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/* $NetBSD: pci_calls.h,v 1.1 2021/09/15 17:33:08 thorpej Exp $ */
/*
* THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT.
*
* generated from:
* NetBSD: pci_calls,v 1.1 2021/09/15 17:26:07 thorpej Exp
*/
/*-
* Copyright (c) 2021 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Device calls used by the PCI subsystem.
*/
#ifndef _PCI_CALLS_H_
#define _PCI_CALLS_H_
#include <sys/device.h>
#include <dev/pci/pcivar.h>
/*
* pci-bus-get-child-devhandle
*
* Retrieve the devhandle for the PCI device represented by 'tag'
* in the PCI segment represented by 'pc'. The PCI bus's device_t
* is the one that's passed in the call, and the device whose handle
* is being requested must be a direct child of that bus, otherwise
* behavior is undefined.
*
* Call returns 0 if successful, or an error code upon failure:
*
* ENOTSUP The device handle implementation for the
* PCI bus does not support this device call.
*
* ENODEV The PCI device represented by the pcitag_t
* was not found in a bus-scoped search of the
* platform device tree.
*/
struct pci_bus_get_child_devhandle_args {
pci_chipset_tag_t pc; /* IN */
pcitag_t tag; /* IN */
devhandle_t devhandle; /* OUT */
};
union pci_bus_get_child_devhandle_binding {
struct device_call_generic generic;
struct {
const char *name;
struct pci_bus_get_child_devhandle_args *args;
} binding;
};
#define PCI_BUS_GET_CHILD_DEVHANDLE_STR "pci-bus-get-child-devhandle"
#define PCI_BUS_GET_CHILD_DEVHANDLE(_args_) \
&((const union pci_bus_get_child_devhandle_binding){ \
.binding.name = "pci-bus-get-child-devhandle", \
.binding.args = (_args_), \
})
#endif /* _PCI_CALLS_H_ */
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