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1466327e8e
For cases where an interface can be pin-muxed, we need to assess at probe time which configuration should be used. In cases such as SoundWire, we need to maintain an alternate list of machines and walk through them when the primary detection based on ACPI _HID fails. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20190916214251.13130-3-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
104 lines
2.5 KiB
C
104 lines
2.5 KiB
C
/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
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/*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* Copyright(c) 2018 Intel Corporation. All rights reserved.
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*
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* Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
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*/
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#ifndef __INCLUDE_SOUND_SOF_H
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#define __INCLUDE_SOUND_SOF_H
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#include <linux/pci.h>
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#include <sound/soc.h>
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#include <sound/soc-acpi.h>
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struct snd_sof_dsp_ops;
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/*
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* SOF Platform data.
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*/
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struct snd_sof_pdata {
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const struct firmware *fw;
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const char *drv_name;
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const char *name;
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const char *platform;
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struct device *dev;
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/*
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* notification callback used if the hardware initialization
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* can take time or is handled in a workqueue. This callback
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* can be used by the caller to e.g. enable runtime_pm
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* or limit functionality until all low-level inits are
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* complete.
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*/
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void (*sof_probe_complete)(struct device *dev);
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/* descriptor */
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const struct sof_dev_desc *desc;
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/* firmware and topology filenames */
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const char *fw_filename_prefix;
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const char *fw_filename;
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const char *tplg_filename_prefix;
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const char *tplg_filename;
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/* machine */
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struct platform_device *pdev_mach;
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const struct snd_soc_acpi_mach *machine;
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void *hw_pdata;
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};
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/*
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* Descriptor used for setting up SOF platform data. This is used when
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* ACPI/PCI data is missing or mapped differently.
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*/
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struct sof_dev_desc {
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/* list of machines using this configuration */
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struct snd_soc_acpi_mach *machines;
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/* alternate list of machines using this configuration */
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struct snd_soc_acpi_mach *alt_machines;
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/* Platform resource indexes in BAR / ACPI resources. */
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/* Must set to -1 if not used - add new items to end */
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int resindex_lpe_base;
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int resindex_pcicfg_base;
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int resindex_imr_base;
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int irqindex_host_ipc;
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int resindex_dma_base;
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/* DMA only valid when resindex_dma_base != -1*/
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int dma_engine;
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int dma_size;
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/* IPC timeouts in ms */
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int ipc_timeout;
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int boot_timeout;
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/* chip information for dsp */
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const void *chip_info;
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/* defaults for no codec mode */
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const char *nocodec_fw_filename;
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const char *nocodec_tplg_filename;
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/* defaults paths for firmware and topology files */
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const char *default_fw_path;
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const char *default_tplg_path;
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const struct snd_sof_dsp_ops *ops;
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const struct sof_arch_ops *arch_ops;
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};
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int sof_nocodec_setup(struct device *dev,
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struct snd_sof_pdata *sof_pdata,
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struct snd_soc_acpi_mach *mach,
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const struct sof_dev_desc *desc,
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const struct snd_sof_dsp_ops *ops);
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#endif
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