iwlwifi: mvm: add support for NICs which have only 16 Tx queues.

Some NICs embedded in platforms that have only 16 Tx queues,
this affect the mapping of the Tx queues.

Signed-off-by: Eytan Lifshitz <eytan.lifshitz@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --cc drivers/net/wireless/iwlwifi/mvm/fw-api.h
Simple merge

diff --cc drivers/net/wireless/iwlwifi/mvm/fw.c
Simple merge

diff --cc drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
Simple merge

diff --cc drivers/net/wireless/iwlwifi/mvm/mac80211.c
Simple merge

diff --cc drivers/net/wireless/iwlwifi/mvm/mvm.h
Simple merge

diff --cc drivers/net/wireless/iwlwifi/mvm/ops.c
Simple merge

diff --cc drivers/net/wireless/iwlwifi/mvm/sta.c
Simple merge

diff --cc drivers/net/wireless/iwlwifi/mvm/tx.c
Simple merge