ec_acpi.c File Reference

#include <acpi/acpi.h>
#include <acpi/acpi_device.h>
#include <acpi/acpi_pld.h>
#include <acpi/acpigen.h>
#include <acpi/acpigen_ps2_keybd.h>
#include <acpi/acpigen_usb.h>
#include <console/console.h>
#include <drivers/usb/acpi/chip.h>
#include <drivers/intel/usb4/retimer/retimer.h>
#include <ec/google/common/dptf.h>
#include "chip.h"
#include "ec.h"
#include "ec_commands.h"

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Macros
#define	GOOGLE_CHROMEEC_USBC_DEVICE_HID   "GOOG0014"
#define	GOOGLE_CHROMEEC_USBC_DEVICE_NAME   "USBC"

Functions
const char *	google_chromeec_acpi_name (const struct device *dev)
static void	get_usb_port_references (int port_number, struct device **usb2_port, struct device **usb3_port, struct device **usb4_port)
static const char *	port_location_to_str (enum ec_pd_port_location port_location)
static void	add_port_location (struct acpi_dp *dsd, int port_number)
static void	get_pld_from_usb_ports (struct acpi_pld *pld, struct device *usb2_port, struct device *usb3_port, struct device *usb4_port)
static void	fill_ssdt_typec_device (const struct device *dev)
static void	fill_ssdt_ps2_keyboard (const struct device *dev)
static const char *	ec_acpi_name (const struct device *dev)
void	google_chromeec_fill_ssdt_generator (const struct device *dev)
const char *	ec_retimer_fw_update_path (void)
void	ec_retimer_fw_update (uint8_t data)

Variables
static struct usb_pd_port_caps	port_caps
static enum ps2_action_key	ps2_enum_val []
static struct device_operations	ec_ops

Macro Definition Documentation

GOOGLE_CHROMEEC_USBC_DEVICE_HID

#define GOOGLE_CHROMEEC_USBC_DEVICE_HID   "GOOG0014"

Definition at line 18 of file ec_acpi.c.

GOOGLE_CHROMEEC_USBC_DEVICE_NAME

#define GOOGLE_CHROMEEC_USBC_DEVICE_NAME   "USBC"

Definition at line 19 of file ec_acpi.c.

Function Documentation

add_port_location()

static void add_port_location ( struct acpi_dp *  dsd, int  port_number  )

static

Definition at line 122 of file ec_acpi.c.

References acpi_dp_add_string(), port_caps, usb_pd_port_caps::port_location, and port_location_to_str().

Referenced by fill_ssdt_typec_device().

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ec_acpi_name()

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

static

Definition at line 256 of file ec_acpi.c.

ec_retimer_fw_update()

void ec_retimer_fw_update

(

uint8_t

data

)

Definition at line 289 of file ec_acpi.c.

References acpigen_emit_namestring(), acpigen_write_byte(), acpigen_write_store(), and ec_retimer_fw_update_path().

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ec_retimer_fw_update_path()

const char* ec_retimer_fw_update_path

(

void

)

Definition at line 284 of file ec_acpi.c.

Referenced by ec_retimer_fw_update().

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fill_ssdt_ps2_keyboard()

static void fill_ssdt_ps2_keyboard ( const struct device *  dev )

static

Definition at line 232 of file ec_acpi.c.

References acpigen_ps2_keyboard_dsd(), ec_response_keybd_config::action_keys, BIOS_ERR, ec_response_keybd_config::capabilities, google_chromeec_get_keybd_config(), KEYBD_CAP_FUNCTION_KEYS, KEYBD_CAP_NUMERIC_KEYPAD, KEYBD_CAP_SCRNLOCK_KEY, MAX_TOP_ROW_KEYS, ec_response_keybd_config::num_top_row_keys, printk, and ps2_enum_val.

Referenced by google_chromeec_fill_ssdt_generator().

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fill_ssdt_typec_device()

static void fill_ssdt_typec_device ( const struct device *  dev )

static

Definition at line 148 of file ec_acpi.c.

References acpi_device_path(), acpigen_pop_len(), acpigen_write_device(), acpigen_write_name_string(), acpigen_write_scope(), acpigen_write_typec_connector(), add_port_location(), device::chip_info, config, usb_pd_port_caps::data_role_cap, EC_CMD_GET_PD_PORT_CAPS, get_pld_from_usb_ports(), get_usb_port_references(), google_chromeec_get_cmd_versions(), google_chromeec_get_num_pd_ports(), google_chromeec_get_pd_port_caps(), GOOGLE_CHROMEEC_USBC_DEVICE_HID, GOOGLE_CHROMEEC_USBC_DEVICE_NAME, NULL, typec_connector_class_config::pld, port_caps, typec_connector_class_config::power_role, usb_pd_port_caps::power_role_cap, usb_pd_port_caps::try_power_role_cap, typec_connector_class_config::usb2_port, typec_connector_class_config::usb3_port, and typec_connector_class_config::usb4_port.

