
+	.machines		= sof_tng_machines,
+	.resindex_lpe_base	= 3,	/* IRAM, but subtract IRAM offset */
+	.resindex_pcicfg_base	= -1,
+	.resindex_imr_base	= 0,
+	.irqindex_host_ipc	= -1,
+	.chip_info = &tng_chip_info,
+	.ipc_supported_mask	= BIT(SOF_IPC_TYPE_3),
+	.ipc_default		= SOF_IPC_TYPE_3,
+	.default_fw_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof",
+	},
+	.default_tplg_path = {
+		[SOF_IPC_TYPE_3] = "intel/sof-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_IPC_TYPE_3] = "sof-byt.ri",
+	},
+	.nocodec_tplg_filename = "sof-byt.tplg",
+	.ops = &sof_tng_ops,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	{ PCI_DEVICE_DATA(INTEL, SST_TNG, &tng_desc) },
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_tng_driver = {
+	.name = "sof-audio-pci-intel-tng",
+	.id_table = sof_pci_ids,
+	.probe = sof_pci_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = pm_ptr(&sof_pci_pm),
+	},
+};
+module_pci_driver(snd_sof_pci_intel_tng_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF support for Tangier platforms");
+MODULE_IMPORT_NS("SND_SOC_SOF_XTENSA");
+MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_ATOM_HIFI_EP");

linux-7.2.3/sound/soc/sof/intel/ptl.c

@@ -0,0 +1,158 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2025 Intel Corporation
+
+/*
+ * Hardware interface for audio DSP on PantherLake.
+ */
+
+#include <sound/hda_register.h>
+#include <sound/hda-mlink.h>
+#include <sound/sof/ipc4/header.h>
+#include "../ipc4-priv.h"
+#include "../ops.h"
+#include "hda.h"
+#include "hda-ipc.h"
+#include "../sof-audio.h"
+#include "mtl.h"
+#include "lnl.h"
+#include "ptl.h"
+
+static bool sof_ptl_check_mic_privacy_irq(struct snd_sof_dev *sdev, bool alt,
+					  int elid)
+{
+	if (!alt || elid != AZX_REG_ML_LEPTR_ID_SDW)
+		return false;
+
+	return hdac_bus_eml_is_mic_privacy_changed(sof_to_bus(sdev), alt, elid);
+}
+
+static void sof_ptl_mic_privacy_work(struct work_struct *work)
+{
+	struct sof_intel_hda_dev *hdev = container_of(work,
+						      struct sof_intel_hda_dev,
+						      mic_privacy.work);
+	struct hdac_bus *bus = &hdev->hbus.core;
+	struct snd_sof_dev *sdev = dev_get_drvdata(bus->dev);
+	bool state;
+
+	/*
+	 * The microphone privacy state is only available via Soundwire shim
+	 * in PTL
+	 * The work is only scheduled on change.
+	 */
+	state = hdac_bus_eml_get_mic_privacy_state(bus, 1,
+						   AZX_REG_ML_LEPTR_ID_SDW);
+	sof_ipc4_mic_privacy_state_change(sdev, state);
+}
+
+static void sof_ptl_process_mic_privacy(struct snd_sof_dev *sdev, bool alt,
+					int elid)
+{
+	struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+
+	if (!alt || elid != AZX_REG_ML_LEPTR_ID_SDW)
+		return;
+
+	/*
+	 * Schedule the work to read the microphone privacy state and send IPC
+	 * message about the new state to the firmware
+	 */
+	schedule_work(&hdev->mic_privacy.work);
+}
+
+static void sof_ptl_set_mic_privacy(struct snd_sof_dev *sdev,
+				    struct sof_ipc4_intel_mic_privacy_cap *caps)
+{
