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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Internal structures for the EFI driver binding protocol
*
* Copyright (c) 2017 Heinrich Schuchardt
*/
#ifndef _EFI_DRIVER_H
#define _EFI_DRIVER_H 1
#include <efi_loader.h>
/**
* struct efi_driver_binding_extended_protocol - extended driver binding protocol
*
* This structure adds internal fields to the driver binding protocol.
*
* @bp: driver binding protocol
* @ops: operations supported by the driver
*/
struct efi_driver_binding_extended_protocol {
struct efi_driver_binding_protocol bp;
const struct efi_driver_ops *ops;
};
/**
* struct efi_driver_ops - operations support by an EFI driver
*
* @protocol: The GUID of the protocol which is consumed by the
* driver. This GUID is used by the EFI uclass in the
* supports() and start() methods of the
* EFI_DRIVER_BINDING_PROTOCOL.
* @child_protocol: Protocol supported by the child handles generated by
* the EFI driver.
* @init: Function called by the EFI uclass after installing the
* driver binding protocol.
* @bind: Function called by the EFI uclass to attach the
* driver to EFI driver to a handle.
*/
struct efi_driver_ops {
const efi_guid_t *protocol;
const efi_guid_t *child_protocol;
efi_status_t (*init)(struct efi_driver_binding_extended_protocol *this);
efi_status_t (*bind)(struct efi_driver_binding_extended_protocol *this,
efi_handle_t handle, void *interface);
};
#endif /* _EFI_DRIVER_H */