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2bd5452d46
Similar to OF endpoints, endpoint type nodes can be also supported on ACPI. In order to make it possible for drivers to ignore the matter, add a type for fwnode_endpoint and a function to parse them. On ACPI, find the child node index instead of relying on the "endpoint" property. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
43 lines
910 B
C
43 lines
910 B
C
/*
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* fwnode.h - Firmware device node object handle type definition.
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*
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* Copyright (C) 2015, Intel Corporation
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* Author: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef _LINUX_FWNODE_H_
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#define _LINUX_FWNODE_H_
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enum fwnode_type {
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FWNODE_INVALID = 0,
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FWNODE_OF,
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FWNODE_ACPI,
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FWNODE_ACPI_DATA,
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FWNODE_ACPI_STATIC,
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FWNODE_PDATA,
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FWNODE_IRQCHIP
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};
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struct fwnode_handle {
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enum fwnode_type type;
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struct fwnode_handle *secondary;
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};
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/**
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* struct fwnode_endpoint - Fwnode graph endpoint
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* @port: Port number
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* @id: Endpoint id
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* @local_fwnode: reference to the related fwnode
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*/
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struct fwnode_endpoint {
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unsigned int port;
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unsigned int id;
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const struct fwnode_handle *local_fwnode;
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};
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#endif
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