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mt76: introduce mt76_{incr,decr} utility routines

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Add mt76_{incr,decr} utility routines to increment/decrement a value
with wrap-around (they will be used by mt76x2 DFS sw detector)

Signed-off-by: Lorenzo Bianconi <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2018-09-11 13:49:19 +02:00
committed by Felix Fietkau
parent d00c6169c7
commit 0d42d226de
1 changed files with 12 additions and 0 deletions
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mt76.h
+12
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@@ -390,6 +390,18 @@ struct dentry *mt76_register_debugfs(struct mt76_dev *dev);
int mt76_eeprom_init(struct mt76_dev *dev, int len);
void mt76_eeprom_override(struct mt76_dev *dev);
/* increment with wrap-around */
static inline int mt76_incr(int val, int size)
{
return (val + 1) & (size - 1);
}
/* decrement with wrap-around */
static inline int mt76_decr(int val, int size)
{
return (val - 1) & (size - 1);
}
static inline struct ieee80211_txq *
mtxq_to_txq(struct mt76_txq *mtxq)
{