iwlwifi: create new subdirectory for FW interaction

There's a lot of mvm code that really should be more generic
and part of the iwlwifi module. Start by making a place to
keep such code - in the new "fw" subdirectory - and already
move the firmware related header files there.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index 1cfb4c7..bcde1ba 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -84,7 +84,7 @@
 #include "iwl-eeprom-parse.h"
 #include "iwl-phy-db.h"
 #include "testmode.h"
-#include "iwl-fw-error-dump.h"
+#include "fw/error-dump.h"
 #include "iwl-prph.h"
 #include "iwl-nvm-parse.h"
 #include "fw-dbg.h"