Referenced by google_chromeec_fill_ssdt_generator().

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get_pld_from_usb_ports()

static void get_pld_from_usb_ports ( struct acpi_pld *  pld, struct device *  usb2_port, struct device *  usb3_port, struct device *  usb4_port  )

static

Definition at line 127 of file ec_acpi.c.

References acpi_pld_fill_usb(), device::chip_info, config, and NULL.

Referenced by fill_ssdt_typec_device().

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get_usb_port_references()

static void get_usb_port_references ( int  port_number, struct device **  usb2_port, struct device **  usb3_port, struct device **  usb4_port  )

static

Definition at line 40 of file ec_acpi.c.

References config, dev_find_path(), DEVICE_PATH_USB, NULL, UPC_TYPE_C_USB2_ONLY, UPC_TYPE_C_USB2_SS, and UPC_TYPE_C_USB2_SS_SWITCH.

Referenced by fill_ssdt_typec_device().

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google_chromeec_acpi_name()

const char* google_chromeec_acpi_name

(

const struct device *

dev

)

Definition at line 21 of file ec_acpi.c.

google_chromeec_fill_ssdt_generator()

void google_chromeec_fill_ssdt_generator

(

const struct device *

dev

)

Definition at line 265 of file ec_acpi.c.

References alloc_find_dev(), device::bus, CONFIG, DEVICE_PATH_GENERIC, ec_fill_dptf_helpers(), ec_ops, fill_ssdt_ps2_keyboard(), fill_ssdt_typec_device(), device_path::generic, generic_path::id, device::ops, device::path, generic_path::subid, and device_path::type.

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port_location_to_str()

static const char* port_location_to_str ( enum ec_pd_port_location  port_location )

static

Definition at line 91 of file ec_acpi.c.

Referenced by add_port_location().

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Variable Documentation

ec_ops

struct device_operations ec_ops

static

Initial value:

= {
        .acpi_name      = ec_acpi_name,
}

Definition at line 256 of file ec_acpi.c.

Referenced by google_chromeec_fill_ssdt_generator().

port_caps

struct usb_pd_port_caps port_caps

static

Definition at line 91 of file ec_acpi.c.

Referenced by add_port_location(), fill_ssdt_typec_device(), and google_chromeec_get_pd_port_caps().

ps2_enum_val

enum ps2_action_key ps2_enum_val[]

static

Initial value:

= {
        [TK_ABSENT] = PS2_KEY_ABSENT,
        [TK_BACK] = PS2_KEY_BACK,
        [TK_FORWARD] = PS2_KEY_FORWARD,
        [TK_REFRESH] = PS2_KEY_REFRESH,
        [TK_FULLSCREEN] = PS2_KEY_FULLSCREEN,
        [TK_OVERVIEW] = PS2_KEY_OVERVIEW,
        [TK_BRIGHTNESS_DOWN] = PS2_KEY_BRIGHTNESS_DOWN,
        [TK_BRIGHTNESS_UP] = PS2_KEY_BRIGHTNESS_UP,
        [TK_VOL_MUTE] = PS2_KEY_VOL_MUTE,
        [TK_VOL_DOWN] = PS2_KEY_VOL_DOWN,
        [TK_VOL_UP] = PS2_KEY_VOL_UP,
        [TK_SNAPSHOT] = PS2_KEY_SNAPSHOT,
        [TK_PRIVACY_SCRN_TOGGLE] = PS2_KEY_PRIVACY_SCRN_TOGGLE,
        [TK_KBD_BKLIGHT_DOWN] = PS2_KEY_KBD_BKLIGHT_DOWN,
        [TK_KBD_BKLIGHT_UP] = PS2_KEY_KBD_BKLIGHT_UP,
        [TK_PLAY_PAUSE] = PS2_KEY_PLAY_PAUSE,
        [TK_NEXT_TRACK] = PS2_KEY_NEXT_TRACK,
        [TK_PREV_TRACK] = PS2_KEY_PREV_TRACK,
        [TK_KBD_BKLIGHT_TOGGLE] = PS2_KEY_KBD_BKLIGHT_TOGGLE,
        [TK_MICMUTE] = PS2_KEY_MICMUTE,
        [TK_MENU] = PS2_KEY_MENU,
}

Definition at line 148 of file ec_acpi.c.

Referenced by fill_ssdt_ps2_keyboard().