/*
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* Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
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* Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.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
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* as published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __MT76_UTIL_H
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#define __MT76_UTIL_H
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#include <linux/skbuff.h>
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#include <linux/bitops.h>
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#include <linux/bitfield.h>
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#define MT76_INCR(_var, _size) \
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_var = (((_var) + 1) % _size)
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int mt76_wcid_alloc(unsigned long *mask, int size);
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static inline void
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mt76_wcid_free(unsigned long *mask, int idx)
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{
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mask[idx / BITS_PER_LONG] &= ~BIT(idx % BITS_PER_LONG);
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}
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static inline void
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mt76_skb_set_moredata(struct sk_buff *skb, bool enable)
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{
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struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
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if (enable)
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hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_MOREDATA);
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else
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hdr->frame_control &= ~cpu_to_le16(IEEE80211_FCTL_MOREDATA);
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}
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#endif
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