iwlwifi: mvm: avoid to WARN about gscan capabilities

Gscan capabilities were updated with new capabilities supported
by the device. Update GSCAN capabilities TLV and avoid to WARN
if the firmware does not have the new capabilities.
Signed-off-by: Ayala Beker <ayala.beker@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

drivers/net/wireless/intel/iwlwifi/iwl-drv.c

@@ -1060,11 +1060,18 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
 		return -EINVAL;
 	}
 
-	if (WARN(fw_has_capa(capa, IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT) &&
-		 !gscan_capa,
-		 "GSCAN is supported but capabilities TLV is unavailable\n"))
+	/*
+	 * If ucode advertises that it supports GSCAN but GSCAN
+	 * capabilities TLV is not present, or if it has an old format,
+	 * warn and continue without GSCAN.
+	 */
+	if (fw_has_capa(capa, IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT) &&
+	    !gscan_capa) {
+		IWL_DEBUG_INFO(drv,
+			       "GSCAN is supported but capabilities TLV is unavailable\n");
 		__clear_bit((__force long)IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT,
 			    capa->_capa);
+	}
 
 	return 0;