iwlwifi: mvm: move fw-dbg code to separate file

The fw debug functionality is big enough to warrant
a separate file. Move existing related functions to the new file.

Signed-off-by: Golan Ben-Ami <golan.ben.ami@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
index ad7ad72..ee511aa 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
@@ -72,6 +72,7 @@
 #include "fw-api.h"
 #include "mvm.h"
 #include "time-event.h"
+#include "fw-dbg.h"
 
 const u8 iwl_mvm_ac_to_tx_fifo[] = {
 	IWL_MVM_TX_FIFO_VO,