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sof.h
/* SPDX-License-Identifier: (GPL-2.0 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. All rights reserved. * * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com> */ #ifndef __INCLUDE_SOUND_SOF_H #define __INCLUDE_SOUND_SOF_H #include <linux/pci.h> #include <sound/soc.h> #include <sound/soc-acpi.h> struct snd_sof_dsp_ops; /* * SOF Platform data. */ struct snd_sof_pdata { const struct firmware *fw; const char *drv_name; const char *name; const char *platform; struct device *dev; /* * notification callback used if the hardware initialization * can take time or is handled in a workqueue. This callback * can be used by the caller to e.g. enable runtime_pm * or limit functionality until all low-level inits are * complete. */ void (*sof_probe_complete)(struct device *dev); /* descriptor */ const struct sof_dev_desc *desc; /* firmware and topology filenames */ const char *fw_filename_prefix; const char *fw_filename; const char *tplg_filename_prefix; const char *tplg_filename; /* machine */ struct platform_device *pdev_mach; const struct snd_soc_acpi_mach *machine; void *hw_pdata; }; /* * Descriptor used for setting up SOF platform data. This is used when * ACPI/PCI data is missing or mapped differently. */ struct sof_dev_desc { /* list of machines using this configuration */ struct snd_soc_acpi_mach *machines; /* Platform resource indexes in BAR / ACPI resources. */ /* Must set to -1 if not used - add new items to end */ int resindex_lpe_base; int resindex_pcicfg_base; int resindex_imr_base; int irqindex_host_ipc; int resindex_dma_base; /* DMA only valid when resindex_dma_base != -1*/ int dma_engine; int dma_size; /* IPC timeouts in ms */ int ipc_timeout; int boot_timeout; /* chip information for dsp */ const void *chip_info; /* defaults for no codec mode */ const char *nocodec_fw_filename; const char *nocodec_tplg_filename; /* defaults paths for firmware and topology files */ const char *default_fw_path; const char *default_tplg_path; const struct snd_sof_dsp_ops *ops; const struct sof_arch_ops *arch_ops; }; int sof_nocodec_setup(struct device *dev, struct snd_sof_pdata *sof_pdata, struct snd_soc_acpi_mach *mach, const struct sof_dev_desc *desc, const struct snd_sof_dsp_ops *ops); #endif