| /* 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 void |
| mt76_wcid_free(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 |