+	struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
+	u32 micpvcp;
+
+	if (!caps || !caps->capabilities_length)
+		return;
+
+	micpvcp = caps->capabilities[0];
+
+	/* No need to set the mic privacy if it is not enabled or forced */
+	if (!(micpvcp & PTL_MICPVCP_DDZE_ENABLED) ||
+	    micpvcp & PTL_MICPVCP_DDZE_FORCED)
+		return;
+
+	hdac_bus_eml_set_mic_privacy_mask(sof_to_bus(sdev), true,
+					  AZX_REG_ML_LEPTR_ID_SDW,
+					  PTL_MICPVCP_GET_SDW_MASK(micpvcp));
+
+	INIT_WORK(&hdev->mic_privacy.work, sof_ptl_mic_privacy_work);
+	hdev->mic_privacy.active = true;
+}
+
+int sof_ptl_set_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *dsp_ops)
+{
+	struct sof_ipc4_fw_data *ipc4_data;
+	int ret;
+
+	ret = sof_lnl_set_ops(sdev, dsp_ops);
+	if (ret)
+		return ret;
+
+	ipc4_data = sdev->private;
+	ipc4_data->intel_configure_mic_privacy = sof_ptl_set_mic_privacy;
+
+	return 0;
+};
+EXPORT_SYMBOL_NS(sof_ptl_set_ops, "SND_SOC_SOF_INTEL_PTL");
+
+const struct sof_intel_dsp_desc ptl_chip_info = {
+	.cores_num = 5,
+	.init_core_mask = BIT(0),
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = MTL_DSP_REG_HFIPCXIDR,
+	.ipc_req_mask = MTL_DSP_REG_HFIPCXIDR_BUSY,
+	.ipc_ack = MTL_DSP_REG_HFIPCXIDA,
+	.ipc_ack_mask = MTL_DSP_REG_HFIPCXIDA_DONE,
+	.ipc_ctl = MTL_DSP_REG_HFIPCXCTL,
+	.rom_status_reg = LNL_DSP_REG_HFDSC,
+	.rom_init_timeout = 300,
+	.ssp_count = MTL_SSP_COUNT,
+	.d0i3_offset = MTL_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_ext,
+	.check_sdw_irq = lnl_dsp_check_sdw_irq,
+	.check_sdw_wakeen_irq = lnl_sdw_check_wakeen_irq,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq = mtl_dsp_check_ipc_irq,
+	.check_mic_privacy_irq = sof_ptl_check_mic_privacy_irq,
+	.process_mic_privacy = sof_ptl_process_mic_privacy,
+	.cl_init = mtl_dsp_cl_init,
+	.power_down_dsp = mtl_power_down_dsp,
+	.disable_interrupts = lnl_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_ACE_3_0,
+	.platform = "ptl",
+};
+
+const struct sof_intel_dsp_desc wcl_chip_info = {
+	.cores_num = 3,
+	.init_core_mask = BIT(0),
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = MTL_DSP_REG_HFIPCXIDR,
+	.ipc_req_mask = MTL_DSP_REG_HFIPCXIDR_BUSY,
+	.ipc_ack = MTL_DSP_REG_HFIPCXIDA,
+	.ipc_ack_mask = MTL_DSP_REG_HFIPCXIDA_DONE,
+	.ipc_ctl = MTL_DSP_REG_HFIPCXCTL,
+	.rom_status_reg = LNL_DSP_REG_HFDSC,
+	.rom_init_timeout = 300,
+	.ssp_count = MTL_SSP_COUNT,
+	.d0i3_offset = MTL_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_ext,
+	.check_sdw_irq = lnl_dsp_check_sdw_irq,
+	.check_sdw_wakeen_irq = lnl_sdw_check_wakeen_irq,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq = mtl_dsp_check_ipc_irq,
+	.cl_init = mtl_dsp_cl_init,
+	.power_down_dsp = mtl_power_down_dsp,
+	.disable_interrupts = lnl_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_ACE_3_0,
+	.platform = "wcl",
+};
+
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_MTL");
+MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_LNL");
+MODULE_IMPORT_NS("SND_SOC_SOF_HDA_MLINK");

