linux/arch/powerpc/include/asm/hvcserver.h
Thomas Gleixner 1a59d1b8e0 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not write to the free software foundation inc
  59 temple place suite 330 boston ma 02111 1307 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1334 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:35 -07:00

47 lines
1.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* hvcserver.h
* Copyright (C) 2004 Ryan S Arnold, IBM Corporation
*
* PPC64 virtual I/O console server support.
*/
#ifndef _PPC64_HVCSERVER_H
#define _PPC64_HVCSERVER_H
#ifdef __KERNEL__
#include <linux/list.h>
/* Converged Location Code length */
#define HVCS_CLC_LENGTH 79
/**
* hvcs_partner_info - an element in a list of partner info
* @node: list_head denoting this partner_info struct's position in the list of
* partner info.
* @unit_address: The partner unit address of this entry.
* @partition_ID: The partner partition ID of this entry.
* @location_code: The converged location code of this entry + 1 char for the
* null-term.
*
* This structure outlines the format that partner info is presented to a caller
* of the hvcs partner info fetching functions. These are strung together into
* a list using linux kernel lists.
*/
struct hvcs_partner_info {
struct list_head node;
uint32_t unit_address;
uint32_t partition_ID;
char location_code[HVCS_CLC_LENGTH + 1]; /* CLC + 1 null-term char */
};
extern int hvcs_free_partner_info(struct list_head *head);
extern int hvcs_get_partner_info(uint32_t unit_address,
struct list_head *head, unsigned long *pi_buff);
extern int hvcs_register_connection(uint32_t unit_address,
uint32_t p_partition_ID, uint32_t p_unit_address);
extern int hvcs_free_connection(uint32_t unit_address);
#endif /* __KERNEL__ */
#endif /* _PPC64_HVCSERVER_H */