thermal_zone.c File Reference

#include <acpi/acpigen.h>
#include <assert.h>
#include <commonlib/bsd/helpers.h>
#include <console/console.h>
#include <device/device.h>
#include <stdlib.h>
#include <string.h>
#include "chip.h"

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Macros
#define	TZ_DEVICE_PATH   "\\_TZ"
#define	DEFAULT_TC1   2
#define	DEFAULT_TC2   5
#define	DEFAULT_TSP   10
#define	CELSIUS_TO_DECI_KELVIN(temp_c)   ((temp_c) * 10 + 2731)
#define	SECONDS_TO_DECI_SECONDS(s)   ((s) * 10)

Functions
static const char *	thermal_zone_acpi_name (const struct device *dev)
static void	thermal_zone_fill_ssdt (const struct device *dev)
static void	thermal_zone_enable_dev (struct device *dev)

Variables
static struct device_operations	thermal_zone_ops
struct chip_operations	drivers_acpi_thermal_zone_ops

Macro Definition Documentation

CELSIUS_TO_DECI_KELVIN

#define CELSIUS_TO_DECI_KELVIN

(

temp_c

)

((temp_c) * 10 + 2731)

Definition at line 19 of file thermal_zone.c.

DEFAULT_TC1

#define DEFAULT_TC1   2

Definition at line 15 of file thermal_zone.c.

DEFAULT_TC2

#define DEFAULT_TC2   5

Definition at line 16 of file thermal_zone.c.

DEFAULT_TSP

#define DEFAULT_TSP   10

Definition at line 17 of file thermal_zone.c.

SECONDS_TO_DECI_SECONDS

#define SECONDS_TO_DECI_SECONDS

(

s

)

((s) * 10)

Definition at line 20 of file thermal_zone.c.

TZ_DEVICE_PATH

#define TZ_DEVICE_PATH   "\\_TZ"

Definition at line 13 of file thermal_zone.c.

Function Documentation

thermal_zone_acpi_name()

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

static

Definition at line 22 of file thermal_zone.c.

References ACPI_NAME_BUFFER_SIZE, DEVICE_PATH_GENERIC, device_path::generic, generic_path::id, malloc(), name, NULL, device::path, snprintf(), and device_path::type.

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thermal_zone_enable_dev()

static void thermal_zone_enable_dev ( struct device *  dev )

static

Definition at line 123 of file thermal_zone.c.

thermal_zone_fill_ssdt()

static void thermal_zone_fill_ssdt ( const struct device *  dev )

static

Definition at line 35 of file thermal_zone.c.

References acpi_device_name(), acpi_device_path_join(), acpi_device_scope(), acpigen_emit_byte(), acpigen_emit_namestring(), acpigen_write_integer(), acpigen_write_method_end(), acpigen_write_method_serialized(), acpigen_write_name_integer(), acpigen_write_name_string(), acpigen_write_processor_package(), acpigen_write_scope(), acpigen_write_scope_end(), acpigen_write_thermal_zone(), acpigen_write_thermal_zone_end(), assert, BIOS_ERR, BIOS_INFO, CELSIUS_TO_DECI_KELVIN, device::chip_ops, config, config_of(), DEFAULT_TC1, DEFAULT_TC2, DEFAULT_TSP, dev_count_cpu(), dev_path(), DEVICE_PATH_GENERIC, MIN, name, chip_operations::name, device::path, printk, RETURN_OP, SECONDS_TO_DECI_SECONDS, device_path::type, and TZ_DEVICE_PATH.

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Variable Documentation

drivers_acpi_thermal_zone_ops

struct chip_operations drivers_acpi_thermal_zone_ops

Initial value:

= {
 
        .enable_dev = thermal_zone_enable_dev,
}

Definition at line 123 of file thermal_zone.c.

thermal_zone_ops

struct device_operations thermal_zone_ops

static

Initial value:

= {
        .read_resources         = noop_read_resources,
        .set_resources          = noop_set_resources,
        .acpi_name              = thermal_zone_acpi_name,
        .acpi_fill_ssdt         = thermal_zone_fill_ssdt,
}

Definition at line 35 of file thermal_zone.c.