linux-7.2.3/sound/soc/sof/intel/ptl.h

@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2025 Intel Corporation
+ */
+
+#ifndef __SOF_INTEL_PTL_H
+#define __SOF_INTEL_PTL_H
+
+#define PTL_MICPVCP_DDZE_FORCED		BIT(16)
+#define PTL_MICPVCP_DDZE_ENABLED	BIT(17)
+#define PTL_MICPVCP_DDZLS_SDW		GENMASK(26, 20)
+#define PTL_MICPVCP_GET_SDW_MASK(x)	(((x) & PTL_MICPVCP_DDZLS_SDW) >> 20)
+
+int sof_ptl_set_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *dsp_ops);
+
+#endif /* __SOF_INTEL_PTL_H */

linux-7.2.3/sound/soc/sof/intel/shim.h

@@ -0,0 +1,220 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2017 Intel Corporation
+ *
+ * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+ */
+
+#ifndef __SOF_INTEL_SHIM_H
+#define __SOF_INTEL_SHIM_H
+
+enum sof_intel_hw_ip_version {
+	SOF_INTEL_TANGIER,
+	SOF_INTEL_BAYTRAIL,
+	SOF_INTEL_BROADWELL,
+	SOF_INTEL_CAVS_1_5,	/* SkyLake, KabyLake, AmberLake */
+	SOF_INTEL_CAVS_1_5_PLUS,/* ApolloLake, GeminiLake */
+	SOF_INTEL_CAVS_1_8,	/* CannonLake, CometLake, CoffeeLake */
+	SOF_INTEL_CAVS_2_0,	/* IceLake, JasperLake */
+	SOF_INTEL_CAVS_2_5,	/* TigerLake, AlderLake */
+	SOF_INTEL_ACE_1_0,	/* MeteorLake */
+	SOF_INTEL_ACE_2_0,	/* LunarLake */
+	SOF_INTEL_ACE_3_0,	/* PantherLake */
+	SOF_INTEL_ACE_4_0,	/* NovaLake */
+};
+
+/*
+ * SHIM registers for BYT, BSW, CHT, BDW
+ */
+
+#define SHIM_CSR		(SHIM_OFFSET + 0x00)
+#define SHIM_PISR		(SHIM_OFFSET + 0x08)
+#define SHIM_PIMR		(SHIM_OFFSET + 0x10)
+#define SHIM_ISRX		(SHIM_OFFSET + 0x18)
+#define SHIM_ISRD		(SHIM_OFFSET + 0x20)
+#define SHIM_IMRX		(SHIM_OFFSET + 0x28)
+#define SHIM_IMRD		(SHIM_OFFSET + 0x30)
+#define SHIM_IPCX		(SHIM_OFFSET + 0x38)
+#define SHIM_IPCD		(SHIM_OFFSET + 0x40)
+#define SHIM_ISRSC		(SHIM_OFFSET + 0x48)
+#define SHIM_ISRLPESC		(SHIM_OFFSET + 0x50)
+#define SHIM_IMRSC		(SHIM_OFFSET + 0x58)
+#define SHIM_IMRLPESC		(SHIM_OFFSET + 0x60)
+#define SHIM_IPCSC		(SHIM_OFFSET + 0x68)
+#define SHIM_IPCLPESC		(SHIM_OFFSET + 0x70)
+#define SHIM_CLKCTL		(SHIM_OFFSET + 0x78)
+#define SHIM_CSR2		(SHIM_OFFSET + 0x80)
+#define SHIM_LTRC		(SHIM_OFFSET + 0xE0)
+#define SHIM_HMDC		(SHIM_OFFSET + 0xE8)
+
+#define SHIM_PWMCTRL		0x1000
+
+/*
+ * SST SHIM register bits for BYT, BSW, CHT, BDW
+ * Register bit naming and functionaility can differ between devices.
+ */
+
+/* CSR / CS */
+#define SHIM_CSR_RST		BIT(1)
+#define SHIM_CSR_SBCS0		BIT(2)
+#define SHIM_CSR_SBCS1		BIT(3)
+#define SHIM_CSR_DCS(x)		((x) << 4)
+#define SHIM_CSR_DCS_MASK	(0x7 << 4)
+#define SHIM_CSR_STALL		BIT(10)
+#define SHIM_CSR_S0IOCS		BIT(21)
+#define SHIM_CSR_S1IOCS		BIT(23)
+#define SHIM_CSR_LPCS		BIT(31)
+#define SHIM_CSR_24MHZ_LPCS \
+	(SHIM_CSR_SBCS0 | SHIM_CSR_SBCS1 | SHIM_CSR_LPCS)
+#define SHIM_CSR_24MHZ_NO_LPCS	(SHIM_CSR_SBCS0 | SHIM_CSR_SBCS1)
+#define SHIM_BYT_CSR_RST	BIT(0)
+#define SHIM_BYT_CSR_VECTOR_SEL	BIT(1)
+#define SHIM_BYT_CSR_STALL	BIT(2)
+#define SHIM_BYT_CSR_PWAITMODE	BIT(3)
+
+/*  ISRX / ISC */
+#define SHIM_ISRX_BUSY		BIT(1)
+#define SHIM_ISRX_DONE		BIT(0)
+#define SHIM_BYT_ISRX_REQUEST	BIT(1)
+
+/*  ISRD / ISD */
+#define SHIM_ISRD_BUSY		BIT(1)
+#define SHIM_ISRD_DONE		BIT(0)
+
+/* IMRX / IMC */
+#define SHIM_IMRX_BUSY		BIT(1)
+#define SHIM_IMRX_DONE		BIT(0)
+#define SHIM_BYT_IMRX_REQUEST	BIT(1)
+
+/* IMRD / IMD */
+#define SHIM_IMRD_DONE		BIT(0)
+#define SHIM_IMRD_BUSY		BIT(1)
+#define SHIM_IMRD_SSP0		BIT(16)
+#define SHIM_IMRD_DMAC0		BIT(21)
+#define SHIM_IMRD_DMAC1		BIT(22)
+#define SHIM_IMRD_DMAC		(SHIM_IMRD_DMAC0 | SHIM_IMRD_DMAC1)
+
+/*  IPCX / IPCC */
+#define	SHIM_IPCX_DONE		BIT(30)
+#define	SHIM_IPCX_BUSY		BIT(31)
+#define SHIM_BYT_IPCX_DONE	BIT_ULL(62)
+#define SHIM_BYT_IPCX_BUSY	BIT_ULL(63)
