mwifiex: reserve passive scan time for radar channel

Active scan is not allowed on radar channel, instead
using passvie scan with more time.

Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/marvell/mwifiex/scan.c b/drivers/net/wireless/marvell/mwifiex/scan.c
index 19df92b..895b806 100644 (file)
--- a/drivers/net/wireless/marvell/mwifiex/scan.c
+++ b/drivers/net/wireless/marvell/mwifiex/scan.c
@@ -482,7 +482,8 @@ mwifiex_scan_create_channel_list(struct mwifiex_private *priv,
                                scan_chan_list[chan_idx].max_scan_time =
                                        cpu_to_le16((u16) user_scan_in->
                                        chan_list[0].scan_time);
-                       else if (ch->flags & IEEE80211_CHAN_NO_IR)
+                       else if ((ch->flags & IEEE80211_CHAN_NO_IR) ||
+                                (ch->flags & IEEE80211_CHAN_RADAR))
                                scan_chan_list[chan_idx].max_scan_time =
                                        cpu_to_le16(adapter->passive_scan_time);
                        else
@@ -502,10 +503,12 @@ mwifiex_scan_create_channel_list(struct mwifiex_private *priv,
                        scan_chan_list[chan_idx].chan_scan_mode_bitmap
                                        |= MWIFIEX_DISABLE_CHAN_FILT;
 
-                       if (filtered_scan) {
+                       if (filtered_scan &&
+                           !((ch->flags & IEEE80211_CHAN_NO_IR) ||
+                             (ch->flags & IEEE80211_CHAN_RADAR)))
                                scan_chan_list[chan_idx].max_scan_time =
                                cpu_to_le16(adapter->specific_scan_time);
-                       }
+
                        chan_idx++;
                }