ath9k: Add ath9k_chanctx_wake_queues

Introduce a function that handles queues in channel
context mode.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --cc drivers/net/wireless/ath/ath9k/ath9k.h
Simple merge

diff --cc drivers/net/wireless/ath/ath9k/channel.c
Simple merge

diff --cc drivers/net/wireless/ath/ath9k/main.c
Simple merge