+
+/*  IPCD */
+#define	SHIM_IPCD_DONE		BIT(30)
+#define	SHIM_IPCD_BUSY		BIT(31)
+#define SHIM_BYT_IPCD_DONE	BIT_ULL(62)
+#define SHIM_BYT_IPCD_BUSY	BIT_ULL(63)
+
+/* CLKCTL */
+#define SHIM_CLKCTL_SMOS(x)	((x) << 24)
+#define SHIM_CLKCTL_MASK	(3 << 24)
+#define SHIM_CLKCTL_DCPLCG	BIT(18)
+#define SHIM_CLKCTL_SCOE1	BIT(17)
+#define SHIM_CLKCTL_SCOE0	BIT(16)
+
+/* CSR2 / CS2 */
+#define SHIM_CSR2_SDFD_SSP0	BIT(1)
+#define SHIM_CSR2_SDFD_SSP1	BIT(2)
+
+/* LTRC */
+#define SHIM_LTRC_VAL(x)	((x) << 0)
+
+/* HMDC */
+#define SHIM_HMDC_HDDA0(x)	((x) << 0)
+#define SHIM_HMDC_HDDA1(x)	((x) << 7)
+#define SHIM_HMDC_HDDA_E0_CH0	1
+#define SHIM_HMDC_HDDA_E0_CH1	2
+#define SHIM_HMDC_HDDA_E0_CH2	4
+#define SHIM_HMDC_HDDA_E0_CH3	8
+#define SHIM_HMDC_HDDA_E1_CH0	SHIM_HMDC_HDDA1(SHIM_HMDC_HDDA_E0_CH0)
+#define SHIM_HMDC_HDDA_E1_CH1	SHIM_HMDC_HDDA1(SHIM_HMDC_HDDA_E0_CH1)
+#define SHIM_HMDC_HDDA_E1_CH2	SHIM_HMDC_HDDA1(SHIM_HMDC_HDDA_E0_CH2)
+#define SHIM_HMDC_HDDA_E1_CH3	SHIM_HMDC_HDDA1(SHIM_HMDC_HDDA_E0_CH3)
+#define SHIM_HMDC_HDDA_E0_ALLCH	\
+	(SHIM_HMDC_HDDA_E0_CH0 | SHIM_HMDC_HDDA_E0_CH1 | \
+	 SHIM_HMDC_HDDA_E0_CH2 | SHIM_HMDC_HDDA_E0_CH3)
+#define SHIM_HMDC_HDDA_E1_ALLCH	\
+	(SHIM_HMDC_HDDA_E1_CH0 | SHIM_HMDC_HDDA_E1_CH1 | \
+	 SHIM_HMDC_HDDA_E1_CH2 | SHIM_HMDC_HDDA_E1_CH3)
+
+/* Audio DSP PCI registers */
+#define PCI_VDRTCTL0		0xa0
+#define PCI_VDRTCTL1		0xa4
+#define PCI_VDRTCTL2		0xa8
+#define PCI_VDRTCTL3		0xaC
+
+/* VDRTCTL0 */
+#define PCI_VDRTCL0_D3PGD		BIT(0)
+#define PCI_VDRTCL0_D3SRAMPGD		BIT(1)
+#define PCI_VDRTCL0_DSRAMPGE_SHIFT	12
+#define PCI_VDRTCL0_DSRAMPGE_MASK	GENMASK(PCI_VDRTCL0_DSRAMPGE_SHIFT + 19,\
+						PCI_VDRTCL0_DSRAMPGE_SHIFT)
+#define PCI_VDRTCL0_ISRAMPGE_SHIFT	2
+#define PCI_VDRTCL0_ISRAMPGE_MASK	GENMASK(PCI_VDRTCL0_ISRAMPGE_SHIFT + 9,\
+						PCI_VDRTCL0_ISRAMPGE_SHIFT)
+
+/* VDRTCTL2 */
+#define PCI_VDRTCL2_DCLCGE		BIT(1)
+#define PCI_VDRTCL2_DTCGE		BIT(10)
+#define PCI_VDRTCL2_APLLSE_MASK		BIT(31)
+
+/* PMCS */
+#define PCI_PMCS		0x84
+#define PCI_PMCS_PS_MASK	0x3
+
+/* Intel quirks */
+#define SOF_INTEL_PROCEN_FMT_QUIRK BIT(0)
+
+/* DSP hardware descriptor */
+struct sof_intel_dsp_desc {
+	int cores_num;
+	int host_managed_cores_mask;
+	int init_core_mask; /* cores available after fw boot */
+	int ipc_req;
+	int ipc_req_mask;
+	int ipc_ack;
+	int ipc_ack_mask;
+	int ipc_ctl;
+	int rom_status_reg;
+	int rom_init_timeout;
+	int ssp_count;			/* ssp count of the platform */
+	int ssp_base_offset;		/* base address of the SSPs */
+	u32 sdw_shim_base;
+	u32 sdw_alh_base;
+	u32 d0i3_offset;
+	u32 quirks;
+	const char *platform;
+	enum sof_intel_hw_ip_version hw_ip_version;
+	int (*read_sdw_lcount)(struct snd_sof_dev *sdev);
+	void (*enable_sdw_irq)(struct snd_sof_dev *sdev, bool enable);
+	bool (*check_sdw_irq)(struct snd_sof_dev *sdev);
+	bool (*check_sdw_wakeen_irq)(struct snd_sof_dev *sdev);
+	void (*sdw_process_wakeen)(struct snd_sof_dev *sdev);
+	bool (*check_ipc_irq)(struct snd_sof_dev *sdev);
+	bool (*check_mic_privacy_irq)(struct snd_sof_dev *sdev, bool alt, int elid);
+	void (*process_mic_privacy)(struct snd_sof_dev *sdev, bool alt, int elid);
+	int (*power_down_dsp)(struct snd_sof_dev *sdev);
+	int (*disable_interrupts)(struct snd_sof_dev *sdev);
+	int (*cl_init)(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot);
+};
+
+extern const struct snd_sof_dsp_ops sof_tng_ops;
+
+extern const struct sof_intel_dsp_desc tng_chip_info;
+
+struct sof_intel_stream {
+	size_t posn_offset;
+};
+
+static inline const struct sof_intel_dsp_desc *get_chip_info(struct snd_sof_pdata *pdata)
+{
+	const struct sof_dev_desc *desc = pdata->desc;
+
+	return desc->chip_info;
+}
+
+#endif

