mt76: mt7615: never use an 802.11b CF-End rate on 5GHz

Sometimes mt7615_mac_set_timing gets called while the slot time is still
configured to 20. Ensure that in this case it always uses the OFDM CFend
rate.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2020-04-22 12:25:54 +02:00
commit ab9a1ed229