mirror of
https://github.com/edk2-porting/linux-next.git
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1b9df2d20e
Signed-off-by: Ola Olsson <ola.olsson@sonymobile.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
92 lines
2.0 KiB
C
92 lines
2.0 KiB
C
/*
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* OCB mode implementation
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*
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* Copyright: (c) 2014 Czech Technical University in Prague
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* (c) 2014 Volkswagen Group Research
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* Author: Rostislav Lisovy <rostislav.lisovy@fel.cvut.cz>
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* Funded by: Volkswagen Group Research
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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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#include <linux/ieee80211.h>
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#include <net/cfg80211.h>
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#include "nl80211.h"
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#include "core.h"
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#include "rdev-ops.h"
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int __cfg80211_join_ocb(struct cfg80211_registered_device *rdev,
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struct net_device *dev,
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struct ocb_setup *setup)
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{
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struct wireless_dev *wdev = dev->ieee80211_ptr;
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int err;
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ASSERT_WDEV_LOCK(wdev);
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if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_OCB)
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return -EOPNOTSUPP;
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if (!rdev->ops->join_ocb)
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return -EOPNOTSUPP;
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if (WARN_ON(!setup->chandef.chan))
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return -EINVAL;
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err = rdev_join_ocb(rdev, dev, setup);
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if (!err)
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wdev->chandef = setup->chandef;
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return err;
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}
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int cfg80211_join_ocb(struct cfg80211_registered_device *rdev,
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struct net_device *dev,
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struct ocb_setup *setup)
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{
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struct wireless_dev *wdev = dev->ieee80211_ptr;
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int err;
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wdev_lock(wdev);
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err = __cfg80211_join_ocb(rdev, dev, setup);
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wdev_unlock(wdev);
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return err;
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}
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int __cfg80211_leave_ocb(struct cfg80211_registered_device *rdev,
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struct net_device *dev)
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{
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struct wireless_dev *wdev = dev->ieee80211_ptr;
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int err;
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ASSERT_WDEV_LOCK(wdev);
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if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_OCB)
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return -EOPNOTSUPP;
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if (!rdev->ops->leave_ocb)
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return -EOPNOTSUPP;
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err = rdev_leave_ocb(rdev, dev);
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if (!err)
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memset(&wdev->chandef, 0, sizeof(wdev->chandef));
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return err;
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}
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int cfg80211_leave_ocb(struct cfg80211_registered_device *rdev,
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struct net_device *dev)
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{
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struct wireless_dev *wdev = dev->ieee80211_ptr;
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int err;
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wdev_lock(wdev);
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err = __cfg80211_leave_ocb(rdev, dev);
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wdev_unlock(wdev);
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return err;
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}
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