linux-7.2.3/sound/soc/sof/intel/skl.c

@@ -0,0 +1,118 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2022 Intel Corporation
+//
+
+/*
+ * Hardware interface for audio DSP on Skylake and Kabylake.
+ */
+
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/firmware.h>
+#include <linux/fs.h>
+#include <linux/interrupt.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/pcm_params.h>
+#include <sound/sof.h>
+#include <sound/sof/ext_manifest4.h>
+
+#include "../sof-priv.h"
+#include "../ipc4-priv.h"
+#include "../ops.h"
+#include "hda.h"
+#include "../sof-audio.h"
+
+#define SRAM_MEMORY_WINDOW_BASE 0x8000
+
+static const __maybe_unused struct snd_sof_debugfs_map skl_dsp_debugfs[] = {
+	{"hda", HDA_DSP_HDA_BAR, 0, 0x4000},
+	{"pp", HDA_DSP_PP_BAR,  0, 0x1000},
+	{"dsp", HDA_DSP_BAR,  0, 0x10000},
+};
+
+static int skl_dsp_ipc_get_window_offset(struct snd_sof_dev *sdev, u32 id)
+{
+	return SRAM_MEMORY_WINDOW_BASE + (0x2000 * id);
+}
+
+static int skl_dsp_ipc_get_mailbox_offset(struct snd_sof_dev *sdev)
+{
+	return SRAM_MEMORY_WINDOW_BASE + 0x1000;
+}
+
+/* skylake ops */
+struct snd_sof_dsp_ops sof_skl_ops;
+EXPORT_SYMBOL_NS(sof_skl_ops, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+int sof_skl_ops_init(struct snd_sof_dev *sdev)
+{
+	struct sof_ipc4_fw_data *ipc4_data;
+
+	/* common defaults */
+	memcpy(&sof_skl_ops, &sof_hda_common_ops, sizeof(struct snd_sof_dsp_ops));
+
+	/* probe/remove/shutdown */
+	sof_skl_ops.shutdown	= hda_dsp_shutdown;
+
+	sdev->private = kzalloc_obj(*ipc4_data);
+	if (!sdev->private)
+		return -ENOMEM;
+
+	ipc4_data = sdev->private;
+	ipc4_data->manifest_fw_hdr_offset = SOF_MAN4_FW_HDR_OFFSET_CAVS_1_5;
+
+	ipc4_data->mtrace_type = SOF_IPC4_MTRACE_INTEL_CAVS_1_5;
+
+	sof_skl_ops.get_window_offset = skl_dsp_ipc_get_window_offset;
+	sof_skl_ops.get_mailbox_offset = skl_dsp_ipc_get_mailbox_offset;
+
+	/* doorbell */
+	sof_skl_ops.irq_thread	= hda_dsp_ipc4_irq_thread;
+
+	/* ipc */
+	sof_skl_ops.send_msg	= hda_dsp_ipc4_send_msg;
+
+	/* set DAI driver ops */
+	hda_set_dai_drv_ops(sdev, &sof_skl_ops);
+
+	/* debug */
+	sof_skl_ops.debug_map	= skl_dsp_debugfs;
+	sof_skl_ops.debug_map_count	= ARRAY_SIZE(skl_dsp_debugfs);
+	sof_skl_ops.ipc_dump	= hda_ipc4_dump;
+
+	/* firmware run */
+	sof_skl_ops.run = hda_dsp_cl_boot_firmware_skl;
+
+	/* pre/post fw run */
+	sof_skl_ops.post_fw_run = hda_dsp_post_fw_run;
+
+	return 0;
+};
+EXPORT_SYMBOL_NS(sof_skl_ops_init, "SND_SOC_SOF_INTEL_HDA_COMMON");
+
+const struct sof_intel_dsp_desc skl_chip_info = {
+	.cores_num = 2,
+	.init_core_mask = 1,
+	.host_managed_cores_mask = GENMASK(1, 0),
+	.ipc_req = HDA_DSP_REG_HIPCI,
+	.ipc_req_mask = HDA_DSP_REG_HIPCI_BUSY,
+	.ipc_ack = HDA_DSP_REG_HIPCIE,
+	.ipc_ack_mask = HDA_DSP_REG_HIPCIE_DONE,
+	.ipc_ctl = HDA_DSP_REG_HIPCCTL,
+	.rom_status_reg = HDA_DSP_SRAM_REG_ROM_STATUS_SKL,
+	.rom_init_timeout	= 300,
+	.check_ipc_irq	= hda_dsp_check_ipc_irq,
+	.power_down_dsp = hda_power_down_dsp,
+	.disable_interrupts = hda_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_CAVS_1_5,
+	.platform = "skl",
+};
+EXPORT_SYMBOL_NS(skl_chip_info, "SND_SOC_SOF_INTEL_HDA_COMMON");

