ath10k: reduce htt tx/rx spinlock overhead

It is inefficient to grab irqsave spinlocks for
skb lists for each queue/dequeue action.

Using rx_ring.lock and tx_lock allows to use less
heavy bh spinlock functions and moving locking
upwards allows to toggle spinlocks less often.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

diff --cc drivers/net/wireless/ath/ath10k/htt_rx.c
Simple merge

diff --cc drivers/net/wireless/ath/ath10k/htt_tx.c
Simple merge

diff --cc drivers/net/wireless/ath/ath10k/txrx.c
Simple merge