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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
* Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
*/
#ifndef __MT76_UTIL_H
#define __MT76_UTIL_H
#include <linux/skbuff.h>
#include <linux/bitops.h>
#include <linux/bitfield.h>
#define MT76_INCR(_var, _size) \
(_var = (((_var) + 1) % (_size)))
int mt76_wcid_alloc(unsigned long *mask, int size);
static inline bool
mt76_wcid_mask_test(unsigned long *mask, int idx)
{
return mask[idx / BITS_PER_LONG] & BIT(idx % BITS_PER_LONG);
}
static inline void
mt76_wcid_mask_set(unsigned long *mask, int idx)
{
mask[idx / BITS_PER_LONG] |= BIT(idx % BITS_PER_LONG);
}
static inline void
mt76_wcid_mask_clear(unsigned long *mask, int idx)
{
mask[idx / BITS_PER_LONG] &= ~BIT(idx % BITS_PER_LONG);
}
static inline void
mt76_skb_set_moredata(struct sk_buff *skb, bool enable)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
if (enable)
hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_MOREDATA);
else
hdr->frame_control &= ~cpu_to_le16(IEEE80211_FCTL_MOREDATA);
}
#endif
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