linux-7.2.3/sound/soc/sof/intel/telemetry.c

@@ -0,0 +1,96 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2023 Intel Corporation
+
+/* telemetry data queried from debug window */
+
+#include <sound/sof/ipc4/header.h>
+#include <sound/sof/xtensa.h>
+#include "../ipc4-priv.h"
+#include "../sof-priv.h"
+#include "hda.h"
+#include "telemetry.h"
+
+void sof_ipc4_intel_dump_telemetry_state(struct snd_sof_dev *sdev, u32 flags)
+{
+	static const char invalid_slot_msg[] = "Core dump is not available due to";
+	struct sof_ipc4_telemetry_slot_data *telemetry_data;
+	struct sof_ipc_dsp_oops_xtensa *xoops;
+	struct xtensa_arch_block *block;
+	u32 slot_offset;
+	char *level;
+
+	level = (flags & SOF_DBG_DUMP_OPTIONAL) ? KERN_DEBUG : KERN_ERR;
+
+	slot_offset = sof_ipc4_find_debug_slot_offset_by_type(sdev, SOF_IPC4_DEBUG_SLOT_TELEMETRY);
+	if (!slot_offset)
+		return;
+
+	telemetry_data = kmalloc_obj(*telemetry_data);
+	if (!telemetry_data)
+		return;
+	sof_mailbox_read(sdev, slot_offset, telemetry_data, sizeof(*telemetry_data));
+	if (telemetry_data->separator != XTENSA_CORE_DUMP_SEPARATOR) {
+		dev_err(sdev->dev, "%s invalid separator %#x\n", invalid_slot_msg,
+			telemetry_data->separator);
+		goto free_telemetry_data;
+	}
+
+	block = kmalloc_obj(*block);
+	if (!block)
+		goto free_telemetry_data;
+
+	sof_mailbox_read(sdev, slot_offset + sizeof(*telemetry_data), block, sizeof(*block));
+	if (block->soc != XTENSA_SOC_INTEL_ADSP) {
+		dev_err(sdev->dev, "%s invalid SOC %d\n", invalid_slot_msg, block->soc);
+		goto free_block;
+	}
+
+	if (telemetry_data->hdr.id[0] != COREDUMP_HDR_ID0 ||
+	    telemetry_data->hdr.id[1] != COREDUMP_HDR_ID1 ||
+	    telemetry_data->arch_hdr.id != COREDUMP_ARCH_HDR_ID) {
+		dev_err(sdev->dev, "%s invalid coredump header %c%c, arch hdr %c\n",
+			invalid_slot_msg, telemetry_data->hdr.id[0],
+			telemetry_data->hdr.id[1],
+			telemetry_data->arch_hdr.id);
+		goto free_block;
+	}
+
+	switch (block->toolchain) {
+	case XTENSA_TOOL_CHAIN_ZEPHYR:
+		dev_printk(level, sdev->dev, "FW is built with Zephyr toolchain\n");
+		break;
+	case XTENSA_TOOL_CHAIN_XCC:
+		dev_printk(level, sdev->dev, "FW is built with XCC toolchain\n");
+		break;
+	default:
+		dev_printk(level, sdev->dev, "Unknown toolchain is used\n");
+		break;
+	}
+
+	xoops = kzalloc_flex(*xoops, ar, XTENSA_CORE_AR_REGS_COUNT);
+	if (!xoops)
+		goto free_block;
+
+	xoops->exccause = block->exccause;
+	xoops->excvaddr = block->excvaddr;
+	xoops->epc1 = block->pc;
+	xoops->ps = block->ps;
+	xoops->sar = block->sar;
+
+	xoops->plat_hdr.numaregs = XTENSA_CORE_AR_REGS_COUNT;
+	memcpy((void *)xoops->ar, block->ar, XTENSA_CORE_AR_REGS_COUNT * sizeof(u32));
+
+	sof_oops(sdev, level, xoops);
+	sof_stack(sdev, level, xoops, NULL, 0);
+
+	kfree(xoops);
+free_block:
+	kfree(block);
+free_telemetry_data:
+	kfree(telemetry_data);
+}
+EXPORT_SYMBOL_NS(sof_ipc4_intel_dump_telemetry_state, "SND_SOC_SOF_INTEL_HDA_COMMON");

linux-7.2.3/sound/soc/sof/intel/telemetry.h

@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2023 Intel Corporation
+ *
+ * telemetry data in debug windows
+ */
+
+#ifndef _SOF_INTEL_TELEMETRY_H
+#define _SOF_INTEL_TELEMETRY_H
+
+#include "../ipc4-telemetry.h"
+
+struct xtensa_arch_block {
+	u8	soc; /* should be equal to XTENSA_SOC_INTEL_ADSP */
+	u16	version;
+	u8	toolchain; /* ZEPHYR or XCC */
+
+	u32	pc;
+	u32	exccause;
+	u32	excvaddr;
+	u32	sar;
+	u32	ps;
+	u32	scompare1;
+	u32	ar[XTENSA_CORE_AR_REGS_COUNT];
+	u32	lbeg;
+	u32	lend;
+	u32	lcount;
+} __packed;
+
+void sof_ipc4_intel_dump_telemetry_state(struct snd_sof_dev *sdev, u32 flags);
+
+#endif /* _SOF_INTEL_TELEMETRY_H */

