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mt76: mt7915: simplify mt7915_lmac_mapping

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Compared to mac80211 ACs, MT7915 queue numbers are in reverse order
There is no need for the defensive WARN_ON_ONCE, so we can simplify
the function to avoid the array lookup

Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2020-09-04 19:31:36 +02:00
parent b1f4256861
commit 8f48855f5d
1 changed files with 2 additions and 11 deletions
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mt7915/mt7915.h
+2 -11
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@@ -252,17 +252,8 @@ mt7915_ext_phy(struct mt7915_dev *dev)
static inline u8 mt7915_lmac_mapping(struct mt7915_dev *dev, u8 ac)
{
static const u8 lmac_queue_map[] = {
[IEEE80211_AC_BK] = MT_LMAC_AC00,
[IEEE80211_AC_BE] = MT_LMAC_AC01,
[IEEE80211_AC_VI] = MT_LMAC_AC02,
[IEEE80211_AC_VO] = MT_LMAC_AC03,
};
if (WARN_ON_ONCE(ac >= ARRAY_SIZE(lmac_queue_map)))
return MT_LMAC_AC01; /* BE */
return lmac_queue_map[ac];
/* LMAC uses the reverse order of mac80211 AC indexes */
return 3 - ac;
}
extern const struct ieee80211_ops mt7915_ops;