sst-acpi.h 1.3 KB
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/*
 * Copyright (C) 2013-15, Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version
 * 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */

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#include <linux/kconfig.h>
#include <linux/stddef.h>
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#include <linux/acpi.h>

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/* translation fron HID to I2C name, needed for DAI codec_name */
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#if IS_ENABLED(CONFIG_ACPI)
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const char *sst_acpi_find_name_from_hid(const u8 hid[ACPI_ID_LEN]);
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#else
inline const char *sst_acpi_find_name_from_hid(const u8 hid[ACPI_ID_LEN])
{
	return NULL;
}
#endif
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/* acpi match */
struct sst_acpi_mach *sst_acpi_find_machine(struct sst_acpi_mach *machines);

/* Descriptor for SST ASoC machine driver */
struct sst_acpi_mach {
	/* ACPI ID for the matching machine driver. Audio codec for instance */
	const u8 id[ACPI_ID_LEN];
	/* machine driver name */
	const char *drv_name;
	/* firmware file name */
	const char *fw_filename;
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	/* board name */
	const char *board;
	void (*machine_quirk)(void);
	void *pdata;
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};