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mac80211: add radar detection command/event

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Add command to trigger radar detection in the driver/FW.
Once radar detection is started it should continuously
monitor for radars as long as the channel active.
If radar is detected usermode notified with 'radar
detected' event.

Scanning and remain on channel functionality must be disabled
while doing radar detection/scanning, and vice versa.

Based on original patch by Victor Goldenshtein <victorg@ti.com>

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Simon Wunderlich 2013-02-08 18:16:20 +01:00 • committed by Johannes Berg
parent 04f39047af
commit 164eb02d07
11 changed files with 204 additions and 1 deletions
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3
net/mac80211/scan.c
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@ -351,6 +351,9 @@ static int ieee80211_start_sw_scan(struct ieee80211_local *local)
static bool ieee80211_can_scan(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
{
if (local->radar_detect_enabled)
return false;
if (!list_empty(&local->roc_list))
return false;