audio_codec.c File Reference

#include <acpi/acpi_device.h>
#include <acpi/acpigen.h>
#include <console/console.h>
#include <device/device.h>
#include <device/path.h>
#include "chip.h"

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Macros
#define	CROS_EC_AUDIO_CODEC_HID   "GOOG0013"
#define	CROS_EC_AUDIO_CODEC_DDN   "Cros EC audio codec"

Functions
static void	crosec_audio_codec_fill_ssdt (const struct device *dev)
static const char *	crosec_audio_codec_acpi_name (const struct device *dev)
static void	crosec_audio_codec_enable (struct device *dev)

Variables
static struct device_operations	crosec_audio_codec_ops
struct chip_operations	ec_google_chromeec_audio_codec_ops

Macro Definition Documentation

CROS_EC_AUDIO_CODEC_DDN

#define CROS_EC_AUDIO_CODEC_DDN   "Cros EC audio codec"

Definition at line 11 of file audio_codec.c.

CROS_EC_AUDIO_CODEC_HID

#define CROS_EC_AUDIO_CODEC_HID   "GOOG0013"

Definition at line 10 of file audio_codec.c.

Function Documentation

crosec_audio_codec_acpi_name()

static const char* crosec_audio_codec_acpi_name ( const struct device *  dev )

static

Definition at line 36 of file audio_codec.c.

References device::chip_info, device_path::generic, generic_path::id, name, ec_google_chromeec_audio_codec_config::name, device::path, and snprintf().

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crosec_audio_codec_enable()

static void crosec_audio_codec_enable ( struct device *  dev )

static

Definition at line 56 of file audio_codec.c.

References crosec_audio_codec_ops, and device::ops.

crosec_audio_codec_fill_ssdt()

static void crosec_audio_codec_fill_ssdt ( const struct device *  dev )

static

Definition at line 13 of file audio_codec.c.

References acpi_device_name(), acpi_device_path(), acpi_device_scope(), acpi_device_status(), acpigen_pop_len(), acpigen_write_device(), acpigen_write_name_integer(), acpigen_write_name_string(), acpigen_write_scope(), acpigen_write_STA(), BIOS_INFO, device::chip_info, CROS_EC_AUDIO_CODEC_DDN, CROS_EC_AUDIO_CODEC_HID, dev_path(), printk, and ec_google_chromeec_audio_codec_config::uid.

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Variable Documentation

crosec_audio_codec_ops

struct device_operations crosec_audio_codec_ops

static

Initial value:

= {
        .read_resources         = noop_read_resources,
        .set_resources          = noop_set_resources,
        .acpi_name              = crosec_audio_codec_acpi_name,
        .acpi_fill_ssdt         = crosec_audio_codec_fill_ssdt,
        .scan_bus               = scan_static_bus,
}

Definition at line 36 of file audio_codec.c.

Referenced by crosec_audio_codec_enable().

ec_google_chromeec_audio_codec_ops

struct chip_operations ec_google_chromeec_audio_codec_ops

Initial value:

= {
 
        .enable_dev = crosec_audio_codec_enable
}

Definition at line 56 of file audio_codec.c.