linux-7.2.3/sound/soc/sof/intel/tgl.c

@@ -0,0 +1,256 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2020 Intel Corporation
+//
+// Authors: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
+//
+
+/*
+ * Hardware interface for audio DSP on Tigerlake.
+ */
+
+#include <sound/sof/ext_manifest4.h>
+#include "../ipc4-priv.h"
+#include "../ops.h"
+#include "hda.h"
+#include "hda-ipc.h"
+#include "../sof-audio.h"
+
+static const struct snd_sof_debugfs_map tgl_dsp_debugfs[] = {
+	{"hda", HDA_DSP_HDA_BAR, 0, 0x4000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"pp", HDA_DSP_PP_BAR,  0, 0x1000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dsp", HDA_DSP_BAR,  0, 0x10000, SOF_DEBUGFS_ACCESS_ALWAYS},
+};
+
+static const struct snd_sof_debugfs_map tgl_ipc4_dsp_debugfs[] = {
+	{"hda", HDA_DSP_HDA_BAR, 0, 0x4000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"pp", HDA_DSP_PP_BAR,  0, 0x1000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"dsp", HDA_DSP_BAR,  0, 0x10000, SOF_DEBUGFS_ACCESS_ALWAYS},
+	{"fw_regs", HDA_DSP_BAR,  SRAM_WINDOW_OFFSET(0), 0x1000, SOF_DEBUGFS_ACCESS_D0_ONLY},
+};
+
+static int tgl_dsp_core_get(struct snd_sof_dev *sdev, int core)
+{
+	const struct sof_ipc_pm_ops *pm_ops = sdev->ipc->ops->pm;
+
+	/* power up primary core if not already powered up and return */
+	if (core == SOF_DSP_PRIMARY_CORE)
+		return hda_dsp_enable_core(sdev, BIT(core));
+
+	if (pm_ops->set_core_state)
+		return pm_ops->set_core_state(sdev, core, true);
+
+	return 0;
+}
+
+static int tgl_dsp_core_put(struct snd_sof_dev *sdev, int core)
+{
+	const struct sof_ipc_pm_ops *pm_ops = sdev->ipc->ops->pm;
+	int ret;
+
+	if (pm_ops->set_core_state) {
+		ret = pm_ops->set_core_state(sdev, core, false);
+		if (ret < 0)
+			return ret;
+	}
+
+	/* power down primary core and return */
+	if (core == SOF_DSP_PRIMARY_CORE)
+		return hda_dsp_core_reset_power_down(sdev, BIT(core));
+
+	return 0;
+}
+
+/* Tigerlake ops */
+struct snd_sof_dsp_ops sof_tgl_ops;
+
+int sof_tgl_ops_init(struct snd_sof_dev *sdev)
+{
+	/* common defaults */
+	memcpy(&sof_tgl_ops, &sof_hda_common_ops, sizeof(struct snd_sof_dsp_ops));
+
+	/* probe/remove/shutdown */
+	sof_tgl_ops.shutdown	= hda_dsp_shutdown_dma_flush;
+
+	if (sdev->pdata->ipc_type == SOF_IPC_TYPE_3) {
+		/* doorbell */
+		sof_tgl_ops.irq_thread	= cnl_ipc_irq_thread;
+
+		/* ipc */
+		sof_tgl_ops.send_msg	= cnl_ipc_send_msg;
+
+		/* debug */
+		sof_tgl_ops.ipc_dump	= cnl_ipc_dump;
+		sof_tgl_ops.debug_map	= tgl_dsp_debugfs;
+		sof_tgl_ops.debug_map_count = ARRAY_SIZE(tgl_dsp_debugfs);
+
+		sof_tgl_ops.set_power_state = hda_dsp_set_power_state_ipc3;
+	}
+
+	if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4) {
+		struct sof_ipc4_fw_data *ipc4_data;
+
+		sdev->private = kzalloc_obj(*ipc4_data);
+		if (!sdev->private)
+			return -ENOMEM;
+
+		ipc4_data = sdev->private;
+		ipc4_data->manifest_fw_hdr_offset = SOF_MAN4_FW_HDR_OFFSET;
+
+		ipc4_data->mtrace_type = SOF_IPC4_MTRACE_INTEL_CAVS_2;
+
+		ipc4_data->fw_context_save = true;
+
+		/* External library loading support */
+		ipc4_data->load_library = hda_dsp_ipc4_load_library;
+
+		/* doorbell */
+		sof_tgl_ops.irq_thread	= cnl_ipc4_irq_thread;
+
+		/* ipc */
+		sof_tgl_ops.send_msg	= cnl_ipc4_send_msg;
+
+		/* debug */
+		sof_tgl_ops.ipc_dump	= cnl_ipc4_dump;
+		sof_tgl_ops.dbg_dump	= hda_ipc4_dsp_dump;
+		sof_tgl_ops.debug_map	= tgl_ipc4_dsp_debugfs;
+		sof_tgl_ops.debug_map_count = ARRAY_SIZE(tgl_ipc4_dsp_debugfs);
+
+		sof_tgl_ops.set_power_state = hda_dsp_set_power_state_ipc4;
+	}
+
+	/* set DAI driver ops */
+	hda_set_dai_drv_ops(sdev, &sof_tgl_ops);
+
+	/* pre/post fw run */
+	sof_tgl_ops.post_fw_run = hda_dsp_post_fw_run;
+
+	/* firmware run */
+	sof_tgl_ops.run = hda_dsp_cl_boot_firmware_iccmax;
+
+	/* dsp core get/put */
+	sof_tgl_ops.core_get = tgl_dsp_core_get;
+	sof_tgl_ops.core_put = tgl_dsp_core_put;
+
+	return 0;
+};
+
+const struct sof_intel_dsp_desc tgl_chip_info = {
+	/* Tigerlake , Alderlake */
+	.cores_num = 4,
+	.init_core_mask = 1,
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = CNL_DSP_REG_HIPCIDR,
+	.ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY,
+	.ipc_ack = CNL_DSP_REG_HIPCIDA,
+	.ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE,
+	.ipc_ctl = CNL_DSP_REG_HIPCCTL,
