sound/soc/intel/common/sst-acpi.h

   1 /*
   2  * Copyright (C) 2013-15, Intel Corporation. All rights reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License version
   6  * 2 as published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  */
  14
  15 #include <linux/acpi.h>
  16
  17 /* translation fron HID to I2C name, needed for DAI codec_name */
  18 const char *sst_acpi_find_name_from_hid(const u8 hid[ACPI_ID_LEN]);
  19
  20 /* acpi match */
  21 struct sst_acpi_mach *sst_acpi_find_machine(struct sst_acpi_mach *machines);
  22
  23 /* Descriptor for SST ASoC machine driver */
  24 struct sst_acpi_mach {
  25         /* ACPI ID for the matching machine driver. Audio codec for instance */
  26         const u8 id[ACPI_ID_LEN];
  27         /* machine driver name */
  28         const char *drv_name;
  29         /* firmware file name */
  30         const char *fw_filename;
  31
  32         /* board name */
  33         const char *board;
  34         void (*machine_quirk)(void);
  35         void *pdata;
  36 };