summaryrefslogtreecommitdiffstats
path: root/include/net
diff options
context:
space:
mode:
Diffstat (limited to 'include/net')
-rw-r--r--include/net/mac80211.h12
1 files changed, 7 insertions, 5 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index daa539a..174dc1d 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1307,11 +1307,13 @@ enum ieee80211_ampdu_mlme_action {
*
* @hw_scan: Ask the hardware to service the scan request, no need to start
* the scan state machine in stack. The scan must honour the channel
- * configuration done by the regulatory agent in the wiphy's registered
- * bands. When the scan finishes, ieee80211_scan_completed() must be
- * called; note that it also must be called when the scan cannot finish
- * because the hardware is turned off! Anything else is a bug!
- * Returns a negative error code which will be seen in userspace.
+ * configuration done by the regulatory agent in the wiphy's
+ * registered bands. The hardware (or the driver) needs to make sure
+ * that power save is disabled. When the scan finishes,
+ * ieee80211_scan_completed() must be called; note that it also must
+ * be called when the scan cannot finish because the hardware is
+ * turned off! Anything else is a bug! Returns a negative error code
+ * which will be seen in userspace.
*
* @sw_scan_start: Notifier function that is called just before a software scan
* is started. Can be NULL, if the driver doesn't need this notification.
OpenPOWER on IntegriCloud