kernel-ark/net/wimax/wimax-internal.h
Thomas Gleixner 04672fe6d6 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 268
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 version 2 as
  published by the free software foundation 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 51 franklin street fifth floor boston ma
  02110 1301 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 46 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141334.135501091@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:30:29 +02:00

89 lines
2.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Linux WiMAX
* Internal API for kernel space WiMAX stack
*
* Copyright (C) 2007 Intel Corporation <linux-wimax@intel.com>
* Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
*
* This header file is for declarations and definitions internal to
* the WiMAX stack. For public APIs and documentation, see
* include/net/wimax.h and include/linux/wimax.h.
*/
#ifndef __WIMAX_INTERNAL_H__
#define __WIMAX_INTERNAL_H__
#ifdef __KERNEL__
#ifdef pr_fmt
#undef pr_fmt
#endif
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/device.h>
#include <net/wimax.h>
/*
* Decide if a (locked) device is ready for use
*
* Before using the device structure, it must be locked
* (wimax_dev->mutex). As well, most operations need to call this
* function to check if the state is the right one.
*
* An error value will be returned if the state is not the right
* one. In that case, the caller should not attempt to use the device
* and just unlock it.
*/
static inline __must_check
int wimax_dev_is_ready(struct wimax_dev *wimax_dev)
{
if (wimax_dev->state == __WIMAX_ST_NULL)
return -EINVAL; /* Device is not even registered! */
if (wimax_dev->state == WIMAX_ST_DOWN)
return -ENOMEDIUM;
if (wimax_dev->state == __WIMAX_ST_QUIESCING)
return -ESHUTDOWN;
return 0;
}
static inline
void __wimax_state_set(struct wimax_dev *wimax_dev, enum wimax_st state)
{
wimax_dev->state = state;
}
void __wimax_state_change(struct wimax_dev *, enum wimax_st);
#ifdef CONFIG_DEBUG_FS
int wimax_debugfs_add(struct wimax_dev *);
void wimax_debugfs_rm(struct wimax_dev *);
#else
static inline int wimax_debugfs_add(struct wimax_dev *wimax_dev)
{
return 0;
}
static inline void wimax_debugfs_rm(struct wimax_dev *wimax_dev) {}
#endif
void wimax_id_table_add(struct wimax_dev *);
struct wimax_dev *wimax_dev_get_by_genl_info(struct genl_info *, int);
void wimax_id_table_rm(struct wimax_dev *);
void wimax_id_table_release(void);
int wimax_rfkill_add(struct wimax_dev *);
void wimax_rfkill_rm(struct wimax_dev *);
/* generic netlink */
extern struct genl_family wimax_gnl_family;
/* ops */
int wimax_gnl_doit_msg_from_user(struct sk_buff *skb, struct genl_info *info);
int wimax_gnl_doit_reset(struct sk_buff *skb, struct genl_info *info);
int wimax_gnl_doit_rfkill(struct sk_buff *skb, struct genl_info *info);
int wimax_gnl_doit_state_get(struct sk_buff *skb, struct genl_info *info);
#endif /* #ifdef __KERNEL__ */
#endif /* #ifndef __WIMAX_INTERNAL_H__ */