+ * For 5000 series and up, they are used slightly differently
+ * (cf. iwl5000_default_queue_to_tx_fifo in iwl-5000.c):
+ *
+ * 0 -- EDCA BK (background) frames, lowest priority
+ * 1 -- EDCA BE (best effort) frames, normal priority
+ * 2 -- EDCA VI (video) frames, higher priority
+ * 3 -- EDCA VO (voice) and management frames, highest priority
+ * 4 -- (TBD)
+ * 5 -- HCCA short frames
+ * 6 -- HCCA long frames
+ * 7 -- Commands
+ *