iwlwifi: 8000: add default NVM file name in family 8000

The 8000 family products need a file on the file system
which is used as NVM. This file is a must, if no filename
is supplied as module parameter, use a default filename.

Signed-off-by: Eran Harary <eran.harary@intel.com>
Reviewed-by: Dor Shaish <dor.shaish@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

drivers/net/wireless/iwlwifi/mvm/mvm.h

@@ -501,6 +501,7 @@ struct iwl_mvm {
 	u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
 	atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
 
+	const char *nvm_file_name;
 	struct iwl_nvm_data *nvm_data;
 	/* NVM sections */
 	struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];