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path: root/drivers/net/wireless/iwlwifi/iwl-prph.h
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-prph.h')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-prph.h14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h
index d2d2a9174900..5944de7a98a2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-prph.h
+++ b/drivers/net/wireless/iwlwifi/iwl-prph.h
@@ -254,7 +254,7 @@
* device. A queue maps to only one (selectable by driver) Tx DMA channel,
* but one DMA channel may take input from several queues.
*
- * Tx DMA channels have dedicated purposes. For 4965, they are used as follows
+ * Tx DMA FIFOs have dedicated purposes. For 4965, they are used as follows
* (cf. default_queue_to_tx_fifo in iwl-4965.c):
*
* 0 -- EDCA BK (background) frames, lowest priority
@@ -262,20 +262,20 @@
* 2 -- EDCA VI (video) frames, higher priority
* 3 -- EDCA VO (voice) and management frames, highest priority
* 4 -- Commands (e.g. RXON, etc.)
- * 5 -- HCCA short frames
- * 6 -- HCCA long frames
+ * 5 -- unused (HCCA)
+ * 6 -- unused (HCCA)
* 7 -- not used by driver (device-internal only)
*
- * For 5000 series and up, they are used slightly differently
+ * For 5000 series and up, they are used 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
+ * 4 -- unused
+ * 5 -- unused
+ * 6 -- unused
* 7 -- Commands
*
* Driver should normally map queues 0-6 to Tx DMA/FIFO channels 0-6.