+	.rom_status_reg = HDA_DSP_SRAM_REG_ROM_STATUS,
+	.rom_init_timeout	= 300,
+	.ssp_count = TGL_SSP_COUNT,
+	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
+	.sdw_shim_base = SDW_SHIM_BASE,
+	.sdw_alh_base = SDW_ALH_BASE,
+	.d0i3_offset = SOF_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_common,
+	.enable_sdw_irq	= hda_common_enable_sdw_irq,
+	.check_sdw_irq	= hda_common_check_sdw_irq,
+	.check_sdw_wakeen_irq = hda_sdw_check_wakeen_irq_common,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq	= hda_dsp_check_ipc_irq,
+	.cl_init = cl_dsp_init,
+	.power_down_dsp = hda_power_down_dsp,
+	.disable_interrupts = hda_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_CAVS_2_5,
+	.platform = "tgl",
+};
+
+const struct sof_intel_dsp_desc tglh_chip_info = {
+	/* Tigerlake-H */
+	.cores_num = 2,
+	.init_core_mask = 1,
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = CNL_DSP_REG_HIPCIDR,
+	.ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY,
+	.ipc_ack = CNL_DSP_REG_HIPCIDA,
+	.ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE,
+	.ipc_ctl = CNL_DSP_REG_HIPCCTL,
+	.rom_status_reg = HDA_DSP_SRAM_REG_ROM_STATUS,
+	.rom_init_timeout	= 300,
+	.ssp_count = TGL_SSP_COUNT,
+	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
+	.sdw_shim_base = SDW_SHIM_BASE,
+	.sdw_alh_base = SDW_ALH_BASE,
+	.d0i3_offset = SOF_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_common,
+	.enable_sdw_irq	= hda_common_enable_sdw_irq,
+	.check_sdw_irq	= hda_common_check_sdw_irq,
+	.check_sdw_wakeen_irq = hda_sdw_check_wakeen_irq_common,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq	= hda_dsp_check_ipc_irq,
+	.cl_init = cl_dsp_init,
+	.power_down_dsp = hda_power_down_dsp,
+	.disable_interrupts = hda_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_CAVS_2_5,
+	.platform = "tgl",
+};
+
+const struct sof_intel_dsp_desc ehl_chip_info = {
+	/* Elkhartlake */
+	.cores_num = 4,
+	.init_core_mask = 1,
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = CNL_DSP_REG_HIPCIDR,
+	.ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY,
+	.ipc_ack = CNL_DSP_REG_HIPCIDA,
+	.ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE,
+	.ipc_ctl = CNL_DSP_REG_HIPCCTL,
+	.rom_status_reg = HDA_DSP_SRAM_REG_ROM_STATUS,
+	.rom_init_timeout	= 300,
+	.ssp_count = TGL_SSP_COUNT,
+	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
+	.sdw_shim_base = SDW_SHIM_BASE,
+	.sdw_alh_base = SDW_ALH_BASE,
+	.d0i3_offset = SOF_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_common,
+	.enable_sdw_irq	= hda_common_enable_sdw_irq,
+	.check_sdw_irq	= hda_common_check_sdw_irq,
+	.check_sdw_wakeen_irq = hda_sdw_check_wakeen_irq_common,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq	= hda_dsp_check_ipc_irq,
+	.cl_init = cl_dsp_init,
+	.power_down_dsp = hda_power_down_dsp,
+	.disable_interrupts = hda_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_CAVS_2_5,
+	.platform = "ehl",
+};
+
+const struct sof_intel_dsp_desc adls_chip_info = {
+	/* Alderlake-S */
+	.cores_num = 2,
+	.init_core_mask = BIT(0),
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = CNL_DSP_REG_HIPCIDR,
+	.ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY,
+	.ipc_ack = CNL_DSP_REG_HIPCIDA,
+	.ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE,
+	.ipc_ctl = CNL_DSP_REG_HIPCCTL,
+	.rom_status_reg = HDA_DSP_SRAM_REG_ROM_STATUS,
+	.rom_init_timeout	= 300,
+	.ssp_count = TGL_SSP_COUNT,
+	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
+	.sdw_shim_base = SDW_SHIM_BASE,
+	.sdw_alh_base = SDW_ALH_BASE,
+	.d0i3_offset = SOF_HDA_VS_D0I3C,
+	.read_sdw_lcount =  hda_sdw_check_lcount_common,
+	.enable_sdw_irq	= hda_common_enable_sdw_irq,
+	.check_sdw_irq	= hda_common_check_sdw_irq,
+	.check_sdw_wakeen_irq = hda_sdw_check_wakeen_irq_common,
+	.sdw_process_wakeen = hda_sdw_process_wakeen_common,
+	.check_ipc_irq	= hda_dsp_check_ipc_irq,
+	.cl_init = cl_dsp_init,
+	.power_down_dsp = hda_power_down_dsp,
+	.disable_interrupts = hda_dsp_disable_interrupts,
+	.hw_ip_version = SOF_INTEL_CAVS_2_5,
+	.platform = "adl",
+};

linux-7.2.3/sound/soc/sof/intel/tracepoints.c

@@ -0,0 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0
+#define CREATE_TRACE_POINTS
+#include <trace/events/sof_intel.h>
+
+EXPORT_TRACEPOINT_SYMBOL(sof_intel_hda_irq);