iwlwifi: virtualize iwl_{grab,release}_nic_access

Since different transports have different ways to wake the
up the NIC, we need to virtualize it.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

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

diff --cc drivers/net/wireless/iwlwifi/dvm/main.c
Simple merge

diff --cc drivers/net/wireless/iwlwifi/dvm/tt.c
Simple merge

diff --cc drivers/net/wireless/iwlwifi/iwl-io.c
Simple merge

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

diff --cc drivers/net/wireless/iwlwifi/iwl-test.c
Simple merge

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

diff --cc drivers/net/wireless/iwlwifi/pcie/trans.c
Simple merge